/*
 * Agora WebUI styles. Colors and font come from /theme.css, which the app writes from its
 * current Material color scheme and font. The values below only apply until the app has
 * published its theme (they approximate the default Forest tonal-spot scheme).
 * Sizes follow the app's type scale and Material 3 component metrics.
 */
:root {
  color-scheme: light dark;
  --md-primary: #3b6939;
  --md-on-primary: #ffffff;
  --md-background: #f7fbf1;
  --md-on-background: #181d17;
  --md-surface: #f7fbf1;
  --md-on-surface: #181d17;
  --md-on-surface-variant: #424940;
  --md-surface-container: #ebefe6;
  --md-surface-container-high: #e5e9e0;
  --md-surface-variant: #dee5d8;
  --md-secondary-container: #d7e8cd;
  --md-on-secondary-container: #121f0e;
  --md-primary-container: #bcf0b4;
  --md-on-primary-container: #002204;
  --md-outline: #72796f;
  --md-outline-variant: #c2c9bd;
  --md-error: #ba1a1a;
  --md-error-container: #ffdad6;
  --md-on-error-container: #93000a;
  --app-font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --md-primary: #a1d39a;
    --md-on-primary: #0a390f;
    --md-background: #10140f;
    --md-on-background: #e0e4db;
    --md-surface: #10140f;
    --md-on-surface: #e0e4db;
    --md-on-surface-variant: #c2c9bd;
    --md-surface-container: #1c211b;
    --md-surface-container-high: #272b25;
    --md-surface-variant: #424940;
    --md-secondary-container: #3b4b38;
    --md-on-secondary-container: #d6e8ce;
    --md-primary-container: #235024;
    --md-on-primary-container: #bcf0b4;
    --md-outline: #8c9388;
    --md-outline-variant: #424940;
    --md-error: #ffb4ab;
    --md-error-container: #93000a;
    --md-on-error-container: #ffdad6;
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--md-background);
  color: var(--md-on-background);
  font-family: var(--app-font);
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

#app { min-height: 100%; }
/*
 * Flex, not a grid: an auto grid track sizes to the card's max-content (its one-line hint), so on
 * a narrow phone the card grew past the screen once the app font loaded.
 */
.sign-in-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
/* Dialog-like surface, as the app's AlertDialog: surfaceContainer, 28 dp corners, 24 dp inset. */
.card {
  width: 100%;
  max-width: 400px;
  padding: 24px;
  border-radius: 28px;
  background: var(--md-surface-container);
  color: var(--md-on-surface);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.brand svg { width: 24px; height: 24px; fill: var(--md-primary); flex: none; }

/* brandTitle: bold 20/26. */
.brand span { font-size: 20px; line-height: 26px; font-weight: 700; }

/* Dialog title: headlineSmall 23/29, bold as the app's dialog titles. */
h1 { margin: 0 0 8px; font-size: 23px; line-height: 29px; font-weight: 700; }

/* bodyMedium 13/19 in onSurfaceVariant, as dialog text. */
p {
  margin: 0 0 20px;
  color: var(--md-on-surface-variant);
  font-size: 13px;
  line-height: 19px;
  letter-spacing: 0.25px;
}

/* Outlined text field: 16 dp corners (the app's shape), 56 dp tall, floating label. */
.field {
  position: relative;
  display: flex;
  align-items: center;
  height: 56px;
  border: 1px solid var(--md-outline);
  border-radius: 16px;
  transition: border-color 150ms;
}

.field:hover { border-color: var(--md-on-surface); }

.field:focus-within {
  border: 2px solid var(--md-primary);
  /* Keep the content still when the border thickens. */
  margin: -1px;
  height: 58px;
}

.field.invalid, .field.invalid:focus-within { border-color: var(--md-error); }

.field input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 0 0 16px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 16px;
  letter-spacing: 0.5px;
  caret-color: var(--md-primary);
}

.field label {
  position: absolute;
  left: 12px;
  top: 50%;
  padding: 0 4px;
  transform: translateY(-50%);
  background: var(--md-surface-container);
  color: var(--md-on-surface-variant);
  font-size: 16px;
  line-height: 20px;
  pointer-events: none;
  transition: top 150ms, font-size 150ms, color 150ms;
}

.field:focus-within label,
.field input:not(:placeholder-shown) + label {
  top: 0;
  font-size: 11px;
  line-height: 16px;
}

.field:focus-within label { color: var(--md-primary); }
.field.invalid label { color: var(--md-error); }

/* Trailing eye button, as SecretVisibilityToggle: 48 dp target, 24 dp icon. */
.icon-button {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-right: 4px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--md-on-surface-variant);
  cursor: pointer;
}

.icon-button svg { width: 24px; height: 24px; fill: currentColor; }
.icon-button:hover { background: color-mix(in srgb, var(--md-on-surface-variant) 8%, transparent); }
.icon-button:active { background: color-mix(in srgb, var(--md-on-surface-variant) 12%, transparent); }

/* bodySmall supporting text below a field. */
.supporting {
  min-height: 16px;
  margin: 4px 16px 0;
  color: var(--md-error);
  font-size: 11px;
  line-height: 16px;
  letter-spacing: 0.4px;
}

.actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* Material 3 buttons: 40 dp tall capsule, labelLarge 13/18 medium. */
.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  height: 40px;
  padding: 0 24px;
  border: 0;
  border-radius: 20px;
  font: inherit;
  font-size: 13px;
  line-height: 18px;
  font-weight: 500;
  letter-spacing: 0.1px;
  cursor: pointer;
  overflow: hidden;
}

.button::after {
  content: "";
  position: absolute;
  inset: 0;
  background: currentColor;
  opacity: 0;
  transition: opacity 150ms;
}

.button:hover::after { opacity: 0.08; }
.button:active::after { opacity: 0.12; }

.button.filled { background: var(--md-primary); color: var(--md-on-primary); }
.button.text { padding: 0 12px; background: transparent; color: var(--md-primary); }

.button:disabled {
  cursor: default;
  background: color-mix(in srgb, var(--md-on-surface) 12%, transparent);
  color: color-mix(in srgb, var(--md-on-surface) 38%, transparent);
}

.button.text:disabled { background: transparent; }
.button:disabled::after { opacity: 0; }

/* Circular progress in the button while busy, as the app's inline 3 dp indicator. */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

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

@media (prefers-reduced-motion: reduce) {
  .sign-in-page .spinner { animation-duration: 2400ms; }
  .sign-in-page .field, .sign-in-page .field label, .sign-in-page .button::after { transition: none; }
}

:focus-visible { outline: 2px solid var(--md-primary); outline-offset: 2px; }
.field input:focus-visible { outline: none; }

.icon-button:disabled {
  cursor: default;
  background: transparent;
  color: color-mix(in srgb, var(--md-on-surface) 38%, transparent);
}
/* Error banner, as an errorContainer card. */
.banner {
  margin: 0 0 16px;
  padding: 12px 16px;
  border-radius: 16px;
  background: var(--md-error-container);
  color: var(--md-on-error-container);
  font-size: 13px;
  line-height: 19px;
}
/*
 * Chat frame, mirroring the app's chat screen. Tonal surfaces follow Compose's
 * surfaceColorAtElevation (primary over surface at (4.5 ln(e + 1) + 2) %), and shadows approximate
 * the Material 3 elevation levels used by the app's shadowElevation values.
 */
:root {
  --tonal-1: color-mix(in srgb, var(--md-primary) 5.1%, var(--md-surface));
  --tonal-2: color-mix(in srgb, var(--md-primary) 6.9%, var(--md-surface));
  --tonal-4: color-mix(in srgb, var(--md-primary) 9.2%, var(--md-surface));
  --tonal-8: color-mix(in srgb, var(--md-primary) 11.9%, var(--md-surface));
  --shadow-3: 0 1px 2px rgb(0 0 0 / 0.3), 0 2px 6px 2px rgb(0 0 0 / 0.15);
  --shadow-4: 0 1px 3px rgb(0 0 0 / 0.3), 0 4px 8px 3px rgb(0 0 0 / 0.15);
  --shadow-8: 0 2px 3px rgb(0 0 0 / 0.3), 0 6px 10px 4px rgb(0 0 0 / 0.15);
  --mono-font: "AgoraMono", ui-monospace, monospace;
}
/* The app's code font (MonoFamily, JetBrains Mono), served by the phone. */
@font-face {
  font-family: "AgoraMono";
  src: url("/fonts/mono/regular") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "AgoraMono";
  src: url("/fonts/mono/bold") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "AgoraMono";
  src: url("/fonts/mono/italic") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "AgoraMono";
  src: url("/fonts/mono/bolditalic") format("truetype");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}
@property --drawer-progress { syntax: "<number>"; inherits: true; initial-value: 0; }
.shell {
  --drawer-width: min(100vw, 360px);
  position: relative;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--md-background);
}
.chat {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
}
/* Side-by-side drawer (wider than 960 px): the chat narrows beside the open drawer. */
.side-by-side .chat { left: calc(var(--drawer-width) * var(--drawer-progress)); }
/* Approved static top-edge approximation; it never intercepts the message viewport's input. */
.chat-top-blur { position: absolute; inset: 0 0 auto; height: 150px; z-index: 0; pointer-events: none; }
.chat-top-blur span { position: absolute; inset: 0 0 auto; pointer-events: none; mask-image: linear-gradient(#000 0%, #000 50%, transparent 100%); }
.chat-top-blur span:nth-child(1) { height: 150px; backdrop-filter: blur(1px); }
.chat-top-blur span:nth-child(2) { height: 112px; backdrop-filter: blur(2px); }
.chat-top-blur span:nth-child(3) { height: 75px; backdrop-filter: blur(3px); }
.chat-top-blur span:nth-child(4) { height: 38px; backdrop-filter: blur(5px); }
.shell:not([data-blur-effects="true"]) .chat-top-blur { display: none; }
/* ModalDrawerSheet: surface at 1 dp tonal elevation, 24 dp end corners, 16 x 20 dp padding. */
.drawer {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  width: var(--drawer-width);
  padding: calc(20px + env(safe-area-inset-top)) 16px calc(20px + env(safe-area-inset-bottom));
  border-radius: 0 24px 24px 0;
  background: var(--tonal-1);
  color: var(--md-on-surface);
  transform: translateX(calc((var(--drawer-progress) - 1) * 100%));
  visibility: hidden;
}
.drawer-open .drawer {
  visibility: visible;
}
.scrim {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: rgb(0 0 0 / 0.32);
  opacity: var(--drawer-progress);
  pointer-events: none;
}
.modal.drawer-open .scrim { pointer-events: auto; }
.side-by-side .scrim { display: none; }
/* ChatType.conversationsTitle 25/32 bold. */
.drawer-title { margin: 0 0 12px; font-size: 25px; line-height: 32px; font-weight: 700; }
/* DrawerSearchBar: 44 dp capsule at 8 dp tonal elevation, 14 dp padding, 20 dp icon. */
.drawer-search {
  flex: none;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 44px;
  margin-bottom: 12px;
  padding: 0 14px;
  border-radius: 22px;
  background: var(--tonal-8);
}
.drawer-search svg { flex: none; width: 20px; height: 20px; fill: var(--md-on-surface-variant); }
.drawer-search input {
  flex: 1;
  min-width: 0;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 16px;
  line-height: 23px;
}
.drawer-search input::placeholder {
  color: color-mix(in srgb, var(--md-on-surface-variant) 60%, transparent);
  opacity: 1;
}
/* Drawer buttons: 20 dp icon, 8 dp gap, ChatType.drawerButton 14/20 medium. */
.drawer-button {
  position: relative;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  border: 0;
  font: inherit;
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  cursor: pointer;
}
.drawer-button svg { width: 20px; height: 20px; fill: currentColor; }
/* Standalone disabled Tasks button; no paired Remote destination in the WebUI. */
.drawer-button.tonal { background: var(--md-secondary-container); color: var(--md-on-secondary-container); }
.drawer-button.tasks { height: 46px; margin-bottom: 10px; border-radius: 23px; }
.drawer-button.new-chat {
  height: 42px;
  margin-bottom: 16px;
  border-radius: 21px;
  background: var(--md-primary);
  color: var(--md-on-primary);
}
.drawer-button:disabled,
.drawer-button.tonal:disabled {
  cursor: default;
  background: color-mix(in srgb, var(--md-on-surface) 12%, transparent);
  color: color-mix(in srgb, var(--md-on-surface) 38%, transparent);
}
/* A flex column, so the rows' 2 dp margins add up instead of collapsing. */
.drawer-list { flex: 1; min-height: 0; display: flex; flex-direction: column; overflow-y: auto; }
/*
 * Drawer conversation row: a 40 dp capsule in a 44 dp slot, 16 dp sides, the title in bodyLarge,
 * then 8 dp and an 18 dp slot for the generating spinner or the unread dot. Selection fades to
 * secondaryContainer over 250 ms.
 */
.conversation-row {
  flex: none;
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  height: 40px;
  margin: 2px 0;
  padding: 0 16px;
  border: 0;
  border-radius: 20px;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 16px;
  line-height: 24px;
  letter-spacing: 0.5px;
  text-align: start;
  cursor: pointer;
  transition: background-color 250ms, color 250ms;
}
.conversation-row:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.conversation-row.selected {
  background: var(--md-secondary-container);
  color: var(--md-on-secondary-container);
}
.conversation-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* The spinner follows the row (primary, or onSecondaryContainer when selected); the dot is primary. */
.conversation-indicator {
  flex: none;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  color: var(--md-primary);
  transition: color 250ms;
}
.conversation-row.selected .conversation-indicator { color: var(--md-on-secondary-container); }
.unread-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--md-primary); }
/* ChatTopBar: 52 dp row, 12 dp sides, 8 dp above and below, over a fading background. */
.top-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  min-height: 180px;
  padding: calc(8px + env(safe-area-inset-top)) 12px 8px;
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--md-background) 98%, transparent) 0%,
    color-mix(in srgb, var(--md-background) 80%, transparent) 60%,
    transparent 100%
  );
  pointer-events: none;
}
/* ChatTopBarCapsule: full capsule at 4 dp tonal elevation with a 4 dp shadow. */
.capsule {
  display: flex;
  align-items: center;
  height: 52px;
  border-radius: 26px;
  background: var(--tonal-4);
  box-shadow: var(--shadow-4);
  pointer-events: auto;
}
@property --title-clip-width { syntax: "<length>"; inherits: true; initial-value: 260px; }
.title-capsule {
  position: relative;
  flex: 1 1 260px;
  min-width: 0;
  max-width: 260px;
  background: transparent;
  box-shadow: none;
  pointer-events: none;
}
/* One draw boundary owns the surface/shadow silhouette and content clip, never text layout. */
.title-canvas {
  --title-clip-width: 260px;
  position: relative;
  width: 100%;
  height: 52px;
  pointer-events: none;
}
.title-canvas::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: min(100%, var(--title-clip-width));
  border-radius: 26px;
  background: var(--tonal-4);
  box-shadow: var(--shadow-4);
}
.title-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding-left: 5px;
  clip-path: inset(0 max(0px, calc(100% - var(--title-clip-width))) 0 0 round 26px);
  pointer-events: auto;
}
.title-labels {
  position: relative;
  flex: 1;
  min-width: 0;
  max-width: 180px;
  height: 100%;
  margin: 0 20px 0 5px;
}
.title-content > .bar-button { pointer-events: auto; }
.actions-capsule { flex: none; width: 98px; padding: 0 5px; }
.menu-anchor { position: relative; }
/* IconButton: 44 dp; Menu and More icons 26 dp, New Chat 30 dp. */
.bar-button {
  position: relative;
  flex: none;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--md-on-surface);
  cursor: pointer;
}
.bar-button svg { width: 26px; height: 26px; fill: currentColor; }
.bar-button.add svg { width: 30px; height: 30px; }
.bar-button:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.bar-button:active { background: color-mix(in srgb, var(--md-on-surface) 12%, transparent); }
.bar-button:disabled {
  cursor: default;
  background: transparent;
  color: color-mix(in srgb, var(--md-on-surface) 38%, transparent);
}
/* ChatType.brandTitle 20/26 bold, at most 180 dp, 20 dp end padding. */
.brand-title,
.conversation-bar-title {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: max-content;
  margin: 0;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  font-size: 20px;
  line-height: 26px;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* An open conversation's title uses ChatType.conversationTitleSolo 17/22 bold. */
.conversation-bar-title { font-size: 17px; line-height: 22px; }
.title-labels h1[aria-hidden="true"] { pointer-events: none; user-select: none; }
/* AgoraDropdownMenu on surfaceContainer: 24 dp corners, 48 dp items, highlight inset 8 dp. */
.menu-popup-layer {
  position: fixed;
  inset: 0;
  z-index: 4;
  touch-action: none;
  overscroll-behavior: none;
}
.dropdown {
  position: absolute;
  z-index: 4;
  min-width: 180px;
  padding: 8px 0;
  border-radius: 24px;
  background: var(--md-surface-container);
  box-shadow: var(--shadow-3);
  opacity: 0;
  transform: scale(0.8);
  pointer-events: auto;
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: calc(100% - 16px);
  height: 48px;
  margin: 0 8px;
  padding: 0 4px;
  border: 0;
  border-radius: 24px;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 13px;
  line-height: 18px;
  font-weight: 500;
  text-align: start;
  white-space: nowrap;
  cursor: pointer;
}
.dropdown-item svg { flex: none; width: 24px; height: 24px; fill: var(--md-on-surface-variant); }
.dropdown-item:hover, .dropdown-item:focus-visible {
  background: color-mix(in srgb, var(--md-on-surface) 8%, transparent);
  outline: none;
}
.dropdown-item:disabled {
  cursor: default;
  background: transparent;
  color: color-mix(in srgb, var(--md-on-surface) 38%, transparent);
}
.dropdown-item:disabled svg { fill: currentColor; }
/* One foreground viewport fades into the measured composer host; the background stays untouched. */
.messages {
  position: relative;
  flex: 1;
  min-height: 0;
  margin-bottom: calc(-1 * var(--chat-bottom-inset));
  overflow-y: auto;
  mask-image: linear-gradient(to bottom,
    #000 calc(100% - var(--chat-bottom-inset)),
    transparent calc(100% - var(--chat-bottom-inset) + 40px));
  mask-mode: alpha;
}
/* ChatSwitchingOverlay: full body barrier, indicator in the measured top/composer range. */
.conversation-loading-cover {
  position: absolute;
  inset: 0;
  background: var(--md-background);
  opacity: 0;
  touch-action: none;
  user-select: none;
  overscroll-behavior: none;
}
.conversation-loading-range {
  position: absolute;
  inset: var(--chat-top-inset) 0 var(--chat-bottom-inset);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.conversation-loading-range .spinner {
  width: 48px;
  height: 48px;
  border-width: 5px;
  color: var(--md-primary);
}
/* MessageList: at most 840 dp wide, 8 dp sides, 140 dp above (under the top bar), 8 dp below. */
.message-column {
  max-width: 840px;
  margin: 0 auto;
  padding: 140px 8px calc(8px + var(--chat-bottom-inset));
}
/* MessageItem: 8 dp above and below each message. */
.message-row { padding: 8px 0; }
/* Layout only: an unloaded row keeps a one-line height so only rows near the screen are watched. */
.row-placeholder { min-height: 54px; }
/* UserMessageBubble: at the end, UserBubbleShape (27 dp corners, a 6 dp bottom-end tail). */
.user-row { display: flex; flex-direction: column; align-items: flex-end; }
.user-bubble {
  display: flex;
  justify-content: center;
  min-width: 54px;
  max-width: 300px;
  padding: 15px;
  border-radius: 27px;
  border-end-end-radius: 6px;
  background: var(--md-primary-container);
  color: var(--md-on-primary-container);
}
/* ChatType.userBody 15/24.2 plain text; text narrower than the bubble's minimum sits centered. */
.user-text {
  min-width: 0;
  font-size: 15px;
  line-height: 24.2px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
/* Assistant content: 8 dp in from the list edges, onSurface on the background. */
.model-message { padding: 0 8px; color: var(--md-on-surface); }
/* Cards extend past the assistant's 8 px inset and the list's 8 px inset to a 4 px edge. */
.info-group, .info-card { width: calc(100% + 24px); margin-left: -12px; }
.info-group { padding: 8px 0 10px; }
.info-group.after-answer, .info-card.after-answer { padding-top: 16px; }
.info-group-surface {
  position: relative;
  width: fit-content;
  max-width: 100%;
  overflow: hidden;
  border-radius: 18px;
  background: var(--tonal-2);
  transition: width 400ms cubic-bezier(0, 0, 0.2, 1);
}
.info-group.entering .info-group-surface,
.info-card.entering .info-card-surface { animation: card-enter 420ms linear both; }
.info-group.has-tool.entering .info-group-surface,
.info-card.has-tool.entering .info-card-surface { animation-name: card-enter-opaque; }
@keyframes card-enter { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
@keyframes card-enter-opaque { from { transform: scale(0.9); } to { transform: scale(1); } }
.info-group.expanded .info-group-surface { width: 100%; }
.info-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  width: var(--card-content-width, 100%);
  min-height: 42px;
  padding: 10px 34px 10px 12px;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: color-mix(in srgb, var(--md-primary) 70%, transparent);
  font: inherit;
  text-align: start;
  cursor: pointer;
}
.info-group-header:disabled { cursor: default; }
.info-header-icon { flex: none; display: grid; place-items: center; width: 18px; height: 18px; }
.info-header-icon svg { width: 18px; height: 18px; fill: currentColor; }
.card-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}
.info-header-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-size: 13px;
  line-height: 22px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.info-disclosure {
  position: absolute;
  z-index: 1;
  top: 10px;
  right: 8px;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  color: color-mix(in srgb, var(--md-on-surface-variant) 50%, transparent);
}
.info-disclosure svg { width: 18px; height: 18px; fill: currentColor; transition: transform 400ms cubic-bezier(0, 0, 0.2, 1); }
.info-group.expanded .info-disclosure svg { transform: rotate(180deg); }
.info-group.sheet-mode .info-disclosure svg { transform: rotate(-90deg); }
.info-group-reveal { display: grid; width: var(--card-expanded-width, 100%); grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows 400ms, opacity 400ms; }
.info-group.expanded .info-group-reveal { grid-template-rows: 1fr; opacity: 1; }
.info-group-items { min-height: 0; overflow: hidden; }
.info-group.expanded .info-group-items { padding: 2px 10px 12px; }
.info-item { display: flex; align-items: center; gap: 8px; min-width: 0; }
.info-item-text { flex: 1; min-width: 0; }
.info-item-title {
  display: block;
  overflow: hidden;
  color: var(--md-on-surface-variant);
  font-size: 12px;
  line-height: 17px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.info-item-summary {
  display: block;
  overflow: hidden;
  color: color-mix(in srgb, var(--md-on-surface-variant) 60%, transparent);
  font-size: 12px;
  line-height: 17px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.compact-item { padding: 8px 0; }
.compact-item + .compact-item { margin-top: 4px; }
.info-card { padding-top: 8px; padding-bottom: 6px; }
.info-card.first, .info-card.middle { padding-bottom: 0; }
.info-card.middle, .info-card.last { padding-top: 2px; }
.info-card-surface {
  border-radius: 24px;
  background: var(--tonal-2);
  transition: border-radius 240ms cubic-bezier(0.4, 0, 0.2, 1);
}
.info-card.first .info-card-surface { border-radius: 24px 24px 5px 5px; }
.info-card.middle .info-card-surface { border-radius: 5px; }
.info-card.last .info-card-surface { border-radius: 5px 5px 24px 24px; }
.info-card .timeline-item { padding: 10px; }
.info-item-icon, .info-item-arrow { flex: none; display: grid; place-items: center; width: 16px; height: 16px; }
.info-item-icon { color: color-mix(in srgb, var(--md-primary) 70%, transparent); }
.info-item-arrow { color: color-mix(in srgb, var(--md-on-surface-variant) 50%, transparent); }
.info-item-icon svg, .info-item-arrow svg { width: 16px; height: 16px; fill: currentColor; }
.shell[data-reduce-motion="true"] :is(.info-group-surface, .info-disclosure svg, .info-card-surface) {
  transition: none !important;
  animation: none !important;
}
.shell[data-reduce-motion="true"] .info-group-reveal { transition: opacity 400ms; }
/* The shared Thinking sheet sits above the drawer and the chat, at the 0.45/0.94 anchors. */
.detail-sheet-layer { position: fixed; inset: 0; z-index: 10; }
.detail-sheet-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: rgb(0 0 0 / 0.32);
  backdrop-filter: blur(4px);
  cursor: default;
}
.shell[data-blur-effects="false"] .detail-sheet-backdrop { backdrop-filter: none; }
.detail-sheet {
  position: absolute;
  bottom: 0;
  left: 50%;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 640px;
  height: 45vh;
  height: 45dvh;
  max-height: 94vh;
  max-height: 94dvh;
  overflow: hidden;
  border-radius: 28px 28px 0 0;
  background: var(--md-surface-container);
  color: var(--md-on-surface);
  box-shadow: var(--shadow-8);
  transform: translateX(-50%);
  transition: height 350ms cubic-bezier(0.2, 0, 0, 1);
}
.detail-sheet.expanded { height: 94vh; height: 94dvh; }
.detail-sheet-handle {
  display: grid;
  place-items: center;
  flex: none;
  width: 100%;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: grab;
  touch-action: none;
}
.detail-sheet-handle:active { cursor: grabbing; }
.detail-sheet-handle span {
  width: 36px;
  height: 5px;
  border-radius: 3px;
  background: color-mix(in srgb, var(--md-on-surface-variant) 30%, transparent);
}
.detail-sheet-header {
  display: flex;
  align-items: center;
  flex: none;
  min-height: 55px;
  margin: 0 24px;
  border-bottom: 1px solid color-mix(in srgb, var(--md-outline-variant) 30%, transparent);
}
.detail-sheet-header h2 {
  flex: 1;
  min-width: 0;
  margin: 0;
  padding: 12px 0;
  font-size: 17px;
  line-height: 24px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.detail-sheet-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--md-on-surface);
  cursor: pointer;
}
.detail-sheet-back {
  margin-left: -8px;
  margin-right: 12px;
  background: color-mix(in srgb, var(--md-surface-variant) 25%, transparent);
}
.detail-sheet-icon svg { width: 24px; height: 24px; fill: currentColor; }
.detail-sheet-icon:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.detail-sheet-content { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.detail-sheet-page { min-height: 100%; animation: sheet-detail-enter 240ms ease-out both; }
.detail-sheet-page.list-page { animation-name: sheet-list-enter; }
@keyframes sheet-list-enter { from { opacity: 0; transform: translateX(-33%); } to { opacity: 1; transform: none; } }
@keyframes sheet-detail-enter { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: none; } }
.detail-sheet-list { padding: 8px 20px calc(24px + env(safe-area-inset-bottom)); }
.detail-sheet-list-row { background: color-mix(in srgb, var(--md-surface-variant) 25%, transparent); }
.detail-sheet-list-row + .detail-sheet-list-row { margin-top: 2px; }
.detail-sheet-list-row:first-child, .detail-sheet-list-row:last-child { border-radius: 24px; }
.detail-sheet-list-row.first:not(:last-child) { border-radius: 24px 24px 5px 5px; }
.detail-sheet-list-row.middle { border-radius: 5px; }
.detail-sheet-list-row.last:not(:first-child) { border-radius: 5px 5px 24px 24px; }
.detail-sheet-list-row .timeline-item { width: 100%; padding: 10px; }
.info-item.sheet-item {
  border: 0;
  background: transparent;
  font: inherit;
  text-align: start;
  cursor: pointer;
}
.info-item.sheet-item:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.detail-sheet-list-row .info-item-icon { color: var(--md-primary); }
.detail-sheet-list-row .info-item-title, .detail-sheet-list-row .info-item-summary { color: var(--md-on-surface-variant); }
.detail-sheet-list-row .info-item-arrow { color: color-mix(in srgb, var(--md-on-surface-variant) 50%, transparent); }
.detail-sheet-markdown { padding: 4px 24px calc(32px + env(safe-area-inset-bottom)); }
.detail-sheet-markdown.streaming { user-select: none; }
.detail-sheet-empty { margin: 0; color: color-mix(in srgb, var(--md-on-surface-variant) 40%, transparent); }
/* ToolResultContent: shared typed fields, with Compose's section and result geometry. */
.tool-detail { padding: 4px 24px calc(32px + env(safe-area-inset-bottom)); font-size: 13px; line-height: 19px; }
.tool-detail.search { padding-right: 16px; padding-left: 16px; }
.tool-detail.search > :not(.tool-search-results) { margin-right: 8px; margin-left: 8px; }
.tool-section-label { color: var(--md-on-surface-variant); font-size: 12px; line-height: 17px; font-weight: 600; margin-bottom: 5px; }
.tool-section-label.result { margin-bottom: 6px; }
.tool-arguments, .tool-mcp-meta { margin-bottom: 18px; }
.tool-code { font: 13px/19px var(--mono-font); white-space: pre-wrap; overflow-wrap: anywhere; min-width: 0; }
.tool-plain, .tool-scalar { white-space: pre-wrap; overflow-wrap: anywhere; }
.tool-output { width: 100%; padding: 10px; border-radius: 10px; background: color-mix(in srgb, var(--md-surface-container-highest) 50%, transparent); }
.tool-active { color: var(--md-primary); font-size: 12px; line-height: 17px; white-space: pre-wrap; }
.tool-muted { color: var(--md-on-surface-variant); font-size: 12px; line-height: 17px; white-space: pre-wrap; overflow-wrap: anywhere; }
.tool-terminal { color: color-mix(in srgb, var(--md-on-surface-variant) 55%, transparent); font-size: 16px; line-height: 24px; white-space: pre-wrap; overflow-wrap: anywhere; }
.tool-gap { margin-top: 8px; }
.tool-document > * + *, .tool-result-document + .tool-result-document { margin-top: 12px; }
.tool-meta-row, .tool-json-row, .tool-json-array-row, .tool-match { display: flex; align-items: flex-start; gap: 8px; min-width: 0; }
.tool-meta-row { flex-wrap: wrap; }
.tool-pill { min-width: 0; max-width: 100%; padding: 3px 7px; border-radius: 999px; background: var(--md-surface-container-highest); color: var(--md-on-surface-variant); font-size: 12px; line-height: 17px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tool-pill.emphasized { background: var(--md-primary-container); color: var(--md-on-primary-container); }
.tool-file-meta { margin-bottom: 8px; }
.tool-json-entry { padding: 1px 0; }
.tool-json-array-row { padding: 2px 0; }
.tool-json-label { flex: none; max-width: 100%; padding: 2px 6px; border-radius: 999px; background: var(--md-surface-container-highest); color: var(--md-on-surface-variant); font-size: 12px; line-height: 17px; font-weight: 500; overflow-wrap: anywhere; }
.tool-json-label.key, .tool-grep-path { color: var(--md-primary); }
.tool-json-value { flex: 1; min-width: 0; }
.tool-json-block, .tool-json-nested { padding-top: 2px; }
.tool-scalar.literal { color: var(--md-tertiary); }
.tool-paths { display: grid; gap: 7px; }
.tool-indexed-line { display: flex; align-items: flex-start; }
.tool-index { flex: none; width: 28px; color: color-mix(in srgb, var(--md-on-surface-variant) 55%, transparent); font-size: 12px; line-height: 17px; }
.tool-grep { display: grid; gap: 12px; }
.tool-grep-path { margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.tool-matches { display: grid; gap: 6px; }
.tool-line-number { flex: none; padding: 2px 6px; border-radius: 5px; background: var(--md-surface-container-highest); color: var(--md-on-surface-variant); font-size: 12px; line-height: 17px; }
.tool-search-result { display: block; padding: 12px 8px; border-radius: 12px; color: var(--md-on-surface); text-decoration: none; overflow-wrap: anywhere; }
.tool-search-result + .tool-search-result { border-top: 1px solid color-mix(in srgb, var(--md-outline-variant) 35%, transparent); }
a.tool-search-result:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.tool-search-title { font-size: 16px; line-height: 24px; font-weight: 600; }
.tool-search-snippet { margin-top: 4px; color: var(--md-on-surface-variant); font-size: 13px; line-height: 19px; }
.tool-search-url { margin-top: 6px; color: var(--md-primary); font-size: 11px; line-height: 15px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tool-images { display: grid; gap: 10px; margin-bottom: 12px; }
.tool-image { position: relative; display: block; width: 100%; min-height: 140px; max-height: 420px; padding: 0; border: 0; border-radius: 12px; overflow: hidden; background: color-mix(in srgb, var(--md-surface-container-highest) 45%, transparent); }
.tool-image.square { aspect-ratio: 1 !important; min-height: 0; max-height: none; }
.tool-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; opacity: 0; transition: opacity 200ms linear; }
.tool-image.square img { object-fit: cover; }
.tool-image[data-state="loaded"] { cursor: pointer; }
.tool-image[data-state="loaded"] img { opacity: 1; }
.tool-image-overlay { position: absolute; inset: 0; display: grid; place-items: center; background: var(--md-surface-container-highest); opacity: 0; pointer-events: none; transition: opacity 200ms linear; }
.tool-image[data-state="loading"] .tool-image-overlay.loading, .tool-image[data-state="failed"] .tool-image-overlay.failed { opacity: 1; }
.tool-image .spinner { width: 28px; height: 28px; border-width: 2px; }
.tool-image:not([data-state="loading"]) .spinner { animation: none; }
.tool-image-failed { color: var(--md-error); }
.tool-image-failed svg { width: 32px; height: 32px; fill: currentColor; }
.tool-media-viewer { position: fixed; inset: 0; width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: black; color: white; }
.tool-media-viewer::backdrop { background: black; }
.tool-media-scroll { width: 100%; height: 100%; overflow: auto; overscroll-behavior: contain; }
.tool-media-frame { min-width: 100%; min-height: 100%; }
.tool-image.full { width: 100%; height: 100%; min-height: 0; max-height: none; border-radius: 0; background: transparent; }
.tool-image.full .tool-image-overlay { background: black; }
.tool-media-controls { position: absolute; top: calc(24px + env(safe-area-inset-top)); left: 20px; right: 24px; display: flex; align-items: center; justify-content: flex-end; gap: 12px; }
.tool-media-controls .detail-sheet-icon, .tool-media-previous, .tool-media-next { width: 48px; height: 48px; background: var(--md-surface-container); box-shadow: var(--shadow-8); }
.tool-media-count { margin-right: auto; padding: 10px 18px; border-radius: 999px; background: var(--md-surface-container); color: var(--md-on-surface); }
.tool-media-previous, .tool-media-next { position: absolute; top: 50%; transform: translateY(-50%); }
.tool-media-previous { left: 20px; }
.tool-media-next { right: 20px; }
.shell[data-reduce-motion="true"] :is(.spinner, .card-spinner, .detail-sheet, .detail-sheet-page) {
  animation: none !important;
}
.shell[data-reduce-motion="true"] .detail-sheet { transition: none !important; }
/* An error message: centered, errorContainer, 12 dp corners. */
.model-message.error {
  width: fit-content;
  margin: 0 auto;
  border-radius: 12px;
  background: var(--md-error-container);
  color: var(--md-on-error-container);
}
/*
 * Markdown, as rememberChatMarkdownAssets: ChatType sizes with 1.1x line height, 8 dp block
 * spacers (5 dp in thoughts), library list, quote and code metrics, links in primary.
 */
.markdown {
  --md-block: 8px;
  --code-background: color-mix(in srgb, var(--md-on-background) 10%, var(--md-surface));
  font-size: 16px;
  line-height: 26.4px;
  overflow-wrap: anywhere;
}
.markdown.thought { --md-block: 5px; font-size: 13px; line-height: 20.9px; }
.md-spacer { height: var(--md-block); }
/* Resets the dialog text style that the sign-in page gives every p. */
.markdown p { margin: 0; color: inherit; font: inherit; letter-spacing: normal; }
.markdown a { color: var(--md-primary); text-decoration: none; }
.markdown h1, .markdown h2, .markdown h3, .markdown h4, .markdown h5, .markdown h6 { margin: 0; }
.markdown h1 { font-size: 22px; line-height: 30.8px; font-weight: 700; }
.markdown h2 { font-size: 19px; line-height: 27.5px; font-weight: 700; }
.markdown h3 { font-size: 17px; line-height: 25.3px; font-weight: 600; }
.markdown h4 { font-size: 16px; line-height: 24.2px; font-weight: 600; }
.markdown h5, .markdown h6 { font-size: 15px; line-height: 24.2px; font-weight: 500; }
.markdown.thought h1 { font-size: 18px; line-height: 25.3px; }
.markdown.thought h2 { font-size: 16px; line-height: 23.1px; }
.markdown.thought h3 { font-size: 15px; line-height: 22px; }
.markdown.thought h4 { font-size: 14px; line-height: 20.9px; }
.markdown.thought h5, .markdown.thought h6 { font-size: 13px; line-height: 20.9px; }
.markdown.thought h6 { font-weight: 400; }
/* ChatType.code 14/20 (thoughtCode 12/17), 1.1x; inline code has no background. */
.markdown code { font-family: var(--mono-font); font-size: 14px; line-height: 22px; }
.markdown.thought code { font-size: 12px; line-height: 18.7px; }
/* MarkdownListItems: 4 dp around a list and each item; nested lists indent 8 dp per level. */
.md-list { margin: 0; padding: 4px 0; list-style: none; }
.md-list li { display: flex; padding: 4px 0; }
.md-marker { flex: none; white-space: pre; }
ul.md-list > li > .md-marker { padding-bottom: 4px; }
.md-item { flex: 1; min-width: 0; }
.md-item > p + p { margin-top: var(--md-block); }
.md-list[data-depth="1"] { padding-left: 8px; }
.md-list[data-depth="2"] { padding-left: 16px; }
.md-list[data-depth="3"] { padding-left: 24px; }
.md-list[data-depth="4"] { padding-left: 32px; }
.md-list[data-depth="5"] { padding-left: 40px; }
.md-list[data-depth="6"] { padding-left: 48px; }
/* MarkdownBlockQuote: 16 dp sides, 4 dp text padding, a 2 dp bar in the text color at 4 dp. */
.markdown blockquote { position: relative; margin: 0; padding: 4px 16px; }
.markdown blockquote::before {
  content: "";
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 3px;
  width: 2px;
  background: currentColor;
}
.markdown hr { height: 1px; margin: 0; border: 0; background: var(--md-outline-variant); }
/* MarkdownTable: 8 dp corners on the faint table background, 16 dp cells at least 160 dp wide. */
.markdown table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  border-radius: 8px;
  background: color-mix(in srgb, var(--md-on-background) 2%, transparent);
}
.markdown th, .markdown td {
  min-width: 160px;
  padding: 16px;
  border-bottom: 1px solid var(--md-outline-variant);
  text-align: start;
  vertical-align: top;
}
.markdown tr:last-child td { border-bottom: 0; }
/* Display math scrolls sideways instead of widening the message. */
.markdown .katex-display { margin: 0; overflow-x: auto; overflow-y: hidden; }
/* Fenced code: 8 dp above and below, codeBackground with 8 dp corners, 8 dp code padding. */
.code-block { margin: 8px 0; border-radius: 8px; background: var(--code-background); }
.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 8px;
  border-bottom: 0.5px solid color-mix(in srgb, var(--md-outline-variant) 30%, transparent);
}
/* The language tag uses the platform monospace at 10 sp and 60 % of the text color. */
.code-language {
  font-family: monospace;
  font-size: 10px;
  line-height: normal;
  color: color-mix(in srgb, currentColor 60%, transparent);
}
.code-copy {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: color-mix(in srgb, currentColor 60%, transparent);
  cursor: pointer;
}
.code-copy svg { width: 14px; height: 14px; fill: currentColor; }
.code-copy:hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.code-block pre { margin: 0; padding: 8px; white-space: pre-wrap; overflow-wrap: anywhere; }
.nowrap .code-block pre { white-space: pre; overflow-wrap: normal; overflow-x: auto; }
/* ChatComposerSurface: 12 dp above, 8 dp around, content at most 840 dp. */
.composer-host {
  position: relative;
  z-index: 1;
  flex: none;
  padding: 12px 8px calc(8px + env(safe-area-inset-bottom));
}
/* Surface at 2 dp tonal elevation, 8 dp shadow, 28 dp corners; host insets 4 / 8 / 10 dp. */
.composer {
  max-width: 840px;
  margin: 0 auto;
  padding: 8px 4px 10px;
  border-radius: 28px;
  background: var(--tonal-2);
  box-shadow: var(--shadow-8);
}
.composer-field { position: relative; }
/* ChatType.input 16/23; text starts 18 dp in and 16 dp down, ends 22 dp above the controls. */
.composer-field textarea {
  display: block;
  width: 100%;
  max-height: calc(6 * 23px + 24px);
  padding: 8px 16px 16px 14px;
  border: 0;
  outline: 0;
  resize: none;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 16px;
  line-height: 23px;
  letter-spacing: 0.5px;
  caret-color: var(--md-primary);
}
.composer-field textarea::placeholder {
  color: color-mix(in srgb, var(--md-on-surface-variant) 60%, transparent);
  opacity: 1;
}
/* 40 dp expand button whose 20 dp icon sits 18 dp from the card's top and end. */
.expand-button {
  position: absolute;
  top: 0;
  right: 4px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--tonal-2) 0%,
    color-mix(in srgb, var(--tonal-2) 50%, transparent) 50%,
    transparent 100%
  );
  color: color-mix(in srgb, var(--md-primary) 90%, transparent);
}
.expand-button svg { width: 20px; height: 20px; fill: currentColor; }
.expand-button:disabled { color: color-mix(in srgb, var(--md-on-surface) 38%, transparent); }
/* Controls row: 6 dp above, 10 dp from the card sides. */
.composer-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 6px 0;
}
/* ComposerControlGroup: 48 dp capsule at 8 dp tonal elevation, 8 dp side padding. */
.control-group {
  display: flex;
  min-width: 0;
  max-width: calc(100% - 62px);
  align-items: center;
  height: 48px;
  padding: 0 8px;
  border-radius: 24px;
  background: var(--tonal-8);
}
.control-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--md-on-surface);
}
.control-icon svg { width: 20px; height: 20px; fill: currentColor; }
.control-icon:disabled { color: color-mix(in srgb, var(--md-on-surface) 38%, transparent); }
/* ComposerModelSelector: 38 dp, 8 dp padding, labelMedium at 13 sp; no model reads at 50%. */
.model-selector {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  height: 38px;
  padding: 0 8px;
  border: 0;
  border-radius: 19px;
  background: transparent;
  color: color-mix(in srgb, var(--md-on-surface) 50%, transparent);
  font: inherit;
  font-size: 13px;
  line-height: 16px;
  font-weight: 500;
  white-space: nowrap;
}
/* ComposerSendButton: 48 dp circle; surfaceVariant with a 24 dp arrow while it cannot send. */
.send-button {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--md-surface-variant);
  color: var(--md-on-surface-variant);
}
.send-button svg { width: 24px; height: 24px; fill: currentColor; }
.send-button { flex: none; transition: background-color 400ms, color 400ms; }
.send-button:not(:disabled) { background: var(--md-primary); color: var(--md-on-primary); }
.send-button .spinner { width: 24px; height: 24px; border-width: 3px; }
.chat-snackbar {
  position: absolute;
  z-index: 1;
  bottom: calc(var(--chat-bottom-inset) + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: max-content;
  max-width: min(560px, calc(100% - 32px));
  padding: 14px 16px;
  border-radius: 4px;
  background: var(--md-inverse-surface);
  color: var(--md-inverse-on-surface);
  font-size: 14px;
  line-height: 20px;
  overflow-wrap: anywhere;
  pointer-events: none;
}
.model-selector[data-valid="true"] { color: var(--md-primary); }
/* Long model ids give way to the context indicator; the full name stays in the tooltip and menu. */
.model-selector { flex: 0 1 auto; max-width: 220px; }
/* ComposerContextIndicator: 20 dp ring, 2.5 dp stroke, primary or error past the compact threshold. */
.context-indicator {
  flex: none;
  display: flex;
  align-items: center;
  gap: 4px;
  height: 36px;
  padding: 0 8px 0 6px;
  border: 0;
  border-radius: 18px;
  background: transparent;
  color: var(--md-on-surface-variant);
  font: inherit;
  font-size: 12px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  cursor: pointer;
  --context-color: var(--md-primary);
}
.context-indicator[data-warning="true"] { --context-color: var(--md-error); }
.context-indicator:disabled { cursor: default; opacity: 0.38; }
.context-indicator:not(:disabled):hover { background: color-mix(in srgb, var(--md-on-surface) 8%, transparent); }
.context-indicator svg { flex: none; width: 20px; height: 20px; transform: rotate(-90deg); }
.context-indicator circle { fill: none; stroke-width: 2.5; }
.context-track { stroke: var(--md-surface-variant); }
.context-progress { stroke: var(--context-color); stroke-linecap: round; transition: stroke-dashoffset 400ms; }
.context-indicator[data-warning="true"] .context-label { color: var(--md-error); }
.context-budget { opacity: 0.7; }
@media (max-width: 380px) { .context-budget { display: none; } }
@media (prefers-reduced-motion: reduce) { .context-progress { transition: none; } }
/* Context popup: 240 dp wide; segment colors are fixed so they stay apart on any seed. */
.context-breakdown { display: flex; flex-direction: column; gap: 14px; width: 240px; max-width: calc(100vw - 32px); padding: 4px 16px; outline: 0; }
.context-breakdown-head { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; }
.context-bar { position: relative; display: flex; gap: 2px; height: 12px; border-radius: 6px; overflow: hidden; background: var(--md-surface-variant); }
.context-segment { flex: none; min-width: 4px; transition: width 400ms; }
.context-reserved { position: absolute; top: 0; right: 0; bottom: 0; min-width: 4px; background: var(--md-outline); }
.context-segment.part-system, .context-dot.part-system { background: #3dd6a0; }
.context-segment.part-tools, .context-dot.part-tools { background: #5b9dff; }
.context-segment.part-messages, .context-dot.part-messages { background: #f2c14e; }
.context-segment.part-warning, .context-dot.part-warning { background: var(--md-error); }
.context-dot.part-free { background: var(--md-surface-variant); }
.context-dot.part-reserved { background: var(--md-outline); }
.context-segment { position: relative; z-index: 1; }
.context-legend { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.context-legend > div { display: flex; align-items: center; gap: 8px; }
.context-legend > div > span:last-child { margin-left: auto; padding-left: 12px; color: var(--md-on-surface-variant); font-variant-numeric: tabular-nums; }
.context-dot { flex: none; width: 10px; height: 10px; border-radius: 50%; }
.composer-menu { max-width: calc(100vw - 16px); max-height: min(480px, 50dvh); overflow-y: auto; }
.composer-menu .dropdown-item { height: auto; min-height: 48px; white-space: normal; overflow-wrap: anywhere; }
.composer-menu .dropdown-item > span:last-child { min-width: 0; }
.attachment-input { display: none; }
.attachment-row { display: flex; gap: 8px; padding: 4px 8px 8px; overflow-x: auto; }
.attachment-tile { position: relative; flex: 0 0 64px; width: 64px; height: 64px; }
.attachment-preview { width: 64px; height: 64px; padding: 0; border: 0; border-radius: 8px; overflow: hidden; position: relative; background: var(--md-surface-container-highest); color: var(--md-on-surface-variant); }
.attachment-preview img { width: 100%; height: 100%; object-fit: cover; transition: opacity 200ms cubic-bezier(.4,0,.2,1); }
.attachment-status { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: center; transition: opacity 200ms cubic-bezier(.4,0,.2,1); }
.attachment-status svg { width: 28px; height: 28px; fill: currentColor; }
.attachment-status small { max-width: 56px; font-size: 12px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.attachment-status.file-placeholder { background: color-mix(in srgb, var(--md-primary-container) 40%, transparent); color: var(--md-primary); }
.attachment-status.pdf-placeholder { background: rgb(229 57 53 / 15%); color: #e53935; }
.attachment-progress { background: rgb(0 0 0 / 40%); }
.attachment-error { background: rgb(0 0 0 / 25%); color: #b0b0b0; }
.attachment-status .spinner { width: 24px; height: 24px; border-width: 3px; color: var(--md-primary); }
.attachment-tile[data-state="failed"] .attachment-status { color: var(--md-error); }
.attachment-remove { position: absolute; top: -4px; right: -4px; display: grid; place-items: center; width: 20px; height: 20px; padding: 2px; border: 0; border-radius: 50%; background: var(--md-surface-container); color: var(--md-on-surface); }
.attachment-remove svg { width: 16px; height: 16px; fill: currentColor; }
.attachment-editor { width: min(420px, calc(100vw - 48px)); max-height: calc(100dvh - 48px); padding: 0; border: 0; border-radius: 16px; background: var(--md-surface-container); color: var(--md-on-surface); overflow: auto; }
.attachment-editor::backdrop { background: rgb(0 0 0 / 32%); }
.attachment-editor section { padding: 20px; }
.attachment-editor h2 { margin: 0 0 4px; font-size: 23px; line-height: 29px; }
.attachment-editor p { color: var(--md-on-surface-variant); font-size: 13px; line-height: 19px; margin: 4px 0 12px; }
.attachment-editor-row, .attachment-editor footer { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.attachment-editor button { min-height: 40px; border: 0; padding: 8px 12px; border-radius: 24px; background: transparent; color: var(--md-primary); font: inherit; font-size: 13px; }
.attachment-editor button.filled { background: var(--md-primary); color: var(--md-on-primary); }
.attachment-editor footer { justify-content: flex-end; margin-top: 16px; }
.attachment-editor label { display: grid; gap: 8px; color: var(--md-primary); font-size: 13px; }
.attachment-editor input[type="number"] { width: 100%; padding: 12px; background: transparent; color: var(--md-on-surface); border: 1px solid var(--md-outline); border-radius: 4px; font: inherit; }
.attachment-editor input[type="range"] { width: 100%; accent-color: var(--md-primary); }
.video-modes { display: flex; gap: 8px; margin: 12px 0; }
.video-modes button { flex: 1; background: var(--md-surface-variant); }
.video-modes button[aria-pressed="true"] { background: var(--md-primary-container); color: var(--md-on-primary-container); }
.video-edit-preview { width: 100%; height: 120px; object-fit: cover; border-radius: 8px; }
.pdf-loading { min-height: 200px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.pdf-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; max-height: 320px; overflow-y: auto; }
.pdf-page { position: relative; aspect-ratio: .75; border: 1px solid var(--md-outline-variant); border-radius: 6px; overflow: hidden; }
.pdf-page[data-selected="true"] { border: 2px solid var(--md-primary); }
.pdf-page button { padding: 0; width: 100%; height: 100%; border-radius: 0; position: relative; }
.pdf-page img { width: 100%; height: 100%; object-fit: cover; }
.pdf-page span { position: absolute; bottom: 4px; left: 4px; background: var(--md-surface-container); padding: 2px 4px; border-radius: 4px; }
.pdf-page input { position: absolute; top: 4px; right: 4px; accent-color: var(--md-primary); width: 20px; height: 20px; }
.attachment-full-image { display: block; object-fit: contain; min-width: 100%; min-height: 100%; }
.attachment-viewer > video { width: 100%; height: 100%; }
.attachment-full-image, .attachment-viewer > video { transition: opacity 200ms linear; }
.attachment-viewport-status { position: absolute; inset: 0; display: grid; place-items: center; background: black; pointer-events: none; transition: opacity 200ms linear; }
.attachment-viewport-status svg { width: 32px; height: 32px; fill: currentColor; }
.attachment-viewport-status .spinner, .pdf-loading .spinner { border-width: 3px; color: var(--md-primary); }
.attachment-viewer .tool-media-count { max-width: calc(100% - 60px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attachment-viewer .tool-media-previous svg { transform: rotate(180deg); }
.text-file-viewer { background: var(--md-background); color: var(--md-on-background); }
.text-file-content { padding: 92px 24px 32px; height: 100%; overflow: auto; }
.text-file-content pre { font: inherit; font-size: 13px; line-height: 20px; margin: 0; }
.model-check { width: 24px; flex: none; }
.queued-message {
  display: flex; align-items: center; gap: 4px; height: 40px;
  margin: 0 8px 4px; padding: 0 4px 0 16px; border-radius: 20px;
  background: var(--md-secondary-container); color: var(--md-on-secondary-container);
  font-size: 14px; font-weight: 500;
}
.queued-text { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.queued-attachments { display: flex; align-items: center; gap: 2px; font-size: 12px; }
.queued-attachments svg { width: 14px; height: 14px; }
.queued-message button { flex: none; display: grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: 50%; background: transparent; color: inherit; }
.queued-message svg { width: 18px; height: 18px; fill: currentColor; }
.tool-label { flex: 1; min-width: 0; }
.tool-label small { display: block; font-size: 11px; line-height: 16px; color: var(--md-on-surface-variant); }
.tool-split .tool-label { align-self: stretch; border: 0; padding: 4px 0; background: transparent; color: inherit; font: inherit; text-align: start; cursor: pointer; }
.tool-split .tool-label:disabled { cursor: default; }
.tool-switch { position: relative; flex: none; width: 37px; height: 23px; border: 1.4px solid var(--md-outline); border-radius: 12px; padding: 0; background: var(--md-surface-container-highest); cursor: pointer; }
.tool-switch::after { content: ""; position: absolute; top: 4.6px; left: 4.6px; width: 11.2px; height: 11.2px; border-radius: 50%; background: var(--md-outline); transition: left 200ms, top 200ms, width 200ms, height 200ms, background 200ms; }
.tool-switch[data-checked="true"] { border-color: var(--md-primary); background: var(--md-primary); }
.tool-switch[data-checked="true"]::after { top: 1.4px; left: 16px; width: 16.8px; height: 16.8px; background: var(--md-on-primary); }
.tool-switch:disabled, [data-disabled="true"] > svg { opacity: 0.38; cursor: default; }
.tool-split[data-disabled="true"] { color: color-mix(in srgb, var(--md-on-surface) 38%, transparent); }
.tool-settings { padding: 16px 16px calc(40px + env(safe-area-inset-bottom)); font-size: 14px; line-height: 20px; }
.tool-setting-header { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; }
.tool-setting-header > div { flex: 1; min-width: 0; }
.tool-setting-header svg { width: 24px; height: 24px; flex: none; fill: var(--md-primary); }
.tool-settings p { margin: 4px 0 0; color: var(--md-on-surface-variant); }
.tool-setting-title { display: flex; gap: 16px; justify-content: space-between; align-items: start; }
.tool-setting-title > span { flex: none; color: var(--md-primary); font-weight: 700; }
.tool-setting-body { margin: 0 0 8px 40px; }
.tool-setting-body { position: relative; }
.tool-setting-body > svg { position: absolute; top: 2px; left: -40px; width: 24px; height: 24px; fill: var(--md-primary); }
.tool-setting-header .tool-switch { width: 52px; height: 32px; border-width: 2px; border-radius: 16px; }
.tool-setting-header .tool-switch::after { top: 6px; left: 6px; width: 16px; height: 16px; }
.tool-setting-header .tool-switch[data-checked="true"]::after { top: 2px; left: 22px; width: 24px; height: 24px; }
.tool-settings strong { font-size: 16px; line-height: 24px; font-weight: 500; }
.tool-settings [data-disabled="true"] { opacity: 0.38; }
.tool-settings input[type="range"] { width: 100%; margin: 8px 0 0; height: 44px; accent-color: var(--md-primary); }
.conversation-editor { border-radius: 28px; }
.conversation-editor section { padding: 24px; }
.conversation-editor h2 { margin-bottom: 16px; }
.conversation-editor-body { display: grid; gap: 12px; max-height: calc(100dvh - 230px); overflow-y: auto; }
.advanced-param { padding: 6px 0; }
.advanced-param > div { display: flex; align-items: center; gap: 8px; min-height: 28px; }
.advanced-param label { flex: 1; min-width: 0; color: var(--md-on-surface); font-size: 12px; font-weight: 500; }
.advanced-param span { font-size: 12px; color: var(--md-on-surface-variant); }
.advanced-param[data-override="true"] span { color: var(--md-primary); font-weight: 700; }
.advanced-param button { padding: 4px 0; min-height: 28px; font-size: 11px; }
.advanced-param input[type="range"] { height: 44px; margin: 0; }
.conversation-editor .reset-all { margin-right: auto; }
.conversation-editor select, .conversation-editor textarea, .conversation-editor input[type="text"] {
  width: 100%; border: 1px solid var(--md-outline); border-radius: 16px; padding: 16px; background: transparent; color: var(--md-on-surface); font: inherit;
}
.conversation-editor textarea { min-height: 90px; max-height: 178px; resize: vertical; }
.conversation-editor p.conversation-editor-error { color: var(--md-error); }
.tool-advanced { display: flex; align-items: center; gap: 4px; border: 0; border-radius: 20px; background: transparent; color: var(--md-primary); min-height: 40px; padding: 0 12px; font: inherit; cursor: pointer; }
.tool-advanced svg { width: 18px; height: 18px; fill: currentColor; transition: transform 400ms; }
.tool-advanced[aria-expanded="true"] svg { transform: rotate(180deg); }
.tool-budget-section { display: grid; grid-template-rows: 0fr; opacity: 0; visibility: hidden; transition: grid-template-rows 400ms, opacity 400ms, visibility 400ms; }
.tool-budget-section[data-visible="true"] { grid-template-rows: 1fr; opacity: 1; visibility: visible; }
.tool-budget-section > div { overflow: hidden; min-height: 0; }
.tool-budget-section .tool-setting-header { margin: 8px 0 0; }
.tool-budget-slider { padding-top: 32px; }
.tool-budget-slider > svg { top: 34px; }
.tool-tier-note { padding-top: 12px; font-size: 12px; }
.provider-badge { font-size: 9px; border-radius: 4px; padding: 1px 4px; background: color-mix(in srgb, var(--md-on-surface-variant) 10%, transparent); }
.shell[data-reduce-motion="true"] .tool-switch::after { transition-property: background; }
.shell[data-reduce-motion="true"] .tool-advanced svg { transition: none; }
.shell[data-reduce-motion="true"] .tool-budget-section { transition: opacity 400ms, visibility 400ms; }
/* Exact context window: a compact number field beside the preset slider. */
.context-tokens-input {
  flex: none;
  width: 112px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--md-outline);
  border-radius: 8px;
  background: transparent;
  color: var(--md-on-surface);
  font: inherit;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  text-align: end;
}
.context-tokens-input:focus { outline: 2px solid var(--md-primary); outline-offset: -1px; border-color: transparent; }
.context-tokens-input[aria-invalid="true"] { border-color: var(--md-error); }
.context-tokens-input:disabled { opacity: 0.38; }
.advanced-exact { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 4px; font-size: 13px; color: var(--md-on-surface-variant); }