:root {
  --bg-dark: #0f172a;
  --bg-light: #ffffff;
  --bg-alt: #f8fafc;
  --text-dark: #0f172a;
  --text-light: #ffffff;
  --accent: #2563eb;
  --muted: #64748b;
}

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

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background: var(--bg-light);
}

.container {
  max-width: 1100px;
  margin: auto;
  padding: 2rem;
}

.container.narrow {
  max-width: 700px;
}

.center {
  text-align: center;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, var(--bg-dark), #020617);
  color: var(--text-light);
  padding: 6rem 2rem;
  text-align: center;
}

.hero h1 {
  font-size: 4rem;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.tagline {
  font-size: 1.2rem;
  color: #cbd5f5;
  margin-bottom: 2rem;
}

/* BUTTON */
.btn-primary {
  display: inline-block;
  padding: 0.9rem 1.8rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
}

.btn-primary:hover {
  background: #1d4ed8;
}

/* SECTIONS */
.section {
  padding: 4rem 0;
}

.section.alt {
  background: var(--bg-alt);
}

.section h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.card h3 {
  margin-bottom: 0.5rem;
}

/* VALUE LIST */
.value-list {
  list-style: none;
}

.value-list li {
  padding: 0.4rem 0;
  font-size: 1.05rem;
}

/* ACQUIRE */
.acquire {
  background: #020617;
  color: #e5e7eb;
}

.acquire h2 {
  color: #fff;
}

.email a {
  color: #93c5fd;
  font-size: 1.2rem;
  font-weight: 600;
  text-decoration: none;
}

.note {
  margin-top: 1rem;
  color: #94a3b8;
  font-size: 0.9rem;
}

/* FOOTER */
footer {
  background: #020617;
  color: #64748b;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
}

/* MOBILE */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 2.8rem;
  }
}