:root{color-scheme:dark;--ink: #f6f7ef;--muted: #b8c2b7;--line: rgba(246, 247, 239, .18);--panel: rgba(9, 14, 13, .62);--accent: #7ee081;--accent-2: #ff5c8a;--accent-3: #47c7ff}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden;background:radial-gradient(circle at 50% 50%,rgba(126,224,129,.08),transparent 34%),linear-gradient(135deg,#050706,#0b1210 42%,#07080a);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}canvas{position:fixed;inset:0;width:100vw;height:100vh;display:block;cursor:crosshair}button,input{font:inherit}button{min-height:42px;border:1px solid var(--line);border-radius:8px;background:#f6f7ef14;color:var(--ink);cursor:pointer;transition:transform .16s ease,background .16s ease,border-color .16s ease}button:hover{transform:translateY(-1px);background:#f6f7ef26;border-color:#f6f7ef59}button:active{transform:translateY(0)}.primary{width:100%;border-color:#7ee081b8;background:linear-gradient(135deg,#7ee081eb,#47c7ffd1);color:#06100a;font-weight:800}.hud{position:fixed;left:clamp(14px,3vw,34px);top:clamp(14px,3vw,34px);z-index:2;display:grid;gap:12px;width:min(390px,calc(100vw - 28px));pointer-events:none}.panel{border:1px solid var(--line);border-radius:8px;background:var(--panel);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 18px 70px #00000061,inset 0 1px #ffffff0a;pointer-events:auto}.intro{padding:18px}.intro h1{margin:0 0 8px;font-size:clamp(2rem,8vw,4.6rem);line-height:.94;letter-spacing:0}.intro p{margin:0 0 14px;max-width:34ch;color:var(--muted);line-height:1.5}.eyebrow{color:var(--accent);font-size:.76rem;font-weight:800;text-transform:uppercase}.controls{padding:12px;display:grid;gap:10px}.mode-row,.button-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.button-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.button-grid button:first-child{grid-column:1 / -1}.mode.active{background:#ff5c8a3d;border-color:#ff5c8ac7}body[data-mode=calme] .mode.active{background:#7ee08138;border-color:#7ee081c7}body[data-mode=stable] .mode.active{background:#47c7ff38;border-color:#47c7ffc2}body[data-mode=chaos] .mode.active{background:#ff5c8a40;border-color:#ff5c8ad1}.field{display:grid;gap:6px;color:var(--muted);font-size:.82rem}input{width:100%;min-height:40px;border:1px solid var(--line);border-radius:8px;background:#0000003d;color:var(--ink);padding:0 10px}.readout{position:fixed;right:clamp(14px,3vw,34px);bottom:clamp(14px,3vw,34px);z-index:2;display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;max-width:min(520px,calc(100vw - 28px));pointer-events:none}.readout span{border:1px solid var(--line);border-radius:8px;background:#0c110f9e;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);padding:8px 10px;color:var(--muted);min-width:0}.readout strong{color:var(--ink)}body.immersive .hud,body.immersive .readout{opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s ease,visibility .22s ease}body.immersive canvas{cursor:none}@media(max-width:680px){.hud{top:10px;left:10px;width:calc(100vw - 20px)}.intro{padding:14px}.intro p{font-size:.92rem}}