/* roulang page: index */
:root{
  --ink:#242a27;
  --muted:#68716b;
  --green:#23483d;
  --green-deep:#17382f;
  --green-soft:#dfe9df;
  --amber:#b56d3b;
  --amber-dark:#8f4f29;
  --cream:#f7f4ee;
  --paper:#fffefa;
  --sand:#eee8dd;
  --line:#d8d8cc;
  --radius:16px;
  --shadow:0 16px 40px rgba(35,72,61,.09);
  --shadow-hover:0 20px 45px rgba(35,72,61,.15);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid rgba(181,109,59,.55);outline-offset:3px}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.notice{height:36px;background:var(--green);color:#f8f4eb;font-size:13px;display:flex;align-items:center}
.notice .container{display:flex;align-items:center;gap:10px}
.notice-mark{width:7px;height:7px;border-radius:50%;background:#e1a269;display:inline-block}
.site-header{background:rgba(247,244,238,.96);border-bottom:1px solid rgba(216,216,204,.8);position:sticky;top:0;z-index:20}
.navbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;min-width:max-content}
.brand-seal{width:38px;height:38px;border:1px solid var(--amber);color:var(--amber);display:grid;place-items:center;border-radius:10px;font-size:17px;font-weight:800;transform:rotate(-5deg)}
.brand-copy{display:flex;flex-direction:column;line-height:1.2}
.brand-copy strong{font-size:17px;letter-spacing:.04em;color:var(--green)}
.brand-copy small{font-size:11px;color:var(--amber);letter-spacing:.12em;margin-top:4px}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-links a{padding:10px 15px;font-size:14px;color:var(--muted);border-radius:8px;transition:.2s ease;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--green);background:#e8eee7}
.nav-links a.active:after{content:"";height:2px;background:var(--amber);position:absolute;left:15px;right:15px;bottom:4px}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:9px;min-height:46px;padding:0 20px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}
.nav-action{background:var(--amber);color:white;font-size:13px;min-height:42px}
.nav-action:hover,.btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(181,109,59,.2)}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);color:var(--green);width:44px;height:44px;border-radius:8px;font-size:21px}
.hero{padding:82px 0 70px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,244,238,.98) 28%,rgba(247,244,238,.74) 58%,rgba(247,244,238,.15)),url("/assets/images/backpic/back-1.png") center right/cover no-repeat;opacity:.95;z-index:-1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:64px;align-items:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before,.section-kicker:before{content:"";width:25px;height:2px;background:var(--amber)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(40px,5vw,64px);line-height:1.18;letter-spacing:-.04em;color:var(--green-deep);margin:20px 0 22px;max-width:720px}
h1 em{font-style:normal;color:var(--amber)}
.hero-lead{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:30px}
.button-row{display:flex;flex-wrap:wrap;gap:12px}
.btn-primary{background:var(--green);color:white}
.btn-secondary{background:rgba(255,254,250,.82);color:var(--green);border:1px solid #b8c6b7}
.btn-secondary:hover{border-color:var(--amber);color:var(--amber);transform:translateY(-2px)}
.hero-art{position:relative;min-height:390px;border-radius:24px;overflow:hidden;background:var(--green);box-shadow:var(--shadow)}
.hero-art img{width:100%;height:390px;object-fit:cover;opacity:.82}
.art-caption{position:absolute;left:26px;right:26px;bottom:24px;background:rgba(23,56,47,.9);color:white;padding:18px 20px;border-radius:12px}
.art-caption strong{display:block;font-size:20px}
.art-caption span{font-size:13px;color:#cbd9cb}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:35px}
.badge,.tag{display:inline-flex;align-items:center;border-radius:99px;font-size:12px;padding:4px 11px;background:var(--green-soft);color:var(--green);font-weight:700}
.tag.amber{background:#f3dfd0;color:var(--amber-dark)}
.section{padding:96px 0}
.section.alt{background:var(--sand)}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
.section-heading h2{font-size:clamp(30px,4vw,42px);line-height:1.25;color:var(--green-deep);margin:12px 0 0;letter-spacing:-.03em}
.section-heading p{max-width:480px;color:var(--muted);margin:0}
.keyword-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:16px}
.keyword-card{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--paper);min-height:220px;transition:.25s ease;position:relative;overflow:hidden}
.keyword-card:first-child{background:var(--green);color:white}
.keyword-card:hover,.content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--green)}
.keyword-number{font-size:13px;color:var(--amber);font-weight:800}
.keyword-card h3{font-size:25px;margin:25px 0 9px;letter-spacing:-.02em}
.keyword-card p{color:var(--muted);font-size:14px;margin-bottom:20px}
.keyword-card:first-child p{color:#cfddd1}
.text-link{font-size:13px;color:var(--amber-dark);font-weight:800;border-bottom:1px solid transparent;transition:.2s}
.text-link:hover{border-color:var(--amber)}
.keyword-card:first-child .text-link{color:#f2c399}
.split-layout{display:grid;grid-template-columns:7fr 5fr;gap:22px;align-items:stretch}
.feature-card{background:var(--green);color:white;border-radius:20px;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:350px}
.feature-card img{width:100%;height:100%;object-fit:cover;opacity:.82}
.feature-info{padding:34px;display:flex;flex-direction:column;justify-content:center}
.feature-info h3{font-size:29px;line-height:1.35;margin:15px 0}
.feature-info p{color:#d3ded4;font-size:14px}
.index-list{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:12px 26px}
.index-item{display:flex;gap:18px;align-items:flex-start;padding:22px 0;border-bottom:1px solid var(--line)}
.index-item:last-child{border-bottom:0}
.index-item b{color:var(--amber);font-size:13px;min-width:25px}
.index-item h3{font-size:17px;margin:0 0 4px;color:var(--green)}
.index-item p{font-size:13px;color:var(--muted);margin:0}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:28px 24px 10px 0;border-right:1px solid var(--line);margin-right:24px}
.step:last-child{border:0}
.step-num{color:var(--amber);font-size:13px;font-weight:800}
.step h3{font-size:19px;color:var(--green);margin:13px 0 7px}
.step p{font-size:14px;color:var(--muted);margin:0}
.visual-panel{display:grid;grid-template-columns:5fr 7fr;gap:34px;align-items:center}
.visual-panel img{width:100%;height:360px;object-fit:cover;border-radius:20px;background:var(--green-soft)}
.visual-copy{padding:15px 0}
.visual-copy h2{font-size:34px;color:var(--green-deep);line-height:1.3;margin:14px 0}
.visual-copy p{color:var(--muted)}
.mini-list{list-style:none;padding:0;margin:24px 0}
.mini-list li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;font-size:14px}
.mini-list li:before{content:"→";color:var(--amber);font-weight:800}
.updates{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.update-item{display:grid;grid-template-columns:105px 1fr auto;gap:22px;align-items:center;padding:24px 28px;border-bottom:1px solid var(--line);transition:.2s}
.update-item:last-child{border-bottom:0}
.update-item:hover{background:#f4f5ef}
.update-date{font-size:12px;color:var(--muted)}
.update-body h3{font-size:18px;color:var(--green);margin:0 0 4px;line-height:1.4}
.update-body p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.update-arrow{color:var(--amber);font-size:20px}
.empty-state{padding:48px;text-align:center;color:var(--muted)}
.empty-state strong{display:block;color:var(--green);font-size:18px;margin-bottom:8px}
.faq-list{max-width:900px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;padding:21px 5px;font-size:17px;font-weight:700;color:var(--green);display:flex;justify-content:space-between;gap:20px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";color:var(--amber);font-size:23px;font-weight:400}
.faq-item[open] summary:after{content:"−"}
.faq-answer{padding:0 45px 22px 5px;color:var(--muted);font-size:14px}
.cta{padding:58px 0;background:var(--green-deep);color:white}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:35px}
.cta h2{font-size:34px;line-height:1.3;margin:10px 0}
.cta p{color:#c9d8cc;margin:0;max-width:620px}
.cta .btn-primary{background:var(--amber)}
.cta .btn-primary:hover{background:#cf8550}
.site-footer{background:#182d27;color:#d7e0d5;padding:60px 0 22px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px;padding-bottom:42px}
.footer-brand strong{font-size:21px;display:block;color:white;margin-bottom:10px}
.footer-brand p{color:#aebdb0;font-size:13px;max-width:330px}
.footer-title{color:white;font-weight:700;margin-bottom:15px}
.footer-links{display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13px;color:#b9c8ba;transition:.2s}
.footer-links a:hover{color:#e2a06f;padding-left:3px}
.footer-bottom{border-top:1px solid rgba(220,230,218,.16);padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#91a195;font-size:12px}
@media(max-width:1024px){
  .hero-grid,.split-layout{gap:34px}
  .visual-panel{grid-template-columns:1fr 1fr}
  .keyword-grid{grid-template-columns:1fr 1fr}
  .keyword-card:first-child{grid-column:span 2}
}
@media(max-width:768px){
  .container{width:min(100% - 40px,var(--container))}
  .navbar{min-height:68px}
  .menu-toggle{display:block}
  .nav-action{display:none}
  .nav-links{display:none;position:absolute;left:20px;right:20px;top:68px;background:var(--paper);padding:10px;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 15px}
  .hero{padding:58px 0 54px}
  .hero-grid,.split-layout,.visual-panel{grid-template-columns:1fr}
  .hero-art{min-height:280px}
  .hero-art img{height:280px}
  h1{font-size:40px}
  .section{padding:68px 0}
  .section-heading{display:block}
  .section-heading p{margin-top:15px}
  .keyword-grid{grid-template-columns:1fr}
  .keyword-card:first-child{grid-column:auto}
  .feature-card{grid-template-columns:1fr}
  .feature-card img{height:220px}
  .feature-info{padding:26px}
  .steps{grid-template-columns:1fr 1fr;border-top:0}
  .step{border-top:1px solid var(--line);padding-top:22px;margin-right:18px;padding-bottom:25px}
  .update-item{grid-template-columns:1fr auto;gap:4px 15px;padding:20px}
  .update-date{grid-column:1 / 2}
  .update-body{grid-column:1 / 2}
  .update-arrow{grid-column:2;grid-row:1 / 3}
  .cta-inner{display:block}
  .cta .button-row{margin-top:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:span 2}
  .footer-bottom{display:block}
  .footer-bottom span{display:block;margin-top:7px}
}
@media(max-width:520px){
  .brand-copy strong{font-size:15px}
  .brand-seal{width:34px;height:34px}
  .hero-tags{gap:7px}
  .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .step{margin-right:0}
  .visual-panel img{height:250px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:auto}
}

/* roulang page: article */
:root{
      --ink:#242a27;
      --muted:#68716b;
      --green:#23483d;
      --green-deep:#17382f;
      --green-soft:#dfe9df;
      --amber:#b56d3b;
      --amber-dark:#8f4f29;
      --cream:#f7f4ee;
      --paper:#fffefa;
      --sand:#eee8dd;
      --line:#d8d8cc;
      --radius:16px;
      --shadow:0 16px 40px rgba(35,72,61,.09);
      --shadow-hover:0 20px 45px rgba(35,72,61,.15);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    ::selection{background:#d9e7d9;color:var(--green-deep)}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .notice{background:var(--green-deep);color:#e8f0e8;font-size:12px;letter-spacing:.03em}
    .notice .container{min-height:35px;display:flex;align-items:center;gap:10px}
    .notice-mark{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(181,109,59,.18)}
    .site-header{background:rgba(247,244,238,.97);border-bottom:1px solid rgba(216,216,204,.9);position:sticky;top:0;z-index:30}
    .navbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-seal{width:38px;height:38px;border:1px solid var(--amber);color:var(--amber);display:grid;place-items:center;border-radius:10px;font-size:17px;font-weight:800;transform:rotate(-5deg)}
    .brand-copy{display:flex;flex-direction:column;line-height:1.2}
    .brand-copy strong{font-size:17px;letter-spacing:.04em;color:var(--green)}
    .brand-copy small{font-size:11px;color:var(--amber);letter-spacing:.12em;margin-top:4px}
    .nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
    .nav-links a{padding:10px 15px;font-size:14px;color:var(--muted);border-radius:8px;transition:.2s ease;position:relative}
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#e8eee7}
    .nav-links a.active:after{content:"";height:2px;background:var(--amber);position:absolute;left:15px;right:15px;bottom:4px}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:9px;min-height:46px;padding:0 20px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s,border-color .2s}
    .nav-action{background:var(--amber);color:#fff;font-size:13px;min-height:42px}
    .nav-action:hover,.btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(181,109,59,.2)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);color:var(--green);width:44px;height:44px;border-radius:8px;font-size:21px}
    .menu-toggle:focus-visible,.btn:focus-visible,.nav-action:focus-visible,.nav-links a:focus-visible,.text-link:focus-visible{outline:3px solid rgba(181,109,59,.4);outline-offset:3px}
    .article-hero{padding:56px 0 62px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
    .article-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(247,244,238,.97) 10%,rgba(247,244,238,.86) 54%,rgba(247,244,238,.38)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;z-index:-1}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:24px}
    .breadcrumb a{color:var(--green);font-weight:700;transition:color .2s}
    .breadcrumb a:hover{color:var(--amber)}
    .breadcrumb span{color:#a6aaa3}
    .article-hero-inner{max-width:920px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--amber)}
    h1{font-size:clamp(34px,5vw,58px);line-height:1.2;letter-spacing:-.04em;color:var(--green-deep);margin:15px 0 21px;word-break:break-word}
    .article-summary{max-width:780px;color:#55605a;font-size:17px;margin:0}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;margin-top:27px;color:var(--muted);font-size:13px}
    .badge,.tag{display:inline-flex;align-items:center;border-radius:99px;font-size:12px;padding:4px 11px;background:var(--green-soft);color:var(--green);font-weight:700}
    .tag.amber{background:#f3dfd0;color:var(--amber-dark)}
    .article-shell{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;padding:72px 0 92px;align-items:start}
    .reading-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:clamp(26px,5vw,58px);box-shadow:var(--shadow)}
    .article-content{font-size:17px;color:#343b37}
    .article-content>*:first-child{margin-top:0}
    .article-content h2,.article-content h3,.article-content h4{color:var(--green-deep);line-height:1.35;letter-spacing:-.02em;scroll-margin-top:115px}
    .article-content h2{font-size:30px;margin:52px 0 19px;padding-top:4px}
    .article-content h3{font-size:23px;margin:38px 0 15px}
    .article-content h4{font-size:18px;margin:28px 0 12px}
    .article-content p{margin:0 0 22px}
    .article-content ul,.article-content ol{padding-left:1.5em;margin:0 0 24px}
    .article-content li{margin:9px 0;padding-left:4px}
    .article-content li::marker{color:var(--amber);font-weight:800}
    .article-content a{color:var(--amber-dark);font-weight:700;border-bottom:1px solid rgba(181,109,59,.45)}
    .article-content a:hover{color:var(--green)}
    .article-content blockquote{margin:30px 0;padding:20px 24px;border-left:4px solid var(--amber);background:#faf1e9;color:#59605b;border-radius:0 12px 12px 0}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:42px 0}
    .article-content img{width:100%;border-radius:14px;background:var(--green-soft);margin:30px 0 10px;max-height:540px;object-fit:cover}
    .article-content figure{margin:30px 0}
    .article-content figcaption{color:var(--muted);font-size:13px;text-align:center;margin-top:10px}
    .article-content table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:28px 0;border:1px solid var(--line);border-radius:12px}
    .article-content th,.article-content td{padding:13px 15px;border:1px solid var(--line);text-align:left;white-space:nowrap}
    .article-content th{background:#edf2eb;color:var(--green);font-weight:800}
    .article-content strong{color:var(--green-deep)}
    .article-aside{position:sticky;top:104px}
    .aside-card{padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:16px;margin-bottom:18px}
    .aside-card h2{margin:0 0 13px;color:var(--green);font-size:17px}
    .aside-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .aside-list{list-style:none;padding:0;margin:14px 0 0}
    .aside-list li{border-top:1px solid var(--line);padding:12px 0;font-size:14px}
    .aside-list a{display:flex;gap:9px;align-items:flex-start;color:var(--green);font-weight:700;transition:color .2s}
    .aside-list a:before{content:"↗";color:var(--amber)}
    .aside-list a:hover{color:var(--amber-dark)}
    .article-return{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:38px;padding-top:25px;border-top:1px solid var(--line)}
    .article-return p{margin:0;color:var(--muted);font-size:14px}
    .btn-primary{background:var(--green);color:#fff}
    .btn-secondary{background:rgba(255,254,250,.82);color:var(--green);border:1px solid #b8c6b7}
    .btn-secondary:hover{border-color:var(--amber);color:var(--amber);transform:translateY(-2px)}
    .not-found{padding:34px;background:#faf1e9;border:1px solid #ecd3c1;border-radius:16px}
    .not-found h2{color:var(--green-deep);font-size:26px;margin:0 0 10px}
    .not-found p{color:var(--muted);margin:0 0 20px}
    .related-section{padding:74px 0 90px;background:var(--sand)}
    .section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:.08em}
    .section-kicker:before{content:"";width:25px;height:2px;background:var(--amber)}
    .section-heading h2{font-size:clamp(28px,4vw,40px);line-height:1.25;color:var(--green-deep);margin:10px 0 0;letter-spacing:-.03em}
    .section-heading p{max-width:460px;color:var(--muted);margin:0}
    .related-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:18px}
    .related-card{border:1px solid var(--line);background:var(--paper);border-radius:18px;padding:27px;transition:.25s ease}
    .related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--green)}
    .related-card img{width:100%;height:185px;object-fit:cover;border-radius:12px;margin-bottom:20px;background:var(--green-soft)}
    .related-card h3{font-size:21px;line-height:1.45;color:var(--green);margin:13px 0 10px}
    .related-card p{font-size:14px;color:var(--muted);margin:0 0 16px}
    .card-meta{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:var(--muted);font-size:12px}
    .text-link{font-size:14px;color:var(--amber-dark);font-weight:800;border-bottom:1px solid transparent;transition:.2s}
    .text-link:hover{border-color:var(--amber)}
    .site-footer{background:var(--green-deep);color:#d7e0d7;padding:61px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:42px}
    .footer-brand strong{color:#fff7ed;font-size:19px}
    .footer-brand p{max-width:390px;font-size:14px;color:#bccbbc;margin:12px 0 0}
    .footer-title{font-size:13px;font-weight:800;letter-spacing:.08em;color:#e6b68c;margin-bottom:13px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{font-size:14px;color:#d7e0d7;transition:.2s}
    .footer-links a:hover{color:#f0bf91;padding-left:3px}
    .footer-bottom{border-top:1px solid rgba(215,224,215,.18);padding-top:20px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#aec0ae}
    @media (max-width:1024px){
      .article-shell{grid-template-columns:1fr;gap:30px}
      .article-aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:18px}
      .aside-card{margin:0}
    }
    @media (max-width:768px){
      .container{width:min(100% - 40px,var(--container))}
      .navbar{min-height:68px;gap:12px}
      .nav-action{display:none}
      .menu-toggle{display:grid;place-items:center;margin-left:auto}
      .nav-links{display:none;position:absolute;top:68px;left:0;right:0;margin:0;padding:12px 20px 18px;background:var(--cream);border-bottom:1px solid var(--line);box-shadow:0 12px 18px rgba(35,72,61,.08);flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 14px}
      .article-hero{padding:40px 0 45px}
      .article-summary{font-size:16px}
      .article-shell{padding:48px 0 60px}
      .reading-card{border-radius:16px}
      .article-aside{grid-template-columns:1fr}
      .related-grid{grid-template-columns:1fr}
      .section-heading{display:block}
      .section-heading p{margin-top:13px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width:520px){
      .container{width:min(100% - 32px,var(--container))}
      .brand-copy strong{font-size:15px}
      .brand-seal{width:34px;height:34px}
      .notice .container{min-height:33px;font-size:11px}
      h1{font-size:34px}
      .article-meta{gap:8px 15px}
      .reading-card{padding:24px 20px}
      .article-content{font-size:16px;line-height:1.85}
      .article-content h2{font-size:26px;margin-top:42px}
      .article-content h3{font-size:21px}
      .article-return{display:block}
      .article-return .btn{width:100%;margin-top:17px}
      .related-section{padding:56px 0}
      .footer-grid{grid-template-columns:1fr;gap:26px}
      .footer-brand{grid-column:auto}
      .footer-bottom{display:grid}
    }

/* roulang page: category1 */
:root{
      --ink:#242a27;
      --muted:#68716b;
      --green:#23483d;
      --green-deep:#17382f;
      --green-soft:#dfe9df;
      --amber:#b56d3b;
      --amber-dark:#8f4f29;
      --cream:#f7f4ee;
      --paper:#fffefa;
      --sand:#eee8dd;
      --line:#d8d8cc;
      --radius:16px;
      --radius-lg:24px;
      --shadow:0 16px 40px rgba(35,72,61,.09);
      --shadow-hover:0 20px 45px rgba(35,72,61,.15);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(181,109,59,.55);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .notice{background:var(--green-deep);color:#e8efe8;font-size:13px}
    .notice .container{min-height:36px;display:flex;align-items:center;justify-content:center;gap:9px}
    .notice-mark{width:7px;height:7px;border-radius:50%;background:#e6ae75;box-shadow:0 0 0 4px rgba(230,174,117,.13)}
    .site-header{background:rgba(247,244,238,.97);border-bottom:1px solid rgba(216,216,204,.85);position:sticky;top:0;z-index:30}
    .navbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-seal{width:38px;height:38px;border:1px solid var(--amber);color:var(--amber);display:grid;place-items:center;border-radius:10px;font-size:17px;font-weight:800;transform:rotate(-5deg)}
    .brand-copy{display:flex;flex-direction:column;line-height:1.2}
    .brand-copy strong{font-size:17px;letter-spacing:.04em;color:var(--green)}
    .brand-copy small{font-size:11px;color:var(--amber);letter-spacing:.12em;margin-top:4px}
    .nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
    .nav-links a{padding:10px 15px;font-size:14px;color:var(--muted);border-radius:8px;transition:.2s ease;position:relative}
    .nav-links a:hover,.nav-links a.active{color:var(--green);background:#e8eee7}
    .nav-links a.active:after{content:"";height:2px;background:var(--amber);position:absolute;left:15px;right:15px;bottom:4px}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:9px;min-height:46px;padding:0 20px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s,border-color .2s}
    .nav-action{background:var(--amber);color:white;font-size:13px;min-height:42px}
    .nav-action:hover,.btn-primary:hover{background:var(--amber-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(181,109,59,.2)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--paper);color:var(--green);width:44px;height:44px;border-radius:8px;font-size:21px}
    .badge,.tag{display:inline-flex;align-items:center;border-radius:99px;font-size:12px;padding:4px 11px;background:var(--green-soft);color:var(--green);font-weight:700}
    .tag.amber{background:#f3dfd0;color:var(--amber-dark)}
    .section{padding:92px 0}
    .section.alt{background:var(--sand)}
    .section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--amber);font-size:13px;font-weight:800;letter-spacing:.08em}
    .section-kicker:before{content:"";width:25px;height:2px;background:var(--amber)}
    .section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
    .section-heading h2{font-size:clamp(29px,3.7vw,42px);line-height:1.25;color:var(--green-deep);margin:12px 0 0;letter-spacing:-.03em}
    .section-heading p{max-width:500px;color:var(--muted);margin:0}
    .btn-primary{background:var(--green);color:#fff}
    .btn-secondary{background:var(--paper);color:var(--green);border:1px solid #b8c6b7}
    .btn-secondary:hover{border-color:var(--amber);color:var(--amber);transform:translateY(-2px)}
    .text-link{font-size:14px;color:var(--amber-dark);font-weight:800;border-bottom:1px solid transparent;transition:.2s}
    .text-link:hover{border-color:var(--amber)}
    .category-hero{padding:52px 0 66px;background:linear-gradient(105deg,rgba(35,72,61,.98),rgba(35,72,61,.88) 54%,rgba(35,72,61,.34)),url("/assets/images/backpic/back-2.webp") center/cover no-repeat;color:#fff;overflow:hidden}
    .breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#d6e1d7;margin-bottom:30px}
    .breadcrumbs a{transition:color .2s}
    .breadcrumbs a:hover{color:#f1c99f}
    .breadcrumbs i{font-style:normal;opacity:.65}
    .category-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
    .category-hero .section-kicker{color:#f1c99f}
    .category-hero .section-kicker:before{background:#f1c99f}
    .category-hero h1{font-size:clamp(38px,5vw,60px);line-height:1.17;letter-spacing:-.045em;margin:15px 0 18px}
    .category-hero p{max-width:650px;color:#dbe6dc;font-size:17px;margin:0}
    .hero-tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:28px}
    .category-hero .tag{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.18)}
    .hero-image{height:286px;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.22);box-shadow:0 20px 45px rgba(10,30,23,.25)}
    .hero-image img{width:100%;height:100%;object-fit:cover;opacity:.9}
    .filter-bar{display:flex;gap:10px;overflow-x:auto;padding:3px 0 10px;scrollbar-width:thin}
    .filter-bar a{white-space:nowrap;border:1px solid var(--line);padding:9px 15px;border-radius:999px;background:var(--paper);font-size:13px;font-weight:700;color:var(--muted);transition:.2s}
    .filter-bar a:hover,.filter-bar a:first-child{color:#fff;background:var(--green);border-color:var(--green)}
    .guide-layout{display:grid;grid-template-columns:5fr 7fr;gap:28px;align-items:start}
    .guide-intro{background:var(--green);border-radius:var(--radius-lg);padding:34px;color:#fff;min-height:100%}
    .guide-intro h3{font-size:28px;line-height:1.35;margin:16px 0}
    .guide-intro p{color:#d4e0d5;margin:0 0 24px;font-size:15px}
    .guide-intro .tag{background:rgba(255,255,255,.13);color:#fff}
    .guide-list{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:8px 28px}
    .guide-item{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
    .guide-item:last-child{border-bottom:0}
    .guide-number{width:38px;height:38px;border-radius:11px;background:#f1e4d9;color:var(--amber-dark);font-size:13px;font-weight:800;display:grid;place-items:center}
    .guide-item h3{font-size:18px;margin:0 0 3px;color:var(--green)}
    .guide-item p{font-size:14px;color:var(--muted);margin:0}
    .guide-arrow{color:var(--amber);font-size:21px;font-weight:700}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .topic-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:27px;transition:.25s ease;display:flex;flex-direction:column;min-height:260px}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--green)}
    .topic-card h3{font-size:21px;line-height:1.4;color:var(--green);margin:20px 0 10px}
    .topic-card p{font-size:14px;color:var(--muted);margin:0 0 20px}
    .topic-card .text-link{margin-top:auto}
    .feature-split{display:grid;grid-template-columns:7fr 5fr;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
    .feature-photo{min-height:395px;background:var(--green-soft)}
    .feature-photo img{width:100%;height:100%;object-fit:cover}
    .feature-copy{padding:42px;display:flex;flex-direction:column;justify-content:center}
    .feature-copy h2{font-size:34px;line-height:1.3;color:var(--green-deep);margin:15px 0}
    .feature-copy>p{color:var(--muted);margin:0 0 19px}
    .check-list{list-style:none;padding:0;margin:4px 0 26px}
    .check-list li{position:relative;padding:11px 0 11px 29px;border-bottom:1px solid var(--line);font-size:14px}
    .check-list li:before{content:"";position:absolute;left:1px;top:19px;width:11px;height:6px;border-left:2px solid var(--amber);border-bottom:2px solid var(--amber);transform:rotate(-45deg)}
    .reading-steps{counter-reset:reading}
    .reading-step{display:grid;grid-template-columns:72px 1fr;gap:20px;padding:0 0 28px;position:relative}
    .reading-step:last-child{padding-bottom:0}
    .reading-step:before{content:"";position:absolute;left:25px;top:53px;bottom:0;width:1px;background:#cbd4cb}
    .reading-step:last-child:before{display:none}
    .step-mark{width:52px;height:52px;background:var(--paper);border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:var(--amber);font-weight:800;position:relative;z-index:1}
    .reading-step h3{font-size:20px;color:var(--green);margin:5px 0 5px}
    .reading-step p{margin:0;color:var(--muted);font-size:15px}
    .faq-wrap{max-width:920px;margin:0 auto}
    .faq-item{border-bottom:1px solid var(--line);background:var(--paper)}
    .faq-item:first-child{border-radius:16px 16px 0 0;border:1px solid var(--line);border-bottom:0}
    .faq-item:last-child{border-radius:0 0 16px 16px;border:1px solid var(--line);border-top:0}
    .faq-question{width:100%;border:0;background:transparent;padding:21px 24px;display:flex;align-items:center;justify-content:space-between;text-align:left;color:var(--green);font-weight:800;font-size:16px;gap:20px}
    .faq-question:hover{color:var(--amber-dark)}
    .faq-icon{width:26px;height:26px;border-radius:50%;background:var(--green-soft);display:grid;place-items:center;flex:0 0 auto;font-size:19px;line-height:1;transition:transform .2s}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:#f3dfd0;color:var(--amber-dark)}
    .faq-answer{display:none;padding:0 62px 23px 24px;color:var(--muted);font-size:15px}
    .faq-item.open .faq-answer{display:block}
    .cta-panel{background:var(--green-deep);border-radius:var(--radius-lg);padding:54px 58px;position:relative;overflow:hidden;color:#fff}
    .cta-panel:after{content:"";position:absolute;width:340px;height:340px;border:1px solid rgba(235,190,145,.25);border-radius:50%;right:-88px;top:-165px}
    .cta-content{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-panel h2{font-size:clamp(29px,3.7vw,42px);line-height:1.25;margin:0 0 12px}
    .cta-panel p{color:#cbd9cc;max-width:640px;margin:0}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap;min-width:max-content}
    .cta-panel .btn-primary{background:var(--amber)}
    .cta-panel .btn-secondary{background:transparent;border-color:#809a85;color:#fff}
    .cta-panel .btn-secondary:hover{color:#f3c89f;border-color:#f3c89f}
    .site-footer{background:#1d3029;color:#d1dbd3;padding:61px 0 20px;margin-top:0}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:43px}
    .footer-brand strong{font-size:18px;color:#fff;letter-spacing:.03em}
    .footer-brand p{font-size:14px;max-width:395px;margin:14px 0 0;color:#b8c8ba}
    .footer-title{font-size:13px;font-weight:800;color:#efc59e;margin-bottom:14px;letter-spacing:.06em}
    .footer-links{display:flex;flex-direction:column;gap:9px}
    .footer-links a{font-size:14px;transition:.2s}
    .footer-links a:hover{color:#efc59e;transform:translateX(2px)}
    .footer-bottom{border-top:1px solid rgba(209,219,211,.18);padding-top:18px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#94a89a;font-size:12px}
    @media (max-width:1024px){
      .category-hero-grid{gap:35px}
      .topic-grid{grid-template-columns:repeat(2,1fr)}
      .feature-copy{padding:32px}
      .guide-layout{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 40px,var(--container))}
      .navbar{min-height:68px;gap:14px}
      .brand-copy strong{font-size:15px}
      .nav-action{display:none}
      .menu-toggle{display:grid;place-items:center;margin-left:auto}
      .nav-links{display:none;position:absolute;top:68px;left:20px;right:20px;margin:0;padding:10px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}
      .nav-links a{padding:13px 14px}
      .category-hero{padding:40px 0 48px}
      .category-hero-grid{grid-template-columns:1fr}
      .category-hero h1{font-size:39px}
      .hero-image{height:230px}
      .section{padding:66px 0}
      .section-heading{display:block;margin-bottom:25px}
      .section-heading p{margin-top:12px}
      .guide-list{padding:8px 20px}
      .guide-item{grid-template-columns:43px 1fr;gap:13px}
      .guide-arrow{display:none}
      .feature-split{grid-template-columns:1fr}
      .feature-photo{min-height:255px}
      .topic-grid{grid-template-columns:1fr}
      .cta-panel{padding:38px 28px}
      .cta-content{display:block}
      .cta-actions{margin-top:24px;min-width:0}
      .footer-grid{grid-template-columns:1fr 1fr;gap:33px}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .notice .container{justify-content:flex-start;font-size:12px}
      .brand-seal{width:34px;height:34px;font-size:15px}
      .brand-copy small{font-size:10px}
      .category-hero h1{font-size:34px}
      .category-hero p{font-size:15px}
      .hero-image{height:195px}
      .section-heading h2{font-size:29px}
      .guide-intro{padding:27px}
      .guide-intro h3{font-size:24px}
      .guide-item{padding:18px 0}
      .topic-card{padding:23px;min-height:225px}
      .feature-copy{padding:27px}
      .feature-copy h2{font-size:28px}
      .reading-step{grid-template-columns:56px 1fr;gap:13px}
      .reading-step:before{left:22px;top:48px}
      .step-mark{width:46px;height:46px}
      .faq-question{padding:18px;font-size:15px}
      .faq-answer{padding:0 18px 20px}
      .cta-panel{padding:31px 22px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-brand{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin:4px 0}
    }