/* roulang page: index */
:root{
  --primary:#E84A33;
  --primary-dark:#C93B27;
  --secondary:#1E5B5A;
  --secondary-dark:#16413F;
  --ink:#202426;
  --ink-70:#4B5358;
  --ink-40:#6C747A;
  --canvas:#F8F6F3;
  --card:#FFFFFF;
  --line:#E5E1DC;
  --success:#2E8B6F;
  --warning:#D97706;
  --radius:16px;
  --radius-sm:8px;
  --radius-full:999px;
  --shadow:0 2px 10px rgba(32,36,38,.05);
  --shadow-lg:0 10px 28px rgba(32,36,38,.08);
  --sp:96px;
  --header-h:74px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion: reduce){*,*::before,*::after{transition:none!important;animation:none!important}}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--canvas);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -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}
button,input,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer;padding:0}
h1,h2,h3,h4,p,figure{ margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--sp) 0}
.section-head{max-width:900px;margin:0 auto 40px;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(232,74,51,.1);color:#B83B28;font-size:14px;font-weight:600;padding:5px 14px;border-radius:var(--radius-full);margin-bottom:18px}
.section-head h2{font-size:clamp(26px,3vw,36px);line-height:1.3;font-weight:800;letter-spacing:-.02em}
.section-head p{color:var(--ink-40);font-size:16px;margin-top:14px;max-width:740px;margin-left:auto;margin-right:auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;padding:13px 28px;font-weight:600;font-size:15px;
  transition:background .2s,color .2s,box-shadow .2s,transform .2s,border-color .2s;
  line-height:1.2;border:1px solid transparent;white-space:nowrap;
}
.btn-lg{padding:15px 34px;font-size:16px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(232,74,51,.22)}
.btn-primary:hover{background:var(--primary-dark);box-shadow:0 12px 24px rgba(232,74,51,.3);transform:translateY(-2px)}
.btn-outline{border-color:#cfd5d2;background:#fff;color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--secondary);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.btn-white:hover{background:#f4f3f1;transform:translateY(-2px)}
.tag{display:inline-flex;align-items:center;gap:6px;background:#F4EBE6;color:#963F2B;border-radius:var(--radius-full);padding:5px 14px;font-size:13px;font-weight:600}
.badge{display:inline-block;color:#fff;background:var(--secondary);padding:4px 12px;border-radius:var(--radius-full);font-size:13px;line-height:1.4}
.chip{display:inline-flex;align-items:center;padding:5px 15px;border-radius:var(--radius-full);background:#F1EFEB;color:var(--ink-70);font-size:14px;border:1px solid var(--line);font-weight:500}
.icon-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--success);margin-right:8px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;height:var(--header-h);
  background:var(--secondary);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.08),0 6px 18px rgba(0,0,0,.08);
}
.nav-wrap{display:flex;align-items:center;height:var(--header-h);gap:28px}
.brand{display:flex;align-items:center;gap:10px;margin-right:8px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;background:var(--primary);border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:#fff;box-shadow:0 4px 12px rgba(232,74,51,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;letter-spacing:.01em}
.brand-text small{font-size:11px;color:rgba(255,255,255,.66);margin-top:3px}
.main-nav{display:flex;align-items:center;justify-content:space-between;flex:1;min-width:0}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav ul a{
  display:block;padding:8px 15px;border-radius:var(--radius-full);
  color:rgba(255,255,255,.88);font-size:15px;font-weight:500;
  transition:background .2s,color .2s;
}
.main-nav ul a:hover{background:rgba(255,255,255,.12);color:#fff}
.main-nav ul a.active{background:var(--primary);color:#fff;font-weight:600}
.header-cta{margin-left:12px}
.nav-cta{background:#fff;color:var(--secondary);padding:9px 20px;border-radius:var(--radius-full);font-weight:700;font-size:14px;transition:.2s;flex-shrink:0}
.nav-cta:hover{background:#F1ECE7;transform:translateY(-2px)}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  background:rgba(255,255,255,.1);color:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle .bar{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav-toggle.open .bar:nth-child(1){transform:rotate(45deg) translate(4px,4px)}
.nav-toggle.open .bar:nth-child(2){opacity:0}
.nav-toggle.open .bar:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ============ hero ============ */
.hero{
  background:
    linear-gradient(105deg, rgba(15,46,45,.96) 0%, rgba(20,61,60,.85) 45%, rgba(20,61,60,.55) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:92px 0 84px;
  overflow:hidden;
}
.hero-inner{display:flex;align-items:center;gap:50px}
.hero-copy{flex:1.2;min-width:0}
.hero-label{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.1);color:#FFDED7;border:1px solid rgba(255,255,255,.2);padding:6px 16px;border-radius:var(--radius-full);font-size:13px;font-weight:600;margin-bottom:22px}
.hero h1{
  font-size:clamp(32px,5vw,50px);
  font-weight:900;
  line-height:1.22;
  margin-bottom:22px;
  letter-spacing:-.02em;
}
.hero h1 span{color:#FF9B84}
.hero-sub{
  font-size:17px;line-height:1.9;color:rgba(255,255,255,.86);max-width:660px;margin-bottom:34px;
}
.hero-sub strong{color:#fff}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-proof{display:flex;flex-wrap:wrap;gap:24px;margin-top:40px;border-top:1px solid rgba(255,255,255,.15);padding-top:24px;max-width:650px}
.hero-proof li{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.86);font-size:14px}
.hero-proof .p-ic{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.12);display:inline-flex;align-items:center;justify-content:center;color:#FFC8BC;font-weight:700}
.hero-visual{flex:0.8;position:relative;min-width:0}
.hero-frame{
  border-radius:22px;overflow:hidden;box-shadow:0 26px 70px rgba(0,0,0,.3);
  border:1px solid rgba(255,255,255,.15);
}
.hero-visual img{width:100%;height:auto;min-height:340px;object-fit:cover}
.hero-note{
  position:absolute;left:-18px;bottom:38px;background:#fff;color:var(--ink);
  padding:14px 18px;border-radius:14px;box-shadow:var(--shadow-lg);
  display:flex;gap:12px;align-items:center;
}
.hero-note .num{font-size:24px;font-weight:900;color:var(--primary);line-height:1}
.hero-note .txt{font-size:13px;color:var(--ink-40);line-height:1.5}
.hero-note .txt strong{display:block;color:var(--ink);font-size:14px}

/* ============ intro / features ============ */
.feature-zone{padding-top:64px}
.zone-head{padding-bottom:10px}
.info-split{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:60px;align-items:center;
  margin-bottom:88px;
}
.info-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-lg)}
.info-media img{width:100%;height:auto;object-fit:cover;aspect-ratio:4/3}
.info-media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top, rgba(22,40,38,.12), transparent)}
.info-media .media-tab{position:absolute;top:16px;left:16px;z-index:2;background:rgba(255,255,255,.92);color:var(--secondary);font-size:13px;font-weight:700;padding:5px 14px;border-radius:var(--radius-full)}
.info-content .step-order{font-family:inherit;font-size:15px;font-weight:800;letter-spacing:.08em;color:var(--primary);background:rgba(232,74,51,.1);display:inline-block;padding:6px 14px;border-radius:30px;margin-bottom:16px}
.info-content h3{font-size:28px;line-height:1.4;font-weight:800;margin-bottom:16px}
.info-content p{color:var(--ink-40);font-size:16px;line-height:1.9;margin-bottom:20px}
.check-list{display:grid;grid-template-columns:1fr;gap:10px;max-width:520px}
.check-list li{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);padding:12px 16px;border-radius:12px;font-size:15px}
.check-list .ok{flex:0 0 20px;width:20px;height:20px;border-radius:50%;background:var(--success);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:12px;margin-top:1px}
.split-flip .info-media{order:2}
.extra-tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}

/* ============ process dark ============ */
.process-section{
  background:
    linear-gradient(to right, rgba(18,50,49,.98),rgba(26,76,74,.95)),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:88px 0;
}
.process-section .section-head h2{color:#fff}
.process-section .section-head p{color:rgba(255,255,255,.74)}
.process-section .eyebrow{background:rgba(255,255,255,.13);color:#FFCFC2}
.steps-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  margin-top:34px;position:relative;
}
.step-card{
  position:relative;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  border-radius:20px;padding:26px 22px 24px;backdrop-filter:blur(6px);
  transition:transform .25s,background .25s;
}
.step-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1)}
.step-index{
  width:46px;height:46px;border-radius:50%;background:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:900;margin-bottom:20px;box-shadow:0 8px 22px rgba(232,74,51,.32);
}
.step-card:nth-child(2) .step-index{background:#F0A03C;box-shadow:0 8px 22px rgba(240,160,60,.25)}
.step-card:nth-child(3) .step-index{background:#3BAF8B;box-shadow:0 8px 22px rgba(59,175,139,.25)}
.step-card:nth-child(4) .step-index{background:#678FD9;box-shadow:0 8px 22px rgba(103,143,217,.25)}
.step-card h3{font-size:19px;font-weight:700;margin-bottom:12px}
.step-card p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.75);margin-bottom:14px}
.step-thumb{border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1)}
.step-thumb img{width:100%;height:100px;object-fit:cover}
.process-note{
  text-align:center;margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-direction:column;align-items:center;gap:16px;
}
.process-note p{color:rgba(255,255,255,.72);font-size:15px}

/* ============ safety ============ */
.safety-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}
.safety-main{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}
.safety-aside{display:flex;flex-direction:column;gap:20px}
.safety-block{
  background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px 28px;box-shadow:var(--shadow);
}
.safety-block .block-tag{display:inline-block;padding:5px 13px;border-radius:var(--radius-full);font-size:13px;font-weight:700;margin-bottom:16px}
.safety-main .block-tag{background:#FCE8E3;color:#B63B26}
.safety-yellow .block-tag{background:#FFF1D6;color:#A8660A}
.safety-green .block-tag{background:#E4F1EB;color:#136C4F}
.safety-block h3{font-size:21px;font-weight:800;margin-bottom:13px}
.safety-block p{font-size:15px;color:var(--ink-40);line-height:1.85;margin-bottom:16px}
.safe-list{display:flex;flex-direction:column;gap:12px}
.safe-list li{position:relative;padding-left:24px;font-size:15px;color:var(--ink-70);line-height:1.8}
.safe-list li::before{content:"›";position:absolute;left:6px;color:var(--primary);font-weight:800;font-size:18px}
.warn-banner{
  display:flex;gap:16px;align-items:flex-start;background:#FFF5E8;
  border-radius:18px;border:1px solid #F4DDBB;
  padding:20px 22px;color:#7A520B;font-size:15px;
}
.warn-banner .w-ic{font-weight:900;font-size:19px;line-height:1.3}
.warn-banner strong{display:block;margin-bottom:5px}

/* ============ fee/rights ============ */
.fee-panel{
  display:grid;grid-template-columns:350px 1fr;background:var(--card);
  border-radius:24px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);
}
.fee-side{
  background:var(--secondary);padding:42px 34px;color:#fff;
}
.fee-side h3{font-size:24px;line-height:1.4;margin-bottom:18px}
.fee-side .fee-number{font-size:44px;font-weight:900;color:#FFB8A8;line-height:1.1}
.fee-side p{font-size:14px;color:rgba(255,255,255,.74);margin-top:12px}
.fee-list{display:flex;flex-direction:column}
.fee-item{padding:26px 32px;border-bottom:1px solid var(--line);display:flex;gap:18px;transition:background .2s}
.fee-item:last-child{border-bottom:0}
.fee-item:hover{background:#FDFBFA}
.fee-item .fee-ic{width:42px;height:42px;border-radius:12px;background:#FAEFEC;color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:19px;font-weight:800;flex-shrink:0}
.fee-item h4{font-size:17px;font-weight:700;margin-bottom:7px}
.fee-item p{font-size:15px;color:var(--ink-40);line-height:1.8}

/* ============ FAQ ============ */
.faq-panel{max-width:850px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  transition:box-shadow .2s,border-color .2s;overflow:hidden;
}
.faq-item.open{box-shadow:var(--shadow-lg);border-color:#E2D0CB}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;padding:20px 24px;text-align:left;
}
.faq-q .f-num{color:var(--primary);font-weight:800;margin-right:12px;font-size:15px}
.faq-q h3{font-size:17px;font-weight:700;display:flex;align-items:center}
.faq-q .f-icon{
  flex:0 0 32px;width:32px;height:32px;border-radius:50%;
  background:#F2F0EC;display:flex;align-items:center;justify-content:center;
  transition:.3s;color:#4C5355;font-size:18px;line-height:1;
}
.faq-item.open .f-icon{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 28px 22px 68px;color:var(--ink-40);font-size:15px;line-height:1.9;border-top:1px solid #F2EFEB;padding-top:16px}

/* ============ news ============ */
.news-zone{
  background:linear-gradient(180deg,#fff 0%,#F8F6F3 100%);
  border-top:1px solid #F0EDE9;
}
.news-layout-card{background:var(--card);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:28px;margin-bottom:16px}
.news-layout-card .news-topbar{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.news-layout-card .news-slot-icon{width:38px;height:38px;background:#F9ECE9;color:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:19px}
.news-topbar h3{font-size:19px;font-weight:700}
.news-topbar p{font-size:14px;color:var(--ink-40);margin-left:auto}
.news-combo{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.news-feature{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:0;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.news-feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-feature .news-thumb{overflow:hidden;background:#EFEDE9}
.news-feature .news-thumb img{width:100%;height:100%;object-fit:cover;min-height:220px}
.news-feature .news-body{padding:28px}
.news-feature .news-title{font-size:22px;font-weight:800;line-height:1.45;margin:14px 0 10px}
.news-feature .news-title a:hover{color:var(--primary)}
.news-desc{font-size:15px;color:var(--ink-40);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;gap:16px;color:var(--ink-40);font-size:13px;margin-top:18px;border-top:1px solid #F2EFEB;padding-top:12px}
.news-row-item{display:flex;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;align-items:center;transition:box-shadow .2s,transform .2s}
.news-row-item:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.news-row-item .row-thumb{flex:0 0 96px;height:72px;border-radius:12px;overflow:hidden}
.news-row-item .row-thumb img{width:100%;height:100%;object-fit:cover}
.news-row-item .row-main{min-width:0}
.news-row-item .row-title{font-size:15px;font-weight:700;line-height:1.5;margin:6px 0 3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row-item .row-meta{font-size:12px;color:var(--ink-40)}
.news-text-link{
  background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 16px;
  display:flex;gap:12px;align-items:center;transition:.2s;
}
.news-text-link:hover{background:#FEF9F7;border-color:#E5CFC6;transform:translateX(3px)}
.news-text-link .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);flex-shrink:0}
.news-text-link .lnk-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-text-link time{font-size:12px;color:var(--ink-40);margin-left:auto;white-space:nowrap}
.news-empty{grid-column:1/-1;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:45px 20px;text-align:center;color:var(--ink-40)}
.news-more{text-align:center;margin-top:32px}

/* ============ bottom CTA ============ */
.bottom-cta{
  background:
    linear-gradient(rgba(17,43,42,.9),rgba(17,43,42,.9)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border-radius:26px;
  color:#fff;
  padding:54px 34px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.bottom-cta .cta-inner{max-width:640px;margin:0 auto;position:relative;z-index:2}
.bottom-cta h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:12px}
.bottom-cta p{color:rgba(255,255,255,.8);font-size:15px;margin-bottom:26px}

/* ============ footer ============ */
.site-footer{
  background:var(--secondary-dark);color:#fff;padding-top:64px;margin-top:80px;
}
.footer-grid{
  display:grid;grid-template-columns:1.2fr 1fr 1fr 1.1fr;gap:40px;
  padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.9;margin-top:20px;max-width:300px}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:18px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color .2s,padding-left .2s}
.footer-col a:hover{color:#FFAE9D;padding-left:4px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:22px 0;font-size:13px;color:rgba(255,255,255,.5);flex-wrap:wrap;
}
/* ============ float action ============ */
.float-action{
  position:fixed;right:22px;bottom:26px;z-index:70;
  background:var(--primary);color:#fff;padding:14px 22px;border-radius:var(--radius-full);
  font-weight:700;font-size:14px;box-shadow:0 10px 30px rgba(232,74,51,.45);
  opacity:0;pointer-events:none;transform:translateY(14px);transition:.3s;
}
.float-action.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.float-action:hover{background:var(--primary-dark);transform:translateY(-2px)}

/* ============ responsive ============ */
@media (max-width:1024px){
  .nav-wrap{gap:12px}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;top:0;right:-310px;width:300px;height:100vh;
    background:var(--secondary-dark);
    flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:80px 24px 30px;transition:right .32s ease;box-shadow:-10px 0 40px rgba(0,0,0,.2);
    z-index:55;
  }
  .main-nav.open{right:0}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:4px;overflow-y:auto}
  .main-nav ul a{padding:13px 16px;border-radius:12px;font-size:16px}
  .main-nav ul a:hover{background:rgba(255,255,255,.1)}
  .main-nav ul a.active{background:var(--primary)}
  .main-nav .nav-cta{margin-left:0;margin-top:24px;text-align:center;display:inline-flex;justify-content:center}
  .nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:50;opacity:0;pointer-events:none;transition:.3s}
  .nav-overlay.show{opacity:1;pointer-events:auto}
  .hero-inner{flex-direction:column;gap:45px}
  .hero-note{left:0}
  .info-split{grid-template-columns:1fr;gap:40px;margin-bottom:70px}
  .split-flip .info-media{order:0}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .safety-grid{grid-template-columns:1fr}
  .fee-panel{grid-template-columns:1fr}
  .news-combo{grid-template-columns:1fr}
  .news-feature{grid-column:1/-1}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  :root{--sp:72px}
  .section-head h2{font-size:26px}
  .hero{padding:62px 0 60px}
  .hero-actions .btn{width:100%}
  .process-section{padding:64px 0}
  .steps-grid{grid-template-columns:1fr;max-width:480px;margin-left:auto;margin-right:auto}
  .step-card{padding:24px 20px}
  .fee-side{padding:32px 24px}
  .fee-item{padding:22px 20px}
  .safety-main{padding:24px}
  .news-feature{grid-template-columns:1fr}
  .news-feature .news-thumb img{min-height:170px;max-height:210px}
  .news-layout-card.info-card{padding:22px}
  .bottom-cta .btn{width:100%}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .info-content h3{font-size:24px}
  .hero-visual .hero-note{position:static;margin-top:12px}
  .hero-frame{border-radius:16px}
  .news-row-item{flex-direction:column;align-items:flex-start}
  .news-row-item .row-thumb{width:100%;flex:auto;height:120px}
  .news-text-link{flex-direction:column;align-items:flex-start}
  .news-text-link time{margin-left:0}
  .check-list{grid-template-columns:1fr}
  .faq-q{padding:17px 18px}
  .faq-q h3{font-size:16px}
  .faq-a p{padding:14px 20px 18px}
}

/* roulang page: category1 */
:root {
    --primary: #E84A33;
    --primary-dark: #C93B27;
    --primary-soft: #FBEAE6;
    --secondary: #1E5B5A;
    --secondary-deep: #163F3F;
    --secondary-dark: #102E2E;
    --bg: #F8F6F3;
    --card: #FFFFFF;
    --text: #202426;
    --muted: #6C747A;
    --line: #E5E1DC;
    --success: #2E8B6F;
    --warning: #D97706;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-sm: 0 2px 10px rgba(32, 36, 38, 0.05);
    --shadow-md: 0 8px 20px rgba(32, 36, 38, 0.08);
    --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.85;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, p, figure, ul, ol {
    margin: 0;
  }

  h1, h2, h3 {
    line-height: 1.3;
    color: var(--text);
  }

  ul, ol {
    padding: 0;
  }

  a {
    color: var(--primary);
    text-decoration: none;
    transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
  }

  img {
    display: block;
    max-width: 100%;
    border: 0;
  }

  button {
    font-family: inherit;
    border: 0;
    cursor: pointer;
    background: none;
  }

  input, textarea {
    font-family: inherit;
  }

  :focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 6px;
  }

  .container {
    width: min(1200px, calc(100% - 48px));
    margin-inline: auto;
  }

  .section {
    padding: 88px 0;
  }

  .section-light {
    background: var(--bg);
  }

  .section-white {
    background: var(--card);
  }

  .mask-muted {
    color: var(--muted);
  }

  /* ========== 按钮 ========== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 22px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    transition: all .2s ease;
  }

  .btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(232, 74, 51, .2);
  }

  .btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(201, 59, 39, .26);
  }

  .btn-ghost {
    background: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .55);
    color: #fff;
  }

  .btn-ghost:hover {
    background: rgba(255, 255, 255, .18);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
  }

  .btn-dark {
    background: var(--secondary);
    color: #fff;
  }

  .btn-dark:hover {
    background: var(--secondary-deep);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(19, 62, 61, .25);
  }

  .btn-outline-dark {
    border-color: rgba(255, 255, 255, .5);
    color: #fff;
    background: transparent;
  }

  .btn-outline-dark:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
  }

  .btn-lg {
    min-height: 52px;
    padding: 0 28px;
    font-size: 16px;
  }

  /* ========== 顶部导航 ========== */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 72px;
    background: rgba(15, 46, 46, .97);
    box-shadow: 0 1px 18px rgba(0, 0, 0, .16);
    z-index: 1000;
  }

  .nav-wrap {
    height: 72px;
    display: flex;
    align-items: center;
    gap: 18px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    min-width: 0;
    line-height: 1.2;
  }

  .brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--primary);
    color: #fff;
    font-size: 21px;
    font-weight: 800;
    border-radius: 12px;
    flex: none;
  }

  .brand-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
    color: #fff;
  }

  .brand-text strong {
    font-size: 19px;
    letter-spacing: .02em;
  }

  .brand-text small {
    font-size: 12px;
    color: rgba(255, 255, 255, .66);
    white-space: nowrap;
  }

  .main-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .main-nav ul a {
    display: inline-flex;
    align-items: center;
    padding: 9px 17px;
    border-radius: 999px;
    color: rgba(255, 255, 255, .86);
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
  }

  .main-nav ul a:hover {
    background: rgba(255, 255, 255, .1);
    color: #fff;
  }

  .main-nav ul a.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .16);
  }

  .main-nav ul a.active:hover {
    background: var(--primary-dark);
  }

  .main-nav .nav-cta {
    min-height: 40px;
    padding: 0 18px;
    font-size: 14px;
    box-shadow: none;
  }

  .nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    margin-left: auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    border-radius: 10px;
    background: transparent;
    position: relative;
    z-index: 30;
  }

  .nav-toggle .bar {
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: transform .25s ease, opacity .2s ease;
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(10, 27, 27, .55);
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease;
  }

  .nav-overlay.open {
    opacity: 1;
    visibility: visible;
  }

  /* ========== 分类页首屏 ========== */
  .category-hero {
    position: relative;
    padding: 158px 0 106px;
    color: #fff;
    background:
      linear-gradient(110deg, rgba(13, 44, 43, .97) 0%, rgba(20, 63, 61, .92) 42%, rgba(30, 91, 90, .76) 100%),
      url('/assets/images/backpic/back-1.png') center / cover no-repeat;
    overflow: hidden;
  }

  .category-hero::after {
    content: "";
    position: absolute;
    right: -80px;
    bottom: -110px;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: rgba(232, 74, 51, .14);
    filter: blur(10px);
    pointer-events: none;
  }

  .category-hero .container {
    position: relative;
    z-index: 2;
  }

  .breadcrumb {
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, .6);
    font-size: 14px;
  }

  .breadcrumb a {
    color: rgba(255, 255, 255, .72);
  }

  .breadcrumb a:hover {
    color: #fff;
  }

  .breadcrumb .divider {
    color: rgba(255, 255, 255, .4);
  }

  .breadcrumb [aria-current="page"] {
    color: #fff;
  }

  .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .2);
    color: #fff;
    font-size: 14px;
    margin-bottom: 20px;
  }

  .category-hero h1 {
    max-width: 860px;
    color: #fff;
    font-size: clamp(34px, 4.8vw, 48px);
    font-weight: 900;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
  }

  .category-hero .hero-text {
    max-width: 760px;
    font-size: 17px;
    line-height: 1.9;
    color: rgba(255, 255, 255, .9);
    margin-bottom: 32px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 34px;
    color: rgba(255, 255, 255, .72);
    font-size: 14px;
  }

  .hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .hero-meta i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    display: inline-block;
  }

  /* ========== 分类快速导航条 ========== */
  .quick-jump {
    margin-top: -44px;
    position: relative;
    z-index: 5;
  }

  .guide-box {
    background: #fff;
    border-radius: 18px;
    border: 1px solid rgba(229, 225, 220, .6);
    box-shadow: var(--shadow-md);
    padding: 18px 22px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
  }

  .guide-label {
    font-size: 14px;
    color: var(--muted);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .guide-label::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
  }

  .guide-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }

  .chip-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border-radius: 999px;
    background: var(--bg);
    border: 1px solid var(--line);
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
    transition: all .2s ease;
  }

  .chip-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: #fff;
    transform: translateY(-2px);
  }

  /* ========== 板块标题 ========== */
  .sec-head {
    max-width: 860px;
    margin-bottom: 42px;
  }

  .sec-head.center {
    margin-inline: auto;
    text-align: center;
  }

  .sec-eyebrow {
    display: inline-block;
    color: var(--primary);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .06em;
    margin-bottom: 10px;
  }

  .sec-head h2 {
    font-size: clamp(26px, 3.2vw, 36px);
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 14px;
  }

  .sec-head p {
    color: var(--muted);
    font-size: 16px;
    line-height: 1.9;
    max-width: 800px;
  }

  .sec-head.center p {
    margin-inline: auto;
  }

  /* ========== 横排入口信息卡 ========== */
  .way-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .way-row {
    display: grid;
    grid-template-columns: 360px 1fr;
    background: var(--card);
    border: 1px solid #ece7e0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow .25s ease, transform .25s ease;
    min-height: 220px;
  }

  .way-row:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
  }

  .way-media {
    position: relative;
    min-height: 220px;
    overflow: hidden;
    background: #e6e0d8;
  }

  .way-media img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .way-row:hover .way-media img {
    transform: scale(1.04);
  }

  .way-content {
    padding: 32px 34px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .way-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
  }

  .way-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 30px;
    padding: 0 8px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 900;
    font-size: 14px;
  }

  .way-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--secondary);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
  }

  .way-content h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .way-content p {
    color: var(--muted);
    line-height: 1.9;
    font-size: 15px;
    max-width: 680px;
    margin-bottom: 16px;
  }

  .way-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .mini-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 13px;
    background: #f7f3ee;
    border-radius: 999px;
    color: #4a5154;
    font-size: 13px;
    font-weight: 600;
  }

  .mini-tag::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--success);
  }

  /* ========== 注册流程演示 ========== */
  .flow-panel {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 36px;
    box-shadow: var(--shadow-sm);
  }

  .process-rail {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .process-rail::before {
    content: "";
    position: absolute;
    top: 30px;
    left: 4%;
    right: 4%;
    height: 2px;
    border-top: 2px dashed rgba(232, 74, 51, .35);
    z-index: 0;
  }

  .step-card {
    position: relative;
    z-index: 1;
    background: #FDFBFA;
    border: 1px solid #ece7e0;
    border-radius: 18px;
    padding: 26px 20px 22px;
    min-height: 230px;
    transition: all .25s ease;
  }

  .step-card:hover {
    border-color: rgba(232, 74, 51, .4);
    box-shadow: 0 10px 24px rgba(32, 36, 38, .06);
    transform: translateY(-3px);
  }

  .step-no {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    font-weight: 900;
    font-size: 14px;
    margin-bottom: 18px;
    box-shadow: 0 4px 10px rgba(232, 74, 51, .2);
  }

  .step-card h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 10px;
  }

  .step-card p {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.85;
  }

  .flow-note {
    margin-top: 24px;
    padding: 20px 26px;
    border-radius: 16px;
    background: #f2f8f6;
    border: 1px solid rgba(46, 139, 111, .25);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  .flow-note-text {
    flex: 1;
    min-width: 260px;
    color: #2e5e54;
    font-size: 15px;
  }

  .flow-note-text strong {
    color: var(--secondary-deep);
    font-weight: 800;
  }

  .flow-note .btn {
    flex: none;
  }

  /* ========== 安全提醒 ========== */
  .warning-band {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 20px 24px;
    margin-bottom: 30px;
    background: #FFF8F0;
    border: 1px solid rgba(217, 119, 6, .25);
    border-left: 4px solid var(--warning);
    border-radius: 16px;
  }

  .warning-band .warn-icon {
    width: 34px;
    height: 34px;
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--warning);
    color: #fff;
    border-radius: 50%;
    font-weight: 900;
  }

  .warning-band strong {
    font-size: 16px;
    margin-right: 8px;
  }

  .warning-band p {
    margin: 0;
    color: #4f463a;
    font-size: 15px;
  }

  .security-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 24px;
  }

  .check-panel,
  .alert-panel {
    background: #fff;
    border-radius: 20px;
    padding: 34px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
  }

  .panel-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
  }

  .panel-title .panel-ico {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 900;
    background: var(--primary-soft);
    color: var(--primary);
  }

  .check-panel .panel-ico {
    background: #EAF5F0;
    color: var(--success);
  }

  .alert-panel {
    border-color: rgba(217, 119, 6, .22);
    background: #fffdfb;
  }

  .panel-title h3 {
    font-size: 19px;
    font-weight: 800;
  }

  .check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .check-list li {
    position: relative;
    padding-left: 30px;
    color: #4a5154;
    font-size: 15px;
    line-height: 1.8;
  }

  .check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 1px;
    width: 21px;
    height: 21px;
    border-radius: 50%;
    background: var(--success);
    color: #fff;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .risk-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 13px;
  }

  .risk-list li {
    position: relative;
    padding-left: 30px;
    color: #6f5d4a;
    font-size: 15px;
    line-height: 1.8;
  }

  .risk-list li::before {
    content: "!";
    position: absolute;
    left: 0;
    top: 2px;
    width: 21px;
    height: 21px;
    border-radius: 50%;
    background: var(--warning);
    color: #fff;
    font-size: 13px;
    font-weight: 900;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  /* ========== FAQ ========== */
  .faq-block {
    max-width: 820px;
    margin-inline: auto;
  }

  .faq-item {
    background: #fff;
    border: 1px solid #EAE4DD;
    border-radius: 18px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color .2s ease, box-shadow .2s ease;
  }

  .faq-item.open {
    border-color: rgba(232, 74, 51, .4);
    box-shadow: 0 10px 24px rgba(32, 36, 38, .05);
  }

  .faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 22px;
    text-align: left;
    background: transparent;
    color: var(--text);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
  }

  .faq-question:hover {
    color: var(--primary);
  }

  .faq-no {
    flex: none;
    color: var(--primary);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: .02em;
    min-width: 24px;
  }

  .faq-text {
    flex: 1;
  }

  .faq-icon {
    position: relative;
    flex: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--line);
  }

  .faq-icon::before,
  .faq-icon::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    background: var(--text);
    transform: translate(-50%, -50%);
    transition: all .25s ease;
  }

  .faq-icon::before {
    width: 12px;
    height: 2px;
    border-radius: 2px;
  }

  .faq-icon::after {
    width: 2px;
    height: 12px;
    border-radius: 2px;
  }

  .faq-item.open .faq-icon {
    background: var(--primary);
    border-color: var(--primary);
  }

  .faq-item.open .faq-icon::before,
  .faq-item.open .faq-icon::after {
    background: #fff;
  }

  .faq-item.open .faq-icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
  }

  .faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .3s ease;
  }

  .faq-item.open .faq-answer {
    grid-template-rows: 1fr;
  }

  .faq-answer-inner {
    overflow: hidden;
  }

  .faq-answer p {
    padding: 0 26px 22px 62px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.9;
  }

  /* ========== CTA 引导区 ========== */
  .cta-band {
    background: var(--secondary-deep);
    padding: 74px 0 110px;
    position: relative;
    overflow: hidden;
  }

  .cta-band::before {
    content: "";
    position: absolute;
    top: -80px;
    left: -100px;
    width: 340px;
    height: 340px;
    border-radius: 50%;
    background: rgba(232, 74, 51, .12);
    filter: blur(6px);
  }

  .cta-card {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, .05);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 28px;
    padding: 44px;
  }

  .cta-inner {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
  }

  .cta-inner .sec-eyebrow {
    color: #ef8a77;
  }

  .cta-inner h2 {
    color: #fff;
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 800;
    margin-bottom: 12px;
  }

  .cta-inner p {
    color: rgba(255, 255, 255, .75);
    font-size: 16px;
    max-width: 680px;
    margin-bottom: 26px;
  }

  .cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .cta-guide {
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding-top: 26px;
    color: rgba(255, 255, 255, .55);
    font-size: 14px;
  }

  /* ========== 页脚 ========== */
  .site-footer {
    background: var(--secondary-deep);
    color: #fff;
    padding-top: 70px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr repeat(3, 1fr);
    gap: 38px;
    padding-bottom: 42px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
  }

  .footer-brand p {
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
    line-height: 1.9;
    margin-top: 18px;
    max-width: 440px;
  }

  .footer-col h3 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 18px;
  }

  .footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-col ul a {
    color: rgba(255, 255, 255, .62);
    font-size: 14px;
  }

  .footer-col ul a:hover {
    color: #fff;
    text-decoration: underline;
    text-underline-offset: 4px;
  }

  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    padding: 24px 0;
    color: rgba(255, 255, 255, .45);
    font-size: 13px;
  }

  .footer-bottom a {
    color: rgba(255, 255, 255, .6);
  }

  /* ========== 响应式 ========== */
  @media (max-width: 1100px) {
    .process-rail {
      grid-template-columns: repeat(2, 1fr);
    }

    .process-rail::before {
      display: none;
    }

    .footer-grid {
      grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
      grid-column: span 2;
    }
  }

  @media (max-width: 980px) {
    .nav-toggle {
      display: flex;
    }

    .main-nav {
      position: fixed;
      top: 0;
      right: 0;
      width: min(360px, 90vw);
      height: 100vh;
      max-height: 100vh;
      overflow-y: auto;
      background: #fff;
      margin: 0;
      padding: 86px 22px 24px;
      flex-direction: column;
      align-items: stretch;
      gap: 22px;
      transform: translateX(105%);
      transition: transform .28s ease;
      box-shadow: -14px 0 34px rgba(0, 0, 0, .12);
      z-index: 20;
    }

    .main-nav.open {
      transform: translateX(0);
    }

    .main-nav ul {
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
    }

    .main-nav ul a,
    .main-nav ul a.active {
      display: flex;
      min-height: 48px;
      align-items: center;
      justify-content: flex-start;
      padding: 0 16px;
      border-radius: 12px;
      color: var(--text);
      background: transparent;
      font-weight: 700;
      box-shadow: none;
    }

    .main-nav ul a:hover {
      background: var(--bg);
      color: var(--text);
    }

    .main-nav ul a.active {
      background: var(--primary);
      color: #fff;
    }

    .main-nav ul a.active:hover {
      background: var(--primary-dark);
      color: #fff;
    }

    .main-nav .nav-cta {
      margin-top: auto;
      width: 100%;
    }
  }

  @media (max-width: 840px) {
    .category-hero {
      padding: 128px 0 84px;
    }

    .hero-text {
      font-size: 16px;
    }

    .section {
      padding: 64px 0;
    }

    .way-row {
      grid-template-columns: 300px 1fr;
    }

    .security-grid {
      grid-template-columns: 1fr;
    }

    .cta-card {
      padding: 30px 24px;
    }
  }

  @media (max-width: 720px) {
    .container {
      width: min(100% - 28px, 1200px);
    }

    .category-hero h1 {
      font-size: 30px;
    }

    .quick-jump {
      margin-top: 20px;
    }

    .guide-box {
      align-items: stretch;
    }

    .way-row {
      grid-template-columns: 1fr;
    }

    .way-media {
      min-height: 200px;
    }

    .way-content {
      padding: 26px 22px;
    }

    .flow-panel {
      padding: 20px;
    }

    .process-rail {
      grid-template-columns: 1fr;
    }

    .step-card {
      min-height: 0;
    }

    .flow-note {
      align-items: flex-start;
    }

    .footer-bottom {
      flex-direction: column;
    }

    .faq-answer p {
      padding-left: 22px;
    }
  }

  @media (max-width: 520px) {
    .brand-text small {
      display: none;
    }

    .main-nav {
      width: 100vw;
    }

    .hero-actions .btn {
      width: 100%;
    }

    .section {
      padding: 50px 0;
    }

    .sec-head p {
      font-size: 15px;
    }
  }

/* roulang page: article */
:root{
  --primary:#E84A33;
  --primary-dark:#C93B27;
  --secondary:#1E5B5A;
  --secondary-deep:#163F3E;
  --ink:#202426;
  --muted:#6C747A;
  --line:#E5E1DC;
  --bg:#F8F6F3;
  --white:#FFFFFF;
  --success:#2E8B6F;
  --warning:#D97706;
  --radius:16px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-card:0 2px 10px rgba(32,36,38,0.05);
  --shadow-hover:0 8px 20px rgba(32,36,38,0.08);
  --section-space:clamp(56px,8vw,96px);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,select,textarea{font-family:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--ink)}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}

.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
}
.container-narrow{
  width:100%;
  max-width:880px;
  margin-inline:auto;
  padding-inline:24px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border:1px solid transparent;
  border-radius:10px;
  font-size:15px;
  font-weight:700;
  line-height:1.3;
  color:var(--white);
  background:var(--primary);
  transition:background .25s ease,border-color .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,opacity .25s ease;
}
.btn:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 10px 18px rgba(200,50,30,0.18);
  color:var(--white);
}
.btn-outline{
  background:transparent;
  color:var(--secondary);
  border-color:var(--secondary);
}
.btn-outline:hover{
  background:var(--secondary);
  color:var(--white);
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
}
.btn-lg{padding:16px 30px;font-size:16px;border-radius:12px}

/* ========== Header ========== */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:var(--secondary);
  box-shadow:0 4px 14px rgba(15,42,41,0.18);
}
.nav-wrap{
  min-height:72px;
  display:flex;
  align-items:center;
  gap:18px;
  position:relative;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--white);
  flex-shrink:0;
}
.brand-mark{
  width:44px;
  height:44px;
  border-radius:13px;
  background:var(--primary);
  color:var(--white);
  font-size:22px;
  font-weight:800;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 4px 10px rgba(232,74,51,0.3);
}
.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}
.brand-text strong{
  font-size:19px;
  letter-spacing:0.01em;
  font-weight:800;
  color:var(--white);
}
.brand-text small{
  font-size:12px;
  color:rgba(255,255,255,0.65);
  margin-top:3px;
  letter-spacing:0.02em;
}

.main-nav{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:18px;
}
.main-nav ul{
  display:flex;
  align-items:center;
  gap:6px;
}
.main-nav ul a:not(.btn){
  display:block;
  padding:9px 14px;
  border-radius:var(--radius-pill);
  color:rgba(255,255,255,0.86);
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  transition:background .2s ease,color .2s ease;
}
.main-nav ul a:not(.btn):hover{
  background:rgba(255,255,255,0.10);
  color:var(--white);
}
.main-nav ul a.active{
  background:var(--primary);
  color:var(--white);
  box-shadow:0 4px 12px rgba(232,74,51,0.26);
}
.nav-cta.btn{
  padding:11px 18px;
  font-size:14px;
  border-radius:var(--radius-pill);
}
.nav-overlay{
  display:none;
}

.nav-toggle{
  display:none;
  margin-left:auto;
  width:42px;
  height:42px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.14);
  border-radius:10px;
  z-index:2000;
}
.nav-toggle .bar{
  display:block;
  width:18px;
  height:2px;
  background:var(--white);
  border-radius:20px;
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle.open .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open .bar:nth-child(2){opacity:0}
.nav-toggle.open .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ========== Article Hero ========== */
.article-hero{
  position:relative;
  isolation:isolate;
  color:var(--white);
  padding:clamp(38px,6vw,72px) 0 112px;
  background:url('/assets/images/backpic/back-2.png') no-repeat right center / cover;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(105deg,rgba(15,44,43,.96) 0%,rgba(23,63,62,.90) 45%,rgba(30,91,90,.66) 100%);
}
.article-hero h1{
  max-width:900px;
  margin:22px 0 18px;
  font-size:clamp(30px,4.8vw,48px);
  font-weight:800;
  line-height:1.25;
  color:var(--white);
  letter-spacing:-0.02em;
  text-shadow:0 2px 12px rgba(0,0,0,0.12);
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,0.65);
}
.breadcrumb a{
  color:rgba(255,255,255,0.72);
  transition:color .2s ease;
}
.breadcrumb a:hover{color:var(--white)}
.crumb-sep{color:rgba(255,255,255,0.35);font-style:normal}
.crumb-current{
  color:rgba(255,255,255,0.9);
  max-width:360px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:22px;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.18);
  border-radius:var(--radius-pill);
  padding:7px 15px;
  font-size:13px;
  font-weight:600;
  color:var(--white);
  backdrop-filter:blur(4px);
}
.hero-kicker-dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary);
  display:inline-block;
}
.article-hero-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:20px;
  color:rgba(255,255,255,0.78);
  font-size:14px;
}
.article-hero-meta .meta-divider{
  width:1px;
  height:14px;
  background:rgba(255,255,255,0.25);
}
.article-hero-meta strong{
  color:rgba(255,255,255,0.95);
  font-weight:600;
}

/* ========== Article Main ========== */
.article-area{
  background:var(--bg);
  padding-bottom:clamp(46px,7vw,80px);
}
.article-shell{
  max-width:1020px;
  margin:-56px auto 0;
  position:relative;
  z-index:5;
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  border:1px solid var(--line);
  padding:clamp(22px,5vw,58px);
}
.article-cover{
  margin:-0 0 34px;
  border-radius:14px;
  overflow:hidden;
  background:var(--bg);
  aspect-ratio:16/8;
}
.article-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.entry-content{
  max-width:780px;
  margin:0 auto;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
}
.entry-content h2,
.entry-content h3,
.entry-content h4{
  margin-top:1.7em;
  margin-bottom:0.7em;
  color:var(--ink);
}
.entry-content h2{
  font-size:clamp(22px,2.8vw,28px);
  padding-left:14px;
  border-left:4px solid var(--primary);
}
.entry-content h3{
  font-size:20px;
}
.entry-content h4{
  font-size:18px;
}
.entry-content p{
  margin-bottom:1.5em;
}
.entry-content img{
  border-radius:12px;
  margin:1.6em 0;
}
.entry-content ul,
.entry-content ol{
  margin:1.4em 0 1.6em;
  padding-left:1.2em;
}
.entry-content ul li{
  position:relative;
  padding-left:8px;
  margin-bottom:9px;
}
.entry-content ul li::before{
  content:"";
  position:absolute;
  left:-1.1em;
  top:.68em;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary);
}
.entry-content ol{
  list-style:decimal;
}
.entry-content ol li{
  padding-left:7px;
  margin-bottom:9px;
}
.entry-content blockquote{
  margin:1.8em 0;
  padding:20px 22px;
  border-left:4px solid var(--primary);
  background:#FBF5F2;
  border-radius:0 12px 12px 0;
  color:#5A4643;
}
.entry-content a{
  color:var(--secondary);
  font-weight:600;
  border-bottom:1px solid rgba(30,91,90,0.3);
  transition:color .2s ease,border-color .2s ease;
}
.entry-content a:hover{
  color:var(--primary);
  border-color:var(--primary);
}
.entry-content code{
  background:#F3F0EC;
  border-radius:5px;
  padding:2px 7px;
  font-size:.92em;
  color:#B2402A;
}
.entry-content table{
  width:100%;
  border-collapse:collapse;
  margin:1.5em 0;
  border-radius:10px;
  overflow:hidden;
  background:var(--white);
}
.entry-content th,
.entry-content td{
  border:1px solid var(--line);
  padding:12px 14px;
  text-align:left;
  font-size:15px;
}
.entry-content th{
  background:var(--secondary);
  color:var(--white);
  font-weight:700;
}
.entry-content td{
  background:var(--white);
}
.entry-callout{
  max-width:780px;
  margin:38px auto 0;
  padding:20px 22px;
  border-radius:14px;
  border:1px solid #E9B0A6;
  background:#FEF7F5;
  border-left:4px solid var(--primary);
}
.entry-callout strong{
  display:block;
  margin-bottom:7px;
  color:#A53828;
  font-weight:700;
}
.entry-callout p{
  color:#6A4A43;
  font-size:15px;
  line-height:1.8;
  margin:0;
}

.article-bottom{
  max-width:780px;
  margin:38px auto 0;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.article-tag-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  justify-content:space-between;
  margin-bottom:24px;
}
.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.article-tags span{
  font-size:13px;
  color:var(--muted);
}
.tag-chip{
  display:inline-flex;
  align-items:center;
  background:#F2E7E1;
  color:#A53828;
  font-size:13px;
  font-weight:600;
  border-radius:var(--radius-pill);
  padding:6px 14px;
}
.article-footer-nav{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
}

/* ========== Related ========== */
.related-section{
  background:var(--bg);
  padding-bottom:clamp(56px,8vw,100px);
}
.related-header{
  text-align:center;
  max-width:760px;
  margin:0 auto 36px;
}
.related-header .section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:10px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
  letter-spacing:0.08em;
}
.related-header h2{
  font-size:clamp(23px,3.4vw,32px);
  letter-spacing:-0.01em;
}
.related-header p{
  margin-top:10px;
  color:var(--muted);
  font-size:15px;
}
.related-list{
  max-width:880px;
  margin:0 auto;
  display:grid;
  gap:16px;
}
.related-card{
  display:flex;
  align-items:center;
  gap:18px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px 16px;
  box-shadow:0 1px 2px rgba(0,0,0,0.02);
  transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.related-card:hover{
  border-color:#D8B9AE;
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
}
.related-thumb{
  width:116px;
  height:80px;
  border-radius:10px;
  overflow:hidden;
  flex-shrink:0;
  background:#F0E9E4;
}
.related-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.related-card:hover .related-thumb img{
  transform:scale(1.04);
}
.related-body{
  min-width:0;
  flex:1;
}
.related-body h3{
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  margin-bottom:5px;
}
.related-body h3 a:hover{
  color:var(--primary);
}
.related-body p{
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  margin-bottom:9px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}
.related-meta span{
  font-size:12px;
  color:#9A948E;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.related-meta span::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:#D0C8C0;
}
.related-meta a{
  font-size:13px;
  font-weight:700;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:5px;
  transition:color .2s ease;
}
.related-meta a:hover{
  color:var(--primary-dark);
}

/* ========== Call to action ========== */
.bottom-cta{
  background:var(--secondary);
  color:var(--white);
  padding:clamp(36px,6vw,64px) 0;
  border-top:4px solid var(--primary);
}
.bottom-cta .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  flex-wrap:wrap;
}
.bottom-cta h2{
  color:var(--white);
  font-size:clamp(22px,3vw,30px);
  font-weight:800;
  letter-spacing:-0.01em;
}
.bottom-cta p{
  margin-top:8px;
  color:rgba(255,255,255,0.74);
  font-size:15px;
}
.cta-btn-wrap{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.btn-light{
  background:var(--white);
  color:var(--secondary);
}
.btn-light:hover{
  background:#F0F5F4;
  color:var(--secondary);
  box-shadow:0 8px 22px rgba(0,0,0,0.14);
}
.btn-transparent{
  background:transparent;
  border:1px solid rgba(255,255,255,0.54);
  color:var(--white);
}
.btn-transparent:hover{
  background:rgba(255,255,255,0.08);
  border-color:var(--white);
  color:var(--white);
}

/* ========== Not Found ========== */
.not-found-section{
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg);
  padding:clamp(64px,10vw,120px) 0;
}
.not-found-card{
  max-width:540px;
  text-align:center;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow-card);
  padding:clamp(30px,5vw,52px);
}
.not-found-card h1{
  font-size:26px;
  margin-bottom:12px;
  color:var(--secondary);
}
.not-found-card p{
  color:var(--muted);
  margin-bottom:24px;
  font-size:15px;
}

/* ========== Footer ========== */
.site-footer{
  background:var(--secondary-deep);
  color:rgba(255,255,255,0.70);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .8fr .9fr 1fr;
  gap:44px;
  padding-bottom:46px;
  border-bottom:1px solid rgba(255,255,255,0.10);
}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.85;
  color:rgba(255,255,255,0.60);
}
.footer-col h3{
  color:var(--white);
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
  letter-spacing:0.02em;
}
.footer-col ul li{
  margin-bottom:11px;
}
.footer-col ul li a{
  color:rgba(255,255,255,0.60);
  font-size:14px;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul li a:hover{
  color:var(--white);
  padding-left:4px;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(255,255,255,0.44);
  line-height:1.6;
}

/* ========== Floating CTA ========== */
.floating-cta{
  position:fixed;
  right:20px;
  bottom:22px;
  z-index:900;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--primary);
  color:var(--white);
  font-size:15px;
  font-weight:800;
  border-radius:var(--radius-pill);
  padding:12px 20px;
  box-shadow:0 8px 18px rgba(200,55,35,0.3);
  border:1px solid rgba(255,255,255,0.15);
  opacity:0;
  visibility:hidden;
  transform:translateY(14px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s ease,background .25s ease;
}
.floating-cta i{
  width:8px;
  height:8px;
  border-radius:50%;
  background:rgba(255,255,255,0.9);
}
.floating-cta:hover{
  background:var(--primary-dark);
  color:var(--white);
  transform:translateY(-2px);
}
.floating-cta.show{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}

/* ========== Responsive ========== */
@media (max-width:1023.98px){
  .nav-toggle{
    display:flex;
  }
  .main-nav{
    position:fixed;
    top:0;
    right:0;
    width:min(420px,90vw);
    height:100dvh;
    background:var(--secondary-deep);
    flex-direction:column;
    justify-content:flex-start;
    align-items:stretch;
    gap:6px;
    margin-left:0;
    padding:86px 24px 32px;
    border-left:1px solid rgba(255,255,255,0.08);
    box-shadow:0 0 38px rgba(0,0,0,0.2);
    transform:translateX(104%);
    transition:transform .32s ease;
    z-index:2000;
  }
  .main-nav.open{
    transform:translateX(0);
  }
  .main-nav ul{
    flex-direction:column;
    align-items:stretch;
    gap:4px;
  }
  .main-nav ul a:not(.btn){
    padding:14px 16px;
    border-radius:12px;
    font-size:16px;
  }
  .nav-cta.btn{
    margin-top:18px;
    width:100%;
    justify-content:center;
    padding:13px 18px;
    font-size:15px;
    border-radius:12px;
  }
  .nav-overlay.show{
    display:block;
    position:fixed;
    inset:0;
    background:rgba(8,27,26,0.56);
    z-index:1500;
    backdrop-filter:blur(2px);
  }

  .related-card{
    align-items:flex-start;
  }
}

@media (max-width:767.98px){
  .container{
    padding-inline:18px;
  }
  .container-narrow{
    padding-inline:18px;
  }
  .nav-wrap{
    min-height:64px;
  }
  .brand-mark{
    width:40px;
    height:40px;
    font-size:19px;
    border-radius:11px;
  }
  .brand-text strong{
    font-size:17px;
  }
  .brand-text small{
    font-size:11px;
  }

  .article-hero{
    padding:32px 0 116px;
  }
  .article-hero h1{
    font-size:clamp(25px,8vw,34px);
    margin:18px 0 14px;
  }
  .article-shell{
    margin-top:-70px;
    padding:20px 17px;
    border-radius:14px;
  }
  .article-cover{
    aspect-ratio:16/10;
    margin-bottom:24px;
  }
  .entry-content{
    font-size:15.5px;
  }
  .article-hero-meta{
    gap:10px;
  }
  .article-tag-row{
    justify-content:center;
  }
  .article-footer-nav{
    flex-direction:row;
    justify-content:center;
  }
  .article-footer-nav .btn{
    flex:1;
    max-width:200px;
  }

  .related-list{
    grid-template-columns:1fr;
    gap:14px;
  }
  .related-card{
    flex-direction:column;
    padding:18px;
  }
  .related-thumb{
    width:100%;
    height:140px;
  }

  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px 20px;
  }
  .footer-brand{
    grid-column:1/-1;
  }
  .footer-bottom{
    justify-content:center;
    text-align:center;
  }
}

@media (max-width:520px){
  .article-footer-nav{
    flex-direction:column;
    align-items:stretch;
  }
  .article-footer-nav .btn{
    max-width:none;
    width:100%;
  }
  .related-meta{
    align-items:flex-start;
  }
  .footer-grid{
    grid-template-columns:1fr;
  }
  .footer-col{
    padding-top:6px;
  }
}

/* roulang page: category3 */
:root{
  --primary:#E84A33;
  --primary-dark:#C93B27;
  --teal:#1E5B5A;
  --teal-deep:#123F3E;
  --teal-ink:#0D3332;
  --bg:#F8F6F3;
  --card:#FFFFFF;
  --text:#202426;
  --muted:#6C747A;
  --line:#E5E1DC;
  --green:#2E8B6F;
  --amber:#D97706;
  --radius:16px;
  --radius-md:10px;
  --shadow:0 2px 10px rgba(32,36,38,.05);
  --shadow-lg:0 18px 40px rgba(32,36,38,.08);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.85;font-size:16px;text-rendering:optimizeLegibility}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-dark)}
img{max-width:100%;display:block}
button,input,textarea{font-family:inherit}
h1,h2,h3{line-height:1.35;font-weight:800;letter-spacing:-.01em}
.container{width:min(1200px,100% - 40px);margin-inline:auto}
.site-header{position:sticky;top:0;z-index:100;background:var(--teal-deep);box-shadow:0 4px 18px rgba(0,0,0,.12)}
.site-header .nav-wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;border-radius:12px;padding:6px 10px 6px 6px;transition:background .2s}
.brand:hover{background:rgba(255,255,255,.06);color:#fff}
.brand-mark{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;font-size:22px;font-weight:900;box-shadow:0 6px 14px rgba(232,74,51,.28)}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:19px;letter-spacing:.02em}
.brand-text small{font-weight:400;color:rgba(255,255,255,.66);font-size:12px;letter-spacing:.02em}
.main-nav{display:flex;align-items:center;justify-content:flex-end;gap:12px;flex:1;margin-left:auto}
.main-nav ul{display:flex;align-items:center;list-style:none;gap:2px;background:rgba(255,255,255,.07);padding:4px;border-radius:999px}
.main-nav ul li{margin:0}
.main-nav ul a{display:block;padding:8px 15px;border-radius:999px;color:rgba(255,255,255,.84);font-weight:600;font-size:14px;letter-spacing:.01em}
.main-nav ul a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav ul a.active{background:#fff;color:var(--teal-deep);box-shadow:0 4px 10px rgba(0,0,0,.08)}
.nav-cta{margin-left:4px;display:inline-flex}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--radius-md);font-size:15px;font-weight:700;padding:11px 20px;line-height:1.4;cursor:pointer;transition:all .2s ease}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 14px rgba(232,74,51,.24)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:0 10px 20px rgba(232,74,51,.3);transform:translateY(-1px)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55)}
.btn-outline:hover{border-color:var(--primary);color:#fff;background:rgba(232,74,51,.14);transform:translateY(-1px)}
.nav-toggle{display:none;width:44px;height:44px;background:rgba(255,255,255,.1);border:0;border-radius:12px;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;margin-left:auto}
.nav-toggle .bar{display:block;width:20px;height:2px;background:#fff;border-radius:3px;transition:.25s}
.nav-overlay{display:none}
.page-hero{position:relative;padding:76px 0 72px;background:linear-gradient(78deg,rgba(10,32,32,.94) 0%,rgba(24,60,59,.82) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:20px;color:rgba(255,255,255,.66);font-size:14px}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:#fff}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--primary);margin-bottom:12px}
.page-hero h1{font-size:clamp(30px,4.6vw,46px);line-height:1.3;max-width:880px;margin-bottom:22px}
.page-hero h1 .accent{color:#FF8A70}
.page-hero .hero-lead{font-size:17px;color:rgba(255,255,255,.84);max-width:800px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:4px 0 28px}
.hero-tags span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding:5px 13px;border-radius:999px;font-size:13px;font-weight:600;color:#fff;backdrop-filter:blur(4px)}
.banner-btns{display:flex;flex-wrap:wrap;gap:12px}
.quick-alert{background:#fff;border-bottom:1px solid var(--line);padding:24px 0}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.quick-item{display:flex;gap:13px;align-items:flex-start;padding:18px;border-radius:14px;background:#faf8f6;border:1px solid #efece8}
.quick-icon{width:40px;height:40px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.quick-item:nth-child(2) .quick-icon{background:var(--teal)}
.quick-item:nth-child(3) .quick-icon{background:var(--green)}
.quick-item:nth-child(4) .quick-icon{background:var(--amber)}
.quick-item strong{font-size:15px;font-weight:700;display:block;line-height:1.5}
.quick-item span{font-size:13px;color:var(--muted);line-height:1.6;display:block;margin-top:2px}
.alert-bar{margin-top:18px;background:var(--amber);border-radius:12px;color:#352405;font-size:14px;padding:12px 18px;font-weight:600;display:flex;gap:10px;align-items:flex-start}
.section{padding:88px 0}
.section-bg{background:var(--bg)}
.section-head{text-align:center;max-width:760px;margin:0 auto 52px}
.section-head .eyebrow{margin-inline:auto}
.section-sub{color:var(--muted);font-size:16px;margin-top:10px}
.faq-layout{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:box-shadow .2s,transform .2s;overflow:hidden}
.faq-item:hover{box-shadow:0 10px 24px rgba(32,36,38,.07)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px;cursor:pointer;list-style:none;transition:background .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#fdf9f6}
.faq-item summary .summary-left{display:flex;align-items:center;gap:14px;min-width:0}
.faq-num{font-size:13px;font-weight:800;color:var(--primary);background:#fdeeea;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-item summary h3{font-size:17px;font-weight:700;line-height:1.6}
.faq-item details[open] summary h3{color:var(--primary-dark)}
.faq-icon{width:30px;height:30px;border-radius:8px;background:#f3f1ee;color:var(--teal);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:400;flex-shrink:0;transition:transform .25s,bacground .2s}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:#fdeeea;color:var(--primary)}
.faq-answer{padding:0 26px 22px 72px;color:#444d53;border-top:1px dashed #f0ece8;margin-top:-4px;padding-top:16px}
.faq-answer p{margin-bottom:8px}
.faq-answer p:last-child{margin-bottom:0}
.section-cta-center{text-align:center;margin-top:40px}
.timeline-block{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:260px 1fr;gap:60px}
.timeline-aside{position:sticky;top:110px;align-self:start;background:var(--teal-deep);border-radius:24px;padding:30px 26px;color:#fff}
.timeline-aside .eyebrow{margin-bottom:8px}
.timeline-aside h3{font-size:24px;margin-bottom:10px}
.timeline-aside p{color:rgba(255,255,255,.75);font-size:14px}
.timeline{position:relative}
.timeline:before{content:'';position:absolute;left:20px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--primary),var(--teal))}
.timeline-item{display:flex;gap:26px;margin-bottom:30px;position:relative}
.dot{position:relative;z-index:2;width:40px;height:40px;border-radius:50%;background:var(--card);border:2px solid var(--primary);display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--primary);flex-shrink:0;box-shadow:0 0 0 4px #fbe8e4}
.timeline-item:nth-child(2) .dot{border-color:var(--teal);color:var(--teal)}
.timeline-item:nth-child(3) .dot{border-color:var(--green);color:var(--green)}
.timeline-item:nth-child(4) .dot{border-color:var(--amber);color:var(--amber)}
.timeline-card{flex:1;background:#fff;border-radius:var(--radius);padding:22px 24px;border:1px solid var(--line);box-shadow:var(--shadow)}
.timeline-date{font-size:13px;color:var(--muted);font-weight:600;margin-bottom:9px}
.timeline-tags{display:block;margin-bottom:8px}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;line-height:1.4}
.tag-safety{background:#e4f2ee;color:var(--green)}
.tag-verify{background:#fdeeea;color:var(--primary)}
.tag-system{background:#e5eef8;color:#2f5f8e}
.tag-caution{background:#fdf3e2;color:var(--amber)}
.timeline-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.timeline-card p{font-size:14px;color:#454f57;margin-bottom:0}
.scenario-section{background:linear-gradient(180deg,#F8F6F3, #FFF),url('/assets/images/backpic/back-3.webp') center/cover no-repeat}
.scenario-head{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:44px;margin-bottom:56px}
.scenario-copy .eyebrow{margin-bottom:8px}
.scenario-copy h2{font-size:clamp(24px,3vw,34px)}
.scenario-copy p{color:var(--muted);margin-top:12px}
.scenario-image{border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg)}
.scenario-image img{width:100%;height:330px;object-fit:cover}
.scenario-list{display:flex;flex-direction:column;gap:18px}
.scenario-card{display:grid;grid-template-columns:60px 1fr auto;align-items:center;gap:20px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 26px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.scenario-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(32,36,38,.10)}
.scenario-num{font-size:30px;font-weight:900;color:#f0dccf;font-family:Georgia,serif;display:flex;align-items:center;justify-content:center;width:60px}
.scenario-card h3{font-size:17px;margin-bottom:6px}
.scenario-card p{font-size:14px;color:var(--muted);max-width:820px}
.scenario-link{white-space:nowrap;background:#fdf6f4;color:var(--primary-dark);border:1px solid #f6d9d3;padding:8px 14px;border-radius:999px;font-size:13px;font-weight:700}
.scenario-link:hover{background:var(--primary);color:#fff}
.check-section{padding:86px 0}
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.check-card{border-radius:20px;padding:0;border:1px solid var(--line);overflow:hidden;background:#fff}
.check-card-head{padding:20px 28px;font-size:18px;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px}
.check-card.ok .check-card-head{background:var(--green)}
.check-card.warn .check-card-head{background:var(--amber)}
.check-body{padding:14px 28px 24px;list-style:none}
.check-body li{display:flex;align-items:flex-start;gap:12px;padding:11px 0;border-bottom:1px dashed #eeeae5;font-size:15px}
.check-body li:last-child{border-bottom:0}
.check-icon{width:22px;height:22px;border-radius:50%;background:#e1f0ea;color:var(--green);font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:5px}
.check-card.warn .check-icon{background:#fdf3e2;color:var(--amber)}
.check-card.ok .check-icon{background:#e3f3ee;color:var(--green)}
.safety-source{margin-top:30px;background:#f2eeea;border-left:4px solid var(--teal);border-radius:8px;padding:14px 20px;font-size:14px;color:#454e55;max-width:100%}
.cta-zone{padding:70px 0;background:linear-gradient(110deg,rgba(13,51,50,.95),rgba(30,91,90,.78)),url('/assets/images/backpic/back-1.png') center/cover;color:#fff;position:relative}
.cta-inner{max-width:860px;margin:0 auto;text-align:center}
.cta-inner h2{font-size:clamp(26px,4vw,40px);margin-bottom:16px}
.cta-inner p{font-size:17px;color:rgba(255,255,255,.86);max-width:680px;margin:0 auto 28px}
.cta-wrap{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-note{margin-top:20px;font-size:13px;color:rgba(255,255,255,.6)}
.site-footer{background:var(--teal-ink);color:rgba(255,255,255,.78);padding:60px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.9fr 1fr 1fr 1.1fr;gap:40px;margin-bottom:40px}
.footer-brand p, .footer-col p{color:rgba(255,255,255,.65);line-height:1.75;font-size:14px}
.footer-brand p{margin-top:16px}
.footer-col h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:#fff;text-decoration:underline}
.site-footer .brand{margin:0;color:#fff}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 22px;font-size:13px;color:rgba(255,255,255,.56)}
.float-cta{position:fixed;right:26px;bottom:26px;z-index:40;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s,visibility .3s;border:0;background:var(--primary);color:#fff;border-radius:999px;padding:14px 22px;font-size:14px;font-weight:700;box-shadow:0 10px 24px rgba(232,74,51,.34);cursor:pointer}
.float-cta.show{opacity:1;visibility:visible;pointer-events:auto}
.float-cta:hover{transform:translateY(-2px);background:var(--primary-dark);color:#fff}
.site-header{height:auto}
.main-nav .nav-cta{white-space:nowrap}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:1100px){
  .main-nav ul a{padding:8px 12px;font-size:13px}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .timeline-block{grid-template-columns:1fr;gap:24px}
  .timeline-aside{position:relative;top:auto}
  .scenario-head{grid-template-columns:1fr;gap:32px}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex}
  .main-nav{position:fixed;right:0;top:0;height:100vh;width:min(360px,86%);background:var(--teal-deep);flex-direction:column;align-items:stretch;justify-content:flex-start;z-index:200;padding:92px 22px 32px;transform:translateX(100%);visibility:hidden;transition:transform .3s ease-in-out,visibility .3s;box-shadow:-20px 0 60px rgba(0,0,0,.22);gap:14px}
  body.nav-open .main-nav{transform:translateX(0);visibility:visible}
  .main-nav ul{flex-direction:column;align-items:stretch;background:transparent;gap:6px;padding:0;border-radius:0}
  .main-nav ul a{padding:14px 16px;border-radius:14px;font-size:16px;background:rgba(255,255,255,.08);color:#fff;text-align:left}
  .main-nav ul a.active{background:#fff;color:var(--teal-deep)}
  .main-nav .btn{margin-top:auto;width:100%}
  .nav-overlay{display:block;position:fixed;inset:0;background:rgba(0,0,0,.55);opacity:0;visibility:hidden;transition:.3s;z-index:160}
  body.nav-open .nav-overlay{opacity:1;visibility:visible}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .page-hero{padding:56px 0 54px}
  .quick-grid{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .scenario-card{grid-template-columns:1fr;gap:14px}
  .scenario-num{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-col h3{margin-bottom:8px}
  .timeline-card{padding-left:50px}
  .timeline:before{left:19px}
  .faq-answer{padding-left:0;padding-right:18px}
  .faq-item summary .faq-icon{display:none}
  .cta-zone{padding:50px 0}
  .site-header .nav-wrap{height:64px}
}
@media (max-width:520px){
  .container{width:calc(100% - 28px)}
  .quick-item{padding:14px}
  .scenario-card{padding:18px}
  .timeline-card{padding-left:42px}
  .timeline-item{gap:12px}
  .timeline:before{left:14px}
  .dot{width:30px;height:30px;font-size:14px}
}

/* roulang page: category2 */
:root{
  --primary:#E84A33;
  --primary-dark:#C93B27;
  --primary-light:#FDEFEC;
  --secondary:#1E5B5A;
  --secondary-dark:#143F3E;
  --bg:#F8F6F3;
  --card:#FFFFFF;
  --text:#202426;
  --muted:#6C747A;
  --border:#E5E1DC;
  --success:#2E8B6F;
  --warning:#D97706;
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-sm:0 2px 10px rgba(32,36,38,.05);
  --shadow-md:0 8px 20px rgba(32,36,38,.08);
  --container:1200px;
  --space-section:88px;
  --header-h:72px;
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
  scroll-padding-top:96px;
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  line-height:1.35;
  margin:0 0 .5em;
  color:var(--text);
}

p{
  margin:0 0 1.1em;
}

a{
  color:var(--primary);
  text-decoration:none;
  transition:color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

img{
  max-width:100%;
  height:auto;
  display:block;
}

ul,ol{
  margin:0 0 1.1em;
  padding:0;
}

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

main{
  display:block;
}

button{
  font-family:inherit;
}

a:focus-visible,
button:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
  border-radius:6px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:10px;
  padding:11px 22px;
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  cursor:pointer;
  background:transparent;
  color:var(--text);
  text-decoration:none;
  transition:background .25s ease, color .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}

.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 4px 14px rgba(232,74,51,.18);
}

.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 8px 22px rgba(232,74,51,.24);
  color:#fff;
}

.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,.55);
  color:#fff;
}

.btn-ghost:hover{
  border-color:var(--primary);
  background:var(--primary);
  color:#fff;
  transform:translateY(-2px);
}

.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:var(--secondary);
  box-shadow:0 4px 18px rgba(20,40,40,.16);
}

.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:var(--header-h);
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
  color:#fff;
}

.brand-mark{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--primary);
  color:#fff;
  font-size:20px;
  font-weight:800;
  border-radius:11px;
  box-shadow:0 4px 12px rgba(232,74,51,.3);
}

.brand-text{
  display:flex;
  flex-direction:column;
  line-height:1.2;
}

.brand-text strong{
  font-size:19px;
  color:#fff;
  letter-spacing:.02em;
}

.brand-text small{
  font-size:12px;
  color:rgba(255,255,255,.72);
  margin-top:2px;
  letter-spacing:.03em;
}

.main-nav{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:14px;
  flex:1;
}

.main-nav ul{
  list-style:none;
  display:flex;
  align-items:center;
  gap:6px;
  margin:0;
  padding:0;
}

.main-nav ul a{
  color:rgba(255,255,255,.9);
  font-size:14px;
  font-weight:600;
  padding:9px 16px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  transition:background .2s ease,color .2s ease;
}

.main-nav ul a:hover{
  background:rgba(255,255,255,.12);
  color:#fff;
}

.main-nav ul a.active{
  background:var(--primary);
  color:#fff;
  box-shadow:0 5px 14px rgba(232,74,51,.25);
}

.main-nav .nav-cta{
  background:var(--primary);
  color:#fff;
  border-color:transparent;
  padding:10px 20px;
  font-size:14px;
}

.main-nav .nav-cta:hover{
  background:#fff;
  color:var(--secondary);
}

.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:10px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  align-items:center;
  justify-content:center;
  gap:5px;
  padding:0;
  cursor:pointer;
}

.nav-toggle .bar{
  display:block;
  width:20px;
  height:2px;
  border-radius:2px;
  background:#fff;
  transition:transform .25s ease,opacity .25s ease;
}

.nav-overlay{
  display:none;
}

.page-banner{
  position:relative;
  color:#fff;
  background:
    linear-gradient(98deg, rgba(30,91,90,.96) 0%, rgba(30,91,90,.84) 48%, rgba(20,63,62,.72) 100%),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  padding:64px 0 58px;
}

.page-banner .breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.72);
  margin:0 0 26px;
  padding:0;
  list-style:none;
  flex-wrap:wrap;
}

.page-banner .breadcrumb a{
  color:rgba(255,255,255,.82);
}

.page-banner .breadcrumb a:hover{
  color:#fff;
}

.page-banner .breadcrumb span{
  opacity:.5;
}

.page-banner h1{
  color:#fff;
  font-size:clamp(30px, 4.4vw, 44px);
  font-weight:800;
  max-width:900px;
  letter-spacing:.01em;
  margin-bottom:14px;
}

.banner-lead{
  font-size:16px;
  line-height:1.8;
  color:rgba(255,255,255,.9);
  max-width:860px;
  margin:0;
}

.banner-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:22px;
}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 13px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:rgba(255,255,255,.14);
  color:rgba(255,255,255,.92);
  border:1px solid rgba(255,255,255,.16);
}

.category-layout{
  padding:56px 0 80px;
}

.category-grid{
  display:grid;
  grid-template-columns:290px minmax(0,1fr);
  gap:34px;
  align-items:start;
}

.category-dir{
  position:sticky;
  top:96px;
  display:block;
}

.dir-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  padding:22px;
}

.dir-card-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom:14px;
  border-bottom:1px solid var(--border);
  margin-bottom:6px;
}

.dir-card-header h2{
  font-size:17px;
  font-weight:700;
  margin:0;
}

.dir-card-header i{
  font-style:normal;
  font-size:11px;
  letter-spacing:.08em;
  background:var(--primary-light);
  color:var(--primary);
  border-radius:999px;
  padding:3px 9px;
  font-weight:700;
}

.dir-links{
  list-style:none;
  margin:0;
  padding:0;
}

.dir-links li{
  margin:0;
}

.dir-links a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 10px;
  border-left:3px solid transparent;
  color:var(--text);
  font-size:14px;
  font-weight:500;
  text-decoration:none;
  border-radius:2px 8px 8px 2px;
}

.dir-links a:before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--border);
  flex-shrink:0;
  transition:background .2s ease,box-shadow .2s ease;
}

.dir-links a:hover{
  background:var(--primary-light);
  color:var(--primary-dark);
}

.dir-links a:hover:before{
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(232,74,51,.1);
}

.dir-links a.active{
  border-left-color:var(--primary);
  background:#fbf2f0;
  color:var(--primary-dark);
  font-weight:600;
}

.dir-links a.active:before{
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(232,74,51,.12);
}

.dir-poster{
  margin:20px 0 0;
  border-radius:14px;
  overflow:hidden;
  border:1px solid var(--border);
}

.dir-poster img{
  width:100%;
  height:132px;
  object-fit:cover;
}

.dir-note{
  margin-top:16px;
  background:#F2F4F1;
  border:1px dashed rgba(30,91,90,.3);
  border-radius:14px;
  padding:16px;
}

.dir-note-icon{
  display:inline-flex;
  width:26px;
  height:26px;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--secondary);
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:6px;
}

.dir-note p{
  font-size:13px;
  color:var(--muted);
  margin:6px 0 12px;
}

.dir-note .btn{
  font-size:13px;
  padding:9px 16px;
  width:100%;
}

.content-main{
  min-width:0;
}

.body-panel{
  background:var(--card);
  border-radius:var(--radius-lg);
  border:1px solid rgba(229,225,220,.7);
  box-shadow:var(--shadow-sm);
  padding:40px 44px;
}

.section-block{
  scroll-margin-top:100px;
}

.section-block + .section-block{
  margin-top:46px;
  padding-top:38px;
  border-top:1px solid var(--border);
}

.section-block .section-title{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:23px;
  font-weight:700;
  color:var(--text);
  margin-bottom:18px;
}

.section-block .section-title:before{
  content:"";
  width:5px;
  height:22px;
  border-radius:6px;
  background:var(--primary);
  flex-shrink:0;
}

.section-intro{
  color:#41494F;
  font-size:15.5px;
  line-height:1.85;
  margin-bottom:20px;
}

.static-lead{
  background:#FBF9F6;
  border:1px solid var(--border);
  border-radius:14px;
  padding:18px 20px;
  margin:0 0 22px;
  font-size:15px;
  line-height:1.85;
}

.content-hero-image{
  margin:22px 0 28px;
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}

.content-hero-image img{
  width:100%;
  height:auto;
  min-height:200px;
  object-fit:cover;
}

.content-hero-image figcaption{
  padding:10px 16px;
  background:#fff;
  color:var(--muted);
  font-size:13px;
  border-top:1px solid var(--border);
}

.info-features{
  list-style:none;
  margin:0 0 8px;
  padding:0;
  display:grid;
  gap:12px;
}

.info-features li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px 16px;
  transition:box-shadow .2s ease,transform .2s ease;
}

.info-features li:hover{
  box-shadow:var(--shadow-sm);
  transform:translateY(-2px);
}

.info-features .feature-no{
  width:30px;
  height:30px;
  border-radius:9px;
  background:var(--secondary);
  color:#fff;
  font-size:13px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  margin-top:2px;
}

.info-features h3{
  font-size:16px;
  margin:0 0 3px;
}

.info-features p{
  margin:0;
  font-size:14px;
  color:var(--muted);
}

.callout{
  display:flex;
  gap:13px;
  border-radius:14px;
  padding:16px 18px;
  margin:0 0 18px;
  font-size:14.5px;
  line-height:1.8;
  border-left:4px solid var(--success);
  background:#F1F8F5;
}

.callout strong{
  color:var(--text);
}

.callout .callout-title{
  color:var(--success);
  font-weight:700;
  flex-shrink:0;
}

.callout-warning{
  border-left-color:var(--warning);
  background:#FFF9F0;
}

.callout-warning .callout-title{
  color:var(--warning);
}

.plain-list{
  list-style:none;
  padding:0;
  margin:0 0 22px;
}

.plain-list li{
  position:relative;
  padding:7px 0 7px 24px;
  font-size:14.5px;
  color:#3A4045;
}

.plain-list li:before{
  content:"";
  position:absolute;
  left:4px;
  top:17px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(232,74,51,.1);
}

.timeline{
  position:relative;
  padding-left:26px;
  list-style:none;
  margin:0;
}

.timeline:before{
  content:"";
  position:absolute;
  left:7px;
  top:4px;
  bottom:10px;
  width:2px;
  background:var(--border);
  border-radius:2px;
}

.timeline-item{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-radius:15px;
  padding:18px 20px;
  margin-bottom:18px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.timeline-item:hover{
  border-color:rgba(232,74,51,.35);
  box-shadow:var(--shadow-md);
  transform:translateY(-2px);
}

.timeline-item:before{
  content:"";
  position:absolute;
  left:-24px;
  top:22px;
  width:12px;
  height:12px;
  background:var(--primary);
  border:3px solid #fff;
  box-shadow:0 0 0 3px rgba(232,74,51,.18);
  border-radius:50%;
  box-sizing:border-box;
}

.timeline-meta{
  display:flex;
  align-items:center;
  gap:9px;
  margin-bottom:9px;
}

.timeline-tag{
  display:inline-block;
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:700;
  border-radius:999px;
  padding:3px 11px;
}

.timeline-date{
  font-size:12px;
  color:var(--muted);
}

.timeline-item h3{
  font-size:16px;
  margin:0 0 6px;
}

.timeline-item p{
  font-size:14px;
  color:var(--muted);
  margin:0;
  line-height:1.75;
}

.follow-card{
  display:grid;
  grid-template-columns:1fr auto;
  gap:22px;
  align-items:center;
  background:var(--secondary);
  border-radius:16px;
  padding:24px 26px;
  color:#fff;
  margin-top:28px;
}

.follow-card h3{
  color:#fff;
  font-size:18px;
  margin:0 0 8px;
}

.follow-card p{
  color:rgba(255,255,255,.85);
  margin:0;
  font-size:14px;
  line-height:1.75;
}

.follow-actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.follow-actions .btn-primary{
  background:#fff;
  color:var(--secondary);
  box-shadow:0 6px 14px rgba(0,0,0,.12);
}

.follow-actions .btn-primary:hover{
  background:var(--primary);
  color:#fff;
}

.follow-actions .btn-ghost{
  border-color:rgba(255,255,255,.45);
}

.follow-actions .btn-ghost:hover{
  background:rgba(255,255,255,.1);
  border-color:#fff;
  color:#fff;
  transform:translateY(-1px);
}

.faq-section{
  padding:12px 0 80px;
}

.faq-heading{
  text-align:left;
  margin-bottom:32px;
}

.faq-heading h2{
  font-size:clamp(24px, 3.2vw, 32px);
  font-weight:800;
  margin-bottom:8px;
}

.faq-heading p{
  color:var(--muted);
  font-size:15px;
  max-width:680px;
  margin:0;
}

.faq-accordion{
  display:grid;
  gap:13px;
  max-width:940px;
}

.faq-item{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .2s ease, box-shadow .2s ease;
}

.faq-item.open{
  border-color:rgba(232,74,51,.25);
  box-shadow:var(--shadow-md);
}

.faq-trigger{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  width:100%;
  border:0;
  background:transparent;
  padding:19px 24px;
  cursor:pointer;
  text-align:left;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  border-radius:16px;
}

.faq-trigger:hover{
  color:var(--primary-dark);
}

.faq-icon{
  position:relative;
  width:20px;
  height:20px;
  flex-shrink:0;
  transition:transform .3s ease;
}

.faq-icon:before,
.faq-icon:after{
  content:"";
  position:absolute;
  background:var(--primary);
  border-radius:3px;
  transition:opacity .2s ease;
}

.faq-icon:before{
  width:2px;
  height:18px;
  left:9px;
  top:1px;
}

.faq-icon:after{
  width:18px;
  height:2px;
  left:1px;
  top:9px;
}

.faq-item.open .faq-icon{
  transform:rotate(45deg);
}

.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}

.faq-answer-inner{
  padding:0 24px 20px;
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
  border-top:1px dashed var(--border);
  margin-top:2px;
}

.faq-answer-inner p{
  margin:14px 0 0;
}

.faq-answer-inner strong{
  color:var(--text);
}

.cta-band{
  background:var(--secondary-dark);
  color:#fff;
  padding:64px 0;
  position:relative;
  overflow:hidden;
}

.cta-band:before{
  content:"";
  position:absolute;
  width:340px;
  height:340px;
  right:-80px;
  bottom:-160px;
  border-radius:50%;
  background:rgba(232,74,51,.18);
}

.cta-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
}

.cta-copy h2{
  color:#fff;
  font-size:clamp(23px, 3vw, 30px);
  margin-bottom:10px;
}

.cta-copy p{
  color:rgba(255,255,255,.8);
  margin:0;
  font-size:15px;
  max-width:680px;
}

.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  flex-shrink:0;
}

.cta-actions .btn-primary{
  background:var(--primary);
  color:#fff;
}

.cta-actions .btn-primary:hover{
  background:#fff;
  color:var(--secondary);
}

.cta-actions .btn-ghost{
  border-color:rgba(255,255,255,.5);
  background:transparent;
  color:#fff;
}

.cta-actions .btn-ghost:hover{
  border-color:#fff;
  background:rgba(255,255,255,.1);
}

.site-footer{
  background:var(--secondary);
  color:rgba(255,255,255,.82);
  padding:64px 0 0;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1fr;
  gap:44px;
  padding-bottom:46px;
}

.footer-brand p{
  font-size:14px;
  color:rgba(255,255,255,.7);
  margin:20px 0 0;
  max-width:330px;
  line-height:1.85;
}

.footer-col h3{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:16px;
  letter-spacing:.02em;
}

.footer-col ul{
  list-style:none;
  margin:0;
  padding:0;
}

.footer-col li{
  margin-bottom:10px;
}

.footer-col a{
  color:rgba(255,255,255,.72);
  font-size:14px;
  text-decoration:none;
}

.footer-col a:hover{
  color:#fff;
}

.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:12.5px;
  color:rgba(255,255,255,.55);
  flex-wrap:wrap;
}

.floating-cta{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:900;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:700;
  padding:13px 20px;
  border-radius:999px;
  box-shadow:0 10px 24px rgba(232,74,51,.3);
  opacity:0;
  transform:translateY(16px);
  pointer-events:none;
  transition:opacity .3s ease,transform .3s ease,background .2s ease,box-shadow .2s ease;
}

.floating-cta.visible{
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}

.floating-cta:hover{
  background:var(--primary-dark);
  box-shadow:0 12px 28px rgba(232,74,51,.36);
}

@media (max-width: 1100px){
  .category-grid{
    grid-template-columns:260px minmax(0,1fr);
    gap:26px;
  }

  .body-panel{
    padding:34px 32px;
  }

  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:36px;
  }
}

@media (max-width: 991px){
  .category-grid{
    display:block;
  }

  .category-dir{
    position:static;
    margin-bottom:26px;
  }

  .dir-card{
    padding:18px;
  }

  .dir-list{
    margin-top:8px;
  }

  .dir-links{
    display:flex;
    flex-wrap:wrap;
    gap:9px;
  }

  .dir-links li{
    margin:0;
  }

  .dir-links a{
    display:inline-flex;
    align-items:center;
    border:1px solid var(--border);
    border-radius:999px;
    padding:8px 15px;
    background:#fff;
    color:var(--text);
    font-size:13px;
    font-weight:600;
  }

  .dir-links a:before{
    display:none;
  }

  .dir-links a:hover{
    background:var(--primary-light);
    color:var(--primary-dark);
    border-color:rgba(232,74,51,.25);
  }

  .dir-links a.active{
    background:var(--secondary);
    color:#fff;
    border-color:var(--secondary);
  }

  .dir-inner{
    display:block;
  }

  .dir-note{
    margin-top:15px;
  }

  .body-panel{
    padding:32px 28px;
  }
}

@media (max-width: 767px){
  :root{
    --space-section:58px;
  }

  .nav-toggle{
    display:inline-flex;
  }

  .main-nav{
    position:fixed;
    top:0;
    right:-360px;
    width:min(350px,86vw);
    min-height:100vh;
    height:100dvh;
    background:#fff;
    box-shadow:-14px 0 40px rgba(0,0,0,.18);
    z-index:1002;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
    gap:16px;
    padding:32px 24px 30px;
    overflow-y:auto;
    transition:right .32s ease;
    border-radius:22px 0 0 22px;
  }

  .main-nav.open{
    right:0;
  }

  .main-nav ul{
    flex-direction:column;
    align-items:stretch;
    width:100%;
    gap:4px;
  }

  .main-nav ul a,
  .main-nav ul a.active{
    display:flex;
    justify-content:flex-start;
    background:transparent;
    color:var(--text);
    border-radius:12px;
    padding:12px 14px;
    font-size:15px;
    font-weight:600;
    box-shadow:none;
  }

  .main-nav ul a:hover{
    background:var(--primary-light);
    color:var(--primary-dark);
  }

  .main-nav ul a.active{
    background:var(--primary);
    color:#fff;
  }

  .main-nav .nav-cta{
    margin-top:auto;
    width:100%;
    justify-content:center;
  }

  .nav-overlay{
    position:fixed;
    inset:0;
    z-index:1001;
    background:rgba(14,30,30,.55);
    backdrop-filter:blur(3px);
    opacity:0;
    visibility:hidden;
    transition:opacity .25s ease, visibility .25s ease;
    display:block;
  }

  .nav-overlay.show{
    opacity:1;
    visibility:visible;
  }

  .nav-toggle.open .bar:nth-child(1){
    transform:translateY(7px) rotate(45deg);
  }

  .nav-toggle.open .bar:nth-child(2){
    opacity:0;
  }

  .nav-toggle.open .bar:nth-child(3){
    transform:translateY(-7px) rotate(-45deg);
  }

  .page-banner{
    padding:50px 0 44px;
  }

  .page-banner h1{
    font-size:clamp(27px, 6vw, 34px);
  }

  .banner-lead{
    font-size:15px;
  }

  .category-layout{
    padding:40px 0 56px;
  }

  .section-block + .section-block{
    margin-top:36px;
    padding-top:28px;
  }

  .section-block .section-title{
    font-size:20px;
  }

  .content-hero-image img{
    min-height:auto;
  }

  .info-features{
    grid-template-columns:1fr;
  }

  .follow-card{
    grid-template-columns:1fr;
    padding:22px;
  }

  .follow-actions{
    justify-content:flex-start;
  }

  .follow-actions .btn{
    width:100%;
  }

  .cta-band{
    padding:46px 0;
  }

  .cta-inner{
    flex-direction:column;
    align-items:flex-start;
    gap:24px;
  }

  .cta-actions{
    width:100%;
  }

  .cta-actions .btn{
    flex:1;
  }

  .footer-grid{
    grid-template-columns:1fr;
    gap:30px;
    padding-bottom:30px;
  }

  .footer-brand p{
    max-width:100%;
  }

  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
    font-size:12px;
  }

  .floating-cta{
    right:16px;
    bottom:calc(16px + env(safe-area-inset-bottom));
    font-size:13px;
    padding:11px 17px;
  }
}

@media (max-width: 520px){
  .container{
    padding-left:18px;
    padding-right:18px;
  }

  .brand-text small{
    display:none;
  }

  .brand-text strong{
    font-size:17px;
  }

  .brand-mark{
    width:34px;
    height:34px;
    font-size:18px;
  }

  .body-panel{
    padding:24px 18px;
    border-radius:14px;
  }

  .callout{
    flex-direction:column;
    gap:6px;
    padding:14px;
  }

  .callout-title{
    font-size:13px;
  }

  .timeline-item{
    padding:16px 16px;
  }

  .timeline{
    padding-left:26px;
  }

  .cta-actions .btn{
    width:100%;
    flex:none;
  }

  .faq-trigger{
    padding:16px 18px;
    font-size:14px;
  }

  .faq-answer-inner{
    padding:0 18px 18px;
  }
}