:root{
      --bg:#f7f4ee;
      --panel:#fffaf3;
      --panel-2:#fff;
      --text:#1f2937;
      --muted:#5b6472;
      --line:rgba(31,41,55,.10);
      --brand:#ff4d6d;
      --brand-2:#7c3aed;
      --accent:#1d4ed8;
      --gold:#f59e0b;
      --shadow:0 18px 50px rgba(31,41,55,.10);
      --radius:22px;
      --radius-sm:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,77,109,.12), transparent 25%),
        radial-gradient(circle at top right, rgba(124,58,237,.10), transparent 24%),
        linear-gradient(180deg, #fffdf8 0%, var(--bg) 28%, #f8f5ef 100%);
      line-height:1.65;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .site-header{
      position:sticky; top:0; z-index:40;
      backdrop-filter:saturate(180%) blur(16px);
      background:rgba(255,250,243,.82);
      border-bottom:1px solid rgba(31,41,55,.08);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:16px;
      min-height:76px;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand .logo-wrap{
      width:46px;height:46px;border-radius:14px;background:#fff;
      display:grid;place-items:center;box-shadow:0 8px 20px rgba(0,0,0,.08);overflow:hidden
    }
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:1.02rem;letter-spacing:.3px}
    .brand-text span{display:block;font-size:.84rem;color:var(--muted)}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:.95rem;color:var(--text);opacity:.92}
    .nav-links a:hover{color:var(--brand)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border:0;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
      white-space:nowrap
    }
    .btn:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(31,41,55,.12)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff7a59);color:#fff}
    .btn-secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
    .menu-btn{
      display:none;background:#fff;border:1px solid var(--line);width:44px;height:44px;border-radius:14px;
      align-items:center;justify-content:center;cursor:pointer
    }
    .menu-btn span,.menu-btn span::before,.menu-btn span::after{
      content:"";display:block;width:18px;height:2px;background:#111827;border-radius:999px;position:relative
    }
    .menu-btn span::before,.menu-btn span::after{position:absolute;left:0}
    .menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
    .hero{
      padding:38px 0 20px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch
    }
    .hero-card{
      background:
        linear-gradient(135deg, rgba(255,77,109,.10), rgba(124,58,237,.08)),
        linear-gradient(180deg, #ffffff 0%, #fff9f2 100%);
      border:1px solid rgba(31,41,55,.08);
      border-radius:28px;padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden
    }
    .hero-card::before{
      content:"";position:absolute;inset:auto -70px -80px auto;width:220px;height:220px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,77,109,.20), transparent 65%);
      pointer-events:none
    }
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
      background:rgba(255,77,109,.10);color:#bf1650;font-weight:700;font-size:.88rem
    }
    h1{margin:16px 0 12px;font-size:clamp(2rem,4vw,3.55rem);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:1.06rem;color:var(--muted);max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
    .mini-stat{
      background:rgba(255,255,255,.82);border:1px solid rgba(31,41,55,.08);border-radius:18px;padding:16px
    }
    .mini-stat strong{display:block;font-size:1.22rem}
    .mini-stat span{display:block;color:var(--muted);font-size:.9rem}
    .hero-side{
      display:grid;gap:16px
    }
    .side-card{
      background:linear-gradient(180deg,#fff, #fffaf4);
      border:1px solid rgba(31,41,55,.08);
      border-radius:24px;padding:22px;box-shadow:var(--shadow)
    }
    .side-card h3{margin:0 0 10px;font-size:1.08rem}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{
      padding:8px 12px;border-radius:999px;background:#fff;border:1px solid rgba(31,41,55,.08);
      color:#374151;font-size:.9rem
    }
    .section{padding:18px 0}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px
    }
    .section-head h2{margin:0;font-size:clamp(1.45rem,2vw,2.1rem)}
    .section-head p{margin:0;color:var(--muted);max-width:68ch}
    .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{
      background:var(--panel-2);border:1px solid rgba(31,41,55,.08);border-radius:var(--radius-sm);
      padding:20px;box-shadow:0 10px 28px rgba(31,41,55,.06);transition:transform .2s ease, box-shadow .2s ease
    }
    .card:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(31,41,55,.10)}
    .card h3,.card h4{margin:0 0 10px}
    .muted{color:var(--muted)}
    .metric{
      display:flex;align-items:flex-start;justify-content:space-between;gap:16px
    }
    .metric strong{font-size:1.8rem}
    .pill{
      display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:rgba(29,78,216,.10);color:#1d4ed8;font-size:.82rem;font-weight:700
    }
    .split{
      display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start
    }
    .list{margin:0;padding:0;list-style:none;display:grid;gap:10px}
    .list li{padding-left:18px;position:relative;color:#374151}
    .list li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
    .steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{
      position:relative;padding:20px;border-radius:22px;background:linear-gradient(180deg,#fff,#fff8f5);
      border:1px solid rgba(31,41,55,.08)
    }
    .step .num{
      width:34px;height:34px;border-radius:12px;display:grid;place-items:center;font-weight:800;color:#fff;
      background:linear-gradient(135deg,var(--brand),#ff7a59);margin-bottom:12px
    }
    .table-wrap{overflow-x:auto;border-radius:20px;border:1px solid rgba(31,41,55,.08);background:#fff;box-shadow:0 10px 26px rgba(31,41,55,.05)}
    table{width:100%;border-collapse:collapse;min-width:920px}
    th,td{padding:14px 16px;border-bottom:1px solid rgba(31,41,55,.08);text-align:left;vertical-align:top}
    th{background:#fff8f1;font-size:.94rem}
    tr:hover td{background:#fffdf9}
    .check{color:#059669;font-weight:700}
    .cross{color:#ef4444;font-weight:700}
    .accent-box{
      background:linear-gradient(135deg, rgba(255,77,109,.12), rgba(124,58,237,.12));
      border:1px solid rgba(31,41,55,.08);border-radius:24px;padding:22px
    }
    .review{
      display:grid;gap:12px
    }
    .review-top{display:flex;justify-content:space-between;gap:12px;align-items:center}
    .stars{color:#f59e0b;letter-spacing:1px}
    .faq details{
      background:#fff;border:1px solid rgba(31,41,55,.08);border-radius:18px;padding:16px 18px;box-shadow:0 10px 24px rgba(31,41,55,.05)
    }
    .faq details+details{margin-top:12px}
    .faq summary{cursor:pointer;font-weight:700;list-style:none}
    .faq summary::-webkit-details-marker{display:none}
    .faq p{margin:10px 0 0;color:var(--muted)}
    .form{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px
    }
    .field{display:grid;gap:8px}
    .field.full{grid-column:1 / -1}
    label{font-weight:700;font-size:.94rem}
    input,select,textarea{
      width:100%;border:1px solid rgba(31,41,55,.14);border-radius:14px;background:#fff;padding:13px 14px;
      font:inherit;color:var(--text);outline:none
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(255,77,109,.55);box-shadow:0 0 0 4px rgba(255,77,109,.10)}
    textarea{min-height:128px;resize:vertical}
    .footer{
      margin-top:18px;padding:22px 0 26px;border-top:1px solid rgba(31,41,55,.08);background:#fffaf3;color:#243042
    }
    .footer a{color:#1d4ed8}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .small{font-size:.92rem;color:var(--muted)}
    .mobile-only{display:none}
    .float-tools{
      position:fixed;right:16px;bottom:16px;z-index:50;display:grid;gap:10px
    }
    .float-btn{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),#ff7a59);
      color:#fff;box-shadow:0 16px 30px rgba(255,77,109,.25)
    }
    .scroll-top{background:#111827}
    .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
    .reveal.show{opacity:1;transform:none}
    .image-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .image-frame{
      border-radius:22px;overflow:hidden;border:1px solid rgba(31,41,55,.08);background:#fff;box-shadow:var(--shadow)
    }
    .image-frame img{width:100%;height:auto}
    @media (max-width: 980px){
      .hero-grid,.split,.grid-3,.grid-4,.steps,.footer-grid,.image-row{grid-template-columns:1fr}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:inline-flex}
      .hero{padding-top:22px}
      .hero-card{padding:24px}
      .hero-points{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    .mobile-nav{
      display:none;padding:0 0 16px
    }
    .mobile-nav.open{display:block}
    .mobile-nav a{
      display:block;padding:12px 2px;border-bottom:1px dashed rgba(31,41,55,.10);color:var(--text)
    }
    .mobile-nav a:last-child{border-bottom:0}