/* roulang page: index */
:root{
  --brand:#B0452F;
  --brand-dark:#9A3A26;
  --deep:#16302B;
  --walnut:#8C6A4F;
  --gold:#C9A227;
  --bg:#FBF8F3;
  --bg-alt:#F2ECE2;
  --card:#FFFFFF;
  --text:#1C1B18;
  --text-2:#6B675E;
  --text-3:#9A958A;
  --line:#E5DDD0;
  --on-dark:#F5F1E8;
  --r-s:8px;
  --r-m:12px;
  --r-l:16px;
  --r-xl:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,27,24,.05);
  --sh-2:0 12px 28px rgba(28,27,24,.10);
  --sh-d:0 8px 24px rgba(0,0,0,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:360ms;
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",Helvetica,sans-serif;
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;background-color:transparent;transition:color var(--t) var(--ease),opacity var(--t) var(--ease);}
a:hover{color:var(--walnut);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--text);margin:0;letter-spacing:.02em;line-height:1.35;}
h1{font-size:40px;line-height:1.3;letter-spacing:-.01em;}
h2{font-size:28px;}
h3{font-size:20px;line-height:1.45;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
::selection{background:rgba(176,69,47,.16);}

/* ---------- 布局骨架 ---------- */
.container{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;}
.grid-x{display:flex;flex-flow:row wrap;margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{flex:0 0 auto;padding-left:12px;padding-right:12px;min-width:0;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--alt{background:var(--bg-alt);}
.section--paper{background:var(--bg);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--walnut);
  text-transform:uppercase;margin-bottom:16px;font-weight:600;
}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--brand);display:inline-block;}
.section-desc{color:var(--text-2);font-size:16px;margin-top:16px;}

/* ---------- 顶部状态条 ---------- */
.topbar{background:var(--deep);color:var(--on-dark);font-size:13px;letter-spacing:.02em;}
.topbar-inner{height:36px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-inner span{color:rgba(245,241,232,.82);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-link{color:var(--gold);border-bottom:1px solid rgba(201,162,39,.5);line-height:1.4;transition:color var(--t) var(--ease),border-color var(--t) var(--ease);}
.topbar-link:hover{color:#E7C557;border-color:#E7C557;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t) var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(28,27,24,.07);}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;height:38px;border-radius:var(--r-m);
  background:var(--brand);color:var(--on-dark);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;flex:0 0 auto;
}
.brand-text{font-family:var(--serif);font-weight:700;letter-spacing:.02em;font-size:19px;line-height:1.2;}
.brand-short{display:none;}
.main-nav{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--text-2);
  padding:6px 0;transition:color var(--t) var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);color:#FFF8F4;
  padding:11px 22px;border-radius:var(--r-s);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  transition:background var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.nav-cta:hover{background:var(--brand-dark);color:#FFF8F4;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28);}
.nav-cta:active{transform:translateY(0);box-shadow:none;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-s);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  border:1px solid var(--line);
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--text);transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg);
  padding:12px 0 24px;
}
.drawer.is-open{display:block;animation:drawerIn 280ms var(--ease);}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px);}to{opacity:1;transform:translateY(0);}}
.drawer-list{display:flex;flex-direction:column;}
.drawer-list a{
  display:block;padding:14px 4px 14px 16px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line);position:relative;transition:color var(--t) var(--ease),background var(--t) var(--ease);
}
.drawer-list a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--brand);
  opacity:0;border-radius:2px;transition:opacity var(--t) var(--ease);
}
.drawer-list a:hover{color:var(--text);background:rgba(176,69,47,.05);}
.drawer-list a.is-active{color:var(--text);font-weight:600;}
.drawer-list a.is-active::before{opacity:1;}
.drawer-cta{margin-top:18px;display:block;text-align:center;}
.drawer-close{
  position:absolute;right:20px;top:12px;width:40px;height:40px;border-radius:var(--r-s);
  border:1px solid var(--line);color:var(--text-2);display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{color:var(--brand);border-color:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:10px;
  font-size:16px;font-weight:600;letter-spacing:.02em;
  transition:background var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.btn-primary{background:var(--brand);color:#FFF8F4;box-shadow:0 1px 2px rgba(176,69,47,.2);}
.btn-primary:hover{background:var(--brand-dark);color:#FFF8F4;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--brand);border:1px solid var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#FFF8F4;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:var(--on-dark);color:var(--deep);}
.btn-light:hover{background:#FFFFFF;color:var(--deep);transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:var(--on-dark);border:1px solid rgba(245,241,232,.45);}
.btn-outline-light:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-row{display:flex;flex-wrap:wrap;gap:16px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand);
  background-image:linear-gradient(var(--brand),var(--brand));
  background-repeat:no-repeat;background-position:0 100%;background-size:0 1px;
  padding-bottom:3px;transition:background-size var(--t) var(--ease),color var(--t) var(--ease);
}
.link-arrow:hover{color:var(--brand-dark);background-size:100% 1px;}
.link-arrow i{font-size:12px;transition:transform var(--t) var(--ease);}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:88px 0 96px;
  background-color:var(--bg);
  background-image:repeating-linear-gradient(135deg,rgba(176,69,47,.05) 0 2px,transparent 2px 14px);
}
.hero::before{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:56px;
  background:rgba(176,69,47,.06);transform:rotate(18deg);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero-copy{padding-right:24px;}
.hero h1{font-size:42px;margin-bottom:20px;}
.hero-sub{font-size:18px;line-height:1.8;color:var(--text-2);max-width:520px;margin-bottom:32px;}
.hero-media{position:relative;padding-bottom:28px;}
.hero-figure{position:relative;border-radius:var(--r-xl);overflow:hidden;}
.hero-figure img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:var(--r-xl);}
.hero-figure::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-xl);
  background:rgba(176,69,47,.12);
  border:1px solid rgba(245,241,232,.7);
  pointer-events:none;
}
.hero-float{
  position:absolute;right:-8px;bottom:0;width:250px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  padding:18px 20px;box-shadow:var(--sh-2);
}
.hero-float .tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--walnut);margin-bottom:8px;}
.hero-float p{font-size:14px;line-height:1.7;color:var(--text-2);margin-bottom:10px;}
.trust-row{
  display:flex;flex-wrap:wrap;gap:12px 40px;align-items:center;
  margin-top:40px;padding-top:28px;border-top:1px solid var(--line);
}
.trust-item{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2);letter-spacing:.02em;}
.trust-item i{color:var(--walnut);font-size:15px;}

/* ---------- 痛点区 ---------- */
.pain-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  padding:32px 28px;height:100%;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
  position:relative;overflow:hidden;
}
.pain-card::before{content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:var(--brand);opacity:0;transition:opacity var(--t) var(--ease);}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCCFC0;}
.pain-card:hover::before{opacity:1;}
.pain-num{
  font-family:var(--serif);font-size:44px;line-height:1;color:rgba(176,69,47,.22);
  font-weight:700;margin-bottom:14px;letter-spacing:-.02em;
}
.pain-card h3{margin-bottom:10px;}
.pain-card p{color:var(--text-2);font-size:15px;line-height:1.8;}
.pain-sink{margin-top:32px;}
.pain-sink2{margin-top:64px;}

/* ---------- 解决方案（交错） ---------- */
.step{display:flex;align-items:center;gap:48px;margin-bottom:72px;}
.step:last-child{margin-bottom:0;}
.step--reverse{flex-direction:row-reverse;}
.step-media{flex:1 1 46%;position:relative;}
.step-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-xl);border:1px solid var(--line);}
.step-body{flex:1 1 54%;}
.step-index{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(176,69,47,.09);color:var(--brand);
  font-family:var(--serif);font-weight:700;font-size:16px;margin-bottom:18px;
}
.step-body h3{margin-bottom:12px;font-size:22px;}
.step-body p{color:var(--text-2);font-size:15.5px;line-height:1.85;}
.step-list{margin-top:16px;}
.step-list li{position:relative;padding-left:20px;font-size:15px;color:var(--text-2);line-height:1.9;}
.step-list li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--gold);}

/* ---------- 数据区 ---------- */
.stats{background:var(--deep);color:var(--on-dark);padding:112px 0;position:relative;overflow:hidden;}
.stats::after{
  content:"";position:absolute;left:0;right:0;top:0;height:100%;
  background-image:repeating-linear-gradient(45deg,rgba(245,241,232,.03) 0 2px,transparent 2px 16px);
  pointer-events:none;
}
.stats .container{position:relative;z-index:2;}
.stats h2{color:var(--on-dark);}
.stats-desc{color:rgba(245,241,232,.72);font-size:15.5px;margin-top:16px;max-width:640px;}
.stat-item{border-left:1px solid rgba(255,255,255,.14);padding-left:24px;}
.stat-num{font-family:var(--serif);font-size:48px;line-height:1.05;color:var(--on-dark);letter-spacing:-.02em;}
.stat-num small{font-size:18px;margin-left:4px;color:var(--gold);font-family:var(--sans);font-weight:600;}
.stat-label{margin-top:12px;font-size:14px;color:rgba(245,241,232,.72);line-height:1.7;}

/* ---------- 列表卡片 ---------- */
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  overflow:hidden;box-shadow:var(--sh-1);color:var(--text);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCCFC0;color:var(--text);}
.post-thumb{position:relative;overflow:hidden;background:var(--bg-alt);}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 420ms var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.badge{
  display:inline-block;align-self:flex-start;
  background:rgba(176,69,47,.1);color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.02em;
  padding:4px 12px;border-radius:var(--r-pill);margin-bottom:14px;
}
.post-body h3{
  font-size:18px;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body .excerpt{
  color:var(--text-2);font-size:14px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:18px;
}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.post-foot .more{color:var(--brand);font-weight:600;font-size:13px;}
.empty-card{
  border:1px dashed rgba(176,69,47,.35);border-radius:var(--r-l);
  padding:56px 24px;text-align:center;background:rgba(255,255,255,.6);
}
.empty-card i{font-size:26px;color:var(--brand);opacity:.6;display:block;margin-bottom:14px;}
.empty-card p{color:var(--text-2);font-size:15px;margin:0;}

/* ---------- 证言 ---------- */
.quote-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:36px 34px;height:100%;box-shadow:var(--sh-1);
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.quote-mark{font-family:var(--serif);font-size:40px;line-height:1;color:rgba(201,162,39,.55);margin-bottom:10px;}
.quote-card p{font-size:16px;line-height:1.9;color:var(--text);}
.quote-meta{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--text-2);}
.quote-meta strong{display:block;font-family:var(--serif);font-size:15px;color:var(--text);font-weight:700;margin-bottom:4px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
ul.faq-acc{border:0;background:transparent;margin:0;}
ul.faq-acc li.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
ul.faq-acc li.accordion-item:first-child{border-top:1px solid var(--line);}
ul.faq-acc .accordion-title{
  position:relative;display:block;
  padding:22px 48px 22px 0;margin:0;
  background:transparent;border:0;
  font-size:16px;font-weight:700;font-family:var(--sans);color:var(--text);
  line-height:1.6;letter-spacing:.01em;
  transition:color var(--t) var(--ease);
}
ul.faq-acc .accordion-title:hover{color:var(--brand);}
ul.faq-acc .accordion-title:focus{outline:2px solid var(--brand);outline-offset:2px;}
ul.faq-acc .accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;
  font-family:var(--serif);font-size:24px;font-weight:400;line-height:1;color:var(--text-2);
  transform:translateY(-50%);transform-origin:center;
  transition:transform var(--t) var(--ease),color var(--t) var(--ease);
  width:auto;height:auto;background:none;border:0;
}
ul.faq-acc .accordion-item.is-active>.accordion-title{color:var(--brand);}
ul.faq-acc .accordion-item.is-active>.accordion-title::before{content:"+";color:var(--brand);transform:translateY(-50%) rotate(45deg);}
ul.faq-acc .accordion-content{
  padding:0 56px 24px 0;margin:0;border:0;background:transparent;
  color:var(--text-2);font-size:15px;line-height:1.9;
}
ul.faq-acc .accordion-content p{margin-bottom:.9em;}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--deep);color:var(--on-dark);padding:96px 0;position:relative;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;right:-100px;bottom:-120px;width:420px;height:420px;border-radius:48px;
  background:rgba(201,162,39,.08);transform:rotate(14deg);pointer-events:none;
}
.cta-band .container{position:relative;z-index:2;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cta-band h2{color:var(--on-dark);font-size:30px;margin-bottom:12px;}
.cta-band p{color:rgba(245,241,232,.75);font-size:15.5px;max-width:560px;margin:0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:rgba(245,241,232,.72);padding:0 0 0;position:relative;}
.footer-deco{
  height:6px;
  background-image:repeating-linear-gradient(90deg,rgba(245,241,232,.12) 0 2px,transparent 2px 12px);
}
.footer-main{padding:72px 0 40px;}
.footer-brand .brand-text{color:var(--on-dark);}
.footer-brand p{font-size:13.5px;line-height:2;color:rgba(245,241,232,.65);margin-top:18px;max-width:300px;}
.footer-col h4{
  font-family:var(--sans);font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);margin-bottom:18px;font-weight:700;
}
.footer-col ul li{margin-bottom:8px;}
.footer-col a,.footer-col span{font-size:13.5px;line-height:2;color:rgba(245,241,232,.72);display:inline-block;transition:color var(--t) var(--ease),transform var(--t) var(--ease);}
.footer-col a:hover{color:var(--gold);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 30px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(245,241,232,.55);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1200px){
  .hero h1{font-size:38px;}
}
@media screen and (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:76px 0;}
  .section--tight{padding:60px 0;}
  .stats{padding:80px 0;}
  .cta-band{padding:76px 0;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;}
  .hero{padding:64px 0 76px;}
  .hero h1{font-size:32px;}
  .hero-copy{padding-right:0;margin-bottom:52px;}
  .hero-figure img{aspect-ratio:16/10;}
  .hero-float{position:static;width:auto;margin-top:20px;box-shadow:var(--sh-1);}
  .step{flex-direction:column;align-items:stretch;gap:24px;margin-bottom:56px;}
  .step--reverse{flex-direction:column;}
  .step-body{flex:1 1 auto;}
  .pain-sink,.pain-sink2{margin-top:0;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:20px;margin-top:24px;}
  .stat-item:first-child{border-top:0;padding-top:0;margin-top:0;}
  .footer-main{padding:56px 0 32px;}
  .footer-brand p{max-width:100%;}
  ul.faq-acc .accordion-content{padding-right:32px;}
}
@media screen and (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .grid-x{margin-left:-8px;margin-right:-8px;}
  .grid-x>.cell{padding-left:8px;padding-right:8px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .stats{padding:64px 0;}
  .hero{padding:48px 0 60px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .brand-full{display:none;}
  .brand-short{display:inline;}
  .brand-text{font-size:18px;}
  .trust-row{gap:12px 24px;margin-top:28px;padding-top:22px;}
  .stat-num{font-size:38px;}
  .pain-num{font-size:36px;}
  .cta-band h2{font-size:22px;}
  .btn{width:100%;padding:14px 20px;}
  .btn-row{flex-direction:column;}
  .nav-cta{width:auto;padding:11px 18px;}
  .quote-card{padding:26px 22px;}
  ul.faq-acc .accordion-title{padding:18px 40px 18px 0;font-size:15.5px;}
  ul.faq-acc .accordion-content{padding:0 8px 20px 0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --c-primary:#B0452F;--c-primary-dark:#9A3A26;--c-dark:#16302B;--c-dark-2:#0F231F;
  --c-wood:#8C6A4F;--c-gold:#C9A227;--c-bg:#FBF8F3;--c-section:#F2ECE2;--c-card:#FFFFFF;
  --c-text:#1C1B18;--c-muted:#6B675E;--c-faint:#9A958A;--c-border:#E5DDD0;--c-ivory:#F5F1E8;
  --r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:20px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(28,27,24,.05);--sh-2:0 12px 28px rgba(28,27,24,.10);--sh-3:0 8px 24px rgba(0,0,0,.18);
  --tr:320ms cubic-bezier(.2,.7,.3,1);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);font-size:16px;line-height:1.85;letter-spacing:.01em;color:var(--c-text);background:var(--c-bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--tr),background-size var(--tr)}
a:hover{color:var(--c-primary-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{font-family:var(--font-serif);font-weight:700;margin:0;line-height:1.35;letter-spacing:.02em;color:var(--c-text)}
p{margin:0 0 1.2em}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-sans);font-size:15px;font-weight:500;letter-spacing:.02em;padding:14px 28px;border-radius:10px;transition:all var(--tr);border:1px solid transparent}
.btn-primary{background:var(--c-primary);color:#FDFAF5}
.btn-primary:hover{background:var(--c-primary-dark);color:#FDFAF5;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary);color:#FDFAF5;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:var(--c-ivory);color:var(--c-dark)}
.btn-light:hover{background:#fff;color:var(--c-dark);transform:translateY(-2px)}
.link-arrow{display:inline-block;font-size:14px;font-weight:500;color:var(--c-primary);background-image:linear-gradient(currentColor,currentColor);background-repeat:no-repeat;background-position:0 100%;background-size:0 1px;padding-bottom:2px;transition:background-size var(--tr),color var(--tr)}
.link-arrow:hover{background-size:100% 1px;color:var(--c-primary-dark)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
@media (min-width:1440px){.container{max-width:1280px}}

/* 顶部状态条 */
.top-strip{background:var(--c-dark-2);color:var(--c-ivory);min-height:36px}
.top-strip-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;font-size:13px;line-height:1.6}
.top-strip-inner span{color:rgba(245,241,232,.78)}
.top-strip-inner a{color:var(--c-gold);font-size:13px}
.top-strip-inner a:hover{color:#E2C25A;text-decoration:underline}

/* 导航 */
.site-header{position:sticky;top:0;z-index:120;background:var(--c-bg);border-bottom:1px solid var(--c-border);transition:box-shadow var(--tr),background var(--tr)}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(28,27,24,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:12px}
.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#FDFAF5;display:inline-flex;align-items:center;justify-content:center;font-size:15px;flex:0 0 auto}
.brand-text{font-family:var(--font-serif);font-weight:700;font-size:19px;letter-spacing:.02em;color:var(--c-text);white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:32px}
.nav-link{position:relative;font-size:15px;letter-spacing:.02em;color:var(--c-muted);padding:6px 0}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--tr)}
.nav-link:hover{color:var(--c-text)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-text);font-weight:500}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{display:inline-flex;align-items:center;gap:6px;background:var(--c-primary);color:#FDFAF5;font-size:14px;font-weight:500;padding:10px 20px;border-radius:8px;transition:all var(--tr)}
.nav-cta:hover{background:var(--c-primary-dark);color:#FDFAF5;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--c-border);background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-text);border-radius:2px;transition:all var(--tr)}
.nav-drawer{position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);background:var(--c-bg);border-left:1px solid var(--c-border);box-shadow:var(--sh-3);transform:translateY(-102%);transition:transform 380ms cubic-bezier(.2,.7,.3,1);z-index:200;padding:20px 0 28px;overflow-y:auto}
.nav-drawer.is-open{transform:translateY(0)}
.nav-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 22px 16px;border-bottom:1px solid var(--c-border)}
.nav-drawer-head strong{font-family:var(--font-serif);font-size:16px}
.nav-drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--c-border);font-size:16px;display:inline-flex;align-items:center;justify-content:center;background:#fff}
.nav-drawer-list{padding:12px 0}
.nav-drawer-list a{display:block;padding:14px 22px 14px 26px;font-size:15px;color:var(--c-text);border-left:3px solid transparent}
.nav-drawer-list a:hover{background:var(--c-section);color:var(--c-primary)}
.nav-drawer-list a.is-active{border-left-color:var(--c-primary);color:var(--c-primary);font-weight:500;background:var(--c-section)}
.nav-drawer-cta{margin:12px 22px 0;display:flex;justify-content:center}
.nav-overlay{position:fixed;inset:0;background:rgba(22,48,43,.45);opacity:0;visibility:hidden;transition:opacity var(--tr),visibility var(--tr);z-index:150}
.nav-overlay.is-open{opacity:1;visibility:visible}
body.nav-open{overflow:hidden}
.progress-bar{position:fixed;top:0;left:0;height:3px;width:0;background:var(--c-primary);z-index:300;transition:width 120ms linear}

/* 文章头部 */
.article-head{background:var(--c-section);border-bottom:1px solid var(--c-border);padding:28px 0 44px;position:relative;overflow:hidden}
.article-head::after{content:"";position:absolute;right:-90px;top:-60px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(176,69,47,.10),rgba(176,69,47,0) 70%)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-faint);margin-bottom:20px;position:relative;z-index:2}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary)}
.crumb i{font-size:10px;color:var(--c-faint)}
.crumb .crumb-current{color:var(--c-text);max-width:56ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head h1{font-size:40px;line-height:1.3;letter-spacing:-.01em;max-width:20ch;position:relative;z-index:2}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;font-size:13px;color:var(--c-muted);position:relative;z-index:2}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;line-height:1.6;padding:4px 12px;border-radius:var(--r-pill);background:rgba(176,69,47,.10);color:var(--c-primary);border:1px solid rgba(176,69,47,.16)}
.badge-gold{background:rgba(201,162,39,.12);color:#8A6F14;border-color:rgba(201,162,39,.35)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--c-faint);display:inline-block}

/* 布局 */
.article-wrap{padding:48px 0 0}
.cover-figure{margin:0 0 40px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-border);background:var(--c-section);aspect-ratio:16/9;box-shadow:var(--sh-1)}
.cover-figure img{width:100%;height:100%;object-fit:cover}
.article-layout{padding-bottom:8px}
.article-main{padding-right:24px}
@media (max-width:1023px){.article-main{padding-right:0}}
.article-content{font-size:16px;line-height:1.9;color:#26241F}
.article-content h2{font-size:28px;margin:2.2em 0 .8em;padding-left:14px;border-left:4px solid var(--c-primary)}
.article-content h3{font-size:20px;margin:1.8em 0 .6em}
.article-content h4{font-size:17px;margin:1.5em 0 .5em}
.article-content p{margin:0 0 1.3em}
.article-content ul{margin:0 0 1.4em}
.article-content ul li{position:relative;padding-left:22px;margin-bottom:.6em}
.article-content ul li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--c-primary);opacity:.8}
.article-content ol{margin:0 0 1.4em;counter-reset:li}
.article-content ol li{position:relative;padding-left:30px;margin-bottom:.6em;counter-increment:li}
.article-content ol li::before{content:counter(li) ".";position:absolute;left:0;top:0;font-family:var(--font-serif);font-weight:700;color:var(--c-primary)}
.article-content blockquote{margin:1.6em 0;padding:18px 22px;background:var(--c-section);border-left:4px solid var(--c-wood);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-muted)}
.article-content img{border-radius:var(--r-lg);margin:1.6em 0}
.article-content a{color:var(--c-primary);border-bottom:1px solid rgba(176,69,47,.35)}
.article-content a:hover{border-bottom-color:var(--c-primary)}
.article-content strong{font-weight:700}
.article-content table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-content th,.article-content td{border:1px solid var(--c-border);padding:10px 14px;text-align:left}
.article-content th{background:var(--c-section);font-weight:700}
.article-content hr{border:0;border-top:1px solid var(--c-border);margin:2em 0}
.article-content code{background:var(--c-section);padding:2px 6px;border-radius:6px;font-size:14px}

/* 文章标签与返回 */
.article-foot{margin-top:36px;padding-top:24px;border-top:1px solid var(--c-border);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{font-size:13px;padding:6px 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--c-border);color:var(--c-muted);transition:all var(--tr)}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(176,69,47,.06)}

/* 侧栏 */
.article-side{position:sticky;top:96px}
@media (max-width:1023px){.article-side{position:static;margin-top:40px}}
.side-card{background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);margin-bottom:20px}
.side-card h3{font-size:18px;margin-bottom:16px}
.side-card h4{font-size:16px;margin-bottom:12px}
.info-list li{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:14px;padding:10px 0;border-bottom:1px dashed var(--c-border);color:var(--c-muted)}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-list li b{font-family:var(--font-serif);color:var(--c-text);font-weight:700}
.side-links li{margin-bottom:4px}
.side-links a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-size:14px;color:var(--c-text);transition:all var(--tr)}
.side-links a i{color:var(--c-wood);font-size:13px;transition:color var(--tr)}
.side-links a:hover{background:var(--c-section);color:var(--c-primary);transform:translateX(2px)}
.side-links a:hover i{color:var(--c-primary)}
.side-card-dark{background:var(--c-dark);border-color:var(--c-dark);color:var(--c-ivory)}
.side-card-dark h4{color:var(--c-ivory)}
.side-card-dark p{font-size:14px;line-height:1.8;color:rgba(245,241,232,.78);margin-bottom:16px}
.side-card-dark .btn-light{font-size:14px;padding:11px 20px}

/* 上下篇 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:56px 0 0}
.pager-card{display:block;background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);transition:all var(--tr)}
.pager-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(176,69,47,.35)}
.pager-card span{display:block;font-size:13px;color:var(--c-faint);margin-bottom:8px}
.pager-card strong{font-family:var(--font-serif);font-size:17px;color:var(--c-text);line-height:1.5}
.pager-card.is-next{text-align:right}
@media (max-width:639px){.pager{grid-template-columns:1fr}}

/* 相关推荐 */
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{max-width:640px;margin-bottom:44px}
.section-kicker{display:inline-block;font-size:13px;letter-spacing:.14em;color:var(--c-wood);margin-bottom:12px}
.section-head h2{font-size:30px;margin-bottom:14px}
.section-head p{color:var(--c-muted);margin:0}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:1023px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:639px){.card-grid{grid-template-columns:1fr}}
.post-card{background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(176,69,47,.30)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-section)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:22px;display:flex;flex-direction:column;flex:1}
.post-body .badge{align-self:flex-start;margin-bottom:12px}
.post-body h3{font-size:18px;line-height:1.5;margin-bottom:10px}
.post-body h3 a{color:var(--c-text)}
.post-body h3 a:hover{color:var(--c-primary)}
.post-body p{font-size:14px;line-height:1.75;color:var(--c-muted);margin-bottom:18px}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--c-faint)}

/* FAQ */
.faq-list{border-top:1px solid var(--c-border);max-width:860px}
.faq-item{border-bottom:1px solid var(--c-border)}
.faq-q{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;width:100%;text-align:left;padding:22px 0;font-size:16px;font-weight:700;color:var(--c-text);font-family:var(--font-sans)}
.faq-q .faq-icon{flex:0 0 auto;width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;color:var(--c-wood);transition:transform var(--tr),color var(--tr);margin-top:2px}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);color:var(--c-primary)}
.faq-a{padding:0 0 22px;font-size:15px;line-height:1.9;color:var(--c-muted);max-width:70ch;display:none}
.faq-a.is-open{display:block}

/* CTA */
.cta-band{background:var(--c-dark);color:var(--c-ivory);border-radius:var(--r-xl);padding:56px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-3);position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;left:-60px;bottom:-80px;width:260px;height:260px;border-radius:50%;background:rgba(176,69,47,.22)}
.cta-band h2{color:var(--c-ivory);font-size:28px;margin-bottom:12px;position:relative;z-index:2}
.cta-band p{color:rgba(245,241,232,.78);margin:0;max-width:52ch;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
@media (max-width:767px){.cta-band{padding:36px 26px}}

/* 空态 */
.article-empty{background:var(--c-card);border:1px dashed rgba(176,69,47,.35);border-radius:var(--r-lg);padding:64px 32px;text-align:center}
.article-empty i{font-size:30px;color:var(--c-primary);opacity:.7}
.article-empty p{margin:18px 0 22px;color:var(--c-muted);font-size:15px}

/* 页脚 */
.site-footer{background:var(--c-dark);color:var(--c-ivory);position:relative;margin-top:96px}
.footer-deco{height:6px;background:repeating-linear-gradient(90deg,rgba(255,255,255,.10) 0 24px,rgba(255,255,255,0) 24px 48px);opacity:.6}
.footer-main{padding:72px 0 0}
.footer-brand .brand-text{color:var(--c-ivory)}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(245,241,232,.70);margin:18px 0 0;max-width:34ch}
.footer-col h4{font-size:15px;color:var(--c-ivory);margin-bottom:16px;font-family:var(--font-sans);font-weight:700;letter-spacing:.04em}
.footer-col ul li{font-size:13px;line-height:2;color:rgba(245,241,232,.62)}
.footer-col ul li a{color:rgba(245,241,232,.62);display:inline-block;transition:all var(--tr)}
.footer-col ul li a:hover{color:var(--c-gold);transform:translateX(2px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:36px;padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:rgba(245,241,232,.55)}

@media (max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .article-head h1{font-size:30px;max-width:none}
  .article-head{padding:22px 0 34px}
  .section{padding:64px 0}
  .section-head h2{font-size:22px}
  .cta-band h2{font-size:22px}
  .container{padding:0 24px}
}
@media (max-width:639px){
  body{font-size:15px}
  .container{padding:0 20px}
  .header-inner{min-height:60px}
  .brand-text{font-size:16px}
  .brand-mark{width:34px;height:34px;border-radius:9px;font-size:13px}
  .article-head h1{font-size:28px}
  .article-content h2{font-size:22px}
  .article-content h3{font-size:18px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .footer-main{padding:52px 0 0}
  .top-strip-inner span{display:none}
  .top-strip-inner{justify-content:flex-end}
}

/* roulang page: category1 */
:root{
  --brand:#B0452F;
  --brand-dark:#9A3A26;
  --deep:#16302B;
  --walnut:#8C6A4F;
  --gold:#C9A227;
  --bg:#FBF8F3;
  --bg-2:#F2ECE2;
  --card:#FFFFFF;
  --ink:#1C1B18;
  --ink-2:#6B675E;
  --ink-3:#9A958A;
  --line:#E5DDD0;
  --on-deep:#F5F1E8;
  --r-s:8px;
  --r-m:12px;
  --r-l:20px;
  --r-p:999px;
  --sh-1:0 1px 2px rgba(28,27,24,.05);
  --sh-2:0 12px 28px rgba(28,27,24,.10);
  --sh-3:0 8px 24px rgba(0,0,0,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --serif:"Noto Serif SC","Songti SC","SimSun",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .32s var(--ease),background-size .32s var(--ease);}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:-0.005em;}
h1{font-size:clamp(26px,4.2vw,42px);line-height:1.3;letter-spacing:-0.01em;}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;}
h3{font-size:18px;line-height:1.5;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
@media screen and (min-width:1400px){
  .container{max-width:1280px;}
}

/* ======== 顶部状态条 ======== */
.top-strip{
  background:var(--deep);
  color:var(--on-deep);
  font-size:13px;
  line-height:1.4;
  min-height:36px;
  display:flex;
  align-items:center;
}
.strip-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
}
.strip-inner span{color:rgba(245,241,232,.78);}
.strip-inner a{
  color:var(--gold);
  text-decoration:none;
  white-space:nowrap;
  border-bottom:1px solid transparent;
  transition:border-color .32s var(--ease);
}
.strip-inner a:hover{color:var(--gold);border-bottom-color:var(--gold);}

/* ======== 导航 ======== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow .36s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(28,27,24,.08);}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  text-decoration:none;
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:9px;
  background:var(--brand);
  color:#FBF8F3;
  display:grid;
  place-items:center;
  font-size:14px;
  flex:0 0 auto;
}
.brand-text{
  font-family:var(--serif);
  font-weight:700;
  font-size:19px;
  letter-spacing:.02em;
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:32px;
}
.nav-link{
  position:relative;
  font-size:15px;
  letter-spacing:.02em;
  color:var(--ink-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .34s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 20px;
  border-radius:var(--r-s);
  background:var(--brand);
  color:#FBF8F3;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:background .34s var(--ease),transform .34s var(--ease),box-shadow .34s var(--ease);
}
.nav-cta:hover{
  background:var(--brand-dark);
  color:#FBF8F3;
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(176,69,47,.28);
}
.nav-cta:active{transform:translateY(0);box-shadow:none;}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--card);
  color:var(--ink);
  font-size:16px;
  cursor:pointer;
  place-items:center;
  transition:border-color .3s var(--ease),color .3s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* ======== 分类页头 ======== */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
  padding:68px 0 60px;
  min-height:262px;
  display:flex;
  align-items:center;
}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center right;
  opacity:.16;
}
.cat-hero .container{position:relative;z-index:2;}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:18px;
}
.crumbs a{color:var(--ink-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:var(--ink-3);}
.crumbs .current{color:var(--brand);font-weight:600;}
.cat-hero h1{max-width:820px;}
.cat-lead{
  margin-top:16px;
  max-width:640px;
  font-size:17px;
  color:var(--ink-2);
  line-height:1.8;
}
.title-rule{
  display:block;
  width:56px;
  height:3px;
  background:var(--brand);
  border-radius:2px;
  margin:22px 0 0;
}

/* ======== 通用板块 ======== */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--bg-2);}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--walnut);
  margin-bottom:12px;
}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head p{color:var(--ink-2);margin-top:14px;}
.lead{font-size:18px;color:var(--ink);line-height:1.9;}
.muted{color:var(--ink-2);font-size:15px;}

/* ======== 按钮 ======== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:10px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  text-decoration:none;
  line-height:1.2;
  transition:background .34s var(--ease),color .34s var(--ease),border-color .34s var(--ease),transform .34s var(--ease),box-shadow .34s var(--ease);
}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#FBF8F3;}
.btn-primary:hover{
  background:var(--brand-dark);
  border-color:var(--brand-dark);
  color:#FBF8F3;
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(176,69,47,.28);
}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#FBF8F3;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{
  background:transparent;
  border-color:rgba(245,241,232,.5);
  color:var(--on-deep);
}
.btn-light:hover{background:rgba(245,241,232,.12);border-color:var(--on-deep);color:var(--on-deep);transform:translateY(-2px);}
.btn-light:active{transform:translateY(0);}
.btn-link{
  display:inline-block;
  color:var(--brand);
  font-weight:600;
  font-size:15px;
  background-image:linear-gradient(currentColor,currentColor);
  background-repeat:no-repeat;
  background-position:0 100%;
  background-size:0 1px;
  transition:background-size .34s var(--ease),color .34s var(--ease);
}
.btn-link:hover{color:var(--brand-dark);background-size:100% 1px;}

/* ======== 胶囊与标签 ======== */
.pill{
  display:inline-block;
  padding:4px 12px;
  border-radius:var(--r-p);
  background:rgba(176,69,47,.10);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  letter-spacing:.02em;
}
.pill-gold{
  background:transparent;
  border:1px solid rgba(201,162,39,.6);
  color:var(--walnut);
}

/* ======== 引入段 ======== */
.intro-block .side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-left:4px solid var(--brand);
  border-radius:var(--r-m);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  margin-top:8px;
}
.side-card h3{font-size:17px;margin-bottom:16px;}
.side-list li{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid var(--line);
  font-size:14px;
  color:var(--ink-2);
  line-height:1.75;
}
.side-list li:last-child{border-bottom:0;padding-bottom:0;}
.side-list li i{
  color:var(--walnut);
  font-size:13px;
  margin-top:6px;
  flex:0 0 auto;
}
.check-list{margin-top:22px;}
.check-list li{
  position:relative;
  padding-left:22px;
  margin-bottom:12px;
  color:var(--ink-2);
  font-size:15px;
  line-height:1.8;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--brand);
  opacity:.8;
}

/* ======== 交错图文块 ======== */
.split{margin-bottom:72px;}
.split:last-child{margin-bottom:0;}
.split-media{
  border-radius:var(--r-l);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  background:var(--bg-2);
  position:relative;
}
.split-media img{
  width:100%;
  height:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  transition:transform .42s var(--ease);
}
.split-media:hover img{transform:scale(1.03);}
.split-body{padding:8px 0;}
.split-body h2{margin-bottom:14px;}
.split-body p{color:var(--ink-2);font-size:15.5px;line-height:1.9;}
.mini-points{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;}
.mini-points span{
  font-size:13px;
  color:var(--walnut);
  border:1px solid var(--line);
  background:var(--card);
  border-radius:var(--r-p);
  padding:5px 13px;
}

/* ======== 序列步骤 ======== */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:8px;
}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:26px 22px;
  box-shadow:var(--sh-1);
  transition:transform .36s var(--ease),box-shadow .36s var(--ease),border-color .36s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(176,69,47,.35);}
.step-num{
  font-family:var(--serif);
  font-size:40px;
  line-height:1;
  color:var(--brand);
  opacity:.9;
  display:block;
  margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{color:var(--ink-2);font-size:14px;line-height:1.8;}
.step-bar{
  height:3px;
  border-radius:2px;
  background:rgba(176,69,47,.18);
  margin-top:16px;
  position:relative;
  overflow:hidden;
}
.step-bar::after{
  content:"";
  position:absolute;
  inset:0;
  width:38%;
  background:var(--brand);
  border-radius:2px;
}

/* ======== 要点卡区（错位栅格） ======== */
.point-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  padding:30px 28px;
  box-shadow:var(--sh-1);
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform .36s var(--ease),box-shadow .36s var(--ease);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.point-card .icon-box{
  width:44px;
  height:44px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:rgba(140,106,79,.12);
  color:var(--walnut);
  font-size:17px;
  margin-bottom:18px;
}
.point-card h3{margin-bottom:10px;}
.point-card p{color:var(--ink-2);font-size:15px;line-height:1.85;}
.point-card .tagline{
  margin-top:auto;
  padding-top:16px;
  font-size:13px;
  color:var(--walnut);
  letter-spacing:.02em;
}

/* ======== FAQ ======== */
.faq-list{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-l);
  padding:8px 28px;
  box-shadow:var(--sh-1);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:20px;
  padding:22px 0;
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  line-height:1.6;
  transition:color .32s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  font-size:22px;
  line-height:1;
  color:var(--walnut);
  transition:transform .34s var(--ease),color .34s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand);}
.faq-answer{padding:0 0 22px;}
.faq-answer p{
  color:var(--ink-2);
  font-size:15px;
  line-height:1.9;
  max-width:70ch;
}

/* ======== CTA 通栏 ======== */
.cta-band{
  background:var(--deep);
  color:var(--on-deep);
  padding:104px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  top:-120px;
  right:-80px;
  width:380px;
  height:380px;
  border-radius:50%;
  border:1px solid rgba(245,241,232,.10);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  flex-wrap:wrap;
}
.cta-inner h2{color:var(--on-deep);max-width:560px;}
.cta-inner p{
  color:rgba(245,241,232,.74);
  font-size:15.5px;
  margin-top:14px;
  max-width:560px;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ======== 页脚 ======== */
.site-footer{
  background:var(--deep);
  color:var(--on-deep);
  position:relative;
}
.footer-deco{
  height:6px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.14) 0 22px,transparent 22px 46px);
}
.footer-main{padding:72px 0 28px;}
.footer-brand .brand{color:var(--on-deep);}
.footer-brand .brand:hover{color:var(--on-deep);}
.footer-brand .brand-mark{background:var(--brand);color:#FBF8F3;}
.footer-brand .brand-text{color:var(--on-deep);}
.footer-brand p{
  color:rgba(245,241,232,.72);
  font-size:14px;
  line-height:1.9;
  max-width:330px;
  margin-top:16px;
}
.footer-col h4{
  color:var(--on-deep);
  font-size:15px;
  margin:0 0 14px;
  letter-spacing:.02em;
}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{
  font-size:13px;
  line-height:2;
  color:rgba(245,241,232,.72);
  margin-bottom:6px;
}
.footer-col a{
  color:rgba(245,241,232,.72);
  display:inline-block;
  transition:color .3s var(--ease),transform .3s var(--ease);
}
.footer-col a:hover{color:var(--gold);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  margin-top:40px;
  padding:20px 0 4px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(245,241,232,.58);
}

/* ======== 响应式 ======== */
@media screen and (max-width:1023px){
  .header-inner{height:60px;}
  .nav-toggle{display:grid;}
  .main-nav{
    position:fixed;
    inset:0;
    z-index:90;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:84px 24px 40px;
    background:rgba(251,248,243,.99);
    transform:translateY(-100%);
    transition:transform .42s var(--ease);
    overflow-y:auto;
    box-shadow:0 24px 48px rgba(28,27,24,.16);
  }
  .main-nav.is-open{transform:translateY(0);}
  .main-nav .nav-link{
    font-size:17px;
    color:var(--ink);
    padding:16px 14px;
    border-bottom:1px solid var(--line);
    border-left:3px solid transparent;
  }
  .main-nav .nav-link::after{display:none;}
  .main-nav .nav-link.is-active{
    border-left-color:var(--brand);
    color:var(--brand);
    font-weight:700;
  }
  .main-nav .nav-cta{margin-top:24px;padding:15px 24px;font-size:16px;}
  .nav-toggle{z-index:95;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .split{margin-bottom:56px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cat-hero{padding:56px 0 48px;min-height:220px;}
  .cta-band{padding:80px 0;}
  .faq-list{padding:4px 22px;}
}
@media screen and (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .lead{font-size:16.5px;}
  .split-body p{font-size:15px;}
  .step-num{font-size:32px;}
  .point-card{padding:24px 20px;}
  .faq-item summary{font-size:15.5px;padding:18px 0;}
  .cta-band{padding:64px 0;}
  .cta-inner h2{font-size:24px;}
  .footer-main{padding:56px 0 24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media screen and (max-width:520px){
  body{font-size:15.5px;}
  .brand-text{font-size:17px;}
  .strip-inner span{font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  .strip-inner a{font-size:12px;}
  .steps{grid-template-columns:1fr;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
  .mini-points span{font-size:12px;}
}

/* roulang page: category2 */
:root{
  --brand:#B0452F;
  --brand-dark:#9A3A26;
  --brand-soft:rgba(176,69,47,.10);
  --deep:#16302B;
  --deep-2:#1D3B34;
  --walnut:#8C6A4F;
  --gold:#C9A227;
  --bg:#FBF8F3;
  --bg-alt:#F2ECE2;
  --card:#FFFFFF;
  --text:#1C1B18;
  --muted:#6B675E;
  --faint:#9A958A;
  --line:#E5DDD0;
  --on-deep:#F5F1E8;
  --line-deep:rgba(255,255,255,.14);
  --r-sm:8px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,27,24,.05);
  --sh-2:0 12px 28px rgba(28,27,24,.10);
  --sh-deep:0 8px 24px rgba(0,0,0,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --tr:360ms cubic-bezier(.2,.7,.3,1);
  --serif:"Noto Serif SC","Songti SC",Songti,Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--tr),background-size var(--tr);}
a:hover{color:var(--brand-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,.accordion-title:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--text);margin:0 0 .6em;letter-spacing:-.01em;line-height:1.32;}
h1{font-size:40px;}
h2{font-size:28px;letter-spacing:-.005em;}
h3{font-size:20px;line-height:1.45;letter-spacing:0;}
h4{font-size:16px;letter-spacing:0;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0 0 1.2em;padding-left:1.2em;}
li{margin-bottom:.5em;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%;}
.container-wide{max-width:1280px;margin:0 auto;padding:0 32px;width:100%;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-deep{background:var(--deep);color:var(--on-deep);padding:112px 0;}
.section-deep h2,.section-deep h3{color:var(--on-deep);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--walnut);margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--brand);display:block;}
.lead{font-size:18px;color:var(--muted);line-height:1.9;}
.small{font-size:13px;line-height:2;color:var(--muted);}

/* ============ 顶部细状态条 ============ */
.top-strip{
  background:var(--deep);color:var(--on-deep);
  height:36px;display:flex;align-items:center;font-size:13px;
}
.top-strip .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.top-strip span{opacity:.82;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.top-strip a{
  color:var(--gold);white-space:nowrap;
  background-image:linear-gradient(var(--gold),var(--gold));
  background-repeat:no-repeat;background-size:0 1px;background-position:0 100%;
  padding-bottom:2px;transition:background-size var(--tr),color var(--tr);
}
.top-strip a:hover{color:#E4C55A;background-size:100% 1px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line);transition:box-shadow var(--tr);}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(28,27,24,.07);}
.nav-bar{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--brand);color:#FBF8F3;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;flex:0 0 auto;
}
.brand-text{font-family:var(--serif);font-weight:700;font-size:19px;letter-spacing:.02em;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--muted);padding:6px 0;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform var(--tr);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--text);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#FBF8F3;font-size:14px;font-weight:600;
  padding:11px 22px;border-radius:var(--r-sm);transition:all var(--tr);
}
.nav-cta:hover{background:var(--brand-dark);color:#FBF8F3;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28);}
.nav-cta:active{transform:translateY(0);box-shadow:none;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  color:var(--text);font-size:17px;align-items:center;justify-content:center;background:var(--card);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(22,48,43,.45);opacity:0;visibility:hidden;
  transition:opacity var(--tr),visibility var(--tr);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;left:0;right:0;background:var(--bg);z-index:80;
  padding:20px 20px 28px;border-bottom:1px solid var(--line);border-radius:0 0 var(--r-lg) var(--r-lg);
  transform:translateY(-104%);transition:transform 420ms var(--ease);box-shadow:var(--sh-2);
}
.nav-drawer.is-open{transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-close{width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--card);color:var(--text);font-size:16px;display:flex;align-items:center;justify-content:center;}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-list{display:flex;flex-direction:column;}
.drawer-list a{
  display:block;padding:14px 12px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line);
}
.drawer-list a.is-active{border-left:3px solid var(--brand);color:var(--brand);font-weight:600;}
.drawer-cta{margin-top:18px;display:block;text-align:center;background:var(--brand);color:#FBF8F3;padding:14px;border-radius:10px;font-weight:600;}
.drawer-cta:hover{background:var(--brand-dark);color:#FBF8F3;}

/* ============ 内页页头 ============ */
.page-head{
  position:relative;background:var(--bg-alt);padding:60px 0 64px;overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-head-bg{
  position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center right;opacity:.16;pointer-events:none;
}
.page-head-inner{position:relative;z-index:2;max-width:760px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb i{font-size:9px;color:var(--faint);}
.page-head h1{font-size:40px;margin-bottom:16px;}
.page-head .lead{max-width:620px;margin:0;}
.head-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--card);border:1px solid var(--line);color:var(--muted);
}
.chip i{color:var(--walnut);font-size:12px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:14px 28px;border-radius:10px;
  transition:all var(--tr);line-height:1.2;border:1px solid transparent;
}
.btn-primary{background:var(--brand);color:#FBF8F3;}
.btn-primary:hover{background:var(--brand-dark);color:#FBF8F3;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#FBF8F3;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-on-deep{background:#F5F1E8;color:var(--deep);}
.btn-on-deep:hover{background:#fff;color:var(--deep);transform:translateY(-2px);box-shadow:var(--sh-deep);}
.btn-line-deep{background:transparent;border-color:rgba(245,241,232,.5);color:var(--on-deep);}
.btn-line-deep:hover{border-color:var(--on-deep);background:rgba(255,255,255,.08);color:var(--on-deep);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);
  background-image:linear-gradient(var(--brand),var(--brand));
  background-repeat:no-repeat;background-size:0 1px;background-position:0 100%;
  padding-bottom:2px;transition:background-size var(--tr),color var(--tr),gap var(--tr);
}
.link-arrow:hover{background-size:100% 1px;color:var(--brand-dark);gap:10px;}

/* ============ 引入段 8:4 ============ */
.intro-grid{display:grid;grid-template-columns:2fr 1fr;gap:56px;align-items:center;}
.intro-copy h2{margin-bottom:18px;}
.intro-media{position:relative;}
.intro-media img{border-radius:var(--r-lg);aspect-ratio:4/5;object-fit:cover;width:100%;box-shadow:var(--sh-1);}
.intro-media .float-tag{
  position:absolute;left:-16px;bottom:24px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:14px 18px;box-shadow:var(--sh-2);
}
.intro-media .float-tag strong{display:block;font-family:var(--serif);font-size:24px;color:var(--brand);line-height:1.2;}
.intro-media .float-tag span{font-size:13px;color:var(--muted);}
.intro-list{list-style:none;padding:0;margin:24px 0 0;}
.intro-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted);margin-bottom:14px;}
.intro-list i{color:var(--brand);margin-top:6px;font-size:13px;}

/* ============ 编号步骤 / 时间线 ============ */
.steps-track{position:relative;margin-top:56px;}
.steps-track::before{
  content:"";position:absolute;left:0;right:0;top:34px;height:1px;background:var(--line);display:none;
}
.steps-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px 24px;box-shadow:var(--sh-1);transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
  display:flex;flex-direction:column;height:100%;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8CEBD;}
.step-num{
  font-family:var(--serif);font-size:44px;line-height:1;color:rgba(176,69,47,.22);
  font-weight:700;letter-spacing:-.02em;margin-bottom:14px;display:block;
}
.step-card:hover .step-num{color:rgba(176,69,47,.42);}
.step-card h3{font-size:18px;margin-bottom:10px;}
.step-card p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:16px;}
.step-meta{margin-top:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.heat{
  font-size:12px;padding:3px 10px;border-radius:var(--r-pill);border:1px solid rgba(201,162,39,.55);
  color:#8A6E14;background:rgba(201,162,39,.10);white-space:nowrap;
}
.heat-cold{border-color:var(--line);color:var(--walnut);background:var(--bg-alt);}

/* ============ 内容分块 ============ */
.block-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--muted);
}
.check-list li:last-child{border-bottom:0;}
.check-list .mk{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:4px;
}
.check-list strong{color:var(--text);display:block;font-weight:600;margin-bottom:2px;font-size:15px;}
.note-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--sh-1);margin-top:24px;border-left:3px solid var(--walnut);
}
.note-card h4{margin-bottom:8px;color:var(--walnut);font-size:15px;}
.note-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;}
.media-card{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--card);
  box-shadow:var(--sh-1);transition:box-shadow var(--tr),transform var(--tr);
}
.media-card:hover{box-shadow:var(--sh-2);transform:translateY(-4px);}
.media-card img{aspect-ratio:16/9;object-fit:cover;width:100%;transition:transform 420ms var(--ease);}
.media-card:hover img{transform:scale(1.03);}
.media-card .media-body{padding:22px 24px 26px;}
.media-card .badge{
  display:inline-block;font-size:13px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);margin-bottom:12px;
}
.media-card h3{font-size:18px;margin-bottom:8px;}
.media-card p{font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:0;}

/* ============ 要点卡区 ============ */
.point-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:48px;}
.point-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:26px 22px;
  box-shadow:var(--sh-1);transition:transform var(--tr),box-shadow var(--tr);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.point-icon{
  width:44px;height:44px;border-radius:var(--r-sm);background:var(--bg-alt);color:var(--walnut);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.point-card h3{font-size:17px;margin-bottom:8px;}
.point-card p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:0;}

/* ============ 深色数据带 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{padding:8px 4px;border-left:1px solid var(--line-deep);padding-left:24px;}
.stat-item:first-child{border-left:0;padding-left:4px;}
.stat-num{font-family:var(--serif);font-size:48px;line-height:1.05;color:#F5F1E8;font-weight:700;letter-spacing:-.02em;}
.stat-num sup{font-size:22px;color:var(--gold);vertical-align:super;margin-left:2px;}
.stat-label{font-size:14px;color:rgba(245,241,232,.72);margin-top:8px;line-height:1.7;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:48px auto 0;}
.accordion.faq-list{border:0;background:transparent;margin:0;}
.accordion.faq-list .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.accordion.faq-list .accordion-title{
  border:0;background:transparent;padding:22px 44px 22px 0;font-size:16px;font-weight:700;
  color:var(--text);font-family:var(--sans);line-height:1.6;position:relative;
}
.accordion.faq-list .accordion-title:hover{color:var(--brand);background:transparent;}
.accordion.faq-list .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--faint);transition:transform var(--tr),color var(--tr);
}
.accordion.faq-list .accordion-item.is-active .accordion-title::before{content:"\f067";transform:translateY(-50%) rotate(45deg);color:var(--brand);}
.accordion.faq-list .accordion-content{
  border:0;background:transparent;padding:0 44px 24px 0;color:var(--muted);font-size:15px;line-height:1.9;
}
.accordion.faq-list .accordion-content p{margin:0;}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--deep);color:var(--on-deep);border-radius:var(--r-lg);padding:56px 48px;position:relative;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;border-radius:50%;
  background:rgba(176,69,47,.20);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.6fr 1fr;gap:40px;align-items:center;}
.cta-inner h2{color:var(--on-deep);margin-bottom:12px;}
.cta-inner p{color:rgba(245,241,232,.78);margin-bottom:0;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-band .btn-primary:hover{box-shadow:0 10px 22px rgba(0,0,0,.28);}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:var(--on-deep);position:relative;overflow:hidden;margin-top:0;}
.footer-deco{
  height:120px;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;opacity:.06;
}
.footer-main{padding:64px 0 32px;position:relative;z-index:2;}
.site-footer .brand{color:var(--on-deep);margin-bottom:16px;}
.site-footer .brand:hover{color:var(--on-deep);}
.site-footer .brand-mark{background:var(--brand);}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(245,241,232,.68);max-width:320px;}
.footer-col h4{font-family:var(--sans);font-size:14px;color:var(--on-deep);margin-bottom:16px;letter-spacing:.06em;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:2px;}
.footer-col a,.footer-col span{
  display:inline-block;font-size:13px;line-height:2;color:rgba(245,241,232,.66);
  transition:color var(--tr),transform var(--tr);
}
.footer-col a:hover{color:var(--gold);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid var(--line-deep);padding:20px 0 28px;display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:12px;font-size:13px;color:rgba(245,241,232,.56);
}
.footer-col{margin-bottom:32px;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .steps-grid{grid-template-columns:repeat(3,1fr);}
  .point-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-bar{height:60px;}
  .container,.container-wide{padding:0 24px;}
  .intro-grid{grid-template-columns:1fr;gap:36px;}
  .intro-media img{aspect-ratio:16/10;}
  .block-grid{grid-template-columns:1fr;gap:36px;}
  .cta-inner{grid-template-columns:1fr;gap:24px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .stat-item:nth-child(3){border-left:0;padding-left:4px;}
  .section{padding:72px 0;}
  .section-deep{padding:80px 0;}
}
@media (max-width:767px){
  .steps-grid{grid-template-columns:1fr;}
  .point-grid{grid-template-columns:1fr;}
  h1{font-size:30px;}
  .page-head h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .lead{font-size:16px;}
  .cta-band{padding:40px 24px;border-radius:var(--r-md);}
  .stat-num{font-size:38px;}
  .footer-deco{height:80px;}
}
@media (max-width:519px){
  .container,.container-wide{padding:0 20px;}
  .section{padding:56px 0;}
  .section-deep{padding:64px 0;}
  .page-head{padding:44px 0 48px;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:4px;border-top:1px solid var(--line-deep);padding-top:18px;}
  .stat-item:first-child{border-top:0;padding-top:4px;}
  .btn{width:100%;padding:14px 20px;}
  .cta-actions{flex-direction:column;}
  .accordion.faq-list .accordion-title{font-size:15px;}
  .footer-bottom{flex-direction:column;}
  .brand-text{font-size:17px;}
}

/* roulang page: category3 */
:root{
  --brand:#B0452F;
  --brand-dark:#9A3A26;
  --ink:#16302B;
  --wood:#8C6A4F;
  --gold:#C9A227;
  --bg:#FBF8F3;
  --bg-alt:#F2ECE2;
  --card:#FFFFFF;
  --text:#1C1B18;
  --text-2:#6B675E;
  --text-3:#9A958A;
  --line:#E5DDD0;
  --on-dark:#F5F1E8;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(28,27,24,.05);
  --sh-2:0 12px 28px rgba(28,27,24,.10);
  --sh-dark:0 8px 24px rgba(0,0,0,.18);
  --t:320ms cubic-bezier(.2,.7,.3,1);
  --serif:"Noto Serif SC","Songti SC",Georgia,serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--text);margin:0 0 .6em;font-weight:700;letter-spacing:-.01em;}
h1{font-size:40px;line-height:1.3;}
h2{font-size:28px;line-height:1.4;}
h3{font-size:20px;line-height:1.45;letter-spacing:0;}
h4{font-size:16px;line-height:1.5;letter-spacing:0;}
p{margin:0 0 1.2em;color:var(--text-2);}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
@media (min-width:1440px){.container{max-width:1280px;}}
@media (max-width:640px){.container{padding:0 20px;}}

.section{padding:96px 0;}
.section--alt{background:var(--bg-alt);}
.section--tight{padding:72px 0;}
@media (max-width:640px){
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
}

.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--wood);
  font-weight:700;
  margin-bottom:14px;
}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head p{font-size:16px;}
@media (max-width:640px){.section-head{margin-bottom:32px;}}

/* ---------- 顶部状态条 ---------- */
.topbar{
  height:36px;
  background:var(--ink);
  color:var(--on-dark);
  display:flex;
  align-items:center;
  font-size:13px;
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-text{color:rgba(245,241,232,.82);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-link{
  color:var(--gold);
  border-bottom:1px solid transparent;
  white-space:nowrap;
  font-size:13px;
}
.topbar-link:hover{color:#E3C459;border-bottom-color:#E3C459;}
@media (max-width:640px){.topbar-text{display:none;}.topbar .container{justify-content:flex-end;}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(28,27,24,.08);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;flex:0 0 34px;
}
.brand-text{
  font-family:var(--serif);
  font-weight:700;
  font-size:19px;
  letter-spacing:.02em;
  white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:32px;}
.nav-link{
  font-size:15px;
  letter-spacing:.02em;
  color:var(--text-2);
  position:relative;
  padding:6px 0;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--text);font-weight:700;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#FBF8F3;
  padding:9px 20px;border-radius:var(--r-sm);
  font-size:15px;font-weight:700;
  transition:background var(--t),transform var(--t),box-shadow var(--t);
}
.nav-cta:hover{background:var(--brand-dark);color:#FBF8F3;transform:translateY(-1px);box-shadow:0 8px 18px rgba(176,69,47,.26);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  background:#fff;
  border-radius:var(--r-sm);
  color:var(--text);
  font-size:17px;
  align-items:center;justify-content:center;
  cursor:pointer;
  transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
@media (max-width:1023px){
  .header-inner{height:60px;}
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .brand-text{font-size:17px;}
}
@media (max-width:420px){.brand-text{font-size:16px;}}

/* ---------- 抽屉导航 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(22,48,43,.42);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;left:0;right:0;
  background:var(--bg);
  z-index:90;
  transform:translateY(-102%);
  transition:transform 400ms cubic-bezier(.2,.7,.3,1);
  border-bottom-left-radius:var(--r-lg);
  border-bottom-right-radius:var(--r-lg);
  box-shadow:var(--sh-2);
  padding:18px 0 26px;
  max-height:92vh;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 20px 14px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--line);background:#fff;
  border-radius:var(--r-sm);color:var(--text);font-size:16px;cursor:pointer;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-list{padding:14px 20px 0;}
.drawer-list a{
  display:block;
  padding:14px 12px;
  color:var(--text);
  font-size:16px;
  border-radius:var(--r-sm);
  border-left:3px solid transparent;
  transition:background var(--t),border-color var(--t),color var(--t);
}
.drawer-list a:hover{background:var(--bg-alt);}
.drawer-list a.is-active{border-left-color:var(--brand);color:var(--brand);font-weight:700;background:rgba(176,69,47,.06);}
.drawer-cta{
  margin:16px 20px 0;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand);color:#FBF8F3 !important;
  padding:14px;border-radius:var(--r-sm);font-weight:700;
}
.drawer-cta:hover{background:var(--brand-dark);}

/* ---------- 分类页头 ---------- */
.page-hero{
  position:relative;
  background:var(--bg-alt);
  padding:64px 0 56px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center right;
  opacity:.16;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;max-width:1000px;}
.breadcrumb{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);
  margin-bottom:20px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--brand);font-weight:700;}
.page-hero h1{
  font-size:40px;
  max-width:820px;
  margin-bottom:18px;
}
.page-hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:640px;
  margin:0;
}
.page-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;
  font-size:13px;
  padding:5px 13px;
  border-radius:var(--r-pill);
  background:rgba(176,69,47,.10);
  color:var(--brand);
  border:1px solid rgba(176,69,47,.16);
}
.tag--wood{background:rgba(140,106,79,.10);color:var(--wood);border-color:rgba(140,106,79,.18);}
@media (max-width:640px){
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:28px;}
  .page-hero-sub{font-size:15px;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;
  border-radius:10px;
  font-size:16px;
  font-weight:700;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t),border-color var(--t);
}
.btn-primary{background:var(--brand);color:#FBF8F3;border-color:var(--brand);}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#FBF8F3;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:var(--brand);color:#FBF8F3;transform:translateY(-2px);box-shadow:0 10px 22px rgba(176,69,47,.22);}
.btn-outline:active{transform:translateY(0);box-shadow:none;}
.btn-ghost-light{background:transparent;color:var(--on-dark);border-color:rgba(245,241,232,.5);}
.btn-ghost-light:hover{background:var(--on-dark);color:var(--ink);border-color:var(--on-dark);transform:translateY(-2px);}
.btn-ghost-light:active{transform:translateY(0);}
.btn-sm{padding:10px 20px;font-size:14px;}

.text-link{
  display:inline-block;
  color:var(--brand);
  font-size:14px;
  font-weight:700;
  background-image:linear-gradient(currentColor,currentColor);
  background-repeat:no-repeat;
  background-position:left 100%;
  background-size:0 1px;
  transition:background-size 380ms cubic-bezier(.2,.7,.3,1),color var(--t);
  padding-bottom:2px;
}
.text-link:hover{color:var(--brand-dark);background-size:100% 1px;}

/* ---------- 引入段 ---------- */
.intro-section{background:var(--bg);}
.intro-copy h2{margin-bottom:20px;}
.intro-copy p{font-size:16.5px;}
.intro-list{margin-top:22px;}
.intro-list li{
  position:relative;
  padding-left:30px;
  margin-bottom:12px;
  color:var(--text-2);
  font-size:15.5px;
}
.intro-list li::before{
  content:"";
  position:absolute;left:6px;top:13px;
  width:8px;height:8px;border-radius:2px;
  background:var(--brand);
  opacity:.8;
}
.intro-figure{margin:0;position:relative;}
.intro-figure img{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.intro-figure figcaption{
  font-size:13px;
  color:var(--text-3);
  margin-top:12px;
  line-height:1.8;
}
@media (max-width:1023px){
  .intro-figure{margin-top:32px;}
  .intro-figure img{aspect-ratio:16/9;}
}

/* ---------- 堆叠卡片 ---------- */
.stack-section{background:var(--bg-alt);}
.stack-list{display:flex;flex-direction:column;gap:22px;}
.stack-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px 38px;
  box-shadow:var(--sh-1);
  display:flex;gap:26px;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  position:relative;
}
.stack-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCD2C2;}
.stack-card:nth-child(1){width:100%;}
.stack-card:nth-child(2){width:94%;margin-left:3%;}
.stack-card:nth-child(3){width:88%;margin-left:6%;}
.stack-num{
  font-family:var(--serif);
  font-size:44px;
  line-height:1;
  color:rgba(176,69,47,.28);
  flex:0 0 auto;
  min-width:74px;
  padding-top:4px;
}
.stack-body h3{margin-bottom:10px;}
.stack-body p{font-size:15.5px;margin-bottom:14px;}
.mini-list li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.9;
  margin-bottom:6px;
}
.mini-list li::before{
  content:"";
  position:absolute;left:2px;top:12px;
  width:10px;height:1px;
  background:var(--wood);
}
@media (max-width:1023px){
  .stack-card:nth-child(2),
  .stack-card:nth-child(3){width:100%;margin-left:0;}
}
@media (max-width:640px){
  .stack-card{flex-direction:column;gap:12px;padding:26px 22px;}
  .stack-num{font-size:34px;min-width:0;padding-top:0;}
}

/* ---------- 对比表 ---------- */
.table-section{background:var(--bg);}
.compare-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--card);
  box-shadow:var(--sh-1);
}
.compare-table{width:100%;border-collapse:collapse;margin:0;}
.compare-table thead th{
  background:var(--ink);
  color:var(--on-dark);
  font-family:var(--serif);
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  text-align:left;
  padding:18px 24px;
  border:none;
}
.compare-table tbody td{
  padding:20px 24px;
  font-size:15px;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  vertical-align:top;
  line-height:1.8;
}
.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table tbody tr:hover td{background:rgba(242,236,226,.5);}
.compare-table td:first-child{color:var(--text);font-weight:700;}
.compare-table tbody td:nth-child(2){color:var(--text-2);}
@media (max-width:767px){
  .compare-wrap{border:none;background:transparent;box-shadow:none;overflow:visible;}
  .compare-table thead{display:none;}
  .compare-table,
  .compare-table tbody,
  .compare-table tr,
  .compare-table td{display:block;width:100%;}
  .compare-table tr{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    margin-bottom:14px;
    padding:6px 4px;
    box-shadow:var(--sh-1);
  }
  .compare-table tbody td{
    border-bottom:1px dashed var(--line);
    padding:12px 18px;
  }
  .compare-table tbody tr td:last-child{border-bottom:none;}
  .compare-table td::before{
    content:attr(data-label);
    display:block;
    font-size:12px;
    letter-spacing:.1em;
    color:var(--wood);
    font-weight:700;
    margin-bottom:4px;
  }
}

/* ---------- 要点卡 ---------- */
.point-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 24px;
  height:100%;
  box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.point-icon{
  width:42px;height:42px;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(140,106,79,.12);
  color:var(--wood);
  font-size:17px;
  margin-bottom:16px;
}
.point-card h3{font-size:17px;margin-bottom:8px;}
.point-card p{font-size:14.5px;margin:0;}

/* ---------- FAQ ---------- */
.faq-section{background:var(--bg-alt);}
.faq-accordion{margin:0;background:transparent;}
.faq-accordion .accordion-item{
  background:transparent;
  border:none;
  border-bottom:1px solid var(--line);
  margin:0;
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 4px;
  font-family:var(--serif);
  font-size:16px;
  font-weight:700;
  color:var(--text);
  background:transparent;
  border:none;
  line-height:1.6;
  transition:color var(--t);
}
.faq-accordion .accordion-title:hover{color:var(--brand);background:transparent;}
.faq-accordion .accordion-title::before{display:none;}
.faq-plus{
  position:relative;
  flex:0 0 22px;
  width:22px;height:22px;
  color:var(--wood);
  transition:transform 380ms cubic-bezier(.2,.7,.3,1),color var(--t);
}
.faq-plus::before,
.faq-plus::after{
  content:"";
  position:absolute;
  background:currentColor;
  border-radius:2px;
}
.faq-plus::before{left:50%;top:2px;width:2px;height:18px;transform:translateX(-50%);}
.faq-plus::after{top:50%;left:2px;height:2px;width:18px;transform:translateY(-50%);}
.faq-accordion .accordion-item.is-active .faq-plus{transform:rotate(45deg);color:var(--brand);}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--brand);}
.faq-accordion .accordion-content{
  background:transparent;
  border:none;
  padding:0 4px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.9;
}
.faq-accordion .accordion-content p{font-size:15px;margin:0;}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  background:var(--ink);
  color:var(--on-dark);
  padding:88px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px solid rgba(245,241,232,.08);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-copy{max-width:600px;}
.cta-copy h2{color:var(--on-dark);font-size:30px;margin-bottom:14px;}
.cta-copy p{color:rgba(245,241,232,.76);font-size:16px;margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
@media (max-width:640px){
  .cta-band{padding:60px 0;}
  .cta-copy h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;justify-content:center;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(245,241,232,.72);
  position:relative;
  padding-top:72px;
}
.footer-deco{
  position:absolute;top:0;left:0;right:0;height:6px;
  background-image:repeating-linear-gradient(90deg,rgba(245,241,232,.10) 0 22px,transparent 22px 44px);
  opacity:.6;
}
.footer-main{padding-bottom:24px;}
.footer-brand .brand{color:var(--on-dark);margin-bottom:16px;}
.footer-brand .brand:hover{color:var(--on-dark);}
.footer-brand .brand-text{color:var(--on-dark);}
.footer-brand p{
  color:rgba(245,241,232,.66);
  font-size:14px;
  line-height:2;
  max-width:340px;
  margin:0;
}
.footer-col h4{
  color:var(--on-dark);
  font-size:15px;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:8px;}
.footer-col ul li a,
.footer-col ul li span{
  color:rgba(245,241,232,.66);
  font-size:13px;
  line-height:2;
  display:inline-block;
  transition:color var(--t),transform var(--t);
}
.footer-col ul li a:hover{color:var(--gold);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(245,241,232,.55);
}
@media (max-width:640px){
  .site-footer{padding-top:56px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}