/* ============================================
   QUIZ PAGE STYLES
   ============================================ */

.quiz-container {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
}

/* Quiz Header */
.quiz-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
    gap: var(--space-md);
    flex-wrap: wrap;
}

.quiz-stage-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.quiz-stage-badge {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    flex-shrink: 0;
}

.quiz-stage-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-navy-dark);
}

.quiz-stage-subtitle {
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

/* Timer */
.quiz-timer {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-navy);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    min-width: 80px;
    justify-content: center;
}

.quiz-timer.warning {
    color: var(--color-crimson);
    animation: pulse 1s infinite;
    background: rgba(196,30,58,0.08);
}

.quiz-timer svg {
    width: 20px;
    height: 20px;
}

/* Progress */
.quiz-progress {
    margin-bottom: var(--space-xl);
}

.quiz-progress-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

.quiz-progress-score {
    font-weight: 600;
    color: var(--color-gold-dark);
}

/* Question Card */
.question-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    padding: var(--space-2xl);
    margin-bottom: var(--space-xl);
    border: 1px solid var(--color-gray-200);
    animation: slideInRight 0.4s ease-out;
}

.question-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: var(--space-md);
}

.question-category[data-category="1"] {
    background: rgba(196,30,58,0.1);
    color: var(--color-crimson);
}
.question-category[data-category="2"] {
    background: rgba(27,107,74,0.1);
    color: var(--color-emerald);
}
.question-category[data-category="3"] {
    background: rgba(30,58,95,0.1);
    color: var(--color-navy);
}
.question-category[data-category="4"] {
    background: rgba(184,134,11,0.1);
    color: var(--color-gold-dark);
}

.question-number {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-sm);
}

.question-text {
    font-family: var(--font-display);
    font-size: 1.35rem;
    line-height: 1.5;
    color: var(--color-navy-dark);
    margin-bottom: var(--space-xl);
}

.question-image {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

/* Options */
.options-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.option-btn {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-gray-100);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-body);
    font-size: 1rem;
    text-align: left;
    width: 100%;
    line-height: 1.5;
}

.option-btn:hover:not(.disabled) {
    border-color: var(--color-gold);
    background: rgba(197,160,63,0.05);
    transform: translateX(4px);
    box-shadow: var(--shadow-gold-glow);
}

.option-letter {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-white);
    border: 2px solid var(--color-gray-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-navy);
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.option-btn:hover:not(.disabled) .option-letter {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

.option-text {
    flex: 1;
}

/* Answer States */
.option-btn.correct {
    background: rgba(27,107,74,0.1);
    border-color: var(--color-emerald);
    animation: correctFlash 0.6s ease;
}

.option-btn.correct .option-letter {
    background: var(--color-emerald);
    border-color: var(--color-emerald);
    color: var(--color-white);
}

.option-btn.wrong {
    background: rgba(220,53,69,0.08);
    border-color: var(--color-error);
    animation: shake 0.5s ease;
}

.option-btn.wrong .option-letter {
    background: var(--color-error);
    border-color: var(--color-error);
    color: var(--color-white);
}

.option-btn.disabled {
    pointer-events: none;
    opacity: 0.6;
}

.option-btn.correct.disabled,
.option-btn.wrong.disabled {
    opacity: 1;
}

/* Explanation */
.explanation {
    margin-top: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    background: rgba(197,160,63,0.08);
    border-left: 4px solid var(--color-gold);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 0.9rem;
    color: var(--color-gray-700);
    animation: fadeIn 0.3s ease;
}

.explanation strong {
    color: var(--color-navy-dark);
}

/* Per-question score popup */
.question-score-popup {
    display: inline-block;
    margin-top: var(--space-md);
    padding: 6px 18px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: #fff;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 100px;
    animation: scorePopIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scorePopIn {
    from { opacity: 0; transform: scale(0.5) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Community stats */
.question-stats {
    margin-top: var(--space-md);
    padding: 10px var(--space-lg);
    background: rgba(30,58,95,0.04);
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    color: var(--color-gray-500);
    animation: fadeIn 0.3s ease 0.2s both;
}

.question-stats .stats-icon {
    margin-right: 4px;
}

.question-stats strong {
    color: var(--color-navy-dark);
}

/* Next Button */
.quiz-actions {
    text-align: center;
    margin-top: var(--space-lg);
}

.btn-next {
    padding: 14px 48px;
    font-size: 1.05rem;
    animation: fadeIn 0.3s ease;
}

/* Quiz Loading */
.quiz-loading {
    text-align: center;
    padding: var(--space-3xl);
}

.quiz-loading .spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--space-lg);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Result Screen */
.quiz-result {
    text-align: center;
    padding: var(--space-2xl);
}

.result-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--space-xl);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    animation: bounceIn 0.6s ease;
}

.result-icon.passed {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    box-shadow: 0 0 40px rgba(197,160,63,0.4);
}

.result-icon.failed {
    background: linear-gradient(135deg, var(--color-gray-300), var(--color-gray-500));
}

.result-score {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-navy-dark);
    margin-bottom: var(--space-sm);
}

.result-score span {
    color: var(--color-gold);
}

.result-title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: var(--space-md);
}

.result-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-md);
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
}

.result-detail {
    text-align: center;
}

.result-detail-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gold-dark);
}

.result-detail-label {
    font-size: 0.8rem;
    color: var(--color-gray-500);
    margin-top: 2px;
}

.result-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-xl);
}

/* Animations */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes correctFlash {
    0% { transform: scale(1); }
    30% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-8px); }
    40% { transform: translateX(8px); }
    60% { transform: translateX(-6px); }
    80% { transform: translateX(4px); }
}

@keyframes bounceIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}