:root {
  --color-bg-page: #0d1117;
  --color-bg-card: #161b22;
  --color-bg-card-hover: #1c2128;
  --color-border: #21262d;
  --color-border-muted: #30363d;
  --color-text: #e6edf3;
  --color-text-muted: #8b949e;
  --color-text-subtle: #6e7681;
  --color-text-faint: #484f58;
  --color-accent: #58a6ff;
  --color-accent-subtle: #58a6ff11;
  --color-accent-shadow: #58a6ff1a;
  --color-success: #238636;
  --color-success-hover: #2ea043;
  --color-white: #fff;

  /* Spacing */
  --space-xl: 80px;
  --space-lg: 24px;
  --space-md: 20px;
  --space-sm: 16px;
  --space-xs: 12px;
  --space-2xs: 10px;

  /* Border radius */
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 4px;

  /* Font sizes */
  --text-hero: 3rem;
  --text-heading: 1.5rem;
  --text-btn: 0.95rem;
  --text-base: 0.875rem;
  --text-sm: 0.8rem;
  --text-xs: 0.75rem;
}

/* override gitea defaults */
.page-content > :first-child:not(.secondary-nav) {
  margin-top: 0 !important;
  margin: 0 !important;
}


#alex-landing {
  min-height: 100vh;
  background: var(--color-bg-page);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Hero */
.hero {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: var(--space-xl);
  padding-right: var(--space-lg);
  padding-bottom: 60px;
  padding-left: var(--space-lg);
  text-align: center;
}
.hero-inner {
  max-width: 640px;
}
.hero h1 {
  font-size: var(--text-hero);
  font-weight: 800;
  margin: 0 0 var(--space-xs);
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Projects section */
.projects-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-xl);
}
.section-header {
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  flex-wrap: wrap;
}
.section-header h2 {
  font-size: var(--text-heading);
  font-weight: 700;
  margin: 0;
  color: var(--color-text);
}


/* Grid */
.repo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-sm);
}

/* Skeleton loaders */
.skeleton-card {
  height: 160px;
  border-radius: var(--radius-lg);
  background: linear-gradient(90deg, var(--color-bg-card) 25%, var(--color-border) 50%, var(--color-bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Repo cards */
.repo-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
}
.repo-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--color-accent-shadow);
}
.repo-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}
.repo-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}
.repo-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.repo-private {
  font-size: 0.7rem;
  background: var(--color-border);
  border: 1px solid var(--color-border-muted);
  border-radius: var(--radius-sm);
  padding: 1px 6px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}
.repo-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.5;
  flex: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.repo-commit {
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2xs);
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
}
.commit-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
  flex-shrink: 0;
}
.commit-msg {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.commit-time {
  color: var(--color-text-faint);
  flex-shrink: 0;
}
.repo-meta {
  display: flex;
  gap: 14px;
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
}
.repo-meta span { display: flex; align-items: center; gap: 4px; }

/* Error state */
.error-msg {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--color-text-muted);
  font-size: var(--text-btn);
}

/* Activity section */
.activity-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-xl);
}
.view-all-link {
  font-size: 0.85rem;
  color: var(--color-accent);
  text-decoration: none;
  margin-left: auto;
}
.view-all-link:hover { text-decoration: underline; }
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.skeleton-activity {
  height: 52px;
  background: linear-gradient(90deg, var(--color-bg-card) 25%, var(--color-border) 50%, var(--color-bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-top: 1px solid var(--color-bg-page);
}
.skeleton-activity:first-child { border-top: none; }
.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-sm);
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-base);
  transition: background 0.15s;
}
.activity-item:first-child { border-top: none; }
.activity-item:hover { background: var(--color-bg-card-hover); }
.activity-op-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  margin-top: 2px;
}
.activity-body { flex: 1; min-width: 0; }
.activity-headline-row {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  min-width: 0;
}
.activity-headline {
  color: var(--color-text);
  line-height: 1.5;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.activity-headline a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}
.activity-headline a:hover { text-decoration: underline; }
.activity-commits {
  margin-top: 5px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-left: 2px;
}
.activity-commit-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  overflow: hidden;
}
.activity-commit-sha {
  font-family: monospace;
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  background: var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1px 5px;
  flex-shrink: 0;
  text-decoration: none;
}
.activity-commit-sha:hover { color: var(--color-accent); text-decoration: none; }
.activity-commit-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--color-text-muted);
}
.activity-time {
  flex-shrink: 0;
  font-size: 0.75rem;
  color: var(--color-text-faint);
  white-space: nowrap;
  padding-top: 3px;
}

/* ── Heatmap ─────────────────────────────────────────────── */
.heatmap-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-xl);
}
.activity-heatmap {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  overflow-x: auto;
}
.heatmap-svg {
  display: block;
}
.heatmap-month {
  font-size: 9px;
  fill: var(--color-text-muted, #8b949e);
  font-family: inherit;
}
.heatmap-day {
  font-size: 9px;
  fill: var(--color-text-muted, #8b949e);
  font-family: inherit;
}