.chat-shell { position: relative; min-width: 0; min-height: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; height: var(--app-height, 100dvh); overflow: hidden; }
.topbar {
  grid-row: 1;
  position: sticky; top: 0; z-index: 4;
  display: flex; align-items: center; gap: 12px;
  padding: max(12px, env(safe-area-inset-top)) 18px 12px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(18px);
  touch-action: pan-y;
}
.topbar-title { min-width: 0; flex: 1; }
.topbar-title > div:first-child { font-weight: 750; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#sessionMeta { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.active-space-dock {
  --space-bar-pill-bg: var(--panel-solid);
  --space-bar-pill-fg: var(--text);
  --space-bar-pill-border: color-mix(in srgb, var(--space-chip-color, var(--accent)) 24%, var(--border));
  grid-row: 1; grid-column: 1;
  position: fixed; top: calc(var(--mobile-space-dock-top, 58px) + 8px); right: max(14px, env(safe-area-inset-right)); z-index: 6;
  display: grid; justify-items: end; gap: 7px;
  width: min(360px, calc(100vw - 28px));
  padding: 0;
  pointer-events: none;
  transition: gap .18s ease;
}
body.floating-palette-inverted .active-space-dock {
  --space-bar-pill-bg: #111827;
  --space-bar-pill-fg: #ffffff;
  --space-bar-pill-border: color-mix(in srgb, #111827 70%, var(--border));
}
@media (prefers-color-scheme: dark) {
  body.floating-palette-inverted .active-space-dock {
    --space-bar-pill-bg: #ffffff;
    --space-bar-pill-fg: #111827;
    --space-bar-pill-border: color-mix(in srgb, #ffffff 78%, var(--border));
  }
}
.active-space-dock.collapsed { gap: 0; }
.active-space-dock.artifact-mode {
  width: min(520px, calc(100vw - 28px));
  gap: 10px;
}
.space-control { position: relative; flex: 0 0 auto; pointer-events: auto; }
.space-chip {
  max-width: min(52vw, 280px);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--space-bar-pill-border);
  border-radius: 999px; min-height: 34px; padding: 8px 10px 8px 12px;
  background: var(--space-bar-pill-bg);
  color: var(--space-bar-pill-fg); font-size: 12px; font-weight: 800;
  line-height: 1.2; white-space: nowrap; overflow: visible;
  box-shadow: 0 8px 24px color-mix(in srgb, #000 14%, transparent);
  transition: max-width .2s ease, width .2s ease, height .2s ease, padding .2s ease, border-color .2s ease, background .2s ease, gap .18s ease;
}
.space-chip:not(.active) { color: var(--space-bar-pill-fg); background: var(--space-bar-pill-bg); padding: 0; width: 28px; height: 28px; min-height: 28px; gap: 0; display: inline-grid; place-items: center; overflow: hidden; }
.space-chip:not(.active) #spaceChipLabel { display: none; max-width: 0; opacity: 0; }
.space-chip:not(.active) .space-chip-spacer { display: none; }
.space-chip:not(.active) .space-dot { width: 18px; height: 18px; margin: 0; align-self: center; justify-self: center; background: var(--accent); border: 0; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent); }
.active-space-dock:not(.active) .space-chip-color-input,
.active-space-dock:not(.active) .space-chip-color-edit { display: none; }
.active-space-dock.discovering .space-chip:not(.active) { width: auto; max-width: min(62vw, 250px); padding: 8px 12px; gap: 8px; display: inline-flex; overflow: visible; color: var(--space-bar-pill-fg); }
.active-space-dock.discovering .space-chip:not(.active) #spaceChipLabel { display: inline; max-width: 180px; opacity: 1; }
.space-search-trigger, .space-history-trigger {
  position: absolute;
  right: calc(100% + 46px);
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--space-bar-pill-border);
  border-radius: 999px;
  background: var(--space-bar-pill-bg);
  color: var(--space-bar-pill-fg);
  box-shadow: 0 7px 20px color-mix(in srgb, #000 10%, transparent);
  backdrop-filter: blur(14px);
  pointer-events: auto;
  z-index: 2;
}
.space-history-trigger { right: calc(100% + 8px); }
.space-history-trigger.has-unread, .space-history-trigger.has-activity { overflow: visible; }
.space-history-trigger.has-activity::before {
  content: "";
  position: absolute;
  left: -5px;
  top: -5px;
  right: -5px;
  bottom: -5px;
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--accent) 58%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 14%, transparent);
  animation: space-history-activity-pulse 1.5s ease-in-out infinite;
  pointer-events: none;
}
.space-history-trigger.has-unread::after {
  content: attr(data-unread-count);
  position: absolute;
  right: -7px;
  top: -8px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  border: 2px solid var(--panel-solid);
  background: var(--accent);
  color: #fff;
  font-size: 9px;
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
@keyframes space-history-activity-pulse {
  0%, 100% { opacity: .42; transform: scale(.96); }
  50% { opacity: .95; transform: scale(1.03); }
}
.space-search-trigger svg, .space-history-trigger svg {
  width: 15px;
  height: 15px;
  display: block;
}
.space-search-trigger circle,
.space-search-trigger path,
.space-history-trigger circle,
.space-history-trigger path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.25;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.space-search-trigger:hover, .space-search-trigger:focus-visible,
.space-history-trigger:hover, .space-history-trigger:focus-visible,
.space-history-trigger.active {
  color: var(--space-chip-color, var(--accent));
  border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 45%, var(--space-bar-pill-border));
  background: var(--space-bar-pill-bg);
  outline: none;
}
.space-chip.space-activity-pending, .space-chip.space-activity-ready {
  overflow: visible;
}
.space-chip.space-activity-pending::before, .space-chip.space-activity-ready::before {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  pointer-events: none;
}
.space-chip.space-activity-pending::before { animation: spaceActivityHalo 1.2s ease-in-out infinite; }
.space-chip.space-activity-ready::before { border-color: color-mix(in srgb, var(--space-activity-color, var(--accent)) 46%, transparent); }
.space-chip.space-activity-pending::after, .space-chip.space-activity-ready::after { content: ""; position: absolute; right: -2px; top: -2px; width: 9px; height: 9px; border-radius: 999px; border: 2px solid var(--panel-solid); background: var(--space-activity-color, var(--accent)); }
.space-chip.space-activity-pending::after { animation: spacePulse 1.2s ease-in-out infinite; }
.space-chip.space-activity-ready::after { background: var(--space-activity-color, var(--accent)); }
.space-chip:hover, .space-chip:focus-visible { border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 45%, var(--border)); }
.active-space-dock.artifact-mode .space-chip {
  max-width: min(88vw, 520px);
  padding: 10px 16px;
  border-width: 2px;
  border-color: color-mix(in srgb, #f59e0b 70%, var(--space-bar-pill-border));
  background: linear-gradient(135deg, color-mix(in srgb, #f59e0b 26%, var(--panel-solid)), color-mix(in srgb, var(--space-chip-color, var(--accent)) 14%, var(--panel-solid)));
  color: var(--text);
  box-shadow: 0 14px 40px color-mix(in srgb, #f59e0b 24%, transparent), 0 0 0 4px color-mix(in srgb, #f59e0b 16%, transparent);
}
.active-space-dock.artifact-mode .space-chip::before {
  content: "";
  position: absolute;
  inset: -7px;
  border: 2px solid color-mix(in srgb, #f59e0b 42%, transparent);
  border-radius: 999px;
  pointer-events: none;
  animation: spaceArtifactHalo 1.6s ease-in-out infinite;
}
.active-space-dock.artifact-mode #spaceChipLabel {
  max-width: min(72vw, 420px);
  text-transform: uppercase;
  letter-spacing: .045em;
}
.active-space-dock.artifact-mode .space-dot {
  background: #f59e0b;
  box-shadow: 0 0 0 4px color-mix(in srgb, #f59e0b 20%, transparent);
}
.active-space-dock.artifact-mode::after {
  content: attr(data-preview-banner);
  justify-self: end;
  max-width: min(500px, calc(100vw - 28px));
  padding: 9px 12px;
  border: 1px solid color-mix(in srgb, #f59e0b 48%, var(--border));
  border-radius: 14px;
  background: color-mix(in srgb, #f59e0b 12%, var(--panel-solid));
  color: var(--text);
  box-shadow: 0 12px 34px color-mix(in srgb, #000 14%, transparent);
  font-size: 12px;
  font-weight: 760;
  line-height: 1.35;
  pointer-events: none;
}
.active-space-dock.artifact-mode.preview-banner-dismissed::after { display: none; }
.preview-banner-dismiss {
  justify-self: end;
  width: 24px;
  height: 24px;
  margin-top: -12px;
  margin-right: 8px;
  border: 1px solid color-mix(in srgb, #f59e0b 42%, var(--border));
  border-radius: 999px;
  background: var(--panel-solid);
  color: var(--text);
  box-shadow: 0 8px 22px color-mix(in srgb, #000 14%, transparent);
  font-size: 15px;
  line-height: 1;
  font-weight: 850;
  pointer-events: auto;
  cursor: pointer;
}
.preview-banner-dismiss:hover,
.preview-banner-dismiss:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, #f59e0b 72%, var(--border));
  background: color-mix(in srgb, #f59e0b 14%, var(--panel-solid));
}
@keyframes spaceArtifactHalo {
  0%, 100% { opacity: .45; transform: scale(.98); }
  50% { opacity: 1; transform: scale(1.02); }
}
.space-chip-color-input { position: absolute; left: 5px; top: 50%; width: 28px; height: 28px; transform: translateY(-50%); opacity: 0; border: 0; padding: 0; cursor: pointer; z-index: 3; }
.space-chip-color-edit { position: absolute; left: 22px; top: calc(50% + 3px); width: 13px; height: 13px; display: inline-grid; place-items: center; border: 1px solid var(--space-bar-pill-bg); border-radius: 999px; background: var(--space-bar-pill-fg); color: var(--space-bar-pill-bg); font-size: 8px; line-height: 1; font-weight: 900; pointer-events: none; transform: translateY(-50%) rotate(-12deg); z-index: 2; }
.space-chip:has(+ .space-chip-color-input:hover) .space-dot,
.space-chip:has(+ .space-chip-color-input:focus-visible) .space-dot { box-shadow: 0 0 0 4px color-mix(in srgb, var(--space-chip-color, var(--accent)) 28%, transparent); }
.space-dot { display: block; width: 15px; height: 15px; border-radius: 999px; flex: 0 0 auto; background: var(--space-row-color, var(--space-chip-color, var(--accent))); box-shadow: 0 0 0 3px color-mix(in srgb, var(--space-chip-color, currentColor) 8%, transparent); }
.space-dot.empty { background: transparent; border: 1px solid var(--border); box-shadow: none; }
#spaceChipLabel { min-width: 0; overflow: hidden; text-overflow: ellipsis; transition: opacity .12s ease, max-width .18s ease; }
.space-chip-spacer { display: none; }
.space-chip.active { padding-right: 38px; }
.space-chip.active .space-chip-spacer { display: inline-block; width: 2px; }
.space-chip-leave { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); width: 22px; height: 22px; display: inline-grid; place-items: center; flex: 0 0 auto; border-radius: 999px; color: var(--text); background: color-mix(in srgb, var(--space-chip-color, var(--accent)) 18%, var(--panel-solid)); border: 1px solid color-mix(in srgb, var(--space-chip-color, var(--accent)) 30%, var(--border)); font-size: 0; line-height: 1; padding: 0; cursor: pointer; z-index: 1; }
.space-chip-leave::before { content: "×"; display: block; font-size: 16px; line-height: 1; transform: translateY(-1px); }
.space-chip-leave:hover, .space-chip-leave:focus-visible { background: color-mix(in srgb, var(--space-chip-color, var(--accent)) 30%, var(--panel-solid)); outline: none; }
.space-chip-leave.hidden { display: none; }
.active-space-dock.collapsed .space-chip { width: 28px; height: 28px; min-height: 28px; padding: 0; gap: 0; display: inline-grid; place-items: center; overflow: hidden; border-color: var(--space-bar-pill-border); background: var(--space-bar-pill-bg); }
.active-space-dock.collapsed .space-chip.space-activity-pending,
.active-space-dock.collapsed .space-chip.space-activity-ready { overflow: visible; }
.active-space-dock.collapsed #spaceChipLabel { display: none; max-width: 0; opacity: 0; }
.active-space-dock.collapsed .space-chip-spacer, .active-space-dock.collapsed .space-chip-leave, .active-space-dock.collapsed .space-chip-color-input, .active-space-dock.collapsed .space-chip-color-edit { display: none; }
.active-space-dock.collapsed .space-dot { width: 18px; height: 18px; margin: 0; align-self: center; justify-self: center; }
.space-material-rail { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 6px; max-height: 76px; opacity: 1; overflow: hidden; pointer-events: auto; transition: max-height .18s ease, opacity .14s ease; }
.space-material-rail button { position: relative; min-height: 32px; display: inline-flex; align-items: center; gap: 6px; border: 1px solid color-mix(in srgb, var(--space-chip-color, var(--accent)) 24%, var(--border)); border-radius: 999px; padding: 6px 10px; background: var(--panel-solid); color: var(--text); font-size: 11px; line-height: 1.15; font-weight: 800; box-shadow: 0 6px 18px color-mix(in srgb, #000 12%, transparent); opacity: 1; }
.space-summary-coupon { border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 38%, var(--border)); background: color-mix(in srgb, var(--space-chip-color, var(--accent)) 12%, var(--panel-solid)); }
.space-summary-coupon.secondary { background: var(--panel-solid); border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 24%, var(--border)); color: var(--muted); }
.space-summary-coupon:hover, .space-summary-coupon:focus-visible { outline: none; border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 55%, var(--border)); color: var(--text); }
.space-material-icon { width: 18px; height: 18px; display: inline-grid; place-items: center; border-radius: 999px; background: color-mix(in srgb, var(--space-chip-color, var(--accent)) 18%, var(--panel-solid)); color: var(--space-chip-color, var(--accent)); font-size: 12px; line-height: 1; }
.space-material-indicator { display: none; width: 7px; height: 7px; border-radius: 999px; background: var(--space-chip-color, var(--accent)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--space-chip-color, var(--accent)) 16%, transparent); }
.space-material-btn.has-material .space-material-indicator { display: inline-block; }
.active-space-dock.collapsed .space-material-rail,
.active-space-dock.artifact-mode .space-material-rail { max-height: 0; opacity: 0; pointer-events: none; }
.space-menu {
  position: absolute; top: calc(100% + 9px); right: 0; z-index: 7;
  width: min(360px, calc(100vw - 24px));
  display: grid; gap: 12px; padding: 12px;
  border: 1px solid var(--border); border-radius: 20px;
  background: var(--panel-solid); box-shadow: var(--shadow);
}
.space-menu-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.space-menu-header strong { display: block; font-size: 14px; }
.space-menu-header small { display: block; color: var(--muted); font-size: 12px; margin-top: 1px; }
.space-menu-close { width: 30px; height: 30px; border: 1px solid var(--border); border-radius: 10px; background: var(--panel); color: var(--text); }
.space-artifact-menu { width: min(320px, calc(100vw - 24px)); }
.space-artifact-menu > .space-menu-header,
.space-artifact-menu > .space-list,
.space-artifact-menu > .space-editor,
.space-artifact-menu > .space-create { display: none; }
.space-artifact-actions { display: grid; gap: 8px; }
.space-artifact-action { width: 100%; display: grid; gap: 3px; text-align: left; border: 1px solid var(--border); border-radius: 14px; padding: 10px 12px; background: color-mix(in srgb, var(--panel) 75%, transparent); color: var(--text); }
.space-artifact-action.primary { border-color: color-mix(in srgb, var(--space-chip-color, var(--accent)) 45%, var(--border)); background: color-mix(in srgb, var(--space-chip-color, var(--accent)) 12%, var(--panel-solid)); }
.space-artifact-action strong { font-size: 13px; }
.space-artifact-action small { color: var(--muted); line-height: 1.3; }
.space-artifact-action:disabled { opacity: .62; cursor: progress; }
.space-list { display: grid; gap: 6px; max-height: 280px; overflow: auto; }
.space-row {
  width: 100%; display: grid; grid-template-columns: auto minmax(0, 1fr) auto auto; align-items: center; gap: 10px;
  border: 1px solid var(--border); border-radius: 14px; padding: 9px 10px;
  background: color-mix(in srgb, var(--panel) 72%, transparent); color: var(--text); text-align: left;
}
.space-row.active { border-color: color-mix(in srgb, var(--space-row-color, var(--accent)) 48%, var(--border)); background: color-mix(in srgb, var(--space-row-color, var(--accent)) 10%, var(--panel-solid)); }
.space-row-main { min-width: 0; }
.space-row-main strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.space-row-main small { display: block; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; margin-top: 1px; }
.space-row-activity { display: none; width: 9px; height: 9px; border-radius: 999px; background: var(--space-row-color, var(--accent)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--space-row-color, var(--accent)) 14%, transparent); }
.space-row-pending .space-row-activity { display: inline-block; animation: spacePulse 1.2s ease-in-out infinite; }
.space-row-ready .space-row-activity { display: inline-block; background: var(--space-row-color, var(--accent)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--space-row-color, var(--accent)) 16%, transparent); }
.space-row-action { color: var(--muted); font-size: 11px; font-weight: 800; }
.space-editor { display: grid; grid-template-columns: minmax(0, 1fr) 164px; gap: 8px; align-items: center; padding: 10px; border: 1px solid color-mix(in srgb, var(--space-accent, var(--accent)) 22%, var(--border)); border-radius: 14px; background: color-mix(in srgb, var(--space-accent, var(--accent)) 7%, var(--panel-solid)); }
.space-editor label { min-width: 0; color: var(--muted); font-size: 12px; font-weight: 750; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.space-color-picker { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr) 40px; gap: 7px; align-items: center; }
.space-color-picker-custom { grid-template-columns: 40px; justify-content: start; }
.space-editor select, .space-create select { min-width: 0; border: 1px solid var(--border); border-radius: 12px; padding: 8px 10px; color: var(--text); background: var(--panel); outline: none; }
.space-color-picker input[type="color"] { width: 40px; height: 38px; padding: 3px; border: 1px solid var(--border); border-radius: 12px; background: var(--panel); }
.space-color-picker input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.space-color-picker input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 9px; }
.space-create { display: grid; gap: 7px; border-top: 1px solid var(--border); padding-top: 12px; }
.space-create-inline { display: grid; grid-template-columns: minmax(0, 1fr) 42px auto; gap: 7px; align-items: center; }
.space-create input[type="text"], .space-create > input, .space-create-inline > input { min-width: 0; border: 1px solid var(--border); border-radius: 12px; padding: 9px 10px; color: var(--text); background: var(--panel); outline: none; }
.space-create-color { position: relative; width: 42px; height: 38px; display: inline-grid; place-items: center; cursor: pointer; }
.space-create-color input[type="color"] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; border: 0; padding: 0; }
.space-create-color span { width: 24px; height: 24px; border-radius: 999px; background: currentColor; box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 18%, transparent), inset 0 0 0 1px color-mix(in srgb, #000 18%, transparent); }
.space-create-color:focus-within span, .space-create-color:hover span { box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 26%, transparent), inset 0 0 0 1px color-mix(in srgb, #000 18%, transparent); }
.space-create button { padding: 9px 11px; border-radius: 12px; }
.space-status { grid-column: 1 / -1; min-height: 15px; color: var(--muted); font-size: 12px; }
.space-link-current { width: 100%; padding: 9px 10px; border-radius: 12px; font-size: 12px; }
.deployment-ready {
  flex: 0 1 auto;
  max-width: min(42vw, 280px);
  border: 1px solid color-mix(in srgb, var(--accent) 36%, var(--border));
  border-radius: 999px;
  padding: 7px 11px;
  background: color-mix(in srgb, var(--accent) 10%, var(--panel-solid));
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.deployment-ready:hover, .deployment-ready:focus-visible { background: color-mix(in srgb, var(--accent) 16%, var(--panel-solid)); }
.topbar-action {
  flex: 0 0 auto;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 11px;
  background: color-mix(in srgb, var(--panel-solid) 78%, transparent);
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}
.topbar-action:hover, .topbar-action:focus-visible { color: var(--text); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); background: color-mix(in srgb, var(--accent) 7%, var(--panel-solid)); }
.topbar-action.copied { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.icon-btn {
  position: relative;
  width: 38px; height: 38px; border-radius: 13px;
  border: 1px solid var(--border); background: var(--panel-solid); color: var(--text);
}
.icon-btn.has-unread::after { content: ""; position: absolute; right: 5px; top: 5px; width: 9px; height: 9px; border-radius: 999px; background: var(--accent); border: 2px solid var(--panel-solid); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent); }
.icon-btn.danger { color: #ef4444; }
#abortBtn { display: none; }