/* roulang page: index */
:root{
  --primary:#1E5A52;
  --primary-dark:#143F39;
  --primary-light:#E6F0ED;
  --accent:#B88A4B;
  --accent-light:#F2E6D2;
  --bg:#F7F4EE;
  --bg-alt:#EFEAE1;
  --ink:#121716;
  --muted:#5C625F;
  --border:#DED8CC;
  --success:#2F7D5C;
  --warn:#B4553C;
  --radius-s:6px;
  --radius-m:12px;
  --radius-l:20px;
  --radius-pill:999px;
  --shadow-card:0 1px 0 rgba(18,23,22,.04),0 18px 40px rgba(18,23,22,.08);
  --shadow-hover:0 24px 60px rgba(18,23,22,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","Noto Sans SC",sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-m);}
a{color:var(--primary);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--accent);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}
h1,h2,h3,h4{
  font-family:var(--font-serif);
  color:var(--ink);
  margin:0 0 16px;
  font-weight:700;
  letter-spacing:-.01em;
}
h1{font-size:clamp(40px,6vw,72px);line-height:1.15;letter-spacing:-.02em;}
h2{font-size:36px;line-height:1.25;}
h3{font-size:24px;line-height:1.35;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:20px;}
li{margin-bottom:8px;}
button{font-family:inherit;}
.grid-container{
  max-width:1240px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
}
.section{padding:96px 0;}
.section--alt{background:var(--bg-alt);}
.section--ink{background:var(--ink);color:#D8D2C6;}
.section--ink h2,.section--ink h3{color:#F7F4EE;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);font-family:var(--font-num);font-weight:600;
  margin-bottom:16px;
}
.section-head p{color:var(--muted);font-size:17px;margin-bottom:0;}
.section--ink .section-head p{color:#A9B0AC;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;
  border-radius:var(--radius-pill);
  font-size:16px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
  line-height:1.2;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(20,63,57,.28);}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#a3773c;color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(184,138,75,.3);}
.btn-light{background:#F7F4EE;color:var(--ink);}
.btn-light:hover{background:#fff;color:var(--primary-dark);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:#F7F4EE;border-color:rgba(247,244,238,.4);}
.btn-ghost:hover{background:rgba(247,244,238,.12);color:#fff;}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--accent);font-weight:600;font-size:15px;
  border-bottom:1px solid var(--accent-light);
  padding-bottom:2px;
}
.link-arrow:hover{color:var(--primary);border-color:var(--primary);}

/* ===== 标签 ===== */
.tag{
  display:inline-block;
  padding:5px 14px;
  border-radius:var(--radius-pill);
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:13px;font-weight:500;
  line-height:1.5;
}
.tag--accent{background:var(--accent-light);color:#8a6528;}
.tag--ink{background:rgba(247,244,238,.12);color:#E8E3D8;}
.badge-hot{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--warn);color:#fff;font-size:12px;font-weight:600;
}

/* ===== 导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  transition:background-color .26s var(--ease),box-shadow .26s var(--ease),backdrop-filter .26s var(--ease);
  background:rgba(247,244,238,.32);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(222,216,204,.45);
}
.site-header.is-scrolled{
  background:rgba(247,244,238,.94);
  border-bottom:1px solid var(--border);
  box-shadow:0 6px 24px rgba(18,23,22,.06);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:76px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-family:var(--font-serif);font-size:19px;font-weight:700;
  box-shadow:0 8px 18px rgba(20,63,57,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);
  letter-spacing:-.01em;
}
.brand-name em{font-style:normal;color:var(--primary);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em;text-transform:uppercase;font-family:var(--font-num);}
.site-nav{display:flex;align-items:center;gap:4px;}
.site-nav a{
  position:relative;
  padding:10px 14px;
  font-size:15px;font-weight:500;color:var(--ink);
  border-radius:var(--radius-s);
  white-space:nowrap;
}
.site-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.site-nav a:hover{color:var(--primary);}
.site-nav a:hover::after,.site-nav a.is-active::after{transform:scaleX(1);}
.site-nav a.is-active{color:var(--primary-dark);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:42px;padding:0 16px;
  border-radius:var(--radius-pill);
  border:1px solid var(--border);
  background:rgba(255,255,255,.7);
  color:var(--muted);
}
.nav-search input{
  border:0;background:transparent;outline:none;
  font-size:14px;width:130px;color:var(--ink);
}
.nav-search input::placeholder{color:#9AA09C;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:rgba(255,255,255,.7);
  color:var(--ink);font-size:18px;cursor:pointer;
}
.off-canvas{background:var(--bg);}
.off-canvas .mobile-nav{padding:24px 20px;}
.mobile-nav a{
  display:block;padding:16px 4px;font-size:19px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--border);
}
.mobile-nav a.is-active{color:var(--primary);}
.mobile-nav .btn{margin-top:24px;}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:78vh;
  display:flex;align-items:center;
  padding:150px 0 96px;
  background-image:linear-gradient(100deg,rgba(18,23,22,.92) 0%,rgba(18,23,22,.78) 45%,rgba(20,63,57,.62) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  color:#F7F4EE;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(to bottom,rgba(247,244,238,0),var(--bg));
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;}
.hero h1{color:#fff;margin-bottom:24px;max-width:760px;}
.hero h1 em{font-style:normal;color:#E4C892;}
.hero-sub{
  font-size:19px;line-height:1.75;color:#D5D2C9;
  max-width:620px;margin-bottom:36px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:48px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;max-width:760px;
  padding-top:32px;border-top:1px solid rgba(247,244,238,.18);
}
.hero-stats .stat-num{
  font-family:var(--font-num);font-size:30px;font-weight:700;color:#fff;
  line-height:1.2;letter-spacing:-.02em;
}
.hero-stats .stat-label{font-size:13px;color:#A9B0AC;margin-top:4px;}
.hero-card{
  background:rgba(247,244,238,.09);
  border:1px solid rgba(247,244,238,.2);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-radius:var(--radius-l);
  padding:32px;
  box-shadow:0 30px 60px rgba(0,0,0,.25);
}
.hero-card h3{color:#fff;font-size:20px;margin-bottom:8px;}
.hero-card .hc-sub{font-size:14px;color:#B9BEBA;margin-bottom:24px;}
.hero-card ul{list-style:none;padding:0;margin:0 0 24px;}
.hero-card li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:15px;color:#E2DED4;margin-bottom:14px;
}
.hero-card li i{color:#E4C892;margin-top:5px;font-size:13px;}
.hero-card .hc-foot{
  border-top:1px solid rgba(247,244,238,.18);
  padding-top:20px;font-size:13px;color:#A9B0AC;
  display:flex;justify-content:space-between;align-items:center;
}
.hero-card .hc-foot strong{color:#fff;font-family:var(--font-num);font-size:18px;}

/* ===== 主推大卡 ===== */
.feature-card{
  background:#fff;border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  display:grid;grid-template-columns:1.05fr 1fr;
  transition:box-shadow .26s var(--ease),transform .26s var(--ease);
  margin-bottom:24px;
}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.feature-media{position:relative;overflow:hidden;min-height:340px;}
.feature-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s var(--ease);}
.feature-card:hover .feature-media img{transform:scale(1.03);}
.feature-body{padding:40px;display:flex;flex-direction:column;justify-content:center;}
.feature-body h3{font-size:28px;margin-bottom:14px;}
.feature-body p{color:var(--muted);font-size:16px;}
.spec-list{
  list-style:none;padding:0;margin:0 0 24px;
  display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;
}
.spec-list li{
  font-size:14px;color:var(--muted);margin:0;
  display:flex;align-items:center;gap:8px;
}
.spec-list li i{color:var(--success);font-size:12px;}
.feature-price{
  display:flex;align-items:baseline;gap:8px;margin-bottom:24px;
  font-family:var(--font-num);
}
.feature-price strong{font-size:30px;color:var(--primary-dark);}
.feature-price span{font-size:14px;color:var(--muted);}

/* ===== 方案网格 ===== */
.plan-card{
  background:#fff;border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:box-shadow .26s var(--ease),transform .26s var(--ease);
}
.plan-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.plan-media{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--bg-alt);}
.plan-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s var(--ease);}
.plan-card:hover .plan-media img{transform:scale(1.04);}
.plan-media .tag{position:absolute;top:14px;left:14px;background:rgba(247,244,238,.94);color:var(--primary-dark);backdrop-filter:blur(6px);}
.plan-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1;}
.plan-body h3{font-size:20px;margin-bottom:10px;line-height:1.4;}
.plan-body p{
  color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.plan-foot{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.plan-foot .plan-meta{font-size:13px;color:var(--muted);font-family:var(--font-num);}

/* ===== 评价轮播 ===== */
.testimonial{
  background:#fff;border-radius:var(--radius-l);
  padding:32px;box-shadow:var(--shadow-card);height:100%;
  display:flex;flex-direction:column;
}
.testimonial .quote-mark{
  font-family:var(--font-serif);font-size:52px;line-height:1;color:var(--accent-light);
  margin-bottom:8px;
}
.stars{color:var(--accent);font-size:14px;letter-spacing:2px;margin-bottom:16px;}
.testimonial p{font-size:16px;color:var(--ink);line-height:1.75;flex:1;}
.testimonial-user{display:flex;align-items:center;gap:14px;margin-top:20px;padding-top:20px;border-top:1px solid var(--border);}
.testimonial-user img{
  width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid var(--primary-light);
}
.testimonial-user .u-name{font-weight:600;font-size:15px;line-height:1.3;}
.testimonial-user .u-org{font-size:13px;color:var(--muted);}
.orbit-controls{display:flex;justify-content:center;gap:12px;margin-top:32px;}
.orbit-controls button{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--border);background:#fff;color:var(--primary);
  cursor:pointer;transition:all .22s var(--ease);
}
.orbit-controls button:hover{background:var(--primary);color:#fff;border-color:var(--primary);}
.orbit-bullets{display:flex;justify-content:center;gap:8px;margin-top:20px;}
.orbit-bullets button{
  width:9px;height:9px;border-radius:50%;border:0;padding:0;
  background:var(--border);cursor:pointer;transition:all .22s var(--ease);
}
.orbit-bullets button.is-active{background:var(--accent);width:26px;border-radius:var(--radius-pill);}

/* ===== 保障条 ===== */
.assurance-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;}
.assurance-item{display:flex;gap:16px;align-items:flex-start;}
.assurance-item .ai-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;
  background:rgba(184,138,75,.16);color:#E4C892;
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.assurance-item h3{font-size:14px;color:#F7F4EE;margin-bottom:6px;letter-spacing:.01em;}
.assurance-item p{font-size:12px;color:#A9B0AC;margin:0;line-height:1.7;}

/* ===== 最新信息 ===== */
.news-card{
  background:#fff;border-radius:var(--radius-l);
  padding:28px;height:100%;box-shadow:var(--shadow-card);
  display:flex;flex-direction:column;
  transition:box-shadow .26s var(--ease),transform .26s var(--ease);
}
.news-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.news-card h3{font-size:19px;line-height:1.45;margin:14px 0 12px;}
.news-card h3 a{color:var(--ink);}
.news-card h3 a:hover{color:var(--primary);}
.news-summary{
  color:var(--muted);font-size:15px;line-height:1.7;margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);font-family:var(--font-num);
}
.news-meta a{font-family:var(--font-sans);font-size:14px;font-weight:600;}
.empty-state{
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius-l);
  padding:64px 32px;text-align:center;color:var(--muted);
}
.empty-state i{font-size:30px;color:var(--border);display:block;margin-bottom:16px;}
.empty-state p{margin-bottom:16px;font-size:16px;}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(20,63,57,.96),rgba(18,23,22,.94)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:#F7F4EE;border-radius:var(--radius-l);
  padding:64px;
}
.cta-band h2{color:#fff;margin-bottom:16px;}
.cta-band p{color:#C7CBC6;font-size:17px;max-width:560px;}
.cta-form{
  background:rgba(247,244,238,.97);color:var(--ink);
  border-radius:var(--radius-l);padding:32px;
}
.cta-form h3{font-size:20px;margin-bottom:6px;}
.cta-form .form-note{font-size:13px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{
  display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;
  border:1px solid var(--border);border-radius:var(--radius-m);
  background:#FDFCFA;font-size:15px;font-family:inherit;color:var(--ink);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{height:auto;padding:14px 16px;resize:vertical;min-height:96px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,90,82,.12);
}
.form-hint{font-size:12px;color:var(--muted);margin-top:12px;text-align:center;}

/* ===== FAQ ===== */
.faq-list{border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:26px 4px;text-align:left;
}
.faq-q h3{font-size:19px;margin:0;font-weight:600;transition:color .22s var(--ease);}
.faq-q .faq-icon{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--border);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  transition:all .22s var(--ease);font-size:13px;
}
.faq-q:hover h3{color:var(--primary);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
  border-left:3px solid transparent;
}
.faq-a-inner{padding:0 56px 26px 4px;color:var(--muted);font-size:16px;line-height:1.75;}
.faq-item.is-open .faq-a{max-height:340px;border-left-color:var(--accent);}
.faq-item.is-open .faq-a-inner{padding-left:20px;}
.faq-item.is-open .faq-q h3{color:var(--primary-dark);}
.faq-item.is-open .faq-icon{background:var(--accent);color:#fff;border-color:var(--accent);transform:rotate(45deg);}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#D8D2C6;padding:80px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:48px;}
.site-footer h3{
  color:#F7F4EE;font-size:15px;letter-spacing:.06em;margin-bottom:20px;font-family:var(--font-sans);font-weight:600;
}
.site-footer p{font-size:14px;color:#A9B0AC;line-height:1.8;}
.site-footer a{color:#D8D2C6;font-size:14px;display:block;padding:6px 0;}
.site-footer a:hover{color:var(--accent);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--primary),#0D2A26);}
.footer-brand .brand-name{color:#F7F4EE;}
.footer-brand .brand-name em{color:#E4C892;}
.footer-contact li{
  list-style:none;font-size:14px;color:#A9B0AC;margin-bottom:12px;
  display:flex;gap:10px;align-items:flex-start;
}
.footer-contact li i{color:var(--accent);margin-top:5px;font-size:13px;}
.footer-contact{padding:0;margin:0;}
.footer-bottom{
  margin-top:64px;padding:24px 0;border-top:1px solid rgba(247,244,238,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:#8A918D;
}
.footer-bottom a{display:inline;padding:0;font-size:13px;color:#8A918D;}

/* ===== 响应式 ===== */
@media screen and (max-width:1023px){
  .site-nav,.nav-search,.nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .hero{padding:130px 0 80px;min-height:64vh;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-card{grid-template-columns:1fr;}
  .feature-media{min-height:240px;}
  .assurance-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .cta-band{padding:48px 32px;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  h2{font-size:28px;}
  h3{font-size:20px;}
  .section{padding:56px 0;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .hero{padding:118px 0 64px;}
  .hero-sub{font-size:17px;}
  .hero-cta{gap:12px;}
  .hero-cta .btn{width:100%;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:18px;}
  .hero-stats .stat-num{font-size:24px;}
  .hero-card{padding:24px;margin-top:40px;}
  .feature-body{padding:26px;}
  .feature-body h3{font-size:22px;}
  .spec-list{grid-template-columns:1fr;}
  .assurance-grid{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .cta-band{padding:36px 22px;border-radius:var(--radius-m);}
  .cta-form{padding:24px;margin-top:28px;}
  .faq-q{padding:20px 2px;}
  .faq-q h3{font-size:17px;}
  .faq-a-inner{padding-right:8px;font-size:15px;}
  .faq-item.is-open .faq-a-inner{padding-left:14px;}
  .site-footer{padding-top:56px;}
  .section-head{margin-bottom:32px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --primary:#1E5A52;
  --primary-dark:#143F39;
  --primary-light:#E6F0ED;
  --accent:#B88A4B;
  --accent-light:#F2E6D2;
  --bg:#F7F4EE;
  --bg-2:#EFEAE1;
  --ink:#121716;
  --ink-2:#5C625F;
  --border:#DED8CC;
  --success:#2F7D5C;
  --warning:#B4553C;
  --radius-sm:6px;
  --radius:12px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-card:0 1px 0 rgba(18,23,22,.04), 0 18px 40px rgba(18,23,22,.08);
  --shadow-hover:0 24px 60px rgba(18,23,22,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","Noto Sans SC",sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.grid-container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);font-size:13px;font-weight:600;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent);display:inline-block}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  white-space:nowrap;
}
.btn-sm{padding:11px 22px;font-size:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(30,90,82,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(20,63,57,.28)}
.btn-ghost{border:1px solid rgba(30,90,82,.45);color:var(--primary);background:transparent}
.btn-ghost:hover{background:var(--primary-light);border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{background:var(--accent-light);color:var(--primary-dark);transform:translateY(-2px)}
.btn-outline-light{border:1px solid rgba(255,255,255,.5);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px)}
.btn-text{color:var(--accent);font-weight:600;padding:0;border-bottom:2px solid rgba(184,138,75,.35);border-radius:0}
.btn-text:hover{color:var(--accent);border-bottom-color:var(--accent)}

/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(247,244,238,.58);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(222,216,204,.55);
  transition:background-color .24s ease-out,box-shadow .24s ease-out,border-color .24s ease-out;
}
.site-header.is-scrolled{
  background:rgba(247,244,238,.94);
  border-bottom-color:var(--border);
  box-shadow:0 10px 30px rgba(18,23,22,.07);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:80px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;font-family:var(--font-serif);font-size:20px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(20,63,57,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.brand-name em{font-family:var(--font-num);font-style:normal;font-weight:600;color:var(--primary)}
.brand-sub{font-family:var(--font-num);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-2)}
.site-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.site-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;white-space:nowrap;
}
.site-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease-out;
}
.site-nav a:hover{color:var(--primary)}
.site-nav a:hover::after,.site-nav a.is-active::after{transform:scaleX(1)}
.site-nav a.is-active{color:var(--primary-dark);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.7);border:1px solid var(--border);
  border-radius:var(--radius-pill);padding:0 16px;height:42px;
  transition:border-color .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out;
}
.nav-search i{font-size:13px;color:var(--ink-2)}
.nav-search input{
  border:none;background:transparent;outline:none;
  font-size:14px;color:var(--ink);width:132px;
}
.nav-search input::placeholder{color:#9AA09C}
.nav-search:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(30,90,82,.1)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border);background:rgba(255,255,255,.7);
  color:var(--ink);font-size:17px;align-items:center;justify-content:center;
}

/* 文章头部横幅 */
.article-hero{
  position:relative;
  padding:168px 0 72px;
  background-image:linear-gradient(120deg,rgba(18,23,22,.88) 0%,rgba(20,63,57,.76) 52%,rgba(18,23,22,.6) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  color:#fff;overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(to top,rgba(247,244,238,.16),transparent);
  pointer-events:none;
}
.article-hero .grid-container{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px;
}
.breadcrumb a{color:rgba(255,255,255,.86);border-bottom:1px solid transparent}
.breadcrumb a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6)}
.breadcrumb i{font-size:10px;opacity:.55}
.breadcrumb .current{color:#fff;font-weight:500}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(242,230,210,.16);border:1px solid rgba(242,230,210,.32);
  color:var(--accent-light);font-size:13px;font-weight:500;letter-spacing:.04em;
  margin-bottom:20px;
}
.article-hero h1{
  font-size:clamp(32px,4.4vw,48px);line-height:1.22;letter-spacing:-.02em;
  color:#fff;max-width:920px;margin-bottom:24px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 26px;
  font-size:14px;color:rgba(255,255,255,.78);
}
.meta-row span{display:inline-flex;align-items:center;gap:8px}
.meta-row i{color:var(--accent-light);font-size:13px}
.meta-divider{width:1px;height:14px;background:rgba(255,255,255,.28);display:inline-block}

/* 主体布局 */
.article-main{padding:72px 0 96px}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 336px;
  gap:56px;align-items:start;
}
.article-column{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);overflow:hidden;
}
.article-cover{position:relative;overflow:hidden;border-bottom:1px solid var(--border)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease-out}
.article-cover:hover img{transform:scale(1.03)}
.article-cover figcaption{
  position:absolute;left:20px;bottom:18px;
  background:rgba(18,23,22,.66);color:#fff;font-size:13px;
  padding:7px 14px;border-radius:var(--radius-pill);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.article-inner{padding:44px 48px 56px}
.article-body{max-width:820px;font-size:17px;line-height:1.75;color:#2C3330}
.article-body>*:first-child{margin-top:0}
.article-body h2{
  font-size:30px;line-height:1.3;margin:56px 0 20px;padding-left:16px;
  border-left:4px solid var(--accent);scroll-margin-top:120px;
}
.article-body h3{font-size:23px;line-height:1.4;margin:40px 0 16px;color:var(--ink);scroll-margin-top:120px}
.article-body h4{font-size:19px;margin:32px 0 12px;color:var(--primary-dark)}
.article-body p{margin:0 0 24px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 26px;padding-left:24px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:10px;padding-left:4px}
.article-body li::marker{color:var(--primary)}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(30,90,82,.35)}
.article-body a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}
.article-body blockquote{
  margin:34px 0;padding:22px 26px;
  border-left:4px solid var(--accent);background:var(--accent-light);
  border-radius:0 var(--radius) var(--radius) 0;
  font-family:var(--font-serif);font-size:18px;color:var(--primary-dark);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius);margin:32px 0}
.article-body figure{margin:34px 0}
.article-body figcaption{font-size:13px;color:var(--ink-2);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:32px 0;font-size:15px;
  border-radius:var(--radius);overflow:hidden;
}
.article-body th,.article-body td{border:1px solid var(--border);padding:13px 15px;text-align:left;vertical-align:top}
.article-body th{background:var(--primary-light);color:var(--primary-dark);font-weight:600}
.article-body tbody tr:nth-child(even){background:#FBFAF7}
.article-body hr{border:none;border-top:1px solid var(--border);margin:44px 0}
.article-body code{
  background:var(--bg-2);padding:2px 7px;border-radius:var(--radius-sm);
  font-family:var(--font-num);font-size:14.5px;color:var(--primary-dark);
}
.article-empty{
  text-align:center;padding:56px 8px 40px;
}
.article-empty i{font-size:42px;color:var(--accent);margin-bottom:20px;display:block}
.article-empty h2{font-size:26px;margin-bottom:14px}
.article-empty p{color:var(--ink-2);max-width:520px;margin:0 auto 26px}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:24px;position:sticky;top:106px}
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-card);
}
.side-card h3{
  font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px;
}
.side-card h3 i{color:var(--accent);font-size:14px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-list a{
  display:block;font-size:14.5px;color:var(--ink-2);
  padding:9px 12px;border-radius:var(--radius-sm);border-left:2px solid transparent;
  line-height:1.5;
}
.toc-list a:hover{background:var(--primary-light);color:var(--primary-dark);border-left-color:var(--primary)}
.toc-empty{font-size:14px;color:var(--ink-2)}
.side-links{display:flex;flex-direction:column;gap:12px}
.side-links a{
  display:flex;gap:12px;align-items:flex-start;padding:12px;
  border-radius:var(--radius);border:1px solid transparent;
  transition:background-color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.side-links a:hover{background:var(--bg);border-color:var(--border);transform:translateX(3px)}
.side-links .num{
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--accent);
  min-width:22px;
}
.side-links .txt{font-size:14.5px;color:var(--ink);line-height:1.5}
.side-links .sub{display:block;font-size:12.5px;color:var(--ink-2);margin-top:4px}
.side-cta{
  background:linear-gradient(150deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;border:none;
}
.side-cta h3{color:#fff}
.side-cta h3 i{color:var(--accent-light)}
.side-cta p{font-size:14px;color:rgba(255,255,255,.8);margin-bottom:20px;line-height:1.7}
.side-cta .btn{width:100%}

/* 相关推荐 */
.related-section{padding:88px 0;background:var(--bg-2)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:36px;line-height:1.24;margin:14px 0 14px}
.section-head p{color:var(--ink-2);font-size:16px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.post-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-card);
  display:flex;flex-direction:column;
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.post-card .thumb{overflow:hidden;aspect-ratio:16/10;background:var(--bg)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.post-card:hover .thumb img{transform:scale(1.03)}
.post-card .body{padding:24px 24px 28px;display:flex;flex-direction:column;flex:1}
.card-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--ink-2);margin-bottom:12px}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
  background:var(--primary-light);color:var(--primary-dark);
  font-size:12.5px;font-weight:600;
}
.tag-accent{background:var(--accent-light);color:#7A5525}
.post-card h3{font-size:20px;line-height:1.45;margin-bottom:12px}
.post-card p{font-size:14.5px;color:var(--ink-2);line-height:1.75;flex:1}
.post-card .foot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:600;color:var(--primary)}
.post-card .foot i{transition:transform .2s ease-out}
.post-card:hover .foot i{transform:translateX(4px)}
.back-row{margin-top:40px;display:flex;flex-wrap:wrap;gap:16px;align-items:center}

/* CTA 通栏 */
.cta-band{
  padding:96px 0;
  background-image:linear-gradient(120deg,rgba(18,23,22,.94) 0%,rgba(20,63,57,.9) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;color:#fff;
}
.cta-inner{display:grid;grid-template-columns:1.35fr .9fr;gap:56px;align-items:center}
.cta-band h2{color:#fff;font-size:36px;line-height:1.24;margin:14px 0 18px}
.cta-band p{color:rgba(255,255,255,.78);font-size:16.5px;max-width:620px;margin-bottom:30px}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px}
.cta-points{display:flex;flex-direction:column;gap:14px;margin-top:32px}
.cta-points li{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:rgba(255,255,255,.85)}
.cta-points i{color:var(--accent-light);margin-top:5px;font-size:14px}
.cta-panel{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-lg);padding:32px;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.cta-panel h3{color:#fff;font-size:20px;margin-bottom:10px}
.cta-panel p{font-size:14.5px;color:rgba(255,255,255,.76);margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:rgba(255,255,255,.82);margin-bottom:8px;font-weight:500}
.field input,.field select{
  width:100%;height:48px;border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.22);background:rgba(247,244,238,.94);
  padding:0 14px;font-size:14.5px;color:var(--ink);outline:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field input:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(184,138,75,.22)}
.cta-panel .btn{width:100%;margin-top:8px}
.form-note{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:14px;text-align:center}

/* 页脚 */
.site-footer{background:var(--ink);color:#D8D2C6;padding:80px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:56px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-name em{color:var(--accent-light)}
.site-footer p{color:#9AA09C;line-height:1.8;max-width:340px}
.site-footer h3{font-family:var(--font-serif);font-size:16px;color:#fff;margin-bottom:20px}
.site-footer a{color:#D8D2C6;display:block;margin-bottom:12px;font-size:14.5px;transition:color .2s ease-out}
.site-footer a:hover{color:var(--accent)}
.footer-contact li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;color:#9AA09C;line-height:1.7}
.footer-contact i{color:var(--accent);margin-top:5px;font-size:14px}
.footer-bottom{
  border-top:1px solid rgba(216,210,198,.14);padding:24px 0 30px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:#8A918D;
}
.footer-bottom a{display:inline;color:#B9B2A4;margin:0}
.footer-bottom a:hover{color:var(--accent)}

/* 响应式 */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .nav-search{display:none}
  .site-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
    background:var(--bg);flex-direction:column;align-items:flex-start;
    padding:96px 28px 40px;gap:6px;margin-left:0;
    transform:translateX(102%);transition:transform .26s ease-out;
    box-shadow:-24px 0 60px rgba(18,23,22,.18);z-index:90;
  }
  .site-nav.is-open{transform:translateX(0)}
  .site-nav a{font-size:19px;width:100%;padding:14px 0;border-bottom:1px solid var(--border)}
  .site-nav a::after{display:none}
  .nav-actions{margin-left:auto}
  .article-hero{padding:140px 0 60px}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .article-side{position:static;top:auto}
  .cta-inner{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .section-head h2,.cta-band h2{font-size:30px}
}
@media (max-width:639px){
  body{font-size:16px}
  .grid-container{padding-left:16px;padding-right:16px}
  .nav-inner{height:70px;gap:16px}
  .brand-sub{display:none}
  .nav-actions .btn-primary{display:none}
  .article-hero{padding:118px 0 48px}
  .article-hero h1{font-size:30px;line-height:1.3}
  .meta-row{gap:10px 18px;font-size:13px}
  .meta-divider{display:none}
  .article-main{padding:40px 0 64px}
  .article-inner{padding:28px 20px 36px}
  .article-body h2{font-size:24px;margin:42px 0 16px}
  .article-body h3{font-size:20px;margin:30px 0 12px}
  .article-body blockquote{font-size:16.5px;padding:18px 18px}
  .side-card{padding:22px}
  .related-section{padding:64px 0}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:64px 0}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px}
  .footer-bottom{flex-direction:column;gap:8px}
  .section-head{margin-bottom:32px}
  .section-head h2,.cta-band h2{font-size:26px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --main:#1E5A52;
  --main-dark:#143F39;
  --main-light:#E6F0ED;
  --gold:#B88A4B;
  --gold-light:#F2E6D2;
  --bg:#F7F4EE;
  --bg-2:#EFEAE1;
  --ink:#121716;
  --text-2:#5C625F;
  --line:#DED8CC;
  --ok:#2F7D5C;
  --warn:#B4553C;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(18,23,22,.04), 0 18px 40px rgba(18,23,22,.08);
  --sh-2:0 24px 60px rgba(18,23,22,.12);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
  --num:"Inter","Helvetica Neue",Arial,sans-serif;
  --t:220ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-md);}
a{color:var(--main);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--gold);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--ink);margin:0 0 16px;font-weight:700;}
h1{font-size:clamp(32px,4.4vw,56px);line-height:1.15;letter-spacing:-0.02em;}
h2{font-size:36px;line-height:1.25;letter-spacing:-0.01em;}
h3{font-size:24px;line-height:1.35;}
p{margin:0 0 18px;color:var(--text-2);}
ul{margin:0 0 18px;padding-left:20px;color:var(--text-2);}
li{margin-bottom:8px;}
button{font-family:inherit;}
::selection{background:var(--main-light);color:var(--main-dark);}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:var(--r-sm);}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;margin:0 auto;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--num);font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin-bottom:14px;
}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--gold);display:inline-block;}
.lead{font-size:19px;color:var(--text-2);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(247,244,238,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(222,216,204,.7);
  box-shadow:0 10px 30px rgba(18,23,22,.05);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.site-header.is-scrolled{
  background:rgba(247,244,238,.92);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 34px rgba(18,23,22,.10);
}
.nav-inner{display:flex;align-items:center;gap:24px;min-height:76px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);flex-shrink:0;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--main) 0%,var(--main-dark) 100%);
  color:#fff;font-family:var(--serif);font-size:20px;font-weight:700;
  box-shadow:0 10px 24px rgba(20,63,57,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:-.01em;}
.brand-name em{font-style:normal;color:var(--main);}
.brand-sub{font-family:var(--num);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:#8A918D;}
.site-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.site-nav a{
  position:relative;padding:10px 14px;border-radius:var(--r-pill);
  font-size:15px;color:#39403D;font-weight:500;
}
.site-nav a:hover{color:var(--main);background:rgba(230,240,237,.75);}
.site-nav a.is-active{color:var(--main-dark);font-weight:700;}
.site-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--gold);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.7);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:0 14px;height:42px;
  transition:border-color var(--t),box-shadow var(--t);
}
.nav-search:focus-within{border-color:var(--main);box-shadow:0 0 0 3px rgba(30,90,82,.12);}
.nav-search i{color:#9AA29E;font-size:13px;}
.nav-search input{
  border:0;background:transparent;outline:none;height:40px;width:140px;
  font-size:14px;color:var(--ink);font-family:inherit;
}
.nav-search input::placeholder{color:#9AA29E;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--line);background:rgba(255,255,255,.8);color:var(--main-dark);
  font-size:18px;cursor:pointer;
}
.nav-toggle:hover{background:var(--main-light);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);padding:0 28px;height:52px;
  font-size:16px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
  white-space:nowrap;
}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--main);color:#fff;box-shadow:0 12px 26px rgba(20,63,57,.22);}
.btn-primary:hover{background:var(--main-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-ghost{background:transparent;color:var(--main-dark);border-color:var(--main);}
.btn-ghost:hover{background:var(--main-light);color:var(--main-dark);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--main-dark);}
.btn-light:hover{background:var(--gold-light);color:var(--main-dark);transform:translateY(-2px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-weight:600;
  border-bottom:1px solid var(--gold);padding-bottom:2px;border-radius:0;
}
.btn-text:hover{color:var(--main-dark);border-color:var(--main-dark);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  min-height:76vh;display:flex;align-items:center;
  padding:150px 0 96px;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,23,22,.86) 0%,rgba(20,63,57,.80) 55%,rgba(18,23,22,.90) 100%);
}
.hero-inner{position:relative;z-index:2;text-align:center;max-width:900px;margin:0 auto;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(242,230,210,.16);border:1px solid rgba(184,138,75,.5);
  color:#F2E6D2;font-size:13px;letter-spacing:.08em;
  padding:8px 16px;border-radius:var(--r-pill);margin-bottom:24px;
}
.page-hero h1{color:#fff;margin-bottom:20px;}
.page-hero h1 span{color:var(--gold-light);}
.page-hero .lead{color:rgba(255,255,255,.82);font-size:19px;max-width:720px;margin:0 auto 34px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.hero-meta{
  display:flex;flex-wrap:wrap;justify-content:center;gap:32px;
  margin-top:52px;padding-top:32px;border-top:1px solid rgba(255,255,255,.16);
}
.hero-meta div{min-width:120px;}
.hero-meta strong{
  display:block;font-family:var(--num);font-size:30px;color:#fff;font-weight:700;line-height:1.2;
}
.hero-meta span{font-size:13px;color:rgba(255,255,255,.66);}

/* ---------- 信任条 ---------- */
.trust-bar{background:var(--ink);color:#D8D2C6;padding:56px 0;}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
.trust-item{display:flex;gap:14px;align-items:flex-start;}
.trust-item i{font-size:24px;color:var(--gold);line-height:1.2;}
.trust-item h3{font-size:14px;color:#fff;margin:0 0 6px;font-family:var(--sans);font-weight:600;}
.trust-item p{font-size:12px;margin:0;color:rgba(216,210,198,.72);line-height:1.6;}

/* ---------- 图文区块 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);transition:transform var(--t);}
.split-media:hover img{transform:scale(1.03);}
.media-tag{
  position:absolute;left:20px;bottom:20px;
  background:rgba(247,244,238,.94);border-radius:var(--r-pill);
  padding:8px 18px;font-size:13px;font-weight:600;color:var(--main-dark);
}
.check-list{list-style:none;padding:0;margin:0 0 28px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;font-size:16px;color:var(--text-2);}
.check-list i{color:var(--main);font-size:15px;margin-top:6px;}

/* ---------- 参数表 ---------- */
.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
}
table.spec-table{width:100%;border-collapse:collapse;min-width:660px;margin:0;background:#fff;}
table.spec-table thead th{
  background:var(--bg-2);font-family:var(--sans);font-size:13px;font-weight:700;
  letter-spacing:.06em;color:var(--main-dark);text-align:left;
  padding:18px 24px;border:0;border-bottom:1px solid var(--line);
}
table.spec-table td{
  padding:20px 24px;font-size:15px;color:var(--text-2);
  border:0;border-bottom:1px solid var(--line);background:transparent;vertical-align:top;
}
table.spec-table tbody tr:last-child td{border-bottom:0;}
table.spec-table tbody tr:hover td{background:rgba(230,240,237,.4);}
table.spec-table td strong{display:block;color:var(--ink);font-size:16px;font-family:var(--serif);font-weight:700;margin-bottom:4px;}
.pill{
  display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;
  border-radius:var(--r-pill);background:var(--main-light);color:var(--main-dark);
}
.pill-gold{background:var(--gold-light);color:#8A6427;}

/* ---------- 流程步骤 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.steps::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,var(--gold) 0%,var(--line) 100%);
}
.step{position:relative;padding-top:70px;}
.step-num{
  position:absolute;top:0;left:0;width:54px;height:54px;border-radius:50%;
  background:#fff;border:2px solid var(--main);color:var(--main-dark);
  display:grid;place-items:center;font-family:var(--num);font-weight:700;font-size:18px;
  box-shadow:0 10px 24px rgba(20,63,57,.14);
}
.step h3{font-size:20px;margin-bottom:10px;}
.step p{font-size:15px;margin:0;}

/* ---------- 卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(30,90,82,.25);}
.card-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--main-light);color:var(--main-dark);font-size:20px;margin-bottom:20px;
}
.card-icon.gold{background:var(--gold-light);color:#8A6427;}
.card h3{font-size:20px;margin-bottom:10px;}
.card p{font-size:15px;margin:0;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;position:relative;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:0;
  background:var(--gold);transition:width var(--t);
}
.faq-item.is-open{border-color:rgba(30,90,82,.3);box-shadow:var(--sh-1);}
.faq-item.is-open::before{width:3px;}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:22px 56px 22px 26px;position:relative;
  font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--main);}
.faq-q i{
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:14px;transition:transform var(--t);
}
.faq-item.is-open .faq-q i{transform:translateY(-50%) rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease-out;}
.faq-a p{padding:0 26px 24px;margin:0;font-size:16px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--main-dark) 0%,var(--main) 100%);
  border-radius:24px;padding:64px;color:#fff;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(184,138,75,.35),transparent 70%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .6fr;gap:40px;align-items:center;}
.cta-band h2{color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.78);margin-bottom:28px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#D8D2C6;padding:80px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:56px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px;}
.footer-brand .brand-name{color:#fff;font-family:var(--serif);font-size:19px;font-weight:700;}
.footer-brand .brand-name em{font-style:normal;color:var(--gold);}
.site-footer h3{font-family:var(--sans);font-size:14px;letter-spacing:.1em;color:#fff;margin-bottom:20px;font-weight:700;}
.site-footer p{color:rgba(216,210,198,.7);font-size:14px;}
.site-footer a{display:block;color:rgba(216,210,198,.78);font-size:14px;margin-bottom:12px;}
.site-footer a:hover{color:var(--gold);}
.footer-contact{list-style:none;padding:0;margin:0;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(216,210,198,.78);margin-bottom:14px;line-height:1.6;}
.footer-contact i{color:var(--gold);margin-top:5px;}
.footer-bottom{
  border-top:1px solid rgba(216,210,198,.14);padding:24px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(216,210,198,.55);
}
.footer-bottom a{display:inline;color:rgba(216,210,198,.75);margin:0;}
.footer-bottom a:hover{color:var(--gold);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px;}
  .steps::before{display:none;}
}
@media screen and (max-width:1023px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  h2{font-size:28px;}
  h3{font-size:20px;}
  .site-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(360px,86vw);
    background:var(--bg);flex-direction:column;align-items:stretch;gap:0;
    padding:100px 28px 40px;margin:0;
    box-shadow:-24px 0 60px rgba(18,23,22,.18);
    transform:translateX(105%);transition:transform 240ms ease-out;z-index:120;
  }
  .site-nav.is-open{transform:translateX(0);}
  .site-nav a{font-size:19px;padding:16px 8px;border-radius:var(--r-md);border-bottom:1px solid var(--line);}
  .site-nav a.is-active::after{display:none;}
  .site-nav a.is-active{color:var(--main);background:var(--main-light);}
  .nav-toggle{display:grid;place-items:center;}
  .nav-search{display:none;}
  .split{grid-template-columns:1fr;gap:36px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{padding:48px 32px;}
  .cta-inner{grid-template-columns:1fr;gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .section-tight{padding:40px 0;}
  .page-hero{min-height:64vh;padding:120px 0 64px;}
  .page-hero h1{font-size:clamp(30px,8vw,40px);}
  .page-hero .lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-meta{gap:20px;}
  .hero-meta strong{font-size:24px;}
  .trust-grid{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .faq-q{font-size:16px;padding:18px 48px 18px 20px;}
  .faq-a p{padding:0 20px 20px;}
  .cta-band{border-radius:20px;padding:36px 22px;}
  .card{padding:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .card:hover,.btn:hover,.split-media:hover img{transform:none !important;}
}

/* roulang page: category2 */
:root{
  --primary:#1E5A52;
  --primary-dark:#143F39;
  --primary-light:#E6F0ED;
  --gold:#B88A4B;
  --gold-light:#F2E6D2;
  --paper:#F7F4EE;
  --paper-2:#EFEAE1;
  --ink:#121716;
  --text-2:#5C625F;
  --line:#DED8CC;
  --success:#2F7D5C;
  --warn:#B4553C;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(18,23,22,.04), 0 18px 40px rgba(18,23,22,.08);
  --sh-2:0 24px 60px rgba(18,23,22,.12);
  --font-head:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,background .2s ease,opacity .2s ease}
a:hover{color:var(--gold)}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;letter-spacing:-.01em;margin:0}
p{margin:0}
ul{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
.grid-container{max-width:1240px;padding-left:24px;padding-right:24px;margin:0 auto}
.section{padding:96px 0}
.section-alt{background:var(--paper-2)}
.section-tight{padding:72px 0}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(247,244,238,.46);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(222,216,204,.7);
  transition:background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-solid{
  background:rgba(247,244,238,.94);
  border-bottom-color:var(--line);
  box-shadow:0 8px 30px rgba(18,23,22,.08);
}
.nav-inner{display:flex;align-items:center;min-height:78px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--ink);text-decoration:none}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:42px;height:42px;border-radius:13px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-head);font-size:20px;font-weight:700;
  box-shadow:0 10px 22px rgba(30,90,82,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.14}
.brand-name{font-family:var(--font-head);font-size:19px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.brand-name em{font-style:normal;color:var(--gold)}
.brand-sub{font-family:var(--font-num);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-2)}
.site-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center}
.site-nav a{
  position:relative;padding:10px 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--ink);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.site-nav a:hover{color:var(--primary-dark);background:rgba(30,90,82,.07)}
.site-nav a.is-active{color:var(--primary-dark);font-weight:700}
.site-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--gold);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.62);
  border:1px solid var(--line);cursor:text;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,90,82,.12);background:#fff}
.nav-search i{color:var(--text-2);font-size:13px}
.nav-search input{
  border:0;outline:none;background:transparent;width:136px;
  font-size:14px;font-family:inherit;color:var(--ink);
}
.nav-search input::placeholder{color:#9AA29D}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:13px;
  border:1px solid var(--line);background:rgba(255,255,255,.7);
  color:var(--ink);font-size:17px;cursor:pointer;
  align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:#fff;border-color:var(--primary)}
.nav-scrim{
  position:fixed;inset:0;background:rgba(18,23,22,.45);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:65;
}
.nav-scrim.is-on{opacity:1;visibility:visible}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 30px;border-radius:var(--r-pill);font-size:16px;font-weight:600;
  line-height:1;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 26px rgba(30,90,82,.24)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 18px 38px rgba(30,90,82,.32)}
.btn-ghost{background:transparent;color:var(--primary);border-color:rgba(30,90,82,.4)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-2px)}
.btn-on-dark{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.38)}
.btn-on-dark:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{background:var(--gold-light);color:var(--primary-dark);transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:14px}
.btn-block{width:100%}
.btn:active{transform:translateY(0)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  display:flex;align-items:center;min-height:74vh;
  padding:170px 0 104px;
  background-image:
    linear-gradient(112deg,rgba(18,23,22,.94) 0%,rgba(20,63,57,.88) 48%,rgba(18,23,22,.62) 100%),
    url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;z-index:2;max-width:820px}
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:26px}
.crumb a{color:rgba(255,255,255,.78)}
.crumb a:hover{color:var(--gold)}
.crumb em{font-style:normal;color:#fff}
.hero h1{
  font-size:clamp(34px,4.6vw,60px);line-height:1.16;letter-spacing:-.02em;color:#fff;max-width:16em;
}
.hero h1 span{color:var(--gold)}
.hero-lead{
  margin-top:26px;font-size:18px;line-height:1.75;color:rgba(255,255,255,.82);max-width:640px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:40px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:40px;margin-top:56px;padding-top:34px;
  border-top:1px solid rgba(255,255,255,.18);
}
.hero-stat strong{
  display:block;font-family:var(--font-num);font-size:28px;font-weight:700;color:#fff;line-height:1.2;
}
.hero-stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.62)}

/* ---------- Section head ---------- */
.sec-head{max-width:780px;margin-bottom:52px}
.sec-head h2{font-size:clamp(28px,3vw,38px);line-height:1.3;margin:16px 0 18px}
.sec-head p{color:var(--text-2);font-size:17px;line-height:1.78}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  background:var(--gold-light);color:#7A5A2E;
  font-size:13px;font-weight:600;line-height:1.5;
}
.tag-green{background:var(--primary-light);color:var(--primary-dark)}
.tag-plain{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.24)}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:27px;right:27px;top:30px;height:2px;
  background:linear-gradient(90deg,var(--gold) 0%,rgba(30,90,82,.22) 100%);
}
.step{position:relative;padding-right:10px}
.step-no{
  position:relative;z-index:1;width:60px;height:60px;border-radius:50%;
  background:var(--paper);border:2px solid var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:700;font-size:17px;color:var(--primary-dark);
  box-shadow:0 10px 24px rgba(18,23,22,.08);
}
.step h3{font-size:19px;margin:22px 0 10px;line-height:1.45}
.step p{margin:0;font-size:15px;line-height:1.72;color:var(--text-2)}

/* ---------- Capability cards ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.cap-card{
  display:flex;gap:20px;padding:32px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--sh-1);border-color:rgba(30,90,82,.32)}
.cap-icon{
  flex:0 0 52px;width:52px;height:52px;border-radius:15px;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:20px;
}
.cap-card h3{font-size:20px;margin-bottom:10px;line-height:1.4}
.cap-card p{font-size:15px;line-height:1.72;color:var(--text-2);margin-bottom:14px}
.cap-meta{display:flex;flex-wrap:wrap;gap:8px}
.cap-meta span{
  font-size:12px;padding:4px 11px;border-radius:var(--r-pill);
  background:var(--paper-2);color:var(--text-2);border:1px solid var(--line);
}

/* ---------- Stat band ---------- */
.stat-band{background:var(--primary-dark);color:#fff;padding:72px 0}
.band-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px}
.band-head h2{font-size:clamp(26px,2.6vw,34px);color:#fff;line-height:1.35;max-width:600px}
.band-head p{color:rgba(255,255,255,.66);font-size:16px;max-width:420px}
.band-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.band-item{padding-top:22px;border-top:1px solid rgba(255,255,255,.18)}
.band-item strong{
  display:block;font-family:var(--font-num);font-size:40px;font-weight:700;
  line-height:1.1;color:#fff;
}
.band-item strong em{font-style:normal;font-size:20px;color:var(--gold);margin-left:4px}
.band-item span{display:block;margin-top:10px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.7}

/* ---------- Scene ---------- */
.scene-grid{display:grid;grid-template-columns:0.92fr 1.08fr;gap:56px;align-items:center}
.scene-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1)}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s ease}
.scene-media:hover img{transform:scale(1.03)}
.scene-list{list-style:none;padding:0;display:grid;gap:22px}
.scene-list li{display:flex;gap:16px}
.scene-dot{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.scene-list h3{font-size:18px;margin-bottom:6px;line-height:1.45}
.scene-list p{font-size:15px;color:var(--text-2);line-height:1.72}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(30,90,82,.3)}
.faq-item.is-open{border-color:rgba(30,90,82,.42);box-shadow:var(--sh-1)}
.faq-item.is-open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--gold);
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;background:none;border:0;cursor:pointer;text-align:left;
  font-family:var(--font-head);font-size:18px;font-weight:700;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary-dark)}
.faq-q i{flex:0 0 auto;color:var(--gold);font-size:15px;transition:transform .24s ease}
.faq-item.is-open .faq-q{color:var(--primary-dark)}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
.faq-a-inner{padding:0 26px 24px;font-size:16px;line-height:1.78;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-section{padding:96px 0;background:var(--paper-2)}
.cta-card{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;
  padding:60px;border-radius:var(--r-lg);
  background:linear-gradient(140deg,var(--ink) 0%,#182320 62%,var(--primary-dark) 100%);
  color:#fff;box-shadow:var(--sh-2);
}
.cta-card h2{font-size:clamp(26px,2.8vw,36px);color:#fff;line-height:1.32;margin-bottom:20px}
.cta-copy p{color:rgba(255,255,255,.74);font-size:16px;line-height:1.78;margin-bottom:26px}
.cta-points{list-style:none;padding:0;display:grid;gap:12px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(255,255,255,.82)}
.cta-points i{color:var(--gold);margin-top:5px;font-size:13px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;margin-bottom:8px;color:rgba(255,255,255,.74)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--r-md);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.07);color:#fff;
  font-family:inherit;font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:auto;min-height:96px;padding:13px 16px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--gold);background:rgba(255,255,255,.11);
  box-shadow:0 0 0 3px rgba(184,138,75,.22);
}
.field select option{color:var(--ink)}
.form-note{margin-top:14px;font-size:13px;color:rgba(255,255,255,.52)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#D8D2C6;padding:76px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:44px;padding-bottom:52px}
.site-footer .brand-name{color:#F7F4EE}
.site-footer .brand-sub{color:#8A918D}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.site-footer p{font-size:15px;line-height:1.78;color:#A9B0AB;max-width:360px}
.site-footer h3{font-family:var(--font-body);font-size:15px;color:#fff;margin-bottom:20px;letter-spacing:.02em}
.site-footer a{display:block;font-size:15px;color:#D8D2C6;padding:6px 0}
.site-footer a:hover{color:var(--gold)}
.footer-contact{list-style:none;padding:0;display:grid;gap:14px}
.footer-contact li{display:flex;gap:10px;font-size:14px;line-height:1.65;color:#A9B0AB}
.footer-contact i{color:var(--gold);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  padding:26px 0;border-top:1px solid rgba(255,255,255,.1);
  font-size:13px;color:#8A918D;
}
.footer-bottom a{display:inline;padding:0;color:var(--gold);font-size:13px}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .site-nav a{padding:10px 11px;font-size:14.5px}
  .nav-search input{width:104px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
  .nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(330px,84vw);
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:0;padding:104px 28px 40px;
    background:var(--paper);border-left:1px solid var(--line);
    box-shadow:-24px 0 60px rgba(18,23,22,.18);
    transform:translateX(102%);transition:transform .26s ease;z-index:80;
  }
  .site-nav.is-open{transform:translateX(0)}
  .site-nav a{font-size:19px;padding:16px 4px;border-bottom:1px solid var(--line);border-radius:0}
  .site-nav a.is-active::after{left:4px;right:auto;width:26px;bottom:8px}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px 24px}
  .timeline::before{display:none}
  .band-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .scene-grid{grid-template-columns:1fr;gap:40px}
  .cta-card{grid-template-columns:1fr;gap:40px;padding:44px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:48px 0}
  .section-tight{padding:44px 0}
  .grid-container{padding-left:16px;padding-right:16px}
  .hero{min-height:64vh;padding:132px 0 72px}
  .hero h1{font-size:clamp(30px,8vw,40px)}
  .hero-lead{font-size:16px}
  .hero-stats{gap:26px;margin-top:40px;padding-top:26px}
  .hero-stat strong{font-size:23px}
  .hero-stat{flex:1 1 40%}
  .hero-actions .btn{width:100%}
  .cap-grid{grid-template-columns:1fr}
  .cap-card{padding:26px;gap:16px}
  .timeline{grid-template-columns:1fr}
  .band-head{margin-bottom:32px}
  .band-item strong{font-size:32px}
  .cta-card{padding:32px 22px}
  .faq-q{padding:18px 18px;font-size:16.5px}
  .faq-a-inner{padding:0 18px 20px}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:36px}
  .site-footer{padding-top:56px}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:520px){
  .nav-actions .btn{display:none}
  .brand-name{font-size:17px}
  .brand-sub{font-size:9px;letter-spacing:.14em}
  .cap-card{flex-direction:column}
  .band-grid{grid-template-columns:1fr;gap:24px}
  .hero-stat{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --c-primary:#1E5A52;
  --c-primary-dark:#143F39;
  --c-primary-soft:#E6F0ED;
  --c-gold:#B88A4B;
  --c-gold-soft:#F2E6D2;
  --c-bg:#F7F4EE;
  --c-bg-alt:#EFEAE1;
  --c-ink:#121716;
  --c-text:#5C625F;
  --c-line:#DED8CC;
  --c-success:#2F7D5C;
  --c-warn:#B4553C;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-card:0 1px 0 rgba(18,23,22,.04),0 18px 40px rgba(18,23,22,.08);
  --sh-hover:0 24px 60px rgba(18,23,22,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","Noto Sans SC",system-ui,sans-serif;
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  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);text-decoration:none;transition:color .22s ease-out,border-color .22s ease-out,background-color .22s ease-out;}
a:hover{color:var(--c-gold);}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;margin:0;letter-spacing:-.01em;color:var(--c-ink);}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:2px solid var(--c-gold);outline-offset:2px;}
.grid-container{max-width:var(--maxw);margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}
.section{padding:96px 0;}
.section-alt{background:var(--c-bg-alt);}
.section-dark{background:var(--c-ink);color:#D8D2C6;}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center;}
.section-head.left{margin-left:0;text-align:left;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.section-head h2{font-size:36px;line-height:1.25;margin-bottom:16px;}
.section-head p{color:var(--c-text);font-size:17px;margin:0;}
.section-dark .section-head h2{color:#F7F4EE;}
.section-dark .section-head p{color:#B9B4A8;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:16px;font-weight:700;line-height:1;
  padding:16px 30px;border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out,color .22s ease-out,border-color .22s ease-out;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 10px 24px rgba(30,90,82,.22);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(20,63,57,.28);}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-light{background:#F7F4EE;color:var(--c-ink);}
.btn-light:hover{background:#fff;color:var(--c-primary-dark);transform:translateY(-2px);}
.btn-outline-light{background:transparent;color:#F7F4EE;border-color:rgba(247,244,238,.45);}
.btn-outline-light:hover{background:rgba(247,244,238,.12);color:#fff;border-color:rgba(247,244,238,.8);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-link{color:var(--c-gold);border-bottom:1px solid var(--c-gold);border-radius:0;padding:0 0 2px;font-weight:700;}
.btn-link:hover{color:var(--c-primary);border-color:var(--c-primary);}

/* ---------- header / nav ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:60;
  background:rgba(247,244,238,.62);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(222,216,204,.7);
  transition:background-color .26s ease-out,box-shadow .26s ease-out,border-color .26s ease-out;
}
.site-header.is-scrolled{
  background:rgba(247,244,238,.92);
  box-shadow:0 10px 30px rgba(18,23,22,.08);
  border-bottom-color:var(--c-line);
}
.nav-inner{display:flex;align-items:center;gap:32px;height:76px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:var(--r-md);
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-dark));
  color:#F7F4EE;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:20px;font-weight:700;
  box-shadow:0 8px 18px rgba(20,63,57,.24);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--c-ink);letter-spacing:-.01em;}
.brand-name em{font-style:normal;color:var(--c-primary);font-family:var(--font-num);}
.brand-sub{font-family:var(--font-num);font-size:11px;letter-spacing:.18em;color:var(--c-text);text-transform:uppercase;}
.site-nav{display:flex;align-items:center;gap:6px;margin:0 auto;}
.site-nav a{
  position:relative;display:inline-block;
  font-size:15px;font-weight:500;color:var(--c-ink);
  padding:10px 14px;border-radius:var(--r-sm);
  transition:color .22s ease-out,background-color .22s ease-out;
}
.site-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--c-gold);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease-out;border-radius:2px;
}
.site-nav a:hover{color:var(--c-primary-dark);background:rgba(230,240,237,.7);}
.site-nav a:hover::after,.site-nav a.is-active::after{transform:scaleX(1);}
.site-nav a.is-active{color:var(--c-primary-dark);font-weight:700;}
.nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.72);
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:0 14px;height:42px;transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.nav-search:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(30,90,82,.12);}
.nav-search i{color:var(--c-text);font-size:13px;}
.nav-search input{
  border:0;background:transparent;outline:none;width:132px;height:40px;
  font-size:14px;color:var(--c-ink);
}
.nav-search input::placeholder{color:#98998F;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  background:rgba(255,255,255,.7);border:1px solid var(--c-line);
  color:var(--c-ink);font-size:17px;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-ink);}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.42;}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(18,23,22,.92) 0%,rgba(18,23,22,.78) 45%,rgba(20,63,57,.66) 100%);
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
  gap:56px;align-items:center;
  padding-top:150px;padding-bottom:96px;min-height:78vh;
}
.crumb{display:flex;gap:10px;align-items:center;font-size:13px;color:#B9B4A8;margin-bottom:20px;}
.crumb a{color:#D8D2C6;}
.crumb a:hover{color:var(--c-gold);}
.crumb span{color:#8A918D;}
.hero .eyebrow{background:rgba(184,138,75,.18);color:#E4C89A;}
.hero h1{
  font-size:clamp(40px,6vw,66px);line-height:1.15;letter-spacing:-.02em;
  color:#F7F4EE;margin-bottom:22px;
}
.hero-sub{font-size:19px;line-height:1.75;color:#CFC9BC;max-width:620px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:40px;}
.hero-facts li{display:flex;flex-direction:column;}
.hero-facts strong{font-family:var(--font-num);font-size:30px;font-weight:700;color:#F7F4EE;}
.hero-facts span{font-size:13px;color:#A9A79E;letter-spacing:.04em;}

.score-card{
  background:rgba(247,244,238,.96);
  border:1px solid rgba(222,216,204,.9);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:0 30px 70px rgba(0,0,0,.32);
}
.score-card h2{font-size:20px;margin-bottom:8px;}
.score-card > p{font-size:14px;color:var(--c-text);margin-bottom:24px;}
.meter{margin-bottom:20px;}
.meter-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;margin-bottom:8px;}
.meter-top b{font-family:var(--font-num);font-size:15px;color:var(--c-primary-dark);}
.meter-bar{height:8px;border-radius:var(--r-pill);background:var(--c-bg-alt);overflow:hidden;}
.meter-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--c-primary),#2F7D5C);}
.meter-bar.gold i{background:linear-gradient(90deg,var(--c-gold),#D8B071);}
.score-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--c-line);padding-top:18px;font-size:13px;color:var(--c-text);}

/* ---------- chips / filter ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
  margin-bottom:40px;
}
.chip{
  font-size:14px;font-weight:600;color:var(--c-primary-dark);
  background:#fff;border:1px solid var(--c-line);
  padding:10px 20px;border-radius:var(--r-pill);
  transition:all .22s ease-out;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-dark);transform:translateY(-2px);}
.chip.is-on{background:var(--c-primary);border-color:var(--c-primary);color:#fff;box-shadow:0 10px 22px rgba(30,90,82,.22);}

/* ---------- masonry ---------- */
.masonry{column-count:3;column-gap:24px;}
.fall-card{
  break-inside:avoid;display:inline-block;width:100%;
  margin:0 0 24px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.fall-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.fall-media{position:relative;overflow:hidden;}
.fall-media img{width:100%;object-fit:cover;transition:transform .3s ease-out;}
.fall-card:hover .fall-media img{transform:scale(1.03);}
.ratio-wide img{aspect-ratio:16/9;}
.ratio-std img{aspect-ratio:4/3;}
.ratio-tall img{aspect-ratio:3/4;}
.ratio-square img{aspect-ratio:1/1;}
.fall-tag{
  position:absolute;left:14px;top:14px;
  background:rgba(18,23,22,.72);color:#F2E6D2;
  font-size:12px;font-weight:700;letter-spacing:.06em;
  padding:6px 12px;border-radius:var(--r-pill);
  backdrop-filter:blur(6px);
}
.fall-body{padding:22px 22px 24px;}
.fall-body h3{font-size:21px;line-height:1.35;margin-bottom:10px;}
.fall-body p{font-size:15px;color:var(--c-text);margin-bottom:18px;}
.fall-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.pill{
  font-size:12px;font-weight:600;color:var(--c-primary-dark);
  background:var(--c-primary-soft);padding:4px 12px;border-radius:var(--r-pill);
}
.pill-gold{background:var(--c-gold-soft);color:#7C5A26;}
.heat{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--c-text);}
.heat-bar{flex:1;height:6px;border-radius:var(--r-pill);background:var(--c-bg-alt);overflow:hidden;}
.heat-bar i{display:block;height:100%;border-radius:var(--r-pill);background:var(--c-gold);}
.heat b{font-family:var(--font-num);color:var(--c-primary-dark);}
.fall-card.is-hidden{display:none;}

/* ---------- compare ---------- */
.compare-wrap{overflow-x:auto;padding-bottom:8px;}
.compare{
  min-width:820px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);
}
.compare-row{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;align-items:stretch;}
.compare-row + .compare-row{border-top:1px solid var(--c-line);}
.compare-row > div{padding:20px 22px;font-size:15px;color:var(--c-text);border-left:1px solid var(--c-line);}
.compare-row > div:first-child{border-left:0;font-weight:700;color:var(--c-ink);background:#FCFAF6;}
.compare-head > div{
  font-family:var(--font-serif);font-size:17px;font-weight:700;color:#F7F4EE;
  background:var(--c-primary-dark);border-left-color:rgba(247,244,238,.16);
  padding:22px;
}
.compare-head > div:first-child{background:var(--c-primary-dark);color:#E4C89A;}
.compare-head .hot{background:var(--c-primary);}
.compare-row > div b{color:var(--c-primary-dark);font-weight:700;}
.compare-note{text-align:center;font-size:14px;color:var(--c-text);margin-top:20px;}
.compare-note a{font-weight:700;}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step;}
.step{
  position:relative;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:28px 24px 26px;box-shadow:var(--sh-card);
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step-num{
  font-family:var(--font-num);font-size:13px;font-weight:700;letter-spacing:.1em;
  color:var(--c-gold);display:block;margin-bottom:14px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--c-text);margin:0;}
.step-line{height:3px;border-radius:var(--r-pill);background:var(--c-primary-soft);margin-top:20px;overflow:hidden;}
.step-line i{display:block;height:100%;background:var(--c-primary);border-radius:var(--r-pill);}

/* ---------- reviews ---------- */
.review-strip{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 20px;}
.review-strip::-webkit-scrollbar{height:6px;}
.review-strip::-webkit-scrollbar-thumb{background:var(--c-line);border-radius:var(--r-pill);}
.review-card{
  flex:0 0 360px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-card);
}
.review-top{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.avatar{
  width:48px;height:48px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary-dark);
  font-family:var(--font-serif);font-size:19px;font-weight:700;
}
.review-who strong{display:block;font-size:16px;font-family:var(--font-sans);font-weight:700;}
.review-who span{font-size:13px;color:var(--c-text);}
.stars{color:var(--c-gold);font-size:13px;letter-spacing:.14em;margin-bottom:10px;}
.review-card p{font-size:15px;color:var(--c-text);margin:0;}
.quote-mark{font-family:var(--font-serif);font-size:34px;color:var(--c-gold-soft);line-height:1;margin-bottom:6px;}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.faq-item.is-open{border-color:var(--c-primary);box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 24px;text-align:left;position:relative;
}
.faq-q h3{font-size:18px;font-weight:700;font-family:var(--font-sans);color:var(--c-ink);}
.faq-item.is-open .faq-q h3{color:var(--c-primary-dark);}
.faq-item.is-open .faq-q::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;background:var(--c-gold);border-radius:0 3px 3px 0;}
.faq-q i{color:var(--c-primary);font-size:14px;transition:transform .24s ease-out;flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease-out;}
.faq-a p{padding:0 24px 24px;margin:0;font-size:16px;color:var(--c-text);}

/* ---------- cta ---------- */
.cta-band{
  background:var(--c-ink);color:#D8D2C6;border-radius:var(--r-lg);
  padding:56px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;
  box-shadow:0 30px 70px rgba(18,23,22,.22);
}
.cta-band h2{font-size:32px;line-height:1.3;color:#F7F4EE;margin-bottom:16px;}
.cta-band p{color:#B9B4A8;font-size:16px;margin-bottom:24px;}
.cta-points{display:flex;flex-wrap:wrap;gap:12px;}
.cta-points span{
  font-size:13px;color:#E4C89A;background:rgba(184,138,75,.16);
  padding:6px 14px;border-radius:var(--r-pill);
}
.form-card{background:#F7F4EE;border-radius:var(--r-lg);padding:32px;}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card > p{font-size:14px;color:var(--c-text);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:700;color:var(--c-ink);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-md);
  color:var(--c-ink);outline:none;
  transition:border-color .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out;
}
.field textarea{height:auto;min-height:96px;padding:14px 16px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(30,90,82,.12);
}
.form-note{font-size:12px;color:var(--c-text);margin-top:12px;}
.form-msg{margin-top:14px;font-size:14px;font-weight:700;display:none;}
.form-msg.ok{display:block;color:var(--c-success);}
.form-msg.err{display:block;color:var(--c-warn);}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:#D8D2C6;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:48px;}
.site-footer h3{font-size:16px;color:#F7F4EE;margin-bottom:18px;font-family:var(--font-sans);font-weight:700;letter-spacing:.02em;}
.site-footer a{color:#D8D2C6;display:block;font-size:15px;padding:5px 0;}
.site-footer a:hover{color:var(--c-gold);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-name{color:#F7F4EE;}
.footer-brand .brand-name em{color:var(--c-gold);}
.site-footer p{font-size:15px;color:#A9A79E;line-height:1.8;}
.footer-contact li{display:flex;gap:10px;font-size:15px;color:#A9A79E;padding:6px 0;line-height:1.7;}
.footer-contact i{color:var(--c-gold);margin-top:6px;font-size:14px;}
.footer-bottom{
  border-top:1px solid rgba(222,216,204,.18);
  padding:22px 0 32px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:#8A918D;
}
.footer-bottom a{display:inline;color:#D8D2C6;}
.footer-bottom a:hover{color:var(--c-gold);}

/* ---------- responsive ---------- */
@media screen and (max-width:1279px){
  .hero h1{font-size:clamp(38px,5.4vw,56px);}
}
@media screen and (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .nav-search{display:none;}
  .site-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(340px,84vw);
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(247,244,238,.98);
    backdrop-filter:blur(18px);
    padding:96px 24px 32px;
    box-shadow:-24px 0 60px rgba(18,23,22,.18);
    transform:translateX(102%);
    transition:transform .26s ease-out;
    overflow-y:auto;z-index:70;
  }
  .site-nav.is-open{transform:translateX(0);}
  .site-nav a{font-size:19px;padding:16px 12px;border-radius:var(--r-md);border-bottom:1px solid var(--c-line);}
  .site-nav a::after{display:none;}
  .site-nav a.is-active{color:var(--c-primary);background:var(--c-primary-soft);}
  .nav-inner{height:70px;gap:16px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;padding-top:126px;padding-bottom:72px;min-height:auto;}
  .section{padding:72px 0;}
  .section-head h2{font-size:30px;}
  .masonry{column-count:2;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:48px 0;}
  .section-head h2{font-size:28px;}
  .hero-inner{padding-top:112px;padding-bottom:56px;}
  .hero h1{font-size:32px;line-height:1.2;}
  .hero-sub{font-size:16px;}
  .hero-facts{gap:24px;}
  .hero-facts strong{font-size:24px;}
  .hero-actions .btn{width:100%;}
  .masonry{column-count:1;}
  .steps{grid-template-columns:1fr;}
  .review-card{flex:0 0 82vw;}
  .compare-row > div{padding:16px;}
  .cta-band{padding:32px 24px;}
  .cta-band h2{font-size:24px;}
  .form-card{padding:24px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;}
  .score-card{padding:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category4 */
:root{
  --primary:#1E5A52;
  --primary-dark:#143F39;
  --primary-light:#E6F0ED;
  --accent:#B88A4B;
  --accent-light:#F2E6D2;
  --bg:#F7F4EE;
  --bg-alt:#EFEAE1;
  --ink:#121716;
  --muted:#5C625F;
  --border:#DED8CC;
  --success:#2F7D5C;
  --warn:#B4553C;
  --white:#FFFFFF;
  --r-sm:6px;
  --r-md:12px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-card:0 1px 0 rgba(18,23,22,.04), 0 18px 40px rgba(18,23,22,.08);
  --sh-hover:0 24px 60px rgba(18,23,22,.12);
  --font-serif:"Noto Serif SC","Source Han Serif SC",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","Noto Sans SC",sans-serif;
  --nav-h:78px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font-sans);
  font-size:17px;line-height:1.75;
  color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease-out;}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;color:var(--ink);margin:0;letter-spacing:-.01em;}
p{margin:0 0 18px;}
ul,ol{margin:0 0 18px;padding-left:22px;}
li{margin-bottom:8px;}
button{font-family:inherit;}
::selection{background:var(--primary);color:#fff;}

/* ---------- 容器 ---------- */
.grid-container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px;width:100%;}
@media screen and (max-width:1023px){.grid-container{padding-left:20px;padding-right:20px;}}
@media screen and (max-width:520px){.grid-container{padding-left:16px;padding-right:16px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;background:transparent;cursor:pointer;
  transition:transform .22s ease-out,background .22s ease-out,color .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(30,90,82,.28);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-2px);}
.btn-outline-light{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.08);backdrop-filter:blur(6px);}
.btn-outline-light:hover{background:#fff;color:var(--primary-dark);transform:translateY(-2px);}
.btn-lg{height:54px;padding:0 32px;font-size:16px;}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:90;
  --nav-fg:#F7F4EE;
  --nav-fg-soft:rgba(247,244,238,.74);
  --nav-line:rgba(247,244,238,.26);
  background:rgba(247,244,238,.10);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(247,244,238,.16);
  transition:background .26s ease-out,border-color .26s ease-out,box-shadow .26s ease-out;
}
.site-header.is-scrolled{
  --nav-fg:#121716;
  --nav-fg-soft:#5C625F;
  --nav-line:#DED8CC;
  background:rgba(247,244,238,.94);
  border-bottom-color:var(--border);
  box-shadow:0 8px 28px rgba(18,23,22,.07);
}
.nav-inner{
  display:flex;align-items:center;gap:28px;
  height:var(--nav-h);
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--nav-fg);}
.brand:hover{color:var(--nav-fg);}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--primary);color:#fff;
  font-family:var(--font-serif);font-size:20px;font-weight:700;
  box-shadow:0 8px 18px rgba(30,90,82,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--nav-fg);letter-spacing:.01em;}
.brand-name em{font-style:normal;color:var(--accent);}
.brand-sub{font-family:var(--font-num);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--nav-fg-soft);}
.site-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.site-nav a{
  position:relative;padding:9px 14px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--nav-fg-soft);
  transition:color .2s ease-out,background .2s ease-out;
}
.site-nav a:hover{color:var(--nav-fg);background:rgba(255,255,255,.10);}
.site-header.is-scrolled .site-nav a:hover{background:var(--primary-light);color:var(--primary-dark);}
.site-nav a.is-active{color:var(--nav-fg);font-weight:700;}
.site-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  border-radius:var(--r-pill);border:1px solid var(--nav-line);
  background:rgba(255,255,255,.10);
  color:var(--nav-fg-soft);
  transition:border-color .2s ease-out,background .2s ease-out;
}
.nav-search:focus-within{border-color:var(--accent);background:rgba(255,255,255,.16);}
.nav-search i{font-size:13px;}
.nav-search input{
  width:132px;height:auto;margin:0;padding:0;border:0;background:transparent;
  font-size:13.5px;color:var(--nav-fg);outline:none;box-shadow:none;
}
.nav-search input::placeholder{color:var(--nav-fg-soft);}
.site-header.is-scrolled .nav-search{background:#fff;border-color:var(--border);}
.site-header.is-scrolled .nav-search input{color:var(--ink);}
.site-header.is-scrolled .nav-search input::placeholder{color:var(--muted);}
.site-header.is-scrolled .btn-primary{background:var(--primary);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--nav-line);background:rgba(255,255,255,.10);
  color:var(--nav-fg);font-size:17px;cursor:pointer;
}
.site-header.is-scrolled .nav-toggle{background:#fff;border-color:var(--border);}
.nav-backdrop{
  position:fixed;inset:0;background:rgba(18,23,22,.44);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;
}
.nav-backdrop.is-open{opacity:1;visibility:visible;}

@media screen and (max-width:1180px){
  .nav-search{display:none;}
  .site-nav a{padding:9px 10px;font-size:14px;}
}
@media screen and (max-width:1023px){
  .nav-toggle{display:grid;place-items:center;}
  .site-nav{
    position:fixed;top:0;right:0;bottom:0;
    width:min(330px,86vw);
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    gap:2px;margin:0;padding:96px 24px 32px;
    background:var(--bg);
    box-shadow:-24px 0 60px rgba(18,23,22,.18);
    transform:translateX(102%);
    transition:transform .28s ease-out;
    z-index:85;overflow-y:auto;
  }
  .site-nav.is-open{transform:translateX(0);}
  .site-nav a{
    color:var(--ink);font-size:18px;font-weight:500;
    padding:14px 12px;border-radius:var(--r-md);
  }
  .site-nav a:hover{background:var(--primary-light);color:var(--primary-dark);}
  .site-nav a.is-active{color:var(--primary-dark);background:var(--primary-light);font-weight:700;}
  .site-nav a.is-active::after{display:none;}
  .nav-actions .btn-primary{display:none;}
}
@media screen and (max-width:520px){
  :root{--nav-h:68px;}
  .brand-name{font-size:17px;}
  .brand-sub{display:none;}
}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;background:var(--ink);
  padding:calc(var(--nav-h) + 92px) 0 88px;
  min-height:62vh;display:flex;align-items:flex-end;
}
.page-hero__bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.03);
}
.page-hero__mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,23,22,.80) 0%,rgba(18,23,22,.58) 42%,rgba(18,23,22,.88) 100%);
}
.page-hero__inner{position:relative;z-index:2;max-width:880px;color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 16px;margin-bottom:22px;
  border-radius:var(--r-pill);
  border:1px solid rgba(184,138,75,.55);
  background:rgba(184,138,75,.16);
  color:#F2E6D2;font-size:13px;font-weight:700;letter-spacing:.06em;
}
.eyebrow i{font-size:11px;color:var(--accent);}
.page-hero h1{
  color:#fff;font-size:clamp(32px,4.8vw,56px);line-height:1.16;letter-spacing:-.02em;
  margin-bottom:22px;text-shadow:0 2px 24px rgba(0,0,0,.24);
}
.page-hero__lead{
  color:rgba(255,255,255,.86);font-size:17px;line-height:1.75;
  max-width:720px;margin-bottom:32px;
}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.page-hero__meta{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin:0;padding:0;list-style:none;
  font-size:13.5px;color:rgba(255,255,255,.78);
}
.page-hero__meta li{display:flex;align-items:center;gap:8px;margin:0;}
.page-hero__meta i{color:var(--accent);font-size:12px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--border);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:16px 0;font-size:13.5px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb i{font-size:10px;color:#A9AEA9;}
.crumb .current{color:var(--primary-dark);font-weight:700;}

/* ---------- 数据条 ---------- */
.stat-strip{background:var(--bg);border-bottom:1px solid var(--border);}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:28px;padding:36px 0;
}
.stat-item{border-left:2px solid var(--accent);padding-left:18px;}
.stat-num{
  font-family:var(--font-num);font-size:30px;font-weight:700;color:var(--primary-dark);
  line-height:1.2;letter-spacing:-.02em;
}
.stat-num small{font-size:14px;font-weight:500;color:var(--muted);margin-left:2px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:4px;}
@media screen and (max-width:1023px){
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding:32px 0;}
}
@media screen and (max-width:520px){
  .stat-grid{grid-template-columns:1fr;gap:20px;}
  .stat-num{font-size:26px;}
}

/* ---------- 主体布局：窄栏长文 + 侧栏锚点 ---------- */
.doc-wrap{padding:96px 0 24px;}
.doc-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;
  gap:72px;align-items:start;
}
.doc-body{max-width:780px;min-width:0;}
.doc-section{margin-bottom:72px;scroll-margin-top:112px;}
.doc-section:last-child{margin-bottom:0;}
.sec-index{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-num);font-size:12.5px;font-weight:700;
  letter-spacing:.14em;color:var(--accent);text-transform:uppercase;
  margin-bottom:14px;
}
.sec-index::before{content:"";width:26px;height:1px;background:var(--accent);display:inline-block;}
.doc-section h2{
  font-size:clamp(26px,3vw,34px);line-height:1.28;margin-bottom:20px;
}
.doc-sub{
  font-family:var(--font-sans);font-size:16px;font-weight:700;
  color:var(--primary-dark);margin:32px 0 12px;letter-spacing:0;
}
.doc-text{font-size:17px;line-height:1.8;color:#252B29;}
.doc-text strong{color:var(--primary-dark);font-weight:700;}
.doc-list{list-style:none;padding:0;margin:22px 0 24px;}
.doc-list li{
  position:relative;padding-left:26px;margin-bottom:14px;
  font-size:16px;line-height:1.75;color:#333A38;
}
.doc-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;border-radius:2px;
  background:var(--primary-light);border:1.5px solid var(--primary);
}
.doc-list li b{color:var(--ink);}
.doc-quote{
  margin:30px 0;padding:20px 24px;
  border-left:4px solid var(--accent);
  background:var(--accent-light);border-radius:0 var(--r-md) var(--r-md) 0;
  font-family:var(--font-serif);font-size:17px;line-height:1.75;color:#3B3324;
}
.doc-quote p:last-child{margin-bottom:0;}
.doc-figure{margin:32px 0;}
.doc-figure img{width:100%;border-radius:16px;box-shadow:var(--sh-card);}
.doc-caption{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.7;}

/* 服务清单卡 */
.scope-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;margin:26px 0 8px;
}
.scope-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:22px 22px 20px;transition:transform .24s ease-out,box-shadow .24s ease-out,border-color .24s ease-out;
}
.scope-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#CFC7B6;}
.scope-card i{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:var(--primary-light);color:var(--primary-dark);font-size:15px;margin-bottom:14px;
}
.scope-card h3{font-size:17px;margin-bottom:8px;}
.scope-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0;}

/* 时效行 */
.meter-list{margin:26px 0 8px;border:1px solid var(--border);border-radius:var(--r-lg);background:#fff;overflow:hidden;}
.meter-row{padding:20px 24px;border-bottom:1px solid var(--border);}
.meter-row:last-child{border-bottom:0;}
.meter-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:10px;margin-bottom:12px;}
.pill-level{
  font-family:var(--font-num);font-size:12px;font-weight:700;letter-spacing:.06em;
  padding:3px 10px;border-radius:var(--r-pill);
  background:var(--primary-light);color:var(--primary-dark);
}
.pill-level.p0{background:#F7E3DE;color:var(--warn);}
.meter-head b{font-size:15.5px;color:var(--ink);font-weight:700;}
.meter-head span{margin-left:auto;font-family:var(--font-num);font-size:13.5px;color:var(--muted);}
.meter{height:8px;border-radius:var(--r-pill);background:var(--bg-alt);overflow:hidden;}
.meter i{display:block;height:100%;border-radius:var(--r-pill);background:var(--primary);}
.meter i.alt{background:var(--accent);}
.meter i.soft{background:#8FB8AE;}
.meter-note{font-size:13.5px;color:var(--muted);margin-top:10px;}

/* 时间线 */
.timeline{position:relative;margin:30px 0 8px;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--primary) 0%,var(--border) 100%);
}
.tl-item{position:relative;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:6px;
  width:20px;height:20px;border-radius:50%;
  background:#fff;border:2px solid var(--primary);
}
.tl-item.is-done::before{background:var(--primary);border-color:var(--primary);}
.tl-day{
  font-family:var(--font-num);font-size:12.5px;font-weight:700;
  letter-spacing:.08em;color:var(--accent);margin-bottom:6px;
}
.tl-item h3{font-size:18px;margin-bottom:8px;}
.tl-item p{font-size:15px;color:var(--muted);line-height:1.75;margin:0;}

/* 侧栏 */
.doc-aside{position:sticky;top:calc(var(--nav-h) + 26px);}
.anchor-nav{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:22px 20px;box-shadow:var(--sh-card);margin-bottom:20px;
}
.anchor-nav__title{
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin:0 0 14px;font-family:var(--font-num);
}
.anchor-nav a{
  display:block;position:relative;
  padding:9px 0 9px 16px;font-size:14.5px;color:var(--muted);
  border-radius:var(--r-sm);
  transition:color .2s ease-out,padding .2s ease-out;
}
.anchor-nav a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:2px;background:var(--accent);
  transition:height .22s ease-out;
}
.anchor-nav a:hover{color:var(--primary-dark);}
.anchor-nav a.is-active{color:var(--primary-dark);font-weight:700;padding-left:20px;}
.anchor-nav a.is-active::before{height:18px;}
.aside-cta{
  background:var(--primary-dark);border-radius:var(--r-lg);
  padding:24px 22px;color:#fff;
}
.aside-cta h3{color:#fff;font-size:17px;margin-bottom:10px;}
.aside-cta p{font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.74);margin-bottom:18px;}
.aside-cta .btn-primary{background:var(--accent);color:#231A0C;}
.aside-cta .btn-primary:hover{background:#C99A59;color:#231A0C;box-shadow:0 14px 30px rgba(184,138,75,.35);}
@media screen and (max-width:1023px){
  .doc-wrap{padding:72px 0 16px;}
  .doc-layout{grid-template-columns:minmax(0,1fr);gap:48px;}
  .doc-aside{position:static;}
  .doc-body{max-width:100%;}
  .doc-section{margin-bottom:56px;}
}
@media screen and (max-width:640px){
  .scope-grid{grid-template-columns:1fr;}
  .meter-head span{margin-left:0;width:100%;}
  .doc-list li{font-size:15.5px;}
}

/* ---------- 评价条 ---------- */
.quotes{background:var(--bg-alt);padding:88px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-head h2{font-size:clamp(26px,3.2vw,36px);line-height:1.3;margin-bottom:14px;}
.sec-head p{font-size:16px;color:var(--muted);margin:0;line-height:1.75;}
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.quote-card{
  position:relative;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-lg);padding:26px 24px 24px;
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.quote-card::after{
  content:"”";position:absolute;top:10px;right:22px;
  font-family:var(--font-serif);font-size:56px;line-height:1;
  color:var(--accent-light);
}
.stars{color:var(--accent);font-size:12.5px;letter-spacing:2px;margin-bottom:12px;}
.quote-card p{font-size:15px;line-height:1.75;color:#333A38;margin-bottom:18px;}
.quote-who{display:flex;align-items:center;gap:12px;}
.quote-who img{width:44px;height:44px;border-radius:50%;object-fit:cover;}
.quote-who b{display:block;font-size:14.5px;color:var(--ink);}
.quote-who span{font-size:12.5px;color:var(--muted);}
@media screen and (max-width:1023px){
  .quotes{padding:72px 0;}
  .quote-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media screen and (max-width:640px){
  .quotes{padding:56px 0;}
  .quote-grid{grid-template-columns:1fr;}
}

/* ---------- FAQ ---------- */
.faq-sec{padding:96px 0;background:var(--bg);}
.faq-list{max-width:860px;margin:0 auto;border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item h3{margin:0;}
.faq-q{
  width:100%;display:flex;align-items:center;gap:18px;
  padding:24px 4px 24px 18px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink);
  position:relative;transition:color .2s ease-out;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:26px;border-radius:2px;background:var(--accent);
  transition:transform .24s ease-out;
}
.faq-item.is-open .faq-q::before{transform:translateY(-50%) scaleY(1);}
.faq-q:hover{color:var(--primary-dark);}
.faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-sm);}
.faq-q i{
  margin-left:auto;flex:0 0 auto;font-size:14px;color:var(--accent);
  transition:transform .26s ease-out;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease-out;}
.faq-a__inner{padding:0 4px 26px 18px;font-size:16px;line-height:1.8;color:#3A4140;}
.faq-a__inner p:last-child{margin-bottom:0;}

/* ---------- 相关入口 ---------- */
.related{padding:88px 0;background:var(--bg-alt);border-top:1px solid var(--border);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .24s ease-out,box-shadow .24s ease-out,border-color .24s ease-out;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#CFC7B6;}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--primary-light);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out;}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;margin-bottom:12px;
  border-radius:var(--r-pill);background:var(--primary-light);color:var(--primary-dark);
  font-size:12px;font-weight:700;letter-spacing:.04em;width:fit-content;
}
.rel-body h3{font-size:18px;line-height:1.45;margin-bottom:10px;}
.rel-body p{font-size:14.5px;color:var(--muted);line-height:1.7;margin-bottom:18px;flex:1;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:700;color:var(--accent);
  border-bottom:1px solid rgba(184,138,75,.4);width:fit-content;padding-bottom:2px;
}
.text-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark);}
.text-link i{font-size:11px;transition:transform .2s ease-out;}
.rel-card:hover .text-link i{transform:translateX(4px);}
@media screen and (max-width:1023px){
  .faq-sec{padding:72px 0;}
  .related{padding:72px 0;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media screen and (max-width:640px){
  .faq-sec{padding:56px 0;}
  .related{padding:56px 0;}
  .related-grid{grid-template-columns:1fr;}
  .faq-q{font-size:17px;padding:20px 2px 20px 16px;}
  .faq-a__inner{padding-left:16px;font-size:15.5px;}
}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--ink);color:#D8D2C6;padding:96px 0;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(30,90,82,.55) 0%,rgba(18,23,22,0) 70%);
}
.cta-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:64px;align-items:center;
}
.cta-copy h2{color:#fff;font-size:clamp(28px,3.4vw,40px);line-height:1.25;margin-bottom:18px;}
.cta-copy p{font-size:16px;line-height:1.8;color:rgba(216,210,198,.82);margin-bottom:26px;}
.cta-points{list-style:none;padding:0;margin:0;}
.cta-points li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:rgba(216,210,198,.86);margin-bottom:12px;
}
.cta-points i{color:var(--accent);font-size:13px;margin-top:6px;}
.form-card{
  background:var(--bg);border-radius:var(--r-lg);padding:30px 28px;
  box-shadow:0 30px 70px rgba(0,0,0,.35);
}
.form-card h3{font-size:20px;margin-bottom:8px;}
.form-card > p{font-size:13.5px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{
  display:block;font-size:13.5px;font-weight:700;color:#3A4140;margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 16px;margin:0;
  border:1px solid var(--border);border-radius:var(--r-md);
  background:#fff;color:var(--ink);font-size:15px;font-family:var(--font-sans);
  outline:none;box-shadow:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field textarea{height:auto;min-height:96px;padding:12px 16px;line-height:1.65;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,90,82,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#A9AEA9;}
.form-note{font-size:12.5px;color:var(--muted);margin:14px 0 0;line-height:1.7;}
@media screen and (max-width:1023px){
  .cta-band{padding:72px 0;}
  .cta-grid{grid-template-columns:minmax(0,1fr);gap:44px;}
}
@media screen and (max-width:520px){
  .cta-band{padding:56px 0;}
  .form-card{padding:24px 20px;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#D8D2C6;padding:76px 0 0;font-size:14.5px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:44px;padding-bottom:52px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark{background:var(--primary);}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:#8A918D;}
.site-footer h3{
  color:#fff;font-size:15px;font-family:var(--font-sans);font-weight:700;
  margin-bottom:18px;letter-spacing:.02em;
}
.site-footer p{color:rgba(216,210,198,.74);font-size:14px;line-height:1.8;margin:0;max-width:320px;}
.site-footer a{display:block;color:rgba(216,210,198,.74);padding:6px 0;font-size:14px;transition:color .2s ease-out;}
.site-footer a:hover{color:var(--accent);}
.footer-contact{list-style:none;padding:0;margin:0;}
.footer-contact li{
  display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;
  font-size:13.5px;color:rgba(216,210,198,.74);line-height:1.7;
}
.footer-contact i{color:var(--accent);font-size:13px;margin-top:6px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;align-items:center;
  padding:22px 0;border-top:1px solid rgba(216,210,198,.15);
  font-size:13px;color:rgba(216,210,198,.58);
}
.footer-bottom a{display:inline;color:var(--accent);padding:0;}
.footer-bottom a:hover{color:#DDB47A;}
@media screen and (max-width:1023px){
  .site-footer{padding-top:60px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
}
@media screen and (max-width:560px){
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:36px;}
  .site-footer p{max-width:100%;}
}

/* 滚动动效 */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}