:root{
      --bg:#fff8f2;
      --bg2:#fff;
      --card:#ffffff;
      --text:#132036;
      --muted:#5d6880;
      --line:#f0d9cc;
      --brand:#ff3d57;
      --brand2:#ff9f1c;
      --brand3:#6d5dfc;
      --shadow:0 18px 50px rgba(30, 41, 59, .08);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:linear-gradient(180deg,#fff7f0 0%,#fffdfb 38%,#fff 100%);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px,var(--container));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(255,250,245,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(240,217,204,.75)}
    .topbar{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;border:1px solid #f4ddd1;padding:4px}
    .brand strong{display:block;font-size:1.02rem;line-height:1.1}
    .brand span{display:block;font-size:.85rem;color:var(--muted)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    nav{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    nav a{font-size:.95rem;color:#2a3551;padding:8px 10px;border-radius:10px;transition:.2s}
    nav a:hover{background:#fff1ea;color:var(--brand)}
    .cta-btn,.ghost-btn,.submit-btn,.backtop,.float-kf{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;border:0;padding:13px 18px;font-weight:700;cursor:pointer;transition:.25s ease}
    .cta-btn{background:linear-gradient(135deg,var(--brand) 0%,#ff6a3d 100%);color:#fff;box-shadow:0 12px 26px rgba(255,61,87,.28)}
    .ghost-btn{background:#fff;border:1px solid var(--line);color:var(--text)}
    .cta-btn:hover,.ghost-btn:hover,.submit-btn:hover,.backtop:hover,.float-kf:hover{transform:translateY(-2px)}
    .hero{padding:34px 0 18px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(8px);pointer-events:none}
    .hero::before{width:320px;height:320px;background:radial-gradient(circle,rgba(255,61,87,.15),transparent 65%);top:-100px;right:-60px}
    .hero::after{width:260px;height:260px;background:radial-gradient(circle,rgba(109,93,252,.12),transparent 65%);left:-90px;bottom:-110px}
    .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:28px;align-items:stretch}
    .hero-copy,.hero-panel,.card,.section-card,.faq-item,.review-card,.article-card,.service-card,.price-card,.stat-card,.timeline-item,.compare-box,.form-box,.note-box,.assistant-box{background:var(--card);border:1px solid rgba(240,217,204,.9);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-copy{padding:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff3eb;color:#d14c26;border:1px solid #ffd8c4;padding:7px 12px;border-radius:999px;font-size:.86rem;font-weight:700}
    h1{margin:16px 0 12px;font-size:clamp(2rem,4vw,3.55rem);line-height:1.08;letter-spacing:-.02em}
    .hero-copy p{margin:0;color:var(--muted);font-size:1.02rem}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .hero-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .mini-metric{padding:14px 16px;border-radius:18px;background:linear-gradient(180deg,#fff 0%,#fff8f3 100%);border:1px solid #f4ddd1}
    .mini-metric strong{display:block;font-size:1.12rem}
    .mini-metric span{color:var(--muted);font-size:.88rem}
    .hero-panel{padding:24px;display:grid;gap:14px}
    .hero-panel .panel-title{display:flex;align-items:center;justify-content:space-between;gap:10px}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;font-size:.82rem;background:#f4f0ff;color:#5b45e0;font-weight:700}
    .signal{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .signal div{padding:15px;border-radius:18px;background:linear-gradient(180deg,#fff 0%,#fff5ee 100%);border:1px solid #f5dfd2}
    .signal strong{display:block;font-size:1.03rem;margin-bottom:4px}
    .signal span{font-size:.88rem;color:var(--muted)}
    .hero-links{display:flex;flex-wrap:wrap;gap:10px}
    .hero-links a{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid #f0d9cc;font-size:.9rem}
    section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:clamp(1.45rem,2.5vw,2.2rem);line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:720px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .stat-card,.service-card,.review-card,.article-card,.price-card,.section-card,.compare-box,.form-box,.note-box,.assistant-box{padding:20px}
    .stat-card strong{display:block;font-size:1.45rem}
    .stat-card span{color:var(--muted);font-size:.9rem}
    .service-card h3,.review-card h3,.article-card h3,.price-card h3,.section-card h3,.compare-box h3,.form-box h3,.note-box h3,.assistant-box h3{margin:0 0 8px;font-size:1.08rem}
    .service-card p,.review-card p,.article-card p,.price-card p,.section-card p,.compare-box p,.form-box p,.note-box p,.assistant-box p{margin:0;color:var(--muted)}
    .tag-cloud,.chip-row{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span,.chip{display:inline-flex;align-items:center;border-radius:999px;padding:8px 12px;background:#fff;border:1px solid #f0d9cc;color:#30415f;font-size:.9rem}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:18px;border-radius:20px;background:linear-gradient(180deg,#fff 0%,#fff7f0 100%);border:1px solid #f2d8cc}
    .step b{display:inline-flex;width:30px;height:30px;border-radius:10px;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;margin-bottom:12px}
    table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid #f0d9cc}
    th,td{padding:14px 12px;text-align:left;border-bottom:1px solid #f4e6dd;vertical-align:top;background:#fff}
    th{background:#fff6ef;font-size:.95rem}
    tr:last-child td{border-bottom:0}
    .rating{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .stars{color:#ff9f1c;letter-spacing:2px;font-size:1.15rem}
    .accordion{display:grid;gap:12px}
    .faq-item summary{cursor:pointer;list-style:none;padding:18px 20px;font-weight:700}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item .faq-content{padding:0 20px 18px;color:var(--muted)}
    .reviews .review-card{display:grid;gap:10px}
    .avatar{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#ffd7d7,#ffe9d3);display:grid;place-items:center;font-weight:800;color:#a64626}
    .review-top{display:flex;align-items:center;gap:12px}
    .article-card a{color:var(--brand);font-weight:700}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    label{display:block;font-size:.92rem;font-weight:700;margin-bottom:8px}
    input,select,textarea{width:100%;border:1px solid #e7d6ca;border-radius:14px;padding:13px 14px;background:#fff;color:var(--text);font:inherit;outline:none}
    textarea{min-height:126px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ff8a7a;box-shadow:0 0 0 4px rgba(255,77,79,.08)}
    .form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:10px}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    footer{margin-top:8px;padding:22px 0 32px;border-top:1px solid rgba(240,217,204,.9);background:linear-gradient(180deg,#fffaf6 0%,#fff 100%);color:#2a3551}
    footer a{color:#224fbb}
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .qr-box{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
    .qr-box img{width:132px;height:132px;object-fit:cover;border-radius:18px;border:1px solid #f0d9cc;background:#fff}
    .float-kf{position:fixed;right:16px;bottom:84px;z-index:60;background:linear-gradient(135deg,#13b67a,#22c55e);color:#fff;box-shadow:0 16px 32px rgba(19,182,122,.25)}
    .backtop{position:fixed;right:16px;bottom:24px;z-index:60;background:#fff;border:1px solid #e8d9cc;color:var(--text);box-shadow:var(--shadow)}
    .reveal{opacity:0;transform:translateY(16px);transition:.65s ease}
    .reveal.show{opacity:1;transform:none}
    .mobile-only{display:none}
    .flex-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .kpi-list{display:grid;gap:10px}
    .kpi{display:flex;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:14px;background:#fff7f0;border:1px solid #f3d8cb}
    .kpi span{color:var(--muted)}
    .timeline{display:grid;gap:12px}
    .timeline-item{padding:16px 18px}
    .timeline-item strong{display:block;margin-bottom:6px}
    .aside-note{font-size:.92rem;color:var(--muted)}
    @media (max-width: 960px){
      .hero-grid,.grid-4,.grid-3,.workflow,.footer-grid,.grid-2,.contact-grid,.form-grid{grid-template-columns:1fr}
      nav{display:none;width:100%;padding:10px 0 4px}
      nav.open{display:flex;justify-content:flex-start}
      .nav-toggle{display:inline-flex}
      .topbar{flex-wrap:wrap}
      .hero-meta{grid-template-columns:1fr}
      .signal{grid-template-columns:1fr}
      .mobile-only{display:inline-flex}
    }
    @media (max-width: 640px){
      .container{width:min(100% - 22px,var(--container))}
      .hero-copy,.hero-panel,.stat-card,.service-card,.review-card,.article-card,.price-card,.section-card,.compare-box,.form-box,.note-box,.assistant-box{padding:18px}
      .hero{padding-top:22px}
      .hero-actions{flex-direction:column;align-items:stretch}
      .cta-btn,.ghost-btn,.submit-btn{width:100%}
      .section-head{flex-direction:column;align-items:flex-start}
      .qr-box{justify-content:center}
      .float-kf{bottom:78px}
    }