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

:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #1565c0;
  --primary-dark: #0d47a1;
  --border: #e2e8f0;
  --shadow: 0 10px 40px rgba(15, 23, 42, 0.08);
}

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

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-outline {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.hero {
  padding: 5rem 0 4rem;
  background: linear-gradient(180deg, #eef4fb 0%, var(--bg) 100%);
}

.hero-inner {
  max-width: 720px;
}

.eyebrow {
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.features {
  padding: 4rem 0;
}

.features h2,
.contact h2 {
  font-size: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.feature-card h3 {
  margin-bottom: 0.5rem;
  color: var(--primary);
}

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

.contact {
  padding: 4rem 0 5rem;
}

.contact-inner {
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 3rem 2rem;
  box-shadow: var(--shadow);
}

.contact-inner p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .nav a:not(.btn) {
    display: none;
  }
}