/* ===== Section 容器 ===== */
.event-news-section {
  position: relative;
  width: 100%;
  background-color: #f7f8fa;
  overflow: hidden;
  padding: 100px 0;
}

.event-news-container {
  position: relative;
  width: 100%;
  max-width: 1520px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 标题区（左对齐）===== */
.event-news-heading {
  margin-bottom: 40px;
  text-align: left;
}

.event-news-subtitle {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #4aab3d;
  margin-bottom: 12px;
}

.event-news-title {
  font-size: 36px;
  font-weight: 700;
  color: #1a1a1a;
  margin: 0;
  line-height: 1.2;
}

/* ===== 网格布局：左边 7 + 右边 3 ===== */
.event-news-grid {
  display: grid;
  grid-template-columns: 7fr 3fr;
  gap: 24px;
  align-items: stretch;
}

/* 左列（大图） */
.event-news-col--big {
  display: flex;
  min-width: 0;
}

.event-news-col--small {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

/* ===== Item 容器 ===== */
.event-news-item {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  text-decoration: none;
  color: inherit;
  background-color: #1a1a1a;
  transition: transform 0.3s ease;
}

.event-news-item:hover {
  transform: translateY(-2px);
}

/* 大图 item：高度 = 3 个小图 + 2 * 间距（自动由 grid stretch 实现） */
.event-news-item--big {
  width: 100%;
  flex: 1;
  min-height: 0;
}

.event-news-item--small {
  flex: 1 1 0;
  min-height: 0;
}

/* ===== 缩略图（带 overlay）===== */
.event-news-item-thumb {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.event-news-item-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.event-news-item:hover .event-news-item-thumb img {
  transform: scale(1.05);
}

/* ===== Overlay 浮在左下角 ===== */
.event-news-item-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  color: #ffffff;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.75) 0%,
    rgba(0, 0, 0, 0.4) 50%,
    rgba(0, 0, 0, 0) 100%
  );
  pointer-events: none;
}

.event-news-item--big .event-news-item-overlay {
  padding: 28px;
}

/* 分类 Tag */
.event-news-item-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #ffffff;
  background-color: #4aab3d;
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 8px;
  pointer-events: auto;
}

.event-news-item--big .event-news-item-tag {
  font-size: 12px;
  padding: 5px 12px;
  margin-bottom: 12px;
}

/* 标题 */
.event-news-item-title {
  margin: 0 0 6px;
  color: #ffffff;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
}

.event-news-item--big .event-news-item-title {
  font-size: 22px;
  margin-bottom: 10px;
}

.event-news-item--small .event-news-item-title {
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Meta */
.event-news-item-meta {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.event-news-item--big .event-news-item-meta {
  font-size: 13px;
  gap: 14px;
}

.event-news-item-author {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.event-news-item-author::before {
  content: "👤";
  font-size: 12px;
  opacity: 0.85;
}

.event-news-item-date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.event-news-item-date::before {
  content: "🕒";
  font-size: 11px;
  opacity: 0.85;
}

/* ===== 响应式 ===== */
@media screen and (max-width: 1199px) {
  .event-news-grid {
    grid-template-columns: 7fr 3fr;
    gap: 16px;
  }

  .event-news-col--small {
    gap: 8px;
  }

  .event-news-title {
    font-size: 30px;
  }

  .event-news-item--big .event-news-item-title {
    font-size: 18px;
  }

  .event-news-item--small .event-news-item-title {
    font-size: 13px;
  }

  .event-news-item-overlay {
    padding: 16px;
  }

  .event-news-item--big .event-news-item-overlay {
    padding: 20px;
  }
}

@media screen and (max-width: 767px) {
  .event-news-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .event-news-col--small {
    flex-direction: row;
    gap: 12px;
  }

  .event-news-col--small .event-news-item--small {
    flex: 1 1 0;
  }

  .event-news-title {
    font-size: 24px;
  }

  .event-news-item--big .event-news-item-title {
    font-size: 18px;
  }

  .event-news-item--small .event-news-item-title {
    font-size: 12px;
  }

  .event-news-heading {
    margin-bottom: 24px;
  }
}