body {
      font-family: 'Segoe UI', Roboto, system-ui, sans-serif;
      color: #1f3a44;
      background-color: #f9fcfd;
    }
    .navbar-brand {
      font-weight: 700;
      font-size: 1.8rem;
      color: #1e3c4f !important;
    }
    .section-title {
      font-size: 2.4rem;
      font-weight: 700;
      position: relative;
      display: inline-block;
      margin-bottom: 2rem;
    }
    .section-title:after {
      content: '';
      display: block;
      width: 70px;
      height: 4px;
      background: #d98c4a;
      border-radius: 4px;
      margin-top: 10px;
    }
    .btn-cta {
      background: #d98c4a;
      color: white;
      border-radius: 50px;
      padding: 0.8rem 2rem;
      font-weight: 600;
      border: none;
      transition: 0.3s;
    }
    .btn-cta:hover {
      background: #c57633;
      transform: translateY(-2px);
      box-shadow: 0 10px 20px rgba(217,140,74,0.2);
    }
    .breadcrumb {
      background: transparent;
      padding: 0.5rem 0;
    }
    .breadcrumb-item a {
      color: #2b5c6f;
      text-decoration: none;
    }
    .footer-link {
      color: #b6ccd9;
      text-decoration: none;
    }
    .footer-link:hover {
      color: white;
    }






/*    modal     */
.modal-brand .modal-header {
      background: #1e3c4f;
      color: white;
      border-bottom: none;
      border-top-left-radius: 1rem;
      border-top-right-radius: 1rem;
    }
    .modal-brand .modal-content {
      border-radius: 1.2rem;
      border: none;
      box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
    }
    .modal-brand .btn-close {
      filter: brightness(0) invert(1);
      opacity: 0.8;
    }
    .modal-brand .btn-close:hover {
      opacity: 1;
    }
    .modal-brand .contact-item {
      background: #f5faff;
      border-radius: 1rem;
      padding: 1.2rem;
      margin-bottom: 1rem;
      display: flex;
      align-items: center;
      gap: 1rem;
      transition: 0.2s;
      border: 1px solid #eef4f7;
    }
    .modal-brand .contact-item:hover {
      background: #eef4f7;
      transform: translateY(-2px);
    }
    .modal-brand .contact-icon {
      width: 48px;
      height: 48px;
      background: #d98c4a20;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8rem;
      color: #d98c4a;
    }
    .modal-brand .contact-detail {
      flex: 1;
    }
    .modal-brand .contact-detail .label {
      font-size: 0.9rem;
      color: #6f8a99;
      margin-bottom: 0.2rem;
    }
    .modal-brand .contact-detail .value {
      font-size: 1.3rem;
      font-weight: 600;
      color: #1e3c4f;
    }
    .modal-brand .copy-btn {
      background: white;
      border: 1px solid #dee9ef;
      border-radius: 50px;
      padding: 0.3rem 1rem;
      color: #2b5c6f;
      font-size: 0.9rem;
      transition: 0.2s;
      cursor: pointer;
    }
    .modal-brand .copy-btn:hover {
      background: #2b5c6f;
      color: white;
      border-color: #2b5c6f;
    }
    .modal-brand .btn-call {
      background: #d98c4a;
      color: white;
      border-radius: 50px;
      padding: 0.3rem 1.5rem;
      font-weight: 600;
      border: none;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }
    .modal-brand .btn-call:hover {
      background: #c57633;
    }