/* roulang page: index */
:root{
      --bg:#171412;
      --bg-2:#211d1a;
      --panel:#fff8ee;
      --panel-2:#f4eadc;
      --card:#26211d;
      --card-2:#312923;
      --text:#fffaf2;
      --muted:#cfc2b2;
      --muted-dark:#6d6256;
      --line:rgba(255,248,238,.14);
      --line-dark:rgba(35,28,22,.12);
      --primary:#ff5a3d;
      --primary-2:#ff7d29;
      --accent:#ffd36a;
      --rose:#ff4f87;
      --green:#4bd18c;
      --shadow:0 18px 60px rgba(0,0,0,.28);
      --shadow-soft:0 12px 34px rgba(0,0,0,.16);
      --radius:24px;
      --radius-lg:34px;
      --radius-sm:16px;
      --nav-h:76px;
      --bottom-tab-h:68px;
      --fixed-cta-h:76px;
      --font:PingFang SC,HarmonyOS Sans,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.62;
      background:
        radial-gradient(circle at 12% 8%, rgba(255,90,61,.22), transparent 28%),
        radial-gradient(circle at 86% 18%, rgba(255,211,106,.12), transparent 25%),
        linear-gradient(180deg,#171412 0%,#201b18 42%,#171412 100%);
      min-height:100vh;
      padding-bottom:calc(var(--fixed-cta-h) + 20px);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.17;
      background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(/%23n)' opacity='.35'/%3E%3C/svg%3E");
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease}
    img{max-width:100%;display:block}
    button,input{font-family:inherit}
    :focus-visible{outline:3px solid rgba(255,211,106,.72);outline-offset:3px}
    .site-container{width:min(1180px,calc(100% - 32px));margin-inline:auto}
    .section-pad{padding:88px 0}
    .section-pad-sm{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,248,238,.07);
      color:var(--accent);
      font-size:13px;
      font-weight:700;
      letter-spacing:.03em;
    }
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:28px}
    .section-title{margin:12px 0 0;font-size:clamp(25px,3vw,36px);font-weight:900;line-height:1.18;letter-spacing:-.04em}
    .section-desc{max-width:620px;margin:10px 0 0;color:var(--muted);font-size:15px}
    .light-section{
      background:linear-gradient(180deg,var(--panel) 0%,#f8efe2 100%);
      color:#211a15;
      border-radius:42px 42px 0 0;
      position:relative;
    }
    .light-section .section-desc,.light-section .muted{color:var(--muted-dark)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      height:var(--nav-h);
      display:flex;
      align-items:center;
      background:rgba(23,20,18,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      color:#20120e;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      box-shadow:0 10px 28px rgba(255,90,61,.28);
      flex:0 0 auto;
    }
    .brand-text{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .top-nav{display:flex;align-items:center;gap:8px}
    .top-nav a{
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
    }
    .top-nav a:hover{color:var(--text);background:rgba(255,248,238,.08)}
    .top-nav a.active{color:#20120e;background:linear-gradient(135deg,var(--accent),#ffb65c)}
    .nav-action{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-search{
      width:190px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,248,238,.06);
      font-size:13px;
    }
    .btn-main,.btn-ghost,.btn-darkline{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:13px 20px;
      border-radius:999px;
      border:0;
      font-weight:900;
      font-size:15px;
      transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease;
      cursor:pointer;
    }
    .btn-main{
      color:#21120e;
      background:linear-gradient(135deg,var(--accent),var(--primary-2) 52%,var(--primary));
      box-shadow:0 14px 32px rgba(255,90,61,.34);
    }
    .btn-main:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(255,90,61,.42);color:#21120e}
    .btn-ghost{
      color:var(--text);
      background:rgba(255,248,238,.08);
      border:1px solid var(--line);
    }
    .btn-ghost:hover{transform:translateY(-2px);background:rgba(255,248,238,.14);color:var(--text)}
    .btn-darkline{
      color:#2b211a;
      background:#fff8ee;
      border:1px solid var(--line-dark);
      box-shadow:0 10px 25px rgba(31,24,18,.08);
    }
    .btn-darkline:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(31,24,18,.12)}
    .hero{
      min-height:calc(100vh - var(--nav-h));
      display:flex;
      align-items:center;
      padding:54px 0 76px;
      position:relative;
    }
    .hero-stage{
      width:100%;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(255,248,238,.09),rgba(255,248,238,.025)),
        radial-gradient(circle at 86% 18%,rgba(255,211,106,.18),transparent 30%);
      box-shadow:var(--shadow);
    }
    .hero-band{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      min-height:580px;
    }
    .hero-copy{padding:56px 54px 48px}
    .hero h1{
      margin:18px 0 18px;
      max-width:760px;
      font-size:clamp(34px,5.2vw,62px);
      line-height:1.04;
      font-weight:950;
      letter-spacing:-.065em;
    }
    .hero-intro{
      max-width:700px;
      margin:0 0 24px;
      color:var(--muted);
      font-size:17px;
    }
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0}
    .hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,248,238,.07);
      border:1px solid var(--line);
      color:#f8ebd9;
      font-size:13px;
      font-weight:800;
    }
    .hero-panel{
      position:relative;
      padding:34px;
      background:
        linear-gradient(180deg,rgba(255,211,106,.11),rgba(255,90,61,.08)),
        rgba(0,0,0,.12);
      border-left:1px solid var(--line);
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:18px;
    }
    .progress-card{
      background:#fff8ee;
      color:#201a15;
      border-radius:30px;
      padding:24px;
      box-shadow:var(--shadow-soft);
    }
    .progress-top{display:flex;align-items:center;justify-content:space-between;gap:16px}
    .ring{
      width:138px;height:138px;border-radius:50%;
      background:conic-gradient(var(--primary) 0 72%,rgba(33,26,21,.12) 72% 100%);
      display:grid;place-items:center;
      flex:0 0 auto;
      position:relative;
    }
    .ring:after{
      content:"";
      position:absolute;
      inset:12px;
      border-radius:50%;
      background:#fff8ee;
    }
    .ring span{position:relative;z-index:1;font-size:28px;font-weight:950;letter-spacing:-.04em}
    .progress-copy strong{display:block;font-size:21px;line-height:1.2;margin-bottom:8px}
    .progress-copy p{margin:0;color:var(--muted-dark);font-size:14px}
    .tier-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:18px;
    }
    .tier{
      border:1px solid rgba(33,26,21,.1);
      border-radius:18px;
      padding:13px;
      background:#fff;
    }
    .tier b{display:block;font-size:18px;color:#251a13}
    .tier span{font-size:12px;color:var(--muted-dark)}
    .matrix{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .matrix-item{
      padding:16px;
      border-radius:20px;
      background:rgba(255,248,238,.08);
      border:1px solid var(--line);
    }
    .matrix-item i{color:var(--accent);margin-bottom:9px}
    .matrix-item b{display:block;font-size:15px}
    .matrix-item span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .feature-strip{margin-top:-38px;position:relative;z-index:2}
    .feature-wrap{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:18px;
    }
    .feature-card{
      min-height:190px;
      padding:24px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,248,238,.1),rgba(255,248,238,.045));
      box-shadow:var(--shadow-soft);
      transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .feature-card:hover{transform:translateY(-5px);border-color:rgba(255,211,106,.35);background:rgba(255,248,238,.12)}
    .feature-card.icon-heavy .icon-box{
      width:54px;height:54px;border-radius:18px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--rose));
      box-shadow:0 14px 28px rgba(255,79,135,.22);
      margin-bottom:16px;
    }
    .feature-card h3{font-size:19px;font-weight:950;margin:0 0 10px;letter-spacing:-.03em}
    .feature-card p{color:var(--muted);margin:0;font-size:14px}
    .number-badge{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 11px;border-radius:999px;background:rgba(255,211,106,.14);
      color:var(--accent);font-weight:950;margin-bottom:18px;
    }
    .mini-list{list-style:none;padding:0;margin:0;display:grid;gap:9px;color:var(--muted);font-size:14px}
    .mini-list li{display:flex;gap:9px;align-items:flex-start}
    .mini-list i{color:var(--green);margin-top:4px}
    .module-grid{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:22px;
      align-items:stretch;
    }
    .chapter-card{
      border-radius:var(--radius);
      padding:26px;
      background:var(--card);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .chapter-card.light{
      background:#fff8ee;
      color:#201a15;
      border-color:var(--line-dark);
    }
    .chapter-card h3{font-weight:950;margin:0 0 12px;font-size:22px;letter-spacing:-.04em}
    .chapter-card p{margin:0 0 18px;color:var(--muted)}
    .chapter-card.light p{color:var(--muted-dark)}
    .filter-row{display:flex;flex-wrap:wrap;gap:10px}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,248,238,.07);
      color:#f5e8d8;
      font-size:13px;
      font-weight:800;
    }
    .light .tag,.light-section .tag{
      background:#fff;
      color:#3a2d23;
      border-color:var(--line-dark);
    }
    .steps-panel{display:grid;gap:12px}
    .step-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border-radius:20px;
      background:rgba(255,248,238,.07);
      border:1px solid var(--line);
    }
    .step-no{
      width:40px;height:40px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      color:#21120e;
      font-weight:950;
    }
    .step-item b{display:block;font-size:16px}
    .step-item span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
    .step-item .arrow{color:var(--accent)}
    .entry-board{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .entry-card{
      min-height:150px;
      border-radius:24px;
      padding:18px;
      background:#fff;
      border:1px solid var(--line-dark);
      box-shadow:0 14px 30px rgba(42,31,23,.07);
      color:#211a15;
      transition:transform .2s ease,box-shadow .2s ease;
    }
    .entry-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(42,31,23,.12)}
    .entry-card .corner{
      display:inline-flex;
      padding:5px 9px;
      border-radius:999px;
      background:#211a15;
      color:var(--accent);
      font-size:12px;
      font-weight:900;
      margin-bottom:14px;
    }
    .entry-card h3{font-size:17px;font-weight:950;margin:0 0 8px}
    .entry-card p{font-size:13px;color:var(--muted-dark);margin:0 0 14px}
    .entry-card a{font-weight:950;color:#d74228;font-size:13px}
    .countdown-box{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      padding:26px;
      border-radius:30px;
      background:linear-gradient(135deg,#2b211d,#181412);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .time-cells{display:flex;gap:10px;flex-wrap:wrap}
    .time-cell{
      min-width:74px;
      padding:13px 12px;
      border-radius:18px;
      background:rgba(255,248,238,.08);
      border:1px solid var(--line);
      text-align:center;
    }
    .time-cell b{display:block;font-size:24px;line-height:1;color:var(--accent)}
    .time-cell span{font-size:12px;color:var(--muted)}
    .pricing-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .price-card{
      position:relative;
      padding:24px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--line-dark);
      box-shadow:0 14px 32px rgba(42,31,23,.07);
      color:#211a15;
      overflow:hidden;
    }
    .price-card.hot{background:linear-gradient(180deg,#fff8ee,#fff);border-color:rgba(255,90,61,.28);transform:translateY(-8px)}
    .price-card.hot:before{
      content:"推荐";
      position:absolute;right:18px;top:18px;
      padding:5px 10px;border-radius:999px;
      background:linear-gradient(135deg,var(--primary),var(--rose));
      color:#fff;font-size:12px;font-weight:950;
    }
    .price-card h3{margin:0 0 8px;font-weight:950;font-size:20px}
    .price-card .price{font-size:34px;font-weight:950;letter-spacing:-.05em;margin:6px 0 12px}
    .price-card p{font-size:14px;color:var(--muted-dark);margin:0 0 16px}
    .price-card ul{list-style:none;margin:0 0 20px;padding:0;display:grid;gap:10px;font-size:14px}
    .price-card li{display:flex;gap:9px}
    .price-card li i{color:#d74228;margin-top:4px}
    .testimonials{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:stretch;
    }
    .quote-large{
      border-radius:30px;
      padding:34px;
      background:linear-gradient(135deg,rgba(255,90,61,.18),rgba(255,211,106,.08));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .quote-large .stars{color:var(--accent);letter-spacing:2px;margin-bottom:18px}
    .quote-large p{font-size:24px;line-height:1.45;font-weight:850;letter-spacing:-.04em;margin:0 0 22px}
    .quote-large span{color:var(--muted);font-size:14px}
    .quote-stack{display:grid;gap:14px}
    .quote-card{
      padding:18px;
      border-radius:22px;
      background:rgba(255,248,238,.08);
      border:1px solid var(--line);
    }
    .quote-card b{display:block;margin-bottom:6px}
    .quote-card p{margin:0;color:var(--muted);font-size:14px}
    .trust-bar{
      margin-top:20px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
    }
    .trust-item{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      padding:14px;
      border-radius:18px;
      background:rgba(255,248,238,.07);
      border:1px solid var(--line);
      color:#f5e8d8;
      font-weight:850;
      font-size:13px;
    }
    .news-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
      align-items:start;
    }
    .news-list{
      background:#fff;
      border:1px solid var(--line-dark);
      border-radius:28px;
      overflow:hidden;
      box-shadow:0 14px 32px rgba(42,31,23,.07);
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid rgba(33,26,21,.09);
      color:#211a15;
      transition:background .2s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:#fff4e6}
    .news-date{
      width:54px;height:54px;border-radius:18px;
      display:grid;place-items:center;
      background:#231c16;color:var(--accent);
      font-weight:950;font-size:13px;
    }
    .news-item h3{margin:0;font-size:16px;font-weight:950}
    .news-item p{margin:3px 0 0;color:var(--muted-dark);font-size:13px}
    .news-item i{color:#d74228}
    .recommend-box{
      padding:24px;
      border-radius:28px;
      background:#231c16;
      color:var(--text);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
    }
    .recommend-box h3{font-size:21px;font-weight:950;margin:0 0 12px}
    .recommend-box p{color:var(--muted);font-size:14px;margin:0 0 18px}
    .recommend-links{display:grid;gap:10px}
    .recommend-links a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:13px 14px;
      border-radius:16px;
      background:rgba(255,248,238,.07);
      border:1px solid var(--line);
      font-weight:850;
      font-size:14px;
    }
    .recommend-links a:hover{background:rgba(255,248,238,.12)}
    .changelog{
      display:grid;
      gap:14px;
      position:relative;
    }
    .change-item{
      display:grid;
      grid-template-columns:120px 1fr;
      gap:16px;
      padding:18px;
      border-radius:22px;
      background:rgba(255,248,238,.075);
      border:1px solid var(--line);
    }
    .change-time{font-weight:950;color:var(--accent)}
    .change-item h3{font-size:17px;font-weight:950;margin:0 0 5px}
    .change-item p{margin:0;color:var(--muted);font-size:14px}
    .faq-wrap{
      max-width:920px;
      margin-inline:auto;
    }
    .accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent}
    .accordion-item{
      border:1px solid var(--line-dark)!important;
      border-radius:22px!important;
      overflow:hidden;
      background:#fff!important;
      margin-bottom:12px;
      box-shadow:0 10px 24px rgba(42,31,23,.06);
    }
    .accordion-button{
      font-weight:950;
      color:#211a15!important;
      background:#fff!important;
      box-shadow:none!important;
      padding:18px 20px;
    }
    .accordion-button:not(.collapsed){background:#fff3e3!important}
    .accordion-body{color:var(--muted-dark);padding:0 20px 20px;font-size:14px}
    .trial-cta{
      display:grid;
      grid-template-columns:1fr auto;
      gap:22px;
      align-items:center;
      padding:34px;
      border-radius:34px;
      background:
        radial-gradient(circle at 86% 22%,rgba(255,211,106,.24),transparent 30%),
        linear-gradient(135deg,#2b211d,#181412);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .trial-cta h2{font-size:clamp(25px,3vw,38px);font-weight:950;margin:0 0 10px;letter-spacing:-.05em}
    .trial-cta p{margin:0;color:var(--muted);max-width:690px}
    .site-footer{
      padding:54px 0 calc(54px + var(--fixed-cta-h));
      background:#120f0e;
      border-top:1px solid var(--line);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{display:flex;align-items:center;gap:12px;font-weight:950;font-size:18px;margin-bottom:12px}
    .footer-desc{color:var(--muted);max-width:560px;font-size:14px;margin:0}
    .footer-links{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
    .footer-links a{
      padding:9px 12px;border-radius:999px;border:1px solid var(--line);
      color:var(--muted);font-weight:800;font-size:13px;
    }
    .footer-links a:hover{color:var(--text);background:rgba(255,248,238,.08)}
    .copyright{
      margin-top:28px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:#8f8172;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:14px;
      transform:translateX(-50%);
      width:min(940px,calc(100% - 28px));
      min-height:var(--fixed-cta-h);
      z-index:999;
      border-radius:26px;
      border:1px solid rgba(255,211,106,.35);
      background:rgba(24,20,18,.92);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 58px rgba(0,0,0,.38);
      padding:12px 14px 12px 18px;
      display:grid;
      grid-template-columns:1fr auto auto;
      align-items:center;
      gap:12px;
    }
    .fixed-cta strong{display:block;font-size:15px}
    .fixed-cta span{display:block;color:var(--muted);font-size:12px;margin-top:2px}
    .fixed-cta .safe-tag{
      display:inline-flex;align-items:center;gap:7px;
      padding:9px 11px;border-radius:999px;background:rgba(255,211,106,.12);
      color:var(--accent);font-size:12px;font-weight:900;
      white-space:nowrap;
    }
    .mobile-tabs{
      display:none;
      position:fixed;
      left:0;right:0;bottom:0;
      height:var(--bottom-tab-h);
      padding-bottom:env(safe-area-inset-bottom);
      background:rgba(18,15,14,.94);
      backdrop-filter:blur(18px);
      border-top:1px solid var(--line);
      z-index:998;
    }
    .mobile-tabs .tabs-inner{
      height:100%;
      display:grid;
      grid-template-columns:repeat(3,1fr);
    }
    .mobile-tabs a{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      color:var(--muted);
      font-size:11px;
      font-weight:800;
    }
    .mobile-tabs a i{font-size:18px}
    .mobile-tabs a.active{color:var(--accent)}
    @media (max-width: 1024px){
      .nav-search{display:none}
      .hero-band{grid-template-columns:1fr}
      .hero-panel{border-left:0;border-top:1px solid var(--line)}
      .feature-wrap,.pricing-grid{grid-template-columns:1fr 1fr}
      .entry-board{grid-template-columns:repeat(2,1fr)}
      .module-grid,.testimonials,.news-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width: 768px){
      body{
        padding-bottom:calc(var(--fixed-cta-h) + var(--bottom-tab-h) + 20px + env(safe-area-inset-bottom));
      }
      .site-header{height:68px}
      .brand-text{max-width:210px}
      .top-nav,.nav-action{display:none}
      .mobile-tabs{display:block}
      .section-pad{padding:66px 0}
      .section-pad-sm{padding:48px 0}
      .section-head{display:block}
      .hero{min-height:auto;padding:28px 0 56px}
      .hero-copy{padding:34px 22px 28px}
      .hero-panel{padding:22px}
      .progress-top{display:block}
      .ring{margin:0 auto 18px}
      .tier-row{grid-template-columns:1fr}
      .feature-strip{margin-top:-28px}
      .feature-wrap,.pricing-grid,.trust-bar{grid-template-columns:1fr}
      .countdown-box{display:block}
      .time-cells{margin:18px 0}
      .trial-cta{grid-template-columns:1fr;padding:25px}
      .fixed-cta{
        bottom:calc(var(--bottom-tab-h) + 10px + env(safe-area-inset-bottom));
        grid-template-columns:1fr auto;
        border-radius:22px;
        min-height:auto;
      }
      .fixed-cta .safe-tag{display:none}
      .fixed-cta .btn-main{min-height:46px;padding:11px 15px}
    }
    @media (max-width: 520px){
      .site-container{width:min(100% - 24px,1180px)}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .brand-text{font-size:14px;max-width:225px}
      .hero h1{font-size:33px}
      .hero-intro{font-size:15px}
      .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%}
      .matrix,.entry-board{grid-template-columns:1fr}
      .step-item{grid-template-columns:auto 1fr}
      .step-item .arrow{display:none}
      .news-item{grid-template-columns:auto 1fr}
      .news-item > i{display:none}
      .change-item{grid-template-columns:1fr}
      .fixed-cta{width:calc(100% - 18px);padding:10px 10px 10px 13px}
      .fixed-cta strong{font-size:13px}
      .fixed-cta span{display:none}
    }

/* roulang page: category1 */
:root{
      --bg:#161412;
      --bg-soft:#201d1a;
      --panel:#fff8ed;
      --panel-2:#2a2521;
      --card:#24201d;
      --card-light:#fffaf2;
      --text:#fff8ed;
      --text-dark:#1d1916;
      --muted:#bdb1a4;
      --muted-dark:#695f55;
      --line:rgba(255,248,237,.14);
      --line-dark:rgba(35,28,22,.1);
      --primary:#ff6b4a;
      --primary-2:#ff3f6e;
      --accent:#ffd166;
      --green:#66e0a3;
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --shadow:0 18px 50px rgba(0,0,0,.26);
      --shadow-soft:0 12px 32px rgba(25,19,14,.12);
      --container:1160px;
      --header-h:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      line-height:1.65;
      background:
        radial-gradient(circle at 8% 0%, rgba(255,107,74,.18), transparent 30%),
        radial-gradient(circle at 90% 14%, rgba(255,209,102,.13), transparent 28%),
        linear-gradient(180deg,#171411 0%,#211d19 46%,#141210 100%);
      padding-bottom:150px;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.18;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(180deg,black,transparent 82%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:.22s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      height:var(--header-h);
      display:flex;
      align-items:center;
      background:rgba(22,20,18,.82);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:38px;
      height:38px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      color:#21120c;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      box-shadow:0 8px 24px rgba(255,107,74,.28);
    }
    .brand-text{font-size:17px}
    .top-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,248,237,.06);
    }
    .top-nav a{
      color:var(--muted);
      padding:9px 15px;
      border-radius:999px;
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
    }
    .top-nav a:hover,
    .top-nav a.active{
      color:var(--text);
      background:rgba(255,248,237,.12);
    }
    .top-nav a.active{
      box-shadow:inset 0 0 0 1px rgba(255,209,102,.28);
    }
    .nav-action{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .nav-search{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      padding:10px 13px;
      border-radius:999px;
      background:rgba(255,248,237,.07);
      border:1px solid var(--line);
      white-space:nowrap;
    }
    .btn-main,.btn-sub,.btn-dark{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 19px;
      border-radius:999px;
      font-weight:900;
      border:0;
      transition:.22s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn-main{
      color:#25130d;
      background:linear-gradient(135deg,var(--accent) 0%,var(--primary) 58%,var(--primary-2) 100%);
      box-shadow:0 14px 34px rgba(255,91,74,.3);
    }
    .btn-main:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 44px rgba(255,91,74,.42);
      color:#1d120d;
    }
    .btn-sub{
      color:var(--text);
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
    }
    .btn-sub:hover{
      background:rgba(255,248,237,.14);
      transform:translateY(-2px);
    }
    .btn-dark{
      color:var(--panel);
      background:#1d1916;
      border:1px solid rgba(255,255,255,.08);
    }
    .btn-dark:hover{
      color:#fff;
      background:#2a211c;
      transform:translateY(-2px);
    }
    a:focus-visible,button:focus-visible,.accordion-button:focus-visible{
      outline:3px solid rgba(255,209,102,.5);
      outline-offset:3px;
      box-shadow:none;
    }

    .mini-hero{
      padding:52px 0 28px;
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:18px;
    }
    .crumbs a:hover{color:var(--accent)}
    .keyword-strip{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:14px 16px;
      margin-bottom:22px;
      border:1px solid rgba(255,209,102,.2);
      border-radius:18px;
      background:linear-gradient(135deg,rgba(255,209,102,.12),rgba(255,107,74,.08));
    }
    .keyword-strip strong{
      color:var(--accent);
      font-size:14px;
    }
    .keyword-strip span{
      color:var(--muted);
      font-size:13px;
    }
    .mini-hero-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:30px;
      border-radius:var(--radius-lg);
      background:
        linear-gradient(145deg,rgba(255,248,237,.1),rgba(255,248,237,.035)),
        var(--card);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-copy:after{
      content:"";
      position:absolute;
      width:190px;
      height:190px;
      right:-64px;
      top:-54px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(255,107,74,.24),transparent 64%);
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-size:13px;
      font-weight:900;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(255,209,102,.1);
      border:1px solid rgba(255,209,102,.2);
      margin-bottom:16px;
    }
    h1{
      position:relative;
      z-index:1;
      margin:0;
      font-size:clamp(30px,4vw,48px);
      line-height:1.12;
      letter-spacing:-.055em;
      font-weight:1000;
    }
    .lead{
      position:relative;
      z-index:1;
      max-width:760px;
      margin:16px 0 0;
      color:#ded2c6;
      font-size:16px;
    }
    .hero-actions{
      position:relative;
      z-index:1;
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 10px;
      border-radius:999px;
      color:#f6eadc;
      font-size:13px;
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
    }
    .launch-panel{
      border-radius:var(--radius-lg);
      background:var(--panel);
      color:var(--text-dark);
      padding:24px;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(255,255,255,.55);
    }
    .launch-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
    }
    .launch-top h2{
      margin:0;
      font-size:22px;
      font-weight:1000;
      letter-spacing:-.04em;
    }
    .hot-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:#342014;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      background:linear-gradient(135deg,#ffe59b,#ff9a62);
    }
    .count-rings{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin:18px 0;
    }
    .ring{
      aspect-ratio:1;
      border-radius:50%;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      background:
        radial-gradient(circle at center,#fff8ed 0 54%,transparent 55%),
        conic-gradient(var(--primary) var(--p), rgba(36,32,29,.12) 0);
      border:1px solid rgba(36,32,29,.08);
    }
    .ring b{font-size:20px;line-height:1}
    .ring small{font-size:12px;color:var(--muted-dark);margin-top:4px}
    .point-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .point-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px;
      border-radius:15px;
      background:#fff;
      border:1px solid var(--line-dark);
    }
    .point-list span{
      display:flex;
      align-items:center;
      gap:8px;
      font-weight:800;
      font-size:14px;
    }
    .point-list em{
      font-style:normal;
      color:var(--primary-2);
      font-weight:900;
      font-size:13px;
    }

    .section{
      padding:46px 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:20px;
    }
    .section-title{
      margin:0;
      font-size:clamp(24px,3vw,34px);
      line-height:1.18;
      font-weight:1000;
      letter-spacing:-.045em;
    }
    .section-note{
      max-width:560px;
      color:var(--muted);
      margin:8px 0 0;
      font-size:15px;
    }

    .filter-shell{
      display:grid;
      grid-template-columns:1fr auto;
      gap:16px;
      align-items:center;
      padding:16px;
      border-radius:24px;
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
      margin-bottom:22px;
    }
    .filter-chips{
      display:flex;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
    }
    .filter-chips::-webkit-scrollbar{display:none}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:10px 13px;
      border-radius:999px;
      color:#e9ded2;
      background:rgba(255,248,237,.07);
      border:1px solid var(--line);
      font-size:14px;
      font-weight:800;
      white-space:nowrap;
    }
    .chip:hover,.chip.active{
      color:#25130d;
      background:linear-gradient(135deg,var(--accent),#ff9a62);
      border-color:transparent;
      transform:translateY(-1px);
    }
    .search-box{
      min-width:260px;
      height:46px;
      display:flex;
      align-items:center;
      gap:9px;
      padding:0 14px;
      color:var(--muted);
      border-radius:999px;
      background:#141210;
      border:1px solid var(--line);
      font-size:14px;
    }

    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 310px;
      gap:24px;
      align-items:start;
    }
    .entry-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
    }
    .entry-card{
      min-height:260px;
      display:flex;
      flex-direction:column;
      overflow:hidden;
      border-radius:24px;
      background:var(--card-light);
      color:var(--text-dark);
      border:1px solid rgba(255,255,255,.55);
      box-shadow:var(--shadow-soft);
      transition:.22s ease;
    }
    .entry-card:hover{
      transform:translateY(-4px);
      box-shadow:0 18px 45px rgba(0,0,0,.22);
    }
    .cover{
      min-height:96px;
      padding:14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      background:
        radial-gradient(circle at 18% 22%,rgba(255,255,255,.42),transparent 30%),
        linear-gradient(135deg,var(--c1),var(--c2));
      color:#21120c;
    }
    .cover-code{
      font-size:28px;
      font-weight:1000;
      letter-spacing:-.05em;
    }
    .cover-tag{
      padding:6px 9px;
      border-radius:999px;
      background:rgba(255,248,237,.72);
      font-size:12px;
      font-weight:900;
    }
    .entry-body{
      padding:16px;
      display:flex;
      flex:1;
      flex-direction:column;
    }
    .entry-card h3{
      margin:0 0 8px;
      font-size:17px;
      line-height:1.25;
      font-weight:1000;
      letter-spacing:-.025em;
    }
    .entry-card p{
      margin:0;
      color:var(--muted-dark);
      font-size:14px;
    }
    .meta-tags{
      display:flex;
      flex-wrap:wrap;
      gap:7px;
      margin:14px 0 16px;
    }
    .meta-tags span{
      color:#3e332c;
      font-size:12px;
      font-weight:800;
      padding:5px 8px;
      border-radius:999px;
      background:#f0e7d9;
    }
    .card-foot{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .score{
      display:inline-flex;
      align-items:center;
      gap:5px;
      color:#9a5c00;
      font-size:13px;
      font-weight:900;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:8px 11px;
      color:#fff8ed;
      background:#211c18;
      border-radius:999px;
      font-size:13px;
      font-weight:900;
    }
    .mini-link:hover{
      color:#fff;
      background:var(--primary);
    }

    .side-panel{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card{
      border-radius:24px;
      padding:18px;
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
      box-shadow:0 16px 40px rgba(0,0,0,.16);
    }
    .side-card.light{
      color:var(--text-dark);
      background:var(--panel);
      border-color:rgba(255,255,255,.55);
      box-shadow:var(--shadow-soft);
    }
    .side-card h2,.side-card h3{
      margin:0 0 10px;
      font-size:18px;
      font-weight:1000;
      letter-spacing:-.03em;
    }
    .side-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .side-card.light p{color:var(--muted-dark)}
    .rank-list{
      list-style:none;
      padding:0;
      margin:12px 0 0;
      display:grid;
      gap:10px;
    }
    .rank-list li{
      display:grid;
      grid-template-columns:30px 1fr;
      gap:10px;
      align-items:center;
      color:#f5eadf;
      font-size:14px;
      font-weight:800;
    }
    .rank-list b{
      width:30px;
      height:30px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      color:#25130d;
      background:var(--accent);
    }
    .quick-list{
      display:grid;
      gap:10px;
      margin-top:12px;
    }
    .quick-list a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px;
      border-radius:15px;
      background:#fff;
      color:var(--text-dark);
      border:1px solid var(--line-dark);
      font-weight:900;
      font-size:14px;
    }
    .quick-list a:hover{
      transform:translateX(3px);
      border-color:rgba(255,107,74,.35);
    }

    .compare-band{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .compare-card{
      padding:22px;
      border-radius:26px;
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
    }
    .compare-card:nth-child(2){
      background:linear-gradient(135deg,rgba(255,107,74,.16),rgba(255,209,102,.09));
    }
    .compare-card h3{
      display:flex;
      align-items:center;
      gap:9px;
      margin:0 0 12px;
      font-size:20px;
      font-weight:1000;
    }
    .check-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
      color:#eaddd0;
    }
    .check-list li{
      display:flex;
      gap:9px;
      align-items:flex-start;
      font-size:14px;
    }
    .check-list i{
      color:var(--green);
      margin-top:5px;
    }

    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag-cloud a{
      padding:9px 12px;
      border-radius:999px;
      color:#f3e7d9;
      background:rgba(255,248,237,.08);
      border:1px solid var(--line);
      font-size:14px;
      font-weight:800;
    }
    .tag-cloud a:hover{
      color:#21120c;
      background:var(--accent);
      transform:translateY(-2px);
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.36fr .64fr;
      gap:24px;
      align-items:start;
    }
    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      overflow:hidden;
      border:1px solid var(--line)!important;
      border-radius:18px!important;
      background:rgba(255,248,237,.08)!important;
      color:var(--text);
    }
    .accordion-button{
      color:var(--text);
      background:transparent;
      font-weight:1000;
      padding:17px 18px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:#23140d;
      background:linear-gradient(135deg,var(--accent),#ffad72);
    }
    .accordion-button::after{
      filter:invert(1);
    }
    .accordion-button:not(.collapsed)::after{
      filter:none;
    }
    .accordion-body{
      color:#ddd0c4;
      padding:0 18px 18px;
      font-size:14px;
    }

    .cta-panel{
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      padding:28px;
      border-radius:30px;
      color:#25130d;
      background:
        radial-gradient(circle at 14% 20%,rgba(255,255,255,.48),transparent 28%),
        linear-gradient(135deg,#ffe19b,#ff8a58 55%,#ff4f70);
      box-shadow:0 22px 60px rgba(255,91,74,.25);
    }
    .cta-panel h2{
      margin:0 0 6px;
      font-weight:1000;
      letter-spacing:-.04em;
      font-size:28px;
    }
    .cta-panel p{
      margin:0;
      color:#4f3122;
      font-weight:700;
    }

    .site-footer{
      margin-top:52px;
      padding:42px 0 32px;
      background:#100f0e;
      border-top:1px solid var(--line);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1fr auto;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-weight:1000;
      font-size:18px;
      margin-bottom:12px;
    }
    .footer-desc{
      max-width:600px;
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,248,237,.06);
      border:1px solid var(--line);
      font-size:14px;
      font-weight:800;
    }
    .footer-links a:hover{
      color:var(--text);
      background:rgba(255,248,237,.12);
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid var(--line);
      color:#8f857b;
      font-size:13px;
    }

    .sticky-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(960px,calc(100% - 32px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px;
      border-radius:24px;
      background:rgba(20,18,16,.9);
      border:1px solid rgba(255,209,102,.25);
      box-shadow:0 18px 60px rgba(0,0,0,.38);
      backdrop-filter:blur(18px);
    }
    .sticky-text{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
      color:#f4e8dc;
      font-weight:900;
    }
    .sticky-text i{
      color:var(--accent);
    }
    .sticky-text span{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .sticky-actions{
      display:flex;
      gap:10px;
      align-items:center;
    }
    .mobile-tabs{
      display:none;
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:59;
      padding:7px 10px calc(7px + env(safe-area-inset-bottom));
      background:rgba(16,15,14,.96);
      border-top:1px solid var(--line);
      backdrop-filter:blur(16px);
    }
    .mobile-tabs nav{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:6px;
    }
    .mobile-tabs a{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      min-height:48px;
      border-radius:15px;
      color:var(--muted);
      font-size:12px;
      font-weight:800;
    }
    .mobile-tabs a i{font-size:16px}
    .mobile-tabs a.active{
      color:#21120c;
      background:linear-gradient(135deg,var(--accent),var(--primary));
    }

    @media (max-width:1100px){
      .nav-search{display:none}
      .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .content-layout{grid-template-columns:minmax(0,1fr) 280px}
    }
    @media (max-width:920px){
      body{padding-bottom:180px}
      .site-header{height:auto;padding:12px 0}
      .nav-wrap{flex-wrap:wrap}
      .top-nav{order:3;width:100%;justify-content:flex-start;overflow:auto}
      .mini-hero-grid,.content-layout,.faq-wrap,.cta-panel{grid-template-columns:1fr}
      .side-panel{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .compare-band{grid-template-columns:1fr}
    }
    @media (max-width:680px){
      .site-container{width:min(var(--container), calc(100% - 28px))}
      .brand-text{font-size:15px}
      .nav-action .btn-main{display:none}
      .mini-hero{padding:32px 0 18px}
      .hero-copy,.launch-panel{padding:20px;border-radius:24px}
      .keyword-strip{align-items:flex-start;flex-direction:column}
      .filter-shell{grid-template-columns:1fr}
      .search-box{min-width:0;width:100%}
      .entry-grid{grid-template-columns:1fr}
      .section{padding:34px 0}
      .section-head{align-items:flex-start;flex-direction:column}
      .side-panel{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .sticky-cta{
        bottom:72px;
        width:calc(100% - 20px);
        border-radius:20px;
        padding:10px;
      }
      .sticky-text{font-size:13px}
      .sticky-actions .btn-sub{display:none}
      .sticky-actions .btn-main{min-height:48px;padding:11px 15px}
      .mobile-tabs{display:block}
    }
    @media (max-width:420px){
      h1{font-size:28px}
      .top-nav a{padding:8px 12px}
      .count-rings{gap:6px}
      .ring b{font-size:17px}
      .cta-panel{padding:22px}
      .cta-panel h2{font-size:23px}
    }

/* roulang page: category2 */
:root{
      --bg:#12110f;
      --bg-soft:#1a1815;
      --panel:#211f1b;
      --panel-2:#2a251f;
      --card:#f7f1e7;
      --card-soft:#fff8ed;
      --text:#fff7ea;
      --text-dark:#1d1a16;
      --muted:#c9bca9;
      --muted-dark:#675d50;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(29,26,22,.12);
      --primary:#ff5a3c;
      --primary-2:#ff7b54;
      --accent:#ffd166;
      --rose:#ff4f87;
      --green:#42d392;
      --shadow:0 18px 50px rgba(0,0,0,.28);
      --shadow-soft:0 12px 32px rgba(0,0,0,.16);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --nav-h:76px;
      --bottom-cta:78px;
      --bottom-tab:68px;
      --font:PingFang SC,HarmonyOS Sans,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.6;
      background:
        radial-gradient(circle at 12% 8%, rgba(255,90,60,.18), transparent 26%),
        radial-gradient(circle at 88% 18%, rgba(255,209,102,.10), transparent 26%),
        linear-gradient(180deg,#12110f 0%,#171410 42%,#0f0e0d 100%);
      min-height:100vh;
      padding-bottom:calc(var(--bottom-cta) + 18px);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.38;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), rgba(0,0,0,.15));
      z-index:-1;
    }
    a{color:inherit;text-decoration:none;transition:.22s ease}
    a:hover{color:var(--accent)}
    img{max-width:100%;display:block}
    button,input{font-family:inherit}
    .site-container{
      width:min(1180px, calc(100% - 40px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(18,17,15,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
      color:var(--text);
    }
    .brand-mark{
      width:38px;
      height:38px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      color:#21140f;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      box-shadow:0 10px 26px rgba(255,90,60,.28);
      flex:0 0 auto;
    }
    .brand-text{font-size:17px}
    .top-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.045);
      border-radius:999px;
    }
    .top-nav a{
      position:relative;
      padding:9px 15px;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      border-radius:999px;
      white-space:nowrap;
    }
    .top-nav a:hover{
      color:var(--text);
      background:rgba(255,255,255,.07);
      transform:translateY(-1px);
    }
    .top-nav a.active{
      color:#221811;
      background:linear-gradient(135deg,var(--accent),var(--primary-2));
      box-shadow:0 10px 22px rgba(255,90,60,.22);
    }
    .nav-action{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
    }
    .nav-search{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      padding:10px 13px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      font-size:13px;
    }
    .btn-main,.btn-ghost,.btn-lightline{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
    }
    .btn-main{
      color:#24150f;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      box-shadow:0 14px 34px rgba(255,90,60,.28);
    }
    .btn-main:hover{
      color:#24150f;
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(255,90,60,.36);
    }
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.055);
      border-color:var(--line);
    }
    .btn-ghost:hover{
      color:var(--text);
      background:rgba(255,255,255,.1);
      border-color:rgba(255,209,102,.45);
      transform:translateY(-2px);
    }
    .btn-lightline{
      color:var(--text-dark);
      background:rgba(255,255,255,.74);
      border-color:rgba(29,26,22,.12);
    }
    .btn-lightline:hover{
      color:var(--text-dark);
      background:#fff;
      transform:translateY(-2px);
    }
    a:focus-visible,button:focus-visible{
      outline:3px solid rgba(255,209,102,.65);
      outline-offset:3px;
    }
    main{position:relative}
    .section{padding:74px 0}
    .section-tight{padding:48px 0}
    .guide-hero{
      padding:64px 0 36px;
      border-bottom:1px solid var(--line);
      background:
        linear-gradient(90deg, rgba(255,90,60,.12), transparent 38%),
        radial-gradient(circle at 74% 10%, rgba(255,209,102,.13), transparent 30%);
    }
    .breadcrumb-line{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:18px;
      flex-wrap:wrap;
    }
    .breadcrumb-line a:hover{color:var(--accent)}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);
      gap:28px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--accent);
      background:rgba(255,209,102,.1);
      border:1px solid rgba(255,209,102,.2);
      font-size:13px;
      font-weight:900;
      margin-bottom:16px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(30px,4.2vw,48px);
      line-height:1.12;
      font-weight:950;
      letter-spacing:-.04em;
      margin-bottom:18px;
    }
    .hero-summary{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      margin-bottom:24px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-bottom:20px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .trust-chip,.tag-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 11px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      font-size:13px;
      font-weight:800;
    }
    .trust-chip i{color:var(--accent)}
    .demo-panel{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.035));
      box-shadow:var(--shadow);
      padding:18px;
    }
    .demo-panel:before{
      content:"";
      position:absolute;
      inset:-60px -40px auto auto;
      width:170px;
      height:170px;
      border-radius:50%;
      background:rgba(255,90,60,.2);
      filter:blur(8px);
    }
    .panel-top{
      position:relative;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .panel-title{
      font-size:16px;
      font-weight:950;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(66,211,146,.1);
      color:#a7f3cc;
      border:1px solid rgba(66,211,146,.22);
      font-size:12px;
      font-weight:900;
    }
    .route-stack{
      position:relative;
      display:grid;
      gap:12px;
    }
    .route-item{
      display:grid;
      grid-template-columns:44px minmax(0,1fr) auto;
      gap:12px;
      align-items:center;
      padding:14px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.11);
      background:rgba(18,17,15,.48);
    }
    .route-num{
      width:44px;
      height:44px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:16px;
      color:#26150e;
      background:linear-gradient(135deg,var(--accent),var(--primary-2));
      font-weight:950;
    }
    .route-item strong{
      display:block;
      font-size:15px;
      margin-bottom:2px;
    }
    .route-item span{
      color:var(--muted);
      font-size:13px;
    }
    .route-go{
      width:34px;
      height:34px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      color:var(--accent);
      background:rgba(255,209,102,.1);
      border:1px solid rgba(255,209,102,.18);
    }
    .chips-strip{
      margin-top:28px;
      display:flex;
      gap:10px;
      overflow:auto;
      padding-bottom:5px;
      scrollbar-width:none;
    }
    .chips-strip::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      color:var(--text);
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
      font-size:14px;
      font-weight:900;
    }
    .filter-chip.active{
      color:#21140f;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      border-color:transparent;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:26px;
      align-items:start;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:22px;
    }
    .section-head h2{
      font-size:clamp(24px,3vw,34px);
      line-height:1.18;
      font-weight:950;
      letter-spacing:-.03em;
      margin-bottom:8px;
    }
    .section-head p{
      color:var(--muted);
      margin:0;
      max-width:620px;
    }
    .count-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,90,60,.12);
      color:#ffd6c9;
      border:1px solid rgba(255,90,60,.22);
      font-weight:900;
      font-size:13px;
      white-space:nowrap;
    }
    .editor-list{
      display:grid;
      gap:16px;
    }
    .list-card{
      position:relative;
      overflow:hidden;
      display:grid;
      grid-template-columns:124px minmax(0,1fr);
      gap:18px;
      padding:16px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg, rgba(247,241,231,.98), rgba(255,248,237,.92));
      color:var(--text-dark);
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(255,255,255,.55);
      transition:.22s ease;
    }
    .list-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 44px rgba(0,0,0,.24);
    }
    .cover-block{
      min-height:132px;
      border-radius:18px;
      background:
        radial-gradient(circle at 28% 20%, rgba(255,255,255,.55), transparent 26%),
        linear-gradient(135deg,#ff5a3c,#ffd166);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      padding:12px;
      color:#24150f;
      overflow:hidden;
    }
    .cover-block.alt{background:linear-gradient(135deg,#ff4f87,#ffd166)}
    .cover-block.deep{background:linear-gradient(135deg,#2a251f,#ff7b54);color:#fff7ea}
    .cover-index{
      font-size:26px;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .cover-label{
      align-self:flex-start;
      padding:5px 8px;
      border-radius:999px;
      background:rgba(255,255,255,.34);
      font-size:12px;
      font-weight:900;
    }
    .card-body-custom{
      display:flex;
      flex-direction:column;
      min-width:0;
    }
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:8px;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      gap:5px;
      padding:5px 8px;
      border-radius:999px;
      background:rgba(29,26,22,.07);
      color:#4f4438;
      font-size:12px;
      font-weight:900;
    }
    .list-card h3{
      font-size:20px;
      line-height:1.25;
      font-weight:950;
      margin-bottom:8px;
      letter-spacing:-.02em;
    }
    .list-card p{
      color:var(--muted-dark);
      margin-bottom:12px;
      font-size:14px;
    }
    .card-foot{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-top:1px solid var(--line-dark);
      padding-top:12px;
    }
    .short-tags{
      display:flex;
      flex-wrap:wrap;
      gap:6px;
    }
    .short-tags span{
      display:inline-flex;
      padding:4px 8px;
      border-radius:999px;
      background:rgba(255,90,60,.1);
      color:#7f2b1e;
      font-size:12px;
      font-weight:900;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:#1d1a16;
      font-size:14px;
      font-weight:950;
      white-space:nowrap;
    }
    .text-link:hover{color:#d93e24}
    .side-column{
      position:sticky;
      top:calc(var(--nav-h) + 18px);
      display:grid;
      gap:16px;
    }
    .side-card{
      border-radius:var(--radius-lg);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      box-shadow:var(--shadow-soft);
      padding:18px;
    }
    .side-card.light{
      background:linear-gradient(135deg, rgba(255,209,102,.14), rgba(255,90,60,.10));
      border-color:rgba(255,209,102,.24);
    }
    .side-card h3{
      font-size:18px;
      font-weight:950;
      margin-bottom:10px;
    }
    .side-card p{
      color:var(--muted);
      font-size:14px;
      margin-bottom:14px;
    }
    .quick-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .quick-list a,.quick-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:11px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
      color:var(--muted);
      font-size:14px;
      font-weight:800;
    }
    .quick-list a:hover{
      color:var(--text);
      border-color:rgba(255,209,102,.35);
      background:rgba(255,255,255,.09);
      transform:translateX(2px);
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-cloud span{
      display:inline-flex;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .trust-mini{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:8px;
    }
    .trust-mini div{
      padding:10px 8px;
      text-align:center;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
    }
    .trust-mini strong{
      display:block;
      color:var(--accent);
      font-size:18px;
      line-height:1.2;
    }
    .trust-mini span{
      color:var(--muted);
      font-size:12px;
      font-weight:800;
    }
    .compare-band{
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.035));
      border:1px solid var(--line);
      padding:24px;
      overflow:hidden;
    }
    .compare-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
      margin-top:16px;
    }
    .compare-card{
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
    }
    .compare-card h3{
      font-size:18px;
      font-weight:950;
      margin-bottom:12px;
    }
    .check-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .check-list li{
      display:flex;
      gap:9px;
      color:var(--muted);
      font-size:14px;
    }
    .check-list i{
      color:var(--accent);
      margin-top:4px;
    }
    .flow-row{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .flow-card{
      position:relative;
      min-height:178px;
      padding:18px;
      border-radius:var(--radius-lg);
      color:var(--text-dark);
      background:var(--card-soft);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .flow-card:after{
      content:"";
      position:absolute;
      right:-28px;
      bottom:-34px;
      width:112px;
      height:112px;
      border-radius:50%;
      background:rgba(255,90,60,.14);
    }
    .flow-card .step{
      width:38px;
      height:38px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      font-weight:950;
      margin-bottom:18px;
    }
    .flow-card h3{
      position:relative;
      font-size:17px;
      font-weight:950;
      margin-bottom:8px;
      z-index:1;
    }
    .flow-card p{
      position:relative;
      color:var(--muted-dark);
      font-size:14px;
      margin:0;
      z-index:1;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:360px minmax(0,1fr);
      gap:26px;
      align-items:start;
    }
    .faq-intro{
      padding:24px;
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg, rgba(255,90,60,.16), rgba(255,209,102,.09));
      border:1px solid rgba(255,209,102,.18);
    }
    .faq-intro h2{
      font-size:28px;
      font-weight:950;
      line-height:1.18;
      margin-bottom:10px;
    }
    .faq-intro p{
      color:var(--muted);
      margin-bottom:0;
    }
    .accordion{
      --bs-accordion-bg:transparent;
      --bs-accordion-border-width:0;
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:18px!important;
      overflow:hidden;
      background:rgba(255,255,255,.055)!important;
      color:var(--text);
    }
    .accordion-button{
      background:transparent!important;
      color:var(--text)!important;
      font-weight:950;
      padding:17px 18px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--accent)!important;
    }
    .accordion-button:after{
      filter:invert(1);
      opacity:.75;
    }
    .accordion-body{
      color:var(--muted);
      padding:0 18px 18px;
      font-size:14px;
    }
    .cta-block{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      padding:34px;
      background:
        radial-gradient(circle at 82% 28%, rgba(255,255,255,.25), transparent 18%),
        linear-gradient(135deg,var(--primary),var(--accent));
      color:#24150f;
      box-shadow:0 24px 60px rgba(255,90,60,.26);
    }
    .cta-block h2{
      font-size:clamp(26px,3.2vw,38px);
      font-weight:950;
      letter-spacing:-.03em;
      line-height:1.14;
      margin-bottom:10px;
    }
    .cta-block p{
      max-width:720px;
      color:rgba(36,21,15,.78);
      font-weight:750;
      margin-bottom:18px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
    }
    .site-footer{
      padding:48px 0 120px;
      border-top:1px solid var(--line);
      background:#0d0c0b;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:28px;
      align-items:start;
      margin-bottom:26px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:950;
      font-size:18px;
      margin-bottom:12px;
    }
    .footer-desc{
      color:var(--muted);
      max-width:640px;
      margin:0;
      font-size:14px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid var(--line);
      background:rgba(255,255,255,.035);
      font-size:14px;
      font-weight:800;
    }
    .footer-links a:hover{
      color:var(--text);
      border-color:rgba(255,209,102,.3);
    }
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:18px;
      border-top:1px solid var(--line);
      color:rgba(201,188,169,.72);
      font-size:13px;
    }
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:14px;
      transform:translateX(-50%);
      z-index:1100;
      width:min(960px, calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px;
      border-radius:22px;
      background:rgba(24,22,19,.92);
      backdrop-filter:blur(18px);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 20px 56px rgba(0,0,0,.34);
    }
    .fixed-copy{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .fixed-copy i{
      width:38px;
      height:38px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:14px;
      color:#24150f;
      background:linear-gradient(135deg,var(--accent),var(--primary));
      flex:0 0 auto;
    }
    .fixed-copy strong{
      display:block;
      font-size:14px;
      line-height:1.2;
    }
    .fixed-copy span{
      display:block;
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .fixed-actions{
      display:flex;
      gap:8px;
      flex:0 0 auto;
    }
    .mobile-tab{
      display:none;
      position:fixed;
      left:0;
      right:0;
      bottom:0;
      z-index:1090;
      padding:7px 10px calc(7px + env(safe-area-inset-bottom));
      background:rgba(14,13,12,.96);
      border-top:1px solid var(--line);
      backdrop-filter:blur(16px);
    }
    .mobile-tab-inner{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:6px;
    }
    .mobile-tab a{
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      min-height:52px;
      border-radius:16px;
      color:var(--muted);
      font-size:12px;
      font-weight:850;
    }
    .mobile-tab a i{font-size:16px}
    .mobile-tab a.active{
      color:#24150f;
      background:linear-gradient(135deg,var(--accent),var(--primary));
    }
    @media (max-width:1100px){
      .nav-search{display:none}
      .content-layout{grid-template-columns:minmax(0,1fr) 300px}
      .flow-row{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991.98px){
      body{
        padding-bottom:calc(var(--bottom-cta) + var(--bottom-tab) + 20px);
      }
      .site-container{width:min(100% - 30px, 760px)}
      .nav-wrap{height:auto;min-height:72px;flex-wrap:wrap;padding:12px 0}
      .top-nav{order:3;width:100%;justify-content:flex-start;overflow:auto}
      .nav-action .btn-main{display:none}
      .hero-grid,.content-layout,.faq-wrap{
        grid-template-columns:1fr;
      }
      .side-column{position:static;grid-template-columns:repeat(2,1fr)}
      .compare-grid{grid-template-columns:1fr}
      .mobile-tab{display:block}
      .fixed-cta{bottom:calc(var(--bottom-tab) + 10px)}
      .site-footer{padding-bottom:170px}
    }
    @media (max-width:767.98px){
      .section{padding:54px 0}
      .guide-hero{padding:42px 0 28px}
      .brand-text{font-size:15px;max-width:210px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .hero-summary{font-size:15px}
      .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
      .route-item{grid-template-columns:40px minmax(0,1fr)}
      .route-go{display:none}
      .list-card{grid-template-columns:1fr;gap:12px}
      .cover-block{min-height:110px}
      .section-head{display:block}
      .count-badge{margin-top:12px}
      .side-column{grid-template-columns:1fr}
      .flow-row{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .fixed-cta{
        align-items:stretch;
        border-radius:20px;
        padding:10px;
      }
      .fixed-copy span{display:none}
      .fixed-actions .btn-ghost{display:none}
      .fixed-actions .btn-main{min-height:48px;padding:10px 16px}
    }
    @media (max-width:520px){
      .site-container{width:calc(100% - 24px)}
      .top-nav a{padding:8px 12px;font-size:13px}
      .trust-row{gap:8px}
      .trust-chip,.tag-chip{font-size:12px;padding:7px 9px}
      .demo-panel{padding:14px;border-radius:22px}
      .compare-band,.cta-block{padding:20px;border-radius:24px}
      .faq-intro{padding:20px}
      .fixed-copy strong{font-size:13px}
      .fixed-copy i{width:34px;height:34px}
    }