/* ZhenSec /gf brand overlay — keep after site.css */
:root {
  --zs-canvas: #d9e0ea;
  --zs-paper: #eef2f7;
  --zs-mist: #cfd8e6;
  --zs-panel: #ffffff;
  --zs-ink: #0b1524;
  --zs-accent: #1a3a5c;
  --zs-accent-bright: #254a73;
  --zs-muted: #4a5c70;
  --zs-line: #b8c4d4;
  --zs-stone: #5c6d82;
}

html {
  scroll-behavior: smooth;
}

body.target-theme-default {
  margin: 0;
  background:
    radial-gradient(1200px 480px at 12% -10%, rgba(26, 58, 92, 0.12), transparent 60%),
    radial-gradient(900px 420px at 88% 0%, rgba(37, 74, 115, 0.1), transparent 55%),
    var(--zs-canvas);
  color: var(--zs-ink);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.65;
}

body.target-theme-default .wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* —— Site chrome (align with main zhensec.com SiteHeader / SiteFooter) —— */
body.target-theme-default .zs-site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  border-bottom: 1px solid color-mix(in srgb, var(--zs-line) 80%, transparent);
  background: color-mix(in srgb, var(--zs-panel) 90%, transparent);
  backdrop-filter: blur(12px);
}

body.target-theme-default .zs-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 80rem;
  margin: 0 auto;
  padding: 16px 24px;
  gap: 16px;
}

body.target-theme-default .brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  color: var(--zs-ink);
  text-decoration: none;
  font-family: Syne, "Noto Sans SC", system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 1.125rem;
  white-space: nowrap;
}

body.target-theme-default .brand small {
  color: var(--zs-accent);
  font-family: "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
}

body.target-theme-default .zs-nav-desktop {
  display: none;
  align-items: center;
  gap: 16px;
}

body.target-theme-default .zs-nav-desktop a {
  color: var(--zs-muted);
  text-decoration: none;
  font-size: 12px;
  white-space: nowrap;
  transition: color 0.2s ease;
}

body.target-theme-default .zs-nav-desktop a:hover,
body.target-theme-default .zs-nav-desktop a.is-active {
  color: var(--zs-ink);
}

body.target-theme-default .zs-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: var(--zs-accent);
  color: #fff !important;
  font-weight: 500;
  padding: 8px 20px;
  transition: background 0.2s ease;
}

body.target-theme-default .zs-cta:hover {
  background: var(--zs-accent-bright);
  color: #fff !important;
}

body.target-theme-default .zs-menu-toggle {
  display: inline-flex;
  align-items: center;
  border: 0;
  background: transparent;
  color: var(--zs-muted);
  font-size: 0.875rem;
  cursor: pointer;
  padding: 4px 0;
}

body.target-theme-default .zs-nav-mobile {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 1px solid var(--zs-line);
  background: var(--zs-mist);
  padding: 20px 24px;
}

body.target-theme-default .zs-nav-mobile[hidden] {
  display: none !important;
}

body.target-theme-default .zs-nav-mobile a {
  color: var(--zs-muted);
  text-decoration: none;
  font-size: 0.875rem;
}

body.target-theme-default .zs-nav-mobile a.is-active {
  color: var(--zs-ink);
}

body.target-theme-default .zs-nav-mobile .zs-cta {
  text-align: center;
  padding: 10px 20px;
  color: #fff !important;
}

@media (min-width: 1280px) {
  body.target-theme-default .zs-nav-desktop {
    display: flex;
  }

  body.target-theme-default .zs-menu-toggle,
  body.target-theme-default .zs-nav-mobile {
    display: none !important;
  }
}

body.target-theme-default main.wrap {
  padding-top: 96px;
  padding-bottom: 72px;
}

body.target-theme-default .hero {
  margin: 12px 0 36px;
  padding: 36px 32px;
  border: 1px solid var(--zs-line);
  border-radius: 1.5rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(238, 242, 247, 0.88));
  box-shadow: 0 18px 40px rgba(11, 21, 36, 0.06);
}

body.target-theme-default .hero h1 {
  margin: 0 0 12px;
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--zs-ink);
}

body.target-theme-default .hero p {
  margin: 0;
  max-width: 46rem;
  color: var(--zs-muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

body.target-theme-default .cat-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 0 0 22px;
}

body.target-theme-default .cat-nav a {
  color: var(--zs-accent);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 12px;
  border: 1px solid var(--zs-line);
  border-radius: 999px;
  background: var(--zs-panel);
  transition:
    color 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease;
}

body.target-theme-default .cat-nav a:hover {
  color: var(--zs-ink);
  border-color: color-mix(in srgb, var(--zs-accent) 40%, var(--zs-line));
  background: color-mix(in srgb, var(--zs-accent) 8%, white);
}

body.target-theme-default .cat-box {
  margin: 0 0 28px;
  padding: 22px 22px 24px;
  border: 1px solid var(--zs-line);
  border-radius: 1.5rem;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.96), rgba(238, 242, 247, 0.9));
  box-shadow: 0 14px 32px rgba(11, 21, 36, 0.05);
}

body.target-theme-default .cat-box-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--zs-line);
}

body.target-theme-default .cat-box-head h2 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--zs-ink);
}

body.target-theme-default .cat-count {
  color: var(--zs-stone);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
}

body.target-theme-default .list {
  display: grid;
  gap: 18px;
}

body.target-theme-default .cat-box .list {
  gap: 14px;
}

body.target-theme-default .cat-box .card {
  border-radius: 1.15rem;
  box-shadow: none;
}

body.target-theme-default .card {
  border: 1px solid var(--zs-line);
  border-radius: 1.35rem;
  background: var(--zs-panel);
  padding: 24px 26px;
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.3s ease,
    border-color 0.25s ease;
}

body.target-theme-default .card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--zs-accent) 35%, var(--zs-line));
  box-shadow: 0 14px 34px rgba(26, 58, 92, 0.1);
}

body.target-theme-default .card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
  color: var(--zs-stone);
  font-size: 0.75rem;
}

body.target-theme-default .chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(26, 58, 92, 0.1);
  color: var(--zs-accent);
  font-weight: 600;
}

body.target-theme-default .card h2 {
  margin: 0 0 10px;
  font-size: 1.25rem;
  line-height: 1.35;
}

body.target-theme-default .card h2 a {
  color: var(--zs-ink);
  text-decoration: none;
}

body.target-theme-default .card h2 a:hover {
  color: var(--zs-accent-bright);
}

body.target-theme-default .summary {
  margin: 0 0 16px;
  color: var(--zs-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

body.target-theme-default .read,
body.target-theme-default .back {
  display: inline-flex;
  align-items: center;
  color: var(--zs-accent);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

body.target-theme-default .read:hover,
body.target-theme-default .back:hover {
  color: var(--zs-accent-bright);
  text-decoration: underline;
  text-underline-offset: 4px;
}

body.target-theme-default .empty,
body.target-theme-default .card.empty {
  text-align: center;
  color: var(--zs-muted);
  padding: 48px 28px;
}

body.target-theme-default .detail {
  margin-top: 12px;
  border: 1px solid var(--zs-line);
  border-radius: 1.5rem;
  background: var(--zs-panel);
  padding: 36px 32px 44px;
  box-shadow: 0 16px 40px rgba(11, 21, 36, 0.05);
}

body.target-theme-default .detail h1 {
  margin: 8px 0 16px;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

body.target-theme-default .detail .summary {
  -webkit-line-clamp: unset;
  overflow: visible;
  display: block;
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--zs-line);
  font-size: 1.02rem;
}

body.target-theme-default .content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--zs-ink);
}

body.target-theme-default .content h2,
body.target-theme-default .content h3 {
  margin-top: 1.6em;
  letter-spacing: -0.02em;
}

body.target-theme-default .content p {
  margin: 0.9em 0;
}

body.target-theme-default .content a {
  color: var(--zs-accent);
}

body.target-theme-default .zs-site-footer {
  border-top: 1px solid var(--zs-line);
  background: var(--zs-panel);
  padding: 64px 0 0;
  color: var(--zs-muted);
  font-size: 0.875rem;
}

body.target-theme-default .zs-footer-grid {
  display: grid;
  gap: 40px;
  margin-bottom: 48px;
  max-width: 80rem;
}

@media (min-width: 768px) {
  body.target-theme-default .zs-footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1fr auto;
  }
}

body.target-theme-default .zs-footer-logo {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

body.target-theme-default .zs-footer-logo .zs-brand {
  font-family: Syne, "Noto Sans SC", system-ui, sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--zs-ink);
}

body.target-theme-default .zs-footer-logo .zs-name {
  font-size: 0.875rem;
  color: var(--zs-accent);
}

body.target-theme-default .zs-footer-brand p {
  margin: 0 0 16px;
  max-width: 20rem;
  line-height: 1.65;
  color: var(--zs-muted);
}

body.target-theme-default .zs-footer-brand > a {
  color: var(--zs-muted);
  text-decoration: none;
}

body.target-theme-default .zs-footer-brand > a:hover {
  color: var(--zs-ink);
}

body.target-theme-default .zs-site-footer h4 {
  margin: 0 0 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--zs-ink);
}

body.target-theme-default .zs-site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

body.target-theme-default .zs-site-footer li + li {
  margin-top: 8px;
}

body.target-theme-default .zs-site-footer ul a {
  color: var(--zs-muted);
  text-decoration: none;
  font-weight: 400;
}

body.target-theme-default .zs-site-footer ul a:hover {
  color: var(--zs-ink);
  text-decoration: none;
}

body.target-theme-default .zs-qr {
  width: 96px;
  height: 96px;
  overflow: hidden;
  border-radius: 1rem;
  background: var(--zs-mist);
}

body.target-theme-default .zs-qr img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body.target-theme-default .zs-footer-copy {
  max-width: 80rem;
  border-top: 1px solid var(--zs-line);
  padding: 24px 24px 40px;
  text-align: center;
  color: var(--zs-muted);
  font-size: 0.875rem;
}

body.target-theme-default .zs-footer-copy a {
  color: inherit;
  text-decoration: none;
  font-weight: 400;
}

body.target-theme-default .zs-footer-copy a:hover {
  color: var(--zs-ink);
}

@media (max-width: 720px) {
  body.target-theme-default .hero {
    padding: 28px 20px;
  }

  body.target-theme-default .card,
  body.target-theme-default .detail {
    padding: 22px 18px;
  }

  body.target-theme-default main.wrap {
    padding-top: 88px;
  }
}