* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }

        body { background-color: #f5f5f5; color: #333; line-height: 1.6; overflow: hidden; position: relative; }

        .watermark-layer {
            position: fixed; top: 50%; left: 50%;
            transform: translate(-50%, -50%) rotate(-20deg);
            font-size: 160px; font-weight: 800; color: rgba(0,0,0,0.14);
            letter-spacing: 4px; pointer-events: none; z-index: 0;
            text-transform: uppercase; user-select: none; white-space: nowrap;
        }
        body.contrast-white-black .watermark-layer { color: rgba(255,255,255,0.22); }
        body.contrast-yellow-black .watermark-layer { color: rgba(246,224,94,0.24); }

        .loading-screen { min-height:100vh; display:flex; align-items:center; justify-content:center; background-color:#f9fafb; position:fixed; top:0; left:0; width:100%; z-index:9999; }
        .loading-content { text-align:center; }
        .spinner { border:4px solid rgba(0,0,0,0.1); border-left-color:#2563eb; border-radius:50%; width:40px; height:40px; animation:spin 1s linear infinite; margin:0 auto 20px; }
        @keyframes spin { to { transform:rotate(360deg); } }
        .loading-title { font-size:1.2rem; color:#6b7280; margin-bottom:20px; }
        .loading-subtitle { font-size:1rem; color:#9ca3af; }

        .start-screen { min-height:100vh; display:flex; align-items:center; justify-content:center; background-color:#f9fafb; position:fixed; top:0; left:0; width:100%; z-index:9998; }
        .start-content { text-align:center; }
        .start-title { font-size:1.5rem; font-weight:600; color:#111827; margin-bottom:24px; }
        .start-subtitle { color:#6b7280; margin-bottom:24px; }
        .start-button {
            display:inline-flex; align-items:center; justify-content:center;
            min-width:160px; height:56px; padding:0 28px;
            background:linear-gradient(135deg,#2f79c8,#1f5ea6);
            color:white; border:1px solid #1f5894; border-radius:16px;
            font-size:1rem; font-weight:800; letter-spacing:0.01em; cursor:pointer;
            box-shadow:0 16px 28px rgba(33,93,153,0.2);
            transition:transform 0.18s ease,box-shadow 0.18s ease,filter 0.18s ease;
        }
        .start-button:hover { filter:brightness(1.04); transform:translateY(-1px); box-shadow:0 20px 30px rgba(33,93,153,0.26); }

        .hidden { display:none !important; }

        .container { display:flex; flex-direction:column; height:100vh; width:100vw; background:#ffffff; box-shadow:0 0 10px rgba(0,0,0,0.1); position:relative; z-index:1; }

        .passage-container, .questions-container { background:#ffffff; }
        .contrast-white-black .passage-container, .contrast-white-black .questions-container { background:#0f1012 !important; }
        .contrast-yellow-black .passage-container, .contrast-yellow-black .questions-container { background:#0a0a0a !important; }

        header { background-color:#ffffff; color:#333; padding:8px 20px; display:flex; justify-content:space-between; align-items:center; z-index:100; box-shadow:0 1px 3px rgba(0,0,0,0.1); flex-shrink:0; border-bottom:1px solid #e2e8f0; gap:10px; }

        .passage-info { font-size:0.9rem; font-weight:500; color:#2d3748; }

        .brand { display:flex; align-items:center; gap:8px; font-weight:700; color:#2d3748; }
        .brand img { width:28px; height:28px; object-fit:contain; border-radius:4px; }

        .header-right { display:flex; align-items:center; gap:8px; }

        .header-menu-link {
            display:inline-flex; align-items:center; justify-content:center;
            min-height:40px; padding:0 16px; border-radius:999px;
            border:1px solid rgba(255,255,255,0.28);
            background:linear-gradient(135deg,#7f1d1d 0%,#b91c1c 48%,#ef4444 100%);
            box-shadow:0 14px 28px rgba(185,28,28,0.22);
            color:#fff7f7; text-decoration:none; font-size:0.92rem; font-weight:700;
            letter-spacing:0.01em; white-space:nowrap;
            transition:transform 180ms ease,box-shadow 180ms ease,filter 180ms ease;
        }
        .header-menu-link:hover { transform:translateY(-1px); box-shadow:0 18px 34px rgba(185,28,28,0.28); filter:saturate(1.08) brightness(1.03); }

        .timer { background-color:rgba(255,193,193,0.5); padding:6px 12px; border-radius:4px; display:flex; align-items:center; gap:6px; transition:all 0.3s; min-width:80px; text-align:center; font-size:0.9rem; color:#c53030; border:1px solid rgba(255,120,120,0.3); }
        .timer.warning { color:#9b2c2c; background-color:rgba(254,178,178,0.7); border-color:rgba(245,101,101,0.5); }

        .logo-area { display:flex; justify-content:center; align-items:center; gap:8px; padding:8px 16px; background-color:#007bff; color:white; text-decoration:none; border-radius:20px; font-size:0.9rem; font-weight:500; transition:all 0.3s ease; box-shadow:0 2px 4px rgba(0,123,255,0.3); cursor:pointer; }
        .logo-area:hover { background-color:#0056b3; transform:translateY(-1px); box-shadow:0 4px 8px rgba(0,123,255,0.4); }
        .logo-area i { font-size:1.1rem; }

        .menu-button { width:36px; height:32px; border:1px solid #cbd5e0; border-radius:6px; background:#f7fafc; display:flex; align-items:center; justify-content:center; cursor:pointer; transition:background 0.2s,transform 0.1s; }
        .menu-button:hover { background:#edf2f7; }
        .menu-button:active { transform:scale(0.97); }
        .menu-icon { width:16px; height:12px; display:grid; row-gap:3px; }
        .menu-icon span { display:block; height:2px; background:#2d3748; border-radius:2px; }

        .icon-button { width:38px; height:32px; border:1px solid #cbd5e0; border-radius:6px; background:#f7fafc; display:flex; align-items:center; justify-content:center; cursor:pointer; transition:background 0.2s,transform 0.1s; color:#2d3748; font-size:16px; }
        .icon-button:hover { background:#edf2f7; }
        .icon-button:active { transform:scale(0.97); }

        .main-content { display:flex; flex:1; overflow:hidden; position:relative; }

        .passage-container { flex:1; padding:20px; overflow-y:auto; background-color:#fafafa; position:relative; }

        .resizer { width:4px; background-color:#cbd5e0; cursor:col-resize; position:relative; transition:background-color 0.2s; }
        .resizer:hover { background-color:#a0aec0; }
        .resizer::before { content:''; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); width:30px; height:60px; background-color:rgba(203,213,224,0.5); border-radius:4px; pointer-events:none; }

        .questions-container { width:40%; padding:20px; overflow-y:auto; background-color:white; border-left:1px solid #e2e8f0; }

        .passage-content { width:100%; }
        .question-section { max-width:800px; margin:0 auto; }
        .passage-content h3 { color:#2d3748; margin-bottom:20px; font-size:1.4rem; }
        .passage-content p { margin-top:15px; margin-bottom:20px; text-align:justify; }

        .section-title { font-size:1.3rem; font-weight:600; color:#2d3748; margin-bottom:20px; padding-bottom:8px; border-bottom:2px solid #e2e8f0; }

        .question-group { background:#f9f9f9; padding:15px; border-radius:8px; margin-bottom:20px; }
        .question-group-title { font-weight:600; margin-bottom:12px; color:#2d3748; font-size:1rem; }

        .question { margin-bottom:25px; padding:6px; border:1px solid #e2e8f0; border-radius:6px; background-color:#ffffff; transition:box-shadow 0.2s; }
        .question:hover { box-shadow:0 2px 4px rgba(0,0,0,0.05); }
        .question-text { font-weight:500; margin-bottom:12px; color:#2d3748; }

        .options { display:flex; flex-direction:column; gap:8px; }
        .option { display:flex; align-items:center; padding:8px 12px; border:1px solid #e2e8f0; border-radius:4px; cursor:pointer; transition:all 0.2s; font-size:0.9rem; background-color:#fff; }
        .option:hover { background-color:#f7fafc; border-color:#cbd5e0; }
        .option input { margin-right:8px; width:20px; height:20px; cursor:pointer; accent-color:#2563eb; }

        .drag-bank { display:grid; gap:10px; margin:14px 0 18px; grid-template-columns:1fr; }
        .drag-item { padding:10px 12px; border:1px solid #cbd5e0; border-radius:6px; background:#f7fafc; color:#4a5568; font-weight:600; cursor:grab; user-select:none; transition:all 0.2s; }
        .drag-item:active { cursor:grabbing; transform:scale(0.97); }
        .drag-item:hover { background-color:#edf2f7; border-color:#a0aec0; }
        .drag-item.used { opacity:0.45; cursor:not-allowed; background:#e2e8f0; }
        .contrast-white-black .drag-item { background:#1a202c; color:#f7fafc; border-color:#4a5568; }
        .contrast-yellow-black .drag-item { background:#1a202c; color:#f6e05e; border-color:#718096; }
        .contrast-white-black .drag-item.used, .contrast-yellow-black .drag-item.used { opacity:0.65; background:#2d3748; }

        .drag-sentence { margin-top:12px; display:flex; gap:10px; align-items:center; flex-wrap:wrap; }

        .drop-zone { min-width:260px; min-height:48px; display:inline-flex; align-items:center; justify-content:flex-start; padding:8px 10px; border:2px dashed #cbd5e0; border-radius:6px; background:#f8fafc; color:#718096; font-weight:600; transition:border-color 0.2s,background 0.2s; }
        .drop-zone.over { border-color:#4299e1; background:#ebf8ff; }
        .drop-zone.filled { border-style:solid; border-color:#9ae6b4; background:#f0fff4; color:#22543d; }
        .contrast-white-black .drop-zone { border-color:#4a5568; background:#1a202c; color:#f7fafc; }
        .contrast-white-black .drop-zone.filled { border-color:#63b3ed; background:#2d3748; color:#f7fafc; }
        .contrast-yellow-black .drop-zone { border-color:#718096; background:#111; color:#f6e05e; }
        .contrast-yellow-black .drop-zone.filled { border-color:#f6e05e; background:#1a202c; color:#f6e05e; }

        .word-list { margin-top:14px; padding:14px; border-radius:8px; background:#fff; border:1px solid #e2e8f0; }

        .progress-container { background-color: #fff; padding:4px 20px; z-index:100; flex-shrink:0; border-top: 0; }
        .progress-nav { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:5px; }
        .progress-items { display:flex; flex-wrap:wrap; gap:5px; flex:1 1 auto; }
        .progress-item { width:36px; height:36px; border-radius:50%; background-color:#e2e8f0; display:flex; align-items:center; justify-content:center; color:#4a5568; font-weight:600; cursor:pointer; transition:all 0.3s; font-size:0.95rem; border:1px solid #cbd5e0; }
        .progress-item.current { background-color:#4299e1; color:white; transform:scale(1.1); border-color:#2b6cb0; }
        .progress-item.answered { background-color:#9ae6b4; color:#22543d; border-color:#68d391; }
        .progress-item.correct { background-color:#48bb78; color:white; border-color:#38a169; }
        .progress-item.incorrect { background-color:#fed7d7; color:#c53030; border-color:#feb2b2; }
        .progress-item:hover { background-color:#cbd5e0; transform:scale(1.05); }

        .nav-buttons { display:flex; gap:6px; margin-left:auto; }
        .btn { padding:6px 14px; border:1px solid #cbd5e0; border-radius:4px; font-weight:600; cursor:pointer; transition:all 0.2s; display:flex; align-items:center; gap:5px; font-size:0.95rem; background-color:#f7fafc; color:#4a5568; }
        .btn i { font-size:1rem; }
        .btn:hover { background-color:#edf2f7; border-color:#a0aec0; }
        .btn-primary { background-color:#f7fafc; color:#4a5568; border:1px solid #cbd5e0; }
        .btn-primary:hover { background-color:#edf2f7; border-color:#a0aec0; }
        .btn-secondary { background-color:#f7fafc; color:#4a5568; border:1px solid #cbd5e0; }
        .btn-secondary:hover { background-color:#edf2f7; border-color:#a0aec0; }
        .btn-submit { background-color:#48bb78; color:white; font-weight:900; border:1px solid #38a169; }
        .btn-submit:hover { background-color:#38a169; border-color:#2f855a; }
        .btn-submit:disabled { background-color:#9ae6b4; color:#718096; cursor:not-allowed; border:1px solid #68d391; }

        .modal { display:none; position:fixed; top:0; left:0; width:100%; height:100%; background-color:rgba(0,0,0,0.6); z-index:1000; align-items:center; justify-content:center; }
        .modal-content { background-color:white; padding:30px; border-radius:8px; width:90%; max-width:450px; box-shadow:0 4px 6px rgba(0,0,0,0.1); text-align:center; }
        .score-display { font-size:2.2rem; font-weight:bold; margin:20px 0; color:#2d3748; }
        .score-item { display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid #e2e8f0; font-size:0.95rem; }
        .modal-buttons { display:flex; gap:10px; justify-content:center; margin-top:20px; flex-wrap:wrap; }

        .answer-indicator { display:none; background-color:#e6fffa; border:1px solid #38b2ac; padding:10px; border-radius:4px; margin-top:10px; font-size:0.9rem; }
        .answer-indicator.correct { display:block; background-color:#e6fffa; border-color:#38b2ac; color:#234e52; }
        .answer-indicator.incorrect { display:block; background-color:#fed7d7; border-color:#fc8181; color:#742a2a; }

        .highlight { background-color:#fff176; color:#111827 !important; cursor:pointer; border-radius:2px; box-shadow:inset 0 -1px 0 rgba(0,0,0,0.25); }
        .highlight * { color:inherit !important; }
        .contrast-white-black .highlight { background-color:#7dd3fc; color:#0b1723 !important; box-shadow:inset 0 -1px 0 rgba(0,0,0,0.45); }
        .contrast-yellow-black .highlight { background-color:#f59e0b; color:#111827 !important; box-shadow:inset 0 -1px 0 rgba(0,0,0,0.55); }

        #highlight-btn, #remove-highlight-btn { position:absolute; z-index:9999; display:none; padding:6px 12px; font-size:14px; border:1px solid #888; border-radius:4px; cursor:pointer; background-color:white; box-shadow:0 2px 4px rgba(0,0,0,0.2); }

        .selection-menu { position:absolute; z-index:100000; display:none; background:#fff; border:1px solid #cbd5e0; border-radius:8px; box-shadow:0 8px 20px rgba(0,0,0,0.2); padding:6px 0; min-width:160px; }
        .selection-menu button { width:100%; background:transparent; border:none; padding:10px 14px; text-align:left; font-size:14px; font-weight:600; color:#1a202c; cursor:pointer; display:flex; align-items:center; gap:8px; }
        .selection-menu button:hover { background:#f7fafc; }
        .selection-menu i { width:16px; text-align:center; color:#4a5568; }

        /* Options modal */
        .options-modal { background:rgba(0,0,0,0.35); }
        .options-modal .modal-content { max-width:640px; width:92%; text-align:left; padding:26px; box-shadow:0 10px 30px rgba(0,0,0,0.2); background:#ffffff; color:#1a202c; }
        .options-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
        .options-title { font-size:1.2rem; font-weight:700; color:#1a202c; flex:1; text-align:center; }
        .close-btn { border:none; background:transparent; font-size:1.2rem; cursor:pointer; color:#2d3748; }
        .options-list { border:1px solid #e2e8f0; border-radius:10px; overflow:hidden; }
        .option-row { padding:16px; display:flex; justify-content:space-between; align-items:center; border-bottom:1px solid #e2e8f0; cursor:pointer; background:#fff; }
        .option-row:last-child { border-bottom:none; }
        .option-label { font-weight:800; color:#2d3748; font-size:1.08rem; }
        .option-sub { font-weight:700; color:#4a5568; margin-left:10px; font-size:1.02rem; }
        .submenu button { width:100%; text-align:left; padding:16px 18px; border:none; background:#fff; border-bottom:1px solid #e2e8f0; cursor:pointer; display:flex; justify-content:space-between; align-items:center; font-size:1.05rem; font-weight:700; }
        .submenu button:last-child { border-bottom:none; }
        .submenu button:hover { background:#f7fafc; }
        .submenu .selected > .checkmark::before { content:"✓"; font-weight:800; }

        /* Contrast modes */
        .contrast-white-black { background:#111 !important; color:#fff !important; }
        .contrast-yellow-black { background:#000 !important; color:#f6e05e !important; }
        .contrast-white-black, .contrast-white-black p, .contrast-white-black h1, .contrast-white-black h2, .contrast-white-black h3, .contrast-white-black h4, .contrast-white-black label, .contrast-white-black .question-text, .contrast-white-black .question-group-title, .contrast-white-black .timer, .contrast-white-black .progress-item, .contrast-white-black .options-title { color:#f7fafc !important; }
        .contrast-yellow-black, .contrast-yellow-black p, .contrast-yellow-black h1, .contrast-yellow-black h2, .contrast-yellow-black h3, .contrast-yellow-black h4, .contrast-yellow-black label, .contrast-yellow-black .question-text, .contrast-yellow-black .question-group-title, .contrast-yellow-black .timer, .contrast-yellow-black .progress-item, .contrast-yellow-black .options-title { color:#f6e05e !important; }
        .contrast-white-black .container, .contrast-white-black header, .contrast-white-black .progress-container, .contrast-white-black .question, .contrast-white-black .question-group, .contrast-white-black input, .contrast-white-black select { background:rgba(17,17,17,0.94) !important; color:#fff !important; border-color:#2d3748 !important; }
        .contrast-yellow-black .container, .contrast-yellow-black header, .contrast-yellow-black .progress-container, .contrast-yellow-black .question, .contrast-yellow-black .question-group, .contrast-yellow-black input, .contrast-yellow-black select { background:rgba(0,0,0,0.94) !important; color:#f6e05e !important; border-color:#4a5568 !important; }
        .contrast-white-black .passage-info { color:#f7fafc !important; }
        .contrast-yellow-black .passage-info { color:#f6e05e !important; }
        .contrast-white-black .btn, .contrast-white-black .logo-area { background:#2d3748 !important; color:#f7fafc !important; border-color:#4a5568 !important; }
        .contrast-yellow-black .btn, .contrast-yellow-black .logo-area { background:#1a202c !important; color:#f6e05e !important; border-color:#718096 !important; }
        .contrast-white-black .progress-item { background:#2d3748 !important; color:#f7fafc !important; border-color:#4a5568 !important; }
        .contrast-white-black .progress-item.current { background:#63b3ed !important; color:#0b1723 !important; }
        .contrast-white-black .progress-item.answered { background:#68d391 !important; color:#0f2c1a !important; }
        .contrast-white-black .progress-item.correct { background:#48bb78 !important; color:#0b1723 !important; }
        .contrast-white-black .progress-item.incorrect { background:#feb2b2 !important; color:#742a2a !important; }
        .contrast-yellow-black .progress-item { background:#1a202c !important; color:#f6e05e !important; border-color:#718096 !important; }
        .contrast-yellow-black .progress-item.current { background:#d69e2e !important; color:#0b1723 !important; }
        .contrast-yellow-black .progress-item.answered { background:#ecc94b !important; color:#0b1723 !important; }
        .contrast-yellow-black .progress-item.correct { background:#f6e05e !important; color:#0b1723 !important; }
        .contrast-yellow-black .progress-item.incorrect { background:#feb2b2 !important; color:#742a2a !important; }
        .contrast-white-black .options-modal { background:rgba(0,0,0,0.75); }
        .contrast-yellow-black .options-modal { background:rgba(0,0,0,0.85); }
        .contrast-white-black .options-modal .modal-content { background:#111 !important; color:#f7fafc !important; }
        .contrast-yellow-black .options-modal .modal-content { background:#000 !important; color:#f6e05e !important; }
        .contrast-white-black .options-list, .contrast-white-black .option-row, .contrast-white-black .submenu button { background:#1a202c !important; color:#f7fafc !important; border-color:#2d3748 !important; }
        .contrast-yellow-black .options-list, .contrast-yellow-black .option-row, .contrast-yellow-black .submenu button { background:#1a202c !important; color:#f6e05e !important; border-color:#4a5568 !important; }
        .contrast-white-black .close-btn { color:#f7fafc !important; }
        .contrast-yellow-black .close-btn { color:#f6e05e !important; }
        .contrast-white-black .modal-content { background-color:#0f1012; color:#f7fafc; border:1px solid #2d3748; }
        .contrast-yellow-black .modal-content { background-color:#0a0a0a; color:#f6e05e; border:1px solid #4a5568; }
        .contrast-white-black .score-display { color:#f7fafc !important; }
        .contrast-yellow-black .score-display { color:#f6e05e !important; }
        .contrast-white-black .selection-menu { background:#0f1012; border-color:#2d3748; }
        .contrast-white-black .selection-menu button { color:#f7fafc; }
        .contrast-white-black .selection-menu button:hover { background:#1a202c; }
        .contrast-yellow-black .selection-menu { background:#0a0a0a; border-color:#4a5568; }
        .contrast-yellow-black .selection-menu button { color:#f6e05e; }
        .contrast-yellow-black .selection-menu button:hover { background:#1a202c; }

        @media (max-width: 768px) {
            .main-content { flex-direction:column; }
            .questions-container { width:100%; border-left:none; border-top:1px solid #e2e8f0; }
            .resizer { width:100%; height:4px; cursor:row-resize; }
            .resizer::before { width:60px; height:30px; top:50%; left:50%; transform:translate(-50%,-50%); }
            header { flex-direction:column; gap:10px; padding:10px; }
        }
        @media (max-width: 480px) {
            .progress-item { width:32px; height:32px; font-size:0.85rem; }
            .passage-info { font-size:0.9rem; }
        }
    
        /* Contrast surface patch: keep question cards readable in alternate modes */
        .contrast-white-black .questions-container,
        .contrast-white-black .question,
        .contrast-white-black .question-group,
        .contrast-white-black .notes-picture,
        .contrast-white-black .word-list,
        .contrast-white-black .flow-chart,
        .contrast-white-black .flow-chart-box,
        .contrast-white-black .time-row,
        .contrast-white-black .notes-board,
        .contrast-white-black .notes-row,
        .contrast-white-black .note-row,
        .contrast-white-black .volcano-item,
        .contrast-white-black .exam-sheet,
        .contrast-white-black .place-card,
        .contrast-white-black .achievement-card,
        .contrast-white-black .form-field,
        .contrast-white-black .form-card,
        .contrast-white-black .form-grid,
        .contrast-white-black .form-row,
        .contrast-white-black .drag-options-shelf,
        .contrast-white-black .responsibility-item,
        .contrast-white-black .responsibility-list,
        .contrast-white-black .multiple-choice-card,
        .contrast-white-black .aar-paper,
        .contrast-white-black .wccp-paper,
        .contrast-white-black .bhbt-paper,
        .contrast-white-black .radio-label,
        .contrast-white-black .varroa-flow-layout .drop-column,
        .contrast-white-black .varroa-flow-layout .options-column,
        .contrast-white-black .features-list,
        .contrast-white-black .cities-list,
        .contrast-white-black .matching-section,
        .contrast-white-black .section-card,
        .contrast-white-black .table-panel,
        .contrast-white-black .table-card,
        .contrast-white-black .results-content,
        .contrast-white-black .score-item {
            background: #111827 !important;
            color: #f7fafc !important;
            border-color: #4a5568 !important;
            box-shadow: none !important;
        }

        .contrast-yellow-black .questions-container,
        .contrast-yellow-black .question,
        .contrast-yellow-black .question-group,
        .contrast-yellow-black .notes-picture,
        .contrast-yellow-black .word-list,
        .contrast-yellow-black .flow-chart,
        .contrast-yellow-black .flow-chart-box,
        .contrast-yellow-black .time-row,
        .contrast-yellow-black .notes-board,
        .contrast-yellow-black .notes-row,
        .contrast-yellow-black .note-row,
        .contrast-yellow-black .volcano-item,
        .contrast-yellow-black .exam-sheet,
        .contrast-yellow-black .place-card,
        .contrast-yellow-black .achievement-card,
        .contrast-yellow-black .form-field,
        .contrast-yellow-black .form-card,
        .contrast-yellow-black .form-grid,
        .contrast-yellow-black .form-row,
        .contrast-yellow-black .drag-options-shelf,
        .contrast-yellow-black .responsibility-item,
        .contrast-yellow-black .responsibility-list,
        .contrast-yellow-black .multiple-choice-card,
        .contrast-yellow-black .aar-paper,
        .contrast-yellow-black .wccp-paper,
        .contrast-yellow-black .bhbt-paper,
        .contrast-yellow-black .radio-label,
        .contrast-yellow-black .varroa-flow-layout .drop-column,
        .contrast-yellow-black .varroa-flow-layout .options-column,
        .contrast-yellow-black .features-list,
        .contrast-yellow-black .cities-list,
        .contrast-yellow-black .matching-section,
        .contrast-yellow-black .section-card,
        .contrast-yellow-black .table-panel,
        .contrast-yellow-black .table-card,
        .contrast-yellow-black .results-content,
        .contrast-yellow-black .score-item {
            background: #050505 !important;
            color: #f6e05e !important;
            border-color: #5f4b16 !important;
            box-shadow: none !important;
        }

        .contrast-white-black .job-table th,
        .contrast-white-black .job-table td,
        .contrast-white-black .bicycling-table th,
        .contrast-white-black .bicycling-table td,
        .contrast-white-black .course-table th,
        .contrast-white-black .course-table td,
        .contrast-white-black .section-table th,
        .contrast-white-black .section-table td,
        .contrast-white-black .form-input,
        .contrast-white-black .matching-input,
        .contrast-white-black .drop-zone-w,
        .contrast-white-black .drop-zone-small {
            background: #0b1220 !important;
            color: #f7fafc !important;
            border-color: #4a5568 !important;
        }

        .contrast-yellow-black .job-table th,
        .contrast-yellow-black .job-table td,
        .contrast-yellow-black .bicycling-table th,
        .contrast-yellow-black .bicycling-table td,
        .contrast-yellow-black .course-table th,
        .contrast-yellow-black .course-table td,
        .contrast-yellow-black .section-table th,
        .contrast-yellow-black .section-table td,
        .contrast-yellow-black .form-input,
        .contrast-yellow-black .matching-input,
        .contrast-yellow-black .drop-zone-w,
        .contrast-yellow-black .drop-zone-small {
            background: #050505 !important;
            color: #f6e05e !important;
            border-color: #5f4b16 !important;
        }

        .contrast-white-black .question-text,
        .contrast-white-black .question-group-title,
        .contrast-white-black .notes-center-title,
        .contrast-white-black .notes-heading,
        .contrast-white-black .notes-title,
        .contrast-white-black .notes-entry,
        .contrast-white-black .place-title,
        .contrast-white-black .section-heading,
        .contrast-white-black .section-subheading,
        .contrast-white-black .section-card-title,
        .contrast-white-black .form-main-label,
        .contrast-white-black .notes-label,
        .contrast-white-black .row-label,
        .contrast-white-black .row-value,
        .contrast-white-black .table-title,
        .contrast-white-black .card-note,
        .contrast-white-black .fill-number {
            color: #f7fafc !important;
        }

        .contrast-yellow-black .question-text,
        .contrast-yellow-black .question-group-title,
        .contrast-yellow-black .notes-center-title,
        .contrast-yellow-black .notes-heading,
        .contrast-yellow-black .notes-title,
        .contrast-yellow-black .notes-entry,
        .contrast-yellow-black .place-title,
        .contrast-yellow-black .section-heading,
        .contrast-yellow-black .section-subheading,
        .contrast-yellow-black .section-card-title,
        .contrast-yellow-black .form-main-label,
        .contrast-yellow-black .notes-label,
        .contrast-yellow-black .row-label,
        .contrast-yellow-black .row-value,
        .contrast-yellow-black .table-title,
        .contrast-yellow-black .card-note,
        .contrast-yellow-black .fill-number {
            color: #f6e05e !important;
        }
        /* Contrast highlight patch: avoid yellow-on-yellow selected text */
        .contrast-white-black .highlight {
            background-color: #63b3ed !important;
            color: #0b1723 !important;
            box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.45) !important;
        }

        .contrast-yellow-black .highlight {
            background-color: #38bdf8 !important;
            color: #030712 !important;
            box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.55) !important;
        }

        .contrast-white-black .highlight *,
        .contrast-yellow-black .highlight * {
            color: inherit !important;
        }
        /* Contrast shell patch: cover older standalone test shells */
        .contrast-white-black .container,
        .contrast-white-black .test-interface,
        .contrast-white-black .main-content,
        .contrast-white-black .passage-container,
        .contrast-white-black .questions-section,
        .contrast-white-black .part-header,
        .contrast-white-black .header,
        .contrast-white-black .submit-section,
        .contrast-white-black .bottom-navigation,
        .contrast-white-black .parts-navigation,
        .contrast-white-black .modal-content {
            background: #111827 !important;
            color: #f7fafc !important;
            border-color: #4a5568 !important;
        }

        .contrast-yellow-black .container,
        .contrast-yellow-black .test-interface,
        .contrast-yellow-black .main-content,
        .contrast-yellow-black .passage-container,
        .contrast-yellow-black .questions-section,
        .contrast-yellow-black .part-header,
        .contrast-yellow-black .header,
        .contrast-yellow-black .submit-section,
        .contrast-yellow-black .bottom-navigation,
        .contrast-yellow-black .parts-navigation,
        .contrast-yellow-black .modal-content {
            background: #050505 !important;
            color: #f6e05e !important;
            border-color: #5f4b16 !important;
        }

        .contrast-white-black .drop-zone:not(.correct):not(.incorrect),
        .contrast-white-black .drag-item,
        .contrast-white-black .input-field {
            background: #0b1220 !important;
            color: #f7fafc !important;
            border-color: #4a5568 !important;
        }

        .contrast-yellow-black .drop-zone:not(.correct):not(.incorrect),
        .contrast-yellow-black .drag-item,
        .contrast-yellow-black .input-field {
            background: #050505 !important;
            color: #f6e05e !important;
            border-color: #5f4b16 !important;
        }
        /* QA safety patch: keep passage UI usable on narrow screens and long content. */
        html,
        body,
        .container {
            max-width: 100%;
        }

        .main-content,
        .passage-container,
        .questions-container,
        .passage-content,
        .question-section,
        .question-group,
        .question,
        .options,
        .option,
        .word-list,
        .matching-section,
        .table-card,
        .table-panel,
        .note-card {
            min-width: 0;
        }

        img,
        svg,
        canvas,
        table {
            max-width: 100%;
        }

        input,
        select,
        textarea,
        .question-input,
        .input-field,
        .form-input,
        .matching-input,
        .inline-input,
        .drop-zone,
        .drag-item {
            max-width: 100%;
        }

        .selectable-text,
        .question-text,
        .option,
        .drag-item,
        .drop-zone,
        .table-card,
        .table-panel {
            overflow-wrap: anywhere;
            word-break: normal;
        }

        @media (max-width: 768px) {
            .watermark-layer {
                font-size: clamp(48px, 18vw, 120px);
                white-space: normal;
                text-align: center;
            }

            .header-menu-link,
            .logo-area,
            .timer {
                max-width: 100%;
                white-space: normal;
                text-align: center;
            }

            .progress-container,
            .bottom-navigation {
                overflow-x: auto;
            }
        }

/* IELTS_FULL_READING_STYLE_OVERRIDE_START */
.watermark-layer{display:none!important}
.passage-container,.questions-container{background:#fff!important}
html,body,.container,.main-content,.passage-container{background-color:#fff!important}
html,body{margin:0!important;width:100%!important;overflow-x:hidden!important}
.main-content,.passage-container,.questions-container{border-left:0!important;border-right:0!important;box-shadow:none!important}
.container{border:0!important;box-shadow:none!important;width:100%!important;max-width:none!important;margin:0!important}
.main-content{margin:0!important;width:100%!important}
.passage-container.hidden+.resizer{display:none!important}
.passage-content,.questions-container{color:#000!important;font-size:1rem!important;line-height:1.55!important}
.section-title{color:#111827!important;font-size:1.4rem!important;font-weight:600!important;border-bottom:1px solid #d8dee6!important;background:transparent!important}
.question-group{background:transparent!important;border-radius:0!important;padding:0!important;margin-bottom:34px!important;border:0!important;box-shadow:none!important}
.question-group-title{color:#000!important;font-size:1rem!important;font-weight:700!important;margin-bottom:8px!important;background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important}
.question{background:transparent!important;border:0!important;border-radius:0!important;padding:0!important;margin:18px 0 34px!important;box-shadow:none!important}
.question:hover{box-shadow:none!important}
.question-text{color:#000!important;font-weight:400!important;margin-bottom:14px!important}
.question-text .question-anchor+*,.question-text strong{font-weight:700!important}
.options{gap:16px!important;padding-left:8px!important;background:transparent!important;border:0!important}
.options label{color:#000!important;line-height:1.45!important;background:transparent!important}
input[type=radio],input[type=checkbox]{accent-color:#1f6fbf}
.input-field.inline-input,.inline-input,.note-inline,.question input[type=text],.summary-completion input[type=text],.completion-table input[type=text]{border:1px solid #888!important;border-radius:2px!important;background:#fff!important;color:#000!important;font-size:1rem!important;text-align:center!important;font-weight:700!important;box-shadow:none!important}
.input-field.inline-input,.inline-input,.note-inline,.completion-table input[type=text]{min-width:150px!important;padding:2px 8px!important}
.input-field.inline-input:focus,.inline-input:focus,.note-inline:focus,.question input[type=text]:focus,.completion-table input[type=text]:focus{border-color:#1f6fbf!important;box-shadow:0 0 0 1px #1f6fbf!important}
.drag-options,.heading-bank,.answer-bank,.word-bank,.drag-options-shelf{gap:8px!important;margin-top:10px!important;background:transparent!important;border:0!important;padding:0!important;box-shadow:none!important}
.drag-item,.heading-option,.answer-option,.word-option{background:#f8fafc!important;border:1px solid #b9c7d8!important;border-radius:4px!important;color:#111827!important;font-size:1rem!important;font-weight:600!important;text-align:left!important;box-shadow:none!important;padding:5px 9px!important}
.drop-zone{min-width:132px!important;min-height:38px!important;border:2px dashed #cbd5e0!important;border-radius:4px!important;background:#f8fafc!important;color:#1f2937!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;margin:0 4px!important}
table{border-collapse:collapse!important;font-size:1rem!important}
th,td{background:#fff!important;border:1px solid #cbd5e0!important;color:#000!important;padding:6px 8px!important;vertical-align:top!important}
th{font-weight:700!important}
.radio-table th:not(:first-child),.radio-table td:not(:first-child),.paragraph-table th:not(:first-child),.paragraph-table td:not(:first-child),.matching-table th:not(:first-child),.matching-table td:not(:first-child){text-align:center!important;width:44px!important}
.mc-options label,.checkbox-options label{display:block!important;margin:8px 0!important}
.reason-options{display:flex!important;flex-direction:column!important;gap:10px!important;margin-top:10px!important;background:transparent!important;border:0!important;padding:0!important}
.reason-option{display:flex!important;align-items:flex-start!important;gap:8px!important;background:transparent!important;border:0!important;padding:0!important;color:#000!important}
.reason-option strong{min-width:18px!important}
.summary-text,.notes-bullets{line-height:2.05!important}
.summary-text .inline-input,.notes-bullets .note-inline{margin:0 6px!important}
.notes-picture{background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important}
.notes-center-title{font-weight:700!important;text-align:left!important;margin:0 0 10px!important;color:#000!important}
body.contrast-whiteblack,body.contrast-white-black,html:has(body.contrast-whiteblack),html:has(body.contrast-white-black),body.contrast-whiteblack .container,body.contrast-white-black .container,body.contrast-whiteblack .main-content,body.contrast-white-black .main-content,body.contrast-whiteblack .passage-container,body.contrast-white-black .passage-container,body.contrast-whiteblack .questions-container,body.contrast-white-black .questions-container{background:#111827!important;color:#f8fafc!important}
body.contrast-whiteblack .passage-content,body.contrast-white-black .passage-content,body.contrast-whiteblack .questions-container,body.contrast-white-black .questions-container,body.contrast-whiteblack .section-title,body.contrast-white-black .section-title,body.contrast-whiteblack .question-group-title,body.contrast-white-black .question-group-title,body.contrast-whiteblack .question-text,body.contrast-white-black .question-text,body.contrast-whiteblack .options label,body.contrast-white-black .options label,body.contrast-whiteblack .hint-text,body.contrast-white-black .hint-text,body.contrast-whiteblack .notes-center-title,body.contrast-white-black .notes-center-title{color:#f8fafc!important}
body.contrast-whiteblack table,body.contrast-white-black table,body.contrast-whiteblack th,body.contrast-white-black th,body.contrast-whiteblack td,body.contrast-white-black td{background:#111827!important;color:#f8fafc!important;border-color:#607086!important}
body.contrast-whiteblack th,body.contrast-white-black th{background:#0b1220!important}
body.contrast-whiteblack .drag-item,body.contrast-white-black .drag-item,body.contrast-whiteblack .heading-option,body.contrast-white-black .heading-option,body.contrast-whiteblack .answer-option,body.contrast-white-black .answer-option,body.contrast-whiteblack .word-option,body.contrast-white-black .word-option,body.contrast-whiteblack .drop-zone,body.contrast-white-black .drop-zone,body.contrast-whiteblack .input-field.inline-input,body.contrast-white-black .input-field.inline-input,body.contrast-whiteblack .inline-input,body.contrast-white-black .inline-input,body.contrast-whiteblack .note-inline,body.contrast-white-black .note-inline,body.contrast-whiteblack .question input[type=text],body.contrast-white-black .question input[type=text]{background:#172033!important;color:#f8fafc!important;border-color:#607086!important}
body.contrast-yellowblack,body.contrast-yellow-black,html:has(body.contrast-yellowblack),html:has(body.contrast-yellow-black),body.contrast-yellowblack .container,body.contrast-yellow-black .container,body.contrast-yellowblack .main-content,body.contrast-yellow-black .main-content,body.contrast-yellowblack .passage-container,body.contrast-yellow-black .passage-container,body.contrast-yellowblack .questions-container,body.contrast-yellow-black .questions-container{background:#000!important;color:#f6e05e!important}
body.contrast-yellowblack .passage-content,body.contrast-yellow-black .passage-content,body.contrast-yellowblack .questions-container,body.contrast-yellow-black .questions-container,body.contrast-yellowblack .section-title,body.contrast-yellow-black .section-title,body.contrast-yellowblack .question-group-title,body.contrast-yellow-black .question-group-title,body.contrast-yellowblack .question-text,body.contrast-yellow-black .question-text,body.contrast-yellowblack .options label,body.contrast-yellow-black .options label,body.contrast-yellowblack .hint-text,body.contrast-yellow-black .hint-text,body.contrast-yellowblack .notes-center-title,body.contrast-yellow-black .notes-center-title{color:#f6e05e!important}
body.contrast-yellowblack table,body.contrast-yellow-black table,body.contrast-yellowblack th,body.contrast-yellow-black th,body.contrast-yellowblack td,body.contrast-yellow-black td{background:#000!important;color:#f6e05e!important;border-color:#8a7d22!important}
body.contrast-yellowblack th,body.contrast-yellow-black th{background:#111!important}
body.contrast-yellowblack .drag-item,body.contrast-yellow-black .drag-item,body.contrast-yellowblack .heading-option,body.contrast-yellow-black .heading-option,body.contrast-yellowblack .answer-option,body.contrast-yellow-black .answer-option,body.contrast-yellowblack .word-option,body.contrast-yellow-black .word-option,body.contrast-yellowblack .drop-zone,body.contrast-yellow-black .drop-zone,body.contrast-yellowblack .input-field.inline-input,body.contrast-yellow-black .input-field.inline-input,body.contrast-yellowblack .inline-input,body.contrast-yellow-black .inline-input,body.contrast-yellowblack .note-inline,body.contrast-yellow-black .note-inline,body.contrast-yellowblack .question input[type=text],body.contrast-yellow-black .question input[type=text]{background:#111!important;color:#f6e05e!important;border-color:#8a7d22!important}
/* IELTS_FULL_READING_STYLE_OVERRIDE_END */


/* IELTS_PASSAGE_STYLE_SUPPLEMENT_START */
.question-section{background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important}
.drag-bank,.word-list{display:flex!important;flex-wrap:wrap!important;gap:8px!important;margin:10px 0 18px!important;background:transparent!important;border:0!important;padding:0!important;box-shadow:none!important}
.drag-sentence{display:flex!important;align-items:center!important;gap:8px!important;flex-wrap:wrap!important;margin-top:8px!important;background:transparent!important;border:0!important;box-shadow:none!important}
.drop-paragraph{background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important;line-height:2.05!important}
.mcq-list,.tf-options{background:transparent!important;border:0!important;box-shadow:none!important;padding:0!important;margin:8px 0 0!important;list-style:none!important}
.mcq-list li,.tf-options li{background:transparent!important;border:0!important;box-shadow:none!important;margin:8px 0!important;padding:0!important;color:#000!important}
.option{background:transparent!important;border:0!important;box-shadow:none!important;color:#000!important;padding:0!important;line-height:1.45!important}
body.contrast-whiteblack .mcq-list li,body.contrast-white-black .mcq-list li,body.contrast-whiteblack .tf-options li,body.contrast-white-black .tf-options li,body.contrast-whiteblack .option,body.contrast-white-black .option{color:#f8fafc!important;background:transparent!important}
body.contrast-yellowblack .mcq-list li,body.contrast-yellow-black .mcq-list li,body.contrast-yellowblack .tf-options li,body.contrast-yellow-black .tf-options li,body.contrast-yellowblack .option,body.contrast-yellow-black .option{color:#f6e05e!important;background:transparent!important}
body.contrast-whiteblack .drag-bank,body.contrast-white-black .drag-bank,body.contrast-whiteblack .word-list,body.contrast-white-black .word-list,body.contrast-yellowblack .drag-bank,body.contrast-yellow-black .drag-bank,body.contrast-yellowblack .word-list,body.contrast-yellow-black .word-list{background:transparent!important;border:0!important;box-shadow:none!important}
/* IELTS_PASSAGE_STYLE_SUPPLEMENT_END */