/* ============================================================
   BLOG PAGE STYLES (独立于公共样式)
   ============================================================ */
.page-content {
    flex: 1;
    padding: 32px 24px 60px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--slate-500);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--slate-200);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--slate-500);
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: var(--blue-500);
}

.breadcrumb .sep {
    color: var(--slate-300);
    font-size: 10px;
}

.breadcrumb .current {
    color: var(--slate-900);
    font-weight: 600;
}

/* ---- Blog Header ---- */
.blog-header {
    text-align: center;
    padding: 16px 0 32px 0;
    border-bottom: 1px solid var(--slate-200);
    margin-bottom: 32px;
}

.blog-header h1 {
    font-size: 36px;
    font-weight: 700;
    color: var(--slate-900);
    letter-spacing: -0.02em;
    margin: 0 0 8px 0;
}

.blog-header p {
    font-size: 16px;
    color: var(--slate-500);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ---- Blog Layout ---- */
.blog-layout {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.blog-posts {
    flex: 1;
    min-width: 0;
}

/* ---- Blog Post Card ---- */
.blog-post-card {
    display: flex;
    gap: 20px;
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--slate-200);
    padding: 20px;
    margin-bottom: 24px;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-post-card:hover {
    border-color: var(--blue-500);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

.blog-post-card .post-image {
    flex: 0 0 200px;
    aspect-ratio: 1.2/1;
    border-radius: 8px;
    overflow: hidden;
    background: var(--slate-100);
    flex-shrink: 0;
}

.blog-post-card .post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.blog-post-card:hover .post-image img {
    transform: scale(1.04);
}

.blog-post-card .post-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 6px;
}

.post-meta .post-category {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    color: var(--blue-500);
    background: rgba(0, 104, 204, 0.08);
    padding: 2px 12px;
    border-radius: 100px;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.post-meta .post-date {
    font-size: 12px;
    color: var(--slate-400);
}

.post-meta .post-author {
    font-size: 12px;
    color: var(--slate-500);
}

.post-meta .post-author i {
    color: var(--blue-500);
    margin-right: 4px;
}

.blog-post-card .post-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--slate-900);
    margin: 4px 0 8px 0;
    line-height: 1.3;
    transition: color 0.2s ease;
}

.blog-post-card .post-title:hover {
    color: var(--blue-500);
}

.blog-post-card .post-excerpt {
    font-size: 14px;
    color: var(--slate-500);
    line-height: 1.6;
    margin: 0 0 12px 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-post-card .post-readmore {
    font-size: 13px;
    font-weight: 600;
    color: var(--blue-500);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s ease;
    align-self: flex-start;
}

.blog-post-card .post-readmore:hover {
    gap: 10px;
    color: var(--blue-600);
}

.blog-post-card .post-readmore i {
    font-size: 11px;
}

/* ---- Sidebar ---- */
.blog-sidebar {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    position: sticky;
    top: calc(var(--navbar-height) + 24px);
}

.sidebar-widget {
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--slate-200);
    padding: 20px 22px;
}

.sidebar-widget .widget-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--slate-900);
    margin: 0 0 16px 0;
    letter-spacing: 0.3px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--slate-100);
}

/* Sidebar Search */
.sidebar-search-inner {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--slate-50);
    border-radius: 8px;
    padding: 2px 12px;
    border: 1px solid var(--slate-200);
    transition: border-color 0.2s ease;
}

.sidebar-search-inner:focus-within {
    border-color: var(--blue-500);
}

.sidebar-search-inner i {
    color: var(--slate-400);
    font-size: 14px;
}

.sidebar-search-inner input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 0;
    font-size: 14px;
    color: var(--slate-900);
    outline: none;
    font-family: var(--font);
    width: 100%;
}

.sidebar-search-inner input::placeholder {
    color: var(--slate-400);
}

.sidebar-search-inner button {
    background: none;
    border: none;
    color: var(--blue-500);
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    padding: 6px 0 6px 4px;
    font-family: var(--font);
    transition: color 0.2s ease;
}

.sidebar-search-inner button:hover {
    color: var(--blue-600);
}

/* Sidebar Categories */
.sidebar-categories li {
    padding: 6px 0;
    border-bottom: 1px solid var(--slate-100);
}

.sidebar-categories li:last-child {
    border-bottom: none;
}

.sidebar-categories li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--slate-600);
    transition: color 0.2s ease;
    padding: 2px 0;
}

.sidebar-categories li a:hover {
    color: var(--blue-500);
}

.sidebar-categories li a .cat-count {
    font-size: 11px;
    color: var(--slate-400);
    background: var(--slate-100);
    padding: 0 8px;
    border-radius: 100px;
    font-weight: 500;
}

.sidebar-categories li a:hover .cat-count {
    background: rgba(0, 104, 204, 0.08);
    color: var(--blue-500);
}

.sidebar-categories li a.active {
    color: var(--blue-500);
    font-weight: 600;
}

.sidebar-categories li a.active .cat-count {
    background: rgba(0, 104, 204, 0.08);
    color: var(--blue-500);
}

/* Sidebar Recent Posts */
.sidebar-recent li {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--slate-100);
    align-items: center;
}

.sidebar-recent li:last-child {
    border-bottom: none;
}

.sidebar-recent li .recent-img {
    flex: 0 0 48px;
    aspect-ratio: 1/1;
    border-radius: 6px;
    overflow: hidden;
    background: var(--slate-100);
}

.sidebar-recent li .recent-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-recent li .recent-info {
    flex: 1;
    min-width: 0;
}

.sidebar-recent li .recent-info a {
    font-size: 13px;
    font-weight: 600;
    color: var(--slate-700);
    line-height: 1.3;
    transition: color 0.2s ease;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.sidebar-recent li .recent-info a:hover {
    color: var(--blue-500);
}

.sidebar-recent li .recent-info .recent-date {
    font-size: 11px;
    color: var(--slate-400);
    display: block;
    margin-top: 2px;
}

/* Sidebar Tags */
.sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.sidebar-tags a {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--slate-500);
    background: var(--slate-50);
    padding: 4px 14px;
    border-radius: 100px;
    border: 1px solid var(--slate-200);
    transition: all 0.2s ease;
}

.sidebar-tags a:hover {
    color: var(--white);
    background: var(--blue-500);
    border-color: var(--blue-500);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 104, 204, 0.25);
}

.sidebar-tags a.active {
    background: var(--blue-500);
    color: var(--white);
    border-color: var(--blue-500);
}

/* ---- Pagination ---- */
.blog-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--slate-200);
    flex-wrap: wrap;
}

.blog-pagination a,
.blog-pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    font-size: 14px;
    font-weight: 500;
    color: var(--slate-600);
    border-radius: 8px;
    border: 1px solid var(--slate-200);
    background: var(--white);
    transition: all 0.2s ease;
}

.blog-pagination a:hover {
    background: var(--slate-50);
    color: var(--blue-500);
    border-color: var(--blue-500);
}

.blog-pagination a.active {
    background: var(--blue-500);
    color: var(--white);
    border-color: var(--blue-500);
}

.blog-pagination a.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.blog-pagination .pagination-arrow {
    font-size: 12px;
}

/* ============================================================
   RESPONSIVE (仅针对博客页面)
   ============================================================ */
@media (max-width: 1024px) {
    .blog-sidebar {
        flex: 0 0 240px;
    }
    .blog-post-card .post-image {
        flex: 0 0 160px;
    }
}

@media (max-width: 820px) {
    .page-content {
        padding: 20px 16px 40px;
    }
    .blog-header h1 {
        font-size: 28px;
    }
    .blog-header p {
        font-size: 15px;
    }
    .blog-layout {
        flex-direction: column;
        gap: 32px;
    }
    .blog-sidebar {
        flex: 1 1 auto;
        position: static;
        width: 100%;
    }
    .blog-post-card {
        flex-direction: column;
        padding: 16px;
    }
    .blog-post-card .post-image {
        flex: 0 0 auto;
        width: 100%;
        aspect-ratio: 1.6/1;
    }
    .blog-post-card .post-title {
        font-size: 17px;
    }
}

@media (max-width: 768px) {
    .page-content {
        padding: 16px 12px 32px;
    }
    .breadcrumb {
        font-size: 12px;
        padding-bottom: 12px;
        margin-bottom: 16px;
    }
    .blog-header {
        padding: 8px 0 24px;
        margin-bottom: 24px;
    }
    .blog-header h1 {
        font-size: 24px;
    }
    .blog-header p {
        font-size: 14px;
    }
    .blog-post-card {
        padding: 14px;
        margin-bottom: 16px;
    }
    .blog-post-card .post-title {
        font-size: 16px;
    }
    .blog-post-card .post-excerpt {
        font-size: 13px;
        -webkit-line-clamp: 2;
    }
    .blog-post-card .post-image {
        aspect-ratio: 1.8/1;
    }
    .sidebar-widget {
        padding: 16px 18px;
    }
    .blog-pagination a,
    .blog-pagination span {
        min-width: 36px;
        height: 36px;
        font-size: 13px;
        padding: 0 10px;
    }
}

@media (max-width: 480px) {
    .page-content {
        padding: 12px 8px 24px;
    }
    .breadcrumb {
        font-size: 11px;
        padding-bottom: 10px;
        margin-bottom: 12px;
        gap: 4px;
    }
    .blog-header h1 {
        font-size: 20px;
    }
    .blog-header p {
        font-size: 13px;
    }
    .blog-post-card {
        padding: 12px;
        border-radius: 10px;
        margin-bottom: 14px;
    }
    .blog-post-card .post-title {
        font-size: 15px;
    }
    .blog-post-card .post-excerpt {
        font-size: 12px;
    }
    .blog-post-card .post-image {
        aspect-ratio: 2/1;
        border-radius: 6px;
    }
    .post-meta .post-category {
        font-size: 10px;
        padding: 1px 10px;
    }
    .post-meta .post-date,
    .post-meta .post-author {
        font-size: 11px;
    }
    .sidebar-widget {
        padding: 14px 14px;
        border-radius: 10px;
    }
    .sidebar-widget .widget-title {
        font-size: 14px;
        margin-bottom: 12px;
        padding-bottom: 8px;
    }
    .sidebar-categories li a {
        font-size: 12px;
    }
    .sidebar-recent li .recent-info a {
        font-size: 12px;
    }
    .sidebar-tags a {
        font-size: 11px;
        padding: 3px 12px;
    }
    .blog-pagination a,
    .blog-pagination span {
        min-width: 32px;
        height: 32px;
        font-size: 12px;
        padding: 0 8px;
    }
}

@media (max-width: 360px) {
    .blog-post-card .post-title {
        font-size: 14px;
    }
    .blog-post-card .post-excerpt {
        font-size: 11px;
        -webkit-line-clamp: 2;
    }
    .blog-header h1 {
        font-size: 18px;
    }
}