/* roulang page: index */
:root{
  --blue-900:#0b2149;
  --blue-800:#12336b;
  --blue-700:#17458f;
  --blue-600:#1c5bd2;
  --blue-500:#2f74e8;
  --blue-100:#e6efff;
  --blue-50:#f2f7ff;
  --ink:#101828;
  --ink-2:#344054;
  --ink-3:#667085;
  --line:#e3e9f4;
  --bg:#f6f8fc;
  --white:#ffffff;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(16,40,86,.06);
  --shadow:0 14px 34px rgba(16,40,86,.10);
  --shadow-lg:0 26px 60px rgba(11,33,73,.18);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--blue-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--blue-700);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px;border-radius:6px;}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(9,28,62,.26);
  border-bottom:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:rgba(255,255,255,.95);
  border-bottom-color:var(--line);
  box-shadow:0 10px 28px rgba(16,40,86,.08);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:11px;color:#fff;min-width:0;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,#4a8dff,#1c5bd2);
  color:#fff;font-size:18px;font-weight:700;
  box-shadow:0 8px 18px rgba(28,91,210,.38);
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.6px;line-height:1.25;}
.brand-sub{font-size:11px;letter-spacing:1.2px;color:rgba(255,255,255,.62);line-height:1.4;transition:color .3s ease;}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;padding:9px 16px;border-radius:10px;
  font-size:15px;color:rgba(255,255,255,.84);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.14);color:#fff;}
.nav-link.is-active{background:rgba(255,255,255,.18);color:#fff;font-weight:600;}
.header-actions{display:flex;align-items:center;gap:10px;}
.site-header.is-solid .brand{color:var(--ink);}
.site-header.is-solid .brand:hover{color:var(--ink);}
.site-header.is-solid .brand-sub{color:var(--ink-3);}
.site-header.is-solid .nav-link{color:var(--ink-2);}
.site-header.is-solid .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
.site-header.is-solid .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.28);
  border-radius:11px;background:rgba(255,255,255,.12);cursor:pointer;
  padding:0;place-items:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;transition:transform .25s ease,opacity .25s ease;}
.site-header.is-solid .nav-toggle{border-color:var(--line);background:var(--blue-50);}
.site-header.is-solid .nav-toggle span{background:var(--blue-700);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,#2f74e8,#1c5bd2);color:#fff;box-shadow:0 10px 24px rgba(28,91,210,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(28,91,210,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.32);}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-dark{background:var(--blue-900);color:#fff;box-shadow:0 10px 22px rgba(11,33,73,.24);}
.btn-dark:hover{background:var(--blue-800);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--blue-700);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--blue-700);border-color:#c7d9f7;background:var(--blue-50);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:150px 0 96px;
  color:#fff;
  background:
    radial-gradient(90% 80% at 12% 0%, #2358ad 0%, rgba(35,88,173,0) 62%),
    radial-gradient(70% 70% at 96% 8%, #1b4ba3 0%, rgba(27,75,163,0) 60%),
    linear-gradient(160deg,#0d2a5c 0%,#0b2149 55%,#071731 100%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 60% at 60% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(70% 60% at 60% 30%,#000 0%,transparent 78%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.28fr) minmax(0,0.9fr);
  gap:56px;align-items:start;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;letter-spacing:.6px;
  color:#cfe0ff;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
}
.hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#5fa0ff;box-shadow:0 0 0 4px rgba(95,160,255,.20);}
.hero h1{
  margin-top:24px;
  font-size:clamp(27px,3.3vw,45px);
  line-height:1.28;font-weight:800;letter-spacing:.4px;color:#fff;
  overflow-wrap:break-word;
}
.hero-lead{
  margin-top:22px;max-width:640px;
  font-size:16px;line-height:1.95;color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.hero-tags li{
  padding:7px 14px;border-radius:8px;font-size:13px;
  color:rgba(255,255,255,.80);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
}
.hero-aside{min-width:0;}
.feature-panel{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-lg);
  padding:28px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-lg);
}
.panel-kicker{display:block;font-size:12px;letter-spacing:2px;color:#8fbaff;margin-bottom:8px;}
.feature-panel h2{font-size:20px;font-weight:700;color:#fff;line-height:1.5;}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:18px;}
.check-list li{display:flex;gap:14px;min-width:0;}
.check-index{
  flex:0 0 30px;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;font-size:12px;font-weight:700;
  color:#cfe0ff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
}
.check-list strong{display:block;font-size:15px;color:#fff;line-height:1.6;}
.check-list p{margin-top:4px;font-size:13px;line-height:1.75;color:rgba(255,255,255,.66);}
.panel-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:24px;
  font-size:14px;color:#9cc2ff;font-weight:600;
}
.panel-link:hover{color:#fff;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section--alt{background:#fff;}
.section--tint{background:linear-gradient(180deg,#f2f7ff 0%,#f6f8fc 100%);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-kicker{
  display:inline-block;padding:5px 14px;border-radius:999px;
  font-size:12px;letter-spacing:1.6px;font-weight:600;
  color:var(--blue-700);background:var(--blue-100);
}
.section-head h2{
  margin-top:16px;
  font-size:clamp(23px,2.4vw,32px);line-height:1.4;font-weight:800;color:var(--ink);
  overflow-wrap:break-word;
}
.section-head p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--ink-3);}

/* ============ 能力概览 ============ */
.cap-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.cap-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe0fb;}
.cap-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--blue-50);color:var(--blue-700);font-size:18px;font-weight:700;
  margin-bottom:16px;
}
.cap-card h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;}
.cap-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-3);}

/* ============ 下载区 ============ */
.download-section{padding:88px 0;background:var(--blue-900);color:#fff;position:relative;overflow:hidden;}
.download-section::before{
  content:"";position:absolute;right:-160px;top:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,116,232,.45),rgba(47,116,232,0) 70%);
}
.download-inner{position:relative;z-index:2;}
.download-section .section-head{max-width:720px;}
.download-section .section-kicker{background:rgba(255,255,255,.12);color:#b8d3ff;}
.download-section .section-head h2{color:#fff;}
.download-section .section-head p{color:rgba(255,255,255,.72);}
.download-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.download-card{
  min-width:0;display:flex;flex-direction:column;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:26px 24px;
  transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.download-card:hover{transform:translateY(-5px);background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.30);}
.download-badge{
  display:inline-grid;place-items:center;min-width:52px;height:34px;padding:0 12px;
  border-radius:9px;background:rgba(255,255,255,.14);color:#dbe9ff;
  font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:18px;align-self:flex-start;
}
.download-card h3{font-size:17px;font-weight:700;color:#fff;}
.download-card p{margin-top:10px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);flex:1 1 auto;}
.download-card .btn{margin-top:22px;}
.download-note{margin-top:26px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);}

/* ============ 使用场景 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.scene-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.scene-tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  color:var(--blue-700);background:var(--blue-50);margin-bottom:16px;
}
.scene-card h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.55;}
.scene-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-3);}

/* ============ 核查维度 ============ */
.dim-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.dim-item{
  min-width:0;display:flex;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.dim-item:hover{border-color:#cfe0fb;box-shadow:var(--shadow);}
.dim-num{
  flex:0 0 40px;width:40px;height:40px;border-radius:11px;
  display:grid;place-items:center;font-weight:800;font-size:14px;
  color:var(--blue-700);background:var(--blue-100);
}
.dim-item h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.55;}
.dim-item p{margin-top:7px;font-size:14px;line-height:1.8;color:var(--ink-3);}

/* ============ 风险提示 ============ */
.risk-box{
  display:flex;gap:20px;align-items:flex-start;
  padding:28px 30px;border-radius:var(--radius-lg);
  background:#fff8ec;border:1px solid #f3ddb5;
  box-shadow:0 10px 26px rgba(163,110,20,.08);
}
.risk-mark{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;
  display:grid;place-items:center;font-weight:800;font-size:20px;
  color:#a8641a;background:#fdeccf;
}
.risk-box h2{font-size:19px;font-weight:800;color:#7a4b0d;line-height:1.55;}
.risk-box p{margin-top:10px;font-size:14px;line-height:1.9;color:#8a6329;}

/* ============ 流程 ============ */
.flow-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;position:relative;}
.flow-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-sm);
}
.flow-step{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  letter-spacing:1.4px;color:var(--blue-600);margin-bottom:14px;
}
.flow-step i{display:block;width:8px;height:8px;border-radius:50%;background:var(--blue-500);font-style:normal;}
.flow-card h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.55;}
.flow-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-3);}

/* ============ 对比 ============ */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.compare-col{
  min-width:0;border-radius:var(--radius);padding:28px 26px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.compare-col--strong{background:linear-gradient(170deg,#f4f8ff,#ffffff);border-color:#cfe0fb;box-shadow:var(--shadow);}
.compare-col h3{font-size:17px;font-weight:700;color:var(--ink);padding-bottom:14px;border-bottom:1px solid var(--line);}
.compare-col ul{margin-top:16px;display:flex;flex-direction:column;gap:13px;}
.compare-col li{
  position:relative;padding-left:22px;font-size:14px;line-height:1.8;color:var(--ink-3);
}
.compare-col li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:#c9d5e8;
}
.compare-col--strong li{color:var(--ink-2);}
.compare-col--strong li::before{background:var(--blue-500);}

/* ============ 专题入口 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.topic-card{
  min-width:0;display:block;position:relative;overflow:hidden;
  padding:30px 26px;border-radius:var(--radius);
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#cfe0fb;}
.topic-card .topic-label{display:block;font-size:12px;letter-spacing:1.6px;color:var(--blue-600);font-weight:700;margin-bottom:12px;}
.topic-card h3{font-size:18px;font-weight:800;color:var(--ink);line-height:1.5;}
.topic-card p{margin-top:10px;font-size:14px;line-height:1.85;color:var(--ink-3);}
.topic-card .topic-arrow{margin-top:18px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue-600);}
.topic-card:hover h3{color:var(--blue-700);}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfe0fb;}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 24px;cursor:pointer;font-size:16px;font-weight:700;color:var(--ink);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:22px;font-weight:400;color:var(--blue-600);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-body{padding:0 24px 22px;font-size:14px;line-height:1.9;color:var(--ink-3);}

/* ============ 资讯 ============ */
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:30px;align-items:start;}
.news-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:18px;
  flex-wrap:wrap;margin-bottom:26px;
}
.news-head h2{font-size:clamp(22px,2.2vw,28px);font-weight:800;color:var(--ink);line-height:1.45;}
.news-head p{margin-top:8px;font-size:14px;color:var(--ink-3);line-height:1.8;}
.post-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.post-card{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0fb;}
.post-link{display:block;padding:24px 22px;color:inherit;}
.post-link:hover{color:inherit;}
.post-cat{
  display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600;
  color:var(--blue-700);background:var(--blue-50);margin-bottom:12px;
}
.post-title{font-size:16px;font-weight:700;color:var(--ink);line-height:1.6;overflow-wrap:break-word;}
.post-desc{margin-top:10px;font-size:14px;line-height:1.8;color:var(--ink-3);}
.post-date{display:block;margin-top:14px;font-size:12px;color:#98a2b3;}
.news-side{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);}
.news-side h3{font-size:16px;font-weight:800;color:var(--ink);padding-bottom:14px;border-bottom:1px solid var(--line);}
.side-list{margin-top:16px;display:flex;flex-direction:column;gap:14px;}
.side-list li{display:flex;gap:12px;min-width:0;}
.side-index{
  flex:0 0 24px;width:24px;height:24px;border-radius:7px;
  display:grid;place-items:center;font-size:12px;font-weight:700;
  color:var(--blue-700);background:var(--blue-50);
}
.side-list a{font-size:14px;line-height:1.7;color:var(--ink-2);overflow-wrap:break-word;}
.side-list a:hover{color:var(--blue-600);}
.list-empty{
  padding:30px 24px;border-radius:var(--radius);text-align:center;
  background:#fff;border:1px dashed #cfd9ea;color:var(--ink-3);font-size:14px;
}

/* ============ 收口 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:52px 44px;
  background:linear-gradient(135deg,#12336b 0%,#1c5bd2 100%);
  color:#fff;box-shadow:var(--shadow-lg);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),rgba(255,255,255,0) 70%);
}
.cta-text{position:relative;z-index:2;max-width:640px;min-width:0;}
.cta-text h2{font-size:clamp(22px,2.3vw,30px);font-weight:800;line-height:1.45;color:#fff;}
.cta-text p{margin-top:12px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.80);}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.45);}

/* ============ 页脚 ============ */
.site-footer{background:#061530;color:rgba(255,255,255,.66);padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.58);max-width:340px;}
.footer-col{min-width:0;}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;line-height:2;color:rgba(255,255,255,.62);}
.footer-col a:hover{color:#fff;}
.footer-note{font-size:13px;line-height:1.9;color:rgba(255,255,255,.50);}
.footer-bottom{padding:20px 0 26px;font-size:13px;color:rgba(255,255,255,.42);}
.footer-bottom .site-container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero{padding:132px 0 78px;}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:38px;}
  .hero-lead{max-width:none;}
  .cap-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .dim-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .download-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}

  .site-nav{
    position:absolute;top:76px;left:16px;right:16px;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:12px;border-radius:16px;
    background:#fff;border:1px solid var(--line);
    box-shadow:0 20px 44px rgba(16,40,86,.16);
    display:none;
  }
  .site-nav.is-open{display:flex;}
  .site-header .site-nav .nav-link{color:var(--ink-2);padding:12px 16px;border-radius:10px;font-size:15px;}
  .site-header .site-nav .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
  .site-header .site-nav .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
  .nav-toggle{display:flex;}
  .header-actions{margin-left:auto;}
}
@media (max-width:768px){
  .site-container{padding:0 18px;}
  .section{padding:64px 0;}
  .download-section{padding:64px 0;}
  .section-head{margin-bottom:32px;}
  .hero{padding:118px 0 64px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 auto;}
  .feature-panel{padding:22px;}
  .cap-grid,.scene-grid,.dim-grid,.flow-grid,.topic-grid,.download-grid,.post-grid,.compare-grid{
    grid-template-columns:minmax(0,1fr);
  }
  .cta-band{padding:36px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .risk-box{padding:22px;gap:14px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:34px;}
}
@media (max-width:520px){
  .brand-sub{display:none;}
  .brand-name{font-size:16px;}
  .header-actions .btn-sm{display:none;}
  .hero h1{font-size:25px;}
  .hero-lead{font-size:15px;}
  .section-head h2{font-size:22px;}
  .post-link{padding:20px 18px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-body{padding:0 18px 18px;}
  .footer-bottom .site-container{flex-direction:column;gap:8px;}
}

/* roulang page: article */
:root{
  --blue-900:#0b2149;
  --blue-800:#12336b;
  --blue-700:#17458f;
  --blue-600:#1c5bd2;
  --blue-500:#2f74e8;
  --blue-100:#e6efff;
  --blue-50:#f2f7ff;
  --ink:#101828;
  --ink-2:#344054;
  --ink-3:#667085;
  --line:#e3e9f4;
  --bg:#f6f8fc;
  --white:#ffffff;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(16,40,86,.06);
  --shadow:0 14px 34px rgba(16,40,86,.10);
  --shadow-lg:0 26px 60px rgba(11,33,73,.18);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
a{color:var(--blue-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--blue-700);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(9,28,62,.26);
  border-bottom:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:rgba(255,255,255,.95);
  border-bottom-color:var(--line);
  box-shadow:0 10px 28px rgba(16,40,86,.08);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:11px;color:#fff;min-width:0;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,#4a8dff,#1c5bd2);
  color:#fff;font-size:18px;font-weight:700;
  box-shadow:0 8px 18px rgba(28,91,210,.38);
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.6px;line-height:1.25;}
.brand-sub{font-size:11px;letter-spacing:1.2px;color:rgba(255,255,255,.62);line-height:1.4;transition:color .3s ease;}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;padding:9px 16px;border-radius:10px;
  font-size:15px;color:rgba(255,255,255,.84);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.14);color:#fff;}
.nav-link.is-active{background:rgba(255,255,255,.18);color:#fff;font-weight:600;}
.header-actions{display:flex;align-items:center;gap:10px;}
.site-header.is-solid .brand{color:var(--ink);}
.site-header.is-solid .brand:hover{color:var(--ink);}
.site-header.is-solid .brand-sub{color:var(--ink-3);}
.site-header.is-solid .nav-link{color:var(--ink-2);}
.site-header.is-solid .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
.site-header.is-solid .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.28);
  border-radius:11px;background:rgba(255,255,255,.12);cursor:pointer;
  padding:0;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;transition:background .25s ease;}
.site-header.is-solid .nav-toggle{border-color:var(--line);background:var(--blue-50);}
.site-header.is-solid .nav-toggle span{background:var(--blue-700);}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:3px solid rgba(47,116,232,.45);outline-offset:2px;}
.btn-primary{background:linear-gradient(135deg,#2f74e8,#1c5bd2);color:#fff;box-shadow:0 10px 24px rgba(28,91,210,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(28,91,210,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:var(--blue-700);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--blue-700);border-color:#c7d9f7;background:var(--blue-50);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px;}
/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:126px 0 118px;
  background:
    radial-gradient(90% 80% at 10% 0%, #2358ad 0%, rgba(35,88,173,0) 62%),
    radial-gradient(70% 70% at 96% 6%, #1b4ba3 0%, rgba(27,75,163,0) 60%),
    linear-gradient(160deg,#0d2a5c 0%,#0b2149 55%,#071731 100%);
  clip-path:polygon(0 0,100% 0,100% 100%,0 calc(100% - 58px));
}
.article-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(72% 62% at 55% 25%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(72% 62% at 55% 25%,#000 0%,transparent 78%);
}
.article-hero .site-container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb i{font-style:normal;color:rgba(255,255,255,.35);}
.article-headline{
  margin:22px 0 0;
  font-size:clamp(24px,3vw,38px);
  line-height:1.34;font-weight:800;letter-spacing:.3px;color:#fff;
  max-width:900px;overflow-wrap:break-word;
}
.article-lead{
  margin-top:18px;max-width:760px;
  font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.76);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:26px;}
.meta-tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  font-size:13px;color:#d7e6ff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);
}
.meta-item{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  font-size:13px;color:rgba(255,255,255,.66);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
}
/* ============ 正文布局 ============ */
.article-main{padding:64px 0 8px;}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,340px);
  gap:36px;align-items:start;
}
.article-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:42px 44px 36px;
  min-width:0;
}
.article-body{
  font-size:16.5px;
  line-height:1.95;
  color:var(--ink-2);
  overflow-wrap:break-word;
  word-break:normal;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 17px;}
.article-body h2{
  font-size:21px;line-height:1.55;color:var(--ink);font-weight:700;
  margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--blue-600);
}
.article-body h3{font-size:18px;line-height:1.6;color:var(--ink);font-weight:700;margin:26px 0 10px;}
.article-body h4{font-size:16.5px;color:var(--ink);font-weight:700;margin:22px 0 8px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body li::marker{color:var(--blue-600);}
.article-body a{color:var(--blue-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--blue-700);}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body img{border-radius:var(--radius);margin:18px 0;box-shadow:var(--shadow-sm);}
.article-body blockquote{
  margin:20px 0;padding:16px 20px;background:var(--blue-50);
  border-left:4px solid var(--blue-500);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;}
.article-body th{background:var(--blue-50);color:var(--ink);font-weight:700;}
.article-body pre{overflow-x:auto;background:#0e1f3d;color:#e8f0ff;padding:16px;border-radius:var(--radius-sm);margin:18px 0;}
.article-body code{background:var(--blue-50);color:var(--blue-700);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-empty{padding:8px 0 6px;}
.article-empty p{margin:0 0 16px;font-size:16px;color:var(--ink-2);}
.article-empty .btn{margin-top:6px;}
/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px;display:grid;gap:20px;min-width:0;}
.side-card{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);
  min-width:0;
}
.side-card h2{font-size:16.5px;color:var(--ink);font-weight:700;margin:0 0 6px;}
.side-sub{font-size:13px;color:var(--ink-3);margin:0 0 16px;}
.check-list{display:grid;gap:14px;}
.check-list li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:var(--ink-2);}
.check-dot{
  flex:0 0 22px;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;background:var(--blue-100);color:var(--blue-700);
  font-size:12px;font-weight:700;margin-top:3px;
}
.check-list strong{display:block;color:var(--ink);font-size:14.5px;margin-bottom:2px;}
.side-download{background:linear-gradient(150deg,#12336b,#1c5bd2);border:none;color:#fff;box-shadow:var(--shadow);}
.side-download h2{color:#fff;}
.side-download p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.78);margin:0 0 16px;}
.side-download .btn{width:100%;background:#fff;color:var(--blue-700);box-shadow:none;}
.side-download .btn:hover{background:#eef4ff;color:var(--blue-700);transform:translateY(-2px);}
/* ============ 通用板块 ============ */
.article-section{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:32px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  letter-spacing:1px;color:var(--blue-600);text-transform:uppercase;
}
.section-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--blue-600);}
.section-title{font-size:clamp(21px,2.4vw,28px);line-height:1.45;color:var(--ink);font-weight:800;margin:12px 0 10px;}
.section-desc{font-size:15.5px;line-height:1.9;color:var(--ink-3);margin:0;}
/* 对照要点 */
.dimension-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.dimension-item{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);min-width:0;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.dimension-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0fa;}
.dimension-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:var(--blue-50);
  color:var(--blue-700);font-size:14px;font-weight:700;margin-bottom:16px;
}
.dimension-item h3{font-size:16.5px;color:var(--ink);margin:0 0 10px;line-height:1.5;}
.dimension-item p{font-size:14.5px;line-height:1.85;color:var(--ink-3);margin:0;}
/* 风险提示 */
.risk-band{
  background:linear-gradient(140deg,#0b2149,#12336b);
  color:#fff;border-radius:var(--radius-lg);
  padding:40px 44px;display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,300px);
  gap:32px;align-items:center;box-shadow:var(--shadow);
}
.risk-band h2{font-size:20px;margin:0 0 12px;color:#fff;font-weight:800;}
.risk-band p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.76);margin:0;}
.risk-tags{display:flex;flex-wrap:wrap;gap:10px;}
.risk-tags span{
  font-size:13px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.86);
}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  padding:6px 24px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#cfe0fa;box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;
  font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:400;color:var(--blue-600);
  transition:transform .2s ease;line-height:1;
}
.faq-item[open] summary::after{content:"–";}
.faq-item p{font-size:14.5px;line-height:1.9;color:var(--ink-3);margin:0 0 20px;max-width:780px;}
/* 延伸阅读 */
.read-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.read-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);min-width:0;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.read-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0fa;}
.read-card h3{font-size:16.5px;color:var(--ink);margin:0;line-height:1.5;}
.read-card p{font-size:14px;line-height:1.85;color:var(--ink-3);margin:0;}
.read-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--blue-600);margin-top:auto;}
.read-card:hover .read-more{color:var(--blue-700);}
.read-foot{display:flex;justify-content:flex-end;margin-top:22px;}
.read-foot a{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;font-weight:600;color:var(--blue-600);
  padding:10px 18px;border-radius:10px;border:1px solid var(--line);background:#fff;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.read-foot a:hover{background:var(--blue-50);border-color:#cfe0fa;transform:translateY(-2px);}
/* 下载 */
.download-wrap{padding:20px 0 80px;}
.download-panel{
  background:linear-gradient(135deg,#0f2f66,#17458f 55%,#1c5bd2);
  border-radius:var(--radius-lg);padding:44px;color:#fff;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,380px);
  gap:36px;align-items:center;box-shadow:var(--shadow-lg);
}
.download-tag{
  display:inline-flex;padding:6px 14px;border-radius:999px;
  font-size:12.5px;letter-spacing:1px;color:#d7e6ff;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
}
.download-panel h2{font-size:clamp(20px,2.3vw,26px);line-height:1.45;margin:16px 0 12px;color:#fff;font-weight:800;}
.download-panel p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.78);margin:0;}
.download-actions{display:grid;gap:12px;min-width:0;}
.btn-download{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.30);
  color:#fff;justify-content:space-between;padding:14px 20px;font-weight:600;
}
.btn-download:hover{background:#fff;color:var(--blue-700);transform:translateY(-2px);box-shadow:0 14px 28px rgba(4,18,44,.28);}
.btn-download .dl-kind{font-size:12.5px;font-weight:500;color:rgba(255,255,255,.7);}
.btn-download:hover .dl-kind{color:var(--ink-3);}
/* ============ 页脚 ============ */
.site-footer{background:#0a1c3c;color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr repeat(3,minmax(0,1fr));
  gap:40px;padding-bottom:46px;
}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);margin:0;max-width:380px;}
.footer-col h3{font-size:15px;color:#fff;margin:0 0 16px;font-weight:600;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);margin-bottom:10px;transition:color .2s ease;}
.footer-col a:hover{color:#fff;}
.footer-note{font-size:13px;line-height:1.85;color:rgba(255,255,255,.5);margin:0;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;}
.footer-bottom .site-container{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45);
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .article-side{position:static;}
  .article-card{padding:34px 30px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .dimension-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .read-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .risk-band{grid-template-columns:minmax(0,1fr);padding:34px;}
  .download-panel{grid-template-columns:minmax(0,1fr);padding:36px;}
}
@media (max-width:900px){
  .site-nav{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    margin:0;padding:12px 20px 18px;
    background:rgba(255,255,255,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(16,40,86,.14);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
  }
  .site-nav.is-open{display:flex;}
  .site-nav .nav-link{color:var(--ink-2);padding:12px 14px;border-radius:10px;}
  .site-nav .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
  .site-nav .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
  .nav-toggle{display:flex;}
  .header-inner{gap:12px;}
}
@media (max-width:768px){
  .article-hero{padding:112px 0 104px;clip-path:polygon(0 0,100% 0,100% 100%,0 calc(100% - 40px));}
  .article-main{padding-top:48px;}
  .article-card{padding:28px 22px 24px;border-radius:var(--radius);}
  .article-body{font-size:16px;}
  .article-body h2{font-size:19px;}
  .dimension-grid{grid-template-columns:minmax(0,1fr);}
  .read-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:34px;}
  .site-footer{padding-top:48px;}
  .section-head{margin-bottom:24px;}
  .article-section{padding:44px 0;}
  .download-wrap{padding:10px 0 60px;}
  .download-panel{padding:28px 22px;}
  .risk-band{padding:26px 22px;}
}
@media (max-width:520px){
  .site-container{padding:0 16px;}
  .header-actions .btn-sm{display:none;}
  .article-headline{font-size:22px;}
  .article-lead{font-size:14.5px;}
  .article-card{padding:24px 18px 20px;}
  .article-body{font-size:15.5px;line-height:1.9;}
  .article-body ul,.article-body ol{padding-left:18px;}
  .article-body table{font-size:14px;}
  .side-card{padding:20px;}
  .faq-item{padding:4px 18px;}
  .faq-item summary{font-size:15px;padding:16px 0;}
  .read-foot{justify-content:flex-start;}
  .footer-bottom .site-container{font-size:12px;}
}

/* roulang page: category1 */
:root{
  --blue-900:#0b2149;
  --blue-800:#12336b;
  --blue-700:#17458f;
  --blue-600:#1c5bd2;
  --blue-500:#2f74e8;
  --blue-100:#e6efff;
  --blue-50:#f2f7ff;
  --ink:#101828;
  --ink-2:#344054;
  --ink-3:#667085;
  --line:#e3e9f4;
  --bg:#f6f8fc;
  --white:#ffffff;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(16,40,86,.06);
  --shadow:0 14px 34px rgba(16,40,86,.10);
  --shadow-lg:0 26px 60px rgba(11,33,73,.18);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35;font-weight:800;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--blue-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--blue-700);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
.site-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(9,28,62,.26);
  border-bottom:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:rgba(255,255,255,.95);
  border-bottom-color:var(--line);
  box-shadow:0 10px 28px rgba(16,40,86,.08);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:11px;color:#fff;min-width:0;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,#4a8dff,#1c5bd2);
  color:#fff;font-size:18px;font-weight:700;
  box-shadow:0 8px 18px rgba(28,91,210,.38);
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.6px;line-height:1.25;}
.brand-sub{font-size:11px;letter-spacing:1.2px;color:rgba(255,255,255,.62);line-height:1.4;transition:color .3s ease;}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-flex;align-items:center;padding:9px 16px;border-radius:10px;
  font-size:15px;color:rgba(255,255,255,.84);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(255,255,255,.14);color:#fff;}
.nav-link.is-active{background:rgba(255,255,255,.18);color:#fff;font-weight:600;}
.header-actions{display:flex;align-items:center;gap:10px;}
.site-header.is-solid .brand{color:var(--ink);}
.site-header.is-solid .brand:hover{color:var(--ink);}
.site-header.is-solid .brand-sub{color:var(--ink-3);}
.site-header.is-solid .nav-link{color:var(--ink-2);}
.site-header.is-solid .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
.site-header.is-solid .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.28);
  border-radius:11px;background:rgba(255,255,255,.12);cursor:pointer;
  padding:0;place-items:center;gap:4px;flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;transition:transform .25s ease,opacity .25s ease;}
.site-header.is-solid .nav-toggle{border-color:var(--line);background:var(--blue-50);}
.site-header.is-solid .nav-toggle span{background:var(--blue-700);}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:3px solid rgba(47,116,232,.45);outline-offset:2px;}
.btn-primary{background:linear-gradient(135deg,#2f74e8,#1c5bd2);color:#fff;box-shadow:0 10px 24px rgba(28,91,210,.28);}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(28,91,210,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.32);}
.btn-ghost:hover{background:rgba(255,255,255,.20);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--blue-700);border-color:var(--line);box-shadow:var(--shadow-sm);}
.btn-outline:hover{color:var(--blue-700);border-color:#c7d9f7;background:var(--blue-50);transform:translateY(-2px);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:10px;}
/* ============ Hero ============ */
.hero{
  position:relative;
  padding:150px 0 92px;
  color:#fff;
  background:
    radial-gradient(90% 80% at 12% 0%, #2358ad 0%, rgba(35,88,173,0) 62%),
    radial-gradient(70% 70% at 96% 8%, #1b4ba3 0%, rgba(27,75,163,0) 60%),
    linear-gradient(160deg,#0d2a5c 0%,#0b2149 55%,#071731 100%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 60% at 60% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(70% 60% at 60% 30%,#000 0%,transparent 78%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);
  gap:52px;align-items:start;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;font-size:13px;letter-spacing:.6px;
  color:#cfe0ff;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.20);
}
.hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#5fa0ff;box-shadow:0 0 0 4px rgba(95,160,255,.20);}
.hero h1{
  margin-top:22px;
  font-size:clamp(26px,3.1vw,43px);
  line-height:1.3;font-weight:800;letter-spacing:.4px;color:#fff;
  overflow-wrap:break-word;
}
.hero-lead{
  margin-top:20px;max-width:640px;
  font-size:16px;line-height:1.95;color:rgba(255,255,255,.80);
}
.hero-points{margin-top:26px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 22px;}
.hero-points li{
  position:relative;padding-left:22px;font-size:14.6px;line-height:1.8;
  color:rgba(255,255,255,.78);
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
  background:linear-gradient(135deg,#5fa0ff,#2f74e8);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-panel{
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.20);
  border-radius:var(--radius-lg);
  padding:26px;
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  box-shadow:var(--shadow-lg);
  min-width:0;
}
.hero-panel h2{font-size:16px;color:#fff;letter-spacing:.5px;margin-bottom:6px;}
.hero-panel .panel-note{font-size:13px;color:rgba(255,255,255,.62);margin-bottom:18px;}
.panel-item{
  display:flex;gap:14px;padding:14px 0;border-top:1px solid rgba(255,255,255,.14);
}
.panel-item:first-of-type{border-top:0;padding-top:0;}
.panel-num{
  flex:0 0 32px;width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;font-size:13px;font-weight:700;
  background:rgba(255,255,255,.14);color:#cfe0ff;border:1px solid rgba(255,255,255,.18);
}
.panel-item strong{display:block;font-size:14.8px;color:#fff;margin-bottom:3px;}
.panel-item span{display:block;font-size:13.2px;line-height:1.7;color:rgba(255,255,255,.66);}
/* ============ 板块 ============ */
.section{padding:78px 0;}
.section-white{background:#fff;}
.section-tint{background:var(--blue-50);}
.section-head{max-width:780px;margin:0 auto 44px;text-align:center;}
.section-head.is-left{margin:0 0 36px;text-align:left;max-width:800px;}
.section-eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:1px;font-weight:600;
  color:var(--blue-600);background:var(--blue-50);border:1px solid var(--blue-100);
  padding:5px 14px;border-radius:999px;margin-bottom:14px;
}
.section-white .section-eyebrow{background:#eff5ff;}
.section-head h2{font-size:clamp(21px,2.4vw,31px);letter-spacing:.3px;}
.section-head p{margin-top:14px;font-size:15.4px;line-height:1.95;color:var(--ink-3);}
/* ============ 卡片网格 ============ */
.card-grid{display:grid;gap:22px;}
.card-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.card-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.card-grid>*{min-width:0;}
.k-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);min-width:0;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.k-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0fb;}
.k-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--blue-50);color:var(--blue-700);font-weight:700;font-size:15px;
  margin-bottom:16px;border:1px solid var(--blue-100);
}
.k-card h3{font-size:17.5px;margin-bottom:10px;}
.k-card p{font-size:14.5px;line-height:1.85;color:var(--ink-3);}
.k-card .k-ask{
  display:block;margin-top:14px;padding-top:13px;border-top:1px dashed var(--line);
  font-size:13.4px;color:var(--blue-700);
}
/* ============ 两栏对照 ============ */
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.split>*{min-width:0;}
.split-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-sm);
  transition:box-shadow .22s ease,border-color .22s ease;
}
.split-card:hover{box-shadow:var(--shadow);border-color:#cfe0fb;}
.split-card h3{font-size:18.5px;margin-bottom:12px;}
.split-card>p{font-size:14.8px;line-height:1.9;color:var(--ink-3);}
.mini-list{margin-top:18px;}
.mini-list li{
  position:relative;padding-left:20px;font-size:14.2px;line-height:1.8;
  color:var(--ink-2);margin-top:9px;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;
  border-radius:50%;background:var(--blue-500);
}
.fee-box{
  margin-top:24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);
}
.fee-box h3{font-size:17px;margin-bottom:16px;}
.fee-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 26px;}
.fee-grid li{
  position:relative;padding-left:24px;font-size:14.4px;line-height:1.8;color:var(--ink-2);
}
.fee-grid li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--blue-600);font-weight:700;font-size:14px;
}
/* ============ 风控流程 ============ */
.flow-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:36px;align-items:start;}
.flow-text h3{font-size:18.5px;margin-bottom:12px;}
.flow-text p{font-size:15px;line-height:1.95;color:var(--ink-3);margin-bottom:14px;}
.flow-alert{
  margin-top:6px;background:#fffaeb;border:1px solid #fedf89;border-left:4px solid #dc6803;
  border-radius:12px;padding:16px 18px;font-size:14.2px;line-height:1.85;color:#7a4a00;
}
.step-list{display:grid;gap:14px;}
.step-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-item:hover{transform:translateX(4px);box-shadow:var(--shadow);}
.step-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#2f74e8,#1c5bd2);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;
  box-shadow:0 8px 16px rgba(28,91,210,.24);
}
.step-body{min-width:0;}
.step-body strong{display:block;font-size:15.4px;color:var(--ink);margin-bottom:4px;}
.step-body span{display:block;font-size:14px;line-height:1.8;color:var(--ink-3);}
/* ============ 核查清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.check-item{
  display:flex;gap:12px;background:#fff;border:1px solid var(--line);
  border-left:3px solid var(--blue-600);border-radius:12px;padding:16px 18px;
  font-size:14.6px;line-height:1.8;color:var(--ink-2);min-width:0;
  transition:background .2s ease,border-color .2s ease;
}
.check-item:hover{background:var(--blue-50);border-color:#c7d9f7;border-left-color:var(--blue-700);}
.check-item .tick{flex:0 0 auto;color:var(--blue-600);font-weight:700;}
/* ============ 误区 ============ */
.myth-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);min-width:0;
  transition:transform .22s ease,box-shadow .22s ease;
}
.myth-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.myth-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.5px;
  color:#b42318;background:#fef3f2;border:1px solid #fecdca;
  border-radius:999px;padding:3px 11px;margin-bottom:12px;
}
.myth-card h3{font-size:16.5px;margin-bottom:12px;}
.fact-line{
  display:flex;gap:10px;background:#f1f9f3;border:1px solid #cdebd6;
  border-radius:10px;padding:12px 14px;font-size:14px;line-height:1.8;color:#0b6b3a;
}
.fact-line .fact-tag{flex:0 0 auto;font-weight:700;}
/* ============ 术语 ============ */
.term-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;}
.term{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;min-width:0;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,transform .2s ease;
}
.term:hover{border-color:#cfe0fb;transform:translateY(-2px);}
.term strong{display:block;font-size:15px;color:var(--ink);margin-bottom:6px;}
.term span{display:block;font-size:13.6px;line-height:1.75;color:var(--ink-3);}
/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:0 22px;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#cfe0fb;}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 0;display:flex;
  justify-content:space-between;align-items:center;gap:16px;
  font-size:15.5px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;color:var(--blue-600);font-size:20px;line-height:1;
  transition:transform .22s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 0 18px;font-size:14.6px;line-height:1.9;color:var(--ink-3);}
/* ============ 下载 ============ */
.download-section{padding:78px 0;background:var(--bg);}
.download-panel{
  background:linear-gradient(150deg,#0d2a5c 0%,#0b2149 58%,#071731 100%);
  border-radius:var(--radius-lg);
  padding:44px;
  color:#fff;
  box-shadow:var(--shadow-lg);
  position:relative;
  overflow:hidden;
}
.download-panel::before{
  content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(95,160,255,.34),rgba(95,160,255,0) 70%);
}
.download-inner{position:relative;z-index:2;}
.download-title{font-size:clamp(20px,2.2vw,28px);color:#fff;letter-spacing:.4px;}
.download-desc{margin-top:12px;font-size:14.8px;line-height:1.9;color:rgba(255,255,255,.72);max-width:720px;}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px;}
.dl-card{
  display:flex;flex-direction:column;gap:6px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.20);
  border-radius:14px;padding:20px;color:#fff;min-width:0;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.dl-card:hover{background:rgba(255,255,255,.17);border-color:rgba(255,255,255,.36);transform:translateY(-3px);color:#fff;}
.dl-card:focus-visible{outline:3px solid rgba(95,160,255,.6);outline-offset:2px;}
.dl-card strong{font-size:16px;color:#fff;}
.dl-card span{font-size:13px;color:rgba(255,255,255,.66);}
.download-foot{
  margin-top:22px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.55);
  border-top:1px solid rgba(255,255,255,.14);padding-top:18px;
}
/* ============ 页脚 ============ */
.site-footer{background:#08182f;color:rgba(255,255,255,.72);padding:60px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr .85fr .85fr 1.25fr;
  gap:36px;padding-bottom:40px;
}
.footer-grid>*{min-width:0;}
.site-footer .brand{color:#fff;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-sub{color:rgba(255,255,255,.58);}
.footer-brand p{
  font-size:13.8px;line-height:1.9;color:rgba(255,255,255,.60);
  margin-top:16px;max-width:340px;
}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.70);padding:5px 0;transition:color .2s ease;}
.footer-col a:hover{color:#fff;}
.footer-note{font-size:12.8px;line-height:1.9;color:rgba(255,255,255,.52);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;}
.footer-bottom .site-container{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero{padding:132px 0 76px;}
  .flow-wrap{grid-template-columns:1fr;gap:26px;}
  .card-grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:920px){
  .site-nav{
    position:absolute;top:calc(100% + 10px);left:16px;right:16px;margin-left:0;
    flex-direction:column;align-items:stretch;gap:4px;padding:12px;
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--shadow);display:none;
  }
  .site-nav.is-open{display:flex;}
  .site-nav .nav-link{color:var(--ink-2);padding:11px 14px;}
  .site-nav .nav-link:hover{background:var(--blue-50);color:var(--blue-700);}
  .site-nav .nav-link.is-active{background:var(--blue-100);color:var(--blue-700);}
  .nav-toggle{display:flex;}
  .header-actions{margin-left:auto;}
  .header-inner{gap:12px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .download-section{padding:56px 0;}
  .split{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .fee-grid{grid-template-columns:1fr;}
  .hero-points{grid-template-columns:1fr;}
  .download-panel{padding:30px 22px;}
  .card-grid.cols-3,.card-grid.cols-2{grid-template-columns:1fr;}
  .dl-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-brand p{max-width:none;}
  .hero{padding:120px 0 64px;}
  .section-head{margin-bottom:32px;}
  .section-head.is-left{margin-bottom:26px;}
}
@media (max-width:520px){
  .site-container{padding:0 16px;}
  .brand-sub{display:none;}
  .hero h1{font-size:24px;}
  .hero-lead{font-size:15px;}
  .btn{padding:12px 20px;font-size:14.5px;}
  .btn-sm{padding:9px 14px;font-size:13.5px;}
  .split-card,.fee-box,.k-card{padding:20px 18px;}
  .step-item{padding:16px;}
  .faq-item{padding:0 16px;}
  .footer-bottom .site-container{flex-direction:column;gap:6px;}
}