:root{--color-bg: #f8f9fa;--color-surface: #ffffff;--color-border: #dee2e6;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-text: #1a1a2e;--color-muted: #6c757d;--color-error: #dc2626;--color-success: #16a34a;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;font-size:16px}.page{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px 16px 48px}.quiz-card{width:100%;max-width:760px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.quiz-header{padding:32px 40px 24px;border-bottom:1px solid var(--color-border)}.quiz-header h1{font-size:1.4rem;font-weight:700;line-height:1.3;margin-bottom:12px}.quiz-description{color:var(--color-muted);font-size:.95rem;white-space:pre-line}.progress-bar{height:4px;background:var(--color-border)}.progress-bar-fill{height:100%;background:var(--color-primary);transition:width .3s ease}.section{padding:32px 40px}.section-title{font-size:1.05rem;font-weight:600;color:var(--color-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.8rem;margin-bottom:24px}.text-block{background:#f0f4ff;border-left:3px solid var(--color-primary);border-radius:0 var(--radius) var(--radius) 0;padding:20px 24px;margin-bottom:28px;font-size:.95rem;line-height:1.7;white-space:pre-wrap}.text-block strong{font-weight:600}.text-block em{font-style:italic}.question{margin-bottom:28px}.question-text{font-weight:500;margin-bottom:14px;line-height:1.5}.required-mark{color:var(--color-error);margin-left:2px}.field-error{color:var(--color-error);font-size:.85rem;margin-top:6px}textarea{width:100%;padding:10px 14px;border:1px solid var(--color-border);border-radius:var(--radius);font-family:inherit;font-size:.95rem;line-height:1.5;resize:vertical;min-height:100px;transition:border-color .15s}textarea:focus{outline:none;border-color:var(--color-primary)}.options-list{display:flex;flex-direction:column;gap:10px}.option-label{display:flex;align-items:flex-start;gap:10px;cursor:pointer;padding:10px 14px;border:1px solid var(--color-border);border-radius:var(--radius);transition:border-color .15s,background .15s;-webkit-user-select:none;user-select:none}.option-label:hover{border-color:var(--color-primary);background:#f0f4ff}.option-label input{margin-top:2px;flex-shrink:0;accent-color:var(--color-primary);width:16px;height:16px}.option-label.selected{border-color:var(--color-primary);background:#e8efff}.scale-container{display:flex;flex-direction:column;gap:8px}.scale-buttons{display:flex;gap:6px;flex-wrap:wrap}.scale-btn{width:44px;height:44px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);cursor:pointer;font-size:.95rem;font-family:inherit;transition:border-color .15s,background .15s,color .15s}.scale-btn:hover{border-color:var(--color-primary);background:#f0f4ff}.scale-btn.selected{background:var(--color-primary);border-color:var(--color-primary);color:#fff;font-weight:600}.scale-labels{display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-muted)}.grid-table{width:100%;border-collapse:collapse;font-size:.9rem}.grid-table th{padding:8px 12px;text-align:center;font-weight:600;color:var(--color-muted);border-bottom:1px solid var(--color-border);font-size:.85rem}.grid-table th:first-child{text-align:left;width:50%}.grid-table td{padding:10px 12px;border-bottom:1px solid var(--color-border);text-align:center;vertical-align:middle}.grid-table td:first-child{text-align:left;line-height:1.4}.grid-table tr:last-child td{border-bottom:none}.grid-table tr:hover td{background:#f8f9fa}.grid-radio{width:18px;height:18px;cursor:pointer;accent-color:var(--color-primary)}.nav-bar{display:flex;align-items:center;justify-content:space-between;padding:20px 40px;border-top:1px solid var(--color-border);background:var(--color-bg)}.nav-info{font-size:.85rem;color:var(--color-muted)}.nav-buttons{display:flex;gap:12px}.btn{padding:10px 24px;border-radius:var(--radius);font-size:.95rem;font-family:inherit;font-weight:500;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s}.btn-secondary{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background:var(--color-bg);border-color:var(--color-muted)}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.result-card{width:100%;max-width:600px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:48px 40px;text-align:center}.result-score{font-size:3rem;font-weight:700;color:var(--color-primary);line-height:1;margin-bottom:4px}.result-score-label{color:var(--color-muted);font-size:.9rem;margin-bottom:32px}.result-level{display:inline-block;padding:6px 18px;border-radius:999px;background:#e8efff;color:var(--color-primary);font-weight:600;font-size:1rem;margin-bottom:20px}.result-content{color:var(--color-text);font-size:1rem;line-height:1.7;margin-bottom:36px}.result-retry{background:none;border:1px solid var(--color-border);border-radius:var(--radius);padding:10px 24px;font-family:inherit;font-size:.95rem;cursor:pointer;color:var(--color-muted);transition:border-color .15s,color .15s}.result-retry:hover{border-color:var(--color-primary);color:var(--color-primary)}.state-center{min-height:60vh;display:flex;align-items:center;justify-content:center;color:var(--color-muted);font-size:1rem}@media (max-width: 600px){.quiz-header,.section,.nav-bar{padding-left:20px;padding-right:20px}.grid-table{font-size:.82rem}.grid-table th,.grid-table td{padding:8px 6px}.scale-btn{width:38px;height:38px}.result-card{padding:36px 24px}}