/* ---------- 轮播 ---------- */
.carousel { position: relative; height: 420px; overflow: hidden; background: var(--blue-dark); }
.slides { position: absolute; inset: 0; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 0.9s ease; }
.slide.is-active { opacity: 1; }
.slide img { width: 100%; height: 100%; object-fit: cover; }
.slide-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10, 25, 55, 0.55) 0%, rgba(10, 25, 55, 0.1) 55%, rgba(10, 25, 55, 0) 100%); }
.slide-caption { position: absolute; left: 0; right: 0; bottom: 34px; }
.slide-caption p {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.14em;
  padding: 4px 12px;
  margin-bottom: 10px;
}
.slide-caption h2 {
  display: inline-block;
  background: rgba(20, 48, 110, 0.86);
  color: #fff;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 12px 20px;
  max-width: 780px;
}
.carousel-dots { position: absolute; right: 40px; bottom: 24px; display: flex; gap: 9px; }
.carousel-dots button {
  width: 11px; height: 11px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: transparent;
  cursor: pointer;
  padding: 0;
}
.carousel-dots button.is-active { background: #fff; }

/* ---------- 平台概况 ---------- */
.about-strip { border-bottom: 1px solid var(--line); background: #fff; }
.about-inner { display: grid; grid-template-columns: 220px 1fr 130px; gap: 30px; align-items: center; padding: 30px 20px; }
.about-title span { display: block; font-size: 10px; letter-spacing: 0.24em; color: #9aa7bb; }
.about-title h2 { font-family: var(--serif); font-size: 26px; letter-spacing: 0.12em; color: var(--blue); }
.about-inner p { color: #555; font-size: 14px; line-height: 1.9; }
.more-link { color: var(--blue); font-size: 13px; white-space: nowrap; }
.more-link:hover { color: var(--red); }

/* ---------- 主体双栏 ---------- */
.main-grid { display: grid; grid-template-columns: 1fr 330px; gap: 30px; padding-top: 34px; padding-bottom: 30px; align-items: start; }
.main-left { display: flex; flex-direction: column; gap: 30px; }

.panel { border: 1px solid var(--line); background: #fff; }
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--blue);
  height: 44px;
  padding-right: 14px;
}
.panel-tabs { display: flex; height: 100%; }
.tab {
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  letter-spacing: 0.06em;
  padding: 0 26px;
  height: 100%;
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 600;
}
.tab.is-active { background: var(--red); color: #fff; }
.panel-tabs.single .tab { background: var(--blue); cursor: default; }
.panel-more { color: rgba(255, 255, 255, 0.82); font-size: 12px; }
.panel-more:hover { color: #fff; }

.panel-body { padding: 20px 24px 16px; }
.panel-body.tab-pane { display: none; }
.panel-body.tab-pane.is-active { display: block; }

.feature { display: grid; grid-template-columns: 232px 1fr; gap: 20px; padding-bottom: 16px; border-bottom: 1px dashed var(--line); }
.feature-img { overflow: hidden; }
.feature-img img { width: 100%; height: 140px; object-fit: cover; transition: transform 0.5s; }
.feature-img:hover img { transform: scale(1.04); }
.feature-text h3 { font-size: 17px; line-height: 1.6; margin-bottom: 8px; }
.feature-text h3 a:hover { color: var(--blue); }
.feature-text p { font-size: 13px; color: #666; line-height: 1.85; }

.news-list { padding-top: 6px; }
.news-list li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px dashed #eef1f5;
  font-size: 14px;
}
.news-list li:last-child { border-bottom: 0; }
.news-list li a { color: #333; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; position: relative; padding-left: 12px; }
.news-list li a::before { content: '·'; position: absolute; left: 0; color: #9aa7bb; }
.news-list li a:hover { color: var(--blue); }
.news-list time { color: #98a2b3; font-size: 12px; white-space: nowrap; font-family: var(--sans); }
.notice-list li a { color: #444; }

.cap-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cap-list article { background: #fff; padding: 20px 22px; }
.cap-list b { display: block; font-family: var(--serif); font-size: 17px; color: var(--blue); margin-bottom: 6px; }
.cap-list p { font-size: 13px; color: #666; line-height: 1.8; }

.scene-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.scene-card { display: block; padding: 18px 20px; background: #f7f9fc; border-left: 3px solid var(--blue); transition: background 0.25s; }
.scene-card:hover { background: #eef3fb; }
.scene-card h4 { font-family: var(--serif); font-size: 17px; color: var(--blue); margin-bottom: 6px; }
.scene-card p { font-size: 13px; color: #666; line-height: 1.75; }

/* ---------- 右侧栏 ---------- */
.main-right { display: flex; flex-direction: column; gap: 24px; }
.entry-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.entry-card { position: relative; height: 96px; overflow: hidden; }
.entry-card img { width: 100%; height: 100%; object-fit: cover; }
.entry-card span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: rgba(20, 48, 110, 0.78);
  color: #fff;
  font-size: 14px;
  text-align: center;
  padding: 6px 0;
  letter-spacing: 0.08em;
}

.side-panel { border: 1px solid var(--line); background: #fff; padding: 0 16px 12px; }
.side-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 0 10px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.side-head h3 { font-family: var(--serif); font-size: 18px; color: var(--blue); border-left: 4px solid var(--blue); padding-left: 10px; line-height: 1.2; }
.side-head a { font-size: 12px; color: #8a94a6; }
.side-head a:hover { color: var(--blue); }

.date-list li { display: grid; grid-template-columns: 58px 1fr; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px dashed #eef1f5; }
.date-list li:last-child { border-bottom: 0; }
.date { background: var(--blue); color: #fff; text-align: center; padding: 4px 0 5px; }
.date b { display: block; font-size: 20px; line-height: 1.1; }
.date span { font-size: 9px; opacity: 0.8; letter-spacing: 0.04em; }
.date-list.red .date { background: var(--red); }
.date-list a { font-size: 13px; color: #444; line-height: 1.6; }
.date-list a:hover { color: var(--blue); }

.text-list li { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px dashed #eef1f5; font-size: 13px; }
.text-list li:last-child { border-bottom: 0; }
.text-list a { color: #444; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.text-list a:hover { color: var(--blue); }
.text-list time { color: #98a2b3; font-size: 11px; white-space: nowrap; }

.side-banner {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  color: #fff;
  padding: 22px 24px;
}
.side-banner span { font-size: 12px; opacity: 0.8; letter-spacing: 0.12em; }
.side-banner b { font-family: var(--serif); font-size: 20px; letter-spacing: 0.06em; }

/* ---------- 快速入口 ---------- */
.links { background: var(--bg); padding: 36px 0 40px; border-top: 1px solid var(--line); }
.links-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.links-head h3 { font-family: var(--serif); font-size: 22px; color: var(--blue); letter-spacing: 0.08em; }
.links-head a { font-size: 12px; color: #8a94a6; }
.links-head a:hover { color: var(--blue); }
.links-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.links-grid a {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  padding: 14px 16px;
  font-size: 14px;
  color: #333;
  transition: all 0.25s;
}
.links-grid a:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(27, 62, 140, 0.08); }
.ico {
  width: 30px; height: 30px;
  display: grid; place-items: center;
  background: #eef3fb;
  color: var(--blue);
  font-style: normal;
  font-size: 13px;
  border-radius: 50%;
  flex: none;
}

/* ---------- 专题 ---------- */
.topics { padding: 36px 0 44px; background: #fff; }
.topic-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.topic { position: relative; display: block; overflow: hidden; }
.topic img { width: 100%; height: 150px; object-fit: cover; transition: transform 0.5s; }
.topic:hover img { transform: scale(1.05); }
.topic span {
  position: absolute;
  left: 0; right: 0; bottom: 30px;
  background: rgba(20, 48, 110, 0.82);
  color: #fff;
  font-family: var(--serif);
  font-size: 17px;
  text-align: center;
  padding: 7px 0;
  letter-spacing: 0.1em;
}
.topic em {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: rgba(20, 48, 110, 0.92);
  color: rgba(255, 255, 255, 0.75);
  font-style: normal;
  font-size: 11px;
  text-align: center;
  padding: 4px 0;
}

/* ---------- 联系 ---------- */
.contact { background: var(--blue); color: #fff; padding: 34px 0; }
.contact-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.contact h3 { font-family: var(--serif); font-size: 24px; letter-spacing: 0.1em; margin-bottom: 6px; }
.contact p { font-size: 13px; color: rgba(255, 255, 255, 0.75); }
.contact-btn { border: 1px solid rgba(255, 255, 255, 0.6); padding: 12px 30px; font-size: 14px; white-space: nowrap; transition: all 0.25s; }
.contact-btn:hover { background: #fff; color: var(--blue); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .main-grid { grid-template-columns: 1fr; }
  .main-right { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .entry-cards { grid-column: 1 / -1; }
  .side-banner { grid-column: 1 / -1; }
  .about-inner { grid-template-columns: 1fr; gap: 14px; }
  .links-grid { grid-template-columns: repeat(3, 1fr); }
  .topic-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
  .topbar-inner { height: auto; padding: 6px 0; flex-direction: column; gap: 2px; }
  .topbar-links { flex-wrap: wrap; justify-content: center; gap: 4px; }
  .header-inner { min-height: 88px; gap: 12px; }
  .brand-mark { width: 50px; height: 50px; }
  .brand-name b { font-size: 19px; letter-spacing: 0.04em; }
  .brand-name i { font-size: 8px; letter-spacing: 0.06em; }
  .header-contact { display: none; }

  .nav-inner { height: auto; flex-wrap: wrap; padding: 0; }
  .nav-inner > a { display: none; }
  .nav-inner.is-open > a { display: block; width: 100%; height: 42px; line-height: 42px; border-top: 1px solid rgba(255, 255, 255, 0.12); }
  .nav-search { order: -1; margin: 8px 12px; flex: 1; }
  .nav-toggle { display: block; margin-left: auto; order: -1; }

  .carousel { height: 260px; }
  .slide-caption h2 { font-size: 16px; padding: 8px 12px; }
  .slide-caption p { font-size: 10px; }
  .carousel-dots { right: 16px; bottom: 12px; }

  .about-inner { padding: 22px 20px; }
  .panel-head { height: 40px; }
  .tab { font-size: 13px; padding: 0 14px; }
  .feature { grid-template-columns: 1fr; }
  .feature-img img { height: 180px; }
  .cap-list, .scene-cards { grid-template-columns: 1fr; }

  .main-right { grid-template-columns: 1fr; }
  .links-grid { grid-template-columns: repeat(2, 1fr); }
  .topic-grid { grid-template-columns: 1fr; }
  .contact-inner { flex-direction: column; align-items: flex-start; }
  .footer-inner { grid-template-columns: 1fr; gap: 18px; }
  .footer-bottom { flex-direction: column; gap: 6px; }
}