:root {
  --bg: #0b0d10;
  --bg-elev: #14171b;
  --border: #23272d;
  --text: #e6e8eb;
  --text-dim: #9aa2ac;
  --accent: #5b9dff;
  --accent-dim: #345f96;
  --max-width: 760px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  text-decoration: underline;
}

header.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-elev);
}

.site-header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header .brand {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text);
}

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

.site-header .links {
  display: flex;
  gap: 1.5rem;
}

.site-header .links a {
  color: var(--text-dim);
  font-size: 0.95rem;
}

.site-header .links a:hover,
.site-header .links a.active {
  color: var(--text);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
}

h1 {
  font-size: 2rem;
  margin: 0 0 0.4rem;
}

h2 {
  font-size: 1.3rem;
  margin: 2.4rem 0 0.8rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--border);
}

h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

h3 {
  font-size: 1.05rem;
  margin: 1.6rem 0 0.5rem;
  color: var(--text);
}

p {
  color: var(--text-dim);
  margin: 0 0 1rem;
}

.subtitle {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 2.2rem;
}

ul {
  color: var(--text-dim);
  padding-left: 1.3rem;
  margin: 0 0 1rem;
}

li {
  margin-bottom: 0.4rem;
}

strong {
  color: var(--text);
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem 1.4rem;
  margin: 1.5rem 0;
}

.card p:last-child {
  margin-bottom: 0;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 2rem 0;
}

.button {
  display: inline-block;
  padding: 0.7rem 1.3rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  font-size: 0.95rem;
}

.button:hover {
  border-color: var(--accent-dim);
  text-decoration: none;
}

.showcase {
  max-width: 1100px;
  margin: 0.5rem auto 3rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.showcase figure {
  margin: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.showcase img {
  display: block;
  width: 100%;
  height: auto;
}

.showcase figcaption {
  padding: 0.9rem 1.1rem 1.1rem;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.showcase figcaption strong {
  display: block;
  color: var(--text);
  font-size: 0.98rem;
  margin-bottom: 0.15rem;
}

@media (max-width: 720px) {
  .showcase {
    grid-template-columns: 1fr;
  }
}

footer.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.85rem;
  text-align: center;
  padding: 1.5rem;
}

footer.site-footer a {
  color: var(--text-dim);
}

code {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  font-size: 0.9em;
}