:root{--bg:#faf7ff;--bg2:#f3efff;--card:#ffffff;--line:#e7dcff;--text:#1f2440;--muted:#66708f;--pri:#7c3aed;--pri2:#a855f7;--pri3:#ec4899;--ok:#0f766e;--shadow:0 18px 50px rgba(92,45,160,.12);--radius:20px;--radius2:28px}
    *{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,#fff 0,#fbf8ff 35%,#f6f0ff 70%,#f9f7ff 100%)}
    a{color:var(--pri);text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(250,247,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid rgba(124,58,237,.09)}
    .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;padding:4px;box-shadow:var(--shadow)}
    .brand strong{display:block;font-size:18px;letter-spacing:.5px}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
    .menu a{font-size:14px;color:var(--text);opacity:.86}
    .menu a:hover{color:var(--pri)}
    .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:.25s ease;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--pri),var(--pri3));color:#fff;box-shadow:0 12px 30px rgba(124,58,237,.24)}
    .btn-primary:hover,.btn-ghost:hover,.card:hover,.review:hover,.service:hover{transform:translateY(-3px)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px}
    .hero{position:relative;overflow:hidden;padding:34px 0 24px}
    .hero:before,.hero:after{content:"";position:absolute;border-radius:999px;filter:blur(20px);pointer-events:none}
    .hero:before{width:280px;height:280px;background:rgba(168,85,247,.18);top:0;right:-80px}
    .hero:after{width:200px;height:200px;background:rgba(236,72,153,.12);left:-60px;bottom:30px}
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.review,.faq-item,.form-box,.compare,.article,.timeline li,.tag-cloud a{background:rgba(255,255,255,.86);border:1px solid rgba(124,58,237,.1);box-shadow:var(--shadow)}
    .hero-main{padding:34px;border-radius:var(--radius2);position:relative}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:linear-gradient(135deg,rgba(124,58,237,.1),rgba(236,72,153,.1));color:var(--pri);font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,54px);line-height:1.05;letter-spacing:-.02em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:26px}
    .mini{padding:14px;border-radius:18px;background:linear-gradient(180deg,#fff, #faf7ff);border:1px solid rgba(124,58,237,.08)}
    .mini b{display:block;font-size:16px;margin-bottom:6px}
    .mini span{font-size:13px;color:var(--muted);line-height:1.6}
    .hero-side{padding:24px;border-radius:var(--radius2);display:flex;flex-direction:column;gap:14px}
    .stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .stat{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff, #f9f4ff);border:1px solid var(--line)}
    .stat strong{display:block;font-size:28px;color:var(--pri);line-height:1}
    .stat span{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.5}
    section{padding:18px 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}
    .section-head p{margin:0;color:var(--muted);max-width:64ch;line-height:1.7}
    .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{border-radius:22px;padding:22px;transition:.25s ease}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#f4ecff;color:var(--pri);font-size:12px;font-weight:700;margin-bottom:12px}
    .services .card{min-height:180px}
    .flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{padding:20px;border-radius:20px;background:linear-gradient(180deg,#fff, #fbf8ff);border:1px solid var(--line)}
    .step .num{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--pri),var(--pri3));color:#fff;font-weight:800;margin-bottom:12px}
    .compare{border-radius:24px;padding:20px;overflow:auto}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:14px 12px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}
    th{color:var(--text);background:#faf7ff}
    td{color:var(--muted)}
    .score{color:var(--pri);font-weight:800}
    .review{border-radius:22px;padding:20px;transition:.25s ease}
    .review .meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px}
    .stars{color:#f59e0b;letter-spacing:2px}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .timeline{list-style:none;padding:0;margin:0;display:grid;gap:12px}
    .timeline li{border-radius:18px;padding:16px 18px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud a{display:inline-flex;padding:10px 14px;border-radius:999px;color:var(--text);background:#fff}
    .faq{display:grid;gap:12px}
    .faq-item{border-radius:18px;overflow:hidden}
    .faq-q{width:100%;background:transparent;border:0;padding:18px 20px;font-size:16px;font-weight:700;color:var(--text);text-align:left;display:flex;justify-content:space-between;gap:12px;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 20px}
    .faq-item.active .faq-a{max-height:180px;padding-bottom:18px}
    .faq-a p{margin:0;color:var(--muted);line-height:1.75}
    .form-box{border-radius:24px;padding:22px}
    form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    label{display:block;font-size:13px;font-weight:700;margin-bottom:8px;color:var(--text)}
    input,select,textarea{width:100%;border:1px solid #ddd;border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:var(--text);outline:none;transition:.2s}
    textarea{min-height:120px;resize:vertical;grid-column:1/-1}
    input:focus,select:focus,textarea:focus{border-color:var(--pri);box-shadow:0 0 0 4px rgba(124,58,237,.1)}
    .full{grid-column:1/-1}
    .articles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .article{border-radius:22px;padding:18px}
    .article .date{font-size:12px;color:var(--muted)}
    .article h3{margin:10px 0 8px;font-size:17px}
    .footer{margin-top:18px;padding:26px 0 30px;background:linear-gradient(180deg,#f6f0ff,#efe4ff);border-top:1px solid rgba(124,58,237,.12)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:18px;align-items:start}
    .footer, .footer a, .footer p, .footer li{color:#2b2448}
    .footer h3{margin:0 0 12px}
    .footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
    .footer small{display:block;margin-top:14px;color:#5c5675;line-height:1.7}
    .float{position:fixed;right:18px;bottom:18px;z-index:60;display:grid;gap:10px}
    .float a,.float button{width:52px;height:52px;border-radius:18px;border:1px solid rgba(124,58,237,.12);background:#fff;box-shadow:var(--shadow);display:grid;place-items:center;color:var(--pri);cursor:pointer}
    .float a:hover,.float button:hover{transform:translateY(-2px)}
    .panel{border-radius:24px;padding:20px}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .note{padding:14px 16px;border-radius:16px;background:linear-gradient(135deg,rgba(124,58,237,.08),rgba(236,72,153,.06));color:#43346f}
    .service-net{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
    .service-net div{padding:14px;border-radius:16px;background:#fff;border:1px solid var(--line);text-align:center;font-weight:700}
    .media-strip{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .media-strip img{border-radius:22px;box-shadow:var(--shadow);object-fit:cover}
    .top-gap{margin-top:10px}
    .mobile-only{display:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.flow,.split,.articles,.footer-grid,.two-col,.service-net{grid-template-columns:1fr}
      .hero-points{grid-template-columns:1fr}
      .nav{flex-wrap:wrap}
      .menu{display:none;width:100%;padding:10px 0 4px}
      .menu.open{display:flex}
      .toggle{display:inline-flex}
      .nav-cta{margin-left:auto}
      .mobile-only{display:block}
    }
    @media (max-width: 640px){
      .container{width:min(1180px,calc(100% - 22px))}
      .hero-main,.hero-side,.card,.review,.panel,.form-box{padding:18px}
      h1{font-size:31px}
      .section-head{flex-direction:column;align-items:flex-start}
      form{grid-template-columns:1fr}
      .stat-grid{grid-template-columns:1fr 1fr}
    }
    .reveal{opacity:0;transform:translateY(14px);transition:.6s ease}
    .reveal.in{opacity:1;transform:none}