/* 常州市中西医结合学会官网样式 */
:root {
  --primary: #1b7a99;      /* 会标青蓝 */
  --primary-dark: #12586f;
  --primary-light: #e8f3f7;
  --accent: #c0272d;       /* 会标红 */
  --text: #2b3440;
  --muted: #6b7684;
  --bg: #f6f9fa;
  --card: #ffffff;
  --border: #e2e9ec;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ===== 顶部 ===== */
.topbar {
  background: var(--primary-dark);
  color: rgba(255,255,255,.75);
  font-size: 12px;
  padding: 5px 0;
}
.topbar .container { display: flex; justify-content: space-between; }
.header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 1px 6px rgba(18,88,111,.08);
}
.header .container { display: flex; align-items: center; gap: 16px; padding-top: 12px; padding-bottom: 12px; }
.logo { width: 58px; height: 58px; border-radius: 50%; }
.site-name { line-height: 1.3; }
.site-name .cn { font-size: 22px; font-weight: 700; color: var(--primary-dark); letter-spacing: 1px; }
.site-name .en { font-size: 11px; color: var(--muted); letter-spacing: .4px; }
.nav { margin-left: auto; display: flex; flex-wrap: wrap; gap: 2px; }
.nav a {
  padding: 8px 14px; border-radius: 6px; color: var(--text); font-size: 15px;
}
.nav a:hover { background: var(--primary-light); color: var(--primary-dark); }
.nav a.active { background: var(--primary); color: #fff; }

/* ===== 首页横幅 ===== */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 70%, #2a93b5 100%);
  color: #fff; padding: 64px 0 56px;
}
.hero .container { display: flex; align-items: center; gap: 40px; }
.hero-logo { width: 170px; height: 170px; border-radius: 50%; background: #fff; padding: 8px; flex-shrink: 0; }
.hero h1 { font-size: 34px; letter-spacing: 2px; margin-bottom: 6px; }
.hero .sub { font-size: 15px; opacity: .85; margin-bottom: 18px; }
.hero p.desc { font-size: 15px; opacity: .92; max-width: 640px; }
.hero .btns { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 10px 26px; border-radius: 24px; font-size: 15px;
  transition: .2s;
}
.btn-red { background: var(--accent); color: #fff; }
.btn-red:hover { background: #a01f24; color: #fff; }
.btn-ghost { border: 1px solid rgba(255,255,255,.6); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.12); color: #fff; }

/* ===== 数据条 ===== */
.stats { background: #fff; border-bottom: 1px solid var(--border); }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; padding: 26px 20px; }
.stat b { font-size: 30px; color: var(--primary); display: block; line-height: 1.2; }
.stat span { font-size: 13px; color: var(--muted); }

/* ===== 区块 ===== */
.section { padding: 48px 0; }
.section-title { text-align: center; margin-bottom: 30px; }
.section-title h2 { font-size: 26px; color: var(--primary-dark); letter-spacing: 1px; }
.section-title .line { width: 46px; height: 3px; background: var(--accent); margin: 10px auto 0; border-radius: 2px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 26px 22px; transition: .2s;
}
.card:hover { box-shadow: 0 6px 18px rgba(18,88,111,.12); transform: translateY(-2px); }
.card .ico { font-size: 30px; margin-bottom: 10px; }
.card h3 { font-size: 17px; color: var(--primary-dark); margin-bottom: 8px; }
.card p { font-size: 14px; color: var(--muted); }

/* 公告列表 */
.news-list { background: #fff; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.news-item {
  display: flex; align-items: center; gap: 18px; padding: 16px 22px;
  border-bottom: 1px solid var(--border);
}
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: var(--primary-light); }
.news-date {
  flex-shrink: 0; text-align: center; background: var(--primary-light);
  border-radius: 8px; padding: 6px 12px; color: var(--primary-dark);
}
.news-date b { display: block; font-size: 20px; line-height: 1.2; }
.news-date span { font-size: 12px; }
.news-item .t { font-size: 15px; color: var(--text); }
.news-item .tag {
  margin-left: auto; flex-shrink: 0; font-size: 12px; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 10px; padding: 1px 10px;
}
.empty-tip { padding: 30px; text-align: center; color: var(--muted); font-size: 14px; }

/* ===== 内页 ===== */
.page-head {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff; padding: 38px 0;
}
.page-head h1 { font-size: 26px; letter-spacing: 2px; }
.page-head p { font-size: 13px; opacity: .8; margin-top: 4px; }
.breadcrumb { font-size: 13px; color: var(--muted); padding: 14px 0 0; }
.breadcrumb a { color: var(--muted); }

.panel { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 34px 38px; margin: 18px 0 48px; }

/* 简介页 */
.intro-text p { margin-bottom: 14px; text-indent: 2em; font-size: 15.5px; }
.info-table { width: 100%; border-collapse: collapse; margin-top: 10px; }
.info-table th, .info-table td { border: 1px solid var(--border); padding: 10px 14px; font-size: 14.5px; text-align: left; }
.info-table th { background: var(--primary-light); color: var(--primary-dark); width: 130px; white-space: nowrap; }

/* 章程 */
.zc-note { background: #fffbe8; border: 1px solid #e6c34a; border-radius: 8px; padding: 12px 16px; font-size: 13.5px; color: #8a6d00; margin-bottom: 24px; }
.zc-title { text-align: center; font-size: 24px; color: var(--primary-dark); margin-bottom: 24px; letter-spacing: 2px; }
.zc-chapter {
  font-size: 19px; color: #fff; background: var(--primary); display: inline-block;
  padding: 5px 22px; border-radius: 20px; margin: 28px 0 14px;
}
.zc-section-title { font-size: 16px; color: var(--primary-dark); font-weight: 700; margin: 20px 0 10px; }
.zc-body p { margin-bottom: 10px; font-size: 15px; text-align: justify; }
.zc-body p.item { padding-left: 2em; }
.zc-body p.subitem { padding-left: 3.5em; }

/* 专委会 */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 12px; }
.tag-cloud .tg {
  background: var(--primary-light); color: var(--primary-dark);
  border-radius: 20px; padding: 8px 22px; font-size: 15px;
}
.tip-box {
  background: var(--primary-light); border-left: 4px solid var(--primary);
  border-radius: 6px; padding: 14px 18px; font-size: 14px; color: var(--primary-dark);
  margin-bottom: 24px;
}

/* 联系页 */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.contact-card { background: var(--primary-light); border-radius: 10px; padding: 26px; text-align: center; }
.contact-card .ico { font-size: 30px; }
.contact-card h3 { color: var(--primary-dark); margin: 8px 0 4px; font-size: 16px; }
.contact-card p { font-size: 15px; color: var(--text); }

/* 专委会名录 */
.ct-title {
  font-size: 17px; color: var(--primary-dark); margin: 26px 0 14px;
  padding-left: 12px; border-left: 4px solid var(--accent);
}
.ct-title:first-of-type { margin-top: 4px; }
.ct-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.ct-card {
  background: var(--primary-light); border-radius: 8px; padding: 12px 16px;
  font-size: 15px; color: var(--text); display: flex; align-items: center; gap: 10px;
}
.ct-card:hover { background: var(--primary); color: #fff; }
.ct-no { font-size: 12px; color: var(--primary); font-weight: 700; }
.ct-card:hover .ct-no { color: rgba(255,255,255,.85); }

/* ===== 页脚 ===== */
.footer { background: #1d3d4a; color: rgba(255,255,255,.75); padding: 34px 0 20px; margin-top: auto; }
.footer .cols { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; margin-bottom: 22px; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 10px; }
.footer p, .footer a { font-size: 13px; color: rgba(255,255,255,.72); }
.footer a:hover { color: #fff; }
.footer .beian { border-top: 1px solid rgba(255,255,255,.15); padding-top: 14px; text-align: center; font-size: 12.5px; }
.footer .beian a { color: rgba(255,255,255,.72); }

html, body { min-height: 100%; }
body { display: flex; flex-direction: column; }
main { flex: 1; }

/* ===== 响应式 ===== */
@media (max-width: 860px) {
  .hero .container { flex-direction: column; text-align: center; }
  .hero p.desc { max-width: 100%; }
  .hero .btns { justify-content: center; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .cards { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .ct-grid { grid-template-columns: 1fr; }
  .header .container { flex-wrap: wrap; }
  .nav { margin-left: 0; width: 100%; }
  .nav a { padding: 6px 10px; font-size: 14px; }
  .panel { padding: 24px 18px; }
}