/* aaabbgg88.net.cn · 欧博科技资讯站 · kj6- 科技资讯风 · 主色 #1e3a8a */
:root {
  --kj6-main: #1e3a8a;
  --kj6-main2: #2563eb;
  --kj6-deep: #172554;
  --kj6-ink: #1f2937;
  --kj6-sub: #4b5563;
  --kj6-line: #e5e7eb;
  --kj6-bg: #f5f7fb;
  --kj6-card: #ffffff;
  --kj6-accent: #f59e0b;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--kj6-bg); color: var(--kj6-ink);
  font-size: 16px; line-height: 1.75;
}
a { color: var(--kj6-main2); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

/* 顶栏 + 导航 */
.kj6-topbar {
  background: var(--kj6-deep); color: #dbeafe;
  font-size: 13px; padding: 6px 0;
}
.kj6-topbar-inner {
  max-width: 1120px; margin: 0 auto; padding: 0 20px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.kj6-header {
  background: linear-gradient(135deg, var(--kj6-main) 0%, var(--kj6-deep) 100%);
  color: #fff;
}
.kj6-header-inner {
  max-width: 1120px; margin: 0 auto; padding: 18px 20px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.kj6-logo a { color: #fff; font-size: 24px; font-weight: 700; letter-spacing: 1px; }
.kj6-logo small { display: block; font-size: 12px; font-weight: 400; color: #93c5fd; letter-spacing: 2px; }
.kj6-header .kj6-domain { font-size: 13px; color: #bfdbfe; background: rgba(255,255,255,.12); padding: 4px 10px; border-radius: 4px; }
.kj6-nav { background: rgba(0,0,0,.18); }
.kj6-nav ul {
  max-width: 1120px; margin: 0 auto; padding: 0 20px;
  list-style: none; display: flex; flex-wrap: wrap; gap: 2px;
}
.kj6-nav a {
  display: inline-block; color: #e0e7ff; padding: 10px 14px; font-size: 15px;
}
.kj6-nav a:hover, .kj6-nav a.kj6-on { background: rgba(255,255,255,.14); color: #fff; text-decoration: none; border-radius: 4px 4px 0 0; }

/* 面包屑 */
.kj6-crumb {
  max-width: 1120px; margin: 14px auto 0; padding: 0 20px;
  font-size: 13px; color: var(--kj6-sub);
}
.kj6-crumb a { color: var(--kj6-sub); }
.kj6-crumb span { color: var(--kj6-main2); }

/* 主区 */
.kj6-main { max-width: 1120px; margin: 0 auto; padding: 18px 20px 40px; }

/* 头条 hero */
.kj6-hero {
  background: linear-gradient(120deg, var(--kj6-main) 0%, var(--kj6-main2) 100%);
  border-radius: 12px; color: #fff; padding: 30px 28px; margin-bottom: 22px;
}
.kj6-hero-inner { display: grid; grid-template-columns: 1.6fr 1fr; gap: 24px; align-items: center; }
.kj6-hero h1 { font-size: 27px; line-height: 1.4; margin-bottom: 12px; }
.kj6-hero-lead { color: #dbeafe; font-size: 15px; }
.kj6-hero-meta { margin-top: 12px; font-size: 13px; color: #93c5fd; }
.kj6-hero-img img { border-radius: 8px; display: block; width: 100%; }
.kj6-steps { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 10px; }
.kj6-steps li {
  list-style: none; background: rgba(255,255,255,.13); border-radius: 8px;
  padding: 8px 12px; font-size: 13px; color: #e0e7ff; flex: 1 1 150px;
}
.kj6-steps li b { color: #fff; margin-right: 4px; }

/* 通用小节 */
.kj6-panel, .kj6-front, .kj6-faq, .kj6-qa, .kj6-geo, .kj6-related, .kj6-latest {
  background: var(--kj6-card); border: 1px solid var(--kj6-line);
  border-radius: 10px; padding: 22px 24px; margin-bottom: 20px;
}
.kj6-brief { font-size: 15px; color: var(--kj6-sub); margin-bottom: 14px; }
.kj6-trio { margin-bottom: 20px; }

/* 三卡 */
.kj6-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.kj6-card {
  background: var(--kj6-card); border: 1px solid var(--kj6-line); border-radius: 10px;
  padding: 18px; transition: box-shadow .2s;
}
.kj6-card:hover { box-shadow: 0 6px 18px rgba(30,58,138,.12); text-decoration: none; }
.kj6-card b { display: block; font-size: 16px; color: var(--kj6-main); margin-bottom: 6px; }
.kj6-card span { font-size: 13px; color: var(--kj6-sub); }

/* 板块标题 */
.kj6-h2 {
  font-size: 19px; color: var(--kj6-main); border-left: 4px solid var(--kj6-main2);
  padding-left: 10px; margin-bottom: 14px; line-height: 1.4;
}

/* 资讯面板条目 */
.kj6-item { padding: 10px 0; border-bottom: 1px dashed var(--kj6-line); }
.kj6-item:last-child { border-bottom: none; }
.kj6-item a { font-size: 15px; font-weight: 600; color: var(--kj6-ink); }
.kj6-item a:hover { color: var(--kj6-main2); }
.kj6-item p { font-size: 13px; color: var(--kj6-sub); margin-top: 2px; }
.kj6-item .kj6-tag {
  display: inline-block; font-size: 12px; color: #fff; background: var(--kj6-main2);
  border-radius: 3px; padding: 0 6px; margin-right: 6px;
}

/* 前沿列表 */
.kj6-front ol { list-style: none; }
.kj6-front li { padding: 8px 0; font-size: 15px; }
.kj6-front li::before { content: "◆"; color: var(--kj6-accent); margin-right: 8px; font-size: 12px; }

/* 问答 */
.kj6-faq-item { margin-bottom: 14px; }
.kj6-faq-item h3 { font-size: 15px; color: var(--kj6-main); margin-bottom: 4px; }
.kj6-faq-item p { font-size: 14px; color: var(--kj6-sub); }

/* 最新文章 */
.kj6-latest ul { list-style: none; }
.kj6-latest li {
  display: flex; justify-content: space-between; gap: 12px; align-items: baseline;
  padding: 8px 0; border-bottom: 1px dashed var(--kj6-line); font-size: 15px;
}
.kj6-latest li:last-child { border-bottom: none; }
.kj6-latest time { font-size: 12px; color: var(--kj6-sub); white-space: nowrap; }

/* 内页文章 */
.kj6-article h1 { font-size: 25px; color: var(--kj6-deep); line-height: 1.45; margin: 8px 0 10px; }
.kj6-meta { font-size: 13px; color: var(--kj6-sub); margin-bottom: 14px; }
.kj6-figure { margin: 0 0 18px; }
.kj6-figure img { border-radius: 10px; display: block; width: 100%; }
.kj6-lead {
  font-size: 16px; color: var(--kj6-ink); background: #eef2ff; border-left: 4px solid var(--kj6-main2);
  padding: 12px 16px; border-radius: 0 8px 8px 0; margin-bottom: 18px;
}
.kj6-points { background: #fffbeb; border: 1px solid #fde68a; border-radius: 8px; padding: 14px 18px; margin-bottom: 18px; }
.kj6-points h2 { font-size: 15px; color: #92400e; margin-bottom: 6px; }
.kj6-points ol { margin-left: 20px; font-size: 14px; color: #78350f; }
.kj6-sec { margin-bottom: 22px; }
.kj6-sec h2 { font-size: 19px; color: var(--kj6-main); margin-bottom: 10px; padding-bottom: 6px; border-bottom: 2px solid var(--kj6-line); }
.kj6-sec p { margin-bottom: 10px; font-size: 15px; }

/* GEO */
.kj6-geo { background: #f0fdf4; border-color: #bbf7d0; }
.kj6-geo h2 { font-size: 16px; color: #166534; margin-bottom: 8px; }
.kj6-geo p { font-size: 14px; color: #14532d; }

/* 相关疑问 */
.kj6-faq h2 { font-size: 17px; color: var(--kj6-main); margin-bottom: 10px; }
.kj6-qa { padding: 10px 0; border-bottom: 1px dashed var(--kj6-line); margin-bottom: 0; border-radius: 0; }
.kj6-qa:last-of-type { border-bottom: none; }
.kj6-qa h3 { font-size: 15px; color: var(--kj6-main); margin-bottom: 4px; }
.kj6-qa p { font-size: 14px; color: var(--kj6-sub); }

/* 搜索提示行 */
.kj6-tipline {
  font-size: 13px; color: #92400e; background: #fffbeb; border: 1px dashed #fcd34d;
  border-radius: 6px; padding: 8px 12px; margin-bottom: 20px;
}

/* 相关阅读 */
.kj6-related ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 18px; }
.kj6-related li { font-size: 14px; }
.kj6-related li::before { content: "› "; color: var(--kj6-main2); }

/* 文章中心列表 */
.kj6-hub-group { margin-bottom: 18px; }
.kj6-hub-group h2 { font-size: 18px; color: var(--kj6-main); border-left: 4px solid var(--kj6-main2); padding-left: 10px; margin-bottom: 10px; }
.kj6-hub-list { list-style: none; }
.kj6-hub-list li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 9px 0; border-bottom: 1px dashed var(--kj6-line); font-size: 15px;
}
.kj6-hub-list li:last-child { border-bottom: none; }
.kj6-hub-list span { font-size: 13px; color: var(--kj6-sub); white-space: nowrap; }
.kj6-hub-list p { font-size: 13px; color: var(--kj6-sub); margin-top: 1px; }

/* 页脚 */
.kj6-footer { background: var(--kj6-deep); color: #cbd5e1; margin-top: 30px; }
.kj6-footgrid {
  max-width: 1120px; margin: 0 auto; padding: 28px 20px 16px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.kj6-footcol h3 { font-size: 15px; color: #fff; margin-bottom: 10px; }
.kj6-footcol a { display: block; font-size: 13px; color: #cbd5e1; padding: 3px 0; }
.kj6-footcol a:hover { color: #93c5fd; text-decoration: none; }
.kj6-footcol p { font-size: 12px; color: #94a3b8; line-height: 1.7; }
.kj6-copy {
  max-width: 1120px; margin: 0 auto; padding: 10px 20px 18px;
  font-size: 12px; color: #64748b; border-top: 1px solid rgba(255,255,255,.08);
}

/* 404 */
.kj6-404 { text-align: center; padding: 60px 20px; }
.kj6-404 h1 { font-size: 56px; color: var(--kj6-main); }
.kj6-404 p { color: var(--kj6-sub); margin: 12px 0 22px; }
.kj6-404 a {
  display: inline-block; background: var(--kj6-main2); color: #fff; padding: 10px 22px; border-radius: 6px;
}
.kj6-404 a:hover { text-decoration: none; opacity: .92; }

/* 响应式 */
@media (max-width: 860px) {
  .kj6-hero-inner { grid-template-columns: 1fr; }
  .kj6-cards { grid-template-columns: 1fr; }
  .kj6-footgrid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .kj6-footgrid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .kj6-hero h1 { font-size: 22px; }
  .kj6-latest li, .kj6-hub-list li { flex-direction: column; gap: 0; }
}