/* Страница /tests — хаб предметов / избранное / статистика */

.tests-hub {
  padding-bottom: 3rem;
}

.tests-hub-header h1 {
  margin-bottom: 1.25rem;
}

.tests-direction {
  margin-bottom: 1.5rem;
}

.tests-direction-fields {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.75rem 1rem;
}

.tests-direction-field {
  flex: 1 1 180px;
  min-width: 140px;
  max-width: 280px;
}

.tests-direction-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.tests-direction-value {
  display: block;
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: 0.65rem;
  border: 1px solid var(--border-color);
  background: var(--card-bg, #fff);
  color: var(--text-color);
  font-weight: 600;
  font-size: 0.95rem;
  pointer-events: none;
  user-select: none;
}

.tests-direction-change {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.7rem 0.25rem;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  white-space: nowrap;
}

.tests-direction-change:hover {
  text-decoration: underline;
}

.tests-direction-hint {
  margin: 0.65rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.tests-direction-all-toggle {
  display: inline;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  color: var(--primary-color);
  font: inherit;
  font-size: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.tests-direction-all-toggle:hover {
  color: var(--primary-hover, var(--primary-color));
}

.tests-hub-tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  touch-action: pan-x;
  scrollbar-width: none;
}

.tests-hub-tabs::-webkit-scrollbar {
  display: none;
}

.tests-hub-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.75rem 1rem;
  min-height: 44px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  flex-shrink: 0;
  touch-action: manipulation;
}

.tests-hub-tab:hover {
  color: var(--primary-color);
}

.tests-hub-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.tests-hub-panel[hidden] {
  display: none !important;
}

.tests-hub-search {
  margin-bottom: 1.25rem;
}

.tests-hub-search .search-wrapper {
  background: var(--card-bg, #fff);
}

.tests-subject-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

@media (max-width: 1100px) {
  .tests-subject-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 800px) {
  .tests-subject-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .tests-subject-grid {
    grid-template-columns: 1fr;
  }
}

.tests-subject-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  background: var(--card-bg, #fff);
  border: 1px solid var(--border-color);
  border-radius: 0.85rem;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
  text-align: left;
  width: 100%;
  color: inherit;
  font: inherit;
}

.tests-subject-card:hover {
  border-color: color-mix(in srgb, var(--primary-color) 45%, var(--border-color));
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
  transform: translateY(-1px);
}

.tests-subject-card-body {
  flex: 1;
  min-width: 0;
}

.tests-subject-card-title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-color);
  line-height: 1.3;
}

.tests-subject-free-badge {
  display: inline-block;
  margin-left: 0.4rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: #10b981;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tests-subject-card-meta {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.tests-subject-card-chevron {
  flex-shrink: 0;
  color: var(--text-muted);
}

.tests-subject-card-star {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.tests-subject-card-star:hover,
.tests-subject-card-star.is-on {
  color: #f59e0b;
}

.tests-subject-card.has-star {
  padding-right: 2.4rem;
}

.tests-fav-subtabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tests-fav-subtab {
  padding: 0.55rem 1rem;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--card-bg, #fff);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  touch-action: manipulation;
  display: inline-flex;
  align-items: center;
}

.tests-fav-subtab.active {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 10%, transparent);
}

.tests-stats-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tests-stats-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  background: var(--card-bg, #fff);
  border: 1px solid var(--border-color);
  border-radius: 0.85rem;
  cursor: pointer;
  text-align: left;
  width: 100%;
  color: inherit;
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.tests-stats-card:hover {
  border-color: color-mix(in srgb, var(--primary-color) 45%, var(--border-color));
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.08);
}

.tests-stats-card-body {
  flex: 1;
  min-width: 0;
}

.tests-stats-card-title {
  margin: 0 0 0.25rem;
  font-weight: 700;
  font-size: 1rem;
}

.tests-stats-card-meta {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.tests-stats-card-score {
  flex-shrink: 0;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary-color);
}

.tests-hub-loading,
.tests-hub-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-muted);
}

[data-theme="dark"] .tests-direction-value,
[data-theme="dark"] .tests-subject-card,
[data-theme="dark"] .tests-stats-card,
[data-theme="dark"] .tests-fav-subtab {
  background: var(--bg-secondary);
}

.catalog-fav-star {
    color: var(--text-muted);
    line-height: 1;
}
.catalog-fav-star.is-on,
.catalog-fav-star:hover {
    color: #f59e0b;
}
.test-card .catalog-fav-star {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 2;
    background: transparent;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}