:root{
      --bg:#f6f3ee;
      --bg2:#fffaf5;
      --card:#ffffff;
      --line:#e8dfd2;
      --text:#1f2937;
      --muted:#5f6876;
      --brand:#6f4ef2;
      --brand2:#ff7b54;
      --brand3:#19b3a5;
      --brand4:#f1c84c;
      --shadow:0 18px 50px rgba(31,41,55,.08);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(111,78,242,.12), transparent 24%),
        radial-gradient(circle at top right, rgba(255,123,84,.12), transparent 22%),
        linear-gradient(180deg, #fff 0%, var(--bg) 20%, #f9f7f2 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--container));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:1000;
      backdrop-filter:blur(14px);
      background:rgba(246,243,238,.82);
      border-bottom:1px solid rgba(232,223,210,.8);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:14px 0;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:5px}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px}
    .nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 0;position:relative}
    .nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand2));transition:.25s}
    .nav-links a:hover{color:var(--text)}
    .nav-links a:hover::after{width:100%}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:none;border-radius:999px;padding:12px 18px;font-weight:700;
      transition:.25s ease;cursor:pointer;white-space:nowrap;
    }
    .btn-primary{color:#fff;background:linear-gradient(135deg,var(--brand),#8b67ff);box-shadow:0 12px 28px rgba(111,78,242,.24)}
    .btn-secondary{color:var(--text);background:#fff;border:1px solid var(--line)}
    .btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(31,41,55,.12)}
    .menu-toggle{display:none}
    .hero{padding:34px 0 18px}
    .hero-grid{
      display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch
    }
    .hero-main,.hero-side,.section-card,.article-card,.service-card,.review-card,.faq-item,.quote-card,.compare-card,.form-card,.stat-card,.timeline-card,.tag-card,.contact-card,.network-card,.price-card{
      background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,250,244,.98));
      border:1px solid rgba(232,223,210,.9);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-main{padding:34px;position:relative;overflow:hidden}
    .hero-main::before,.hero-main::after{
      content:"";position:absolute;border-radius:50%;filter:blur(2px);opacity:.8;pointer-events:none
    }
    .hero-main::before{width:180px;height:180px;right:-50px;top:-40px;background:radial-gradient(circle, rgba(255,123,84,.28), transparent 65%)}
    .hero-main::after{width:220px;height:220px;left:-80px;bottom:-80px;background:radial-gradient(circle, rgba(111,78,242,.18), transparent 65%)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 14px;border-radius:999px;background:rgba(111,78,242,.08);color:#5638cc;font-size:13px;font-weight:700
    }
    h1{font-size:clamp(32px,5vw,54px);line-height:1.06;margin:18px 0 14px}
    .hero p{color:var(--muted);line-height:1.8;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}
    .mini-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}
    .mini-points div{
      padding:14px 14px 12px;border-radius:18px;background:rgba(255,255,255,.72);border:1px solid var(--line)
    }
    .mini-points b{display:block;font-size:18px}
    .mini-points span{font-size:13px;color:var(--muted)}
    .hero-side{padding:24px;display:grid;gap:14px;align-content:start}
    .hero-side .check{
      display:flex;gap:10px;align-items:flex-start;padding:14px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .dot{width:10px;height:10px;border-radius:50%;margin-top:6px;background:linear-gradient(135deg,var(--brand2),var(--brand))}
    .section{padding:18px 0}
    .section-card{padding:28px}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:20px}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:680px;line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .stat-card,.service-card,.review-card,.article-card,.timeline-card,.price-card,.network-card,.contact-card,.compare-card,.form-card,.tag-card,.quote-card{padding:20px}
    .stat-card h3,.service-card h3,.review-card h3,.article-card h3,.timeline-card h3,.price-card h3,.network-card h3,.contact-card h3,.compare-card h3,.form-card h3,.tag-card h3,.quote-card h3{margin:0 0 8px;font-size:18px}
    .stat-card p,.service-card p,.review-card p,.article-card p,.timeline-card p,.price-card p,.network-card p,.contact-card p,.compare-card p,.form-card p,.tag-card p,.quote-card p{margin:0;color:var(--muted);line-height:1.7}
    .stat-card strong{display:block;font-size:30px;margin-bottom:6px;background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
    .pill-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
    .pill{padding:8px 12px;border-radius:999px;background:#f8f4ff;border:1px solid #e3d8ff;color:#5c41c7;font-size:13px}
    .feature-list{display:grid;gap:10px;margin-top:14px}
    .feature-list span{display:flex;gap:10px;align-items:flex-start;color:var(--text)}
    .feature-list i{font-style:normal;color:var(--brand3);font-weight:700}
    .case-strip{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .case-strip img,.image-card img{width:100%;height:auto;border-radius:18px;border:1px solid var(--line)}
    .compare-table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:18px}
    .compare-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px}
    .compare-table th,.compare-table td{padding:14px 12px;border-bottom:1px solid #eee;text-align:left;vertical-align:top;min-width:150px}
    .compare-table th{background:#faf7f2;color:#2a3140}
    .rating{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:linear-gradient(135deg,rgba(255,215,130,.25),rgba(111,78,242,.08));font-weight:700}
    .timeline{display:grid;gap:12px}
    .timeline-item{display:flex;gap:14px;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .timeline-item b{display:block;margin-bottom:6px}
    .timeline-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:800;flex:0 0 auto}
    .faq details{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
    .faq summary{list-style:none;padding:16px 18px;font-weight:700;cursor:pointer}
    .faq summary::-webkit-details-marker{display:none}
    .faq .answer{padding:0 18px 16px;color:var(--muted);line-height:1.8}
    .reviews .review-card{display:grid;gap:12px}
    .review-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#8b67ff,#ff7b54);color:#fff;font-weight:800}
    .stars{color:#f59e0b;font-size:15px;letter-spacing:1px}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .article-card .meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px;color:var(--muted);font-size:13px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:grid;gap:8px}
    label{font-weight:700;font-size:14px}
    input,select,textarea{
      width:100%;padding:13px 14px;border:1px solid #dcd3c5;border-radius:14px;background:#fff;color:var(--text);
      outline:none;transition:.2s;
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#9b7bff;box-shadow:0 0 0 4px rgba(111,78,242,.08)}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tags a{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#445;transition:.2s}
    .tags a:hover{transform:translateY(-2px);border-color:#bba7ff}
    .footer{
      margin-top:18px;padding:28px 0 32px;border-top:1px solid rgba(232,223,210,.9);
      background:linear-gradient(180deg,rgba(250,247,242,.95),rgba(246,243,238,.98));
      color:#243042;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:18px;align-items:start}
    .footer a{color:#243042}
    .footer small{color:#51606f}
    .float-tools{
      position:fixed;right:16px;bottom:16px;z-index:1100;display:grid;gap:10px
    }
    .float-tools a,.float-tools button{
      width:48px;height:48px;border-radius:50%;border:none;display:grid;place-items:center;
      background:#fff;box-shadow:0 12px 28px rgba(31,41,55,.16);border:1px solid var(--line);cursor:pointer
    }
    .backtop{display:none}
    .mobile-only{display:none}
    .mobile-panel{display:none}
    .soft-note{font-size:13px;color:var(--muted)}
    .image-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .image-card{overflow:hidden}
    .image-card figcaption{padding:12px 2px 0;color:var(--muted);font-size:13px}
    .logo-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
    .logo-row img{width:84px;height:84px;object-fit:contain;border:1px solid var(--line);border-radius:18px;background:#fff;padding:8px}
    .border-note{padding:16px;border-radius:18px;background:linear-gradient(135deg,rgba(111,78,242,.06),rgba(255,123,84,.05));border:1px dashed #d8c8fb}
    .sticky-bar{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
    @media (max-width: 960px){
      .hero-grid,.grid-4,.grid-3,.articles,.footer-grid,.image-row,.case-strip,.grid-2,.form-grid{grid-template-columns:1fr}
      .nav-links,.nav-actions{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-panel{display:none;padding:0 0 14px}
      .mobile-panel.open{display:block}
      .mobile-panel .panel-links{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0 0 14px}
      .mobile-panel .panel-links a{padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--text);text-align:center}
      .hero-main{padding:24px}
      .mini-points{grid-template-columns:1fr}
      .section-card{padding:22px}
      .mobile-only{display:inline-flex}
    }
    @media (max-width: 640px){
      .container{width:min(100% - 24px, var(--container))}
      .brand span{max-width:140px}
      h1{font-size:30px}
      .section-head{flex-direction:column;align-items:flex-start}
      .compare-table th,.compare-table td{min-width:120px}
      .float-tools{right:12px;bottom:12px}
    }
    .reveal{opacity:0;transform:translateY(18px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}