*{box-sizing:border-box;margin:0;padding:0}html,body{min-height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior:none;touch-action:manipulation}#app{min-height:100%;display:flex;align-items:center;justify-content:center;padding:16px}.game{width:min(92vw,420px);display:flex;flex-direction:column;gap:12px}.crumb{font-size:14px}.crumb a{color:var(--accent);text-decoration:none;font-weight:700}.crumb a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;row-gap:8px}.title{font-size:clamp(26px,8vw,44px);font-weight:800;line-height:1;letter-spacing:-1px}.stats{display:flex;gap:8px}.stat{flex:1;background:var(--board-bg);color:var(--accent-text);border-radius:6px;padding:6px 10px;text-align:center}.stat.you{background:#4a90d9;color:#f9fbff}.stat.bot{background:#ef8c3b;color:#2a1a08}.stat .label{font-size:10px;text-transform:uppercase;letter-spacing:1px;opacity:.9;font-weight:700}.stat .value{font-size:22px;font-weight:800;line-height:1.1}.status{font-size:15px;font-weight:700;text-align:center;min-height:22px}.boardwrap{display:flex;justify-content:center}.board{width:min(92vw,420px);background:var(--board-bg);border-radius:12px;padding:8px}.db-svg{display:block;width:100%;height:auto}.db-box{fill:transparent;transition:fill .14s ease}.db-box.you{fill:#4a90d957}.db-box.bot{fill:#ef8c3b57}.db-edge{stroke:#80808047;stroke-width:3;stroke-linecap:round}.db-edge.drawn{stroke-width:5}.db-edge.you{stroke:#4a90d9}.db-edge.bot{stroke:#ef8c3b}.db-dot{fill:var(--text);opacity:.85}.db-hit{fill:transparent;cursor:pointer}.db-hit.taken{cursor:default;pointer-events:none}.db-hit:not(.taken):hover{fill:#8f7a6638}.controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;row-gap:10px}.sizes{display:flex;align-items:center;gap:6px}.sizes-label{font-size:12px;font-weight:700;opacity:.8;text-transform:uppercase;letter-spacing:1px;margin-right:2px}.size-btn{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:14px;font-weight:800;cursor:pointer}.size-btn.active{background:var(--accent);color:var(--accent-text);border-color:var(--accent)}.btn{background:var(--accent);color:var(--accent-text);border:none;border-radius:6px;padding:10px 16px;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;transition:filter .12s ease}.btn:hover{filter:brightness(1.05)}.btn:active{filter:brightness(.95)}.how{font-size:12px;opacity:.85}.how b{font-weight:700}