/*! oneline — styles.css © 2026 2bworks. All rights reserved. https://2bworks.games */
:root{--bg: #0a0a0a;--board-panel: #242424;--card: #000000;--outline: rgba(255, 255, 255, .92);--square: #2f2f2f;--grid: rgba(0, 0, 0, .35);--filled: #3c4a58;--accent: #ab8dfa;--good: #4ed35e;--bad: #ff5722;--light: #e3e3e3;--primary-text: #0a0a0a;--text: #ffffff;--muted: #9b9b9b;--clue: #e3e3e3;--clue-text: #0a0a0a}body.light{--bg: #f1f1f4;--board-panel: #dededf;--card: #ffffff;--outline: rgba(0, 0, 0, .88);--square: #dfe6ee;--grid: rgba(0, 0, 0, .1);--filled: #b9cadb;--light: #14141a;--primary-text: #f4f4f6;--text: #101014;--muted: #5c5c66;--clue: #ffffff;--clue-text: #0a0a0a}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,system-ui,sans-serif;-webkit-tap-highlight-color:transparent}.app{max-width:460px;height:100vh;height:100dvh;margin:0 auto;padding:max(10px,env(safe-area-inset-top)) 12px calc(12px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:10px}.bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.tools{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end;margin-left:auto}[hidden]{display:none}select{background:var(--card);color:var(--text);border:2px solid var(--outline);border-radius:999px;padding:8px 14px;font-size:15px;font-weight:700}.clock{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text)}.left{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--muted)}.viewport{position:relative;flex:1 1 auto;min-height:0;overflow:hidden;border-radius:26px;background:var(--board-panel);touch-action:none;overscroll-behavior:contain;display:grid;place-items:center}.stage{position:relative;padding:var(--pad)}.stage.shake{animation:shake .3s}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-4px)}75%{transform:translate(4px)}}.board{display:block;width:calc(var(--cols, 6) * var(--cell));height:calc(var(--rows, 6) * var(--cell))}.sq{fill:var(--square);stroke:var(--grid);stroke-width:.02}.sq.on{fill:var(--filled)}.ink{fill:none;stroke:var(--text);stroke-width:.17;stroke-linecap:round;stroke-linejoin:round}.ink.right{stroke:var(--good)}.ink.wrong{stroke:var(--bad)}.wall{stroke:var(--text);stroke-width:.13;stroke-linecap:round}.clue-disc{fill:var(--clue)}.clue-disc.first{fill:var(--accent)}.clue-text{fill:var(--clue-text);font-size:.44px;font-weight:800;text-anchor:middle;dominant-baseline:central;font-family:inherit;font-variant-numeric:tabular-nums}.btn{background:var(--card);color:var(--text);border:2px solid var(--outline);border-radius:999px;padding:16px 20px;font-size:17px;font-weight:700;cursor:pointer}.btn.mini{padding:5px 9px;font-size:12px;border-width:1px}.btn:active{transform:scale(.97)}.btn.primary{background:var(--light);border-color:var(--light);color:var(--primary-text)}.btn.hidden{display:none}.overlay{position:fixed;inset:0;background:#000000b8;display:grid;place-items:center;padding:20px;z-index:30}.overlay.hidden{display:none}.panel{background:var(--card);border-radius:22px;border:2px solid var(--outline);padding:26px 22px;text-align:center;max-width:320px;width:100%}.panel h2{margin:0 0 8px;font-size:28px;font-weight:800}.panel p{margin:0 0 18px;color:var(--muted);font-size:15px;line-height:1.5}.panel .btn{width:100%}.panel .btn+.btn{margin-top:10px}