:root {
  --bg: #05070a;
  --bg-alt: #0b0f16;
  --card: #111722;
  --accent: #4ea3ff;
  --accent-soft: rgba(78, 163, 255, 0.1);
  --text: #f7f7f7;
  --muted: #a5adbb;
  --border: #222a36;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background: radial-gradient(circle at top, #151b28 0, #05070a 55%);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(5, 7, 10, 0.9);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.brand-link {
  text-decoration: none;
  color: var(--text);
}

.brand-name {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
}

.brand-subtitle {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--muted);
  letter-spacing: 0.16em;
  margin-top: 0.15rem;
}

.main-nav a {
  margin-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent);
}

.hero {
  padding: 3.5rem 0 2.75rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.hero-text p {
  color: var(--muted);
  max-width: 38rem;
}

.hero-actions {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-image img {
  display: block;
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: radial-gradient(circle at top left, var(--accent-soft), #05070a);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease,
    transform 0.08s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn.primary {
  background: var(--accent);
  color: #020308;
  font-weight: 500;
}

.btn.primary:hover {
  background: #78b8ff;
  transform: translateY(-1px);
}

.btn.secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn.secondary:hover {
  border-color: var(--accent);
}

.btn.link-btn {
  background: var(--card);
  border-color: var(--border);
}

.btn.link-btn:hover {
  border-color: var(--accent);
}

.pillars,
.resources {
  padding: 2.75rem 0;
}

.pillars h2,
.resources h2 {
  font-size: 1.4rem;
  margin-bottom: 1.6rem;
}

.pillars-grid,
.resources-grid {
  display: grid;
  gap: 1.5rem;
}

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

.resources-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.pillar,
.resource-card {
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid var(--border);
  padding: 1.25rem 1.35rem;
}

.pillar h3,
.resource-card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

.pillar p,
.resource-card p {
  margin: 0 0 0.85rem;
  color: var(--muted);
}

.text-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.text-link:hover {
  text-decoration: underline;
}

.page-main {
  padding-bottom: 3rem;
}

.page-hero {
  padding: 2.75rem 0 1.5rem;
}

.page-hero h1 {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--muted);
  max-width: 40rem;
}

.content-section {
  padding: 0.75rem 0 2.5rem;
}

.content-narrow {
  max-width: 720px;
}

.content-section h2 {
  margin-top: 1.8rem;
  margin-bottom: 0.4rem;
  font-size: 1.2rem;
}

.content-section p {
  color: var(--muted);
}

.content-section ul {
  color: var(--muted);
  padding-left: 1.15rem;
}

.content-section a {
  color: var(--accent);
}

.illustration {
  margin: 0 0 1.5rem;
}

.illustration img {
  width: 100%;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
}

.inline-links p a {
  color: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.6rem 0 2rem;
  background: #040609;
}

.footer-inner {
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: start;
}

.footer-main {
  max-width: 52rem;
}

.footer-brand {
  margin: 0 0 0.6rem;
  color: var(--text);
}

.footer-disclaimer {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 140px;
}

.footer-links h4 {
  margin: 0 0 0.35rem;
  font-size: 0.8rem;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.2rem;
  }

  .main-nav a {
    margin-left: 0.75rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
  }

  .footer-links h4 {
    width: 100%;
  }
}