.x-platform section[hidden] { display: none !important; }

.xas-mount {
  --xas-bg: var(--platform-dark-surface, #141417);
  --xas-raised: var(--platform-dark-raised, #1B1B1E);
  --xas-canvas: var(--platform-dark-bg, #0A0A0B);
  --xas-line: var(--platform-dark-border, #27272A);
  --xas-line-2: var(--platform-dark-border-strong, #3F3F46);
  --xas-text: var(--platform-dark-text, #FAFAFA);
  --xas-muted: var(--platform-dark-muted, #A1A1AA);
  --xas-blue: var(--platform-dark-accent, #50A2FF);
  --xas-blue-rgb: 80, 162, 255;
  --xas-ok: #00BC7D;
  --xas-crit: #F87171;
  --xas-heat: #F59E0B;
  --xas-heat-soft: #FCD34D;
  --xas-stale: #71717A;
  --xas-mono: var(--font-mono, 'JetBrains Mono', monospace);
  --xas-thread-h: 404px;
  width: 100%;
  max-width: 560px;
  margin-left: auto;
}

.xas-sr {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.xas {
  position: relative; isolation: isolate;
  display: flex; flex-direction: column;
  border: 1px solid var(--xas-line);
  border-radius: 20px;
  background:
    radial-gradient(120% 55% at 0% 0%, rgba(var(--xas-blue-rgb), 0.085), transparent 62%),
    radial-gradient(90% 40% at 100% 100%, rgba(var(--xas-blue-rgb), 0.045), transparent 70%),
    var(--xas-bg);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 40px 90px -45px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  color: var(--xas-text);
  font-size: 0.9375rem;
}

.xas__head {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.875rem 0.875rem 0.875rem 1rem;
  border-bottom: 1px solid var(--xas-line);
  background: rgba(10, 10, 11, 0.35);
}
.xas__id { display: flex; flex-direction: column; min-width: 0; line-height: 1.25; }
.xas__id b { font-size: 0.9375rem; font-weight: 600; color: var(--xas-text); white-space: nowrap; }
.xas__id span { font-family: var(--xas-mono); font-size: 0.6875rem; color: var(--xas-muted); letter-spacing: 0.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xas__badge {
  margin-left: auto; flex: none;
  font-family: var(--xas-mono); font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--xas-blue); border: 1px solid rgba(var(--xas-blue-rgb), 0.42); border-radius: 999px; padding: 0.2rem 0.6rem;
  background: rgba(var(--xas-blue-rgb), 0.06);
}
.xas__reset {
  flex: none; display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 10px; border: 1px solid transparent; background: none; color: var(--xas-muted); cursor: pointer;
  transition: color var(--dur-fast, 160ms) var(--ease-out, ease), border-color var(--dur-fast, 160ms) var(--ease-out, ease), background-color var(--dur-fast, 160ms) var(--ease-out, ease);
}
.xas__reset:hover { color: var(--xas-text); border-color: var(--xas-line-2); background: var(--xas-raised); }

.xas__orb {
  position: relative; flex: none; width: 30px; height: 30px; border-radius: 50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0) 30%),
    conic-gradient(from 200deg, #1E4E8C, var(--xas-blue), #9CCBFF, #2B6CB8, #1E4E8C);
  box-shadow: 0 0 0 1px rgba(var(--xas-blue-rgb), 0.35), 0 0 18px -2px rgba(var(--xas-blue-rgb), 0.55);
}
.xas__orb--sm { width: 22px; height: 22px; box-shadow: 0 0 0 1px rgba(var(--xas-blue-rgb), 0.3), 0 0 12px -3px rgba(var(--xas-blue-rgb), 0.5); }
.xas.is-busy .xas__head .xas__orb, .xas-msg.is-thinking .xas__orb { animation: xas-turn 1.6s linear infinite; }
@keyframes xas-turn { to { transform: rotate(360deg); } }

.xas__thread {
  height: var(--xas-thread-h);
  overflow-y: auto; overflow-x: hidden;
  overscroll-behavior: contain;
  padding: 1rem 1rem 1.25rem;
  display: flex; flex-direction: column; gap: 1rem;
  scrollbar-width: thin; scrollbar-color: var(--xas-line-2) transparent;
  scroll-behavior: auto;
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 14px, #000 calc(100% - 10px), transparent);
  mask-image: linear-gradient(180deg, transparent 0, #000 14px, #000 calc(100% - 10px), transparent);
}
.xas__thread::-webkit-scrollbar { width: 6px; }
.xas__thread::-webkit-scrollbar-thumb { background: var(--xas-line-2); border-radius: 6px; }
.xas__thread::-webkit-scrollbar-track { background: transparent; }

.xas-brief {
  border: 1px solid var(--xas-line); border-radius: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), var(--xas-canvas);
  padding: 0.875rem 0.875rem 0.75rem;
}
.xas-brief__top { display: flex; align-items: center; gap: 0.625rem; }
.xas-brief__hi { margin: 0; font-size: 0.9375rem; font-weight: 500; color: var(--xas-text); }
.xas-brief__grid {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1px;
  margin: 0.75rem 0 0; border-radius: 10px; overflow: hidden; background: var(--xas-line);
}
.xas-brief__grid > div { background: var(--xas-bg); padding: 0.5rem 0.5rem 0.55rem; min-width: 0; }
.xas-brief__grid dt { display: flex; align-items: center; gap: 0.3rem; font-size: 0.6875rem; color: var(--xas-muted); white-space: nowrap; }
.xas-brief__grid dd { margin: 0.15rem 0 0; font-family: var(--xas-mono); font-size: 1.0625rem; font-weight: 500; color: var(--xas-text); font-variant-numeric: tabular-nums; }
.xas-brief__k { margin: 0.6rem 0 0; font-family: var(--xas-mono); font-size: 0.6875rem; letter-spacing: 0.04em; color: var(--xas-muted); }

.xas-dot { display: inline-block; flex: none; width: 7px; height: 7px; border-radius: 50%; background: var(--xas-muted); }
.xas-dot--ok { background: var(--xas-ok); }
.xas-dot--crit { background: var(--xas-crit); box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.16); }
.xas-dot--warn { background: var(--xas-heat); }
.xas-dot--watch { background: var(--xas-heat-soft); }
.xas-dot--stale { background: var(--xas-stale); }

.xas-msg { display: flex; gap: 0.625rem; animation: xas-in var(--dur-slow, 420ms) var(--ease-out, ease) both; }
@keyframes xas-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.xas-msg--user { flex-direction: column; align-items: flex-end; gap: 0.3rem; }
.xas-msg__b {
  max-width: 84%;
  padding: 0.6rem 0.875rem; border-radius: 16px 16px 4px 16px;
  background: rgba(var(--xas-blue-rgb), 0.14); border: 1px solid rgba(var(--xas-blue-rgb), 0.34);
  color: var(--xas-text); line-height: 1.45;
}
.xas-msg__via { display: inline-flex; align-items: center; gap: 0.3rem; font-family: var(--xas-mono); font-size: 0.6875rem; color: var(--xas-blue); }
.xas-msg__via svg { width: 12px; height: 12px; }
.xas-msg--bot { align-items: flex-start; }
.xas-msg--bot > .xas__orb { margin-top: 1px; }
.xas-msg__body { flex: 1; min-width: 0; }
.xas-msg__text { margin: 0; line-height: 1.62; color: var(--xas-text); white-space: pre-line; overflow-wrap: anywhere; }
.xas-msg__text.is-streaming::after {
  content: ''; display: inline-block; width: 7px; height: 1.05em; margin-left: 2px; vertical-align: -0.15em;
  background: var(--xas-blue); border-radius: 2px; animation: xas-caret 0.9s steps(1) infinite;
}
@keyframes xas-caret { 50% { opacity: 0; } }

.xas-hl { font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.xas-hl--t { color: var(--xas-heat-soft); background: rgba(245, 158, 11, 0.1); padding: 0.05em 0.3em; border-radius: 5px; }
.xas-hl--id { color: var(--xas-text); }
.xas-hl--s { font-weight: 500; color: var(--xas-muted); text-decoration: underline dotted var(--xas-stale); text-underline-offset: 3px; }

.xas-think { display: inline-flex; align-items: center; min-height: 22px; }
.xas-think__t {
  font-size: 0.875rem; color: var(--xas-muted);
  background: linear-gradient(90deg, var(--xas-muted) 0%, var(--xas-text) 45%, var(--xas-muted) 70%) 0 0 / 220% 100%;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  animation: xas-shimmer 1.4s linear infinite;
}
@keyframes xas-shimmer { from { background-position: 120% 0; } to { background-position: -100% 0; } }

.xas-cites { display: flex; flex-wrap: wrap; align-items: center; gap: 0.375rem; margin-top: 0.75rem; animation: xas-in var(--dur-slow, 420ms) var(--ease-out, ease) both; }
.xas-cites__k { flex: 1 1 100%; font-family: var(--xas-mono); font-size: 0.6875rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--xas-muted); }
.xas-cite {
  display: inline-flex; align-items: center; gap: 0.375rem;
  font-family: var(--xas-mono); font-size: 0.75rem; color: var(--xas-text);
  padding: 0.25rem 0.55rem; border-radius: 8px; border: 1px solid var(--xas-line-2); background: var(--xas-raised);
}

.xas__suggest { padding: 0.75rem 1rem 0; border-top: 1px solid var(--xas-line); }
.xas__suggest-k { display: flex; align-items: center; gap: 0.375rem; margin: 0 0 0.5rem; font-family: var(--xas-mono); font-size: 0.6875rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--xas-muted); }
.xas__suggest-k svg { color: var(--xas-blue); }
.xas__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.xas-chip {
  display: inline-flex; align-items: center; gap: 0.4rem;
  min-height: 36px; padding: 0.4rem 0.8rem;
  font: inherit; font-size: 0.8125rem; line-height: 1.3; text-align: left; color: var(--xas-text);
  border: 1px solid var(--xas-line-2); border-radius: 999px; background: var(--xas-raised); cursor: pointer;
  transition: border-color var(--dur-fast, 160ms) var(--ease-out, ease), background-color var(--dur-fast, 160ms) var(--ease-out, ease), color var(--dur-fast, 160ms) var(--ease-out, ease);
}
.xas-chip:hover { border-color: rgba(var(--xas-blue-rgb), 0.7); background: rgba(var(--xas-blue-rgb), 0.08); }
.xas-chip.is-asked { color: var(--xas-muted); }
.xas-chip.is-asked::before {
  content: ''; width: 9px; height: 5px; margin-top: -2px; flex: none;
  border-left: 1.75px solid var(--xas-blue); border-bottom: 1.75px solid var(--xas-blue); transform: rotate(-45deg);
}

.xas__composer {
  display: flex; align-items: center; gap: 0.5rem;
  margin: 0.75rem 1rem 0; padding: 0.375rem 0.375rem 0.375rem 0.875rem;
  border: 1px solid var(--xas-line-2); border-radius: 16px; background: var(--xas-canvas);
  transition: border-color var(--dur-base, 240ms) var(--ease-out, ease), box-shadow var(--dur-base, 240ms) var(--ease-out, ease);
}
.xas.is-busy .xas__composer, .xas.is-listening .xas__composer { border-color: rgba(var(--xas-blue-rgb), 0.55); box-shadow: 0 0 0 4px rgba(var(--xas-blue-rgb), 0.08); }
.xas__field { position: relative; flex: 1; min-width: 0; min-height: 40px; display: flex; align-items: center; font-size: 0.875rem; }
.xas__ph { color: var(--xas-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xas__typed { color: var(--xas-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; direction: ltr; }
.xas__caret { display: none; width: 2px; height: 1.1em; margin-left: 1px; background: var(--xas-blue); animation: xas-caret 0.9s steps(1) infinite; }
.xas__field.is-typing .xas__ph { display: none; }
.xas__field.is-typing .xas__caret { display: inline-block; }
.xas__listen { display: none; align-items: center; gap: 0.5rem; color: var(--xas-blue); font-family: var(--xas-mono); font-size: 0.75rem; }
.xas.is-listening .xas__ph, .xas.is-listening .xas__typed, .xas.is-listening .xas__caret { display: none; }
.xas.is-listening .xas__listen { display: inline-flex; }
.xas__wave { display: inline-flex; align-items: center; gap: 3px; height: 18px; }
.xas__wave i { width: 3px; height: 100%; border-radius: 2px; background: var(--xas-blue); transform: scaleY(0.3); animation: xas-wave 0.9s ease-in-out infinite; }
.xas__wave i:nth-child(2) { animation-delay: 0.1s; } .xas__wave i:nth-child(3) { animation-delay: 0.2s; }
.xas__wave i:nth-child(4) { animation-delay: 0.3s; } .xas__wave i:nth-child(5) { animation-delay: 0.2s; }
.xas__wave i:nth-child(6) { animation-delay: 0.1s; } .xas__wave i:nth-child(7) { animation-delay: 0s; }
@keyframes xas-wave { 0%, 100% { transform: scaleY(0.3); } 50% { transform: scaleY(1); } }

.xas__mic {
  flex: none; display: inline-flex; align-items: center; gap: 0.4rem; height: 40px; padding: 0 0.8rem 0 0.7rem;
  font: inherit; font-size: 0.8125rem; font-weight: 500; color: var(--xas-text);
  border: 1px solid var(--xas-line-2); border-radius: 12px; background: var(--xas-raised); cursor: pointer;
  transition: border-color var(--dur-fast, 160ms) var(--ease-out, ease), background-color var(--dur-fast, 160ms) var(--ease-out, ease);
}
.xas__mic svg { color: var(--xas-blue); }
.xas__mic:hover { border-color: rgba(var(--xas-blue-rgb), 0.7); background: rgba(var(--xas-blue-rgb), 0.08); }
.xas.is-listening .xas__mic { border-color: var(--xas-blue); background: rgba(var(--xas-blue-rgb), 0.16); box-shadow: 0 0 0 0 rgba(var(--xas-blue-rgb), 0.5); animation: xas-ping 1.2s var(--ease-out, ease) infinite; }
@keyframes xas-ping { to { box-shadow: 0 0 0 10px rgba(var(--xas-blue-rgb), 0); } }
.xas__send {
  flex: none; display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: var(--xas-raised); color: var(--xas-muted);
  transition: background-color var(--dur-base, 240ms) var(--ease-out, ease), color var(--dur-base, 240ms) var(--ease-out, ease);
}
.xas.is-ready .xas__send, .xas__field.is-typing ~ .xas__send { background: var(--xas-blue); color: var(--xas-canvas); }

.xas__foot {
  margin: 0; padding: 0.75rem 1rem 0.875rem; text-align: center;
  font-size: 0.75rem; line-height: 1.5; color: var(--xas-muted);
}

.xas button:focus-visible, .xas__thread:focus-visible { outline: 2px solid var(--focus-color, var(--xas-blue)); outline-offset: 2px; }
.xas__thread:focus-visible { outline-offset: -2px; border-radius: 4px; }

.xas-static { border: 1px solid var(--xas-line, #27272A); border-radius: 16px; background: #141417; padding: 1.25rem; }
.xas-static__k { margin: 0 0 0.75rem; font-family: var(--font-mono, monospace); font-size: 0.75rem; color: #A1A1AA; }
.xas-static__q { margin: 0 0 0.75rem auto; max-width: 85%; width: fit-content; padding: 0.6rem 0.875rem; border-radius: 14px; background: rgba(80, 162, 255, 0.14); border: 1px solid rgba(80, 162, 255, 0.34); color: #FAFAFA; }
.xas-static__a { margin: 0; color: #FAFAFA; line-height: 1.6; }

@media (max-width: 900px) {
  .xas-mount { max-width: none; margin-left: 0; }
}
@media (max-width: 560px) {
  .xas-mount { --xas-thread-h: 372px; }
  .xas { border-radius: 16px; }
  .xas__thread { padding: 0.875rem 0.75rem 1rem; }
  .xas__suggest { padding: 0.75rem 0.75rem 0; }
  .xas__composer { margin: 0.625rem 0.75rem 0; }
  .xas-brief__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xas-brief__grid > div:first-child { grid-column: 1 / -1; display: flex; align-items: baseline; justify-content: space-between; }
  .xas-msg__b { max-width: 92%; }
  .xas__head { gap: 0.625rem; }
  .xas__send { display: none; }
  .xas__chips {
    flex-wrap: nowrap; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none;
    margin: 0 -0.75rem; padding: 0 0.75rem 0.125rem; scroll-padding-inline: 0.75rem;
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 0.75rem, #000 calc(100% - 2rem), transparent);
    mask-image: linear-gradient(90deg, transparent 0, #000 0.75rem, #000 calc(100% - 2rem), transparent);
  }
  .xas__chips::-webkit-scrollbar { display: none; }
  .xas-chip { flex: none; scroll-snap-align: start; white-space: nowrap; }
}
@media (max-width: 400px) {
  .xas__id span { display: none; }
  .xas__head { padding-left: 0.75rem; gap: 0.5rem; }
  .xas__head > .xas__orb { width: 26px; height: 26px; }
  .xas__badge { font-size: 0.625rem; letter-spacing: 0.04em; padding: 0.2rem 0.45rem; }
  .xas-brief__grid dt { font-size: 0.625rem; }
}

@media (prefers-reduced-motion: reduce) {
  .xas-msg, .xas-cites { animation: none; }
  .xas.is-busy .xas__head .xas__orb, .xas-msg.is-thinking .xas__orb { animation: none; }
  .xas-think__t { animation: none; -webkit-text-fill-color: currentColor; background: none; }
  .xas__wave i { animation: none; transform: scaleY(0.6); }
  .xas.is-listening .xas__mic { animation: none; }
  .xas-msg__text.is-streaming::after, .xas__caret { animation: none; }
}