/* roulang page: index */
:root{
  --primary:#0FBFA0;
  --primary-dark:#0A8F86;
  --primary-light:#E6F8F4;
  --accent:#FF7A33;
  --accent-light:#FFEDE2;
  --yellow:#FFD24A;
  --yellow-light:#FFF6D6;
  --ink:#0B1220;
  --bg:#F6F7F9;
  --border:#E6E9EF;
  --text:#1B2430;
  --muted:#5B6472;
  --white:#FFFFFF;
  --grad-brand:linear-gradient(135deg,#0FBFA0 0%,#0A8F86 55%,#0B1220 100%);
  --grad-btn:linear-gradient(135deg,#12D3A8,#0A9E8E);
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,40,.06);
  --sh-2:0 8px 24px rgba(16,24,40,.08);
  --sh-3:0 16px 40px rgba(11,18,32,.18);
  --container:1240px;
}
*,*::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:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input{font-family:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  border:1px solid transparent;font-size:15px;font-weight:600;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-btn);color:#fff;box-shadow:0 6px 18px rgba(10,158,142,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,158,142,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(10,158,142,.24);}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary-dark);}
.btn-outline:hover{background:var(--primary-light);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.62);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.28);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-pill);}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(15,191,160,.4);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:var(--primary-light);color:var(--primary-dark);white-space:nowrap;
}
.badge-orange{background:var(--accent-light);color:#C24E12;}
.badge-yellow{background:var(--yellow-light);color:#8A6A00;}
.badge-ink{background:rgba(11,18,32,.72);color:#fff;}
.badge-line{background:#fff;border:1px solid var(--border);color:var(--muted);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--border);box-shadow:var(--sh-1);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{height:66px;display:flex;align-items:center;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:28px;height:28px;border-radius:9px;background:var(--grad-btn);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:13px;font-weight:800;box-shadow:0 4px 12px rgba(10,158,142,.28);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.2px;color:var(--text);}
.brand-text em{font-style:normal;color:var(--primary-dark);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:66px;
  padding:0 15px;font-size:15px;color:var(--muted);font-weight:500;
}
.nav-links a:hover{color:var(--primary-dark);}
.nav-links a.is-active{color:var(--primary-dark);font-weight:700;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:16px;height:2px;
  border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  border-radius:var(--r-pill);background:#F3F5F8;border:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box i{font-size:13px;color:var(--muted);}
.search-box input{
  border:0;outline:0;background:transparent;font-size:14px;width:140px;color:var(--text);
}
.search-box input::placeholder{color:#98A2B0;}
.search-box:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px rgba(15,191,160,.18);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--border);
  background:#fff;color:var(--text);font-size:16px;align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary-dark);}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;left:0;right:0;top:66px;bottom:0;z-index:70;background:#fff;
  padding:20px 24px 40px;overflow-y:auto;
  opacity:0;transform:translateY(-10px);pointer-events:none;
  transition:opacity .22s ease,transform .22s ease;
}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto;}
.drawer a.drawer-link{
  display:block;padding:14px 0;font-size:16px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--border);
}
.drawer a.drawer-link.is-active{color:var(--primary-dark);}
.drawer .drawer-search{
  display:flex;align-items:center;gap:10px;height:46px;padding:0 18px;margin:20px 0 16px;
  border-radius:var(--r-pill);background:#F3F5F8;
}
.drawer .drawer-search input{border:0;outline:0;background:transparent;width:100%;font-size:15px;}
.drawer .btn{width:100%;}
body.drawer-open{overflow:hidden;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);}
.hero-media{position:absolute;inset:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(15,191,160,.90) 0%,rgba(10,143,134,.58) 45%,rgba(11,18,32,.62) 100%);
}
.hero-shade{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,18,32,.70) 0%,rgba(11,18,32,.28) 52%,rgba(11,18,32,.10) 100%);
}
.hero-fade{
  position:absolute;left:0;right:0;bottom:0;height:100px;z-index:3;
  background:linear-gradient(180deg,rgba(246,247,249,0) 0%,rgba(246,247,249,.92) 100%);
}
.hero-inner{position:relative;z-index:4;padding:100px 0 132px;min-height:620px;display:flex;flex-direction:column;justify-content:center;}
.hero-copy{max-width:720px;display:flex;flex-direction:column;gap:20px;}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.38);
  color:#fff;font-size:12px;font-weight:600;letter-spacing:.6px;
}
.hero h1{
  font-size:50px;line-height:1.16;font-weight:800;color:#fff;letter-spacing:-.6px;
}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.88);max-width:640px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:4px;}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:12px;}
.hero-stat{padding:0 26px;border-left:1px solid rgba(255,255,255,.26);}
.hero-stat:first-child{padding-left:0;border-left:0;}
.hero-stat b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.25;font-variant-numeric:tabular-nums;}
.hero-stat span{font-size:12px;color:rgba(255,255,255,.74);}
.hero-thumbs{display:flex;gap:14px;margin-top:28px;overflow-x:auto;padding-bottom:6px;}
.hero-thumbs::-webkit-scrollbar{height:5px;}
.hero-thumbs::-webkit-scrollbar-thumb{background:rgba(255,255,255,.32);border-radius:999px;}
.thumb{flex:0 0 122px;display:block;}
.thumb img{
  width:100%;height:68px;object-fit:cover;border-radius:10px;
  border:2px solid rgba(255,255,255,.35);background:#EEF1F5;
  transition:border-color .2s ease,transform .2s ease;
}
.thumb span{display:block;margin-top:7px;font-size:12px;color:rgba(255,255,255,.82);text-align:center;}
.thumb:hover img{transform:translateY(-2px);border-color:#fff;}
.thumb.is-current img{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,191,160,.35);}

/* ---------- 板块 ---------- */
.section{padding:80px 0;}
.section-tight{padding:56px 0;}
.section-white{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.section-head-text h2{
  display:flex;align-items:center;gap:12px;
  font-size:28px;font-weight:800;letter-spacing:-.3px;color:var(--text);
}
.section-head-text h2::before{
  content:"";width:4px;height:24px;border-radius:2px;
  background:linear-gradient(180deg,#12D3A8,#0A8F86);
}
.section-head-text p{margin-top:10px;font-size:14px;color:var(--muted);}
.head-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:#fff;
  color:var(--muted);display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;transition:all .2s ease;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary-dark);box-shadow:var(--sh-2);transform:translateY(-1px);}
.link-more{font-size:14px;font-weight:700;color:var(--primary-dark);}
.link-more:hover{text-decoration:underline;text-underline-offset:3px;}

/* ---------- 横向滑动 ---------- */
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 20px;margin:0 -4px;
}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:#D5DBE4;border-radius:999px;}
.rail::-webkit-scrollbar-track{background:transparent;}
.rail-card{flex:0 0 258px;scroll-snap-align:start;}

/* ---------- 卡片 ---------- */
.card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8E1EA;}
.card-cover{position:relative;aspect-ratio:16/9;background:#EEF1F5;overflow:hidden;}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-cover img{transform:scale(1.04);}
.cover-tags{position:absolute;top:10px;left:10px;display:flex;gap:6px;z-index:2;}
.play-ico{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(11,18,32,.30);opacity:0;transition:opacity .25s ease;
}
.card:hover .play-ico{opacity:1;}
.play-ico i{
  width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.94);
  color:var(--primary-dark);display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.card-body h3{font-size:16px;font-weight:700;line-height:1.5;color:var(--text);}
.card-body p{
  font-size:14px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{margin-top:auto;padding-top:10px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:#C6CEDA;}

/* ---------- 不对称推荐栅格 ---------- */
.feature-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;}
.feature-main .card-cover{aspect-ratio:5/6;}
.feature-main .card-body{padding:20px 22px 22px;gap:10px;}
.feature-main .card-body h3{font-size:20px;line-height:1.45;}
.feature-main .card-body p{font-size:14px;-webkit-line-clamp:3;}
.feature-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px;}
.feature-side{display:flex;flex-direction:column;gap:18px;}
.hcard{
  display:grid;grid-template-columns:136px 1fr;gap:16px;align-items:center;
  padding:12px;border-radius:14px;background:#fff;border:1px solid var(--border);
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.hcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D8E1EA;}
.hcard-cover{aspect-ratio:3/2;border-radius:10px;overflow:hidden;background:#EEF1F5;}
.hcard-cover img{width:100%;height:100%;object-fit:cover;}
.hcard-title{
  display:block;font-size:16px;font-weight:700;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.hcard-meta{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;}

/* ---------- 专题合集 ---------- */
.topic{
  display:grid;grid-template-columns:300px 1fr;gap:32px;align-items:center;
  padding:34px;border-radius:22px;
}
.topic + .topic{margin-top:24px;}
.topic-tint{background:var(--primary-light);}
.topic-plain{background:#fff;border:1px solid var(--border);}
.topic-info h3{font-size:22px;font-weight:800;color:var(--text);letter-spacing:-.2px;}
.topic-info p{margin:12px 0 18px;font-size:14px;line-height:1.8;color:var(--muted);}
.topic-rail{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;}
.topic-rail::-webkit-scrollbar{height:6px;}
.topic-rail::-webkit-scrollbar-thumb{background:rgba(10,143,134,.28);border-radius:999px;}
.mini-card{flex:0 0 186px;background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;display:block;}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.mini-cover{aspect-ratio:3/4;background:#EEF1F5;overflow:hidden;}
.mini-cover img{width:100%;height:100%;object-fit:cover;}
.mini-body{padding:12px 14px 14px;}
.mini-body h4{font-size:14px;font-weight:700;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-body span{display:block;margin-top:6px;font-size:12px;color:var(--muted);}

/* ---------- 最新资讯 ---------- */
.news-grid{display:grid;grid-template-columns:4fr 8fr;gap:32px;align-items:start;}
.news-lead .card-cover{aspect-ratio:16/9;}
.news-lead .card-body h3{font-size:19px;line-height:1.5;}
.news-lead .card-body p{-webkit-line-clamp:3;}
.news-list{display:flex;flex-direction:column;}
.news-item{
  display:block;padding:18px 4px;border-bottom:1px solid var(--border);
  transition:background .2s ease,padding-left .2s ease;
}
.news-item:first-child{padding-top:0;}
.news-item:hover{background:#FBFCFD;padding-left:10px;}
.news-item h3{
  font-size:16px;font-weight:600;line-height:1.55;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s ease;
}
.news-item:hover h3{color:var(--primary-dark);}
.news-item p{
  margin-top:6px;font-size:13.5px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:10px;font-size:13px;color:var(--muted);}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;background:#fff;border:1px dashed var(--border);
  border-radius:var(--r-card);color:var(--muted);text-align:center;
}
.empty-state i{font-size:48px;color:#C9D2DC;}
.empty-state p{font-size:15px;}

/* ---------- 深色流程 ---------- */
.flow{
  position:relative;overflow:hidden;border-radius:24px;
  background:var(--ink);color:#fff;padding:52px 48px;
}
.flow::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 260px at 88% 6%,rgba(15,191,160,.30),transparent 70%);
}
.flow-head{position:relative;z-index:2;max-width:640px;margin-bottom:36px;}
.flow-head h2{font-size:26px;font-weight:800;color:#fff;}
.flow-head p{margin-top:12px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}
.flow-steps{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.step{border-top:1px solid rgba(255,255,255,.16);padding-top:18px;}
.step-num{font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--primary);}
.step h3{margin:12px 0 8px;font-size:17px;font-weight:700;color:#fff;}
.step p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.68);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:14px;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--sh-2);border-color:#D8E1EA;}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:20px 56px 20px 52px;font-size:16px;font-weight:600;color:var(--text);
  border-left:3px solid var(--primary);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--primary-dark);line-height:1;
  transition:transform .22s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item[open] summary{color:var(--primary-dark);}
.faq-body{padding:0 56px 22px 52px;font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  background:var(--grad-brand);padding:48px;
  display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,210,74,.14);
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:28px;font-weight:800;color:#fff;letter-spacing:-.3px;}
.cta-copy p{margin-top:12px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.84);max-width:520px;}
.cta-form{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;}
.cta-input-row{display:flex;gap:12px;}
.cta-input-row input{
  flex:1 1 auto;height:48px;padding:0 20px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.5);background:rgba(255,255,255,.14);
  color:#fff;font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.cta-input-row input::placeholder{color:rgba(255,255,255,.7);}
.cta-input-row input:focus{border-color:#fff;background:rgba(255,255,255,.22);box-shadow:0 0 0 3px rgba(255,255,255,.22);}
.cta-form small{font-size:12.5px;color:rgba(255,255,255,.7);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);margin-top:0;padding-top:64px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-text em{color:var(--primary);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;max-width:320px;color:rgba(255,255,255,.62);}
.footer-socials{display:flex;gap:10px;margin-top:20px;}
.footer-socials a{
  width:36px;height:36px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);transition:all .2s ease;
}
.footer-socials a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col ul li a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0 30px;font-size:13px;color:rgba(255,255,255,.52);
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .hero h1{font-size:42px;}
  .nav-links a{padding:0 11px;font-size:14.5px;}
  .search-box input{width:110px;}
  .feature-grid{grid-template-columns:1fr 1.25fr;}
  .topic{grid-template-columns:1fr;gap:22px;}
  .news-grid{grid-template-columns:1fr;gap:24px;}
  .cta-band{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:900px){
  .container{padding:0 20px;}
  .nav-links,.search-box,.nav-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-actions{gap:8px;}
  .section{padding:60px 0;}
  .hero-inner{padding:72px 0 108px;min-height:520px;}
  .hero h1{font-size:36px;}
  .hero-sub{font-size:16px;}
  .hero-stat{padding:0 18px;}
  .hero-stat b{font-size:22px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-main .card-cover{aspect-ratio:16/10;}
  .flow{padding:36px 26px;}
  .flow-steps{grid-template-columns:1fr 1fr;gap:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:640px){
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .section-head-text h2{font-size:23px;}
  .hero h1{font-size:29px;letter-spacing:-.2px;}
  .hero-inner{padding:56px 0 92px;min-height:460px;}
  .hero-copy{gap:16px;}
  .hero-cta{width:100%;}
  .hero-cta .btn{flex:1 1 auto;}
  .hero-stats{gap:0;}
  .hero-stat{padding:0 14px;}
  .hero-stat b{font-size:19px;}
  .hero-stat span{font-size:11px;}
  .hero-thumbs{gap:12px;}
  .thumb{flex:0 0 106px;}
  .thumb img{height:60px;}
  .rail-card{flex:0 0 78vw;}
  .hcard{grid-template-columns:104px 1fr;gap:12px;}
  .mini-card{flex:0 0 158px;}
  .topic{padding:22px;}
  .flow{padding:30px 20px;border-radius:18px;}
  .flow-steps{grid-template-columns:1fr;}
  .flow-head h2{font-size:22px;}
  .faq-item summary{padding:16px 48px 16px 18px;font-size:15px;}
  .faq-body{padding:0 48px 18px 18px;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .cta-copy h2{font-size:23px;}
  .cta-input-row{flex-direction:column;}
  .cta-input-row .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --brand:#0FBFA0;
  --brand-deep:#0A8F86;
  --brand-soft:#E6F8F4;
  --accent:#FF7A33;
  --accent-soft:#FFEDE2;
  --sun:#FFD24A;
  --slate:#0B1220;
  --ink:#1B2430;
  --muted:#5B6472;
  --line:#E6E9EF;
  --bg:#F6F7F9;
  --white:#ffffff;
  --grad-brand:linear-gradient(135deg,#0FBFA0 0%,#0A8F86 55%,#0B1220 100%);
  --grad-btn:linear-gradient(135deg,#12D3A8,#0A9E8E);
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,40,.06);
  --sh-2:0 8px 24px rgba(16,24,40,.08);
  --sh-3:0 16px 40px rgba(11,18,32,.18);
  --sp-section:88px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-deep);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(15,191,160,.4);border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--white);
  border-bottom:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{
  height:66px;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;}
.brand-mark{
  width:30px;height:30px;border-radius:9px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 6px 14px rgba(10,143,134,.28);
}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--brand-deep);}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:8px;}
.nav-links a{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;font-weight:500;
}
.nav-links a:hover{color:var(--brand-deep);}
.nav-links a.is-active{color:var(--brand-deep);font-weight:700;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;border-radius:var(--r-pill);
  background:#F3F5F8;border:1px solid transparent;transition:all .2s ease;
}
.search-box i{color:var(--muted);font-size:13px;}
.search-box input{
  border:0;background:transparent;outline:none;width:190px;font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:#98A1AE;}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(15,191,160,.16);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--grad-btn);color:#fff;box-shadow:0 6px 16px rgba(10,158,142,.24);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,158,142,.3);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand-deep);}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-2px);}
.btn-pill{border-radius:var(--r-pill);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-deep);}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#EFF2F6;border-bottom:1px solid var(--line);}
.crumb-inner{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);padding:12px 0;
}
.crumb-inner a{color:var(--muted);}
.crumb-inner a:hover{color:var(--brand-deep);}
.crumb-inner i{font-size:10px;color:#A9B2BE;}
.crumb-inner .current{color:#8A93A0;}

/* ---------- layout ---------- */
.page-wrap{padding:40px 0 0;}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}

/* ---------- article head ---------- */
.article-head{padding:0 0 24px;border-bottom:1px solid var(--line);}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:12px;font-weight:600;
}
.tag-pill.orange{background:var(--accent-soft);color:#D0561A;}
.tag-pill.yellow{background:#FFF6DA;color:#9A7300;}
.article-head h1{
  font-size:38px;line-height:1.3;font-weight:800;margin:16px 0 14px;letter-spacing:-.2px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--muted);
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:#C6CCD6;}
.article-meta i{font-size:12px;color:#A0A9B5;}

/* ---------- article body ---------- */
.article-body{padding:30px 0 8px;font-size:16.5px;line-height:1.9;color:#28313D;}
.article-body p{margin-bottom:1.2em;}
.article-body h2{
  position:relative;font-size:24px;margin:2em 0 .8em;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;border-radius:3px;background:var(--brand);
}
.article-body h3{font-size:19px;margin:1.6em 0 .6em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;}
.article-body li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.article-body blockquote{
  margin:1.4em 0;padding:18px 22px;background:var(--brand-soft);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;color:#20433E;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.4em 0 .6em;}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:#F3F6F8;font-weight:600;}
.article-body a{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
.article-empty{
  padding:56px 24px;text-align:center;background:#F1F4F7;border-radius:var(--r-card);border:1px dashed #CFD6DF;
}
.article-empty i{font-size:44px;color:#B6BFCB;}
.article-empty h3{font-size:20px;margin:16px 0 8px;}
.article-empty p{color:var(--muted);font-size:14px;margin-bottom:20px;}

/* ---------- tags & related ---------- */
.section-block{margin-top:44px;}
.section-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;
}
.section-title h2{font-size:22px;position:relative;padding-left:14px;}
.section-title h2::before{
  content:"";position:absolute;left:0;top:.2em;width:4px;height:1em;border-radius:3px;background:var(--brand);
}
.section-title a{font-size:14px;color:var(--brand-deep);font-weight:600;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag-cloud a{
  height:34px;display:inline-flex;align-items:center;padding:0 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--muted);box-shadow:var(--sh-1);
}
.tag-cloud a:hover{border-color:var(--brand);color:var(--brand-deep);background:var(--brand-soft);transform:translateY(-2px);}

.related-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:20px;}
.related-lead{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;}
.related-lead:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit;}
.related-lead .thumb{position:relative;aspect-ratio:16/9;background:#EEF1F5;overflow:hidden;}
.related-lead .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.related-lead:hover .thumb img{transform:scale(1.04);}
.related-lead .thumb span{
  position:absolute;left:12px;top:12px;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:rgba(11,18,32,.72);color:#fff;font-size:12px;display:inline-flex;align-items:center;
}
.related-lead .body{padding:18px 20px 20px;}
.related-lead h3{font-size:18px;line-height:1.5;margin-bottom:8px;}
.related-lead p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-mini{display:flex;flex-direction:column;gap:14px;}
.mini-card{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:12px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);color:inherit;}
.mini-card img{width:104px;height:70px;object-fit:cover;border-radius:10px;background:#EEF1F5;flex:0 0 auto;}
.mini-card h3{font-size:15px;line-height:1.5;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-card span{font-size:12.5px;color:var(--muted);}

/* ---------- prev next ---------- */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px;}
.pager a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pager a:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE9E3;color:inherit;}
.pager .label{font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-bottom:6px;}
.pager .title{font-size:15.5px;font-weight:600;line-height:1.55;}
.pager .next{text-align:right;}
.pager .next .label{justify-content:flex-end;}
.back-row{margin-top:24px;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:92px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);}
.side-card h3{font-size:16.5px;display:flex;align-items:center;gap:8px;margin-bottom:16px;}
.side-card h3 i{color:var(--brand);font-size:15px;}
.source-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.source-avatar{
  width:44px;height:44px;border-radius:12px;background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;
}
.source-row .name{font-size:15px;font-weight:700;}
.source-row .sub{font-size:12.5px;color:var(--muted);}
.side-card .desc{font-size:13.5px;color:var(--muted);line-height:1.75;}
.hot-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);}
.hot-list li:last-child{border-bottom:0;padding-bottom:0;}
.hot-list .rank{
  flex:0 0 auto;width:24px;height:24px;border-radius:8px;background:#F0F3F6;color:var(--muted);
  display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:700;
}
.hot-list li:nth-child(-n+3) .rank{background:var(--brand);color:#fff;}
.hot-list a{display:block;width:100%;}
.hot-list .t{font-size:14px;line-height:1.6;margin-bottom:4px;}
.hot-list .m{font-size:12px;color:var(--muted);}
.side-mini li{margin-bottom:14px;}
.side-mini li:last-child{margin-bottom:0;}
.side-mini a{display:flex;gap:12px;}
.side-mini img{width:88px;height:60px;object-fit:cover;border-radius:10px;background:#EEF1F5;flex:0 0 auto;}
.side-mini .t{font-size:14px;line-height:1.55;margin-bottom:4px;}
.side-mini .m{font-size:12px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--sh-1);}
.faq-q{
  position:relative;width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:18px 54px 18px 20px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--brand);}
.faq-q:hover{color:var(--brand-deep);}
.faq-q .ico{
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand-deep);
  display:flex;align-items:center;justify-content:center;font-size:12px;transition:transform .22s ease;
}
.faq-item.open .faq-q .ico{transform:translateY(-50%) rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease;padding:0 20px;}
.faq-a p{font-size:14px;line-height:1.8;color:var(--muted);padding-bottom:18px;}

/* ---------- CTA ---------- */
.cta-band{
  margin:64px 0 0;border-radius:20px;overflow:hidden;position:relative;
  background:var(--slate);color:#fff;padding:52px 44px;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:var(--grad-brand);opacity:.92;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.86);font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--slate);color:#B9C2CE;margin-top:88px;border-top:1px solid rgba(255,255,255,.12);}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding:56px 0 40px;
}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-text em{color:#4FE0C2;}
.footer-brand p{font-size:14px;line-height:1.8;margin:16px 0 18px;color:#97A2B0;max-width:340px;}
.footer-socials{display:flex;gap:10px;}
.footer-socials a{
  width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;color:#D5DCE5;font-size:14px;
}
.footer-socials a:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:#97A2B0;}
.footer-col a:hover{color:#4FE0C2;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#8590A0;
}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  .layout{grid-template-columns:1fr;}
  .sidebar{position:static;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .nav-links{display:none;position:absolute;left:0;right:0;top:66px;background:#fff;
    flex-direction:column;align-items:flex-start;gap:4px;padding:14px 24px 22px;
    border-bottom:1px solid var(--line);box-shadow:var(--sh-2);}
  .nav-links.is-open{display:flex;}
  .nav-links a{width:100%;padding:12px 0;font-size:15.5px;}
  .nav-links a.is-active::after{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .search-box{display:none;}
}
@media screen and (max-width:640px){
  .container{padding:0 16px;}
  .article-head h1{font-size:28px;}
  .article-body{font-size:15.5px;}
  .article-body h2{font-size:21px;}
  .pager{grid-template-columns:1fr;}
  .pager .next{text-align:left;}
  .pager .next .label{justify-content:flex-start;}
  .cta-band{padding:36px 22px;border-radius:16px;}
  .cta-inner h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 28px;}
  .nav-inner{gap:14px;}
  .mini-card img{width:88px;height:62px;}
}

/* roulang page: category1 */
:root{
  --brand:#0FBFA0;
  --brand-deep:#0A8F86;
  --brand-soft:#E6F8F4;
  --accent:#FF7A33;
  --accent-soft:#FFEDE2;
  --yellow:#FFD24A;
  --slate:#0B1220;
  --bg:#F6F7F9;
  --surface:#FFFFFF;
  --placeholder:#EEF1F5;
  --line:#E6E9EF;
  --text:#1B2430;
  --muted:#5B6472;
  --brand-grad:linear-gradient(135deg,#0FBFA0 0%,#0A8F86 55%,#0B1220 100%);
  --btn-grad:linear-gradient(135deg,#12D3A8 0%,#0A9E8E 100%);
  --r-card:16px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,40,.06);
  --sh-2:0 8px 24px rgba(16,24,40,.08);
  --sh-3:0 16px 40px rgba(11,18,32,.18);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.3;color:var(--text);}
p{margin:0 0 1em;line-height:1.8;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
table{border-collapse:collapse;width:100%;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.grid-x{margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;}
.grid-margin-x>.cell{margin-left:0;margin-right:0;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.2px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{
  background:var(--btn-grad);
  color:#fff;
  box-shadow:0 6px 16px rgba(10,158,142,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,158,142,.34);filter:brightness(1.04);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(10,158,142,.24);}
.btn-outline{
  background:rgba(255,255,255,.06);
  border-color:var(--brand);
  color:var(--brand-deep);
}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.16);
  border-color:rgba(255,255,255,.5);
  color:#fff;
  backdrop-filter:blur(4px);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:var(--r-pill);}
.btn-block{width:100%;}
.btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible{outline:3px solid rgba(15,191,160,.4);outline-offset:2px;border-radius:var(--r-btn);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,24,40,.06);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(16,24,40,.08);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:66px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:34px;
  height:34px;
  border-radius:10px;
  background:var(--brand-grad);
  color:#fff;
  font-size:13px;
  font-weight:800;
  letter-spacing:.5px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 4px 12px rgba(10,143,134,.3);
}
.brand-text{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.2px;
}
.brand-text em{font-style:normal;color:var(--brand-deep);}
.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:8px;
  margin-right:auto;
}
.nav-links a{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  padding:22px 0;
}
.nav-links a:hover{color:var(--brand-deep);}
.nav-links a.is-active{color:var(--brand-deep);}
.nav-links a.is-active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:14px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 16px;
  border-radius:var(--r-pill);
  background:#F3F5F8;
  border:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-box i{color:var(--muted);font-size:13px;}
.search-box input{
  border:0;
  background:transparent;
  outline:none;
  width:168px;
  font-size:14px;
  color:var(--text);
}
.search-box input::placeholder{color:#98A1AE;}
.search-box:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(15,191,160,.16);
}
.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--text);
  align-items:center;
  justify-content:center;
  background:#fff;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-deep);}

/* ============ 面包屑 ============ */
.breadcrumb{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.breadcrumb .container{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--muted);
  padding-top:12px;
  padding-bottom:12px;
}
.breadcrumb a:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:#B7C0CC;}
.breadcrumb .current{color:#8A93A0;}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:var(--brand-grad);
  isolation:isolate;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  opacity:.34;
  z-index:-2;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(15,191,160,.86) 0%,rgba(10,143,134,.7) 45%,rgba(11,18,32,.86) 100%);
  z-index:-1;
}
.page-hero .container{
  padding-top:56px;
  padding-bottom:64px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.18);
  border:1px solid rgba(255,255,255,.32);
  font-size:12px;
  font-weight:600;
  letter-spacing:.6px;
  color:#fff;
  backdrop-filter:blur(4px);
  margin-bottom:20px;
}
.hero-badge i{color:var(--yellow);}
.page-hero h1{
  font-size:42px;
  font-weight:800;
  line-height:1.2;
  color:#fff;
  max-width:820px;
  margin-bottom:16px;
  text-shadow:0 2px 20px rgba(11,18,32,.35);
}
.page-hero .hero-sub{
  font-size:17px;
  color:rgba(255,255,255,.9);
  max-width:700px;
  margin-bottom:26px;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.stat-chip{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  padding:10px 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  font-size:13px;
  color:rgba(255,255,255,.92);
}
.stat-chip b{
  font-size:20px;
  font-weight:800;
  color:#fff;
  font-variant-numeric:tabular-nums;
}

/* ============ 板块通用 ============ */
.section{padding:76px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-head h2{
  position:relative;
  font-size:26px;
  font-weight:800;
  padding-left:16px;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:3px;
  background:var(--brand);
}
.section-head .head-desc{
  font-size:14px;
  color:var(--muted);
  margin-top:8px;
  padding-left:16px;
}
.link-more{
  font-size:14px;
  font-weight:600;
  color:var(--brand-deep);
  white-space:nowrap;
}
.link-more:hover{text-decoration:underline;text-underline-offset:4px;}

/* ============ 说明区 ============ */
.intro-grid{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.intro-copy p{
  font-size:16px;
  color:#3C4653;
  line-height:1.9;
}
.aside-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-1);
}
.aside-card h3{
  font-size:17px;
  margin-bottom:14px;
}
.aside-card ul{display:flex;flex-direction:column;gap:12px;}
.aside-card li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
}
.aside-card li i{color:var(--brand);font-size:13px;margin-top:6px;}
.aside-card .aside-foot{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--muted);
}

/* ============ 筛选标签 ============ */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:28px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  transition:all .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);}
.chip.is-active{
  background:var(--brand-soft);
  border-color:var(--brand);
  color:var(--brand-deep);
}
.chip i{font-size:12px;}

/* ============ 赛事卡片网格 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:26px;
}
.event-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.event-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:#DCE2EA;
}
.event-card.is-hidden{display:none;}
.card-media{
  position:relative;
  aspect-ratio:16/9;
  background:var(--placeholder);
  overflow:hidden;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.event-card:hover .card-media img{transform:scale(1.04);}
.media-badge{
  position:absolute;
  top:12px;
  left:12px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  background:rgba(11,18,32,.72);
  color:#fff;
  backdrop-filter:blur(3px);
}
.media-badge.is-hot{background:rgba(255,122,51,.92);}
.media-badge.is-time{background:rgba(255,210,74,.94);color:#4B3A00;}
.card-body{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:20px;
  flex:1;
}
.card-body h3{
  font-size:18px;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.tag-pill{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  border-radius:var(--r-pill);
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:12px;
  font-weight:600;
}
.grid-foot{
  margin-top:36px;
  display:flex;
  justify-content:center;
}

/* ============ 观赛节奏步骤 ============ */
.steps-grid{margin-top:8px;}
.step-card{
  position:relative;
  height:100%;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 22px;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--brand-grad);
  color:#fff;
  font-size:16px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.step-card h3{font-size:17px;margin-bottom:10px;}
.step-card p{font-size:14px;color:var(--muted);line-height:1.78;margin:0;}

/* ============ 数据带 ============ */
.stats-band{
  position:relative;
  background:var(--slate);
  border-radius:24px;
  overflow:hidden;
  padding:44px 40px;
  color:#fff;
}
.stats-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 220px at 12% 0%,rgba(15,191,160,.34),transparent 70%),
             radial-gradient(520px 200px at 92% 100%,rgba(255,122,51,.22),transparent 70%);
}
.stats-band .stats-inner{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.stat-item{border-left:1px solid rgba(255,255,255,.16);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-item b{
  display:block;
  font-size:32px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:#fff;
  line-height:1.2;
}
.stat-item b em{font-style:normal;font-size:16px;font-weight:600;color:rgba(255,255,255,.7);margin-left:4px;}
.stat-item span{
  display:block;
  margin-top:6px;
  font-size:13px;
  color:rgba(255,255,255,.68);
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:3px;
  background:var(--brand);
}
.faq-item.is-open{border-color:#D6EDE8;box-shadow:var(--sh-2);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px 20px 28px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
}
.faq-q:hover{color:var(--brand-deep);}
.faq-icon{
  position:relative;
  flex:0 0 auto;
  width:22px;
  height:22px;
  border-radius:50%;
  border:1px solid var(--line);
  transition:background-color .2s ease,border-color .2s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-deep);
  border-radius:2px;
  transition:transform .22s ease,opacity .22s ease;
}
.faq-icon::before{left:5px;right:5px;top:10px;height:2px;}
.faq-icon::after{top:5px;bottom:5px;left:10px;width:2px;}
.faq-item.is-open .faq-icon{background:var(--brand-soft);border-color:var(--brand);}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.faq-a p{
  padding:0 28px 22px;
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
  margin:0;
}

/* ============ 相关分类 + CTA ============ */
.cta-band{
  position:relative;
  background:var(--brand-grad);
  border-radius:24px;
  padding:52px 44px;
  color:#fff;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  opacity:.22;
  mix-blend-mode:overlay;
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between;}
.cta-inner h2{font-size:28px;font-weight:800;color:#fff;margin-bottom:12px;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.88);max-width:620px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.related-chips{
  position:relative;
  margin-top:34px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.24);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}
.related-chips .label{font-size:13px;color:rgba(255,255,255,.75);margin-right:4px;}
.related-chips a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.34);
  font-size:14px;
  font-weight:600;
  color:#fff;
}
.related-chips a:hover{background:rgba(255,255,255,.28);transform:translateY(-2px);}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:84px;
  background:var(--slate);
  color:rgba(255,255,255,.72);
  border-top:1px solid rgba(255,255,255,.1);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:36px;
  padding:60px 0 40px;
}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-text em{color:var(--brand);}
.footer-brand p{
  margin:16px 0 20px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,.6);
  max-width:340px;
}
.footer-socials{display:flex;gap:10px;}
.footer-socials a{
  width:38px;
  height:38px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.8);
  font-size:14px;
}
.footer-socials a:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-2px);}
.footer-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:18px;
  font-weight:700;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{
  font-size:14px;
  color:rgba(255,255,255,.62);
}
.footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1024px){
  .container{padding:0 20px;}
  .nav-links{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    margin:0;
    padding:10px 20px 20px;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 32px rgba(16,24,40,.1);
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{width:100%;padding:14px 0;font-size:15px;border-bottom:1px solid var(--line);}
  .nav-links a:last-child{border-bottom:0;}
  .nav-links a.is-active::after{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .page-hero h1{font-size:34px;}
  .intro-grid{grid-template-columns:minmax(0,1fr);}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats-band .stats-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 24px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:768px){
  .section{padding:52px 0;}
  .page-hero .container{padding-top:40px;padding-bottom:48px;}
  .page-hero h1{font-size:28px;}
  .page-hero .hero-sub{font-size:15px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:22px;}
  .card-grid{grid-template-columns:minmax(0,1fr);gap:22px;}
  .cta-band{padding:38px 26px;border-radius:20px;}
  .cta-inner h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .stats-band{padding:32px 24px;border-radius:20px;}
  .site-footer{margin-top:56px;}
}
@media screen and (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .brand-mark{width:30px;height:30px;font-size:12px;}
  .page-hero h1{font-size:24px;}
  .hero-stats{gap:10px;}
  .stat-chip{padding:8px 14px;font-size:12px;}
  .stat-chip b{font-size:17px;}
  .card-body{padding:16px;}
  .faq-q{padding:16px 18px 16px 22px;font-size:15px;}
  .faq-a p{padding:0 22px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 32px;}
  .stats-band .stats-inner{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;}
}

/* roulang page: category2 */
:root{
  --brand:#0FBFA0;
  --brand-dark:#0A8F86;
  --brand-light:#E6F8F4;
  --accent:#FF7A33;
  --accent-light:#FFEDE2;
  --gold:#FFD24A;
  --ink:#0B1220;
  --bg:#F6F7F9;
  --line:#E6E9EF;
  --text:#1B2430;
  --muted:#5B6472;
  --white:#FFFFFF;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(16,24,40,.06);
  --shadow-2:0 8px 24px rgba(16,24,40,.08);
  --shadow-3:0 16px 40px rgba(11,18,32,.18);
  --grad-brand:linear-gradient(135deg,#0FBFA0 0%,#0A8F86 55%,#0B1220 100%);
  --grad-btn:linear-gradient(135deg,#12D3A8,#0A9E8E);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","HarmonyOS Sans","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;}
.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section--tight{padding:48px 0;}
.section--plain{background:#fff;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-2);}
.nav-inner{display:flex;align-items:center;height:66px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;
  font-size:13px;font-weight:800;letter-spacing:.5px;
}
.brand-text{font-size:18px;font-weight:700;color:var(--text);letter-spacing:.2px;}
.brand-text em{font-style:normal;color:var(--brand-dark);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:26px;}
.nav-links a{
  position:relative;display:flex;align-items:center;height:66px;
  padding:0 14px;font-size:15px;color:var(--muted);
}
.nav-links a:hover{color:var(--brand-dark);}
.nav-links a.is-active{color:var(--brand-dark);font-weight:600;}
.nav-links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;
  height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 16px;
  background:#F3F5F8;border:1px solid transparent;border-radius:999px;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.search-box i{font-size:13px;color:#98A2B3;}
.search-box input{
  border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);width:170px;
}
.search-box input::placeholder{color:#98A2B3;}
.search-box:focus-within{
  background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(15,191,160,.18);
}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  cursor:pointer;place-items:center;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:999px;}
.btn-primary{background:var(--grad-btn);color:#fff;box-shadow:0 6px 16px rgba(10,158,142,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(10,158,142,.32);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand-dark);}
.btn-outline:hover{background:var(--brand-light);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.42);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.24);transform:translateY(-2px);}
.btn:disabled{opacity:.6;cursor:default;transform:none;box-shadow:none;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid rgba(15,191,160,.42);outline-offset:2px;border-radius:6px;
}

/* ---------- Breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:12px 0;}
.crumb a:hover{color:var(--brand-dark);}
.crumb span.sep{color:#C3CAD6;}
.crumb span.current{color:var(--muted);}

/* ---------- Category Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background:var(--ink);
  padding:44px 0 56px;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:var(--grad-brand);opacity:.9;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%, rgba(255,210,74,.16), transparent 46%),
             radial-gradient(circle at 12% 88%, rgba(255,122,51,.16), transparent 52%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;}
.cat-hero-inner{
  display:grid;grid-template-columns:1.02fr 1fr;align-items:center;
}
.cat-hero-media{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  height:330px;box-shadow:var(--shadow-3);
  border:1px solid rgba(255,255,255,.16);
}
.cat-hero-media img{width:100%;height:100%;object-fit:cover;}
.cat-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,32,0) 42%,rgba(11,18,32,.55) 100%);
}
.cat-hero-copy{
  position:relative;z-index:3;
  background:#fff;border-radius:var(--radius-lg);
  padding:30px 32px;margin-left:-64px;
  box-shadow:var(--shadow-3);
}
.hero-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:999px;
  background:var(--brand-light);color:var(--brand-dark);
  font-size:12px;font-weight:600;letter-spacing:.3px;
}
.cat-hero-copy h1{
  margin-top:14px;font-size:34px;line-height:1.25;font-weight:800;letter-spacing:-.4px;
}
.cat-hero-copy p{margin-top:12px;font-size:15px;color:var(--muted);}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:24px;
  padding-top:20px;border-top:1px solid var(--line);
}
.hero-stats .stat{min-width:86px;}
.hero-stats .stat b{display:block;font-size:24px;font-weight:800;color:var(--brand-dark);line-height:1.2;}
.hero-stats .stat span{font-size:12px;color:var(--muted);}

/* ---------- Section heads ---------- */
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:26px;flex-wrap:wrap;
}
.section-head h2{
  position:relative;padding-left:14px;font-size:25px;font-weight:800;letter-spacing:-.3px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:4px;background:var(--brand);
}
.section-head .sub{margin-top:8px;padding-left:14px;font-size:14px;color:var(--muted);}
.section-head .more{font-size:14px;color:var(--brand-dark);font-weight:600;}
.section-head .more:hover{text-decoration:underline;text-underline-offset:3px;}

/* ---------- Intro + chips ---------- */
.intro-copy{max-width:880px;font-size:15px;color:var(--muted);}
.intro-copy p+p{margin-top:12px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--muted);font-size:14px;cursor:pointer;
  transition:border-color .2s ease, color .2s ease, background .2s ease, transform .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand-dark);transform:translateY(-2px);}
.chip.is-active{background:var(--brand-light);border-color:var(--brand);color:var(--brand-dark);font-weight:600;}

/* ---------- Body grid ---------- */
.cat-body-row{max-width:none;margin:0;}
.cat-body-row>.columns{padding-left:0;padding-right:0;}
.body-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:34px;align-items:start;}

/* ---------- Wide cards ---------- */
.wide-list{display:flex;flex-direction:column;gap:20px;}
.card-wide{
  display:grid;grid-template-columns:40% minmax(0,1fr);
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease, box-shadow .25s ease;
}
.card-wide:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.card-wide-media{
  position:relative;display:block;background:#EEF1F5;min-height:212px;overflow:hidden;
}
.card-wide-media img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.card-wide:hover .card-wide-media img{transform:scale(1.05);}
.media-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(11,18,32,.78);color:#fff;
  font-size:12px;display:inline-flex;align-items:center;letter-spacing:.3px;
}
.card-wide-body{padding:22px 24px;display:flex;flex-direction:column;gap:10px;}
.meta-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C3CAD6;}
.card-wide-body h3{font-size:19px;line-height:1.45;font-weight:700;}
.card-wide-body h3 a:hover{color:var(--brand-dark);}
.card-wide-body p{font-size:15px;color:var(--muted);line-height:1.8;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;font-weight:600;
}
.badge-teal{background:var(--brand-light);color:var(--brand-dark);}
.badge-orange{background:var(--accent-light);color:#C4520F;}
.badge-gold{background:#FFF6DA;color:#8A6413;}
.badge-grey{background:#F1F3F7;color:var(--muted);}

.more-wrap{display:flex;justify-content:center;margin-top:26px;}

/* ---------- Sidebar ---------- */
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-1);
}
.side-card+.side-card{margin-top:20px;}
.side-card h3{
  font-size:17px;font-weight:700;margin-bottom:16px;padding-left:12px;position:relative;
}
.side-card h3::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;border-radius:3px;background:var(--brand);
}
.side-nav li+li{margin-top:4px;}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 12px;border-radius:var(--radius-md);
  font-size:14.5px;color:var(--muted);background:#F8FAFC;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.side-nav a:hover{background:var(--brand-light);color:var(--brand-dark);transform:translateX(3px);}
.side-nav a.is-active{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.hot-list li+li{margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);}
.hot-list a{display:flex;gap:12px;align-items:flex-start;}
.hot-rank{
  flex:0 0 24px;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;font-size:12px;font-weight:700;
  background:#F1F3F7;color:var(--muted);
}
.hot-rank.top{background:var(--brand);color:#fff;}
.hot-text b{display:block;font-size:14.5px;font-weight:600;line-height:1.5;}
.hot-list a:hover .hot-text b{color:var(--brand-dark);}
.hot-text span{font-size:12.5px;color:var(--muted);}
.side-note{
  margin-top:16px;padding:14px 16px;border-radius:var(--radius-md);
  background:var(--brand-light);font-size:13px;color:var(--brand-dark);line-height:1.7;
}

/* ---------- Metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-1);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#D6DEE8;}
.metric i{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand-light);color:var(--brand-dark);font-size:17px;margin-bottom:14px;
}
.metric b{display:block;font-size:26px;font-weight:800;line-height:1.2;color:var(--text);}
.metric span{display:block;margin-top:6px;font-size:13px;color:var(--muted);}
.metric p{margin-top:10px;font-size:13.5px;color:var(--muted);}

/* ---------- Steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow-1);position:relative;overflow:hidden;
}
.step::after{
  content:"";position:absolute;right:-30px;top:-30px;width:96px;height:96px;border-radius:50%;
  background:var(--brand-light);opacity:.7;
}
.step-no{
  position:relative;z-index:2;width:34px;height:34px;border-radius:10px;
  background:var(--grad-btn);color:#fff;display:grid;place-items:center;
  font-size:14px;font-weight:700;margin-bottom:14px;
}
.step h3{position:relative;z-index:2;font-size:17.5px;font-weight:700;margin-bottom:8px;}
.step p{position:relative;z-index:2;font-size:14.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-1);overflow:hidden;position:relative;
  transition:box-shadow .2s ease, border-color .2s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open::before{opacity:1;}
.faq-item:hover{box-shadow:var(--shadow-2);border-color:#D6DEE8;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-icon{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  color:var(--brand-dark);font-size:12px;transition:transform .22s ease, background .22s ease;
}
.faq-item.is-open .faq-icon{background:var(--brand-light);border-color:var(--brand);transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .25s ease;
}
.faq-a p{padding:0 22px 20px;font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink);
  padding:64px 0;
}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--grad-brand);opacity:.94;}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 88% 22%, rgba(255,210,74,.2), transparent 45%);
}
.cta-inner{
  position:relative;z-index:2;display:flex;align-items:center;
  justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-inner h2{font-size:28px;font-weight:800;color:#fff;letter-spacing:-.3px;}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.86);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{
  height:48px;width:250px;padding:0 20px;border-radius:999px;
  border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.14);
  color:#fff;font-size:14px;outline:none;
}
.cta-form input::placeholder{color:rgba(255,255,255,.7);}
.cta-form input:focus{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.24);}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:60px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-text em{color:var(--brand);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;max-width:340px;}
.footer-socials{display:flex;gap:10px;margin-top:18px;}
.footer-socials a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.8);font-size:15px;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.footer-socials a:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-col li+li{margin-top:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-links{
    position:fixed;left:0;right:0;top:66px;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;padding:8px 24px 20px;margin-left:0;
    box-shadow:0 16px 40px rgba(11,18,32,.14);
    display:none;border-bottom:1px solid var(--line);
  }
  .nav-links.is-open{display:flex;}
  .nav-links a{height:auto;padding:15px 0;border-bottom:1px solid var(--line);width:100%;}
  .nav-links a.is-active::after{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:grid;}
  .body-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cat-hero-inner{grid-template-columns:1fr;}
  .cat-hero-media{height:250px;}
  .cat-hero-copy{margin-left:0;margin-top:-46px;}
}
@media (max-width:768px){
  .section{padding:52px 0;}
  .cat-hero{padding:26px 0 44px;}
  .cat-hero-copy{padding:24px 22px;}
  .cat-hero-copy h1{font-size:27px;}
  .hero-stats{gap:18px;}
  .hero-stats .stat b{font-size:21px;}
  .card-wide{grid-template-columns:1fr;}
  .card-wide-media{min-height:200px;}
  .card-wide-body{padding:18px 18px 20px;}
  .section-head h2{font-size:22px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .metric-grid{grid-template-columns:1fr;}
  .step-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cat-hero-copy h1{font-size:23px;}
  .cta-inner h2{font-size:22px;}
  .cta-form input{width:100%;}
  .cat-hero-media{height:200px;}
}