:root {
  --primary-blue: #3b82f6;
  --primary-blue-dark: #1d4ed8;
  --primary-blue-light: #60a5fa;
  --bg-dark: #050816;
  --bg-dark-alt: #0b1120;
  --text-primary: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #dc2626;
  --border-soft: #1f2937;
  --border-blue: rgba(59, 130, 246, 0.3);
  --max-width: 1120px;
  --radius-lg: 16px;
  --shadow-soft: 0 20px 60px rgba(15, 23, 42, 0.75);
  --shadow-glow: 0 24px 80px rgba(59, 130, 246, 0.4);
  --shadow-card: 0 8px 20px rgba(15, 23, 42, 0.7);
  --transition-fast: 0.18s ease-out;
}

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

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at top left, #1d2438 0%, #020617 50%, #000 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: radial-gradient(circle at top left, rgba(30, 64, 175, 0.45), rgba(15, 23, 42, 0.95));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--primary-blue-light), var(--primary-blue-dark) 50%, var(--bg-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: var(--shadow-card);
  position: relative;
}

.logo-mark::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.logo-text-main {
  font-size: 1.25rem;
  font-weight: 700;
}

.logo-text-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

nav a:hover {
  color: var(--primary-blue-light);
}

.btn {
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
  color: #eff6ff;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-blue);
  color: var(--primary-blue-light);
}

.btn-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--primary-blue);
}

.hero {
  padding: 7rem 0 5rem;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.tagline {
  font-size: 0.95rem;
  color: var(--primary-blue-light);
  margin-bottom: 1.5rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero-badges {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 3rem;
}

.badge {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid var(--border-blue);
  font-size: 0.85rem;
  color: var(--primary-blue-light);
}

.value-props,
.content-section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-kicker {
  font-size: 0.9rem;
  color: var(--primary-blue-light);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto;
}

.props-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.prop-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all 0.3s;
}

.prop-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.prop-icon {
  font-size: 2.5rem;
  color: var(--primary-blue-light);
  margin-bottom: 1rem;
}

.prop-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.prop-card p {
  color: var(--text-muted);
  line-height: 1.7;
}

.cta-section {
  padding: 5rem 0;
  text-align: center;
  background: rgba(15, 23, 42, 0.4);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.cta-section h2 {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.cta-note {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-style: italic;
}

.content-body {
  max-width: 800px;
  margin: 0 auto;
}

.content-body h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

.content-body h2 {
  font-size: 2rem;
  margin: 3rem 0 1rem;
}

.content-body h3 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
}

.content-body p {
  margin-bottom: 1.5rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.content-body ul {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
  color: var(--text-muted);
}

.content-body li {
  margin-bottom: 0.5rem;
}

.content-body a {
  color: var(--primary-blue-light);
  text-decoration: none;
}

.content-body a:hover {
  text-decoration: underline;
}

.lead {
  font-size: 1.25rem;
  color: var(--primary-blue-light);
  margin-bottom: 2rem;
}

.cta-inline {
  margin-top: 4rem;
  padding: 2.5rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid var(--border-blue);
  border-radius: var(--radius-lg);
  text-align: center;
}

.cta-inline h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.cta-inline p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-soft);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

footer p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

footer a {
  color: var(--primary-blue-light);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .nav-bar {
    flex-direction: column;
    gap: 1rem;
  }
  
  nav ul {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .props-grid {
    grid-template-columns: 1fr;
  }
}