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.index-question-button{position:relative;z-index:1}.question-select-checkbox{position:absolute;top:-4px;right:-4px;z-index:2;width:14px;height:14px;margin:0;accent-color:var(--teal);cursor:pointer}.question-select-checkbox:disabled{cursor:not-allowed}.completed-badge{display:inline-flex;align-items:center;gap:5px;border-radius:999px;background:#e4f1eb;color:#075e59;padding:4px 8px;font-size:11px;font-weight:850}.test-card.completed{border-color:#8fbf9a}.results-chart{height:250px}.results-mix{color:var(--muted);font-size:13px;font-weight:750;text-align:center}.results-actions{display:flex;flex-wrap:wrap;gap:8px}.mode-filter{display:flex;flex-wrap:wrap;gap:6px}.mode-filter button{border:1px solid var(--line);border-radius:999px;background:var(--panel);color:var(--muted);padding:8px 14px;font-size:13px;font-weight:800}.mode-filter button.active{border-color:var(--teal);background:var(--teal);color:#fff}html[data-theme=dark]{color-scheme:dark;--teal:#3cb8ae;--teal-dark:#9ee0d8;--green:#7ec489;--green-dark:#b7e0bc;--red:#e08b8e;--ink:#e8eeea;--muted:#9aaba6;--line:#31403c;--panel:#1b2422;--soft:#232e2b;--blue:#7aa2e8;--paper:#121a18;--bg:#101716;--page-bg:radial-gradient(circle at 84% -8%,#1a2e28 0,transparent 28rem),linear-gradient(115deg,#101716,#121a18);--topbar-bg:rgba(16,23,22,.88);--topbar-line:rgba(49,64,60,.9);--hover-fill:#243330;--control-bg:#1b2422;--control-line:#3a4b46;--card-bg:rgba(27,36,34,.94);--index-bg:rgba(27,36,34,.9);--option-text:#d5e0db;--shadow:rgba(0,0,0,.28)}html[data-theme=dark] .attempt-list button,html[data-theme=dark] .back-button,html[data-theme=dark] .bank-card,html[data-theme=dark] .chart-panel,html[data-theme=dark] .confirmation-card,html[data-theme=dark] .empty-state,html[data-theme=dark] .metric-card,html[data-theme=dark] .question-pane,html[data-theme=dark] .test-card{box-shadow:0 12px 28px var(--shadow)}html[data-theme=dark] .bank-card,html[data-theme=dark] .chart-panel,html[data-theme=dark] .metric-card,html[data-theme=dark] .test-card{background:var(--card-bg)}html[data-theme=dark] .question-index,html[data-theme=dark] .review-sidebar{background:var(--index-bg)}html[data-theme=dark] .text-button:hover{color:var(--teal-dark)}html[data-theme=dark] .danger:hover{color:#f0a3a6;background:#3a2426}html[data-theme=dark] .library-hero{border-color:#31403c;background:linear-gradient(120deg,#1b2422,#17241f);box-shadow:0 18px 45px var(--shadow)}html[data-theme=dark] .hero-orbit,html[data-theme=dark] .hero-orbit:after,html[data-theme=dark] .hero-orbit:before{border-color:#3cb8ae47}html[data-theme=dark] .corner-link{border-color:#3a4b46;background:#1b2422db}html[data-theme=dark] .action-button,html[data-theme=dark] .card-actions button,html[data-theme=dark] .exam-footer button{border-color:var(--control-line);background:var(--control-bg);color:var(--ink)}html[data-theme=dark] .action-primary,html[data-theme=dark] .card-actions .action-primary,html[data-theme=dark] .primary{border-color:var(--teal);background:var(--teal);color:#06221f}html[data-theme=dark] .action-primary:hover,html[data-theme=dark] .card-actions .action-primary:hover,html[data-theme=dark] .primary:hover{background:#2a9d94;color:#06221f}html[data-theme=dark] .progress-track{background:#2a3834}html[data-theme=dark] .confirmation-stats article,html[data-theme=dark] .confirmation-status{background:#22302c;border-color:var(--line)}html[data-theme=dark] .filter-control select,html[data-theme=dark] .review-sidebar select{border-color:var(--control-line);background:var(--control-bg);color:var(--ink)}html[data-theme=dark] .index-grid button{background:#2a3834;color:#9aaba6}html[data-theme=dark] .index-grid button.active{background:#e8eeea;color:#121a18;outline-color:#3cb8ae}html[data-theme=dark] .index-grid button.answered{background:#1e4a44;color:#9ee0d8}html[data-theme=dark] .index-grid button.correct{background:#2d4a35;color:#b7e0bc}html[data-theme=dark] .index-grid button.wrong{background:#4a2a2c;color:#f0b4b6}html[data-theme=dark] .progress-strip button{background:#2a3834}html[data-theme=dark] .progress-strip button.active{background:#e8eeea;outline-color:#3cb8ae}html[data-theme=dark] .progress-strip button.correct{background:var(--green)}html[data-theme=dark] .progress-strip button.wrong{background:var(--red)}html[data-theme=dark] .taxonomy-category{background:#1e3a34;color:#9ee0d8}html[data-theme=dark] .taxonomy-topic{background:#243044;color:#b7c8ee}html[data-theme=dark] .taxonomy-tag{background:#3a3224;color:#e0c48a}html[data-theme=dark] .bookmark-button,html[data-theme=dark] .carousel-nav,html[data-theme=dark] .copy-button,html[data-theme=dark] .entity-metadata,html[data-theme=dark] .entity-tab{border-color:var(--control-line);background:var(--control-bg)}html[data-theme=dark] .copy-button,html[data-theme=dark] .entity-radiopaedia-link,html[data-theme=dark] .option-radiopaedia-link{color:var(--teal-dark)}html[data-theme=dark] .copy-button:hover{background:#243330}html[data-theme=dark] .bookmark-menu{background:var(--panel);box-shadow:0 14px 30px var(--shadow)}html[data-theme=dark] .option-button{border-color:var(--line);background:#1f2927}html[data-theme=dark] .option-button:hover{border-color:#3cb8ae;background:#243330}html[data-theme=dark] .option-text{color:var(--option-text)}html[data-theme=dark] .option-key{border-color:#3a4b46;background:var(--soft)}html[data-theme=dark] .option-button.selected{background:#1c3531}html[data-theme=dark] .option-button.selected .option-key{background:#244842}html[data-theme=dark] .option-button.correct{background:#1c2e22}html[data-theme=dark] .option-button.wrong{background:#322022}html[data-theme=dark] .option-radiopaedia-link{border-color:#2f534d;background:#1c3531}html[data-theme=dark] .feedback-row{background:#1c2e22;color:var(--green-dark)}html[data-theme=dark] .feedback-row.wrong{background:#322022;color:#f0a3a6}html[data-theme=dark] .explanation-box{background:#151c1a;color:#c5d0cc}html[data-theme=dark] .entity-tab.active{background:#1c3531}html[data-theme=dark] .carousel-frame a,html[data-theme=dark] .carousel-frame img{border-color:#31403c}html[data-theme=dark] .empty-state{border-color:#3a4b46}html[data-theme=dark] .attempt-list button{background:var(--panel)}html[data-theme=dark] .completed-badge{background:#1e3a34;color:#9ee0d8}html[data-theme=dark] .test-card.completed{border-color:#3d6a55}html[data-theme=dark] .mode-filter button.active{color:#06221f}