.quiz-header{gap:var(--space-05);flex-direction:column;width:100%;max-width:720px;display:flex}.quiz-header__row{justify-content:space-between;align-items:center;gap:var(--space-1);display:flex}.quiz-header__counter{align-items:center;gap:var(--space-05);padding:6px var(--space-075);background:var(--cyan-1);border-radius:var(--radius-m);flex-shrink:0;display:flex}.quiz-header__counter-text{font-family:var(--font-family);color:var(--fg-primary);white-space:nowrap;font-size:16px;font-weight:400;line-height:20px}.quiz-header__time{font-family:var(--font-family);color:var(--fg-primary);transition:color var(--transition-fast);font-variant-numeric:tabular-nums;font-size:clamp(28px,9vw,40px);font-weight:400;line-height:48px}.quiz-header__time--urgent{color:var(--constant-error);animation:.8s ease-in-out infinite timer-pulse}.quiz-header__score{align-items:center;gap:var(--space-05);padding:6px var(--space-075);background:var(--amber-1);border-radius:var(--radius-m);flex-shrink:0;display:flex}.quiz-header__score-text{font-family:var(--font-family);color:var(--amber-10);white-space:nowrap;font-variant-numeric:tabular-nums;font-size:16px;font-weight:600;line-height:20px}.quiz-header__progress{margin-top:var(--space-025);gap:6px;display:flex}.quiz-header__segment{background:var(--bg-border);height:5px;transition:background var(--transition-normal);border-radius:3px;flex:1}.quiz-header__segment--active{background:var(--primary-default)}.quiz-header__segment--passed{background:var(--success-default)}.quiz-header__segment--failed{background:var(--constant-error)}.quiz-header__topic-name{font-family:var(--font-family);color:var(--fg-tertiary);text-align:center;text-transform:uppercase;letter-spacing:.08em;margin:0;font-size:14px;font-weight:600;line-height:16px}.quiz-header__left,.quiz-header__right{align-items:center;gap:var(--space-05);display:flex}.quiz-header__exit{border-radius:var(--radius-m);width:32px;height:32px;color:var(--fg-tertiary);cursor:pointer;transition:color var(--transition-fast), background var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;font-size:14px;display:flex}.quiz-header__exit:hover{color:var(--fg-primary);background:var(--bg-border)}.quiz-header__streak{padding:6px var(--space-075);border-radius:var(--radius-m);color:var(--amber-10);background:#fbbd2326;border:1px solid #fbbd234d;align-items:center;gap:4px;font-size:14px;font-weight:700;animation:.3s cubic-bezier(.34,1.56,.64,1) streak-pop;display:flex}@keyframes streak-pop{0%{opacity:0;transform:scale(.7)}to{opacity:1;transform:scale(1)}}@keyframes timer-pulse{0%,to{opacity:1}50%{opacity:.5}}