/* roulang page: index */
:root{
      --bg:#111614;
      --bg-soft:#19201d;
      --panel:#f5f4ef;
      --panel-2:#ffffff;
      --ink:#17201c;
      --muted:#63706a;
      --muted-dark:#a9b4af;
      --line:rgba(23,32,28,.12);
      --line-dark:rgba(245,244,239,.14);
      --brand:#18d6aa;
      --brand-2:#0ea985;
      --amber:#f2a43a;
      --amber-soft:#fff2dc;
      --cyan-soft:#e5fbf5;
      --danger:#cc6a22;
      --radius-sm:10px;
      --radius:16px;
      --radius-lg:22px;
      --shadow:0 18px 45px rgba(17,22,20,.12);
      --shadow-soft:0 10px 24px rgba(17,22,20,.08);
      --max:1260px;
      --font: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      --mono: ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:var(--font);line-height:1.75;color:var(--ink);background:linear-gradient(180deg,#101512 0,#18201d 30%,#f1f0eb 30%,#f1f0eb 100%);min-height:100vh;overflow-x:hidden}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(24,214,170,.35)}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .skip-link{position:absolute;left:-999px;top:10px;background:var(--brand);color:#07100d;padding:10px 14px;border-radius:10px;z-index:999}
    .skip-link:focus{left:10px}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(17,22,20,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-dark)}
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .logo{display:flex;align-items:center;gap:12px;min-width:0}
    .logo-mark{width:42px;height:42px;border-radius:14px;background:radial-gradient(circle at 30% 28%,#fff 0 10%,var(--brand) 11% 45%,#0b5d4b 46% 100%);box-shadow:0 0 0 1px rgba(255,255,255,.12),0 10px 24px rgba(24,214,170,.18);flex:0 0 auto}
    .logo-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
    .logo-title{font-weight:800;color:#f5f4ef;font-size:17px;letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:430px}
    .logo-sub{font-size:12px;color:var(--muted-dark);margin-top:4px}
    .main-nav{display:flex;align-items:center;gap:8px;flex:0 0 auto}
    .main-nav a{color:#d8dfdb;padding:10px 14px;border-radius:12px;font-size:15px;font-weight:600;transition:.22s ease}
    .main-nav a:hover,.main-nav a:focus{background:rgba(24,214,170,.12);color:#fff;outline:none}
    .main-nav a.active{background:var(--brand);color:#07100d;box-shadow:0 10px 24px rgba(24,214,170,.22)}
    .nav-search{display:flex;align-items:center;gap:8px;background:rgba(245,244,239,.08);border:1px solid var(--line-dark);border-radius:14px;padding:7px 9px 7px 12px;color:var(--muted-dark);min-width:230px}
    .nav-search input{width:100%;border:0;background:transparent;color:#f5f4ef;outline:none;font-size:14px}
    .nav-search input::placeholder{color:#8d9993}
    .search-dot{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 5px rgba(242,164,58,.12)}
    .mobile-toggle{display:none;width:44px;height:44px;border-radius:13px;background:rgba(245,244,239,.08);border:1px solid var(--line-dark);color:#fff;align-items:center;justify-content:center}
    .mobile-toggle span{width:20px;height:2px;background:#fff;position:relative;display:block;border-radius:2px}
    .mobile-toggle span:before,.mobile-toggle span:after{content:"";position:absolute;left:0;width:20px;height:2px;background:#fff;border-radius:2px}
    .mobile-toggle span:before{top:-7px}.mobile-toggle span:after{top:7px}
    .hero{position:relative;color:#f5f4ef;padding:58px 0 46px;overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,22,20,.92),rgba(17,22,20,.7) 46%,rgba(17,22,20,.5)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;z-index:-2}
    .hero:after{content:"";position:absolute;inset:auto -10% -42% -10%;height:260px;background:radial-gradient(circle,rgba(24,214,170,.2),transparent 60%);z-index:-1}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;padding:7px 12px;border-radius:999px;border:1px solid rgba(24,214,170,.36);background:rgba(24,214,170,.1);color:#dffcf5;font-size:13px;font-weight:700;margin-bottom:18px}
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand)}
    h1{font-size:clamp(34px,5vw,62px);line-height:1.12;font-weight:800;letter-spacing:-1.6px;max-width:780px;margin-bottom:20px}
    .hero-lead{font-size:18px;color:#d5ded9;max-width:720px;line-height:1.85;margin-bottom:26px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 20px;border-radius:13px;font-weight:800;transition:.22s ease;border:1px solid transparent;white-space:nowrap}
    .btn-primary{background:var(--brand);color:#06110e;box-shadow:0 14px 32px rgba(24,214,170,.26)}
    .btn-primary:hover{background:#36e5bd;transform:translateY(-2px)}
    .btn-ghost{background:rgba(245,244,239,.08);border-color:rgba(245,244,239,.18);color:#f7fbf9}
    .btn-ghost:hover{background:rgba(245,244,239,.14);border-color:rgba(24,214,170,.5);transform:translateY(-2px)}
    .btn:focus,.chip:focus,.card:focus-within{outline:3px solid rgba(24,214,170,.32);outline-offset:3px}
    .hero-tags{display:flex;gap:10px;flex-wrap:wrap}
    .chip{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff;color:#314039;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:700;transition:.2s ease}
    .hero-tags .chip{background:rgba(245,244,239,.09);border-color:rgba(245,244,239,.17);color:#dfe8e4}
    .chip:hover{background:var(--brand);color:#07100d;border-color:var(--brand)}
    .hero-board{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:stretch}
    .feature-shot{grid-column:1/3;position:relative;border-radius:22px;overflow:hidden;min-height:250px;box-shadow:0 24px 70px rgba(0,0,0,.28);border:1px solid rgba(245,244,239,.16)}
    .feature-shot img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .feature-shot:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,22,20,.12),rgba(17,22,20,.76))}
    .shot-caption{position:absolute;left:22px;right:22px;bottom:20px;z-index:2}
    .shot-caption strong{display:block;font-size:22px;line-height:1.35;margin-bottom:6px}
    .shot-caption span{color:#dce4e0;font-size:14px}
    .mini-stat{background:rgba(245,244,239,.94);color:var(--ink);border-radius:18px;padding:18px;border:1px solid rgba(255,255,255,.45);box-shadow:var(--shadow-soft)}
    .mini-stat b{font-family:var(--mono);font-size:26px;color:var(--brand-2);line-height:1}
    .mini-stat span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
    .ticker{background:#f1f0eb;padding:18px 0 0}
    .ticker-row{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:16px;transform:translateY(-30px)}
    .info-strip{background:var(--panel-2);border:1px solid var(--line);border-radius:18px;padding:20px 22px;box-shadow:var(--shadow-soft);display:flex;gap:14px;align-items:flex-start}
    .strip-icon{width:40px;height:40px;border-radius:13px;background:var(--cyan-soft);display:flex;align-items:center;justify-content:center;color:var(--brand-2);font-weight:900;flex:0 0 auto}
    .info-strip:nth-child(2) .strip-icon{background:var(--amber-soft);color:var(--danger)}
    .info-strip h3{font-size:17px;margin-bottom:4px}
    .info-strip p{font-size:14px;color:var(--muted);line-height:1.65}
    main{background:#f1f0eb}
    .section{padding:62px 0}
    .section-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:26px}
    .section-kicker{font-size:13px;font-weight:800;color:var(--brand-2);letter-spacing:.08em;margin-bottom:6px}
    .section-title{font-size:clamp(26px,3vw,40px);line-height:1.25;font-weight:800;letter-spacing:-.7px}
    .section-desc{color:var(--muted);max-width:560px;font-size:15px}
    .asym-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:22px;align-items:start}
    .main-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:var(--shadow);transition:.22s ease}
    .main-card:hover{transform:translateY(-4px);border-color:rgba(24,214,170,.6);box-shadow:0 22px 48px rgba(17,22,20,.16)}
    .main-card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#222}
    .main-card-media img{width:100%;height:100%;object-fit:cover;transition:.35s ease}
    .main-card:hover img{transform:scale(1.04)}
    .main-card-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(0,0,0,.58))}
    .media-label{position:absolute;left:18px;bottom:18px;z-index:2;background:rgba(24,214,170,.92);color:#06110e;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:900}
    .main-card-body{padding:26px}
    .main-card h3{font-size:28px;line-height:1.35;margin-bottom:10px}
    .main-card p{color:var(--muted);margin-bottom:18px}
    .meta{display:flex;gap:10px;flex-wrap:wrap;color:#52615b;font-size:13px;font-weight:700}
    .meta span{background:#f3f6f4;border:1px solid var(--line);border-radius:999px;padding:6px 10px}
    .side-stack{display:grid;gap:16px}
    .small-card,.dark-note,.update-item,.faq-item,.tag-panel,.cta-box{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
    .small-card{background:#fff;padding:20px;transition:.22s ease}
    .small-card:hover{transform:translateY(-4px);border-color:rgba(24,214,170,.55)}
    .small-card .badge{margin-bottom:12px}
    .small-card h3{font-size:20px;line-height:1.4;margin-bottom:8px}
    .small-card p{color:var(--muted);font-size:14px;line-height:1.75}
    .badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;background:var(--cyan-soft);color:var(--brand-2);font-weight:900;font-size:12px}
    .badge.amber{background:var(--amber-soft);color:var(--danger)}
    .dark-note{background:linear-gradient(145deg,#17211d,#0f1512);color:#edf5f1;padding:22px;border-color:rgba(245,244,239,.1)}
    .dark-note h3{font-size:20px;margin-bottom:10px}
    .dark-note p{color:#c7d1cc;font-size:14px}
    .score-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .score-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;position:relative;overflow:hidden;transition:.22s ease}
    .score-card:before{content:"";position:absolute;right:-32px;top:-34px;width:96px;height:96px;border-radius:50%;background:rgba(24,214,170,.12)}
    .score-card:hover{transform:translateY(-4px);border-color:rgba(24,214,170,.55);box-shadow:var(--shadow-soft)}
    .score-card b{font-family:var(--mono);font-size:32px;color:var(--brand-2);display:block;margin-bottom:8px}
    .score-card h3{font-size:17px;margin-bottom:6px}
    .score-card p{font-size:14px;color:var(--muted)}
    .split{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}
    .visual-card{position:relative;border-radius:24px;overflow:hidden;min-height:390px;border:1px solid var(--line);box-shadow:var(--shadow);background:#101512}
    .visual-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.82}
    .visual-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,22,20,.1),rgba(17,22,20,.82))}
    .visual-copy{position:absolute;left:24px;right:24px;bottom:24px;color:#fff;z-index:2}
    .visual-copy h3{font-size:26px;margin-bottom:8px}
    .visual-copy p{color:#dbe5e0}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:92px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;transition:.22s ease}
    .timeline-item:hover{border-color:rgba(242,164,58,.55);transform:translateX(4px)}
    .time-code{font-family:var(--mono);font-weight:900;color:var(--danger);background:var(--amber-soft);border-radius:12px;padding:10px;text-align:center;height:max-content}
    .timeline-item h3{font-size:19px;margin-bottom:5px}
    .timeline-item p{color:var(--muted);font-size:14px}
    .cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .article-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow-soft);transition:.22s ease}
    .article-card:hover{transform:translateY(-4px);border-color:rgba(24,214,170,.55);box-shadow:var(--shadow)}
    .article-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:#202823}
    .article-img img{width:100%;height:100%;object-fit:cover;transition:.35s ease}
    .article-card:hover img{transform:scale(1.05)}
    .article-body{padding:20px}
    .article-body h3{font-size:20px;line-height:1.4;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .article-body p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .panel-dark{background:#121916;color:#f5f4ef;border-radius:26px;padding:34px;border:1px solid var(--line-dark);box-shadow:0 26px 60px rgba(17,22,20,.22)}
    .proof-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-top:22px}
    .proof{background:rgba(245,244,239,.06);border:1px solid rgba(245,244,239,.12);border-radius:18px;padding:20px}
    .proof strong{display:block;color:var(--brand);font-size:24px;font-family:var(--mono);margin-bottom:8px}
    .proof p{color:#cbd5d0;font-size:14px}
    .faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:28px;align-items:start}
    .faq-list{display:grid;gap:14px}
    .faq-item{background:#fff;overflow:hidden}
    .faq-question{width:100%;background:#fff;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px;font-weight:800}
    .faq-question span:last-child{width:24px;height:24px;border-radius:50%;background:var(--cyan-soft);color:var(--brand-2);display:flex;align-items:center;justify-content:center;flex:0 0 auto;transition:.22s ease}
    .faq-answer{display:none;padding:0 20px 20px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question span:last-child{transform:rotate(45deg);background:var(--brand);color:#06110e}
    .tag-panel{background:#fff;padding:22px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .risk{background:#fff7ea;border:1px solid rgba(242,164,58,.38);border-radius:20px;padding:22px;color:#5b3d16;margin-top:20px}
    .risk strong{display:block;color:#9a5614;margin-bottom:6px}
    .cta-box{background:linear-gradient(135deg,#17201c,#101512);color:#f5f4ef;padding:34px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;border-color:rgba(245,244,239,.12)}
    .cta-box h2{font-size:30px;line-height:1.3;margin-bottom:8px}
    .cta-box p{color:#cdd7d2;max-width:720px}
    .site-footer{background:#101512;color:#dce5e1;padding:44px 0 26px;border-top:1px solid var(--line-dark)}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:30px;margin-bottom:28px}
    .footer-brand{font-weight:800;font-size:18px;margin-bottom:10px;color:#fff}
    .footer-text{color:#aeb9b4;font-size:14px;max-width:560px}
    .footer-col h3{font-size:15px;margin-bottom:12px;color:#fff}
    .footer-col a{display:block;color:#b7c2bd;font-size:14px;margin:8px 0;transition:.2s ease}
    .footer-col a:hover{color:var(--brand);transform:translateX(3px)}
    .copyright{border-top:1px solid var(--line-dark);padding-top:20px;color:#95a09b;font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    @media (max-width:1100px){
      .nav-search{display:none}.hero-g    .nav-wrap{position:relative}
    .nav-search{display:none}
    .hero{padding:42px 0 34px}
    .hero-grid{grid-template-columns:1fr;gap:22px}
    .hero-board{grid-template-columns:1fr 1fr}
    .feature-shot{grid-column:1/3;min-height:230px}
    .ticker-row{grid-template-columns:1fr;transform:none}
    .asym-grid,.split,.faq-wrap,.footer-grid,.cta-box{grid-template-columns:1fr}
    .cards-3,.score-grid,.proof-grid{grid-template-columns:repeat(2,1fr)}
    .section{padding:52px 0}
    .main-nav{display:none;position:absolute;left:0;right:0;top:80px;flex-direction:column;align-items:stretch;gap:6px;padding:14px;background:#121916;border:1px solid rgba(245,244,239,.12);border-radius:18px;box-shadow:var(--shadow)}
    .main-nav a{padding:12px 14px;background:rgba(245,244,239,.05)}
    .site-header.nav-open .main-nav{display:flex}
    .mobile-toggle{display:inline-flex;flex:0 0 auto}
    .cta-box{justify-items:start}
  }
  @media (max-width:768px){
    .container{width:min(var(--max),calc(100% - 28px))}
    .nav-wrap{height:70px}
    .logo-title{font-size:15px;max-width:260px}
    .logo-sub{display:none}
    .hero{padding:34px 0 26px}
    h1{font-size:clamp(30px,10vw,42px);line-height:1.15}
    .hero-lead{font-size:15px}
    .hero-actions{gap:10px}
    .btn{width:100%}
    .hero-board{grid-template-columns:1fr}
    .feature-shot{grid-column:auto;min-height:210px}
    .mini-stat{padding:16px}
    .ticker{padding-top:8px}
    .info-strip{padding:16px}
    .section-head{flex-direction:column;align-items:flex-start}
    .section-title{font-size:26px}
    .section-desc{max-width:none}
    .cards-3,.score-grid,.proof-grid{grid-template-columns:1fr}
    .timeline-item{grid-template-columns:1fr}
    .time-code{width:max-content}
    .main-card-body,.article-body,.small-card,.dark-note,.panel-dark,.tag-panel,.cta-box{padding:18px}
    .main-card h3{font-size:22px}
    .visual-card{min-height:280px}
    .visual-copy h3{font-size:22px}
    .faq-question{padding:16px 16px}
    .faq-answer{padding:0 16px 16px}
    .copyright{flex-direction:column;align-items:flex-start}
    .footer-col a{margin:6px 0}
  }
  @media (max-width:520px){
    .container{width:min(var(--max),calc(100% - 20px))}
    .nav-wrap{height:66px}
    .logo-mark{width:38px;height:38px;border-radius:12px}
    .logo-title{font-size:14px;max-width:220px}
    .hero{padding:28px 0 20px}
    .eyebrow{font-size:12px;padding:6px 10px}
    .hero-tags{gap:8px}
    .chip{padding:6px 10px;font-size:12px}
    .btn{min-height:44px;padding:11px 14px}
    .info-strip h3{font-size:16px}
    .small-card h3,.article-body h3,.timeline-item h3{font-size:18px}
    .proof strong,.score-card b{font-size:24px}
    .cta-box h2{font-size:24px}
    .footer-grid{gap:22px}
    .site-footer{padding:36px 0 22px}
  }

/* roulang page: category1 */
:root{
      --bg:#101311;
      --bg-soft:#171c19;
      --panel:#f5f7f3;
      --panel-2:#ffffff;
      --ink:#17201c;
      --muted:#65716b;
      --muted-2:#9aa39e;
      --line:rgba(23,32,28,.12);
      --line-dark:rgba(255,255,255,.12);
      --green:#20d39b;
      --green-dark:#13aa7b;
      --amber:#f3a63b;
      --amber-soft:#fff3dd;
      --stone:#27302b;
      --chip:#e9f5ef;
      --danger:#b56821;
      --radius-sm:10px;
      --radius:16px;
      --radius-lg:22px;
      --shadow:0 18px 45px rgba(15,24,20,.12);
      --shadow-soft:0 10px 26px rgba(15,24,20,.08);
      --container:1240px;
      --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 0%, rgba(32,211,155,.12), transparent 28%),
        linear-gradient(180deg, #101311 0%, #151a17 220px, #eef2ee 221px, #eef2ee 100%);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:12px;
      z-index:999;
      background:var(--green);
      color:#062018;
      padding:10px 14px;
      border-radius:10px;
      font-weight:700;
    }
    .skip-link:focus{left:12px;outline:3px solid rgba(32,211,155,.35)}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(16,19,17,.92);
      border-bottom:1px solid var(--line-dark);
      backdrop-filter:saturate(140%) blur(14px);
    }
    .header-inner{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(135deg, var(--green), #96ffe0 48%, var(--amber));
      box-shadow:0 0 0 1px rgba(255,255,255,.18), 0 10px 24px rgba(32,211,155,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:18px;
      height:18px;
      border:2px solid rgba(16,19,17,.72);
      border-radius:7px;
      left:12px;
      top:12px;
    }
    .brand-text{
      color:#f5fbf8;
      font-weight:800;
      letter-spacing:.2px;
      font-size:17px;
      line-height:1.25;
      max-width:360px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .main-nav{
      display:flex;
      align-items:center;
      gap:8px;
      flex:0 0 auto;
    }
    .main-nav a{
      color:#d7ded9;
      padding:10px 14px;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      transition:background .2s ease, color .2s ease, transform .2s ease;
    }
    .main-nav a:hover{
      color:#061c15;
      background:var(--green);
      transform:translateY(-1px);
    }
    .main-nav a.active{
      background:rgba(32,211,155,.16);
      color:#7ff5cf;
      box-shadow:inset 0 0 0 1px rgba(32,211,155,.28);
    }
    .mobile-toggle{
      display:none;
      border:1px solid var(--line-dark);
      background:rgba(255,255,255,.04);
      color:#fff;
      border-radius:12px;
      padding:9px 11px;
    }
    .breadcrumb{
      padding:26px 0 16px;
      color:#cad5cf;
      font-size:14px;
    }
    .breadcrumb a{color:#8df2d0;font-weight:700}
    .breadcrumb span{color:#87938d;margin:0 8px}
    .category-hero{
      position:relative;
      overflow:hidden;
      border-radius:0 0 28px 28px;
      color:#f8fffb;
      padding-bottom:54px;
    }
    .category-hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(16,19,17,.94) 0%, rgba(16,19,17,.76) 48%, rgba(16,19,17,.58) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      z-index:-2;
    }
    .category-hero:after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(32,211,155,.5), transparent);
      z-index:-1;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.05fr) minmax(360px, .95fr);
      gap:36px;
      align-items:end;
      padding:18px 0 0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#baffea;
      background:rgba(32,211,155,.12);
      border:1px solid rgba(32,211,155,.28);
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:800;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(32,211,155,.12);
    }
    h1{
      margin:18px 0 18px;
      font-size:clamp(34px, 5vw, 58px);
      line-height:1.1;
      letter-spacing:-1.2px;
      font-weight:850;
    }
    .hero-copy{
      margin:0;
      color:#d9e2dd;
      max-width:760px;
      font-size:17px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 18px;
      border-radius:12px;
      font-weight:800;
      border:1px solid transparent;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible{
      outline:3px solid rgba(32,211,155,.35);
      outline-offset:3px;
    }
    .btn-primary{
      background:var(--green);
      color:#082118;
      box-shadow:0 12px 24px rgba(32,211,155,.22);
    }
    .btn-primary:hover{background:#49e5b6}
    .btn-ghost{
      color:#f8fffb;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.18);
    }
    .btn-ghost:hover{
      border-color:rgba(32,211,155,.46);
      background:rgba(32,211,155,.12);
    }
    .hero-panel{
      background:rgba(245,247,243,.96);
      color:var(--ink);
      border-radius:var(--radius-lg);
      padding:16px;
      box-shadow:0 28px 70px rgba(0,0,0,.25);
      border:1px solid rgba(255,255,255,.5);
    }
    .feature-image{
      position:relative;
      overflow:hidden;
      border-radius:18px;
      aspect-ratio:16/10;
      background:#202820;
    }
    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
      filter:saturate(.96) contrast(1.05);
    }
    .feature-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(16,19,17,.04), rgba(16,19,17,.58));
    }
    .image-caption{
      position:absolute;
      left:16px;
      right:16px;
      bottom:14px;
      z-index:2;
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:flex-end;
      color:#fff;
    }
    .caption-title{
      font-weight:850;
      font-size:18px;
      line-height:1.25;
    }
    .caption-meta{
      font-family:var(--mono);
      font-size:12px;
      color:#baffea;
      white-space:nowrap;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:10px;
      margin-top:12px;
    }
    .metric{
      background:#fff;
      border:1px solid var(--line);
      border-radius:14px;
      padding:14px 12px;
      min-width:0;
    }
    .metric b{
      display:block;
      font-family:var(--mono);
      font-size:21px;
      line-height:1.1;
      color:#111916;
      letter-spacing:-.5px;
    }
    .metric span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
    }
    main{background:#eef2ee}
    .section{
      padding:72px 0;
    }
    .section.compact{padding-top:48px}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:26px;
    }
    .section-title{
      margin:0;
      font-size:clamp(26px, 3vw, 38px);
      line-height:1.18;
      letter-spacing:-.7px;
      font-weight:850;
      color:#111916;
    }
    .section-desc{
      margin:8px 0 0;
      color:var(--muted);
      max-width:680px;
    }
    .filter-strip{
      margin-top:-28px;
      position:relative;
      z-index:4;
    }
    .filter-box{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow-soft);
      padding:14px;
      display:flex;
      align-items:center;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
    }
    .filter-box::-webkit-scrollbar{display:none}
    .chip{
      display:inline-flex;
      align-items:center;
      white-space:nowrap;
      border:1px solid rgba(23,32,28,.12);
      background:#fff;
      color:#33403a;
      border-radius:999px;
      padding:8px 13px;
      font-size:13px;
      font-weight:800;
      transition:background .2s ease, color .2s ease, border-color .2s ease;
    }
    .chip:hover,.chip.active{
      background:#102017;
      color:#baffea;
      border-color:#102017;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0, 8fr) minmax(280px, 4fr);
      gap:28px;
      align-items:start;
    }
    .lead-card{
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .lead-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow);
      border-color:rgba(32,211,155,.45);
    }
    .lead-cover{
      position:relative;
      aspect-ratio:16/7.5;
      overflow:hidden;
    }
    .lead-cover img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .lead-cover:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(16,19,17,.08), rgba(16,19,17,.72));
    }
    .cover-labels{
      position:absolute;
      left:18px;
      bottom:18px;
      z-index:2;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;
      font-weight:850;
      color:#092219;
      background:var(--green);
    }
    .badge.amber{
      background:var(--amber);
      color:#221407;
    }
    .lead-body{
      padding:24px;
    }
    .lead-body h2{
      margin:0 0 10px;
      font-size:27px;
      line-height:1.25;
      letter-spacing:-.4px;
    }
    .lead-body p{
      margin:0;
      color:var(--muted);
    }
    .info-grid{
      display:grid;
      grid-template-columns:repeat(2, 1fr);
      gap:16px;
      margin-top:18px;
    }
    .info-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:20px;
      box-shadow:0 8px 18px rgba(15,24,20,.05);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .info-card:hover{
      transform:translateY(-4px);
      border-color:rgba(32,211,155,.42);
      box-shadow:var(--shadow-soft);
    }
    .info-card h3{
      margin:0 0 8px;
      font-size:18px;
      line-height:1.35;
    }
    .info-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .card-icon{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:13px;
      background:var(--chip);
      color:#0f8f69;
      margin-bottom:14px;
      font-weight:900;
      font-family:var(--mono);
    }
    .sidebar{
      display:grid;
      gap:16px;
    }
    .side-box{
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      padding:20px;
      box-shadow:0 8px 20px rgba(15,24,20,.05);
    }
    .side-box.dark{
      background:#151b18;
      color:#f4fbf7;
      border-color:rgba(255,255,255,.1);
      box-shadow:0 16px 34px rgba(15,24,20,.18);
    }
    .side-box h3{
      margin:0 0 14px;
      font-size:18px;
      line-height:1.3;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      background:#f0f5f1;
      color:#33403a;
      border:1px solid var(--line);
      border-radius:999px;
      padding:7px 10px;
      font-size:12px;
      font-weight:800;
      transition:background .2s ease, color .2s ease;
    }
    .tag:hover{
      background:var(--green);
      color:#071c15;
    }
    .update-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .update-list li{
      padding-bottom:12px;
      border-bottom:1px solid var(--line);
    }
    .update-list li:last-child{border-bottom:0;padding-bottom:0}
    .update-list b{
      display:block;
      line-height:1.35;
      font-size:14px;
    }
    .update-list span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
      font-family:var(--mono);
    }
    .dark .update-list li{border-color:rgba(255,255,255,.1)}
    .dark .update-list span{color:#9fb0a8}
    .risk-note{
      background:linear-gradient(135deg, #fff7e8, #ffffff);
      border:1px solid rgba(243,166,59,.34);
      border-radius:18px;
      padding:20px;
      color:#4c3820;
    }
    .risk-note strong{
      display:block;
      color:#8b5011;
      margin-bottom:6px;
    }
    .process-section{
      background:#151b18;
      color:#f8fffb;
      position:relative;
      overflow:hidden;
    }
    .process-section:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 82% 20%, rgba(32,211,155,.14), transparent 26%),
        radial-gradient(circle at 16% 70%, rgba(243,166,59,.11), transparent 28%);
      pointer-events:none;
    }
    .process-section .container{position:relative}
    .process-section .section-title{color:#fff}
    .process-section .section-desc{color:#bdcac3}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:16px;
    }
    .step-card{
      background:#1d2521;
      border:1px solid rgba(255,255,255,.1);
      border-radius:18px;
      padding:22px;
      min-height:205px;
      transition:transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .step-card:hover{
      transform:translateY(-4px);
      border-color:rgba(32,211,155,.45);
      background:#202b26;
    }
    .step-no{
      font-family:var(--mono);
      color:var(--green);
      font-weight:900;
      margin-bottom:18px;
    }
    .step-card h3{
      margin:0 0 10px;
      font-size:18px;
    }
    .step-card p{
      margin:0;
      color:#bdcac3;
      font-size:14px;
    }
    .scenario-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:18px;
    }
    .scenario-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      padding:22px;
      box-shadow:0 8px 20px rgba(15,24,20,.05);
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height:238px;
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .scenario-card:hover{
      transform:translateY(-4px);
      border-color:rgba(32,211,155,.42);
      box-shadow:var(--shadow-soft);
    }
    .scenario-card img{
      width:100%;
      aspect-ratio:16/9;
      object-fit:cover;
      border-radius:14px;
    }
    .scenario-card h3{
      margin:0;
      font-size:18px;
      line-height:1.35;
    }
    .scenario-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .compare-box{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:26px;
      box-shadow:var(--shadow-soft);
    }
    .compare-grid{
      display:grid;
      grid-template-columns:repeat(3, 1fr);
      gap:16px;
    }
    .compare-item{
      border-radius:16px;
      background:#f7faf7;
      border:1px solid var(--line);
      padding:18px;
    }
    .compare-item b{
      display:block;
      font-size:17px;
      margin-bottom:8px;
    }
    .compare-item p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:minmax(260px, .85fr) minmax(0, 1.35fr);
      gap:28px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    details{
      background:#fff;
      border:1px solid var(--line);
      border-radius:16px;
      padding:0;
      box-shadow:0 8px 18px rgba(15,24,20,.04);
      overflow:hidden;
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-weight:850;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      color:var(--green-dark);
      font-size:24px;
      line-height:1;
      font-weight:800;
    }
    details[open] summary:after{content:"−"}
    details p{
      margin:0;
      padding:0 20px 20px;
      color:var(--muted);
    }
    .cta{
      padding:0 0 76px;
    }
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:26px;
      background:
        linear-gradient(100deg, rgba(16,19,17,.95), rgba(16,19,17,.76)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      color:#f8fffb;
      padding:38px;
      display:grid;
      grid-template-columns:minmax(0, 1fr) auto;
      align-items:center;
      gap:24px;
      box-shadow:0 24px 60px rgba(15,24,20,.18);
    }
    .cta-box h2{
      margin:0 0 10px;
      font-size:clamp(25px, 3vw, 36px);
      line-height:1.2;
    }
    .cta-box p{
      margin:0;
      color:#d2ddd7;
      max-width:760px;
    }
    .site-footer{
      background:#101311;
      color:#dbe5df;
      padding:54px 0 28px;
      border-top:1px solid rgba(255,255,255,.1);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .65fr .65fr;
      gap:30px;
      align-items:start;
    }
    .footer-brand{
      font-size:18px;
      line-height:1.35;
      font-weight:850;
      color:#fff;
      margin-bottom:12px;
    }
    .footer-text{
      margin:0;
      color:#aebbb4;
      max-width:760px;
      font-size:14px;
    }
    .footer-col h3{
      margin:0 0 12px;
      font-size:15px;
      color:#fff;
    }
    .footer-col a{
      display:block;
      color:#aebbb4;
      margin:8px 0;
      font-size:14px;
      transition:color .2s ease, transform .2s ease;
    }
    .footer-col a:hover{
      color:var(--green);
      transform:translateX(2px);
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:18px;
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.1);
      color:#8f9c96;
      font-size:13px;
    }
    @media (max-width: 1024px){
      .brand-text{max-width:300px}
      .hero-grid{
        grid-template-columns:1fr;
        align-items:start;
      }
      .hero-panel{max-width:760px}
      .content-layout{
        grid-template-columns:1fr;
      }
      .sidebar{
        grid-template-columns:repeat(2, 1fr);
      }
      .process-grid,.compare-grid{
        grid-template-columns:repeat(2, 1fr);
      }
      .scenario-grid{
        grid-template-columns:repeat(2, 1fr);
      }
      .faq-wrap{
        grid-template-columns:1fr;
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
      .footer-grid > div:first-child{
        grid-column:1 / -1;
      }
    }
    @media (max-width: 768px){
      .container{width:min(100% - 28px, var(--container))}
      .header-inner{
        min-height:66px;
        flex-wrap:wrap;
        padding:10px 0;
      }
      .brand-text{
        max-width:235px;
        font-size:15px;
      }
      .main-nav{
        width:100%;
        overflow:auto;
        padding-bottom:2px;
      }
      .main-nav a{
        padding:9px 12px;
        font-size:13px;
      }
      .category-hero{
        padding-bottom:42px;
        border-radius:0 0 22px 22px;
      }
      .breadcrumb{
        padding-top:18px;
      }
      h1{
        font-size:34px;
      }
      .hero-copy{
        font-size:15px;
      }
      .hero-actions{
        flex-direction:column;
      }
      .btn{
        width:100%;
      }
      .hero-metrics{
        grid-template-columns:1fr;
      }
      .section{
        padding:52px 0;
      }
      .section-head{
        display:block;
      }
      .filter-strip{
        margin-top:-22px;
      }
      .info-grid,.sidebar,.process-grid,.scenario-grid,.compare-grid{
        grid-template-columns:1fr;
      }
      .lead-cover{
        aspect-ratio:16/10;
      }
      .lead-body{
        padding:20px;
      }
      .cta-box{
        grid-template-columns:1fr;
        padding:28px;
      }
      .footer-grid{
        grid-template-columns:1fr;
      }
      .copyright{
        flex-direction:column;
      }
    }
    @media (max-width: 520px){
      body{
        background:linear-gradient(180deg, #101311 0%, #151a17 260px, #eef2ee 261px, #eef2ee 100%);
      }
      .brand-mark{
        width:36px;
        height:36px;
        border-radius:12px;
      }
      .brand-mark:after{
        left:10px;
        top:10px;
        width:16px;
        height:16px;
      }
      .brand-text{
        max-width:188px;
      }
      .caption-meta{
        display:none;
      }
      .image-caption{
        align-items:flex-start;
      }
      .metric b{
        font-size:19px;
      }
      .section-title{
        font-size:26px;
      }
      .filter-box{
        border-radius:15px;
      }
      summary{
        padding:16px;
      }
      details p{
        padding:0 16px 16px;
      }
    }