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

:root {
  --bg: #0f1020;
  --card: #181a2e;
  --text: #f5f5f7;
  --muted: #b6b8c9;
  --primary: #8b5cf6;
  --primary-soft: rgba(139, 92, 246, 0.18);
  --border: rgba(255, 255, 255, 0.1);
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(139, 92, 246, 0.25), transparent 30%),
    radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.18), transparent 35%),
    var(--bg);
  color: var(--text);
  line-height: 1.7;
}

.navbar {
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 8%;
  background: rgba(15, 16, 32, 0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
}

.logo {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  display: grid;
  place-items: center;
  font-weight: 800;
}

nav {
  display: flex;
  gap: 22px;
}

nav a,
.card a {
  color: var(--text);
  text-decoration: none;
}

nav a {
  color: var(--muted);
  font-size: 14px;
  transition: 0.2s;
}

nav a:hover {
  color: var(--text);
}

.hero {
  min-height: 82vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 8%;
}

.hero-content {
  max-width: 760px;
}

.tag {
  display: inline-block;
  color: #d8ccff;
  background: var(--primary-soft);
  border: 1px solid rgba(139, 92, 246, 0.35);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 14px;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(46px, 8vw, 86px);
  line-height: 1;
  margin-bottom: 22px;
}

.hero p {
  color: var(--muted);
  font-size: 18px;
}

.buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.btn {
  padding: 12px 22px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--border);
  transition: 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.primary {
  background: var(--primary);
  color: white;
}

.secondary {
  color: white;
  background: rgba(255, 255, 255, 0.06);
}

.card-section {
  padding: 38px 8%;
}

.card {
  max-width: 950px;
  margin: auto;
  padding: 34px;
  border-radius: 22px;
  background: rgba(24, 26, 46, 0.88);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.24);
}

.card h2 {
  font-size: 32px;
  margin-bottom: 8px;
}

.updated {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 26px;
}

.card h3 {
  margin-top: 22px;
  margin-bottom: 8px;
  color: #ded6ff;
}

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

.contact-card a {
  color: #c4b5fd;
}

footer {
  text-align: center;
  padding: 34px 8%;
  color: var(--muted);
  border-top: 1px solid var(--border);
  margin-top: 50px;
}

@media (max-width: 700px) {
  .navbar {
    flex-direction: column;
    gap: 14px;
    padding: 16px 5%;
  }

  nav {
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    min-height: auto;
    padding-top: 70px;
  }

  .card {
    padding: 24px;
  }
}