/* Quiz Page Specific Styles */

/* Quiz Hero Section */
.quiz-hero-section {
    padding-top: 120px;
    padding-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.quiz-hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y=".9em" font-size="90" fill="rgba(255,255,255,0.1)">問</text></svg>') no-repeat center;
    background-size: contain;
    opacity: 0.1;
    transform: rotate(-15deg);
}

.quiz-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.breadcrumb {
    margin-bottom: var(--spacing-lg);
    font-size: 0.9rem;
    opacity: 0.9;
}

.breadcrumb a {
    color: var(--white);
    text-decoration: none;
}

.breadcrumb i {
    margin: 0 var(--spacing-sm);
    font-size: 0.8rem;
}

.quiz-hero-content h1 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.quiz-hero-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.quiz-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat i {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.stat span {
    font-weight: 500;
    font-size: 0.9rem;
}

/* Quiz Categories Section */
.quiz-categories-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
}

.quiz-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.quiz-category-card {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

.quiz-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.quiz-category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.quiz-category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.quiz-category-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.quiz-category-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.quiz-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.difficulty {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.difficulty.beginner {
    background-color: #d4edda;
    color: #155724;
}

.difficulty.intermediate {
    background-color: #fff3cd;
    color: #856404;
}

.difficulty.advanced {
    background-color: #f8d7da;
    color: #721c24;
}

.difficulty.all-levels {
    background-color: #d1ecf1;
    color: #0c5460;
}

.question-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.btn-quiz-start {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
    padding: 12px 24px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-quiz-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 77, 109, 0.3);
}

.btn-quiz-start i {
    margin-right: var(--spacing-xs);
}

/* JLPT Section */
.jlpt-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    position: relative;
}

.jlpt-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.jlpt-info h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.jlpt-features {
    margin-top: var(--spacing-lg);
}

.jlpt-feature {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.jlpt-feature i {
    margin-right: var(--spacing-md);
    color: var(--yuzu);
}

.jlpt-levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.jlpt-level {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
}

.jlpt-level:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.jlpt-level h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
}

.jlpt-level p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
}

.jlpt-level .btn {
    background-color: var(--white);
    color: var(--secondary-color);
    border: none;
}

.jlpt-level .btn:hover {
    background-color: var(--off-white);
    transform: translateY(-2px);
}

/* Recent Activity Section */
.recent-activity-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-primary);
}

.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.activity-card {
    display: flex;
    align-items: center;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow-light);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

.activity-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.activity-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-content h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.activity-content p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.activity-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Dark Mode Adjustments */
[data-theme="dark"] .difficulty.beginner {
    background-color: #1e4620;
    color: #a3d9a5;
}

[data-theme="dark"] .difficulty.intermediate {
    background-color: #4a3b00;
    color: #ffeb9c;
}

[data-theme="dark"] .difficulty.advanced {
    background-color: #4a1e23;
    color: #f5b7b1;
}

[data-theme="dark"] .difficulty.all-levels {
    background-color: #1e3d42;
    color: #a2d2ff;
}

/* Responsive Design */
@media screen and (max-width: 991px) {
    .jlpt-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }
    
    .quiz-hero-content h1 {
        font-size: 2.5rem;
    }
    
    .quiz-stats {
        gap: var(--spacing-lg);
    }
}

@media screen and (max-width: 768px) {
    .quiz-categories-grid {
        grid-template-columns: 1fr;
    }
    
    .quiz-hero-content h1 {
        font-size: 2rem;
    }
    
    .quiz-hero-content p {
        font-size: 1rem;
    }
    
    .quiz-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .jlpt-levels {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .activity-grid {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .quiz-category-card {
        padding: var(--spacing-md);
    }
    
    .jlpt-levels {
        grid-template-columns: 1fr;
    }
    
    .activity-card {
        flex-direction: column;
        text-align: center;
    }
    
    .activity-icon {
        margin-right: 0;
        margin-bottom: var(--spacing-md);
    }
}