/* Стили для модального окна волонтеров */
.modal-lg {
  max-width: 800px;
}

.form-section {
  border-bottom: 1px solid #e9ecef;
  padding-bottom: 1.5rem;
}

.form-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.section-header {
  font-weight: 600;
  color: #333;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid #dc3545;
  display: inline-block;
}

.form-label {
  font-weight: 500;
  color: #555;
  margin-bottom: 0.5rem;
}

.form-control,
.form-select {
  border: 2px solid #e9ecef;
  border-radius: 8px;
  padding: 0.75rem;
  transition: all 0.3s ease;
  font-size: 0.95rem;
}

.form-control:focus,
.form-select:focus {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

.form-control:hover,
.form-select:hover {
  border-color: #dc3545;
}

.interests-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.form-check {
  background: #f8f9fa;
  border: 2px solid #e9ecef;
  border-radius: 8px;
  padding: 0.75rem;
  transition: all 0.3s ease;
  cursor: pointer;
}

.form-check:hover {
  border-color: #dc3545;
  background: rgba(220, 53, 69, 0.05);
}

.form-check-input:checked + .form-check-label {
  color: #dc3545;
  font-weight: 500;
}

.form-check-input:checked {
  background-color: #dc3545;
  border-color: #dc3545;
}

.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.form-check-label {
  cursor: pointer;
  font-size: 0.95rem;
  color: #555;
  transition: color 0.3s ease;
}

.form-check-label i {
  color: #dc3545;
  width: 16px;
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.btn-danger {
  background: linear-gradient(135deg, #dc3545, #c82333);
  border: none;
  border-radius: 25px;
  padding: 0.75rem 2rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
  background: linear-gradient(135deg, #c82333, #a71e2a);
}

.text-danger {
  color: #dc3545 !important;
}

/* Анимация для модального окна */
.modal.fade .modal-dialog {
  transform: scale(0.8) translateY(-50px);
  transition: all 0.3s ease;
}

.modal.show .modal-dialog {
  transform: scale(1) translateY(0);
}

/* Стили для валидации */
.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #dc3545;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath d='m5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: #28a745;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='m2.3 6.73.94-.94 1.44 1.44L7.4 4.5 6.46 3.56 3.24 6.78z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.invalid-feedback {
  display: block;
  color: #dc3545;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Адаптивность */
@media (max-width: 768px) {
  .modal-lg {
    max-width: 95%;
    margin: 1rem auto;
  }

  .interests-grid {
    grid-template-columns: 1fr;
  }

  .form-check {
    padding: 0.5rem;
  }

  .section-header {
    font-size: 1rem;
  }

  .modal-body {
    padding: 1.5rem !important;
  }
}

@media (max-width: 576px) {
  .modal-lg {
    max-width: 100%;
    margin: 0.5rem;
  }

  .modal-body {
    padding: 1rem !important;
  }

  .btn-danger {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* Дополнительные стили для улучшения UX */
.form-floating {
  position: relative;
}

.required-field::after {
  content: " *";
  color: #dc3545;
}

.help-text {
  font-size: 0.875rem;
  color: #6c757d;
  margin-top: 0.25rem;
}

/* Стили для успешной отправки */
.success-message {
  background: linear-gradient(135deg, #28a745, #20c997);
  color: white;
  padding: 1.5rem;
  border-radius: 15px;
  text-align: center;
  margin: 1rem 0;
}

.success-message i {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.loading-spinner {
  display: none;
  text-align: center;
  padding: 2rem;
}

.spinner-border {
  color: #dc3545;
}