/* ========================================
   blog.css — Villadex Blog Styles
   Depends on: style.css (variables, base, .btn, .container, etc.)
======================================== */

/* ========================================
   Blog Hero (index page header)
======================================== */
.blog-hero {
    padding-top: calc(var(--space-sm) + 80px);
    padding-bottom: var(--space-2xl);
    text-align: center;
    border-bottom: 1px solid var(--sand);
}

.blog-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-top: var(--space-xs);
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.blog-hero .text-large {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Blog Layout (two-column: posts + sidebar)
======================================== */
.blog-main {
    padding: var(--space-3xl) 0;
}

.blog-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: var(--space-2xl);
    align-items: start;
}

.blog-posts-area {
    min-width: 0;
}

.blog-sidebar {
    position: sticky;
    top: calc(var(--space-sm) + 96px);
}

/* ========================================
   Category Filter Bar
======================================== */
.blog-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-xl);
}

.blog-filter-btn {
    padding: 0.5rem 1.25rem;
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-full);
    font-family: var(--font-main);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.blog-filter-btn:hover {
    background: var(--sand);
    color: var(--text-primary);
    border-color: var(--sand);
}

.blog-filter-btn.active {
    background: var(--terracotta);
    color: var(--text-inverse);
    border-color: var(--terracotta);
}

/* ========================================
   Post Card Grid
======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.blog-grid .post-card.is-feature-card {
    grid-column: 1 / -1;
}

.blog-grid .post-card.is-feature-card .post-card-image {
    aspect-ratio: 16 / 7;
}

.post-card.is-hidden {
    display: none;
}

/* ========================================
   Post Card
======================================== */
.post-card {
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.post-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(46, 34, 27, 0.08);
}

.post-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.post-card-image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--sand);
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    display: block;
}

.post-card:hover .post-card-image img {
    transform: scale(1.03);
}

.post-card-body {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.post-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.post-card-categories {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

/* ========================================
   Category Tag (shared: index cards + post pages)
======================================== */
.post-category-tag {
    display: inline-block;
    padding: 0.2rem 0.625rem;
    background: var(--terracotta-light);
    color: var(--terracotta);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: background 0.2s ease, color 0.2s ease;
}

a.post-category-tag:hover {
    background: var(--terracotta);
    color: var(--text-inverse);
}

.post-card-date {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.post-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--text-primary);
    margin: 0;
    transition: color 0.2s ease;
}

.post-card:hover .post-card-title {
    color: var(--terracotta);
}

.post-card-excerpt {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: var(--space-xs);
    padding-top: var(--space-xs);
    border-top: 1px solid var(--sand);
}

/* ========================================
   Author Avatar (shared: cards + post pages)
======================================== */
.post-author-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.post-author-avatar--lg {
    width: 48px;
    height: 48px;
}

.post-author-avatar--xl {
    width: 64px;
    height: 64px;
}

.post-author-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* ========================================
   No Results State
======================================== */
.blog-no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ========================================
   Sidebar Widget
======================================== */
.blog-sidebar-widget {
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.blog-sidebar-widget h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.blog-sidebar-widget > p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

/* ========================================
   Sidebar Newsletter Form (compact)
======================================== */
.blog-sidebar-newsletter-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.blog-sidebar-newsletter-form input[type="email"] {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-main);
    font-size: 0.9375rem;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--sand);
    border-radius: var(--radius-md);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.blog-sidebar-newsletter-form input[type="email"]:focus {
    outline: none;
    border-color: var(--terracotta);
    box-shadow: 0 0 0 3px var(--terracotta-light);
}

.blog-sidebar-newsletter-form .btn {
    width: 100%;
    justify-content: center;
}

/* ========================================
   Active Nav Link (blog pages)
======================================== */
.nav-links a.nav-active {
    color: var(--terracotta);
    font-weight: 500;
}

/* ========================================
   Post Header (individual post page)
======================================== */
.post-header {
    padding-top: calc(var(--space-sm) + 96px);
    padding-bottom: var(--space-2xl);
    text-align: center;
    border-bottom: 1px solid var(--sand);
}

.post-header-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.post-header-categories {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
    justify-content: center;
}

.post-header-date {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.post-header-title {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.post-header-excerpt {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin: 0 auto var(--space-lg);
    line-height: 1.7;
}

.post-header-author {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-full);
    padding: 0.5rem 1rem 0.5rem 0.5rem;
}

.post-author-info {
    display: flex;
    flex-direction: column;
    text-align: left;
    gap: 0.1rem;
}

.post-author-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ========================================
   Post Hero Image
======================================== */
.post-hero-image {
    background: var(--sand);
}

.post-hero-image .container {
    padding-left: 0;
    padding-right: 0;
    max-width: 100%;
}

.post-hero-image img {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 6;
    object-fit: cover;
    max-height: 520px;
}

/* ========================================
   Post Body / Article Content
======================================== */
.post-body {
    padding: var(--space-3xl) 0;
}

.post-content {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.post-content h2 {
    font-size: clamp(1.375rem, 2.5vw, 1.75rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--sand);
    line-height: 1.3;
}

.post-content h2:first-child {
    border-top: none;
    padding-top: 0;
    margin-top: 0;
}

.post-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-lg);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.post-content p {
    margin-bottom: var(--space-md);
}

.post-content p:last-child {
    margin-bottom: 0;
}

.post-content ul,
.post-content ol {
    padding-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.post-content ul {
    list-style: disc;
}

.post-content ol {
    list-style: decimal;
}

.post-content li {
    margin-bottom: var(--space-xs);
    color: var(--text-secondary);
    line-height: 1.7;
}

.post-content a {
    color: var(--terracotta);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
}

.post-content a:hover {
    color: var(--terracotta-hover);
}

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

.post-content em {
    font-style: italic;
}

.post-content blockquote {
    margin: var(--space-xl) 0;
    padding: var(--space-md) var(--space-lg);
    border-left: 3px solid var(--terracotta);
    background: var(--terracotta-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 1.125rem;
    font-style: italic;
    color: var(--text-primary);
}

.post-content blockquote p {
    margin: 0;
    color: inherit;
}

.post-figure {
    margin: var(--space-xl) 0;
}

.post-figure img {
    width: 100%;
    border-radius: var(--radius-md);
    border: 1px solid var(--sand);
    display: block;
}

.post-figure figcaption {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
    font-style: italic;
}

/* ========================================
   Author Bio Block (post page)
======================================== */
.post-author-bio {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-lg);
}

.post-author-bio-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.post-author-bio-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.post-author-bio-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
}

.post-author-bio p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

/* ========================================
   Post Navigation (back to blog)
======================================== */
.post-nav {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--sand);
}

.post-nav-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.post-nav-back:hover {
    color: var(--terracotta);
}

/* ========================================
   Newsletter Section (post page — full width)
======================================== */
.blog-newsletter-section {
    background: var(--bg-muted);
    border-top: 1px solid var(--sand);
    padding: var(--space-3xl) 0;
    text-align: center;
}

.blog-newsletter-section .section-label {
    display: block;
    margin-bottom: var(--space-xs);
}

.blog-newsletter-section h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.blog-newsletter-section > .container-narrow > p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.blog-newsletter-form {
    max-width: 480px;
    margin: 0 auto;
}

.blog-newsletter-fields {
    display: flex;
    gap: var(--space-xs);
}

.blog-newsletter-fields input[type="email"] {
    flex: 1;
    padding: 0.75rem 1.125rem;
    font-family: var(--font-main);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-elevated);
    border: 1px solid var(--sand);
    border-radius: var(--radius-full);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.blog-newsletter-fields input[type="email"]:focus {
    outline: none;
    border-color: var(--terracotta);
    box-shadow: 0 0 0 3px var(--terracotta-light);
}

.blog-newsletter-status {
    margin-top: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--olive);
    line-height: 1.5;
}

.blog-newsletter-status.is-error {
    color: #c53030;
}

.form-honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

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

    .blog-sidebar {
        position: static;
    }

    .blog-sidebar-widget {
        display: flex;
        gap: var(--space-lg);
        align-items: flex-start;
    }

    .blog-sidebar-widget > div {
        flex: 1;
    }

    .blog-sidebar-newsletter-form {
        flex-direction: row;
        align-items: flex-start;
    }

    .blog-sidebar-newsletter-form input[type="email"] {
        flex: 1;
    }

    .blog-sidebar-newsletter-form .btn {
        width: auto;
        flex-shrink: 0;
    }
}

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

    .blog-grid .post-card.is-feature-card {
        grid-column: 1;
    }

    .blog-grid .post-card.is-feature-card .post-card-image {
        aspect-ratio: 16 / 9;
    }

    .blog-newsletter-fields {
        flex-direction: column;
    }

    .blog-newsletter-fields .btn {
        width: 100%;
    }

    .post-author-bio {
        flex-direction: column;
    }

    .blog-sidebar-widget {
        flex-direction: column;
    }

    .blog-sidebar-newsletter-form {
        flex-direction: column;
    }

    .blog-sidebar-newsletter-form .btn {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .blog-hero {
        text-align: left;
    }

    .blog-hero .text-large {
        margin: 0;
    }

    .post-header {
        text-align: left;
    }

    .post-header-meta {
        justify-content: flex-start;
    }

    .post-header-categories {
        justify-content: flex-start;
    }

    .post-hero-image img {
        aspect-ratio: 16 / 9;
        max-height: none;
    }

    .post-header-author {
        text-align: left;
    }
}