* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  background: #050814;
  color: #edf0ff;
  line-height: 1.6;
}

a {
  color: #7cc4ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(3, 7, 20, 0.92);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-container {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.2rem;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.logo span {
  color: #5cf0c9;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.2rem;
  font-size: 0.9rem;
}

nav a {
  color: #c0ccff;
  font-weight: 500;
}

nav a.active {
  color: #5cf0c9;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 1.2rem 3rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 2.5rem;
  align-items: center;
  padding: 2rem 0 1rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(124, 196, 255, 0.5);
  color: #9bc8ff;
  margin-bottom: 0.85rem;
}

.hero h1 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.hero h1 span {
  color: #5cf0c9;
}

.hero-sub {
  font-size: 0.98rem;
  color: #c5c9f5;
  margin-bottom: 1.3rem;
}

.hero-list {
  list-style: none;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.hero-list li {
  margin-bottom: 0.25rem;
}

.hero-list li::before {
  content: "• ";
  color: #5cf0c9;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #5cf0c9, #47a4ff);
  color: #020617;
}

.btn-outline {
  border-color: rgba(151, 178, 255, 0.6);
  color: #d0d6ff;
  background: transparent;
}

.hero-card {
  border-radius: 1.25rem;
  padding: 1.2rem 1.3rem;
  background: radial-gradient(circle at top left, rgba(92, 240, 201, 0.09), transparent),
              radial-gradient(circle at bottom right, rgba(124, 196, 255, 0.16), #050814);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.7);
  font-size: 0.82rem;
}

.hero-card h2 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.hero-card p {
  margin-bottom: 0.8rem;
  color: #c5cbff;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.hero-meta-item {
  font-size: 0.76rem;
  border-radius: 0.9rem;
  padding: 0.4rem 0.6rem;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 255, 0.25);
}

.hero-meta-item span {
  display: block;
  font-size: 0.68rem;
  color: #9ca8ff;
}

.section {
  margin-top: 2.25rem;
}

.section h2 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

.section p {
  font-size: 0.92rem;
  color: #c7ccff;
  margin-bottom: 0.6rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.card {
  border-radius: 1rem;
  background: rgba(11, 15, 35, 0.96);
  border: 1px solid rgba(100, 116, 255, 0.25);
  padding: 0.9rem 1rem;
  font-size: 0.85rem;
}

.card h3 {
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.7rem;
  border: 1px solid rgba(148, 163, 255, 0.5);
  color: #a5b4fc;
  margin-bottom: 0.4rem;
}

.newsletter {
  margin-top: 2.2rem;
  border-radius: 1.25rem;
  padding: 1rem 1.1rem;
  background: radial-gradient(circle at top, rgba(92, 240, 201, 0.12), transparent),
              rgba(12, 18, 48, 0.96);
  border: 1px solid rgba(94, 234, 212, 0.4);
}

.newsletter h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.newsletter p {
  font-size: 0.82rem;
  margin-bottom: 0.7rem;
  color: #d1f5ee;
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.newsletter input[type="email"] {
  flex: 1 1 180px;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 255, 0.6);
  background: rgba(15, 23, 42, 0.95);
  color: #e5e7ff;
  font-size: 0.82rem;
}

.newsletter small {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.72rem;
  color: #9ca8ff;
}

footer {
  border-top: 1px solid rgba(148, 163, 255, 0.18);
  padding: 1rem 1.2rem 2rem;
  font-size: 0.78rem;
  color: #9ca3c7;
  max-width: 1080px;
  margin: 0 auto;
}

footer .footer-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
}

footer .footer-row span {
  opacity: 0.9;
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
}