:root{--hs-maxw: 1180px;--hs-rail: 340px;--hs-gap: 18px}*{box-sizing:border-box}html,body{margin:0;background:var(--bg-0);color:var(--ink)}body{font-family:var(--font-body, "Inter", system-ui, sans-serif);min-height:100vh}.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg-0) 82%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.hs-wrap{max-width:var(--hs-maxw);margin:0 auto;padding:0 18px 96px}.hs-hero{padding:34px 0 20px}.hs-hero h1{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.15;margin:0 0 10px;letter-spacing:-.02em;color:var(--ink-bright, var(--ink))}.hs-hero p{margin:0;max-width:74ch;color:var(--ink-dim);line-height:1.65}.hs-grid{display:grid;grid-template-columns:minmax(0,1fr) var(--hs-rail);gap:var(--hs-gap);align-items:start}.hs-rail{display:flex;flex-direction:column;gap:var(--hs-gap);position:sticky;top:76px}@media(max-width:1000px){.hs-grid{grid-template-columns:minmax(0,1fr)}.hs-rail{position:static}}.hs-stage{position:relative;aspect-ratio:1 / 1;max-height:78vh;border-radius:var(--radius-card, 14px);border:1px solid var(--card-border);background:#000;overflow:hidden;cursor:grab;touch-action:none}.hs-stage:active{cursor:grabbing}.hs-stage:focus-visible{outline:2px solid var(--accent, #7c8cff);outline-offset:2px}.hs-stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity .4s ease}.hs-stage[data-state=ready] canvas{opacity:1}.hs-hint{position:absolute;left:50%;bottom:14px;transform:translate(-50%);margin:0;padding:5px 14px;border-radius:999px;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#ffffff8c;background:#ffffff12;border:1px solid rgba(255,255,255,.1);pointer-events:none;opacity:1;transition:opacity .5s ease}.hs-stage[data-hint=off] .hs-hint,.hs-stage[data-state=error] .hs-hint{opacity:0}.hs-error{position:absolute;inset:0;display:none;place-items:center;padding:24px}.hs-stage[data-state=error] .hs-error{display:grid}.hs-error p{margin:0;max-width:42ch;text-align:center;color:#ffffffbf;line-height:1.6}.hs-panel{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-card, 14px);padding:16px}.hs-panel-h{margin:0 0 12px;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-dim);font-weight:600}.hs-how p{margin:0;font-size:.85rem;color:var(--ink-dim);line-height:1.6}.hs-chips{display:flex;flex-wrap:wrap;gap:8px}.hs-chip{padding:7px 14px;border-radius:999px;font-size:.85rem;font-weight:500;color:var(--ink-dim);background:var(--surface-1);border:1px solid var(--card-border);cursor:pointer;transition:color .14s ease,background .14s ease,border-color .14s ease,transform .14s ease}.hs-chip:hover{color:var(--ink-bright, var(--ink));border-color:var(--ink-dim);transform:translateY(-1px)}.hs-chip:active{transform:translateY(0)}.hs-chip:focus-visible{outline:2px solid var(--accent, #7c8cff);outline-offset:2px}.hs-chip.is-on{color:var(--ink-bright, var(--ink));background:var(--surface-2);border-color:var(--accent, #7c8cff)}.hs-custom{margin-top:12px}.hs-label{display:block;font-size:.82rem;color:var(--ink-dim);margin-bottom:8px}.hs-label b{color:var(--ink-bright, var(--ink));font-weight:600}.hs-input-row{display:flex;gap:8px}.hs-input{flex:1;min-width:0;padding:8px 12px;border-radius:10px;font:inherit;font-size:.9rem;color:var(--ink);background:var(--surface-1);border:1px solid var(--card-border);transition:border-color .14s ease}.hs-input:focus{outline:none;border-color:var(--accent, #7c8cff)}.hs-input[aria-invalid=true]{border-color:var(--danger, #f87171)}.hs-range{width:100%;accent-color:var(--accent, #7c8cff);cursor:pointer}.hs-range:focus-visible{outline:2px solid var(--accent, #7c8cff);outline-offset:4px;border-radius:4px}.hs-actions{display:flex;gap:10px}.hs-btn{padding:9px 16px;border-radius:10px;font:inherit;font-size:.9rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .14s ease,color .14s ease,border-color .14s ease,transform .14s ease}.hs-btn:hover{transform:translateY(-1px)}.hs-btn:active{transform:translateY(0)}.hs-btn:focus-visible{outline:2px solid var(--accent, #7c8cff);outline-offset:2px}.hs-btn-primary{flex:1;color:#0b0d12;background:var(--accent, #7c8cff)}.hs-btn-primary:hover{filter:brightness(1.08)}.hs-btn-secondary{color:var(--ink);background:var(--surface-1);border-color:var(--card-border)}.hs-btn-secondary:hover{border-color:var(--ink-dim)}.hs-next{margin-top:42px}.hs-next h2{font-size:1.05rem;margin:0 0 14px;color:var(--ink-bright, var(--ink))}.hs-next-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}.hs-next-card{display:flex;flex-direction:column;gap:6px;padding:16px;border-radius:var(--radius-card, 14px);background:var(--card-bg);border:1px solid var(--card-border);text-decoration:none;color:inherit;transition:border-color .14s ease,transform .14s ease}.hs-next-card:hover{border-color:var(--ink-dim);transform:translateY(-2px)}.hs-next-card:focus-visible{outline:2px solid var(--accent, #7c8cff);outline-offset:2px}.hs-next-card strong{color:var(--ink-bright, var(--ink))}.hs-next-card span{font-size:.85rem;color:var(--ink-dim);line-height:1.55}@media(prefers-reduced-motion:reduce){.hs-stage canvas,.hs-hint,.hs-chip,.hs-btn,.hs-next-card{transition:none}}