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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #1a1a1a;
  background: #f8f9fa;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: #0f172a;
  color: white;
  padding: 1.5rem 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

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

nav a {
  color: #e2e8f0;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.95rem;
}

nav a:hover {
  color: white;
}

.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 0.8rem;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  background: #3b82f6;
  color: white;
  padding: 0.8rem 1.8rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  margin: 0.4rem;
  transition: background 0.2s;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn:hover {
  background: #2563eb;
}

.btn-secondary {
  background: transparent;
  border: 2px solid white;
}

.btn-secondary:hover {
  background: white;
  color: #0f172a;
}

section {
  padding: 3.5rem 0;
}

section:nth-child(even) {
  background: white;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 1.2rem;
  color: #0f172a;
}

ul, ol {
  margin-left: 1.5rem;
  margin-top: 0.8rem;
}

li {
  margin-bottom: 0.5rem;
}

.contact-box {
  background: #f1f5f9;
  padding: 2rem;
  border-radius: 8px;
  margin-top: 1rem;
}

footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 2.5rem 0;
  text-align: center;
  font-size: 0.9rem;
}

footer a {
  color: #94a3b8;
  margin: 0 0.8rem;
  text-decoration: none;
}

footer a:hover {
  color: white;
}

input, select, textarea {
  font-family: inherit;
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  nav a {
    margin-left: 1rem;
  }
}