/* Category Pages Styles */

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: var(--primary-hover);
}

.breadcrumb-separator {
    color: var(--text-muted);
    font-weight: 500;
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    flex: 1;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    line-height: 1.2;
}

.page-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
}

.header-stats {
    display: flex;
    gap: var(--spacing-lg);
    flex-shrink: 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    min-width: 80px;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

/* Category Navigation */
.category-nav {
    margin-bottom: var(--spacing-xl);
}

.category-tabs {
    display: flex;
    gap: var(--spacing-sm);
    background: #f8fafc;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.category-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: calc(var(--border-radius) - 2px);
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s ease;
    flex: 1;
    justify-content: center;
}

.category-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.5);
}

.category-tab.active {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2);
}

.tab-icon {
    font-size: 1.25rem;
}

.tab-label {
    font-size: 0.875rem;
    font-weight: 600;
}

/* Featured Calculator */
.featured-calculator {
    margin-bottom: var(--spacing-xl);
}

.featured-card {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.2);
}

.featured-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.featured-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.featured-card h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.featured-card p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    line-height: 1.6;
}

.featured-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.feature-tag {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

/* Calculators Section */
.calculators-section {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    text-align: center;
}

.calculators-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.calculator-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.calculator-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-lg);
    border-color: var(--primary-color);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.card-icon {
    font-size: 2rem;
    color: var(--primary-color);
}

.card-badge {
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calculator-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.calculator-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.card-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.feature {
    background: #f1f5f9;
    color: #475569;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.card-link {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    text-align: center;
    width: 100%;
}

.card-link:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

/* Guide Section */
.guide-section {
    background: #f8fafc;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
}

.guide-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.guide-container h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.guide-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.guide-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: var(--spacing-xs);
}

.guide-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--text-primary);
}

.guide-content ul {
    margin: 0 0 var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.guide-content li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    line-height: 1.5;
}

.guide-content li strong {
    color: var(--text-primary);
}

/* FAQ Section */
.faq-section {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
    background: #f8fafc;
}

.faq-container {
    max-width: 80%;
    margin: 0 auto;
}

.faq-container h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 2px 4px var(--shadow);
}

.faq-question {
    width: 100%;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question:focus {
    outline: none;
    background: #f8fafc;
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 1rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .page-title {
        font-size: 2rem;
    }

    .header-stats {
        justify-content: center;
        flex-wrap: wrap;
    }

    .category-tabs {
        flex-direction: column;
    }

    .category-tab {
        justify-content: flex-start;
    }

    .featured-card h2 {
        font-size: 1.5rem;
    }

    .featured-features {
        justify-content: center;
    }

    .calculators-grid {
        grid-template-columns: 1fr;
    }

    .guide-grid {
        grid-template-columns: 1fr;
    }

    .faq-container {
        max-width: 100%;
    }

    .faq-question {
        font-size: 1rem;
        padding: var(--spacing-md);
    }

    .faq-answer p {
        padding: 0 var(--spacing-md) var(--spacing-md);
        font-size: 0.875rem;
    }
}