:root{--brand:#1a5c96;--brand-dark:#0f3d6b;--brand-light:#e8f1fa;--accent:#f97316;--text:#1e293b;--muted:#64748b;--border:#e2e8f0;--bg:#f8fafc;}body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg);margin:0;}a{color:var(--brand);text-decoration:none;}a:hover{color:var(--accent);}.container{max-width:1200px;margin:0 auto;padding:0 16px;}.site-header{background:#fff;border-bottom:3px solid var(--brand);box-shadow:0 2px 8px rgba(0,0,0,0.06);position:sticky;top:0;z-index:50;}.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0;}.site-logo{display:flex;align-items:center;gap:10px;text-decoration:none;}.logo-icon{width:38px;height:38px;background:linear-gradient(135deg,var(--brand),#3b82f6);border-radius:8px;display:flex;align-items:center;justify-content:center;}.logo-text{font-size:1.25rem;font-weight:700;color:var(--brand-dark);letter-spacing:0.02em;}.logo-sub{font-size:0.68rem;color:var(--muted);display:block;}.main-nav{display:flex;gap:2px;flex-wrap:wrap;}.main-nav a{padding:6px 11px;border-radius:6px;font-size:0.855rem;color:#374151;transition:all 0.15s;white-space:nowrap;}.main-nav a:hover,.main-nav a.active{background:var(--brand-light);color:var(--brand);}.nav-btn{display:none;background:none;border:1px solid var(--border);border-radius:6px;padding:5px 8px;cursor:pointer;}@media(max-width:860px){.nav-btn{display:block;}.main-nav{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;border-top:1px solid var(--border);padding:8px 16px;flex-direction:column;box-shadow:0 4px 16px rgba(0,0,0,0.1);z-index:49;}.main-nav.open{display:flex;}}.layout-main{display:grid;grid-template-columns:1fr 260px;gap:28px;align-items:start;padding-top:20px;padding-bottom:36px;}@media(max-width:768px){.layout-main{display:block!important;padding-top:16px;padding-bottom:24px;}.layout-main aside{display:none;}.layout-content{width:100%;}}.breadcrumb{display:flex;align-items:center;gap:6px;font-size:0.8rem;color:var(--muted);padding:10px 0;flex-wrap:wrap;}.breadcrumb a{color:var(--muted);}.breadcrumb a:hover{color:var(--brand);}.hero{background:linear-gradient(135deg,#0f3d6b 0%,#1a5c96 60%,#1e3a8a 100%);color:#fff;padding:56px 0;}.hero h1{font-size:2.1rem;font-weight:700;line-height:1.3;margin:0 0 12px;}.hero p{font-size:1rem;opacity:0.85;max-width:540px;line-height:1.7;margin:0;}@media(max-width:640px){.hero{padding:32px 0;}.hero h1{font-size:1.45rem;}}.section-title{font-size:1.2rem;font-weight:700;color:var(--brand-dark);border-left:4px solid var(--brand);padding-left:10px;margin:0 0 18px;}.section-top{font-size:1.2rem;font-weight:700;color:var(--brand-dark);border-left:4px solid #f59e0b;padding-left:10px;margin:0 0 18px;}.top-articles{display:flex;flex-direction:column;gap:20px;margin-bottom:40px;}.top-art-card{display:grid;grid-template-columns:200px 1fr;gap:0;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:box-shadow .2s;}.top-art-card:hover{box-shadow:0 4px 20px rgba(0,0,0,.08);}.top-art-thumb{display:block;width:200px;height:140px;overflow:hidden;flex-shrink:0;}.top-art-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s;}.top-art-card:hover .top-art-thumb img{transform:scale(1.04);}.top-art-thumb--placeholder{background:linear-gradient(135deg,var(--brand-light),#e0f0ff);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:0.85rem;font-weight:600;}.top-art-body{padding:18px 20px;display:flex;flex-direction:column;justify-content:space-between;}.top-art-meta{display:flex;align-items:center;gap:8px;margin-bottom:8px;flex-wrap:wrap;}.top-art-meta time{font-size:0.75rem;color:var(--muted);margin-left:auto;}.top-badge{background:#fef3c7;color:#d97706;font-size:0.72rem;font-weight:700;padding:2px 8px;border-radius:20px;border:1px solid #fde68a;}.top-art-title{font-size:1.05rem;font-weight:700;color:var(--text);text-decoration:none;line-height:1.4;margin-bottom:6px;display:block;}.top-art-title:hover{color:var(--brand);}.top-art-summary{font-size:0.85rem;color:var(--muted);line-height:1.6;margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}.top-art-read{font-size:0.8rem;color:var(--brand);font-weight:600;text-decoration:none;align-self:flex-start;}.top-art-read:hover{text-decoration:underline;}@media(max-width:600px){.top-art-card{grid-template-columns:1fr;}.top-art-thumb{width:100%;height:160px;}}.article-card{background:#fff;border-radius:10px;border:1px solid var(--border);padding:18px;transition:box-shadow 0.2s,transform 0.2s;}.article-card:hover{box-shadow:0 4px 18px rgba(0,0,0,0.1);transform:translateY(-2px);}.card-title{font-size:0.95rem;font-weight:600;color:var(--text);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px;}.card-title:hover{color:var(--brand);}.card-meta{font-size:0.75rem;color:var(--muted);}.card-summary{font-size:0.83rem;color:var(--muted);line-height:1.6;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}.cat-badge{display:inline-block;padding:2px 8px;background:var(--brand-light);color:var(--brand);border-radius:4px;font-size:0.7rem;font-weight:600;}.sidebar-box{background:#fff;border-radius:10px;border:1px solid var(--border);padding:16px;margin-bottom:16px;}.sidebar-box-title{font-weight:700;color:var(--brand-dark);font-size:0.875rem;margin:0 0 10px;padding-bottom:8px;border-bottom:1px solid var(--border);}.article-body{font-size:1rem;line-height:1.9;color:#374151;}.article-body h2{font-size:1.3rem;font-weight:700;color:var(--brand-dark);border-bottom:1px solid var(--border);padding-bottom:6px;margin:1.6em 0 0.6em;}.article-body h3{font-size:1.1rem;font-weight:700;color:var(--brand-dark);margin:1.3em 0 0.5em;}.article-body p{margin:0.8em 0;}.article-body ul,.article-body ol{padding-left:1.6em;margin:0.8em 0;}.article-body blockquote{border-left:4px solid var(--brand);background:var(--brand-light);padding:12px 16px;border-radius:0 6px 6px 0;margin:1em 0;color:var(--muted);}.article-body code{background:#f1f5f9;color:#e11d48;padding:1px 5px;border-radius:3px;font-size:0.875rem;font-family:monospace;}.article-body pre{background:#1e293b;color:#e2e8f0;padding:16px;border-radius:8px;overflow-x:auto;margin:1em 0;}.article-body pre code{background:none;color:inherit;padding:0;}.article-body img{max-width:100%;border-radius:8px;margin:1em auto;display:block;}.article-body table{width:100%;border-collapse:collapse;margin:1em 0;}.article-body th{background:var(--brand-light);color:var(--brand-dark);padding:8px 12px;text-align:left;}.article-body td{padding:8px 12px;border-bottom:1px solid var(--border);}.pagination{display:flex;justify-content:center;gap:5px;padding:24px 0;flex-wrap:wrap;}.pagination a,.pagination span{padding:7px 13px;border-radius:7px;border:1px solid var(--border);font-size:0.84rem;background:#fff;color:#374151;transition:all 0.15s;}.pagination a:hover{background:var(--brand-light);border-color:var(--brand);color:var(--brand);}.pagination .cur{background:var(--brand);color:#fff;border-color:var(--brand);}.site-footer{background:#0f2744;color:#94a3b8;padding:32px 0 16px;margin-top:48px;}.site-footer a{color:#94a3b8;}.site-footer a:hover{color:#fff;}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:20px;margin-bottom:20px;}.footer-col-title{color:#fff;font-weight:700;font-size:0.85rem;margin-bottom:8px;}.footer-links a{display:block;font-size:0.78rem;padding:2px 0;}.footer-friends{border-top:1px solid rgba(255,255,255,0.1);padding:16px 0;margin-top:8px;}.footer-friend-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;}.footer-friend-links a{font-size:0.78rem;color:rgba(255,255,255,0.65);text-decoration:none;padding:3px 10px;border:1px solid rgba(255,255,255,0.15);border-radius:4px;transition:all .2s;}.footer-friend-links a:hover{color:#fff;border-color:rgba(255,255,255,0.4);background:rgba(255,255,255,0.08);}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:12px;font-size:0.78rem;text-align:center;}