:root{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:#ffffffde;background-color:#121212;--bg-primary: #121212;--bg-secondary: #1a1a1a;--border-color: #444;--text-primary: #e0e0e0;--text-secondary: #999;--rating-gray: #a0a0a0;--rating-brown: #cc8855;--rating-green: #2ecc71;--rating-cyan: #00e5ff;--rating-blue: #58a6ff;--rating-yellow: #f1c40f;--rating-orange: #ff9800;--rating-red: #ff5252;--status-solved: #003600;--status-attempted: #542b00}body{margin:0;background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh}#root{max-width:1400px;margin:0 auto;padding:2rem}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}header h1{margin:0;font-size:1.5rem;font-weight:600;letter-spacing:-.02em;color:var(--text-primary)}.sync-btn{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-color);padding:6px 14px;border-radius:4px;font-size:.9rem;font-weight:500;cursor:pointer;transition:background-color .1s,color .1s}.sync-btn:hover{background-color:var(--text-primary);color:var(--bg-primary)}.legend{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:1.5rem}.legend-chip{display:flex;align-items:center;gap:8px;padding:4px 10px;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;font-size:.8rem;font-family:monospace;color:var(--text-secondary)}.legend-icon{margin-top:0!important}.table-container{overflow-x:auto;overflow-y:clip;background-color:var(--bg-secondary)}table{width:100%;border-collapse:collapse;text-align:left;table-layout:fixed}th:nth-child(1){width:160px}th:not(:first-child){width:calc((100% - 160px)/4)}th,td{border:1px solid var(--border-color)}th{background-color:#1e1e1e;padding:12px 16px;font-weight:600;font-size:1rem;color:#ccc;border-bottom:2px solid #333;position:sticky;top:0;z-index:10}td{padding:0;vertical-align:top;height:1px}tr:hover td{background-color:#ffffff05}.problem-cell{display:block;position:relative;height:100%;padding:10px 10px 18px;text-decoration:none;color:var(--text-primary);box-sizing:border-box}.problem-cell:hover .prob-title,.problem-cell:hover{text-decoration:underline}.status-block.unsolved .problem-cell:hover .prob-title{color:#58a6ff!important}.contest-link{display:block;height:100%;padding:12px 16px;font-weight:600;font-size:1rem;color:var(--text-primary);text-decoration:none}.contest-link:hover{color:#58a6ff;text-decoration:underline}.status-block.unsolved{opacity:.85}.status-block>*:not(:last-child){border-right:1px solid var(--border-color)}.status-block.solved{background-color:var(--status-solved)}.status-block.attempted{background-color:var(--status-attempted)}.cell-top{display:flex;align-items:flex-start;gap:8px}.diff-icon{width:15px;height:15px;border-radius:50%;flex-shrink:0;margin-top:2px;border:1px solid;box-sizing:border-box}.prob-title{font-size:.95rem;line-height:1.3;transition:color .1s}.prob-rating{position:absolute;bottom:2px;right:6px;font-size:.75rem;color:var(--text-secondary);font-family:monospace}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000c;display:flex;justify-content:center;align-items:center;z-index:100}.modal-content{background-color:var(--bg-secondary);padding:2rem;width:90%;max-width:500px;border:1px solid var(--border-color)}.modal-content h2{margin-top:0;margin-bottom:1rem}.modal-content p{color:var(--text-secondary);margin-bottom:1rem;font-size:.9rem}textarea{width:100%;height:150px;background-color:var(--bg-primary);border:1px solid var(--border-color);color:var(--text-primary);padding:1rem;font-family:monospace;margin-bottom:1.5rem;box-sizing:border-box;resize:vertical}.modal-actions{display:flex;justify-content:flex-end;gap:1rem}.cancel-btn{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-color);padding:.5rem 1rem;cursor:pointer}.cancel-btn:hover{background-color:var(--bg-hover)}