/* roulang page: index */
:root{
  --primary:#1D4E89;
  --primary-dark:#163C6B;
  --primary-soft:#E8F0FA;
  --secondary:#1FA9A0;
  --secondary-soft:#E6F6F5;
  --accent:#F97316;
  --accent-soft:#FFF1E6;
  --title:#0E1B2C;
  --text:#44556B;
  --muted:#7A8AA0;
  --line:#DCE5F0;
  --card:#FFFFFF;
  --page:#F5F8FC;
  --dark:#0F2A44;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
  --sh-2:0 16px 40px rgba(29,78,137,.14);
  --sh-3:0 8px 24px rgba(14,27,44,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--page);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:700;line-height:1.32;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1280px;}}
.section{padding:88px 0;}
.section--tint{background:#EDF4FB;}
.section--white{background:#fff;}
@media (max-width:1023px){.section{padding:64px 0;}}
@media (max-width:639px){.section{padding:48px 0;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:all .2s ease;white-space:nowrap;
}
.btn i{font-size:13px;transition:transform .2s ease;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(29,78,137,.18);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 28px rgba(29,78,137,.26);}
.btn-primary:active{transform:none;box-shadow:0 6px 16px rgba(29,78,137,.18);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(249,115,22,.22);}
.btn-accent:hover{background:#e0670d;transform:translateY(-1px);}
.btn-accent:active{transform:none;}
.btn-on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-on-dark:hover{background:rgba(255,255,255,.14);transform:translateY(-1px);}
.btn-on-dark:active{transform:none;}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn-on-dark:focus-visible{outline:2px solid #fff;outline-offset:2px;}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;}
.btn-link i{transition:transform .2s ease;}
.btn-link:hover i{transform:translateX(4px);}
.btn-link:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

/* ---------- 徽章 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  padding:7px 16px;border-radius:999px;background:var(--primary-soft);color:var(--primary);
}
.pill--glass{background:rgba(255,255,255,.14);color:#DCEBFA;border:1px solid rgba(255,255,255,.28);}
.badge{display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;background:var(--secondary-soft);color:var(--secondary);}

/* ---------- 导航 ---------- */
.site-header{
  position:absolute;top:0;left:0;right:0;z-index:60;height:72px;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(255,255,255,.4);
  box-shadow:var(--sh-1);
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  position:fixed;
  background:rgba(255,255,255,.94);
  border-bottom-color:#E3EBF5;
  box-shadow:var(--sh-3);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:16px;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(29,78,137,.28);
}
.logo-text{font-size:16px;font-weight:700;color:var(--title);letter-spacing:.2px;}
.main-nav{display:flex;align-items:center;gap:26px;}
.nav-link{
  position:relative;font-size:14.5px;color:#3C4C61;padding:24px 0;font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:16px;width:0;height:2px;
  background:var(--primary);border-radius:2px;transition:width .2s ease;
}
.nav-link:hover{color:var(--primary);}
.nav-link:hover::after,.nav-link.is-active::after{width:100%;}
.nav-link.is-active{color:var(--primary);font-weight:600;}
.nav-link:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 16px;
  background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{font-size:13px;color:var(--muted);}
.nav-search input{
  border:0;background:transparent;outline:none;width:150px;font-size:13.5px;color:var(--title);
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.10);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:#fff;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  transition:background .2s ease;
}
.nav-toggle:hover{background:var(--primary-soft);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--title);border-radius:2px;transition:.2s ease;}
.nav-toggle:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;padding:96px 24px 32px;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:none;}
.mobile-drawer a.m-drawer-link{
  display:block;font-size:17px;font-weight:600;color:var(--title);
  padding:18px 0;border-bottom:1px solid var(--line);
}
.mobile-drawer a.m-drawer-link:hover{color:var(--primary);}
.mobile-drawer .btn{width:100%;margin-top:28px;}
.mobile-close{
  position:absolute;top:22px;right:22px;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--title);font-size:16px;
}
.mobile-close:hover{background:var(--primary-soft);}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;padding:160px 0 104px;overflow:hidden;background:var(--dark);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(15,42,68,.94) 0%,rgba(22,60,107,.86) 48%,rgba(29,78,137,.70) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero-copy .pill{margin-bottom:22px;}
.hero h1{
  color:#fff;font-size:42px;line-height:1.22;font-weight:800;letter-spacing:-.5px;max-width:660px;
}
.hero-sub{
  margin-top:22px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.80);max-width:600px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px;}
.trust-list{display:flex;flex-wrap:wrap;gap:24px;margin-top:38px;}
.trust-item{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.80);}
.trust-item i{color:#5FD3CB;font-size:14px;}

.login-card{
  background:rgba(255,255,255,.96);
  border:1px solid rgba(255,255,255,.6);
  border-radius:var(--r-lg);
  padding:30px;
  box-shadow:0 18px 44px rgba(8,26,46,.32);
}
.login-card h3{font-size:18px;margin-bottom:6px;}
.login-card .login-tip{font-size:13px;color:var(--muted);margin-bottom:22px;}
.login-field{margin-bottom:16px;}
.login-field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;font-weight:500;}
.login-field input{
  width:100%;height:48px;padding:0 15px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#F8FBFF;font-size:15px;color:var(--title);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;outline:none;
}
.login-field input::placeholder{color:#A9B7C9;}
.login-field input:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(29,78,137,.12);}
.login-card .btn{width:100%;margin-top:8px;}
.login-note{margin-top:14px;font-size:12px;color:var(--muted);text-align:center;line-height:1.7;}

/* ---------- 通用标题 ---------- */
.section-head{max-width:740px;margin-bottom:46px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--primary);
  background:var(--primary-soft);padding:6px 15px;border-radius:999px;margin-bottom:16px;
}
.section-head h2{font-size:30px;line-height:1.35;}
.section-head p{margin-top:16px;font-size:16px;color:var(--text);}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px;}
.section-head-row .section-head{margin-bottom:0;}

/* ---------- 要点卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#C9DCF0;}
.entry-card:hover h3{color:var(--primary);}
.entry-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:18px;margin-bottom:18px;
}
.entry-card h3{font-size:17px;margin-bottom:10px;transition:color .2s ease;}
.entry-card p{font-size:14.5px;line-height:1.8;color:var(--text);}

/* ---------- 阶梯卡 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-bottom:56px;}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 28px;box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:nth-child(2){margin-top:24px;}
.step-card:nth-child(3){margin-top:48px;}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#C9DCF0;}
.step-num{
  position:absolute;top:6px;right:18px;font-size:66px;font-weight:800;
  color:rgba(29,78,137,.07);line-height:1;pointer-events:none;
}
.step-card h3{font-size:19px;margin-bottom:18px;position:relative;z-index:1;}
.step-list li{display:flex;gap:10px;font-size:15px;color:var(--text);margin-bottom:13px;align-items:flex-start;line-height:1.7;}
.step-list i{color:var(--secondary);margin-top:5px;font-size:12px;flex-shrink:0;}
.step-card .btn-link{margin-top:14px;}

/* ---------- 方案对比 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.plan-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 26px 30px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan-card.is-featured{border:2px solid var(--primary);box-shadow:var(--sh-2);}
.plan-badge{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--accent);color:#fff;font-size:12px;font-weight:600;
  padding:5px 16px;border-radius:999px;white-space:nowrap;
}
.plan-name{font-size:19px;font-weight:700;color:var(--title);text-align:center;}
.plan-tag{font-size:13.5px;color:var(--muted);text-align:center;margin:10px 0 22px;line-height:1.7;}
.plan-rows li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;
  padding:13px 0;border-top:1px solid #EEF3FA;line-height:1.65;
}
.plan-rows li:first-child{border-top:0;padding-top:0;}
.plan-rows i{margin-top:5px;font-size:12px;flex-shrink:0;}
.plan-rows i.ok{color:var(--secondary);}
.plan-rows i.no{color:#B9C6D6;}
.plan-rows li.is-off{color:#9AA9BD;}
.plan-card .btn{width:100%;margin-top:24px;}

/* ---------- 限时横幅 ---------- */
.deal-band{
  position:relative;overflow:hidden;border-radius:20px;background:#123A63;
  padding:40px;display:grid;grid-template-columns:1.1fr auto auto;gap:34px;align-items:center;
}
.deal-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px);
}
.deal-band > *{position:relative;z-index:1;}
.deal-band h3{color:#fff;font-size:24px;}
.deal-band p{color:rgba(255,255,255,.74);font-size:15px;margin-top:12px;max-width:430px;line-height:1.75;}
.countdown{display:flex;gap:12px;}
.cd-unit{
  min-width:76px;text-align:center;padding:12px 6px;border-radius:var(--r-md);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
}
.cd-unit span{display:block;font-size:26px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2;}
.cd-unit em{font-style:normal;font-size:12px;color:rgba(255,255,255,.6);}

/* ---------- CMS 列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.news-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#C9DCF0;}
.news-card:hover h3{color:var(--primary);}
.news-card h3{
  font-size:18px;line-height:1.5;margin-bottom:10px;transition:color .2s ease;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .news-desc{
  font-size:14.5px;color:var(--text);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:18px;padding-top:16px;border-top:1px solid #EEF3FA;
  display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);
}
.news-meta i{font-size:13px;}
.news-empty{
  text-align:center;padding:60px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-lg);
}
.news-empty i{font-size:36px;color:#B9C6D6;}
.news-empty p{margin:16px 0 22px;color:var(--muted);font-size:15px;}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}
.split-media{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid #E3EBF5;box-shadow:var(--sh-1);
  background:#E8EFF8;
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:28px;margin-bottom:20px;}
.split-body > p{margin-bottom:16px;font-size:16px;line-height:1.85;}
.check-list{margin:24px 0 26px;}
.check-list li{display:flex;gap:10px;font-size:15.5px;margin-bottom:13px;align-items:flex-start;line-height:1.7;}
.check-list i{color:var(--secondary);margin-top:6px;font-size:12px;flex-shrink:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:960px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:16px;box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.is-open{border-color:#C9DCF0;box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:21px 26px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--title);line-height:1.6;
}
.faq-q:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:11px;
  transition:transform .18s ease,background .2s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease;}
.faq-a-inner{padding:0 26px 22px 42px;font-size:15px;line-height:1.85;color:var(--text);}

/* ---------- 表单 ---------- */
.form-wrap{display:grid;grid-template-columns:0.92fr 1.08fr;gap:52px;align-items:start;}
.form-intro h2{font-size:28px;margin-bottom:18px;}
.form-intro > p{font-size:16px;line-height:1.85;margin-bottom:26px;}
.trust-points li{display:flex;gap:12px;margin-bottom:18px;font-size:15px;line-height:1.75;}
.trust-points .tp-icon{
  flex-shrink:0;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:var(--secondary-soft);color:var(--secondary);font-size:15px;
}
.trust-points strong{display:block;color:var(--title);font-size:15px;margin-bottom:2px;}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px;box-shadow:var(--sh-1);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;color:var(--muted);margin-bottom:8px;font-weight:500;}
.field label .req{color:var(--accent);}
.field input,.field select,.field textarea{
  width:100%;padding:0 15px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#F8FBFF;font-size:15px;color:var(--title);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input,.field select{height:48px;}
.field textarea{min-height:116px;padding:13px 15px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:#A9B7C9;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(29,78,137,.12);
}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:#E5484D;}
.field-error{display:none;margin-top:7px;font-size:13px;color:#E5484D;}
.field.is-error .field-error{display:block;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text);margin:6px 0 22px;line-height:1.7;}
.check-row input{width:17px;height:17px;margin-top:3px;accent-color:var(--primary);flex-shrink:0;}
.form-card .btn{width:100%;}
@media (min-width:768px){.form-card .btn{max-width:320px;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding-top:66px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:300px;}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.5);margin-bottom:20px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.74);margin-bottom:13px;}
.footer-col a:hover{color:var(--accent);}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-bottom:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}

/* ---------- 触屏关闭位移 ---------- */
@media (hover:none){
  .entry-card:hover,.step-card:hover,.plan-card:hover,.news-card:hover,.btn:hover{transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .main-nav,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .hero{min-height:auto;padding:132px 0 88px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .hero h1{font-size:34px;}
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);padding-bottom:0;}
  .step-card:nth-child(2),.step-card:nth-child(3){margin-top:0;}
  .plan-grid{grid-template-columns:1fr;gap:30px;}
  .plan-card.is-featured{order:-1;}
  .deal-band{grid-template-columns:1fr;gap:24px;padding:34px 30px;}
  .split{grid-template-columns:1fr;gap:34px;}
  .form-wrap{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:639px){
  .container{padding:0 18px;}
  .hero{padding:116px 0 72px;}
  .hero h1{font-size:28px;line-height:1.36;}
  .hero-sub{font-size:15.5px;}
  .hero-cta .btn{width:100%;}
  .trust-list{gap:14px;}
  .section-head h2{font-size:22px;}
  .section-head p{font-size:15px;}
  .entry-grid{grid-template-columns:1fr;}
  .step-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .split-body h2{font-size:22px;}
  .form-intro h2{font-size:22px;}
  .form-card{padding:24px;}
  .faq-q{padding:18px 20px;font-size:15.5px;}
  .faq-a-inner{padding:0 20px 20px 36px;font-size:14.5px;}
  .deal-band{padding:28px 22px;}
  .deal-band h3{font-size:20px;}
  .countdown{justify-content:center;flex-wrap:wrap;}
  .cd-unit{min-width:64px;}
  .cd-unit span{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category1 */
:root{
  --primary:#1D4E89; --primary-dark:#163C6B; --primary-soft:#E8F0FA;
  --secondary:#1FA9A0; --secondary-soft:#E6F6F5;
  --accent:#F97316; --accent-soft:#FFF1E6;
  --ink:#0E1B2C; --text:#44556B; --muted:#7A8AA0;
  --line:#DCE5F0; --card:#FFFFFF; --page:#F5F8FC; --dark:#0F2A44;
  --success:#1FA9A0; --warn:#E5484D; --disabled:#B9C6D6;
  --radius-card:18px; --radius-sm:14px; --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
  --shadow-2:0 16px 40px rgba(29,78,137,.14);
  --shadow-3:0 8px 24px rgba(14,27,44,.10);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px; line-height:1.75; color:var(--text); background:var(--page);
  background-image:radial-gradient(rgba(29,78,137,.05) 1px, transparent 1px);
  background-size:26px 26px;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
h1{letter-spacing:-.4px}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary); outline-offset:2px; border-radius:8px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.container{max-width:1280px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:60;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(14,27,44,.06);
  box-shadow:0 1px 2px rgba(14,27,44,.05);
  transition:background-color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.94);
  border-bottom-color:#E3EBF5;
  box-shadow:var(--shadow-3);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:12px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(29,78,137,.28);
}
.logo-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;color:var(--text);padding:6px 0;white-space:nowrap}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.85);border:1px solid var(--line);
  border-radius:999px;padding:8px 14px;color:var(--muted);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.10)}
.nav-search input{width:148px;border:0;outline:none;background:transparent;font-size:14px}
.nav-search input::placeholder{color:var(--muted)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform var(--ease)}
.nav-toggle:hover{border-color:var(--primary)}

/* ============ 移动端抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:80;padding:26px 24px 34px;
  background:rgba(255,255,255,.93);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  backdrop-filter:blur(16px) saturate(1.4);
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity 240ms ease,transform 240ms ease,visibility 240ms ease;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:17px}
.drawer-close:hover{border-color:var(--primary);color:var(--primary)}
.drawer-nav{display:flex;flex-direction:column;padding:14px 0 0}
.drawer-nav a{font-size:18px;color:var(--ink);padding:15px 4px;border-bottom:1px solid var(--line)}
.drawer-nav a:hover{color:var(--primary)}
.drawer-cta{margin-top:auto;width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-weight:600;font-size:15px;line-height:1;
  padding:13px 24px;border:1px solid transparent;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:10px}
.btn-lg{padding:16px 30px;font-size:16px;border-radius:14px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(29,78,137,.20)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 14px 30px rgba(29,78,137,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(29,78,137,.20)}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-soft);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--primary);padding-left:8px;padding-right:8px}
.btn-ghost i{transition:transform var(--ease)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-on-dark{background:#fff;color:var(--primary)}
.btn-on-dark:hover{background:var(--primary-soft);transform:translateY(-1px)}

/* ============ 分类页 Hero ============ */
.page-hero{position:relative;overflow:hidden;background:var(--dark);padding:150px 0 74px}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(15,42,68,.94) 0%,rgba(22,60,107,.86) 48%,rgba(29,78,137,.72) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:900px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:#9FB6D0;margin-bottom:20px}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{color:#6C87A6}
.breadcrumb .current{color:#E8F0FA}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  color:#E8F0FA;font-size:13px;font-weight:600;
}
.page-hero h1{color:#fff;font-size:40px;line-height:1.28;margin:20px 0 18px;letter-spacing:-.6px}
.page-hero .lead{color:#C9DAEC;font-size:18px;line-height:1.85;max-width:760px}
.anchor-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.anchor-bar a{
  padding:9px 18px;border-radius:999px;font-size:14px;color:#EAF2FB;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
}
.anchor-bar a:hover{background:#fff;color:var(--primary);border-color:#fff;transform:translateY(-1px)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-tight{padding:0 0 88px}
.section-alt{background:#fff}
.section-head{max-width:780px;margin-bottom:44px}
.section-head h2{font-size:28px;margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--primary);background:var(--primary-soft);padding:6px 13px;border-radius:999px;
}
.eyebrow-green{color:#127C76;background:var(--secondary-soft)}

/* ============ Z 字图文块 ============ */
.zblock{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:48px 0;
}
.zblock + .zblock{border-top:1px solid var(--line)}
.zblock.is-reverse .z-media{order:2}
.z-media{
  position:relative;border-radius:16px;overflow:hidden;background:#E8EFF8;
  border:1px solid #E3EBF5;box-shadow:var(--shadow-1);aspect-ratio:4/3;
  transition:box-shadow var(--ease),transform var(--ease);
}
.z-media img{width:100%;height:100%;object-fit:cover}
.zblock:hover .z-media{box-shadow:var(--shadow-2);transform:translateY(-4px)}
.z-tag{
  position:absolute;left:16px;top:16px;z-index:2;
  background:rgba(255,255,255,.92);color:var(--primary);
  font-size:12px;font-weight:700;padding:6px 12px;border-radius:999px;
  box-shadow:0 4px 12px rgba(14,27,44,.12);
}
.z-content h2{font-size:26px;margin:16px 0 16px}
.z-content p{color:var(--text);max-width:760px}
.z-content p + p{margin-top:14px}
.checks{margin-top:24px;display:grid;gap:12px}
.checks li{
  display:flex;gap:11px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:13px 16px;font-size:15px;color:var(--ink);
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.checks li:hover{border-color:#C6D9EE;box-shadow:var(--shadow-1);transform:translateY(-2px)}
.checks i{color:var(--secondary);margin-top:4px;font-size:15px}
.checks strong{font-weight:700;color:var(--ink)}

/* ============ 双 CTA ============ */
.cta-pair{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-1);padding:48px;text-align:center;
}
.cta-pair h2{font-size:26px}
.cta-pair p{color:var(--muted);margin:14px auto 28px;max-width:640px}
.btn-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ============ 底部 CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;background:#123A63;
  padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-2);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:18px 18px;opacity:.55;
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:26px}
.cta-band p{color:#B9CDE4;margin-top:10px;max-width:640px}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-mark{background:var(--primary)}
.footer-brand p{color:#93A9C2;font-size:14px;line-height:1.85;margin-top:16px;max-width:320px}
.footer-col h4{color:#8FA6BF;font-size:14px;font-weight:600;margin-bottom:16px}
.footer-col a,.footer-col p{display:block;color:#C6D5E6;font-size:14px;padding:6px 0}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);margin-top:46px;padding-top:22px;
  color:#8FA6BF;font-size:12px;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 20px}
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:flex}
  .section{padding:64px 0}
  .section-tight{padding:0 0 64px}
  .zblock{grid-template-columns:1fr;gap:26px;padding:36px 0}
  .zblock.is-reverse .z-media{order:0}
  .page-hero{padding:126px 0 60px}
  .page-hero h1{font-size:32px}
  .page-hero .lead{font-size:17px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:639px){
  .section{padding:48px 0}
  .section-tight{padding:0 0 48px}
  .page-hero{padding:110px 0 52px}
  .page-hero h1{font-size:26px;line-height:1.42;margin:16px 0 14px}
  .page-hero .lead{font-size:16px;line-height:1.8}
  .section-head h2,.z-content h2,.cta-pair h2,.cta-band h2{font-size:22px}
  .cta-band{padding:32px 24px;flex-direction:column;text-align:center}
  .cta-pair{padding:30px 22px}
  .btn-row .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .anchor-bar a{font-size:13px;padding:8px 14px}
}
@media (hover:none){
  .zblock:hover .z-media,.checks li:hover,.btn-primary:hover,.btn-outline:hover,.anchor-bar a:hover{transform:none}
}

/* roulang page: article */
:root{
  --primary:#1D4E89; --primary-dark:#163C6B; --primary-soft:#E8F0FA;
  --secondary:#1FA9A0; --secondary-soft:#E6F6F5;
  --accent:#F97316; --accent-soft:#FFF1E6;
  --ink:#0E1B2C; --text:#44556B; --muted:#7A8AA0;
  --line:#DCE5F0; --line-soft:#EEF3FA; --card:#FFFFFF; --page:#F5F8FC; --deep:#0F2A44;
  --warn:#E5484D; --disabled:#B9C6D6;
  --r-lg:18px; --r-md:14px; --r-btn:12px;
  --sh-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
  --sh-2:0 16px 40px rgba(29,78,137,.14);
  --sh-3:0 8px 24px rgba(14,27,44,.10);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box}
body.site-body{
  margin:0; padding-top:72px;
  font-family:'PingFang SC','Microsoft YaHei','Hiragino Sans GB','Noto Sans SC',system-ui,-apple-system,sans-serif;
  background:var(--page); color:var(--text); font-size:16px; line-height:1.8;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35}
p{margin:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1280px){.container{max-width:1280px}}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;height:72px;display:flex;align-items:center;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(14,27,44,.06);
  box-shadow:var(--sh-1);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-solid{background:rgba(255,255,255,.94)}
.site-header.is-scrolled{background:rgba(255,255,255,.94);border-bottom-color:#E3EBF5;box-shadow:var(--sh-3)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-size:16px;font-weight:800;letter-spacing:.5px;
}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:14.5px;color:var(--text);padding:6px 0;transition:color var(--ease);white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--primary);transition:width var(--ease)}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.78);border:1px solid var(--line);color:var(--muted);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.10)}
.nav-search input{border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);width:150px}
.nav-search input::placeholder{color:var(--muted)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:***px;background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--ease),opacity var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-drawer{
  position:fixed;inset:0;z-index:80;padding:92px 24px 32px;
  background:rgba(255,255,255,.95);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  display:flex;flex-direction:column;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity 220ms ease,transform 220ms ease,visibility 220ms ease;
}
.nav-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.nav-drawer a.drawer-link{font-size:17px;font-weight:600;color:var(--ink);padding:12px 0;border-bottom:1px solid var(--line-soft)}
.nav-drawer a.drawer-link:hover{color:var(--primary)}
.nav-drawer .drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--muted)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(29,78,137,.18)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(29,78,137,.24)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(29,78,137,.18)}
.btn-ghost{background:#fff;color:var(--primary);border-color:rgba(29,78,137,.35)}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(249,115,22,.22)}
.btn-accent:hover{background:#EA6A0C;transform:translateY(-1px);box-shadow:0 12px 26px rgba(249,115,22,.28)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{background:var(--primary-soft)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-lg{padding:14px 28px;font-size:16px}

/* ============ 面包屑 ============ */
.crumb-bar{padding-top:28px;padding-bottom:4px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.breadcrumb a{color:var(--muted);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--disabled)}
.breadcrumb .current{color:var(--primary);font-weight:600}

/* ============ 文章布局 ============ */
.article-layout{padding-top:28px;padding-bottom:64px}
.article-main{max-width:760px}
.post-head{padding-top:8px}
.post-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.pill{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.6;
}
.pill-primary{background:var(--primary-soft);color:var(--primary)}
.pill-soft{background:var(--secondary-soft);color:#137A73}
.pill-accent{background:var(--accent-soft);color:#C2560B}
.post-title{font-size:clamp(24px,3.6vw,36px);font-weight:700;color:var(--ink);letter-spacing:.2px}
.post-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:14px;color:var(--muted)}
.post-meta span{display:inline-flex;align-items:center;gap:7px}
.post-meta i{color:var(--primary);font-size:14px}
.rule{height:1px;background:var(--line);border:0;margin:22px 0 0}
.article-cover{margin:26px 0 0}
.article-cover img{width:100%;border-radius:16px;border:1px solid #E3EBF5;box-shadow:var(--sh-1);aspect-ratio:16/7;object-fit:cover;background:#E8EFF8}

/* ============ 正文排版 ============ */
.article-body{margin-top:32px;font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:break-word}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  font-size:clamp(20px,2.3vw,24px);font-weight:700;color:var(--ink);
  margin:40px 0 18px;padding-left:12px;border-left:4px solid var(--primary);
}
.article-body h3{font-size:19px;font-weight:600;color:var(--ink);margin:28px 0 14px}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:22px 0 12px}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--primary-dark)}
.article-body strong{color:var(--ink);font-weight:600}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;line-height:1.9}
.article-body li{margin-bottom:8px}
.article-body ul li::marker{color:var(--secondary)}
.article-body ol li::marker{color:var(--primary);font-weight:600}
.article-body ul ul,.article-body ol ol,.article-body ul ol,.article-body ol ul{margin:10px 0 0}
.article-body blockquote{
  margin:24px 0;padding:16px 18px;border-left:3px solid var(--secondary);
  background:#F1F7FA;border-radius:0 14px 14px 0;color:#33506B;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:16px;box-shadow:var(--sh-1);margin:24px 0 10px}
.article-body figcaption,.article-body .caption{font-size:12px;color:var(--muted);text-align:center;margin-bottom:18px}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;font-size:14.5px;
}
.article-body th{background:var(--primary-soft);color:var(--ink);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line-soft)}
.article-body tbody tr:nth-child(even){background:#F8FAFD}
.article-body tbody tr:last-child td{border-bottom:0}
@media (max-width:767px){
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
}

/* ============ 空态 ============ */
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:56px 28px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state i{font-size:38px;color:var(--disabled)}
.empty-state h2{font-size:22px;margin:16px 0 10px}
.empty-state p{color:var(--muted);font-size:15px;max-width:460px;margin:0 auto 22px}

/* ============ 标签行 ============ */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.tag-label{font-size:13px;color:var(--muted);margin-right:4px}
.tag-pill{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:13px;
  background:#fff;border:1px solid var(--line);color:var(--text);transition:all var(--ease);
}
.tag-pill:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);transform:translateY(-1px)}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){.article-side{position:sticky;top:96px}}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1)}
.side-title{font-size:15px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px;margin-bottom:14px}
.side-title i{color:var(--primary)}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow-y:auto}
.toc-link{
  display:block;font-size:14px;color:var(--text);padding:8px 10px;border-radius:10px;
  border-left:2px solid transparent;transition:all var(--ease);
}
.toc-link:hover{color:var(--primary);background:var(--primary-soft)}
.toc-link.is-active{color:var(--primary);font-weight:600;background:var(--primary-soft);border-left-color:var(--primary)}
.side-link{display:block;padding:12px 0;border-bottom:1px dashed var(--line)}
.side-link:last-child{border-bottom:0;padding-bottom:0}
.side-link .sl-title{display:block;font-size:14.5px;color:var(--ink);font-weight:600;transition:color var(--ease)}
.side-link:hover .sl-title{color:var(--primary)}
.side-link .sl-meta{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}
.side-cta{background:var(--primary);border-radius:16px;padding:24px;color:#fff;box-shadow:0 14px 34px rgba(29,78,137,.24)}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:8px}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.82);margin-bottom:16px}
.side-cta .btn{width:100%}

/* ============ 板块 ============ */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:72px 0}}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,3vw,28px);font-weight:700}
.section-head p{margin-top:10px;font-size:15px;color:var(--muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary);background:var(--primary-soft);padding:6px 14px;border-radius:999px;margin-bottom:14px}

/* ============ 推荐卡 ============ */
.reco-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);height:100%;
  display:flex;flex-direction:column;
}
.reco-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.reco-thumb{display:block;aspect-ratio:16/9;background:#E8EFF8;overflow:hidden}
.reco-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;box-shadow:none;margin:0;transition:transform 320ms ease}
.reco-card:hover .reco-thumb img{transform:scale(1.04)}
.reco-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.reco-body h3{font-size:18px;font-weight:700}
.reco-body h3 a:hover{color:var(--primary)}
.reco-body p{font-size:14.5px;color:var(--muted);line-height:1.8}
.reco-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.reco-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600}
.reco-more i{transition:transform var(--ease)}
.reco-card:hover .reco-more i{transform:translateX(4px)}

/* ============ FAQ ============ */
.faq-wrap{display:grid;gap:14px;max-width:960px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:box-shadow var(--ease),border-color var(--ease)}
.faq-item.is-open{border-color:#CFE0F5;box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  background:transparent;border:0;padding:20px 22px;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;
}
.faq-q i{color:var(--primary);font-size:15px;transition:transform 180ms ease;flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease}
.faq-a-inner{padding:0 22px 22px 38px;font-size:15px;line-height:1.85;color:var(--text)}
.faq-a-inner p{margin-bottom:10px}
.faq-a-inner p:last-child{margin-bottom:0}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--deep);border-radius:20px;
  padding:40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:16px 16px;
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,26px);position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.74);font-size:15px;margin-top:10px;max-width:560px;position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
@media (max-width:767px){.cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px}}

/* ============ 页脚 ============ */
.site-footer{margin-top:72px;background:var(--deep);color:rgba(255,255,255,.72);padding:56px 0 24px}
.footer-grid{display:grid;gap:36px;grid-template-columns:1.4fr 1fr 1fr 1.2fr}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-mark{background:#fff;color:var(--primary)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:320px}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.92);margin-bottom:16px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:6px 0;transition:color var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:14px;color:rgba(255,255,255,.6);line-height:1.85;margin-bottom:8px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12px;color:rgba(255,255,255,.5);
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr}
}

/* ============ 响应式导航 ============ */
@media (max-width:1023px){
  body.site-body{padding-top:60px}
  .site-header{height:60px}
  .main-nav{display:none}
  .nav-search{display:none}
  .nav-toggle{display:flex}
  .logo-text{font-size:15.5px}
}
@media (max-width:520px){
  .logo-text{max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .article-layout{padding-top:20px}
}
@media (hover:none){
  .reco-card:hover{transform:none}
  .btn:hover{transform:none}
  .tag-pill:hover{transform:none}
}

/* roulang page: category2 */
:root{
    --primary:#1D4E89;
    --primary-dark:#163C6B;
    --primary-soft:#E8F0FA;
    --secondary:#1FA9A0;
    --secondary-soft:#E6F6F5;
    --accent:#F97316;
    --accent-soft:#FFF1E6;
    --ink:#0E1B2C;
    --body:#44556B;
    --muted:#7A8AA0;
    --line:#DCE5F0;
    --line-soft:#EEF3FA;
    --card:#FFFFFF;
    --page:#F5F8FC;
    --deep:#0F2A44;
    --success:#1FA9A0;
    --warn:#E5484D;
    --r-lg:18px;
    --r-md:14px;
    --r-sm:12px;
    --sh-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
    --sh-2:0 16px 40px rgba(29,78,137,.14);
    --sh-3:0 8px 24px rgba(14,27,44,.10);
    --t:200ms ease;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;scroll-padding-top:96px;}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,sans-serif;
    background:var(--page);
    color:var(--body);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  p{margin:0;}
  h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
  a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t);}
  img{display:block;max-width:100%;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  input{font:inherit;}
  a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  @media (min-width:1280px){ .container{max-width:1280px;} }

  /* ============ 导航 ============ */
  .site-header{
    position:fixed;top:0;left:0;right:0;z-index:60;
    background:rgba(255,255,255,.62);
    -webkit-backdrop-filter:blur(14px) saturate(1.4);
    backdrop-filter:blur(14px) saturate(1.4);
    border-bottom:1px solid rgba(255,255,255,.4);
    box-shadow:0 1px 2px rgba(14,27,44,.04);
    transition:background-color var(--t),box-shadow var(--t),border-color var(--t);
  }
  .site-header.is-scrolled{
    background:rgba(255,255,255,.94);
    border-bottom-color:#E3EBF5;
    box-shadow:var(--sh-3);
  }
  .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
  .logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.2px;}
  .logo-mark{
    width:34px;height:34px;flex:0 0 auto;border-radius:10px;
    display:grid;place-items:center;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#fff;font-size:16px;font-weight:800;
    box-shadow:0 6px 16px rgba(29,78,137,.28);
  }
  .logo-text{white-space:nowrap;}
  .main-nav{display:flex;align-items:center;gap:4px;}
  .nav-link{
    position:relative;display:inline-block;
    padding:8px 12px;border-radius:10px;
    font-size:15px;font-weight:500;color:#44556B;
  }
  .nav-link::after{
    content:"";position:absolute;left:50%;bottom:2px;
    width:0;height:2px;border-radius:2px;background:var(--primary);
    transform:translateX(-50%);transition:width var(--t);
  }
  .nav-link:hover{color:var(--primary);}
  .nav-link:hover::after,.nav-link.is-active::after{width:18px;}
  .nav-link.is-active{color:var(--primary);font-weight:600;}
  .nav-actions{display:flex;align-items:center;gap:12px;}
  .nav-search{
    display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
    border-radius:999px;background:rgba(232,240,250,.75);
    border:1px solid var(--line);color:var(--muted);
    transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
  }
  .nav-search:focus-within{border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(29,78,137,.12);}
  .nav-search input{border:0;background:transparent;outline:none;width:150px;font-size:14px;color:var(--ink);}
  .nav-search input::placeholder{color:var(--muted);}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:12px;
    border:1px solid var(--line);background:#fff;
    flex-direction:column;align-items:center;justify-content:center;gap:4px;
    transition:border-color var(--t),box-shadow var(--t);
  }
  .nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:background-color var(--t);}
  .nav-toggle:hover{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.10);}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:var(--r-sm);border:1px solid transparent;
    font-weight:600;white-space:nowrap;
    transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  }
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-md{height:46px;padding:0 22px;font-size:15px;}
  .btn-lg{height:52px;padding:0 28px;font-size:16px;}
  .btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(29,78,137,.22);}
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(29,78,137,.30);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(29,78,137,.22);}
  .btn-outline{background:#fff;border-color:var(--primary);color:var(--primary);}
  .btn-outline:hover{background:var(--primary-soft);transform:translateY(-1px);}
  .btn-outline:active{transform:translateY(0);}
  .btn-light{background:#fff;color:var(--primary);}
  .btn-light:hover{background:var(--primary-soft);transform:translateY(-1px);}
  .btn-light:active{transform:translateY(0);}
  .btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(249,115,22,.26);}
  .btn-accent:hover{background:#e0620d;transform:translateY(-1px);}
  .btn-accent:active{transform:translateY(0);}
  .text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
  .text-link i{transition:transform var(--t);}
  .text-link:hover i{transform:translateX(4px);}
  .text-link:hover{color:var(--primary-dark);}

  /* ============ 移动端抽屉 ============ */
  .mobile-drawer{
    position:fixed;inset:0;z-index:70;
    padding:88px 24px 32px;
    background:rgba(255,255,255,.94);
    -webkit-backdrop-filter:blur(16px) saturate(1.3);
    backdrop-filter:blur(16px) saturate(1.3);
    display:flex;flex-direction:column;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity 240ms ease,transform 240ms ease,visibility 240ms ease;
    overflow-y:auto;
  }
  .mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
  .drawer-link{display:block;padding:14px 4px;font-size:17px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line);}
  .drawer-link:hover,.drawer-link.is-active{color:var(--primary);}
  .drawer-cta{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
  .drawer-tip{margin-top:24px;font-size:13px;color:var(--muted);line-height:1.8;}

  /* ============ 页面头 ============ */
  .page-hero{
    position:relative;
    padding:148px 0 76px;
    background:#0F2A44 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    overflow:hidden;
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background:linear-gradient(115deg,rgba(15,42,68,.90) 0%,rgba(29,78,137,.74) 58%,rgba(31,169,160,.52) 100%);
  }
  .page-hero-inner{position:relative;z-index:1;}
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:20px;font-size:14px;color:rgba(255,255,255,.72);}
  .crumb a{color:rgba(255,255,255,.82);}
  .crumb a:hover{color:#fff;}
  .crumb .sep{color:rgba(255,255,255,.44);}
  .crumb .cur{color:#fff;font-weight:600;}
  .page-hero h1{
    font-size:40px;line-height:1.25;color:#fff;max-width:840px;
  }
  .page-hero h1 em{font-style:normal;color:#9FE7E1;}
  .hero-lead{
    margin-top:20px;max-width:760px;
    font-size:18px;line-height:1.75;color:rgba(255,255,255,.86);
  }
  .badge{
    display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
    border-radius:999px;font-size:12px;font-weight:600;
    background:var(--primary-soft);color:var(--primary);letter-spacing:.2px;
  }
  .badge-hero{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28);}
  .anchor-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px;}
  .anchor-bar a{
    display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;
    border-radius:999px;font-size:14px;font-weight:500;color:#fff;
    background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
    transition:background-color var(--t),color var(--t),transform var(--t);
  }
  .anchor-bar a:hover{background:#fff;color:var(--primary);transform:translateY(-2px);}

  /* ============ 区块 ============ */
  .section{padding:88px 0;}
  .section.is-soft{background:linear-gradient(180deg,#FFFFFF 0%,#F5F8FC 100%);}
  .section-head{max-width:760px;margin-bottom:40px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--secondary);
  }
  .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--secondary);}
  .section-head h2{margin-top:14px;font-size:28px;line-height:1.35;}
  .section-head p{margin-top:14px;font-size:15.5px;line-height:1.8;color:var(--body);}

  /* ============ 卡片网格 ============ */
  .card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .info-card{
    display:flex;flex-direction:column;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    overflow:hidden;box-shadow:var(--sh-1);
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE0F2;}
  .info-card:hover .info-card-title{color:var(--primary);}
  .card-media{position:relative;aspect-ratio:16/10;background:#E8EFF8;overflow:hidden;}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
  .info-card:hover .card-media img{transform:scale(1.04);}
  .card-media .badge{
    position:absolute;top:12px;left:12px;
    background:rgba(255,255,255,.94);color:var(--primary);
    box-shadow:0 2px 10px rgba(14,27,44,.14);
  }
  .card-body{display:flex;flex-direction:column;flex:1;gap:12px;padding:22px 24px 24px;}
  .info-card-title{font-size:18px;line-height:1.45;transition:color var(--t);}
  .card-text{font-size:14.5px;line-height:1.78;color:var(--body);}
  .card-foot{
    margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding-top:14px;border-top:1px solid var(--line-soft);
  }
  .tag{
    display:inline-flex;align-items:center;height:24px;padding:0 10px;
    border-radius:999px;background:var(--secondary-soft);color:#128079;
    font-size:12px;font-weight:600;
  }

  /* ============ 数据带 ============ */
  .stat-band{
    display:grid;grid-template-columns:repeat(4,1fr);gap:8px;
    padding:8px;background:#fff;border:1px solid var(--line);
    border-radius:22px;box-shadow:var(--sh-1);
  }
  .stat-item{
    display:flex;gap:14px;align-items:flex-start;
    padding:22px 20px;border-radius:16px;
    transition:background-color var(--t);
  }
  .stat-item:hover{background:var(--primary-soft);}
  .stat-icon{
    width:46px;height:46px;flex:0 0 auto;border-radius:14px;
    display:grid;place-items:center;font-size:18px;
    background:var(--primary-soft);color:var(--primary);
  }
  .stat-item:nth-child(2) .stat-icon{background:var(--secondary-soft);color:#128079;}
  .stat-item:nth-child(3) .stat-icon{background:var(--accent-soft);color:#C2570A;}
  .stat-item:nth-child(4) .stat-icon{background:var(--primary-soft);color:var(--primary-dark);}
  .stat-label{font-size:15px;font-weight:700;color:var(--ink);}
  .stat-desc{margin-top:6px;font-size:13.5px;line-height:1.7;color:var(--muted);}

  /* ============ 处理顺序 ============ */
  .order-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
  .order-card{
    position:relative;display:flex;flex-direction:column;gap:12px;
    padding:30px 26px;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-lg);box-shadow:var(--sh-1);
    transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  }
  .order-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE0F2;}
  .order-num{
    width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
    font-size:18px;font-weight:800;color:var(--primary);
    background:rgba(29,78,137,.08);
  }
  .order-card:hover .order-num{background:var(--primary);color:#fff;}
  .order-card h3{font-size:18px;}
  .order-card p{font-size:14.5px;line-height:1.78;}
  .order-line{
    position:absolute;top:52px;left:0;right:0;height:2px;
    background:linear-gradient(90deg,rgba(29,78,137,.16),rgba(31,169,160,.16));
    z-index:0;
  }

  /* ============ FAQ ============ */
  .faq-wrap{max-width:960px;margin:0 auto;display:grid;gap:14px;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    box-shadow:var(--sh-1);overflow:hidden;
    transition:border-color var(--t),box-shadow var(--t);
  }
  .faq-item.is-open{border-color:#CFE0F2;box-shadow:var(--sh-2);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 24px;text-align:left;
    font-size:17px;font-weight:600;color:var(--ink);
    transition:color var(--t);
  }
  .faq-q:hover{color:var(--primary);}
  .faq-icon{position:relative;width:22px;height:22px;flex:0 0 auto;border-radius:50%;background:var(--primary-soft);}
  .faq-icon::before,.faq-icon::after{
    content:"";position:absolute;left:50%;top:50%;background:var(--primary);
    border-radius:2px;transform:translate(-50%,-50%);transition:transform var(--t),opacity var(--t);
  }
  .faq-icon::before{width:10px;height:2px;}
  .faq-icon::after{width:2px;height:10px;}
  .faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease;}
  .faq-a-inner{padding:0 24px 22px 40px;font-size:15px;line-height:1.85;color:var(--body);}

  /* ============ CTA ============ */
  .cta-band{
    position:relative;overflow:hidden;
    padding:56px 48px;border-radius:24px;color:#fff;
    background:#123A63;
    box-shadow:0 20px 44px rgba(15,42,68,.26);
    display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
    background-size:22px 22px;opacity:.35;
  }
  .cta-copy{position:relative;z-index:1;max-width:640px;}
  .cta-copy h2{color:#fff;font-size:26px;line-height:1.4;}
  .cta-copy p{margin-top:12px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.82);}
  .cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}

  /* ============ 页脚 ============ */
  .site-footer{background:var(--deep);color:#C7D5E6;margin-top:0;}
  .footer-grid{
    display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;
    padding:64px 0 48px;
  }
  .footer-brand .logo-text{color:#fff;}
  .footer-brand p{margin-top:18px;max-width:330px;font-size:14px;line-height:1.85;color:#9FB4CC;}
  .footer-col h4{margin-bottom:16px;font-size:14px;font-weight:600;color:rgba(255,255,255,.72);letter-spacing:.4px;}
  .footer-col a{display:block;padding:6px 0;font-size:14px;color:#C7D5E6;}
  .footer-col a:hover{color:var(--accent);}
  .footer-col p{padding:5px 0;font-size:14px;line-height:1.75;color:#9FB4CC;}
  .footer-bottom{
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
    padding:20px 0 28px;font-size:12px;color:#8CA2BC;
    border-top:1px solid rgba(255,255,255,.12);
  }

  /* ============ 响应式 ============ */
  @media (max-width:1023px){
    .main-nav,.nav-search{display:none;}
    .nav-toggle{display:flex;}
    .nav-inner{height:60px;}
    .page-hero{padding:124px 0 60px;}
    .section{padding:64px 0;}
    .card-grid{grid-template-columns:repeat(2,1fr);}
    .stat-band{grid-template-columns:repeat(2,1fr);}
    .order-wrap{grid-template-columns:1fr;}
    .order-line{display:none;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .page-hero h1{font-size:32px;}
  }
  @media (max-width:767px){
    .section-head h2{font-size:22px;}
    .cta-band{padding:40px 26px;}
    .cta-copy h2{font-size:21px;}
  }
  @media (max-width:639px){
    .container{padding:0 18px;}
    .page-hero{padding:112px 0 52px;}
    .page-hero h1{font-size:28px;}
    .hero-lead{font-size:16px;}
    .section{padding:48px 0;}
    .card-grid{grid-template-columns:1fr;}
    .stat-band{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;}
    .info-card:hover,.order-card:hover,.stat-item:hover{transform:none;}
    .btn-primary:hover,.btn-outline:hover,.btn-light:hover,.btn-accent:hover{transform:none;}
    .faq-q{font-size:16px;padding:18px 18px;}
    .faq-a-inner{padding:0 18px 20px 18px;}
  }

/* roulang page: category3 */
:root{
  --primary:#1D4E89;
  --primary-dark:#163C6B;
  --primary-light:#E8F0FA;
  --secondary:#1FA9A0;
  --secondary-light:#E6F6F5;
  --accent:#F97316;
  --accent-light:#FFF1E6;
  --title:#0E1B2C;
  --text:#44556B;
  --muted:#7A8AA0;
  --line:#DCE5F0;
  --card:#FFFFFF;
  --page:#F5F8FC;
  --dark:#0F2A44;
  --radius:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
  --shadow-2:0 16px 40px rgba(29,78,137,.14);
  --shadow-3:0 8px 24px rgba(14,27,44,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--title);font-weight:600;line-height:1.32;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
section[id]{scroll-margin-top:96px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1240px;}}

/* ---------- 导航 ---------- */
.site-header{
  position:absolute;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(14,27,44,.06);
  box-shadow:0 1px 2px rgba(14,27,44,.04);
  transition:background .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.site-header.is-scrolled{
  position:fixed;
  background:rgba(255,255,255,.94);
  border-bottom-color:#E3EBF5;
  box-shadow:var(--shadow-3);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700;
  box-shadow:0 6px 16px rgba(29,78,137,.28);
}
.logo-text{font-size:17px;font-weight:600;color:var(--title);letter-spacing:.2px;}
.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;color:#33465c;border-radius:8px;
  transition:color .2s ease, background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--primary);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--primary);font-weight:600;background:var(--primary-light);}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:999px;color:var(--muted);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search input{
  border:0;outline:0;background:transparent;font-family:inherit;font-size:14px;width:150px;color:var(--title);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.12);}
.nav-toggle{
  display:none;width:40px;height:40px;padding:0;border:1px solid var(--line);border-radius:10px;background:#fff;
  flex-direction:column;gap:4px;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--title);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(29,78,137,.22);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(29,78,137,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(29,78,137,.2);}
.btn-outline{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);}
.btn-outline:active{background:var(--primary-light);transform:translateY(0);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(249,115,22,.24);}
.btn-accent:hover{background:#e2660d;transform:translateY(-1px);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--primary);height:auto;padding:0;font-weight:600;box-shadow:none;}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--primary);outline-offset:2px;border-radius:8px;
}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;inset:0;z-index:90;background:rgba(15,42,68,.36);
  opacity:0;visibility:hidden;transition:opacity .25s ease, visibility .25s ease;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(86vw,360px);height:100%;padding:26px 22px;
  background:rgba(255,255,255,.96);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:-10px 0 40px rgba(14,27,44,.18);
  display:flex;flex-direction:column;gap:22px;
  transform:translateX(100%);transition:transform .28s ease;
}
.mobile-drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{padding:12px 14px;border-radius:12px;font-size:16px;color:var(--title);}
.drawer-nav a:hover{background:var(--primary-light);color:var(--primary);}
.drawer-nav a.is-active{background:var(--primary-light);color:var(--primary);font-weight:600;}
.drawer-foot{margin-top:auto;display:grid;gap:12px;font-size:14px;color:var(--muted);}

/* ---------- 页头横幅 ---------- */
.page-banner{
  position:relative;
  padding:140px 0 76px;
  color:#fff;
  background-image:linear-gradient(105deg,rgba(29,78,137,.94),rgba(15,42,68,.88)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);}
.breadcrumb a{color:rgba(255,255,255,.88);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:#fff;font-weight:600;}
.page-title{font-size:40px;line-height:1.24;color:#fff;margin-top:20px;max-width:900px;}
.page-lead{margin-top:18px;font-size:18px;line-height:1.85;color:rgba(255,255,255,.86);max-width:760px;}
.anchor-bar{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.anchor-bar a{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:999px;
  font-size:14px;color:#fff;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.anchor-bar a:hover{background:#fff;color:var(--primary);border-color:#fff;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-alt{background:#fff;}
.section-head{max-width:780px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:var(--primary-light);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:16px;
}
.section-title{font-size:28px;margin-bottom:14px;}
.section-sub{font-size:16px;color:var(--text);max-width:760px;}

/* ---------- 准备事项卡 ---------- */
.prep-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow-1);height:100%;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.prep-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:#CFDEEE;}
.prep-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--secondary-light);color:var(--secondary);font-size:18px;margin-bottom:18px;
}
.prep-card h3{font-size:18px;margin-bottom:10px;}
.prep-card p{font-size:15px;color:var(--text);line-height:1.8;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;max-width:940px;margin:0 auto;}
.timeline::before{
  content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),rgba(29,78,137,.12));
}
.tl-item{position:relative;padding-left:78px;padding-bottom:44px;}
.tl-item:last-child{padding-bottom:0;}
.tl-node{
  position:absolute;left:0;top:4px;width:48px;height:48px;border-radius:50%;
  background:var(--primary);color:#fff;display:grid;place-items:center;
  font-size:17px;font-weight:700;border:4px solid var(--page);
  box-shadow:0 8px 20px rgba(29,78,137,.28);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow-1);transition:transform .2s ease, box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.tl-card h3{font-size:20px;margin-bottom:12px;}
.tl-card>p{font-size:15.5px;color:var(--text);}
.tl-points{margin-top:18px;display:grid;gap:9px;}
.tl-points li{position:relative;padding-left:22px;font-size:15px;color:#3c4c60;}
.tl-points li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--secondary);
}
.tl-media{
  margin-top:20px;border-radius:16px;overflow:hidden;border:1px solid #E3EBF5;background:#E8EFF8;
}
.tl-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.tl-tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent-light);color:#B4530A;font-size:12px;font-weight:600;margin-bottom:12px;
}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-1);
  overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFDEEE;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:600;color:var(--title);transition:color .2s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--primary-light);color:var(--primary);font-size:15px;
  transition:transform .22s ease, background .22s ease, color .22s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease;}
.faq-a p{padding:0 24px 22px 40px;font-size:15px;color:var(--text);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;background:#123A63;color:#fff;
  padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 18px 44px rgba(15,42,68,.22);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:repeating-linear-gradient(45deg,#fff 0 1px,transparent 1px 12px);
}
.cta-band h2{color:#fff;font-size:26px;position:relative;}
.cta-band p{color:rgba(255,255,255,.78);margin-top:12px;font-size:15.5px;max-width:620px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:330px;}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.55);letter-spacing:.06em;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.78);padding:6px 0;}
.footer-col a:hover{color:var(--accent);}
.footer-col p{font-size:14px;color:rgba(255,255,255,.7);padding:4px 0;line-height:1.75;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .main-nav,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:64px 0;}
  .page-banner{padding:118px 0 60px;}
  .page-title{font-size:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
}
@media (max-width:639px){
  .container{padding:0 20px;}
  .nav-inner{height:60px;}
  .section{padding:48px 0;}
  .page-title{font-size:26px;line-height:1.3;}
  .page-lead{font-size:16px;}
  .section-title{font-size:22px;}
  .timeline::before{left:15px;}
  .tl-item{padding-left:50px;padding-bottom:30px;}
  .tl-node{width:32px;height:32px;font-size:14px;border-width:3px;top:2px;}
  .tl-card{padding:20px;}
  .tl-card h3{font-size:18px;}
  .faq-q{font-size:16px;padding:18px 18px;}
  .faq-a p{padding:0 18px 20px 34px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band h2{font-size:22px;}
  .cta-band{padding:32px 22px;}
}
@media (hover:none){
  .prep-card:hover,.tl-card:hover{transform:none;}
  .btn-primary:hover,.btn-accent:hover{transform:none;}
}

/* roulang page: category4 */
:root{
  --primary:#1D4E89;
  --primary-dark:#163C6B;
  --primary-soft:#E8F0FA;
  --secondary:#1FA9A0;
  --secondary-soft:#E6F6F5;
  --accent:#F97316;
  --accent-soft:#FFF1E6;
  --ink:#0E1B2C;
  --body:#44556B;
  --muted:#7A8AA0;
  --line:#DCE5F0;
  --line-soft:#EEF3FA;
  --surface:#FFFFFF;
  --bg:#F5F8FC;
  --deep:#0F2A44;
  --disabled:#B9C6D6;
  --danger:#E5484D;
  --radius:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(14,27,44,.04), 0 10px 30px rgba(29,78,137,.08);
  --shadow-2:0 16px 40px rgba(29,78,137,.14);
  --shadow-3:0 8px 24px rgba(14,27,44,.10);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;z-index:200;background:#fff;color:var(--primary);padding:10px 18px;border-radius:12px;box-shadow:var(--shadow-3);transition:top .2s ease}
.skip-link:focus{top:16px}

/* 容器 */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.container{max-width:1280px}}

/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(255,255,255,.62);
  -webkit-backdrop-filter:blur(14px) saturate(1.4);
  backdrop-filter:blur(14px) saturate(1.4);
  border-bottom:1px solid rgba(255,255,255,.4);
  box-shadow:var(--shadow-1);
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:rgba(255,255,255,.94);border-bottom-color:#E3EBF5;box-shadow:var(--shadow-3)}
.nav-inner{height:72px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1D4E89,#163C6B);color:#fff;font-weight:700;font-size:17px;
  box-shadow:0 6px 16px rgba(29,78,137,.28);
}
.logo-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:auto}
.nav-link{position:relative;font-size:15px;font-weight:500;color:#44556B;padding:6px 0;white-space:nowrap}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:999px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--muted);font-size:13px}
.nav-search input{border:0;outline:0;background:transparent;width:150px;font-size:14px}
.nav-search input::placeholder{color:var(--muted)}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(29,78,137,.12)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.9);flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:70;background:rgba(245,248,252,.86);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);backdrop-filter:blur(16px) saturate(1.4);
  padding:96px 24px 32px;display:none;flex-direction:column;gap:22px;
}
.mobile-drawer.is-open{display:flex}
.mobile-drawer nav{display:flex;flex-direction:column;gap:20px}
.mobile-drawer .nav-link{font-size:17px;padding:4px 0}
.mobile-drawer .btn{width:100%;max-width:320px}
.drawer-note{font-size:14px;color:var(--muted);max-width:320px}
body.drawer-active{overflow:hidden}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(29,78,137,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(29,78,137,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(29,78,137,.24)}
.btn-outline{background:#fff;color:var(--primary);border-color:rgba(29,78,137,.45)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark);border-color:var(--primary)}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:#E8F0FA;color:var(--primary-dark);transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.16)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:15px}
.text-link i{transition:transform .2s ease}
.text-link:hover{color:var(--primary-dark)}
.text-link:hover i{transform:translateX(4px)}

/* 页头 */
.page-hero{position:relative;overflow:hidden;background:var(--deep);padding:158px 0 72px}
.page-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(15,42,68,.92) 8%,rgba(22,60,107,.78) 52%,rgba(29,78,137,.62) 100%);
}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.66);flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .current{color:#fff;font-weight:600}
.pill{
  display:inline-flex;align-items:center;gap:8px;margin-top:22px;
  padding:7px 16px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.16);color:#E8F0FA;border:1px solid rgba(255,255,255,.28);
}
.page-hero h1{
  margin-top:18px;font-size:40px;line-height:1.28;color:#fff;max-width:900px;
  letter-spacing:.3px;
}
.page-hero-lead{
  margin-top:20px;font-size:18px;line-height:1.8;color:rgba(255,255,255,.84);
  max-width:760px;
}
.anchor-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.anchor-bar a{
  font-size:14px;font-weight:500;color:#E8F0FA;padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.anchor-bar a:hover{background:rgba(255,255,255,.24);color:#fff;transform:translateY(-1px)}

/* 板块 */
.section{padding:88px 0}
.section-alt{background:#fff;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:780px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--primary);background:var(--primary-soft);padding:6px 14px;border-radius:999px;
}
.section-head h2{margin-top:16px;font-size:28px;line-height:1.4}
.section-head p{margin-top:14px;font-size:16px;color:var(--body)}

/* 对比表 */
.table-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.compare-table{width:100%;min-width:880px;border-collapse:collapse;font-size:15px}
.compare-table caption{text-align:left;padding:20px 24px 0;font-size:15px;color:var(--muted)}
.compare-table thead th{
  background:var(--primary-soft);color:var(--primary-dark);font-size:14px;font-weight:700;
  padding:18px 20px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;
}
.compare-table thead th.col-dim{background:#DCE9F8;position:sticky;left:0;z-index:3;min-width:150px}
.compare-table thead th.col-reco{background:#D5E7FA;position:relative}
.tag-reco{
  display:inline-flex;align-items:center;margin-left:8px;padding:2px 9px;border-radius:999px;
  font-size:12px;font-weight:700;color:#fff;background:var(--accent);vertical-align:middle;
}
.compare-table tbody tr{height:56px;transition:background .2s ease}
.compare-table tbody th{
  text-align:left;font-size:14px;font-weight:600;color:var(--ink);
  padding:14px 20px;background:#F7FAFE;border-bottom:1px solid var(--line-soft);
  position:sticky;left:0;z-index:2;min-width:150px;
}
.compare-table tbody td{
  padding:14px 20px;border-bottom:1px solid var(--line-soft);color:var(--body);vertical-align:top;
}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody tr:hover td{background:#FAFCFF}
.compare-table tbody tr:hover th{background:#EFF5FC}
.ic-yes{color:var(--secondary);margin-right:6px;font-size:14px}
.ic-no{color:var(--disabled);margin-right:6px;font-size:14px}
.table-foot{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;
  padding:18px 24px;background:#FBFDFF;border-top:1px solid var(--line-soft);font-size:14px;color:var(--muted);
}
.table-foot .btn{margin-left:auto}

/* 自查要点 */
.selfcheck-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.selfcheck-media{
  border-radius:16px;overflow:hidden;border:1px solid #E3EBF5;box-shadow:var(--shadow-1);background:#E8EFF8;
}
.selfcheck-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.selfcheck-list h2{margin-top:16px;font-size:28px;line-height:1.4}
.selfcheck-list > p{margin-top:14px;color:var(--body);max-width:620px}
.check-list{margin-top:26px;display:grid;gap:16px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  padding:18px 20px;box-shadow:0 1px 2px rgba(14,27,44,.03);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.check-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);border-color:#D9E6F6}
.check-list i{color:var(--secondary);font-size:16px;margin-top:4px}
.check-list strong{display:block;color:var(--ink);font-size:15px;margin-bottom:4px}
.check-list span{font-size:14px;color:var(--body)}
.selfcheck-list .text-link{margin-top:26px}

/* FAQ */
.faq-wrap{max-width:960px;margin:0 auto}
.faq-list{display:grid;gap:16px}
.faq-item{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  box-shadow:0 1px 2px rgba(14,27,44,.03);overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow-1);border-color:#D9E6F6}
.faq-item.is-open{border-color:#CFE0F5;box-shadow:var(--shadow-1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 24px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q i{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:13px;
  transition:transform .18s ease,background .2s ease,color .2s ease;
}
.faq-item.is-open .faq-q i{transform:rotate(180deg);background:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .26s ease,opacity .22s ease}
.faq-item.is-open .faq-a{max-height:420px;opacity:1}
.faq-a p{
  padding:0 24px 24px 40px;font-size:15px;line-height:1.9;color:var(--body);max-width:780px;
}

/* 咨询表单 */
.consult-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.consult-copy h2{margin-top:16px;font-size:28px;line-height:1.4}
.consult-copy > p{margin-top:16px;max-width:620px}
.trust-list{margin-top:30px;display:grid;gap:16px}
.trust-list li{display:flex;gap:14px;align-items:flex-start}
.trust-list i{
  width:38px;height:38px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
  background:var(--secondary-soft);color:var(--secondary);font-size:15px;
}
.trust-list strong{display:block;font-size:15px;color:var(--ink);margin-bottom:2px}
.trust-list span{font-size:14px;color:var(--body)}
.form-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--radius);
  box-shadow:var(--shadow-2);padding:32px;
}
.form-title{font-size:20px}
.form-sub{margin-top:8px;font-size:14px;color:var(--muted)}
.field{margin-top:20px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field label .req{color:var(--danger);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 16px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#FBFDFF;font-size:15px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:112px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--muted)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);background:#fff;box-shadow:0 0 0 4px rgba(29,78,137,.12);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);box-shadow:0 0 0 4px rgba(229,72,77,.1)}
.field-error{margin-top:8px;font-size:13px;color:var(--danger)}
.agree{display:flex;gap:10px;align-items:flex-start;margin-top:22px;font-size:14px;color:var(--body)}
.agree input{width:18px;height:18px;margin-top:3px;accent-color:var(--primary);flex-shrink:0}
.agree a{color:var(--primary);font-weight:600}
.form-actions{margin-top:24px}
.form-actions .btn{max-width:320px}
.form-note{
  margin-top:18px;padding:14px 16px;border-radius:12px;font-size:14px;display:none;
}
.form-note.is-ok{display:block;background:var(--secondary-soft);color:#0F6F69;border:1px solid #BFE7E4}
.form-note.is-err{display:block;background:#FDECEC;color:#A32A2E;border:1px solid #F6C9CB}

/* CTA 带 */
.cta-band{background:var(--primary);position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
  opacity:.6;pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:28px;
  justify-content:space-between;padding:56px 0;
}
.cta-inner h2{color:#fff;font-size:26px;line-height:1.4}
.cta-inner p{margin-top:10px;color:rgba(255,255,255,.82);font-size:16px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* 页脚 */
.site-footer{background:var(--deep);color:rgba(255,255,255,.72);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .logo-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:330px}
.footer-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.54);margin-bottom:16px;letter-spacing:.4px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.78);padding:6px 0}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.62);margin-bottom:8px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;padding:20px 0 26px;font-size:12px;color:rgba(255,255,255,.55);
}

/* 响应式 */
@media (max-width:1199px){
  .selfcheck-grid{gap:40px}
  .consult-grid{gap:40px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .nav-toggle{display:flex}
  .nav-search{display:none}
  .nav-actions{margin-left:auto}
  .page-hero{padding:132px 0 60px}
  .page-hero h1{font-size:32px}
  .section{padding:64px 0}
  .selfcheck-grid{grid-template-columns:1fr;gap:32px}
  .selfcheck-media{order:-1}
  .consult-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .nav-inner{height:60px;gap:12px}
  .logo-text{font-size:15px}
  .logo-mark{width:32px;height:32px;font-size:15px}
  .site-header{height:60px}
  .page-hero{padding:112px 0 48px}
  .page-hero h1{font-size:28px}
  .page-hero-lead{font-size:16px}
  .section{padding:48px 0}
  .section-head h2,.selfcheck-list h2,.consult-copy h2{font-size:22px}
  .form-card{padding:24px 20px}
  .faq-q{font-size:16px;padding:18px 18px}
  .faq-a p{padding:0 18px 20px 18px;font-size:15px}
  .cta-inner{padding:44px 0;gap:20px}
  .cta-inner h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .table-foot .btn{margin-left:0;width:100%}
}
@media (max-width:519px){
  .page-hero h1{font-size:26px}
  .anchor-bar a{font-size:13px;padding:7px 13px}
  .footer-grid{grid-template-columns:1fr}
  .form-actions .btn{max-width:none}
}
@media (hover:none){
  .btn-primary:hover,.btn-light:hover,.check-list li:hover,.anchor-bar a:hover{transform:none}
}