/* ==========================================================================
   Blog — Archive & Single
   ========================================================================== */

/* ---------- Blog Archive ---------- */

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

.post-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.post-card:hover {
    border-color: var(--border-cyan);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card__image {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-dark3);
}

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

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

.post-card__body {
    padding: var(--space-lg);
}

.post-card__meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: var(--fs-caption);
    color: var(--color-gray);
}

.post-card__category {
    font-family: var(--font-label);
    font-size: var(--fs-caption);
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-cyan);
    background: var(--tint-cyan-soft);
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

.post-card__title {
    font-family: var(--font-body);
    font-size: var(--fs-h5);
    font-weight: var(--fw-semibold);
    line-height: var(--lh-snug);
    margin-bottom: var(--space-sm);
    color: var(--color-white);
}

.post-card__title a {
    transition: color var(--transition-fast);
}

.post-card__title a:hover {
    color: var(--color-cyan);
}

.post-card__excerpt {
    font-size: var(--fs-body-sm);
    color: var(--color-gray);
    line-height: var(--lh-relaxed);
}

/* ---------- Blog Layout with Sidebar ---------- */

.blog-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-3xl);
    align-items: start;
}

/* ---------- Sidebar ---------- */

.sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-xl));
}

.sidebar-widget {
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
}

.sidebar-widget__title {
    font-family: var(--font-label);
    font-size: var(--fs-body);
    font-weight: var(--fw-bold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-white);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-cyan);
}

.sidebar-widget ul li {
    margin-bottom: var(--space-sm);
}

.sidebar-widget ul li a {
    font-size: var(--fs-body-sm);
    color: var(--color-gray-light);
    transition: color var(--transition-fast);
}

.sidebar-widget ul li a:hover {
    color: var(--color-cyan);
}

/* ---------- Single Post ---------- */

.single-post__featured {
    width: 100%;
    aspect-ratio: 21 / 9;
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-xl);
    background: var(--color-dark3);
}

.single-post__featured img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-post__meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    font-size: var(--fs-body-sm);
    color: var(--color-gray);
}

.single-post__meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.single-post__meta svg {
    width: 14px;
    height: 14px;
    color: var(--color-cyan);
}

.single-post__content {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

/* ---------- Share Buttons ---------- */

.share-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    margin: var(--space-2xl) 0;
}

.share-buttons__label {
    font-family: var(--font-label);
    font-size: var(--fs-body-sm);
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray);
}

.share-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    color: var(--color-gray-light);
    transition: all var(--transition-fast);
}

.share-btn:hover {
    color: var(--color-cyan);
    border-color: var(--border-cyan);
    background: var(--tint-cyan-weak);
}

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

/* ---------- Author Bio ---------- */

.author-bio {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2xl);
}

.author-bio__avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-dark3);
}

.author-bio__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-bio__name {
    font-size: var(--fs-body);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-xs);
}

.author-bio__desc {
    font-size: var(--fs-body-sm);
    color: var(--color-gray);
}

/* ---------- Related Posts ---------- */

.related-posts {
    margin-top: var(--space-3xl);
}

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

/* ---------- Post Navigation ---------- */

.post-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

.post-navigation__link {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-lg);
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-fast);
}

.post-navigation__link:hover {
    border-color: var(--border-cyan);
}

.post-navigation__label {
    font-family: var(--font-label);
    font-size: var(--fs-caption);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray);
}

.post-navigation__title {
    font-size: var(--fs-body);
    font-weight: var(--fw-medium);
    color: var(--color-white);
}

.post-navigation__link--next {
    text-align: right;
}

/* ---------- Pagination ---------- */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-3xl);
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-sm);
    border-radius: var(--radius-md);
    font-size: var(--fs-body-sm);
    font-weight: var(--fw-medium);
    transition: all var(--transition-fast);
}

.pagination a {
    background: var(--color-dark2);
    border: 1px solid var(--border-subtle);
    color: var(--color-gray-light);
}

.pagination a:hover {
    border-color: var(--border-cyan);
    color: var(--color-cyan);
}

.pagination .current {
    background: var(--color-cyan);
    color: var(--ink-on-cyan);
    font-weight: var(--fw-bold);
}