:root {
  --sdu-red: #920f15;
  --sdu-red-dark: #6f090e;
  --sdu-red-deep: #5c080c;
  --ink: #222222;
  --muted: #666666;
  --line: #e7e1d9;
  --paper: #f8f6f2;
  --white: #ffffff;
  --gold: #b89255;
  --gold-strong: #a87f3c;
  --wrap: 1400px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  overflow-x: hidden;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

main {
  flex: 1 0 auto;
}

.site-footer {
  flex: 0 0 auto;
}

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

img {
  display: block;
  max-width: 100%;
}

.wrap {
  width: min(var(--wrap), calc(100% - 48px));
  margin: 0 auto;
}

/* ====== SITE HEADER ====== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--white);
  box-shadow:
    0 1px 0 rgba(0, 0, 0, 0.05),
    0 2px 8px rgba(0, 0, 0, 0.03);
}

.brandbar {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 20px;
  min-height: 130px;
  padding: 12px 0;
}

.brand img {
  width: min(600px, 56vw);
  height: auto;
}

.site-search {
  justify-self: end;
  display: flex;
  align-items: center;
  width: min(240px, 24vw);
  height: 36px;
  border: 1px solid #ddd5cc;
  border-radius: 18px;
  background: #faf8f5;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, width 0.3s ease;
}

.site-search:focus-within {
  border-color: var(--sdu-red);
  box-shadow: 0 0 0 3px rgba(146, 15, 21, 0.08);
  width: min(300px, 30vw);
}

.site-search label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.site-search input {
  min-width: 0;
  flex: 1;
  height: 100%;
  padding: 0 10px 0 16px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
}

.site-search input::placeholder {
  color: #bbb3a8;
}

.site-search button {
  display: grid;
  place-items: center;
  width: 36px;
  height: 34px;
  margin: 1px 1px 1px 0;
  border: 0;
  border-radius: 50%;
  color: var(--white);
  background: var(--sdu-red);
  cursor: pointer;
  transition: background 0.2s ease;
}

.site-search button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.site-search button:hover {
  background: var(--sdu-red-dark);
}

.nav-toggle {
  display: none;
  align-self: center;
  justify-self: end;
  width: 42px;
  height: 42px;
  border: 1px solid #e6ddd3;
  border-radius: 8px;
  background: var(--white);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  padding: 10px;
  box-sizing: border-box;
}

.nav-toggle:hover {
  border-color: var(--sdu-red);
}

.nav-toggle span {
  display: block;
  flex: 0 0 2px;
  width: 20px;
  height: 2px;
  margin: 3px 0;
  background: var(--sdu-red);
  border-radius: 1px;
  transition:
    transform 0.3s ease,
    opacity 0.3s ease,
    background 0.3s ease;
}

/* 打开时变成 X */
.nav-toggle[aria-expanded="true"] {
  border-color: var(--sdu-red);
  background: var(--sdu-red);
}

.nav-toggle[aria-expanded="true"] span {
  background: var(--white);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ====== MAIN NAV ====== */
.main-nav {
  background: var(--sdu-red);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.main-nav ul {
  display: flex;
  justify-content: space-around;
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-nav li {
  position: relative;
}

.main-nav li>a {
  display: block;
  padding: 14px 19px;
  color: rgba(255, 255, 255, 0.94);
  font-size: 19px;
  font-weight: 500;
  white-space: nowrap;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  position: relative;
  transition: color 0.2s ease, background 0.2s ease;
}

.main-nav li>a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--gold);
  border-radius: 2px 2px 0 0;
  transform: translateX(-50%);
  transition: width 0.28s ease;
}

.main-nav li:hover>a,
.main-nav li:focus-within>a,
.main-nav li>a.is-active {
  color: var(--white);
  background: var(--sdu-red-deep);
}

.main-nav li:hover>a::after,
.main-nav li:focus-within>a::after,
.main-nav li>a.is-active::after {
  width: 60%;
}

.submenu {
  position: absolute;
  top: 100%;
  left: 50%;
  min-width: 190px;
  padding: 10px 0;
  background: var(--white);
  border: 1px solid #e6ddd3;
  border-radius: 2px;
  box-shadow:
    0 12px 28px rgba(0, 0, 0, 0.12),
    0 4px 8px rgba(0, 0, 0, 0.06);
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(10px);
  transition: 0.25s ease;
}

.submenu a {
  display: block;
  padding: 9px 22px;
  color: #554d45;
  font-size: 15px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  transition: color 0.2s ease, background 0.2s ease, padding-left 0.2s ease;
  text-align: center;
}

.submenu a:hover {
  color: var(--sdu-red);
  background: #faf7f2;
  padding-left: 26px;
}

.main-nav li:hover .submenu,
.main-nav li:focus-within .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.hero {
  background: #1f1a18;
}

.hero-slider {
  position: relative;
  height: clamp(360px, 39vw, 560px);
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.7s ease;
}

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

.hero-slide-link {
  display: block;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(35, 12, 12, 0.68), rgba(35, 12, 12, 0.26) 48%, rgba(35, 12, 12, 0.04)),
    linear-gradient(0deg, rgba(0, 0, 0, 0.16), transparent 45%);
}

.hero-content {
  position: absolute;
  left: 50%;
  bottom: 68px;
  z-index: 2;
  transform: translateX(-50%);
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  color: #ead8bf;
  font-family: Arial, sans-serif;
  font-size: 13px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(32px, 4.4vw, 38px);
  font-weight: 700;
  line-height: 1.18;
}

.hero-content p:last-child {
  max-width: 620px;
  margin: 18px 0 0;
  font-size: 20px;
}

.hero-actions {
  position: absolute;
  right: calc((100% - min(var(--wrap), calc(100% - 48px))) / 2);
  bottom: 72px;
  z-index: 4;
  display: flex;
  gap: 8px;
}

.slider-btn {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: var(--white);
  background: rgba(0, 0, 0, 0.18);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.slider-btn:hover {
  background: var(--sdu-red);
}

.hero-dots,
.portal-feature-dots,
.news-dots {
  display: flex;
  gap: 8px;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 4;
  transform: translateX(-50%);
}

.portal-feature-dots button,
.news-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.48);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.portal-feature-dots button.is-active,
.news-dots button.is-active {
  background: var(--sdu-red);
  transform: scale(1.25);
}

.hero-dots button {
  width: 28px;
  height: 3px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.48);
  cursor: pointer;
  transition: background 0.2s ease;
}

.hero-dots button.is-active {
  background: var(--sdu-red);
}

.section {
  padding: 52px 0;
}

.panel {
  background: var(--white);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.section-head hgroup {
  margin: 0;
}

.section-head hgroup h1,
.section-head hgroup h2 {
  padding-bottom: 0;
}

.section-head hgroup h1::after,
.section-head hgroup h2::after {
  bottom: -19px;
}

.section-head h1,
.section-head h2 {
  position: relative;
  margin: 0;
  padding: 0 0 12px;
  font-size: 30px;
  line-height: 1.25;
}

.section-head h1::after,
.section-head h2::after {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 115px;
  height: 2px;
  background: var(--sdu-red);
  content: "";
}

.section-head hgroup p {
  margin: 2px 0 11px;
  color: var(--gold-strong);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 13px;
  line-height: 1;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.section-head a {
  color: var(--muted);
  font-size: 16px;
  font-family: Arial, "Microsoft YaHei", sans-serif;
}

.section-head a:hover {
  color: var(--sdu-red);
}

.section-head .library-more {
  display: none;
}

.section-head .library-more.is-active {
  display: inline;
}

.portal-news {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(480px, 0.82fr);
  gap: 52px;
  align-items: start;
  min-height: 520px;
}

.portal-feature {
  position: relative;
  min-height: 0;
}

.portal-feature-card {
  display: none;
  position: relative;
  background: #2b2422;
  border: 1px solid var(--line);
  box-shadow: none;
  overflow: hidden;
}

.is-clickable-block {
  cursor: pointer;
}

.is-clickable-block:focus-visible {
  outline: 2px solid var(--sdu-red);
  outline-offset: 3px;
}

.portal-feature-card.is-active {
  display: block;
}

.portal-feature-card:hover h2 a,
.portal-feature-card:focus-visible h2 a {
  color: var(--sdu-red);
}

.portal-feature-card img {
  width: 100%;
  aspect-ratio: 1.48 / 1;
  object-fit: cover;
}

.portal-feature-card h2 {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  margin: 0;
  padding: 20px 104px 20px 28px;
  border-top: 3px solid var(--sdu-red);
  color: var(--ink);
  background: rgba(255, 253, 249, 0.94);
  font-size: 23px;
  line-height: 1.45;
  text-align: left;
}

.portal-feature-dots {
  position: absolute;
  right: 26px;
  bottom: 31px;
  z-index: 2;
  align-items: center;
}

.portal-feature-dots button {
  background: #d4cabe;
}

.portal-feature-dots button.is-active {
  background: var(--sdu-red);
}

.portal-list-panel {
  position: relative;
  min-width: 0;
  padding: 0 0 16px;
}

.portal-list-panel::after {
  content: none;
}

.portal-tab-head {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 24px;
  /* margin-bottom: 26px; */
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
}

.portal-tab-head button {
  flex: 0 0 auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: inherit;
  font-size: 30px;
  font-weight: 700;
  line-height: 1.25;
  white-space: nowrap;
  cursor: pointer;
}

.portal-tab-head button.is-active {
  color: var(--sdu-red);
}

.portal-tab-head a {
  margin-left: auto;
  color: var(--muted);
  font-family: inherit;
  font-size: 16px;
  font-weight: 400;
}

.portal-tab-head a:hover {
  color: var(--sdu-red);
}

.portal-tab-head .portal-more {
  display: none;
}

.portal-tab-head .portal-more.is-active {
  display: inline;
}

.portal-tab-body {
  position: relative;
  z-index: 1;
}

.portal-list {
  display: none;
  margin: 0;
  padding: 0;
  list-style: none;
}

.portal-list.is-active {
  display: block;
}

.portal-list li {
  position: relative;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-height: 68px;
  padding-left: 18px;
  border-bottom: 1px solid var(--line);
}

.portal-list li::before {
  position: absolute;
  top: 24px;
  left: 0;
  width: 4px;
  height: 20px;
  background: #d8c8b9;
  content: "";
}

.portal-list li:hover::before {
  background: var(--sdu-red);
}

.portal-list li:hover a,
.portal-list li:focus-visible a {
  color: var(--sdu-red);
}

.portal-list time {
  color: #9a7c60;
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

.portal-list time::before {
  content: none;
}

.portal-list a {
  overflow: hidden;
  color: #333;
  font-size: 20px;
  line-height: 1.45;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.portal-list a:hover {
  color: var(--sdu-red);
}

.news-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(360px, 0.9fr);
  gap: 48px;
  align-items: start;
}

.news-showcase {
  display: block;
  background: var(--white);
  box-shadow: 0 22px 44px rgba(62, 39, 28, 0.1);
}

.news-visual {
  position: relative;
  aspect-ratio: 3 / 2;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: #2b2422;
}

.news-feature {
  position: absolute;
  inset: 0;
  display: none;
}

.news-feature.is-active {
  display: block;
}

.news-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-feature::after {
  position: absolute;
  inset: auto 0 0;
  height: 52%;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.72), transparent);
  content: "";
}

.news-feature-caption {
  position: absolute;
  right: 32px;
  bottom: 28px;
  left: 32px;
  z-index: 1;
  color: var(--white);
}

.news-feature-caption time,
.news-tabs time {
  display: inline-block;
  margin-bottom: 10px;
  font-family: Arial, sans-serif;
  font-size: 14px;
}

.news-feature-caption h3 {
  max-width: 640px;
  margin: 0;
  font-size: 26px;
  line-height: 1.34;
}

.news-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 0;
}

.news-tabs button {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  padding: 18px 22px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.news-tabs button:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.news-tabs button:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.news-tabs button.is-active {
  background: var(--sdu-red);
  color: var(--white);
}

.news-tabs time {
  margin-bottom: 6px;
  color: var(--sdu-red);
  font-size: 13px;
}

.news-tabs button.is-active time,
.news-tabs button.is-active span {
  color: rgba(255, 255, 255, 0.78);
}

.news-tabs strong {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 18px;
  line-height: 1.35;
}

.news-tabs span {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 6px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.news-card h3 a:hover,
.text-list a:hover,
.notice-list a:hover,
.library-archive a:hover,
.exchange-timeline a:hover,
.journal-grid a:hover,
.achievement-list a:hover {
  color: var(--sdu-red);
}

.news-card p {
  margin: 0;
  color: var(--muted);
}

.news-dots {
  position: absolute;
  left: calc(50% + 13px);
  bottom: 12px;
}

.news-dots button {
  background: #d4cabe;
}

.notice-list,
.text-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.notice-list li {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 18px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.notice-list time {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 68px;
  border-left: 4px solid var(--sdu-red);
  background: #f7f2ec;
  color: var(--ink);
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  line-height: 1.05;
}

.notice-list time span {
  color: var(--sdu-red);
  font-size: 26px;
  font-weight: 700;
}

.notice-list time em {
  margin-top: 7px;
  color: #8b8177;
  font-style: normal;
  font-size: 12px;
}

.notice-list a {
  font-size: 18px;
  line-height: 1.45;
}

.library-band {
  background: #faf8f3;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.library-archive {
  display: grid;
  grid-template-columns: 210px minmax(0, 1.05fr) minmax(0, 1.45fr);
  gap: 28px;
  align-items: stretch;
}

.library-catalog {
  padding: 14px 0;
  border-top: 1px solid #d9cdbf;
  border-bottom: 1px solid #d9cdbf;
}

.library-catalog button {
  display: block;
  width: 100%;
  padding: 13px 20px;
  border: 0;
  border-left: 2px solid transparent;
  background: transparent;
  color: #5e554b;
  font-family: inherit;
  font-size: 18px;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
}

.library-catalog button.is-active,
.library-catalog button:hover,
.library-catalog button:focus-visible {
  border-left-color: var(--sdu-red);
  background: #fffdf9;
  color: var(--sdu-red);
  outline: 0;
}

.library-feature,
.library-record-list article {
  border: 1px solid #e6ddd3;
  background: rgba(255, 255, 255, 0.72);
}

.library-feature-stack {
  position: relative;
  display: flex;
  min-width: 0;
}

.library-feature {
  display: none;
  width: 100%;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  background: #fffdf9;
}

.library-feature.is-active {
  display: flex;
  animation: libraryFade 0.22s ease;
}

.library-archive:has(.library-catalog [data-library-tab="0"]:hover) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="0"]:focus-visible) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="1"]:hover) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="1"]:focus-visible) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="2"]:hover) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="2"]:focus-visible) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="3"]:hover) .library-feature,
.library-archive:has(.library-catalog [data-library-tab="3"]:focus-visible) .library-feature {
  display: none;
}

.library-archive:has(.library-catalog [data-library-tab="0"]:hover) [data-library-panel="0"],
.library-archive:has(.library-catalog [data-library-tab="0"]:focus-visible) [data-library-panel="0"],
.library-archive:has(.library-catalog [data-library-tab="1"]:hover) [data-library-panel="1"],
.library-archive:has(.library-catalog [data-library-tab="1"]:focus-visible) [data-library-panel="1"],
.library-archive:has(.library-catalog [data-library-tab="2"]:hover) [data-library-panel="2"],
.library-archive:has(.library-catalog [data-library-tab="2"]:focus-visible) [data-library-panel="2"],
.library-archive:has(.library-catalog [data-library-tab="3"]:hover) [data-library-panel="3"],
.library-archive:has(.library-catalog [data-library-tab="3"]:focus-visible) [data-library-panel="3"] {
  display: flex;
  animation: libraryFade 0.22s ease;
}

.library-feature img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-bottom: 1px solid #ece3d9;
}

.library-feature div {
  flex: 1;
  padding: 28px 34px 34px;
}

.library-feature span,
.library-record-list span {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--sdu-red);
  font-size: 16px;
}

.library-feature h3,
.library-record-list h3 {
  margin: 0 0 12px;
  line-height: 1.42;
}

.library-feature h3 {
  font-size: 25px;
}

.library-records {
  min-width: 0;
}

.library-record-list {
  display: none;
  height: 100%;
  min-height: 100%;
  grid-template-rows: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.library-record-list.is-active {
  display: grid;
  animation: libraryFade 0.22s ease;
}

.library-archive:has(.library-catalog [data-library-tab="0"]:hover) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="0"]:focus-visible) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="1"]:hover) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="1"]:focus-visible) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="2"]:hover) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="2"]:focus-visible) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="3"]:hover) .library-record-list,
.library-archive:has(.library-catalog [data-library-tab="3"]:focus-visible) .library-record-list {
  display: none;
}

.library-archive:has(.library-catalog [data-library-tab="0"]:hover) [data-library-list="0"],
.library-archive:has(.library-catalog [data-library-tab="0"]:focus-visible) [data-library-list="0"],
.library-archive:has(.library-catalog [data-library-tab="1"]:hover) [data-library-list="1"],
.library-archive:has(.library-catalog [data-library-tab="1"]:focus-visible) [data-library-list="1"],
.library-archive:has(.library-catalog [data-library-tab="2"]:hover) [data-library-list="2"],
.library-archive:has(.library-catalog [data-library-tab="2"]:focus-visible) [data-library-list="2"],
.library-archive:has(.library-catalog [data-library-tab="3"]:hover) [data-library-list="3"],
.library-archive:has(.library-catalog [data-library-tab="3"]:focus-visible) [data-library-list="3"] {
  display: grid;
  animation: libraryFade 0.22s ease;
}

.library-record-list article {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px 26px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.library-record-list article:hover,
.library-record-list article:focus-visible {
  border-color: #d9c4ae;
  background: #fffdf9;
  outline: 2px solid var(--sdu-red);
  outline-offset: 3px;
}

.library-feature:hover h3 a,
.library-feature:focus-visible h3 a,
.library-record-list article:hover h3 a,
.library-record-list article:focus-visible h3 a {
  color: var(--sdu-red);
}

.library-record-list h3 {
  font-size: 21px;
}

.library-feature p,
.library-record-list p,
.journal-grid p,
.achievement-list p,
.exchange-timeline p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

@keyframes libraryFade {
  from {
    opacity: 0.65;
  }

  to {
    opacity: 1;
  }
}

.exchange-awards {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 54px;
  align-items: start;
}

.exchange-panel,
.awards-panel {
  padding: 0;
}

.exchange-timeline,
.achievement-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.exchange-timeline {
  position: relative;
  display: grid;
  gap: 0;
}

.exchange-timeline li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 30px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid #eadfd6;
}

.exchange-timeline li:first-child {
  padding-top: 0;
}

.exchange-timeline time {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  align-self: stretch;
  min-width: 78px;
  padding-right: 28px;
  border: 0;
  border-right: 2px solid var(--sdu-red);
  border-radius: 0;
  background: transparent;
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  text-align: left;
}

.exchange-timeline time span {
  color: var(--sdu-red);
  font-size: 27px;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0.5px;
}

.exchange-timeline time small {
  margin-top: 7px;
  color: var(--gold-strong);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 1.5px;
}

.exchange-timeline h3,
.achievement-list h3 {
  margin: 0 0 8px;
  line-height: 1.42;
}

.exchange-timeline h3 {
  color: var(--ink);
  font-size: 22px;
  font-weight: 700;
}

.exchange-timeline li:hover h3 a,
.exchange-timeline li:focus-visible h3 a,
.achievement-list li:hover h3 a,
.achievement-list li:focus-visible h3 a {
  color: var(--sdu-red);
}

.achievement-list {
  display: grid;
  gap: 0;
}

.achievement-list li {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 26px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid #eadfd6;
}

.achievement-list li:first-child {
  padding-top: 0;
}

@media (min-width: 1081px) {
  .exchange-awards {
    align-items: stretch;
  }

  .exchange-panel,
  .awards-panel {
    display: flex;
    flex-direction: column;
  }

  .exchange-timeline,
  .achievement-list {
    flex: 1;
  }

  .exchange-timeline {
    grid-template-rows: repeat(5, minmax(min-content, 1fr));
  }

  .achievement-list {
    grid-template-rows: repeat(5, minmax(min-content, 1fr));
  }
}

.achievement-list li:hover {
  border-bottom-color: #d9c4ae;
}

/* 年份徽章 */
.achievement-list time {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  align-self: stretch;
  min-width: 78px;
  flex-shrink: 0;
  padding-right: 28px;
  border: 0;
  border-right: 2px solid var(--sdu-red);
  border-radius: 0;
  background: transparent;
  color: var(--sdu-red);
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 27px;
  font-weight: 700;
  line-height: 1;
  text-align: left;
  letter-spacing: 0.5px;
}

.achievement-list time::before {
  content: none;
}

.achievement-list time::after {
  content: none;
}

/* 奖项类别标签 */
.achievement-list span {
  display: inline-block;
  margin-bottom: 6px;
  padding: 0;
  background: transparent;
  color: var(--gold-strong, #9a7c60);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  line-height: 1.4;
}

.achievement-list span::before {
  content: none;
}

.achievement-list .award-recipient {
  margin: 0 0 8px;
  color: #6f6257;
  font-size: 15px;
  font-weight: 400;
  line-height: 1.4;
}

.achievement-list h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.5;
}

.achievement-list p {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.text-list li {
  display: flex;
  gap: 18px;
  justify-content: space-between;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.text-list a {
  overflow: hidden;
  font-size: 19px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.text-list time {
  flex: 0 0 auto;
  color: #8b8177;
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 16px;
}

.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.journal-grid--pair {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
}

.journal-grid--pair .journal-cover img {
  height: 270px;
}

.journal-grid article {
  border-radius: 2px;
  overflow: hidden;
  border: 1px solid #e6ddd3;
  background: var(--white);
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.journal-grid article:hover {
  border-color: #d9c4ae;
  background: #fffdf9;
}

.journal-grid article:hover .journal-cover-overlay h3 a,
.journal-grid article:focus-visible .journal-cover-overlay h3 a {
  color: #f0d5c0;
}

.journal-cover {
  position: relative;
  overflow: hidden;
}

.journal-cover img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.journal-grid article:hover .journal-cover img {
  transform: none;
}

.journal-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 5px 14px;
  border-radius: 1px;
  background: rgba(146, 15, 21, 0.9);
  color: var(--white);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

.journal-cover-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  padding: 40px 20px 18px;
  background: linear-gradient(0deg, rgba(30, 20, 16, 0.72), rgba(30, 20, 16, 0.24) 65%, transparent);
}

.journal-cover-overlay h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
}

.journal-cover-overlay h3 a {
  color: var(--white);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
}

.journal-cover-overlay h3 a:hover {
  color: #f0d5c0;
}

.journal-body {
  padding: 20px 22px 24px;
}

.journal-body p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.journal-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--sdu-red);
  font-size: 15px;
  font-weight: 500;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

.journal-link::after {
  content: "\2192";
  font-size: 16px;
}

.journal-link:hover {
  color: var(--sdu-red-dark);
}

/* ====== FRIEND LINKS ====== */
.links-band {
  background: #f5f1ec;
  border-top: 1px solid var(--line);
}

.links {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 28px 0;
  flex-wrap: wrap;
}

.links h2 {
  margin: 0;
  color: var(--sdu-red);
  font-size: 20px;
  white-space: nowrap;
  position: relative;
  padding-right: 20px;
}

.links h2::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 1px;
  height: 20px;
  background: #d5cdc3;
  transform: translateY(-50%);
}

.links-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.links-list a {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 2px;
  background: var(--white);
  border: 1px solid #e0d8cf;
  color: #5a5048;
  font-size: 14px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.links-list a:hover {
  color: var(--sdu-red);
  border-color: var(--sdu-red);
  background: rgba(146, 15, 21, 0.04);
}

/* ====== SITE FOOTER ====== */
.site-footer {
  background: #1e1916;
  color: rgba(255, 255, 255, 0.78);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 52px 0 40px;
}

/* 品牌区 */
.footer-brand img {
 /* width: min(340px, 70%); */
  height: auto;
  margin-bottom: 18px;
  /* filter: brightness(0) invert(1) opacity(0.92); */
}

.footer-brand p {
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 15px;
  line-height: 1.7;
  max-width: 400px;
}

/* 导航列 */
.footer-nav h3,
.footer-contact h3 {
  margin: 0 0 18px;
  color: var(--white);
  font-size: 17px;
  font-weight: 600;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  position: relative;
  padding-bottom: 12px;
}

.footer-nav h3::after,
.footer-contact h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  border-radius: 1px;
  background: var(--sdu-red);
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 20px;
}

.footer-nav a {
  display: inline-block;
  padding: 5px 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 15px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-nav a:hover {
  color: var(--white);
  padding-left: 4px;
}

/* 联系信息 */
.footer-contact address {
  font-style: normal;
}

.footer-contact p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.55);
}

/* 底部版权条 */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  gap: 16px;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.35);
  font-size: 13px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.35);
  font-size: 13px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  transition: color 0.2s ease;
}

.footer-bottom a:hover {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 1280px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .main-nav li>a {
    padding: 14px 13px;
    font-size: 19px;
  }

  .brand img {
    width: min(360px, 52vw);
  }

  .news-grid,
  .portal-news,
  .two-column,
  .exchange-awards {
    grid-template-columns: 1fr;
  }

  .library-archive {
    grid-template-columns: 190px minmax(0, 1fr);
  }

  .library-records {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .portal-news {
    gap: 34px;
  }

  .portal-tab-head {
    gap: 28px;
  }

  .portal-tab-head button {
    font-size: 29px;
  }

}

@media (max-width: 760px) {
  .wrap {
    width: min(100% - 30px, var(--wrap));
  }

  .hero-actions {
    display: none;
  }

  /* ====== Header Mobile ====== */
  .brandbar {
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: 112px;
    gap: 12px;
    padding: 10px 0;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
  }

  .brand img {
    width: min(280px, 58vw);
  }

  .site-search {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: stretch;
    display: flex;
    width: 100%;
    height: 38px;
    border-radius: 3px;
    background: #fbf8f3;
  }

  .site-search:focus-within {
    width: 100%;
  }

  .site-search input {
    font-size: 15px;
  }

  .site-search button {
    width: 42px;
    height: 36px;
    border-radius: 2px;
  }

  .site-search button svg {
    width: 17px;
    height: 17px;
  }

  .nav-toggle {
    grid-column: 2;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    display: none;
  }

  .main-nav.is-open {
    display: block;
    max-height: calc(100vh - 112px);
    max-height: calc(100svh - 112px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .main-nav ul {
    display: block;
    padding: 0 15px;
  }

  .main-nav li>a {
    position: relative;
    padding: 14px 44px;
    font-size: 19px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    transition: color 0.15s ease;
  }

  .main-nav li>a::after {
    display: none;
  }

  .main-nav a:focus-visible {
    outline: 0;
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.65);
    text-underline-offset: 6px;
  }

  .main-nav li:hover>a,
  .main-nav li:focus-within>a,
  .main-nav li>a.is-active,
  .main-nav li.is-expanded>a {
    color: rgba(255, 255, 255, 0.94);
    background: transparent;
  }

  .main-nav li.is-expanded>a {
    border-bottom-color: transparent;
  }

  /* 有子菜单的项添加箭头 */
  .main-nav li.has-submenu>a::before {
    content: "";
    position: absolute;
    right: calc(50% - 82px);
    top: 50%;
    width: 8px;
    height: 8px;
    border-right: 2.5px solid rgba(255, 255, 255, 0.6);
    border-bottom: 2.5px solid rgba(255, 255, 255, 0.6);
    transform: translateY(-65%) rotate(45deg);
    transition: transform 0.25s ease, border-color 0.25s ease;
  }

  .main-nav li.is-expanded>a::before {
    transform: translateY(-35%) rotate(-135deg);
    border-color: rgba(255, 255, 255, 0.82);
  }

  /* 移动端子菜单：内联展开 */
  .submenu {
    position: static !important;
    display: none;
    width: 100%;
    min-width: auto;
    max-height: 0;
    padding: 2px 0 10px;
    margin: 0;
    border: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 0;
    box-shadow: none;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    background: transparent;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.25s ease;
  }

  .submenu.is-open {
    display: block;
    max-height: 300px;
  }

  .main-nav li:hover .submenu,
  .main-nav li:focus-within .submenu {
    display: none;
  }

  .main-nav li.is-expanded>.submenu {
    display: block;
  }

  .submenu a {
    color: rgba(255, 255, 255, 0.82);
    background: transparent;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    padding: 9px 44px;
    text-align: center;
  }

  .submenu a:hover,
  .submenu a:focus-visible {
    color: var(--white);
    background: transparent;
    padding-left: 44px;
  }

  .hero-slider {
    height: 260px;
  }

  .hero-content {
    bottom: 54px;
  }

  .hero-content p:last-child {
    font-size: 19px;
  }

  .section {
    padding: 38px 0;
  }

  .portal-news {
    min-height: 0;
  }

  .portal-feature-card h2 {
    padding: 13px 104px 13px 18px;
    font-size: 20px;
    line-height: 1.4;
  }

  .portal-feature-card h2 a {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .portal-feature-dots {
    right: 18px;
    bottom: 24px;
    gap: 6px;
  }

  .portal-tab-head {
    gap: 16px;
    margin-bottom: 20px;
    flex-wrap: nowrap;
  }

  .portal-tab-head button {
    font-size: 24px;
  }

  .portal-tab-head a {
    flex: 0 0 auto;
    width: auto;
    margin-left: auto;
    white-space: nowrap;
  }

  .portal-list li {
    grid-template-columns: 1fr;
    gap: 4px;
    align-items: start;
    min-height: 78px;
    padding: 12px 0 12px 18px;
  }

  .portal-list time {
    font-size: 16px;
  }

  .portal-list a {
    font-size: 19px;
  }

  .news-visual {
    min-height: 260px;
  }

  .news-tabs {
    grid-template-columns: 1fr;
    border-top: 0;
  }

  .news-tabs button {
    min-height: 0;
    padding: 14px 16px;
  }

  .news-tabs button,
  .news-tabs button:nth-child(odd),
  .news-tabs button:nth-last-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .news-tabs button:last-child {
    border-bottom: 0;
  }

  .news-tabs span {
    display: none;
  }

  .news-card,
  .news-card.is-active {
    display: block;
  }

  .news-card:not(.is-active) {
    display: none;
  }

  .news-card img {
    height: 220px;
    margin-bottom: 18px;
  }

  .news-dots {
    left: 0;
    bottom: -8px;
  }

  .library-archive,
  .library-records {
    grid-template-columns: 1fr;
  }

  .library-catalog {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 0;
  }

  .library-catalog button {
    padding: 11px 8px;
    border-left: 0;
    border-bottom: 2px solid transparent;
    text-align: center;
    font-size: 16px;
  }

  .library-catalog button.is-active,
  .library-catalog button:hover,
  .library-catalog button:focus-visible {
    border-bottom-color: var(--sdu-red);
  }

  .journal-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .journal-cover img {
    height: 180px;
  }

  .journal-cover-overlay h3 {
    font-size: 20px;
  }

  .journal-body {
    padding: 16px 18px 20px;
  }

  .library-feature {
    min-height: 0;
  }

  .library-feature div {
    padding: 26px;
  }

  .exchange-timeline li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 20px;
    padding: 22px 0;
    align-items: center;
  }

  .exchange-timeline time {
    width: auto;
    height: auto;
    min-width: 64px;
    padding-right: 18px;
  }

  .exchange-timeline time span {
    font-size: 22px;
  }

  .exchange-timeline time small {
    font-size: 12px;
    margin-top: 5px;
  }

  .text-list li {
    display: block;
  }

  .text-list time {
    display: block;
    margin-top: 4px;
  }

  .achievement-list li {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 14px;
    padding: 18px 0;
  }

  .achievement-list time {
    width: auto;
    height: auto;
    min-width: 56px;
    padding-right: 18px;
    font-size: 24px;
  }

  .achievement-list h3 {
    font-size: 17px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px 0 28px;
  }

  .footer-brand img {
    width: min(280px, 65%);
  }

  .footer-nav ul {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 6px;
  }
}

@media (max-width: 480px) {
  .brandbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    min-height: 104px;
  }

  .main-nav.is-open {
    max-height: calc(100vh - 104px);
    max-height: calc(100svh - 104px);
  }

  .brand img {
    width: min(240px, 62vw);
  }

  .hero-slider {
    height: 240px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .notice-list li {
    grid-template-columns: 62px 1fr;
    gap: 12px;
  }

  .notice-list time {
    width: 58px;
    height: 58px;
  }

  .notice-list time span {
    font-size: 22px;
  }

  .notice-list time em {
    font-size: 11px;
  }

  .section-head {
    align-items: flex-end;
    gap: 18px;
  }

  .library-catalog {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .exchange-timeline p,
  .achievement-list p {
    font-size: 16px;
  }

  .achievement-list li {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    padding: 16px 0;
  }

  .achievement-list time {
    width: auto;
    height: auto;
    min-width: 50px;
    padding-right: 16px;
    font-size: 22px;
  }

  .achievement-list h3 {
    font-size: 16px;
  }

  .exchange-timeline li {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 16px;
  }

  .exchange-timeline time {
    width: auto;
    height: auto;
    min-width: 58px;
    padding-right: 16px;
  }

  .exchange-timeline time span {
    font-size: 21px;
  }

  .exchange-timeline time small {
    font-size: 11px;
    margin-top: 4px;
  }

  .journal-cover img {
    height: 160px;
  }

  .journal-cover-overlay h3 {
    font-size: 18px;
  }

  .journal-body {
    padding: 14px 16px 18px;
  }

  .journal-body p {
    font-size: 15px;
  }

  .footer-grid {
    gap: 26px;
    padding: 28px 0 22px;
  }

  .footer-brand img {
    width: min(240px, 60%);
  }

  .footer-brand p {
    font-size: 14px;
  }

  .footer-nav ul {
    grid-template-columns: 1fr 1fr;
    gap: 4px 16px;
  }

  .footer-contact p {
    font-size: 14px;
  }

  .links {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 22px 0;
  }

  .links h2::after {
    display: none;
  }

  .links-list {
    gap: 8px;
  }

  .links-list a {
    font-size: 13px;
    padding: 5px 12px;
  }
}

/* ====== INNER PAGES: PROJECT LIST ====== */
.inner-hero {
  position: relative;
  height: clamp(220px, 22vw, 320px);
  overflow: hidden;
  background: #2b2422;
}

.inner-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.inner-hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(40, 14, 14, 0.72), rgba(40, 14, 14, 0.28) 46%, rgba(40, 14, 14, 0.08)),
    linear-gradient(0deg, rgba(0, 0, 0, 0.18), transparent 52%);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 0;
  color: var(--muted);
  font-size: 15px;
  border-bottom: 1px solid var(--line);
}

.breadcrumb a:hover {
  color: var(--sdu-red);
}

.breadcrumb span::before,
.breadcrumb strong::before {
  margin-right: 10px;
  color: #c7b9aa;
  content: "/";
}

.breadcrumb strong {
  color: var(--sdu-red);
  font-weight: 500;
}

.inner-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 46px;
  padding: 46px 0 60px;
  align-items: start;
}

.side-nav {
  border: 1px solid var(--line);
  background: #fffdf9;
}

.side-nav-title {
  padding: 24px 26px 22px;
  border-bottom: 3px solid var(--sdu-red);
  background: var(--paper);
}

.side-nav-title h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.25;
}

.side-nav-menu,
.side-nav-menu ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.side-nav-menu > ul {
  padding: 8px 0;
}

.side-nav-menu > ul > li {
  position: relative;
  border-bottom: 1px solid #ece3d9;
}

.side-nav-menu > ul > li:last-child {
  border-bottom: 0;
}

.side-nav-menu > ul > li > a {
  position: relative;
  display: block;
  padding: 16px 46px 16px 26px;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.35;
  background: var(--white);
}

.side-nav-menu > ul > li > a {
  padding-right: 26px;
}

.side-nav-menu > ul > li.has-submenu > a {
  padding-right: 54px;
}

.side-nav-toggle {
  position: absolute;
  top: 10px;
  right: 16px;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.side-nav-toggle::before {
  position: absolute;
  top: 11px;
  left: 11px;
  width: 8px;
  height: 8px;
  border-right: 2px solid #b8aa9b;
  border-bottom: 2px solid #b8aa9b;
  transform: rotate(45deg);
  transition: transform 0.2s ease, border-color 0.2s ease;
  content: "";
}

.side-nav-toggle:hover::before,
.side-nav-toggle:focus-visible::before,
.side-nav-menu > ul > li.has-submenu.is-open > .side-nav-toggle::before {
  border-color: var(--sdu-red);
}

.side-nav-menu > ul > li.has-submenu.is-open > .side-nav-toggle::before {
  transform: translateY(4px) rotate(-135deg);
}

.side-nav-menu > ul > li > a:hover,
.side-nav-menu > ul > li > a.is-active {
  color: var(--sdu-red);
  background: #fbf8f3;
}

.side-nav-menu > ul > li > a.is-active {
  font-weight: 600;
}

.side-nav-submenu {
  display: none;
  padding: 4px 0 8px;
  background: #f7f1e8;
}

.side-nav-menu > ul > li.has-submenu.is-open > .side-nav-submenu {
  display: block;
}

.side-nav-submenu a {
  position: relative;
  display: block;
  margin-left: 26px;
  padding: 10px 24px 10px 22px;
  color: #6b6157;
  font-size: 15px;
  line-height: 1.45;
  background: transparent;
}

.side-nav-submenu a::before {
  position: absolute;
  top: 50%;
  left: 11px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #cdbead;
  transform: translateY(-50%);
  content: "";
}

.side-nav-submenu a:hover,
.side-nav-submenu a.is-active {
  color: var(--sdu-red);
}

.side-nav-submenu a:hover::before,
.side-nav-submenu a.is-active::before {
  background: var(--sdu-red);
}

.inner-main {
  min-width: 0;
}

.inner-section-head {
  align-items: flex-end;
  margin-bottom: 24px;
  padding: 1cap 0 16px;
  /* border-top: 1px solid var(--line); */
}

.inner-section-head hgroup {
  position: relative;
  padding-left: 18px;
}

.inner-section-head hgroup::before {
  position: absolute;
  left: 0;
  top: 4px;
  width: 4px;
  height: 40px;
  background: var(--sdu-red);
  content: "";
}

.inner-section-head h1,
.inner-section-head h2 {
  margin: 0;
  padding-bottom: 0;
  font-size: 34px;
  line-height: 1.15;
}

.inner-section-head h1::after,
.inner-section-head h2::after {
  display: none;
}

.section-head .breadcrumb {
  padding: 0;
  border-bottom: 0;
  font-size: 14px;
}

.section-head .breadcrumb a {
  font-size: 14px;
  font-family: inherit;
}

.project-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  background: #fffdf9;
}

.project-toolbar p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.project-toolbar strong {
  color: var(--sdu-red);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}

.project-filter {
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-filter label {
  color: #7a6d5f;
  font-size: 15px;
  white-space: nowrap;
}

.project-filter input {
  width: 220px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid #ded4c9;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 15px;
  outline: 0;
}

.project-filter input:focus {
  border-color: var(--sdu-red);
}

.project-filter button {
  height: 36px;
  padding: 0 18px;
  border: 0;
  background: var(--sdu-red);
  color: var(--white);
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  cursor: pointer;
}

.project-filter button:hover {
  background: var(--sdu-red-dark);
}

.project-table-wrap {
  overflow-x: auto;
  border: 1px solid #ded7cf;
}

.table-scroll-hint {
  display: none;
}

.project-table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
  background: var(--white);
}

.project-table th,
.project-table td {
  padding: 15px 14px;
  border-right: 1px solid #ded7cf;
  border-bottom: 1px solid #ded7cf;
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
  vertical-align: middle;
}

.project-table th:last-child,
.project-table td:last-child {
  border-right: 0;
}

.project-table thead th {
  background: #a64248;
  color: var(--white);
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 17px;
  font-weight: 600;
}

.project-table tbody tr:nth-child(even) {
  background: #faf8f5;
}

.project-table tbody tr:hover {
  background: #fffdf9;
}

.project-table td:first-child {
  text-align: left;
  font-size: 16px;
  font-weight: 700;
}

.project-table td:first-child a:hover {
  color: var(--sdu-red);
}

.project-table th:nth-child(2),
.project-table td:nth-child(2) {
  width: 88px;
}

.project-table th:nth-child(3),
.project-table td:nth-child(3) {
  width: 136px;
}

.project-table th:nth-child(4),
.project-table td:nth-child(4) {
  width: 124px;
}

.project-table th:nth-child(5),
.project-table td:nth-child(5) {
  width: 142px;
}

.project-table th:nth-child(6),
.project-table td:nth-child(6) {
  width: 110px;
}

.project-table td:nth-child(3),
.project-table td:nth-child(4),
.project-table td:nth-child(5) {
  overflow-wrap: normal;
  word-break: keep-all;
}

.paper-filter {
  display: grid;
  gap: 0;
  margin-bottom: 20px;
  border: 1px solid #ded7cf;
  background: #fffdf9;
}

.paper-filter div {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
}

.paper-filter div + div {
  border-top: 1px solid var(--line);
}

.paper-filter span {
  margin-right: 4px;
  color: #806b56;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.paper-filter a {
  padding: 4px 12px;
  border: 1px solid transparent;
  color: #5c5248;
  font-size: 15px;
  line-height: 1.45;
}

.paper-filter a:hover,
.paper-filter a.is-active {
  border-color: #d8c9b8;
  color: var(--sdu-red);
  background: var(--white);
}

.paper-list {
  display: grid;
  border-top: 1px solid #ded7cf;
}

.paper-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 26px;
  border-right: 1px solid #ded7cf;
  border-bottom: 1px solid #ded7cf;
  border-left: 1px solid #ded7cf;
  background: var(--white);
}

.paper-item:nth-child(even) {
  background: #faf8f5;
}

.paper-item:hover {
  background: #fffdf9;
}

.paper-item time {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-right: 24px;
  border: 0;
  border-right: 2px solid var(--sdu-red);
  background: transparent;
  color: var(--sdu-red);
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}

.paper-body h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 23px;
  line-height: 1.42;
}

.paper-body h3 a:hover {
  color: var(--sdu-red);
}

.paper-body p {
  margin: 0;
  color: #5d554e;
  font-size: 16px;
  line-height: 1.7;
}

.paper-body p + p {
  margin-top: 2px;
}

.paper-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.paper-meta span {
  padding: 3px 10px;
  border: 1px solid #e0d4c8;
  background: #fffdf9;
  color: #8a6f52;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 13px;
  line-height: 1.45;
}

.award-inner-list {
  display: grid;
  border-top: 1px solid #ded7cf;
}

.award-inner-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 24px;
  padding: 24px 26px;
  border-right: 1px solid #ded7cf;
  border-bottom: 1px solid #ded7cf;
  border-left: 1px solid #ded7cf;
  background: var(--white);
}

.award-inner-item:nth-child(even) {
  background: #faf8f5;
}

.award-inner-item:hover,
.award-inner-item:focus-visible {
  background: #fffdf9;
  outline: 0;
}

.award-inner-item time {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-right: 22px;
  border: 0;
  border-right: 2px solid var(--sdu-red);
  background: transparent;
  color: var(--sdu-red);
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}

.award-inner-item span {
  display: inline-block;
  margin-bottom: 7px;
  color: #9a7c60;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.award-inner-item h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.4;
}

.award-inner-item:hover h3,
.award-inner-item:focus-visible h3 {
  color: var(--sdu-red);
}

.award-inner-item p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.journal-page {
  display: grid;
  gap: 22px;
}

.journal-page-lead {
  margin: 0;
  padding: 22px 26px;
  border: 1px solid #ded7cf;
  border-left: 4px solid var(--sdu-red);
  background: #fffdf9;
  color: #3a332d;
  font-size: 19px;
  line-height: 1.9;
}

.journal-list {
  display: grid;
  border-top: 1px solid #ded7cf;
}

.journal-list-item {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 26px;
  padding: 24px 26px;
  border-right: 1px solid #ded7cf;
  border-bottom: 1px solid #ded7cf;
  border-left: 1px solid #ded7cf;
  background: var(--white);
  align-items: stretch;
}

.journal-list-item:hover,
.journal-list-item:focus-visible {
  background: #fffdf9;
  outline: 0;
}

.journal-list-item img {
  width: 280px;
  height: 100%;
  min-height: 236px;
  border: 1px solid #d8cec2;
  object-fit: cover;
  background: var(--paper);
}

.journal-list-body span {
  color: #9a7c60;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.journal-list-body {
  display: flex;
  flex-direction: column;
}

.journal-list-body h3 {
  margin: 6px 0 10px;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.35;
}

.journal-list-item:hover h3,
.journal-list-item:focus-visible h3 {
  color: var(--sdu-red);
}

.journal-list-body p {
  margin: 0;
  color: #3a332d;
  font-size: 17px;
  line-height: 1.85;
}

.journal-list-body dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 18px 0 0;
  border: 1px solid var(--line);
  background: #fffdf9;
}

.journal-list-body dl div {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
}

.journal-list-body dl div:last-child {
  border-right: 0;
}

.journal-list-body dt {
  color: #8f7358;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 5px;
}

.journal-list-body dd {
  margin: 0;
  color: #4a4037;
  font-size: 15px;
  line-height: 1.55;
}

.journal-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: auto 0 0;
  border: 1px solid var(--line);
  background: #fffdf9;
}

.journal-links a {
  padding: 26px 14px;
  border-right: 1px solid var(--line);
  color: #8f7358;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
  text-align: center;
}

.journal-links a:last-child {
  border-right: 0;
}

.journal-links a:hover,
.journal-links a:focus-visible {
  color: var(--sdu-red);
  background: #fff8f4;
  outline: 0;
}

.journal-feature {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  gap: 30px;
  padding: 30px;
  border: 1px solid #ded7cf;
  border-top: 4px solid var(--sdu-red);
  background: var(--white);
}

.journal-feature img {
  width: 100%;
  height: 330px;
  border: 1px solid #d8cec2;
  object-fit: cover;
  background: var(--paper);
}

.journal-feature span {
  color: #9a7c60;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.journal-feature h3,
.journal-page-card h3,
.journal-issue-panel h3 {
  margin: 8px 0 16px;
  color: var(--ink);
  font-size: 28px;
  line-height: 1.3;
}

.journal-feature p,
.journal-page-card p {
  margin: 0;
  color: #3a332d;
  font-size: 18px;
  line-height: 1.9;
}

.journal-feature dl {
  margin: 22px 0 0;
  border-top: 1px solid var(--line);
}

.journal-feature dl div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.journal-feature dt {
  color: #8f7358;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  font-weight: 600;
}

.journal-feature dd {
  margin: 0;
  color: #4a4037;
  font-size: 16px;
  line-height: 1.65;
}

.journal-page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.journal-page-card {
  display: grid;
  grid-template-columns: 164px minmax(0, 1fr);
  gap: 20px;
  padding: 22px;
  border: 1px solid #ded7cf;
  background: var(--white);
}

.journal-page-card img {
  width: 164px;
  height: 210px;
  border: 1px solid #d8cec2;
  object-fit: cover;
}

.journal-page-card h3 {
  margin-top: 0;
  font-size: 24px;
}

.journal-page-card p {
  font-size: 16px;
  line-height: 1.75;
}

.journal-page-card ul {
  display: grid;
  gap: 6px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.journal-page-card li {
  position: relative;
  padding-left: 14px;
  color: #6b5d50;
  font-size: 15px;
  line-height: 1.6;
}

.journal-page-card li::before {
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 4px;
  height: 4px;
  background: #cdbfaf;
  content: "";
}

.journal-issue-panel {
  border: 1px solid #ded7cf;
  background: var(--white);
}

.journal-feature + .journal-issue-panel {
  margin-top: 2px;
}

.journal-issue-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  border-bottom: 3px solid var(--sdu-red);
  background: var(--paper);
}

.journal-issue-head h3 {
  margin: 0;
  font-size: 25px;
}

.journal-issue-head a {
  color: #8a6f52;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
}

.journal-issue-head a:hover,
.journal-issue-panel li a:hover {
  color: var(--sdu-red);
}

.journal-issue-panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.journal-issue-panel li {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 17px 24px;
  border-bottom: 1px solid var(--line);
}

.journal-issue-panel li:last-child {
  border-bottom: 0;
}

.journal-issue-panel time {
  color: var(--sdu-red);
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  font-size: 20px;
  font-weight: 700;
}

.journal-issue-panel li a {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.55;
}

.news-inner-list {
  display: grid;
  gap: 0;
  border-top: 1px solid #ded7cf;
}

.news-inner-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding: 22px 24px;
  border-right: 1px solid #ded7cf;
  border-bottom: 1px solid #ded7cf;
  border-left: 1px solid #ded7cf;
  background: var(--white);
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.news-inner-item:nth-child(even) {
  background: #faf8f5;
}

.news-inner-item:hover,
.news-inner-item:focus-visible {
  border-color: #cdbfaf;
  background: #fffdf9;
  outline: 0;
}

.news-inner-item time {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-width: 76px;
  padding-right: 26px;
  border: 0;
  border-right: 2px solid var(--sdu-red);
  background: transparent;
  font-family: "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  font-variant-numeric: lining-nums tabular-nums;
  text-align: left;
}

.news-inner-item time span {
  color: var(--sdu-red);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.05;
}

.news-inner-item time small {
  margin-top: 7px;
  color: var(--gold-strong);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  line-height: 1;
}

.news-inner-item h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.38;
  transition: color 0.2s ease;
}

.news-inner-item p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.news-inner-item:hover h3,
.news-inner-item:focus-visible h3 {
  color: var(--sdu-red);
}

.content-article {
  border: 1px solid #ded7cf;
  background: var(--white);
}

.content-title {
  padding: 34px 44px 26px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.content-title h1 {
  margin: 0;
  color: var(--ink);
  font-size: 34px;
  line-height: 1.42;
}

.content-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 22px;
  margin-top: 18px;
  color: #8a7a6a;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
}

.content-body {
  padding: 34px 52px 18px;
}

.content-body p {
  margin: 0;
  color: #332d28;
  font-size: 19px;
  line-height: 2.05;
  text-align: justify;
  text-indent: 2em;
}

.content-body p + p {
  margin-top: 18px;
}

/* 博达编辑器正文默认排版：所有规则均限定在内容区，避免影响页面其他模块。 */
.content-body > :first-child {
  margin-top: 0;
}

.content-body > :last-child {
  margin-bottom: 0;
}

.content-body p:empty {
  min-height: 1em;
}

.content-body h2,
.content-body h3,
.content-body h4,
.content-body h5,
.content-body h6 {
  margin: 34px 0 16px;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.45;
}

.content-body h2 {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 27px;
}

.content-body h3 {
  padding-left: 14px;
  border-left: 4px solid var(--sdu-red);
  font-size: 23px;
}

.content-body h4 {
  font-size: 20px;
}

.content-body h5,
.content-body h6 {
  font-size: 18px;
}

.content-body a {
  color: #8a6f52;
  text-decoration: underline;
  text-decoration-color: rgba(138, 111, 82, 0.4);
  text-underline-offset: 0.16em;
}

.content-body a:hover,
.content-body a:focus-visible {
  color: var(--sdu-red);
  text-decoration-color: currentColor;
}

.content-body strong,
.content-body b {
  color: var(--ink);
  font-weight: 700;
}

.content-body em,
.content-body i {
  font-style: italic;
}

.content-body mark {
  padding: 0 0.2em;
  background: #f5e7c6;
  color: inherit;
}

.content-body sup,
.content-body sub {
  font-size: 0.72em;
  line-height: 0;
}

.content-body ul,
.content-body ol {
  margin: 18px 0;
  padding-left: 1.8em;
  color: #332d28;
  font-size: 18px;
  line-height: 1.9;
}

.content-body li + li {
  margin-top: 6px;
}

.content-body li > ul,
.content-body li > ol {
  margin: 6px 0;
}

.content-body blockquote {
  margin: 24px 0;
  padding: 16px 22px;
  border-left: 4px solid #b89255;
  background: #fffdf9;
  color: #66584b;
  font-size: 18px;
  line-height: 1.9;
}

.content-body blockquote > :first-child {
  margin-top: 0;
}

.content-body blockquote > :last-child {
  margin-bottom: 0;
}

.content-body hr {
  height: 1px;
  margin: 34px 0;
  border: 0;
  background: var(--line);
}

.content-body pre {
  margin: 22px 0;
  padding: 16px 18px;
  overflow: auto;
  border: 1px solid #ded7cf;
  background: #faf8f5;
  color: #40372f;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.content-body code {
  padding: 0.08em 0.3em;
  border-radius: 2px;
  background: #f2ede7;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.88em;
}

.content-body pre code {
  padding: 0;
  background: transparent;
  font-size: inherit;
}

.content-body figure {
  max-width: 100%;
  margin: 26px auto;
  text-align: center;
}

.content-body figcaption {
  margin-top: 10px;
  color: #827568;
  font-size: 14px;
  line-height: 1.6;
}

.content-body img {
  display: block;
  max-width: 100% !important;
  height: auto !important;
  margin: 24px auto;
}

.content-body p img:first-child:last-child {
  margin: 4px auto;
}

.content-body img[align="left"] {
  float: left;
  margin: 6px 24px 14px 0;
}

.content-body img[align="right"] {
  float: right;
  margin: 6px 0 14px 24px;
}

.content-body video,
.content-body audio,
.content-body iframe,
.content-body embed,
.content-body object {
  display: block;
  max-width: 100%;
  margin: 24px auto;
}

.content-body table {
  width: 100%;
  max-width: 100%;
  margin: 26px 0;
  border-collapse: collapse;
  border: 1px solid #d8cfc5;
  color: #40372f;
  font-size: 16px;
  line-height: 1.65;
}

.content-body caption {
  padding: 0 0 10px;
  color: #66584b;
  font-size: 16px;
  font-weight: 600;
  text-align: left;
}

.content-body th,
.content-body td {
  min-width: 80px;
  padding: 11px 14px;
  border: 1px solid #ded7cf;
  vertical-align: middle;
  text-align: center;
}

.content-body th {
  background: #f7f1e8;
  color: #493a2d;
  font-weight: 700;
  text-align: center;
}

.content-body tbody tr:nth-child(even) {
  background: #fcfaf7;
}

.content-body td p,
.content-body th p {
  margin: 0;
  color: inherit;
  font-size: inherit;
  line-height: inherit;
  text-align: inherit !important;
  text-indent: 0;
}

.content-body td img,
.content-body th img {
  margin: 0 auto;
}

/* 博达单篇正文会直接输出 #vsb_content_*，不经过 .content-body。 */
.content-article [id^="vsb_content_"] {
  max-width: 100%;
}



.content-article [id^="vsb_content_"] table {
  width: 100% !important;
  max-width: 100% !important;
  margin: 18px 0 30px !important;
  border: 1px solid #d8cfc5 !important;
  border-collapse: collapse !important;
  background: var(--white);
  color: #40372f;
  font-size: 16px;
  line-height: 1.65;
}

.content-article [id^="vsb_content_"] th,
.content-article [id^="vsb_content_"] td {
  min-width: 74px;
  padding: 11px 14px !important;
  border: 1px solid #ded7cf !important;
  vertical-align: middle;
  text-align: center !important;
  word-break: break-word;
  white-space: normal;
}

/* 博达编辑器通常用第一行 td 作为表头。 */
.content-article [id^="vsb_content_"] table tr:first-child > th,
.content-article [id^="vsb_content_"] table tr:first-child > td,
.content-article [id^="vsb_content_"] table th {
  background: #f7f1e8;
  color: #493a2d;
  font-weight: 700;
  text-align: center;
}

.content-article [id^="vsb_content_"] table tbody tr:nth-child(even) {
  background: #fcfaf7;
}

.content-article [id^="vsb_content_"] table p {
  margin: 0 !important;
  color: inherit;
  font-size: inherit;
  line-height: inherit;
  text-align: inherit !important;
  text-indent: 0 !important;
}

.content-article [id^="vsb_content_"] table img {
  display: block;
  max-width: 100% !important;
  height: auto !important;
  margin: 0 auto;
}

.content-attachment {
  margin: 8px 52px 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  background: #fffdf9;
}

.content-attachment h2 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.4;
}

.content-attachment a {
  color: #8a6f52;
  font-size: 16px;
}

.content-attachment a:hover {
  color: var(--sdu-red);
}

.content-pager {
  display: grid;
  gap: 0;
  margin-top: 34px;
  border-top: 1px solid var(--line);
}

.content-pager a {
  padding: 16px 52px;
  border-bottom: 1px solid var(--line);
  color: #4a4037;
  font-size: 16px;
  line-height: 1.55;
}

.content-pager a:hover {
  color: var(--sdu-red);
  background: #fffdf9;
}

.content-pager span {
  color: #8a6f52;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-weight: 600;
}

.profile-article {
  padding: 34px 38px 42px;
  border: 1px solid #ded7cf;
  background: var(--white);
}

.profile-article section + section {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.profile-lead {
  margin: 0;
  padding: 24px 28px;
  border-left: 4px solid var(--sdu-red);
  background: #fffdf9;
  color: #3a332d;
  font-size: 20px;
  line-height: 1.9;
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 30px 0 34px;
  border: 1px solid #ded7cf;
  background: #faf8f5;
}

.profile-stats div {
  padding: 22px 18px;
  border-right: 1px solid #ded7cf;
  text-align: center;
}

.profile-stats div:last-child {
  border-right: 0;
}

.profile-stats strong {
  display: block;
  color: var(--sdu-red);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1;
}

.profile-stats span {
  display: block;
  margin-top: 10px;
  color: #6d6258;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 15px;
}

.profile-article h3 {
  position: relative;
  margin: 0 0 18px;
  padding-left: 16px;
  color: var(--ink);
  font-size: 25px;
  line-height: 1.35;
}

.profile-article h3::before {
  position: absolute;
  top: 0.32em;
  bottom: 0.24em;
  left: 0;
  width: 4px;
  background: var(--sdu-red);
  content: "";
}

.profile-article p {
  margin: 0;
  color: #3a332d;
  font-size: 18px;
  line-height: 2;
  text-align: justify;
}

.profile-article p + p {
  margin-top: 14px;
}

.profile-directions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.profile-directions li {
  position: relative;
  padding: 13px 16px 13px 30px;
  border: 1px solid #e4dbd1;
  background: #fffdf9;
  color: #4a4037;
  font-size: 17px;
}

.profile-directions li::before {
  position: absolute;
  top: 50%;
  left: 16px;
  width: 5px;
  height: 5px;
  background: var(--sdu-red);
  transform: translateY(-50%);
  content: "";
}

.org-article {
  display: grid;
  gap: 18px;
}

.org-panel {
  padding: 28px 32px 30px;
  border: 1px solid #ded7cf;
  background: var(--white);
}

.org-panel-primary {
  border-top: 4px solid var(--sdu-red);
}

.org-panel h3 {
  position: relative;
  margin: 0 0 20px;
  padding-left: 16px;
  color: var(--ink);
  font-size: 25px;
  line-height: 1.35;
}

.org-panel h3::before {
  position: absolute;
  top: 0.3em;
  bottom: 0.26em;
  left: 0;
  width: 4px;
  background: var(--sdu-red);
  content: "";
}

.org-roster {
  margin: 0;
  border-top: 1px solid var(--line);
}

.org-roster div {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

/* 兼容博达超文本组件自动包裹的 dl */
.org-roster > div > dl {
  display: contents;
}

.org-roster dt {
  color: #8f7358;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.7;
}

.org-roster dd {
  margin: 0;
  color: #332d28;
  font-size: 19px;
  line-height: 1.7;
}

.org-roster-compact div {
  grid-template-columns: 104px minmax(0, 1fr);
}

.org-unit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.org-unit-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.org-unit-list li {
  position: relative;
  min-height: 50px;
  padding: 12px 18px;
  border: 1px solid #e4dbd1;
  background: #fffdf9;
  color: #3a332d;
  font-size: 18px;
  line-height: 1.45;
}

.researcher-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.researcher-card {
  display: grid;
  grid-template-columns: 143px minmax(0, 1fr);
  gap: 14px;
  min-height: 238px;
  padding: 18px 20px;
  border: 1px solid #ded7cf;
  background: var(--white);
  align-items: center;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.researcher-card:hover {
  border-color: #cdbfaf;
  background: #fffdf9;
}

.researcher-card:focus-visible {
  outline: 2px solid var(--sdu-red);
  outline-offset: 3px;
}

.researcher-card img {
  width: 143px;
  height: 200px;
  border: 1px solid #d8cec2;
  object-fit: cover;
  background: var(--paper);
}

.researcher-info {
  min-width: 0;
}

.researcher-info h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 23px;
  line-height: 1.2;
}

.researcher-info p {
  margin: 0 0 8px;
  color: #7a6d5f;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

.researcher-info span {
  display: inline-block;
  max-width: 100%;
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.researcher-card:hover .researcher-info h3,
.researcher-card:focus-visible .researcher-info h3 {
  color: var(--sdu-red);
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-top: 34px;
  width: 100%;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

/* 博达分页组件：组件只输出一个 .pb_sys_common 容器，需撑满一行后才能真正居中。 */
.pagination > .pb_sys_common {
  flex: 0 0 100%;
  width: 100%;
  margin-top: 0 !important;
  line-height: 1;
  text-align: center !important;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

/* 博达分页组件按钮（.pb_sys_style2）的视觉覆盖。 */
.pagination > .pb_sys_common .p_pages {
  margin-left: 0;
}

.pagination > .pb_sys_common .p_fun_d,
.pagination > .pb_sys_common .p_no_d,
.pagination > .pb_sys_common .p_no_o,
.pagination > .pb_sys_common .p_fun a,
.pagination > .pb_sys_common .p_no a,
.pagination > .pb_sys_common .p_goto a,
.pagination > .pb_sys_common .p_search a {
  min-width: 40px;
  height: 40px;
  margin: 0 0 0 -1px;
  padding: 0 14px;
  border: 1px solid #ded7cf;
  border-radius: 0;
  color: #554d45;
  background: var(--white);
  font-size: 14px;
  line-height: 38px;
  box-sizing: border-box;
}

.pagination > .pb_sys_common .p_fun_d,
.pagination > .pb_sys_common .p_no_o {
  color: #b7afa6;
  background: #f8f6f2;
}

.pagination > .pb_sys_common .p_no_d {
  position: relative;
  z-index: 1;
  border-color: #a64248;
  color: var(--white);
  background: #a64248;
}

.pagination > .pb_sys_common .p_fun a:hover,
.pagination > .pb_sys_common .p_no a:hover,
.pagination > .pb_sys_common .p_goto a:hover,
.pagination > .pb_sys_common .p_search a:hover {
  position: relative;
  z-index: 1;
  border-color: var(--sdu-red);
  color: var(--white);
  background: var(--sdu-red);
  text-decoration: none;
}

.pagination a {
  min-width: 44px;
  padding: 10px 16px;
  border: 1px solid #ded7cf;
  border-right: 0;
  color: #554d45;
  text-align: center;
  background: var(--white);
}

.pagination a:last-child {
  border-right: 1px solid #ded7cf;
}

.pagination a:hover,
.pagination a.is-active {
  color: var(--white);
  background: #a64248;
}

@media (max-width: 1080px) {
  .inner-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .side-nav-menu > ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .side-nav-menu > ul > li:nth-child(odd) {
    border-right: 1px solid #ece3d9;
  }

  .org-unit-grid {
    grid-template-columns: 1fr;
  }

  .journal-feature {
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .journal-page-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .inner-hero {
    height: 220px;
  }

  .breadcrumb {
    flex-wrap: wrap;
    font-size: 14px;
  }

  .inner-layout {
    padding: 34px 0 44px;
  }

  .inner-section-head {
    display: block;
  }

  .inner-section-head .breadcrumb {
    margin-top: 12px;
  }

  .inner-section-head h1,
  .inner-section-head h2 {
    font-size: 30px;
  }

  .inner-section-head hgroup::before {
    height: 36px;
  }

  .side-nav-title {
    padding: 20px 22px 16px;
  }

  .side-nav-menu > ul {
    grid-template-columns: 1fr;
  }

  .side-nav-menu > ul > li:nth-child(odd) {
    border-right: 0;
  }

  .project-toolbar {
    display: block;
  }

  .project-filter {
    margin-top: 12px;
    align-items: stretch;
  }

  .project-filter input {
    width: 100%;
  }

  .project-table th,
  .project-table td {
    padding: 12px 10px;
    font-size: 15px;
  }

  .table-scroll-hint {
    display: block;
    margin: 0;
    padding: 10px 12px;
    border-bottom: 1px solid #ded7cf;
    background: #fffdf9;
    color: #9a7c60;
    font-size: 14px;
  }

  .project-table td:nth-child(2) {
    font-size: 16px;
  }

  .paper-filter div {
    align-items: flex-start;
    padding: 12px 14px;
  }

  .paper-filter span {
    width: 100%;
  }

  .paper-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px 16px;
  }

  .paper-item time {
    justify-content: flex-start;
    width: auto;
    height: auto;
    padding: 0 0 0 12px;
    border-right: 0;
    border-left: 3px solid var(--sdu-red);
    font-size: 23px;
  }

  .paper-body h3 {
    font-size: 20px;
  }

  .paper-body p {
    font-size: 15px;
  }

  .award-inner-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px 16px;
  }

  .award-inner-item time {
    justify-content: flex-start;
    width: auto;
    height: auto;
    padding: 0 0 0 12px;
    border-right: 0;
    border-left: 3px solid var(--sdu-red);
    font-size: 23px;
  }

  .award-inner-item h3 {
    font-size: 20px;
  }

  .award-inner-item p {
    font-size: 15px;
  }

  .journal-page-lead {
    padding: 18px;
    font-size: 17px;
    line-height: 1.85;
  }

  .journal-list-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 18px 16px;
  }

  .journal-list-item img {
    width: 100%;
    height: 190px;
    min-height: 0;
  }

  .journal-list-body h3 {
    font-size: 22px;
  }

  .journal-list-body p {
    font-size: 16px;
    line-height: 1.8;
  }

  .journal-list-body dl,
  .journal-links {
    grid-template-columns: 1fr;
  }

  .journal-list-body dl div,
  .journal-links a {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .journal-list-body dl div:last-child,
  .journal-links a:last-child {
    border-bottom: 0;
  }

  .journal-feature {
    grid-template-columns: 1fr;
    padding: 20px 18px 24px;
  }

  .journal-feature img {
    height: 230px;
  }

  .journal-feature h3,
  .journal-page-card h3 {
    font-size: 23px;
  }

  .journal-feature p {
    font-size: 17px;
    line-height: 1.85;
  }

  .journal-feature dl div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .journal-page-card {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .journal-page-card img {
    width: 100%;
    height: 190px;
  }

  .journal-issue-head {
    padding: 18px;
  }

  .journal-issue-panel li {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 15px 18px;
  }

  .journal-issue-panel li a {
    font-size: 17px;
  }

  .news-inner-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 18px 16px;
  }

  .news-inner-item time {
    width: auto;
    height: auto;
    align-items: flex-start;
    padding: 2px 0 2px 12px;
    border-right: 0;
    border-left: 3px solid var(--sdu-red);
  }

  .news-inner-item time span {
    font-size: 23px;
  }

  .news-inner-item h3 {
    font-size: 20px;
  }

  .news-inner-item p {
    font-size: 15px;
  }

  .content-title {
    padding: 26px 18px 20px;
  }

  .content-title h1 {
    font-size: 26px;
    text-align: left;
  }

  .content-meta {
    justify-content: flex-start;
    gap: 4px 14px;
    font-size: 14px;
  }

  .content-body {
    padding: 24px 18px 12px;
  }

  .content-body p {
    font-size: 17px;
    line-height: 1.95;
    text-align: left;
  }

  .content-body h2 {
    margin-top: 28px;
    font-size: 23px;
  }

  .content-body h3 {
    font-size: 21px;
  }

  .content-body h4 {
    font-size: 19px;
  }

  .content-body ul,
  .content-body ol,
  .content-body blockquote {
    font-size: 17px;
  }

  .content-body blockquote {
    padding: 14px 16px;
  }

  .content-body table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    font-size: 15px;
    white-space: nowrap;
  }

  .content-body th,
  .content-body td {
    min-width: 110px;
    padding: 9px 12px;
  }

  .content-article .vsbcontent_start {
    margin-top: 26px !important;
    font-size: 21px;
  }

  .content-article [id^="vsb_content_"] {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .content-article [id^="vsb_content_"] table {
    width: 680px !important;
    min-width: 680px;
    font-size: 15px;
  }

  .content-article [id^="vsb_content_"] th,
  .content-article [id^="vsb_content_"] td {
    min-width: 96px;
    padding: 9px 12px !important;
  }

  .content-attachment {
    margin: 8px 18px 0;
    padding: 16px;
  }

  .content-pager {
    margin-top: 24px;
  }

  .content-pager a {
    padding: 14px 18px;
    font-size: 15px;
  }

  .profile-article {
    padding: 24px 18px 30px;
  }

  .profile-lead {
    padding: 18px 18px;
    font-size: 18px;
    line-height: 1.85;
  }

  .profile-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .profile-stats div:nth-child(2) {
    border-right: 0;
  }

  .profile-stats div:nth-child(-n + 2) {
    border-bottom: 1px solid #ded7cf;
  }

  .profile-stats strong {
    font-size: 30px;
  }

  .profile-article h3 {
    font-size: 23px;
  }

  .org-panel {
    padding: 24px 18px 26px;
  }

  .org-panel h3 {
    font-size: 23px;
  }

  .org-roster div,
  .org-roster-compact div {
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 14px 0;
  }

  .org-roster dt {
    font-size: 16px;
  }

  .org-roster dd {
    font-size: 18px;
  }

  .org-unit-list li {
    font-size: 17px;
  }

  .profile-article p {
    font-size: 17px;
    line-height: 1.9;
    text-align: left;
  }

  .profile-directions {
    grid-template-columns: 1fr;
  }

  .researcher-list {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .researcher-card {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 16px;
    min-height: 132px;
    padding: 15px 16px;
  }

  .researcher-card img {
    width: 72px;
    height: 101px;
  }

  .researcher-info h3 {
    font-size: 21px;
  }

  .researcher-info p,
  .researcher-info span {
    font-size: 15px;
  }

  .pagination {
    flex-wrap: wrap;
  }
}