/* Custom visual refinements layered over minima (dark skin) */

:root {
  --accent: #3b82f6; /* tech blue */
  --bg: #0e0f12;
  --text: #e6e6e6;
  --muted: #9aa3ab;
  --card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
}

html, body {
  background-color: var(--bg);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto,
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    "Helvetica Neue", Arial, "Noto Sans CJK SC", "Noto Sans SC",
    sans-serif;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  color: var(--text);
}

.wrapper {
  max-width: 860px;
  padding: 0 1.2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(8px);
  background-color: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid var(--border);
}

.site-title {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.site-nav .page-link {
  color: var(--muted);
  transition: color 0.2s ease;
}
.site-nav .page-link:hover {
  color: var(--text);
}

.page-content {
  padding-top: 1.2rem;
}

/* Hero section on home */
.hero {
  margin: 1.2rem 0 1.6rem;
  padding: 1.2rem 1.2rem;
  border: 1px solid var(--border);
  background: linear-gradient(
    to bottom right,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.02)
  );
  border-radius: 14px;
}
.hero-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0 0 0.3rem;
}
.hero-subtitle {
  margin: 0;
  color: var(--muted);
}

/* Post list as subtle cards */
.post-list {
  list-style: none;
  margin-left: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.post-list > li {
  border: 1px solid var(--border);
  background-color: var(--card);
  border-radius: 12px;
  padding: 14px 16px;
  transition: transform 0.12s ease, border-color 0.12s ease,
    background-color 0.12s ease;
}
.post-list > li:hover {
  transform: translateY(-1px);
  border-color: rgba(59, 130, 246, 0.5);
  background-color: rgba(255, 255, 255, 0.06);
}
.post-list .post-meta {
  color: var(--muted);
  font-size: 0.85rem;
}
.post-list .post-link {
  color: var(--text);
  text-decoration: none;
}
.post-list .post-link:hover {
  text-decoration: underline;
}

.post-title {
  letter-spacing: 0.2px;
}

.post .post-header p {
  color: var(--muted);
}

a {
  color: var(--accent);
}

/* Images */
.post-content img,
.post img {
  border-radius: 10px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

/* Blockquotes */
blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  margin: 1rem 0;
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

/* Code blocks */
pre,
.highlight {
  background: #0b0d10;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  overflow: auto;
}
code {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 0.4rem;
  padding: 0.1rem 0.35rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

/* Tag chips in post header and tag pages */
.post .post-header a code,
a[href^="/tag/"] code {
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.35);
  color: #b9d3ff;
  font-size: 0.75rem;
  border-radius: 999px;
  padding: 0.15rem 0.5rem;
  margin-right: 0.25rem;
  display: inline-block;
}

.rss-subscribe {
  color: var(--muted);
}

/* Footer */
.footer {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 2rem;
}
.site-footer {
  border-top: 1px solid var(--border);
}
.site-footer .footer-col-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}
.site-footer a {
  color: var(--muted);
}
.site-footer a:hover {
  color: var(--text);
}

.site-footer .footer-links #busuanzi_container_site_uv,
.site-footer .footer-links #busuanzi_container_site_pv {
  color: var(--muted);
}

/* Small tweaks */
.page-heading,
.post-list-heading {
  margin-top: 0.5rem;
}

/* Project grid */
.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 0.5rem;
}
@media (min-width: 680px) {
  .project-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 980px) {
  .project-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.project-card {
  display: block;
  border: 1px solid var(--border);
  background-color: var(--card);
  border-radius: 12px;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.12s ease, border-color 0.12s ease,
    background-color 0.12s ease;
}
.project-card:hover {
  transform: translateY(-1px);
  border-color: rgba(59, 130, 246, 0.5);
  background-color: rgba(255, 255, 255, 0.06);
}
.project-card-title {
  font-weight: 700;
  margin: 0 0 6px;
}
.project-card-desc {
  margin: 0 0 10px;
  color: var(--muted);
}
.project-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}
.gh-icon {
  color: var(--muted);
}

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: white !important;
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.12s ease, filter 0.12s ease;
}
.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}