/* roulang page: index */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-teal-soft:#E1F5EF;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-ink:#1E1A17;
  --c-ink-2:#5C534C;
  --c-ink-3:#8A7F77;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh:0 10px 30px rgba(30,20,10,.06);
  --sh-hover:0 18px 44px rgba(242,98,30,.18);
  --grad:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(135deg,#241C17 0%,#3A2A1F 100%);
  --sp:88px;
  --f:"-apple-system","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--f);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--c-ink);
  background:var(--c-bg);
  padding-top:76px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-brand);text-decoration:none;transition:color .25s ease,background .25s ease,transform .25s ease}
a:hover{color:var(--c-brand-deep)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--c-ink)}
h2{font-size:30px;line-height:1.35;font-weight:700}
h3{font-size:22px;line-height:1.4;font-weight:600}
h4{font-size:18px;line-height:1.5;font-weight:600}
p{margin:0 0 1.15em}
p:last-child{margin-bottom:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:3px solid rgba(242,98,30,.55);outline-offset:2px;border-radius:6px}

/* ---------- 容器 ---------- */
.container,.container-lg,.container-md{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:var(--sp) 0}
.section-tight{padding:64px 0}
.section-head{margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--c-brand-deep);background:var(--c-brand-soft);
  padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--c-ink-2);max-width:720px;margin:0}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.text-link{font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.text-link i{transition:transform .25s ease}
.text-link:hover i{transform:translateX(4px)}

/* ---------- 按钮 ---------- */
.btn{border-radius:14px;font-weight:600;border:1px solid transparent;transition:all .25s ease;padding:12px 24px}
.btn-brand,.btn-primary{
  background:var(--grad);color:#fff;border:none;
  box-shadow:0 10px 24px rgba(242,98,30,.28),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-brand:hover,.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(242,98,30,.34);filter:brightness(1.03)}
.btn-ghost{background:#fff;color:var(--c-brand-deep);border:1px solid var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand-soft);color:var(--c-brand-deep)}
.btn-outline-light-x{background:rgba(255,246,239,.12);color:#FFF6EF;border:1px solid rgba(255,246,239,.42)}
.btn-outline-light-x:hover{background:rgba(255,246,239,.22);color:#fff}
.btn-lg-x{padding:15px 30px;font-size:17px}
.btn-block{display:block;width:100%}

/* ---------- 徽章 ---------- */
.badge-pill-x{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--c-brand-soft);color:var(--c-brand-deep);
}
.badge-pill-x .dot{width:7px;height:7px;border-radius:50%;background:var(--c-brand)}
.badge-teal{background:var(--c-teal-soft);color:#0A7A60}
.badge-teal .dot{background:var(--c-teal)}
.badge-dark{background:rgba(255,246,239,.14);color:#FFF6EF;border:1px solid rgba(255,246,239,.2)}
.badge-dark .dot{background:var(--c-yellow)}

/* ---------- 顶栏 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(255,248,243,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{background:#fff;border-bottom-color:var(--c-line);box-shadow:0 8px 26px rgba(30,20,10,.08)}
.header-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:16px;min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-side.right{justify-content:flex-end}
.nav-link-x{
  padding:9px 14px;border-radius:999px;font-size:15px;font-weight:500;
  color:var(--c-ink-2);white-space:nowrap;
}
.nav-link-x:hover{color:var(--c-brand-deep);background:var(--c-brand-soft)}
.nav-link-x.active{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(242,98,30,.26)}
.nav-cta{margin-left:8px;padding:10px 18px;font-size:14px;border-radius:12px}
.brand{display:flex;align-items:center;gap:11px;justify-self:center}
.brand-mark{
  width:44px;height:44px;border-radius:14px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-size:21px;font-weight:700;
  box-shadow:0 10px 22px rgba(242,98,30,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:.03em}
.brand-text small{font-size:11.5px;color:var(--c-ink-3);letter-spacing:.2em}
.menu-toggle{
  display:none;width:46px;height:46px;border-radius:13px;border:1px solid var(--c-line);
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  padding:0;cursor:pointer;
}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-nav{
  display:none;background:#fff;border-top:1px solid var(--c-line);
  box-shadow:0 18px 40px rgba(30,20,10,.12);
  max-height:0;overflow:hidden;transition:max-height .35s ease;
}
.mobile-nav.open{max-height:520px}
.mobile-nav-inner{padding:14px 24px 24px}
.mobile-nav-label{font-size:12px;letter-spacing:.2em;color:var(--c-ink-3);margin:12px 0 6px;text-transform:uppercase}
.mobile-nav a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  font-size:17px;line-height:1;padding:18px 4px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-nav a.m-link.active{color:var(--c-brand-deep);font-weight:600}
.mobile-nav .btn{margin-top:18px}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#FFF6EF;overflow:hidden;
  padding:70px 0 92px;
  background-image:
    linear-gradient(118deg,rgba(36,28,23,.94) 0%,rgba(120,45,15,.86) 46%,rgba(242,98,30,.74) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:auto -10% -55% auto;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.28),transparent 66%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero h1{
  color:#FFF6EF;font-size:46px;line-height:1.24;font-weight:700;
  letter-spacing:.01em;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:#FFC978}
.hero-sub{font-size:18px;color:rgba(255,246,239,.88);max-width:520px;margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.hero-badges .badge-pill-x{background:rgba(255,233,220,.16);color:#FFE3D2;border:1px solid rgba(255,233,220,.26)}
.hero-badges .dot{background:var(--c-yellow)}
.hero-visual{position:relative}
.hero-visual .shot{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.18);
  box-shadow:0 30px 60px rgba(0,0,0,.34);
}
.hero-visual .shot img{width:100%;aspect-ratio:16/10;object-fit:cover}
.float-card{
  position:absolute;background:#fff;color:var(--c-ink);
  border-radius:16px;padding:14px 18px;box-shadow:0 18px 40px rgba(20,10,4,.26);
  display:flex;align-items:center;gap:12px;min-width:186px;
}
.float-card .ico{
  width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:17px;flex:0 0 auto;
}
.float-card b{display:block;font-size:19px;font-variant-numeric:tabular-nums;line-height:1.2}
.float-card span{font-size:12.5px;color:var(--c-ink-3)}
.float-1{top:-26px;left:-26px}
.float-2{bottom:-26px;right:-14px}
.float-2 .ico{background:linear-gradient(135deg,#0E9F7E,#3FC7A4)}

/* ---------- 看板 ---------- */
.board-wrap{
  background:var(--grad-dark);border-radius:var(--r-lg);padding:44px 40px;color:#FFF6EF;
  box-shadow:0 24px 60px rgba(30,20,10,.18);position:relative;overflow:hidden;
}
.board-wrap::before{
  content:"";position:absolute;top:-70px;right:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,98,30,.34),transparent 68%);
}
.board-head{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:30px}
.board-head h2{color:#FFF6EF;font-size:26px}
.board-head p{color:rgba(255,246,239,.72);font-size:14px;margin:8px 0 0}
.kpi-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi-item{
  background:rgba(255,246,239,.06);border:1px solid rgba(255,246,239,.14);
  border-radius:var(--r-md);padding:24px 22px;
}
.kpi-item:nth-child(1){grid-column:span 2}
.kpi-item:nth-child(6){grid-column:span 2}
.kpi-value{
  font-size:44px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#FF8A3D,#FFB020);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-value small{font-size:16px;font-weight:600;margin-left:4px;-webkit-text-fill-color:#FFD9AE;color:#FFD9AE}
.kpi-name{font-size:15px;font-weight:600;color:#FFF6EF;margin-top:8px}
.kpi-note{font-size:13px;color:rgba(255,246,239,.6);margin-top:4px;line-height:1.6}
.kpi-bar{height:6px;border-radius:99px;background:rgba(255,246,239,.14);margin-top:14px;overflow:hidden}
.kpi-bar i{display:block;height:100%;border-radius:99px;background:var(--grad)}

/* ---------- 服务矩阵 ---------- */
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mx-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:28px 26px;box-shadow:var(--sh);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  display:flex;flex-direction:column;gap:12px;
}
.mx-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(242,98,30,.42)}
.mx-icon{
  width:52px;height:52px;border-radius:15px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:21px;box-shadow:0 10px 22px rgba(242,98,30,.24);
}
.mx-card h3{font-size:19px}
.mx-card p{font-size:15px;color:var(--c-ink-2);margin:0}
.mx-card .text-link{margin-top:auto;font-size:14.5px}
.mx-lg{grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden;gap:0}
.mx-lg .mx-media{position:relative;height:230px;overflow:hidden}
.mx-lg .mx-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.mx-lg:hover .mx-media img{transform:scale(1.05)}
.mx-lg .mx-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(36,28,23,.06),rgba(36,28,23,.62))}
.mx-lg .mx-tag{position:absolute;left:22px;bottom:20px;z-index:2}
.mx-lg .mx-body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px;flex:1}
.mx-lg h3{font-size:24px}
.mx-lg ul{display:grid;gap:9px;margin-top:4px}
.mx-lg li{font-size:15px;color:var(--c-ink-2);display:flex;gap:9px;align-items:flex-start}
.mx-lg li i{color:var(--c-brand);margin-top:5px;font-size:12px}
.mx-wide{grid-column:span 4;display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;background:var(--c-surface-2);border-style:dashed}

/* ---------- 资讯列表 ---------- */
.news-lead{
  display:grid;grid-template-columns:1.02fr .98fr;gap:0;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh);
  transition:transform .3s ease,box-shadow .3s ease;
}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-lead .lead-media{position:relative;min-height:280px;overflow:hidden}
.news-lead .lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-lead:hover .lead-media img{transform:scale(1.04)}
.news-lead .lead-body{padding:34px 34px 30px;display:flex;flex-direction:column;gap:14px}
.news-lead h3{font-size:23px;line-height:1.45}
.news-lead h3 a{color:var(--c-ink)}
.news-lead h3 a:hover{color:var(--c-brand-deep)}
.news-lead p{font-size:15.5px;color:var(--c-ink-2);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--c-ink-3);flex-wrap:wrap}
.news-meta .sep{width:4px;height:4px;border-radius:50%;background:var(--c-line)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:22px}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-card .cover{height:172px;overflow:hidden}
.news-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .cover img{transform:scale(1.04)}
.news-card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:11px;flex:1}
.news-card h4{font-size:17.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h4 a{color:var(--c-ink)}
.news-card h4 a:hover{color:var(--c-brand-deep)}
.news-card p{font-size:14.5px;color:var(--c-ink-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .news-meta{margin-top:auto;font-size:13px}
.empty-state{
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-lg);
  padding:64px 28px;text-align:center;color:var(--c-ink-3);
}
.empty-state i{font-size:34px;color:var(--c-brand);opacity:.6;display:block;margin-bottom:14px}
.empty-state p{margin:0 0 14px}

/* ---------- 对比 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--sh)}
.compare-col.win{border-color:rgba(14,159,126,.4);background:linear-gradient(180deg,#F3FBF8, #fff 42%)}
.compare-col.base{background:var(--c-surface-2)}
.compare-col h3{font-size:20px;margin-bottom:6px;display:flex;align-items:center;gap:10px}
.compare-col .tag{font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:999px}
.win .tag{background:var(--c-teal-soft);color:#0A7A60}
.base .tag{background:#EFE5DC;color:var(--c-ink-2)}
.compare-col > p{font-size:14.5px;color:var(--c-ink-2);margin:10px 0 22px}
.cmp-row{padding:16px 0;border-top:1px dashed var(--c-line)}
.cmp-row:first-of-type{border-top:none;padding-top:0}
.cmp-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:9px}
.cmp-top span{font-size:15px;color:var(--c-ink-2)}
.cmp-top b{font-size:19px;font-variant-numeric:tabular-nums}
.win .cmp-top b{color:#0A7A60}
.base .cmp-top b{color:var(--c-ink-3)}
.cmp-bar{height:8px;border-radius:99px;background:#EFE5DC;overflow:hidden}
.cmp-bar i{display:block;height:100%;border-radius:99px}
.win .cmp-bar i{background:linear-gradient(90deg,#0E9F7E,#3FC7A4)}
.base .cmp-bar i{background:#CFC2B7}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .3s ease,box-shadow .3s ease,background .3s ease;
}
.faq-item.open{border-color:rgba(242,98,30,.4);background:#FFFDFB;box-shadow:var(--sh)}
.faq-q{
  width:100%;background:none;border:none;text-align:left;cursor:pointer;
  padding:22px 26px 22px 30px;font-size:18px;font-weight:600;color:var(--c-ink);
  display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);opacity:0;transition:opacity .3s ease;
}
.faq-item.open .faq-q::before{opacity:1}
.faq-icon{
  width:30px;height:30px;border-radius:10px;background:var(--c-brand-soft);color:var(--c-brand-deep);
  display:grid;place-items:center;flex:0 0 auto;font-size:13px;
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item.open .faq-icon{transform:rotate(180deg);background:var(--grad);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a-inner{padding:0 30px 24px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}

/* ---------- 表单 ---------- */
.lead-wrap{
  background:var(--grad-dark);border-radius:var(--r-lg);color:#FFF6EF;overflow:hidden;
  display:grid;grid-template-columns:1fr 1fr;box-shadow:0 26px 60px rgba(30,20,10,.2);
}
.lead-copy{padding:52px 46px;position:relative;background-image:linear-gradient(150deg,rgba(36,28,23,.9),rgba(194,64,12,.62)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
.lead-copy h2{color:#FFF6EF;font-size:28px;margin-bottom:14px}
.lead-copy p{color:rgba(255,246,239,.82);font-size:15.5px}
.lead-points{display:grid;gap:12px;margin-top:26px}
.lead-points li{display:flex;gap:10px;font-size:15px;color:rgba(255,246,239,.9)}
.lead-points i{color:var(--c-yellow);margin-top:6px;font-size:12px}
.lead-form{background:#fff;padding:46px 44px}
.lead-form h3{font-size:22px;margin-bottom:6px}
.lead-form .hint{font-size:14px;color:var(--c-ink-3);margin-bottom:24px}
.form-label{font-size:14px;color:var(--c-ink-2);font-weight:500;margin-bottom:7px;display:block}
.form-control,.form-select{
  height:48px;border-radius:14px;border:1px solid var(--c-line);background:var(--c-surface-2);
  color:var(--c-ink);font-size:15px;padding:0 16px;box-shadow:none;transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
textarea.form-control{height:auto;min-height:112px;padding:14px 16px;line-height:1.7;resize:vertical}
.form-control:focus,.form-select:focus{border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 4px rgba(242,98,30,.16)}
.form-control::placeholder{color:#B6A99F}
.field{margin-bottom:18px}
.field.error .form-control,.field.error .form-select{border-color:var(--c-rose);box-shadow:0 0 0 4px rgba(226,60,106,.12)}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-ink-2);margin:6px 0 22px}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--c-brand);flex:0 0 auto}
.form-note{font-size:13px;color:var(--c-ink-3);margin-top:14px;text-align:center}
.form-ok{display:none;margin-top:16px;padding:12px 16px;border-radius:12px;background:var(--c-teal-soft);color:#0A7A60;font-size:14px}
.form-ok.show{display:block}

/* ---------- 通栏 CTA ---------- */
.cta-band{
  border-radius:var(--r-lg);overflow:hidden;position:relative;color:#FFF6EF;
  background-image:linear-gradient(110deg,rgba(36,28,23,.92),rgba(242,98,30,.78)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;
}
.cta-band h2{color:#FFF6EF;font-size:28px;margin-bottom:10px}
.cta-band p{color:rgba(255,246,239,.84);margin:0;max-width:620px;font-size:15.5px}
.cta-band .actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#FFF6EF;padding:70px 0 0;margin-top:var(--sp)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-text strong{color:#FFF6EF}
.footer-brand .brand-text small{color:rgba(255,246,239,.6)}
.footer-col p{color:rgba(255,246,239,.72);font-size:14.5px;max-width:330px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{font-size:12.5px;padding:5px 12px;border-radius:999px;background:rgba(255,246,239,.1);color:rgba(255,246,239,.8);border:1px solid rgba(255,246,239,.14)}
.footer-col h4{color:rgba(255,246,239,.68);font-size:14px;font-weight:600;letter-spacing:.08em;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col li a{color:rgba(255,246,239,.86);font-size:14.5px;display:inline-flex;align-items:center;gap:8px;transition:transform .25s ease,color .25s ease}
.footer-col li a:hover{color:var(--c-brand);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;color:rgba(255,246,239,.8);font-size:14.5px;align-items:flex-start}
.footer-contact i{color:var(--c-brand);margin-top:5px;font-size:13px}
.footer-bottom{
  border-top:1px solid rgba(255,246,239,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,246,239,.6);
}
.footer-bottom a{color:rgba(255,246,239,.72)}
.footer-bottom a:hover{color:var(--c-brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  :root{--sp:72px}
  .hero h1{font-size:40px}
  .kpi-value{font-size:38px}
  .news-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  body{padding-top:70px}
  .header-inner{grid-template-columns:auto 1fr auto;min-height:70px}
  .nav-side{display:none!important}
  .brand{justify-self:center}
  .menu-toggle{display:flex}
  .mobile-nav{display:block}
  .hero{padding:52px 0 70px}
  .hero-grid{grid-template-columns:1fr;gap:46px}
  .hero h1{font-size:34px}
  .float-1{top:-16px;left:-8px}
  .float-2{bottom:-18px;right:-6px}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .mx-lg{grid-column:span 2;grid-row:auto}
  .mx-wide{grid-column:span 2}
  .news-lead{grid-template-columns:1fr}
  .news-lead .lead-media{min-height:220px}
  .compare{grid-template-columns:1fr}
  .lead-wrap{grid-template-columns:1fr}
  .lead-copy{padding:40px 32px}
  .lead-form{padding:38px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{padding:44px 32px}
}
@media (max-width:767.98px){
  :root{--sp:56px}
  body{font-size:15.5px}
  h2{font-size:24px}
  .hero h1{font-size:29px;line-height:1.32}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%;text-align:center}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .kpi-item:nth-child(1),.kpi-item:nth-child(6){grid-column:span 2}
  .kpi-value{font-size:32px}
  .board-wrap{padding:30px 22px}
  .matrix{grid-template-columns:1fr}
  .mx-lg,.mx-wide{grid-column:span 1}
  .mx-wide{flex-direction:column;align-items:flex-start}
  .news-grid{grid-template-columns:1fr}
  .news-lead .lead-body{padding:24px 22px 26px}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 24px}
  .cta-band .actions{width:100%}
  .cta-band .actions .btn{flex:1 1 100%;text-align:center}
  .faq-q{font-size:16.5px;padding:18px 20px 18px 24px}
  .faq-a-inner{padding:0 24px 20px}
}
@media (max-width:576px){
  .container{padding-left:18px;padding-right:18px}
  .float-card{min-width:0;padding:11px 13px;gap:9px}
  .float-card b{font-size:16px}
  .float-card .ico{width:34px;height:34px;font-size:15px}
  .hero-badges .badge-pill-x{font-size:12.5px}
}

/* roulang page: article */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-teal-soft:#E3F5F0;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-ink:#1E1A17;
  --c-ink-2:#5C534C;
  --c-ink-3:#8A7F77;
  --grad-brand:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(150deg,#241C17 0%,#3A2A1F 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-btn:14px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(30,20,10,.06);
  --sh-2:0 18px 44px rgba(242,98,30,.18);
  --sec-y:88px;
  --font-x:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-x);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,transform .2s ease}
a:hover{color:var(--c-brand-deep)}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0 0 .6em;font-weight:700;line-height:1.4;color:var(--c-ink)}
p{margin:0 0 1.15em}
ul,ol{margin:0;padding:0}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:3px solid rgba(242,98,30,.55);outline-offset:2px;border-radius:6px}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,248,243,.94);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:#fff;border-bottom-color:var(--c-line);
  box-shadow:0 8px 26px rgba(30,20,10,.07);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:14px;
  height:78px;
}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-side.left{justify-content:flex-start}
.nav-side.right{justify-content:flex-end}
.nav-link-x{
  display:inline-block;
  padding:9px 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  white-space:nowrap;
}
.nav-link-x:hover{color:var(--c-brand-deep);background:var(--c-brand-soft)}
.nav-link-x.active{background:var(--grad-brand);color:#fff;box-shadow:0 8px 18px rgba(242,98,30,.28)}
.brand{display:flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;
  border-radius:14px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;font-size:20px;font-weight:700;
  box-shadow:0 8px 20px rgba(242,98,30,.28);
}
.brand-text strong{display:block;font-size:17px;line-height:1.2;letter-spacing:.02em}
.brand-text small{display:block;font-size:11.5px;letter-spacing:.16em;color:var(--c-ink-3)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);
  font-weight:600;line-height:1;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,filter .2s ease;
}
.btn-brand{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 10px 24px rgba(242,98,30,.26),inset 0 1px 0 rgba(255,255,255,.32);
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(242,98,30,.34);filter:brightness(1.03)}
.btn-line{background:#fff;color:var(--c-brand-deep);border-color:rgba(242,98,30,.42)}
.btn-line:hover{background:var(--c-brand-soft);color:var(--c-brand-deep)}
.btn-dark{background:var(--grad-dark);color:#FFF6EF}
.btn-dark:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(36,28,23,.3)}
.btn-md{padding:13px 22px;font-size:15px}
.btn-lg{padding:16px 30px;font-size:16px}
.nav-cta{padding:11px 20px;font-size:14.5px;margin-left:8px}
.nav-toggle{
  display:none;width:46px;height:46px;justify-self:end;
  background:#fff;border:1px solid var(--c-line);border-radius:14px;
  cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-ink);border-radius:2px;margin:4px auto;transition:transform .3s ease,opacity .3s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--c-line);padding:14px 0 22px}
.mobile-panel.open{display:block}
.mobile-panel .mp-title{font-size:12px;letter-spacing:.18em;color:var(--c-ink-3);padding:12px 24px 6px}
.mobile-panel a.mp-link{
  display:block;padding:14px 24px;font-size:17px;color:var(--c-ink);
  border-bottom:1px solid rgba(240,226,214,.7);
}
.mobile-panel a.mp-link:hover{background:var(--c-surface-2);color:var(--c-brand-deep)}
.mobile-panel .mp-cta{margin:16px 24px 0;width:calc(100% - 48px)}

/* ============ 面包屑 & 文章头 ============ */
.article-top{padding:36px 0 0}
.breadcrumb-x{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:14px;color:var(--c-ink-3);margin-bottom:26px}
.breadcrumb-x a{color:var(--c-ink-2)}
.breadcrumb-x a:hover{color:var(--c-brand-deep)}
.breadcrumb-x .sep{color:#D9C9BA}
.breadcrumb-x .cur{max-width:min(340px,52vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{max-width:860px;margin:0 auto;text-align:center}
.badge-x{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.badge-x::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-brand)}
.article-title{
  font-size:40px;line-height:1.34;font-weight:700;
  margin:20px 0 18px;letter-spacing:.005em;
}
.article-meta{
  display:flex;align-items:center;justify-content:center;flex-wrap:wrap;
  gap:10px 18px;font-size:14px;color:var(--c-ink-3);margin-bottom:30px;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#DCCBBC}
.article-meta i{color:var(--c-brand);margin-right:6px}
.article-cover{
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);border:1px solid var(--c-line);
  aspect-ratio:16/9;background:var(--c-surface-2);
}
.article-cover img{width:100%;height:100%;object-fit:cover}

/* ============ 布局 ============ */
.article-main{padding:56px 0 var(--sec-y)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:48px;align-items:start}
.article-shell{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:52px 56px;box-shadow:var(--sh-1);
}

/* ============ 正文排版 ============ */
.article-body{font-size:17px;line-height:30px;color:#2B2521;overflow-wrap:break-word;word-break:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  position:relative;font-size:26px;line-height:1.5;font-weight:700;
  margin:48px 0 18px;padding-left:16px;color:var(--c-ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:4px;background:var(--grad-brand);
}
.article-body h3{font-size:20px;font-weight:600;margin:32px 0 12px;color:var(--c-ink)}
.article-body h4{font-size:18px;font-weight:600;margin:26px 0 10px}
.article-body ul,.article-body ol{padding-left:1.5em;margin:0 0 1.2em}
.article-body li{margin-bottom:.5em}
.article-body ul{list-style:none;padding-left:1.35em}
.article-body ul > li{position:relative}
.article-body ul > li::before{
  content:"";position:absolute;left:-1.05em;top:.72em;
  width:8px;height:8px;border-radius:3px;background:var(--grad-brand);
}
.article-body ol{list-style:decimal}
.article-body ol > li::marker{color:var(--c-brand-deep);font-weight:700}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;
  background:var(--c-brand-soft);
  border-left:4px solid var(--c-brand);
  border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--c-brand-deep);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;margin:26px auto}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:14px;color:var(--c-ink-3);margin-top:10px}
.article-body a{color:var(--c-brand-deep);border-bottom:1px solid rgba(242,98,30,.4)}
.article-body a:hover{color:var(--c-brand);border-bottom-color:var(--c-brand)}
.article-body table{border-collapse:collapse;width:100%;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:11px 14px;text-align:left}
.article-body th{background:var(--c-surface-2);font-weight:600}
.article-body .table-scroll{overflow-x:auto;margin:22px 0;border-radius:var(--r-md)}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:36px 0}
.note-box{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--c-teal-soft);border-radius:var(--r-md);
  padding:18px 20px;margin:24px 0;color:#0B6C56;font-size:16px;
}
.note-box i{margin-top:4px;color:var(--c-teal)}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px 22px 20px;box-shadow:var(--sh-1);
}
.side-card h3{
  font-size:15px;font-weight:700;letter-spacing:.06em;
  margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--c-line);
  display:flex;align-items:center;gap:8px;color:var(--c-ink);
}
.side-card h3 i{color:var(--c-brand)}
.toc-list{list-style:none;padding:0;margin:0;max-height:320px;overflow:auto}
.toc-list li{margin-bottom:4px}
.toc-list a{
  display:block;padding:8px 10px;border-radius:10px;
  font-size:14px;line-height:1.5;color:var(--c-ink-2);
  border-left:3px solid transparent;
}
.toc-list a:hover{background:var(--c-surface-2);color:var(--c-brand-deep);border-left-color:var(--c-brand)}
.toc-list a.is-active{background:var(--c-brand-soft);color:var(--c-brand-deep);border-left-color:var(--c-brand);font-weight:600}
.side-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 4px;font-size:14.5px;color:var(--c-ink-2);
  border-bottom:1px dashed var(--c-line);
}
.side-link:last-child{border-bottom:0}
.side-link i{color:var(--c-brand);font-size:12px;transition:transform .2s ease}
.side-link:hover{color:var(--c-brand-deep)}
.side-link:hover i{transform:translateX(4px)}
.side-mini{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--c-line)}
.side-mini:last-child{border-bottom:0}
.side-mini img{width:66px;height:50px;object-fit:cover;border-radius:10px;flex:0 0 66px}
.side-mini span{font-size:14px;line-height:1.5;color:var(--c-ink-2)}
.side-mini:hover span{color:var(--c-brand-deep)}
.side-cta{
  background:var(--grad-dark);color:#FFF6EF;border:0;
  border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);
}
.side-cta h3{color:#FFF6EF;border-bottom-color:rgba(255,255,255,.14)}
.side-cta p{color:rgba(255,246,239,.72);font-size:14px;line-height:1.7;margin-bottom:16px}
.side-cta .btn{width:100%}

/* ============ 空态 ============ */
.empty-state{
  text-align:center;padding:64px 20px;border:1px dashed var(--c-line);
  border-radius:var(--r-md);background:var(--c-surface-2);
}
.empty-state i{font-size:40px;color:#D9C4B3;display:block;margin-bottom:14px}
.empty-state p{font-size:17px;color:var(--c-ink-2);margin-bottom:20px}

/* ============ 标签 / 翻页 / 推荐 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px; margin:40px 0 0;padding-top:28px;border-top:1px solid var(--c-line)}
.tag-row .tag{
  padding:7px 15px;border-radius:var(--r-pill);
  background:var(--c-surface-2);border:1px solid var(--c-line);
  font-size:13.5px;color:var(--c-ink-2);
}
.tag-row .tag:hover{border-color:var(--c-brand);color:var(--c-brand-deep);background:var(--c-brand-soft)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}
.post-nav-card{
  display:block;background:var(--c-surface-2);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:20px 22px;
}
.post-nav-card .pn-label{display:block;font-size:12.5px;letter-spacing:.14em;color:var(--c-ink-3);margin-bottom:8px}
.post-nav-card .pn-title{display:block;font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.5}
.post-nav-card:hover{background:#fff;border-color:rgba(242,98,30,.4);transform:translateY(-3px);box-shadow:var(--sh-1)}
.post-nav-card:hover .pn-title{color:var(--c-brand-deep)}
.back-row{margin-top:26px;text-align:center}

/* ============ 相关推荐 ============ */
.section{padding:var(--sec-y) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px}
.section-head h2{font-size:30px;line-height:1.35;margin:0}
.section-head .sub{font-size:15px;color:var(--c-ink-3);margin:8px 0 0}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;white-space:nowrap}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card-x{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-x:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(242,98,30,.35)}
.card-x .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-surface-2)}
.card-x .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card-x:hover .thumb img{transform:scale(1.04)}
.card-x .body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.card-x .body h3{font-size:18px;line-height:1.5;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-x .body p{font-size:14.5px;color:var(--c-ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px}
.card-x .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-ink-3)}
.card-x .meta i{color:var(--c-brand)}

/* ============ CTA 条 ============ */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);margin-bottom:0}
.cta-band .bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.cta-band .veil{position:absolute;inset:0;background:linear-gradient(115deg,rgba(36,28,23,.94) 0%,rgba(58,42,31,.86) 52%,rgba(242,98,30,.72) 100%)}
.cta-inner{position:relative;padding:58px 56px;display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center}
.cta-inner h2{color:#FFF6EF;font-size:30px;line-height:1.4;margin-bottom:14px}
.cta-inner p{color:rgba(255,246,239,.76);font-size:16px;margin:0;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.cta-points span{
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);color:rgba(255,246,239,.9);
  font-size:13px;border:1px solid rgba(255,255,255,.16);
}

/* ============ 页脚 ============ */
.site-footer{background:var(--grad-dark);color:#FFF6EF;padding:70px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--grad-brand)}
.footer-brand .brand-text strong{color:#FFF6EF}
.footer-brand .brand-text small{color:rgba(255,246,239,.6)}
.site-footer p{color:rgba(255,246,239,.72);font-size:14.5px;line-height:1.85;max-width:330px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{
  padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,246,239,.82);
}
.footer-col h4{font-size:14px;letter-spacing:.1em;color:rgba(255,246,239,.55);font-weight:600;margin-bottom:18px}
.footer-col ul{list-style:none;padding:0}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a{color:rgba(255,246,239,.82);font-size:14.5px;display:inline-flex;align-items:center;transition:color .2s ease,transform .2s ease}
.footer-col ul li a:hover{color:var(--c-yellow);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;color:rgba(255,246,239,.78);font-size:14.5px;line-height:1.7}
.footer-contact li i{color:var(--c-yellow);margin-top:6px}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,246,239,.55);
}

/* ============ 响应式 ============ */
@media (max-width:1399.98px){
  .article-title{font-size:36px}
}
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{display:none}
  .article-shell{padding:44px 40px}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-inner{grid-template-columns:1fr;gap:26px;padding:48px 40px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:991.98px){
  :root{--sec-y:72px}
  .header-inner{grid-template-columns:auto 1fr auto;height:70px}
  .nav-side,.nav-cta{display:none}
  .nav-toggle{display:grid}
  .brand{justify-self:start;order:0}
  .header-inner{display:flex;align-items:center;justify-content:space-between}
  .article-title{font-size:31px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .site-footer{padding:56px 0 24px}
}
@media (max-width:767.98px){
  :root{--sec-y:56px}
  .container{padding-left:18px;padding-right:18px}
  body{font-size:15.5px}
  .article-top{padding-top:26px}
  .article-title{font-size:27px;line-height:1.4}
  .article-meta{gap:8px 14px;font-size:13px}
  .article-shell{padding:30px 22px;border-radius:var(--r-md)}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:22px;margin:36px 0 14px}
  .article-body h3{font-size:18.5px}
  .article-cover{border-radius:var(--r-md)}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-head h2{font-size:24px}
  .rec-grid{grid-template-columns:1fr}
  .post-nav{grid-template-columns:1fr}
  .cta-inner{padding:36px 24px}
  .cta-inner h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .article-title{font-size:24px}
  .article-shell{padding:26px 18px}
  .article-body{font-size:16px}
  .brand-text strong{font-size:15.5px}
  .brand-text small{font-size:10.5px}
}

/* roulang page: category1 */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-ink:#1E1A17;
  --c-ink-2:#5C534C;
  --c-ink-3:#8A7F77;
  --c-on-dark:#FFF6EF;
  --c-on-dark-2:rgba(255,246,239,.72);
  --grad-brand:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(135deg,#241C17 0%,#3A2A1F 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-btn:14px;
  --sh-1:0 10px 30px rgba(30,20,10,.06);
  --sh-2:0 18px 44px rgba(242,98,30,.18);
  --space-section:88px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  letter-spacing:.01em;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-brand);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--c-brand-deep);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
:focus-visible{outline:3px solid rgba(242,98,30,.55);outline-offset:2px;border-radius:6px;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease,filter .25s ease;
}
.btn-brand{
  background-image:var(--grad-brand);
  color:#fff;
  box-shadow:0 8px 22px rgba(242,98,30,.28),inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-brand:hover,.btn-brand:focus{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 16px 34px rgba(242,98,30,.34),inset 0 1px 0 rgba(255,255,255,.3);
  filter:brightness(1.03);
}
.btn-ghost{
  background:#fff;
  color:var(--c-brand-deep);
  border-color:rgba(242,98,30,.42);
  box-shadow:var(--sh-1);
}
.btn-ghost:hover,.btn-ghost:focus{
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  border-color:var(--c-brand);
  transform:translateY(-2px);
}
.btn-light-outline{
  background:rgba(255,255,255,.12);
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.btn-light-outline:hover,.btn-light-outline:focus{
  background:#fff;
  color:var(--c-brand-deep);
  border-color:#fff;
  transform:translateY(-2px);
}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  color:var(--c-brand-deep);
  background:none;
  border:0;
  padding:0;
  font-size:15px;
}
.btn-text i{transition:transform .25s ease;}
.btn-text:hover{color:var(--c-brand);}
.btn-text:hover i{transform:translateX(4px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,248,243,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s ease,background .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.97);
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 26px rgba(30,20,10,.08);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:4px;}
.nav-side.left{flex:1 1 0;justify-content:flex-start;}
.nav-side.right{flex:1 1 0;justify-content:flex-end;}
.nav-link-x{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  white-space:nowrap;
  transition:background .25s ease,color .25s ease;
}
.nav-link-x:hover{background:var(--c-brand-soft);color:var(--c-brand-deep);}
.nav-link-x.is-active{
  background-image:var(--grad-brand);
  color:#fff;
  font-weight:600;
  box-shadow:0 6px 16px rgba(242,98,30,.26);
}
.nav-cta{height:42px;padding:0 20px;font-size:15px;}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--c-ink);
}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:44px;
  height:44px;
  border-radius:14px;
  background-image:var(--grad-brand);
  color:#fff;
  font-size:20px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 10px 22px rgba(242,98,30,.32),inset 0 1px 0 rgba(255,255,255,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:700;letter-spacing:.02em;}
.brand-text small{font-size:12px;color:var(--c-ink-3);letter-spacing:.06em;}

.nav-toggle{
  width:46px;
  height:46px;
  border-radius:14px;
  border:1px solid var(--c-line);
  background:#fff;
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
  box-shadow:var(--sh-1);
}
.nav-toggle span{
  display:block;
  width:20px;
  height:2px;
  border-radius:2px;
  background:var(--c-ink);
  transition:transform .3s ease,opacity .3s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-menu{
  border-top:1px solid var(--c-line);
  background:#fff;
  box-shadow:0 16px 32px rgba(30,20,10,.08);
}
.mobile-menu .menu-group{padding:16px 0 4px;}
.mobile-menu .menu-label{
  font-size:13px;
  letter-spacing:.12em;
  color:var(--c-ink-3);
  padding:4px 4px 8px;
}
.mobile-menu a.mob-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:56px;
  padding:0 6px;
  font-size:17px;
  font-weight:500;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-menu a.mob-link:hover{color:var(--c-brand-deep);}
.mobile-menu a.mob-link.is-active{color:var(--c-brand-deep);font-weight:700;}
.mobile-menu .mob-cta{padding:18px 0 22px;}

/* ---------- Hero ---------- */
.hero-band{
  position:relative;
  overflow:hidden;
  background-color:var(--c-dark);
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
}
.hero-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(108deg,rgba(36,28,23,.94) 0%,rgba(150,58,18,.86) 46%,rgba(242,98,30,.62) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:92px 0 84px;
  max-width:760px;
  color:var(--c-on-dark);
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.24);
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
  color:#FFE7D6;
  margin-bottom:22px;
}
.hero-eyebrow i{color:var(--c-yellow);}
.hero-title{
  font-size:40px;
  line-height:48px;
  font-weight:700;
  letter-spacing:.01em;
  color:#fff;
  margin-bottom:18px;
}
.hero-title .hl{
  background-image:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:17px;
  line-height:30px;
  color:var(--c-on-dark-2);
  max-width:640px;
  margin-bottom:26px;
}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  margin-bottom:32px;
  font-size:15px;
  color:var(--c-on-dark);
}
.hero-points li{display:flex;align-items:center;gap:8px;}
.hero-points i{color:var(--c-teal);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 数据徽章条 ---------- */
.stat-strip{
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
}
.stat-strip-inner{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  padding:24px 0;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:10px 18px;
  border-radius:999px;
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  font-size:14px;
  font-weight:600;
  border:1px solid rgba(242,98,30,.16);
}
.chip::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background-image:var(--grad-brand);
  flex:0 0 auto;
}

/* ---------- 区块通用 ---------- */
.section{padding:var(--space-section) 0;}
.section-alt{background:var(--c-surface-2);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--c-brand-deep);
  margin-bottom:12px;
}
.section-title{
  font-size:30px;
  line-height:40px;
  font-weight:700;
  color:var(--c-ink);
}
.section-title .mark{
  padding:0 4px;
  background:linear-gradient(180deg,transparent 62%,rgba(255,176,32,.42) 62%);
}
.section-sub{
  margin-top:14px;
  font-size:16px;
  line-height:28px;
  color:var(--c-ink-2);
}

/* ---------- 两栏图文 ---------- */
.split{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:56px;
  align-items:center;
}
.split-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  background:#fff;
}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .45s ease;
}
.split-media:hover img{transform:scale(1.04);}
.split-media .float-card{
  position:absolute;
  left:20px;
  bottom:20px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 18px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.94);
  border:1px solid var(--c-line);
  box-shadow:0 14px 30px rgba(30,20,10,.12);
}
.split-media .float-card strong{
  font-size:22px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  background-image:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.split-media .float-card span{font-size:13px;color:var(--c-ink-3);line-height:1.4;}
.split-body h3{
  font-size:22px;
  line-height:32px;
  font-weight:600;
  margin-bottom:14px;
}
.split-body p{
  font-size:16px;
  line-height:28px;
  color:var(--c-ink-2);
  margin-bottom:16px;
}
.check-list{display:grid;gap:12px;margin-top:22px;}
.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15px;
  line-height:26px;
  color:var(--c-ink-2);
}
.check-list i{
  flex:0 0 auto;
  width:24px;
  height:24px;
  margin-top:1px;
  border-radius:8px;
  background:rgba(14,159,126,.12);
  color:var(--c-teal);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
}

/* ---------- 编号步骤 ---------- */
.step-list{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
  counter-reset:step;
}
.step-item{
  position:relative;
  padding:28px 24px 26px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.step-item:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(242,98,30,.35);
}
.step-num{
  display:flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:14px;
  background-image:var(--grad-brand);
  color:#fff;
  font-size:19px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
  box-shadow:0 10px 22px rgba(242,98,30,.26);
}
.step-item h3{
  font-size:18px;
  line-height:28px;
  font-weight:600;
  margin-bottom:10px;
}
.step-item p{font-size:15px;line-height:26px;color:var(--c-ink-2);}

/* ---------- 错落卡片 ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:22px;
}
.feature-card{
  display:flex;
  flex-direction:column;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(242,98,30,.35);
}
.feature-card.span-3{grid-column:span 3;}
.feature-card.span-2{grid-column:span 2;}
.feature-card.span-4{grid-column:span 4;}
.feature-card .thumb{
  overflow:hidden;
  background:var(--c-surface-2);
}
.feature-card .thumb img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .45s ease;
}
.feature-card:hover .thumb img{transform:scale(1.04);}
.feature-card .body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.feature-card .tag{
  align-self:flex-start;
  padding:5px 14px;
  border-radius:999px;
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  font-size:13px;
  font-weight:600;
}
.feature-card h3{font-size:19px;line-height:30px;font-weight:600;}
.feature-card p{font-size:15px;line-height:26px;color:var(--c-ink-2);}
.feature-card .btn-text{margin-top:auto;padding-top:6px;}

/* ---------- 深色数据看板 ---------- */
.board{
  background-image:var(--grad-dark);
  border-radius:var(--r-lg);
  padding:44px 40px;
  color:var(--c-on-dark);
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:32px;
  box-shadow:0 24px 52px rgba(30,20,10,.24);
}
.board-item h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-on-dark-2);
  margin-bottom:10px;
}
.board-item .num{
  font-size:46px;
  line-height:1.1;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  background-image:var(--grad-brand);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.board-item .num small{font-size:16px;font-weight:600;margin-left:4px;color:var(--c-on-dark-2);-webkit-text-fill-color:var(--c-on-dark-2);}
.board-item .note{
  margin-top:8px;
  font-size:13px;
  line-height:22px;
  color:rgba(255,246,239,.6);
}
.board-bar{
  margin-top:16px;
  height:6px;
  border-radius:999px;
  background:rgba(255,255,255,.14);
  overflow:hidden;
}
.board-bar span{
  display:block;
  height:100%;
  border-radius:999px;
  background-image:var(--grad-brand);
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .3s ease,background .3s ease,box-shadow .3s ease;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  position:relative;
  padding:20px 62px 20px 26px;
  font-size:18px;
  line-height:28px;
  font-weight:600;
  color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:24px;
  top:50%;
  transform:translateY(-50%);
  width:28px;
  height:28px;
  border-radius:9px;
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  font-size:18px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:transform .3s ease,background .3s ease;
}
.faq-item[open]{
  background:var(--c-brand-soft);
  border-color:rgba(242,98,30,.3);
  border-left:4px solid var(--c-brand);
  box-shadow:var(--sh-1);
}
.faq-item[open] summary::after{
  content:"−";
  background-image:var(--grad-brand);
  color:#fff;
  transform:translateY(-50%) rotate(180deg);
}
.faq-body{
  padding:0 26px 22px;
  font-size:15px;
  line-height:27px;
  color:var(--c-ink-2);
}

/* ---------- 通栏 CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  background-color:var(--c-dark);
  background-image:url(/assets/images/backpic/back-3.webp);
  background-size:cover;
  background-position:center;
  border-radius:var(--r-lg);
  padding:56px 48px;
  color:var(--c-on-dark);
  box-shadow:0 24px 52px rgba(30,20,10,.24);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(112deg,rgba(36,28,23,.94) 6%,rgba(194,64,12,.84) 58%,rgba(255,176,32,.6) 100%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.cta-inner h2{font-size:26px;line-height:38px;font-weight:700;color:#fff;margin-bottom:10px;}
.cta-inner p{font-size:15px;line-height:26px;color:var(--c-on-dark-2);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background-image:var(--grad-dark);
  color:var(--c-on-dark);
  padding:66px 0 26px;
  margin-top:var(--space-section);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{
  width:42px;height:42px;font-size:19px;
}
.footer-brand .brand-text strong{color:#fff;font-size:17px;}
.footer-brand .brand-text small{color:var(--c-on-dark-2);}
.footer-col p{font-size:15px;line-height:26px;color:var(--c-on-dark-2);}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--c-on-dark-2);
  margin-bottom:16px;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col ul a{
  display:inline-block;
  font-size:15px;
  color:rgba(255,246,239,.88);
  transition:color .25s ease,transform .25s ease;
}
.footer-col ul a:hover{color:var(--c-brand);transform:translateX(2px);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  line-height:24px;
  color:var(--c-on-dark-2);
}
.footer-contact i{color:var(--c-brand);margin-top:4px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  padding:5px 13px;
  border-radius:999px;
  font-size:13px;
  color:rgba(255,246,239,.86);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  font-size:13px;
  line-height:22px;
  color:rgba(255,246,239,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-link-x{padding:0 10px;font-size:14px;}
  .split{gap:40px;}
}

@media (max-width:991.98px){
  :root{--space-section:72px;}
  .nav-side{display:none;}
  .hero-inner{padding:64px 0 60px;}
  .hero-title{font-size:34px;line-height:42px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .step-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-card.span-3,.feature-card.span-2,.feature-card.span-4{grid-column:span 2;}
  .board{grid-template-columns:repeat(2,minmax(0,1fr));padding:36px 30px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
}

@media (max-width:767.98px){
  :root{--space-section:56px;}
  body{font-size:15px;line-height:26px;}
  .container{padding-left:18px;padding-right:18px;}
  .hero-title{font-size:28px;line-height:36px;}
  .hero-sub{font-size:15px;line-height:26px;}
  .hero-actions .btn{width:100%;}
  .section-title{font-size:24px;line-height:34px;}
  .split-body h3{font-size:20px;line-height:30px;}
  .board{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding:30px 22px;}
  .board-item .num{font-size:36px;}
  .cta-band{padding:38px 24px;}
  .cta-inner h2{font-size:22px;line-height:32px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
}

@media (max-width:519.98px){
  .step-list{grid-template-columns:1fr;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card.span-3,.feature-card.span-2,.feature-card.span-4{grid-column:span 1;}
  .brand-text strong{font-size:16px;}
  .brand-text small{font-size:11px;}
  .chip{width:100%;justify-content:flex-start;}
}

/* roulang page: category2 */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-teal-soft:#E2F5EF;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-ink:#1E1A17;
  --c-ink-2:#5C534C;
  --c-ink-3:#8A7F77;
  --grad-brand:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(150deg,#241C17 0%,#3A2A1F 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-btn:14px;
  --sh-1:0 10px 30px rgba(30,20,10,.06);
  --sh-2:0 18px 44px rgba(242,98,30,.18);
  --sec-pad:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  color:var(--c-ink);
  background:var(--c-bg);
  padding-top:78px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-brand-deep);text-decoration:none;transition:color .25s ease}
a:hover{color:var(--c-brand)}
ul,ol{margin:0;padding:0}
p{margin:0 0 1.15em}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.005em}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(242,98,30,.5);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}

/* ============ HEADER ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  background:rgba(255,248,243,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.scrolled{
  background:#FFFFFF;
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 26px rgba(30,20,10,.08);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:14px;
  min-height:77px;
}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-side.right{justify-content:flex-end;gap:8px}
.nav-link-x{
  font-size:15px;font-weight:500;color:var(--c-ink-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  transition:background .25s ease,color .25s ease;
}
.nav-link-x:hover{color:var(--c-brand-deep);background:var(--c-brand-soft)}
.nav-link-x.active{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 8px 18px rgba(242,98,30,.26);
}
.nav-link-x.active:hover{color:#fff}
.brand{display:flex;align-items:center;gap:11px;justify-self:center}
.brand-mark{
  width:42px;height:42px;flex:none;border-radius:13px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;
  font-size:20px;font-weight:700;
  box-shadow:0 8px 20px rgba(242,98,30,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-text strong{font-size:18px;color:var(--c-ink);letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--c-ink-3);letter-spacing:.16em}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,filter .25s ease;
}
.btn-brand{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 10px 24px rgba(242,98,30,.28);
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);filter:brightness(1.03)}
.btn-ghost{background:#fff;color:var(--c-brand-deep);border-color:var(--c-brand)}
.btn-ghost:hover{background:var(--c-brand-soft);color:var(--c-brand-deep);transform:translateY(-2px)}
.btn-quiet{background:transparent;color:var(--c-brand-deep);padding:13px 6px}
.btn-quiet:hover{color:var(--c-brand)}
.btn-quiet i{transition:transform .25s ease}
.btn-quiet:hover i{transform:translateX(4px)}
.nav-cta{padding:11px 20px;font-size:14px}
.nav-toggle{
  display:none;width:46px;height:46px;padding:0;
  border:1px solid var(--c-line);border-radius:14px;background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .3s ease,opacity .3s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;background:#fff;border-top:1px solid var(--c-line);max-height:0;overflow:hidden;transition:max-height .38s ease}
.mobile-menu.open{max-height:560px}
.mobile-menu .mm-inner{padding:14px 24px 22px}
.mobile-menu .mm-title{font-size:12px;letter-spacing:.14em;color:var(--c-ink-3);font-weight:600;margin:10px 0 6px}
.mobile-menu a.mm-link{
  display:block;font-size:17px;line-height:56px;height:56px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);padding:0 4px;font-weight:500;
}
.mobile-menu a.mm-link.active{color:var(--c-brand-deep)}
.mobile-menu .btn{width:100%;margin-top:18px}

/* ============ HERO ============ */
.hero{position:relative;padding:56px 0 76px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.18;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(255,248,243,.97) 0%,rgba(255,248,243,.86) 46%,rgba(255,233,220,.72) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:52px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-brand-deep);
  background:var(--c-brand-soft);border-radius:999px;padding:7px 16px;margin-bottom:20px;
}
.eyebrow i{font-size:12px}
h1.hero-title{font-size:40px;line-height:1.22;font-weight:700;margin-bottom:18px}
h1.hero-title em{font-style:normal;color:var(--c-brand-deep)}
.hero-sub{font-size:17px;line-height:1.7;color:var(--c-ink-2);max-width:30ch;margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;list-style:none}
.hero-badges li{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:var(--c-brand-deep);
  background:rgba(255,255,255,.85);
  border:1px solid var(--c-line);border-radius:999px;padding:8px 15px;
}
.hero-badges li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-brand);flex:none}
.hero-figure{position:relative}
.hero-figure img{
  width:100%;border-radius:var(--r-lg);
  box-shadow:0 24px 60px rgba(30,20,10,.14);
  aspect-ratio:16/11;object-fit:cover;
}
.float-card{
  position:absolute;display:flex;align-items:center;gap:12px;
  background:#fff;border-radius:var(--r-md);padding:13px 18px;
  box-shadow:0 16px 38px rgba(30,20,10,.14);border:1px solid var(--c-line);
}
.float-card i{
  width:38px;height:38px;flex:none;border-radius:11px;background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;font-size:16px;
}
.float-card strong{display:block;font-size:14px;line-height:1.3;color:var(--c-ink)}
.float-card span{display:block;font-size:12.5px;color:var(--c-ink-3);line-height:1.4}
.fc-1{left:-18px;bottom:34px}
.fc-2{right:-14px;top:28px}

/* ============ SECTION BASE ============ */
.section{padding:var(--sec-pad) 0}
.section.alt{background:var(--c-surface-2)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head .kicker{
  display:inline-block;font-size:13px;font-weight:600;color:var(--c-brand-deep);
  letter-spacing:.1em;margin-bottom:12px;
}
.section-head h2{font-size:30px;line-height:1.35;margin-bottom:14px}
.section-head p{color:var(--c-ink-2);font-size:16.5px;margin:0}
section[id]{scroll-margin-top:100px}

/* ============ STEP LIST (横向列表卡) ============ */
.step-list{display:flex;flex-direction:column;gap:18px}
.step-item{
  display:grid;grid-template-columns:186px 1fr auto;gap:24px;align-items:center;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:20px 26px 20px 20px;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,98,30,.35)}
.step-item .thumb{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-sm);
  transition:transform .4s ease;
}
.step-item .thumb-wrap{overflow:hidden;border-radius:var(--r-sm)}
.step-item:hover .thumb{transform:scale(1.04)}
.step-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.badge-x{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;line-height:1.4;
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  border-radius:999px;padding:5px 13px;
}
.badge-x.teal{background:var(--c-teal-soft);color:var(--c-teal)}
.time-x{font-size:13px;color:var(--c-ink-3)}
.step-body h3{font-size:20px;line-height:1.45;margin-bottom:8px}
.step-body p{font-size:15px;line-height:1.7;color:var(--c-ink-2);margin:0}
.step-num{
  font-size:38px;font-weight:700;color:transparent;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;min-width:64px;text-align:right;
}

/* ============ COMPARE ============ */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:22px}
.compare-col{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px 30px 24px;box-shadow:var(--sh-1);
}
.compare-col.good{border-top:4px solid var(--c-teal)}
.compare-col.base{border-top:4px solid #D9CCC2}
.compare-head{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:600;margin-bottom:18px;
}
.compare-head .dot{width:11px;height:11px;border-radius:50%;flex:none}
.compare-col.good .dot{background:var(--c-teal)}
.compare-col.base .dot{background:#B9AA9E}
.compare-col ul{list-style:none}
.compare-col li{
  position:relative;padding-left:26px;margin-bottom:14px;
  font-size:15.5px;line-height:1.7;color:var(--c-ink-2);
}
.compare-col li::before{
  position:absolute;left:0;top:1px;font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
}
.compare-col.good li::before{content:"\f00c";color:var(--c-teal)}
.compare-col.base li::before{content:"\f00d";color:#B9AA9E}
.compare-note{font-size:13.5px;color:var(--c-ink-3);margin:0}

/* ============ DEVICES ============ */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.device-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px 28px;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.device-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.device-card .ico{
  width:52px;height:52px;border-radius:15px;background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;font-size:20px;margin-bottom:18px;
  box-shadow:0 10px 22px rgba(242,98,30,.24);
}
.device-card h3{font-size:19px;margin-bottom:10px}
.device-card p{font-size:15px;line-height:1.72;color:var(--c-ink-2);margin:0}
.device-card .in-line{display:block;margin-top:14px;font-size:13.5px;color:var(--c-ink-3)}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;background:#fff;overflow:hidden;
}
.faq-acc .accordion-button{
  font-size:18px;font-weight:600;color:var(--c-ink);
  padding:22px 26px;background:#fff;box-shadow:none;
  border-radius:0;line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){
  background:var(--c-brand-soft);color:var(--c-brand-deep);
  box-shadow:inset 4px 0 0 var(--c-brand);
}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-acc .accordion-button:focus-visible{outline:3px solid rgba(242,98,30,.45);outline-offset:-3px}
.faq-acc .accordion-button::after{
  flex:none;width:26px;height:26px;margin-left:auto;content:"";
  border-radius:50%;
  background-color:var(--c-brand-soft);
  background-image:linear-gradient(var(--c-brand-deep),var(--c-brand-deep)),linear-gradient(var(--c-brand-deep),var(--c-brand-deep));
  background-size:12px 2px,2px 12px;
  background-position:center,center;
  background-repeat:no-repeat,no-repeat;
  transition:transform .32s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background-color:#fff}
.faq-acc .accordion-body{
  padding:18px 26px 26px;font-size:15.5px;line-height:1.78;color:var(--c-ink-2);
  border-top:1px solid var(--c-line);
}

/* ============ CTA STRIP ============ */
.cta-strip{position:relative;padding:64px 0;overflow:hidden;background:var(--c-dark)}
.cta-strip .cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;opacity:.26;
}
.cta-strip::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(36,28,23,.94) 0%,rgba(58,42,31,.82) 60%,rgba(242,98,30,.55) 100%);
}
.cta-strip .container{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-inner h2{font-size:28px;color:#FFF6EF;line-height:1.4;margin-bottom:10px}
.cta-inner p{font-size:15.5px;color:rgba(255,246,239,.72);margin:0;max-width:62ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-strip .btn-ghost{background:transparent;border-color:rgba(255,246,239,.5);color:#FFF6EF}
.cta-strip .btn-ghost:hover{background:rgba(255,246,239,.14);color:#fff}

/* ============ FOOTER ============ */
.site-footer{background:var(--grad-dark);color:#FFF6EF;padding:66px 0 0}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.25fr;gap:42px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-mark{width:40px;height:40px;font-size:19px}
.footer-brand .brand-text strong{color:#FFF6EF;font-size:17px}
.footer-brand .brand-text small{color:rgba(255,246,239,.6)}
.footer-col p{font-size:14.5px;line-height:1.75;color:rgba(255,246,239,.72);margin:0 0 18px}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,246,239,.72);letter-spacing:.08em;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:11px}
.footer-col a{display:inline-block;font-size:15px;color:rgba(255,246,239,.88);transition:color .25s ease,transform .25s ease}
.footer-col a:hover{color:var(--c-yellow);transform:translateX(2px)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  font-size:12.5px;color:rgba(255,246,239,.82);
  border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:5px 13px;
}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,246,239,.78);line-height:1.65}
.footer-contact i{color:var(--c-yellow);font-size:14px;margin-top:5px;flex:none}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,246,239,.6);
}

/* ============ RESPONSIVE ============ */
@media (max-width:1199.98px){
  :root{--sec-pad:76px}
  .hero-grid{gap:38px}
  h1.hero-title{font-size:35px}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:36px}
  .footer-col:last-child{grid-column:span 3}
}
@media (max-width:991.98px){
  body{padding-top:72px}
  .nav-wrap{grid-template-columns:auto 1fr auto;min-height:71px;gap:10px}
  .nav-side{display:none}
  .brand{justify-self:center}
  .nav-toggle{display:flex;justify-self:end}
  .mobile-menu{display:block}
  .hero{padding:40px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-sub{max-width:none}
  .hero-figure{order:-1}
  .fc-1{left:10px;bottom:-16px}
  .fc-2{right:10px;top:-14px}
  .step-item{grid-template-columns:150px 1fr;gap:18px}
  .step-num{display:none}
  .compare-wrap{grid-template-columns:1fr}
  .device-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-col:last-child{grid-column:span 2}
}
@media (max-width:767.98px){
  :root{--sec-pad:56px}
  .container{padding-left:18px;padding-right:18px}
  h1.hero-title{font-size:28px;line-height:1.32}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:24px}
  .section-head{margin-bottom:32px}
  .hero-actions .btn{width:100%}
  .step-item{grid-template-columns:1fr;padding:20px}
  .step-item .thumb{aspect-ratio:16/9}
  .step-body h3{font-size:18px}
  .device-grid{grid-template-columns:1fr}
  .faq-acc .accordion-button{font-size:16px;padding:18px 20px}
  .faq-acc .accordion-body{padding:16px 20px 22px}
  .cta-inner h2{font-size:23px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-col:last-child{grid-column:span 1}
  .footer-bottom{flex-direction:column;gap:8px}
  .float-card{padding:10px 14px}
  .float-card strong{font-size:13px}
  .float-card span{font-size:11.5px}
}
@media (max-width:519.98px){
  .brand-text small{display:none}
  h1.hero-title{font-size:25px}
  .hero-badges li{font-size:12.5px;padding:7px 12px}
  .compare-col{padding:24px 20px 18px}
  .device-card{padding:24px 20px}
}

/* roulang page: category3 */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-ink:#1E1A17;
  --c-ink-2:#5C534C;
  --c-ink-3:#8A7F77;
  --c-dark-text:#FFF6EF;
  --c-dark-text-2:rgba(255,246,239,.72);
  --grad-brand:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(140deg,#241C17 0%,#3A2A1F 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(30,20,10,.06);
  --sh-hover:0 18px 44px rgba(242,98,30,.18);
  --sec:88px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  letter-spacing:.01em;
  color:var(--c-ink);
  background:var(--c-bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-brand-deep);text-decoration:none;transition:color .22s ease,transform .22s ease;}
a:hover{color:var(--c-brand);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(242,98,30,.55);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(255,248,243,.92);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:#FFFFFF;
  border-bottom-color:var(--c-line);
  box-shadow:0 8px 26px rgba(30,20,10,.07);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:78px;
}
.nav-side{display:flex;align-items:center;gap:6px;}
.nav-side.right{justify-content:flex-end;}
.nav-link-x{
  display:inline-block;
  padding:9px 14px;
  font-size:15px;
  font-weight:500;
  color:var(--c-ink-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
}
.nav-link-x:hover{color:var(--c-brand-deep);background:var(--c-brand-soft);}
.nav-link-x.active{
  background:var(--grad-brand);
  color:#fff;
  box-shadow:0 8px 18px rgba(242,98,30,.28);
}
.brand{
  display:inline-flex;align-items:center;gap:11px;
  padding:4px 6px;border-radius:var(--r-md);
}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;
  display:grid;place-items:center;
  border-radius:14px;
  background:var(--grad-brand);
  color:#fff;font-size:20px;font-weight:700;
  box-shadow:0 10px 22px rgba(242,98,30,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;}
.brand-text small{font-size:12px;color:var(--c-ink-3);letter-spacing:.16em;}
.btn-brand{
  background:var(--grad-brand);
  color:#fff;
  border:none;
  border-radius:14px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 10px 22px rgba(242,98,30,.26);
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.03);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 16px 32px rgba(242,98,30,.34);}
.btn-brand:active{transform:translateY(0);}
.nav-cta{padding:11px 20px;font-size:14px;margin-left:6px;}
.nav-toggle{
  display:none;
  width:46px;height:46px;
  border:1px solid var(--c-line);
  background:var(--c-surface);
  border-radius:14px;
  padding:0;
  position:relative;
  cursor:pointer;
}
.nav-toggle span{
  position:absolute;left:13px;width:20px;height:2px;border-radius:2px;background:var(--c-ink);
  transition:transform .28s ease,opacity .2s ease,top .28s ease;
}
.nav-toggle span:nth-child(1){top:16px;}
.nav-toggle span:nth-child(2){top:22px;}
.nav-toggle span:nth-child(3){top:28px;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:22px;transform:rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){top:22px;transform:rotate(-45deg);}

.mobile-menu{
  display:none;
  border-top:1px solid var(--c-line);
  background:#fff;
  padding:8px 0 22px;
}
.mobile-menu.open{display:block;}
.mobile-group-title{
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--c-ink-3);padding:18px 24px 6px;
}
.mobile-nav-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:0 24px;
  font-size:17px;font-weight:500;color:var(--c-ink);
  border-bottom:1px solid var(--c-surface-2);
}
.mobile-nav-link.active{color:var(--c-brand-deep);background:var(--c-brand-soft);}
.mobile-cta-wrap{padding:18px 24px 0;}

/* ---------- Hero ---------- */
.hero-banner{
  position:relative;
  background-image:linear-gradient(120deg,rgba(36,28,23,.88) 0%,rgba(194,64,12,.72) 55%,rgba(242,98,30,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  color:var(--c-dark-text);
  padding:70px 0 64px;
  overflow:hidden;
}
.hero-banner::after{
  content:"";
  position:absolute;right:-140px;bottom:-160px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.36),rgba(255,176,32,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:840px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:var(--r-pill);
  background:rgba(255,246,239,.14);
  border:1px solid rgba(255,246,239,.24);
  font-size:13px;letter-spacing:.08em;color:var(--c-dark-text);
}
.hero-eyebrow i{color:var(--c-yellow);}
.hero-title{
  font-size:40px;line-height:1.22;font-weight:700;
  margin:20px 0 14px;color:#fff;
}
.hero-sub{
  font-size:19px;line-height:1.6;font-weight:600;color:var(--c-yellow);
  margin-bottom:14px;
}
.hero-lead{
  font-size:16px;line-height:28px;color:var(--c-dark-text-2);max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:14px;
  background:rgba(255,246,239,.08);
  border:1px solid rgba(255,246,239,.42);
  color:#FFF6EF;font-size:15px;font-weight:600;
  transition:background .22s ease,transform .22s ease,color .22s ease;
}
.btn-ghost:hover{background:rgba(255,246,239,.18);color:#fff;transform:translateY(-2px);}
.hero-badges{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;
}
.badge-pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 17px;border-radius:var(--r-pill);
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  font-size:14px;font-weight:600;
  border:1px solid rgba(242,98,30,.16);
}
.badge-pill::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--c-brand);flex:0 0 7px;
}
.hero-badges .badge-pill{background:rgba(255,246,239,.14);color:#FFF6EF;border-color:rgba(255,246,239,.24);}
.hero-badges .badge-pill::before{background:var(--c-yellow);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0;}
.section.alt{background:var(--c-surface-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-tag{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--c-brand-deep);text-transform:uppercase;margin-bottom:12px;
}
.section-title{font-size:30px;line-height:1.35;font-weight:700;}
.section-desc{margin-top:14px;color:var(--c-ink-2);font-size:16px;line-height:28px;}

/* ---------- KPI 看板 ---------- */
.kpi-board{
  background:var(--grad-dark);
  border-radius:var(--r-lg);
  padding:44px 40px 40px;
  color:var(--c-dark-text);
  box-shadow:0 24px 56px rgba(36,28,23,.24);
  position:relative;
  overflow:hidden;
}
.kpi-board::before{
  content:"";position:absolute;top:-120px;right:-80px;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,98,30,.34),rgba(242,98,30,0) 70%);
}
.kpi-board-head{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:flex-end;margin-bottom:34px;}
.kpi-board-head h2{font-size:27px;font-weight:700;color:#fff;}
.kpi-board-head p{color:var(--c-dark-text-2);font-size:15px;max-width:520px;margin-top:8px;}
.kpi-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(12,1fr);gap:20px;
}
.kpi-item{
  grid-column:span 4;
  background:rgba(255,246,239,.06);
  border:1px solid rgba(255,246,239,.14);
  border-radius:var(--r-md);
  padding:22px 22px 20px;
}
.kpi-item.span-6{grid-column:span 6;}
.kpi-item.span-3{grid-column:span 3;}
.kpi-label{font-size:14px;color:var(--c-dark-text-2);margin-bottom:10px;}
.kpi-num{
  font-size:46px;line-height:1.1;font-weight:700;
  font-variant-numeric:tabular-nums;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.kpi-unit{font-size:16px;font-weight:600;color:var(--c-yellow);margin-left:6px;-webkit-text-fill-color:var(--c-yellow);}
.kpi-note{font-size:13px;color:rgba(255,246,239,.56);margin-top:10px;}
.bar{
  height:8px;border-radius:var(--r-pill);
  background:rgba(255,246,239,.14);
  overflow:hidden;margin-top:14px;
}
.bar-fill{height:100%;border-radius:var(--r-pill);background:var(--grad-brand);}
.bar-fill.teal{background:linear-gradient(120deg,#0E9F7E,#3ED0A8);}
.bar-fill.yellow{background:linear-gradient(120deg,#FFB020,#FFD37A);}
.ring-wrap{display:flex;align-items:center;gap:18px;margin-top:6px;}
.ring{
  width:86px;height:86px;flex:0 0 86px;border-radius:50%;
  background:conic-gradient(#F2621E 0deg 210deg,#FFB020 210deg 292deg,rgba(255,246,239,.16) 292deg 360deg);
  display:grid;place-items:center;
}
.ring::after{
  content:"";width:60px;height:60px;border-radius:50%;background:#2E231C;
}
.ring-legend{font-size:13px;color:var(--c-dark-text-2);line-height:24px;}
.ring-legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:7px;}
.dot-o{background:#F2621E;}
.dot-y{background:#FFB020;}
.dot-g{background:rgba(255,246,239,.3);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:19px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--c-brand) 0%,rgba(242,98,30,.15) 100%);
}
.tl-item{position:relative;padding:0 0 34px 66px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:absolute;left:0;top:2px;
  width:40px;height:40px;border-radius:50%;
  background:var(--grad-brand);
  color:#fff;font-weight:700;font-size:16px;
  display:grid;place-items:center;
  box-shadow:0 10px 22px rgba(242,98,30,.32);
  font-variant-numeric:tabular-nums;
}
.tl-body{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-body:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(242,98,30,.3);}
.tl-title{font-size:20px;font-weight:600;margin-bottom:8px;}
.tl-text{color:var(--c-ink-2);font-size:15.5px;line-height:27px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px;}
.tag{
  display:inline-block;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--c-surface-2);color:var(--c-ink-2);
  font-size:13px;border:1px solid var(--c-line);
}

/* ---------- 卡片网格 ---------- */
.card-grid{margin-top:6px;}
.x-card{
  height:100%;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.x-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(242,98,30,.28);}
.x-card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--c-surface-2);}
.x-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.x-card:hover .x-card-media img{transform:scale(1.04);}
.x-card-cat{
  position:absolute;left:12px;top:12px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(36,28,23,.72);color:#FFF6EF;font-size:12px;font-weight:600;
  backdrop-filter:blur(4px);
}
.x-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.x-card-title{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:9px;}
.x-card-text{font-size:14.5px;line-height:25px;color:var(--c-ink-2);flex:1;}
.x-card-link{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:16px;font-size:14px;font-weight:600;color:var(--c-brand-deep);
}
.x-card-link i{transition:transform .25s ease;}
.x-card:hover .x-card-link i{transform:translateX(4px);}
.x-card.wide{flex-direction:row;align-items:stretch;}
.x-card.wide .x-card-media{aspect-ratio:auto;width:42%;flex:0 0 42%;}
.x-card.wide .x-card-body{padding:24px 26px;}

/* ---------- 双栏要点 ---------- */
.split{
  display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;
}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh);border:1px solid var(--c-line);background:var(--c-surface);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:28px;line-height:1.4;font-weight:700;margin-bottom:16px;}
.split-body p{color:var(--c-ink-2);font-size:16px;line-height:29px;}
.check-list{margin-top:22px;display:grid;gap:13px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:var(--c-ink-2);line-height:26px;}
.check-list i{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--c-brand-soft);color:var(--c-brand-deep);font-size:12px;margin-top:2px;
}
.check-list li strong{color:var(--c-ink);font-weight:600;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.faq-item[open]{
  border-color:rgba(242,98,30,.34);
  background:linear-gradient(180deg,#FFF6EF 0%,#FFFFFF 55%);
  box-shadow:0 12px 30px rgba(242,98,30,.1);
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px 18px 22px;
  font-size:18px;font-weight:600;cursor:pointer;list-style:none;
  border-left:4px solid transparent;
  transition:border-color .25s ease,color .25s ease;
}
.faq-item[open] .faq-q{border-left-color:var(--c-brand);color:var(--c-brand-deep);}
.faq-q::-webkit-details-marker{display:none;}
.faq-q i{
  flex:0 0 22px;font-size:15px;color:var(--c-brand);
  transition:transform .28s ease;
}
.faq-item[open] .faq-q i{transform:rotate(180deg);}
.faq-a{
  padding:0 26px 22px 26px;
  font-size:15px;line-height:26px;color:var(--c-ink-2);
  max-width:920px;
}

/* ---------- 深色 CTA 与表单 ---------- */
.cta-block{
  position:relative;
  border-radius:var(--r-lg);
  background-image:linear-gradient(120deg,rgba(36,28,23,.94) 0%,rgba(58,42,31,.9) 55%,rgba(194,64,12,.82) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  color:var(--c-dark-text);
  padding:52px 48px;
  overflow:hidden;
  box-shadow:0 26px 60px rgba(36,28,23,.28);
}
.cta-block::after{
  content:"";position:absolute;left:-100px;bottom:-140px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.3),rgba(255,176,32,0) 70%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.cta-copy h2{font-size:30px;line-height:1.38;font-weight:700;color:#fff;}
.cta-copy p{margin-top:14px;color:var(--c-dark-text-2);font-size:15.5px;line-height:27px;}
.cta-points{margin-top:22px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--c-dark-text-2);}
.cta-points i{color:var(--c-yellow);margin-top:4px;}
.cta-form{
  background:rgba(255,246,239,.07);
  border:1px solid rgba(255,246,239,.18);
  border-radius:var(--r-lg);
  padding:28px 26px;
  backdrop-filter:blur(6px);
}
.form-label-x{display:block;font-size:14px;color:var(--c-dark-text-2);margin-bottom:8px;}
.form-control-x,.form-select-x{
  width:100%;
  height:48px;
  padding:0 15px;
  border-radius:14px;
  border:1px solid rgba(255,246,239,.24);
  background:rgba(255,246,239,.06);
  color:#FFF6EF;
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
textarea.form-control-x{height:96px;padding:12px 15px;resize:vertical;line-height:24px;}
.form-select-x option{color:#1E1A17;}
.form-control-x::placeholder{color:rgba(255,246,239,.45);}
.form-control-x:focus,.form-select-x:focus{
  outline:none;border-color:var(--c-brand);
  box-shadow:0 0 0 4px rgba(242,98,30,.28);
  background:rgba(255,246,239,.1);
}
.form-row{margin-bottom:16px;}
.form-check-x{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--c-dark-text-2);line-height:23px;margin:6px 0 18px;}
.form-check-x input{margin-top:4px;width:17px;height:17px;accent-color:var(--c-brand);flex:0 0 17px;}
.btn-submit{
  width:100%;height:50px;border:none;border-radius:14px;
  background:var(--grad-brand);color:#fff;font-size:16px;font-weight:700;
  cursor:pointer;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.34),0 12px 26px rgba(242,98,30,.3);
  transition:transform .22s ease,filter .22s ease,box-shadow .22s ease;
}
.btn-submit:hover{transform:translateY(-2px);filter:brightness(1.04);}
.btn-submit:active{transform:translateY(0);}
.form-note{margin-top:13px;font-size:13px;color:rgba(255,246,239,.55);line-height:22px;}
.form-success{
  display:none;margin-top:14px;padding:12px 16px;border-radius:12px;
  background:rgba(14,159,126,.18);border:1px solid rgba(62,208,168,.45);
  color:#B8F2E0;font-size:14px;
}
.form-success.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--grad-dark);
  color:var(--c-dark-text);
  padding:64px 0 26px;
  margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
  padding-bottom:40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:42px;height:42px;flex:0 0 42px;font-size:19px;}
.footer-brand .brand-text strong{color:#FFF6EF;}
.footer-brand .brand-text small{color:var(--c-dark-text-2);}
.footer-col p{color:var(--c-dark-text-2);font-size:14.5px;line-height:26px;max-width:340px;}
.footer-col h4{font-size:14px;color:rgba(255,246,239,.86);margin-bottom:18px;letter-spacing:.06em;font-weight:600;}
.footer-col ul{display:grid;gap:11px;}
.footer-col ul a{color:var(--c-dark-text-2);font-size:14.5px;display:inline-block;}
.footer-col ul a:hover{color:var(--c-yellow);transform:translateX(2px);}
.footer-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px;}
.footer-tags span{
  padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(255,246,239,.08);
  border:1px solid rgba(255,246,239,.14);
  font-size:12.5px;color:var(--c-dark-text-2);
}
.footer-contact li{display:flex;gap:11px;align-items:flex-start;color:var(--c-dark-text-2);font-size:14.5px;line-height:25px;}
.footer-contact i{color:var(--c-brand);margin-top:4px;}
.footer-bottom{
  border-top:1px solid rgba(255,246,239,.12);
  padding-top:22px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,246,239,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .kpi-item{grid-column:span 6;}
  .kpi-item.span-3{grid-column:span 6;}
}
@media (max-width:991.98px){
  :root{--sec:72px;}
  .header-inner{grid-template-columns:auto auto;justify-content:space-between;}
  .nav-side{display:none;}
  .nav-toggle{display:block;}
  .brand{order:1;}
  .nav-toggle{order:2;}
  .hero-title{font-size:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-grid{grid-template-columns:1fr;gap:34px;}
  .cta-block{padding:40px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .x-card.wide{flex-direction:column;}
  .x-card.wide .x-card-media{width:100%;flex:0 0 auto;aspect-ratio:16/9;}
}
@media (max-width:767.98px){
  :root{--sec:56px;}
  .hero-banner{padding:52px 0 48px;}
  .hero-title{font-size:28px;line-height:1.3;}
  .hero-sub{font-size:17px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;justify-content:center;}
  .section-title{font-size:24px;}
  .kpi-board{padding:30px 22px;}
  .kpi-num{font-size:38px;}
  .kpi-board-head h2{font-size:22px;}
  .tl-item{padding-left:58px;}
  .tl-body{padding:18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .faq-q{font-size:16.5px;padding:18px 18px 16px 18px;}
  .faq-a{padding:0 20px 20px 20px;}
  .cta-copy h2{font-size:24px;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  .kpi-item,.kpi-item.span-6,.kpi-item.span-3{grid-column:span 12;}
  .brand-text strong{font-size:16px;}
  .brand-mark{width:40px;height:40px;flex:0 0 40px;font-size:18px;}
  .kpi-num{font-size:34px;}
}

/* roulang page: category4 */
:root{
  --c-brand:#F2621E;
  --c-brand-deep:#C2400C;
  --c-brand-soft:#FFE9DC;
  --c-teal:#0E9F7E;
  --c-yellow:#FFB020;
  --c-rose:#E23C6A;
  --c-bg:#FFF8F3;
  --c-surface:#FFFFFF;
  --c-surface-2:#FDF1E9;
  --c-line:#F0E2D6;
  --c-dark:#241C17;
  --c-dark-2:#3A2A1F;
  --c-dark-ink:#FFF6EF;
  --c-ink:#1E1A17;
  --c-muted:#5C534C;
  --c-muted-3:#8A7F77;
  --grad:linear-gradient(120deg,#F2621E 0%,#FF8A3D 48%,#FFB020 100%);
  --grad-dark:linear-gradient(120deg,#241C17 0%,#3A2A1F 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-btn:14px;
  --r-pill:999px;
  --sh-1:0 10px 30px rgba(30,20,10,.06);
  --sh-2:0 18px 44px rgba(242,98,30,.18);
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--c-ink);
  background:var(--c-bg);
  letter-spacing:.01em;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:.01em;}
h1{font-size:40px;line-height:48px;}
h2{font-size:30px;line-height:40px;}
h3{font-size:22px;line-height:32px;font-weight:600;}
h4{font-size:18px;line-height:28px;font-weight:600;}
p{margin:0 0 1.15em;color:var(--c-muted);}
p:last-child{margin-bottom:0;}
a{color:var(--c-brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-brand-deep);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(242,98,30,.55);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1050;
  background:rgba(255,248,243,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-stuck{
  background:#fff;
  border-bottom-color:var(--c-line);
  box-shadow:0 10px 30px rgba(30,20,10,.08);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:78px;
}
.nav-side{display:flex;align-items:center;gap:4px;}
.nav-side.right{justify-content:flex-end;}
.nav-link-x{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--c-muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link-x:hover{color:var(--c-brand-deep);background:var(--c-brand-soft);}
.nav-link-x.is-active{
  background:var(--grad);
  color:#fff;
  box-shadow:0 8px 20px rgba(242,98,30,.28);
}
.nav-link-x.is-active:hover{color:#fff;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  padding:6px 10px;
  border-radius:var(--r-md);
}
.brand-mark{
  width:42px;height:42px;
  border-radius:14px;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-size:20px;font-weight:700;
  box-shadow:0 8px 20px rgba(242,98,30,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:17px;color:var(--c-ink);font-weight:700;}
.brand-text small{font-size:12px;color:var(--c-muted-3);letter-spacing:.08em;}
.nav-cta{height:42px;padding:0 20px;font-size:15px;margin-left:8px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  border-radius:var(--r-sm);
  background:#fff;
  cursor:pointer;
  padding:0;
  position:relative;
}
.nav-toggle span{
  display:block;
  width:20px;height:2px;
  margin:0 auto;
  background:var(--c-ink);
  border-radius:2px;
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle span+span{margin-top:5px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-menu{
  display:none;
  border-top:1px solid var(--c-line);
  background:#fff;
  padding:8px 24px 22px;
}
.mobile-menu.is-open{display:block;}
.mm-group-title{
  font-size:13px;
  letter-spacing:.16em;
  color:var(--c-muted-3);
  padding:16px 0 6px;
}
.mobile-menu a.mm-link{
  display:flex;
  align-items:center;
  height:52px;
  font-size:17px;
  color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.mobile-menu a.mm-link.is-active{color:var(--c-brand);font-weight:600;}
.mobile-menu .btn{width:100%;margin-top:18px;}

/* ===== 按钮与徽章 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease;
}
.btn-brand{
  background:var(--grad);
  color:#fff;
  box-shadow:0 10px 26px rgba(242,98,30,.28),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-brand:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(242,98,30,.34);filter:brightness(1.03);color:#fff;}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--c-brand);border-color:rgba(242,98,30,.45);}
.btn-ghost:hover{background:var(--c-brand-soft);color:var(--c-brand-deep);}
.btn-block{width:100%;}
.badge-x{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  font-size:13px;
  font-weight:600;
}
.badge-x::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c-brand);}
.chip-strip{display:flex;flex-wrap:wrap;gap:12px;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 18px;
  border-radius:var(--r-pill);
  background:#fff;
  border:1px solid var(--c-line);
  font-size:14px;
  color:var(--c-muted);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.chip:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:rgba(242,98,30,.35);}
.chip i{color:var(--c-teal);}

/* ===== 板块通用 ===== */
.section{padding:var(--sec-y) 0;}
.section-alt{background:var(--c-surface-2);}
.section-head{max-width:780px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  color:var(--c-brand);
  margin-bottom:14px;
}
.h2-x{font-size:30px;line-height:40px;}
.lead{font-size:17px;line-height:30px;color:var(--c-muted);margin-top:14px;}

/* ===== 大图型首屏 ===== */
.hero-lg{
  position:relative;
  padding:118px 0 92px;
  overflow:hidden;
  background:var(--c-dark);
}
.hero-lg-media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.62;
}
.hero-lg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(36,28,23,.94) 0%,rgba(194,64,12,.74) 54%,rgba(255,176,32,.42) 100%);
}
.hero-lg-inner{position:relative;z-index:2;}
.hero-card{
  max-width:700px;
  padding:44px;
  border-radius:var(--r-lg);
  background:rgba(255,248,243,.95);
  border:1px solid rgba(255,255,255,.65);
  box-shadow:0 24px 60px rgba(20,12,6,.28);
}
.hero-card h1{margin-bottom:18px;}
.hero-card p{font-size:17px;line-height:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-mini{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
}
.hero-mini li{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13px;
  color:var(--c-muted);
}
.hero-mini li i{color:var(--c-teal);}

/* ===== 两栏要点区 ===== */
.cols-2{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:32px;
  align-items:start;
}
.panel{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:34px;
  box-shadow:var(--sh-1);
}
.panel h3{margin-bottom:8px;}
.panel .panel-sub{font-size:15px;color:var(--c-muted-3);margin-bottom:20px;}
.check-list li{
  display:flex;
  gap:14px;
  padding:14px 0;
  border-bottom:1px dashed var(--c-line);
  font-size:15px;
  line-height:26px;
  color:var(--c-muted);
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-list .mark{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:9px;
  background:var(--c-brand-soft);
  color:var(--c-brand-deep);
  display:grid;place-items:center;
  font-size:12px;
  font-weight:700;
  margin-top:3px;
}
.check-list strong{color:var(--c-ink);font-weight:600;}
.figure-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.figure-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.figure-card .media{overflow:hidden;}
.figure-card .media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease;}
.figure-card:hover .media img{transform:scale(1.04);}
.figure-card .figure-body{padding:26px 28px 30px;}
.figure-card h3{margin-bottom:12px;}
.figure-card p{font-size:15px;line-height:26px;}

/* ===== 流程时间轴 ===== */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
  margin-top:10px;
}
.flow::before{
  content:"";
  position:absolute;
  left:5%;
  right:5%;
  top:23px;
  height:2px;
  background:linear-gradient(90deg,var(--c-brand-soft),rgba(242,98,30,.5),var(--c-line));
}
.flow-item{position:relative;padding-top:68px;}
.flow-dot{
  position:absolute;
  top:0;left:0;
  width:46px;height:46px;
  border-radius:50%;
  background:var(--grad);
  color:#fff;
  display:grid;place-items:center;
  font-weight:700;
  font-size:16px;
  box-shadow:0 10px 22px rgba(242,98,30,.3);
}
.flow-item h3{font-size:19px;margin-bottom:8px;}
.flow-item p{font-size:15px;line-height:26px;}

/* ===== 场景卡片 ===== */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.scene-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(242,98,30,.28);}
.scene-card .media{overflow:hidden;}
.scene-card .media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
.scene-card:hover .media img{transform:scale(1.04);}
.scene-body{padding:24px 26px 28px;}
.scene-body h3{font-size:19px;margin:14px 0 10px;}
.scene-body p{font-size:15px;line-height:26px;}
.tag-soft{background:var(--c-surface-2);color:var(--c-brand-deep);}

/* ===== FAQ ===== */
.faq-list{max-width:900px;}
.faq-item{
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  background:#fff;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{
  border-color:rgba(242,98,30,.4);
  background:var(--c-brand-soft);
  box-shadow:0 12px 30px rgba(242,98,30,.12);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:none;
  border:0;
  text-align:left;
  font-size:18px;
  font-weight:600;
  line-height:28px;
  color:var(--c-ink);
  cursor:pointer;
}
.faq-icon{
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:50%;
  background:#fff;
  color:var(--c-brand);
  display:grid;place-items:center;
  font-size:15px;
  transition:transform .25s ease;
  border:1px solid rgba(242,98,30,.28);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:26px;color:var(--c-muted);}

/* ===== 提交区 ===== */
.lead-panel{
  background:var(--grad-dark);
  border-radius:var(--r-lg);
  padding:48px;
  color:var(--c-dark-ink);
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:44px;
  align-items:start;
  box-shadow:0 26px 60px rgba(36,28,23,.28);
}
.lead-panel h2{color:var(--c-dark-ink);}
.lead-panel .lead{color:rgba(255,246,239,.72);}
.lead-points{margin-top:26px;display:flex;flex-direction:column;gap:14px;}
.lead-points li{display:flex;gap:12px;font-size:15px;line-height:26px;color:rgba(255,246,239,.78);}
.lead-points i{color:var(--c-yellow);margin-top:5px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:rgba(255,246,239,.78);margin-bottom:8px;}
.form-control-x{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#fff;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-control-x::placeholder{color:rgba(255,246,239,.45);}
.form-control-x:focus{
  outline:none;
  border-color:var(--c-brand);
  background:rgba(255,255,255,.1);
  box-shadow:0 0 0 4px rgba(242,98,30,.25);
}
select.form-control-x{appearance:none;background-image:linear-gradient(45deg,transparent 50%,rgba(255,246,239,.7) 50%),linear-gradient(135deg,rgba(255,246,239,.7) 50%,transparent 50%);background-position:calc(100% - 21px) 21px,calc(100% - 15px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
select.form-control-x option{color:var(--c-ink);}
textarea.form-control-x{height:auto;min-height:112px;padding:14px 16px;line-height:26px;resize:vertical;}
.form-note{font-size:13px;line-height:22px;color:rgba(255,246,239,.6);margin-top:14px;}
.form-msg{
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--r-sm);
  background:rgba(14,159,126,.16);
  border:1px solid rgba(14,159,126,.5);
  color:#B6F3E2;
  font-size:14px;
  display:none;
}
.form-msg.is-show{display:block;}

/* ===== 通栏 CTA ===== */
.cta-band{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  padding:52px;
  background:var(--c-dark);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
}
.cta-band-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.35;
}
.cta-band::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(36,28,23,.94),rgba(194,64,12,.6));
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{color:var(--c-dark-ink);font-size:26px;line-height:36px;}
.cta-band p{color:rgba(255,246,239,.76);margin-top:10px;font-size:15px;line-height:26px;max-width:640px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-dark);color:var(--c-dark-ink);padding:72px 0 28px;margin-top:0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{width:40px;height:40px;font-size:19px;}
.footer-brand .brand-text strong{color:var(--c-dark-ink);font-size:17px;}
.footer-brand .brand-text small{color:rgba(255,246,239,.6);}
.footer-col p{color:rgba(255,246,239,.72);font-size:14px;line-height:25px;}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:rgba(255,246,239,.6);
  margin-bottom:18px;
  letter-spacing:.06em;
}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{
  color:rgba(255,246,239,.86);
  font-size:15px;
  display:inline-block;
  transition:color .2s ease,transform .2s ease;
}
.footer-col ul li a:hover{color:var(--c-brand);transform:translateX(2px);}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  color:rgba(255,246,239,.78);
}
.footer-contact li{
  display:flex;
  gap:10px;
  font-size:14px;
  line-height:24px;
  color:rgba(255,246,239,.72);
  margin-bottom:14px;
}
.footer-contact i{color:var(--c-brand);margin-top:4px;}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(255,246,239,.6);
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  h1{font-size:34px;line-height:42px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media (max-width:991px){
  :root{--sec-y:72px;}
  .nav-side{display:none;}
  .nav-wrap{display:flex;justify-content:space-between;min-height:70px;}
  .brand{order:1;}
  .nav-toggle{display:block;order:2;}
  .hero-lg{padding:86px 0 70px;}
  .hero-card{padding:34px 28px;max-width:100%;}
  .cols-2{grid-template-columns:1fr;gap:24px;}
  .flow{grid-template-columns:1fr 1fr;gap:28px;}
  .flow::before{display:none;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .lead-panel{grid-template-columns:1fr;padding:36px 28px;gap:30px;}
  .cta-band{padding:38px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  :root{--sec-y:56px;}
  body{font-size:15.5px;line-height:27px;}
  h1{font-size:28px;line-height:36px;}
  h2{font-size:24px;line-height:34px;}
  .h2-x{font-size:24px;line-height:34px;}
  .hero-lg{padding:64px 0 56px;}
  .hero-card{padding:26px 22px;border-radius:var(--r-md);}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .flow{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .panel{padding:24px 22px;}
  .figure-card .figure-body{padding:22px 22px 26px;}
  .lead-panel{padding:30px 22px;border-radius:var(--r-md);}
  .cta-band{padding:30px 22px;border-radius:var(--r-md);}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .container{padding-left:18px;padding-right:18px;}
  .brand-text small{letter-spacing:.04em;}
  .chip-strip{gap:8px;}
  .chip{font-size:13px;padding:0 14px;}
}