/* 配色 + 标签容器化（布局结构不变） */

:root {
  --primary: #556448;
  --primary-dark: #46533c;
  --primary-light: #758468;
  --primary-mid: #637258;
  --accent: #9c9478;
  --accent-hover: #8c8468;
  --accent-text: #6e6858;
  --title-bar-bg: #556448;
  --footer-bg: #46533c;
  --block-header-bg: #556448;
  --block-header-bg-hover: #46533c;
  --block-header-row-bg: #f7f6f2;
  --grad-blue: linear-gradient(180deg, #758468 0%, #556448 100%);
  --grad-blue-h: linear-gradient(90deg, #46533c 0%, #556448 100%);
  --grad-block-intro: linear-gradient(180deg, #fafaf8 0%, #f3f3ef 100%);
  --grad-block-panel: linear-gradient(180deg, #ffffff 0%, #fafaf8 100%);
  --grad-block-news: linear-gradient(180deg, #fafaf8 0%, #f5f5f2 100%);
  --grad-block-base: linear-gradient(180deg, #ffffff 0%, #fafaf8 100%);
  --card-border: #e8e8e4;
  --block-shadow: 0 2px 10px rgba(44, 44, 44, 0.06);
  --tag-radius: 6px;
  --tag-radius-sm: 4px;
  --block-header-height: 40px;
  --list-row-height: auto;
  --list-item-gap: 0;
  --bar-row-height: auto;
  --font-list: 17px;
  --font-block-title: 20px;
}

/* ── 页眉配色 ── */
.header-brand-wrap {
  background: var(--title-bar-bg);
}

.header-nav-wrap {
  border-top-color: var(--primary-dark);
}

.site-search button {
  background: var(--accent);
}

.site-search button:hover {
  background: var(--accent-hover);
}

/* ── 导航标签容器 ── */
.nav-btn {
  border-radius: var(--tag-radius-sm);
  margin: 6px 3px;
  min-height: calc(var(--nav-height) - 12px);
  line-height: calc(var(--nav-height) - 12px);
  border: 1px solid transparent;
  font-weight: 700;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.nav-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-dark);
  box-shadow: 0 2px 6px rgba(74, 87, 64, 0.2);
}

.nav-btn:hover {
  background: rgba(91, 106, 74, 0.12);
  color: var(--primary-dark);
  border-color: rgba(91, 106, 74, 0.25);
}

.main-nav:hover .nav-btn:not(:hover) {
  background: #fff;
  color: var(--text);
  border-color: transparent;
}

.main-nav:hover .nav-btn.active:not(:hover) {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-dark);
}

/* ── 区块标题标签容器 ── */
.block-header-dark,
.block-header-stripe {
  background: linear-gradient(90deg, rgba(91, 106, 74, 0.07) 0%, rgba(255, 255, 255, 0.92) 72%);
  border-bottom: 1px solid rgba(91, 106, 74, 0.1);
}

.block-title {
  clip-path: none;
  position: relative;
  border-radius: var(--tag-radius-sm) var(--tag-radius-sm) 0 0;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 52%, var(--primary-dark) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 2px 8px rgba(74, 87, 64, 0.22);
  letter-spacing: 0.6px;
  padding: 0 42px 0 16px;
  min-height: var(--block-header-height);
  height: var(--block-header-height);
}

.block-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  border-radius: var(--tag-radius-sm) 0 0 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.12) 100%);
}

.block-title-icon {
  width: 24px;
  height: 24px;
  padding: 3px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.block-title-text {
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.14);
}

.block-more {
  clip-path: none;
  border-radius: var(--tag-radius-sm);
  margin: 4px 8px 4px 0;
  align-self: center;
  height: calc(var(--block-header-height) - 10px);
  padding: 0 14px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-hover) 100%);
  font-weight: 600;
  letter-spacing: 0.4px;
  box-shadow: 0 2px 6px rgba(110, 104, 88, 0.24);
}

.block-more:hover {
  background: var(--accent-hover);
}

.block-header-light .block-title {
  border-radius: var(--tag-radius-sm);
  background: linear-gradient(180deg, rgba(91, 106, 74, 0.12) 0%, rgba(91, 106, 74, 0.06) 100%);
  color: var(--primary);
  border: 1px solid rgba(91, 106, 74, 0.18);
  box-shadow: 0 1px 4px rgba(74, 87, 64, 0.08);
}

.block-header-light .block-title::before {
  display: none;
}

.block-header-light .block-more {
  background: transparent;
  color: var(--accent-text);
  border: 1px solid var(--accent);
  box-shadow: none;
}

.block-header-light .block-more:hover {
  background: var(--accent);
  color: #fff;
}

.block-header-dark::before,
.block-header-stripe::before {
  background: var(--accent);
  height: 3px;
}

/* ── 新闻侧标签容器 ── */
.news-tab {
  border-radius: var(--tag-radius) 0 0 var(--tag-radius);
  background: var(--primary);
  box-shadow: inset -2px 0 0 rgba(0, 0, 0, 0.08);
}

.news-tab::before,
.news-tab::after {
  display: none;
}

.news-tab-text {
  background: rgba(255, 255, 255, 0.12);
  padding: 6px 4px;
  border-radius: var(--tag-radius-sm);
}

/* ── 日期标签容器 ── */
.news-date {
  background: var(--accent);
  border-radius: var(--tag-radius-sm);
  min-width: 44px;
  padding: 4px 6px;
  font-weight: 500;
  box-shadow: 0 1px 3px rgba(110, 104, 88, 0.18);
}

.news-list a:hover .news-date {
  background: var(--accent-hover);
}

/* ── 列表标签：紧凑布局 ── */
.arrow-list,
.bar-grid {
  padding: 4px 12px 6px;
  gap: 0;
}

.arrow-list-2col {
  gap: 0;
}

.arrow-list li,
.bar-grid li {
  border: none;
  border-radius: 0;
  min-height: 0;
  margin-bottom: 0;
  background: transparent;
  box-shadow: none;
  cursor: default;
}

.arrow-list li:hover,
.bar-grid li:hover {
  box-shadow: none;
  transform: none;
  background: transparent;
}

.arrow-list:not(.arrow-list-2col) li {
  margin-bottom: 0;
}

.arrow-list:not(.arrow-list-2col) li:last-child {
  margin-bottom: 0;
}

.arrow-list a,
.bar-grid a {
  display: inline-block;
  width: auto;
  min-height: 0;
  padding: 5px 0;
  line-height: 1.4;
  font-size: var(--font-list);
  color: #353533;
  cursor: pointer;
}

.arrow-list a:hover,
.bar-grid a:hover {
  background: transparent;
  color: #353533;
}

.arrow-mark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent) 0%, #8a8368 100%);
  margin-top: 0;
  align-self: center;
  flex-shrink: 0;
  position: relative;
  box-shadow: 0 1px 3px rgba(110, 104, 88, 0.32);
}

.arrow-mark::after {
  display: block;
  content: "";
  position: absolute;
  top: 50%;
  left: 55%;
  transform: translate(-50%, -50%);
  border-style: solid;
  border-width: 3px 0 3px 5px;
  border-color: transparent transparent transparent #fff;
}

.arrow-text {
  line-height: 1.45;
  letter-spacing: 0.2px;
}

.bar-mark {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent) 0%, #8a8368 100%);
  margin-top: 0;
  align-self: center;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(110, 104, 88, 0.32);
}

.arrow-list-2col,
.bar-grid {
  grid-template-columns: 1fr;
  gap: 0;
}

/* 面板列表：二级菜单在板块高度内平均分布 */
.home-row-two.home-row-panel-plain {
  align-items: stretch;
}

.home-block-panel .block-body-stripe {
  justify-content: stretch;
  padding-bottom: 2px;
  background: transparent;
}

.home-block-panel .block-body-with-pdf {
  flex-direction: column;
  gap: 0;
  padding: 4px 8px 6px;
}

.home-section-pdf-strip {
  border-color: rgba(91, 106, 74, 0.16);
  box-shadow: 0 1px 4px rgba(44, 44, 44, 0.06);
}

.home-section-pdf-page {
  border-color: rgba(91, 106, 74, 0.08);
}

.home-block-panel .block-body-stripe .arrow-list {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  height: 100%;
  min-height: 0;
  width: 100%;
  gap: 0;
  margin: 0;
  padding: 8px 12px 10px;
  background: transparent;
  justify-content: stretch;
  box-sizing: border-box;
}

.home-block-panel .block-body-stripe .arrow-list:not(.arrow-list-2col) > li {
  flex: 1 1 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: var(--list-row-height);
  margin-bottom: 0;
  overflow: visible;
  background: transparent;
  box-shadow: none;
  cursor: default;
}

.home-block-panel .block-body-stripe .arrow-list:not(.arrow-list-2col) > li:hover {
  box-shadow: none;
  background: transparent;
  transform: none;
}

.home-block-panel .block-body-stripe .arrow-list a {
  flex: none;
  width: auto;
  min-height: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 0 0 14px;
  line-height: 1.4;
  background: transparent;
  cursor: pointer;
}

.home-block-panel .block-body-stripe .arrow-list > li a {
  color: #353533;
  background: transparent;
  box-shadow: none;
  text-decoration: none;
}

.home-block-panel .block-body-stripe .arrow-list:not(.arrow-list-2col) > li.has-secondary-intro {
  align-items: stretch;
  justify-content: flex-start;
  padding-top: 4px;
  padding-bottom: 4px;
}

.home-block-panel .block-body-stripe .arrow-list > li a .arrow-text {
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 1px;
  transition: color 0.2s ease, background-size 0.2s ease;
}

.home-block-panel .block-body-stripe .arrow-list > li a:hover .arrow-text,
.home-block-panel .block-body-stripe .arrow-list > li a:focus-visible .arrow-text {
  color: var(--title-bar-bg);
  background-size: 100% 1px;
}

.home-block-panel {
  border: 1px solid rgba(91, 106, 74, 0.12);
  box-shadow: 0 2px 12px rgba(44, 44, 44, 0.06);
  overflow: hidden;
}

.home-block-panel .block-header-dark {
  padding-right: 4px;
}

.home-block-video {
  border: 1px solid rgba(91, 106, 74, 0.12);
  box-shadow: 0 2px 12px rgba(44, 44, 44, 0.06);
  overflow: hidden;
}

/* ── 视频分页标签 ── */
.media-video-dot {
  border-radius: var(--tag-radius-sm);
  border-color: var(--line);
}

.media-video-dot.active {
  background: var(--accent);
  border-color: var(--accent);
}

.media-video-pager {
  background: rgba(44, 44, 44, 0.55);
  border-radius: 999px;
}

/* ── 轮播指示器 ── */
.hero-dot.active,
.hero-dot[aria-current="true"] {
  background: var(--accent);
}

/* ── 内页侧栏标签容器 ── */
.section-sidebar {
  border-color: var(--card-border);
  border-radius: var(--tag-radius);
  overflow-x: hidden;
  overflow-y: auto;
}

.section-sidebar-head {
  background: var(--primary);
  border-radius: 0;
}

.section-menu-btn {
  border-radius: var(--tag-radius-sm);
  border-color: var(--card-border);
}

.section-menu-btn:hover {
  background: rgba(91, 106, 74, 0.08);
  border-color: rgba(91, 106, 74, 0.3);
  color: var(--primary);
}

.section-menu-btn.active {
  background: var(--primary);
  border-color: var(--primary-dark);
  color: #fff;
  box-shadow: 0 2px 6px rgba(74, 87, 64, 0.18);
}

/* ── 面包屑容器 ── */
.news-location-bar {
  border-radius: var(--tag-radius-sm);
  border-color: rgba(91, 106, 74, 0.2);
  background: rgba(91, 106, 74, 0.06);
}

.news-location-bar a {
  color: var(--primary);
}

/* ── 内容卡片边框配色 ── */
.home-block {
  border-color: var(--card-border);
  border-radius: var(--tag-radius);
}

.section-main-panel,
.section-content-card {
  border-color: var(--card-border);
  border-radius: var(--tag-radius);
}

.section-page-link {
  border-radius: var(--tag-radius-sm);
  border-color: var(--card-border);
}

.section-page-link:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent-text);
}

/* ── 文字强调色 ── */
.intro-highlight {
  color: var(--primary);
}

.intro-more {
  color: var(--accent-text);
}

.intro-more:hover {
  color: var(--accent-hover);
}

/* ── 页脚 ── */
.site-footer {
  background: var(--footer-bg);
}

.site-campus-banner-skyline {
  background: #fafaf8;
}

.site-stats-value {
  color: #510082;
}

/* ── 背景色调（保留原布局，仅换色） ── */
.site-scene-background,
.page-body {
  background-color: #fafaf8;
}

.page-body > main.container {
  padding-bottom: 20px;
}

.home-layout > :last-child {
  margin-bottom: 12px;
}

.home-row-panel {
  background: linear-gradient(180deg, #ffffff 0%, #f7f7f4 72%, #efefea 100%);
}

@media (max-width: 768px) {
  .nav-btn {
    border-radius: var(--tag-radius-sm);
    margin: 0 4px 0 0;
    min-height: var(--mobile-nav-strip-height, 42px);
    line-height: 1.3;
    border: 1px solid transparent;
  }

  .nav-btn.active {
    box-shadow: none;
  }

  .main-nav:hover .nav-btn.active:not(:hover) {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary-dark);
  }

  .hero-banner {
    max-width: none;
    margin-left: 0;
    margin-right: 0;
  }

  .arrow-list-2col {
    grid-template-columns: 1fr;
  }

  .bar-grid {
    grid-template-columns: 1fr;
  }
}

/* ── 照片墙轮播：紧凑 16:9 卡片 ── */
.hero-banner {
  max-width: var(--content-max);
  margin: 4px auto 0;
  padding: 0 var(--page-padding);
  overflow-x: hidden;
  overflow-y: visible;
}

.hero-track {
  min-height: 0;
  padding: 0;
}

.photo-wall-viewport {
  position: relative;
  width: 100%;
  overflow-x: hidden;
  overflow-y: visible;
  --photo-wall-caption-space: 8px;
  --photo-wall-frame-pad: 5px;
  --photo-wall-frame-pad-bottom: 7px;
  padding: var(--photo-wall-caption-space) 0 8px;
  border-radius: var(--tag-radius);
  background:
    radial-gradient(ellipse 130% 70% at 50% 110%, rgba(255, 255, 255, 0.65) 0%, transparent 58%),
    linear-gradient(180deg, #fafaf8 0%, #ebebe7 100%);
  box-shadow: var(--block-shadow);
}

.photo-wall-viewport--empty {
  display: flex;
  align-items: stretch;
  aspect-ratio: 16 / 9;
  max-height: 300px;
}

.photo-wall-viewport--empty .photo-wall-empty {
  flex: 1;
  width: 100%;
  min-height: 0;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: var(--tag-radius);
}

.photo-wall-track {
  height: auto;
  align-items: flex-start;
  padding: 4px 0 4px;
  gap: 0;
}

.photo-wall-item {
  width: var(--thumb-width);
  height: auto;
  min-height: var(--thumb-height);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  aspect-ratio: auto;
  flex: 0 0 auto;
  border-radius: var(--tag-radius-sm);
  overflow: visible;
  opacity: var(--depth-opacity, 0.92);
}

.photo-wall-slide {
  position: relative;
  left: auto;
  right: auto;
  bottom: auto;
  top: auto;
  flex: 0 0 auto;
  width: 100%;
  height: var(--thumb-height);
  aspect-ratio: auto;
  box-sizing: border-box;
  padding: var(--photo-wall-frame-pad, 5px) var(--photo-wall-frame-pad, 5px)
    var(--photo-wall-frame-pad-bottom, 7px);
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.95);
  border-radius: var(--tag-radius-sm);
  transform: scale(var(--depth-scale, 0.94));
  box-shadow:
    inset 0 0 0 1px rgba(44, 44, 44, 0.05),
    0 2px 6px rgba(44, 44, 44, 0.08),
    0 8px 18px rgba(44, 44, 44, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.photo-wall-image {
  object-fit: cover;
  object-position: center;
  border-radius: 2px;
  background: #f3f3f0;
}

.photo-wall-item:hover .photo-wall-slide {
  transform: scale(1);
  box-shadow:
    inset 0 0 0 1px rgba(44, 44, 44, 0.06),
    0 4px 10px rgba(44, 44, 44, 0.1),
    0 14px 28px rgba(44, 44, 44, 0.14);
}

.photo-wall-dot.is-current,
.photo-wall-dot.active {
  width: 9px;
  height: 9px;
  background: var(--title-bar-bg);
  transform: scale(1.35);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--title-bar-bg) 28%, transparent);
}

.photo-wall-dots-track {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(247, 247, 244, 0.98) 100%);
  border-color: var(--card-border);
}

.hero-banner.is-hover-floating,
.hero-track.is-hover-floating,
.photo-wall-viewport.is-hover-floating {
  overflow: hidden;
  z-index: auto;
}

.photo-wall-item.is-hover-enlarged .photo-wall-slide {
  transform: scale(1.06) !important;
  transform-origin: bottom center;
  overflow: hidden;
  border-radius: var(--tag-radius);
  box-shadow:
    inset 0 0 0 1px rgba(44, 44, 44, 0.07),
    0 8px 16px rgba(44, 44, 44, 0.12),
    0 18px 36px rgba(44, 44, 44, 0.16);
}

.photo-wall-item.is-hover-enlarged .photo-wall-image {
  object-fit: cover;
  background: transparent;
}

.photo-wall-caption {
  position: static;
  flex: 0 0 auto;
  order: -1;
  width: 100%;
  max-height: none;
  margin: 0 0 2px;
  padding: 0 2px;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
  background: transparent;
  border-radius: 0;
  white-space: normal;
  word-break: break-word;
  overflow: visible;
  pointer-events: none;
}

@media (max-width: 768px) {
  .hero-banner {
    margin-top: 2px;
  }

  .photo-wall-viewport {
    --photo-wall-caption-space: 6px;
    padding: var(--photo-wall-caption-space) 0 6px;
  }

  .photo-wall-track {
    gap: 0;
    padding: 0;
  }
}