/* roulang page: index */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#eaf2ff;
      --mint:#dff7ed;
      --amber:#f7c76a;
      --bg:#f7fbff;
      --surface:#ffffff;
      --surface-2:#eef6ff;
      --text:#102033;
      --muted:#5b6b82;
      --light:#8da0b8;
      --border:rgba(37,99,235,.14);
      --border-strong:rgba(37,99,235,.24);
      --radius:24px;
      --radius-lg:32px;
      --shadow:0 18px 48px rgba(30,64,175,.10);
      --shadow-hover:0 24px 70px rgba(30,64,175,.16);
      --nav:104px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 86% 8%, rgba(37,99,235,.11), transparent 28%),
        radial-gradient(circle at 20% 36%, rgba(31,186,143,.10), transparent 24%),
        linear-gradient(180deg,#f8fbff 0%,#f4f9ff 50%,#ffffff 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    .site-shell{min-height:100vh}
    .side-nav{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--nav);
      background:rgba(248,251,255,.92);
      border-right:1px solid var(--border);
      backdrop-filter:blur(18px);
      z-index:50;
      display:flex;
      flex-direction:column;
      align-items:center;
      padding:22px 14px;
    }
    .brand-mark{
      width:68px;height:68px;border-radius:22px;
      display:flex;align-items:center;justify-content:center;text-align:center;
      color:var(--primary-dark);font-weight:900;font-size:15px;line-height:1.15;
      background:linear-gradient(145deg,#fff,#eaf2ff);
      border:1px solid var(--border-strong);
      box-shadow:0 12px 28px rgba(37,99,235,.12);
    }
    .nav-list{display:flex;flex-direction:column;gap:12px;margin-top:42px;width:100%}
    .nav-item{
      position:relative;
      display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
      min-height:66px;border-radius:20px;color:#63738a;font-size:13px;font-weight:700;
      transition:all .22s ease;outline:none;
    }
    .nav-item svg{width:20px;height:20px;stroke-width:1.9;transition:transform .22s ease, color .22s ease}
    .nav-item:hover{background:#edf5ff;color:var(--primary-dark);transform:translateY(-1px)}
    .nav-item:hover svg{transform:translateY(-2px)}
    .nav-item.active{
      background:var(--primary-soft);color:var(--primary-dark);
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.12);
    }
    .nav-item.active:before{
      content:"";position:absolute;left:-14px;top:18px;width:4px;height:30px;border-radius:0 999px 999px 0;background:var(--primary);
    }
    .nav-badge{
      margin-top:auto;width:76px;border-radius:18px;padding:12px 8px;text-align:center;
      background:#fff;border:1px solid var(--border);box-shadow:0 10px 26px rgba(30,64,175,.07);
      font-size:12px;color:var(--muted);line-height:1.5;
    }
    .mobile-header{
      display:none;position:sticky;top:0;z-index:60;height:64px;
      background:rgba(248,251,255,.96);border-bottom:1px solid var(--border);
      backdrop-filter:blur(16px);
    }
    .mobile-menu{
      display:none;position:fixed;left:14px;right:14px;top:74px;z-index:70;
      background:#fff;border:1px solid var(--border);border-radius:24px;padding:12px;
      box-shadow:var(--shadow);
    }
    .mobile-menu.open{display:block}
    .mobile-link{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-radius:16px;font-weight:800;color:var(--muted)}
    .mobile-link.active,.mobile-link:hover{background:var(--primary-soft);color:var(--primary-dark)}
    .main-wrap{margin-left:var(--nav)}
    .container-main{width:min(1180px, calc(100% - 48px));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--border);
      color:var(--primary-dark);font-size:13px;font-weight:800;box-shadow:0 8px 20px rgba(37,99,235,.06);
    }
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:999px;background:#20b486;box-shadow:0 0 0 5px rgba(32,180,134,.12)}
    .hero{
      position:relative;min-height:720px;display:flex;align-items:center;overflow:hidden;
      background-image:linear-gradient(90deg,rgba(248,251,255,.96),rgba(248,251,255,.86),rgba(255,255,255,.76)),url('/assets/images/backpic/back-1.webp');
      background-size:cover;background-position:center;
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background-image:linear-gradient(rgba(37,99,235,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,.07) 1px,transparent 1px);
      background-size:34px 34px;mask-image:linear-gradient(180deg,rgba(0,0,0,.72),transparent 88%);
      pointer-events:none;
    }
    .hero-title{
      font-size:clamp(34px,5vw,56px);
      line-height:1.13;
      letter-spacing:-.04em;
      font-weight:950;
      color:#0c1c31;
    }
    .hero-title .grad{background:linear-gradient(90deg,#1d4ed8,#139c83);-webkit-background-clip:text;background-clip:text;color:transparent}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:48px;padding:0 22px;border-radius:999px;font-weight:850;
      border:1px solid transparent;transition:all .22s ease;cursor:pointer;outline:none;
    }
    .btn-primary{background:var(--primary);color:#fff;box-shadow:0 16px 32px rgba(37,99,235,.22)}
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 20px 42px rgba(37,99,235,.28)}
    .btn-secondary{background:#fff;color:var(--primary-dark);border-color:var(--border-strong);box-shadow:0 10px 24px rgba(30,64,175,.06)}
    .btn-secondary:hover{background:var(--primary-soft);transform:translateY(-2px)}
    .btn:active{transform:translateY(0);filter:saturate(.95)}
    .btn:focus-visible,.nav-item:focus-visible,.mobile-link:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
      outline:3px solid rgba(37,99,235,.28);outline-offset:3px;
    }
    .stat-chip{
      display:flex;align-items:center;gap:10px;padding:12px 14px;border-radius:18px;background:rgba(255,255,255,.86);
      border:1px solid var(--border);box-shadow:0 10px 24px rgba(30,64,175,.06);
    }
    .stat-chip b{font-size:20px;color:var(--primary-dark)}
    .visual-card{
      border-radius:var(--radius-lg);background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.8);
      box-shadow:var(--shadow);backdrop-filter:blur(12px);overflow:hidden;
    }
    .strategy-panel{
      position:relative;padding:24px;border-radius:30px;
      background:linear-gradient(145deg,#ffffff,#eff6ff);
      border:1px solid var(--border);
      box-shadow:var(--shadow);
    }
    .table-oval{
      aspect-ratio:1.45/1;border-radius:999px;
      background:radial-gradient(circle at center,rgba(32,180,134,.20),rgba(37,99,235,.10) 55%,rgba(255,255,255,.94) 56%);
      border:1px solid rgba(32,180,134,.18);position:relative;
    }
    .table-oval span{
      position:absolute;width:54px;height:76px;border-radius:12px;background:#fff;border:1px solid var(--border);
      box-shadow:0 10px 22px rgba(30,64,175,.10);display:flex;align-items:center;justify-content:center;
      color:var(--primary-dark);font-weight:950;
    }
    .table-oval span:nth-child(1){left:20%;top:18%;transform:rotate(-8deg)}
    .table-oval span:nth-child(2){right:22%;bottom:18%;transform:rotate(9deg)}
    .card{
      background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
      box-shadow:0 12px 32px rgba(30,64,175,.07);transition:all .24s ease;overflow:hidden;
    }
    .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--border-strong)}
    .tag{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary-dark);font-size:12px;font-weight:850}
    .tag.mint{background:var(--mint);color:#08735e}
    .tag.amber{background:#fff4d8;color:#926317}
    .section-title{font-size:clamp(26px,3vw,38px);line-height:1.22;font-weight:950;letter-spacing:-.03em;color:#102033}
    .section-desc{color:var(--muted);font-size:16px;line-height:1.85}
    .step-card{position:relative;padding:26px}
    .step-card .num{width:42px;height:42px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;font-weight:950;box-shadow:0 12px 24px rgba(37,99,235,.22)}
    .step-card.featured{background:linear-gradient(180deg,#ffffff,#edf5ff);border-color:rgba(37,99,235,.30);transform:translateY(-14px)}
    .package-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:26px;border:1px solid var(--border);box-shadow:var(--shadow);background:#fff}
    .package-table th,.package-table td{padding:20px;text-align:left;border-bottom:1px solid rgba(37,99,235,.10);vertical-align:top}
    .package-table th{background:#f1f7ff;color:#15345d;font-weight:950}
    .package-table tr:last-child td{border-bottom:0}
    .package-table td:not(:first-child),.package-table th:not(:first-child){border-left:1px solid rgba(37,99,235,.10)}
    .recommend{position:relative;background:linear-gradient(180deg,#f9fcff,#eef6ff)}
    .recommend:before{content:"推荐";position:absolute;top:12px;right:14px;padding:4px 8px;border-radius:999px;background:#fff4d8;color:#926317;font-size:12px;font-weight:900}
    .time-banner{
      position:relative;overflow:hidden;border-radius:32px;padding:34px;
      background-image:linear-gradient(100deg,rgba(37,99,235,.92),rgba(29,78,216,.72),rgba(32,180,134,.52)),url('/assets/images/backpic/back-2.webp');
      background-size:cover;background-position:center;color:#fff;box-shadow:0 24px 70px rgba(37,99,235,.24);
    }
    .time-banner:after{
      content:"";position:absolute;inset:-50% auto auto 45%;width:460px;height:460px;border-radius:50%;
      background:rgba(255,255,255,.16);filter:blur(4px);
    }
    .time-box{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);border-radius:20px;padding:14px;text-align:center;backdrop-filter:blur(10px)}
    .image-card img{height:220px;width:100%;object-fit:cover;transition:transform .5s ease}
    .image-card:hover img{transform:scale(1.04)}
    .form-card{
      background:#fff;border:1px solid var(--border);border-radius:32px;box-shadow:var(--shadow);padding:30px;
    }
    .field label{display:block;font-size:14px;font-weight:850;color:#31445d;margin-bottom:8px}
    .field input,.field select,.field textarea{
      width:100%;border:1px solid rgba(91,107,130,.24);border-radius:16px;background:#fbfdff;
      padding:13px 14px;color:var(--text);transition:all .2s ease;
    }
    .field textarea{min-height:118px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.10);background:#fff;outline:none}
    details.faq-item{
      background:#fff;border:1px solid var(--border);border-radius:20px;padding:0 20px;
      box-shadow:0 10px 28px rgba(30,64,175,.05);transition:all .22s ease;
    }
    details.faq-item[open]{border-color:rgba(37,99,235,.32);box-shadow:var(--shadow)}
    details.faq-item summary{
      list-style:none;cursor:pointer;padding:18px 0;font-weight:900;color:#14263b;display:flex;align-items:center;justify-content:space-between;gap:16px;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    details.faq-item summary:after{content:"+";width:28px;height:28px;border-radius:999px;background:var(--primary-soft);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
    details.faq-item[open] summary:after{content:"−";background:var(--primary);color:#fff}
    details.faq-item p{color:var(--muted);padding:0 0 18px;margin:0}
    .footer{
      margin-left:var(--nav);background:#f2f7fd;border-top:1px solid var(--border);padding:44px 0 28px;
    }
    .footer a{color:var(--muted);font-weight:750;transition:color .2s ease}
    .footer a:hover{color:var(--primary-dark)}
    .footer-brand{font-size:22px;font-weight:950;color:#12243a}
    .mobile-only-package{display:none}
    @media (max-width:1024px){
      .container-main{width:min(100% - 36px, 960px)}
      .hero{min-height:auto;padding:92px 0 70px}
      .step-card.featured{transform:none}
      .package-table th,.package-table td{padding:16px}
    }
    @media (max-width:768px){
      :root{--nav:0px}
      .side-nav{display:none}
      .mobile-header{display:flex}
      .main-wrap,.footer{margin-left:0}
      .container-main{width:min(100% - 28px, 680px)}
      .section{padding:58px 0}
      .section-tight{padding:46px 0}
      .hero{padding:54px 0 56px;background-image:linear-gradient(180deg,rgba(248,251,255,.97),rgba(248,251,255,.89)),url('/assets/images/backpic/back-1.webp')}
      .lead{font-size:16px}
      .btn{width:100%;min-height:50px}
      .desktop-package{display:none}
      .mobile-only-package{display:grid}
      .time-banner{padding:24px;border-radius:26px}
      .form-card{padding:22px;border-radius:26px}
      .image-card img{height:190px}
    }
    @media (max-width:520px){
      .brand-mark{width:54px;height:54px;border-radius:18px;font-size:13px}
      .hero-title{font-size:34px}
      .stat-chip{align-items:flex-start}
      .section-title{font-size:27px}
      .time-box{padding:12px 8px}
      .card{border-radius:22px}
    }

/* roulang page: category1 */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#dbeafe;
      --accent:#0f766e;
      --amber:#f59e0b;
      --bg:#f7fbff;
      --panel:#ffffff;
      --text:#0f172a;
      --muted:#64748b;
      --line:rgba(37,99,235,.14);
      --radius-lg:28px;
      --radius-md:20px;
      --shadow-sm:0 10px 28px rgba(30,64,175,.08);
      --shadow-md:0 20px 50px rgba(30,64,175,.13);
      --nav-w:108px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 8%,rgba(37,99,235,.10),transparent 30%),
        radial-gradient(circle at 86% 20%,rgba(15,118,110,.08),transparent 26%),
        linear-gradient(180deg,#f8fbff 0%,#f7fbff 48%,#eef6ff 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:var(--primary-soft);color:var(--primary-dark)}
    :focus-visible{outline:3px solid rgba(37,99,235,.32);outline-offset:4px;border-radius:12px}
    .container-main{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .page-shell{margin-left:var(--nav-w);min-height:100vh}
    .side-nav{
      position:fixed;left:0;top:0;bottom:0;width:var(--nav-w);z-index:50;
      background:rgba(248,251,255,.92);
      backdrop-filter:blur(18px);
      border-right:1px solid var(--line);
      display:flex;flex-direction:column;align-items:center;
      padding:22px 14px;
      gap:24px;
    }
    .brand-mark{
      width:76px;min-height:76px;border-radius:24px;
      display:flex;align-items:center;justify-content:center;text-align:center;
      padding:10px;
      font-weight:950;line-height:1.15;letter-spacing:-.03em;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#38bdf8);
      box-shadow:0 18px 36px rgba(37,99,235,.24);
      transition:var(--ease);
    }
    .brand-mark:hover{transform:translateY(-2px);box-shadow:0 22px 42px rgba(37,99,235,.30)}
    .nav-list{width:100%;display:grid;gap:10px}
    .nav-item{
      position:relative;width:100%;
      min-height:74px;border-radius:22px;
      display:flex;flex-direction:column;align-items:center;justify-content:center;
      gap:7px;color:#64748b;font-size:13px;font-weight:800;
      transition:var(--ease);
    }
    .nav-item svg{width:23px;height:23px;stroke-width:2;transition:var(--ease)}
    .nav-item:hover{background:#eef6ff;color:var(--primary-dark)}
    .nav-item:hover svg{transform:translateY(-1px)}
    .nav-item.active{
      background:#eaf2ff;color:var(--primary-dark);
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.10);
    }
    .nav-item.active:before{
      content:"";position:absolute;left:6px;top:20px;bottom:20px;width:4px;
      border-radius:99px;background:var(--primary);
    }
    .nav-badge{
      margin-top:auto;width:80px;border-radius:20px;padding:12px 8px;text-align:center;
      color:#1e3a8a;background:#fff;border:1px solid var(--line);
      font-size:12px;font-weight:900;line-height:1.55;
      box-shadow:var(--shadow-sm);
    }
    .section{padding:86px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      border:1px solid rgba(37,99,235,.16);
      background:rgba(255,255,255,.74);
      color:var(--primary-dark);
      padding:8px 13px;border-radius:999px;
      font-size:13px;font-weight:900;
      box-shadow:0 8px 20px rgba(30,64,175,.05);
    }
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 5px rgba(34,197,94,.12)}
    .hero{
      position:relative;
      padding:58px 0 44px;
      background-image:
        linear-gradient(90deg,rgba(247,251,255,.96),rgba(247,251,255,.86),rgba(255,255,255,.76)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;
      background-position:center;
      overflow:hidden;
    }
    .hero:after{
      content:"";position:absolute;inset:0;pointer-events:none;
      background-image:
        linear-gradient(rgba(37,99,235,.055) 1px,transparent 1px),
        linear-gradient(90deg,rgba(37,99,235,.055) 1px,transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(90deg,#000,transparent 92%);
    }
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:#64748b;font-size:14px;font-weight:700}
    .breadcrumb a{color:#1d4ed8}
    .breadcrumb span{color:#94a3b8}
    .hero h1{
      margin:18px 0 18px;
      max-width:760px;
      font-size:clamp(34px,4.4vw,54px);
      line-height:1.13;
      letter-spacing:-.055em;
      font-weight:950;
      color:#0f172a;
    }
    .hero p.lead{font-size:18px;line-height:1.85;color:#475569;max-width:720px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:48px;padding:0 22px;border-radius:999px;
      font-weight:950;transition:var(--ease);border:1px solid transparent;
      cursor:pointer;
    }
    .btn-primary{background:var(--primary);color:white;box-shadow:0 16px 28px rgba(37,99,235,.22)}
    .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 22px 38px rgba(37,99,235,.28)}
    .btn-secondary{background:white;color:var(--primary-dark);border-color:rgba(37,99,235,.18)}
    .btn-secondary:hover{background:#eff6ff;transform:translateY(-2px)}
    .btn:active{transform:translateY(0);filter:saturate(.96)}
    .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:7px 12px;border-radius:999px;background:#fff;
      border:1px solid rgba(37,99,235,.12);
      color:#475569;font-size:13px;font-weight:800;
    }
    .visual-card{
      position:relative;border-radius:32px;background:rgba(255,255,255,.86);
      border:1px solid rgba(37,99,235,.14);box-shadow:var(--shadow-md);
      padding:18px;overflow:hidden;
    }
    .visual-card img{height:310px;width:100%;object-fit:cover;border-radius:24px}
    .floating-note{
      position:absolute;left:32px;bottom:32px;right:32px;
      padding:18px;border-radius:22px;background:rgba(255,255,255,.92);
      border:1px solid rgba(37,99,235,.12);
      box-shadow:0 18px 40px rgba(15,23,42,.12);
    }
    .mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
    .mini-stat{border-radius:16px;background:#f8fbff;padding:10px;text-align:center;border:1px solid rgba(37,99,235,.10)}
    .mini-stat strong{display:block;color:var(--primary-dark);font-size:18px;line-height:1.2}
    .mini-stat span{font-size:12px;color:#64748b;font-weight:800}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:30px}
    .section-head h2{font-size:clamp(26px,3vw,38px);line-height:1.2;font-weight:950;letter-spacing:-.04em}
    .section-head p{color:#64748b;max-width:620px}
    .card{
      background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);transition:var(--ease);overflow:hidden;
    }
    .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(37,99,235,.22)}
    .filter-bar{
      display:flex;flex-wrap:wrap;gap:10px;padding:14px;border-radius:24px;background:#fff;
      border:1px solid var(--line);box-shadow:var(--shadow-sm);
    }
    .filter-pill{
      padding:9px 14px;border-radius:999px;background:#f8fbff;color:#475569;
      border:1px solid rgba(37,99,235,.10);font-size:14px;font-weight:900;transition:var(--ease);
    }
    .filter-pill.active,.filter-pill:hover{background:#eaf2ff;color:#1d4ed8;border-color:rgba(37,99,235,.22)}
    .path-wrap{position:relative}
    .path-wrap:before{
      content:"";position:absolute;left:8%;right:8%;top:58px;height:3px;
      background:linear-gradient(90deg,#bfdbfe,#2563eb,#99f6e4);border-radius:999px;
    }
    .path-card{position:relative;padding:26px;border-radius:26px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
    .path-num{
      width:44px;height:44px;border-radius:16px;display:flex;align-items:center;justify-content:center;
      color:#fff;background:linear-gradient(135deg,var(--primary),#14b8a6);font-weight:950;
      box-shadow:0 12px 24px rgba(37,99,235,.18);
      margin-bottom:16px;
    }
    .topic-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
    .topic-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .topic-card{display:grid;grid-template-columns:142px 1fr;gap:18px;padding:16px}
    .topic-card .img-box{overflow:hidden;border-radius:20px;min-height:140px;background:#eff6ff}
    .topic-card img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
    .topic-card:hover img{transform:scale(1.05)}
    .topic-card h3{font-size:20px;font-weight:950;line-height:1.35;transition:var(--ease)}
    .topic-card:hover h3{color:var(--primary-dark)}
    .topic-card p{font-size:14px;color:#64748b;line-height:1.7;margin-top:8px}
    .read-link{display:inline-flex;align-items:center;gap:6px;color:#1d4ed8;font-weight:950;margin-top:12px}
    .featured{
      padding:26px;
      background:
        radial-gradient(circle at 88% 12%,rgba(37,99,235,.12),transparent 32%),
        linear-gradient(145deg,#ffffff,#eff6ff);
    }
    .featured ul{display:grid;gap:12px;margin-top:18px}
    .featured li{
      display:flex;gap:10px;align-items:flex-start;
      padding:12px;border-radius:18px;background:rgba(255,255,255,.72);
      border:1px solid rgba(37,99,235,.10);
      color:#475569;font-weight:700;
    }
    .featured li:before{content:"✓";color:#0f766e;font-weight:950}
    .guide-panel{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center;
      padding:26px;border-radius:32px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
    }
    .guide-panel img{height:360px;width:100%;object-fit:cover;border-radius:26px;box-shadow:0 18px 36px rgba(15,23,42,.10)}
    .check-list{display:grid;gap:12px;margin-top:20px}
    .check-item{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start;padding:14px;border-radius:18px;background:#f8fbff;border:1px solid rgba(37,99,235,.10)}
    .check-icon{width:38px;height:38px;border-radius:14px;background:#dbeafe;color:#1d4ed8;display:flex;align-items:center;justify-content:center;font-weight:950}
    .rank-table{overflow:hidden;border-radius:28px;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:#fff}
    .rank-row{display:grid;grid-template-columns:1fr 1.2fr .9fr;gap:16px;padding:18px 22px;border-bottom:1px solid rgba(37,99,235,.10);align-items:center}
    .rank-row:last-child{border-bottom:none}
    .rank-head{background:#eef6ff;font-weight:950;color:#1e3a8a}
    .level{display:inline-flex;width:max-content;padding:6px 10px;border-radius:999px;background:#ecfeff;color:#0f766e;font-size:12px;font-weight:950}
    .faq-wrap{display:grid;gap:14px}
    details.faq{
      background:#fff;border:1px solid var(--line);border-radius:22px;
      padding:0;box-shadow:0 10px 24px rgba(30,64,175,.06);overflow:hidden;
      transition:var(--ease);
    }
    details.faq[open]{border-color:rgba(37,99,235,.28);box-shadow:var(--shadow-sm)}
    details.faq summary{
      list-style:none;cursor:pointer;padding:20px 22px;font-weight:950;
      display:flex;align-items:center;justify-content:space-between;gap:16px;
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq summary:after{content:"＋";color:var(--primary);font-size:22px;line-height:1;transition:var(--ease)}
    details.faq[open] summary:after{content:"－";transform:rotate(180deg)}
    details.faq p{padding:0 22px 22px;color:#64748b}
    .cta-panel{
      position:relative;overflow:hidden;border-radius:34px;padding:34px;
      background:
        linear-gradient(135deg,rgba(37,99,235,.92),rgba(14,165,233,.82)),
        url('/assets/images/backpic/back-1.webp');
      background-size:cover;background-position:center;
      color:#fff;box-shadow:0 24px 54px rgba(37,99,235,.26);
    }
    .cta-panel:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(90deg,rgba(15,23,42,.18),transparent 70%);
      pointer-events:none;
    }
    .cta-panel > *{position:relative}
    .cta-panel p{color:rgba(255,255,255,.86)}
    .footer{
      margin-left:var(--nav-w);
      background:rgba(255,255,255,.76);
      border-top:1px solid var(--line);
      padding:54px 0 34px;
    }
    .footer-brand{font-size:24px;font-weight:950;letter-spacing:-.04em;color:#0f172a}
    .footer a{color:#475569;font-weight:800;transition:var(--ease)}
    .footer a:hover{color:var(--primary-dark);transform:translateX(2px)}
    @media (max-width:1024px){
      .hero-inner,.topic-grid,.guide-panel{grid-template-columns:1fr}
      .topic-list{grid-template-columns:1fr}
      .path-wrap:before{display:none}
      .rank-row{grid-template-columns:1fr;gap:8px}
    }
    @media (max-width:768px){
      :root{--nav-w:0px}
      body{padding-top:74px}
      .page-shell,.footer{margin-left:0}
      .side-nav{
        right:0;bottom:auto;width:100%;height:74px;flex-direction:row;justify-content:space-between;
        padding:10px 14px;border-right:0;border-bottom:1px solid var(--line);
      }
      .brand-mark{width:auto;min-height:52px;height:52px;border-radius:18px;padding:0 14px;white-space:nowrap}
      .nav-list{display:flex;gap:6px;justify-content:flex-end;width:auto;overflow-x:auto}
      .nav-item{min-height:52px;min-width:72px;border-radius:16px;font-size:12px;padding:0 8px}
      .nav-item svg{width:19px;height:19px}
      .nav-item.active:before{left:14px;right:14px;top:auto;bottom:4px;width:auto;height:3px}
      .nav-badge{display:none}
      .container-main{width:min(100% - 32px,1180px)}
      .hero{padding:34px 0 30px}
      .section{padding:58px 0}
      .section-tight{padding:46px 0}
      .section-head{display:block}
      .section-head p{margin-top:10px}
      .hero-actions .btn{width:100%}
      .visual-card img{height:260px}
      .floating-note{position:static;margin-top:14px}
      .mini-grid{grid-template-columns:1fr}
      .topic-card{grid-template-columns:1fr}
      .topic-card .img-box{height:190px}
      .guide-panel img{height:250px}
      .cta-panel{padding:26px;border-radius:26px}
    }
    @media (max-width:520px){
      .nav-item span{display:none}
      .nav-item{min-width:48px}
      .hero h1{font-size:34px}
      .filter-bar{padding:10px}
      .filter-pill{font-size:13px;padding:8px 11px}
      .path-card,.featured,.guide-panel{padding:20px}
    }

/* roulang page: category2 */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#eaf2ff;
      --accent:#13b8a6;
      --accent-soft:#e9fbf7;
      --amber:#f59e0b;
      --bg:#f7fbff;
      --panel:#ffffff;
      --text:#0f172a;
      --muted:#64748b;
      --line:rgba(37,99,235,.13);
      --line-strong:rgba(37,99,235,.22);
      --shadow:0 18px 44px rgba(30,64,175,.10);
      --shadow-hover:0 24px 58px rgba(30,64,175,.16);
      --radius:26px;
      --nav-width:108px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at 82% 8%, rgba(37,99,235,.10), transparent 28%),
        radial-gradient(circle at 14% 52%, rgba(19,184,166,.08), transparent 32%),
        linear-gradient(180deg,#f8fbff 0%,#f7fbff 48%,#eef6ff 100%);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      line-height:1.75;
      min-height:100vh;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    :focus-visible{
      outline:3px solid rgba(37,99,235,.38);
      outline-offset:3px;
      border-radius:14px;
    }
    .container-main{
      width:min(1180px,calc(100% - 48px));
      margin-inline:auto;
    }
    .page-shell{
      padding-left:var(--nav-width);
      min-height:100vh;
    }
    .side-nav{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--nav-width);
      z-index:40;
      display:flex;
      flex-direction:column;
      align-items:center;
      gap:22px;
      padding:22px 14px;
      background:rgba(248,251,255,.92);
      border-right:1px solid var(--line);
      backdrop-filter:blur(16px);
    }
    .brand-mark{
      width:76px;
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:center;
      text-align:center;
      padding:10px;
      border-radius:24px;
      color:#fff;
      font-weight:900;
      line-height:1.12;
      letter-spacing:.02em;
      background:linear-gradient(145deg,var(--primary),#3b82f6 58%,#0ea5e9);
      box-shadow:0 16px 34px rgba(37,99,235,.28);
      transition:transform .25s ease, box-shadow .25s ease;
    }
    .brand-mark:hover{transform:translateY(-2px);box-shadow:0 20px 40px rgba(37,99,235,.34)}
    .nav-list{
      width:100%;
      display:grid;
      gap:10px;
      margin-top:8px;
    }
    .nav-item{
      position:relative;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:7px;
      min-height:72px;
      border-radius:20px;
      color:#475569;
      font-size:13px;
      font-weight:800;
      transition:background .22s ease,color .22s ease,transform .22s ease;
    }
    .nav-item svg{
      width:22px;
      height:22px;
      stroke-width:2;
      transition:transform .22s ease,opacity .22s ease;
    }
    .nav-item:hover{
      background:#eef6ff;
      color:var(--primary-dark);
      transform:translateY(-1px);
    }
    .nav-item:hover svg{transform:translateY(-1px);opacity:.92}
    .nav-item.active{
      background:linear-gradient(180deg,#eaf2ff,#f7fbff);
      color:var(--primary-dark);
      box-shadow:inset 0 0 0 1px rgba(37,99,235,.12);
    }
    .nav-item.active::before{
      content:"";
      position:absolute;
      left:8px;
      top:18px;
      bottom:18px;
      width:4px;
      border-radius:99px;
      background:var(--primary);
    }
    .nav-badge{
      margin-top:auto;
      width:76px;
      padding:12px 8px;
      text-align:center;
      border-radius:20px;
      font-size:12px;
      font-weight:900;
      line-height:1.45;
      color:#0f766e;
      background:linear-gradient(180deg,#ecfdf5,#eff6ff);
      border:1px solid rgba(19,184,166,.20);
    }
    .mobile-header{
      display:none;
      position:sticky;
      top:0;
      z-index:45;
      background:rgba(248,251,255,.94);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(16px);
    }
    .mobile-bar{
      height:64px;
      width:min(1180px,calc(100% - 32px));
      margin:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .mobile-logo{
      font-weight:950;
      color:var(--primary-dark);
      display:flex;
      align-items:center;
      gap:10px;
    }
    .mobile-logo::before{
      content:"";
      width:34px;
      height:34px;
      border-radius:12px;
      background:linear-gradient(145deg,var(--primary),#0ea5e9);
      box-shadow:0 10px 22px rgba(37,99,235,.25);
    }
    .menu-toggle{
      width:44px;
      height:44px;
      border:1px solid var(--line-strong);
      border-radius:15px;
      background:#fff;
      color:var(--primary-dark);
      font-weight:900;
      cursor:pointer;
      box-shadow:0 10px 22px rgba(30,64,175,.08);
    }
    .mobile-menu{
      display:none;
      width:min(1180px,calc(100% - 32px));
      margin:0 auto 14px;
      padding:10px;
      border:1px solid var(--line);
      border-radius:20px;
      background:#fff;
      box-shadow:var(--shadow);
    }
    .mobile-menu.open{display:grid;gap:6px}
    .mobile-menu a{
      padding:12px 14px;
      border-radius:14px;
      font-weight:850;
      color:#475569;
    }
    .mobile-menu a.active{
      color:var(--primary-dark);
      background:var(--primary-soft);
    }
    .section{
      padding:82px 0;
    }
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#fff;
      color:var(--primary-dark);
      border:1px solid var(--line-strong);
      box-shadow:0 10px 22px rgba(30,64,175,.06);
      font-weight:900;
      font-size:13px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:99px;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(19,184,166,.12);
    }
    .hero{
      position:relative;
      overflow:hidden;
      min-height:640px;
      display:flex;
      align-items:center;
      padding:84px 0 76px;
      background-image:
        linear-gradient(90deg,rgba(247,251,255,.98),rgba(247,251,255,.86) 47%,rgba(234,242,255,.78)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;
      background-position:center;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(37,99,235,.055) 1px,transparent 1px),
        linear-gradient(90deg,rgba(37,99,235,.055) 1px,transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(90deg,#000,transparent 85%);
      pointer-events:none;
    }
    .hero-inner{position:relative;z-index:2}
    .hero h1{
      margin:18px 0 20px;
      max-width:760px;
      font-size:clamp(34px,5vw,56px);
      line-height:1.12;
      font-weight:950;
      letter-spacing:-.04em;
      color:#0b1220;
    }
    .hero-lead{
      max-width:720px;
      color:#475569;
      font-size:18px;
      line-height:1.9;
    }
    .hero-panel{
      position:relative;
      border-radius:32px;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(255,255,255,.76);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-panel img{
      width:100%;
      height:250px;
      object-fit:cover;
    }
    .panel-body{padding:24px}
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:24px;
    }
    .metric{
      padding:16px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 26px rgba(30,64,175,.07);
    }
    .metric strong{
      display:block;
      color:var(--primary-dark);
      font-size:22px;
      line-height:1.1;
      font-weight:950;
    }
    .metric span{
      display:block;
      margin-top:6px;
      color:#64748b;
      font-size:13px;
      font-weight:750;
    }
    .btn-row{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:48px;
      padding:13px 22px;
      border-radius:999px;
      font-weight:900;
      line-height:1;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#1d4ed8);
      box-shadow:0 16px 32px rgba(37,99,235,.26);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 44px rgba(37,99,235,.32);background:linear-gradient(135deg,#1d4ed8,#1e40af)}
    .btn-primary:active{transform:translateY(0);box-shadow:0 12px 24px rgba(37,99,235,.22)}
    .btn-secondary{
      color:var(--primary-dark);
      background:#fff;
      border:1px solid var(--line-strong);
      box-shadow:0 12px 26px rgba(30,64,175,.08);
    }
    .btn-secondary:hover{transform:translateY(-2px);background:var(--primary-soft);border-color:rgba(37,99,235,.32)}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:34px;
    }
    .section-head h2{
      margin:12px 0 0;
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.18;
      font-weight:950;
      letter-spacing:-.03em;
    }
    .section-head p{
      max-width:650px;
      margin:0;
      color:var(--muted);
    }
    .card{
      border-radius:var(--radius);
      background:var(--panel);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    }
    .card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(37,99,235,.24);
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-size:12px;
      font-weight:950;
    }
    .tag.green{background:var(--accent-soft);color:#0f766e}
    .tag.amber{background:#fff7ed;color:#b45309}
    .scenario-grid{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:20px;
    }
    .scenario-large{
      min-height:430px;
      overflow:hidden;
      display:grid;
      grid-template-columns:1fr;
    }
    .scenario-large .image-wrap{
      position:relative;
      min-height:230px;
      overflow:hidden;
    }
    .scenario-large img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .45s ease;
    }
    .scenario-large:hover img{transform:scale(1.04)}
    .scenario-large .content{padding:28px}
    .scenario-stack{display:grid;gap:20px}
    .mini-card{
      padding:24px;
      min-height:205px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      background:
        radial-gradient(circle at 90% 12%,rgba(37,99,235,.10),transparent 34%),
        #fff;
    }
    .mini-card h3,.scenario-large h3{
      margin:14px 0 10px;
      font-size:22px;
      line-height:1.25;
      font-weight:950;
    }
    .mini-card p,.scenario-large p{color:#64748b;margin:0}
    .steps{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .steps::before{
      content:"";
      position:absolute;
      left:10%;
      right:10%;
      top:40px;
      height:2px;
      background:linear-gradient(90deg,rgba(37,99,235,.20),rgba(19,184,166,.22));
      z-index:0;
    }
    .step{
      position:relative;
      z-index:1;
      padding:24px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 14px 30px rgba(30,64,175,.07);
    }
    .step-no{
      width:48px;
      height:48px;
      display:grid;
      place-items:center;
      border-radius:18px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),#0ea5e9);
      font-weight:950;
      box-shadow:0 12px 26px rgba(37,99,235,.24);
    }
    .step h3{
      margin:18px 0 8px;
      font-size:19px;
      font-weight:950;
    }
    .step p{margin:0;color:#64748b;font-size:15px}
    .compare-wrap{
      overflow:hidden;
      border-radius:28px;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      background:#fff;
    }
    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
    }
    .compare-table th,.compare-table td{
      padding:20px 22px;
      text-align:left;
      border-bottom:1px solid rgba(37,99,235,.10);
      vertical-align:top;
    }
    .compare-table th{
      color:#0f172a;
      background:#f1f7ff;
      font-size:15px;
      font-weight:950;
    }
    .compare-table td{
      color:#475569;
      font-size:15px;
    }
    .compare-table tr:last-child td{border-bottom:0}
    .compare-table .plan{
      color:var(--primary-dark);
      font-weight:950;
      white-space:nowrap;
    }
    .featured-cell{
      background:linear-gradient(180deg,#f8fbff,#ffffff);
      box-shadow:inset 4px 0 0 rgba(37,99,235,.42);
    }
    .benefit-list{
      display:grid;
      gap:12px;
    }
    .benefit-item{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:16px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(37,99,235,.10);
    }
    .benefit-item span{
      flex:0 0 auto;
      width:24px;
      height:24px;
      display:grid;
      place-items:center;
      border-radius:9px;
      color:#fff;
      background:var(--accent);
      font-size:13px;
      font-weight:950;
    }
    .visual-card{
      position:relative;
      overflow:hidden;
      min-height:360px;
      border-radius:30px;
      box-shadow:var(--shadow);
    }
    .visual-card img{
      width:100%;
      height:100%;
      min-height:360px;
      object-fit:cover;
    }
    .visual-card::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,transparent 30%,rgba(15,23,42,.62));
    }
    .visual-caption{
      position:absolute;
      left:24px;
      right:24px;
      bottom:22px;
      z-index:2;
      color:#fff;
    }
    .visual-caption h3{
      margin:0 0 8px;
      font-size:24px;
      font-weight:950;
    }
    .visual-caption p{margin:0;color:rgba(255,255,255,.86)}
    .cta-band{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:36px;
      background:
        linear-gradient(110deg,rgba(37,99,235,.95),rgba(14,165,233,.86)),
        url('/assets/images/backpic/back-3.webp');
      background-size:cover;
      background-position:center;
      color:#fff;
      box-shadow:0 24px 60px rgba(37,99,235,.24);
    }
    .cta-band::before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        radial-gradient(circle at 82% 22%,rgba(255,255,255,.26),transparent 24%),
        linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);
      background-size:auto,32px 32px,32px 32px;
      pointer-events:none;
    }
    .cta-band > *{position:relative;z-index:1}
    .cta-band p{color:rgba(255,255,255,.86)}
    .form-card{
      padding:30px;
      border-radius:30px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
    }
    .field label{
      display:block;
      margin-bottom:8px;
      color:#334155;
      font-size:14px;
      font-weight:900;
    }
    .field input,.field select,.field textarea{
      width:100%;
      min-height:48px;
      border:1px solid rgba(37,99,235,.18);
      border-radius:16px;
      padding:12px 14px;
      color:#0f172a;
      background:#f8fbff;
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .field textarea{min-height:128px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      outline:0;
      border-color:rgba(37,99,235,.58);
      background:#fff;
      box-shadow:0 0 0 5px rgba(37,99,235,.10);
    }
    .faq-list{display:grid;gap:14px}
    details.faq{
      border-radius:22px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 12px 28px rgba(30,64,175,.06);
      overflow:hidden;
      transition:border-color .2s ease,box-shadow .2s ease;
    }
    details.faq[open]{
      border-color:rgba(37,99,235,.35);
      box-shadow:var(--shadow);
    }
    details.faq summary{
      cursor:pointer;
      list-style:none;
      padding:20px 24px;
      font-weight:950;
      color:#0f172a;
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
    }
    details.faq summary::-webkit-details-marker{display:none}
    details.faq summary::after{
      content:"+";
      width:28px;
      height:28px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:10px;
      color:var(--primary-dark);
      background:var(--primary-soft);
      font-weight:950;
      transition:transform .2s ease;
    }
    details.faq[open] summary::after{content:"−";transform:rotate(180deg)}
    details.faq p{
      margin:0;
      padding:0 24px 22px;
      color:#64748b;
    }
    .footer{
      margin-left:var(--nav-width);
      padding:54px 0 34px;
      background:rgba(255,255,255,.74);
      border-top:1px solid var(--line);
    }
    .footer-brand{
      font-size:24px;
      line-height:1;
      font-weight:950;
      color:var(--primary-dark);
    }
    .footer a{
      color:#475569;
      font-weight:800;
      transition:color .2s ease,transform .2s ease;
    }
    .footer a:hover{color:var(--primary-dark);transform:translateX(2px)}
    @media (max-width:1024px){
      .container-main{width:min(100% - 36px,920px)}
      .scenario-grid{grid-template-columns:1fr}
      .steps{grid-template-columns:repeat(2,1fr)}
      .steps::before{display:none}
      .hero{min-height:auto;padding:68px 0}
      .metric-grid{grid-template-columns:repeat(3,1fr)}
      .compare-wrap{overflow-x:auto}
      .compare-table{min-width:760px}
    }
    @media (max-width:768px){
      .side-nav{display:none}
      .mobile-header{display:block}
      .page-shell{padding-left:0}
      .footer{margin-left:0}
      .section{padding:58px 0}
      .section-tight{padding:44px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .hero{padding:52px 0 58px}
      .hero-lead{font-size:16px}
      .btn-row{flex-direction:column}
      .btn{width:100%}
      .metric-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .cta-band{padding:28px 22px;border-radius:26px}
      .compare-table{display:none}
      .mobile-plans{display:grid!important}
    }
    @media (max-width:520px){
      .container-main{width:calc(100% - 28px)}
      .hero h1{font-size:34px}
      .steps{grid-template-columns:1fr}
      .scenario-large .content,.mini-card,.form-card{padding:22px}
      .hero-panel img{height:210px}
      details.faq summary{padding:18px}
      details.faq p{padding:0 18px 20px}
    }