:root {
  --primary: #dbeafe;
  --primary-dark: #04589f;
  --bg-light: #f5f7fb;
  --text-dark: #1f2937;
  --text-muted: #6b7280;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: white;
}

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

/* Layout helpers */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  background: white;
  border-bottom: 1px solid #e5e7eb;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
}

.logo span {
  color: var(--primary);
}

nav a {
  margin-left: 24px;
  font-weight: 500;
  color: var(--text-muted);
}

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

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 80px 0;
}

.hero h1 {
  font-size: 2.6rem;
  margin-bottom: 16px;
}

.hero p {
  font-size: 1.1rem;
  max-width: 600px;
  opacity: 0.95;
}

.hero-actions {
  margin-top: 32px;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 6px;
  font-weight: 600;
  margin-right: 12px;
}

.btn-primary {
  background: white;
  color: black;
}

.btn-primary:hover {
  background: #e8eefc;
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.6);
  color: black;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  padding: 80px 0;
}

.feature-card {
  background: var(--bg-light);
  padding: 32px;
  border-radius: 10px;
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 12px;
}

/* Footer */
.footer {
  background: #111827;
  color: #9ca3af;
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 2rem;
  }

  nav {
    display: none;
  }
}