:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#07110d;--bg-2:#0e1b15;--panel:#12241cc7;--line:#7dff9a29;--text:#e8f6ec;--muted:#8aa394;--accent:#7dff9a;--accent-2:#3ad47a;--shadow:0 28px 70px #0000007a;font-family:Segoe UI,PingFang SC,Hiragino Sans GB,Noto Sans SC,sans-serif}*{box-sizing:border-box}html,body{background:radial-gradient(1100px 520px at 88% -12%, #3dd47a29, transparent 55%), radial-gradient(720px 480px at -8% 108%, #ff6b6b1a, transparent 52%), var(--bg);min-height:100%;color:var(--text);margin:0}body{min-height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}#app{width:min(960px,100% - 32px);margin:0 auto;padding:28px 0 36px}.topbar{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px;display:flex}.brand{align-items:center;gap:14px;display:flex}.brand-mark{background:linear-gradient(135deg, var(--accent), var(--accent-2));border-radius:14px;width:44px;height:44px;position:relative;box-shadow:0 0 28px #7dff9a52}.brand-mark:before{content:"";opacity:.18;background:#06210f;border-radius:8px;position:absolute;inset:16px 8px 16px 10px}.brand-mark:after{content:"";background:var(--bg);border-radius:50%;width:8px;height:8px;position:absolute;top:12px;right:10px}.eyebrow{letter-spacing:.32em;color:var(--accent);margin:0;font-size:11px}h1{letter-spacing:.06em;margin:2px 0 0;font-size:30px;font-weight:700}.stats{grid-template-columns:repeat(3,minmax(92px,1fr));gap:10px;display:grid}.stat{background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-radius:16px;padding:10px 14px 12px;position:relative}.stat-label{color:var(--muted);font-size:12px;display:block}.stat strong{font-variant-numeric:tabular-nums;letter-spacing:.02em;color:var(--accent);font-size:24px}.stat strong.bump{animation:.28s bump}@keyframes bump{50%{color:#fff;transform:scale(1.16)}}.record-note{letter-spacing:.08em;color:#ffb4b4;opacity:0;font-size:10px;position:absolute;top:10px;right:10px}.record-note.show{opacity:1}.stage{grid-template-columns:minmax(0,1fr) 228px;align-items:start;gap:18px;display:grid}.board-wrap{background:linear-gradient(180deg, #12261c, var(--bg-2));border:1px solid var(--line);box-shadow:var(--shadow);border-radius:28px;padding:14px;position:relative}canvas{aspect-ratio:1;touch-action:none;background:#08140f;border-radius:18px;width:100%;height:auto;display:block}.overlay{-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#07110d8c;border-radius:18px;place-content:center;display:grid;position:absolute;inset:14px}.overlay.hidden{display:none}.overlay-card{border:1px solid var(--line);text-align:center;width:min(380px,100% - 24px);box-shadow:var(--shadow);background:#0c1c14eb;border-radius:20px;padding:22px 20px 20px}.overlay-kicker{color:var(--accent);letter-spacing:.2em;margin:0;font-size:12px}.overlay h2{white-space:nowrap;margin:8px 0 0;font-size:clamp(26px,4.4vw,34px)}.overlay-hint{color:var(--muted);margin:8px 0 16px;line-height:1.5}button{font:inherit;cursor:pointer;color:var(--text);border:1px solid var(--line);background:#7dff9a14;border-radius:14px;padding:12px 16px}button:hover:not(:disabled){background:#7dff9a24;border-color:#7dff9a80}button:disabled{opacity:.45;cursor:default}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.primary{color:#06210f;background:linear-gradient(#9dffb4,#47d07c);border:none;min-width:148px;padding:12px 22px;font-weight:700}.controls{flex-direction:column;gap:14px;display:flex}.actions{gap:10px;display:grid}.dpad{-webkit-user-select:none;user-select:none;grid-template-columns:repeat(3,1fr);grid-template-areas:".up.""left.right"".down.";gap:8px;display:grid}.pad-up{grid-area:up}.pad-left{grid-area:left}.pad-right{grid-area:right}.pad-down{grid-area:down}.pad-btn{background:#12261c;height:60px;font-size:18px}.legend{color:var(--muted);border:1px dashed var(--line);background:#08140f73;border-radius:16px;margin:0;padding:12px 14px;font-size:12px;line-height:1.7;list-style:none}kbd{border:1px solid var(--line);min-width:1.4em;color:var(--text);background:#12261c;border-radius:6px;margin:0 1px;padding:0 5px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:11px;display:inline-block}@media (width<=760px){#app{width:min(100% - 18px,560px);padding-top:14px}.topbar,.stage{grid-template-columns:1fr;display:grid}.topbar{align-items:stretch}.pad-btn{height:50px}}@media (width<=420px){h1{font-size:22px}.stat strong{font-size:18px}.overlay h2{font-size:28px}}