/**
 * Blog List Page Styles
 */

/* ========================================
   Blog Hero Section
======================================== */
.blog-hero {
    background: linear-gradient(135deg, var(--navy) 0%, #0a1f3a 100%);
    padding: 6rem 0 4rem;
    text-align: center;
    color: white;
}

.blog-hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.blog-hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Filter Section
======================================== */
.blog-filter-section {
    background: var(--light-gray);
    padding: 2rem 0;
    border-bottom: 1px solid #e8e8e8;
    position: sticky;
    top: 80px;
    z-index: 100;
}

.filter-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid #e8e8e8;
    background: white;
    color: var(--gray);
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn:hover {
    border-color: var(--turquoise);
    color: var(--turquoise);
    background: rgba(62, 193, 211, 0.05);
}

.filter-btn.active {
    background: var(--turquoise);
    color: white;
    border-color: var(--turquoise);
}

.filter-btn i {
    font-size: 1rem;
}

/* ========================================
   Blog List Section
======================================== */
.blog-list-section {
    background: white;
    min-height: 60vh;
}

.blog-list-section .blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Loading State */
.loading-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 0;
    color: var(--gray);
}

.loading-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--turquoise);
}

.loading-state p {
    font-size: 1.1rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 0;
    color: var(--gray);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.empty-state p {
    font-size: 1.2rem;
}

/* ========================================
   Pagination
======================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: var(--spacing-xl);
}

.pagination-btn {
    padding: 0.75rem 1.5rem;
    background: var(--turquoise);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pagination-btn:hover:not(:disabled) {
    background: #3a8fa5;
    transform: translateY(-2px);
}

.pagination-btn:disabled {
    background: #e8e8e8;
    color: #999;
    cursor: not-allowed;
    transform: none;
}

.pagination-info {
    font-size: 1rem;
    color: var(--navy);
    font-weight: 500;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1024px) {
    .blog-list-section .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-hero {
        padding: 4rem 0 3rem;
    }
    
    .blog-hero-title {
        font-size: 2rem;
    }
    
    .blog-hero-subtitle {
        font-size: 1rem;
    }
    
    .blog-filter-section {
        padding: 1.5rem 0;
        position: relative;
        top: 0;
    }
    
    .filter-buttons {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .blog-list-section .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .pagination {
        flex-direction: column;
        gap: 1rem;
    }
    
    .pagination-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .blog-hero-title {
        font-size: 1.75rem;
    }
    
    .filter-btn {
        flex: 1 1 calc(50% - 0.5rem);
        justify-content: center;
    }
}