/* ============================================================
   北京中汇医智科技有限公司 官网样式  v2
   风格参考 Pfizer：白底、近黑标题、深灰正文、克制的蓝
   主色: #0064C1 / 深夜蓝: #000067 / 浅蓝底: #E8F2FF
   ============================================================ */

:root {
  --primary: #0064C1;
  --primary-dark: #004E97;
  --pfizer-blue: #0000C9;
  --navy: #000067;
  --ink: #0A0A0A;
  --text: #383838;
  --text-light: #6F6F6F;
  --accent: #E8F2FF;
  --accent-2: #F7FAFD;
  --line: #E3E9F0;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(2, 32, 71, .05);
  --shadow-md: 0 8px 30px rgba(2, 32, 71, .08);
  --shadow-lg: 0 16px 48px rgba(2, 32, 71, .12);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 顶部信息条 ---------- */
.topbar {
  background: var(--accent-2);
  color: var(--text-light);
  font-size: 13px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.topbar a { color: var(--text-light); transition: color .2s; }
.topbar a:hover { color: var(--primary); }
.topbar-right { display: flex; gap: 22px; }
.topbar-right .tel { font-weight: 600; letter-spacing: .3px; color: var(--primary); }

/* ---------- 主导航 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header .container {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 76px;
}

.nav { display: flex; gap: 6px; align-items: center; }
.nav a {
  position: relative;
  padding: 26px 20px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  transition: color .2s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 20px; right: 20px; bottom: 16px;
  height: 3px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s ease;
}
.nav a:hover { color: var(--primary); }
.nav a:hover::after,
.nav a.active::after { transform: scaleX(1); }
.nav a.active { color: var(--primary); }

.nav-cta {
  margin-left: 12px;
  padding: 8px 18px !important;
  background: var(--primary);
  color: #fff !important;
  border-radius: 999px;
  font-size: 14px !important;
  transition: background .2s, box-shadow .2s !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--primary-dark); box-shadow: 0 6px 18px rgba(0, 100, 193, .3); }

/* 移动端菜单按钮 */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: .3s;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero 主视觉（浅色·干净风） ---------- */
.hero {
  position: relative;
  min-height: 620px;
  padding: 110px 0;
  color: var(--text);
  overflow: hidden;
  background: #E9F2FA;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center right;
  transform: scale(1.04);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg,
    rgba(206, 224, 243, .85) 0%,
    rgba(222, 236, 249, .6) 38%,
    rgba(255, 255, 255, .15) 62%,
    rgba(255, 255, 255, 0) 78%);
  z-index: 1;
}
.hero .container { position: relative; z-index: 2; }
.hero-tag {
  display: inline-block;
  padding: 7px 18px;
  border: 1px solid rgba(0, 100, 193, .28);
  border-radius: 999px;
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 26px;
  background: rgba(232, 242, 255, .7);
  color: var(--primary);
  font-weight: 600;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.28;
  font-weight: 700;
  max-width: 720px;
  letter-spacing: 1px;
  color: var(--ink);
}
.hero h1 em {
  font-style: normal;
  color: var(--primary);
}
.hero p {
  margin: 22px 0 38px;
  max-width: 560px;
  font-size: clamp(15px, 1.6vw, 18px);
  color: #4A4A4A;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform .2s, box-shadow .2s, background .2s, border-color .2s;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 24px rgba(0, 100, 193, .28);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid rgba(0, 100, 193, .5);
}
.btn-outline:hover { background: var(--accent); border-color: var(--primary); transform: translateY(-2px); }

/* ---------- 通用区块 ---------- */
.section { padding: 96px 0; }
.section-tint { background: var(--accent-2); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-kicker {
  display: inline-block;
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 1px;
}
.section-head .divider {
  width: 46px; height: 4px;
  background: linear-gradient(90deg, var(--primary), #35B6FF);
  border-radius: 2px;
  margin: 18px auto 0;
}
.section-head p { margin-top: 18px; color: var(--text-light); font-size: 16px; }

/* ---------- 业务卡片 ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s, border-color .3s;
  display: flex;
  flex-direction: column;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card-img { position: relative; height: 190px; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.card:hover .card-img img { transform: scale(1.07); }
.card-img::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 103, .30));
}
.card-body { padding: 28px 28px 32px; flex: 1; display: flex; flex-direction: column; }
.card-icon {
  width: 52px; height: 52px;
  margin-top: -54px;
  margin-bottom: 18px;
  position: relative;
  z-index: 2;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  color: var(--primary);
}
.card h3 { font-size: 20px; color: var(--ink); margin-bottom: 12px; }
.card p { color: var(--text-light); font-size: 15px; flex: 1; }
.card-link {
  margin-top: 18px;
  color: var(--primary);
  font-weight: 600;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .2s;
}
.card-link:hover { gap: 12px; }

/* ---------- 关于预览（首页） ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.split-media { position: relative; }
.split-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.split-media::before {
  content: "";
  position: absolute;
  top: -22px; left: -22px;
  width: 130px; height: 130px;
  border-radius: var(--radius);
  background: var(--accent);
  z-index: -1;
}
.split h2 {
  font-size: clamp(26px, 3vw, 36px);
  color: var(--ink);
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.split p { color: var(--text-light); margin-bottom: 16px; }
.feature-list { margin: 26px 0 34px; display: grid; gap: 14px; }
.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text);
  font-size: 15.5px;
}
.feature-list svg { flex: none; margin-top: 4px; color: var(--primary); }

/* ---------- 新闻卡片（首页） ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.news-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.news-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.news-date {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 64px;
  padding: 10px 0;
  background: var(--accent);
  color: var(--primary);
  border-radius: 12px;
  line-height: 1.2;
  flex: none;
}
.news-date .d { font-size: 24px; font-weight: 800; }
.news-date .m { font-size: 12px; }
.news-body { padding: 26px; display: flex; gap: 18px; }
.news-text h3 {
  font-size: 17.5px;
  color: var(--ink);
  margin-bottom: 8px;
  transition: color .2s;
}
.news-card:hover .news-text h3 { color: var(--primary); }
.news-text p { font-size: 14px; color: var(--text-light); }

/* ---------- CTA 横幅（浅蓝·干净） ---------- */
.cta {
  position: relative;
  padding: 88px 0;
  color: var(--text);
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 20%, rgba(0, 100, 193, .06), transparent 42%),
    radial-gradient(circle at 88% 80%, rgba(0, 100, 193, .07), transparent 45%),
    linear-gradient(120deg, var(--accent), var(--accent-2));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cta::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0, 100, 193, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 100, 193, .05) 1px, transparent 1px);
  background-size: 56px 56px;
}
.cta .container { position: relative; }
.cta h2 { font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 14px; letter-spacing: 1px; color: var(--ink); }
.cta p { color: var(--text-light); margin-bottom: 34px; font-size: 16.5px; }

/* ---------- 页脚（浅色·辉瑞式） ---------- */
.footer {
  background: var(--accent-2);
  color: var(--text-light);
  padding: 72px 0 0;
  font-size: 14.5px;
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 52px;
}
.footer-brand img.keep-color { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 6px 10px; height: 56px; margin-bottom: 20px; }
.footer-brand p { max-width: 320px; line-height: 1.9; }
.footer h4 {
  color: var(--ink);
  font-size: 16.5px;
  margin-bottom: 22px;
  letter-spacing: 1px;
}
.footer-col ul { display: grid; gap: 12px; }
.footer-col a { transition: color .2s, padding-left .2s; color: var(--text); }
.footer-col a:hover { color: var(--primary); padding-left: 6px; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 14px; }
.footer-contact svg { flex: none; margin-top: 4px; color: var(--primary); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  text-align: center;
  font-size: 13.5px;
  color: #93A5B9;
}
.footer-bottom a { color: var(--text-light); }
.footer-bottom a:hover { color: var(--primary); }

/* ---------- 内页横幅（浅色遮罩） ---------- */
.page-hero {
  position: relative;
  padding: 130px 0 90px;
  color: var(--text);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg,
    rgba(255, 255, 255, .96) 0%,
    rgba(255, 255, 255, .90) 45%,
    rgba(255, 255, 255, .62) 100%);
}
.page-hero .container { position: relative; }
.page-hero h1 { font-size: clamp(30px, 4vw, 44px); letter-spacing: 2px; color: var(--ink); }
.breadcrumb {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-light);
}
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }

/* ---------- 关于我们页 ---------- */
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
}
.value-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.value-icon {
  width: 68px; height: 68px;
  margin: 0 auto 22px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent), #D6E9FC);
  color: var(--primary);
  display: flex; align-items: center; justify-content: center;
}
.value-card h3 { color: var(--ink); font-size: 19px; margin-bottom: 12px; }
.value-card p { color: var(--text-light); font-size: 14.5px; }

.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 36px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
.timeline-item { position: relative; padding-bottom: 42px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -36px; top: 6px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--primary);
  box-shadow: 0 0 0 5px rgba(0, 100, 193, .12);
}
.timeline-item .year {
  display: inline-block;
  font-weight: 800;
  color: var(--primary);
  font-size: 18px;
  margin-bottom: 6px;
  letter-spacing: 1px;
}
.timeline-item h3 { color: var(--ink); font-size: 17.5px; margin-bottom: 6px; }
.timeline-item p { color: var(--text-light); font-size: 15px; }

/* ---------- 解决方案页 ---------- */
.solution-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
}
.solution-row:last-child { margin-bottom: 0; }
.solution-row.reverse .solution-media { order: 2; }
.solution-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.solution-text .tag {
  display: inline-block;
  padding: 5px 16px;
  background: var(--accent);
  color: var(--primary);
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.solution-text h2 { font-size: clamp(24px, 2.8vw, 32px); color: var(--ink); margin-bottom: 16px; }
.solution-text p { color: var(--text-light); margin-bottom: 14px; }
.solution-points { margin-top: 20px; display: grid; gap: 12px; }
.solution-points li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 15px; color: var(--text);
}
.solution-points svg { flex: none; margin-top: 5px; color: var(--primary); }

/* ---------- 新闻页 ---------- */
.news-list { display: grid; gap: 24px; max-width: 900px; margin: 0 auto; }
.news-row {
  display: flex;
  gap: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.news-row:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.news-row .news-date { width: 76px; padding: 14px 0; }
.news-row .news-date .d { font-size: 30px; }
.news-row h3 { color: var(--ink); font-size: 19px; margin-bottom: 8px; transition: color .2s; }
.news-row:hover h3 { color: var(--primary); }
.news-row p { color: var(--text-light); font-size: 14.5px; }
.news-row .meta { margin-top: 12px; font-size: 13px; color: #93A5B9; }
.news-badge {
  display: inline-block;
  padding: 2px 10px;
  margin-left: 8px;
  background: var(--accent);
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  vertical-align: 2px;
}

/* ---------- 联系我们页 ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}
.contact-info-card {
  background: linear-gradient(150deg, var(--accent), var(--accent-2));
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
}
.contact-info-card h3 { font-size: 22px; margin-bottom: 10px; color: var(--ink); }
.contact-info-card > p { color: var(--text-light); font-size: 15px; margin-bottom: 32px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 26px; align-items: flex-start; }
.contact-item .ci-icon {
  flex: none;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
}
.contact-item h4 { font-size: 15px; color: var(--text-light); margin-bottom: 3px; font-weight: 500; }
.contact-item div p, .contact-item div a { font-size: 16px; color: var(--ink); }
.contact-item div a:hover { color: var(--primary); }

.contact-form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  box-shadow: var(--shadow-md);
}
.contact-form h3 { font-size: 22px; color: var(--ink); margin-bottom: 26px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 8px;
  font-weight: 600;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid #DCE6F2;
  border-radius: 10px;
  font-size: 15px;
  font-family: var(--font);
  color: var(--text);
  background: #FBFDFF;
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(0, 100, 193, .1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-tip { font-size: 13px; color: #93A5B9; margin-top: 14px; }
.form-success {
  display: none;
  margin-top: 16px;
  padding: 13px 16px;
  background: #E8F7EE;
  color: #1E8A4C;
  border-radius: 10px;
  font-size: 14.5px;
}

/* ---------- 滚动显现动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 26px; bottom: 26px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity .3s, transform .3s, background .2s;
  z-index: 900;
}
.back-top.show { opacity: 1; pointer-events: auto; transform: none; }
.back-top:hover { background: var(--primary-dark); }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .split, .solution-row, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .solution-row.reverse .solution-media { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 68px 0; }
  .topbar-right span.hide-sm { display: none; }
  .menu-toggle { display: flex; }
  .header .container { justify-content: space-between; }
  .nav {
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    padding: 12px 24px 24px;
    gap: 0;
    box-shadow: var(--shadow-lg);
    transform: translateY(-130%);
    transition: transform .35s ease;
    z-index: 999;
    border-bottom: 1px solid var(--line);
  }
  .nav.open { transform: none; }
  .nav a { padding: 15px 4px; border-bottom: 1px solid #F0F4FA; }
  .nav a::after { display: none; }
  .nav-cta { margin: 14px 0 0; text-align: center; justify-content: center; }
  .hero { min-height: 540px; }
  .hero::before {
    background: linear-gradient(180deg,
      rgba(233, 242, 250, .96) 0%,
      rgba(235, 244, 251, .88) 55%,
      rgba(235, 244, 251, .55) 100%);
  }
  .form-row { grid-template-columns: 1fr; }
  .news-row { flex-direction: column; gap: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .contact-form, .contact-info-card { padding: 32px 26px; }
}

/* 解决方案模块标签 */
.solution-modules { margin-top: 18px; }
.sm-title { display: block; font-size: 13px; font-weight: 700; color: var(--ink); letter-spacing: .04em; margin-bottom: 10px; }
.sm-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sm-tags span { padding: 5px 12px; background: var(--accent); color: var(--primary); border-radius: 999px; font-size: 13px; font-weight: 500; }
.solution-meta { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 13px; color: var(--text-light); }
.solution-meta .sm-label { display: inline-block; font-weight: 700; color: var(--ink); margin-right: 6px; }

/* 新闻详情页 */
.container-narrow { max-width: 820px; }
.news-row h3 a { color: var(--ink); text-decoration: none; }
.news-row h3 a:hover { color: var(--primary); }
.nd-meta { font-size: 14px; color: var(--text-light); margin-bottom: 12px; }
.news-detail h1 { font-size: 30px; line-height: 1.45; color: var(--ink); margin-bottom: 24px; }
.nd-body p { font-size: 16px; line-height: 1.9; color: var(--text); margin-bottom: 18px; }
.nd-back { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--line); }
@media (max-width: 640px) { .news-detail h1 { font-size: 22px; } }

/* 首页平台实力 */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.cap-card { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; transition: border-color .3s, transform .3s, box-shadow .3s; }
.cap-card:hover { border-color: transparent; transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0, 40, 90, .10); }
.cap-num { display: inline-block; padding: 4px 14px; background: var(--accent); color: var(--primary); border-radius: 999px; font-size: 14px; font-weight: 700; margin-bottom: 14px; }
.cap-card h3 { font-size: 18px; color: var(--ink); margin-bottom: 10px; }
.cap-card p { font-size: 14px; line-height: 1.8; color: var(--text-light); }
@media (max-width: 960px) { .cap-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cap-grid { grid-template-columns: 1fr; } }

/* 首页核心业务分组 */
.biz-group { margin-top: 34px; }
.biz-group:first-of-type { margin-top: 10px; }
.biz-cat { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.biz-cat::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.biz-cat-tag { display: inline-block; padding: 6px 20px; background: var(--white); border: 1px solid var(--line); border-left: 3px solid var(--primary); color: var(--ink); font-size: 16px; font-weight: 700; border-radius: 4px; letter-spacing: .06em; }
.biz-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.biz-cards.two { grid-template-columns: repeat(2, 1fr); }
.biz-card { background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 26px 26px 22px; transition: border-color .3s, transform .3s, box-shadow .3s; }
.biz-card:hover { border-color: transparent; transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0, 40, 90, .10); }
.biz-icon { width: 52px; height: 52px; border-radius: 12px; background: var(--accent); color: var(--primary); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.biz-card h3 { font-size: 17px; color: var(--ink); margin-bottom: 10px; line-height: 1.5; }
.biz-card p { font-size: 14px; line-height: 1.8; color: var(--text-light); margin-bottom: 14px; }

/* 平台实力横幅条 */
.strip { background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 40px 36px 36px; margin-bottom: 26px; }
.strip:last-child { margin-bottom: 0; }
.strip-title { text-align: center; font-size: 21px; color: var(--navy); letter-spacing: .04em; margin-bottom: 34px; }
.strip-dot { color: var(--primary); font-size: 14px; vertical-align: 3px; margin: 0 8px; }
.flow-row { display: flex; gap: 14px; }
.flow-arrow { flex: 1; background: linear-gradient(135deg, #EDF5FF 0%, #D3E5F8 100%); color: var(--navy); font-size: 16px; font-weight: 700; letter-spacing: .1em; display: flex; align-items: center; justify-content: center; padding: 30px 10px; clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 50%, calc(100% - 24px) 100%, 0 100%, 24px 50%); }
.flow-arrow:first-child { clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 50%, calc(100% - 24px) 100%, 0 100%); border-radius: 6px 0 0 6px; }
.flow-arrow span { padding-left: 14px; }
.ico-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ico-item { display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.ico-badge { width: 78px; height: 78px; border-radius: 50%; background: radial-gradient(circle at 32% 28%, #F2F8FF 0%, #DCEAFB 60%, #CBDEF6 100%); border: 1px solid #D4E4F5; color: var(--primary); display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 18px rgba(0, 70, 150, .10); }
.ico-item span { font-size: 15px; font-weight: 600; color: var(--ink); }
@media (max-width: 900px) {
  .biz-cards, .biz-cards.two { grid-template-columns: 1fr 1fr; }
  .flow-row { flex-wrap: wrap; }
  .flow-arrow { flex: 1 1 45%; clip-path: none; border-radius: 8px; }
  .ico-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .biz-cards, .biz-cards.two { grid-template-columns: 1fr; }
  .ico-row { grid-template-columns: 1fr; }
}

/* 经营范围两行对称（3列×2行） */
.scope-grid { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .scope-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .scope-grid { grid-template-columns: 1fr; } }

/* 联系页：移除表单后单列居中 */
.contact-grid.single { grid-template-columns: 1fr; max-width: 780px; }

/* 核心业务：弱化分类标签，突出产品名称 */
.biz-cat-tag { font-size: 13px; font-weight: 600; color: var(--text-light); background: transparent; border: none; border-left: 3px solid var(--primary); padding: 2px 0 2px 10px; letter-spacing: .12em; }
.biz-card h3 { font-size: 19px; font-weight: 700; }