:root {
  --bg: #0f172a;
  --bg-light: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #38bdf8;
}

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

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.header {
  border-bottom: 1px solid #1f2933;
  background: rgba(15, 23, 42, 0.9);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-weight: 600;
  letter-spacing: 0.5px;
}

.nav a {
  margin-left: 1.5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
}

/* Hero */
.hero {
  padding: 6rem 0;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  max-width: 600px;
  color: var(--muted);
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  border-radius: 4px;
}

.btn:hover {
  background: var(--accent);
  color: #020617;
}

/* Services */
.services {
  background: var(--bg-light);
  padding: 4rem 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.card {
  border: 1px solid #1f2933;
  padding: 2rem;
  border-radius: 6px;
}

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

.card p {
  color: var(--muted);
}

/* Footer */
.footer {
  padding: 2rem 0;
  border-top: 1px solid #1f2933;
  text-align: center;
  color: var(--muted);
}