/* ==========================================================================
   Article Page Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Article Header
   -------------------------------------------------------------------------- */
.article-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 70vh;
    padding-top: 100px;
    background: var(--bg-secondary);
    overflow: hidden;
}

.article-header-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-3xl) var(--space-2xl);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.article-category {
    display: inline-block;
    padding: 0.4em 1em;
    background: var(--accent-glow);
    color: var(--accent-primary);
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 100px;
}

.article-number {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.article-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.article-title .accent {
    color: var(--accent-primary);
}

.article-lead {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 400px;
}

.article-hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-card));
    position: relative;
}

.article-hero-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, var(--accent-glow) 0%, transparent 50%);
}

.data-highlight {
    text-align: center;
    position: relative;
    z-index: 1;
}

.data-number {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1;
    letter-spacing: -0.03em;
}

.data-label {
    display: block;
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Key Stats Bar
   -------------------------------------------------------------------------- */
.key-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border-subtle);
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xl) var(--space-md);
    background: var(--bg-primary);
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-primary);
}

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

/* --------------------------------------------------------------------------
   Article Content
   -------------------------------------------------------------------------- */
.article-content {
    max-width: var(--container-content);
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
}

.content-section {
    margin-bottom: var(--space-3xl);
}

.content-section h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--accent-primary);
    display: inline-block;
}

.content-section p {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.content-section p strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Region Grid */
.region-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.region-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: var(--transition-base);
}

.region-card:hover {
    border-color: var(--border-medium);
}

.region-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.region-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Factors List */
.factors-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.factor-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--accent-primary);
}

.factor-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.factor-content h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.factor-content p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Quote Block */
.quote-block {
    margin: var(--space-xl) 0;
    padding: var(--space-lg) var(--space-xl);
    background: linear-gradient(135deg, var(--bg-card), var(--bg-tertiary));
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent-primary);
    position: relative;
}

.quote-block::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--accent-primary);
    opacity: 0.3;
    line-height: 1;
}

.quote-block p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Article Navigation
   -------------------------------------------------------------------------- */
.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border-subtle);
    border-top: 1px solid var(--border-subtle);
}

.nav-prev,
.nav-next {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-xl) var(--space-lg);
    background: var(--bg-secondary);
    transition: var(--transition-base);
}

.nav-next {
    text-align: right;
}

.nav-prev:hover,
.nav-next:hover {
    background: var(--bg-tertiary);
}

.nav-direction {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.nav-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .article-header {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    
    .article-header-content {
        padding: var(--space-2xl) var(--space-lg);
    }
    
    .article-hero-visual {
        min-height: 300px;
    }
    
    .region-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Trends Grid
   -------------------------------------------------------------------------- */
.trends-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.trend-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    position: relative;
    transition: var(--transition-base);
}

.trend-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
}

.trend-number {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-primary);
    opacity: 0.5;
}

.trend-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.trend-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

@media (max-width: 768px) {
    .trends-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Timeline Section
   -------------------------------------------------------------------------- */
.timeline-section {
    background: var(--bg-secondary);
    padding: var(--space-xl) var(--space-lg);
    overflow-x: auto;
}

.timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    min-width: max-content;
    padding: var(--space-md) 0;
}

.timeline-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    position: relative;
}

.timeline-item::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 100%;
    width: var(--space-xl);
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
}

.timeline-item:last-child::after {
    display: none;
}

.timeline-year {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.timeline-event {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 150px;
}

/* --------------------------------------------------------------------------
   Bangkok Page Specific
   -------------------------------------------------------------------------- */
.bangkok-visual {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.location-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    position: relative;
    z-index: 1;
}

.badge-flag {
    font-size: 5rem;
}

.badge-city {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.badge-country {
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

/* Cost Breakdown */
.cost-breakdown {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.cost-item {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.cost-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.cost-icon {
    font-size: 1.5rem;
}

.cost-category {
    font-family: var(--font-display);
    font-weight: 600;
}

.cost-range {
    display: block;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--space-xs);
}

.cost-detail p {
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
}

/* Area Grid (5 cards) */
.area-grid {
    grid-template-columns: repeat(3, 1fr);
}

.area-grid .region-card:nth-child(4),
.area-grid .region-card:nth-child(5) {
    grid-column: span 1;
}

/* Related Guides */
.related-guides {
    padding: var(--space-2xl) var(--space-lg);
    background: var(--bg-secondary);
}

.related-guides h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xl);
}

.guide-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    max-width: var(--container-max);
    margin: 0 auto;
}

.guide-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xl) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-base);
}

.guide-link:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
}

.guide-icon {
    font-size: 2.5rem;
}

.guide-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
}

.guide-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Visa Comparison Cards
   -------------------------------------------------------------------------- */
.visa-comparison {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.visa-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    position: relative;
    transition: var(--transition-base);
}

.visa-card:hover {
    border-color: var(--border-medium);
}

.visa-card.featured {
    border-color: var(--accent-primary);
    background: linear-gradient(180deg, rgba(249, 115, 22, 0.1), var(--bg-card));
}

.visa-badge {
    position: absolute;
    top: -10px;
    right: var(--space-md);
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 0.3em 0.8em;
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
}

.visa-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.visa-icon {
    font-size: 1.5rem;
}

.visa-header h3 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
}

.visa-duration {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
}

.visa-duration span {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-muted);
}

.visa-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.visa-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.visa-cost {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-subtle);
}

/* Advice Grid */
.advice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.advice-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.advice-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.advice-card h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.advice-card p {
    font-size: 0.85rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

.quote-block.warning {
    background: rgba(234, 179, 8, 0.1);
    border-left-color: #eab308;
}

/* --------------------------------------------------------------------------
   Responsive (continued)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .key-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .article-content {
        padding: var(--space-2xl) var(--space-md);
    }
    
    .content-section h2 {
        font-size: 1.5rem;
    }
    
    .factor-item {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .article-nav {
        grid-template-columns: 1fr;
    }
    
    .nav-next {
        text-align: left;
    }
    
    .cost-breakdown {
        grid-template-columns: 1fr;
    }
    
    .area-grid {
        grid-template-columns: 1fr;
    }
    
    .guide-links {
        grid-template-columns: 1fr;
    }
    
    .visa-comparison {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advice-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .visa-comparison {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Page Header (Blog/Glossary)
   -------------------------------------------------------------------------- */
.page-header {
    padding: 150px var(--space-lg) var(--space-2xl);
    background: var(--bg-secondary);
    text-align: center;
}

.page-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.page-lead {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Blog Archive
   -------------------------------------------------------------------------- */
.blog-archive {
    max-width: var(--container-content);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-lg);
}

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

.blog-item {
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

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

.blog-date {
    display: block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: var(--space-xs);
}

.blog-item .blog-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.blog-item .blog-title a {
    transition: var(--transition-base);
}

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

.blog-item .blog-excerpt {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.blog-tag {
    display: inline-block;
    padding: 0.3em 0.8em;
    background: var(--bg-tertiary);
    border-radius: 100px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   Glossary Archive
   -------------------------------------------------------------------------- */
.glossary-archive {
    max-width: var(--container-content);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-lg);
}

.glossary-category {
    margin-bottom: var(--space-2xl);
}

.category-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--border-medium);
}

.term-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.term-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.term-item:hover {
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.term-name {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--text-primary);
}

.term-brief {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Blog Single Page
   -------------------------------------------------------------------------- */
.blog-header {
    padding: 150px var(--space-lg) var(--space-2xl);
    background: var(--bg-secondary);
    text-align: center;
}

.blog-header-content {
    max-width: var(--container-content);
    margin: 0 auto;
}

.blog-meta-date {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
}

.blog-page-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

.blog-page-lead {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.blog-content p {
    font-size: 1.05rem;
    line-height: 2;
}

/* --------------------------------------------------------------------------
   Glossary Single Page
   -------------------------------------------------------------------------- */
.glossary-header {
    padding: 150px var(--space-lg) var(--space-2xl);
    background: var(--bg-secondary);
    text-align: center;
}

.glossary-header-content {
    max-width: var(--container-content);
    margin: 0 auto;
}

.glossary-category-tag {
    display: inline-block;
    padding: 0.4em 1em;
    background: var(--accent-glow);
    color: var(--accent-primary);
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border-radius: 100px;
    margin-bottom: var(--space-md);
}

.glossary-term-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-sm);
}

.glossary-term-reading {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.glossary-content p {
    font-size: 1.1rem;
    line-height: 2;
}