/* roulang page: index */
:root{
  --brand-600:#0E9F6E;--brand-700:#0A7D57;--brand-300:#6FD3AE;--brand-50:#E8F7F0;
  --accent-500:#FF7A29;--accent-100:#FFF0E5;
  --ink-900:#12211B;--ink-600:#4A5A54;--ink-400:#84938D;--line:#E4EAE6;
  --bg:#F6F8F5;--surface:#FFFFFF;--footer:#0C1A14;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#16C79A 62%,#FF7A29 100%);
  --shadow-1:0 1px 2px rgba(16,32,26,.04),0 8px 24px -12px rgba(16,32,26,.12);
  --shadow-2:0 2px 4px rgba(16,32,26,.06),0 18px 40px -16px rgba(14,159,110,.28);
  --r-lg:24px;--r-md:16px;--r-sm:12px;
  --gap-section:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink-900);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--gap-section) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:.2px}
.section-desc{margin-top:8px;font-size:14px;color:var(--ink-600)}
.link-more{font-size:14px;color:var(--brand-700);display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease-out}
.link-more:hover{gap:10px;color:var(--brand-600)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out}
.site-header.is-scrolled{box-shadow:0 6px 20px -14px rgba(16,32,26,.35)}
.header-inner{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--grad);display:grid;place-items:center;box-shadow:0 6px 16px -8px rgba(14,159,110,.7)}
.brand-mark svg{display:block}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.3px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:8px;margin-left:12px}
.nav-link{position:relative;padding:8px 12px;font-size:15px;color:var(--ink-600);border-radius:10px;transition:color .2s ease-out,background .2s ease-out}
.nav-link:hover{color:var(--brand-700);background:var(--brand-50)}
.nav-link.is-active{color:var(--brand-700);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-600)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:8px;width:200px;height:38px;padding:0 14px;border-radius:999px;background:#F1F5F2;border:1px solid transparent;transition:border-color .2s ease-out,background .2s ease-out}
.search-box:focus-within{border-color:var(--brand-600);background:#fff}
.search-box i{color:var(--ink-400);font-size:13px}
.search-box input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900)}
.search-box input::placeholder{color:var(--ink-400)}
.menu-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);color:var(--ink-600);align-items:center;justify-content:center}
.menu-toggle:hover{color:var(--brand-700);border-color:var(--brand-300)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-size:15px;font-weight:600;padding:12px 24px;transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out,border-color .2s ease-out}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -14px rgba(14,159,110,.9)}
.btn-primary:hover{box-shadow:var(--shadow-2)}
.btn-ghost{border:1.5px solid var(--brand-600);color:var(--brand-700);background:#fff}
.btn-ghost:hover{background:var(--brand-50)}
.btn-light{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.16)}
.btn-sm{padding:9px 18px;font-size:14px}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.badge-live{background:var(--accent-100);color:#C2521A}
.badge-live .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-500);box-shadow:0 0 0 0 rgba(255,122,41,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,122,41,.5)}70%{box-shadow:0 0 0 8px rgba(255,122,41,0)}100%{box-shadow:0 0 0 0 rgba(255,122,41,0)}}
.badge-tag{background:var(--brand-50);color:var(--brand-700)}
.badge-time{background:#fff;border:1px solid var(--line);color:var(--ink-600)}

/* ---------- hero ---------- */
.hero{padding:56px 0 8px;background:linear-gradient(180deg,#FFFFFF 0%,rgba(246,248,245,0) 100%)}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center}
.hero-copy{max-width:560px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-700);background:var(--brand-50);padding:6px 14px;border-radius:999px}
.hero h1{margin-top:20px;font-size:44px;line-height:1.25;font-weight:700;letter-spacing:.2px}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-600)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{margin-top:32px;display:grid;gap:12px}
.hero-points li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-600)}
.hero-points i{color:var(--brand-600);margin-top:6px;font-size:12px}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);background:#fff}
.hero-media img{width:100%;height:100%;min-height:340px;object-fit:cover;transition:transform .35s ease-out}
.hero-media:hover img{transform:scale(1.03)}
.hero-media .badge-live{position:absolute;left:16px;top:16px}
.hero-media .badge-data{position:absolute;right:16px;bottom:16px;background:rgba(255,255,255,.94);color:var(--ink-900);box-shadow:var(--shadow-1)}

/* ---------- badge strip ---------- */
.badge-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px}
.strip-item{display:flex;align-items:center;justify-content:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:16px 14px;font-size:14px;font-weight:600;color:var(--ink-900);box-shadow:var(--shadow-1)}
.strip-item span.num{color:var(--brand-700);font-size:17px}
.strip-item i{color:var(--accent-500)}

/* ---------- showcase ---------- */
.showcase{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:20px}
.show-card{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:#fff;display:block;box-shadow:var(--shadow-1);transition:box-shadow .2s ease-out,transform .2s ease-out}
.show-card:hover{transform:translateY(-1px);box-shadow:var(--shadow-2)}
.show-card img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.show-card:hover img{transform:scale(1.03)}
.show-card figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px;background:linear-gradient(180deg,rgba(9,24,18,0),rgba(9,24,18,.82));color:#fff}
.show-card figcaption h3{font-size:19px;font-weight:600;line-height:1.5}
.show-card figcaption p{margin-top:6px;font-size:13px;opacity:.85}
.show-main{grid-row:span 2;min-height:420px}
.show-side{min-height:200px}

/* ---------- guide index ---------- */
.guide-list{display:grid;grid-template-columns:1fr 1fr;gap:0 32px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:8px 24px;box-shadow:var(--shadow-1)}
.guide-item{display:flex;align-items:center;gap:16px;min-height:62px;padding:8px 0;border-bottom:1px solid var(--line);transition:padding .2s ease-out}
.guide-item:nth-last-child(-n+2){border-bottom:0}
.guide-item:hover{padding-left:4px}
.guide-item:hover .guide-arrow{transform:translateX(4px);color:var(--brand-600)}
.guide-num{flex:0 0 40px;height:40px;border-radius:12px;background:rgba(14,159,110,.12);color:var(--brand-700);font-weight:700;font-size:14px;display:grid;place-items:center}
.guide-title{font-size:15.5px;font-weight:600}
.guide-arrow{margin-left:auto;color:var(--ink-400);transition:transform .2s ease-out,color .2s ease-out}

/* ---------- featured list ---------- */
.feature-list{display:grid;gap:20px}
.feature-card{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow-1);transition:box-shadow .2s ease-out,border-color .2s ease-out,transform .2s ease-out}
.feature-card:nth-child(even){margin-left:56px}
.feature-card:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-2)}
.feature-card:hover .guide-arrow{transform:translateX(4px);color:var(--brand-600)}
.feature-thumb{flex:0 0 120px;height:88px;border-radius:var(--r-sm);overflow:hidden}
.feature-thumb img{width:100%;height:100%;object-fit:cover}
.feature-body{min-width:0;display:flex;flex-direction:column}
.feature-body h3{font-size:17px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-body p{margin-top:6px;font-size:13.5px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-meta{margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-400)}
.feature-meta .guide-arrow{margin-left:auto}

/* ---------- latest cms ---------- */
.latest-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:20px}
.latest-lead{grid-row:span 3;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);transition:box-shadow .2s ease-out,transform .2s ease-out}
.latest-lead:hover{transform:translateY(-1px);box-shadow:var(--shadow-2)}
.latest-lead-img{height:240px;overflow:hidden}
.latest-lead-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.latest-lead:hover .latest-lead-img img{transform:scale(1.03)}
.latest-lead-body{padding:22px;display:flex;flex-direction:column;gap:10px}
.latest-lead-body h3{font-size:19px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.latest-lead-body p{font-size:14px;color:var(--ink-600);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.latest-item{display:flex;flex-direction:column;gap:8px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:18px 20px;box-shadow:var(--shadow-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out}
.latest-item:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-2)}
.latest-item h3{font-size:15.5px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.latest-item .feature-meta{padding-top:0;margin-top:0}
.empty-card{background:#fff;border:1px dashed var(--line);border-radius:var(--r-md);min-height:160px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--ink-600);font-size:14.5px}
.empty-card i{font-size:26px;color:var(--brand-300)}

/* ---------- related grid ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.related-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1);transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out}
.related-card:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-2)}
.related-card .thumb{height:150px;overflow:hidden}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.related-card:hover .thumb img{transform:scale(1.03)}
.related-card h3{padding:18px 20px 20px;font-size:15.5px;font-weight:600;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- gradient cta ---------- */
.cta-bar{margin:0 auto;max-width:1200px;border-radius:var(--r-lg);background:var(--grad);color:#fff;padding:32px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px;box-shadow:var(--shadow-2)}
.cta-bar h2{font-size:22px;font-weight:700;line-height:1.4}
.cta-bar p{margin-top:6px;font-size:14px;opacity:.9}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- faq ---------- */
.faq{display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.faq-item.is-open{border-color:rgba(14,159,110,.35);box-shadow:var(--shadow-1)}
.faq-q{width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;text-align:left;font-size:15.5px;font-weight:600;color:var(--ink-900)}
.faq-num{flex:0 0 28px;height:28px;border-radius:9px;background:rgba(14,159,110,.12);color:var(--brand-700);font-size:12.5px;font-weight:700;display:grid;place-items:center}
.faq-q i{margin-left:auto;color:var(--ink-400);transition:transform .25s ease-out}
.faq-item.is-open .faq-q{color:var(--brand-700)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--brand-600)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{padding:16px 20px 20px 62px;border-top:1px solid var(--line);font-size:14.5px;color:var(--ink-600)}

/* ---------- footer ---------- */
.site-footer{background:var(--footer);color:#B9C6BF;margin-top:88px}
.footer-inner{max-width:1200px;margin:0 auto;padding:56px 32px 0;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.site-footer::before{content:"";display:block;height:1px;background:rgba(255,255,255,.08)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px}
.footer-about{margin-top:16px;font-size:13.5px;line-height:1.9;color:#9FB0A8;max-width:320px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col a{display:block;font-size:13.5px;color:#9FB0A8;padding:6px 0;transition:color .2s ease-out}
.footer-col a:hover{color:var(--brand-300)}
.footer-bottom{max-width:1200px;margin:40px auto 0;padding:20px 32px 32px;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:#84968D;flex-wrap:wrap}
.to-top{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--brand-600);color:var(--brand-300);display:grid;place-items:center;transition:background .2s ease-out,transform .2s ease-out}
.to-top:hover{background:rgba(14,159,110,.16);transform:translateY(-1px)}

/* ---------- drawer ---------- */
.drawer{position:fixed;top:0;right:0;height:100%;width:300px;max-width:86%;background:#fff;z-index:80;transform:translateX(104%);transition:transform .28s ease-out;box-shadow:-10px 0 40px -20px rgba(16,32,26,.5);padding:24px;display:flex;flex-direction:column;gap:8px}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer a{display:flex;align-items:center;justify-content:space-between;padding:14px 12px;border-radius:12px;font-size:15px;color:var(--ink-600)}
.drawer a:hover,.drawer a.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}
.drawer .btn{margin-top:16px}
.mask{position:fixed;inset:0;background:rgba(9,24,18,.45);z-index:70;opacity:0;visibility:hidden;transition:opacity .28s ease-out}
.mask.is-open{opacity:1;visibility:visible}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{max-width:1080px}
  .hero h1{font-size:40px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .main-nav{display:none}
  .search-box{display:none}
  .menu-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy{max-width:100%}
  .hero h1{font-size:34px}
  .hero-media img{min-height:280px}
  .badge-strip{grid-template-columns:repeat(2,1fr)}
  .showcase{grid-template-columns:1fr 1fr}
  .show-main{grid-column:span 2;grid-row:auto;min-height:300px}
  .latest-grid{grid-template-columns:1fr}
  .latest-lead{grid-row:auto}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--gap-section:48px}
  .container{padding:0 16px}
  .header-inner{height:56px}
  .brand-text{white-space:normal;line-height:1.25;font-size:14px;max-width:150px}
  .hero{padding:36px 0 0}
  .hero h1{font-size:30px}
  .hero-sub{font-size:15.5px}
  .hero-media img{min-height:220px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:22px}
  .guide-list{grid-template-columns:1fr;padding:8px 16px}
  .guide-item:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
  .guide-item:last-child{border-bottom:0}
  .feature-card{flex-direction:column}
  .feature-card:nth-child(even){margin-left:0}
  .feature-thumb{flex:none;width:100%;height:150px}
  .related-grid{grid-template-columns:1fr}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:24px;border-radius:var(--r-md)}
  .faq-a p{padding-left:20px}
  .footer-inner{grid-template-columns:1fr}
  .footer-about{max-width:100%}
}
@media (max-width:479px){
  body{font-size:15px}
  .hero h1{font-size:27px}
  .section-head h2{font-size:20px}
  .feature-card{padding:16px}
  .cta-bar h2{font-size:19px}
  .badge-strip{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A7D57;
  --brand-300:#6FD3AE;
  --brand-50:#E8F7F0;
  --accent-500:#FF7A29;
  --accent-100:#FFF0E5;
  --ink-900:#12211B;
  --ink-600:#4A5A54;
  --ink-400:#84938D;
  --line:#E4EAE6;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --footer:#0C1A14;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#16C79A 78%,#FF7A29 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 1px 2px rgba(16,32,26,.04),0 8px 24px -12px rgba(16,32,26,.12);
  --sh-2:0 2px 4px rgba(16,32,26,.06),0 18px 40px -16px rgba(14,159,110,.28);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink-600);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:0 6px 24px -14px rgba(16,32,26,.32);}
.header-inner{max-width:1200px;margin:0 auto;padding:0 32px;height:64px;display:flex;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;color:var(--ink-900);white-space:nowrap;}
.brand-mark{width:34px;height:34px;flex:none;border-radius:10px;display:grid;place-items:center;background:var(--grad);box-shadow:0 6px 14px -8px rgba(14,159,110,.9);}
.brand-text{letter-spacing:.2px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{position:relative;padding:20px 12px;font-size:14.5px;color:var(--ink-600);}
.nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;background:transparent;transition:background .2s ease;}
.nav-link:hover{color:var(--brand-700);}
.nav-link.is-active{color:var(--brand-600);font-weight:600;}
.nav-link.is-active::after{background:var(--brand-600);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;gap:8px;width:200px;height:38px;padding:0 14px;border-radius:999px;background:#F1F5F2;border:1px solid transparent;transition:border-color .2s ease,background .2s ease;}
.search-box i{color:var(--ink-400);font-size:13px;}
.search-box input{width:100%;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900);}
.search-box input::placeholder{color:var(--ink-400);}
.search-box:focus-within{border-color:var(--brand-600);background:#fff;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;font-size:14.5px;font-weight:600;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease,background .2s ease;}
.btn:active{transform:translateY(0);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 22px -12px rgba(14,159,110,.85);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink-900);}
.btn-outline:hover{border-color:var(--brand-300);color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--sh-1);}
.menu-toggle{display:none;width:40px;height:40px;border:0;border-radius:12px;background:#F1F5F2;color:var(--ink-900);font-size:16px;cursor:pointer;place-items:center;}
.menu-toggle:hover{background:var(--brand-50);color:var(--brand-700);}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;pointer-events:none;}
.drawer-backdrop{position:absolute;inset:0;background:rgba(12,26,20,.44);opacity:0;transition:opacity .25s ease;}
.drawer-panel{position:absolute;top:0;right:0;height:100%;width:280px;max-width:86vw;background:#fff;padding:22px;transform:translateX(100%);transition:transform .28s ease;box-shadow:-18px 0 44px -26px rgba(16,32,26,.5);display:flex;flex-direction:column;gap:18px;}
.drawer.is-open{pointer-events:auto;}
.drawer.is-open .drawer-backdrop{opacity:1;}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:700;color:var(--ink-900);font-size:15px;}
.drawer-close{width:36px;height:36px;border:0;border-radius:10px;background:#F1F5F2;color:var(--ink-600);cursor:pointer;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;border-top:1px solid var(--line);padding-top:14px;}
.drawer-nav a{padding:12px 12px;border-radius:12px;font-size:15px;color:var(--ink-600);}
.drawer-nav a:hover{background:var(--brand-50);color:var(--brand-700);}
.drawer-nav a.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.drawer-cta{margin-top:auto;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:20px 0 2px;font-size:13px;color:var(--ink-400);}
.crumb-inner{display:flex;align-items:center;gap:8px;overflow:hidden;white-space:nowrap;}
.crumb-inner .sep{color:#B9C6C0;}
.crumb-inner a{color:var(--ink-600);}
.crumb-inner a:hover{color:var(--brand-600);}
.crumb-inner .current{color:var(--ink-400);overflow:hidden;text-overflow:ellipsis;max-width:48ch;}

/* ---------- 文章头 ---------- */
.article-head{position:relative;margin-top:14px;padding:34px 38px 26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;}
.article-head::after{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.article-head h1{font-size:clamp(24px,2.8vw,34px);line-height:1.35;letter-spacing:.2px;max-width:900px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-400);}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:999px;font-size:12px;font-weight:600;}
.badge-cat{background:var(--brand-50);color:var(--brand-700);}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item i{color:var(--brand-300);}

/* ---------- 正文 ---------- */
.content-grid{display:grid;grid-template-columns:minmax(0,760px);justify-content:center;gap:40px;margin-top:24px;}
.toc-col{display:none;}
.toc-inner{position:sticky;top:88px;padding:18px 16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);}
.toc-title{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--ink-400);margin-bottom:10px;}
.toc-list{display:flex;flex-direction:column;}
.toc-list a{display:flex;gap:9px;padding:7px 0;font-size:13px;line-height:1.5;color:var(--ink-600);}
.toc-list a::before{content:"";flex:none;width:6px;height:6px;margin-top:8px;border-radius:50%;background:var(--line);transition:background .2s ease;}
.toc-list a:hover{color:var(--brand-600);}
.toc-list a.is-current{color:var(--brand-700);font-weight:600;}
.toc-list a.is-current::before{background:var(--brand-600);}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:36px 40px 44px;}
.article-body{font-size:16px;line-height:1.85;color:var(--ink-600);}
.article-body p{margin:0 0 1.1em;}
.article-body h2{position:relative;margin:40px 0 16px;padding-left:14px;font-size:22px;line-height:1.45;}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--brand-600);}
.article-body h3{margin:28px 0 12px;font-size:18px;font-weight:600;color:var(--brand-700);}
.article-body blockquote{margin:20px 0;padding:14px 18px;background:var(--brand-50);border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;color:var(--ink-600);}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:0;list-style:none;}
.article-body ol{counter-reset:li;}
.article-body ul li{position:relative;padding-left:18px;margin:7px 0;line-height:1.9;}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.8em;width:6px;height:6px;border-radius:50%;background:var(--brand-300);}
.article-body ol li{position:relative;counter-increment:li;padding-left:26px;margin:7px 0;line-height:1.9;}
.article-body ol li::before{content:counter(li);position:absolute;left:0;top:.28em;width:18px;height:18px;border-radius:6px;background:var(--brand-50);color:var(--brand-700);font-size:11px;font-weight:700;display:grid;place-items:center;}
.article-body img{border-radius:var(--r-md);margin:22px auto;}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-500);}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;margin:20px 0;}
.article-body th,.article-body td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;}
.article-body th{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.empty-state{padding:48px 20px;text-align:center;}
.empty-state i{font-size:34px;color:var(--brand-300);}
.empty-state h2{margin:16px 0 10px;font-size:20px;}
.empty-state p{margin-bottom:22px;font-size:14.5px;color:var(--ink-400);}

/* ---------- 相关推荐 ---------- */
.related{margin-top:72px;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px;}
.section-head h2{font-size:24px;line-height:1.35;}
.section-head h2 span{display:block;margin-top:6px;font-size:13px;font-weight:400;color:var(--ink-400);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.rel-card:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.32);box-shadow:var(--sh-2);}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--brand-50);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:18px 20px 20px;}
.rel-body h3{font-size:16px;line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-body p{margin-top:8px;font-size:13px;color:var(--ink-400);}

/* ---------- 返回入口 ---------- */
.back-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:48px 0 80px;}
.text-link{font-size:14.5px;color:var(--ink-600);border-bottom:1px solid transparent;}
.text-link:hover{color:var(--brand-700);border-bottom-color:var(--brand-300);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#C9D8D1;}
.footer-inner{max-width:1200px;margin:0 auto;padding:56px 32px 32px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;border-top:1px solid rgba(255,255,255,.1);}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff;margin-bottom:14px;}
.site-footer .brand-mark{width:30px;height:30px;border-radius:9px;}
.footer-about{font-size:13.5px;line-height:1.85;color:#9FB3AA;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-col a{display:block;padding:5px 0;font-size:13.5px;color:#9FB3AA;}
.footer-col a:hover{color:var(--brand-300);}
.footer-bottom{max-width:1200px;margin:0 auto;padding:18px 32px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:#7C928A;border-top:1px solid rgba(255,255,255,.08);}
.to-top{width:38px;height:38px;flex:none;border-radius:50%;border:1px solid rgba(111,211,174,.5);color:var(--brand-300);display:grid;place-items:center;}
.to-top:hover{background:rgba(111,211,174,.12);color:#fff;}

/* ---------- 响应式 ---------- */
@media (min-width:1280px){
  .content-grid.has-toc{grid-template-columns:200px minmax(0,760px);}
  .content-grid.has-toc .toc-col{display:block;}
}
@media (max-width:1279px){
  .container{max-width:1080px;}
}
@media (max-width:1023px){
  .main-nav,.search-box{display:none;}
  .menu-toggle{display:grid;}
  .header-inner{height:56px;padding:0 16px;gap:12px;}
  .brand{font-size:15px;}
  .container{padding:0 20px;}
}
@media (max-width:767px){
  .article-head{padding:24px 20px 20px;}
  .article-card{padding:22px 18px 28px;}
  .related{margin-top:48px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:repeat(2,minmax(0,1fr));padding:40px 20px 24px;gap:26px;}
  .footer-bottom{padding:16px 20px 24px;flex-wrap:wrap;}
  .back-row{margin:36px 0 52px;}
}
@media (max-width:479px){
  body{font-size:15.5px;}
  .brand-text{font-size:14px;}
  .article-head h1{font-size:22px;}
  .section-head h2{font-size:20px;}
  .footer-inner{grid-template-columns:1fr;}
}

/* roulang page: category1 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A7D57;
  --brand-300:#6FD3AE;
  --brand-50:#E8F7F0;
  --accent-500:#FF7A29;
  --accent-100:#FFF0E5;
  --ink-900:#12211B;
  --ink-600:#4A5A54;
  --ink-400:#84938D;
  --line:#E4EAE6;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --footer:#0C1A14;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(16,32,26,.04),0 8px 24px -12px rgba(16,32,26,.12);
  --shadow-2:0 2px 4px rgba(16,32,26,.06),0 18px 40px -16px rgba(14,159,110,.28);
  --grad:linear-gradient(135deg,#0E9F6E 0%,#16C79A 88%,#FF7A29 100%);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-900);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35}
p{margin:0 0 1.1em}
ul{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 8px 26px -18px rgba(16,32,26,.45)}
.header-inner{
  height:64px;display:flex;align-items:center;gap:26px;
  max-width:1200px;margin:0 auto;padding:0 32px;
}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:32px;height:32px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;flex:none;
  box-shadow:0 6px 16px -8px rgba(14,159,110,.75);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 14px;border-radius:10px;
  font-size:15px;color:var(--ink-600);
  transition:color .18s ease-out,background-color .18s ease-out;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-50)}
.nav-link.is-active{color:var(--brand-700);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-13px;
  height:2px;border-radius:2px;background:var(--brand-600);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;width:200px;padding:0 14px;
  background:#F1F5F2;border:1px solid transparent;border-radius:999px;
  transition:background-color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.search-box:focus-within{background:#fff;border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(14,159,110,.13)}
.search-box i{color:var(--ink-400);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.search-box input::placeholder{color:var(--ink-400)}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-600);
  place-items:center;transition:border-color .18s,color .18s;
}
.menu-toggle:hover{border-color:var(--brand-300);color:var(--brand-700)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(12,26,20,.42);
  opacity:0;pointer-events:none;transition:opacity .28s ease-out;z-index:55;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(78vw,320px);
  background:#fff;z-index:60;padding:22px 20px;
  transform:translateX(102%);transition:transform .3s ease-out;
  display:flex;flex-direction:column;gap:4px;
  box-shadow:-18px 0 40px -26px rgba(16,32,26,.5);
}
.drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;color:var(--ink-400);letter-spacing:1px;margin:6px 0 10px}
.drawer .nav-link{display:block;padding:12px 14px;font-size:16px;border-radius:12px}
.drawer .nav-link.is-active::after{display:none}
.drawer .nav-link.is-active{background:var(--brand-50)}
.drawer-cta{margin-top:16px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px -14px rgba(14,159,110,.85)}
.btn-primary:hover{box-shadow:var(--shadow-2)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700)}
.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.72);color:#fff}
.btn-light:hover{background:rgba(255,255,255,.24)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}

/* ---------- 分类横幅 ---------- */
.cat-banner{display:block;padding-top:28px}
.banner-card{
  position:relative;display:grid;grid-template-columns:1.35fr .95fr;gap:24px;
  min-height:240px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--shadow-1);
}
.banner-text{padding:26px 32px;display:flex;flex-direction:column;justify-content:center;gap:12px;position:relative;z-index:2}
.crumb{font-size:13px;color:var(--ink-400)}
.crumb a{color:var(--ink-400)}
.crumb a:hover{color:var(--brand-700)}
.banner-text h1{font-size:38px;line-height:1.28;letter-spacing:-.2px}
.banner-sub{font-size:15.5px;color:var(--ink-600);margin:0}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;background:var(--brand-50);color:var(--brand-700);
}
.tag.is-accent{background:var(--accent-100);color:#B44E0C}
.tag.is-plain{background:#fff;border:1px solid var(--line);color:var(--ink-400)}
.banner-art{
  position:relative;background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
}
.banner-art::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,#fff 0%,rgba(255,255,255,.42) 42%,rgba(255,255,255,.05) 100%);
}

/* ---------- 锚点导览条 ---------- */
.toc-bar{
  position:sticky;top:72px;z-index:30;margin-top:28px;padding:8px 0 10px;
  background:linear-gradient(#F6F8F5 72%,rgba(246,248,245,0));
}
.toc-inner{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.toc-inner::-webkit-scrollbar{display:none}
.chip{
  flex:none;display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;color:var(--ink-600);
  transition:border-color .18s,color .18s,background-color .18s,transform .2s ease-out;
}
.chip:hover{border-color:var(--brand-300);color:var(--brand-700);background:var(--brand-50);transform:translateY(-1px)}
.chip i{font-size:12px;color:var(--brand-600)}

/* ---------- 板块通用 ---------- */
.section{margin-top:72px;scroll-margin-top:132px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}
.section-title{font-size:28px;line-height:1.35;letter-spacing:-.2px}
.section-desc{font-size:14px;color:var(--ink-400);margin:6px 0 0;max-width:620px}
.section-link{font-size:14px;color:var(--brand-700);font-weight:600;white-space:nowrap}
.section-link:hover{color:var(--brand-600)}
.section-link i{font-size:12px;margin-left:4px;transition:transform .2s ease-out}
.section-link:hover i{transform:translateX(3px)}

/* ---------- 编号目录 ---------- */
.index-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--shadow-1);overflow:hidden;
}
.index-item{
  display:flex;align-items:center;gap:18px;
  padding:12px 24px;min-height:64px;
  border-bottom:1px solid var(--line);
  transition:background-color .18s ease-out;
}
.index-item:last-child{border-bottom:0}
.index-item:hover{background:var(--brand-50)}
.index-num{
  width:40px;height:40px;flex:none;border-radius:12px;
  background:rgba(14,159,110,.12);color:var(--brand-700);
  display:grid;place-items:center;font-size:15px;font-weight:700;
}
.index-body{display:flex;flex-direction:column;gap:2px;min-width:0}
.index-title{font-size:15.5px;font-weight:600;color:var(--ink-900)}
.index-sum{font-size:13px;color:var(--ink-400);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.index-meta{font-size:12px;color:var(--ink-400);margin-left:auto;padding-left:16px;white-space:nowrap}
.index-arrow{
  width:28px;height:28px;flex:none;border-radius:50%;
  display:grid;place-items:center;color:var(--ink-400);font-size:12px;
  transition:transform .2s ease-out,color .18s,background-color .18s;
}
.index-item:hover .index-arrow{transform:translateX(4px);color:var(--brand-700);background:#fff}

/* ---------- 说明卡组 ---------- */
.notes-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:24px;align-items:start}
.note-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px 24px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .22s ease-out,transform .22s ease-out,border-color .22s ease-out;
  margin-bottom:24px;scroll-margin-top:132px;
}
.note-card:last-child{margin-bottom:0}
.note-card:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-2)}
.notes-grid > div:nth-child(2) > .note-card:first-child{margin-top:32px}
.note-tag{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;background:var(--brand-50);color:var(--brand-700);
  font-size:12px;margin-bottom:12px;
}
.note-tag i{font-size:11px}
.note-card h3{font-size:19px;margin-bottom:8px}
.note-card p{font-size:14.5px;color:var(--ink-600);margin-bottom:12px}
.note-list li{
  position:relative;padding-left:18px;font-size:14px;color:var(--ink-600);
  line-height:1.95;
}
.note-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--brand-300);
}

/* ---------- 相关推荐 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.related-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.related-card:hover{transform:translateY(-1px);border-color:rgba(14,159,110,.3);box-shadow:var(--shadow-2)}
.related-thumb{height:150px;overflow:hidden;background:#EAF1ED}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.related-card:hover .related-thumb img{transform:scale(1.03)}
.related-body{padding:18px 20px 20px}
.related-body h3{font-size:16.5px;margin-bottom:6px}
.related-body p{font-size:13px;color:var(--ink-400);margin:0}

/* ---------- 收藏 / 分享 CTA ---------- */
.cta-wrap{margin-top:72px}
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  padding:28px 32px;border-radius:var(--r-lg);
  background:var(--grad);color:#fff;
  box-shadow:0 22px 48px -26px rgba(14,159,110,.9);
}
.cta-text strong{display:block;font-size:20px;font-weight:700;line-height:1.4}
.cta-text span{font-size:13.5px;color:rgba(255,255,255,.86)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.cta-actions button span{display:inline-block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#C9D6D0;margin-top:72px}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:52px 32px 34px;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-brand .brand-mark{width:28px;height:28px;border-radius:9px}
.footer-about{font-size:13.5px;line-height:1.9;color:#93A8A0;max-width:330px;margin:0}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:12px;font-weight:600}
.footer-col a{display:block;font-size:13.5px;color:#9FB3AB;padding:5px 0;transition:color .18s ease-out}
.footer-col a:hover{color:var(--brand-300)}
.footer-bottom{
  max-width:1200px;margin:0 auto;padding:18px 32px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#7E918A;border-top:1px solid rgba(255,255,255,.08);
}
.to-top{
  width:38px;height:38px;border-radius:50%;flex:none;
  border:1px solid rgba(111,211,174,.5);color:var(--brand-300);
  display:grid;place-items:center;font-size:13px;
  transition:background-color .2s ease-out,transform .2s ease-out,color .2s ease-out;
}
.to-top:hover{background:rgba(111,211,174,.14);color:#fff;transform:translateY(-1px)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .header-inner{max-width:1080px;padding:0 28px}
  .container{max-width:1080px;padding:0 28px}
  .footer-inner,.footer-bottom{max-width:1080px}
}
@media (max-width:1023px){
  .main-nav,.search-box{display:none}
  .menu-toggle{display:grid}
  .banner-text h1{font-size:32px}
  .banner-card{grid-template-columns:1.5fr .8fr}
  .notes-grid{grid-template-columns:1fr}
  .notes-grid > div:nth-child(2) > .note-card:first-child{margin-top:0}
  .section{margin-top:56px}
  .cta-wrap{margin-top:56px}
}
@media (max-width:767px){
  .header-inner{height:56px;padding:0 16px;gap:12px}
  .brand-text{white-space:normal;line-height:1.25;font-size:14px;max-width:190px}
  .container{padding:0 16px}
  .footer-inner{grid-template-columns:1fr 1fr;padding:40px 16px 26px;gap:24px}
  .footer-bottom{padding:16px 16px 26px;flex-direction:row}
  .banner-card{grid-template-columns:1fr;min-height:0}
  .banner-text{padding:24px 20px;order:2}
  .banner-text h1{font-size:26px;line-height:1.35}
  .banner-art{height:150px;order:1}
  .banner-art::after{background:linear-gradient(0deg,#fff 0%,rgba(255,255,255,.25) 60%,rgba(255,255,255,0) 100%)}
  .section{margin-top:48px}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .section-title{font-size:22px}
  .index-item{padding:12px 16px;gap:12px}
  .index-meta{display:none}
  .index-sum{white-space:normal}
  .note-card{padding:18px 16px}
  .related-grid{grid-template-columns:1fr}
  .related-thumb{height:170px}
  .cta-wrap{margin-top:48px}
  .cta-strip{padding:22px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .toc-bar{top:64px}
}
@media (max-width:479px){
  html body{font-size:15.5px;line-height:1.9}
  .banner-text h1{font-size:24px}
  .section-title{font-size:21px}
  .index-num{width:34px;height:34px;font-size:14px}
  .note-card{padding:16px}
  .footer-inner{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --brand-600:#0E9F6E;
  --brand-700:#0A7D57;
  --brand-300:#6FD3AE;
  --brand-50:#E8F7F0;
  --accent-500:#FF7A29;
  --accent-100:#FFF0E5;
  --ink-900:#12211B;
  --ink-600:#4A5A54;
  --ink-400:#84938D;
  --line:#E4EAE6;
  --bg:#F6F8F5;
  --surface:#FFFFFF;
  --footer:#0C1A14;
  --grad:linear-gradient(135deg,#0E9F6E 0%,#16C79A 88%,#FF7A29 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(16,32,26,.04),0 8px 24px -12px rgba(16,32,26,.12);
  --shadow-2:0 2px 4px rgba(16,32,26,.06),0 18px 40px -16px rgba(14,159,110,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink-900);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:8px}
.container{max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 22px -16px rgba(16,32,26,.4)}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 32px;
  height:64px;display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:grid;place-items:center;color:#fff;flex:0 0 auto;
  box-shadow:0 8px 18px -10px rgba(14,159,110,.85);
}
.brand-text{font-size:16.5px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:10px}
.nav-link{
  position:relative;padding:8px 12px;border-radius:999px;
  font-size:14.5px;color:var(--ink-600);transition:color .2s ease-out,background .2s ease-out;
}
.nav-link:hover{color:var(--brand-700);background:var(--brand-50)}
.nav-link.is-active{color:var(--brand-700);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;
  border-radius:2px;background:var(--brand-600);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:200px;height:38px;padding:0 14px;
  background:#F1F5F2;border:1px solid transparent;border-radius:999px;
  transition:border-color .2s ease-out,background .2s ease-out;
}
.search-box:focus-within{border-color:var(--brand-600);background:#fff}
.search-box i{color:var(--ink-400);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink-900)}
.search-box input::placeholder{color:var(--ink-400)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;font-weight:600;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out,color .2s ease-out,background .2s ease-out;
  white-space:nowrap;
}
.btn:active{transform:none}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-lg{height:48px;padding:0 26px;font-size:15.5px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -14px rgba(14,159,110,.9)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-300);color:var(--brand-700);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-700)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 14px 30px -16px rgba(0,0,0,.45)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-1px)}
.btn[disabled]{opacity:.4;cursor:not-allowed;background:#DDE4E0;color:#7C8C86;box-shadow:none;transform:none}

.menu-toggle{
  display:none;width:38px;height:38px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink-900);
  align-items:center;justify-content:center;
}
.menu-toggle:hover{border-color:var(--brand-300);color:var(--brand-700)}

.drawer-backdrop{
  position:fixed;inset:0;z-index:70;background:rgba(12,26,20,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s ease-out;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:80;height:100%;width:284px;
  background:#fff;padding:22px;transform:translateX(100%);
  transition:transform .3s ease-out;box-shadow:-24px 0 48px -28px rgba(16,32,26,.55);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:14px;font-weight:700;color:var(--ink-600);letter-spacing:.4px}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink-600)}
.drawer-close:hover{border-color:var(--brand-300);color:var(--brand-700)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}
.drawer-nav a{
  padding:11px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--ink-600);
  transition:background .2s ease-out,color .2s ease-out;
}
.drawer-nav a:hover{background:var(--brand-50);color:var(--brand-700)}
.drawer-nav a.is-active{background:var(--brand-50);color:var(--brand-700);font-weight:600}
.drawer-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;
  background:#F1F5F2;border-radius:var(--r-sm);border:1px solid transparent;margin-bottom:14px;
}
.drawer-search:focus-within{border-color:var(--brand-600);background:#fff}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.drawer-cta{width:100%;height:46px}
.drawer-note{margin-top:16px;font-size:12.5px;color:var(--ink-400);line-height:1.7}

/* ---------- banner ---------- */
.banner{padding:34px 0 0}
.banner-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1);
}
.banner-media{position:relative;height:290px;overflow:hidden}
.banner-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease-out}
.banner-card:hover .banner-media img{transform:scale(1.03)}
.banner-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,26,20,.06) 0%,rgba(12,26,20,.42) 100%);
}
.banner-tag{
  position:absolute;left:24px;top:24px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent-100);color:#B14C0B;font-size:12px;font-weight:600;
}
.banner-tag .pulse{
  width:6px;height:6px;border-radius:50%;background:var(--accent-500);
  box-shadow:0 0 0 0 rgba(255,122,41,.6);animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,41,.55)}
  70%{box-shadow:0 0 0 8px rgba(255,122,41,0)}
  100%{box-shadow:0 0 0 0 rgba(255,122,41,0)}
}
.banner-caption{
  position:relative;margin:-70px 0 0 32px;width:min(700px,calc(100% - 64px));
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 28px 26px;box-shadow:var(--shadow-1);
}
.banner-caption h1{
  font-size:clamp(30px,3.2vw,40px);line-height:1.3;font-weight:700;letter-spacing:-.2px;
}
.banner-caption p{margin-top:10px;font-size:15.5px;color:var(--ink-600);max-width:560px}
.banner-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 14px;border-radius:999px;
  background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:600;
}
.chip i{font-size:11px}
.chip-plain{background:#F1F5F2;color:var(--ink-600)}

/* ---------- section ---------- */
.section{padding:72px 0}
.section-head{max-width:680px;margin-bottom:32px}
.section-head h2{font-size:28px;line-height:1.35;font-weight:700}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-600)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:26px;padding:0 12px;
  border-radius:999px;background:var(--brand-50);color:var(--brand-700);
  font-size:12px;font-weight:600;letter-spacing:.4px;margin-bottom:14px;
}

/* ---------- 错落卡片流 ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 24px}
.qa-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.qa-grid .qa-card:nth-child(even){margin-top:36px}
.qa-card:hover{transform:translateY(-1px);box-shadow:var(--shadow-2);border-color:rgba(14,159,110,.34)}
.qa-thumb{height:196px;overflow:hidden}
.qa-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.qa-card:hover .qa-thumb img{transform:scale(1.03)}
.qa-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.qa-body h3{font-size:19px;line-height:1.5;font-weight:600}
.qa-body p{font-size:14px;line-height:1.8;color:var(--ink-600)}
.meta-row{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-400);
}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-400)}
.badge-soft{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;background:var(--brand-50);color:var(--brand-700);
  font-size:12px;font-weight:600;
}
.badge-time{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;gap:6px;
  border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--ink-400);font-size:12px;
}

/* ---------- 要点清单 ---------- */
.checklist-wrap{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:56px;align-items:start}
.check-list{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:10px 28px;box-shadow:var(--shadow-1)}
.check-list li{
  position:relative;padding:22px 0 22px 26px;border-bottom:1px solid var(--line);
}
.check-list li:last-child{border-bottom:0}
.check-list li::before{
  content:"";position:absolute;left:0;top:28px;bottom:28px;width:4px;
  border-radius:999px;background:var(--brand-600);
}
.check-list h3{font-size:16.5px;font-weight:600;line-height:1.55}
.check-list p{margin-top:6px;font-size:14px;color:var(--ink-600)}
.stats-mini{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:26px}
.stat-mini{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--shadow-1);
}
.stat-mini strong{display:block;font-size:24px;font-weight:700;color:var(--brand-700);line-height:1.3}
.stat-mini span{font-size:13px;color:var(--ink-400)}

/* ---------- 相关推荐 ---------- */
.scroll-row{
  display:flex;gap:20px;overflow-x:auto;padding:4px 4px 14px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.scroll-row::-webkit-scrollbar{height:6px}
.scroll-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.mini-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
}
.mini-card:hover{transform:translateY(-1px);box-shadow:var(--shadow-2);border-color:rgba(14,159,110,.34)}
.mini-thumb{height:148px;overflow:hidden}
.mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.mini-card:hover .mini-thumb img{transform:scale(1.03)}
.mini-body{padding:18px 20px 20px}
.mini-body h3{font-size:16px;font-weight:600;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-body .mini-foot{margin-top:12px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400)}
.mini-body .mini-foot i{margin-left:auto;transition:transform .2s ease-out;color:var(--brand-600)}
.mini-card:hover .mini-foot i{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-1);overflow:hidden;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item[open]{border-color:rgba(14,159,110,.34);box-shadow:var(--shadow-2)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;gap:14px;
  padding:18px 22px;cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-num{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  background:rgba(14,159,110,.12);color:var(--brand-700);
  font-size:13px;font-weight:700;display:grid;place-items:center;
}
.faq-q{font-size:16px;font-weight:600;line-height:1.6;transition:color .2s ease-out}
.faq-item[open] .faq-q{color:var(--brand-700)}
.faq-arrow{margin-left:auto;color:var(--ink-400);font-size:13px;transition:transform .25s ease-out}
.faq-item[open] .faq-arrow{transform:rotate(180deg);color:var(--brand-600)}
.faq-a{padding:0 22px 20px 64px;border-top:1px solid var(--line);margin-top:0}
.faq-a p{padding-top:16px;font-size:14.5px;color:var(--ink-600);line-height:1.9}

/* ---------- CTA ---------- */
.cta-strip{
  background:var(--grad);border-radius:var(--r-lg);
  padding:38px 40px;display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  box-shadow:0 24px 48px -28px rgba(14,159,110,.75);
}
.cta-strip h2{color:#fff;font-size:24px;line-height:1.4;font-weight:700}
.cta-strip p{margin-top:8px;color:rgba(255,255,255,.86);font-size:14.5px}
.cta-actions{margin-left:auto;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--footer);color:#B9C7C0;margin-top:72px}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:56px 32px 40px;
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:#fff}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  display:grid;place-items:center;flex:0 0 auto;
}
.footer-about{margin-top:14px;font-size:13.5px;line-height:1.85;color:#8FA49B;max-width:340px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h4{font-size:14px;color:#fff;font-weight:600;margin-bottom:4px}
.footer-col a{font-size:13.5px;color:#8FA49B;transition:color .2s ease-out,transform .2s ease-out;width:fit-content}
.footer-col a:hover{color:var(--brand-300)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  max-width:1200px;margin:0 auto;padding:20px 32px 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:#7D8F87;
}
.to-top{
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(111,211,174,.5);
  display:grid;place-items:center;color:var(--brand-300);
  transition:background .2s ease-out,transform .2s ease-out;
}
.to-top:hover{background:rgba(111,211,174,.14);transform:translateY(-2px)}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{padding:0 26px}
  .header-inner{padding:0 26px}
  .footer-inner{padding:52px 26px 38px}
  .footer-bottom{padding:20px 26px 26px}
}
@media (max-width:1023px){
  .main-nav{display:none}
  .search-box{display:none}
  .menu-toggle{display:inline-flex}
  .header-inner{height:58px;gap:12px}
  .brand-text{font-size:15.5px}
  .qa-grid{grid-template-columns:1fr;gap:22px}
  .qa-grid .qa-card:nth-child(even){margin-top:0}
  .checklist-wrap{grid-template-columns:1fr;gap:34px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:60px 0}
  .section-head h2{font-size:24px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{padding:0 16px;height:56px}
  .site-header .btn-primary{display:none}
  .banner{padding:22px 0 0}
  .banner-media{height:180px}
  .banner-caption{margin:16px 16px 16px;width:auto;padding:20px 20px 22px;box-shadow:none;border:1px solid var(--line)}
  .banner-caption h1{font-size:26px}
  .banner-caption p{font-size:14.5px}
  .banner-tag{left:16px;top:16px}
  .section{padding:48px 0}
  .section-head h2{font-size:22px}
  .qa-thumb{height:180px}
  .qa-body{padding:18px 18px 20px}
  .qa-body h3{font-size:17.5px}
  .check-list{padding:8px 20px}
  .check-list li{padding:18px 0 18px 20px}
  .check-list li::before{top:24px;bottom:24px}
  .stats-mini{grid-template-columns:1fr 1fr}
  .mini-card{flex:0 0 258px}
  .cta-strip{padding:28px 24px;gap:18px}
  .cta-strip h2{font-size:20px}
  .cta-actions{margin-left:0;width:100%}
  .cta-actions .btn{flex:1}
  .faq-item summary{padding:16px 18px}
  .faq-a{padding:0 18px 18px 18px}
  .footer-inner{grid-template-columns:1fr;padding:40px 16px 30px;gap:26px}
  .footer-bottom{padding:18px 16px 24px;flex-direction:column;align-items:flex-start}
  .site-footer{margin-top:48px}
}
@media (max-width:479px){
  body{font-size:15.5px}
  .brand-text{font-size:14.5px;line-height:1.25;white-space:normal;max-width:96px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .banner-caption{margin:14px 14px 14px}
  .banner-caption h1{font-size:23px}
  .qa-body{padding:16px}
  .qa-thumb{height:160px}
  .stats-mini{grid-template-columns:1fr}
  .mini-card{flex:0 0 232px}
  .faq-a{padding:0 16px 16px 16px}
  .cta-strip{padding:24px 18px}
}