.brands-page {
  padding: 32px 0 48px;
}

.brand-panel {
  background: #fff;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 24px;
}

.brand-panel .panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--border-color);
}

.brand-panel .panel-header h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.brand-panel .panel-header p {
  margin: 4px 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.brand-panel .panel-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-toggle-brands {
  padding: 8px 18px;
  border: 1px solid var(--primary-blue);
  background: #fff;
  color: var(--primary-blue);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
}

.btn-toggle-brands:hover,
.btn-toggle-brands.expanded {
  background: var(--primary-blue);
  color: #fff;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.brand-grid.all-brands-grid {
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}

.brand-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 96px;
  padding: 12px 10px;
  border: 1px solid var(--border-color);
  background: #fff;
  cursor: pointer;
  transition: 0.2s;
  position: relative;
}

.brand-card:hover,
.brand-card.active {
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.brand-card.active {
  background: var(--primary-light);
}

.brand-card .brand-logo {
  width: 100%;
  height: 48px;
  object-fit: contain;
  margin-bottom: 8px;
}

.brand-card .brand-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: center;
  line-height: 1.3;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.brand-card .brand-initial {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-blue);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.brand-card.brand-card-ad {
  border-color: var(--accent-orange);
}

.brand-card .ad-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  padding: 1px 6px;
  background: var(--accent-orange);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 700;
}

.all-brands-section {
  display: none;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed var(--border-color);
}

.all-brands-section.show {
  display: block;
}

.all-brands-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.all-brands-toolbar .initial-btn {
  min-width: 34px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-gray);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
}

.all-brands-toolbar .initial-btn:hover,
.all-brands-toolbar .initial-btn.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: #fff;
}

.brand-equipment-panel {
  background: #fff;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 24px;
}

.brand-equipment-panel .selected-brand-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--border-color);
}

.brand-equipment-panel .selected-brand-logo {
  width: 72px;
  height: 72px;
  object-fit: contain;
  border: 1px solid var(--border-color);
  padding: 8px;
  background: #fff;
}

.brand-equipment-panel .selected-brand-logo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-blue);
  font-size: 1.6rem;
  font-weight: 700;
}

.brand-equipment-panel .selected-brand-info h3 {
  margin: 0 0 6px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.brand-equipment-panel .selected-brand-info p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.equipment-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.equip-list-item {
  display: flex;
  gap: 20px;
  padding: 18px;
  border: 1px solid var(--border-color);
  background: #fff;
  transition: 0.2s;
}

.equip-list-item:hover {
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-sm);
}

.equip-list-item .item-img {
  flex: 0 0 160px;
  width: 160px;
  height: 120px;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  color: var(--primary-blue);
  background-size: cover;
  background-position: center;
}

.equip-list-item .item-body {
  flex: 1;
  min-width: 0;
}

.equip-list-item .item-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

.equip-list-item .item-name {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
}

.equip-list-item .item-tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
}

.equip-list-item .item-meta {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.equip-list-item .item-meta i {
  margin-right: 4px;
  color: var(--accent-orange);
}

.equip-list-item .item-params {
  background: var(--bg-gray);
  padding: 12px 14px;
}

.equip-list-item .item-params .params-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 8px;
}

.equip-list-item .item-params .params-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
}

.equip-list-item .item-params .param-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.84rem;
  min-width: 0;
}

.equip-list-item .item-params .param-key {
  color: var(--text-muted);
  white-space: nowrap;
}

.equip-list-item .item-params .param-key::after {
  content: '：';
}

.equip-list-item .item-params .param-value {
  color: var(--text-dark);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.empty-tip,
.loading-tip {
  text-align: center;
  padding: 48px 0;
  color: var(--text-muted);
}

.empty-tip i,
.loading-tip i {
  display: block;
  font-size: 2.2rem;
  margin-bottom: 12px;
  color: var(--border-color);
}

.loading-tip i {
  display: inline;
  margin-right: 8px;
  color: var(--primary-blue);
}

.equip-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

.equip-pagination .page-info {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-right: 12px;
}

.equip-pagination .page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--border-color);
  background: #fff;
  color: var(--text-dark);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
}

.equip-pagination .page-btn:hover:not(:disabled) {
  border-color: var(--primary-blue);
  color: var(--primary-blue);
}

.equip-pagination .page-btn.active {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: #fff;
}

.equip-pagination .page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

@media (max-width: 1200px) {
  .brand-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (max-width: 992px) {
  .brand-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .brand-panel,
  .brand-equipment-panel {
    padding: 16px;
  }

  .brand-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .equip-list-item {
    flex-direction: column;
  }

  .equip-list-item .item-img {
    width: 100%;
    height: 180px;
  }

  .equip-list-item .item-params .params-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}