/* roulang page: index */
:root{
      --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
      --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
      --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
      --max:1220px;--space:92px;--ease:220ms ease;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none;transition:all var(--ease)}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.025em}
    h1{font-size:clamp(36px,5vw,62px);margin-bottom:22px}
    h2{font-size:clamp(29px,3.5vw,42px);margin-bottom:18px}
    h3{font-size:22px;margin-bottom:10px}
    p{color:#4f5a52}
    .container{max-width:var(--max);margin:0 auto;padding:0 24px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:700;letter-spacing:.08em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
    .section{padding:var(--space) 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .section-head p{font-size:17px;margin-bottom:0}
    .topnote{background:var(--deep);color:#dce8d8;font-size:13px;padding:8px 0}
    .topnote .container{display:flex;justify-content:space-between;gap:20px}
    .status{color:var(--lime)}
    .site-header{position:sticky;top:0;z-index:20;padding:16px 0;background:rgba(250,248,242,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
    .brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
    .brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
    .brand-mark:before{width:18px;left:7px;top:10px}.brand-mark:after{width:12px;left:10px;top:19px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
    .nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
    .nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
    .button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
    .button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
    .hero{background:var(--deep) url("/assets/images/backpic/back-1.webp") center/cover;position:relative;color:#fff;min-height:490px;display:flex;align-items:center}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,31,23,.94),rgba(15,31,23,.72),rgba(15,31,23,.48))}
    .hero .container{position:relative;width:100%;padding-top:65px;padding-bottom:65px}
    .hero h1{max-width:760px;color:#fff}
    .hero h1 span{color:var(--lime)}
    .hero-copy{max-width:720px;color:#dbe4d8;font-size:18px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .hero .button-main{background:var(--lime);color:var(--deep)!important}
    .hero .button-ghost{color:#fff;border-color:rgba(255,255,255,.45)}
    .hero-summary{margin-top:38px;display:flex;gap:10px;flex-wrap:wrap}
    .summary-chip{background:rgba(247,244,234,.1);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:12px 16px;min-width:145px}
    .summary-chip strong{display:block;color:var(--lime);font-size:21px;line-height:1.2}
    .summary-chip small{color:#cad6cb}
    .quickbar{margin-top:-32px;position:relative;z-index:2}
    .quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .quick-card{background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:19px;box-shadow:var(--shadow)}
    .quick-card:hover{transform:translateY(-3px);border-color:var(--moss)}
    .quick-card b{display:block;color:var(--forest);margin-bottom:4px}.quick-card span{font-size:13px;color:var(--muted)}
    .sand{background:var(--sand)}.pale{background:#e4ecdf}.dark{background:var(--deep);color:#fff}.dark p{color:#ccd8ce}
    .split{display:grid;grid-template-columns:1fr 1.6fr;gap:64px;align-items:start}
    .number{font-size:76px;color:var(--moss);font-weight:800;line-height:1}
    .lead{font-size:20px;color:var(--ink);line-height:1.7}
    .prose p{margin-bottom:18px}
    .prose ul{padding-left:21px;color:#4f5a52}.prose li{margin:8px 0}
    .notice{border-left:4px solid var(--clay);background:#fffaf0;padding:20px 22px;margin-top:25px;border-radius:0 14px 14px 0}
    .photo{border-radius:20px;overflow:hidden;box-shadow:var(--shadow);height:100%}.photo img{width:100%;height:100%;min-height:330px;object-fit:cover}
    .route-layout{display:grid;grid-template-columns:1fr 280px;gap:30px}
    .route{display:grid;gap:14px}
    .route-item{display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
    .route-no{font-size:28px;font-weight:800;color:var(--clay)}
    .route-item p{margin:0;font-size:14px}.arrow{color:var(--forest);font-size:24px}
    .side-index{background:var(--pale);border-radius:18px;padding:24px;height:max-content;position:sticky;top:100px}.side-index a{display:block;padding:9px 0;border-bottom:1px solid rgba(35,77,56,.15);font-size:14px}
    .side-index a:hover{color:var(--clay);padding-left:4px}
    .process{margin-top:32px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);padding-top:25px;gap:22px}.process b{color:var(--forest);font-size:30px}
    .metric-layout{display:grid;grid-template-columns:1fr 1.35fr;gap:24px;align-items:stretch}.metric-intro{background:var(--deep);padding:38px;border-radius:20px}.metric-intro h2{color:#fff}.metric-intro p{color:#ccd8ce}
    .metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.metric{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px}.metric strong{display:block;font-size:42px;color:var(--forest);line-height:1.1}.metric small{color:var(--muted)}
    .editorial{display:grid;grid-template-columns:210px 1fr 270px;gap:35px;align-items:start}.contents{background:var(--pale);padding:20px;border-radius:16px;position:sticky;top:100px}.contents a{display:block;font-size:14px;padding:7px 0}.quote{border-top:3px solid var(--clay);border-bottom:1px solid var(--line);padding:23px 0;font-size:20px;color:var(--forest);font-weight:700}
    .feature-img{border-radius:18px;overflow:hidden}.feature-img img{width:100%;height:360px;object-fit:cover}.image-text{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center}
    .checklist{list-style:none;padding:0}.checklist li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative}.checklist li:before{content:"✓";position:absolute;left:0;color:var(--clay);font-weight:bold}
    .brand-story{display:grid;grid-template-columns:1fr 1.5fr;gap:40px;align-items:center}.brand-art{min-height:270px;border-radius:20px;background:var(--forest);position:relative;overflow:hidden}.brand-art:before,.brand-art:after{content:"";position:absolute;border:1px solid rgba(209,227,92,.45);border-radius:50%;width:360px;height:180px;left:-50px;top:40px;transform:rotate(-20deg)}.brand-art:after{width:260px;height:130px;left:150px;top:130px}.brand-art strong{position:absolute;z-index:1;left:32px;bottom:27px;color:#fff;font-size:30px}
    .news-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:24px}.featured-news{background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--line)}.featured-news img{height:245px;width:100%;object-fit:cover}.featured-news .news-body{padding:25px}.news-list{display:grid;gap:10px}.news-item{border-bottom:1px solid var(--line);padding:12px 0}.news-meta{font-size:12px;color:var(--clay);font-weight:700}.news-item h3{font-size:18px;margin:4px 0}.news-item p{font-size:14px;margin:0}.read{color:var(--forest);font-size:13px;font-weight:700;display:inline-block;margin-top:8px}
    .testimonials{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:15px}.testimonial{padding:27px;border-radius:18px;background:#fff;border:1px solid var(--line)}.testimonial.big{background:var(--forest);color:#fff}.testimonial.big p{color:#e4eee1;font-size:21px}.testimonial p{font-size:15px}.person{font-size:13px;color:var(--moss);font-weight:700}.big .person{color:var(--lime)}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.6fr;gap:40px}.accordion{margin:0;border:0;background:transparent}.accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:9px;overflow:hidden;background:#fff}.accordion-title{border:0!important;padding:18px 45px 18px 20px;font-size:16px;color:var(--ink)}.accordion-title:hover{background:var(--pale)}.accordion-content{border:0!important;background:#fffdf8;color:#59645b;font-size:15px;padding:0 20px 19px}
    .cta{border-radius:22px;background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;position:relative;overflow:hidden;color:#fff}.cta:before{content:"";position:absolute;inset:0;background:rgba(20,37,29,.88)}.cta-inner{position:relative;padding:58px;display:flex;justify-content:space-between;align-items:center;gap:35px}.cta h2{color:#fff}.cta p{color:#cbd8cd;max-width:650px}.cta-actions{display:flex;gap:10px;flex-wrap:wrap}.cta .button-ghost{color:#fff;border-color:#aebcab}
    footer{background:var(--deep);color:#ccd8ce;border-top:5px solid var(--moss);padding:52px 0 20px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:30px}.footer-brand{color:#fff;font-size:23px;font-weight:800}.footer-title{color:#fff;font-weight:700;margin-bottom:12px}.footer-links a{display:block;color:#b8c8ba;font-size:14px;padding:4px 0}.footer-links a:hover{color:var(--lime);padding-left:3px}.footer-bottom{border-top:1px solid rgba(220,232,216,.16);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px}.footer-bottom a{color:#cbd8cd}.footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-links a{padding:8px 6px}.brand{min-width:130px}.editorial{grid-template-columns:170px 1fr}.editorial .quote{grid-column:2}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){:root{--space:65px}.nav-links{display:none}.menu-toggle{display:block;margin-left:auto}.nav-panel{flex-wrap:wrap}.nav-panel.open .nav-links{display:grid;grid-template-columns:repeat(2,1fr);width:100%;order:5}.nav-panel.open .nav-links a{padding:12px}.nav-cta{display:none}.nav-panel.open .nav-cta{display:block;order:6;margin-left:auto}.hero{min-height:540px}.quick-grid{grid-template-columns:repeat(2,1fr)}.split,.metric-layout,.brand-story,.faq-wrap,.news-layout{grid-template-columns:1fr;gap:28px}.route-layout{grid-template-columns:1fr}.side-index,.contents{position:static}.process{grid-template-columns:repeat(2,1fr)}.editorial{grid-template-columns:1fr}.editorial .quote{grid-column:auto}.testimonials{grid-template-columns:1fr}.image-text{grid-template-columns:1fr}.cta-inner{padding:38px 27px;display:block}.cta-actions{margin-top:22px}}
    @media(max-width:640px){.container{padding:0 17px}.topnote .container{display:block}.hero .container{padding-top:48px;padding-bottom:55px}.hero-copy{font-size:16px}.summary-chip{min-width:125px}.route-item{grid-template-columns:42px 1fr}.route-item .arrow{display:none}.metric-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.number{font-size:58px}}
    @media(max-width:480px){h1{font-size:36px}.hero-actions a{width:100%;text-align:center}.quick-grid{grid-template-columns:1fr 1fr;gap:8px}.quick-card{padding:14px 12px}.process{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category2 */
:root{
      --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
      --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
      --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
      --max:1220px;--space:72px;--ease:220ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none;transition:all var(--ease)}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,h4{color:var(--deep);line-height:1.25;margin:0 0 18px;font-weight:800}
    h1{font-size:clamp(36px,5vw,58px);letter-spacing:-.04em}
    h2{font-size:clamp(29px,3.5vw,40px);letter-spacing:-.025em}
    h3{font-size:22px}
    p{margin:0 0 17px}
    .container{max-width:var(--max);margin:0 auto;padding:0 24px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
    .section{padding:var(--space) 0}
    .section-head{max-width:750px;margin-bottom:34px}
    .section-head p{font-size:17px;color:var(--muted)}
    .topnote{background:var(--deep);color:#dce6da;font-size:13px;padding:8px 0}
    .topnote .container{display:flex;justify-content:space-between;gap:20px}
    .site-header{position:sticky;top:0;z-index:20;padding:15px 0;background:rgba(250,248,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
    .brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
    .brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
    .brand-mark:before{width:18px;left:7px;top:10px}.brand-mark:after{width:12px;left:10px;top:19px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
    .nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
    .nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
    .button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
    .button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .page-hero{background:var(--deep);color:#fff;padding:58px 0 64px}
    .page-hero .grid-x{align-items:center}
    .page-hero h1{color:#fff;max-width:650px}
    .page-hero p{color:#d8e2d8;font-size:18px;max-width:650px}
    .hero-img{border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.2);transform:rotate(1deg)}
    .hero-img img{width:100%;height:365px;object-fit:cover}
    .crumbs{font-size:13px;color:#b7c6b8;margin-bottom:22px}.crumbs a:hover{color:var(--lime)}
    .chapter-bar{background:var(--forest);color:#fff;position:sticky;top:83px;z-index:10;box-shadow:0 8px 20px rgba(20,37,29,.12)}
    .chapter-scroll{display:flex;gap:8px;overflow:auto;padding:12px 0}
    .chapter-scroll a{white-space:nowrap;padding:7px 14px;border-radius:9px;color:#dfe8d8;font-size:14px}
    .chapter-scroll a:hover,.chapter-scroll a.active{background:var(--lime);color:var(--deep)}
    .reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:48px;align-items:start}
    .article{max-width:780px}
    .article section{scroll-margin-top:145px}
    .article p{font-size:17px;line-height:2}
    .article h2{margin-top:12px;padding-top:12px}
    .article h3{margin-top:30px}
    .lead{font-size:21px!important;line-height:1.8!important;color:var(--forest);font-weight:600}
    .number-title{display:flex;gap:16px;align-items:flex-start}
    .number-title strong{font-size:38px;color:var(--clay);line-height:1}
    .note-box{background:var(--pale);border-left:4px solid var(--forest);padding:22px 24px;margin:28px 0;border-radius:0 14px 14px 0}
    .quote-box{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px 30px;margin:30px 0;box-shadow:var(--shadow);font-size:20px;color:var(--forest);font-weight:700}
    .quote-box small{display:block;margin-top:12px;color:var(--muted);font-size:13px;font-weight:400}
    .article ul{padding-left:22px;margin-bottom:25px}.article li{padding:5px 0}
    .side-card{background:#fffdf8;border:1px solid var(--line);border-radius:17px;padding:22px;box-shadow:var(--shadow);margin-bottom:18px}
    .side-card h3{font-size:18px}
    .side-index{list-style:none;padding:0;margin:0}.side-index li{border-bottom:1px solid var(--line)}
    .side-index a{display:block;padding:10px 0;font-size:14px;color:var(--muted)}
    .side-index a:hover{color:var(--forest);padding-left:5px}
    .tag{display:inline-block;border-radius:999px;background:var(--sand);color:var(--forest);padding:4px 10px;font-size:12px;font-weight:700}
    .image-note{margin:36px 0;border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--line)}
    .image-note img{width:100%;height:310px;object-fit:cover}
    .image-note figcaption{padding:12px 18px;color:var(--muted);font-size:13px}
    .detail-band{background:var(--sand)}
    .detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
    .detail-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:25px}
    .detail-card p{color:var(--muted);font-size:15px}
    .checklist{list-style:none;padding:0;margin:0}.checklist li{padding:10px 0 10px 28px;border-bottom:1px solid var(--line);position:relative}
    .checklist li:before{content:"✓";position:absolute;left:0;color:var(--clay);font-weight:bold}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.5fr;gap:42px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:9px;overflow:hidden;background:#fff}
    .accordion-title{border:0!important;padding:17px 45px 17px 20px;font-size:16px;color:var(--ink)}
    .accordion-title:hover{background:var(--pale)}
    .accordion-content{border:0!important;background:#fffdf8;color:var(--muted);font-size:15px;line-height:1.8}
    .related{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .related a{background:#fffdf8;border:1px solid var(--line);border-radius:15px;padding:20px}
    .related a:hover{border-color:var(--moss);transform:translateY(-3px);box-shadow:var(--shadow)}
    .related b{display:block;color:var(--forest);margin-bottom:4px}.related span{font-size:13px;color:var(--muted)}
    .cta{background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;border-radius:22px;overflow:hidden;position:relative;color:#fff;padding:48px}
    .cta:before{content:"";position:absolute;inset:0;background:rgba(15,31,23,.78)}
    .cta>*{position:relative}.cta h2{color:#fff}.cta p{color:#d8e3d8;max-width:670px}
    .cta .button-main{background:var(--lime);color:var(--deep)!important;margin-right:10px}
    footer{background:var(--deep);color:#d6e0d5;border-top:5px solid var(--moss);padding:48px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
    .footer-brand{font-size:25px;color:#fff;font-weight:800;margin-bottom:10px}.footer-grid p{font-size:14px;color:#afbeb0}
    .footer-title{color:var(--lime);font-weight:700;margin-bottom:10px}.footer-links a{display:block;color:#c4d1c5;font-size:14px;padding:3px 0}.footer-links a:hover,footer a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:16px;font-size:12px;color:#aebcaf}
    @media(max-width:1024px){.nav-links a{padding:8px 6px}.reading-layout{gap:28px}.nav-cta{padding:10px 12px}}
    @media(max-width:768px){:root{--space:54px}.nav-panel{flex-wrap:wrap}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;padding-top:8px}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-cta{margin-left:auto}.page-hero .grid-x{flex-direction:column}.hero-img{width:100%;margin-top:28px}.reading-layout,.faq-wrap{grid-template-columns:1fr}.side-column{order:-1}.chapter-bar{top:78px}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}.related{grid-template-columns:1fr 1fr}}
    @media(max-width:640px){.container{padding:0 18px}.topnote .container{display:block}.topnote span{display:block}.hero-img img{height:245px}.detail-grid{grid-template-columns:1fr}.cta{padding:32px 24px}.related{grid-template-columns:1fr}}
    @media(max-width:480px){h1{font-size:35px}.page-hero{padding:40px 0 48px}.nav-panel{gap:8px}.brand{min-width:125px;font-size:18px}.nav-cta{font-size:13px;padding:9px 11px}.footer-grid{grid-template-columns:1fr}.footer-bottom{font-size:11px}.article p{font-size:16px}.quote-box{padding:22px;font-size:18px}}

/* roulang page: category3 */
:root{
 --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
 --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
 --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
 --max:1220px;--space:76px;--ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:all var(--ease)}
button,input{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,.accordion-title:focus-visible{outline:3px solid rgba(201,119,69,.6);outline-offset:3px}
h1,h2,h3,h4{line-height:1.32;margin:0 0 16px;color:var(--ink);font-weight:800;letter-spacing:-.025em}
h1{font-size:clamp(36px,5vw,56px)}
h2{font-size:clamp(28px,3.2vw,39px)}
h3{font-size:clamp(19px,2vw,24px)}
p{margin:0 0 17px}
ul,ol{margin:0;padding:0}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}
.section-soft{background:var(--sand)}
.section-pale{background:#edf1e8}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.09em}
.eyebrow:before{content:"";width:23px;height:2px;background:var(--clay)}
.lead{font-size:18px;line-height:1.9;color:#3f4b42}
.topnote{background:var(--deep);color:#d9e3d6;font-size:13px;border-bottom:1px solid rgba(209,227,92,.2)}
.topnote .container{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:35px}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:8px}
.site-header{position:sticky;top:0;z-index:30;padding:14px 0;background:rgba(250,248,242,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
.brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
.brand-mark:before{width:18px;left:7px;top:10px}
.brand-mark:after{width:12px;left:10px;top:19px}
.nav-links{display:flex;align-items:center;gap:5px;flex:1}
.nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
.nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
.nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
.button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
.button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
.breadcrumb{padding:23px 0 10px;color:var(--muted);font-size:13px}
.breadcrumb a:hover{color:var(--forest)}
.breadcrumb span{margin:0 8px;color:var(--clay)}
.page-intro{padding:47px 0 58px;background:linear-gradient(110deg,#f7f4ed 0%,#e4ebdc 100%);position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-intro:after{content:"";position:absolute;width:420px;height:210px;border:1px solid rgba(35,77,56,.2);border-radius:50%;right:-70px;top:-52px;transform:rotate(-18deg)}
.intro-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:52px;align-items:end;position:relative;z-index:1}
.intro-copy{max-width:770px}
.intro-copy p{font-size:18px;color:#405044;margin-bottom:0}
.intro-note{background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}
.intro-note strong{display:block;color:var(--forest);font-size:17px;margin-bottom:7px}
.intro-note p{font-size:14px;color:var(--muted);margin:0}
.question-wall{padding:26px 0;background:var(--deep);color:#fff}
.wall-grid{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.wall-label{font-size:13px;color:#cbd8c9;font-weight:700;margin-right:5px}
.question-chip{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.19);border-radius:999px;padding:8px 14px;font-size:14px;color:#eff5e8}
.question-chip:hover{color:var(--deep);background:var(--lime);border-color:var(--lime);transform:translateY(-2px)}
.rule-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:45px;align-items:start}
.rule-main{min-width:0}
.rule-sidebar{position:sticky;top:110px;background:#fffdf8;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:var(--shadow)}
.rule-sidebar h3{font-size:18px;margin-bottom:14px}
.rule-sidebar a{display:block;border-bottom:1px solid var(--line);padding:10px 0;font-size:14px;color:#536056}
.rule-sidebar a:hover{padding-left:5px;color:var(--forest)}
.compliance-mini{margin-top:21px;padding:14px;border-radius:12px;background:var(--pale);font-size:13px;line-height:1.7;color:#38503e}
.rule-block{padding:0 0 47px;margin:0 0 47px;border-bottom:1px solid var(--line)}
.rule-block:last-child{border-bottom:0;margin-bottom:0}
.block-heading{display:grid;grid-template-columns:80px 1fr;gap:22px;align-items:start;margin-bottom:24px}
.rule-number{font-size:49px;line-height:1;color:var(--clay);font-weight:800;letter-spacing:-.08em}
.block-heading p{color:var(--muted);margin:0}
.text-columns{columns:2;column-gap:32px}
.text-columns p{break-inside:avoid}
.notice-box{margin:26px 0;background:#fffdf8;border-left:4px solid var(--clay);padding:21px 23px;border-radius:0 14px 14px 0;box-shadow:0 6px 18px rgba(26,42,32,.04)}
.notice-box strong{display:block;color:var(--forest);margin-bottom:5px}
.read-list{list-style:none;margin:21px 0}
.read-list li{position:relative;padding:12px 0 12px 31px;border-bottom:1px solid var(--line)}
.read-list li:before{content:"";position:absolute;left:2px;top:21px;width:10px;height:10px;border:2px solid var(--moss);border-radius:50%}
.layer-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:27px}
.layer-card{padding:22px;border-radius:15px;border:1px solid var(--line);background:#fffdf8;min-height:185px}
.layer-card:nth-child(2){background:var(--pale)}
.layer-card:nth-child(3){background:#e9e3d8}
.layer-card .layer-no{font-size:13px;color:var(--clay);font-weight:800;letter-spacing:.1em}
.layer-card h3{font-size:19px;margin:9px 0}
.layer-card p{font-size:14px;line-height:1.75;color:#506056;margin:0}
.illustration{border-radius:18px;overflow:hidden;position:relative;margin:27px 0}
.illustration img{height:290px;width:100%;object-fit:cover;filter:saturate(.72) contrast(.94)}
.illustration:after{content:"资料阅读提示";position:absolute;right:18px;bottom:16px;background:var(--deep);color:#fff;padding:8px 13px;border-radius:8px;font-size:13px}
.quote-panel{background:var(--forest);color:#eff4e9;border-radius:18px;padding:28px 32px;margin-top:28px;position:relative}
.quote-panel:before{content:"“";position:absolute;right:22px;top:-13px;font:80px Georgia,serif;color:rgba(209,227,92,.32)}
.quote-panel p{font-size:18px;line-height:1.85;max-width:800px;margin:0;position:relative}
.quote-panel small{display:block;color:#c8d6c5;margin-top:12px}
.reading-strip{background:#e5eadf;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.strip-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:38px;align-items:center}
.strip-visual{min-height:270px;background:url("/assets/images/coverpic/cover-3.webp") center/cover;position:relative}
.strip-visual:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(20,37,29,.78),rgba(20,37,29,.18))}
.strip-mark{position:absolute;left:28px;bottom:26px;color:#fff;font-size:25px;font-weight:800;max-width:220px;line-height:1.35}
.strip-copy{padding:47px 25px 47px 0}
.strip-copy p{color:#4e5c51}
.mini-steps{display:grid;gap:9px;margin-top:19px}
.mini-step{background:rgba(255,253,248,.72);border:1px solid var(--line);border-radius:10px;padding:10px 13px;font-size:14px}
.mini-step b{display:inline-block;color:var(--clay);min-width:29px}
.faq-shell{background:#fffdf8;border:1px solid var(--line);border-radius:22px;padding:35px}
.faq-grid{display:grid;grid-template-columns:.78fr 1.55fr;gap:45px}
.faq-copy p{color:var(--muted)}
.accordion{margin:0;background:transparent}
.accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:10px;overflow:hidden;background:#fff}
.accordion-title{border:0!important;padding:17px 48px 17px 20px;font-size:16px;color:var(--ink);font-weight:700;line-height:1.55}
.accordion-title:before{color:var(--forest);font-size:21px;right:19px}
.accordion-title:hover{background:var(--pale);color:var(--forest)}
.accordion-content{border:0!important;padding:0 20px 18px;color:#536057;font-size:15px;line-height:1.8}
.related-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:14px}
.related-card{background:#fffdf8;border:1px solid var(--line);border-radius:17px;padding:22px;min-height:178px;display:flex;flex-direction:column;justify-content:space-between}
.related-card:first-child{background:var(--forest);color:#fff}
.related-card:first-child h3,.related-card:first-child p{color:#fff}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--moss)}
.related-card h3{font-size:19px;margin-bottom:7px}
.related-card p{font-size:14px;color:var(--muted);line-height:1.7}
.related-card .go{font-size:14px;color:var(--clay);font-weight:800}
.related-card:first-child .go{color:var(--lime)}
.cta{padding:0;background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;border-radius:23px;overflow:hidden;color:#fff;position:relative}
.cta:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,34,25,.95),rgba(16,34,25,.74))}
.cta-inner{position:relative;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta h2{color:#fff;max-width:670px;margin-bottom:10px}
.cta p{color:#d1ddd0;max-width:720px;margin:0}
.cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex-shrink:0}
.cta .button-main{background:var(--lime);color:var(--deep)!important}
.cta .button-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.cta .button-ghost:hover{background:rgba(255,255,255,.13)}
footer{background:var(--deep);color:#d6dfd4;padding:58px 0 22px;margin-top:var(--space);border-top:5px solid var(--moss)}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:34px}
.footer-brand{color:#fff;font-size:24px;font-weight:800;margin-bottom:12px}
.footer-grid p{font-size:14px;line-height:1.8;color:#bdcbbb;max-width:285px}
.footer-title{color:var(--lime);font-size:14px;font-weight:800;margin-bottom:13px}
.footer-links a{display:block;font-size:14px;color:#d6dfd4;margin:7px 0}
.footer-links a:hover{color:var(--lime);padding-left:4px}
.footer-bottom{margin-top:37px;padding-top:19px;border-top:1px solid rgba(255,255,255,.15);display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#aebcac}
.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1100px){
 .nav-links{gap:1px}.nav-links a{padding:8px 7px;font-size:12px}.nav-cta{padding:10px 12px;font-size:13px}
 .rule-layout{grid-template-columns:minmax(0,1fr) 240px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}
}
@media(max-width:860px){
 :root{--space:60px}.menu-toggle{display:block;margin-left:auto}.nav-cta{display:none}.nav-panel{flex-wrap:wrap}
 .nav-links{display:none;width:100%;order:3;flex-direction:column;align-items:stretch;padding-top:8px;border-top:1px solid var(--line)}
 .nav-links.is-open{display:flex}.nav-links a{padding:11px 12px;font-size:14px}
 .intro-grid,.rule-layout,.faq-grid{grid-template-columns:1fr}.rule-sidebar{position:static;order:-1}.rule-sidebar nav{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
 .text-columns{columns:1}.layer-panel{grid-template-columns:1fr}.strip-grid{grid-template-columns:1fr}.strip-copy{padding:38px 24px}.strip-visual{min-height:220px}
 .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
}
@media(max-width:640px){
 body{font-size:15px}.container{padding:0 17px}.topnote .container{min-height:38px;font-size:12px}.topnote .container span:last-child{display:none}
 .site-header{padding:9px 0}.nav-panel{border-radius:15px;padding:8px 10px}.brand{font-size:18px;min-width:auto}.brand-mark{width:30px;height:30px}
 .breadcrumb{padding-top:17px}.page-intro{padding:31px 0 38px}.intro-note{padding:18px}.intro-copy p{font-size:16px}
 .question-wall{padding:18px 0}.wall-grid{flex-wrap:nowrap;overflow:auto;padding-bottom:3px}.wall-label{display:none}.question-chip{white-space:nowrap;font-size:13px}
 .block-heading{grid-template-columns:57px 1fr;gap:13px}.rule-number{font-size:39px}.rule-block{padding-bottom:35px;margin-bottom:35px}
 .notice-box{padding:17px}.illustration img{height:220px}.quote-panel{padding:23px}.quote-panel p{font-size:16px}
 .faq-shell{padding:24px 17px}.related-grid{grid-template-columns:1fr}.cta-inner{padding:33px 23px;display:block}.cta-actions{margin-top:22px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
}
@media(max-width:480px){
 h1{font-size:33px}h2{font-size:27px}.rule-sidebar nav{grid-template-columns:1fr}.layer-card{min-height:auto}.cta-actions .button-main,.cta-actions .button-ghost{width:100%;text-align:center}
 .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
}

/* roulang page: category1 */
:root{
      --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
      --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
      --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
      --max:1220px;--space:65px;--ease:220ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none;transition:all var(--ease)}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,h4{line-height:1.25;margin:0 0 16px;font-weight:800;letter-spacing:-.025em}
    h1{font-size:clamp(36px,5vw,58px)}
    h2{font-size:clamp(28px,3.3vw,40px)}
    h3{font-size:21px}
    p{margin:0 0 17px}
    ul{margin:0 0 18px}
    .container{max-width:var(--max);margin:0 auto;padding:0 24px}
    .section{padding:var(--space) 0}
    .section-head{max-width:730px;margin-bottom:35px}
    .section-head p{font-size:17px;color:var(--muted)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.08em;margin-bottom:15px}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
    .topnote{background:var(--deep);color:#dfe8d8;font-size:13px;padding:8px 0}
    .topnote .container{display:flex;justify-content:space-between;gap:20px}
    .topnote strong{color:var(--lime)}
    .site-header{position:sticky;top:0;z-index:20;padding:16px 0;background:rgba(250,248,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
    .brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
    .brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
    .brand-mark:before{width:18px;left:7px;top:10px}.brand-mark:after{width:12px;left:10px;top:19px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
    .nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
    .nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
    .button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
    .button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .inner-hero{background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;position:relative;color:#fff;overflow:hidden}
    .inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,35,26,.95),rgba(16,35,26,.68))}
    .inner-hero .container{position:relative;padding-top:74px;padding-bottom:76px}
    .inner-hero h1{max-width:780px;color:#fff}
    .inner-hero h1 span{color:var(--lime)}
    .hero-copy{max-width:720px;color:#dbe4d8;font-size:18px}
    .hero-panel{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
    .hero-chip{border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);border-radius:12px;padding:11px 15px;color:#edf3e9}
    .hero-chip b{display:block;color:var(--lime);font-size:19px;line-height:1.25}
    .crumbs{padding:18px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
    .crumbs a:hover{color:var(--forest)}
    .index-layout{display:grid;grid-template-columns:245px 1fr;gap:42px;align-items:start}
    .index-side{position:sticky;top:105px;background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}
    .index-side h3{font-size:17px}
    .side-link{display:block;border-bottom:1px solid var(--line);padding:10px 0;color:var(--muted);font-size:14px}
    .side-link:hover,.side-link.active{color:var(--forest);padding-left:5px;font-weight:700}
    .notice-box{margin-top:22px;background:var(--pale);border-radius:12px;padding:16px;font-size:13px;color:var(--forest)}
    .index-main{min-width:0}
    .intro-copy{background:#fff;border-left:4px solid var(--clay);padding:24px 28px;border-radius:0 16px 16px 0;margin-bottom:30px}
    .toolbar{display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap;margin-bottom:18px}
    .filter-buttons{display:flex;gap:7px;flex-wrap:wrap}
    .filter-btn{border:1px solid var(--line);background:var(--bone);color:var(--muted);border-radius:999px;padding:7px 13px;font-size:13px}
    .filter-btn:hover,.filter-btn.active{background:var(--forest);color:#fff;border-color:var(--forest)}
    .group{margin-top:38px}
    .group-head{display:flex;justify-content:space-between;gap:15px;align-items:end;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:12px}
    .group-head h2{font-size:27px;margin:0}
    .count{color:var(--clay);font-size:13px;font-weight:700}
    .article-card{display:grid;grid-template-columns:130px 1fr auto;gap:22px;align-items:center;background:#fffdf8;border:1px solid var(--line);border-radius:15px;padding:17px 19px;margin:11px 0;transition:all var(--ease)}
    .article-card:hover{transform:translateX(4px);border-color:var(--moss);box-shadow:var(--shadow)}
    .article-card img{height:94px;width:130px;object-fit:cover;border-radius:11px}
    .article-card h3{font-size:19px;margin:5px 0 4px}
    .article-card p{font-size:14px;color:var(--muted);margin:0}
    .meta{font-size:12px;color:var(--clay);font-weight:700}
    .read-link{color:var(--forest);font-size:13px;font-weight:800;white-space:nowrap}
    .read-link:hover{color:var(--clay)}
    .deep-section{background:var(--sand)}
    .feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:stretch}
    .feature-image{border-radius:20px;overflow:hidden;min-height:330px}
    .feature-image img{width:100%;height:100%;object-fit:cover}
    .feature-copy{background:#fff;border-radius:20px;padding:31px}
    .feature-copy p{color:#4e5b51}
    .bullet-list{list-style:none;padding:0;margin-top:22px}
    .bullet-list li{padding:10px 0 10px 27px;border-bottom:1px solid var(--line);position:relative}
    .bullet-list li:before{content:"";position:absolute;left:0;top:21px;width:9px;height:9px;border-radius:50%;background:var(--clay)}
    .quote{margin-top:20px;border-left:3px solid var(--lime);background:var(--deep);color:#e9f0e5;padding:19px 22px;border-radius:0 13px 13px 0}
    .quote strong{color:var(--lime)}
    .related{background:var(--pale)}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
    .related-card{background:#fffdf8;border:1px solid var(--line);border-radius:15px;padding:19px;min-height:145px}
    .related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .related-card b{display:block;color:var(--forest);font-size:18px;margin-bottom:8px}
    .related-card span{font-size:14px;color:var(--muted)}
    .faq-wrap{display:grid;grid-template-columns:.8fr 1.5fr;gap:42px;align-items:start}
    .accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:9px;overflow:hidden;background:#fff}
    .accordion-title{border:0!important;padding:17px 45px 17px 20px;font-size:16px;color:var(--ink)}
    .accordion-title:hover{background:var(--pale)}
    .accordion-content{border:0!important;padding:0 20px 19px;color:var(--muted);font-size:14px}
    .cta{background:var(--deep) url("/assets/images/backpic/back-3.webp") center/cover;border-radius:22px;overflow:hidden;position:relative;color:#fff}
    .cta:before{content:"";position:absolute;inset:0;background:rgba(15,32,24,.87)}
    .cta-inner{position:relative;padding:48px 50px;display:flex;justify-content:space-between;gap:30px;align-items:center}
    .cta h2{color:#fff;max-width:650px}.cta p{color:#dbe4d8;max-width:650px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .cta .button-main{background:var(--lime);color:var(--deep)!important}.cta .button-ghost{color:#fff;border-color:#9aa99b}
    footer{background:var(--deep);color:#d9e3d7;border-top:5px solid var(--moss);padding:50px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}
    .footer-brand{font-size:25px;font-weight:800;color:#fff;margin-bottom:10px}
    footer p{color:#aebcaf;font-size:14px;max-width:280px}
    .footer-title{color:var(--lime);font-weight:800;margin-bottom:12px}
    .footer-links a{display:block;color:#c2d0c2;font-size:14px;padding:3px 0}
    .footer-links a:hover,footer a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(223,232,216,.18);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#9eae9f}
    .empty{display:none;color:var(--muted);padding:20px;background:#fff;border-radius:12px}
    @media(max-width:1024px){.nav-links a{padding:8px 6px;font-size:12px}.nav-panel{gap:9px}.index-layout{grid-template-columns:210px 1fr}}
    @media(max-width:768px){
      :root{--space:52px}.menu-toggle{display:block;margin-left:auto}.nav-cta{display:none}.nav-links{display:none;position:absolute;top:68px;left:24px;right:24px;background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.nav-panel{position:relative}.index-layout,.feature-grid,.faq-wrap{grid-template-columns:1fr}.index-side{position:static}.article-card{grid-template-columns:100px 1fr}.article-card img{width:100px;height:85px}.read-link{grid-column:2}.related-grid{grid-template-columns:1fr 1fr}.cta-inner{display:block;padding:38px 28px}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:640px){.topnote .container{display:block}.topnote .container span{display:block}.hero-panel{display:grid;grid-template-columns:1fr 1fr}.article-card{grid-template-columns:1fr;gap:11px}.article-card img{width:100%;height:145px}.read-link{grid-column:auto}.group-head{align-items:start;display:block}.count{display:block;margin-top:5px}.related-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}
    @media(max-width:480px){.container{padding:0 17px}.site-header{padding:10px 0}.brand{font-size:18px;min-width:auto}.brand-mark{width:30px;height:30px}.hero .container{padding-top:55px;padding-bottom:55px}.hero-panel{grid-template-columns:1fr}.intro-copy,.feature-copy{padding:21px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}

/* roulang page: category5 */
:root{
 --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
 --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
 --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
 --max:1220px;--space:76px;--ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:all var(--ease)}
button,input{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,.accordion-title:focus-visible{outline:3px solid rgba(201,119,69,.55);outline-offset:3px}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}
.section-soft{background:var(--sand)}
.section-pale{background:#edf1e8}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{color:var(--ink);font-weight:800;line-height:1.28;letter-spacing:-.025em}
h1{font-size:clamp(34px,5vw,56px)}
h2{font-size:clamp(28px,3.3vw,38px);margin-bottom:18px}
h3{font-size:20px;margin-bottom:8px}
p{margin-bottom:16px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head p{font-size:17px;color:#4f5a52;margin-bottom:0}
.topnote{background:var(--deep);color:#dce5d8;font-size:13px;border-bottom:1px solid rgba(209,227,92,.18)}
.topnote .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px}
.status-dot{width:7px;height:7px;background:var(--lime);border-radius:50%;display:inline-block;margin-right:8px}
.site-header{position:sticky;top:0;z-index:20;padding:16px 0;background:rgba(250,248,242,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
.brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
.brand-mark:before{width:18px;left:7px;top:10px}.brand-mark:after{width:12px;left:10px;top:19px}
.nav-links{display:flex;align-items:center;gap:5px;flex:1}
.nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
.nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
.nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
.button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
.button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
.breadcrumb{font-size:14px;color:var(--muted);padding:22px 0 0}
.breadcrumb a:hover{color:var(--forest)}
.help-hero{padding:42px 0 55px;position:relative;overflow:hidden;background:linear-gradient(120deg,#f5f1e7 0%,#e4ebdc 100%);border-bottom:1px solid var(--line)}
.help-hero:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(35,77,56,.14);border-radius:50%;right:-180px;top:-290px}
.help-hero .container{position:relative;z-index:1}
.help-hero h1{max-width:800px;margin:15px 0}
.hero-lead{max-width:760px;font-size:18px;color:#455148}
.search-panel{margin-top:32px;background:var(--deep);border-radius:20px;padding:18px;box-shadow:var(--shadow)}
.search-form{display:flex;align-items:center;gap:12px}
.search-form label{position:absolute;clip:rect(0,0,0,0)}
.search-form input{height:58px;border:1px solid rgba(255,255,255,.22);border-radius:12px;margin:0;background:#fdfcf8;padding:0 18px;color:var(--ink);box-shadow:none}
.search-form input:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(209,227,92,.22)}
.search-form button{height:58px;white-space:nowrap;background:var(--lime);border:0;border-radius:12px;padding:0 23px;color:var(--deep);font-weight:800}
.search-form button:hover{background:#e2ef85}
.search-hint{font-size:13px;color:#c9d5c8;margin:11px 4px 0}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.topic-card{display:flex;gap:15px;align-items:flex-start;min-height:142px;padding:20px;background:#fffdf8;border:1px solid var(--line);border-radius:16px;box-shadow:0 6px 16px rgba(26,42,32,.04)}
.topic-card:hover{transform:translateY(-3px);border-color:var(--moss);box-shadow:var(--shadow)}
.topic-icon{width:42px;height:42px;display:grid;place-items:center;flex:0 0 42px;border-radius:12px;background:var(--pale);color:var(--forest);font-size:20px;font-weight:800}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0}
.topic-card h3{font-size:18px}
.help-layout{display:grid;grid-template-columns:300px 1fr;gap:30px;align-items:start}
.feedback-card{background:var(--forest);color:#eef4e9;border-radius:18px;padding:26px;position:sticky;top:115px;overflow:hidden}
.feedback-card:after{content:"";position:absolute;width:180px;height:90px;border:1px solid rgba(209,227,92,.42);border-radius:50%;right:-65px;bottom:-28px;transform:rotate(-22deg)}
.feedback-card h2{font-size:25px;color:#fff}
.feedback-card p{font-size:14px;color:#dce7dc}
.feedback-card .button-main{background:var(--lime);color:var(--deep)!important;margin-top:5px}
.feedback-list{list-style:none;padding:0;margin:18px 0}
.feedback-list li{border-top:1px solid rgba(255,255,255,.18);padding:10px 0;font-size:13px}
.feedback-list li:before{content:"•";color:var(--lime);margin-right:8px}
.question-group{margin-bottom:30px;padding:28px;background:#fffdf8;border:1px solid var(--line);border-radius:20px}
.question-group header{display:flex;align-items:end;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:13px}
.question-group header p{margin:0;color:var(--muted);font-size:14px}
.group-tag{background:var(--pale);color:var(--forest);font-size:12px;font-weight:800;border-radius:999px;padding:5px 10px;white-space:nowrap}
.accordion{margin:0;background:transparent}
.accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;margin:10px 0;overflow:hidden;background:#fff}
.accordion-title{border:0!important;padding:17px 48px 17px 19px;font-size:16px;line-height:1.55;color:var(--ink);font-weight:700}
.accordion-title:before{color:var(--forest);font-size:22px;right:20px}
.accordion-title:hover{background:var(--pale);color:var(--forest)}
.accordion-content{border:0!important;background:#f7f8f2;color:#4e5851;padding:0 20px 19px;font-size:15px;line-height:1.9}
.notice-band{background:var(--deep);color:#e4ece1;padding:28px;border-radius:20px;display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:start}
.notice-number{font-size:42px;line-height:1;color:var(--lime);font-weight:800}
.notice-band h3{color:#fff;margin:0 0 8px}.notice-band p{margin:0;color:#cad6cb}
.reading-steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step{position:relative;padding:25px 22px 20px 64px;background:#edf1e8;border:1px solid var(--line);border-radius:16px}
.step:before{counter-increment:step;content:"0" counter(step);position:absolute;left:20px;top:24px;color:var(--clay);font-weight:800;font-size:17px}
.step p{font-size:14px;color:var(--muted);margin:0}
.image-note{display:grid;grid-template-columns:1.05fr .95fr;background:#fffdf8;border:1px solid var(--line);border-radius:20px;overflow:hidden}
.image-note figure{margin:0;min-height:310px}.image-note img{height:100%;width:100%;object-fit:cover}
.image-note article{padding:36px}
.image-note article p{color:#4e5851}
.link-cloud{display:flex;flex-wrap:wrap;gap:10px}
.link-pill{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border:1px solid var(--line);border-radius:999px;background:#fffdf8;font-size:14px;font-weight:700;color:var(--forest)}
.link-pill:hover{background:var(--pale);border-color:var(--moss);transform:translateY(-2px)}
.cta{border-radius:22px;background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;position:relative;overflow:hidden;color:#fff}
.cta:before{content:"";position:absolute;inset:0;background:rgba(15,31,23,.9)}
.cta-inner{position:relative;padding:48px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.cta h2{color:#fff;max-width:680px;margin-bottom:10px}.cta p{color:#d4dfd3;margin:0;max-width:700px}
.cta-actions{display:flex;flex-wrap:wrap;gap:10px;white-space:nowrap}.cta .button-main{background:var(--lime);color:var(--deep)!important}.cta .button-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.rational{font-size:13px;color:#d0dacd;margin-top:18px!important}
footer{background:var(--deep);color:#d5ded4;padding:58px 0 18px;margin-top:0;border-top:5px solid var(--moss)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{font-size:25px;font-weight:800;color:#fff;margin-bottom:9px}.footer-grid p{font-size:14px;color:#bfcbbf;max-width:290px}
.footer-title{color:var(--lime);font-weight:800;margin-bottom:11px}.footer-links a{display:block;font-size:14px;padding:4px 0;color:#d5ded4}.footer-links a:hover{color:#fff;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);margin-top:38px;padding-top:17px;font-size:13px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#bfcbbf}.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1024px){.nav-links a{padding:8px 7px;font-size:12px}.nav-panel{gap:8px}.brand{min-width:125px}.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){:root{--space:58px}.site-header{padding:10px 0}.nav-panel{flex-wrap:wrap}.menu-toggle{display:block;margin-left:auto}.nav-cta{font-size:13px;padding:9px 12px}.nav-links{display:none;width:100%;order:4;flex-direction:column;align-items:stretch;padding-top:8px;border-top:1px solid var(--line)}.nav-links.is-open{display:flex}.nav-links a{font-size:14px;padding:11px 12px}.help-layout{grid-template-columns:1fr}.feedback-card{position:relative;top:auto}.reading-steps{grid-template-columns:1fr}.image-note{grid-template-columns:1fr}.image-note figure{min-height:230px}.cta-inner{padding:34px;display:block}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.container{padding:0 18px}.topnote .container span:last-child{display:none}.help-hero{padding-bottom:40px}.search-form{display:block}.search-form input,.search-form button{width:100%}.search-form button{margin-top:10px}.topic-grid{grid-template-columns:1fr}.question-group{padding:20px 15px}.question-group header{align-items:flex-start;flex-direction:column;gap:9px}.notice-band{grid-template-columns:1fr;gap:10px}.image-note article{padding:27px 22px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:9px}}
@media(max-width:480px){body{font-size:15px}.brand{font-size:18px}.brand-mark{width:31px;height:31px}.nav-cta{display:none}h1{font-size:34px}.hero-lead{font-size:16px}.section{padding:48px 0}.accordion-title{padding:15px 42px 15px 15px}.accordion-content{padding:0 15px 16px}.cta-inner{padding:28px 22px}}

/* roulang page: category6 */
:root{
 --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
 --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
 --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
 --max:1220px;--space:76px;--ease:220ms ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:all var(--ease)}
button,input,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{color:var(--ink);font-weight:800;line-height:1.28}
h1{font-size:52px;letter-spacing:-.04em;margin-bottom:20px}
h2{font-size:34px;margin-bottom:18px}
h3{font-size:21px;margin-bottom:10px}
p{margin-bottom:16px}
ul{padding-left:20px}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.section{padding:var(--space) 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head p{font-size:17px;color:#526057;margin-bottom:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.08em;margin-bottom:13px}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
.topnote{background:var(--deep);color:#dce5d9;font-size:13px;border-bottom:1px solid rgba(255,255,255,.13)}
.topnote .container{min-height:35px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:8px}
.site-header{position:sticky;top:0;z-index:20;padding:15px 0;background:rgba(250,248,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
.brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
.brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
.brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
.brand-mark:before{width:18px;left:7px;top:10px}
.brand-mark:after{width:12px;left:10px;top:19px}
.nav-links{display:flex;align-items:center;gap:5px;flex:1}
.nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
.nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
.nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
.button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
.button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(201,119,69,.6);outline-offset:3px}
.breadcrumb{font-size:14px;color:var(--muted);padding:25px 0 12px}
.breadcrumb a:hover{color:var(--forest)}
.intro{padding:44px 0 68px;position:relative;overflow:hidden}
.intro:after{content:"";position:absolute;width:430px;height:430px;border:1px solid rgba(35,77,56,.18);border-radius:50%;right:-180px;top:-80px}
.intro-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:62px;align-items:center;position:relative;z-index:1}
.intro-lead{font-size:19px;line-height:1.8;color:#46544a;max-width:720px}
.intro-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.archive-art{min-height:310px;border-radius:22px;background:var(--forest);position:relative;overflow:hidden;box-shadow:var(--shadow)}
.archive-art:before{content:"";position:absolute;width:275px;height:275px;border:2px solid rgba(209,227,92,.6);border-radius:50%;right:-76px;top:18px}
.archive-art:after{content:"";position:absolute;left:36px;bottom:46px;width:230px;height:115px;border:1px solid rgba(255,255,255,.35);border-radius:130px 130px 0 0;border-bottom:0}
.art-label{position:absolute;left:31px;top:34px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em}
.art-number{position:absolute;left:31px;bottom:22px;font-size:72px;line-height:1;color:#fff;font-weight:800;letter-spacing:-.08em}
.art-caption{position:absolute;right:24px;bottom:28px;width:130px;color:#e1eadf;font-size:13px;line-height:1.6}
.standard-bar{background:var(--deep);color:#e3ebe1;padding:30px 0}
.standard-bar h2{color:#fff;font-size:27px;margin:0}
.standard-bar p{margin:8px 0 0;color:#bfccbF}
.standard-cells{display:grid;grid-template-columns:1.2fr repeat(3,.7fr);gap:1px;background:rgba(255,255,255,.13)}
.standard-cells>div{padding:22px;background:var(--deep)}
.standard-cells strong{display:block;color:var(--lime);font-size:23px;line-height:1.2}
.standard-cells span{display:block;font-size:13px;color:#c9d4c8;margin-top:7px}
.paper{background:#fffdf8;border:1px solid var(--line);border-radius:20px;padding:42px;box-shadow:var(--shadow)}
.principle-list{border-top:1px solid var(--line)}
.principle{display:grid;grid-template-columns:72px 1fr;gap:23px;padding:25px 0;border-bottom:1px solid var(--line)}
.principle-num{font-size:31px;color:var(--clay);font-weight:800;line-height:1}
.principle p{margin-bottom:0;color:#556258}
.note-card{background:var(--sand);border-left:4px solid var(--clay);padding:23px 25px;border-radius:0 14px 14px 0;color:#475349}
.note-card strong{display:block;color:var(--ink);margin-bottom:7px}
.timeline{position:relative;padding-left:34px}
.timeline:before{content:"";position:absolute;left:6px;top:7px;bottom:12px;width:1px;background:rgba(35,77,56,.26)}
.time-item{position:relative;padding:0 0 34px}
.time-item:before{content:"";position:absolute;left:-33px;top:8px;width:13px;height:13px;background:var(--lime);border:3px solid var(--forest);border-radius:50%}
.time-item:last-child{padding-bottom:0}
.time-item .time{font-size:13px;font-weight:800;color:var(--clay);letter-spacing:.08em}
.time-item p{color:#58645c;margin-bottom:0}
.photo-panel{height:100%;min-height:410px;border-radius:20px;overflow:hidden;position:relative}
.photo-panel img{width:100%;height:100%;object-fit:cover}
.photo-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(20,37,29,.78))}
.photo-caption{position:absolute;left:25px;right:25px;bottom:20px;color:#fff;z-index:1;font-size:14px}
.moss-section{background:#e4ebdf;border-top:1px solid rgba(35,77,56,.09);border-bottom:1px solid rgba(35,77,56,.09)}
.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.editor-card{background:rgba(255,253,248,.82);border:1px solid var(--line);border-radius:17px;padding:28px}
.editor-card .tag{color:var(--forest);font-size:13px;font-weight:800}
.editor-card p{color:#59655d;margin-bottom:0}
.quote{background:var(--forest);color:#f4f6eb;border-radius:18px;padding:32px;position:relative}
.quote:before{content:"“";position:absolute;right:25px;top:3px;font-size:70px;line-height:1;color:rgba(209,227,92,.55)}
.quote p{font-size:19px;line-height:1.75;position:relative;margin-bottom:14px}
.quote small{color:#cedacb}
.feedback-list{list-style:none;padding:0;margin:0}
.feedback-list li{display:grid;grid-template-columns:35px 1fr;gap:14px;padding:17px 0;border-bottom:1px solid var(--line)}
.feedback-list li:last-child{border-bottom:0}
.feedback-list b{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--pale);color:var(--forest);font-size:13px}
.feedback-list p{margin:0;color:#566258}
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-card{background:#fffdf8;border:1px solid var(--line);border-radius:17px;padding:23px;display:flex;flex-direction:column;min-height:190px}
.related-card:hover{transform:translateY(-4px);border-color:var(--moss);box-shadow:var(--shadow)}
.related-card .index{color:var(--clay);font-size:13px;font-weight:800}
.related-card h3{font-size:20px;margin:12px 0 8px}
.related-card p{font-size:14px;line-height:1.75;color:var(--muted);margin-bottom:15px}
.related-card a{margin-top:auto;color:var(--forest);font-weight:800;font-size:14px}
.cta{background:var(--deep) url("/assets/images/backpic/back-2.webp") center/cover;border-radius:22px;overflow:hidden;color:#fff;position:relative}
.cta:before{content:"";position:absolute;inset:0;background:rgba(16,33,25,.88)}
.cta-inner{position:relative;padding:47px;display:grid;grid-template-columns:1.2fr .8fr;gap:35px;align-items:center}
.cta h2{color:#fff;margin-bottom:13px}
.cta p{color:#d2ddd1;max-width:650px;margin-bottom:0}
.cta-side{border:1px solid rgba(255,255,255,.24);border-radius:15px;padding:20px;background:rgba(20,37,29,.55)}
.cta-side span{display:block;color:var(--lime);font-size:13px;font-weight:800;margin-bottom:7px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:23px}
.cta .button-main{background:var(--lime);color:var(--deep)!important}
.cta .button-ghost{border-color:rgba(255,255,255,.45);color:#fff}
footer{background:var(--deep);color:#ccd7cc;padding:58px 0 23px;margin-top:0;border-top:5px solid var(--moss)}
.footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);gap:36px}
.footer-brand{font-size:24px;font-weight:800;color:#fff;margin-bottom:10px}
.footer-grid p{font-size:14px;line-height:1.8;margin:0;max-width:270px}
.footer-title{color:var(--lime);font-weight:800;font-size:14px;margin-bottom:12px}
.footer-links a{display:block;font-size:14px;padding:4px 0;color:#cbd7ca}
.footer-links a:hover{color:var(--lime);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:22px;margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);font-size:12px;color:#b8c6b8}
.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1100px){
 .nav-links a{padding:8px 7px;font-size:12px}.nav-panel{gap:9px}.brand{min-width:125px}
 .intro-grid{gap:35px}.footer-grid{gap:22px}
}
@media(max-width:900px){
 :root{--space:60px}
 .nav-panel{flex-wrap:wrap}.menu-toggle{display:block;margin-left:auto}.nav-cta{display:none}
 .nav-links{display:none;width:100%;order:3;flex-direction:column;align-items:stretch;padding-top:8px;border-top:1px solid var(--line)}
 .nav-links.is-open{display:flex}.nav-links a{padding:11px 12px;font-size:14px}
 .intro-grid,.cta-inner{grid-template-columns:1fr}.archive-art{min-height:240px}
 .standard-cells{grid-template-columns:1fr 1fr}.standard-cells>div:first-child{grid-column:1/-1}
 .photo-panel{min-height:330px}.related{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
 .footer-grid>div:last-child{grid-column:2/4}
}
@media(max-width:640px){
 body{font-size:15px}.container{padding:0 17px}h1{font-size:36px}h2{font-size:29px}h3{font-size:20px}
 .topnote .container{justify-content:center;text-align:center}.topnote .container span:last-child{display:none}
 .site-header{padding:10px 0}.nav-panel{border-radius:15px}.brand{font-size:19px}
 .breadcrumb{padding-top:18px}.intro{padding:28px 0 48px}.intro-lead{font-size:17px}
 .paper{padding:25px 20px}.principle{grid-template-columns:48px 1fr;gap:14px}
 .editor-grid,.related{grid-template-columns:1fr}.standard-cells{grid-template-columns:1fr}
 .standard-cells>div:first-child{grid-column:auto}.section-head{margin-bottom:27px}
 .cta-inner{padding:32px 24px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}
 .footer-bottom{display:block;line-height:2}.footer-bottom span{display:block}
}
@media(max-width:480px){
 :root{--space:48px}.brand-mark{width:30px;height:30px}.brand{min-width:auto}.menu-toggle{font-size:13px}
 .intro-actions,.cta-actions{flex-direction:column;align-items:stretch}.button-main,.button-ghost{text-align:center}
 .archive-art{min-height:210px}.art-number{font-size:58px}.art-caption{display:none}
 .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:auto}
}

/* roulang page: category4 */
:root{
      --ink:#18211c;--forest:#234d38;--deep:#14251d;--moss:#718b68;--pale:#dfe8d8;
      --sand:#eee9df;--bone:#faf8f2;--clay:#c97745;--lime:#d1e35c;--muted:#6b746c;
      --line:rgba(35,77,56,.16);--radius:18px;--shadow:0 12px 30px rgba(26,42,32,.09);
      --max:1220px;--space:76px;--ease:220ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--bone);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.85}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none;transition:all var(--ease)}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,h4{color:var(--deep);line-height:1.25;font-weight:800;margin-top:0}
    h1{font-size:clamp(36px,5vw,56px);letter-spacing:-.04em}
    h2{font-size:clamp(28px,3vw,38px);letter-spacing:-.025em}
    h3{font-size:21px}
    p{margin:0 0 16px}
    .container{max-width:var(--max);margin:auto;padding:0 24px}
    .section{padding:var(--space) 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--forest);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--clay)}
    .section-head{max-width:720px;margin-bottom:34px}
    .section-head p{font-size:17px;color:var(--muted)}
    .topnote{background:var(--deep);color:#dbe4d8;font-size:13px;padding:8px 0}
    .topnote .container{display:flex;justify-content:space-between;gap:20px}
    .topnote strong{color:var(--lime)}
    .site-header{position:sticky;top:0;z-index:20;padding:16px 0;background:rgba(250,248,242,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-panel{background:#fffdf8;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 24px rgba(26,42,32,.07);padding:10px 12px;display:flex;align-items:center;gap:16px}
    .brand{display:flex;align-items:center;gap:10px;min-width:145px;font-weight:800;font-size:20px;color:var(--deep)}
    .brand-mark{width:34px;height:34px;border:2px solid var(--forest);border-radius:10px;position:relative;display:inline-block}
    .brand-mark:before,.brand-mark:after{content:"";position:absolute;background:var(--forest);height:2px;transform:rotate(-35deg)}
    .brand-mark:before{width:18px;left:7px;top:10px}.brand-mark:after{width:12px;left:10px;top:19px}
    .nav-links{display:flex;align-items:center;gap:5px;flex:1}
    .nav-links a{font-size:13px;padding:9px 10px;border-radius:10px;color:#4f5a52;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--pale);color:var(--forest);font-weight:700}
    .nav-cta,.button-main{background:var(--forest);color:#fff!important;border:0;border-radius:10px;padding:11px 17px;font-weight:700;display:inline-block}
    .nav-cta:hover,.button-main:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 8px 16px rgba(35,77,56,.18)}
    .button-ghost{display:inline-block;border:1px solid rgba(35,77,56,.35);color:var(--forest);border-radius:10px;padding:10px 17px;font-weight:700}
    .button-ghost:hover{background:var(--pale);transform:translateY(-2px)}
    .menu-toggle{display:none;border:1px solid var(--line);background:var(--bone);border-radius:9px;padding:8px 11px;color:var(--forest)}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .crumbs{padding:22px 0 0;font-size:13px;color:var(--muted)}
    .crumbs a:hover{color:var(--forest)}
    .page-hero{padding:35px 0 64px;background:linear-gradient(180deg,var(--bone),#f0ece3)}
    .page-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
    .page-hero h1{margin:12px 0 18px}
    .page-hero p{max-width:690px;color:var(--muted);font-size:18px}
    .hero-art{height:300px;border-radius:22px;overflow:hidden;position:relative;background:var(--deep)}
    .hero-art img{width:100%;height:100%;object-fit:cover;opacity:.72}
    .hero-art:after{content:"动态 / 资料 / 说明";position:absolute;left:24px;bottom:22px;color:#fff;background:rgba(20,37,29,.78);padding:10px 14px;border-left:3px solid var(--lime);font-weight:700}
    .badge{display:inline-block;padding:4px 10px;border-radius:999px;background:var(--pale);color:var(--forest);font-size:12px;font-weight:800}
    .featured{background:#fffdf8;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
    .featured-grid{display:grid;grid-template-columns:1.05fr .95fr}
    .featured-copy{padding:38px}
    .featured-copy h2{margin:15px 0}
    .featured-copy p{color:var(--muted)}
    .featured-image{min-height:300px}
    .featured-image img{width:100%;height:100%;object-fit:cover}
    .meta{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px;margin-bottom:12px}
    .split-news{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:28px}
    .news-flow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .news-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;min-height:220px;display:flex;flex-direction:column}
    .news-item:hover{border-color:var(--moss);transform:translateY(-3px);box-shadow:var(--shadow)}
    .news-item h3{margin:10px 0 9px;font-size:20px}
    .news-item p{color:var(--muted);font-size:14px;line-height:1.75}
    .read-more{color:var(--forest);font-size:14px;font-weight:800;margin-top:auto}
    .read-more:after{content:" →";color:var(--clay)}
    .side-panel{background:var(--sand);border:1px solid var(--line);border-radius:18px;padding:24px;height:max-content;position:sticky;top:104px}
    .side-panel h3{font-size:19px;margin-bottom:18px}
    .side-panel ul{list-style:none;margin:0;padding:0}
    .side-panel li{border-bottom:1px solid var(--line);padding:10px 0;color:var(--muted);font-size:14px}
    .side-panel a:hover{color:var(--forest)}
    .status-line{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--forest);margin-top:18px}
    .status-dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(209,227,92,.25)}
    .observation{background:var(--deep);color:#dce6dc;position:relative;overflow:hidden}
    .observation:before{content:"";position:absolute;width:460px;height:220px;border:1px solid rgba(209,227,92,.24);border-radius:50%;right:-120px;top:30px;transform:rotate(-18deg)}
    .observation h2,.observation h3{color:#fff}
    .observation p{color:#c2d0c4}
    .observation-grid{position:relative;display:grid;grid-template-columns:.82fr 1.18fr;gap:60px}
    .observation-copy{font-size:17px}
    .observation-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .observation-list div{border:1px solid rgba(223,232,216,.2);border-radius:14px;padding:18px;background:rgba(255,255,255,.045)}
    .observation-list strong{display:block;color:var(--lime);margin-bottom:5px}
    .update-principles{background:var(--pale)}
    .principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .principle{background:#f8faf3;border:1px solid rgba(35,77,56,.15);padding:25px;border-radius:16px}
    .principle b{display:block;font-size:28px;color:var(--clay);margin-bottom:8px}
    .principle h3{margin-bottom:8px}
    .principle p{font-size:14px;color:var(--muted)}
    .tag-section{background:#f3f0e8}
    .tag-board{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .tag-board a{border:1px solid var(--line);background:#fffdf8;border-radius:12px;padding:13px 17px;color:var(--forest);font-weight:700}
    .tag-board a:hover{background:var(--forest);color:#fff}
    .archive-table{border-top:1px solid var(--line)}
    .archive-row{display:grid;grid-template-columns:130px 150px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .archive-row time{font-size:14px;color:var(--muted)}
    .archive-row h3{font-size:17px;margin:0}
    .archive-row p{margin:0;color:var(--muted);font-size:14px}
    .faq-wrap{display:grid;grid-template-columns:.65fr 1.35fr;gap:50px}
    .faq-intro p{color:var(--muted)}
    .accordion{background:transparent;margin:0}
    .accordion-item{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;background:#fffdf8;overflow:hidden}
    .accordion-title{color:var(--deep);font-weight:700;font-size:16px;padding:17px 22px}
    .accordion-title:hover{background:var(--pale);color:var(--forest)}
    .accordion-content{border-top:1px solid var(--line);background:#fff;padding:17px 22px;color:var(--muted);font-size:14px}
    .cta{background:var(--forest);color:#e9f0e5;border-radius:22px;padding:42px 46px;position:relative;overflow:hidden}
    .cta:after{content:"";position:absolute;width:360px;height:170px;border:1px solid rgba(209,227,92,.35);border-radius:50%;right:-90px;top:25px;transform:rotate(-18deg)}
    .cta-grid{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{color:#fff;margin-bottom:12px}.cta p{color:#cbd9cc;max-width:680px}
    .cta .button-main{background:var(--lime);color:var(--deep)!important}.cta .button-ghost{border-color:rgba(255,255,255,.4);color:#fff}
    footer{background:var(--deep);color:#c9d5c8;border-top:5px solid var(--moss);padding:48px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
    .footer-brand{font-size:24px;color:#fff;font-weight:800;margin-bottom:10px}
    footer p{font-size:14px;color:#aebdaf;max-width:270px}
    .footer-title{color:var(--lime);font-weight:800;margin-bottom:12px}
    .footer-links a{display:block;font-size:14px;color:#c9d5c8;padding:3px 0}
    .footer-links a:hover{color:var(--lime);padding-left:4px}
    .footer-bottom{border-top:1px solid rgba(223,232,216,.18);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#9eada0}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-links a{padding:8px 6px;font-size:12px}.nav-panel{gap:8px}.page-hero-grid{gap:28px}.side-panel{position:static}}
    @media(max-width:768px){:root{--space:58px}.nav-links{display:none;position:absolute;left:0;right:0;top:70px;background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.menu-toggle{display:block;margin-left:auto}.nav-cta{font-size:13px}.page-hero-grid,.featured-grid,.observation-grid,.faq-wrap{grid-template-columns:1fr}.hero-art{height:240px}.featured-copy{padding:28px}.split-news{grid-template-columns:1fr}.principle-grid{grid-template-columns:1fr 1fr}.archive-row{grid-template-columns:100px 1fr}.archive-row p{grid-column:2}.archive-row .read-more{grid-column:2}.cta-grid{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:640px){.topnote .container{display:block}.topnote span{display:block}.news-flow{grid-template-columns:1fr}.principle-grid{grid-template-columns:1fr}.observation-list{grid-template-columns:1fr}.archive-row{grid-template-columns:1fr;gap:4px}.archive-row p,.archive-row .read-more{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}}
    @media(max-width:480px){.container{padding:0 18px}.nav-panel{padding:8px}.brand{min-width:auto;font-size:18px}.nav-cta{display:none}h1{font-size:35px}.page-hero{padding-bottom:45px}.hero-art{height:210px}.cta{padding:30px 24px}.footer-grid{grid-template-columns:1fr}.section{padding:48px 0}}