/* Forum list page (Previous / Upcoming / Sponsor list) */

.page-forum-list {
  background-color: #f5f5f5;
}

.forum-list-hero {
  background-color: #004494;
  color: #ffffff;
  padding: 24px 0;
}

.forum-list-hero__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.forum-list-hero__kicker {
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.9;
  margin-bottom: 8px;
}

.forum-list-hero__title {
  font-size: 28px;
  font-weight: 700;
}

.forum-list-year {
  margin-top: 20px;
}

.forum-list-year__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.forum-list-year__title {
  font-size: 24px;
  font-weight: 700;
}

.forum-list-year__select {
  min-width: 140px;
  padding: 8px 40px 8px 12px;
  /* 右侧为箭头预留空间 */
  border-radius: 4px;
  border: 2px solid #004494;
  background-color: #ffffff;
  font-size: 14px;
  color: #333333;
  /* 去掉浏览器默认箭头 */
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  /* 右侧蓝色块 + 白色箭头 */
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23FFFFFF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"),
    linear-gradient(90deg, #004494, #004494);
  background-repeat: no-repeat, no-repeat;
  background-position:
    right 12px center,
    right 0 top 0;
  background-size:
    12px 8px,
    32px 100%;
  cursor: pointer;
}

.forum-list-year__select:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(0, 68, 148, 0.25);
}

.forum-list-grid-section {
  padding: 10px 0 40px;
}

.forum-list-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.forum-list-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background-color: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid transparent;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.04);
  transition:
    border-color 0.3s ease,
    background-color 0.3s ease;
}

.forum-list-card__media {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.forum-list-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  transition: transform 0.3s ease;
}

.forum-list-card__body {
  padding: 16px 18px 18px;
}

.forum-list-card__meta {
  display: flex;
  gap: 12px;
  font-size: 14px;
  color: #888888;
  margin-bottom: 8px;
}

.forum-list-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.forum-list-card__title {
  font-size: 18px;
  font-weight: 700;
  color: #222222;
}

.forum-list-card:hover {
  border-color: #004494;
  background-color: #f4fafd;
}

.forum-list-card:hover .forum-list-card__media img {
  transform: scale(1.05);
}

.forum-list-pagination {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.forum-list-page-btn {
  min-width: 80px;
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid #cccccc;
  background-color: #ffffff;
  font-size: 14px;
  cursor: pointer;
}

.forum-list-page-btn.is-active {
  background-color: #004494;
  border-color: #004494;
  color: #ffffff;
}

@media (max-width: 1024px) {
  .forum-list-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .forum-list-card__media {
    height: 180px;
  }
}

@media (max-width: 768px) {

  .forum-list-hero__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  /* 面包屑优化：缩小字号，换行显示 */
  .forum-list-hero__inner .breadcrumb {
    font-size: 12px;
    flex-wrap: wrap;
  }

  /* 年份区域保持一行 */
  .forum-list-year__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
  }

  .forum-list-year__title {
    font-size: 20px;
  }

  .forum-list-year__select {
    min-width: 100px;
    width: auto;
    flex-shrink: 0;
  }

  .forum-list-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .forum-list-card__media {
    height: auto;
    aspect-ratio: 16/9;
  }

  .forum-list-card__body {
    padding: 14px 16px;
  }

  .forum-list-card__title {
    font-size: 16px;
  }

  .forum-list-hero__title {
    font-size: 22px;
  }

  .forum-list-grid-section {
    padding: 10px 0 30px;
  }
}

@media (max-width: 480px) {
  .forum-list-hero {
    padding: 16px 0;
  }

  .forum-list-hero__title {
    font-size: 20px;
  }

  .forum-list-card__meta {
    font-size: 13px;
    gap: 10px;
  }

  .forum-list-card__title {
    font-size: 15px;
  }

  .forum-list-page-btn {
    min-width: 60px;
    padding: 6px 10px;
    font-size: 13px;
  }
}