/**
 * Request Access — Page CTA & Modal Form
 * Covers: trigger button, modal overlay, form sections, inputs,
 * checkboxes, form actions, status messages, and dark mode.
 */

/* ============================================
   PAGE CTA — trigger button and subtext
   ============================================ */

.cta-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-10) 0 var(--space-8);
  text-align: center;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-10);
  background: linear-gradient(135deg, var(--color-navy-900), var(--color-navy-600));
  color: var(--color-text-inverse);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.01em;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: var(--shadow-md), 0 0 0 0 rgba(39, 97, 227, 0);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base),
              background var(--transition-base);
}

.btn-cta:hover,
.btn-cta:focus-visible {
  background: linear-gradient(135deg, var(--color-navy-800), var(--color-navy-400));
  box-shadow: var(--shadow-lg), 0 0 0 4px rgba(39, 97, 227, 0.18);
  transform: translateY(-2px);
  outline: none;
}

.btn-cta:active {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.cta-subtext {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ============================================
   MODAL — overlay, card, close button
   ============================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none; /* shown via JS: modal.style.display = 'flex' */
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 31, 68, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--color-background);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl), 0 0 0 1px rgba(10, 31, 68, 0.08);
  padding: var(--space-10) var(--space-10) var(--space-8);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.modal-content::-webkit-scrollbar { width: 6px; }
.modal-content::-webkit-scrollbar-track { background: transparent; }
.modal-content::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast),
              transform var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-navy-900);
  color: var(--color-text-inverse);
  border-color: transparent;
  transform: scale(1.1);
}

.modal-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-navy-900);
  letter-spacing: -0.01em;
  /* Override Quarto's anchor padding */
  padding-bottom: 0 !important;
  border-bottom: none !important;
}

/* Quarto adds anchor icons to headings — suppress all inside the modal */
.modal-content .anchorjs-link,
.modal-content a.anchorjs-link {
  display: none !important;
}

.modal-subtitle {
  margin: 0 0 var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   FORM STRUCTURE
   ============================================ */

.access-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.form-section {
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.form-section:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.form-section > h3 {
  margin: 0 0 var(--space-5) !important;
  font-size: var(--text-sm) !important;
  font-weight: var(--weight-semibold) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.08em !important;
  color: var(--color-navy-400) !important;
  padding-bottom: var(--space-3) !important;
  border-bottom: 1px solid var(--color-border) !important;
}

/* ============================================
   FORM GROUPS — labels, inputs, select, textarea
   ============================================ */

/* Quarto/Pandoc wraps some form elements in <p>; flatten those */
.form-group p {
  display: contents;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group > label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

.form-group.required > label:first-child::after {
  content: " *";
  color: var(--color-error-light);
  font-weight: var(--weight-bold);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: var(--color-background);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23475569' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-navy-500);
  box-shadow: 0 0 0 3px rgba(30, 71, 120, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-tertiary);
}

.form-help {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin: 0;
}

/* ============================================
   CHECKBOXES
   ============================================ */

.checkbox-group {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-1);
}

/* Pandoc may wrap checkbox labels in <p> — flatten */
.checkbox-group p {
  display: contents;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.checkbox-label:hover {
  border-color: var(--color-navy-300);
  background: var(--color-navy-50);
  color: var(--color-text-primary);
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-width: 16px;
  margin-top: 2px;
  accent-color: var(--color-navy-600);
  cursor: pointer;
}

/* ============================================
   FORM ACTIONS
   ============================================ */

.form-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.form-actions .btn-primary {
  flex: 1;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, var(--color-navy-900), var(--color-navy-600));
  color: var(--color-text-inverse);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.form-actions .btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.form-actions .btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.form-actions .btn-secondary {
  padding: var(--space-4) var(--space-6);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.form-actions .btn-secondary:hover {
  border-color: var(--color-navy-300);
  color: var(--color-text-primary);
}

/* ============================================
   FORM STATUS MESSAGE
   ============================================ */

.form-status {
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: var(--leading-normal);
}

.form-status.success {
  background: rgba(74, 222, 128, 0.12);
  border: 1px solid rgba(74, 222, 128, 0.4);
  color: var(--color-success-medium);
}

.form-status.error {
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.4);
  color: var(--color-error-medium);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 640px) {
  .modal {
    padding: var(--space-4);
    align-items: flex-end;
  }

  .modal-content {
    max-height: 92vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: var(--space-8) var(--space-6) var(--space-6);
  }

  .checkbox-group {
    grid-template-columns: 1fr;
  }

  .form-actions {
    flex-direction: column;
  }
}

/* ============================================
   DARK MODE
   ============================================ */

[data-bs-theme="dark"] .btn-cta {
  background: linear-gradient(135deg, var(--color-navy-700), var(--color-navy-400));
}

[data-bs-theme="dark"] .modal-content {
  background: var(--color-navy-800);
  box-shadow: var(--shadow-2xl), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

[data-bs-theme="dark"] .modal-close {
  background: var(--color-navy-700);
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--color-navy-100);
}

[data-bs-theme="dark"] .modal-title {
  color: #e5edff;
}

[data-bs-theme="dark"] .modal-subtitle,
[data-bs-theme="dark"] .cta-subtext {
  color: var(--color-navy-200);
}

[data-bs-theme="dark"] .form-section > h3 {
  color: var(--color-navy-200) !important;
  border-bottom-color: rgba(255, 255, 255, 0.08) !important;
}

[data-bs-theme="dark"] .form-section {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

[data-bs-theme="dark"] .form-group > label {
  color: var(--color-navy-100);
}

[data-bs-theme="dark"] .form-group input,
[data-bs-theme="dark"] .form-group select,
[data-bs-theme="dark"] .form-group textarea {
  background: var(--color-navy-900);
  border-color: rgba(255, 255, 255, 0.12);
  color: #e5edff;
}

[data-bs-theme="dark"] .form-group input:focus,
[data-bs-theme="dark"] .form-group select:focus,
[data-bs-theme="dark"] .form-group textarea:focus {
  border-color: var(--color-navy-300);
  box-shadow: 0 0 0 3px rgba(74, 122, 181, 0.2);
}

[data-bs-theme="dark"] .checkbox-label {
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--color-navy-200);
}

[data-bs-theme="dark"] .checkbox-label:hover {
  border-color: var(--color-navy-300);
  background: rgba(255, 255, 255, 0.05);
}

[data-bs-theme="dark"] .form-actions {
  border-top-color: rgba(255, 255, 255, 0.08);
}

[data-bs-theme="dark"] .form-actions .btn-secondary {
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--color-navy-200);
}

[data-bs-theme="dark"] .form-status.success {
  background: rgba(47, 82, 51, 0.3);
  border-color: rgba(74, 222, 128, 0.25);
  color: var(--color-success-light);
}

[data-bs-theme="dark"] .form-status.error {
  background: rgba(92, 0, 0, 0.3);
  border-color: rgba(248, 113, 113, 0.25);
  color: var(--color-error-light);
}