/* roulang page: index */
:root{
  --bg:#F7F5F0;
  --bg-sunken:#EFEBE3;
  --surface:#FFFFFF;
  --brand:#0E2E28;
  --brand-2:#17453B;
  --accent:#FF5A1F;
  --accent-press:#E14A12;
  --accent-soft:#FFEDE4;
  --line:#DCD6CB;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --ink-3:#8A9793;
  --ok:#2F7D5A;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-1:0 1px 2px rgba(14,46,40,.06);
  --shadow-2:0 8px 24px rgba(14,46,40,.08);
  --shadow-focus:0 0 0 3px rgba(255,90,31,.28);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,Barlow,sans-serif;
  font-size:17px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:var(--radius-s);}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;
  font-weight:600;font-size:16px;line-height:1;
  transition:background .22s cubic-bezier(.2,.7,.3,1),color .22s,transform .22s,box-shadow .22s,border-color .22s;
  border:1.5px solid transparent;white-space:nowrap;
}
.btn-sm{min-height:40px;padding:0 16px;font-size:15px;}
.btn-lg{min-height:56px;padding:0 32px;font-size:17px;}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-press);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-secondary:hover{background:var(--brand);color:#fff;}
.btn-ghost{color:var(--brand);padding:0 4px;min-height:44px;}
.btn-ghost:hover{color:var(--accent);}
.btn-on-dark{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.btn-on-dark:hover{background:#fff;color:var(--brand);border-color:#fff;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--brand);color:#fff;transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:var(--shadow-2);}
.header-top-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding-top:8px;padding-bottom:8px;
  transition:min-height .25s ease;
}
.site-header.is-scrolled .header-top-inner{min-height:48px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(8deg,var(--brand-2),#1E5B4C);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:#fff;letter-spacing:.02em;
  border:1px solid rgba(255,255,255,.18);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:700;color:#fff;}
.brand-sub{font-size:12px;color:rgba(255,255,255,.62);font-weight:400;}
.header-tools{display:flex;align-items:center;gap:12px;}
.search-form{
  display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.16);
  border-radius:10px;padding:4px 6px 4px 12px;
  transition:border-color .2s,background .2s;
}
.search-form:focus-within{border-color:var(--accent);background:rgba(255,255,255,.14);}
.search-form svg{flex-shrink:0;opacity:.7;}
.search-form input{
  background:transparent;border:none;outline:none;color:#fff;
  font-size:14px;min-height:34px;width:200px;
}
.search-form input::placeholder{color:rgba(255,255,255,.5);}
.search-form button{
  min-height:34px;padding:0 12px;border-radius:7px;background:var(--accent);color:#fff;
  font-size:14px;font-weight:600;
}
.search-form button:hover{background:var(--accent-press);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;color:#fff;
  border:1px solid rgba(255,255,255,.2);
}
.header-nav{border-top:1px solid rgba(255,255,255,.1);}
.header-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.channel-nav{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:48px;
  padding:0 14px;font-size:15px;font-weight:500;color:rgba(255,255,255,.78);
  white-space:nowrap;transition:color .2s ease;
}
.channel-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  background:var(--accent);border-radius:3px 3px 0 0;transform:scaleX(0);
  transition:transform .25s cubic-bezier(.2,.7,.3,1);
}
.channel-link:hover{color:#fff;}
.channel-link.is-active{color:#fff;font-weight:600;}
.channel-link.is-active::after{transform:scaleX(1);}
.trend-chips{display:flex;align-items:center;gap:8px;flex-shrink:0;padding:6px 0;}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;font-size:13px;color:rgba(255,255,255,.8);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  transition:background .2s,color .2s;
}
.chip:hover{background:rgba(255,255,255,.16);color:#fff;}

/* 移动抽屉 */
.mobile-drawer{
  display:none;background:var(--brand-2);border-top:1px solid rgba(255,255,255,.1);
  padding:8px 20px 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;color:rgba(255,255,255,.86);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-drawer a.is-active{color:#fff;font-weight:600;}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  color:#fff;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--accent);
}
.hero-inner{
  display:grid;grid-template-columns:1fr;gap:36px;
  padding:56px 0 64px;align-items:center;
}
@media (min-width:1024px){
  .hero-inner{grid-template-columns:6fr 6fr;gap:48px;padding:80px 0 88px;}
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-soft);color:var(--accent-press);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;
  margin-bottom:20px;
}
.hero-title{
  font-size:30px;font-weight:800;line-height:1.28;color:#fff;margin-bottom:16px;
}
@media (min-width:1024px){.hero-title{font-size:44px;line-height:1.22;}}
.hero-title em{font-style:normal;color:var(--accent);}
.hero-sub{font-size:16px;line-height:1.75;color:rgba(255,255,255,.78);max-width:560px;margin-bottom:28px;}
@media (min-width:1024px){.hero-sub{font-size:18px;}}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px;}
.hero-entry{
  display:flex;gap:8px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:6px;
  max-width:520px;
}
.hero-entry input{
  flex:1;min-width:0;background:transparent;border:none;outline:none;color:#fff;
  font-size:15px;padding:0 12px;min-height:44px;
}
.hero-entry input::placeholder{color:rgba(255,255,255,.48);}
.hero-visual{position:relative;}
.hero-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--radius-l);border:1px solid rgba(255,255,255,.14);
}
@media (max-width:639px){.hero-img{aspect-ratio:4/3;}}
.scorebar{
  display:grid;grid-template-columns:repeat(3,1fr);
  background:rgba(14,46,40,.82);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-m);position:static;margin-top:-28px;
  margin-left:16px;margin-right:16px;
}
@media (min-width:1024px){
  .scorebar{position:absolute;right:20px;bottom:20px;margin:0;left:auto;width:min(88%,380px);}
}
.score-item{padding:14px 16px;text-align:left;border-right:1px solid rgba(255,255,255,.12);}
.score-item:last-child{border-right:none;}
.score-num{
  display:block;font-size:22px;font-weight:800;color:#fff;
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.score-label{display:block;font-size:12px;color:rgba(255,255,255,.66);margin-top:2px;}

.trust-bar{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px 20px;
  border-top:1px solid rgba(255,255,255,.14);padding:22px 0 4px;
}
@media (min-width:768px){.trust-bar{grid-template-columns:repeat(4,1fr);}}
.trust-item{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.82);}
.trust-item svg{flex-shrink:0;color:var(--accent);}

/* ---------- 区块 ---------- */
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:80px 0;}}
.section-sunken{background:var(--bg-sunken);}
.section-head{margin-bottom:34px;max-width:760px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--accent-press);
  letter-spacing:.02em;margin-bottom:10px;
}
.section-kicker::before{content:"";width:18px;height:3px;background:var(--accent);border-radius:2px;}
.section-title{font-size:23px;font-weight:800;color:var(--brand);margin-bottom:12px;}
@media (min-width:1024px){.section-title{font-size:30px;}}
.section-desc{font-size:15px;line-height:1.8;color:var(--ink-2);}

/* ---------- Bento ---------- */
.bento-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){.bento-grid{grid-template-columns:repeat(12,1fr);gap:24px;}}
.bento-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-m);padding:24px;box-shadow:var(--shadow-1);
  transition:box-shadow .25s cubic-bezier(.2,.7,.3,1),transform .25s cubic-bezier(.2,.7,.3,1);
  overflow:hidden;
}
.bento-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);}
@media (min-width:768px){
  .bento-lg{grid-column:span 6;}
  .bento-sm{grid-column:span 6;}
}
@media (min-width:1024px){
  .bento-sm{grid-column:span 3;}
  .bento-lg{display:flex;flex-direction:column;}
}
.bento-num{
  position:absolute;top:16px;right:18px;
  font-size:13px;font-weight:800;color:var(--ink-3);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.bento-media{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--radius-s);margin-bottom:18px;
}
.bento-icon{
  width:42px;height:42px;border-radius:10px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent-press);
  margin-bottom:16px;
}
.bento-title{font-size:18px;font-weight:700;color:var(--brand);margin-bottom:10px;}
@media (min-width:1024px){.bento-lg .bento-title{font-size:21px;}}
.bento-text{font-size:15px;line-height:1.8;color:var(--ink-2);}
.bento-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.bento-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.bento-list li::before{
  content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);
  flex-shrink:0;margin-top:9px;
}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s cubic-bezier(.2,.7,.3,1),transform .25s cubic-bezier(.2,.7,.3,1);
}
.news-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);}
.card-media{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-sunken);}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.badge{
  display:inline-block;background:var(--accent-soft);color:var(--accent-press);
  font-size:12px;font-weight:600;line-height:1;padding:6px 10px;border-radius:999px;
  margin-bottom:12px;align-self:flex-start;
}
.card-title{
  font-size:17px;font-weight:700;line-height:1.5;color:var(--brand);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .card-title{color:var(--accent-press);}
.card-excerpt{
  font-size:14px;line-height:1.75;color:var(--ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;
  align-items:center;gap:8px;padding-top:14px;border-top:1px solid var(--line);
}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-3);}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;background:var(--surface);border:1px dashed var(--line);
  border-radius:var(--radius-m);padding:32px 20px;grid-column:1/-1;
}
.empty-state p{font-size:15px;color:var(--ink-3);}

/* ---------- 评价 ---------- */
.review-wrap{position:relative;}
.review-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 18px;scrollbar-width:none;
}
.review-track::-webkit-scrollbar{display:none;}
.review-card{
  flex:0 0 84vw;scroll-snap-align:start;background:var(--surface);
  border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--radius-m);padding:22px;box-shadow:var(--shadow-1);
}
@media (min-width:640px){.review-card{flex:0 0 320px;}}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.review-avatar{
  width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0;
  background:var(--bg-sunken);
}
.review-name{font-size:15px;font-weight:700;color:var(--brand);line-height:1.3;}
.review-date{font-size:12px;color:var(--ink-3);}
.review-text{font-size:14px;line-height:1.8;color:var(--ink-2);}
.carousel-btn{
  width:44px;height:44px;border-radius:50%;background:var(--surface);
  border:1px solid var(--line);color:var(--brand);
  display:none;align-items:center;justify-content:center;
  transition:background .2s,color .2s,box-shadow .2s;
}
.carousel-btn:hover{background:var(--brand);color:#fff;}
@media (min-width:1024px){
  .carousel-btn{display:flex;position:absolute;top:50%;transform:translateY(-50%);z-index:2;}
  .carousel-btn.prev{left:-22px;}
  .carousel-btn.next{right:-22px;}
}

/* ---------- 保障条 ---------- */
.assure-bar{background:var(--brand);color:#fff;padding:44px 0;}
.assure-grid{display:grid;grid-template-columns:1fr;gap:0;}
@media (min-width:768px){.assure-grid{grid-template-columns:repeat(4,1fr);}}
.assure-item{display:flex;gap:14px;padding:18px 0;}
@media (min-width:768px){
  .assure-item{padding:6px 24px;border-right:1px solid rgba(255,255,255,.14);}
  .assure-item:first-child{padding-left:0;}
  .assure-item:last-child{border-right:none;padding-right:0;}
}
@media (max-width:767px){
  .assure-item{border-bottom:1px solid rgba(255,255,255,.14);}
  .assure-item:last-child{border-bottom:none;}
}
.assure-icon{flex-shrink:0;color:var(--accent);margin-top:3px;}
.assure-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:6px;}
.assure-text{font-size:13px;line-height:1.75;color:rgba(255,255,255,.7);}

/* ---------- CTA ---------- */
.cta-block{background:var(--accent-soft);border-radius:var(--radius-l);padding:36px 26px;}
@media (min-width:1024px){.cta-block{padding:56px 52px;}}
.cta-inner{display:flex;flex-direction:column;gap:26px;}
@media (min-width:1024px){
  .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px;}
}
.cta-kicker{font-size:13px;font-weight:700;color:var(--accent-press);margin-bottom:10px;}
.cta-title{font-size:23px;font-weight:800;color:var(--brand);margin-bottom:12px;}
@media (min-width:1024px){.cta-title{font-size:30px;}}
.cta-desc{font-size:15px;line-height:1.85;color:var(--ink-2);max-width:620px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-1);overflow:hidden;transition:box-shadow .25s;
}
.faq-item[open]{box-shadow:var(--shadow-2);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 22px;font-size:17px;font-weight:600;color:var(--brand);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--accent-press);}
.faq-icon{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;
  background:var(--accent-soft);color:var(--accent-press);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff;}
.faq-answer{
  border-left:3px solid var(--accent);margin:0 22px 20px;padding-left:16px;
  font-size:16px;line-height:1.85;color:var(--ink-2);
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#fff;padding:56px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px;}
@media (min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand span.brand-mark{background:linear-gradient(8deg,#1E5B4C,#256B59);}
.footer-name{font-size:17px;font-weight:700;color:#fff;}
.footer-text{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-col h4{
  font-size:13px;font-weight:700;color:rgba(255,255,255,.55);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.8);}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{
  display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.8);margin-bottom:12px;line-height:1.7;
}
.footer-contact svg{flex-shrink:0;margin-top:5px;color:var(--accent);}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:12px 24px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--accent);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease,background .2s ease;z-index:70;
}
.to-top.is-visible{opacity:1;visibility:visible;}
.to-top:hover{background:var(--accent);}

@media (max-width:1023px){
  .search-form{display:none;}
  .trend-chips{display:none;}
  .nav-toggle{display:flex;}
  .header-nav-inner{padding:0 20px;}
}
@media (max-width:767px){
  .btn-lg{min-height:50px;padding:0 22px;font-size:16px;}
  .bento-card{padding:20px;}
}

/* roulang page: article */
:root{
  --bg:#F7F5F0;
  --bg-sunken:#EFEBE3;
  --surface:#FFFFFF;
  --brand:#0E2E28;
  --brand-2:#17453B;
  --accent:#FF5A1F;
  --accent-press:#E14A12;
  --accent-soft:#FFEDE4;
  --line:#DCD6CB;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --ink-3:#8A9793;
  --ok:#2F7D5A;
  --danger:#C0392B;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-1:0 1px 2px rgba(14,46,40,.06);
  --shadow-2:0 8px 24px rgba(14,46,40,.08);
  --shadow-focus:0 0 0 3px rgba(255,90,31,.28);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,Barlow,sans-serif;
  font-size:17px;
  line-height:1.85;
  text-align:left;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);}
a:hover{color:var(--accent);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;color:var(--brand);letter-spacing:0;}
p{margin:0;}
:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:var(--radius-s);}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:var(--shadow-2);}
.topbar{border-bottom:1px solid rgba(255,255,255,.12);}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  min-height:56px;
  padding-top:8px;
  padding-bottom:8px;
  transition:min-height .25s var(--ease);
}
.site-header.is-scrolled .topbar-inner{min-height:48px;padding-top:4px;padding-bottom:4px;}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex-shrink:0;}
.brand:hover{color:#fff;}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  background:var(--accent);
  color:#fff;
  font-weight:800;
  font-size:15px;
  letter-spacing:.02em;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:#fff;}
.brand-sub{font-size:12px;color:rgba(255,255,255,.62);letter-spacing:.02em;}
.topbar-actions{display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 12px;
  border-radius:10px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  min-width:250px;
  transition:background-color .2s var(--ease),border-color .2s var(--ease);
}
.search-box:focus-within{background:rgba(255,255,255,.16);border-color:var(--accent);}
.search-box svg{flex-shrink:0;color:rgba(255,255,255,.7);}
.search-box input{
  flex:1;
  border:0;
  background:transparent;
  color:#fff;
  font-size:14px;
  height:100%;
}
.search-box input::placeholder{color:rgba(255,255,255,.55);}
.search-box input:focus{outline:none;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 24px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  white-space:nowrap;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-press);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;color:var(--brand);border:1.5px solid var(--brand);}
.btn-outline:hover{background:var(--brand);color:#fff;}
.btn-ghost{color:var(--brand);padding:0 6px;min-height:44px;font-weight:600;}
.btn-ghost:hover{color:var(--accent);}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;}
.btn-lg{min-height:56px;padding:0 32px;font-size:17px;}
.btn-block{width:100%;}
.btn-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.65);}
.btn-light:hover{background:#fff;color:var(--brand);border-color:#fff;}

.menu-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  color:#fff;
  border:1px solid rgba(255,255,255,.22);
}
.menu-toggle:hover{background:rgba(255,255,255,.12);}

.channel-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-top:6px;
  padding-bottom:6px;
}
.channel-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap;}
.channel-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.78);
  border-bottom:3px solid transparent;
}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.07);}
.channel-link.is-active{color:#fff;border-bottom-color:var(--accent);}
.trend-chips{display:flex;align-items:center;gap:8px;}
.trend-label{font-size:13px;color:rgba(255,255,255,.5);}
.chip{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:999px;
  font-size:13px;
  color:rgba(255,255,255,.8);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.14);
}
.chip:hover{background:var(--accent);color:#fff;border-color:var(--accent);}

.drawer{
  position:fixed;
  inset:0;
  z-index:80;
  background:rgba(14,46,40,.55);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;
  top:0;right:0;
  width:min(86vw,360px);
  height:100%;
  background:var(--brand);
  padding:20px;
  display:flex;
  flex-direction:column;
  gap:16px;
  transform:translateX(100%);
  transition:transform .3s var(--ease);
}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-title{color:#fff;font-size:15px;font-weight:700;}
.drawer-close{width:44px;height:44px;color:#fff;font-size:22px;border-radius:10px;}
.drawer-close:hover{background:rgba(255,255,255,.12);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 12px;
  border-radius:10px;
  color:rgba(255,255,255,.86);
  font-size:16px;
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding-top:24px;}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--ink-3);
}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:#C3BCAF;}
.crumb .here{color:var(--ink-2);}

/* ---------- 文章布局 ---------- */
.page-main{padding-bottom:64px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:40px;
  align-items:start;
  padding-top:28px;
}
.article-head{border-bottom:1px solid var(--line);padding-bottom:24px;margin-bottom:28px;}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  margin-bottom:14px;
}
.kicker::before{content:"";width:3px;height:16px;background:var(--accent);border-radius:2px;}
.article-title{
  font-size:44px;
  font-weight:800;
  line-height:1.25;
  color:var(--brand);
  margin-bottom:18px;
  max-width:24ch;
}
.meta-row{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:14px;
  font-size:13px;
  color:var(--ink-3);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.meta-share{display:flex;align-items:center;gap:10px;margin-left:auto;}
.meta-share a{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:999px;
  border:1px solid var(--line);
  color:var(--ink-2);
  background:var(--surface);
}
.meta-share a:hover{border-color:var(--accent);color:var(--accent);}

.article-cover{
  margin:0 0 30px;
  border-radius:var(--radius-m);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{
  padding:10px 16px;
  font-size:13px;
  color:var(--ink-3);
  background:var(--bg-sunken);
}

.lead-note{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:16px 18px;
  background:var(--accent-soft);
  border-radius:var(--radius-m);
  margin-bottom:28px;
  font-size:15px;
  line-height:1.75;
  color:#7A2E0C;
}
.lead-note svg{flex-shrink:0;margin-top:3px;color:var(--accent);}

.article-body{
  max-width:72ch;
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
}
.article-body p{margin:0 0 1.1em;}
.article-body > p:first-of-type{
  border-left:3px solid var(--accent);
  padding-left:16px;
  font-size:18px;
  font-weight:500;
  line-height:1.8;
  color:var(--brand);
}
.article-body h2{
  font-size:30px;
  margin:2.2em 0 .8em;
  padding-top:.2em;
}
.article-body h3{font-size:21px;margin:1.6em 0 .6em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:4px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";
  position:absolute;left:4px;top:.72em;
  width:7px;height:7px;border-radius:2px;
  background:var(--accent);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;}
.article-body ol li::before{
  content:counter(li);
  position:absolute;left:0;top:.24em;
  width:16px;height:16px;
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;
  border-radius:4px;
  background:var(--accent-soft);
  color:var(--accent-press);
}
.article-body blockquote{
  margin:1.6em 0;
  padding:16px 20px;
  background:var(--bg-sunken);
  border-left:3px solid var(--accent);
  border-radius:0 var(--radius-m) var(--radius-m) 0;
  color:var(--ink-2);
  font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-m);margin:1.5em 0;width:100%;}
.article-body figure figcaption{font-size:13px;color:var(--ink-3);margin-top:-8px;margin-bottom:1.5em;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  font-size:15px;
  margin:1.6em 0;
  border-radius:var(--radius-s);
  overflow:hidden;
}
.article-body th{
  background:var(--bg-sunken);
  text-align:left;
  font-weight:700;
  color:var(--brand);
  padding:12px 14px;
  border:1px solid var(--line);
}
.article-body td{padding:12px 14px;border:1px solid var(--line);}
.article-body a{color:var(--accent-press);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand);}
.article-body strong{font-weight:700;color:var(--brand);}

.empty-state{
  min-height:220px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  text-align:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:40px 24px;
  color:var(--ink-3);
}
.empty-state svg{color:var(--ink-3);}
.empty-state p{font-size:16px;color:var(--ink-2);}

.article-foot{
  margin-top:36px;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}

/* ---------- 侧栏 ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:120px;}
.side-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  box-shadow:var(--shadow-1);
  padding:20px;
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.side-card:hover{box-shadow:var(--shadow-2);}
.side-title{
  display:flex;
  align-items:center;
  gap:9px;
  font-size:15px;
  font-weight:700;
  color:var(--brand);
  margin-bottom:14px;
}
.side-title::before{content:"";width:3px;height:14px;background:var(--accent);border-radius:2px;}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:15px;
  line-height:1.7;
  color:var(--ink-2);
  padding:9px 0;
  border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:0;}
.check-list svg{flex-shrink:0;margin-top:4px;color:var(--ok);}
.side-links li{border-bottom:1px dashed var(--line);}
.side-links li:last-child{border-bottom:0;}
.side-links a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:44px;
  font-size:15px;
  color:var(--ink-2);
}
.side-links a:hover{color:var(--accent);}
.cta-card{
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  border-radius:var(--radius-m);
  padding:22px;
  color:#fff;
}
.cta-card h3{color:#fff;font-size:19px;margin-bottom:10px;}
.cta-card p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.78);margin-bottom:16px;}

/* ---------- 相关推荐 ---------- */
.section{padding:56px 0;}
.section-alt{background:var(--bg-sunken);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
  flex-wrap:wrap;
}
.section-head h2{font-size:30px;}
.section-head p{font-size:15px;color:var(--ink-2);margin-top:8px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.post-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);}
.card-media{aspect-ratio:16/9;overflow:hidden;background:var(--bg-sunken);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.post-card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.badge{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--accent-soft);
  color:var(--accent-press);
  font-size:12px;
  font-weight:600;
}
.card-title{font-size:19px;line-height:1.45;color:var(--brand);}
.post-card:hover .card-title{color:var(--accent-press);}
.card-text{
  font-size:15px;
  line-height:1.75;
  color:var(--ink-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--ink-3);
}
.card-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  border-radius:var(--radius-l);
  padding:38px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:16px;max-width:58ch;line-height:1.8;}
.cta-band .eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.04em;
  color:var(--accent);
  font-weight:700;
  margin-bottom:10px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  color:#fff;
  padding-top:56px;
  margin-top:24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-name{font-size:17px;font-weight:700;color:#fff;}
.footer-text{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:36ch;}
.footer-col h4{
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.04em;
  color:rgba(255,255,255,.6);
  font-weight:700;
  margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:4px;}
.footer-links a{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  font-size:15px;
  color:rgba(255,255,255,.86);
}
.footer-links a:hover{color:var(--accent);}
.footer-contact{display:flex;flex-direction:column;gap:14px;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  line-height:1.75;
  color:rgba(255,255,255,.75);
}
.footer-contact svg{flex-shrink:0;margin-top:4px;color:var(--accent);}
.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,.15);
  font-size:13px;
  color:rgba(255,255,255,.62);
}
.footer-bottom a{color:rgba(255,255,255,.82);}
.footer-bottom a:hover{color:var(--accent);}

.to-top{
  position:fixed;
  right:22px;
  bottom:22px;
  width:44px;height:44px;
  border-radius:999px;
  background:var(--brand);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:var(--shadow-2);
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s var(--ease),background-color .2s var(--ease);
  z-index:40;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--accent);color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .sidebar{position:static;}
  .article-title{font-size:34px;}
  .channel-nav{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;-webkit-overflow-scrolling:touch;}
  .channel-nav::-webkit-scrollbar{display:none;}
  .trend-chips{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{padding:30px 28px;}
}
@media (max-width:767px){
  .search-box{min-width:0;flex:1;}
  .topbar-actions .btn-primary{display:none;}
  .menu-toggle{display:inline-flex;}
  .article-title{font-size:30px;}
  .article-body h2{font-size:23px;}
  .article-body h3{font-size:18px;}
  .section-head h2{font-size:23px;}
  .cta-band h2{font-size:23px;}
  .section{padding:44px 0;}
}
@media (max-width:639px){
  body{font-size:16px;}
  .container{padding-left:20px;padding-right:20px;}
  .brand-name{font-size:15px;}
  .brand-sub{display:none;}
  .search-box{display:none;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .article-body{font-size:16px;}
  .cta-band{padding:26px 22px;border-radius:var(--radius-m);}
  .to-top{right:16px;bottom:16px;}
}

/* roulang page: category1 */
:root{
  --bg:#F7F5F0;
  --bg-sunken:#EFEBE3;
  --surface:#FFFFFF;
  --brand:#0E2E28;
  --brand-2:#17453B;
  --accent:#FF5A1F;
  --accent-press:#E14A12;
  --accent-soft:#FFEDE4;
  --line:#DCD6CB;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --ink-3:#8A9793;
  --ok:#2F7D5A;
  --danger:#C0392B;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-1:0 1px 2px rgba(14,46,40,.06);
  --shadow-2:0 8px 24px rgba(14,46,40,.08);
  --shadow-focus:0 0 0 3px rgba(255,90,31,.28);
  --font-cn:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:"Inter","Barlow",system-ui,"PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;color:var(--brand)}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:1280px){.container{max-width:1280px;padding:0 40px}}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:linear-gradient(8deg,var(--brand),var(--brand-2));color:#fff;box-shadow:var(--shadow-1);transition:box-shadow .25s ease}
.site-header.is-scrolled{box-shadow:var(--shadow-2)}
.topbar-inner{display:flex;align-items:center;gap:16px;height:68px;transition:height .25s ease}
.site-header.is-scrolled .topbar-inner{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;background:var(--accent);color:#fff;font-family:var(--font-num);font-weight:800;font-size:15px;letter-spacing:.02em}
.brand-name{font-size:17px;font-weight:700;color:#fff;white-space:nowrap}
.brand-sub{display:block;font-size:12px;color:rgba(255,255,255,.6);line-height:1.4;font-weight:400}
.search-box{flex:1 1 auto;max-width:380px;display:flex;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:0 6px 0 12px;height:44px}
.search-box input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:#fff;font-size:15px}
.search-box input::placeholder{color:rgba(255,255,255,.55)}
.search-box button{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:0;border-radius:8px;background:rgba(255,255,255,.14);color:#fff;cursor:pointer;transition:background .2s ease}
.search-box button:hover{background:rgba(255,255,255,.26)}
.search-box:focus-within{box-shadow:var(--shadow-focus);border-color:rgba(255,255,255,.4)}
.header-cta{margin-left:auto;display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 20px;border-radius:10px;background:var(--accent);color:#fff;font-weight:600;font-size:15px;transition:background .2s ease,transform .2s ease}
.header-cta:hover{background:var(--accent-press);transform:translateY(-1px)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.25);background:transparent;border-radius:10px;color:#fff;cursor:pointer;align-items:center;justify-content:center}
.channel-row{border-top:1px solid rgba(255,255,255,.12)}
.channel-inner{display:flex;align-items:center;gap:8px;height:52px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-nav{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.channel-link{position:relative;display:inline-flex;align-items:center;height:52px;padding:0 14px;font-size:15px;font-weight:500;color:rgba(255,255,255,.82);white-space:nowrap;border-bottom:3px solid transparent;transition:color .2s ease,border-color .2s ease}
.channel-link:hover{color:#fff}
.channel-link.is-active{color:#fff;border-bottom-color:var(--accent);font-weight:600}
.hot-chips{display:flex;align-items:center;gap:8px;margin-left:auto;flex:0 0 auto}
.hot-chips a{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.1);color:rgba(255,255,255,.8);font-size:13px;transition:background .2s ease,color .2s ease}
.hot-chips a:hover{background:var(--accent-soft);color:var(--brand)}
.mobile-drawer{display:none;background:var(--brand-2);border-top:1px solid rgba(255,255,255,.12);padding:12px 20px 20px}
.mobile-drawer.open{display:block}
.mobile-drawer a{display:block;padding:12px 4px;color:rgba(255,255,255,.9);font-size:15px;border-bottom:1px solid rgba(255,255,255,.1)}
.mobile-drawer a.is-active{color:var(--accent);font-weight:600}
@media(max-width:1023px){
  .search-box{display:none}
  .hot-chips{display:none}
  .nav-toggle{display:inline-flex}
  .brand-sub{display:none}
}
@media(max-width:639px){
  .header-cta{padding:0 14px;font-size:14px;height:42px}
  .brand-name{font-size:15px}
  .brand-mark{width:34px;height:34px;font-size:13px;border-radius:9px}
}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 24px;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;border:1.5px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-press);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-secondary:hover{background:var(--brand);color:#fff}
.btn-ghost{background:transparent;color:var(--brand);border:0;padding:8px 0;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1.5px}
.btn-ghost:hover{color:var(--accent)}
.btn-lg{padding:16px 32px;font-size:17px}
.btn:focus-visible,.channel-link:focus-visible,.header-cta:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:10px}

/* ---------- page hero ---------- */
.page-hero{background:var(--brand);color:#fff;padding:36px 0 56px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:auto 0 0 0;height:4px;background:var(--accent)}
.hero-grid{display:grid;gap:32px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:1.15fr .85fr;gap:48px}}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.6);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span.sep{color:rgba(255,255,255,.35)}
.hero-brandline{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);letter-spacing:.02em;margin-bottom:14px}
.hero-brandline i{width:8px;height:8px;background:var(--accent);display:inline-block;border-radius:2px}
.page-hero h1{color:#fff;font-size:30px;line-height:1.3;max-width:22em}
@media(min-width:1024px){.page-hero h1{font-size:44px}}
.hero-lead{margin-top:18px;font-size:16px;color:rgba(255,255,255,.8);line-height:1.8;max-width:34em}
@media(min-width:1024px){.hero-lead{font-size:18px}}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-points span{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.1);font-size:13px;color:rgba(255,255,255,.88)}
.hero-points span svg{color:var(--accent)}
.hero-media{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.25)}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-media .scorebar{position:absolute;left:16px;right:16px;bottom:16px;display:grid;grid-template-columns:repeat(3,1fr);background:rgba(14,46,40,.82);border-radius:var(--radius-m);padding:14px 8px;text-align:center;color:#fff}
.hero-media .scorebar div{font-size:12px;color:rgba(255,255,255,.7)}
.hero-media .scorebar strong{display:block;font-family:var(--font-num);font-size:20px;font-weight:800;color:#fff;letter-spacing:.01em}
@media(max-width:1023px){.hero-media img{aspect-ratio:4/3}}

/* ---------- generic section ---------- */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:80px 0}}
.section-sunken{background:var(--bg-sunken)}
.section-dark{background:var(--brand);color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--accent);margin-bottom:12px}
.section-head .eyebrow::before{content:"";width:22px;height:3px;background:var(--accent);display:inline-block;border-radius:2px}
.section-head h2{font-size:23px}
@media(min-width:1024px){.section-head h2{font-size:30px}}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.8}
.section-dark .section-head h2,.section-dark h2{color:#fff}
.section-dark .section-head p{color:rgba(255,255,255,.75)}

/* ---------- article stream (category 1 layout) ---------- */
.stream{border-top:1px solid var(--line)}
.stream-item{display:grid;gap:20px;padding:26px 0;border-bottom:1px solid var(--line);align-items:center}
@media(min-width:768px){.stream-item{grid-template-columns:260px 1fr}}
@media(min-width:1024px){.stream-item{grid-template-columns:300px 1fr;gap:32px;padding:32px 0}}
.stream-thumb{position:relative;border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1)}
.stream-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.stream-item:hover .stream-thumb img{transform:scale(1.04)}
.stream-thumb .idx{position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:30px;padding:0 8px;border-radius:999px;background:rgba(14,46,40,.86);color:#fff;font-family:var(--font-num);font-size:13px;font-weight:700}
.stream-body h3{font-size:19px;margin-bottom:10px}
@media(min-width:1024px){.stream-body h3{font-size:21px}}
.stream-body h3 a:hover{color:var(--accent)}
.stream-body p{color:var(--ink-2);font-size:16px;line-height:1.8;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.stream-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600}
.stream-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-3);display:inline-block}
.stream-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);margin-top:12px}
.stream-more svg{transition:transform .2s ease}
.stream-item:hover .stream-more{color:var(--accent)}
.stream-item:hover .stream-more svg{transform:translateX(4px)}

/* ---------- flow steps ---------- */
.flow{display:grid;gap:16px}
@media(min-width:768px){.flow{grid-template-columns:repeat(2,1fr);gap:20px}}
@media(min-width:1024px){.flow{grid-template-columns:repeat(3,1fr)}}
.flow-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);padding:24px;box-shadow:var(--shadow-1);transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.flow-card .num{font-family:var(--font-num);font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.06em}
.flow-card h3{font-size:18px;margin:10px 0 10px}
.flow-card p{color:var(--ink-2);font-size:15px;line-height:1.8;margin:0}
.flow-note{margin-top:28px;display:flex;gap:14px;align-items:flex-start;background:var(--accent-soft);border-radius:var(--radius-m);padding:20px 22px}
.flow-note svg{flex:0 0 auto;color:var(--accent);margin-top:3px}
.flow-note p{margin:0;font-size:15px;color:var(--ink);line-height:1.8}

/* ---------- compare table ---------- */
.compare{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1)}
.compare-row{display:grid;grid-template-columns:1fr;gap:6px;padding:18px 20px;border-bottom:1px solid var(--line)}
.compare-row:last-child{border-bottom:0}
@media(min-width:768px){.compare-row{grid-template-columns:280px 1fr;gap:20px;align-items:center}}
.compare-row.head{background:var(--bg-sunken);font-weight:700;color:var(--brand);font-size:15px;letter-spacing:.01em}
.compare-row .k{font-weight:600;color:var(--brand);font-size:15px;display:flex;align-items:center;gap:10px}
.compare-row .k i{width:8px;height:8px;border-radius:2px;background:var(--accent);display:inline-block;flex:0 0 auto}
.compare-row .v{color:var(--ink-2);font-size:15px;line-height:1.8}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer;padding:22px 0;font-size:17px;font-weight:600;color:var(--brand);transition:color .2s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--accent)}
.faq summary .ico{flex:0 0 auto;width:28px;height:28px;border-radius:999px;border:1.5px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--brand);transition:transform .25s ease,border-color .2s ease,color .2s ease}
.faq details[open] summary .ico{transform:rotate(45deg);border-color:var(--accent);color:var(--accent)}
.faq .answer{padding:0 0 24px 0;border-left:3px solid var(--accent);padding-left:18px;margin-left:2px;color:var(--ink-2);font-size:16px;line-height:1.85}
.faq .answer p{margin-bottom:.9em}
.faq .answer p:last-child{margin-bottom:0}

/* ---------- cta ---------- */
.cta-band{background:var(--accent-soft);border:1px solid #F6D9C9;border-radius:var(--radius-l);padding:32px 24px;display:grid;gap:22px;align-items:center}
@media(min-width:900px){.cta-band{grid-template-columns:1fr auto;padding:44px 48px;gap:40px}}
.cta-band .kicker{font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.04em;margin-bottom:10px;display:block}
.cta-band h2{font-size:22px}
@media(min-width:1024px){.cta-band h2{font-size:28px}}
.cta-band p{margin-top:12px;margin-bottom:0;color:var(--ink-2);font-size:16px;max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- related ---------- */
.related-grid{display:grid;gap:20px}
@media(min-width:640px){.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}
.rcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease;display:flex;flex-direction:column}
.rcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.rcard img{width:100%;aspect-ratio:16/9;object-fit:cover}
.rcard .rc-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard h3{font-size:17px;line-height:1.45}
.rcard:hover h3{color:var(--accent)}
.rcard p{color:var(--ink-2);font-size:15px;line-height:1.75;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard .rc-meta{margin-top:auto;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:10px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand);color:#fff;padding:52px 0 0;margin-top:0}
.footer-grid{display:grid;gap:32px;padding-bottom:40px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-name{font-size:17px;font-weight:700;color:#fff}
.footer-text{color:rgba(255,255,255,.68);font-size:15px;line-height:1.85;margin:0;max-width:36em}
.footer-col h4{font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:rgba(255,255,255,.55);font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:rgba(255,255,255,.82);font-size:15px;transition:color .2s ease}
.footer-links a:hover{color:var(--accent)}
.footer-contact{list-style:none;display:flex;flex-direction:column;gap:14px}
.footer-contact li{display:flex;gap:10px;color:rgba(255,255,255,.72);font-size:14px;line-height:1.75}
.footer-contact svg{flex:0 0 auto;margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom a{color:rgba(255,255,255,.8)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- back to top ---------- */
.to-top{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:999px;background:var(--brand);color:#fff;border:0;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-2);opacity:0;pointer-events:none;transition:opacity .3s ease,background .2s ease,transform .2s ease;z-index:60}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--accent);transform:translateY(-2px)}

/* roulang page: category2 */
:root{
  --bg:#F7F5F0;
  --bg-sunken:#EFEBE3;
  --surface:#FFFFFF;
  --brand:#0E2E28;
  --brand-2:#17453B;
  --accent:#FF5A1F;
  --accent-press:#E14A12;
  --accent-soft:#FFEDE4;
  --line:#DCD6CB;
  --ink:#16211E;
  --ink-2:#4A5A55;
  --ink-3:#8A9793;
  --ok:#2F7D5A;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:22px;
  --shadow-1:0 1px 2px rgba(14,46,40,.06);
  --shadow-2:0 8px 24px rgba(14,46,40,.08);
  --shadow-focus:0 0 0 3px rgba(255,90,31,.28);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,Barlow,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  text-align:left;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;color:var(--brand);}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
svg{display:block;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}
@media (min-width:1280px){.container{max-width:1280px;}}

:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:8px;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;transition:box-shadow .25s ease;}
.site-header.is-compact{box-shadow:var(--shadow-2);}
.topbar{background:var(--brand);color:#fff;}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:64px;transition:min-height .25s ease;}
.site-header.is-compact .topbar-inner{min-height:56px;}
.brand{display:flex;align-items:center;gap:12px;min-height:44px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:10px;background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;letter-spacing:.02em;
  font-family:Inter,Barlow,system-ui,sans-serif;
}
.brand-text strong{display:block;font-size:17px;font-weight:700;line-height:1.25;color:#fff;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:rgba(255,255,255,.62);line-height:1.4;}
.nav-search{
  display:flex;align-items:center;gap:6px;height:44px;flex:1;max-width:360px;margin-left:auto;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:10px;
  padding:0 6px 0 14px;transition:border-color .2s ease,background .2s ease;
}
.nav-search:focus-within{border-color:var(--accent);background:rgba(255,255,255,.12);}
.nav-search input{flex:1;min-width:0;height:42px;border:0;background:transparent;color:#fff;outline:none;font-size:15px;}
.nav-search input::placeholder{color:rgba(255,255,255,.55);}
.nav-search button{
  width:34px;height:34px;border:0;border-radius:8px;background:var(--accent);color:#fff;
  display:grid;place-items:center;cursor:pointer;transition:background .2s ease;
}
.nav-search button:hover{background:var(--accent-press);}
.topbar-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}

.channel-row{background:var(--brand-2);border-top:1px solid rgba(255,255,255,.08);}
.channel-inner{display:flex;align-items:center;gap:16px;min-height:52px;}
.channel-nav{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-flex;align-items:center;min-height:38px;padding:8px 14px;border-radius:8px;
  color:rgba(255,255,255,.78);font-weight:500;font-size:15px;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.channel-link:hover{color:#fff;background:rgba(255,255,255,.08);}
.channel-link.is-active{color:#fff;font-weight:600;}
.channel-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:2px;background:var(--accent);
}
.hot-chips{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0;}
.hot-label{font-size:12px;color:rgba(255,255,255,.5);letter-spacing:.04em;}
.hot-chip{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.8);font-size:13px;white-space:nowrap;transition:all .2s ease;
}
.hot-chip:hover{background:var(--accent);border-color:var(--accent);color:#fff;}

.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);border-radius:10px;
  background:rgba(255,255,255,.06);color:#fff;cursor:pointer;place-items:center;
}
.mobile-drawer{
  display:none;background:var(--brand);border-top:1px solid rgba(255,255,255,.1);padding:12px 0 18px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 4px;color:rgba(255,255,255,.82);font-size:16px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-drawer a.is-active{color:var(--accent);font-weight:600;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:10px;border:1.5px solid transparent;
  font-size:16px;font-weight:600;cursor:pointer;text-align:center;
  transition:background .25s cubic-bezier(.2,.7,.3,1),color .25s cubic-bezier(.2,.7,.3,1),transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease;
}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-press);transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-outline:hover{background:var(--brand);color:#fff;}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:#fff;background:transparent;}
.btn-outline-light:hover{background:#fff;color:var(--brand);border-color:#fff;}
.btn-lg{padding:16px 32px;font-size:17px;}
.btn-sm{min-height:40px;padding:9px 18px;font-size:15px;}
.btn-ghost{color:var(--brand);padding:6px 2px;min-height:auto;font-weight:600;border:0;background:transparent;}
.btn-ghost:hover{color:var(--accent);}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;color:#fff;
  background:linear-gradient(8deg,var(--brand) 0%,var(--brand-2) 100%);
  border-bottom:4px solid var(--accent);
  padding:32px 0 44px;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.6);margin-bottom:22px;}
.breadcrumb a{color:rgba(255,255,255,.78);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb span.sep{color:rgba(255,255,255,.35);}
.breadcrumb .current{color:#fff;}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center;}
.page-hero h1{color:#fff;font-size:44px;font-weight:800;letter-spacing:0;}
.hero-sub{margin-top:16px;font-size:18px;line-height:1.75;color:rgba(255,255,255,.78);max-width:36em;}
.hero-note{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;padding:8px 14px;border-radius:999px;
  background:rgba(255,90,31,.16);border:1px solid rgba(255,90,31,.42);color:#FFD9C9;font-size:13px;
}
.hero-media{border-radius:var(--radius-l);overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.28);aspect-ratio:16/10;}
.hero-media img{width:100%;height:100%;object-fit:cover;}

.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:14px;
  cursor:pointer;transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{background:rgba(255,255,255,.2);}
.chip.is-on{background:var(--accent);border-color:var(--accent);font-weight:600;}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);}
.chip.is-on .dot{background:#fff;}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0;}
.section-sunken{background:var(--bg-sunken);}
@media (min-width:1024px){.section{padding:80px 0;}}
.section-head{max-width:760px;margin-bottom:32px;}
.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.04em;}
.section-kicker::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--accent);}
.section-head h2{margin-top:12px;font-size:30px;}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:16px;}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.topic-card{
  position:relative;display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease,border-color .25s ease;
}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CBC3B4;}
.thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-sunken);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.topic-card:hover .thumb img{transform:scale(1.04);}
.index-badge{
  position:absolute;top:12px;left:12px;width:34px;height:34px;border-radius:9px;
  background:rgba(14,46,40,.88);color:#fff;display:grid;place-items:center;
  font-family:Inter,Barlow,system-ui,sans-serif;font-weight:800;font-size:13px;letter-spacing:.02em;
}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.02em;
  align-self:flex-start;
}
.card-title{font-size:21px;font-weight:700;line-height:1.4;color:var(--brand);}
.card-text{
  color:var(--ink-2);font-size:15px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{font-size:13px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.card-meta .sep{color:var(--line);}
.card-foot{margin-top:auto;padding-top:6px;}
.card-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;font-size:15px;transition:color .2s ease,gap .2s ease;}
.card-link:hover{color:var(--accent);gap:10px;}

/* ---------- 分页条 ---------- */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:40px;flex-wrap:wrap;}
.page-num{
  min-width:44px;height:44px;display:grid;place-items:center;padding:0 12px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);font-weight:600;font-size:15px;
  transition:all .2s ease;
}
.page-num:hover{border-color:var(--brand);color:var(--brand);}
.page-num.is-current{background:var(--accent);border-color:var(--accent);color:#fff;}
.page-num[aria-disabled="true"]{opacity:.42;pointer-events:none;}

/* ---------- 保障条 ---------- */
.assure{background:var(--brand);color:#fff;padding:44px 0;}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.assure-item{padding:4px 26px;border-left:1px solid rgba(255,255,255,.16);}
.assure-item:first-child{border-left:0;padding-left:0;}
.assure-icon{color:var(--accent);margin-bottom:12px;}
.assure-item h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:6px;}
.assure-item p{color:rgba(255,255,255,.68);font-size:14px;line-height:1.7;margin:0;}

/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.flow-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);padding:24px 22px;box-shadow:var(--shadow-1);}
.flow-num{
  font-family:Inter,Barlow,system-ui,sans-serif;font-size:28px;font-weight:800;color:var(--accent);
  line-height:1;letter-spacing:.02em;
}
.flow-item h3{margin-top:14px;font-size:18px;}
.flow-item p{margin-top:8px;color:var(--ink-2);font-size:15px;line-height:1.75;}

/* ---------- 对照两栏 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.compare-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);padding:28px;box-shadow:var(--shadow-1);}
.compare-card.is-alert{border-left:4px solid var(--accent);}
.compare-card.is-calm{border-left:4px solid var(--ok);}
.compare-card h3{font-size:20px;display:flex;align-items:center;gap:10px;}
.compare-tag{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;letter-spacing:.02em;}
.compare-card.is-alert .compare-tag{background:var(--accent-soft);color:var(--accent);}
.compare-card.is-calm .compare-tag{background:#E4F1EA;color:var(--ok);}
.compare-list{margin-top:18px;}
.compare-list li{
  position:relative;padding:12px 0 12px 22px;border-top:1px dashed var(--line);
  color:var(--ink-2);font-size:15.5px;line-height:1.75;
}
.compare-list li:first-child{border-top:0;}
.compare-list li::before{
  content:"";position:absolute;left:0;top:21px;width:7px;height:7px;border-radius:2px;background:var(--accent);
}
.compare-card.is-calm .compare-list li::before{background:var(--ok);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:var(--surface);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 56px 20px 24px;position:relative;
  font-size:17px;font-weight:600;color:var(--brand);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;width:10px;height:10px;
  border-right:2px solid var(--ink-3);border-bottom:2px solid var(--ink-3);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--accent);}
.faq-item summary:hover{color:var(--accent);}
.faq-answer{
  border-left:3px solid var(--accent);margin:0 24px 22px;padding:2px 0 2px 18px;
  color:var(--ink-2);font-size:16px;line-height:1.85;
}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--accent-soft);border:1px solid #FBD9C9;border-radius:var(--radius-l);
  padding:36px 40px;display:flex;align-items:center;gap:32px;justify-content:space-between;
}
.cta-block h2{font-size:28px;}
.cta-block p{margin-top:12px;color:var(--ink-2);font-size:16px;max-width:44em;}
.cta-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap;}

/* ---------- 相关阅读 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.related-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:10px;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s ease;
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.related-card h3{font-size:18px;line-height:1.5;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand);color:#fff;padding:56px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.4fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-name{font-size:17px;font-weight:700;color:#fff;}
.footer-text{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.8;max-width:34em;}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:.04em;color:rgba(255,255,255,.55);margin-bottom:16px;text-transform:uppercase;}
.footer-links a{display:block;padding:7px 0;color:rgba(255,255,255,.76);font-size:15px;transition:color .2s ease,transform .2s ease;}
.footer-links a:hover{color:var(--accent);transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;color:rgba(255,255,255,.7);font-size:14.5px;line-height:1.75;padding:6px 0;}
.footer-contact svg{flex-shrink:0;margin-top:5px;color:var(--accent);}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  color:rgba(255,255,255,.6);font-size:14px;
}
.footer-bottom a{color:rgba(255,255,255,.78);transition:color .2s ease;}
.footer-bottom a:hover{color:var(--accent);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;border:0;
  background:var(--brand);color:#fff;display:grid;place-items:center;cursor:pointer;z-index:60;
  opacity:0;visibility:hidden;transform:translateY(8px);box-shadow:var(--shadow-2);
  transition:opacity .25s ease,visibility .25s ease,transform .25s ease,background .2s ease;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-search{display:none;}
  .menu-toggle{display:grid;}
  .topbar-actions .btn{display:none;}
  .hot-chips{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-media{max-width:560px;}
  .page-hero h1{font-size:34px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:repeat(2,1fr);gap:0;}
  .assure-item{padding:20px 22px;border-left:0;border-top:1px solid rgba(255,255,255,.14);}
  .assure-item:first-child{border-top:0;padding-left:22px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .compare-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
  .cta-block{flex-direction:column;align-items:flex-start;}
}

@media (max-width:639px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .brand-text em{display:none;}
  .page-hero{padding:24px 0 34px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .section{padding:44px 0;}
  .section-head h2{font-size:23px;}
  .card-grid{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .assure-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .cta-block{padding:26px 22px;}
  .cta-block h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .to-top{right:16px;bottom:16px;}
  .channel-link{padding:8px 12px;font-size:14px;}
  .card-title{font-size:19px;}
}

/* roulang page: category3 */
:root{
    --bg:#F7F5F0;
    --bg-sunken:#EFEBE3;
    --surface:#FFFFFF;
    --brand:#0E2E28;
    --brand-2:#17453B;
    --accent:#FF5A1F;
    --accent-press:#E14A12;
    --accent-soft:#FFEDE4;
    --line:#DCD6CB;
    --ink:#16211E;
    --ink-2:#4A5A55;
    --ink-3:#8A9793;
    --ok:#2F7D5A;
    --radius-s:8px;
    --radius-m:14px;
    --radius-l:22px;
    --shadow-1:0 1px 2px rgba(14,46,40,.06);
    --shadow-2:0 8px 24px rgba(14,46,40,.08);
    --shadow-focus:0 0 0 3px rgba(255,90,31,.28);
    --font-cn:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body.page-body{
    margin:0;
    font-family:var(--font-cn);
    font-size:17px;
    line-height:1.85;
    color:var(--ink);
    background:var(--bg);
    text-align:left;
  }
  h1,h2,h3,h4,p,figure{margin:0}
  img{max-width:100%;display:block;height:auto}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit}
  ul,ol{list-style:none;margin:0;padding:0}
  hr{border:0;border-top:1px solid var(--line)}

  :focus-visible{outline:none;box-shadow:var(--shadow-focus);border-radius:10px}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:1024px){.container{padding:0 32px}}
  @media (min-width:1280px){.container{max-width:1280px}}

  /* ---------- 头部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:var(--brand);
    color:#fff;
    transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-2)}
  .topbar{
    display:flex;align-items:center;gap:16px;
    min-height:56px;transition:min-height .25s ease;
  }
  .site-header.is-scrolled .topbar{min-height:48px}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:34px;height:34px;flex:0 0 34px;
    display:grid;place-items:center;
    border-radius:10px;
    background:var(--accent);
    color:#fff;font-weight:800;font-size:13px;letter-spacing:.02em;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2}
  .brand-name{font-size:17px;font-weight:700;color:#fff;white-space:nowrap}
  .brand-sub{display:none;font-size:12px;color:rgba(255,255,255,.58)}
  @media (min-width:768px){.brand-sub{display:block}}

  .topbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
  .search-form{display:none;align-items:center;gap:8px}
  @media (min-width:900px){.search-form{display:flex}}
  .search-input{
    height:40px;width:220px;padding:0 14px;
    border-radius:10px;
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.08);
    color:#fff;
    transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
  }
  .search-input::placeholder{color:rgba(255,255,255,.55)}
  .search-input:focus{border-color:var(--accent);background:rgba(255,255,255,.14)}
  .search-btn{
    height:40px;padding:0 18px;
    border:0;border-radius:10px;
    background:var(--accent);color:#fff;font-weight:600;
    cursor:pointer;transition:background .2s ease,transform .2s ease;
  }
  .search-btn:hover{background:var(--accent-press);transform:translateY(-1px)}

  .header-cta{
    display:inline-flex;align-items:center;justify-content:center;
    min-height:40px;padding:0 18px;
    border-radius:10px;
    background:var(--accent);color:#fff;
    font-size:15px;font-weight:600;
    transition:background .2s ease,transform .2s ease;
  }
  .header-cta:hover{background:var(--accent-press);transform:translateY(-1px)}

  .drawer-toggle{
    display:inline-flex;flex-direction:column;justify-content:center;gap:4px;
    width:44px;height:44px;padding:0 11px;
    border:1px solid rgba(255,255,255,.24);
    border-radius:10px;background:transparent;cursor:pointer;
  }
  .drawer-toggle span{display:block;height:2px;background:#fff;border-radius:2px}
  @media (min-width:768px){.drawer-toggle{display:none}}

  .channel-nav{
    display:none;
    gap:4px;
    overflow-x:auto;
    border-top:1px solid rgba(255,255,255,.12);
    scrollbar-width:none;
  }
  .channel-nav::-webkit-scrollbar{display:none}
  @media (min-width:768px){.channel-nav{display:flex}}

  .channel-link{
    position:relative;
    display:inline-block;
    padding:12px 14px;
    font-size:15px;font-weight:500;
    color:rgba(255,255,255,.76);
    white-space:nowrap;
    transition:color .2s ease;
  }
  .channel-link:hover{color:#fff}
  .channel-link.is-active{color:#fff}
  .channel-link.is-active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
    background:var(--accent);border-radius:3px 3px 0 0;
  }

  .mobile-drawer{
    display:none;
    background:var(--brand);
    border-top:1px solid rgba(255,255,255,.12);
    padding:12px 0 20px;
  }
  .mobile-drawer.is-open{display:block}
  @media (min-width:768px){.mobile-drawer.is-open{display:none}}
  .drawer-nav{display:flex;flex-direction:column;gap:2px}
  .drawer-nav a{
    display:flex;align-items:center;min-height:46px;
    padding:0 4px;font-size:16px;
    color:rgba(255,255,255,.82);
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .drawer-nav a.is-active{color:#fff;font-weight:600}
  .drawer-nav a.is-active::before{
    content:"";width:6px;height:6px;border-radius:50%;
    background:var(--accent);margin-right:10px;
  }
  .drawer-search{display:flex;gap:8px;margin-top:16px}
  .drawer-search input{
    flex:1;height:44px;padding:0 14px;border-radius:10px;
    border:1px solid rgba(255,255,255,.22);
    background:rgba(255,255,255,.08);color:#fff;
  }
  .drawer-search input::placeholder{color:rgba(255,255,255,.55)}

  /* ---------- 页面首屏 ---------- */
  .page-hero{
    position:relative;
    color:#fff;
    border-bottom:4px solid var(--accent);
    background-image:linear-gradient(100deg,rgba(14,46,40,.95),rgba(23,69,59,.86)),url('/assets/images/backpic/back-1.webp');
    background-size:cover;
    background-position:center;
    padding:48px 0 52px;
  }
  @media (min-width:1024px){.page-hero{padding:64px 0 72px}}
  .breadcrumb{
    display:flex;align-items:center;gap:8px;flex-wrap:wrap;
    font-size:14px;color:rgba(255,255,255,.66);
    margin-bottom:24px;
  }
  .breadcrumb a:hover{color:#fff}
  .breadcrumb .sep{color:rgba(255,255,255,.35)}
  .hero-tag{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:999px;
    background:rgba(255,90,31,.16);
    border:1px solid rgba(255,90,31,.42);
    color:#FFD8C6;font-size:13px;font-weight:600;
    margin-bottom:18px;
  }
  .hero-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
  .page-hero h1{
    font-size:30px;line-height:1.3;font-weight:800;
    max-width:22ch;
  }
  @media (min-width:768px){.page-hero h1{font-size:38px}}
  @media (min-width:1024px){.page-hero h1{font-size:44px;line-height:1.25}}
  .hero-lead{
    margin-top:18px;
    font-size:17px;line-height:1.85;
    color:rgba(255,255,255,.82);
    max-width:62ch;
  }
  @media (min-width:1024px){.hero-lead{font-size:18px}}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:12px 24px;
    border-radius:10px;border:1.5px solid transparent;
    font-size:16px;font-weight:600;cursor:pointer;
    transition:background .25s cubic-bezier(.2,.7,.3,1),color .25s cubic-bezier(.2,.7,.3,1),transform .25s cubic-bezier(.2,.7,.3,1),border-color .25s cubic-bezier(.2,.7,.3,1);
  }
  .btn-primary{background:var(--accent);color:#fff}
  .btn-primary:hover{background:var(--accent-press);transform:translateY(-1px)}
  .btn-primary:active{transform:translateY(0)}
  .btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
  .btn-outline:hover{background:var(--brand);color:#fff}
  .btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
  .btn-outline-light:hover{background:#fff;color:var(--brand);border-color:#fff}
  .btn-lg{padding:16px 32px;font-size:17px}

  /* ---------- 通用板块 ---------- */
  .section{padding:56px 0}
  @media (min-width:1024px){.section{padding:80px 0}}
  .section-sunken{background:var(--bg-sunken)}
  .section-dark{background:linear-gradient(8deg,var(--brand),var(--brand-2));color:#fff}

  .section-head{max-width:760px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:600;color:var(--accent);
    letter-spacing:.02em;margin-bottom:12px;
  }
  .eyebrow::before{content:"";width:18px;height:3px;border-radius:3px;background:var(--accent)}
  .section-head h2{
    font-size:23px;line-height:1.35;font-weight:700;color:var(--brand);
  }
  @media (min-width:1024px){.section-head h2{font-size:30px}}
  .section-head p{margin-top:14px;font-size:16px;color:var(--ink-2);line-height:1.85}
  .section-dark .section-head h2{color:#fff}
  .section-dark .section-head p{color:rgba(255,255,255,.76)}

  /* ---------- 速览数据卡 ---------- */
  .fact-grid{
    display:grid;gap:20px;margin-top:36px;
    grid-template-columns:1fr;
  }
  @media (min-width:640px){.fact-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.fact-grid{grid-template-columns:repeat(4,1fr);gap:24px}}
  .fact-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:22px;
    box-shadow:var(--shadow-1);
    transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s cubic-bezier(.2,.7,.3,1);
  }
  .fact-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
  .fact-num{
    font-family:"Inter","Barlow",var(--font-cn);
    font-size:30px;font-weight:800;color:var(--brand);
    line-height:1.1;letter-spacing:-.01em;
  }
  .fact-num em{font-style:normal;font-size:15px;font-weight:600;color:var(--accent);margin-left:4px}
  .fact-label{
    margin-top:10px;font-size:15px;font-weight:600;color:var(--ink);
  }
  .fact-desc{margin-top:6px;font-size:14px;line-height:1.7;color:var(--ink-3)}

  /* ---------- 时间线 ---------- */
  .timeline{position:relative;margin-top:40px}
  .timeline::before{
    content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;
    background:linear-gradient(180deg,rgba(255,90,31,.9),rgba(255,90,31,.12));
  }
  .tl-item{
    position:relative;
    display:grid;
    grid-template-columns:1fr;
    gap:12px;
    padding:0 0 32px 32px;
  }
  .tl-item:last-child{padding-bottom:0}
  @media (min-width:900px){
    .tl-item{grid-template-columns:170px 1fr;gap:28px;padding-left:32px}
  }
  .tl-node{display:flex;align-items:center;gap:10px}
  .tl-dot{
    position:absolute;left:0;top:8px;
    width:16px;height:16px;border-radius:50%;
    background:var(--surface);
    border:3px solid var(--accent);
  }
  .tl-step{
    font-family:"Inter","Barlow",var(--font-cn);
    font-size:13px;font-weight:700;color:var(--accent);
    letter-spacing:.04em;
  }
  @media (min-width:900px){
    .tl-node{flex-direction:column;align-items:flex-start;gap:6px;position:relative}
    .tl-dot{position:static;margin-bottom:6px}
  }
  .tl-body{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:22px;
    box-shadow:var(--shadow-1);
    transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s cubic-bezier(.2,.7,.3,1);
  }
  .tl-body:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
  .tl-body h3{font-size:18px;font-weight:700;color:var(--brand);line-height:1.4}
  @media (min-width:1024px){.tl-body h3{font-size:21px}}
  .tl-body p{margin-top:10px;font-size:16px;line-height:1.85;color:var(--ink-2)}
  .check-list{margin-top:14px;display:flex;flex-direction:column;gap:8px}
  .check-list li{
    position:relative;padding-left:22px;
    font-size:15px;line-height:1.75;color:var(--ink-2);
  }
  .check-list li::before{
    content:"";position:absolute;left:0;top:11px;
    width:8px;height:8px;border-radius:2px;background:var(--accent-soft);
    border:1.5px solid var(--accent);
  }

  /* ---------- 对照区 ---------- */
  .compare-grid{
    display:grid;gap:20px;margin-top:36px;grid-template-columns:1fr;
  }
  @media (min-width:900px){.compare-grid{grid-template-columns:1fr 1fr;gap:24px}}
  .compare-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    padding:26px;
    box-shadow:var(--shadow-1);
  }
  .compare-card.is-ok{border-top:4px solid var(--ok)}
  .compare-card.is-warn{border-top:4px solid var(--accent)}
  .compare-head{display:flex;align-items:center;gap:10px}
  .compare-head h3{font-size:19px;font-weight:700;color:var(--brand)}
  .compare-badge{
    display:inline-flex;align-items:center;
    padding:4px 12px;border-radius:999px;
    font-size:12px;font-weight:700;
  }
  .is-ok .compare-badge{background:#E7F2EC;color:var(--ok)}
  .is-warn .compare-badge{background:var(--accent-soft);color:var(--accent)}
  .compare-list{margin-top:18px;display:flex;flex-direction:column;gap:14px}
  .compare-list li{
    display:flex;gap:12px;
    padding-bottom:14px;border-bottom:1px solid var(--line);
    font-size:15.5px;line-height:1.8;color:var(--ink-2);
  }
  .compare-list li:last-child{border-bottom:0;padding-bottom:0}
  .compare-list svg{flex:0 0 18px;margin-top:6px}

  /* ---------- 图文区块 ---------- */
  .media-block{
    display:grid;gap:28px;align-items:center;
    grid-template-columns:1fr;margin-top:36px;
  }
  @media (min-width:900px){
    .media-block{grid-template-columns:6fr 6fr;gap:40px}
    .media-block.is-reverse .media-figure{order:2}
  }
  .media-figure{
    border-radius:var(--radius-m);
    overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--shadow-1);
    aspect-ratio:16/10;
    background:var(--bg-sunken);
  }
  .media-figure img{width:100%;height:100%;object-fit:cover}
  .media-copy h3{font-size:21px;font-weight:700;color:var(--brand);line-height:1.4}
  .media-copy p{margin-top:14px;font-size:16px;line-height:1.85;color:var(--ink-2)}
  .mini-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
  .mini-list li{
    display:flex;gap:12px;align-items:flex-start;
    font-size:15.5px;line-height:1.75;color:var(--ink-2);
  }
  .mini-list .idx{
    flex:0 0 26px;height:26px;border-radius:8px;
    display:grid;place-items:center;
    background:var(--accent-soft);color:var(--accent);
    font-size:13px;font-weight:700;
    font-family:"Inter","Barlow",var(--font-cn);
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{margin-top:36px;max-width:900px}
  .faq-item{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    margin-bottom:12px;
    overflow:hidden;
    transition:box-shadow .25s ease,border-color .25s ease;
  }
  .faq-item:hover{box-shadow:var(--shadow-1)}
  .faq-item[open]{border-color:#CBD8D2;box-shadow:var(--shadow-2)}
  .faq-item summary{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 22px;
    font-size:17px;font-weight:600;color:var(--brand);
    cursor:pointer;list-style:none;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-icon{
    flex:0 0 26px;width:26px;height:26px;border-radius:50%;
    display:grid;place-items:center;
    background:var(--accent-soft);color:var(--accent);
    font-size:15px;font-weight:700;line-height:1;
    transition:transform .25s ease;
  }
  .faq-item[open] .faq-icon{transform:rotate(45deg)}
  .faq-answer{
    padding:0 22px 22px 25px;
    margin-left:0;
    border-left:3px solid var(--accent);
    margin-left:22px;
    padding-left:18px;
    font-size:16px;line-height:1.85;color:var(--ink-2);
  }

  /* ---------- CTA ---------- */
  .cta-band{
    background:linear-gradient(8deg,var(--brand),var(--brand-2));
    border-radius:var(--radius-l);
    padding:34px 26px;
    color:#fff;
    display:grid;gap:24px;align-items:center;
    grid-template-columns:1fr;
    box-shadow:var(--shadow-2);
  }
  @media (min-width:900px){
    .cta-band{grid-template-columns:1fr auto;padding:46px 48px;gap:40px}
  }
  .cta-band h2{font-size:23px;font-weight:700;line-height:1.4}
  @media (min-width:1024px){.cta-band h2{font-size:30px}}
  .cta-band p{margin-top:12px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.78);max-width:56ch}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}

  /* ---------- 相关阅读 ---------- */
  .card-grid{
    display:grid;gap:20px;margin-top:36px;grid-template-columns:1fr;
  }
  @media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr);gap:24px}}
  .info-card{
    display:flex;flex-direction:column;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-m);
    overflow:hidden;
    box-shadow:var(--shadow-1);
    transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s cubic-bezier(.2,.7,.3,1);
  }
  .info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
  .card-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-sunken)}
  .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .info-card:hover .card-thumb img{transform:scale(1.04)}
  .card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
  .badge{
    display:inline-flex;align-items:center;
    align-self:flex-start;
    padding:4px 12px;border-radius:999px;
    background:var(--accent-soft);color:var(--accent);
    font-size:12px;font-weight:700;
  }
  .card-body h3{font-size:18px;font-weight:700;line-height:1.5;color:var(--brand)}
  .card-body p{font-size:15px;line-height:1.75;color:var(--ink-2)}
  .card-meta{
    margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
    font-size:13px;color:var(--ink-3);
  }
  .card-link{
    display:inline-flex;align-items:center;gap:6px;
    font-size:15px;font-weight:600;color:var(--brand);
    padding-top:4px;
  }
  .card-link:hover{color:var(--accent)}
  .card-link svg{transition:transform .25s ease}
  .card-link:hover svg{transform:translateX(3px)}

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--brand);
    color:rgba(255,255,255,.72);
    padding:56px 0 24px;
    margin-top:0;
  }
  .footer-grid{
    display:grid;gap:32px;grid-template-columns:1fr;
  }
  @media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}}
  .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
  .footer-name{color:#fff;font-size:17px;font-weight:700}
  .footer-text{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.66);max-width:42ch}
  .footer-col h4{
    font-size:13px;font-weight:700;color:#fff;
    letter-spacing:.04em;margin-bottom:14px;
  }
  .footer-links{display:flex;flex-direction:column;gap:10px}
  .footer-links a{font-size:14.5px;color:rgba(255,255,255,.72);transition:color .2s ease}
  .footer-links a:hover{color:var(--accent)}
  .footer-contact{display:flex;flex-direction:column;gap:12px}
  .footer-contact li{
    display:flex;gap:10px;align-items:flex-start;
    font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.66);
  }
  .footer-contact svg{flex:0 0 16px;margin-top:5px}
  .footer-bottom{
    margin-top:40px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.14);
    display:flex;flex-wrap:wrap;gap:12px;
    align-items:center;justify-content:space-between;
    font-size:13.5px;color:rgba(255,255,255,.6);
  }
  .footer-bottom a{color:rgba(255,255,255,.78)}
  .footer-bottom a:hover{color:var(--accent)}

  /* ---------- 返回顶部 ---------- */
  .back-top{
    position:fixed;right:20px;bottom:24px;z-index:60;
    width:44px;height:44px;border-radius:50%;
    display:grid;place-items:center;
    background:var(--brand);color:#fff;
    border:0;cursor:pointer;
    box-shadow:var(--shadow-2);
    opacity:0;visibility:hidden;
    transform:translateY(8px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .25s ease;
  }
  .back-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
  .back-top:hover{background:var(--accent)}

  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important}
    html{scroll-behavior:auto}
  }