/* ==========================================================================
   Qasem Dentistry — Consultation Modal
   Reuses existing design tokens (colors, spacing, radius, typography).
   No new visual style is introduced: sharp radius scale, no box-shadow,
   only a dim backdrop separates it from the page underneath.
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  background-color: rgba(28, 39, 51, 0.55); /* text-primary at low opacity */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay[data-open="true"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  width: 100%;
  max-width: 420px;
  background-color: var(--bg-primary);
  border: var(--border-hairline);
  border-radius: var(--radius-button);
  padding: var(--space-5);
  transform: scale(0.97);
  transition: transform var(--transition-base);
  margin: 16px; /* improved mobile fit */
}

.modal-overlay[data-open="true"] .modal {
  transform: scale(1);
}

.modal__close {
  position: absolute;
  top: var(--space-3);
  inset-inline-end: var(--space-3);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neutral-gray);
  font-size: 22px;
  line-height: 1;
  border-radius: var(--radius-button);
}

.modal__close:hover,
.modal__close:focus-visible {
  color: var(--text-primary);
}

.modal {
  position: relative;
}

.modal__title {
  font-size: var(--h3-size);
  line-height: var(--lh-h3);
  padding-inline-end: var(--space-6);
}

.modal__desc {
  margin-block-start: var(--space-2);
  color: var(--neutral-gray);
}

.form-field {
  margin-block-start: var(--space-4);
}

.form-field label {
  display: block;
  font-size: var(--caption-size);
  color: var(--text-primary);
  margin-block-end: var(--space-1);
}

.form-field input {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: var(--body-size);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  border: 1px solid var(--neutral-gray);
  border-radius: var(--radius-button);
}

.form-field input:focus-visible {
  outline: 2px solid var(--accent-green);
  outline-offset: 1px;
  border-color: var(--accent-green);
}

.form-field input[aria-invalid="true"] {
  border-color: #B3453A;
}

.form-error {
  display: block;
  margin-block-start: var(--space-1);
  font-size: var(--caption-size);
  color: #B3453A;
  min-height: 1em;
}

.form-submit-error {
  margin-block-start: var(--space-3);
  font-size: var(--caption-size);
  color: #B3453A;
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-block-start: var(--space-5);
}

@media (max-width: 480px) {
  .modal__actions {
    flex-direction: column-reverse;
  }

  .modal__actions .btn {
    width: 100%;
  }
}

.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Prevent background scroll while modal is open */
body.modal-open {
  overflow: hidden;
}