:root {
  --bg: #16171a;
  --bg-raised: #1e2024;
  --text: #f0f0ee;
  --text-muted: #a3a39c;
  --border: #303236;
  --accent: #e0b26a;
  --accent-soft: #2c2415;
  --badge-dev: #e0b26a;
  --badge-dev-bg: #2c2415;
  --badge-soon: #a3a39c;
  --badge-soon-bg: #26272b;
  --badge-paused: #7a9cc6;
  --badge-paused-bg: #1c2733;
  --accent-muted: #6b5638;
  --border-hover: #56585f;
  --max-width: 720px;
  --radius: 18px;
  --radius-sm: 8px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.in-view {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

header.site {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  transition: opacity 0.3s var(--ease);
}

.brand:hover {
  text-decoration: none;
  opacity: 0.85;
}

main {
  padding: 64px 0 32px;
}

.hero {
  position: relative;
  padding: 32px 0 56px;
}

.hero::before {
  content: "";
  position: absolute;
  top: -140px;
  left: 50%;
  width: 680px;
  height: 680px;
  transform: translateX(-50%);
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 16%, transparent) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 14px;
  letter-spacing: -0.03em;
}

.hero p.lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0;
}

section.about p {
  color: var(--text-muted);
}

h2.section-heading {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 28px;
  padding-top: 8px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 64px;
}

.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: block;
  color: var(--text);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

a.card:hover {
  text-decoration: none;
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.32);
}

.card.locked {
  opacity: 0.72;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
}

.card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.card p {
  margin: 0 0 12px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 2px 7px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 20px;
  white-space: nowrap;
}

.badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

.badge.dev {
  color: var(--badge-dev);
  background: var(--badge-dev-bg);
}

.badge.soon {
  color: var(--badge-soon);
  background: var(--badge-soon-bg);
}

.badge.paused {
  color: var(--badge-paused);
  background: var(--badge-paused-bg);
}

/* Project detail page */

.project-hero {
  padding: 8px 0 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.project-hero .badge {
  margin-bottom: 14px;
}

.project-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.project-hero p.lede {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.stack-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.activity {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 24px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.activity-status {
  font-size: 0.95rem;
  color: var(--text);
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.activity-status strong {
  color: var(--accent);
}

.activity-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.activity-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.activity-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.activity-value {
  font-size: 1.05rem;
  font-weight: 600;
}

.activity-sparkline rect,
.activity-sparkline path {
  transition: opacity 0.3s var(--ease);
}

.activity-sparkline rect:hover,
.activity-sparkline path:hover {
  opacity: 0.75;
}

.highlights {
  display: grid;
  gap: 24px;
  margin: 40px 0;
}

.highlight h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.highlight p {
  margin: 0;
  color: var(--text-muted);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.3s var(--ease);
}

.back-link svg {
  transition: transform 0.3s var(--ease);
}

.back-link:hover svg {
  transform: translateX(-3px);
}

footer.site {
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.contrib-graph {
  margin-top: 40px;
}

.contrib-graph a {
  display: block;
}

.contrib-graph-svg {
  display: block;
  width: 100%;
  max-width: 673px;
  height: auto;
}

.contrib-graph-svg rect {
  transition: opacity 0.3s var(--ease);
}

.contrib-graph-svg rect:hover {
  opacity: 0.7;
}

@media (max-width: 560px) {
  .hero h1 {
    font-size: 1.9rem;
  }
}