/* roulang page: index */
:root{
      --color-primary:#087F6B;
      --color-primary-dark:#05695B;
      --color-primary-soft:#EAF6F3;
      --color-accent:#F59E2E;
      --color-accent-dark:#E88316;
      --color-accent-soft:#FFF3E2;
      --color-text:#202528;
      --color-muted:#66737A;
      --color-bg:#F7F5EF;
      --color-surface:#FFFFFF;
      --color-border:#E8E2D6;
      --color-footer:#173B35;
      --shadow-sm:0 8px 22px rgba(30,50,45,.07);
      --shadow-md:0 16px 38px rgba(30,50,45,.10);
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:26px;
      --radius-pill:999px;
      --container:1200px;
      --transition:220ms ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(8,127,107,.08), transparent 28%),
        radial-gradient(circle at 92% 12%, rgba(245,158,46,.10), transparent 25%),
        var(--color-bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea{font-family:inherit}
    button{cursor:pointer}
    .grid-container{max-width:var(--container)}
    .skip-link{
      position:absolute;left:-999px;top:12px;background:var(--color-primary);color:#fff;
      padding:10px 14px;border-radius:10px;z-index:9999
    }
    .skip-link:focus{left:12px}
    .site-header{
      position:sticky;top:0;z-index:1000;
      background:rgba(255,255,255,.92);
      backdrop-filter:saturate(160%) blur(14px);
      border-bottom:1px solid rgba(232,226,214,.85);
      box-shadow:0 4px 18px rgba(32,37,40,.04);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;align-items:center;justify-content:space-between;gap:22px;
    }
    .brand{
      display:inline-flex;align-items:center;gap:12px;min-width:max-content;font-weight:800;color:var(--color-text);
      letter-spacing:-.02em;
    }
    .brand-icon{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--color-primary),#16A38F);
      box-shadow:0 10px 24px rgba(8,127,107,.22);
      color:#fff;position:relative;overflow:hidden;
    }
    .brand-icon:before{
      content:"";position:absolute;width:24px;height:10px;border:2px solid rgba(255,255,255,.95);
      border-radius:999px;left:8px;top:15px;
    }
    .brand-icon:after{
      content:"";position:absolute;width:10px;height:10px;border:2px solid rgba(255,255,255,.95);
      border-radius:50%;right:8px;bottom:9px;background:rgba(255,255,255,.16);
    }
    .brand-text{font-size:18px;line-height:1.25;white-space:nowrap}
    .desktop-nav{
      display:flex;align-items:center;justify-content:center;gap:8px;margin:0;list-style:none;flex:1;
    }
    .desktop-nav a{
      position:relative;display:inline-flex;align-items:center;padding:10px 16px;border-radius:var(--radius-pill);
      color:#3f4b50;font-size:15px;font-weight:700;
    }
    .desktop-nav a:hover{color:var(--color-primary);background:var(--color-primary-soft)}
    .desktop-nav a.active{color:var(--color-primary);background:var(--color-primary-soft)}
    .desktop-nav a.active:after{
      content:"";position:absolute;left:50%;bottom:4px;width:18px;height:3px;border-radius:3px;
      background:var(--color-primary);transform:translateX(-50%);
    }
    .nav-actions{display:flex;align-items:center;gap:12px}
    .search-box{
      width:220px;height:42px;border:1px solid var(--color-border);border-radius:var(--radius-pill);
      background:#fff;display:flex;align-items:center;gap:8px;padding:0 14px;color:var(--color-muted);
      box-shadow:0 6px 18px rgba(30,50,45,.04);
    }
    .search-box svg{flex:0 0 auto}
    .search-box input{
      border:0;box-shadow:none;margin:0;padding:0;height:38px;background:transparent;font-size:14px;color:var(--color-text);
    }
    .search-box input:focus{outline:none;box-shadow:none}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:var(--radius-pill);font-weight:800;font-size:15px;padding:13px 21px;
      border:1px solid transparent;line-height:1.2;transition:all var(--transition);
    }
    .btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 12px 26px rgba(8,127,107,.22)}
    .btn-primary:hover,.btn-primary:focus{background:var(--color-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 16px 32px rgba(8,127,107,.28)}
    .btn-secondary{background:#fff;color:var(--color-primary);border-color:rgba(8,127,107,.26)}
    .btn-secondary:hover,.btn-secondary:focus{background:var(--color-primary-soft);color:var(--color-primary-dark);transform:translateY(-2px)}
    .btn-accent{background:var(--color-accent);color:#fff;box-shadow:0 12px 26px rgba(245,158,46,.25)}
    .btn-accent:hover,.btn-accent:focus{background:var(--color-accent-dark);color:#fff;transform:translateY(-2px)}
    .btn:focus,.menu-toggle:focus,input:focus,textarea:focus,a:focus-visible{
      outline:3px solid rgba(245,158,46,.36);outline-offset:3px;
    }
    .menu-toggle{
      display:none;width:44px;height:44px;border:1px solid var(--color-border);border-radius:14px;background:#fff;color:var(--color-primary);
      align-items:center;justify-content:center;
    }
    .mobile-panel{
      display:none;border-top:1px solid var(--color-border);padding:14px 0 18px;background:#fff;
    }
    .mobile-panel.open{display:block}
    .mobile-panel a{
      display:block;padding:12px 4px;font-weight:800;color:#3f4b50;border-radius:10px;
    }
    .mobile-panel a.active,.mobile-panel a:hover{color:var(--color-primary);background:var(--color-primary-soft);padding-left:12px}
    .mobile-panel .search-box{width:100%;margin:10px 0 14px}
    .hero{
      position:relative;overflow:hidden;padding:76px 0 88px;
      background:
        linear-gradient(120deg,rgba(247,245,239,.94),rgba(234,246,243,.78)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero:before{
      content:"";position:absolute;right:-120px;top:58px;width:360px;height:360px;border-radius:40%;
      background:rgba(8,127,107,.12);transform:rotate(18deg);
    }
    .hero:after{
      content:"";position:absolute;left:4%;bottom:28px;width:120px;height:120px;border-radius:36px;
      border:1px dashed rgba(8,127,107,.30);transform:rotate(-12deg);
    }
    .hero .grid-container{position:relative;z-index:1}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:var(--radius-pill);
      background:rgba(255,255,255,.78);border:1px solid var(--color-border);color:var(--color-primary);
      font-weight:800;font-size:14px;box-shadow:var(--shadow-sm);
    }
    .eyebrow:before{
      content:"";width:8px;height:8px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 6px rgba(245,158,46,.15);
    }
    h1,h2,h3,h4,p{margin-top:0}
    .hero h1{
      margin:22px 0 18px;font-size:52px;line-height:1.12;letter-spacing:-.04em;font-weight:850;color:var(--color-text);
    }
    .hero-summary{
      max-width:650px;color:#4f5d63;font-size:18px;line-height:1.85;margin-bottom:28px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px}
    .trust-tag{
      display:inline-flex;align-items:center;gap:7px;padding:9px 13px;border-radius:var(--radius-pill);
      background:#fff;border:1px solid var(--color-border);color:#425057;font-weight:700;font-size:14px;
    }
    .trust-tag span{width:7px;height:7px;border-radius:50%;background:var(--color-primary)}
    .hero-panel{
      position:relative;background:rgba(255,255,255,.86);border:1px solid rgba(232,226,214,.95);
      border-radius:30px;padding:18px;box-shadow:var(--shadow-md);backdrop-filter:blur(8px);
    }
    .panel-image{
      height:238px;border-radius:24px;overflow:hidden;position:relative;margin-bottom:16px;
      background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }
    .panel-image:after{
      content:"kaiyun.com 内容路径";position:absolute;left:16px;bottom:16px;
      padding:8px 13px;border-radius:var(--radius-pill);background:rgba(255,255,255,.88);
      color:var(--color-primary);font-weight:850;font-size:14px;
    }
    .route-card{
      display:grid;gap:12px;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--color-border);
    }
    .route-item{
      display:flex;align-items:flex-start;gap:12px;padding:12px;border-radius:16px;background:var(--color-bg);
    }
    .route-dot{
      width:28px;height:28px;border-radius:50%;background:var(--color-primary);color:#fff;
      display:grid;place-items:center;font-size:13px;font-weight:900;flex:0 0 auto;
    }
    .route-item:nth-child(2) .route-dot{background:var(--color-accent)}
    .route-item strong{display:block;line-height:1.25}
    .route-item small{display:block;color:var(--color-muted);font-size:13px;margin-top:2px}
    .float-note{
      position:absolute;right:-12px;top:48px;background:var(--color-accent);color:#fff;
      padding:12px 15px;border-radius:18px;font-weight:900;box-shadow:0 14px 30px rgba(245,158,46,.26);
      transform:rotate(3deg);
    }
    .section{padding:88px 0}
    .section-tight{padding:70px 0}
    .section-head{max-width:780px;margin-bottom:34px}
    .section-head.center{text-align:center;margin-left:auto;margin-right:auto}
    .kicker{
      color:var(--color-primary);font-weight:900;font-size:14px;letter-spacing:.04em;margin-bottom:8px;
    }
    .section-title{
      font-size:36px;line-height:1.25;font-weight:850;letter-spacing:-.03em;margin-bottom:14px;color:var(--color-text);
    }
    .section-desc{color:var(--color-muted);font-size:17px;line-height:1.85;margin-bottom:0}
    .pain-map{
      display:grid;grid-template-columns:1fr;gap:16px;position:relative;
    }
    .pain-map:before{
      content:"";position:absolute;left:28px;top:28px;bottom:28px;width:2px;background:linear-gradient(var(--color-primary),rgba(245,158,46,.45));
    }
    .pain-card{
      position:relative;margin-left:0;display:grid;grid-template-columns:72px 1fr;gap:18px;
      padding:22px;border-radius:22px;background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);
      transition:all var(--transition);
    }
    .pain-card:hover{transform:translateY(-4px);border-color:rgba(8,127,107,.35);box-shadow:var(--shadow-md)}
    .pain-no{
      width:56px;height:56px;border-radius:18px;background:var(--color-primary-soft);color:var(--color-primary);
      display:grid;place-items:center;font-weight:950;font-size:18px;border:1px solid rgba(8,127,107,.12);z-index:1;
    }
    .pain-card h3{font-size:21px;font-weight:850;margin-bottom:6px}
    .pain-card p{color:var(--color-muted);margin-bottom:0}
    .solution-wrap{
      padding:28px;border:1px solid var(--color-border);border-radius:30px;background:rgba(255,255,255,.70);
      box-shadow:var(--shadow-sm);
    }
    .sticky-note{
      position:sticky;top:102px;border-radius:24px;padding:28px;background:var(--color-footer);color:#fff;overflow:hidden;
    }
    .sticky-note:after{
      content:"";position:absolute;right:-50px;bottom:-50px;width:170px;height:170px;border-radius:50%;
      background:rgba(245,158,46,.25);
    }
    .sticky-note h3{font-size:26px;font-weight:850;margin-bottom:12px;color:#fff}
    .sticky-note p{color:rgba(255,255,255,.82);margin-bottom:22px}
    .mini-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .mini-list li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.88)}
    .mini-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--color-accent);margin-top:10px;flex:0 0 auto}
    .step-stack{display:grid;gap:16px}
    .step-card{
      display:grid;grid-template-columns:54px 1fr;gap:16px;padding:20px;border-radius:22px;background:#fff;border:1px solid var(--color-border);
      box-shadow:0 8px 22px rgba(30,50,45,.05);transition:all var(--transition);
    }
    .step-card:nth-child(even){transform:translateX(24px)}
    .step-card:hover{transform:translateY(-4px);border-color:rgba(8,127,107,.38);box-shadow:var(--shadow-md)}
    .step-card:nth-child(even):hover{transform:translate(24px,-4px)}
    .step-icon{
      width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:var(--color-primary-soft);color:var(--color-primary);font-weight:950;
    }
    .step-card:nth-child(2) .step-icon,.step-card:nth-child(4) .step-icon{background:var(--color-accent-soft);color:var(--color-accent-dark)}
    .step-card h3{font-size:20px;font-weight:850;margin-bottom:5px}
    .step-card p{color:var(--color-muted);margin-bottom:0}
    .result-band{
      background:linear-gradient(135deg,rgba(234,246,243,.98),rgba(255,243,226,.78));
      border-top:1px solid rgba(8,127,107,.08);
      border-bottom:1px solid rgba(8,127,107,.08);
      position:relative;overflow:hidden;
    }
    .result-band:before{
      content:"";position:absolute;left:8%;top:18%;width:220px;height:220px;border-radius:38px;border:1px solid rgba(8,127,107,.12);
      transform:rotate(16deg);
    }
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;z-index:1}
    .metric-card{
      background:rgba(255,255,255,.82);border:1px solid rgba(232,226,214,.9);border-radius:24px;padding:24px;
      box-shadow:var(--shadow-sm);
    }
    .metric-number{font-size:34px;font-weight:950;color:var(--color-primary);line-height:1;margin-bottom:10px}
    .metric-card h3{font-size:18px;font-weight:850;margin-bottom:6px}
    .metric-card p{font-size:15px;color:var(--color-muted);margin-bottom:0}
    .featured-layout{
      display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:stretch;
    }
    .editor-list{display:grid;gap:16px}
    .article-row{
      display:grid;grid-template-columns:168px 1fr;gap:18px;padding:16px;border-radius:24px;background:#fff;border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);transition:all var(--transition);
    }
    .article-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(8,127,107,.32)}
    .article-thumb{height:132px;border-radius:18px;overflow:hidden;background:var(--color-primary-soft)}
    .article-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition)}
    .article-row:hover img{transform:scale(1.04)}
    .badge{
      display:inline-flex;align-items:center;padding:6px 10px;border-radius:var(--radius-pill);
      font-size:13px;font-weight:850;background:var(--color-primary-soft);color:var(--color-primary);margin-bottom:8px;
    }
    .badge.orange{background:var(--color-accent-soft);color:var(--color-accent-dark)}
    .article-row h3{font-size:20px;font-weight:850;line-height:1.35;margin-bottom:8px}
    .article-row p{font-size:15px;color:var(--color-muted);line-height:1.7;margin-bottom:10px}
    .meta-line{font-size:13px;color:#879196;display:flex;gap:10px;flex-wrap:wrap}
    .text-link{font-weight:850;color:var(--color-primary);display:inline-flex;gap:6px;align-items:center}
    .text-link:hover{color:var(--color-accent-dark);transform:translateX(2px)}
    .topic-card{
      position:relative;overflow:hidden;border-radius:30px;background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-md);
      min-height:100%;
    }
    .topic-card .topic-image{height:260px;overflow:hidden}
    .topic-card .topic-image img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition)}
    .topic-card:hover .topic-image img{transform:scale(1.04)}
    .topic-body{padding:26px}
    .topic-body h3{font-size:26px;font-weight:900;line-height:1.25;margin-bottom:10px}
    .topic-body p{color:var(--color-muted);margin-bottom:18px}
    .topic-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
    .soft-tag{padding:7px 10px;border-radius:var(--radius-pill);background:var(--color-bg);border:1px solid var(--color-border);font-size:13px;color:#526067;font-weight:700}
    .testimonial{
      background:#fff;border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border);
    }
    .quote-large{
      padding:34px;border-radius:30px;background:var(--color-footer);color:#fff;position:relative;overflow:hidden;
    }
    .quote-large:before{content:"“";font-size:120px;position:absolute;right:26px;top:-28px;color:rgba(255,255,255,.13);font-family:serif}
    .quote-large p{font-size:24px;line-height:1.7;font-weight:750;margin-bottom:18px;position:relative}
    .quote-large span{color:rgba(255,255,255,.72);font-weight:700}
    .feedback-list{display:grid;gap:16px}
    .feedback-card{
      padding:22px;border-radius:22px;background:var(--color-bg);border:1px solid var(--color-border);
    }
    .feedback-card strong{display:block;font-size:18px;margin-bottom:6px}
    .feedback-card p{color:var(--color-muted);margin-bottom:0}
    .faq-wrap{max-width:900px;margin:0 auto;display:grid;gap:14px}
    .faq-item{
      border:1px solid var(--color-border);border-radius:20px;background:#fff;overflow:hidden;box-shadow:0 8px 22px rgba(30,50,45,.04);
    }
    .faq-question{
      width:100%;border:0;background:#fff;padding:20px 22px;text-align:left;
      display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--color-text);font-weight:900;font-size:17px;
    }
    .faq-question:hover{color:var(--color-primary)}
    .faq-icon{
      width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--color-primary-soft);color:var(--color-primary);
      transition:transform var(--transition);
      flex:0 0 auto;
    }
    .faq-answer{
      display:none;padding:0 22px 22px;color:var(--color-muted);background:linear-gradient(180deg,#fff,var(--color-primary-soft));
    }
    .faq-item.active{border-color:rgba(8,127,107,.35)}
    .faq-item.active .faq-question{color:var(--color-primary)}
    .faq-item.active .faq-icon{transform:rotate(45deg);background:var(--color-primary);color:#fff}
    .faq-item.active .faq-answer{display:block}
    .final-cta{padding:90px 0;background:var(--color-bg)}
    .cta-box{
      position:relative;overflow:hidden;border-radius:34px;background:linear-gradient(135deg,var(--color-primary),#0A7C72);
      color:#fff;padding:48px;border:1px solid rgba(255,255,255,.18);box-shadow:var(--shadow-md);
    }
    .cta-box:before{
      content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.12)
    }
    .cta-box:after{
      content:"";position:absolute;left:52%;bottom:-70px;width:220px;height:150px;border-radius:45px;background:rgba(245,158,46,.22);transform:rotate(-14deg)
    }
    .cta-box h2{font-size:38px;line-height:1.25;font-weight:900;color:#fff;margin-bottom:12px;position:relative}
    .cta-box p{color:rgba(255,255,255,.84);font-size:17px;margin-bottom:0;position:relative}
    .cta-actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap;position:relative}
    .cta-actions .btn-secondary{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.32);color:#fff}
    .cta-actions .btn-secondary:hover{background:#fff;color:var(--color-primary)}
    .site-footer{
      background:var(--color-footer);color:rgba(255,255,255,.78);padding:58px 0 26px;
    }
    .footer-brand{display:inline-flex;align-items:center;gap:12px;color:#fff;font-weight:900;margin-bottom:14px}
    .footer-brand .brand-icon{width:38px;height:38px;border-radius:14px}
    .footer-title{font-size:16px;color:#fff;font-weight:900;margin-bottom:14px}
    .footer-text{font-size:15px;line-height:1.8;color:rgba(255,255,255,.72);max-width:390px}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:8px}
    .footer-links a{color:rgba(255,255,255,.72);font-size:15px}
    .footer-links a:hover{color:var(--color-accent)}
    .footer-contact p{margin:0 0 8px;color:rgba(255,255,255,.72);font-size:15px}
    .copyright{
      margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.56);
    }
    @media (max-width:1024px){
      .desktop-nav,.nav-actions .search-box{display:none}
      .menu-toggle{display:inline-flex}
      .nav-wrap{min-height:68px}
      .hero{padding:58px 0 68px}
      .hero h1{font-size:42px}
      .float-note{right:10px;top:28px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .featured-layout{grid-template-columns:1fr}
      .step-card:nth-child(even),.step-card:nth-child(even):hover{transform:none}
      .sticky-note{position:relative;top:auto;margin-bottom:22px}
      .cta-actions{justify-content:flex-start;margin-top:22px}
    }
    @media (max-width:768px){
      .section{padding:64px 0}
      .section-tight{padding:54px 0}
      .hero h1{font-size:34px;letter-spacing:-.03em}
      .hero-summary{font-size:16px}
      .hero-actions .btn{width:100%}
      .hero-panel{margin-top:28px}
      .float-note{display:none}
      .section-title{font-size:28px}
      .pain-card{grid-template-columns:1fr;gap:10px}
      .pain-map:before{display:none}
      .article-row{grid-template-columns:1fr}
      .article-thumb{height:190px}
      .metric-grid{grid-template-columns:1fr}
      .quote-large p{font-size:20px}
      .cta-box{padding:32px 24px;border-radius:26px}
      .cta-box h2{font-size:29px}
      .cta-actions .btn{width:100%}
    }
    @media (max-width:520px){
      .brand-text{font-size:16px}
      .brand-icon{width:38px;height:38px}
      .nav-actions>.btn{display:none}
      .hero{padding:46px 0 56px}
      .hero h1{font-size:31px}
      .trust-tag{width:100%;justify-content:flex-start}
      .panel-image{height:190px}
      .route-item{align-items:flex-start}
      .topic-body{padding:22px}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:8px}
    }

/* roulang page: category1 */
:root{
      --color-primary:#087F6B;
      --color-primary-dark:#05695B;
      --color-primary-soft:#EAF6F3;
      --color-accent:#F59E2E;
      --color-accent-dark:#E88316;
      --color-accent-soft:#FFF3E2;
      --color-text:#202528;
      --color-muted:#66737A;
      --color-bg:#F7F5EF;
      --color-bg-light:#FAF8F2;
      --color-card:#FFFFFF;
      --color-border:#E8E2D6;
      --color-footer:#173D36;
      --shadow-sm:0 8px 22px rgba(30,50,45,.06);
      --shadow-md:0 16px 38px rgba(30,50,45,.10);
      --shadow-lg:0 24px 58px rgba(30,50,45,.14);
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --transition:220ms ease-out;
      --container:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 12% 8%, rgba(8,127,107,.08), transparent 28%),
        radial-gradient(circle at 92% 12%, rgba(245,158,46,.10), transparent 24%),
        var(--color-bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea{font-family:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(8,127,107,.18);color:var(--color-primary-dark)}
    .grid-container{max-width:var(--container)}
    .section{padding:92px 0}
    .section-tight{padding:68px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:var(--color-primary-soft);
      color:var(--color-primary);
      font-weight:800;
      font-size:14px;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(245,158,46,.15);
    }
    .section-head{
      max-width:760px;
      margin-bottom:34px;
    }
    .section-head.center{
      margin-left:auto;
      margin-right:auto;
      text-align:center;
    }
    .section-kicker{
      color:var(--color-primary);
      font-weight:800;
      margin-bottom:10px;
      letter-spacing:.03em;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      font-size:clamp(34px,5vw,54px);
      line-height:1.12;
      font-weight:850;
      letter-spacing:-.03em;
      margin-bottom:20px;
    }
    h2{
      font-size:clamp(26px,3.3vw,38px);
      line-height:1.22;
      font-weight:820;
      letter-spacing:-.02em;
      margin-bottom:14px;
    }
    h3{
      font-size:21px;
      line-height:1.35;
      font-weight:780;
      margin-bottom:10px;
    }
    .lead{
      font-size:18px;
      color:var(--color-muted);
      line-height:1.85;
      margin-bottom:26px;
    }
    .muted{color:var(--color-muted)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:13px 22px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      font-size:15px;
      line-height:1;
      transition:background var(--transition),color var(--transition),border-color var(--transition),box-shadow var(--transition),transform var(--transition);
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible{
      outline:3px solid rgba(245,158,46,.42);
      outline-offset:3px;
    }
    .btn-primary{
      background:var(--color-primary);
      color:#fff;
      box-shadow:0 10px 20px rgba(8,127,107,.20);
    }
    .btn-primary:hover,.btn-primary:focus{background:var(--color-primary-dark);color:#fff;box-shadow:0 16px 30px rgba(8,127,107,.26)}
    .btn-secondary{
      background:#fff;
      border-color:rgba(8,127,107,.28);
      color:var(--color-primary);
    }
    .btn-secondary:hover{background:var(--color-primary-soft);color:var(--color-primary-dark);border-color:rgba(8,127,107,.45)}
    .btn-accent{
      background:var(--color-accent);
      color:#fff;
      box-shadow:0 12px 26px rgba(245,158,46,.24);
    }
    .btn-accent:hover{background:var(--color-accent-dark);color:#fff}
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--color-primary);
      font-weight:800;
    }
    .text-link:hover{color:var(--color-accent);gap:10px}

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(250,248,242,.92);
      border-bottom:1px solid rgba(232,226,214,.9);
      backdrop-filter:saturate(1.2) blur(16px);
      box-shadow:0 6px 20px rgba(30,50,45,.04);
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand,.footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--color-text);
      white-space:nowrap;
    }
    .brand:hover,.footer-brand:hover{color:var(--color-primary)}
    .brand-icon{
      position:relative;
      width:40px;
      height:40px;
      border-radius:15px;
      background:linear-gradient(135deg,var(--color-primary),#29A891);
      box-shadow:0 10px 24px rgba(8,127,107,.22);
      flex:0 0 auto;
    }
    .brand-icon::before{
      content:"";
      position:absolute;
      width:21px;
      height:12px;
      left:9px;
      top:14px;
      border:2px solid rgba(255,255,255,.92);
      border-top-color:transparent;
      border-radius:0 0 16px 16px;
      transform:rotate(-8deg);
    }
    .brand-icon::after{
      content:"";
      position:absolute;
      right:8px;
      top:8px;
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:-17px 17px 0 rgba(255,255,255,.65);
    }
    .brand-text{font-size:19px}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin:0;
      list-style:none;
    }
    .desktop-nav a{
      position:relative;
      display:inline-flex;
      align-items:center;
      padding:10px 14px;
      border-radius:999px;
      color:#415057;
      font-weight:800;
      font-size:15px;
    }
    .desktop-nav a:hover{color:var(--color-primary);background:rgba(8,127,107,.07)}
    .desktop-nav a.active{
      color:var(--color-primary);
      background:var(--color-primary-soft);
    }
    .desktop-nav a.active::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:4px;
      height:3px;
      border-radius:999px;
      background:var(--color-accent);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .search-box{
      width:236px;
      height:44px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border:1px solid var(--color-border);
      border-radius:999px;
      background:#fff;
      color:var(--color-muted);
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .search-box:focus-within{
      border-color:rgba(8,127,107,.55);
      box-shadow:0 0 0 4px rgba(8,127,107,.10);
    }
    .search-box input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:var(--color-text);
      font-size:14px;
      box-shadow:none;
      height:38px;
      margin:0;
      padding:0;
    }
    .search-box input::placeholder{color:#8A969B}
    .menu-toggle{
      display:none;
      width:44px;
      height:44px;
      align-items:center;
      justify-content:center;
      border:1px solid var(--color-border);
      border-radius:14px;
      color:var(--color-primary);
      background:#fff;
      transition:background var(--transition),border-color var(--transition);
    }
    .menu-toggle:hover{background:var(--color-primary-soft);border-color:rgba(8,127,107,.3)}
    .mobile-panel{
      display:none;
      padding:0 0 18px;
      border-top:1px solid rgba(232,226,214,.75);
    }
    .mobile-panel a:not(.btn){
      display:flex;
      padding:13px 6px;
      font-weight:800;
      color:#405057;
      border-bottom:1px solid rgba(232,226,214,.65);
    }
    .mobile-panel a.active{color:var(--color-primary)}
    .mobile-panel .search-box{width:100%;margin:14px 0}
    .mobile-panel .btn{width:100%}

    .category-hero{
      position:relative;
      overflow:hidden;
      padding:62px 0 76px;
      background:
        linear-gradient(115deg,rgba(234,246,243,.92),rgba(255,243,226,.70)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      border-bottom:1px solid rgba(232,226,214,.82);
    }
    .category-hero::before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      border-radius:38% 62% 52% 48%;
      right:-110px;
      top:-130px;
      background:rgba(8,127,107,.12);
      filter:blur(2px);
    }
    .category-hero::after{
      content:"";
      position:absolute;
      inset:auto 8% 18px auto;
      width:160px;
      height:160px;
      border:1px dashed rgba(8,127,107,.32);
      border-radius:50%;
    }
    .category-hero .grid-container{position:relative;z-index:1}
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:10px;
      margin:0 0 20px;
      padding:0;
      list-style:none;
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
    }
    .breadcrumb a{color:var(--color-primary)}
    .breadcrumb a:hover{color:var(--color-accent)}
    .hero-card{
      border-radius:var(--radius-xl);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(232,226,214,.9);
      padding:24px;
      box-shadow:var(--shadow-md);
      backdrop-filter:blur(10px);
    }
    .map-card{
      position:relative;
      min-height:330px;
      border-radius:24px;
      overflow:hidden;
      background:#fff;
      border:1px solid rgba(232,226,214,.95);
      box-shadow:var(--shadow-md);
    }
    .map-card img{
      width:100%;
      height:190px;
      object-fit:cover;
    }
    .route-panel{
      padding:22px;
    }
    .route-line{
      position:relative;
      display:grid;
      gap:16px;
      margin-top:10px;
    }
    .route-line::before{
      content:"";
      position:absolute;
      left:11px;
      top:10px;
      bottom:12px;
      width:2px;
      background:linear-gradient(var(--color-primary),var(--color-accent));
      opacity:.55;
    }
    .route-node{
      position:relative;
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
    }
    .node-dot{
      width:24px;
      height:24px;
      border-radius:50%;
      background:#fff;
      border:6px solid var(--color-primary);
      box-shadow:0 0 0 5px rgba(8,127,107,.10);
      flex:0 0 auto;
      z-index:1;
    }
    .route-node:nth-child(3) .node-dot{border-color:var(--color-accent);box-shadow:0 0 0 5px rgba(245,158,46,.13)}
    .hero-actions{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      margin-top:26px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .trust-tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(232,226,214,.9);
      color:#526168;
      font-weight:800;
      font-size:14px;
    }
    .trust-tag::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-primary);
    }

    .tag-filter{
      position:relative;
      margin-top:-34px;
      z-index:5;
    }
    .filter-box{
      padding:18px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-md);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .filter-tags{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .filter-tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:8px 15px;
      border-radius:999px;
      border:1px solid rgba(8,127,107,.16);
      background:var(--color-primary-soft);
      color:var(--color-primary);
      font-weight:800;
      font-size:14px;
    }
    .filter-tag.active{
      background:var(--color-primary);
      border-color:var(--color-primary);
      color:#fff;
      box-shadow:0 8px 16px rgba(8,127,107,.18);
    }
    .sort-note{
      display:flex;
      align-items:center;
      gap:9px;
      color:var(--color-muted);
      font-size:14px;
      font-weight:700;
    }
    .sort-note span{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(245,158,46,.13);
    }

    .content-layout{align-items:flex-start}
    .content-list{
      display:grid;
      gap:20px;
    }
    .article-card{
      display:grid;
      grid-template-columns:230px 1fr;
      gap:22px;
      padding:18px;
      border-radius:24px;
      background:var(--color-card);
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .article-card:hover{
      transform:translateY(-4px);
      border-color:rgba(8,127,107,.34);
      box-shadow:var(--shadow-md);
    }
    .article-thumb{
      position:relative;
      border-radius:18px;
      overflow:hidden;
      min-height:168px;
      background:var(--color-primary-soft);
    }
    .article-thumb img{
      width:100%;
      height:100%;
      min-height:168px;
      object-fit:cover;
      transition:transform 320ms ease-out;
    }
    .article-card:hover .article-thumb img{transform:scale(1.04)}
    .article-badge{
      position:absolute;
      left:12px;
      top:12px;
      display:inline-flex;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.9);
      color:var(--color-primary);
      font-size:13px;
      font-weight:900;
      box-shadow:0 6px 14px rgba(30,50,45,.10);
    }
    .article-body{
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-width:0;
    }
    .article-body h2,.article-body h3{
      margin-bottom:9px;
      font-size:23px;
    }
    .article-body p{
      color:var(--color-muted);
      margin-bottom:14px;
    }
    .article-meta{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      color:#7A878D;
      font-size:14px;
      font-weight:700;
      margin-bottom:12px;
    }
    .article-meta span{
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .article-meta span::before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--color-accent);
    }

    .sidebar{
      position:sticky;
      top:102px;
      display:grid;
      gap:18px;
    }
    .side-card{
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
    }
    .side-card.highlight{
      color:#fff;
      background:
        linear-gradient(145deg,rgba(8,127,107,.94),rgba(10,124,114,.86)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      border-color:rgba(255,255,255,.22);
      overflow:hidden;
      position:relative;
    }
    .side-card.highlight::after{
      content:"";
      position:absolute;
      right:-38px;
      bottom:-42px;
      width:130px;
      height:130px;
      border-radius:50%;
      border:22px solid rgba(255,255,255,.13);
    }
    .side-card.highlight h3,.side-card.highlight p,.side-card.highlight a{position:relative;z-index:1}
    .side-card.highlight p{color:rgba(255,255,255,.82)}
    .side-card.highlight .btn{margin-top:8px}
    .quick-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .quick-links a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:11px 12px;
      border-radius:14px;
      background:var(--color-bg-light);
      border:1px solid rgba(232,226,214,.9);
      font-weight:800;
      color:#435157;
    }
    .quick-links a::after{content:"→";color:var(--color-primary);transition:transform var(--transition)}
    .quick-links a:hover{
      color:var(--color-primary);
      background:var(--color-primary-soft);
      border-color:rgba(8,127,107,.24);
    }
    .quick-links a:hover::after{transform:translateX(3px)}
    .tip-list{
      padding:0;
      margin:12px 0 0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .tip-list li{
      position:relative;
      padding-left:22px;
      color:var(--color-muted);
      font-weight:700;
      font-size:15px;
    }
    .tip-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--color-accent);
    }

    .path-section{
      background:linear-gradient(180deg,rgba(234,246,243,.65),rgba(250,248,242,0));
    }
    .path-board{
      border-radius:30px;
      padding:28px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-md);
    }
    .path-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      margin-top:24px;
    }
    .path-step{
      position:relative;
      padding:20px;
      border-radius:20px;
      background:var(--color-bg-light);
      border:1px solid rgba(232,226,214,.9);
      min-height:180px;
      transition:transform var(--transition),border-color var(--transition),background var(--transition);
    }
    .path-step:hover{
      transform:translateY(-4px);
      border-color:rgba(8,127,107,.30);
      background:var(--color-primary-soft);
    }
    .step-no{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:38px;
      height:38px;
      border-radius:14px;
      background:var(--color-primary);
      color:#fff;
      font-weight:900;
      margin-bottom:16px;
    }
    .path-step:nth-child(even) .step-no{background:var(--color-accent)}
    .path-step p{font-size:15px;color:var(--color-muted);margin-bottom:0}

    .mid-cta{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(8,127,107,.96),rgba(15,142,122,.88)),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
      color:#fff;
      box-shadow:var(--shadow-lg);
    }
    .mid-cta::before{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      right:-80px;
      top:-100px;
      border-radius:42% 58% 48% 52%;
      background:rgba(255,255,255,.13);
    }
    .mid-cta::after{
      content:"";
      position:absolute;
      left:34px;
      bottom:-56px;
      width:150px;
      height:150px;
      border-radius:50%;
      border:24px solid rgba(245,158,46,.24);
    }
    .mid-cta-content{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .mid-cta h2{margin-bottom:8px}
    .mid-cta p{margin:0;color:rgba(255,255,255,.84);max-width:660px}
    .mid-cta .btn-secondary{
      border-color:rgba(255,255,255,.55);
      color:#fff;
      background:rgba(255,255,255,.12);
    }
    .mid-cta .btn-secondary:hover{background:#fff;color:var(--color-primary)}

    .faq-wrap{
      max-width:900px;
      margin:0 auto;
    }
    .faq-item{
      margin-bottom:14px;
      border-radius:18px;
      overflow:hidden;
      border:1px solid var(--color-border);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .faq-question{
      width:100%;
      border:0;
      background:#fff;
      color:var(--color-text);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:20px 22px;
      font-weight:850;
      font-size:17px;
      text-align:left;
      transition:background var(--transition),color var(--transition);
    }
    .faq-question:hover{background:var(--color-primary-soft);color:var(--color-primary)}
    .faq-icon{
      position:relative;
      width:28px;
      height:28px;
      border-radius:50%;
      background:var(--color-primary-soft);
      flex:0 0 auto;
      transition:transform var(--transition),background var(--transition);
    }
    .faq-icon::before,.faq-icon::after{
      content:"";
      position:absolute;
      background:var(--color-primary);
      border-radius:99px;
      left:8px;
      right:8px;
      top:13px;
      height:2px;
    }
    .faq-icon::after{transform:rotate(90deg)}
    .faq-item.open .faq-question{color:var(--color-primary);background:var(--color-primary-soft)}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:#fff}
    .faq-answer{
      display:none;
      padding:0 22px 20px;
      color:var(--color-muted);
      background:linear-gradient(180deg,var(--color-primary-soft),#fff);
    }
    .faq-item.open .faq-answer{display:block}
    .faq-answer p{margin:0}

    .contact-panel{
      border-radius:30px;
      background:#fff;
      border:1px solid var(--color-border);
      padding:30px;
      box-shadow:var(--shadow-md);
    }
    .contact-form{
      display:grid;
      gap:14px;
    }
    .form-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .contact-form label{
      display:grid;
      gap:6px;
      color:#435157;
      font-weight:800;
      font-size:14px;
    }
    .contact-form input,.contact-form textarea{
      width:100%;
      min-height:46px;
      margin:0;
      padding:12px 14px;
      border:1px solid var(--color-border);
      border-radius:14px;
      background:var(--color-bg-light);
      color:var(--color-text);
      box-shadow:none;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .contact-form textarea{min-height:108px;resize:vertical}
    .contact-form input:focus,.contact-form textarea:focus{
      border-color:rgba(8,127,107,.56);
      background:#fff;
      box-shadow:0 0 0 4px rgba(8,127,107,.10);
      outline:0;
    }
    .form-note{
      margin:2px 0 0;
      color:var(--color-muted);
      font-size:14px;
    }

    .site-footer{
      padding:62px 0 30px;
      background:var(--color-footer);
      color:rgba(255,255,255,.86);
    }
    .site-footer .brand-icon{box-shadow:none}
    .footer-brand{
      color:#fff;
      margin-bottom:18px;
      font-size:19px;
    }
    .footer-brand:hover{color:#fff}
    .footer-text{
      color:rgba(255,255,255,.72);
      max-width:520px;
      margin-bottom:24px;
    }
    .footer-title{
      color:#fff;
      font-size:17px;
      margin-bottom:16px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.70);
      font-weight:700;
    }
    .footer-links a:hover{color:var(--color-accent)}
    .footer-contact p{
      margin-bottom:8px;
      color:rgba(255,255,255,.70);
      font-size:15px;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:40px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.14);
      color:rgba(255,255,255,.58);
      font-size:14px;
    }

    @media screen and (max-width: 1024px){
      .section{padding:76px 0}
      .desktop-nav{gap:4px}
      .desktop-nav a{padding:9px 10px}
      .search-box{width:190px}
      .article-card{grid-template-columns:190px 1fr}
      .path-grid{grid-template-columns:repeat(2,1fr)}
      .sidebar{position:static;margin-top:26px}
      .mid-cta-content{align-items:flex-start;flex-direction:column}
    }
    @media screen and (max-width: 768px){
      .nav-wrap{min-height:68px}
      .desktop-nav,.nav-actions > .search-box,.nav-actions > .btn{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel.is-open{display:block}
      .category-hero{padding:44px 0 64px}
      .hero-card{margin-top:26px}
      .filter-box{align-items:flex-start}
      .article-card{
        grid-template-columns:1fr;
        padding:14px;
      }
      .article-thumb img,.article-thumb{min-height:210px}
      .form-row{grid-template-columns:1fr}
      .site-footer .cell{margin-bottom:28px}
    }
    @media screen and (max-width: 520px){
      .brand-text{font-size:16px}
      .brand-icon{width:36px;height:36px;border-radius:13px}
      .section{padding:58px 0}
      .section-tight{padding:48px 0}
      h1{font-size:32px}
      h2{font-size:25px}
      .lead{font-size:16px}
      .hero-actions,.mid-cta-content .btn{width:100%}
      .hero-actions .btn{width:100%}
      .trust-row{gap:8px}
      .trust-tag{font-size:13px}
      .filter-tags{width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}
      .filter-tag{flex:0 0 auto}
      .article-body h2,.article-body h3{font-size:20px}
      .path-grid{grid-template-columns:1fr}
      .mid-cta{padding:26px 20px;border-radius:24px}
      .contact-panel{padding:22px;border-radius:24px}
      .copyright{display:grid}
    }