:root{--red:#e3262b;--red-dark:#b5171b;--ink:#111316;--gray:#8a9097;--light:#f5f6f7;--glass:#fafbfce0;--font:"Helvetica Neue", "Segoe UI", "Inter", Arial, sans-serif}*{box-sizing:border-box}html,body{height:100%;font-family:var(--font);color:var(--ink);-webkit-user-select:none;user-select:none;background:#d4e4f2;margin:0;overflow:hidden}#app,#app canvas{width:100%;height:100%;display:block;position:fixed;inset:0}.hidden{display:none!important}.hud{pointer-events:none;z-index:10;position:fixed;inset:0}.vignette{opacity:.15;background:radial-gradient(#0000 55%,#0a142359 100%);transition:opacity .2s linear;position:absolute;inset:0}.crosshair{background:#fffffff2;border-radius:50%;width:4px;height:4px;margin:-2px 0 0 -2px;position:absolute;top:50%;left:50%;box-shadow:0 0 0 1.5px #00000059}.hud-top{justify-content:space-between;align-items:flex-start;display:flex;position:absolute;top:22px;left:28px;right:28px}.hud-progress{gap:6px;margin-top:10px;display:flex}.hud-progress span{background:#ffffff8c;width:26px;height:4px;box-shadow:0 1px 4px #0003}.hud-progress span.on{background:var(--red)}.hud-timer-wrap{text-align:right}.hud-timer{letter-spacing:1px;color:#fff;font-variant-numeric:tabular-nums;text-shadow:0 1px 10px #00000059;font-size:34px;font-weight:300}.hud-best{letter-spacing:3px;color:#ffffffd9;text-shadow:0 1px 6px #0006;font-size:11px}.hud-toast{text-align:center;opacity:0;transition:opacity .35s,transform .35s;position:absolute;top:24%;left:50%;transform:translate(-50%,-10px)}.hud-toast.show{opacity:1;transform:translate(-50%)}.toast-title{background:var(--red);color:#fff;letter-spacing:6px;padding:8px 18px;font-size:15px;font-weight:700;display:inline-block}.toast-sub{letter-spacing:8px;color:#fff;text-shadow:0 2px 14px #00000059;margin-top:8px;font-size:26px;font-weight:300}.hud-hint{border-left:3px solid var(--red);color:#fff;letter-spacing:1px;white-space:nowrap;opacity:0;background:#1113169e;padding:10px 20px;font-size:15px;transition:opacity .3s,transform .3s;position:absolute;bottom:13%;left:50%;transform:translate(-50%,8px)}.hud-hint.show{opacity:1;transform:translate(-50%)}.hud-keys{letter-spacing:2px;color:#ffffffbf;text-shadow:0 1px 4px #0006;font-size:11px;position:absolute;bottom:18px;left:28px}.hud-fade{opacity:0;background:#fff;position:absolute;inset:0}.hud-fade.flash{animation:.6s ease-out flash}@keyframes flash{0%{opacity:1}to{opacity:0}}.menu{z-index:20;background:linear-gradient(100deg,#f5f7f9d1 0%,#f5f7f98c 45%,#f5f7f900 75%);position:fixed;inset:0}.screen{padding:7vh 7vw;display:none;position:absolute;inset:0}.screen.active{animation:.35s enter;display:block}@keyframes enter{0%{opacity:0;transform:translate(-12px)}to{opacity:1;transform:none}}.panel{width:min(460px,100%)}.brand{letter-spacing:10px;align-items:center;gap:14px;font-size:28px;font-weight:300;display:flex}.brand b{color:var(--red);margin-left:8px;font-weight:800}.brand.big{letter-spacing:12px;font-size:46px;line-height:1}.brand-mark{background:var(--red);flex:none;width:14px;height:46px;transform:skew(-18deg)}.tagline{color:#4b5158;letter-spacing:.5px;margin:18px 0 34px;font-size:15px}h1,h2{letter-spacing:10px;margin:0 0 26px;font-weight:300}h2{font-size:30px}.buttons{flex-direction:column;align-items:stretch;gap:8px;display:flex}.btn{font-family:var(--font);letter-spacing:5px;text-align:left;color:var(--ink);cursor:pointer;background:#ffffffeb;border:none;border-left:4px solid #0000;padding:15px 22px;font-size:15px;font-weight:600;transition:background .15s,border-color .15s,transform .15s,color .15s}.btn:hover{border-left-color:var(--red);transform:translate(4px)}.btn.primary{background:var(--red);color:#fff}.btn.primary:hover{background:var(--red-dark);border-left-color:var(--ink)}.btn.ghost{color:#3a3f45;background:0 0}.best-line{letter-spacing:4px;color:#4b5158;min-height:14px;margin-top:18px;font-size:12px}.tip{letter-spacing:1px;color:#3a3f45;max-width:520px;font-size:12px;position:absolute;bottom:5vh;left:7vw}.settings{background:#ffffffc7;margin-top:26px;padding:16px 18px 6px}.settings .row{letter-spacing:1.5px;text-transform:uppercase;color:#3a3f45;grid-template-columns:150px 1fr 48px;align-items:center;gap:10px;margin-bottom:12px;font-size:12px;display:grid}.settings .row .seg{grid-column:2/span 2}.settings output{text-align:right;font-variant-numeric:tabular-nums}input[type=range]{appearance:none;background:#cfd3d8;outline:none;width:100%;height:3px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:var(--red);cursor:pointer;width:14px;height:14px}input[type=range]::-moz-range-thumb{background:var(--red);cursor:pointer;border:none;border-radius:0;width:14px;height:14px}.seg{display:flex}.seg button{font-family:var(--font);letter-spacing:2px;color:#3a3f45;cursor:pointer;background:#fff;border:1px solid #cfd3d8;flex:1;padding:7px 6px;font-size:11px}.seg button+button{border-left:none}.seg button.on{background:var(--ink);border-color:var(--ink);color:#fff}table.controls{border-collapse:collapse;background:#ffffffd9;width:100%;margin-bottom:18px}table.controls td{border-bottom:1px solid #e5e7ea;padding:10px 16px;font-size:14px}kbd{min-width:28px;font-family:var(--font);letter-spacing:1px;background:var(--ink);color:#fff;text-align:center;padding:3px 8px;font-size:12px;font-weight:700;display:inline-block}.small{color:#4b5158;margin:0 0 18px;font-size:12px}.screen-finished .panel{width:min(520px,100%)}.finish-kicker{letter-spacing:6px;color:var(--red);margin-bottom:8px;font-size:12px;font-weight:700}.finish h1{letter-spacing:8px;margin-bottom:10px;font-size:44px;font-weight:800}.finish-time{font-variant-numeric:tabular-nums;letter-spacing:2px;font-size:72px;font-weight:200;line-height:1.1}.record{background:var(--red);color:#fff;letter-spacing:4px;margin:8px 0;padding:5px 12px;font-size:12px;font-weight:700;display:inline-block}.finish-best,.finish-stats{letter-spacing:4px;color:#3a3f45;margin:6px 0;font-size:13px}.finish .buttons{margin-top:26px}.screen-loading{flex-direction:column;justify-content:center;align-items:center;gap:24px;display:none}.screen-loading.active{display:flex}.loading-bar{background:#0000001a;width:260px;height:3px}.loading-bar span{background:var(--red);width:0;height:100%;transition:width .2s;display:block}.unsupported{text-align:center;justify-content:center;align-items:center;padding:24px;font-size:16px;display:flex;position:fixed;inset:0}@media (max-width:720px){.screen{padding:5vh 16px}.brand.big{letter-spacing:8px;font-size:32px}.settings .row{grid-template-columns:110px 1fr 44px}.hud-hint{white-space:normal;width:90%}.menu{background:#f5f7f9cc}}.hud-level{letter-spacing:4px;color:#fff;text-shadow:0 1px 6px #00000073;font-size:11px}.hud-level b{color:#fff;background:var(--red);text-shadow:none;margin-right:6px;padding:2px 7px;font-weight:700}.panel.wide{width:min(900px,100%)}.buttons.inline{flex-direction:row;margin-top:18px}.level-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px;display:grid}.level-card{cursor:pointer;background:#ffffffeb;border-left:4px solid #0000;outline:none;padding:16px 18px 14px;transition:transform .15s,border-color .15s,background .15s;position:relative}.level-card:hover,.level-card:focus-visible{border-left-color:var(--red);transform:translateY(-2px)}.level-card.current{border-left-color:var(--red)}.level-card.locked{cursor:not-allowed;color:#8a9097;background:#ffffff80}.level-card.locked:hover{border-left-color:#0000;transform:none}.lc-top{letter-spacing:3px;justify-content:space-between;font-size:11px;font-weight:700;display:flex}.lc-label{color:var(--red)}.level-card.locked .lc-label,.lc-status{color:#8a9097}.level-card.done .lc-status{color:var(--ink)}.lc-name{letter-spacing:4px;margin:10px 0 4px;font-size:20px;font-weight:300}.lc-tag{color:#4b5158;min-height:32px;font-size:12px}.lc-best{letter-spacing:3px;font-variant-numeric:tabular-nums;margin-top:10px;font-size:12px}.unlock{border:2px solid var(--ink);letter-spacing:4px;margin:12px 0 0;padding:6px 12px;font-size:12px;font-weight:700;display:inline-block}.pause-level{margin-bottom:6px}.screen-levels{overflow-y:auto}