:root {
  --bg: #0a0a0f;
  --surface: #14141c;
  --surface-border: #24242f;
  --text: #e6e6ea;
  --text-dim: #8a8a96;
  --accent: #6ee7b7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.site-header {
  padding: 4rem 1.5rem 2rem;
  text-align: center;
}

.site-header h1 {
  margin: 0;
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.5rem 0 0;
  color: var(--text-dim);
}

main {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 1rem 1.5rem 3rem;
}

.grid {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 780px;
  width: 100%;
}

.card {
  display: block;
  padding: 1.5rem 1.75rem;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
}

.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.card--active:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.card--soon {
  opacity: 0.45;
  cursor: default;
}

.site-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--text-dim);
  font-size: 0.8rem;
}