/**
 * Blog Listing Page Styles
 * Styles for the blog archive/listing view (/blog)
 * Extracted from blog-post.css to reduce unused CSS on single post pages
 */

/* ============================================
   BLOG LISTING PAGE STYLES
   ============================================ */

/* Blog Main Container */
.blog-main {
    padding-top: 120px;
    padding-bottom: 80px;
    min-height: 100vh;
}

/* Section Header */
.blog-header {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
    margin-bottom: 60px;
}

.blog-header-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}

.blog-header-line {
    width: 48px;
    height: 2px;
    background: var(--accent-primary);
}

.blog-header-label {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.blog-header-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(36px, 6vw, 72px);
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1;
    text-transform: uppercase;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.blog-header-title span {
    color: var(--accent-primary);
    text-shadow: 0 0 30px rgba(0, 209, 255, 0.4);
}

.blog-header-description {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* Search Box */
.blog-search-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
    margin-bottom: 48px;
}

.blog-search {
    position: relative;
    width: 100%;
}

.blog-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #00d4ff;
    font-size: 18px;
    z-index: 10;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
    width: 24px;
    height: 24px;
    background: rgba(0, 209, 255, 0.1);
    border-radius: 50%;
}

.blog-search-input {
    width: 100%;
    padding: 18px 24px 18px 56px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    outline: none;
    transition: all 0.3s ease;
}

.blog-search-input::placeholder {
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.blog-search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 209, 255, 0.2);
}

/* Blog Layout Grid */
.blog-layout {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 48px;
}

@media (max-width: 1024px) {
    .blog-layout {
        grid-template-columns: 1fr;
    }
}

/* Blog Posts Container */
.blog-posts {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* Blog Post Card */
.blog-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.5s ease;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 209, 255, 0.3);
    box-shadow: 0 8px 40px rgba(0, 209, 255, 0.15);
}

.blog-card-inner {
    display: flex;
    flex-direction: row;
}

@media (max-width: 768px) {
    .blog-card-inner {
        flex-direction: column;
    }
}

/* Blog Card Image - WITH CLS FIX: aspect-ratio added */
.blog-card-image {
    width: 280px;
    aspect-ratio: 280 / 180;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
}

@media (max-width: 768px) {
    .blog-card-image {
        width: 100%;
        height: 200px;
        aspect-ratio: unset;
    }
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(50%);
    transition: all 0.5s ease;
}

.blog-card-image picture {
    display: block;
    width: 100%;
    height: 100%;
}

.blog-card:hover .blog-card-image img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.blog-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 209, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Image Placeholder - shown when no image or image fails */
.blog-card-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 180px;
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    color: var(--accent-primary);
    font-size: 48px;
    opacity: 0.6;
}

.blog-card-image-placeholder i {
    text-shadow: 0 0 20px rgba(0, 209, 255, 0.3);
}

.blog-card-image img.image-error {
    display: none;
}

.blog-card-image img.image-error + .blog-card-image-placeholder {
    display: flex;
}

/* Blog Card Content */
.blog-card-content {
    flex: 1;
    padding: 32px;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.blog-card-category {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-primary);
    background: rgba(0, 209, 255, 0.1);
    padding: 6px 12px;
    border-radius: 4px;
}

.blog-card-date {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.blog-card-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(18px, 2.5vw, 24px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.3;
    margin-bottom: 16px;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.blog-card:hover .blog-card-title {
    color: var(--accent-primary);
}

.blog-card-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.blog-card-footer {
    display: flex;
    align-items: center;
    gap: 16px;
}

.blog-card-link {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.blog-card-link:hover {
    gap: 12px;
    text-shadow: 0 0 10px rgba(0, 209, 255, 0.5);
}

.blog-card-link i {
    transition: transform 0.3s ease;
}

.blog-card-link:hover i {
    transform: translateX(4px);
}

.blog-card-divider {
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

/* Text-only Card Variant */
.blog-card.text-only {
    border-left: 3px solid var(--accent-primary);
}

.blog-card.text-only .blog-card-inner {
    flex-direction: column;
}

.blog-card.text-only .blog-card-content {
    padding: 28px 32px;
}

.blog-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.blog-card-tag {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.blog-card-tag:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Sidebar */
.blog-sidebar {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

@media (max-width: 1024px) {
    .blog-sidebar {
        order: -1;
    }
}

.blog-sidebar-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 28px;
}

.blog-sidebar-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    padding-bottom: 16px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

/* Categories List */
.blog-categories {
    list-style: none;
}

.blog-category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

.blog-category-item:last-child {
    border-bottom: none;
}

.blog-category-item:hover,
.blog-category-item.active {
    color: var(--accent-primary);
}

.blog-category-item.active .blog-category-count {
    opacity: 1;
}

.blog-category-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.blog-category-count {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    color: var(--text-secondary);
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.blog-category-item:hover .blog-category-count {
    opacity: 1;
}

/* All Posts Link */
.blog-all-posts {
    display: block;
    text-align: center;
    padding: 14px 20px;
    margin-top: 16px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.blog-all-posts:hover {
    color: var(--accent-primary);
    background: var(--glass-bg);
}

/* Pagination */
.blog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    max-width: 100%;
    flex-wrap: wrap;
}

.blog-pagination-btn {
    width: 44px;
    height: 44px;
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.blog-pagination-btn:hover:not(.disabled) {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.blog-pagination-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.blog-pagination-btn.active {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.blog-pagination-ellipsis {
    color: var(--text-secondary);
    padding: 0 8px;
    flex: 0 0 auto;
}

@media (max-width: 768px) {
    .blog-layout,
    .blog-content,
    .blog-sidebar,
    .blog-sidebar-panel,
    .blog-card,
    .blog-card-content {
        min-width: 0;
    }

    .blog-pagination {
        gap: 6px;
        margin-top: 40px;
        padding-top: 28px;
    }

    .blog-pagination-btn {
        width: 38px;
        height: 38px;
        font-size: 11px;
    }

    .blog-pagination-ellipsis {
        padding: 0 2px;
        font-size: 12px;
    }
}

/* Empty State */
.blog-empty {
    text-align: center;
    padding: 80px 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.blog-empty-icon {
    font-size: 48px;
    color: var(--accent-primary);
    margin-bottom: 24px;
}

.blog-empty-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.blog-empty-text {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.blog-empty-search {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 13px;
    color: var(--accent-primary);
}

/* Results Info */
.blog-results {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.blog-results span {
    color: var(--accent-primary);
}

/* Animation */
.blog-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.blog-card:nth-child(1) { animation-delay: 100ms; }
.blog-card:nth-child(2) { animation-delay: 200ms; }
.blog-card:nth-child(3) { animation-delay: 300ms; }
.blog-card:nth-child(4) { animation-delay: 400ms; }
.blog-card:nth-child(5) { animation-delay: 500ms; }
.blog-card:nth-child(6) { animation-delay: 600ms; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Visually hidden class for accessibility */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}