@import url("https://cdn.jsdelivr.net/npm/harmonyos-sans-sc-webfont-splitted@1.1.0/dist/Light.css");
@import url("https://cdn.jsdelivr.net/npm/harmonyos-sans-sc-webfont-splitted@1.1.0/dist/Regular.css");
@import url("https://cdn.jsdelivr.net/npm/harmonyos-sans-sc-webfont-splitted@1.1.0/dist/Medium.css");
@import url("https://cdn.jsdelivr.net/npm/harmonyos-sans-sc-webfont-splitted@1.1.0/dist/Semibold.css");
@import url("https://cdn.jsdelivr.net/gh/IKKI2000/harmonyos-icons@main/style.css");

:root {
  color-scheme: light;
  --paper: #fafafb;
  --paper-2: #ffffff;
  --paper-3: #f1f2f4;
  --paper-4: #e4e6ea;
  --vellum: #fbfcfd;
  --ink: #121416;
  --ink-soft: #2a2d32;
  --ink-muted: #5b636e;
  --ink-mute-2: #8c95a1;
  --ink-inverse: #ffffff;
  --rule: #12141614;
  --rule-strong: #12141630;
  --rule-full: #12141666;
  --accent: #3a3d42;
  --accent-2: #555a61;
  --accent-hover: #2f3338;
  --accent-press: #24272b;
  --accent-navy: #202326;
  --accent-tint: #3a3d420d;
  --accent-soft: #3a3d421f;
  --accent-paper: #eceef1;
  --accent-ink: #ffffff;
  --hover-neutral: #e5e7eb;
  --ok: #4b5563;
  --family-display: "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --family-sans: "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --family-mono: "SFMono-Regular", "Cascadia Mono", "Cascadia Code", ui-monospace, "Menlo", "Consolas", monospace;
  --font-sans: var(--family-sans);
  --font-mono: var(--family-mono);
  --size-h1: 30px;
  --size-h2: 20px;
  --size-h3: 16px;
  --size-body: 13px;
  --size-body-sm: 12.5px;
  --size-caption: 11.5px;
  --size-mono-xs: 10px;
  --size-mono-sm: 10.5px;
  --size-mono-md: 11.5px;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --track-normal: 0;
  --track-wide: 0.14em;
  --track-wider: 0.18em;
  --track-widest: 0.22em;
  --lh-tight: 1.08;
  --lh-snug: 1.22;
  --lh-normal: 1.5;
  --lh-relaxed: 1.55;
  --radius-xs: 0px;
  --radius-sm: 0px;
  --radius: 2px;
  --radius-pill: 999px;
  --border-width: 1px;
  --border-emph: 2px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --sidebar-w: 236px;
  --sidebar-w-collapsed: 56px;
  --topbar-h: 52px;
  --statusbar-h: 28px;
  --content-pad: 28px;
  --maxw-shell: 1440px;
  --dur-fast: 100ms;
  --dur-base: 200ms;
  --dur-med: 280ms;
  --ease-out: cubic-bezier(0.2, 0.7, 0.15, 1);
  --elev-card: 0 1px 2px rgba(18, 20, 22, 0.04);
  --elev-pop: 0 1px 2px rgba(18, 20, 22, 0.04), 0 18px 40px -14px rgba(18, 20, 22, 0.22);
  --elev-modal: 0 1px 2px rgba(18, 20, 22, 0.04), 0 30px 60px -24px rgba(18, 20, 22, 0.22);
  --z-popover: 60;
  --z-modal: 200;
  --z-toast: 400;
  --app-height: 100dvh;
  --app-width: 100vw;
  --composer-height: 66px;
  --viewport-top: 0px;
  --viewport-left: 0px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
  overscroll-behavior: none;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-synthesis: none;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background:
    radial-gradient(circle at 1px 1px, rgba(18, 20, 22, 0.075) 1px, transparent 0) 0 0 / 18px 18px,
    linear-gradient(180deg, var(--paper), #f4f5f7);
  color: var(--ink);
  font-size: 13px;
  overflow-x: hidden;
}

.shell {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.chat {
  width: min(880px, 100%);
  height: min(720px, calc(100vh - 48px));
  min-height: 520px;
  background: var(--paper-2);
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(18, 20, 22, 0.04);
}

.chat-view {
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  position: relative;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-top: 2px solid var(--accent);
  border-bottom: 1px solid var(--rule-strong);
  background: linear-gradient(180deg, var(--paper-2), var(--vellum));
}

.brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

h1 {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--ink);
}

h2 {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: 0;
  color: var(--ink);
}

.tab-switcher {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
}

.tab-button {
  width: auto;
  min-width: 0;
  min-height: 28px;
  align-self: center;
  padding: 5px 10px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
  font-size: 12px;
}

.tab-button .icon {
  width: 13px;
  height: 13px;
}

.tab-button:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent);
  box-shadow: none;
}

.tab-button.is-active {
  background: var(--accent);
  color: var(--ink-inverse);
}

.icon {
  display: inline-block;
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  stroke: currentColor;
}

.title-icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(31, 129, 97, 0.14);
}

.messages {
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-6) var(--space-5);
  background: var(--paper);
  scrollbar-gutter: stable;
}

.maintenance-banner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 10px var(--space-5);
  border-bottom: 1px solid var(--accent-soft);
  background: var(--accent-paper);
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 600;
}

.maintenance-banner .icon {
  animation: spinner-rotate 1100ms linear infinite;
}

.starter {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
  max-width: 680px;
  margin: 0 auto;
  padding: var(--space-6) 0;
  animation: message-enter 220ms cubic-bezier(0.2, 0, 0, 1) both;
}

.starter-title {
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
}

.starter-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px;
}

.starter-chip {
  width: auto;
  min-width: 0;
  max-width: min(100%, 286px);
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 7px;
  padding: 9px 12px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper-3);
  color: var(--ink-soft);
  box-shadow: none;
  font-size: 12.5px;
  font-weight: 500;
  text-align: left;
}

.starter-chip .icon {
  width: 14px;
  height: 14px;
  color: var(--accent);
}

.starter-chip:hover:not(:disabled) {
  background: var(--paper-2);
  border-color: var(--rule-strong);
  color: var(--ink);
  box-shadow: 0 3px 12px rgba(18, 20, 22, 0.06);
}

.starter-chip:active:not(:disabled) {
  background: var(--accent-tint);
  border-color: var(--accent-soft);
  transform: translateY(1px);
}

.scroll-bottom {
  position: absolute;
  right: var(--space-5);
  bottom: 96px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  min-width: 34px;
  padding: 0;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--accent);
  box-shadow: 0 6px 18px rgba(18, 20, 22, 0.12);
  line-height: 1;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  backdrop-filter: blur(8px);
  transition:
    opacity 140ms ease,
    transform 140ms ease,
    box-shadow 140ms ease;
}

.scroll-bottom .icon {
  width: 17px;
  height: 17px;
}

.scroll-bottom:hover:not(:disabled) {
  background: var(--paper-2);
  border-color: var(--accent);
  box-shadow: 0 8px 22px rgba(18, 20, 22, 0.16);
}

.scroll-bottom:active:not(:disabled) {
  transform: translateY(1px);
}

.message {
  display: flex;
  margin: 0 0 var(--space-4);
  animation: message-enter 220ms cubic-bezier(0.2, 0, 0, 1) both;
  transform-origin: bottom center;
}

.message.user {
  justify-content: flex-end;
}

.bubble {
  max-width: min(680px, 88%);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  line-height: 1.5;
  font-size: 13px;
  overflow-wrap: anywhere;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.bubble.is-loading {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  color: var(--ink-muted);
  white-space: pre-wrap;
  animation: loading-pulse 1400ms ease-in-out infinite;
}

.loading-elapsed {
  flex-basis: 100%;
  margin-left: 22px;
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.2;
}

.loading-spinner {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 2px solid var(--rule-strong);
  border-top-color: var(--accent);
  border-radius: 999px;
  animation: spinner-rotate 750ms linear infinite;
}

.typing-dots {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-left: -2px;
}

.typing-dots span {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: var(--ink-mute-2);
  animation: typing-dot 1050ms ease-in-out infinite;
}

.typing-dots span:nth-child(2) {
  animation-delay: 140ms;
}

.typing-dots span:nth-child(3) {
  animation-delay: 280ms;
}

.assistant .bubble {
  max-width: min(760px, 94%);
  background: var(--paper-2);
  color: var(--ink-soft);
  border: 1px solid var(--rule);
  border-left: 2px solid var(--accent);
  overflow-x: auto;
  box-shadow: 0 1px 2px rgba(18, 20, 22, 0.035);
}

.assistant .bubble.is-loading {
  color: var(--ink-muted);
}

.user .bubble {
  background: var(--accent);
  color: var(--ink-inverse);
  border: 1px solid var(--accent);
  white-space: pre-wrap;
  box-shadow: 0 1px 2px rgba(22, 56, 41, 0.14);
}

.uploaded-file-chip {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 8px;
  min-width: min(280px, 72vw);
  max-width: 360px;
  padding: 8px 9px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.13);
  color: inherit;
  text-decoration: none;
}

.uploaded-file-chip:hover {
  background: rgba(255, 255, 255, 0.2);
  text-decoration: none;
}

.uploaded-file-chip > [class^="hm-"]:first-child,
.uploaded-file-chip > [class*=" hm-"]:first-child {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 16px;
}

.uploaded-file-body {
  min-width: 0;
  display: grid;
  gap: 1px;
}

.uploaded-file-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 680;
}

.uploaded-file-meta,
.uploaded-file-caption {
  color: rgba(255, 255, 255, 0.76);
  font-size: 11px;
}

.uploaded-file-caption {
  margin-top: 5px;
}

.uploaded-file-download {
  opacity: 0.82;
  font-size: 15px;
}

.source-update-card {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  padding: 10px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--paper);
  color: var(--ink-soft);
}

.source-update-head,
.source-update-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.source-update-head strong {
  color: var(--ink);
  font-size: 12.5px;
}

.source-update-status {
  padding: 2px 7px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper-2);
  color: var(--ink-muted);
  font-size: 10.5px;
  font-weight: 650;
}

.source-update-body {
  display: grid;
  gap: 6px;
}

.source-update-line {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  font-size: 12px;
}

.source-update-line span {
  color: var(--ink-mute-2);
}

.source-update-line strong {
  min-width: 0;
  color: var(--ink-soft);
  font-weight: 620;
  overflow-wrap: anywhere;
}

.source-update-actions {
  justify-content: flex-start;
}

.source-update-approve,
.source-update-reject {
  width: auto;
  min-width: 0;
  min-height: 30px;
  padding: 7px 10px;
  border-radius: 7px;
  box-shadow: none;
  font-size: 12px;
}

.source-update-approve {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink-inverse);
}

.source-update-reject {
  background: var(--paper-2);
  border-color: var(--rule-strong);
  color: var(--ink-soft);
}

.source-update-approve:hover:not(:disabled),
.source-update-reject:hover:not(:disabled) {
  transform: none;
  box-shadow: none;
}

.source-update-reject:hover:not(:disabled) {
  border-color: var(--rule-strong);
  background: var(--hover-neutral);
  color: var(--ink-soft);
}

.source-update-note {
  color: var(--ink-muted);
  font-size: 11.5px;
}

.markdown-body {
  line-height: 1.62;
  white-space: normal;
}

.markdown-body > :first-child {
  margin-top: 0;
}

.markdown-body > :last-child {
  margin-bottom: 0;
}

.response-meta {
  margin: 0 0 var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--rule);
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.response-content > :first-child {
  margin-top: 0;
}

.response-content > :last-child {
  margin-bottom: 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  margin: 0 0 var(--space-3);
  color: var(--ink);
  line-height: 1.32;
  font-weight: 650;
  letter-spacing: 0;
}

.markdown-body h1 {
  font-size: 18px;
}

.markdown-body h2 {
  font-size: 16px;
}

.markdown-body h3 {
  font-size: 14px;
}

.markdown-body h4 {
  font-size: 13px;
}

.markdown-body p {
  margin: 0 0 var(--space-3);
}

.markdown-body ul,
.markdown-body ol {
  margin: 0 0 var(--space-3);
  padding-left: 1.45em;
}

.markdown-body li {
  margin: 3px 0;
}

.markdown-body blockquote {
  margin: 0 0 var(--space-3);
  padding: 0 0 0 var(--space-3);
  color: var(--ink-muted);
  border-left: 2px solid var(--rule-full);
}

.markdown-body hr {
  height: 1px;
  margin: var(--space-4) 0;
  border: 0;
  background: var(--rule-strong);
}

.markdown-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.smart-token {
  border-radius: 2px;
  cursor: text;
  -webkit-user-select: all;
  user-select: all;
  text-decoration: underline;
  text-decoration-color: rgba(75, 85, 99, 0.24);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition:
    background 120ms ease,
    color 120ms ease,
    text-decoration-color 120ms ease;
}

.smart-token:hover,
.smart-token.is-selected {
  background: var(--accent-tint);
  color: var(--accent);
  text-decoration-color: transparent;
}

.smart-token-code {
  -webkit-user-select: all;
  user-select: all;
}

.markdown-body code {
  padding: 1px 4px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper-3);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.92em;
}

.markdown-body pre {
  margin: 0 0 var(--space-3);
  padding: var(--space-3);
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper-3);
}

.markdown-body pre code {
  padding: 0;
  border: 0;
  background: transparent;
  white-space: pre;
}

.markdown-body table {
  width: 100%;
  min-width: min(560px, 100%);
  margin: 0 0 var(--space-3);
  border-collapse: collapse;
  font-size: 12.5px;
}

.markdown-body th,
.markdown-body td {
  padding: 7px 9px;
  border: 1px solid var(--rule-strong);
  text-align: left;
  vertical-align: top;
}

.markdown-body th {
  background: var(--accent-paper);
  color: var(--ink);
  font-weight: 650;
  white-space: nowrap;
}

.markdown-body td {
  background: var(--paper-2);
}

.markdown-body tr:nth-child(even) td {
  background: var(--vellum);
}

.upload-view {
  min-height: 0;
  overflow-y: auto;
  padding: var(--space-6) var(--space-5);
  background: var(--paper);
}

.upload-panel {
  width: min(720px, 100%);
  margin: 0 auto;
  display: grid;
  gap: var(--space-5);
  animation: message-enter 180ms cubic-bezier(0.2, 0, 0, 1) both;
}

.upload-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.upload-head p {
  max-width: 560px;
  margin: 8px 0 0;
  color: var(--ink-muted);
  line-height: 1.55;
}

.state-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 5px 9px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink-muted);
  font-size: 11.5px;
  font-weight: 650;
  white-space: nowrap;
}

.state-pill.is-updating {
  border-color: var(--accent-soft);
  background: var(--accent-tint);
  color: var(--accent);
}

.state-pill.is-failed {
  border-color: rgba(160, 52, 52, 0.24);
  background: rgba(160, 52, 52, 0.07);
  color: #9d3030;
}

.dataset-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
}

.dataset-summary > div {
  min-width: 0;
  padding: 13px 14px;
  border-right: 1px solid var(--rule);
}

.dataset-summary > div:last-child {
  border-right: 0;
}

.dataset-summary span {
  display: block;
  margin-bottom: 6px;
  color: var(--ink-muted);
  font-size: 11px;
}

.dataset-summary strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 650;
  overflow-wrap: anywhere;
}

.upload-form {
  display: grid;
  gap: var(--space-3);
}

.dropzone {
  display: grid;
  justify-items: center;
  gap: 7px;
  padding: var(--space-6);
  border: 1px dashed var(--rule-full);
  background: var(--paper-2);
  color: var(--ink-soft);
  cursor: pointer;
  text-align: center;
  transition:
    border-color 140ms ease,
    background 140ms ease,
    color 140ms ease,
    transform 140ms ease;
}

.dropzone input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.dropzone .icon {
  width: 22px;
  height: 22px;
  color: var(--accent);
}

.dropzone small {
  color: var(--ink-muted);
  line-height: 1.45;
}

.dropzone:hover,
.dropzone.is-dragging {
  border-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
}

.upload-progress {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: 12px 14px;
  border: 1px solid var(--accent-soft);
  border-left: 2px solid var(--accent);
  background: var(--accent-tint);
  color: var(--ink-soft);
}

#upload-progress-title {
  font-weight: 650;
}

#upload-progress-detail {
  margin-top: 3px;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
}

.upload-message {
  padding: 11px 12px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink-muted);
  line-height: 1.45;
}

.upload-message[data-type="error"] {
  border-color: rgba(160, 52, 52, 0.24);
  background: rgba(160, 52, 52, 0.07);
  color: #9d3030;
}

.admin-shell {
  align-items: flex-start;
}

.admin-page {
  width: min(1120px, 100%);
  height: min(860px, calc(100vh - 48px));
}

.admin-upload-view {
  display: grid;
  align-content: start;
  gap: var(--space-6);
}

.admin-upload-view .upload-panel {
  width: min(1040px, 100%);
}

.user-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink-soft);
  font-weight: 650;
  white-space: nowrap;
}

.user-pill .icon {
  width: 15px;
  height: 15px;
  color: var(--accent);
}

.history-panel {
  padding-top: var(--space-2);
}

.history-table-wrap {
  position: relative;
  overflow-x: auto;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
  font-size: 12px;
}

.history-table th,
.history-table td {
  padding: 10px 11px;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

.history-table th {
  color: var(--ink-muted);
  background: var(--paper-3);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.history-table td {
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}

.history-table tr:last-child td {
  border-bottom: 0;
}

.history-status {
  font-weight: 650;
  white-space: nowrap;
}

.history-status.is-succeeded {
  color: var(--ok);
}

.history-status.is-failed {
  color: #9d3030;
}

.history-status.is-updating {
  color: var(--accent);
}

.mono-cell {
  font-family: var(--font-mono);
  font-size: 11.5px;
}

.download-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 5px 10px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
  white-space: nowrap;
}

.download-link:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.history-empty {
  padding: 22px;
  color: var(--ink-muted);
  text-align: center;
}

@media (max-width: 720px) {
  .admin-shell {
    padding: 0;
  }

  .admin-page {
    width: 100%;
    height: 100dvh;
    min-height: 100dvh;
    border-left: 0;
    border-right: 0;
  }

  .admin-upload-view {
    gap: var(--space-5);
  }

  .user-pill {
    width: fit-content;
  }

  .history-table {
    min-width: 820px;
  }
}

.composer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-2);
  padding: var(--space-4);
  border-top: 1px solid var(--rule-strong);
  background: var(--paper-3);
  transition:
    background 140ms ease,
    border-color 140ms ease,
    box-shadow 140ms ease;
}

.input-shell {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 6px;
  min-width: 0;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--vellum);
  transition:
    border-color 140ms ease,
    box-shadow 140ms ease,
    transform 140ms ease;
}

.input-shell:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transform: translateY(-1px);
}

.voice-panel {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 12px;
  border: 1px solid var(--accent-soft);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-tint);
  animation: message-enter 160ms cubic-bezier(0.2, 0, 0, 1) both;
}

.voice-meter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  width: 30px;
  height: 28px;
  color: var(--accent);
}

.voice-meter span {
  width: 3px;
  height: 8px;
  border-radius: 999px;
  background: currentColor;
  animation: voice-level 820ms ease-in-out infinite;
}

.voice-meter span:nth-child(2) {
  animation-delay: 90ms;
}

.voice-meter span:nth-child(3) {
  animation-delay: 180ms;
}

.voice-meter span:nth-child(4) {
  animation-delay: 270ms;
}

.voice-copy {
  min-width: 0;
}

.voice-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

#voice-timer {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  white-space: nowrap;
}

.voice-transcript {
  margin-top: 3px;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.mode-row {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 28px;
}

.mode-label {
  color: var(--ink-muted);
  font-size: 11px;
  white-space: nowrap;
}

.mode-toggle {
  display: inline-grid;
  grid-template-columns: repeat(3, 1fr);
  min-width: 168px;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--paper-2);
}

textarea {
  width: 100%;
  max-height: 160px;
  resize: none;
  overflow-y: hidden;
  border: 0;
  border-radius: var(--radius);
  padding: var(--space-3);
  font: inherit;
  line-height: 1.5;
  color: var(--ink);
  background: transparent;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

textarea:focus {
  box-shadow: none;
}

textarea::placeholder {
  color: var(--ink-mute-2);
}

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-width: 76px;
  align-self: end;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  background: var(--accent);
  color: var(--ink-inverse);
  font: inherit;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  transition:
    background 100ms ease,
    border-color 100ms ease,
    box-shadow 140ms ease,
    transform 100ms ease;
}

.voice-button {
  width: 34px;
  min-width: 34px;
  min-height: 0;
  align-self: end;
  margin: 5px 6px 5px 0;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
}

.voice-button .icon {
  width: 16px;
  height: 16px;
}

.voice-button:hover:not(:disabled) {
  background: var(--accent-tint);
  border-color: transparent;
  color: var(--accent);
  box-shadow: none;
}

.voice-button:active:not(:disabled) {
  background: var(--accent-soft);
  border-color: transparent;
  transform: translateY(0);
}

.voice-button.is-recording {
  background: var(--accent);
  color: var(--ink-inverse);
  animation: mic-pulse 1150ms ease-in-out infinite;
}

.mode-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 0;
  min-height: 26px;
  align-self: center;
  border: 0;
  border-radius: var(--radius);
  padding: 5px 10px;
  background: transparent;
  color: var(--ink-muted);
  font-size: 11.5px;
  font-weight: 600;
  box-shadow: none;
  touch-action: manipulation;
  transition:
    background 90ms ease,
    color 90ms ease,
    transform 90ms ease;
  -webkit-tap-highlight-color: transparent;
}

.mode-option .icon {
  width: 13px;
  height: 13px;
}

.mode-option:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--ink-soft);
  border-color: transparent;
  box-shadow: none;
}

.mode-option:active:not(:disabled) {
  background: var(--accent-soft);
  border-color: transparent;
  transform: translateY(0);
}

.mode-option.is-active {
  background: var(--accent);
  color: var(--ink-inverse);
  transform: translateY(-1px);
}

.mode-option:disabled {
  opacity: 0.55;
  cursor: wait;
}

button:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 4px 12px rgba(75, 85, 99, 0.16);
}

button:active:not(:disabled) {
  background: var(--accent-press);
  border-color: var(--accent-press);
  transform: translateY(1px);
}

button.is-loading {
  gap: var(--space-2);
  cursor: wait;
}

button.is-loading .icon {
  display: none;
}

button.is-loading:disabled {
  opacity: 1;
}

button.is-loading::before {
  content: "";
  width: 13px;
  height: 13px;
  border: 2px solid rgba(255, 255, 255, 0.38);
  border-top-color: var(--ink-inverse);
  border-radius: 999px;
  animation: spinner-rotate 750ms linear infinite;
}

@keyframes spinner-rotate {
  to {
    transform: rotate(360deg);
  }
}

@keyframes message-enter {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes loading-pulse {
  0%,
  100% {
    box-shadow: 0 1px 2px rgba(18, 20, 22, 0.035);
  }
  50% {
    box-shadow: 0 4px 16px rgba(75, 85, 99, 0.09);
  }
}

@keyframes typing-dot {
  0%,
  80%,
  100% {
    opacity: 0.34;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

@keyframes voice-level {
  0%,
  100% {
    height: 8px;
    opacity: 0.45;
  }
  50% {
    height: 24px;
    opacity: 1;
  }
}

@keyframes mic-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(75, 85, 99, 0.22);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(75, 85, 99, 0.08);
  }
}

button:disabled,
textarea:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

@media (max-width: 640px) {
  html {
    width: 100%;
    height: 100%;
    overflow: hidden;
  }

  body {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
    background: var(--paper-2);
  }

  .shell {
    position: fixed;
    top: var(--viewport-top);
    left: var(--viewport-left);
    width: var(--app-width);
    height: var(--app-height);
    min-height: 0;
    align-items: stretch;
    justify-content: stretch;
    padding:
      var(--safe-top)
      var(--safe-right)
      0
      var(--safe-left);
    background: var(--paper-2);
    overflow: hidden;
  }

  .chat {
    width: 100%;
    height: 100%;
    min-height: 0;
    border-radius: 0;
    border: 0;
    box-shadow: none;
  }

  .topbar {
    min-height: 50px;
    padding: 12px 14px;
    border-top-width: 0;
    align-items: flex-start;
  }

  .brand {
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
  }

  h1 {
    font-size: 15px;
  }

  .tab-switcher {
    width: 100%;
  }

  .tab-button {
    min-height: 32px;
    padding: 6px 9px;
  }

  .status {
    font-size: 10px;
  }

  .messages {
    padding: 18px 12px;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: auto;
    scrollbar-gutter: auto;
  }

  .maintenance-banner {
    padding: 9px 12px;
    font-size: 12px;
  }

  .starter {
    justify-content: flex-end;
    gap: 12px;
    padding: 18px 0 10px;
  }

  .starter-title {
    text-align: left;
    padding: 0 2px;
  }

  .starter-grid {
    justify-content: flex-start;
    gap: 8px;
  }

  .starter-chip {
    max-width: 100%;
    min-height: 38px;
    padding: 8px 11px;
    font-size: 12px;
  }

  .scroll-bottom {
    right: 12px;
    bottom: 142px;
    width: 38px;
    height: 38px;
    min-width: 38px;
  }

  .bubble {
    max-width: 94%;
    font-size: 13px;
  }

  .assistant .bubble {
    max-width: 100%;
  }

  .user .bubble {
    max-width: 88%;
  }

  .composer {
    padding: 10px 10px max(10px, calc(10px + var(--safe-bottom)));
    grid-template-columns: 1fr;
    gap: 8px;
    position: relative;
    z-index: 2;
  }

  .upload-view {
    padding: 18px 12px max(18px, calc(18px + var(--safe-bottom)));
    -webkit-overflow-scrolling: touch;
  }

  .upload-panel {
    gap: var(--space-4);
  }

  .upload-head {
    display: grid;
    gap: var(--space-3);
  }

  .dataset-summary {
    grid-template-columns: 1fr;
  }

  .dataset-summary > div {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .dataset-summary > div:last-child {
    border-bottom: 0;
  }

  .dropzone {
    padding: 22px 14px;
  }

  .mode-row {
    align-items: center;
    gap: 8px;
  }

  .mode-toggle {
    min-width: 0;
    width: min(220px, 62vw);
  }

  textarea {
    max-height: 116px;
    min-height: 44px;
    padding: 11px 8px 11px 12px;
    font-size: 16px;
  }

  .voice-button {
    width: 38px;
    min-width: 38px;
    min-height: 38px;
    margin: 4px 5px 4px 0;
  }

  .voice-panel {
    gap: 12px;
    padding: 9px 10px;
  }

  button {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
  }

  .mode-option {
    width: auto;
    min-height: 0;
    padding: 5px 8px;
    font-size: 11px;
  }

  .keyboard-open .shell,
  .input-focused .shell {
    padding-bottom: 0;
  }

  .keyboard-open .composer {
    padding-bottom: 10px;
  }

  .keyboard-open .scroll-bottom {
    bottom: 132px;
  }
}

@media (max-width: 640px) and (max-height: 560px) {
  .topbar {
    min-height: 44px;
    padding: 9px 12px;
  }

  .messages {
    padding: 12px 10px;
  }

  .composer {
    padding: 8px 8px max(8px, calc(8px + var(--safe-bottom)));
  }

  .mode-row {
    min-height: 26px;
  }
}

/* 2026 admin/chat revamp */
body {
  background: linear-gradient(180deg, #fbfcfd 0%, #f2f4f6 100%);
}

.shell {
  min-height: var(--app-height);
  align-items: stretch;
  padding: 0 var(--space-5);
  background: transparent;
}

.chat {
  width: min(880px, 100%);
  height: var(--app-height);
  min-height: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.topbar {
  min-height: 56px;
  padding: 14px 0;
  border-top: 0;
  border-bottom: 1px solid var(--rule);
  background: transparent;
}

.chat-view {
  min-height: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: clamp(24px, 7vh, 86px) 0 var(--space-6);
}

.chat-view > .maintenance-banner {
  width: min(760px, 100%);
  order: 0;
  border: 1px solid var(--accent-soft);
}

.chat-view > .messages {
  order: 2;
  width: min(760px, 100%);
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
  padding: 0;
  background: transparent;
  scrollbar-gutter: auto;
}

.starter {
  min-height: 0;
  padding: 0;
  gap: var(--space-3);
}

.starter-grid {
  gap: 8px;
}

.starter-chip {
  border-radius: 8px;
  background: var(--paper-2);
  border-color: var(--rule-strong);
}

.chat-view > .composer {
  order: 1;
  width: min(760px, 100%);
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 10px 32px rgba(18, 20, 22, 0.08);
}

.input-shell {
  border-radius: 7px;
  background: #fff;
}

.composer textarea {
  min-height: 52px;
}

.chat-started .chat-view {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  align-items: stretch;
  justify-content: stretch;
  gap: 0;
  padding: 0;
}

.chat-started .chat-view > .maintenance-banner {
  width: 100%;
  order: initial;
}

.chat-started .chat-view > .messages {
  order: initial;
  width: 100%;
  flex: initial;
  overflow-y: auto;
  padding: var(--space-6) 0;
  scrollbar-gutter: stable;
}

.chat-started .chat-view > .composer {
  order: initial;
  width: 100%;
  border-right: 0;
  border-bottom: 0;
  border-left: 0;
  border-radius: 0;
  background: rgba(250, 250, 251, 0.96);
  box-shadow: none;
}

.chat-started .starter {
  display: none;
}

.chat-started .scroll-bottom {
  right: 0;
  bottom: 118px;
}

.message {
  padding: 0 2px;
}

.assistant .bubble {
  border-radius: 8px;
}

.user .bubble {
  border-radius: 8px;
}

.login-body,
.admin-body {
  min-height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  background: linear-gradient(180deg, #fbfcfd 0%, #eef2f4 100%);
}

.login-shell,
.admin-shell {
  width: 100%;
  min-height: 100dvh;
  padding: clamp(18px, 4vw, 42px);
}

.login-shell {
  display: grid;
  place-items: center;
}

.login-panel {
  width: min(420px, 100%);
  padding: 28px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 18px 44px rgba(18, 20, 22, 0.08);
}

.login-head {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.login-head .mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--ink-inverse);
  font-weight: 700;
  letter-spacing: 0;
}

.login-head p,
.admin-topbar p,
.section-head p {
  margin: 6px 0 0;
  color: var(--ink-muted);
  line-height: 1.5;
}

.login-form {
  display: grid;
  gap: var(--space-4);
}

.login-form label {
  display: grid;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 650;
}

.login-form input {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  outline: none;
}

.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.login-error {
  padding: 10px 12px;
  border: 1px solid rgba(176, 55, 55, 0.26);
  border-radius: 7px;
  background: rgba(176, 55, 55, 0.08);
  color: #8f2929;
  font-size: 12.5px;
}

.admin-shell {
  display: block;
}

.admin-page {
  width: min(1080px, 100%);
  min-height: auto;
  margin: 0 auto;
  display: grid;
  gap: var(--space-5);
  border: 0;
  background: transparent;
  box-shadow: none;
}

.admin-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--rule);
}

.admin-topbar form {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}

.admin-section {
  display: grid;
  gap: var(--space-4);
  padding: 20px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 1px 2px rgba(18, 20, 22, 0.04);
}

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.current-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
}

.current-grid > div {
  min-width: 0;
  padding: 13px 14px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--vellum);
}

.current-grid > div:nth-child(3n) {
  border-right: 0;
}

.current-grid > div:nth-last-child(-n + 3) {
  border-bottom: 0;
}

.current-grid span,
.history-meta span {
  display: block;
  margin-bottom: 5px;
  color: var(--ink-muted);
  font-size: 11px;
}

.current-grid strong,
.history-meta strong {
  display: block;
  min-width: 0;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.state-pill,
.user-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 5px 10px;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: var(--paper-3);
  color: var(--ink-soft);
  font-size: 11.5px;
  font-weight: 650;
  white-space: nowrap;
}

.state-pill.is-current,
.state-pill.is-updating {
  border-color: var(--accent-soft);
  background: var(--accent-paper);
  color: var(--accent);
}

.state-pill.is-failed {
  border-color: rgba(176, 55, 55, 0.26);
  background: rgba(176, 55, 55, 0.08);
  color: #8f2929;
}

.secondary-button {
  min-width: 64px;
  min-height: 32px;
  padding: 7px 11px;
  border-color: var(--rule-strong);
  background: #fff;
  color: var(--ink-soft);
}

.secondary-button:hover:not(:disabled) {
  border-color: var(--accent-soft);
  background: var(--accent-tint);
  color: var(--accent);
  box-shadow: none;
}

.download-link {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 7px 11px;
  border: 1px solid var(--accent);
  border-radius: 7px;
  background: var(--accent);
  color: var(--ink-inverse);
  font-size: 12px;
  font-weight: 650;
  text-decoration: none;
}

.download-link:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.upload-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: stretch;
  gap: var(--space-3);
}

.dropzone {
  display: grid;
  gap: 6px;
  min-height: 88px;
  padding: 18px;
  border: 1px dashed var(--rule-full);
  border-radius: 8px;
  background: var(--vellum);
  cursor: pointer;
}

.dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.dropzone input {
  display: none;
}

.dropzone span {
  color: var(--ink);
  font-weight: 650;
}

.dropzone small {
  color: var(--ink-muted);
  line-height: 1.45;
}

.upload-form button {
  min-width: 126px;
}

.upload-progress {
  align-items: center;
  border-radius: 8px;
}

.upload-message {
  border-radius: 7px;
}

.history-list {
  display: grid;
  gap: var(--space-3);
}

.history-card {
  display: grid;
  gap: var(--space-3);
  padding: 16px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--vellum);
}

.history-card.is-current {
  border-color: var(--accent-soft);
  background: linear-gradient(180deg, var(--accent-tint), var(--vellum));
}

.history-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.history-card-head > strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 13.5px;
}

.history-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px 14px;
}

.history-empty {
  padding: 24px;
  border: 1px dashed var(--rule-strong);
  border-radius: 8px;
  background: var(--vellum);
  color: var(--ink-muted);
  text-align: center;
}

@media (max-width: 760px) {
  .shell {
    padding: 0 14px;
  }

  .topbar {
    min-height: 52px;
    padding: 12px 0;
  }

  .chat-view {
    padding: 18px 0 max(18px, calc(18px + var(--safe-bottom)));
  }

  .chat-view > .composer {
    grid-template-columns: 1fr;
  }

  .composer textarea {
    min-height: 54px;
  }

  .chat-started .chat-view > .messages {
    padding: 18px 0;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .chat-started .scroll-bottom {
    right: 8px;
    bottom: 148px;
  }

  .starter-grid {
    justify-content: stretch;
  }

  .starter-chip {
    width: 100%;
    max-width: none;
    justify-content: flex-start;
  }

  .login-body,
  .admin-body {
    position: static;
    width: auto;
    height: auto;
    min-height: 100dvh;
    overflow-y: auto;
  }

  .login-html,
  .admin-html {
    width: auto;
    height: auto;
    overflow: auto;
  }

  .login-shell,
  .admin-shell {
    position: static;
    width: 100%;
    height: auto;
    min-height: 100dvh;
    padding: 14px;
    overflow: visible;
  }

  .login-panel {
    padding: 22px;
  }

  .admin-topbar,
  .section-head,
  .history-card-head {
    display: grid;
    justify-content: stretch;
  }

  .admin-topbar form {
    justify-content: space-between;
  }

  .admin-section {
    padding: 16px;
  }

  .current-grid,
  .history-card-grid {
    grid-template-columns: 1fr;
  }

  .current-grid > div,
  .current-grid > div:nth-child(3n),
  .current-grid > div:nth-last-child(-n + 3) {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .current-grid > div:last-child {
    border-bottom: 0;
  }

  .upload-form {
    grid-template-columns: 1fr;
  }
}

.mode-row {
  display: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.provider-toggle {
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 1px;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--vellum);
}

.provider-option {
  width: auto;
  min-width: 58px;
  min-height: 30px;
  align-self: center;
  padding: 6px 10px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
}

.provider-option:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent);
  box-shadow: none;
}

.provider-option.is-active {
  background: var(--accent);
  color: var(--ink-inverse);
}

html.chat-started,
html.chat-started body {
  height: auto;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior-y: auto;
}

html.chat-started .shell {
  height: auto;
  min-height: var(--app-height);
  overflow: visible;
}

html.chat-started .chat {
  height: auto;
  max-height: none;
  min-height: var(--app-height);
  overflow: visible;
}

.chat-view > .composer {
  align-items: end;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 12px;
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 0 8px 22px rgba(18, 20, 22, 0.07);
}

.starter-chip {
  border-radius: var(--radius);
}

.input-shell {
  border-radius: var(--radius);
  background: var(--vellum);
}

#send {
  width: auto;
  border-radius: var(--radius);
}

.assistant .bubble,
.user .bubble {
  border-radius: var(--radius);
}

.scroll-bottom {
  border-radius: var(--radius);
}

.chat-started .scroll-bottom {
  position: fixed;
  right: max(var(--space-4), calc((100% - 760px) / 2));
  bottom: calc(var(--composer-height) + max(14px, var(--safe-bottom)));
}

.chat-started .chat-view {
  display: block;
  position: relative;
  height: auto;
  min-height: calc(var(--app-height) - 56px);
  overflow: visible;
  padding: 0;
}

.chat-started .chat-view > .maintenance-banner:not([hidden]) {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 6;
  width: 100%;
}

.chat-started .chat-view > .messages {
  width: 100%;
  height: auto;
  min-height: calc(var(--app-height) - 56px);
  overflow: visible;
  padding:
    var(--space-6)
    max(var(--space-4), calc((100% - 760px) / 2))
    calc(var(--composer-height) + var(--space-6));
  background: var(--paper);
  overscroll-behavior: auto;
}

.chat-started .chat-view > .composer {
  position: fixed;
  left: 50%;
  right: auto;
  bottom: 0;
  z-index: 8;
  width: min(760px, calc(100vw - 32px));
  transform: translateX(-50%);
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding:
    0
    0
    max(12px, calc(12px + var(--safe-bottom)));
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.chat-started .input-shell {
  align-items: center;
  min-height: 42px;
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 0 6px 18px rgba(18, 20, 22, 0.08);
}

.chat-started .composer textarea {
  min-height: 38px;
  padding: 9px 8px 9px 12px;
  line-height: 1.45;
}

.chat-started #send {
  min-width: 82px;
  min-height: 42px;
  align-self: center;
  padding: 9px 14px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 6px 18px rgba(18, 20, 22, 0.08);
}

.voice-button {
  display: inline-grid;
  place-items: center;
  font-size: 0;
  border-radius: var(--radius);
}

.chat-started .voice-button {
  width: 36px;
  min-width: 36px;
  min-height: 36px;
  align-self: center;
  margin: 3px 4px 3px 0;
}

.voice-button [class^="hm-"],
.voice-button [class*=" hm-"],
#send [class^="hm-"],
#send [class*=" hm-"],
.scroll-bottom [class^="hm-"],
.scroll-bottom [class*=" hm-"] {
  display: inline-block;
  font-size: 18px;
  line-height: 1;
}

#send [class^="hm-"],
#send [class*=" hm-"] {
  font-size: 15px;
}

.voice-button.is-recording [class^="hm-"],
.voice-button.is-recording [class*=" hm-"] {
  font-size: 16px;
}

.mobile-table-list {
  display: none;
}

@media (max-width: 760px) {
  html.chat-started {
    height: auto;
    overflow-y: auto;
  }

  html.chat-started body {
    position: static;
    inset: auto;
    width: auto;
    height: auto;
    min-height: 100%;
    overflow-y: auto;
  }

  html.chat-started .shell {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: auto;
    min-height: var(--app-height);
    overflow: visible;
    padding: 0 14px;
  }

  html.chat-started .chat {
    height: auto;
    min-height: var(--app-height);
    overflow: visible;
  }

  .topbar-actions {
    align-items: flex-end;
    flex-direction: column;
    gap: 7px;
  }

  .provider-option {
    width: auto;
    min-height: 28px;
    padding: 5px 8px;
  }

  .chat-view > .composer {
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 10px;
  }

  .chat-started .chat-view > .composer {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 7px;
    width: calc(100vw - 20px);
    padding:
      0
      0
      max(9px, calc(9px + var(--safe-bottom)))
      0;
  }

  .chat-started .chat-view > .messages {
    padding:
      16px
      12px
      calc(var(--composer-height) + 18px + var(--safe-bottom));
  }

  .chat-started .composer textarea {
    min-height: 38px;
    max-height: 96px;
    padding: 9px 7px 9px 11px;
    font-size: 16px;
  }

  .chat-started #send {
    width: auto;
    min-width: 66px;
    min-height: 42px;
    padding: 9px 10px;
  }

  .chat-started .voice-button {
    width: 36px;
    min-width: 36px;
    min-height: 36px;
  }

  .chat-started .scroll-bottom {
    right: 12px;
    bottom: calc(var(--composer-height) + 12px + var(--safe-bottom));
  }

  .markdown-body table {
    display: none;
  }

  .mobile-table-list {
    display: grid;
    gap: 12px;
    margin: 0 0 var(--space-3);
  }

  .mobile-table-item {
    margin: 0;
    padding: 10px 12px 10px 28px;
    border: 1px solid var(--rule);
    border-radius: 8px;
    background: var(--vellum);
    list-style: disc;
  }

  .mobile-table-item::before {
    content: attr(data-row);
    display: block;
    margin: 0 0 6px -16px;
    color: var(--ink-muted);
    font-size: 11px;
    font-weight: 650;
  }

  .mobile-table-item:not([data-row])::before {
    display: none;
  }

  .mobile-table-item li {
    display: list-item;
    margin: 6px 0;
    padding-left: 2px;
    color: var(--ink-soft);
    line-height: 1.45;
  }

  .mobile-table-key {
    color: var(--ink);
    font-weight: 650;
  }

  .mobile-table-key::after {
    content: ": ";
    color: var(--ink-muted);
    font-weight: 500;
  }

  .mobile-table-value {
    overflow-wrap: anywhere;
  }
}


/* Authenticated chat shell */
.app-shell {
  padding: 0 var(--space-5);
}

.app-frame {
  width: min(1180px, 100%);
  height: min(760px, calc(100vh - 32px));
  min-height: 560px;
  display: grid;
  grid-template-columns: 282px minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  background: transparent;
}

.chat-main {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.chat-sidebar {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: var(--space-3);
  padding: 14px 12px;
  border-right: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.72);
}

.sidebar-head {
  display: grid;
  gap: var(--space-3);
}

.sidebar-title {
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sidebar-new,
.icon-button,
.avatar-button {
  width: auto;
  min-width: 0;
  box-shadow: none;
}

.sidebar-new {
  justify-content: flex-start;
  min-height: 0;
  padding: 8px 12px;
  border-color: var(--rule-strong);
  background: var(--paper-2);
  color: var(--accent);
}

.sidebar-kanban-link {
  text-decoration: none;
  color: var(--ink-soft);
}

.sidebar-kanban-link:hover {
  border-color: var(--accent-soft);
  background: var(--blue-soft);
  color: var(--accent);
}

.sidebar-kanban-link [class^="hm-"],
.sidebar-kanban-link [class*=" hm-"] {
  color: var(--accent);
}

.session-list {
  min-height: 0;
  overflow-y: auto;
  display: grid;
  align-content: start;
  gap: 6px;
}

.session-item {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 4px 8px;
  padding: 8px 9px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--ink-soft);
  text-align: left;
  box-shadow: none;
}

.session-item:hover:not(:disabled),
.session-item.is-active {
  border-color: var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink);
  box-shadow: none;
}

.session-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12.5px;
  font-weight: 600;
}

.session-time {
  grid-column: 1;
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
}

.session-delete {
  grid-column: 2;
  grid-row: 1 / span 2;
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  color: var(--ink-mute-2);
}

.session-delete:hover {
  background: var(--accent-tint);
  color: var(--accent);
}

.session-empty {
  padding: var(--space-4);
  color: var(--ink-muted);
  font-size: 12px;
}

.icon-button {
  width: 34px;
  height: 34px;
  min-width: 34px;
  min-height: 0;
  padding: 0;
  border-color: var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink-soft);
}

.icon-button:hover:not(:disabled) {
  border-color: var(--accent-soft);
  background: var(--accent-tint);
  color: var(--accent);
  box-shadow: none;
}

.topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.provider-toggle {
  display: inline-flex;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
}

.provider-option {
  min-width: 0;
  min-height: 28px;
  padding: 5px 9px;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
}

.provider-option.is-active {
  background: var(--accent);
  color: var(--ink-inverse);
}

.user-menu {
  position: relative;
}

.avatar-button {
  width: 34px;
  height: 34px;
  min-width: 34px;
  min-height: 0;
  padding: 0;
  border: 1px solid var(--accent-soft);
  border-radius: 999px;
  background: var(--accent);
  color: var(--ink-inverse);
  font-weight: 700;
}

.avatar-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 30;
  width: 196px;
  padding: 7px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 16px 38px rgba(18, 20, 22, 0.12);
}

.avatar-menu-head {
  display: grid;
  gap: 2px;
  padding: 8px 9px 10px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 5px;
}

.avatar-menu-head span {
  color: var(--ink-muted);
  font-size: 11px;
}

.avatar-menu a,
.avatar-menu form button {
  width: 100%;
  min-height: 32px;
  justify-content: flex-start;
  padding: 7px 9px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  box-shadow: none;
  text-decoration: none;
  font-weight: 600;
}

.avatar-menu a:hover,
.avatar-menu form button:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent);
  box-shadow: none;
}

.response-actions {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
}

.export-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  background: var(--paper-2);
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
}

.export-link [class^="hm-"],
.export-link [class*=" hm-"] {
  font-size: 15px;
  line-height: 1;
}

.export-link:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.response-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.response-feedback {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.feedback-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-height: 30px;
  padding: 5px 9px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--paper-2);
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.feedback-button:hover,
.feedback-button:focus-visible {
  background: var(--hover-neutral, #e5e7eb);
  color: var(--ink);
}

.feedback-button.is-selected {
  border-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
}

.feedback-icon {
  width: 15px;
  height: 15px;
  display: inline-flex;
  color: currentColor;
}

.feedback-icon svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.feedback-dialog {
  width: min(460px, calc(100vw - 28px));
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 24px 60px rgba(18, 20, 22, 0.18);
}

.feedback-dialog-head {
  display: grid;
  gap: 5px;
}

.feedback-dialog h2 {
  margin: 0;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.25;
}

.feedback-dialog p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 12.5px;
  line-height: 1.45;
}

.feedback-choice-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.feedback-choice {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--vellum);
  color: var(--ink-soft);
  font-weight: 700;
  cursor: pointer;
}

.feedback-choice:hover,
.feedback-choice:focus-visible {
  background: var(--hover-neutral, #e5e7eb);
  color: var(--ink);
}

.feedback-choice.is-selected {
  border-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
}

.feedback-choice-mark {
  width: 20px;
  height: 20px;
  display: inline-grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--font-mono);
  line-height: 1;
}

.feedback-text-field {
  display: grid;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.feedback-text-field textarea {
  width: 100%;
  min-height: 112px;
  resize: vertical;
  padding: 10px 11px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--vellum);
  color: var(--ink);
  font: inherit;
  line-height: 1.45;
}

.feedback-actions .confirm-delete {
  background: var(--accent);
  border-color: var(--accent);
}

@media (max-width: 540px) {
  .response-actions {
    align-items: stretch;
  }

  .response-feedback {
    width: 100%;
    margin-left: 0;
  }

  .feedback-button {
    flex: 1;
  }
}

.voice-notice {
  grid-column: 1 / -1;
  padding: 8px 12px;
  border: 1px solid var(--accent-soft);
  border-radius: 7px;
  background: var(--accent-tint);
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
}

.sidebar-collapsed .app-frame {
  grid-template-columns: 64px minmax(0, 1fr);
}

.sidebar-collapsed .chat-sidebar {
  padding-inline: 10px;
}

.sidebar-collapsed .sidebar-title,
.sidebar-collapsed .sidebar-new span:last-child,
.sidebar-collapsed .session-title,
.sidebar-collapsed .session-time,
.sidebar-collapsed .session-delete {
  display: none;
}

.sidebar-collapsed .sidebar-new,
.sidebar-collapsed .session-item {
  justify-content: center;
  min-height: 38px;
  padding: 8px;
}

.sidebar-collapsed .session-item::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--rule-full);
}

.sidebar-collapsed .session-item.is-active::before {
  background: var(--accent);
}

.login-success {
  padding: 10px 11px;
  border: 1px solid var(--accent-soft);
  border-radius: 7px;
  background: var(--accent-tint);
  color: var(--accent);
  font-size: 12px;
  line-height: 1.45;
}

.login-link {
  display: inline-flex;
  justify-content: center;
  color: var(--accent);
  font-weight: 650;
  text-decoration: none;
}


/* Minimal corporate auth */
.login-body {
  background: #f6f7f8;
  color: #17191c;
}

.login-shell {
  align-items: center;
  justify-items: center;
  padding: clamp(24px, 5vw, 56px);
}

.login-panel {
  width: min(360px, 100%);
  padding: 30px 28px 28px;
  border: 1px solid #d9dde2;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: none;
}

.login-head {
  display: grid;
  justify-items: start;
  gap: 14px;
  margin-bottom: 26px;
}

.login-head .mark {
  width: auto;
  height: auto;
  min-width: 0;
  flex: none;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: #17191c;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0;
}

.login-head h1 {
  margin: 0;
  color: #17191c;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.25;
}

.login-head p {
  margin: 5px 0 0;
  color: #69707a;
  font-size: 13px;
  line-height: 1.45;
}

.login-form {
  gap: 16px;
}

.login-form label {
  gap: 7px;
  color: #3f454d;
  font-size: 12px;
  font-weight: 600;
}

.login-form input {
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid #cfd4da;
  border-radius: 4px;
  background: #ffffff;
  color: #17191c;
  box-shadow: none;
}

.login-form input:hover {
  border-color: #b7bec7;
}

.login-form input:focus {
  border-color: #17191c;
  box-shadow: 0 0 0 2px rgba(23, 25, 28, 0.08);
}

.login-form button[type="submit"] {
  min-height: 42px;
  margin-top: 2px;
  border-radius: 4px;
  background: #17191c;
  color: #ffffff;
  font-weight: 650;
  box-shadow: none;
}

.login-form button[type="submit"]:hover {
  background: #2a2e33;
  box-shadow: none;
}

.login-error,
.login-success {
  border-radius: 4px;
  font-size: 12px;
  line-height: 1.45;
}

.login-link {
  color: #3f454d;
  font-size: 12px;
  font-weight: 600;
}

@media (max-width: 720px) {
  .login-shell {
    padding: 16px;
  }

  .login-panel {
    padding: 26px 22px 24px;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 0;
  }

  .app-frame {
    width: 100%;
    height: var(--app-height);
    min-height: var(--app-height);
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr);
    border-radius: 0;
  }

  .chat-main {
    grid-column: 1;
  }

  .chat-sidebar {
    position: fixed;
    top: var(--safe-top);
    bottom: 0;
    left: 0;
    z-index: 25;
    width: min(82vw, 310px);
    transform: translateX(-104%);
    transition: transform 160ms ease;
    border-right: 1px solid var(--rule-strong);
    box-shadow: 12px 0 32px rgba(18, 20, 22, 0.14);
  }

  .sidebar-open .chat-sidebar {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 24;
    background: rgba(18, 20, 22, 0.22);
  }

  .topbar {
    align-items: center;
  }

  .brand {
    flex-direction: row;
    align-items: center;
  }

  .topbar-actions {
    gap: 8px;
  }

  .provider-toggle {
    display: none;
  }

  .icon-button,
  .avatar-button,
  .voice-button {
    width: 38px;
    min-width: 38px;
  }

  .avatar-menu {
    right: 0;
  }

  .composer {
    grid-template-columns: 1fr auto;
  }

  .composer > button#send {
    width: auto;
    min-width: 70px;
  }
}

/* === 2026 UX overhaul: ChatGPT layout + voice + admin tabs + icon polish === */

:root {
  --sidebar-width: 282px;
  --topbar-height: 56px;
  --accent-warn: #b03737;
}

.app-shell {
  padding: 0;
}

.app-frame {
  width: 100%;
  max-width: none;
  height: var(--app-height);
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto minmax(0, 1fr);
}

.app-frame > .topbar {
  width: 100%;
  min-height: var(--topbar-height);
  padding: 12px clamp(16px, 3vw, 32px);
  border-top: 0;
  border-bottom: 1px solid var(--rule);
  background: var(--paper-2);
  backdrop-filter: blur(6px);
  z-index: 5;
}

.app-body {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.app-body > .chat-sidebar {
  border-right: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.78);
}

.app-body > .chat-main {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
}

.app-body > .chat-main > .chat-view {
  min-height: 0;
}

/* The chat-started messages/composer should center within chat-main, not viewport */
.chat-started .chat-view > .messages {
  padding:
    var(--space-6)
    max(var(--space-4), calc((100% - 760px) / 2))
    calc(var(--composer-height) + var(--space-6));
}

.chat-started .chat-view > .composer {
  position: fixed;
  left: calc(var(--sidebar-width) + (100vw - var(--sidebar-width)) / 2);
  right: auto;
  bottom: 0;
  z-index: 8;
  width: min(760px, calc(100vw - var(--sidebar-width) - 32px));
  transform: translateX(-50%);
}

.chat-started .chat-view > .messages,
.chat-started .chat-view {
  min-height: calc(var(--app-height) - var(--topbar-height));
}

.chat-started .scroll-bottom {
  position: fixed;
  right: max(var(--space-4), calc((100vw - var(--sidebar-width) - 760px) / 2));
  bottom: calc(var(--composer-height) + max(14px, var(--safe-bottom)));
}

/* Brand icon and title */
.title-icon {
  color: var(--accent);
  font-size: 18px;
  line-height: 1;
  margin-right: 6px;
}

h1 [class^="hm-"],
h1 [class*=" hm-"] {
  font-size: 18px;
  line-height: 1;
}

/* Avatar menu: icons next to items */
.avatar-menu a,
.avatar-menu form button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.avatar-menu [class^="hm-"],
.avatar-menu [class*=" hm-"] {
  font-size: 15px;
  color: var(--accent);
  width: 18px;
  display: inline-grid;
  place-items: center;
}

/* Sidebar tweaks */
.sidebar-title {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.sidebar-title [class^="hm-"] {
  color: var(--accent);
  font-size: 14px;
}

.session-empty {
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 28px 16px;
  color: var(--ink-mute-2);
  text-align: center;
}

.empty-icon {
  font-size: 28px;
  color: var(--rule-strong);
}

/* Composer actions wrapper */
.composer-actions {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 5px 5px 5px 0;
}

/* Voice language picker */
.voice-lang-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.voice-lang-button {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.voice-lang-button [class^="hm-"] {
  font-size: 14px;
  color: var(--accent);
}

.voice-lang-button:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent);
  border-color: transparent;
}

.voice-lang-button[aria-expanded="true"] {
  background: var(--accent-soft);
  color: var(--accent);
}

.voice-lang-menu {
  position: absolute;
  bottom: calc(100% + 6px);
  right: 0;
  z-index: 20;
  display: grid;
  gap: 2px;
  min-width: 180px;
  padding: 6px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 14px 32px rgba(18, 20, 22, 0.12);
}

.voice-lang-option {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 7px 10px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  min-width: 0;
  box-shadow: none;
}

.voice-lang-option small {
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.voice-lang-option:hover:not(:disabled),
.voice-lang-option.is-active {
  background: var(--accent-tint);
  color: var(--accent);
}

.voice-lang-option.is-active small {
  color: var(--accent);
}

/* Voice button (replace .voice-button base look on top of existing) */
.voice-button {
  width: 36px;
  min-width: 36px;
  min-height: 36px;
  display: inline-grid;
  place-items: center;
  margin: 0;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
  position: relative;
}

.voice-button:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent);
}

.voice-button.is-recording {
  background: var(--accent);
  color: var(--ink-inverse);
  animation: mic-pulse 1150ms ease-in-out infinite;
}

.voice-button.is-recording::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 999px;
  border: 2px solid var(--accent-soft);
  animation: voice-halo 1300ms ease-out infinite;
}

@keyframes voice-halo {
  0% {
    transform: scale(0.7);
    opacity: 0.85;
  }
  100% {
    transform: scale(1.4);
    opacity: 0;
  }
}

/* Floating mic-level meter above the composer */
.voice-meter-floating {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  right: 0;
  margin: 0 auto;
  width: fit-content;
  max-width: 92%;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 7px 14px;
  border: 1px solid var(--accent-soft);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-soft);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 8px 22px rgba(18, 20, 22, 0.10);
  backdrop-filter: blur(8px);
  z-index: 6;
  animation: message-enter 200ms ease both;
}

.composer {
  position: relative;
}

.voice-meter-bars {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  height: 16px;
}

.voice-meter-bars span {
  width: 3px;
  height: 4px;
  border-radius: 999px;
  background: var(--accent);
  transition: height 80ms linear, opacity 80ms linear;
  opacity: 0.5;
}

.voice-meter-label {
  color: var(--ink-soft);
}

.voice-meter-label .hm-globe {
  margin-right: 4px;
  color: var(--accent);
}

.voice-timer {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-mute-2);
  letter-spacing: 0.06em;
}

/* Interim transcript caption strip */
.voice-interim {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  margin-bottom: 6px;
  border: 1px dashed var(--accent-soft);
  border-radius: 6px;
  background: var(--accent-tint);
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.voice-interim [class^="hm-"] {
  color: var(--accent);
  font-size: 13px;
  flex: 0 0 auto;
}

.voice-interim .voice-interim-text {
  flex: 1 1 auto;
  min-width: 0;
}

.voice-interim .voice-interim-text::before {
  content: "听到：";
  color: var(--accent);
  margin-right: 4px;
  font-weight: 600;
}

/* Voice hint (push-to-talk on mobile, etc.) */
.voice-hint {
  grid-column: 1 / -1;
  margin-top: 4px;
  padding: 6px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink-muted);
  font-size: 11.5px;
  text-align: center;
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  z-index: 100;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: var(--ink);
  color: var(--ink-inverse);
  font-size: 12.5px;
  font-weight: 600;
  box-shadow: 0 12px 28px rgba(18, 20, 22, 0.22);
  animation: toast-in 180ms ease both;
}

.toast.is-leaving {
  animation: toast-out 180ms ease both;
}

.toast[data-tone="error"] {
  background: var(--accent-warn);
  border-color: var(--accent-warn);
}

.toast [class^="hm-"] {
  color: currentColor;
  font-size: 14px;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translate(-50%, 14px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

@keyframes toast-out {
  to {
    opacity: 0;
    transform: translate(-50%, 14px);
  }
}

/* Starter chips: icon prefix */
.starter-chip [class^="hm-"] {
  color: var(--accent);
  font-size: 13px;
  margin-right: 3px;
}

/* Maintenance banner: icon prefix */
.maintenance-banner [class^="hm-"]:first-child {
  color: var(--accent);
}

/* Admin: tab bar */
.admin-tabs {
  width: fit-content;
  margin: 0 0 var(--space-4);
}

.admin-tabs .tab-button {
  min-height: 32px;
  padding: 6px 14px;
  font-size: 12.5px;
  font-weight: 600;
}

.admin-tabs .tab-button [class^="hm-"] {
  margin-right: 5px;
  font-size: 13px;
}

[data-panel][hidden] {
  display: none !important;
}

/* Admin user-management panel */
.user-panel {
  display: grid;
  gap: var(--space-5);
}

.section-head h2 [class^="hm-"] {
  color: var(--accent);
  margin-right: 6px;
  font-size: 16px;
}

.user-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.user-form .field {
  display: grid;
  gap: 6px;
}

.user-form label {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.user-form input,
.user-form select {
  width: 100%;
  min-height: 38px;
  padding: 8px 11px;
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  outline: none;
}

.user-form input:focus,
.user-form select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.user-form .field-help {
  color: var(--ink-mute-2);
  font-size: 11px;
}

.user-form .field-error {
  color: var(--accent-warn);
  font-size: 11.5px;
  font-weight: 600;
}

.role-segmented {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  background: var(--paper-2);
  width: fit-content;
}

.role-segmented button {
  min-width: 64px;
  min-height: 30px;
  padding: 4px 12px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 600;
  box-shadow: none;
  cursor: pointer;
}

.role-segmented button:hover:not(.is-active) {
  background: var(--hover-neutral);
  color: var(--ink-soft);
}

.role-segmented button.is-active {
  background: var(--accent);
  color: var(--ink-inverse);
}

.password-input {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 4px;
  align-items: center;
}

.password-input input {
  grid-column: 1;
}

.password-input .icon-button {
  width: 34px;
  height: 34px;
  min-width: 34px;
  min-height: 0;
}

.user-form .actions {
  grid-column: 1 / -1;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.user-form .actions button {
  min-height: 38px;
}

.user-form .actions .ghost {
  background: var(--paper-2);
  border-color: var(--rule-strong);
  color: var(--ink-soft);
}

.user-form .actions .ghost:hover:not(:disabled) {
  background: var(--accent-tint);
  border-color: var(--accent-soft);
  color: var(--accent);
}

/* Bulk import section */
.bulk-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.bulk-summary {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--vellum);
}

.bulk-summary h3 {
  margin: 0;
  font-size: 13px;
  font-weight: 650;
}

.bulk-summary-pills {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

.bulk-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 650;
}

.bulk-pill.is-ok {
  background: var(--accent-paper);
  color: var(--accent);
}

.bulk-pill.is-skip {
  background: rgba(176, 55, 55, 0.08);
  color: var(--accent-warn);
}

.bulk-skipped-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-muted);
  font-size: 12px;
}

.bulk-skipped-list li {
  margin: 3px 0;
}

.bulk-skipped-list .name {
  color: var(--ink-soft);
  font-weight: 600;
  font-family: var(--font-mono);
}

/* User table */
.user-table-wrap {
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  overflow-x: auto;
  background: var(--paper-2);
}

.user-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 12.5px;
}

.user-table th,
.user-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: middle;
}

.user-table th {
  color: var(--ink-muted);
  background: var(--paper-3);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.user-table tr:last-child td {
  border-bottom: 0;
}

.user-table .col-username {
  font-family: var(--font-mono);
  font-weight: 650;
  color: var(--ink);
}

.user-table .col-actions {
  text-align: right;
  white-space: nowrap;
}

.user-table .col-actions .icon-button {
  width: 30px;
  height: 30px;
  min-width: 30px;
  min-height: 30px;
}

.user-table .col-actions .icon-button + .icon-button {
  margin-left: 4px;
}

.user-table .row-disabled .col-username {
  color: var(--ink-mute-2);
  text-decoration: line-through;
}

.role-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 650;
  background: var(--paper-3);
  color: var(--ink-muted);
}

.role-badge.is-admin {
  background: var(--accent-paper);
  color: var(--accent);
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--ink-soft);
}

.status-dot::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--ok);
}

.status-dot.is-off::before {
  background: var(--ink-mute-2);
}

.status-dot.is-off {
  color: var(--ink-mute-2);
}

/* Section head: refresh button right-aligned */
.section-head .head-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.section-head .head-actions .icon-button [class^="hm-"] {
  font-size: 14px;
}

/* Admin: download link icon spacing */
.download-link [class^="hm-"] {
  margin-right: 6px;
  font-size: 13px;
}

button [class^="hm-"],
button [class*=" hm-"] {
  font-size: 14px;
}

/* === Responsive overrides === */
@media (max-width: 720px) {
  :root {
    --sidebar-width: 0px;
    --topbar-height: 52px;
  }

  .app-frame > .topbar {
    padding: 10px 14px;
  }

  .app-body {
    grid-template-columns: 1fr;
  }

  .chat-started .chat-view > .composer {
    left: 50%;
    width: min(760px, calc(100vw - 20px));
  }

  .chat-started .chat-view > .messages {
    padding:
      16px
      12px
      calc(var(--composer-height) + 18px + var(--safe-bottom));
  }

  .chat-started .scroll-bottom {
    right: 12px;
  }

  .voice-meter-floating {
    max-width: calc(100vw - 32px);
    padding: 6px 12px;
    font-size: 11px;
  }

  .voice-lang-menu {
    right: 0;
    min-width: 170px;
  }

  .user-form {
    grid-template-columns: 1fr;
  }

  .user-table {
    min-width: 560px;
  }

  .admin-tabs {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
}

/* Push-to-talk hint visible only on coarse pointers */
@media (pointer: fine) {
  .voice-hint[data-when="ptt"] {
    display: none !important;
  }
}

/* Don't let the old fixed animation drive the meter bars anymore */
.voice-meter-floating .voice-meter-bars span {
  animation: none;
}

/* Query transparency */
.query-trace {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--rule);
  color: var(--ink-muted);
  font-size: 12px;
}

.query-trace summary {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 28px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  color: var(--ink-soft);
  font-weight: 650;
}

.query-trace summary::-webkit-details-marker {
  display: none;
}

.query-trace summary::after {
  content: "";
  width: 7px;
  height: 7px;
  margin-left: auto;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 160ms ease;
}

.query-trace[open] summary::after {
  transform: rotate(225deg);
}

.query-trace summary [class^="hm-"],
.query-trace summary [class*=" hm-"] {
  color: var(--accent);
  font-size: 14px;
}

.query-trace-badge {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
}

.query-trace-body {
  display: grid;
  gap: 7px;
  padding: 4px 0 0 21px;
}

.query-trace-row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
}

.query-trace-key {
  color: var(--ink-mute-2);
}

.query-trace-value {
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}

/* Sidebar collapse polish */
.sidebar-collapsed {
  --sidebar-width: 64px;
}

.app-body {
  transition: grid-template-columns 220ms cubic-bezier(0.2, 0, 0, 1);
}

.app-body > .chat-sidebar,
.chat-started .chat-view > .composer,
.chat-started .scroll-bottom {
  transition:
    width 220ms cubic-bezier(0.2, 0, 0, 1),
    left 220ms cubic-bezier(0.2, 0, 0, 1),
    right 220ms cubic-bezier(0.2, 0, 0, 1),
    padding 180ms ease,
    background 160ms ease;
}

.sidebar-collapsed .app-frame {
  grid-template-columns: 1fr;
}

.sidebar-collapsed .chat-sidebar {
  padding-inline: 10px;
}

.sidebar-collapsed .sidebar-head,
.sidebar-collapsed .session-list {
  justify-items: center;
}

.sidebar-collapsed .sidebar-new,
.sidebar-collapsed .session-item {
  width: 38px;
  min-width: 38px;
  min-height: 38px;
  display: inline-grid;
  place-items: center;
  grid-template-columns: 1fr;
  padding: 0;
}

.sidebar-collapsed .sidebar-new [class^="hm-"],
.sidebar-collapsed .sidebar-new [class*=" hm-"] {
  font-size: 15px;
}

.sidebar-collapsed .session-item::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--rule-full);
  transition: background 160ms ease, transform 160ms ease;
}

.sidebar-collapsed .session-item:hover::before {
  transform: scale(1.18);
}

.sidebar-collapsed .session-item.is-active::before {
  background: var(--accent);
}

.sidebar-collapsed .sidebar-title,
.sidebar-collapsed .sidebar-new span:last-child,
.sidebar-collapsed .session-title,
.sidebar-collapsed .session-time,
.sidebar-collapsed .session-delete {
  display: none;
}

@media (max-width: 720px) {
  .sidebar-collapsed {
    --sidebar-width: 0px;
  }

  .query-trace-row {
    grid-template-columns: 44px minmax(0, 1fr);
  }
}

/* === Material Planning UX polish: neutral chrome, sticky history, confirm delete === */
.menu-button {
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f5f6f8);
  color: #2f343b;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease, transform 160ms ease;
}

.menu-button:hover:not(:disabled) {
  border-color: var(--rule-full);
  background: #f1f3f5;
  color: #111827;
  transform: translateY(-1px);
}

.hamburger-icon {
  width: 18px;
  height: 14px;
  display: grid;
  align-content: space-between;
  justify-items: stretch;
}

.hamburger-icon span {
  display: block;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition: width 160ms ease, transform 160ms ease, opacity 160ms ease;
}

.menu-button[aria-expanded="true"] .hamburger-icon span:nth-child(2) {
  width: 13px;
  transform: translateX(5px);
}

.menu-button:hover .hamburger-icon span:nth-child(1) {
  transform: translateX(2px);
}

.menu-button:hover .hamburger-icon span:nth-child(3) {
  transform: translateX(-2px);
}

.topbar-lang {
  z-index: 32;
}

.topbar-lang .voice-lang-button {
  min-height: 0;
  padding: 0 10px;
  border-color: var(--rule-strong);
  border-radius: 999px;
  background: var(--paper-2);
  color: var(--ink-soft);
}

.topbar-lang .voice-lang-button:hover:not(:disabled),
.topbar-lang .voice-lang-button[aria-expanded="true"] {
  border-color: var(--rule-full);
  background: var(--paper-3);
  color: var(--ink);
}

.topbar-lang .voice-lang-button [class^="hm-"] {
  color: var(--ink-muted);
}

.topbar-lang .voice-lang-menu {
  top: calc(100% + 8px);
  right: 0;
  bottom: auto;
  z-index: 40;
}

.session-item {
  cursor: pointer;
  user-select: none;
}

.session-item:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 2px;
}

.session-delete {
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  box-shadow: none;
}

.session-delete [class^="hm-"],
.session-delete [class*=" hm-"] {
  font-size: 14px;
  line-height: 1;
}

.session-delete:hover:not(:disabled) {
  background: #eef0f3;
  color: #1f2937;
}

.app-frame > .topbar {
  position: sticky;
  top: 0;
}

@media (min-width: 721px) {
  .app-body {
    align-items: start;
    overflow: visible;
  }

  .app-body > .chat-sidebar {
    position: sticky;
    top: var(--topbar-height);
    z-index: 7;
    height: calc(var(--app-height) - var(--topbar-height));
    max-height: calc(var(--app-height) - var(--topbar-height));
    align-self: start;
    overflow: hidden;
  }

  .app-body > .chat-sidebar .session-list {
    min-height: 0;
    max-height: 100%;
    overflow-y: auto;
  }
}

.sidebar-collapsed {
  --sidebar-width: 0px;
}

.sidebar-collapsed .app-body {
  grid-template-columns: 0 minmax(0, 1fr);
}

.sidebar-collapsed .chat-sidebar {
  width: 0;
  min-width: 0;
  padding: 0;
  border-right: 0;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.sidebar-collapsed .chat-sidebar > *,
.sidebar-collapsed .sidebar-head,
.sidebar-collapsed .session-list,
.sidebar-collapsed .session-empty,
.sidebar-collapsed .sidebar-new,
.sidebar-collapsed .session-item {
  display: none !important;
}

.sidebar-collapsed .session-item::before {
  content: none;
}

.modal-open body {
  overflow: hidden;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(17, 24, 39, 0.32);
  backdrop-filter: blur(8px);
}

.confirm-dialog {
  width: min(420px, 100%);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 24px 70px rgba(17, 24, 39, 0.22);
}

.confirm-icon {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(176, 55, 55, 0.1);
  color: var(--accent-warn);
}

.confirm-content {
  min-width: 0;
}

.confirm-content h2 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--ink);
}

.confirm-content p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.55;
}

.confirm-session {
  margin-top: 10px !important;
  padding: 8px 12px;
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--paper-3);
  color: var(--ink-soft) !important;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.confirm-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding-top: 4px;
}

.confirm-actions button {
  min-height: 0;
  padding: 7px 14px;
  border-radius: 7px;
  font-weight: 650;
}

.confirm-cancel {
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
  color: var(--ink-soft);
}

.confirm-cancel:hover:not(:disabled) {
  background: var(--paper-3);
  color: var(--ink);
}

.confirm-delete {
  border: 1px solid var(--accent-warn);
  background: var(--accent-warn);
  color: #ffffff;
}

.confirm-delete:hover:not(:disabled) {
  border-color: #8f2d2d;
  background: #8f2d2d;
}

@media (max-width: 720px) {
  .topbar-actions {
    gap: 8px;
  }

  .topbar-lang .voice-lang-button {
    width: 34px;
    min-width: 34px;
    padding: 0;
    justify-content: center;
  }

  .topbar-lang .voice-lang-button [class^="hm-"] {
    display: none;
  }

  .topbar-lang .voice-lang-menu {
    right: -44px;
  }

  .confirm-dialog {
    grid-template-columns: minmax(0, 1fr);
  }

  .confirm-icon {
    display: none;
  }
}



/* === XiaoLiao header + bilingual controls === */
.app-frame > .topbar {
  position: sticky;
  top: 0;
  z-index: 35;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--rule);
  box-shadow: 0 1px 0 rgba(18, 20, 22, 0.04), 0 10px 26px rgba(18, 20, 22, 0.06);
  backdrop-filter: blur(12px);
}

.brand h1 span:last-child {
  font-size: 16px;
  font-weight: 700;
}

.menu-button {
  width: 32px;
  min-width: 32px;
  height: 32px;
  min-height: 32px;
  padding: 0;
  border: 0 !important;
  border-radius: 999px;
  background: transparent !important;
  color: var(--ink-soft);
  box-shadow: none !important;
  transform: none !important;
}

.menu-button:hover:not(:disabled),
.menu-button[aria-expanded="true"] {
  border-color: transparent !important;
  background: #eef0f3 !important;
  color: var(--ink);
  transform: none !important;
}

.hamburger-icon {
  width: 16px;
  height: 12px;
  display: grid;
  align-content: space-between;
  justify-items: stretch;
}

.hamburger-icon span {
  width: 100%;
  height: 1.7px;
  border-radius: 999px;
  background: currentColor;
  opacity: 0.96;
}

.menu-button[aria-expanded="true"] .hamburger-icon span:nth-child(2) {
  width: 100%;
  transform: none;
}

.menu-button:hover .hamburger-icon span:nth-child(1),
.menu-button:hover .hamburger-icon span:nth-child(3) {
  transform: none;
}

.locale-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  min-height: 32px;
  padding: 2px;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: var(--paper-3);
}

.locale-option {
  min-width: 34px;
  height: 28px;
  padding: 0 9px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-muted);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  cursor: pointer;
  box-shadow: none;
}

.locale-option:hover:not(:disabled) {
  background: rgba(18, 20, 22, 0.06);
  color: var(--ink);
}

.locale-option.is-active {
  background: var(--ink);
  color: #ffffff;
}

.chat-started .chat-view > .composer {
  align-items: stretch;
}

.chat-started .input-shell {
  min-height: 46px;
}

.chat-started #send {
  min-height: 46px;
  height: auto;
  align-self: stretch;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-block: 0;
}

.sidebar-collapsed .session-item::before {
  content: none !important;
}

@media (max-width: 720px) {
  .menu-button {
    width: 30px;
    min-width: 30px;
    height: 30px;
    min-height: 30px;
  }

  .hamburger-icon {
    width: 15px;
    height: 11px;
  }

  .locale-toggle {
    min-height: 30px;
  }

  .locale-option {
    min-width: 30px;
    height: 26px;
    padding-inline: 7px;
  }
}


/* Sidebar icon final polish */
.session-delete,
.session-delete:hover,
.session-delete:active,
.session-delete:disabled,
.session-delete:hover:not(:disabled) {
  background: transparent !important;
  box-shadow: none !important;
}

.session-delete {
  color: #a0a7b0;
  transition: color 140ms ease;
}

.session-delete:hover:not(:disabled) {
  color: #3f454d;
}

.session-delete:focus-visible {
  outline: 2px solid rgba(63, 69, 77, 0.28);
  outline-offset: 2px;
}

.hamburger-icon {
  display: flex !important;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
}

.hamburger-icon span {
  display: block !important;
  width: 100% !important;
  height: 1.6px !important;
  min-height: 1.6px !important;
  max-height: 1.6px !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 999px;
  background: currentColor;
  box-shadow: none !important;
  opacity: 1;
  transform: none !important;
  transition: background-color 140ms ease, color 140ms ease;
}

.menu-button,
.menu-button:hover:not(:disabled),
.menu-button[aria-expanded="true"] {
  background: transparent !important;
  box-shadow: none !important;
}

.menu-button:hover:not(:disabled) {
  color: #3f454d;
}


/* Sticky header final hardening */
.app-frame > .topbar {
  position: sticky !important;
  top: 0 !important;
  z-index: 60 !important;
  isolation: isolate;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--rule);
  box-shadow: 0 1px 0 rgba(18, 20, 22, 0.04), 0 8px 22px rgba(18, 20, 22, 0.05);
  backdrop-filter: blur(12px);
}

.app-frame > .app-body {
  z-index: 1;
}



/* Shared admin hamburger navigation */
.admin-nav-topbar {
  align-items: center;
}

.admin-title-row {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.admin-title-copy {
  min-width: 0;
}

.admin-menu-toggle {
  flex: 0 0 auto;
  margin-top: 1px;
}

.admin-header-actions {
  flex: 0 0 auto;
}

.admin-menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 44;
  background: rgba(18, 20, 22, 0.24);
  opacity: 0;
  transition: opacity 180ms ease;
}

.admin-menu-backdrop.is-open {
  opacity: 1;
}

.admin-menu {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 45;
  display: grid;
  grid-auto-rows: auto;
  align-content: start;
  gap: 6px;
  width: min(318px, calc(100vw - 28px));
  padding: 18px 14px;
  border-right: 1px solid var(--rule-strong);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 20px 0 42px rgba(18, 20, 22, 0.18);
  transform: translateX(-104%);
  transition: transform 180ms ease;
}

.admin-menu.is-open {
  transform: translateX(0);
}

.admin-menu-head {
  display: grid;
  gap: 3px;
  padding: 4px 8px 12px;
}

.admin-menu-head span {
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
}

.admin-menu-head strong {
  color: var(--ink);
  font-size: 15px;
  font-weight: 720;
}

.admin-menu-item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 42px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 7px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
}

.admin-menu-item [class^="hm-"],
.admin-menu-item [class*=" hm-"] {
  color: var(--ink-muted);
  font-size: 16px;
}

.admin-menu-item:hover,
.admin-menu-item:focus-visible {
  border-color: var(--rule-strong);
  background: var(--paper-3);
  color: var(--ink);
  outline: none;
}

.admin-menu-item.is-active {
  border-color: var(--accent-soft);
  background: var(--accent-paper);
  color: var(--accent);
}

.admin-menu-item.is-active [class^="hm-"],
.admin-menu-item.is-active [class*=" hm-"] {
  color: var(--accent);
}

.admin-menu-separator {
  height: 1px;
  margin: 8px 6px;
  background: var(--rule);
}

@media (max-width: 760px) {
  .admin-nav-topbar {
    align-items: stretch;
  }

  .admin-title-row {
    align-items: flex-start;
  }

  .admin-header-actions {
    justify-content: flex-start;
  }
}

/* Admin source-data viewer */
.source-data-shell {
  padding: 0 clamp(12px, 2vw, 28px) 24px;
}

.source-data-page,
.admin-users-page {
  width: 100%;
  max-width: 1720px;
  height: auto;
  min-height: calc(100dvh - 24px);
  margin-top: 0;
}

.source-data-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  padding-top: 0;
  background: rgba(250, 250, 251, 0.96);
  backdrop-filter: blur(12px);
}

.source-header-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.source-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.source-browser {
  display: grid;
  grid-template-columns: 230px 320px minmax(0, 1fr);
  gap: var(--space-4);
  min-height: calc(100dvh - 142px);
  align-items: stretch;
}

.source-nav,
.source-files,
.source-preview {
  min-width: 0;
  min-height: 0;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 1px 2px rgba(18, 20, 22, 0.04);
}

.source-nav,
.source-files {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.source-panel-head,
.source-preview-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
}

.source-panel-head h2,
.source-preview-head h2 {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0;
}

.source-preview-head p {
  margin: 5px 0 0;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.source-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--paper-3);
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
}

.source-category-list,
.source-file-list {
  min-height: 0;
  overflow: auto;
  padding: 8px;
  scrollbar-gutter: stable;
}

.source-category-button,
.source-file-button {
  width: 100%;
  display: grid;
  justify-items: start;
  align-items: start;
  gap: 4px;
  margin: 0 0 5px;
  padding: 10px 11px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.source-category-button:hover,
.source-file-button:hover {
  background: var(--paper-3);
  color: var(--ink);
}

.source-category-button.is-active,
.source-file-button.is-active {
  border-color: var(--rule-strong);
  background: var(--accent-paper);
  color: var(--ink);
}

.source-item-name {
  width: 100%;
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 12.5px;
  font-weight: 650;
  line-height: 1.35;
  text-align: left;
}

.source-item-count,
.source-item-meta {
  width: 100%;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.35;
  text-align: left;
}

.source-empty {
  padding: 14px;
  color: var(--ink-muted);
  font-size: 12.5px;
  line-height: 1.45;
}

.source-preview {
  display: grid;
  grid-template-rows: auto auto auto auto minmax(0, 1fr) auto;
}

.source-preview-head {
  align-items: center;
}

.source-toolbar {
  display: grid;
  grid-template-columns: minmax(140px, 220px) minmax(180px, 1fr) auto;
  align-items: end;
  gap: var(--space-3);
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
  background: var(--vellum);
}

.source-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.source-field span {
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
}

.source-field input,
.source-field select {
  width: 100%;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  outline: none;
}

.source-field input:focus,
.source-field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.source-toolbar .secondary-button {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.source-message {
  margin: 12px 16px 0;
  padding: 9px 11px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--paper-3);
  color: var(--ink-soft);
  font-size: 12px;
}

.source-message[data-type="error"] {
  border-color: rgba(176, 55, 55, 0.26);
  background: rgba(176, 55, 55, 0.08);
  color: #8f2929;
}

.source-meta {
  min-height: 38px;
  padding: 12px 16px;
  color: var(--ink-muted);
  font-size: 12px;
  border-bottom: 1px solid var(--rule);
}

.source-table-wrap {
  min-height: 0;
  overflow: auto;
  background: var(--paper-2);
  scrollbar-gutter: stable;
}

.source-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 12px;
}

.source-table th,
.source-table td {
  max-width: 320px;
  padding: 8px 12px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.source-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--paper-3);
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}

.source-table td {
  color: var(--ink-soft);
}

.source-empty-cell {
  height: 120px;
  color: var(--ink-muted) !important;
  text-align: center !important;
  vertical-align: middle !important;
}

.source-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: 18px 16px 12px;
  border-top: 1px solid var(--rule);
  background: var(--vellum);
}

.source-pagination button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.source-pagination span {
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 650;
}

.source-loading .source-preview {
  cursor: progress;
}

@media (max-width: 1180px) {
  .source-browser {
    grid-template-columns: 220px minmax(0, 1fr);
  }

  .source-files {
    grid-column: 2;
  }

  .source-preview {
    grid-column: 1 / -1;
    min-height: 640px;
  }
}

@media (max-width: 760px) {
  .source-data-shell {
    padding: 0 12px 12px;
  }

  .source-data-topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .source-header-actions {
    justify-content: flex-start;
  }

  .source-browser {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .source-files,
  .source-preview {
    grid-column: auto;
  }

  .source-category-list,
  .source-file-list {
    max-height: 260px;
  }

  .source-preview {
    min-height: 620px;
  }

  .source-preview-head,
  .source-toolbar {
    grid-template-columns: 1fr;
  }

  .source-preview-head {
    align-items: flex-start;
  }

  .source-preview-head .download-link {
    width: 100%;
    justify-content: center;
  }

  .source-pagination {
    justify-content: space-between;
  }
}

.source-update-workbench {
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
  align-items: start;
}

.source-upload-page {
  gap: var(--space-3);
}

.source-upload-page .source-data-topbar {
  padding-bottom: 10px;
}

.source-upload-page .source-upload-page-workbench {
  margin-top: 0;
}

.admin-users-page {
  gap: var(--space-3);
}

.admin-users-page .source-data-topbar {
  padding-bottom: 10px;
}


.source-update-panel {
  min-width: 0;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  box-shadow: 0 1px 2px rgba(18, 20, 22, 0.04);
}

.source-upload-body {
  display: grid;
  gap: var(--space-3);
  padding: 14px 16px 16px;
}

.source-upload-drop {
  min-height: 112px;
  display: grid;
  place-items: center;
  gap: 6px;
  padding: 16px;
  border: 1px dashed var(--rule-strong);
  border-radius: 8px;
  background: var(--vellum);
  color: var(--ink-soft);
  text-align: center;
  cursor: pointer;
}

.source-upload-drop span:first-child {
  font-size: 24px;
  color: var(--accent);
}

.source-upload-drop small {
  color: var(--ink-muted);
  font-size: 11px;
}

.source-job-list {
  display: grid;
  gap: 12px;
  max-height: 520px;
  overflow: auto;
  padding: 12px;
  scrollbar-gutter: stable;
}

.source-job-card {
  display: grid;
  gap: 9px;
  padding: 12px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--vellum);
}

.source-job-card[data-status="committed"] {
  border-color: rgba(39, 116, 74, 0.28);
  background: rgba(39, 116, 74, 0.05);
}

.source-job-card[data-status="failed"],
.source-job-card[data-status="rejected"] {
  border-color: rgba(176, 55, 55, 0.22);
  background: rgba(176, 55, 55, 0.05);
}

.source-job-head,
.source-job-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.source-job-title {
  min-width: 0;
  color: var(--ink);
  font-weight: 650;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.source-job-status {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--paper-3);
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 650;
}

.source-job-meta,
.source-job-paths,
.source-job-warnings {
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.source-job-warnings {
  padding: 8px 9px;
  border-radius: 6px;
  background: rgba(154, 91, 28, 0.08);
  color: #7a4b16;
}

.source-job-detail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 12px;
}

.source-job-detail div {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.source-job-detail b {
  color: var(--ink-muted);
  font-size: 11px;
}

.source-job-detail span {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.source-job-actions {
  justify-content: flex-end;
}

.source-job-actions button,
.source-upload-body button,
.source-review-panel .source-panel-head button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

@media (max-width: 980px) {
  .source-update-workbench {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .source-job-detail {
    grid-template-columns: 1fr;
  }

  .source-job-actions {
    justify-content: stretch;
  }

  .source-job-actions button,
  .source-upload-body button {
    width: 100%;
    justify-content: center;
  }
}


/* Chat composer final polish: compact one-row input, controlled growth, subtle rounding */
.chat-view > .composer {
  gap: 8px;
  align-items: end;
}

.input-shell,
.chat-started .input-shell {
  align-items: end;
  min-height: 42px;
  border-radius: 10px;
}

.composer textarea,
.chat-started .composer textarea {
  min-height: 38px;
  max-height: none;
  padding: 8px 8px 8px 12px;
  line-height: 20px;
}

.composer-actions {
  align-self: end;
  margin: 3px 5px 3px 0;
}

.chat-started .voice-button,
.voice-button.composer-expand {
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 0;
  align-self: end;
  margin: 0;
  border-radius: 8px;
}

.composer-expand-icon {
  position: relative;
  width: 15px;
  height: 15px;
  display: block;
}

.composer-expand-icon::before,
.composer-expand-icon::after {
  content: "";
  position: absolute;
  inset: 1px;
  border: 1.7px solid currentColor;
  border-radius: 3px;
  opacity: 0.9;
}

.composer-expand-icon::before {
  clip-path: polygon(0 0, 42% 0, 42% 18%, 18% 18%, 18% 42%, 0 42%, 0 0, 58% 82%, 82% 82%, 82% 58%, 100% 58%, 100% 100%, 58% 100%, 58% 82%);
}

.composer-expand-icon::after {
  display: none;
}

.composer-expanded .composer-expand-icon::before {
  clip-path: polygon(0 18%, 18% 18%, 18% 0, 42% 0, 42% 42%, 0 42%, 0 18%, 58% 58%, 100% 58%, 100% 82%, 82% 82%, 82% 100%, 58% 100%, 58% 58%);
}

.composer-expanded .voice-button.composer-expand,
.composer-has-overflow .voice-button.composer-expand {
  color: var(--ink);
}

.chat-started #send {
  height: 42px;
  min-height: 42px;
  align-self: end;
  border-radius: 10px;
}

@media (max-width: 720px) {
  .composer textarea,
  .chat-started .composer textarea {
    min-height: 38px;
    line-height: 20px;
  }

  .chat-started #send {
    height: 42px;
    min-height: 42px;
  }
}

/* Chat response table polish */
.markdown-body table {
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  overflow: hidden;
  background: var(--paper-2);
}

.markdown-body th,
.markdown-body td {
  border: 0;
  border-right: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong);
}

.markdown-body th:last-child,
.markdown-body td:last-child {
  border-right: 0;
}

.markdown-body tbody tr:last-child td,
.markdown-body tr:last-child td {
  border-bottom: 0;
}

.markdown-body thead tr:last-child th {
  border-bottom: 1px solid var(--rule-strong);
}

.markdown-body thead th:first-child {
  border-top-left-radius: 6px;
}

.markdown-body thead th:last-child {
  border-top-right-radius: 6px;
}

.markdown-body tbody tr:last-child td:first-child {
  border-bottom-left-radius: 6px;
}

.markdown-body tbody tr:last-child td:last-child {
  border-bottom-right-radius: 6px;
}

.mobile-table-item {
  border-radius: 7px;
}

/* Final admin page top-alignment override */
html.admin-html,
html.admin-html body.source-data-body {
  margin: 0 !important;
  padding: 0 !important;
  min-height: 100dvh;
  overflow-x: hidden;
}

body.source-data-body > .source-data-shell {
  min-height: 100dvh !important;
  padding: 0 clamp(12px, 2vw, 28px) 24px !important;
  display: block !important;
  align-items: stretch !important;
  justify-content: flex-start !important;
}

body.source-data-body .source-data-page,
body.source-data-body .admin-users-page,
body.source-data-body .admin-chats-page {
  width: 100% !important;
  max-width: 1720px !important;
  height: auto !important;
  min-height: 0 !important;
  margin: 0 auto !important;
  align-self: start !important;
}

body.source-data-body .source-data-topbar {
  top: 0 !important;
  margin-top: 0 !important;
  padding-top: 0 !important;
}

@media (max-width: 760px) {
  body.source-data-body > .source-data-shell {
    padding: 0 12px 12px !important;
  }
}


/* Admin chat history and feedback review */
.admin-chats-page {
  gap: var(--space-3);
}

.admin-chats-page .source-data-topbar {
  padding-bottom: 10px;
}

.admin-chat-workbench {
  min-height: calc(100dvh - 86px);
  display: grid;
  grid-template-columns: minmax(300px, 390px) minmax(0, 1fr);
  gap: var(--space-4);
  align-items: stretch;
}

.admin-chat-list-panel,
.admin-chat-detail-panel {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rule-strong);
  border-radius: 8px;
  background: var(--paper-2);
  overflow: hidden;
}

.admin-chat-section-head,
.admin-chat-detail-head {
  flex: 0 0 auto;
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
}

.admin-chat-section-head.compact {
  padding-top: 12px;
}

.admin-chat-filters {
  flex: 0 0 auto;
  display: grid;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--rule);
  background: var(--vellum);
}

.admin-chat-filters .field {
  display: grid;
  gap: 6px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 650;
}

.admin-chat-filters input,
.admin-chat-filters select {
  min-height: 36px;
  padding: 7px 9px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--paper-2);
  color: var(--ink);
  font: inherit;
}

.chat-check {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.admin-chat-export-row,
.admin-chat-downloads {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.download-link.is-disabled {
  pointer-events: none;
  opacity: 0.48;
}

.admin-chat-session-list {
  min-height: 0;
  overflow: auto;
  display: grid;
  gap: 8px;
  padding: 12px;
  scrollbar-gutter: stable;
}

.admin-chat-session-card {
  width: 100%;
  min-width: 0;
  display: grid;
  gap: 5px;
  padding: 11px 12px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--vellum);
  color: var(--ink-soft);
  text-align: left;
  cursor: pointer;
}

.admin-chat-session-card:hover,
.admin-chat-session-card:focus-visible {
  background: var(--hover-neutral, #e5e7eb);
  color: var(--ink);
}

.admin-chat-session-card.is-active {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.admin-chat-session-card strong {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.admin-chat-session-meta,
.admin-chat-session-feedback {
  color: var(--ink-muted);
  font-size: 11.5px;
  line-height: 1.35;
}

.admin-chat-detail-head {
  align-items: flex-start;
}

.admin-chat-detail-head h2 {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.admin-chat-transcript {
  min-height: 0;
  flex: 1 1 auto;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 14px;
  background: var(--vellum);
  scrollbar-gutter: stable;
}

.admin-chat-message {
  display: grid;
  gap: 8px;
  max-width: min(900px, 100%);
  padding: 12px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--paper-2);
}

.admin-chat-message.is-user {
  justify-self: end;
  max-width: min(760px, 88%);
  border-color: rgba(39, 116, 74, 0.24);
  background: rgba(39, 116, 74, 0.06);
}

.admin-chat-message-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.admin-chat-message-head strong {
  color: var(--ink);
  font-size: 12px;
}

.admin-chat-message-head span {
  color: var(--ink-muted);
  font-size: 11px;
}

.admin-chat-message-content {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}

.admin-chat-feedback {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 8px 9px;
  border-radius: 7px;
  background: var(--paper-3);
  color: var(--ink-muted);
  font-size: 12px;
}

.admin-chat-feedback strong {
  color: var(--accent);
}

.admin-chat-feedback.is-down strong {
  color: #9a3412;
}

.admin-chat-feedback span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.admin-chat-feedback small {
  color: var(--ink-mute-2);
  font-size: 10.5px;
}

@media (max-width: 1040px) {
  .admin-chat-workbench {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .admin-chat-session-list {
    max-height: 340px;
  }

  .admin-chat-transcript {
    max-height: min(720px, calc(100dvh - 140px));
  }
}

@media (max-width: 640px) {
  .admin-chat-detail-head,
  .admin-chat-section-head {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-chat-downloads .download-link,
  .admin-chat-export-row .download-link {
    flex: 1;
    justify-content: center;
  }

  .admin-chat-message.is-user {
    max-width: 100%;
  }

  .admin-chat-feedback {
    grid-template-columns: 1fr;
  }
}

/* Final admin data viewer bounded-table override */
body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) {
  min-height: calc(100dvh - 24px) !important;
}

body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-browser {
  height: calc(100dvh - 86px) !important;
  min-height: 560px !important;
  overflow: hidden !important;
}

body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-nav,
body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-files,
body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-preview {
  min-height: 0 !important;
  max-height: 100% !important;
}

body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-table-wrap {
  min-height: 0 !important;
  max-height: 100% !important;
  overflow: auto !important;
}

@media (max-width: 1180px) {
  body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-browser {
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
  }

  body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-preview {
    height: min(720px, calc(100dvh - 140px)) !important;
    min-height: 520px !important;
  }
}

@media (max-width: 760px) {
  body.source-data-body .source-data-page:not(.source-upload-page):not(.admin-users-page) .source-preview {
    height: min(680px, calc(100dvh - 120px)) !important;
    min-height: 480px !important;
  }
}



/* Reminders */

.hm-reminder-bell {
  width: 17px;
  height: 17px;
  display: inline-block;
  flex: 0 0 auto;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 22a2.8 2.8 0 0 0 2.7-2h-5.4A2.8 2.8 0 0 0 12 22Zm7-6.1V11a7 7 0 0 0-5.4-6.8V3a1.6 1.6 0 0 0-3.2 0v1.2A7 7 0 0 0 5 11v4.9l-1.6 2.3A1.1 1.1 0 0 0 4.3 20h15.4a1.1 1.1 0 0 0 .9-1.8L19 15.9ZM7 18l.9-1.3A2 2 0 0 0 8.3 15.6V11a3.7 3.7 0 1 1 7.4 0v4.6c0 .4.1.8.4 1.1L17 18H7Z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M12 22a2.8 2.8 0 0 0 2.7-2h-5.4A2.8 2.8 0 0 0 12 22Zm7-6.1V11a7 7 0 0 0-5.4-6.8V3a1.6 1.6 0 0 0-3.2 0v1.2A7 7 0 0 0 5 11v4.9l-1.6 2.3A1.1 1.1 0 0 0 4.3 20h15.4a1.1 1.1 0 0 0 .9-1.8L19 15.9ZM7 18l.9-1.3A2 2 0 0 0 8.3 15.6V11a3.7 3.7 0 1 1 7.4 0v4.6c0 .4.1.8.4 1.1L17 18H7Z'/%3E%3C/svg%3E") center / contain no-repeat;
}

.reminder-button {
  position: relative;
  width: 34px;
  height: 34px;
  min-width: 34px;
  display: inline-grid;
  place-items: center;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink-muted);
  text-decoration: none;
}

.reminder-button:hover,
.reminder-button:focus-visible,
.reminder-button.has-reminders {
  background: var(--hover-neutral);
  color: var(--ink);
  outline: none;
}

.reminder-button [class^="hm-"] {
  font-size: 17px;
  line-height: 1;
}

.reminder-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 17px;
  height: 17px;
  padding: 0 5px;
  display: inline-grid;
  place-items: center;
  border: 2px solid var(--paper-2);
  border-radius: 999px;
  background: #2563eb;
  color: #ffffff;
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
}

.reminders-html,
.reminders-body {
  width: 100%;
  min-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
}

.reminders-shell {
  width: 100%;
  min-height: 100dvh;
  padding: 16px;
  display: block;
}

.reminders-page {
  width: min(1280px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.reminders-topbar,
.reminder-create-panel,
.reminder-list-panel {
  border: 1px solid var(--rule-strong);
  background: var(--paper-2);
}

.reminders-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-top: 2px solid var(--accent);
}

.reminders-title {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.reminders-title p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
}

.reminders-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.reminder-create-panel,
.reminder-list-panel {
  padding: 16px;
}

.reminder-form {
  display: grid;
  gap: 12px;
}

.reminder-form label {
  min-width: 0;
  display: grid;
  gap: 6px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 650;
}

.reminder-form input,
.reminder-form textarea,
.reminder-form select {
  width: 100%;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: var(--radius);
  background: var(--paper-2);
  color: var(--ink);
  font: inherit;
}

.reminder-form textarea {
  resize: vertical;
}

.reminder-form-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

#reminder-one-off-fields,
#reminder-cron-fields {
  grid-template-columns: minmax(220px, 360px);
}

.reminder-form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.reminder-list {
  display: grid;
}

.reminder-item {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 13px 0;
  border-top: 1px solid var(--rule);
}

.reminder-item:first-child {
  border-top: 0;
}

.reminder-dot {
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 999px;
  background: transparent;
}

.reminder-item.is-new .reminder-dot {
  background: #2563eb;
}

.reminder-item-content {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.reminder-item-content strong {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.4;
}

.reminder-item-content p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.45;
}

.reminder-item-content small {
  color: var(--ink-muted);
  font-size: 11px;
}

.reminder-item-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

@media (max-width: 720px) {
  .reminder-button {
    width: 38px;
    min-width: 38px;
    height: 38px;
  }

  .reminders-shell {
    padding: 10px;
  }

  .reminders-topbar {
    display: grid;
  }

  .reminders-actions {
    justify-content: flex-start;
  }

  .reminder-form-row,
  #reminder-one-off-fields,
  #reminder-cron-fields {
    grid-template-columns: 1fr;
  }

  .reminder-item {
    grid-template-columns: 12px minmax(0, 1fr);
  }

  .reminder-item-actions {
    grid-column: 2;
    justify-content: flex-start;
  }
}

/* Stable chat response sizing */
.avatar-button {
  font-weight: 400;
}

.avatar-button #avatar-initials {
  font-weight: 400;
}

.chat-started .message.assistant {
  width: 100%;
}

.chat-started .message.assistant .bubble {
  box-sizing: border-box;
  width: min(760px, 100%);
  max-width: min(760px, 100%);
  min-width: min(680px, 100%);
}

.chat-started .assistant .response-content,
.chat-started .assistant .query-trace,
.chat-started .assistant .planning-artifacts,
.chat-started .assistant .source-update-card,
.chat-started .assistant .response-actions {
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

@media (min-width: 761px) {
  .chat-started .assistant .bubble {
    overflow-x: auto;
  }

  .chat-started .markdown-body table {
    table-layout: fixed;
    width: 100%;
    min-width: 700px;
  }

  .chat-started .markdown-body th,
  .chat-started .markdown-body td {
    width: 150px;
    min-width: 120px;
    max-width: 220px;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
}

@media (max-width: 760px) {
  .chat-started .message.assistant .bubble {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .chat-started .markdown-body table {
    display: none;
  }
}


.source-inline-input {
  min-width: 150px;
  max-width: 240px;
  height: 36px;
  border: 1px solid var(--border, #d8dee8);
  border-radius: 6px;
  padding: 0 10px;
  background: #fff;
  color: inherit;
  font: inherit;
}

.source-job-actions {
  flex-wrap: wrap;
  align-items: center;
}

@media (max-width: 720px) {
  .source-inline-input {
    width: 100%;
    max-width: none;
  }
}


/* === Core light gray UX refresh === */
body:not(.admin-body):not(.reminders-body):not(.login-body),
body.login-body {
  color-scheme: light;
  --paper: #f6f7f9;
  --paper-2: #ffffff;
  --paper-3: #eef0f3;
  --paper-4: #dde1e7;
  --vellum: #fafbfc;
  --ink: #15181d;
  --ink-soft: #2d333b;
  --ink-muted: #66707d;
  --ink-mute-2: #8a94a3;
  --ink-inverse: #ffffff;
  --rule: rgba(21, 24, 29, 0.08);
  --rule-strong: rgba(21, 24, 29, 0.14);
  --rule-full: rgba(21, 24, 29, 0.28);
  --accent: #4b5563;
  --accent-hover: #374151;
  --accent-press: #1f2937;
  --accent-tint: rgba(75, 85, 99, 0.08);
  --accent-soft: rgba(75, 85, 99, 0.16);
  --accent-paper: #f0f2f5;
  --hover-neutral: #e7eaf0;
  --ok: #4b5563;
  --accent-warn: #b4232f;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) {
  background:
    radial-gradient(circle at 1px 1px, rgba(21, 24, 29, 0.045) 1px, transparent 0) 0 0 / 22px 22px,
    linear-gradient(180deg, #ffffff 0%, #f6f7f9 44%, #eef1f4 100%);
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .shell {
  background: transparent;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .app-frame > .topbar {
  border-bottom-color: var(--rule-strong);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 1px 0 rgba(21, 24, 29, 0.03);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) h1,
body:not(.admin-body):not(.reminders-body):not(.login-body) h2 {
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .app-body > .chat-sidebar {
  border-right-color: var(--rule);
  background: rgba(247, 248, 250, 0.92);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-title,
body:not(.admin-body):not(.reminders-body):not(.login-body) .session-time,
body:not(.admin-body):not(.reminders-body):not(.login-body) .session-empty,
body:not(.admin-body):not(.reminders-body):not(.login-body) .status,
body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-title {
  color: var(--ink-muted);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-new,
body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-toggle,
body:not(.admin-body):not(.reminders-body):not(.login-body) .tab-switcher,
body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-toggle,
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .session-item {
  border-color: var(--rule-strong);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink-soft);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .session-item:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .session-item.is-active,
body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-new:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button:hover,
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button:focus-visible,
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button.has-reminders {
  border-color: rgba(75, 85, 99, 0.22);
  background: #f0f2f5;
  color: var(--accent-hover);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .hamburger-icon span {
  background: currentColor;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option.is-active,
body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option.is-active,
body:not(.admin-body):not(.reminders-body):not(.login-body) .tab-button.is-active,
body:not(.admin-body):not(.reminders-body):not(.login-body) #send,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-approve,
body:not(.admin-body):not(.reminders-body):not(.login-body) .confirm-delete {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--ink-inverse);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) #send:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-approve:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .confirm-delete:hover:not(:disabled) {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: var(--ink-inverse);
  box-shadow: 0 8px 18px rgba(21, 24, 29, 0.14);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .messages,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .chat-view > .messages {
  background: transparent;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-chip {
  border-color: rgba(21, 24, 29, 0.1);
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink-soft);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-chip:hover:not(:disabled) {
  border-color: rgba(75, 85, 99, 0.22);
  background: #f6f7f9;
  color: var(--ink);
  box-shadow: 0 4px 16px rgba(21, 24, 29, 0.06);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .assistant .bubble {
  border-color: rgba(21, 24, 29, 0.1);
  border-left-color: var(--accent);
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink-soft);
  box-shadow: 0 8px 24px rgba(21, 24, 29, 0.06);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .user .bubble {
  border-color: #4b5563;
  background: #4b5563;
  color: #ffffff;
  box-shadow: 0 6px 18px rgba(75, 85, 99, 0.16);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body h1,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body h2,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body h3,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body h4,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body code,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-head strong,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-line strong {
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body code,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body pre,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body th,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body td,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-card,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-status,
body:not(.admin-body):not(.reminders-body):not(.login-body) .export-link,
body:not(.admin-body):not(.reminders-body):not(.login-body) .feedback-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .feedback-choice {
  border-color: var(--rule-strong);
  background: #f8f9fb;
  color: var(--ink-soft);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body th {
  background: #eef0f3;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body td {
  background: #ffffff;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body tr:nth-child(even) td {
  background: #f8f9fb;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .response-meta,
body:not(.admin-body):not(.reminders-body):not(.login-body) .markdown-body blockquote,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-line span,
body:not(.admin-body):not(.reminders-body):not(.login-body) .source-update-note {
  color: var(--ink-muted);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .composer {
  border-color: var(--rule-strong);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 36px rgba(21, 24, 29, 0.08);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .chat-view > .composer {
  background: transparent;
  box-shadow: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .input-shell,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .input-shell {
  border-color: rgba(21, 24, 29, 0.16);
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(21, 24, 29, 0.08);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .input-shell:focus-within {
  border-color: var(--accent);
  box-shadow:
    0 0 0 3px rgba(75, 85, 99, 0.12),
    0 14px 34px rgba(21, 24, 29, 0.1);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) textarea,
body:not(.admin-body):not(.reminders-body):not(.login-body) .feedback-text-field textarea {
  color: var(--ink);
  caret-color: var(--accent);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) textarea::placeholder {
  color: #9aa3af;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option,
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option,
body:not(.admin-body):not(.reminders-body):not(.login-body) .tab-button {
  color: var(--ink-muted);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .tab-button:hover:not(:disabled) {
  background: var(--accent-tint);
  color: var(--accent-hover);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-menu,
body:not(.admin-body):not(.reminders-body):not(.login-body) .feedback-dialog,
body:not(.admin-body):not(.reminders-body):not(.login-body) .confirm-dialog {
  border-color: var(--rule-strong);
  background: #ffffff;
  color: var(--ink);
  box-shadow: 0 24px 56px rgba(21, 24, 29, 0.16);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu a,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu form button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-option {
  color: var(--ink-soft);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu a:hover,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu form button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-option:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-lang-option.is-active {
  background: var(--accent-tint);
  color: var(--accent-hover);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .modal-backdrop {
  background: rgba(21, 24, 29, 0.36);
  backdrop-filter: blur(4px);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .confirm-cancel {
  border-color: var(--rule-strong);
  background: #ffffff;
  color: var(--ink-soft);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .toast {
  border-color: rgba(21, 24, 29, 0.14);
  background: #15181d;
  color: #ffffff;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .scroll-bottom,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-meter-floating,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-interim,
body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-notice,
body:not(.admin-body):not(.reminders-body):not(.login-body) .maintenance-banner {
  border-color: var(--rule-strong);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink-soft);
  box-shadow: 0 12px 28px rgba(21, 24, 29, 0.1);
}

/* Enterprise auth pages */
body.login-body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 50% 0, rgba(21, 24, 29, 0.055), transparent 34%),
    linear-gradient(135deg, #ffffff 0%, #f6f7f9 52%, #eef1f4 100%);
  color: var(--ink);
}

.login-html {
  background: #f6f7f9;
}

.login-shell {
  display: grid;
  place-items: center;
  min-height: 100dvh;
  padding: clamp(20px, 4vw, 48px);
}

.login-layout {
  width: min(980px, 100%);
  min-height: 580px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 420px);
  overflow: hidden;
  border: 1px solid rgba(21, 24, 29, 0.12);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 28px 80px rgba(21, 24, 29, 0.12);
}

.login-layout-compact {
  width: min(460px, 100%);
  min-height: 0;
  grid-template-columns: 1fr;
}


.login-layout-simple {
  width: min(420px, 100%);
  min-height: 0;
  grid-template-columns: 1fr;
}

.login-layout-simple .login-panel {
  border-radius: 16px;
}

.login-layout-simple .login-head .mark {
  color: var(--ink);
  font-size: 15px;
  letter-spacing: 0;
  text-transform: none;
}

.login-note {
  margin: 0;
  color: var(--ink-mute-2);
  font-size: 12px;
  line-height: 1.45;
  text-align: center;
}

.login-brand-panel {
  position: relative;
  display: grid;
  align-content: space-between;
  gap: 32px;
  padding: clamp(28px, 4vw, 46px);
  border-right: 1px solid rgba(21, 24, 29, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.56), rgba(255, 255, 255, 0)),
    #f1f3f5;
}

.login-brand-panel::before {
  content: "";
  position: absolute;
  inset: auto 32px 32px auto;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(75, 85, 99, 0.18);
  opacity: 0.5;
}

.login-brand-mark {
  position: relative;
  z-index: 1;
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 1px solid rgba(75, 85, 99, 0.2);
  border-radius: 12px;
  background: #ffffff;
  color: var(--accent);
  font-size: 18px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(21, 24, 29, 0.08);
}

.login-brand-copy {
  position: relative;
  z-index: 1;
  max-width: 430px;
}

.login-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.login-brand-copy h2 {
  display: block;
  margin: 0;
  color: var(--ink);
  font-size: clamp(30px, 4.2vw, 46px);
  font-weight: 720;
  line-height: 1.05;
}

.login-brand-copy p:not(.login-kicker) {
  max-width: 360px;
  margin: 18px 0 0;
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 1.65;
}

.login-assurance {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
}

.login-assurance div {
  min-width: 0;
  padding: 12px;
  border: 1px solid rgba(21, 24, 29, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.login-assurance dt {
  color: var(--ink-mute-2);
  font-size: 11px;
  line-height: 1.3;
}

.login-assurance dd {
  margin: 5px 0 0;
  color: var(--ink-soft);
  font-size: 12.5px;
  font-weight: 650;
}

.login-panel {
  width: 100%;
  align-self: stretch;
  display: grid;
  align-content: center;
  gap: 0;
  padding: clamp(28px, 4vw, 42px);
  border: 0;
  border-radius: 0;
  background: #ffffff;
  box-shadow: none;
}

.login-layout-compact .login-panel {
  border-radius: 16px;
}

.login-head {
  display: grid;
  justify-items: start;
  gap: 14px;
  margin-bottom: 28px;
}

.login-head .mark {
  width: auto;
  height: auto;
  min-width: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.login-head h1 {
  display: block;
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  font-weight: 720;
  line-height: 1.2;
}

.login-head p {
  max-width: 300px;
  margin: 7px 0 0;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.55;
}

.login-form {
  gap: 16px;
}

.login-form label {
  gap: 8px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.login-form input {
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid rgba(21, 24, 29, 0.14);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
}

.login-form input:hover {
  border-color: rgba(21, 24, 29, 0.24);
}

.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(75, 85, 99, 0.12);
}

.login-form button[type="submit"] {
  min-height: 46px;
  margin-top: 4px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 720;
  box-shadow: none;
}

.login-form button[type="submit"]:hover:not(:disabled) {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: #ffffff;
  box-shadow: none;
}

.login-error,
.login-success {
  border-radius: 8px;
  font-size: 12px;
}

.login-error {
  border-color: rgba(180, 35, 47, 0.24);
  background: rgba(180, 35, 47, 0.07);
  color: #8a1f2a;
}

.login-success {
  border-color: rgba(75, 85, 99, 0.22);
  background: rgba(75, 85, 99, 0.08);
  color: var(--accent-hover);
}

.login-link {
  color: var(--ink-muted);
}

.login-link:hover {
  color: var(--accent-hover);
}

@media (max-width: 720px) {
  body:not(.admin-body):not(.reminders-body):not(.login-body) {
    background: #f6f7f9;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .app-frame > .topbar {
    min-height: 54px;
    padding: 8px 12px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .brand {
    min-width: 0;
    gap: 8px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .brand h1 {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .topbar-actions {
    flex-direction: row;
    align-items: center;
    gap: 6px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .topbar-lang,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-toggle {
    display: inline-flex;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option {
    min-width: 32px;
    width: 32px;
    min-height: 36px;
    padding: 0;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button {
    width: 38px;
    min-width: 38px;
    height: 38px;
    min-height: 38px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-sidebar {
    top: 0;
    width: min(86vw, 318px);
    padding:
      max(14px, calc(14px + var(--safe-top)))
      12px
      max(14px, calc(14px + var(--safe-bottom)));
    background: #ffffff;
    box-shadow: 16px 0 44px rgba(21, 24, 29, 0.16);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-backdrop {
    background: rgba(21, 24, 29, 0.32);
    backdrop-filter: blur(3px);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view {
    padding: 20px 12px max(14px, calc(14px + var(--safe-bottom)));
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .messages {
    width: 100%;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .starter {
    width: 100%;
    justify-content: flex-end;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-title {
    text-align: left;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-grid {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .starter-chip {
    width: 100%;
    max-width: none;
    min-height: 42px;
    border-radius: 10px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .chat-view {
    min-height: calc(var(--app-height) - var(--topbar-height));
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .chat-view > .messages {
    padding:
      14px
      10px
      calc(var(--composer-height) + 18px + var(--safe-bottom));
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .message {
    padding: 0;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .assistant .bubble,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .user .bubble {
    max-width: 100%;
    font-size: 13px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .user {
    padding-left: 42px;
  }

  html:not(.chat-started) body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .composer {
    width: 100%;
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  html:not(.chat-started) body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .composer #send {
    width: 100%;
    min-height: 44px;
    border-radius: 12px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .chat-view > .composer {
    width: calc(100vw - 14px);
    padding-bottom: max(8px, calc(8px + var(--safe-bottom)));
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .input-shell,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .input-shell {
    min-height: 46px;
    border-radius: 12px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .composer-actions {
    gap: 2px;
    margin: 4px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started .voice-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-button.composer-expand {
    width: 38px;
    min-width: 38px;
    height: 38px;
    min-height: 38px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started #send {
    width: 44px;
    min-width: 44px;
    height: 44px;
    min-height: 44px;
    padding: 0;
    border-radius: 12px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-started #send-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .voice-meter-floating {
    max-width: calc(100vw - 24px);
    white-space: nowrap;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu {
    right: -2px;
    width: min(220px, calc(100vw - 20px));
  }

  body.login-body .login-shell {
    padding: max(16px, var(--safe-top)) 14px max(16px, var(--safe-bottom));
  }

  .login-layout {
    min-height: 0;
    grid-template-columns: 1fr;
    border-radius: 14px;
  }

  .login-brand-panel {
    display: none;
  }

  .login-panel,
  .login-layout-compact .login-panel {
    padding: 28px 22px 24px;
    border-radius: 14px;
  }

  .login-head h1 {
    font-size: 22px;
  }
}


/* Compact chat response tables: prefer wrapping over horizontal scroll. */
.chat-started .assistant .bubble {
  overflow-x: hidden;
}

.chat-started .markdown-body table {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  table-layout: fixed;
  font-size: 12px;
}

.chat-started .markdown-body th,
.chat-started .markdown-body td {
  width: auto;
  min-width: 0;
  max-width: none;
  padding: 5px 6px;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.chat-started .markdown-body th {
  font-size: 11.5px;
}

@media (max-width: 760px) {
  .mobile-table-list {
    gap: 8px;
  }

  .mobile-table-item {
    padding: 9px 10px 9px 24px;
  }
}


/* Mobile response copy affordances and sticky-header breathing room. */
.copy-response-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid var(--rule-strong);
  border-radius: 7px;
  background: var(--paper-2);
  color: var(--accent);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
  box-shadow: none;
}

.copy-response-button:hover,
.copy-response-button:focus-visible {
  border-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent-hover);
  box-shadow: none;
}

.copy-response-button [class^="hm-"],
.copy-response-button [class*=" hm-"] {
  font-size: 14px;
  line-height: 1;
}

.smart-token {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.smart-token:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 2px;
}

@media (max-width: 760px) {
  html.chat-started {
    scroll-padding-top: calc(var(--topbar-height) + 14px);
  }

  .chat-started .chat-view > .messages {
    padding-top: calc(var(--topbar-height) + 14px);
    scroll-padding-top: calc(var(--topbar-height) + 14px);
  }

  .chat-started .message:first-child {
    margin-top: 0;
  }

  .copy-response-button {
    min-height: 0;
    flex: 1 1 132px;
  }
}

/* Final mobile drawer, composer, and bubble-copy fixes. */
.user .bubble .bubble-copy-actions {
  justify-content: flex-end;
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}

.user .bubble .copy-response-button {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.user .bubble .copy-response-button:hover,
.user .bubble .copy-response-button:focus-visible {
  border-color: rgba(255, 255, 255, 0.52);
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
}

@media (max-width: 760px) {
  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-sidebar {
    top: calc(var(--topbar-height) + 8px);
    bottom: 0;
    height: calc(var(--app-height) - var(--topbar-height) - 8px);
    max-height: calc(var(--app-height) - var(--topbar-height) - 8px);
    padding-top: 12px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-backdrop {
    top: calc(var(--topbar-height) + 8px);
  }

  html.chat-started body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .composer {
    z-index: 40;
  }

  html.chat-started body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .messages {
    padding-top: calc(var(--topbar-height) + 18px);
    padding-bottom: calc(var(--composer-height) + 28px + var(--safe-bottom));
    scroll-padding-top: calc(var(--topbar-height) + 18px);
    scroll-padding-bottom: calc(var(--composer-height) + 28px + var(--safe-bottom));
  }

  html.chat-started.input-focused body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .messages,
  html.chat-started.keyboard-open body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-view > .messages {
    padding-bottom: calc(var(--composer-height) + 42px + var(--safe-bottom));
    scroll-padding-bottom: calc(var(--composer-height) + 42px + var(--safe-bottom));
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) #input {
    scroll-margin-top: calc(var(--topbar-height) + 16px);
    scroll-margin-bottom: calc(var(--composer-height) + 20px + var(--safe-bottom));
  }
}


/* Integrated product nav and icon-only message actions. */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.brand-home {
  display: inline-flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.brand-home:hover,
.brand-home:focus-visible {
  color: var(--accent);
  outline: none;
}

.sidebar-nav-primary {
  display: grid;
  gap: 8px;
}

.sidebar-tool-link {
  text-decoration: none;
  color: var(--ink-soft);
}

.sidebar-tool-link:hover {
  border-color: var(--accent-soft);
  background: var(--blue-soft);
  color: var(--accent);
}

.sidebar-tool-link [class^="hm-"],
.sidebar-tool-link [class*=" hm-"] {
  color: var(--accent);
}

.message .response-actions {
  justify-content: flex-end;
  gap: 5px;
  margin-top: 6px;
  padding-top: 0;
  border-top: 0;
  opacity: 0;
  transform: translateY(-2px);
  pointer-events: none;
  transition: opacity 140ms ease, transform 140ms ease;
}

.message:hover .response-actions,
.message:focus-within .response-actions {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.response-feedback {
  gap: 5px;
  margin-left: 0;
}

.copy-response-button,
.export-link,
.feedback-button {
  width: 30px;
  min-width: 30px;
  max-width: 30px;
  height: 30px;
  min-height: 30px;
  padding: 0;
  flex: 0 0 30px;
  gap: 0;
  border-radius: 7px;
}

.copy-response-button [class^="hm-"],
.copy-response-button [class*=" hm-"],
.export-link [class^="hm-"],
.export-link [class*=" hm-"] {
  font-size: 15px;
}

.feedback-icon {
  width: 15px;
  height: 15px;
}

.user .bubble .bubble-copy-actions {
  margin-top: 6px;
  padding-top: 0;
  border-top: 0;
}

@media (hover: none), (pointer: coarse), (max-width: 760px) {
  .message .response-actions {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
}

@media (max-width: 540px) {
  .response-actions {
    align-items: center;
  }

  .response-feedback {
    width: auto;
  }

  .feedback-button {
    flex: 0 0 30px;
  }
}


/* Final integrated tool-shell alignment for the main chat app. */
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell {
  --sidebar-width: 248px;
  display: block;
  min-height: var(--app-height);
  padding: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
  width: 100%;
  max-width: none;
  height: var(--app-height);
  min-height: var(--app-height);
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  grid-template-rows: var(--topbar-height) minmax(0, 1fr);
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame > .topbar {
  grid-area: topbar;
  position: relative;
  top: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
  min-height: var(--topbar-height);
  height: var(--topbar-height);
  padding: 0 clamp(16px, 2vw, 24px);
  border-top: 0;
  border-bottom: 1px solid var(--rule-strong);
  background: rgba(255, 255, 255, 0.94);
  z-index: 20;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-left,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumb-current {
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumb-sep {
  color: var(--ink-mute-2);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-spacer {
  min-width: 1px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .row,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .row-end {
  display: flex;
  align-items: center;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .row-end {
  justify-content: flex-end;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body {
  display: contents;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
  grid-area: sidebar;
  position: relative;
  top: auto;
  left: auto;
  z-index: 25;
  display: flex;
  flex-direction: column;
  width: auto;
  min-width: 0;
  min-height: var(--app-height);
  height: var(--app-height);
  max-height: var(--app-height);
  padding: 0;
  border-right: 1px solid var(--rule-strong);
  background: rgba(255, 255, 255, 0.94);
  opacity: 1;
  transform: none;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-brand {
  flex: 0 0 auto;
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-main {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-suffix {
  display: inline-flex;
  align-items: center;
  min-height: 19px;
  padding: 2px 5px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--ink-inverse);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 650;
  letter-spacing: 0;
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-head {
  flex: 0 0 auto;
  display: grid;
  gap: 16px;
  padding: 16px 8px 10px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-history {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav-primary,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-group {
  display: flex;
  flex-direction: column;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav-primary {
  gap: 16px;
  padding: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-group {
  gap: 1px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-label,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title {
  padding: 0 10px 8px;
  color: var(--ink-mute-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-new {
  width: 100%;
  min-width: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  grid-template-columns: none;
  padding: 8px 12px;
  border: 0;
  border: 0;
  border-left: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.2;
  text-align: left;
  text-decoration: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item [class*=" hm-"] {
  width: 16px;
  min-width: 16px;
  display: inline-grid;
  place-items: center;
  color: var(--ink-muted);
  font-size: 15px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:focus-visible,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
  outline: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover [class*=" hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active [class*=" hm-"] {
  color: var(--accent);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-list {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  padding: 0 8px 12px;
  display: grid;
  align-content: start;
  gap: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item {
  border: 0;
  border-left: 2px solid transparent;
  border-radius: 0;
  box-shadow: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item.is-active {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-empty {
  flex: 1 1 auto;
  min-height: 0;
  align-content: start;
  padding: 28px 16px;
  overflow: auto;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-foot {
  flex: 0 0 auto;
  margin-top: 0;
  padding: 12px 16px;
  border-top: 1px solid var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .label-mono {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-main {
  grid-area: main;
  min-width: 0;
  min-height: 0;
  display: grid;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-view {
  min-width: 0;
  min-height: 0;
}

html.chat-started body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-view {
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

html.chat-started body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-view > .messages {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  height: auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
}

html.chat-started body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-view > .composer {
  flex: 0 0 auto;
}

.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell,
body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-collapsed .chat-shell {
  --sidebar-width: 0px;
}

.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame,
body:not(.admin-body):not(.reminders-body):not(.login-body) .sidebar-collapsed .chat-shell .app-frame,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
  grid-template-columns: 0 minmax(0, 1fr);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar {
  width: 0;
  border-right: 0;
  opacity: 0;
  pointer-events: none;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > * {
  display: none !important;
}

@media (max-width: 980px) {
  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .provider-toggle {
    display: none;
  }
}

@media (max-width: 760px) {
  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: var(--topbar-height) minmax(0, 1fr);
    grid-template-areas:
      "topbar"
      "main";
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame > .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    padding: 0 10px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-spacer {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs {
    gap: 6px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs > span:not(.crumb-current) {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-actions {
    flex-wrap: nowrap;
    justify-content: flex-end;
    gap: 6px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    bottom: 0;
    z-index: 50;
    width: min(86vw, 318px);
    height: calc(var(--app-height) - var(--topbar-height));
    min-height: 0;
    max-height: calc(var(--app-height) - var(--topbar-height));
    border-right: 1px solid var(--rule-strong);
    box-shadow: 16px 0 44px rgba(21, 24, 29, 0.16);
    opacity: 1;
    transform: translateX(-105%);
    pointer-events: none;
    transition: transform 180ms ease;
  }

  html.sidebar-open body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
    transform: translateX(0);
    pointer-events: auto;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-backdrop {
    position: fixed;
    inset: var(--topbar-height) 0 0 0;
    z-index: 45;
    background: rgba(21, 24, 29, 0.32);
    backdrop-filter: blur(3px);
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar {
    width: min(86vw, 318px);
    border-right: 1px solid var(--rule-strong);
    opacity: 1;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-brand,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-foot {
    display: block !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-head {
    display: grid !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-history {
    display: flex !important;
  }
}

/* Style-guide alignment layer: keep this last so it wins over legacy shell overrides. */
body:not(.admin-body):not(.reminders-body):not(.login-body) {
  background:
    radial-gradient(circle at 1px 1px, rgba(18, 20, 22, 0.075) 1px, transparent 0) 0 0 / 18px 18px,
    var(--paper);
  color: var(--ink);
  font-family: var(--family-sans);
  font-size: var(--size-body);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell {
  --sidebar-width: var(--sidebar-w);
  --topbar-height: var(--topbar-h);
  display: block;
  min-height: var(--app-height);
  padding: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
  width: 100%;
  height: var(--app-height);
  min-height: var(--app-height);
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  grid-template-rows: var(--topbar-height) minmax(0, 1fr);
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame > .topbar {
  grid-area: topbar;
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-4);
  height: var(--topbar-height);
  min-height: var(--topbar-height);
  padding: 0 var(--content-pad);
  border: 0;
  border-bottom: var(--border-width) solid var(--rule-strong);
  background: var(--paper-2);
  box-shadow: none;
  backdrop-filter: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-left,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--ink-muted);
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  font-weight: var(--weight-regular);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  white-space: nowrap;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumb-sep {
  color: var(--ink-mute-2);
  font-weight: 300;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumb-current {
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  min-width: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body {
  display: contents;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
  grid-area: sidebar;
  position: relative;
  z-index: 25;
  display: flex;
  flex-direction: column;
  width: auto;
  min-width: 0;
  min-height: var(--app-height);
  height: var(--app-height);
  max-height: var(--app-height);
  padding: 0;
  border: 0;
  border-right: var(--border-width) solid var(--rule-strong);
  background: var(--paper-2);
  opacity: 1;
  transform: none;
  pointer-events: auto;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-brand {
  flex: 0 0 auto;
  padding: var(--space-5) var(--space-5) var(--space-4);
  border-bottom: var(--border-width) solid var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  min-width: 0;
  color: var(--ink);
  font-family: var(--family-display);
  font-weight: var(--weight-medium);
  letter-spacing: 0;
  text-decoration: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-main {
  color: var(--ink);
  font-size: 17px;
  font-weight: var(--weight-medium);
  line-height: var(--lh-snug);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-suffix {
  display: inline-flex;
  align-items: center;
  min-height: 19px;
  margin-left: 2px;
  padding: 2px 5px;
  border: 0;
  border-radius: 0;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--family-display);
  font-size: 11.5px;
  font-weight: var(--weight-semibold);
  letter-spacing: 0;
  line-height: var(--lh-snug);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-head {
  flex: 0 0 auto;
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-2) var(--space-3);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav-primary {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-group {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-label,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title,
.tool-menu-section-label {
  padding: 0 var(--space-3) var(--space-2);
  color: var(--ink-mute-2);
  font-family: var(--family-mono);
  font-size: var(--size-mono-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wide);
  line-height: var(--lh-snug);
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title [class*=" hm-"] {
  color: var(--ink-muted);
  font-size: 14px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item,
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-new {
  width: 100%;
  min-width: 0;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-left: var(--border-emph) solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  box-shadow: none;
  font-family: var(--family-sans);
  font-size: var(--size-body);
  font-weight: var(--weight-regular);
  line-height: var(--lh-snug);
  text-align: left;
  text-decoration: none;
  transition:
    background var(--dur-fast) var(--ease-out),
    color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item [class*=" hm-"] {
  width: 16px;
  min-width: 16px;
  display: inline-grid;
  place-items: center;
  color: var(--ink-muted);
  font-size: 15px;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:focus-visible {
  background: var(--paper-3);
  color: var(--ink);
  outline: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
  font-weight: var(--weight-medium);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item:hover [class*=" hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item.active [class*=" hm-"] {
  color: currentColor;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-history {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-list {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 100%;
  padding: 0 var(--space-2) var(--space-3);
  display: grid;
  align-content: start;
  gap: 1px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-gutter: stable;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item {
  width: 100%;
  min-width: 0;
  min-height: 42px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-left: var(--border-emph) solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  box-shadow: none;
  text-align: left;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item.is-active {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-title {
  min-width: 0;
  overflow: hidden;
  color: inherit;
  font-size: var(--size-body-sm);
  font-weight: var(--weight-medium);
  line-height: var(--lh-snug);
  text-overflow: ellipsis;
  white-space: nowrap;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-time {
  color: var(--ink-mute-2);
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  line-height: var(--lh-snug);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-delete {
  display: inline-grid;
  grid-column: 2;
  grid-row: 1 / span 2;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 0;
  color: var(--ink-muted);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-delete:hover {
  background: var(--paper-3);
  color: var(--accent);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-empty {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  align-content: start;
  justify-items: center;
  gap: var(--space-2);
  padding: var(--space-7) var(--space-4);
  color: var(--ink-muted);
  font-size: var(--size-body-sm);
  overflow: auto;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-foot {
  flex: 0 0 auto;
  margin-top: auto;
  padding: var(--space-3) var(--space-4);
  border-top: var(--border-width) solid var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .label-mono {
  color: var(--ink-muted);
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  font-weight: var(--weight-regular);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-main {
  grid-area: main;
  min-width: 0;
  min-height: 0;
  display: grid;
  overflow: hidden;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-view {
  min-width: 0;
  min-height: 0;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button,
.admin-menu-toggle {
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 34px;
  padding: 0;
  border: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-2);
  color: var(--ink-soft);
  box-shadow: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button:hover,
body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button:focus-visible,
.admin-menu-toggle:hover:not(:disabled),
.admin-menu-toggle:focus-visible {
  border-color: var(--rule-full);
  background: var(--paper-3);
  color: var(--ink);
  box-shadow: none;
  outline: none;
  transform: none;
}

.menu-button {
  border-radius: 0;
  background: var(--paper-2);
  color: var(--ink-soft);
}

.hamburger-icon {
  display: grid;
  align-content: space-between;
  justify-items: stretch;
  width: 16px;
  height: 12px;
}

.hamburger-icon span {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 0;
  background: currentColor;
  transform: none;
  transition:
    width var(--dur-fast) var(--ease-out),
    opacity var(--dur-fast) var(--ease-out);
}

.menu-button[aria-expanded="true"] .hamburger-icon span:nth-child(2) {
  width: 10px;
  transform: none;
}

.menu-button:hover .hamburger-icon span:nth-child(1),
.menu-button:hover .hamburger-icon span:nth-child(3) {
  transform: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  border: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-2);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option,
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option {
  width: auto;
  min-width: 30px;
  min-height: 28px;
  padding: var(--space-1) var(--space-2);
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink-muted);
  box-shadow: none;
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option:hover:not(:disabled) {
  background: var(--paper-3);
  color: var(--ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-option.is-active,
body:not(.admin-body):not(.reminders-body):not(.login-body) .provider-option.is-active {
  background: var(--accent);
  color: var(--accent-ink);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-user-menu,
body:not(.admin-body):not(.reminders-body):not(.login-body) .user-menu {
  position: relative;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-button,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-button {
  display: inline-grid;
  place-items: center;
  width: 34px;
  min-width: 34px;
  height: 34px;
  min-height: 34px;
  padding: 0;
  border: var(--border-width) solid var(--accent);
  border-radius: 0;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: none;
  font-family: var(--family-mono);
  font-size: var(--size-mono-md);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wide);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-button:hover:not(:disabled) {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: var(--accent-ink);
  box-shadow: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-menu,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  z-index: var(--z-popover);
  width: 224px;
  padding: var(--space-2);
  border: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-2);
  color: var(--ink);
  box-shadow: var(--elev-pop);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-menu-head,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu-head {
  display: grid;
  gap: var(--space-1);
  margin: 0 0 var(--space-2);
  padding: var(--space-2) var(--space-3) var(--space-3);
  border-bottom: var(--border-width) solid var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-menu-head strong,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu-head strong {
  color: var(--ink);
  font-size: var(--size-body);
  font-weight: var(--weight-medium);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-menu-head span,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu-head span {
  color: var(--ink-muted);
  font-size: var(--size-caption);
}

.tool-menu-divider {
  height: var(--border-width);
  margin: var(--space-2) var(--space-1);
  background: var(--rule);
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu a,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu form button {
  width: 100%;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-left: var(--border-emph) solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  box-shadow: none;
  font-family: var(--family-sans);
  font-size: var(--size-body);
  font-weight: var(--weight-regular);
  text-decoration: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu a:hover,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu form button:hover:not(:disabled),
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu a:focus-visible,
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu form button:focus-visible {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
  outline: none;
}

body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu [class^="hm-"],
body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu [class*=" hm-"] {
  width: 18px;
  display: inline-grid;
  place-items: center;
  color: currentColor;
  font-size: 15px;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell {
  --sidebar-width: var(--sidebar-w-collapsed);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar {
  width: auto;
  border-right: var(--border-width) solid var(--rule-strong);
  opacity: 1;
  pointer-events: auto;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-brand,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-foot {
  display: block !important;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-head {
  display: grid !important;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-history {
  display: flex !important;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-brand {
  padding: var(--space-4) var(--space-2);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-main {
  font-size: 16px;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-suffix,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-label,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item span:last-child,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-title,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-time,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-delete,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-foot .label-mono {
  display: none !important;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-head {
  justify-items: center;
  padding: var(--space-3) var(--space-2);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-nav,
html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-group {
  align-items: center;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item {
  width: 36px;
  min-width: 36px;
  min-height: 34px;
  justify-content: center;
  gap: 0;
  padding: var(--space-2);
  border-left-color: transparent;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-list {
  justify-items: center;
  padding: 0 var(--space-2) var(--space-3);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item {
  width: 32px;
  min-width: 32px;
  min-height: 32px;
  display: inline-grid;
  grid-template-columns: 1fr;
  place-items: center;
  padding: 0;
  border-left: 0;
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--ink-mute-2);
}

html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item.is-active::before {
  background: var(--accent);
}

.admin-nav-topbar {
  align-items: center;
}

.admin-menu {
  width: min(300px, calc(100vw - var(--space-7)));
  padding: var(--space-5) var(--space-2);
  border-right: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-2);
  box-shadow: var(--elev-pop);
  gap: 1px;
}

.admin-menu-head {
  display: grid;
  gap: var(--space-1);
  padding: 0 var(--space-3) var(--space-3);
  border-bottom: var(--border-width) solid var(--rule);
  margin-bottom: var(--space-2);
}

.admin-menu-head span {
  color: var(--ink-muted);
  font-family: var(--family-mono);
  font-size: var(--size-mono-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}

.admin-menu-head strong {
  color: var(--ink);
  font-family: var(--family-display);
  font-size: var(--size-h3);
  font-weight: var(--weight-medium);
  line-height: var(--lh-snug);
}

.admin-menu-item {
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-left: var(--border-emph) solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--ink-soft);
  font-family: var(--family-sans);
  font-size: var(--size-body);
  font-weight: var(--weight-regular);
  text-decoration: none;
}

.admin-menu-item [class^="hm-"],
.admin-menu-item [class*=" hm-"] {
  width: 16px;
  min-width: 16px;
  color: var(--ink-muted);
  font-size: 15px;
}

.admin-menu-item:hover,
.admin-menu-item:focus-visible {
  border-left-color: transparent;
  background: var(--paper-3);
  color: var(--ink);
  outline: none;
}

.admin-menu-item.is-active {
  border-left-color: var(--accent);
  background: var(--accent-tint);
  color: var(--accent);
  font-weight: var(--weight-medium);
}

.admin-menu-item:hover [class^="hm-"],
.admin-menu-item:hover [class*=" hm-"],
.admin-menu-item.is-active [class^="hm-"],
.admin-menu-item.is-active [class*=" hm-"] {
  color: currentColor;
}

.admin-menu-separator {
  height: var(--border-width);
  margin: var(--space-2) var(--space-1);
  background: var(--rule);
}

@media (max-width: 760px) {
  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell {
    --sidebar-width: 0px;
    --topbar-height: var(--topbar-h);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: var(--topbar-height) minmax(0, 1fr);
    grid-template-areas:
      "topbar"
      "main";
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-frame > .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--space-2);
    padding: 0 var(--space-3);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-spacer {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs {
    gap: var(--space-2);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .crumbs > span:not(.crumb-current) {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .topbar-actions {
    gap: var(--space-2);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .provider-toggle {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    bottom: 0;
    z-index: 50;
    width: min(86vw, 318px);
    height: calc(var(--app-height) - var(--topbar-height));
    min-height: 0;
    max-height: calc(var(--app-height) - var(--topbar-height));
    border-right: var(--border-width) solid var(--rule-strong);
    background: var(--paper-2);
    box-shadow: var(--elev-pop);
    opacity: 1;
    transform: translateX(-105%);
    pointer-events: none;
    transition: transform var(--dur-base) var(--ease-out);
  }

  html.sidebar-open body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar,
  html.sidebar-open.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .app-body > .chat-sidebar {
    transform: translateX(0);
    pointer-events: auto;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-brand,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-foot {
    display: block !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-head {
    display: grid !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .chat-sidebar > .sidebar-history {
    display: flex !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .wm-suffix {
    display: inline-flex !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-label,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-title,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item span:last-child,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-title,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-time,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-delete,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-foot .label-mono {
    display: revert !important;
  }

  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .nav-item,
  html.sidebar-collapsed body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .session-item {
    width: 100%;
    min-width: 0;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .chat-shell .sidebar-backdrop {
    position: fixed;
    inset: var(--topbar-height) 0 0 0;
    z-index: 45;
    background: rgba(18, 20, 22, 0.32);
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .locale-toggle {
    display: none;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .icon-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .reminder-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-button,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-button {
    width: 36px;
    min-width: 36px;
    height: 36px;
    min-height: 36px;
  }

  body:not(.admin-body):not(.reminders-body):not(.login-body) .tool-avatar-menu,
  body:not(.admin-body):not(.reminders-body):not(.login-body) .avatar-menu {
    right: 0;
    width: min(260px, calc(100vw - var(--space-6)));
  }
}

/* Style-guide login alignment: split-screen rail + registered auth card. */
html.login-html,
body.login-body {
  min-height: 100%;
  background: var(--paper);
}

body.login-body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  color: var(--ink);
  font-family: var(--family-sans);
  font-size: var(--size-body);
}

body.login-body .login-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  place-items: initial;
  width: 100%;
  max-width: var(--maxw-shell);
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0 auto;
  padding: 0;
}

.login-side {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-12) 56px var(--space-10);
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-navy) 100%);
  color: var(--ink-inverse);
  overflow: hidden;
}

.login-side::before {
  content: "";
  position: absolute;
  top: -160px;
  right: -160px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.06) 0 42%, transparent 43%),
    radial-gradient(circle, transparent 50%, rgba(255, 255, 255, 0.05) 51% 52%, transparent 53%),
    radial-gradient(circle, transparent 62%, rgba(255, 255, 255, 0.04) 63% 64%, transparent 65%);
  pointer-events: none;
}

.login-side::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.45;
  background-image:
    radial-gradient(circle at 0.5px 0.5px, rgba(255, 255, 255, 0.12) 0.9px, transparent 1.1px),
    radial-gradient(circle at 0.5px 0.5px, rgba(255, 255, 255, 0.04) 0.9px, transparent 1.1px);
  background-size: 96px 96px, 24px 24px;
}

.login-side > * {
  position: relative;
  z-index: 2;
}

.login-side-center {
  display: grid;
  align-content: center;
  gap: var(--space-5);
  margin: auto 0;
}

.login-side-rule {
  display: block;
  width: min(280px, 100%);
  height: var(--border-width);
  background: rgba(255, 255, 255, 0.28);
}

.login-side-label,
.login-side-foot {
  max-width: 320px;
  color: rgba(255, 255, 255, 0.72);
  font-family: var(--family-mono);
  font-size: var(--size-mono-md);
  letter-spacing: var(--track-widest);
  line-height: var(--lh-normal);
  text-transform: uppercase;
}

.login-side-foot {
  font-size: var(--size-mono-sm);
  letter-spacing: var(--track-wider);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  color: var(--ink);
  font-family: var(--family-display);
  font-weight: var(--weight-medium);
  letter-spacing: 0;
  text-decoration: none;
}

.wordmark .wm-main {
  color: var(--ink);
  font-size: 22px;
}

.wordmark .wm-suffix {
  position: relative;
  margin-left: 2px;
  padding: 3px 6px 2px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 14px;
  font-weight: var(--weight-semibold);
}

.wordmark-lg .wm-main {
  font-size: var(--size-display-xl, 38px);
}

.wordmark-lg .wm-suffix {
  padding: 5px 9px 4px;
  font-size: 19px;
}

.wordmark-inverse,
.wordmark-inverse .wm-main {
  color: var(--ink-inverse);
}

.wordmark-inverse .wm-suffix {
  background: var(--ink-inverse);
  color: var(--accent);
}

.login-main {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-12);
  background:
    radial-gradient(circle at 0.5px 0.5px, rgba(18, 20, 22, 0.11) 0.9px, transparent 1.1px) 0 0 / 96px 96px,
    radial-gradient(circle at 0.5px 0.5px, rgba(18, 20, 22, 0.04) 0.9px, transparent 1.1px) 0 0 / 24px 24px,
    var(--paper);
}

.login-card.login-form {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  width: 100%;
  max-width: 420px;
  padding: 36px 36px var(--space-6);
  border: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--paper-2);
  box-shadow: var(--elev-modal);
}

.corner-tl,
.corner-tr,
.corner-bl,
.corner-br {
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
}

.corner-tl {
  top: -1px;
  left: -1px;
  background:
    linear-gradient(var(--ink), var(--ink)) left top / 14px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) left top / 1px 14px no-repeat;
}

.corner-tr {
  top: -1px;
  right: -1px;
  background:
    linear-gradient(var(--ink), var(--ink)) right top / 14px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right top / 1px 14px no-repeat;
}

.corner-bl {
  bottom: -1px;
  left: -1px;
  background:
    linear-gradient(var(--ink), var(--ink)) left bottom / 14px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) left bottom / 1px 14px no-repeat;
}

.corner-br {
  right: -1px;
  bottom: -1px;
  background:
    linear-gradient(var(--ink), var(--ink)) right bottom / 14px 1px no-repeat,
    linear-gradient(var(--ink), var(--ink)) right bottom / 1px 14px no-repeat;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.stack-sm {
  gap: var(--space-2);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wider);
  line-height: var(--lh-snug);
  text-transform: uppercase;
}

.login-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin: 0;
}

.login-head h1 {
  display: block;
  margin: var(--space-1) 0 0;
  color: var(--ink);
  font-family: var(--family-display);
  font-size: var(--size-display-lg, 32px);
  font-weight: var(--weight-regular);
  letter-spacing: 0;
  line-height: var(--lh-tight);
}

.login-head p {
  max-width: 32ch;
  margin: var(--space-2) 0 0;
  color: var(--ink-muted);
  font-size: var(--size-body);
  line-height: var(--lh-relaxed);
}

.login-card .field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.login-card .field-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.login-card .field-key,
.login-card .field-req {
  color: var(--ink-muted);
  font-family: var(--family-mono);
  font-size: var(--size-mono-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-widest);
  line-height: var(--lh-snug);
  text-transform: uppercase;
}

.login-card .field-req {
  color: var(--ink-mute-2);
  font-size: 9px;
  letter-spacing: var(--track-wide);
}

.login-card .input {
  width: 100%;
  min-height: 38px;
  padding: 10px 12px;
  border: var(--border-width) solid var(--rule-strong);
  border-radius: 0;
  background: var(--vellum);
  color: var(--ink);
  font-family: var(--family-mono);
  font-size: var(--size-body);
  outline: none;
  transition:
    background var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}

.login-card .input:hover {
  border-color: var(--rule-full);
}

.login-card .input:focus {
  border-color: var(--accent);
  background: var(--paper-2);
  box-shadow: 0 0 0 2px var(--accent-tint);
}

.login-submit.btn {
  width: 100%;
  min-height: 38px;
  margin: 0;
  padding: var(--space-2) var(--space-4);
  border: var(--border-width) solid var(--accent);
  border-radius: 0;
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: none;
  font-family: var(--family-mono);
  font-size: var(--size-mono-md);
  font-weight: var(--weight-medium);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}

.login-submit.btn:hover:not(:disabled) {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: var(--accent-ink);
  box-shadow: none;
  transform: none;
}

.login-card.login-form .login-submit.btn,
.login-card.login-form .login-submit.btn:hover:not(:disabled),
.login-card.login-form .login-submit.btn:active:not(:disabled) {
  border-radius: 0;
}

.login-error,
.login-success {
  margin: 0;
  padding: var(--space-3);
  border: var(--border-width) solid;
  border-left-width: var(--border-emph);
  border-radius: 0;
  font-size: var(--size-body-sm);
  line-height: var(--lh-normal);
}

.login-error {
  border-color: rgba(194, 48, 48, 0.4);
  background: rgba(194, 48, 48, 0.1);
  color: var(--err, #c23030);
}

.login-success {
  border-color: var(--ok-border, rgba(75, 80, 86, 0.4));
  background: var(--ok-soft, rgba(75, 80, 86, 0.1));
  color: var(--ok, #4b5056);
}

.login-card-foot {
  margin: 0;
  padding-top: var(--space-3);
  border-top: var(--border-width) solid var(--rule);
  text-align: center;
}

.label-mono {
  color: var(--ink-muted);
  font-family: var(--family-mono);
  font-size: var(--size-mono-sm);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
}

@media (max-width: 960px) {
  body.login-body .login-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .login-side {
    display: none;
  }
}

@media (max-width: 640px) {
  body.login-body {
    background:
      radial-gradient(circle at 0.5px 0.5px, rgba(18, 20, 22, 0.08) 0.9px, transparent 1.1px) 0 0 / 24px 24px,
      var(--paper);
  }

  .login-main {
    min-height: 100dvh;
    padding: max(var(--space-4), var(--safe-top)) var(--space-4) max(var(--space-4), var(--safe-bottom));
    background: transparent;
  }

  .login-card.login-form {
    max-width: none;
    padding: var(--space-7) var(--space-5) var(--space-5);
    gap: var(--space-5);
  }

  .login-head h1 {
    font-size: 28px;
  }
}