:root{
      --bg:#f7f6f2;
      --panel:#ffffff;
      --panel-2:#fff8ef;
      --line:#e8e1d4;
      --text:#1f2937;
      --muted:#5b6472;
      --brand:#0f5ef7;
      --brand-2:#ff5b2e;
      --brand-3:#ffb703;
      --success:#0f9d58;
      --shadow:0 18px 40px rgba(17,24,39,.08);
      --shadow-soft:0 10px 24px rgba(17,24,39,.06);
      --radius:22px;
      --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(15,94,247,.10), transparent 30%),
        radial-gradient(circle at top right, rgba(255,91,46,.10), transparent 26%),
        linear-gradient(180deg, #fbfaf7 0%, #f7f6f2 42%, #f5f4ef 100%);
      line-height:1.7;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky; top:0; z-index:50;
      background:rgba(247,246,242,.86);
      backdrop-filter:blur(12px);
      border-bottom:1px solid rgba(232,225,212,.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; flex:0 0 auto}
    .brand strong{display:block; font-size:1.02rem; line-height:1.1}
    .brand span{display:block; font-size:.82rem; color:var(--muted)}
    .nav-links{
      display:flex; align-items:center; gap:18px; flex-wrap:wrap; justify-content:flex-end;
      font-size:.95rem;
    }
    .nav-links a{color:#374151; padding:8px 0; position:relative}
    .nav-links a::after{
      content:""; position:absolute; left:0; bottom:2px; width:0; height:2px; background:linear-gradient(90deg,var(--brand),var(--brand-2));
      transition:.25s ease;
    }
    .nav-links a:hover::after,.nav-links a:focus::after{width:100%}
    .nav-cta{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      border:1px solid transparent; border-radius:999px;
      padding:12px 18px; font-weight:700; cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px); box-shadow:var(--shadow-soft)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#6a7cff); color:#fff; box-shadow:0 12px 28px rgba(15,94,247,.22)}
    .btn-secondary{background:#fff; color:var(--text); border-color:var(--line)}
    .menu-btn{
      display:none; width:44px; height:44px; border-radius:14px; border:1px solid var(--line); background:#fff;
      align-items:center; justify-content:center; cursor:pointer;
    }
    .menu-btn span{display:block; width:18px; height:2px; background:#243042; position:relative}
    .menu-btn span::before,.menu-btn span::after{
      content:""; position:absolute; left:0; width:18px; height:2px; background:#243042;
    }
    .menu-btn span::before{top:-6px}
    .menu-btn span::after{top:6px}
    .hero{
      padding:46px 0 24px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.15fr .85fr; gap:24px; align-items:stretch;
    }
    .hero-main{
      background:linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,248,239,.95));
      border:1px solid rgba(232,225,212,.9);
      border-radius:32px;
      box-shadow:var(--shadow);
      padding:34px;
      position:relative;
      overflow:hidden;
    }
    .hero-main::before,.hero-main::after{
      content:""; position:absolute; border-radius:999px; opacity:.85;
      pointer-events:none;
    }
    .hero-main::before{width:160px;height:160px; right:-48px; top:-42px; background:radial-gradient(circle, rgba(255,91,46,.22), transparent 68%)}
    .hero-main::after{width:220px;height:220px; right:12%; bottom:-130px; background:radial-gradient(circle, rgba(15,94,247,.18), transparent 70%)}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px;
      background:rgba(15,94,247,.08); color:var(--brand); font-weight:700; font-size:.9rem;
    }
    h1{margin:16px 0 14px; font-size:clamp(2rem, 4vw, 3.5rem); line-height:1.1; letter-spacing:-.03em}
    .lead{margin:0; color:var(--muted); font-size:1.03rem; max-width:58ch}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:22px}
    .hero-points{
      display:grid; grid-template-columns:repeat(3, 1fr); gap:12px; margin-top:26px;
    }
    .point{
      background:#fff; border:1px solid var(--line); border-radius:20px; padding:16px;
      box-shadow:0 8px 20px rgba(17,24,39,.04);
    }
    .point b{display:block; font-size:1.08rem}
    .point span{display:block; color:var(--muted); font-size:.92rem; margin-top:4px}
    .hero-side{
      display:grid; gap:14px;
    }
    .mini-card{
      background:linear-gradient(180deg, #ffffff, #fffaf4);
      border:1px solid var(--line);
      border-radius:28px;
      box-shadow:var(--shadow-soft);
      padding:20px;
    }
    .mini-card h2,.section-title h2{margin:0}
    .mini-card .kpi{
      display:grid; grid-template-columns:repeat(2,1fr); gap:12px; margin-top:14px;
    }
    .kpi div{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:14px;
    }
    .kpi strong{display:block; font-size:1.3rem}
    .kpi span{display:block; color:var(--muted); font-size:.88rem}
    .signal{
      display:flex; align-items:center; gap:10px; padding:12px 14px; background:#fff; border:1px dashed rgba(15,94,247,.26); border-radius:18px;
    }
    .signal i{width:10px; height:10px; border-radius:50%; background:var(--success); box-shadow:0 0 0 6px rgba(15,157,88,.12)}
    section{padding:18px 0 8px}
    .section-title{
      display:flex; justify-content:space-between; align-items:end; gap:16px; margin-bottom:16px;
    }
    .section-title p{margin:6px 0 0; color:var(--muted)}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .card{
      background:linear-gradient(180deg, rgba(255,255,255,.97), rgba(255,252,247,.98));
      border:1px solid var(--line);
      border-radius:24px;
      padding:22px;
      box-shadow:var(--shadow-soft);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{transform:translateY(-4px); box-shadow:var(--shadow); border-color:#d7c8b5}
    .card h3{margin:0 0 10px; font-size:1.08rem}
    .card p,.card li{color:var(--muted)}
    .metric{display:flex; gap:14px; align-items:flex-start}
    .metric .icon{
      width:46px; height:46px; border-radius:16px; flex:0 0 auto;
      background:linear-gradient(135deg, rgba(15,94,247,.14), rgba(255,91,46,.14));
      display:grid; place-items:center; color:var(--brand); font-weight:800;
    }
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag{
      padding:10px 14px; border-radius:999px; background:#fff; border:1px solid var(--line);
      font-size:.92rem; color:#384454;
    }
    .split{
      display:grid; grid-template-columns:1fr 1fr; gap:16px; align-items:start;
    }
    .list{
      list-style:none; padding:0; margin:0; display:grid; gap:10px;
    }
    .list li{
      padding-left:24px; position:relative;
    }
    .list li::before{
      content:""; width:10px; height:10px; border-radius:50%; background:linear-gradient(135deg,var(--brand),var(--brand-2));
      position:absolute; left:0; top:.55em;
    }
    .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
    .step{
      background:#fff; border:1px solid var(--line); border-radius:22px; padding:18px;
      position:relative;
    }
    .step .n{
      width:36px; height:36px; border-radius:12px; display:grid; place-items:center; color:#fff; font-weight:800;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      margin-bottom:12px;
    }
    .table-wrap{
      overflow-x:auto; border-radius:24px; border:1px solid var(--line); background:#fff; box-shadow:var(--shadow-soft)
    }
    table{width:100%; border-collapse:collapse; min-width:760px}
    th,td{padding:16px 14px; border-bottom:1px solid #eee; text-align:left; vertical-align:top}
    th{background:#fff7ef; color:#273142}
    tr:last-child td{border-bottom:none}
    .badge{
      display:inline-flex; align-items:center; gap:6px; padding:7px 10px; border-radius:999px;
      background:rgba(15,94,247,.08); color:var(--brand); font-size:.86rem; font-weight:700;
    }
    .rating{
      background:linear-gradient(135deg, #fff, #fff8ef);
      border:1px solid var(--line); border-radius:26px; padding:22px; box-shadow:var(--shadow-soft);
    }
    .stars{color:#f59e0b; font-size:1.2rem; letter-spacing:2px}
    details{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:0 16px; box-shadow:var(--shadow-soft)
    }
    details + details{margin-top:12px}
    summary{
      cursor:pointer; list-style:none; padding:16px 0; font-weight:700; display:flex; justify-content:space-between; gap:14px;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+"; color:var(--brand); font-size:1.2rem}
    details[open] summary::after{content:"−"}
    details p{margin:0 0 16px; color:var(--muted)}
    .reviews{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .quote{
      position:relative; padding-top:18px;
    }
    .quote::before{
      content:"“"; position:absolute; left:0; top:-8px; font-size:3rem; color:rgba(15,94,247,.18); line-height:1;
    }
    .article-list{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .article{
      padding:20px; border-radius:22px; border:1px solid var(--line); background:#fff;
    }
    .article h3{margin-bottom:8px}
    .article a{color:var(--brand); font-weight:700}
    .form-grid{
      display:grid; grid-template-columns:1.05fr .95fr; gap:16px; align-items:start;
    }
    form{
      background:#fff; border:1px solid var(--line); border-radius:28px; padding:22px; box-shadow:var(--shadow-soft)
    }
    .fields{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
    .field{display:flex; flex-direction:column; gap:8px}
    label{font-size:.92rem; font-weight:700; color:#374151}
    input,select,textarea{
      width:100%; border:1px solid #d8dbe2; border-radius:14px; padding:12px 14px; font:inherit; color:var(--text);
      background:#fff; outline:none; transition:border-color .2s ease, box-shadow .2s ease;
    }
    textarea{min-height:118px; resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(15,94,247,.55); box-shadow:0 0 0 4px rgba(15,94,247,.08)}
    .full{grid-column:1 / -1}
    .contact-box{
      display:grid; gap:14px;
    }
    .contact-panel{
      background:linear-gradient(135deg, #0f5ef7, #ff5b2e);
      color:#fff; border-radius:28px; padding:24px; box-shadow:0 18px 38px rgba(15,94,247,.22);
    }
    .contact-panel a{color:#fff; text-decoration:underline}
    .qrcode{
      background:#fff; border-radius:24px; padding:18px; border:1px solid var(--line); box-shadow:var(--shadow-soft)
    }
    .qrcode img{width:180px; aspect-ratio:1/1; object-fit:cover; border-radius:18px; margin-top:10px}
    footer{
      margin-top:22px;
      background:#111827;
      color:#e5e7eb;
      padding:26px 0 18px;
    }
    footer a{color:#fff}
    .footer-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:18px; align-items:start}
    .footer-links{display:flex; flex-wrap:wrap; gap:12px 16px}
    .footer-links a{color:#fff; opacity:.92}
    .copyright{margin-top:16px; padding-top:16px; border-top:1px solid rgba(255,255,255,.12); font-size:.92rem; color:#cbd5e1}
    .float-box{
      position:fixed; right:16px; bottom:16px; z-index:60; display:grid; gap:10px;
    }
    .float-btn{
      width:52px; height:52px; border-radius:18px; display:grid; place-items:center; background:#fff; border:1px solid var(--line); box-shadow:var(--shadow-soft);
      font-weight:800;
    }
    .float-btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; border:none}
    .mobile-menu{display:none}
    .reveal{opacity:0; transform:translateY(14px); transition:opacity .55s ease, transform .55s ease}
    .reveal.show{opacity:1; transform:translateY(0)}
    .pill-row{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px}
    .small-note{font-size:.9rem; color:var(--muted)}
    .banner-strip{display:grid; grid-template-columns:repeat(4,1fr); gap:14px}
    .banner-strip img{border-radius:20px; border:1px solid var(--line); box-shadow:var(--shadow-soft)}
    @media (max-width: 1024px){
      .hero-grid,.split,.form-grid,.footer-grid,.grid-4,.steps,.reviews,.banner-strip,.grid-3{grid-template-columns:1fr 1fr}
      .article-list,.hero-points{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 760px){
      .menu-btn{display:inline-flex}
      .nav-links,.nav-cta{display:none}
      .mobile-menu{
        display:none; padding:0 0 16px;
      }
      .mobile-menu.open{display:block}
      .mobile-menu .nav-links,.mobile-menu .nav-cta{display:flex; flex-direction:column; align-items:flex-start; gap:12px}
      .hero{padding-top:28px}
      .hero-grid,.split,.form-grid,.footer-grid,.grid-4,.grid-3,.steps,.reviews,.banner-strip,.article-list,.hero-points,.fields{grid-template-columns:1fr}
      .hero-main{padding:24px; border-radius:26px}
      .section-title{align-items:flex-start; flex-direction:column}
      .card,.mini-card,form,.rating,.article{border-radius:22px}
      .float-box{right:12px; bottom:12px}
    }