/* ========== 合作伙伴页专用样式（取自 ck.css） ========== */
.product-h2 {
  color: #0056b3;
  margin-top: 64px;
  margin-bottom: 32px;
  line-height: 2;
  font-size: 24px;
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 10px;
}
.product-h2:first-of-type { margin-top: 0; }
.client-section { margin: 48px 0 0; }
.client-section:first-child { margin-top: 0; }
.client-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(242px, 1fr)); gap: 20px; }
.client-card { background: #fff; border: 1px solid #e8ecf1; border-radius: 8px; overflow: hidden; transition: transform .3s, box-shadow .3s; cursor: default; }
.client-card:hover { transform: translateY(-10px); box-shadow: 0 10px 20px rgba(0,0,0,.3); }
.client-card-img { display: block; width: 242px; height: 150px; margin: 0 auto; overflow: hidden; background: #f8fafc; }
.client-card-img img { width: 100%; height: 100%; object-fit: contain; display: block; }
.client-section h2 .h2-sub { font-size: 13px; font-weight: 400; color: #999; margin-left: 8px; letter-spacing: 0; text-transform: none; }
.client-section-desc { font-size: 13px; color: #999; margin: -24px 0 20px; line-height: 1.6; }
.client-card-text { padding: 10px 12px 14px; text-align: center; overflow: hidden; white-space: nowrap; min-height: 24px; }
.client-card-line { display: inline-block; white-space: nowrap; }
.client-card-name, .client-card-desc { display: inline; font-size: 14px; font-weight: 600; line-height: 1.6; }
.client-card-name { color: #1a1a2e; }
.client-card-desc { color: #0056b3; margin-left: 6px; width: 0; opacity: 0; overflow: hidden; transition: none; }
.client-card:hover .client-card-line { animation: partner-slide 5s linear infinite; }
.client-card:hover .client-card-desc { width: auto; opacity: 1; transition: width .01s .2s, opacity .2s; }
@keyframes partner-slide { 0% { transform: translateX(80px); } 100% { transform: translateX(calc(-100% - 40px)); } }
.client-card-placeholder { border: 2px dashed #0056b3; background: #f0f4ff; }
.client-card-placeholder .client-card-img { opacity: .7; }
.client-card-placeholder .client-card-name { color: #0056b3; }
.client-card-placeholder .client-card-desc { color: #0056b3; font-weight: 500; }
.about-hero { position: relative; max-width: 1200px; margin: 20px auto 48px; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 16px rgba(0,0,0,.1); }
.about-hero img { width: 100%; height: auto; display: block; }
@media (max-width: 900px) {
  .client-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
  .client-card-img { width: 180px; height: 112px; }
  .client-card-name, .client-card-desc { font-size: 12px; }
  .client-section h2 .h2-sub { font-size: 11px; margin-left: 4px; }
  .client-section-desc { font-size: 12px; margin: -20px 0 16px; }
}
@media (max-width: 480px) {
  .client-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
  .client-card-img { width: 140px; height: 87px; }
  .client-card-text { padding: 8px 8px 10px; }
  .client-card-name, .client-card-desc { font-size: 12px; }
  .client-section h2 .h2-sub { font-size: 10px; }
  .client-section-desc { font-size: 11px; margin: -16px 0 12px; }
}

/* ========== 公司简介页专用样式 ========== */
.about-title{text-align:center;margin:0 0 30px}
.about-title-cn{display:block;font-size:34px;font-weight:800;color:#003d80;line-height:1.3}
.about-title-en{display:block;font-size:14px;color:#999;letter-spacing:4px;margin-top:8px;text-transform:uppercase}
.about-cards{display:flex;gap:20px;flex-wrap:wrap;margin:0 0 6px}
.about-card{flex:1 1 30%;min-width:260px;background:#fff;border:1px solid #dde3ec;border-top:3px solid #FF6B00;border-radius:10px;padding:24px;box-sizing:border-box;transition:box-shadow .2s,transform .2s,border-top-color .2s}
.about-card:hover{border-top-color:#003d80;box-shadow:0 8px 24px rgba(0,86,179,.12);transform:translateY(-3px)}
.about-card h3{margin:0 0 10px;font-size:18px;font-weight:700;color:#003d80}
.about-card p{margin:0;font-size:14px;line-height:1.9;color:#5a6b7d}
.about-timeline{position:relative;margin:30px 0 10px}
.about-timeline::before{content:'';position:absolute;left:50%;top:4px;bottom:4px;width:2px;background:#e0e6ef;transform:translateX(-50%)}
.tl-item{position:relative;width:50%;margin-bottom:30px;padding:0 44px;box-sizing:border-box}
.tl-item:last-child{margin-bottom:0}
.tl-item:nth-child(odd){text-align:right}
.tl-item:nth-child(even){margin-left:50%;text-align:left}
.tl-dot{position:absolute;top:2px;width:40px;height:40px;border-radius:50%;background:#0056b3;color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px rgba(0,86,179,.25);z-index:1}
.tl-item:nth-child(odd) .tl-dot{right:0;transform:translateX(50%)}
.tl-item:nth-child(even) .tl-dot{left:0;transform:translateX(-50%)}
.tl-year{font-size:17px;font-weight:700;color:#003d80;margin-bottom:4px}
.tl-text{font-size:14px;line-height:1.8;color:#5a6b7d;margin:0}
.about-hero{margin:24px 0 0}
.about-hero-title{font-size:24px;font-weight:800;color:#003d80;text-align:center;margin:0 0 18px}
.about-hero-media{position:relative;border-radius:12px;overflow:hidden}
.about-hero-media img{width:100%;display:block;height:auto}
.about-hero-text{position:absolute;top:10%;left:50%;transform:translateX(-50%);width:92%;max-width:760px;font-size:15px;line-height:1.9;font-weight:700;color:#111;text-align:center;margin:0}
@media(max-width:768px){.about-card{flex:1 1 100%}.about-timeline::before{left:19px;transform:none}.tl-item,.tl-item:nth-child(even),.tl-item:nth-child(odd){width:100%;margin-left:0;text-align:left;padding:0 0 0 56px}.tl-item .tl-dot{left:0;right:auto;transform:none}.about-hero-text{font-size:13px;line-height:1.7}}

/* ============================================================
   全站公共头部（top.html）样式 — 主色 #0056b3
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --blue:    #0056b3;
  --blue-d:  #004494;
  --blue-l:  #e8f1fc;
  --blue-ink:#003d80;
  --orange:  #FF6B00;
  --orange-d:#e55e00;
  --dark:    #0b2f5f;
  --text:    #2d2d2d;
  --muted:   #5a6b7d;
  --border:  #0056b3;
  --bg:      #f5f8fd;
  --white:   #ffffff;
  --font:    'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  --radius:  6px;
  --shadow:  0 2px 12px rgba(0,86,179,.12);
  --shadow-l:0 1px 4px rgba(0,86,179,.08);
  --max:     1200px;
}
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: visible;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--blue-ink); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: 80%; max-width: 1800px; margin: 0 auto; padding: 0 24px; }

/* ---------- 按钮（头部联系方式按钮） ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .72rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: all .18s ease;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--blue); color: var(--white); border-color: var(--blue); }
.btn-primary:hover { background: var(--blue-d); border-color: var(--blue-d); text-decoration: none; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--white);
  box-shadow: var(--shadow-l);
}
.site-header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, #0056b3, transparent);
  pointer-events: none;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  gap: 1.5rem;
  position: relative;
}
.nav-logo { display: inline-flex; align-items: center; text-decoration: none; flex-shrink: 0; line-height: 0; }
.nav-logo:hover { text-decoration: none; }
.nav-logo img { display: block; width: auto; height: 40px; }
.nav-main { display: flex; align-items: center; gap: .1rem; list-style: none; padding: 0; margin: 0 auto; flex: 1; justify-content: center; }
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: .3rem;
  padding: .5rem .75rem;
  font-size: .92rem; font-weight: 500; color: var(--text);
  border-radius: var(--radius);
  transition: background .15s; cursor: pointer; white-space: nowrap;
}
.nav-link:hover { background: var(--bg); text-decoration: none; }
.nav-link.active { color: var(--blue-ink); }
.nav-chevron { width: 11px; height: 11px; transition: transform .2s; }
.nav-item:hover .nav-chevron { transform: rotate(180deg); }
.nav-dropdown {
  display: none;
  position: absolute; top: calc(100% + 2px); left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0,56,125,.14);
  min-width: 220px; padding: .5rem; z-index: 100;
}
.nav-item:hover .nav-dropdown { display: block; }
.nav-item:focus-within .nav-dropdown { display: block; }
.nav-dropdown a { display: block; padding: .55rem .9rem; font-size: .88rem; color: var(--text); border-radius: 4px; }
.nav-dropdown a:hover { background: var(--bg); color: var(--blue-ink); text-decoration: none; }
.nav-dropdown-all { margin-top: .35rem; border-top: 1px solid var(--border); padding-top: .55rem !important; color: var(--blue-ink) !important; font-weight: 600 !important; font-size: .82rem !important; }
.nav-dropdown-all:hover { background: var(--blue-l) !important; }
.nav-cta { margin-left: 1rem; }
.nav-item-cta-mobile { display: none; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: .5rem; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: all .2s; }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .container { width: 100%; padding: 0 18px; }
  .nav-main, .nav-cta { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }
  .nav-main.open {
    display: flex;
    flex-direction: column;
    position: absolute; top: 66px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: .9rem 1rem 1rem;
    gap: .25rem;
    box-shadow: var(--shadow);
    max-height: calc(100vh - 66px);
    overflow-y: auto;
    margin: 0;
  }
  .nav-item { width: 100%; }
  .nav-item-cta-mobile { display: block; }
  .nav-link { width: 100%; justify-content: space-between; padding: .8rem .4rem; }
  .nav-dropdown { display: block; position: static; box-shadow: none; border: none; background: var(--bg); margin: .25rem 0 .5rem; min-width: 0; padding: .35rem; }
  .nav-dropdown a { padding: .7rem .8rem; }
}

/* ---- 技术参数网格（>769px 两栏，交替底色） ---- */
.param-grid {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}
.param-grid li {
  padding: 8px 14px;
  margin-bottom: 2px;
  border-radius: 4px;
  break-inside: avoid;
  line-height: 1.7;
}
.param-grid li:nth-child(odd) {
  background: #dbe8ff;
}
.param-grid li:nth-child(even) {
  background: #eef2f7;
}

@media (min-width: 769px) {
  .param-grid {
    column-count: 2;
    column-gap: 24px;
  }
}

/* ---- 响应式：平板 ---- */
@media (max-width: 768px) {
  .article-content, .product-content, .product-desc {
    padding: 16px;
    font-size: 15px;
    line-height: 1.8;
  }
  .article-content h2, .product-content h2, .product-desc h2 {
    font-size: 20px;
    margin: 32px 0 18px;
  }
  .article-content h3, .product-content h3, .product-desc h3 {
    font-size: 17px;
    margin: 24px 0 12px;
  }
  .article-content p, .product-content p, .product-desc p {
    text-indent: 3em;
  }
  .article-content img, .product-content img, .product-desc img {
    margin: 14px auto;
  }
}

/* ---- 响应式：手机 ---- */
@media (max-width: 480px) {
  .article-content, .product-content, .product-desc {
    padding: 12px;
    font-size: 14px;
    line-height: 1.7;
  }
  .article-content h2, .product-content h2, .product-desc h2 {
    font-size: 18px;
    margin: 24px 0 14px;
  }
  .article-content h3, .product-content h3, .product-desc h3 {
    font-size: 15px;
    margin: 20px 0 10px;
  }
  .article-content p, .product-content p, .product-desc p {
    text-indent: 2em;
  }
}



/* ============================================================
   侧边栏（left.html）样式 — 主色 #0056b3
   ============================================================ */
:root {
  --blue:    #0056b3;
  --blue-d:  #004494;
  --blue-l:  #e8f1fc;
  --blue-ink:#003d80;
  --orange:  #FF6B00;
  --dark:    #0b2f5f;
  --text:    #2d2d2d;
  --border:  #dde3ec;
  --bg:      #f5f8fd;
  --white:   #ffffff;
}
.sidebar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.sidebar-block + .sidebar-block { border-top: 1px solid var(--border); }
.sidebar-title {
  margin: 0;
  padding: 7px 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  border-bottom: 1px solid var(--blue-l);
}
.sidebar-title a { color: var(--blue); text-decoration: none; display: block; }
.sidebar-title a:hover { text-decoration: none; opacity: .8; }
.sidebar-list { list-style: none; padding: 0; margin: 0; }
.sidebar-list li { border-bottom: 1px solid #f3f6fa; }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
  padding: 5px 8px 5px 16px;
  font-size: 12px;
  color: var(--text);
  text-decoration: none;
  transition: color .15s, background .15s;
}
.sidebar-list a:hover { color: var(--blue); background: var(--blue-l); }
.sidebar-list .count { color: #999; font-size: 11px; flex-shrink: 0; }
.sidebar-list li.active a { color: var(--blue); font-weight: 700; background: #dbe8ff; border-left: 3px solid var(--blue); }


/* ============================================================
   全站公共页脚（foot.html）样式 — 主色 #0056b3
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --blue:    #0056b3;
  --blue-d:  #004494;
  --blue-l:  #e8f1fc;
  --blue-ink:#003d80;
  --orange:  #FF6B00;
  --orange-d:#e55e00;
  --dark:    #0b2f5f;
  --text:    #2d2d2d;
  --muted:   #5a6b7d;
  --border:  #dde3ec;
  --bg:      #f5f8fd;
  --white:   #ffffff;
  --font:    'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  --radius:  6px;
  --shadow:  0 2px 12px rgba(0,86,179,.12);
  --shadow-l:0 1px 4px rgba(0,86,179,.08);
  --max:     1200px;
}
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: visible;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--blue-ink); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: 80%; max-width: 1800px; margin: 0 auto; padding: 0 24px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--blue); color: rgba(255,255,255,.85); font-size: 14px; }
.site-footer a { color: rgba(255,255,255,.85); text-decoration: none; transition: color .2s; }
.site-footer a:hover { color: var(--white); }
.site-footer .footer-top { padding: 44px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 3fr 1fr 1fr 1fr 1fr auto; gap: 16px; }
.footer-logo { display: inline-block; margin-bottom: .8rem; line-height: 0; }
.footer-logo img { height: 44px; width: auto; }
.footer-left p { margin-bottom: .5rem; font-size: 13px; line-height: 1.7; color: rgba(255,255,255,.82); }
.footer-left .fp { margin-bottom: .5rem; }
.footer-left .fla { display: inline-block; margin-top: .2rem; }
.footer-col h3 { color: var(--white); font-size: .95rem; margin-bottom: 12px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 6px; font-size: 13px; }
.footer-col ul li a::before { content: '\B7'; margin-right: 4px; color: var(--orange); }
.footer-col ul a { color: rgba(255,255,255,.8); }
.footer-qr { text-align: center; }
.footer-qr img { width: 94px; height: 94px; border-radius: 6px; border: 2px solid rgba(255,255,255,.35); display: inline-block; }
.footer-qr p { font-size: 12px; color: rgba(255,255,255,.75); margin-top: 6px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.2); padding: 18px 0 22px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 10px; justify-content: center; align-items: center; font-size: 12px; text-align: center; }
.footer-links .links-label { color: var(--white); font-weight: 600; margin-right: 4px; }
.footer-links a { color: rgba(255,255,255,.85); }
.footer-links a:hover { color: var(--white); }
.footer-links .sep { color: rgba(255,255,255,.45); }
.footer-copy { text-align: center; font-size: 12px; color: rgba(255,255,255,.7); margin-top: 14px; }
.footer-copy a { color: var(--white); text-decoration: underline; }

/* ---------- 返回顶部 ---------- */
#backToTop {
  position: fixed; right: 2rem; bottom: 2rem; z-index: 999;
  width: 44px; height: 52px; cursor: pointer; border: none; background: transparent; padding: 0;
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
#backToTop.show { opacity: 1; visibility: visible; }
#backToTop img { width: 44px; height: 52px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-qr { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .container { width: 100%; padding: 0 18px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-qr { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .container { width: 100%; padding: 0 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { padding: 14px 0 18px; }
}




/* ============================================================
   单页（show_cp / show_news / show_product / page）共用样式
   主色 #0056b3，随页面 80%/1800px，移动端 100%
   含 db.html 咨询引导（CTA）样式
   ============================================================ */
#in_body { overflow: visible; }
.page-container { width: 80%; max-width: 1800px; margin: 0 auto; display: grid; grid-template-columns: 150px 1fr 220px; gap: 20px; padding: 20px 0; align-items: start; }
.sidebar-left { width: 150px; min-width: 0; position: sticky; top: 84px; align-self: start; z-index: 500; }
.sidebar-right { width: 220px; min-width: 0; position: sticky; top: 84px; align-self: start; z-index: 500; }
.main-content { flex: 1; min-width: 0; }
.main-content table { width: 100%; }

/* ---------- 面包屑 ---------- */
.breadcrumb-bar { padding: 8px 15px; border-bottom: 1px solid #e2e8f0; font-size: 12px; color: #333; margin-bottom: 1px; line-height: 1.5; }
.breadcrumb-bar a { color: #333; text-decoration: none; }
.breadcrumb-bar a:hover { color: #0056b3; }

/* ---------- 文章卡（新闻/方案/单页） ---------- */
.article-container { background: #fff; border-radius: 6px; padding: 25px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.article-card { background: #fff; border-radius: 6px; padding: 25px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.tit { text-align: center; padding: 10px 0 20px; }
.tit h1 { font-size: 24px; font-weight: 700; color: #333; margin: 0; line-height: 1.3; }
.article-date { text-align: center; border: 1px solid #eee; background: #f9f9f9; padding: 8px 0; font-size: 14px; color: #666; margin-bottom: 20px; }

/* ---------- 正文排版（新闻/方案/单页） ---------- */
.article-content { font-family: "Microsoft YaHei", arial, sans-serif; font-size: 16px; line-height: 2; color: #333; word-wrap: break-word; }
.article-content h2 { color: #0056b3; font-size: 24px; font-weight: 700; margin: 48px 0 24px; padding-bottom: 10px; border-bottom: 2px solid #e2e8f0; line-height: 1.4; }
.article-content h3 { color: #1a1a2e; font-size: 20px; font-weight: 700; margin: 32px 0 16px; padding-left: 12px; border-left: 4px solid #0056b3; line-height: 1.5; }
.article-content p { margin: 0 0 16px; text-indent: 2em; }
.article-content img { display: block; margin: 20px auto; max-width: 100%; height: auto; border-radius: 4px; }
.article-content ul, .article-content ol { margin: 0 0 16px 2em; line-height: 2; }
.article-content li { margin-bottom: 4px; }
.article-content a { color: #0056b3; text-decoration: none; }
.article-content a:hover { color: #007BFF; }
.article-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-content th, .article-content td { border: 1px solid #e2e8f0; padding: 10px 14px; text-align: left; }
.article-content th { background: #f0f4ff; color: #0056b3; font-weight: 700; }

/* ---------- 产品详情（show_cp） ---------- */
.product-detail { position: relative; padding-top: 70px; }
.product-intro { display: flex; gap: 30px; margin-bottom: 3px; align-items: stretch; }
.product-img { flex: 0 0 484px; max-width: 484px; }
.product-img img { width: 100%; height: auto; display: block; box-shadow: 0 2px 8px rgba(0,0,0,0.15); transition: transform .3s, box-shadow .3s; }
.product-img img:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.product-info { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.product-title { position: absolute; top: 20px; left: 0; width: 100%; box-sizing: border-box; font-size: 20px; font-weight: 700; color: #000; padding-bottom: 10px; border-bottom: 1px dashed #ccc; font-family: "Microsoft YaHei", arial, sans-serif; z-index: 1; }
.product-desc { font-family: "Microsoft YaHei", arial, sans-serif; font-size: 16px; line-height: 2; color: #333; flex: 1; }
.product-meta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 28px; margin-top: auto; padding-top: 16px; }
.product-meta .pm-items { display: flex; flex-wrap: wrap; gap: 8px 28px; }
.product-meta .pm-item { font-size: 14px; color: #333; }
.product-meta .pm-item i { font-style: normal; color: #999; margin-right: 5px; }
.product-meta .download-link { display: inline-block; padding: 8px 18px; background: #0056b3; color: #fff; border-radius: 4px; font-size: 14px; text-decoration: none; }
.product-meta .download-link:hover { background: #007BFF; }

/* ---------- 联系我们悬停下拉（商务风） ---------- */
.contact-wrap { position: relative; display: inline-block; }
/* 隐形桥：填补按钮与下拉框之间 10px 间隙，鼠标移动不丢失悬停 */
.contact-wrap::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 10px;
}
.contact-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  margin-left: -100px;
  width: 200px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(0,56,125,.18);
  padding: 0 0 12px;
  text-align: center;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .25s ease, transform .25s ease, visibility .25s;
}
.contact-wrap:hover .contact-dropdown,
.contact-wrap:focus-within .contact-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.contact-dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  margin-left: -5px;
  width: 10px;
  height: 10px;
  background: #fff;
  border-left: 1px solid #e2e8f0;
  border-top: 1px solid #e2e8f0;
  transform: rotate(45deg);
}
.contact-dropdown .cd-head {
  font-size: 13px;
  color: #fff;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 9px 12px;
  background: linear-gradient(135deg, #0056b3, #007BFF);
  border-radius: 7px 7px 0 0;
  margin-bottom: 10px;
}
.contact-dropdown .cd-phone {
  font-size: 12px;
  color: #333;
  font-weight: 600;
  padding: 0 12px;
  line-height: 1.5;
  margin-bottom: 10px;
}
.contact-dropdown .cd-qr img {
  width: 110px;
  height: 110px;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
  margin: 0 auto;
  display: block;
}
@media (max-width: 768px) {
  .contact-dropdown { left: auto; right: 0; margin-left: 0; }
}

.product-content { font-family: "Microsoft YaHei", arial, sans-serif; font-size: 16px; line-height: 2; color: #333; }
.product-content .product-section-title { color: #0056b3; margin-top: 64px; margin-bottom: 32px; line-height: 2; font-size: 24px; font-weight: 700; border-bottom: 2px solid #e2e8f0; padding-bottom: 10px; }
.product-section-title span { display: inline-block; }
.product-content h2 { color: #0056b3; font-size: 24px; font-weight: 700; margin: 48px 0 24px; padding-bottom: 10px; border-bottom: 2px solid #e2e8f0; line-height: 1.4; }
.product-content h3 { color: #1a1a2e; font-size: 20px; font-weight: 700; margin: 32px 0 16px; padding-left: 12px; border-left: 4px solid #0056b3; line-height: 1.5; }
.product-content p { margin: 0 0 16px; text-indent: 2em; }
.product-content img { display: block; margin: 20px auto; max-width: 100%; height: auto; border-radius: 4px; }
.product-content ul, .product-content ol { margin: 0 0 16px 2em; line-height: 2; }
.product-content li { margin-bottom: 4px; }
.product-content a { color: #0056b3; text-decoration: none; }
.product-content a:hover { color: #007BFF; }
.product-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.product-content th, .product-content td { border: 1px solid #e2e8f0; padding: 10px 14px; text-align: left; }
.product-content th { background: #f0f4ff; color: #0056b3; font-weight: 700; }

/* ---------- 页头（page 单页） ---------- */
.page-header { background: linear-gradient(135deg, #0056b3 0%, #007BFF 100%); border-radius: 8px; padding: 12px 20px; margin-bottom: 16px; }
.page-header table { width: 100%; }
.page-title { font-size: clamp(10px, 2.5vw, 18px); font-weight: 700; color: #fff; margin: 0; }
.breadcrumb-nav { font-size: clamp(6px, 1.5vw, 12px); color: rgba(255,255,255,0.85); font-family: arial; }
.breadcrumb-nav a { color: rgba(255,255,255,0.85); text-decoration: none; }
.breadcrumb-nav a:hover { color: #fff; }

/* ---------- 相关推荐 ---------- */
.section-title { background: linear-gradient(135deg, #0056b3 0%, #007BFF 100%); color: #fff; font-size: 16px; padding: 10px 14px; margin: 0 0 16px; border-radius: 4px; font-weight: 700; }
.section-title span { display: inline-block; }
.news_list { display: grid !important; grid-template-columns: repeat(3, 30%); row-gap: 20px; column-gap: 5%; width: 100% !important; height: auto !important; float: none !important; border: none !important; padding: 10px 0; margin: 0; }
.news-item-flex { display: flex; flex-direction: column; padding: 10px 2%; font-family: "Microsoft YaHei", arial, sans-serif; }
.news-item-flex dt { margin: 0 0 12px; }
.news-img-wrap { width: 100%; max-width: 484px; height: auto; aspect-ratio: 484/300; background: #f5f5f5; display: flex; justify-content: center; align-items: center; overflow: hidden; border-radius: 4px; box-shadow: 0 2px 8px rgba(0,0,0,0.15); transition: transform .3s, box-shadow .3s; }
.news-img-wrap:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.news-img-wrap img { width: 100%; height: 100%; object-fit: contain; display: block; }
.news-item-flex .news-text { margin: 0; line-height: 1.8; }
.news-text h2, .news-text h3 { font-size: 14px; font-weight: 700; color: #0056b3; margin: 0 0 6px; }
.news-text h2 a, .news-text h3 a { color: #0056b3; text-decoration: none; }
.news-text h2 a:hover, .news-text h3 a:hover { color: #007BFF; }
.news-text p { font-size: 14px; color: #333; margin: 0; display: -webkit-box; -webkit-line-clamp: 6; -webkit-box-orient: vertical; overflow: hidden; text-overflow: ellipsis; word-wrap: break-word; word-break: break-all; }

.article-navigation { margin: 30px 0; padding: 15px; background: #f9f9f9; border-radius: 6px; line-height: 1.8; font-size: 14px; color: #333; }
.article-navigation a { color: #0056b3; text-decoration: none; }
.article-navigation a:hover { color: #007BFF; }

/* ---------- 右侧锚点目录（快速导航，jscsl.js 动态生成） ---------- */
.toc-box {
  background: #fff;
  border: 1px solid #dde3ec;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.toc-head {
  background: linear-gradient(135deg, #0056b3, #007BFF);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 8px 12px;
  text-align: center;
}
.toc-list { list-style: none; margin: 0; padding: 6px 0 8px; }
.toc-item a {
  display: block;
  font-size: 12px;
  color: #333;
  line-height: 1.5;
  padding: 5px 10px;
  text-decoration: none;
  border-left: 3px solid transparent;
  word-break: break-all;
  transition: all .15s;
}
.toc-item a:hover { background: #e8f1fc; color: #0056b3; }
.toc-item a.active { background: #dbe8ff; color: #0056b3; font-weight: 700; border-left-color: #0056b3; }
.toc-h1 a { font-weight: 700; color: #0b2f5f; padding-left: 10px; }
.toc-h2 a { padding-left: 22px; }
.toc-h3 a { padding-left: 34px; }
[id^="toc-sec-"] { scroll-margin-top: 120px; }

/* ---------- db.html 咨询引导 CTA ---------- */
.cta-wrapper { width: 100%; margin: 0; background: #fff; border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); padding: 40px 48px; overflow: hidden; }
.cta-divider { border: none; height: 3px; background: linear-gradient(90deg, transparent, #0056b3, transparent); margin: 0 0 28px; }
.cta-headline { text-align: center; font-size: 28px; color: #e71f18; font-weight: 700; margin: 0 0 24px; line-height: 1.4; }
.cta-lead { font-size: 16px; line-height: 2; color: #444; margin: 0 0 32px; }
.cta-lead strong { color: #0056b3; }
.cta-section-title { font-size: 20px; font-weight: 700; color: #1a1a2e; margin: 32px 0 16px; display: flex; align-items: center; gap: 10px; }
.cta-section-title::before { content: ''; display: inline-block; width: 4px; height: 22px; background: #0056b3; border-radius: 2px; }
.cta-stage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 0 0 32px; }
.cta-stage-card { background: #f8fafc; border-radius: 8px; padding: 20px 16px; border-left: 4px solid #0056b3; }
.cta-stage-card .stage-label { font-size: 15px; font-weight: 700; color: #0056b3; margin: 0 0 10px; }
.cta-stage-card .stage-text { font-size: 14px; line-height: 1.8; color: #555; margin: 0; }
.cta-stats { display: flex; justify-content: center; gap: 40px; padding: 24px 0; margin: 24px 0; background: linear-gradient(135deg, #f0f7ff, #fff8f0); border-radius: 8px; }
.cta-stat-item { text-align: center; }
.cta-stat-num { font-size: 32px; font-weight: 700; color: #0056b3; line-height: 1; }
.cta-stat-label { font-size: 13px; color: #666; margin-top: 4px; }
.cta-contact-bar { background: linear-gradient(135deg, #0056b3 0%, #007BFF 100%); color: #fff; text-align: center; padding: 48px 24px; border-radius: 8px; margin: 32px 0 0; font-size: 22px; font-weight: 700; letter-spacing: .5px; line-height: 1.6; }
.cta-contact-bar .cta-phone { font-size: 28px; color: #FFD700; text-decoration: none; font-weight: 700; }
.cta-contact-bar .cta-wechat { font-size: 16px; color: rgba(255,255,255,0.85); font-weight: 400; }
.cta-contact-bar .cta-closing-bar { font-size: 22px; color: #fff; margin: 0 0 16px; line-height: 1.6; }
.cta-contact-bar .highlight-cta { color: #FFD700; font-size: 26px; font-weight: 700; }
.cta-contact-bar .cta-phone-line { font-size: 20px; margin: 12px 0 4px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .product-img { flex: 0 0 40%; max-width: 40%; }
  .news_list { grid-template-columns: repeat(2, 47.5%); }
}
@media (max-width: 768px) {
  .page-container { width: 100%; padding: 10px; display: block; }
  .sidebar-left, .sidebar-right { display: none; }
  .main-content { width: 100%; }
  .breadcrumb-bar { padding: 6px 10px; font-size: 11px; }
  .article-container, .article-card { padding: 15px; }
  .tit h1 { font-size: 20px; }
  .article-content { font-size: 15px; line-height: 1.8; }
  .article-content p { text-indent: 1.5em; }
  .page-header { padding: 10px 14px; flex-wrap: wrap; gap: 6px; }
  .page-title { font-size: 10px; }
  .breadcrumb-nav { font-size: 6px; }
  .product-detail { padding-top: 0; }
  .product-intro { flex-direction: column; gap: 20px; }
  .product-img { flex: 0 0 auto; width: 100%; max-width: 484px; }
  .product-title { position: static; font-size: 18px; }
  .product-desc { font-size: 15px; line-height: 1.8; }
  .product-meta { flex-direction: column; align-items: flex-start; gap: 12px; padding-top: 12px; }
  .product-content .product-section-title { font-size: 20px; margin-top: 32px; margin-bottom: 18px; }
  .product-content { font-size: 15px; line-height: 1.8; }
  .cta-wrapper { padding: 24px 20px; }
  .cta-headline { font-size: 20px; }
  .cta-lead { font-size: 14px; }
  .cta-section-title { font-size: 16px; }
  .cta-stage-grid { grid-template-columns: 1fr; }
  .cta-stage-card .stage-label { font-size: 14px; }
  .cta-stage-card .stage-text { font-size: 13px; }
  .cta-stats { gap: 20px; flex-wrap: wrap; }
  .cta-stat-num { font-size: 24px; }
  .cta-stat-label { font-size: 12px; }
  .cta-contact-bar { font-size: 16px; padding: 28px 16px; }
  .cta-contact-bar .cta-phone { font-size: 22px; }
  .cta-contact-bar .cta-wechat { font-size: 13px; }
  .cta-contact-bar .cta-closing-bar { font-size: 16px; }
  .cta-contact-bar .highlight-cta { font-size: 18px; }
}
@media (max-width: 600px) {
  .news_list { grid-template-columns: 100%; }
}
@media (max-width: 480px) {
  .article-container, .article-card { padding: 12px; }
  .tit h1 { font-size: 18px; }
  .article-content { font-size: 14px; line-height: 1.7; }
  .article-content p { text-indent: 1em; }
  .product-title { position: static; font-size: 16px; }
  .product-desc { font-size: 14px; line-height: 1.7; }
  .product-content .product-section-title { font-size: 18px; }
  .product-content { font-size: 14px; line-height: 1.7; }
}