:root {
  color-scheme: dark;
  --paper-black: #020617;
  --paper-dark: #0f172a;
  --paper-muted: #94a3b8;
  --paper-white: #f8fafc;
  --paper-accent: #34d399;
  --paper-accent-soft: rgba(52, 211, 153, 0.15);
  --paper-card: rgba(15, 23, 42, 0.85);
}

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

body {
  font-family: "Inter", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: radial-gradient(circle at top left, rgba(16, 185, 129, 0.15), transparent 45%),
    var(--paper-black);
  color: var(--paper-white);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1100px, 100% - 2rem);
  margin: 0 auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(52, 211, 153, 0.15);
  color: #a7f3d0;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero {
  padding: 5rem 0 4rem;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.9) 0%, rgba(2, 6, 23, 0.6) 100%);
}

.hero-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

.hero h1 {
  font-size: clamp(2.2rem, 3vw, 3.3rem);
  line-height: 1.15;
  margin: 1.5rem 0;
}

.hero p {
  color: rgba(248, 250, 252, 0.7);
  font-size: 1.1rem;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  border-radius: 999px;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button.primary {
  background: var(--paper-white);
  color: var(--paper-dark);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.35);
}

.button.secondary {
  border: 1px solid rgba(248, 250, 252, 0.2);
  color: var(--paper-white);
}

.button:hover {
  transform: translateY(-2px);
}

.card {
  background: var(--paper-card);
  border-radius: 1.5rem;
  border: 1px solid rgba(248, 250, 252, 0.1);
  padding: 1.5rem;
  box-shadow: 0 18px 36px rgba(2, 6, 23, 0.5);
}

.code-block {
  background: rgba(2, 6, 23, 0.7);
  border-radius: 1rem;
  padding: 1.25rem;
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.85rem;
  overflow-x: auto;
  color: #cbd5f5;
}

.section {
  padding: 4.5rem 0;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--paper-muted);
  margin-bottom: 2.5rem;
  max-width: 640px;
}

.grid-3 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 800px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.list {
  display: grid;
  gap: 1rem;
}

.list-item {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.2rem;
  border-radius: 1rem;
  border: 1px solid rgba(248, 250, 252, 0.08);
  background: rgba(15, 23, 42, 0.7);
}

.list-item span {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: rgba(248, 250, 252, 0.6);
}

.footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  color: var(--paper-muted);
  font-size: 0.95rem;
}

.footer a {
  color: var(--paper-white);
}