/* roulang page: index */
:root{
  --ink:#173a35;
  --ink-deep:#102d2a;
  --gold:#c7954a;
  --gold-soft:#f3e6cb;
  --paper:#f7f5f0;
  --white:#fff;
  --mist:#eceae4;
  --text:#24322f;
  --muted:#68726f;
  --line:#dcded7;
  --shadow:0 18px 45px rgba(23,58,53,.10);
  --radius:10px;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.site-header{height:78px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:800;min-width:215px}
.logo-mark{width:34px;height:34px;background:var(--gold);color:var(--white);display:grid;place-items:center;font-size:17px;font-weight:800;border-radius:5px;box-shadow:4px 4px 0 var(--ink)}
.logo-text{font-size:17px;line-height:1.2;letter-spacing:0}
.logo-text small{display:block;color:var(--muted);font-size:10px;font-weight:600;margin-top:2px}
.nav-list{display:flex;align-items:center;gap:8px;list-style:none}
.nav-list a{display:block;padding:9px 15px;color:#4b5955;font-size:14px;border-bottom:2px solid transparent;transition:.25s}
.nav-list a:hover,.nav-list a:focus,.nav-list a.active{color:var(--ink);border-color:var(--gold);background:#faf8f2}
.header-action{padding:11px 18px;background:var(--ink);color:#fff;font-size:13px;border-radius:5px;transition:.25s;white-space:nowrap}
.header-action:hover,.header-action:focus{background:var(--gold);transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px;width:44px;height:44px}
.hero{min-height:650px;background-image:linear-gradient(90deg,rgba(16,45,42,.92) 0%,rgba(16,45,42,.72) 46%,rgba(16,45,42,.28) 100%),url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;display:flex;align-items:center;color:#fff}
.hero-inner{padding:86px 0 68px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--gold-soft);font-size:13px;font-weight:700;letter-spacing:1px;margin-bottom:20px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--gold)}
.hero h1{font-size:clamp(36px,5vw,58px);line-height:1.22;max-width:760px;color:#fff;font-weight:800}
.hero h1 em{font-style:normal;color:#e0b56e}
.hero-copy{max-width:650px;color:rgba(255,255,255,.84);font-size:18px;margin:24px 0 32px;line-height:1.9}
.hero-actions{display:flex;align-items:center;gap:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:5px;font-size:14px;font-weight:700;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--gold);color:#fff}
.btn-primary:hover,.btn-primary:focus{background:#ad7836;transform:translateY(-2px);box-shadow:0 8px 18px rgba(0,0,0,.18)}
.btn-light{color:#fff;border-color:rgba(255,255,255,.5)}
.btn-light:hover,.btn-light:focus{background:#fff;color:var(--ink)}
.hero-index{margin-top:90px;padding-top:22px;border-top:1px solid rgba(255,255,255,.28);display:flex;gap:40px;align-items:center;color:rgba(255,255,255,.72);font-size:13px}
.hero-index strong{color:#fff;font-size:15px;margin-right:10px}
.section{padding:92px 0}
.section-header{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:38px}
.section-kicker{font-size:12px;color:var(--gold);font-weight:800;letter-spacing:1px;margin-bottom:8px}
.section h2{color:var(--ink);font-size:36px;line-height:1.3;font-weight:800}
.section-intro{max-width:540px;color:var(--muted);font-size:15px;line-height:1.8}
.keyword-band{background:var(--white);border-bottom:1px solid var(--line);border-top:1px solid var(--line)}
.keyword-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.keyword-item{padding:28px 30px;border-right:1px solid var(--line);position:relative}
.keyword-item:last-child{border-right:0}
.keyword-item .num{font-size:12px;color:var(--gold);font-weight:800}
.keyword-item h3{color:var(--ink);font-size:20px;margin:8px 0 5px}
.keyword-item p{color:var(--muted);font-size:13px;line-height:1.7}
.keyword-item a{display:inline-block;margin-top:10px;color:var(--ink);font-size:13px;font-weight:700;border-bottom:1px solid var(--gold)}
.feature-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.feature-image{position:relative}
.feature-image img{width:100%;aspect-ratio:1.12/1;object-fit:cover;border-radius:var(--radius)}
.image-note{position:absolute;bottom:20px;left:20px;background:var(--ink);color:#fff;padding:10px 15px;font-size:12px}
.feature-copy h2{margin-bottom:20px}
.feature-copy>p{color:var(--muted);line-height:1.9;margin-bottom:25px}
.number-list{list-style:none;border-top:1px solid var(--line);margin:26px 0 30px}
.number-list li{display:grid;grid-template-columns:42px 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}
.number-list b{color:var(--gold);font-size:14px}
.number-list strong{display:block;color:var(--ink);font-size:15px}
.number-list span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
.topic-section{background:#ebe9e2}
.topic-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:44px}
.topic-lead{background:var(--ink);color:#fff;padding:38px;border-radius:var(--radius);min-height:310px;display:flex;flex-direction:column;justify-content:space-between}
.topic-lead h3{font-size:28px;line-height:1.4}
.topic-lead p{color:rgba(255,255,255,.72);font-size:14px}
.topic-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.topic-item{background:#fff;border:1px solid var(--line);padding:24px;min-height:145px;transition:.25s}
.topic-item:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow)}
.topic-item .topic-no{color:var(--gold);font-size:12px;font-weight:800}
.topic-item h3{color:var(--ink);font-size:19px;margin:8px 0}
.topic-item p{font-size:13px;color:var(--muted);line-height:1.7}
.topic-item a{display:block;color:var(--ink);font-size:13px;font-weight:700;margin-top:10px}
.process{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-item{padding:28px 22px 25px;border-right:1px solid var(--line);position:relative}
.process-item:last-child{border-right:0}
.process-item:before{content:"";position:absolute;top:-5px;left:22px;width:9px;height:9px;background:var(--gold);border-radius:50%;box-shadow:0 0 0 5px var(--paper)}
.process-item b{font-size:29px;color:var(--gold);font-weight:800}
.process-item h3{font-size:18px;color:var(--ink);margin:9px 0}
.process-item p{font-size:13px;color:var(--muted);line-height:1.7}
.process-item a{display:inline-block;font-size:13px;color:var(--ink);font-weight:700;margin-top:11px;border-bottom:1px solid var(--gold)}
.news-section{background:#fff}
.news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:24px}
.news-main{border:1px solid var(--line);padding:30px;background:var(--paper)}
.news-main .news-image{aspect-ratio:1.85/1;overflow:hidden;margin-bottom:21px}
.news-main img{width:100%;height:100%;object-fit:cover}
.news-meta,.news-small-meta{display:flex;gap:13px;align-items:center;color:var(--muted);font-size:12px}
.tag{display:inline-block;background:var(--gold-soft);color:#86612d;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:700}
.news-main h3{font-size:25px;color:var(--ink);line-height:1.4;margin:13px 0 8px}
.news-main p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-weight:700;font-size:13px;margin-top:20px}
.text-link:after{content:"→";color:var(--gold);transition:.2s}
.text-link:hover:after{transform:translateX(4px)}
.news-list{border-top:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:82px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);transition:.2s}
.news-row:hover h3{color:var(--gold)}
.news-date{color:var(--gold);font-size:13px;font-weight:800}
.news-row h3{font-size:17px;line-height:1.45;color:var(--ink);transition:.2s}
.news-row p{font-size:13px;color:var(--muted);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-state{padding:50px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line);font-size:14px}
.faq-section{background:var(--paper)}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-question{width:100%;min-height:65px;background:transparent;display:flex;align-items:center;justify-content:space-between;text-align:left;color:var(--ink);font-weight:700;font-size:16px;gap:18px}
.faq-question span:last-child{font-size:22px;color:var(--gold);transition:.25s}
.faq-question[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;line-height:1.85;transition:max-height .3s ease}
.faq-item.open .faq-answer{max-height:170px;padding:0 35px 22px 0}
.cta{background:var(--ink);color:#fff;padding:70px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{font-size:34px;line-height:1.35;margin-bottom:10px}
.cta p{color:rgba(255,255,255,.72);font-size:15px}
.cta-actions{display:flex;gap:18px;align-items:center;flex-shrink:0}
.site-footer{background:#102d2a;color:#dce4df;padding:52px 0 25px}
.footer-top{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:50px;padding-bottom:42px}
.footer-brand{font-size:18px;font-weight:800;color:#fff}
.footer-brand p{font-size:13px;color:#9eafaa;font-weight:400;max-width:330px;margin-top:14px;line-height:1.8}
.footer-title{font-size:13px;color:var(--gold-soft);font-weight:700;margin-bottom:15px}
.footer-links{list-style:none;display:grid;gap:8px}
.footer-links a{font-size:13px;color:#aab9b5;transition:.2s}
.footer-links a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:21px;display:flex;justify-content:space-between;gap:20px;color:#8ea09b;font-size:12px}
:focus-visible{outline:3px solid rgba(199,149,74,.7);outline-offset:3px}
@media(max-width:900px){
  .header-action{display:none}.nav-list{gap:0}.nav-list a{padding:9px 10px}
  .feature-grid,.news-layout,.topic-layout{grid-template-columns:1fr;gap:35px}
  .process{grid-template-columns:repeat(2,1fr)}
  .process-item:nth-child(2){border-right:0}.process-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:680px){
  .container{width:min(100% - 34px,var(--container))}
  .site-header,.header-inner{height:68px}.logo{min-width:0}.logo-text{font-size:15px}.logo-text small{display:none}
  .menu-toggle{display:block}.nav-list{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:10px 17px;box-shadow:var(--shadow)}
  .nav-list.show{display:block}.nav-list a{padding:12px 8px;border-bottom:1px solid #f0f0ed}
  .hero{min-height:585px;background-position:58% center}.hero-inner{padding:68px 0 42px}
  .hero h1{font-size:38px;max-width:100%}.hero-copy{font-size:16px;margin:18px 0 25px}
  .hero-actions{align-items:stretch;flex-direction:column;width:max-content;max-width:100%;gap:12px}.hero-index{margin-top:65px;gap:14px;display:block}.hero-index strong{display:block}
  .section{padding:65px 0}.section-header{display:block;margin-bottom:28px}.section-intro{margin-top:13px}
  .section h2{font-size:29px}.keyword-grid{grid-template-columns:1fr}.keyword-item{border-right:0;border-bottom:1px solid var(--line);padding:22px 20px}.keyword-item:last-child{border-bottom:0}
  .feature-copy h2{font-size:29px}.feature-image img{aspect-ratio:1.2/1}
  .topic-list{grid-template-columns:1fr}.topic-lead{min-height:250px;padding:28px}
  .process{grid-template-columns:1fr}.process-item{border-right:0;border-bottom:1px solid var(--line)}.process-item:last-child{border-bottom:0}
  .news-main{padding:18px}.news-main h3{font-size:21px}.news-row{grid-template-columns:65px 1fr;gap:10px}
  .cta{padding:52px 0}.cta-inner{display:block}.cta h2{font-size:29px}.cta-actions{margin-top:24px;flex-wrap:wrap}
  .footer-top{grid-template-columns:1fr;gap:28px}.footer-brand{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
}
@media(max-width:480px){
  .hero h1{font-size:34px}.hero-index{margin-top:48px}.btn{width:100%}.hero-actions{width:100%}.cta-actions{display:grid;grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
      --ink:#173a35;
      --ink-deep:#102d2a;
      --gold:#c7954a;
      --gold-dark:#a97835;
      --gold-soft:#f3e6cb;
      --paper:#f7f5f0;
      --white:#fff;
      --mist:#eceae4;
      --text:#24322f;
      --muted:#68726f;
      --line:#dcded7;
      --shadow:0 18px 45px rgba(23,58,53,.10);
      --radius:10px;
      --container:1200px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--paper);line-height:1.75;font-size:16px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:3px solid rgba(199,149,74,.65);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{height:78px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:800;min-width:215px}
    .logo-mark{width:34px;height:34px;background:var(--gold);color:var(--white);display:grid;place-items:center;font-size:17px;font-weight:800;border-radius:5px;box-shadow:4px 4px 0 var(--ink)}
    .logo-text{font-size:17px;line-height:1.2;letter-spacing:0}
    .logo-text small{display:block;color:var(--muted);font-size:10px;font-weight:600;margin-top:2px}
    .nav-list{display:flex;align-items:center;gap:8px;list-style:none}
    .nav-list a{display:block;padding:9px 15px;color:#4b5955;font-size:14px;border-bottom:2px solid transparent;transition:.25s}
    .nav-list a:hover,.nav-list a:focus,.nav-list a.active{color:var(--ink);border-color:var(--gold);background:#faf8f2}
    .header-action{padding:11px 18px;background:var(--ink);color:#fff;font-size:13px;border-radius:5px;transition:.25s;white-space:nowrap}
    .header-action:hover,.header-action:focus{background:var(--gold);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px;width:44px;height:44px}
    .page-banner{background:var(--mist);border-bottom:1px solid var(--line);padding:42px 0 48px}
    .breadcrumb{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin-bottom:38px}
    .breadcrumb a:hover{color:var(--ink);text-decoration:underline;text-decoration-color:var(--gold)}
    .breadcrumb .current{color:var(--ink);font-weight:700}
    .banner-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:end;gap:70px}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--gold-dark);font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:15px}
    .eyebrow:before{content:"";width:28px;height:2px;background:var(--gold)}
    h1,h2,h3{color:var(--ink);font-weight:800}
    .page-banner h1{font-size:clamp(34px,4.8vw,54px);line-height:1.22;max-width:680px}
    .page-banner h1 em{font-style:normal;color:var(--gold-dark)}
    .banner-copy{color:var(--muted);font-size:16px;line-height:1.9;max-width:490px}
    .keyword-index{display:grid;grid-template-columns:repeat(3,1fr);border-left:1px solid var(--line);margin-top:28px}
    .keyword-index div{padding:6px 18px;border-right:1px solid var(--line)}
    .keyword-index b{display:block;color:var(--ink);font-size:16px}
    .keyword-index span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
    .section{padding:88px 0}
    .section-header{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:38px}
    .section-kicker{font-size:12px;color:var(--gold-dark);font-weight:800;letter-spacing:1px;margin-bottom:8px}
    .section h2{font-size:34px;line-height:1.3}
    .section-intro{max-width:545px;color:var(--muted);font-size:15px;line-height:1.85}
    .guide-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}
    .guide-image{position:relative}
    .guide-image:after{content:"JINNINAHUI";position:absolute;bottom:18px;left:18px;color:rgba(255,255,255,.85);font-weight:800;letter-spacing:2px;font-size:12px}
    .guide-image img{width:100%;aspect-ratio:1.1/1;object-fit:cover;border-radius:var(--radius)}
    .guide-copy h2{font-size:31px;margin-bottom:17px}
    .guide-copy>p{color:var(--muted);line-height:1.9;margin-bottom:25px}
    .number-list{list-style:none;border-top:1px solid var(--line);margin:24px 0 28px}
    .number-list li{display:grid;grid-template-columns:42px 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}
    .number-list b{color:var(--gold-dark);font-size:14px}
    .number-list strong{display:block;color:var(--ink);font-size:15px}
    .number-list span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:5px;font-size:14px;font-weight:700;border:1px solid transparent;transition:.25s}
    .btn-primary{background:var(--ink);color:#fff}
    .btn-primary:hover,.btn-primary:focus{background:var(--gold);transform:translateY(-2px);box-shadow:0 8px 18px rgba(23,58,53,.16)}
    .btn-outline{color:var(--ink);border-color:var(--ink)}
    .btn-outline:hover,.btn-outline:focus{background:var(--ink);color:#fff}
    .guide-map{background:#ebe9e2}
    .map-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .map-item{background:#fff;border:1px solid var(--line);padding:26px;min-height:178px;transition:.25s}
    .map-item:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow)}
    .map-item:first-child{background:var(--ink);color:#fff}
    .map-item:first-child h3{color:#fff}
    .map-item:first-child p{color:rgba(255,255,255,.72)}
    .map-no{font-size:12px;font-weight:800;color:var(--gold-dark)}
    .map-item h3{font-size:20px;margin:9px 0 8px}
    .map-item p{font-size:13px;color:var(--muted);line-height:1.75}
    .map-item a{display:inline-block;margin-top:13px;font-size:13px;font-weight:700;border-bottom:1px solid var(--gold)}
    .reading-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .reading-grid{display:grid;grid-template-columns:1fr 1fr 1fr}
    .reading-item{padding:25px 28px;border-right:1px solid var(--line)}
    .reading-item:last-child{border-right:0}
    .reading-item b{font-size:29px;color:var(--gold-dark)}
    .reading-item h3{font-size:18px;margin:4px 0}
    .reading-item p{font-size:13px;color:var(--muted);line-height:1.7}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
    .faq-note{color:var(--muted);line-height:1.9}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:19px 0;background:none;color:var(--ink);font-weight:700;text-align:left}
    .faq-question span:last-child{width:25px;height:25px;display:grid;place-items:center;border:1px solid var(--gold);color:var(--gold-dark);border-radius:50%;font-size:18px;line-height:1;transition:.2s}
    .faq-answer{display:none;color:var(--muted);font-size:14px;line-height:1.85;padding:0 45px 20px 0}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{background:var(--gold);color:#fff;transform:rotate(45deg)}
    .cta{background:var(--ink);color:#fff;padding:58px 0}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}
    .cta h2{color:#fff;font-size:31px;line-height:1.4}
    .cta p{color:rgba(255,255,255,.72);font-size:14px;margin-top:8px}
    .cta-actions{display:flex;gap:14px;flex-shrink:0}
    .cta .btn-primary{background:var(--gold)}
    .cta .btn-primary:hover{background:#e0b56e}
    .cta .btn-outline{color:#fff;border-color:rgba(255,255,255,.5)}
    .cta .btn-outline:hover{background:#fff;color:var(--ink)}
    .site-footer{background:var(--ink-deep);color:#fff;padding:56px 0 23px}
    .footer-top{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:54px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.15)}
    .footer-brand{font-size:18px;font-weight:800}
    .footer-brand p{max-width:390px;color:rgba(255,255,255,.62);font-size:13px;line-height:1.8;font-weight:400;margin-top:13px}
    .footer-title{font-size:13px;color:var(--gold-soft);font-weight:700;margin-bottom:13px}
    .footer-links{list-style:none}
    .footer-links li{margin:6px 0}
    .footer-links a{font-size:13px;color:rgba(255,255,255,.64);transition:.2s}
    .footer-links a:hover,.footer-links a:focus{color:#fff;padding-left:4px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:rgba(255,255,255,.48);font-size:12px}
    @media(max-width:1024px){
      .header-action{display:none}
      .banner-grid{gap:35px}
      .guide-layout,.faq-layout{gap:40px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 36px,var(--container))}
      .site-header,.header-inner{height:68px}
      .logo{min-width:0}
      .logo-text{font-size:15px}
      .logo-text small{font-size:9px}
      .menu-toggle{display:block}
      .nav-list{display:none;position:absolute;top:68px;left:0;right:0;padding:10px 18px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav-list.show{display:flex}
      .nav-list a{padding:12px 10px}
      .page-banner{padding:27px 0 36px}
      .breadcrumb{margin-bottom:26px}
      .banner-grid,.guide-layout,.faq-layout{grid-template-columns:1fr}
      .page-banner h1{font-size:38px}
      .keyword-index{margin-top:28px}
      .section{padding:62px 0}
      .section-header{display:block;margin-bottom:26px}
      .section-intro{margin-top:13px}
      .guide-image img{aspect-ratio:1.35/1}
      .map-grid{grid-template-columns:1fr}
      .reading-grid{grid-template-columns:1fr}
      .reading-item{border-right:0;border-bottom:1px solid var(--line)}
      .reading-item:last-child{border-bottom:0}
      .cta-inner{display:block}
      .cta-actions{margin-top:25px;flex-wrap:wrap}
      .footer-top{grid-template-columns:1fr 1fr;gap:30px}
      .footer-brand{grid-column:1/-1}
    }
    @media(max-width:480px){
      .container{width:calc(100% - 30px)}
      .logo-mark{width:30px;height:30px;font-size:15px}
      .logo-text{font-size:14px}
      .page-banner h1{font-size:32px}
      .keyword-index{grid-template-columns:1fr;gap:12px;border-left:0}
      .keyword-index div{border-right:0;border-left:2px solid var(--gold);padding:2px 12px}
      .section h2,.guide-copy h2{font-size:27px}
      .map-item{padding:22px;min-height:0}
      .cta h2{font-size:26px}
      .cta-actions .btn{width:100%}
      .footer-top{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }

/* roulang page: article */
:root{
      --ink:#173a35;
      --ink-deep:#102d2a;
      --gold:#c7954a;
      --gold-dark:#a87535;
      --gold-soft:#f3e6cb;
      --paper:#f7f5f0;
      --white:#fff;
      --mist:#eceae4;
      --text:#24322f;
      --muted:#68726f;
      --line:#dcded7;
      --shadow:0 18px 45px rgba(23,58,53,.10);
      --shadow-small:0 8px 22px rgba(23,58,53,.08);
      --radius:10px;
      --container:1200px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:var(--paper);
      font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--ink)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    :focus-visible{outline:3px solid rgba(199,149,74,.55);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      height:78px;
      background:rgba(255,255,255,.97);
      border-bottom:1px solid var(--line);
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:blur(12px);
    }
    .header-inner{
      height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--ink);
      font-weight:800;
      min-width:215px;
    }
    .logo-mark{
      width:34px;
      height:34px;
      background:var(--gold);
      color:#fff;
      display:grid;
      place-items:center;
      font-size:17px;
      font-weight:800;
      border-radius:5px;
      box-shadow:4px 4px 0 var(--ink);
      flex:0 0 auto;
    }
    .logo-text{font-size:17px;line-height:1.2;letter-spacing:0}
    .logo-text small{
      display:block;
      color:var(--muted);
      font-size:10px;
      font-weight:600;
      margin-top:2px;
    }
    .nav-list{
      display:flex;
      align-items:center;
      gap:8px;
      list-style:none;
      padding:0;
      margin:0;
    }
    .nav-list a{
      display:block;
      padding:9px 15px;
      color:#4b5955;
      font-size:14px;
      border-bottom:2px solid transparent;
      transition:.25s ease;
    }
    .nav-list a:hover,.nav-list a:focus,.nav-list a.active{
      color:var(--ink);
      border-color:var(--gold);
      background:#faf8f2;
    }
    .header-action{
      padding:11px 18px;
      background:var(--ink);
      color:#fff;
      font-size:13px;
      border-radius:5px;
      transition:.25s ease;
      white-space:nowrap;
    }
    .header-action:hover,.header-action:focus{
      background:var(--gold);
      color:#fff;
      transform:translateY(-2px);
    }
    .menu-toggle{
      display:none;
      background:transparent;
      color:var(--ink);
      font-size:25px;
      width:44px;
      height:44px;
    }
    .article-banner{
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(16,45,42,.95),rgba(23,58,53,.88)),
        url("/assets/images/backpic/back-2.webp") center/cover;
      color:#fff;
    }
    .article-banner::after{
      content:"";
      position:absolute;
      right:8%;
      top:0;
      width:1px;
      height:100%;
      background:rgba(255,255,255,.18);
      transform:skewX(-18deg);
    }
    .banner-inner{padding:70px 0 76px;position:relative;z-index:1}
    .breadcrumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:9px;
      color:rgba(255,255,255,.62);
      font-size:13px;
      margin-bottom:28px;
    }
    .breadcrumbs a{border-bottom:1px solid rgba(255,255,255,.35)}
    .breadcrumbs a:hover{color:#fff;border-color:var(--gold)}
    .breadcrumbs .current{color:var(--gold-soft)}
    .banner-kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--gold-soft);
      font-size:13px;
      font-weight:700;
      margin-bottom:16px;
    }
    .banner-kicker::before{
      content:"";
      width:28px;
      height:2px;
      background:var(--gold);
    }
    .banner-inner h1{
      max-width:880px;
      margin:0;
      color:#fff;
      font-size:clamp(34px,5vw,56px);
      line-height:1.28;
      font-weight:800;
      overflow-wrap:anywhere;
    }
    .article-meta{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px 22px;
      margin-top:25px;
      color:rgba(255,255,255,.72);
      font-size:13px;
    }
    .meta-tag,.content-tag{
      display:inline-flex;
      align-items:center;
      min-height:26px;
      padding:2px 9px;
      border:1px solid rgba(199,149,74,.6);
      border-radius:5px;
      color:var(--gold-soft);
      font-size:12px;
      font-weight:700;
    }
    .reading-layout{
      display:grid;
      grid-template-columns:minmax(0,820px) 280px;
      gap:76px;
      align-items:start;
      padding:78px 0 96px;
    }
    .article-main{min-width:0}
    .article-intro{
      padding:22px 25px;
      margin-bottom:38px;
      background:#fff;
      border-left:4px solid var(--gold);
      color:#50605b;
      font-size:16px;
      line-height:1.85;
      box-shadow:var(--shadow-small);
    }
    .article-content{
      color:#33413d;
      font-size:17px;
      line-height:1.95;
      overflow-wrap:anywhere;
    }
    .article-content p{margin:0 0 25px}
    .article-content h2{
      color:var(--ink);
      font-size:30px;
      line-height:1.4;
      margin:48px 0 18px;
      padding-left:17px;
      border-left:3px solid var(--gold);
    }
    .article-content h3{
      color:var(--ink);
      font-size:22px;
      line-height:1.5;
      margin:35px 0 13px;
    }
    .article-content ul,.article-content ol{
      margin:0 0 27px;
      padding-left:28px;
    }
    .article-content li{padding:4px 0}
    .article-content blockquote{
      margin:32px 0;
      padding:23px 27px;
      background:var(--gold-soft);
      color:var(--ink);
      border-left:4px solid var(--gold);
      font-size:18px;
    }
    .article-content img{
      width:100%;
      margin:32px 0 8px;
      border-radius:var(--radius);
      box-shadow:var(--shadow-small);
    }
    .article-content figure{margin:32px 0}
    .article-content figcaption{
      color:var(--muted);
      font-size:13px;
      text-align:center;
      line-height:1.6;
    }
    .article-content table{
      width:100%;
      margin:28px 0;
      border-collapse:collapse;
      background:#fff;
      font-size:14px;
    }
    .article-content th,.article-content td{
      padding:12px 14px;
      border:1px solid var(--line);
      text-align:left;
    }
    .article-content th{background:var(--mist);color:var(--ink)}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:42px 0}
    .empty-state{
      padding:56px 30px;
      text-align:center;
      background:#fff;
      border:1px solid var(--line);
      color:var(--muted);
    }
    .empty-state strong{
      display:block;
      color:var(--ink);
      font-size:22px;
      margin-bottom:9px;
    }
    .empty-state a{
      display:inline-flex;
      margin-top:20px;
      padding:11px 18px;
      background:var(--ink);
      color:#fff;
      border-radius:5px;
      font-size:14px;
      font-weight:700;
    }
    .article-side{
      position:sticky;
      top:110px;
    }
    .side-panel{
      padding:24px 22px;
      background:#fff;
      border:1px solid var(--line);
      margin-bottom:18px;
    }
    .side-title{
      display:flex;
      align-items:center;
      gap:9px;
      color:var(--ink);
      font-size:16px;
      font-weight:800;
      margin-bottom:17px;
    }
    .side-title::before{
      content:"";
      width:4px;
      height:18px;
      background:var(--gold);
    }
    .toc-list,.side-links{
      list-style:none;
      padding:0;
      margin:0;
    }
    .toc-list li,.side-links li{
      border-top:1px solid var(--line);
    }
    .toc-list a,.side-links a{
      display:block;
      padding:11px 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
      transition:.2s ease;
    }
    .toc-list a:hover,.side-links a:hover{
      color:var(--ink);
      padding-left:5px;
    }
    .side-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
      margin:0;
    }
    .side-button{
      display:flex;
      justify-content:center;
      align-items:center;
      min-height:44px;
      background:var(--ink);
      color:#fff;
      border-radius:5px;
      font-size:13px;
      font-weight:700;
      transition:.25s ease;
    }
    .side-button:hover{background:var(--gold);color:#fff;transform:translateY(-2px)}
    .article-footer{
      margin-top:60px;
      padding-top:25px;
      border-top:1px solid var(--line);
      display:flex;
      justify-content:space-between;
      gap:20px;
      color:var(--muted);
      font-size:13px;
    }
    .article-footer a{
      color:var(--ink);
      font-weight:700;
      border-bottom:1px solid var(--gold);
    }
    .related-section{
      padding:62px 0 76px;
      background:var(--mist);
    }
    .section-heading{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:25px;
    }
    .section-kicker{
      color:var(--gold);
      font-size:12px;
      font-weight:800;
      letter-spacing:1px;
      margin-bottom:7px;
    }
    .section-heading h2{
      color:var(--ink);
      font-size:30px;
      line-height:1.35;
      margin:0;
    }
    .section-heading p{
      max-width:430px;
      color:var(--muted);
      font-size:14px;
      margin:0;
    }
    .related-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .related-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding:22px 24px;
      background:#fff;
      border:1px solid var(--line);
      transition:.25s ease;
    }
    .related-item:hover{
      border-color:var(--gold);
      transform:translateY(-2px);
      box-shadow:var(--shadow-small);
    }
    .related-info{min-width:0}
    .related-info .content-tag{
      color:var(--gold-dark);
      border-color:var(--gold);
      margin-bottom:8px;
    }
    .related-info h3{
      color:var(--ink);
      font-size:17px;
      line-height:1.55;
      margin:0;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .related-arrow{
      color:var(--gold);
      font-size:25px;
      transition:.25s ease;
      flex:0 0 auto;
    }
    .related-item:hover .related-arrow{transform:translateX(4px)}
    .cta-band{
      padding:72px 0;
      background:var(--ink-deep);
      color:#fff;
    }
    .cta-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:38px;
    }
    .cta-inner h2{
      color:#fff;
      font-size:32px;
      line-height:1.4;
      margin:0 0 10px;
    }
    .cta-inner p{
      color:rgba(255,255,255,.7);
      font-size:15px;
      margin:0;
    }
    .cta-actions{display:flex;align-items:center;gap:20px;flex:0 0 auto}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:0 21px;
      border-radius:5px;
      font-size:14px;
      font-weight:700;
      border:1px solid transparent;
      transition:.25s ease;
    }
    .btn-primary{background:var(--gold);color:#fff}
    .btn-primary:hover,.btn-primary:focus{
      background:var(--gold-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 8px 18px rgba(0,0,0,.18);
    }
    .btn-light{color:#fff;border-color:rgba(255,255,255,.5)}
    .btn-light:hover,.btn-light:focus{background:#fff;color:var(--ink)}
    .site-footer{
      padding:48px 0 22px;
      background:#102d2a;
      color:#fff;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.7fr 1fr 1fr;
      gap:45px;
      padding-bottom:38px;
    }
    .footer-brand{
      color:#fff;
      font-size:18px;
      font-weight:800;
      line-height:1.4;
    }
    .footer-brand p{
      max-width:370px;
      color:rgba(255,255,255,.62);
      font-size:13px;
      font-weight:400;
      line-height:1.8;
      margin:13px 0 0;
    }
    .footer-title{
      color:var(--gold-soft);
      font-size:13px;
      font-weight:800;
      margin-bottom:12px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
    }
    .footer-links li{margin:7px 0}
    .footer-links a{
      color:rgba(255,255,255,.65);
      font-size:13px;
      transition:.2s ease;
    }
    .footer-links a:hover{color:#fff;padding-left:3px}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.48);
      font-size:12px;
    }
    @media (max-width:1024px){
      .article-side{top:100px}
      .reading-layout{grid-template-columns:minmax(0,1fr) 245px;gap:38px}
      .header-action{display:none}
      .logo{min-width:190px}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 34px))}
      .site-header,.header-inner{height:68px}
      .header-inner{gap:12px}
      .logo{min-width:0}
      .logo-text{font-size:15px}
      .logo-text small{font-size:9px}
      .logo-mark{width:31px;height:31px;font-size:15px}
      .menu-toggle{display:block}
      .nav-list{
        display:none;
        position:absolute;
        top:68px;
        left:0;
        right:0;
        padding:12px 17px 17px;
        background:#fff;
        border-bottom:1px solid var(--line);
        box-shadow:var(--shadow-small);
      }
      .nav-list.is-open{display:block}
      .nav-list li{margin:2px 0}
      .nav-list a{padding:12px 13px}
      .banner-inner{padding:48px 0 55px}
      .banner-inner h1{font-size:36px}
      .reading-layout{display:flex;flex-direction:column;padding:53px 0 65px;gap:32px}
      .article-side{position:static;order:-1;width:100%}
      .side-panel{margin-bottom:13px}
      .toc-list{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
      .article-content{font-size:16px}
      .article-content h2{font-size:27px;margin-top:38px}
      .article-footer{display:block}
      .article-footer a{display:inline-block;margin-top:12px}
      .section-heading,.cta-inner{display:block}
      .section-heading p{margin-top:12px}
      .related-grid{grid-template-columns:1fr}
      .cta-actions{margin-top:25px;flex-wrap:wrap}
      .footer-top{grid-template-columns:1fr 1fr;gap:30px}
      .footer-brand{grid-column:1 / -1}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}
      .logo-text{font-size:14px}
      .banner-inner h1{font-size:31px}
      .breadcrumbs{margin-bottom:22px}
      .article-meta{gap:8px 14px}
      .article-intro{padding:17px 18px;font-size:15px}
      .article-content blockquote{padding:18px 20px;font-size:16px}
      .toc-list{display:block}
      .toc-list a{padding:9px 0}
      .related-item{padding:18px}
      .cta-inner h2{font-size:27px}
      .cta-actions{display:flex;flex-direction:column;align-items:stretch;gap:11px}
      .cta-actions .btn{width:100%}
      .footer-top{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:7px}
    }