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var(--line);border-radius:var(--radius);width:100%;overflow:hidden}th,td{text-align:left;border-bottom:1px solid var(--line);padding:10px 14px;font-size:.92rem}th{background:var(--bg);color:var(--ink);font-weight:600}tr:last-child td{border-bottom:none}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skeleton-block{border-radius:var(--radius);background:linear-gradient(90deg, var(--line) 25%, #eceff1 37%, var(--line) 63%);background-size:400% 100%;height:120px;margin-bottom:16px;animation:1.4s infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:100%}to{background-position:0}}.picker{flex-direction:column;gap:32px;display:flex}.track-section h2{margin-bottom:14px}.course-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;display:grid}.course-card{color:inherit;cursor:pointer;text-decoration:none;transition:transform 80ms,box-shadow 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dt{text-transform:uppercase;letter-spacing:.03em;color:var(--muted);margin:0 0 2px;font-size:.78rem;font-weight:600}.exam-meta-item dd{margin:0;font-size:1.1rem;font-weight:600}.exam-params-note{color:var(--muted);font-size:.9rem}.exam-history-empty{color:var(--muted)}.exam-history-list{flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.exam-history-row{border-top:1px solid var(--line);align-items:center;gap:14px;padding:10px 4px;display:flex}.exam-history-row:first-child{border-top:none}.exam-history-date{color:var(--muted);min-width:100px}.exam-history-score{font-weight:600}.exam-runner{flex-direction:column;gap:0;min-height:100%;display:flex}.exam-runner-header{background:var(--blue-dark);color:#fff;border-bottom:3px solid var(--accent);justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;display:flex}.exam-runner-title{letter-spacing:.02em;font-family:Oswald,system-ui,Segoe 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var(--line);color:var(--ink);cursor:pointer;background:#fff;border-radius:6px;padding:8px 0;font-size:.85rem;font-weight:600}.exam-palette-unanswered{background:var(--bg);color:var(--muted)}.exam-palette-answered{background:var(--ok-bg);border-color:var(--ok-line);color:var(--ok-ink)}.exam-palette-flagged{box-shadow:inset 0 0 0 2px var(--amber-ink)}.exam-palette-current{outline:2px solid var(--blue);outline-offset:1px}.exam-palette-legend{color:var(--muted);flex-direction:column;gap:4px;margin:0 0 16px;padding:0;font-size:.82rem;list-style:none;display:flex}.exam-palette-legend li{align-items:center;gap:6px;display:flex}.exam-palette-swatch{border:1px solid var(--line);border-radius:3px;width:12px;height:12px;display:inline-block}.modal-overlay{z-index:50;background:#15202b8c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-card{width:100%;max-width:380px}.exam-confirm-counts{flex-direction:column;gap:4px;margin:0 0 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tr{position:absolute;top:-9999px;left:-9999px}tr{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px}td{border-bottom:none;padding-left:45%;position:relative}td:before{content:attr(data-label);width:40%;color:var(--muted);font-weight:600;position:absolute;left:12px}.exam-runner-body{grid-template-columns:1fr;padding:16px 12px 32px}}