/* roulang page: index */
:root{
  --orange:#E4571E;
  --orange-d:#B8400F;
  --orange-l:#FDEDE4;
  --green:#12362F;
  --green-l:#E7EFEA;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --card:#FFFFFF;
  --dark:#0E1F1C;
  --t1:#15191B;
  --t2:#5B6663;
  --t3:#8B9491;
  --line:#E7E1D8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh:0 1px 2px rgba(18,54,47,.06),0 8px 24px -12px rgba(18,54,47,.16);
  --sh-hover:0 12px 32px -12px rgba(18,54,47,.24);
  --bs-primary:#E4571E;
  --bs-body-font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-radius:14px;
  --bs-link-color:#E4571E;
  --bs-link-hover-color:#B8400F;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  background:var(--bg);
  color:var(--t1);
  font-size:16px;
  line-height:1.85;
  padding-bottom:0;
}
body.has-floatbar{padding-bottom:88px;}
img{max-width:100%;display:block;}
a{color:var(--orange);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--orange-d);text-decoration:underline;}
h1,h2,h3,h4{color:var(--green);margin:0;font-weight:800;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(228,87,30,.28);outline-offset:2px;}
.container,.container-fluid{max-width:1200px;margin:0 auto;padding:0 20px;width:100%;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,246,240,.96);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 18px -14px rgba(18,54,47,.35);}
.header-inner{
  height:72px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:var(--green);display:grid;place-items:center;
  box-shadow:0 6px 14px -8px rgba(18,54,47,.6);
}
.brand-mark svg{width:20px;height:20px;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--green);letter-spacing:.2px;}
.brand-text em{font-style:normal;font-size:11px;color:var(--t3);letter-spacing:1.4px;}
.nav-chips{
  display:flex;align-items:center;gap:8px;flex:1 1 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:4px 2px;
}
.nav-chips::-webkit-scrollbar{display:none;}
.nav-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:36px;
  padding:0 15px;border-radius:999px;border:1px solid var(--line);
  background:transparent;color:var(--t1);font-size:14px;font-weight:600;
  white-space:nowrap;transition:all .18s ease;
}
.nav-chip:hover{background:var(--green-l);color:var(--green);text-decoration:none;border-color:var(--green-l);}
.nav-chip.active{background:var(--green);color:#fff;border-color:var(--green);}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:24px;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--orange);color:#fff;font-weight:700;font-size:15px;
  padding:12px 24px;border-radius:var(--r-btn);border:none;cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);
  transition:all .18s ease;
}
.btn-main:hover{background:var(--orange-d);color:#fff;transform:translateY(-1px);text-decoration:none;}
.btn-main:active{transform:translateY(0);background:var(--orange-d);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--green);font-weight:700;font-size:15px;
  padding:11px 24px;border-radius:var(--r-btn);border:1.5px solid var(--green);cursor:pointer;
  transition:all .18s ease;
}
.btn-ghost:hover{background:var(--green);color:#fff;text-decoration:none;}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--lime);color:var(--green);font-weight:800;font-size:15px;
  padding:13px 26px;border-radius:var(--r-btn);border:none;cursor:pointer;transition:all .18s ease;
}
.btn-lime:hover{filter:brightness(1.06);color:var(--green);transform:translateY(-1px);text-decoration:none;}
.btn-sm{padding:9px 18px;font-size:14px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;cursor:pointer;color:var(--green);transition:all .18s ease;
}
.icon-btn:hover{background:var(--green-l);border-color:var(--green-l);}
.icon-btn svg{width:18px;height:18px;}
.burger{display:none;}
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:#fff;z-index:1050;
  transform:translateX(102%);transition:transform .26s ease;
  box-shadow:-20px 0 40px -24px rgba(18,54,47,.4);padding:22px 20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-mask{position:fixed;inset:0;background:rgba(14,31,28,.42);z-index:1040;opacity:0;visibility:hidden;transition:opacity .26s ease;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer h4{font-size:14px;color:var(--t3);font-weight:700;letter-spacing:1px;margin-bottom:12px;}
.drawer a.drawer-link{
  display:block;padding:13px 14px;border-radius:10px;color:var(--t1);font-weight:600;font-size:15px;
  border:1px solid var(--line);margin-bottom:10px;
}
.drawer a.drawer-link:hover{background:var(--green-l);text-decoration:none;color:var(--green);}
.drawer a.drawer-link.active{background:var(--green);color:#fff;border-color:var(--green);}

/* ---------- Section base ---------- */
.sec{padding:96px 0;}
.sec-tight{padding:72px 0;}
.sec-alt{background:var(--green-l);}
.sec-dark{background:var(--dark);color:rgba(255,255,255,.86);}
.sec-dark h2,.sec-dark h3{color:#fff;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.sec-title{position:relative;padding-left:14px;}
.sec-title::before{content:"";position:absolute;left:0;top:6px;width:4px;height:20px;background:var(--orange);border-radius:2px;}
.sec-title h2{font-size:30px;font-weight:800;}
.sec-title p{color:var(--t2);font-size:15px;margin-top:8px;max-width:640px;}
.sec-dark .sec-title p{color:rgba(255,255,255,.7);}
.sec-title::before{top:8px;}
.link-more{font-size:14px;font-weight:700;color:var(--orange);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{text-decoration:underline;}

/* ---------- Hero ---------- */
.hero{padding:56px 0 88px;position:relative;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  background:var(--orange-l);color:var(--orange-d);font-size:13px;font-weight:700;margin-bottom:20px;
}
.hero h1{font-size:42px;font-weight:800;line-height:1.28;letter-spacing:-.4px;}
.hero h1 span{color:var(--orange);}
.hero-sub{font-size:17px;color:var(--t2);margin-top:20px;max-width:600px;line-height:1.85;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px;}
.hero-metrics{display:flex;gap:44px;margin-top:44px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line);}
.hero-metrics .m strong{display:block;font-size:34px;font-weight:800;color:var(--green);line-height:1.1;}
.hero-metrics .m strong i{font-style:normal;font-size:18px;color:var(--orange);margin-left:2px;}
.hero-metrics .m span{font-size:13px;color:var(--t3);}
.hero-media{position:relative;}
.hero-media img{width:100%;border-radius:16px;aspect-ratio:4/3;object-fit:cover;box-shadow:var(--sh);}
.float-card{
  position:absolute;right:-14px;bottom:22px;background:#fff;border:1px dashed var(--orange);
  border-radius:var(--r-card);padding:14px 18px;min-width:196px;box-shadow:var(--sh);
}
.float-card .fc-tag{
  display:inline-block;font-size:12px;font-weight:700;color:var(--green);
  background:var(--green-l);border-radius:999px;padding:3px 10px;margin-bottom:8px;
}
.float-card strong{display:block;font-size:20px;font-weight:800;color:var(--green);line-height:1.25;}
.float-card small{font-size:12px;color:var(--t3);}

/* ---------- 卖点编号横条 ---------- */
.merits{display:grid;grid-template-columns:1fr;gap:0;border-top:1px solid var(--line);}
.merit{
  display:grid;grid-template-columns:132px 1fr auto;gap:32px;align-items:center;
  padding:34px 8px;border-bottom:1px solid var(--line);transition:background .18s ease;
}
.merit:hover{background:#fff;}
.merit-num{
  font-size:56px;font-weight:800;line-height:1;color:transparent;
  -webkit-text-stroke:2px var(--orange);letter-spacing:-2px;
}
.merit-body h3{font-size:21px;font-weight:800;margin-bottom:8px;}
.merit-body p{color:var(--t2);font-size:15px;line-height:1.8;max-width:720px;}
.merit-go{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--green);transition:all .18s ease;}
.merit:hover .merit-go{background:var(--orange);border-color:var(--orange);color:#fff;transform:translateX(4px);}

/* ---------- 场景切换 ---------- */
.scene-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start;}
.scene-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;}
.scene-tab{
  border:1px solid var(--line);background:transparent;color:var(--t1);
  border-radius:999px;padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer;transition:all .18s ease;
}
.scene-tab:hover{background:var(--green-l);border-color:var(--green-l);color:var(--green);}
.scene-tab.active{background:var(--green);border-color:var(--green);color:#fff;}
.scene-list li{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line);align-items:flex-start;
}
.scene-list li:last-child{border-bottom:none;}
.scene-list .dot{
  width:26px;height:26px;border-radius:50%;background:var(--orange-l);color:var(--orange-d);
  display:grid;place-items:center;font-size:12px;font-weight:800;flex:0 0 auto;margin-top:3px;
}
.scene-list h4{font-size:16px;font-weight:700;margin-bottom:4px;}
.scene-list p{font-size:14px;color:var(--t2);line-height:1.75;}
.scene-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh);}
.scene-visual figcaption{font-size:13px;color:var(--t3);margin-top:12px;text-align:center;}

/* ---------- 资讯列表 ---------- */
.news-wrap{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:start;}
.news-feature{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);transition:all .18s ease;
}
.news-feature:hover{box-shadow:var(--sh-hover);transform:translateY(-2px);text-decoration:none;}
.news-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-feature .nf-body{padding:24px 26px 28px;}
.chip-tag{
  display:inline-block;font-size:12px;font-weight:700;color:var(--green);
  background:var(--green-l);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.news-feature h3{font-size:22px;line-height:1.45;margin-bottom:12px;color:var(--green);}
.news-feature:hover h3{color:var(--orange);}
.news-feature p{font-size:15px;color:var(--t2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:16px;margin-top:18px;font-size:13px;color:var(--t3);}
.news-meta svg{width:14px;height:14px;margin-right:5px;}
.news-rows{border-top:1px solid var(--line);}
.news-row{
  display:flex;gap:16px;align-items:center;padding:20px 4px;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.news-row:hover{background:#fff;text-decoration:none;}
.news-row .nr-body{flex:1 1 auto;min-width:0;}
.news-row h3{font-size:16px;font-weight:700;line-height:1.5;color:var(--green);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.news-row p{font-size:13px;color:var(--t3);margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.news-row .nr-time{font-size:12px;color:var(--t3);margin-top:6px;}
.news-row:hover h3{color:var(--orange);}
.news-row .nr-go{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--green);flex:0 0 auto;transition:all .18s ease;}
.news-row:hover .nr-go{transform:translateX(4px);border-color:var(--orange);color:var(--orange);}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);text-align:center;padding:36px 20px;
}
.empty-state svg{width:46px;height:46px;color:var(--green);opacity:.7;}
.empty-state p{color:var(--t2);font-size:15px;}

/* ---------- 社会认同 ---------- */
.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-bottom:52px;}
.logo-item{
  height:76px;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;
  display:grid;place-items:center;font-size:14px;font-weight:700;color:var(--t2);
  filter:grayscale(60%);opacity:.82;transition:all .18s ease;
}
.logo-item:hover{filter:grayscale(0);opacity:1;color:var(--green);box-shadow:var(--sh);}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh);}
.quote-card .mark{font-size:40px;line-height:1;color:var(--orange);font-weight:800;margin-bottom:8px;}
.quote-card p{font-size:15px;color:var(--t2);line-height:1.8;}
.quote-card .who{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--t3);}
.quote-card .who strong{display:block;color:var(--green);font-size:15px;font-weight:700;margin-bottom:2px;}
.stat-band{
  margin-top:56px;background:var(--dark);border-radius:16px;padding:40px 36px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 1px,transparent 1px 12px);
}
.stat-band .st strong{display:block;font-size:34px;font-weight:800;color:var(--lime);line-height:1.15;}
.stat-band .st span{font-size:13px;color:rgba(255,255,255,.68);display:block;margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:none;padding:22px 4px;display:flex;align-items:center;gap:18px;
  cursor:pointer;text-align:left;font-size:17px;font-weight:700;color:var(--green);transition:color .18s ease;
}
.faq-q:hover{color:var(--orange);}
.faq-q .plus{
  width:26px;height:26px;flex:0 0 auto;margin-left:auto;border-radius:50%;background:var(--green-l);
  display:grid;place-items:center;color:var(--green);font-size:16px;font-weight:700;transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-q .plus{transform:rotate(90deg);background:var(--orange);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 4px 24px;font-size:15px;color:var(--t2);line-height:1.85;background:var(--bg);border-radius:0 0 10px 10px;padding:18px 20px 22px;}
.faq-a-inner{margin-bottom:20px;}

/* ---------- CTA 表单 ---------- */
.cta-panel{
  background:var(--green);border-radius:18px;padding:52px 48px;color:rgba(255,255,255,.86);
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.045) 0 1px,transparent 1px 14px);
}
.cta-panel h2{color:#fff;font-size:30px;margin-bottom:16px;}
.cta-panel p{font-size:15px;line-height:1.9;color:rgba(255,255,255,.78);}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.85);align-items:flex-start;}
.cta-points li i{color:var(--lime);font-style:normal;font-weight:800;}
.lead-form{background:#fff;border-radius:var(--r-card);padding:28px 26px;box-shadow:0 20px 40px -24px rgba(0,0,0,.5);}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;font-weight:700;color:var(--t2);margin-bottom:7px;}
.form-control,.form-select{
  width:100%;height:48px;border-radius:10px;border:1px solid var(--line);background:#fff;
  padding:0 14px;font-size:15px;color:var(--t1);transition:all .18s ease;
}
textarea.form-control{height:auto;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control::placeholder{color:var(--t3);}
.form-control:focus,.form-select:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(228,87,30,.18);
}
.submit-btn{width:100%;margin-top:6px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:rgba(255,255,255,.5);}
.footer-brand .brand-mark{background:var(--orange);}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:18px;color:rgba(255,255,255,.6);max-width:320px;}
.site-footer h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:18px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-links a:hover{color:var(--lime);text-decoration:none;}
.footer-info li{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:11px;line-height:1.7;}
.footer-info strong{color:#fff;font-weight:600;}
.qr-box{
  width:112px;height:112px;border-radius:12px;background:rgba(255,255,255,.08);
  border:1px dashed rgba(255,255,255,.24);display:grid;place-items:center;
  font-size:12px;color:rgba(255,255,255,.55);text-align:center;line-height:1.5;padding:8px;
}
.copy-bar{padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5);}
.copy-bar a{color:rgba(255,255,255,.62);}
.copy-bar a:hover{color:var(--lime);text-decoration:none;}

/* ---------- 底部固定转化条 ---------- */
.float-bar{
  position:fixed;right:24px;bottom:24px;z-index:1020;background:#fff;border:1px solid var(--line);
  border-radius:999px;box-shadow:0 14px 34px -16px rgba(18,54,47,.4);
  display:flex;align-items:center;gap:16px;padding:10px 12px 10px 20px;
}
.float-bar .fb-text{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--green);font-weight:600;}
.float-bar .fb-text svg{width:18px;height:18px;color:var(--orange);}
.float-bar .fb-close{
  width:26px;height:26px;border-radius:50%;border:none;background:var(--green-l);color:var(--green);
  cursor:pointer;font-size:14px;line-height:1;display:grid;place-items:center;transition:all .18s ease;
}
.float-bar .fb-close:hover{background:var(--orange);color:#fff;}
.float-bar.hide{display:none;}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:104px;width:46px;height:46px;border-radius:50%;
  background:var(--green);color:#fff;display:grid;place-items:center;border:none;cursor:pointer;
  opacity:0;visibility:hidden;transition:all .22s ease;z-index:1015;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--orange);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .sec{padding:76px 0;}
  .hero h1{font-size:36px;}
  .hero-grid{gap:36px;}
  .logo-wall{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:991px){
  .nav-chips{display:none;}
  .burger{display:grid;}
  .hero{padding:40px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:32px;}
  .hero-media img{aspect-ratio:16/9;}
  .float-card{right:16px;bottom:16px;}
  .sec{padding:64px 0;}
  .sec-title h2{font-size:26px;}
  .merit{grid-template-columns:88px 1fr auto;gap:20px;padding:28px 4px;}
  .merit-num{font-size:42px;}
  .scene-grid{grid-template-columns:1fr;gap:32px;}
  .news-wrap{grid-template-columns:1fr;gap:32px;}
  .quote-grid{grid-template-columns:1fr 1fr;}
  .stat-band{grid-template-columns:1fr 1fr;padding:32px 26px;}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:40px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  .header-inner{height:60px;gap:12px;}
  .brand-mark{width:34px;height:34px;border-radius:10px;}
  .brand-text strong{font-size:15px;}
  .brand-text em{font-size:10px;letter-spacing:1px;}
  .header-actions .btn-main{display:none;}
  .header-actions{margin-left:auto;gap:8px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .hero-metrics{gap:26px;margin-top:32px;}
  .hero-metrics .m strong{font-size:28px;}
  .merit{grid-template-columns:64px 1fr;gap:16px;}
  .merit-num{font-size:34px;-webkit-text-stroke:1.6px var(--orange);}
  .merit-go{display:none;}
  .quote-grid{grid-template-columns:1fr;}
  .logo-wall{grid-template-columns:repeat(2,1fr);}
  .sec-head{margin-bottom:30px;}
  .sec-title h2{font-size:23px;}
  .news-row h3{white-space:normal;}
  .faq-q{font-size:16px;}
  .float-bar{
    left:12px;right:12px;bottom:12px;border-radius:14px;padding:10px 12px;
    justify-content:space-between;
  }
  .float-bar .fb-text span{display:none;}
  .to-top{right:14px;bottom:96px;width:42px;height:42px;}
  .cta-panel{padding:32px 20px;}
  .cta-panel h2{font-size:24px;}
  .lead-form{padding:22px 18px;}
}
@media (max-width:575px){
  .container,.container-fluid{padding:0 16px;}
  .sec{padding:48px 0;}
  .hero h1{font-size:26px;line-height:1.35;}
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%;}
  .hero-metrics{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
  .stat-band{grid-template-columns:1fr;gap:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .copy-bar{flex-direction:column;gap:8px;}
  .sec-title h2{font-size:21px;}
}

/* roulang page: article */
:root{
  --brand:#E4571E;
  --brand-dark:#B8400F;
  --brand-soft:#FDEDE4;
  --deep:#12362F;
  --deep-2:#0E1F1C;
  --mist:#E7EFEA;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --card:#FFFFFF;
  --text:#15191B;
  --muted:#5B6663;
  --weak:#8B9491;
  --line:#E7E1D8;
  --line-dark:rgba(255,255,255,.12);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow:0 1px 2px rgba(18,54,47,.06), 0 8px 24px -12px rgba(18,54,47,.16);
  --shadow-hover:0 12px 32px -12px rgba(18,54,47,.24);
  --sec-y:96px;

  --bs-primary:#E4571E;
  --bs-primary-rgb:228,87,30;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-color:#E7E1D8;
  --bs-border-radius:14px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#E4571E;
  --bs-link-hover-color:#B8400F;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-body-font-family:var(--bs-font-sans-serif);
}
*,*::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:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--brand-dark);text-decoration:underline;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--deep);font-weight:700;line-height:1.3;}
p{margin:0;}
ul,ol{padding-left:0;margin:0;list-style:none;}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 通用组件 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#fff;font-weight:700;font-size:15px;
  padding:14px 28px;border:0;border-radius:var(--r-btn);cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);
}
.btn-main:hover{background:var(--brand-dark);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);background:#A33709;}
.btn-main:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(228,87,30,.28);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--deep);font-weight:700;font-size:15px;
  padding:13px 26px;border:1.5px solid var(--deep);border-radius:var(--r-btn);cursor:pointer;
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:var(--deep);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-ghost:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(18,54,47,.2);}
.btn-light{background:var(--lime);color:var(--deep);clip-path:none;}
.btn-light:hover{background:#D6F76B;color:var(--deep);text-decoration:none;}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;line-height:1.5;
  border:1px solid var(--line);background:transparent;color:var(--muted);
}
.chip-cat{background:var(--brand-soft);border-color:transparent;color:var(--brand-dark);font-weight:700;}
.chip-deep{background:var(--deep);border-color:transparent;color:#fff;font-weight:700;}
.chip-lime{background:var(--lime);border-color:transparent;color:var(--deep);font-weight:700;}

.sec-line-title{
  display:flex;align-items:center;gap:12px;font-size:28px;font-weight:700;color:var(--deep);
}
.sec-line-title::before{
  content:"";width:4px;height:20px;border-radius:2px;background:var(--brand);display:block;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,246,240,.96);
  backdrop-filter:saturate(140%) blur(6px);
  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 18px -14px rgba(18,54,47,.35);}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--deep);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--deep);letter-spacing:.5px;}
.brand-text em{font-style:normal;font-size:11px;color:var(--weak);letter-spacing:2px;}
.nav-chips{
  display:flex;align-items:center;gap:8px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.nav-chips::-webkit-scrollbar{display:none;}
.nav-chip{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--text);border:1px solid var(--line);background:transparent;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.nav-chip:hover{background:var(--mist);color:var(--deep);text-decoration:none;}
.nav-chip.active{background:var(--deep);border-color:var(--deep);color:#fff;}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:24px;flex:0 0 auto;}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:transparent;color:var(--deep);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease;
}
.icon-btn:hover{background:var(--mist);border-color:var(--mist);}
.icon-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(228,87,30,.28);}
.icon-btn svg{width:20px;height:20px;}
.burger{display:none;}

.drawer{
  position:fixed;inset:0;z-index:1045;display:none;
}
.drawer.open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(14,31,28,.5);}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(320px,86vw);height:100%;
  background:var(--card);padding:24px 22px;box-shadow:-16px 0 40px -24px rgba(18,54,47,.5);
  display:flex;flex-direction:column;gap:10px;overflow-y:auto;
}
.drawer-panel h3{font-size:16px;margin-bottom:6px;}
.drawer-panel a{
  padding:12px 14px;border-radius:12px;border:1px solid var(--line);
  color:var(--text);font-weight:600;font-size:15px;
}
.drawer-panel a:hover{background:var(--mist);text-decoration:none;color:var(--deep);}
.drawer-close{
  align-self:flex-end;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:transparent;color:var(--deep);cursor:pointer;
}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:26px 0 0;}
.crumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--weak);}
.crumb-list li{display:flex;align-items:center;gap:8px;max-width:520px;}
.crumb-list li+li::before{content:"/";color:var(--line);}
.crumb-list a{color:var(--muted);}
.crumb-list a:hover{color:var(--brand);text-decoration:none;}
.crumb-list .current{color:var(--deep);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-head{
  padding:28px 0 44px;
  background:
    radial-gradient(circle at 12% 12%, rgba(200,240,74,.16), transparent 42%),
    linear-gradient(180deg,#FAF6F0 0%,#F3ECE2 100%);
  border-bottom:1px solid var(--line);
}
.head-grid{display:flex;align-items:flex-start;gap:40px;justify-content:space-between;}
.head-main{max-width:820px;}
.head-main h1{
  font-size:40px;font-weight:800;line-height:1.25;margin:16px 0 20px;letter-spacing:.2px;
}
.read-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:var(--muted);}
.read-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.read-meta svg{width:16px;height:16px;stroke:var(--weak);}
.share-group{display:flex;gap:10px;flex:0 0 auto;padding-top:6px;}
.share-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--deep);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.share-btn:hover{background:var(--deep);color:#fff;border-color:var(--deep);transform:translateY(-2px);}
.share-btn svg{width:18px;height:18px;}

/* ---------- 正文 ---------- */
.article-shell{padding:56px 0 8px;}
.article-layout{
  display:grid;grid-template-columns:150px minmax(0,800px) 150px;
  gap:24px;justify-content:center;align-items:start;
}
.toc-rail{position:sticky;top:104px;font-size:13px;color:var(--weak);border-left:1px solid var(--line);padding-left:16px;}
.toc-rail strong{display:block;color:var(--deep);font-size:13px;margin-bottom:10px;letter-spacing:1px;}
.toc-rail a{display:block;color:var(--muted);padding:5px 0;line-height:1.6;}
.toc-rail a:hover{color:var(--brand);text-decoration:none;}
.article-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:40px 44px;box-shadow:var(--shadow);
  font-size:17px;line-height:1.85;color:var(--text);
}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:24px;font-weight:700;color:var(--deep);
  margin:40px 0 14px;padding-left:14px;position:relative;line-height:1.4;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;font-weight:700;color:var(--deep);margin:30px 0 12px;}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:22px;line-height:1.85;}
.article-body ul li{list-style:none;position:relative;padding-left:18px;margin-bottom:8px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:13px;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:8px;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:20px 22px;background:#F4F8F5;border-left:3px solid var(--deep);
  border-radius:0 var(--r-img) var(--r-img) 0;color:var(--muted);font-size:16px;
}
.article-body img{border-radius:var(--r-img);margin:22px 0 8px;}
.article-body figure{margin:22px 0;}
.article-body figcaption,.article-body .caption{font-size:13px;color:var(--weak);text-align:center;margin-top:8px;}
.article-body table{width:100%;display:block;overflow-x:auto;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body thead th{background:var(--deep);color:#fff;font-weight:600;text-align:left;padding:12px 14px;white-space:nowrap;}
.article-body tbody td{padding:12px 14px;border-bottom:1px solid var(--line);color:var(--muted);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body a{color:var(--brand);text-decoration:none;border-bottom:1px dashed var(--brand);}
.article-body a:hover{border-bottom-style:solid;text-decoration:none;}
.article-body strong{color:var(--deep);font-weight:700;}

.empty-state{
  min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;color:var(--muted);padding:32px 0;
}
.empty-state svg{width:52px;height:52px;stroke:var(--deep);opacity:.7;}
.empty-state p{font-size:16px;margin:0;}

/* ---------- 标签 / 上下篇 ---------- */
.after-body{max-width:800px;margin:0 auto;}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:28px 0 32px;}
.tag-row .tag-label{font-size:14px;color:var(--weak);margin-right:4px;}
.tag-row a{
  display:inline-flex;padding:7px 16px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:13px;
}
.tag-row a:hover{background:var(--mist);color:var(--deep);text-decoration:none;border-color:var(--mist);}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.post-nav a{
  display:flex;flex-direction:column;gap:6px;padding:20px 22px;border-radius:var(--r-card);
  border:1px solid var(--line);background:#fff;color:var(--text);box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.post-nav a:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-soft);text-decoration:none;}
.post-nav .dir{font-size:13px;color:var(--brand);font-weight:700;}
.post-nav .t{font-size:16px;font-weight:700;color:var(--deep);line-height:1.5;}
.post-nav .next{align-items:flex-end;text-align:right;}

/* ---------- 相关推荐 ---------- */
.related-sec{padding:var(--sec-y) 0 0;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.related-head p{color:var(--muted);font-size:15px;margin-top:8px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.rel-card .thumb{aspect-ratio:16/10;overflow:hidden;border-radius:0;}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.rel-card .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;}
.rel-card h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card h3 a{color:var(--deep);}
.rel-card h3 a:hover{color:var(--brand);text-decoration:none;}
.rel-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--weak);}

/* ---------- 文末 CTA ---------- */
.end-cta{padding:var(--sec-y) 0 0;}
.cta-card{
  position:relative;overflow:hidden;background:var(--deep);color:#fff;
  border-radius:18px;padding:52px 56px;display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
  pointer-events:none;
}
.cta-card h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-card p{color:rgba(255,255,255,.78);font-size:16px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.6);color:#fff;}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--deep);}
.back-home-row{padding:36px 0 0;display:flex;justify-content:center;}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep-2);color:rgba(255,255,255,.78);padding:72px 0 28px;margin-top:var(--sec-y);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700;}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:rgba(255,255,255,.55);}
.site-footer .brand-mark{background:rgba(255,255,255,.08);}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);margin-top:16px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.78);font-size:14px;}
.footer-links a:hover{color:var(--lime);text-decoration:none;}
.footer-info li{font-size:14px;margin-bottom:10px;color:rgba(255,255,255,.7);}
.footer-info strong{color:rgba(255,255,255,.92);font-weight:600;}
.qr-box{
  width:118px;height:118px;border-radius:12px;border:1px dashed var(--line-dark);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;background:rgba(255,255,255,.04);
}
.copy-bar{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.5);
}
.copy-bar a{color:rgba(255,255,255,.68);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:1040;
  width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--deep);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease,background-color .18s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--deep);color:#fff;border-color:var(--deep);}
.to-top svg{width:20px;height:20px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,800px);}
  .toc-rail{display:none;}
}
@media (max-width:991.98px){
  :root{--sec-y:64px;}
  .nav-chips{gap:6px;}
  .header-actions .btn-main{display:none;}
  .burger{display:inline-flex;}
  .head-main h1{font-size:32px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-card{padding:40px 36px;flex-direction:column;align-items:flex-start;}
}
@media (max-width:767.98px){
  .header-inner{height:60px;gap:12px;}
  .article-body{padding:28px 22px;font-size:16px;}
  .article-head{padding:18px 0 34px;}
  .head-main h1{font-size:27px;margin:12px 0 16px;}
  .head-grid{gap:20px;flex-direction:column;}
  .share-group{padding-top:0;}
  .article-shell{padding:36px 0 0;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .post-nav{grid-template-columns:minmax(0,1fr);}
  .post-nav .next{align-items:flex-start;text-align:left;}
  .sec-line-title{font-size:23px;}
  .cta-card h2{font-size:24px;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-text em{letter-spacing:1px;}
  .crumb-list li{max-width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .copy-bar{flex-direction:column;}
  .cta-card{padding:32px 24px;}
  .to-top{right:16px;bottom:20px;}
}

/* roulang page: category1 */
:root{
  --brand:#E4571E;
  --brand-dark:#B8400F;
  --brand-soft:#FDEDE4;
  --ink:#12362F;
  --ink-soft:#E7EFEA;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --card:#FFFFFF;
  --dark:#0E1F1C;
  --text:#15191B;
  --text-2:#5B6663;
  --text-3:#8B9491;
  --line:#E7E1D8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh:0 1px 2px rgba(18,54,47,.06),0 8px 24px -12px rgba(18,54,47,.16);
  --sh-hover:0 12px 32px -12px rgba(18,54,47,.24);
  --sec:96px;
  --bs-primary:#E4571E;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-radius:10px;
  --bs-link-color:#E4571E;
  --bs-link-hover-color:#B8400F;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  padding-bottom:64px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(228,87,30,.28);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#fff;font-weight:700;font-size:16px;
  padding:14px 28px;border-radius:var(--r-btn);border:0;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);
  position:relative;
}
.btn-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);background:#9E3309;}
.btn-main.btn-sm{padding:10px 20px;font-size:15px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--ink);font-weight:700;font-size:16px;
  padding:12px 26px;border-radius:var(--r-btn);border:1.5px solid var(--ink);
  cursor:pointer;transition:all .18s ease;
}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost.on-dark:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--lime);color:var(--ink);font-weight:700;font-size:16px;
  padding:14px 28px;border-radius:var(--r-btn);border:0;cursor:pointer;
  transition:all .18s ease;
}
.btn-lime:hover{filter:brightness(1.06);transform:translateY(-1px);color:var(--ink);}
.icon-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .18s ease;
}
.icon-btn:hover{background:var(--ink-soft);border-color:var(--ink-soft);}
.icon-btn svg{width:20px;height:20px;}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(250,246,240,.94);
  backdrop-filter:saturate(1.2) blur(6px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px -16px rgba(18,54,47,.5);}
.header-inner{display:flex;align-items:center;height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;background:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.5px;}
.brand-text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:2px;}

.nav-chips{display:flex;align-items:center;gap:8px;margin-left:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;}
.nav-chips::-webkit-scrollbar{display:none;}
.nav-chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 16px;border-radius:999px;border:1px solid var(--line);
  color:var(--text-2);font-size:15px;font-weight:500;background:transparent;
  transition:all .18s ease;
}
.nav-chip:hover{background:var(--ink-soft);color:var(--ink);border-color:var(--ink-soft);}
.nav-chip.active{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:700;}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:24px;}
.burger{display:none;}

.mobile-drawer{
  display:none;position:fixed;inset:60px 0 auto 0;background:#fff;z-index:1029;
  border-bottom:1px solid var(--line);box-shadow:0 20px 40px -24px rgba(18,54,47,.4);
  padding:16px 20px 24px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 4px;border-bottom:1px solid var(--line);
  color:var(--text);font-size:16px;font-weight:500;
}
.mobile-drawer a:last-of-type{border-bottom:0;}
.mobile-drawer a.active{color:var(--brand);font-weight:700;}
.mobile-drawer .drawer-cta{margin-top:16px;}

/* ============ 面包屑 ============ */
.breadcrumb-bar{padding:20px 0 0;}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-3);flex-wrap:wrap;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--ink);font-weight:600;}

/* ============ Banner Hero ============ */
.banner-hero{
  position:relative;margin-top:20px;border-radius:18px;overflow:hidden;
  background-image:linear-gradient(120deg,rgba(14,31,28,.9),rgba(14,31,28,.55)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  padding:64px 56px 56px;color:#fff;min-height:360px;
  display:flex;flex-direction:column;justify-content:center;
}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.24);color:var(--lime);
  font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:20px;
}
.banner-hero h1{
  color:#fff;font-size:42px;font-weight:800;line-height:1.25;
  max-width:760px;margin-bottom:18px;
}
.banner-hero p.lead{
  color:rgba(255,255,255,.82);font-size:17px;line-height:1.8;
  max-width:700px;margin-bottom:30px;
}
.banner-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:36px;}
.banner-metrics{display:flex;gap:48px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.16);padding-top:26px;}
.metric-num{font-size:36px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.1;}
.metric-label{display:block;font-size:13px;color:rgba(255,255,255,.65);margin-top:6px;letter-spacing:.5px;}

/* ============ 分区标题 ============ */
.sec{padding:var(--sec) 0 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-head h2{font-size:30px;position:relative;padding-left:16px;font-weight:800;}
.sec-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);}
.sec-head .sub{font-size:15px;color:var(--text-2);max-width:640px;margin-top:10px;padding-left:16px;}
.link-more{font-size:15px;font-weight:700;display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{gap:10px;}

/* ============ 筛选布局 ============ */
.filter-layout{display:grid;grid-template-columns:220px 1fr;gap:32px;align-items:start;}
.filter-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 18px;box-shadow:var(--sh);position:sticky;top:96px;
}
.filter-side h3{font-size:15px;color:var(--text-3);font-weight:600;letter-spacing:1px;margin-bottom:16px;}
.filter-list{display:flex;flex-direction:column;gap:6px;}
.filter-chip{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:11px 16px;border-radius:999px;border:1px solid transparent;
  background:transparent;color:var(--text-2);font-size:15px;font-weight:500;
  cursor:pointer;text-align:left;transition:all .18s ease;width:100%;
}
.filter-chip:hover{background:var(--ink-soft);color:var(--ink);}
.filter-chip.active{background:var(--ink);color:#fff;font-weight:700;border-color:var(--ink);}
.filter-chip span.count{font-size:12px;color:inherit;opacity:.7;font-variant-numeric:tabular-nums;}
.filter-note{margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-3);line-height:1.7;}

/* ============ 赛事宽卡列表 ============ */
.event-list{display:flex;flex-direction:column;gap:20px;}
.event-card{
  display:grid;grid-template-columns:280px 1fr;gap:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh);transition:transform .2s ease,box-shadow .2s ease;
}
.event-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.event-card.hide{display:none;}
.event-thumb{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;background:var(--ink-soft);}
.event-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.event-card:hover .event-thumb img{transform:scale(1.04);}
.event-thumb .cat-chip{
  position:absolute;left:12px;top:12px;background:rgba(14,31,28,.86);color:#fff;
  font-size:12px;padding:4px 12px;border-radius:999px;font-weight:700;letter-spacing:.5px;
}
.event-body{display:flex;flex-direction:column;justify-content:space-between;gap:14px;min-width:0;}
.event-body h3{font-size:21px;font-weight:700;line-height:1.45;}
.event-body .desc{font-size:15px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.event-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:14px;color:var(--text-3);}
.event-meta span{display:inline-flex;align-items:center;gap:6px;}
.event-meta i{color:var(--brand);font-size:13px;}
.event-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding-top:14px;flex-wrap:wrap;}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;
  padding:4px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);
}
.status-badge.green{background:var(--ink-soft);color:var(--ink);}
.event-link{font-size:15px;font-weight:700;display:inline-flex;align-items:center;gap:6px;}
.event-link:hover{gap:10px;}

/* ============ 保障流程条 ============ */
.flow-band{background:var(--ink-soft);border-radius:18px;padding:48px 44px;}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:8px;}
.flow-item{position:relative;padding-top:20px;}
.flow-item::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;border-radius:3px;background:var(--ink);opacity:.18;}
.flow-item .fnum{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:50%;background:var(--ink);color:var(--lime);font-weight:800;font-size:16px;
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:18px;margin-bottom:8px;}
.flow-item p{font-size:14.5px;color:var(--text-2);line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-item{border-top:1px solid var(--line);}
.faq-item:last-child{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;cursor:pointer;
  padding:22px 44px 22px 0;position:relative;
  font-size:18px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-q .sign{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;color:var(--brand);transition:transform .25s ease;
  display:inline-flex;align-items:center;justify-content:center;font-size:20px;font-weight:400;
}
.faq-item.open .faq-q .sign{transform:translateY(-50%) rotate(90deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;
  background:var(--bg);border-radius:10px;
}
.faq-item.open .faq-a{max-height:420px;padding:18px 22px;margin-bottom:6px;}
.faq-a p{font-size:15.5px;color:var(--text-2);line-height:1.85;}

/* ============ CTA ============ */
.cta-block{
  background:var(--ink);color:#fff;border-radius:18px;padding:56px 48px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.18),transparent 68%);
}
.cta-block h2{color:#fff;font-size:30px;margin-bottom:14px;font-weight:800;}
.cta-block p{color:rgba(255,255,255,.76);font-size:16px;line-height:1.85;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;justify-self:end;width:100%;max-width:280px;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);margin-top:var(--sec);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1fr;gap:40px;padding-bottom:48px;}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:rgba(255,255,255,.5);}
.site-footer .brand-mark{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);margin-top:18px;max-width:340px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14.5px;transition:color .18s ease;}
.footer-links a:hover{color:var(--lime);}
.footer-info li{font-size:14.5px;margin-bottom:11px;line-height:1.7;color:rgba(255,255,255,.68);}
.footer-info strong{color:rgba(255,255,255,.88);font-weight:600;}
.qr-box{
  width:120px;height:120px;border-radius:12px;border:1px dashed rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:13px;color:rgba(255,255,255,.55);line-height:1.6;
}
.copy-bar{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.5);
}
.copy-bar a{color:rgba(255,255,255,.62);}
.copy-bar a:hover{color:var(--lime);}

/* ============ 固定转化条 ============ */
.fix-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:10px 12px 10px 22px;box-shadow:0 16px 40px -18px rgba(18,54,47,.45);
  transition:opacity .25s ease,transform .25s ease;
}
.fix-bar.hide{opacity:0;transform:translateY(16px);pointer-events:none;}
.fix-bar .fb-text{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text-2);font-weight:500;}
.fix-bar .fb-text i{color:var(--brand);}
.fix-bar .fb-close{
  width:26px;height:26px;border-radius:50%;border:0;background:var(--bg);color:var(--text-3);
  cursor:pointer;font-size:14px;line-height:1;display:inline-flex;align-items:center;justify-content:center;
}
.fix-bar .fb-close:hover{background:var(--ink-soft);color:var(--ink);}

.to-top{
  position:fixed;right:24px;bottom:100px;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#fff;border:0;cursor:pointer;z-index:1039;
  display:inline-flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--brand);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sec:80px;}
  .filter-layout{grid-template-columns:200px 1fr;gap:24px;}
}
@media (max-width:991px){
  :root{--sec:64px;}
  .header-inner{height:64px;gap:16px;}
  .brand-text em{display:none;}
  .header-actions .btn-main{display:none;}
  .burger{display:inline-flex;}
  .nav-chips{order:3;flex:1 1 100%;margin-left:0;}
  .header-inner{flex-wrap:wrap;height:auto;padding:10px 0 12px;}
  .banner-hero{padding:48px 32px 40px;min-height:auto;}
  .banner-hero h1{font-size:32px;}
  .banner-metrics{gap:32px;}
  .metric-num{font-size:30px;}
  .filter-layout{grid-template-columns:1fr;}
  .filter-side{position:static;padding:16px;}
  .filter-side h3{margin-bottom:12px;}
  .filter-list{flex-direction:row;overflow-x:auto;scrollbar-width:none;gap:8px;}
  .filter-list::-webkit-scrollbar{display:none;}
  .filter-chip{width:auto;white-space:nowrap;border:1px solid var(--line);}
  .filter-note{display:none;}
  .event-card{grid-template-columns:220px 1fr;}
  .flow-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .flow-band{padding:36px 28px;}
  .cta-block{grid-template-columns:1fr;padding:40px 30px;}
  .cta-actions{justify-self:start;max-width:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-head h2{font-size:26px;}
}
@media (max-width:575px){
  :root{--sec:48px;}
  .container{padding:0 16px;}
  .banner-hero{padding:36px 20px 32px;border-radius:14px;}
  .banner-hero h1{font-size:26px;}
  .banner-hero p.lead{font-size:15.5px;}
  .banner-metrics{gap:22px;}
  .metric-num{font-size:26px;}
  .event-card{grid-template-columns:1fr;padding:16px;gap:16px;}
  .event-body h3{font-size:19px;}
  .flow-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:48px;}
  .fix-bar{
    right:0;left:0;bottom:0;border-radius:0;justify-content:space-between;
    padding:10px 14px;gap:10px;
  }
  .fix-bar .fb-text{font-size:13.5px;}
  .to-top{bottom:86px;right:16px;}
  .faq-q{font-size:16.5px;padding:18px 40px 18px 0;}
  .cta-block h2{font-size:24px;}
  .sec-head h2{font-size:23px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#E4571E;
  --c-primary-d:#B8400F;
  --c-primary-l:#FDEDE4;
  --c-green:#12362F;
  --c-green-l:#E7EFEA;
  --c-lime:#C8F04A;
  --c-bg:#FAF6F0;
  --c-card:#FFFFFF;
  --c-dark:#0E1F1C;
  --c-text:#15191B;
  --c-text-2:#5B6663;
  --c-text-3:#8B9491;
  --c-border:#E7E1D8;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-card:0 1px 2px rgba(18,54,47,.06), 0 8px 24px -12px rgba(18,54,47,.16);
  --sh-card-hover:0 12px 32px -12px rgba(18,54,47,.24);
  --bs-primary:#E4571E;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  padding-bottom:0;
  overflow-x:hidden;
}
body.has-fixed-bar{padding-bottom:84px;}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--c-primary-d);text-decoration:underline;}
h1,h2,h3,h4{margin:0;color:var(--c-green);font-weight:700;line-height:1.3;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(228,87,30,.28);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1200px){ .container{max-width:1200px;} }

.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.bg-soft{background:var(--c-green-l);}
.bg-plain{background:var(--c-bg);}
.bg-dark{background:var(--c-dark);color:#fff;}

.sec-head{margin-bottom:36px;}
.sec-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
.sec-head .kicker::before{content:"";width:4px;height:20px;background:var(--c-primary);border-radius:2px;display:block;}
.sec-head h2{font-size:30px;font-weight:700;}
.sec-head p{margin-top:12px;color:var(--c-text-2);max-width:760px;font-size:16px;}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,246,240,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--c-border);
  box-shadow:0 6px 20px -14px rgba(18,54,47,.35);
  background:rgba(250,246,240,.99);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-green);border-radius:10px;flex:0 0 auto;}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--c-green);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-text-3);letter-spacing:.12em;}

.nav-chips{
  display:flex;align-items:center;gap:8px;
  margin-left:8px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
  flex:1 1 auto;
}
.nav-chips::-webkit-scrollbar{display:none;}
.nav-chip{
  display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 16px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--c-green);
  border:1px solid var(--c-border);background:transparent;
  transition:all .18s ease;
}
.nav-chip:hover{background:var(--c-green-l);text-decoration:none;color:var(--c-green);}
.nav-chip.active{background:var(--c-green);color:#fff;border-color:var(--c-green);}

.header-actions{display:flex;align-items:center;gap:12px;margin-left:24px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--c-border);
  background:#fff;color:var(--c-green);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .18s ease;
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{background:var(--c-green-l);border-color:var(--c-green-l);}
.burger{display:none;}

/* ============ BUTTONS ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-primary);color:#fff;font-weight:700;font-size:15px;
  padding:14px 28px;border-radius:var(--r-btn);border:none;cursor:pointer;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);
  transition:all .18s ease;
}
.btn-main:hover{background:var(--c-primary-d);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-main:active{transform:translateY(0);background:var(--c-primary-d);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--c-green);font-weight:700;font-size:15px;
  padding:13px 26px;border-radius:var(--r-btn);border:1.5px solid var(--c-green);cursor:pointer;
  transition:all .18s ease;
}
.btn-ghost:hover{background:var(--c-green);color:#fff;text-decoration:none;}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--c-lime);color:var(--c-green);font-weight:700;font-size:15px;
  padding:14px 28px;border-radius:var(--r-btn);border:none;cursor:pointer;transition:all .18s ease;
}
.btn-lime:hover{background:#d3f56a;color:var(--c-green);text-decoration:none;transform:translateY(-1px);}
.btn-block{width:100%;}

/* ============ CHIP ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--c-green-l);color:var(--c-green);border:1px solid transparent;
}
.chip-outline{background:transparent;border-color:var(--c-border);color:var(--c-text-2);}
.chip-orange{background:var(--c-primary-l);color:var(--c-primary-d);}

/* ============ BREADCRUMB ============ */
.breadcrumb-bar{background:var(--c-green-l);border-bottom:1px solid var(--c-border);}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:14px;color:var(--c-text-2);}
.breadcrumb-list li{display:flex;align-items:center;gap:8px;}
.breadcrumb-list li+li::before{content:"/";color:var(--c-text-3);}
.breadcrumb-list a{color:var(--c-text-2);}
.breadcrumb-list a:hover{color:var(--c-primary);}
.breadcrumb-list .current{color:var(--c-green);font-weight:600;}

/* ============ HERO (图文并排) ============ */
.hero-split{padding:72px 0 80px;background:var(--c-green-l);border-bottom:1px solid var(--c-border);}
.hero-split-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero-copy h1{font-size:40px;font-weight:800;line-height:1.25;letter-spacing:-.01em;}
.hero-copy h1 span{color:var(--c-primary);}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-text-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-media{position:relative;}
.hero-media .frame{
  border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-border);
  background:#fff;box-shadow:var(--sh-card);
}
.hero-media .frame img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.hero-float{
  position:absolute;left:-16px;bottom:-20px;
  background:#fff;border:1px dashed var(--c-primary);
  border-radius:12px;padding:14px 18px;box-shadow:var(--sh-card);
  min-width:196px;
}
.hero-float strong{display:block;font-size:24px;font-weight:800;color:var(--c-green);font-variant-numeric:tabular-nums;}
.hero-float span{font-size:13px;color:var(--c-text-2);}

/* ============ 瀑布卡片 ============ */
.waterfall{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.wf-card{
  background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);transition:all .2s ease;display:flex;flex-direction:column;
}
.wf-card:hover{box-shadow:var(--sh-card-hover);transform:translateY(-2px);}
.wf-card .thumb{position:relative;overflow:hidden;}
.wf-card .thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
.wf-card:hover .thumb img{transform:scale(1.04);}
.wf-card .thumb .chip{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);color:var(--c-green);}
.wf-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.wf-card h3{font-size:20px;line-height:1.45;}
.wf-card p{font-size:15px;line-height:1.7;color:var(--c-text-2);margin:0;}
.wf-card .meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-text-3);}
.wf-card .meta .arrow{color:var(--c-primary);font-weight:700;transition:transform .18s ease;}
.wf-card:hover .meta .arrow{transform:translateX(4px);}
.wf-card.wide{grid-column:1 / -1;flex-direction:row;}
.wf-card.wide .thumb{flex:0 0 52%;}
.wf-card.wide .thumb img{height:100%;aspect-ratio:16/10;}
.wf-card.wide .body{padding:32px 34px;justify-content:center;}

/* ============ 配套清单 ============ */
.fit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.fit-panel{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:28px 30px;box-shadow:var(--sh-card);
}
.fit-panel h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.fit-panel h3::before{content:"";width:4px;height:18px;background:var(--c-primary);border-radius:2px;}
.fit-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--c-border);
  font-size:15px;line-height:1.7;color:var(--c-text-2);
}
.fit-list li:last-child{border-bottom:none;}
.fit-list li b{color:var(--c-green);font-weight:700;flex:0 0 auto;}

/* ============ 数据条 ============ */
.stat-band{
  background:var(--c-green);border-radius:var(--r-card);padding:36px 40px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;color:#fff;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:14px 14px;
}
.stat-item{text-align:left;}
.stat-item strong{display:block;font-size:36px;font-weight:800;line-height:1.2;color:var(--c-lime);font-variant-numeric:tabular-nums;}
.stat-item span{font-size:14px;color:rgba(255,255,255,.75);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{border-top:1px solid var(--c-border);}
.faq-item:last-child{border-bottom:1px solid var(--c-border);}
.faq-q{
  width:100%;background:none;border:none;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:17px;font-weight:700;color:var(--c-green);line-height:1.6;
  transition:color .18s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-q .sign{flex:0 0 auto;width:24px;height:24px;position:relative;transition:transform .25s ease;}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
}
.faq-q .sign::before{left:0;top:11px;width:24px;height:2px;}
.faq-q .sign::after{left:11px;top:0;width:2px;height:24px;transition:opacity .2s ease;}
.faq-item.open .faq-q .sign{transform:rotate(90deg);}
.faq-item.open .faq-q .sign::after{opacity:0;}
.faq-a{display:none;padding:0 4px 24px;background:transparent;}
.faq-item.open .faq-a{display:block;}
.faq-a p{font-size:15.5px;line-height:1.85;color:var(--c-text-2);margin:0;}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-dark);color:#fff;border-radius:18px;
  padding:52px 48px;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;
  background-image:linear-gradient(135deg,rgba(200,240,74,.06) 0%,transparent 55%);
}
.cta-band h2{color:#fff;font-size:28px;}
.cta-band p{color:rgba(255,255,255,.76);margin-top:14px;font-size:15.5px;}
.cta-band .btn-main{margin-top:26px;}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-card);}
.form-card h3{font-size:18px;margin-bottom:16px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-text-2);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-border);border-radius:var(--r-btn);
  padding:12px 14px;font-size:15px;color:var(--c-text);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;font-family:inherit;
}
.field textarea{min-height:84px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(228,87,30,.18);
}

/* ============ FOOTER ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.site-footer .brand-mark{background:rgba(255,255,255,.08);}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:rgba(255,255,255,.55);}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.65);margin-top:18px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:14.5px;}
.footer-links a:hover{color:var(--c-lime);}
.footer-info li{font-size:14.5px;margin-bottom:10px;color:rgba(255,255,255,.7);line-height:1.7;}
.footer-info strong{color:#fff;font-weight:600;}
.qr-box{
  width:120px;height:120px;border-radius:12px;border:1px dashed rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:13px;color:rgba(255,255,255,.6);line-height:1.7;background:rgba(255,255,255,.04);
}
.copy-bar{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.copy-bar a{color:rgba(255,255,255,.7);}

/* ============ 底部转化条 ============ */
.fixed-cta{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--c-border);border-radius:999px;
  padding:10px 12px 10px 22px;box-shadow:0 12px 32px -12px rgba(18,54,47,.32);
  max-width:calc(100vw - 48px);
}
.fixed-cta .info{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-text-2);white-space:nowrap;}
.fixed-cta .info svg{width:18px;height:18px;color:var(--c-primary);flex:0 0 auto;}
.fixed-cta .close-btn{
  width:26px;height:26px;border-radius:50%;border:none;background:var(--c-green-l);
  color:var(--c-green);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;line-height:1;flex:0 0 auto;
}
.fixed-cta.hidden{display:none;}

/* ============ RESPONSIVE ============ */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .hero-split{padding:56px 0 64px;}
  .hero-copy h1{font-size:34px;}
}
@media (max-width:991px){
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap;gap:12px;}
  .nav-chips{order:3;flex:1 0 100%;margin-left:0;padding-bottom:4px;}
  .header-actions{margin-left:auto;}
  .hero-split-inner{grid-template-columns:1fr;gap:36px;}
  .hero-media{order:-1;}
  .hero-float{left:14px;bottom:-16px;}
  .stat-band{grid-template-columns:repeat(2,1fr);padding:30px 28px;}
  .cta-band{grid-template-columns:1fr;gap:32px;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .wf-card.wide{flex-direction:column;}
  .wf-card.wide .thumb{flex:none;}
  .wf-card.wide .thumb img{aspect-ratio:4/3;}
}
@media (max-width:767px){
  .section{padding:64px 0;}
  .sec-head h2{font-size:24px;}
  .hero-copy h1{font-size:29px;}
  .waterfall{grid-template-columns:1fr;gap:22px;}
  .fit-grid{grid-template-columns:1fr;}
  .wf-card .body{padding:20px;}
  .stat-item strong{font-size:30px;}
}
@media (max-width:575px){
  body{font-size:15.5px;}
  body.has-fixed-bar{padding-bottom:96px;}
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .hero-split{padding:40px 0 52px;}
  .hero-copy h1{font-size:26px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .stat-band{grid-template-columns:1fr 1fr;padding:24px 20px;gap:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 22px;border-radius:14px;}
  .form-card{padding:20px;}
  .fixed-cta{
    right:0;left:0;bottom:0;border-radius:0;max-width:none;
    padding:10px 14px;gap:12px;justify-content:space-between;
  }
  .fixed-cta .info{font-size:13px;white-space:normal;}
  .copy-bar{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --brand:#E4571E;
  --brand-dark:#B8400F;
  --brand-soft:#FDEDE4;
  --ink:#12362F;
  --ink-soft:#E7EFEA;
  --accent:#C8F04A;
  --bg:#FAF6F0;
  --card:#FFFFFF;
  --dark:#0E1F1C;
  --text:#15191B;
  --muted:#5B6663;
  --faint:#8B9491;
  --line:#E7E1D8;
  --line-dark:rgba(255,255,255,.12);
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(18,54,47,.06),0 8px 24px -12px rgba(18,54,47,.16);
  --sh-2:0 12px 32px -12px rgba(18,54,47,.24);
  --sec:clamp(48px,7vw,96px);
  --bs-primary:#E4571E;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-color:#E7E1D8;
  --bs-border-radius:14px;
  --bs-link-color:#E4571E;
  --bs-link-hover-color:#B8400F;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-bottom:104px;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:var(--brand-dark);text-decoration:underline}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:800;line-height:1.3}
h1{font-size:clamp(26px,4.2vw,42px);line-height:1.25}
h2{font-size:clamp(24px,3.2vw,31px);font-weight:700}
h3{font-size:20px;font-weight:700}
p{margin:0 0 18px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(228,87,30,.28);outline-offset:2px;border-radius:6px}
.container{max-width:1200px!important;width:100%;margin:0 auto;padding-left:20px;padding-right:20px}
.section{padding:var(--sec) 0}
.section-alt{background:var(--ink-soft)}
.section-plain{padding-top:0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-title{position:relative;padding-left:16px;font-size:clamp(23px,3vw,30px);font-weight:800;color:var(--ink);letter-spacing:.2px}
.sec-title::before{content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;background:var(--brand);border-radius:2px}
.sec-sub{font-size:16px;color:var(--muted);margin:10px 0 0;max-width:720px}
.sec-link{font-size:15px;font-weight:700;color:var(--brand);white-space:nowrap}
.sec-link:hover{text-decoration:none;color:var(--brand-dark)}

/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:120;background:#FFFDFA;border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px -14px rgba(18,54,47,.35)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--ink);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.4px}
.brand-text em{font-style:normal;font-size:12px;color:var(--faint);letter-spacing:1.6px}
.nav-chips{display:flex;align-items:center;gap:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:4px 2px}
.nav-chips::-webkit-scrollbar{display:none}
.nav-chip{flex:0 0 auto;display:inline-block;padding:8px 16px;border-radius:999px;border:1px solid var(--line);color:var(--muted);font-size:15px;font-weight:500;white-space:nowrap;background:transparent}
.nav-chip:hover{background:var(--ink-soft);color:var(--ink);border-color:var(--ink-soft);text-decoration:none}
.nav-chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.nav-chip.active:hover{color:#fff}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:12px}
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:#fff;border:1px solid var(--brand);border-radius:var(--r-btn);font-weight:700;font-size:16px;padding:14px 28px;transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;text-align:center;cursor:pointer}
.btn-main:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-main:active{transform:translateY(0);background:#9E3410}
.btn-main.btn-sm{padding:10px 20px;font-size:15px}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;color:var(--ink);border:1.5px solid var(--ink);border-radius:var(--r-btn);font-weight:700;font-size:16px;padding:13px 26px;transition:background-color .18s ease,color .18s ease,transform .18s ease;cursor:pointer}
.btn-ghost:hover{background:var(--ink);color:#fff;text-decoration:none;transform:translateY(-1px)}
.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:var(--ink);border:1px solid var(--accent);border-radius:var(--r-btn);font-weight:800;font-size:16px;padding:14px 28px;transition:filter .18s ease,transform .18s ease;cursor:pointer}
.btn-accent:hover{filter:brightness(1.06);color:var(--ink);text-decoration:none;transform:translateY(-1px)}
.icon-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease;padding:0}
.icon-btn svg{width:19px;height:19px}
.icon-btn:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.burger{display:none}

/* ============ 内页横幅 ============ */
.page-hero{background:var(--ink-soft);padding:32px 0 64px;border-bottom:1px solid rgba(18,54,47,.08)}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#B9C4BF}
.crumb-cur{color:var(--ink);font-weight:600}
.page-hero h1{margin:22px 0 16px;max-width:860px;color:var(--ink)}
.lede{font-size:17px;line-height:1.85;color:var(--muted);max-width:760px;margin:0}
.hero-meta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-meta li{background:#fff;border:1px dashed rgba(18,54,47,.28);border-radius:12px;padding:12px 22px;display:flex;align-items:baseline;gap:8px}
.hero-meta strong{font-size:26px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.hero-meta span{font-size:14px;color:var(--muted)}

/* ============ 四步时间轴 ============ */
.steps{position:relative;margin-top:8px}
.step{display:grid;grid-template-columns:64px 1fr;gap:24px;padding-bottom:40px;position:relative}
.step:last-child{padding-bottom:0}
.step-marker{position:relative;display:flex;justify-content:center}
.step-num{width:56px;height:56px;border-radius:50%;background:#fff;border:1.5px solid var(--brand);color:var(--brand);font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;position:relative;z-index:1}
.step:not(:last-child) .step-marker::after{content:"";position:absolute;left:50%;top:58px;bottom:-38px;width:2px;background:var(--line);transform:translateX(-50%)}
.step-main{display:grid;grid-template-columns:1fr 268px;gap:32px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 28px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease}
.step-main:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.step-main h3{margin-bottom:10px}
.step-main p{margin:0;font-size:15px;line-height:1.8;color:var(--muted)}
.step-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img)}
.step-tag{display:inline-block;margin-bottom:12px;padding:3px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;font-weight:700}

/* ============ 开班排期 ============ */
.sched{border-top:1px solid rgba(18,54,47,.16)}
.sched-row{display:grid;grid-template-columns:210px 1fr 110px;gap:24px;align-items:center;padding:22px 4px;border-bottom:1px solid rgba(18,54,47,.16);transition:background-color .18s ease}
.sched-row:hover{background:#fff}
.sched-time{font-size:14px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:.2px}
.sched-main h3{font-size:17px;margin-bottom:4px}
.sched-main p{margin:0;font-size:14px;color:var(--muted);line-height:1.7}
.sched-tag{justify-self:end;font-size:13px;font-weight:700;color:var(--brand-dark);background:var(--brand-soft);border-radius:999px;padding:5px 14px;white-space:nowrap}
.sched-tag.full{background:#E7EFEA;color:var(--ink)}

/* ============ 两栏清单 ============ */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.col-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1)}
.col-card h3{padding-bottom:14px;margin-bottom:18px;border-bottom:1px solid var(--line)}
.check-list li{position:relative;padding-left:28px;margin-bottom:14px;font-size:15px;line-height:1.75;color:var(--muted)}
.check-list li:last-child{margin-bottom:0}
.check-list li strong{color:var(--ink);font-weight:700}
.check-list li::before{content:"";position:absolute;left:2px;top:9px;width:11px;height:6px;border-left:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(-45deg)}

/* ============ FAQ ============ */
.faq-list{max-width:900px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 4px;background:transparent;border:0;text-align:left;font-size:17px;font-weight:700;color:var(--ink);cursor:pointer;transition:color .18s ease}
.faq-q:hover{color:var(--brand)}
.faq-ic{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.faq-ic::before{left:0;top:7px;width:16px;height:2px}
.faq-ic::after{left:7px;top:0;width:2px;height:16px}
.faq-item.open .faq-ic::after{transform:rotate(90deg);opacity:0}
.faq-a{display:none;padding:0 4px 24px}
.faq-item.open .faq-a{display:block}
.faq-a p{margin:0;font-size:15px;line-height:1.85;color:var(--muted);max-width:820px}

/* ============ 底部 CTA ============ */
.cta-panel{background:var(--ink);border-radius:18px;padding:48px;display:grid;grid-template-columns:1.35fr 1fr;gap:36px;align-items:center;position:relative;overflow:hidden}
.cta-panel::after{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 10px);pointer-events:none}
.cta-panel > *{position:relative;z-index:1}
.cta-panel h2{color:#fff;margin-bottom:14px}
.cta-panel p{color:rgba(255,255,255,.76);font-size:15px;line-height:1.85;margin:0}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn-accent,.cta-actions .btn-ghost{width:100%}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;padding-bottom:48px}
.site-footer h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px}
.site-footer .brand-text strong{color:#fff}
.site-footer .brand-text em{color:rgba(255,255,255,.5)}
.site-footer .brand-mark{background:rgba(255,255,255,.08);border:1px solid var(--line-dark)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:20px 0 0;max-width:340px}
.footer-links li,.footer-info li{font-size:14px;line-height:1.7;margin-bottom:12px;color:rgba(255,255,255,.66)}
.footer-links a{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--accent);text-decoration:none}
.footer-info strong{color:rgba(255,255,255,.9);font-weight:600}
.qr-box{width:112px;height:112px;border:1px dashed var(--line-dark);border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;font-size:13px;color:rgba(255,255,255,.55);line-height:1.6}
.copy-bar{border-top:1px solid var(--line-dark);padding:22px 0 28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}
.copy-bar a{color:rgba(255,255,255,.62)}

/* ============ 底部固定转化条 ============ */
.fixbar{position:fixed;right:24px;bottom:24px;z-index:80;display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:999px;box-shadow:var(--sh-2);padding:10px 12px 10px 18px;max-width:min(600px,calc(100vw - 32px))}
.fixbar-ic{width:36px;height:36px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.fixbar-ic svg{width:18px;height:18px}
.fixbar-text{font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-variant-numeric:tabular-nums}
.fixbar-close{width:26px;height:26px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--faint);line-height:1;font-size:15px;cursor:pointer;flex:0 0 auto;padding:0}
.fixbar-close:hover{color:var(--brand);border-color:var(--brand)}
.fixbar.hide{display:none}

/* ============ 移动端抽屉 ============ */
.mobile-drawer{position:fixed;inset:0;z-index:150;background:rgba(14,31,28,.5);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease}
.mobile-drawer.open{opacity:1;visibility:visible}
.drawer-panel{position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:#FFFDFA;padding:24px 20px;overflow-y:auto;box-shadow:-14px 0 40px -20px rgba(14,31,28,.5)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-head strong{font-size:16px;color:var(--ink)}
.drawer-nav a{display:block;padding:14px 4px;border-bottom:1px solid var(--line);color:var(--ink);font-size:15px;font-weight:600}
.drawer-nav a.active{color:var(--brand)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .cta-panel{padding:40px}
}
@media (max-width:991px){
  .header-inner{gap:16px}
  .burger{display:inline-flex}
  .nav-chips{order:3;flex:1 1 100%;padding-bottom:10px}
  .header-inner{height:auto;padding:12px 0;flex-wrap:wrap}
  .brand{order:1}
  .header-actions{order:2}
  .step-main{grid-template-columns:1fr 220px;gap:22px}
  .sched-row{grid-template-columns:170px 1fr;gap:14px}
  .sched-tag{grid-column:2;justify-self:start;margin-top:10px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-panel{grid-template-columns:1fr}
}
@media (max-width:767px){
  body{padding-bottom:132px}
  .header-actions .btn-main{display:none}
  .page-hero{padding:24px 0 48px}
  .hero-meta{gap:10px}
  .hero-meta li{padding:10px 16px}
  .steps{margin-top:0}
  .step{grid-template-columns:1fr;gap:14px;padding-bottom:28px}
  .step-marker{justify-content:flex-start}
  .step:not(:last-child) .step-marker::after{display:none}
  .step-main{grid-template-columns:1fr;gap:18px;padding:22px 20px}
  .step-thumb{order:-1}
  .two-col{grid-template-columns:1fr}
  .faq-q{font-size:16px;padding:18px 2px}
  .cta-panel{padding:32px 22px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .fixbar{left:0;right:0;bottom:0;border-radius:0;max-width:none;padding:10px 12px}
  .fixbar-text{flex:1 1 auto;font-size:13px}
  .copy-bar{padding:18px 0 22px}
}
@media (max-width:520px){
  .sec-head{margin-bottom:26px}
  .sched-row{grid-template-columns:1fr;padding:18px 2px}
  .sched-tag{grid-column:1;margin-top:8px}
  .fixbar-text{font-size:12.5px}
}

/* roulang page: category4 */
:root{
  --brand:#E4571E;
  --brand-dark:#B8400F;
  --brand-soft:#FDEDE4;
  --green:#12362F;
  --green-soft:#E7EFEA;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --card:#FFFFFF;
  --dark:#0E1F1C;
  --text:#15191B;
  --text-2:#5B6663;
  --text-3:#8B9491;
  --border:#E7E1D8;
  --line-dark:rgba(255,255,255,.12);
  --radius:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow:0 1px 2px rgba(18,54,47,.06), 0 8px 24px -12px rgba(18,54,47,.16);
  --shadow-hover:0 12px 32px -12px rgba(18,54,47,.24);
  --sec:96px;

  --bs-primary:#E4571E;
  --bs-primary-rgb:228,87,30;
  --bs-body-bg:#FAF6F0;
  --bs-body-color:#15191B;
  --bs-border-radius:14px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#E4571E;
  --bs-link-hover-color:#B8400F;
  --bs-font-sans-serif:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  padding-bottom:0;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,opacity .18s ease;}
a:hover{color:var(--brand-dark);text-decoration:underline;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:800;line-height:1.3;}
h2{font-size:30px;font-weight:700;}
h3{font-size:21px;font-weight:700;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(228,87,30,.32);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:72px 0;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#fff;font-weight:700;font-size:16px;
  padding:14px 28px;border:0;border-radius:var(--radius-btn);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%);
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
  text-decoration:none;line-height:1.2;
}
.btn-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);text-decoration:none;}
.btn-main:active{transform:none;background:#A03709;}
.btn-sm{padding:10px 18px;font-size:15px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--green);font-weight:700;font-size:16px;
  padding:13px 26px;border:1.5px solid var(--green);border-radius:var(--radius-btn);
  transition:background-color .18s ease,color .18s ease,transform .18s ease;
  text-decoration:none;line-height:1.2;
}
.btn-ghost:hover{background:var(--green);color:#fff;text-decoration:none;transform:translateY(-1px);}
.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--lime);color:var(--green);font-weight:800;font-size:16px;
  padding:14px 28px;border:0;border-radius:var(--radius-btn);
  transition:filter .18s ease,transform .18s ease;text-decoration:none;line-height:1.2;
}
.btn-lime:hover{filter:brightness(1.06);color:var(--green);transform:translateY(-1px);text-decoration:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--brand);}
.link-arrow svg{width:16px;height:16px;transition:transform .18s ease;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(250,246,240,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid transparent;transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--border);box-shadow:0 6px 20px -14px rgba(18,54,47,.4);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;text-decoration:none;}
.brand:hover{text-decoration:none;}
.brand-mark{width:36px;height:36px;display:grid;place-items:center;background:var(--green);border-radius:11px;flex:none;}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-text strong{font-size:17px;font-weight:800;color:var(--green);letter-spacing:.2px;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--text-3);letter-spacing:2px;}
.nav-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto;padding:4px 0;}
.nav-chips::-webkit-scrollbar{display:none;}
.nav-chip{
  flex:none;padding:8px 15px;border-radius:999px;font-size:15px;font-weight:600;
  color:var(--text);border:1px solid var(--border);background:transparent;white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.nav-chip:hover{background:var(--green-soft);color:var(--green);text-decoration:none;border-color:var(--green-soft);}
.nav-chip.active{background:var(--green);color:#fff;border-color:var(--green);}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:24px;}
.icon-btn{
  width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--border);
  background:#fff;border-radius:12px;color:var(--green);transition:background-color .18s ease,color .18s ease;
}
.icon-btn svg{width:19px;height:19px;}
.icon-btn:hover{background:var(--green-soft);}
.burger{display:none;}
.mobile-drawer{
  display:none;border-top:1px solid var(--border);background:#fff;padding:12px 0 18px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .container{display:flex;flex-direction:column;gap:6px;}
.mobile-drawer a{padding:12px 14px;border-radius:12px;font-weight:600;color:var(--text);}
.mobile-drawer a.active{background:var(--green);color:#fff;}
.mobile-drawer a:hover{background:var(--green-soft);color:var(--green);text-decoration:none;}

/* ============ 面包屑 ============ */
.crumb-bar{padding:20px 0 0;}
.breadcrumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3);}
.breadcrumb-nav a{color:var(--text-2);}
.breadcrumb-nav a:hover{color:var(--brand);}
.breadcrumb-nav .sep{color:#C6BEB2;}
.breadcrumb-nav .current{color:var(--green);font-weight:700;}

/* ============ Hero（纯文字左对齐） ============ */
.hero-plain{padding:40px 0 56px;background:var(--bg);}
.hero-plain .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:700;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:20px;letter-spacing:.4px;
}
.hero-plain h1{font-size:42px;font-weight:800;line-height:1.25;max-width:900px;letter-spacing:-.5px;}
.hero-plain .hero-sub{margin-top:18px;font-size:17.5px;line-height:1.8;color:var(--text-2);max-width:760px;}
.hero-plain .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-plain .hero-note{margin-top:18px;font-size:14px;color:var(--text-3);}

/* ============ 指标条（深色） ============ */
.metrics-band{background:var(--green);color:#fff;padding:52px 0;position:relative;overflow:hidden;}
.metrics-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 1px,transparent 1px 12px);
  opacity:.6;
}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:1;}
.metric-item{border-left:2px solid rgba(255,255,255,.16);padding-left:20px;}
.metric-item strong{display:block;font-size:38px;font-weight:800;color:var(--lime);line-height:1.1;font-variant-numeric:tabular-nums;}
.metric-item span{display:block;margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.78);}

/* ============ 对照清单 ============ */
.block-head{margin-bottom:34px;max-width:780px;}
.block-head .label{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:2px;color:var(--brand);margin-bottom:12px;
}
.block-head h2{position:relative;padding-left:16px;}
.block-head h2::before{
  content:"";position:absolute;left:0;top:8px;width:4px;height:22px;background:var(--brand);border-radius:2px;
}
.block-head p{margin-top:14px;color:var(--text-2);font-size:16px;}

.compare-list{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;}
.compare-row{
  display:grid;grid-template-columns:minmax(220px,1fr) 1.6fr;gap:28px;
  padding:24px 28px;border-bottom:1px solid var(--border);transition:background-color .18s ease;
}
.compare-row:last-child{border-bottom:0;}
.compare-row:hover{background:#FFFCF8;}
.compare-key{display:flex;gap:12px;align-items:flex-start;}
.compare-key .dot{
  width:26px;height:26px;flex:none;border-radius:8px;background:var(--green-soft);color:var(--green);
  display:grid;place-items:center;font-size:13px;font-weight:800;margin-top:2px;
}
.compare-key h3{font-size:18px;line-height:1.5;}
.compare-key small{display:block;margin-top:6px;font-size:13px;color:var(--text-3);font-weight:500;}
.compare-desc{font-size:15.5px;line-height:1.85;color:var(--text-2);}
.compare-desc strong{color:var(--green);}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-item{border-top:1px solid var(--border);}
.faq-item:last-child{border-bottom:1px solid var(--border);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:22px 4px;font-size:18px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::marker{content:"";}
.faq-item summary:hover{color:var(--brand);}
.faq-icon{
  width:28px;height:28px;flex:none;border-radius:9px;background:var(--green-soft);color:var(--green);
  display:grid;place-items:center;transition:transform .2s ease,background-color .2s ease;position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-icon::before{width:12px;height:2px;transform:rotate(0deg);}
.faq-icon::after{width:2px;height:12px;transition:transform .2s ease;}
.faq-item[open] .faq-icon{background:var(--brand);color:#fff;transform:rotate(90deg);}
.faq-item[open] .faq-icon::after{transform:scaleY(0);}
.faq-item[open] summary{color:var(--green);}
.faq-body{padding:2px 4px 24px;background:var(--bg);border-radius:0 0 10px 10px;}
.faq-body p{margin:0 0 12px;font-size:15.5px;line-height:1.85;color:var(--text-2);}
.faq-body p:last-child{margin-bottom:0;}
.faq-body ul{margin:0 0 12px;padding-left:0;}
.faq-body li{position:relative;padding-left:18px;font-size:15.5px;line-height:1.85;color:var(--text-2);}
.faq-body li::before{
  content:"";position:absolute;left:2px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--brand);
}

/* ============ 服务台图文 ============ */
.support-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;}
.support-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);}
.support-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.support-list{display:flex;flex-direction:column;gap:0;margin-top:26px;}
.support-item{
  display:flex;gap:16px;padding:20px 0;border-top:1px solid var(--border);
}
.support-item:last-child{border-bottom:1px solid var(--border);}
.support-item .idx{
  flex:none;font-size:26px;font-weight:800;line-height:1;color:transparent;
  -webkit-text-stroke:1.4px var(--brand);font-variant-numeric:tabular-nums;
}
.support-item h3{font-size:17.5px;margin-bottom:6px;}
.support-item p{font-size:15px;line-height:1.8;color:var(--text-2);margin:0;}

/* ============ CTA ============ */
.cta-block{background:var(--green);color:#fff;border-radius:20px;padding:52px 48px;position:relative;overflow:hidden;}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.16),transparent 70%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center;}
.cta-block h2{color:#fff;font-size:30px;}
.cta-block p{color:rgba(255,255,255,.78);margin:14px 0 0;font-size:16px;max-width:560px;}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-actions .btn-ghost{color:#fff;border-color:rgba(255,255,255,.4);}
.cta-actions .btn-ghost:hover{background:#fff;color:var(--green);border-color:#fff;}
.cta-meta{font-size:14px;color:rgba(255,255,255,.62);margin-top:6px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:var(--sec);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.1fr;gap:40px;}
.site-footer .brand-mark{background:rgba(255,255,255,.08);}
.site-footer .brand-text strong{color:#fff;}
.site-footer .brand-text em{color:rgba(255,255,255,.5);}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:340px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:14.5px;}
.footer-links a:hover{color:var(--lime);text-decoration:none;}
.footer-info li{margin-bottom:12px;font-size:14.5px;line-height:1.7;color:rgba(255,255,255,.66);}
.footer-info strong{color:rgba(255,255,255,.9);font-weight:600;}
.qr-box{
  width:118px;height:118px;border-radius:14px;border:1px dashed var(--line-dark);
  display:grid;place-items:center;text-align:center;font-size:12.5px;line-height:1.6;
  color:rgba(255,255,255,.6);background:rgba(255,255,255,.04);
}
.copy-bar{
  margin-top:56px;border-top:1px solid var(--line-dark);padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.5);
}
.copy-bar a{color:rgba(255,255,255,.62);}
.copy-bar a:hover{color:var(--lime);text-decoration:none;}

/* ============ 底部固定转化条 ============ */
.convert-bar{
  position:fixed;right:24px;bottom:24px;z-index:1040;
  display:flex;align-items:center;gap:18px;
  background:#fff;border:1px solid var(--border);border-radius:999px;
  box-shadow:0 16px 40px -16px rgba(18,54,47,.4);
  padding:10px 12px 10px 20px;height:64px;
}
.convert-bar .cb-left{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text-2);}
.convert-bar .cb-left svg{width:20px;height:20px;color:var(--brand);}
.convert-bar .cb-close{
  position:absolute;top:-8px;right:-6px;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--border);background:#fff;color:var(--text-3);font-size:13px;line-height:1;
  display:grid;place-items:center;
}
.convert-bar .cb-close:hover{color:var(--brand);}
.convert-bar.hidden{display:none;}

/* ============ 返回顶部 ============ */
.top-btn{
  position:fixed;right:24px;bottom:104px;width:46px;height:46px;border-radius:50%;
  background:var(--green);color:#fff;border:0;display:none;place-items:center;z-index:1039;
  box-shadow:0 12px 28px -14px rgba(18,54,47,.6);
}
.top-btn.show{display:grid;}
.top-btn svg{width:18px;height:18px;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-plain h1{font-size:38px;}
  .container{max-width:1140px;}
}
@media (max-width:991.98px){
  :root{--sec:64px;}
  .nav-chips{display:none;}
  .burger{display:grid;}
  .header-actions .btn-main{display:none;}
  .header-inner{height:64px;}
  .hero-plain{padding:28px 0 44px;}
  .hero-plain h1{font-size:32px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .support-grid{grid-template-columns:1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .cta-block{padding:40px 28px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .compare-row{grid-template-columns:1fr;gap:12px;padding:22px;}
}
@media (max-width:767.98px){
  body{padding-bottom:76px;}
  .hero-plain h1{font-size:28px;letter-spacing:0;}
  .hero-plain .hero-sub{font-size:16px;}
  .block-head h2{font-size:24px;}
  .cta-block h2{font-size:24px;}
  .metric-item strong{font-size:30px;}
  .convert-bar{
    left:0;right:0;bottom:0;border-radius:0;height:auto;padding:10px 14px;
    justify-content:space-between;gap:10px;border-left:0;border-right:0;border-bottom:0;
  }
  .convert-bar .cb-left{font-size:13.5px;line-height:1.4;}
  .convert-bar .cb-left span{display:block;}
  .convert-bar .cb-close{top:-12px;right:10px;}
  .top-btn{bottom:86px;right:16px;}
  .faq-item summary{font-size:16.5px;padding:18px 2px;}
}
@media (max-width:575.98px){
  .container{padding:0 16px;}
  .metrics-grid{grid-template-columns:1fr;gap:20px;}
  .metric-item{border-left-width:2px;padding-left:16px;}
  .hero-plain h1{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:8px;}
  .copy-bar{flex-direction:column;gap:6px;}
  .brand-text strong{font-size:16px;}
  .support-item .idx{font-size:22px;}
}