:root{--bg: #0b0c0f;--bg-alt: #101116;--panel: #15171d;--line: #24262f;--ink: #e9eaee;--ink-dim: #9ea3b0;--ink-faint: #6b7080;--accent: #ffb44a;--accent-ink: #1a1206;--radius: 10px;--sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, Consolas, monospace;color-scheme:dark}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:5rem}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:1.15;margin:0;letter-spacing:-.015em}p{margin:0}a{color:inherit}code{font-family:var(--mono);font-size:.875em}.shell{width:min(1120px,100% - 2.5rem);margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--accent);color:var(--accent-ink);padding:.6rem 1rem;border-radius:0 0 var(--radius) 0;text-decoration:none;font-weight:600}.skip-link:focus{left:0}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}.topbar{position:sticky;top:0;z-index:50;background:#0b0c0fd1;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.topbar__inner{display:flex;align-items:center;gap:1.25rem;min-height:3.75rem}.brand{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--mono);font-weight:700;letter-spacing:-.02em;text-decoration:none;flex:0 0 auto}.brand__mark{width:1.15rem;height:1.45rem;border-radius:3px;background:linear-gradient(to bottom,#22242c 0,#22242c calc(50% - 1px),#000 calc(50% - 1px),#000 calc(50% + 1px),#17181d calc(50% + 1px),#17181d);box-shadow:inset 0 0 0 1px #ffffff14}.topnav{display:flex;gap:1.25rem;margin-inline-start:auto;font-size:.9rem}.topnav a{color:var(--ink-dim);text-decoration:none;padding:.25rem 0}.topnav a:hover{color:var(--ink)}.topbar__actions{display:flex;align-items:center;gap:.75rem;flex:0 0 auto}.langswitch{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}.langswitch button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--ink-faint);font:inherit;font-size:.75rem;font-weight:700;letter-spacing:.06em;padding:.3rem .65rem;cursor:pointer}.langswitch button.is-active{background:var(--ink);color:var(--bg)}.soundtoggle{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:inline-flex;align-items:center;justify-content:center;width:2.1rem;height:2.1rem;padding:0;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink-faint);cursor:pointer}.soundtoggle:hover,.soundtoggle[aria-pressed=true]{color:var(--ink);border-color:var(--ink-faint)}.soundtoggle__icon{width:1.05rem;height:1.05rem;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.soundtoggle__icon--on,.soundtoggle[aria-pressed=true] .soundtoggle__icon--off{display:none}.soundtoggle[aria-pressed=true] .soundtoggle__icon--on{display:block}.ghost-btn{border:1px solid var(--line);border-radius:999px;padding:.35rem .9rem;font-size:.85rem;text-decoration:none;color:var(--ink-dim)}.ghost-btn:hover{color:var(--ink);border-color:var(--ink-faint)}.hero{padding:clamp(3rem,9vw,6.5rem) 0 clamp(2.5rem,6vw,4.5rem);border-bottom:1px solid var(--line);background:radial-gradient(ellipse 80% 60% at 50% -10%,rgba(255,180,74,.09),transparent 70%),var(--bg)}.hero__inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:1.5rem}.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}.hero__title{margin:0;display:block}.hero__lede{max-width:60ch;color:var(--ink-dim);font-size:clamp(1rem,1.6vw,1.15rem)}.hero__actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;border:1px solid var(--line);border-radius:999px;background:var(--panel);color:var(--ink);font:inherit;font-weight:600;font-size:.95rem;padding:.6rem 1.4rem;text-decoration:none;cursor:pointer;transition:border-color .15s,transform .15s,background .15s}.btn:hover{border-color:var(--ink-faint);transform:translateY(-1px)}.btn--primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn--primary:hover{background:#ffc46e;border-color:#ffc46e}.btn--sm{font-size:.85rem;padding:.4rem 1rem}.install{display:inline-flex;align-items:center;gap:.5rem;border:1px solid var(--line);background:var(--panel);border-radius:var(--radius);padding:.45rem .45rem .45rem .9rem;max-width:100%}.install code{color:var(--ink-dim);white-space:nowrap;overflow-x:auto}.copy{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);background:var(--bg-alt);color:var(--ink-dim);font:inherit;font-size:.78rem;border-radius:6px;padding:.25rem .6rem;cursor:pointer;flex:0 0 auto}.copy:hover{color:var(--ink);border-color:var(--ink-faint)}.section{padding:clamp(3rem,7vw,5rem) 0;border-bottom:1px solid var(--line)}.section--alt{background:var(--bg-alt)}.section__title{font-size:clamp(1.5rem,3.2vw,2.1rem);margin-bottom:.6rem}.section__lede{color:var(--ink-dim);max-width:68ch;margin-bottom:2rem}.sub{font-size:1.1rem;margin:2.5rem 0 .85rem;color:var(--ink)}.sub:first-of-type{margin-top:1.5rem}.cards{list-style:none;margin:2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:1.25rem}.card h3{font-size:1rem;margin-bottom:.5rem}.card p{color:var(--ink-dim);font-size:.92rem}.card code{background:var(--bg);border-radius:4px;padding:.1em .35em}.tabs__list{display:flex;gap:.35rem;flex-wrap:wrap;margin-bottom:-1px}.tabs__list button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);border-bottom-color:transparent;background:transparent;color:var(--ink-faint);font:inherit;font-size:.88rem;font-weight:600;padding:.5rem 1rem;border-radius:8px 8px 0 0;cursor:pointer}.tabs__list button[aria-selected=true]{background:var(--panel);color:var(--ink);border-color:var(--line)}.tabs__panel{border:1px solid var(--line);border-radius:0 var(--radius) var(--radius) var(--radius);background:var(--panel);padding:1.25rem}.tabs__panel>p{color:var(--ink-dim);font-size:.92rem;margin-bottom:1rem}.tabs__panel code{background:transparent}.tabs__panel>p code{background:var(--bg);border-radius:4px;padding:.1em .35em}pre{margin:0;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:1rem;overflow-x:auto}pre code{font-size:.83rem;line-height:1.65;color:#d7dbe4;white-space:pre}.play{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem}@media(min-width:900px){.play{grid-template-columns:minmax(0,1.15fr) minmax(280px,.85fr)}}.play__stage{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,#0e0f13,#15171d);padding:2rem 1.25rem 1.25rem;display:flex;flex-direction:column;align-items:center;gap:1.5rem;min-height:220px;justify-content:center;overflow-x:auto}.play__stage-actions{display:flex;gap:.5rem}.play__controls{border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:1.25rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem 1rem}.field{display:flex;flex-direction:column;gap:.3rem;font-size:.8rem;color:var(--ink-dim);min-width:0}.field--wide{grid-column:1 / -1}.field>span{display:flex;justify-content:space-between;gap:.5rem;align-items:baseline}.field output{font-family:var(--mono);font-size:.75rem;color:var(--ink-faint)}.field input[type=text],.field select{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;border:1px solid var(--line);background:var(--bg);color:var(--ink);font:inherit;font-size:.88rem;border-radius:6px;padding:.45rem .6rem}.field select{font-family:var(--mono);font-size:.8rem}.field input[type=range]{width:100%;accent-color:var(--accent);margin:0}.field--check{flex-direction:row;align-items:center;gap:.5rem;grid-column:1 / -1}.field--check input{accent-color:var(--accent);width:1rem;height:1rem}.codeout{margin-top:1rem;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.codeout__bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.5rem .5rem .5rem .9rem;background:var(--panel);border-bottom:1px solid var(--line);font-size:.8rem;color:var(--ink-dim)}.codeout pre{border:0;border-radius:0}.board{border:1px solid var(--line);border-radius:var(--radius);background:#08090c;padding:1rem;overflow-x:auto}.board .sfb{--sfb-column-gap: clamp(.75rem, 2vw, 1.75rem);--sfb-row-gap: .45rem}.board .sfb__label{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;color:var(--ink-faint);opacity:1;padding-bottom:.6rem;border-bottom:1px solid var(--line);margin-bottom:.3rem}.board__actions{margin-top:1rem}.themegrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:2rem}.themecard{margin:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);padding:1.5rem 1rem .9rem;display:flex;flex-direction:column;align-items:center;gap:1rem;overflow-x:auto}.themecard figcaption{font-family:var(--mono);font-size:.76rem;color:var(--ink-faint);letter-spacing:.08em}.tablewrap{border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto}.ref{width:100%;border-collapse:collapse;font-size:.86rem;min-width:640px}.ref th,.ref td{text-align:left;padding:.6rem .9rem;border-bottom:1px solid var(--line);vertical-align:top}.ref thead th{background:var(--panel);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);font-weight:600;white-space:nowrap}.ref tbody tr:last-child td{border-bottom:0}.ref td:first-child code{color:var(--accent);white-space:nowrap}.ref .muted{color:var(--ink-faint)}.ref td:last-child{color:var(--ink-dim);min-width:22ch}.footer{padding:2rem 0 3rem;color:var(--ink-faint);font-size:.87rem}.footer__inner{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}.footer nav{display:flex;gap:1.25rem}.footer a{color:var(--ink-dim);text-decoration:none}.footer a:hover{color:var(--ink)}@media(max-width:720px){.topnav{display:none}.topbar__actions{margin-inline-start:auto}.play__controls{grid-template-columns:minmax(0,1fr)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}