/**
 * PiDesk Landing Page - Download Modal & Download Cards
 */

/* Modal Dialog & Focus Trap */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  padding: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: var(--bg-surface);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg), 0 0 50px rgba(0, 0, 0, 0.8);
  transform: scale(0.96);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

/* The dialog container is only focused programmatically (tabindex="-1") */
.modal-window:focus {
  outline: none;
}

.modal-backdrop.is-open .modal-window {
  transform: scale(1);
}

.modal-header {
  padding: var(--space-xl) var(--space-xl) var(--space-md) var(--space-xl);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-close-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  padding: 0.4rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-xl);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.download-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: all var(--transition-fast);
}

.download-card:hover {
  border-color: var(--border-highlight);
  background: var(--bg-surface-hover);
  transform: translateY(-2px);
}

.download-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.download-card-meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
}