:root{
      --bg:#fff8df;
      --bg2:#ffffff;
      --card:#fffef8;
      --line:#eadc9a;
      --text:#1f2430;
      --muted:#667085;
      --brand:#ffcc00;
      --brand2:#ff9f1a;
      --shadow:0 14px 40px rgba(66,54,10,.10);
      --radius:20px;
      --radius-sm:14px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#fff9df 0%,#fffef8 36%,#fff7e0 100%);color:var(--text)}
    a{color:#183a8a;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;background:rgba(255,248,223,.86);backdrop-filter:blur(12px);border-bottom:1px solid rgba(234,220,154,.75)}
    .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:44px;height:44px;object-fit:contain}
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:1rem;line-height:1.2}
    .brand-text span{display:block;font-size:.86rem;color:var(--muted)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;border-radius:12px;color:var(--text)}
    .nav-links{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:.95rem;color:var(--text);padding:8px 10px;border-radius:999px}
    .nav-links a:hover,.nav-links a:focus{background:#fff2ad}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ffd84c);color:#1d1d1d;box-shadow:0 10px 24px rgba(255,204,0,.32)}
    .btn-secondary{background:#fff;border:1px solid var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .hero{padding:30px 0 14px}
    .hero-grid{display:grid;grid-template-columns:1.22fr .78fr;gap:20px;align-items:stretch}
    .hero-main,.hero-side,.panel,.card,.quote,.faq-item,.timeline-item,.article-item,.comment,.form-wrap,.table-wrap{background:rgba(255,255,255,.82);border:1px solid rgba(234,220,154,.95);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:30px;position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:50%;background:rgba(255,204,0,.22);filter:blur(8px)}
    .hero-main:before{width:180px;height:180px;right:-50px;top:-40px}
    .hero-main:after{width:130px;height:130px;left:-20px;bottom:-20px}
    .kicker{display:inline-flex;align-items:center;gap:8px;background:#fff4bf;color:#8a6100;border:1px solid #f1d56a;border-radius:999px;padding:7px 12px;font-size:.9rem;font-weight:700}
    h1{font-size:clamp(2rem,4.4vw,3.7rem);line-height:1.08;margin:16px 0 12px}
    .lead{font-size:1.06rem;color:#364152;line-height:1.8;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .quick-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .quick-tags span{padding:8px 12px;border-radius:999px;background:#fff5cc;border:1px solid #efd97b;font-size:.92rem;color:#6b4c00}
    .hero-side{padding:22px}
    .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .stat{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff6b8,#fffdf0);border:1px solid #f0df8a}
    .stat strong{display:block;font-size:1.45rem}
    .stat span{display:block;color:var(--muted);font-size:.9rem;margin-top:4px}
    .side-note{margin-top:14px;padding:16px;border-radius:18px;background:#fff;border:1px dashed #e3cb68;color:#4c3a13;line-height:1.7}
    section{padding:16px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:14px}
    .section-head h2{font-size:1.6rem;margin:0}
    .section-head p{margin:0;color:var(--muted);max-width:64ch;line-height:1.7}
    .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{padding:20px;transition:.25s ease}
    .card:hover,.comment:hover,.article-item:hover,.faq-item:hover,.timeline-item:hover{transform:translateY(-3px)}
    .card h3{margin:10px 0 8px;font-size:1.08rem}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .icon-badge{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#ffcf2f,#ffb300);display:inline-flex;align-items:center;justify-content:center;font-weight:800;color:#2d2100}
    .feature-list{padding-left:18px;margin:10px 0 0}
    .panel{padding:22px}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:18px;border-radius:18px;background:#fff;border:1px solid #eedc90}
    .step strong{display:inline-flex;width:34px;height:34px;border-radius:50%;background:#fff2a8;align-items:center;justify-content:center;margin-bottom:10px}
    .table-wrap{overflow:auto}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 12px;border-bottom:1px solid #efe2ad;text-align:left;vertical-align:top}
    th{background:#fff6ca;color:#5a4300}
    .badge{display:inline-flex;align-items:center;padding:6px 10px;border-radius:999px;background:#fff1b3;color:#6a4d00;font-size:.86rem;border:1px solid #efdb83}
    .faq-item{padding:0;overflow:hidden}
    .faq-q{width:100%;border:0;background:transparent;padding:18px 20px;text-align:left;font-size:1rem;font-weight:700;color:var(--text);display:flex;justify-content:space-between;gap:16px;cursor:pointer}
    .faq-a{display:none;padding:0 20px 18px;color:var(--muted);line-height:1.8}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .faq-q span{transform:rotate(45deg)}
    .comment{padding:18px}
    .comment .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .stars{color:#c88b00;font-weight:800}
    .timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .timeline-item{padding:18px;background:#fff;border:1px solid #efd986;border-radius:18px}
    .timeline-item .n{font-size:1.4rem;font-weight:900;color:#b07a00}
    .articles{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .article-item{padding:18px}
    .article-item a{font-weight:700;color:var(--text)}
    .tags-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tags-cloud a,.tags-cloud span{padding:10px 12px;border-radius:999px;background:#fff;border:1px solid #ecd98a;color:#4f3f16}
    .contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:16px;align-items:start}
    .form-wrap{padding:20px}
    .form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .field{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
    .field label{font-weight:700;font-size:.95rem}
    .field input,.field select,.field textarea{width:100%;border:1px solid #e8d887;background:#fff;padding:12px 14px;border-radius:14px;font:inherit;color:var(--text)}
    .field textarea{min-height:120px;resize:vertical}
    .contact-box{padding:20px}
    .contact-item{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed #eadc9a}
    .contact-item:last-child{border-bottom:0}
    .qr{width:126px;max-width:100%;border-radius:16px;border:1px solid #e6d179}
    .footer{margin-top:12px;padding:18px 0 28px;border-top:1px solid rgba(234,220,154,.9);background:rgba(255,249,230,.9);color:#2a2f39}
    .footer a{color:#173b8a}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .footer small{color:#5d6575;line-height:1.7}
    .float-box{position:fixed;right:16px;bottom:16px;z-index:50;display:flex;flex-direction:column;gap:10px}
    .float-box a,.float-box button{border:0;border-radius:999px;box-shadow:var(--shadow);background:#fff;padding:12px 14px;font-weight:700;color:var(--text)}
    .backtop{display:none}
    .reveal{opacity:0;transform:translateY(16px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}
    .top-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
    .mini-links a{display:inline-flex}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.workflow,.timeline,.articles,.contact-grid,.footer-grid{grid-template-columns:1fr}
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding:12px 0 4px}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start}
      .nav{flex-wrap:wrap}
      .form-row{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      .container{width:min(var(--max),calc(100% - 24px))}
      .hero-main,.hero-side,.panel,.card,.quote,.faq-item,.timeline-item,.article-item,.comment,.form-wrap,.table-wrap{border-radius:18px}
      h1{font-size:2rem}
      .hero-main{padding:22px}
      .hero-side{padding:18px}
      .stat-grid{grid-template-columns:1fr}
      .hero-actions,.top-links{flex-direction:column;align-items:stretch}
      .btn{width:100%}
    }