:root {
  --navy: #0f172a;
  --blue: #2563eb;
  --muted: #94a3b8;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
}

body {
  background: #ffffff;
  color: #111827;
}

.top-bar {
  background-color: var(--navy);
  color: var(--muted);
  font-size: 0.875rem;
}

.hero-section {
  background:
    linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.85)),
    url("https://images.unsplash.com/photo-1503376780353-7e6692767b70?auto=format&fit=crop&w=1600&q=80") center / cover no-repeat;
  color: #ffffff;
  padding: 120px 0;
}

.hero-copy,
.platform-copy {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.accent-badge {
  background-color: var(--blue);
  color: #ffffff;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.card-custom {
  border: none;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-custom:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
}

.platform-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
}

.platform-kicker {
  color: #93c5fd;
  letter-spacing: 0.08em;
}

.form-control:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
}

#formStatus.success {
  color: #86efac;
}

#formStatus.error {
  color: #fca5a5;
}

@media (max-width: 767.98px) {
  .hero-section {
    padding: 88px 0;
  }

  .hero-section h1 {
    font-size: 2.5rem;
  }

  .contact-links {
    text-align: center;
  }

  .contact-links a {
    display: inline-block;
    margin-top: 0.25rem;
  }
}