*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f4f6f9;--surface: #ffffff;--border: #dde1e9;--text: #1a1d23;--text-muted: #6b7280;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #dbeafe;--correct: #16a34a;--correct-light: #dcfce7;--wrong: #dc2626;--wrong-light: #fee2e2;--radius: 8px;--shadow: 0 1px 4px rgba(0,0,0,.08)}body{font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:16px;line-height:1.6}#root{max-width:860px;margin:0 auto;padding:24px 16px}.app-header{margin-bottom:32px}.app-header h1{font-size:1.6rem;font-weight:700;color:var(--text)}.app-header p{color:var(--text-muted);margin-top:4px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-size:.95rem;font-weight:500;cursor:pointer;border:none;transition:background .15s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:transparent;color:var(--primary);border:1px solid var(--primary)}.btn-secondary:hover{background:var(--primary-light)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg)}.btn:disabled{opacity:.45;cursor:not-allowed}.test-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin-top:16px}.test-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;cursor:pointer;transition:border-color .15s,box-shadow .15s}.test-card:hover{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.test-card .year{font-size:1.2rem;font-weight:700}.test-card .period{display:inline-block;margin-top:4px;padding:2px 8px;border-radius:4px;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.period-jaro{background:#fef3c7;color:#92400e}.period-podzim{background:#dbeafe;color:#1e40af}.test-card .meta{color:var(--text-muted);font-size:.85rem;margin-top:8px}.practice-layout{display:flex;flex-direction:column;gap:20px}.progress-bar-wrap{background:var(--border);border-radius:999px;height:6px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--primary);border-radius:999px;transition:width .3s}.progress-label{display:flex;justify-content:space-between;font-size:.85rem;color:var(--text-muted);margin-bottom:6px}.question-number{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.question-text{font-size:1.05rem;margin-bottom:20px;white-space:pre-wrap}.options-list{list-style:none;display:flex;flex-direction:column;gap:10px}.option-btn{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);cursor:pointer;text-align:left;font-size:.95rem;transition:border-color .15s,background .15s}.option-btn:hover:not(:disabled){border-color:var(--primary);background:var(--primary-light)}.option-btn.selected{border-color:var(--primary);background:var(--primary-light)}.option-btn.correct{border-color:var(--correct);background:var(--correct-light)}.option-btn.wrong{border-color:var(--wrong);background:var(--wrong-light)}.option-btn:disabled{cursor:default}.option-key{font-weight:700;min-width:24px;color:var(--primary)}.option-btn.correct .option-key{color:var(--correct)}.option-btn.wrong .option-key{color:var(--wrong)}.nav-row{display:flex;justify-content:space-between;align-items:center;gap:12px}.review-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.score-badge{font-size:1.5rem;font-weight:700;color:var(--primary)}.review-list{display:flex;flex-direction:column;gap:16px}.review-item{border:1.5px solid var(--border);border-radius:var(--radius);padding:16px}.review-item.correct-item{border-color:var(--correct);background:var(--correct-light)}.review-item.wrong-item{border-color:var(--wrong);background:var(--wrong-light)}.review-item.skipped-item{border-color:#f59e0b;background:#fffbeb}.review-q-header{display:flex;justify-content:space-between;font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}.status-correct{color:var(--correct)}.status-wrong{color:var(--wrong)}.status-skipped{color:#d97706}.review-answers{margin-top:8px;font-size:.9rem;color:var(--text-muted)}.review-explanation{margin-top:8px;font-size:.88rem;color:var(--text-muted);border-top:1px solid var(--border);padding-top:8px}.summary-stats{display:flex;gap:24px;margin-bottom:24px;flex-wrap:wrap}.stat{text-align:center}.stat-value{font-size:1.6rem;font-weight:700}.stat-label{font-size:.8rem;color:var(--text-muted)}.stat-correct .stat-value{color:var(--correct)}.stat-wrong 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solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.passage-toggle{display:flex;justify-content:space-between;align-items:center;width:100%;padding:12px 18px;background:#f0f5ff;border:none;border-bottom:1px solid var(--border);cursor:pointer;font-size:.9rem;font-weight:600;color:var(--primary);text-align:left}.passage-toggle:hover{background:var(--primary-light)}.passage-toggle-icon{font-size:.8rem;font-weight:400;color:var(--text-muted)}.passage-body{padding:20px 24px;font-size:.93rem;line-height:1.75;color:var(--text);white-space:pre-wrap;max-height:420px;overflow-y:auto}.section-heading{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:.95rem;padding:8px 0;border-bottom:2px solid var(--border);margin-bottom:12px}.section-heading-score{font-size:.85rem;font-weight:400;color:var(--text-muted)}