/* ========================================
   PMTS Blog Stylesheet
   ======================================== */

/* ----------------------------------------
   Blog Hero
   ---------------------------------------- */
.blog-hero {
    position: relative;
    padding: var(--space-24) 0 var(--space-16);
    text-align: center;
    overflow: hidden;
}

.blog-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.blog-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.blog-hero__glow {
    position: absolute;
    top: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.12) 0%, rgba(139, 92, 246, 0.06) 40%, transparent 70%);
    pointer-events: none;
}

.blog-hero__title {
    font-family: var(--font-primary);
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 var(--space-4);
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.blog-hero__subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    line-height: 1.6;
}

/* ----------------------------------------
   Blog Filters
   ---------------------------------------- */
.blog-filters {
    position: sticky;
    top: 64px;
    z-index: var(--z-sticky);
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color-light);
    padding: var(--space-4) 0;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.blog-filters__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.blog-filters__pills {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    flex: 1;
    min-width: 0;
}

.blog-filters__pills::-webkit-scrollbar {
    display: none;
}

.blog-filter-pill {
    display: inline-flex;
    align-items: center;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.blog-filter-pill:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.08);
}

.blog-filter-pill.active {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
}

.blog-filters__search {
    position: relative;
    flex-shrink: 0;
    width: 240px;
}

.blog-filters__search-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--text-tertiary);
    pointer-events: none;
}

.blog-search-input {
    width: 100%;
    padding: var(--space-2) var(--space-3) var(--space-2) var(--space-8);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    outline: none;
    transition: border-color var(--transition-fast);
}

.blog-search-input::placeholder {
    color: var(--text-tertiary);
}

.blog-search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* ----------------------------------------
   Blog Featured Post
   ---------------------------------------- */
.blog-featured {
    padding: var(--space-12) 0 var(--space-8);
}

.blog-card--featured {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-8);
    background: var(--bg-card);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.blog-card--featured:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.blog-card--featured .blog-card__image {
    height: 100%;
    min-height: 320px;
}

.blog-card--featured .blog-card__content {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.blog-card--featured .blog-card__title {
    font-size: var(--text-3xl);
    line-height: 1.3;
}

.blog-card--featured .blog-card__excerpt {
    font-size: var(--text-base);
    -webkit-line-clamp: 4;
}

.blog-card--featured .blog-card__badge {
    font-size: var(--text-sm);
}

/* ----------------------------------------
   Blog Grid
   ---------------------------------------- */
.blog-grid-section {
    padding: var(--space-8) 0 var(--space-16);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.blog-grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

/* ----------------------------------------
   Blog Card
   ---------------------------------------- */
.blog-card {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    text-decoration: none;
    color: inherit;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.blog-card__image {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card__image img {
    transform: scale(1.05);
}

.blog-card__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

.blog-card__image-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--text-tertiary);
    opacity: 0.5;
}

.blog-card__badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    background: var(--accent-primary);
    color: #ffffff;
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-card__content {
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card__title {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-2);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__excerpt {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0 0 var(--space-4);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-color-light);
}

.blog-card__meta-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

.blog-card__meta-item svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* ----------------------------------------
   Blog Post - Single Article
   ---------------------------------------- */
.blog-post {
    padding-top: calc(64px + var(--space-8));
}

/* Breadcrumb */
.blog-post__breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    margin-bottom: var(--space-8);
    flex-wrap: wrap;
}

.blog-post__breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.blog-post__breadcrumb a:hover {
    color: var(--accent-primary);
}

.blog-post__breadcrumb svg {
    flex-shrink: 0;
    color: var(--text-tertiary);
    opacity: 0.5;
}

.blog-post__breadcrumb span {
    color: var(--text-primary);
    font-weight: 500;
}

/* Post Header */
.blog-post__header {
    max-width: 900px;
    margin: 0 auto var(--space-8);
    text-align: center;
}

.blog-post__category {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

.blog-post__title {
    font-family: var(--font-primary);
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin: 0 0 var(--space-6);
    letter-spacing: -0.02em;
}

.blog-post__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-5);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.blog-post__author,
.blog-post__date,
.blog-post__reading-time,
.blog-post__views {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.blog-post__author svg,
.blog-post__date svg,
.blog-post__reading-time svg,
.blog-post__views svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

/* Featured Image */
.blog-post__featured-image {
    max-width: 100%;
    margin: 0 auto var(--space-10);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.blog-post__featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Post Layout - 2 columns (share bar + content) */
.blog-post__layout {
    display: grid;
    grid-template-columns: 50px 1fr;
    gap: var(--space-6);
    max-width: 100%;
    margin: 0 auto;
    align-items: start;
}

/* Share Bar */
.blog-post__share {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding-top: var(--space-4);
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    transform: scale(1.1);
}

.share-btn svg {
    width: 18px;
    height: 18px;
}

.share-btn--whatsapp:hover {
    background: #25D366;
    color: #ffffff;
    border-color: #25D366;
}

.share-btn--twitter:hover {
    background: #0f1419;
    color: #ffffff;
    border-color: #0f1419;
}

[data-theme="dark"] .share-btn--twitter:hover {
    background: #e7e9ea;
    color: #0f1419;
    border-color: #e7e9ea;
}

.share-btn--linkedin:hover {
    background: #0A66C2;
    color: #ffffff;
    border-color: #0A66C2;
}

.share-btn--facebook:hover {
    background: #1877F2;
    color: #ffffff;
    border-color: #1877F2;
}

.share-btn--telegram:hover {
    background: #26A5E4;
    color: #ffffff;
    border-color: #26A5E4;
}

.share-btn--copy:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--accent-primary);
}

.share-btn--copy .share-btn__check {
    display: none;
}

.share-btn--copy.copied svg:first-child {
    display: none;
}

.share-btn--copy.copied .share-btn__check {
    display: block;
}

.share-btn--copy.copied {
    background: var(--accent-success);
    color: #ffffff;
    border-color: var(--accent-success);
}

/* TOC - Floating drawer */
.blog-post__toc {
    display: none; /* Hidden by default, JS controls visibility via drawer */
}

/* TOC Toggle Button - floating */
.toc-fab {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
    z-index: 100;
    transition: all 0.2s;
}
.toc-fab:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5); }
.toc-fab svg { width: 22px; height: 22px; }

/* TOC Drawer */
.toc-drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}
.toc-drawer-overlay.open {
    opacity: 1;
    visibility: visible;
}

.toc-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: #0f172a;
    border-left: 1px solid var(--border-color-light);
    z-index: 201;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.3);
}
[data-theme="light"] .toc-drawer {
    background: #ffffff;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.1);
}
.toc-drawer-overlay.open .toc-drawer {
    transform: translateX(0);
}

.toc-drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color-light);
    flex-shrink: 0;
}
.toc-drawer__header h3 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.toc-drawer__close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.375rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}
.toc-drawer__close:hover { background: rgba(255,255,255,0.08); color: var(--text-primary); }
[data-theme="light"] .toc-drawer__close:hover { background: rgba(0,0,0,0.05); }

.toc-drawer__body {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0.75rem;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color-light) transparent;
}
.toc-drawer__body::-webkit-scrollbar { width: 3px; }
.toc-drawer__body::-webkit-scrollbar-thumb { background: var(--border-color-light); border-radius: 3px; }

/* TOC progress indicator */
.toc-drawer__progress {
    height: 2px;
    background: var(--border-color-light);
    flex-shrink: 0;
}
.toc-drawer__progress-fill {
    height: 100%;
    background: var(--accent-primary);
    width: 0%;
    transition: width 0.15s;
}

#tocNav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

#tocNav a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.875rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 0.5rem;
    border-left: 2px solid transparent;
    transition: all 0.15s;
    line-height: 1.4;
}

#tocNav a:hover {
    color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.06);
}

#tocNav a.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.1);
    font-weight: 600;
}

#tocNav a.toc-h3 {
    padding-left: 1.75rem;
    font-size: 0.78rem;
    color: var(--text-tertiary);
}
#tocNav a.toc-h3.active {
    color: var(--accent-primary);
}

/* Post Body - Article Typography */
.blog-post__body {
    min-width: 0;
}

#postContent {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.8;
    color: var(--text-primary);
}

#postContent h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin: var(--space-10) 0 var(--space-4);
    color: var(--text-primary);
    letter-spacing: -0.01em;
    scroll-margin-top: 100px;
    text-align: left;
}

#postContent h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    margin: var(--space-8) 0 var(--space-3);
    color: var(--text-primary);
    scroll-margin-top: 100px;
    text-align: left;
}

#postContent h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin: var(--space-6) 0 var(--space-2);
    color: var(--text-primary);
    text-align: left;
}

#postContent p {
    margin: 0 0 var(--space-5);
    color: var(--text-secondary);
    text-align: justify;
    hyphens: none;
    -webkit-hyphens: none;
    word-break: normal;
    overflow-wrap: normal;
}

#postContent a {
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-fast);
}

#postContent a:hover {
    color: var(--accent-secondary);
}

#postContent strong {
    font-weight: 600;
    color: var(--text-primary);
}

#postContent ul,
#postContent ol {
    margin: 0 0 var(--space-5);
    padding-left: var(--space-6);
    color: var(--text-secondary);
}

#postContent li {
    margin-bottom: var(--space-2);
    line-height: 1.7;
    text-align: justify;
    hyphens: none;
    -webkit-hyphens: none;
}

#postContent ul li::marker {
    color: var(--accent-primary);
}

#postContent ol li::marker {
    color: var(--accent-primary);
    font-weight: 600;
}

#postContent blockquote {
    margin: var(--space-6) 0;
    padding: var(--space-5) var(--space-6);
    border-left: 4px solid var(--accent-primary);
    background: rgba(59, 130, 246, 0.05);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-style: italic;
    color: var(--text-secondary);
}

#postContent blockquote p:last-child {
    margin-bottom: 0;
}

#postContent pre {
    margin: var(--space-6) 0;
    padding: var(--space-5);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--text-primary);
}

#postContent code {
    font-family: var(--font-mono);
    font-size: 0.9em;
    padding: 0.15em 0.4em;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    color: var(--accent-primary);
}

#postContent pre code {
    padding: 0;
    background: none;
    border-radius: 0;
    color: inherit;
}

#postContent img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: var(--space-6) 0;
    display: block;
}

#postContent table {
    width: 100%;
    margin: var(--space-6) 0;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

#postContent table th {
    background: var(--bg-secondary);
    padding: var(--space-3) var(--space-4);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

#postContent table td {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

#postContent table tr:nth-child(even) {
    background: var(--bg-card);
}

#postContent hr {
    margin: var(--space-10) 0;
    border: none;
    border-top: 1px solid var(--border-color);
}

/* Loading skeleton */
.blog-post__loading {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.blog-post__loading-bar {
    height: 16px;
    border-radius: var(--radius-sm);
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

.blog-post__loading-bar--short {
    width: 60%;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Tags */
.blog-post__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    max-width: 800px;
    margin: var(--space-10) auto var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--border-color-light);
}

.blog-tag {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: var(--text-xs);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.blog-tag:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.08);
}

/* Related Posts */
.blog-post__related {
    max-width: 1100px;
    margin: var(--space-12) auto;
    padding-top: var(--space-8);
    border-top: 1px solid var(--border-color-light);
}

.blog-post__related h2 {
    font-family: var(--font-primary);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-6);
}

/* ----------------------------------------
   Blog CTA Section
   ---------------------------------------- */
.blog-cta {
    position: relative;
    padding: var(--space-16) 0;
    text-align: center;
    overflow: hidden;
}

.blog-post__cta {
    position: relative;
    padding: var(--space-12);
    text-align: center;
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin-top: var(--space-12);
}

.blog-cta__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(139, 92, 246, 0.08) 50%, rgba(6, 182, 212, 0.08) 100%);
    border-radius: inherit;
}

.blog-cta__inner {
    position: relative;
    z-index: 1;
}

.blog-cta__title {
    font-family: var(--font-primary);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--text-primary);
    margin: 0 0 var(--space-3);
    letter-spacing: -0.02em;
}

.blog-cta__desc {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0 0 var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.blog-cta__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-8);
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: #ffffff;
    font-family: var(--font-primary);
    font-size: var(--text-base);
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-cta__btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

/* ----------------------------------------
   Blog Empty State
   ---------------------------------------- */
.blog-empty {
    text-align: center;
    padding: var(--space-16) 0;
}

.blog-empty__icon {
    width: 64px;
    height: 64px;
    color: var(--text-tertiary);
    opacity: 0.4;
    margin-bottom: var(--space-4);
}

.blog-empty p {
    font-size: var(--text-lg);
    color: var(--text-tertiary);
}

/* ----------------------------------------
   Load More Button
   ---------------------------------------- */
.blog-load-more {
    text-align: center;
    padding: var(--space-10) 0 0;
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-8);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-load-more:hover {
    border-color: var(--accent-primary);
    background: rgba(59, 130, 246, 0.08);
    color: var(--accent-primary);
}

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

    .blog-grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .blog-post__layout {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .blog-post__share {
        position: relative;
        top: auto;
        flex-direction: row;
        justify-content: center;
        order: 1;
        padding-top: var(--space-6);
        border-top: 1px solid var(--border-color-light);
    }

    .toc-fab {
        bottom: 1.25rem;
        right: 1.25rem;
        width: 44px;
        height: 44px;
    }

    .blog-card--featured {
        grid-template-columns: 1fr;
    }

    .blog-card--featured .blog-card__image {
        min-height: 240px;
    }

    .blog-card--featured .blog-card__content {
        padding: var(--space-6);
    }

    .blog-post__title {
        font-size: var(--text-3xl);
    }
}

/* ----------------------------------------
   Responsive - Mobile (768px)
   ---------------------------------------- */
@media (max-width: 768px) {
    .blog-hero {
        padding: var(--space-20) 0 var(--space-10);
    }

    .blog-hero__title {
        font-size: var(--text-3xl);
    }

    .blog-hero__subtitle {
        font-size: var(--text-base);
    }

    .blog-filters__inner {
        flex-direction: column;
        gap: var(--space-3);
    }

    .blog-filters__search {
        width: 100%;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: var(--space-5);
    }

    .blog-grid--3 {
        grid-template-columns: 1fr;
    }

    .blog-post {
        padding-top: calc(64px + var(--space-4));
    }

    .blog-post__header {
        text-align: left;
    }

    .blog-post__meta {
        justify-content: flex-start;
    }

    .blog-post__title {
        font-size: var(--text-2xl);
    }

    .blog-post__share {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        flex-direction: row;
        justify-content: center;
        gap: var(--space-2);
        padding: var(--space-3);
        background: var(--bg-primary);
        border-top: 1px solid var(--border-color);
        z-index: var(--z-sticky);
        order: unset;
    }

    .share-btn {
        width: 40px;
        height: 40px;
    }

    .share-btn svg {
        width: 16px;
        height: 16px;
    }

    .blog-post__cta {
        padding: var(--space-8);
    }

    .blog-cta__title {
        font-size: var(--text-2xl);
    }

    #postContent h2 {
        font-size: var(--text-xl);
    }

    #postContent h3 {
        font-size: var(--text-lg);
    }
}

/* ----------------------------------------
   Responsive - Small Mobile (480px)
   ---------------------------------------- */
@media (max-width: 480px) {
    .blog-hero__title {
        font-size: var(--text-2xl);
    }

    .blog-post__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }

    .blog-card__meta {
        flex-wrap: wrap;
    }

    .blog-post__tags {
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }
}

/* ----------------------------------------
   Print Styles
   ---------------------------------------- */
@media print {
    .header,
    .footer,
    .blog-post__share,
    .blog-post__toc,
    .blog-post__cta,
    .blog-post__related,
    .blog-cta,
    .blog-filters,
    .blog-load-more,
    .whatsapp-float {
        display: none !important;
    }

    .blog-post {
        padding-top: 0;
    }

    .blog-post__layout {
        display: block;
    }

    .blog-post__body {
        max-width: 100%;
    }

    #postContent {
        font-size: 12pt;
        line-height: 1.6;
        color: #000;
    }

    #postContent a {
        color: #000;
        text-decoration: underline;
    }

    #postContent a::after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }

    .blog-post__featured-image {
        break-inside: avoid;
    }
}