:root {
  --bg: #0d0d0d;
  --surface: #161616;
  --border: #262626;
  --text: #e0e0e0;
  --text-muted: #888;
  --accent: #6ee7b7;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  justify-content: center;
}

.container {
  max-width: 640px;
  width: 100%;
  padding: 4rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  margin-bottom: 3rem;
}

h1 {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.tagline {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.about {
  margin-bottom: 3rem;
}

.about p {
  color: var(--text-muted);
  font-size: 1rem;
}

.currently {
  margin-bottom: 3rem;
}

.currently ul {
  list-style: none;
  padding: 0;
}

.currently li {
  color: var(--text-muted);
  font-size: 0.95rem;
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.currently li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.85rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

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

a:hover {
  text-decoration: underline;
}

h2 {
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.project-grid {
  display: grid;
  gap: 0.75rem;
}

.project-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  transition: border-color 0.15s;
  text-decoration: none;
  color: var(--text);
}

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

.project-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.project-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.project-card.empty {
  border-style: dashed;
  text-align: center;
}

.project-card.empty p {
  color: var(--text-muted);
  font-style: italic;
}

main {
  flex: 1;
}

footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

footer p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

@media (max-width: 480px) {
  .container {
    padding: 2.5rem 1rem 1.5rem;
  }

  h1 {
    font-size: 1.6rem;
  }
}