:root {
  --bg: #0f1115;
  --card: #171a21;
  --text: #e6e6eb;
  --muted: #a0a4b8;
  --accent: #6b8cff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, #0f1115, #0b0d12);
  color: var(--text);
  min-height: 100vh;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

header {
  margin-bottom: 3rem;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  margin: 0 0 0.5rem 0;
}

.subtitle {
  color: var(--muted);
  max-width: 600px;
  line-height: 1.6;
  margin: 0;
}

.links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
}

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 1.4rem 1.4rem 1.6rem;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.04);
  position: relative;
  overflow: hidden;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--x, 50%) var(--y, 50%), rgba(107, 140, 255, 0.12), transparent 40%);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.card:hover::after {
  opacity: 1;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  border-color: rgba(107, 140, 255, 0.3);
}

.card h2 {
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 0.4rem 0;
}

.card p {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

footer {
  margin-top: 4rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

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

  header {
    margin-bottom: 2.2rem;
  }
}