/* roulang page: index */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F08;
  --ink:#0E3B34;
  --ink-soft:#1F6E5E;
  --lime:#C8F04B;
  --sand:#FAF7F2;
  --sand-2:#F2ECE3;
  --line:#E6DFD4;
  --text:#2B2B2B;
  --muted:#6B6B6B;
  --white:#FFFFFF;
  --radius:24px;
  --radius-lg:28px;
  --shadow-1:0 4px 16px rgba(14,59,52,.06);
  --shadow-2:0 12px 32px rgba(14,59,52,.12);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px;}
.shell{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,52,.08);}
.nav-inner{display:flex;align-items:center;gap:16px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:9px;font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--ink);flex:none;}
.logo-mark{width:12px;height:12px;border-radius:3px;background:var(--lime);transform:skewX(-14deg);display:inline-block;}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;min-width:0;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 11px;
  font-size:15px;font-weight:600;color:var(--ink);border-radius:10px;
  transition:color .18s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:7px;width:0;height:3px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%);transition:width .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{width:60%;}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{width:60%;}
.nav-tools{display:flex;align-items:center;gap:10px;flex:none;}

.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;
  border-radius:999px;border:1px solid rgba(14,59,52,.18);background:#fff;
  font-size:14px;font-weight:600;color:var(--ink);cursor:pointer;transition:.18s ease;
}
.mega-trigger:hover{border-color:var(--ink);background:rgba(14,59,52,.05);}
.mega-trigger .caret{transition:transform .18s ease;font-size:11px;}
.mega:hover .mega-trigger .caret,.mega:focus-within .mega-trigger .caret{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:620px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-2);padding:20px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:18px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-list{display:grid;gap:4px;}
.mega-list a{
  display:grid;grid-template-columns:10px 1fr;gap:10px;align-items:start;
  padding:9px 10px;border-radius:12px;transition:.16s ease;
}
.mega-list a:hover{background:var(--sand-2);}
.mega-dot{width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:9px;}
.mega-list strong{display:block;font-size:14.5px;font-weight:600;color:var(--ink);}
.mega-list em{display:block;font-size:12px;font-style:normal;color:var(--muted);line-height:1.6;}
.mega-card{
  position:relative;border-radius:16px;overflow:hidden;min-height:170px;
  display:flex;align-items:flex-end;color:#fff;
}
.mega-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.mega-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,59,52,0) 25%,rgba(14,59,52,.86) 100%);}
.mega-card span{position:relative;z-index:2;padding:16px;font-size:14.5px;font-weight:600;}
.mega-foot{grid-column:1 / -1;border-top:1px solid var(--line);padding-top:12px;display:grid;gap:8px;}
.mega-foot a{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--ink);padding:5px 4px;border-radius:8px;transition:.16s;}
.mega-foot a:hover{background:var(--sand-2);color:var(--brand);}
.mega-foot time{color:var(--muted);font-size:12.5px;flex:none;}

.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:#fff;display:none;flex-direction:column;
  padding:16px 20px 28px;overflow-y:auto;
}
.drawer.open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:52px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  font-size:20px;line-height:1;color:var(--ink);cursor:pointer;
}
.drawer-nav{margin-top:16px;display:grid;}
.drawer-nav a{
  font-size:18px;font-weight:600;color:var(--ink);padding:16px 0;border-bottom:1px solid var(--line);
}
.drawer-label{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;margin:22px 0 10px;}
.drawer-cats{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.drawer-cats a{
  font-size:14.5px;font-weight:600;color:var(--ink);padding:13px 12px;
  border:1px solid var(--line);border-radius:12px;background:var(--sand);
}
.drawer .btn{margin-top:24px;}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:600;cursor:pointer;transition:.18s ease;text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
  color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.26);
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.03);box-shadow:0 12px 28px rgba(255,90,31,.32);}
.btn-primary:active{transform:none;box-shadow:inset 0 3px 10px rgba(0,0,0,.18);}
.btn-ghost{background:#fff;border-color:rgba(14,59,52,.2);color:var(--ink);}
.btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
.btn-ghost .arrow{transition:transform .18s ease;}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-light{background:#fff;color:var(--ink);border-color:#fff;}
.btn-light:hover{background:var(--lime);border-color:var(--lime);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-outline-light:hover{border-color:var(--lime);color:var(--lime);}
.btn-sm{height:44px;padding:0 20px;font-size:15px;}
.btn-block{width:100%;}

.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
  background:var(--lime);color:var(--ink);font-size:12.5px;font-weight:700;letter-spacing:.01em;
}
.badge-soft{background:#fff;border:1px solid var(--line);color:var(--ink-soft);font-weight:600;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;
  color:var(--ink-soft);transition:.18s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink);}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- 板块骨架 ---------- */
.section{padding:80px 0;}
.section--alt{background:var(--sand-2);}
.section--white{background:#fff;}
.section--ink{background:var(--ink);color:#fff;}
.section-head{max-width:740px;margin-bottom:40px;}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--brand);text-transform:uppercase;}
.section-title{
  font-size:clamp(26px,3vw,38px);font-weight:700;line-height:1.24;
  color:var(--ink);letter-spacing:-.01em;margin:10px 0 12px;
}
.section--ink .section-title{color:#fff;}
.section-desc{font-size:15.5px;color:var(--muted);}
.section--ink .section-desc{color:rgba(255,255,255,.72);}
.section-head--row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;max-width:none;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink);
  border-bottom:2px solid var(--lime);padding-bottom:2px;transition:.18s ease;white-space:nowrap;
}
.link-more:hover{color:var(--brand);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--sand);padding:64px 0 76px;}
.hero::before{
  content:"";position:absolute;right:-140px;top:-160px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.16) 0%,rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,75,.22) 0%,rgba(200,240,75,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.hero h1{
  font-size:clamp(34px,4.3vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.01em;
  color:var(--ink);margin:18px 0 0;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:54ch;margin-top:18px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:38px;gap:0;}
.hero-stat{padding:2px 26px;border-left:1px solid var(--line);}
.hero-stat:first-child{padding-left:0;border-left:none;}
.hero-stat b{
  display:block;font-size:38px;font-weight:800;color:var(--ink);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.hero-stat span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}
.hero-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);
  background:var(--sand-2);aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-float{
  position:absolute;left:16px;right:16px;bottom:16px;background:#fff;border-radius:16px;
  padding:12px 14px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-2);
}
.hero-float img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex:none;}
.hero-float .hf-title{font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.4;}
.hero-float .hf-time{font-size:12.5px;color:var(--muted);margin-top:4px;}

/* ---------- 信任条 ---------- */
.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;}
.trust-title{text-align:center;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:14px;}
.logo-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 42px;}
.logo-wall span{font-size:16px;font-weight:600;color:rgba(14,59,52,.34);transition:.2s ease;}
.logo-wall span:hover{color:var(--ink);}

/* ---------- 卖点三连 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.feature-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow-1);transition:.2s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.feature-card--dark{background:var(--ink);border-color:var(--ink);color:#fff;margin-top:-12px;box-shadow:0 16px 34px rgba(14,59,52,.18);}
.feature-num{
  position:absolute;top:12px;right:20px;font-size:64px;font-weight:800;line-height:1;
  color:rgba(14,59,52,.08);font-variant-numeric:tabular-nums;
}
.feature-card--dark .feature-num{color:rgba(200,240,75,.18);}
.feature-icon{
  width:48px;height:48px;border-radius:14px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:20px;
}
.feature-card h3{font-size:22px;font-weight:600;color:var(--ink);margin-bottom:10px;}
.feature-card--dark h3{color:#fff;}
.feature-card p{font-size:15px;color:var(--muted);margin-bottom:18px;}
.feature-card--dark p{color:rgba(255,255,255,.74);}
.feature-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink);
  border-bottom:2px solid var(--lime);padding-bottom:2px;transition:.18s ease;
}
.feature-link:hover{color:var(--brand);}
.feature-card--dark .feature-link{color:#fff;}
.feature-card--dark .feature-link:hover{color:var(--lime);}

/* ---------- 场景演示 ---------- */
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.scene-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);aspect-ratio:5/4;background:var(--sand-2);}
.scene-figure img{width:100%;height:100%;object-fit:cover;}
.scene-badge{
  position:absolute;right:16px;bottom:16px;background:var(--lime);color:var(--ink);
  border-radius:999px;padding:8px 14px;font-size:12.5px;font-weight:700;box-shadow:var(--shadow-1);
}
.scene-list{display:grid;gap:0;}
.scene-item{padding:18px 0;border-bottom:1px dashed var(--line);}
.scene-item:first-child{padding-top:0;}
.scene-item:last-child{border-bottom:none;padding-bottom:0;}
.scene-item .no{font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.08em;}
.scene-item h3{font-size:20px;font-weight:600;color:var(--ink);margin:6px 0 6px;}
.scene-item p{font-size:15px;color:var(--muted);}
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:34px;}
.flow-step{display:flex;align-items:center;gap:10px;flex:1 1 150px;min-width:0;font-size:14px;font-weight:600;color:var(--ink);}
.flow-dot{width:14px;height:14px;border-radius:50%;border:2px solid var(--ink-soft);background:#fff;flex:none;}
.flow-step.is-active .flow-dot{background:var(--brand);border-color:var(--brand);}
.flow-step:not(:last-child)::after{content:"";flex:1;height:1px;background:var(--line);min-width:18px;}

/* ---------- 社会认同 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);margin-top:8px;}
.stat{padding:26px 20px;border-left:1px solid var(--line);}
.stat:first-child{border-left:none;padding-left:0;}
.stat b{display:block;font-size:44px;font-weight:800;line-height:1.1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.stat span{display:block;font-size:13.5px;color:var(--muted);margin-top:6px;}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px;}
.quote-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:24px;box-shadow:var(--shadow-1);transition:.2s ease;
}
.quote-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.quote-card::before{
  content:"“";position:absolute;top:2px;left:18px;font-family:Georgia,serif;font-size:52px;
  line-height:1;color:rgba(200,240,75,.85);
}
.quote-card p{font-size:15.5px;color:var(--text);line-height:1.8;margin:26px 0 18px;}
.quote-meta{display:flex;align-items:center;gap:10px;}
.avatar{
  width:40px;height:40px;border-radius:50%;background:var(--sand-2);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;flex:none;
}
.quote-meta strong{display:block;font-size:14px;color:var(--ink);}
.quote-meta em{display:block;font-size:12.5px;font-style:normal;color:var(--muted);}

/* ---------- 资讯列表 ---------- */
.news-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);transition:.2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.news-card--lead{grid-column:span 2;flex-direction:row;min-height:272px;}
.news-thumb{position:relative;overflow:hidden;background:var(--sand-2);aspect-ratio:16/9;flex:none;}
.news-card--lead .news-thumb{width:46%;aspect-ratio:auto;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-badge{
  position:absolute;top:12px;left:12px;background:var(--lime);color:var(--ink);
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;
}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;min-width:0;}
.news-title{
  font-size:18px;font-weight:600;line-height:1.45;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s;
}
.news-card--lead .news-title{font-size:22px;-webkit-line-clamp:3;}
.news-card:hover .news-title{color:var(--brand);}
.news-excerpt{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.news-meta .go{font-weight:600;color:var(--ink);}
.news-card:hover .news-meta .go{color:var(--brand);}
.empty-state{
  min-height:240px;border:1px dashed var(--line);border-radius:var(--radius);background:rgba(255,255,255,.6);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:32px;text-align:center;margin-top:32px;
}
.empty-dot{width:46px;height:46px;border-radius:14px;background:var(--sand-2);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-soft);font-size:20px;}
.empty-state p{font-size:15px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:880px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 20px;transition:.18s ease;
}
.faq-item[open]{border-color:rgba(255,90,31,.42);box-shadow:var(--shadow-1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  width:26px;height:26px;flex:none;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:15px;color:var(--ink-soft);
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--lime);border-color:var(--lime);color:var(--ink);}
.faq-answer{
  position:relative;padding:0 0 18px 14px;font-size:15px;line-height:1.8;color:var(--muted);
}
.faq-answer::before{
  content:"";position:absolute;left:0;top:6px;bottom:22px;width:3px;border-radius:2px;background:var(--lime);
}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--ink);border-radius:var(--radius-lg);padding:48px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,75,.22) 0%,rgba(200,240,75,0) 70%);
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;line-height:1.3;margin:14px 0 12px;color:#fff;}
.cta-copy p{font-size:15.5px;color:rgba(255,255,255,.76);}
.cta-points{display:grid;gap:12px;margin-top:24px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.86);}
.cta-points li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:9px;flex:none;}
.cta-form{position:relative;z-index:2;background:#fff;border-radius:var(--radius);padding:28px;color:var(--text);box-shadow:var(--shadow-2);}
.cta-form h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.cta-form .form-hint{font-size:13px;color:var(--muted);margin-bottom:18px;}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;height:48px;border:1px solid var(--line);border-radius:12px;padding:0 14px;
  font-size:15px;background:#fff;color:var(--text);transition:.18s ease;
}
.form-field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.6;}
.form-field input::placeholder,.form-field textarea::placeholder{color:#9C9C9C;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.14);
}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px;text-align:center;}
.form-success{
  display:none;margin-top:14px;background:rgba(200,240,75,.28);border:1px solid var(--lime);
  color:var(--ink);border-radius:12px;padding:12px 14px;font-size:14px;font-weight:600;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:#fff;padding:64px 0 0;border-top:1px solid rgba(200,240,75,.22);
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.site-footer .logo{color:#fff;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.72);line-height:1.8;margin-top:14px;max-width:34ch;}
.footer-contact{margin-top:16px;display:grid;gap:6px;font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-contact a:hover{color:var(--lime);}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px;}
.footer-links a{display:block;font-size:14px;color:rgba(255,255,255,.8);padding:6px 0;transition:.16s ease;}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 悬浮转化条 ---------- */
.desk-bar{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:70;
  width:min(720px,calc(100% - 48px));background:#fff;border:1px solid var(--line);border-radius:999px;
  box-shadow:0 16px 40px rgba(14,59,52,.16);padding:10px 12px 10px 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.desk-bar p{font-size:14.5px;font-weight:600;color:var(--ink);}
.desk-bar p span{color:var(--brand);}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:#fff;
  border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(14,59,52,.12);
  padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;
}
.mobile-bar p{font-size:14px;font-weight:600;color:var(--ink);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links,.mega,.desk-bar{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:48px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-figure{aspect-ratio:16/10;}
  .feature-grid{grid-template-columns:1fr;gap:20px;}
  .feature-card--dark{margin-top:0;}
  .scene-grid{grid-template-columns:1fr;gap:32px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat{padding:22px 18px;}
  .stat:nth-child(2n+1){border-left:none;padding-left:0;}
  .quote-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .news-card--lead{grid-column:span 2;}
  .cta-block{grid-template-columns:1fr;padding:36px;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .mobile-bar{display:flex;}
  body{padding-bottom:72px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section-head--row{flex-direction:column;align-items:flex-start;}
  .news-grid{grid-template-columns:1fr;}
  .news-card--lead{grid-column:span 1;flex-direction:column;min-height:0;}
  .news-card--lead .news-thumb{width:100%;aspect-ratio:16/9;}
  .news-card--lead .news-title{font-size:19px;-webkit-line-clamp:2;}
  .hero-stats{margin-top:30px;}
  .hero-stat{padding:2px 18px;}
  .hero-stat b{font-size:30px;}
  .flow{gap:10px;}
  .flow-step{flex:1 1 100%;}
  .flow-step::after{display:none;}
  .cta-block{padding:26px;}
  .cta-form{padding:22px;}
  .site-footer{padding:48px 0 0;}
  .footer-bottom{margin-top:32px;}
}
@media (max-width:560px){
  .shell{padding:0 20px;}
  .nav-inner{height:64px;}
  .logo{font-size:18px;}
  .hero h1{font-size:clamp(30px,8vw,36px);}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{width:100%;}
  .hero-stat{padding:2px 14px;}
  .hero-stat b{font-size:26px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .news-tools{gap:8px;}
  .chip{height:34px;padding:0 14px;font-size:13.5px;}
  .faq-item summary{font-size:16px;}
  .drawer-cats{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .feature-card:hover,.news-card:hover,.quote-card:hover,.btn-primary:hover{transform:none;}
}

/* roulang page: article */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F08;
  --ink:#0E3B34;
  --ink-soft:#1F6E5E;
  --lime:#C8F04B;
  --sand:#FAF7F2;
  --sand-2:#F2ECE3;
  --line:#E6DFD4;
  --text:#2B2B2B;
  --muted:#6B6B6B;
  --radius:24px;
  --radius-sm:14px;
  --shadow-1:0 4px 16px rgba(14,59,52,.06);
  --shadow-2:0 12px 32px rgba(14,59,52,.12);
  --grad:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--sand);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px;}

.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px;}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  white-space:nowrap;
}
.logo-mark{
  width:12px;height:12px;background:var(--lime);
  border-radius:3px;transform:skewX(-12deg);
  box-shadow:0 0 0 3px rgba(200,240,75,.25);
}
.nav-links{display:flex;align-items:center;gap:26px;flex:1;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--ink);
  padding:6px 0;transition:color .18s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:60%;height:3px;
  background:var(--lime);border-radius:999px;
  transform:translateX(-50%) scaleX(0);transform-origin:center;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}
.nav-link.is-active{color:var(--brand);}

.mega{position:relative;margin-left:auto;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;
  background:#fff;border:1px solid rgba(14,59,52,.18);border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.mega-trigger:hover{background:rgba(14,59,52,.05);border-color:var(--ink);}
.mega-trigger .caret{font-size:11px;color:var(--ink-soft);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:620px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-2);padding:20px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-body{display:grid;grid-template-columns:1fr 200px;gap:18px;}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:4px;}
.mega-links a{
  display:flex;gap:10px;align-items:flex-start;padding:10px;border-radius:12px;
  transition:background .16s ease,transform .16s ease;
}
.mega-links a:hover{background:var(--sand-2);transform:translateX(2px);}
.mega-links .dot{
  width:9px;height:9px;border-radius:2px;background:var(--lime);
  margin-top:9px;flex:0 0 9px;
}
.mega-links strong{display:block;font-size:14px;font-weight:600;color:var(--ink);}
.mega-links em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5;}
.mega-cover{
  position:relative;display:block;border-radius:16px;overflow:hidden;
  min-height:120px;
}
.mega-cover img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.mega-cover span{
  position:absolute;left:0;right:0;bottom:0;padding:10px 12px;
  font-size:13px;font-weight:600;color:#fff;
  background:linear-gradient(180deg,rgba(14,59,52,0) 0%,rgba(14,59,52,.88) 100%);
}
.mega-latest{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);}
.mega-latest-title{font-size:12px;font-weight:700;color:var(--ink-soft);letter-spacing:.08em;margin-bottom:8px;}
.mega-latest a{
  display:flex;gap:10px;align-items:baseline;padding:6px 0;
  font-size:14px;color:var(--text);transition:color .16s ease;
}
.mega-latest a:hover{color:var(--brand);}
.mega-latest .d{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;flex:0 0 44px;}

.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;
  margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;display:flex;flex-direction:column;
  padding:16px 20px 20px;overflow-y:auto;
}
.drawer[hidden]{display:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:52px;}
.drawer-close{
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;
  font-size:22px;line-height:1;color:var(--ink);cursor:pointer;
}
.drawer-nav{margin-top:16px;display:flex;flex-direction:column;}
.drawer-nav a{
  font-size:17px;font-weight:600;color:var(--ink);padding:14px 0;
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-cta{margin-top:auto;width:100%;justify-content:center;}

/* ---------- 按钮与徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.24);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(255,90,31,.32);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
.btn-ghost{background:#fff;border-color:rgba(14,59,52,.2);color:var(--ink);}
.btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
.btn-ghost .arrow{transition:transform .18s ease;}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.4);color:#fff;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.8);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:12px;}
.btn-lg{height:52px;padding:0 28px;border-radius:999px;font-size:16px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:var(--lime);color:var(--ink);
}
.badge-soft{background:rgba(14,59,52,.07);color:var(--ink-soft);font-weight:600;}

.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:13px;font-weight:600;color:var(--ink-soft);
  transition:all .18s ease;
}
.chip:hover{border-color:var(--ink);color:var(--ink);}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:var(--sand);border-bottom:1px solid var(--line);
  padding:28px 0 40px;
}
.article-hero::before{
  content:"";position:absolute;right:-160px;top:-180px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(255,90,31,.16) 0%,rgba(255,90,31,0) 70%);
  pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;left:0;bottom:0;right:0;height:1px;
  background:repeating-linear-gradient(90deg,rgba(14,59,52,.10) 0 8px,transparent 8px 18px);
  opacity:.5;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:18px;
}
.breadcrumb a{color:var(--muted);transition:color .16s ease;}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(107,107,107,.45);}
.breadcrumb .cur{color:var(--ink);font-weight:600;}

.article-title{
  position:relative;z-index:1;
  font-size:38px;line-height:1.22;font-weight:800;letter-spacing:-.01em;color:var(--ink);
  max-width:900px;
}
.meta-row{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:20px;font-size:13px;color:var(--muted);
}
.meta-row .divider{width:1px;height:12px;background:rgba(107,107,107,.3);}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;position:relative;z-index:1;}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:44px;
  padding:48px 0 72px;align-items:start;
}
.main-col{min-width:0;max-width:760px;}
.article-cover{
  border-radius:20px;overflow:hidden;margin-bottom:32px;
  border:1px solid var(--line);background:var(--sand-2);
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

.prose-cn{font-size:16px;line-height:1.9;color:#2B2B2B;}
.prose-cn > * + *{margin-top:1.2em;}
.prose-cn p{margin:0;}
.prose-cn h2{
  position:relative;font-size:26px;line-height:1.35;font-weight:700;color:var(--ink);
  margin:2em 0 .8em;padding-left:16px;
}
.prose-cn h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:2px;background:var(--lime);
}
.prose-cn h3{font-size:20px;font-weight:600;color:var(--ink);margin:1.6em 0 .6em;}
.prose-cn a{color:var(--ink-soft);border-bottom:2px solid var(--lime);transition:color .16s ease;}
.prose-cn a:hover{color:var(--brand);}
.prose-cn strong{color:var(--ink);font-weight:700;}
.prose-cn img{border-radius:16px;margin:1.6em auto;max-width:100%;height:auto;}
.prose-cn blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--sand-2);
  border-left:4px solid var(--brand);border-radius:0 14px 14px 0;color:#3a3a3a;
}
.prose-cn ul,.prose-cn ol{margin:1em 0;padding-left:6px;}
.prose-cn ul li,.prose-cn ol li{position:relative;padding-left:22px;margin:.5em 0;line-height:1.8;}
.prose-cn ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;
  border-radius:2px;background:var(--lime);
}
.prose-cn ol{counter-reset:cnlist;}
.prose-cn ol li::before{
  counter-increment:cnlist;content:counter(cnlist);
  position:absolute;left:0;top:.55em;width:16px;height:16px;border-radius:5px;
  background:var(--ink);color:#fff;font-size:11px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.prose-cn table{width:100%;border-collapse:collapse;font-size:15px;margin:1.6em 0;display:block;overflow-x:auto;}
.prose-cn th,.prose-cn td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.prose-cn th{background:var(--sand-2);color:var(--ink);font-weight:700;}
.prose-cn figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.prose-cn hr{border:none;border-top:1px dashed var(--line);margin:2em 0;}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;
  box-shadow:var(--shadow-1);
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--ink);margin-bottom:12px;
}
.side-title::before{content:"";width:10px;height:10px;border-radius:3px;background:var(--lime);}
.rel-item{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);
  transition:transform .16s ease;
}
.rel-item:last-child{border-bottom:none;padding-bottom:0;}
.rel-item:hover{transform:translateX(2px);}
.rel-item img{width:64px;height:64px;border-radius:12px;object-fit:cover;flex:0 0 64px;background:var(--sand-2);}
.rel-item .t{font-size:14px;font-weight:600;color:var(--ink);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-item:hover .t{color:var(--brand);}
.rel-item .d{font-size:12px;color:var(--muted);margin-top:4px;font-variant-numeric:tabular-nums;}
.side-note{font-size:13px;color:var(--muted);line-height:1.8;margin-top:6px;}
.side-cta{
  background:var(--ink);color:#fff;border-radius:20px;padding:22px;
  border:1px solid rgba(255,255,255,.08);
}
.side-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.78);}
.side-cta .big{font-size:19px;font-weight:700;color:#fff;margin-bottom:8px;line-height:1.5;}
.side-cta .btn{margin-top:14px;width:100%;}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);background:#fff;
  padding:56px 28px;text-align:center;
}
.empty-state .empty-title{font-size:22px;font-weight:700;color:var(--ink);}
.empty-state .empty-desc{font-size:15px;color:var(--muted);margin:12px auto 22px;max-width:460px;}

/* ---------- 翻页 ---------- */
.page-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:44px;}
.page-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
  transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.page-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-2);}
.page-card .k{font-size:12px;font-weight:700;color:var(--ink-soft);letter-spacing:.06em;}
.page-card .v{
  display:block;margin-top:8px;font-size:15px;font-weight:600;color:var(--ink);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.page-card:hover .v{color:var(--brand);}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section-sand2{background:var(--sand-2);}
.section-ink{background:var(--ink);color:#fff;}
.section-head{max-width:720px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-soft);
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--lime);}
.section-title{font-size:34px;line-height:1.25;font-weight:700;color:var(--ink);margin-top:12px;letter-spacing:-.01em;}
.section-sub{font-size:15px;color:var(--muted);margin-top:12px;max-width:640px;}

/* ---------- 相关推荐卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,31,.35);}
.post-thumb{position:relative;overflow:hidden;background:var(--sand-2);}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-thumb .badge{position:absolute;left:12px;top:12px;}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.post-title{
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .18s ease;
}
.post-card:hover .post-title{color:var(--brand);}
.post-desc{
  font-size:14px;color:var(--muted);line-height:1.75;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.post-foot .go{font-weight:600;color:var(--ink-soft);transition:transform .18s ease,color .18s ease;}
.post-card:hover .post-foot .go{color:var(--brand);transform:translateX(3px);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 20px;transition:border-color .18s ease,box-shadow .18s ease;
  position:relative;
}
.faq-item[open]{border-color:rgba(255,90,31,.4);box-shadow:var(--shadow-1);}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--lime);border-radius:0 3px 3px 0;
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{
  flex:0 0 22px;width:22px;height:22px;position:relative;
  transition:transform .2s ease;
}
.faq-item summary .plus::before,.faq-item summary .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink-soft);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-item summary .plus::before{width:14px;height:2px;}
.faq-item summary .plus::after{width:2px;height:14px;}
.faq-item[open] summary .plus{transform:rotate(45deg);}
.faq-answer{font-size:15px;line-height:1.8;color:var(--muted);margin-top:12px;}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--ink);border-radius:28px;padding:48px;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;
  background:radial-gradient(circle,rgba(200,240,75,.18) 0%,rgba(200,240,75,0) 70%);
}
.cta-block .cta-title{font-size:30px;line-height:1.3;font-weight:700;color:#fff;letter-spacing:-.01em;}
.cta-block .cta-desc{font-size:15px;line-height:1.8;color:rgba(255,255,255,.76);margin-top:12px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:56px 0 28px;margin-top:0;}
.site-footer::before{content:"";display:block;height:1px;background:rgba(200,240,75,.2);margin-bottom:44px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.site-footer .logo{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-top:14px;max-width:340px;}
.footer-contact{margin-top:16px;display:flex;flex-direction:column;gap:6px;font-size:13px;color:rgba(255,255,255,.62);}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.8);
  transition:color .16s ease,transform .16s ease;width:fit-content;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 移动端底部条 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 18px rgba(14,59,52,.1);
  height:60px;align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px;
}
.mobile-bar span{font-size:14px;font-weight:600;color:var(--ink);}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-links{gap:18px;}
  .mega-panel{width:560px;}
  .article-layout{grid-template-columns:1fr;gap:36px;}
  .main-col{max-width:none;}
  .sidebar{position:static;}
  .sidebar{gap:16px;}
}
@media (max-width:1023px){
  .nav-links,.mega{display:none;}
  .nav-toggle{display:inline-flex;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-block{grid-template-columns:1fr;padding:36px;}
}
@media (max-width:767px){
  .shell{padding:0 20px;}
  .article-hero{padding:20px 0 30px;}
  .article-title{font-size:28px;}
  .article-layout{padding:32px 0 56px;}
  .section{padding:52px 0;}
  .section-title{font-size:26px;}
  .cta-block .cta-title{font-size:24px;}
  .page-nav{grid-template-columns:1fr;}
  .mobile-bar{display:flex;}
  body{padding-bottom:72px;}
  .footer-bottom{font-size:12px;}
}
@media (max-width:560px){
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .article-title{font-size:25px;}
  .meta-row{gap:8px;font-size:12px;}
  .faq-item summary{font-size:16px;}
  .cta-block{padding:28px;border-radius:22px;}
  .prose-cn{font-size:15px;}
  .prose-cn h2{font-size:22px;}
  .btn-lg{height:48px;padding:0 22px;font-size:15px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category1 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F08;
  --ink:#0E3B34;
  --ink-soft:#1F6E5E;
  --lime:#C8F04B;
  --sand:#FAF7F2;
  --sand-2:#F2ECE3;
  --line:#E6DFD4;
  --text:#2B2B2B;
  --muted:#6B6B6B;
  --r-lg:28px;
  --r-md:24px;
  --r-sm:16px;
  --r-xs:12px;
  --sh-1:0 4px 16px rgba(14,59,52,.06);
  --sh-2:0 12px 32px rgba(14,59,52,.12);
  --grad:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
.page-body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  background:var(--sand);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;border:none;background:none;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{color:var(--ink);}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:8px;}
.shell{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:80px 0;}
.section-alt{background:var(--sand-2);}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.logo{
  display:inline-flex;align-items:center;gap:8px;
  font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.01em;
  white-space:nowrap;
}
.logo-mark{
  width:12px;height:12px;border-radius:3px;background:var(--lime);
  transform:skewX(-14deg);display:inline-block;
}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto;}
.nav-link{
  position:relative;padding:10px 2px;font-size:15px;font-weight:600;color:var(--ink);
  transition:color .15s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:0;width:60%;height:3px;border-radius:2px;
  background:var(--lime);transform:translateX(-50%) scaleX(0);transform-origin:center;
  transition:transform .15s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.nav-mega{position:relative;margin-left:6px;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 16px;
  border-radius:999px;border:1px solid rgba(14,59,52,.2);
  font-size:14px;font-weight:600;color:var(--ink);background:#fff;
  transition:all .15s ease;
}
.mega-trigger:hover{border-color:var(--ink);background:rgba(14,59,52,.05);}
.mega-trigger svg{transition:transform .18s ease;}
.nav-mega:hover .mega-trigger svg,.nav-mega.is-open .mega-trigger svg{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:620px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--sh-2);padding:20px;
  display:grid;grid-template-columns:1fr 176px;gap:18px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel,.nav-mega.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-title{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--ink-soft);margin-bottom:10px;}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:4px 14px;}
.mega-links a{display:flex;gap:8px;align-items:flex-start;padding:7px 8px;border-radius:10px;transition:background .15s ease;}
.mega-links a:hover{background:var(--sand-2);}
.mega-links .dot{width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:8px;flex:0 0 auto;}
.mega-links b{display:block;font-size:14px;font-weight:600;color:var(--ink);}
.mega-links em{display:block;font-size:12px;color:var(--muted);font-style:normal;}
.mega-latest{margin-top:14px;border-top:1px solid var(--line);padding-top:12px;display:grid;gap:6px;}
.mega-latest a{display:flex;gap:10px;align-items:baseline;font-size:13px;color:var(--ink);transition:color .15s ease;}
.mega-latest a:hover{color:var(--brand);}
.mega-latest .date{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;flex:0 0 auto;}
.mega-card{position:relative;display:block;border-radius:16px;overflow:hidden;}
.mega-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .2s ease;}
.mega-card span{
  position:absolute;left:0;right:0;bottom:0;padding:22px 12px 10px;
  background:linear-gradient(180deg,rgba(14,59,52,0) 0%,rgba(14,59,52,.82) 100%);
  color:#fff;font-size:13px;font-weight:600;
}
.mega-card:hover img{transform:scale(1.04);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:4px;margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;
  display:flex;flex-direction:column;padding:18px 20px 24px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
  overflow-y:auto;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line);}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  font-size:22px;line-height:1;color:var(--ink);background:#fff;
}
.drawer-nav{padding:8px 0 20px;}
.drawer-nav a{
  display:block;padding:16px 0;font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand);}
.drawer-foot{margin-top:auto;padding-top:20px;}
.drawer-foot .btn{width:100%;}

/* ---------- common ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:14px;border:1px solid transparent;
  font-size:15px;font-weight:600;transition:all .18s ease;white-space:nowrap;
}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.24);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.32);filter:brightness(1.03);}
.btn-primary:active{transform:none;box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
.btn-ghost{background:#fff;border-color:rgba(14,59,52,.2);color:var(--ink);}
.btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
.btn-ghost .arrow{transition:transform .18s ease;}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn-outline-light{border-color:rgba(255,255,255,.4);color:#fff;background:transparent;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:var(--lime);color:var(--lime);}
.btn-lime{background:var(--lime);color:var(--ink);}
.btn-lime:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(200,240,75,.3);}
.badge-data{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;background:var(--lime);color:var(--ink);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-soft{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;
  background:rgba(14,59,52,.07);color:var(--ink-soft);font-size:12px;font-weight:600;
}
.chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;background:rgba(14,59,52,.06);color:var(--ink-soft);white-space:nowrap;
}
.eyebrow{
  font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--ink-soft);margin-bottom:12px;
}
.section-head h2{font-size:38px;font-weight:700;line-height:1.2;letter-spacing:-.01em;}
.section-desc{margin-top:14px;font-size:16px;color:var(--muted);max-width:720px;}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding-top:22px;font-size:13px;color:var(--muted);
}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:rgba(107,107,107,.4);}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:44px 0 76px;}
.hero::before{
  content:"";position:absolute;top:-180px;right:-140px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.14) 0%,rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(14,59,52,.055) 0 1px,transparent 1px 26px);
  opacity:.55;
}
.hero-grid{
  position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;
  gap:56px;align-items:center;
}
.hero h1{
  font-size:clamp(34px,4.6vw,58px);font-weight:800;line-height:1.14;letter-spacing:-.01em;
  margin-top:18px;
}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:#4A4A4A;max-width:540px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:38px;}
.hero-stat{padding:0 26px;border-left:1px solid var(--line);}
.hero-stat:first-child{padding-left:0;border-left:0;}
.hero-stat b{
  display:block;font-size:34px;font-weight:800;color:var(--ink);line-height:1.15;
  font-variant-numeric:tabular-nums;
}
.hero-stat span{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
.hero-visual{position:relative;}
.hero-visual > img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-2);
}
.hero-visual::before{
  content:"";position:absolute;top:-14px;right:-14px;width:96px;height:96px;
  background:rgba(200,240,75,.22);border-radius:18px;transform:skewX(-10deg);z-index:-1;
}
.hero-float-card{
  position:absolute;left:16px;bottom:-18px;max-width:320px;
  display:flex;align-items:center;gap:12px;padding:12px 16px 12px 12px;
  background:#fff;border-radius:16px;box-shadow:var(--sh-2);border:1px solid var(--line);
}
.hero-float-card img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex:0 0 auto;}
.hero-float-card .fc-title{font-size:14px;font-weight:600;color:var(--ink);line-height:1.4;}
.hero-float-card .fc-meta{font-size:12px;color:var(--muted);margin-top:4px;}

/* ---------- timeline ---------- */
.timeline{margin-top:44px;}
.timeline li{position:relative;padding:0 0 34px 56px;}
.timeline li::before{
  content:"";position:absolute;left:21px;top:34px;bottom:0;width:2px;background:var(--line);
}
.timeline li:last-child{padding-bottom:0;}
.timeline li:last-child::before{display:none;}
.timeline .dot{
  position:absolute;left:14px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--lime);border:3px solid #fff;box-shadow:0 0 0 2px var(--ink);
}
.tl-body{display:flex;gap:24px;align-items:flex-start;}
.timeline-num{
  font-size:44px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums;
  color:transparent;-webkit-text-stroke:1.5px rgba(31,110,94,.5);flex:0 0 auto;
  min-width:64px;
}
.timeline h3{font-size:22px;font-weight:600;}
.timeline p{font-size:15px;color:var(--muted);margin-top:8px;max-width:760px;}

/* ---------- row list ---------- */
.row-list{margin-top:40px;border-top:1px solid var(--line);}
.row-item{
  display:flex;align-items:center;gap:22px;padding:24px 18px;
  border-bottom:1px solid var(--line);
  transition:background .18s ease,transform .18s ease;
}
.row-item:hover{background:var(--sand-2);transform:translateX(4px);}
.row-icon{
  width:56px;height:56px;border-radius:16px;background:#fff;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand);flex:0 0 auto;
}
.row-icon svg{width:22px;height:22px;}
.row-body{flex:1;min-width:0;}
.row-body h3{font-size:20px;font-weight:600;}
.row-body p{font-size:15px;color:var(--muted);margin-top:4px;}

/* ---------- coverage ---------- */
.coverage-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink-soft);
  transition:all .15s ease;
}
.tag:hover{border-color:var(--ink);color:var(--ink);transform:translateY(-1px);}
.coverage-media{position:relative;}
.coverage-media img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-2);}
.coverage-badge{
  position:absolute;right:-10px;bottom:-16px;background:var(--ink);color:#fff;
  border-radius:18px;padding:16px 22px;box-shadow:var(--sh-2);
}
.coverage-badge b{
  display:block;font-size:32px;font-weight:800;color:var(--lime);line-height:1;
  font-variant-numeric:tabular-nums;
}
.coverage-badge span{display:block;font-size:12px;color:rgba(255,255,255,.72);margin-top:6px;}
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 10px;box-shadow:var(--sh-1);
}
.stat-item{text-align:center;padding:0 14px;border-left:1px solid var(--line);}
.stat-item:first-child{border-left:0;}
.stat-item b{
  display:block;font-size:36px;font-weight:800;color:var(--ink);line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-item span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;margin-top:36px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:rgba(14,59,52,.22);}
.faq-item[open]{border-color:rgba(14,59,52,.25);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 20px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;line-height:1;color:var(--ink-soft);
  transition:transform .18s ease,color .18s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand);}
.faq-answer{
  margin:0 20px 18px;padding-left:14px;border-left:3px solid var(--lime);
  font-size:15px;line-height:1.85;color:var(--muted);
}

/* ---------- cta ---------- */
.cta-section{background:var(--sand-2);padding:72px 0;}
.cta-card{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;
  border-radius:var(--r-lg);padding:48px;
  display:grid;grid-template-columns:1.5fr auto;gap:32px;align-items:center;
}
.cta-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
}
.cta-card::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,75,.16) 0%,rgba(200,240,75,0) 70%);
}
.cta-card h2{font-size:32px;font-weight:700;color:#fff;line-height:1.25;position:relative;}
.cta-card p{
  margin-top:14px;font-size:15px;color:rgba(255,255,255,.76);max-width:580px;position:relative;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}

/* ---------- related ---------- */
.related{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;}
.related a{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:#fff;font-size:14px;font-weight:600;color:var(--ink);
  transition:all .15s ease;
}
.related a:hover{border-color:var(--ink);transform:translateY(-1px);}
.related a.is-current{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 96px;border-top:1px solid rgba(200,240,75,.2);}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;}
.site-footer .logo{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);margin-top:16px;max-width:340px;}
.footer-contact{margin-top:16px;display:grid;gap:6px;}
.footer-contact span{font-size:13px;color:rgba(255,255,255,.6);}
.footer-title{font-size:14px;font-weight:700;color:var(--lime);margin-bottom:14px;letter-spacing:.04em;}
.footer-links{display:grid;gap:10px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.8);transition:color .15s ease,transform .15s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(200,240,75,.2);
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- sticky cta ---------- */
.sticky-cta{
  position:fixed;left:50%;bottom:24px;transform:translateX(-50%);
  width:min(720px,calc(100% - 48px));z-index:70;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 14px 12px 24px;background:#fff;border:1px solid var(--line);
  border-radius:999px;box-shadow:var(--sh-2);
}
.sticky-cta span{font-size:14px;font-weight:600;color:var(--ink);}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav-links,.nav-mega{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{gap:12px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-sub{max-width:none;}
  .coverage-grid{grid-template-columns:1fr;gap:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-card{grid-template-columns:1fr;padding:38px 32px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .shell{padding:0 20px;}
  .hero{padding:32px 0 56px;}
  .hero h1{font-size:clamp(30px,7.6vw,38px);}
  .hero-sub{font-size:15.5px;}
  .hero-stat{padding:0 18px;}
  .hero-stat b{font-size:28px;}
  .hero-float-card{position:static;margin-top:14px;max-width:none;left:auto;bottom:auto;}
  .section-head h2{font-size:27px;}
  .timeline-num{font-size:34px;min-width:48px;}
  .timeline li{padding-left:44px;}
  .timeline li::before{left:17px;}
  .timeline .dot{left:10px;}
  .tl-body{gap:14px;flex-wrap:wrap;}
  .timeline h3{font-size:19px;}
  .row-item{flex-wrap:wrap;gap:14px;padding:20px 8px;}
  .row-item:hover{transform:none;}
  .row-icon{width:48px;height:48px;border-radius:14px;}
  .row-body h3{font-size:18px;}
  .stat-strip{grid-template-columns:1fr 1fr;padding:20px 6px;gap:18px 0;margin-top:40px;}
  .stat-item:nth-child(odd){border-left:0;}
  .stat-item b{font-size:28px;}
  .coverage-badge{position:static;display:inline-block;margin-top:14px;right:auto;bottom:auto;}
  .cta-card{padding:30px 22px;border-radius:24px;}
  .cta-card h2{font-size:24px;}
  .faq-item summary{font-size:16px;padding:16px;}
  .faq-answer{margin:0 16px 16px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:48px 0 104px;}
  .sticky-cta{
    left:0;right:0;bottom:0;transform:none;width:100%;
    border-radius:0;border-left:0;border-right:0;border-bottom:0;
    padding:10px 16px;box-shadow:0 -6px 20px rgba(14,59,52,.08);
  }
  .sticky-cta span{font-size:13px;line-height:1.4;}
  .sticky-cta .btn{flex:0 0 auto;}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:18px 0;}
  .hero-stat{width:50%;padding:0 12px;}
  .hero-stat:nth-child(3){padding-left:0;border-left:0;}
  .cta-actions .btn{width:100%;}
  .related a{height:38px;padding:0 14px;font-size:13px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition:none!important;animation:none!important;}
  .btn-primary:hover,.row-item:hover,.tag:hover,.related a:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F08;
  --ink:#0E3B34;
  --ink-soft:#1F6E5E;
  --lime:#C8F04B;
  --sand:#FAF7F2;
  --sand-2:#F2ECE3;
  --line:#E6DFD4;
  --text:#2B2B2B;
  --muted:#6B6B6B;
  --r-card:24px;
  --r-lg:28px;
  --r-btn:14px;
  --shadow-1:0 4px 16px rgba(14,59,52,.06);
  --shadow-2:0 12px 32px rgba(14,59,52,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px;}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,52,.08);}
.header-inner{display:flex;align-items:center;gap:18px;height:72px;}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:-.01em;
  color:var(--ink);white-space:nowrap;flex-shrink:0;
}
.logo-mark{
  width:11px;height:21px;border-radius:3px;
  background:var(--lime);display:inline-block;
  transform:skewX(-14deg);
}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;justify-content:center;flex-wrap:nowrap;}
.nav-link{
  position:relative;display:inline-block;
  padding:9px 11px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--ink);
  white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:1px;
  width:60%;height:3px;border-radius:99px;background:var(--lime);
  transform:translateX(-50%) scaleX(0);
  transform-origin:center;transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,
.nav-link.is-active::after{transform:translateX(-50%) scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}

.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  background:#fff;border:1px solid rgba(14,59,52,.18);
  color:var(--ink);font-size:14px;font-weight:600;
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.mega-trigger:hover{background:rgba(14,59,52,.05);border-color:rgba(14,59,52,.42);color:var(--ink-soft);}
.mega-trigger i{font-size:11px;transition:transform .2s ease;}
.mega:hover .mega-trigger i,
.mega:focus-within .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:620px;padding:22px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:1fr 200px;gap:20px;}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:2px;}
.mega-links a{
  display:flex;align-items:flex-start;gap:10px;
  padding:10px;border-radius:12px;
  transition:background .16s ease;
}
.mega-links a:hover{background:var(--sand-2);}
.mega-links .dot{
  width:8px;height:8px;border-radius:2px;background:var(--lime);
  margin-top:8px;flex-shrink:0;
}
.mega-item{display:flex;flex-direction:column;gap:1px;}
.mega-item strong{font-size:14px;font-weight:600;color:var(--ink);line-height:1.5;}
.mega-item em{font-size:12px;font-style:normal;color:var(--muted);line-height:1.5;}
.mega-cover{position:relative;display:block;border-radius:14px;overflow:hidden;}
.mega-cover img{width:100%;height:100%;min-height:150px;object-fit:cover;transition:transform .3s ease;}
.mega-cover:hover img{transform:scale(1.04);}
.mega-cover-name{
  position:absolute;left:0;right:0;bottom:0;
  padding:22px 12px 10px;
  background:linear-gradient(to top,rgba(14,59,52,.92),rgba(14,59,52,0));
  color:#fff;font-size:13px;font-weight:600;
}
.burger{
  display:none;width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;
  background:#fff;color:var(--ink);font-size:17px;
}

/* ============ 抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:140;
  background:#fff;display:flex;flex-direction:column;
  transform:translateX(100%);visibility:hidden;
  transition:transform .26s ease,visibility .26s ease;
}
.drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;padding:0 20px;border-bottom:1px solid var(--line);
}
.drawer-close{
  width:44px;height:44px;display:grid;place-items:center;
  border:1px solid var(--line);border-radius:12px;background:#fff;
  color:var(--ink);font-size:18px;
}
.drawer-nav{padding:8px 20px 24px;overflow-y:auto;flex:1;}
.drawer-nav a.drawer-top{
  display:block;padding:16px 4px;font-size:18px;font-weight:600;
  color:var(--ink);border-bottom:1px solid var(--line);
}
.drawer-nav a.drawer-top.is-active{color:var(--brand);}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px;}
.drawer-grid a{
  display:block;padding:14px 12px;border-radius:14px;
  background:var(--sand);border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink);line-height:1.5;
}
.drawer-grid a.is-active{background:var(--ink);color:#fff;border-color:var(--ink);}
.drawer-cta{margin:16px 20px 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{
  padding:15px 30px;font-size:15px;color:#fff;
  background:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
  box-shadow:0 8px 20px rgba(255,90,31,.26);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.34);filter:brightness(1.03);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
.btn-ghost{
  padding:14px 28px;font-size:15px;color:var(--ink);
  background:#fff;border:1px solid rgba(14,59,52,.2);
}
.btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-ghost i{transition:transform .18s ease;font-size:12px;}
.btn-outline-light{
  border:1px solid rgba(255,255,255,.34);color:#fff;background:transparent;
  padding:11px 20px;font-size:14px;
}
.btn-outline-light:hover{background:rgba(200,240,75,.14);border-color:var(--lime);color:var(--lime);}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--sand);padding:16px 0 0;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.crumb a{color:var(--muted);transition:color .16s ease;}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:rgba(107,107,107,.4);}
.crumb .current{color:var(--ink);font-weight:600;}

/* ============ 首屏 ============ */
.page-hero{position:relative;background:var(--sand);padding:36px 0 72px;overflow:hidden;}
.page-hero::before{
  content:"";position:absolute;top:-180px;right:-140px;
  width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.13),rgba(255,90,31,0) 70%);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;left:-60px;bottom:-120px;
  width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,75,.20),rgba(200,240,75,0) 70%);
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.badge-data{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:var(--lime);color:var(--ink);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-data i{font-size:11px;}
.hero-title{
  margin-top:20px;
  font-size:54px;line-height:1.14;font-weight:800;letter-spacing:-.01em;
  color:var(--ink);
}
.hero-title span{color:var(--brand);}
.hero-lead{
  margin-top:18px;max-width:520px;
  font-size:16px;line-height:1.85;color:var(--muted);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{
  display:flex;align-items:stretch;gap:0;margin-top:36px;flex-wrap:wrap;
}
.hero-stat{padding:0 26px;}
.hero-stat:first-child{padding-left:0;}
.hero-stat + .hero-stat{border-left:1px solid var(--line);}
.hero-stat b{
  display:block;font-size:34px;font-weight:800;line-height:1.2;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.hero-stat small{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
.hero-visual{position:relative;}
.hero-photo{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-2);aspect-ratio:4/3;background:var(--sand-2);
}
.hero-photo img{width:100%;height:100%;object-fit:cover;}
.hero-photo::before{
  content:"";position:absolute;top:0;right:0;
  width:120px;height:120px;
  background:rgba(200,240,75,.22);
  clip-path:polygon(100% 0,0 0,100% 100%);
  z-index:2;
}
.hero-float{
  position:absolute;left:-18px;bottom:22px;z-index:3;
  display:flex;align-items:center;gap:12px;
  padding:12px 16px;border-radius:18px;background:#fff;
  box-shadow:var(--shadow-2);
  max-width:300px;
}
.hero-float img{width:52px;height:52px;border-radius:12px;object-fit:cover;flex-shrink:0;}
.hero-float .tag{
  display:inline-block;padding:2px 9px;border-radius:999px;
  background:var(--lime);color:var(--ink);font-size:11px;font-weight:700;
}
.hero-float p{font-size:13px;font-weight:600;color:var(--ink);line-height:1.5;margin-top:3px;}
.hero-float span{font-size:12px;color:var(--muted);}

/* ============ 通用板块 ============ */
.section{padding:80px 0;}
.section-tight{padding:60px 0;}
.section-sand2{background:var(--sand-2);}
.section-ink{background:var(--ink);color:#fff;}
.sec-head{max-width:720px;}
.sec-kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--ink-soft);text-transform:uppercase;
}
.sec-title{
  margin-top:10px;font-size:38px;line-height:1.22;font-weight:800;
  letter-spacing:-.01em;color:var(--ink);
}
.sec-desc{margin-top:14px;font-size:16px;line-height:1.85;color:var(--muted);}
.section-ink .sec-title{color:#fff;}
.section-ink .sec-desc{color:rgba(255,255,255,.72);}
.section-ink .sec-kicker{color:var(--lime);}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.stat-cell{padding:26px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:none;}
.stat-cell b{
  display:block;font-size:36px;font-weight:800;color:var(--ink);
  line-height:1.15;font-variant-numeric:tabular-nums;
}
.stat-cell b em{font-style:normal;font-size:16px;font-weight:700;color:var(--ink-soft);margin-left:3px;}
.stat-cell p{margin-top:6px;font-size:13px;color:var(--muted);}

/* ============ 能力矩阵（通栏条目） ============ */
.matrix{display:flex;flex-direction:column;gap:14px;margin-top:44px;}
.matrix-row{
  display:flex;align-items:flex-start;gap:22px;
  padding:24px 26px;background:#fff;
  border:1px solid var(--line);border-radius:20px;
  transition:background .2s ease,transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.matrix-row:hover{
  background:var(--sand-2);border-color:rgba(14,59,52,.24);
  transform:translateX(4px);box-shadow:var(--shadow-1);
}
.matrix-icon{
  width:56px;height:56px;flex-shrink:0;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#FF5A1F,#FF8A3D);
  color:#fff;font-size:20px;
  box-shadow:0 6px 16px rgba(255,90,31,.22);
}
.matrix-body{flex:1;min-width:0;}
.matrix-body h3{
  font-size:20px;font-weight:700;color:var(--ink);line-height:1.4;
}
.matrix-body p{margin-top:6px;font-size:15px;line-height:1.8;color:var(--muted);}
.matrix-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  display:inline-block;padding:5px 12px;border-radius:999px;
  background:var(--sand-2);border:1px solid var(--line);
  font-size:12px;font-weight:600;color:var(--ink-soft);
}
.matrix-side{
  flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;gap:10px;
}
.pill-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:rgba(200,240,75,.35);color:var(--ink);
  font-size:12px;font-weight:700;white-space:nowrap;
}
.pill-outline{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(14,59,52,.18);color:var(--ink-soft);
  font-size:12px;font-weight:600;white-space:nowrap;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.matrix-row:hover .pill-outline{border-color:var(--ink);color:var(--ink);background:#fff;}

/* ============ 图文区块 ============ */
.split{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:center;}
.split-photo{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2);}
.split-photo img{width:100%;height:100%;object-fit:cover;aspect-ratio:5/4;}
.split-badge{
  position:absolute;right:20px;bottom:20px;
  padding:10px 16px;border-radius:14px;
  background:var(--lime);color:var(--ink);
  font-size:13px;font-weight:800;
  box-shadow:0 8px 18px rgba(14,59,52,.2);
  font-variant-numeric:tabular-nums;
}
.check-list{margin-top:26px;display:flex;flex-direction:column;gap:18px;}
.check-item{display:flex;align-items:flex-start;gap:14px;}
.check-item .mk{
  width:26px;height:26px;flex-shrink:0;border-radius:8px;
  display:grid;place-items:center;
  background:rgba(200,240,75,.55);color:var(--ink);font-size:12px;
  margin-top:2px;
}
.check-item h4{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;}
.check-item p{margin-top:3px;font-size:14px;line-height:1.75;color:var(--muted);}

/* ============ 步骤 ============ */
.steps{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px;
  position:relative;
}
.step-card{
  position:relative;padding:28px 24px 26px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.step-num{
  position:absolute;top:14px;right:20px;
  font-size:52px;font-weight:800;line-height:1;
  color:rgba(14,59,52,.08);
  font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;font-weight:700;color:var(--ink);margin-top:14px;}
.step-card p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--muted);}
.step-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,90,31,.1);color:var(--brand);font-size:17px;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:40px auto 0;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(14,59,52,.26);box-shadow:var(--shadow-1);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .ico{
  width:26px;height:26px;flex-shrink:0;border-radius:8px;
  display:grid;place-items:center;
  background:var(--sand-2);color:var(--ink);font-size:12px;
  transition:transform .22s ease,background .22s ease;
}
.faq-item[open] summary .ico{transform:rotate(45deg);background:var(--lime);}
.faq-body{
  padding:0 22px 20px 22px;
  font-size:15px;line-height:1.85;color:var(--muted);
  border-left:3px solid var(--lime);
  margin-left:22px;padding-left:16px;
}

/* ============ CTA 大区块 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-lg);
  padding:56px 48px;color:#fff;
}
.cta-band::before{
  content:"";position:absolute;top:-100px;right:-80px;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,75,.22),rgba(200,240,75,0) 70%);
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;
  background:linear-gradient(90deg,#FF5A1F,#FF8A3D,#FFB65C);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;}
.cta-band h2{font-size:34px;font-weight:800;line-height:1.25;letter-spacing:-.01em;}
.cta-band p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.74);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}

/* ============ 相关分类 ============ */
.relate{margin-top:44px;display:flex;flex-wrap:wrap;gap:12px;}
.relate a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink);
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.relate a:hover{background:var(--sand-2);transform:translateY(-1px);}
.relate a.is-current{background:var(--ink);color:#fff;border-color:var(--ink);}
.relate a.is-current .dot{background:var(--lime);}
.relate .dot{width:7px;height:7px;border-radius:2px;background:var(--lime);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:#fff;
  padding:64px 0 0;margin-top:0;
  border-top:1px solid rgba(200,240,75,.2);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr .9fr;
  gap:40px;padding-bottom:44px;
}
.site-footer .logo{color:#fff;font-size:20px;}
.footer-desc{
  margin-top:16px;font-size:14px;line-height:1.85;
  color:rgba(255,255,255,.7);max-width:340px;
}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:7px;}
.footer-contact span{font-size:13px;color:rgba(255,255,255,.66);line-height:1.6;}
.footer-title{
  font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.8);
  transition:color .18s ease,transform .18s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);}
.footer-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.58);
}

/* ============ 移动端底栏 ============ */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:100;
  height:64px;padding:0 16px;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -4px 16px rgba(14,59,52,.08);
  align-items:center;justify-content:space-between;gap:12px;
}
.mobile-bar p{font-size:14px;font-weight:600;color:var(--ink);line-height:1.3;}
.mobile-bar .btn{padding:11px 20px;font-size:14px;}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .nav-links{display:none;}
  .burger{display:flex;}
  .mega{display:none;}
  .header-inner{justify-content:space-between;}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-title{font-size:44px;}
  .hero-visual{max-width:620px;}
  .hero-float{left:16px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split-photo img{aspect-ratio:16/10;}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat-cell:nth-child(2){border-right:none;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .steps{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-title{font-size:32px;}
}
@media (max-width:900px){
  body{padding-bottom:64px;}
  .mobile-bar{display:flex;}
  .mega-panel{display:none;}
}
@media (max-width:768px){
  .shell{padding:0 20px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{padding:24px 0 56px;}
  .hero-title{font-size:36px;}
  .hero-lead{font-size:15px;}
  .hero-cta .btn-primary,.hero-cta .btn-ghost{width:100%;}
  .hero-stats{margin-top:28px;}
  .hero-stat{padding:0 18px;}
  .hero-stat b{font-size:26px;}
  .hero-float{position:static;margin-top:14px;max-width:none;left:auto;bottom:auto;}
  .matrix-row{flex-direction:column;gap:16px;padding:20px;}
  .matrix-side{flex-direction:row;align-items:center;flex-wrap:wrap;}
  .stat-cell{padding:20px 18px;}
  .stat-cell b{font-size:28px;}
  .sec-title{font-size:27px;}
  .faq-item summary{font-size:16px;padding:16px 18px;}
  .faq-body{margin-left:18px;padding-left:14px;padding-right:18px;}
  .cta-band{padding:36px 24px;}
  .cta-band h2{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .hero-title{font-size:31px;}
  .hero-stat{padding:0 14px;}
  .hero-stat b{font-size:22px;}
  .hero-stat small{font-size:12px;}
  .stat-strip{grid-template-columns:1fr;}
  .stat-cell{border-right:none;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:none;}
  .btn-primary{padding:14px 22px;font-size:14px;}
  .btn-ghost{padding:13px 22px;font-size:14px;}
  .relate a{font-size:13px;padding:9px 14px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .matrix-row:hover,.step-card:hover,.relate a:hover{transform:none;}
}

/* roulang page: category3 */
:root{
    --brand:#FF5A1F;
    --brand-deep:#D63F08;
    --ink:#0E3B34;
    --ink-soft:#1F6E5E;
    --lime:#C8F04B;
    --sand:#FAF7F2;
    --sand-2:#F2ECE3;
    --line:#E6DFD4;
    --text:#2B2B2B;
    --muted:#6B6B6B;
    --radius-lg:28px;
    --radius:24px;
    --radius-sm:14px;
    --shadow-1:0 4px 16px rgba(14,59,52,.06);
    --shadow-2:0 12px 32px rgba(14,59,52,.12);
    --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-cn);
    font-size:16px;
    line-height:1.75;
    color:var(--text);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:var(--ink);text-decoration:none;transition:color .2s ease,transform .2s ease;}
  button{font-family:inherit;}
  h1,h2,h3,h4,p,ul,ol,dl,dd{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--ink);outline-offset:2px;}
  .shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

  /* ============ 头部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.93);
    backdrop-filter:saturate(160%) blur(8px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-1);}
  .header-inner{display:flex;align-items:center;gap:20px;min-height:72px;}
  .logo{
    display:inline-flex;align-items:center;gap:9px;
    font-size:21px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;
  }
  .logo-mark{
    width:14px;height:14px;border-radius:4px;
    background:var(--lime);
    transform:skewX(-12deg);
    box-shadow:inset 0 0 0 3px rgba(14,59,52,.85);
  }
  .nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;
    padding:10px 11px;border-radius:10px;
    font-size:15px;font-weight:600;color:var(--ink);white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:2px;
    width:0;height:3px;border-radius:3px;background:var(--lime);
    transform:translateX(-50%);transition:width .15s ease;
  }
  .nav-link:hover{color:var(--brand);}
  .nav-link:hover::after{width:60%;}
  .nav-link.is-active{color:var(--brand);}
  .nav-link.is-active::after{width:60%;}
  .header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}

  /* Mega 面板 */
  .mega{position:relative;}
  .mega-toggle{
    display:inline-flex;align-items:center;gap:6px;
    height:44px;padding:0 18px;border-radius:999px;
    border:1px solid rgba(14,59,52,.2);background:#fff;
    font-size:14px;font-weight:600;color:var(--ink);cursor:pointer;
    transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
  }
  .mega-toggle:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
  .mega-toggle .caret{
    width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;
    border-top:5px solid var(--ink-soft);transition:transform .2s ease;
  }
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 12px);
    width:600px;max-width:calc(100vw - 40px);
    background:#fff;border-radius:20px;border:1px solid var(--line);
    box-shadow:var(--shadow-2);padding:20px;
    opacity:0;visibility:hidden;transform:translateY(8px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s;
  }
  .mega:hover .mega-panel,
  .mega:focus-within .mega-panel,
  .mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
  .mega-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;}
  .mega-col{display:grid;grid-template-columns:1fr 1fr;gap:2px 10px;align-content:start;}
  .mega-item{
    display:flex;align-items:flex-start;gap:8px;
    padding:8px 8px;border-radius:10px;font-size:14px;font-weight:600;color:var(--ink);
  }
  .mega-item:hover{background:var(--sand-2);color:var(--brand);}
  .mega-dot{width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:8px;flex:0 0 auto;}
  .mega-item small{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:1px;}
  .mega-card{
    position:relative;display:block;border-radius:16px;overflow:hidden;
    min-height:150px;background:var(--sand-2);
  }
  .mega-card img{width:100%;height:100%;min-height:150px;object-fit:cover;}
  .mega-card span{
    position:absolute;left:0;right:0;bottom:0;padding:26px 14px 12px;
    font-size:14px;font-weight:700;color:#fff;
    background:linear-gradient(180deg,rgba(14,59,52,0) 0%,rgba(14,59,52,.88) 100%);
  }
  .mega-latest{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}
  .mega-latest-title{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.08em;margin-bottom:8px;}
  .mega-latest a{
    display:flex;gap:10px;align-items:baseline;
    padding:5px 0;font-size:13.5px;color:var(--ink);
  }
  .mega-latest a:hover{color:var(--brand);}
  .mega-latest time{font-size:13px;color:var(--muted);flex:0 0 auto;font-variant-numeric:tabular-nums;}

  /* 移动菜单 */
  .nav-burger{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;cursor:pointer;
    align-items:center;justify-content:center;padding:0;
  }
  .nav-burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
  .nav-burger span::before,.nav-burger span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
  }
  .nav-burger span::before{top:-6px;}
  .nav-burger span::after{top:6px;}
  .mobile-drawer{
    position:fixed;inset:0;z-index:80;background:#fff;
    display:flex;flex-direction:column;
    transform:translateX(100%);transition:transform .25s ease;
    padding:0;
  }
  .mobile-drawer.is-open{transform:translateX(0);}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line);}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
    font-size:20px;line-height:1;color:var(--ink);cursor:pointer;
  }
  .drawer-body{flex:1;overflow-y:auto;padding:8px 20px 110px;}
  .drawer-link{
    display:flex;align-items:center;justify-content:space-between;
    min-height:56px;font-size:18px;font-weight:600;color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .drawer-link.is-active{color:var(--brand);}
  .drawer-cta{
    position:absolute;left:0;right:0;bottom:0;padding:12px 20px 20px;background:#fff;border-top:1px solid var(--line);
  }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 22px;border-radius:999px;
    font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  }
  .btn-primary{
    background:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
    color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.28);
  }
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,90,31,.34);filter:brightness(1.03);}
  .btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);}
  .btn-ghost{
    background:#fff;border-color:rgba(14,59,52,.2);color:var(--ink);
  }
  .btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);}
  .btn-ghost .arrow{transition:transform .18s ease;}
  .btn-ghost:hover .arrow{transform:translateX(4px);}
  .btn-outline-light{
    background:transparent;border-color:rgba(255,255,255,.4);color:#fff;
  }
  .btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:var(--lime);color:var(--lime);}
  .btn-sm{height:38px;padding:0 16px;font-size:13.5px;}
  .btn-lg{height:52px;padding:0 28px;font-size:16px;}

  /* ============ 面包屑 ============ */
  .breadcrumb{font-size:13px;color:var(--muted);padding:18px 0 0;display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
  .breadcrumb a{color:var(--muted);}
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{color:rgba(107,107,107,.45);}
  .breadcrumb .current{color:var(--ink);font-weight:600;}

  /* ============ 页头 ============ */
  .page-hero{position:relative;padding:34px 0 60px;overflow:hidden;}
  .page-hero::before{
    content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;
    background:radial-gradient(circle,rgba(255,90,31,.12) 0%,rgba(255,90,31,0) 68%);
    pointer-events:none;
  }
  .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;position:relative;}
  .badge-data{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 14px;border-radius:999px;
    background:var(--lime);color:var(--ink);
    font-size:12px;font-weight:700;letter-spacing:.02em;font-variant-numeric:tabular-nums;
  }
  .page-hero h1{
    margin-top:18px;
    font-size:clamp(2rem,4vw,3.4rem);
    font-weight:800;line-height:1.15;letter-spacing:-.01em;color:var(--ink);
  }
  .page-hero h1 em{font-style:normal;color:var(--brand);}
  .hero-lead{margin-top:16px;font-size:16.5px;line-height:1.8;color:var(--muted);max-width:560px;}
  .hero-stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;}
  .hero-stat{padding-left:18px;border-left:1px solid var(--line);}
  .hero-stat:first-child{padding-left:0;border-left:0;}
  .hero-stat b{display:block;font-size:32px;font-weight:800;color:var(--ink);line-height:1.1;font-variant-numeric:tabular-nums;}
  .hero-stat span{font-size:13px;color:var(--muted);}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .hero-visual{position:relative;}
  .hero-visual .frame{
    border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);
    border:1px solid var(--line);background:var(--sand-2);aspect-ratio:4/3;
  }
  .hero-visual img{width:100%;height:100%;object-fit:cover;}
  .hero-visual .float-card{
    position:absolute;left:-14px;bottom:-18px;
    display:flex;align-items:center;gap:12px;
    background:#fff;border-radius:16px;border:1px solid var(--line);
    box-shadow:var(--shadow-2);padding:12px 16px;max-width:290px;
  }
  .hero-visual .float-card img{width:52px;height:52px;border-radius:12px;object-fit:cover;}
  .hero-visual .float-card strong{display:block;font-size:14px;color:var(--ink);line-height:1.4;}
  .hero-visual .float-card span{display:block;font-size:12px;color:var(--muted);margin-top:2px;}

  /* ============ 通用板块 ============ */
  .section{padding:72px 0;}
  .section.alt{background:var(--sand-2);}
  .section-head{max-width:720px;margin-bottom:36px;}
  .section-head .kicker{
    display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.12em;
    color:var(--ink-soft);margin-bottom:10px;
  }
  .section-head h2{
    font-size:clamp(1.6rem,2.8vw,2.4rem);font-weight:700;line-height:1.25;
    color:var(--ink);letter-spacing:-.01em;
  }
  .section-head p{margin-top:12px;font-size:15.5px;color:var(--muted);line-height:1.8;}

  /* ============ 场景大卡 2×2 ============ */
  .scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;}
  .scene-col{display:grid;gap:26px;}
  .scene-col.offset{transform:translateY(24px);}
  .scene-card{
    display:flex;flex-direction:column;overflow:hidden;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow-1);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,31,.4);}
  .scene-media{position:relative;height:250px;overflow:hidden;background:var(--sand-2);}
  .scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
  .scene-card:hover .scene-media img{transform:scale(1.03);}
  .scene-media .badge-data{position:absolute;left:16px;top:16px;}
  .scene-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
  .scene-body h3{font-size:21px;font-weight:700;color:var(--ink);line-height:1.35;}
  .scene-body p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--muted);flex:1;}
  .scene-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);}
  .scene-tag{font-size:12.5px;font-weight:600;color:var(--ink-soft);background:var(--sand-2);border-radius:999px;padding:5px 12px;}
  .scene-arrow{
    width:42px;height:42px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
    background:var(--ink);color:var(--lime);font-size:17px;transition:background .2s ease,transform .2s ease;
  }
  .scene-card:hover .scene-arrow{background:var(--brand);color:#fff;transform:translateX(3px);}

  /* ============ 查阅流程 ============ */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .step{
    background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 24px;
    box-shadow:var(--shadow-1);position:relative;overflow:hidden;
  }
  .step::after{
    content:attr(data-num);position:absolute;right:10px;top:-6px;
    font-size:64px;font-weight:800;color:rgba(14,59,52,.07);line-height:1;font-variant-numeric:tabular-nums;
  }
  .step h3{position:relative;font-size:18.5px;font-weight:700;color:var(--ink);}
  .step p{position:relative;margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.8;}
  .step .dot{width:34px;height:34px;border-radius:11px;background:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
  .step .dot i{width:10px;height:10px;border-radius:3px;background:#fff;transform:skewX(-12deg);}

  /* ============ 口径说明 ============ */
  .spec-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start;}
  .spec-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1);}
  .spec-row{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px 24px;border-bottom:1px solid var(--line);}
  .spec-row:last-child{border-bottom:0;}
  .spec-row dt{font-size:14.5px;font-weight:700;color:var(--ink);}
  .spec-row dd{font-size:14.5px;color:var(--muted);line-height:1.8;}
  .spec-note{
    background:var(--ink);color:#fff;border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow-2);
  }
  .spec-note h3{font-size:20px;font-weight:700;color:#fff;}
  .spec-note p{margin-top:12px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.78);}
  .spec-note ul{margin-top:20px;display:grid;gap:12px;}
  .spec-note li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.86);line-height:1.7;}
  .spec-note li::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:8px;}
  .spec-note .spec-num{display:flex;gap:26px;margin-top:24px;padding-top:20px;border-top:1px solid rgba(200,240,75,.28);}
  .spec-note .spec-num b{display:block;font-size:30px;font-weight:800;color:var(--lime);line-height:1.1;font-variant-numeric:tabular-nums;}
  .spec-note .spec-num span{font-size:12.5px;color:rgba(255,255,255,.65);}

  /* ============ FAQ ============ */
  .faq{max-width:860px;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
    position:relative;
  }
  .faq-item:hover{border-color:rgba(14,59,52,.28);}
  .faq-item[open]{box-shadow:var(--shadow-1);border-color:rgba(14,59,52,.28);}
  .faq-item[open]::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--lime);
  }
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;font-size:17px;font-weight:600;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .plus{
    flex:0 0 auto;width:24px;height:24px;position:relative;transition:transform .2s ease;
  }
  .faq-item summary .plus::before,
  .faq-item summary .plus::after{
    content:"";position:absolute;background:var(--ink-soft);border-radius:2px;
  }
  .faq-item summary .plus::before{left:4px;right:4px;top:11px;height:2px;}
  .faq-item summary .plus::after{top:4px;bottom:4px;left:11px;width:2px;transition:opacity .2s ease;}
  .faq-item[open] summary .plus{transform:rotate(45deg);}
  .faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);}

  /* ============ CTA ============ */
  .cta-band{
    background:var(--sand-2);border:1px solid var(--line);border-radius:var(--radius-lg);
    padding:46px 44px;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
    box-shadow:var(--shadow-1);
  }
  .cta-band h2{font-size:clamp(1.4rem,2.4vw,2rem);font-weight:700;color:var(--ink);line-height:1.3;}
  .cta-band p{margin-top:10px;font-size:15px;color:var(--muted);max-width:620px;line-height:1.8;}
  .cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

  /* ============ 相关分类 ============ */
  .related{padding:56px 0 72px;}
  .related h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:18px;}
  .chips{display:flex;flex-wrap:wrap;gap:10px;}
  .chip{
    display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border-radius:999px;
    background:#fff;border:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink);
    transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
  }
  .chip:hover{background:var(--sand-2);border-color:rgba(14,59,52,.3);transform:translateY(-1px);}
  .chip.is-current{background:var(--ink);border-color:var(--ink);color:#fff;}
  .chip.is-current:hover{background:var(--ink);color:#fff;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--ink);color:#fff;padding:60px 0 26px;border-top:1px solid rgba(200,240,75,.22);}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
  .site-footer .logo{color:#fff;font-size:20px;}
  .site-footer .logo-mark{box-shadow:inset 0 0 0 3px rgba(255,255,255,.9);}
  .footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:340px;}
  .footer-contact{margin-top:16px;display:grid;gap:7px;}
  .footer-contact span{font-size:13px;color:rgba(255,255,255,.58);}
  .footer-title{font-size:14px;font-weight:700;color:var(--lime);margin-bottom:16px;letter-spacing:.03em;}
  .footer-links{display:grid;gap:11px;}
  .footer-links a{font-size:14px;color:rgba(255,255,255,.8);}
  .footer-links a:hover{color:var(--lime);transform:translateX(2px);}
  .footer-actions{display:flex;flex-wrap:wrap;gap:10px;}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
    font-size:13px;color:rgba(255,255,255,.55);
  }

  /* ============ 移动端固定转化条 ============ */
  .mobile-bar{
    display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
    background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 18px rgba(14,59,52,.1);
    padding:9px 16px;align-items:center;justify-content:space-between;gap:12px;
  }
  .mobile-bar span{font-size:14px;font-weight:600;color:var(--ink);}

  /* ============ 响应式 ============ */
  @media (max-width:1080px){
    .nav-links{display:none;}
    .nav-burger{display:inline-flex;}
    .mega{display:none;}
    .header-inner{min-height:66px;}
    .hero-grid{grid-template-columns:1fr;gap:34px;}
    .hero-visual{max-width:560px;}
    .hero-visual .float-card{left:12px;bottom:-16px;}
    .spec-wrap{grid-template-columns:1fr;gap:26px;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .cta-band{grid-template-columns:1fr;padding:36px 28px;}
    .mobile-bar{display:flex;}
    body{padding-bottom:66px;}
  }
  @media (max-width:900px){
    .scene-grid{grid-template-columns:1fr;}
    .scene-col.offset{transform:none;}
    .steps{grid-template-columns:1fr;}
    .scene-media{height:220px;}
  }
  @media (max-width:640px){
    .shell{padding:0 20px;}
    .section{padding:52px 0;}
    .page-hero{padding:24px 0 44px;}
    .hero-stats{gap:16px;}
    .hero-stat b{font-size:26px;}
    .hero-stat span{font-size:12px;}
    .hero-actions .btn{flex:1 1 auto;}
    .scene-media{height:200px;}
    .scene-body{padding:20px;}
    .faq-item summary{font-size:15.5px;padding:16px 18px;}
    .faq-body{padding:0 18px 18px;font-size:14.5px;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
    .spec-row{grid-template-columns:1fr;gap:6px;padding:16px 18px;}
    .related{padding:44px 0 60px;}
    .chip{font-size:13.5px;padding:0 15px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category4 */
:root{
    --brand:#FF5A1F;
    --brand-deep:#D63F08;
    --ink:#0E3B34;
    --ink-soft:#1F6E5E;
    --lime:#C8F04B;
    --sand:#FAF7F2;
    --sand-2:#F2ECE3;
    --line:#E6DFD4;
    --body:#2B2B2B;
    --muted:#6B6B6B;
    --r-sm:12px;
    --r-md:16px;
    --r-lg:24px;
    --r-xl:28px;
    --r-pill:999px;
    --shadow-1:0 4px 16px rgba(14,59,52,.06);
    --shadow-2:0 12px 32px rgba(14,59,52,.12);
    --grad:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--body);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;cursor:pointer}
  input,select,textarea{font:inherit}
  h1,h2,h3,h4,p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  :focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:4px}
  .shell{max-width:1200px;margin:0 auto;padding:0 24px}
  .section{padding:80px 0}
  .section-tight{padding:64px 0}
  .on-dark :focus-visible{outline-color:var(--lime)}
  .num{font-variant-numeric:tabular-nums}

  /* ============ 头部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.94);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:var(--shadow-1)}
  .header-bar{display:flex;align-items:center;gap:20px;height:72px}
  .logo{
    display:inline-flex;align-items:center;gap:10px;
    font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em;
    white-space:nowrap;
  }
  .logo-mark{
    width:12px;height:20px;background:var(--lime);
    border-radius:3px;transform:skewX(-12deg);display:inline-block;
  }
  .nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;height:72px;
    padding:0 11px;font-size:15px;font-weight:600;color:var(--ink);
    transition:color .15s ease;white-space:nowrap;
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:16px;
    width:0;height:3px;border-radius:2px;background:var(--lime);
    transform:translateX(-50%);transition:width .15s ease;
  }
  .nav-link:hover{color:var(--brand)}
  .nav-link:hover::after{width:60%}
  .nav-link.is-active{color:var(--brand)}
  .nav-link.is-active::after{width:60%}

  /* Mega 面板 */
  .mega{position:relative;margin-left:10px}
  .mega-btn{
    display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;
    border-radius:14px;border:1px solid rgba(14,59,52,.18);
    background:#fff;color:var(--ink);font-size:14px;font-weight:600;
    transition:background .15s ease,border-color .15s ease,transform .15s ease;
  }
  .mega-btn:hover{background:rgba(14,59,52,.06);border-color:var(--ink)}
  .mega-btn .caret{
    width:8px;height:8px;border-right:2px solid var(--ink-soft);
    border-bottom:2px solid var(--ink-soft);transform:rotate(45deg) translateY(-2px);
    transition:transform .18s ease;
  }
  .mega:hover .mega-btn .caret,.mega:focus-within .mega-btn .caret{transform:rotate(225deg) translateY(-2px)}
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 14px);
    width:620px;padding:20px;border-radius:20px;
    background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-2);
    opacity:0;visibility:hidden;transform:translateY(8px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s;
    z-index:70;
  }
  .mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
  .mega-body{display:grid;grid-template-columns:1.35fr 1fr;gap:18px}
  .mega-list{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px}
  .mega-item{
    display:flex;gap:9px;padding:9px 10px;border-radius:12px;
    transition:background .15s ease,transform .15s ease;
  }
  .mega-item:hover{background:var(--sand-2);transform:translateX(3px)}
  .mega-dot{width:8px;height:8px;border-radius:2px;background:var(--lime);margin-top:8px;flex:none}
  .mega-name{font-size:14px;font-weight:600;color:var(--ink);line-height:1.4}
  .mega-meta{font-size:12px;color:var(--muted);line-height:1.4}
  .mega-card{position:relative;overflow:hidden;border-radius:16px;border:1px solid var(--line)}
  .mega-card img{width:100%;height:150px;object-fit:cover}
  .mega-card span{
    position:absolute;left:10px;bottom:10px;
    background:rgba(14,59,52,.86);color:#fff;
    font-size:12px;font-weight:600;padding:5px 10px;border-radius:999px;
  }
  .mega-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
  .mega-foot-title{font-size:12px;font-weight:700;color:var(--ink-soft);margin-bottom:8px;letter-spacing:.04em}
  .mega-news{display:flex;align-items:center;gap:12px;padding:6px 0;font-size:14px;color:var(--ink)}
  .mega-news:hover{color:var(--brand)}
  .mega-news em{font-style:normal;font-size:13px;color:var(--muted);flex:none;font-variant-numeric:tabular-nums}

  .burger{
    display:none;width:44px;height:44px;border-radius:12px;
    border:1px solid var(--line);background:#fff;
    align-items:center;justify-content:center;margin-left:auto;
  }
  .burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
  .burger span::before,.burger span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
  }
  .burger span::before{top:-6px}
  .burger span::after{top:6px}

  /* 抽屉 */
  .drawer{
    position:fixed;inset:0;z-index:120;background:#fff;
    display:none;flex-direction:column;overflow-y:auto;
    padding:18px 20px 120px;
  }
  .drawer.open{display:flex}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
  .drawer-close{
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:#fff;font-size:22px;line-height:1;color:var(--ink);
  }
  .drawer a.drawer-link{
    display:flex;align-items:center;min-height:56px;font-size:18px;font-weight:600;
    color:var(--ink);border-bottom:1px solid var(--line);
  }
  .drawer a.drawer-link.is-active{color:var(--brand)}
  .drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
  .drawer-grid a{
    padding:12px;border-radius:12px;background:var(--sand-2);
    font-size:14px;font-weight:600;color:var(--ink);
  }
  .drawer-cta{position:fixed;left:0;right:0;bottom:0;padding:14px 20px;background:#fff;border-top:1px solid var(--line)}
  .drawer-cta .btn{width:100%}
  body.no-scroll{overflow:hidden}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 22px;border-radius:14px;
    font-size:15px;font-weight:600;border:1px solid transparent;
    transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
    white-space:nowrap;
  }
  .btn .arrow{transition:transform .18s ease}
  .btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.26)}
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.34);filter:brightness(1.03)}
  .btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.18);filter:none}
  .btn-ghost{background:#fff;border-color:rgba(14,59,52,.2);color:var(--ink)}
  .btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink)}
  .btn-ghost:hover .arrow{transform:translateX(4px)}
  .btn-outline-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
  .btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff}
  .btn-outline-light:hover .arrow{transform:translateX(4px)}
  .btn-lg{height:52px;padding:0 28px;border-radius:999px}
  .btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:12px}

  /* ============ 通用元素 ============ */
  .badge-data{
    display:inline-flex;align-items:center;gap:8px;
    background:var(--lime);color:var(--ink);
    font-size:12px;font-weight:700;letter-spacing:.02em;
    padding:7px 14px;border-radius:999px;
    font-variant-numeric:tabular-nums;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;color:var(--ink-soft);letter-spacing:.06em;
  }
  .eyebrow::before{content:"";width:16px;height:3px;border-radius:2px;background:var(--brand)}
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--muted);padding:18px 0 0;
  }
  .breadcrumb a:hover{color:var(--brand)}
  .breadcrumb .sep{color:rgba(107,107,107,.45)}
  .breadcrumb .current{color:var(--ink);font-weight:600}
  .section-head{max-width:760px;margin-bottom:40px}
  .section-head h2{
    font-size:38px;line-height:1.22;font-weight:700;color:var(--ink);
    letter-spacing:-.01em;margin:12px 0 14px;
  }
  .section-head p{font-size:16px;color:var(--muted);line-height:1.8}

  /* ============ 面包屑 + Hero ============ */
  .hero{
    position:relative;overflow:hidden;
    background:var(--sand);
    padding-bottom:76px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background:
      radial-gradient(circle at 88% 8%,rgba(255,90,31,.12),transparent 46%),
      repeating-linear-gradient(115deg,rgba(14,59,52,.05) 0 1px,transparent 1px 22px);
    pointer-events:none;
  }
  .hero-grid{
    position:relative;display:grid;grid-template-columns:7fr 5fr;gap:52px;
    align-items:center;padding-top:40px;
  }
  .hero h1{
    font-size:clamp(34px,4.2vw,60px);line-height:1.14;font-weight:800;
    letter-spacing:-.015em;color:var(--ink);margin:18px 0 18px;
  }
  .hero-sub{font-size:17px;line-height:1.85;color:#4A4A4A;max-width:560px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:0;margin-top:36px;
  }
  .hero-stat{padding:0 26px;border-left:1px solid var(--line)}
  .hero-stat:first-child{padding-left:0;border-left:none}
  .hero-stat b{
    display:block;font-size:38px;line-height:1.1;font-weight:800;color:var(--ink);
    font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  }
  .hero-stat span{font-size:13px;color:var(--muted)}
  .hero-visual{position:relative}
  .hero-visual .frame{
    position:relative;border-radius:28px;overflow:hidden;
    box-shadow:var(--shadow-2);border:1px solid var(--line);background:var(--sand-2);
  }
  .hero-visual .frame img{width:100%;height:400px;object-fit:cover}
  .hero-visual .frame::after{
    content:"";position:absolute;right:-30px;top:-30px;width:150px;height:150px;
    background:rgba(200,240,75,.16);transform:skewX(-16deg);border-radius:20px;
  }
  .hero-float{
    position:absolute;left:-18px;bottom:-22px;width:min(300px,88%);
    background:#fff;border:1px solid var(--line);border-radius:18px;
    box-shadow:var(--shadow-2);padding:14px;display:flex;gap:12px;align-items:center;
  }
  .hero-float img{width:58px;height:58px;border-radius:12px;object-fit:cover;flex:none}
  .hero-float .tag{
    display:inline-block;background:var(--lime);color:var(--ink);
    font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;
  }
  .hero-float p{font-size:14px;font-weight:600;color:var(--ink);line-height:1.45;margin:5px 0 3px}
  .hero-float time{font-size:12px;color:var(--muted)}

  /* ============ 对比行 ============ */
  .compare{background:var(--sand-2)}
  .compare-row{
    display:grid;grid-template-columns:76px 1fr auto;gap:24px;align-items:center;
    padding:26px 0;border-bottom:1px solid rgba(14,59,52,.12);
  }
  .compare-row:last-child{border-bottom:none}
  .compare-num{
    font-size:44px;font-weight:800;line-height:1;color:rgba(14,59,52,.14);
    font-variant-numeric:tabular-nums;letter-spacing:-.03em;
  }
  .compare-row h3{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:6px}
  .compare-row p{font-size:15px;color:var(--muted);line-height:1.8;max-width:640px}
  .compare-tag{
    display:inline-flex;align-items:center;height:32px;padding:0 14px;
    border-radius:999px;background:#fff;border:1px solid var(--line);
    font-size:13px;font-weight:600;color:var(--ink-soft);white-space:nowrap;
  }

  /* ============ 深色数据板块 ============ */
  .dark-band{background:var(--ink);color:#fff;position:relative;overflow:hidden}
  .dark-band::before{
    content:"";position:absolute;inset:auto 0 0 0;height:1px;
    background:linear-gradient(90deg,transparent,rgba(200,240,75,.55),transparent);
  }
  .dark-band .eyebrow{color:var(--lime)}
  .dark-band .eyebrow::before{background:var(--lime)}
  .dark-band h2{
    font-size:38px;line-height:1.24;font-weight:700;letter-spacing:-.01em;
    color:#fff;margin:12px 0 14px;
  }
  .dark-band .lead{font-size:16px;color:rgba(255,255,255,.72);line-height:1.85;max-width:720px}
  .stat-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px;
  }
  .stat-card{
    background:rgba(0,0,0,.18);border:1px solid rgba(255,255,255,.10);
    border-radius:24px;padding:26px;transition:transform .18s ease,border-color .18s ease,background .18s ease;
  }
  .stat-card:hover{transform:translateY(-4px);border-color:rgba(200,240,75,.45);background:rgba(0,0,0,.26)}
  .stat-card b{
    display:block;font-size:46px;line-height:1.05;font-weight:800;color:var(--lime);
    font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  }
  .stat-card span{display:block;margin-top:8px;font-size:14px;color:rgba(255,255,255,.75)}
  .dark-foot{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
    gap:20px;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12);
  }
  .dark-foot p{font-size:14px;color:rgba(255,255,255,.66);max-width:620px}

  /* ============ 图文区块 ============ */
  .split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
  .split-img{border-radius:28px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);background:var(--sand-2)}
  .split-img img{width:100%;height:420px;object-fit:cover}
  .split h2{font-size:36px;line-height:1.24;font-weight:700;color:var(--ink);margin:12px 0 16px;letter-spacing:-.01em}
  .split .lead{font-size:16px;color:var(--muted);line-height:1.85;margin-bottom:26px}
  .fact-list{display:grid;gap:18px}
  .fact{display:grid;grid-template-columns:44px 1fr;gap:14px}
  .fact i{
    font-style:normal;width:44px;height:44px;border-radius:12px;
    background:rgba(255,90,31,.12);color:var(--brand);
    display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
  }
  .fact h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:4px}
  .fact p{font-size:15px;color:var(--muted);line-height:1.8}

  /* ============ 流程 ============ */
  .steps{background:var(--sand-2)}
  .step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
  .step{
    position:relative;background:#fff;border:1px solid var(--line);
    border-radius:24px;padding:26px 22px;box-shadow:var(--shadow-1);
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,31,.35)}
  .step .dot{
    width:34px;height:34px;border-radius:50%;background:var(--ink);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:14px;font-weight:700;margin-bottom:16px;font-variant-numeric:tabular-nums;
  }
  .step:first-child .dot{background:var(--brand)}
  .step h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px}
  .step p{font-size:14px;color:var(--muted);line-height:1.8}
  .step::after{
    content:"";position:absolute;right:-12px;top:42px;width:24px;height:1px;
    background:rgba(14,59,52,.18);
  }
  .step:last-child::after{display:none}

  /* ============ FAQ ============ */
  .faq-wrap{display:grid;grid-template-columns:340px 1fr;gap:56px;align-items:start}
  .faq-item{
    position:relative;background:#fff;border:1px solid var(--line);
    border-radius:16px;padding:16px 20px;margin-bottom:12px;
    transition:box-shadow .18s ease,border-color .18s ease;
  }
  .faq-item:hover{border-color:rgba(14,59,52,.28)}
  .faq-item[open]{border-color:rgba(255,90,31,.35);box-shadow:var(--shadow-1)}
  .faq-item[open]::before{
    content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
    border-radius:2px;background:var(--lime);
  }
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:flex-start;
    justify-content:space-between;gap:16px;
    font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{
    content:"+";flex:none;font-size:22px;line-height:1;color:var(--ink-soft);
    transition:transform .2s ease;margin-top:2px;
  }
  .faq-item[open] summary::after{transform:rotate(45deg);color:var(--brand)}
  .faq-body{padding-top:12px;font-size:15px;color:var(--muted);line-height:1.85}

  /* ============ CTA ============ */
  .cta-band{background:var(--sand-2);padding:80px 0}
  .cta-card{
    position:relative;overflow:hidden;background:#fff;
    border:1px solid var(--line);border-radius:28px;
    padding:44px;display:grid;grid-template-columns:1.5fr auto;gap:32px;align-items:center;
    box-shadow:var(--shadow-1);
  }
  .cta-card::before{
    content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
    background:radial-gradient(circle,rgba(255,90,31,.16),transparent 68%);
  }
  .cta-card h2{font-size:32px;line-height:1.26;font-weight:700;color:var(--ink);margin-bottom:12px;letter-spacing:-.01em}
  .cta-card p{font-size:16px;color:var(--muted);line-height:1.85;max-width:620px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}

  /* ============ 相关分类 ============ */
  .related{background:var(--sand);padding:56px 0 72px}
  .related h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:18px}
  .chips{display:flex;flex-wrap:wrap;gap:10px}
  .chip{
    display:inline-flex;align-items:center;height:40px;padding:0 18px;
    border-radius:999px;border:1px solid var(--line);background:#fff;
    font-size:14px;font-weight:600;color:var(--ink);
    transition:background .15s ease,color .15s ease,border-color .15s ease,transform .15s ease;
  }
  .chip:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-1px)}
  .chip.is-current{background:var(--ink);color:#fff;border-color:var(--ink)}
  .chip.is-current:hover{transform:none}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--ink);color:#fff;padding:64px 0 28px;position:relative}
  .site-footer::before{
    content:"";position:absolute;top:0;left:0;right:0;height:1px;
    background:linear-gradient(90deg,transparent,rgba(200,240,75,.5),transparent);
  }
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
  .site-footer .logo{color:#fff;margin-bottom:16px}
  .footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:340px}
  .footer-contact{display:grid;gap:6px;margin-top:18px;font-size:13px;color:rgba(255,255,255,.58)}
  .footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em}
  .footer-links{display:grid;gap:10px}
  .footer-links a{
    font-size:14px;color:rgba(255,255,255,.78);
    transition:color .15s ease,transform .15s ease;
  }
  .footer-links a:hover{color:var(--lime);transform:translateX(2px)}
  .footer-actions{display:flex;flex-wrap:wrap;gap:10px}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;color:rgba(255,255,255,.58);
  }

  /* ============ 底部转化条 ============ */
  .sticky-cta{
    position:fixed;left:50%;bottom:24px;transform:translateX(-50%);
    width:min(720px,calc(100% - 40px));z-index:80;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    background:#fff;border:1px solid var(--line);border-radius:999px;
    padding:10px 12px 10px 24px;box-shadow:var(--shadow-2);
  }
  .sticky-cta p{font-size:14px;font-weight:600;color:var(--ink)}
  .sticky-cta .btn{height:40px;padding:0 20px;border-radius:999px;font-size:14px}
  body{padding-bottom:96px}

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .nav-links,.mega{display:none}
    .burger{display:flex}
    .hero-grid{grid-template-columns:1fr;gap:40px;padding-top:24px}
    .hero-visual .frame img{height:340px}
    .hero-float{left:12px;bottom:-18px}
    .split{grid-template-columns:1fr;gap:32px}
    .split-img img{height:320px}
    .faq-wrap{grid-template-columns:1fr;gap:28px}
    .step-grid{grid-template-columns:1fr 1fr}
    .step::after{display:none}
    .stat-grid{grid-template-columns:1fr 1fr}
    .cta-card{grid-template-columns:1fr;padding:32px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .section{padding:64px 0}
    .section-head h2,.dark-band h2{font-size:30px}
    .split h2{font-size:28px}
  }
  @media (max-width:640px){
    .shell{padding:0 20px}
    .section{padding:52px 0}
    .hero{padding-bottom:56px}
    .hero h1{font-size:34px;margin:14px 0}
    .hero-sub{font-size:15px}
    .hero-stat{padding:0 16px}
    .hero-stat b{font-size:30px}
    .hero-actions .btn{flex:1 1 100%}
    .compare-row{grid-template-columns:44px 1fr;gap:14px;align-items:start}
    .compare-num{font-size:30px}
    .compare-tag{grid-column:2;justify-self:start}
    .stat-grid{grid-template-columns:1fr;gap:14px}
    .stat-card b{font-size:38px}
    .step-grid{grid-template-columns:1fr}
    .cta-card{padding:26px;border-radius:24px}
    .cta-card h2{font-size:24px}
    .footer-grid{grid-template-columns:1fr;gap:28px}
    .sticky-cta{
      bottom:0;left:0;right:0;transform:none;width:100%;
      border-radius:0;border-left:none;border-right:none;border-bottom:none;
      padding:10px 16px;
    }
    .sticky-cta p{font-size:13px}
    body{padding-bottom:84px}
    .section-head h2,.dark-band h2{font-size:26px}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
    .btn:hover,.stat-card:hover,.step:hover,.chip:hover,.mega-item:hover,.footer-links a:hover{transform:none !important}
  }

/* roulang page: category5 */
:root{
    --brand:#FF5A1F;
    --brand-deep:#D63F08;
    --ink:#0E3B34;
    --ink-soft:#1F6E5E;
    --lime:#C8F04B;
    --lime-deep:#7FA81F;
    --sand:#FAF7F2;
    --sand-2:#F2ECE3;
    --line:#E6DFD4;
    --text:#2B2B2B;
    --muted:#6B6B6B;
    --r-big:28px;
    --r-card:24px;
    --r-btn:14px;
    --shadow-1:0 4px 16px rgba(14,59,52,.06);
    --shadow-2:0 12px 32px rgba(14,59,52,.12);
    --grad:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
  }

  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
  body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--text);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
  }
  img{ display:block; max-width:100%; }
  a{ color:inherit; text-decoration:none; }
  button{ font-family:inherit; }
  h1,h2,h3,h4,p{ margin:0; }
  ul{ margin:0; padding:0; list-style:none; }
  :focus-visible{ outline:2px solid var(--ink); outline-offset:2px; border-radius:6px; }

  .shell{ width:100%; max-width:1200px; margin:0 auto; padding:0 24px; }
  .num{ font-variant-numeric:tabular-nums; }

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky; top:0; z-index:60;
    background:rgba(255,255,255,.92);
    backdrop-filter:saturate(180%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{ box-shadow:var(--shadow-1); }
  .header-inner{
    display:flex; align-items:center; gap:20px;
    height:72px;
  }
  .logo{
    display:inline-flex; align-items:center; gap:8px;
    font-size:21px; font-weight:800; letter-spacing:-.01em;
    color:var(--ink); white-space:nowrap;
  }
  .logo-mark{
    width:13px; height:13px; border-radius:3px; flex:none;
    background:var(--lime);
    transform:skewX(-14deg);
    box-shadow:0 0 0 3px rgba(200,240,75,.22);
  }
  .logo:hover .logo-mark{ background:var(--brand); }

  .nav-links{
    display:flex; align-items:center; gap:16px;
    margin-left:8px; flex:1 1 auto; min-width:0;
    overflow:hidden;
  }
  .nav-link{
    position:relative;
    padding:9px 2px;
    font-size:14.5px; font-weight:600;
    color:var(--ink); white-space:nowrap;
    transition:color .18s ease;
  }
  .nav-link::after{
    content:""; position:absolute; left:50%; bottom:0;
    width:0; height:3px; border-radius:3px; background:var(--lime);
    transform:translateX(-50%);
    transition:width .18s ease;
  }
  .nav-link:hover{ color:var(--brand); }
  .nav-link:hover::after{ width:60%; }
  .nav-link.is-active{ color:var(--brand); }
  .nav-link.is-active::after{ width:60%; }

  .nav-right{ display:flex; align-items:center; gap:10px; margin-left:auto; }

  .mega-wrap{ position:relative; }
  .mega-trigger{
    display:inline-flex; align-items:center; gap:6px;
    height:40px; padding:0 16px;
    border-radius:999px;
    border:1px solid rgba(14,59,52,.22);
    background:#fff; color:var(--ink);
    font-size:14px; font-weight:600; cursor:pointer;
    transition:background .18s ease, border-color .18s ease, color .18s ease;
  }
  .mega-trigger::after{
    content:""; width:7px; height:7px; border-right:2px solid currentColor;
    border-bottom:2px solid currentColor; transform:rotate(45deg) translateY(-2px);
    transition:transform .18s ease;
  }
  .mega-trigger:hover{ background:rgba(14,59,52,.06); border-color:var(--ink); color:var(--brand); }
  .mega-wrap:focus-within .mega-trigger{ border-color:var(--brand); box-shadow:0 0 0 2px rgba(255,90,31,.25); }

  .mega-panel{
    position:absolute; right:0; top:calc(100% + 12px);
    width:640px; max-width:calc(100vw - 48px);
    background:#fff; border:1px solid var(--line); border-radius:20px;
    box-shadow:var(--shadow-2);
    padding:18px;
    opacity:0; visibility:hidden; transform:translateY(6px);
    transition:opacity .18s ease, transform .18s ease, visibility .18s;
    z-index:70;
  }
  .mega-wrap:hover .mega-panel,
  .mega-wrap:focus-within .mega-panel{ opacity:1; visibility:visible; transform:translateY(0); }

  .mega-body{ display:grid; grid-template-columns:1.15fr .85fr; gap:16px; }
  .mega-cols{ display:grid; grid-template-columns:1fr 1fr; gap:6px 10px; }
  .mega-item{
    display:flex; align-items:flex-start; gap:8px;
    padding:8px; border-radius:12px;
    transition:background .16s ease;
  }
  .mega-item:hover{ background:var(--sand); }
  .mega-item .dot{
    width:7px; height:7px; border-radius:2px; background:var(--lime); flex:none; margin-top:7px;
  }
  .mega-item strong{ display:block; font-size:13.5px; font-weight:600; color:var(--ink); line-height:1.4; }
  .mega-item em{ display:block; font-style:normal; font-size:11.5px; color:var(--muted); line-height:1.5; }
  .mega-feature{
    position:relative; display:block; border-radius:16px; overflow:hidden;
    aspect-ratio:4/3; background:var(--sand-2);
  }
  .mega-feature img{ width:100%; height:100%; object-fit:cover; transition:transform .25s ease; }
  .mega-feature:hover img{ transform:scale(1.04); }
  .mega-feature-mask{
    position:absolute; inset:auto 0 0 0; padding:14px;
    background:linear-gradient(180deg,rgba(14,59,52,0) 0%,rgba(14,59,52,.82) 100%);
    color:#fff;
  }
  .mega-feature-mask em{
    display:inline-block; font-style:normal; font-size:11px; font-weight:600;
    background:var(--lime); color:var(--ink); padding:2px 8px; border-radius:999px;
  }
  .mega-feature-mask strong{ display:block; margin-top:6px; font-size:14.5px; font-weight:700; }

  .mega-latest{ margin-top:14px; padding-top:14px; border-top:1px dashed var(--line); }
  .mega-latest-title{ font-size:12px; font-weight:700; color:var(--muted); letter-spacing:.06em; }
  .mega-latest a{
    display:flex; gap:10px; align-items:baseline;
    padding:7px 4px; border-radius:10px;
    font-size:13.5px; color:var(--ink);
    transition:background .16s ease, color .16s ease;
  }
  .mega-latest a:hover{ background:var(--sand); color:var(--brand); }
  .mega-latest time{ font-size:12px; color:var(--muted); font-variant-numeric:tabular-nums; flex:none; }

  .nav-toggle{
    display:none;
    width:44px; height:44px; border-radius:12px;
    border:1px solid var(--line); background:#fff;
    align-items:center; justify-content:center; cursor:pointer;
    flex-direction:column; gap:5px;
  }
  .nav-toggle span{ display:block; width:18px; height:2px; border-radius:2px; background:var(--ink); }

  /* ---------- 移动抽屉 ---------- */
  .mobile-drawer{
    position:fixed; inset:0; z-index:90;
    background:#fff; display:flex; flex-direction:column;
    padding:0 20px 20px;
    transform:translateX(100%);
    transition:transform .22s ease;
    visibility:hidden;
  }
  .mobile-drawer.is-open{ transform:translateX(0); visibility:visible; }
  .drawer-head{
    display:flex; align-items:center; justify-content:space-between;
    height:72px; border-bottom:1px solid var(--line);
  }
  .drawer-close{
    width:44px; height:44px; border-radius:12px; border:1px solid var(--line);
    background:#fff; font-size:22px; line-height:1; color:var(--ink); cursor:pointer;
  }
  .drawer-body{ flex:1; overflow-y:auto; padding:12px 0; }
  .drawer-link{
    display:flex; align-items:center; justify-content:space-between;
    min-height:56px; padding:0 4px;
    font-size:17px; font-weight:600; color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .drawer-link.is-active{ color:var(--brand); }
  .drawer-link::after{ content:"›"; color:var(--line); font-size:20px; }
  .drawer-cta{ width:100%; margin-top:14px; }

  /* ---------- 通用按钮 ---------- */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    height:44px; padding:0 22px; border-radius:var(--r-btn);
    font-size:15px; font-weight:600; line-height:1;
    border:1px solid transparent; cursor:pointer;
    transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, color .18s ease, filter .18s ease;
  }
  .btn-primary{ background:var(--grad); color:#fff; box-shadow:0 8px 20px rgba(255,90,31,.24); }
  .btn-primary:hover{ transform:translateY(-1px); box-shadow:0 12px 28px rgba(255,90,31,.32); filter:brightness(1.03); }
  .btn-primary:active{ transform:translateY(0); box-shadow:inset 0 2px 6px rgba(0,0,0,.18); }
  .btn-ghost{ background:#fff; border-color:rgba(14,59,52,.2); color:var(--ink); }
  .btn-ghost:hover{ background:rgba(14,59,52,.06); border-color:var(--ink); }
  .btn-ghost .arrow{ transition:transform .18s ease; }
  .btn-ghost:hover .arrow{ transform:translateX(4px); }
  .btn-outline-light{ background:transparent; border-color:rgba(255,255,255,.35); color:#fff; }
  .btn-outline-light:hover{ background:rgba(255,255,255,.12); border-color:var(--lime); color:var(--lime); }
  .btn-lg{ height:52px; padding:0 28px; border-radius:999px; font-size:16px; }
  .btn-sm{ height:40px; padding:0 16px; font-size:14px; border-radius:12px; }

  /* ---------- 面包屑 ---------- */
  .crumb{
    display:flex; flex-wrap:wrap; align-items:center; gap:8px;
    font-size:13px; color:var(--muted); padding-top:22px;
  }
  .crumb .sep{ color:rgba(107,107,107,.4); }
  .crumb .current{ color:var(--ink); font-weight:600; }
  .crumb a:hover{ color:var(--brand); }

  /* ---------- 页头 ---------- */
  .page-hero{
    position:relative; overflow:hidden;
    background:var(--sand);
    padding:10px 0 72px;
  }
  .page-hero::before{
    content:""; position:absolute; right:-180px; top:-220px;
    width:660px; height:660px; border-radius:50%;
    background:radial-gradient(circle,rgba(255,90,31,.12) 0%,rgba(255,90,31,0) 68%);
    pointer-events:none;
  }
  .page-hero::after{
    content:""; position:absolute; inset:0; pointer-events:none;
    background-image:repeating-linear-gradient(115deg,rgba(14,59,52,.05) 0 1px,transparent 1px 16px);
    opacity:.5;
  }
  .hero-grid{
    position:relative; z-index:2;
    display:grid; grid-template-columns:7fr 5fr; gap:48px; align-items:center;
    margin-top:34px;
  }
  .badge-data{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--lime); color:var(--ink);
    font-size:12px; font-weight:700; letter-spacing:.02em;
    padding:6px 13px; border-radius:999px;
  }
  .badge-data .dot{ width:6px; height:6px; border-radius:50%; background:var(--ink); }
  h1{
    margin-top:18px;
    font-size:clamp(34px,4.6vw,58px);
    line-height:1.14; font-weight:800; letter-spacing:-.01em;
    color:var(--ink);
  }
  .hero-lead{
    margin-top:18px; max-width:620px;
    font-size:16.5px; line-height:1.85; color:#4a4a4a;
  }
  .hero-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
  .hero-metrics{
    display:flex; flex-wrap:wrap; gap:0; margin-top:36px;
  }
  .metric{ padding:0 26px; border-left:1px solid var(--line); }
  .metric:first-child{ padding-left:0; border-left:none; }
  .metric b{
    display:block; font-size:38px; line-height:1.1; font-weight:800;
    color:var(--ink); font-variant-numeric:tabular-nums;
  }
  .metric span{ display:block; margin-top:4px; font-size:13px; color:var(--muted); }

  .hero-figure{ position:relative; }
  .hero-figure .frame{
    position:relative; border-radius:var(--r-big); overflow:hidden;
    aspect-ratio:4/3; background:var(--sand-2);
    box-shadow:var(--shadow-2);
  }
  .hero-figure .frame img{ width:100%; height:100%; object-fit:cover; }
  .hero-figure .slash{
    position:absolute; width:120px; height:120px; background:rgba(200,240,75,.16);
    transform:skewX(-18deg); pointer-events:none;
  }
  .hero-figure .slash.tl{ top:-16px; right:26px; }
  .hero-figure .slash.br{ bottom:-18px; left:18px; }
  .hero-float{
    position:absolute; left:-14px; bottom:-26px;
    background:#fff; border:1px solid var(--line); border-radius:16px;
    box-shadow:var(--shadow-1);
    padding:12px 16px; display:flex; align-items:center; gap:12px;
    max-width:330px;
  }
  .hero-float .thumb{
    width:52px; height:52px; border-radius:12px; overflow:hidden; flex:none; background:var(--sand-2);
  }
  .hero-float .thumb img{ width:100%; height:100%; object-fit:cover; }
  .hero-float .tag{
    display:inline-block; font-size:11px; font-weight:700; color:var(--ink);
    background:var(--lime); padding:2px 8px; border-radius:999px;
  }
  .hero-float p{ margin-top:6px; font-size:13.5px; font-weight:600; color:var(--ink); line-height:1.45; }
  .hero-float time{ display:block; margin-top:2px; font-size:12px; color:var(--muted); }

  /* ---------- 板块通用 ---------- */
  .section{ padding:80px 0; }
  .section-sand2{ background:var(--sand-2); }
  .section-white{ background:#fff; }
  .section-head{ max-width:760px; }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-size:12.5px; font-weight:700; letter-spacing:.08em;
    color:var(--ink-soft); text-transform:uppercase;
  }
  .eyebrow::before{ content:""; width:22px; height:3px; border-radius:3px; background:var(--brand); }
  h2{
    margin-top:14px;
    font-size:clamp(26px,3.2vw,38px); line-height:1.22; font-weight:800;
    color:var(--ink); letter-spacing:-.01em;
  }
  .section-lead{ margin-top:14px; font-size:15.5px; line-height:1.85; color:var(--muted); }

  /* ---------- 筛选 chips ---------- */
  .chips{ display:flex; flex-wrap:wrap; gap:10px; margin-top:26px; }
  .chip{
    display:inline-flex; align-items:center; justify-content:center;
    height:40px; padding:0 18px; border-radius:999px;
    background:#fff; border:1px solid var(--line);
    font-size:14px; font-weight:600; color:var(--ink);
    cursor:pointer; transition:background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  }
  .chip:hover{ background:var(--sand); border-color:rgba(14,59,52,.3); transform:translateY(-1px); }
  .chip.is-on{ background:var(--ink); border-color:var(--ink); color:#fff; }

  /* ---------- 读者之声（两列不等高） ---------- */
  .voice-grid{
    display:grid; grid-template-columns:1fr 1fr; gap:24px;
    align-items:start; margin-top:38px;
  }
  .voice-col{ display:flex; flex-direction:column; gap:24px; }
  .voice-col.offset{ padding-top:40px; }

  .voice-card{
    background:#fff; border:1px solid var(--line); border-radius:var(--r-card);
    padding:26px 26px 22px; box-shadow:var(--shadow-1);
    transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  }
  .voice-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-2);
    border-color:rgba(255,90,31,.4);
  }
  .voice-top{ display:flex; align-items:center; gap:12px; }
  .avatar{
    width:44px; height:44px; border-radius:50%; flex:none;
    display:flex; align-items:center; justify-content:center;
    font-size:16px; font-weight:800; color:var(--ink);
    background:var(--sand-2); border:1px solid var(--line);
  }
  .avatar.alt{ background:rgba(200,240,75,.5); border-color:rgba(127,168,31,.35); }
  .avatar.alt2{ background:rgba(255,90,31,.13); border-color:rgba(255,90,31,.28); color:var(--brand-deep); }
  .voice-name{ font-size:15px; font-weight:700; color:var(--ink); line-height:1.4; }
  .voice-role{ font-size:12.5px; color:var(--muted); line-height:1.5; }
  .stars{
    margin-left:auto; flex:none;
    display:inline-flex; align-items:center; gap:5px;
    background:rgba(200,240,75,.3); border:1px solid rgba(127,168,31,.3);
    padding:3px 9px; border-radius:999px;
  }
  .stars i{ font-style:normal; font-size:11px; letter-spacing:1px; color:var(--lime-deep); }
  .stars b{ font-size:12px; color:var(--ink); font-weight:700; font-variant-numeric:tabular-nums; }

  .voice-quote{
    position:relative; margin-top:18px;
    font-size:15.5px; line-height:1.85; color:#3a3a3a;
  }
  .voice-quote::before{
    content:"“"; position:absolute; left:-6px; top:-26px;
    font-size:44px; line-height:1; color:rgba(200,240,75,.85);
    font-family:Georgia,serif;
  }
  .voice-foot{
    display:flex; flex-wrap:wrap; align-items:center; gap:10px;
    margin-top:18px; padding-top:14px; border-top:1px dashed var(--line);
    font-size:12.5px; color:var(--muted);
  }
  .voice-tag{
    display:inline-flex; align-items:center;
    background:var(--sand-2); border:1px solid var(--line);
    color:var(--ink-soft); font-weight:600;
    padding:3px 10px; border-radius:999px; font-size:12px;
  }
  .voice-foot .sep{ color:rgba(107,107,107,.4); }

  /* ---------- 统计条 ---------- */
  .stats-strip{
    background:var(--sand-2); border-top:1px solid var(--line); border-bottom:1px solid var(--line);
    padding:48px 0;
  }
  .stats-row{
    display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  }
  .stat{ padding:0 28px; border-left:1px solid rgba(14,59,52,.12); }
  .stat:first-child{ border-left:none; padding-left:0; }
  .stat b{
    display:block; font-size:clamp(30px,3.4vw,44px); line-height:1.1; font-weight:800;
    color:var(--ink); font-variant-numeric:tabular-nums;
  }
  .stat b em{ font-style:normal; font-size:.5em; font-weight:700; margin-left:4px; color:var(--ink-soft); }
  .stat span{ display:block; margin-top:8px; font-size:13.5px; color:var(--muted); line-height:1.6; }

  /* ---------- 栏目说明 ---------- */
  .split{
    display:grid; grid-template-columns:5fr 7fr; gap:56px; align-items:start;
  }
  .split-figure{
    border-radius:var(--r-big); overflow:hidden; background:var(--sand-2);
    aspect-ratio:5/4; box-shadow:var(--shadow-1); margin-top:26px;
  }
  .split-figure img{ width:100%; height:100%; object-fit:cover; }
  .rule-list{ display:flex; flex-direction:column; }
  .rule-item{
    display:flex; gap:22px; padding:26px 0;
    border-top:1px dashed var(--line);
  }
  .rule-item:first-child{ border-top:none; padding-top:0; }
  .rule-num{
    flex:none; font-size:15px; font-weight:800; color:var(--brand);
    font-variant-numeric:tabular-nums; padding-top:3px; width:34px;
  }
  .rule-item h3{ font-size:21px; font-weight:700; color:var(--ink); line-height:1.4; }
  .rule-item p{ margin-top:8px; font-size:15px; line-height:1.8; color:var(--muted); }
  .rule-item .pill{
    display:inline-block; margin-top:12px;
    font-size:12px; font-weight:600; color:var(--ink);
    background:rgba(200,240,75,.5); border:1px solid rgba(127,168,31,.3);
    padding:3px 10px; border-radius:999px;
  }

  /* ---------- FAQ ---------- */
  .faq-wrap{ max-width:880px; margin-top:36px; display:flex; flex-direction:column; gap:12px; }
  .faq-item{
    background:#fff; border:1px solid var(--line); border-radius:16px;
    overflow:hidden; transition:border-color .18s ease, box-shadow .18s ease;
  }
  .faq-item:hover{ border-color:rgba(14,59,52,.24); box-shadow:var(--shadow-1); }
  .faq-item summary{
    position:relative; list-style:none; cursor:pointer;
    display:flex; align-items:center; justify-content:space-between; gap:16px;
    padding:18px 20px 18px 22px;
    font-size:17px; font-weight:600; color:var(--ink);
    transition:color .18s ease;
  }
  .faq-item summary::-webkit-details-marker{ display:none; }
  .faq-item summary::before{
    content:""; position:absolute; left:0; top:16px; bottom:16px;
    width:3px; border-radius:0 3px 3px 0; background:var(--lime);
    opacity:0; transition:opacity .18s ease;
  }
  .faq-item[open] summary::before{ opacity:1; }
  .faq-item summary:hover{ color:var(--brand); }
  .faq-icon{
    flex:none; width:26px; height:26px; border-radius:50%;
    border:1px solid var(--line); background:var(--sand);
    display:flex; align-items:center; justify-content:center;
    font-size:16px; line-height:1; color:var(--ink); font-weight:600;
    transition:transform .2s ease, background .18s ease;
  }
  .faq-item[open] .faq-icon{ transform:rotate(45deg); background:var(--lime); border-color:var(--lime); }
  .faq-answer{ padding:0 20px 20px 22px; font-size:15px; line-height:1.85; color:var(--muted); }

  /* ---------- CTA ---------- */
  .cta-band{
    background:var(--ink); color:#fff; border-radius:var(--r-big);
    padding:56px 56px; position:relative; overflow:hidden;
  }
  .cta-band::before{
    content:""; position:absolute; right:-120px; top:-140px;
    width:420px; height:420px; border-radius:50%;
    background:radial-gradient(circle,rgba(200,240,75,.18) 0%,rgba(200,240,75,0) 70%);
  }
  .cta-band::after{
    content:""; position:absolute; left:0; right:0; top:0; height:3px; background:var(--grad);
  }
  .cta-inner{ position:relative; z-index:2; display:grid; grid-template-columns:1fr auto; gap:32px; align-items:center; }
  .cta-inner h2{ color:#fff; margin-top:10px; }
  .cta-inner p{ margin-top:12px; font-size:15.5px; line-height:1.85; color:rgba(255,255,255,.78); max-width:640px; }
  .cta-actions{ display:flex; flex-wrap:wrap; gap:12px; }
  .cta-actions .btn-ghost{ background:transparent; border-color:rgba(255,255,255,.35); color:#fff; }
  .cta-actions .btn-ghost:hover{ background:rgba(255,255,255,.12); border-color:var(--lime); color:var(--lime); }

  /* ---------- 相关分类 ---------- */
  .rel-wrap{ padding:56px 0 72px; }
  .rel-title{ font-size:14px; font-weight:700; color:var(--muted); letter-spacing:.06em; }
  .rel-chips{ display:flex; flex-wrap:wrap; gap:10px; margin-top:16px; }
  .rel-chip{
    display:inline-flex; align-items:center; height:42px; padding:0 18px;
    border-radius:999px; border:1px solid var(--line); background:#fff;
    font-size:14px; font-weight:600; color:var(--ink);
    transition:background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  }
  .rel-chip:hover{ background:var(--sand-2); border-color:rgba(14,59,52,.3); transform:translateY(-1px); }
  .rel-chip.is-on{ background:var(--ink); border-color:var(--ink); color:#fff; }
  .rel-chip.is-on:hover{ background:var(--ink); color:#fff; }

  /* ---------- 页脚 ---------- */
  .site-footer{
    background:var(--ink); color:#fff;
    border-top:1px solid rgba(200,240,75,.2);
    padding:64px 0 26px;
  }
  .footer-grid{
    display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px;
  }
  .site-footer .logo{ color:#fff; font-size:20px; }
  .site-footer .logo-mark{ box-shadow:none; }
  .footer-desc{
    margin-top:16px; font-size:14px; line-height:1.85; color:rgba(255,255,255,.7); max-width:360px;
  }
  .footer-contact{ margin-top:18px; display:flex; flex-direction:column; gap:6px; font-size:13.5px; color:rgba(255,255,255,.62); }
  .footer-title{ font-size:13px; font-weight:700; letter-spacing:.08em; color:var(--lime); }
  .footer-links{ margin-top:16px; display:flex; flex-direction:column; gap:10px; }
  .footer-links a{
    font-size:14px; color:rgba(255,255,255,.8);
    transition:color .16s ease, transform .16s ease;
    display:inline-block;
  }
  .footer-links a:hover{ color:var(--lime); transform:translateX(2px); }
  .footer-actions{ margin-top:16px; display:flex; flex-direction:column; gap:10px; align-items:flex-start; }
  .footer-bottom{
    margin-top:44px; padding-top:18px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex; flex-wrap:wrap; gap:10px; justify-content:space-between;
    font-size:13px; color:rgba(255,255,255,.55);
  }

  /* ---------- 底部转化条 ---------- */
  .sticky-bar{
    position:fixed; left:50%; bottom:24px; transform:translateX(-50%);
    width:min(720px,calc(100% - 40px));
    background:#fff; border:1px solid var(--line); border-radius:999px;
    box-shadow:var(--shadow-2);
    display:flex; align-items:center; justify-content:space-between; gap:16px;
    padding:10px 12px 10px 24px; z-index:45;
  }
  .sticky-bar p{ font-size:14px; font-weight:600; color:var(--ink); line-height:1.4; }

  /* ---------- 响应式 ---------- */
  @media (max-width:1120px){
    .nav-links{ gap:12px; }
    .nav-link{ font-size:13.5px; }
    .hero-grid{ gap:32px; }
  }
  @media (max-width:1024px){
    .nav-links{ display:none; }
    .mega-wrap{ display:none; }
    .nav-toggle{ display:flex; }
    .hero-grid{ grid-template-columns:1fr; gap:36px; }
    .hero-figure{ order:-1; max-width:560px; }
    .hero-float{ left:12px; }
    .split{ grid-template-columns:1fr; gap:32px; }
    .stats-row{ grid-template-columns:1fr 1fr; gap:28px 0; }
    .stat:nth-child(3){ border-left:none; padding-left:0; }
    .cta-band{ padding:44px 36px; }
    .cta-inner{ grid-template-columns:1fr; gap:24px; }
    .footer-grid{ grid-template-columns:1fr 1fr; gap:32px; }
  }
  @media (max-width:768px){
    .section{ padding:56px 0; }
    .page-hero{ padding-bottom:56px; }
    .voice-grid{ grid-template-columns:1fr; gap:18px; }
    .voice-col{ gap:18px; }
    .voice-col.offset{ padding-top:0; }
    .metric{ padding:0 16px; }
    .metric b{ font-size:30px; }
    .cta-band{ padding:34px 24px; border-radius:24px; }
    .footer-grid{ grid-template-columns:1fr; gap:28px; }
    .sticky-bar{
      left:0; right:0; bottom:0; transform:none; width:100%;
      border-radius:0; border-left:none; border-right:none; border-bottom:none;
      padding:10px 16px;
    }
    body{ padding-bottom:74px; }
  }
  @media (max-width:520px){
    .shell{ padding:0 18px; }
    h1{ font-size:32px; }
    .hero-metrics{ gap:18px 0; }
    .metric{ padding:0 14px; }
    .metric:first-child{ padding-left:0; }
    .stat{ padding:0 16px; }
    .voice-card{ padding:22px 20px 18px; }
    .chips{ gap:8px; }
    .chip{ height:38px; padding:0 14px; font-size:13.5px; }
    .sticky-bar p{ font-size:13px; }
    .sticky-bar .btn{ height:40px; padding:0 16px; font-size:14px; }
  }
  @media (prefers-reduced-motion:reduce){
    *{ transition:none !important; animation:none !important; scroll-behavior:auto !important; }
  }

/* roulang page: category6 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F08;
  --ink:#0E3B34;
  --ink-soft:#1F6E5E;
  --lime:#C8F04B;
  --sand:#FAF7F2;
  --sand-2:#F2ECE3;
  --line:#E6DFD4;
  --text:#2B2B2B;
  --muted:#6B6B6B;
  --radius-card:24px;
  --radius-xl:28px;
  --radius-btn:14px;
  --shadow-soft:0 4px 16px rgba(14,59,52,.06);
  --shadow-lift:0 12px 32px rgba(14,59,52,.12);
  --brand-grad:linear-gradient(135deg,#FF5A1F 0%,#FF8A3D 55%,#FFB65C 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:6px}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 6px 18px rgba(255,90,31,.24)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.32);filter:brightness(1.03)}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 6px rgba(0,0,0,.16)}
.btn-ghost{background:#fff;color:var(--ink);border-color:rgba(14,59,52,.2)}
.btn-ghost:hover{background:rgba(14,59,52,.06);border-color:var(--ink);transform:translateY(-1px)}
.btn-ghost:hover .btn-arrow{transform:translateX(4px)}
.btn-arrow{transition:transform .18s ease}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-outline-light:hover{background:rgba(200,240,75,.14);border-color:rgba(200,240,75,.8);color:var(--lime)}
.btn-sm{height:36px;padding:0 16px;font-size:13.5px;border-radius:10px}
.btn-lg{height:52px;padding:0 30px;border-radius:999px;font-size:16px}
.btn-block{width:100%}

/* ---------- 徽章 / 标签 ---------- */
.badge-data{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--lime);color:var(--ink);
  font-size:12.5px;font-weight:600;line-height:1;
  padding:8px 12px;border-radius:999px;
}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(14,59,52,.06);color:var(--ink-soft);
  font-size:12.5px;font-weight:600;line-height:1;
  padding:7px 12px;border-radius:999px;
}
.chip{
  display:inline-flex;align-items:center;
  height:38px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-soft);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.chip:hover{background:rgba(14,59,52,.06);border-color:rgba(14,59,52,.28);transform:translateY(-1px)}
.chip.is-current{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip.is-current:hover{background:var(--ink);transform:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em;
  flex-shrink:0;
}
.logo-mark{
  width:12px;height:12px;background:var(--lime);border-radius:3px;
  transform:skewX(-14deg);box-shadow:0 0 0 3px rgba(200,240,75,.26);
  flex-shrink:0;
}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 11px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--ink);
  transition:color .18s ease,background-color .18s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:4px;
  width:0;height:3px;border-radius:3px;background:var(--lime);
  transform:translateX(-50%);
  transition:width .18s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{width:60%}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{width:60%}
.mega-wrap{position:relative;flex-shrink:0}
.mega-btn{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 16px;border-radius:999px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);
  font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.mega-btn:hover{background:var(--ink-soft);box-shadow:var(--shadow-soft)}
.mega-btn i{font-size:11px;transition:transform .18s ease}
.mega-wrap:hover .mega-btn i,.mega-wrap:focus-within .mega-btn i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);
  width:620px;background:#fff;border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--shadow-lift);
  padding:20px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-grid{display:grid;grid-template-columns:1.25fr .95fr;gap:20px}
.mega-list{display:grid;grid-template-columns:1fr;gap:4px}
.mega-item{
  display:flex;align-items:center;gap:9px;
  padding:9px 10px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--ink);
  transition:background-color .16s ease,color .16s ease;
}
.mega-item:hover{background:var(--sand-2);color:var(--brand)}
.mega-dot{width:8px;height:8px;border-radius:2px;background:var(--lime);flex-shrink:0}
.mega-item.is-current .mega-dot{background:var(--brand)}
.mega-card{
  position:relative;display:block;border-radius:16px;overflow:hidden;
  aspect-ratio:4/3;background:var(--sand-2);
}
.mega-card img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.mega-card:hover img{transform:scale(1.04)}
.mega-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,59,52,0) 38%,rgba(14,59,52,.78) 100%);
}
.mega-card span{
  position:absolute;left:14px;bottom:12px;z-index:2;
  color:#fff;font-size:14px;font-weight:700;
}
.mega-foot{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  display:grid;gap:8px;
}
.mega-foot-title{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.08em}
.mega-news{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink);transition:color .16s ease}
.mega-news:hover{color:var(--brand)}
.mega-news time{color:var(--muted);font-size:12.5px;font-variant-numeric:tabular-nums;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;margin-left:auto;
  transition:background-color .18s ease,border-color .18s ease;
}
.nav-toggle:hover{background:var(--sand-2);border-color:rgba(14,59,52,.24)}
.mobile-drawer{
  position:fixed;inset:0;z-index:120;background:#fff;
  display:none;flex-direction:column;
  padding:16px 20px 0;overflow-y:auto;
}
.mobile-drawer.is-open{display:flex}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:56px;flex-shrink:0}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;display:inline-flex;
  align-items:center;justify-content:center;
}
.drawer-links{display:flex;flex-direction:column;margin-top:8px}
.drawer-links a{
  display:flex;align-items:center;min-height:56px;
  font-size:18px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-links a.is-active{color:var(--brand)}
.drawer-cta{margin-top:auto;padding:16px 0 24px}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:18px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted);transition:color .16s ease}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:rgba(107,107,107,.4)}
.crumb .current{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.page-hero{padding:22px 0 64px}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
}
.hero-eyebrow{margin-bottom:18px}
.page-h1{
  font-size:56px;line-height:1.15;font-weight:800;letter-spacing:-.01em;
  color:var(--ink);
}
.page-h1 em{font-style:normal;color:var(--brand)}
.hero-lead{
  margin-top:20px;max-width:560px;
  font-size:17px;line-height:1.8;color:var(--muted);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;
  padding-top:26px;border-top:1px solid var(--line);
}
.hero-stat{border-left:1px solid var(--line);padding-left:18px}
.hero-stat:first-child{border-left:0;padding-left:0}
.hero-stat strong{
  display:block;font-size:34px;line-height:1.1;font-weight:800;
  color:var(--ink);font-variant-numeric:tabular-nums;
}
.hero-stat span{display:block;margin-top:4px;font-size:13px;color:var(--muted)}
.hero-visual{position:relative}
.hero-figure{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;
  background:var(--sand-2);box-shadow:var(--shadow-soft);
  aspect-ratio:4/3;
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-figure::before{
  content:"";position:absolute;top:-30px;right:-30px;width:130px;height:130px;
  background:rgba(200,240,75,.55);transform:skewX(-16deg);z-index:2;border-radius:8px;
}
.hero-float{
  position:absolute;left:-24px;bottom:24px;z-index:3;
  display:flex;gap:12px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow-lift);padding:12px 16px;max-width:310px;
}
.hero-float img{width:56px;height:56px;border-radius:12px;object-fit:cover;flex-shrink:0}
.hero-float .hf-title{font-size:14px;font-weight:700;color:var(--ink);line-height:1.4}
.hero-float .hf-meta{margin-top:5px;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section-sand2{background:var(--sand-2)}
.section-ink{background:var(--ink);color:#fff}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{
  font-size:38px;line-height:1.22;font-weight:700;color:var(--ink);letter-spacing:-.01em;
}
.section-head p{margin-top:14px;font-size:16px;color:var(--muted);line-height:1.8}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;color:var(--ink-soft);
  letter-spacing:.06em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--brand)}

/* ---------- 横向滚动赛程卡 ---------- */
.scroll-row{
  display:flex;gap:24px;overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 4px 18px;
  -webkit-overflow-scrolling:touch;
}
.scroll-row::-webkit-scrollbar{height:6px}
.scroll-row::-webkit-scrollbar-thumb{background:rgba(14,59,52,.18);border-radius:99px}
.fixture-card{
  flex:0 0 340px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.fixture-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:rgba(14,59,52,.2)}
.fixture-media{position:relative;aspect-ratio:16/9;background:var(--sand-2);overflow:hidden}
.fixture-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.fixture-card:hover .fixture-media img{transform:scale(1.03)}
.fixture-media .badge-data{position:absolute;left:14px;top:14px}
.fixture-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.fixture-body h3{font-size:18px;font-weight:700;color:var(--ink);line-height:1.45}
.fixture-body p{font-size:14px;color:var(--muted);line-height:1.7}
.fixture-meta{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.fixture-meta i{color:var(--brand)}

/* ---------- 三步说明条 ---------- */
.step-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);
}
.step-cell{
  padding:28px 26px;border-left:1px dashed var(--line);
  display:flex;gap:16px;align-items:flex-start;
  transition:background-color .18s ease;
}
.step-cell:first-child{border-left:0}
.step-cell:hover{background:var(--sand)}
.step-num{
  flex-shrink:0;width:40px;height:40px;border-radius:12px;
  background:rgba(255,90,31,.1);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step-cell h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px}
.step-cell p{font-size:14px;color:var(--muted);line-height:1.7}

/* ---------- FAQ + 表单双栏 ---------- */
.qa-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:40px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  overflow:hidden;position:relative;
  transition:box-shadow .18s ease,border-color .18s ease;
}
.faq-item:hover{border-color:rgba(14,59,52,.24);box-shadow:var(--shadow-soft)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:18px 20px;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-plus{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  background:rgba(14,59,52,.06);color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;transition:transform .2s ease,background-color .2s ease,color .2s ease;
  margin-top:2px;
}
.faq-item[open]{border-color:rgba(14,59,52,.24);box-shadow:var(--shadow-soft)}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--lime);border-radius:0 3px 3px 0;
}
.faq-item[open] .faq-plus{transform:rotate(45deg);background:var(--ink);color:#fff}
.faq-answer{
  padding:0 20px 20px 20px;
  font-size:15px;line-height:1.85;color:var(--muted);
  border-top:1px dashed transparent;
}
.faq-answer p{margin-top:12px}

.form-card{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-soft);
  padding:28px;
}
.form-card h3{font-size:22px;font-weight:700;color:var(--ink);line-height:1.4}
.form-card .form-sub{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7}
.form-body{margin-top:20px;display:flex;flex-direction:column;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--line);border-radius:12px;background:#fff;
  font-size:15px;color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7}
.field select{
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%230E3B34' d='M1.4.6 6 5.2 10.6.6 12 2 6 8 0 2z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
  padding-right:38px;
}
.field input::placeholder,.field textarea::placeholder{color:#A8A8A8}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(255,90,31,.14);
}
.form-note{font-size:12px;color:var(--muted);line-height:1.6}
.form-success{
  display:none;background:var(--ink);color:#fff;
  border-radius:16px;padding:22px;font-size:14.5px;line-height:1.8;
}
.form-success i{color:var(--lime);margin-right:8px}
.form-card.is-sent .form-body,
.form-card.is-sent .form-note{display:none}
.form-card.is-sent .form-success{display:block}

.contact-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.contact-row{display:flex;gap:14px;align-items:flex-start}
.contact-ico{
  flex-shrink:0;width:40px;height:40px;border-radius:12px;
  background:rgba(200,240,75,.5);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.contact-row strong{display:block;font-size:14px;font-weight:700;color:var(--ink)}
.contact-row span{display:block;font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- 地图占位 ---------- */
.map-block{
  margin-top:48px;position:relative;
  height:240px;border-radius:var(--radius-card);
  background:var(--sand-2);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
}
.map-block::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(14,59,52,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(14,59,52,.055) 1px,transparent 1px);
  background-size:44px 44px;
}
.map-inner{
  position:relative;z-index:2;text-align:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:18px 26px;box-shadow:var(--shadow-soft);max-width:420px;
}
.map-inner i{color:var(--brand);font-size:20px}
.map-inner strong{display:block;margin-top:8px;font-size:15px;font-weight:700;color:var(--ink)}
.map-inner span{display:block;margin-top:6px;font-size:13px;color:var(--muted);line-height:1.6}

/* ---------- 底部 CTA ---------- */
.cta-panel{
  background:var(--ink);border-radius:var(--radius-xl);
  padding:56px 48px;position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.32) 0%,rgba(255,90,31,0) 70%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center}
.cta-panel h2{font-size:34px;line-height:1.25;font-weight:700;color:#fff;letter-spacing:-.01em}
.cta-panel p{margin-top:14px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.76);max-width:560px}
.cta-line{width:64px;height:3px;border-radius:3px;background:var(--brand-grad);margin-bottom:20px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- 相关分类 ---------- */
.related-block{padding:56px 0 72px}
.related-block h2{font-size:24px;font-weight:700;color:var(--ink);margin-bottom:20px}
.chip-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;border-top:1px solid rgba(200,240,75,.2);margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr .9fr;gap:40px;
  padding:60px 0 36px;
}
.site-footer .logo{color:#fff;font-size:19px}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:330px}
.footer-contact{margin-top:18px;display:flex;flex-direction:column;gap:7px;font-size:13px;color:rgba(255,255,255,.62)}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{
  font-size:14px;color:rgba(255,255,255,.8);
  transition:color .18s ease,transform .18s ease;
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px)}
.footer-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.58);
}

/* ---------- 移动底部转化条 ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  display:none;align-items:center;justify-content:space-between;gap:12px;
  height:60px;padding:0 16px;
  background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 18px rgba(14,59,52,.08);
}
.mobile-bar span{font-size:14px;font-weight:600;color:var(--ink)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-links,.mega-wrap{display:none}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .page-h1{font-size:44px}
  .qa-grid{grid-template-columns:1fr;gap:32px}
  .form-card{position:static}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .shell{padding:0 20px}
  .section{padding:52px 0}
  .page-hero{padding:16px 0 44px}
  .page-h1{font-size:34px}
  .hero-lead{font-size:15.5px}
  .hero-stats{gap:18px}
  .hero-stat strong{font-size:28px}
  .hero-stat span{font-size:12.5px}
  .hero-float{left:0;bottom:14px;max-width:calc(100% - 12px);padding:10px 12px}
  .section-head h2{font-size:27px}
  .step-row{grid-template-columns:1fr}
  .step-cell{border-left:0;border-top:1px dashed var(--line)}
  .step-cell:first-child{border-top:0}
  .fixture-card{flex:0 0 82%}
  .cta-panel{padding:36px 24px;border-radius:22px}
  .cta-panel h2{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mobile-bar{display:flex}
  body{padding-bottom:72px}
  .map-block{height:200px}
  .map-inner{padding:14px 18px;max-width:88%}
}
@media (max-width:520px){
  .page-h1{font-size:30px}
  .hero-actions .btn{width:100%}
  .hero-stats{flex-direction:column;gap:14px}
  .hero-stat{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:12px}
  .hero-stat:first-child{border-top:0;padding-top:0}
  .form-card{padding:22px}
  .faq-item summary{font-size:16px;padding:16px}
  .faq-answer{padding:0 16px 16px 16px;font-size:14.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}