:root{
      --bg:#fffaf4;
      --bg2:#f8fbff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#667085;
      --line:#e7e0d6;
      --primary:#ff7a45;
      --primary2:#6d7cff;
      --accent:#12b3a8;
      --shadow:0 18px 40px rgba(42, 54, 79, .08);
      --shadow2:0 10px 24px rgba(255, 122, 69, .14);
      --radius:22px;
      --radius2:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
      background:
        radial-gradient(circle at 10% 10%, rgba(255,122,69,.10), transparent 24%),
        radial-gradient(circle at 90% 15%, rgba(109,124,255,.10), transparent 22%),
        linear-gradient(180deg, #fffdf9 0%, var(--bg) 38%, #fdfdfd 100%);
      color:var(--text);
      line-height:1.7;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter: blur(14px);
      background:rgba(255,250,244,.84);
      border-bottom:1px solid rgba(231,224,214,.7);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:16px;
      min-height:74px;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand .logo-wrap{
      width:42px;height:42px;border-radius:14px;background:#fff;display:grid;place-items:center;
      box-shadow:var(--shadow);
      padding:6px;
      overflow:hidden;
    }
    .brand strong{display:block;font-size:1.02rem}
    .brand span{display:block;font-size:.82rem;color:var(--muted)}
    .nav-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;align-items:center}
    .nav-links a{font-size:.95rem;color:#394150;padding:8px 10px;border-radius:999px;transition:.25s ease}
    .nav-links a:hover{background:rgba(255,122,69,.10);color:var(--primary)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 18px;border-radius:999px;border:1px solid transparent;
      font-weight:700;transition:.25s ease;cursor:pointer;white-space:nowrap
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),#ff9d4d);color:#fff;box-shadow:var(--shadow2)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 30px rgba(255,122,69,.22)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#ffd0b9;color:var(--primary)}
    .menu-toggle{
      display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;cursor:pointer
    }
    .hero{
      padding:36px 0 18px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch
    }
    .hero-main,.hero-side,.section-card,.panel,.faq-item,.review,.article,.service-card,.step,.compare-card,.contact-card,.qa-card{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(231,224,214,.9);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-main{padding:28px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      background:rgba(255,122,69,.10);color:#b94f20;border-radius:999px;padding:8px 14px;font-weight:700;font-size:.92rem
    }
    h1{margin:16px 0 12px;font-size:clamp(2rem,4.8vw,3.8rem);line-height:1.1;letter-spacing:-.03em}
    .lead{margin:0;color:#475467;font-size:1.02rem;max-width:60ch}
    .hero-points{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0
    }
    .hero-point{
      padding:14px 15px;border-radius:18px;background:linear-gradient(180deg,#fff,#fff8f3);
      border:1px solid #f2e6da
    }
    .hero-point strong{display:block;font-size:1rem;margin-bottom:4px}
    .hero-point span{color:var(--muted);font-size:.92rem}
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
    .hero-meta{
      display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;color:var(--muted);font-size:.92rem
    }
    .chip{padding:8px 12px;border-radius:999px;background:#f8f6ff;border:1px solid #ebe4ff}
    .hero-side{padding:22px;display:flex;flex-direction:column;gap:16px;justify-content:space-between}
    .metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .metric{
      padding:16px;border-radius:18px;background:linear-gradient(180deg,#ffffff,#fffaf5);border:1px solid #f0e5db
    }
    .metric b{display:block;font-size:1.38rem;color:#1f2a37}
    .metric small{color:var(--muted)}
    .side-note{padding:16px;border-radius:18px;background:linear-gradient(135deg, rgba(255,122,69,.10), rgba(109,124,255,.10));border:1px solid rgba(109,124,255,.14)}
    .section{padding:22px 0}
    .section h2{margin:0 0 12px;font-size:clamp(1.45rem,2.6vw,2.2rem)}
    .section-desc{margin:0 0 18px;color:var(--muted)}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .card-pad{padding:20px}
    .service-card h3,.step h3,.compare-card h3,.contact-card h3,.qa-card h3,.article h3,.review h3{margin:0 0 8px;font-size:1.05rem}
    .service-card p,.step p,.compare-card p,.contact-card p,.qa-card p,.article p,.review p{margin:0;color:var(--muted)}
    .icon{
      width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,122,69,.14), rgba(109,124,255,.14));
      color:#93431a;font-weight:800;margin-bottom:14px
    }
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#384152;font-size:.92rem}
    .timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{padding:18px;position:relative}
    .step .num{width:34px;height:34px;border-radius:999px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:12px}
    .table-wrap{overflow:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:14px 14px;border-bottom:1px solid #efe7de;text-align:left;vertical-align:top}
    th{background:#fff7ef;color:#7a3a1b;font-size:.95rem}
    tr:hover td{background:#fffdf9}
    .rating{
      display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:10px
    }
    .stars{color:#ffb300;font-size:1.1rem;letter-spacing:2px}
    .compare-card .score{
      display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#eef8ff;color:#18568b;font-weight:700
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;padding:18px 20px;background:transparent;border:0;text-align:left;font-size:1rem;font-weight:700;color:var(--text);
      display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer
    }
    .faq-q span{display:inline-block}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px}
    .faq-item.open .faq-a{max-height:180px;padding-bottom:18px}
    .faq-item.open .faq-q .arrow{transform:rotate(180deg)}
    .arrow{transition:.25s ease;color:var(--muted)}
    .reviews,.articles,.qa-grid,.contact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .review .who{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .avatar{
      width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#ffd6c6,#d7ddff);display:grid;place-items:center;font-weight:800;color:#5b2b14
    }
    .quote{color:#f59f00;font-weight:700}
    .article a{color:var(--primary);font-weight:700}
    .contact-box{display:grid;grid-template-columns:1fr .9fr;gap:16px;align-items:start}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    label{font-weight:700;font-size:.94rem}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid #dcd4c7;background:#fff;color:var(--text);
      outline:none;transition:.2s ease;font:inherit
    }
    input:focus,select:focus,textarea:focus{border-color:#ffb089;box-shadow:0 0 0 4px rgba(255,122,69,.08)}
    textarea{min-height:124px;resize:vertical}
    .qrcode{
      display:grid;gap:14px;justify-items:start;padding:20px;background:linear-gradient(180deg,#fff,#fff8f2);border-radius:18px;border:1px solid #f0e4d9
    }
    .qrcode img{width:170px;aspect-ratio:1/1;object-fit:cover;border-radius:18px;border:1px solid var(--line)}
    .footer{
      margin-top:18px;padding:20px 0 26px;border-top:1px solid rgba(231,224,214,.9);background:#fffdf9;color:#364152
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:16px;align-items:start}
    .footer a{color:#374151}
    .footer a:hover{color:var(--primary)}
    .footer small,.footer p{color:#667085}
    .fixed-tools{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .tool{
      width:50px;height:50px;border-radius:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
      display:grid;place-items:center;font-weight:800;color:var(--primary);cursor:pointer
    }
    .floating-contact{
      position:fixed;left:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:10px
    }
    .floating-contact a{
      padding:11px 14px;border-radius:999px;background:linear-gradient(135deg,#fff, #fff7f0);border:1px solid var(--line);
      box-shadow:var(--shadow);font-weight:700;color:#394150
    }
    .scroll-reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
    .scroll-reveal.visible{opacity:1;transform:none}
    .mobile-only{display:none}
    .desktop-only{display:block}
    @media (max-width: 980px){
      .hero-grid,.contact-box,.footer-grid,.grid-3,.grid-2,.reviews,.articles,.qa-grid,.contact-grid,.timeline{grid-template-columns:1fr}
      .nav-links{display:none}
      .menu-toggle{display:inline-flex}
      .mobile-nav{
        display:none; padding:0 0 16px;
      }
      .mobile-nav.open{display:block}
      .mobile-nav .nav-links{
        display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:12px 0 0
      }
      .hero{padding-top:20px}
      .hero-points{grid-template-columns:1fr}
      .desktop-only{display:none}
      .mobile-only{display:block}
    }
    @media (max-width: 640px){
      .container{width:min(var(--max), calc(100% - 24px))}
      .hero-main,.hero-side,.card-pad{padding:18px}
      .metric-grid{grid-template-columns:1fr}
      .hero-cta,.nav-actions{width:100%;flex-wrap:wrap}
      .btn{width:100%}
      .floating-contact{left:12px;bottom:12px}
      .fixed-tools{right:12px;bottom:12px}
      .qrcode img{width:150px}
    }