/* ===========================
   Blog - List & Detail
   =========================== */

/* --- Filters --- */
.blog__filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-lg);
}

.blog__filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.25rem;
    font-size: var(--fs-small);
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.blog__filter-btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-text-muted);
}

.blog__filter-btn.is-active {
    color: #fff;
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.blog__filter-count {
    font-size: 0.7rem;
    opacity: 0.6;
}

/* --- Category Info --- */
.blog__category-info {
    margin-bottom: var(--space-md);
}

.blog__category-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.blog__category-desc {
    font-size: var(--fs-body);
    color: var(--color-text-muted);
    max-width: 600px;
}

/* --- Blog Grid --- */
.blog__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: var(--space-lg);
}

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

/* --- Blog Card --- */
.blog-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    border-color: rgba(253, 102, 37, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.blog-card__link {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.blog-card__thumb {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--color-bg-tertiary);
}

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

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

.blog-card__thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    background: var(--color-bg-tertiary);
}

.blog-card__body {
    padding: 1.25rem 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card__meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: var(--fs-caption);
}

.blog-card__category {
    color: var(--color-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
}

.blog-card__date {
    color: var(--color-text-muted);
}

.blog-card__title {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 1.5vw, 1.35rem);
    color: var(--color-text-primary);
    line-height: 1.2;
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

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

.blog-card__excerpt {
    font-size: var(--fs-small);
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}

.blog-card__read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--fs-caption);
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    margin-top: auto;
}

.blog-card__read-more svg {
    transition: transform var(--transition-fast);
}

.blog-card:hover .blog-card__read-more svg {
    transform: translateX(4px);
}

/* --- Empty State --- */
.blog__empty {
    text-align: center;
    padding: var(--space-xl) 0;
    color: var(--color-text-muted);
}

.blog__empty svg {
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.pagination__pages {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.pagination__page,
.pagination__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    font-size: var(--fs-small);
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.pagination__page:hover,
.pagination__btn:hover {
    color: var(--color-text-primary);
    border-color: var(--color-accent);
}

.pagination__page.is-active {
    color: #fff;
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.pagination__dots {
    color: var(--color-text-muted);
    padding: 0 0.25rem;
}

/* ===========================
   Blog Detail
   =========================== */

/* --- Breadcrumb --- */
.blog-detail__breadcrumb {
    padding: calc(80px + var(--space-md)) 0 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: var(--fs-caption);
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb__sep {
    opacity: 0.4;
}

.breadcrumb__current {
    color: var(--color-text-secondary);
}

/* --- Header --- */
.blog-detail__header {
    padding: var(--space-lg) 0;
}

.container--narrow {
    max-width: 780px;
    margin: 0 auto;
}

.blog-detail__meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: var(--fs-caption);
}

.blog-detail__category {
    color: var(--color-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--ls-wide);
    transition: opacity var(--transition-fast);
}

.blog-detail__category:hover {
    opacity: 0.8;
}

.blog-detail__date,
.blog-detail__reading {
    color: var(--color-text-muted);
}

.blog-detail__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-text-primary);
    line-height: 1.05;
    margin-bottom: 1rem;
}

.blog-detail__excerpt {
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* --- Cover --- */
.blog-detail__cover {
    margin-bottom: var(--space-lg);
}

.blog-detail__cover img {
    width: 100%;
    border-radius: var(--border-radius);
    max-height: 500px;
    object-fit: cover;
}

/* --- Prose (article content) --- */
.prose {
    font-size: clamp(0.95rem, 1.1vw, 1.05rem);
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.prose h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    color: var(--color-text-primary);
    margin: 2.5rem 0 1rem;
    line-height: 1.1;
}

.prose h3 {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--color-text-primary);
    margin: 2rem 0 0.75rem;
    line-height: 1.15;
}

.prose p {
    margin-bottom: 1.25rem;
}

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

.prose a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.prose a:hover {
    opacity: 0.8;
}

.prose ul,
.prose ol {
    margin: 1rem 0 1.5rem 1.5rem;
}

.prose li {
    margin-bottom: 0.5rem;
}

.prose blockquote {
    margin: 2rem 0;
    padding: 1.25rem 1.5rem;
    border-left: 3px solid var(--color-accent);
    background: var(--color-bg-secondary);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    font-style: italic;
    color: var(--color-text-primary);
}

.prose img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
    margin: 1.5rem 0;
}

.prose code {
    background: var(--color-bg-secondary);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
}

/* --- Footer (author + share) --- */
.blog-detail__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.blog-detail__author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.blog-detail__author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-secondary);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-detail__author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-detail__author-name {
    display: block;
    font-weight: 600;
    font-size: var(--fs-small);
    color: var(--color-text-primary);
}

.blog-detail__author-role {
    display: block;
    font-size: var(--fs-caption);
    color: var(--color-text-muted);
}

.blog-detail__share {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.blog-detail__share-label {
    font-size: var(--fs-caption);
    color: var(--color-text-muted);
    font-weight: 500;
}

.blog-detail__share-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-bg-secondary);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.blog-detail__share-link:hover {
    background: var(--color-accent);
    color: #fff;
}

/* --- Related Posts --- */
.blog-related {
    border-top: 1px solid var(--color-border);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 809px) {
    .blog__grid,
    .blog__grid--3 {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .blog-card {
        display: flex;
    }

    .blog-card__link {
        flex-direction: row;
    }

    .blog-card__thumb {
        width: 140px;
        min-width: 140px;
        aspect-ratio: auto;
    }

    .blog-card__body {
        padding: 1rem;
    }

    .blog-card__excerpt {
        display: none;
    }

    .blog-card__title {
        font-size: 1rem;
    }

    .blog__filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.5rem;
    }

    .blog-detail__title {
        font-size: clamp(1.6rem, 6vw, 2.5rem);
    }

    .blog-detail__footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .blog-detail__breadcrumb {
        padding-top: calc(70px + var(--space-sm));
    }

    .pagination__page,
    .pagination__btn {
        min-width: 36px;
        height: 36px;
        font-size: var(--fs-caption);
    }
}

@media (max-width: 1199px) and (min-width: 810px) {
    .blog__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}