/* 科技：蓝图坐标、轨道信号和编号记录，结构化而非发光文字堆砌。 */
:root {
  --bg: #f3f6fc;
  --surface: #fff;
  --text: #1c2e49;
  --muted: #61728a;
  --line: #d9e2f0;
  --accent: #225acc;
  --soft: #e7effd;
  --code: #eaf0f8;
  --scrollbar: #afbfda;
  --radius: 8px;
  --tech-grid: #e4eaf5;
  --tech-node: #309bb8;
}
:root.dark {
  --bg: #111824;
  --surface: #192333;
  --text: #e1eaf8;
  --muted: #9cacbf;
  --line: #2d3e57;
  --accent: #85b2ff;
  --soft: #213453;
  --code: #142031;
  --scrollbar: #3b526e;
  --tech-grid: #1e2a3d;
  --tech-node: #63d0dc;
}
.theme-technology .site-header {
  background: var(--surface);
  border-top: 3px solid var(--accent);
}
.theme-technology .header-inner {
  max-width: 1350px;
  min-height: 74px;
}
.theme-technology .brand {
  font-weight: 750;
}
.technology-workspace {
  max-width: 1280px;
}
.tech-overview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  position: relative;
  padding: 42px;
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--tech-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--tech-grid) 1px, transparent 1px), var(--surface);
  background-size: 32px 32px;
  margin-bottom: 32px;
  border-radius: 10px;
}
.tech-overview::before,
.tech-overview::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border-color: var(--accent);
  border-style: solid;
  pointer-events: none;
}
.tech-overview::before {
  top: -1px;
  left: -1px;
  border-width: 3px 0 0 3px;
  border-radius: 10px 0 0;
}
.tech-overview::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 3px 3px 0;
  border-radius: 0 0 10px;
}
.tech-overview h1 {
  letter-spacing: -0.04em;
  max-width: 14em;
}
.tech-overview .intro-kicker {
  font-family: Consolas, "Microsoft YaHei", monospace;
  font-size: 11px;
  letter-spacing: 0.22em;
}
.tech-overview .intro-copy {
  align-self: center;
}
.intro-stats {
  grid-column: 1/-1;
  display: flex;
  gap: 0;
  padding-top: 24px;
  margin: 24px 0 0;
  border-top: 1px solid var(--line);
}
.intro-stats > div {
  display: flex;
  flex-direction: row-reverse;
  align-items: baseline;
  gap: 8px;
  justify-content: flex-end;
  padding: 0 36px;
  border-right: 1px solid var(--line);
}
.intro-stats > div:first-child {
  padding-left: 0;
}
.intro-stats > div:last-child {
  border: 0;
}
.intro-stats dt {
  font-size: 11px;
  color: var(--muted);
}
.intro-stats dd {
  font:
    30px/1.2 Consolas,
    monospace;
  margin: 0;
  color: var(--accent);
}
.tech-radar {
  height: 220px;
  width: 220px;
  position: relative;
  justify-self: center;
}
.radar-ring,
.radar-orbit {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 50%;
  inset: 12px;
}
.ring-two {
  inset: 38px;
  border-style: dashed;
}
.radar-orbit {
  inset: 0;
  border-top: 2px solid var(--accent);
  border-bottom: 2px solid var(--tech-node);
  animation: tech-orbit 20s linear infinite;
}
.radar-core {
  position: absolute;
  inset: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.5;
  font-size: 12px;
  font-weight: 600;
  background: var(--soft);
  color: var(--accent);
  border: 1px solid var(--line);
  transform: rotate(-45deg);
  border-radius: 18px;
}
.radar-node {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--tech-node);
}
.node-one {
  top: 36px;
  left: 43px;
}
.node-two {
  right: 19px;
  bottom: 51px;
  background: var(--accent);
}
.tech-workbench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: 24px;
}
.theme-archive .tech-workbench {
  grid-template-columns: minmax(0, 1fr);
}
.tech-feed {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.tech-section-bar {
  display: flex;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
  font-size: 11px;
  color: var(--muted);
}
.tech-section-bar > span:first-child {
  color: var(--accent);
  font-weight: 600;
}
.tech-entry {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
}
.tech-entry .card-index {
  color: var(--accent);
  font:
    19px/1.8 Consolas,
    monospace;
  padding-top: 4px;
}
.tech-entry h2 {
  font-size: 24px;
  margin-top: 8px;
}
.tech-entry .card-summary {
  font-size: 14px;
}
.tech-entry-footer {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
}
.tech-entry-footer .read-more {
  margin-left: auto;
  font-size: 12px;
}
.tech-workspace .article-card:hover,
.tech-entry:hover {
  border-color: var(--accent);
}
.technology-workspace .home-sidebar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.technology-workspace .sidebar-section h2 {
  font-size: 12px;
  color: var(--accent);
}
.technology-workspace .taxonomy-count {
  font-family: Consolas, monospace;
}
.tech-reading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 246px;
  align-items: start;
  gap: 28px;
}
.tech-document {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 6px;
  padding: 42px;
}
.tech-document .article-header {
  position: relative;
  border-bottom: 1px dashed var(--line);
}
.tech-document .prose h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.tech-document .prose h2::before {
  content: "";
  flex-shrink: 0;
  width: 8px;
  height: 18px;
  background: var(--accent);
}
.technology-workspace .article-rail .toc {
  background: var(--surface);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 6px;
}
.technology-workspace .ad-card {
  border-radius: 6px;
}
.technology-workspace .ad-badge {
  color: var(--accent);
}
@keyframes tech-orbit {
  to {
    transform: rotate(360deg);
  }
}
@media (max-width: 980px) {
  .tech-overview {
    grid-template-columns: minmax(0, 1fr) 190px;
    padding: 30px;
  }
  .tech-radar {
    width: 180px;
    height: 180px;
  }
  .radar-core {
    inset: 49px;
  }
  .tech-reading {
    grid-template-columns: minmax(0, 1fr);
  }
  .tech-document {
    padding: 32px;
  }
}
@media (max-width: 760px) {
  .tech-overview {
    padding: 24px;
    grid-template-columns: minmax(0, 1fr);
  }
  .tech-radar {
    display: none;
  }
  .intro-stats {
    margin-top: 18px;
    gap: 18px;
  }
  .intro-stats > div {
    padding: 0 18px 0 0;
    gap: 4px;
  }
  .intro-stats dd {
    font-size: 24px;
  }
  .intro-stats dt {
    font-size: 10px;
  }
  .tech-workbench,
  .tech-reading {
    display: block;
  }
  .tech-feed {
    padding: 20px;
  }
  .tech-entry {
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 10px;
  }
  .tech-entry h2 {
    font-size: 22px;
  }
  .tech-document {
    padding: 26px 20px;
  }
  .technology-workspace .article-rail .toc {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .radar-orbit {
    animation: none;
  }
}