:root{
      --bg:#f6f7fb;
      --surface:#ffffff;
      --surface-2:#fff7ef;
      --line:#e7eaf2;
      --text:#1d2433;
      --muted:#5f687c;
      --brand:#ff4d5f;
      --brand-2:#7b61ff;
      --brand-3:#00b8d9;
      --shadow:0 18px 40px rgba(31,41,55,.08);
      --shadow-2:0 10px 24px rgba(255,77,95,.15);
      --radius:20px;
      --radius-sm:14px;
      --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;background:
      radial-gradient(circle at top left, rgba(255,77,95,.10), transparent 28%),
      radial-gradient(circle at top right, rgba(123,97,255,.10), transparent 24%),
      linear-gradient(180deg,#fff 0%, #f7f8fc 26%, #f6f7fb 100%);
      color:var(--text);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    .container{width:min(var(--container), calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,234,242,.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 .logo{width:42px;height:42px;flex:none;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
    .brand strong{display:block;font-size:16px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-links{display:flex;align-items:center;gap:18px;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(--brand-2));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:1px solid transparent;border-radius:999px;padding:12px 18px;font-weight:700;font-size:14px;cursor:pointer;transition:.25s ease;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff7b59);color:#fff;box-shadow:var(--shadow-2)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 30px rgba(255,77,95,.22)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#d7dcff}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;width:44px;height:44px;align-items:center;justify-content:center}
    .menu-btn span,.menu-btn span::before,.menu-btn span::after{display:block;width:18px;height:2px;background:var(--text);position:relative;border-radius:2px}
    .menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0}
    .menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
    header,.main,footer{position:relative}
    .hero{padding:42px 0 22px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch}
    .hero-card{background:
      linear-gradient(135deg, rgba(255,77,95,.08), rgba(123,97,255,.08) 46%, rgba(0,184,217,.06)),
      rgba(255,255,255,.82);
      border:1px solid rgba(231,234,242,.9);border-radius:28px;padding:28px;box-shadow:var(--shadow);overflow:hidden;position:relative}
    .hero-card::before{content:"";position:absolute;inset:auto -120px -120px auto;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle, rgba(255,77,95,.18), transparent 68%)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted)}
    h1{margin:16px 0 12px;font-size:clamp(30px,5vw,56px);line-height:1.05;letter-spacing:-.03em}
    .lead{margin:0;color:var(--muted);font-size:16px;max-width:48em}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
    .mini{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}
    .mini b{display:block;font-size:18px;margin-bottom:4px}
    .mini span{font-size:13px;color:var(--muted)}
    .hero-side{display:grid;gap:16px}
    .side-card{background:linear-gradient(180deg,#fff 0%, #fffdf9 100%);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)}
    .kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:18px 0 0}
    .section{padding:22px 0}
    .section h2{margin:0 0 10px;font-size:clamp(24px,3vw,36px);line-height:1.15}
    .section p.section-lead{margin:0 0 18px;color:var(--muted);max-width:72em}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .card{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 24px rgba(31,41,55,.05);transition:.25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(31,41,55,.09)}
    .card h3{margin:0 0 8px;font-size:18px}
    .card p,.card li{color:var(--muted)}
    .badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:6px 10px;border-radius:999px;background:#fff2ef;color:#d23646;border:1px solid #ffd4d9}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:10px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#425066}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{padding:18px;background:linear-gradient(180deg,#fff,#fff9f7)}
    .step .num{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800;margin-bottom:12px}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:16px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#fff7f2;font-size:14px}
    td{font-size:14px;color:var(--muted)}
    .rating{display:grid;grid-template-columns:1.05fr .95fr;gap:16px;align-items:stretch}
    .score{background:linear-gradient(135deg,#1f2937,#3b4167);color:#fff;border-radius:24px;padding:24px}
    .score .stars{font-size:22px;letter-spacing:2px;color:#ffd15c}
    .score small{color:rgba(255,255,255,.76)}
    .form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field.full{grid-column:1/-1}
    label{font-size:14px;font-weight:700}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;background:#fff;padding:13px 14px;font:inherit;color:var(--text);outline:none;transition:.2s}
    input:focus,select:focus,textarea:focus{border-color:#ff8a95;box-shadow:0 0 0 4px rgba(255,77,95,.08)}
    textarea{min-height:120px;resize:vertical}
    .faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;box-shadow:0 8px 18px rgba(31,41,55,.04)}
    .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:12px 0 0;color:var(--muted)}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .stars-sm{color:#ffb300;letter-spacing:1px}
    .timeline{display:grid;gap:14px}
    .time-item{display:grid;grid-template-columns:110px 1fr;gap:14px;padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .time-item b{color:var(--brand)}
    .footer{margin-top:26px;padding:24px 0 30px;background:#fff;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .links{display:flex;flex-wrap:wrap;gap:12px}
    .links a{color:#3f4b62}
    .muted{color:var(--muted)}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:var(--shadow-2);font-weight:800}
    .backtop{background:#fff;color:var(--text);border:1px solid var(--line)}
    .customer{display:grid;grid-template-columns:1fr 180px;gap:16px;align-items:center}
    .qr{background:#fff;border:1px dashed #ffd0d6;border-radius:18px;padding:12px;text-align:center}
    .anchor-space{scroll-margin-top:92px}
    .article-list,.case-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article-list a,.case-list article{display:block}
    .small{font-size:13px;color:var(--muted)}
    .divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:18px 0}
    @media (max-width: 1024px){
      .hero-grid,.rating,.footer-grid,.grid-3,.grid-2,.reviews,.article-list,.case-list,.flow,.kpi-grid{grid-template-columns:1fr 1fr}
      .hero-points{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 768px){
      .nav-links,.nav-actions .btn-ghost{display:none}
      .menu-btn{display:inline-flex}
      .hero-grid,.rating,.footer-grid,.grid-3,.grid-2,.reviews,.article-list,.case-list,.flow,.kpi-grid{grid-template-columns:1fr}
      .hero{padding-top:26px}
      .hero-card{padding:22px}
      .customer{grid-template-columns:1fr}
      .time-item{grid-template-columns:1fr}
      .hero-points{grid-template-columns:1fr}
      .form{grid-template-columns:1fr}
    }
    .mobile-panel{display:none;padding:0 0 14px}
    .mobile-panel.open{display:block}
    .mobile-panel .panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}
    .mobile-panel a{display:block;padding:10px 0;color:var(--text);border-bottom:1px solid #f2f4f8}
    .mobile-panel a:last-child{border-bottom:0}
    .scroll-reveal{opacity:0;transform:translateY(14px);transition:.55s ease}
    .scroll-reveal.in{opacity:1;transform:none}