/* roulang page: index */
:root{
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --line:#E4EAE7;
  --primary:#0E9F87;
  --primary-deep:#0B7D6B;
  --primary-dark:#102A24;
  --accent:#F5A63A;
  --text:#22312D;
  --text-muted:#5C6F6A;
  --text-light:#84968F;
  --success:#0E9F87;
  --error:#D1493E;
  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(16,42,36,.05);
  --shadow-md:0 10px 30px rgba(16,42,36,.08);
  --shadow-lg:0 18px 44px rgba(16,42,36,.12);
  --font-stack:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC","Segoe UI",sans-serif;
  --gradient:linear-gradient(135deg,#0E9F87 0%,#0B7D6B 100%);
  --maxw:1240px;
  --gutter:24px;
}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  background:var(--bg);
  font-family:var(--font-stack);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:92px;
}
*{box-sizing:border-box}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding-left:1.25em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:3px solid rgba(14,159,135,.35);outline-offset:2px}
.container{max-width:var(--maxw);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.section{padding:84px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-head h2{font-size:30px;line-height:1.35;font-weight:700;color:var(--text);letter-spacing:-.5px}
.section-head p{margin-top:10px;color:var(--text-muted);font-size:15px;max-width:720px}
.section-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--primary-deep);white-space:nowrap;transition:color .2s}
.section-link:hover{color:var(--primary)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:12px;
  font-size:15px;font-weight:600;line-height:1;
  transition:all .25s ease;white-space:nowrap;border:1px solid transparent;
}
.btn-primary{background:var(--accent);color:#3B2A12;box-shadow:0 6px 16px rgba(245,166,58,.25)}
.btn-primary:hover{background:#ffbd57;transform:translateY(-1px);box-shadow:0 10px 22px rgba(245,166,58,.35)}
.btn-outline{border-color:rgba(255,255,255,.75);color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-solid{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(14,159,135,.2)}
.btn-solid:hover{background:var(--primary-deep);transform:translateY(-1px)}
.btn-arrow{position:relative}
.btn-arrow::after{content:"→";display:inline-block;margin-left:6px;transition:transform .25s}
.btn-arrow:hover::after{transform:translateX(4px)}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:30px;
  font-size:13px;font-weight:500;background:rgba(14,159,135,.1);color:var(--primary-deep);
}
.tag-orange{background:rgba(245,166,58,.14);color:#A7670F}
.text-link{display:inline-flex;align-items:center;gap:5px;font-size:15px;color:var(--primary-deep);font-weight:600;transition:color .2s}
.text-link:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.cover-bg{position:relative;background:#2F5C52;overflow:hidden}
.cover-bg img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
/* Header */
.site-header{position:sticky;top:0;z-index:200}
.header-top{background:var(--primary-dark);color:rgba(255,255,255,.82);font-size:13px;line-height:1.4}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}
.header-top-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:6px;vertical-align:1px}
.header-main{background:rgba(255,255,255,.93);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-header.is-scrolled .header-main{box-shadow:0 6px 20px rgba(16,42,36,.08)}
.header-row{display:flex;align-items:center;gap:16px;padding-top:14px;padding-bottom:14px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:44px;height:44px;border-radius:13px;background:var(--gradient);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(14,159,135,.28)}
.brand-mark svg{width:28px;height:28px;display:block}
.brand-name{font-size:22px;font-weight:800;letter-spacing:-.3px;color:var(--text);line-height:1.15}
.brand-name em{display:block;font-style:normal;font-size:12px;font-weight:500;letter-spacing:1px;color:var(--text-light);margin-top:3px}
.header-search{flex:1;max-width:620px;min-width:240px;margin:0 8px}
.top-search{display:flex;align-items:center;height:48px;border:1px solid #DFE7E4;border-radius:50px;background:#fff;transition:box-shadow .25s,border-color .25s;overflow:hidden}
.top-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,159,135,.14)}
.search-ico{display:inline-flex;align-items:center;padding-left:16px;color:var(--text-light);flex-shrink:0}
.top-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:0 10px;font-size:15px}
.top-search input::placeholder{color:var(--text-light)}
.top-search-btn{height:36px;padding:0 18px;border-radius:30px;background:var(--primary);color:#fff;font-size:14px;font-weight:600;margin-right:6px;transition:background .2s}
.top-search-btn:hover{background:var(--primary-deep)}
.header-cta{flex-shrink:0;display:inline-flex;align-items:center}
.nav-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;background:#F0F6F4;color:var(--primary-deep);flex-direction:column;gap:5px;transition:background .2s}
.nav-toggle:hover{background:#E2F0EC}
.nav-toggle span{display:block;width:20px;height:2px;background:currentColor;border-radius:2px}
.header-nav{border-top:1px solid #EDF2F0;background:rgba(255,255,255,.85);backdrop-filter:blur(10px)}
.header-nav-inner{display:flex;align-items:center;justify-content:flex-start;gap:8px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.header-nav-inner a{display:inline-flex;align-items:center;height:38px;padding:0 15px;border-radius:10px;font-size:15px;font-weight:500;color:#33453F;transition:all .2s;white-space:nowrap}
.header-nav-inner a:hover{color:var(--primary-deep);background:rgba(14,159,135,.08)}
.header-nav-inner a.active{color:var(--primary-deep);background:rgba(14,159,135,.1);font-weight:700}
.header-nav-inner .split{flex:1}
.header-nav-flag{font-size:13px;color:var(--text-light);padding:0 10px;display:inline-flex;align-items:center;gap:7px}
/* Hero */
.hero{position:relative;color:#fff;padding:108px 0 82px;overflow:hidden;background:var(--primary-dark)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(108deg,rgba(16,42,36,.93) 4%,rgba(16,42,36,.74) 55%,rgba(14,159,135,.6) 100%)}
.hero-inner{position:relative;z-index:2;max-width:760px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.09);border-radius:40px;padding:7px 16px;font-size:13.5px;letter-spacing:.4px;color:rgba(255,255,255,.92);margin-bottom:26px}
.hero-eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:44px;line-height:1.3;letter-spacing:-1px;font-weight:800;margin-bottom:22px}
.hero h1 strong{background:linear-gradient(90deg,#F5A63A,#ffca85);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;line-height:1.9;color:rgba(255,255,255,.85);max-width:680px;margin-bottom:38px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:56px;padding-top:28px;border-top:1px solid rgba(255,255,255,.16);gap:18px 0}
.hero-stat{display:flex;align-items:center;gap:16px;padding:0 34px;min-width:170px;transition:background .25s}
.hero-stat:first-child{padding-left:0}
.hero-stat+.hero-stat{border-left:1px solid rgba(255,255,255,.16)}
.hero-stat-num{font-size:38px;line-height:1;font-weight:800;color:var(--accent);min-width:68px}
.hero-stat-label{font-size:14px;color:rgba(255,255,255,.78)}
.hero-stat-label strong{display:block;font-size:16px;color:#fff;font-weight:600;margin-bottom:2px}
/* Section common */
.main{background:var(--bg)}
.sec-overline{display:inline-flex;align-items:center;gap:8px;color:var(--primary-deep);font-size:14px;font-weight:700;letter-spacing:.6px;margin-bottom:12px}
.sec-overline::before{content:"";width:16px;height:3px;border-radius:4px;background:var(--primary)}
/* Advantage Cards */
.card-advantage{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px 28px;height:100%;position:relative;overflow:hidden;transition:border-color .25s,box-shadow .25s,transform .25s;box-shadow:var(--shadow-sm)}
.card-advantage::before{content:"";position:absolute;top:0;left:0;height:4px;width:34%;border-radius:0 0 6px 0;background:var(--gradient);transition:width .35s}
.card-advantage:hover{transform:translateY(-4px);border-color:var(--primary);box-shadow:var(--shadow-md)}
.card-advantage:hover::before{width:70%}
.adv-icon{width:54px;height:54px;display:inline-flex;align-items:center;justify-content:center;border-radius:16px;background:var(--gradient);color:#fff;margin-bottom:24px;box-shadow:0 8px 18px rgba(14,159,135,.24)}
.card-advantage h3{font-size:19px;font-weight:700;margin-bottom:12px;letter-spacing:-.2px}
.card-advantage p{color:var(--text-muted);font-size:15px;margin-bottom:18px}
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
/* Dark Panel Category */
.dark-panel{background:var(--primary-dark);border-radius:28px;overflow:hidden;position:relative;color:#fff;box-shadow:var(--shadow-lg)}
.dark-panel::before{content:"";position:absolute;right:-20%;bottom:-30%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(14,159,135,.25),transparent 68%)}
.dark-panel-inner{padding:58px;position:relative;z-index:2}
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.cat-card{display:flex;flex-direction:column;height:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:24px 20px;transition:all .25s}
.cat-card:hover{transform:translateY(-3px);background:rgba(255,255,255,.11);border-color:rgba(14,159,135,.8)}
.cat-card-icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:11px;background:rgba(245,166,58,.18);color:var(--accent);margin-bottom:14px}
.cat-card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:#fff}
.cat-card h3 span{display:block;font-size:12px;font-weight:400;color:rgba(255,255,255,.55);margin-top:4px}
.cat-card p{font-size:13.5px;color:rgba(255,255,255,.68);line-height:1.7;flex:1}
.cat-card .cat-go{display:inline-flex;align-items:center;gap:4px;font-size:13.5px;font-weight:600;color:var(--accent);margin-top:16px}
.cat-card .cat-go::after{content:"→";transition:transform .2s}
.cat-card:hover .cat-go::after{transform:translateX(4px)}
/* Scene */
.scene-row{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}
.scene-row+.scene-row{margin-top:72px}
.scene-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-md);background:var(--primary-dark);min-height:280px}
.scene-media img{width:100%;height:100%;object-fit:cover;min-height:280px}
.scene-media::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.06);border-radius:24px;pointer-events:none}
.scene-badge{position:absolute;left:18px;bottom:18px;z-index:2;background:rgba(16,42,36,.82);color:#fff;padding:7px 13px;border-radius:30px;font-size:13px;backdrop-filter:blur(8px)}
.scene-content .tag{margin-bottom:16px}
.scene-content h3{font-size:26px;font-weight:700;letter-spacing:-.4px;line-height:1.4;margin-bottom:20px}
.scene-content p{color:var(--text-muted);font-size:16px;margin-bottom:24px}
.scene-list{list-style:none;padding:0;margin-bottom:28px}
.scene-list li{position:relative;padding-left:24px;margin-bottom:9px;color:#33453F}
.scene-list li::before{content:"";position:absolute;left:4px;top:10px;width:8px;height:8px;border-radius:2px;background:var(--primary)}
/* Latest */
.latest-panel{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow-sm)}
.cms-list{display:flex;flex-direction:column}
.news-item{display:flex;gap:24px;align-items:flex-start;padding:22px 8px;border-bottom:1px solid #EDF2F0;transition:background .2s,border-color .2s;border-radius:12px}
.news-item:last-child{border-bottom:0}
.news-item:hover{background:#F7FAF9;border-color:transparent;padding-left:14px;padding-right:14px}
.news-item-date{text-align:right;flex:0 0 112px}
.news-item-date .d{font-weight:700;color:var(--text);font-size:16px;line-height:1.2}
.news-item-date .m{color:var(--text-light);font-size:12px}
.news-body{flex:1;min-width:0}
.news-body .meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:8px}
.news-body h3{font-size:17px;font-weight:700;line-height:1.5;margin-bottom:7px}
.news-body h3 a{transition:color .2s}
.news-body h3 a:hover{color:var(--primary-deep)}
.news-body p{color:var(--text-muted);font-size:14.5px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-arrow{flex:0 0 40px;width:40px;height:40px;border-radius:50%;background:#EAF7F4;color:var(--primary-deep);display:inline-flex;align-items:center;justify-content:center;font-size:18px;transition:all .2s}
.news-item:hover .news-arrow{background:var(--primary);color:#fff;transform:translateX(2px)}
.news-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:56px 20px;color:var(--text-light);text-align:center}
.news-empty .empty-ico{margin-bottom:14px;opacity:.5}
/* Quotes */
.quote-section{background:var(--primary-dark);color:#fff}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.quote-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.11);border-radius:20px;padding:28px 24px;position:relative;transition:background .25s,transform .25s}
.quote-item:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.quote-ico{margin-bottom:14px;color:var(--accent)}
.quote-item blockquote{color:rgba(255,255,255,.9);font-size:15px;line-height:1.85;text-indent:0;margin-bottom:18px}
.quote-person{display:flex;align-items:center;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.1)}
.quote-avatar{width:42px;height:42px;border-radius:50%;background:var(--gradient);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:#fff}
.quote-person strong{display:block;font-size:14px;font-weight:600}
.quote-person span{font-size:12.5px;color:rgba(255,255,255,.5)}
/* FAQ */
.faq-wrap{max-width:940px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:box-shadow .2s,border-color .2s}
.faq-item:hover{border-color:#CFE6E0;box-shadow:var(--shadow-sm)}
.faq-item[open]{border-color:var(--primary);box-shadow:var(--shadow-sm)}
.faq-q{list-style:none;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:"+";display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#EFF7F5;color:var(--primary-deep);font-size:20px;font-weight:400;flex-shrink:0;transition:transform .3s,background .2s}
.faq-item[open] .faq-q::after{transform:rotate(45deg);background:var(--primary);color:#fff}
.faq-a{padding:0 24px 22px;color:var(--text-muted);font-size:15px;line-height:1.9}
/* CTA band */
.cta-band{background:linear-gradient(rgba(16,42,36,.78),rgba(16,42,36,.78)),url('/assets/images/backpic/back-2.png') center/cover;border-radius:28px;padding:64px 48px;display:flex;align-items:center;gap:32px;justify-content:space-between;color:#fff;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-30px;top:-30px;width:240px;height:240px;border-radius:50%;background:rgba(14,159,135,.28);filter:blur(10px)}
.cta-copy{position:relative;z-index:2;max-width:680px}
.cta-copy h2{font-size:30px;font-weight:700;margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.78);font-size:15.5px}
.cta-btn{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}
/* Footer */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.7);margin-top:84px}
.footer-main{padding:54px 0 36px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.4fr;gap:48px}
.footer-brand .brand-name{color:#fff;margin-bottom:9px}
.footer-brand p{font-size:14px;line-height:1.9;margin-top:16px;max-width:420px;color:rgba(255,255,255,.58)}
.footer-links h4,.footer-note h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-links a{display:inline-flex;color:rgba(255,255,255,.66);font-size:14.5px;padding:5px 0;transition:color .2s}
.footer-links a:hover{color:var(--accent)}
.footer-note p{font-size:14px;line-height:2;color:rgba(255,255,255,.55)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:18px 0;font-size:13px;color:rgba(255,255,255,.42);text-align:center}
/* bottom fixed convert */
.bottom-convert{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:180;width:min(960px,calc(100% - 32px));background:var(--primary-dark);color:#fff;border-radius:18px;padding:13px 16px 13px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:0 12px 36px rgba(16,42,36,.34);border:1px solid rgba(14,159,135,.45)}
.bc-text{display:flex;align-items:center;gap:8px;font-size:14.5px}
.bc-text::before{content:"";width:9px;height:9px;background:var(--accent);border-radius:50px;box-shadow:0 0 0 4px rgba(245,166,58,.16)}
.bc-btn-group{display:flex;align-items:center;gap:10px;flex-shrink:0}
.bc-btn-group .btn{height:40px;padding:0 18px;font-size:14px}
.bc-close{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;color:#fff;opacity:.6;transition:all .2s;flex-shrink:0}
.bc-close:hover{background:rgba(255,255,255,.12);opacity:1}
/* mobile nav */
@media (max-width:1240px){
  .header-search{max-width:480px}
}
@media (max-width:1024px){
  .section{padding:70px 0}
  .hero{padding:78px 0 56px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr);grid-row-gap:16px}
  .quote-grid{grid-template-columns:1fr 1fr}
  .quote-item:last-child{grid-column:1/-1}
  .scene-row{gap:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .nav-toggle{display:inline-flex}
  .header-search{order:3;flex-basis:100%;max-width:100%;margin:2px 0 10px;padding:0 2px}
  .header-cta{margin-left:auto}
  .header-nav{display:none;border-top:1px solid #EDF2F0;background:#fff;box-shadow:0 12px 30px rgba(16,42,36,.1);max-height:calc(100vh - 110px);overflow:auto}
  .site-header.nav-open .header-nav{display:block}
  .header-nav-inner{flex-direction:column;align-items:stretch;padding:10px}
  .header-nav-inner a{display:flex;justify-content:flex-start;width:100%;height:46px;padding:0 16px;border-radius:12px;font-size:15px}
  .header-nav-inner .split{display:none}
  .header-nav-flag{display:none}
  .hero h1{font-size:36px}
  .dark-panel-inner{padding:40px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 28px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px}
  .section-head h2{font-size:24px}
  .section-link{align-self:flex-start}
  .brand-name{font-size:20px}
  .brand-mark{width:40px;height:40px;border-radius:12px}
  .brand-mark svg{width:24px;height:24px}
  .header-row{gap:12px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
  .header-cta .btn{display:none}
  .top-search{height:46px}
  .top-search-btn{padding:0 14px}
  .hero{padding:58px 0 40px}
  .hero h1{font-size:29px}
  .hero-sub{font-size:15.5px;margin-bottom:28px}
  .hero-actions .btn{width:auto;padding:0 18px}
  .hero-stats{margin-top:36px;padding-top:16px}
  .hero-stat{flex-direction:column;align-items:flex-start;padding:14px 16px;min-width:0;width:50%}
  .hero-stat:nth-child(n){border-left:0}
  .hero-stat+.hero-stat{border-left:0}
  .adv-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .dark-panel-inner{padding:28px 20px}
  .scene-row{grid-template-columns:1fr;gap:26px}
  .scene-row+.scene-row{margin-top:54px}
  .scene-content h3{font-size:21px}
  .quote-grid{grid-template-columns:1fr}
  .quote-item:last-child{grid-column:auto}
  .latest-panel{padding:16px}
  .news-item{flex-wrap:wrap;gap:10px;padding:18px 6px}
  .news-item-date{flex:0 0 auto;text-align:left;order:3;width:100%;padding-left:44px}
  .news-item .news-arrow{display:none}
  .news-body h3{font-size:16px}
  .news-item:hover{padding:18px 6px}
  .faq-q{font-size:15px;padding:18px 18px}
  .faq-a{padding:0 18px 18px;font-size:14.5px}
  .cta-band{padding:34px 22px;border-radius:20px}
  .cta-copy h2{font-size:24px}
  .footer-main{padding-top:44px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .bottom-convert{bottom:0;left:0;right:0;width:100%;transform:none;border-radius:14px 14px 0 0;padding:10px 14px;align-items:center}
  .bc-text{font-size:13px}
  .bc-close{display:none}
  .bc-btn-group .btn{height:36px;padding:0 13px;font-size:13px}
  body{padding-bottom:82px}
}
@media (max-width:520px){
  .header-top-inner{font-size:12px}
  .top-search,.top-search input{min-width:0}
  .hero-actions{flex-direction:column;width:100%}
  .hero-actions .btn{width:100%}
  .hero h1{font-size:28px}
  .section-link{font-size:14px}
}

/* roulang page: category1 */
:root {
  --bg: #F5F8F7;
  --card: #FFFFFF;
  --ink: #22312D;
  --muted: #5C6F6A;
  --light: #84968F;
  --brand: #0E9F87;
  --brand-deep: #0B7D6B;
  --accent: #F5A63A;
  --accent-dark: #D98D23;
  --night: #102A24;
  --night-light: #16382F;
  --line: #E4EAE7;
  --danger: #D1493E;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 4px 14px rgba(16, 42, 36, .06);
  --shadow-md: 0 14px 34px rgba(16, 42, 36, .08);
  --shadow-lg: 0 24px 50px rgba(16, 42, 36, .10);
  --space: 96px;
  --container: 1240px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  padding-bottom: 84px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input { font-family: inherit; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: box-shadow .3s ease;
}
.site-header.scrolled { box-shadow: 0 8px 24px rgba(16, 42, 36, .08); }
.site-header.scrolled .header-main { padding: 8px 0; }
.header-top {
  background: var(--night);
  color: rgba(255, 255, 255, .8);
  font-size: 13px;
  line-height: 1.4;
}
.header-top-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 9px;
  padding-bottom: 9px;
}
.header-top-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 7px;
  vertical-align: middle;
}
.header-main { background: transparent; }
.header-row {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 72px;
  flex-wrap: nowrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(14, 159, 135, .22);
}
.brand-mark svg { width: 24px; height: 24px; }
.brand-name {
  color: var(--ink);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.2;
  letter-spacing: .01em;
  white-space: nowrap;
}
.brand-name em {
  font-style: normal;
  display: block;
  font-size: 12px;
  color: var(--light);
  font-weight: 500;
  margin-top: 2px;
  white-space: nowrap;
}
.header-search {
  flex: 1 1 auto;
  max-width: 560px;
  margin: 0 auto;
  min-width: 200px;
}
.top-search {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.top-search:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(14, 159, 135, .12);
}
.search-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  padding-left: 14px;
  flex: 0 0 auto;
}
.top-search input {
  flex: 1;
  height: 46px;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 15px;
  padding: 0 12px;
  color: var(--ink);
  min-width: 0;
}
.top-search input::placeholder { color: var(--light); }
.top-search-btn {
  border: 0;
  background: var(--brand);
  color: #fff;
  height: 46px;
  padding: 0 20px;
  font-size: 15px;
  font-weight: 600;
  transition: background .2s ease;
}
.top-search-btn:hover { background: var(--brand-deep); }
.header-cta {
  flex: 0 0 auto;
  white-space: nowrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 15px;
  padding: 0 20px;
  height: 44px;
  transition: all .25s ease;
  border: 1px solid transparent;
  gap: 6px;
}
.btn-solid { background: var(--accent); color: #3A2609; box-shadow: 0 8px 18px rgba(245, 166, 58, .18); }
.btn-solid:hover { background: #ffbc5e; transform: translateY(-1px); color: #2E1D04; }
.btn-outline { border-color: rgba(255,255,255,.7); color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--brand-deep); background: var(--card); }
.btn-ghost:hover { border-color: var(--brand); transform: translateY(-1px); box-shadow: var(--shadow-sm); color: var(--brand); }
.btn-accent {
  background: var(--accent);
  color: #3A2609;
  font-weight: 700;
}
.btn-accent:hover { background: #f8b255; transform: translateY(-2px); box-shadow: 0 12px 24px rgba(245, 166, 58, .28); }

.header-nav {
  background: #fff;
  border-top: 1px solid rgba(228, 234, 231, .8);
}
.header-nav-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 12px 0;
}
.header-nav-inner a {
  position: relative;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
  padding: 6px 10px;
  transition: color .2s ease;
}
.header-nav-inner a:after {
  content: '';
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.header-nav-inner a:hover { color: var(--brand-deep); }
.header-nav-inner a:hover:after { transform: scaleX(1); }
.header-nav-inner a.active { color: var(--brand-deep); font-weight: 700; }
.header-nav-inner a.active:after { transform: scaleX(1); }
.header-nav-inner .split {
  display: inline-block;
  width: 1px;
  height: 18px;
  background: var(--line);
  margin: 0 8px;
}
.header-nav-flag { margin-left: auto; color: var(--light); font-size: 13px; white-space: nowrap; }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
  align-items: center;
}
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: .25s ease; display: block; }
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); }

.cover-strip { position: relative; }
.cover-strip-back {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.main { overflow: hidden; }

.cat-hero {
  position: relative;
  background: linear-gradient(90deg, rgba(8, 35, 28, .92) 0%, rgba(14, 60, 47, .76) 100%), url('/assets/images/backpic/back-1.png') center center / cover;
  color: #fff;
  padding: 76px 0 70px;
}
.crumb {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  color: rgba(255,255,255,.62);
  font-size: 13px;
  margin-bottom: 18px;
}
.crumb a { color: rgba(255,255,255,.78); }
.crumb a:hover { color: var(--accent); }
.crumb i { font-style: normal; opacity: .6; }
.cat-hero-inner { max-width: 760px; }
.cat-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(14,159,135,.16);
  border: 1px solid rgba(14,159,135,.45);
  color: #8CE3CF;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 22px;
}
.cat-eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.cat-hero h1 {
  font-size: 42px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: .01em;
  color: #fff;
}
.cat-hero h1 span { color: var(--accent); }
.cat-hero-desc {
  margin-top: 18px;
  color: rgba(255,255,255,.82);
  font-size: 17px;
  line-height: 1.9;
}
.cat-hero-actions { margin-top: 30px; display: flex; gap: 14px; flex-wrap: wrap; }
.cat-hero-note { margin-top: 42px; display: flex; gap: 26px; flex-wrap: wrap; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.14); }
.cat-hero-note div { font-size: 13px; color: rgba(255,255,255,.7); display:flex; align-items:center; gap:8px; }
.cat-hero-note i { font-style: normal; color: var(--accent); font-weight: 700; }

.section { padding: 90px 0; }
.section-sm { padding: 60px 0; }

.intro-block {
  max-width: 920px;
  margin: 0 auto;
  text-align: left;
  display: block;
}
.intro-kicker { color: var(--brand); font-weight: 700; font-size: 14px; letter-spacing: .06em; margin-bottom: 12px; }
.section-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
  letter-spacing: -.01em;
  margin-bottom: 16px;
}
.section-title .em { color: var(--brand-deep); position: relative; }
.section-desc { font-size: 16px; color: var(--muted); line-height: 1.9; }
.section-desc + .section-desc { margin-top: 16px; }

.wide-cover {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  min-height: 370px;
  display: flex;
  align-items: flex-end;
}
.wide-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.wide-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,26,22,0) 10%, rgba(8,26,22,.76) 92%); }
.wide-cover-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 36px 34px;
  color: #fff;
}
.wide-cover-tag {
  display: inline-block;
  font-size: 13px;
  color: #D5FBEF;
  background: rgba(14,159,135,.22);
  border: 1px solid rgba(255,255,255,.22);
  padding: 4px 12px;
  border-radius: 999px;
  backdrop-filter: blur(6px);
  margin-bottom: 14px;
}
.wide-cover-content h2 { font-size: 26px; font-weight: 700; line-height: 1.4; text-shadow: 0 2px 10px rgba(0,0,0,.14);}
.wide-cover-content p { margin-top: 8px; max-width: 620px; color: rgba(255,255,255,.86); font-size: 15px; line-height: 1.7; }

.badge-list { display:flex; flex-direction: column; }
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}
.pane-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 32px 30px;
  box-shadow: var(--shadow-sm);
  transition: .3s ease;
  position: relative;
  overflow: hidden;
}
.pane-card:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 4px;
  border-radius: 0 0 8px 0;
  background: linear-gradient(90deg, var(--brand), var(--brand-deep));
  transform: scaleX(.9);
  transform-origin: left;
  opacity: 0;
  transition: .3s ease;
}
.pane-card:hover {
  border-color: rgba(14,159,135,.45);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.pane-card:hover:before { opacity: 1; transform: scaleX(1); }
.pane-top { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.pane-ic {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(14,159,135,.12), rgba(14,159,135,.06));
}
.pane-ic svg { width: 26px; height: 26px; stroke: var(--brand-deep); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.pane-index {
  font-size: 13px;
  color: #A9B7B1;
  font-weight: 700;
  letter-spacing: .08em;
  margin-left: auto;
}
.pane-card h3 { font-size: 20px; color: var(--ink); font-weight: 700; line-height: 1.45; margin-bottom: 10px; }
.pane-card p { font-size: 15px; color: var(--muted); line-height: 1.8; }
.pane-card p + p { margin-top: 10px; }
.pane-line { margin-top: 16px; padding-left: 16px; border-left: 3px solid var(--brand); background: rgba(14,159,135,.04); border-radius: 0 10px 10px 0; }
.pane-line span { font-size: 14px; color: var(--ink); font-weight: 600; }
.pane-line span em { font-style: normal; display:block; font-weight: 400; color: var(--muted); font-size: 13px; margin-top: 3px;}

.anchor-index { display:flex; align-items:center; gap: 12px; flex-wrap: wrap; padding-top: 14px; }

.faq-wrap {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 0; }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 28px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s ease;
}
.faq-q:hover { background: #FBFDFC; }
.faq-q .q-ic { color: var(--brand); transition: transform .3s ease; font-style: normal; font-size: 22px; line-height: 1; flex: 0 0 auto; }
.faq-item.active .q-ic { transform: rotate(45deg); color: var(--accent); }
.faq-a { display: none; padding: 0 28px 25px; color: var(--muted); font-size: 15px; line-height: 1.9; }
.faq-item.active .faq-a { display: block; }

.cta-zone {
  background: linear-gradient(120deg, #0C3A32 0%, #102A24 42%, #0E9F87 130%);
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  color: #fff;
  padding: 52px 44px;
  box-shadow: 0 24px 60px rgba(16,42,36,.22);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-zone:before {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: rgba(245,166,58,.1);
  top: -180px;
  right: 40px;
}
.cta-copy h2 { font-size: 28px; line-height: 1.4; font-weight: 700; margin-bottom: 10px; }
.cta-copy p { color: rgba(255,255,255,.76); font-size: 15px; max-width: 580px; }
.cta-btns { display: flex; gap: 12px; flex-wrap: wrap; position: relative; z-index: 2; }

.footer-links { display:block; }

.site-footer {
  background: var(--night);
  color: rgba(255,255,255,.68);
  margin-top: 40px;
}
.footer-main { padding: 64px 0 34px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr .7fr 1fr;
  gap: 48px;
}
.footer-brand p { margin-top: 16px; font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.8; max-width: 420px; }
.footer-links h4, .footer-note h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 14px;
}
.footer-links a {
  display: inline-block;
  color: rgba(255,255,255,.64);
  font-size: 14px;
  padding: 5px 0;
  transition: color .2s, padding-left .2s;
}
.footer-links a:hover { color: #fff; padding-left: 6px; }
.footer-note p { font-size: 14px; color: rgba(255,255,255,.5); line-height: 1.8; }
.footer-bottom { padding: 20px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: rgba(255,255,255,.34); font-size: 13px; }

.bottom-cta {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 18px;
  z-index: 45;
  max-width: 1000px;
  width: calc(100% - 32px);
  background: rgba(16, 42, 36, .92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 18px 36px rgba(0,20,15,.3);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px 12px 22px;
  color: #fff;
}
.bottom-cta-left { font-size: 13px; color: rgba(255,255,255,.72); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bottom-cta-left strong { color: #fff; font-size: 14px; margin-right: 3px; }
.bottom-cta a {
  flex: 0 0 auto;
  background: var(--accent);
  color: #3A2609;
  border-radius: 10px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  border: 0;
  transition: all .2s ease;
}
.bottom-cta a:hover { background: #ffbc5e; transform: translateY(-1px); }

.notice-zone {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px 30px;
  margin-top: 18px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}
.notice-zone span { color: var(--brand-deep); font-size: 18px; line-height: 1.6; }
.notice-zone p { color: var(--muted); font-weight: 400; font-size: 14px; line-height: 1.8; }

@media (max-width: 1100px) {
  .header-cta { display: none; }
  .header-row { gap: 12px; }
  .brand-name { font-size: 18px; }
}
@media (max-width: 900px) {
  .header-search { order: 3; flex-basis: 100%; margin: 0; max-width: none; }
  .header-row { flex-wrap: wrap; padding-bottom: 10px; }
  .nav-toggle { display: flex; margin-left: auto; }
  .header-nav { display: none; }
  .header-nav.open { display: block; }
  .header-nav-inner { flex-direction: column; align-items: stretch; padding: 12px 0; }
  .header-nav-inner a { padding: 10px 4px; border-bottom: 1px solid var(--line); }
  .header-nav-inner a:after { display: none; }
  .header-nav-flag, .header-nav-inner .split { display: none; }
  .cat-hero { padding: 52px 0; }
  .section { padding: 60px 0; }
  .card-grid { gap: 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .site-footer .brand { flex-wrap: wrap; }
}
@media (max-width: 720px) {
  :root { --space: 54px; }
  .header-top-inner { font-size: 12px; }
  .brand-name { font-size: 16px; }
  .brand-mark { width: 38px; height: 38px; border-radius: 10px; }
  .top-search input { height: 42px; font-size: 14px; }
  .top-search-btn { height: 42px; padding: 0 14px; }
  .cat-hero h1 { font-size: 30px; }
  .cat-hero-desc { font-size: 15px; }
  .cat-hero-actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .card-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 26px; line-height: 1.45; }
  .wide-cover { min-height: 300px; }
  .wide-cover-content { padding: 22px; }
  .wide-cover-content h2 { font-size: 21px; }
  .pane-card { padding: 22px 20px 24px; }
  .faq-q { padding: 16px 18px; font-size: 15px; }
  .faq-a { padding: 0 18px 20px; }
  .cta-zone { padding: 36px 22px; border-radius: 18px; }
  .cta-copy h2 { font-size: 23px; }
  .cta-btns .btn { margin-top: 6px; }
  .bottom-cta { bottom: 10px; border-radius: 12px; padding: 10px 12px 10px 14px; width: calc(100% - 20px); }
  .footer-main { padding-top: 42px; }
}

/* roulang page: article */
:root{
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --primary:#0E9F87;
  --primary-dark:#0B7D6B;
  --primary-deep:#102A24;
  --accent:#F5A63A;
  --accent-ink:#3A2C14;
  --text:#22312D;
  --muted:#5C6F6A;
  --light-muted:#84968F;
  --border:#E4EAE7;
  --ring:rgba(14,159,135,.16);
  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 6px 20px rgba(16,42,36,.06);
  --shadow-md:0 14px 34px rgba(16,42,36,.10);
  --shadow-accent:0 10px 26px rgba(245,166,58,.28);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
}
h1,h2,h3,h4,h5,p,figure,pre,blockquote,ol,ul,dl,table{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;border:0}
input,button,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
ul,ol{padding-left:1.4em}
.container{max-width:1240px;margin:0 auto;padding:0 24px;width:100%}
.container-narrow{max-width:960px;margin:0 auto;width:100%}

::selection{background:rgba(14,159,135,.14);color:var(--primary-deep)}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;height:44px;padding:0 22px;border-radius:999px;
  font-weight:600;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s;
  white-space:nowrap;
}
.btn-lg{height:50px;padding:0 30px;font-size:16px}
.btn-solid{background:var(--primary);color:#fff;box-shadow:0 8px 22px rgba(14,159,135,.22)}
.btn-solid:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 12px 28px rgba(14,159,135,.30)}
.btn-accent{background:var(--accent);color:var(--accent-ink);box-shadow:var(--shadow-accent)}
.btn-accent:hover{background:#f7b450;transform:translateY(-2px);box-shadow:0 12px 30px rgba(245,166,58,.34)}
.btn-ghost{background:transparent;color:var(--primary-dark);border:1px solid var(--primary)}
.btn-ghost:hover{background:rgba(14,159,135,.08);border-color:var(--primary-dark)}
.btn-arrow:hover svg{transform:translateX(4px)}
.btn svg{width:17px;height:17px;transition:transform .2s}
.btn:focus-visible{outline:3px solid var(--ring);outline-offset:2px}
a:active{opacity:.88}
.site-header{position:sticky;top:0;z-index:120;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 8px 24px rgba(16,42,36,.08)}
.header-top{background:var(--primary-deep);color:rgba(255,255,255,.72);overflow:hidden;max-height:36px;transition:max-height .28s ease}
.site-header.scrolled .header-top{max-height:0}
.header-top-inner{display:flex;justify-content:space-between;align-items:center;gap:18px;height:34px;font-size:12px;letter-spacing:.02em;}
.header-top-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:5px;vertical-align:middle;box-shadow:0 0 0 3px rgba(245,166,58,.2)}
.header-main{border-bottom:1px solid rgba(16,42,36,.05);transition:border-color .28s}
.header-main .container{padding:0 20px}
.header-row{display:flex;align-items:center;height:82px;gap:18px;transition:height .28s}
.site-header.scrolled .header-row{height:64px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0;font-weight:700}
.brand-mark{display:inline-flex;width:39px;height:39px;border-radius:13px;align-items:center;justify-content:center;background:linear-gradient(140deg,#0E9F87 0%,#0B7D6B 100%);box-shadow:0 8px 18px rgba(14,159,135,.18);flex-shrink:0}
.brand-mark svg{width:22px;height:22px}
.brand-name{font-size:19px;font-weight:800;color:var(--primary-deep);letter-spacing:-.01em}
.brand-name em{font-style:normal;font-weight:500;color:var(--light-muted);font-size:14px;margin-left:4px}
.site-header.scrolled .brand-name{font-size:17px}
.brand:hover .brand-mark{background:linear-gradient(140deg,#11b199,#0B7D6B);box-shadow:0 8px 20px rgba(14,159,135,.26);transform:translateY(-1px)}
.header-search{flex:1.6;min-width:220px;max-width:610px;margin:0 8px;position:relative}
.top-search{display:flex;align-items:center;height:50px;background:#fff;border:1px solid var(--border);border-radius:999px;padding:0 6px 0 18px;transition:box-shadow .25s,border-color .25s;box-shadow:0 2px 10px rgba(16,42,36,.04)}
.top-search:hover{border-color:#cbd8d3}
.top-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--ring)}
.search-ico{display:inline-flex;color:var(--light-muted);margin-right:8px}
.top-search input{flex:1;border:0;outline:none;background:transparent;min-width:0;height:48px;font-size:15px;color:var(--text)}
.top-search input::placeholder{color:var(--light-muted)}
.top-search input::-webkit-search-cancel-button{display:none}
.top-search-btn{flex-shrink:0;height:38px;padding:0 24px;border-radius:999px;background:var(--primary);color:#fff;font-weight:600;font-size:14px;transition:background .2s;line-height:1}
.top-search-btn:hover{background:var(--primary-dark)}
.header-cta{flex-shrink:0}
.nav-toggle{display:none;width:46px;height:46px;border-radius:12px;border:1px solid var(--border);align-items:center;justify-content:center;flex-direction:column;gap:5px;background:#fff}
.nav-toggle span{display:block;width:21px;height:2px;background:var(--primary-deep);border-radius:3px;transition:transform .22s,opacity .22s}
.site-header.open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.open .nav-toggle span:nth-child(2){opacity:0}
.site-header.open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.header-nav{border-top:1px solid rgba(16,42,36,.04);background:#fff}
.header-nav-inner{display:flex;align-items:center;gap:26px;min-height:44px;font-size:14px;font-weight:500;color:var(--muted)}
.header-nav-inner>a{padding:10px 0;position:relative;transition:color .2s}
.header-nav-inner>a::after{content:"";position:absolute;left:0;right:100%;bottom:7px;height:2px;border-radius:3px;background:var(--primary);transition:right .25s}
.header-nav-inner>a:hover{color:var(--primary-dark)}
.header-nav-inner>a:hover::after{right:0}
.header-nav-inner>a.active{color:var(--primary-dark);font-weight:700}
.header-nav-inner>a.active::after{right:0}
.header-nav-flag{margin-left:auto;font-size:12px;color:var(--light-muted);white-space:nowrap}
.header-nav-inner .split{width:1px;height:14px;background:var(--border)}

.post-main{background:var(--bg)}
.breadcrumb-nav{background:#fff;border-bottom:1px solid var(--border);padding:14px 0;font-size:13px;color:var(--light-muted)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:7px}
.crumb-sep{color:#c0ccc7;font-size:12px}
.crumbs-current{color:var(--muted);max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-article{padding:44px 0 18px}
.post-article .container-narrow{max-width:900px}
.post-card{background:var(--card);border:1px solid #EDF2F0;border-radius:24px;box-shadow:var(--shadow-sm);padding:54px 60px 58px;position:relative;overflow:hidden}
.post-card::before{content:"";position:absolute;inset:0 auto auto 0;width:144px;height:7px;background:linear-gradient(95deg,var(--primary),#63cbb7);border-radius:0 0 10px 0;opacity:.85}
.post-head{margin-bottom:30px;padding-bottom:26px;border-bottom:1px solid var(--border)}
.post-cat{display:inline-flex;height:28px;align-items:center;padding:0 14px;background:rgba(14,159,135,.10);color:var(--primary-dark);border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.02em;margin-bottom:20px;transition:background .2s}
.post-cat:hover{background:rgba(14,159,135,.18)}
.post-title{font-size:38px;line-height:1.28;font-weight:800;color:var(--primary-deep);letter-spacing:-.02em;max-width:720px}
.post-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:20px;font-size:13px;color:var(--light-muted)}
.meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-item svg{width:16px;height:16px;opacity:.6}
.post-content{color:#283732;font-size:16.5px;line-height:1.95}
.post-content p{margin:0 0 20px}
.post-content h2{font-size:26px;line-height:1.4;margin:34px 0 16px;color:var(--primary-deep);font-weight:800;padding-left:15px;border-left:4px solid var(--primary);border-radius:2px}
.post-content h3{font-size:20px;line-height:1.5;margin:28px 0 12px;color:var(--text);font-weight:700}
.post-content h4{font-size:17px;margin:24px 0 10px;font-weight:700}
.post-content ul,.post-content ol{margin:0 0 22px;padding-left:1.6em}
.post-content li{margin-bottom:8px}
.post-content ul li::marker{color:var(--primary)}
.post-content blockquote{margin:24px 0;padding:14px 24px;background:#F1FAF7;border-left:4px solid var(--primary);border-radius:0 12px 12px 0;color:var(--muted);font-size:15.5px;line-height:1.8}
.post-content a{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(14,159,135,.3)}
.post-content a:hover{color:var(--primary);text-decoration-color:var(--primary)}
.post-content img{border-radius:18px;margin:24px auto;box-shadow:var(--shadow-sm);height:auto}
.post-content table{width:100%;border-collapse:collapse;margin:22px 0;display:block;overflow-x:auto;font-size:15px;background:#fff;border-radius:12px;border:1px solid #E5ECE8}
.post-content th,.post-content td{padding:11px 15px;border:1px solid #EDF2F0;text-align:left;white-space:nowrap}
.post-content th{background:#F4FAF8;color:var(--primary-deep);font-weight:700}
.post-content code{background:#F1F4F2;padding:3px 8px;border-radius:7px;font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:13px;color:var(--primary-dark)}
.post-content pre{background:var(--primary-deep);color:#EAF4F0;border-radius:14px;padding:20px 24px;overflow:auto;margin:24px 0;font-size:14px;line-height:1.8}
.post-content pre code{background:transparent;color:inherit;padding:0}
.post-back{display:inline-flex;align-items:center;gap:9px;font-weight:600;color:var(--primary-dark);font-size:14px;margin-top:30px}
.post-back svg{width:17px;height:17px;transition:transform .2s}
.post-back:hover svg{transform:translateX(-4px)}

.post-empty{text-align:center;padding:42px 10px 30px}
.empty-ico{display:flex;width:72px;height:72px;margin:0 auto 24px;background:#F1FAF7;border-radius:23px;align-items:center;justify-content:center;color:var(--primary);box-shadow:inset 0 0 0 1px rgba(14,159,135,.12)}
.empty-title{font-size:28px;font-weight:800;color:var(--primary-deep);margin-bottom:10px}
.post-empty p{color:var(--muted);margin-bottom:24px;max-width:380px;margin-left:auto;margin-right:auto}
.related-section{padding:52px 0 10px}
.section-title{font-size:26px;font-weight:800;color:var(--primary-deep);letter-spacing:-.01em;margin-bottom:8px}
.section-subtitle{color:var(--muted);font-size:15px;margin-bottom:25px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:20px}
.related-card{display:flex;flex-direction:column;background:#fff;border:1px solid #E7EEEB;border-radius:20px;overflow:hidden;transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--primary)}
.related-cover{width:100%;height:132px;overflow:hidden;background:#DFF0EB;position:relative}
.related-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.related-card:hover .related-cover img{transform:scale(1.045)}
.related-body{padding:17px 19px 19px}
.related-body h3{font-size:16px;font-weight:700;color:var(--primary-deep);margin-bottom:6px}
.related-body p{font-size:13px;line-height:1.6;color:var(--muted)}
.related-arrow{margin-left:auto;color:var(--light-muted);font-size:12px;display:inline-flex;align-items:center;gap:4px;transition:color .2s;margin-top:10px}
.related-card:hover .related-arrow{color:var(--primary)}
.faq-section{padding:48px 0 30px}
.faq-list{max-width:860px;margin:22px auto 0}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .2s,box-shadow .2s;box-shadow:0 2px 10px rgba(16,42,36,.03)}
.faq-item[open]{border-color:rgba(14,159,135,.3);box-shadow:0 8px 22px rgba(14,159,135,.07)}
.faq-item summary{list-style:none;display:flex;align-items:center;gap:16px;padding:18px 22px;cursor:pointer;font-weight:600;font-size:16px;color:var(--primary-deep)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";margin-left:auto;flex-shrink:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:#F1FAF7;color:var(--primary);font-size:20px;line-height:1}
.faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff}
.faq-body{padding:0 24px 20px;font-size:14.5px;line-height:1.8;color:var(--muted)}
.faq-body p:last-child{margin-bottom:0}
.faq-item summary:hover{background:#FBFDFC}
.article-cta{margin:40px 0 16px;position:relative;border-radius:24px;overflow:hidden;background:linear-gradient(104deg,var(--primary-deep) 0%,#143B33 58%,#10594b 100%)}
.article-cta::after{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.18;mix-blend-mode:overlay}
.article-cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:52px 46px;color:#fff}
.article-cta h2{margin-bottom:8px;font-size:24px;font-weight:800;line-height:1.35}
.article-cta p{color:rgba(255,255,255,.65);font-size:14px}
.article-cta .btn-accent{flex-shrink:0;box-shadow:0 12px 26px rgba(0,0,0,.15)}
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.52);padding-top:52px}
.footer-main{padding-bottom:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:40px}
.footer-brand p{font-size:14px;line-height:1.8;max-width:450px;margin-top:18px}
.footer-links{display:flex;flex-direction:column;gap:14px}
.footer-links.dynamic{display:flex}
.footer-links h4,.footer-note h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:14px;letter-spacing:.02em}
.footer-links a{color:rgba(255,255,255,.64);font-size:14px;transition:color .2s;padding:3px 0}
.footer-links a:hover{color:#fff}
.footer-note p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.5)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:38px;padding:17px 0 92px;font-size:13px;color:rgba(255,255,255,.34)}
.footer-bottom .container{display:flex;justify-content:center}
.footer-bottom span{opacity:.9}
.convert-bar{position:fixed;left:0;right:0;bottom:0;z-index:99;pointer-events:none;display:flex;justify-content:center;padding:0 24px 18px}
.convert-inner{pointer-events:auto;background:var(--primary-deep);color:#fff;max-width:960px;width:100%;border-radius:60px;padding:12px 14px 12px 24px;display:flex;align-items:center;gap:22px;box-shadow:0 16px 42px rgba(16,42,36,.32);border:1px solid rgba(255,255,255,.08)}
.convert-text{font-size:14px;line-height:1.55;color:rgba(255,255,255,.8);display:flex;flex-direction:column;gap:2px;min-width:0}
.convert-text strong{font-size:15px;color:#fff}
.convert-cta{flex-shrink:0;height:44px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:8px;padding:0 26px;transition:background .2s,transform .2s;white-space:nowrap}
.convert-cta:hover{background:#f6b45f;transform:translateY(-2px)}
.convert-cta svg{width:15px;height:15px;transition:transform .2s}
.convert-cta:hover svg{transform:translateX(3px)}

@media (max-width:1024px){
  .post-article{padding:30px 0 8px}
  .post-card{padding:40px 34px}
  .related-cover{height:120px}
  .article-cta-inner{flex-direction:column;text-align:center;padding:42px 28px}
  .header-search{margin:0 7px}
  .header-nav-inner{gap:20px}
  .header-nav-flag{display:none}
}

@media (max-width:768px){
  .container,.header-main .container{padding:0 18px}
  .header-top-inner{height:32px;font-size:12px}
  .header-row{height:68px;flex-wrap:wrap;padding:8px 0 6px;display:flex}
  .brand-name{font-size:17px}
  .brand-name em{display:none}
  .brand-mark{width:34px;height:34px;border-radius:11px}
  .header-search{order:5;flex:1 0 100%;max-width:none;margin:8px 0 5px}
  .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .header-nav{position:absolute;top:100%;left:0;right:0;background:#fff;z-index:110;max-height:0;overflow:hidden;transition:max-height .3s ease;box-shadow:0 16px 32px rgba(16,42,36,.12)}
  .site-header.open .header-nav{max-height:450px;border-top:1px solid var(--border)}
  .header-nav-inner{flex-direction:column;align-items:flex-start;gap:0;padding:14px 24px 20px}
  .header-nav-inner>a{width:100%;padding:11px 0;border-bottom:1px solid #F0F4F1}
  .header-nav-inner>a::after{display:none}
  .header-nav-inner .split{display:none}
  .post-article{padding-top:22px}
  .post-card{padding:28px 22px;border-radius:20px}
  .post-title{font-size:27px;line-height:1.35}
  .post-content{font-size:16px;line-height:1.9}
  .post-content h2{font-size:21px;padding-left:11px}
  .post-content h3{font-size:18px}
  .related-grid{grid-template-columns:1fr;gap:12px}
  .related-cover{height:150px}
  .section-title{font-size:23px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:10px 0 6px}
  .footer-bottom{padding-bottom:86px}
  .convert-bar{padding:0 12px 10px}
  .convert-inner{border-radius:18px;padding:15px 10px 15px 18px;align-items:flex-end;flex-direction:column;gap:10px;background:rgba(16,42,36,.96)}
  .convert-text{padding-right:0;font-size:13px}
  .convert-cta{height:40px;padding:0 20px;font-size:13px}
  .article-cta{margin:30px 0 0}
  .article-cta-inner{padding:34px 22px;align-items:center}
  .article-cta h2{font-size:20px}
  .faq-item summary{font-size:15px;padding:16px 16px}
  .faq-body{padding:0 18px 20px}
  .crumb-sep,.crumbs-current{font-size:12px}
}

@media (max-width:480px){
  .brand-name em{display:none}
  .post-meta{flex-direction:column;align-items:flex-start;gap:6px}
  .header-top-inner{justify-content:center}
}

/* roulang page: category2 */
:root{
  --brand:#0E9F87;
  --brand-dark:#0B7D6B;
  --brand-deep:#102A24;
  --accent:#F5A63A;
  --accent-ink:#3B2A16;
  --bg:#F5F8F7;
  --card:#FFFFFF;
  --text:#22312D;
  --text-2:#5C6F6A;
  --text-3:#84968F;
  --line:#E4EAE7;
  --danger:#D1493E;
  --btn-radius:10px;
  --card-radius:20px;
  --shadow-sm:0 4px 14px rgba(16,42,36,.05);
  --shadow-md:0 10px 32px rgba(16,42,36,.08);
  --font-stack:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-stack);background:var(--bg);color:var(--text);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;padding-bottom:82px}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-dark);text-decoration:none;transition:color .2s}
a:hover{color:var(--brand)}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
.site-header{position:relative;background:#fff;z-index:64}
.header-top{background:var(--brand-deep);color:rgba(255,255,255,.72);font-size:13px;line-height:1.6}
.header-top-inner{display:flex;justify-content:space-between;align-items:center;min-height:38px;padding-top:6px;padding-bottom:6px}
.header-top-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:7px;vertical-align:middle}
.header-main{border-bottom:1px solid rgba(228,234,231,.7);background:rgba(255,255,255,.92);backdrop-filter:blur(8px)}
.header-row{display:flex;align-items:center;gap:28px;padding-top:14px;padding-bottom:14px}
.brand{display:inline-flex;align-items:center;gap:12px;line-height:1.3;min-width:0}
.brand-mark{width:38px;height:38px;background:var(--brand);border-radius:12px;display:inline-flex;align-items:center;justify-content:center;flex:none}
.header-nav .brand-mark,.footer-brand .brand-mark{background:var(--brand)}
.brand-name{font-weight:700;font-size:23px;color:var(--text);letter-spacing:.3px;white-space:nowrap;display:flex;align-items:baseline;gap:8px}
.brand-name em{font-style:normal;font-weight:500;font-size:13px;color:var(--text-3);letter-spacing:0}
.header-search{flex:1;min-width:200px}
.top-search{display:flex;align-items:center;gap:0;background:#fff;border:1px solid #D5DFDC;border-radius:12px;max-width:760px;margin-left:auto;margin-right:auto;height:52px;transition:border-color .2s,box-shadow .2s;overflow:hidden}
.top-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(14,159,135,.13)}
.search-ico{color:var(--text-3);display:flex;align-items:center;justify-content:center;padding-left:16px}
.top-search input{flex:1;border:0;outline:0;background:transparent;height:100%;padding:0 12px;font-size:15px;color:var(--text);min-width:0}
.top-search-btn{border:0;background:var(--brand-dark);color:#fff;font-weight:600;font-size:15px;height:36px;border-radius:9px;margin-right:8px;padding:0 18px;white-space:nowrap;transition:background .2s}
.top-search-btn:hover{background:var(--brand)}
.header-cta{flex:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:10px;text-decoration:none;border:0;transition:all .22s}
.btn-solid{background:var(--accent);color:var(--accent-ink);padding:11px 20px;font-size:15px}
.btn-solid:hover{background:#ffbe55;color:var(--accent-ink);transform:translateY(-1px)}
.btn-outline{border:1px solid rgba(255,255,255,.75);color:#fff;background:rgba(255,255,255,.06);padding:10px 18px;font-size:15px}
.btn-outline:hover{background:rgba(255,255,255,.18);color:#fff}
.nav-toggle{display:none;width:42px;height:42px;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:var(--bg);border:1px solid var(--line);border-radius:10px;flex:none}
.nav-toggle span{width:19px;height:2px;background:var(--brand-deep);border-radius:3px;transition:.3s}
.header-nav{background:#fff;border-bottom:1px solid rgba(228,234,231,.8)}
.header-nav-inner{display:flex;align-items:center;gap:4px;flex-wrap:wrap;min-height:52px;padding-top:6px;padding-bottom:6px}
.header-nav-inner a{display:inline-flex;align-items:center;padding:7px 15px;border-radius:8px;font-weight:500;color:var(--text);font-size:15px;line-height:1.4;border-bottom:2px solid transparent;position:relative;transition:background .2s,color .2s}
.header-nav-inner a:hover{color:var(--brand-dark);background:rgba(14,159,135,.06)}
.header-nav-inner a.active{color:var(--brand-dark);font-weight:600;background:rgba(14,159,135,.08)}
.header-nav-flag{margin-left:auto;color:var(--text-3);font-size:13px;white-space:nowrap}
.header-nav .split{width:1px;height:18px;background:var(--line);margin:0 14px;flex:none}
.site-header.scrolled .header-top{display:none}
.site-header.scrolled{box-shadow:0 8px 24px rgba(16,42,36,.06)}
@media (max-width:1100px){
  .header-row{gap:16px}
  .brand-name{font-size:20px}
  .brand-name em{display:none}
  .top-search{max-width:none}
}
@media (max-width:820px){
  .header-row{gap:10px;flex-wrap:wrap}
  .header-cta{display:none}
  .nav-toggle{display:flex;order:9}
  .header-nav{display:none}
  .header-nav.open{display:block}
  .header-nav-inner{flex-direction:column;align-items:stretch;padding:8px 0;gap:2px}
  .header-nav-inner a{justify-content:center}
  .header-nav-flag{display:none}
  .header-nav .split{display:none}
  .brand{max-width:calc(100% - 60px)}
  .brand-name{font-size:19px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .brand-name em{display:none}
  .top-search{max-width:100%;height:48px}
  body.menu-open .header-nav{display:block}
}
.footer-fix-bar{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:62;width:calc(100% - 32px);max-width:1240px;margin:0 auto;background:rgba(16,42,36,.94);backdrop-filter:blur(8px);border-radius:16px;box-shadow:0 16px 50px rgba(16,42,36,.32);color:#fff;border:1px solid rgba(255,255,255,.08)}
.footer-fix-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 18px}
.footer-fix-inner p{font-size:15px;line-height:1.6;color:rgba(255,255,255,.9)}
.footer-fix-inner p strong{color:#fff;font-weight:600}
.footer-fix-inner a{flex:none;background:var(--accent);color:var(--accent-ink);border-radius:9px;font-weight:600;font-size:14px;padding:9px 16px;text-decoration:none;transition:.2s}
.footer-fix-inner a:hover{background:#ffbf56;transform:translateY(-1px)}
@media (max-width:768px){
  .footer-fix-bar{bottom:0;left:0;transform:none;width:100%;max-width:100%;border-radius:14px 14px 0 0}
  .footer-fix-inner{display:grid;grid-template-columns:1fr auto;gap:10px;padding:14px;align-items:center}
}
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.82);margin-top:60px}
.footer-main{padding:64px 0 40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:44px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.68)}
.footer-links h4,.footer-note h4{color:#fff;font-size:17px;font-weight:600;margin-bottom:16px}
.footer-links a{color:rgba(255,255,255,.72);display:inline-block;font-size:15px;padding:5px 0;text-decoration:none}
.footer-links a:hover{color:var(--accent)}
.footer-note p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;color:rgba(255,255,255,.5)}
.footer-bottom .container{display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr;gap:28px;padding-top:16px}.footer-bottom .container{flex-direction:column;gap:2px}}
*{outline-color:var(--brand)}
.category-hero{position:relative;background-color:var(--brand-deep);background-image:linear-gradient(82deg,rgba(16,42,36,.92),rgba(16,42,36,.64)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;color:#fff;padding:72px 0 56px}
.category-hero .breadcrumb{color:rgba(255,255,255,.7);font-size:13px;display:flex;align-items:center;gap:8px;margin-bottom:28px;flex-wrap:wrap}
.category-hero .breadcrumb a{color:rgba(255,255,255,.9)}
.category-hero .breadcrumb a:hover{color:var(--accent)}
.category-hero .breadcrumb span{margin:0 2px}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.hero-kicker{color:var(--accent);font-weight:600;font-size:14px;letter-spacing:1px;margin-bottom:16px;display:inline-flex;align-items:center;gap:10px}
.hero-kicker:before{content:"";width:24px;height:2px;background:var(--accent);border-radius:2px}
.category-hero h1{font-size:38px;font-weight:700;line-height:1.28;color:#fff;margin-bottom:18px;letter-spacing:.2px}
.category-hero h1 span{color:var(--accent)}
.category-hero .hero-desc{font-size:16px;line-height:1.9;color:rgba(255,255,255,.84);max-width:640px;margin-bottom:30px}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:28px;border-top:1px solid rgba(255,255,255,.16)}
.hero-badge{display:flex;align-items:center;gap:12px}
.hero-badge strong{font-size:34px;font-weight:700;line-height:1.2;color:#fff;font-variant-numeric:tabular-nums}
.hero-badge strong em{font-style:normal;font-size:15px;font-weight:400;color:rgba(255,255,255,.62);margin-left:4px}
.hero-badge span{font-size:14px;color:rgba(255,255,255,.72)}
.hero-aside{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:30px;backdrop-filter:blur(8px)}
.hero-aside h2{font-size:20px;font-weight:700;color:#fff;margin-bottom:20px}
.aside-list{display:flex;flex-direction:column;gap:0}
.aside-item{display:flex;align-items:flex-start;gap:12px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.aside-item:last-child{border-bottom:0}
.aside-item .num{width:32px;height:32px;border-radius:9px;background:rgba(245,166,58,.18);color:var(--accent);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex:none}
.aside-item .txt strong{display:block;font-size:15px;color:#fff;font-weight:600;line-height:1.5}
.aside-item .txt span{font-size:13px;color:rgba(255,255,255,.6);line-height:1.6}
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr}
  .category-hero{padding:52px 0 46px}
  .category-hero h1{font-size:30px}
}
@media(max-width:640px){
  .category-hero h1{font-size:25px}
  .hero-badges{gap:16px;flex-direction:column;align-items:flex-start}
  .hero-btn .btn{width:100%}
}
.section-pad{padding:74px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:38px}
.section-head h2{font-size:29px;font-weight:700;color:var(--text);line-height:1.3}
.section-head .section-sub{margin-top:7px;color:var(--text-2);font-size:15px}
.sec-line{font-size:13px;color:var(--text-3);white-space:nowrap}
@media(max-width:768px){.section-pad{padding:52px 0}.section-head{flex-direction:column;align-items:flex-start}.section-head h2{font-size:24px}}
.toc-module{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow-sm);margin-top:-44px;position:relative;z-index:12}
.toc-module h2{font-size:15px;color:var(--text-2);font-weight:600;letter-spacing:.5px;margin-bottom:18px}
.toc-module h2 span{color:var(--brand);margin-right:6px}
.toc-list{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.toc-link{display:flex;align-items:center;gap:10px;padding:14px 16px;background:var(--bg);border:1px solid var(--line);border-radius:14px;color:var(--text);font-size:14px;font-weight:600;line-height:1.4;transition:.22s}
.toc-link i{width:28px;height:28px;flex:none;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:rgba(14,159,135,.1);color:var(--brand-dark);font-style:normal;font-weight:700;font-size:13px}
.toc-link:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff;box-shadow:var(--shadow-sm)}
@media(max-width:1024px){.toc-list{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.toc-list{grid-template-columns:1fr}.toc-module{padding:26px}}
.cat2-guideheading{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;margin-bottom:42px}
.cat2-guideheading .gh-num{font-size:52px;font-weight:800;color:rgba(14,159,135,.12);line-height:1;letter-spacing:-2px}
.cat2-guideheading h2{font-size:27px;font-weight:700;color:var(--text)}
.cat2-guideheading p{font-size:15px;color:var(--text-2);margin-top:5px}
@media(max-width:700px){.cat2-guideheading{grid-template-columns:1fr;gap:8px}.cat2-guideheading .gh-num{font-size:30px}}
.scope-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.category-mini{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px 26px;box-shadow:var(--shadow-sm);transition:.22s}
.category-mini:nth-child(odd){transform:translateY(0)}
.category-mini:hover{border-color:var(--brand);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.category-mini .cm-ic{width:44px;height:44px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;background:rgba(14,159,135,.11);color:var(--brand-dark);font-size:21px;font-weight:600;margin-bottom:18px}
.category-mini:nth-child(2) .cm-ic{background:rgba(245,166,58,.15);color:#C27B16}
.category-mini:nth-child(3) .cm-ic{background:rgba(16,42,36,.07);color:var(--brand-deep)}
.category-mini:nth-child(4) .cm-ic{background:rgba(14,159,135,.15);color:var(--brand)}
.category-mini h3{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--text)}
.category-mini p{font-size:14px;line-height:1.75;color:var(--text-2)}
@media(max-width:820px){.scope-grid{grid-template-columns:1fr}.category-mini{padding:20px}}
.reading-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;background:#102A24;border-radius:24px;padding:44px;color:#fff;overflow:hidden}
.reading-copy h2{font-size:29px;font-weight:700;line-height:1.4;color:#fff;margin-bottom:14px}
.reading-copy p{color:rgba(255,255,255,.8);font-size:15px;margin-bottom:22px;line-height:1.9}
.reading-list{display:flex;flex-direction:column;gap:14px;margin-top:22px}
.reading-list li{list-style:none;display:flex;gap:13px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.9);line-height:1.7}
.reading-list li b{flex:none;width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;margin-top:9px}
.reading-list li strong{color:#fff;font-weight:600}
.reading-list li span{color:rgba(255,255,255,.66)}
.reading-media{position:relative;border-radius:18px;overflow:hidden;background:rgba(255,255,255,.08)}
.reading-media img{width:100%;height:300px;object-fit:cover;transition:transform .3s}
.reading-media img:hover{transform:scale(1.02)}
@media(max-width:900px){.reading-wrap{grid-template-columns:1fr;padding:30px}.reading-mini h2{font-size:24px}}
.filter-block{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow-sm)}
.step-wide{display:grid;grid-template-columns:64px 1fr;gap:20px;padding-top:18px}
.step-wide+.step-wide{border-top:1px solid var(--line);margin-top:18px}
.step-wide .step-sn{width:64px;height:64px;border-radius:50%;background:rgba(14,159,135,.08);border:1px solid rgba(14,159,135,.22);color:var(--brand-dark);font-size:21px;font-weight:700;display:flex;align-items:center;justify-content:center}
.step-wide .step-body h3{font-size:17px;font-weight:700;color:var(--text);margin-bottom:7px}
.step-wide .step-body p{color:var(--text-2);font-size:14px;line-height:1.75}
.step-wide .step-body .tips{font-size:13px;color:var(--text-3);margin-top:7px}
@media(max-width:700px){.step-wide{grid-template-columns:48px 1fr;gap:14px}.step-wide .step-sn{width:48px;height:48px;font-size:18px}}
.update-callout{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;background:#fff;border-left:5px solid var(--brand);border-radius:14px;box-shadow:var(--shadow-sm);padding:26px 28px;margin-bottom:18px}
.update-callout b{font-size:18px;color:var(--text);font-weight:700;display:block;margin-bottom:4px}
.update-callout p{color:var(--text-2);font-size:14px}
.update-callout .btn-accent{background:var(--accent);color:var(--accent-ink);font-weight:700;padding:12px 20px;font-size:14px;border-radius:10px;text-decoration:none}
.update-callout .btn-accent:hover{background:#ffbd51;transform:translateY(-1px)}
.faq-grid{max-width:940px;margin-top:8px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .2s}
.faq-item[data-open="true"]{border-color:rgba(14,159,135,.5)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;text-align:left;background:none;border:0;padding:18px 20px;font-size:16px;font-weight:600;color:var(--text);line-height:1.6}
.faq-q .faq-ic{width:30px;height:30px;border-radius:50%;border:1px solid var(--line);flex:none;margin-left:12px;display:inline-flex;align-items:center;justify-content:center;transition:.25s}
.faq-q .faq-ic svg{stroke:var(--text-2);transition:transform .3s}
.faq-item[data-open="true"] .faq-ic svg{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;padding-left:20px;padding-right:20px}
.faq-item[data-open="true"] .faq-a{max-height:240px;padding-bottom:22px}
.faq-a p{font-size:14px;line-height:1.8;color:var(--text-2);padding-top:2px}
.cta-band{background:linear-gradient(120deg,#0B7D6B,#0E9F87);color:#fff;border-radius:24px;padding:42px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
.cta-band h3{font-size:22px;font-weight:700;line-height:1.5}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78)}
.cta-btns{display:flex;gap:13px}
.cta-btn-white{background:#fff;color:#0B7D6B;padding:12px 22px;border-radius:10px;font-weight:600;text-decoration:none}
.cta-btn-white:hover{background:#EAF6F3;color:#0B7D6B}
.cta-btn-ghost{border:1px solid rgba(255,255,255,.8);color:#fff;padding:12px 22px;border-radius:10px;font-weight:600;text-decoration:none}
.cta-btn-ghost:hover{background:rgba(255,255,255,.16)}
@media(max-width:620px){.cta-band{padding:30px 22px}.cta-btns{width:100%;flex-direction:column}.cta-btns a{text-align:center}}
.page-back{margin:12px 0 0}

/* roulang page: category3 */
:root {
  --brand: #0E9F87;
  --brand-deep: #0B7D6B;
  --brand-dark: #102A24;
  --brand-dark-2: #0A1F1B;
  --accent: #F5A63A;
  --accent-text: #442b00;
  --bg: #F5F8F7;
  --card-bg: #FFFFFF;
  --text: #22312D;
  --text-2: #5C6F6A;
  --text-3: #84968F;
  --border: #E4EAE7;
  --radius-lg: 20px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(14, 66, 55, 0.07);
  --shadow-hover: 0 18px 42px rgba(11, 125, 107, 0.13);
  --grad: linear-gradient(135deg, #0E9F87 0%, #0B7D6B 70%, #0A5A4C 100%);
  --container: 1240px;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 150px; }
body {
  margin: 0;
  font-family: var(--font-stack);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
body.has-fixed-cta { padding-bottom: 88px; }
img { max-width: 100%; display: block; }
a { color: var(--brand-deep); text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
a:hover { color: var(--brand); }
button { font-family: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 1.1em; }
h1, h2, h3, h4 { margin: 0; line-height: 1.4; font-weight: 700; color: var(--text); }
h1 { font-size: 40px; letter-spacing: -.02em; }
h2 { font-size: 30px; letter-spacing: -.01em; }
h3 { font-size: 22px; }
h4 { font-size: 16px; }
svg { display: block; }
.container { max-width: var(--container); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding: 84px 0; }

.site-header { position: relative; background: #fff; border-bottom: 1px solid rgba(228, 234, 231, .7); }
.header-top { background: var(--brand-dark); color: rgba(255,255,255,.82); font-size: 13px; letter-spacing:.02em; padding: 7px 0; }
.header-top-inner { display: flex; justify-content: space-between; gap: 12px; white-space: nowrap; overflow: hidden; }
.header-top-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-right: 6px; vertical-align: middle; }
.header-main { background: rgba(255,255,255,.96); padding: 14px 0; }
.header-row { display: flex; align-items: center; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; color: var(--brand-deep); }
.brand-mark { width: 36px; height: 36px; border-radius: 11px; background: var(--grad); display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 8px 14px rgba(14,159,135,.22); }
.brand-mark svg { width: 24px; height: 24px; }
.brand-name { font-size: 20px; font-weight: 800; color: var(--brand-dark); line-height: 1; letter-spacing: -.01em; }
.brand-name em { display:block; font-style: normal; font-size: 12px; font-weight: 600; color: var(--text-3); margin-top: 3px; letter-spacing:.03em; }
.header-search { flex: 1; min-width: 260px; }
.top-search { display: flex; align-items: center; background: #F2F6F4; border: 1px solid var(--border); border-radius: 14px; height: 48px; padding: 0 6px 0 16px; transition: box-shadow .2s ease, border-color .2s ease, background .2s ease; }
.top-search:focus-within { border-color: var(--brand); background: #fff; box-shadow: 0 0 0 4px rgba(14,159,135,.12); }
.search-ico { color: var(--text-3); margin-right: 10px; display: flex; }
.top-search input { flex: 1; border: 0; background: transparent; outline: none; font-size: 15px; color: var(--text); min-width: 0; }
.top-search input::placeholder { color: #9EAFAA; }
.top-search input::-webkit-search-cancel-button { display: none; }
.top-search-btn { height: 38px; padding: 0 20px; border: 0; border-radius: 10px; background: var(--brand-deep); color: #fff; cursor: pointer; font-weight: 700; font-size: 14px; transition: background .2s ease; }
.top-search-btn:hover { background: var(--brand); }
.header-cta { flex-shrink: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; font-weight: 700; font-size: 15px; line-height: 1; padding: 0 18px; height: 44px; transition: all .2s ease; border: 1px solid transparent; }
.btn-solid { background: var(--brand-deep); color: #fff; }
.btn-solid:hover { background: var(--brand); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(11,125,107,.18); }
.btn-light { background: #fff; color: var(--brand-deep); border-color: rgba(255,255,255,.62); }
.btn-light:hover { background: rgba(255,255,255,.92); color: var(--brand-deep); transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: var(--accent-text); box-shadow: 0 10px 22px rgba(245,166,58,.22); border-color: var(--accent); }
.btn-accent:hover { background: #FFBD63; color: #3A2700; transform: translateY(-2px); box-shadow: 0 14px 28px rgba(245,166,58,.28); }
.btn-ghost-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.72); }
.btn-ghost-light:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn-outline { background: transparent; color: var(--brand-deep); border-color: var(--brand-deep); }
.btn-outline:hover { background: rgba(14,159,135,.08); color: var(--brand-deep); }
.btn-sm { height: 38px; padding: 0 15px; font-size: 14px; border-radius: 10px; }
.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 46px; height: 46px; border: 1px solid var(--border); border-radius: 12px; background: #fff; cursor: pointer; padding: 0 11px; }
.nav-toggle span { height: 2px; width: 100%; background: var(--brand-dark); border-radius: 3px; display: block; }
.header-nav { border-top: 1px solid rgba(228,234,231,.9); background: #fff; }
.header-nav-inner { display: flex; align-items: center; min-height: 48px; gap: 6px; flex-wrap: wrap; }
.header-nav-inner > a { position: relative; padding: 14px 18px; color: var(--text-2); font-size: 15px; font-weight: 600; border-radius: 0; }
.header-nav-inner > a:hover { color: var(--brand-deep); }
.header-nav-inner > a::after { content: ""; position: absolute; left: 18px; right: 18px; bottom: 7px; height: 2px; background: var(--brand); border-radius: 3px; opacity: 0; transform: scaleX(.5); transition: all .2s ease; }
.header-nav-inner > a:hover::after, .header-nav-inner > a.active::after { opacity: .55; transform: scaleX(1); }
.header-nav-inner > a.active { color: var(--brand-deep); }
.header-nav-inner .split { flex: 1; }
.header-nav-inner .header-nav-flag { font-size: 13px; color: var(--text-3); padding-left: 10px; white-space: nowrap; }

.page-banner { position: relative; background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; color: #fff; overflow: hidden; padding: 76px 0 110px; }
.page-banner::before { content: ""; position: absolute; inset: 0; background: linear-gradient(118deg, rgba(10,31,27,.96) 0%, rgba(16,42,36,.88) 55%, rgba(11,125,107,.62) 100%); }
.page-banner .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.68); margin-bottom: 34px; }
.breadcrumb a { color: rgba(255,255,255,.7); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span:last-child { color: rgba(255,255,255,.88); }
.banner-title-wrap { max-width: 680px; }
.banner-title-wrap .has-accent { color: #F9CB7A; }
.page-banner h1 { color: #fff; font-size: 42px; line-height: 1.28; }
.banner-sub { max-width: 620px; color: rgba(255,255,255,.82); font-size: 16px; margin-top: 16px; }
.banner-cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.banner-badges { display: flex; gap: 8px 28px; margin-top: 38px; flex-wrap: wrap; }
.banner-badge { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); border-radius: 14px; padding: 9px 18px; color: rgba(255,255,255,.82); font-size: 13px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: flex; align-items: center; gap: 7px; }
.banner-badge svg { width: 14px; height: 14px; }

.category-layout { display: grid; grid-template-columns: minmax(0, 1fr) 342px; gap: 42px; align-items: start; margin-top: -54px; position: relative; z-index: 5; background: transparent; }
.content-panel, .aside-panel { background: #fff; border-radius: 24px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.content-panel { overflow: hidden; }
.panel-padding { padding: 40px; }
.content-panel .lead { color: var(--text-2); font-size: 17px; }
.aside-panel { background: #fff; }
.side-sticky { position: sticky; top: 94px; }
.side-head { padding: 20px 26px 16px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.side-head svg { width: 20px; height: 20px; color: var(--brand-deep); }
.side-head h2, .side-head h3 { font-size: 17px; font-weight: 700; }
.side-body { padding: 20px 22px 24px; }
.side-nav { display: flex; flex-direction: column; gap: 6px; }
.side-nav a { padding: 10px 14px; border-radius: 12px; color: var(--text-2); font-weight: 600; border: 1px solid transparent; background: #F8FAF9; display: flex; align-items: center; justify-content: space-between; font-size: 14px; }
.side-nav a .side-arrow { opacity: 0; transition: all .2s; margin-left: 10px; }
.side-nav a:hover { color: var(--brand-deep); border-color: var(--border); background: #fff; transform: translateX(2px); box-shadow: 0 5px 14px rgba(14,159,135,.07); }
.side-nav a:hover .side-arrow { opacity: 1; }
.side-note { margin-top: 20px; border-radius: 16px; background: #F4FBFA; border: 1px solid rgba(14,159,135,.13); padding: 18px 18px 14px; }
.side-note h4 { margin-bottom: 7px; font-size: 15px; color: var(--brand-deep); }
.side-note p { color: var(--text-2); font-size: 14px; line-height: 1.7; margin: 0; }
.side-card { margin-top: 20px; }
.side-card-link { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--border); border-radius: 15px; padding: 13px 14px; color: var(--text); transition: all .2s ease; }
.side-card-link + .side-card-link { margin-top: 9px; }
.side-card-link:hover { border-color: var(--brand); box-shadow: var(--shadow); color: var(--text); transform: translateY(-2px); }
.side-card-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--grad); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.side-card-icon svg { width: 18px; height: 18px; }
.side-card-txt { font-size: 14px; font-weight: 700; color: inherit; }
.side-card-txt small { display: block; color: var(--text-3); font-size: 12px; font-weight: 400; margin-top: 1px; }

.text-lead { font-size: 17px; color: var(--text-2); }
.title-kicker { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--brand-deep); background: rgba(14,159,135,.1); border-radius: 30px; padding: 7px 15px; margin-bottom: 15px; letter-spacing: .05em; text-transform: uppercase; }
.section-title { margin-bottom: 18px; }
.section-title p { color: var(--text-2); margin-top: 10px; max-width: 760px; }

.section-block { margin-top: 28px; }
.section-block h3 { color: var(--text); margin-bottom: 12px; }
.infographic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin: 20px 0 8px; }
.mini-point { border: 1px solid var(--border); background: #FCFDFC; border-radius: 18px; padding: 18px; position: relative; overflow: hidden; transition: border-color .2s ease, box-shadow .2s ease; }
.mini-point::after { content: ""; position: absolute; top: 0; left: 0; bottom: 0; width: 4px; background: var(--grad); border-radius: 0 3px 3px 0; opacity: 0; transition: opacity .2s; }
.mini-point:hover { border-color: rgba(14,159,135,.38); box-shadow: var(--shadow); transform: translateY(-2px); }
.mini-point:hover::after { opacity: 1; }
.mini-point-tag { display: flex; align-items: center; gap: 8px; color: var(--brand-deep); font-weight: 800; font-size: 15px; margin-bottom: 9px; }
.mini-point-tag svg { width: 17px; height: 17px; }
.mini-point p { font-size: 14px; color: var(--text-2); line-height: 1.7; margin: 0; }
.flow-box { background: #F4FBFA; border-radius: 20px; border: 1px solid rgba(14,159,135,.13); padding: 30px; margin-top: 24px; }
.flow-title { display: flex; align-items: center; gap: 9px; font-size: 16px; font-weight: 800; color: var(--brand-dark); margin-bottom: 18px; }
.flow-list { counter-reset: flow-counter; display: flex; flex-direction: column; gap: 12px; }
.flow-item { display: flex; gap: 13px; counter-increment: flow-counter; align-items: flex-start; }
.flow-item::before { content: counter(flow-counter, decimal-leading-zero); flex-shrink: 0; width: 36px; height: 36px; border-radius: 12px; background: var(--brand-deep); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; letter-spacing: .03em; }
.flow-item div { flex: 1; }
.flow-item strong { display: block; color: var(--text); margin-bottom: 3px; font-size: 15px; }
.flow-item p { color: var(--text-2); font-size: 14px; margin: 0; line-height: 1.65; }

.cover-figure { margin-top: 30px; border-radius: 24px; overflow: hidden; position: relative; box-shadow: var(--shadow); }
.cover-figure img { width: 100%; height: 300px; object-fit: cover; }
.cover-figure figcaption { position: absolute; left: 18px; bottom: 18px; z-index: 2; background: rgba(16,42,36,.82); backdrop-filter: blur(8px); color: #fff; font-size: 14px; padding: 7px 15px; border-radius: 20px; border: 1px solid rgba(255,255,255,.14); }

.rule-table { border: 1px solid var(--border); border-radius: 18px; overflow: hidden; margin-top: 22px; }
.rule-table table { width: 100%; border-collapse: collapse; font-size: 14px; }
.rule-table th { background: #EFF7F5; color: var(--brand-dark); text-align: left; font-weight: 700; }
.rule-table th, .rule-table td { padding: 13px 16px; border-bottom: 1px solid var(--border); }
.rule-table tr:last-child td { border-bottom: 0; }
.rule-table td { color: var(--text-2); vertical-align: top; }
.rule-table td:first-child { color: var(--text); font-weight: 600; }

.timeline-utility { position: relative; padding-left: 33px; margin-top: 17px; display: flex; flex-direction: column; gap: 20px; }
.timeline-utility::before { content: ""; position: absolute; left: 10px; top: 5px; bottom: 5px; width: 2px; background: linear-gradient(to bottom, var(--brand), rgba(14,159,135,.11)); border-radius: 3px; }
.time-line-item { position: relative; background: #FBFCFC; border: 1px solid var(--border); border-radius: 16px; padding: 17px 19px 14px; }
.time-line-item::before { content: ""; position: absolute; left: -29px; top: 17px; width: 10px; height: 10px; border: 2px solid #fff; box-shadow: 0 0 0 2px var(--brand); background: var(--brand); border-radius: 6px; }
.time-line-label { display: inline-flex; align-items: center; gap: 6px; color: var(--brand-deep); font-size: 12px; font-weight: 800; letter-spacing: .04em; background: rgba(14,159,135,.1); padding: 4px 10px; border-radius: 30px; margin-bottom: 5px; }
.time-line-item h4 { font-size: 15px; color: var(--text); display: block; line-height: 1.4; }
.time-line-item p { font-size: 14px; line-height: 1.75; color: var(--text-2); margin: 7px 0 0; }

.cta-dark { background: var(--brand-dark); border-radius: 24px; position: relative; overflow: hidden; padding: 56px 48px; margin: 26px 0 0; text-align: center; }
.cta-dark::before { background: url('/assets/images/coverpic/cover-5.webp') center/cover no-repeat; content:""; position: absolute; inset: 0; opacity: .08; filter: saturate(1.2); }
.cta-inner { position: relative; z-index: 2; }
.cta-inner h2 { color: #fff; font-size: 27px; }
.cta-inner p { color: rgba(255,255,255,.66); max-width: 600px; margin: 10px auto 0; font-size: 16px; }
.cta-inner .btn-row { display: flex; gap: 13px; justify-content: center; flex-wrap: wrap; margin-top: 25px; }

.faq-cat { margin-bottom: 22px; }
.accordion-item { background: #fff; border: 1px solid var(--border); border-radius: 16px; margin-bottom: 10px; overflow: hidden; transition: box-shadow .25s ease; }
.accordion-item.open { box-shadow: var(--shadow); border-color: rgba(14,159,135,.36); }
.accordion-btn { appearance: none; background: #fff; border: 0; width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; text-align: left; padding: 18px 22px; cursor: pointer; font-family: inherit; color: var(--text); font-size: 16px; font-weight: 700; }
.accordion-btn .acc-icon { position: relative; flex-shrink: 0; width: 24px; height: 24px; border-radius: 7px; background: rgba(14,159,135,.1); color: var(--brand-deep); display: inline-flex; align-items: center; justify-content: center; transition: all .25s ease; }
.accordion-btn .acc-icon::after { content: ""; width: 11px; height: 2px; border-radius: 4px; background: currentColor; }
.accordion-btn .acc-icon::before { content: ""; position: absolute; width: 2px; height: 11px; border-radius: 4px; background: currentColor; transition: all .25s ease; }
.accordion-item.open .acc-icon::before { transform: scaleY(0); }
.accordion-content { display: none; padding: 0 22px 22px; font-size: 15px; color: var(--text-2); line-height: 1.85; border-top: 1px dashed var(--border); }
.accordion-content p { margin: 17px 0 0; }
.accordion-item.open .accordion-content { display: block; }

.bottom-cta-bar { position: fixed; z-index: 80; left: 50%; bottom: 17px; transform: translateX(-50%); width: calc(100% - 32px); max-width: calc(var(--container) - 24px); background: rgba(16,42,36,.96); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); color: #fff; border: 1px solid rgba(255,255,255,.11); box-shadow: 0 14px 38px rgba(0,18,13,.24); border-radius: 19px; padding: 14px 18px; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.bottom-cta-copy { flex: 1; min-width: 0; }
.bottom-cta-copy strong { font-size: 15px; display: block; font-weight: 700; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bottom-cta-copy span { color: rgba(255,255,255,.55); font-size: 12px; display: block; }
.bottom-cta-bar .btn { flex-shrink: 0; }

.site-footer { background: var(--brand-dark); color: rgba(255,255,255,.74); margin-top: 96px; padding: 0; }
.footer-main { padding: 64px 0 42px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1.1fr 1.2fr; gap: 44px; }
.footer-brand p { color: rgba(255,255,255,.58); font-size: 14px; margin-top: 18px; line-height: 1.8; max-width: 400px; }
.footer-links h4, .footer-note h4 { color: #fff; margin-bottom: 16px; font-size: 16px; }
.footer-links a { display: inline-flex; margin: 0 0 11px; color: rgba(255,255,255,.65); font-size: 14px; padding: 2px 0; }
.footer-links a:hover { color: #fff; transform: translateX(3px); }
.footer-note p { color: rgba(255,255,255,.5); font-size: 13px; line-height: 1.8; max-width: 340px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 23px 0; font-size: 13px; color: rgba(255,255,255,.45); }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; gap: 18px; }

@media (max-width: 1090px) {
  .category-layout { grid-template-columns: minmax(0, 1fr); }
  .aside-panel { order: -1; }
  .side-sticky { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 992px) {
  .header-row { flex-wrap: wrap; }
  .brand-name { font-size: 18px; }
  .header-search { order: 3; flex-basis: 100%; min-width: 100%; }
  .header-cta { order: 2; margin-left: auto; }
  .header-nav-inner > a { padding: 12px 14px; font-size: 14px; }
  .header-nav-flag { display: none; }
  .page-banner h1 { font-size: 34px; }
  .banner-title-wrap { max-width: 580px; }
  .infographic-grid { grid-template-columns: 1fr; }
  .cta-dark { padding: 40px 24px; }
}

@media (max-width: 767px) {
  body.has-fixed-cta { padding-bottom: 122px; }
  h1 { font-size: 29px; }
  h2 { font-size: 25px; }
  .header-top-inner span:first-child { max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .header-row { position: relative; gap: 12px; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .header-nav { display: none; border-top: 1px solid var(--border); }
  .header-nav.open { display: block; }
  .header-nav-inner { flex-direction: column; align-items: stretch; padding: 12px 0; }
  .header-nav-inner > a { padding: 13px 10px; }
  .header-nav-inner > a::after { display: none; }
  .header-search { min-width: 0; flex-basis: 1; order: 0; flex: 1; }
  .top-search { height: 44px; border-radius: 12px; padding-left: 10px; }
  .top-search-btn { height: 36px; padding: 0 13px; }
  .page-banner { padding: 48px 0 86px; }
  .page-banner h1 { font-size: 27px; }
  .banner-sub { font-size: 14px; }
  .banner-badge { padding: 7px 11px; font-size: 12px; }
  .banner-cta-row .btn { padding: 0 14px; font-size: 14px; height: 41px; }
  .category-layout { gap: 18px; margin-top: -38px; }
  .panel-padding { padding: 24px 19px; }
  .side-body { padding: 14px 16px 20px; }
  .mini-point { padding: 16px; }
  .flow-box { padding: 22px 18px; }
  .cover-figure img { height: 204px; }
  .cover-figure figcaption { font-size: 12px; left: 12px; bottom: 12px; }
  .rule-table { overflow-x: auto; }
  .rule-table table { min-width: 620px; }
  .cta-dark { padding: 32px 20px; }
  .cta-inner h2 { font-size: 22px; }
  .bottom-cta-bar { border-radius: 16px; bottom: 10px; top: auto; width: calc(100% - 20px); padding: 12px 14px; align-items: center; flex-wrap: wrap; }
  .bottom-cta-copy strong { font-size: 14px; }
  .bottom-cta-copy span { font-size: 11px; }
  .bottom-cta-bar .btn { width: 100%; margin-top: 8px; height: 36px; }
  .footer-main { padding-top: 48px; padding-bottom: 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

@media (min-width: 768px) and (max-width: 1080px) {
  .header-nav-flag { display: none; }
}

/* roulang page: category4 */
:root{
  --primary:#0E9F87;
  --primary-dark:#0B7D6B;
  --primary-deep:#102A24;
  --accent:#F5A63A;
  --accent-dark:#DD8A28;
  --page-bg:#F5F8F7;
  --card:#FFFFFF;
  --text:#22312D;
  --muted:#5C6F6A;
  --muted-2:#84968F;
  --border:#E4EAE7;
  --radius-lg:20px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-sm:0 4px 12px rgba(16,42,36,.05);
  --shadow-md:0 14px 30px rgba(16,42,36,.08);
  --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--page-bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:86px;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input{font-family:inherit;font-size:inherit}
input::placeholder{color:var(--muted-2)}

.container{max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:84px 0}
.section-head{max-width:820px;margin-bottom:40px}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.12em;
  color:var(--primary-dark);background:rgba(14,159,135,.08);
  border:1px solid rgba(14,159,135,.14);
  padding:5px 14px;border-radius:50px;margin-bottom:16px;
}
.section-head h2{font-size:30px;font-weight:700;line-height:1.35;color:#173A32;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:50px;cursor:pointer;
  padding:12px 26px;font-size:15px;font-weight:600;line-height:1.2;
  transition:all .25s ease;white-space:nowrap;
}
.btn-accent{background:var(--accent);color:#3B2508}
.btn-accent:hover{background:#FFBD5A;transform:translateY(-2px);box-shadow:0 12px 24px rgba(245,166,58,.22)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}
.btn-line{background:transparent;border-color:rgba(255,255,255,.65);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary-dark)}
.btn-outline:hover{background:rgba(14,159,135,.08);border-color:var(--primary-dark)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease, border-color .25s ease;
}
.site-header.scrolled{
  border-bottom-color:var(--border);
  box-shadow:0 8px 24px rgba(16,42,36,.05);
}
.header-top{background:var(--primary-deep);color:rgba(255,255,255,.8);font-size:13px}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px}
.header-top-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:6px;vertical-align:2px}
.header-main{border-bottom:1px solid transparent}
.header-row{display:flex;align-items:center;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 38px;
  background:linear-gradient(135deg,var(--primary),#0A6C5C);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 18px rgba(14,159,135,.22);
}
.brand-mark svg{width:22px;height:22px}
.brand-name{
  font-size:20px;font-weight:700;color:#173A32;letter-spacing:.01em;line-height:1.2;
}
.brand-name em{font-style:normal;display:block;font-size:12px;font-weight:500;color:var(--muted-2);margin-top:2px}
.header-search{flex:1;display:flex;align-items:center;justify-content:center;margin:0 auto}
.top-search{
  width:100%;max-width:600px;display:flex;align-items:center;
  background:var(--card);border:1px solid var(--border);
  border-radius:50px;padding:5px 6px 5px 18px;
  transition:border-color .2s, box-shadow .25s;
}
.top-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(14,159,135,.12)}
.search-ico{color:var(--muted-2);display:inline-flex;margin-right:10px}
.top-search input{
  flex:1;min-width:0;border:none;outline:none;background:transparent;font-size:15px;color:var(--text);
}
.top-search-btn{
  border:none;background:var(--primary);color:#fff;border-radius:50px;
  font-size:14px;font-weight:600;padding:10px 20px;cursor:pointer;transition:background .2s;
}
.top-search-btn:hover{background:var(--primary-dark)}
.header-cta{margin-left:auto;padding:11px 24px;flex-shrink:0}
.nav-toggle{
  display:none;border:none;background:transparent;cursor:pointer;
  width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  border-radius:10px;
}
.nav-toggle span{display:block;width:22px;height:2px;border-radius:2px;background:#173A32;transition:.3s}
.header-nav{border-top:1px solid var(--border);background:#fff}
.header-nav-inner{display:flex;align-items:center;gap:4px;padding:8px 0}
.header-nav-inner a{
  display:block;padding:8px 16px;border-radius:var(--radius-sm);
  color:var(--muted);font-weight:600;font-size:15px;
  transition:color .2s, background .2s;
}
.header-nav-inner a:hover{color:var(--primary-dark);background:rgba(14,159,135,.08)}
.header-nav-inner a.active{color:var(--primary-dark);background:rgba(14,159,135,.1)}
.header-nav-inner .split{flex:1}
.header-nav-flag{color:var(--muted-2);font-size:13px;padding:0 10px;white-space:nowrap}

/* 面包屑 */
.crumbs{background:#fff;border-bottom:1px solid var(--border);font-size:13px}
.crumbs-inner{display:flex;align-items:center;gap:8px;min-height:44px;color:var(--muted-2)}
.crumbs a{color:var(--primary-dark);transition:color .2s}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{opacity:.5}

/* 分类页主视觉 */
.cat-hero{
  position:relative;
  background:linear-gradient(100deg,rgba(16,42,36,.95) 0%,rgba(16,42,36,.82) 50%,rgba(16,42,36,.55) 100%),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:#fff;
  padding:84px 0 90px;
  overflow:hidden;
}
.cat-hero-inner{position:relative;z-index:2}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  border-radius:50px;padding:6px 16px;font-size:13px;letter-spacing:.08em;
  color:#F0FFFB;backdrop-filter:blur(4px);
}
.cat-hero h1{
  font-size:38px;line-height:1.3;font-weight:700;
  color:#fff;max-width:780px;margin:22px 0 18px;
}
.cat-hero .hero-sub{
  font-size:17px;line-height:1.85;max-width:660px;
  color:rgba(255,255,255,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:0;margin-top:52px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-lg);padding:22px 30px;max-width:620px;
  backdrop-filter:blur(6px);
}
.metric-item{flex:1;min-width:130px;padding:6px 16px;border-left:1px solid rgba(255,255,255,.2)}
.metric-item:first-child{border-left:none;padding-left:0}
.metric-item strong{display:block;font-size:32px;line-height:1.1;color:#fff;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.metric-item span{font-size:13px;color:rgba(255,255,255,.72)}

/* 图文总览 */
.overview-section{background:var(--page-bg)}
.overview-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.overview-copy{}
.overview-copy h2{font-size:30px;line-height:1.4;color:#173A32;margin:14px 0 16px}
.overview-copy p{color:var(--muted);margin-bottom:14px}
.overview-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.overview-list li{display:flex;align-items:flex-start;gap:10px;font-weight:500}
.overview-list li::before{
  content:"";width:20px;height:20px;border-radius:8px;background:rgba(14,159,135,.12);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M6 10.5l2.5 2.5L14 7' stroke='%230E9F87' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size:14px;background-position:center;background-repeat:no-repeat;
  flex:0 0 20px;margin-top:5px;
}
.overview-visual img{border-radius:22px;box-shadow:var(--shadow-md);object-fit:cover;width:100%;aspect-ratio:4/3;background:#E5EDEA}

/* 时间线 */
.timeline-section{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.timeline{position:relative;margin-top:48px}
.timeline::before{
  content:"";position:absolute;left:39px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(to bottom,var(--primary),rgba(14,159,135,.15));
}
.timeline-item{
  display:grid;
  grid-template-columns:80px minmax(0,1fr);
  gap:32px;
  position:relative;
  padding-bottom:58px;
}
.timeline-item:last-child{padding-bottom:10px}
.timeline-marker{
  display:flex;align-items:center;justify-content:flex-start;
  flex-direction:column;height:100%;position:relative;
}
.marker-box{
  width:56px;height:56px;border-radius:50%;
  background:var(--card);color:var(--primary-dark);
  border:2px solid rgba(14,159,135,.45);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(14,159,135,.08);
  position:relative;z-index:2;background:#fff;
}
.marker-label{
  margin-top:10px;font-size:12px;color:var(--primary-dark);letter-spacing:.1em;
  border-radius:5px;padding:2px 8px;background:rgba(14,159,135,.1);
}
.timeline-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:30px 34px;
  box-shadow:var(--shadow-sm);
  transition:border-color .25s, box-shadow .3s, transform .25s;
}
.timeline-card:hover{border-color:rgba(14,159,135,.4);box-shadow:var(--shadow-md);transform:translateY(-3px)}
.timeline-card .tag{
  display:inline-block;font-size:13px;font-weight:600;color:var(--primary-dark);
  background:rgba(14,159,135,.09);border-radius:6px;padding:4px 12px;margin-bottom:12px;
}
.timeline-card h3{font-size:21px;font-weight:700;color:#173A32;margin-bottom:10px}
.timeline-card p{color:var(--muted);margin-bottom:14px}
.check-list{margin-top:8px;border-top:1px solid var(--border);padding-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:10px 20px}
.check-list li{
  position:relative;padding-left:28px;color:var(--text);font-size:15px;line-height:1.65;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:5px;width:19px;height:19px;border-radius:7px;
  background:rgba(14,159,135,.12);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M6 10.5l2.5 2.5L14 7' stroke='%230E9F87' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size:12px;background-position:center;background-repeat:no-repeat;
}

/* 风险识别 */
.risk-section{background:var(--page-bg)}
.split-module{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split-module .module-image{background:linear-gradient(145deg,rgba(14,159,135,.1),rgba(245,166,58,.12));border-radius:22px;padding:10px}
.split-module .module-image img{border-radius:16px;width:100%;aspect-ratio:4/3;object-fit:cover;background:#E9EFEC}
.module-content h2{font-size:28px;color:#173A32;line-height:1.4;margin-bottom:16px}
.module-content p{color:var(--muted);margin-bottom:18px}
.risk-points{display:flex;flex-direction:column;gap:14px}
.risk-point{
  display:flex;align-items:center;gap:14px;padding:16px 18px;
  background:#fff;border:1px solid var(--border);border-radius:14px;
  font-weight:600;box-shadow:var(--shadow-sm);transition:all .25s;
}
.risk-point:hover{border-color:var(--primary);transform:translateX(4px)}
.risk-icon{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;
}
.risk-icon svg{width:19px;height:19px;stroke:#fff}

/* FAQ */
.faq-section{background:#fff}
.faq-wrap{}
.faq-list{max-width:940px;margin:0 auto;border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:none;text-align:left;
  padding:22px 4px;font-size:16px;font-weight:600;color:#173A32;cursor:pointer;
  transition:color .2s;
}
.faq-q:hover{color:var(--primary-dark)}
.faq-q .faq-icon{
  flex:0 0 32px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--border);position:relative;
  transition:background .25s,border-color .25s;
}
.faq-q .faq-icon::before,.faq-q .faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--muted-2);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .faq-icon::before{width:14px;height:2px}
.faq-q .faq-icon::after{width:2px;height:14px;transition:transform .25s}
.faq-item.open .faq-q .faq-icon{background:rgba(14,159,135,.12);border-color:var(--primary)}
.faq-item.open .faq-q .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease, padding .3s}
.faq-item.open .faq-a{max-height:360px}
.faq-a p{padding:0 36px 24px 4px;color:var(--muted);line-height:1.9}
.faq-a p + p{margin-top:-14px}

/* 深色CTA */
.cta-deep{
  background:linear-gradient(120deg,var(--primary-deep) 0%,#0D392E 58%,#164F41 100%);
  color:#fff;padding:76px 0;position:relative;overflow:hidden;
}
.cta-deep::after{
  content:"";position:absolute;right:-80px;top:-60px;width:320px;height:320px;
  background:rgba(14,159,135,.22);filter:blur(70px);border-radius:50%;
}
.cta-deep-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px}
.cta-deep h2{font-size:28px;line-height:1.4;margin-bottom:10px}
.cta-deep p{color:rgba(255,255,255,.72);max-width:580px}
.cta-btns{display:flex;gap:14px;flex-shrink:0;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.72);font-size:14px}
.footer-main .container{padding-top:68px;padding-bottom:52px}
.footer-grid{display:grid;grid-template-columns:1.25fr .75fr 1fr;gap:56px}
.footer-brand p{max-width:420px;margin-top:20px;line-height:1.85;color:rgba(255,255,255,.6)}
.footer-links h4,.footer-note h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px}
.footer-links a{display:inline-block;padding:5px 0;color:rgba(255,255,255,.65);transition:color .2s,transform .2s}
.footer-links a:hover{color:var(--accent);transform:translateX(3px)}
.footer-note p{color:rgba(255,255,255,.55);line-height:1.9;max-width:330px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom .container{display:flex;align-items:center;min-height:56px;justify-content:space-between;gap:10px;font-size:13px;color:rgba(255,255,255,.42)}

/* 底部固定条 */
.sticky-cta{
  position:fixed;left:50%;bottom:16px;transform:translateX(-50%);
  width:calc(100% - 32px);max-width:1240px;z-index:1000;
  background:rgba(16,42,36,.95);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;border-radius:16px;padding:12px 14px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  backdrop-filter:blur(10px);
  box-shadow:0 18px 40px rgba(16,42,36,.25);
}
.sticky-cta-inner{display:flex;align-items:center;gap:16px;width:100%}
.sticky-cta-text{font-size:14px;line-height:1.5;color:rgba(255,255,255,.82);padding-left:8px}
.sticky-cta-text strong{color:#fff}
.sticky-cta .btn{padding:10px 22px;flex-shrink:0}

/* 响应式 */
@media(max-width:1100px){
  .header-row{gap:16px}
  .brand-name{font-size:18px}
  .header-cta{display:none}
  .overview-grid{gap:38px}
  .split-module{gap:34px}
}

@media(max-width:920px){
  .section{padding:64px 0}
  .header-row{height:auto;flex-wrap:wrap;padding:12px 0;row-gap:10px}
  .brand{order:0}
  .nav-toggle{display:flex;order:3;margin-left:auto}
  .header-search{order:4;flex:0 0 100%;max-width:none}
  .header-cta{display:none}
  .header-nav{display:none;border-top:1px solid var(--border);background:#fff}
  .header-nav.open{display:block}
  .header-nav-inner{flex-direction:column;align-items:stretch;padding:12px 0}
  .header-nav-inner a{padding:12px 14px}
  .header-nav-inner .split{display:none}
  .header-nav-flag{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .footer-note{grid-column:1/-1}
  .timeline-card .check-list{grid-template-columns:1fr}
}

@media(max-width:768px){
  .cat-hero h1{font-size:30px}
  .cat-hero{padding:62px 0 70px}
  .hero-metrics{padding:18px}
  .overview-grid{grid-template-columns:1fr;gap:28px}
  .overview-visual{order:-1}
  .overview-visual img{aspect-ratio:16/10}
  .split-module{grid-template-columns:1fr;gap:30px}
  .module-image{order:-1}
  .timeline-item{grid-template-columns:0 minmax(0,1fr);gap:26px}
  .timeline-marker{display:none}
  .timeline::before{left:0}
  .timeline-card{padding:24px}
  .cta-deep-inner{flex-direction:column;align-items:flex-start}
  .cta-btns{width:100%}
  .cta-btns .btn{flex:1}
  .sticky-cta{bottom:0;border-radius:0;left:0;transform:none;width:100%;padding:10px 16px}
  .sticky-cta-inner{flex-wrap:wrap}
  .sticky-cta-text{font-size:13px}
  .sticky-cta .btn{margin-left:auto}
  body{padding-bottom:74px}
}

@media(max-width:520px){
  .section{padding:52px 0}
  .container{padding-left:16px;padding-right:16px}
  .section-head h2{font-size:24px}
  .header-top-inner{font-size:12px;justify-content:center;gap:12px;flex-direction:column;height:auto;padding:6px 0}
  .header-top-inner span:last-child{display:none}
  .brand-name{font-size:17px}
  .brand-name em{font-size:11px}
  .brand-mark{width:34px;height:34px;flex-basis:34px;border-radius:10px}
  .top-search-btn{padding:9px 14px;font-size:13px}
  .top-search{padding-left:14px}
  .cat-hero h1{font-size:26px}
  .cat-hero .hero-sub{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{justify-content:center}
  .hero-metrics{flex-direction:column;gap:14px;border-radius:16px}
  .metric-item{border-left:none;border-top:1px solid rgba(255,255,255,.2);padding:12px 0 0}
  .metric-item:first-child{border-top:none;padding-top:0}
  .timeline-card h3{font-size:19px}
  .faq-item.open .faq-a{max-height:520px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-note{grid-column:auto}
  .footer-main .container{padding-top:46px;padding-bottom:36px}
  .sticky-cta-inner{flex-wrap:nowrap}
  .sticky-cta-text strong{display:block}
}