:root{--primary:#2c72f3;--primary-dark:#1e5cd6;--primary-light:#1890ff;--text:#1a1a1a;--text-secondary:#666;--text-muted:#999;--bg:#fff;--bg-alt:#f9fafb;--border:#f0f0f0;--radius:12px;--radius-lg:16px;--shadow:0 4px 12px rgba(0,0,0,.08);--shadow-hover:0 12px 28px rgba(44,114,243,.2);--max-width:1200px;--font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,sans-serif;--font-en:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6}a{color:inherit;text-decoration:none;transition:color .2s}a:hover{color:var(--primary)}ol,ul{list-style:none}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 16px}.section{padding:60px 0}.section:nth-child(2n){background:var(--bg-alt)}.section-header{text-align:center;margin-bottom:40px}.section-title{font-size:36px;font-weight:700;color:var(--text);margin-bottom:8px}.section-subtitle{font-size:16px;color:var(--text-secondary)}.more-link{color:var(--primary);font-size:16px;font-weight:500;transition:transform .2s}.more-link:hover{transform:translateX(4px)}.list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}@media (max-width:1024px){.list-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:600px){.list-grid{grid-template-columns:1fr}}.list-card{display:flex;flex-direction:column;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:all .3s;height:100%}.list-card:hover{transform:translateY(-6px);box-shadow:0 12px 28px rgba(44,114,243,.18)}.list-card-cover{height:180px;position:relative;display:flex;align-items:flex-start;justify-content:flex-end;padding:12px}.list-card-badge{background:rgba(255,255,255,.95);color:var(--primary);padding:4px 12px;border-radius:6px;font-size:12px;font-weight:600}.list-card-body{padding:16px 20px 20px;flex:1;display:flex;flex-direction:column}.list-card-title{font-size:16px;font-weight:600;margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}.list-card:hover .list-card-title{color:var(--primary)}.list-card-excerpt{font-size:14px;color:#8c8c8c;line-height:1.6;margin-bottom:12px;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.list-card-meta{font-size:13px;color:#999;margin-top:auto}.detail-page{background:#fff}.detail-container{max-width:900px;margin:0 auto;padding:48px 20px 80px}.detail-meta{display:flex;flex-wrap:wrap;gap:16px;color:#999;font-size:14px;margin-bottom:16px}.detail-meta-item{display:flex;gap:6px}.detail-meta-label{color:#666;font-weight:500}.detail-title{font-size:32px;font-weight:700;line-height:1.4;margin-bottom:16px;color:#1a1a1a}.detail-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:32px}.detail-tag{background:#f0f5ff;color:var(--primary);padding:4px 12px;border-radius:6px;font-size:13px}.detail-cover{width:100%;max-height:480px;-o-object-fit:cover;object-fit:cover;border-radius:12px;margin-bottom:32px}.detail-content{font-size:16px;line-height:1.9;color:#303030}.detail-content p{margin-bottom:16px}.detail-content h2{font-size:22px;font-weight:700;margin:28px 0 12px;color:#1a1a1a}.detail-content h3{font-size:18px;font-weight:600;margin:20px 0 10px}.detail-content ol,.detail-content ul{margin-left:24px;margin-bottom:16px}.detail-content li{list-style:disc;margin-bottom:6px}.detail-content ol li{list-style:decimal}.detail-back{display:inline-flex;align-items:center;gap:4px;color:var(--primary);margin-bottom:24px;font-size:14px}.detail-back:hover{text-decoration:underline}@media (max-width:768px){.detail-title{font-size:24px}.detail-container{padding:32px 16px 60px}.detail-content{font-size:15px}}