/* roulang page: index */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-green-soft:#3B5548;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-badge:6px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-hover:0 4px 0 rgba(35,32,27,.06),0 16px 34px rgba(35,32,27,.10);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --space-section:72px;
}
*{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:.02em;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:var(--c-primary-d);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--c-green);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--c-ink);letter-spacing:.01em;}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25;font-weight:700;margin:0 0 .6em;}
h2{font-size:clamp(22px,2.2vw,30px);line-height:1.35;font-weight:700;margin:0 0 .5em;position:relative;padding-left:16px;}
h2::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:18px;background:var(--c-primary);border-radius:2px;}
h3{font-size:19px;line-height:1.5;font-weight:600;margin:0 0 .5em;}
p{margin:0 0 1.15em;}
ul{margin:0 0 1.15em;padding-left:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;}
.row{margin-left:calc(-1 * var(--bs-gutter-x,1.5rem) / 2);margin-right:calc(-1 * var(--bs-gutter-x,1.5rem) / 2);}
.section{padding:var(--space-section) 0;}
.section-tight{padding:44px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap;}
.section-head p{margin:0;color:var(--c-muted);font-size:14px;max-width:560px;}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:.16em;color:var(--c-primary-d);font-weight:600;margin-bottom:10px;text-transform:uppercase;}

/* ============ 导航 ============ */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  position:sticky;top:0;z-index:1030;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:18px;color:var(--c-ink);line-height:1.2;}
.brand:hover{color:var(--c-primary-d);}
.brand-dot{width:20px;height:20px;border-radius:50% 50% 48% 52%;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-d));box-shadow:inset -2px -3px 0 rgba(0,0,0,.08);flex:0 0 auto;}
.brand-sub{display:block;font-family:var(--font-sans);font-size:11px;font-weight:400;color:var(--c-muted);letter-spacing:.08em;line-height:1.2;margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:6px;margin:0;padding:0;list-style:none;}
.nav-links a{
  display:inline-block;padding:6px 12px;border-radius:8px;font-size:15px;font-weight:500;color:var(--c-ink);position:relative;transition:color .2s ease,background .2s ease;
}
.nav-links a::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;border-radius:2px;}
.nav-links a:hover{color:var(--c-primary-d);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--c-green);background:rgba(224,163,46,.10);}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;background:var(--c-primary);color:var(--c-ink)!important;
  border:1px solid var(--c-primary-d);border-radius:var(--r-btn);padding:10px 18px;font-size:15px;font-weight:600;
  min-height:44px;transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff!important;box-shadow:0 8px 18px rgba(184,122,22,.28);transform:translateY(-1px);}
.nav-cta::after{display:none;}
.navbar-toggler{border:0;padding:8px;background:transparent;}
.navbar-toggler:focus{outline:2px solid var(--c-primary);outline-offset:2px;box-shadow:none;}
.toggler-bar{display:block;width:24px;height:2px;background:var(--c-ink);margin:5px 0;border-radius:2px;transition:transform .2s ease;}

/* ============ 按钮 ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);padding:13px 26px;font-size:15px;font-weight:600;
  min-height:44px;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  border:1px solid transparent;
}
.btn-main{background:var(--c-primary);color:var(--c-ink);border-color:var(--c-primary-d);}
.btn-main:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(184,122,22,.28);}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary-d);color:var(--c-primary-d);background:rgba(224,163,46,.08);}
.btn-light{background:var(--c-surface);color:var(--c-green);border-color:var(--c-surface);}
.btn-light:hover{background:var(--c-lime);color:var(--c-green);border-color:var(--c-lime);}
.btn-outline-light2{background:transparent;color:#FBF6EC;border-color:rgba(251,246,236,.45);}
.btn-outline-light2:hover{background:rgba(251,246,236,.14);color:#fff;border-color:#FBF6EC;}

/* ============ Hero ============ */
.hero{
  position:relative;background:var(--c-bg);padding:64px 0 56px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.12;
  background-image:linear-gradient(to right,rgba(44,66,56,.45) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(44,66,56,.45) 1px,transparent 1px);
  background-size:64px 64px;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.hero-badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:5px 11px;border-radius:var(--r-badge);border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-muted);
}
.tag-lime{background:var(--c-lime);border-color:#C4CF4F;color:#3A4310;}
.tag-green{background:rgba(44,66,56,.08);border-color:rgba(44,66,56,.2);color:var(--c-green);}
.hero h1{margin-bottom:18px;}
.hero h1 em{font-style:normal;background:linear-gradient(transparent 62%,var(--c-lime) 62%);padding:0 2px;}
.hero-sub{font-size:17px;color:var(--c-muted);max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px;}
.hero-trust{font-size:13.5px;color:var(--c-muted);display:flex;align-items:center;gap:8px;}
.hero-trust i{color:var(--c-primary-d);}
.hero-visual{position:relative;}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--c-line);border-radius:var(--r-img);box-shadow:var(--shadow-card);}
.script-corner{
  position:absolute;right:-14px;bottom:-18px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:12px;padding:14px 18px;box-shadow:var(--shadow-card);max-width:250px;
}
.script-corner strong{display:block;font-family:var(--font-serif);font-size:15px;margin-bottom:4px;}
.script-corner span{font-size:12.5px;color:var(--c-muted);line-height:1.6;display:block;}
.script-corner::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--c-primary);border-radius:12px 0 0 12px;}

/* ============ 价值条 ============ */
.value-bar{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.value-item{padding:26px 20px;text-align:center;position:relative;}
.value-item+.value-item::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:1px;background:var(--c-line);}
.value-num{font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--c-primary-d);line-height:1.2;}
.value-num small{font-size:14px;font-weight:600;margin-left:2px;color:var(--c-primary-d);}
.value-label{font-size:13.5px;color:var(--c-muted);margin-top:4px;}

/* ============ 功能分组 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.f-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px;box-shadow:var(--shadow-card);position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.f-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--c-primary);transition:width .25s ease;}
.f-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.f-card:hover::before{width:4px;}
.f-num{font-family:var(--font-serif);font-size:44px;font-weight:700;color:rgba(224,163,46,.32);line-height:1;margin-bottom:14px;}
.f-card p{color:var(--c-muted);font-size:15px;margin-bottom:16px;}
.f-card.main{grid-column:span 7;}
.f-card.side-a{grid-column:span 5;margin-top:0;}
.f-card.side-b{grid-column:span 5;grid-column-start:8;margin-top:-32px;}
.f-card .f-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.f-card .f-link i{transition:transform .2s ease;}
.f-card .f-link:hover i{transform:translateX(4px);}
.f-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--c-ink);margin-bottom:8px;}
.f-list li::before{content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;background:var(--c-primary);border-radius:2px;}
.f-card.main{padding-right:32px;}

/* ============ 使用场景 ============ */
.scene-row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:34px 0;border-bottom:1px dashed rgba(107,99,85,.35);}
.scene-row:last-child{border-bottom:0;}
.scene-row.rev .scene-text{order:2;}
.scene-row.rev .scene-media{order:1;}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--c-line);box-shadow:var(--shadow-card);}
.scene-text h3{font-size:21px;margin-bottom:10px;}
.scene-text p{color:var(--c-muted);font-size:15px;margin-bottom:14px;}
.scene-index{font-family:var(--font-serif);font-size:14px;font-weight:700;color:var(--c-primary-d);letter-spacing:.12em;display:block;margin-bottom:8px;}

/* ============ 案例 ============ */
.case-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px;}
.case-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-card);transition:box-shadow .25s ease,transform .25s ease;}
.case-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.case-thumb{overflow:hidden;border-radius:0;}
.case-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .3s ease;}
.case-card:hover .case-thumb img{transform:scale(1.03);}
.case-body{padding:20px 22px 22px;}
.case-body h3{font-size:18px;margin-bottom:12px;}
.case-stats{display:flex;gap:24px;flex-wrap:wrap;margin-bottom:12px;}
.case-stats b{display:block;font-family:var(--font-serif);font-size:20px;color:var(--c-primary-d);line-height:1.2;}
.case-stats span{font-size:12.5px;color:var(--c-muted);}
.case-quote{font-size:14px;color:var(--c-ink);background:rgba(215,227,107,.35);border-left:3px solid var(--c-primary);padding:8px 12px;border-radius:0 8px 8px 0;}
.case-lg{grid-column:span 7;}
.case-sm{grid-column:span 5;}
.case-half{grid-column:span 6;}

/* ============ 价格 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start;}
.price-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 26px;box-shadow:var(--shadow-card);position:relative;transition:transform .25s ease,box-shadow .25s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.price-card h3{font-size:18px;margin-bottom:6px;}
.price-desc{font-size:13.5px;color:var(--c-muted);margin-bottom:18px;}
.price-amount{font-family:var(--font-serif);font-size:36px;font-weight:700;color:var(--c-ink);line-height:1;}
.price-amount small{font-size:14px;font-family:var(--font-sans);font-weight:500;color:var(--c-muted);margin-left:4px;}
.price-card hr{border:0;border-top:1px solid var(--c-line);margin:18px 0;opacity:1;}
.price-list li{position:relative;padding-left:24px;font-size:14.5px;margin-bottom:10px;color:var(--c-ink);}
.price-list li::before{
  content:"";position:absolute;left:2px;top:6px;width:11px;height:6px;
  border-left:2px solid var(--c-primary-d);border-bottom:2px solid var(--c-primary-d);
  transform:rotate(-45deg);border-radius:1px;
}
.price-card .btn-main,.price-card .btn-ghost{width:100%;margin-top:8px;}
.price-card.featured{
  background:var(--c-green);border-color:var(--c-green);color:#FBF6EC;
  transform:scale(1.03) translateY(-8px);box-shadow:0 18px 40px rgba(44,66,56,.28);
}
.price-card.featured h3,.price-card.featured .price-amount{color:#fff;}
.price-card.featured .price-desc,.price-card.featured .price-list li,.price-card.featured .price-amount small{color:rgba(251,246,236,.78);}
.price-card.featured hr{border-top-color:rgba(251,246,236,.2);}
.price-card.featured .price-list li::before{border-color:var(--c-lime);}
.price-flag{
  position:absolute;right:18px;top:-12px;background:var(--c-lime);color:#33400E;
  font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:var(--r-badge);
}
.price-note{
  margin-top:26px;background:rgba(224,163,46,.10);border:1px dashed var(--c-primary-d);
  border-radius:12px;padding:16px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.price-note p{margin:0;font-size:14.5px;color:var(--c-ink);}

/* ============ 最新动态 ============ */
.news-section{background:var(--c-bg);}
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.news-item{
  display:grid;grid-template-columns:1fr 108px;gap:16px;align-items:start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;padding:18px 20px;
  transition:border-color .2s ease,transform .2s ease;
}
.news-item:hover{border-color:var(--c-primary);transform:translateY(-2px);}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--c-muted);margin-bottom:8px;flex-wrap:wrap;}
.news-cat{background:rgba(215,227,107,.55);color:#3A4310;border-radius:var(--r-badge);padding:2px 9px;font-weight:600;font-size:12px;}
.news-title{font-family:var(--font-serif);font-size:17px;font-weight:700;line-height:1.5;margin:0 0 6px;display:block;color:var(--c-ink);}
.news-title:hover{color:var(--c-primary-d);}
.news-summary{font-size:13.5px;color:var(--c-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.news-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;}
.news-empty{
  grid-column:1/-1;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:12px;
  padding:34px 24px;text-align:center;color:var(--c-muted);font-size:15px;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;margin-bottom:12px;overflow:hidden;}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;padding:18px 22px;
  font-size:17px;font-weight:600;color:var(--c-ink);display:flex;align-items:center;justify-content:space-between;gap:16px;
  cursor:pointer;min-height:44px;
}
.faq-q .sign{position:relative;width:18px;height:18px;flex:0 0 auto;}
.faq-q .sign::before,.faq-q .sign::after{content:"";position:absolute;background:var(--c-primary-d);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.faq-q .sign::before{left:0;top:8px;width:18px;height:2px;}
.faq-q .sign::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.open .faq-q .sign::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 22px 20px;font-size:15px;color:var(--c-muted);line-height:1.85;background:rgba(224,163,46,.04);}
.faq-item.open .faq-a{max-height:420px;}

/* ============ 底部 CTA ============ */
.cta-band{background:var(--c-green);color:#FBF6EC;position:relative;}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:8px;
  background:repeating-linear-gradient(135deg,var(--c-primary) 0 18px,var(--c-green-soft) 18px 36px);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:56px 0;flex-wrap:wrap;}
.cta-inner h2{color:#fff;padding-left:0;margin-bottom:8px;}
.cta-inner h2::before{display:none;}
.cta-inner p{margin:0;color:rgba(251,246,236,.78);font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-green);color:rgba(251,246,236,.82);padding-top:8px;}
.footer-stripe{height:8px;background:repeating-linear-gradient(135deg,var(--c-primary) 0 18px,var(--c-green-soft) 18px 36px);}
.footer-main{padding:52px 0 34px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:18px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-brand .brand-dot{width:20px;height:20px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(251,246,236,.68);margin-bottom:14px;max-width:330px;}
.footer-tags{display:flex;gap:8px;flex-wrap:wrap;}
.footer-tags span{font-size:12px;padding:3px 10px;border:1px solid rgba(251,246,236,.24);border-radius:var(--r-badge);color:rgba(251,246,236,.8);}
.site-footer h4{font-family:var(--font-serif);font-size:15px;color:#fff;margin:0 0 16px;font-weight:700;}
.footer-links{list-style:none;padding:0;margin:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:13.5px;color:rgba(251,246,236,.72);}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact li{font-size:13.5px;margin-bottom:10px;color:rgba(251,246,236,.72);list-style:none;}
.footer-contact{padding:0;margin:0;}
.footer-contact i{color:var(--c-primary);margin-right:8px;width:14px;}
.footer-bottom{border-top:1px solid rgba(251,246,236,.14);padding:18px 0 22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(251,246,236,.55);}
.footer-bottom a{color:rgba(251,246,236,.55);}
.footer-bottom a:hover{color:var(--c-primary);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .brand{font-size:17px;}
}
@media (max-width:991.98px){
  :root{--space-section:48px;}
  .nav-inner{min-height:60px;}
  .navbar-collapse{background:var(--c-bg);border:1px solid var(--c-line);border-radius:12px;padding:16px;margin-top:12px;box-shadow:var(--shadow-card);}
  .nav-links{flex-direction:column;align-items:stretch;gap:4px;margin-bottom:14px;}
  .nav-links a{padding:12px 14px;font-size:15px;min-height:44px;display:flex;align-items:center;}
  .nav-links a::after{display:none;}
  .nav-cta{width:100%;justify-content:center;}
  .hero{padding:44px 0 40px;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-visual{order:2;}
  .script-corner{right:8px;bottom:-14px;padding:12px 14px;max-width:220px;}
  .value-grid{grid-template-columns:repeat(2,1fr);}
  .value-item:nth-child(3)::before,.value-item:nth-child(1)::before{display:none;}
  .value-item:nth-child(n+3){border-top:1px solid var(--c-line);}
  .f-card.main,.f-card.side-a,.f-card.side-b{grid-column:span 12;margin-top:0;}
  .scene-row{grid-template-columns:1fr;gap:22px;padding:28px 0;}
  .scene-row.rev .scene-text,.scene-row.rev .scene-media{order:0;}
  .case-lg,.case-sm,.case-half{grid-column:span 12;}
  .price-grid{grid-template-columns:1fr;gap:18px;}
  .price-card.featured{transform:none;}
  .news-list{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-inner{padding:44px 0;}
}
@media (max-width:767.98px){
  :root{--space-section:36px;}
  .container{padding-left:16px;padding-right:16px;}
  h2{padding-left:14px;font-size:23px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .value-item{padding:20px 12px;}
  .value-num{font-size:22px;}
  .f-card{padding:22px;}
  .news-item{grid-template-columns:1fr;}
  .news-thumb{display:none;}
  .price-amount{font-size:30px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-light,.cta-actions .btn-outline-light2{width:100%;}
  .footer-main{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .script-corner{position:static;margin-top:14px;max-width:none;}
  .faq-q{font-size:16px;padding:16px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
}
@media (max-width:520px){
  .brand{font-size:15.5px;}
  .brand-sub{font-size:10px;}
  .hero{padding:32px 0;}
  .case-stats{gap:16px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --radius-badge:6px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-card-hover:0 4px 0 rgba(35,32,27,.06),0 16px 32px rgba(35,32,27,.10);
  --ease:.24s ease;
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-ink);
  background-color:var(--c-bg);
}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--c-ink);margin:0}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25;font-weight:700}
h2{font-size:clamp(22px,2.2vw,30px);line-height:1.35;font-weight:700}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--c-primary-d)}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
.section{padding:72px 0}
.section-sm{padding:52px 0}
.section-head{margin-bottom:28px;max-width:820px}
.section-title{position:relative;padding-left:16px;margin-bottom:14px}
.section-title::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:18px;border-radius:2px;background:var(--c-primary);
}
.section-desc{color:var(--c-muted);font-size:15.5px;line-height:1.85;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--c-primary-d);font-weight:600;
  text-transform:uppercase;
}

/* ---------- 导航 ---------- */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  position:sticky;top:0;z-index:1030;
}
.site-nav .nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;min-height:68px;flex-wrap:nowrap;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:18px;color:var(--c-ink);line-height:1.2}
.brand:hover{color:var(--c-green)}
.brand-dot{
  width:20px;height:20px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#F0C465 0%,var(--c-primary) 55%,var(--c-primary-d) 100%);
  box-shadow:inset -2px -2px 4px rgba(35,32,27,.16);
  flex:0 0 auto;
}
.brand-sub{display:block;font-family:var(--font-sans);font-size:11.5px;font-weight:400;color:var(--c-muted);letter-spacing:.06em;margin-top:2px}
.navbar-toggler{
  border:1px solid var(--c-line);background:var(--c-surface);border-radius:8px;
  width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  padding:0;box-shadow:none;
}
.navbar-toggler:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:2px}
.toggler-bar{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px}
.nav-links{display:flex;align-items:center;gap:4px;margin:0;padding:0}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--c-ink);line-height:1.4;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-links a:hover{color:var(--c-primary-d)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--c-green);background:rgba(224,163,46,.10)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  min-height:44px;padding:10px 20px;margin-left:14px;
  background:var(--c-primary);color:var(--c-ink);
  border-radius:var(--radius-btn);font-weight:600;font-size:15px;
  border:1px solid var(--c-primary-d);
  box-shadow:0 2px 0 rgba(35,32,27,.10);
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 6px 14px rgba(35,32,27,.16)}

/* ---------- 通用按钮 ---------- */
.btn-bean,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:11px 24px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;line-height:1.3;cursor:pointer;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-bean{background:var(--c-primary);color:var(--c-ink);border:1px solid var(--c-primary-d);box-shadow:0 2px 0 rgba(35,32,27,.10)}
.btn-bean:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(184,122,22,.28)}
.btn-ghost{background:transparent;color:var(--c-ink);border:1px solid var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:var(--c-bg);transform:translateY(-2px)}
.btn-bean:active,.btn-ghost:active{transform:translateY(0)}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;padding:56px 0 52px;overflow:hidden;
  background-color:var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.12;
  background-image:repeating-linear-gradient(to right,rgba(44,66,56,.5) 0 1px,transparent 1px 64px),
                   repeating-linear-gradient(to bottom,rgba(44,66,56,.5) 0 1px,transparent 1px 64px);
  mask-image:radial-gradient(ellipse at 60% 20%,#000 0%,transparent 78%);
}
.cat-hero-grid{position:relative;display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:center}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:18px}
.crumb a{color:var(--c-muted)}
.crumb a:hover{color:var(--c-primary-d)}
.crumb .sep{color:#BFB4A0}
.cat-hero h1{margin-bottom:16px}
.cat-hero h1 .hl{
  background:linear-gradient(transparent 62%,rgba(215,227,107,.85) 62%);
  padding:0 2px;
}
.cat-hero .lead{font-size:16.5px;line-height:1.9;color:var(--c-muted);max-width:600px;margin-bottom:24px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-badge);
  font-size:13px;font-weight:500;line-height:1.6;
  background:rgba(215,227,107,.42);color:#3C4A1E;border:1px solid rgba(44,66,56,.12);
}
.tag-line{background:rgba(224,163,46,.14);color:var(--c-primary-d);border-color:rgba(224,163,46,.34)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-img);border:1px solid var(--c-line);
  box-shadow:var(--shadow-card);
}
.hero-figure .fig-note{
  position:absolute;left:-14px;bottom:-16px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:10px;
  padding:10px 14px;font-size:13px;color:var(--c-muted);line-height:1.5;
  box-shadow:var(--shadow-card);max-width:220px;
}
.hero-figure .fig-note strong{display:block;color:var(--c-green);font-size:13.5px;font-family:var(--font-serif)}

/* ---------- 筛选标签条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:14px;border:1px solid var(--c-line);border-radius:var(--radius-card);
  background:var(--c-surface);box-shadow:var(--shadow-card);
}
.chip{
  display:inline-flex;align-items:center;min-height:38px;padding:5px 16px;
  border-radius:8px;border:1px solid var(--c-line);background:var(--c-bg);
  font-size:14px;font-weight:500;color:var(--c-muted);cursor:pointer;
  transition:all var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-d)}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary-d);color:var(--c-ink);font-weight:600}

/* ---------- 剧集网格 ---------- */
.drama-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.drama-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.drama-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover);border-color:rgba(224,163,46,.55)}
.drama-cover{position:relative;overflow:hidden;background:#EFE7D6}
.drama-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s ease}
.drama-card:hover .drama-cover img{transform:scale(1.03)}
.ep-badge{
  position:absolute;top:12px;right:12px;
  background:rgba(44,66,56,.92);color:#F6F1E3;
  font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:var(--radius-badge);
  letter-spacing:.04em;
}
.drama-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.drama-body h3{font-size:19px;line-height:1.45}
.drama-sum{font-size:14.5px;color:var(--c-muted);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.drama-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}
.meta-label{font-size:12.5px;color:var(--c-muted);background:rgba(224,163,46,.12);border:1px solid rgba(224,163,46,.30);border-radius:var(--radius-badge);padding:2px 9px}

/* ---------- 主题行 ---------- */
.topic-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:26px 28px;box-shadow:var(--shadow-card);
}
.topic-row{display:flex;flex-wrap:wrap;gap:10px}
.topic-link{
  display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:6px 16px;
  border-radius:8px;background:var(--c-bg);border:1px solid var(--c-line);
  font-size:14.5px;color:var(--c-ink);transition:all var(--ease);
}
.topic-link:hover{background:var(--c-green);color:#F6F1E3;border-color:var(--c-green);transform:translateY(-1px)}
.topic-link i{font-size:12px;color:var(--c-primary-d);transition:color var(--ease)}
.topic-link:hover i{color:var(--c-lime)}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  background:var(--c-surface);box-shadow:var(--shadow-card);overflow:hidden;
}
.stat-item{padding:26px 22px;position:relative}
.stat-item+.stat-item{border-left:1px solid var(--c-line)}
.stat-num{font-family:var(--font-serif);font-size:28px;font-weight:700;color:var(--c-primary-d);line-height:1.2;margin-bottom:6px}
.stat-num small{font-size:14px;font-weight:600;color:var(--c-muted);margin-left:3px;font-family:var(--font-sans)}
.stat-txt{font-size:14px;color:var(--c-muted);line-height:1.7;margin:0}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.flow-step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--radius-card);padding:24px 20px;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.flow-step:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:rgba(224,163,46,.55)}
.flow-step:hover::before{opacity:1}
.flow-step::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:0 3px 3px 0;
  background:var(--c-primary);opacity:0;transition:opacity var(--ease);
}
.flow-idx{font-family:var(--font-serif);font-size:24px;font-weight:700;color:rgba(224,163,46,.55);line-height:1;margin-bottom:12px}
.flow-step h3{font-size:17.5px;margin-bottom:8px}
.flow-step p{font-size:14.5px;color:var(--c-muted);line-height:1.8;margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-item{
  border:1px solid var(--c-line);border-radius:var(--radius-card);
  background:var(--c-surface);box-shadow:var(--shadow-card);margin-bottom:14px;overflow:hidden;
}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;cursor:pointer;
  font-size:17px;font-weight:600;line-height:1.5;color:var(--c-ink);
  list-style:none;transition:background var(--ease),color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(224,163,46,.07);color:var(--c-primary-d)}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-family:var(--font-sans);font-size:22px;font-weight:400;
  color:var(--c-primary-d);line-height:1;width:22px;text-align:center;
}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{background:rgba(224,163,46,.10);color:var(--c-green)}
.faq-body{padding:4px 22px 20px;background:rgba(224,163,46,.04);font-size:15px;line-height:1.85;color:var(--c-muted)}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--c-green);color:#F6F1E3;border-radius:var(--radius-card);
  padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;
  background:rgba(215,227,107,.10);
}
.cta-band h2{color:#F9F5EA;font-size:clamp(22px,2.2vw,28px);margin-bottom:8px}
.cta-band p{color:rgba(246,241,227,.78);font-size:15px;line-height:1.8;margin:0;max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1}
.cta-band .btn-ghost{border-color:rgba(246,241,227,.55);color:#F9F5EA}
.cta-band .btn-ghost:hover{background:#F9F5EA;color:var(--c-green)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-green);color:#EDE7D8;margin-top:24px}
.footer-stripe{
  height:8px;
  background-image:repeating-linear-gradient(135deg,#D7E36B 0 14px,#2C4238 14px 28px,#E0A32E 28px 42px,#2C4238 42px 56px);
  opacity:.9;
}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:19px;font-weight:700;color:#F9F5EA;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(237,231,216,.75);margin-bottom:16px;max-width:340px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  font-size:12.5px;padding:3px 10px;border-radius:var(--radius-badge);
  background:rgba(215,227,107,.14);color:#D7E36B;border:1px solid rgba(215,227,107,.22);
}
.site-footer h4{font-family:var(--font-serif);font-size:16px;color:#F9F5EA;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(237,231,216,.78)}
.footer-links a:hover{color:var(--c-primary)}
.footer-contact li{font-size:14px;color:rgba(237,231,216,.78);margin-bottom:12px;line-height:1.7;display:flex;gap:10px}
.footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px;flex:0 0 auto}
.footer-bottom{
  border-top:1px solid rgba(237,231,216,.16);
  padding:18px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(237,231,216,.62);
}
.footer-bottom a{color:rgba(237,231,216,.78)}
.footer-bottom a:hover{color:var(--c-primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .drama-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .footer-main{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:991.98px){
  .site-nav .nav-inner{min-height:60px;flex-wrap:wrap}
  .brand{font-size:16.5px}
  .brand-sub{font-size:11px}
  .nav-links{flex-direction:column;align-items:stretch;gap:4px;padding:6px 0 4px;width:100%}
  .nav-links a{padding:12px 14px;font-size:15px;border-radius:8px}
  .nav-links a::after{left:14px;right:14px;bottom:8px}
  .navbar-collapse{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--radius-card);padding:12px;margin:0 0 14px;width:100%}
  .nav-cta{margin:8px 0 2px;width:100%}
  .cat-hero{padding:40px 0 44px}
  .cat-hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-figure .fig-note{position:static;margin-top:12px;max-width:none;left:auto;bottom:auto}
  .section{padding:52px 0}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat-item+.stat-item{border-left:none}
  .stat-item:nth-child(2n){border-left:1px solid var(--c-line)}
  .stat-item:nth-child(n+3){border-top:1px solid var(--c-line)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px}
  .footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:44px 0 32px}
}
@media (max-width:767.98px){
  .drama-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .section{padding:40px 0}
  .cat-hero h1{font-size:clamp(25px,6.4vw,32px)}
  .cat-hero .lead{font-size:15.5px}
  .hero-actions .btn-bean,.hero-actions .btn-ghost{width:100%}
  .filter-bar{padding:12px;gap:8px}
  .chip{font-size:13.5px;padding:5px 13px}
  .faq-item summary{font-size:16px;padding:14px 18px}
  .faq-body{padding:2px 18px 18px}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;font-size:12.5px}
  .topic-panel{padding:20px}
  .cta-actions{width:100%}
  .cta-actions .btn-bean,.cta-actions .btn-ghost{width:100%}
}
@media (max-width:519.98px){
  .container{padding-left:16px;padding-right:16px}
  .stat-strip{grid-template-columns:1fr}
  .stat-item+.stat-item{border-left:none;border-top:1px solid var(--c-line)}
  .stat-item:nth-child(2n){border-left:none}
  .brand{font-size:15.5px}
  .brand-sub{display:none}
}

/* roulang page: article */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-hover:0 4px 0 rgba(35,32,27,.06),0 16px 34px rgba(35,32,27,.10);
  --font-serif:"Noto Serif SC","Songti SC",Georgia,serif;
  --font-sans:"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;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-d);}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;}
.row{--bs-gutter-x:24px;}
h1,h2,h3,h4,h5{font-family:var(--font-serif);color:var(--c-ink);letter-spacing:.01em;}

/* ============ 导航 ============ */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  position:sticky;
  top:0;
  z-index:1030;
  box-shadow:0 1px 0 rgba(35,32,27,.03);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:68px;
  padding:0;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  text-decoration:none;
  color:var(--c-ink);
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:700;
  line-height:1.15;
  letter-spacing:.01em;
}
.brand:hover{color:var(--c-ink);}
.brand-dot{
  width:20px;height:20px;flex:0 0 auto;
  border-radius:50% 50% 45% 45% / 62% 62% 38% 38%;
  background:linear-gradient(150deg,var(--c-primary),var(--c-primary-d));
  box-shadow:inset 0 -3px 6px rgba(0,0,0,.14);
}
.brand-sub{
  display:block;
  font-family:var(--font-sans);
  font-size:11px;
  font-weight:500;
  color:var(--c-muted);
  letter-spacing:.08em;
  margin-top:3px;
}
.navbar-toggler{
  border:0;
  background:transparent;
  padding:8px;
  border-radius:8px;
  box-shadow:none!important;
}
.toggler-bar{
  display:block;width:24px;height:2px;background:var(--c-ink);
  margin:5px 0;border-radius:2px;transition:background .2s ease;
}
.navbar-toggler:hover .toggler-bar{background:var(--c-primary-d);}
.nav-links{
  display:flex;align-items:center;gap:4px;
  list-style:none;margin:0 0 0 auto;padding:0;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink);
  text-decoration:none;
  border-radius:8px;
  transition:color .2s ease,background-color .2s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--c-primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover{color:var(--c-primary-d);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--c-green);background:rgba(224,163,46,.10);}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  margin-left:18px;
  padding:10px 18px;
  background:var(--c-primary);
  color:var(--c-ink);
  font-size:15px;font-weight:600;
  border:1px solid var(--c-primary-d);
  border-radius:var(--radius-btn);
  text-decoration:none;
  box-shadow:0 2px 0 rgba(35,32,27,.08);
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 4px 0 rgba(35,32,27,.10);}
.nav-cta i{font-size:13px;}
@media (max-width:991.98px){
  .nav-inner{min-height:60px;}
  .navbar-collapse{
    background:var(--c-bg);
    border:1px solid var(--c-line);
    border-radius:12px;
    padding:14px;
    margin:10px 0 14px;
    box-shadow:var(--shadow-card);
  }
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;margin:0;width:100%;}
  .nav-links a{padding:12px;font-size:15px;}
  .nav-links a::after{left:12px;right:auto;width:0;bottom:8px;}
  .nav-links a:hover::after,.nav-links a.active::after{width:calc(100% - 24px);}
  .nav-cta{margin:12px 0 0;width:100%;justify-content:center;padding:13px 18px;min-height:44px;}
}

/* ============ 面包屑 ============ */
.crumb-bar{
  border-bottom:1px dashed var(--c-line);
  background:rgba(255,255,255,.5);
}
.crumb-line{
  display:flex;align-items:center;flex-wrap:nowrap;gap:8px;
  padding:14px 0;
  font-size:13px;
  color:var(--c-muted);
  overflow:hidden;
  line-height:1.6;
}
.crumb-line a{color:var(--c-muted);text-decoration:none;white-space:nowrap;transition:color .2s ease;}
.crumb-line a:hover{color:var(--c-primary-d);}
.crumb-line .sep{color:var(--c-line);flex:0 0 auto;}
.crumb-line .crumb-cat{white-space:nowrap;flex:0 0 auto;}
.crumb-line .crumb-current{
  min-width:0;flex:1 1 auto;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--c-ink);font-weight:500;
}

/* ============ 文章布局 ============ */
.article-main{padding:36px 0 8px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:48px;
  align-items:start;
}
.article-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:40px 44px 44px;
  min-width:0;
}
.article-head{margin-bottom:26px;}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:12px;
  font-size:13px;color:var(--c-muted);margin-bottom:18px;line-height:1.6;
}
.meta-cat{
  display:inline-block;
  padding:4px 12px;
  font-size:12.5px;font-weight:600;
  color:var(--c-green);
  background:var(--c-lime);
  border-radius:6px;
  letter-spacing:.04em;
}
.meta-sep{width:1px;height:12px;background:var(--c-line);display:inline-block;}
.article-meta b{color:var(--c-primary-d);font-weight:700;}
.article-head h1{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.3;
  font-weight:700;
  margin:0 0 20px;
  letter-spacing:.01em;
  word-break:break-word;
}
.head-rule{width:40px;height:4px;background:var(--c-primary);border-radius:2px;margin-bottom:26px;}
.article-cover{
  margin:0 0 8px;
  border-radius:var(--radius-img);
  overflow:hidden;
  border:1px solid var(--c-line);
  background:var(--c-bg);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 正文排版 ============ */
.article-content{
  font-size:16px;
  line-height:1.9;
  letter-spacing:.02em;
  color:var(--c-ink);
  word-break:break-word;
}
.article-content p{margin:0 0 1.15em;}
.article-content h2{
  font-family:var(--font-serif);
  font-size:26px;
  line-height:1.35;
  font-weight:700;
  margin:40px 0 14px;
  padding-left:14px;
  position:relative;
  scroll-margin-top:96px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.3em;
  width:4px;height:18px;border-radius:2px;background:var(--c-primary);
}
.article-content h3{
  font-family:var(--font-serif);
  font-size:20px;
  line-height:1.5;
  font-weight:600;
  margin:28px 0 10px;
  scroll-margin-top:96px;
}
.article-content ul,.article-content ol{margin:0 0 1.15em;padding-left:0;list-style:none;}
.article-content ol{counter-reset:li;}
.article-content ul li{
  position:relative;padding-left:20px;margin-bottom:.55em;line-height:1.8;
}
.article-content ul li::before{
  content:"";position:absolute;left:2px;top:.75em;
  width:6px;height:6px;border-radius:1px;background:var(--c-primary);
}
.article-content ol li{
  position:relative;padding-left:26px;margin-bottom:.55em;line-height:1.8;counter-increment:li;
}
.article-content ol li::before{
  content:counter(li);
  position:absolute;left:0;top:0;
  color:var(--c-primary-d);font-weight:700;font-size:15px;font-family:var(--font-serif);
}
.article-content blockquote{
  margin:24px 0;
  padding:16px 20px;
  border-left:4px solid var(--c-primary);
  background:rgba(224,163,46,.07);
  border-radius:0 10px 10px 0;
  color:var(--c-ink);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:var(--radius-img);margin:22px auto;border:1px solid var(--c-line);}
.article-content a{color:var(--c-primary-d);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;font-weight:500;}
.article-content a:hover{color:var(--c-green);text-decoration-thickness:2px;}
.article-content strong{font-weight:700;color:var(--c-ink);}
.article-content hr{border:0;border-top:1px dashed var(--c-line);margin:32px 0;}
.article-content .table-scroll{
  overflow-x:auto;
  margin:24px 0;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:var(--c-surface);
  -webkit-overflow-scrolling:touch;
}
.article-content table{
  width:100%;border-collapse:collapse;font-size:15px;min-width:520px;
}
.article-content th,.article-content td{
  padding:11px 16px;border-bottom:1px solid var(--c-line);text-align:left;line-height:1.7;
}
.article-content th{background:rgba(224,163,46,.12);font-weight:600;color:var(--c-green);white-space:nowrap;}
.article-content tr:last-child td{border-bottom:0;}
.article-content figure{margin:24px 0;}
.article-content figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px;line-height:1.7;}

/* 空态 */
.empty-state{
  text-align:center;
  padding:60px 20px;
  border:1px dashed var(--c-line);
  border-radius:var(--radius-card);
  background:var(--c-bg);
}
.empty-state i{font-size:30px;color:var(--c-primary);margin-bottom:14px;display:block;}
.empty-state h2{
  font-family:var(--font-serif);font-size:22px;margin:0 0 10px;padding:0;
}
.empty-state h2::before{display:none;}
.empty-state p{color:var(--c-muted);font-size:15px;margin:0 0 20px;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  padding:22px 22px 20px;
}
.side-title{
  font-family:var(--font-serif);
  font-size:16px;font-weight:700;
  margin:0 0 16px;padding-left:11px;position:relative;line-height:1.4;
}
.side-title::before{
  content:"";position:absolute;left:0;top:.25em;width:3px;height:14px;
  background:var(--c-primary);border-radius:2px;
}
.toc-list{list-style:none;margin:0;padding:0;max-height:340px;overflow-y:auto;}
.toc-list li{margin:0;}
.toc-list a{
  display:block;
  padding:7px 10px 7px 12px;
  font-size:14px;line-height:1.55;
  color:var(--c-muted);
  border-left:3px solid transparent;
  border-radius:0 6px 6px 0;
  text-decoration:none;
  transition:all .2s ease;
  overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
}
.toc-list a:hover{color:var(--c-primary-d);background:rgba(224,163,46,.07);}
.toc-list a.is-active{
  color:var(--c-green);font-weight:600;
  border-left-color:var(--c-primary);
  background:rgba(224,163,46,.10);
}
.toc-list .toc-sub a{padding-left:24px;font-size:13.5px;}
.toc-empty{font-size:13px;color:var(--c-muted);margin:0;line-height:1.7;}
.rel-item{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;
  border-bottom:1px dashed var(--c-line);
  text-decoration:none;
  transition:transform .2s ease;
}
.rel-item:last-child{border-bottom:0;padding-bottom:0;}
.rel-item:hover{transform:translateX(3px);}
.rel-item img{
  width:64px;height:48px;flex:0 0 auto;object-fit:cover;
  border-radius:8px;border:1px solid var(--c-line);
}
.rel-text{
  font-size:14px;line-height:1.55;color:var(--c-ink);font-weight:500;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.rel-item:hover .rel-text{color:var(--c-primary-d);}
.side-tip{
  background:rgba(44,66,56,.05);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:20px;
}
.side-tip p{font-size:13.5px;color:var(--c-muted);line-height:1.75;margin:0 0 14px;}
.side-tip .side-title{margin-bottom:12px;}

/* ============ 文末 ============ */
.article-foot{margin-top:34px;}
.back-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-primary-d);
  text-decoration:none;padding:8px 0;
}
.back-link:hover{color:var(--c-green);}
.post-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:20px;
}
.post-nav-item{
  display:block;
  padding:16px 20px;
  background:var(--c-bg);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  text-decoration:none;
  transition:all .2s ease;
}
.post-nav-item:hover{
  border-color:var(--c-primary);
  background:rgba(224,163,46,.07);
  transform:translateY(-2px);
  box-shadow:var(--shadow-card);
}
.pn-label{
  display:block;font-size:12.5px;color:var(--c-muted);margin-bottom:6px;letter-spacing:.06em;
}
.pn-title{
  display:block;font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.55;
}
.post-nav-item.is-next{text-align:right;}
.post-nav-item:hover .pn-title{color:var(--c-primary-d);}

/* ============ CTA 横条 ============ */
.cta-strip{
  background:var(--c-green);
  color:#F3EEE2;
  border-radius:var(--radius-card);
  margin:44px 0 0;
  padding:26px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-strip::after{
  content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;
  border-radius:50%;background:rgba(224,163,46,.13);
}
.cta-strip h3{
  font-family:var(--font-serif);font-size:21px;line-height:1.4;margin:0 0 6px;color:#fff;
}
.cta-strip p{margin:0;font-size:14px;color:rgba(243,238,226,.78);line-height:1.7;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.btn-solid,.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 20px;
  font-size:15px;font-weight:600;
  border-radius:var(--radius-btn);
  text-decoration:none;
  transition:all .2s ease;
  min-height:44px;
  white-space:nowrap;
}
.btn-solid{background:var(--c-primary);color:var(--c-ink);border:1px solid var(--c-primary-d);box-shadow:0 2px 0 rgba(0,0,0,.14);}
.btn-solid:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:#F3EEE2;border:1px solid rgba(243,238,226,.45);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(224,163,46,.10);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-green);color:#EFE9DC;margin-top:72px;position:relative;}
.footer-stripe{
  height:8px;
  background:repeating-linear-gradient(135deg,#E0A32E 0 14px,#2C4238 14px 28px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.25fr;
  gap:36px;
  padding:56px 0 40px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:#fff;
  margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(239,233,220,.72);margin:0 0 18px;max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{
  font-size:12.5px;padding:4px 10px;border-radius:6px;
  background:rgba(224,163,46,.14);color:#E8CE8F;border:1px solid rgba(224,163,46,.28);
}
.site-footer h4{
  font-family:var(--font-serif);font-size:15px;color:#fff;margin:0 0 16px;font-weight:700;letter-spacing:.04em;
}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;color:rgba(239,233,220,.72);text-decoration:none;transition:color .2s ease;
}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact li{
  font-size:13.5px;color:rgba(239,233,220,.72);margin-bottom:12px;line-height:1.7;
  display:flex;gap:9px;align-items:flex-start;
}
.footer-contact i{color:var(--c-primary);margin-top:5px;font-size:12px;flex:0 0 auto;}
.footer-bottom{
  border-top:1px solid rgba(239,233,220,.16);
  padding:18px 0 24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;color:rgba(239,233,220,.55);
}
.footer-bottom a{color:rgba(239,233,220,.72);text-decoration:none;}
.footer-bottom a:hover{color:var(--c-primary);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .article-side{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px;}
}
@media (max-width:991.98px){
  .article-card{padding:30px 26px 34px;}
  .article-main{padding:28px 0 0;}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:40px 0 28px;}
  .cta-strip{padding:22px 24px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  .article-card{padding:24px 18px 28px;border-radius:12px;}
  .article-head h1{font-size:26px;line-height:1.35;}
  .article-content{font-size:16px;line-height:1.85;}
  .article-content h2{font-size:22px;margin-top:32px;}
  .article-content h3{font-size:18px;}
  .article-side{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav-item.is-next{text-align:left;}
  .cta-strip{flex-direction:column;align-items:flex-start;gap:18px;}
  .cta-actions{width:100%;}
  .btn-solid,.btn-ghost{flex:1 1 auto;justify-content:center;}
  .footer-main{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .site-footer{margin-top:52px;}
}
@media (max-width:575.98px){
  .brand{font-size:16px;}
  .brand-sub{font-size:10px;}
  .article-meta{gap:9px;font-size:12.5px;}
  .meta-cat{font-size:12px;padding:3px 10px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-hover:0 4px 0 rgba(35,32,27,.06),0 16px 34px rgba(35,32,27,.10);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary-d);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-green);}
h1,h2,h3,h4,h5{font-family:var(--font-serif);color:var(--c-ink);letter-spacing:.01em;}
p{margin:0 0 1.15em;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto;}
.row{--bs-gutter-x:24px;}

/* ---------- 导航 ---------- */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  box-shadow:0 1px 0 rgba(35,32,27,.03);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:68px;
  flex-wrap:wrap;
  gap:10px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--c-ink);
  font-family:var(--font-serif);
  font-weight:700;
  font-size:19px;
  line-height:1.2;
  padding:8px 0;
}
.brand:hover{color:var(--c-ink);}
.brand-dot{
  width:20px;height:20px;flex:0 0 20px;
  border-radius:50% 50% 46% 46%;
  background:linear-gradient(135deg,#EDB94F,#C98F1C);
  box-shadow:inset -2px -2px 0 rgba(35,32,27,.14);
}
.brand-sub{
  display:block;
  font-family:var(--font-sans);
  font-size:12px;
  font-weight:500;
  color:var(--c-muted);
  letter-spacing:.04em;
  margin-top:2px;
}
.navbar-toggler{
  border:none;background:transparent;padding:10px;margin-left:auto;
  display:flex;flex-direction:column;gap:5px;border-radius:8px;
}
.navbar-toggler:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:2px;}
.toggler-bar{width:24px;height:2px;background:var(--c-ink);border-radius:2px;display:block;}
.nav-links{
  list-style:none;
  display:flex;
  align-items:center;
  gap:2px;
  margin:0;
  padding:0;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink);
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-links a:hover{color:var(--c-primary-d);background:rgba(224,163,46,.06);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{
  color:var(--c-green);
  font-weight:600;
  background:rgba(224,163,46,.10);
}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-left:12px;
  padding:10px 18px;
  font-size:14.5px;
  font-weight:700;
  color:var(--c-ink);
  background:var(--c-primary);
  border:1px solid var(--c-primary-d);
  border-radius:var(--radius-btn);
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{
  background:var(--c-primary-d);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 8px 18px rgba(184,122,22,.28);
}
@media (max-width:991.98px){
  .nav-inner{min-height:60px;}
  .navbar-collapse{
    width:100%;
    background:var(--c-bg);
    border:1px solid var(--c-line);
    border-radius:14px;
    padding:14px;
    margin:4px 0 16px;
  }
  .nav-links{flex-direction:column;align-items:stretch;gap:4px;width:100%;}
  .nav-links a{padding:11px 12px;font-size:15px;}
  .nav-links a::after{display:none;}
  .nav-cta{margin:12px 0 0;justify-content:center;width:100%;padding:12px 18px;}
}

/* ---------- 通用 ---------- */
.section{padding:72px 0;}
.sec-head{margin-bottom:32px;}
.sec-head h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.2vw,30px);
  font-weight:700;
  line-height:1.35;
  margin:0 0 10px;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;top:5px;bottom:5px;
  width:4px;border-radius:2px;
  background:var(--c-primary);
}
.sec-head p{
  margin:0;
  max-width:680px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
}
.btn-main,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:11px 22px;
  font-size:15px;
  font-weight:700;
  border-radius:var(--radius-btn);
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-main{
  color:var(--c-ink);
  background:var(--c-primary);
  border:1px solid var(--c-primary-d);
}
.btn-main:hover{
  background:var(--c-primary-d);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(184,122,22,.26);
}
.btn-ghost{
  color:var(--c-green);
  background:transparent;
  border:1px solid var(--c-green);
}
.btn-ghost:hover{
  background:rgba(44,66,56,.07);
  color:var(--c-green);
  transform:translateY(-2px);
}
.tag{
  display:inline-block;
  padding:4px 10px;
  font-size:12.5px;
  line-height:1.6;
  border-radius:6px;
  background:rgba(215,227,107,.32);
  color:var(--c-green);
  border:1px solid rgba(44,66,56,.12);
  margin:0 8px 8px 0;
}
.tag-line{
  display:inline-block;
  padding:4px 10px;
  font-size:12.5px;
  border-radius:6px;
  background:var(--c-bg);
  color:var(--c-muted);
  border:1px solid var(--c-line);
  margin:0 8px 8px 0;
}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 52px;
  border-bottom:1px solid var(--c-line);
  background-color:var(--c-bg);
  background-image:
    repeating-linear-gradient(to right,rgba(44,66,56,.07) 0 1px,transparent 1px 44px),
    repeating-linear-gradient(to bottom,rgba(44,66,56,.07) 0 1px,transparent 1px 44px);
}
.cat-hero .hero-grid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:44px;
  align-items:center;
}
.hero-badges{margin-bottom:6px;}
.hero-badges span{
  display:inline-block;
  padding:4px 10px;
  margin:0 8px 8px 0;
  font-size:12.5px;
  font-weight:600;
  color:var(--c-green);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:6px;
}
.cat-hero h1{
  font-size:clamp(26px,3.2vw,40px);
  line-height:1.28;
  font-weight:700;
  margin:14px 0 16px;
}
.hero-lead{
  font-size:16px;
  line-height:1.85;
  color:var(--c-muted);
  max-width:600px;
  margin-bottom:0;
}
.hero-actions{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;}
.hero-thumb{
  border-radius:var(--radius-img);
  border:1px solid var(--c-line);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  background:var(--c-surface);
}
.hero-thumb img{
  width:100%;
  aspect-ratio:16 / 11;
  object-fit:cover;
}
.hero-thumb figcaption{
  padding:10px 14px;
  font-size:12.5px;
  color:var(--c-muted);
  border-top:1px solid var(--c-line);
  background:var(--c-surface);
}
@media (max-width:991.98px){
  .cat-hero{padding:44px 0 40px;}
  .cat-hero .hero-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:575.98px){
  .cat-hero{padding:36px 0 32px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
}

/* ---------- 角色条目 ---------- */
.char-wrap{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:start;}
.char-item{
  display:grid;
  grid-template-columns:1fr 210px;
  gap:28px;
  align-items:center;
  padding:32px 0;
  border-bottom:1px dashed var(--c-line);
}
.char-item:first-child{padding-top:4px;}
.char-item:last-child{border-bottom:none;padding-bottom:0;}
.char-item.rev{grid-template-columns:210px 1fr;}
.char-item.rev .char-body{order:2;}
.char-item.rev .char-media{order:1;}
.char-num{
  font-family:var(--font-serif);
  font-size:34px;
  font-weight:700;
  line-height:1;
  color:rgba(224,163,46,.55);
  letter-spacing:.02em;
  margin-bottom:8px;
}
.char-role{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  color:var(--c-green);
  background:rgba(215,227,107,.34);
  border-radius:6px;
  padding:3px 9px;
  margin-bottom:10px;
}
.char-name{
  font-size:20px;
  font-weight:700;
  line-height:1.5;
  margin:0 0 4px;
}
.char-name small{
  display:block;
  font-family:var(--font-sans);
  font-size:13px;
  font-weight:500;
  color:var(--c-muted);
  margin-top:4px;
}
.char-desc{
  font-size:15.5px;
  line-height:1.85;
  color:var(--c-muted);
  margin:12px 0 14px;
}
.char-tags{line-height:1.8;}
.char-media img{
  width:100%;
  aspect-ratio:4 / 3;
  object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-card);
}
.sticky-card{
  position:sticky;
  top:88px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--radius-card);
  padding:24px;
  box-shadow:var(--shadow-card);
}
.sticky-card h3{
  font-size:17px;
  font-weight:700;
  margin:0 0 6px;
}
.sticky-card .sub{
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:16px;
  display:block;
}
.mini-list{list-style:none;margin:0 0 18px;padding:0;}
.mini-list li{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:10px 0;
  border-bottom:1px dashed var(--c-line);
  font-size:14px;
}
.mini-list li:last-child{border-bottom:none;}
.mini-list b{font-weight:700;color:var(--c-green);}
.mini-list span{color:var(--c-muted);}
.sticky-note{
  font-size:13px;
  line-height:1.8;
  color:var(--c-muted);
  background:rgba(224,163,46,.08);
  border-left:4px solid var(--c-primary);
  border-radius:0 8px 8px 0;
  padding:12px 14px;
  margin:0;
}
@media (max-width:1199.98px){
  .char-wrap{grid-template-columns:1fr 280px;gap:32px;}
}
@media (max-width:991.98px){
  .char-wrap{grid-template-columns:1fr;gap:8px;}
  .sticky-card{position:static;margin-top:28px;}
}
@media (max-width:767.98px){
  .char-item,.char-item.rev{grid-template-columns:1fr;gap:18px;padding:26px 0;}
  .char-item.rev .char-body{order:2;}
  .char-item.rev .char-media{order:1;}
  .char-media img{aspect-ratio:16 / 10;}
}

/* ---------- 关系线 ---------- */
.rel-section{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.rel-list{list-style:none;margin:0;padding:0;}
.rel-row{
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  padding:20px 0;
  border-bottom:1px dashed var(--c-line);
}
.rel-row:last-child{border-bottom:none;}
.rel-idx{
  font-family:var(--font-serif);
  font-size:24px;
  font-weight:700;
  color:var(--c-primary-d);
  line-height:1.2;
}
.rel-title{
  font-size:17px;
  font-weight:600;
  margin:0 0 6px;
  line-height:1.55;
}
.rel-title .arrow{color:var(--c-primary);margin:0 6px;font-weight:400;}
.rel-body{
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
  margin:0;
}

/* ---------- 流程 ---------- */
.flow-steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  align-items:stretch;
}
.flow-step{
  position:relative;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  padding:22px 20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D8CBAC;}
.flow-step .num{
  display:flex;align-items:center;justify-content:center;
  width:28px;height:28px;
  border-radius:6px;
  background:var(--c-green);
  color:#fff;
  font-family:var(--font-serif);
  font-size:13px;
  font-weight:700;
  margin-bottom:14px;
}
.flow-step h3{font-size:16.5px;font-weight:700;margin:0 0 8px;}
.flow-step p{font-size:14px;line-height:1.8;color:var(--c-muted);margin:0;}
.flow-step::after{
  content:"\2192";
  position:absolute;
  right:-16px;
  top:50%;
  transform:translateY(-50%);
  color:var(--c-primary);
  font-size:18px;
  line-height:1;
}
.flow-step:last-child::after{display:none;}
@media (max-width:991.98px){
  .flow-steps{grid-template-columns:1fr 1fr;}
  .flow-step::after{display:none;}
}
@media (max-width:575.98px){
  .flow-steps{grid-template-columns:1fr;}
}

/* ---------- 交付清单 ---------- */
.deliver-list{list-style:none;margin:0;padding:0;}
.deliver-list li{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:18px;
  padding:22px 0;
  border-bottom:1px dashed var(--c-line);
}
.deliver-list li:last-child{border-bottom:none;}
.deliver-list .d-num{
  font-family:var(--font-serif);
  font-size:22px;
  font-weight:700;
  color:rgba(224,163,46,.75);
  line-height:1.3;
}
.deliver-list h3{font-size:17.5px;font-weight:700;margin:0 0 6px;}
.deliver-list p{font-size:15px;line-height:1.85;color:var(--c-muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:12px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#D8CBAC;}
.faq-item summary{
  position:relative;
  list-style:none;
  cursor:pointer;
  padding:18px 54px 18px 20px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:20px;top:50%;
  transform:translateY(-50%);
  font-size:22px;
  font-weight:400;
  color:var(--c-primary-d);
  line-height:1;
}
.faq-item[open] summary::after{content:"\2212";}
.faq-item[open] summary{background:rgba(224,163,46,.08);}
.faq-body{
  padding:2px 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
  background:rgba(224,163,46,.08);
}
.faq-body p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--c-green);
  color:#F2ECDD;
  padding:52px 0;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  font-size:clamp(21px,2.2vw,27px);
  font-weight:700;
  margin:0 0 8px;
  line-height:1.4;
}
.cta-band p{
  margin:0;
  font-size:14.5px;
  line-height:1.8;
  color:rgba(242,236,221,.82);
  max-width:560px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.cta-band .btn-main{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#23201B;
}
.cta-band .btn-main:hover{background:#EDB94F;border-color:#EDB94F;color:#23201B;}
.cta-band .btn-ghost{
  color:#F2ECDD;
  border-color:rgba(242,236,221,.55);
}
.cta-band .btn-ghost:hover{
  background:rgba(242,236,221,.12);
  color:#fff;
  border-color:rgba(242,236,221,.85);
}
@media (max-width:767.98px){
  .cta-band{padding:40px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-green);
  color:#E9E2D3;
}
.footer-stripe{
  height:8px;
  background:repeating-linear-gradient(45deg,#E0A32E 0 14px,#23201B 14px 28px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding:48px 0 34px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:700;
  color:#fff;
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:rgba(233,226,211,.78);
  margin:14px 0;
}
.footer-tags span{
  display:inline-block;
  font-size:12.5px;
  padding:4px 10px;
  border:1px solid rgba(233,226,211,.28);
  border-radius:6px;
  margin:0 8px 8px 0;
  color:rgba(233,226,211,.85);
}
.site-footer h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin:0 0 16px;
  font-family:var(--font-sans);
  letter-spacing:.03em;
}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  color:rgba(233,226,211,.8);
  font-size:14px;
  transition:color .2s ease;
}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  line-height:1.65;
  color:rgba(233,226,211,.8);
  margin-bottom:12px;
}
.footer-contact i{color:var(--c-primary);margin-top:4px;}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  border-top:1px solid rgba(233,226,211,.16);
  padding:18px 0 26px;
  font-size:13px;
  color:rgba(233,226,211,.62);
}
.footer-bottom a{color:rgba(233,226,211,.72);}
.footer-bottom a:hover{color:var(--c-primary);}
@media (max-width:991.98px){
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding-top:40px;}
}
@media (max-width:575.98px){
  .footer-main{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .section{padding:36px 0;}
}
@media (max-width:991.98px){
  .section{padding:48px 0;}
}

/* roulang page: category3 */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-hover:0 4px 0 rgba(35,32,27,.05),0 16px 32px rgba(35,32,27,.12);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary-d);text-decoration:none;}
a:hover{color:var(--c-primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;}
@media(max-width:767.98px){.container{padding-left:16px;padding-right:16px;}}

/* ============ 导航 ============ */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  position:sticky;
  top:0;
  z-index:1030;
  box-shadow:0 1px 0 rgba(35,32,27,.03);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  min-height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--c-ink);
  font-family:var(--font-serif);
  font-weight:700;
  font-size:19px;
  line-height:1.15;
  text-decoration:none;
  padding:8px 0;
}
.brand:hover{color:var(--c-ink);}
.brand-dot{
  width:20px;height:20px;flex:none;
  background:var(--c-primary);
  border-radius:50% 50% 50% 50%/60% 60% 40% 40%;
  box-shadow:inset 0 -3px 0 rgba(0,0,0,.08);
}
.brand-sub{
  display:block;
  font-family:var(--font-sans);
  font-size:11px;
  font-weight:400;
  color:var(--c-muted);
  letter-spacing:.06em;
  margin-top:2px;
}
.navbar-toggler{
  border:1px solid var(--c-line);
  background:var(--c-surface);
  border-radius:8px;
  padding:10px 11px;
  display:inline-flex;
  flex-direction:column;
  gap:4px;
  cursor:pointer;
}
.navbar-toggler:focus{box-shadow:none;}
.toggler-bar{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;}
.navbar-collapse{flex-basis:auto;}
.nav-links{
  list-style:none;
  display:flex;
  align-items:center;
  gap:4px;
  margin:0;
  padding:0;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink);
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  background:var(--c-primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-links a:hover{color:var(--c-primary-d);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--c-green);background:rgba(224,163,46,.12);}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-left:14px;
  padding:10px 18px;
  min-height:44px;
  background:var(--c-primary);
  color:#23201B;
  font-size:15px;
  font-weight:600;
  border:1px solid var(--c-primary-d);
  border-radius:var(--r-btn);
  box-shadow:0 2px 0 rgba(35,32,27,.1);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);}
@media(max-width:991.98px){
  .nav-inner{min-height:60px;}
  .navbar-collapse{
    flex-basis:100%;
    background:var(--c-bg);
    border-top:1px solid var(--c-line);
    margin-top:8px;
    padding:14px 0 18px;
  }
  .nav-links{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-links a{display:block;padding:11px 12px;font-size:15px;}
  .nav-links a::after{display:none;}
  .nav-cta{margin:14px 0 4px;justify-content:center;width:100%;}
}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
@media(max-width:991.98px){.section{padding:52px 0;}}
@media(max-width:575.98px){.section{padding:40px 0;}}
.section-head{margin-bottom:32px;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--c-primary-d);
  margin-bottom:10px;
}
.sec-title{
  position:relative;
  padding-left:14px;
  font-family:var(--font-serif);
  font-size:clamp(22px,2.2vw,30px);
  font-weight:700;
  line-height:1.35;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:4px;height:18px;
  border-radius:2px;
  background:var(--c-primary);
}
.sec-desc{
  margin-top:14px;
  max-width:800px;
  color:var(--c-muted);
  font-size:15.5px;
}
.hl{
  background-image:linear-gradient(transparent 62%,var(--c-lime) 62%);
  background-repeat:no-repeat;
  padding:0 1px;
}
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:48px;
  padding:13px 24px;
  background:var(--c-primary);
  color:#23201B;
  font-size:15.5px;
  font-weight:600;
  border:1px solid var(--c-primary-d);
  border-radius:var(--r-btn);
  box-shadow:0 2px 0 rgba(35,32,27,.12);
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-main:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:48px;
  padding:13px 24px;
  background:transparent;
  color:var(--c-ink);
  font-size:15.5px;
  font-weight:600;
  border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  transition:border-color .22s ease,color .22s ease,background .22s ease,transform .22s ease;
}
.btn-ghost:hover{border-color:var(--c-primary-d);color:var(--c-primary-d);background:rgba(224,163,46,.08);transform:translateY(-1px);}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  font-size:12.5px;
  line-height:1.7;
  color:var(--c-green);
  background:rgba(215,227,107,.42);
  border-radius:var(--r-badge);
  font-weight:500;
}
.tag-plain{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  font-size:12.5px;
  line-height:1.7;
  color:var(--c-muted);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-badge);
}

/* ============ Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 64px;
  background:var(--c-bg);
  border-bottom:1px solid var(--c-line);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right,rgba(44,66,56,.5) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(44,66,56,.5) 1px,transparent 1px);
  background-size:58px 58px;
  opacity:.09;
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:52px;
  align-items:center;
}
@media(max-width:991.98px){
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .page-hero{padding:40px 0 52px;}
}
.hero-chips{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:20px;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  font-size:12.5px;
  font-weight:500;
  color:var(--c-green);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-badge);
  letter-spacing:.04em;
}
.hero-title{
  font-family:var(--font-serif);
  font-size:clamp(28px,3.4vw,44px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
  margin-bottom:18px;
}
.hero-lead{
  font-size:16.5px;
  line-height:1.9;
  color:var(--c-muted);
  max-width:640px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  margin-top:22px;
  font-size:13.5px;
  color:var(--c-muted);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px;}
.hero-meta i{color:var(--c-primary-d);}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-card);
}
.figure-tag{
  position:absolute;
  left:-12px;
  bottom:20px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-primary);
  border-radius:10px;
  padding:11px 15px;
  box-shadow:var(--shadow-card);
  font-size:13px;
  line-height:1.6;
  color:var(--c-ink);
  max-width:230px;
}
.figure-tag strong{display:block;font-family:var(--font-serif);font-size:14.5px;}
@media(max-width:575.98px){
  .figure-tag{left:8px;bottom:10px;font-size:12.5px;padding:9px 12px;}
}

/* ============ 数据条 ============ */
.stat-strip{
  position:relative;
  z-index:2;
  margin-top:-30px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  padding:22px 10px;
}
.stat-item{
  text-align:center;
  padding:4px 12px;
  border-right:1px dashed var(--c-line);
}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-family:var(--font-serif);
  font-size:clamp(20px,2.2vw,26px);
  font-weight:700;
  color:var(--c-primary-d);
  line-height:1.3;
}
.stat-num small{font-size:13px;font-weight:500;color:var(--c-muted);margin-left:3px;}
.stat-label{font-size:13.5px;color:var(--c-muted);margin-top:4px;}
@media(max-width:767.98px){
  .stat-strip{grid-template-columns:repeat(2,1fr);row-gap:18px;}
  .stat-item:nth-child(2n){border-right:none;}
}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:grid;gap:22px;}
.timeline::before{
  content:"";
  position:absolute;
  left:27px;top:14px;bottom:14px;
  width:1px;
  background:repeating-linear-gradient(to bottom,var(--c-line) 0 6px,transparent 6px 13px);
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:22px;
  align-items:start;
}
.tl-dot{
  position:relative;
  z-index:1;
  width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);
  border:2px solid var(--c-primary);
  border-radius:50%;
  font-family:var(--font-serif);
  font-size:18px;
  font-weight:700;
  color:var(--c-primary-d);
  box-shadow:0 4px 14px rgba(224,163,46,.2);
}
.tl-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px 24px;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover),inset 3px 0 0 var(--c-primary);}
.tl-card h3{
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:700;
  margin-bottom:10px;
}
.tl-card p{font-size:15px;color:var(--c-muted);line-height:1.85;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
@media(max-width:575.98px){
  .timeline::before{left:21px;}
  .tl-item{grid-template-columns:44px 1fr;gap:14px;}
  .tl-dot{width:44px;height:44px;font-size:15px;}
  .tl-card{padding:18px;}
}

/* ============ 玩法折叠面板 ============ */
.panel-col{display:grid;gap:22px;height:100%;align-content:start;}
.panel-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px 24px 16px;
  box-shadow:var(--shadow-card);
}
.panel-head{
  display:flex;
  align-items:center;
  gap:10px;
  padding-bottom:14px;
  margin-bottom:6px;
  border-bottom:1px dashed var(--c-line);
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:700;
}
.panel-head i{color:var(--c-primary-d);font-size:16px;}
details.twist{border-bottom:1px dashed var(--c-line);}
details.twist:last-of-type{border-bottom:none;}
details.twist summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:15px 0;
  font-size:16px;
  font-weight:600;
  color:var(--c-ink);
  transition:color .2s ease;
  min-height:44px;
}
details.twist summary::-webkit-details-marker{display:none;}
details.twist summary::after{
  content:"+";
  flex:none;
  width:24px;
  text-align:center;
  font-size:20px;
  font-weight:400;
  line-height:1;
  color:var(--c-primary-d);
  transition:transform .2s ease;
}
details.twist[open] summary{color:var(--c-green);}
details.twist[open] summary::after{content:"−";}
.twist-body{
  margin:0 0 16px;
  padding:14px 16px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--c-muted);
  background:rgba(224,163,46,.08);
  border-left:3px solid var(--c-primary);
  border-radius:0 10px 10px 0;
}
.twist-body strong{color:var(--c-ink);font-weight:600;}

/* ============ 路线卡 ============ */
.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media(max-width:991.98px){.route-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:575.98px){.route-grid{grid-template-columns:1fr;}}
.route-card{
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease;
}
.route-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.route-thumb{overflow:hidden;}
.route-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.route-card:hover .route-thumb img{transform:scale(1.03);}
.route-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.route-body h3{
  font-family:var(--font-serif);
  font-size:18.5px;
  font-weight:700;
  margin-bottom:10px;
}
.route-body p{font-size:14.5px;color:var(--c-muted);line-height:1.8;}
.route-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.route-link{
  margin-top:18px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary-d);
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.route-link:hover{color:var(--c-green);}

/* ============ 深色对照区 ============ */
.dark-band{
  background:var(--c-green);
  color:#F6F1E5;
  padding:68px 0;
  position:relative;
}
.dark-band .sec-title{color:#FFFFFF;}
.dark-band .eyebrow{color:var(--c-primary);}
.dark-band .sec-desc{color:rgba(246,241,229,.75);}
.compare-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:8px;
}
@media(max-width:991.98px){.compare-grid{grid-template-columns:1fr;}}
.mini-card{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);
  padding:24px 22px;
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.mini-card:hover{background:rgba(255,255,255,.1);border-color:rgba(224,163,46,.6);transform:translateY(-2px);}
.mini-card .step-label{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:.1em;
  color:var(--c-lime);
  border:1px solid rgba(215,227,107,.45);
  border-radius:var(--r-badge);
  padding:2px 9px;
  margin-bottom:14px;
}
.mini-card h3{color:#FFFFFF;font-size:18px;font-weight:700;margin-bottom:10px;font-family:var(--font-serif);}
.mini-card p{color:rgba(246,241,229,.78);font-size:14.5px;line-height:1.85;}
.mini-card .num{
  font-family:var(--font-serif);
  font-size:26px;
  font-weight:700;
  color:var(--c-primary);
  line-height:1.2;
  margin-top:16px;
}
.mini-card .num small{font-size:13px;color:rgba(246,241,229,.7);margin-left:6px;font-family:var(--font-sans);font-weight:400;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;gap:14px;}
details.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:4px 22px;
  box-shadow:var(--shadow-card);
  transition:border-color .2s ease,box-shadow .2s ease;
}
details.faq-item[open]{border-color:rgba(224,163,46,.6);box-shadow:0 2px 0 rgba(35,32,27,.04),0 12px 26px rgba(35,32,27,.08);}
details.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 0;
  font-size:16.5px;
  font-weight:600;
  color:var(--c-ink);
  min-height:44px;
}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary::after{
  content:"+";
  flex:none;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;
  font-weight:400;
  line-height:1;
  color:var(--c-primary-d);
  border:1px solid var(--c-line);
  border-radius:50%;
  transition:transform .2s ease,background .2s ease;
}
details.faq-item[open] summary::after{content:"−";background:rgba(224,163,46,.16);}
.faq-body{
  padding:2px 0 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
  max-width:820px;
}
.faq-body strong{color:var(--c-ink);font-weight:600;}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-green);
  color:#F6F1E5;
  padding:56px 0;
  border-top:1px solid rgba(255,255,255,.12);
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-family:var(--font-serif);
  font-size:clamp(21px,2.4vw,28px);
  font-weight:700;
  color:#FFFFFF;
  line-height:1.4;
}
.cta-inner p{color:rgba(246,241,229,.76);font-size:15px;margin-top:10px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-light{
  display:inline-flex;align-items:center;gap:9px;
  min-height:48px;padding:13px 24px;
  background:var(--c-primary);
  color:#23201B;
  font-weight:600;font-size:15.5px;
  border:1px solid var(--c-primary-d);
  border-radius:var(--r-btn);
  box-shadow:0 2px 0 rgba(0,0,0,.18);
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.btn-light:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);}
.btn-outline-light2{
  display:inline-flex;align-items:center;gap:9px;
  min-height:48px;padding:13px 24px;
  background:transparent;
  color:#F6F1E5;
  font-weight:600;font-size:15.5px;
  border:1px solid rgba(246,241,229,.4);
  border-radius:var(--r-btn);
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.btn-outline-light2:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(224,163,46,.1);transform:translateY(-1px);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-green);
  color:#E9E3D4;
  position:relative;
}
.footer-stripe{
  height:8px;
  background:repeating-linear-gradient(45deg,var(--c-primary) 0 16px,#23201B 16px 32px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.25fr;
  gap:36px;
  padding:52px 0 36px;
}
@media(max-width:991.98px){.footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 30px;}}
@media(max-width:575.98px){.footer-main{grid-template-columns:1fr;}}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-serif);
  font-size:20px;
  font-weight:700;
  color:#FFFFFF;
}
.footer-desc{
  margin-top:16px;
  font-size:14px;
  line-height:1.85;
  color:rgba(246,241,229,.72);
  max-width:350px;
}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12.5px;
  color:rgba(246,241,229,.82);
  border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-badge);
  padding:4px 10px;
}
.site-footer h4{
  font-size:15px;
  font-weight:600;
  color:#FFFFFF;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-links,.footer-contact{list-style:none;display:grid;gap:11px;font-size:14px;}
.footer-links a{color:rgba(246,241,229,.75);transition:color .2s ease;}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;color:rgba(246,241,229,.75);line-height:1.7;}
.footer-contact i{color:var(--c-primary);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:18px 0 28px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(246,241,229,.6);
}
.footer-bottom a{color:var(--c-primary);}
.footer-bottom a:hover{color:#fff;}

/* roulang page: category4 */
:root{
  --c-primary:#E0A32E;
  --c-primary-d:#B87A16;
  --c-green:#2C4238;
  --c-lime:#D7E36B;
  --c-ink:#23201B;
  --c-muted:#6B6355;
  --c-bg:#FBF6EC;
  --c-surface:#FFFFFF;
  --c-line:#E6DCC8;
  --c-warm:#C4552F;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 2px 0 rgba(35,32,27,.05),0 10px 24px rgba(35,32,27,.06);
  --shadow-lift:0 4px 0 rgba(35,32,27,.05),0 18px 34px rgba(35,32,27,.10);
  --font-serif:"Noto Serif SC","Songti SC","STSong",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--c-primary-d);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--c-green);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--c-ink);margin:0;font-weight:700;}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.25;}
h2{font-size:clamp(22px,2.2vw,30px);line-height:1.35;position:relative;padding-left:16px;}
h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:18px;
  background:var(--c-primary);border-radius:2px;
}
h3{font-size:19px;line-height:1.5;font-weight:600;font-family:var(--font-sans);}
p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}
::selection{background:var(--c-lime);color:var(--c-ink);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;
}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;width:100%;}
.section{padding:72px 0;}
.section-tight{padding:52px 0;}
.section-head{max-width:780px;margin-bottom:28px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.12em;color:var(--c-primary-d);
  background:rgba(215,227,107,.42);padding:3px 10px;border-radius:6px;margin-bottom:12px;
  font-weight:600;
}
.section-head p{color:var(--c-muted);font-size:16px;margin-top:12px;margin-bottom:0;}

/* ============ 导航 ============ */
.site-nav{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:0;
  position:sticky;top:0;z-index:1030;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:68px;gap:18px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--c-ink);
  line-height:1.2;
}
.brand:hover{color:var(--c-ink);}
.brand-dot{
  width:20px;height:20px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#F3C961,var(--c-primary) 62%,var(--c-primary-d));
  flex:0 0 auto;box-shadow:inset 0 -2px 3px rgba(35,32,27,.18);
}
.brand-sub{
  display:block;font-family:var(--font-sans);font-size:11px;font-weight:500;
  color:var(--c-muted);letter-spacing:.06em;margin-top:2px;
}
.navbar-toggler{
  border:1px solid var(--c-line);border-radius:10px;padding:9px 10px;background:var(--c-bg);
  display:flex;flex-direction:column;gap:4px;align-items:center;justify-content:center;
  width:44px;height:44px;
}
.navbar-toggler:focus{box-shadow:none;outline:2px solid var(--c-primary);outline-offset:2px;}
.toggler-bar{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin:0;padding:0;}
.nav-links a{
  display:inline-block;font-size:15px;font-weight:500;color:var(--c-ink);
  padding:8px 12px;border-radius:8px;position:relative;transition:color .22s ease,background .22s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s ease;border-radius:2px;
}
.nav-links a:hover{color:var(--c-primary-d);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--c-green);background:rgba(224,163,46,.12);}
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary);color:var(--c-ink);font-weight:600;font-size:15px;
  padding:11px 18px;border-radius:var(--radius-btn);border:1px solid var(--c-primary-d);
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(184,122,22,.28);}
@media (min-width:992px){
  #siteMenu{display:flex !important;align-items:center;gap:26px;flex-grow:0;}
}
@media (max-width:991.98px){
  .nav-inner{min-height:60px;}
  #siteMenu{
    background:var(--c-bg);border:1px solid var(--c-line);border-radius:12px;
    padding:14px;margin-top:12px;width:100%;
  }
  .nav-links{flex-direction:column;align-items:stretch;gap:16px;}
  .nav-links a{padding:8px 10px;}
  .nav-cta{margin-top:16px;width:100%;justify-content:center;}
}

/* ============ 按钮 ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;cursor:pointer;transition:all .22s ease;
  border:1px solid transparent;line-height:1.2;
}
.btn-main{background:var(--c-primary);color:var(--c-ink);border-color:var(--c-primary-d);}
.btn-main:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(184,122,22,.26);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--c-green);border-color:var(--c-green);}
.btn-ghost:hover{background:var(--c-green);color:#FBF6EC;transform:translateY(-2px);}
.btn-light{background:#FBF6EC;color:var(--c-green);border-color:var(--c-line);}
.btn-light:hover{background:#fff;color:var(--c-primary-d);transform:translateY(-2px);}

/* ============ 面包屑 ============ */
.crumb{padding:20px 0 0;font-size:13px;color:var(--c-muted);}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary-d);}
.crumb .sep{margin:0 6px;color:var(--c-line);}
.crumb .now{color:var(--c-ink);}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:48px 0 64px;
  background:
    repeating-linear-gradient(90deg,rgba(44,66,56,.07) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(0deg,rgba(44,66,56,.05) 0 1px,transparent 1px 46px),
    var(--c-bg);
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.tag-pill{
  font-size:13px;font-weight:600;color:var(--c-green);
  background:rgba(215,227,107,.55);border-radius:6px;padding:4px 10px;letter-spacing:.04em;
}
.tag-outline{
  font-size:13px;font-weight:600;color:var(--c-primary-d);
  background:none;border:1px solid var(--c-line);border-radius:6px;padding:4px 10px;
}
.page-hero h1{margin-bottom:18px;}
.hero-lead{font-size:17px;color:var(--c-muted);max-width:580px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.hero-note{
  margin-top:18px;font-size:13.5px;color:var(--c-muted);
  display:flex;align-items:center;gap:8px;
}
.hero-note i{color:var(--c-primary-d);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);
  border:1px solid var(--c-line);box-shadow:var(--shadow-card);
}
.hero-sticker{
  position:absolute;left:-14px;bottom:-18px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:12px;padding:12px 16px;
  box-shadow:var(--shadow-card);max-width:240px;
}
.hero-sticker strong{display:block;font-family:var(--font-serif);font-size:15px;color:var(--c-green);}
.hero-sticker span{font-size:12.5px;color:var(--c-muted);}

/* ============ 服务 2×2 非对称块 ============ */
.ws-grid{
  display:grid;grid-template-columns:1.32fr 1fr;gap:22px;
}
.ws-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-card);position:relative;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ws-item::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:0;
  background:var(--c-primary);border-radius:0 4px 4px 0;transition:width .24s ease;
}
.ws-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift);border-color:var(--c-primary);}
.ws-item:hover::before{width:4px;}
.ws-item.big{grid-row:span 2;display:flex;flex-direction:column;}
.ws-num{
  font-family:var(--font-serif);font-size:34px;font-weight:700;line-height:1;
  color:rgba(224,163,46,.42);margin-bottom:12px;letter-spacing:.04em;
}
.ws-item h3{margin-bottom:10px;font-family:var(--font-serif);font-size:20px;font-weight:700;}
.ws-item p{font-size:15px;color:var(--c-muted);line-height:1.8;}
.ws-item img{
  width:100%;aspect-ratio:16/9;object-fit:cover;margin-top:auto;border-radius:10px;
  border:1px solid var(--c-line);
}
.ws-points{margin-top:14px;display:grid;gap:8px;}
.ws-points li{
  font-size:14.5px;color:var(--c-ink);display:flex;gap:9px;align-items:flex-start;line-height:1.7;
}
.ws-points li::before{
  content:"";width:7px;height:7px;background:var(--c-primary);border-radius:2px;
  flex:0 0 auto;margin-top:9px;
}

/* ============ 流程四步 ============ */
.flow-band{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;}
.flow-step{
  position:relative;border:1px solid var(--c-line);border-radius:12px;
  padding:20px 18px;background:var(--c-bg);transition:border-color .22s ease,transform .22s ease;
}
.flow-step:hover{border-color:var(--c-primary);transform:translateY(-2px);}
.flow-step .step-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:50%;border:2px solid var(--c-primary);
  background:var(--c-surface);color:var(--c-primary-d);font-size:13px;font-weight:700;
  font-family:var(--font-sans);margin-bottom:12px;
}
.flow-step h4{font-size:16px;font-family:var(--font-sans);font-weight:600;margin-bottom:6px;}
.flow-step p{font-size:13.5px;color:var(--c-muted);line-height:1.75;margin:0;}
.flow-step:not(:last-child)::after{
  content:"→";position:absolute;right:-26px;top:50%;transform:translateY(-50%);
  color:var(--c-primary-d);font-size:16px;font-weight:700;
}
@media (max-width:991.98px){
  .flow{grid-template-columns:repeat(2,1fr);gap:18px;}
  .flow-step:not(:last-child)::after{display:none;}
}

/* ============ 交付清单 ============ */
.deliver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.deliver-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:24px;box-shadow:var(--shadow-card);transition:transform .24s ease,box-shadow .24s ease;
}
.deliver-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);}
.deliver-card .dc-icon{
  width:40px;height:40px;border-radius:10px;background:rgba(224,163,46,.16);
  color:var(--c-primary-d);display:flex;align-items:center;justify-content:center;
  font-size:17px;margin-bottom:14px;
}
.deliver-card h3{font-size:17px;margin-bottom:8px;font-family:var(--font-sans);font-weight:600;}
.deliver-card p{font-size:14.5px;color:var(--c-muted);line-height:1.8;margin:0;}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px 28px;align-items:start;}
.acc-item{
  border:1px solid var(--c-line);border-radius:12px;background:var(--c-surface);
  overflow:hidden;margin-bottom:16px;transition:border-color .22s ease;
}
.acc-item:last-child{margin-bottom:0;}
.acc-item:hover{border-color:#D8C9A8;}
.acc-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 18px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-ink);font-family:var(--font-sans);
  line-height:1.55;cursor:pointer;transition:color .22s ease;
}
.acc-btn:hover{color:var(--c-primary-d);}
.acc-btn:focus{outline:none;}
.acc-btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:-2px;}
.acc-sign{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--c-line);background:var(--c-bg);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:var(--c-primary-d);line-height:1;
  transition:background .22s ease,transform .22s ease;
}
.acc-sign::before{content:"−";}
.acc-btn.collapsed .acc-sign::before{content:"+";}
.acc-body{padding:0 18px 16px;font-size:14.8px;color:var(--c-muted);line-height:1.85;}
.acc-body .collapse-inner{
  background:rgba(224,163,46,.06);border-radius:10px;padding:14px 16px;
}

/* ============ 需求表单 ============ */
.form-band{
  background:var(--c-green);color:#F6F1E4;position:relative;overflow:hidden;
}
.form-band::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 14px,transparent 14px 28px);
  pointer-events:none;
}
.form-band .container{position:relative;z-index:1;}
.form-band h2{color:#FBF6EC;}
.form-band h2::before{background:var(--c-primary);}
.form-band .section-head p{color:rgba(251,246,236,.78);}
.form-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px 22px;
  background:rgba(255,255,255,.05);border:1px solid rgba(251,246,236,.22);
  border-radius:var(--radius-card);padding:28px;
}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:14px;font-weight:600;color:#F2ECDC;}
.field label .req{color:var(--c-primary);margin-left:2px;}
.form-control,.form-select{
  height:44px;border:1px solid var(--c-line);border-radius:10px;
  padding:0 14px;font-size:15px;color:var(--c-ink);background:#fff;
  transition:border-color .22s ease,box-shadow .22s ease;width:100%;
}
textarea.form-control{height:auto;min-height:118px;padding:12px 14px;line-height:1.75;resize:vertical;}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(224,163,46,.16);
}
.form-control::placeholder{color:#A79B85;}
.form-foot{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px;}
.form-tip{font-size:13px;color:rgba(251,246,236,.7);}
.form-msg{margin-top:16px;font-size:14px;color:var(--c-lime);display:none;}
.form-msg.show{display:block;}

/* ============ 简版 CTA ============ */
.mini-cta{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-card);
  padding:30px 32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  box-shadow:var(--shadow-card);
}
.mini-cta h2{padding-left:0;font-size:22px;}
.mini-cta h2::before{display:none;}
.mini-cta p{color:var(--c-muted);font-size:14.5px;margin:6px 0 0;}
.mini-cta .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-green);color:#F2ECDC;margin-top:0;}
.footer-stripe{
  height:8px;
  background:repeating-linear-gradient(115deg,var(--c-primary) 0 18px,#23201B 18px 36px);
}
.site-footer .container{padding-top:58px;padding-bottom:26px;}
.footer-main{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:36px;
  padding-bottom:38px;border-bottom:1px solid rgba(251,246,236,.16);
}
.footer-brand{
  display:flex;align-items:center;gap:10px;font-family:var(--font-serif);
  font-size:19px;font-weight:700;color:#FBF6EC;margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(251,246,236,.72);margin-bottom:16px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{
  font-size:12px;padding:3px 9px;border-radius:6px;
  background:rgba(224,163,46,.16);color:#F0D79A;border:1px solid rgba(224,163,46,.34);
}
.site-footer h4{
  font-family:var(--font-sans);font-size:15px;font-weight:600;color:#FBF6EC;
  margin-bottom:16px;letter-spacing:.04em;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(251,246,236,.74);}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact li{
  font-size:14px;color:rgba(251,246,236,.74);margin-bottom:10px;
  display:flex;gap:10px;align-items:flex-start;line-height:1.7;
}
.footer-contact i{color:var(--c-primary);margin-top:4px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:20px;font-size:13px;color:rgba(251,246,236,.6);
}
.footer-bottom a{color:rgba(251,246,236,.8);text-decoration:underline;}
.footer-bottom a:hover{color:var(--c-primary);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .deliver-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .section{padding:48px 0;}
  .section-tight{padding:40px 0;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual{order:2;}
  .hero-sticker{left:auto;right:12px;bottom:-14px;}
  .ws-grid{grid-template-columns:1fr;}
  .ws-item.big{grid-row:auto;}
  .faq-wrap{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  .section{padding:36px 0;}
  .page-hero{padding:32px 0 46px;}
  .deliver-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;padding:20px;}
  .mini-cta{padding:22px;}
  .footer-main{grid-template-columns:1fr;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .acc-btn{font-size:15px;padding:14px 16px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand{font-size:17px;}
  .brand-sub{font-size:10.5px;}
  h1{font-size:26px;}
  .hero-lead{font-size:15.5px;}
  .ws-item{padding:20px;}
}