:root {
  --bg: #0e1116;
  --card: #141922;
  --text: #f4f7fb;
  --muted: #a5adbc;
  --accent: #6ee7b7;
  --border: #1f2633;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(circle at 20% 20%, rgba(110,231,183,0.08), transparent 32%),
              radial-gradient(circle at 80% 0%, rgba(96,165,250,0.08), transparent 28%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.hero {
  padding: 64px 16px 32px;
  text-align: center;
}
.hero__content {
  max-width: 720px;
  margin: 0 auto;
}
.hero__logo {
  width: 72px;
  height: 72px;
  margin-bottom: 16px;
}
.hero h1 { margin: 0 0 8px; font-size: 2.25rem; letter-spacing: -0.01em; }
.hero p { margin: 0; color: var(--muted); }
.hero__actions {
  margin-top: 24px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.section { padding: 0 16px 48px; }
.card-grid {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.info-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.info-card h2 { margin-top: 0; margin-bottom: 8px; }
.info-card p { margin: 0; color: var(--muted); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  text-decoration: none;
  color: #0b1220;
  background: var(--accent);
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(110,231,183,0.25); }
.btn:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
  box-shadow: none;
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.footer {
  padding: 16px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: auto;
}

code { background: rgba(255,255,255,0.04); padding: 2px 6px; border-radius: 6px; }