/* ============================================================
   星逐赛事 · 赛事直播技术方案商 — 共享样式
   设计基调：深空蓝 + 电光蓝，B2B 技术服务商质感
   ============================================================ */

:root {
  --navy: #0b0f24;
  --navy-2: #111a3a;
  --navy-3: #182246;
  --blue: #2563eb;
  --blue-2: #3b82f6;
  --cyan: #38bdf8;
  --ink: #1f2430;
  --muted: #5b6472;
  --line: #e2e7f0;
  --bg: #ffffff;
  --bg-soft: #f4f7fc;
  --warn-bg: #fff7e0;
  --warn-line: #f2c94c;
  --ok: #16a34a;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(11, 15, 36, 0.08);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.72;
  font-size: 16px;
}
img { max-width: 100%; height: auto; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* 无障碍 */
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--blue); color: #fff;
  padding: 8px 14px; z-index: 999; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: linear-gradient(90deg, rgba(236, 249, 253, 0.94), rgba(211, 237, 249, 0.94));
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(11, 15, 36, 0.08);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--navy); font-size: 18px; font-weight: 700; letter-spacing: 0.5px; }
.brand:hover { text-decoration: none; }
.brand .brand-logo {
  width: 34px; height: 34px; border-radius: 9px; flex: 0 0 auto;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 17px;
}
.brand .brand-sub { display: block; font-size: 11px; font-weight: 400; color: #4c7a9e; line-height: 1.2; letter-spacing: 2px; }
.site-nav .nav-list {
  display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; align-items: center;
}
.site-nav .nav-list a {
  display: block; color: #2f405e; padding: 8px 13px; border-radius: 8px; font-size: 15px;
}
.site-nav .nav-list a:hover { color: var(--blue); background: rgba(37, 99, 235, 0.08); text-decoration: none; }
.nav-list a.current { color: var(--blue); background: transparent; position: relative; }
.nav-list a.current::after {
  content: ""; position: absolute; left: 50%; bottom: 4px; transform: translateX(-50%);
  width: 2em; height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
}
.nav-cta {
  display: inline-block; margin-left: 8px; padding: 8px 16px !important;
  background: var(--blue); color: #fff !important; border-radius: 8px; font-weight: 600;
}
.nav-cta:hover { background: var(--blue-2) !important; }

/* 移动端折叠菜单（无 JS 也可用） */
.nav-details { display: none; }
.nav-details summary {
  list-style: none; cursor: pointer; color: var(--navy); padding: 8px 10px; user-select: none;
}
.nav-details summary::-webkit-details-marker { display: none; }
.nav-details .nav-list { flex-direction: column; align-items: stretch; padding: 8px 4px 14px; }

@media (max-width: 900px) {
  .site-nav { display: none; }
  .nav-details { display: block; }
}

/* ---------- Hero / 页首横幅 ---------- */
.hero {
  background:
    radial-gradient(1000px 420px at 85% -12%, rgba(56, 189, 248, 0.30), transparent 60%),
    radial-gradient(800px 420px at -8% 25%, rgba(37, 99, 235, 0.12), transparent 60%),
    linear-gradient(160deg, #eaf8fd 0%, #dcf1fa 45%, #c5e7f5 100%);
  color: #33465f;
  padding: 72px 0 64px;
}
.hero h1 {
  margin: 0 0 16px; color: var(--navy); font-size: 38px; line-height: 1.28;
  max-width: 780px; letter-spacing: 0.5px;
}
.hero .lead { font-size: 18px; color: #3f5673; max-width: 720px; margin: 0 0 26px; }
.hero .lead strong { color: var(--navy); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.page-hero {
  background: linear-gradient(150deg, #e2f3fb 0%, #d2ebf8 55%, #bfe1f2 100%);
  color: #33465f; padding: 46px 0 42px;
}
.page-hero h1 { color: var(--navy); margin: 0 0 10px; font-size: 30px; }
.page-hero p { margin: 0; color: #3f5673; max-width: 860px; font-size: 16.5px; }

@media (max-width: 720px) {
  .hero { padding: 46px 0 42px; }
  .hero h1 { font-size: 28px; }
  .page-hero h1 { font-size: 24px; }
}

/* ---------- 通用区块 ---------- */
.section { padding: 56px 0; }
.section-alt { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { margin-bottom: 30px; }
.section-head .eyebrow { color: var(--blue); font-weight: 600; letter-spacing: 2px; font-size: 13.5px; margin: 0 0 6px; }
.section-head h2 { margin: 0 0 10px; font-size: 27px; color: var(--navy); }
.section-head p { margin: 0; color: var(--muted); max-width: 780px; }

/* ---------- 按钮 / 徽标 ---------- */
.btn {
  display: inline-block; padding: 11px 22px; border-radius: 10px;
  font-weight: 600; font-size: 15.5px; border: 1px solid transparent; cursor: pointer;
  transition: transform 0.06s ease, box-shadow 0.2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35); }
.btn-primary:hover { background: var(--blue-2); }
.btn-light { background: #fff; color: var(--navy); }
.btn-outline { background: transparent; border-color: rgba(37, 99, 235, 0.5); color: var(--blue); }
.btn-outline:hover { background: rgba(37, 99, 235, 0.08); }
.badge {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.55); border: 1px solid rgba(37, 99, 235, 0.28);
  color: var(--blue); font-size: 13px;
}
.pill {
  display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12.5px;
  background: #e8f0ff; color: var(--blue); font-weight: 600;
}

/* ---------- 卡片网格 ---------- */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow);
}
.section-alt .card { box-shadow: 0 6px 20px rgba(11, 15, 36, 0.05); }
.card h3 { margin: 0 0 8px; font-size: 18px; color: var(--navy); }
.card p { margin: 0 0 10px; color: var(--muted); font-size: 15px; }
.card-link { font-weight: 600; font-size: 14.5px; }

.feature-item { display: flex; gap: 16px; }
.feature-item .fi-num {
  flex: 0 0 auto; width: 34px; height: 34px; border-radius: 50%;
  background: var(--blue); color: #fff; display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px;
}

/* ---------- 步骤 / 时间线 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding-top: 46px; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0; font-size: 34px; font-weight: 800;
  color: transparent; -webkit-text-stroke: 1.5px var(--blue);
}
.step h3 { margin: 0 0 6px; font-size: 16.5px; color: var(--navy); }
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* ---------- 博客文章正文 ---------- */
.article-prose { max-width: 860px; margin: 0 auto; }
.article-meta { color: var(--muted); font-size: 14px; margin: 6px 0 26px; }
.article-prose h2 { font-size: 22px; color: var(--navy); margin: 34px 0 12px; }
.article-prose h3 { font-size: 18px; color: var(--navy); margin: 26px 0 8px; }
.article-prose p { margin: 12px 0; }
.article-prose ul, .article-prose ol { padding-left: 22px; }
.article-prose li { margin: 5px 0; }
.article-prose blockquote {
  margin: 18px 0; padding: 4px 18px; border-left: 4px solid var(--blue);
  background: var(--bg-soft); color: var(--muted);
}
.article-prose table { border-collapse: collapse; width: 100%; margin: 18px 0; font-size: 15px; }
.article-prose th, .article-prose td { border: 1px solid var(--line); padding: 8px 12px; text-align: left; }
.article-prose th { background: var(--bg-soft); }
.article-prose code {
  background: #eef1f7; padding: 2px 6px; border-radius: 5px; font-size: 14px;
  font-family: Consolas, Menlo, monospace;
}
.article-tags { margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.related { margin-top: 40px; border-top: 1px solid var(--line); padding-top: 18px; }
.related h2 { font-size: 18px; color: var(--navy); }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--line); border-radius: 10px; background: #fff;
  margin-bottom: 10px; padding: 0 18px;
}
.faq summary { cursor: pointer; padding: 14px 0; font-weight: 600; color: var(--navy); }
.faq details[open] summary { border-bottom: 1px solid var(--line); }
.faq .faq-a { padding: 12px 0 16px; color: var(--muted); }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--blue) 0%, #1d4ed8 100%);
  color: #fff; border-radius: var(--radius); padding: 38px 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta-band h2 { margin: 0 0 6px; font-size: 22px; color: #fff; }
.cta-band p { margin: 0; color: #dbe6ff; }
.cta-band .btn-light { color: var(--blue); }

/* ---------- 提示框 / 占位标记 ---------- */
.notice {
  border: 1px solid var(--warn-line); background: var(--warn-bg);
  border-radius: 10px; padding: 12px 16px; font-size: 14.5px; margin: 18px 0;
}
.notice strong { color: #8a6100; }
.ph {
  background: #fff3bf; color: #6b4d00; padding: 0 4px; border-radius: 4px;
  font-style: normal;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: linear-gradient(180deg, #e6f6fc 0%, #d2ecf8 100%);
  color: #4a5b74; margin-top: 40px; font-size: 14.5px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 30px;
  padding: 44px 0 30px;
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h3 { color: var(--navy); font-size: 15.5px; margin: 0 0 12px; }
.footer-grid a { color: #3f6d92; }
.footer-grid a:hover { color: var(--blue); }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin: 6px 0; }
.footer-about p { margin: 8px 0 0; }
.footer-bottom {
  border-top: 1px solid rgba(11, 15, 36, 0.1); padding: 16px 0;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: 13px;
}

/* ---------- 表格页 / misc ---------- */
.page-body { padding: 34px 0 20px; }
.page-body h2 { font-size: 24px; color: var(--navy); margin: 40px 0 12px; }
.page-body h3 { font-size: 19px; color: var(--navy); margin: 26px 0 10px; }
.page-body p { margin: 12px 0; }
.page-body ul, .page-body ol { padding-left: 22px; }
.page-body li { margin: 6px 0; }
.compare-table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14.5px; }
.compare-table th, .compare-table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.compare-table th { background: var(--navy); color: #fff; font-weight: 600; }
.compare-table tr:nth-child(even) td { background: var(--bg-soft); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.tag-list span { background: #eef1f7; color: var(--muted); padding: 3px 10px; border-radius: 999px; font-size: 13px; }
.hero .tag-list span { background: rgba(255, 255, 255, 0.6); color: var(--blue); border: 1px solid rgba(37, 99, 235, 0.18); }

/* ---------- v2 组件：模块能力卡 / 统计 / 价格 / 联系 ---------- */
.check-list { list-style: none; margin: 10px 0 0; padding: 0; }
.check-list li { position: relative; padding-left: 22px; margin: 5px 0; color: var(--muted); font-size: 14.5px; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 12px; height: 7px;
  border-left: 2px solid var(--blue); border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 800px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 18px; text-align: center;
}
.stat-item .stat-num { font-size: 26px; font-weight: 800; color: var(--blue); line-height: 1.3; }
.stat-item .stat-num .ph { font-size: 15px; font-weight: 600; }
.stat-item .stat-label { color: var(--muted); font-size: 14px; margin-top: 4px; }
.section-alt .stat-item { background: #fff; }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
@media (max-width: 920px) { .pricing-grid { grid-template-columns: 1fr; } }
.price-card {
  position: relative; display: flex; flex-direction: column;
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff;
  padding: 26px 24px; box-shadow: var(--shadow);
}
.price-card .p-flag {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--navy); color: #fff; font-size: 12.5px; padding: 3px 12px;
  border-radius: 999px; letter-spacing: 1px; white-space: nowrap;
}
.price-card .p-name { font-size: 18px; font-weight: 700; color: var(--navy); margin: 0 0 4px; }
.price-card .p-sub { color: var(--muted); font-size: 13.5px; margin-bottom: 14px; }
.price-card .p-price { font-size: 30px; font-weight: 800; color: var(--navy); line-height: 1.2; }
.price-card .p-price small { font-size: 13px; color: var(--muted); font-weight: 400; }
.price-card ul { list-style: none; margin: 0 0 20px; padding: 0; flex: 1; }
.price-card ul li { position: relative; padding-left: 20px; margin: 7px 0; font-size: 14px; color: var(--ink); }
.price-card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.price-card .btn { text-align: center; }

.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.contact-card h3 { margin: 0 0 6px; font-size: 16px; color: var(--navy); }
.contact-card .c-main { font-size: 17px; font-weight: 600; color: var(--blue); margin: 4px 0; word-break: break-all; }
.contact-card .c-sub { color: var(--muted); font-size: 13.5px; }

.steps-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1000px) { .steps-5 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps-5 { grid-template-columns: 1fr; } }
.hero-eyebrow { display: flex; gap: 10px; align-items: center; margin: 0 0 12px; flex-wrap: wrap; }

/* ---------- v3：截图素材排版（photos/*.png） ---------- */
/* 图文两栏 */
.hero-split { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 44px; align-items: center; }
.hero-split > * { min-width: 0; }
.hero-media { display: flex; justify-content: center; }
.hero-media .shot img { width: auto; max-width: 360px; max-height: 430px; }

.split { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 42px; align-items: center; }
.split > * { min-width: 0; }
.split-cards { display: flex; flex-direction: column; gap: 14px; }
.split-cards .card { margin: 0; padding: 20px 22px; }
.split-cards .card h3 { font-size: 17px; margin-bottom: 6px; }
.split-cards .card p { margin: 0; font-size: 14.5px; }

/* 截图卡片 */
.shot { margin: 0; }
.shot img {
  display: block; width: 100%; height: auto; border-radius: 14px;
  background: #fff; border: 1px solid #e2e8f3;
  box-shadow: 0 16px 38px rgba(11, 15, 36, 0.16);
}
.hero .shot img, .page-hero .shot img {
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

/* 模块上下交错行 */
.media-rows { display: flex; flex-direction: column; gap: 36px; }
.media-row { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.media-row > * { min-width: 0; }
.media-row.flip .shot { order: 2; }
.media-row .media-copy h3 { margin: 0 0 10px; }
.media-row .media-copy .check-list { margin-top: 2px; }

/* 底部一排截图 */
.shots-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 28px; justify-items: center; align-items: end; }
.shots-4 img { width: auto; max-width: 100%; height: auto; }

@media (max-width: 920px) {
  .hero-split, .split, .media-row { grid-template-columns: 1fr; }
  .media-row.flip .shot { order: 0; }
  .split-cards { margin-top: 6px; }
  .hero-media .shot img { max-height: 340px; }
  .shots-4 { grid-template-columns: repeat(2, 1fr); gap: 14px; }
}

/* 透明背景素材：不垫白底、不画边框与阴影（避免露出矩形底） */
.shot img.alpha {
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 8px;
}

/* v3 logo：品牌图标以图片替换原 svg */
.brand-logo img.brand-logo-img { width: 34px; height: 34px; object-fit: cover; border-radius: 6px; display: block; }

/* ---------- v4：分类区块标题栏（查看更多） ---------- */
.sec-head2 { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 42px 0 14px; flex-wrap: wrap; }
.sec-head2 h2 { margin: 0; }
.sec-head2 .more { color: var(--blue); font-weight: 600; font-size: 14px; white-space: nowrap; }
.sec-head2 .more:hover { color: var(--blue-2); text-decoration: underline; }

/* ---------- v5：行业资讯卡片（首排封面 2 篇 + 次排简卡 3 篇） ---------- */
.cat-row { display: grid; gap: 18px; }
.cat-row1 { grid-template-columns: repeat(2, 1fr); }
.cat-row2 { grid-template-columns: repeat(3, 1fr); margin-top: 18px; }
.nc { background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; box-shadow: 0 6px 18px rgba(11, 15, 36, 0.05); }
.nc a { text-decoration: none; }
/* 首排：封面 + 标题浮于图片下边缘 + 简介 */
.nc-cover { display: flex; flex-direction: column; }
.nc-cover img { display: block; width: 100%; height: 210px; object-fit: cover; }
.nc-cover.no-cover::before { content: ""; display: block; height: 210px; background: linear-gradient(140deg, #cfe8f7 0%, #a9d4ee 55%, #8ec4e6 100%); }
.nc-title { display: block; margin-top: -46px; padding: 26px 14px 10px; font-size: 17px; font-weight: 700; color: #fff;
  background: linear-gradient(180deg, rgba(6, 20, 40, 0) 0%, rgba(6, 20, 40, 0.8) 70%);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35); }
.nc-cover:hover .nc-title { text-decoration: underline; }
.nc-desc { margin: 0; padding: 12px 14px 16px; color: var(--muted); font-size: 14px; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
/* 次排：固定高度简卡，标题与简介超出截断 */
.nc-plain { height: 190px; padding: 14px 16px; display: flex; flex-direction: column; }
.nc-plain h3 { margin: 0 0 8px; font-size: 16px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.nc-plain h3 a { color: var(--navy); }
.nc-plain h3 a:hover { color: var(--blue); }
.nc-plain p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.7; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.nc-more { margin-top: 6px; }
.nc-more a { color: var(--blue); font-weight: 600; font-size: 13.5px; }
@media (max-width: 900px) {
  .cat-row1 { grid-template-columns: 1fr; }
  .cat-row2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .cat-row2 { grid-template-columns: 1fr; }
  .nc-plain { height: auto; min-height: 150px; }
}

/* ---------- v6：次排 3 个小卡特效（参考“六大代运营服务”卡片） ---------- */
.cat-row2 { counter-reset: ncplain 2; }
.nc-plain { position: relative; overflow: hidden; counter-increment: ncplain;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.nc-plain::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, #38bdf8, #2563eb, #7c3aed); }
.nc-plain::after { content: counter(ncplain, decimal-leading-zero);
  position: absolute; right: 12px; bottom: 2px; font-size: 36px; font-weight: 800; line-height: 1;
  color: rgba(37, 99, 235, 0.10); pointer-events: none; }
.nc-plain:hover { transform: translateY(-4px); border-color: #b9d4f7; box-shadow: 0 16px 32px rgba(37, 99, 235, 0.14); }
.nc-plain:hover h3 a { color: var(--blue); }

/* ---------- v7：分类页文章卡（左图右文：右上标题、右下简介；一行一条，参考内容频道列表） ---------- */
.cat-cards { display: flex; flex-direction: column; gap: 16px; }
.cl-card { display: grid; grid-template-columns: 250px 1fr; gap: 18px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 12px;
  box-shadow: 0 6px 18px rgba(11, 15, 36, 0.05);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.cl-card:hover { transform: translateY(-3px); border-color: #b9d4f7; box-shadow: 0 14px 30px rgba(37, 99, 235, 0.12); }
.cl-pic { display: block; border-radius: 10px; overflow: hidden; }
.cl-pic img { display: block; width: 100%; height: 150px; object-fit: cover; }
.cl-pic.no-cover::before { content: ""; display: block; height: 150px;
  background: linear-gradient(140deg, #cfe8f7 0%, #a9d4ee 55%, #8ec4e6 100%); }
.cl-body { min-width: 0; }
.cl-body h3 { margin: 0 0 8px; font-size: 17px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.cl-body h3 a { color: var(--navy); }
.cl-body h3 a:hover { color: var(--blue); }
.cl-body p { margin: 0 0 8px; color: var(--muted); font-size: 13.5px; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.cl-meta { display: block; color: #8a93a6; font-size: 12.5px; }
@media (max-width: 760px) {
  .cl-card { grid-template-columns: 1fr; }
  .cl-pic img, .cl-pic.no-cover::before { height: 180px; }
}

/* ---------- v8：文章底部导航（返回栏目 / 上一篇 / 下一篇） ---------- */
.post-nav { margin: 58px 0 0; padding-top: 28px; border-top: 1px solid var(--line); }
.post-nav .pn-back { display: inline-block; margin-bottom: 16px; color: var(--blue); font-weight: 600; font-size: 14.5px; }
/* 上一篇 / 下一篇：上下两行排列 */
.post-nav .pn-pair { display: grid; grid-template-columns: 1fr; gap: 12px; }
.post-nav .pn-item { display: flex; align-items: baseline; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.post-nav a.pn-item:hover { transform: translateY(-2px); border-color: #b9d4f7; box-shadow: 0 10px 22px rgba(37, 99, 235, .10); text-decoration: none; }
/* 标签与标题之间留出约两个空格的间隙 */
.post-nav .pn-label { flex: 0 0 auto; color: var(--muted); font-size: 12.5px; white-space: nowrap; }
.post-nav .pn-item strong { flex: 1 1 auto; min-width: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  color: var(--navy); font-size: 14.5px; font-weight: 600; line-height: 1.5; text-align: left; }
.post-nav .pn-item.is-empty strong { color: #b6bfce; font-weight: 400; }
@media (max-width: 620px) {
  .post-nav .pn-item { gap: 8px; padding: 11px 13px; }
}

/* ---------- v9：分类页（“查看更多”）分页控件 ---------- */
.cat-pager { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; margin: 24px 0 4px; }
.cat-pager .cat-pager-info { color: var(--muted); font-size: 13.5px; }
.cat-pager .cat-pager-btn { padding: 8px 18px; font-size: 14px; border-radius: 8px; }
.cat-pager .cat-pager-btn[disabled] { opacity: .45; cursor: not-allowed; }
.cat-pager .cat-pager-btn[disabled]:hover { background: #fff; color: var(--blue); text-decoration: none; }
@media (max-width: 620px) {
  .cat-pager { gap: 8px; }
  .cat-pager .cat-pager-btn { padding: 8px 14px; font-size: 13.5px; }
}

/* ---------- v10：卡片整块可点（点图片 / 简介 / 空白处都能进文章） ---------- */
.nc, .cl-card { position: relative; }
.card-overlay { position: absolute; left: 0; top: 0; right: 0; bottom: 0; z-index: 1; }
/* 卡片内的标题链接仍可点（层级高于遮罩），保留原有 hover 效果 */
.nc a.nc-title, .nc .nc-more a, .cl-card h3 a { position: relative; z-index: 2; }