/* roulang page: index */
:root{
  --color-primary:#F2A93B;
  --color-primary-hover:#D98D1E;
  --color-accent:#158F7B;
  --color-accent-deep:#0c6a5d;
  --color-bg:#F7F5F1;
  --color-surface:#FFFFFF;
  --color-dark:#17302B;
  --color-dark-soft:#1F3A34;
  --color-ink:#132621;
  --color-muted:#54665F;
  --color-light:#87948F;
  --color-line:#E8E1D6;
  --color-line-dark:#365049;
  --color-warm:#EFECE4;
  --btn-bg:#B9650C;
  --btn-bg-hover:#8E4A06;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-soft:0 2px 12px rgba(23,48,43,.06);
  --shadow-hover:0 8px 22px rgba(23,48,43,.10);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--color-bg);
  color:var(--color-ink);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:var(--color-ink);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--color-primary-hover)}
p{margin:0 0 1.5em}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.4;color:var(--color-ink)}
h1,h2,h3,h4{letter-spacing:.01em}
ul,ol{margin:0;padding:0}
button,input{font-family:inherit;font-size:inherit}
button{color:inherit}
:focus-visible{outline:3px solid rgba(242,169,59,.35);outline-offset:2px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
section[id],div[id]{scroll-margin-top:86px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 28px;border:1px solid transparent;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;transition:all .25s ease;
}
.btn:hover{transform:translateY(-1px);color:#fff}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--btn-bg);color:#fff;border-color:transparent;box-shadow:0 8px 22px rgba(160,90,10,.18)}
.btn--primary:hover{background:var(--btn-bg-hover);color:#fff;box-shadow:0 10px 24px rgba(160,90,10,.24)}
.btn--primary:active{background:var(--btn-bg);box-shadow:none;color:#fff}
.btn--outline{background:#fff;border-color:#D8CFC2;color:var(--color-ink)}
.btn--outline:hover{border-color:var(--color-primary-hover);color:var(--color-primary-hover);background:#fff}
.btn--ghost-light{background:transparent;border-color:rgba(255,255,255,.45);color:#F5F1E8}
.btn--ghost-light:hover{border-color:#fff;color:#fff}
.btn--amber{background:var(--color-primary);color:#17211D;border-color:transparent}
.btn--amber:hover{background:#F5C067;color:#17211D}
.btn--block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:5px;font-weight:600;color:var(--btn-bg)}
.text-link:hover{color:var(--btn-bg-hover)}

/* Header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  height:var(--header-h);
  display:flex;align-items:center;
  background:transparent;
  transition:background-color .3s ease,border-color .3s ease,box-shadow .3s ease;
  border-bottom:1px solid transparent;
}
.site-header .wrap{width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-header.is-scrolled{background:rgba(247,245,241,.96);border-bottom:1px solid var(--color-line);box-shadow:0 6px 18px rgba(20,45,38,.05)}
.brand{display:inline-flex;align-items:baseline;gap:7px;padding:8px 0;flex-shrink:0}
.brand-name{font-size:21px;font-weight:700;letter-spacing:.05em;color:#F5F1E8;line-height:1.2}
.brand-sub{font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--color-primary);line-height:1}
.site-header.is-scrolled .brand-name{color:var(--color-ink)}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:30px}
.nav-list a{
  display:inline-flex;align-items:center;position:relative;
  padding:10px 2px;font-size:15px;font-weight:400;color:#F3EFE7;
}
.nav-list a:hover{color:var(--color-primary)}
.nav-list a.is-active{color:var(--color-primary)}
.nav-list a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--color-primary);border-radius:2px;
}
.site-header.is-scrolled .nav-list a{color:var(--color-muted)}
.site-header.is-scrolled .nav-list a:hover,
.site-header.is-scrolled .nav-list a.is-active{color:var(--color-primary)}
.nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:transparent;border:0;cursor:pointer;color:var(--color-ink);border-radius:8px;z-index:220}
.nav-toggle span{display:block;width:22px;height:2px;background:currentColor;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
body.nav-open .nav-toggle{color:var(--color-ink)}

/* Hero */
.hero{
  position:relative;
  background:
    linear-gradient(112deg,rgba(18,40,35,.96) 10%,rgba(24,55,49,.86) 58%,rgba(30,59,52,.74) 100%),
    url("/assets/images/backpic/back-1.webp") center / cover no-repeat;
  margin-top:0;
  padding:132px 0 88px;
  min-height:690px;
  display:flex;align-items:center;
}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:54px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;letter-spacing:.14em;color:var(--color-primary);text-transform:none}
.hero-eyebrow::before{content:"";width:22px;height:2px;background:var(--color-primary);display:inline-block}
.hero h1{
  font-size:clamp(36px,4.4vw,54px);line-height:1.2;color:#F6F2E9;
  max-width:620px;margin:22px 0 20px;font-weight:600;letter-spacing:.01em;
}
.hero-lead{font-size:18px;line-height:1.85;color:#BCCAC4;max-width:570px;margin-bottom:26px}
.hero-note{
  display:flex;align-items:flex-start;gap:10px;margin:20px 0 0;padding:8px 14px;
  border-left:3px solid var(--color-accent);
  background:rgba(255,255,255,.05);border-radius:0 10px 10px 0;
  font-size:14px;color:#C4D2CC;
}
.hero-note svg{flex-shrink:0;margin-top:5px}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:28px}

.login-card{
  background:var(--color-surface);border-radius:18px;
  box-shadow:0 24px 60px rgba(7,20,16,.35);
  padding:30px 30px 26px;max-width:440px;margin-left:auto;
}
.login-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.login-card__title{font-size:19px;font-weight:700;color:var(--color-ink)}
.login-card__state{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--color-accent)}
.login-card__state::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 3px rgba(21,143,123,.14)}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--color-muted);margin-bottom:7px}
.field-control{
  display:block;width:100%;height:46px;padding:0 14px;background:#F5F1E9;
  border:1px solid var(--color-line);border-radius:var(--radius-sm);color:var(--color-ink);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.field-control:focus{outline:none;border-color:var(--color-primary-hover);box-shadow:0 0 0 4px rgba(242,169,59,.14);background:#fff}
.login-card__submit{margin-top:8px}
.login-card__lower{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;font-size:13px;color:var(--color-light)}
.login-card__stay{display:inline-flex;align-items:center;gap:6px}
.login-card__hint{display:flex;align-items:flex-start;gap:8px;background:#F8F4EC;border:1px dashed #E4D9C5;border-radius:8px;padding:10px 12px;margin-top:18px;font-size:12px;color:var(--color-muted)}
.login-card__hint svg{flex-shrink:0;margin-top:3px}

/* Quick guide strip */
.quick-strip{background:#fff;border-bottom:1px solid var(--color-line);box-shadow:var(--shadow-soft)}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.quick-item{display:flex;gap:14px;align-items:center;padding:24px 18px}
.quick-item+.quick-item{border-left:1px solid var(--color-line)}
.quick-icon{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;background:#F4EDE1;
  display:flex;align-items:center;justify-content:center;color:var(--color-primary-hover);
}
.quick-item strong{display:block;font-size:16px;font-weight:600;color:var(--color-ink);line-height:1.4}
.quick-item span{display:block;font-size:13px;color:var(--color-muted);margin-top:3px}

.section{padding:100px 0}
.section-head{max-width:760px;margin-bottom:56px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.12em;color:var(--btn-bg)}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--color-primary);display:inline-block}
.section-head h2{font-size:clamp(28px,3vw,38px);font-weight:600;line-height:1.3;margin-top:16px;margin-bottom:14px}
.section-head p{font-size:16px;color:var(--color-muted);margin:0;line-height:1.8}

/* Features */
#features{background:var(--color-bg)}
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:28px 0;margin-bottom:48px;
}
.feature-row--reverse .feature-row__media{order:-1}
.feature-row__media{
  position:relative;border-radius:18px;overflow:hidden;background:#DED9CE;
  box-shadow:0 18px 45px rgba(23,48,43,.12);
}
.feature-row__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.feature-index{
  display:inline-flex;align-items:center;justify-content:center;width:60px;height:60px;
  background:rgba(242,169,59,.13);border:1px solid rgba(242,169,59,.36);color:var(--btn-bg);
  border-radius:50%;font-size:20px;font-weight:700;margin-bottom:22px;
}
.feature-copy h3{font-size:25px;line-height:1.4;margin-bottom:16px}
.feature-copy>p{color:var(--color-muted);line-height:1.85;margin-bottom:20px}
.tick-list{list-style:none;margin:0}
.tick-list li{
  position:relative;padding-left:28px;margin-bottom:9px;color:var(--color-ink);font-size:15px;
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:8px;width:16px;height:9px;
  border-left:2px solid var(--color-accent);border-bottom:2px solid var(--color-accent);
  transform:rotate(-45deg);
}

/* Demo section */
.demo-section{background:var(--color-surface);border-top:1px solid var(--color-line);border-bottom:1px solid var(--color-line)}
.demo-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:64px;align-items:center}
.browser-window{
  background:#fff;border:1px solid var(--color-line);border-radius:16px;overflow:hidden;
  box-shadow:0 22px 50px rgba(23,48,43,.1);
}
.browser-bar{display:flex;align-items:center;gap:8px;background:#F2EEE7;border-bottom:1px solid var(--color-line);padding:13px 16px}
.browser-bar span{width:10px;height:10px;border-radius:50%}
.browser-bar span:nth-child(1){background:#E99B87}
.browser-bar span:nth-child(2){background:#E4C06A}
.browser-bar span:nth-child(3){background:#82B99E}
.browser-address{flex:1;margin-left:10px;background:#fff;border:1px solid var(--color-line);border-radius:5px;height:26px;display:flex;align-items:center;padding:0 10px;font-size:12px;color:var(--color-light)}
.browser-body{background:#F7F5F1}
.browser-body img{width:100%;aspect-ratio:4/3;object-fit:cover}
.demo-steps{list-style:none;margin:0;padding:0}
.demo-steps li{
  display:grid;grid-template-columns:48px 1fr;gap:18px;position:relative;padding-bottom:32px;
}
.demo-steps li:last-child{padding-bottom:0}
.demo-steps li:not(:last-child)::after{
  content:"";position:absolute;left:23px;top:54px;bottom:6px;width:1px;background:var(--color-line);
}
.demo-step__no{
  width:48px;height:48px;border-radius:50%;background:#17302B;color:#F6F2E8;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;z-index:1;
}
.demo-steps h3{font-size:19px;color:var(--color-ink);margin-bottom:4px;line-height:1.4}
.demo-steps p{color:var(--color-muted);font-size:15px;line-height:1.7;margin:0}

/* Proof / deep trust */
.proof-section{
  background:
    linear-gradient(rgba(19,41,36,.96),rgba(26,49,43,.95)),
    url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
  color:#E9EEED;
}
.proof-section .section-head h2{color:#F6F3EB}
.proof-section .section-head p{color:#B8C9C2}
.proof-section .eyebrow{color:var(--color-primary)}
.proof-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:64px;align-items:center}
.proof-copy p{font-size:16px;color:#C0CFC8;margin-bottom:26px}
.proof-card-list{display:grid;gap:18px}
.proof-card{
  display:grid;grid-template-columns:46px 1fr;gap:18px;align-items:flex-start;
  background:#1D3832;border:1px solid rgba(120,160,146,.28);border-radius:var(--radius-lg);
  padding:24px;
}
.proof-card__icon{
  width:46px;height:46px;border-radius:13px;background:rgba(242,169,59,.13);color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;
}
.proof-card h3{font-size:18px;color:#F6F2E9;margin-bottom:7px}
.proof-card p{font-size:14px;line-height:1.75;color:#AEBCB6;margin:0}

/* Plans rows */
#plans{background:var(--color-bg)}
.choose-list{border-top:1px solid var(--color-line)}
.choose-row{
  display:grid;grid-template-columns:1.6fr 1fr .8fr;gap:30px;align-items:center;
  background:var(--color-surface);border:1px solid var(--color-line);border-top:0;padding:28px 30px;
  transition:box-shadow .25s ease,transform .25s ease;
}
.choose-row:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.tag{
  display:inline-flex;align-items:center;gap:5px;height:26px;padding:0 11px;
  border:1px solid #E4D4BB;border-radius:20px;font-size:12px;font-weight:500;color:var(--btn-bg);
  background:#FFFDF7;white-space:nowrap;
}
.tag--green{color:var(--color-accent);border-color:#C5E3DA;background:#F2FAF7}
.choose-row h3{font-size:22px;margin:8px 0 6px}
.choose-row p{color:var(--color-muted);font-size:15px;margin:0}
.choose-note{font-size:14px;color:var(--color-light);line-height:1.7}
.choose-note strong{display:block;color:var(--color-muted);margin-bottom:4px}
.choose-row__action{text-align:right}
.choose-row__action .btn{min-width:138px}

/* FAQ */
.faq-section{background:#EFECE4}
.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:flex-start}
.faq-intro .eyebrow{margin-bottom:18px}
.faq-intro h2{font-size:clamp(28px,3vw,38px);margin-bottom:18px}
.faq-intro>p{color:var(--color-muted)}
.faq-intro .more-link{margin-top:22px;display:inline-flex}
.faq-accordion{list-style:none;margin:0;background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid #E5DED2;box-shadow:var(--shadow-soft);overflow:hidden}
.faq-accordion .accordion-item{padding:0}
.faq-accordion .accordion-item+.accordion-item{border-top:1px solid var(--color-line)}
.faq-accordion .accordion-title{
  display:block;position:relative;padding:20px 58px 20px 24px;font-size:17px;font-weight:600;
  color:var(--color-ink);line-height:1.6;background:transparent;transition:color .2s ease,background-color .2s ease;
}
.faq-accordion .accordion-title:hover{color:var(--btn-bg);background:#FFFDF8}
.faq-accordion .accordion-item.is-active>.accordion-title{color:var(--btn-bg)}
.faq-accordion .accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;width:30px;height:30px;margin-top:-15px;
  display:flex;align-items:center;justify-content:center;
  background:#F3EEE5;border-radius:50%;color:var(--color-ink);
  font-size:20px;font-weight:400;transition:transform .25s ease,background-color .2s ease;
}
.faq-accordion .accordion-item.is-active>.accordion-title::after{
  transform:rotate(45deg);background:rgba(242,169,59,.15);color:var(--btn-bg);
}
.faq-accordion .accordion-title::before{display:none}
.faq-accordion .accordion-content{display:none;padding:2px 28px 26px 24px}
.faq-accordion .accordion-item.is-active>.accordion-content{display:block;animation:faqOpen .25s ease}
@keyframes faqOpen{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.faq-accordion .accordion-content p{color:var(--color-muted);font-size:15px;line-height:1.85;margin:0}

/* News */
.news-section{background:var(--color-surface)}
.news-feature{
  display:grid;grid-template-columns:1.15fr .85fr;background:var(--color-bg);
  border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.news-feature__media{min-height:280px;background:#DED9CE}
.news-feature__media img{width:100%;height:100%;object-fit:cover}
.news-feature__body{padding:34px 36px;display:flex;flex-direction:column}
.news-feature__meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.news-feature__meta time{font-size:13px;color:var(--color-light)}
.news-feature__title{font-size:24px;line-height:1.4;margin-bottom:12px}
.news-feature__title a{transition:color .2s}
.news-feature__title a:hover{color:var(--color-primary-hover)}
.news-feature__body>p{color:var(--color-muted);font-size:15px;line-height:1.8;margin-bottom:22px}
.news-feature__foot{margin-top:auto}
.news-list{display:block;margin-top:28px;border:1px solid var(--color-line);border-radius:var(--radius-lg);overflow:hidden}
.news-row{
  display:grid;grid-template-columns:1fr 190px 120px;gap:24px;align-items:center;
  background:#fff;padding:22px 26px;transition:background-color .2s ease;
}
.news-row+.news-row{border-top:1px solid var(--color-line)}
.news-row:hover{background:#FDFBF7}
.news-row__title{font-size:18px;font-weight:600;line-height:1.5;color:var(--color-ink);display:block}
.news-row__title:hover{color:var(--color-primary-hover)}
.news-row__main p{font-size:14px;color:var(--color-muted);margin:6px 0 0;line-height:1.7}
.news-row__side{display:flex;align-items:center;justify-content:flex-end;gap:14px}
.news-row__side time{font-size:13px;color:var(--color-light);white-space:nowrap}
.arrow-link{
  width:32px;height:32px;border-radius:50%;border:1px solid var(--color-line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--color-muted);
  font-size:15px;transition:all .2s ease;
}
.arrow-link:hover{background:var(--color-accent);border-color:var(--color-accent);color:#fff;transform:translateX(2px)}
.news-empty{
  margin-top:28px;min-height:260px;border:1px dashed #CFC5B3;border-radius:var(--radius-lg);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:40px;background:#FCFBF8;
}
.news-empty__icon{width:56px;height:56px;border-radius:50%;background:#F3EDE3;color:var(--color-light);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.news-empty h3{font-size:18px;font-weight:600;color:var(--color-muted)}
.news-empty p{font-size:14px;color:var(--color-light);margin:10px 0 0}

/* CTA strip */
.cta-strip{border-top:1px solid var(--color-line);background:#F3EBDD}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:62px;padding-bottom:62px;
}
.cta-copy h2{font-size:30px;margin-bottom:8px}
.cta-copy p{margin:0;color:var(--color-muted)}
.cta-actions{display:flex;gap:14px;flex-shrink:0}

/* Footer */
.site-footer{background:var(--color-dark);color:#B8C7C2}
.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:44px;padding:72px 0 52px}
.footer-brand .brand-name{color:#F6F2EA;font-size:21px}
.footer-brand .brand-sub{display:block;font-size:12px;margin-top:7px;color:var(--color-primary);letter-spacing:.08em}
.footer-brand p{font-size:14px;line-height:1.8;color:#AFC0B9;margin:18px 0 0;max-width:360px}
.footer-col h4{font-size:15px;font-weight:600;color:#F1EDE4;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#B8C7C2;display:inline-block;padding:2px 0}
.footer-col a:hover{color:var(--color-primary)}
.footer-safe{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);
  padding:16px 18px;background:rgba(255,255,255,.03);font-size:13px;line-height:1.8;color:#B3C3BD;
}
.footer-bottom{border-top:1px solid var(--color-line-dark);padding:20px 0}
.footer-bottom p{font-size:13px;margin:0;color:#8FA49D}
.footer-bottom p a{color:#D8E3DE}

/* Float CTA */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:120;
  height:52px;padding:0 22px;background:var(--color-accent);color:#fff;border-radius:26px;
  display:inline-flex;align-items:center;gap:9px;font-size:15px;font-weight:600;
  box-shadow:0 12px 30px rgba(21,143,123,.32);
  transition:opacity .3s ease,transform .3s ease,background-color .2s ease,color .2s ease;
}
.float-cta:hover{background:var(--color-accent-deep);color:#fff;transform:translateY(-2px)}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(12px)}
.float-cta svg{width:16px;height:16px}

@media(max-width:1199px){
  .hero{padding:110px 0 74px}
  .hero__grid{gap:34px}
  .feature-row{grid-template-columns:1fr .85fr;gap:40px}
  .news-row{grid-template-columns:1fr 180px 96px}
}
@media(max-width:1024px){
  :root{--header-h:60px}
  .site-header{height:var(--header-h)}
  .nav-toggle{display:flex;margin-left:auto}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;width:min(80vw,370px);
    background:#FDFBF7;transform:translateX(100%);
    transition:transform .32s ease;
    z-index:210;box-shadow:-18px 0 40px rgba(20,38,33,.18);
  }
  .nav-list{flex-direction:column;justify-content:flex-start;align-items:flex-start;gap:2px;padding:92px 34px 40px;position:absolute;inset:0}
  .nav-list a{display:block;width:100%;color:var(--color-ink);font-size:17px;padding:12px 0;border-bottom:1px solid var(--color-line)}
  .nav-list a.is-active{color:var(--color-primary)}
  .nav-list a.is-active::after{top:12px;left:auto;right:0;bottom:auto;width:16px;height:16px;border-radius:50%;background:none;border:1px solid var(--color-primary);opacity:.7}
  body.nav-open .main-nav{transform:translateX(0)}
  body.nav-open{overflow:hidden}
  body.nav-open::after{
    content:"";position:fixed;inset:0;background:rgba(15,32,28,.52);z-index:150;
    pointer-events:none;
  }
  .site-header{background:rgba(247,245,241,.94);border-bottom:1px solid var(--color-line)}
  .site-header .brand-name{color:var(--color-ink)}
  .site-header .nav-list a{color:var(--color-ink)}
  .site-header .nav-list a.is-active{color:var(--color-primary)}
  .hero{min-height:auto}
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .hero-lead{max-width:640px}
  .login-card{margin:0 auto;max-width:520px;width:100%}
  .quick-grid{grid-template-columns:1fr 1fr}
  .quick-item+.quick-item{border-left:0}
  .quick-item{background:#fff;border-bottom:1px solid var(--color-line)}
  .quick-item:nth-child(odd){border-right:1px solid var(--color-line)}
  .feature-row{grid-template-columns:1fr;gap:28px}
  .feature-row--reverse .feature-row__media{order:0}
  .feature-row__media img{aspect-ratio:16/10}
  .demo-grid{grid-template-columns:1fr;gap:40px}
  .proof-grid{grid-template-columns:1fr;gap:40px}
  .faq-layout{grid-template-columns:1fr;gap:34px}
  .choose-row{grid-template-columns:1fr 180px 150px;padding:24px;gap:18px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{flex-wrap:wrap}
  .footer-main{grid-template-columns:1fr 1fr;gap:40px}
}
@media(max-width:640px){
  .wrap{padding:0 16px}
  .section{padding:62px 0}
  .hero{padding:92px 0 56px;background-position:60% center}
  .hero h1{font-size:32px}
  .hero-lead{font-size:16px}
  .hero-actions .btn,.hero-actions{width:100%}
  .hero-actions .btn+.btn{margin-left:0}
  .quick-grid{grid-template-columns:1fr}
  .quick-item:nth-child(odd){border-right:0}
  .quick-item{min-height:92px;padding:18px 12px}
  .feature-row{margin-bottom:34px;gap:18px;padding:0}
  .feature-copy h3{font-size:21px}
  .section-head{margin-bottom:38px}
  .section-head h2{font-size:28px}
  .proof-card{grid-template-columns:38px 1fr;padding:18px;gap:12px}
  .proof-card h3{font-size:16px}
  .faq-accordion .accordion-title{padding:16px 52px 16px 16px;font-size:15px}
  .faq-accordion .accordion-content{padding:0 20px 20px 16px}
  .faq-accordion .accordion-content p{font-size:14px}
  .news-feature{grid-template-columns:1fr}
  .news-feature__media{min-height:0;max-height:220px}
  .news-feature__media img{aspect-ratio:16/9;height:auto}
  .news-feature__body{padding:24px 20px}
  .news-feature__title{font-size:20px}
  .news-row{grid-template-columns:1fr;gap:8px;padding:18px 16px}
  .news-row__side{justify-content:space-between;width:100%}
  .news-row__side time{order:0}
  .news-row__side .arrow-link{order:2}
  .cta-inner{display:block;padding-top:48px;padding-bottom:48px}
  .cta-copy h2{font-size:24px}
  .cta-actions{display:flex;flex-direction:column;margin-top:20px}
  .cta-actions .btn{width:100%;margin:0 0 10px}
  .footer-main{grid-template-columns:1fr;gap:32px;padding:48px 0 36px}
  .footer-bottom p{font-size:12px}
  .footer-col ul li a{font-size:15px}
  .float-cta{right:14px;bottom:16px;width:52px;height:52px;padding:0;border-radius:50%;justify-content:center}
  .float-cta span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
  .float-cta svg{width:20px;height:20px}
}

/* roulang page: category1 */
:root {
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --color-primary: #F2A93B;
  --color-primary-hover: #D98D1E;
  --color-accent: #158F7B;
  --color-accent-dark: #105B4D;
  --color-bg: #F7F5F1;
  --color-surface: #FFFFFF;
  --color-surface-dark: #17302B;
  --color-sand: #F3EEE6;
  --color-ink: #132621;
  --color-muted: #54665F;
  --color-light: #87948F;
  --color-line: #E8E1D6;
  --color-line-dark: #365049;
  --color-dark-text: #F5F1E8;
  --color-dark-sub: #B8C7C2;
  --radius-card: 16px;
  --radius-btn: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 2px 12px rgba(16, 34, 29, 0.06);
  --shadow-card-hover: 0 8px 22px rgba(16, 34, 29, 0.10);
  --space-section: 96px;
  --font-body: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--font-body);
  line-height: 1.8;
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font);
  margin: 0 0 0.45em;
  line-height: 1.28;
  font-weight: 600;
  color: var(--color-ink);
}

p {
  margin: 0 0 1em;
}

ul, ol {
  margin: 0 0 1.25em;
  padding-left: 1.2em;
}

li {
  line-height: 1.75;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

a:hover {
  color: var(--color-primary);
}

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

button {
  color: inherit;
}

input, textarea, select, button {
  font-family: inherit;
  font-size: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(242, 169, 59, 0.35);
  outline-offset: 2px;
  border-radius: 4px;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--color-accent);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--color-primary);
}

.eyebrow--light {
  color: var(--color-primary);
}

.section-kicker {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 30px;
  border-radius: var(--radius-btn);
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-ink);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  text-align: center;
  transition: background .22s ease, border-color .22s ease, color .22s ease, transform .18s ease, box-shadow .22s ease, outline .22s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  color: var(--color-ink);
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  box-shadow: 0 10px 24px rgba(217, 141, 30, .22);
}

.btn--ghost {
  border-color: #CAD7D1;
  background: rgba(255, 255, 255, .5);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--light {
  background: #FFFFFF;
  color: var(--color-ink);
}

.btn--light:hover {
  background: #F5F1E8;
  color: var(--color-ink);
}

.btn--large {
  min-height: 52px;
  padding: 0 36px;
}

.btn--block {
  width: 100%;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  height: 72px;
  display: flex;
  align-items: center;
  background: rgba(247, 245, 241, .92);
  border-bottom: 1px solid transparent;
  box-shadow: none;
  transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

.site-header.is-scrolled {
  background: rgba(247, 245, 241, .97);
  border-bottom-color: var(--color-line);
  box-shadow: 0 8px 26px rgba(16, 34, 29, .05);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
  line-height: 1.2;
}

.brand-name {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--color-ink);
}

.brand-sub {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--color-muted);
  font-weight: 500;
  border-left: 1px solid var(--color-line-dark);
  padding-left: 12px;
  white-space: nowrap;
}

.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav .nav-list a {
  display: inline-block;
  position: relative;
  padding: 10px 0 8px;
  font-size: 15px;
  color: var(--color-ink);
  line-height: 1.4;
}

.main-nav .nav-list a:hover {
  color: var(--color-primary);
}

.main-nav .nav-list a.is-active {
  color: var(--color-ink);
}

.main-nav .nav-list a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 1px;
  width: 22px;
  height: 3px;
  border-radius: 6px;
  background: var(--color-primary);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 4px;
  background: var(--color-ink);
  transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* Page main */
.page-main {
  padding-top: 72px;
  overflow: hidden;
}

/* Category hero */
.category-hero {
  background: linear-gradient(180deg, #E9F1ED 0%, #F7F5F1 100%);
  border-bottom: 1px solid var(--color-line);
  padding: 92px 0 72px;
}

.category-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: 64px;
  align-items: center;
}

.crumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-light);
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.crumb a {
  color: var(--color-light);
}

.crumb a:hover {
  color: var(--color-primary);
}

.crumb span {
  color: var(--color-accent);
  font-weight: 500;
}

.hero-heading {
  font-size: clamp(36px, 4.4vw, 44px);
  line-height: 1.16;
  margin: 14px 0 20px;
  font-weight: 700;
}

.hero-lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--color-muted);
  max-width: 640px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  align-items: center;
  font-size: 13px;
  color: var(--color-muted);
}

.hero-safe {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: rgba(21, 143, 123, .08);
  border: 1px solid rgba(21, 143, 123, .22);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--color-accent-dark);
  line-height: 1.5;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  margin-right: 2px;
}

.category-hero__visual {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card-hover);
  background: #DFE8E4;
  min-height: 320px;
}

.category-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}

.visual-caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  padding: 14px 16px;
  background: rgba(23, 48, 43, .78);
  color: var(--color-dark-text);
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.5;
  backdrop-filter: blur(6px);
}

/* Intro sections spacing */
.cat-section {
  padding: var(--space-section) 0;
}

/* Chapter Locator layout */
.locator-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 70px;
  align-items: start;
  padding: 80px 0 70px;
}

.locator-aside {
  position: sticky;
  top: 118px;
}

.locator-aside h2 {
  font-size: 28px;
  line-height: 1.27;
  margin-bottom: 10px;
}

.locator-aside .aside-text {
  font-size: 14px;
  color: var(--color-muted);
  max-width: 260px;
  margin-bottom: 28px;
}

.locator-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-line);
}

.locator-list li {
  border-bottom: 1px solid var(--color-line);
}

.locator-list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px 8px 16px 2px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
  transition: color .2s ease, padding-left .2s ease;
}

.locator-list a i {
  font-style: normal;
  font-size: 12px;
  color: var(--color-light);
  letter-spacing: .06em;
}

.locator-list a:hover,
.locator-list a.is-live {
  color: var(--color-accent);
  padding-left: 8px;
}

.locator-list a:hover i,
.locator-list a.is-live i {
  color: var(--color-primary);
}

/* Chapter card */
.chapter-card {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  margin-bottom: 30px;
  transition: box-shadow .28s ease, transform .28s ease, border-color .28s ease;
}

.chapter-card:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: #D3D8C8;
  transform: translateY(-2px);
}

.chapter-card__media {
  background: #DDE5E0;
  min-height: 100%;
}

.chapter-card__media img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}

.chapter-card__body {
  padding: 42px 42px 30px;
}

.chapter-card__body .card-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--color-accent);
  margin-bottom: 14px;
}

.chapter-card__body .card-kicker i {
  font-style: normal;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 143, 123, .1);
  border-radius: 50%;
  font-size: 12px;
}

.chapter-card__body h3 {
  font-size: 23px;
  line-height: 1.4;
  margin-bottom: 18px;
}

.chapter-card__body .body-intro {
  color: var(--color-muted);
  font-size: 15px;
  margin-bottom: 6px;
}

.tiny-list {
  list-style: none;
  margin: 10px 0 14px;
  padding: 0;
}

.tiny-list li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid #F0EBE3;
  font-size: 15px;
  line-height: 1.7;
}

.tiny-list li:last-child {
  border-bottom: 0;
}

.tiny-list li:last-of-type {
  border-bottom: 0;
}

.tiny-list i {
  font-style: normal;
  font-weight: 700;
  font-size: 12px;
  color: var(--color-primary);
  line-height: 1.7;
}

.tiny-list strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
}

.tiny-list span {
  color: var(--color-muted);
  font-size: 14px;
}

.chapter-card.is-reverse .chapter-card__media {
  order: 2;
}

/* Trouble rows */
.trouble-list {
  margin-top: 12px;
}

.trouble-row {
  display: grid;
  grid-template-columns: minmax(130px, .38fr) 1fr;
  gap: 12px 18px;
  padding: 17px 0;
  border-top: 1px solid #F0EBE3;
  font-size: 15px;
}

.trouble-row:first-child {
  border-top: 0;
}

.trouble-tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 2px 12px;
  border: 1px solid #D7E1DC;
  background: rgba(21, 143, 123, .06);
  color: var(--color-accent-dark);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
  white-space: normal;
}

.trouble-row p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.8;
  padding-top: 4px;
}

/* Flow dark section */
.flow-section {
  background: linear-gradient(rgba(23, 48, 43, .92), rgba(23, 48, 43, .94)), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
  padding: 92px 0;
  color: var(--color-dark-text);
}

.flow-section .flow-head {
  max-width: 720px;
  margin-bottom: 52px;
}

.flow-section h2 {
  color: #fff;
  font-size: 30px;
  line-height: 1.35;
  margin-bottom: 12px;
}

.flow-section .flow-desc {
  color: var(--color-dark-sub);
  font-size: 15px;
  margin-bottom: 0;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.flow-step {
  position: relative;
  border-left: 1px solid rgba(255, 255, 255, .22);
  padding: 20px 20px 8px 26px;
}

.flow-step__num {
  display: block;
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.flow-step h3 {
  color: #FFFFFF;
  font-size: 19px;
  margin-bottom: 10px;
}

.flow-step p {
  color: var(--color-dark-sub);
  font-size: 14px;
  line-height: 1.85;
  margin-bottom: 0;
}

.flow-note {
  margin-top: 40px;
  font-size: 13px;
  color: rgba(255, 255, 255, .55);
}

/* Helper section */
.helper-section {
  padding: 90px 0 80px;
}

.helper-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: stretch;
}

.helper-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  padding: 40px 38px;
  box-shadow: var(--shadow-card);
}

.helper-card--notice {
  background: linear-gradient(160deg, #E7F1ED, #F5F8F6);
  border-color: #D0E0DA;
}

.helper-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: rgba(21, 143, 123, .1);
  color: var(--color-accent);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 22px;
}

.helper-card h2 {
  font-size: 24px;
  line-height: 1.4;
  margin-bottom: 10px;
}

.helper-card .card-desc {
  color: var(--color-muted);
  font-size: 15px;
  margin-bottom: 22px;
}

.step-ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: stepCount;
}

.step-ol li {
  counter-increment: stepCount;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid #E5ECE8;
  font-size: 15px;
  color: var(--color-muted);
}

.step-ol li:last-child {
  border-bottom: 0;
}

.step-ol li::before {
  content: counter(stepCount, decimal-leading-zero);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 50%;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
}

.step-ol strong {
  display: block;
  font-weight: 600;
  color: var(--color-ink);
}

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

.check-list li {
  position: relative;
  padding: 10px 0 10px 30px;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.75;
  border-bottom: 1px solid rgba(207, 225, 218, .8);
}

.check-list li:last-child {
  border-bottom: 0;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 19px;
  width: 8px;
  height: 8px;
  border: 2px solid var(--color-accent);
  border-radius: 50%;
}

/* CTA */
.category-cta {
  padding: 0 0 96px;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  background: var(--color-surface-dark);
  border-radius: 22px;
  padding: 54px 56px;
  color: var(--color-dark-text);
  overflow: hidden;
  position: relative;
}

.cta-box::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -110px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(242, 169, 59, .14) 0%, rgba(242, 169, 59, 0) 70%);
  pointer-events: none;
}

.cta-box__main h2 {
  color: #FFFFFF;
  font-size: 28px;
  line-height: 1.38;
  margin-bottom: 8px;
}

.cta-box__main p {
  color: var(--color-dark-sub);
  margin: 0;
  font-size: 15px;
  max-width: 620px;
}

.cta-box__action {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex: 0 0 auto;
}

/* Footer */
.site-footer {
  background: var(--color-surface-dark);
  color: #C6D2CD;
}

.site-footer .wrap {
  padding-top: 0;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.45fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding: 76px 0 52px;
}

.footer-brand .brand-name,
.footer-brand .brand-sub {
  color: #FFFFFF;
}

.footer-brand .brand-sub {
  border-left-color: rgba(255, 255, 255, .35);
}

.footer-brand p {
  color: #AEBDB8;
  font-size: 14px;
  line-height: 1.8;
  margin-top: 22px;
  max-width: 330px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 18px;
}

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

.footer-col li {
  margin-bottom: 9px;
  font-size: 14px;
}

.footer-col a {
  color: #B8C7C2;
  transition: color .2s ease;
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-safe {
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 12px;
  padding: 16px 18px;
  color: #AEBDB8;
  background: rgba(255, 255, 255, .04);
  font-size: 13px;
  line-height: 1.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 20px 0;
}

.footer-bottom .wrap {
  padding-top: 0;
  padding-bottom: 0;
}

.footer-bottom p {
  margin: 0;
  font-size: 13px;
  color: #8FA39C;
}

/* Breakpoints */
@media screen and (max-width: 1023px) {
  :root {
    --space-section: 80px;
  }

  .brand-name {
    font-size: 19px;
  }

  .brand-sub {
    font-size: 11px;
    padding-left: 9px;
  }

  .site-header {
    height: 64px;
  }

  .page-main {
    padding-top: 64px;
  }

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

  .main-nav {
    position: fixed;
    top: 64px;
    left: 14px;
    right: 14px;
    z-index: 100;
    background: #ffffff;
    border: 1px solid var(--color-line);
    border-radius: 14px;
    box-shadow: 0 16px 40px rgba(16, 34, 29, .12);
    padding: 12px 18px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .25s ease, transform .25s ease, visibility .25s;
  }

  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .main-nav .nav-list {
    flex-direction: column;
    gap: 0;
    align-items: stretch;
  }

  .main-nav .nav-list li {
    border-bottom: 1px solid var(--color-line);
  }

  .main-nav .nav-list li:last-child {
    border-bottom: 0;
  }

  .main-nav .nav-list a {
    display: block;
    padding: 14px 8px;
    font-size: 16px;
  }

  .main-nav .nav-list a.is-active::after {
    display: none;
  }

  .main-nav .nav-list a.is-active {
    color: var(--color-accent);
    font-weight: 600;
  }

  .category-hero {
    padding: 72px 0 56px;
  }

  .category-hero__grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .category-hero__visual {
    max-width: 680px;
  }

  .locator-layout {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 64px 0 60px;
  }

  .locator-aside {
    position: static;
  }

  .locator-aside .aside-text {
    max-width: 100%;
  }

  .chapter-card__body {
    padding: 30px 26px 20px;
  }

  .flow-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 34px 24px;
  }

  .flow-step {
    padding-left: 20px;
  }

  .flow-step__num {
    font-size: 32px;
  }

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

  .cta-box {
    padding: 40px 30px;
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-box__action {
    width: 100%;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 34px 40px;
    padding-top: 56px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media screen and (max-width: 767px) {
  .brand {
    gap: 8px;
  }

  .brand-sub {
    display: none;
  }

  :root {
    --space-section: 60px;
  }

  .category-hero {
    padding-top: 62px;
  }

  .cat-section {
    padding: 52px 0;
  }

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

  .hero-meta {
    margin-top: 4px;
  }

  .chapter-card {
    grid-template-columns: 1fr;
  }

  .chapter-card__media img {
    min-height: 220px;
  }

  .chapter-card__body {
    padding: 28px 22px 18px;
  }

  .chapter-card__body h3 {
    font-size: 20px;
  }

  .tiny-list li {
    grid-template-columns: 26px 1fr;
    font-size: 14px;
  }

  .trouble-row {
    grid-template-columns: 1fr;
    padding: 16px 0;
    gap: 6px;
  }

  .trouble-row p {
    padding-top: 0;
  }

  .flow-section {
    padding: 64px 0;
  }

  .flow-section h2 {
    font-size: 25px;
  }

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

  .flow-step {
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, .22);
    padding: 26px 6px 6px;
  }

  .flow-step__num {
    font-size: 28px;
    margin-bottom: 8px;
  }

  .helper-card {
    padding: 30px 22px;
  }

  .helper-card h2 {
    font-size: 21px;
  }

  .step-ol li {
    grid-template-columns: 34px 1fr;
  }

  .cta-box__main h2 {
    font-size: 22px;
  }

  .cta-box {
    padding: 32px 22px;
    border-radius: 16px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 46px;
    padding-bottom: 38px;
  }

  .footer-brand {
    grid-column: auto;
  }
}

@media screen and (max-width: 520px) {
  .wrap {
    padding: 0 18px;
  }

  .category-hero__visual {
    min-height: 240px;
  }

  .category-hero__visual img {
    min-height: 240px;
  }

  .chapter-card__media img {
    min-height: 190px;
  }

  .btn {
    padding: 0 22px;
  }
}

/* roulang page: article */
:root{
    --color-primary:#F2A93B;
    --color-primary-dark:#D98D1E;
    --color-accent:#158F7B;
    --color-accent-dark:#0F6B5C;
    --color-bg:#F7F5F1;
    --color-surface:#FFFFFF;
    --color-surface-dark:#17302B;
    --color-ink:#132621;
    --color-muted:#54665F;
    --color-light:#87948F;
    --color-line:#E8E1D6;
    --color-line-dark:#365049;
    --color-warm-text:#B25E00;
    --radius-card:12px;
    --radius-btn:8px;
    --shadow-sm:0 2px 12px rgba(16,34,29,.06);
    --shadow-md:0 8px 22px rgba(16,34,29,.10);
    --font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    --container-width:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{
    margin:0;
    font-family:var(--font-family);
    font-size:16px;
    line-height:1.8;
    color:var(--color-ink);
    background:var(--color-bg);
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;height:auto;display:block;background:#ECE6DC;color:transparent}
button{font-family:inherit}
.wrap{max-width:var(--container-width);margin:0 auto;padding:0 24px;width:100%}
.skip-link{
    position:fixed;left:16px;top:-60px;z-index:1200;background:var(--color-surface-dark);color:#F5F1E8;
    padding:10px 18px;border-radius:8px;transition:top .2s ease;
}
.skip-link:focus{top:16px}
::selection{background:rgba(242,169,59,.3)}

/* 头部导航 */
.site-header{
    position:fixed;top:0;left:0;right:0;height:72px;z-index:1000;
    background:rgba(247,245,241,.9);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid transparent;
    transition:background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{
    border-bottom-color:var(--color-line);
    box-shadow:0 1px 0 rgba(16,34,29,.02);
}
.site-header .wrap{
    height:100%;display:flex;align-items:center;justify-content:space-between;
}
.brand{
    display:inline-flex;align-items:baseline;gap:8px;line-height:1;
}
.brand-name{
    font-size:23px;font-weight:600;letter-spacing:.02em;color:var(--color-ink);
}
.brand-sub{
    font-size:11px;font-weight:500;letter-spacing:.28em;color:var(--color-muted);
    border-left:1px solid var(--color-line-dark);padding-left:10px;transform:translateY(-1px);
}
.main-nav .nav-list{
    list-style:none;margin:0;padding:0;display:flex;align-items:center;
}
.nav-list li{margin:0}
.nav-list li + li{margin-left:8px}
.nav-list a{
    position:relative;display:inline-flex;align-items:center;justify-content:center;
    height:40px;padding:0 14px;font-size:15px;font-weight:500;color:var(--color-ink);
    border-radius:8px;line-height:1;
}
.nav-list a:hover{color:var(--color-primary-dark)}
.nav-list a.is-active{color:var(--color-ink);font-weight:600}
.nav-list a.is-active::after{
    content:"";position:absolute;top:-4px;left:50%;width:5px;height:5px;margin-left:-2.5px;
    border-radius:50%;background:var(--color-primary);box-shadow:0 0 0 3px rgba(242,169,59,.18);
}
.nav-toggle{
    display:none;width:44px;height:44px;border:0;background:transparent;align-items:center;
    justify-content:center;flex-direction:column;gap:5px;border-radius:8px;cursor:pointer;padding:4px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--color-ink);border-radius:2px;transition:all .22s ease}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 4px rgba(242,169,59,.35)}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 按钮 */
.site-btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 28px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;font-family:inherit;line-height:1;
    border:1px solid transparent;cursor:pointer;transition:all .2s ease;
    background:var(--color-primary);color:#fff;
}
.site-btn:hover{background:var(--color-primary-dark);transform:translateY(-1px);color:#fff}
.site-btn:active{transform:translateY(0)}
.site-btn:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(242,169,59,.35)}
.site-btn-outline{
    background:var(--color-surface);color:var(--color-ink);border-color:var(--color-line-dark);
}
.site-btn-outline:hover{background:var(--color-surface);color:var(--color-primary-dark);border-color:var(--color-primary)}
.site-btn-dark-on{
    background:var(--color-primary);color:#fff;
}
.site-btn-line-on{
    background:transparent;color:#F5F1E8;border-color:rgba(245,241,232,.55);
}
.site-btn-line-on:hover{background:rgba(245,241,232,.08);color:#fff}

/* 标签 */
.site-tag{
    display:inline-flex;align-items:center;height:26px;padding:0 12px;
    border:1px solid var(--color-line-dark);border-radius:999px;
    font-size:12px;font-weight:500;color:var(--color-accent-dark);
    background:transparent;
}

/* 主内容区 */
.page-main{padding:112px 0 86px;min-height:72vh}
.article-detail{
    max-width:1080px;margin:0 auto;padding:34px 42px 48px;
    background:var(--color-surface);border:1px solid var(--color-line);
    border-radius:22px;box-shadow:var(--shadow-sm);
}
.breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:7px;
    font-size:13px;color:var(--color-light);margin:0 0 18px;
}
.breadcrumb a{color:var(--color-muted);transition:color .2s}
.breadcrumb a:hover{color:var(--color-primary-dark)}
.breadcrumb .crumb-cur{color:var(--color-light);max-width:360px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.breadcrumb .crumb-sep{opacity:.6;font-size:12px}

.article-head{
    max-width:800px;margin:0 auto 24px;
}
.article-kicker{
    display:flex;align-items:center;gap:10px;margin-bottom:14px;
}
.article-title{
    font-size:36px;line-height:1.35;font-weight:600;letter-spacing:.01em;
    margin:0 0 14px;color:var(--color-ink);
}
.article-meta{
    display:flex;flex-wrap:wrap;gap:10px 18px;color:var(--color-light);
    font-size:13px;
}
.meta-dot{opacity:.5}
.article-cover{
    position:relative;overflow:hidden;margin:0 0 40px;
    aspect-ratio:16 / 7;border-radius:16px;background:#EAE2D6;
}
.article-cover img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    transition:transform 1.6s ease;
}
.article-cover:hover img{transform:scale(1.02)}

/* 文章正文排版 */
.cms-format{
    max-width:760px;margin:0 auto;color:var(--color-ink);
}
.cms-format p{
    margin:0 0 1.5em;font-size:16px;line-height:1.9;
}
.cms-format strong{font-weight:600;color:var(--color-ink)}
.cms-format h2{
    font-size:26px;line-height:1.4;font-weight:600;color:var(--color-ink);
    margin:2em 0 .8em;
}
.cms-format h3{
    font-size:21px;line-height:1.5;font-weight:600;color:var(--color-ink);
    margin:1.8em 0 .7em;
}
.cms-format h4{
    font-size:17px;line-height:1.6;font-weight:600;color:var(--color-ink);
    margin:1.6em 0 .6em;
}
.cms-format ul,.cms-format ol{margin:0 0 1.6em;padding-left:1.4em}
.cms-format ul li,.cms-format ol li{margin-bottom:.45em;line-height:1.85}
.cms-format ul li::marker{color:var(--color-primary)}
.cms-format a{
    color:var(--color-ink);border-bottom:1px solid var(--color-primary);transition:color .2s;
}
.cms-format a:hover{color:var(--color-primary-dark);border-bottom-color:var(--color-primary)}
.cms-format blockquote{
    margin:2em 0;padding:16px 22px;border-left:3px solid var(--color-primary);
    background:var(--color-bg);border-radius:0 10px 10px 0;color:var(--color-muted);
}
.cms-format blockquote p:last-child{margin-bottom:0}
.cms-format img{border-radius:12px;box-shadow:var(--shadow-sm)}
.cms-format figure{margin:2em 0}
.cms-format figcaption{
    font-size:13px;color:var(--color-light);text-align:center;margin-top:8px;
}
.cms-format pre{
    background:var(--color-surface-dark);color:#F5F1E8;padding:18px 20px;
    border-radius:12px;overflow:auto;font-size:14px;line-height:1.7;margin:1.8em 0;
}
.cms-format code{
    font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
.cms-format hr{border:0;border-top:1px solid var(--color-line);margin:2.6em auto;width:120px}
.cms-format table{border-collapse:collapse;width:100%;margin:1.8em 0}
.cms-format th,.cms-format td{border:1px solid var(--color-line);padding:10px 14px;font-size:15px;text-align:left}
.cms-format th{background:var(--color-bg);font-weight:600}

/* 文章底部 */
.article-note{
    max-width:760px;margin:46px auto 0;padding:18px 20px;
    border-top:1px solid var(--color-line);color:var(--color-muted);font-size:14px;
}
.article-note p{margin:0}
.article-return{
    max-width:760px;margin:34px auto 0;display:flex;flex-wrap:wrap;gap:12px;
}
.article-return .site-btn-outline{min-height:42px;padding:0 22px;font-size:14px}
.article-return .site-btn-primary{margin-left:auto}

/* 相关阅读 */
.related-section{
    max-width:1080px;margin:42px auto 0;
}
.related-head{
    display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
    margin-bottom:22px;
}
.related-head h2{font-size:24px;font-weight:600;margin:0;color:var(--color-ink)}
.related-head .related-sub{color:var(--color-light);font-size:14px;margin:4px 0 0}
.related-link{color:var(--color-muted);font-size:14px;white-space:nowrap}
.related-link:hover{color:var(--color-primary-dark)}
.related-card{
    background:var(--color-surface);border:1px solid var(--color-line);
    border-radius:14px;overflow:hidden;height:100%;
    transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.related-card:hover{
    border-color:#d8cdbd;transform:translateY(-3px);
    box-shadow:var(--shadow-md);
}
.related-media{aspect-ratio:16/8;background:#EAE2D6;overflow:hidden;position:relative}
.related-media img{width:100%;height:100%;object-fit:cover}
.related-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px}
.related-body h3{margin:0;font-size:18px;line-height:1.5;font-weight:600}
.related-body h3 a{transition:color .2s}
.related-body h3 a:hover{color:var(--color-primary-dark)}
.related-body p{margin:0;font-size:14px;line-height:1.8;color:var(--color-muted)}
.related-more{
    margin-top:auto;padding-top:14px;font-size:14px;font-weight:600;color:var(--color-accent-dark);
}
.related-more span{display:inline-flex;align-items:center;gap:6px}
.related-more span::after{content:"→";transition:transform .2s}
.related-card:hover .related-more span::after{transform:translateX(4px)}

/* 空态 */
.article-404{
    max-width:620px;margin:40px auto;background:var(--color-surface);
    border:1px dashed #cabfae;border-radius:18px;padding:54px 30px;
    text-align:center;
}
.article-404 .empty-glyph{
    width:52px;height:52px;margin:0 auto 18px;border:1px solid var(--color-line);
    border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-size:22px;color:var(--color-light);
}
.article-404 h1{font-size:30px;font-weight:600;margin:0 0 14px}
.article-404 p{color:var(--color-muted);margin:0 auto 24px;max-width:440px;font-size:15px}
.article-404 .site-btn{min-width:130px}

/* 页脚 */
.site-footer{
    background:var(--color-surface-dark);color:#B8C7C2;margin-top:20px;
}
.site-footer a{transition:color .2s;color:#B8C7C2}
.site-footer a:hover{color:var(--color-primary)}
.footer-main{
    display:grid;grid-template-columns:1.4fr .8fr .8fr 1.1fr;
    gap:44px;padding:64px 0 40px;
}
.footer-brand .brand-name{color:#F5F1E8;font-size:23px;font-weight:600;display:inline-block}
.footer-brand .brand-sub{display:block;font-size:11px;letter-spacing:.28em;color:#8DA19A;margin-top:4px}
.footer-brand p{font-size:14px;line-height:1.85;color:#8DA19A;margin:18px 0 0;max-width:300px}
.footer-col h4{
    color:#F5F1E8;font-size:15px;font-weight:600;margin:5px 0 18px;letter-spacing:.02em;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin:0 0 12px;font-size:14px}
.footer-safe{
    font-size:13px;line-height:1.85;color:#8DA19A;border:1px solid var(--color-line-dark);
    border-radius:10px;padding:14px 16px;
}
.footer-bottom{
    border-top:1px solid var(--color-line-dark);padding:20px 0;
}
.footer-bottom p{font-size:13px;color:#879D96;margin:0;text-align:center}
.footer-bottom a{color:#B8C7C2}

/* 响应式 */
@media (max-width:1024px){
    .article-detail{padding:30px 30px 44px}
    .footer-main{grid-template-columns:1fr 1fr;gap:36px 34px}
}
@media (max-width:900px){
    .main-nav{
        position:absolute;top:60px;left:20px;right:20px;background:var(--color-surface);
        border:1px solid var(--color-line);border-radius:16px;box-shadow:var(--shadow-md);
        padding:10px 12px;opacity:0;visibility:hidden;transform:translateY(-10px);
        transition:all .25s ease;
    }
    .main-nav .nav-list{flex-direction:column;align-items:stretch}
    .nav-list li{margin:0!important}
    .nav-list a{
        display:flex;justify-content:flex-start;height:auto;padding:13px 14px;
        border-bottom:1px solid var(--color-line);border-radius:0;font-size:15px;
    }
    .nav-list li:last-child a{border-bottom:0}
    .nav-list a.is-active::after{
        position:static;width:5px;height:5px;margin:0 0 0 auto;box-shadow:none;
    }
    body.nav-open .main-nav{opacity:1;visibility:visible;transform:translateY(0)}
    .nav-toggle{display:flex}
    .page-main{padding:76px 0 60px}
    .article-title{font-size:31px}
}
@media (max-width:639px){
    .wrap{padding:0 16px}
    .site-header{height:60px}
    body.nav-open .main-nav{left:12px;right:12px}
    .article-detail{padding:22px 18px 34px;border-radius:14px}
    .article-title{font-size:26px}
    .article-cover{border-radius:10px;aspect-ratio:16/10}
    .article-meta{gap:8px 14px;font-size:12px}
    .cms-format h2{font-size:22px}
    .cms-format h3{font-size:19px}
    .article-return .site-btn-primary{margin-left:0}
    .article-return .site-btn{width:100%}
    .related-head{flex-direction:column;align-items:flex-start;gap:6px}
    .footer-main{grid-template-columns:1fr;gap:30px;padding:44px 0 28px}
    .footer-brand p{max-width:none}
    .footer-bottom{padding-top:16px}
    .footer-bottom p{text-align:left;font-size:12px;line-height:1.8}
    .breadcrumb .crumb-cur{max-width:150px}
    .article-404{padding:38px 20px}
}

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --color-primary: #F2A93B;
            --color-primary-hover: #D98D1E;
            --color-accent: #158F7B;
            --color-accent-light: #E6F2EE;
            --color-bg: #F7F5F1;
            --color-surface: #FFFFFF;
            --color-surface-dark: #17302B;
            --color-surface-dark-alt: #1D3D36;
            --color-ink: #132621;
            --color-muted: #54665F;
            --color-light: #87948F;
            --color-line: #E8E1D6;
            --color-line-dark: #365049;
            --color-emphasis: #B25E00;
            --color-focus-ring: rgba(242, 169, 59, 0.35);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 12px rgba(16, 34, 29, 0.06);
            --shadow-card-hover: 0 8px 22px rgba(16, 34, 29, 0.10);
            --transition: all 0.28s ease;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
        }

        /* ========== Reset & 基础 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            color: var(--color-ink);
            background-color: var(--color-bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--color-ink);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--color-primary);
        }
        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        input,
        textarea {
            font-family: var(--font-family);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
            width: 100%;
        }

        /* ========== Header / 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            z-index: 1000;
            width: 100%;
            height: 72px;
            background: rgba(247, 245, 241, 0.92);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-line);
            transition: var(--transition);
        }
        .site-header .wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            position: relative;
        }
        .brand {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
            gap: 2px;
            flex-shrink: 0;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 600;
            color: var(--color-ink);
            letter-spacing: 1px;
        }
        .brand-sub {
            font-size: 10px;
            color: var(--color-muted);
            letter-spacing: 3px;
            font-weight: 400;
        }
        .main-nav .nav-list {
            display: flex;
            align-items: center;
            gap: 32px;
            margin: 0;
        }
        .main-nav .nav-list a {
            font-size: 15px;
            color: var(--color-ink);
            position: relative;
            padding: 6px 0;
        }
        .main-nav .nav-list a:hover {
            color: var(--color-primary);
        }
        .main-nav .nav-list a.is-active {
            color: var(--color-ink);
            font-weight: 500;
        }
        .main-nav .nav-list a.is-active::after {
            content: '';
            display: block;
            width: 16px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-primary);
            margin-top: 2px;
            margin-left: 2px;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-ink);
            border-radius: 2px;
        }

        /* Mobile nav */
        @media (max-width: 1024px) {
            .site-header,
            .site-header .wrap {
                height: 60px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: 60px;
                left: 0;
                width: 100%;
                background: var(--color-surface);
                border-bottom: 1px solid var(--color-line);
                box-shadow: 0 8px 20px rgba(16, 34, 29, 0.06);
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.35s ease;
            }
            .main-nav.is-open {
                max-height: 360px;
            }
            .main-nav .nav-list {
                flex-direction: column;
                gap: 0;
                padding: 10px 24px 16px;
                align-items: flex-start;
            }
            .main-nav .nav-list li {
                width: 100%;
            }
            .main-nav .nav-list a {
                display: block;
                padding: 12px 0;
                border-bottom: 1px solid rgba(232, 225, 214, 0.6);
                width: 100%;
                font-size: 16px;
            }
            .main-nav .nav-list a.is-active::after {
                display: none;
            }
            .main-nav .nav-list li:last-child a {
                border-bottom: none;
            }
        }
        @media (max-width: 640px) {
            .brand-sub {
                letter-spacing: 2px;
                font-size: 9px;
            }
        }

        /* ========== 主按钮 / 次按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-btn);
            background: var(--color-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.5px;
            border: none;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px var(--color-focus-ring);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--color-ink);
            border: 1px solid var(--color-line-dark);
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.65);
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            border-color: #fff;
            color: var(--color-primary);
        }
        @media (max-width: 520px) {
            .btn-primary,
            .btn-outline {
                width: 100%;
            }
        }

        /* ========== 标签 ========== */
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            font-size: 13px;
            border: 1px solid var(--color-line);
            color: var(--color-muted);
            background: transparent;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .tag-accent {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            font-size: 13px;
            border: 1px solid rgba(21, 143, 123, 0.3);
            color: var(--color-accent);
            background: rgba(21, 143, 123, 0.06);
        }

        /* ========== Page Hero ========== */
        .page-hero {
            margin-top: 72px;
            position: relative;
            background-color: var(--color-surface-dark);
            background-image: linear-gradient(rgba(23, 48, 43, 0.85), rgba(23, 48, 43, 0.92)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 90px 0 80px;
            color: #fff;
        }
        .page-hero .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            color: #F2C86E;
            font-size: 13px;
            letter-spacing: 1px;
            border-radius: 999px;
            padding: 6px 18px;
            margin-bottom: 20px;
        }
        .page-hero h1 {
            font-size: 38px;
            font-weight: 600;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 16px;
        }
        .page-hero .hero-desc {
            font-size: 16px;
            color: #B8C7C2;
            max-width: 560px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 640px) {
            .page-hero {
                margin-top: 60px;
                padding: 60px 0 48px;
            }
            .page-hero h1 {
                font-size: 28px;
                line-height: 1.3;
            }
        }

        /* ========== Alert bar ========== */
        .safe-alert-bar {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-line);
        }
        .safe-alert-inner {
            padding: 14px 0;
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .safe-alert-inner .alert-icon {
            width: 30px;
            height: 30px;
            flex-shrink: 0;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .safe-alert-text {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
        }
        .safe-alert-text a {
            color: var(--color-accent);
            font-weight: 500;
        }
        @media (max-width: 640px) {
            .safe-alert-inner {
                align-items: flex-start;
                padding: 12px 0;
            }
            .safe-alert-text {
                font-size: 13px;
            }
        }

        /* ========== Section ========== */
        .section {
            padding: 96px 0;
        }
        .section-dark {
            background: var(--color-surface-dark);
        }
        .section-tight {
            padding: 80px 0;
        }
        @media (max-width: 640px) {
            .section {
                padding: 60px 0;
            }
        }
        .sec-head {
            margin-bottom: 52px;
        }
        .eyebrow {
            display: inline-block;
            font-size: 13px;
            color: var(--color-accent);
            letter-spacing: 2px;
            font-weight: 500;
            margin-bottom: 10px;
            border-left: 3px solid var(--color-primary);
            padding-left: 10px;
        }
        .sec-head h2 {
            font-size: 32px;
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-ink);
            margin: 8px 0 10px;
        }
        .sec-head p {
            color: var(--color-muted);
            max-width: 640px;
            font-size: 16px;
        }
        .sec-head.light h2,
        .sec-head.light p {
            color: #fff;
        }
        .sec-head.light p {
            color: #B8C7C2;
        }
        @media (max-width: 640px) {
            .sec-head h2 {
                font-size: 26px;
            }
        }

        /* ========== 公告列表 ========== */
        .layout-split {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 48px;
            padding: 35px 0 0;
            align-items: start;
        }
        @media (max-width: 1024px) {
            .layout-split {
                grid-template-columns: 1fr;
                gap: 48px;
            }
        }
        .bulletins {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .bulletin-card {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 24px 26px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }
        .bulletin-card:hover {
            border-color: rgba(242, 169, 59, 0.5);
            box-shadow: var(--shadow-card-hover);
        }
        .b-icon {
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
        }
        .bulletin-card .b-content {
            flex: 1;
        }
        .bulletin-card .b-header {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
            margin-bottom: 6px;
        }
        .bulletin-card .b-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-ink);
            line-height: 1.5;
        }
        .bulletin-card .b-desc {
            font-size: 14px;
            color: var(--color-light);
            line-height: 1.7;
        }
        .bulletin-card .b-status {
            font-size: 13px;
        }
        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            margin-right: 4px;
        }
        .status-dot.orange {
            background: var(--color-primary);
        }
        .status-dot.green {
            background: #2FC56E;
        }

        /* 防护清单 */
        .shield-panel {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 30px 28px;
            box-shadow: var(--shadow-card);
        }
        .shield-panel h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .shield-panel .panel-sub {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 22px;
        }
        .check-list {
            list-style: none;
            margin: 0;
        }
        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 13px 0;
            border-bottom: 1px solid rgba(232, 225, 214, 0.5);
            font-size: 14px;
            line-height: 1.6;
            color: var(--color-ink);
        }
        .check-list li:last-child {
            border-bottom: none;
        }
        .check-list .ck {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            font-size: 11px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 4px;
        }
        .shield-note {
            background: var(--color-bg);
            border-radius: 8px;
            padding: 14px 16px;
            font-size: 13px;
            color: var(--color-muted);
            margin-top: 18px;
            border-left: 3px solid var(--color-primary);
        }

        /* ========== 风险提示 ========== */
        .risk-section {
            padding: 90px 0;
            background: var(--color-bg);
        }
        .risk-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            padding: 20px 0 0;
        }
        .risk-block {
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 26px 30px;
        }
        .risk-block .risk-headline {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .risk-block p {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.7;
        }
        .risk-block ul li {
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.8;
            padding-left: 18px;
            position: relative;
            margin-bottom: 4px;
        }
        .risk-block ul li::before {
            content: '';
            position: absolute;
            width: 5px;
            height: 5px;
            left: 4px;
            top: 10px;
            background: var(--color-primary);
            border-radius: 50%;
        }
        @media (max-width: 768px) {
            .risk-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* 大深色证据区 */
        .cred-area {
            background: var(--color-surface-dark);
            color: #B8C7C2;
            padding: 90px 0;
        }
        .cred-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 60px;
            align-items: center;
        }
        @media (max-width: 768px) {
            .cred-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }
        .cred-grid h2 {
            color: #fff;
            font-size: 30px;
            font-weight: 600;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .cred-grid .cred-copy {
            font-size: 15px;
            line-height: 1.85;
        }
        .cred-list-elem {
            border-top: 1px solid var(--color-line-dark);
        }
        .cred-list-elem li {
            display: flex;
            gap: 18px;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-line-dark);
            align-items: flex-start;
        }
        .cred-list-elem .num {
            font-size: 14px;
            color: var(--color-primary);
            font-weight: 600;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .cred-list-elem .content p {
            font-size: 15px;
            color: #B8C7C2;
            line-height: 1.7;
        }

        /* ========== CTA 区 ========== */
        .bottom-cta {
            padding: 90px 0 72px;
            text-align: center;
        }
        .bottom-cta h2 {
            font-size: 30px;
            font-weight: 600;
            color: var(--color-ink);
            margin-bottom: 12px;
        }
        .bottom-cta p {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .bottom-cta .cta-links {
            display: flex;
            gap: 10px;
            justify-content: center;
        }
        @media (max-width: 520px) {
            .bottom-cta .cta-links {
                flex-direction: column;
                padding: 0 20px;
            }
            .bottom-cta {
                padding: 56px 0 40px;
            }
        }

        /* 面包屑链接 */
        .crumb-back {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--color-light);
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .crumb-back:hover {
            color: var(--color-primary);
        }

        /* 图片占位图标 */
        .img-note-icon {
            font-size: 36px;
            color: rgba(255, 255, 255, 0.8);
        }

        /* ====== 页脚 ====== */
        .site-footer {
            background: var(--color-surface-dark);
            color: #B8C7C2;
            font-size: 15px;
            line-height: 1.8;
        }
        .site-footer .wrap {
            padding-top: 60px;
            padding-bottom: 20px;
        }
        .footer-main {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 32px;
        }
        .footer-brand .brandname {
            display: block;
            font-size: 24px;
            font-weight: 600;
            color: #fff;
            line-height: 1.2;
        }
        .footer-brand .brand-sub {
            display: block;
            font-size: 10px;
            color: #87948F;
            letter-spacing: 3px;
            margin-bottom: 16px;
            margin-top: 2px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #87948F;
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            color: #87948F;
            font-size: 14px;
        }
        .footer-col ul a:hover {
            color: var(--color-primary);
        }
        .footer-safe {
            font-size: 13px;
            color: #B8C7C2;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            padding: 12px 14px;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);;
            padding: 22px 0;
        }
        .footer-bottom p {
            font-size: 14px;
            color: #87948F;
        }
        @media (max-width: 1024px) {
            .footer-main {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 640px) {
            .footer-main {
                grid-template-columns: 1fr;
                padding-bottom: 20px;
            }
            .footer-main {
                gap: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }
        }

        /* ====== Foundation 覆盖 ====== */
        .grid-container {
            max-width: 1200px;
        }
        .button {
            font-family: var(--font-family);
            margin: 0;
        }
        .main-nav .nav-list a:focus-visible,
        .brand:focus-visible,
        .footer-col a:focus-visible,
        .btn-primary:focus-visible,
        .btn-outline:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            box-shadow: 0 0 0 4px var(--color-focus-ring);
        }

        /* Responsive helpers */
        @media (max-width: 768px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .wrap {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* 两段式返回 */
        .gateway-section {
            background: var(--color-bg);
            padding: 40px 0;
        }
        .gateway-links {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: var(--color-surface);
            border: 1px solid var(--color-line);
            border-radius: var(--radius-card);
            padding: 35px 42px;
        }
        .gateway-links p {
            font-size: 14px;
            color: var(--color-muted);
            margin-bottom: 2px;
        }
        .gateway-links h3 {
            font-size: 21px;
            font-weight: 600;
            color: var(--color-ink);
        }
        @media (max-width: 768px) {
            .gateway-links {
                flex-direction: column;
                padding: 26px;
                align-items: flex-start;
            }
        }