/* roulang page: index */
:root{
      --ink:#241b2f;
      --ink-deep:#17141d;
      --green:#3baa8a;
      --green-dark:#278069;
      --cream:#f5f3ef;
      --paper:#fffdf9;
      --lavender:#eeeaf2;
      --text:#302d35;
      --muted:#77727d;
      --line:#ded9e1;
      --soft-line:#ebe7ec;
      --radius:16px;
      --shadow:0 14px 40px rgba(36,27,47,.08);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--text);background:var(--cream);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(59,170,138,.45);outline-offset:3px}
    .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .site-header{height:78px;background:rgba(255,253,249,.94);border-bottom:1px solid var(--soft-line);display:flex;align-items:center;position:sticky;top:0;z-index:20;backdrop-filter:blur(10px)}
    .nav-row{display:flex;align-items:center;justify-content:space-between;gap:34px}
    .brand{display:flex;align-items:center;gap:12px;min-width:max-content}
    .brand-mark{width:38px;height:38px;border-radius:11px;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px;letter-spacing:-1px}
    .brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.2px}
    .brand-text small{display:block;color:var(--muted);font-size:10px;line-height:1.2;font-weight:500;letter-spacing:.8px}
    .main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}
    .main-nav a{font-size:14px;color:var(--muted);position:relative;padding:26px 0}
    .main-nav a:hover,.main-nav a.active{color:var(--green-dark)}
    .main-nav a.active:after{content:"";position:absolute;bottom:16px;left:0;right:0;height:2px;background:var(--green);border-radius:2px}
    .header-action{background:var(--green);color:#fff;border-radius:8px;padding:10px 17px;font-size:14px;font-weight:700;white-space:nowrap}
    .header-action:hover{background:var(--green-dark);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--ink);font-size:25px}
    .hero{padding:78px 0 58px;overflow:hidden;background:var(--paper)}
    .hero-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--green-dark);font-size:13px;font-weight:800;letter-spacing:1px}
    .eyebrow:before,.section-kicker:before{content:"";width:22px;height:2px;background:var(--green);display:inline-block}
    h1{font-size:clamp(36px,4.3vw,54px);line-height:1.2;letter-spacing:-1.5px;color:var(--ink);margin:18px 0 20px}
    .hero-copy>p{font-size:17px;color:var(--muted);max-width:530px;line-height:1.9}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
    .btn{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:0 20px;border-radius:8px;font-weight:700;font-size:14px;border:1px solid transparent;transition:var(--ease)}
    .btn-primary{background:var(--green);color:#fff}
    .btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(59,170,138,.2)}
    .btn-secondary{border-color:var(--ink);color:var(--ink);background:transparent}
    .btn-secondary:hover{background:var(--lavender);transform:translateY(-2px)}
    .hero-visual{position:relative;min-height:390px}
    .hero-image{height:390px;width:100%;object-fit:cover;border-radius:22px;box-shadow:var(--shadow);filter:saturate(.82)}
    .visual-note{position:absolute;bottom:-18px;left:-28px;background:var(--ink);color:#fff;border-radius:13px;padding:18px 21px;max-width:230px;box-shadow:0 12px 28px rgba(23,20,29,.22)}
    .visual-note strong{display:block;font-size:16px;margin-bottom:3px}
    .visual-note span{font-size:12px;color:#d8d0df}
    .quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:38px}
    .quick-link{background:var(--cream);border:1px solid var(--line);padding:17px 18px;border-radius:12px;display:flex;align-items:center;gap:12px}
    .quick-link:hover{border-color:var(--green);transform:translateY(-2px);box-shadow:var(--shadow)}
    .quick-icon{color:var(--green-dark);font-size:20px;font-weight:800}
    .quick-link span{font-size:14px;font-weight:700;color:var(--ink)}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:35px}
    .section-title{font-size:32px;line-height:1.3;color:var(--ink);margin-top:10px;letter-spacing:-.6px}
    .section-intro{max-width:475px;color:var(--muted);font-size:15px}
    .overview{background:var(--lavender)}
    .overview-grid{display:grid;grid-template-columns:1.1fr 2fr;gap:62px;align-items:center}
    .overview-copy p{color:var(--muted);margin-top:15px}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid #d5cfda}
    .metric{padding:10px 22px;border-right:1px solid #d5cfda}
    .metric strong{display:block;color:var(--ink);font-size:26px;line-height:1.2;margin-bottom:8px}
    .metric span{display:block;color:var(--muted);font-size:13px}
    .function-layout{display:grid;grid-template-columns:250px 1fr;gap:35px}
    .function-menu{border-right:1px solid var(--line);padding-right:25px}
    .function-menu button{width:100%;text-align:left;background:transparent;color:var(--muted);padding:15px 16px;border-radius:9px;margin-bottom:7px;font-weight:700;transition:var(--ease)}
    .function-menu button:hover,.function-menu button.active{background:var(--lavender);color:var(--ink)}
    .function-menu button.active{border-left:3px solid var(--green);padding-left:13px}
    .function-panel{display:grid;grid-template-columns:1fr .9fr;gap:35px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 8px 24px rgba(36,27,47,.04)}
    .panel-label{color:var(--green-dark);font-size:13px;font-weight:800}
    .function-panel h3{font-size:25px;line-height:1.35;color:var(--ink);margin:9px 0 12px}
    .function-panel p{color:var(--muted);font-size:15px}
    .check-list{list-style:none;margin:18px 0 24px}
    .check-list li{font-size:14px;margin:8px 0;color:var(--text)}
    .check-list li:before{content:"✓";color:var(--green-dark);font-weight:800;margin-right:9px}
    .panel-image{height:220px;width:100%;object-fit:cover;border-radius:12px}
    .entry-section{background:#ebe6ed}
    .entry-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:16px}
    .entry-card{min-height:210px;border:1px solid var(--line);border-radius:var(--radius);padding:25px;background:var(--paper);display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;position:relative;overflow:hidden}
    .entry-card.featured{min-height:280px;background:var(--ink);color:#fff}
    .entry-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
    .entry-card.featured .entry-content{position:relative}
    .entry-card:not(.featured):hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .entry-card h3{font-size:20px;line-height:1.4;margin:9px 0;color:var(--ink)}
    .featured h3{color:#fff}
    .entry-card p{font-size:14px;color:var(--muted);line-height:1.7}
    .featured p{color:#d8d0df}
    .tag{display:inline-block;padding:4px 9px;border-radius:5px;background:var(--lavender);color:var(--green-dark);font-size:11px;font-weight:800}
    .featured .tag{background:rgba(59,170,138,.18);color:#91dec6}
    .text-link{display:inline-flex;align-items:center;gap:8px;color:var(--green-dark);font-size:13px;font-weight:800;margin-top:18px}
    .text-link:hover{gap:12px;text-decoration:underline}
    .news-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px}
    .news-feature{background:var(--ink);border-radius:var(--radius);overflow:hidden;color:#fff}
    .news-feature img{width:100%;height:190px;object-fit:cover;opacity:.78}
    .news-feature-content{padding:22px}
    .news-feature h3{font-size:21px;line-height:1.45;margin:12px 0 8px}
    .news-feature p{font-size:14px;color:#d8d0df}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:100px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
    .news-date{font-size:13px;color:var(--green-dark);font-weight:800}
    .news-item h3{font-size:16px;color:var(--ink);margin-bottom:4px}
    .news-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .faq-section{background:var(--paper)}
    .faq-wrap{max-width:850px;margin:0 auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-question{width:100%;padding:21px 4px;background:transparent;display:flex;justify-content:space-between;align-items:center;text-align:left;color:var(--ink);font-size:16px;font-weight:800}
    .faq-question:after{content:"＋";font-size:23px;color:var(--green-dark);font-weight:400}
    .faq-item.open .faq-question:after{content:"−"}
    .faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 38px 21px 4px}
    .faq-item.open .faq-answer{display:block}
    .cta{padding:68px 0;background:var(--ink-deep);color:#fff}
    .cta-row{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta h2{font-size:31px;line-height:1.35;margin:8px 0}
    .cta p{color:#c9c1cf;font-size:15px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    .cta .btn-secondary{border-color:#948a9f;color:#fff}
    .cta .btn-secondary:hover{background:#2b2533}
    .site-footer{background:#17141d;color:#c9c1cf;padding:50px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1.2fr;gap:55px;padding-bottom:40px;border-bottom:1px solid #37313c}
    .footer-brand .brand-text{color:#fff}
    .footer-brand p{font-size:13px;color:#918895;max-width:300px;margin-top:15px}
    .footer-title{font-size:14px;color:#fff;margin-bottom:15px;font-weight:800}
    .footer-links{display:flex;flex-direction:column;gap:8px}
    .footer-links a{font-size:13px;color:#a9a0ad}
    .footer-links a:hover{color:#79cdb4}
    .footer-note{font-size:13px;color:#918895;line-height:1.8}
    .copyright{display:flex;justify-content:space-between;gap:15px;padding-top:20px;font-size:12px;color:#817885}
    @media(max-width:1024px){
      .main-nav{gap:16px}.hero-grid{gap:35px}.overview-grid{gap:30px}.function-layout{grid-template-columns:205px 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 38px,600px)}.site-header{height:68px}.main-nav,.header-action{display:none}.menu-toggle{display:block}
      .nav-row{width:100%}.hero{padding:55px 0 42px}.hero-grid,.overview-grid,.news-layout{grid-template-columns:1fr}.hero-visual{min-height:auto;margin-top:22px}.hero-image{height:285px}.visual-note{left:14px;bottom:-14px}
      .quick-links{grid-template-columns:1fr;margin-top:30px}.quick-link{padding:13px 15px}.section{padding:65px 0}.section-head{display:block;margin-bottom:25px}.section-intro{margin-top:12px}
      .metrics{border-left:0;grid-template-columns:repeat(2,1fr);gap:20px}.metric{padding:0;border-right:0}.metric strong{font-size:23px}
      .function-layout{grid-template-columns:1fr;gap:20px}.function-menu{border-right:0;padding-right:0;display:flex;overflow-x:auto;gap:8px}.function-menu button{white-space:nowrap;width:auto;margin:0}
      .function-panel{grid-template-columns:1fr;padding:22px}.panel-image{height:180px}.entry-grid{grid-template-columns:1fr}.entry-card,.entry-card.featured{min-height:210px}
      .news-feature img{height:160px}.news-item{grid-template-columns:1fr;gap:2px}.cta-row{display:block}.cta-actions{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      h1{font-size:34px}.section-title{font-size:27px}.hero-copy>p{font-size:15px}.hero-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.cta h2{font-size:27px}
    }

/* roulang page: category1 */
:root{
      --ink:#241b2f;
      --ink-deep:#17141d;
      --text:#302d35;
      --muted:#77727d;
      --paper:#f5f3ef;
      --card:#fffdfa;
      --mint:#3baa8a;
      --mint-deep:#27806a;
      --line:#e5e0e7;
      --lavender:#eee9f2;
      --lavender-deep:#dcd3e4;
      --radius:16px;
      --small-radius:9px;
      --shadow:0 14px 36px rgba(36,27,47,.07);
      --container:1200px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease}
    a:hover{color:var(--mint-deep)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid rgba(59,170,138,.38);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      height:78px;
      display:flex;
      align-items:center;
      background:rgba(245,243,239,.94);
      border-bottom:1px solid var(--line);
      position:relative;
      z-index:5;
    }
    .header-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;width:100%}
    .brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);min-width:224px}
    .brand:hover{color:var(--ink)}
    .brand-mark{
      width:39px;height:39px;border-radius:11px;
      display:grid;place-items:center;
      color:#f7f5f1;background:var(--ink);
      font-size:15px;font-weight:800;letter-spacing:.04em;
    }
    .brand-text{font-size:17px;font-weight:800;line-height:1.15;letter-spacing:.01em}
    .brand-text small{display:block;margin-top:4px;color:var(--muted);font-size:10px;font-weight:500;letter-spacing:.04em}
    .main-nav{display:flex;align-items:center;gap:7px}
    .main-nav a{
      position:relative;padding:27px 18px 25px;
      color:#5f5865;font-size:14px;font-weight:600;
    }
    .main-nav a::after{
      content:"";position:absolute;left:18px;right:18px;bottom:0;height:3px;
      background:transparent;border-radius:3px 3px 0 0;
    }
    .main-nav a:hover,.main-nav a.active{color:var(--mint-deep)}
    .main-nav a.active::after{background:var(--mint)}
    .header-action{
      padding:10px 16px;border:1px solid var(--ink);border-radius:var(--small-radius);
      color:var(--ink);font-size:13px;font-weight:700;white-space:nowrap;
    }
    .header-action:hover{background:var(--ink);color:#fff;transform:translateY(-1px)}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--ink);font-size:25px;padding:5px}
    .page-intro{padding:55px 0 40px;background:#ebe7ed;border-bottom:1px solid var(--line)}
    .breadcrumbs{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin-bottom:21px}
    .breadcrumbs a:hover{text-decoration:underline;text-underline-offset:4px}
    .breadcrumbs .current{color:var(--ink);font-weight:700}
    .intro-grid{display:grid;grid-template-columns:minmax(0,1fr) 370px;gap:70px;align-items:end}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--mint-deep);
      font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
    }
    .eyebrow::before,.section-kicker::before{content:"";width:24px;height:2px;background:var(--mint)}
    h1,h2,h3,p{margin-top:0}
    h1{margin-bottom:16px;color:var(--ink);font-size:clamp(34px,4.3vw,50px);line-height:1.22;letter-spacing:-.035em}
    .intro-copy{max-width:720px;color:#625d67;font-size:17px;line-height:1.85;margin-bottom:0}
    .intro-note{
      padding:20px 22px;border-left:4px solid var(--mint);
      background:rgba(255,253,250,.72);border-radius:0 var(--small-radius) var(--small-radius) 0;
      color:#5c5661;font-size:14px;
    }
    .intro-note strong{display:block;color:var(--ink);font-size:16px;margin-bottom:5px}
    .guide-main{padding:66px 0 78px}
    .feature{
      display:grid;grid-template-columns:1.07fr .93fr;min-height:360px;
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
      overflow:hidden;box-shadow:var(--shadow);margin-bottom:68px;
    }
    .feature-image{position:relative;min-height:360px;background:var(--ink)}
    .feature-image img{width:100%;height:100%;object-fit:cover;opacity:.82}
    .feature-image::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(23,20,29,.48),rgba(23,20,29,.04))}
    .image-label{
      position:absolute;left:25px;bottom:23px;z-index:1;
      color:#fff;font-size:13px;letter-spacing:.04em;
    }
    .feature-content{padding:42px 45px;display:flex;flex-direction:column;justify-content:center}
    .tag{
      display:inline-flex;align-items:center;width:max-content;
      padding:4px 9px;background:var(--lavender);border-radius:5px;
      color:var(--ink);font-size:12px;font-weight:700;line-height:1.4;
    }
    .feature h2{color:var(--ink);font-size:28px;line-height:1.35;margin:17px 0 12px}
    .feature p{color:var(--muted);font-size:15px;margin-bottom:23px}
    .text-link{display:inline-flex;align-items:center;gap:9px;color:var(--mint-deep);font-size:14px;font-weight:800}
    .text-link::after{content:"→";font-size:18px;transition:transform .2s ease}
    .text-link:hover::after{transform:translateX(4px)}
    .section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:25px}
    .section-heading h2{margin:6px 0 0;color:var(--ink);font-size:31px;line-height:1.3;letter-spacing:-.025em}
    .section-heading p{max-width:480px;margin:0;color:var(--muted);font-size:14px}
    .guide-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:46px;margin-bottom:72px}
    .guide-index{border-right:1px solid var(--line);padding-right:25px}
    .guide-index h3{color:var(--ink);font-size:15px;margin-bottom:14px}
    .guide-index a{
      display:flex;justify-content:space-between;align-items:center;
      padding:12px 10px;border-bottom:1px solid #e9e5e9;color:var(--muted);font-size:14px;
    }
    .guide-index a::after{content:"›";font-size:19px;color:#a59da9}
    .guide-index a:hover,.guide-index a.active{background:var(--lavender);color:var(--ink);border-radius:6px}
    .guide-index a.active{font-weight:700;border-left:3px solid var(--mint)}
    .guide-list{display:grid;gap:0}
    .guide-item{
      display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:20px;align-items:center;
      padding:20px 0;border-bottom:1px solid var(--line);
    }
    .guide-item:first-child{padding-top:0}
    .guide-icon{
      width:64px;height:64px;border-radius:13px;background:var(--lavender);
      display:grid;place-items:center;color:var(--ink);font-weight:800;font-size:21px;
    }
    .guide-item h3{margin:7px 0 4px;color:var(--ink);font-size:18px;line-height:1.4}
    .guide-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .guide-item .text-link{white-space:nowrap}
    .notice-band{
      display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:70px;
    }
    .notice-card{padding:26px 28px;border:1px solid var(--line);background:#fbfaf7;border-radius:var(--radius)}
    .notice-card.accent{background:var(--ink);color:#eeeaf0;border-color:var(--ink)}
    .notice-card h3{font-size:20px;color:var(--ink);margin:0 0 9px}
    .notice-card.accent h3{color:#fff}
    .notice-card p{margin:0 0 16px;color:var(--muted);font-size:14px}
    .notice-card.accent p{color:#c8c1cc}
    .faq-section{max-width:920px;margin:0 auto 73px}
    .faq-section .section-heading{display:block;text-align:center;margin-bottom:31px}
    .faq-section .section-heading p{margin:10px auto 0}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line);background:transparent}
    summary{
      list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
      gap:20px;padding:20px 3px;color:var(--ink);font-size:16px;font-weight:700;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+";font-size:24px;font-weight:400;color:var(--mint-deep);transition:transform .2s ease}
    details[open] summary::after{content:"−"}
    .faq-answer{padding:0 38px 20px 3px;color:var(--muted);font-size:14px;line-height:1.8}
    .cta{
      position:relative;overflow:hidden;padding:47px 52px;border-radius:var(--radius);
      background:var(--ink-deep);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:35px;
    }
    .cta::before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(59,170,138,.24);border-radius:50%;right:12%;top:-150px}
    .cta-content{position:relative;z-index:1}
    .cta h2{margin:0 0 8px;font-size:29px;line-height:1.35;color:#fff}
    .cta p{margin:0;color:#c9c4cc;font-size:14px}
    .cta-actions{position:relative;z-index:1;display:flex;gap:12px;flex-shrink:0}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;min-height:44px;
      padding:10px 19px;border-radius:var(--small-radius);border:1px solid transparent;
      font-size:14px;font-weight:800;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
    }
    .btn-primary{background:var(--mint);color:#fff}
    .btn-primary:hover{background:var(--mint-deep);color:#fff;transform:translateY(-2px)}
    .btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
    .btn-light:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;transform:translateY(-2px)}
    .site-footer{padding:48px 0 23px;background:var(--ink-deep);color:#d7d1d9}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1.1fr;gap:50px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand .brand{color:#fff;margin-bottom:17px}
    .footer-brand .brand:hover{color:#fff}
    .footer-brand .brand-mark{background:var(--mint);color:#fff}
    .footer-brand .brand-text small{color:#aea6b2}
    .footer-brand p,.footer-note{max-width:330px;color:#aaa2ae;font-size:13px;line-height:1.8;margin:0}
    .footer-title{margin:3px 0 15px;color:#fff;font-size:15px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{width:max-content;color:#aaa2ae;font-size:13px}
    .footer-links a:hover{color:#75c8ad}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#817887;font-size:12px}
    @media(max-width:1024px){
      .intro-grid{grid-template-columns:1fr 300px;gap:35px}
      .feature-content{padding:34px}
      .guide-layout{gap:30px}
      .cta{padding:40px 35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 38px,var(--container))}
      .site-header{height:70px}
      .header-inner{gap:12px}
      .brand{min-width:auto}
      .brand-text{font-size:15px}
      .brand-mark{width:35px;height:35px}
      .menu-toggle{display:block}
      .header-action{padding:8px 11px;font-size:12px}
      .main-nav{
        display:none;position:absolute;left:19px;right:19px;top:69px;
        flex-direction:column;align-items:stretch;gap:0;padding:8px;
        background:#fffdfa;border:1px solid var(--line);border-radius:0 0 12px 12px;box-shadow:var(--shadow)
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 14px}
      .main-nav a::after{display:none}
      .main-nav a.active{background:var(--lavender);border-radius:6px}
      .page-intro{padding:37px 0 31px}
      .intro-grid{display:block}
      .intro-note{margin-top:27px}
      .guide-main{padding:43px 0 55px}
      .feature{display:flex;flex-direction:column;margin-bottom:50px}
      .feature-image{min-height:225px}
      .feature-content{padding:27px 25px 30px}
      .feature h2{font-size:24px}
      .section-heading{display:block}
      .section-heading h2{font-size:26px}
      .section-heading p{margin-top:10px}
      .guide-layout{display:block;margin-bottom:54px}
      .guide-index{border-right:0;border-bottom:1px solid var(--line);padding:0 0 15px;margin-bottom:25px}
      .guide-index a{display:inline-flex;margin:4px 4px 0 0;padding:8px 11px;border:1px solid var(--line);border-radius:6px}
      .guide-index a::after{display:none}
      .guide-index a.active{border-left:1px solid var(--mint)}
      .guide-item{grid-template-columns:55px minmax(0,1fr);gap:14px;padding:17px 0}
      .guide-icon{width:52px;height:52px;font-size:17px}
      .guide-item .text-link{grid-column:2;margin-top:2px}
      .notice-band{grid-template-columns:1fr;margin-bottom:53px}
      .cta{display:block;padding:34px 26px}
      .cta h2{font-size:25px}
      .cta-actions{margin-top:24px;display:flex;flex-wrap:wrap}
      .footer-grid{grid-template-columns:1fr;gap:27px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:5px}
    }
    @media(max-width:520px){
      h1{font-size:33px}
      .intro-copy{font-size:15px}
      .feature-image{min-height:190px}
      .feature-content{padding:24px 20px}
      .notice-card{padding:22px}
      .cta-actions .btn{flex:1}
    }