* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: #0f172a;
  background: #020617;
}

main {
  background: radial-gradient(circle at top left, #0f172a 0, #020617 50%, #020617 100%);
}

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

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero {
  padding: 3.5rem 0 3rem;
  background: radial-gradient(circle at top left, #1d2445 0, #020617 50%, #020617 100%);
  color: #e5e7eb;
}

.hero-content {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.5rem;
}

.brand-logo {
  width: 40px;
  height: 40px;
}

h1 {
  font-size: clamp(2.5rem, 4vw, 3.25rem);
  margin: 0 0 0.75rem;
}

.subtitle {
  font-size: 1.1rem;
  margin: 0 0 1.25rem;
  color: #9ca3af;
}

.lead {
  font-size: 1rem;
  line-height: 1.6;
  max-width: 34rem;
  margin: 0 0 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.btn.primary {
  background: #f97316;
  color: #0b1120;
}

.btn.primary:hover {
  background: #ea580c;
  text-decoration: none;
  transform: translateY(-1px);
}

.btn.secondary {
  background: transparent;
  color: #e5e7eb;
  border-color: #4b5563;
}

.btn.secondary:hover {
  background: rgba(15, 23, 42, 0.7);
  text-decoration: none;
}

.btn.large {
  padding: 0.85rem 1.6rem;
  font-size: 1.05rem;
}

.hero-card {
  flex: 1 1 260px;
  min-width: 260px;
}

.hero-card-inner {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1rem;
  padding: 1.5rem 1.4rem;
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.7);
}

.hero-card-inner h2 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.2rem;
}

.hero-card-inner ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-card-inner li {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  padding-left: 1.1rem;
  position: relative;
  color: #d1d5db;
}

.hero-card-inner li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: #f97316;
}

.section {
  padding: 2.75rem 0;
  color: #e5e7eb;
}

.section-accent {
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.04), rgba(248, 250, 252, 0.02));
}

.section h2 {
  font-size: 1.6rem;
  margin: 0 0 1.5rem;
}

.grid {
  display: grid;
  gap: 1.75rem;
}

.grid.two-cols {
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
}

.grid.three-cols {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
}

.steps li {
  margin-bottom: 1.2rem;
}

.steps strong {
  display: block;
  margin-bottom: 0.15rem;
}

.steps span {
  font-size: 0.95rem;
  color: #d1d5db;
}

.card {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 1rem;
  padding: 1.4rem 1.3rem;
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.card.small {
  padding: 1.1rem 1rem;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: #d1d5db;
}

.note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: #9ca3af;
}

.footer {
  border-top: 1px solid rgba(55, 65, 81, 0.9);
  padding: 1rem 0 1.3rem;
  background: #020617;
  color: #6b7280;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.8rem;
}

.footer-note {
  opacity: 0.85;
}

@media (max-width: 768px) {
  .hero {
    padding-top: 2.5rem;
  }

  .hero-content {
    flex-direction: column;
  }

  .hero-card-inner {
    margin-top: 0.5rem;
  }

  .grid.two-cols {
    grid-template-columns: minmax(0, 1fr);
  }
}