:root {
    --primary: #185FA5;
    --primary-light: #E6F1FB;
    --primary-dark: #0C447C;
    --text: #2C2C2A;
    --text-secondary: #5F5E5A;
    --text-muted: #888780;
    --border: #D3D1C7;
    --white: #FFFFFF;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-hover: 0 6px 20px rgba(12,68,124,0.14);
  }
  * { margin: 0; padding: 0; box-sizing: border-box; }
  body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
  }
  a { text-decoration: none; color: inherit; }
  
  .page-title {
    font-size: 28px; font-weight: 700; color: var(--text);
    margin-bottom: 28px; letter-spacing: -0.3px;
  }
  
  .wrap { max-width: 880px; margin: 0 auto; padding: 40px 20px 56px; }
  
  .grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .card {
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 22px; box-shadow: var(--shadow); transition: box-shadow .2s, transform .2s;
    display: flex; flex-direction: column; gap: 14px;
  }
  .card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
  .card-top { display: flex; align-items: center; gap: 14px; }
  .icon {
    width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center; color: #fff;
  }
  .icon svg { width: 24px; height: 24px; }
  .ic-wechat { background: #1AAD19; }
  .ic-whatsapp { background: #25D366; }
  .ic-email { background: var(--primary); }
  .ic-tel { background: var(--primary-dark); }
  .card-label { font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .6px; font-weight: 600; }
  .card-value { font-size: 17px; font-weight: 600; color: var(--text); word-break: break-all; }
  .card-value small { display: block; font-size: 13px; font-weight: 400; color: var(--text-secondary); }
  
  .btn {
    margin-top: auto; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 16px; border-radius: var(--radius); font-size: 14px; font-weight: 600;
    cursor: pointer; border: none; transition: opacity .15s, background .15s; width: 100%;
  }
  .btn svg { width: 16px; height: 16px; }
  .btn-whatsapp { background: #25D366; color: #fff; }
  .btn-email { background: var(--primary); color: #fff; }
  .btn-tel { background: var(--primary-dark); color: #fff; }
  .btn-copy { background: var(--primary-light); color: var(--primary-dark); }
  .btn:hover { opacity: .92; }
  
  /* Company info */
  .company { margin-top: 28px; }
  .company h3 { font-size: 18px; margin: 0 0 14px; color: var(--text); }
  .company-info { display: flex; flex-direction: column; gap: 10px; margin-bottom: 18px; }
  .company-info .row { display: flex; gap: 10px; font-size: 14px; color: var(--text-secondary); }
  .company-info .row svg { width: 16px; height: 16px; color: var(--primary); flex-shrink: 0; margin-top: 3px; }
  .company-info .row strong { color: var(--text); font-weight: 600; }
  .company-info .row a { color: var(--primary); }
  .company-info .row a:hover { text-decoration: underline; }
  .company-map {
    border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border);
  }
  .company-map iframe { width: 100%; height: 260px; border: 0; display: block; }
  .company-map .map-link {
    display: block; text-align: center; font-size: 12px; color: var(--primary);
    padding: 8px 0 2px;
  }
  .company-map .map-link:hover { text-decoration: underline; }
  
  .toast {
    position: fixed; left: 50%; bottom: 32px; transform: translateX(-50%) translateY(20px);
    background: var(--text); color: #fff; padding: 10px 18px; border-radius: 24px;
    font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; z-index: 99;
  }
  .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
  
  @media (max-width: 600px) {
    .grid { grid-template-columns: 1fr; }
    .quote-banner { flex-direction: column; align-items: stretch; text-align: center; }
  }