:root{
      --bg:#fffaf4;
      --bg2:#f5f8ff;
      --card:#ffffff;
      --line:#e7e0d8;
      --text:#1f2937;
      --muted:#5b6675;
      --brand:#ff7a59;
      --brand2:#6b7cff;
      --brand3:#2cc7a5;
      --shadow:0 14px 40px rgba(31,41,55,.08);
      --shadow2:0 10px 24px rgba(255,122,89,.12);
      --radius:20px;
      --radius2:28px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(255,122,89,.10), transparent 18%),
        radial-gradient(circle at 92% 10%, rgba(107,124,255,.12), transparent 20%),
        radial-gradient(circle at 20% 78%, rgba(44,199,165,.10), transparent 22%),
        linear-gradient(180deg,var(--bg) 0%, #fff 50%, #fffaf6 100%);
      line-height:1.7;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--max);margin:0 auto;padding:0 20px}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:saturate(180%) blur(14px);
      background:rgba(255,250,244,.82);
      border-bottom:1px solid rgba(231,224,216,.85);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      min-height:72px;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:40px;height:40px;object-fit:contain;border-radius:10px;background:#fff;box-shadow:0 8px 24px rgba(31,41,55,.08)}
    .brand strong{display:block;font-size:16px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}
    .nav-toggle{
      display:none;border:0;background:#fff;color:var(--text);
      width:42px;height:42px;border-radius:14px;box-shadow:var(--shadow);cursor:pointer
    }
    .nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{
      font-size:14px;color:var(--muted);padding:10px 0;position:relative;white-space:nowrap
    }
    .nav-links a::after{
      content:"";position:absolute;left:0;bottom:4px;width:100%;height:2px;border-radius:999px;
      background:linear-gradient(90deg,var(--brand),var(--brand2));transform:scaleX(0);transform-origin:center;transition:.25s
    }
    .nav-links a:hover{color:var(--text)}
    .nav-links a:hover::after{transform:scaleX(1)}
    .home-cta{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:11px 16px;border-radius:999px;border:1px solid rgba(255,122,89,.22);
      background:linear-gradient(135deg,#fff 0%,#fff5ef 100%);box-shadow:var(--shadow2);
      color:#b74324;font-weight:700
    }
    .hero{
      padding:34px 0 18px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch;
    }
    .hero-card,.soft-card,.panel,.card,.faq-item,.review-card,.article-card,.case-card,.form-card,.network-card,.price-card,.compare-card{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(231,224,216,.95);
      border-radius:var(--radius2);
      box-shadow:var(--shadow);
    }
    .hero-card{
      padding:34px;position:relative;overflow:hidden;
      background:
        linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,250,244,.96)),
        radial-gradient(circle at 18% 18%, rgba(255,122,89,.18), transparent 18%),
        radial-gradient(circle at 86% 12%, rgba(107,124,255,.14), transparent 16%);
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      background:linear-gradient(135deg,rgba(255,122,89,.14),rgba(107,124,255,.12));
      color:#9c3b1e;padding:7px 12px;border-radius:999px;font-size:13px;font-weight:700
    }
    h1{
      margin:14px 0 12px;
      font-size:clamp(32px,5vw,54px);
      line-height:1.06;
      letter-spacing:-.02em;
    }
    .hero p{margin:0;color:var(--muted);font-size:16px;max-width:60ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;padding:13px 18px;font-weight:700;border:1px solid transparent;cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff9d61);color:#fff;box-shadow:0 14px 30px rgba(255,122,89,.24)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .hero-points{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px
    }
    .mini{
      padding:14px 15px;border-radius:18px;background:rgba(255,255,255,.85);border:1px solid rgba(231,224,216,.9)
    }
    .mini strong{display:block;font-size:18px}
    .mini span{font-size:13px;color:var(--muted)}
    .hero-side{
      display:grid;gap:14px;
    }
    .hero-side .panel{padding:20px}
    .stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:16px}
    .stat{
      padding:18px;border-radius:22px;
      background:linear-gradient(180deg,#fff,#fff8f2);
      border:1px solid rgba(231,224,216,.9)
    }
    .stat strong{display:block;font-size:28px;line-height:1;color:#111827}
    .stat span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
    section{padding:20px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:28px;line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:64ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card{padding:20px}
    .card h3,.panel h3,.compare-card h3,.form-card h3,.faq-item h3,.review-card h3,.article-card h3,.case-card h3,.price-card h3,.network-card h3{margin:0 0 10px;font-size:18px}
    .card p,.panel p,.review-card p,.article-card p,.case-card p,.price-card p,.network-card p{margin:0;color:var(--muted)}
    .icon{
      width:46px;height:46px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(255,122,89,.14),rgba(107,124,255,.12));margin-bottom:14px;
      font-size:22px
    }
    .tag-cloud,.service-tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span,.service-tags span{
      padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#415164
    }
    .split{
      display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start
    }
    .panel{padding:22px}
    .timeline{display:grid;gap:14px}
    .step{
      display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;
      padding:16px;border-radius:18px;background:#fff;border:1px solid rgba(231,224,216,.9)
    }
    .step b{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;color:#fff;
      background:linear-gradient(135deg,var(--brand),#ff9d61)
    }
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid rgba(231,224,216,.9);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 14px;text-align:left;border-bottom:1px solid #eee;vertical-align:top}
    th{background:#fff8f2;font-size:14px}
    tr:last-child td{border-bottom:0}
    .check{color:#0f9d58;font-weight:700}
    .cross{color:#d24d57;font-weight:700}
    .highlight{background:linear-gradient(135deg,rgba(255,122,89,.08),rgba(107,124,255,.06))}
    .score{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:12px
    }
    .score-badge{
      padding:10px 14px;border-radius:999px;background:linear-gradient(135deg,var(--brand),#ff9d61);
      color:#fff;font-weight:800
    }
    .compare-card .score-large{font-size:32px;font-weight:800;color:#111827}
    .compare-card .stars{color:#ff9d3a;font-size:18px;letter-spacing:2px}
    .faq-list{display:grid;gap:12px}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{
      width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;
      padding:18px 20px;background:transparent;border:0;color:var(--text);font:inherit;font-weight:700;text-align:left;cursor:pointer
    }
    .faq-a{padding:0 20px 18px;color:var(--muted);display:none}
    .faq-item.open .faq-a{display:block}
    .faq-icon{width:34px;height:34px;border-radius:12px;background:#fff8f2;display:grid;place-items:center;color:#b74324;flex:none}
    .reviews,.articles,.cases,.price-grid,.network-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review-card,.article-card,.case-card,.price-card,.network-card{padding:20px}
    .avatar{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,rgba(255,122,89,.18),rgba(107,124,255,.16));display:grid;place-items:center;font-weight:800;color:#7d3c26;margin-bottom:12px}
    .meta{display:flex;justify-content:space-between;gap:12px;align-items:center;color:var(--muted);font-size:13px;margin-top:12px}
    .price{font-size:28px;font-weight:800;color:#111827}
    .form-card{padding:22px}
    form{display:grid;gap:14px}
    .field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
    input,select,textarea{
      width:100%;padding:14px 15px;border-radius:16px;border:1px solid #d9dfe8;background:#fff;color:var(--text);
      font:inherit;outline:none;transition:border-color .2s,box-shadow .2s
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(255,122,89,.6);box-shadow:0 0 0 4px rgba(255,122,89,.12)}
    textarea{min-height:128px;resize:vertical}
    .submit{
      border:0;padding:14px 18px;border-radius:16px;background:linear-gradient(135deg,var(--brand2),#8d9bff);color:#fff;font-weight:800;cursor:pointer
    }
    .footer{
      padding:26px 0 34px;border-top:1px solid rgba(231,224,216,.95);background:#fffaf4;color:#2b3440;margin-top:12px
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .8fr;gap:16px;align-items:start}
    .footer a{color:#334155}
    .footer .muted{color:#5b6675}
    .footer .links{display:flex;flex-wrap:wrap;gap:10px}
    .footer .links a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line)}
    .float-tools{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-tools a,.float-tools button{
      width:48px;height:48px;border-radius:16px;border:0;display:grid;place-items:center;
      background:#fff;box-shadow:var(--shadow);cursor:pointer;color:#334155
    }
    .kefu{
      position:fixed;left:16px;bottom:16px;z-index:60;
      width:min(300px,calc(100vw - 32px));background:#fff;border:1px solid rgba(231,224,216,.95);border-radius:24px;box-shadow:var(--shadow);overflow:hidden
    }
    .kefu-head{padding:14px 16px;background:linear-gradient(135deg,#fff5ef,#f4f6ff);display:flex;justify-content:space-between;align-items:center;gap:12px}
    .kefu-body{padding:14px 16px;display:grid;gap:10px}
    .kefu img{width:118px;height:118px;object-fit:cover;border-radius:18px;border:1px solid var(--line)}
    .badge-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .badge-line span{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px}
    .reveal{opacity:0;transform:translateY(14px);transition:.7s ease}
    .reveal.in{opacity:1;transform:none}
    .topnote{
      display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:18px;color:var(--muted);font-size:14px
    }
    .topnote a{color:#b74324;font-weight:700}
    .article-card .meta, .case-card .meta{margin-top:16px}
    .horizontal-tags{display:flex;flex-wrap:wrap;gap:10px}
    .horizontal-tags span{padding:8px 11px;border-radius:14px;background:linear-gradient(180deg,#fff,#fff7f1);border:1px solid var(--line);font-size:13px}
    .subtle{font-size:13px;color:var(--muted)}
    .divider{height:1px;background:linear-gradient(90deg,transparent,rgba(231,224,216,1),transparent);margin:14px 0}
    .mobile-only{display:none}
    @media (max-width: 1024px){
      .hero-grid,.split,.footer-grid,.grid-4,.reviews,.articles,.cases,.price-grid,.network-grid,.grid-3{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 760px){
      .nav-toggle{display:grid;place-items:center}
      .nav-links{
        display:none;position:absolute;left:20px;right:20px;top:74px;background:#fff;border:1px solid var(--line);
        border-radius:20px;padding:14px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start
      }
      .nav-links.open{display:flex}
      .hero-grid,.split,.footer-grid,.grid-4,.reviews,.articles,.cases,.price-grid,.network-grid,.grid-3,.field-grid,.hero-points,.stat-grid{grid-template-columns:1fr}
      .hero-card{padding:24px}
      .section-head{flex-direction:column;align-items:flex-start}
      .mobile-only{display:block}
      .desktop-only{display:none}
      .kefu{left:12px;right:12px;bottom:76px;width:auto}
      .float-tools{right:12px;bottom:12px}
      .nav{position:relative}
      .nav-links a{padding:8px 0}
      h1{font-size:34px}
    }