:root {
  --royal-blue: #1f3c88;
  --royal-blue-light: #e9edfa;
  --cognac: #9a5a2a;
  --cognac-light: #f3e5d8;
  --dark: #2c2c2c;
  --white: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--dark);
  background: #f6f7fb;
  line-height: 1.6;
}

img { border-radius: 16px; max-width: 100%; }

.site-header {
  background: linear-gradient(135deg, var(--royal-blue), #142c66);
  color: var(--white);
}

.nav {
  max-width: 1200px;
  margin: auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo { width: 36px; height: 36px; }

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--white);
  text-decoration: none;
}

.nav-links a:hover { text-decoration: underline; }

.greeting {
  background: var(--cognac-light);
  text-align: center;
  padding: 0.6rem;
  font-weight: 500;
}

.hero {
  background: var(--royal-blue-light);
  padding: 4rem 2rem;
}

.hero-container {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.cta {
  display: inline-block;
  margin-top: 1rem;
  background: var(--cognac);
  color: var(--white);
  padding: 0.8rem 1.6rem;
  border-radius: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.services, .platforms, .contact {
  background: var(--white);
  padding: 4rem 2rem;
}

.service-grid {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.card {
  background: #f6f7fb;
  padding: 2rem;
  border-radius: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.12);
}

.platform-list {
  max-width: 800px;
  margin: auto;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.platform-list li {
  background: var(--royal-blue-light);
  padding: 1rem 1.5rem;
  border-radius: 12px;
}

.contact form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact input, .contact textarea {
  padding: 0.6rem;
  border-radius: 6px;
  border: 1px solid #ccc;
}

.contact button {
  background: var(--royal-blue);
  color: var(--white);
  padding: 0.7rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

.contact button:hover { background: #142c66; }

.site-footer {
  background: var(--royal-blue);
  color: var(--white);
  text-align: center;
  padding: 1.5rem;
}

@media (max-width: 900px) {
  .hero-container { grid-template-columns: 1fr; text-align: center; }
}