/* ==========================================================================
   Mobile Navigation Modal
   ========================================================================== */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--z-modal);
  visibility: hidden;
  pointer-events: none;
}

.modal.is-open {
  visibility: visible;
  pointer-events: auto;
}

/* Overlay */
.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 26, 46, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-in-out);
}

.modal.is-open .modal__overlay {
  opacity: 1;
}

/* Body */
.modal__body {
  position: absolute;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 380px;
  height: 100%;
  background: var(--color-surface);
  overflow-y: auto;
  padding: var(--space-20) var(--space-6) var(--space-8);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  box-shadow: var(--shadow-xl);
}

.modal.is-open .modal__body {
  transform: translateX(0);
}

/* Navigation links */
.modal__nav {
  display: flex;
  flex-direction: column;
}

.modal__link {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-light);
  transition: color var(--duration-fast) var(--ease-in-out),
              padding-left var(--duration-fast) var(--ease-in-out);
}

.modal__link:hover {
  color: var(--color-primary-dark);
  padding-left: var(--space-2);
  opacity: 1;
}

.modal__link--sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 400;
}

/* Accordion */
.modal__accordion {
  border-bottom: 1px solid var(--color-border-light);
}

.modal__accordion-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  text-align: left;
}

.modal__accordion-icon {
  transition: transform var(--duration-normal) var(--ease-out);
}

.modal__accordion.is-open .modal__accordion-icon {
  transform: rotate(180deg);
}

.modal__accordion-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal) var(--ease-out),
              padding var(--duration-normal) var(--ease-out);
}

.modal__accordion.is-open .modal__accordion-content {
  max-height: 300px;
  padding-bottom: var(--space-4);
}

.modal__accordion-content a {
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-in-out);
}

.modal__accordion-content a:hover {
  background-color: var(--color-primary-50);
  color: var(--color-primary-dark);
  opacity: 1;
}

/* CTA in modal */
.modal__cta {
  margin-top: var(--space-4);
  text-align: center;
}

.modal__cta-link {
  display: inline-block;
  transition: transform var(--duration-normal) var(--ease-out);
}

.modal__cta-link:hover {
  transform: scale(1.05);
  opacity: 1;
}

.modal__cta-img {
  max-width: 280px;
  height: auto;
}

/* Body lock when modal open */
body.modal-open {
  overflow: hidden;
}

/* Hide modal on desktop only for LP pages with sidebar */
@media (min-width: 1280px) {

}