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

:root {
  --grass: #5a8f3e;
  --dirt: #8b6914;
  --stone: #7a7a7a;
  --sky: #7ec8e3;
  --night: #0c1445;
  --accent: #55a555;
  --text: #e0e0e0;
  --dark: #2d2d2d;
}

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: linear-gradient(180deg, var(--sky) 0%, #87ceeb 40%, var(--grass) 70%, var(--dirt) 100%);
  min-height: 100vh;
  color: var(--dark);
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 2rem 1rem 2.5rem;
  background: linear-gradient(180deg, rgba(0,0,0,0.25) 0%, transparent 100%);
}

header h1 {
  font-family: 'Courier New', Courier, monospace;
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  color: var(--grass);
  text-shadow: 3px 3px 0 var(--dirt), 6px 6px 0 rgba(0,0,0,0.2);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.tagline {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  color: var(--dark);
  font-weight: 600;
  opacity: 0.95;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

.intro {
  background: rgba(255,255,255,0.85);
  padding: 1.5rem 1.75rem;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  margin-bottom: 2rem;
  border-left: 4px solid var(--grass);
}

.intro p {
  font-size: 1.05rem;
}

section h2 {
  font-family: 'Courier New', Courier, monospace;
  font-size: clamp(0.7rem, 3vw, 0.9rem);
  color: var(--grass);
  margin-bottom: 1.25rem;
  text-align: center;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.card {
  background: rgba(255,255,255,0.9);
  padding: 1.5rem;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.card .icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 0.5rem;
}

.card h3 {
  color: var(--grass);
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.card p {
  font-size: 0.95rem;
  color: var(--dark);
  opacity: 0.9;
}

.features {
  background: rgba(255,255,255,0.85);
  padding: 1.5rem 1.75rem;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  margin-bottom: 2rem;
}

.features ul {
  list-style: none;
}

.features li {
  padding: 0.5rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.features li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--grass);
  font-weight: bold;
}

footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
  color: var(--dark);
  opacity: 0.8;
}

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