:root{color-scheme:dark;--bg-top: #081221;--bg-bottom: #153d59;--panel: rgba(9, 20, 34, .72);--panel-soft: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .1);--text-primary: #f8f3ea;--text-secondary: rgba(241, 236, 228, .72);--accent: #ffbd7f;--accent-strong: #ff8d61;--accent-cool: #8dd7ff;--shadow: 0 24px 80px rgba(0, 0, 0, .32);font-family:Avenir Next,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(circle at top,rgba(255,201,123,.16),transparent 34%),linear-gradient(180deg,var(--bg-top),var(--bg-bottom));color:var(--text-primary)}body{min-height:100vh}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(1180px,calc(100vw - 32px));margin:0 auto;padding:32px 0 48px}.shell-home{display:grid;gap:24px}.shell-demo{padding-top:24px}.hero-card,.play-card,.control-panel,.demo-canvas-panel{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:var(--panel);border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow)}.hero-card{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,.8fr);gap:24px;padding:28px}.hero-copy h1,.panel-head h1{margin:0;font-size:clamp(2.4rem,5vw,4.2rem);line-height:.95;letter-spacing:-.06em}.lead{max-width:44rem;color:var(--text-secondary);font-size:1.05rem;line-height:1.7}.eyebrow,.section-kicker{margin:0 0 12px;color:var(--accent);text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:700}.hero-actions,.control-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.primary-button,.secondary-button,.ghost-link{border-radius:999px;padding:12px 18px;transition:transform .16s ease,border-color .16s ease,background .16s ease}.primary-button,.secondary-button{border:none;cursor:pointer}.primary-button{background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#182232;font-weight:800}.secondary-button{background:#ffffff14;color:var(--text-primary);border:1px solid var(--border)}.ghost-link{border:1px solid var(--border);color:var(--text-secondary)}.primary-button:hover,.secondary-button:hover,.ghost-link:hover{transform:translateY(-1px)}.hero-stats,.telemetry{display:grid;gap:12px;align-content:start}.stat-card,.telemetry-card{padding:16px 18px;border-radius:20px;background:var(--panel-soft);border:1px solid rgba(255,255,255,.06)}.stat-card span,.telemetry-card span,.section-note{color:var(--text-secondary)}.stat-card strong,.telemetry-card strong{display:block;margin-top:6px;font-size:1.2rem}.play-card,.demo-canvas-panel{padding:24px}.play-header{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:18px}.play-header h2{margin:0;font-size:1.8rem}.canvas-wrap{display:flex;justify-content:center;padding:12px;border-radius:24px;background:linear-gradient(180deg,#ffffff0f,#ffffff03),#040b1794}canvas{display:block;width:min(100%,520px);max-width:100%;border-radius:28px;touch-action:none}.demo-layout{display:grid;grid-template-columns:minmax(310px,360px) minmax(0,1fr);gap:24px}.control-panel{padding:24px;align-self:start;position:sticky;top:20px}.control-list{display:grid;gap:14px;margin:24px 0 18px}.range-field{display:grid;gap:8px;padding:14px 16px;border-radius:18px;background:var(--panel-soft)}.range-field span{color:var(--text-secondary)}.range-field strong{color:var(--accent-cool)}.range-field input[type=range]{width:100%}.toggle-field{display:flex;align-items:center;gap:10px;margin:0 0 18px;color:var(--text-secondary)}@media (max-width: 960px){.hero-card,.demo-layout{grid-template-columns:1fr}.control-panel{position:static}}@media (max-width: 640px){.shell{width:min(100vw - 20px,1180px);padding-top:18px}.hero-card,.play-card,.control-panel,.demo-canvas-panel{padding:18px;border-radius:22px}.play-header{flex-direction:column;align-items:start}.hero-copy h1,.panel-head h1{font-size:2.5rem}}