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10px;font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--text-dim);text-transform:uppercase;border-bottom:1px solid var(--border);cursor:pointer;white-space:nowrap;-webkit-user-select:none;user-select:none}th:hover{color:var(--text)}th .sort-icon{margin-left:4px;opacity:.5}td{padding:7px 10px;border-bottom:1px solid var(--border);vertical-align:top}tr:hover td{background:var(--surface2)}tr.selected td{background:var(--accent-dim)}tr.done td{opacity:.45}tr.assigned-row-tr td{background:#4f8ef70a}.problem-name{font-weight:500;color:var(--text)}.problem-desc{font-size:12px;color:var(--text-dim);margin-top:2px;max-width:480px}.tag-list{display:flex;flex-wrap:wrap;gap:4px}.tag{display:inline-block;font-size:11px;padding:1px 6px;border-radius:10px;background:var(--surface2);color:var(--text-dim);border:1px solid 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