/* roulang page: index */
:root{
  --brand-900:#06251C;
  --brand-700:#0B4A38;
  --brand-600:#0F7A5F;
  --brand-500:#16A87C;
  --brand-300:#6FD3AE;
  --accent-600:#E0431F;
  --accent-500:#FF5A3C;
  --accent-300:#FFB39E;
  --amber-500:#F5B301;
  --ink-900:#10201B;
  --ink-600:#4B5F58;
  --ink-400:#8A9A93;
  --line:#E2E8E3;
  --bg:#F7F9F6;
  --surface:#FFFFFF;
  --soft:#EAF7F1;
  --grad-brand:linear-gradient(120deg,#0B4A38 0%,#0F7A5F 48%,#16A87C 100%);
  --grad-cta:linear-gradient(135deg,#FF6A3D 0%,#E0431F 100%);
  --shadow-sm:0 2px 8px rgba(11,74,56,.06);
  --shadow-md:0 10px 30px rgba(11,74,56,.10);
  --shadow-lg:0 24px 60px rgba(11,74,56,.14);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-sm:16px;
  --nav-w:240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-600);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink-900);font-weight:800;letter-spacing:.02em;line-height:1.25;margin:0}
p{margin:0 0 1em}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-500)}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,.btn:focus-visible,input:focus-visible{
  outline:3px solid rgba(22,168,124,.35);
  outline-offset:2px;
  box-shadow:none!important;
}
.container,.container-fluid{max-width:1240px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
.num{font-variant-numeric:tabular-nums}

/* ---------- 布局骨架 ---------- */
.app-shell{display:flex;min-height:100vh;align-items:stretch}
.app-main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}

/* ---------- 左侧导航 ---------- */
.side-nav{
  flex:0 0 var(--nav-w);
  width:var(--nav-w);
  background:var(--brand-900);
  color:#fff;
  position:sticky;
  top:0;
  height:100vh;
  align-self:flex-start;
  display:flex;
  flex-direction:column;
  padding:22px 16px 18px;
  overflow-y:auto;
  z-index:1040;
}
.side-nav::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;height:3px;
  background:var(--grad-brand);
}
.brand-block{display:flex;align-items:center;gap:12px;padding:6px 6px 20px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:#fff;position:relative;
  box-shadow:0 8px 18px rgba(0,0,0,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:-4px;border-radius:18px;
  border:1.5px solid rgba(111,211,174,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.3}
.brand-text b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.02em}
.brand-text span{color:rgba(255,255,255,.55);font-size:11.5px;letter-spacing:.06em}
.nav-title{font-size:11.5px;letter-spacing:.14em;color:rgba(255,255,255,.38);padding:20px 14px 8px;text-transform:uppercase}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-link-x{
  position:relative;
  display:flex;align-items:center;gap:12px;
  height:46px;padding:0 14px;border-radius:12px;
  color:rgba(255,255,255,.76);
  font-size:15px;
  transition:background .16s ease,color .16s ease;
}
.nav-link-x i{width:18px;text-align:center;font-size:15px;opacity:.9}
.nav-link-x:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-link-x.active{background:rgba(255,255,255,.08);color:#fff;font-weight:600}
.nav-link-x.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;
  background:var(--accent-500);
}
.side-foot{margin-top:auto;padding-top:22px;display:flex;flex-direction:column;gap:14px}
.side-note{font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.7;padding:0 6px;border-top:1px solid rgba(255,255,255,.08);padding-top:14px}

/* ---------- 按钮 ---------- */
.btn{border-radius:999px;font-weight:600;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease}
.btn-brand{
  background:var(--grad-cta);color:#fff;border:0;padding:13px 30px;
  box-shadow:0 12px 26px rgba(224,67,31,.30);
}
.btn-brand:hover,.btn-brand:focus{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-brand:active{transform:translateY(1px)}
.btn-brand-sm{padding:10px 20px;font-size:14.5px}
.btn-outline-light-x{
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7);padding:12px 28px;
}
.btn-outline-light-x:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px)}
.btn-ghost{color:var(--brand-600);font-weight:700;padding:6px 0;display:inline-flex;align-items:center;gap:8px}
.btn-ghost i{transition:transform .2s ease}
.btn-ghost:hover{color:var(--brand-500)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-plain{
  background:#fff;color:var(--brand-700);border:1px solid var(--line);padding:12px 26px;font-weight:600;
}
.btn-plain:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--shadow-sm)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:600px;
  display:flex;align-items:center;
  overflow:hidden;
  border-bottom-left-radius:34px;
  border-bottom-right-radius:34px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:
    linear-gradient(100deg,rgba(6,37,28,.96) 0%,rgba(11,74,56,.86) 44%,rgba(15,122,95,.42) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.hero-inner{position:relative;z-index:2;padding:96px 0 84px;color:#fff}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
  color:#EAF7F1;font-size:13px;letter-spacing:.05em;
  padding:7px 16px;border-radius:999px;margin-bottom:22px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--amber-500);box-shadow:0 0 0 4px rgba(245,179,1,.18)}
.hero h1{
  color:#fff;font-size:48px;font-weight:800;line-height:1.2;max-width:820px;margin-bottom:18px;
}
.hero-sub{font-size:18px;color:rgba(255,255,255,.84);max-width:620px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px}
.hero-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:900px}
.stat-badge{
  display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  border-radius:18px;padding:14px 16px;
}
.stat-badge .dot{width:8px;height:8px;border-radius:50%;flex:0 0 8px;background:var(--brand-300)}
.stat-badge .dot.amber{background:var(--amber-500)}
.stat-badge .dot.orange{background:var(--accent-500)}
.stat-badge b{display:block;color:#fff;font-size:22px;font-weight:800;line-height:1.1}
.stat-badge span{display:block;color:rgba(255,255,255,.7);font-size:12.5px;line-height:1.5}

/* ---------- 移动端顶栏 ---------- */
.mobile-topbar{
  display:none;
  position:sticky;top:0;z-index:1030;
  background:var(--brand-900);
  padding:12px 16px;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  box-shadow:0 6px 20px rgba(6,37,28,.28);
}
.mobile-topbar .brand-text b{font-size:15.5px}
.mobile-topbar .brand-text span{font-size:10.5px}
.topbar-actions{display:flex;align-items:center;gap:10px}
.burger{
  width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center;
}
.burger:hover{background:rgba(255,255,255,.16)}
.offcanvas-x{background:var(--brand-900);color:#fff;width:290px}
.offcanvas-x .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.1)}
.offcanvas-x .btn-close{filter:invert(1) grayscale(1) brightness(2)}
.offcanvas-x .nav-link-x{height:48px}

/* ---------- 板块通用 ---------- */
.section{padding:92px 0}
.section-sm{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.12em;font-weight:700;
  color:var(--brand-600);background:var(--soft);padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{font-size:34px;margin-bottom:12px}
.section-head p{font-size:16.5px;color:var(--ink-600);margin:0}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.head-row h2{font-size:34px;margin-bottom:8px}
.head-row p{margin:0;color:var(--ink-400);font-size:15.5px}

/* ---------- 卡片 ---------- */
.card-x{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  height:100%;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#D3E4DB}
.card-x h3{font-size:20px;margin-bottom:10px}
.card-x p{font-size:15px;line-height:1.7;margin:0;color:var(--ink-600)}
.icon-badge{
  width:48px;height:48px;border-radius:16px;background:var(--soft);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;
}
.icon-badge.amber{background:#FEF6E2;color:#C58F00}
.icon-badge.orange{background:#FFEFEA;color:var(--accent-600)}
.pain-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px;height:100%;transition:border-color .2s ease,transform .2s ease;
}
.pain-card:hover{border-color:var(--brand-300);transform:translateY(-3px)}
.pain-card h3{font-size:17px;margin:14px 0 8px}
.pain-card p{font-size:14.5px;line-height:1.7;color:var(--ink-600);margin:0}

/* ---------- 解决方案 ---------- */
.solution-media{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  aspect-ratio:16/11;background:var(--soft);box-shadow:var(--shadow-md);
}
.solution-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.solution-media:hover img{transform:scale(1.03)}
.solution-media .tag-float{
  position:absolute;left:18px;bottom:18px;
  background:rgba(6,37,28,.82);color:#fff;font-size:12.5px;
  padding:8px 16px;border-radius:999px;
}
.point-list{margin:22px 0 26px;display:flex;flex-direction:column;gap:12px}
.point-list li{display:flex;gap:12px;font-size:15.5px;color:var(--ink-600);line-height:1.7}
.point-list li i{color:var(--brand-500);margin-top:5px;font-size:14px}

/* ---------- 步进轴 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;position:relative}
.step{position:relative;padding:0 18px;text-align:left}
.step::after{
  content:"";position:absolute;top:22px;left:56%;right:-6%;
  border-top:1px dashed #C9DCD4;
}
.step:last-child::after{display:none}
.step-num{
  width:44px;height:44px;border-radius:50%;background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;
  margin-bottom:16px;position:relative;z-index:2;box-shadow:0 8px 18px rgba(15,122,95,.28);
}
.step h4{font-size:17px;margin-bottom:8px}
.step p{font-size:14.5px;line-height:1.7;margin:0}

/* ---------- 深色数据带 ---------- */
.band-brand{
  background:var(--grad-brand);
  border-radius:30px;
  padding:60px 44px;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.band-brand::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  border:1.5px solid rgba(255,255,255,.16);
}
.band-brand::before{
  content:"";position:absolute;right:40px;bottom:-140px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.05);
}
.band-brand h2{color:#fff;font-size:32px;margin-bottom:14px}
.band-brand .lead-line{color:rgba(255,255,255,.82);font-size:16.5px;max-width:660px;margin-bottom:40px}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:2}
.band-item{border-left:2px solid rgba(255,255,255,.25);padding-left:20px}
.band-item b{display:block;font-size:36px;font-weight:800;color:#fff;line-height:1.1;margin-bottom:8px}
.band-item span{font-size:14px;color:rgba(255,255,255,.78)}
.band-note{
  margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);
  font-size:15.5px;color:rgba(255,255,255,.88);display:flex;align-items:center;gap:12px;
}
.band-note i{color:var(--amber-500)}

/* ---------- 栏目卡片 ---------- */
.pillar{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.pillar:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.pillar .media{aspect-ratio:16/9;overflow:hidden;background:var(--soft);position:relative;border-radius:0}
.pillar .media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.pillar:hover .media img{transform:scale(1.04)}
.pillar-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.pillar-body h3{font-size:19px}
.pillar-body p{font-size:14.8px;line-height:1.7;margin:0;color:var(--ink-600)}
.pillar-meta{display:flex;gap:14px;font-size:13px;color:var(--ink-400);margin-top:auto;padding-top:6px}

/* ---------- 标签 ---------- */
.chip{
  display:inline-flex;align-items:center;
  background:var(--soft);color:var(--brand-600);
  font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:999px;white-space:nowrap;
}
.chip-solid{background:var(--brand-600);color:#fff}
.chip-amber{background:#FEF6E2;color:#A97C00}
.chip-orange{background:#FFEFEA;color:var(--accent-600)}

/* ---------- 用户反馈 ---------- */
.voice{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px;height:100%;position:relative;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.voice:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.voice::before{
  content:"\201C";position:absolute;right:26px;top:12px;
  font-size:64px;line-height:1;color:var(--brand-300);opacity:.55;font-family:Georgia,serif;
}
.voice p{font-size:15.5px;line-height:1.8;color:var(--ink-600);margin-bottom:22px}
.voice-who{display:flex;align-items:center;gap:14px;border-top:1px solid var(--line);padding-top:18px}
.avatar{
  width:56px;height:56px;border-radius:50%;flex:0 0 56px;
  background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;
}
.voice-who b{display:block;font-size:15.5px;color:var(--ink-900)}
.voice-who span{font-size:13px;color:var(--ink-400)}

/* ---------- 资讯列表 ---------- */
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.news-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:17.5px;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body h3 a{color:var(--ink-900)}
.news-body h3 a:hover{color:var(--brand-600)}
.news-body p{
  font-size:14.5px;line-height:1.7;color:var(--ink-600);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;font-size:13px;color:var(--ink-400)}
.news-foot a{font-weight:600;font-size:13.5px}
.compact-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:8px 24px;height:100%}
.compact-list h3{font-size:17px;padding:20px 0 14px;margin:0}
.compact-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:15px 0;border-top:1px solid var(--line);
}
.compact-item a{
  color:var(--ink-900);font-size:15.5px;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
  border-left:4px solid transparent;padding-left:10px;margin-left:-14px;
  transition:border-color .18s ease,color .18s ease;
}
.compact-item a:hover{color:var(--brand-600);border-color:var(--brand-600)}
.compact-item time{font-size:13px;color:var(--ink-400);white-space:nowrap}
.empty-state{
  background:#fff;border:1px dashed #CDE2D8;border-radius:var(--radius-lg);
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:32px;color:var(--ink-400);
}
.empty-state i{font-size:48px;color:var(--brand-300)}
.empty-state p{margin:0;font-size:15px}

/* ---------- FAQ ---------- */
.faq-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:10px 28px;box-shadow:var(--shadow-sm)}
.faq-wrap .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq-wrap .accordion-item:last-child{border-bottom:0}
.faq-wrap .accordion-button{
  background:transparent;color:var(--ink-900);font-weight:700;font-size:16.5px;
  padding:22px 44px 22px 0;box-shadow:none;border-radius:0;
  border-left:3px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.faq-wrap .accordion-button:not(.collapsed){
  color:var(--brand-600);background:transparent;box-shadow:none;border-left-color:var(--brand-600);padding-left:16px;
}
.faq-wrap .accordion-button:focus{box-shadow:none;outline:3px solid rgba(22,168,124,.28);outline-offset:-3px}
.faq-wrap .accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  width:auto;height:auto;font-size:14px;color:var(--brand-600);
  transition:transform .25s ease;transform:none;display:flex;align-items:center;justify-content:center;
}
.faq-wrap .accordion-button:not(.collapsed)::after{content:"\f068";transform:rotate(0)}
.faq-wrap .accordion-body{padding:0 40px 24px 16px;font-size:15.5px;line-height:1.85;color:var(--ink-600)}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--grad-brand);border-radius:30px;padding:52px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
  color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.82);margin:0;font-size:15.5px;position:relative;z-index:2}
.cta-band .btn{position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);color:rgba(255,255,255,.68);
  margin-top:0;position:relative;padding:64px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,#0F7A5F 0%,#16A87C 45%,#FF5A3C 100%);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand b{color:#fff;font-size:17px;font-weight:800}
.footer-about{font-size:14.5px;line-height:1.8;max-width:320px;color:rgba(255,255,255,.6)}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:rgba(255,255,255,.68);font-size:14.5px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:rgba(255,255,255,.68);line-height:1.7}
.footer-contact i{color:var(--brand-300);margin-top:5px}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;
  background:var(--grad-cta);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  font-size:16px;box-shadow:0 12px 26px rgba(224,67,31,.34);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:all .25s ease;z-index:1050;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{filter:brightness(1.06);transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  .hero h1{font-size:44px}
}
@media (max-width:1199.98px){
  :root{--nav-w:208px}
  .hero h1{font-size:40px}
  .section{padding:80px 0}
  .band-brand{padding:52px 34px}
  .band-item b{font-size:32px}
}
@media (max-width:991.98px){
  .side-nav{display:none}
  .mobile-topbar{display:flex}
  .hero{min-height:0;border-bottom-left-radius:26px;border-bottom-right-radius:26px}
  .hero-inner{padding:64px 0 56px}
  .hero h1{font-size:34px}
  .hero-sub{font-size:16.5px;max-width:100%}
  .hero-badges{grid-template-columns:repeat(2,1fr)}
  .section{padding:64px 0}
  .section-sm{padding:52px 0}
  .section-head h2,.head-row h2{font-size:28px}
  .band-brand{border-radius:24px;padding:44px 26px}
  .band-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .band-item b{font-size:28px}
  .band-brand h2{font-size:26px}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 0;margin-top:40px}
  .step::after{display:none}
  .cta-band{border-radius:24px;padding:40px 26px}
  .cta-band h2{font-size:23px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .hero h1{font-size:29px}
  .hero-actions .btn{flex:1 1 auto;text-align:center}
  .hero-badges{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-badge{padding:12px;gap:10px}
  .stat-badge b{font-size:19px}
  .section-head h2,.head-row h2{font-size:24px}
  .step{padding:0 8px}
  .band-grid{grid-template-columns:1fr;gap:20px}
  .band-item{padding-left:16px}
  .faq-wrap{padding:4px 18px}
  .faq-wrap .accordion-button{font-size:15.5px;padding:18px 38px 18px 0}
  .faq-wrap .accordion-body{padding:0 20px 20px 16px;font-size:15px}
  .cta-band{flex-direction:column;align-items:flex-start}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .compact-list{padding:8px 18px}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .hero h1{font-size:26px}
  .hero-sub{font-size:15.5px}
  .card-x{padding:22px;border-radius:20px}
  .pain-card{padding:20px}
  .band-brand{padding:34px 20px}
  .band-item b{font-size:25px}
  .band-note{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-band{padding:32px 20px}
  .voice{padding:22px}
  .news-body{padding:18px}
}

/* roulang page: article */
:root{
  --brand-900:#06251C;
  --brand-700:#0B4A38;
  --brand-600:#0F7A5F;
  --brand-500:#16A87C;
  --brand-300:#6FD3AE;
  --accent-600:#E0431F;
  --accent-500:#FF5A3C;
  --accent-300:#FFB39E;
  --amber-500:#F5B301;
  --ink-900:#10201B;
  --ink-600:#4B5F58;
  --ink-400:#8A9A93;
  --line:#E2E8E3;
  --bg:#F7F9F6;
  --surface:#FFFFFF;
  --soft:#EAF7F1;
  --quote-bg:#F1F7F4;
  --shadow-sm:0 2px 8px rgba(11,74,56,.06);
  --shadow-md:0 10px 30px rgba(11,74,56,.10);
  --shadow-lg:0 24px 60px rgba(11,74,56,.14);
  --grad-brand:linear-gradient(120deg,#0B4A38 0%,#0F7A5F 48%,#16A87C 100%);
  --grad-cta:linear-gradient(135deg,#FF6A3D 0%,#E0431F 100%);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-sm:12px;
  --bs-primary:#0F7A5F;
  --bs-primary-rgb:15,122,95;
  --bs-body-font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --bs-body-color:#4B5F58;
  --bs-body-bg:#F7F9F6;
  --bs-border-color:#E2E8E3;
  --bs-border-radius:20px;
  --bs-link-color:#0F7A5F;
  --bs-link-hover-color:#0B4A38;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{color:var(--ink-900);letter-spacing:.02em;font-weight:800;line-height:1.3;margin:0}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
::selection{background:rgba(22,168,124,.25)}
.container{width:100%;max-width:1240px;padding-left:20px;padding-right:20px;margin:0 auto}
.num{font-variant-numeric:tabular-nums}

/* ---------- 应用骨架 ---------- */
.app-shell{display:flex;align-items:flex-start;min-height:100vh}
.content-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;min-height:100vh;background:var(--bg)}
main{flex:1 0 auto}

/* ---------- 左侧导航 ---------- */
.sidebar{
  flex:0 0 240px;width:240px;
  position:sticky;top:0;height:100vh;
  background:var(--brand-900);
  display:flex;flex-direction:column;
  padding:22px 16px 20px;
  overflow-y:auto;
}
.sidebar::before{
  content:"";position:absolute;inset:0 0 auto 0;height:180px;
  background:var(--grad-brand);opacity:.55;pointer-events:none;
}
.sidebar>*{position:relative;z-index:1}
.brand-row{display:flex;align-items:center;gap:11px;padding:4px 8px 20px;color:#fff;text-decoration:none}
.brand-row:hover{color:#fff}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:var(--grad-cta);
  display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:20px;letter-spacing:0;
  box-shadow:0 8px 20px rgba(224,67,31,.32);
}
.brand-mark.sm{width:34px;height:34px;flex:0 0 34px;border-radius:11px;font-size:16px}
.brand-text b{display:block;font-size:17px;font-weight:800;color:#fff;line-height:1.25}
.brand-text span{display:block;font-size:11.5px;color:rgba(255,255,255,.55);letter-spacing:.04em;margin-top:3px}
.nav-list{display:flex;flex-direction:column;gap:4px}
.nav-link-x{
  position:relative;display:flex;align-items:center;gap:11px;
  height:46px;padding:0 13px;border-radius:12px;
  color:rgba(255,255,255,.72);font-size:14.5px;
  transition:background .16s ease,color .16s ease;
}
.nav-link-x i{width:18px;text-align:center;font-size:15px;opacity:.9}
.nav-link-x:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-link-x.active{background:rgba(255,255,255,.08);color:#fff;font-weight:700}
.nav-link-x.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  border-radius:3px;background:var(--accent-500);
}
.sidebar-foot{margin-top:auto;padding-top:22px}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 14px;border-radius:999px;
  background:var(--grad-cta);color:#fff;font-weight:700;font-size:14.5px;
  box-shadow:0 10px 24px rgba(224,67,31,.3);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.side-cta:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 30px rgba(224,67,31,.34)}
.side-note{margin-top:14px;font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.52)}
.side-note strong{color:rgba(255,255,255,.82);font-weight:600}

/* ---------- 移动端顶栏 ---------- */
.mobile-topbar{
  display:none;position:sticky;top:0;z-index:1035;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  padding:10px 0;
}
.mobile-topbar .bar{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand-mini{display:flex;align-items:center;gap:9px;color:var(--ink-900);font-weight:800;font-size:15.5px}
.brand-mini:hover{color:var(--brand-700)}
.hamburger{
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--brand-700);
  display:grid;place-items:center;font-size:17px;cursor:pointer;
  transition:border-color .18s ease,background .18s ease;
}
.hamburger:hover{border-color:var(--brand-300);background:var(--soft)}
.offcanvas.drawer-nav{background:var(--brand-900);color:#fff;width:300px}
.drawer-nav .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.1);padding:18px 20px}
.drawer-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.7}
.drawer-nav .offcanvas-body{padding:18px 16px}
.drawer-nav .nav-link-x{height:50px;font-size:15px}

/* ---------- 按钮 ---------- */
.btn-accent,.btn-outline-x,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:15px;border-radius:999px;
  padding:13px 26px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
}
.btn-accent{background:var(--grad-cta);color:#fff;box-shadow:0 10px 26px rgba(224,67,31,.26)}
.btn-accent:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 34px rgba(224,67,31,.32)}
.btn-accent:active{transform:translateY(0)}
.btn-outline-x{background:#fff;color:var(--brand-700);border-color:var(--line)}
.btn-outline-x:hover{border-color:var(--brand-500);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;color:var(--brand-600);padding:8px 4px}
.btn-ghost i{transition:transform .18s ease}
.btn-ghost:hover{color:var(--brand-700)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-sm-x{padding:10px 18px;font-size:14px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(22,168,124,.35);outline-offset:2px;border-radius:10px;
}
.btn-accent:focus-visible,.btn-outline-x:focus-visible{outline:3px solid rgba(255,90,60,.4);outline-offset:3px}

/* ---------- 通用标签 / 徽章 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  background:var(--soft);color:var(--brand-600);
  font-size:12.5px;font-weight:600;line-height:1.6;
}
.chip.solid{background:var(--brand-600);color:#fff}
.chip.amber{background:#FDF3D6;color:#8A6400}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--brand-500);flex:0 0 8px}
.badge-dot.amber{background:var(--amber-500)}
.badge-dot.accent{background:var(--accent-500)}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:9px 18px;font-size:13px;box-shadow:var(--shadow-sm);
}
.crumb a{color:var(--ink-600)}
.crumb a:hover{color:var(--brand-600)}
.crumb i{font-size:10px;color:var(--ink-400)}
.crumb .current{
  color:var(--ink-900);font-weight:600;max-width:min(420px,52vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 布局网格 ---------- */
.page-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:38px;padding:28px 0 8px}
@media(min-width:1200px){
  .page-grid{grid-template-columns:minmax(0,1fr) 318px;gap:44px}
}
.article-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
  padding:30px 30px 34px;
}
@media(max-width:575.98px){.article-card{padding:22px 18px 26px;border-radius:var(--radius-md)}}

/* ---------- 文章头 ---------- */
.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:26px}
.article-head h1{
  font-size:36px;line-height:1.28;margin:16px 0 18px;letter-spacing:.02em;
}
@media(max-width:1199.98px){.article-head h1{font-size:33px}}
@media(max-width:767.98px){.article-head h1{font-size:27px;line-height:1.34}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--ink-400)}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-row .divider{width:1px;height:14px;background:var(--line)}
.stat-strip{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;
  margin-top:22px;
}
@media(max-width:575.98px){.stat-strip{grid-template-columns:1fr;gap:10px}}
.stat-pill{
  display:flex;align-items:center;gap:10px;
  background:var(--soft);border-radius:16px;padding:12px 15px;
}
.stat-pill .val{font-size:15px;font-weight:800;color:var(--brand-700);font-variant-numeric:tabular-nums}
.stat-pill .lab{font-size:12.5px;color:var(--ink-400)}

/* ---------- 正文排版 ---------- */
.article-body{max-width:100%;font-size:17px;line-height:1.9;color:var(--ink-600)}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  font-size:26px;margin:2em 0 .8em;padding-left:16px;position:relative;scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:var(--grad-brand);
}
.article-body h3{font-size:21px;margin:1.7em 0 .7em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:4px}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:.6em}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--brand-500);
}
.article-body ol{counter-reset:li}
.article-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.12em;width:18px;height:18px;border-radius:50%;
  background:var(--soft);color:var(--brand-600);
  font-size:11.5px;font-weight:800;display:grid;place-items:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--quote-bg);
  border-left:4px solid var(--brand-500);border-radius:0 16px 16px 0;
  color:var(--brand-700);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:1.6em auto;box-shadow:var(--shadow-sm)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-400);margin-top:10px}
.article-body a{border-bottom:1px solid rgba(15,122,95,.35)}
.article-body a:hover{border-bottom-color:var(--brand-600)}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  margin:1.6em 0;font-size:15px;
}
.article-body thead th{background:var(--soft);color:var(--brand-700);font-weight:700;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#FAFCFA}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body strong{color:var(--ink-900);font-weight:700}

/* ---------- 空态 ---------- */
.empty-state{
  min-height:260px;border-radius:var(--radius-md);background:#FAFCFA;border:1px dashed var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;padding:32px 20px;
}
.empty-state i{font-size:60px;color:var(--brand-300)}
.empty-state p{margin:0;font-size:15px;color:var(--ink-400)}

/* ---------- 标签区 ---------- */
.tag-block{border-top:1px solid var(--line);margin-top:34px;padding-top:22px}
.tag-block h4{font-size:14px;color:var(--ink-400);font-weight:600;letter-spacing:.08em;margin-bottom:12px}
.tag-list{display:flex;flex-wrap:wrap;gap:9px}
.tag-list a{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:999px;border:1px solid var(--line);background:#fff;
  font-size:13px;color:var(--ink-600);
  transition:all .18s ease;
}
.tag-list a:hover{border-color:var(--brand-300);background:var(--soft);color:var(--brand-700);transform:translateY(-2px)}

/* ---------- 返回 ---------- */
.back-row{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 侧栏 ---------- */
.side-col{display:none}
@media(min-width:1200px){
  .side-col{display:block}
  .side-sticky{position:sticky;top:24px;display:flex;flex-direction:column;gap:22px}
}
.side-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-panel h3{
  font-size:15.5px;display:flex;align-items:center;gap:9px;margin-bottom:14px;
}
.side-panel h3 i{color:var(--brand-600)}
.toc-list{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--line);padding-left:2px}
.toc-link{
  display:block;font-size:13.5px;line-height:1.6;padding:8px 10px;border-radius:8px;
  color:var(--ink-600);border-left:2px solid transparent;margin-left:-2px;
  transition:all .18s ease;
}
.toc-link:hover{background:var(--soft);color:var(--brand-700);border-left-color:var(--brand-500)}
.hot-list li{border-bottom:1px solid var(--line)}
.hot-list li:last-child{border-bottom:0}
.hot-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 2px;font-size:14px;color:var(--ink-900);
}
.hot-list a i{font-size:11px;color:var(--brand-300);transition:transform .18s ease}
.hot-list a:hover{color:var(--brand-600)}
.hot-list a:hover i{transform:translateX(3px)}
.side-cta-box{
  background:var(--grad-brand);border-radius:var(--radius-md);
  padding:24px;color:#fff;box-shadow:var(--shadow-md);
}
.side-cta-box b{display:block;font-size:17px;font-weight:800;margin-bottom:8px;color:#fff}
.side-cta-box p{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.8);margin-bottom:16px}
.side-cta-box .btn-accent{width:100%;padding:12px 18px;font-size:14.5px}

/* ---------- 区块通用 ---------- */
.section{padding:70px 0}
.section-head{margin-bottom:34px;max-width:720px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.1em;color:var(--brand-600);
  text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{font-size:31px;margin-bottom:12px}
.section-head p{font-size:15.5px;color:var(--ink-400);margin:0}
@media(max-width:767.98px){
  .section{padding:52px 0}
  .section-head h2{font-size:25px}
}

/* ---------- 相关推荐 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media(max-width:991.98px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}}
@media(max-width:767.98px){.rel-grid{grid-template-columns:1fr}}
.rel-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#D6E3DA}
.rel-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .thumb img{transform:scale(1.04)}
.rel-card .body{padding:20px;display:flex;flex-direction:column;gap:11px;flex:1 1 auto}
.rel-card h3{font-size:17px;line-height:1.5;margin:0}
.rel-card h3 a{color:var(--ink-900)}
.rel-card h3 a:hover{color:var(--brand-600)}
.rel-card .excerpt{font-size:14px;line-height:1.7;color:var(--ink-400);margin:0}
.rel-card .foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--ink-400);padding-top:6px;border-top:1px solid var(--line);
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background-image:linear-gradient(120deg,rgba(6,37,28,.92) 0%,rgba(11,74,56,.86) 46%,rgba(15,122,95,.72) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  padding:56px 44px;color:#fff;box-shadow:var(--shadow-lg);
}
.cta-band .inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px;margin:0;max-width:600px}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-outline-x{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta-band .btn-outline-x:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
@media(max-width:767.98px){.cta-band{padding:36px 22px}.cta-band h2{font-size:22px}}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:76px;background:var(--brand-900);color:rgba(255,255,255,.66);
  padding:58px 0 26px;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand-500),transparent);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:16.5px;font-weight:800;letter-spacing:.02em}
.footer-about{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);margin:0;max-width:340px}
.footer-col h4{color:#fff;font-size:14.5px;margin-bottom:16px;font-weight:700;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.62);font-size:13.5px}
.footer-col a:hover{color:var(--brand-300)}
.footer-contact li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.62)}
.footer-contact i{color:var(--brand-300);margin-top:4px;font-size:13px}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.45);
}
@media(max-width:767.98px){
  .site-footer{padding:44px 0 22px;margin-top:56px}
  .footer-about{max-width:none}
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;
  background:var(--grad-cta);color:#fff;border:0;display:grid;place-items:center;
  font-size:16px;cursor:pointer;opacity:0;visibility:hidden;
  box-shadow:0 12px 28px rgba(224,67,31,.3);z-index:1040;
  transition:opacity .25s ease,visibility .25s ease,transform .2s ease;
}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px)}
@media(max-width:575.98px){.to-top{right:14px;bottom:16px;width:42px;height:42px}}

@media(max-width:991.98px){
  .sidebar{display:none}
  .mobile-topbar{display:block}
}

/* roulang page: category1 */
:root{
  --brand-900:#06251C;
  --brand-700:#0B4A38;
  --brand-600:#0F7A5F;
  --brand-500:#16A87C;
  --brand-300:#6FD3AE;
  --accent-600:#E0431F;
  --accent-500:#FF5A3C;
  --accent-300:#FFB39E;
  --amber-500:#F5B301;
  --ink-900:#10201B;
  --ink-600:#4B5F58;
  --ink-400:#8A9A93;
  --line:#E2E8E3;
  --bg:#F7F9F6;
  --surface:#FFFFFF;
  --soft:#EAF7F1;
  --shadow-sm:0 2px 8px rgba(11,74,56,.06);
  --shadow-md:0 10px 30px rgba(11,74,56,.10);
  --shadow-lg:0 24px 60px rgba(11,74,56,.14);
  --grad-brand:linear-gradient(120deg,#0B4A38 0%,#0F7A5F 48%,#16A87C 100%);
  --grad-cta:linear-gradient(135deg,#FF6A3D 0%,#E0431F 100%);
  --radius-xl:24px;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-input:12px;
  --nav-w:240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--ink-900);font-weight:800;letter-spacing:.02em;line-height:1.3;margin:0}
p{margin:0 0 1em}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-500)}
img{display:block;max-width:100%}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible{outline:3px solid rgba(22,168,124,.35);outline-offset:2px;border-radius:8px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 28px}

/* ============ 布局骨架 ============ */
.layout{display:flex;min-height:100vh;align-items:stretch}
.sidenav{
  width:var(--nav-w);
  flex:0 0 var(--nav-w);
  background:var(--brand-900);
  color:#fff;
  position:sticky;
  top:0;
  height:100vh;
  padding:24px 16px 20px;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
}
.main-area{flex:1 1 auto;min-width:0;background:var(--bg)}

/* ============ 侧边品牌 ============ */
.brand{display:flex;align-items:center;gap:12px;padding:2px 6px 18px;border-bottom:1px solid rgba(255,255,255,.10);margin-bottom:20px}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:var(--grad-brand);
  display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:20px;
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.20);
}
.brand-text b{display:block;color:#fff;font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.3}
.brand-text span{display:block;font-size:11.5px;color:rgba(255,255,255,.58);letter-spacing:.04em;margin-top:2px}

/* ============ 侧边导航 ============ */
.nav-list{display:flex;flex-direction:column;gap:6px}
.nav-link-x{
  display:flex;align-items:center;gap:10px;
  min-height:46px;padding:0 12px;border-radius:12px;
  color:rgba(255,255,255,.78);
  font-size:14.5px;font-weight:600;
  position:relative;
  transition:background .16s ease,color .16s ease;
}
.nav-link-x i{width:18px;text-align:center;font-size:15px;flex:0 0 18px}
.nav-link-x:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-link-x.active{background:rgba(255,255,255,.08);color:#fff}
.nav-link-x.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:3px;background:var(--accent-500);
}
.sidenav-foot{margin-top:auto;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);display:flex;flex-direction:column;gap:12px}
.sidenav-foot p{margin:0;font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.55)}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:999px;padding:13px 26px;
  font-size:15px;font-weight:700;line-height:1.2;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,filter .22s ease;
}
.btn-primary-x{background:var(--grad-cta);color:#fff;box-shadow:0 10px 24px rgba(224,67,31,.26)}
.btn-primary-x:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff}
.btn-primary-x:active{transform:translateY(1px)}
.btn-ghost-x{background:#fff;border:1px solid var(--line);color:var(--brand-700)}
.btn-ghost-x:hover{border-color:var(--brand-500);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-ghost-x:active{transform:translateY(0)}
.btn-on-dark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.42);color:#fff}
.btn-on-dark:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn-block-x{width:100%;padding:12px 18px;font-size:14px}
.btn-link-x{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--brand-600);font-size:15px}
.btn-link-x i{transition:transform .2s ease}
.btn-link-x:hover i{transform:translateX(4px)}

/* ============ 顶部条（移动端） ============ */
.topbar{
  display:none;
  position:sticky;top:0;z-index:1030;
  align-items:center;justify-content:space-between;
  gap:12px;padding:12px 18px;
  background:var(--brand-900);
  box-shadow:0 6px 20px rgba(6,37,28,.24);
}
.brand-mini{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:15.5px}
.brand-mini:hover{color:#fff}
.brand-mark-sm{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  background:var(--grad-brand);display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:16px;box-shadow:inset 0 0 0 2px rgba(255,255,255,.18);
}
.hamburger{
  width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;font-size:17px;cursor:pointer;
  display:grid;place-items:center;transition:background .2s ease;
}
.hamburger:hover{background:rgba(255,255,255,.18)}
.nav-drawer{background:var(--brand-900);color:#fff;width:300px;max-width:86vw}
.nav-drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.10);padding:18px 20px}
.nav-drawer .offcanvas-body{padding:18px 16px 26px;display:flex;flex-direction:column}
.nav-drawer .nav-link-x{min-height:50px;font-size:15px}

/* ============ 小 Hero ============ */
.page-hero{
  position:relative;
  min-height:352px;
  display:flex;align-items:center;
  padding:64px 0 72px;
  background-image:
    linear-gradient(120deg,rgba(6,37,28,.94) 0%,rgba(11,74,56,.88) 46%,rgba(22,168,124,.62) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover,cover;
  background-position:center,center;
  background-repeat:no-repeat,no-repeat;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-90px;bottom:-120px;
  width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,60,.30) 0%,rgba(255,90,60,0) 68%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;z-index:2}
.crumb{
  display:inline-flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.66);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff}
.crumb i{font-size:10px;color:rgba(255,255,255,.5)}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(245,179,1,.16);
  border:1px solid rgba(245,179,1,.38);
  color:#FFD27A;
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:700;
  margin-bottom:16px;
}
.hero-chip i{font-size:9px;color:var(--amber-500)}
.page-hero h1{
  color:#fff;font-size:46px;font-weight:800;letter-spacing:.02em;
  margin:0 0 16px;max-width:820px;
}
.page-hero .hero-lead{
  color:rgba(255,255,255,.84);font-size:17px;line-height:1.8;
  max-width:660px;margin:0 0 28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-600);
  background:var(--soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;
}
.section-head h2{font-size:34px;margin-bottom:14px}
.section-head p{font-size:16.5px;color:var(--ink-600);margin:0}

/* ============ 图文交替 ============ */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;
  gap:56px;align-items:center;
  padding:36px 0;
}
.feature-row + .feature-row{border-top:1px solid var(--line)}
.feature-row.flip .feature-media{order:2}
.feature-row.flip .feature-text{order:1}
.media-frame{
  aspect-ratio:16/9;border-radius:var(--radius-xl);overflow:hidden;
  background:var(--soft);box-shadow:var(--shadow-md);position:relative;
}
.media-frame img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.media-frame:hover img{transform:scale(1.04)}
.feature-text h3{font-size:26px;margin-bottom:14px}
.feature-text p{font-size:16.5px}
.feature-list{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.feature-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15.5px;color:var(--ink-600);
}
.feature-list li i{
  width:22px;height:22px;flex:0 0 22px;border-radius:7px;
  background:var(--soft);color:var(--brand-600);
  display:grid;place-items:center;font-size:11px;margin-top:6px;
}
.step-no{
  display:inline-grid;place-items:center;
  width:34px;height:34px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  font-size:14px;font-weight:800;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}

/* ============ 双列要点卡 ============ */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.point-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CFE6DB}
.point-icon{
  width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  background:var(--soft);color:var(--brand-600);
  font-size:18px;margin-bottom:16px;
}
.point-card h3{font-size:19px;margin-bottom:10px}
.point-card p{margin:0;font-size:15px;line-height:1.75}

/* ============ 数据带 ============ */
.stat-band{
  background:var(--grad-brand);
  border-radius:var(--radius-xl);
  padding:46px 36px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  box-shadow:var(--shadow-lg);
  position:relative;overflow:hidden;
}
.stat-band::after{
  content:"";position:absolute;right:-70px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.08);pointer-events:none;
}
.stat-item{position:relative;z-index:2}
.stat-item .num{
  display:block;color:#fff;font-size:36px;font-weight:800;line-height:1.15;
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.stat-item .num small{font-size:16px;font-weight:700;margin-left:4px;color:rgba(255,255,255,.86)}
.stat-item .cap{
  display:block;margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.6;
}
.band-note{
  margin-top:26px;text-align:center;color:rgba(255,255,255,.86);
  font-size:14.5px;
}
.stat-wrap{
  background:var(--grad-brand);border-radius:var(--radius-xl);
  padding-bottom:34px;box-shadow:var(--shadow-lg);overflow:hidden;
}
.stat-wrap .stat-band{box-shadow:none;border-radius:0;padding-bottom:28px;background:transparent}

/* ============ CTA 带 ============ */
.cta-band{
  background:var(--grad-brand);
  border-radius:var(--radius-xl);
  padding:50px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:30px;
  box-shadow:var(--shadow-lg);
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;left:-60px;bottom:-110px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.07);
}
.cta-band .cta-copy{position:relative;z-index:2;max-width:640px}
.cta-band h3{color:#fff;font-size:28px;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.84);margin:0;font-size:15.5px}
.cta-band .cta-action{position:relative;z-index:2;flex:0 0 auto}

/* ============ 相关链接 ============ */
.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.link-card{
  display:block;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:25px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  color:var(--ink-600);
}
.link-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CFE6DB;color:var(--ink-600)}
.link-card .chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--soft);color:var(--brand-600);
  font-size:12px;font-weight:700;border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.link-card h4{font-size:18px;margin-bottom:8px}
.link-card p{margin:0;font-size:14.5px;line-height:1.7;color:var(--ink-400)}
.link-card .go{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  color:var(--brand-600);font-size:14px;font-weight:700;
}
.link-card:hover .go i{transform:translateX(4px)}
.link-card .go i{transition:transform .2s ease}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--brand-900);
  color:rgba(255,255,255,.70);
  padding:66px 0 0;
  position:relative;
  margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;inset:0 0 auto 0;height:1px;
  background:linear-gradient(90deg,#0B4A38 0%,#16A87C 52%,#FF5A3C 100%);
}
.site-footer .container{max-width:1240px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:17px;letter-spacing:.02em}
.footer-about{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin:0;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;letter-spacing:.03em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.66)}
.footer-contact li i{margin-top:6px;color:var(--brand-300);font-size:13px}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.48);
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:48px;height:48px;
  border-radius:50%;border:0;background:var(--grad-cta);color:#fff;
  font-size:16px;cursor:pointer;box-shadow:0 12px 28px rgba(224,67,31,.3);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  z-index:1040;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{filter:brightness(1.06)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--nav-w:208px}
  .page-hero h1{font-size:40px}
  .section-head h2{font-size:30px}
  .feature-row{gap:40px}
}
@media (max-width:991.98px){
  .layout{display:block}
  .sidenav{display:none}
  .topbar{display:flex}
  .section{padding:64px 0}
  .section-tight{padding:48px 0}
  .page-hero{min-height:300px;padding:52px 0 58px}
  .page-hero h1{font-size:36px}
  .feature-row{grid-template-columns:1fr;gap:26px;padding:28px 0}
  .feature-row.flip .feature-media{order:0}
  .feature-row.flip .feature-text{order:0}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:36px 26px;gap:24px}
  .link-grid{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 28px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .container-x{padding:0 18px}
  .page-hero{min-height:auto}
  .page-hero h1{font-size:30px}
  .page-hero .hero-lead{font-size:15.5px}
  .section{padding:56px 0}
  .section-head{margin-bottom:30px}
  .section-head h2{font-size:26px}
  .feature-text h3{font-size:22px}
  .point-grid{grid-template-columns:1fr;gap:18px}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:30px 20px}
  .stat-item .num{font-size:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band h3{font-size:23px}
  .to-top{right:16px;bottom:16px;width:44px;height:44px}
}
@media (max-width:519.98px){
  .page-hero h1{font-size:27px}
  .hero-actions .btn-x{width:100%}
  .stat-band{grid-template-columns:1fr}
  .brand-mini{font-size:14.5px}
}

/* roulang page: category2 */
:root{
  --brand-900:#06251C;
  --brand-700:#0B4A38;
  --brand-600:#0F7A5F;
  --brand-500:#16A87C;
  --brand-300:#6FD3AE;
  --accent-600:#E0431F;
  --accent-500:#FF5A3C;
  --accent-300:#FFB39E;
  --amber-500:#F5B301;
  --ink-900:#10201B;
  --ink-600:#4B5F58;
  --ink-400:#8A9A93;
  --line:#E2E8E3;
  --bg:#F7F9F6;
  --surface:#FFFFFF;
  --soft:#EAF7F1;
  --grad-brand:linear-gradient(120deg,#0B4A38 0%,#0F7A5F 48%,#16A87C 100%);
  --grad-cta:linear-gradient(135deg,#FF6A3D 0%,#E0431F 100%);
  --shadow-sm:0 2px 8px rgba(11,74,56,.06);
  --shadow-md:0 10px 30px rgba(11,74,56,.10);
  --shadow-lg:0 24px 60px rgba(11,74,56,.14);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --bs-body-font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  --bs-border-radius:16px;
  --bs-primary:#0F7A5F;
  --bs-link-color:#0F7A5F;
  --bs-link-hover-color:#0B4A38;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-600);
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:var(--brand-700);}
h1,h2,h3,h4,h5{color:var(--ink-900);font-weight:800;letter-spacing:.02em;line-height:1.28;margin:0 0 14px;}
p{margin:0 0 14px;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:3px solid rgba(22,168,124,.35);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 布局骨架 ---------- */
.app-shell{display:flex;min-height:100vh;}
.sidebar{
  width:240px;flex:0 0 240px;position:sticky;top:0;height:100vh;overflow-y:auto;
  background:var(--brand-900);color:#fff;padding:24px 18px;display:flex;flex-direction:column;gap:22px;
  border-right:1px solid rgba(255,255,255,.06);
}
.sidebar::-webkit-scrollbar{width:6px;}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:999px;}
.main-area{flex:1 1 auto;min-width:0;}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}

/* ---------- 品牌 ---------- */
.brand-block{display:flex;align-items:center;gap:12px;padding:6px 6px 18px;border-bottom:1px solid rgba(255,255,255,.10);}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;box-shadow:0 6px 18px rgba(0,0,0,.28);
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-text b{color:#fff;font-size:17px;font-weight:700;letter-spacing:.02em;line-height:1.3;}
.brand-text span{color:var(--brand-300);font-size:12px;line-height:1.5;margin-top:2px;}

/* ---------- 左侧导航 ---------- */
.nav-list{display:flex;flex-direction:column;gap:6px;}
.nav-link-x{
  display:flex;align-items:center;gap:10px;min-height:46px;padding:0 12px;border-radius:12px;
  color:rgba(255,255,255,.80);font-size:14.5px;font-weight:500;position:relative;
  transition:background .16s ease,color .16s ease;
}
.nav-link-x i{font-size:16px;width:18px;text-align:center;color:rgba(255,255,255,.62);transition:color .16s ease;}
.nav-link-x:hover{background:rgba(255,255,255,.06);color:#fff;}
.nav-link-x:hover i{color:var(--brand-300);}
.nav-link-x.active{
  background:rgba(255,255,255,.08);color:#fff;font-weight:600;
}
.nav-link-x.active i{color:var(--brand-300);}
.nav-link-x.active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:999px;background:var(--accent-500);
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px solid rgba(255,255,255,.10);}
.btn-cta-sm{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:999px;background:var(--grad-cta);color:#fff;font-weight:600;font-size:14px;
  border:0;box-shadow:0 10px 24px rgba(224,67,31,.28);transition:transform .2s ease,filter .2s ease,box-shadow .2s ease;
}
.btn-cta-sm:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 30px rgba(224,67,31,.34);}
.btn-cta-sm:active{transform:translateY(0);}
.side-note{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.55);}
.side-note b{color:var(--brand-300);font-weight:600;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:1030;align-items:center;justify-content:space-between;
  gap:12px;padding:12px 18px;background:var(--brand-900);box-shadow:0 6px 20px rgba(6,37,28,.28);
}
.mobile-brand{display:flex;align-items:center;gap:10px;}
.mobile-brand b{color:#fff;font-size:15.5px;font-weight:700;}
.mobile-actions{display:flex;align-items:center;gap:10px;}
.btn-burger{
  width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;
}
.btn-burger:hover{background:rgba(255,255,255,.18);color:#fff;}
.offcanvas-x{background:var(--brand-900);color:#fff;}
.offcanvas-x .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.10);}
.offcanvas-x .btn-close{filter:invert(1) grayscale(1);opacity:.8;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--soft);color:var(--brand-600);font-size:13px;font-weight:600;margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
.section-title{font-size:34px;margin-bottom:14px;}
.section-lead{font-size:16.5px;color:var(--ink-600);max-width:760px;margin:0 auto;}
.text-center .section-lead{margin-left:auto;margin-right:auto;}

/* ---------- 小 Hero ---------- */
.hero-sm{
  position:relative;overflow:hidden;isolation:isolate;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:96px 0 88px;text-align:center;
}
.hero-sm::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(120deg,rgba(6,37,28,.94) 0%,rgba(11,74,56,.86) 48%,rgba(22,168,124,.72) 100%);
}
.hero-sm h1{color:#fff;font-size:46px;margin-bottom:18px;}
.hero-sm p.lead-x{color:rgba(255,255,255,.88);font-size:17px;max-width:720px;margin:0 auto 26px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:28px;
}
.hero-meta span{
  display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:#fff;font-size:13.5px;
}
.hero-meta span i{color:var(--brand-300);font-size:13px;}

/* ---------- 按钮 ---------- */
.btn-main,.btn-line,.btn-plain{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;
  font-weight:600;font-size:15.5px;padding:14px 30px;border:0;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-main{background:var(--grad-cta);color:#fff;box-shadow:0 12px 28px rgba(224,67,31,.26);}
.btn-main:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 18px 36px rgba(224,67,31,.34);}
.btn-main:active{transform:translateY(1px);}
.btn-line{background:#fff;border:1px solid var(--line);color:var(--brand-700);}
.btn-line:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-line.on-dark{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-line.on-dark:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.btn-plain{background:transparent;color:var(--brand-600);padding:8px 0;font-weight:600;}
.btn-plain i{transition:transform .2s ease;}
.btn-plain:hover i{transform:translateX(4px);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding:8px 0 4px;}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(15,122,95,.04),rgba(15,122,95,.32),rgba(15,122,95,.04));
}
.tl-item{display:grid;grid-template-columns:1fr 84px 1fr;align-items:center;position:relative;margin-bottom:30px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  grid-column:2;justify-self:center;width:50px;height:50px;border-radius:50%;
  background:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;box-shadow:0 0 0 6px #F7F9F6,0 8px 20px rgba(11,74,56,.20);
}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--shadow-sm);max-width:450px;width:100%;
  transition:transform .22s ease,box-shadow .22s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.tl-card .tl-tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--soft);color:var(--brand-600);font-size:12.5px;font-weight:600;margin-bottom:12px;
}
.tl-card h3{font-size:19px;margin-bottom:8px;}
.tl-card p{font-size:15px;color:var(--ink-600);line-height:1.75;margin:0;}
.tl-item .tl-card.left{grid-column:1;justify-self:end;}
.tl-item .tl-card.right{grid-column:3;justify-self:start;}

/* ---------- 数据徽章带 ---------- */
.badge-band{
  border-radius:var(--r-xl);background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-md);padding:38px 34px;position:relative;overflow:hidden;
}
.badge-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(22,168,124,.16),rgba(22,168,124,0) 70%);
}
.data-badge{display:flex;align-items:center;gap:16px;padding:10px 4px;}
.data-dot{width:10px;height:10px;border-radius:50%;flex:0 0 10px;}
.data-dot.green{background:var(--brand-500);}
.data-dot.amber{background:var(--amber-500);}
.data-dot.orange{background:var(--accent-500);}
.data-value{font-size:30px;font-weight:800;color:var(--ink-900);line-height:1.2;font-variant-numeric:tabular-nums;}
.data-value small{font-size:15px;font-weight:600;color:var(--ink-400);margin-left:2px;}
.data-label{font-size:13.5px;color:var(--ink-400);line-height:1.6;}
.badge-note{
  margin-top:22px;padding-top:20px;border-top:1px dashed var(--line);
  font-size:14px;color:var(--ink-400);text-align:center;
}

/* ---------- 资料清单卡 ---------- */
.cap-card{
  height:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#CFE7DC;}
.cap-icon{
  width:48px;height:48px;border-radius:14px;background:var(--soft);color:var(--brand-600);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:16px;
}
.cap-card h3{font-size:19px;margin-bottom:8px;}
.cap-card p{font-size:15px;line-height:1.75;color:var(--ink-600);margin:0;}
.cap-card ul{margin-top:12px;display:flex;flex-direction:column;gap:8px;}
.cap-card ul li{position:relative;padding-left:16px;font-size:14.5px;color:var(--ink-600);}
.cap-card ul li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:2px;background:var(--brand-500);
}

/* ---------- 图文块 ---------- */
.media-block{
  border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:16/9;background:#DDEEE7;
}
.media-block img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.media-block:hover img{transform:scale(1.04);}
.check-list{display:flex;flex-direction:column;gap:12px;margin:22px 0;}
.check-list li{display:flex;gap:12px;font-size:15.5px;color:var(--ink-600);}
.check-list i{color:var(--brand-600);font-size:15px;margin-top:6px;}

/* ---------- 场次列表 ---------- */
.match-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--shadow-sm);padding:12px 26px;
}
.match-row{
  display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;
  border-bottom:1px solid var(--line);transition:padding-left .2s ease;
}
.match-row:last-child{border-bottom:0;}
.match-row:hover{padding-left:6px;}
.match-row:hover .match-name{color:var(--brand-600);}
.match-main{min-width:0;}
.match-name{display:block;font-size:16.5px;font-weight:600;color:var(--ink-900);margin-bottom:5px;transition:color .18s ease;}
.match-sub{font-size:13.5px;color:var(--ink-400);}
.match-time{text-align:right;flex:0 0 auto;}
.match-time b{display:block;font-size:16px;color:var(--brand-700);font-variant-numeric:tabular-nums;}
.match-time span{font-size:12.5px;color:var(--ink-400);}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--soft);color:var(--brand-600);font-size:12.5px;font-weight:600;
}
.chip.solid{background:var(--brand-600);color:#fff;}

/* ---------- FAQ ---------- */
.accordion-item{
  border:1px solid var(--line)!important;border-radius:var(--r-lg)!important;overflow:hidden;
  margin-bottom:14px;box-shadow:var(--shadow-sm);background:var(--surface);
}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--ink-900);background:var(--surface);
  padding:20px 26px;border-left:3px solid transparent;box-shadow:none!important;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:var(--surface);border-left-color:var(--brand-600);}
.accordion-button::after{background-size:16px;width:16px;height:16px;}
.accordion-button:not(.collapsed)::after{filter:hue-rotate(120deg) saturate(1.4);}
.accordion-body{padding:4px 26px 24px;font-size:15.5px;line-height:1.85;color:var(--ink-600);}

/* ---------- 底部 CTA ---------- */
.cta-band{
  border-radius:var(--r-xl);background:var(--grad-brand);color:#fff;padding:52px 48px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:8px;position:relative;}
.cta-band p{color:rgba(255,255,255,.85);margin:0;font-size:15.5px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:88px;
  border-top:1px solid rgba(111,211,174,.35);position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:2px;
  background:linear-gradient(90deg,rgba(15,122,95,0),var(--brand-300),rgba(15,122,95,0));
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand b{color:#fff;font-size:17px;}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul li a{color:rgba(255,255,255,.70);font-size:14.5px;transition:color .16s ease,padding-left .16s ease;}
.footer-col ul li a:hover{color:var(--brand-300);padding-left:4px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.70);align-items:flex-start;}
.footer-contact i{color:var(--brand-300);margin-top:6px;font-size:13px;}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:50%;
  background:var(--grad-brand);color:#fff;border:0;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;z-index:1040;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{filter:brightness(1.08);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .sidebar{width:208px;flex:0 0 208px;}
  .hero-sm h1{font-size:40px;}
  .section-title{font-size:30px;}
}
@media (max-width:991.98px){
  .sidebar{display:none;}
  .mobile-bar{display:flex;}
  .section{padding:68px 0;}
  .hero-sm{padding:72px 0 66px;}
  .hero-sm h1{font-size:34px;}
  .tl-item{grid-template-columns:1fr 76px 1fr;}
  .tl-card{max-width:100%;}
  .cta-band{padding:40px 32px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .section{padding:56px 0;}
  .hero-sm h1{font-size:29px;}
  .hero-sm p.lead-x{font-size:15.5px;}
  .section-title{font-size:25px;}
  .timeline::before{left:22px;transform:none;}
  .tl-item{grid-template-columns:52px 1fr;gap:14px;margin-bottom:24px;align-items:flex-start;}
  .tl-dot{grid-column:1;grid-row:1;width:44px;height:44px;justify-self:start;font-size:14px;}
  .tl-item .tl-card.left,
  .tl-item .tl-card.right{grid-column:2;grid-row:1;justify-self:start;}
  .tl-card{padding:20px 20px;}
  .badge-band{padding:28px 22px;}
  .data-badge{padding:6px 2px;}
  .data-value{font-size:26px;}
  .match-panel{padding:8px 18px;}
  .match-row{flex-direction:column;align-items:flex-start;gap:8px;}
  .match-time{text-align:left;}
  .cta-band{padding:34px 24px;}
  .cta-band h2{font-size:23px;}
  .cta-actions .btn-main,.cta-actions .btn-line{width:100%;}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%;}
  .to-top{right:16px;bottom:16px;width:44px;height:44px;}
}

/* roulang page: category3 */
:root{
  --brand-900:#06251C;
  --brand-700:#0B4A38;
  --brand-600:#0F7A5F;
  --brand-500:#16A87C;
  --brand-300:#6FD3AE;
  --accent-600:#E0431F;
  --accent-500:#FF5A3C;
  --accent-300:#FFB39E;
  --amber-500:#F5B301;
  --ink-900:#10201B;
  --ink-600:#4B5F58;
  --ink-400:#8A9A93;
  --line:#E2E8E3;
  --bg:#F7F9F6;
  --surface:#FFFFFF;
  --grad-brand:linear-gradient(120deg,#0B4A38 0%,#0F7A5F 48%,#16A87C 100%);
  --grad-cta:linear-gradient(135deg,#FF6A3D 0%,#E0431F 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:20px;
  --r-sm:16px;
  --r-xs:12px;
  --shadow-sm:0 2px 8px rgba(11,74,56,.06);
  --shadow-md:0 10px 30px rgba(11,74,56,.10);
  --shadow-lg:0 24px 60px rgba(11,74,56,.14);
  --bs-primary:#0F7A5F;
  --bs-body-font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-600);
  background:var(--bg);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--brand-500);}
h1,h2,h3,h4{color:var(--ink-900);margin:0;font-weight:800;letter-spacing:.02em;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
::selection{background:var(--brand-300);color:var(--brand-900);}

/* ============ 布局骨架 ============ */
.app-shell{display:flex;align-items:stretch;min-height:100vh;}

.side-nav{
  width:240px;flex:0 0 240px;
  background:var(--brand-900);
  position:sticky;top:0;height:100vh;overflow-y:auto;
  z-index:1040;
}
.side-nav::-webkit-scrollbar{width:6px;}
.side-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:3px;}
.side-nav-inner{display:flex;flex-direction:column;min-height:100%;padding:22px 16px 20px;}

.brand{display:flex;align-items:center;gap:11px;padding:2px 6px 18px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:16px;}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:14px;
  background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:800;font-size:20px;
  box-shadow:0 6px 16px rgba(15,122,95,.35);
}
.brand-text b{display:block;color:#fff;font-size:17px;line-height:1.25;letter-spacing:.02em;}
.brand-text span{display:block;color:rgba(255,255,255,.5);font-size:11.5px;margin-top:3px;letter-spacing:.02em;}

.nav-list{display:flex;flex-direction:column;gap:4px;}
.nav-link-x{
  position:relative;display:flex;align-items:center;gap:11px;
  min-height:46px;padding:8px 14px;border-radius:12px;
  color:rgba(255,255,255,.7);font-size:14.5px;font-weight:500;line-height:1.4;
  transition:background .16s ease,color .16s ease;
}
.nav-link-x i{width:18px;text-align:center;font-size:15px;color:rgba(255,255,255,.55);transition:color .16s ease;flex:0 0 18px;}
.nav-link-x:hover{background:rgba(255,255,255,.06);color:#fff;}
.nav-link-x:hover i{color:var(--brand-300);}
.nav-link-x.active{background:rgba(255,255,255,.08);color:#fff;font-weight:700;}
.nav-link-x.active i{color:var(--brand-300);}
.nav-link-x.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:0 3px 3px 0;background:var(--accent-500);
}
.side-nav-foot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);}
.side-nav-foot .btn-main{width:100%;justify-content:center;padding:13px 16px;font-size:14.5px;}
.side-foot-note{margin-top:14px;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.48);}
.side-foot-note i{color:var(--brand-300);margin-right:6px;}

.content-col{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;background:var(--bg);}
.content-col .container{max-width:1240px;padding-left:32px;padding-right:32px;}

/* ============ 移动端顶栏 ============ */
.mobile-bar{
  position:sticky;top:0;z-index:1030;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 16px;background:var(--brand-900);
  box-shadow:0 4px 18px rgba(6,37,28,.22);
}
.brand-mini{display:flex;align-items:center;gap:10px;}
.brand-mini .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:11px;font-size:17px;box-shadow:none;}
.brand-mini b{color:#fff;font-size:15.5px;letter-spacing:.02em;}
.burger{
  width:42px;height:42px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;border-radius:12px;
  display:grid;place-items:center;font-size:17px;transition:background .16s ease;
}
.burger:hover{background:rgba(255,255,255,.14);}

.drawer-nav{background:var(--brand-900);width:290px;color:#fff;border:0;}
.drawer-nav .offcanvas-body{padding:18px 16px;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 16px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:16px;}
.drawer-head b{color:#fff;font-size:16px;}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 28px;border-radius:999px;border:0;
  background:var(--grad-cta);color:#fff;font-weight:700;font-size:15.5px;
  box-shadow:0 8px 22px rgba(224,67,31,.28);cursor:pointer;
  transition:transform .22s ease,filter .22s ease,box-shadow .22s ease,color .22s ease;
}
.btn-main:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-md);color:#fff;}
.btn-main:active{transform:translateY(1px);}
.btn-main:focus-visible{outline:3px solid rgba(22,168,124,.35);outline-offset:2px;}

.btn-line{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  background:#fff;color:var(--brand-700);border:1px solid var(--line);
  font-weight:700;font-size:15.5px;cursor:pointer;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease,color .22s ease;
}
.btn-line:hover{border-color:var(--brand-600);color:var(--brand-600);transform:translateY(-2px);box-shadow:var(--shadow-sm);}
.btn-line:active{transform:translateY(1px);}
.btn-line:focus-visible{outline:3px solid rgba(22,168,124,.35);outline-offset:2px;}

.btn-ghost-light{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);
  font-weight:700;font-size:15.5px;cursor:pointer;
  transition:background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-ghost-light:hover{background:#fff;color:var(--brand-700);border-color:#fff;transform:translateY(-2px);}
.btn-ghost-light:active{transform:translateY(1px);}
.btn-ghost-light:focus-visible{outline:3px solid rgba(255,255,255,.45);outline-offset:2px;}

.btn-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;color:var(--brand-600);
}
.btn-arrow i{transition:transform .22s ease;}
.btn-arrow:hover i{transform:translateX(4px);}

/* ============ 标签 / 徽章 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  padding:6px 14px;border-radius:999px;
  background:#EAF7F1;color:var(--brand-600);
}
.chip-solid{background:var(--brand-600);color:#fff;}
.chip-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.26);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  padding:6px 14px;border-radius:999px;
  background:#EAF7F1;color:var(--brand-600);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-500);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--brand-900);padding:68px 0 62px;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  opacity:.6;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,37,28,.95) 0%,rgba(11,74,56,.88) 46%,rgba(22,168,124,.62) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.28fr) minmax(0,.9fr);gap:48px;align-items:center;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px;flex-wrap:wrap;}
.crumb a{color:rgba(255,255,255,.78);}
.crumb a:hover{color:#fff;}
.crumb i{font-size:10px;color:rgba(255,255,255,.4);}
.hero h1{font-size:46px;line-height:1.2;color:#fff;margin:16px 0 18px;letter-spacing:.02em;}
.hero h1 .h1-brand{display:block;font-size:22px;font-weight:700;color:var(--brand-300);margin-top:12px;letter-spacing:.06em;}
.hero-lead{font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.82);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

.hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.hbadge{
  background:linear-gradient(150deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,.06) 100%);
  border:1px solid rgba(255,255,255,.18);
  border-radius:18px;padding:16px 18px;
  transition:transform .22s ease,border-color .22s ease;
}
.hbadge:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.34);}
.hbadge b{
  display:block;color:#fff;font-size:26px;font-weight:800;line-height:1.2;
  font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.hbadge span{display:block;font-size:12.5px;color:rgba(255,255,255,.7);margin-top:6px;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:780px;margin-bottom:44px;}
.sec-head h2{font-size:34px;line-height:1.3;margin-bottom:14px;}
.sec-head p{font-size:16px;color:var(--ink-600);}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ============ 对比大卡 ============ */
.cmp-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.cmp-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.cmp-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:#D5E4DC;}
.cmp-head{padding:26px 26px 22px;background:linear-gradient(180deg,#F1F8F4 0%,#FFFFFF 100%);border-bottom:1px solid var(--line);}
.cmp-head .chip{margin-bottom:12px;}
.cmp-head h3{font-size:22px;line-height:1.35;margin-bottom:8px;}
.cmp-head p{font-size:14.5px;line-height:1.75;color:var(--ink-600);}
.cmp-row{display:flex;gap:16px;padding:17px 26px;border-bottom:1px solid var(--line);}
.cmp-row:last-child{border-bottom:0;}
.cmp-label{flex:0 0 50px;font-size:13px;font-weight:800;color:var(--brand-600);padding-top:2px;letter-spacing:.02em;}
.cmp-val{font-size:14.5px;line-height:1.8;color:var(--ink-600);}
.cmp-val strong{color:var(--ink-900);font-weight:700;}

/* ============ 编号清单 + 字段标签 ============ */
.guide-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.82fr);gap:44px;align-items:start;}
.step-list{list-style:none;display:grid;gap:18px;counter-reset:step;}
.step-list li{
  display:flex;gap:20px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 26px;box-shadow:var(--shadow-sm);
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.step-list li:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:#D5E4DC;}
.step-num{
  flex:0 0 44px;width:44px;height:44px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 8px 18px rgba(15,122,95,.28);
}
.step-body h3{font-size:19px;margin-bottom:6px;}
.step-body p{font-size:14.5px;line-height:1.8;}

.field-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.field-card figure{margin:0;position:relative;overflow:hidden;aspect-ratio:16/9;background:#EAF7F1;}
.field-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.field-card:hover figure img{transform:scale(1.04);}
.field-card .field-body{padding:24px 26px 26px;}
.field-card h3{font-size:19px;margin-bottom:10px;}
.field-card p{font-size:14.5px;line-height:1.8;margin-bottom:18px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tag-cloud span{
  font-size:12.5px;font-weight:600;color:var(--brand-700);
  background:#F1F8F4;border:1px solid #DCEBE3;
  padding:5px 13px;border-radius:999px;
  transition:background .18s ease,color .18s ease,transform .18s ease;
}
.tag-cloud span:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px);}

/* ============ FAQ ============ */
.faq-x{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq-x .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.faq-x .accordion-item:last-child{border-bottom:0;}
.faq-x .accordion-button{
  background:transparent;box-shadow:none;
  font-size:16.5px;font-weight:700;color:var(--ink-900);
  padding:22px 26px;position:relative;line-height:1.6;
  transition:background .2s ease,color .2s ease;
}
.faq-x .accordion-button:hover{background:#F6FBF8;}
.faq-x .accordion-button:not(.collapsed){color:var(--brand-600);background:#F1F8F4;}
.faq-x .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand-600);
}
.faq-x .accordion-button:focus{box-shadow:none;outline:3px solid rgba(22,168,124,.35);outline-offset:-3px;}
.faq-x .accordion-button::after{
  background-image:none;width:10px;height:10px;flex:0 0 10px;
  border-right:2px solid var(--brand-600);
  border-bottom:2px solid var(--brand-600);
  transform:rotate(45deg);
  margin-left:auto;margin-top:-5px;
  transition:transform .24s ease;
}
.faq-x .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:4px;}
.faq-x .accordion-body{padding:2px 26px 24px;font-size:15px;line-height:1.85;color:var(--ink-600);}
.faq-x .accordion-body strong{color:var(--ink-900);}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--grad-brand);border-radius:var(--r-xl);
  padding:54px 50px;color:#fff;box-shadow:var(--shadow-lg);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;bottom:-90px;
  width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.08);
}
.cta-band::before{
  content:"";position:absolute;right:130px;top:-70px;
  width:170px;height:170px;border-radius:50%;background:rgba(255,255,255,.06);
}
.cta-copy{position:relative;z-index:2;max-width:660px;}
.cta-copy h2{color:#fff;font-size:29px;line-height:1.35;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.85);font-size:15.5px;line-height:1.8;}
.cta-band .btn-main{position:relative;z-index:2;background:linear-gradient(135deg,#FF8A5C 0%,#FF5A3C 100%);box-shadow:0 10px 26px rgba(0,0,0,.22);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);position:relative;padding:64px 0 0;margin-top:0;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-brand);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer-brand b{color:#fff;font-size:17px;letter-spacing:.02em;}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:360px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{list-style:none;display:grid;gap:10px;}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px;}
.footer-col a:hover{color:var(--brand-300);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.66);}
.footer-contact i{color:var(--brand-300);margin-top:5px;flex:0 0 auto;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.10);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:26px;bottom:26px;z-index:1050;
  width:46px;height:46px;border-radius:50%;border:0;
  background:var(--grad-cta);color:#fff;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease,filter .24s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{filter:brightness(1.08);}
.to-top:focus-visible{outline:3px solid rgba(22,168,124,.5);outline-offset:3px;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .side-nav{width:208px;flex:0 0 208px;}
  .hero h1{font-size:40px;}
  .hero h1 .h1-brand{font-size:20px;}
  .sec-head h2{font-size:30px;}
  .cmp-head h3{font-size:20px;}
  .guide-wrap{gap:34px;}
}

@media (max-width:991px){
  .content-col .container{padding-left:20px;padding-right:20px;}
  .hero{padding:52px 0 50px;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero h1{font-size:34px;}
  .hero h1 .h1-brand{font-size:17px;margin-top:10px;}
  .hero-lead{font-size:15.5px;}
  .section{padding:64px 0;}
  .sec-head{margin-bottom:32px;}
  .sec-head h2{font-size:27px;}
  .cmp-grid{grid-template-columns:1fr;gap:20px;}
  .guide-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:38px 26px;border-radius:var(--r-lg);}
  .cta-copy h2{font-size:23px;}
  .cta-band .btn-main{width:100%;justify-content:center;}
  .site-footer{padding-top:48px;}
  .footer-about{max-width:none;}
  .footer-bottom{margin-top:32px;}
}

@media (max-width:767px){
  body{font-size:15.5px;}
  .hero{padding:42px 0 44px;}
  .hero h1{font-size:28px;line-height:1.25;}
  .hero h1 .h1-brand{font-size:15px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost-light{width:100%;justify-content:center;}
  .hero-badges{gap:10px;}
  .hbadge{padding:13px 14px;border-radius:14px;}
  .hbadge b{font-size:21px;}
  .hbadge span{font-size:11.5px;}
  .section{padding:56px 0;}
  .sec-head h2{font-size:23px;}
  .sec-head p{font-size:15px;}
  .cmp-head{padding:22px 20px 18px;}
  .cmp-head h3{font-size:19px;}
  .cmp-row{padding:15px 20px;gap:12px;}
  .cmp-label{flex:0 0 44px;font-size:12.5px;}
  .cmp-val{font-size:14px;}
  .step-list li{padding:18px 18px;gap:14px;}
  .step-num{flex:0 0 38px;width:38px;height:38px;font-size:15px;}
  .step-body h3{font-size:17px;}
  .field-card .field-body{padding:20px 20px 22px;}
  .faq-x .accordion-button{font-size:15.5px;padding:18px 20px;}
  .faq-x .accordion-body{padding:0 20px 20px;font-size:14.5px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .to-top{right:16px;bottom:16px;width:42px;height:42px;}
}

@media (max-width:520px){
  .content-col .container{padding-left:16px;padding-right:16px;}
  .hero h1{font-size:26px;}
  .hero h1 .h1-brand{font-size:14px;letter-spacing:.04em;}
  .hero-badges{grid-template-columns:1fr 1fr;}
  .sec-head h2{font-size:21px;}
  .cta-copy h2{font-size:20px;}
  .cta-band{padding:30px 20px;}
  .cmp-head h3{font-size:18px;}
}