.auth-section {
  padding-bottom: 80px;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  min-height: calc(100vh - 400px);
  display: flex;
  align-items: center;
}

.auth-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.03);
  margin-top: -80px; /* Overlap the banner */
  position: relative;
  z-index: 10;
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header .auth-logo {
  width: 64px;
  height: 64px;
  background: rgba(var(--primary-rgb, 99, 102, 241), 0.1);
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--primary);
  font-size: 28px;
}

.auth-header h3 {
  font-size: 24px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 8px;
}

.auth-header p {
  color: #64748b;
  font-size: 15px;
  margin: 0;
}

.auth-form label {
  font-weight: 600;
  color: #334155;
  margin-bottom: 8px;
  font-size: 14px;
}

.auth-form .text-danger {
  color: #ef4444 !important;
}

.auth-form .form-check-label {
  font-weight: 500;
  font-size: 14px;
  color: #64748b;
  margin-top: 2px;
}

.auth-form .form-check-input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--primary);
}

.auth-form .invalid-feedback {
  font-size: 13px;
  margin-top: 6px;
}

.register-links {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid #f1f5f9;
}

.register-links h6 {
  font-size: 14px;
  color: #64748b;
  font-weight: 500;
  margin: 0;
}

.register-links a.text-primary {
  color: var(--primary) !important;
  font-weight: 700;
  text-decoration: none;
  transition: color 0.3s ease;
}

.register-links a.text-primary:hover {
  color: var(--primary-dark, var(--primary)) !important;
  text-decoration: underline;
}

@media (max-width: 767px) {
  .auth-card { padding: 30px 20px; }
  .register-links { flex-direction: column; gap: 16px; text-align: center; }
  .register-links .btn-booking { width: 100%; }
}