.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--border-subtle);background:color-mix(in srgb,var(--canvas-0) 90%,transparent);backdrop-filter:blur(18px)}
.site-header__inner,.site-footer__inner,.scene__inner{max-width:var(--content-max);margin:auto;padding-left:32px;padding-right:32px}.site-header__inner{padding-top:15px;padding-bottom:15px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-lockup{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:750}.brand-mark{width:31px;height:31px;filter:drop-shadow(0 0 14px rgba(93,156,255,.18))}.brand-word{font-size:1.05rem}.brand-word span{color:var(--accent-violet)}
.primary-nav{display:flex;align-items:center;gap:17px}.primary-nav>a,.nav-group>a{text-decoration:none;font-weight:620;font-size:.88rem;color:var(--text-secondary)}.primary-nav>a:hover,.nav-group>a:hover{color:var(--text-primary)}.nav-group{display:flex;gap:12px;align-items:center}.nav-group__label{font-weight:700}.menu-toggle{display:none;min-height:42px;border:1px solid var(--border-strong);background:var(--surface-1);color:var(--text-primary);border-radius:12px;padding:8px 12px}
.scene{padding:88px 0;border-bottom:1px solid var(--border-subtle);background:var(--canvas-0)}.scene__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.section-heading{max-width:880px;margin-bottom:48px}.scene-link{display:inline-block;margin-top:34px}.hero-support{font-size:clamp(1.08rem,1.7vw,1.35rem);font-weight:650;letter-spacing:-.018em;margin-bottom:12px;color:var(--text-secondary)}.button-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:28px}
.scene--hello{padding:64px 0 76px;background:var(--canvas-0)}.hero-cinema{display:grid;grid-template-columns:minmax(168px,.68fr) minmax(0,1.72fr) minmax(208px,.78fr);grid-template-areas:"source core output";gap:clamp(18px,2.7vw,44px);align-items:start;min-height:680px}.hero-core{grid-area:core;text-align:center}.hero-copy{max-width:760px;margin:0 auto 22px}.hero-copy h1{font-size:clamp(2rem,3.4vw,3.1rem)}.hero-copy .lead{font-size:1rem}.hero-visual-shell{position:relative;min-width:0}.hello-source{min-height:460px;border-radius:34px;background:var(--surface-1);display:grid;place-items:center;align-content:center;gap:20px}.hero-brand-signature{position:absolute;z-index:4;left:50%;top:46%;width:min(86%,560px);transform:translate(-50%,-50%);display:grid;justify-items:center;pointer-events:none}.hero-brand-mark{width:clamp(76px,9vw,112px)}.hero-brand-name{margin:10px 0 4px;font-size:clamp(2.2rem,4.7vw,3.75rem);font-weight:780;letter-spacing:-.055em;line-height:.95}.hero-brand-tagline{margin:9px 0 0;font:650 clamp(.67rem,1.2vw,.82rem)/1.25 var(--font-machine);letter-spacing:.22em}.hero-actions{justify-content:center;margin-top:20px}.hero-source-rail{grid-area:source;padding-top:164px}.hero-output-rail{grid-area:output;padding-top:164px}.hero-rail-kicker{display:flex;align-items:center;gap:9px;margin:0 0 12px}.hero-rail-kicker>span{width:18px;height:2px}.conversation-choices{display:flex;flex-wrap:wrap;gap:9px;margin:28px 0 14px}.hero-source-rail .conversation-choices{display:grid;grid-template-columns:1fr;gap:7px;margin:0 0 12px}.conversation-choice,.bloom-output,.speaker-toolbar button,.format-toggle button{border:1px solid var(--border-strong);background:var(--surface-1);color:var(--text-secondary);min-height:44px;padding:9px 14px;border-radius:13px;cursor:pointer;font-weight:650}.hero-source-rail .conversation-choice{position:relative;width:100%;min-height:40px;padding:8px 11px 8px 29px;text-align:left;font-size:.84rem}.conversation-choice:hover,.bloom-output:hover,.speaker-toolbar button:hover,.format-toggle button:hover{border-color:var(--border-active);color:var(--text-primary);background:var(--surface-2)}.conversation-choice[aria-pressed=true],.bloom-output[aria-pressed=true],.speaker-toolbar button[aria-pressed=true],.format-toggle button[aria-pressed=true]{background:linear-gradient(135deg,rgba(154,108,255,.22),rgba(93,156,255,.18));color:var(--text-primary);border-color:var(--border-active);box-shadow:var(--glow-blue)}.choice-response{min-height:68px;max-width:700px;padding:16px 18px;background:var(--surface-1);border-radius:17px;border:1px solid var(--border-subtle);border-left:3px solid var(--accent-violet);color:var(--text-secondary)}.hero-source-rail .choice-response{min-height:0;margin:0;padding:11px 12px;font-size:.79rem;line-height:1.45;border-radius:13px}.hero-capability-list{list-style:none;margin:0;padding:0;display:grid;gap:4px}.hero-capability-list li{display:grid;grid-template-columns:16px 1fr;gap:10px;align-items:center;padding:8px 0}.hero-capability-list i{width:10px;height:10px}.hero-capability-list strong,.hero-capability-list small{display:block}.hero-capability-list strong{font-size:.82rem;line-height:1.2}.hero-capability-list small{margin-top:3px;font-size:.69rem;line-height:1.3}.source-label{font-size:clamp(1.5rem,3vw,2.7rem);font-weight:750;letter-spacing:-.035em}
.scene--bloom{background:radial-gradient(circle at 12% 50%,rgba(255,107,74,.08),transparent 28rem),radial-gradient(circle at 88% 40%,rgba(93,156,255,.11),transparent 28rem),var(--canvas-1)}.bloom-map{display:grid;grid-template-columns:280px 1fr;gap:38px;align-items:center}.bloom-source{min-height:260px;background:linear-gradient(160deg,var(--surface-2),var(--surface-1));color:var(--text-primary);border:1px solid var(--border-strong);border-radius:30px;display:grid;place-items:center;align-content:center;gap:10px;box-shadow:var(--glow-coral)}.bloom-source .voice-pulse{height:110px;transform:scale(.72)}.bloom-source strong{font-size:1.3rem}.bloom-outputs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;position:relative}.bloom-output{text-align:left;min-height:70px;font-size:1rem}.bloom-response{grid-column:2;max-width:700px;margin:0;padding:18px 22px;background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:18px;font-size:1rem;color:var(--text-secondary)}
.audio-demo{display:grid;grid-template-columns:.78fr 1.22fr;gap:50px;align-items:start}.audio-player{position:sticky;top:96px;background:var(--surface-1);border:1px solid var(--border-strong);border-radius:24px;padding:22px;box-shadow:var(--shadow-soft)}.audio-player__meta{display:flex;justify-content:space-between;gap:20px;margin-bottom:20px}.audio-player__controls{display:grid;grid-template-columns:50px 1fr auto;gap:13px;align-items:center}.audio-toggle,.subtitle-playback button{width:50px;height:50px;border:1px solid var(--border-active);border-radius:14px;background:linear-gradient(135deg,var(--accent-violet),var(--accent-blue));color:var(--text-primary);cursor:pointer}.audio-seek,.subtitle-playback input{width:100%;accent-color:var(--accent-blue)}.audio-time{font-family:var(--font-machine);font-size:.73rem;color:var(--text-muted)}.demo-transcript{position:relative;padding-left:34px}.voice-thread{position:absolute;left:8px;top:0;bottom:0;width:2px;background:linear-gradient(var(--accent-coral),var(--accent-violet),var(--accent-blue));border-radius:999px;box-shadow:0 0 14px rgba(93,156,255,.2)}.demo-turn{padding:22px 20px;margin-bottom:8px;border-top:1px solid var(--border-subtle);border-radius:18px;transition:background .18s ease,border-color .18s ease}.demo-turn header,.speaker-turn header{display:flex;align-items:center;gap:10px}.demo-turn p,.speaker-turn p{font-size:clamp(1.15rem,2vw,1.6rem);line-height:1.35;letter-spacing:-.02em;margin:14px 0 0}.demo-turn .speaker-marker{width:10px;height:10px;border-radius:50%}.demo-turn--a .speaker-marker{background:var(--accent-coral)}.demo-turn--b .speaker-marker{background:var(--accent-cyan)}.demo-turn.is-active{background:var(--surface-1);border-color:var(--border-strong);box-shadow:0 12px 28px rgba(0,0,0,.18)}.timecode{margin-left:auto;border:0;background:transparent;color:var(--text-muted);padding:9px;border-radius:10px;cursor:pointer}
.scene--trace{background:var(--canvas-0)}.trace-demo{position:relative;padding:34px;background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:26px}.trace-demo blockquote{font-size:clamp(1.45rem,3vw,2.65rem);line-height:1.18;letter-spacing:-.03em;margin:0 0 28px;background:transparent;border-left:0;padding:0;color:var(--text-primary)}.trace-demo mark{background:linear-gradient(transparent 58%,rgba(93,156,255,.22) 58%);color:inherit}.trace-source{display:flex;width:100%;justify-content:space-between;align-items:center;border:1px solid var(--border-strong);background:var(--surface-2);color:var(--text-secondary);padding:14px 16px;border-radius:14px;font-family:var(--font-machine);cursor:pointer}.trace-line{height:2px;background:linear-gradient(90deg,var(--accent-coral),var(--accent-violet),var(--accent-blue));margin-top:16px;border-radius:999px}
.scene--speakers{background:radial-gradient(circle at 6% 40%,rgba(255,107,74,.08),transparent 25rem),var(--canvas-1)}.speaker-toolbar{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:28px}.speaker-toolbar button{display:flex;align-items:center;gap:8px}.speaker-dot{width:9px;height:9px;border-radius:50%}.speaker-dot--a{background:var(--accent-coral)}.speaker-dot--b{background:var(--accent-cyan)}.speaker-conversation{max-width:980px}.speaker-turn{background:var(--surface-1);padding:22px 24px;border-radius:22px;margin:12px 0;border:1px solid var(--border-subtle);border-left:4px solid transparent;transition:opacity .18s ease,border-color .18s ease}.speaker-turn--a{border-left-color:var(--accent-coral)}.speaker-turn--b{border-left-color:var(--accent-cyan)}.speaker-turn.is-muted{opacity:.3}
.subtitle-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}.subtitle-frame-wrap{position:relative;border-radius:26px;overflow:hidden;background:var(--surface-1);border:1px solid var(--border-strong);box-shadow:var(--shadow-soft)}.subtitle-frame-wrap img{width:100%;aspect-ratio:16/9;object-fit:cover}.subtitle-overlay{position:absolute;left:8%;right:8%;bottom:18%;margin:0;padding:9px 13px;background:rgba(2,8,21,.88);color:var(--text-primary);border:1px solid var(--border-subtle);border-radius:9px;text-align:center;font-weight:650}.subtitle-playback{display:flex;gap:13px;align-items:center;padding:16px;background:var(--surface-2)}.subtitle-playback button{width:42px;height:42px}.subtitle-file{background:var(--surface-1);border:1px solid var(--border-strong);border-radius:24px;padding:22px}.format-toggle{display:flex;gap:8px;margin-bottom:16px}.subtitle-file pre{min-height:180px;margin:0;background:var(--canvas-0);color:var(--text-secondary);border:1px solid var(--border-subtle);border-radius:16px;padding:18px;white-space:pre-wrap;overflow:auto;font:500 .8rem/1.6 var(--font-machine)}.file-links{display:flex;gap:16px;flex-wrap:wrap;margin-top:16px;font-size:.88rem}
.site-footer{border-top:1px solid var(--border-subtle);background:var(--canvas-1)}.site-footer__inner{display:grid;grid-template-columns:1fr auto;gap:30px;padding-top:42px;padding-bottom:42px}.footer-links{display:grid;grid-template-columns:repeat(2,auto);gap:9px 22px}.footer-links a{color:var(--text-secondary)}.operator-note{grid-column:1/-1;color:var(--text-muted);font-size:.86rem;margin:6px 0 0}
@media(max-width:980px){.menu-toggle{display:flex;gap:8px;align-items:center}.primary-nav{display:none;position:absolute;top:68px;left:16px;right:16px;z-index:60;background:var(--surface-elevated);padding:20px;border:1px solid var(--border-strong);border-radius:18px;box-shadow:var(--shadow-soft);flex-direction:column;align-items:stretch}.primary-nav[data-open]{display:flex}.nav-group{flex-direction:column;align-items:flex-start}.site-header__inner,.site-footer__inner,.scene__inner{padding-left:20px;padding-right:20px}.scene{padding:64px 0}.scene__grid,.bloom-map,.audio-demo,.subtitle-layout{grid-template-columns:1fr;gap:28px}.scene__grid--hero{min-height:auto}.hello-source{min-height:240px}.voice-pulse{height:110px;transform:scale(.72)}.conversation-choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.conversation-choice{text-align:left}.bloom-outputs{grid-template-columns:1fr}.bloom-response{grid-column:auto}.audio-player{position:relative;top:auto}.demo-transcript{padding-left:28px}.trace-demo{padding:24px 20px}.subtitle-frame-wrap{order:1}.subtitle-file{order:2}.site-footer__inner{grid-template-columns:1fr}.operator-note{grid-column:auto}}
@media(max-width:560px){.conversation-choices{grid-template-columns:1fr}.audio-player__controls{grid-template-columns:46px 1fr}.audio-time{grid-column:2}.speaker-turn{padding:18px 16px}.subtitle-overlay{font-size:.82rem;bottom:24%}}

@media(max-width:980px){.hero-cinema{grid-template-columns:1fr;grid-template-areas:"core" "source" "output";min-height:auto}.hero-source-rail,.hero-output-rail{padding-top:0}.hero-source-rail .conversation-choices{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-output-rail{margin-top:4px}.hero-capability-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}.hero-brand-signature{top:45%}.hero-copy{margin-bottom:18px}.scene--hello{padding-top:48px}}
@media(max-width:560px){.hero-source-rail .conversation-choices,.hero-capability-list{grid-template-columns:1fr}.hero-brand-name{font-size:clamp(2rem,12vw,3rem)}.hero-brand-tagline{letter-spacing:.13em}.hero-brand-signature{width:92%}.hero-copy h1{font-size:clamp(1.9rem,9.4vw,2.65rem)}}