/* ============================================================
   品牌列表页 brand_list.php 专属样式
   复用 brand.css 的 .cat-tabs / .news-section / .news-list-compact / .pagination
   本文件仅承载：面包屑 / 页头 / 两栏布局 / 品牌卡片网格 / 侧栏面板
   设计令牌与 brand.css 保持一致（红主题）
   ============================================================ */

/* 本地令牌（与 brand.css 同口径；若 brand.css 已定义则覆盖无害） */
:root {
  --bl-red: #d8302f;
  --bl-red-dark: #b32928;
  --bl-text: #333;
  --bl-text-mid: #666;
  --bl-text-light: #888;
  --bl-bg-gray: #f5f5f5;
  --bl-border: #e5e5e5;
  --bl-border-light: #eee;
  --bl-max-w: 1200px;
}

/* 面包屑 */
.bl-crumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--bl-text-light);
}
.bl-crumb a {
  color: var(--bl-text-light);
  text-decoration: none;
}
.bl-crumb a:hover {
  color: var(--bl-red);
}
.bl-crumb__sep {
  margin: 0 6px;
  color: #ccc;
}

/* 页头 */
.bl-head {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--bl-border-light);
}
.bl-head__title {
  font-size: 26px;
  font-weight: 800;
  color: var(--bl-text);
  margin: 0 0 8px;
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}
.bl-head__count {
  font-size: 14px;
  font-weight: 600;
  color: var(--bl-red);
}
.bl-head__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--bl-text-mid);
  max-width: 880px;
}

/* 两栏布局：主列表 + 侧栏 */
.bl-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 20px;
  align-items: start;
}

/* 工具条（数量提示） */
.bl-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border: 1px solid var(--bl-border-light);
  border-radius: 6px;
  padding: 12px 16px;
  margin-bottom: 16px;
}
.bl-toolbar__info {
  font-size: 13px;
  color: var(--bl-text-light);
}
.bl-toolbar__info b {
  color: var(--bl-red);
  font-weight: 700;
}
.bl-toolbar__hint {
  font-size: 12px;
  color: var(--bl-text-light);
}

/* 品牌卡片网格 */
.bl-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
@media (max-width: 1200px) {
  .bl-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .bl-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
}
@media (max-width: 440px) {
  .bl-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}

.bl-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--bl-border-light);
  border-radius: 6px;
  padding: 14px 14px 12px;
  text-decoration: none;
  transition: color .25s ease, background-color .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.bl-card:hover {
  border-color: var(--bl-red);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(216, 48, 47, .1);
}

/* 卡片 logo 区：图片 / 首字占位 */
.bl-card__logo {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bl-bg-gray);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}
.bl-card__logo img {
  max-width: 92%;
  max-height: 92%;
  object-fit: contain;
}
.bl-card__initial {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: var(--bl-red);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  font-family: Georgia, 'Microsoft YaHei', sans-serif;
}

.bl-card__body {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}
.bl-card__name {
  font-size: 15px;
  font-weight: 700;
  color: var(--bl-text);
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .2s ease;
}
.bl-card:hover .bl-card__name {
  color: var(--bl-red);
}
.bl-card__company {
  margin-top: 2px;
  font-size: 12px;
  color: var(--bl-text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.bl-card__foot {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.bl-card__cat {
  display: inline-block;
  font-size: 12px;
  line-height: 1.5;
  padding: 1px 8px;
  border-radius: 3px;
  background: var(--bl-bg-gray);
  color: var(--bl-text-mid);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.bl-card:hover .bl-card__cat {
  background: rgba(216, 48, 47, .08);
  color: var(--bl-red);
}
.bl-card__meta {
  font-size: 12px;
  color: var(--bl-text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 空态 */
.bl-empty {
  background: #fff;
  border: 1px solid var(--bl-border-light);
  border-radius: 6px;
  padding: 48px 20px;
  text-align: center;
  color: var(--bl-text-light);
}

/* ===================== 侧栏 ===================== */
.bl-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 侧栏面板（自包含，不依赖 main.css 的 .side-panel 内部结构） */
.bl-panel {
  background: #fff;
  border: 1px solid var(--bl-border-light);
  border-radius: 6px;
  overflow: hidden;
}
.bl-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 2px solid var(--bl-red);
  background: var(--bl-bg-gray);
}
.bl-panel__header h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--bl-text);
  margin: 0;
  position: relative;
  padding-left: 10px;
}
.bl-panel__header h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 14px;
  background: var(--bl-red);
  border-radius: 2px;
}
.bl-panel__more {
  font-size: 12px;
  color: var(--bl-text-light);
  text-decoration: none;
}
.bl-panel__more:hover { color: var(--bl-red); }

.bl-panel__list {
  list-style: none;
  margin: 0;
  padding: 6px 0;
}
.bl-panel__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  font-size: 14px;
  border-bottom: 1px dotted var(--bl-border-light);
  transition: background .2s ease, transform .2s ease;
}
.bl-panel__item:last-child { border-bottom: none; }
.bl-panel__item:hover {
  background: var(--bl-bg-gray);
  transform: translateX(4px);
}
.bl-rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 3px;
  background: var(--bl-bg-gray);
  color: var(--bl-text-light);
  flex-shrink: 0;
}
.bl-rank--hot { background: var(--bl-red); color: #fff; }
.bl-rank--2 { background: #f59e0b; color: #fff; }
.bl-rank--3 { background: #0891b2; color: #fff; }

.bl-avatar {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bl-bg-gray);
  color: var(--bl-text-mid);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  font-family: Georgia, 'Microsoft YaHei', sans-serif;
  transition: transform .2s ease;
}
.bl-panel__item:hover .bl-avatar { transform: scale(1.08); }
.bl-panel__name {
  flex: 1;
  color: var(--bl-text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 14px;
}
.bl-panel__item:hover .bl-panel__name { color: var(--bl-red); }
.bl-panel__cat {
  flex-shrink: 0;
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 2px;
  background: var(--bl-bg-gray);
  color: var(--bl-text-light);
  max-width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bl-panel__item:hover .bl-panel__cat {
  background: rgba(216, 48, 47, .08);
  color: var(--bl-red);
}

.bl-side-ad {
  border-radius: 6px;
  overflow: hidden;
  background: var(--bl-bg-gray);
}
.bl-side-ad script,
.bl-side-ad img,
.bl-side-ad ins {
  display: block;
  max-width: 100%;
  margin: 0 auto;
}

/* ===================== 响应式：整体 ===================== */
@media (max-width: 992px) {
  .bl-layout { grid-template-columns: 1fr; }
  .bl-side { flex-direction: row; flex-wrap: wrap; }
  .bl-side > * { flex: 1 1 280px; }
}
@media (max-width: 768px) {
  .bl-head__title { font-size: 22px; }
  .bl-side { flex-direction: column; }
}