:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--paper:#fafaf8;--grid:#e9e8e2;--ink:#1c2025;--muted:#5a6069;--select:#1e66f5;--select-soft:#1e66f514;--card-border:#d9d8d0;--font-cover:"Noto Sans SC", "PingFang SC", "Microsoft YaHei", "PingFang TC", "Microsoft JhengHei", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", "Noto Sans Hebrew", "Arial Hebrew", "Geeza Pro", "Noto Sans Arabic", "Segoe UI";--font-display:"Space Grotesk", "Avenir Next", var(--font-cover), sans-serif;--font-body:"IBM Plex Sans", "Helvetica Neue", var(--font-cover), sans-serif;--font-mono:"IBM Plex Mono", ui-monospace, var(--font-cover), monospace;--header-height:58px;--content-width:1280px;--bg:var(--paper);--bg-elevated:#fff;--bg-soft:#f3f2ec;--bg-code:#14171b;--text:var(--ink);--text-soft:var(--muted);--text-faint:#7b8189;--line:var(--card-border);--brand:var(--select);--brand-soft:var(--select-soft)}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--paper:#101319;--grid:#1d222b;--ink:#edf0f5;--muted:#a8afb9;--select:#78a6ff;--select-soft:#78a6ff21;--card-border:#303742;--bg-elevated:#171b23;--bg-soft:#202630;--bg-code:#090b0f;--text-faint:#7f8998}*{box-sizing:border-box}html,body{margin:0}body{font-family:var(--font-body);color:var(--ink);background:var(--paper);background-image:linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);background-size:48px 48px;font-size:16px;line-height:1.6}a{color:var(--select)}a:focus-visible,button:focus-visible{outline:2px solid var(--select);outline-offset:2px}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.site-header{z-index:20;height:var(--header-height);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--card-border);background:#fafaf8e0;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;padding:0 clamp(16px,4vw,40px);display:grid;position:sticky;top:0}.site-brand{color:var(--ink);flex:none;align-items:center;gap:10px;text-decoration:none;display:inline-flex}.site-brand__glyph{width:18px;height:18px}.deckle-mark__accent{fill:var(--select)}.deckle-mark__ink{fill:var(--ink)}.site-brand__name{font-family:var(--font-display);letter-spacing:-.03em;font-size:16px;font-weight:700}.site-brand__stage{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);border:1px solid var(--card-border);border-radius:999px;padding:1px 8px;font-size:10px}.site-nav{scrollbar-width:none;justify-content:center;align-items:center;gap:clamp(8px,2vw,24px);min-width:0;display:flex;overflow-x:auto}.site-nav::-webkit-scrollbar{display:none}.site-nav__link{color:var(--muted);padding:4px 2px;font-size:14px;font-weight:500;text-decoration:none}.site-nav__link:hover{color:var(--ink)}.site-nav__link[aria-current=page]{color:var(--select);border-bottom:2px solid var(--select)}.header-tools{flex:none;align-items:center;gap:7px;display:flex}.search-trigger,.icon-button,.mobile-menu-button{border:1px solid var(--line);background:var(--bg-elevated);height:34px;color:var(--text-soft);border-radius:8px}.search-trigger{cursor:pointer;align-items:center;gap:7px;padding:0 8px 0 10px;font-size:12px;display:inline-flex}.search-trigger kbd{border:1px solid var(--line);background:var(--bg-soft);color:var(--text-faint);border-radius:5px;padding:2px 5px;font-family:inherit;font-size:10px}.icon-button,.mobile-menu-button{cursor:pointer;place-items:center;min-width:34px;padding:0 7px;font-size:12px;text-decoration:none;display:inline-grid}.mobile-menu-button{font-size:18px;display:none}.hero{min-height:calc(88vh - var(--header-height));align-items:center;display:flex;position:relative;overflow:hidden}.hero__canvas{z-index:0;width:100%;height:100%;position:absolute;inset:0}.hero__scrim{z-index:1;pointer-events:none;background:radial-gradient(at 42%,#fafaf873,#0000 70%);position:absolute;inset:0}.hero__inner{z-index:2;width:min(1080px,100% - clamp(32px,8vw,80px));margin:clamp(48px,8vh,96px) auto;position:relative}.hero__brand{color:var(--select);align-items:center;gap:12px;margin:0 0 22px;display:inline-flex}.hero__brand-mark{width:36px;height:36px}.hero__brand-wordmark{font-family:var(--font-display);letter-spacing:-.03em;color:var(--ink);font-size:22px;font-weight:700}.artifact-card{border:2px solid var(--select);background:#fffffff0;border-radius:4px;padding:clamp(28px,5vw,56px);position:relative;box-shadow:0 12px 48px #1c20251a}.artifact-card__handle{border:2px solid var(--select);background:#fff;width:10px;height:10px;position:absolute}.artifact-card__handle--nw{top:-6px;left:-6px}.artifact-card__handle--ne{top:-6px;right:-6px}.artifact-card__handle--sw{bottom:-6px;left:-6px}.artifact-card__handle--se{bottom:-6px;right:-6px}.artifact-card__frame-label{top:-30px;font-family:var(--font-mono);color:var(--select);background:var(--select-soft);white-space:nowrap;border-radius:3px;margin:0;padding:2px 8px;font-size:11px;position:absolute;inset-inline-start:-2px}h1{font-family:var(--font-display);letter-spacing:-.025em;max-width:18ch;margin:0 0 20px;font-size:clamp(30px,5vw,52px);font-weight:700;line-height:1.08}.hero__lede{color:var(--muted);max-width:58ch;margin:0 0 24px;font-size:clamp(16px,2vw,18px)}.hero__equation{font-family:var(--font-mono);color:var(--ink);margin:0 0 32px;font-size:clamp(12px,1.6vw,14px);line-height:2.1}.eq-term{background:hsl(var(--chip,210) 60% 92%);border:1px solid hsl(var(--chip,210) 40% 80%);white-space:nowrap;border-radius:4px;padding:2px 8px}.eq-term--kw{background:var(--ink);border-color:var(--ink);color:var(--paper);font-weight:500}.eq-term--opt{color:var(--muted);background:0 0;border-style:dashed;border-color:#c4c3bb}.hero__actions{flex-wrap:wrap;gap:12px;display:flex}.button{font-family:var(--font-body);border-radius:6px;padding:10px 22px;font-size:15px;font-weight:600;text-decoration:none;transition:transform .12s,box-shadow .12s;display:inline-block}.button--primary{background:var(--select);color:#fff;box-shadow:0 2px 10px #1e66f559}.button--primary:hover{transform:translateY(-1px);box-shadow:0 4px 16px #1e66f566}.button--ghost{color:var(--ink);border:1px solid var(--card-border);background:#ffffffb3}.button--ghost:hover{border-color:var(--ink)}.section{border-top:1px solid var(--card-border);width:min(1080px,100% - clamp(32px,8vw,80px));margin:0 auto;padding:clamp(56px,9vh,104px) 0}.eyebrow{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--select);margin:0 0 12px;font-size:12px}h2{font-family:var(--font-display);letter-spacing:-.02em;max-width:26ch;margin:0 0 14px;font-size:clamp(24px,3.4vw,34px);font-weight:700;line-height:1.15}.section__lede{color:var(--muted);max-width:64ch;margin:0 0 32px}.lifecycle{font-family:var(--font-mono);border:1px solid var(--card-border);background:#fffc;border-radius:8px;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:28px;padding:18px 22px;font-size:14px;display:flex}.lifecycle__state{border:1px solid var(--card-border);background:#fff;border-radius:5px;padding:4px 12px}.lifecycle__state--paint{background:#f1e7f9;border-color:#c4a6d9}.lifecycle__state--live{border-color:var(--select);background:var(--select-soft);color:var(--select);font-weight:500}.lifecycle__arrow{color:var(--muted)}.lifecycle__note{color:var(--muted);text-align:start;flex-basis:100%;font-size:12px}.boundary{border:1px solid var(--card-border);background:#fffc;border-radius:8px;flex-wrap:wrap;gap:10px;margin-bottom:28px;padding:16px 20px;display:flex}.boundary__pair{font-family:var(--font-mono);border:1px solid var(--card-border);border-radius:5px;align-items:stretch;font-size:12px;display:inline-flex;overflow:hidden}.boundary__kind{color:var(--ink);background:#fff;padding:4px 9px}.boundary__reason{color:#93531a;background:#fef1e7;border-inline-start:1px dashed #e0af85;padding:4px 9px}.facts{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:0;padding:0;list-style:none;display:grid}.facts li{border:1px solid var(--card-border);color:var(--muted);background:#fffc;border-radius:8px;padding:18px 20px;font-size:15px}.facts strong{color:var(--ink);margin-bottom:6px;display:block}.package-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.package{border:1px solid var(--card-border);background:#fffc;border-radius:8px;padding:16px 18px;transition:border-color .12s}.package:hover{border-color:var(--select)}.package__name{font-family:var(--font-mono);margin:0 0 6px;font-size:14px;font-weight:500}.package__role{color:var(--muted);margin:0;font-size:14px}.section--status{padding-bottom:clamp(72px,10vh,120px)}.site-footer{border-top:1px solid var(--card-border);font-family:var(--font-mono);color:var(--muted);background:#fff9;align-items:center;gap:10px;padding:24px clamp(16px,4vw,40px);font-size:13px;display:flex}.site-footer p{margin:0}.site-footer__mark{flex:none;display:block}.docs-grid{width:min(var(--content-width), 100%);grid-template-columns:220px minmax(0,760px) 180px;justify-content:center;gap:44px;margin:0 auto;padding:42px 24px 80px;display:grid}.sidebar h2,.page-outline h2{max-width:none;color:var(--text-faint);font-family:var(--font-body);letter-spacing:.09em;text-transform:uppercase;margin:0 0 9px;font-size:11px;font-weight:700}.sidebar a:hover,.sidebar a[aria-current=page],.page-outline a:hover{color:var(--brand)}.sidebar a[aria-current=page]{font-weight:650}.page-outline{border-inline-start:1px solid var(--line);padding-inline-start:16px}.page-outline .outline-level-3{padding-inline-start:12px;font-size:12px}.doc-content{color:var(--text-soft);overflow-wrap:anywhere;font-size:15px;line-height:1.82}.doc-content>:first-child{margin-top:0}.doc-content h1,.doc-content h2,.doc-content h3,.doc-content h4{max-width:none;color:var(--text)}.doc-content h1{margin:0 0 30px;font-size:clamp(32px,4vw,42px)}.doc-content h2{border-top:1px solid var(--line);margin:48px 0 18px;padding-top:10px;font-size:25px}.doc-content p,.doc-content 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var(--line);border-radius:11px;gap:5px;padding:16px 18px;text-decoration:none;display:grid}.page-link strong{color:var(--brand);font-size:14px}.page--doc{background-image:none}.doc{width:min(820px,100% - clamp(32px,8vw,80px));margin:0 auto;padding:clamp(32px,6vh,64px) 0 clamp(64px,10vh,120px)}.doc__article h1{max-width:none;font-size:clamp(28px,4vw,40px)}.doc__article h2{border-top:1px solid var(--card-border);margin-top:48px;padding-top:24px}.doc__article h3{font-family:var(--font-display);letter-spacing:-.01em;margin:32px 0 8px;font-size:19px}.doc__article p,.doc__article li{color:#343a41;font-size:15.5px}.doc__notice{border:1px dashed var(--card-border);color:var(--muted);background:#ffffffb3;border-radius:6px;margin:0 0 24px;padding:10px 16px;font-size:14px}.doc__article blockquote{border-inline-start:3px solid var(--select);background:var(--select-soft);border-start-end-radius:6px;border-end-end-radius:6px;margin:20px 0;padding:12px 20px}.doc__article blockquote p{color:var(--ink);margin:0}.doc__article code{font-family:var(--font-mono);background:#f0efe9;border-radius:4px;padding:1px 5px;font-size:.88em}.doc__article pre{color:#e6e9ed;background:#14171b;border-radius:8px;padding:18px 20px;line-height:1.55;overflow-x:auto}.doc__article pre code{background:0 0;padding:0;font-size:13px}.doc__article table{border-collapse:collapse;width:100%;margin:20px 0;font-size:14px}.doc__article th,.doc__article td{border:1px solid var(--card-border);text-align:start;vertical-align:top;padding:8px 12px}.doc__article th{font-family:var(--font-mono);background:#f3f2ec;font-size:12.5px;font-weight:500}.app-frame{height:calc(100vh - var(--header-height))}.app-frame iframe{border:0;width:100%;height:100%;display:block}.page--playground{background-image:none}.demo-gallery{width:min(1240px,100% - 40px);margin:0 auto;padding:clamp(56px,8vw,100px) 0 96px}.demo-gallery__intro{grid-template-columns:minmax(0,760px) minmax(180px,1fr);align-items:end;column-gap:48px;margin-bottom:42px;display:grid}.demo-gallery__intro .eyebrow,.demo-gallery__intro h1{grid-column:1}.demo-gallery__intro h1{max-width:15ch;margin-bottom:18px;font-size:clamp(40px,6vw,72px)}.demo-gallery__intro>p:not(.eyebrow,.demo-gallery__scope){max-width:68ch;color:var(--muted);grid-column:1;margin:0;font-size:17px}.demo-gallery__scope{border:1px solid var(--card-border);background:color-mix(in srgb, var(--bg-elevated) 90%, transparent);color:var(--muted);font-family:var(--font-mono);border-radius:9px;grid-area:1/2/span 3;align-self:end;margin:0;padding:15px 17px;font-size:11px;line-height:1.55}.demo-tabs{border:1px solid var(--card-border);background:var(--card-border);border-radius:12px;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;padding:1px;display:grid;overflow:hidden}.demo-tabs button{background:var(--bg-elevated);min-height:64px;color:var(--muted);text-align:start;cursor:pointer;border:0;align-items:center;gap:12px;padding:12px 16px;display:flex}.demo-tabs button:hover{color:var(--ink);background:var(--bg-soft)}.demo-tabs button[aria-selected=true]{color:var(--ink);box-shadow:inset 0 -3px 0 var(--select)}.demo-tabs button span{color:var(--select);font-family:var(--font-mono);font-size:11px}.demo-panel{border:1px solid var(--card-border);background:color-mix(in srgb, var(--bg-elevated) 94%, transparent);border-radius:14px;margin-top:18px;padding:clamp(22px,4vw,40px);box-shadow:0 24px 80px #181e281a}.demo-panel__header{justify-content:space-between;align-items:start;gap:32px;margin-bottom:24px;display:flex}.demo-panel__number{color:var(--select);font-family:var(--font-mono);letter-spacing:.12em;margin:0 0 7px;font-size:11px}.demo-panel__header 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transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:8px;grid-template-columns:repeat(4,minmax(0,1fr));margin:0;display:grid;overflow:hidden;box-shadow:0 10px 32px #00000029}.demo-stage--canvas .demo-hud{inset-inline:12px;position:absolute;bottom:12px}.demo-hud div{min-width:0;padding:8px 11px}.demo-hud div+div{border-inline-start:1px solid var(--card-border)}.demo-hud dt{color:var(--muted);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;font-size:9px}.demo-hud dd{color:var(--ink);font-family:var(--font-mono);text-overflow:ellipsis;white-space:nowrap;margin:2px 0 0;font-size:11px;overflow:hidden}.demo-stage--interaction{padding:14px}.demo-stage--interaction .demo-canvas{aspect-ratio:36/23;border-radius:7px}.demo-status{color:var(--muted);font-family:var(--font-mono);grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;margin-top:12px;font-size:11px;display:grid}.demo-status 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output{min-width:46px;color:var(--ink);font-family:var(--font-mono)}.demo-hud--streaming{inset-inline:12px;position:absolute;bottom:12px}.stream-canvas-shell{position:relative}.stream-canvas{aspect-ratio:12/7;cursor:grab;touch-action:none}.stream-canvas.is-dragging{cursor:grabbing}.stream-canvas__status{inset-inline-start:12px;pointer-events:none;gap:6px;display:flex;position:absolute;top:12px}.stream-canvas__status span{color:var(--muted);background:color-mix(in srgb, var(--bg-elevated) 92%, transparent);border:1px solid var(--card-border);font-family:var(--font-mono);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:5px;padding:4px 7px;font-size:9px}.stream-canvas__status span:nth-child(2){color:#dd6b62}.stream-canvas__status span:nth-child(3){color:#d8902f}.demo-panel__hint{color:var(--muted);font-family:var(--font-mono);margin:14px 0 0;font-size:10px}.code-example{color:#d8dee9;text-align:left;direction:ltr;background:#11151c;border:1px solid #2d3542;border-radius:10px;margin-top:24px;overflow:hidden;box-shadow:0 16px 44px #080c122e}.code-example__toolbar{color:#929cab;min-height:42px;font-family:var(--font-mono);background:#171c24;border-bottom:1px solid #2a313c;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 10px 0 14px;font-size:10px;display:grid}.code-example__dots{gap:6px;display:flex}.code-example__dots i{background:#4b5563;border-radius:50%;width:8px;height:8px}.code-example__dots i:first-child{background:#f07178}.code-example__dots i:nth-child(2){background:#e6b450}.code-example__dots i:last-child{background:#7fd88f}.code-example__language{letter-spacing:.04em}.code-example__copy{color:#aeb7c4;min-height:28px;font:inherit;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:5px;justify-self:end;align-items:center;gap:6px;padding:0 8px;display:inline-flex}.code-example__copy:hover{color:#f0f3f7;background:#202733;border-color:#3a4657}.code-example__viewport{transition:max-height 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