/* ============================================================
   全局重置与基础
============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:hidden;scroll-behavior:smooth;font-size:16px}
body{overflow-x:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:#faf7f5;color:#2c2c2c;line-height:1.7;min-width:320px}
a{color:inherit;text-decoration:none}
a:hover{color:#c0392b}
img{display:block;max-width:100%;height:auto}
ul,ol{list-style:none}
button{cursor:pointer;font-family:inherit}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============================================================
   CSS 变量
============================================================ */
:root{
  --primary:#c0392b;
  --primary-dark:#a93226;
  --primary-light:#f9e8e6;
  --accent:#e67e22;
  --accent-light:#fdf3e7;
  --text-main:#2c2c2c;
  --text-sub:#666;
  --text-muted:#999;
  --border:#ede8e4;
  --bg-page:#faf7f5;
  --bg-white:#fff;
  --bg-section:#f5f0ec;
  --shadow-sm:0 2px 8px rgba(0,0,0,.07);
  --shadow-md:0 4px 20px rgba(0,0,0,.10);
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:16px;
  --container:1220px;
  --aside-width:300px;
  --gap:28px;
}

/* ============================================================
   容器
============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ============================================================
   Header
============================================================ */
.site-header{background:var(--bg-white);border-bottom:3px solid var(--primary);position:sticky;top:0;z-index:1000;box-shadow:var(--shadow-sm)}
.header-inner{max-width:var(--container);margin:0 auto;padding:0 20px}
.header-top{display:flex;align-items:center;gap:20px;height:64px;min-width:0}
.site-logo{display:flex;align-items:center;gap:10px;flex-shrink:0;text-decoration:none}
.logo-icon{font-size:22px;color:var(--primary);line-height:1}
.logo-text{font-size:20px;font-weight:800;color:var(--primary);letter-spacing:.5px;white-space:nowrap}
.header-search{display:flex;align-items:center;flex:1;min-width:0;max-width:380px;margin-left:auto;background:#f5f0ec;border:1.5px solid var(--border);border-radius:24px;overflow:hidden;transition:border-color .2s}
.header-search:focus-within{border-color:var(--primary)}
.header-search input{flex:1;min-width:0;background:transparent;border:none;outline:none;padding:8px 14px;font-size:14px;color:var(--text-main)}
.header-search input::placeholder{color:var(--text-muted)}
.header-search button{background:var(--primary);border:none;color:#fff;width:40px;height:40px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}
.header-search button:hover{background:var(--primary-dark)}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;background:transparent;border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:6px;flex-shrink:0}
.nav-toggle span{display:block;height:2px;background:var(--text-main);border-radius:2px;transition:transform .3s,opacity .3s}
.site-nav{display:flex;align-items:center;flex-wrap:wrap;gap:2px;padding:6px 0;border-top:1px solid var(--border)}
.site-nav a{padding:6px 14px;font-size:14px;font-weight:600;color:var(--text-sub);border-radius:20px;transition:background .2s,color .2s;white-space:nowrap}
.site-nav a:hover,.site-nav a.active{color:var(--primary);background:var(--primary-light)}
.site-nav .nav-home{color:var(--primary)}

/* ============================================================
   主内容区域
============================================================ */
.site-main{min-height:60vh}
.page-body{padding:28px 20px 40px}
.content-aside-grid{display:grid;grid-template-columns:minmax(0,1fr) var(--aside-width);gap:var(--gap);align-items:start}
.main-content{min-width:0}
.site-aside{min-width:0}

/* ============================================================
   面包屑
============================================================ */
.breadcrumb{margin-bottom:16px}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:4px;align-items:center;font-size:13px;color:var(--text-muted)}
.breadcrumb ol li{display:flex;align-items:center}
.breadcrumb ol li+li::before{content:"›";margin-right:4px;color:var(--text-muted)}
.breadcrumb ol a{color:var(--text-sub)}
.breadcrumb ol a:hover{color:var(--primary)}
.breadcrumb ol li[aria-current="page"]{color:var(--text-main);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:220px}

/* ============================================================
   Banner Section
============================================================ */
.banner-section{background:var(--bg-white);padding:20px 0;border-bottom:1px solid var(--border)}
.banner-wrap{max-width:var(--container);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:stretch}
.banner-featured{min-width:0}
.banner-card{display:block;position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:16/9;background:#e8ddd8}
.banner-img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.banner-card:hover .banner-img{transform:scale(1.04)}
.banner-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.72) 0%,rgba(0,0,0,.0) 55%);display:flex;flex-direction:column;justify-content:flex-end;padding:24px}
.banner-tag{display:inline-block;background:var(--primary);color:#fff;font-size:12px;font-weight:700;padding:3px 10px;border-radius:12px;margin-bottom:8px;align-self:flex-start}
.banner-title{font-size:clamp(16px,2.2vw,22px);font-weight:800;color:#fff;line-height:1.4;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.banner-meta{font-size:13px;color:rgba(255,255,255,.8);margin-top:6px}
.banner-side-list{background:var(--bg-section);border-radius:var(--radius-lg);padding:16px;display:flex;flex-direction:column;min-width:0;overflow:hidden}
.banner-side-hd{font-size:14px;font-weight:700;color:var(--text-main);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.section-tag-dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--primary);flex-shrink:0}
.banner-side-item{display:flex;align-items:center;gap:8px;padding:9px 0;border-bottom:1px dashed var(--border);text-decoration:none;min-width:0}
.banner-side-item:last-child{border-bottom:none;padding-bottom:0}
.banner-side-item:first-of-type{padding-top:0}
.bsi-num{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--primary-light);color:var(--primary);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;counter-increment:rank-ctr}
.banner-side-list{counter-reset:rank-ctr}
.bsi-num::before{content:counter(rank-ctr)}
.bsi-title{flex:1;min-width:0;font-size:13.5px;color:var(--text-main);overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;font-weight:500}
.banner-side-item:hover .bsi-title{color:var(--primary)}
.bsi-cat{flex-shrink:0;font-size:11px;background:var(--accent-light);color:var(--accent);padding:2px 7px;border-radius:8px;white-space:nowrap}

/* ============================================================
   模块通用
============================================================ */
.module-block{margin-bottom:36px}
.module-hd{display:flex;align-items:center;gap:10px;margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--primary)}
.module-hd-bar{width:4px;height:20px;background:var(--primary);border-radius:3px;flex-shrink:0}
.module-hd-title{font-size:18px;font-weight:800;color:var(--text-main)}
.module-hd-sub{font-size:12px;color:var(--text-muted);margin-left:auto}

/* ============================================================
   卡片网格
============================================================ */
.card-grid{display:grid;gap:20px}
.card-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.news-card{background:var(--bg-white);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.card-thumb-wrap{display:block;aspect-ratio:16/10;overflow:hidden;background:#f0e8e4;flex-shrink:0}
.card-thumb{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.news-card:hover .card-thumb{transform:scale(1.05)}
.card-body{padding:14px;display:flex;flex-direction:column;flex:1;min-width:0}
.card-cat{display:inline-block;font-size:11px;font-weight:700;color:var(--primary);background:var(--primary-light);padding:2px 8px;border-radius:10px;margin-bottom:6px;align-self:flex-start;text-decoration:none;transition:background .2s}
.card-cat:hover{background:#f5c6c2}
.card-title{font-size:14px;font-weight:700;line-height:1.5;margin-bottom:6px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card-title a{color:var(--text-main)}
.card-title a:hover{color:var(--primary)}
.card-intro{font-size:13px;color:var(--text-sub);line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:8px;flex:1}
.card-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-muted);flex-wrap:wrap;margin-top:auto}
.card-views{color:var(--text-muted)}

/* ============================================================
   列表流（横向布局）
============================================================ */
.list-stream{display:flex;flex-direction:column;gap:16px}
.stream-item{display:flex;gap:16px;background:var(--bg-white);border-radius:var(--radius-md);padding:14px;box-shadow:var(--shadow-sm);transition:box-shadow .2s;min-width:0}
.stream-item:hover{box-shadow:var(--shadow-md)}
.stream-thumb-wrap{display:block;width:180px;min-width:180px;aspect-ratio:5/3;border-radius:var(--radius-sm);overflow:hidden;background:#f0e8e4;flex-shrink:0}
.stream-thumb{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.stream-item:hover .stream-thumb{transform:scale(1.05)}
.stream-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.stream-title{font-size:15px;font-weight:700;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.stream-title a{color:var(--text-main)}
.stream-title a:hover{color:var(--primary)}
.stream-intro{font-size:13px;color:var(--text-sub);line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:1}

/* ============================================================
   侧栏
============================================================ */
.aside-block{background:var(--bg-white);border-radius:var(--radius-md);padding:16px;margin-bottom:20px;box-shadow:var(--shadow-sm);min-width:0;overflow:hidden}
.aside-hd{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:800;color:var(--text-main);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--primary)}
.aside-hd-bar{width:3px;height:16px;background:var(--primary);border-radius:3px;flex-shrink:0}

/* 排行榜 */
.rank-list{display:flex;flex-direction:column;gap:0;counter-reset:rank-n}
.rank-item{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid #f5f0ec;counter-increment:rank-n;min-width:0}
.rank-item:last-child{border-bottom:none}
.rank-num{flex-shrink:0;width:22px;height:22px;border-radius:4px;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;background:var(--bg-section);color:var(--text-muted)}
.rank-num::before{content:counter(rank-n)}
.rank-item:nth-child(1) .rank-num{background:var(--primary);color:#fff}
.rank-item:nth-child(2) .rank-num{background:var(--accent);color:#fff}
.rank-item:nth-child(3) .rank-num{background:#f39c12;color:#fff}
.rank-title{flex:1;min-width:0;font-size:13px;color:var(--text-main);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5;font-weight:500}
.rank-title:hover{color:var(--primary)}

/* 侧栏缩略图列表 */
.aside-thumb-list{display:flex;flex-direction:column;gap:12px}
.aside-thumb-item{display:flex;gap:10px;min-width:0}
.atl-thumb-wrap{display:block;width:80px;min-width:80px;aspect-ratio:4/3;border-radius:var(--radius-sm);overflow:hidden;background:#f0e8e4;flex-shrink:0}
.atl-thumb-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.aside-thumb-item:hover .atl-thumb-wrap img{transform:scale(1.06)}
.atl-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.atl-title{font-size:13px;font-weight:600;color:var(--text-main);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5}
.atl-title:hover{color:var(--primary)}
.atl-date{font-size:11px;color:var(--text-muted)}

/* 侧栏搜索 */
.aside-search-form{display:flex;flex-direction:column;gap:8px}
.aside-search-form input{width:100%;padding:9px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;outline:none;transition:border-color .2s}
.aside-search-form input:focus{border-color:var(--primary)}
.aside-search-form button{padding:9px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:700;transition:background .2s}
.aside-search-form button:hover{background:var(--primary-dark)}

/* ============================================================
   分页
============================================================ */
.pagination{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:28px}
.pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 10px;border-radius:var(--radius-sm);background:var(--bg-white);border:1.5px solid var(--border);font-size:14px;font-weight:600;color:var(--text-sub);transition:all .2s}
.pagination a:hover,.pagination a.active{background:var(--primary);border-color:var(--primary);color:#fff}

/* ============================================================
   文章页
============================================================ */
.article-body{background:var(--bg-white);border-radius:var(--radius-md);padding:28px 32px;box-shadow:var(--shadow-sm);margin-bottom:28px;min-width:0;overflow:hidden}
.article-header{margin-bottom:20px}
.article-title{font-size:clamp(20px,3vw,28px);font-weight:900;line-height:1.5;color:var(--text-main);margin:10px 0;overflow-wrap:anywhere;word-break:break-word}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--text-muted);padding-top:12px;border-top:1px solid var(--border)}
.article-date{color:var(--text-sub)}
.article-views{color:var(--text-muted)}
.article-content{font-size:16px;line-height:1.9;color:var(--text-main);overflow-wrap:anywhere;word-break:break-word}
.article-content h2{font-size:20px;font-weight:800;margin:24px 0 12px;color:var(--text-main)}
.article-content h3{font-size:17px;font-weight:700;margin:20px 0 10px}
.article-content p{margin-bottom:16px}
.article-content img{max-width:100%;height:auto;border-radius:var(--radius-sm);margin:12px 0}
.article-content a{color:var(--primary);text-decoration:underline}
.article-content blockquote{border-left:4px solid var(--primary);background:var(--primary-light);padding:12px 16px;margin:16px 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--text-sub)}
.article-content ul,.article-content ol{padding-left:24px;margin-bottom:16px}
.article-content ul{list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:6px}
.article-content pre{background:#2d2d2d;color:#f8f8f2;padding:16px;border-radius:var(--radius-sm);overflow-x:auto;font-size:14px;margin:16px 0;max-width:100%}
.article-content code{background:#f5f0ec;padding:2px 6px;border-radius:3px;font-size:14px}
.article-content pre code{background:transparent;padding:0}
.article-content table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}
.article-content th,.article-content td{border:1px solid var(--border);padding:8px 12px;font-size:14px}
.article-content th{background:var(--bg-section);font-weight:700}
.article-content iframe{max-width:100%;border-radius:var(--radius-sm)}
.related-block{margin-top:0}

/* ============================================================
   列表页
============================================================ */
.list-page-title{font-size:clamp(20px,3vw,26px);font-weight:800;color:var(--text-main);margin-bottom:20px;padding-bottom:12px;border-bottom:3px solid var(--primary);overflow-wrap:anywhere;word-break:break-word}

/* ============================================================
   搜索页
============================================================ */
.search-result-tip{font-size:14px;color:var(--text-sub);margin-bottom:16px;padding:10px 14px;background:var(--accent-light);border-radius:var(--radius-sm);border-left:3px solid var(--accent)}
.search-empty{display:none;text-align:center;padding:40px 20px}
.search-list:empty+.search-empty{display:block}
.search-empty p{font-size:16px;color:var(--text-muted);margin-bottom:16px}
.btn-primary{display:inline-block;padding:10px 28px;background:var(--primary);color:#fff;border-radius:var(--radius-sm);font-weight:700;font-size:15px;transition:background .2s}
.btn-primary:hover{background:var(--primary-dark);color:#fff}

/* ============================================================
   关于页
============================================================ */
.about-body{background:var(--bg-white);border-radius:var(--radius-md);padding:32px;box-shadow:var(--shadow-sm);min-width:0;overflow:hidden}
.about-title{font-size:clamp(22px,3vw,30px);font-weight:900;color:var(--text-main);margin-bottom:20px;overflow-wrap:anywhere}
.about-brand-bar{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,var(--primary-light),var(--accent-light));border-radius:var(--radius-md);padding:16px 20px;margin-bottom:24px}
.about-brand-icon{font-size:28px;color:var(--primary)}
.about-brand-name{font-size:20px;font-weight:800;color:var(--primary)}
.about-brand-domain{font-size:14px;color:var(--text-muted);margin-left:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.about-section{margin-bottom:24px}
.about-section h2{font-size:18px;font-weight:700;color:var(--text-main);margin-bottom:12px;padding-left:10px;border-left:4px solid var(--primary)}
.about-desc{color:var(--text-sub);line-height:1.8;margin-bottom:10px;overflow-wrap:anywhere;word-break:break-word}
.about-list{padding-left:0;display:flex;flex-direction:column;gap:10px}
.about-list li{font-size:15px;color:var(--text-sub);padding:10px 14px;background:var(--bg-section);border-radius:var(--radius-sm)}
.about-contact{}
.contact-list{display:flex;flex-direction:column;gap:12px}
.contact-list li{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:var(--bg-section);border-radius:var(--radius-sm)}
.contact-label{font-weight:700;color:var(--text-main);min-width:40px;flex-shrink:0}
.contact-value{color:var(--text-sub);overflow-wrap:anywhere;word-break:break-word}

/* ============================================================
   Footer
============================================================ */
.site-footer{background:#1e1a18;color:#ccc;padding:40px 20px 0}
.footer-inner{max-width:var(--container);margin:0 auto}
.footer-grid{display:grid;grid-template-columns:1fr 180px 160px;gap:32px;padding-bottom:28px;border-bottom:1px solid #3a3330}
.footer-brand .footer-logo{font-size:20px;font-weight:800;color:#fff;margin-bottom:10px}
.footer-brand .footer-desc{font-size:13px;color:#999;line-height:1.7;overflow-wrap:anywhere;word-break:break-word}
.footer-info h3,.footer-links h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px}
.footer-info ul,.footer-links ul{display:flex;flex-direction:column;gap:8px}
.footer-info li,.footer-links li{font-size:13px;color:#999;overflow-wrap:anywhere;word-break:break-word}
.footer-links a{color:#aaa;transition:color .2s}
.footer-links a:hover{color:var(--primary)}
.fi-label{color:#bbb;font-weight:600}
.footer-bottom{padding:16px 0;text-align:center;font-size:12px;color:#666}
.footer-bottom a{color:#888;transition:color .2s;margin:0 4px}
.footer-bottom a:hover{color:var(--primary)}

/* ============================================================
   响应式
============================================================ */
@media(max-width:1024px){
  :root{--aside-width:260px;--gap:20px}
  .banner-wrap{grid-template-columns:minmax(0,1fr) 240px}
  .card-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media(max-width:768px){
  .nav-toggle{display:flex}
  .site-nav{display:none;flex-direction:column;align-items:flex-start;background:var(--bg-white);padding:12px 0;border-top:1px solid var(--border)}
  .site-nav.nav-open{display:flex}
  .site-nav a{width:100%;padding:10px 16px;border-radius:0}
  .content-aside-grid{grid-template-columns:1fr}
  .site-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .aside-block{margin-bottom:0}
  .banner-wrap{grid-template-columns:1fr}
  .banner-side-list{display:none}
  .card-grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .article-body{padding:20px}
}

@media(max-width:600px){
  .card-grid-3{grid-template-columns:1fr}
  .stream-thumb-wrap{width:120px;min-width:120px}
  .site-aside{grid-template-columns:1fr}
  .header-search{max-width:none;flex:1}
}

@media(max-width:480px){
  .header-top{gap:10px}
  .logo-text{font-size:17px}
  .stream-item{flex-direction:column}
  .stream-thumb-wrap{width:100%;aspect-ratio:16/9}
  .article-title{font-size:20px}
  .footer-grid{grid-template-columns:1fr}
  .about-body{padding:20px}
  .about-brand-bar{flex-wrap:wrap}
  .page-body{padding:16px 12px 28px}
}

@media(max-width:375px){
  .container{padding:0 12px}
  .header-inner{padding:0 12px}
  .banner-wrap{padding:0 12px}
  .logo-text{font-size:15px}
}

/* PC 超宽 */
@media(min-width:1280px){
  :root{--aside-width:320px}
  .card-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* 长文字防溢出全局 */
.stream-body,.card-body,.rank-title,.atl-title,.banner-title,.about-desc,.footer-desc,.contact-value{overflow-wrap:anywhere;word-break:break-word}