:root {
  --bg: #0e1116;
  --bg-glow: #1b2433;
  --surface: #161b22;
  --surface-hover: #1d242e;
  --border: #2a3340;
  --border-hover: #3d5a80;
  --text: #e6edf3;
  --text-muted: #9aa7b4;
  --accent: #6ea8fe;
  --accent-strong: #4f86f7;
  --radius: 16px;
  --maxw: 760px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1100px 600px at 50% -10%, var(--bg-glow), transparent 60%),
    var(--bg);
  display: flex;
  justify-content: center;
  line-height: 1.5;
}

.page {
  width: 100%;
  max-width: var(--maxw);
  padding: clamp(2rem, 6vw, 5rem) 1.25rem 3rem;
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 5vw, 3.25rem);
}

/* Hero */
.hero {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero__logo {
  image-rendering: pixelated;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.45));
  margin-bottom: 0.25rem;
}

.hero__title {
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(180deg, #ffffff, #b9c6d3);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: clamp(1rem, 3vw, 1.15rem);
  max-width: 38ch;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.25rem 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease,
    background 0.15s ease, box-shadow 0.15s ease;
}

.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: var(--border-hover);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  outline: none;
}

.card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.card__name {
  font-size: 1.25rem;
  font-weight: 700;
}

.card__desc {
  color: var(--text-muted);
}

.card__cta {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

/* Footer */
.footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

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

.footer a:hover {
  text-decoration: underline;
}

@media (min-width: 620px) {
  .cards {
    grid-template-columns: 1fr 1fr;
  }
  /* First card spans full width on top */
  .card:first-child {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .card {
    transition: none;
  }
  .card:hover,
  .card:focus-visible {
    transform: none;
  }
}