/* ============================================================
   pages/compare-matrix.css — Portability Matrix Page
   tgport.ru Design System
   ============================================================ */

/* --- Matrix Hero --- */

.hero--matrix {
  background:
    linear-gradient(
      135deg,
      var(--color-secondary-subtle) 0%,
      var(--color-accent-subtle) 100%
    ),
    var(--color-bg);
}

/* --- Matrix Controls Section --- */

.matrix-controls {
  padding-block: var(--space-xl);
}

/* --- Matrix Filter Bar --- */

.matrix-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: var(--border-w) solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-lg);
}

.matrix-filter-bar__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  flex: 1;
  min-width: 160px;
}

.matrix-filter-bar__label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* --- Matrix View Toggle --- */

.matrix-view-toggle {
  display: flex;
  gap: var(--space-2xs);
  background: var(--color-bg-sunken);
  border: var(--border-w) solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xs);
  width: fit-content;
}

.matrix-view-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.matrix-view-btn:hover {
  color: var(--color-text-secondary);
}

.matrix-view-btn--active {
  background: var(--color-surface);
  color: var(--color-heading);
  box-shadow: var(--shadow-xs);
}

/* --- Matrix Table --- */

.matrix-table-wrap {
  overflow-x: auto;
  border: var(--border-w) solid var(--color-border);
  border-radius: var(--radius-lg);
  -webkit-overflow-scrolling: touch;
}

.matrix-table {
  width: 100%;
  min-width: 800px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.matrix-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

.matrix-table th {
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-sunken);
  font-weight: 600;
  color: var(--color-heading);
  white-space: nowrap;
  text-align: left;
  border-bottom: 2px solid var(--color-border);
  border-right: var(--border-w) solid var(--color-border);
}

.matrix-table th:last-child {
  border-right: none;
}

.matrix-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: var(--border-w) solid var(--color-border);
  border-right: var(--border-w) solid var(--color-border);
  vertical-align: middle;
  color: var(--color-text);
  transition: background var(--transition-fast);
}

.matrix-table td:last-child {
  border-right: none;
}

.matrix-table tbody tr:last-child td {
  border-bottom: none;
}

.matrix-table tbody tr:hover td {
  background: var(--color-surface-hover);
}

.matrix-table__row {
  transition: opacity var(--transition-fast);
}

.matrix-table__category {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  min-width: 120px;
}

.matrix-table__feature {
  font-weight: 500;
  color: var(--color-heading);
  min-width: 180px;
}

.matrix-table__feature strong {
  display: block;
}

.matrix-table__baseline {
  display: block;
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-muted);
  margin-top: var(--space-2xs);
  line-height: 1.4;
}

.matrix-table__status {
  text-align: center;
  min-width: 120px;
}

.matrix-table__adaptation {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  max-width: 200px;
  line-height: 1.5;
}

.matrix-table__comment {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: 200px;
  line-height: 1.5;
}

.matrix-table__verified {
  text-align: center;
  white-space: nowrap;
}

/* --- Verified Badge --- */

.verified-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.15em 0.5em;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-success);
  background: var(--color-success-bg);
  border-radius: var(--radius-full);
}

.verified-badge--pending {
  color: var(--color-text-muted);
  background: var(--color-neutral-bg);
}

/* --- Matrix Cards View --- */

.matrix-cards-wrap {
  display: grid;
  gap: var(--space-md);
}

.matrix-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: var(--border-w) solid var(--color-border);
  border-radius: var(--radius-lg);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.matrix-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-sm);
}

.matrix-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.matrix-card__category {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.matrix-card__title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}

.matrix-card__baseline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.matrix-card__statuses {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.matrix-card__status-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.matrix-card__status-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.matrix-card__adaptation {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-xs);
}

.matrix-card__comment {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Empty State --- */

.matrix-empty {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  font-size: var(--text-md);
  color: var(--color-text-muted);
}

/* --- Responsive (Matrix) --- */

@media (min-width: 768px) {
  .matrix-cards-wrap {
    grid-template-columns: repeat(2, 1fr);
  }

  .matrix-filter-bar__group {
    min-width: 180px;
  }
}

@media (min-width: 1024px) {
  .matrix-cards-wrap {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .matrix-table-wrap {
    margin-inline: calc(-1 * var(--space-lg));
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  .matrix-filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .matrix-filter-bar__group {
    min-width: 100%;
  }

  .matrix-view-toggle {
    width: 100%;
  }

  .matrix-view-btn {
    flex: 1;
    justify-content: center;
  }

  .matrix-card__statuses {
    flex-direction: column;
    gap: var(--space-xs);
  }
}