/* --- 1. 顶部导航 (与全站一致) --- */
.site-header { position: fixed; top: 0; width: 100%; background: rgba(255,255,255,0.8); backdrop-filter: blur(10px); border-bottom: 1px solid #e2e8f0; z-index: 1000; }
.header-container { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; padding: 15px 20px; align-items: center; }
/*.logo { font-size: 1.5rem; font-weight: 900; color: var(--text-main); }*/
/*.logo span { color: var(--brand); }*/

/* --- 2. 面包屑/返回导航 --- */
.nav-breadcrumb { margin-top: 65px; background: var(--white); border-bottom: 1px solid #f1f5f9; }
.breadcrumb-container { max-width: 1100px; margin: 0 auto; padding: 12px 20px; font-size: 0.9rem; }
.breadcrumb-container a { color: var(--text-muted); }
.breadcrumb-container span { color: var(--text-main); font-weight: 600; }

/* --- 3. 页面标题区 --- */
.blog-hero { background: var(--white); padding: 60px 20px; text-align: center; margin-top: 40px; margin-bottom: 40px; }
.blog-hero h1 { font-size: 2.5rem; letter-spacing: -1px; margin-bottom: 15px; }
.blog-hero p { color: var(--text-muted); max-width: 90%; margin: 0 auto; font-size: 1.1rem; }

/* --- 4. 博客列表网格 --- */
.blog-container { max-width: 1100px; margin: 0 auto; padding: 0 20px 80px; }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 30px; }

.blog-card {
    background: var(--white); border-radius: 20px; overflow: hidden;
    border: 1px solid #eef2f6; transition: transform 0.3s, box-shadow 0.3s;
    display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-5px); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05); }

/* 模拟文章封面图 (实际可替换为 GIF) */
.card-image { width: 100%; height: 50px; background: #101112; display: flex; align-items: center; justify-content: center; position: relative; }
.card-image::after { /*content: "GIF GIF GIF";*/ color: #cbd5e1; font-weight: 800; font-size: 2rem; opacity: 0.3; }
.category-tag { position: absolute; top: 15px; left: 15px; background: var(--brand); color: #fff; padding: 4px 12px; border-radius: 6px; font-size: 0.75rem; font-weight: 600; }

.card-content { padding: 25px; flex-grow: 1; }
.card-meta { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 10px; display: flex; gap: 15px; }
.card-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; color: var(--text-main); line-height: 1.4; display: block; }
.card-title:hover { color: var(--brand); }
.card-excerpt { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.read-more { font-weight: 700; color: var(--brand); font-size: 0.9rem; display: flex; align-items: center; }
.read-more::after { content: "→"; margin-left: 5px; transition: 0.2s; }
.blog-card:hover .read-more::after { margin-left: 10px; }

/* --- 5. 分页 --- */
.pagination { text-align: center; margin-top: 60px; display: flex; justify-content: center; gap: 10px; }
.page-num { width: 40px; height: 40px; border: 1px solid #e2e8f0; display: flex; align-items: center; justify-content: center; border-radius: 10px; color: var(--text-main); background: #fff; }
.page-num.active { background: var(--brand); color: #fff; border-color: var(--brand); }