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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0F1419;
  color: #E7E9EA;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  border-bottom: 1px solid #1E2A35;
}

nav .logo {
  font-size: 22px;
  font-weight: 800;
  color: #14B8A6;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: #A0A7B0;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #14B8A6;
}

/* Hero */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}

.hero h1 {
  font-size: 56px;
  font-weight: 800;
  background: linear-gradient(135deg, #14B8A6, #5EEAD4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}

.tagline {
  font-size: 22px;
  color: #E7E9EA;
  margin-bottom: 12px;
}

.subtitle {
  font-size: 16px;
  color: #6B7280;
  max-width: 480px;
  margin-bottom: 32px;
}

.cta {
  display: inline-block;
  background: linear-gradient(135deg, #14B8A6, #0D9488);
  color: #fff;
  padding: 14px 36px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(20, 184, 166, 0.3);
}

/* Content pages */
.content {
  flex: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px;
}

.content h1 {
  font-size: 28px;
  color: #fff;
  margin-bottom: 8px;
}

.content .date {
  font-size: 13px;
  color: #6B7280;
  margin-bottom: 32px;
}

.content h2 {
  font-size: 20px;
  color: #14B8A6;
  margin: 28px 0 12px;
}

.content h3 {
  font-size: 16px;
  color: #5EEAD4;
  margin: 20px 0 8px;
}

.content p,
.content li {
  font-size: 15px;
  color: #A0A7B0;
  margin-bottom: 12px;
}

.content ul {
  padding-left: 20px;
}

.content a {
  color: #14B8A6;
  text-decoration: none;
}

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

.content strong {
  color: #E7E9EA;
}

/* Footer */
footer {
  text-align: center;
  padding: 24px;
  border-top: 1px solid #1E2A35;
  font-size: 13px;
  color: #6B7280;
}

footer a {
  color: #14B8A6;
  text-decoration: none;
}

@media (max-width: 600px) {
  nav { padding: 16px 20px; }
  .hero h1 { font-size: 36px; }
  .tagline { font-size: 18px; }
}