/* roulang page: index */
:root{
      --bg:#101316;
      --bg-2:#151a1d;
      --panel:#171c1b;
      --panel-2:#1d2422;
      --text:#f4f7f6;
      --muted:#a8b8b2;
      --dark-text:#1b2220;
      --dark-muted:#5f6f69;
      --primary:#22e6a8;
      --primary-2:#13c98f;
      --purple:#7a5cff;
      --warning:#ffb020;
      --soft:#f2f7f4;
      --soft-2:#f8faf8;
      --line:rgba(34,230,168,.24);
      --line-soft:#e1e8e4;
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow:0 20px 60px rgba(0,0,0,.25);
      --shadow-soft:0 18px 42px rgba(20,40,34,.12);
      --container:1220px;
      --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(--text);
      background:var(--bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    body.menu-open{overflow:hidden}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    ::selection{background:rgba(34,230,168,.28);color:#fff}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{
      position:absolute;left:-999px;top:8px;background:var(--primary);color:#07110e;
      padding:10px 14px;border-radius:12px;z-index:1000;font-weight:800
    }
    .skip-link:focus{left:12px;outline:3px solid rgba(255,255,255,.45)}
    .topbar{
      min-height:36px;
      background:#0b0e10;
      border-bottom:1px solid rgba(34,230,168,.16);
      color:#c8d6d1;
      font-size:13px;
    }
    .topbar .container{
      display:flex;align-items:center;justify-content:space-between;gap:18px;padding:7px 0
    }
    .topbar strong{color:var(--primary);font-weight:800}
    .topbar a{color:var(--primary);font-weight:700}
    .topbar a:hover{text-decoration:underline}
    .site-header{
      position:sticky;top:0;z-index:80;
      background:linear-gradient(180deg,#15191b 0%,#101316 100%);
      border-bottom:1px solid rgba(34,230,168,.2);
      box-shadow:0 12px 28px rgba(0,0,0,.18);
    }
    .site-header:after{
      content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
      background:linear-gradient(90deg,transparent,var(--primary),var(--purple),transparent);
      opacity:.78;
    }
    .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:230px;font-weight:900;letter-spacing:.2px
    }
    .logo-mark{
      width:42px;height:42px;border-radius:14px;position:relative;flex:0 0 auto;
      background:radial-gradient(circle at 35% 25%,#8affd9 0 12%,transparent 13%),
                 linear-gradient(135deg,var(--primary),var(--purple));
      box-shadow:0 0 24px rgba(34,230,168,.28);
    }
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;background:#0c1110;border-radius:999px}
    .logo-mark:before{width:22px;height:4px;left:10px;top:19px;transform:rotate(-35deg)}
    .logo-mark:after{width:5px;height:5px;right:10px;bottom:10px;box-shadow:-13px -4px 0 #0c1110}
    .logo-text{display:flex;flex-direction:column;line-height:1.18}
    .logo-text span:first-child{font-size:17px;color:#fff}
    .logo-text span:last-child{font-size:12px;color:var(--muted);font-weight:700}
    .nav-menu{display:flex;align-items:center;gap:8px;margin:0;padding:0;list-style:none}
    .nav-menu a{
      display:inline-flex;align-items:center;justify-content:center;
      min-height:40px;padding:8px 14px;border-radius:999px;color:#dce7e3;
      font-size:14px;font-weight:750;transition:.22s ease;
    }
    .nav-menu a:hover,.nav-menu a:focus-visible{
      color:#07110e;background:var(--primary);outline:none;transform:translateY(-1px)
    }
    .nav-menu a.active{background:rgba(34,230,168,.13);color:var(--primary);box-shadow:inset 0 0 0 1px rgba(34,230,168,.25)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 22px;border-radius:999px;font-weight:850;line-height:1.2;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
      white-space:nowrap;
    }
    .btn-primary{background:var(--primary);color:#07110e;box-shadow:0 12px 32px rgba(34,230,168,.18)}
    .btn-primary:hover,.btn-primary:focus-visible{background:#42f0ba;transform:translateY(-2px);box-shadow:0 18px 42px rgba(34,230,168,.28);outline:none}
    .btn-secondary{background:transparent;color:var(--primary);border:1px solid rgba(34,230,168,.38)}
    .btn-secondary:hover,.btn-secondary:focus-visible{background:rgba(34,230,168,.1);transform:translateY(-2px);outline:none}
    .btn-dark{background:#111715;color:#fff}
    .btn-dark:hover,.btn-dark:focus-visible{background:#202a27;transform:translateY(-2px);outline:none}
    .menu-toggle{
      display:none;width:44px;height:44px;border-radius:14px;background:#202624;color:#fff;
      align-items:center;justify-content:center;border:1px solid rgba(34,230,168,.22)
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      content:"";display:block;width:20px;height:2px;background:#fff;border-radius:3px;transition:.2s
    }
    .menu-toggle span:before{transform:translateY(-7px)}
    .menu-toggle span:after{transform:translateY(5px)}
    .hero{
      position:relative;
      min-height:680px;
      isolation:isolate;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(16,19,22,.98) 0%,rgba(16,19,22,.9) 46%,rgba(16,19,22,.78) 100%),
        url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
    }
    .hero:before{
      content:"";position:absolute;inset:0;z-index:-1;
      background-image:
        linear-gradient(rgba(34,230,168,.06) 1px,transparent 1px),
        linear-gradient(90deg,rgba(34,230,168,.06) 1px,transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.9),rgba(0,0,0,.18));
    }
    .hero:after{
      content:"";position:absolute;right:-120px;top:120px;width:460px;height:460px;border-radius:50%;
      background:radial-gradient(circle,rgba(122,92,255,.24),transparent 65%);z-index:-1
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);
      gap:54px;
      align-items:center;
      padding:86px 0 78px;
    }
    .eyebrows{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
    .badge{
      display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;
      background:rgba(34,230,168,.1);border:1px solid rgba(34,230,168,.22);
      color:#cffff0;font-size:13px;font-weight:800
    }
    .badge.purple{background:rgba(122,92,255,.12);border-color:rgba(122,92,255,.35);color:#ddd8ff}
    .badge.warn{background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.35);color:#ffe0a3}
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(32px,5vw,56px);
      line-height:1.16;
      letter-spacing:-1.8px;
      margin-bottom:22px;
    }
    .gradient-text{color:var(--primary)}
    .hero-lead{
      font-size:18px;color:#d4dfdb;max-width:720px;line-height:1.85;margin-bottom:30px
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;color:#b9c7c2;font-size:14px}
    .trust-item{
      display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:14px;
      background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)
    }
    .dot{width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}
    .hero-board{
      position:relative;
      background:linear-gradient(180deg,rgba(29,36,34,.96),rgba(18,23,22,.96));
      border:1px solid rgba(34,230,168,.28);
      border-radius:var(--radius-xl);
      padding:28px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-board:before{
      content:"";position:absolute;left:0;right:0;top:0;height:4px;
      background:linear-gradient(90deg,var(--primary),var(--purple))
    }
    .board-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:22px}
    .board-head h2{font-size:22px;line-height:1.35;margin:0}
    .status-pill{font-size:12px;color:#07110e;background:var(--primary);border-radius:999px;padding:5px 10px;font-weight:900}
    .data-entry{
      display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px
    }
    .entry-card{
      background:#111715;border:1px solid rgba(34,230,168,.16);border-radius:18px;
      padding:17px;transition:.22s ease
    }
    .entry-card:hover{border-color:rgba(34,230,168,.48);transform:translateY(-2px);background:#14201c}
    .entry-card b{display:block;font-size:24px;line-height:1;color:var(--primary);font-family:var(--mono);margin-bottom:8px}
    .entry-card span{font-size:13px;color:#bdcac5}
    .score-preview{
      background:#0f1413;border-radius:20px;border:1px solid rgba(255,255,255,.08);padding:18px;margin-bottom:16px
    }
    .match-row{
      display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;
      padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)
    }
    .match-row:last-child{border-bottom:0}
    .team{color:#dce7e3;font-weight:800}
    .team:last-child{text-align:right}
    .score{font-family:var(--mono);font-size:22px;color:var(--primary);font-weight:900;letter-spacing:.5px}
    .risk-note{
      display:flex;gap:10px;align-items:flex-start;background:rgba(255,176,32,.1);
      border:1px solid rgba(255,176,32,.24);border-radius:16px;padding:13px;color:#ffe7b7;font-size:13px;line-height:1.6
    }
    .section{padding:84px 0}
    .section.dark{background:#111616}
    .section.light{background:var(--soft);color:var(--dark-text)}
    .section-head{
      display:flex;justify-content:space-between;gap:28px;align-items:flex-end;margin-bottom:34px
    }
    .section-kicker{color:var(--primary);font-size:13px;font-weight:900;letter-spacing:.08em;margin-bottom:8px}
    .section.light .section-kicker{color:#087f5f}
    h2{font-size:clamp(26px,3.4vw,38px);line-height:1.25;letter-spacing:-.8px;margin-bottom:12px}
    .section-desc{color:var(--muted);max-width:720px;margin:0}
    .section.light .section-desc{color:var(--dark-muted)}
    .quick-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr 1fr;
      gap:16px;
      grid-auto-rows:150px;
    }
    .quick-card{
      position:relative;overflow:hidden;border-radius:var(--radius-lg);
      background:linear-gradient(135deg,#171c1b,#111715);
      border:1px solid rgba(34,230,168,.18);
      padding:22px;
      transition:.24s ease;
    }
    .quick-card:nth-child(2){grid-row:span 2}
    .quick-card:nth-child(4){grid-column:span 2}
    .quick-card:hover{
      transform:translateY(-2px);
      border-color:rgba(34,230,168,.56);
      background:linear-gradient(135deg,#1d2a25,#101714);
      box-shadow:0 18px 40px rgba(34,230,168,.09)
    }
    .quick-card .num{
      position:absolute;right:18px;top:14px;font-family:var(--mono);font-size:42px;
      color:rgba(34,230,168,.12);font-weight:900
    }
    .quick-card h3{font-size:20px;margin-bottom:8px;position:relative}
    .quick-card p{color:#aebcb7;font-size:14px;margin:0;position:relative}
    .topic-layout{
      display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch
    }
    .feature-card{
      position:relative;min-height:430px;border-radius:var(--radius-xl);overflow:hidden;border:1px solid rgba(34,230,168,.22);
      box-shadow:var(--shadow)
    }
    .feature-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:.35s ease}
    .feature-card:hover img{transform:scale(1.04)}
    .feature-overlay{
      position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:32px;
      background:linear-gradient(180deg,rgba(16,19,22,.12),rgba(16,19,22,.92))
    }
    .feature-overlay h3{font-size:30px;line-height:1.22;margin:12px 0}
    .feature-overlay p{color:#d5e2de;margin:0;max-width:680px}
    .topic-list{display:flex;flex-direction:column;gap:14px}
    .topic-item{
      flex:1;background:var(--panel);border:1px solid rgba(34,230,168,.16);
      border-radius:22px;padding:22px;transition:.22s ease
    }
    .topic-item:hover{transform:translateX(3px);border-color:rgba(34,230,168,.45);background:#1b2421}
    .topic-item h3{font-size:19px;margin-bottom:8px}
    .topic-item p{color:#abb9b4;font-size:14px;margin:0}
    .dashboard{
      display:grid;grid-template-columns:.8fr 1.2fr;gap:26px;align-items:start
    }
    .info-box{
      background:linear-gradient(180deg,#1b2220,#121716);
      border:1px solid rgba(34,230,168,.18);
      border-radius:var(--radius-xl);
      padding:30px;
      box-shadow:var(--shadow);
    }
    .info-box p{color:#c3d0cc;margin-bottom:16px}
    .mini-list{margin:0;padding:0;list-style:none;display:grid;gap:12px}
    .mini-list li{display:flex;gap:10px;align-items:flex-start;color:#d8e3df;font-size:15px}
    .score-table-wrap{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid rgba(34,230,168,.18)}
    table{width:100%;border-collapse:collapse;min-width:680px;background:#111715}
    th,td{padding:16px 18px;text-align:left;border-bottom:1px solid rgba(255,255,255,.07)}
    th{background:#1a2220;color:#dce9e5;font-size:13px;letter-spacing:.04em}
    tr:nth-child(even) td{background:#141a19}
    td{color:#cbd8d4;font-size:14px}
    .table-score{font-family:var(--mono);font-size:20px;color:var(--primary);font-weight:900}
    .state{display:inline-flex;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800;background:rgba(122,92,255,.14);color:#d9d2ff}
    .table-note{font-size:13px;color:#96a8a1;margin-top:14px}
    .steps{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
      counter-reset:step;
    }
    .step-card{
      position:relative;background:#fff;color:var(--dark-text);border:1px solid var(--line-soft);
      border-radius:22px;padding:24px 20px;box-shadow:var(--shadow-soft);transition:.22s ease
    }
    .step-card:hover{transform:translateY(-3px);border-color:rgba(34,230,168,.45)}
    .step-icon{
      width:42px;height:42px;border-radius:15px;display:grid;place-items:center;
      background:#12201b;color:var(--primary);font-weight:900;font-family:var(--mono);margin-bottom:15px
    }
    .step-card h3{font-size:18px;margin-bottom:8px}
    .step-card p{font-size:14px;color:var(--dark-muted);margin:0}
    .compliance{
      display:grid;grid-template-columns:1fr .8fr;gap:24px;align-items:start
    }
    .check-card,.warning-card{
      border-radius:var(--radius-xl);padding:30px;background:#fff;border:1px solid var(--line-soft);box-shadow:var(--shadow-soft)
    }
    .check-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .check-list li{
      display:flex;gap:12px;align-items:flex-start;background:var(--soft-2);border:1px solid var(--line-soft);
      border-radius:16px;padding:14px;color:var(--dark-text);font-weight:750
    }
    .check-list li:before{content:"✓";color:#087f5f;font-weight:900}
    .warning-card{
      background:#151a18;color:#f8fbfa;border-color:rgba(255,176,32,.28)
    }
    .warning-card h3{color:#ffe1a4}
    .warning-card p{color:#d4dfdb}
    .warning-card ul{padding-left:20px;margin-bottom:0;color:#f1dac0}
    .magazine{
      display:grid;grid-template-columns:1.05fr .95fr;gap:24px
    }
    .article-main,.article-small{
      background:#fff;color:var(--dark-text);border:1px solid var(--line-soft);border-radius:24px;overflow:hidden;box-shadow:var(--shadow-soft);
      transition:.24s ease
    }
    .article-main:hover,.article-small:hover{transform:translateY(-3px);box-shadow:0 20px 54px rgba(20,40,34,.18)}
    .article-main .img-wrap{height:280px;overflow:hidden}
    .article-main img,.article-small img{width:100%;height:100%;object-fit:cover;transition:.35s ease}
    .article-main:hover img,.article-small:hover img{transform:scale(1.04)}
    .article-body{padding:24px}
    .tag{display:inline-flex;align-items:center;border-radius:999px;padding:5px 10px;background:rgba(34,230,168,.12);color:#087f5f;font-size:12px;font-weight:900;margin-bottom:10px}
    .article-body h3{font-size:23px;line-height:1.35;margin-bottom:10px}
    .article-body h3 a:hover{color:#087f5f}
    .article-body p{color:var(--dark-muted);font-size:15px;margin-bottom:14px}
    .read-link{color:#087f5f;font-weight:900}
    .read-link:hover{text-decoration:underline}
    .article-side{display:grid;gap:14px}
    .article-small{display:grid;grid-template-columns:150px 1fr}
    .article-small .thumb{height:100%;min-height:160px;overflow:hidden}
    .article-small .article-body{padding:18px}
    .article-small h3{font-size:18px}
    .faq-wrap{max-width:930px;margin:0 auto;display:grid;gap:12px}
    .faq-item{
      background:#fff;color:var(--dark-text);border:1px solid var(--line-soft);border-radius:20px;overflow:hidden;
      box-shadow:0 10px 26px rgba(20,40,34,.08)
    }
    .faq-question{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
      background:#fff;color:var(--dark-text);padding:20px 22px;text-align:left;font-weight:900
    }
    .faq-question span:first-child{display:flex;align-items:center;gap:12px}
    .qmark{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:#12201b;color:var(--primary);font-family:var(--mono)}
    .faq-icon{font-size:22px;color:#087f5f}
    .faq-answer{
      display:none;padding:0 22px 20px 64px;background:var(--soft);color:var(--dark-muted);line-height:1.75
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta{
      position:relative;overflow:hidden;background:
      radial-gradient(circle at 18% 10%,rgba(34,230,168,.18),transparent 30%),
      radial-gradient(circle at 85% 70%,rgba(122,92,255,.2),transparent 36%),
      #111616;
      border-top:1px solid rgba(34,230,168,.14);
      border-bottom:1px solid rgba(34,230,168,.14);
    }
    .cta-box{
      display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
      border:1px solid rgba(34,230,168,.2);border-radius:var(--radius-xl);
      padding:34px;background:rgba(255,255,255,.04)
    }
    .cta-box h2{margin-bottom:8px}
    .cta-box p{color:#c3d0cc;margin:0}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    .site-footer{
      background:#0b0e10;color:#cbd8d4;padding:56px 0 24px;position:relative;overflow:hidden
    }
    .site-footer:before{
      content:"";position:absolute;left:0;right:0;top:0;height:1px;
      background:linear-gradient(90deg,transparent,var(--primary),var(--purple),transparent)
    }
    .footer-grid{
      display:grid;grid-template-columns:1.4fr .8fr .8fr .9fr;gap:28px;margin-bottom:32px
    }
    .footer-brand{font-size:20px;font-weight:900;color:#fff;margin-bottom:10px}
    .footer-text{color:#9faea9;font-size:14px;margin:0}
    .footer-col h3{font-size:15px;color:#fff;margin-bottom:12px}
    .footer-col a{display:block;color:#9faea9;font-size:14px;margin:8px 0;transition:.2s}
    .footer-col a:hover{color:var(--primary);transform:translateX(2px)}
    .footer-risk{
      background:rgba(255,176,32,.08);border:1px solid rgba(255,176,32,.22);
      border-radius:18px;padding:16px;color:#f3d9aa;font-size:13px;margin-bottom:24px
    }
    .copyright{
      border-top:1px solid rgba(255,255,255,.08);padding-top:20px;
      color:#879690;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap
    }
    @media (max-width:1100px){
      .nav-actions{display:none}
      .hero-grid,.dashboard,.topic-layout,.compliance,.magazine{grid-template-columns:1fr}
      .steps{grid-template-columns:repeat(3,1fr)}
      .hero{min-height:auto}
      .feature-card{min-height:360px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .topbar .container{align-items:flex-start;flex-direction:column;gap:4px}
      .nav-wrap{height:68px}
      .logo{min-width:auto}
      .logo-text span:first-child{font-size:15px}
      .logo-text span:last-child{display:none}
      .menu-toggle{display:flex}
      .nav-menu{
        position:fixed;left:14px;right:14px;top:112px;display:none;flex-direction:column;align-items:stretch;
        background:#111715;border:1px solid rgba(34,230,168,.24);border-radius:22px;padding:14px;box-shadow:var(--shadow)
      }
      body.menu-open .nav-menu{display:flex}
      .nav-menu a{justify-content:flex-start;padding:14px 16px}
      body.menu-open .menu-toggle span{background:transparent}
      body.menu-open .menu-toggle span:before{transform:translateY(1px) rotate(45deg)}
      body.menu-open .menu-toggle span:after{transform:translateY(-1px) rotate(-45deg)}
      .hero-grid{padding:56px 0;gap:32px}
      .hero-lead{font-size:16px}
      .hero-actions .btn{width:100%}
      .data-entry{grid-template-columns:1fr}
      .section{padding:56px 0}
      .section-head{display:block}
      .quick-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}
      .quick-card{min-width:260px;min-height:170px;scroll-snap-align:start}
      .quick-card:nth-child(2),.quick-card:nth-child(4){grid-row:auto;grid-column:auto}
      .steps{grid-template-columns:1fr}
      .check-list{grid-template-columns:1fr}
      .article-small{grid-template-columns:1fr}
      .article-small .thumb{height:180px}
      .faq-answer{padding-left:22px}
      .cta-box{grid-template-columns:1fr;padding:24px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:520px){
      h1{letter-spacing:-.8px}
      .hero-board{padding:20px;border-radius:22px}
      .board-head{flex-direction:column}
      .match-row{grid-template-columns:1fr;gap:2px}
      .team:last-child{text-align:left}
      .score{font-size:20px}
      .feature-overlay{padding:22px}
      .feature-overlay h3{font-size:24px}
      .article-main .img-wrap{height:210px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
    }

/* roulang page: category1 */
:root{
      --bg:#101316;
      --bg-2:#141918;
      --panel:#171c1b;
      --panel-2:#1d2422;
      --text:#f4f7f6;
      --muted:#aab7b2;
      --soft:#f2f7f4;
      --soft-2:#f8faf8;
      --ink:#1b2220;
      --ink-muted:#5c6d67;
      --line:rgba(34,230,168,.22);
      --line-light:#e1e8e4;
      --primary:#22e6a8;
      --primary-2:#14c994;
      --purple:#7a5cff;
      --amber:#ffb020;
      --radius-lg:24px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow:0 22px 55px rgba(0,0,0,.22);
      --shadow-soft:0 18px 40px rgba(23,38,34,.12);
      --container:1200px;
      --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:var(--font);
      color:var(--ink);
      background:#ffffff;
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(34,230,168,.28);color:#fff}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:82px 0}
    .section-tight{padding:56px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(34,230,168,.12);
      color:var(--primary);
      border:1px solid rgba(34,230,168,.26);
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 14px rgba(34,230,168,.8);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:30px;
    }
    .section-head h2{
      font-size:34px;
      line-height:1.25;
      letter-spacing:-.02em;
      color:var(--ink);
      margin-top:14px;
    }
    .section-head p{
      max-width:620px;
      color:var(--ink-muted);
      font-size:16px;
    }

    .topbar{
      background:#0b0f10;
      color:#dfe8e5;
      border-bottom:1px solid rgba(34,230,168,.22);
      font-size:13px;
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .topbar strong{color:var(--primary);font-weight:800}
    .topbar a{color:#fff;border-bottom:1px dashed rgba(34,230,168,.7)}
    .topbar a:hover{color:var(--primary)}

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:linear-gradient(180deg,#151a1a 0%,#101316 100%);
      border-bottom:1px solid rgba(34,230,168,.42);
      box-shadow:0 10px 24px rgba(0,0,0,.18);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:260px;
      color:var(--text);
    }
    .logo-mark{
      width:42px;height:42px;
      border-radius:14px;
      background:
        linear-gradient(135deg,rgba(34,230,168,.9),rgba(122,92,255,.85)),
        radial-gradient(circle at 30% 30%,#fff 0 8%,transparent 9%);
      position:relative;
      box-shadow:0 0 24px rgba(34,230,168,.22);
    }
    .logo-mark::after{
      content:"";
      position:absolute;
      inset:10px 12px;
      border-left:2px solid rgba(16,19,22,.88);
      border-right:2px solid rgba(16,19,22,.88);
      transform:skew(-12deg);
    }
    .logo-text{display:flex;flex-direction:column;line-height:1.18}
    .logo-text span:first-child{font-size:18px;font-weight:900;letter-spacing:.01em}
    .logo-text span:last-child{font-size:12px;color:var(--muted);margin-top:3px}
    nav{display:flex;align-items:center}
    .nav-menu{
      display:flex;
      align-items:center;
      gap:8px;
      list-style:none;
    }
    .nav-menu a{
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:8px 14px;
      border-radius:999px;
      color:#d7dfdc;
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
      position:relative;
    }
    .nav-menu a:hover{
      color:var(--primary);
      background:rgba(34,230,168,.08);
    }
    .nav-menu a.active{
      color:#07110e;
      background:var(--primary);
      box-shadow:0 0 0 1px rgba(34,230,168,.24),0 10px 26px rgba(34,230,168,.16);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      font-size:14px;
      line-height:1;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#07110e;
      background:var(--primary);
      box-shadow:0 10px 26px rgba(34,230,168,.18);
    }
    .btn-primary:hover{transform:translateY(-2px);background:#35f3b8;box-shadow:0 16px 34px rgba(34,230,168,.26)}
    .btn-secondary{
      color:var(--primary);
      border:1px solid rgba(34,230,168,.42);
      background:rgba(34,230,168,.06);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:var(--primary);background:rgba(34,230,168,.12)}
    .btn-dark{
      color:#fff;
      background:#111715;
      border:1px solid rgba(17,23,21,.9);
    }
    .btn-dark:hover{transform:translateY(-2px);box-shadow:var(--shadow-soft)}
    .menu-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(34,230,168,.35)}
    .menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
      display:block;width:18px;height:2px;background:var(--primary);margin:auto;position:relative;border-radius:2px;transition:.2s ease;
    }
    .menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0}
    .menu-toggle span::before{top:-6px}
    .menu-toggle span::after{top:6px}
    .menu-open .menu-toggle span{background:transparent}
    .menu-open .menu-toggle span::before{top:0;transform:rotate(45deg)}
    .menu-open .menu-toggle span::after{top:0;transform:rotate(-45deg)}

    .category-hero{
      position:relative;
      color:var(--text);
      background:
        linear-gradient(120deg,rgba(16,19,22,.96) 0%,rgba(16,19,22,.9) 48%,rgba(20,35,31,.92) 100%),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      overflow:hidden;
      padding:80px 0 60px;
    }
    .category-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(34,230,168,.07) 1px,transparent 1px),
        linear-gradient(90deg,rgba(34,230,168,.06) 1px,transparent 1px);
      background-size:38px 38px;
      mask-image:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.25));
      pointer-events:none;
    }
    .category-hero::after{
      content:"";
      position:absolute;
      width:420px;height:420px;
      right:-160px;top:-130px;
      background:radial-gradient(circle,rgba(122,92,255,.25),transparent 62%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(360px,.75fr);
      gap:42px;
      align-items:center;
    }
    .hero-copy h1{
      margin:16px 0 18px;
      font-size:48px;
      line-height:1.16;
      letter-spacing:-.035em;
      max-width:780px;
    }
    .hero-copy p{
      color:#c8d5d0;
      font-size:18px;
      max-width:760px;
    }
    .hero-badges{
      margin-top:24px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .hero-badge{
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      color:#e7efec;
      font-size:13px;
      font-weight:700;
    }
    .hero-panel{
      background:linear-gradient(180deg,rgba(23,28,27,.98),rgba(17,22,21,.98));
      border:1px solid rgba(34,230,168,.26);
      border-radius:var(--radius-lg);
      padding:24px;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0 0 auto;
      height:4px;
      background:linear-gradient(90deg,var(--primary),var(--purple));
    }
    .panel-title{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      margin-bottom:18px;
    }
    .panel-title h2{font-size:20px;line-height:1.3}
    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:var(--primary);
      font-size:12px;
      font-weight:800;
    }
    .status-dot::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px rgba(34,230,168,.9);
    }
    .panel-list{display:grid;gap:12px}
    .panel-item{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      padding:14px;
      border-radius:16px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .panel-item span{display:block;color:var(--muted);font-size:13px}
    .panel-item strong{color:#fff;font-size:15px}
    .panel-num{
      font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
      color:var(--primary);
      font-weight:900;
      white-space:nowrap;
    }
    .risk-note{
      margin-top:16px;
      padding:14px 15px;
      border-radius:16px;
      background:rgba(255,176,32,.12);
      border:1px solid rgba(255,176,32,.28);
      color:#ffe4aa;
      font-size:13px;
      line-height:1.65;
    }

    .filter-bar-wrap{
      background:#fff;
      border-bottom:1px solid var(--line-light);
      position:sticky;
      top:77px;
      z-index:30;
    }
    .filter-bar{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      padding:16px 0;
      scrollbar-width:none;
    }
    .filter-bar::-webkit-scrollbar{display:none}
    .filter-pill{
      flex:0 0 auto;
      display:inline-flex;
      padding:9px 15px;
      border-radius:999px;
      border:1px solid #d5e2dc;
      color:#40514b;
      background:#fff;
      font-size:14px;
      font-weight:800;
      transition:.2s ease;
    }
    .filter-pill:hover{border-color:var(--primary);color:#0b5f46;background:#f2fff9}
    .filter-pill.active{
      color:#07110e;
      background:var(--primary);
      border-color:var(--primary);
      box-shadow:0 10px 20px rgba(34,230,168,.16);
    }

    .content-area{
      background:linear-gradient(180deg,#ffffff 0%,#f7fbf8 100%);
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:30px;
      align-items:start;
    }
    .feature-card{
      display:grid;
      grid-template-columns:42% 1fr;
      background:#fff;
      border:1px solid var(--line-light);
      border-radius:var(--radius-lg);
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:.25s ease;
      margin-bottom:18px;
    }
    .feature-card:hover{
      transform:translateY(-3px);
      box-shadow:0 24px 50px rgba(22,40,35,.16);
      border-color:rgba(34,230,168,.45);
    }
    .feature-media{
      min-height:260px;
      overflow:hidden;
      position:relative;
      background:#111;
    }
    .feature-media img{
      width:100%;height:100%;
      object-fit:cover;
      transition:transform .3s ease;
    }
    .feature-card:hover img{transform:scale(1.04)}
    .feature-media::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(16,19,22,.18));
    }
    .feature-body{padding:28px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
    .tag{
      display:inline-flex;
      align-items:center;
      padding:5px 10px;
      border-radius:999px;
      color:#0f7355;
      background:rgba(34,230,168,.14);
      font-size:12px;
      font-weight:900;
    }
    .tag.purple{color:#5d47d9;background:rgba(122,92,255,.12)}
    .tag.amber{color:#8a5a00;background:rgba(255,176,32,.16)}
    .feature-body h2{
      font-size:28px;
      line-height:1.25;
      margin-bottom:12px;
      color:var(--ink);
    }
    .feature-body p{color:var(--ink-muted);margin-bottom:18px}
    .meta-line{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      color:#71817c;
      font-size:13px;
      margin-bottom:20px;
    }
    .article-list{display:grid;gap:14px}
    .article-card{
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      padding:22px;
      background:#fff;
      border:1px solid var(--line-light);
      border-radius:20px;
      box-shadow:0 10px 26px rgba(22,40,35,.06);
      transition:.22s ease;
    }
    .article-card:hover{
      transform:translateY(-2px);
      border-color:rgba(34,230,168,.45);
      box-shadow:var(--shadow-soft);
    }
    .article-card h3{
      font-size:21px;
      line-height:1.35;
      margin-bottom:8px;
      transition:.2s ease;
    }
    .article-card:hover h3{color:#0b8a65}
    .article-card p{color:var(--ink-muted);font-size:15px;line-height:1.7}
    .article-side{
      min-width:120px;
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap:12px;
      color:#7a8984;
      font-size:13px;
    }
    .read-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:9px 13px;
      border-radius:999px;
      color:#0b5f46;
      background:#effaf5;
      border:1px solid rgba(34,230,168,.32);
      font-weight:900;
      font-size:13px;
      transition:.2s ease;
    }
    .read-link:hover{background:var(--primary);color:#07110e}

    .side-stack{
      display:grid;
      gap:16px;
      position:sticky;
      top:156px;
    }
    .side-card{
      background:#fff;
      border:1px solid var(--line-light);
      border-radius:22px;
      padding:22px;
      box-shadow:0 12px 30px rgba(22,40,35,.08);
    }
    .side-card.dark{
      background:linear-gradient(180deg,#171c1b,#101514);
      color:var(--text);
      border-color:rgba(34,230,168,.25);
    }
    .side-card h3{
      font-size:18px;
      line-height:1.3;
      margin-bottom:14px;
    }
    .keyword-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .keyword-cloud a{
      padding:7px 10px;
      border-radius:999px;
      background:#f1f7f4;
      color:#3d524b;
      font-size:13px;
      font-weight:800;
      transition:.2s ease;
    }
    .keyword-cloud a:hover{background:var(--primary);color:#07110e}
    .index-list{display:grid;gap:10px;list-style:none}
    .index-list li{
      display:flex;
      gap:10px;
      padding:10px 0;
      border-bottom:1px dashed #d9e5df;
      color:#536660;
      font-size:14px;
    }
    .index-list li:last-child{border-bottom:0}
    .index-list b{
      color:#0b8a65;
      font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    }
    .warning-list{display:grid;gap:10px;list-style:none}
    .warning-list li{
      position:relative;
      padding-left:20px;
      color:#d7e5df;
      font-size:14px;
      line-height:1.7;
    }
    .warning-list li::before{
      content:"!";
      position:absolute;
      left:0;top:2px;
      width:14px;height:14px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:var(--amber);
      color:#111;
      font-size:10px;
      font-weight:900;
    }

    .guide-section{background:#fff}
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .guide-card{
      min-height:210px;
      padding:22px;
      border-radius:22px;
      border:1px solid var(--line-light);
      background:var(--soft-2);
      position:relative;
      overflow:hidden;
      transition:.22s ease;
    }
    .guide-card::after{
      content:"";
      position:absolute;
      right:-32px;bottom:-32px;
      width:110px;height:110px;
      border-radius:50%;
      background:rgba(34,230,168,.12);
    }
    .guide-card:hover{
      transform:translateY(-3px);
      border-color:rgba(34,230,168,.45);
      box-shadow:var(--shadow-soft);
      background:#fff;
    }
    .guide-num{
      width:36px;height:36px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:13px;
      background:#111715;
      color:var(--primary);
      font-weight:900;
      font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
      margin-bottom:16px;
    }
    .guide-card h3{font-size:20px;margin-bottom:9px}
    .guide-card p{color:var(--ink-muted);font-size:15px}

    .comparison{
      background:var(--soft);
      border-top:1px solid #dbe8e1;
      border-bottom:1px solid #dbe8e1;
    }
    .compare-box{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .compare-card{
      background:#fff;
      border:1px solid var(--line-light);
      border-radius:24px;
      padding:26px;
      box-shadow:0 16px 36px rgba(22,40,35,.08);
    }
    .compare-card h3{
      font-size:22px;
      margin-bottom:16px;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .check-list{display:grid;gap:12px;list-style:none}
    .check-list li{
      display:flex;
      gap:10px;
      color:#455b54;
    }
    .check-list li::before{
      content:"";
      flex:0 0 auto;
      margin-top:9px;
      width:8px;height:8px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 10px rgba(34,230,168,.45);
    }
    .compare-card.alert h3{color:#805400}
    .compare-card.alert .check-list li::before{background:var(--amber)}

    .faq-section{background:#fff}
    .faq-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:30px;
      align-items:start;
    }
    .faq-intro{
      padding:28px;
      border-radius:24px;
      background:linear-gradient(145deg,#121716,#1d2824);
      color:var(--text);
      border:1px solid rgba(34,230,168,.25);
      box-shadow:var(--shadow);
    }
    .faq-intro h2{font-size:30px;line-height:1.25;margin:14px 0}
    .faq-intro p{color:#c8d5d0}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid var(--line-light);
      border-radius:18px;
      overflow:hidden;
      background:#fff;
    }
    .faq-q{
      width:100%;
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
      padding:18px 20px;
      text-align:left;
      color:var(--ink);
      font-weight:900;
    }
    .faq-q span:first-child{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .faq-q span:first-child::before{
      content:"Q";
      width:24px;height:24px;
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:8px;
      color:#07110e;
      background:var(--primary);
      font-size:13px;
      margin-top:1px;
    }
    .faq-icon{color:#0b8a65;font-size:22px;line-height:1}
    .faq-a{
      display:none;
      padding:0 20px 20px 54px;
      background:linear-gradient(180deg,#fff,#f2f7f4);
      color:#536660;
      font-size:15px;
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open{border-color:rgba(34,230,168,.45)}
    .faq-item.open .faq-icon{transform:rotate(45deg)}

    .pagination{
      display:flex;
      justify-content:center;
      align-items:center;
      gap:8px;
      margin-top:28px;
    }
    .page-link{
      min-width:40px;
      height:40px;
      padding:0 14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:12px;
      border:1px solid #d9e5df;
      background:#fff;
      color:#42554f;
      font-weight:900;
      transition:.2s ease;
    }
    .page-link:hover{border-color:var(--primary);color:#0b6a50;background:#f2fff9}
    .page-link.active{background:var(--primary);border-color:var(--primary);color:#07110e}

    .bottom-note{
      background:linear-gradient(135deg,#f2f7f4,#ffffff);
      border-top:1px solid #dbe8e1;
    }
    .note-box{
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
      padding:30px;
      border-radius:26px;
      background:#fff;
      border:1px solid var(--line-light);
      box-shadow:var(--shadow-soft);
    }
    .note-box h2{font-size:28px;line-height:1.25;margin-bottom:10px}
    .note-box p{color:var(--ink-muted)}
    .note-actions{display:flex;gap:10px;flex-wrap:wrap}

    .site-footer{
      background:
        linear-gradient(rgba(16,19,22,.96),rgba(16,19,22,.98)),
        radial-gradient(circle at 20% 0,rgba(34,230,168,.18),transparent 36%);
      color:var(--text);
      padding:58px 0 26px;
      border-top:1px solid rgba(34,230,168,.28);
      position:relative;
      overflow:hidden;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      inset:0;
      background-image:radial-gradient(rgba(34,230,168,.16) 1px,transparent 1px);
      background-size:18px 18px;
      opacity:.3;
      pointer-events:none;
    }
    .site-footer .container{position:relative;z-index:1}
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .8fr .8fr;
      gap:34px;
      margin-bottom:30px;
    }
    .footer-brand{
      font-size:22px;
      font-weight:900;
      margin-bottom:12px;
    }
    .footer-text{
      color:#b8c6c1;
      font-size:14px;
      max-width:430px;
    }
    .footer-col h3{
      font-size:16px;
      margin-bottom:12px;
      color:#fff;
    }
    .footer-col a{
      display:block;
      color:#b8c6c1;
      font-size:14px;
      padding:5px 0;
      transition:.2s ease;
    }
    .footer-col a:hover{color:var(--primary);transform:translateX(2px)}
    .footer-risk{
      padding:16px 18px;
      border-radius:18px;
      background:rgba(255,176,32,.11);
      border:1px solid rgba(255,176,32,.28);
      color:#ffe3a8;
      font-size:13px;
      line-height:1.7;
      margin-bottom:20px;
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#93a19c;
      font-size:13px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
    }

    :focus-visible{
      outline:3px solid rgba(34,230,168,.58);
      outline-offset:3px;
    }

    @media (max-width:1024px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .nav-wrap{gap:14px}
      .nav-actions{display:none}
      .logo{min-width:auto}
      .hero-grid{grid-template-columns:1fr}
      .hero-panel{max-width:680px}
      .content-layout{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:repeat(2,1fr)}
      .guide-grid{grid-template-columns:repeat(2,1fr)}
      .faq-wrap{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }

    @media (max-width:768px){
      .topbar-inner{align-items:flex-start;flex-direction:column;padding:9px 0;gap:4px}
      .site-header{top:0}
      .nav-wrap{min-height:68px}
      .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
      nav{margin-left:auto}
      .nav-menu{
        position:absolute;
        top:68px;left:0;right:0;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:0;
        padding:12px 16px 18px;
        background:#101316;
        border-bottom:1px solid rgba(34,230,168,.35);
        box-shadow:0 18px 30px rgba(0,0,0,.24);
      }
      .menu-open .nav-menu{display:flex}
      .nav-menu a{width:100%;justify-content:center;border-radius:14px;margin:4px 0}
      .filter-bar-wrap{top:68px}
      .category-hero{padding:54px 0 40px}
      .hero-copy h1{font-size:36px}
      .hero-copy p{font-size:16px}
      .feature-card{grid-template-columns:1fr}
      .feature-media{min-height:220px}
      .article-card{grid-template-columns:1fr}
      .article-side{align-items:flex-start;flex-direction:row;justify-content:space-between}
      .side-stack{grid-template-columns:1fr}
      .compare-box{grid-template-columns:1fr}
      .note-box{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .section{padding:58px 0}
      .section-head{display:block}
      .section-head h2{font-size:28px}
    }

    @media (max-width:520px){
      .container{width:calc(100% - 24px)}
      .logo-mark{width:38px;height:38px;border-radius:12px}
      .logo-text span:first-child{font-size:16px}
      .logo-text span:last-child{font-size:11px;max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .hero-copy h1{font-size:31px}
      .hero-badge{width:100%;justify-content:center}
      .hero-panel{padding:18px;border-radius:20px}
      .panel-item{flex-direction:column;gap:8px}
      .feature-body{padding:20px}
      .feature-body h2{font-size:23px}
      .article-card{padding:18px}
      .guide-grid{grid-template-columns:1fr}
      .faq-a{padding-left:20px}
      .note-actions .btn{width:100%}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
      .pagination{flex-wrap:wrap}
    }