/* =============================================
   全局重置与基础
   ============================================= */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;overflow-x:hidden;}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'Noto Sans CJK SC',sans-serif;font-size:16px;line-height:1.7;color:#333;background:#f7f8fa;overflow-x:hidden;}
a{color:#e8174a;text-decoration:none;transition:color .2s;}
a:hover{color:#c41240;}
img{max-width:100%;height:auto;display:block;}
ul,ol{list-style:none;}
input,button,textarea{font-family:inherit;}

/* =============================================
   CSS 变量
   ============================================= */
:root{
  --primary:#e8174a;
  --primary-dark:#c41240;
  --primary-light:#fff0f3;
  --primary-grad:linear-gradient(135deg,#e8174a 0%,#ff6b6b 100%);
  --accent:#ff9f43;
  --text-main:#222;
  --text-sub:#555;
  --text-muted:#888;
  --bg-body:#f7f8fa;
  --bg-white:#fff;
  --bg-card:#fff;
  --border:#eaecf0;
  --radius-sm:6px;
  --radius:12px;
  --radius-lg:18px;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);
  --shadow:0 4px 20px rgba(0,0,0,.09);
  --shadow-lg:0 8px 32px rgba(0,0,0,.13);
  --container:1200px;
  --sidebar-w:300px;
  --gap:28px;
  --header-h:64px;
}

/* =============================================
   容器
   ============================================= */
.container{max-width:var(--container);margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px;}
.page-body{min-height:calc(100vh - var(--header-h));}

/* =============================================
   站点头部
   ============================================= */
.site-header{background:var(--bg-white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm);}
.header-inner{display:flex;align-items:center;gap:16px;height:var(--header-h);min-width:0;}
.header-logo-wrap{flex-shrink:0;}
.site-logo{display:flex;align-items:center;gap:8px;color:var(--text-main);}
.logo-icon{font-size:1.6rem;line-height:1;}
.logo-text{font-size:1.25rem;font-weight:800;background:var(--primary-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;white-space:nowrap;}
.header-search{display:flex;align-items:center;flex:1;max-width:380px;min-width:0;background:#f3f4f6;border-radius:50px;overflow:hidden;border:1.5px solid transparent;transition:border-color .2s,background .2s;}
.header-search:focus-within{background:#fff;border-color:var(--primary);}
.header-search input{flex:1;min-width:0;padding:.45rem 1rem;background:transparent;border:none;outline:none;font-size:.9rem;color:var(--text-main);}
.header-search button{padding:.45rem .85rem;background:transparent;border:none;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;transition:color .2s;}
.header-search button:hover{color:var(--primary);}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;border-radius:var(--radius-sm);margin-left:auto;}
.nav-toggle span{display:block;width:22px;height:2.5px;background:var(--text-main);border-radius:2px;transition:transform .3s,opacity .3s;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}
.site-nav{background:linear-gradient(135deg,#1a1a2e 0%,#2d2d44 100%);border-bottom:2px solid var(--primary);}
.nav-inner{display:flex;align-items:center;flex-wrap:wrap;gap:2px;padding-top:0;padding-bottom:0;min-height:44px;}
.site-nav a{display:inline-flex;align-items:center;padding:.6rem 1rem;color:rgba(255,255,255,.85);font-size:.9rem;font-weight:500;border-radius:var(--radius-sm);transition:color .2s,background .2s;white-space:nowrap;}
.site-nav a:hover,.site-nav a.active{color:#fff;background:var(--primary);}
.site-nav .nav-home{color:#fff;font-weight:700;}

/* =============================================
   面包屑
   ============================================= */
.breadcrumb{margin:20px 0 16px;}
.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:4px;font-size:.85rem;color:var(--text-muted);}
.breadcrumb-list a{color:var(--text-sub);}
.breadcrumb-list a:hover{color:var(--primary);}
.breadcrumb-sep{color:var(--border);}

/* =============================================
   Section 头
   ============================================= */
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--border);}
.section-title{font-size:1.2rem;font-weight:800;color:var(--text-main);display:flex;align-items:center;gap:6px;}
.section-title .st-icon{font-size:1.1rem;}
.section-more{font-size:.85rem;color:var(--primary);font-weight:500;}
.section-more:hover{color:var(--primary-dark);}

/* =============================================
   Home 页
   ============================================= */
.home-main{padding-top:24px;padding-bottom:48px;}

/* Banner */
.home-banner{background:linear-gradient(135deg,#1a1a2e 0%,#2d1b33 50%,#1a2a3a 100%);border-radius:var(--radius-lg);padding:28px;margin-bottom:32px;overflow:hidden;position:relative;}
.home-banner::before{content:'';position:absolute;top:-40px;right:-40px;width:200px;height:200px;background:var(--primary);opacity:.08;border-radius:50%;}
.banner-headline{margin-bottom:20px;}
.banner-site-title{font-size:1.6rem;font-weight:900;color:#fff;display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.banner-tag{background:var(--primary-grad);color:#fff;font-size:.9rem;padding:.25rem .75rem;border-radius:50px;font-weight:700;}
.banner-top-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.banner-top-item{display:flex;gap:12px;background:rgba(255,255,255,.07);border-radius:var(--radius);padding:12px;min-width:0;transition:background .2s;}
.banner-top-item:hover{background:rgba(255,255,255,.12);}
.banner-top-thumb{flex-shrink:0;width:90px;height:60px;border-radius:var(--radius-sm);overflow:hidden;background:#333;}
.banner-top-thumb img{width:90px;height:60px;object-fit:cover;}
.banner-top-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px;}
.banner-top-cat a{font-size:.75rem;color:var(--accent);font-weight:600;}
.banner-top-title{font-size:.88rem;font-weight:700;color:#fff;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.banner-top-date{font-size:.75rem;color:rgba(255,255,255,.5);}

/* Home 布局 */
.home-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-w);gap:var(--gap);}
.home-section{margin-bottom:36px;}

/* 卡片网格 */
.card-grid{display:grid;gap:20px;}
.card-grid-2{grid-template-columns:repeat(2,1fr);}
.card-grid-3{grid-template-columns:repeat(3,1fr);}

/* 新闻卡片 */
.news-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;min-width:0;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.news-card-thumb{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:#f0f0f0;}
.news-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
.news-card:hover .news-card-thumb img{transform:scale(1.04);}
.news-card-cat{position:absolute;top:8px;left:8px;}
.news-card-cat a{background:var(--primary-grad);color:#fff;font-size:.72rem;padding:.18rem .55rem;border-radius:50px;font-weight:600;}
.news-card-body{padding:14px;}
.news-card-title{font-size:.95rem;font-weight:700;color:var(--text-main);margin-bottom:6px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.news-card-title a{color:inherit;}
.news-card-title a:hover{color:var(--primary);}
.news-card-intro{font-size:.82rem;color:var(--text-sub);margin-bottom:8px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.news-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;color:var(--text-muted);gap:8px;flex-wrap:wrap;}
.meta-views{color:var(--primary);}

/* Mini 卡片 */
.mini-card{background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;min-width:0;}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.mini-card-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:#f0f0f0;}
.mini-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
.mini-card:hover .mini-card-thumb img{transform:scale(1.04);}
.mini-card-body{padding:10px 12px;}
.mini-card-cat{font-size:.72rem;}
.mini-card-cat a{color:var(--primary);font-weight:600;}
.mini-card-title{font-size:.88rem;font-weight:700;color:var(--text-main);margin:4px 0;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.mini-card-title a{color:inherit;}
.mini-card-title a:hover{color:var(--primary);}
.mini-card-date{font-size:.75rem;color:var(--text-muted);}

/* =============================================
   侧栏
   ============================================= */
.home-sidebar,.list-sidebar,.content-sidebar,.search-sidebar,.about-sidebar{display:flex;flex-direction:column;gap:20px;min-width:0;}
.sidebar-widget{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;min-width:0;}
.widget-head{padding:14px 16px;border-bottom:1px solid var(--border);}
.widget-title{font-size:1rem;font-weight:800;color:var(--text-main);display:flex;align-items:center;gap:5px;}

/* 排行榜 */
.rank-list{padding:8px 0;}
.rank-item{display:flex;align-items:flex-start;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);min-width:0;}
.rank-item:last-child{border-bottom:none;}
.rank-num{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:#e9ecef;color:var(--text-muted);font-size:.75rem;font-weight:800;display:flex;align-items:center;justify-content:center;counter-increment:rank;}
.rank-list{counter-reset:rank;}
.rank-item:nth-child(1) .rank-num{background:var(--primary-grad);color:#fff;}
.rank-item:nth-child(2) .rank-num{background:linear-gradient(135deg,#ff9f43,#ffbe76);color:#fff;}
.rank-item:nth-child(3) .rank-num{background:linear-gradient(135deg,#a29bfe,#6c5ce7);color:#fff;}
.rank-item .rank-num::before{content:counter(rank);}
.rank-info{flex:1;min-width:0;}
.rank-title{font-size:.85rem;font-weight:600;margin-bottom:4px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.rank-title a{color:var(--text-main);}
.rank-title a:hover{color:var(--primary);}
.rank-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.rank-cat a{font-size:.72rem;color:var(--primary);}
.rank-views{font-size:.72rem;color:var(--text-muted);}

/* 侧栏新闻列表 */
.sidebar-news-list{padding:8px 0;}
.sidebar-news-item{display:flex;align-items:flex-start;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);min-width:0;}
.sidebar-news-item:last-child{border-bottom:none;}
.sidebar-news-thumb{flex-shrink:0;width:72px;height:54px;border-radius:var(--radius-sm);overflow:hidden;background:#f0f0f0;}
.sidebar-news-thumb img{width:72px;height:54px;object-fit:cover;}
.sidebar-news-info{flex:1;min-width:0;}
.sidebar-news-title{font-size:.83rem;font-weight:600;margin-bottom:4px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.sidebar-news-title a{color:var(--text-main);}
.sidebar-news-title a:hover{color:var(--primary);}
.sidebar-news-date{font-size:.73rem;color:var(--text-muted);}

/* =============================================
   列表页
   ============================================= */
.list-main{padding-top:20px;padding-bottom:48px;}
.list-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-w);gap:var(--gap);}
.list-header{margin-bottom:20px;}
.list-title{font-size:1.5rem;font-weight:900;color:var(--text-main);display:flex;align-items:center;gap:8px;}
.list-title-icon{font-size:1.3rem;}
.article-list{display:flex;flex-direction:column;gap:20px;margin-bottom:28px;}
.article-item{display:flex;gap:16px;background:var(--bg-card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;min-width:0;}
.article-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.article-item-thumb{flex-shrink:0;width:200px;min-height:130px;overflow:hidden;background:#f0f0f0;display:block;}
.article-item-thumb img{width:200px;height:130px;object-fit:cover;transition:transform .3s;}
.article-item:hover .article-item-thumb img{transform:scale(1.04);}
.article-item-body{flex:1;min-width:0;padding:14px 16px 14px 0;display:flex;flex-direction:column;justify-content:space-between;}
.article-item-meta-top{display:flex;align-items:center;gap:10px;margin-bottom:6px;flex-wrap:wrap;}
.article-item-cat{font-size:.75rem;background:var(--primary-light);color:var(--primary);padding:.18rem .55rem;border-radius:50px;font-weight:600;}
.article-item-date{font-size:.78rem;color:var(--text-muted);}
.article-item-title{font-size:1.05rem;font-weight:700;color:var(--text-main);margin-bottom:8px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.article-item-title a{color:inherit;}
.article-item-title a:hover{color:var(--primary);}
.article-item-intro{font-size:.85rem;color:var(--text-sub);margin-bottom:8px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow-wrap:anywhere;word-break:break-word;}
.article-item-meta-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;}
.article-item-views{font-size:.78rem;color:var(--text-muted);}
.article-item-readmore{font-size:.82rem;color:var(--primary);font-weight:600;}
.article-item-readmore:hover{color:var(--primary-dark);}

/* =============================================
   分页
   ============================================= */
.pagination{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:8px;}
.pagination a{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:36px;padding:0 10px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.88rem;color:var(--text-sub);font-weight:500;transition:all .2s;background:var(--bg-white);}
.pagination a:hover,.pagination a.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/* =============================================
   文章详情页
   ============================================= */
.content-main{padding-top:20px;padding-bottom:48px;}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-w);gap:var(--gap);}
.article-content-wrap{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:32px;margin-bottom:28px;min-width:0;}
.article-header{margin-bottom:24px;}
.article-cat-badge{margin-bottom:10px;}
.article-cat-link{font-size:.8rem;background:var(--primary-light);color:var(--primary);padding:.2rem .65rem;border-radius:50px;font-weight:600;}
.article-main-title{font-size:1.75rem;font-weight:900;color:var(--text-main);line-height:1.4;margin-bottom:14px;overflow-wrap:anywhere;word-break:break-word;}
.article-header-meta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;font-size:.85rem;color:var(--text-muted);}
.article-date,.article-views{display:flex;align-items:center;gap:5px;}
.article-body{color:var(--text-main);font-size:1rem;line-height:1.85;overflow-wrap:anywhere;word-break:break-word;}
.article-body img{max-width:100%;height:auto;border-radius:var(--radius);margin:16px auto;}
.article-body p{margin-bottom:1em;}
.article-body h2{font-size:1.3rem;font-weight:800;margin:1.5em 0 .75em;color:var(--text-main);}
.article-body h3{font-size:1.1rem;font-weight:700;margin:1.25em 0 .6em;color:var(--text-main);}
.article-body ul,.article-body ol{margin:1em 0 1em 1.5em;}
.article-body li{margin-bottom:.4em;}
.article-body blockquote{border-left:4px solid var(--primary);background:var(--primary-light);padding:12px 16px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:1.2em 0;color:var(--text-sub);}
.article-body pre,.article-body code{background:#f3f4f6;border-radius:var(--radius-sm);font-family:'Courier New',monospace;font-size:.9em;}
.article-body pre{padding:16px;overflow-x:auto;margin:1.2em 0;max-width:100%;}
.article-body code{padding:.15em .4em;}
.article-body table{border-collapse:collapse;max-width:100%;overflow-x:auto;display:block;}
.article-body table th,.article-body table td{border:1px solid var(--border);padding:8px 12px;text-align:left;}
.article-body table th{background:#f3f4f6;font-weight:700;}
.article-body a{color:var(--primary);text-decoration:underline;}
.article-footer{margin-top:24px;padding-top:16px;border-top:1px solid var(--border);font-size:.85rem;color:var(--text-muted);}
.related-section{margin-bottom:24px;}

/* =============================================
   搜索页
   ============================================= */
.search-main{padding-top:24px;padding-bottom:48px;}
.search-hero{background:linear-gradient(135deg,#1a1a2e 0%,#2d1b33 100%);border-radius:var(--radius-lg);padding:36px 28px;text-align:center;margin-bottom:28px;}
.search-hero-title{font-size:1.6rem;font-weight:900;color:#fff;margin-bottom:20px;overflow-wrap:anywhere;word-break:break-word;}
.search-hero-form{display:flex;max-width:480px;margin:0 auto;border-radius:50px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,.25);}
.search-hero-form input{flex:1;min-width:0;padding:.75rem 1.2rem;border:none;font-size:.95rem;outline:none;}
.search-hero-form button{padding:.75rem 1.4rem;background:var(--primary-grad);color:#fff;border:none;cursor:pointer;font-weight:700;font-size:.95rem;transition:opacity .2s;white-space:nowrap;}
.search-hero-form button:hover{opacity:.9;}
.search-layout{display:grid;grid-template-columns:minmax(0,1fr) var(--sidebar-w);gap:var(--gap);}
.search-result-header{margin-bottom:16px;}
.search-result-label{font-size:.9rem;color:var(--text-muted);}
.search-empty{display:none;text-align:center;padding:48px 20px;background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);}
.search-empty-icon{font-size:3.5rem;margin-bottom:12px;}
.search-empty-text{font-size:1rem;color:var(--text-muted);margin-bottom:20px;}
.search-empty-home{display:inline-flex;padding:.65rem 1.4rem;background:var(--primary-grad);color:#fff;border-radius:50px;font-weight:600;font-size:.9rem;}

/* =============================================
   关于页
   ============================================= */
.about-main{padding-top:20px;padding-bottom:48px;}
.about-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:var(--gap);}
.about-hero{text-align:center;padding:40px 20px 32px;background:var(--bg-card);border-radius:var(--radius-lg);margin-bottom:24px;box-shadow:var(--shadow-sm);}
.about-hero-icon{font-size:3.5rem;margin-bottom:12px;}
.about-title{font-size:1.8rem;font-weight:900;color:var(--text-main);margin-bottom:8px;}
.about-subtitle{font-size:.9rem;color:var(--text-muted);}
.about-section{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:24px;margin-bottom:20px;min-width:0;}
.about-section-title{font-size:1.15rem;font-weight:800;color:var(--text-main);margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--border);}
.about-section-body{font-size:.95rem;color:var(--text-sub);line-height:1.8;overflow-wrap:anywhere;word-break:break-word;}
.about-features{display:flex;flex-direction:column;gap:16px;}
.about-feature-item{display:flex;align-items:flex-start;gap:14px;padding:14px;background:#fafbfc;border-radius:var(--radius-sm);}
.about-feature-icon{font-size:1.6rem;flex-shrink:0;line-height:1;}
.about-feature-item strong{display:block;font-size:.95rem;font-weight:700;color:var(--text-main);margin-bottom:4px;}
.about-feature-item p{font-size:.85rem;color:var(--text-sub);margin:0;}
.about-contact{display:flex;flex-direction:column;gap:14px;}
.about-contact-item{display:flex;align-items:flex-start;gap:14px;padding:12px;background:#fafbfc;border-radius:var(--radius-sm);}
.about-contact-icon{font-size:1.4rem;flex-shrink:0;}
.about-contact-item strong{display:block;font-size:.88rem;font-weight:700;color:var(--text-main);margin-bottom:2px;}
.about-contact-item p{font-size:.88rem;color:var(--text-sub);margin:0;overflow-wrap:anywhere;word-break:break-word;}
.about-contact-item a{color:var(--primary);}
.about-card-widget .about-card-brand{display:flex;flex-direction:column;align-items:center;padding:24px 16px;gap:6px;text-align:center;}
.about-card-brand strong{font-size:1.1rem;font-weight:800;color:var(--text-main);}
.about-card-domain{font-size:.82rem;color:var(--text-muted);word-break:break-all;}

/* =============================================
   站点底部
   ============================================= */
.site-footer{background:linear-gradient(135deg,#1a1a2e 0%,#2d2d44 100%);color:rgba(255,255,255,.75);margin-top:auto;}
.footer-inner{padding-top:48px;padding-bottom:24px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:32px;margin-bottom:32px;}
.footer-logo{display:flex;align-items:center;gap:8px;color:#fff;margin-bottom:12px;}
.footer-logo .logo-icon{font-size:1.4rem;}
.footer-logo strong{font-size:1.1rem;font-weight:800;}
.footer-desc{font-size:.85rem;line-height:1.7;color:rgba(255,255,255,.6);overflow-wrap:anywhere;word-break:break-word;}
.footer-links h3,.footer-contact h3{font-size:.95rem;font-weight:700;color:#fff;margin-bottom:12px;}
.footer-links ul{display:flex;flex-direction:column;gap:6px;}
.footer-links a{font-size:.85rem;color:rgba(255,255,255,.6);transition:color .2s;}
.footer-links a:hover{color:#fff;}
.footer-contact p{display:flex;align-items:flex-start;gap:6px;font-size:.85rem;color:rgba(255,255,255,.6);margin-bottom:8px;overflow-wrap:anywhere;word-break:break-word;}
.footer-contact svg{flex-shrink:0;margin-top:3px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;}
.footer-copy{font-size:.82rem;color:rgba(255,255,255,.45);}
.footer-copy a{color:rgba(255,255,255,.6);}
.footer-copy a:hover{color:#fff;}

/* =============================================
   响应式 — 平板 1024px
   ============================================= */
@media(max-width:1024px){
  :root{--sidebar-w:260px;--gap:20px;}
  .banner-top-list{grid-template-columns:repeat(2,1fr);}
  .card-grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1/-1;}
}

/* =============================================
   响应式 — 平板竖屏 768px
   ============================================= */
@media(max-width:768px){
  :root{--header-h:56px;}
  .header-search{max-width:200px;}
  .nav-toggle{display:flex;}
  .site-nav{max-height:0;overflow:hidden;transition:max-height .35s ease;}
  .site-nav.is-open{max-height:500px;}
  .nav-inner{flex-direction:column;align-items:flex-start;padding-top:8px;padding-bottom:12px;}
  .site-nav a{width:100%;padding:.75rem 1rem;}
  .home-layout,.list-layout,.content-layout,.search-layout,.about-layout{grid-template-columns:1fr;}
  .home-sidebar,.list-sidebar,.content-sidebar,.search-sidebar,.about-sidebar{order:2;}
  .banner-top-list{grid-template-columns:repeat(2,1fr);}
  .card-grid-2{grid-template-columns:1fr 1fr;}
  .card-grid-3{grid-template-columns:repeat(2,1fr);}
  .article-item-thumb{width:140px;}
  .article-item-thumb img{width:140px;height:110px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-brand{grid-column:auto;}
}

/* =============================================
   响应式 — 手机 480px
   ============================================= */
@media(max-width:480px){
  .container{padding-left:14px;padding-right:14px;}
  .header-inner{gap:10px;}
  .header-search{max-width:160px;}
  .logo-text{font-size:1.1rem;}
  .home-banner{padding:18px 14px;}
  .banner-site-title{font-size:1.2rem;}
  .banner-top-list{grid-template-columns:1fr;}
  .card-grid-2,.card-grid-3{grid-template-columns:1fr;}
  .article-item{flex-direction:column;}
  .article-item-thumb{width:100%;}
  .article-item-thumb img{width:100%;height:180px;}
  .article-item-body{padding:12px;}
  .article-content-wrap{padding:18px 14px;}
  .article-main-title{font-size:1.35rem;}
  .search-hero{padding:24px 14px;}
  .search-hero-title{font-size:1.2rem;}
  .about-layout{grid-template-columns:1fr;}
}

/* =============================================
   响应式 — 超小屏 375px
   ============================================= */
@media(max-width:375px){
  .header-search{display:none;}
  .logo-text{font-size:1rem;}
  .banner-site-title{font-size:1rem;}
}

/* =============================================
   防溢出通用
   ============================================= */
.news-card,.mini-card,.article-item,.rank-item,.sidebar-news-item,
.article-content-wrap,.about-section,.sidebar-widget{min-width:0;overflow:hidden;}