:root{--bg: #0a0a0f;--surface: #14141f;--surface-hover: #1a1a2e;--border: #2a2a3e;--text: #e8e8f0;--text-dim: #8888a0;--accent: #7c5cff;--teal: #00d4aa;--coral: #e07b6e}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}.login{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:2rem}.login h1{font-size:1.8rem;font-weight:700}.login form{display:flex;gap:.5rem}.login input{padding:.75rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:1rem;width:280px}.login input:focus{outline:none;border-color:var(--accent)}.login button{padding:.75rem 1.5rem;background:var(--accent);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer}.dashboard{max-width:1000px;margin:0 auto;padding:1.5rem}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.admin-header h1{font-size:1.4rem}.refresh-hint{font-size:.75rem;color:var(--text-dim)}.error{background:#e07b6e26;border:1px solid var(--coral);color:var(--coral);padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem}.section{margin-bottom:2rem}.section h2{font-size:1.1rem;font-weight:700;margin-bottom:1rem;color:var(--teal)}.section h3{font-size:.95rem;font-weight:600;margin-bottom:.75rem;color:var(--text-dim)}.stats-row{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1.25rem}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1rem 1.25rem;min-width:120px;flex:1}.stat-value{font-size:1.5rem;font-weight:800;font-family:Courier New,monospace}.stat-label{font-size:.75rem;color:var(--text-dim);margin-top:.25rem}table{width:100%;border-collapse:collapse;font-size:.85rem}thead{background:var(--surface)}th{text-align:left;padding:.6rem .75rem;font-weight:600;color:var(--text-dim);border-bottom:1px solid var(--border)}td{padding:.6rem .75rem;border-bottom:1px solid var(--border)}tr:hover{background:var(--surface-hover)}.mono{font-family:Courier New,monospace;font-weight:700;letter-spacing:.05em}.status-badge{padding:.15rem .5rem;border-radius:4px;font-size:.75rem;font-weight:600}.status-in_progress,.status-playing{background:#00d4aa26;color:var(--teal)}.status-waiting_for_opponent,.status-waiting_for_players,.status-countdown{background:#7c5cff26;color:var(--accent)}.status-finished{background:#8888a026;color:var(--text-dim)}.cancel-game-btn{padding:.25rem .6rem;background:#e07b6e26;border:1px solid var(--coral);border-radius:4px;color:var(--coral);font-size:.75rem;font-weight:600;cursor:pointer;transition:background .2s}.cancel-game-btn:hover{background:#e07b6e4d}.clickable-row{cursor:pointer}.actions-cell{display:flex;gap:.4rem}.view-game-btn{padding:.25rem .6rem;background:#7c5cff26;border:1px solid var(--accent);border-radius:4px;color:var(--accent);font-size:.75rem;font-weight:600;cursor:pointer;transition:background .2s}.view-game-btn:hover{background:#7c5cff4d}.header-left{display:flex;align-items:center;gap:1rem}.back-btn{padding:.4rem .8rem;background:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:.85rem;cursor:pointer;transition:border-color .2s}.back-btn:hover{border-color:var(--accent)}.loading{color:var(--text-dim);padding:2rem;text-align:center}.game-viewer{margin-top:1rem}.game-info-bar{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:1.5rem;font-size:.85rem;flex-wrap:wrap}.sf-layout{display:flex;gap:2rem;align-items:flex-start}.sf-board-container{flex-shrink:0}.sf-board{display:flex;flex-direction:column;border:2px solid var(--text-dim);border-radius:4px;overflow:hidden}.sf-row{display:flex}.sf-cell{width:36px;height:36px;display:flex;align-items:center;justify-content:center;font-size:.95rem;font-weight:700;font-family:Courier New,monospace;border-right:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface)}.sf-cell.sf-box-left{border-left:2px solid var(--text-dim)}.sf-cell.sf-box-top{border-top:2px solid var(--text-dim)}.sf-cell.sf-prefilled{color:var(--text)}.sf-cell.sf-placed{font-weight:800}.sf-cell.sf-bonus-double{background:#7c5cff1f}.sf-cell.sf-bonus-triple{background:#f0c0401f}.sf-sidebar{flex:1;min-width:200px}.sf-players{margin-bottom:1.5rem}.sf-players h3,.sf-moves h3{font-size:.9rem;color:var(--text-dim);margin-bottom:.75rem}.sf-player{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--surface);border:1px solid var(--border);border-radius:6px;margin-bottom:.4rem;font-size:.85rem}.sf-active-player{border-color:var(--teal);box-shadow:0 0 8px #00d4aa33}.sf-player-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.sf-player-name{flex:1}.sf-ai-badge{font-size:.65rem;padding:.1rem .3rem;background:#8888a033;border-radius:3px;color:var(--text-dim)}.sf-player-score{font-family:Courier New,monospace;font-weight:800;font-size:1rem}.sf-moves-list{max-height:300px;overflow-y:auto}.sf-move{display:flex;align-items:center;gap:.5rem;padding:.3rem .5rem;font-size:.8rem;color:var(--text-dim);border-bottom:1px solid var(--border)}.sf-move-score{margin-left:auto;color:var(--teal);font-weight:600;font-family:Courier New,monospace}.snake-layout{display:flex;gap:2rem;align-items:flex-start}.snake-canvas-container{flex-shrink:0;border:1px solid var(--border);border-radius:4px;overflow:hidden;line-height:0}.snake-canvas-container canvas{display:block}.snake-waiting{width:480px;height:320px;display:flex;align-items:center;justify-content:center;color:var(--text-dim);background:var(--surface)}.snake-sidebar{flex:1;min-width:180px}.snake-sidebar h3{font-size:.9rem;color:var(--text-dim);margin-bottom:.75rem}.snake-player{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:var(--surface);border:1px solid var(--border);border-radius:6px;margin-bottom:.4rem;font-size:.85rem}.snake-dead{opacity:.5}.snake-dead-badge{font-size:.65rem;padding:.1rem .3rem;background:#e07b6e33;border-radius:3px;color:var(--coral)}.countdown-badge{padding:.2rem .5rem;background:#f0c04033;border-radius:4px;color:#f0c040;font-weight:600}.snake-stats-mini{margin-top:1rem;font-size:.8rem;color:var(--text-dim)}@media (max-width: 700px){.stats-row{gap:.5rem}.stat-card{min-width:90px;padding:.75rem}.stat-value{font-size:1.2rem}.sf-layout,.snake-layout{flex-direction:column}.sf-cell{width:30px;height:30px;font-size:.8rem}}