/* roulang page: index */
:root{
  --brand:#B4326B;
  --brand-2:#F0813C;
  --grad:linear-gradient(120deg,#B4326B 0%,#F0813C 100%);
  --grad-soft:linear-gradient(120deg,rgba(180,50,107,.10) 0%,rgba(240,129,60,.12) 100%);
  --bg:#FFF8F4;
  --bg-soft:#F2ECE7;
  --surface:#FFFFFF;
  --text:#241A21;
  --muted:#6E5C66;
  --line:rgba(36,26,33,.10);
  --dark-1:#2A1B26;
  --dark-2:#3A2233;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:8px;
  --sh-1:0 6px 18px rgba(36,26,33,.06);
  --sh-2:0 14px 34px rgba(180,50,107,.16);
  --sh-dark:0 8px 24px rgba(0,0,0,.28);
  --section-y:clamp(44px,6vw,86px);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{
  font-family:"Noto Serif SC","Songti SC","Noto Sans SC",serif;
  color:var(--text);
  margin:0 0 14px;
  line-height:1.35;
  letter-spacing:.01em;
}
h1{font-size:clamp(27px,4.4vw,44px);font-weight:800;}
h2{font-size:clamp(21px,2.6vw,30px);font-weight:700;}
h3{font-size:clamp(17px,1.7vw,21px);font-weight:600;}
p{margin:0 0 14px;line-height:1.85;}
a{color:var(--brand);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--brand-2);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:4px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--section-y) 0;}
.section.is-soft{background:var(--bg-soft);}
.section.is-warm{background:linear-gradient(180deg,rgba(242,236,231,.7) 0%,rgba(255,248,244,0) 100%);}
.sec-head{max-width:780px;margin-bottom:34px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head p{color:var(--muted);margin-bottom:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
  background:var(--grad-soft);
  border:1px solid rgba(180,50,107,.16);
  border-radius:999px;padding:6px 16px;margin-bottom:16px;
  letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;font-size:16px;
  padding:14px 32px;border:1.5px solid transparent;
  cursor:pointer;text-align:center;line-height:1.2;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(180,50,107,.26);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(180,50,107,.34);filter:brightness(1.05);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(180,50,107,.28);}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost:hover{background:rgba(255,255,255,.26);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:rgba(180,50,107,.08);color:var(--brand);transform:translateY(-2px);}
.btn-sm{padding:10px 22px;font-size:15px;}
.btn-xs{padding:8px 18px;font-size:14px;}
.btn-block{width:100%;}

/* 数据徽章 */
.badge{
  display:inline-flex;align-items:center;gap:10px;
  min-height:44px;padding:8px 20px;border-radius:999px;
  background:var(--grad-soft);border:1px solid rgba(180,50,107,.14);
}
.badge strong{font-size:clamp(20px,2.4vw,28px);font-weight:800;color:var(--brand);line-height:1;}
.badge span{font-size:14px;color:var(--text);line-height:1.2;}
.badge.is-light{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.28);}
.badge.is-light strong{color:#fff;}
.badge.is-light span{color:rgba(255,255,255,.86);}

/* 顶部导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(255,248,244,.86);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .28s ease,border-color .28s ease,background .28s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(36,26,33,.07);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:"Noto Serif SC","Songti SC",serif;font-weight:800;font-size:21px;color:var(--text);letter-spacing:.02em;}
.logo:hover{color:var(--brand);}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 6px 16px rgba(180,50,107,.28);flex:0 0 auto;
}
.main-nav{margin-left:auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15.5px;font-weight:500;color:var(--muted);
  transition:background .22s ease,color .22s ease;
}
.main-nav a:hover{color:var(--brand);background:rgba(180,50,107,.07);}
.main-nav a.active{color:var(--brand);background:var(--grad-soft);font-weight:600;}
.header-cta{flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  border-radius:14px;background:#fff;padding:0;margin-left:auto;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-nav{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 20px 18px;}
.mobile-nav ul{display:flex;flex-direction:column;}
.mobile-nav a{display:block;padding:13px 4px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line);}
.mobile-nav a.active{color:var(--brand);font-weight:600;}
.mobile-nav li:last-child a{border-bottom:0;}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--dark-1);padding:132px 0 88px;color:#fff;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.jpg');background-size:cover;background-position:center;opacity:.45;}
.hero-veil{position:absolute;inset:0;background:linear-gradient(120deg,rgba(180,50,107,.80) 0%,rgba(240,129,60,.58) 55%,rgba(42,27,38,.88) 100%);}
.hero-wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;}
.hero-copy h1{color:#fff;margin-bottom:18px;}
.hero-lead{font-size:17px;color:rgba(255,255,255,.9);max-width:640px;}
.hero .eyebrow{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.28);color:#fff;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;}
.hero-stats .badge{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.24);}
.hero-stats .badge strong{color:#fff;}
.hero-stats .badge span{color:rgba(255,255,255,.86);}

.hero-panel{
  background:rgba(42,27,38,.62);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--sh-dark);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.panel-cover{border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;margin-bottom:20px;background:rgba(255,255,255,.06);}
.panel-cover img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-md);}
.panel-progress{display:flex;align-items:center;gap:20px;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.16);margin-bottom:18px;}
.ring{
  --p:72;
  position:relative;width:120px;height:120px;border-radius:50%;flex:0 0 auto;
  background:conic-gradient(from -90deg,#F0813C calc(var(--p) * 1%),rgba(255,255,255,.16) 0);
  display:grid;place-items:center;
}
.ring::after{content:"";position:absolute;inset:9px;border-radius:50%;background:#372331;}
.ring b{position:relative;z-index:1;font-size:29px;font-weight:800;color:#fff;line-height:1;}
.ring b i{font-size:15px;font-style:normal;font-weight:600;}
.panel-progress h3{color:#fff;margin-bottom:6px;font-size:18px;}
.panel-progress p{color:rgba(255,255,255,.74);font-size:14px;margin:0;line-height:1.7;}
.tier-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.16);}
.tier-list li:last-child{border-bottom:0;padding-bottom:0;}
.tier-dot{width:26px;height:26px;border-radius:9px;background:var(--grad);flex:0 0 auto;display:grid;place-items:center;font-size:13px;font-weight:700;color:#fff;}
.tier-list strong{display:block;color:#fff;font-size:15.5px;font-weight:600;}
.tier-list em{font-style:normal;font-size:13.5px;color:rgba(255,255,255,.7);}

/* 信任数据条 */
.stats-bar{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;}
.stats-bar .badge{flex:1 1 200px;justify-content:center;padding:12px 22px;}

/* 卡片 */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px;
  height:100%;
  box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(180,50,107,.2);}
.card h3{margin-bottom:10px;}
.card p{color:var(--muted);font-size:15.5px;margin-bottom:16px;}
.card .link-more{margin-top:auto;font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px;}
.card .link-more::after{content:"→";transition:transform .22s ease;}
.card .link-more:hover::after{transform:translateX(4px);}
.card-icon{
  width:48px;height:48px;border-radius:14px;background:var(--grad-soft);
  display:grid;place-items:center;color:var(--brand);margin-bottom:16px;
}

/* 入口矩阵 */
.channel-card{
  display:flex;flex-direction:column;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;height:100%;box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(180,50,107,.22);}
.channel-card h3{margin:0;font-size:17.5px;}
.channel-card p{margin:0;color:var(--muted);font-size:14.5px;}
.channel-card .tag{font-size:13px;color:var(--brand);font-weight:600;}
.tag{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand);
  background:var(--grad-soft);border-radius:var(--r-sm);padding:4px 10px;
}

/* 图文区块 */
.media-block{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;}
.media-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);background:var(--bg-soft);aspect-ratio:4/3;}
.media-figure img{width:100%;height:100%;object-fit:cover;}
.media-list li{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.media-list li:first-child{padding-top:0;}
.media-list li:last-child{border-bottom:0;padding-bottom:0;}
.media-list h3{margin-bottom:6px;font-size:18px;}
.media-list p{margin:0;color:var(--muted);font-size:15px;}
.media-index{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:15px;font-family:"Noto Sans SC",sans-serif;
}

/* 混合栅格 */
.mix-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.mix-item{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-soft);box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease;
  display:block;color:#fff;
}
.mix-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.mix-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.mix-item:hover img{transform:scale(1.05);}
.mix-item .mix-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(42,27,38,0) 30%,rgba(42,27,38,.86) 100%);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:20px;
}
.mix-item h3{color:#fff;margin:0 0 6px;font-size:18px;}
.mix-item span{font-size:13.5px;color:rgba(255,255,255,.78);}
.mix-lg{grid-column:span 2;grid-row:span 2;aspect-ratio:16/9;}
.mix-md{grid-column:span 2;aspect-ratio:16/9;}
.mix-sm{grid-column:span 1;aspect-ratio:1/1;}
.mix-lg h3{font-size:23px;}

/* 评价 */
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;height:100%;box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.quote-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  background:var(--grad);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:16px;font-family:"Noto Sans SC",sans-serif;
}
.avatar.alt{background:linear-gradient(120deg,#F0813C 0%,#B4326B 100%);}
.avatar.alt2{background:linear-gradient(120deg,#8E3A78 0%,#F0813C 100%);}
.quote-top strong{display:block;font-size:15.5px;}
.quote-top em{font-style:normal;font-size:13px;color:var(--muted);}
.stars{color:var(--brand-2);font-size:14px;letter-spacing:2px;margin-bottom:8px;}
.quote-card p{margin:0;color:var(--muted);font-size:15.5px;}

/* 对比 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-col{
  border-radius:var(--r-lg);padding:28px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
}
.compare-col.is-brand{border-color:rgba(180,50,107,.34);box-shadow:var(--sh-2);background:linear-gradient(180deg,rgba(180,50,107,.05) 0%,rgba(240,129,60,.05) 100%);}
.compare-col h3{margin-bottom:18px;}
.compare-col li{display:flex;gap:12px;padding:11px 0;font-size:15.5px;color:var(--muted);border-bottom:1px dashed var(--line);}
.compare-col li:last-child{border-bottom:0;}
.compare-col.is-brand li{color:var(--text);}
.mark{width:22px;height:22px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;font-size:13px;font-weight:700;margin-top:3px;}
.mark.plain{background:var(--bg-soft);color:var(--muted);}
.mark.brand{background:var(--grad);color:#fff;}

/* 资讯 */
.news-card{
  display:flex;gap:16px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;height:100%;box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(180,50,107,.2);}
.news-thumb{width:112px;aspect-ratio:16/9;border-radius:12px;overflow:hidden;flex:0 0 auto;background:var(--bg-soft);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body h3{font-size:16.5px;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{margin:0 0 8px;font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{font-size:13px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap;align-items:center;}

/* 专题卡轨 */
.rail{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.rail-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .26s ease,box-shadow .26s ease;
  display:flex;flex-direction:column;
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rail-cover{aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft);}
.rail-cover img{width:100%;height:100%;object-fit:cover;}
.rail-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rail-body h3{margin:0;font-size:17px;}
.rail-body p{margin:0;font-size:14px;color:var(--muted);}
.rail-body .tag{align-self:flex-start;}

/* 时间线 / 更新日志 */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.tl-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);position:relative;
}
.tl-item::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:4px;border-radius:0 4px 4px 0;background:var(--grad);}
.tl-item em{display:block;font-style:normal;font-size:13.5px;color:var(--brand);font-weight:700;margin-bottom:8px;}
.tl-item h3{font-size:17.5px;margin-bottom:8px;}
.tl-item p{margin:0;font-size:15px;color:var(--muted);}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step{padding:8px 0;}
.step-num{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:52px;font-weight:800;line-height:1;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:var(--brand);display:block;margin-bottom:12px;
}
.step h3{margin-bottom:8px;}
.step p{color:var(--muted);font-size:15.5px;margin:0;}

/* 异议拆解 */
.objection{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;height:100%;box-shadow:var(--sh-1);
}
.objection h3{font-size:17.5px;margin-bottom:10px;display:flex;gap:10px;align-items:flex-start;}
.objection h3::before{
  content:"？";flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  background:var(--grad);color:#fff;font-size:14px;display:grid;place-items:center;
  font-family:"Noto Sans SC",sans-serif;margin-top:3px;
}
.objection p{margin:0;color:var(--muted);font-size:15.5px;}

/* FAQ */
.faq-list{max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
  transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item[open]{border-color:rgba(180,50,107,.28);box-shadow:var(--sh-2);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-weight:600;font-size:16.5px;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:9px;height:9px;
  border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);
  transform:rotate(45deg);margin-top:-4px;
  transition:transform .26s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);margin-top:4px;}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* 保障条 */
.guarantee{
  background:linear-gradient(120deg,var(--dark-1) 0%,var(--dark-2) 100%);
  color:#fff;padding:clamp(38px,5vw,62px) 0;
}
.guarantee h2{color:#fff;}
.guarantee-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:28px;}
.g-item{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-dark);
}
.g-item svg{color:var(--brand-2);margin-bottom:12px;}
.g-item h3{color:#fff;font-size:17.5px;margin-bottom:8px;}
.g-item p{color:rgba(255,255,255,.78);font-size:15px;margin:0;}

/* 收口 */
.final-cta{
  background:linear-gradient(180deg,rgba(242,236,231,.85) 0%,rgba(255,248,244,.4) 100%);
}
.final-box{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(28px,4vw,48px);box-shadow:var(--sh-1);
  display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center;
}

/* 页脚 */
.site-footer{background:var(--dark-1);color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand p{font-size:14.5px;color:rgba(255,255,255,.66);max-width:320px;line-height:1.8;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;font-family:"Noto Sans SC",sans-serif;font-weight:600;}
.site-footer li{margin-bottom:10px;}
.site-footer a{color:rgba(255,255,255,.7);font-size:14.5px;}
.site-footer a:hover{color:var(--brand-2);}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.54);
}

/* 移动端底部固定栏 */
.mobile-dock{display:none;}
@media (max-width:1024px){
  body{padding-bottom:calc(150px + env(safe-area-inset-bottom));}
  .nav-toggle{display:flex;}
  .main-nav{display:none;}
  .header-cta{display:none;}
  .mobile-nav.is-open{display:block;}
  .mobile-dock{
    display:block;position:fixed;left:0;right:0;bottom:0;z-index:70;
    padding-bottom:env(safe-area-inset-bottom);
    background:rgba(255,248,244,.94);
    -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
    border-top:1px solid var(--line);
  }
  .dock-cta{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    padding:9px 16px;background:linear-gradient(120deg,rgba(180,50,107,.10) 0%,rgba(240,129,60,.12) 100%);
  }
  .dock-cta span{font-size:13.5px;color:var(--muted);}
  .dock-tabs{display:flex;align-items:stretch;justify-content:space-around;}
  .dock-tabs a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:7px 2px 9px;font-size:12.5px;color:var(--muted);position:relative;
  }
  .dock-tabs a svg{width:22px;height:22px;}
  .dock-tabs a.active{color:var(--brand);font-weight:600;}
  .dock-tabs a.active::before{
    content:"";position:absolute;top:0;width:22px;height:3px;border-radius:0 0 4px 4px;
    background:var(--grad);
  }
}

/* 响应式 */
@media (max-width:1024px){
  .hero-wrap{grid-template-columns:1fr;gap:34px;}
  .hero{padding:112px 0 62px;}
  .media-block{grid-template-columns:1fr;gap:26px;}
  .mix-grid{grid-template-columns:repeat(2,1fr);}
  .mix-lg{grid-column:span 2;grid-row:auto;aspect-ratio:16/9;}
  .mix-md{grid-column:span 2;}
  .mix-sm{grid-column:span 1;aspect-ratio:16/9;}
  .rail{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;gap:18px;}
  .guarantee-grid{grid-template-columns:1fr;gap:16px;}
  .compare{grid-template-columns:1fr;}
  .final-box{grid-template-columns:1fr;gap:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .hero{padding:104px 0 54px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;}
  .hero-panel{padding:18px;}
  .panel-progress{flex-direction:column;text-align:center;gap:14px;}
  .stats-bar{gap:10px;}
  .stats-bar .badge{flex:1 1 100%;justify-content:flex-start;}
  .mix-grid{grid-template-columns:1fr;gap:16px;}
  .mix-lg,.mix-md,.mix-sm{grid-column:span 1;aspect-ratio:16/9;}
  .rail{grid-template-columns:1fr;gap:16px;}
  .news-card{flex-direction:column;}
  .news-thumb{width:100%;aspect-ratio:16/9;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .card{padding:22px;}
}

/* roulang page: category1 */
:root{
 --brand:#B4326B;
 --brand-2:#F0813C;
 --grad:linear-gradient(120deg,#B4326B 0%,#F0813C 100%);
 --grad-soft:linear-gradient(120deg,rgba(180,50,107,.10) 0%,rgba(240,129,60,.12) 100%);
 --bg:#FFF8F4;
 --bg-soft:#F2ECE7;
 --surface:#FFFFFF;
 --text:#241A21;
 --muted:#6E5C66;
 --line:rgba(36,26,33,.10);
 --dark-1:#2A1B26;
 --dark-2:#3A2233;
 --r-lg:22px;
 --r-md:16px;
 --r-sm:8px;
 --sh-1:0 6px 18px rgba(36,26,33,.06);
 --sh-2:0 14px 34px rgba(180,50,107,.16);
 --sh-dark:0 8px 24px rgba(0,0,0,.28);
 --section-y:clamp(44px,6vw,86px);
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
 font-size:16.5px;
 line-height:1.8;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
h1,h2,h3,h4{
 font-family:"Noto Serif SC","Songti SC","Noto Sans SC",serif;
 margin:0 0 14px;
 line-height:1.35;
 color:var(--text);
 letter-spacing:.01em;
}
h1{font-size:clamp(28px,4vw,46px);font-weight:800;}
h2{font-size:clamp(21px,2.6vw,31px);font-weight:700;}
h3{font-size:clamp(18px,1.9vw,21px);font-weight:600;}
p{margin:0 0 16px;color:var(--muted);}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--brand-2);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(180,50,107,.55);outline-offset:3px;border-radius:6px;}

/* ===== 容器与板块 ===== */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--section-y) 0;}
.section.is-soft{background:var(--bg-soft);}
.section.is-plain{background:var(--surface);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center;}
.section-sub{font-size:16.5px;color:var(--muted);line-height:1.85;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:14px;font-weight:600;color:var(--brand);
 background:var(--grad-soft);
 border:1px solid rgba(180,50,107,.16);
 border-radius:999px;padding:6px 16px;margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--grad);}

/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border-radius:999px;font-weight:600;font-size:16px;
 padding:14px 32px;border:1.5px solid transparent;
 cursor:pointer;text-align:center;line-height:1.2;
 transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(180,50,107,.26);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(180,50,107,.34);filter:brightness(1.05);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(180,50,107,.28);}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:rgba(180,50,107,.08);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-sm{padding:10px 22px;font-size:15px;}

/* ===== 数据徽章 ===== */
.badge{
 display:inline-flex;align-items:center;gap:10px;
 min-height:44px;padding:8px 20px;border-radius:999px;
 background:var(--grad-soft);border:1px solid rgba(180,50,107,.14);
}
.badge strong{font-size:clamp(20px,2.4vw,28px);font-weight:800;color:var(--brand);line-height:1;}
.badge span{font-size:14px;color:var(--text);line-height:1.2;}

/* ===== 顶部导航 ===== */
.site-header{
 position:fixed;top:0;left:0;right:0;z-index:60;
 background:rgba(255,248,244,.86);
 -webkit-backdrop-filter:saturate(180%) blur(14px);
 backdrop-filter:saturate(180%) blur(14px);
 border-bottom:1px solid transparent;
 transition:box-shadow .28s ease,border-color .28s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(36,26,33,.07);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:"Noto Serif SC","Songti SC",serif;font-weight:800;font-size:21px;color:var(--text);}
.logo:hover{color:var(--brand);}
.logo-mark{
 width:34px;height:34px;border-radius:11px;background:var(--grad);
 display:inline-flex;align-items:center;justify-content:center;color:#fff;
 box-shadow:0 6px 16px rgba(180,50,107,.28);flex:0 0 auto;
}
.main-nav{margin-left:auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
 display:inline-block;padding:9px 14px;border-radius:999px;
 font-size:15.5px;font-weight:500;color:var(--muted);
 transition:background .22s ease,color .22s ease;
}
.main-nav a:hover{color:var(--brand);background:rgba(180,50,107,.07);}
.main-nav a.active{color:var(--brand);background:var(--grad-soft);font-weight:600;}
.header-cta{flex:0 0 auto;}
.nav-toggle{
 display:none;width:44px;height:44px;border:1px solid var(--line);
 border-radius:14px;background:#fff;padding:0;margin-left:auto;
 align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-nav{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 24px 18px;}
.mobile-nav.is-open{display:block;}
.mobile-nav a{display:block;padding:13px 4px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line);}
.mobile-nav a.active{color:var(--brand);font-weight:600;}
.mobile-nav li:last-child a{border-bottom:0;}

/* ===== 分类页头 ===== */
.cat-head{
 position:relative;background:var(--bg);
 padding:132px 0 52px;border-bottom:1px solid var(--line);
 overflow:hidden;
}
.cat-head::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.cat-head::after{
 content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
 background:radial-gradient(circle,rgba(240,129,60,.16) 0%,rgba(240,129,60,0) 70%);
 pointer-events:none;
}
.cat-head-inner{position:relative;z-index:2;display:flex;align-items:flex-end;justify-content:space-between;gap:32px;}
.cat-h1{margin-bottom:12px;}
.cat-lead{max-width:680px;font-size:16.5px;color:var(--muted);}
.crumb{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px;white-space:nowrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{color:rgba(36,26,33,.28);}

/* ===== 分类简介 ===== */
.intro-panel{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 box-shadow:var(--sh-1);padding:34px 36px;
 display:grid;grid-template-columns:1.5fr 1fr;gap:34px;align-items:center;
}
.intro-panel p{font-size:16.5px;color:var(--muted);}
.badge-stack{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-start;}

/* ===== 筛选条 ===== */
.filter-bar{
 display:flex;align-items:center;justify-content:space-between;gap:20px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 box-shadow:var(--sh-1);padding:16px 22px;margin-bottom:32px;flex-wrap:wrap;
}
.filter-tags{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
 border:1.5px solid var(--line);background:#fff;color:var(--muted);
 border-radius:999px;padding:8px 20px;font-size:15px;font-weight:500;cursor:pointer;
 transition:background .22s ease,color .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.pill:hover{color:var(--brand);border-color:rgba(180,50,107,.4);}
.pill.is-active{
 background:var(--grad);color:#fff;border-color:transparent;
 box-shadow:0 8px 18px rgba(180,50,107,.24);
}
.filter-sort{display:flex;align-items:center;gap:10px;}
.filter-sort label{font-size:14px;color:var(--muted);margin:0;white-space:nowrap;}
.filter-sort select{
 height:44px;border-radius:12px;border:1.5px solid var(--line);
 background:#fff;color:var(--text);font-size:15px;padding:0 14px;margin:0;
 box-shadow:inset 0 1px 2px rgba(36,26,33,.04);
}
.filter-sort select:focus{border-color:var(--brand);outline:none;}

/* ===== 卡片网格 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.v-card{
 background:var(--surface);border:1px solid var(--line);border-radius:20px;
 overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
 transition:transform .26s ease,box-shadow .26s ease;
}
.v-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.v-card-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft);}
.v-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.v-card:hover .v-card-cover img{transform:scale(1.05);}
.v-card-cover .tag-on{
 position:absolute;left:14px;top:14px;background:rgba(42,27,38,.72);
 color:#fff;font-size:13px;padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.v-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.v-card-body h3{
 font-size:19px;margin:0;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.v-card-body h3 a{color:var(--text);}
.v-card-body h3 a:hover{color:var(--brand);}
.v-card-desc{
 font-size:14.5px;color:var(--muted);margin:0;
 white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.v-meta{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);margin-top:auto;flex-wrap:wrap;}
.v-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(36,26,33,.22);}
.tag{
 display:inline-block;font-size:12.5px;color:var(--brand);
 background:var(--grad-soft);border:1px solid rgba(180,50,107,.14);
 border-radius:var(--r-sm);padding:3px 10px;
}
.list-foot{display:flex;justify-content:center;margin-top:38px;}

/* ===== 精选三条 ===== */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pick-card{
 display:flex;gap:16px;align-items:stretch;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:16px;box-shadow:var(--sh-1);transition:transform .26s ease,box-shadow .26s ease;
}
.pick-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.pick-thumb{width:112px;flex:0 0 112px;aspect-ratio:1/1;border-radius:14px;overflow:hidden;background:var(--bg-soft);}
.pick-thumb img{width:100%;height:100%;object-fit:cover;}
.pick-body h3{font-size:17px;margin:0 0 8px;}
.pick-body h3 a{color:var(--text);}
.pick-body h3 a:hover{color:var(--brand);}
.pick-body p{font-size:14px;margin:0 0 8px;}

/* ===== 内容速览 ===== */
.overview{display:grid;grid-template-columns:1fr 1.15fr;gap:40px;align-items:center;}
.overview-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--bg-soft);}
.overview-media img{width:100%;height:100%;object-fit:cover;}
.overview-list{display:flex;flex-direction:column;gap:18px;}
.overview-item{display:flex;gap:14px;align-items:flex-start;}
.overview-num{
 flex:0 0 40px;width:40px;height:40px;border-radius:12px;background:var(--grad-soft);
 color:var(--brand);font-weight:800;display:inline-flex;align-items:center;justify-content:center;font-size:16px;
 border:1px solid rgba(180,50,107,.14);
}
.overview-item h3{font-size:18px;margin:0 0 6px;}
.overview-item p{font-size:15px;margin:0;}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow .26s ease;
}
.faq-item[open]{box-shadow:var(--sh-2);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:20px 24px;
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-ico{
 flex:0 0 28px;width:28px;height:28px;border-radius:50%;
 background:var(--grad-soft);color:var(--brand);font-weight:700;
 display:inline-flex;align-items:center;justify-content:center;
 transition:transform .3s ease;font-size:18px;line-height:1;
}
.faq-item[open] .faq-ico{transform:rotate(180deg);}
.faq-body{padding:0 24px 22px;font-size:16px;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;}

/* ===== 分类入口 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.channel-item{
 display:flex;align-items:center;gap:12px;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:18px 20px;box-shadow:var(--sh-1);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.channel-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(180,50,107,.3);}
.channel-item strong{display:block;font-size:16px;color:var(--text);font-weight:600;}
.channel-item em{font-style:normal;display:block;font-size:13.5px;color:var(--muted);}
.channel-item.is-current{
 background:var(--grad);border-color:transparent;box-shadow:0 12px 28px rgba(180,50,107,.28);cursor:default;
}
.channel-item.is-current strong,
.channel-item.is-current em{color:#fff;}
.channel-ico{
 flex:0 0 38px;width:38px;height:38px;border-radius:12px;
 background:var(--grad-soft);color:var(--brand);
 display:inline-flex;align-items:center;justify-content:center;
}
.channel-item.is-current .channel-ico{background:rgba(255,255,255,.22);color:#fff;}

/* ===== 更新节奏 ===== */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.tl-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 padding:30px 26px;box-shadow:var(--sh-1);position:relative;overflow:hidden;
}
.tl-item::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--grad);}
.tl-num{
 font-family:"Noto Serif SC","Songti SC",serif;
 font-size:40px;font-weight:800;line-height:1;
 background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
 margin-bottom:14px;display:block;
}
.tl-item h3{font-size:19px;margin-bottom:8px;}
.tl-item p{font-size:15px;margin:0;}

/* ===== 页脚 ===== */
.site-footer{
 background:linear-gradient(160deg,var(--dark-1) 0%,var(--dark-2) 100%);
 color:rgba(255,255,255,.78);padding:64px 0 28px;margin-top:0;
}
.site-footer .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:38px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;font-family:"Noto Sans SC",sans-serif;font-weight:600;}
.site-footer ul li{margin-bottom:10px;}
.site-footer a{color:rgba(255,255,255,.72);font-size:14.5px;}
.site-footer a:hover{color:var(--brand-2);}
.footer-brand .logo{color:#fff;margin-bottom:14px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.85;margin:0;}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.14);padding-top:20px;
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
 font-size:13.5px;color:rgba(255,255,255,.58);
}

/* ===== 移动端底部 Tab ===== */
.mobile-tabbar{
 display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
 background:rgba(255,248,244,.95);
 -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
 border-top:1px solid var(--line);
 padding-bottom:env(safe-area-inset-bottom);
}
.tab-item{
 flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
 padding:9px 2px 10px;font-size:12px;color:var(--muted);position:relative;
}
.tab-item svg{width:22px;height:22px;}
.tab-item.is-active{color:var(--brand);font-weight:600;}
.tab-item.is-active::before{
 content:"";position:absolute;top:0;width:22px;height:3px;border-radius:0 0 4px 4px;background:var(--grad);
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
 .main-nav{display:none;}
 .header-cta{display:none;}
 .nav-toggle{display:flex;}
 .mobile-tabbar{display:flex;}
 body{padding-bottom:calc(78px + env(safe-area-inset-bottom));}
 .cat-head{padding-top:112px;}
 .card-grid{grid-template-columns:repeat(2,1fr);}
 .pick-grid{grid-template-columns:1fr;}
 .channel-grid{grid-template-columns:repeat(2,1fr);}
 .timeline{grid-template-columns:1fr;}
 .intro-panel{grid-template-columns:1fr;gap:24px;}
 .overview{grid-template-columns:1fr;gap:28px;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
 .container{padding:0 18px;}
 .cat-head-inner{flex-direction:column;align-items:flex-start;gap:18px;}
 .card-grid{grid-template-columns:1fr;}
 .channel-grid{grid-template-columns:1fr;}
 .filter-bar{flex-direction:column;align-items:stretch;}
 .filter-sort{justify-content:space-between;}
 .filter-sort select{flex:1;}
 .faq-item summary{font-size:16px;padding:18px 18px;}
 .faq-body{padding:16px 18px 20px;}
 .intro-panel{padding:24px 22px;}
}
@media (max-width:520px){
 h1{font-size:28px;}
 .logo{font-size:19px;}
 .badge{padding:7px 16px;}
 .badge strong{font-size:20px;}
 .pick-card{flex-direction:column;}
 .pick-thumb{width:100%;flex:0 0 auto;aspect-ratio:16/9;}
 .footer-grid{grid-template-columns:1fr;}
 .site-footer{padding:48px 0 22px;}
}