:root {
  color-scheme: dark;
  --rail-width: 58px;
  --sidebar-width: 300px;
  --content-left: var(--rail-width);
  --bg: #090b0d;
  --ink: #f4f7fb;
  --muted: #a7afbd;
  --line: rgba(255,255,255,.12);
  --panel: rgba(30,33,36,.92);
  --panel-soft: rgba(255,255,255,.07);
  --accent: #86b7ff;
  --accent-2: #19d28f;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

button, textarea, select {
  font: inherit;
}

.chat-shell {
  --content-left: var(--rail-width);
  min-height: 100%;
  display: grid;
  grid-template-columns: var(--content-left) minmax(0, 1fr);
  transition: grid-template-columns .18s ease;
}

.chat-shell.sidebar-open {
  --content-left: var(--sidebar-width);
}

.compare-pane-frame {
  display: none;
  min-width: 0;
  width: 100%;
  height: 100vh;
  border: 0;
  background: var(--bg);
}

.chat-shell.is-comparison {
  grid-template-columns: var(--content-left) minmax(360px, var(--compare-left-pane)) 12px minmax(360px, 1fr);
  column-gap: 0;
  background: rgba(255,255,255,.10);
}

.chat-shell.is-comparison .chat-stage {
  grid-column: 2;
  background: var(--bg);
}

.chat-shell.is-comparison .compare-pane-frame:not([hidden]) {
  display: block;
  grid-column: 4;
  grid-row: 1;
  position: relative;
  z-index: 25;
}

.compare-resizer {
  display: none;
  grid-column: 3;
  grid-row: 1;
  position: relative;
  z-index: 61;
  width: 12px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: col-resize;
  touch-action: none;
  outline: none;
}

.chat-shell.is-comparison .compare-resizer:not([hidden]) {
  display: block;
}

.compare-resizer::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: rgba(255,255,255,.13);
  transition: width .15s ease, background .15s ease;
}

.compare-resizer::after {
  content: "⋮";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 24px;
  height: 52px;
  display: grid;
  place-items: center;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  color: rgba(255,255,255,.66);
  background: rgba(20,23,27,.94);
  box-shadow: 0 12px 34px rgba(0,0,0,.34);
  font-size: 18px;
  line-height: 1;
  opacity: .76;
  transition: opacity .15s ease, color .15s ease, border-color .15s ease, background .15s ease;
}

.compare-resizer:hover::before,
.compare-resizer:focus-visible::before,
.compare-resizer.is-dragging::before {
  width: 2px;
  background: rgba(134,183,255,.72);
}

.compare-resizer:hover::after,
.compare-resizer:focus-visible::after,
.compare-resizer.is-dragging::after {
  opacity: 1;
  color: #fff;
  border-color: rgba(134,183,255,.62);
  background: rgba(41,57,79,.97);
}

/* 固定定位的输入区和渐隐层也必须只覆盖左半栏，不能遮住右侧 iframe。 */
.chat-shell.is-comparison > .chat-stage .prompt-bar {
  left: calc(var(--content-left) + (var(--compare-left-pane) / 2));
  width: min(760px, calc(var(--compare-left-pane) - 36px));
}

.chat-shell.is-comparison > .chat-stage .chat-footnote {
  left: calc(var(--content-left) + (var(--compare-left-pane) / 2));
  max-width: calc(var(--compare-left-pane) - 36px);
}

.chat-shell.is-comparison:not(.public-share-shell)::after {
  right: auto;
  width: var(--compare-left-pane);
}

/* 右栏是完整的第二个聊天页；仅隐藏会递归打开第三栏的开关。 */
.compare-pane-shell #compareChatBtn {
  display: none !important;
}

.chat-rail {
  grid-column: 1;
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: var(--rail-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  border-right: 1px solid rgba(255,255,255,.05);
  background: rgba(9,11,13,.90);
  backdrop-filter: blur(14px);
  transition: opacity .16s ease, transform .16s ease;
}

.chat-shell.sidebar-open .chat-rail {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-100%);
}

.rail-logo,
.rail-action {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.82);
  text-decoration: none;
  border-radius: 50%;
}

.rail-logo {
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, #19d28f, #74a5ff 52%, #ffd36c);
}

.rail-action {
  border: 1px solid transparent;
  background: rgba(255,255,255,.04);
  transition: transform .16s ease, background .16s ease, border-color .16s ease;
  cursor: pointer;
  font-size: 16px;
}

.rail-action:hover,
.rail-action.is-active {
  transform: translateY(-1px);
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.16);
}

.rail-action svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.chat-sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: var(--rail-width);
  z-index: 45;
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 20px 14px 16px;
  border-right: 1px solid rgba(255,255,255,.08);
  background: rgba(25,27,30,.96);
  box-shadow: 24px 0 70px rgba(0,0,0,.32);
  backdrop-filter: blur(18px);
  transition: left .18s ease;
}

.chat-shell.sidebar-open .chat-sidebar {
  left: 0;
}

.chat-sidebar[hidden] {
  display: none !important;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  min-height: 38px;
}

.sidebar-mark {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 10px;
  background:
    linear-gradient(135deg, #19d28f, #74a5ff 52%, #ffd36c);
  box-shadow: 0 0 26px rgba(116,165,255,.32);
}

.sidebar-brand strong {
  min-width: 0;
  flex: 1;
  color: rgba(255,255,255,.90);
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 0;
}

.sidebar-brand button,
.sidebar-actions button,
.sidebar-history-head button,
.history-item,
.history-rename,
.history-delete,
.history-more {
  border: 1px solid rgba(255,255,255,.10);
  color: rgba(255,255,255,.84);
  background: rgba(255,255,255,.06);
  cursor: pointer;
}

.sidebar-brand button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
}

.sidebar-actions {
  display: grid;
  gap: 10px;
}

.sidebar-actions button {
  min-height: 40px;
  border-radius: 16px;
  font-weight: 700;
  text-align: left;
  padding: 0 14px;
}

.sidebar-search {
  min-height: 40px;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  background: rgba(255,255,255,.045);
  color: rgba(255,255,255,.58);
}

.sidebar-search input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  color: rgba(255,255,255,.86);
  background: transparent;
}

.sidebar-search input::placeholder {
  color: rgba(255,255,255,.48);
}

.sidebar-links {
  display: grid;
  gap: 6px;
}

.sidebar-links a {
  min-height: 36px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-radius: 14px;
  color: rgba(255,255,255,.68);
  text-decoration: none;
}

.sidebar-links a:hover {
  color: #fff;
  background: rgba(255,255,255,.06);
}

.sidebar-history {
  min-height: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow: hidden;
}

.sidebar-history-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sidebar-label {
  margin: 0;
  color: rgba(255,255,255,.44);
  font-size: 12px;
  font-weight: 700;
}

.sidebar-history-head button {
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.sidebar-history-head button[aria-pressed="true"] {
  border-color: rgba(96,165,250,.42);
  color: #dbeafe;
  background: rgba(59,130,246,.16);
}

.history-list {
  height: 0;
  min-height: 0;
  flex: 1 1 auto;
  overflow-x: hidden;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-right: 4px;
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.28) rgba(255,255,255,.04);
}

.history-list::-webkit-scrollbar {
  width: 8px;
}

.history-list::-webkit-scrollbar-track {
  background: rgba(255,255,255,.04);
}

.history-list::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: rgba(255,255,255,.28);
  background-clip: padding-box;
}

.history-group-title {
  margin: 8px 2px 0;
  color: rgba(255,255,255,.38);
  font-size: 11px;
  font-weight: 750;
}

.history-row {
  position: relative;
  display: block;
  flex: 0 0 64px;
  height: 64px;
  min-width: 0;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255,255,255,.055);
}

.history-item {
  position: relative;
  width: 100%;
  min-width: 0;
  height: 64px;
  min-height: 64px;
  border-color: transparent;
  border-radius: 0;
  padding: 6px 76px 6px 10px;
  display: block;
  line-height: 1.2;
  text-align: left;
  background: transparent;
}

.history-actions {
  position: absolute;
  top: 50%;
  right: 6px;
  z-index: 3;
  display: flex;
  gap: 2px;
  transform: translateY(-50%);
}

.history-rename,
.history-delete {
  width: 28px;
  height: 28px;
  min-height: 28px;
  border-color: transparent;
  border-radius: 8px;
  display: grid;
  place-items: center;
  opacity: .62;
}

.history-row:hover,
.history-row.active {
  border-color: rgba(255,255,255,.10);
  background: rgba(0,0,0,.24);
}

.history-item:hover,
.history-item.active {
  border-color: transparent;
  background: transparent;
}

.history-row:hover .history-rename,
.history-row:hover .history-delete {
  opacity: 1;
}

.history-rename:hover {
  border-color: rgba(96,165,250,.40);
  color: #fff;
  background: rgba(96,165,250,.16);
}

.history-delete:hover {
  border-color: rgba(248,113,113,.38);
  color: #fff;
  background: rgba(248,113,113,.18);
}

.history-rename:disabled,
.history-delete:disabled {
  cursor: wait;
  opacity: .42;
}

.history-item .history-title {
  position: absolute;
  top: 8px;
  left: 10px;
  right: 76px;
  display: block;
  min-width: 0;
  padding: 0;
  font-size: 15px;
  line-height: 20px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-row > .history-meta {
  position: absolute;
  left: 10px;
  right: 76px;
  bottom: 8px;
  z-index: 2;
  display: block;
  min-width: 0;
  height: 14px;
  overflow: hidden;
  color: rgba(255,255,255,.58);
  font-size: 11px;
  line-height: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
}

.history-empty {
  color: rgba(255,255,255,.45);
  font-size: 11px;
}

.history-empty {
  margin: 0;
  padding: 10px;
  text-align: center;
}

.history-more {
  min-height: 36px;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 750;
}

.history-more:hover {
  border-color: rgba(255,255,255,.14);
  background: rgba(255,255,255,.10);
}

.sidebar-account {
  min-height: 48px;
  display: flex;
  align-items: center;
  padding: 9px 10px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.72);
  font-size: 13px;
}

.sidebar-account.is-login-link {
  cursor: pointer;
  color: rgba(255,255,255,.86);
}

.sidebar-account.is-login-link:hover {
  color: #fff;
}

.chat-stage {
  grid-column: 2;
  min-width: 0;
  min-height: 0;
  height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  padding: 24px clamp(18px, 4vw, 64px) 30px;
}

html.babel-page-tabs-ready .chat-stage {
  height: calc(100vh - var(--babel-page-tabs-height));
}

.chat-topbar {
  position: relative;
  top: auto;
  right: auto;
  z-index: 4;
  width: max-content;
  max-width: 100%;
  align-self: flex-end;
  flex: 0 0 auto;
  margin: 0 0 18px;
  padding: 5px;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: nowrap;
  gap: 3px;
  min-height: 40px;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 999px;
  background: rgba(18,20,23,.60);
  box-shadow: 0 16px 46px rgba(0,0,0,.26);
  backdrop-filter: blur(16px);
}

.chat-topbar::-webkit-scrollbar {
  display: none;
}

html.babel-page-tabs-ready .chat-topbar {
  top: auto;
}

.chat-topbar a,
.chat-topbar button {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: rgba(255,255,255,.72);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
  flex: 0 0 auto;
}

.chat-topbar [hidden] {
  display: none !important;
}

.chat-topbar a:hover,
.chat-topbar button:hover {
  color: #fff;
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.11);
}

.chat-topbar button.active {
  color: #fff;
}

.chat-topbar #topbarNewChatBtn {
  color: #eef5ff;
  background: rgba(134,183,255,.13);
  border-color: rgba(134,183,255,.22);
}

.chat-topbar #topbarNewChatBtn:hover {
  background: rgba(134,183,255,.20);
  border-color: rgba(134,183,255,.36);
}

.chat-topbar .chat-login-btn {
  min-height: 30px;
  padding: 0 14px;
  border: 1px solid rgba(148, 178, 255, .55);
  border-radius: 999px;
  color: #eaf0ff;
  background: rgba(116, 151, 255, .14);
  font-weight: 750;
}

.chat-topbar .chat-login-btn:hover {
  border-color: rgba(184, 205, 255, .78);
  background: rgba(116, 151, 255, .22);
}

.quick-settings-popover[hidden] {
  display: none !important;
}

.quick-settings-popover {
  position: fixed;
  top: 64px;
  right: clamp(18px, 4vw, 64px);
  z-index: 112;
  width: min(380px, calc(100vw - var(--content-left) - 36px));
  max-height: calc(100vh - 92px);
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  color: rgba(244,247,251,.90);
  background: rgba(21,24,28,.96);
  box-shadow: 0 28px 90px rgba(0,0,0,.46);
  backdrop-filter: blur(18px);
  overflow-y: auto;
}

.quick-settings-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.quick-settings-head strong,
.quick-settings-head span {
  display: block;
}

.quick-settings-head strong {
  font-size: 15px;
  font-weight: 750;
}

.quick-settings-head span {
  margin-top: 2px;
  color: rgba(255,255,255,.48);
  font-size: 12px;
}

.quick-settings-head button {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.07);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

.quick-settings-list {
  display: grid;
  gap: 8px;
}

.quick-settings-row {
  position: relative;
  min-height: 58px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  background: rgba(255,255,255,.055);
  cursor: pointer;
  transition: color .16s ease, background .16s ease, border-color .16s ease, opacity .16s ease;
}

.quick-settings-row.is-visible {
  border-color: rgba(25,210,143,.30);
  background: rgba(25,210,143,.09);
}

.quick-settings-row.is-hidden {
  opacity: .58;
}

.quick-settings-row:hover {
  border-color: rgba(134,183,255,.34);
  background: rgba(134,183,255,.08);
}

.quick-settings-row:focus-within {
  outline: 2px solid rgba(134,183,255,.70);
  outline-offset: 2px;
}

.quick-settings-row input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.quick-settings-main {
  position: relative;
  z-index: 1;
  min-width: 0;
  display: grid;
  gap: 2px;
  cursor: pointer;
}

.quick-settings-main strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 750;
}

.quick-settings-main small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: rgba(255,255,255,.50);
  font-size: 11px;
}

.quick-settings-pill {
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  border-radius: 999px;
  color: rgba(25,210,143,.96);
  background: rgba(25,210,143,.12);
  border: 1px solid rgba(25,210,143,.26);
  font-size: 11px;
  font-weight: 800;
}

.quick-settings-row.is-hidden .quick-settings-pill {
  color: rgba(255,255,255,.56);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.12);
}

.quick-settings-row-actions {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.quick-settings-delete {
  min-height: 24px;
  padding: 0 8px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.68);
  background: rgba(255,255,255,.055);
  cursor: pointer;
  font-size: 11px;
  font-weight: 750;
}

.quick-settings-delete:hover {
  color: #fff;
  border-color: rgba(255,255,255,.24);
  background: rgba(255,255,255,.10);
}

.quick-settings-form {
  display: grid;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid rgba(255,255,255,.09);
}

.quick-settings-form-title {
  color: rgba(255,255,255,.78);
  font-size: 12px;
  font-weight: 800;
}

.quick-settings-form input,
.quick-settings-form textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 12px;
  color: rgba(244,247,251,.92);
  background: rgba(255,255,255,.055);
  outline: none;
  font: inherit;
  font-size: 12px;
}

.quick-settings-form input {
  min-height: 34px;
  padding: 0 10px;
}

.quick-settings-form textarea {
  min-height: 76px;
  resize: vertical;
  padding: 9px 10px;
  line-height: 1.5;
}

.quick-settings-form input:focus,
.quick-settings-form textarea:focus {
  border-color: rgba(25,210,143,.42);
  box-shadow: 0 0 0 3px rgba(25,210,143,.12);
}

.quick-settings-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.quick-settings-reset {
  justify-self: start;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  color: rgba(255,255,255,.76);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-size: 12px;
}

.quick-settings-add {
  min-height: 30px;
  padding: 0 14px;
  border: 1px solid rgba(25,210,143,.38);
  border-radius: 999px;
  color: #071815;
  background: var(--accent-2);
  cursor: pointer;
  font-size: 12px;
  font-weight: 850;
}

.chat-scratch-popover[hidden] {
  display: none !important;
}

.chat-scratch-popover {
  position: fixed;
  top: 64px;
  right: clamp(18px, 4vw, 64px);
  z-index: 110;
  width: min(760px, calc(100vw - var(--content-left) - 40px));
  height: min(680px, calc(100vh - 88px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  background: rgba(23,25,29,.96);
  box-shadow: 0 28px 90px rgba(0,0,0,.46);
  backdrop-filter: blur(18px);
}

.chat-scratch-head {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 12px 10px 16px;
  border-bottom: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.chat-scratch-popover.is-dragging .chat-scratch-head {
  cursor: grabbing;
}

.chat-scratch-head strong {
  display: block;
  color: #fff;
  font-size: 14px;
}

.chat-scratch-head span {
  display: block;
  margin-top: 2px;
  color: rgba(255,255,255,.52);
  font-size: 12px;
}

.chat-scratch-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  cursor: default;
}

.chat-scratch-actions button {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.82);
  padding: 0 12px;
  cursor: pointer;
  font-size: 12px;
}

.chat-scratch-actions button:hover {
  border-color: rgba(134,183,255,.62);
  color: #fff;
}

.chat-scratch-actions button:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.chat-scratch-actions button.primary {
  border-color: rgba(25,210,143,.38);
  background: rgba(25,210,143,.16);
  color: #dfffee;
  font-weight: 800;
}

.chat-scratch-actions button.primary:hover {
  border-color: rgba(25,210,143,.70);
  background: rgba(25,210,143,.24);
}

#chatScratchCloseBtn {
  width: 30px;
  padding: 0;
  font-size: 18px;
  line-height: 1;
}

.chat-scratch-popover iframe {
  flex: 1;
  width: 100%;
  min-height: 0;
  border: 0;
  background: #fff;
}

body.chat-scratch-dragging .chat-scratch-popover iframe {
  pointer-events: none;
}
.transparent-artifact {
  border-color: rgba(25,210,143,.24);
}

.transparent-artifact .artifact-badge {
  background:
    linear-gradient(135deg, rgba(25,210,143,.96), rgba(134,183,255,.86)),
    rgba(255,255,255,.12);
}

.transparent-artifact .artifact-body {
  background:
    linear-gradient(45deg, rgba(255,255,255,.04) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,255,255,.04) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255,255,255,.04) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255,255,255,.04) 75%),
    rgba(7,9,11,.90);
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
  background-size: 20px 20px;
}

.transparent-artifact .artifact-preview {
  height: clamp(840px, 112vh, 1400px);
  background: transparent;
}

.zero-state {
  min-height: 0;
  flex: 1 1 auto;
  width: min(760px, 100%);
  display: grid;
  place-items: center;
  align-content: center;
  gap: 24px;
  padding-bottom: 112px;
  text-align: center;
}

.zero-state.is-hidden {
  display: none;
}

.chat-stage:has(.zero-state:not(.is-hidden)) .thread {
  display: none;
}

.spark {
  width: 28px;
  height: 28px;
  background:
    linear-gradient(135deg, #33df93, #5f9dff 45%, #ffd56a 74%, #ff768f);
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
  filter: drop-shadow(0 0 22px rgba(105,157,255,.55));
}

h1 {
  margin: 0;
  font-size: clamp(28px, 4.1vw, 48px);
  font-weight: 500;
  letter-spacing: 0;
  color: rgba(244,247,251,.86);
}

.zero-login-btn {
  min-height: 44px;
  padding: 0 28px;
  border: 1px solid rgba(148, 178, 255, .58);
  border-radius: 999px;
  color: #eef3ff;
  background: rgba(116, 151, 255, .16);
  box-shadow: 0 16px 42px rgba(54, 96, 190, .18);
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
}

.zero-login-btn:hover {
  border-color: rgba(190, 209, 255, .82);
  background: rgba(116, 151, 255, .24);
}

.thread {
  align-self: stretch;
  width: 100%;
  min-height: 0;
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  padding: 4px max(0px, calc((100% - 1120px) / 2)) 230px;
}

.message {
  max-width: min(78%, 874px);
  line-height: 1.78;
  font-size: clamp(16px, .5vw + 9px, 18px);
  overflow-wrap: anywhere;
  display: grid;
  gap: 7px;
}

.message.user {
  align-self: flex-end;
  padding: 12px 15px;
  border-radius: 18px;
  background: rgba(255,255,255,.11);
  color: #fff;
}

.message.assistant {
  align-self: flex-start;
  color: rgba(244,247,251,.90);
}

.message.assistant.has-artifact {
  width: min(1120px, 100%);
  max-width: min(1120px, 100%);
}

.message-content {
  display: grid;
  gap: 10px;
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(244,247,251,.48);
  font-size: 11px;
  line-height: 1.3;
}

.message-meta strong {
  color: rgba(244,247,251,.70);
  font-weight: 750;
}

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

.message.user .message-meta,
.message.user .message-meta strong {
  color: rgba(255,255,255,.64);
}

.message-quick-intents {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.message-quick-intents span {
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  padding: 0 8px;
  border-radius: 999px;
  color: rgba(25,210,143,.96);
  background: rgba(25,210,143,.13);
  border: 1px solid rgba(25,210,143,.24);
  font-size: 11px;
  font-weight: 800;
}

.message-text {
  white-space: pre-wrap;
}

.message-images {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.message-image-btn {
  display: block;
  padding: 0;
  border: 0;
  border-radius: 14px;
  background: transparent;
  cursor: zoom-in;
}

.message-images img {
  display: block;
  width: 128px;
  max-width: 40vw;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
}

.message.assistant.has-generated-images {
  width: min(1120px, 100%);
  max-width: min(1120px, 100%);
}

.message.assistant.has-generated-images .message-images {
  width: 100%;
}

.message.assistant.has-generated-images .message-image-btn {
  width: 100%;
}

.message.assistant.has-generated-images .message-images img {
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.generated-image-wait {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 1;
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(134,183,255,.24);
  border-radius: 16px;
  color: rgba(239,245,255,.92);
  background:
    radial-gradient(circle at 50% 44%, rgba(72,118,183,.18), transparent 30%),
    linear-gradient(135deg, rgba(20,25,34,.98), rgba(8,11,16,.98));
  box-shadow: inset 0 0 80px rgba(58,107,178,.08);
}

.generated-image-wait::before {
  content: "";
  position: absolute;
  inset: -35%;
  z-index: -1;
  background: linear-gradient(110deg, transparent 38%, rgba(134,183,255,.12) 48%, rgba(142,105,255,.16) 52%, transparent 62%);
  transform: translateX(-48%) rotate(8deg);
  animation: generated-image-sweep 2.6s ease-in-out infinite;
}

@keyframes generated-image-sweep {
  0% { transform: translateX(-48%) rotate(8deg); opacity: .35; }
  50% { opacity: 1; }
  100% { transform: translateX(48%) rotate(8deg); opacity: .35; }
}

@media (prefers-reduced-motion: reduce) {
  .generated-image-wait::before {
    animation: none;
  }
}

.message-image-btn:hover img,
.message-image-btn:focus-visible img {
  border-color: rgba(134,183,255,.64);
  box-shadow: 0 0 0 3px rgba(134,183,255,.18);
}

.message-sources {
  display: grid;
  gap: 8px;
}

.source-card {
  width: min(520px, 100%);
  min-height: 58px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 16px;
  background: rgba(255,255,255,.055);
  cursor: pointer;
}

.message.user .source-card {
  background: rgba(0,0,0,.16);
}

.source-icon,
.attachment-file-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: rgba(255,255,255,.82);
  background: rgba(134,183,255,.14);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.source-icon {
  width: 38px;
  height: 38px;
}

.source-main {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.source-main strong,
.source-main small {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-main strong {
  color: rgba(255,255,255,.90);
  font-size: 13px;
}

.source-main small {
  color: rgba(255,255,255,.50);
  font-size: 11px;
}

.source-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.source-card button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.70);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-size: 12px;
  white-space: nowrap;
}

.source-card button:hover {
  color: #fff;
  border-color: rgba(134,183,255,.48);
}

.source-card:hover,
.source-card:focus-within {
  border-color: rgba(134,183,255,.38);
  background: rgba(255,255,255,.075);
}

.message-actions {
  display: flex;
  justify-content: flex-start;
}

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

.message-actions button {
  height: 24px;
  padding: 0 8px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.58);
  cursor: pointer;
  font-size: 11px;
}

.message-actions button:hover {
  color: #fff;
  border-color: rgba(134,183,255,.45);
}

.message.assistant.pending .message-text::after {
  content: "";
  display: inline-block;
  width: .55em;
  height: .55em;
  margin-left: .25em;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1s ease-in-out infinite;
}

.html-artifact {
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.11);
  border-radius: 18px;
  background: rgba(15,17,20,.90);
  box-shadow: 0 22px 70px rgba(0,0,0,.34);
}

.svg-book-artifact {
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(25,210,143,.24);
  border-radius: 18px;
  background: rgba(15,17,20,.92);
  box-shadow: 0 22px 70px rgba(0,0,0,.34);
}

.svg-book-head,
.svg-book-nav,
.svg-book-page-heading {
  display: flex;
  align-items: center;
}

.svg-book-head {
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.09);
  background: linear-gradient(90deg, rgba(25,210,143,.10), transparent 62%);
}

.svg-book-head > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.svg-book-head small {
  color: rgba(255,255,255,.58);
}

.svg-book-storyboard-tabs {
  display: flex;
  gap: 8px;
  padding: 12px 14px 0;
  overflow-x: auto;
}

.svg-book-storyboard-tabs button {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px 10px 3px 3px;
  color: rgba(255,255,255,.66);
  background: rgba(255,255,255,.04);
  white-space: nowrap;
}

.svg-book-storyboard-tabs button.is-active {
  color: #eafff7;
  border-color: rgba(25,210,143,.46);
  background: rgba(25,210,143,.14);
}

.svg-book-storyboard-tabs small {
  padding: 2px 5px;
  border-radius: 999px;
  color: #092a21;
  background: #78e5bb;
  font-size: 9px;
  font-weight: 900;
}

.svg-book-storyboard[hidden] {
  display: none;
}

.svg-book-storyboard-intro {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.svg-book-storyboard-intro > span {
  align-self: start;
  padding: 5px 7px;
  border-radius: 7px;
  color: #91ebca;
  background: rgba(25,210,143,.10);
  font-size: 11px;
  font-weight: 900;
  text-align: center;
}

.svg-book-storyboard-intro strong {
  color: rgba(255,255,255,.9);
}

.svg-book-storyboard-intro p {
  margin: 5px 0 0;
  color: rgba(255,255,255,.56);
  line-height: 1.55;
}

.svg-book-plan {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 4px 16px;
  list-style: none;
}

.svg-book-plan li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.svg-book-plan li > span {
  color: #69d9b2;
  font: 800 12px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.svg-book-plan strong {
  color: rgba(255,255,255,.88);
}

.svg-book-plan p {
  margin: 4px 0 0;
  color: rgba(255,255,255,.52);
  line-height: 1.55;
}

.svg-book-generate-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 14px 16px 16px;
}

.svg-book-generate-actions button {
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 10px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.055);
}

.svg-book-generate-actions .svg-book-generate-primary {
  color: #052119;
  border-color: #35d7a0;
  background: #35d7a0;
  font-weight: 850;
}

.svg-book-complete-mark {
  color: #72ddb8;
  font-size: 12px;
  font-weight: 800;
}

.svg-book-page-stack {
  display: grid;
  gap: 24px;
  padding: 20px;
  background:
    linear-gradient(180deg, rgba(25,210,143,.04), transparent 160px),
    rgba(7,10,11,.72);
}

.svg-book-page {
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  background: #f7faf9;
  box-shadow: 0 14px 38px rgba(0,0,0,.22);
}

.svg-book-page[hidden] {
  display: none;
}

.svg-book-page-heading {
  justify-content: space-between;
  gap: 10px;
  padding: 12px 16px;
  color: #20302c;
}

.svg-book-page-title {
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.svg-book-page-title strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svg-book-page-title span {
  color: #0f8c72;
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
}

.svg-book-page-tools {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.svg-book-page-tools > button,
.svg-book-page-more > summary {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border: 1px solid #d5e2de;
  border-radius: 999px;
  color: #47605a;
  background: #fff;
  cursor: pointer;
  font-size: 11px;
  font-weight: 750;
  list-style: none;
}

.svg-book-page-tools > button:hover,
.svg-book-page-tools > button:focus-visible,
.svg-book-page-tools > button[aria-expanded="true"],
.svg-book-page-more > summary:hover,
.svg-book-page-more > summary:focus-visible {
  color: #08745f;
  border-color: #8fd6c3;
  background: #effbf7;
}

.svg-book-page-more {
  position: relative;
}

.svg-book-page-more > summary::-webkit-details-marker {
  display: none;
}

.svg-book-page-more > div {
  position: absolute;
  top: calc(100% + 7px);
  right: 0;
  z-index: 8;
  width: max-content;
  min-width: 132px;
  display: grid;
  gap: 4px;
  padding: 6px;
  border: 1px solid #d8e3df;
  border-radius: 10px;
  background: rgba(255,255,255,.98);
  box-shadow: 0 12px 30px rgba(23,57,48,.16);
}

.svg-book-page-more button {
  min-height: 32px;
  padding: 0 10px;
  border: 0;
  border-radius: 7px;
  color: #40544f;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-size: 12px;
}

.svg-book-page-more button:hover,
.svg-book-page-more button:focus-visible {
  color: #08745f;
  background: #eff8f5;
}

.svg-book-page-step-panel[hidden] {
  display: none;
}

.svg-book-page-step-panel .svg-step-controls {
  min-height: 54px;
  padding: 9px 14px;
  border-top: 1px solid rgba(255,255,255,.08);
  background:
    linear-gradient(90deg, rgba(25,210,143,.12), transparent 52%),
    #17201e;
}

.svg-book-preview {
  display: block;
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: var(--svg-preview-aspect, 4 / 3);
  border: 0;
  background: #fff;
}

.svg-book-page > p {
  margin: 0;
  padding: 12px 18px 16px;
  color: #4a5a56;
  text-align: center;
}

.svg-book-page-note {
  display: block;
  padding: 9px 16px;
  color: #9a5a1f;
  background: #fff4df;
  text-align: center;
}

.svg-book-page-state {
  min-height: 360px;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  color: #53615d;
}

.svg-book-page-state.failed {
  color: #a84638;
}

.svg-book-page-state small {
  max-width: 520px;
  text-align: center;
}

.svg-book-page-state button {
  min-height: 36px;
  margin-top: 5px;
  padding: 0 14px;
  border: 1px solid rgba(168,70,56,.3);
  border-radius: 9px;
  color: #8f352b;
  background: #fff;
  font-weight: 800;
}

.svg-book-page-state button:hover {
  border-color: rgba(168,70,56,.55);
  background: #fff6f3;
}

.svg-book-page-spinner {
  width: 30px;
  height: 30px;
  border: 3px solid rgba(15,140,114,.14);
  border-top-color: #0f8c72;
  border-radius: 50%;
  animation: svg-waiting-spin .9s linear infinite;
}

.svg-book-page-state.failed .svg-book-page-spinner {
  display: none;
}

.svg-book-nav {
  gap: 10px;
  padding: 12px 14px;
  border-top: 1px solid rgba(255,255,255,.09);
}

.svg-book-nav > button,
.svg-book-page-dots button {
  min-height: 32px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 10px;
  color: rgba(255,255,255,.76);
  background: rgba(255,255,255,.055);
}

.svg-book-nav > button {
  padding: 0 12px;
}

.svg-book-nav > button:disabled {
  opacity: .35;
}

.svg-book-page-dots {
  display: flex;
  flex: 1 1 auto;
  justify-content: center;
  gap: 6px;
}

.svg-book-page-dots button {
  width: 32px;
  padding: 0;
}

.svg-book-page-dots button.ready {
  border-color: rgba(25,210,143,.42);
}

.svg-book-page-dots button.failed {
  border-color: rgba(255,92,72,.44);
  color: #ffc0b8;
}

.svg-book-page-dots button.is-active {
  color: #06120f;
  border-color: #19d28f;
  background: #19d28f;
}

.svg-book-nav > span {
  min-width: 46px;
  color: rgba(255,255,255,.58);
  text-align: center;
  font-size: 12px;
}

.svg-artifact {
  border-color: rgba(25,210,143,.18);
}

.svg-artifact:not(.streaming-svg-artifact) {
  min-width: min(360px, 100%);
  max-width: 100%;
  min-height: 360px;
  max-height: min(92vh, 1200px);
  display: flex;
  flex-direction: column;
  resize: both;
}

.svg-artifact:not(.streaming-svg-artifact) .artifact-head {
  flex: 0 0 auto;
}

.svg-variant-switcher {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: auto;
}

.svg-variant-switcher[hidden] {
  display: none;
}

.svg-variant-switcher button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  color: rgba(255,255,255,.72);
  background: rgba(255,255,255,.055);
}

.svg-variant-switcher button.is-active {
  color: #b8f7df;
  border-color: rgba(25,210,143,.65);
  background: rgba(25,210,143,.14);
}

.svg-inline-quality {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  padding: 8px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.025);
}

.svg-inline-quality[hidden] {
  display: none;
}

.svg-inline-quality span {
  margin-right: 2px;
  color: rgba(255,255,255,.62);
  font-size: 13px;
}

.svg-inline-quality button {
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.055);
}

.svg-inline-quality button.is-active {
  color: #b8f7df;
  border-color: rgba(25,210,143,.68);
  background: rgba(25,210,143,.15);
}

.svg-inline-quality button[data-svg-inline-rating="disliked"].is-active {
  color: #ffc0b8;
  border-color: rgba(255,92,72,.68);
  background: rgba(255,92,72,.14);
}

.svg-comparison[hidden] {
  display: none;
}

.svg-comparison {
  display: grid;
  gap: 14px;
  padding: 16px;
  background: #0d1514;
}

.svg-comparison-heading strong,
.svg-comparison-heading span {
  display: block;
}

.svg-comparison-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.svg-comparison-heading-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.svg-comparison-heading-actions button {
  flex: 0 0 auto;
  min-height: 36px;
  padding: 0 15px;
  border: 1px solid rgba(25,210,143,.52);
  border-radius: 999px;
  color: #b8f7df;
  background: rgba(25,210,143,.12);
}

.svg-comparison-heading-actions button[data-svg-compare-undo] {
  color: #d9e7e2;
  border-color: rgba(255,255,255,.24);
  background: rgba(255,255,255,.07);
}

.svg-comparison-heading-actions button[data-svg-compare-cycle-library] {
  color: #c8e9ff;
  border-color: rgba(77,181,255,.4);
  background: rgba(77,181,255,.09);
}

.svg-comparison-heading-actions button[data-svg-add-parameters] {
  color: #ffe0a8;
  border-color: rgba(255,181,71,.48);
  background: rgba(255,181,71,.1);
}

.svg-comparison-heading-actions button[data-svg-regenerate-parameters] {
  color: #d7c8ff;
  border-color: rgba(153,112,255,.48);
  background: rgba(153,112,255,.1);
}

.svg-preserve-parameters {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  gap: 7px;
  border: 1px solid rgba(25,210,143,.38);
  border-radius: 999px;
  color: #b8f7df;
  background: rgba(25,210,143,.08);
  cursor: pointer;
}

.svg-preserve-parameters[hidden] {
  display: none;
}

.svg-preserve-parameters input {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: #19d28f;
}

.svg-comparison-heading .svg-preserve-parameters span {
  margin: 0;
  color: inherit;
  font-size: 13px;
}

.svg-comparison-heading strong {
  color: #eaf7f3;
  font-size: 16px;
}

.svg-comparison-heading span {
  margin-top: 3px;
  color: rgba(255,255,255,.58);
  font-size: 13px;
}

.svg-comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.svg-comparison-item {
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 16px;
  background: #f7faf9;
}

.svg-comparison-item.is-selected {
  border-color: rgba(25,210,143,.82);
  box-shadow: 0 0 0 2px rgba(25,210,143,.16);
}

.svg-comparison-item > header,
.svg-comparison-item > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  color: rgba(255,255,255,.76);
  background: #151e1d;
}

.svg-comparison-item > header span,
.svg-comparison-item > footer > span {
  min-width: 0;
  overflow: hidden;
  color: rgba(255,255,255,.55);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svg-comparison-preview {
  display: block;
  width: 100%;
  min-height: 310px;
  aspect-ratio: 4 / 3;
  border: 0;
  background: #fff;
}

.svg-comparison-item.is-pending {
  border-color: rgba(25,210,143,.3);
  background: #f2f8f6;
}

.svg-comparison-pending {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px;
  color: #415b54;
  text-align: center;
  background:
    linear-gradient(110deg, transparent 20%, rgba(25,210,143,.08) 42%, transparent 64%) 0 0 / 220% 100%,
    repeating-linear-gradient(0deg, rgba(30,87,70,.035) 0 1px, transparent 1px 38px),
    #f5faf8;
  animation: svg-comparison-pending-sheen 2.4s linear infinite;
}

.svg-comparison-pending > strong {
  color: #163c31;
  font-size: 17px;
}

.svg-comparison-pending > span:not(.svg-comparison-pending-spinner) {
  max-width: 320px;
  color: #688078;
  font-size: 13px;
  line-height: 1.6;
}

.svg-comparison-pending-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(25,210,143,.18);
  border-top-color: #19d28f;
  border-radius: 50%;
  animation: svg-comparison-pending-spin .8s linear infinite;
}

.svg-comparison-item.is-pending.is-failed {
  border-color: rgba(255,157,66,.52);
}

.svg-comparison-item.is-pending.is-failed .svg-comparison-pending {
  animation: none;
  background: #fff8ef;
}

.svg-comparison-item.is-pending.is-failed .svg-comparison-pending > strong {
  color: #8b4a19;
}

@keyframes svg-comparison-pending-spin {
  to { transform: rotate(360deg); }
}

@keyframes svg-comparison-pending-sheen {
  to { background-position: -220% 0, 0 0, 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  .svg-comparison-pending,
  .svg-comparison-pending-spinner {
    animation: none;
  }
}

.svg-comparison-item > footer > div {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.svg-comparison-item button,
.svg-comparison-retry button {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.06);
}

.svg-comparison-item button.is-active[data-svg-inline-rating="liked"] {
  color: #b8f7df;
  border-color: rgba(25,210,143,.68);
  background: rgba(25,210,143,.15);
}

.svg-comparison-item button.is-active[data-svg-inline-rating="disliked"] {
  color: #ffc0b8;
  border-color: rgba(255,92,72,.68);
  background: rgba(255,92,72,.14);
}

.svg-comparison-item button.is-active[data-svg-compare-select] {
  color: #071c16;
  border-color: #27d99a;
  background: #27d99a;
}

.svg-comparison-item button[data-svg-compare-replace] {
  color: #ffd7ad;
  border-color: rgba(255,157,66,.58);
  background: rgba(255,157,66,.13);
}

.svg-comparison-item button[data-svg-feedback-toggle] {
  color: #c8e9ff;
  border-color: rgba(77,181,255,.46);
  background: rgba(77,181,255,.1);
}

.svg-replacement-feedback {
  padding: 12px;
  border-top: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.78);
  background: #101817;
}

.svg-replacement-feedback-heading {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 9px;
}

.svg-replacement-feedback-heading span {
  color: rgba(255,255,255,.5);
  font-size: 12px;
}

.svg-parameter-upgrade-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  padding: 10px 11px;
  border: 1px solid rgba(255,181,71,.34);
  border-radius: 11px;
  background: rgba(255,181,71,.075);
}

.svg-parameter-upgrade-callout strong,
.svg-parameter-upgrade-callout span {
  display: block;
}

.svg-parameter-upgrade-callout span {
  margin-top: 2px;
  color: rgba(255,255,255,.57);
  font-size: 12px;
}

.svg-parameter-upgrade-callout button[data-svg-add-parameters] {
  flex: 0 0 auto;
  min-height: 34px;
  padding: 0 12px;
  color: #ffe0a8;
  border-color: rgba(255,181,71,.52);
  background: rgba(255,181,71,.12);
}

.svg-replacement-feedback-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.svg-replacement-feedback-tags button {
  min-height: 30px;
  padding: 0 10px;
  font-size: 12px;
}

.svg-replacement-feedback-tags button.is-active {
  color: #081d17;
  border-color: #65dfb2;
  background: #65dfb2;
}

.svg-replacement-feedback textarea {
  box-sizing: border-box;
  width: 100%;
  margin-top: 9px;
  padding: 9px 10px;
  resize: vertical;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 10px;
  color: #eef8f5;
  background: rgba(255,255,255,.055);
}

.svg-replacement-feedback textarea:focus {
  border-color: rgba(25,210,143,.68);
  outline: 2px solid rgba(25,210,143,.15);
}

.svg-replacement-feedback-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 9px;
}

.svg-replacement-feedback-actions button[data-svg-feedback-submit] {
  color: #071c16;
  border-color: #27d99a;
  background: #27d99a;
}

.svg-comparison-item button[data-svg-compare-replace]:disabled,
.svg-comparison-heading-actions button:disabled {
  opacity: .55;
  cursor: wait;
}

.svg-comparison-retry {
  display: flex;
  justify-content: center;
}

.svg-comparison-retry button {
  border-color: rgba(25,210,143,.48);
  color: #b8f7df;
  background: rgba(25,210,143,.11);
}

.svg-rating-dialog {
  width: min(460px, calc(100vw - 32px));
  padding: 0;
  border: 1px solid rgba(25,210,143,.45);
  border-radius: 22px;
  color: #eef8f5;
  background: #101a19;
}

.svg-rating-dialog::backdrop {
  background: rgba(0,0,0,.72);
}

.svg-rating-dialog form {
  display: grid;
  gap: 14px;
  padding: 24px;
}

.svg-rating-dialog h2,
.svg-rating-dialog p {
  margin: 0;
}

.svg-rating-dialog p {
  color: rgba(255,255,255,.62);
}

.svg-rating-dialog label,
.svg-rating-dialog form > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.svg-rating-dialog select,
.svg-rating-dialog button {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 12px;
  color: inherit;
  background: rgba(255,255,255,.06);
}

.svg-rating-dialog form > div {
  justify-content: flex-end;
  margin-top: 4px;
}

.svg-rating-dialog button.primary {
  border-color: rgba(25,210,143,.6);
  background: rgba(25,210,143,.16);
}

.svg-artifact:not(.streaming-svg-artifact) .artifact-body {
  min-height: 0;
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
}

.svg-artifact.is-svg-comparing:not(.streaming-svg-artifact) {
  max-height: none;
  height: auto;
  resize: horizontal;
}

.svg-artifact.is-svg-comparing > .artifact-body {
  min-height: clamp(680px, 76vh, 920px);
  flex: 0 0 auto;
}

.svg-artifact.is-svg-comparing .svg-preview {
  min-height: clamp(560px, 66vh, 820px);
  height: clamp(560px, 66vh, 820px);
  flex: 1 1 auto;
  aspect-ratio: auto;
}

.streaming-svg-artifact {
  border-color: rgba(25,210,143,.42);
  box-shadow: 0 22px 70px rgba(0,0,0,.34), 0 0 0 1px rgba(25,210,143,.08);
}

.streaming-svg-artifact .artifact-head {
  background:
    linear-gradient(90deg, rgba(25,210,143,.10), transparent 58%),
    rgba(255,255,255,.035);
}

.streaming-svg-artifact .artifact-body {
  position: relative;
}

.svg-waiting-indicator {
  position: absolute;
  z-index: 2;
  top: calc(50% + 26px);
  left: 50%;
  width: 56px;
  height: 56px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(25,210,143,.24);
  border-radius: 50%;
  background: rgba(255,255,255,.76);
  box-shadow: 0 14px 44px rgba(32,73,62,.12);
  pointer-events: none;
}

.svg-waiting-indicator::before,
.svg-waiting-indicator::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.svg-waiting-indicator::before {
  inset: 8px;
  border: 3px solid rgba(25,210,143,.14);
  border-top-color: #19d28f;
  animation: svg-waiting-spin .9s linear infinite;
}

.svg-waiting-indicator::after {
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  transform: translate(-50%, -50%);
  background: #19d28f;
  box-shadow: 0 0 18px rgba(25,210,143,.58);
  animation: svg-waiting-pulse 1.15s ease-in-out infinite;
}

.svg-waiting-indicator[hidden] {
  display: none !important;
}

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

@keyframes svg-waiting-pulse {
  0%, 100% { opacity: .42; transform: translate(-50%, -50%) scale(.72); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.12); }
}

.latex-artifact {
  border-color: rgba(134,183,255,.22);
}

.markdown-artifact {
  border-color: rgba(255,211,108,.20);
}

.artifact-head {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.035);
}

.artifact-title {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.artifact-title strong,
.artifact-title small {
  display: block;
}

.artifact-title strong {
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: rgba(255,255,255,.92);
  line-height: 1.25;
  font-size: 15px;
}

.artifact-title small {
  margin-top: 2px;
  color: rgba(255,255,255,.48);
  font-size: 11px;
}

.artifact-badge {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(134,183,255,.95), rgba(25,210,143,.85)),
    rgba(255,255,255,.12);
  box-shadow: 0 0 22px rgba(134,183,255,.35);
}

.svg-artifact .artifact-badge {
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 34%, rgba(255,255,255,.92), transparent 26%),
    linear-gradient(135deg, rgba(25,210,143,.96), rgba(255,211,108,.88));
  box-shadow: 0 0 24px rgba(25,210,143,.32);
}

.streaming-svg-artifact .artifact-badge {
  animation: svg-artifact-drawing 1.15s ease-in-out infinite;
}

@keyframes svg-artifact-drawing {
  0%, 100% { transform: scale(.88); box-shadow: 0 0 14px rgba(25,210,143,.24); }
  50% { transform: scale(1.08); box-shadow: 0 0 30px rgba(25,210,143,.52); }
}

@media (prefers-reduced-motion: reduce) {
  .streaming-svg-artifact .artifact-badge,
  .svg-waiting-indicator::before,
  .svg-waiting-indicator::after { animation: none; }
}

.latex-artifact .artifact-badge {
  background:
    linear-gradient(135deg, rgba(134,183,255,.96), rgba(116,136,255,.78)),
    rgba(255,255,255,.12);
  box-shadow: 0 0 24px rgba(134,183,255,.34);
}

.markdown-artifact .artifact-badge {
  background:
    linear-gradient(135deg, rgba(255,211,108,.96), rgba(25,210,143,.78)),
    rgba(255,255,255,.12);
  box-shadow: 0 0 24px rgba(255,211,108,.28);
}

.artifact-tools {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px;
}

.artifact-tools[hidden] {
  display: none !important;
}

.artifact-tools button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.66);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-size: 12px;
  white-space: nowrap;
}

.artifact-tools button:hover,
.artifact-tools button.active {
  color: #fff;
  border-color: rgba(134,183,255,.52);
  background: rgba(134,183,255,.14);
}

.artifact-tools button:disabled {
  opacity: .55;
  cursor: default;
}

.artifact-body {
  background:
    linear-gradient(180deg, rgba(255,255,255,.02), transparent 32%),
    rgba(8,10,12,.80);
}

.svg-step-controls {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: stretch;
  gap: 14px;
  padding: 9px 14px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.76);
  background:
    linear-gradient(90deg, rgba(25,210,143,.10), transparent 48%),
    #171b1d;
}

.svg-step-controls[hidden] {
  display: none !important;
}

.svg-parameter-controls {
  display: grid;
  gap: 9px;
  padding: 10px 14px 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  color: rgba(255,255,255,.82);
  background: #121819;
}

.svg-parameter-controls[hidden],
.svg-artifact.is-svg-editing .svg-parameter-controls {
  display: none !important;
}

.svg-parameter-heading {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.svg-parameter-heading span {
  color: #b8f7df;
  font-size: 13px;
  font-weight: 800;
}

.svg-parameter-heading small {
  color: rgba(255,255,255,.5);
  font-size: 11px;
}

.svg-parameter-fields {
  display: flex;
  align-items: end;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.svg-parameter-field {
  flex: 1 1 150px;
  min-width: 130px;
  display: grid;
  gap: 4px;
}

.svg-parameter-field span {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: rgba(255,255,255,.68);
  font-size: 11px;
}

.svg-parameter-field output {
  color: #b8f7df;
  font-variant-numeric: tabular-nums;
}

.svg-parameter-field input {
  width: 100%;
  margin: 0;
  accent-color: #19d28f;
}

.svg-parameter-fields > button {
  flex: 0 0 auto;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  color: rgba(255,255,255,.76);
  background: rgba(255,255,255,.055);
}

.svg-step-slider {
  flex: 1 1 260px;
  min-width: 120px;
  max-width: none;
  height: 20px;
  margin: 0;
  accent-color: #19d28f;
  cursor: pointer;
}

.svg-step-slider:disabled {
  cursor: default;
  opacity: .4;
}

.svg-step-speed {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  white-space: nowrap;
}

.svg-step-speed select {
  min-height: 30px;
  padding: 0 24px 0 10px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.82);
  background: #292d2f;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.svg-step-buttons {
  flex: 0 0 auto;
  display: flex;
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 6px;
}

.svg-step-buttons button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.72);
  background: rgba(255,255,255,.055);
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.svg-step-buttons button:hover:not(:disabled) {
  color: #fff;
  border-color: rgba(25,210,143,.48);
  background: rgba(25,210,143,.12);
}

.svg-step-buttons button.primary,
.svg-step-buttons button[aria-pressed="true"] {
  color: #eafff7;
  border-color: rgba(25,210,143,.42);
  background: rgba(25,210,143,.16);
}

.svg-step-buttons button:disabled {
  opacity: .36;
  cursor: default;
}

@media (max-width: 760px) {
  .svg-comparison-heading {
    align-items: flex-start;
    flex-direction: column;
  }
  .svg-artifact.is-svg-comparing > .artifact-body {
    min-height: 560px;
  }
  .svg-artifact.is-svg-comparing .svg-preview {
    min-height: 440px;
    height: 440px;
  }
  .svg-comparison-grid {
    grid-template-columns: 1fr;
  }
  .svg-comparison-preview {
    min-height: 260px;
  }
  .svg-comparison-item > footer {
    align-items: flex-start;
    flex-direction: column;
  }
  .svg-book-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }
  .svg-book-preview {
    height: auto;
    min-height: 0;
  }
  .svg-book-page-stack {
    gap: 14px;
    padding: 10px;
  }
  .svg-book-page-heading {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 11px 12px;
  }
  .svg-book-page-title {
    width: 100%;
  }
  .svg-book-page-tools {
    width: 100%;
    justify-content: flex-end;
  }
  .svg-book-page-tools > button,
  .svg-book-page-more > summary {
    min-height: 32px;
  }
  .svg-book-nav {
    flex-wrap: wrap;
  }
  .svg-book-page-dots {
    order: 3;
    flex-basis: 100%;
  }
  .svg-book-storyboard-intro {
    grid-template-columns: 1fr;
  }
  .svg-book-storyboard-intro > span {
    justify-self: start;
  }
  .svg-book-generate-actions {
    align-items: stretch;
    flex-direction: column;
  }
  .svg-step-controls {
    flex-wrap: wrap;
  }
  .svg-step-buttons {
    margin-left: auto;
  }
  .svg-step-slider {
    flex-basis: 100%;
    order: -1;
    width: 100%;
  }
  .svg-parameter-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }
}

.artifact-preview {
  display: block;
  width: 100%;
  height: clamp(720px, 96vh, 1120px);
  border: 0;
  background: #fff;
}

.svg-artifact .svg-preview {
  min-height: 260px;
  flex: 1 1 auto;
  height: auto;
  aspect-ratio: var(--svg-preview-aspect, 4 / 3);
  background: #f8fafc;
}

.text-artifact-preview {
  height: clamp(260px, 38vh, 480px);
  background: #fffdfa;
}

.artifact-preview[hidden],
.artifact-code[hidden],
.svg-inline-editor[hidden] {
  display: none !important;
}

.artifact-code {
  max-height: clamp(300px, 46vh, 520px);
  margin: 0;
  overflow: auto;
  padding: 18px 20px;
  color: rgba(238,244,255,.88);
  background: #0d1117;
  line-height: 1.55;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  white-space: pre;
}

.svg-inline-editor {
  min-height: 320px;
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  background: #0d1117;
}

.svg-artifact.is-svg-editing .artifact-body,
.svg-artifact.is-svg-editing .svg-inline-editor {
  min-height: 0;
  flex: 1 1 0;
}

.svg-artifact.is-svg-editing .artifact-body {
  display: flex;
  flex-direction: row;
  overflow: hidden;
}

.svg-artifact.is-svg-editing .svg-preview,
.svg-artifact.is-svg-editing .svg-inline-editor {
  height: 100%;
  width: 50%;
  min-width: 0;
  flex: 1 1 50%;
  aspect-ratio: auto;
}

.svg-artifact.is-svg-editing .svg-preview {
  order: 2;
  border-left: 1px solid rgba(255,255,255,.10);
}

.svg-artifact.is-svg-editing .svg-inline-editor {
  order: 1;
}

.svg-inline-editor textarea {
  width: 100%;
  min-height: 260px;
  max-height: none;
  flex: 1 1 auto;
  resize: none;
  border: 1px solid rgba(134,183,255,.24);
  border-radius: 12px;
  padding: 14px 16px;
  color: rgba(238,244,255,.92);
  background: #080b10;
  outline: none;
  font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  tab-size: 2;
}

.svg-artifact.is-svg-editing .svg-inline-editor textarea {
  min-height: 0;
  flex: 1 1 0;
}

.svg-inline-editor textarea:focus {
  border-color: rgba(25,210,143,.52);
  box-shadow: 0 0 0 3px rgba(25,210,143,.10);
}

.svg-inline-editor textarea[aria-invalid="true"] {
  border-color: rgba(255,174,94,.48);
}

.svg-inline-editor-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.svg-inline-editor-feedback {
  min-width: 0;
  margin-right: auto;
  overflow: hidden;
  color: rgba(255,255,255,.46);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svg-inline-editor-actions button {
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  color: rgba(255,255,255,.78);
  background: rgba(255,255,255,.07);
  cursor: pointer;
  font: inherit;
  font-weight: 750;
}

.svg-inline-editor-actions button.primary {
  color: #eafff7;
  border-color: rgba(25,210,143,.44);
  background: rgba(25,210,143,.17);
}

@media (max-width: 900px) {
  .svg-artifact.is-svg-editing .artifact-body {
    flex-direction: column;
  }
  .svg-artifact.is-svg-editing .svg-preview,
  .svg-artifact.is-svg-editing .svg-inline-editor {
    width: 100%;
    min-height: 300px;
    flex-basis: 50%;
  }
  .svg-artifact.is-svg-editing .svg-preview {
    border-top: 1px solid rgba(255,255,255,.10);
    border-left: 0;
  }
}

@keyframes pulse {
  0%, 100% { opacity: .28; transform: scale(.78); }
  50% { opacity: 1; transform: scale(1); }
}

.prompt-bar {
  position: fixed;
  left: calc(var(--content-left) + ((100vw - var(--content-left)) / 2));
  bottom: 28px;
  z-index: 30;
  width: min(920px, calc(100vw - var(--content-left) - 54px));
  min-height: 58px;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto 38px;
  align-items: end;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 30px;
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 24px 80px rgba(0,0,0,.40);
  backdrop-filter: blur(18px);
}

.chat-shell:not(.public-share-shell)::after {
  content: "";
  position: fixed;
  left: var(--content-left);
  right: 0;
  bottom: 0;
  z-index: 24;
  height: 188px;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(9,11,13,0), rgba(9,11,13,.94) 24%, var(--bg) 72%);
}

.attachment-tray {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0 4px;
}

.quick-intent-tray {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 1px 2px;
}

.quick-intent-tray[hidden] {
  display: none !important;
}

.quick-intent {
  position: relative;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0 11px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  color: rgba(255,255,255,.70);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  font-size: 12px;
  font-weight: 750;
  transition: color .16s ease, background .16s ease, border-color .16s ease;
}

.quick-intent input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.quick-intent-box {
  position: relative;
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 4px;
  background: rgba(255,255,255,.04);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.16);
}

.quick-intent.is-active {
  color: #fff;
  border-color: rgba(25,210,143,.42);
  background: rgba(25,210,143,.15);
}

.quick-intent.is-active .quick-intent-box {
  border-color: rgba(25,210,143,.90);
  background: rgba(25,210,143,.96);
}

.quick-intent.is-active .quick-intent-box::after {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  inset: 0;
  color: #06120f;
  font-size: 11px;
  font-weight: 950;
  line-height: 1;
}

.quick-intent-force {
  border-style: dashed;
  color: rgba(255, 207, 120, .84);
}

.quick-intent-force[hidden] {
  display: none !important;
}

.quick-intent-force.is-active {
  border-color: rgba(255, 178, 72, .58);
  background: rgba(255, 178, 72, .14);
}

.quick-intent-force.is-active .quick-intent-box {
  border-color: rgba(255, 178, 72, .92);
  background: rgba(255, 178, 72, .96);
}

.quick-intent-pages {
  gap: 5px;
  border-style: dashed;
  color: rgba(184,247,223,.88);
  cursor: default;
}

.quick-intent-book-controls {
  display: inline-flex;
  gap: 8px;
}

.quick-intent-book-controls[hidden],
.quick-intent-pages[hidden] {
  display: none !important;
}

.quick-intent-pages select {
  display: inline-block;
  min-height: 24px;
  padding: 0 24px 0 8px;
  border: 0;
  border-radius: 999px;
  color: #eafff7;
  background: rgba(25,210,143,.14);
  font: inherit;
}

.quick-intent:focus-within {
  outline: 2px solid rgba(134,183,255,.70);
  outline-offset: 2px;
}

.attachment-tray[hidden] {
  display: none !important;
}

.attachment-chip {
  display: inline-grid;
  grid-template-columns: 42px minmax(0, 94px) 24px;
  align-items: center;
  gap: 7px;
  min-width: 0;
  height: 48px;
  padding: 4px 5px;
  border-radius: 16px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.10);
}

.attachment-chip.source-attachment {
  grid-template-columns: 42px minmax(0, 180px) 24px;
}

.attachment-file-icon {
  width: 42px;
  height: 36px;
}

.attachment-chip img {
  width: 42px;
  height: 36px;
  object-fit: cover;
  border-radius: 11px;
}

.attachment-chip span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: rgba(255,255,255,.70);
  font-size: 11px;
}

.attachment-chip button {
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 50%;
  color: rgba(255,255,255,.82);
  background: rgba(255,255,255,.10);
  cursor: pointer;
}

.new-chat-btn,
.send-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 0;
  color: rgba(255,255,255,.90);
  background: transparent;
  cursor: pointer;
  font-size: 26px;
  line-height: 1;
}

.send-btn {
  font-size: 20px;
  background: rgba(255,255,255,.12);
}

.send-btn:disabled {
  opacity: .45;
  cursor: default;
}

textarea {
  width: 100%;
  max-height: 140px;
  resize: none;
  border: 0;
  outline: 0;
  color: #fff;
  background: transparent;
  line-height: 1.45;
  padding: 9px 0 8px;
}

textarea::placeholder {
  color: rgba(255,255,255,.54);
}

textarea:disabled {
  cursor: not-allowed;
  color: rgba(255,255,255,.44);
}

.prompt-bar.is-readonly {
  opacity: .76;
}

select {
  height: 38px;
  max-width: 168px;
  border-radius: 20px;
  border: 1px solid rgba(134,183,255,.72);
  color: rgba(255,255,255,.88);
  background: rgba(255,255,255,.08);
  padding: 0 12px;
  outline: 0;
}

.chat-footnote {
  position: fixed;
  left: calc(var(--content-left) + ((100vw - var(--content-left)) / 2));
  bottom: 104px;
  z-index: 29;
  width: max-content;
  max-width: min(720px, calc(100vw - var(--content-left) - 54px));
  transform: translateX(-50%);
  margin: 0;
  padding: 5px 12px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 999px;
  background: rgba(9,11,13,.68);
  color: rgba(255,255,255,.45);
  text-align: center;
  font-size: 12px;
  line-height: 1.4;
  backdrop-filter: blur(12px);
}

body.attachment-viewer-open {
  overflow: hidden;
}

.attachment-viewer[hidden] {
  display: none;
}

.attachment-viewer {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: grid;
  place-items: center;
  padding: clamp(14px, 3vw, 32px);
}

.attachment-viewer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4,6,10,.78);
  backdrop-filter: blur(10px);
}

.attachment-viewer-panel {
  position: relative;
  width: min(1080px, 100%);
  height: min(82vh, 760px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 22px;
  background: rgba(19,22,26,.96);
  box-shadow: 0 34px 110px rgba(0,0,0,.52);
}

.attachment-viewer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(255,255,255,.09);
}

.attachment-viewer-head h2,
.attachment-viewer-head p {
  margin: 0;
}

.attachment-viewer-head h2 {
  max-width: min(620px, 58vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: rgba(244,247,251,.94);
  font-size: 17px;
  font-weight: 650;
}

.attachment-viewer-head p {
  margin-top: 3px;
  color: rgba(255,255,255,.48);
  font-size: 12px;
}

.attachment-viewer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.attachment-viewer-actions button {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  color: rgba(255,255,255,.80);
  background: rgba(255,255,255,.07);
  cursor: pointer;
}

.attachment-viewer-actions button:hover,
.attachment-viewer-actions button:focus-visible {
  color: #fff;
  border-color: rgba(134,183,255,.56);
}

.attachment-viewer-close {
  width: 34px;
  padding: 0;
  font-size: 18px;
  line-height: 1;
}

.attachment-viewer-body {
  min-height: 0;
  overflow: auto;
  padding: 18px;
}

.attachment-viewer-body.is-image {
  display: grid;
  place-items: center;
  background: rgba(0,0,0,.24);
}

.attachment-viewer-body.is-svg-book-page {
  overflow: hidden;
  padding: 0;
  background: #f7faf9;
}

.attachment-viewer-svg {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.attachment-viewer-image {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 14px;
  box-shadow: 0 18px 54px rgba(0,0,0,.28);
}

.attachment-viewer-source {
  min-height: 100%;
  margin: 0;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 16px;
  color: rgba(244,247,251,.90);
  background: rgba(0,0,0,.20);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.58;
}

@media (max-width: 720px) {
  .chat-shell {
    --rail-width: 50px;
    --sidebar-width: min(288px, calc(100vw - var(--rail-width)));
    grid-template-columns: var(--content-left) minmax(0, 1fr);
  }
  .chat-rail {
    width: var(--rail-width);
    display: flex;
  }
  .chat-sidebar {
    left: var(--rail-width);
    width: var(--sidebar-width);
  }
  .chat-stage {
    grid-column: 2;
    padding: 14px 14px 24px;
  }
  .chat-topbar {
    top: auto;
    right: auto;
    align-self: flex-end;
    width: 100%;
    max-width: 100%;
    justify-content: flex-start;
    gap: 3px;
    padding: 5px;
    margin-bottom: 14px;
  }
  html.babel-page-tabs-ready .chat-topbar {
    top: auto;
  }
  .quick-settings-popover {
    top: 58px;
    left: calc(var(--content-left) + 10px);
    right: 10px;
    width: auto;
    border-radius: 18px;
  }
  .chat-scratch-popover {
    top: 58px;
    left: calc(var(--content-left) + 10px);
    right: 10px;
    bottom: 12px;
    width: auto;
    height: auto;
    border-radius: 18px;
  }  .zero-state {
    padding-bottom: 172px;
  }
  .thread {
    padding-top: 4px;
    padding-bottom: 232px;
  }
  .message {
    max-width: 96%;
  }
  .message.assistant.has-artifact {
    width: 100%;
    max-width: 100%;
  }
  .artifact-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .artifact-title strong {
    max-width: calc(100vw - 92px);
  }
  .artifact-tools {
    justify-content: flex-start;
  }
  .artifact-tools button {
    min-height: 32px;
    padding: 0 9px;
  }
  .artifact-preview {
    height: 840px;
  }
  .artifact-code {
    max-height: 420px;
    padding: 14px;
    font-size: 12px;
  }
  .prompt-bar {
    left: calc(var(--content-left) + 12px);
    right: 16px;
    bottom: 22px;
    width: calc(100vw - var(--content-left) - 28px);
    transform: none;
    grid-template-columns: 34px minmax(0, 1fr) 34px;
  }
  .chat-shell:not(.public-share-shell)::after {
    left: var(--content-left);
    height: 184px;
  }
  .attachment-chip {
    grid-template-columns: 38px minmax(0, 78px) 24px;
  }
  .source-card {
    grid-template-columns: 38px minmax(0, 1fr);
  }
  .source-actions {
    grid-column: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
  }
  .attachment-viewer {
    padding: 10px;
  }
  .attachment-viewer-panel {
    height: min(88vh, 720px);
    border-radius: 18px;
  }
  .attachment-viewer-head {
    align-items: flex-start;
    padding: 13px;
  }
  .attachment-viewer-head h2 {
    max-width: 52vw;
    font-size: 15px;
  }
  .attachment-viewer-actions button {
    min-height: 32px;
    padding: 0 10px;
  }
  .attachment-viewer-close {
    width: 32px;
    padding: 0;
  }
  .attachment-viewer-body {
    padding: 12px;
  }
  .attachment-viewer-source {
    padding: 14px;
    font-size: 12px;
  }
  select {
    display: none;
  }
  .chat-footnote {
    left: calc(var(--content-left) + ((100vw - var(--content-left)) / 2));
    right: auto;
    bottom: 92px;
    width: max-content;
    max-width: calc(100vw - 32px);
    transform: translateX(-50%);
  }
}

.svg-gallery-dialog {
  width: min(1180px, calc(100vw - 32px));
  height: min(820px, calc(100vh - 32px));
  padding: 0;
  border: 1px solid rgba(68, 210, 161, .32);
  border-radius: 22px;
  color: #edf6f3;
  background: #111719;
  box-shadow: 0 30px 100px rgba(0, 0, 0, .62);
}

.svg-gallery-dialog::backdrop {
  background: rgba(3, 7, 8, .78);
  backdrop-filter: blur(8px);
}

.svg-gallery-shell {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 20px;
  overflow: hidden;
}

.svg-gallery-head,
.svg-gallery-head > div,
.svg-gallery-filters,
.svg-gallery-batchbar,
.svg-gallery-detail-actions,
.svg-gallery-versions {
  display: flex;
  align-items: center;
}

.svg-gallery-head {
  justify-content: space-between;
  gap: 16px;
}

.svg-gallery-head > div {
  align-items: flex-start;
  flex-direction: column;
  gap: 3px;
}

.svg-gallery-head strong {
  font-size: 22px;
}

.svg-gallery-head span,
.svg-gallery-state,
.svg-gallery-detail-meta {
  color: rgba(229, 242, 237, .62);
  font-size: 13px;
}

.svg-gallery-head button,
.svg-gallery-filters button,
.svg-gallery-batchbar button,
.svg-gallery-back,
.svg-gallery-card-actions button,
.svg-gallery-detail-actions button,
.svg-gallery-versions button {
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 999px;
  color: #eaf4f0;
  background: rgba(255, 255, 255, .06);
  cursor: pointer;
}

.svg-gallery-head button {
  width: 36px;
  height: 36px;
  font-size: 24px;
}

.svg-gallery-filters {
  gap: 8px;
  margin: 18px 0 14px;
}

.svg-gallery-filters button,
.svg-gallery-batchbar button,
.svg-gallery-back,
.svg-gallery-card-actions button,
.svg-gallery-detail-actions button,
.svg-gallery-versions button {
  min-height: 32px;
  padding: 0 13px;
  font-weight: 700;
}

.svg-gallery-filters button.is-active,
.svg-gallery-batchbar button.primary,
.svg-gallery-versions button.is-active,
.svg-gallery-detail-actions button.primary {
  border-color: rgba(51, 211, 158, .65);
  color: #9ff2d4;
  background: rgba(32, 190, 139, .16);
}

.svg-gallery-batchbar button.danger,
.svg-gallery-detail-actions button.danger {
  border-color: rgba(248, 113, 113, .6);
  color: #fecaca;
  background: rgba(220, 38, 38, .13);
}

.svg-gallery-state {
  margin: 0;
}

.svg-gallery-batchbar {
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 14px;
  background: rgba(255, 255, 255, .035);
}

.svg-gallery-batchbar[hidden] {
  display: none;
}

.svg-gallery-batchbar strong {
  min-width: 72px;
  color: #a9f1d7;
  font-size: 13px;
}

.svg-gallery-batchbar span {
  margin-left: auto;
  color: rgba(229, 242, 237, .52);
  font-size: 12px;
}

.svg-gallery-batchbar button:disabled {
  opacity: .38;
  cursor: not-allowed;
}

.svg-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(235px, 1fr));
  gap: 14px;
  margin-top: 12px;
  padding: 2px 4px 20px 2px;
  overflow: auto;
}

.svg-gallery-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .10);
  border-radius: 16px;
  background: rgba(255, 255, 255, .035);
}

.svg-gallery-card.is-selected {
  border-color: rgba(51, 211, 158, .72);
  box-shadow: 0 0 0 2px rgba(51, 211, 158, .16);
}

.svg-gallery-card-select {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(16, 24, 22, .18);
  border-radius: 999px;
  color: #17211e;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .15);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
}

.svg-gallery-card-select input {
  width: 16px;
  height: 16px;
  accent-color: #159f73;
}

.svg-gallery-card-preview {
  display: block;
  width: 100%;
  height: 160px;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #f8fafc;
  cursor: zoom-in;
}

.svg-gallery-card-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.svg-gallery-card-body {
  padding: 12px;
}

.svg-gallery-card-title {
  margin: 0;
  overflow: hidden;
  color: #f4faf7;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.svg-gallery-card-meta {
  margin: 5px 0 10px;
  color: rgba(229, 242, 237, .58);
  font-size: 12px;
}

.svg-gallery-quality {
  display: inline-flex;
  margin-left: 5px;
  padding: 2px 7px;
  border-radius: 999px;
  color: #d9e5e1;
  background: rgba(255, 255, 255, .08);
}

.svg-gallery-quality.is-liked {
  color: #93efcd;
  background: rgba(32, 190, 139, .16);
}

.svg-gallery-quality.is-disliked {
  color: #ffb3a9;
  background: rgba(255, 92, 72, .14);
}

.svg-gallery-card-actions,
.svg-gallery-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.svg-gallery-card-actions button {
  min-height: 28px;
  padding: 0 9px;
  font-size: 12px;
}

.svg-gallery-readonly {
  align-self: center;
  color: rgba(255,255,255,.55);
  font-size: 12px;
}

.svg-gallery-detail {
  min-height: 0;
  overflow: auto;
}

.svg-gallery-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .75fr);
  gap: 20px;
  margin-top: 14px;
}

.svg-gallery-large-preview {
  min-height: 500px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 16px;
  background: #f8fafc;
}

.svg-gallery-large-preview img {
  width: 100%;
  height: 100%;
  max-height: 640px;
  object-fit: contain;
}

.svg-gallery-detail h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.svg-gallery-detail aside > p {
  line-height: 1.55;
}

.svg-gallery-prompt-editor {
  display: grid;
  gap: 7px;
  margin-top: 14px;
}

.svg-gallery-prompt-editor label {
  color: #aebbb7;
  font-size: 13px;
  font-weight: 700;
}

.svg-gallery-prompt-editor textarea {
  width: 100%;
  min-height: 76px;
  resize: vertical;
  box-sizing: border-box;
  border: 1px solid rgba(163, 184, 176, .32);
  border-radius: 10px;
  padding: 10px 11px;
  color: #f4faf7;
  background: rgba(255, 255, 255, .055);
  font: inherit;
  line-height: 1.5;
}

.svg-gallery-prompt-editor textarea:focus {
  border-color: #24c997;
  outline: 2px solid rgba(36, 201, 151, .18);
}

.svg-gallery-prompt-editor > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.svg-gallery-prompt-editor small {
  color: #84918d;
  line-height: 1.4;
}

.svg-gallery-prompt-editor button {
  flex: none;
  border: 1px solid #159f78;
  border-radius: 999px;
  padding: 7px 12px;
  color: #d9fff3;
  background: rgba(21, 159, 120, .14);
  cursor: pointer;
}

.svg-gallery-prompt-editor button:disabled {
  cursor: wait;
  opacity: .55;
}

.svg-gallery-detail-feedback {
  padding: 9px 11px;
  border-left: 3px solid #e99a45;
  border-radius: 7px;
  color: #ffd6a3;
  background: rgba(233, 154, 69, .09);
}

.svg-gallery-versions,
.svg-gallery-detail-actions {
  flex-wrap: wrap;
  gap: 7px;
  margin: 14px 0;
}

.svg-gallery-detail details {
  margin-top: 18px;
}

.svg-gallery-detail pre {
  max-height: 260px;
  overflow: auto;
  padding: 12px;
  border-radius: 10px;
  color: #cfe6dd;
  background: #07100d;
  font-size: 11px;
  white-space: pre-wrap;
  word-break: break-all;
}

@media (max-width: 760px) {
  .svg-gallery-dialog {
    width: calc(100vw - 12px);
    height: calc(100vh - 12px);
  }

  .svg-gallery-shell {
    padding: 14px;
  }

  .svg-gallery-detail-layout {
    grid-template-columns: 1fr;
  }

  .svg-gallery-large-preview {
    min-height: 320px;
  }

  .svg-gallery-batchbar span {
    width: 100%;
    margin-left: 0;
  }
}

@media (max-width: 979px) {
  .chat-shell.is-comparison {
    grid-template-columns: var(--content-left) minmax(0, 1fr);
  }
  .chat-shell.is-comparison .compare-pane-frame {
    display: none !important;
  }
  .chat-shell.is-comparison .compare-resizer {
    display: none !important;
  }
}

@media print {
  @page {
    margin: 14mm;
  }

  html,
  body {
    min-height: auto;
    color: #111 !important;
    background: #fff !important;
  }

  .chat-shell {
    display: block;
    min-height: auto;
  }

  .chat-rail,
  .chat-sidebar,
  .chat-topbar,
  .chat-scratch-popover,
  .quick-settings-popover,
  .zero-state,
  .prompt-bar,
  .chat-footnote {
    display: none !important;
  }

  .svg-gallery-dialog {
    display: none !important;
  }

  .chat-stage {
    display: block;
    height: auto !important;
    min-height: auto;
    padding: 0 !important;
    overflow: visible !important;
  }

  .thread {
    display: block;
    min-height: 0;
    height: auto;
    overflow: visible;
    padding: 0;
  }

  .message {
    max-width: none;
    break-inside: auto;
    page-break-inside: auto;
    color: #111 !important;
  }

  .message-content > * {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .message-text {
    overflow: visible !important;
    break-inside: auto !important;
    page-break-inside: auto !important;
  }

  .message-text p,
  .message-text li,
  .message-text blockquote,
  .message-text pre,
  .message-text table {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  mjx-container,
  mjx-container svg {
    max-width: 100% !important;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .message.user {
    color: #111 !important;
    background: #f3f4f6;
    border: 1px solid #d1d5db;
  }

  .message.assistant,
  .message-meta,
  .message-meta strong {
    color: #111 !important;
  }
}