* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', sans-serif;
      background: linear-gradient(145deg, #e9f0fc 0%, #f1f5f9 100%);
      color: #1a2c3e;
      line-height: 1.4;
      padding: 2rem 1.5rem;
    }

    /* main container */
    .app-container {
      max-width: 1400px;
      margin: 0 auto;
    }

    /* header section */
    .header {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 2rem;
      background: rgba(255,255,255,0.7);
      backdrop-filter: blur(4px);
      border-radius: 2rem;
      padding: 1rem 2rem;
      box-shadow: 0 8px 20px rgba(0,0,0,0.03);
      border: 1px solid rgba(66, 153, 225, 0.2);

    }
    .logo-area h1 {
      font-size: 1.8rem;
      font-weight: 700;
      background: linear-gradient(135deg, #1E4A76, #2b6a9f);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      letter-spacing: -0.3px;
   text-align:center;
    }
    .logo-area p {
      font-size: 0.8rem;
      color: #4a627a;
      font-weight: 500;
       text-align:center;

     

    }

      
    .badge {
      background: #eef2ff;
      padding: 0.5rem 1rem;
      border-radius: 40px;
      font-size: 0.85rem;
      font-weight: 500;
      color: #1e4a76;
      box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    }
    .badge i {
      margin-right: 6px;
      color: #2c7da0;
    }

    /* two column layout */
    .booking-grid {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 2rem;
    }

    /* card style */
    .card {
      background: white;
      border-radius: 2rem;
      box-shadow: 0 20px 35px -12px rgba(0,0,0,0.1);
      overflow: hidden;
      transition: transform 0.2s ease;
      border: 1px solid rgba(203, 213, 225, 0.5);
    }
    .card-header {
      background: #ffffffdd;
      padding: 1.5rem 1.8rem;
      border-bottom: 1px solid #e9edf2;
    }
    .card-header h2 {
      font-size: 1.6rem;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 12px;
      color: #0f2b3d;
    }
    .card-header h2 i {
      color: #2b6a9f;
      font-size: 1.5rem;
    }
    .card-body {
      padding: 1.8rem;
    }

    /* form styling */
    .form-group {
      margin-bottom: 1.5rem;
    }
    .form-row {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }
    .form-row .form-group {
      flex: 1;
      min-width: 140px;
    }
    label {
      font-weight: 600;
      font-size: 0.85rem;
      display: block;
      margin-bottom: 0.5rem;
      color: #2c3e50;
      letter-spacing: -0.2px;
    }
    label i {
      width: 1.4rem;
      color: #4f7ea0;
    }
    input, select, textarea {
      width: 100%;
      padding: 0.85rem 1rem;
      border-radius: 1.2rem;
      border: 2px solid #e2e8f0;
      font-family: 'Inter', sans-serif;
      font-size: 0.95rem;
      transition: all 0.2s;
      background: #fefefe;
    }
    input:focus, select:focus, textarea:focus {
      outline: none;
      border-color: #2b6a9f;
      box-shadow: 0 0 0 3px rgba(43,106,159,0.2);
    }
    .btn-primary {
      background: #1e4a76;
      border: none;
      width: 100%;
      padding: 1rem;
      font-weight: 700;
      font-size: 1rem;
      border-radius: 2rem;
      color: white;
      cursor: pointer;
      transition: all 0.2s;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.6rem;
      box-shadow: 0 4px 8px rgba(0,0,0,0.05);
    }
    .btn-primary:hover {
      background: #0f3a5c;
      transform: translateY(-2px);
      box-shadow: 0 10px 20px -5px rgba(30,74,118,0.3);
    }
    .btn-secondary {
      background: #f1f5f9;
      border: 1px solid #cbd5e1;
      padding: 0.6rem 1.2rem;
      border-radius: 2rem;
      font-weight: 500;
      cursor: pointer;
      transition: 0.2s;
    }
    .btn-secondary:hover {
      background: #e2e8f0;
    }

    

    /* appointment summary */
    .summary-card {
      background: #f8fafd;
      border-radius: 1.5rem;
      padding: 1.2rem;
      margin-top: 1rem;
    }
    
    hr {
      margin: 1rem 0;
      border-color: #e2edf7;
    }
    @media (max-width: 880px) {
      .booking-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
      }
      body {
        padding: 1rem;
      }
    }
    .toast-msg {
      position: fixed;
      bottom: 25px;
      right: 25px;
      background: #1e293b;
      color: white;
      padding: 12px 24px;
      border-radius: 60px;
      font-size: 0.9rem;
      z-index: 1000;
      opacity: 0;
      transition: 0.2s;
      pointer-events: none;
      box-shadow: 0 6px 14px rgba(0,0,0,0.2);
    }