:root{
      --bg:#f6f8ff;
      --bg2:#eef5ff;
      --card:#ffffff;
      --text:#172033;
      --muted:#5e6b84;
      --line:#dbe5f7;
      --primary:#456fff;
      --primary2:#7b5cff;
      --accent:#14b8a6;
      --warm:#ffb547;
      --shadow:0 18px 50px rgba(41,67,135,.12);
      --shadow2:0 10px 28px rgba(41,67,135,.10);
      --radius:20px;
      --max: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:linear-gradient(180deg,var(--bg) 0%,#fff 46%,#f7f9ff 100%);color:var(--text)}
    a{color:var(--primary);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:50;background:rgba(246,248,255,.84);backdrop-filter:saturate(150%) blur(14px);border-bottom:1px solid rgba(219,229,247,.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:42px;height:42px;object-fit:contain}
    .brand strong{display:block;font-size:16px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)}
    .nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--text);padding:8px 12px;border-radius:999px}
    .nav-links a:hover{background:#eaf1ff;color:var(--primary)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.2s ease;cursor:pointer;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 12px 28px rgba(69,111,255,.22)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(69,111,255,.28)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .hero{position:relative;overflow:hidden;padding:56px 0 34px;background:
      radial-gradient(circle at 20% 18%,rgba(69,111,255,.18),transparent 24%),
      radial-gradient(circle at 82% 10%,rgba(123,92,255,.16),transparent 20%),
      linear-gradient(180deg,#f7f9ff 0%,#ffffff 100%)}
    .hero:before,.hero:after{content:"";position:absolute;inset:auto;border-radius:999px;pointer-events:none}
    .hero:before{width:260px;height:260px;background:rgba(20,184,166,.10);top:30px;right:-80px;filter:blur(10px)}
    .hero:after{width:220px;height:220px;background:rgba(255,181,71,.10);left:-70px;bottom:-90px;filter:blur(12px)}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}
    h1{margin:10px 0 14px;font-size:clamp(30px,4vw,52px);line-height:1.05;letter-spacing:-.02em}
    .lead{font-size:18px;line-height:1.8;color:var(--muted);max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#30415f;font-size:13px;box-shadow:0 6px 18px rgba(41,67,135,.05)}
    .hero-panel{background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(245,249,255,.96));border:1px solid rgba(219,229,247,.9);box-shadow:var(--shadow);border-radius:26px;padding:22px}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .metric{padding:16px;border-radius:18px;background:linear-gradient(180deg,#fff,#f7faff);border:1px solid var(--line)}
    .metric b{display:block;font-size:24px;margin-bottom:6px}
    .metric span{font-size:13px;color:var(--muted);line-height:1.5}
    .section{padding:24px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:18px}
    .section-head h2{margin:0;font-size:clamp(24px,3vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .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(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow2);padding:20px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:20px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .icon-badge{width:46px;height:46px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(69,111,255,.12),rgba(123,92,255,.12));color:var(--primary);font-weight:800;margin-bottom:14px}
    .pill-list{display:flex;flex-wrap:wrap;gap:10px}
    .pill-list span{padding:8px 11px;border-radius:999px;background:#f3f7ff;border:1px solid #dde7fb;font-size:13px;color:#30415f}
    .table-wrap{overflow:auto;border-radius:20px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow2)}
    table{width:100%;border-collapse:collapse;min-width:780px}
    th,td{padding:16px 14px;border-bottom:1px solid #edf2fb;text-align:left;vertical-align:top}
    th{background:#f7faff;color:#22314f;font-size:14px}
    td{color:var(--muted)}
    .score{color:#0f766e;font-weight:800}
    .process{counter-reset:step}
    .step{position:relative;padding-left:54px}
    .step:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;font-weight:800}
    .timeline{display:grid;gap:12px}
    .timeline-item{display:grid;grid-template-columns:110px 1fr;gap:14px;padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .timeline-item time{font-weight:800;color:var(--primary)}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px;box-shadow:var(--shadow2)}
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;color:var(--text)}
    summary::-webkit-details-marker{display:none}
    .review{display:flex;flex-direction:column;gap:12px}
    .stars{color:#ffb547;letter-spacing:2px}
    .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;color:#22314f}
    input,select,textarea{width:100%;padding:13px 14px;border:1px solid #cfd9ec;border-radius:14px;background:#fff;color:var(--text);font:inherit;outline:none}
    textarea{min-height:128px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(69,111,255,.75);box-shadow:0 0 0 4px rgba(69,111,255,.10)}
    .footer{margin-top:22px;padding:28px 0 34px;background:#eef4ff;border-top:1px solid #dce7fb;color:#1e2a42}
    .footer a{color:#294fd6}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px;align-items:start}
    .float-tools{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:10px}
    .float-tools a,.float-tools button{width:48px;height:48px;border-radius:16px;border:none;display:grid;place-items:center;box-shadow:var(--shadow);background:#fff;color:var(--primary);font-weight:800}
    .kefu-box{display:flex;gap:14px;align-items:center}
    .kefu-box img{width:110px;border-radius:18px;border:1px solid var(--line);background:#fff}
    .article-list,.case-list{display:grid;gap:12px}
    .article-item,.case-item{padding:16px 18px;border-radius:18px;border:1px solid var(--line);background:#fff}
    .muted{color:var(--muted)}
    .scroll-x{overflow:auto}
    .right-note{padding:14px 16px;border-radius:18px;background:linear-gradient(135deg,rgba(69,111,255,.10),rgba(20,184,166,.10));border:1px solid rgba(69,111,255,.16)}
    .reveal{opacity:0;transform:translateY(14px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
      .section-head{align-items:start;flex-direction:column}
      .timeline-item{grid-template-columns:1fr}
      .form{grid-template-columns:1fr}
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding:10px 0 0}
      .nav-links.open{display:flex}
      .nav{flex-wrap:wrap}
      .nav-links a{background:#fff;border:1px solid var(--line)}
    }