@charset "UTF-8";

/* ==========================================
   MK体育在线官网 - TAG聚合页样式 (G4字母索引)
   ========================================== */

/* ---- 字母索引导航 (G4) ---- */
.alpha-index {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 40px;
  box-shadow: 0 4px 16px var(--shadow);
  position: sticky;
  top: 80px;
  z-index: 50;
}
.alpha-index-title {
  font-size: 1rem;
  color: var(--dark);
  margin-bottom: 16px;
  font-style: italic;
}
.alpha-letters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.alpha-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 700;
  font-style: italic;
  color: var(--text);
  background: var(--light-bg);
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: all 0.25s ease;
}
.alpha-letter:hover, .alpha-letter.active {
  background: var(--secondary);
  color: var(--white);
  border-color: var(--secondary);
  transform: scale(1.1);
}
.alpha-letter.empty {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

/* ---- TAG分组区 ---- */
.tag-groups { padding: 20px 0 60px; }
.tag-group {
  margin-bottom: 40px;
  scroll-margin-top: 140px;
}
.tag-group-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary);
}
.tag-group-letter {
  width: 44px;
  height: 44px;
  background: var(--secondary);
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  font-style: italic;
}
.tag-group-header h2 {
  font-size: 1.2rem;
  color: var(--dark);
}
.tag-group-count {
  margin-left: auto;
  font-size: 0.82rem;
  color: #8BA88B;
  font-style: italic;
}

/* TAG卡片网格 */
.tag-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.tag-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.3s ease;
}
.tag-card:hover {
  transform: translateX(6px);
  box-shadow: 0 4px 16px var(--shadow);
  border-color: var(--secondary);
}
.tag-card-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1rem;
}
.tag-card-info { flex: 1; min-width: 0; }
.tag-card-name {
  font-size: 0.95rem;
  font-weight: 700;
  font-style: italic;
  color: var(--dark);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tag-card-meta { font-size: 0.78rem; color: #9AB89A; font-style: italic; }
.tag-card-arrow { color: var(--border); font-size: 1.1rem; transition: all 0.3s ease; }
.tag-card:hover .tag-card-arrow { color: var(--secondary); transform: translateX(4px); }

/* ---- 热门TAG展示 ---- */
.hot-tags-section { background: var(--light-bg); padding: 50px 0; }
.hot-tags-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.hot-tag-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px 20px;
  text-align: center;
  transition: all 0.35s ease;
  cursor: pointer;
}
.hot-tag-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px var(--shadow);
  border-color: var(--secondary);
}
.hot-tag-card .icon {
  width: 56px;
  height: 56px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-size: 1.4rem;
  color: var(--secondary);
  transition: all 0.35s ease;
}
.hot-tag-card:hover .icon { background: var(--secondary); color: var(--white); transform: scale(1.1); }
.hot-tag-card h4 { font-size: 1rem; color: var(--dark); margin-bottom: 6px; }
.hot-tag-card p { font-size: 0.82rem; color: #8BA88B; line-height: 1.5; }
.hot-tag-card .count {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 12px;
  background: var(--light-bg);
  border-radius: 12px;
  font-size: 0.78rem;
  color: var(--secondary);
  font-weight: 700;
}

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .tag-cards { grid-template-columns: repeat(2, 1fr); }
  .hot-tags-grid { grid-template-columns: repeat(2, 1fr); }
  .alpha-index { position: static; }
}

@media (max-width: 768px) {
  .tag-cards { grid-template-columns: 1fr; }
  .alpha-letter { width: 32px; height: 32px; font-size: 0.82rem; }
  .hot-tags-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .hot-tag-card { padding: 20px 14px; }
}

@media (max-width: 480px) {
  .alpha-letters { gap: 4px; }
  .alpha-letter { width: 28px; height: 28px; font-size: 0.75rem; }
  .hot-tags-grid { grid-template-columns: 1fr; }
}