/* roulang page: index */
:root{
      --ink:#17121F;
      --muted:#514A5F;
      --soft:#8A8196;
      --deep:#21152F;
      --purple:#7A3FF2;
      --coral:#FF7A45;
      --apricot:#FFC36A;
      --paper:#FAF7F2;
      --lav:#F1ECFF;
      --orange-soft:#FFF1E8;
      --line:rgba(43,22,61,.10);
      --line-strong:rgba(122,63,242,.30);
      --shadow:0 20px 60px rgba(43,22,61,.10);
      --shadow-strong:0 26px 80px rgba(43,22,61,.16);
      --radius:28px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 10% 8%, rgba(122,63,242,.12), transparent 32%),
        radial-gradient(circle at 88% 12%, rgba(255,122,69,.13), transparent 30%),
        var(--paper);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .site-container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
    .skip-link{position:absolute;left:-999px;top:10px;background:#fff;padding:10px 14px;border-radius:12px;z-index:100}
    .skip-link:focus{left:16px;outline:4px solid rgba(122,63,242,.22)}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(250,247,242,.86);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--deep);letter-spacing:.02em}
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:linear-gradient(135deg,var(--purple),var(--coral) 62%,var(--apricot));
      position:relative;box-shadow:0 12px 28px rgba(122,63,242,.22);
      flex:none;
    }
    .brand-mark:before{
      content:"";position:absolute;left:12px;top:20px;width:18px;height:9px;
      border-top:3px solid #fff;border-right:3px solid #fff;transform:rotate(-32deg);border-radius:2px;
    }
    .brand small{display:block;font-size:12px;color:var(--soft);font-weight:650;margin-top:-3px}
    .desktop-nav{display:flex;align-items:center;gap:8px}
    .nav-link{
      position:relative;padding:10px 14px;border-radius:999px;
      font-size:15px;font-weight:700;color:var(--muted);
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link:focus{background:var(--lav);color:var(--deep);outline:none}
    .nav-link.active{color:var(--deep);background:#fff;box-shadow:inset 0 0 0 1px var(--line)}
    .nav-link.active:after{
      content:"";position:absolute;left:18px;right:18px;bottom:5px;height:2px;border-radius:999px;
      background:linear-gradient(90deg,var(--purple),var(--coral));
    }
    .mega-host{position:relative}
    .mega-panel{
      position:absolute;top:46px;right:0;width:520px;padding:18px;
      background:rgba(255,255,255,.96);border:1px solid var(--line);
      border-radius:24px;box-shadow:var(--shadow-strong);
      opacity:0;visibility:hidden;transform:translateY(10px);
      transition:.22s ease;
    }
    .mega-host:hover .mega-panel,.mega-host:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
    .mega-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .mega-card{padding:16px;border-radius:18px;background:var(--paper);border:1px solid var(--line)}
    .mega-card strong{display:block;margin-bottom:6px}
    .mega-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:12px 20px;border-radius:999px;
      font-weight:800;border:1px solid transparent;transition:.22s ease;
      cursor:pointer;white-space:nowrap;
    }
    .btn-primary{
      color:#fff;background:linear-gradient(135deg,var(--purple),var(--coral));
      box-shadow:0 16px 36px rgba(122,63,242,.24);
    }
    .btn-primary:hover,.btn-primary:focus{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 22px 48px rgba(122,63,242,.30);outline:none}
    .btn-secondary{background:#fff;color:var(--deep);border-color:var(--line);box-shadow:0 10px 26px rgba(43,22,61,.06)}
    .btn-secondary:hover,.btn-secondary:focus{background:var(--lav);border-color:var(--line-strong);transform:translateY(-2px);outline:none}
    .mobile-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--deep)}
    .mobile-menu{display:none;border-top:1px solid var(--line);padding:14px 0 18px}
    .mobile-menu a{display:flex;margin:8px 0;padding:12px 14px;border-radius:16px;background:#fff;border:1px solid var(--line);font-weight:750}
    .hero{position:relative;padding:86px 0 72px;overflow:hidden}
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:linear-gradient(rgba(43,22,61,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(43,22,61,.035) 1px,transparent 1px);
      background-size:34px 34px;mask-image:linear-gradient(to bottom,#000,transparent 82%);
      pointer-events:none;
    }
    .hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:42px;align-items:center}
    .eyebrow,.badge{
      display:inline-flex;align-items:center;gap:8px;
      border-radius:999px;padding:7px 12px;
      background:rgba(241,236,255,.82);border:1px solid rgba(122,63,242,.16);
      color:var(--deep);font-size:13px;font-weight:800;
    }
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--coral))}
    h1{font-size:clamp(36px,5.4vw,66px);line-height:1.1;margin:18px 0 20px;font-weight:850;letter-spacing:-.05em}
    .gradient-text{background:linear-gradient(135deg,var(--purple),var(--coral) 65%,#D89C32);-webkit-background-clip:text;background-clip:text;color:transparent}
    .lead{font-size:18px;color:var(--muted);max-width:650px;margin:0 0 26px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
    .badge-row{display:flex;flex-wrap:wrap;gap:10px}
    .visual-card{
      border-radius:34px;overflow:hidden;position:relative;min-height:520px;
      background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-strong);
    }
    .visual-card img{width:100%;height:520px;object-fit:cover}
    .visual-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(33,21,47,.08),rgba(33,21,47,.72))}
    .dashboard-float{
      position:absolute;left:22px;right:22px;bottom:22px;z-index:2;
      padding:18px;border-radius:24px;background:rgba(255,255,255,.92);
      border:1px solid rgba(255,255,255,.55);box-shadow:0 18px 50px rgba(0,0,0,.18);
    }
    .dash-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
    .dash-line{height:10px;border-radius:999px;background:linear-gradient(90deg,var(--purple),var(--coral),var(--apricot))}
    .dash-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
    .dash-item{padding:12px;border-radius:16px;background:var(--paper);border:1px solid var(--line)}
    .dash-item b{display:block;font-size:18px}.dash-item span{font-size:12px;color:var(--soft)}
    .section{padding:78px 0}
    .section-white{background:#fff}
    .section-lav{background:linear-gradient(180deg,var(--lav),rgba(250,247,242,.88))}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-head.center{text-align:center;margin-inline:auto}
    h2{font-size:clamp(28px,4vw,44px);line-height:1.18;margin:12px 0 14px;font-weight:830;letter-spacing:-.035em}
    h3{font-size:22px;line-height:1.3;margin:0 0 10px;font-weight:780}
    .section-head p,.card p,.step p,.quote-card p,.faq p{color:var(--muted);margin:0}
    .pain-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:stretch}
    .issue-list{display:grid;gap:14px}
    .issue{
      display:grid;grid-template-columns:58px 1fr;gap:16px;padding:22px;
      background:#fff;border:1px solid var(--line);border-radius:24px;transition:.22s ease;
    }
    .issue:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}
    .num{
      width:48px;height:48px;border-radius:18px;display:grid;place-items:center;color:#fff;font-weight:850;
      background:linear-gradient(135deg,var(--purple),var(--coral));
    }
    .side-note{padding:28px;border-radius:var(--radius);background:var(--orange-soft);border:1px solid rgba(255,122,69,.20);position:relative;overflow:hidden}
    .side-note:after{content:"";position:absolute;right:-50px;bottom:-50px;width:180px;height:180px;border-radius:50%;background:rgba(255,195,106,.35)}
    .check-list{display:grid;gap:12px;margin-top:20px}
    .check-list li{list-style:none;display:flex;gap:10px;color:var(--muted)}
    .check-list li:before{content:"✓";width:22px;height:22px;border-radius:50%;background:#fff;color:var(--purple);display:grid;place-items:center;font-weight:900;flex:none}
    .path-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center}
    .entry-panel{padding:24px;border-radius:30px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
    .search-ui{height:54px;border-radius:18px;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 16px;color:var(--soft);margin-bottom:14px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:18px}
    .tag{display:inline-flex;padding:7px 11px;border-radius:999px;background:var(--lav);color:var(--deep);font-size:13px;font-weight:760}
    .steps{display:grid;gap:14px}
    .step{padding:20px;border-radius:24px;background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:52px 1fr;gap:16px;transition:.22s ease}
    .step:hover{transform:translateX(4px);border-color:var(--line-strong)}
    .kpi-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .kpi-card{position:relative;overflow:hidden;padding:26px;border-radius:28px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 34px rgba(43,22,61,.06)}
    .kpi-card:before{content:"";position:absolute;left:0;top:0;right:0;height:5px;background:linear-gradient(90deg,var(--purple),var(--coral),var(--apricot))}
    .kpi-card strong{display:block;font-size:38px;line-height:1;color:var(--deep);margin-bottom:10px}
    .kpi-card p{color:var(--muted);margin:0}
    .preview-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-card,.mini-card,.card{
      background:#fff;border:1px solid var(--line);border-radius:28px;overflow:hidden;transition:.24s ease;box-shadow:0 10px 32px rgba(43,22,61,.05)
    }
    .feature-card:hover,.mini-card:hover,.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
    .feature-img{height:320px;position:relative;overflow:hidden}
    .feature-img img,.mini-img img{width:100%;height:100%;object-fit:cover}
    .feature-img:after,.mini-img:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(33,21,47,.55))}
    .card-body{padding:24px}
    .meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
    .text-link{color:var(--purple);font-weight:850;display:inline-flex;gap:6px;align-items:center;margin-top:16px}
    .text-link:hover{color:var(--coral);text-decoration:underline;text-underline-offset:4px}
    .mini-stack{display:grid;gap:18px}
    .mini-card{display:grid;grid-template-columns:150px 1fr}
    .mini-img{min-height:170px;position:relative;overflow:hidden}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .quote-card{padding:26px;border-radius:28px;border:1px solid var(--line);background:#fff;position:relative}
    .quote-card:nth-child(2){margin-top:34px;background:var(--orange-soft)}
    .quote-mark{font-size:46px;line-height:1;color:rgba(122,63,242,.22);font-weight:900}
    .quote-author{margin-top:16px;color:var(--deep);font-weight:850}
    .faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
    details.faq{background:#fff;border:1px solid var(--line);border-radius:22px;padding:0;overflow:hidden;transition:.22s ease}
    details.faq:hover{border-color:var(--line-strong)}
    details.faq[open]{box-shadow:var(--shadow)}
    .faq summary{cursor:pointer;list-style:none;padding:20px 22px;font-weight:820;display:flex;align-items:center;justify-content:space-between;gap:18px}
    .faq summary::-webkit-details-marker{display:none}
    .faq summary:after{content:"+";width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--lav);color:var(--purple);font-weight:900;flex:none}
    .faq[open] summary:after{content:"−";background:linear-gradient(135deg,var(--purple),var(--coral));color:#fff}
    .faq p{padding:0 22px 22px}
    .cta{
      padding:52px;border-radius:36px;background:
      radial-gradient(circle at 18% 18%,rgba(255,195,106,.30),transparent 30%),
      linear-gradient(135deg,var(--deep),#2B163D 68%,#3A204A);
      color:#fff;position:relative;overflow:hidden;
    }
    .cta:after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:rgba(255,122,69,.18)}
    .cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
    .cta p{color:rgba(255,255,255,.78);margin:0;max-width:680px}
    .site-footer{background:var(--deep);color:rgba(255,255,255,.78);padding:54px 0 26px}
    .footer-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:28px;margin-bottom:30px}
    .footer-brand{color:#fff}
    .footer-brand .brand-mark{width:40px;height:40px}
    .footer-title{color:#fff;font-weight:850;margin-bottom:12px}
    .footer-links{display:grid;gap:10px}
    .footer-links a:hover{color:var(--apricot)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px;color:rgba(255,255,255,.58);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
    @media (max-width:1024px){
      .hero-grid,.pain-layout,.path-wrap,.preview-grid,.cta-inner{grid-template-columns:1fr}
      .visual-card,.visual-card img{min-height:430px;height:430px}
      .kpi-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .mega-panel{width:440px}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,1180px)}
      .desktop-nav,.header-cta{display:none}
      .mobile-toggle{display:grid;place-items:center}
      .mobile-menu.open{display:block}
      .nav-wrap{height:70px}
      .hero{padding:56px 0 54px}
      .section{padding:58px 0}
      .dash-list,.kpi-grid,.quote-grid{grid-template-columns:1fr}
      .mini-card{grid-template-columns:1fr}
      .mini-img{height:210px}
      .quote-card:nth-child(2){margin-top:0}
      .cta{padding:34px 22px;border-radius:28px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      .lead{font-size:16px}
      .hero-actions .btn{width:100%}
      .visual-card,.visual-card img{min-height:360px;height:360px}
      .dashboard-float{left:14px;right:14px;bottom:14px;padding:14px}
      .issue,.step{grid-template-columns:1fr}
      .feature-img{height:240px}
      .footer-bottom{display:block}
    }

/* roulang page: category1 */
:root{
      --ink:#17121F;
      --muted:#514A5F;
      --soft:#8A8196;
      --brand:#2B163D;
      --purple:#7A3FF2;
      --coral:#FF7A45;
      --gold:#FFC36A;
      --cream:#FAF7F2;
      --lav:#F1ECFF;
      --orange-soft:#FFF1E8;
      --line:rgba(43,22,61,.10);
      --line-strong:rgba(122,63,242,.30);
      --shadow:0 22px 70px rgba(43,22,61,.11);
      --shadow-soft:0 14px 38px rgba(43,22,61,.08);
      --radius-xl:30px;
      --radius-lg:24px;
      --radius-md:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 8% 4%,rgba(255,122,69,.16),transparent 32%),
        radial-gradient(circle at 88% 12%,rgba(122,63,242,.14),transparent 34%),
        var(--cream);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;background:none;cursor:pointer}
    ::selection{background:rgba(122,63,242,.22)}
    .site-container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(250,247,242,.88);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(14px);
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:850;
      letter-spacing:-.02em;
      color:var(--brand);
      line-height:1.1;
      outline:none;
      flex-shrink:0;
    }
    .brand:focus-visible,.nav-link:focus-visible,.mobile-menu a:focus-visible,.btn:focus-visible,.text-link:focus-visible,summary:focus-visible{
      outline:4px solid rgba(122,63,242,.18);
      outline-offset:4px;
      border-radius:16px;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      position:relative;
      background:linear-gradient(135deg,var(--purple),var(--coral) 58%,var(--gold));
      box-shadow:0 12px 28px rgba(122,63,242,.23);
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      left:12px;
      top:18px;
      width:18px;
      height:10px;
      border-left:3px solid #fff;
      border-top:3px solid #fff;
      transform:skew(-18deg) rotate(18deg);
      border-radius:2px;
    }
    .brand small{
      display:block;
      margin-top:3px;
      font-size:12px;
      color:var(--soft);
      font-weight:650;
      letter-spacing:0;
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:0 15px;
      border-radius:999px;
      color:var(--muted);
      font-weight:720;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link.active{
      color:var(--brand);
      background:rgba(241,236,255,.92);
    }
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:5px;
      height:3px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--purple),var(--coral));
    }
    .mega-host{position:relative}
    .mega-panel{
      position:absolute;
      top:calc(100% + 14px);
      right:0;
      width:520px;
      padding:18px;
      background:rgba(255,255,255,.96);
      border:1px solid var(--line);
      border-radius:26px;
      box-shadow:var(--shadow);
      opacity:0;
      transform:translateY(10px);
      pointer-events:none;
      transition:.22s ease;
    }
    .mega-host:hover .mega-panel,.mega-host:focus-within .mega-panel{
      opacity:1;
      transform:translateY(0);
      pointer-events:auto;
    }
    .mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .mega-card{
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg,#fff,rgba(241,236,255,.66));
      border:1px solid var(--line);
    }
    .mega-card strong{display:block;color:var(--brand);font-size:16px;margin-bottom:6px}
    .mega-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      transition:.22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--purple),var(--coral));
      box-shadow:0 14px 30px rgba(122,63,242,.24);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 18px 42px rgba(122,63,242,.30)}
    .btn-secondary{
      color:var(--brand);
      background:rgba(255,255,255,.78);
      border:1px solid var(--line);
    }
    .btn-secondary:hover{background:var(--lav);border-color:var(--line-strong);transform:translateY(-2px)}
    .mobile-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:16px;
      color:var(--brand);
      background:#fff;
      border:1px solid var(--line);
      font-size:22px;
      transition:.2s ease;
    }
    .mobile-toggle:hover{background:var(--lav)}
    .mobile-menu{
      display:none;
      padding:0 0 16px;
      border-top:1px solid var(--line);
    }
    .mobile-menu a{
      display:block;
      padding:13px 14px;
      margin-top:8px;
      border-radius:16px;
      color:var(--muted);
      font-weight:750;
      background:rgba(255,255,255,.62);
    }
    .mobile-menu a:hover{background:var(--lav);color:var(--brand)}
    .section{padding:86px 0}
    .section-tight{padding:62px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:var(--brand);
      background:rgba(241,236,255,.86);
      border:1px solid rgba(122,63,242,.16);
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:999px;
      background:linear-gradient(135deg,var(--purple),var(--coral));
      box-shadow:0 0 0 5px rgba(122,63,242,.10);
    }
    .page-hero{
      position:relative;
      padding:58px 0 76px;
      overflow:hidden;
      background:
        linear-gradient(110deg,rgba(241,236,255,.95),rgba(250,247,242,.86) 48%,rgba(255,241,232,.90)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    }
    .page-hero:after{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(250,247,242,.90),rgba(250,247,242,.64)),
        radial-gradient(circle at 84% 20%,rgba(255,122,69,.22),transparent 30%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:42px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:18px;
      color:var(--soft);
      font-size:14px;
      font-weight:720;
    }
    .breadcrumb a{color:var(--brand)}
    .breadcrumb a:hover{text-decoration:underline;text-decoration-color:var(--coral);text-underline-offset:5px}
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:20px;
      font-size:clamp(36px,5vw,64px);
      line-height:1.1;
      letter-spacing:-.045em;
      font-weight:900;
      color:var(--ink);
      max-width:760px;
    }
    h2{
      margin-bottom:18px;
      font-size:clamp(28px,3.3vw,44px);
      line-height:1.18;
      letter-spacing:-.035em;
      font-weight:850;
      color:var(--ink);
    }
    h3{
      margin-bottom:10px;
      font-size:21px;
      line-height:1.35;
      font-weight:820;
      color:var(--brand);
    }
    .lead{
      max-width:720px;
      color:var(--muted);
      font-size:18px;
      line-height:1.82;
      margin-bottom:24px;
    }
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--brand);
      background:rgba(255,255,255,.72);
      border:1px solid var(--line);
      font-size:13px;
      font-weight:780;
    }
    .badge strong{font-size:15px;color:var(--purple)}
    .entry-board{
      border-radius:var(--radius-xl);
      padding:18px;
      background:rgba(255,255,255,.76);
      border:1px solid rgba(255,255,255,.80);
      box-shadow:var(--shadow);
      backdrop-filter:blur(8px);
    }
    .board-image{
      position:relative;
      overflow:hidden;
      border-radius:24px;
      min-height:250px;
      background:#ddd;
    }
    .board-image img{width:100%;height:285px;object-fit:cover}
    .board-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(23,18,31,.08),rgba(43,22,61,.64));
    }
    .board-caption{
      position:absolute;
      z-index:1;
      left:22px;
      right:22px;
      bottom:20px;
      color:#fff;
    }
    .board-caption strong{display:block;font-size:24px;line-height:1.2;margin-bottom:8px}
    .board-caption span{display:block;color:rgba(255,255,255,.82);font-size:14px}
    .mini-kpis{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:12px;
    }
    .mini-kpi{
      padding:14px 12px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
    }
    .mini-kpi b{display:block;color:var(--brand);font-size:20px;line-height:1.1}
    .mini-kpi span{display:block;color:var(--soft);font-size:12px;margin-top:4px}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:30px;
    }
    .section-head p{max-width:620px;color:var(--muted);margin-bottom:0}
    .overview-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:stretch;
    }
    .toc-card,.recommend-card,.white-card,.step-card,.faq-card,.list-card,.feature-card{
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.82);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:.22s ease;
    }
    .toc-card{padding:28px}
    .toc-list{display:grid;gap:12px;margin-top:20px}
    .toc-item{
      display:flex;
      gap:12px;
      padding:15px;
      border-radius:18px;
      background:linear-gradient(180deg,#fff,rgba(241,236,255,.55));
      border:1px solid var(--line);
    }
    .toc-index{
      width:30px;
      height:30px;
      border-radius:12px;
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:850;
      background:linear-gradient(135deg,var(--purple),var(--coral));
    }
    .toc-item strong{display:block;color:var(--brand);margin-bottom:2px}
    .toc-item span{display:block;color:var(--muted);font-size:14px;line-height:1.65}
    .recommend-card{
      position:relative;
      overflow:hidden;
      padding:30px;
      background:
        radial-gradient(circle at 88% 12%,rgba(255,195,106,.35),transparent 28%),
        linear-gradient(135deg,#fff,rgba(241,236,255,.82));
    }
    .recommend-card:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:6px;
      background:linear-gradient(90deg,var(--purple),var(--coral),var(--gold));
    }
    .recommend-inner{
      display:grid;
      grid-template-columns:1fr 190px;
      gap:24px;
      align-items:center;
    }
    .recommend-card p{color:var(--muted)}
    .recommend-media{
      overflow:hidden;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.75);
      box-shadow:0 16px 34px rgba(43,22,61,.12);
    }
    .recommend-media img{width:100%;height:220px;object-fit:cover}
    .stat-row{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:20px 0 0;
    }
    .stat-pill{
      padding:11px 13px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--muted);
      font-size:13px;
    }
    .stat-pill b{color:var(--brand);font-size:18px;margin-right:4px}
    .content-area{background:#fff}
    .content-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:24px;
      align-items:start;
    }
    .featured-guide{
      position:relative;
      overflow:hidden;
      min-height:450px;
      border-radius:var(--radius-xl);
      box-shadow:var(--shadow);
      background:#251634;
    }
    .featured-guide img{width:100%;height:450px;object-fit:cover;opacity:.70}
    .featured-guide:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(23,18,31,.14),rgba(23,18,31,.88));
    }
    .featured-copy{
      position:absolute;
      z-index:1;
      left:30px;
      right:30px;
      bottom:28px;
      color:#fff;
    }
    .featured-copy .badge{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.25);color:#fff}
    .featured-copy h2{color:#fff;margin-top:15px;margin-bottom:14px}
    .featured-copy p{color:rgba(255,255,255,.82);max-width:650px}
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--purple);
      font-weight:850;
      transition:.2s ease;
    }
    .text-link:hover{gap:12px;text-decoration:underline;text-decoration-color:var(--coral);text-underline-offset:5px}
    .side-list{display:grid;gap:14px}
    .list-card{
      padding:22px;
      display:grid;
      gap:10px;
    }
    .list-card:hover,.feature-card:hover,.step-card:hover{
      transform:translateY(-4px);
      border-color:var(--line-strong);
      box-shadow:var(--shadow);
    }
    .meta{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      color:var(--soft);
      font-size:13px;
      font-weight:720;
    }
    .list-card p,.feature-card p,.step-card p,.faq-card p{color:var(--muted);margin-bottom:0}
    .method-wrap{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:24px;
      align-items:start;
    }
    .method-note{
      position:sticky;
      top:102px;
      padding:28px;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 90% 10%,rgba(255,122,69,.22),transparent 32%),
        var(--orange-soft);
      border:1px solid rgba(255,122,69,.18);
      box-shadow:var(--shadow-soft);
    }
    .method-note p{color:var(--muted)}
    .search-visual{
      margin-top:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:13px 14px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--line);
      color:var(--soft);
      font-size:14px;
    }
    .steps{display:grid;gap:16px}
    .step-card{
      padding:24px;
      display:grid;
      grid-template-columns:56px 1fr;
      gap:18px;
      align-items:start;
    }
    .step-num{
      width:52px;
      height:52px;
      border-radius:18px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-size:20px;
      font-weight:900;
      background:linear-gradient(135deg,var(--purple),var(--coral));
      box-shadow:0 12px 24px rgba(122,63,242,.20);
    }
    .features-band{
      background:
        linear-gradient(180deg,rgba(241,236,255,.54),rgba(250,247,242,0)),
        var(--cream);
    }
    .feature-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .feature-card{
      padding:22px;
      min-height:180px;
      background:rgba(255,255,255,.80);
    }
    .feature-icon{
      width:42px;
      height:42px;
      border-radius:16px;
      margin-bottom:18px;
      background:linear-gradient(135deg,rgba(122,63,242,.16),rgba(255,122,69,.20));
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--brand);
      font-weight:900;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:24px;
      align-items:start;
    }
    .faq-aside{
      padding:28px;
      border-radius:var(--radius-lg);
      color:#fff;
      background:
        radial-gradient(circle at 85% 10%,rgba(255,195,106,.25),transparent 34%),
        linear-gradient(135deg,var(--brand),#17121F);
      box-shadow:var(--shadow);
    }
    .faq-aside h2{color:#fff}
    .faq-aside p{color:rgba(255,255,255,.74)}
    .faq-list{display:grid;gap:14px}
    details.faq-card{overflow:hidden}
    details.faq-card[open]{border-color:var(--line-strong);background:#fff}
    summary{
      list-style:none;
      cursor:pointer;
      padding:20px 56px 20px 22px;
      position:relative;
      font-weight:830;
      color:var(--brand);
      transition:.2s ease;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      position:absolute;
      right:20px;
      top:50%;
      transform:translateY(-50%);
      width:28px;
      height:28px;
      border-radius:999px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:var(--lav);
      color:var(--purple);
      font-weight:900;
    }
    details[open] summary:after{content:"−";background:linear-gradient(135deg,var(--purple),var(--coral));color:#fff}
    .faq-card p{padding:0 22px 22px}
    .cta-section{padding:76px 0 90px}
    .cta-box{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:42px;
      background:
        radial-gradient(circle at 90% 18%,rgba(255,195,106,.35),transparent 30%),
        linear-gradient(135deg,#2B163D,#17121F);
      color:#fff;
      box-shadow:var(--shadow);
    }
    .cta-box:before{
      content:"";
      position:absolute;
      width:280px;
      height:280px;
      border-radius:999px;
      left:-120px;
      bottom:-140px;
      background:rgba(122,63,242,.22);
      filter:blur(3px);
    }
    .cta-inner{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .cta-box h2{color:#fff;margin-bottom:12px}
    .cta-box p{color:rgba(255,255,255,.76);max-width:700px;margin-bottom:0}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
    .site-footer{
      padding:58px 0 28px;
      background:#17121F;
      color:rgba(255,255,255,.72);
    }
    .site-footer .brand{color:#fff}
    .site-footer .brand small{color:rgba(255,255,255,.58)}
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .55fr .75fr;
      gap:42px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .footer-title{
      color:#fff;
      font-weight:850;
      margin-bottom:14px;
    }
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(255,255,255,.68);transition:.2s ease}
    .footer-links a:hover{color:var(--gold);transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      padding-top:22px;
      font-size:13px;
      color:rgba(255,255,255,.52);
    }
    @media (max-width:1024px){
      .desktop-nav,.header-cta{display:none}
      .mobile-toggle{display:inline-flex;align-items:center;justify-content:center}
      .mobile-menu.open{display:block}
      .hero-inner,.overview-grid,.content-grid,.method-wrap,.faq-grid{grid-template-columns:1fr}
      .method-note{position:relative;top:auto}
      .feature-grid{grid-template-columns:repeat(2,1fr)}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,1180px)}
      .section{padding:64px 0}
      .page-hero{padding:40px 0 56px}
      .section-head{display:block}
      .section-head p{margin-top:10px}
      .recommend-inner{grid-template-columns:1fr}
      .recommend-media img{height:210px}
      .mini-kpis{grid-template-columns:1fr}
      .featured-guide,.featured-guide img{min-height:420px;height:420px}
      .featured-copy{left:22px;right:22px;bottom:22px}
      .step-card{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .cta-box{padding:30px 22px}
    }
    @media (max-width:520px){
      .nav-wrap{min-height:70px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand{font-size:15px}
      h1{font-size:36px}
      .lead{font-size:16px}
      .btn{width:100%;min-height:48px}
      .hero-tags{gap:8px}
      .badge{font-size:12px}
      .content-grid{gap:18px}
      .toc-card,.recommend-card,.method-note{padding:22px}
      .footer-bottom{display:grid}
    }