/* roulang page: index */
:root{
      --bg:#080b18;
      --bg2:#0e1428;
      --panel:rgba(18,26,52,.72);
      --panel2:rgba(255,255,255,.08);
      --text:#f8fafc;
      --muted:#aab6d3;
      --line:rgba(255,255,255,.14);
      --gold:#ff9f1c;
      --cyan:#1ee7ff;
      --violet:#8b5cf6;
      --green:#35f2a4;
      --radius:28px;
      --radius2:18px;
      --shadow:0 24px 70px rgba(0,0,0,.35);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(255,159,28,.22), transparent 35%),
        radial-gradient(circle at 78% 12%, rgba(30,231,255,.16), transparent 32%),
        radial-gradient(circle at 50% 55%, rgba(139,92,246,.14), transparent 38%),
        linear-gradient(180deg,#070a15 0%,#0b1022 44%,#080b18 100%);
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      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(to bottom,rgba(0,0,0,.8),rgba(0,0,0,.08));
      z-index:-2;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    ::selection{background:rgba(255,159,28,.45);color:#fff}
    .container{
      width:min(1180px, calc(100% - 40px));
      margin-inline:auto;
    }
    .dock-header{
      position:sticky;
      top:18px;
      z-index:50;
      padding:0 16px;
      pointer-events:none;
    }
    .dock-nav{
      pointer-events:auto;
      width:min(1180px,100%);
      margin:0 auto;
      display:flex;
      align-items:center;
      gap:14px;
      padding:12px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      background:rgba(8,11,24,.72);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 55px rgba(0,0,0,.38);
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      padding:8px 13px 8px 8px;
      border-radius:999px;
      background:linear-gradient(135deg,rgba(255,159,28,.18),rgba(30,231,255,.08));
      border:1px solid rgba(255,255,255,.12);
      font-weight:900;
      letter-spacing:.02em;
    }
    .logo-mark{
      width:36px;height:36px;border-radius:14px;
      display:grid;place-items:center;
      color:#111827;
      background:linear-gradient(135deg,var(--gold),#ffe08a);
      box-shadow:0 0 28px rgba(255,159,28,.35);
      font-weight:1000;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:4px;
      flex:1;
      overflow:auto;
      scrollbar-width:none;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      white-space:nowrap;
      padding:10px 13px;
      border-radius:999px;
      color:#cbd5e1;
      font-size:14px;
      transition:.25s ease;
      border:1px solid transparent;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.12);
    }
    .nav-link.active{
      color:#101827;
      background:linear-gradient(135deg,var(--gold),#ffd36e);
      box-shadow:0 12px 32px rgba(255,159,28,.28);
      font-weight:800;
    }
    .nav-cta{
      white-space:nowrap;
      border:0;
      cursor:pointer;
      padding:11px 16px;
      border-radius:999px;
      color:#06111f;
      background:linear-gradient(135deg,var(--cyan),var(--green));
      box-shadow:0 15px 35px rgba(30,231,255,.22);
      font-weight:900;
      transition:.25s ease;
    }
    .nav-cta:hover{transform:translateY(-2px);filter:saturate(1.12)}
    .mobile-toggle{
      display:none;
      width:44px;height:44px;border-radius:999px;border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.08);color:#fff;
    }
    .mobile-panel{
      display:none;
      margin:10px auto 0;
      width:min(720px,calc(100% - 32px));
      border:1px solid rgba(255,255,255,.14);
      border-radius:26px;
      background:rgba(8,11,24,.88);
      backdrop-filter:blur(18px);
      padding:14px;
      box-shadow:var(--shadow);
      pointer-events:auto;
    }
    .mobile-panel.open{display:block}
    .mobile-panel a{
      display:block;
      padding:12px 14px;
      border-radius:16px;
      color:#dbeafe;
    }
    .mobile-panel a.active,.mobile-panel a:hover{background:rgba(255,255,255,.09);color:#fff}
    .section{padding:74px 0}
    .section-tight{padding:52px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.07);
      color:#f8d98a;
      font-size:13px;
      font-weight:800;
      letter-spacing:.04em;
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;border-radius:99px;
      background:var(--green);
      box-shadow:0 0 16px var(--green);
    }
    .section-title{
      margin-top:14px;
      font-size:clamp(28px,4vw,48px);
      line-height:1.12;
      letter-spacing:-.04em;
      font-weight:1000;
    }
    .section-desc{
      margin-top:16px;
      max-width:760px;
      color:var(--muted);
      font-size:16px;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      font-weight:900;
      transition:.25s ease;
      cursor:pointer;
    }
    .btn-primary{
      color:#101827;
      background:linear-gradient(135deg,var(--gold),#ffe08a);
      box-shadow:0 18px 42px rgba(255,159,28,.28);
      border-color:transparent;
    }
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 24px 55px rgba(255,159,28,.34)}
    .btn-secondary{
      color:#f8fafc;
      background:rgba(255,255,255,.08);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
    .btn-cyan{
      color:#06111f;
      background:linear-gradient(135deg,var(--cyan),var(--green));
      border-color:transparent;
      box-shadow:0 18px 42px rgba(30,231,255,.2);
    }
    .btn-cyan:hover{transform:translateY(-3px);filter:saturate(1.15)}
    .glass-card{
      border:1px solid rgba(255,255,255,.14);
      background:linear-gradient(180deg,rgba(255,255,255,.095),rgba(255,255,255,.045));
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      backdrop-filter:blur(12px);
    }
    .task-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
      background:linear-gradient(145deg,rgba(21,29,54,.88),rgba(10,15,32,.78));
      border-radius:26px;
      box-shadow:0 16px 42px rgba(0,0,0,.26);
      transition:.28s ease;
    }
    .task-card::after{
      content:"";
      position:absolute;
      inset:auto -20% -50% auto;
      width:220px;height:220px;border-radius:50%;
      background:radial-gradient(circle,rgba(255,159,28,.22),transparent 64%);
      pointer-events:none;
    }
    .task-card:hover{
      transform:translateY(-6px);
      border-color:rgba(255,159,28,.42);
      box-shadow:0 24px 65px rgba(0,0,0,.34);
    }
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,159,28,.13);
      border:1px solid rgba(255,159,28,.28);
      color:#ffd98a;
      font-size:12px;
      font-weight:800;
    }
    .hero{
      min-height:760px;
      display:flex;
      align-items:flex-end;
      padding:132px 0 74px;
      background:
        linear-gradient(180deg,rgba(8,11,24,.14),rgba(8,11,24,.94)),
        linear-gradient(90deg,rgba(8,11,24,.88),rgba(8,11,24,.18) 52%,rgba(8,11,24,.9)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 22% 25%,rgba(255,159,28,.28),transparent 28%),
                 radial-gradient(circle at 80% 30%,rgba(30,231,255,.20),transparent 25%);
      mix-blend-mode:screen;
    }
    .hero-inner{position:relative;z-index:1}
    .profile-wrap{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:28px;
      align-items:end;
    }
    .creator-panel{
      padding:26px;
      border-radius:34px;
      background:rgba(8,11,24,.56);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .profile-head{
      display:flex;
      align-items:center;
      gap:18px;
      margin-bottom:22px;
    }
    .avatar{
      width:78px;height:78px;border-radius:28px;
      display:grid;place-items:center;
      color:#101827;
      font-size:28px;font-weight:1000;
      background:linear-gradient(135deg,var(--gold),var(--cyan));
      box-shadow:0 0 0 7px rgba(255,255,255,.08),0 20px 48px rgba(255,159,28,.25);
    }
    .hero h1{
      font-size:clamp(40px,6vw,78px);
      line-height:.98;
      letter-spacing:-.07em;
      font-weight:1000;
      margin:0;
    }
    .hero-intro{
      margin-top:18px;
      max-width:820px;
      color:#d5def2;
      font-size:18px;
    }
    .hero-actions{
      margin-top:28px;
      display:flex;flex-wrap:wrap;gap:12px;
    }
    .data-badges{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:26px;
    }
    .data-badge{
      padding:16px;
      border-radius:22px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
    }
    .data-badge strong{
      display:block;
      font-size:26px;
      line-height:1;
      color:#fff;
      letter-spacing:-.04em;
    }
    .data-badge span{display:block;margin-top:7px;color:#b7c4df;font-size:13px}
    .follow-card{
      overflow:hidden;
      border-radius:34px;
      background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.05));
      border:1px solid rgba(255,255,255,.16);
      box-shadow:var(--shadow);
      backdrop-filter:blur(12px);
    }
    .follow-cover{
      height:210px;
      background:url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
      position:relative;
    }
    .follow-cover::after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(8,11,24,.86));
    }
    .follow-body{padding:22px}
    .energy-bar{
      height:12px;border-radius:99px;overflow:hidden;background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.11)
    }
    .energy-bar i{
      display:block;height:100%;width:76%;
      background:linear-gradient(90deg,var(--gold),var(--cyan),var(--green));
      border-radius:inherit;
      box-shadow:0 0 18px rgba(30,231,255,.45);
    }
    .coupon{
      padding:22px;
      min-height:210px;
      display:flex;flex-direction:column;justify-content:space-between;
      background:
        radial-gradient(circle at left center, transparent 0 13px, rgba(21,29,54,.9) 14px),
        linear-gradient(145deg,rgba(255,159,28,.16),rgba(30,231,255,.08));
      border:1px solid rgba(255,255,255,.14);
      border-radius:24px;
      position:relative;
      overflow:hidden;
      transition:.28s ease;
    }
    .coupon:hover{transform:translateY(-5px);border-color:rgba(255,159,28,.42)}
    .coupon h3{font-size:22px;font-weight:1000;letter-spacing:-.03em}
    .coupon p{color:#bdc9e2;font-size:14px;margin-top:9px}
    .rule-list{
      counter-reset:rule;
      display:grid;
      gap:14px;
    }
    .rule-item{
      counter-increment:rule;
      display:grid;
      grid-template-columns:52px 1fr;
      gap:14px;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
    }
    .rule-item::before{
      content:counter(rule);
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      color:#101827;font-weight:1000;
      background:linear-gradient(135deg,var(--gold),#ffe08a);
    }
    .news-list{display:grid;gap:14px}
    .news-item{
      display:grid;
      grid-template-columns:110px 1fr auto;
      gap:18px;
      align-items:center;
      padding:17px;
      border-radius:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      transition:.25s ease;
    }
    .news-item:hover{background:rgba(255,255,255,.1);transform:translateX(4px)}
    .news-date{color:#ffd98a;font-weight:900;font-size:14px}
    .news-title{font-weight:1000;font-size:18px}
    .news-summary{color:#aebbd6;font-size:14px;margin-top:4px}
    .read-btn{
      padding:9px 13px;border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#dbeafe;font-weight:800;font-size:13px;
      border:1px solid rgba(255,255,255,.12);
    }
    .read-btn:hover{background:rgba(255,159,28,.18);color:#fff}
    .compare-table{
      overflow:hidden;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .compare-row:last-child{border-bottom:0}
    .compare-cell{
      padding:18px;
      border-right:1px solid rgba(255,255,255,.1);
      color:#c7d2ea;
    }
    .compare-cell:last-child{border-right:0}
    .compare-head .compare-cell{
      background:rgba(255,159,28,.12);
      color:#fff;
      font-weight:1000;
    }
    .abg-cell{color:#f8d98a}
    .timeline{
      position:relative;
      display:grid;gap:14px;
    }
    .timeline::before{
      content:"";position:absolute;left:26px;top:20px;bottom:20px;width:2px;
      background:linear-gradient(var(--gold),var(--cyan));
      opacity:.55;
    }
    .time-item{
      position:relative;
      display:grid;
      grid-template-columns:54px 1fr;
      gap:16px;
      align-items:start;
    }
    .time-dot{
      width:54px;height:54px;border-radius:20px;
      display:grid;place-items:center;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      z-index:1;
      color:#ffd98a;font-weight:1000;
    }
    .faq-item{
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.07);
      border-radius:22px;
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      padding:18px 20px;
      border:0;background:transparent;color:#fff;
      display:flex;justify-content:space-between;align-items:center;
      cursor:pointer;text-align:left;font-weight:1000;
    }
    .faq-a{
      display:none;
      padding:0 20px 20px;
      color:#b9c6df;
      font-size:15px;
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .faq-q span:last-child{transition:.2s ease;font-size:24px;color:#ffd98a}
    .image-card{
      position:relative;overflow:hidden;border-radius:28px;
      min-height:300px;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow);
    }
    .image-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .image-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(8,11,24,.9))}
    .image-card .caption{position:absolute;inset:auto 20px 20px;z-index:1}
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(760px,calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px 12px 18px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.18);
      background:rgba(8,11,24,.82);
      backdrop-filter:blur(18px);
      box-shadow:0 20px 60px rgba(0,0,0,.42);
    }
    .fixed-cta p{margin:0;color:#dbeafe;font-size:14px}
    .footer{
      padding:70px 0 92px;
      border-top:1px solid rgba(255,255,255,.1);
      background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(0,0,0,.18));
    }
    .footer a:hover{color:#ffd98a}
    .focusable:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible{
      outline:3px solid rgba(30,231,255,.55);
      outline-offset:3px;
    }
    @media (max-width:1024px){
      .profile-wrap{grid-template-columns:1fr}
      .follow-card{max-width:620px}
      .nav-scroll,.nav-cta{display:none}
      .mobile-toggle{display:grid;place-items:center;margin-left:auto}
      .dock-nav{border-radius:28px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,1180px)}
      .hero{min-height:auto;padding:120px 0 56px}
      .creator-panel{padding:18px;border-radius:28px}
      .profile-head{align-items:flex-start}
      .avatar{width:62px;height:62px;border-radius:22px;font-size:22px}
      .data-badges{grid-template-columns:1fr}
      .section{padding:54px 0}
      .section-tight{padding:42px 0}
      .news-item{grid-template-columns:1fr;gap:8px}
      .compare-row{grid-template-columns:1fr}
      .compare-cell{border-right:0;border-bottom:1px solid rgba(255,255,255,.08)}
      .compare-cell:last-child{border-bottom:0}
      .fixed-cta{border-radius:24px;align-items:flex-start;flex-direction:column}
      .fixed-cta .btn{width:100%}
    }
    @media (max-width:520px){
      .dock-header{top:10px;padding:0 10px}
      .logo span:last-child{font-size:14px}
      .logo-mark{width:32px;height:32px}
      .hero h1{font-size:38px}
      .hero-actions .btn{width:100%}
      .follow-cover{height:160px}
      .rule-item{grid-template-columns:1fr}
      .rule-item::before{width:46px;height:46px}
      .footer{padding-bottom:130px}
    }

/* roulang page: category2 */
:root{
      --bg:#080b18;
      --bg-soft:#0d1327;
      --panel:#11172b;
      --panel-2:#151d35;
      --text:#eef4ff;
      --muted:#9fb0cc;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(255,255,255,.2);
      --gold:#ffd166;
      --orange:#ff8a3d;
      --cyan:#38d5ff;
      --violet:#8b5cf6;
      --green:#34d399;
      --radius:24px;
      --radius-lg:34px;
      --shadow:0 22px 70px rgba(0,0,0,.35);
      --shadow-soft:0 12px 40px rgba(0,0,0,.24);
      --dock-bg:rgba(13,19,39,.78);
      --focus:0 0 0 4px rgba(56,213,255,.22);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 10% 4%, rgba(255,138,61,.24), transparent 32%),
        radial-gradient(circle at 88% 12%, rgba(56,213,255,.16), transparent 30%),
        radial-gradient(circle at 50% 90%, rgba(139,92,246,.18), transparent 34%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
      background-size:44px 44px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 82%);
      z-index:-2;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    .container{
      width:min(1180px, calc(100% - 40px));
      margin-inline:auto;
    }
    .focusable:focus-visible,
    button:focus-visible,
    input:focus-visible,
    a:focus-visible{
      outline:none;
      box-shadow:var(--focus);
    }

    .dock-header{
      position:sticky;
      top:18px;
      z-index:50;
      width:min(1240px, calc(100% - 28px));
      margin:18px auto 0;
    }
    .dock-nav{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:14px;
      padding:10px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      background:var(--dock-bg);
      backdrop-filter:blur(22px);
      -webkit-backdrop-filter:blur(22px);
      box-shadow:0 18px 60px rgba(0,0,0,.28);
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
      padding:8px 12px 8px 8px;
      border-radius:999px;
      color:#fff;
      font-weight:900;
      letter-spacing:.2px;
      white-space:nowrap;
    }
    .logo-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      color:#1b1200;
      background:linear-gradient(135deg, var(--gold), var(--orange));
      box-shadow:0 10px 26px rgba(255,138,61,.36);
      font-weight:950;
    }
    .nav-scroll{
      flex:1 1 auto;
      display:flex;
      align-items:center;
      gap:6px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:4px;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      flex:0 0 auto;
      padding:10px 14px;
      border-radius:999px;
      color:#c9d6ee;
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#180f00;
      background:linear-gradient(135deg, var(--gold), var(--orange));
      box-shadow:0 10px 24px rgba(255,138,61,.26);
    }
    .nav-cta{
      flex:0 0 auto;
      padding:12px 18px;
      border-radius:999px;
      color:#04111a;
      background:linear-gradient(135deg, var(--cyan), #7df7ff);
      font-weight:900;
      box-shadow:0 10px 30px rgba(56,213,255,.22);
      transition:.22s ease;
      white-space:nowrap;
    }
    .nav-cta:hover{transform:translateY(-2px);filter:saturate(1.1)}
    .mobile-toggle{
      display:none;
      border:0;
      color:#fff;
      width:44px;
      height:44px;
      border-radius:16px;
      background:rgba(255,255,255,.09);
      cursor:pointer;
    }
    .mobile-panel{
      display:none;
      margin-top:10px;
      padding:12px;
      border:1px solid var(--line);
      border-radius:26px;
      background:rgba(13,19,39,.94);
      backdrop-filter:blur(20px);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:block;
      padding:12px 14px;
      color:#dbe6fb;
      border-radius:16px;
      font-weight:750;
    }
    .mobile-panel a:hover,.mobile-panel a.active{
      background:rgba(255,255,255,.09);
      color:var(--gold);
    }

    .hero{
      position:relative;
      margin-top:28px;
      overflow:hidden;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .hero-bg{
      position:absolute;
      inset:0;
      background:
        linear-gradient(180deg, rgba(8,11,24,.35), rgba(8,11,24,.95)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity:.72;
      z-index:-2;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:10% -15% auto auto;
      width:520px;
      height:520px;
      border-radius:999px;
      background:radial-gradient(circle, rgba(255,209,102,.26), transparent 66%);
      filter:blur(8px);
      z-index:-1;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      color:#ffe6a4;
      background:rgba(255,255,255,.07);
      font-size:13px;
      font-weight:800;
      letter-spacing:.2px;
    }
    .badge:before{
      content:"";
      width:8px;height:8px;border-radius:99px;
      background:var(--green);
      box-shadow:0 0 18px rgba(52,211,153,.8);
    }
    .section{
      padding:84px 0;
      position:relative;
    }
    .section-sm{padding:58px 0}
    .section-title{
      font-size:clamp(28px, 4vw, 46px);
      line-height:1.16;
      font-weight:950;
      letter-spacing:-1px;
    }
    .section-kicker{
      color:var(--gold);
      font-weight:900;
      letter-spacing:.08em;
      font-size:13px;
      margin-bottom:10px;
    }
    .section-desc{
      color:var(--muted);
      max-width:760px;
      font-size:16px;
    }
    .gradient-text{
      background:linear-gradient(135deg, #fff 8%, var(--gold) 44%, var(--cyan) 88%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .glass-card{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(16px);
      transition:.25s ease;
    }
    .glass-card:hover{
      border-color:rgba(255,209,102,.34);
      transform:translateY(-4px);
      box-shadow:var(--shadow);
    }
    .energy-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius);
      background:
        linear-gradient(135deg, rgba(255,138,61,.14), transparent 38%),
        linear-gradient(180deg, rgba(21,29,53,.92), rgba(12,18,35,.92));
      box-shadow:var(--shadow-soft);
    }
    .energy-card:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:linear-gradient(135deg, rgba(255,209,102,.34), transparent 34%, rgba(56,213,255,.2));
      opacity:.45;
      pointer-events:none;
      mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
      -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
      padding:1px;
      mask-composite:exclude;
      -webkit-mask-composite:xor;
      border-radius:inherit;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:13px 20px;
      border-radius:999px;
      font-weight:900;
      transition:.22s ease;
      cursor:pointer;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:#1b1200;
      background:linear-gradient(135deg, var(--gold), var(--orange));
      box-shadow:0 14px 34px rgba(255,138,61,.26);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px rgba(255,138,61,.34)}
    .btn-secondary{
      color:#eaf7ff;
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.15);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.11);transform:translateY(-2px)}
    .search-shell{
      max-width:820px;
      margin:28px auto 0;
      padding:9px;
      display:flex;
      align-items:center;
      gap:10px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      background:rgba(9,14,30,.74);
      box-shadow:0 24px 70px rgba(0,0,0,.36);
      backdrop-filter:blur(18px);
    }
    .search-shell input{
      width:100%;
      border:0;
      outline:0;
      color:#fff;
      background:transparent;
      padding:0 12px;
      min-width:0;
    }
    .search-shell input::placeholder{color:#8495b5}
    .quick-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 13px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:#dbe6fb;
      font-size:14px;
      font-weight:750;
      transition:.22s ease;
    }
    .quick-chip:hover{
      color:#fff;
      border-color:rgba(255,209,102,.38);
      background:rgba(255,209,102,.1);
      transform:translateY(-1px);
    }
    .stat{
      border-radius:22px;
      padding:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.12);
    }
    .stat strong{
      display:block;
      font-size:30px;
      line-height:1;
      color:#fff;
      font-weight:950;
    }
    .stat span{font-size:13px;color:var(--muted)}
    .task-card{
      border-radius:24px;
      padding:22px;
      background:linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035));
      border:1px solid rgba(255,255,255,.12);
      transition:.25s ease;
      height:100%;
    }
    .task-card:hover{
      transform:translateY(-5px);
      border-color:rgba(56,213,255,.3);
      box-shadow:0 16px 45px rgba(0,0,0,.28);
    }
    .task-icon{
      width:48px;height:48px;
      display:grid;place-items:center;
      border-radius:18px;
      color:#121006;
      font-weight:950;
      background:linear-gradient(135deg, var(--gold), var(--orange));
      margin-bottom:18px;
      box-shadow:0 12px 26px rgba(255,138,61,.22);
    }
    .timeline-item{
      position:relative;
      padding-left:30px;
      padding-bottom:28px;
      border-left:1px solid rgba(255,255,255,.14);
    }
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{
      content:"";
      position:absolute;
      left:-7px;top:4px;
      width:13px;height:13px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 18px rgba(56,213,255,.75);
    }
    .faq-item{
      border:1px solid rgba(255,255,255,.13);
      border-radius:22px;
      background:rgba(255,255,255,.045);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      padding:20px 22px;
      border:0;
      color:#fff;
      background:transparent;
      text-align:left;
      font-weight:900;
      cursor:pointer;
    }
    .faq-a{
      display:none;
      padding:0 22px 20px;
      color:var(--muted);
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .faq-q span:last-child{transition:.2s ease;color:var(--gold);font-size:22px}
    .cta-band{
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.16);
      background:
        linear-gradient(135deg, rgba(255,138,61,.22), rgba(56,213,255,.11)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
      position:relative;
    }
    .cta-band:before{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(90deg, rgba(8,11,24,.92), rgba(8,11,24,.55));
    }
    .footer{
      border-top:1px solid rgba(255,255,255,.1);
      background:rgba(6,9,20,.72);
      padding:56px 0 96px;
    }
    .footer a{
      color:#aebdd6;
      transition:.2s ease;
    }
    .footer a:hover{color:var(--gold)}
    .fixed-convert{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(860px, calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 14px 12px 18px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      background:rgba(13,19,39,.86);
      backdrop-filter:blur(22px);
      box-shadow:0 20px 65px rgba(0,0,0,.42);
    }
    .fixed-convert p{margin:0;color:#dbe6fb;font-weight:800;font-size:14px}
    .fixed-convert span{color:var(--gold)}
    .image-frame{
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow);
      background:rgba(255,255,255,.05);
      position:relative;
    }
    .image-frame:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg, transparent 45%, rgba(8,11,24,.45));
      pointer-events:none;
    }
    @media (max-width:1024px){
      .nav-cta{display:none}
      .section{padding:70px 0}
    }
    @media (max-width:768px){
      .dock-header{top:10px;width:min(100% - 18px, 1240px);margin-top:10px}
      .dock-nav{border-radius:24px}
      .nav-scroll{display:none}
      .mobile-toggle{display:grid;place-items:center;margin-left:auto}
      .mobile-panel.show{display:block}
      .logo span:last-child{font-size:14px}
      .logo-mark{width:38px;height:38px;border-radius:14px}
      .hero{margin-top:16px}
      .search-shell{border-radius:26px;flex-direction:column;align-items:stretch;padding:12px}
      .search-shell input{min-height:44px}
      .search-shell .btn{width:100%}
      .fixed-convert{border-radius:24px;align-items:flex-start;flex-direction:column}
      .fixed-convert .btn{width:100%}
    }
    @media (max-width:520px){
      .container{width:min(100% - 28px, 1180px)}
      .section{padding:56px 0}
      .section-sm{padding:42px 0}
      .btn{width:100%}
      .quick-chip{font-size:13px}
      .stat strong{font-size:25px}
    }

/* roulang page: category3 */
:root{
      --bg:#070a18;
      --bg-2:#0d1230;
      --panel:rgba(17,24,55,.82);
      --panel-2:rgba(28,35,78,.72);
      --text:#f8fbff;
      --muted:#aeb9d6;
      --soft:#dbe5ff;
      --line:rgba(140,161,220,.22);
      --gold:#ffd36a;
      --orange:#ff8b4a;
      --cyan:#5ee7ff;
      --purple:#8b5cf6;
      --green:#5dffad;
      --danger:#ff5d8f;
      --radius:24px;
      --radius-sm:16px;
      --shadow:0 24px 80px rgba(0,0,0,.36);
      --shadow-soft:0 16px 45px rgba(30,46,120,.22);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 0%, rgba(139,92,246,.30), transparent 34%),
        radial-gradient(circle at 85% 10%, rgba(94,231,255,.20), transparent 30%),
        radial-gradient(circle at 50% 95%, rgba(255,139,74,.16), transparent 34%),
        var(--bg);
      line-height:1.72;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      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:38px 38px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.65), transparent 75%);
      z-index:-2;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{width:min(var(--container), calc(100% - 32px));margin-inline:auto}
    .focusable:focus-visible,
    .nav-link:focus-visible,
    .nav-cta:focus-visible,
    .btn:focus-visible,
    .mobile-toggle:focus-visible,
    .faq-item summary:focus-visible{
      outline:3px solid rgba(94,231,255,.55);
      outline-offset:4px;
      border-radius:14px;
    }

    .dock-header{
      position:fixed;
      top:18px;
      left:0;
      right:0;
      z-index:50;
      padding:0 16px;
    }
    .dock-nav{
      width:min(1240px, 100%);
      margin:auto;
      min-height:72px;
      display:flex;
      align-items:center;
      gap:14px;
      padding:10px 12px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:999px;
      background:rgba(8,12,32,.76);
      backdrop-filter:blur(22px);
      box-shadow:0 20px 70px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.08);
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      padding:8px 14px 8px 9px;
      border-radius:999px;
      white-space:nowrap;
      font-weight:900;
      letter-spacing:.2px;
      color:#fff;
      background:linear-gradient(135deg, rgba(255,211,106,.18), rgba(94,231,255,.08));
      border:1px solid rgba(255,255,255,.10);
    }
    .logo-mark{
      width:38px;height:38px;
      display:grid;place-items:center;
      border-radius:50%;
      color:#14101f;
      font-weight:950;
      background:linear-gradient(135deg,var(--gold),var(--orange));
      box-shadow:0 0 28px rgba(255,211,106,.35);
    }
    .nav-scroll{
      flex:1;
      display:flex;
      align-items:center;
      gap:4px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:4px;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      white-space:nowrap;
      padding:10px 13px;
      border-radius:999px;
      color:#c9d4f3;
      font-size:14px;
      transition:.22s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#15111e;
      font-weight:800;
      background:linear-gradient(135deg,var(--gold),var(--orange));
      box-shadow:0 8px 24px rgba(255,139,74,.25);
    }
    .nav-cta{
      white-space:nowrap;
      padding:12px 18px;
      border-radius:999px;
      color:#07101f;
      font-weight:900;
      background:linear-gradient(135deg,var(--cyan),#b8ff7a);
      box-shadow:0 14px 35px rgba(94,231,255,.20);
      transition:.22s ease;
    }
    .nav-cta:hover{transform:translateY(-2px);filter:saturate(1.08)}
    .mobile-toggle{
      display:none;
      width:44px;height:44px;
      border:0;
      border-radius:50%;
      color:#fff;
      background:rgba(255,255,255,.10);
      cursor:pointer;
    }
    .mobile-panel{
      display:none;
      width:min(760px, calc(100% - 32px));
      margin:10px auto 0;
      padding:12px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:24px;
      background:rgba(8,12,32,.92);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
    }
    .mobile-panel a{
      display:block;
      padding:12px 14px;
      border-radius:16px;
      color:#d7e1fb;
    }
    .mobile-panel a:hover,.mobile-panel a.active{
      color:#14101f;
      font-weight:800;
      background:linear-gradient(135deg,var(--gold),var(--orange));
    }

    .main{padding-top:122px}
    .section{padding:72px 0}
    .section-tight{padding:48px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(255,211,106,.32);
      background:rgba(255,211,106,.10);
      color:#ffe39d;
      font-size:13px;
      font-weight:800;
    }
    .eyebrow:before{
      content:"";
      width:8px;height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 16px var(--green);
    }
    .hero{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      min-height:640px;
      border:1px solid rgba(255,255,255,.13);
      background:
        linear-gradient(120deg, rgba(7,10,24,.93), rgba(11,17,44,.78)),
        url('/assets/images/backpic/back-2.webp') center/cover;
      box-shadow:var(--shadow);
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto -10% -32% 30%;
      height:330px;
      background:radial-gradient(circle, rgba(255,211,106,.26), transparent 64%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:center;
      padding:64px;
    }
    h1{
      margin:18px 0 18px;
      font-size:clamp(38px, 6vw, 76px);
      line-height:1.02;
      letter-spacing:-2.8px;
      font-weight:950;
    }
    .grad-text{
      background:linear-gradient(135deg,#fff 15%,#ffe19b 45%,#66eaff 80%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .lead{
      max-width:760px;
      color:#cbd6f4;
      font-size:18px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:13px 19px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:900;
      transition:.22s ease;
      cursor:pointer;
    }
    .btn-primary{
      color:#130f1a;
      background:linear-gradient(135deg,var(--gold),var(--orange));
      box-shadow:0 16px 34px rgba(255,139,74,.28);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 45px rgba(255,139,74,.34)}
    .btn-secondary{
      color:#edf5ff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.16);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
    .hero-mini{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:34px;
      max-width:650px;
    }
    .mini-stat{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
    }
    .mini-stat strong{display:block;font-size:24px;color:#fff;line-height:1.15}
    .mini-stat span{display:block;margin-top:4px;color:#aeb9d6;font-size:13px}
    .rank-panel{
      position:relative;
      padding:22px;
      border-radius:30px;
      background:linear-gradient(180deg, rgba(19,27,65,.92), rgba(13,17,43,.82));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 22px 70px rgba(0,0,0,.38);
    }
    .rank-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:16px;
      margin-bottom:18px;
    }
    .rank-head h2{font-size:22px;font-weight:950;margin:0}
    .rank-head p{margin:4px 0 0;color:#9facce;font-size:13px}
    .pulse-badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:7px 10px;border-radius:999px;
      color:#bffff0;background:rgba(93,255,173,.10);
      border:1px solid rgba(93,255,173,.20);
      font-size:12px;font-weight:800;
    }
    .rank-list{display:grid;gap:12px}
    .rank-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:14px;
      border-radius:19px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      transition:.22s ease;
    }
    .rank-item:hover{transform:translateX(4px);background:rgba(255,255,255,.09)}
    .rank-no{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      color:#12111a;font-weight:950;
      background:linear-gradient(135deg,var(--gold),var(--orange));
    }
    .rank-item h3{margin:0;font-size:15px;font-weight:900}
    .rank-item p{margin:2px 0 0;color:#9facce;font-size:12px}
    .rank-score{font-weight:950;color:#67ecff}
    .energy-meter{
      margin-top:18px;
      padding:16px;
      border-radius:22px;
      background:linear-gradient(135deg, rgba(139,92,246,.18), rgba(94,231,255,.10));
      border:1px solid rgba(255,255,255,.12);
    }
    .meter-line{height:10px;border-radius:999px;background:rgba(255,255,255,.10);overflow:hidden}
    .meter-fill{height:100%;width:86%;border-radius:999px;background:linear-gradient(90deg,var(--purple),var(--cyan),var(--gold))}
    .meter-row{display:flex;justify-content:space-between;margin-bottom:10px;color:#dfe8ff;font-size:13px;font-weight:800}

    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:28px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(28px,4vw,46px);
      line-height:1.12;
      letter-spacing:-1.3px;
      font-weight:950;
    }
    .section-head p{margin:0;color:#aeb9d6;max-width:540px}
    .card{
      position:relative;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.045));
      box-shadow:var(--shadow-soft);
      transition:.24s ease;
    }
    .card:hover{
      transform:translateY(-5px);
      border-color:rgba(255,211,106,.35);
      box-shadow:0 24px 65px rgba(0,0,0,.30);
    }
    .task-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:18px;
    }
    .task-card{padding:24px}
    .task-card.large{
      min-height:320px;
      background:
        linear-gradient(140deg, rgba(13,17,43,.88), rgba(30,39,86,.68)),
        url('/assets/images/coverpic/cover-5.webp') center/cover;
    }
    .task-icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      font-size:22px;
      background:rgba(255,211,106,.13);
      border:1px solid rgba(255,211,106,.24);
    }
    .task-card h3{font-size:22px;margin:16px 0 8px;font-weight:950}
    .task-card p{color:#b7c3e3;margin:0}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
    .tag{
      display:inline-flex;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(94,231,255,.10);
      border:1px solid rgba(94,231,255,.18);
      color:#b9f6ff;
      font-size:12px;
      font-weight:800;
    }
    .tiers{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .tier{
      padding:22px;
      min-height:260px;
    }
    .tier .level{
      display:flex;
      justify-content:space-between;
      align-items:center;
      margin-bottom:18px;
    }
    .level strong{
      font-size:28px;
      background:linear-gradient(135deg,#fff,var(--gold));
      -webkit-background-clip:text;
      color:transparent;
    }
    .level span{
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      color:#cfd8f2;
      font-size:12px;
    }
    .check-list{display:grid;gap:11px;margin:0;padding:0;list-style:none}
    .check-list li{
      display:flex;
      gap:10px;
      color:#c1cbed;
      font-size:14px;
    }
    .check-list li:before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      border-radius:50%;
      display:grid;place-items:center;
      color:#091220;
      background:linear-gradient(135deg,var(--green),var(--cyan));
      font-size:12px;
      font-weight:950;
      margin-top:1px;
    }
    .showcase{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      align-items:center;
      padding:28px;
      border-radius:32px;
      border:1px solid rgba(255,255,255,.13);
      background:linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.035));
    }
    .showcase-img{
      border-radius:26px;
      overflow:hidden;
      min-height:420px;
      box-shadow:0 25px 70px rgba(0,0,0,.35);
    }
    .showcase-img img{width:100%;height:100%;object-fit:cover}
    .feature-rows{display:grid;gap:14px;margin-top:22px}
    .feature-row{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:14px;
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
    }
    .feature-row b{display:block;margin-bottom:3px}
    .feature-row span{color:#aeb9d6;font-size:14px}
    .orb{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--purple),var(--cyan));
      font-weight:950;
    }
    .scenario-layout{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .scenario-card{
      padding:24px;
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
    }
    .scenario-card:nth-child(3){
      grid-column:span 2;
      grid-template-columns:1fr .9fr;
      align-items:center;
      min-height:260px;
      background:
        linear-gradient(110deg, rgba(12,17,43,.93), rgba(12,17,43,.55)),
        url('/assets/images/coverpic/cover-8.webp') center/cover;
    }
    .scenario-card h3{margin:0 0 8px;font-size:21px;font-weight:950}
    .scenario-card p{margin:0;color:#b7c3e3}
    .process{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
      counter-reset:step;
    }
    .process-card{
      padding:20px;
      min-height:210px;
      counter-increment:step;
    }
    .process-card:before{
      content:"0" counter(step);
      display:inline-flex;
      width:44px;height:44px;
      align-items:center;justify-content:center;
      border-radius:16px;
      color:#15101c;
      font-weight:950;
      background:linear-gradient(135deg,var(--gold),var(--orange));
      margin-bottom:18px;
    }
    .process-card h3{margin:0 0 8px;font-size:18px;font-weight:950}
    .process-card p{margin:0;color:#aeb9d6;font-size:14px}
    .proof-band{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:22px;
      align-items:stretch;
    }
    .proof-score{
      padding:30px;
      border-radius:30px;
      background:linear-gradient(135deg, rgba(255,211,106,.16), rgba(139,92,246,.14));
      border:1px solid rgba(255,255,255,.13);
    }
    .proof-score strong{display:block;font-size:64px;line-height:1;font-weight:950;color:#ffe08c}
    .proof-score span{color:#aeb9d6}
    .quotes{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .quote{padding:22px}
    .quote p{margin:0;color:#d5def8}
    .quote footer{margin-top:14px;color:#94a3c7}
    .faq-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:26px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border:1px solid var(--line);
      border-radius:20px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-weight:900;
      display:flex;
      justify-content:space-between;
      gap:18px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";color:var(--gold);font-size:22px;line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{
      margin:0;
      padding:0 20px 20px;
      color:#aeb9d6;
      border-top:1px solid rgba(255,255,255,.08);
      padding-top:14px;
    }
    .cta{
      position:relative;
      overflow:hidden;
      padding:42px;
      border-radius:34px;
      background:
        linear-gradient(135deg, rgba(255,211,106,.18), rgba(94,231,255,.13), rgba(139,92,246,.18)),
        url('/assets/images/backpic/back-3.webp') center/cover;
      border:1px solid rgba(255,255,255,.16);
      box-shadow:var(--shadow);
    }
    .cta:before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(90deg, rgba(7,10,24,.92), rgba(7,10,24,.58));
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta h2{margin:0 0 10px;font-size:clamp(28px,4vw,48px);line-height:1.1;font-weight:950}
    .cta p{margin:0;color:#cbd6f4;max-width:760px}
    .bottom-bar{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:45;
      width:min(880px, calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 14px 12px 18px;
      border-radius:999px;
      background:rgba(8,12,32,.86);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 60px rgba(0,0,0,.38);
    }
    .bottom-bar strong{display:block;line-height:1.2}
    .bottom-bar span{display:block;color:#9facce;font-size:12px}
    .site-footer{
      padding:54px 0 96px;
      border-top:1px solid rgba(255,255,255,.10);
      background:rgba(3,6,18,.54);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr 1.6fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:950;
      color:#fff;
      margin-bottom:12px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:8px 11px;
      border-radius:999px;
      color:#aeb9d6;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      transition:.2s ease;
    }
    .footer-links a:hover{color:#fff;background:rgba(255,255,255,.10)}
    .record{margin-top:18px;color:#94a3c7;font-size:13px}
    .record a{color:#cbd6f4}
    .record a:hover{color:#fff}

    @media (max-width:1024px){
      .nav-cta{display:none}
      .hero-grid,.showcase,.proof-band,.faq-wrap,.cta-inner{grid-template-columns:1fr}
      .hero-grid{padding:42px}
      .task-grid{grid-template-columns:1fr 1fr}
      .task-card.large{grid-column:span 2}
      .tiers{grid-template-columns:repeat(2,1fr)}
      .process{grid-template-columns:repeat(3,1fr)}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width:768px){
      .dock-nav{border-radius:28px}
      .nav-scroll{display:none}
      .mobile-toggle{display:grid;place-items:center}
      .mobile-panel.open{display:block}
      .main{padding-top:112px}
      .section{padding:52px 0}
      .hero{border-radius:26px}
      .hero-grid{padding:28px}
      .hero-mini{grid-template-columns:1fr}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .task-grid,.tiers,.scenario-layout,.quotes{grid-template-columns:1fr}
      .task-card.large,.scenario-card:nth-child(3){grid-column:auto}
      .scenario-card:nth-child(3){grid-template-columns:1fr}
      .process{grid-template-columns:1fr 1fr}
      .bottom-bar{border-radius:24px;align-items:flex-start}
    }
    @media (max-width:520px){
      .container{width:min(100% - 22px, var(--container))}
      .dock-header{top:10px;padding:0 10px}
      .dock-nav{min-height:64px;padding:8px}
      .logo span:last-child{font-size:14px}
      .logo-mark{width:34px;height:34px}
      h1{letter-spacing:-1.6px}
      .lead{font-size:16px}
      .rank-item{grid-template-columns:auto 1fr}
      .rank-score{grid-column:2}
      .process{grid-template-columns:1fr}
      .showcase{padding:18px;border-radius:26px}
      .showcase-img{min-height:260px}
      .cta{padding:28px}
      .bottom-bar{display:none}
      .site-footer{padding-bottom:50px}
    }

/* roulang page: category1 */
:root{
      --bg:#070817;
      --bg-soft:#0d1024;
      --panel:#11162f;
      --panel-2:#151b39;
      --text:#f8fbff;
      --muted:#a9b4cf;
      --muted-2:#73809f;
      --line:rgba(255,255,255,.12);
      --gold:#ffd36a;
      --gold-2:#ff9f43;
      --cyan:#4ee7ff;
      --violet:#8d5cff;
      --green:#55f5a3;
      --red:#ff6b8a;
      --shadow:0 22px 70px rgba(0,0,0,.42);
      --shadow-soft:0 16px 42px rgba(4,9,28,.35);
      --radius:24px;
      --radius-lg:34px;
      --dock:rgba(12,16,36,.72);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 8%, rgba(141,92,255,.32), transparent 32%),
        radial-gradient(circle at 88% 18%, rgba(78,231,255,.22), transparent 30%),
        radial-gradient(circle at 50% 82%, rgba(255,159,67,.16), transparent 35%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
      padding-bottom:86px;
    }

    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      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:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.8), transparent 75%);
      z-index:-2;
    }

    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(255,211,106,.35);color:#fff}

    .focusable:focus-visible,
    a:focus-visible,
    button:focus-visible{
      outline:3px solid rgba(78,231,255,.85);
      outline-offset:4px;
      border-radius:16px;
    }

    .container{
      width:min(1180px, calc(100% - 40px));
      margin-inline:auto;
    }

    .dock-header{
      position:sticky;
      top:18px;
      z-index:50;
      width:min(1240px, calc(100% - 28px));
      margin:18px auto 0;
    }

    .dock-nav{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:14px;
      padding:10px 12px;
      border:1px solid var(--line);
      border-radius:999px;
      background:var(--dock);
      backdrop-filter:blur(20px);
      box-shadow:0 18px 55px rgba(0,0,0,.35);
    }

    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
      padding:8px 12px 8px 8px;
      border-radius:999px;
      color:#fff;
      font-weight:900;
      letter-spacing:.2px;
      white-space:nowrap;
    }

    .logo-mark{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#1a1200;
      background:linear-gradient(135deg,var(--gold),var(--gold-2));
      box-shadow:0 8px 24px rgba(255,159,67,.36), inset 0 1px 0 rgba(255,255,255,.55);
    }

    .nav-scroll{
      flex:1 1 auto;
      display:flex;
      align-items:center;
      gap:4px;
      overflow-x:auto;
      scrollbar-width:none;
      padding:0 4px;
    }

    .nav-scroll::-webkit-scrollbar{display:none}

    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height:42px;
      padding:0 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
      transition:color .2s ease, background .2s ease, transform .2s ease;
    }

    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }

    .nav-link.active{
      color:#151009;
      background:linear-gradient(135deg,var(--gold),#ffe7a3);
      box-shadow:0 10px 26px rgba(255,211,106,.22);
    }

    .nav-cta{
      flex:0 0 auto;
      height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 18px;
      border-radius:999px;
      color:#06111d;
      font-weight:900;
      background:linear-gradient(135deg,var(--cyan),#7dffce);
      box-shadow:0 14px 30px rgba(78,231,255,.22);
      transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;
      white-space:nowrap;
    }

    .nav-cta:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(78,231,255,.34);
      filter:saturate(1.08);
    }

    .mobile-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--line);
      border-radius:999px;
      color:#fff;
      background:rgba(255,255,255,.07);
      cursor:pointer;
    }

    .mobile-panel{
      display:none;
      margin-top:10px;
      padding:12px;
      border:1px solid var(--line);
      border-radius:26px;
      background:rgba(12,16,36,.94);
      backdrop-filter:blur(20px);
      box-shadow:var(--shadow-soft);
    }

    .mobile-panel a{
      display:block;
      padding:12px 14px;
      border-radius:16px;
      color:var(--muted);
      font-weight:800;
    }

    .mobile-panel a:hover,
    .mobile-panel a.active{
      color:#151009;
      background:linear-gradient(135deg,var(--gold),#ffe6a0);
    }

    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:6px 12px;
      border:1px solid rgba(255,211,106,.28);
      border-radius:999px;
      color:#ffe8a8;
      background:rgba(255,211,106,.09);
      font-size:13px;
      font-weight:800;
    }

    .badge:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--green);
      box-shadow:0 0 18px var(--green);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:50px;
      padding:0 20px;
      border-radius:16px;
      border:1px solid transparent;
      font-weight:900;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
    }

    .btn-primary{
      color:#130d04;
      background:linear-gradient(135deg,var(--gold),var(--gold-2));
      box-shadow:0 18px 34px rgba(255,159,67,.25);
    }

    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 46px rgba(255,159,67,.36)}

    .btn-secondary{
      color:#eaf7ff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.16);
    }

    .btn-secondary:hover{transform:translateY(-2px);background:rgba(255,255,255,.13);border-color:rgba(78,231,255,.38)}

    .section{
      padding:82px 0;
      position:relative;
    }

    .section-tight{padding:54px 0}

    .section-head{
      display:grid;
      grid-template-columns:minmax(0, .85fr) minmax(260px, .45fr);
      gap:28px;
      align-items:end;
      margin-bottom:34px;
    }

    .eyebrow{
      color:var(--cyan);
      font-weight:900;
      letter-spacing:.12em;
      font-size:13px;
      margin-bottom:10px;
    }

    h1,h2,h3{line-height:1.18;margin:0;color:#fff}
    p{margin:0;color:var(--muted)}
    h1{font-size:clamp(40px,6vw,76px);letter-spacing:-.06em}
    h2{font-size:clamp(28px,3.4vw,46px);letter-spacing:-.04em}
    h3{font-size:22px;letter-spacing:-.02em}

    .hero{
      padding:86px 0 62px;
      min-height:760px;
      display:flex;
      align-items:center;
      background:
        linear-gradient(180deg, rgba(7,8,23,.18), var(--bg) 92%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      position:relative;
      isolation:isolate;
    }

    .hero:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 50% 42%, rgba(255,211,106,.15), transparent 30%),
        linear-gradient(90deg, rgba(7,8,23,.92), rgba(7,8,23,.48), rgba(7,8,23,.92));
      z-index:-1;
    }

    .hero-grid{
      display:grid;
      grid-template-columns:minmax(220px,.72fr) minmax(360px,1.12fr) minmax(220px,.72fr);
      gap:24px;
      align-items:center;
    }

    .value-stack{
      display:grid;
      gap:16px;
    }

    .value-card,
    .glass-card{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(21,27,57,.88), rgba(13,16,36,.72));
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(16px);
    }

    .value-card{
      padding:20px;
      position:relative;
      overflow:hidden;
    }

    .value-card:before{
      content:"";
      position:absolute;
      width:92px;
      height:92px;
      right:-34px;
      top:-34px;
      border-radius:50%;
      background:rgba(78,231,255,.13);
      filter:blur(2px);
    }

    .value-card strong{
      display:block;
      color:#fff;
      font-size:18px;
      margin-bottom:7px;
    }

    .value-card span{
      display:block;
      color:var(--muted);
      font-size:14px;
    }

    .stage{
      position:relative;
      padding:18px;
      border-radius:var(--radius-lg);
      background:
        linear-gradient(145deg, rgba(255,211,106,.24), rgba(78,231,255,.16), rgba(141,92,255,.20));
      box-shadow:0 34px 100px rgba(0,0,0,.55);
    }

    .stage-inner{
      border:1px solid rgba(255,255,255,.18);
      border-radius:28px;
      overflow:hidden;
      background:#090c1d;
      position:relative;
    }

    .stage-inner img{
      width:100%;
      height:430px;
      object-fit:cover;
      opacity:.92;
    }

    .stage-overlay{
      position:absolute;
      inset:auto 18px 18px 18px;
      display:grid;
      gap:12px;
      padding:18px;
      border-radius:22px;
      background:rgba(8,11,27,.78);
      border:1px solid rgba(255,255,255,.16);
      backdrop-filter:blur(16px);
    }

    .stage-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:#fff;
      font-weight:900;
    }

    .meter{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
    }

    .meter span{
      display:block;
      width:84%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--gold),var(--cyan));
      box-shadow:0 0 20px rgba(78,231,255,.35);
    }

    .hero-copy{
      grid-column:1 / -1;
      max-width:940px;
      margin:34px auto 0;
      text-align:center;
    }

    .hero-copy p{
      max-width:760px;
      margin:18px auto 0;
      font-size:18px;
      color:#d5ddf0;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:14px;
      margin-top:26px;
    }

    .stats-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      margin-top:30px;
    }

    .stat{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
      text-align:center;
    }

    .stat b{
      display:block;
      color:#fff;
      font-size:28px;
      line-height:1;
      margin-bottom:8px;
    }

    .stat span{color:var(--muted);font-size:13px}

    .feature-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }

    .task-card{
      position:relative;
      overflow:hidden;
      padding:26px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:
        linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035)),
        var(--panel);
      box-shadow:var(--shadow-soft);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .task-card:hover{
      transform:translateY(-6px);
      border-color:rgba(255,211,106,.42);
      box-shadow:0 28px 70px rgba(0,0,0,.42);
    }

    .task-card .icon{
      width:48px;
      height:48px;
      display:grid;
      place-items:center;
      border-radius:16px;
      margin-bottom:18px;
      color:#130d04;
      font-size:22px;
      background:linear-gradient(135deg,var(--gold),var(--gold-2));
      box-shadow:0 12px 28px rgba(255,159,67,.24);
    }

    .task-card p{margin-top:10px}

    .split{
      display:grid;
      grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
      gap:28px;
      align-items:center;
    }

    .media-card{
      border-radius:var(--radius-lg);
      overflow:hidden;
      border:1px solid var(--line);
      background:var(--panel);
      box-shadow:var(--shadow);
      position:relative;
    }

    .media-card img{
      width:100%;
      height:480px;
      object-fit:cover;
    }

    .media-caption{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      padding:18px;
      border-radius:22px;
      background:rgba(8,11,27,.76);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(14px);
    }

    .check-list{
      display:grid;
      gap:14px;
      margin-top:24px;
    }

    .check-item{
      display:flex;
      gap:14px;
      padding:16px;
      border-radius:18px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }

    .check{
      flex:0 0 auto;
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:10px;
      color:#06111d;
      background:linear-gradient(135deg,var(--green),var(--cyan));
      font-weight:900;
    }

    .scenario{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
    }

    .scenario-main{
      min-height:410px;
      padding:28px;
      border-radius:var(--radius-lg);
      background:
        linear-gradient(180deg, rgba(7,8,23,.10), rgba(7,8,23,.82)),
        url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
      border:1px solid var(--line);
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      box-shadow:var(--shadow);
    }

    .scenario-side{
      display:grid;
      gap:18px;
    }

    .mini-panel{
      padding:22px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(21,27,57,.92), rgba(13,16,36,.78));
      min-height:126px;
    }

    .mini-panel h3{font-size:20px}
    .mini-panel p{margin-top:8px;font-size:14px}

    .process{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      counter-reset:step;
    }

    .process-card{
      counter-increment:step;
      padding:24px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      position:relative;
      overflow:hidden;
    }

    .process-card:before{
      content:"0" counter(step);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:46px;
      height:46px;
      border-radius:16px;
      margin-bottom:18px;
      color:#08101c;
      font-weight:950;
      background:linear-gradient(135deg,var(--cyan),var(--green));
    }

    .process-card:after{
      content:"";
      position:absolute;
      right:-42px;
      top:-42px;
      width:120px;
      height:120px;
      border-radius:50%;
      background:rgba(78,231,255,.08);
    }

    .proof-grid{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:20px;
      align-items:stretch;
    }

    .quote-card{
      padding:30px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,211,106,.26);
      background:linear-gradient(145deg, rgba(255,211,106,.13), rgba(141,92,255,.12));
      box-shadow:var(--shadow-soft);
    }

    .quote-card .quote{
      color:#fff;
      font-size:22px;
      line-height:1.55;
      font-weight:850;
      margin-top:18px;
    }

    .proof-list{
      display:grid;
      gap:14px;
    }

    .proof-item{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }

    .proof-num{
      width:58px;
      height:58px;
      display:grid;
      place-items:center;
      border-radius:18px;
      color:#fff;
      font-weight:950;
      background:linear-gradient(135deg,var(--violet),#5edfff);
    }

    .compare{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }

    .compare-card{
      padding:26px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }

    .compare-card.highlight{
      border-color:rgba(85,245,163,.34);
      background:linear-gradient(180deg, rgba(85,245,163,.12), rgba(255,255,255,.045));
    }

    .compare-card ul{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:10px;
      color:var(--muted);
    }

    .compare-card li{
      position:relative;
      padding-left:24px;
    }

    .compare-card li:before{
      content:"";
      position:absolute;
      left:0;
      top:.72em;
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--gold);
      box-shadow:0 0 14px rgba(255,211,106,.45);
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:24px;
      align-items:start;
    }

    .faq-list{
      display:grid;
      gap:14px;
    }

    .faq-item{
      border:1px solid var(--line);
      border-radius:22px;
      background:rgba(255,255,255,.055);
      overflow:hidden;
    }

    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:18px 20px;
      border:0;
      color:#fff;
      background:transparent;
      cursor:pointer;
      text-align:left;
      font-weight:900;
    }

    .faq-q span:last-child{
      width:28px;
      height:28px;
      border-radius:10px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.08);
      transition:transform .2s ease;
    }

    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .24s ease;
    }

    .faq-a p{
      padding:0 20px 18px;
      color:var(--muted);
    }

    .faq-item.open .faq-a{max-height:220px}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg);background:rgba(255,211,106,.18);color:var(--gold)}

    .cta-box{
      position:relative;
      overflow:hidden;
      padding:42px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(255,211,106,.28);
      background:
        radial-gradient(circle at 12% 20%, rgba(255,211,106,.26), transparent 26%),
        radial-gradient(circle at 88% 40%, rgba(78,231,255,.18), transparent 30%),
        linear-gradient(135deg, rgba(21,27,57,.98), rgba(10,13,29,.96));
      box-shadow:var(--shadow);
    }

    .cta-box:after{
      content:"";
      position:absolute;
      right:-90px;
      bottom:-120px;
      width:330px;
      height:330px;
      border-radius:50%;
      background:rgba(141,92,255,.18);
      filter:blur(4px);
    }

    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }

    .footer-main{
      border-top:1px solid var(--line);
      background:rgba(6,8,19,.76);
      padding:44px 0 116px;
    }

    .footer-grid{
      display:grid;
      grid-template-columns:1fr 1.35fr;
      gap:30px;
    }

    .footer-links{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }

    .footer-links h4{
      margin:0 0 12px;
      color:#fff;
      font-size:15px;
    }

    .footer-links a{
      display:block;
      color:var(--muted);
      margin:8px 0;
      transition:color .2s ease, transform .2s ease;
    }

    .footer-links a:hover{
      color:var(--gold);
      transform:translateX(3px);
    }

    .beian{
      margin-top:26px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:var(--muted-2);
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      align-items:center;
    }

    .fixed-bar{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:60;
      width:min(980px, calc(100% - 28px));
      padding:10px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:999px;
      background:rgba(12,16,36,.82);
      backdrop-filter:blur(18px);
      box-shadow:0 20px 60px rgba(0,0,0,.42);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }

    .fixed-bar strong{color:#fff}
    .fixed-bar span{color:var(--muted);font-size:13px}
    .fixed-bar .btn{min-height:42px;border-radius:999px;padding:0 16px;font-size:14px}

    @media (max-width: 1024px){
      .dock-nav{border-radius:30px}
      .nav-cta{display:none}
      .hero-grid{grid-template-columns:1fr;gap:18px}
      .hero-copy{text-align:left}
      .hero-copy p{margin-left:0}
      .hero-actions{justify-content:flex-start}
      .value-stack{grid-template-columns:1fr 1fr}
      .stage{order:-1}
      .section-head,.split,.scenario,.proof-grid,.faq-wrap,.cta-content,.footer-grid{grid-template-columns:1fr}
      .process{grid-template-columns:repeat(2,1fr)}
      .footer-links{grid-template-columns:repeat(2,1fr)}
    }

    @media (max-width: 768px){
      body{padding-bottom:106px}
      .container{width:min(100% - 28px, 1180px)}
      .dock-header{top:10px;margin-top:10px;width:calc(100% - 20px)}
      .dock-nav{min-height:64px;padding:9px;border-radius:24px}
      .nav-scroll{display:none}
      .mobile-toggle{display:grid;place-items:center;margin-left:auto}
      .mobile-panel.show{display:block}
      .logo span:last-child{font-size:15px}
      .hero{padding:54px 0 44px;min-height:auto}
      .value-stack,.feature-row,.stats-strip,.compare{grid-template-columns:1fr}
      .stage-inner img{height:330px}
      .stage-overlay{position:relative;left:auto;right:auto;bottom:auto;margin:12px}
      .section{padding:58px 0}
      .section-tight{padding:42px 0}
      .media-card img{height:330px}
      .fixed-bar{border-radius:24px;align-items:flex-start;flex-direction:column}
      .fixed-bar .btn{width:100%}
    }

    @media (max-width: 520px){
      h1{font-size:38px}
      h2{font-size:30px}
      .hero-actions .btn{width:100%}
      .process{grid-template-columns:1fr}
      .cta-box{padding:26px}
      .footer-links{grid-template-columns:1fr}
      .beian{display:grid}
      .logo-mark{width:34px;height:34px}
    }

/* roulang page: category4 */
:root{
      --bg:#07111f;
      --bg-2:#0b1629;
      --panel:#0d1a2e;
      --panel-2:#11223a;
      --line:rgba(148,163,184,.18);
      --line-strong:rgba(110,231,255,.24);
      --text:#eaf2ff;
      --muted:#9fb0cc;
      --muted-2:#7e8ea8;
      --brand:#6ee7ff;
      --brand-2:#8b5cf6;
      --brand-3:#22d3ee;
      --accent:#34d399;
      --warn:#fbbf24;
      --danger:#fb7185;
      --shadow:0 18px 55px rgba(0,0,0,.35);
      --shadow-soft:0 12px 35px rgba(0,0,0,.22);
      --radius:24px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(139,92,246,.22), transparent 28%),
        radial-gradient(circle at top right, rgba(34,211,238,.18), transparent 26%),
        linear-gradient(180deg, #06101d 0%, #081221 46%, #06101d 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      background:
        linear-gradient(transparent 0, transparent 95%, rgba(255,255,255,.02) 100%),
        linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px);
      background-size:auto, 54px 54px, 54px 54px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.42), rgba(0,0,0,.05) 70%, transparent);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(110,231,255,.28);color:#fff}
    .container-custom{width:min(var(--container), calc(100% - 2rem)); margin-inline:auto}
    .focusable:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible{
      outline:2px solid rgba(110,231,255,.95);
      outline-offset:3px;
      border-radius:14px;
    }
    .glass{
      background:linear-gradient(180deg, rgba(17,34,58,.86), rgba(9,18,33,.86));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }
    .glass-strong{
      background:linear-gradient(180deg, rgba(15,28,49,.94), rgba(8,15,28,.92));
      border:1px solid rgba(110,231,255,.18);
      box-shadow:var(--shadow);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
    }
    .section-pad{padding:clamp(3.5rem, 5vw, 6rem) 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      padding:.46rem .8rem;
      border-radius:999px;
      border:1px solid rgba(110,231,255,.25);
      background:linear-gradient(90deg, rgba(110,231,255,.12), rgba(139,92,246,.12));
      color:#dff9ff;
      font-size:.82rem;
      letter-spacing:.04em;
    }
    .eyebrow::before{
      content:"";
      width:.55rem;height:.55rem;border-radius:999px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      box-shadow:0 0 18px rgba(110,231,255,.6);
    }
    .title-xl{
      font-size:clamp(2.1rem, 4vw, 4.7rem);
      line-height:1.02;
      letter-spacing:-.04em;
      margin:0;
    }
    .title-lg{
      font-size:clamp(1.55rem, 2.6vw, 2.4rem);
      line-height:1.1;
      margin:0;
    }
    .lead{
      color:var(--muted);
      font-size:clamp(1rem, 1.2vw, 1.1rem);
      line-height:1.85;
    }
    .muted{color:var(--muted)}
    .muted-2{color:var(--muted-2)}
    .btn-core{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      min-height:48px;
      padding:.9rem 1.2rem;
      border-radius:999px;
      transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      white-space:nowrap;
    }
    .btn-core:hover{transform:translateY(-1px)}
    .btn-core:active{transform:translateY(0)}
    .btn-primary{
      background:linear-gradient(135deg, #77f0ff 0%, #7c9bff 45%, #9b6dff 100%);
      color:#07111f;
      box-shadow:0 14px 34px rgba(110,231,255,.24);
    }
    .btn-primary:hover{box-shadow:0 18px 38px rgba(110,231,255,.32)}
    .btn-secondary{
      border-color:rgba(110,231,255,.24);
      background:rgba(255,255,255,.03);
      color:var(--text);
    }
    .btn-secondary:hover{
      background:rgba(110,231,255,.08);
      border-color:rgba(110,231,255,.38);
    }
    .btn-ghost{
      border-color:rgba(255,255,255,.08);
      background:rgba(255,255,255,.02);
      color:var(--muted);
    }
    .btn-ghost:hover{color:var(--text);border-color:rgba(255,255,255,.16)}
    .chip{
      display:inline-flex;
      align-items:center;
      gap:.42rem;
      padding:.42rem .78rem;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.16);
      background:rgba(255,255,255,.03);
      color:#dbeafe;
      font-size:.82rem;
      line-height:1;
      transition:all .18s ease;
      white-space:nowrap;
    }
    .chip:hover{border-color:rgba(110,231,255,.36);background:rgba(110,231,255,.08);transform:translateY(-1px)}
    .chip.active{
      border-color:rgba(110,231,255,.52);
      background:linear-gradient(135deg, rgba(110,231,255,.16), rgba(139,92,246,.16));
      color:#fff;
      box-shadow:0 0 0 1px rgba(110,231,255,.1) inset;
    }
    .stat-card,.feature-card,.step-card,.info-card,.quote-card,.faq-card,.cta-card{
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(16,30,52,.9), rgba(8,15,28,.9));
      box-shadow:var(--shadow-soft);
    }
    .feature-card,.step-card,.info-card,.quote-card,.faq-card{transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease}
    .feature-card:hover,.step-card:hover,.info-card:hover,.quote-card:hover,.faq-card:hover{
      transform:translateY(-3px);
      border-color:rgba(110,231,255,.28);
      box-shadow:0 20px 50px rgba(0,0,0,.28);
    }
    .dock-header{
      position:sticky;
      top:.85rem;
      z-index:50;
      padding-top:.65rem;
    }
    .dock-nav{
      width:min(var(--container), calc(100% - 1rem));
      margin:0 auto;
      padding:.75rem .85rem;
      border-radius:999px;
      display:flex;
      align-items:center;
      gap:.85rem;
      background:rgba(9,16,29,.72);
      border:1px solid rgba(148,163,184,.15);
      box-shadow:0 18px 48px rgba(0,0,0,.34);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:.72rem;
      flex:0 0 auto;
      padding:.2rem .25rem;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
      white-space:nowrap;
    }
    .logo-mark{
      width:2.15rem;height:2.15rem;
      display:grid;place-items:center;
      border-radius:999px;
      background:linear-gradient(135deg,#77f0ff,#8b5cf6);
      color:#07111f;
      box-shadow:0 12px 22px rgba(110,231,255,.2);
      font-size:1rem;
      flex:0 0 auto;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:.4rem;
      overflow-x:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      flex:1 1 auto;
      padding:.15rem .2rem;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:.6rem .9rem;
      border-radius:999px;
      color:#c8d4e7;
      border:1px solid transparent;
      transition:background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
      white-space:nowrap;
      font-size:.95rem;
    }
    .nav-link:hover{
      background:rgba(110,231,255,.08);
      color:#fff;
      border-color:rgba(110,231,255,.18);
      transform:translateY(-1px);
    }
    .nav-link.active{
      background:linear-gradient(135deg, rgba(110,231,255,.18), rgba(139,92,246,.18));
      color:#fff;
      border-color:rgba(110,231,255,.34);
      box-shadow:0 0 0 1px rgba(110,231,255,.08) inset;
    }
    .nav-cta{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      padding:.78rem 1.05rem;
      border-radius:999px;
      background:linear-gradient(135deg, #77f0ff 0%, #7c9bff 60%, #9b6dff 100%);
      color:#06111e;
      font-weight:800;
      box-shadow:0 14px 28px rgba(110,231,255,.18);
      white-space:nowrap;
    }
    .nav-cta:hover{transform:translateY(-1px)}
    .mobile-toggle{
      display:none;
      width:46px;height:46px;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.2);
      background:rgba(255,255,255,.04);
      color:#fff;
      font-size:1.1rem;
    }
    .mobile-panel{
      width:min(var(--container), calc(100% - 1rem));
      margin:.6rem auto 0;
      padding:.7rem;
      border-radius:24px;
      background:rgba(8,15,28,.92);
      border:1px solid rgba(148,163,184,.14);
      box-shadow:0 20px 50px rgba(0,0,0,.28);
      display:none;
      flex-wrap:wrap;
      gap:.4rem;
    }
    .mobile-panel a{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:.68rem .9rem;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.12);
      background:rgba(255,255,255,.03);
      color:#d9e7ff;
      font-size:.95rem;
    }
    .mobile-panel a.active{
      background:linear-gradient(135deg, rgba(110,231,255,.18), rgba(139,92,246,.18));
      border-color:rgba(110,231,255,.3);
      color:#fff;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      border:1px solid rgba(110,231,255,.18);
      background:
        linear-gradient(180deg, rgba(6,13,24,.36), rgba(6,13,24,.78)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 20%, rgba(110,231,255,.22), transparent 24%),
        radial-gradient(circle at 80% 10%, rgba(139,92,246,.22), transparent 26%),
        linear-gradient(180deg, transparent 0, rgba(6,13,24,.3) 100%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:1.4rem;
      padding:clamp(1.2rem, 3vw, 2rem);
      min-height:calc(100vh - 8.5rem);
      align-items:stretch;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:1.2rem;
      padding:clamp(.8rem, 2vw, 1.2rem);
    }
    .series-strip{
      display:flex;
      flex-wrap:wrap;
      gap:.5rem;
      padding:.75rem;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(5,10,18,.42);
      width:fit-content;
      max-width:100%;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:.6rem}
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:.65rem 1rem;
      align-items:center;
      color:#c8d4e7;
      font-size:.93rem;
    }
    .hero-note span{
      display:inline-flex;
      align-items:center;
      gap:.38rem;
      padding:.4rem .7rem;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(148,163,184,.12);
    }
    .hero-side{
      display:flex;
      flex-direction:column;
      gap:1rem;
      justify-content:space-between;
    }
    .hero-panel{
      border-radius:28px;
      border:1px solid rgba(110,231,255,.16);
      background:linear-gradient(180deg, rgba(16,32,57,.8), rgba(7,14,27,.9));
      padding:1rem;
      box-shadow:var(--shadow-soft);
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:.75rem;
    }
    .metric{
      padding:.95rem .9rem;
      border-radius:18px;
      background:rgba(255,255,255,.03);
      border:1px solid rgba(148,163,184,.12);
    }
    .metric b{
      display:block;
      font-size:1.4rem;
      line-height:1.1;
      color:#fff;
      margin-bottom:.3rem;
    }
    .metric span{color:var(--muted);font-size:.85rem}
    .hero-visual{
      position:relative;
      overflow:hidden;
      border-radius:28px;
      min-height:280px;
      border:1px solid rgba(148,163,184,.14);
      background:
        linear-gradient(180deg, rgba(4,8,16,.08), rgba(4,8,16,.84)),
        url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
    }
    .hero-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 0, rgba(7,17,31,.78) 100%);
    }
    .hero-visual-copy{
      position:absolute;
      inset:auto 0 0 0;
      z-index:1;
      padding:1rem;
      display:flex;
      justify-content:space-between;
      gap:.8rem;
      align-items:flex-end;
    }
    .pill-stack{
      display:flex;
      flex-wrap:wrap;
      gap:.45rem;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.35rem .62rem;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      color:#eef7ff;
      font-size:.8rem;
      white-space:nowrap;
      backdrop-filter:blur(12px);
    }
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
    .grid-5{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1rem}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:1rem;
      margin-bottom:1.25rem;
    }
    .section-head p{margin:0;color:var(--muted);line-height:1.8}
    .feature-card{
      padding:1rem;
      overflow:hidden;
      position:relative;
    }
    .feature-card .cover{
      aspect-ratio:16/10;
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(148,163,184,.12);
      margin-bottom:1rem;
      background:#0b1322;
    }
    .feature-card .cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .35s ease;
    }
    .feature-card:hover .cover img{transform:scale(1.05)}
    .feature-meta{
      display:flex;
      flex-wrap:wrap;
      gap:.45rem;
      margin:.8rem 0 0;
    }
    .feature-card ul{
      margin:.85rem 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:.55rem;
    }
    .feature-card li{
      display:flex;
      gap:.5rem;
      color:#dce7f8;
      line-height:1.6;
    }
    .feature-card li::before{
      content:"";
      width:.5rem;height:.5rem;
      margin-top:.5rem;
      border-radius:999px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      flex:0 0 auto;
      box-shadow:0 0 10px rgba(110,231,255,.45);
    }
    .stat-band{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:1rem;
    }
    .stat-card{
      padding:1.1rem 1rem;
      text-align:left;
      position:relative;
      overflow:hidden;
    }
    .stat-card::after{
      content:"";
      position:absolute;
      inset:auto -20% -55% auto;
      width:150px;height:150px;
      background:radial-gradient(circle, rgba(110,231,255,.22), transparent 66%);
      pointer-events:none;
    }
    .stat-card strong{
      display:block;
      font-size:1.55rem;
      color:#fff;
      line-height:1.1;
      margin-bottom:.25rem;
    }
    .stat-card span{color:var(--muted);font-size:.92rem}
    .timeline{
      display:grid;
      gap:1rem;
    }
    .step-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:1rem;
      align-items:start;
      padding:1rem;
    }
    .step-index{
      width:3rem;height:3rem;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(110,231,255,.16), rgba(139,92,246,.18));
      border:1px solid rgba(110,231,255,.24);
      color:#fff;
      font-weight:800;
      box-shadow:0 0 0 1px rgba(255,255,255,.04) inset;
      flex:0 0 auto;
    }
    .step-card p{margin:.35rem 0 0;color:var(--muted);line-height:1.8}
    .side-panel{
      border-radius:30px;
      overflow:hidden;
      border:1px solid rgba(110,231,255,.14);
      background:linear-gradient(180deg, rgba(17,34,58,.95), rgba(8,15,28,.96));
      box-shadow:var(--shadow-soft);
    }
    .side-panel .frame{
      min-height:260px;
      background:
        linear-gradient(180deg, rgba(7,17,31,.1), rgba(7,17,31,.8)),
        url('/assets/images/coverpic/cover-4.webp') center/cover no-repeat;
      position:relative;
    }
    .side-panel .frame::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 35%, rgba(6,13,24,.82) 100%);
    }
    .side-panel .frame-caption{
      position:absolute;
      left:1rem;right:1rem;bottom:1rem;
      z-index:1;
      display:grid;
      gap:.6rem;
    }
    .status-bar{
      display:flex;
      flex-wrap:wrap;
      gap:.45rem;
    }
    .status-tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.36rem .6rem;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      color:#fff;
      font-size:.8rem;
    }
    .detail-box{
      padding:1rem;
      display:grid;
      gap:.8rem;
    }
    .detail-list{
      display:grid;
      gap:.65rem;
      margin:0;
      padding:0;
      list-style:none;
    }
    .detail-list li{
      display:flex;
      align-items:flex-start;
      gap:.6rem;
      color:#d8e4f7;
      line-height:1.7;
    }
    .detail-list li i{
      width:1.35rem;height:1.35rem;
      border-radius:999px;
      margin-top:.1rem;
      flex:0 0 auto;
      background:linear-gradient(135deg, rgba(110,231,255,.18), rgba(139,92,246,.18));
      border:1px solid rgba(110,231,255,.18);
    }
    .quote-card{
      padding:1.1rem;
      background:
        linear-gradient(135deg, rgba(110,231,255,.08), rgba(139,92,246,.08)),
        linear-gradient(180deg, rgba(16,30,52,.92), rgba(8,15,28,.96));
    }
    .quote-card p{margin:0;color:#eaf2ff;line-height:1.85}
    .quote-card small{color:var(--muted)}
    .faq-card{
      padding:1rem 1rem .2rem;
    }
    details{
      border-bottom:1px solid rgba(148,163,184,.12);
      padding:.1rem 0;
    }
    details:last-child{border-bottom:0}
    summary{
      list-style:none;
      cursor:pointer;
      padding:1rem 0;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      font-weight:700;
      color:#fff;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      color:var(--brand);
      font-size:1.3rem;
      line-height:1;
      transition:transform .18s ease;
    }
    details[open] summary::after{
      content:"–";
      transform:rotate(180deg);
    }
    details p{
      margin:0 0 1rem;
      color:var(--muted);
      line-height:1.85;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(180deg, rgba(9,16,29,.66), rgba(9,16,29,.94)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }
    .cta-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 15% 20%, rgba(110,231,255,.18), transparent 28%), radial-gradient(circle at 82% 12%, rgba(139,92,246,.18), transparent 26%);
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      z-index:1;
    }
    .footer{
      border-top:1px solid rgba(148,163,184,.14);
      background:linear-gradient(180deg, rgba(7,14,26,.2), rgba(4,8,16,.78));
    }
    .footer a{
      color:#d7e8ff;
      transition:color .18s ease;
    }
    .footer a:hover{color:#7ff1ff}
    .bottom-bar{
      position:fixed;
      left:50%;
      transform:translateX(-50%);
      bottom:1rem;
      width:min(var(--container), calc(100% - 1rem));
      z-index:45;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      padding:.85rem 1rem;
      border-radius:22px;
      background:rgba(8,15,28,.84);
      border:1px solid rgba(148,163,184,.16);
      box-shadow:0 20px 54px rgba(0,0,0,.4);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }
    .bottom-bar strong{display:block;font-size:1rem;color:#fff}
    .bottom-bar span{display:block;color:var(--muted);font-size:.9rem}
    .bottom-actions{display:flex;gap:.7rem;flex-wrap:wrap}
    @media (max-width: 1080px){
      .hero-grid{grid-template-columns:1fr}
      .stat-band{grid-template-columns:repeat(2,minmax(0,1fr))}
      .grid-3,.grid-5{grid-template-columns:repeat(2,minmax(0,1fr))}
      .grid-2{grid-template-columns:1fr}
    }
    @media (max-width: 768px){
      .dock-nav{border-radius:26px;padding:.65rem .7rem}
      .nav-scroll,.nav-cta{display:none}
      .mobile-toggle{display:inline-grid;place-items:center;margin-left:auto}
      .hero-grid{padding:1rem;min-height:auto}
      .hero-shell{border-radius:28px}
      .hero-copy{padding:0}
      .hero-metrics{grid-template-columns:1fr}
      .hero-note{gap:.5rem}
      .series-strip{width:100%}
      .section-head{flex-direction:column;align-items:flex-start}
      .stat-band,.grid-3,.grid-5{grid-template-columns:1fr}
      .bottom-bar{
        flex-direction:column;
        align-items:stretch;
        text-align:left;
      }
      .bottom-actions{justify-content:stretch}
      .bottom-actions .btn-core{flex:1 1 0}
    }
    @media (max-width: 520px){
      .title-xl{font-size:2.05rem}
      .title-lg{font-size:1.42rem}
      .hero-actions,.bottom-actions{flex-direction:column}
      .btn-core,.bottom-actions .btn-core{width:100%}
      .step-card{grid-template-columns:1fr}
      .step-index{width:2.6rem;height:2.6rem}
    }

/* roulang page: category5 */
:root{
      --bg:#070914;
      --panel:#101629;
      --panel-2:#151d34;
      --text:#f7fbff;
      --muted:#aab6ca;
      --weak:#748096;
      --line:rgba(255,255,255,.12);
      --brand:#7c3cff;
      --brand-2:#00e5ff;
      --brand-3:#ffcc4d;
      --danger:#ff4d8d;
      --good:#42f5a7;
      --radius:24px;
      --radius-sm:16px;
      --shadow:0 24px 70px rgba(0,0,0,.42);
      --glow:0 0 36px rgba(124,60,255,.34);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 8%,rgba(124,60,255,.34),transparent 30%),
        radial-gradient(circle at 82% 18%,rgba(0,229,255,.18),transparent 32%),
        linear-gradient(180deg,#060815 0%,#0a0f1f 42%,#070914 100%);
      line-height:1.75;
      overflow-x:hidden;
      padding-bottom:82px;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{width:min(1180px,calc(100% - 36px));margin:0 auto}
    .focusable:focus,.nav-link:focus,.nav-cta:focus,.btn:focus,.mobile-panel a:focus,.faq-btn:focus{
      outline:3px solid rgba(0,229,255,.45);
      outline-offset:3px;
    }
    .dock-header{
      position:fixed;
      left:0;
      right:0;
      top:18px;
      z-index:80;
      pointer-events:none;
    }
    .dock-nav{
      width:min(1180px,calc(100% - 32px));
      margin:0 auto;
      display:flex;
      align-items:center;
      gap:14px;
      padding:10px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:999px;
      background:rgba(9,13,28,.72);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 55px rgba(0,0,0,.32),inset 0 1px 0 rgba(255,255,255,.08);
      pointer-events:auto;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
      padding:7px 12px 7px 8px;
      border-radius:999px;
      font-weight:900;
      letter-spacing:.2px;
      color:#fff;
    }
    .logo-mark{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:13px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      color:#fff;
      box-shadow:0 0 22px rgba(0,229,255,.24);
      font-weight:900;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:6px;
      flex:1 1 auto;
      overflow-x:auto;
      scrollbar-width:none;
      padding:2px;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      white-space:nowrap;
      padding:9px 13px;
      border-radius:999px;
      color:#cbd5e1;
      font-size:14px;
      transition:.22s ease;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#09111f;
      background:linear-gradient(135deg,#fff,var(--brand-2));
      box-shadow:0 10px 26px rgba(0,229,255,.18);
      font-weight:800;
    }
    .nav-cta{
      flex:0 0 auto;
      padding:10px 16px;
      border-radius:999px;
      color:#0b1020;
      background:linear-gradient(135deg,var(--brand-3),#fff2a3);
      font-weight:900;
      box-shadow:0 10px 28px rgba(255,204,77,.22);
      transition:.22s ease;
    }
    .nav-cta:hover{transform:translateY(-2px);filter:saturate(1.12)}
    .mobile-toggle{
      display:none;
      border:0;
      color:#fff;
      background:rgba(255,255,255,.1);
      border-radius:999px;
      width:42px;
      height:42px;
      cursor:pointer;
    }
    .mobile-panel{
      display:none;
      width:min(620px,calc(100% - 32px));
      margin:10px auto 0;
      padding:12px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:24px;
      background:rgba(9,13,28,.92);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      pointer-events:auto;
    }
    .mobile-panel a{
      display:block;
      padding:12px 14px;
      border-radius:16px;
      color:#dbeafe;
      transition:.2s ease;
    }
    .mobile-panel a:hover,.mobile-panel a.active{
      background:rgba(0,229,255,.12);
      color:#fff;
    }
    .hero{
      position:relative;
      padding:150px 0 58px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(7,9,20,.86),rgba(7,9,20,.54),rgba(7,9,20,.92)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity:.62;
      z-index:-2;
    }
    .hero:after{
      content:"";
      position:absolute;
      width:560px;
      height:560px;
      right:-220px;
      top:120px;
      border-radius:999px;
      background:radial-gradient(circle,rgba(0,229,255,.22),transparent 62%);
      z-index:-1;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid rgba(0,229,255,.24);
      border-radius:999px;
      background:rgba(0,229,255,.08);
      color:#bff8ff;
      font-size:14px;
      font-weight:700;
    }
    .hero-title{
      margin:18px 0 16px;
      font-size:clamp(38px,6vw,72px);
      line-height:1.04;
      font-weight:950;
      letter-spacing:-1.8px;
    }
    .grad-text{
      background:linear-gradient(135deg,#fff 15%,#b8f7ff 42%,#ffd966 72%,#ff6db0 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-copy{
      max-width:760px;
      color:#d5deef;
      font-size:18px;
    }
    .hero-list{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
      margin:24px 0;
      max-width:780px;
    }
    .hero-list li{
      list-style:none;
      padding:13px 14px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:18px;
      background:rgba(15,23,42,.62);
      color:#eef6ff;
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .hero-list li:before{
      content:"✦";
      color:var(--brand-3);
      flex:0 0 auto;
    }
    .btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:48px;
      padding:12px 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:900;
      transition:.22s ease;
      cursor:pointer;
    }
    .btn-primary{
      color:#07111d;
      background:linear-gradient(135deg,var(--brand-3),#fff2a3);
      box-shadow:0 16px 36px rgba(255,204,77,.2);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(255,204,77,.28)}
    .btn-secondary{
      color:#f8fbff;
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.14);
    }
    .btn-secondary:hover{background:rgba(0,229,255,.12);border-color:rgba(0,229,255,.28);transform:translateY(-2px)}
    .trust-strip{
      margin-top:26px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:#c8d5e9;
      font-size:14px;
    }
    .trust-strip span{
      padding:8px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
    }
    .hero-panel{
      border:1px solid rgba(255,255,255,.14);
      border-radius:32px;
      background:linear-gradient(180deg,rgba(16,22,41,.78),rgba(11,16,31,.9));
      box-shadow:var(--shadow),var(--glow);
      padding:18px;
      position:relative;
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:linear-gradient(135deg,rgba(124,60,255,.2),transparent 36%,rgba(0,229,255,.15));
      pointer-events:none;
    }
    .phone-card{
      position:relative;
      border-radius:26px;
      overflow:hidden;
      min-height:430px;
      background:#0d1325;
      border:1px solid rgba(255,255,255,.14);
    }
    .phone-card img{
      width:100%;
      height:430px;
      object-fit:cover;
      opacity:.76;
    }
    .phone-overlay{
      position:absolute;
      inset:auto 16px 16px 16px;
      padding:16px;
      border-radius:22px;
      background:rgba(8,12,25,.82);
      backdrop-filter:blur(14px);
      border:1px solid rgba(255,255,255,.14);
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:14px;
    }
    .metric{
      padding:12px;
      border-radius:18px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
    }
    .metric strong{display:block;color:#fff;font-size:20px;line-height:1.1}
    .metric span{display:block;color:#9fb0c8;font-size:12px;margin-top:4px}
    section{padding:64px 0}
    .section-head{
      max-width:820px;
      margin-bottom:28px;
    }
    .section-kicker{
      color:#78f0ff;
      font-weight:900;
      letter-spacing:.08em;
      font-size:13px;
      margin-bottom:8px;
    }
    .section-title{
      font-size:clamp(28px,4vw,46px);
      line-height:1.14;
      font-weight:950;
      letter-spacing:-.8px;
      margin:0 0 12px;
    }
    .section-desc{color:#b9c5d8;font-size:17px}
    .panel{
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius);
      background:linear-gradient(180deg,rgba(16,22,41,.82),rgba(12,17,32,.86));
      box-shadow:0 18px 50px rgba(0,0,0,.24);
    }
    .feature-card{
      padding:24px;
      position:relative;
      overflow:hidden;
      transition:.24s ease;
    }
    .feature-card:hover{
      transform:translateY(-5px);
      border-color:rgba(0,229,255,.24);
      box-shadow:0 24px 58px rgba(0,0,0,.32);
    }
    .icon{
      width:46px;
      height:46px;
      display:grid;
      place-items:center;
      border-radius:17px;
      background:linear-gradient(135deg,rgba(124,60,255,.9),rgba(0,229,255,.75));
      box-shadow:0 12px 28px rgba(0,229,255,.18);
      font-size:20px;
      margin-bottom:16px;
    }
    .card-title{font-size:20px;font-weight:900;margin-bottom:8px}
    .card-copy{color:#aebbd0}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,204,77,.12);
      color:#ffe8a1;
      border:1px solid rgba(255,204,77,.22);
      font-size:13px;
      font-weight:800;
    }
    .split{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:28px;
      align-items:center;
    }
    .image-frame{
      border-radius:30px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.06);
      box-shadow:var(--shadow);
      position:relative;
    }
    .image-frame img{width:100%;height:440px;object-fit:cover;opacity:.86}
    .image-frame:after{
      content:"移动端";
      position:absolute;
      right:18px;
      top:18px;
      padding:8px 12px;
      border-radius:999px;
      color:#08111f;
      background:linear-gradient(135deg,var(--brand-3),#fff2a3);
      font-weight:900;
    }
    .task-list{display:grid;gap:14px}
    .task{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
      transition:.22s ease;
    }
    .task:hover{background:rgba(0,229,255,.08);transform:translateX(4px)}
    .task-num{
      width:36px;
      height:36px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:rgba(124,60,255,.2);
      color:#d9c8ff;
      font-weight:900;
    }
    .task h3{font-size:18px;font-weight:900}
    .task p{color:#aebbd0;font-size:14px}
    .task-status{
      color:#42f5a7;
      font-size:13px;
      font-weight:900;
      white-space:nowrap;
    }
    .scenario-wrap{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:22px;
    }
    .scenario-menu{
      padding:16px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
    }
    .scenario-tab{
      width:100%;
      border:0;
      color:#d7e2f4;
      background:transparent;
      text-align:left;
      padding:14px;
      border-radius:18px;
      cursor:pointer;
      transition:.2s ease;
      display:flex;
      justify-content:space-between;
      gap:12px;
    }
    .scenario-tab:hover,.scenario-tab.active{background:rgba(0,229,255,.11);color:#fff}
    .scenario-content{
      padding:28px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(135deg,rgba(124,60,255,.18),rgba(0,229,255,.08)),
        rgba(16,22,41,.84);
      min-height:320px;
    }
    .scenario-content ul{margin-top:18px;display:grid;gap:12px}
    .scenario-content li{
      list-style:none;
      color:#d6e2f2;
      padding-left:28px;
      position:relative;
    }
    .scenario-content li:before{
      content:"✓";
      position:absolute;
      left:0;
      top:0;
      color:var(--good);
      font-weight:900;
    }
    .step-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .step{
      padding:22px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);
      position:relative;
    }
    .step:before{
      content:attr(data-step);
      display:inline-grid;
      place-items:center;
      width:42px;
      height:42px;
      border-radius:16px;
      background:linear-gradient(135deg,var(--brand),var(--danger));
      font-weight:950;
      margin-bottom:16px;
    }
    .step h3{font-size:18px;font-weight:900;margin-bottom:6px}
    .step p{color:#aebbd0;font-size:15px}
    .proof-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:20px;
    }
    .quote{
      padding:28px;
      border-radius:28px;
      background:linear-gradient(135deg,rgba(255,204,77,.12),rgba(124,60,255,.12));
      border:1px solid rgba(255,255,255,.13);
    }
    .quote p{font-size:20px;color:#eff6ff}
    .quote footer{margin-top:16px;color:#a9b7cc}
    .score-board{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
    }
    .score{
      padding:22px;
      border-radius:24px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
    }
    .score strong{font-size:30px;line-height:1;color:#fff}
    .score span{display:block;color:#aebbd0;margin-top:8px}
    .faq-wrap{display:grid;gap:12px}
    .faq-item{
      border:1px solid rgba(255,255,255,.12);
      border-radius:22px;
      background:rgba(255,255,255,.055);
      overflow:hidden;
    }
    .faq-btn{
      width:100%;
      border:0;
      background:transparent;
      color:#fff;
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:18px 20px;
      cursor:pointer;
      text-align:left;
      font-weight:900;
    }
    .faq-btn span:last-child{color:#78f0ff;font-size:22px}
    .faq-answer{
      display:none;
      padding:0 20px 20px;
      color:#b7c4d7;
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-btn span:last-child{transform:rotate(45deg)}
    .cta-box{
      position:relative;
      overflow:hidden;
      padding:38px;
      border-radius:34px;
      border:1px solid rgba(255,255,255,.14);
      background:
        linear-gradient(135deg,rgba(124,60,255,.34),rgba(0,229,255,.16) 46%,rgba(255,204,77,.12)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      box-shadow:var(--shadow);
    }
    .cta-box:before{
      content:"";
      position:absolute;
      inset:0;
      background:rgba(7,9,20,.68);
    }
    .cta-box>*{position:relative}
    .cta-box h2{font-size:clamp(28px,4vw,46px);line-height:1.12;font-weight:950;margin-bottom:12px}
    .cta-box p{color:#d6e2f2;max-width:760px;margin-bottom:22px}
    .site-footer{
      border-top:1px solid rgba(255,255,255,.1);
      background:#060914;
      padding:44px 0 100px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr repeat(3,1fr);
      gap:24px;
    }
    .footer-title{font-size:18px;font-weight:950;color:#fff;margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#9fb0c8;transition:.2s ease}
    .footer-links a:hover{color:#78f0ff;transform:translateX(3px)}
    .footer-brand{color:#d6e2f2}
    .footer-bottom{
      margin-top:30px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#8c9ab1;
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      justify-content:space-between;
    }
    .fixed-convert{
      position:fixed;
      left:50%;
      bottom:16px;
      transform:translateX(-50%);
      z-index:75;
      width:min(980px,calc(100% - 28px));
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      padding:12px 14px 12px 18px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(9,13,28,.86);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 60px rgba(0,0,0,.42);
    }
    .fixed-convert strong{color:#fff}
    .fixed-convert span{color:#aebbd0;font-size:14px}
    @media (max-width:1024px){
      .nav-cta{display:none}
      .split,.proof-grid{grid-template-columns:1fr}
      .step-grid{grid-template-columns:repeat(2,1fr)}
      .scenario-wrap{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:118px}
      .dock-header{top:10px}
      .dock-nav{border-radius:26px}
      .nav-scroll{display:none}
      .mobile-toggle{display:grid;place-items:center;margin-left:auto}
      .mobile-panel.show{display:block}
      .hero{padding-top:120px}
      .hero-list{grid-template-columns:1fr}
      .phone-card,.phone-card img{min-height:360px;height:360px}
      .metric-grid,.score-board{grid-template-columns:1fr}
      .task{grid-template-columns:auto 1fr}
      .task-status{grid-column:2}
      .fixed-convert{border-radius:26px;align-items:flex-start;flex-direction:column}
      .fixed-convert .btn{width:100%}
    }
    @media (max-width:520px){
      .container{width:min(100% - 24px,1180px)}
      .logo span:last-child{font-size:14px}
      .logo-mark{width:32px;height:32px}
      section{padding:46px 0}
      .hero-title{letter-spacing:-1px}
      .hero-copy,.section-desc{font-size:16px}
      .btn-row .btn{width:100%}
      .step-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .cta-box{padding:26px}
    }

/* roulang page: category7 */
:root{
      --bg:#07111f;
      --bg-2:#0d1727;
      --panel:rgba(12, 19, 34, .78);
      --panel-2:rgba(16, 25, 44, .86);
      --line:rgba(148, 163, 184, .16);
      --line-2:rgba(103, 232, 249, .20);
      --text:#e9f3ff;
      --muted:#a8b7d1;
      --muted-2:#7f90ab;
      --primary:#5de7ff;
      --primary-2:#7c6cff;
      --accent:#ffb84d;
      --good:#31e0b3;
      --danger:#ff6b8a;
      --shadow:0 24px 80px rgba(0,0,0,.42);
      --shadow-soft:0 14px 40px rgba(0,0,0,.24);
      --radius:24px;
      --radius-sm:18px;
      --radius-xs:14px;
      --container:1400px;
      --gap:24px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 500px at 10% 0%, rgba(93,231,255,.12), transparent 50%),
        radial-gradient(900px 500px at 90% 10%, rgba(124,108,255,.15), transparent 46%),
        radial-gradient(800px 420px at 55% 100%, rgba(49,224,179,.10), transparent 52%),
        linear-gradient(180deg, #050b14 0%, var(--bg) 44%, #050a12 100%);
      min-height:100vh;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(93,231,255,.22);color:#fff}
    .container{
      width:min(calc(100% - 32px), var(--container));
      margin-inline:auto;
    }
    .focusable:focus-visible,
    .nav-link:focus-visible,
    .nav-cta:focus-visible,
    .btn-main:focus-visible,
    .btn-alt:focus-visible,
    .footer-link:focus-visible,
    .mobile-toggle:focus-visible,
    summary:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    select:focus-visible{
      outline:none;
      box-shadow:0 0 0 3px rgba(93,231,255,.25), 0 0 0 1px rgba(93,231,255,.55);
    }
    .backdrop-orb{
      position:fixed;
      inset:auto;
      border-radius:999px;
      filter:blur(28px);
      opacity:.55;
      pointer-events:none;
      z-index:0;
    }
    .orb-a{width:280px;height:280px;left:-80px;top:120px;background:rgba(93,231,255,.18)}
    .orb-b{width:220px;height:220px;right:-50px;top:180px;background:rgba(124,108,255,.18)}
    .orb-c{width:260px;height:260px;left:35%;bottom:120px;background:rgba(49,224,179,.10)}
    .dock-header{
      position:sticky;
      top:16px;
      z-index:50;
      padding-top:8px;
      margin-bottom:18px;
    }
    .dock-nav{
      width:min(calc(100% - 16px), 1360px);
      margin:0 auto;
      display:flex;
      align-items:center;
      gap:14px;
      padding:14px 16px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(9,16,29,.92), rgba(10,17,32,.74));
      backdrop-filter:blur(18px) saturate(150%);
      -webkit-backdrop-filter:blur(18px) saturate(150%);
      border-radius:999px;
      box-shadow:0 18px 50px rgba(0,0,0,.32);
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      letter-spacing:.02em;
      flex:0 0 auto;
      white-space:nowrap;
    }
    .logo-mark{
      width:38px;height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#05111d;
      font-weight:900;
      background:
        linear-gradient(135deg, #5de7ff 0%, #7c6cff 55%, #ffb84d 100%);
      box-shadow:0 10px 22px rgba(93,231,255,.24);
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:6px;
      flex:1 1 auto;
      overflow:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      padding:4px 2px;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      padding:11px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      line-height:1;
      transition:all .2s ease;
      white-space:nowrap;
      border:1px solid transparent;
    }
    .nav-link:hover{
      color:#fff;
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.06);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#07111f;
      background:linear-gradient(135deg, #5de7ff 0%, #9af3ff 100%);
      box-shadow:0 10px 24px rgba(93,231,255,.18);
      border-color:transparent;
    }
    .nav-cta{
      flex:0 0 auto;
      padding:11px 16px;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(93,231,255,.18), rgba(124,108,255,.18));
      border:1px solid rgba(93,231,255,.28);
      color:#eaf7ff;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
      transition:all .2s ease;
      white-space:nowrap;
      font-size:14px;
    }
    .nav-cta:hover{
      transform:translateY(-1px);
      border-color:rgba(93,231,255,.42);
      box-shadow:0 18px 30px rgba(93,231,255,.12);
    }
    .mobile-toggle{
      display:none;
      flex:0 0 auto;
      width:42px;height:42px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:#fff;
      font-size:20px;
      line-height:1;
      cursor:pointer;
      transition:all .2s ease;
    }
    .mobile-toggle:hover{transform:translateY(-1px);background:rgba(255,255,255,.08)}
    .mobile-panel{
      display:none;
      width:min(calc(100% - 16px), 1360px);
      margin:10px auto 0;
      padding:12px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(10,17,32,.94), rgba(10,18,34,.84));
      backdrop-filter:blur(18px) saturate(150%);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:block;
      padding:12px 14px;
      border-radius:16px;
      color:var(--muted);
      margin-bottom:6px;
      background:rgba(255,255,255,.02);
      border:1px solid transparent;
      transition:all .2s ease;
    }
    .mobile-panel a:hover{color:#fff;border-color:rgba(255,255,255,.06);background:rgba(255,255,255,.05)}
    .mobile-panel a.active{
      color:#06111d;
      background:linear-gradient(135deg, #5de7ff 0%, #9af3ff 100%);
      border-color:transparent;
      font-weight:700;
    }
    .page-shell{position:relative;z-index:1}
    .section{
      padding:28px 0;
      position:relative;
    }
    .section + .section{padding-top:16px}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(93,231,255,.22);
      background:rgba(93,231,255,.08);
      color:#bff5ff;
      font-size:13px;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:8px;height:8px;
      border-radius:999px;
      background:var(--good);
      box-shadow:0 0 0 4px rgba(49,224,179,.14);
    }
    .title-xl{
      font-size:clamp(2.1rem, 3vw, 4.2rem);
      line-height:1.04;
      letter-spacing:-.03em;
      margin:16px 0 14px;
      font-weight:900;
    }
    .title-lg{
      font-size:clamp(1.55rem, 2vw, 2.4rem);
      line-height:1.12;
      font-weight:800;
      margin:0 0 12px;
      letter-spacing:-.02em;
    }
    .title-md{
      font-size:clamp(1.15rem, 1.4vw, 1.55rem);
      line-height:1.2;
      margin:0 0 10px;
      font-weight:800;
    }
    .subtitle{
      color:var(--muted);
      line-height:1.9;
      font-size:15px;
    }
    .glass-card,
    .soft-card,
    .hero-panel,
    .panel{
      position:relative;
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(15,22,39,.88), rgba(9,16,29,.84));
      box-shadow:var(--shadow-soft);
      border-radius:var(--radius);
      overflow:hidden;
    }
    .glass-card::before,
    .soft-card::before,
    .hero-panel::before,
    .panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(255,255,255,.06), transparent 22%, transparent 78%, rgba(255,255,255,.04));
      pointer-events:none;
    }
    .hero-wrap{
      padding-top:10px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow);
      background:
        linear-gradient(180deg, rgba(6,11,21,.35), rgba(6,11,21,.84)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      min-height:640px;
    }
    .hero-overlay{
      position:absolute;inset:0;
      background:
        radial-gradient(900px 420px at 18% 20%, rgba(93,231,255,.16), transparent 50%),
        radial-gradient(800px 420px at 82% 16%, rgba(124,108,255,.20), transparent 48%),
        linear-gradient(180deg, rgba(3,7,13,.18), rgba(3,7,13,.78));
    }
    .hero-inner{
      position:relative;
      z-index:1;
      padding:clamp(24px, 4vw, 54px);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.15fr .95fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      padding:4px 0;
    }
    .hero-copy p{
      max-width:680px;
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:18px 0 28px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 13px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:#eaf5ff;
      font-size:13px;
      white-space:nowrap;
    }
    .chip i{
      width:8px;height:8px;border-radius:999px;background:var(--primary);display:inline-block;
      box-shadow:0 0 0 4px rgba(93,231,255,.13);
    }
    .btn-row{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:24px;
    }
    .btn-main,
    .btn-alt{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:14px 18px;
      border-radius:999px;
      border:1px solid transparent;
      transition:all .22s ease;
      font-weight:700;
      letter-spacing:.01em;
      cursor:pointer;
    }
    .btn-main{
      color:#04111d;
      background:linear-gradient(135deg, #5de7ff 0%, #8cf1ff 100%);
      box-shadow:0 16px 34px rgba(93,231,255,.18);
    }
    .btn-main:hover{
      transform:translateY(-2px);
      box-shadow:0 20px 38px rgba(93,231,255,.24);
    }
    .btn-alt{
      color:#eaf6ff;
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.10);
    }
    .btn-alt:hover{
      transform:translateY(-2px);
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.18);
    }
    .mini-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .compare-box{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .compare-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:2px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,184,77,.13);
      border:1px solid rgba(255,184,77,.28);
      color:#ffdca3;
      font-size:12px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .compare-card{
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(12,19,34,.88), rgba(9,16,29,.82));
      transition:all .22s ease;
    }
    .compare-card:hover{transform:translateY(-2px);border-color:rgba(93,231,255,.22);box-shadow:0 18px 30px rgba(0,0,0,.25)}
    .compare-card.recommended{
      border-color:rgba(93,231,255,.44);
      box-shadow:0 0 0 1px rgba(93,231,255,.12), 0 18px 40px rgba(93,231,255,.10);
      background:
        linear-gradient(180deg, rgba(10,23,38,.95), rgba(9,16,29,.88));
      transform:translateY(-1px);
    }
    .compare-card h3{
      margin:0 0 6px;
      font-size:16px;
      font-weight:800;
    }
    .compare-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .compare-tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      margin-bottom:10px;
      padding:6px 10px;
      border-radius:999px;
      color:#d8fffd;
      font-size:12px;
      background:rgba(49,224,179,.12);
      border:1px solid rgba(49,224,179,.18);
    }
    .compare-actions{
      display:flex;
      gap:10px;
      margin-top:14px;
      flex-wrap:wrap;
    }
    .compare-actions a{
      padding:11px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.10);
      color:#eef7ff;
      font-size:13px;
      transition:all .2s ease;
    }
    .compare-actions a:hover{background:rgba(255,255,255,.08);transform:translateY(-1px)}
    .stat-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:14px;
      margin-top:22px;
    }
    .metric{
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(15,22,39,.84), rgba(9,16,29,.82));
      border:1px solid rgba(255,255,255,.08);
      min-height:108px;
    }
    .metric .num{
      font-size:clamp(1.5rem, 2vw, 2.1rem);
      font-weight:900;
      line-height:1;
      letter-spacing:-.03em;
      color:#fff;
      display:block;
      margin-bottom:10px;
    }
    .metric .label{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .band{
      padding:18px 20px;
      border-radius:26px;
      background:
        linear-gradient(135deg, rgba(93,231,255,.12), rgba(124,108,255,.10)),
        linear-gradient(180deg, rgba(12,19,34,.92), rgba(10,17,32,.84));
      border:1px solid rgba(93,231,255,.12);
      box-shadow:var(--shadow-soft);
    }
    .band-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      align-items:center;
    }
    .band p{
      margin:0;
      color:var(--muted);
      line-height:1.9;
    }
    .tight-list{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      margin-top:16px;
    }
    .service-card{
      padding:20px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(15,22,39,.88), rgba(8,14,25,.84));
      transition:all .22s ease;
      min-height:220px;
    }
    .service-card:hover{
      transform:translateY(-3px);
      border-color:rgba(93,231,255,.2);
      box-shadow:0 20px 34px rgba(0,0,0,.28);
    }
    .service-icon{
      width:46px;height:46px;
      border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(93,231,255,.16), rgba(124,108,255,.16));
      border:1px solid rgba(255,255,255,.08);
      margin-bottom:16px;
      font-size:20px;
    }
    .service-card h3{margin:0 0 8px;font-size:18px;font-weight:800}
    .service-card p{margin:0;color:var(--muted);line-height:1.85;font-size:14px}
    .service-list{
      margin:14px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .service-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#dce8f7;
      font-size:14px;
      line-height:1.75;
    }
    .service-list li::before{
      content:"";
      width:8px;height:8px;
      border-radius:999px;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(93,231,255,.10);
      margin-top:8px;
      flex:0 0 auto;
    }
    .split-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
      align-items:stretch;
    }
    .image-frame{
      position:relative;
      border-radius:28px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      min-height:420px;
      box-shadow:var(--shadow-soft);
      background:#111827;
    }
    .image-frame img{
      width:100%;
      height:100%;
      object-fit:cover;
      opacity:.86;
      transform:scale(1.02);
    }
    .image-frame::after{
      content:"";
      position:absolute;inset:0;
      background:
        linear-gradient(180deg, rgba(4,8,15,.05), rgba(4,8,15,.72)),
        radial-gradient(500px 280px at 40% 20%, rgba(93,231,255,.16), transparent 58%);
    }
    .image-caption{
      position:absolute;
      left:18px;
      right:18px;
      bottom:18px;
      z-index:2;
      padding:18px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(5,10,18,.72);
      backdrop-filter:blur(14px);
      -webkit-backdrop-filter:blur(14px);
    }
    .image-caption strong{
      display:block;
      margin-bottom:8px;
      font-size:18px;
    }
    .image-caption span{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .scenario-list{
      display:grid;
      gap:14px;
    }
    .scenario-item{
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(15,22,39,.88), rgba(8,14,25,.82));
      border:1px solid rgba(255,255,255,.08);
    }
    .scenario-top{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:10px;
    }
    .scenario-bullet{
      width:12px;height:12px;
      border-radius:999px;
      background:linear-gradient(135deg, #5de7ff 0%, #7c6cff 100%);
      box-shadow:0 0 0 5px rgba(93,231,255,.10);
      flex:0 0 auto;
    }
    .scenario-item h4{
      margin:0;
      font-size:16px;
      font-weight:800;
    }
    .scenario-item p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:14px;
    }
    .timeline{
      display:grid;
      gap:14px;
    }
    .timeline-step{
      display:grid;
      grid-template-columns:72px 1fr;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg, rgba(15,22,39,.9), rgba(8,14,25,.84));
      border:1px solid rgba(255,255,255,.08);
      position:relative;
    }
    .step-no{
      width:72px;height:72px;
      border-radius:22px;
      display:grid;
      place-items:center;
      font-size:22px;
      font-weight:900;
      color:#07111f;
      background:linear-gradient(135deg, #5de7ff 0%, #9af3ff 100%);
      box-shadow:0 16px 28px rgba(93,231,255,.16);
    }
    .timeline-step h4{
      margin:0 0 8px;
      font-size:17px;
      font-weight:800;
    }
    .timeline-step p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      font-size:14px;
    }
    .aside-panel{
      padding:22px;
      border-radius:28px;
      background:
        linear-gradient(180deg, rgba(12,19,34,.92), rgba(8,14,25,.88));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .aside-panel .mini-item{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
      color:#dceaf8;
      line-height:1.8;
      font-size:14px;
    }
    .proof-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
      align-items:stretch;
    }
    .feedback-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .feedback-card{
      padding:18px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(15,22,39,.88), rgba(8,14,25,.84));
      min-height:210px;
    }
    .feedback-head{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:14px;
    }
    .avatar{
      width:44px;height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(93,231,255,.16), rgba(124,108,255,.16));
      border:1px solid rgba(255,255,255,.08);
      color:#fff;
      font-weight:800;
    }
    .feedback-card h4{margin:0;font-size:16px;font-weight:800}
    .feedback-card small{display:block;color:var(--muted-2);margin-top:4px}
    .feedback-card p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      font-size:14px;
    }
    .mini-bars{
      display:grid;
      gap:12px;
    }
    .bar-item{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.06);
    }
    .bar-top{
      display:flex;
      justify-content:space-between;
      gap:10px;
      font-size:14px;
      margin-bottom:10px;
      color:#e5efff;
    }
    .bar{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      overflow:hidden;
    }
    .bar > span{
      display:block;height:100%;
      border-radius:999px;
      background:linear-gradient(90deg, #5de7ff 0%, #7c6cff 60%, #ffb84d 100%);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .faq-item{
      border-radius:22px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(15,22,39,.88), rgba(8,14,25,.82));
      transition:all .22s ease;
    }
    .faq-item[open]{border-color:rgba(93,231,255,.22);box-shadow:0 16px 30px rgba(0,0,0,.22)}
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 18px 16px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      font-weight:800;
      line-height:1.5;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary span{
      display:inline-flex;
      flex:0 0 auto;
      width:26px;height:26px;
      border-radius:999px;
      align-items:center;
      justify-content:center;
      background:rgba(255,255,255,.05);
      color:#fff;
      font-size:18px;
      transition:transform .2s ease;
    }
    .faq-item[open] summary span{transform:rotate(45deg)}
    .faq-answer{
      padding:0 18px 18px;
      color:var(--muted);
      line-height:1.88;
      font-size:14px;
    }
    .contact-grid{
      display:grid;
      grid-template-columns:1.06fr .94fr;
      gap:18px;
      align-items:stretch;
    }
    .form-card{
      padding:22px;
      border-radius:28px;
      background:linear-gradient(180deg, rgba(15,22,39,.9), rgba(8,14,25,.84));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .field-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      margin-top:14px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field.full{grid-column:1 / -1}
    .field label{
      font-size:13px;
      color:#d6e4f6;
    }
    .field input,
    .field textarea,
    .field select{
      width:100%;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.04);
      color:#f3f8ff;
      padding:13px 14px;
      transition:all .2s ease;
    }
    .field textarea{
      min-height:140px;
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{color:#7f91ad}
    .field input:focus,
    .field textarea:focus,
    .field select:focus{
      border-color:rgba(93,231,255,.35);
      box-shadow:0 0 0 3px rgba(93,231,255,.14);
      outline:none;
    }
    .form-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-top:16px;
      flex-wrap:wrap;
    }
    .form-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .channel-box{
      padding:22px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(180deg, rgba(12,19,34,.92), rgba(8,14,25,.84)),
        url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow-soft);
    }
    .channel-box::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(6,10,17,.32), rgba(6,10,17,.82));
    }
    .channel-inner{
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:14px;
      height:100%;
    }
    .channel-list{
      display:grid;
      gap:12px;
      margin-top:4px;
    }
    .channel-item{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
    }
    .channel-item strong{display:block;margin-bottom:6px}
    .channel-item p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:14px;
    }
    .footer-wrap{
      padding:24px 0 120px;
    }
    .site-footer{
      width:min(calc(100% - 32px), var(--container));
      margin:0 auto;
      padding:24px 20px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(12,19,34,.92), rgba(8,14,25,.86));
      box-shadow:var(--shadow-soft);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:18px;
      align-items:start;
    }
    .footer-brand strong{
      display:block;
      font-size:18px;
      margin-bottom:10px;
    }
    .footer-brand p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
      font-size:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#d7e5f6;
      font-size:14px;
      transition:all .2s ease;
      width:fit-content;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-meta{
      color:var(--muted-2);
      font-size:13px;
      line-height:1.9;
    }
    .footer-line{
      margin-top:14px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#aab8d1;
      font-size:13px;
      line-height:1.9;
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      align-items:center;
      justify-content:space-between;
    }
    .footer-line a{
      color:#d7e5f6;
    }
    .footer-line a:hover{text-decoration:underline}
    .floating-bar{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      width:min(calc(100% - 20px), 1120px);
      z-index:45;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 16px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.08);
      background:linear-gradient(180deg, rgba(8,14,25,.92), rgba(11,18,32,.84));
      backdrop-filter:blur(18px);
      box-shadow:0 22px 60px rgba(0,0,0,.42);
    }
    .floating-bar .text{
      min-width:0;
    }
    .floating-bar .text strong{
      display:block;
      margin-bottom:4px;
      font-size:15px;
    }
    .floating-bar .text span{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .floating-actions{
      display:flex;
      gap:10px;
      flex:0 0 auto;
      flex-wrap:wrap;
    }
    .floating-actions a{
      padding:12px 16px;
      border-radius:999px;
      font-weight:700;
      font-size:14px;
      transition:all .2s ease;
      white-space:nowrap;
    }
    .floating-actions .primary{
      background:linear-gradient(135deg, #5de7ff 0%, #9af3ff 100%);
      color:#05111d;
      box-shadow:0 14px 28px rgba(93,231,255,.18);
    }
    .floating-actions .secondary{
      background:rgba(255,255,255,.05);
      color:#edf7ff;
      border:1px solid rgba(255,255,255,.08);
    }
    .floating-actions a:hover{transform:translateY(-1px)}
    .toast{
      position:fixed;
      top:88px;
      right:20px;
      z-index:60;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(8,14,25,.92);
      border:1px solid rgba(93,231,255,.22);
      box-shadow:var(--shadow-soft);
      color:#edf8ff;
      max-width:340px;
    }
    .toast.hidden{display:none}
    .section-divider{
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(255,255,255,.10), transparent);
      margin:18px 0;
    }
    @media (max-width: 1180px){
      .hero-shell{min-height:auto}
      .hero-grid,
      .band-grid,
      .split-grid,
      .proof-grid,
      .contact-grid,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .stat-grid,
      .tight-list,
      .feedback-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
    }
    @media (max-width: 768px){
      .dock-nav{border-radius:28px}
      .nav-scroll,
      .nav-cta{display:none}
      .mobile-toggle{display:inline-grid;place-items:center}
      .mobile-panel.show{display:block}
      .hero-inner{padding:20px}
      .hero-shell{border-radius:28px}
      .title-xl{font-size:clamp(1.9rem, 7vw, 3rem)}
      .stat-grid,
      .tight-list,
      .feedback-grid,
      .faq-grid,
      .field-grid{
        grid-template-columns:1fr;
      }
      .image-frame{min-height:320px}
      .floating-bar{
        left:10px;
        right:10px;
        transform:none;
        width:auto;
        bottom:10px;
        flex-direction:column;
        align-items:stretch;
      }
      .floating-actions{width:100%}
      .floating-actions a{flex:1 1 0;text-align:center}
      .footer-line{
        flex-direction:column;
        align-items:flex-start;
      }
    }
    @media (max-width: 520px){
      .container{width:min(calc(100% - 20px), var(--container))}
      .dock-nav{padding:12px 12px}
      .logo span:last-child{font-size:14px}
      .logo-mark{width:34px;height:34px;border-radius:12px}
      .compare-card,
      .service-card,
      .metric,
      .scenario-item,
      .timeline-step,
      .feedback-card,
      .faq-item summary,
      .form-card,
      .channel-box,
      .site-footer{border-radius:20px}
      .btn-row,
      .compare-actions{width:100%}
      .btn-main,
      .btn-alt{width:100%}
      .floating-actions{flex-direction:column}
      .floating-actions a{width:100%}
      .mobile-panel a{padding:11px 12px}
      .hero-shell{min-height:auto}
    }

/* roulang page: category6 */
:root{
      --bg:#06101d;
      --bg2:#091627;
      --panel:rgba(10,18,34,.78);
      --panel-strong:rgba(9,16,30,.94);
      --line:rgba(148,163,184,.18);
      --line-strong:rgba(148,163,184,.28);
      --text:#e7eefc;
      --muted:#98aac8;
      --muted-2:#7f91af;
      --primary:#35d3ff;
      --primary-2:#6ae4ff;
      --accent:#8b5cf6;
      --accent-2:#22c55e;
      --warn:#f59e0b;
      --shadow:0 30px 80px rgba(0,0,0,.42);
      --shadow-soft:0 18px 40px rgba(0,0,0,.28);
      --radius:24px;
      --radius-lg:32px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at 20% 15%, rgba(53,211,255,.16), transparent 28%),
        radial-gradient(circle at 80% 10%, rgba(139,92,246,.16), transparent 26%),
        radial-gradient(circle at 70% 80%, rgba(34,197,94,.10), transparent 24%),
        linear-gradient(180deg, #050b15 0%, #07111f 45%, #050b15 100%);
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      opacity:.04;
      pointer-events:none;
      mix-blend-mode:screen;
      z-index:-3;
    }
    body::after{
      content:"";
      position:fixed;
      inset:-20%;
      background:
        radial-gradient(circle at 30% 20%, rgba(53,211,255,.09), transparent 20%),
        radial-gradient(circle at 70% 30%, rgba(139,92,246,.08), transparent 20%),
        radial-gradient(circle at 50% 70%, rgba(34,197,94,.08), transparent 18%);
      filter: blur(30px);
      pointer-events:none;
      z-index:-2;
      animation: floatGlow 12s ease-in-out infinite alternate;
    }
    @keyframes floatGlow{
      from{transform:translate3d(0,0,0) scale(1)}
      to{transform:translate3d(0,-12px,0) scale(1.04)}
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(53,211,255,.28);color:#fff}
    .container{
      width:min(var(--max), calc(100% - 2rem));
      margin-inline:auto;
    }
    .dock-header{
      position:fixed;
      inset:18px 0 auto;
      z-index:90;
      pointer-events:none;
    }
    .dock-nav{
      width:min(var(--max), calc(100% - 1rem));
      margin:0 auto;
      padding:.75rem .85rem;
      border:1px solid rgba(148,163,184,.2);
      border-radius:999px;
      background:rgba(6,13,24,.72);
      box-shadow:0 20px 50px rgba(0,0,0,.4);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      display:flex;
      align-items:center;
      gap:.8rem;
      pointer-events:auto;
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:.7rem;
      flex-shrink:0;
      font-weight:800;
      letter-spacing:.02em;
      color:#fff;
      white-space:nowrap;
    }
    .logo-mark{
      width:2.2rem;height:2.2rem;border-radius:999px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(53,211,255,1), rgba(139,92,246,1));
      box-shadow:0 8px 24px rgba(53,211,255,.22);
      color:white;
      font-size:1rem;
    }
    .nav-scroll{
      display:flex;
      align-items:center;
      gap:.35rem;
      overflow-x:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
      flex:1;
      min-width:0;
      padding:.1rem .1rem;
    }
    .nav-scroll::-webkit-scrollbar{display:none}
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:.62rem .95rem;
      border-radius:999px;
      color:var(--muted);
      font-size:.95rem;
      line-height:1;
      border:1px solid transparent;
      transition:all .22s ease;
      white-space:nowrap;
      flex-shrink:0;
    }
    .nav-link:hover,
    .nav-link:focus-visible{
      color:#fff;
      border-color:rgba(53,211,255,.22);
      background:rgba(53,211,255,.08);
      box-shadow:0 10px 24px rgba(53,211,255,.08);
      outline:none;
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg, rgba(53,211,255,.2), rgba(139,92,246,.22));
      border-color:rgba(255,255,255,.08);
      box-shadow:0 10px 26px rgba(53,211,255,.14);
    }
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:.72rem 1rem;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(53,211,255,1), rgba(139,92,246,1));
      color:#fff;
      font-weight:700;
      box-shadow:0 14px 30px rgba(53,211,255,.2);
      white-space:nowrap;
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
      flex-shrink:0;
    }
    .nav-cta:hover,
    .nav-cta:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 18px 36px rgba(53,211,255,.26);
      filter:saturate(1.08);
      outline:none;
    }
    .mobile-toggle{
      display:none;
      width:2.8rem;
      height:2.8rem;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.2);
      background:rgba(15,23,42,.78);
      color:#fff;
      align-items:center;
      justify-content:center;
      flex-shrink:0;
      box-shadow:0 12px 24px rgba(0,0,0,.22);
      transition:all .22s ease;
    }
    .mobile-toggle:hover,.mobile-toggle:focus-visible{
      outline:none;
      border-color:rgba(53,211,255,.26);
      background:rgba(19,29,52,.95);
    }
    .mobile-panel{
      display:none;
      width:min(var(--max), calc(100% - 1rem));
      margin:.6rem auto 0;
      padding:.8rem;
      border-radius:1.5rem;
      border:1px solid rgba(148,163,184,.16);
      background:rgba(6,13,24,.86);
      backdrop-filter: blur(18px);
      box-shadow:var(--shadow-soft);
    }
    .mobile-panel a{
      display:block;
      padding:.78rem .95rem;
      border-radius:1rem;
      color:var(--muted);
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .mobile-panel a:hover,
    .mobile-panel a:focus-visible,
    .mobile-panel a.active{
      color:#fff;
      background:rgba(53,211,255,.08);
      outline:none;
    }
    main{
      position:relative;
      z-index:1;
      padding-top:100px;
      padding-bottom:120px;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(148,163,184,.12);
      background:
        linear-gradient(180deg, rgba(6,12,23,.18), rgba(6,12,23,.92)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(5,12,22,.86) 10%, rgba(5,12,22,.56) 42%, rgba(5,12,22,.82) 100%),
        radial-gradient(circle at 82% 20%, rgba(53,211,255,.16), transparent 18%),
        radial-gradient(circle at 74% 74%, rgba(139,92,246,.14), transparent 20%);
      pointer-events:none;
    }
    .section{
      margin-top:1.25rem;
    }
    .panel{
      position:relative;
      background:var(--panel);
      border:1px solid rgba(148,163,184,.14);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      overflow:hidden;
    }
    .panel-soft{
      background:rgba(10,18,34,.62);
      border:1px solid rgba(148,163,184,.12);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }
    .panel::after,
    .panel-soft::after{
      content:"";
      position:absolute;
      inset:auto -10% -35% auto;
      width:18rem;
      height:18rem;
      background:radial-gradient(circle, rgba(53,211,255,.18), transparent 68%);
      pointer-events:none;
      filter: blur(16px);
    }
    .section-title{
      display:flex;
      flex-direction:column;
      gap:.4rem;
      margin-bottom:1rem;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      width:fit-content;
      padding:.38rem .75rem;
      border-radius:999px;
      background:rgba(53,211,255,.09);
      border:1px solid rgba(53,211,255,.16);
      color:#dff8ff;
      font-size:.82rem;
      letter-spacing:.08em;
      text-transform:uppercase;
    }
    h1{
      font-size:clamp(2.1rem, 4vw, 4.5rem);
      line-height:1.08;
      letter-spacing:-.03em;
      margin:0;
      font-weight:900;
    }
    h2{
      font-size:clamp(1.55rem, 2.5vw, 2.5rem);
      line-height:1.18;
      margin:0;
      letter-spacing:-.02em;
      font-weight:850;
    }
    .subtitle{
      color:var(--muted);
      font-size:1.02rem;
      max-width:62ch;
    }
    .muted{color:var(--muted)}
    .muted-2{color:var(--muted-2)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.45rem;
      padding:.92rem 1.2rem;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn-primary{
      background:linear-gradient(135deg, rgba(53,211,255,1), rgba(139,92,246,1));
      color:#fff;
      box-shadow:0 16px 34px rgba(53,211,255,.2);
    }
    .btn-primary:hover,.btn-primary:focus-visible{
      transform:translateY(-1px);
      box-shadow:0 20px 40px rgba(53,211,255,.26);
      outline:none;
    }
    .btn-secondary{
      background:rgba(12,20,37,.86);
      border-color:rgba(148,163,184,.2);
      color:#fff;
    }
    .btn-secondary:hover,.btn-secondary:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(53,211,255,.25);
      background:rgba(16,26,47,.92);
      outline:none;
    }
    .btn-ghost{
      background:transparent;
      border-color:rgba(148,163,184,.18);
      color:var(--text);
    }
    .btn-ghost:hover,.btn-ghost:focus-visible{
      border-color:rgba(53,211,255,.25);
      background:rgba(53,211,255,.06);
      outline:none;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.38rem .7rem;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(148,163,184,.12);
      color:#d5e5ff;
      font-size:.84rem;
      white-space:nowrap;
    }
    .glass-grid{
      background:linear-gradient(180deg, rgba(9,16,30,.88), rgba(9,16,30,.62));
      border:1px solid rgba(148,163,184,.12);
      border-radius:28px;
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      overflow:hidden;
      position:relative;
    }
    .glass-grid::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(53,211,255,.08), transparent 45%),
        linear-gradient(315deg, rgba(139,92,246,.08), transparent 45%);
      pointer-events:none;
    }
    .feature-card,
    .step-card,
    .info-card,
    .quote-card,
    .faq-card{
      position:relative;
      background:rgba(9,16,30,.76);
      border:1px solid rgba(148,163,184,.14);
      border-radius:24px;
      overflow:hidden;
      box-shadow:0 14px 30px rgba(0,0,0,.2);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }
    .feature-card:hover,
    .step-card:hover,
    .info-card:hover,
    .quote-card:hover,
    .faq-card:hover{
      transform:translateY(-3px);
      border-color:rgba(53,211,255,.22);
      box-shadow:0 18px 34px rgba(0,0,0,.28);
      background:rgba(11,20,36,.92);
    }
    .feature-card::before,
    .step-card::before,
    .info-card::before,
    .quote-card::before{
      content:"";
      position:absolute;
      inset:0 auto auto 0;
      width:100%;
      height:3px;
      background:linear-gradient(90deg, rgba(53,211,255,1), rgba(139,92,246,1), rgba(34,197,94,1));
    }
    .metric{
      border:1px solid rgba(148,163,184,.12);
      background:rgba(255,255,255,.03);
      border-radius:20px;
      padding:1rem;
    }
    .metric strong{
      display:block;
      font-size:1.1rem;
      margin-bottom:.2rem;
      color:#fff;
    }
    .metric span{
      color:var(--muted);
      font-size:.92rem;
    }
    .slot-button{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:.75rem;
      border:1px solid rgba(148,163,184,.16);
      background:rgba(255,255,255,.03);
      color:#dfe9fb;
      padding:.8rem .95rem;
      border-radius:18px;
      transition:all .22s ease;
    }
    .slot-button:hover,.slot-button:focus-visible{
      outline:none;
      border-color:rgba(53,211,255,.28);
      background:rgba(53,211,255,.08);
      color:#fff;
      transform:translateY(-1px);
    }
    .slot-button.is-active{
      border-color:rgba(53,211,255,.35);
      background:linear-gradient(135deg, rgba(53,211,255,.16), rgba(139,92,246,.12));
      box-shadow:0 14px 30px rgba(53,211,255,.10);
      color:#fff;
    }
    .slot-time{
      font-weight:800;
      font-size:.96rem;
    }
    .slot-note{
      font-size:.83rem;
      color:inherit;
      opacity:.85;
    }
    .form-field{
      width:100%;
      padding:.9rem 1rem;
      border-radius:16px;
      background:rgba(8,15,28,.85);
      border:1px solid rgba(148,163,184,.16);
      color:#fff;
      outline:none;
      transition:border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }
    .form-field::placeholder{color:#8094b6}
    .form-field:focus{
      border-color:rgba(53,211,255,.32);
      box-shadow:0 0 0 4px rgba(53,211,255,.12);
      background:rgba(9,17,31,.98);
    }
    .faq-card summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:1rem;
      padding:1.05rem 1.15rem;
      font-weight:700;
      color:#fff;
    }
    .faq-card summary::-webkit-details-marker{display:none}
    .faq-card .faq-body{
      padding:0 1.15rem 1.15rem;
      color:var(--muted);
    }
    .faq-icon{
      width:2rem;height:2rem;
      border-radius:999px;
      display:grid;place-items:center;
      flex-shrink:0;
      border:1px solid rgba(148,163,184,.16);
      color:#fff;
      background:rgba(255,255,255,.03);
      transition:transform .22s ease, background .22s ease;
    }
    details[open] .faq-icon{
      transform:rotate(45deg);
      background:rgba(53,211,255,.12);
    }
    .cover-frame{
      position:relative;
      border-radius:28px;
      overflow:hidden;
      border:1px solid rgba(148,163,184,.12);
      background:#07111f;
      box-shadow:var(--shadow-soft);
      min-height:280px;
    }
    .cover-frame::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 20%, rgba(6,12,22,.46) 100%);
      pointer-events:none;
    }
    .cover-frame .overlay{
      position:absolute;
      inset:0;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      padding:1.1rem;
      z-index:2;
    }
    .mini-note{
      font-size:.88rem;
      color:#d8e5ff;
      background:rgba(5,12,22,.5);
      padding:.8rem .95rem;
      border:1px solid rgba(255,255,255,.08);
      border-radius:18px;
      backdrop-filter:blur(10px);
    }
    .sticky-cta{
      position:fixed;
      left:50%;
      transform:translateX(-50%);
      bottom:14px;
      z-index:80;
      width:min(var(--max), calc(100% - 1rem));
      pointer-events:none;
    }
    .sticky-cta .bar{
      pointer-events:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      padding:.85rem .95rem;
      border:1px solid rgba(148,163,184,.14);
      border-radius:24px;
      background:rgba(6,13,24,.82);
      box-shadow:0 18px 44px rgba(0,0,0,.4);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .sticky-cta .label{
      display:flex;
      flex-direction:column;
      gap:.15rem;
    }
    .sticky-cta .label strong{
      color:#fff;
      font-size:.98rem;
    }
    .sticky-cta .label span{
      color:var(--muted);
      font-size:.86rem;
    }
    .footer-wrap{
      background:
        linear-gradient(180deg, rgba(8,14,26,.7), rgba(5,10,18,.98)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      border-top:1px solid rgba(148,163,184,.12);
    }
    .footer-card{
      background:rgba(8,15,28,.74);
      border:1px solid rgba(148,163,184,.12);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
      backdrop-filter:blur(16px);
      -webkit-backdrop-filter:blur(16px);
    }
    .footer-link{
      color:var(--muted);
      transition:color .2s ease, transform .2s ease;
    }
    .footer-link:hover,.footer-link:focus-visible{
      color:#fff;
      transform:translateX(1px);
      outline:none;
    }
    .badge-grid{
      display:grid;
      gap:.75rem;
      grid-template-columns:repeat(3,minmax(0,1fr));
    }
    .badge-box{
      padding:.9rem 1rem;
      border-radius:18px;
      border:1px solid rgba(148,163,184,.12);
      background:rgba(255,255,255,.03);
    }
    .badge-box strong{
      display:block;
      color:#fff;
      margin-bottom:.2rem;
    }
    .badge-box span{
      color:var(--muted);
      font-size:.9rem;
    }
    @media (max-width: 1100px){
      .dock-nav{
        border-radius:28px;
      }
      .badge-grid{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 960px){
      .nav-scroll,.nav-cta{display:none}
      .mobile-toggle{display:inline-flex;margin-left:auto}
      .dock-nav{padding:.72rem .8rem}
      .mobile-panel.open{display:block}
      main{padding-top:92px}
    }
    @media (max-width: 768px){
      .hero-shell{
        background-position:center top;
      }
      .sticky-cta .bar{
        flex-direction:column;
        align-items:stretch;
      }
      .badge-grid{grid-template-columns:1fr}
      .slot-button{padding:.75rem .9rem}
      .container{width:min(var(--max), calc(100% - 1.1rem))}
    }
    @media (max-width: 520px){
      .dock-header{inset:10px 0 auto}
      .dock-nav{border-radius:22px}
      .logo span:last-child{font-size:.98rem}
      .section-title{margin-bottom:.85rem}
      h1{font-size:clamp(1.9rem, 10vw, 2.9rem)}
      h2{font-size:clamp(1.35rem, 8vw, 2rem)}
      .btn{width:100%}
      .stack-mobile{flex-direction:column}
      .cover-frame{min-height:220px}
    }
    .focusable:focus-visible{
      outline:3px solid rgba(53,211,255,.28);
      outline-offset:3px;
      border-radius:999px;
    }