/* ===== 四虎 补充样式 - additions.css ===== */

/* 子类目胶囊链接 */
.sub-cat-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 10px;
  color: var(--text-main);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
  text-align: center;
}
.sub-cat-pill:hover {
  background: rgba(124,58,237,0.28);
  border-color: var(--accent-purple);
  transform: translateY(-2px);
  color: #fff;
}

/* 娱乐专区网格 */
.ent-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.ent-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.ent-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(124,58,237,0.2);
}

/* AI赋能网格 */
.ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ai-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 28px 24px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  gap: 16px;
}
.ai-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(124,58,237,0.22);
  border-color: rgba(124,58,237,0.4);
}
.ai-icon-wrap {
  flex-shrink: 0;
}
.ai-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(59,130,246,0.2));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.ai-content h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-main);
}
.ai-content p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* howto步骤编号 */
.howto-num {
  font-size: 2.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, #A855F7, #60A5FA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 10px;
}

/* 信任徽章 */
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: rgba(124,58,237,0.1);
  border: 1px solid rgba(124,58,237,0.2);
  border-radius: 20px;
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* 工具卡片网格 */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.tool-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  gap: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(124,58,237,0.18);
  border-color: rgba(124,58,237,0.35);
}
.tool-icon {
  font-size: 2rem;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tool-info h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}
.tool-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* 图片画廊 */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 3/4;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img {
  transform: scale(1.06);
}
.gallery-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
}
.gallery-item-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
}

/* 直播徽章 */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #EF4444;
}
.live-dot {
  width: 8px;
  height: 8px;
  background: #EF4444;
  border-radius: 50%;
  animation: livePulse 1.2s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* 联系卡片 */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.contact-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 28px 24px;
  transition: transform 0.3s ease;
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(124,58,237,0.15);
}
.contact-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}
.contact-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}
.contact-info {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* 专家卡片 */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.expert-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px 20px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.expert-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 40px rgba(124,58,237,0.2);
}
.expert-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
  display: block;
  border: 3px solid rgba(124,58,237,0.3);
}
.expert-name {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-main);
}
.expert-role {
  font-size: 0.75rem;
  color: var(--accent-purple);
  margin-bottom: 10px;
}
.expert-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}
.expert-btns {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-tag {
  padding: 5px 12px;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 20px;
  font-size: 0.72rem;
  color: var(--text-main);
  text-decoration: none;
  transition: all 0.2s ease;
}
.btn-tag:hover {
  background: rgba(124,58,237,0.25);
  color: #fff;
}

/* 合作品牌 */
.partner-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.partner-logo {
  padding: 14px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.25s ease;
}
.partner-logo:hover {
  border-color: rgba(124,58,237,0.4);
  color: var(--text-main);
  transform: translateY(-2px);
}

/* 响应式补充 */
@media (max-width: 900px) {
  .ent-grid { grid-template-columns: 1fr; }
  .ai-grid { grid-template-columns: 1fr; }
  .ai-card { flex-direction: column; }
  .expert-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .ent-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .tool-grid { grid-template-columns: 1fr; }
  .sub-cat-pill { font-size: 0.75rem; padding: 8px 10px; }
}