/* roulang page: index */
:root{
  --c-deep:#1E4A3E;
  --c-green:#2F6B5A;
  --c-green-light:#7FA88F;
  --c-ochre:#C0703C;
  --c-ochre-light:#E0A46A;
  --c-paper:#F7F4EE;
  --c-card:#FFFFFF;
  --c-ink:#1F2A26;
  --c-muted:#5A6B63;
  --c-line:#E4DED3;
  --grad-brand:linear-gradient(120deg,#1E4A3E,#2F6B5A 45%,#4E8C74);
  --grad-badge:linear-gradient(135deg,#C0703C,#E0A46A);
  --r-lg:16px;
  --r-md:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(31,42,38,.06);
  --sh-2:0 10px 28px rgba(31,42,38,.12);
  --ff-title:"Noto Serif SC","Songti SC","SimSun",serif;
  --ff-body:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-paper);
  color:var(--c-ink);
  font-family:var(--ff-body);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease;}
h1,h2,h3,h4,h5,h6{font-family:var(--ff-title);margin:0;font-weight:700;line-height:1.3;color:var(--c-ink);}
h1{font-size:40px;line-height:1.25;}
h2{font-size:28px;}
h3{font-size:20px;}
h4{font-size:17px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--c-ochre);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:72px 0;}
.section--alt{background:#fff;}
.section--tint{background:linear-gradient(180deg,#F2EFE7 0%,#F7F4EE 100%);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ochre);font-weight:600;letter-spacing:.04em;margin-bottom:8px;}
.section-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--grad-badge);border-radius:2px;}
.section-head p{margin:10px 0 0;color:var(--c-muted);font-size:15px;max-width:660px;}
.section-head--center{flex-direction:column;align-items:center;text-align:center;}
.section-head--center p{max-width:720px;}

/* 顶部信息条 */
.topbar{background:var(--c-deep);color:#C4DBD1;font-size:13px;line-height:1.5;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:36px;padding-top:6px;padding-bottom:6px;}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar-brand{color:#fff;font-weight:600;white-space:nowrap;}
.topbar-note{color:#9FC3B6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-right a{color:#C4DBD1;}
.topbar-right a:hover{color:#fff;}
.topbar-domain{color:#8FB4A7;letter-spacing:.02em;}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.nav-inner{display:flex;align-items:center;gap:28px;height:74px;transition:height .25s ease;}
.site-header.is-stuck .nav-inner{height:64px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--grad-brand);display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--ff-title);font-size:19px;font-weight:700;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-family:var(--ff-title);font-size:17px;font-weight:700;color:var(--c-deep);}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;}
.nav-menu a{position:relative;padding:8px 12px;font-size:15px;color:var(--c-ink);border-radius:8px;white-space:nowrap;}
.nav-menu a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;}
.nav-menu a:hover{color:var(--c-green);}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--c-deep);font-weight:600;}
.nav-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{display:flex;align-items:center;gap:8px;background:#F3F1EB;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:7px 14px;transition:border-color .2s ease,background .2s ease;}
.nav-search:focus-within{border-color:var(--c-green-light);background:#fff;}
.nav-search input{border:none;background:transparent;outline:none;width:132px;font-size:14px;}
.nav-search input::placeholder{color:#98A79F;}
.nav-search svg{width:15px;height:15px;fill:var(--c-muted);flex-shrink:0;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-deep);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-deep);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:200;background:rgba(20,38,32,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{position:absolute;top:0;right:0;width:290px;max-width:86vw;height:100%;background:#fff;padding:22px;transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);background:#fff;font-size:20px;line-height:1;color:var(--c-muted);cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{padding:12px 10px;border-radius:10px;font-size:15px;border-bottom:1px solid #F2EFE8;}
.drawer-nav a:hover{background:#F3F1EB;color:var(--c-green);}
.drawer-cta{margin-top:20px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;line-height:1.4;text-align:center;}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 4px 14px rgba(30,74,62,.26);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(30,74,62,.34);}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.06);}
.btn-ghost:hover{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;transform:translateY(-2px);}
.btn-outline{border-color:var(--c-green);color:var(--c-green);background:#fff;}
.btn-outline:hover{background:rgba(127,168,143,.14);color:var(--c-deep);transform:translateY(-2px);box-shadow:var(--sh-1);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-ochre);font-weight:600;font-size:14px;background:none;border:none;padding:0;cursor:pointer;}
.btn-text::after{content:"→";transition:transform .22s ease;}
.btn-text:hover{color:var(--c-ochre);text-decoration:underline;text-underline-offset:4px;}
.btn-text:hover::after{transform:translateX(4px);}

/* 徽章与标签 */
.badge-grad{display:inline-flex;align-items:center;gap:5px;padding:3px 12px;border-radius:var(--r-pill);background:var(--grad-badge);color:#fff;font-size:12px;font-weight:600;letter-spacing:.02em;}
.tag{display:inline-flex;align-items:center;padding:3px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:rgba(47,107,90,.09);color:var(--c-green);border:1px solid rgba(47,107,90,.16);}
.tag--ochre{background:rgba(192,112,60,.1);color:var(--c-ochre);border-color:rgba(192,112,60,.2);}
.tag--plain{background:#F4F1EA;color:var(--c-muted);border-color:var(--c-line);}
.meta{font-size:13px;color:var(--c-muted);display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.meta time{color:#87968E;}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--c-deep);color:#fff;}
.hero-bg{position:absolute;inset:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.4;}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(16,42,34,.95) 0%,rgba(30,74,62,.86) 46%,rgba(47,107,90,.6) 100%);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;padding:74px 0 80px;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;padding:5px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);font-size:13px;color:#DCEBE4;margin-bottom:20px;}
.hero-eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--c-ochre-light);display:block;}
.hero h1{color:#fff;font-size:40px;line-height:1.28;margin-bottom:18px;}
.hero h1 em{font-style:normal;background:linear-gradient(180deg,transparent 62%,rgba(224,164,106,.45) 62%);}
.hero-lead{font-size:16px;line-height:1.9;color:#CDE0D8;max-width:600px;margin-bottom:26px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;}
.hero-points span{font-size:13px;color:#B7D2C8;padding:5px 13px;border-radius:var(--r-pill);border:1px dashed rgba(255,255,255,.24);}
.hero-panel{background:#fff;border-radius:var(--r-lg);padding:22px;box-shadow:0 18px 46px rgba(10,30,24,.32);color:var(--c-ink);}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.hero-panel-head h2{font-size:17px;}
.hero-cover{border-radius:var(--r-md);overflow:hidden;margin-bottom:16px;position:relative;}
.hero-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.hero-toc{display:flex;flex-direction:column;gap:2px;margin-bottom:16px;}
.hero-toc li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-muted);padding:7px 0;border-bottom:1px dashed var(--c-line);}
.hero-toc li:last-child{border-bottom:none;}
.hero-toc b{font-family:var(--ff-title);font-size:13px;color:var(--c-ochre);width:22px;flex-shrink:0;}
.hero-mini-form{display:flex;gap:8px;}
.hero-mini-form input{flex:1;min-width:0;border:1px solid var(--c-line);border-radius:var(--r-btn);padding:10px 14px;background:#FBFAF7;outline:none;transition:border-color .2s ease;}
.hero-mini-form input:focus{border-color:var(--c-green-light);background:#fff;}
.hero-panel-foot{font-size:12px;color:#96A49D;margin-top:10px;}

/* 指标看板 */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.stat{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px 22px;box-shadow:var(--sh-1);transition:box-shadow .25s ease,transform .25s ease;}
.stat:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.stat-num{font-family:var(--ff-title);font-size:34px;color:var(--c-deep);line-height:1.15;display:flex;align-items:baseline;gap:4px;}
.stat-num span{font-size:15px;color:var(--c-muted);font-family:var(--ff-body);font-weight:400;}
.stat-label{font-size:14px;color:var(--c-muted);margin-top:8px;}
.stat-foot{margin-top:14px;}

/* 内容矩阵 */
.matrix-grid{display:grid;grid-template-columns:.62fr 1.38fr;gap:26px;align-items:start;}
.matrix-tags{display:flex;flex-direction:column;gap:10px;}
.matrix-tag{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-radius:var(--r-md);background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);font-size:15px;font-weight:600;color:var(--c-deep);transition:all .22s ease;}
.matrix-tag small{font-size:12px;font-weight:400;color:var(--c-muted);}
.matrix-tag:hover{border-color:var(--c-green-light);color:var(--c-green);transform:translateX(4px);box-shadow:var(--sh-2);}
.matrix-tag.is-active{background:var(--grad-brand);border-color:transparent;color:#fff;}
.matrix-tag.is-active small{color:rgba(255,255,255,.75);}
.matrix-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.matrix-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:all .25s ease;display:flex;flex-direction:column;gap:10px;}
.matrix-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px);border-color:#DCD5C7;}
.matrix-card h3{font-size:18px;}
.matrix-card p{font-size:14px;color:var(--c-muted);margin:0;}
.matrix-card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px;border-top:1px dashed var(--c-line);}

/* 结果对比 */
.compare{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.compare-row{display:grid;grid-template-columns:1fr 1fr;gap:0;border-bottom:1px solid var(--c-line);}
.compare-row:last-child{border-bottom:none;}
.compare-row>div{padding:18px 24px;font-size:15px;color:var(--c-muted);}
.compare-row>div:first-child{border-right:1px solid var(--c-line);}
.compare-head{background:linear-gradient(180deg,#EDF4F0,#E4EFE9);}
.compare-head>div{font-family:var(--ff-title);font-size:16px;font-weight:700;color:var(--c-deep);}
.compare-row>div b{color:var(--c-ink);font-weight:600;}
.compare-row--hi>div:last-child{color:var(--c-ink);}

/* 里程碑 */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:26px;padding-top:8px;}
.timeline::before{content:"";position:absolute;top:17px;left:6px;right:6px;height:2px;background:linear-gradient(90deg,var(--c-ochre),var(--c-green-light));opacity:.35;border-radius:2px;}
.tl-item{position:relative;padding-top:46px;}
.tl-dot{position:absolute;top:8px;left:0;width:20px;height:20px;border-radius:50%;background:var(--grad-badge);border:4px solid #fff;box-shadow:0 0 0 1px var(--c-line);}
.tl-badge{display:inline-flex;padding:2px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:rgba(192,112,60,.1);color:var(--c-ochre);border:1px solid rgba(192,112,60,.2);margin-bottom:10px;}
.tl-item h3{font-size:17px;margin-bottom:8px;}
.tl-item p{font-size:14px;color:var(--c-muted);}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:1.62fr 1fr;gap:26px;align-items:start;}
.news-feature{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:all .25s ease;display:flex;flex-direction:column;}
.news-feature:hover{box-shadow:var(--sh-2);transform:translateY(-4px);}
.news-feature .cover{overflow:hidden;position:relative;}
.news-feature .cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease;}
.news-feature:hover .cover img{transform:scale(1.04);}
.news-feature .body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-feature h3{font-size:22px;line-height:1.4;}
.news-feature p{font-size:15px;color:var(--c-muted);margin:0;}
.news-side{display:grid;gap:22px;}
.news-mini{display:grid;grid-template-columns:112px 1fr;gap:16px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:14px;box-shadow:var(--sh-1);transition:all .25s ease;}
.news-mini:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.news-mini img{width:112px;height:82px;border-radius:var(--r-md);object-fit:cover;}
.news-mini h3{font-size:16px;line-height:1.45;margin-bottom:6px;}
.news-mini p{font-size:13px;color:var(--c-muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* 场景专题 */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene-card{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:210px;display:flex;align-items:flex-end;color:#fff;box-shadow:var(--sh-1);transition:all .28s ease;}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.scene-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,45,37,.12) 0%,rgba(18,45,37,.88) 100%);}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.scene-card:hover img{transform:scale(1.06);}
.scene-body{position:relative;z-index:2;padding:22px;}
.scene-body h3{color:#fff;font-size:19px;margin-bottom:8px;}
.scene-body p{font-size:13px;color:#CFE1DA;margin:0 0 12px;}
.scene-body .tag{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.3);}

/* 图集 */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.gallery-grid figure{margin:0;border-radius:var(--r-lg);overflow:hidden;background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);transition:all .25s ease;}
.gallery-grid figure:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.gallery-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.gallery-grid figcaption{padding:12px 14px;font-size:13px;color:var(--c-muted);line-height:1.6;}
.video-card{grid-column:span 4;display:grid;grid-template-columns:1.1fr .9fr;gap:0;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.video-thumb{position:relative;background:#12312A;}
.video-thumb img{width:100%;height:100%;object-fit:cover;opacity:.62;}
.video-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;}
.video-play i{width:62px;height:62px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(0,0,0,.28);}
.video-play i::after{content:"";display:block;margin-left:4px;border-left:16px solid var(--c-green);border-top:10px solid transparent;border-bottom:10px solid transparent;}
.video-info{padding:26px;}
.video-info h3{font-size:20px;margin-bottom:10px;}
.video-info p{font-size:14px;color:var(--c-muted);}

/* 热门排行 */
.rank-list{display:grid;grid-template-columns:1fr 1fr;gap:0 34px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:10px 26px;box-shadow:var(--sh-1);}
.rank-item{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px dashed var(--c-line);}
.rank-item:nth-last-child(-n+2){border-bottom:none;}
.rank-no{font-family:var(--ff-title);font-size:19px;font-weight:700;color:#C8C1B3;width:34px;flex-shrink:0;letter-spacing:.02em;}
.rank-item:nth-child(-n+3) .rank-no{background:var(--grad-badge);-webkit-background-clip:text;background-clip:text;color:transparent;}
.rank-item h3{font-size:15px;font-weight:600;flex:1;line-height:1.5;font-family:var(--ff-body);}
.rank-item h3 a:hover{color:var(--c-green);}
.rank-heat{flex-shrink:0;}

/* 平台保障 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.guard{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-1);transition:all .25s ease;}
.guard:hover{box-shadow:var(--sh-2);transform:translateY(-4px);}
.guard-icon{width:44px;height:44px;border-radius:12px;background:rgba(47,107,90,.09);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.guard-icon svg{width:22px;height:22px;stroke:var(--c-green);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.guard h3{font-size:17px;margin-bottom:8px;}
.guard p{font-size:14px;color:var(--c-muted);}

/* 用户评价 */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.quote{background:#fff;border:1px solid var(--c-line);border-left:5px solid var(--c-green-light);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1);transition:all .25s ease;}
.quote:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-left-color:var(--c-ochre);}
.quote-mark{font-family:var(--ff-title);font-size:34px;line-height:1;color:rgba(192,112,60,.28);margin-bottom:6px;}
.quote p{font-size:15px;color:#3A4842;margin-bottom:16px;}
.quote-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--c-line);font-size:13px;color:var(--c-muted);}

/* 快速解答 */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quick{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);transition:all .25s ease;}
.quick:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.quick h3{font-size:16px;line-height:1.5;margin-bottom:10px;padding-left:16px;position:relative;}
.quick h3::before{content:"";position:absolute;left:0;top:7px;width:7px;height:7px;border-radius:50%;background:var(--grad-badge);}
.quick p{font-size:14px;color:var(--c-muted);}

/* FAQ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-acc.accordion{border:none;background:transparent;}
.faq-acc .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-lg);margin-bottom:14px;overflow:hidden;background:#fff;box-shadow:var(--sh-1);transition:box-shadow .25s ease;}
.faq-acc .accordion-item.is-active{box-shadow:var(--sh-2);}
.faq-acc .accordion-title{border:none;border-left:5px solid var(--c-ochre);background:#fff;padding:17px 52px 17px 22px;font-size:16px;font-weight:600;color:var(--c-ink);font-family:var(--ff-body);line-height:1.6;position:relative;}
.faq-acc .accordion-title:hover{background:#FBFAF7;color:var(--c-green);}
.faq-acc .accordion-title::before{content:"＋";position:absolute;right:22px;top:50%;left:auto;transform:translateY(-50%);width:auto;height:auto;background:none;font-size:17px;color:var(--c-green);font-weight:400;}
.faq-acc .accordion-item.is-active .accordion-title::before{content:"－";color:var(--c-ochre);}
.faq-acc .accordion-content{border:none;background:#FDFCFA;padding:4px 24px 20px 27px;color:var(--c-muted);font-size:14.5px;line-height:1.85;}

/* 双卡入口 */
.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.dual-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--sh-1);position:relative;overflow:hidden;transition:all .25s ease;}
.dual-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-brand);}
.dual-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px);}
.dual-card h3{font-size:21px;margin-bottom:12px;}
.dual-card p{font-size:14.5px;color:var(--c-muted);margin-bottom:18px;}
.dual-list{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.dual-list li{font-size:14px;color:var(--c-muted);padding-left:18px;position:relative;}
.dual-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--c-green-light);}

/* 转化表单 */
.convert{background:var(--grad-brand);border-radius:var(--r-lg);padding:44px;color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;box-shadow:0 16px 40px rgba(30,74,62,.22);}
.convert h2{color:#fff;font-size:26px;margin-bottom:12px;}
.convert p{color:#C9DED5;font-size:14.5px;margin-bottom:0;}
.convert-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.convert-tags span{font-size:13px;padding:5px 13px;border-radius:var(--r-pill);background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);}
.form-card{background:#fff;border-radius:var(--r-lg);padding:26px;}
.form-row{margin-bottom:14px;}
.form-row label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px;font-weight:600;}
.form-row input,.form-row textarea{width:100%;border:1px solid var(--c-line);border-radius:var(--r-btn);padding:11px 14px;background:#FBFAF7;outline:none;transition:border-color .2s ease,background .2s ease;font-size:14.5px;}
.form-row input:focus,.form-row textarea:focus{border-color:var(--c-green-light);background:#fff;}
.form-row textarea{resize:vertical;min-height:88px;}
.form-note{font-size:12px;color:#98A79F;margin-top:10px;line-height:1.6;}

/* 页脚 */
.site-footer{background:var(--c-deep);color:#B7CEC4;margin-top:0;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad-brand);}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding:56px 0 40px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-mark{width:36px;height:36px;font-size:18px;}
.footer-brand-name{font-family:var(--ff-title);font-size:16px;color:#fff;font-weight:700;}
.footer-desc{font-size:13.5px;line-height:1.85;color:#9DBBAF;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:14px;font-family:var(--ff-body);font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a{font-size:13.5px;color:#A8C5B9;}
.footer-col a:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#8FB0A3;}
.footer-bottom a{color:#A8C5B9;}
.footer-bottom a:hover{color:#fff;}

/* 分隔装饰 */
.divider-tea{height:1px;background:linear-gradient(90deg,transparent,var(--c-line),transparent);position:relative;margin:0;}
.divider-tea::after{content:"";position:absolute;left:50%;top:-3px;transform:translateX(-50%);width:56px;height:7px;background:radial-gradient(circle at 0 50%,var(--c-green-light) 2px,transparent 2px),radial-gradient(circle at 100% 50%,var(--c-ochre-light) 2px,transparent 2px);background-size:56px 7px;background-repeat:no-repeat;}

/* 响应式 */
@media (max-width:1023px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  h1,.hero h1{font-size:32px;}
  h2{font-size:24px;}
  .nav-menu,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{height:64px;justify-content:space-between;}
  .brand{flex:1;}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:52px 0 58px;}
  .hero-lead{max-width:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .matrix-grid{grid-template-columns:1fr;}
  .matrix-list{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);gap:22px;}
  .timeline::before{display:none;}
  .tl-item{padding-top:40px;padding-left:32px;}
  .tl-dot{top:6px;left:0;}
  .news-grid{grid-template-columns:1fr;}
  .news-side{grid-template-columns:1fr 1fr;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);}
  .video-card{grid-column:span 2;grid-template-columns:1fr;}
  .video-thumb{min-height:210px;}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .quick-grid{grid-template-columns:1fr;}
  .rank-list{grid-template-columns:1fr;}
  .rank-item:nth-last-child(-n+2){border-bottom:1px dashed var(--c-line);}
  .rank-item:last-child{border-bottom:none;}
  .dual-grid{grid-template-columns:1fr;}
  .convert{grid-template-columns:1fr;gap:28px;padding:32px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px;}
}
@media (max-width:639px){
  .container{padding:0 16px;}
  .section{padding:44px 0;}
  h1,.hero h1{font-size:26px;line-height:1.32;}
  h2{font-size:21px;}
  h3{font-size:17px;}
  body{font-size:15px;}
  .topbar-note,.topbar-right a:nth-child(2){display:none;}
  .topbar .container{justify-content:space-between;gap:10px;}
  .topbar-right{gap:12px;font-size:12px;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .stat{padding:18px 16px;}
  .stat-num{font-size:26px;}
  .matrix-list{grid-template-columns:1fr;}
  .compare-row{grid-template-columns:1fr;}
  .compare-row>div:first-child{border-right:none;border-bottom:1px dashed var(--c-line);}
  .compare-row>div{padding:14px 16px;font-size:14px;}
  .timeline{grid-template-columns:1fr;}
  .news-side{grid-template-columns:1fr;}
  .news-mini{grid-template-columns:96px 1fr;gap:12px;}
  .news-mini img{width:96px;height:72px;}
  .scene-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .video-card{grid-column:span 2;}
  .video-info{padding:20px;}
  .guard-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .rank-list{padding:6px 18px;}
  .section-head{margin-bottom:24px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-panel{padding:18px;}
  .dual-card{padding:22px;}
  .convert{padding:24px 20px;}
  .footer-top{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
 --c-deep:#1E4A3E;
 --c-green:#2F6B5A;
 --c-green-light:#7FA88F;
 --c-ochre:#C0703C;
 --c-ochre-light:#E0A46A;
 --c-paper:#F7F4EE;
 --c-card:#FFFFFF;
 --c-ink:#1F2A26;
 --c-muted:#5A6B63;
 --c-line:#E4DED3;
 --grad-brand:linear-gradient(120deg,#1E4A3E,#2F6B5A 45%,#4E8C74);
 --grad-badge:linear-gradient(135deg,#C0703C,#E0A46A);
 --r-lg:16px;
 --r-md:12px;
 --r-btn:10px;
 --r-pill:999px;
 --sh-1:0 2px 8px rgba(31,42,38,.06);
 --sh-2:0 10px 28px rgba(31,42,38,.12);
 --ff-title:"Noto Serif SC","Songti SC","SimSun",serif;
 --ff-body:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;background:var(--c-paper);color:var(--c-ink);
 font-family:var(--ff-body);font-size:16px;line-height:1.8;
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,h5,h6{font-family:var(--ff-title);color:var(--c-deep);margin:0 0 12px;line-height:1.35;font-weight:700;}
h1{font-size:40px;line-height:1.25;}
h2{font-size:28px;}
h3{font-size:20px;}
h4{font-size:16px;}
p{margin:0 0 14px;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-ochre);outline-offset:2px;border-radius:4px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.section{padding:72px 0;}
.section--alt{background:#fff;}
.section--tint{background:linear-gradient(180deg,#F2EFE7 0%,#F7F4EE 100%);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ochre);font-weight:600;letter-spacing:.04em;margin-bottom:8px;}
.section-head .eyebrow::before{content:"";width:22px;height:2px;background:var(--grad-badge);border-radius:2px;}
.section-head p{margin:10px 0 0;color:var(--c-muted);font-size:15px;max-width:660px;}
.section-head--center{flex-direction:column;align-items:center;text-align:center;}
.section-head--center p{max-width:720px;}

/* 顶部信息条 */
.topbar{background:var(--c-deep);color:#C4DBD1;font-size:13px;line-height:1.5;}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:36px;padding-top:6px;padding-bottom:6px;}
.topbar-left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar-brand{color:#fff;font-weight:600;white-space:nowrap;}
.topbar-note{color:#9FC3B6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-right{display:flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-right a{color:#C4DBD1;}
.topbar-right a:hover{color:#fff;}
.topbar-domain{color:#8FB4A7;letter-spacing:.02em;}

/* 主导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.is-stuck{box-shadow:var(--sh-1);}
.nav-inner{display:flex;align-items:center;gap:28px;height:74px;transition:height .25s ease;}
.site-header.is-stuck .nav-inner{height:64px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--grad-brand);display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--ff-title);font-size:19px;font-weight:700;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-family:var(--ff-title);font-size:17px;font-weight:700;color:var(--c-deep);}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;}
.nav-menu a{position:relative;padding:8px 12px;font-size:15px;color:var(--c-ink);border-radius:8px;white-space:nowrap;}
.nav-menu a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:3px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease;}
.nav-menu a:hover{color:var(--c-green);}
.nav-menu a:hover::after,.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-menu a.is-active{color:var(--c-deep);font-weight:600;}
.nav-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{display:flex;align-items:center;gap:8px;background:#F3F1EB;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:7px 14px;transition:border-color .2s ease,background .2s ease;}
.nav-search:focus-within{border-color:var(--c-green-light);background:#fff;}
.nav-search input{border:none;background:transparent;outline:none;width:132px;font-size:14px;}
.nav-search input::placeholder{color:#98A79F;}
.nav-search svg{width:15px;height:15px;fill:var(--c-muted);flex-shrink:0;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);background:#fff;align-items:center;justify-content:center;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-deep);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-deep);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:200;background:rgba(20,38,32,.55);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{position:absolute;top:0;right:0;width:290px;max-width:86vw;height:100%;background:#fff;padding:22px;transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-title{font-family:var(--ff-title);font-weight:700;color:var(--c-deep);}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);background:#fff;font-size:20px;line-height:1;color:var(--c-muted);cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{padding:12px 10px;border-radius:10px;font-size:15px;border-bottom:1px solid #F2EFE8;}
.drawer-nav a:hover{background:#F3F1EB;color:var(--c-green);}
.drawer-nav a.is-active{color:var(--c-green);font-weight:600;}
.drawer-cta{margin-top:20px;width:100%;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;background:#fff;color:var(--c-deep);transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 6px 16px rgba(30,74,62,.22);}
.btn-primary:hover{background:linear-gradient(120deg,#173A30,#26584A 45%,#478167);transform:translateY(-2px);box-shadow:0 12px 26px rgba(30,74,62,.3);}
.btn-ghost{border-color:var(--c-line);color:var(--c-green);}
.btn-ghost:hover{border-color:var(--c-green-light);background:#F1F6F2;transform:translateY(-2px);}
.btn-sm{padding:9px 16px;font-size:14px;}

/* 标签 / 徽章 */
.tag{display:inline-flex;align-items:center;padding:3px 11px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.02em;}
.tag-tea{background:#EAF3EE;color:#2F6B5A;}
.tag-sauna{background:#FBEFE4;color:#B4652F;}
.tag-health{background:#EFF1E6;color:#5C6B33;}
.tag-review{background:#EDF1F5;color:#3E5B72;}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);font-size:13px;color:var(--c-muted);}

/* 分类页标题带 */
.page-band{background:linear-gradient(180deg,#F1EEE6 0%,#F7F4EE 100%);border-bottom:1px solid var(--c-line);padding:40px 0 48px;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a:hover{color:var(--c-green);}
.breadcrumb .sep{color:#BCC6C0;}
.breadcrumb .current{color:var(--c-green);font-weight:600;}
.band-inner{max-width:860px;}
.band-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-ochre);letter-spacing:.04em;margin-bottom:12px;}
.band-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-badge);}
.band-title{font-size:40px;line-height:1.25;margin:0 0 16px;}
.band-lede{font-size:17px;color:var(--c-muted);margin:0 0 22px;max-width:760px;}
.stat-strip{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 26px;}
.stat-strip li{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-pill);padding:7px 16px;font-size:13px;color:var(--c-muted);box-shadow:var(--sh-1);}
.stat-strip b{font-family:var(--ff-title);font-size:15px;color:var(--c-green);}
.band-intro{background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-green);border-radius:var(--r-md);padding:22px 24px;box-shadow:var(--sh-1);}
.band-intro h2{font-size:19px;margin:0 0 10px;}
.band-intro p{margin:0;font-size:15px;line-height:1.9;color:#37453E;}

/* 筛选工具条 */
.filter-section{padding:30px 0 0;}
.filter-bar{display:flex;align-items:center;gap:18px;flex-wrap:wrap;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:16px 22px;}
.filter-label{font-size:13px;font-weight:600;color:var(--c-muted);}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap;}
.chip{border:1px solid var(--c-line);background:#fff;border-radius:var(--r-pill);padding:7px 18px;font-size:14px;color:var(--c-muted);cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;}
.chip:hover{border-color:var(--c-green-light);color:var(--c-green);transform:translateY(-1px);}
.chip.is-active{background:var(--grad-brand);color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(30,74,62,.2);}
.filter-count{margin-left:auto;font-size:13px;color:var(--c-muted);}
.filter-count b{font-family:var(--ff-title);font-size:16px;color:var(--c-ochre);}

/* 列表卡片 */
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);}
.news-card.is-hidden{display:none;}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EFEBE3;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 22px;flex:1;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--c-muted);}
.news-title{font-size:18px;line-height:1.55;margin:0;}
.news-excerpt{margin:0;font-size:14px;line-height:1.75;color:var(--c-muted);}
.list-more{display:flex;justify-content:center;margin-top:38px;}

/* 子栏目入口 */
.subcat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.subcat{display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.subcat:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-green-light);}
.subcat-icon{width:40px;height:40px;border-radius:12px;background:#EFF5F1;color:var(--c-green);display:flex;align-items:center;justify-content:center;margin-bottom:6px;}
.subcat-icon svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.subcat-name{font-family:var(--ff-title);font-size:17px;font-weight:700;color:var(--c-deep);}
.subcat-note{font-size:13px;color:var(--c-muted);}

/* 数据徽章条 */
.metric-section{padding:0 0 72px;}
.metric-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:28px 24px;text-align:center;}
.metric-num{display:block;font-family:var(--ff-title);font-size:30px;font-weight:700;line-height:1.2;background:var(--grad-badge);-webkit-background-clip:text;background-clip:text;color:transparent;}
.metric-label{display:block;margin-top:6px;font-size:13px;color:var(--c-muted);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:940px;}
.faq-item{background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-ochre);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .22s ease;}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-family:var(--ff-title);font-size:17px;font-weight:700;color:var(--c-deep);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-family:var(--ff-body);font-size:20px;color:var(--c-ochre);transition:transform .2s ease;}
.faq-item[open] summary::after{content:"−";}
.faq-answer{padding:0 22px 20px;font-size:15px;color:var(--c-muted);}
.faq-answer p{margin:0;}

/* 专题推荐 */
.topic-list{display:grid;gap:20px;}
.topic-card{display:grid;grid-template-columns:280px 1fr;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.topic-thumb{aspect-ratio:4/3;overflow:hidden;background:#EFEBE3;}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.topic-card:hover .topic-thumb img{transform:scale(1.05);}
.topic-body{padding:24px 28px;display:flex;flex-direction:column;gap:10px;justify-content:center;}
.topic-body h3{font-size:19px;margin:0;}
.topic-body p{margin:0;font-size:14px;color:var(--c-muted);line-height:1.75;}

/* 订阅表单 */
.subscribe-section{padding:0 0 72px;}
.subscribe-card{max-width:780px;margin:0 auto;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:36px;text-align:left;}
.subscribe-card h2{font-size:24px;margin:0 0 10px;}
.subscribe-card p{margin:0;font-size:15px;color:var(--c-muted);}
.subscribe-form{display:flex;gap:12px;margin-top:20px;}
.subscribe-form input{flex:1;min-width:0;border:1px solid var(--c-line);border-radius:var(--r-btn);padding:13px 16px;background:#FBFAF7;outline:none;transition:border-color .2s ease,background .2s ease;}
.subscribe-form input:focus{border-color:var(--c-green);background:#fff;}
.form-note{margin:12px 0 0;font-size:13px;color:var(--c-muted);}
.form-note.is-ok{color:var(--c-green);font-weight:600;}

/* 页脚 */
.site-footer{background:var(--c-deep);color:#C4DBD1;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad-brand);}
.footer-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px;padding:56px 0 42px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;font-size:17px;}
.footer-brand-name{font-family:var(--ff-title);font-size:16px;font-weight:700;color:#fff;line-height:1.4;}
.footer-desc{margin:0;font-size:14px;line-height:1.85;color:#9FC3B6;max-width:420px;}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col a{font-size:14px;color:#AFCEC2;}
.footer-col a:hover{color:#fff;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#8FB4A7;}
.footer-bottom a{color:#C4DBD1;}
.footer-bottom a:hover{color:#fff;}

/* 响应式 */
@media (max-width:1023px){
 .nav-menu{display:none;}
 .nav-toggle{display:flex;}
 .article-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .subcat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .metric-band{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-top{grid-template-columns:1fr 1fr;gap:28px;}
 .band-title{font-size:34px;}
}
@media (max-width:767px){
 .nav-search{display:none;}
 .container{padding:0 16px;}
 .section{padding:44px 0;}
 .metric-section{padding:0 0 44px;}
 .subscribe-section{padding:0 0 44px;}
 .page-band{padding:28px 0 36px;}
 .band-title{font-size:26px;}
 .band-lede{font-size:15px;}
 .topic-card{grid-template-columns:1fr;}
 .topic-thumb{aspect-ratio:16/9;}
 .subscribe-card{padding:24px 20px;}
 .subscribe-form{flex-direction:column;}
 .subscribe-form .btn{width:100%;}
 .footer-top{grid-template-columns:1fr;padding:40px 0 30px;}
}
@media (max-width:639px){
 .article-grid{grid-template-columns:1fr;}
 .subcat-grid{grid-template-columns:1fr;}
 .metric-band{grid-template-columns:1fr 1fr;padding:22px 16px;}
 .metric-num{font-size:24px;}
 .section-head{margin-bottom:24px;}
 .filter-count{margin-left:0;width:100%;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
 *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}