/* roulang page: index */
:root{
  --brand:#0E5B4C;
  --brand-dark:#0A4238;
  --brand-mist:#E8F0EA;
  --coral:#E2603F;
  --coral-soft:#FBEAE4;
  --ink:#14201C;
  --ink-2:#3C4A45;
  --ink-3:#67766F;
  --paper:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --radius-card:14px;
  --radius-img:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,32,28,.06);
  --shadow-2:0 10px 26px rgba(20,32,28,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--brand);
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--coral);}

/* ================= 导航 ================= */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(246,245,240,.94);
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.96);
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(20,32,28,.07);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;font-weight:700;font-size:16px;color:var(--ink);letter-spacing:.01em;}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--brand);box-shadow:0 0 0 4px rgba(14,91,76,.12);flex:none;}
.main-nav{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;display:inline-block;padding:10px 11px;border-radius:8px;
  font-size:15px;color:var(--ink-2);transition:color .18s ease,background .18s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-mist);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;border-radius:2px;background:var(--brand);
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;width:192px;height:38px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search i{font-size:13px;color:var(--ink-3);}
.command-search input{flex:1;min-width:0;border:0;outline:none;background:transparent;font-size:14px;color:var(--ink);}
.command-search input::placeholder{color:#9AA6A0;}
.command-search .kbd{flex:none;font-size:11px;color:var(--ink-3);border:1px solid var(--line);border-radius:5px;line-height:16px;padding:0 5px;}
.command-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14);}
.header-quick{font-size:14px;color:var(--ink-2);padding:6px 2px;border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease;}
.header-quick:hover{color:var(--brand);border-bottom-color:var(--brand);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease,opacity .2s ease;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{
  display:none;position:absolute;top:100%;left:0;right:0;
  background:#fff;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(20,32,28,.12);
  padding:12px 24px 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{display:flex;align-items:center;min-height:52px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.mobile-drawer a:last-of-type{border-bottom:0;}
.mobile-drawer .btn{margin-top:12px;width:100%;}

/* ================= 按钮 / 徽章 / 链接 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border:1px solid transparent;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1.4;cursor:pointer;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;border-radius:999px;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:none;box-shadow:var(--shadow-1);}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);border-radius:999px;}
.btn-ghost:hover{background:var(--brand-mist);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn:focus-visible{outline:3px solid rgba(14,91,76,.35);outline-offset:2px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--brand-mist);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-coral{background:var(--coral-soft);color:var(--coral);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);transition:color .18s ease,gap .18s ease;}
.link-arrow i{font-size:12px;}
.link-arrow:hover{color:var(--brand-dark);gap:10px;}
.link-arrow:focus-visible{outline:2px solid rgba(14,91,76,.4);outline-offset:3px;border-radius:4px;}

/* ================= Hero ================= */
.hero{
  padding:72px 0 96px;
  background:
    radial-gradient(900px 340px at 88% -12%, rgba(14,91,76,.12), transparent 62%),
    radial-gradient(600px 260px at -8% 110%, rgba(226,96,63,.10), transparent 60%),
    var(--paper);
  border-bottom:1px solid var(--line);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px;align-items:center;}
.hero h1{font-size:42px;line-height:1.26;font-weight:700;letter-spacing:-.01em;margin:14px 0 16px;color:var(--ink);}
.hero-sub{font-size:17px;color:var(--ink-2);line-height:1.85;max-width:32em;}
.hero-actions{display:flex;align-items:center;gap:16px;margin-top:28px;flex-wrap:wrap;}
.hero-trust{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:28px;}
.hero-trust li{position:relative;padding-left:14px;font-size:14px;color:var(--ink-3);}
.hero-trust li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--brand);}
.hero-visual{position:relative;}
.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-img);box-shadow:var(--shadow-2);}
.hero-float{
  position:absolute;right:14px;bottom:-24px;display:flex;align-items:center;gap:18px;
  padding:14px 20px;background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 14px 32px rgba(20,32,28,.16);
}
.hero-float__item{display:flex;flex-direction:column;gap:2px;}
.hero-float .num{font-size:24px;font-weight:700;line-height:1.2;color:var(--coral);font-variant-numeric:tabular-nums;}
.hero-float .lab{font-size:12px;color:var(--ink-3);}
.hero-float__sep{width:1px;height:32px;background:var(--line);}

/* ================= 通用板块 ================= */
.section{padding:88px 0;}
.section--mist{background:var(--brand-mist);}
.section-head{max-width:740px;margin-bottom:40px;}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;margin-top:12px;color:var(--ink);}
.section-sub{margin-top:12px;font-size:16px;line-height:1.9;color:var(--ink-3);}
.section-head--row{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ================= 内容分区（1 大 + 2 小 + 横条） ================= */
.capability-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;}
.cap-main{
  display:flex;flex-direction:column;overflow:hidden;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-card);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.cap-main:hover{border-color:rgba(14,91,76,.32);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.cap-main__media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.cap-main__body{padding:28px 30px 30px;}
.cap-main__body h3{font-size:21px;line-height:1.5;font-weight:700;margin:14px 0 10px;}
.cap-main__body p{font-size:15px;color:var(--ink-2);line-height:1.9;}
.cap-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.cap-small{
  display:flex;flex-direction:column;justify-content:flex-start;
  padding:26px 26px 24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.cap-small:hover{border-color:rgba(14,91,76,.32);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.cap-small h3{font-size:18px;line-height:1.5;font-weight:600;margin:12px 0 8px;}
.cap-small p{font-size:14px;color:var(--ink-3);line-height:1.85;margin-bottom:16px;}
.cap-small .link-arrow{margin-top:auto;}
.tick-list{margin:14px 0 20px;display:grid;gap:9px;}
.tick-list li{position:relative;padding-left:22px;font-size:15px;color:var(--ink-2);line-height:1.8;}
.tick-list li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:3px;
  background:var(--coral);opacity:.9;
}
.cap-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  margin-top:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cap-strip li{
  display:flex;align-items:center;gap:14px;padding:22px 22px;
  border-left:1px solid var(--line);transition:background .18s ease;
}
.cap-strip li:first-child{border-left:0;}
.cap-strip li:hover{background:rgba(14,91,76,.04);}
.cap-strip .idx{font-size:13px;font-weight:700;color:var(--coral);font-variant-numeric:tabular-nums;flex:none;}
.cap-strip h4{font-size:15px;font-weight:600;line-height:1.5;}
.cap-strip p{font-size:13px;color:var(--ink-3);line-height:1.7;}
.cap-strip i{margin-left:auto;font-size:12px;color:var(--ink-3);transition:transform .18s ease,color .18s ease;}
.cap-strip li:hover i{color:var(--brand);transform:translateX(3px);}

/* ================= 数据条带 ================= */
.stats-band{background:var(--brand-dark);padding:64px 0;color:#fff;}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
.stat{padding:6px 28px;border-left:1px solid rgba(255,255,255,.16);}
.stat:first-child{border-left:0;padding-left:0;}
.stat__num{display:block;font-size:44px;font-weight:700;line-height:1.15;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.stat__num small{font-size:16px;font-weight:600;color:rgba(255,255,255,.72);margin-left:4px;}
.stat__lab{display:block;margin-top:8px;font-size:14px;color:rgba(255,255,255,.72);}

/* ================= 案例 ================= */
.case-main{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.case-main:hover,.case-card:hover{border-color:rgba(14,91,76,.32);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.case-main__media img{width:100%;height:100%;min-height:260px;object-fit:cover;}
.case-main__body{padding:34px 36px;display:flex;flex-direction:column;justify-content:center;}
.case-main__body h3{font-size:23px;line-height:1.45;font-weight:700;margin:14px 0 12px;}
.case-main__body p{font-size:15px;color:var(--ink-2);line-height:1.9;}
.case-main__body .link-arrow{margin-top:20px;}
.case-sub{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:24px;}
.case-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.case-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.case-card__body{padding:22px 24px 24px;}
.case-card__body h3{font-size:18px;line-height:1.55;font-weight:600;margin:12px 0 8px;}
.case-card__body p{font-size:14px;color:var(--ink-3);line-height:1.85;}
.case-card__body .link-arrow{margin-top:16px;}

/* ================= 流程方案 ================= */
.plan-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start;}
.plan-grid h2{font-size:30px;line-height:1.35;font-weight:700;margin-top:12px;}
.plan-grid p.lead{margin-top:16px;font-size:16px;color:var(--ink-2);line-height:1.95;}
.plan-list li{
  display:flex;gap:18px;padding:20px 0;border-bottom:1px dashed rgba(14,91,76,.22);
}
.plan-list li:first-child{padding-top:0;}
.plan-list li:last-child{border-bottom:0;padding-bottom:0;}
.plan-list .num{
  flex:none;width:36px;height:36px;border-radius:12px;background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.plan-list h3{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:6px;}
.plan-list p{font-size:14px;color:var(--ink-2);line-height:1.85;}

/* ================= 最新信息 CMS ================= */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-card);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.news-card:hover{border-color:rgba(14,91,76,.32);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.news-card__media{display:block;overflow:hidden;}
.news-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.news-card:hover .news-card__media img{transform:scale(1.03);}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-card__title{font-size:17px;line-height:1.55;font-weight:600;margin:12px 0 10px;}
.news-card__title a{color:var(--ink);transition:color .18s ease;}
.news-card__title a:hover{color:var(--brand);}
.news-card__desc{
  font-size:14px;color:var(--ink-3);line-height:1.85;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);
}
.news-empty{
  display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;
  padding:56px 24px;background:var(--card);border:1px dashed var(--line);border-radius:var(--radius-card);
}
.news-empty i{font-size:34px;color:rgba(14,91,76,.4);}
.news-empty p{font-size:15px;color:var(--ink-3);}

/* ================= FAQ ================= */
.faq-list{max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:last-child{margin-bottom:0;}
.faq-item[open]{border-color:rgba(14,91,76,.32);box-shadow:var(--shadow-1);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{content:"+";flex:none;font-size:22px;font-weight:400;line-height:1;color:var(--brand);transition:transform .2s ease;}
.faq-item[open] .faq-q::after{content:"−";transform:rotate(180deg);}
.faq-a{padding:0 24px 22px;font-size:15px;line-height:1.95;color:var(--ink-2);max-width:62em;}

/* ================= 联系 ================= */
.contact-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start;}
.contact-info h2{font-size:30px;line-height:1.35;font-weight:700;margin-top:12px;}
.contact-info p.lead{margin-top:16px;font-size:16px;color:var(--ink-2);line-height:1.95;}
.info-list{margin-top:28px;display:grid;gap:18px;}
.info-row{display:flex;gap:14px;align-items:flex-start;}
.info-row .ico{
  flex:none;width:40px;height:40px;border-radius:12px;background:var(--brand-mist);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.info-row h3{font-size:15px;font-weight:600;line-height:1.6;}
.info-row p{font-size:14px;color:var(--ink-3);line-height:1.8;}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-1);}
.form-card h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.form-card .form-tip{font-size:14px;color:var(--ink-3);margin-bottom:22px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px;}
.field .req{color:#C0392B;margin-left:2px;}
.input,.select,.textarea{
  width:100%;padding:12px 14px;font-size:15px;line-height:1.6;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:10px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.textarea{min-height:112px;resize:vertical;}
.select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-3) 50%),linear-gradient(135deg,var(--ink-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-note{margin-top:14px;font-size:13px;color:var(--ink-3);}
.form-note.is-ok{color:var(--brand);font-weight:600;}
.form-card .btn{width:100%;}

/* ================= 页脚 ================= */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;font-size:16px;}
.footer-brand .brand-mark{box-shadow:0 0 0 4px rgba(255,255,255,.14);background:var(--coral);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:26em;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12px;padding:4px 10px;border-radius:999px;
  border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.72);
}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;padding-bottom:10px;position:relative;}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;border-radius:2px;background:var(--coral);}
.footer-col a{display:block;font-size:14px;padding:6px 0;color:rgba(255,255,255,.72);transition:color .18s ease,transform .18s ease;}
.footer-col a:hover{color:#fff;transform:translateX(2px);}
.footer-col p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);padding:4px 0;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ================= 响应式 ================= */
@media (max-width:1199px){
  .header-quick{display:none;}
  .command-search{width:170px;}
  .nav-link{font-size:14px;padding:10px 9px;}
  .hero h1{font-size:36px;}
  .section{padding:76px 0;}
  .stat__num{font-size:38px;}
  .plan-grid{gap:36px;}
  .contact-grid{gap:32px;}
}
@media (max-width:991px){
  .main-nav,.command-search{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:56px 0 80px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:34px;}
  .hero-float{right:16px;bottom:-20px;}
  .capability-grid{grid-template-columns:1fr;}
  .cap-side{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
  .cap-strip{grid-template-columns:1fr 1fr;}
  .cap-strip li:nth-child(3){border-left:0;}
  .cap-strip li:nth-child(3),.cap-strip li:nth-child(4){border-top:1px solid var(--line);}
  .stats-grid{grid-template-columns:1fr 1fr;row-gap:28px;}
  .stat:nth-child(3){border-left:0;padding-left:0;}
  .case-main{grid-template-columns:1fr;}
  .case-main__media img{min-height:200px;aspect-ratio:16/9;}
  .plan-grid{grid-template-columns:1fr;gap:28px;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .hero h1{font-size:30px;line-height:1.32;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-float{position:static;margin-top:16px;box-shadow:var(--shadow-1);justify-content:center;}
  .hero-visual img{border-radius:14px;}
  .cap-main__body{padding:22px 20px 24px;}
  .cap-side{grid-template-columns:1fr;}
  .cap-strip{grid-template-columns:1fr;}
  .cap-strip li{border-left:0;border-top:1px solid var(--line);padding:18px 18px;}
  .cap-strip li:first-child{border-top:0;}
  .stats-grid{grid-template-columns:1fr;row-gap:22px;}
  .stat{border-left:0;padding:0 0 0 16px;border-left:2px solid rgba(255,255,255,.2);}
  .stat:first-child{padding-left:16px;}
  .stat__num{font-size:34px;}
  .case-sub{grid-template-columns:1fr;}
  .case-main__body{padding:24px 22px;}
  .case-main__body h3{font-size:20px;}
  .news-grid{grid-template-columns:1fr;}
  .faq-q{padding:16px 18px;font-size:16px;}
  .faq-a{padding:0 18px 18px;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:52px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:479px){
  .brand{font-size:14px;}
  .brand-mark{width:10px;height:10px;}
  .hero h1{font-size:26px;}
  .btn{padding:11px 18px;font-size:14px;}
  .hero-actions{flex-direction:column;align-items:stretch;gap:12px;}
  .hero-actions .btn{width:100%;}
  .section-head h2,.plan-grid h2,.contact-info h2{font-size:22px;}
  .badge{font-size:11px;padding:3px 10px;}
  .news-card__meta{flex-direction:column;align-items:flex-start;gap:6px;}
}

/* roulang page: article */
:root{
  --green:#0E5B4C;
  --green-deep:#0A4238;
  --mist:#E8F0EA;
  --coral:#E2603F;
  --coral-soft:#FBEAE4;
  --text:#14201C;
  --text-mid:#3C4A45;
  --text-weak:#67766F;
  --bg:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --r-card:14px;
  --r-img:16px;
  --r-btn:10px;
  --sh1:0 1px 2px rgba(20,32,28,.06);
  --sh2:0 10px 26px rgba(20,32,28,.10);
  --ease:180ms ease;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--green);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--green-deep);}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding-left:1.3em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(14,91,76,.35);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,245,240,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(20,32,28,.07);
  background:rgba(246,245,240,.98);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  min-height:68px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:12px;height:12px;border-radius:3px;
  background:var(--green);
  box-shadow:0 0 0 4px rgba(14,91,76,.12);
}
.brand-text{
  font-size:16px;font-weight:700;color:var(--text);
  letter-spacing:.01em;white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:12px;}
.nav-link{
  position:relative;
  font-size:15px;color:var(--text-mid);
  padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--green);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--green);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}

.command-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:38px;padding:0 10px;
  background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.command-search:focus-within{
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(14,91,76,.14);
}
.command-search i{font-size:13px;color:var(--text-weak);}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;
  font-size:13px;color:var(--text);line-height:1.6;
  height:100%;
}
.command-search input::placeholder{color:var(--text-weak);}
.command-search input:focus{outline:none;}
.command-search .kbd{
  flex:0 0 auto;
  font-size:11px;color:var(--text-weak);
  border:1px solid var(--line);border-radius:5px;
  padding:0 5px;line-height:17px;
}
.ghost-link{font-size:14px;color:var(--text-mid);white-space:nowrap;}
.ghost-link:hover{color:var(--green);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:12px 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--green);color:#fff;}
.btn-primary:hover{background:var(--green-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh1);}
.btn-outline{background:#fff;color:var(--green);border-color:var(--green);}
.btn-outline:hover{background:var(--mist);color:var(--green-deep);}
.btn-pill{border-radius:999px;}
.btn-sm{padding:9px 18px;font-size:14px;}

.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  align-items:center;justify-content:center;font-size:16px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--green);color:var(--green);}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;
  height:52px;padding:0 24px;
  font-size:15px;color:var(--text-mid);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.is-active{color:var(--green);font-weight:600;background:var(--mist);}

/* ---------- article head ---------- */
.article-hero{
  background:linear-gradient(180deg,var(--mist) 0%,rgba(232,240,234,0) 100%);
  padding:36px 0 8px;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--text-weak);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-weak);}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{
  color:var(--text-mid);max-width:420px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:5px 12px;border-radius:999px;
  background:var(--coral-soft);color:var(--coral);
}
.badge-green{background:var(--mist);color:var(--green);}
.article-title{
  font-size:34px;line-height:1.35;font-weight:700;
  color:var(--text);margin:14px 0 18px;letter-spacing:-.01em;
  max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:14px;color:var(--text-weak);
  padding-bottom:26px;
}
.article-meta .dot{width:1px;height:13px;background:var(--line);}

/* ---------- article layout ---------- */
.article-main{padding:8px 0 96px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 260px;
  gap:48px;align-items:start;
}
.article-col{min-width:0;max-width:800px;}
.article-cover{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-img);margin:26px 0 32px;
  box-shadow:var(--sh1);background:var(--mist);
}

.prose{font-size:17px;line-height:1.95;color:var(--text-mid);}
.prose > * + *{margin-top:1.2em;}
.prose p{margin:0;}
.prose h2{
  font-size:24px;line-height:1.5;font-weight:700;color:var(--text);
  margin-top:48px;padding-left:14px;
  border-left:3px solid var(--green);
}
.prose h3{
  font-size:20px;line-height:1.6;font-weight:600;color:var(--text);
  margin-top:34px;
}
.prose ul,.prose ol{margin:0;padding-left:1.35em;}
.prose li{margin:.45em 0;}
.prose li::marker{color:var(--green);}
.prose blockquote{
  margin:0;padding:18px 22px;
  border-left:4px solid var(--green);
  background:var(--mist);border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--text-mid);
}
.prose blockquote p{margin:0;}
.prose img{border-radius:12px;margin:26px auto;box-shadow:var(--sh1);}
.prose figure{margin:26px 0;}
.prose figcaption{
  font-size:13px;color:var(--text-weak);text-align:center;margin-top:10px;
}
.prose a{color:var(--green);text-decoration:underline;text-underline-offset:4px;}
.prose strong{color:var(--text);font-weight:600;}
.prose table{width:100%;border-collapse:collapse;font-size:15px;}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.prose th{background:var(--mist);color:var(--text);}
.prose code{
  font-size:14px;background:var(--mist);color:var(--green-deep);
  padding:2px 6px;border-radius:6px;
}

.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh1);
}
.empty-state h2{font-size:22px;font-weight:700;color:var(--text);margin-bottom:12px;}
.empty-state p{font-size:15px;color:var(--text-weak);margin-bottom:24px;line-height:1.9;}

/* ---------- sidebar ---------- */
.sidebar{
  position:sticky;top:96px;
  display:flex;flex-direction:column;gap:18px;
}
.side-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;
  box-shadow:var(--sh1);
}
.side-card h3{
  font-size:14px;font-weight:700;color:var(--text);
  padding-bottom:10px;margin-bottom:12px;
  border-bottom:1px solid var(--line);
}
.side-card p{font-size:13.5px;line-height:1.85;color:var(--text-weak);}
.side-links{display:flex;flex-direction:column;gap:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--text-mid);
  padding:9px 0;border-bottom:1px dashed var(--line);
  transition:color var(--ease),padding-left var(--ease);
}
.side-links a:last-child{border-bottom:0;}
.side-links a:hover{color:var(--green);padding-left:4px;}
.side-links i{font-size:11px;color:var(--text-weak);}
.side-cta{
  background:var(--green);border-color:var(--green);color:#fff;
}
.side-cta h3{color:#fff;border-bottom-color:rgba(255,255,255,.22);}
.side-cta p{color:rgba(255,255,255,.78);margin-bottom:16px;}
.side-cta .btn{width:100%;background:#fff;color:var(--green-deep);}
.side-cta .btn:hover{background:var(--mist);color:var(--green-deep);transform:translateY(-1px);}

/* ---------- related ---------- */
.related{
  margin-top:64px;padding-top:40px;border-top:1px solid var(--line);
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:26px;
}
.section-head h2{font-size:24px;font-weight:700;color:var(--text);line-height:1.4;}
.section-head span{font-size:14px;color:var(--text-weak);}
.related-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh2);
  border-color:rgba(14,91,76,.3);
}
.rel-card .thumb{
  width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--mist);
}
.rel-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card .badge{align-self:flex-start;font-size:11px;padding:4px 10px;}
.rel-card h3{
  font-size:16.5px;line-height:1.5;font-weight:600;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card p{
  font-size:13.5px;line-height:1.8;color:var(--text-weak);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:2px;
}
.rel-card .more{
  margin-top:auto;font-size:13.5px;font-weight:600;color:var(--green);
  display:inline-flex;align-items:center;gap:6px;
}
.rel-card:hover .more{color:var(--green-deep);}

.article-foot{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:40px;padding-top:28px;border-top:1px solid var(--line);
}
.article-foot .note{font-size:14px;color:var(--text-weak);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--green-deep);color:rgba(255,255,255,.72);
  padding:64px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-mark{background:#7FD3BA;box-shadow:0 0 0 4px rgba(127,211,186,.16);}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);max-width:330px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.10);color:rgba(255,255,255,.82);
}
.footer-col h4{
  font-size:14px;font-weight:700;color:#fff;
  margin-bottom:16px;padding-bottom:8px;position:relative;
}
.footer-col h4::after{
  content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;
  background:#7FD3BA;border-radius:2px;
}
.footer-col a,.footer-col p{
  display:block;font-size:14px;line-height:1.9;
  color:rgba(255,255,255,.72);margin-bottom:8px;
}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding:20px 24px;border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .main-nav{gap:18px;}
  .command-search{width:180px;}
  .article-title{font-size:31px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:span 3;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .nav-toggle{display:flex;}
  .header-actions{gap:10px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .side-card{flex:1 1 260px;}
  .article-col{max-width:100%;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-hero{padding-top:28px;}
  .article-title{font-size:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .header-inner{min-height:62px;gap:12px;}
  .brand-text{font-size:15px;}
  .ghost-link{display:none;}
  .article-hero{padding:22px 0 4px;}
  .article-title{font-size:24px;line-height:1.42;margin:12px 0 14px;}
  .breadcrumb{font-size:13px;margin-bottom:16px;}
  .breadcrumb .current{max-width:180px;}
  .article-cover{margin:20px 0 26px;border-radius:12px;}
  .prose{font-size:16.5px;}
  .prose h2{font-size:21px;margin-top:36px;}
  .prose h3{font-size:18px;margin-top:28px;}
  .article-main{padding-bottom:64px;}
  .related{margin-top:48px;padding-top:32px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .section-head{flex-direction:column;align-items:flex-start;gap:6px;}
  .btn{width:100%;}
  .article-foot .btn{width:auto;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:32px;}
  .footer-brand{grid-column:span 2;}
  .footer-col:last-child{grid-column:span 2;}
  .site-footer{padding-top:48px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding:18px 16px;}
}
@media (max-width:519px){
  .article-title{font-size:22px;}
  .badge{font-size:11px;padding:4px 10px;}
  .sidebar{flex-direction:column;}
  .side-card{flex:1 1 auto;}
  .article-foot .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --brand:#0E5B4C;
  --brand-deep:#0A4238;
  --brand-darker:#072F28;
  --mist:#E8F0EA;
  --coral:#E2603F;
  --coral-soft:#FBEAE4;
  --ink:#14201C;
  --ink-mid:#3C4A45;
  --ink-soft:#67766F;
  --paper:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --radius-card:14px;
  --radius-img:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,32,28,.06);
  --shadow-2:0 10px 26px rgba(20,32,28,.10);
  --font-base:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.15em;}
h2{font-size:29px;line-height:1.35;font-weight:700;letter-spacing:.01em;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{line-height:1.9;}
:focus-visible{outline:3px solid rgba(14,91,76,.42);outline-offset:2px;border-radius:6px;}

/* 容器 */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* 顶部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(20,32,28,.08);border-bottom-color:#D6DCD3;}
.nav-inner{
  display:flex;
  align-items:center;
  gap:var(--sp-5);
  min-height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:12px;height:12px;border-radius:3px;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(14,91,76,.12);
  flex:0 0 auto;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1 1 auto;
  justify-content:center;
  flex-wrap:wrap;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:20px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--ink-mid);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:12px;
  height:2px;
  background:var(--brand);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  width:200px;
}
.nav-search i{
  position:absolute;
  left:12px;
  font-size:13px;
  color:var(--ink-soft);
  pointer-events:none;
}
.nav-search input{
  width:100%;
  height:38px;
  padding:0 34px 0 32px;
  font-size:14px;
  color:var(--ink);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search input::placeholder{color:#9AA69F;}
.nav-search input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(14,91,76,.14);
}
.nav-search .kbd{
  position:absolute;
  right:9px;
  font-size:11px;
  line-height:1;
  padding:4px 6px;
  color:var(--ink-soft);
  background:#F2F3EF;
  border:1px solid var(--line);
  border-radius:5px;
}
.nav-quiet{
  font-size:14px;
  color:var(--ink-mid);
  white-space:nowrap;
}
.nav-quiet:hover{color:var(--brand);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:13px 22px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  border-radius:999px;
  padding:12px 24px;
  box-shadow:var(--shadow-1);
}
.btn-primary:hover{
  background:var(--brand-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:var(--shadow-2);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:#fff;
  color:var(--brand);
  border:1px solid var(--brand);
  border-radius:999px;
  padding:11px 22px;
}
.btn-ghost:hover{background:var(--mist);color:var(--brand-deep);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-dark{
  background:var(--brand-deep);
  color:#fff;
  border-radius:999px;
  padding:12px 24px;
}
.btn-dark:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--ink);
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* 页头横幅 */
.page-banner{
  position:relative;
  overflow:hidden;
  background:var(--brand-darker);
  color:#fff;
}
.page-banner__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.55;
}
.page-banner__veil{
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(7,47,40,.94) 0%,rgba(10,66,56,.82) 46%,rgba(14,91,76,.58) 100%);
}
.page-banner__inner{
  position:relative;
  z-index:2;
  padding:64px 0 72px;
  max-width:840px;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:rgba(255,255,255,.68);
  margin-bottom:20px;
  flex-wrap:wrap;
}
.crumbs a{color:rgba(255,255,255,.8);}
.crumbs a:hover{color:#fff;}
.crumbs .sep{opacity:.5;}
.crumbs .current{color:#fff;}
.banner-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.06em;
  padding:6px 14px;
  border-radius:999px;
  color:#F7E7E1;
  background:rgba(226,96,63,.22);
  border:1px solid rgba(226,96,63,.55);
  margin-bottom:20px;
}
.page-banner h1{
  font-size:40px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:.01em;
  color:#fff;
  margin-bottom:16px;
}
.page-banner .lead{
  font-size:16.5px;
  line-height:1.85;
  color:rgba(255,255,255,.8);
  max-width:640px;
}
.banner-meta{
  display:flex;
  gap:28px;
  flex-wrap:wrap;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.18);
}
.banner-meta div{font-size:13.5px;color:rgba(255,255,255,.7);}
.banner-meta strong{
  display:block;
  font-size:22px;
  font-weight:700;
  color:#fff;
  font-variant-numeric:tabular-nums;
  line-height:1.4;
}

/* 通用板块 */
.section{padding:80px 0;}
.section--tight{padding:64px 0;}
.section--mist{background:var(--mist);}
.section--paper{background:var(--paper);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--coral);
  margin-bottom:12px;
}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--ink-soft);font-size:15.5px;}

/* 主图 + 双栏图文 */
.feature-figure{
  border-radius:var(--radius-img);
  overflow:hidden;
  box-shadow:var(--shadow-2);
  position:relative;
  background:#DDE4DA;
}
.feature-figure img{
  width:100%;
  height:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.feature-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:38px 22px 18px;
  font-size:13px;
  color:rgba(255,255,255,.86);
  background:linear-gradient(to top,rgba(7,47,40,.86),rgba(7,47,40,0));
}
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
  margin-top:56px;
}
.two-col--flip .two-col__media{order:2;}
.two-col__body h3{margin-bottom:14px;font-size:23px;}
.two-col__body p{color:var(--ink-mid);margin-bottom:16px;}
.two-col__body p:last-child{margin-bottom:0;}
.two-col__media{border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-2);background:#DDE4DA;}
.two-col__media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.mini-list{
  list-style:none;
  padding:0;
  margin:20px 0 0;
}
.mini-list li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
  font-size:15px;
  color:var(--ink-mid);
}
.mini-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--brand);
}

/* 四条要点清单 */
.check-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.check-card{
  display:flex;
  gap:18px;
  padding:28px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.check-card:hover{
  transform:translateY(-2px);
  border-color:rgba(14,91,76,.3);
  box-shadow:var(--shadow-2);
}
.check-card__num{
  flex:0 0 auto;
  width:42px;height:42px;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--coral);
  background:var(--coral-soft);
  border-radius:12px;
}
.check-card h3{font-size:18px;margin-bottom:8px;}
.check-card p{font-size:15px;color:var(--ink-soft);line-height:1.8;}

/* 提示条 */
.notice-bar{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:22px 24px;
  margin-top:40px;
  background:#fff;
  border:1px solid var(--line);
  border-left:4px solid var(--coral);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
.notice-bar i{color:var(--coral);font-size:18px;line-height:1.6;}
.notice-bar p{font-size:15px;color:var(--ink-mid);}

/* 属性面板式信息条 */
.stat-band{
  background:var(--brand-deep);
  color:#fff;
  padding:56px 0;
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
}
.stat-item{
  padding:6px 28px;
  border-left:1px solid rgba(255,255,255,.16);
}
.stat-item:first-child{border-left:none;padding-left:0;}
.stat-item strong{
  display:block;
  font-size:44px;
  font-weight:700;
  line-height:1.15;
  font-variant-numeric:tabular-nums;
  color:#fff;
}
.stat-item strong span{font-size:16px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.75);}
.stat-item p{
  margin-top:8px;
  font-size:14px;
  color:rgba(255,255,255,.72);
}

/* FAQ */
.faq-list{
  display:flex;
  flex-direction:column;
  gap:12px;
  max-width:900px;
}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:rgba(14,91,76,.3);box-shadow:var(--shadow-2);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  font-size:16.5px;
  font-weight:600;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
  font-weight:400;
  color:var(--brand);
  background:var(--mist);
  border-radius:50%;
  transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.faq-item[open] summary::after{
  content:"−";
  background:var(--brand);
  color:#fff;
}
.faq-item summary:hover{color:var(--brand);}
.faq-body{
  padding:0 24px 22px;
  font-size:15.5px;
  color:var(--ink-mid);
  line-height:1.95;
}

/* CTA 条 */
.cta-band{
  background:var(--brand-deep);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(226,96,63,.28),rgba(226,96,63,0) 68%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:40px;
  align-items:center;
  padding:64px 0;
}
.cta-inner h2{color:#fff;margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.76);font-size:15.5px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}

/* 反馈区 */
.feedback-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.contact-list{list-style:none;padding:0;margin:0;}
.contact-list li{
  display:flex;
  gap:14px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  font-size:15px;
  color:var(--ink-mid);
}
.contact-list li:last-child{border-bottom:none;}
.contact-list i{
  width:34px;height:34px;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
  color:var(--brand);
  background:var(--mist);
  border-radius:10px;
  font-size:14px;
}
.form-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);
  padding:32px;
}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--ink-mid);
  margin-bottom:8px;
}
.field .req{color:var(--coral);margin-left:4px;}
.field input,.field select,.field textarea{
  width:100%;
  font-family:inherit;
  font-size:15px;
  color:var(--ink);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  padding:12px 14px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:110px;resize:vertical;line-height:1.8;}
.field input::placeholder,.field textarea::placeholder{color:#9AA69F;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(14,91,76,.14);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form-hint{font-size:13px;color:var(--ink-soft);margin-top:10px;}
.form-card .btn{width:100%;margin-top:6px;}

/* 页脚 */
.site-footer{
  background:var(--brand-deep);
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.site-footer .brand{color:#fff;font-size:17px;margin-bottom:16px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-mark{background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.16);}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:320px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12.5px;
  padding:5px 12px;
  border-radius:999px;
  color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
  padding-bottom:8px;
  position:relative;
}
.footer-col h4::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:26px;height:2px;
  background:var(--coral);
  border-radius:2px;
}
.footer-col a,.footer-col p{
  display:block;
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.7);
  margin-bottom:8px;
}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 24px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;
  color:rgba(255,255,255,.55);
}
.footer-bottom p{margin:0;}

/* 响应式 */
@media (max-width:1199px){
  .page-banner h1{font-size:34px;}
  .section{padding:68px 0;}
  .nav-search{width:170px;}
}
@media (max-width:991px){
  .main-nav{
    display:none;
    position:absolute;
    top:68px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);
    padding:8px 0;
  }
  .main-nav.is-open{display:flex;}
  .nav-link{padding:14px 24px;font-size:15px;}
  .nav-link::after{display:none;}
  .nav-link.is-active{background:var(--mist);}
  .nav-toggle{display:inline-flex;}
  .nav-search,.nav-quiet{display:none;}
  .nav-inner{gap:12px;}
  .brand{flex:1 1 auto;}
  .two-col{grid-template-columns:1fr;gap:32px;margin-top:40px;}
  .two-col--flip .two-col__media{order:0;}
  .check-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:28px 0;}
  .stat-item:nth-child(3){border-left:none;padding-left:0;}
  .cta-inner{grid-template-columns:1fr;padding:52px 0;}
  .cta-actions{justify-content:flex-start;}
  .feedback-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px;}
  .page-banner__inner{padding:48px 0 56px;}
  .page-banner h1{font-size:27px;}
  .page-banner .lead{font-size:15px;}
  .banner-meta{gap:20px;margin-top:24px;padding-top:20px;}
  .banner-meta strong{font-size:19px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  h2{font-size:24px;}
  .section-head{margin-bottom:28px;}
  .stat-grid{grid-template-columns:1fr;gap:24px;}
  .stat-item{border-left:none;padding:0 0 0 14px;border-left:3px solid rgba(255,255,255,.2);}
  .stat-item strong{font-size:36px;}
  .check-card{padding:22px;}
  .form-row{grid-template-columns:1fr;}
  .form-card{padding:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;}
  .faq-item summary{font-size:15.5px;padding:18px 18px;}
  .faq-body{padding:0 18px 18px;font-size:15px;}
}
@media (max-width:479px){
  .page-banner h1{font-size:24px;}
  .two-col__body h3{font-size:20px;}
  .check-card__num{width:36px;height:36px;font-size:14px;}
  .footer-tags span{font-size:12px;padding:4px 10px;}
}

/* roulang page: category2 */
:root{
  --brand:#0E5B4C;
  --brand-deep:#0A4238;
  --brand-soft:rgba(14,91,76,.14);
  --mist:#E8F0EA;
  --coral:#E2603F;
  --coral-soft:#FBEAE4;
  --ink:#14201C;
  --ink-2:#3C4A45;
  --ink-3:#67766F;
  --bg:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --radius-card:14px;
  --radius-img:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,32,28,.06);
  --shadow-2:0 10px 26px rgba(20,32,28,.10);
  --space-1:8px;
  --space-2:16px;
  --space-3:24px;
  --space-4:32px;
  --space-5:48px;
  --space-6:64px;
  --space-7:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--ink);}
:focus-visible{outline:3px solid var(--brand-soft);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:var(--space-7) 0;}
.section-head{margin-bottom:var(--space-5);}
.section-head h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink);margin:12px 0 0;}
.section-head p{font-size:15px;color:var(--ink-3);margin-top:12px;max-width:720px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--brand);background:var(--mist);
  border-radius:999px;padding:5px 14px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid transparent;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 1px 12px rgba(20,32,28,.07);}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px;letter-spacing:.01em;flex-shrink:0;}
.brand:hover{color:var(--ink);}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.12);display:inline-block;flex-shrink:0;}
.brand-text{white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:8px;}
.nav-link{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--ink-2);padding:22px 0;white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left center;transition:transform .2s ease;}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  height:38px;width:220px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.cmd-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14);}
.cmd-search svg{flex-shrink:0;color:var(--ink-3);}
.cmd-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--ink);padding:0;}
.cmd-search input::placeholder{color:#9AA69F;}
.cmd-search kbd{
  flex-shrink:0;font-family:inherit;font-size:12px;line-height:1;
  color:var(--ink-3);background:var(--bg);border:1px solid var(--line);
  border-radius:6px;padding:3px 6px;
}
.quick-link{font-size:14px;color:var(--ink-3);white-space:nowrap;}
.quick-link:hover{color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 24px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:none;box-shadow:var(--shadow-1);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--mist);color:var(--brand-deep);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink-2);cursor:pointer;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .2s ease,top .2s ease;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;position:absolute;left:0;right:0;top:68px;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 18px 30px rgba(20,32,28,.10);
  padding:8px 16px 20px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a.drawer-link{
  display:block;height:52px;line-height:52px;
  font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);font-weight:600;}
.mobile-drawer .btn{width:100%;margin-top:16px;}

/* ---------- page banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  background:var(--brand-deep) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;padding:52px 0 64px;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,66,56,.95) 0%,rgba(14,91,76,.88) 52%,rgba(10,66,56,.74) 100%);
}
.page-banner .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:22px;}
.breadcrumb a{color:rgba(255,255,255,.85);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px;}
.breadcrumb .sep{color:rgba(255,255,255,.42);}
.banner-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:#fff;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.28);
  border-radius:999px;padding:5px 14px;
}
.page-banner h1{
  font-size:38px;line-height:1.28;font-weight:700;
  margin:18px 0 14px;max-width:880px;color:#fff;
}
.page-banner .banner-sub{
  font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);
  max-width:720px;
}
.banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.banner-meta span{
  font-size:13px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.20);
  border-radius:999px;padding:5px 14px;
}

/* ---------- index layout ---------- */
.index-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:56px;align-items:start;}
.index-nav{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-img);padding:20px;
  box-shadow:var(--shadow-1);
}
.index-nav h2{font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--ink-3);margin-bottom:12px;}
.index-nav ol{list-style:none;margin:0;padding:0;}
.index-nav a{
  display:block;padding:10px 12px;border-radius:10px;
  font-size:14px;color:var(--ink-2);
  border-left:2px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.index-nav a:hover{background:var(--mist);color:var(--brand-deep);}
.index-nav a.is-active{background:var(--mist);color:var(--brand);font-weight:600;border-left-color:var(--brand);}
.index-nav .nav-note{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;line-height:1.75;color:var(--ink-3);
}
.index-nav .nav-note a{display:inline;padding:0;border:0;font-size:13px;font-weight:600;color:var(--brand);}
.index-nav .nav-note a:hover{background:transparent;text-decoration:underline;text-underline-offset:3px;}

.index-group{padding-bottom:44px;margin-bottom:44px;border-bottom:1px solid var(--line);scroll-margin-top:96px;}
.index-group:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.group-head{display:flex;align-items:center;gap:14px;margin-bottom:14px;}
.group-num{
  flex-shrink:0;font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--coral);background:var(--coral-soft);
  border-radius:999px;padding:4px 12px;
  font-variant-numeric:tabular-nums;
}
.group-head h2{font-size:25px;line-height:1.4;font-weight:700;color:var(--ink);}
.index-group > p{font-size:16px;line-height:1.95;color:var(--ink-2);max-width:780px;margin-bottom:26px;}
.group-points{
  list-style:none;margin:0 0 28px;padding:18px 20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
}
.group-points li{position:relative;padding-left:20px;font-size:15px;line-height:1.9;color:var(--ink-2);}
.group-points li + li{margin-top:6px;}
.group-points li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--brand);}

.mini-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.mini-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.mini-card:hover{transform:translateY(-2px);border-color:rgba(14,91,76,.3);box-shadow:var(--shadow-2);}
.mini-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--mist);}
.mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.mini-card:hover .mini-thumb img{transform:scale(1.04);}
.mini-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.mini-tag{
  align-self:flex-start;font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--brand);background:var(--mist);border-radius:999px;padding:3px 10px;
}
.mini-body h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);}
.mini-body p{font-size:14px;line-height:1.75;color:var(--ink-3);}
.mini-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.mini-link:hover{text-decoration:underline;text-underline-offset:4px;}
.mini-link i{font-style:normal;transition:transform .18s ease;}
.mini-card:hover .mini-link i{transform:translateX(3px);}

/* ---------- stats ---------- */
.stats{background:var(--brand-deep);color:#fff;padding:var(--space-6) 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
.stat{padding:0 24px;border-left:1px solid rgba(255,255,255,.16);}
.stat:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:44px;line-height:1.1;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;}
.stat-num small{font-size:15px;font-weight:500;margin-left:4px;color:rgba(255,255,255,.72);}
.stat p{margin-top:8px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.74);}

/* ---------- cta ---------- */
.cta-band{background:var(--mist);padding:var(--space-7) 0;}
.cta-inner{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:44px;box-shadow:var(--shadow-1);
}
.cta-inner h2{font-size:27px;line-height:1.4;font-weight:700;margin-bottom:14px;}
.cta-inner p{font-size:15px;line-height:1.9;color:var(--ink-2);}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px;}
.cta-side{border-left:1px solid var(--line);padding-left:44px;}
.cta-side h3{font-size:16px;font-weight:600;margin-bottom:14px;color:var(--ink);}
.cta-side ul{list-style:none;margin:0;padding:0;}
.cta-side li{font-size:14px;line-height:1.8;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line);}
.cta-side li:last-child{border-bottom:0;}
.cta-side a{font-weight:600;}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;font-size:18px;margin-bottom:16px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand .brand-mark{background:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.16);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.footer-tags span{
  font-size:12px;color:rgba(255,255,255,.8);
  border:1px solid rgba(255,255,255,.22);
  border-radius:999px;padding:4px 12px;
}
.footer-col h4{
  font-size:14px;font-weight:700;color:#fff;
  margin-bottom:16px;padding-bottom:8px;position:relative;
}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;border-radius:2px;background:rgba(255,255,255,.45);}
.footer-col a,.footer-col p{display:block;font-size:14px;line-height:1.9;color:rgba(255,255,255,.72);margin-bottom:6px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 24px;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom p{margin:0;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-banner h1{font-size:33px;}
  .index-layout{gap:36px;}
  .main-nav{gap:18px;}
  .cmd-search{width:180px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .main-nav,.cmd-search,.quick-link{display:none;}
  .nav-toggle{display:inline-flex;}
  .index-layout{grid-template-columns:1fr;gap:32px;}
  .index-nav{position:static;top:auto;}
  .mini-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px;}
  .stat:nth-child(3){border-left:0;padding-left:0;}
  .cta-inner{grid-template-columns:1fr;padding:32px;gap:28px;}
  .cta-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:24px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .page-banner{padding:36px 0 44px;}
  .page-banner h1{font-size:26px;line-height:1.35;}
  .page-banner .banner-sub{font-size:15px;}
  .section-head h2{font-size:23px;}
  .group-head{gap:10px;}
  .group-head h2{font-size:21px;}
  .mini-grid{grid-template-columns:1fr;gap:18px;}
  .stats{padding:48px 0;}
  .stats-grid{grid-template-columns:1fr;row-gap:0;}
  .stat{border-left:0;padding:20px 0;border-top:1px solid rgba(255,255,255,.16);}
  .stat:first-child{border-top:0;padding-top:0;}
  .stat-num{font-size:36px;}
  .cta-band{padding:48px 0;}
  .cta-inner{padding:24px;}
  .cta-inner h2{font-size:22px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:479px){
  .brand{font-size:15px;gap:8px;}
  .header-inner{gap:12px;}
  .btn-sm{padding:8px 14px;font-size:13px;}
  .banner-meta span{font-size:12px;}
  .index-nav{padding:16px;}
  .mini-body{padding:16px;}
  .footer-tags span{font-size:11px;}
}

/* roulang page: category3 */
:root{
  --brand:#0E5B4C;
  --brand-deep:#0A4238;
  --brand-mist:#E8F0EA;
  --coral:#E2603F;
  --coral-mist:#FBEAE4;
  --ink:#14201C;
  --ink-2:#3C4A45;
  --muted:#67766F;
  --bg:#F6F5F0;
  --surface:#FFFFFF;
  --line:#E2E5DE;
  --radius-card:14px;
  --radius-img:16px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(20,32,28,.06);
  --shadow-2:0 10px 26px rgba(20,32,28,.10);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",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:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;border:0;background:none;cursor:pointer;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:3px solid rgba(14,91,76,.35);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,245,240,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 4px 18px rgba(20,32,28,.07);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--ink);
  font-weight:700;
  font-size:16px;
  letter-spacing:.01em;
}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:12px;
  height:12px;
  border-radius:3px;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(14,91,76,.10);
  flex-shrink:0;
}
.brand-text{white-space:nowrap;}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:8px;
  flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:400;
  color:var(--ink-2);
  border-radius:8px;
  white-space:nowrap;
  transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:transparent;
  transition:background .18s ease;
}
.nav-link:hover{color:var(--brand);background:rgba(14,91,76,.05);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{background:var(--brand);}
.header-tools{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
  flex-shrink:0;
}
.command-search{
  position:relative;
  display:flex;
  align-items:center;
  width:200px;
  height:38px;
  padding:0 10px 0 34px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(14,91,76,.14);
}
.command-search svg{
  position:absolute;
  left:11px;
  width:15px;
  height:15px;
  stroke:var(--muted);
  fill:none;
  stroke-width:1.8;
}
.command-search input[type="search"]{
  width:100%;
  height:100%;
  border:0;
  background:transparent;
  font-size:13.5px;
  color:var(--ink);
  box-shadow:none;
  margin:0;
}
.command-search input[type="search"]::placeholder{color:#9BA8A2;}
.command-search input[type="search"]:focus{outline:none;}
.key-hint{
  flex-shrink:0;
  margin-left:6px;
  font-size:11px;
  line-height:1;
  color:#8D9A94;
  border:1px solid var(--line);
  border-radius:5px;
  padding:3px 5px;
  background:#FAFAF7;
}
.quick-link{
  font-size:14.5px;
  color:var(--ink-2);
  white-space:nowrap;
  padding:4px 2px;
}
.quick-link:hover{color:var(--brand);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:var(--shadow-1);
}
.btn-primary:hover{
  background:var(--brand-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 10px 22px rgba(10,66,56,.22);
}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-1);}
.btn-outline{
  background:var(--surface);
  color:var(--brand);
  border-color:var(--brand);
}
.btn-outline:hover{
  background:var(--brand-mist);
  color:var(--brand-deep);
  transform:translateY(-1px);
}
.btn-outline:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.header-cta{border-radius:999px;}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--surface);
  padding:0;
  position:relative;
}
.nav-toggle span{
  position:absolute;
  left:11px;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--ink);
  transition:transform .22s ease,opacity .22s ease;
}
.nav-toggle span:nth-child(1){top:14px;}
.nav-toggle span:nth-child(2){top:20px;}
.nav-toggle span:nth-child(3){top:26px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--surface);
  padding:8px 24px 18px;
}
.mobile-drawer a{
  display:flex;
  align-items:center;
  height:52px;
  font-size:15.5px;
  color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-child{border-bottom:0;}
.mobile-drawer a.is-active{color:var(--brand);font-weight:600;}

/* ---------- 页头横幅 ---------- */
.page-banner{
  position:relative;
  overflow:hidden;
  background:var(--brand-mist);
  border-bottom:1px solid var(--line);
}
.banner-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.banner-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(105deg,rgba(232,240,234,.96) 0%,rgba(232,240,234,.82) 52%,rgba(232,240,234,.55) 100%);
}
.banner-inner{
  position:relative;
  padding:56px 0 60px;
  max-width:820px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:18px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.breadcrumb span{color:#A6B2AC;}
.banner-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  margin-bottom:16px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--brand-deep);
  background:rgba(255,255,255,.78);
  border:1px solid rgba(14,91,76,.18);
  border-radius:999px;
}
.banner-badge i{
  width:6px;height:6px;border-radius:50%;background:var(--coral);display:inline-block;
}
.page-banner h1{
  font-size:36px;
  line-height:1.3;
  font-weight:700;
  color:var(--ink);
  letter-spacing:-.01em;
}
.banner-lead{
  margin-top:16px;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink-2);
  max-width:680px;
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--coral);
  margin-bottom:12px;
}
.section-head h2{
  font-size:29px;
  line-height:1.35;
  font-weight:700;
  color:var(--ink);
}
.section-lead{
  margin-top:14px;
  font-size:16px;
  line-height:1.9;
  color:var(--ink-2);
}

/* ---------- 通道对比矩阵 ---------- */
.compare-section{background:var(--bg);}
.compare-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:stretch;
}
.compare-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px 24px 26px;
  box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.compare-card:hover{
  transform:translateY(-2px);
  border-color:rgba(14,91,76,.30);
  box-shadow:var(--shadow-2);
}
.compare-card.is-featured{
  background:linear-gradient(180deg,#0E5B4C 0%,#0A4238 100%);
  border-color:#0A4238;
}
.card-badge{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  padding:4px 12px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--brand-deep);
  background:var(--brand-mist);
  border-radius:999px;
}
.compare-card.is-featured .card-badge{
  color:#fff;
  background:rgba(255,255,255,.16);
}
.compare-card h3{
  margin-top:16px;
  font-size:21px;
  line-height:1.45;
  font-weight:700;
  color:var(--ink);
}
.compare-sub{
  margin-top:8px;
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
}
.compare-list{
  margin-top:22px;
  display:flex;
  flex-direction:column;
  gap:0;
  flex-grow:1;
}
.compare-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:13px 0;
  border-top:1px solid var(--line);
  font-size:14.5px;
  line-height:1.75;
  color:var(--ink-2);
}
.compare-list li .mark{
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:18px;
  height:18px;
  margin-top:5px;
  border-radius:50%;
  background:var(--brand-mist);
  color:var(--brand);
  font-size:11px;
  font-weight:700;
  line-height:1;
}
.compare-list li strong{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:.01em;
}
.compare-card .card-action{margin-top:22px;}
.compare-card.is-featured h3,
.compare-card.is-featured .compare-list li strong{color:#fff;}
.compare-card.is-featured .compare-sub{color:rgba(255,255,255,.72);}
.compare-card.is-featured .compare-list li{
  color:rgba(255,255,255,.82);
  border-top-color:rgba(255,255,255,.14);
}
.compare-card.is-featured .compare-list li .mark{
  background:rgba(255,255,255,.18);
  color:#fff;
}
.compare-card.is-featured .btn-outline{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.55);
}
.compare-card.is-featured .btn-outline:hover{
  background:rgba(255,255,255,.14);
  color:#fff;
  border-color:#fff;
}
.compare-note{
  margin-top:28px;
  padding:16px 20px;
  font-size:14px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--surface);
  border:1px dashed var(--line);
  border-left:3px solid var(--coral);
  border-radius:10px;
}

/* ---------- 数据条 ---------- */
.stats-band{
  background:var(--brand-deep);
  padding:64px 0;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
}
.stat{
  padding:6px 28px;
  border-left:1px solid rgba(255,255,255,.16);
}
.stat:first-child{border-left:0;padding-left:0;}
.stat-value{
  display:flex;
  align-items:baseline;
  gap:6px;
  font-variant-numeric:tabular-nums;
}
.stat-num{
  font-size:44px;
  line-height:1.1;
  font-weight:700;
  color:#fff;
  letter-spacing:-.02em;
}
.stat-unit{
  font-size:16px;
  font-weight:600;
  color:var(--coral);
}
.stat-label{
  margin-top:10px;
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.70);
}

/* ---------- 更新内容分组 ---------- */
.update-section{background:var(--bg);}
.update-layout{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:32px;
  align-items:start;
}
.update-visual{
  position:relative;
  border-radius:var(--radius-img);
  overflow:hidden;
  background:var(--brand-mist);
  box-shadow:var(--shadow-1);
}
.update-visual img{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
}
.visual-tag{
  position:absolute;
  left:20px;
  right:20px;
  bottom:20px;
  padding:14px 18px;
  background:rgba(255,255,255,.94);
  border-radius:12px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--ink-2);
  box-shadow:0 10px 26px rgba(20,32,28,.16);
}
.visual-tag strong{
  display:block;
  font-size:15px;
  color:var(--ink);
  margin-bottom:4px;
}
.update-panels{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 22px 20px;
  box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.panel:hover{
  transform:translateY(-2px);
  border-color:rgba(14,91,76,.30);
  box-shadow:var(--shadow-2);
}
.panel-head{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.panel-index{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  border-radius:8px;
  background:var(--coral-mist);
  color:var(--coral);
  font-size:12.5px;
  font-weight:700;
  flex-shrink:0;
}
.panel h3{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  color:var(--ink);
}
.panel ul{display:flex;flex-direction:column;gap:8px;}
.panel li{
  position:relative;
  padding-left:15px;
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
}
.panel li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--brand);
  opacity:.55;
}

/* ---------- 选择建议 ---------- */
.advice-section{
  background:var(--brand-mist);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.advice-layout{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.advice-intro h2{
  font-size:29px;
  line-height:1.35;
  font-weight:700;
  color:var(--ink);
}
.advice-intro p{
  margin-top:16px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--ink-2);
}
.advice-list{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:4px 24px;
  box-shadow:var(--shadow-1);
}
.advice-item{
  display:grid;
  grid-template-columns:150px 1fr;
  gap:20px;
  padding:22px 0;
  border-top:1px solid var(--line);
}
.advice-item:first-child{border-top:0;}
.advice-item h3{
  font-size:15.5px;
  font-weight:600;
  line-height:1.7;
  color:var(--brand);
}
.advice-item p{
  font-size:14.5px;
  line-height:1.85;
  color:var(--ink-2);
}

/* ---------- 常见问题 ---------- */
.faq-section{background:var(--bg);}
.faq-list{
  max-width:880px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  width:100%;
  text-align:left;
  padding:22px 24px;
  font-size:16.5px;
  font-weight:600;
  line-height:1.6;
  color:var(--ink);
  transition:color .18s ease,background .18s ease;
}
.faq-q:hover{color:var(--brand);background:rgba(232,240,234,.45);}
.faq-icon{
  position:relative;
  flex-shrink:0;
  width:22px;
  height:22px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#FAFAF7;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:10px;
  height:1.6px;
  border-radius:2px;
  background:var(--brand);
  transform:translate(-50%,-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-item.is-open .faq-icon{
  background:var(--brand);
  border-color:var(--brand);
  transform:rotate(180deg);
}
.faq-item.is-open .faq-icon::before,
.faq-item.is-open .faq-icon::after{background:#fff;}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .22s ease;
}
.faq-a-inner{
  padding:0 24px 24px;
  font-size:15.5px;
  line-height:1.95;
  color:var(--ink-2);
}
.faq-a-inner p + p{margin-top:12px;}

/* ---------- 转化条 ---------- */
.cta-band{
  background:linear-gradient(120deg,#0A4238 0%,#0E5B4C 100%);
  padding:64px 0;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
}
.cta-text h2{
  font-size:26px;
  line-height:1.4;
  font-weight:700;
  color:#fff;
}
.cta-text p{
  margin-top:12px;
  font-size:15px;
  line-height:1.85;
  color:rgba(255,255,255,.74);
  max-width:640px;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
}
.cta-actions .btn-primary{
  background:var(--coral);
  color:#fff;
}
.cta-actions .btn-primary:hover{
  background:#C9502F;
  box-shadow:0 10px 24px rgba(226,96,63,.32);
}
.cta-actions .btn-outline{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.cta-actions .btn-outline:hover{
  background:rgba(255,255,255,.14);
  color:#fff;
  border-color:#fff;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0A4238;
  color:rgba(255,255,255,.72);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{color:#fff;font-size:16.5px;}
.footer-brand .brand-mark{background:#5FBFA6;box-shadow:0 0 0 4px rgba(95,191,166,.18);}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.66);
  max-width:320px;
}
.footer-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:18px;
}
.footer-tags span{
  padding:4px 11px;
  font-size:12px;
  line-height:1.6;
  color:rgba(255,255,255,.78);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
}
.footer-col h4{
  position:relative;
  font-size:14px;
  font-weight:700;
  color:#fff;
  padding-bottom:12px;
  margin-bottom:16px;
}
.footer-col h4::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:24px;
  height:2px;
  border-radius:2px;
  background:var(--coral);
}
.footer-col a,
.footer-col p{
  display:block;
  font-size:14px;
  line-height:2;
  color:rgba(255,255,255,.68);
  margin-bottom:6px;
}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 24px;
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-bottom p{
  font-size:13px;
  line-height:1.8;
  color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search{width:170px;}
  .nav-link{padding:8px 9px;font-size:14.5px;}
  .section{padding:76px 0;}
  .page-banner h1{font-size:32px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .command-search{display:none;}
  .quick-link{display:none;}
  .nav-toggle{display:inline-block;}
  .mobile-drawer.is-open{display:block;}
  .page-banner h1{font-size:30px;}
  .banner-inner{padding:48px 0 52px;}
  .compare-grid{grid-template-columns:1fr;gap:20px;}
  .compare-card.is-featured{order:-1;}
  .stats-grid{grid-template-columns:repeat(2,1fr);row-gap:32px;}
  .stat{border-left:0;padding:0;}
  .stat:nth-child(odd){padding-right:24px;}
  .update-layout{grid-template-columns:1fr;}
  .update-visual img{aspect-ratio:16/9;}
  .advice-layout{grid-template-columns:1fr;gap:28px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:26px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .brand-text{font-size:15px;}
  .header-cta{padding:8px 15px;font-size:13.5px;}
  .page-banner h1{font-size:25px;line-height:1.4;}
  .banner-lead{font-size:15px;margin-top:14px;}
  .banner-inner{padding:38px 0 42px;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:23px;}
  .section-lead{font-size:15px;}
  .stats-band{padding:48px 0;}
  .stat-num{font-size:36px;}
  .update-panels{grid-template-columns:1fr;}
  .advice-item{grid-template-columns:1fr;gap:6px;padding:18px 0;}
  .advice-list{padding:4px 18px;}
  .faq-q{padding:18px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 20px;font-size:15px;}
  .cta-band{padding:48px 0;}
  .cta-text h2{font-size:22px;}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .site-footer{padding-top:48px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:479px){
  .page-banner h1{font-size:22px;}
  .stat-num{font-size:32px;}
  .compare-card{padding:24px 18px 22px;}
  .panel{padding:18px 16px 16px;}
  .brand-text{font-size:14px;}
  .header-inner{gap:12px;}
}

/* roulang page: category4 */
:root{
  --brand:#0E5B4C;
  --brand-deep:#0A4238;
  --brand-soft:#136b59;
  --brand-mist:#E8F0EA;
  --coral:#E2603F;
  --coral-mist:#FBEAE4;
  --ink:#14201C;
  --ink-2:#3C4A45;
  --ink-3:#67766F;
  --paper:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --line-strong:#CFD6CC;
  --radius-sm:10px;
  --radius:14px;
  --radius-lg:16px;
  --shadow-1:0 1px 2px rgba(20,32,28,.06);
  --shadow-2:0 10px 26px rgba(20,32,28,.10);
  --shadow-3:0 18px 46px rgba(10,66,56,.16);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-lg)}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-deep)}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.005em}
h1{font-size:clamp(26px,3.4vw,42px);line-height:1.26}
h2{font-size:clamp(23px,2.4vw,30px);line-height:1.36}
h3{font-size:19px;line-height:1.5;font-weight:600}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(14,91,76,.34);outline-offset:2px;border-radius:6px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-mist{background:var(--brand-mist)}
.section-dark{background:var(--brand-deep);color:#fff}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--brand);background:rgba(14,91,76,.09);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.eyebrow.on-dark{color:#fff;background:rgba(255,255,255,.14)}
.section-head p{color:var(--ink-3);font-size:15.5px;line-height:1.85;margin-top:14px}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:rgba(255,255,255,.74)}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,245,240,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 6px 18px rgba(20,32,28,.06);
}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700;font-size:17px;white-space:nowrap}
.brand:hover{color:var(--brand-deep)}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--brand);box-shadow:0 0 0 4px rgba(14,91,76,.12);flex:0 0 auto}
.brand-text{letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:22px;flex:1;margin-left:6px}
.nav-link{
  position:relative;display:inline-block;
  padding:23px 0;font-size:15px;color:var(--ink-2);
  white-space:nowrap;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-tools{display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;width:200px;height:38px;
  padding:0 10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search i{font-size:12px;color:var(--ink-3)}
.nav-search input{border:0;background:transparent;outline:0;width:100%;font-size:13px;line-height:1.4;padding:0}
.nav-search input::placeholder{color:#9AA7A0}
.nav-search kbd{
  font-family:var(--font);font-size:11px;color:var(--ink-3);
  border:1px solid var(--line);border-radius:4px;padding:0 5px;background:var(--paper);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14)}
.nav-quiet{font-size:14px;color:var(--ink-2);white-space:nowrap}
.nav-quiet:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1.4;
  border:1px solid transparent;text-decoration:none;cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(10,66,56,.20)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-mist);color:var(--brand-deep);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-deep)}
.btn-light:hover{background:var(--brand-mist);color:var(--brand-deep);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.46)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-block{width:100%}
.nav-cta{border-radius:999px;padding:10px 18px;font-size:14px;white-space:nowrap}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;border:1px solid var(--line);
  border-radius:10px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.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(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-drawer{display:none;border-top:1px solid var(--line);background:#fff;box-shadow:var(--shadow-2)}
.nav-drawer.is-open{display:block}
.nav-drawer a{
  display:flex;align-items:center;height:52px;padding:0 24px;
  color:var(--ink-2);font-size:15px;border-bottom:1px solid var(--line);
}
.nav-drawer a.is-active{color:var(--brand);font-weight:600;background:var(--brand-mist)}
.nav-drawer .drawer-cta{margin:14px 24px 18px;height:auto;justify-content:center;border:0}

/* ---------- banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  background:var(--brand-mist);
  border-bottom:1px solid var(--line);
  padding:54px 0 50px;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  opacity:.16;
  filter:saturate(.9);
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(232,240,234,.96) 0%,rgba(232,240,234,.78) 52%,rgba(232,240,234,.42) 100%);
}
.page-banner .container{position:relative;z-index:2;max-width:1200px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:18px}
.breadcrumb a{color:var(--ink-3)}
.breadcrumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.breadcrumb .sep{color:#A9B4AE}
.page-banner h1{max-width:860px}
.page-banner .banner-lead{max-width:720px;margin-top:16px;font-size:16.5px;line-height:1.9;color:var(--ink-2)}
.banner-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:#fff;color:var(--brand);border:1px solid rgba(14,91,76,.18);
}
.chip.coral{color:var(--coral);background:var(--coral-mist);border-color:rgba(226,96,63,.22)}
.chip.plain{color:var(--ink-2);background:rgba(255,255,255,.7);border-color:var(--line)}

/* ---------- risk panel ---------- */
.risk-panel{
  border-radius:var(--radius-lg);
  padding:44px 40px;
  background:radial-gradient(circle at 88% 0%,rgba(226,96,63,.18),transparent 42%),var(--brand-deep);
  color:#fff;
  box-shadow:var(--shadow-3);
}
.risk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:32px}
.risk-item{padding:0 24px;border-left:1px solid rgba(255,255,255,.16)}
.risk-item:first-child{padding-left:0;border-left:0}
.risk-item .idx{
  font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--coral);
  font-variant-numeric:tabular-nums;
}
.risk-item h3{margin:10px 0 10px;font-size:17px;color:#fff;line-height:1.55}
.risk-item p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:0}
.risk-note{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.16);
  font-size:14px;color:rgba(255,255,255,.74);
}
.risk-note .dot{width:7px;height:7px;border-radius:50%;background:var(--coral);flex:0 0 auto}

/* ---------- timeline ---------- */
.timeline{display:grid;gap:34px}
.tl-item{display:grid;grid-template-columns:90px minmax(0,1fr);gap:24px}
.tl-rail{position:relative;display:flex;justify-content:center}
.tl-num{
  position:relative;z-index:2;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand);color:#fff;
  font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 8px rgba(14,91,76,.09);
}
.tl-item:not(:last-child) .tl-rail::after{
  content:"";position:absolute;top:58px;bottom:-34px;left:50%;
  width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(14,91,76,.34),rgba(14,91,76,.06));
}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);padding:28px 30px;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.tl-card:hover{border-color:rgba(14,91,76,.3);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.tl-card-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.tl-card-head .tag{
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--coral);background:var(--coral-mist);
  padding:3px 10px;border-radius:999px;
}
.tl-body{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:26px;align-items:start;margin-top:14px}
.tl-body.no-media{grid-template-columns:1fr}
.tl-body p{color:var(--ink-2);font-size:15.5px;line-height:1.9}
.tl-body .media{margin:0}
.tl-body .media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-1)}
.tl-body .media figcaption{font-size:12.5px;color:var(--ink-3);margin-top:8px;line-height:1.7}
.tl-points{display:grid;gap:10px;margin-top:6px}
.tl-points li{
  position:relative;padding-left:22px;font-size:15px;color:var(--ink-2);line-height:1.8;
}
.tl-points li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;
  border-radius:2px;background:var(--brand);transform:rotate(45deg);
}
.tl-points li strong{color:var(--ink);font-weight:600}

/* ---------- checklist ---------- */
.check-layout{display:grid;grid-template-columns:0.85fr 1.15fr;gap:44px;align-items:start}
.check-aside h2{margin-bottom:14px}
.check-aside p{color:var(--ink-2);font-size:15.5px}
.check-aside .media{margin:24px 0 0}
.check-aside .media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-2)}
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-1);
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.check-item:hover{border-color:rgba(14,91,76,.3);transform:translateY(-2px);box-shadow:var(--shadow-2)}
.check-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;background:var(--brand-mist);color:var(--brand);
  font-size:12px;margin-top:3px;
}
.check-item h3{font-size:15.5px;margin-bottom:4px}
.check-item p{font-size:13.5px;line-height:1.8;color:var(--ink-3);margin:0}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-1);
}
.compare-card.bad{border-top:4px solid var(--coral)}
.compare-card.good{border-top:4px solid var(--brand)}
.compare-card .badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.compare-card.bad .badge{background:var(--coral-mist);color:var(--coral)}
.compare-card.good .badge{background:var(--brand-mist);color:var(--brand)}
.compare-card h3{font-size:18px;margin-bottom:16px}
.compare-list{display:grid;gap:12px}
.compare-list li{display:flex;gap:12px;font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.compare-list i{margin-top:6px;font-size:12px;flex:0 0 auto}
.compare-card.bad .compare-list i{color:var(--coral)}
.compare-card.good .compare-list i{color:var(--brand)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease)}
.faq-item.is-open{border-color:rgba(14,91,76,.34);box-shadow:var(--shadow-2)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;text-align:left;
  font-size:16.5px;font-weight:600;line-height:1.6;color:var(--ink);
}
.faq-q:hover{color:var(--brand)}
.faq-sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;border:1px solid var(--line);
  color:var(--brand);font-size:13px;transition:transform var(--ease),background var(--ease),border-color var(--ease);
}
.faq-item.is-open .faq-sign{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 220ms ease}
.faq-a-inner{padding:0 24px 22px;color:var(--ink-2);font-size:15px;line-height:1.95}
.faq-a-inner p{margin:0}

/* ---------- contact ---------- */
.contact-layout{display:grid;grid-template-columns:0.9fr 1.1fr;gap:44px;align-items:start}
.contact-info h2{margin-bottom:14px}
.contact-info p{color:rgba(255,255,255,.74);font-size:15.5px}
.contact-rows{display:grid;gap:16px;margin-top:26px}
.contact-row{display:flex;gap:14px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.82)}
.contact-row i{
  width:34px;height:34px;flex:0 0 auto;border-radius:9px;
  display:grid;place-items:center;background:rgba(255,255,255,.12);color:#fff;font-size:13px;margin-top:2px;
}
.contact-row strong{display:block;color:#fff;font-weight:600;font-size:14px;margin-bottom:2px}
.form-card{
  background:#fff;border-radius:var(--radius-lg);padding:32px;
  box-shadow:var(--shadow-3);border:1px solid rgba(255,255,255,.4);
}
.form-card h3{font-size:20px;margin-bottom:6px;color:var(--ink)}
.form-card .form-sub{font-size:13.5px;color:var(--ink-3);margin-bottom:22px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1 / -1}
.field label{font-size:13.5px;font-weight:600;color:var(--ink-2)}
.req{color:var(--coral);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#FCFCFA;padding:11px 13px;font-size:14.5px;line-height:1.6;color:var(--ink);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:104px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#9AA7A0}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(14,91,76,.14);
}
.form-card .btn{margin-top:20px}
.form-note{display:none;margin-top:14px;font-size:13.5px;color:var(--brand);background:var(--brand-mist);border-radius:var(--radius-sm);padding:11px 14px}
.form-note.show{display:block}
.form-tip{margin-top:12px;font-size:12.5px;color:var(--ink-3);line-height:1.75}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.related-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(14,91,76,.3)}
.related-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.related-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.related-body .chip{align-self:flex-start;background:var(--brand-mist);border-color:transparent;color:var(--brand)}
.related-body h3{font-size:17px;line-height:1.55}
.related-body p{font-size:13.5px;color:var(--ink-3);line-height:1.8;margin:0}
.related-link{margin-top:auto;padding-top:12px;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.related-card:hover .related-link{color:var(--brand-deep);text-decoration:underline;text-underline-offset:4px}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand .brand{color:#fff;font-size:17px;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-mark{background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.16)}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:18px;max-width:340px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  font-size:12px;padding:4px 10px;border-radius:999px;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.8);
}
.footer-col h4{
  font-size:14px;color:#fff;font-weight:700;margin-bottom:8px;
  padding-bottom:8px;position:relative;
}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;background:var(--coral);border-radius:2px}
.footer-col a,.footer-col p{display:block;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:10px 0 0}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);
  padding-top:20px;padding-bottom:24px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.6);margin:0}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .section{padding:76px 0}
  .main-nav{gap:16px}
  .nav-link{font-size:14.5px}
  .nav-search{width:168px}
  .risk-grid{grid-template-columns:repeat(2,1fr);row-gap:28px}
  .risk-item:nth-child(3){padding-left:0;border-left:0}
}
@media (max-width:1023px){
  .main-nav,.nav-search,.nav-quiet{display:none}
  .nav-toggle{display:flex}
  .header-inner{justify-content:space-between}
  .nav-tools{gap:10px}
  .tl-body{grid-template-columns:1fr}
  .tl-body .media{order:-1}
  .tl-body .media img{aspect-ratio:16/8}
  .check-layout{grid-template-columns:1fr;gap:32px}
  .contact-layout{grid-template-columns:1fr;gap:32px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:767px){
  .container{padding-left:16px;padding-right:16px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .page-banner{padding:36px 0 34px}
  .page-banner .banner-lead{font-size:15.5px}
  .risk-panel{padding:30px 22px;border-radius:var(--radius)}
  .risk-grid{grid-template-columns:1fr;row-gap:22px;margin-top:24px}
  .risk-item{padding:0 0 0 16px;border-left:2px solid rgba(255,255,255,.16)}
  .risk-item:first-child{padding-left:16px;border-left:2px solid var(--coral)}
  .risk-item:nth-child(3){padding-left:16px;border-left:2px solid rgba(255,255,255,.16)}
  .timeline{gap:24px}
  .tl-item{grid-template-columns:52px minmax(0,1fr);gap:14px}
  .tl-num{width:44px;height:44px;font-size:17px;box-shadow:0 0 0 6px rgba(14,91,76,.09)}
  .tl-item:not(:last-child) .tl-rail::after{top:44px;bottom:-24px}
  .tl-card{padding:22px 18px}
  .check-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .compare-card{padding:24px 20px}
  .faq-q{padding:17px 18px;font-size:15.5px}
  .faq-a-inner{padding:0 18px 18px}
  .form-card{padding:22px 18px}
  .form-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  h1{font-size:25px}
  .banner-meta{margin-top:18px}
}
@media (max-width:519px){
  .brand{font-size:15.5px}
  .nav-cta{display:none}
  .btn{width:100%}
  .nav-cta,.nav-toggle,.brand{width:auto}
  .btn-sm{width:auto}
  .banner-meta .chip{font-size:12px}
  .tl-card-head{flex-direction:column;align-items:flex-start;gap:6px}
  .section-head{margin-bottom:28px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category5 */
:root{
  --brand:#0E5B4C;
  --brand-deep:#0A4238;
  --brand-soft:#E8F0EA;
  --coral:#E2603F;
  --coral-soft:#FBEAE4;
  --ink:#14201C;
  --ink-2:#3C4A45;
  --muted:#67766F;
  --bg:#F6F5F0;
  --card:#FFFFFF;
  --line:#E2E5DE;
  --r-card:14px;
  --r-img:16px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(20,32,28,.06);
  --sh-2:0 10px 26px rgba(20,32,28,.10);
  --s-1:8px; --s-2:12px; --s-3:16px; --s-4:24px; --s-5:32px; --s-6:48px; --s-7:64px; --s-8:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:.01em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(14,91,76,.30);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(246,245,240,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:var(--sh-1);}
.header-inner{display:flex;align-items:center;gap:20px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--brand);box-shadow:0 0 0 4px rgba(14,91,76,.12);}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em;}
.brand:hover .brand-text{color:var(--brand);}
.main-nav{display:flex;align-items:center;gap:18px;flex:1 1 auto;min-width:0;}
.nav-link{position:relative;font-size:14.5px;color:var(--ink-2);padding:8px 0;white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  position:relative;display:flex;align-items:center;gap:8px;
  width:190px;height:38px;padding:0 10px 0 12px;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14);}
.search-box i{font-size:13px;color:var(--muted);}
.search-box input{flex:1 1 auto;min-width:0;border:0;outline:none;background:transparent;font-size:13.5px;color:var(--ink);}
.search-box input::placeholder{color:#9AA6A0;}
.search-box .slash{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:1px 5px;line-height:1.3;}
.quick-link{font-size:14px;color:var(--ink-2);white-space:nowrap;}
.quick-link:hover{color:var(--brand);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink);cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.mobile-drawer{
  position:fixed;top:68px;left:0;right:0;bottom:0;z-index:79;
  background:#fff;border-top:1px solid var(--line);
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
  overflow-y:auto;
}
.mobile-drawer.open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-inner{padding:16px 24px 40px;display:flex;flex-direction:column;}
.drawer-link{display:flex;align-items:center;height:52px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);}
.drawer-link.is-active{color:var(--brand);font-weight:600;}
.drawer-cta{margin-top:24px;width:100%;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:12px 22px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:none;box-shadow:var(--sh-1);}
.btn-ghost{background:#fff;color:var(--brand);border-color:rgba(14,91,76,.45);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:var(--brand);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand);}
.link-arrow i{font-size:12px;transition:transform .18s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;letter-spacing:.02em;padding:5px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand-deep);}
.badge-coral{background:var(--coral-soft);color:#B8412A;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--brand-soft);
  border-bottom:1px solid var(--line);
  padding:44px 0 52px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.08;pointer-events:none;
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#B4BEB8;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero-copy h1{font-size:38px;line-height:1.28;margin-bottom:16px;}
.hero-copy h1 .hl{color:var(--brand);}
.hero-sub{font-size:17px;color:var(--ink-2);margin-bottom:24px;max-width:560px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:var(--ink-2);}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.hero-figure{position:relative;}
.hero-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-2);}
.hero-float{
  position:absolute;right:18px;bottom:18px;
  background:#fff;border-radius:12px;padding:14px 16px;
  box-shadow:0 12px 28px rgba(20,32,28,.16);
  display:flex;gap:22px;
}
.hero-float .num{font-size:24px;font-weight:700;color:var(--coral);line-height:1.1;font-variant-numeric:tabular-nums;}
.hero-float .lbl{font-size:12px;color:var(--muted);margin-top:4px;}

/* ---------- Quick anchors ---------- */
.anchor-bar{background:#fff;border-bottom:1px solid var(--line);}
.anchor-inner{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:18px 0;}
.anchor-label{font-size:13.5px;color:var(--muted);margin-right:4px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:var(--ink-2);
  padding:8px 16px;border-radius:999px;background:var(--bg);
  border:1px solid var(--line);
  transition:all .18s ease;
}
.chip:hover{background:var(--brand-soft);border-color:rgba(14,91,76,.4);color:var(--brand-deep);transform:translateY(-1px);}
.chip i{font-size:12px;color:var(--brand);}

/* ---------- Stats strip ---------- */
.stats-strip{background:var(--brand-deep);color:#fff;padding:44px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:0 24px;border-left:1px solid rgba(255,255,255,.14);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:42px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;color:#fff;}
.stat-num .unit{font-size:16px;font-weight:600;margin-left:4px;color:rgba(255,255,255,.72);}
.stat-label{font-size:14px;color:rgba(255,255,255,.72);margin-top:8px;}

/* ---------- Section head ---------- */
.section-head{max-width:760px;margin-bottom:36px;}
.section-head .badge{margin-bottom:16px;}
.section-head h2{font-size:29px;line-height:1.35;margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;}
.faq-list{display:grid;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:rgba(14,91,76,.32);box-shadow:var(--sh-2);}
.faq-item.open{border-color:rgba(14,91,76,.45);box-shadow:var(--sh-2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.6;
}
.faq-q span.q-no{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;}
.faq-q .q-text{flex:1 1 auto;}
.faq-icon{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;position:relative;transition:all .2s ease;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;}
.faq-item.open .faq-icon{background:var(--brand);border-color:var(--brand);transform:rotate(180deg);}
.faq-item.open .faq-icon::before,.faq-item.open .faq-icon::after{background:#fff;}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq-a-inner{padding:0 24px 22px 66px;font-size:15.5px;line-height:1.9;color:var(--ink-2);}
.faq-a-inner p{margin:0 0 .9em;}
.faq-a-inner p:last-child{margin-bottom:0;}

.faq-aside{position:sticky;top:96px;display:grid;gap:16px;}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);}
.aside-card h3{font-size:18px;margin-bottom:14px;}
.aside-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.aside-list{display:grid;gap:12px;margin-top:16px;}
.aside-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.75;}
.aside-list li i{color:var(--coral);font-size:13px;margin-top:6px;flex:0 0 auto;}
.aside-card.dark{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
.aside-card.dark h3{color:#fff;}
.aside-card.dark p{color:rgba(255,255,255,.74);}
.aside-card.dark .btn{margin-top:18px;background:#fff;color:var(--brand-deep);}
.aside-card.dark .btn:hover{background:var(--brand-soft);color:var(--brand-deep);}

/* ---------- Contact ---------- */
.contact-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.contact-info h2{font-size:29px;line-height:1.35;margin-bottom:14px;}
.contact-info > p{font-size:16px;color:var(--muted);margin-bottom:26px;}
.contact-lines{display:grid;gap:16px;margin-bottom:28px;}
.contact-line{display:flex;gap:14px;align-items:flex-start;}
.contact-line .ico{flex:0 0 auto;width:38px;height:38px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:15px;}
.contact-line b{display:block;font-size:14.5px;color:var(--ink);}
.contact-line span{font-size:14px;color:var(--muted);}
.prep-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 24px;}
.prep-card h4{font-size:15px;margin-bottom:12px;color:var(--ink);}
.prep-card ul{display:grid;gap:10px;}
.prep-card li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.prep-card li i{color:var(--brand);font-size:13px;margin-top:6px;flex:0 0 auto;}

.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-1);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-desc{font-size:14px;color:var(--muted);margin-bottom:22px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px;}
.req{color:var(--coral);}
.input,select,textarea{
  width:100%;font-family:inherit;font-size:15px;color:var(--ink);
  padding:12px 14px;background:#fff;
  border:1px solid var(--line);border-radius:10px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
textarea{resize:vertical;min-height:110px;line-height:1.8;}
.input::placeholder,textarea::placeholder{color:#9AA6A0;}
.input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,91,76,.14);}
.form-hint{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.7;}

/* ---------- Related links ---------- */
.related-list{border-top:1px solid var(--line);}
.related-item{
  display:flex;align-items:center;gap:20px;
  padding:22px 8px;border-bottom:1px solid var(--line);
  transition:background .18s ease,padding .18s ease;
}
.related-item:hover{background:#fff;padding-left:16px;}
.related-no{flex:0 0 auto;font-size:13px;font-weight:700;color:var(--coral);font-variant-numeric:tabular-nums;width:34px;}
.related-body{flex:1 1 auto;min-width:0;}
.related-body h3{font-size:17px;margin-bottom:4px;}
.related-item:hover .related-body h3{color:var(--brand);}
.related-body p{font-size:14px;color:var(--muted);margin:0;}
.related-item .arrow{flex:0 0 auto;color:var(--muted);font-size:14px;transition:transform .18s ease,color .18s ease;}
.related-item:hover .arrow{color:var(--brand);transform:translateX(4px);}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:18px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.footer-tags span{font-size:12px;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.10);color:rgba(255,255,255,.82);}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;position:relative;padding-bottom:10px;}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:22px;height:2px;background:var(--coral);border-radius:2px;}
.footer-col a,.footer-col p{display:block;font-size:14px;color:rgba(255,255,255,.72);margin:0 0 10px;line-height:1.7;}
.footer-col a:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0 24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.55);margin:0;}

/* ---------- Responsive ---------- */
@media (max-width:1180px){
  .search-box{display:none;}
  .main-nav{gap:14px;}
  .nav-link{font-size:14px;}
}
@media (max-width:1024px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .quick-link{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-copy h1{font-size:32px;}
  .hero-figure{order:2;}
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .faq-aside{position:static;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 0;}
  .stat-item{padding:0 20px;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:64px 0;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .header-inner{height:62px;gap:12px;}
  .mobile-drawer{top:62px;}
  .brand-text{font-size:15px;}
  .section{padding:56px 0;}
  .page-hero{padding:32px 0 40px;}
  .hero-copy h1{font-size:26px;line-height:1.35;}
  .hero-sub{font-size:15.5px;}
  .section-head h2{font-size:23px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a-inner{padding:0 18px 18px 18px;font-size:15px;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .stat-num{font-size:34px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .related-item{padding:18px 4px;gap:12px;}
  .related-item:hover{padding-left:8px;}
  .hero-float{padding:12px 14px;gap:16px;right:12px;bottom:12px;}
  .hero-float .num{font-size:20px;}
}
@media (max-width:480px){
  .btn{padding:11px 18px;font-size:14.5px;}
  .header-actions .btn-sm{padding:8px 14px;font-size:13.5px;}
  .hero-copy h1{font-size:23px;}
  .badge{font-size:11.5px;padding:4px 10px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.14);padding-top:18px;}
  .stat-item:first-child{border-top:0;padding-top:0;}
}