html,
    body {
      margin: 0;
      background: #f7faf9;
      color: #172026;
    }
    .hd04-page {
      font-family: Arial, Helvetica, sans-serif;
      color: #172026;
      background: #f7faf9;
      line-height: 1.65;
    }
    .hd04-page * {
      box-sizing: border-box;
    }
    .hd04-page a {
      color: #0f766e;
      text-decoration: none;
    }
    .hd04-page a:hover {
      color: #0b5f59;
      text-decoration: underline;
    }
    .hd04-page img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    .hd04-page h1,
    .hd04-page h2,
    .hd04-page h3,
    .hd04-page p {
      margin-top: 0;
    }
    .hd04-page h1,
    .hd04-page h2,
    .hd04-page h3 {
      color: #111827;
      line-height: 1.2;
    }
    .hd04-page p,
    .hd04-page li,
    .hd04-page td,
    .hd04-page th,
    .hd04-page a {
      font-size: 16px;
    }
    .hd04-shell {
      width: 100%;
      max-width: 1180px;
      padding: 56px 20px;
    }
    .hd04-card {
      background: #ffffff;
      border: 1px solid #dbe7e3;
      border-radius: 8px;
      box-shadow: 0 12px 28px rgba(23, 32, 38, 0.07);
    }
    .hd04-note {
      background: #eef8f5;
      border-left: 4px solid #0f766e;
      border-radius: 8px;
    }
    .hd04-cta {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 11px 18px;
      border-radius: 6px;
      background: #0f766e;
      color: #ffffff !important;
      font-weight: 700;
      text-decoration: none !important;
    }
    .hd04-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 44px;
      padding: 10px 16px;
      border-radius: 6px;
      border: 1px solid #0f766e;
      background: #ffffff;
      color: #0f766e !important;
      font-weight: 700;
    }
    .keyword-link {
      display: inline;
      color: #0f766e !important;
      border-bottom: 2px solid #e6b45f;
      font-weight: 700;
    }
    @media (max-width: 768px) {
      .hd04-shell {
        padding: 40px 18px;
      }
      .hd04-page h1 {
        font-size: 32px !important;
      }
      .hd04-page h2 {
        font-size: 25px !important;
      }
    }