/* ============================================================
   list.css — 新闻动态列表页专属样式
   依赖 common.css 提供 CSS 变量、reset、topnav、sidebar、footer
   ============================================================ */

/* ============================================================
   Page Layout
   ============================================================ */
main {
  padding-top: 5rem; /* topnav height */
}

/* ============================================================
   Hero Banner（页面顶部横幅）
   ============================================================ */
.list-hero {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.list-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.list-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.list-hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(252,249,241,0.8) 0%, rgba(252,249,241,0.4) 50%, transparent 100%);
}
.list-hero-inner {
  position: relative;
  z-index: 10;
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}
.list-hero-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tertiary);
  background: rgba(156,172,107,0.3);
  border-radius: var(--radius-full);
}
.list-hero h1 {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 3.75rem);
  color: var(--on-surface);
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
}
.list-hero p {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  max-width: 32rem;
}

/* ============================================================
   Content Shell（主体内容区，负 margin 遮住 hero 底部）
   ============================================================ */
.list-shell {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2rem 6rem;
  margin-top: -3rem;
  position: relative;
  z-index: 20;
}

/* ============================================================
   Filter Bar（分类过滤导航栏）
   ============================================================ */
.list-filter-bar {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  margin-bottom: 3rem;
  flex-wrap: wrap;
}
.list-filter-btn {
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  background: none;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}
.list-filter-btn:hover {
  background: var(--surface-container);
}
.list-filter-btn.active {
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
}

/* ============================================================
   Article Grid（文章卡片网格）
   ============================================================ */
.list-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
@media (min-width: 768px) {
  .list-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .list-grid { grid-template-columns: 1fr 1fr 1fr; }
}

/* ============================================================
   Article Card
   ============================================================ */
.list-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  transition: box-shadow 0.4s, transform 0.4s;
}
.list-card:hover {
  box-shadow: 0 16px 40px rgba(0,0,0,0.1);
  transform: translateY(-3px);
}
.list-card-img-wrap {
  position: relative;
  height: 16rem;
  overflow: hidden;
}
.list-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
}
.list-card:hover .list-card-img-wrap img {
  transform: scale(1.08);
}
.list-card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}
.list-card-tag.tag-news    { background: var(--primary);   color: var(--on-primary); }
.list-card-tag.tag-health  { background: var(--tertiary);  color: var(--on-tertiary); }
.list-card-tag.tag-story   { background: var(--secondary); color: var(--on-secondary); }

.list-card-body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.list-card-date {
  font-size: 0.875rem;
  color: var(--outline);
  margin-bottom: 0.75rem;
}
.list-card-title {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--on-surface);
  line-height: 1.4;
  margin-bottom: 1rem;
  transition: color 0.2s;
}
.list-card:hover .list-card-title {
  color: var(--primary);
}
.list-card-excerpt {
  font-size: 0.9375rem;
  color: var(--on-surface-variant);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  /* 3-line clamp */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.list-card-more {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.875rem;
  cursor: pointer;
}
.list-card-more .material-symbols-outlined {
  font-size: 1rem;
  transition: transform 0.2s;
}
.list-card:hover .list-card-more .material-symbols-outlined {
  transform: translateX(4px);
}

/* ============================================================
   Pagination
   ============================================================ */
.list-pagination {
  margin-top: 5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.list-page-btn {
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  transition: background 0.2s, color 0.2s;
  border: none;
  background: none;
  cursor: pointer;
}
.list-page-btn:hover {
  background: var(--surface-container);
}
.list-page-btn.active {
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(197,160,89,0.3);
}
.list-page-btn.bordered {
  border: 1px solid rgba(209,197,180,0.3);
}
.list-page-ellipsis {
  color: var(--outline-variant);
  font-size: 1rem;
  line-height: 2.5rem;
}
/* 分页样式 */
.xpagination {
    display: table;
    margin: 20px auto;
    padding-left: 0;
    border-radius: 4px; }
.xpagination > li {
    display: inline; }
.xpagination > li > a,
.xpagination > li > span {
    position: relative;
    float: left;
    padding: 6px 12px;
    line-height: 1.42857;
    text-decoration: none;
    color: #C5A059;
    background-color: #fff;
    border: 1px solid #ddd;
    margin-left: -1px; }
.xpagination > li:first-child > a,
.xpagination > li:first-child > span {
    margin-left: 0;
    border-bottom-left-radius: 4px;
    border-top-left-radius: 4px; }
.xpagination > li:last-child > a,
.xpagination > li:last-child > span {
    border-bottom-right-radius: 4px;
    border-top-right-radius: 4px; }
.xpagination > li > a:hover, .xpagination > li > a:focus,
.xpagination > li > span:hover,
.xpagination > li > span:focus {
    z-index: 2;
    color: #C5A059;
    background-color: #eeeeee;
    border-color: #ddd; }
.xpagination > .active > a, .xpagination > .active > a:hover, .xpagination > .active > a:focus,
.xpagination > .active > span,
.xpagination > .active > span:hover,
.xpagination > .active > span:focus {
    z-index: 3;
    color: #fff;
    background-color: #C5A059;
    border-color: #C5A059;
    cursor: default; }    
/* ============================================================
   Footer override for list page（list 页 footer 无单独差异）
   ============================================================ */