/* ========================================
   数字经济与技术（产业）学院 · 教学机构补充样式
   主色：阴丹士林蓝 #2C478B
   ======================================== */

.de-college-page,
.de-college-home {
  --color-primary: #2c478b;
  --color-primary-dark: #1e3366;
  --color-primary-light: #3d5aa8;
  --color-bg-pink: #f3f5fa;
}

.de-college-page .about-banner::after {
  background: linear-gradient(135deg, rgba(30, 51, 102, 0.88), rgba(44, 71, 139, 0.62));
}

.de-college-home .about-banner {
  display: none;
}

/* 学院品牌区（侧栏） */
.de-brand-bar.about-sidenav-title {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 1px;
  line-height: 1.4;
  border-bottom: none;
  margin-bottom: 0;
}

.de-brand-bar.about-sidenav-title .de-college-logo {
  width: 36px;
  height: 36px;
}

.de-brand-bar.about-sidenav-title span {
  font-size: 13px;
}

.de-college-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

/* 首页轮播 */
.de-hero {
  position: relative;
  background: #2a2420;
  overflow: hidden;
}

.de-hero-inner {
  position: relative;
  min-height: 420px;
  height: min(62vh, 560px);
}

.de-hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  background-size: cover;
  background-position: center;
}

.de-hero-slide.active {
  opacity: 1;
  z-index: 1;
}

.de-hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(30, 51, 102, 0.85) 0%,
    rgba(44, 71, 139, 0.48) 55%,
    rgba(24, 32, 56, 0.55) 100%
  );
}

.de-hero-top {
  position: absolute;
  top: 24px;
  left: clamp(24px, 5vw, 48px);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 16px;
}

.de-hero-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.de-hero-college-name {
  color: #fff;
  font-family: var(--font-serif);
  font-size: clamp(18px, 3vw, 26px);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  letter-spacing: 4px;
}

.de-hero-motto {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: 0.25em;
  color: var(--color-gold);
}

.de-hero-text {
  position: absolute;
  left: clamp(24px, 5vw, 48px);
  bottom: clamp(28px, 5vw, 48px);
  z-index: 3;
  color: #fff;
  max-width: 560px;
}

.de-hero-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  border: 1px solid rgba(201, 162, 39, 0.55);
  color: var(--color-gold);
}

.de-hero-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 4vw, 36px);
  margin-bottom: 8px;
}

.de-hero-dots {
  position: absolute;
  right: 32px;
  bottom: 36px;
  z-index: 3;
  display: flex;
  gap: 8px;
}

.de-hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.de-hero-dot.active {
  background: var(--color-gold);
  border-color: var(--color-gold);
}

.de-major-matrix {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin: -36px auto 28px;
  padding: 0 24px;
  max-width: var(--content-max, 1200px);
  position: relative;
  z-index: 5;
}

.de-major-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 10px;
  background: #fff;
  border: 1px solid #e8e0da;
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(60, 40, 30, 0.06);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, transform 0.2s;
}

.de-major-card:hover {
  border-color: rgba(44, 71, 139, 0.3);
  transform: translateY(-2px);
}

.de-major-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-primary);
  background: rgba(44, 71, 139, 0.06);
  border-radius: 4px;
}

.de-major-card span {
  font-size: 12px;
  text-align: center;
  color: var(--color-primary);
  font-weight: 500;
}

.de-home-body {
  max-width: var(--content-max, 1200px);
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* 概况 */
.de-rich-text {
  font-size: 14px;
  color: #555;
  line-height: 1.85;
}

.de-rich-text h4 {
  color: var(--color-primary);
  margin: 16px 0 10px;
}

.de-leader-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.de-leader-card {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 14px;
  padding: 16px;
  background: #f3f5fa;
  border: 1px solid #e8e0da;
  border-radius: 4px;
}

.de-leader-card img {
  width: 96px;
  height: 120px;
  object-fit: cover;
  border-radius: 4px;
}

.de-integration-item {
  padding: 16px 18px;
  margin-bottom: 12px;
  background: #f3f5fa;
  border-left: 3px solid var(--color-primary);
  border-radius: 0 4px 4px 0;
}

/* 专业 */
.de-major-detail {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 20px;
  border: 1px solid #e8e0da;
  border-radius: 4px;
  background: #fff;
}

.de-major-detail img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 4px;
}

.de-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.de-tag {
  padding: 4px 10px;
  font-size: 12px;
  background: #f3f5fa;
  border: 1px solid #e8e0da;
  border-radius: 2px;
}

/* 教研成果 */
.de-pdf-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  margin-bottom: 10px;
  background: #f3f5fa;
  border: 1px solid #e8e0da;
  border-radius: 4px;
}

.de-pdf-btn {
  padding: 6px 14px;
  font-size: 12px;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  text-decoration: none;
}

.de-cert-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.de-cert-card {
  border: 1px solid #e8e0da;
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}

.de-cert-card img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.de-cert-card figcaption {
  padding: 10px 12px;
  font-size: 12px;
}

/* 教师 */
.de-teacher-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.de-teacher-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 12px;
  border: 1px solid #e8e0da;
  border-radius: 4px;
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s;
}

.de-teacher-card:hover {
  border-color: var(--color-primary);
}

.de-teacher-photo {
  width: 88px;
  height: 110px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
  background: #f3f5fa;
}

.de-teacher-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.de-expert-badge {
  display: inline-block;
  font-size: 10px;
  padding: 2px 6px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 2px;
  margin-bottom: 6px;
}

.de-teacher-detail {
  padding: 24px;
  background: #f3f5fa;
  border: 1px solid #e8e0da;
  border-radius: 4px;
}

.de-teacher-detail-header {
  display: flex;
  gap: 20px;
  margin-bottom: 16px;
}

.de-teacher-detail-header img {
  width: 120px;
  height: 150px;
  object-fit: cover;
  border-radius: 4px;
}

/* 学团 / 校企 */
.de-gallery-masonry {
  column-count: 3;
  column-gap: 14px;
}

.de-gallery-item {
  break-inside: avoid;
  margin-bottom: 14px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #e8e0da;
}

.de-gallery-item img {
  width: 100%;
  display: block;
}

.de-gallery-item span {
  display: block;
  padding: 8px 10px;
  font-size: 12px;
  background: #fff;
}

.de-partner-wall {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.de-partner-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 14px 8px;
  background: #fff;
  border: 1px solid #e8e0da;
  border-radius: 4px;
  text-align: center;
}

.de-partner-item img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 50%;
}

.de-partner-type {
  font-size: 10px;
  color: var(--color-primary);
}

.de-news-search {
  margin-bottom: 16px;
}

.de-news-search input {
  width: 100%;
  padding: 8px 14px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
}

.de-news-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid #eee;
  text-decoration: none;
  color: inherit;
}

.de-news-thumb {
  width: 140px;
  height: 90px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.de-notice-pin {
  display: inline-block;
  font-size: 11px;
  padding: 2px 6px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 2px;
  margin-right: 8px;
}

@media (max-width: 1024px) {
  .de-major-matrix {
    grid-template-columns: repeat(3, 1fr);
  }
  .de-teacher-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .de-cert-wall {
    grid-template-columns: repeat(2, 1fr);
  }
  .de-partner-wall {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .de-major-matrix {
    grid-template-columns: repeat(2, 1fr);
    margin-top: -20px;
  }
  .de-leader-grid,
  .de-major-detail {
    grid-template-columns: 1fr;
  }
  .de-teacher-grid,
  .de-cert-wall {
    grid-template-columns: 1fr;
  }
  .de-gallery-masonry {
    column-count: 1;
  }
  .de-partner-wall {
    grid-template-columns: repeat(2, 1fr);
  }
  .de-news-item {
    flex-direction: column;
  }
  .de-news-thumb {
    width: 100%;
    height: 140px;
  }
}