:root{--bg: #0b0b0f;--panel: #15151b;--panel2: #1c1c24;--line: #2b2b36;--text: #eeece8;--muted: #9494a1;--accent: #ff5a4a;--accent-dim: #c93c2e;--radius: 10px;--font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", "Noto Sans JP", Meiryo, system-ui, sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font);overscroll-behavior:none}body{overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}button{font-family:inherit;color:inherit}[hidden]{display:none!important}#app{position:fixed;inset:0}.screen{position:absolute;inset:0;display:none}.screen.active{display:block}.btn{appearance:none;border:1px solid var(--line);background:var(--panel2);color:var(--text);min-height:44px;padding:0 18px;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,transform 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.v{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}.stat.wide{margin-left:auto;align-items:flex-end}.stat.wide .v{font-size:15px;letter-spacing:.06em;color:#ffd2cc}.stage{position:relative;min-height:0;overflow:hidden;touch-action:none}#board{position:absolute;inset:0;width:100%;height:100%;touch-action:none;display:block}.toolbar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;padding:8px 10px;padding-bottom:calc(8px + env(safe-area-inset-bottom));background:#0a0a0ed9;border-top:1px solid var(--line)}.loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:var(--bg);z-index:5}.loading .bar{width:min(280px,70vw);height:4px;background:var(--line);border-radius:2px;overflow:hidden}.loading .bar i{display:block;height:100%;width:0;background:var(--accent);transition:width .1s}.loading p{margin:0;color:var(--muted);font-size:14px;letter-spacing:.1em}.preview{position:absolute;inset:0;z-index:4;background:#060609e6;display:flex;align-items:center;justify-content:center;padding:18px;cursor:pointer;animation:fade .15s ease-out}.preview img{max-width:100%;max-height:100%;border-radius:6px;box-shadow:0 20px 60px #000000b3;pointer-events:none}.preview-timer{position:absolute;left:0;right:0;bottom:0;height:4px;background:transparent}.preview-timer i{display:block;height:100%;width:100%;background:var(--accent);transform-origin:left}@keyframes fade{0%{opacity:0}to{opacity:1}}.rot-hint{position:absolute;left:50%;top:10px;z-index:3;transform:translate(-50%);padding:6px 14px;border-radius:999px;background:#000000b3;font-size:12px;color:var(--muted);pointer-events:none;animation:hint 5s forwards;white-space:nowrap}@keyframes 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.v{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;margin-top:2px}.res .s{font-size:12px;color:var(--muted);margin-top:2px}.res.hi .v{color:#ffd2cc}.badge{display:inline-block;margin-left:8px;padding:2px 8px;border-radius:999px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;letter-spacing:.06em;vertical-align:middle}.sheet .row{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}.sheet .row .btn{flex:1}@media(max-width:860px){.title-layout{grid-template-columns:1fr;gap:0;padding:24px 18px 40px;align-items:start}.title-main{display:contents}.logo{order:0;text-align:center}.catch{order:1;text-align:center;margin-bottom:18px}.title-visual{order:2;margin-bottom:24px}.group,.actions,.best{order:3}#title-canvas{max-height:32vh}.actions{flex-direction:column}.actions .btn{width:100%}.thumb{width:84px;height:56px}}@media(max-width:560px){.stat{min-width:0;padding:0 6px}.stat .v{font-size:17px}.stat.wide .v{font-size:12px}.toolbar{gap:6px}.toolbar 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