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

    body {
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
      background: #ffffff;
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #111827;
      padding: 20px;
    }

    .container {
      width: 100%;
      max-width: 400px;
      background: #ffffff;
      border: 1px solid #e5e7eb;
      border-radius: 20px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
      overflow: hidden;
    }

    /* Top Logo Bar */
    .logo-bar {
      padding: 30px 30px 20px;
      border-bottom: 1px solid #f3f4f6;
      display: flex;
      justify-content: center;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .logo-icon {
      width: 48px;
      height: 48px;
      background: #3b82f6;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 28px;
      font-weight: 700;
      color: white;
    }

    .logo-text {
      font-size: 20px;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: #02318f;
      font-style:italic;
    }

    /* Main Content */
    .content {
      padding: 32px;
      display: flex;
      flex-direction: column;
      gap: 28px;
    }

    .meeting-info {
      text-align: center;
    }

    .meeting-title {
      font-size: 22px;
      font-weight: 600;
      margin-bottom: 8px;
      color: #111827;
    }

    .meeting-id {
      font-size: 15px;
      color: #6b7280;
      background: #f8fafc;
      padding: 8px 20px;
      border-radius: 9999px;
      display: inline-block;
      border: 1px solid #e5e7eb;
    }

    /* Name Input */
    .input-label {
      display: block;
      font-size: 14px;
      color: #6b7280;
      margin-bottom: 8px;
      font-weight: 500;
    }

    .input-field {
      width: 100%;
      background: #ffffff;
      border: 1px solid #d1d5db;
      border-radius: 12px;
      padding: 16px 20px;
      font-size: 17px;
      color: #111827;
      outline: none;
      transition: border 0.2s;
    }

    .input-field:focus {
      border-color: #3b82f6;
      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    /* Join Button */
    .join-btn {
      width: 100%;
      background: #3b82f6;
      color: white;
      border: none;
      border-radius: 12px;
      padding: 18px;
      font-size: 18px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
      box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    }

    .join-btn:hover {
      background: #2563eb;
      transform: translateY(-1px);
    }

    .join-btn:active {
      transform: scale(0.98);
    }

    /* Responsive */
    @media (max-width: 480px) {
      .container {
        border-radius: 16px;
      }
      .content {
        padding: 28px 24px;
      }
    }


    /* loader */
.loader {
  border: 16px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #3498db;
  width: 75px;
  height: 75px;
  -webkit-animation: spin 2s linear infinite; /* Safari */
  animation: spin 2s linear infinite;
}

/* Safari */
@-webkit-keyframes spin {
  0% { -webkit-transform: rotate(0deg); }
  100% { -webkit-transform: rotate(360deg); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}