/* roulang page: index */
:root{
  --primary:#FF6A2B;
  --primary-dark:#E1541A;
  --accent:#0FD6A8;
  --accent-light:#E6FBF5;
  --brand-gradient:linear-gradient(120deg,#FF6A2B 0%,#FF9A3D 55%,#0FD6A8 100%);
  --bg:#FBF8F4;
  --card:#FFFFFF;
  --dark:#14161C;
  --dark-2:#1E2129;
  --line:#ECE6DE;
  --text:#14161C;
  --text-2:#5A5F6B;
  --text-3:#8A909C;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(20,22,28,.06);
  --sh-hover:0 18px 44px rgba(255,106,43,.16);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6,p,figure{margin:0}
h1,h2,h3,h4{font-weight:800;line-height:1.25}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0;scroll-margin-top:80px}
#top{scroll-margin-top:80px}
.tag{display:inline-block;font-size:13px;font-weight:700;color:var(--primary);background:#FFF1E9;border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;letter-spacing:.2px}
.tag-dark{color:var(--accent);background:rgba(15,214,168,.12)}
.sec-title{font-size:clamp(26px,3.2vw,40px);line-height:1.25;font-weight:800;letter-spacing:0}
.sec-desc{color:var(--text-2);font-size:16.5px;margin-top:14px;max-width:660px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-weight:700;font-size:15px;
  padding:13px 28px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-gradient);color:#fff;box-shadow:0 10px 26px rgba(255,106,43,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,106,43,.34);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:#FFF1E9;color:var(--primary-dark)}
.btn-sm{padding:9px 20px;font-size:14px}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,248,244,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(20,22,28,.05)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;font-size:17px;color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:12px;background:var(--brand-gradient);
  display:grid;place-items:center;color:#fff;font-size:15px;
  box-shadow:0 6px 16px rgba(255,106,43,.28);flex:0 0 auto;
}
.brand-text{white-space:nowrap}
.chip-nav{display:flex;align-items:center;gap:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:4px 0}
.chip-nav::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;
  padding:7px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--text-2);
  background:#fff;border:1px solid var(--line);white-space:nowrap;
  transition:color .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.chip:hover{color:var(--primary);border-color:#FFD3BE}
.chip.is-active{background:var(--brand-gradient);color:#fff;border-color:transparent;box-shadow:0 8px 18px rgba(255,106,43,.25)}
.header-cta{flex:0 0 auto}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:var(--dark)}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(100deg,rgba(20,22,28,.94) 0%,rgba(20,22,28,.76) 44%,rgba(20,22,28,.32) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;padding-top:76px;padding-bottom:92px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--accent);background:rgba(15,214,168,.12);border:1px solid rgba(15,214,168,.28);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:22px;
}
.hero-copy h1{font-size:clamp(34px,4.6vw,56px);line-height:1.15;color:#fff;font-weight:800}
.hero-copy h1 .kw{
  background:var(--brand-gradient);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{font-size:17px;color:rgba(255,255,255,.75);margin-top:20px;max-width:540px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero .btn-ghost{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
.hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}
.badge-band{display:flex;gap:12px;flex-wrap:wrap;margin-top:42px}
.stat-card{
  flex:0 0 auto;min-width:128px;padding:14px 18px;border-radius:16px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
}
.stat-card b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.25}
.stat-card b i{font-style:normal;font-size:14px;color:var(--accent);margin-left:3px}
.stat-card span{font-size:12px;color:rgba(255,255,255,.68)}
.hero-card{position:relative}
.hero-card img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 30px 60px rgba(0,0,0,.42);
}
.hero-float{
  position:absolute;left:-24px;bottom:28px;
  background:#fff;border-radius:var(--r-md);padding:14px 20px;
  box-shadow:0 18px 40px rgba(0,0,0,.3);
  display:flex;align-items:center;gap:12px;
}
.hero-float .fv{font-size:24px;font-weight:800;color:var(--primary);line-height:1.2}
.hero-float .fl{font-size:12px;color:var(--text-2);line-height:1.4}

/* ============ 卖点 ============ */
.hl-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:60px;align-items:start}
.hl-sticky{position:sticky;top:96px}
.hl-list{display:grid;gap:20px}
.hl-item{
  display:flex;gap:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.hl-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#FFE1D2}
.hl-ico{
  flex:0 0 auto;width:52px;height:52px;border-radius:16px;background:var(--brand-gradient);
  display:grid;place-items:center;color:#fff;font-size:20px;
  box-shadow:0 8px 20px rgba(255,106,43,.24);
}
.hl-item h3{font-size:20px;font-weight:700;margin-bottom:6px}
.hl-item p{font-size:15px;color:var(--text-2);line-height:1.75}
.hl-inline-stat{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:13px;font-weight:700;color:var(--primary);
  background:#FFF1E9;border-radius:var(--r-pill);padding:4px 12px;
}

/* ============ 演示 ============ */
.demo-grid{display:grid;grid-template-columns:264px minmax(0,1fr);gap:40px;margin-top:48px}
.demo-rail{display:flex;flex-direction:column;gap:10px}
.demo-tab{
  position:relative;text-align:left;padding:16px 18px 16px 22px;
  border-radius:16px;border:1px solid var(--line);background:#fff;
  font-size:15px;font-weight:600;color:var(--text-2);
  display:flex;align-items:center;gap:12px;transition:all .18s ease;overflow:hidden;
}
.demo-tab i{color:var(--text-3);font-size:14px;transition:color .18s ease;width:16px;text-align:center}
.demo-tab:hover{border-color:#FFD3BE;color:var(--primary)}
.demo-tab:hover i{color:var(--primary)}
.demo-tab.is-active{color:var(--primary);background:#FFF8F3;border-color:#FFD3BE}
.demo-tab.is-active i{color:var(--primary)}
.demo-tab.is-active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-gradient)}
.demo-stage{
  position:relative;border-radius:var(--r-lg);background:#fff;border:1px solid var(--line);
  box-shadow:var(--sh);padding:22px;min-height:470px;
}
.demo-panel{display:none}
.demo-panel.is-active{display:block;animation:fadeUp .26s ease-out}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.demo-figure{position:relative}
.demo-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);border:1px solid var(--line)}
.corner-badge{
  position:absolute;right:16px;bottom:16px;
  background:rgba(20,22,28,.9);color:#fff;border-radius:14px;
  padding:10px 16px;display:flex;align-items:center;gap:10px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.corner-badge b{font-size:20px;font-weight:800;color:var(--accent)}
.corner-badge span{font-size:12px;color:rgba(255,255,255,.72)}
.demo-cap{display:flex;gap:24px;margin-top:22px;flex-wrap:wrap}
.demo-cap h3{font-size:19px;font-weight:700;margin-bottom:6px}
.demo-cap p{font-size:15px;color:var(--text-2);max-width:560px}
.demo-mini{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.mini-chip{font-size:12.5px;font-weight:600;color:var(--text-2);background:var(--bg);border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 12px}

/* ============ 证据（暗区） ============ */
.dark-section{position:relative;background:var(--dark);color:#fff;overflow:hidden;scroll-margin-top:80px;padding:88px 0}
.dark-section::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 320px at 88% 0%,rgba(15,214,168,.18),transparent 70%),
             radial-gradient(520px 320px at 4% 100%,rgba(255,106,43,.16),transparent 70%);
}
.dark-section .wrap{position:relative;z-index:1}
.dark-section .sec-title{color:#fff}
.dark-section .sec-desc{color:rgba(255,255,255,.72)}
.proof-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:46px}
.proof-stat{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  border-radius:20px;padding:24px;
}
.proof-stat b{display:block;font-size:34px;font-weight:800;color:#fff;line-height:1.2}
.proof-stat b i{font-style:normal;font-size:14px;color:var(--accent);margin-left:4px}
.proof-stat span{font-size:13px;color:rgba(255,255,255,.6)}
.quote-rail{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  margin-top:46px;padding-bottom:14px;scrollbar-width:thin;
}
.quote-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  border-radius:20px;padding:24px;
}
.quote-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;background:var(--brand-gradient);
  display:grid;place-items:center;font-size:14px;font-weight:800;color:#fff;flex:0 0 auto;
}
.quote-name{font-size:14px;font-weight:700;color:#fff}
.quote-role{font-size:12px;color:rgba(255,255,255,.55)}
.quote-card p{font-size:14.5px;color:rgba(255,255,255,.75);line-height:1.75}
.logo-band{
  display:flex;align-items:center;gap:36px;flex-wrap:wrap;
  margin-top:46px;padding-top:28px;border-top:1px solid rgba(255,255,255,.08);
}
.logo-band span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:rgba(255,255,255,.5);
  filter:grayscale(1);transition:color .2s ease,filter .2s ease;
}
.logo-band span:hover{color:var(--accent);filter:grayscale(0)}

/* ============ 价格 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;align-items:stretch}
.price-card{
  position:relative;display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 28px;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.price-card.is-featured{box-shadow:0 20px 50px rgba(255,106,43,.18);transform:translateY(-6px)}
.price-card.is-featured:hover{transform:translateY(-10px)}
.price-card.is-featured::before{
  content:"";position:absolute;inset:0;border-radius:var(--r-lg);padding:1.5px;
  background:var(--brand-gradient);pointer-events:none;
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.ribbon{
  position:absolute;top:-14px;right:24px;
  background:var(--brand-gradient);color:#fff;font-size:12px;font-weight:700;
  padding:6px 14px;border-radius:var(--r-pill);box-shadow:0 8px 18px rgba(255,106,43,.3);
}
.plan-name{font-size:17px;font-weight:700}
.plan-note{font-size:13px;color:var(--text-3);margin-top:4px;min-height:22px}
.price-num{margin-top:18px;font-size:42px;font-weight:800;line-height:1.1;color:var(--text)}
.price-num small{font-size:14px;font-weight:600;color:var(--text-3);margin-left:6px}
.plan-list{margin:24px 0 28px;display:grid;gap:12px;flex:1}
.plan-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2);line-height:1.7}
.plan-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:2px;font-size:12px;color:var(--accent);
}
.price-foot{font-size:12.5px;color:var(--text-3);text-align:center;margin-top:18px}

/* ============ 最新信息 ============ */
.news-grid{margin-top:44px}
.news-grid > .cell{margin-bottom:24px;min-width:0}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-thumb{position:relative;display:block;overflow:hidden}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .22s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.cat-chip{
  position:absolute;left:14px;top:14px;
  background:rgba(20,22,28,.78);color:#fff;font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.news-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{
  font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{
  font-size:14.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;
  font-size:13px;color:var(--text-3);
  padding-top:14px;border-top:1px solid var(--line);
}
.news-meta a{color:var(--primary);font-weight:600;white-space:nowrap}
.news-meta a:hover{color:var(--primary-dark)}
.empty-state{
  margin-top:44px;text-align:center;padding:64px 24px;
  border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;
}
.empty-state i{font-size:36px;color:var(--primary);opacity:.55}
.empty-state p{margin-top:14px;color:var(--text-2);font-size:15px}
.empty-state a{display:inline-block;margin-top:10px;color:var(--primary);font-weight:600}

/* ============ FAQ ============ */
.faq-wrap{max-width:780px;margin:40px auto 0}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 0;font-size:16.5px;font-weight:600;color:var(--text);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary .q{position:relative;padding-left:20px}
.faq-item summary .q::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:8px;height:8px;border-radius:50%;background:var(--brand-gradient);
}
.faq-item summary i{color:var(--primary);font-size:14px;transition:transform .2s ease;flex:0 0 auto}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-answer{font-size:15px;color:var(--text-2);line-height:1.85}
.faq-item[open] .faq-answer{background:#FFF8F3;border-radius:16px;padding:18px 22px;margin:0 0 20px 20px}
.faq-more{text-align:center;margin-top:34px;font-size:14.5px;color:var(--text-2)}
.faq-more a{color:var(--primary);font-weight:700}

/* ============ 底部 CTA ============ */
.cta-section{padding-top:0}
.cta-card{
  position:relative;overflow:hidden;text-align:center;
  background:#fff;border-radius:28px;padding:60px 40px;
  box-shadow:var(--sh);
}
.cta-card::before{
  content:"";position:absolute;inset:0;border-radius:28px;padding:1.5px;
  background:var(--brand-gradient);pointer-events:none;
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.cta-card h2{font-size:clamp(24px,3vw,34px);line-height:1.3}
.cta-card p{color:var(--text-2);font-size:16px;margin-top:14px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 130px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-col .brand{color:#fff;margin-bottom:16px}
.footer-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-links li{margin-bottom:11px;font-size:14px}
.footer-links li i{margin-right:8px;color:var(--accent);font-size:13px}
.footer-links a{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:28px;z-index:70;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.float-cta .btn{box-shadow:0 14px 32px rgba(20,22,28,.18)}
.float-cta .btn-ghost{box-shadow:0 10px 24px rgba(20,22,28,.12)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hl-grid{grid-template-columns:300px minmax(0,1fr);gap:40px}
}
@media (max-width:1024px){
  .section{padding:64px 0}
  .dark-section{padding:64px 0}
  .hero-inner{grid-template-columns:1fr;gap:44px;padding-top:64px;padding-bottom:72px}
  .hero-float{left:16px;bottom:16px}
  .hl-grid{grid-template-columns:1fr;gap:32px}
  .hl-sticky{position:static}
  .demo-grid{grid-template-columns:1fr;gap:24px}
  .demo-rail{flex-direction:row;overflow-x:auto;scrollbar-width:none;padding-bottom:6px}
  .demo-rail::-webkit-scrollbar{display:none}
  .demo-tab{white-space:nowrap;padding:12px 18px}
  .demo-tab.is-active::before{left:0;right:0;top:auto;bottom:0;width:auto;height:3px;border-radius:3px 3px 0 0}
  .proof-stats{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:540px;margin-left:auto;margin-right:auto}
  .price-card.is-featured{transform:none}
  .price-card.is-featured:hover{transform:translateY(-4px)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:768px){
  .header-inner{gap:14px}
  .brand{font-size:15.5px}
  .brand-mark{width:32px;height:32px;border-radius:11px;font-size:14px}
  .hero-copy h1{font-size:clamp(30px,7vw,40px)}
  .badge-band{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;padding-bottom:8px;margin-top:32px}
  .badge-band::-webkit-scrollbar{display:none}
  .stat-card{min-width:120px}
  .demo-stage{min-height:auto;padding:16px}
  .cta-card{padding:44px 24px;border-radius:24px}
  .cta-card::before{border-radius:24px}
  .faq-item[open] .faq-answer{margin-left:0}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{padding-bottom:120px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .section{padding:52px 0}
  .dark-section{padding:56px 0}
  .header-cta{display:none}
  .hero-inner{padding-top:48px;padding-bottom:56px;gap:36px}
  .hero-sub{font-size:16px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .hero-float{padding:10px 16px}
  .hero-float .fv{font-size:20px}
  .hl-item{padding:20px;gap:16px;border-radius:var(--r-md)}
  .hl-ico{width:44px;height:44px;border-radius:14px;font-size:17px}
  .news-thumb img{aspect-ratio:4/3}
  .proof-stats{grid-template-columns:1fr 1fr;gap:12px}
  .proof-stat{padding:18px}
  .proof-stat b{font-size:26px}
  .quote-card{flex:0 0 260px}
  .price-card{padding:28px 22px}
  .price-num{font-size:36px}
  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(251,248,244,.96);
    -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
    border-top:1px solid var(--line);
    transform:translateY(100%);
  }
  .float-cta.is-visible{transform:translateY(0)}
  .float-cta .btn{flex:1;justify-content:center;height:56px;padding:0 18px}
  .float-cta .btn-ghost{display:none}
  .site-footer{padding-bottom:150px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .brand-text{font-size:14.5px}
  .chip{padding:6px 13px;font-size:13px}
  .sec-title{font-size:clamp(22px,6vw,28px)}
  .sec-desc{font-size:15.5px}
  .btn{padding:12px 22px;font-size:14.5px}
  .btn-sm{padding:8px 16px;font-size:13px}
  .demo-cap{gap:14px}
  .proof-stats{grid-template-columns:1fr}
  .faq-item summary{font-size:15.5px;padding:18px 0}
}

/* roulang page: article */
:root{
  --brand:#FF6A2B;
  --brand-deep:#E1541A;
  --cyan:#0FD6A8;
  --cyan-soft:#E6FBF5;
  --sand:#FBF8F4;
  --card:#FFFFFF;
  --dark:#14161C;
  --dark-2:#1E2129;
  --line:#ECE6DE;
  --ink:#14161C;
  --ink-2:#5A5F6B;
  --ink-3:#8A909C;
  --peach:#FFF1E9;
  --peach-soft:#FFF8F3;
  --grad:linear-gradient(120deg,#FF6A2B 0%,#FF9A3D 52%,#0FD6A8 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(20,22,28,.06);
  --sh-hover:0 18px 44px rgba(255,106,43,.16);
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  overflow-x:hidden;
  font-family:var(--font);
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease,background .18s ease,border-color .18s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:0}
p{margin:0 0 20px}
ul,ol{margin:0;padding:0}
li{list-style:none}
figure{margin:0}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.num,time,.stat-value{font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,248,244,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 22px rgba(20,22,28,.05)}
.header-inner{display:flex;align-items:center;gap:16px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;flex:0 0 auto;line-height:1.2}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;box-shadow:0 6px 16px rgba(255,106,43,.28);
}
.brand-text{white-space:nowrap}
.chip-nav{
  display:flex;align-items:center;gap:8px;
  margin-left:8px;flex:1 1 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.chip-nav::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:7px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--sand);color:var(--ink-2);
  font-size:14px;font-weight:600;white-space:nowrap;
  transition:all .18s ease;
}
.chip:hover{color:var(--brand);border-color:#FFD3BE;background:var(--peach)}
.chip.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(255,106,43,.24)}
.chip.is-active:hover{color:#fff}
.header-cta{flex:0 0 auto;margin-left:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;white-space:nowrap;
  cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn i{font-size:13px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,106,43,.26)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,106,43,.32)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--peach);color:var(--brand-deep);transform:translateY(-2px);border-color:var(--brand-deep)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- page ---------- */
main{display:block}
.page{padding:28px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:22px}
.crumbs a{color:var(--ink-3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:#CFC8BE}
.crumbs .current{color:var(--ink-2);max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-head{max-width:900px;margin:0 auto 26px}
.article-title{font-size:clamp(28px,4vw,44px);line-height:1.22;font-weight:800;margin-bottom:18px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:14px;color:var(--ink-3)}
.article-meta i{margin-right:6px;color:var(--brand)}
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:var(--r-pill);font-size:13px;font-weight:600;line-height:1.6}
.tag-brand{background:var(--peach);color:var(--brand-deep)}
.tag-cyan{background:var(--cyan-soft);color:#0A9C7B}
.tag-line{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.tag-line:hover{border-color:#FFD3BE;color:var(--brand-deep);background:var(--peach)}

.article-cover{max-width:900px;margin:0 auto 46px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- article body ---------- */
.article-body{max-width:800px;margin:0 auto;font-size:17px;line-height:1.85;color:#242830}
.article-body p{margin:0 0 20px}
.article-body h2{position:relative;font-size:clamp(21px,2.4vw,26px);margin:40px 0 16px;padding-left:16px;color:var(--ink)}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--grad)}
.article-body h3{font-size:20px;margin:28px 0 12px;color:var(--ink)}
.article-body h4{font-size:17px;margin:22px 0 10px;color:var(--ink)}
.article-body ul,.article-body ol{margin:0 0 20px}
.article-body ul li,.article-body ol li{position:relative;padding-left:20px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:2px;top:12px;width:7px;height:7px;border-radius:50%;background:var(--cyan)}
.article-body ol{counter-reset:item}
.article-body ol li{counter-increment:item}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:4px;
  width:18px;height:18px;border-radius:50%;background:var(--peach);color:var(--brand-deep);
  font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--cyan-soft);
  border-left:4px solid var(--cyan);border-radius:0 16px 16px 0;color:#1F5E4E;font-size:16px;
}
.article-body img{border-radius:20px;margin:24px auto;box-shadow:var(--sh)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left}
.article-body thead th{background:var(--peach-soft);font-weight:700;color:var(--ink)}
.article-body tbody tr:nth-child(even){background:#FDFBF8}
.article-body a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand)}
.article-body strong{font-weight:800;color:var(--ink)}

.empty-article{text-align:center;padding:60px 24px;background:#fff;border:1px dashed #DFD7CD;border-radius:var(--r-lg)}
.empty-article i{display:block;font-size:34px;color:var(--ink-3);margin-bottom:14px}
.empty-article p{font-size:17px;color:var(--ink-2);margin:0 0 22px}

.article-tags{max-width:800px;margin:44px auto 0;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.article-tags .label{font-size:13px;color:var(--ink-3);margin-right:4px}

/* ---------- pager ---------- */
.pager{max-width:800px;margin:36px auto 0}
.cards-row{margin-left:-12px;margin-right:-12px}
.cards-row > .cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.pager-card{
  display:block;height:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#FFD9C6;color:inherit}
.pager-label{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-3);margin-bottom:10px}
.pager-label i{color:var(--brand)}
.pager-title{font-size:16px;font-weight:700;line-height:1.6;color:var(--ink)}

/* ---------- sections ---------- */
.section{padding:72px 0 0;scroll-margin-top:80px}
.section-head{max-width:760px;margin-bottom:34px}
.section-title{font-size:clamp(22px,3vw,32px);margin-bottom:12px}
.section-sub{font-size:16px;color:var(--ink-2);margin:0}

.news-card{
  display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh);transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-thumb{position:relative;overflow:hidden}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .22s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-chip{
  position:absolute;left:12px;top:12px;padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(20,22,28,.72);color:#fff;font-size:12px;font-weight:600;
  backdrop-filter:blur(4px);
}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-title{
  font-size:17px;font-weight:700;line-height:1.55;margin-bottom:10px;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover .news-title{color:var(--brand-deep)}
.news-desc{
  font-size:14px;line-height:1.7;color:var(--ink-2);margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);
}
.news-foot i{transition:transform .18s ease}
.news-card:hover .news-foot i{transform:translateX(4px);color:var(--brand)}

/* ---------- cta ---------- */
.cta-card{
  position:relative;background:#fff;border-radius:var(--r-lg);
  padding:52px 36px;text-align:center;box-shadow:var(--sh);overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;
  background:var(--grad);pointer-events:none;
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.cta-card h2{font-size:clamp(22px,3vw,32px);margin-bottom:14px}
.cta-card p{max-width:620px;margin:0 auto 28px;color:var(--ink-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 110px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.footer-col .brand{color:#fff;margin-bottom:14px}
.footer-col .brand:hover{color:var(--cyan)}
.footer-desc{font-size:14px;line-height:1.8;margin:0;max-width:320px}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-links li{margin-bottom:10px;font-size:14px;line-height:1.7}
.footer-links a{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--cyan)}
.footer-links i{margin-right:8px;color:var(--cyan);width:16px;display:inline-block;text-align:center}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;
}

/* ---------- float cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:28px;z-index:70;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .wrap{padding:0 16px}
  .header-inner{gap:10px}
  .brand{font-size:15px}
  .brand-mark{width:30px;height:30px;border-radius:10px;font-size:13px}
  .chip{padding:6px 13px;font-size:13px}
  .section{padding:52px 0 0}
  .article-cover{margin-bottom:32px}
  .article-body{font-size:16px;line-height:1.85}
  .cta-card{padding:36px 22px}
  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;gap:10px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(251,248,244,.96);backdrop-filter:blur(10px);
    border-top:1px solid var(--line);transform:translateY(0);
  }
  .float-cta .btn{flex:1 1 0;padding:14px 12px}
  .site-footer{padding-bottom:120px}
}
@media (max-width:520px){
  .brand-text{max-width:112px;overflow:hidden;text-overflow:ellipsis}
  .header-cta .btn-sm{padding:8px 12px;font-size:13px}
  .header-cta .btn-sm i{display:none}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column}
  .article-meta{gap:10px;font-size:13px}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --brand:#FF6A2B;
  --brand-dark:#E1541A;
  --brand-soft:#FFF1E9;
  --brand-tint:#FFF8F3;
  --cyan:#0FD6A8;
  --cyan-soft:#E6FBF5;
  --bg:#FBF8F4;
  --card:#FFFFFF;
  --dark:#14161C;
  --dark-2:#1E2129;
  --ink:#14161C;
  --sub:#5A5F6B;
  --muted:#8A909C;
  --line:#ECE6DE;
  --white:#FFFFFF;
  --white-72:rgba(255,255,255,.72);
  --grad:linear-gradient(120deg,#FF6A2B 0%,#FF9A3D 52%,#0FD6A8 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(20,22,28,.06);
  --sh-hover:0 18px 44px rgba(255,106,43,.16);
  --wrap:1200px;
  --ease:200ms ease-out;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,106,43,.2);}

/* 覆盖 Foundation 默认观感 */
body,button,input,select,textarea{font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;}
a{color:var(--brand);}
h1,h2,h3,h4{color:var(--ink);font-weight:800;line-height:1.25;letter-spacing:0;}
.accordion,.accordion-item{border:none;background:transparent;}

/* ============ 容器与板块 ============ */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;scroll-margin-top:80px;}
.section--tight{padding:72px 0;}
.section--tint{background:linear-gradient(180deg,#FBF8F4 0%,#FFF6EF 100%);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:.06em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--grad);}
.section-head h2{font-size:clamp(26px,3vw,40px);line-height:1.25;margin-bottom:14px;}
.section-head p{font-size:16.5px;color:var(--sub);}
.lead{font-size:17px;line-height:1.85;color:var(--sub);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,248,244,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 6px 22px rgba(20,22,28,.06);
}
.header-inner{display:flex;align-items:center;gap:22px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:15px;
  box-shadow:0 6px 16px rgba(255,106,43,.28);
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:0;white-space:nowrap;}
.chip-nav{
  display:flex;align-items:center;gap:8px;
  flex:1 1 auto;justify-content:center;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:4px 2px;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;
  padding:8px 16px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;white-space:nowrap;
  color:var(--sub);background:var(--bg);
  border:1px solid var(--line);
  transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease);
}
.chip:hover{color:var(--brand);border-color:#FFD3BC;background:var(--brand-soft);transform:translateY(-1px);}
.chip.is-active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 8px 18px rgba(255,106,43,.22);}
.header-cta{flex:0 0 auto;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn i{font-size:13px;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,106,43,.26);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,106,43,.32);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-dark{background:var(--dark);color:#fff;}
.btn-dark:hover{background:var(--dark-2);color:#fff;transform:translateY(-2px);}

/* ============ 首屏 ============ */
.page-hero{position:relative;overflow:hidden;background:var(--dark);color:#fff;padding:80px 0 72px;}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,22,28,.95) 0%,rgba(20,22,28,.86) 40%,rgba(20,22,28,.42) 100%);
}
.page-hero .wrap{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px;}
.crumbs a{color:rgba(255,255,255,.78);}
.crumbs a:hover{color:var(--cyan);}
.crumbs span.sep{color:rgba(255,255,255,.34);}
.page-hero .eyebrow{color:var(--cyan);}
.page-hero .eyebrow::before{background:var(--cyan);}
.page-hero h1{
  font-size:clamp(30px,4.2vw,54px);
  line-height:1.16;color:#fff;margin-bottom:18px;
}
.hero-sub{font-size:17px;line-height:1.8;color:var(--white-72);max-width:520px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.page-hero .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.32);}
.page-hero .btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;}

/* 数据徽章 */
.stat-strip{display:flex;flex-wrap:wrap;gap:12px;}
.stat{
  padding:14px 20px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--sh);min-width:148px;
  transition:transform var(--ease),box-shadow var(--ease);
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.stat-num{
  font-size:30px;font-weight:800;line-height:1.1;
  color:var(--ink);font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.stat-num span{font-size:14px;font-weight:700;color:var(--brand);margin-left:3px;}
.stat-label{font-size:12px;color:var(--muted);margin-top:5px;}
.page-hero .stat{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);box-shadow:none;backdrop-filter:blur(8px);}
.page-hero .stat:hover{box-shadow:0 12px 30px rgba(0,0,0,.28);}
.page-hero .stat-num{color:#fff;}
.page-hero .stat-num span{color:var(--cyan);}
.page-hero .stat-label{color:rgba(255,255,255,.62);}

/* 首屏媒体卡 */
.hero-media{position:relative;}
.hero-media-inner{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 30px 60px rgba(0,0,0,.34);
}
.hero-media-inner img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-float{
  position:absolute;right:-14px;bottom:-18px;
  background:#fff;border-radius:var(--r-md);
  padding:14px 20px;box-shadow:0 18px 40px rgba(20,22,28,.24);
  border:1px solid var(--line);
}
.hero-float .k{display:block;font-size:24px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.1;}
.hero-float .v{display:block;font-size:12px;color:var(--muted);margin-top:4px;}

/* ============ 图文交替区块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split + .split{margin-top:78px;}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh);
  transition:transform var(--ease),box-shadow var(--ease);
}
.split-media:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 220ms ease-out;}
.split-media:hover img{transform:scale(1.03);}
.split .split-media{order:-1;}
.split.flip .split-media{order:2;}
.split-body h3{font-size:clamp(20px,2.2vw,26px);line-height:1.3;margin-bottom:14px;}
.split-body p{font-size:16.5px;line-height:1.85;color:var(--sub);margin-bottom:18px;}
.point-list{display:grid;gap:10px;margin-bottom:22px;}
.point-list li{
  position:relative;padding-left:24px;
  font-size:15px;color:var(--sub);line-height:1.7;
}
.point-list li::before{
  content:"";position:absolute;left:6px;top:.62em;
  width:7px;height:7px;border-radius:50%;background:var(--cyan);
}
.mini-stats{display:flex;flex-wrap:wrap;gap:10px;}
.mini-chip{
  display:inline-flex;align-items:baseline;gap:4px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:var(--cyan-soft);color:#0A8F72;
  font-size:13px;font-weight:600;
}
.mini-chip b{font-size:17px;font-weight:800;font-variant-numeric:tabular-nums;color:#0A8F72;}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.info-card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px;
  box-shadow:var(--sh);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#FFD9C6;}
.info-card .ic{
  width:46px;height:46px;border-radius:var(--r-sm);
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);
  font-size:18px;margin-bottom:18px;
}
.info-card:nth-child(2n) .ic{background:var(--cyan-soft);color:#0A8F72;}
.info-card h3{font-size:19px;margin-bottom:10px;}
.info-card p{font-size:15px;line-height:1.8;color:var(--sub);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  display:inline-block;padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border:1px solid #FFDCCB;
}

/* ============ FAQ ============ */
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{
  border-bottom:1px solid var(--line);
  padding:0 12px;border-radius:16px;
  transition:background-color var(--ease),border-color var(--ease);
}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  display:flex;align-items:center;gap:12px;
  padding:20px 0;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;color:var(--ink);
  transition:color var(--ease);
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::before{
  content:"";flex:0 0 8px;width:8px;height:8px;
  border-radius:50%;background:var(--grad);
}
.faq-q::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:700;
  color:var(--brand);line-height:1;transition:transform var(--ease);
}
.faq-item[open]{background:var(--brand-tint);border-color:transparent;margin:6px 0;}
.faq-item[open] .faq-q{color:var(--brand-dark);}
.faq-item[open] .faq-q::after{content:"−";transform:rotate(180deg);}
.faq-a{padding:0 0 22px 20px;font-size:15px;line-height:1.85;color:var(--sub);max-width:720px;}
.faq-hint{text-align:center;margin-top:32px;font-size:15px;color:var(--muted);}
.faq-hint a{font-weight:700;}

/* ============ 底部 CTA ============ */
.cta-card{
  position:relative;
  border:1.5px solid transparent;border-radius:var(--r-lg);
  padding:58px 40px;text-align:center;
  background-image:linear-gradient(#fff,#fff),linear-gradient(120deg,#FF6A2B 0%,#FF9A3D 52%,#0FD6A8 100%);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 18px 44px rgba(255,106,43,.12);
}
.cta-card h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:14px;}
.cta-card p{font-size:16.5px;color:var(--sub);max-width:600px;margin:0 auto 28px;}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);color:var(--white-72);
  padding:72px 0 28px;
  border-top:1px solid rgba(255,255,255,.06);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.15fr;
  gap:40px;padding-bottom:44px;
}
.site-footer .brand-text{color:#fff;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin-top:16px;max-width:320px;}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-links{display:grid;gap:11px;}
.footer-links a{color:var(--white-72);font-size:14px;transition:color var(--ease);}
.footer-links a:hover{color:var(--cyan);}
.footer-links li{font-size:14px;color:rgba(255,255,255,.6);}
.footer-links li i{color:var(--cyan);margin-right:8px;font-size:13px;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:28px;z-index:70;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;pointer-events:none;transform:translateY(14px);
  transition:opacity var(--ease),transform var(--ease);
}
.float-cta.is-visible{opacity:1;pointer-events:auto;transform:translateY(0);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .section{padding:64px 0;}
  .page-hero{padding:64px 0 60px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero-media{max-width:560px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split + .split{margin-top:60px;}
  .split .split-media{order:-1 !important;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .header-inner{gap:14px;}
  .chip-nav{justify-content:flex-start;}
}

@media (max-width:720px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .section{padding:52px 0;}
  .section--tight{padding:48px 0;}
  .section-head{margin-bottom:32px;}
  .page-hero{padding:48px 0 52px;}
  .hero-sub{font-size:16px;margin-bottom:24px;}
  .hero-actions{gap:10px;margin-bottom:30px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-float{right:0;bottom:-14px;padding:12px 16px;}
  .stat{min-width:132px;padding:12px 16px;}
  .stat-num{font-size:25px;}
  .card-grid{grid-template-columns:1fr;}
  .info-card{padding:22px;}
  .cta-card{padding:38px 22px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:34px;}
  .footer-desc{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;font-size:12.5px;}
  .brand-text{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;border-radius:10px;font-size:14px;}
  .chip{padding:7px 13px;font-size:13px;}
  .header-cta .btn{padding:8px 14px;font-size:13px;}

  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;gap:0;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(251,248,244,.95);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-top:1px solid var(--line);
    transform:translateY(100%);
  }
  .float-cta.is-visible{transform:translateY(0);}
  .float-cta .btn{flex:1 1 auto;height:48px;}
  .float-cta .btn-ghost{display:none;}
  .site-footer{padding-bottom:96px;}
}

@media (max-width:400px){
  .hero-float{position:static;margin-top:14px;display:inline-block;}
  .hero-media{max-width:none;}
}

/* roulang page: category2 */
:root{
  --brand:#FF6A2B;
  --brand-dark:#E1541A;
  --brand-soft:#FFF1E9;
  --mint:#0FD6A8;
  --mint-soft:#E6FBF5;
  --sand:#FBF8F4;
  --card:#FFFFFF;
  --dark:#14161C;
  --dark-2:#1E2129;
  --line:#ECE6DE;
  --text:#14161C;
  --muted:#5A5F6B;
  --weak:#8A909C;
  --white:#FFFFFF;
  --grad:linear-gradient(120deg,#FF6A2B 0%,#FF9A3D 52%,#0FD6A8 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-pill:999px;
  --r-input:14px;
  --sh:0 10px 30px rgba(20,22,28,.06);
  --sh-hover:0 18px 44px rgba(255,106,43,.16);
  --wrap:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:800;letter-spacing:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;height:64px;
  display:flex;align-items:center;
  background:rgba(251,248,244,.9);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 8px 24px rgba(20,22,28,.06);}
.header-inner{display:flex;align-items:center;gap:18px;width:100%;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:15px;box-shadow:0 6px 16px rgba(255,106,43,.28);flex:0 0 auto;
}
.brand-text{font-size:17px;white-space:nowrap;}
.chip-nav{
  display:flex;align-items:center;gap:8px;
  margin-left:auto;margin-right:auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:6px 2px;
}
.chip-nav::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;
  height:36px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--sand);border:1px solid var(--line);
  color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap;
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft);}
.chip.is-active{background:var(--grad);border-color:transparent;color:#fff;box-shadow:0 8px 18px rgba(255,106,43,.26);}
.header-cta{flex:0 0 auto;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,106,43,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,106,43,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand-dark);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-lg{height:54px;padding:0 30px;font-size:16px;}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:0;}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(100deg,rgba(20,22,28,.92) 0%,rgba(20,22,28,.74) 42%,rgba(20,22,28,.38) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.hero-inner{position:relative;z-index:2;padding:96px 24px 84px;text-align:center;color:#fff;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  color:#fff;font-size:13px;font-weight:600;letter-spacing:.4px;
}
.hero h1{
  color:#fff;font-size:clamp(34px,5vw,58px);line-height:1.15;
  margin:22px auto 0;max-width:900px;
}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#FF9A3D,#0FD6A8);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{
  margin:20px auto 0;max-width:640px;
  color:rgba(255,255,255,.78);font-size:17px;line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px;}
.hero-actions .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.4);}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;}
.badge-strip{
  display:flex;gap:14px;margin-top:46px;justify-content:center;flex-wrap:wrap;
}
.badge-strip::-webkit-scrollbar{display:none;}
.stat-badge{
  min-width:150px;padding:16px 22px;border-radius:var(--r-md);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);
  text-align:left;backdrop-filter:blur(6px);
}
.stat-num{
  display:block;font-size:30px;line-height:1.1;color:#fff;
  font-variant-numeric:tabular-nums;font-weight:800;
}
.stat-unit{font-size:14px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.72);}
.stat-label{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.66);}
.stat-badge.light{background:#fff;border-color:var(--line);box-shadow:var(--sh);}
.stat-badge.light .stat-num{color:var(--text);}
.stat-badge.light .stat-label{color:var(--weak);}

/* ---------- sections ---------- */
.sec{padding:88px 0;scroll-margin-top:80px;}
.sec-head{max-width:720px;margin:0 auto 44px;text-align:center;}
.sec-head.left{margin-left:0;text-align:left;}
.sec-tag{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--mint-soft);color:#0A8F72;font-size:13px;font-weight:700;
}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);line-height:1.25;margin-top:16px;}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.grad-line{height:4px;width:64px;border-radius:var(--r-pill);background:var(--grad);margin:18px auto 0;}
.sec-head.left .grad-line{margin-left:0;}

/* ---------- timeline ---------- */
.timeline{
  position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  padding-top:16px;
}
.timeline::before{
  content:"";position:absolute;top:38px;left:12%;right:12%;height:2px;
  background:linear-gradient(90deg,rgba(255,106,43,.4),rgba(15,214,168,.4));
}
.tl-step{position:relative;text-align:center;padding-top:64px;}
.tl-dot{
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:48px;height:48px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
  box-shadow:0 10px 24px rgba(255,106,43,.28);z-index:2;
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh);text-align:left;height:100%;
  transition:transform .22s ease,box-shadow .22s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.tl-card h3{font-size:19px;}
.tl-card p{margin-top:10px;color:var(--muted);font-size:15px;}

/* ---------- masonry cards ---------- */
.masonry{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
  overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.card.span-2{grid-column:span 2;display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;padding:28px;}
.card-icon{
  width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
  box-shadow:0 8px 18px rgba(255,106,43,.24);
}
.card h3{margin-top:18px;font-size:21px;}
.card p{margin-top:12px;color:var(--muted);font-size:15.5px;}
.card-list{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--sand);border:1px solid var(--line);color:var(--muted);font-size:13px;font-weight:600;
}
.card-media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);}
.card-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .22s ease;}
.card.span-2:hover .card-media img{transform:scale(1.03);}
.card figcaption{margin-top:10px;font-size:13px;color:var(--weak);}
.mini-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;}
.mini-stat{
  flex:1 1 100px;background:var(--brand-soft);border-radius:var(--r-md);padding:14px 16px;
}
.mini-stat b{display:block;font-size:24px;line-height:1.2;color:var(--brand-dark);font-variant-numeric:tabular-nums;}
.mini-stat span{font-size:12px;color:var(--muted);}
.mini-stat.mint{background:var(--mint-soft);}
.mini-stat.mint b{color:#0A8F72;}

/* ---------- dark block ---------- */
.dark-sec{
  background:linear-gradient(180deg,#14161C 0%,#1E2129 100%);
  color:#fff;padding:88px 0;position:relative;overflow:hidden;
}
.dark-sec::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.24),transparent 68%);
}
.dark-sec .sec-head h2,.dark-sec h3{color:#fff;}
.dark-sec .sec-head p{color:rgba(255,255,255,.72);}
.dark-sec .sec-tag{background:rgba(255,255,255,.08);color:#7BEBD0;border:1px solid rgba(255,255,255,.12);}
.dark-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:52px;position:relative;z-index:2;}
.dark-stat{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-md);
  padding:22px;
}
.dark-stat b{display:block;font-size:32px;line-height:1.15;color:#fff;font-variant-numeric:tabular-nums;}
.dark-stat b i{font-style:normal;font-size:14px;color:rgba(255,255,255,.66);margin-left:4px;}
.dark-stat span{display:block;margin-top:8px;font-size:12.5px;color:rgba(255,255,255,.6);}
.review-scroll{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:12px;position:relative;z-index:2;
}
.review-scroll::-webkit-scrollbar{height:6px;}
.review-scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:99px;}
.review{
  flex:0 0 320px;scroll-snap-align:start;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-md);padding:24px;
}
.review p{color:rgba(255,255,255,.8);font-size:15px;}
.review-user{display:flex;align-items:center;gap:12px;margin-top:18px;}
.avatar{
  width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;
}
.review-user b{display:block;color:#fff;font-size:14px;}
.review-user span{font-size:12px;color:rgba(255,255,255,.55);}

/* ---------- faq ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-wrap .accordion{border:0;background:transparent;}
.faq-wrap .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.faq-wrap .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-wrap .accordion-title{
  position:relative;border:0;padding:22px 46px 22px 26px;background:transparent;
  color:var(--text);font-size:16.5px;font-weight:700;line-height:1.6;
}
.faq-wrap .accordion-title::before{
  content:"";position:absolute;left:0;top:29px;width:10px;height:10px;border-radius:50%;
  background:var(--grad);
}
.faq-wrap .accordion-title::after{
  content:"+";position:absolute;right:10px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:22px;font-weight:700;line-height:1;
}
.faq-wrap .accordion-item.is-active .accordion-title::after{content:"−";}
.faq-wrap .accordion-title:hover{background:transparent;color:var(--brand-dark);}
.faq-wrap .accordion-content{
  border:0;padding:0 26px 22px 26px;background:#FFF8F3;border-radius:16px;
  color:var(--muted);font-size:15px;line-height:1.85;
}
.faq-more{margin-top:26px;text-align:center;color:var(--muted);font-size:14.5px;}

/* ---------- cta ---------- */
.cta-band{padding:0 0 88px;}
.cta-card{
  position:relative;border-radius:var(--r-lg);padding:52px 40px;text-align:center;
  background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  border:2px solid transparent;box-shadow:var(--sh);
}
.cta-card h2{font-size:clamp(24px,3.2vw,34px);}
.cta-card p{margin-top:14px;color:var(--muted);max-width:640px;margin-left:auto;margin-right:auto;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px;}

/* ---------- breadcrumb ---------- */
.crumb{padding:22px 0 0;font-size:13.5px;color:var(--weak);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{margin:0 8px;color:var(--line);}

/* ---------- float cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:flex;flex-direction:column;gap:10px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.float-cta .btn{box-shadow:0 14px 30px rgba(20,22,28,.18);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--dark);color:rgba(255,255,255,.72);
  padding:72px 0 calc(80px + env(safe-area-inset-bottom));
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.footer-desc{margin-top:16px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-title{color:#fff;font-size:14px;font-weight:600;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;font-size:14.5px;color:rgba(255,255,255,.72);}
.footer-links a{color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--mint);}
.footer-links i{width:18px;color:rgba(255,255,255,.45);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .sec,.dark-sec{padding:64px 0;}
  .badge-strip{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;}
  .badge-strip::-webkit-scrollbar{display:none;}
  .stat-badge{flex:0 0 auto;}
  .dark-stats{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:820px){
  .header-inner{gap:12px;}
  .brand-text{display:none;}
  .card.span-2{grid-template-columns:1fr;}
  .masonry{grid-template-columns:1fr;}
  .card.span-2{grid-column:span 1;}
}
@media screen and (max-width:640px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .sec,.dark-sec{padding:52px 0;scroll-margin-top:74px;}
  .hero-inner{padding:70px 16px 60px;}
  .hero-sub{font-size:16px;}
  .header-cta .btn{height:36px;padding:0 14px;font-size:13px;}
  .chip{height:34px;padding:0 14px;font-size:13.5px;}
  .timeline{grid-template-columns:1fr;gap:0;}
  .timeline::before{left:23px;right:auto;top:8px;bottom:8px;width:2px;height:auto;background:linear-gradient(180deg,rgba(255,106,43,.4),rgba(15,214,168,.4));}
  .tl-step{padding-top:0;padding-left:64px;text-align:left;margin-bottom:22px;}
  .tl-dot{top:4px;left:0;transform:none;width:44px;height:44px;}
  .card{padding:20px;}
  .card.span-2{padding:20px;}
  .dark-stats{grid-template-columns:1fr 1fr;gap:12px;}
  .dark-stat b{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-card{padding:36px 22px;}
  .float-cta{
    left:0;right:0;bottom:0;gap:0;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(251,248,244,.94);border-top:1px solid var(--line);
    backdrop-filter:blur(10px);
  }
  .float-cta .btn-primary{width:100%;height:52px;}
  .float-cta .btn-ghost{display:none;}
  .review{flex:0 0 268px;}
}
@media screen and (max-width:400px){
  .hero h1{font-size:30px;}
  .dark-stats{grid-template-columns:1fr;}
}