:root {
  --blue-dark: #07529b;
  --blue-main: #126fbd;
  --blue-nav: #1d66b7;
  --blue-light: #22a7e6;
  --cyan: #20c7dd;
  --sky: #dff5ff;
  --text: #173861;
  --muted: #5e7790;
  --line: #d7e8f5;
  --white: #fff;
  --shadow: 0 8px 22px rgba(12, 87, 159, .13);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #e8f8ff 0%, #ffffff 46%, #f6fbff 100%);
  font-size: 14px;
}

a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.site,
.wrap {
  width: 1366px;
  max-width: calc(100% - 32px);
  margin: 0 auto;
}

.nav-bar {
  /* 移除了原本的固定最小高度，高度改由内部的上下两行自然撑开 */
  background: linear-gradient(90deg, #0d56a8, #1a72c8);
  box-shadow: 0 5px 16px rgba(0, 69, 139, .22);
}

/* 导航栏第一行容器：包含 Logo、校名和右侧的主标题，底部使用微弱透明白线作为分界 */
.nav-top-row {
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

/* 导航栏第一行内部容器：相对定位，弹性盒模型居中对齐，使主标题处于整个顶栏的正中央 */
.nav-top-inner {
  position: relative;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 导航栏第二行容器：独立一行的导航菜单区域，背景稍微加深 8% 以增加版面层次感 */
.nav-bottom-row {
  background: rgba(0, 0, 0, 0.08);
}

/* 导航栏第二行内部容器：垂直居中对齐，控制最小高度为 52px */
.nav-bottom-inner {
  min-height: 52px;
  display: flex;
  align-items: center;
}

.nav-brand {
  position: absolute; /* 使用绝对定位，让品牌 Logo 紧贴最左侧，不干扰中间主标题的水平居中 */
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  flex: 0 0 auto;
  text-shadow: 0 2px 8px rgba(0, 50, 100, .25);
}

/* 宽屏品牌 Logo 样式：直接控制图片高度以在 72px 最小高度的顶部栏中完美居中，并保持其宽高比 */
.nav-brand-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* 移除原本的右侧总控容器 .nav-right，改由两行布局容器直接管理 */

.nav-brand-sub {
  color: #fff;
  font-size: 23px; /* 将主标题字体由原先的 19px 进一步放大到 23px，更具气势与可读性 */
  /* 项目大标题：在第一行中完全水平居中显示，字重与字间距做细致优化 */
  font-weight: 800;
  letter-spacing: 1.5px;
  opacity: 0.98;
  text-shadow: 0 2px 8px rgba(0, 30, 80, .35);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 12px;
  /* 导航菜单列表项水平间距 */
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list li {
  flex: 0 0 auto;
  position: relative;
}

.nav-list a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px; /* 独立成行后，增大上下和左右内边距，使胶囊按钮更大气易触 */
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
  border-radius: 4px;
  /* 提供平滑的悬停过渡动画 */
  transition: all .2s ease;
}

.nav-list a:hover,
.nav-list a.active {
  background: rgba(255, 255, 255, .15);
}

.nav-icon {
  width: 22px;
  height: 22px;
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
}

.nav-icon.home {
  border: 2px solid currentColor;
  border-top: none;
  width: 18px;
  height: 15px;
  margin-top: 5px;
}

.nav-icon.home::before {
  content: "";
  position: absolute;
  left: -3px;
  top: -8px;
  width: 18px;
  height: 18px;
  border-left: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg);
}

.nav-icon.mail {
  border: 2px solid currentColor;
  border-radius: 2px;
}

.nav-icon.mail::before {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  top: 3px;
  height: 12px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
}

.nav-icon.grid {
  background: radial-gradient(circle, currentColor 0 3px, transparent 4px) 0 0 / 11px 11px;
}

.nav-icon.list::before,
.nav-icon.list::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 3px;
  background: currentColor;
  box-shadow: 0 7px 0 currentColor, 0 14px 0 currentColor;
  border-radius: 2px;
}

.nav-icon.chat {
  border: 2px solid currentColor;
  border-radius: 50%;
}

.nav-icon.chat::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -5px;
  width: 8px;
  height: 8px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-25deg);
}

.info-section {
  position: relative;
  padding: 24px 0 28px;
  background-color: #6fb8e3;
  /* 优化说明：去掉背景渐变蒙版，恢复背景图原本的色彩，通过下方的毛玻璃信息背板确保文字清晰 */
  background-image: url("/img/hero-ship.jpg");
  background-position: center 75%;
  background-size: cover;
  background-repeat: no-repeat;
  border-bottom: 1px solid #dcecf6;
  overflow: hidden;
}

.unit-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  /* 优化说明：横排 nowrap 排列，字号设为 14px，确保在一行完全不折行地显示完所有完成单位 */
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 15px;
  white-space: nowrap;

}

.unit-grid li {
  position: relative;
  padding-left: 14px;
  line-height: 1.7;
}

.unit-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-main);
}

.result-info {
  position: relative;
  z-index: 1;
  /* 优化说明：为了容纳单位在单行完全展示，微调最大宽度为 920px，同时靠左对齐，确保不遮挡右侧背景的大船 */
  max-width: 1138px;
  margin-right: auto;
  /* 优化说明：淡化底纹，由之前的 0.78 降至 0.28，采用通透的高级磨砂玻璃，让大船隐约可见 */
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 12px;
  padding: 26px 18px;
  box-shadow: 0 10px 30px rgba(12, 87, 159, 0.05);
}

.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  color: var(--blue-dark);
  font-size: 28px;
  font-weight: 800;
}

.section-wheel {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid var(--blue-main);
  position: relative;
}

.section-wheel::before {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  border: 2px solid var(--blue-main);
}

.section-wheel::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -5px;
  width: 3px;
  height: 38px;
  background: var(--blue-main);
  transform: translateX(-50%);
}

.info-row {
  display: grid;
  grid-template-columns: 119px 1fr;

  margin-top: 11px;
  font-size: 17px;
  line-height: 1.9;
}

.info-label {
  color: var(--blue-dark);
  font-weight: 800;
}

.info-label::after {
  content: "：";
}

.info-value {
  color: #263f55;
  font-weight: 600;
}

.cards-section {
  padding: 36px 0 42px;
  background:
    radial-gradient(circle at 16% 18%, rgba(32, 199, 221, .10), transparent 28%),
    linear-gradient(180deg, #fff, #f5fbff);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px 26px;
  perspective: 1200px;
}

.card {
  --bookmark-start: #154fa5;
  --bookmark-end: #226fe1;
  --paper-glow: rgba(34, 111, 225, .09);
  min-height: 150px;
  background-color: rgba(255, 255, 255, .98);
  background-image:
    linear-gradient(145deg, rgba(255, 255, 255, .96) 0%, rgba(238, 248, 255, .92) 100%),
    repeating-linear-gradient(135deg, rgba(18, 111, 189, .055) 0 1px, transparent 1px 15px);
  border: 1px solid #c9e1f1;
  border-radius: 8px;
  box-shadow:
    0 18px 34px rgba(10, 87, 158, .15),
    inset 0 1px 0 rgba(255, 255, 255, .95);
  padding: 62px 22px 18px;
  position: relative;
  isolation: isolate;
  overflow: visible;
  transform-style: preserve-3d;
  transition: .2s ease;
}

.card:hover {
  transform: translateY(-6px) rotateX(2deg);
  box-shadow:
    0 24px 42px rgba(6, 72, 142, .20),
    inset 0 1px 0 rgba(255, 255, 255, .95);
  border-color: #b5d8f2;
}

.card::before {
  content: "";
  position: absolute;
  inset: 12px -9px -12px 11px;
  border: 1px solid rgba(144, 194, 226, .56);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(225, 243, 255, .92), rgba(255, 255, 255, .75)),
    repeating-linear-gradient(135deg, rgba(7, 82, 155, .04) 0 1px, transparent 1px 14px);
  box-shadow:
    0 12px 24px rgba(12, 87, 159, .11),
    inset 0 1px 0 rgba(255, 255, 255, .82);
  transform: translateZ(-24px) rotate(1deg);
  z-index: -1;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background:
    linear-gradient(90deg, rgba(7, 82, 155, .075) 0 10px, transparent 10px 100%),
    radial-gradient(circle at 88% 16%, var(--paper-glow), transparent 30%),
    repeating-linear-gradient(0deg, rgba(7, 82, 155, .040) 0 1px, transparent 1px 18px);
  pointer-events: none;
}

.card>* {
  position: relative;
  z-index: 2;
}

.card-title-bookmark {
  position: absolute;
  left: 22px;
  top: -1px;
  width: calc(100% - 92px);
  margin: 0;
  padding: 13px 46px 13px 18px;
  border-left: 4px solid #e7b34d;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(135deg, var(--bookmark-start), var(--bookmark-end));
  box-shadow:
    0 10px 18px rgba(6, 76, 145, .20),
    inset 0 1px 0 rgba(255, 255, 255, .18);
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.28;
  text-shadow: 0 2px 7px rgba(0, 47, 92, .28);
  z-index: 4;
}

.card-title-bookmark::before {
  content: "";
  position: absolute;
  left: -4px;
  bottom: -8px;
  width: 0;
  height: 0;
  border-top: 8px solid #06447f;
  border-left: 8px solid transparent;
}

.card-title-bookmark::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 36px;
  height: 100%;
  border-radius: 0 0 8px 0;
  background: rgba(255, 255, 255, .16);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 12px 78%, 0 50%, 12px 22%);
}

.card-index {
  position: absolute;
  top: 16px;
  right: 22px;
  color: rgba(7, 82, 155, .18);
  font-size: 38px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  z-index: 3;
}

.card p,
.card li {
  color: #405c74;
  font-size: 15px;
  line-height: 1.82;
}

.card p {
  margin: 0 0 10px;
}

.card ul {
  margin: 0;
  padding-left: 18px;
}

.card li::marker {
  color: var(--bookmark-end);
}

.more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px; /* 恢复原有的外边距，以保持卡片原版的纵向高度和排列方式 */
  padding: 6px 13px;
  border: 1px solid rgba(18, 111, 189, .18);
  border-radius: 999px;
  background: rgba(255, 255, 255, .66);
  color: var(--blue-main);
  font-size: 14px;
  font-weight: 700;
}

.more::after {
  content: ">";
}

.practice-card {
  margin-top: 24px;
  min-height: 86px;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 30px;
  background: linear-gradient(135deg, #154fa5, #226fe1);
  border-radius: 8px;
  box-shadow: 0 14px 28px rgba(10, 87, 158, .22);
  color: #fff;
  font-weight: 800;
  line-height: 1.35;
  transition: .2s ease;
}

.practice-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(10, 87, 158, .28);
}

.practice-label {
  flex: 0 0 auto;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  font-size: 15px;
  letter-spacing: 1px;
}

.practice-text {
  flex: 1 1 auto;
  font-size: 20px;
  text-shadow: 0 2px 7px rgba(0, 47, 92, .25);
}

.practice-arrow {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  line-height: 1;
}

.main {
  padding: 30px 0 44px;
  min-height: 620px;
  background: linear-gradient(180deg, #f7fbff, #ffffff);
}

.content-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 22px;
  align-items: start;
}

.content-layout.no-sidebar {
  grid-template-columns: 1fr;
}

.sidebar {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.content-layout.no-sidebar .sidebar {
  display: none;
}

.side-title {
  min-height: 58px;
  padding: 0 18px;
  display: flex;
  align-items: center;
  background: linear-gradient(90deg, #0d56a8, #1a72c8);
  color: #fff;
  font-weight: 800;
  font-size: 17px;
}

.side-title::before {
  content: "";
  width: 8px;
  height: 26px;
  background: rgba(255, 255, 255, .9);
  margin-right: 10px;
}

.side-menu {
  list-style: none;
  margin: 0;
  padding: 10px;
}

.side-menu li {
  padding: 12px 12px;
  line-height: 1.45;
  border-radius: 6px;
  color: #31566a;
  cursor: pointer;
  transition: .16s;
  margin-bottom: 6px;
}

.side-menu li:hover,
.side-menu li.active {
  background: #eaf5ff;
  color: var(--blue-dark);
  font-weight: 800;
}

.side-menu li a {
  display: block;
  color: inherit;
}

.article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 0 28px 32px;
  min-height: 560px;
}

.article-head {
  min-height: 70px;
  border-bottom: 2px solid #e0eff8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
}

.article-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 150px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-main), var(--blue-light));
}

.article-head h2 {
  margin: 0;
  color: var(--blue-dark);
  font-size: 23px;
  line-height: 1.45;
}

.crumb {
  font-size: 12px;
  color: var(--muted);
  text-align: right;
  line-height: 1.8;
}

.crumb a {
  color: var(--blue-main);
}

.meta {
  padding: 14px 0 16px;
  color: var(--muted);
  border-bottom: 1px dashed #d4eaf0;
}

.rich {
  padding-top: 18px;
  line-height: 2;
  color: #354f5e;
  font-size: 15px;
}

.rich h3 {
  margin: 20px 0 8px;
  color: var(--blue-dark);
  font-size: 18px;
  border-left: 4px solid var(--blue-light);
  padding-left: 10px;
  line-height: 1.45;
}

.rich p {
  margin: 0 0 12px;
}

.rich img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
}

.rich table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  background: #fff;
}

.rich th,
.rich td {
  border: 1px solid #d3e7ee;
  padding: 10px 12px;
  text-align: left;
}

.rich th {
  background: #eaf5ff;
  color: var(--blue-dark);
}

.attach {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 8px;
  background: #f5fbff;
  border: 1px solid #d6ebf1;
  color: #496879;
}

.attach b {
  color: var(--blue-dark);
}

.article-news-title {
  margin: 18px 0 6px;
  font-size: 20px;
  color: var(--blue-dark);
  text-align: center;
  font-weight: 800;
  line-height: 1.5;
}

.empty-tip {
  padding: 60px 0;
  text-align: center;
  color: var(--muted);
}

.footer {
  background: linear-gradient(90deg, #003978, #005fb8);
  color: rgba(255, 255, 255, .88);
  padding: 28px 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.footer-brand img {
  width: 54px;
  height: 54px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: .96;
}

.footer-info {
  text-align: center;
  line-height: 1.9;
  font-size: 14px;
}

@media (max-width: 1080px) {
  .nav-bar {
    min-height: auto;
  }

  .nav-inner {
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 14px 0;
    min-height: auto;
  }

  /* 优化说明：在1080px以下，将右侧容器改为居中对齐，并重置 margin-left */
  .nav-right {
    margin-left: 0;
    align-items: center;
    width: 100%;
    gap: 10px;
  }

  .nav-brand-sub {
    font-size: 16px;
    /* 优化说明：大中屏标题调大 */
    text-align: center;
    margin-bottom: 2px;
  }

  .nav-list {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .nav-list a {
    padding: 8px 14px;
    font-size: 15px;
    /* 优化说明：大中屏链接文字调大 */
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 22px;
  }

  .card-title-bookmark {
    font-size: 19px;
  }
}

@media (max-width: 720px) {

  .site,
  .wrap {
    max-width: calc(100% - 22px);
  }

  .nav-logo {
    width: 38px;
    height: 38px;
  }

  .nav-logo img {
    width: 32px;
    height: 32px;
  }

  .nav-brand-name {
    font-size: 17px;
    /* 优化说明：小屏校名调大 */
    white-space: normal;
    text-align: center;
  }

  .nav-brand-sub {
    font-size: 13px;
    /* 优化说明：小屏大标题调大 */
    white-space: normal;
    text-align: center;
  }

  .nav-icon {
    display: none;
  }

  .nav-list a {
    min-height: 44px;
    font-size: 15px;
  }

  .info-section {
    padding: 30px 0;
    background: #fff;
  }

  .info-section::after {
    display: none;
  }

  /* 优化说明：在移动端背景已为纯白时，重置毛玻璃卡片样式及宽度，保持移动端的简洁直观 */
  .result-info {
    max-width: 100%;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
    box-shadow: none;
  }

  /* 优化说明：移动端宽度较小，重置为自适应折行并适当紧凑排列，防止在一行挤出滚动条 */
  .unit-grid {
    display: flex;
    flex-wrap: wrap;
    white-space: normal;
    gap: 6px 12px;
  }

  .info-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .card-grid,
  .content-layout {
    grid-template-columns: 1fr;
  }

  .card {
    min-height: 194px;
    padding: 76px 20px 22px;
  }

  .card::before {
    inset: 10px -6px -10px 8px;
  }

  .card-title-bookmark {
    left: 18px;
    max-width: calc(100% - 68px);
    padding: 12px 38px 12px 16px;
    font-size: 18px;
  }

  .card-index {
    top: 17px;
    right: 18px;
    font-size: 30px;
  }

  .practice {
    padding-left: 108px;
    font-size: 18px;
  }

  .article-head {
    display: block;
    padding: 16px 0;
  }

  .crumb {
    text-align: left;
    margin-top: 8px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    justify-content: center;
  }
}

/* 视频卡：点击打开模态 */
.card-video {
  cursor: pointer;
}

.video-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  padding: 8px 18px 8px 12px;
  background: linear-gradient(90deg, rgba(34, 111, 225, .12), rgba(34, 111, 225, .02));
  border: 1px solid rgba(34, 111, 225, .28);
  border-radius: 999px;
  color: #154fa5;
  font-size: 16px;
  font-weight: 800;
  align-self: flex-start;
}

.video-cta-play {
  position: relative;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #154fa5, #226fe1);
  flex: 0 0 auto;
  box-shadow: 0 4px 10px rgba(34, 111, 225, .35);
}

.video-cta-play::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 9px solid #fff;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}

/* 视频模态层 */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-modal[hidden] {
  display: none;
}

.video-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 16, 38, .82);
  cursor: pointer;
}

.video-modal-body {
  position: relative;
  width: min(960px, 92vw);
  max-height: 86vh;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 30px 60px rgba(0, 0, 0, .55);
}

.video-modal-body video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 86vh;
  background: #000;
}

.video-modal-close {
  position: absolute;
  right: 8px;
  top: 8px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-modal-close:hover {
  background: rgba(0, 0, 0, .85);
}

/* 视频卡：海报+三角示意（点击整卡跳详情页） */
/* 视频卡：海报容器。恢复为原本的 80px 高度以保证卡片总高不变，在此基础上继续加入悬浮放大等丝滑微动效 */
.card-video-poster {
  position: relative;
  width: 100%;
  height: 119px; /* 恢复为原本的 80px 高度 */
  border-radius: 6px;
  overflow: hidden;
  background: #0a2845 url("/img/video-poster.png") center / cover no-repeat;
  border: 1px solid rgba(34, 111, 225, .22);
  transition: all .3s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: inset 0 0 12px rgba(0, 0, 0, 0.2);
}

.card-video-poster::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.25); /* 默认半透明遮罩，使卡片底图质感更深邃 */
  transition: background .3s ease;
}

/* 视频播放时长指示器：悬浮在海报右下角，提供精致的时间标记装饰 */
.card-video-duration {
  position: absolute;
  right: 8px;
  bottom: 8px;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  color: #fff;
  font-size: 11px;
  font-family: Monaco, monospace, sans-serif;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1.2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  z-index: 3;
  pointer-events: none; /* 防止遮挡鼠标对卡片的 Hover 响应 */
}

/* 虚构播放进度条：位于海报底部的一条细光标线，增加视频播放状态的科技感和动态质感 */
.card-video-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 3px;
  width: 38%; /* 虚设进度到 38% */
  background: linear-gradient(90deg, #154fa5, #e7b34d); /* 蓝金色渐变进度 */
  box-shadow: 0 0 8px rgba(231, 179, 77, 0.6);
  z-index: 4;
  pointer-events: none;
}

/* 悬停时，海报微微放大并加深背景遮罩 */
.card-video:hover .card-video-poster {
  transform: scale(1.02);
  border-color: rgba(34, 111, 225, 0.45);
  box-shadow: 
    0 6px 14px rgba(10, 87, 158, 0.12),
    inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.card-video:hover .card-video-poster::before {
  background: rgba(0, 0, 0, 0.35);
}

/* 视频播放核心图标：采用精致的 Glassmorphism 高斯模糊白色底座，尺寸控制为 38px 以适应 80px 高度 */
.card-video-play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.22);
  z-index: 2;
  transition: all .3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* 播放核心图标内部的三角播放键 */
.card-video-play::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-35%, -50%);
  width: 0;
  height: 0;
  border-left: 12px solid var(--bookmark-start); /* 使用卡片的主题色 */
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  transition: border-left-color .3s ease;
}

/* 鼠标悬停卡片时的炫彩变化：播放图标背景变为金色，三角变为纯白，并伴随发光阴影与放大动效 */
.card-video:hover .card-video-play {
  transform: translate(-50%, -50%) scale(1.1);
  background: #e7b34d; /* 耀眼且温润的金色，烘托成果视频申报的品质感 */
  box-shadow: 0 6px 18px rgba(231, 179, 77, 0.5);
}

.card-video:hover .card-video-play::before {
  border-left-color: #fff;
}
/* 新闻详情页：视频播放器（filename 为视频文件时渲染） */
.video-player {
  margin: 22px 0 8px;
}

.video-player video {
  display: block;
  width: 100%;
  max-height: 560px;
  background: #000;
  border-radius: 6px;
  box-shadow: 0 10px 24px rgba(7, 82, 155, .18);
}


/* PDF 内嵌查看器（column 页面 latestNews 为 PDF 时使用） */
.pdf-viewer {
  margin: 18px 0 8px;
}

.pdf-viewer iframe {
  display: block;
  width: 100%;
  height: 78vh;
  min-height: 600px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f5f5f5;
}

.pdf-fallback {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
}

.pdf-fallback a {
  color: var(--blue-main);
  text-decoration: underline;
}