:root {
  --bg: #0a0e14;
  --bg-soft: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --border: rgba(56, 189, 248, 0.15);
  --border-hover: rgba(56, 189, 248, 0.4);
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #818cf8;
  --accent-glow: rgba(56, 189, 248, 0.25);
  --danger: #f87171;
  --success: #4ade80;
  --radius: 14px;
  --max-width: 1100px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

#matrix {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  opacity: 0.06;
  pointer-events: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 600;
}
.logo-icon { font-size: 1.4rem; }
.logo-text strong { color: var(--accent); }

.nav { display: flex; gap: 1.75rem; }
.nav-link {
  text-decoration: none;
  color: var(--text-dim);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
  position: relative;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: 0.3s;
}

.hero { padding: 6rem 0 4rem; text-align: center; }
.hero-inner { display: flex; flex-direction: column; align-items: center; }
.hero-badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  font-family: var(--mono);
}
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 560px;
  margin-bottom: 2.5rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.page-hero { padding: 5rem 0 3rem; text-align: center; }

.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0a0e14;
  box-shadow: 0 0 24px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px var(--accent-glow);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--border-hover);
  background: rgba(56, 189, 248, 0.05);
}

.stats { padding: 2rem 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.stat-card {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.stat-card:hover { border-color: var(--border-hover); }
.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--mono);
  margin-bottom: 0.5rem;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.4;
}

.section { padding: 4rem 0; }
.section-title {
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.5rem;
}
.section-subtitle {
  text-align: center;
  color: var(--text-dim);
  margin-bottom: 3rem;
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.card {
  display: block;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: all 0.25s;
  backdrop-filter: blur(8px);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 40px rgba(56, 189, 248, 0.1);
}
.card-icon { font-size: 2rem; margin-bottom: 1rem; }
.card-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem; }
.card-desc { color: var(--text-dim); font-size: 0.95rem; margin-bottom: 1rem; }
.card-link { color: var(--accent); font-weight: 600; font-size: 0.9rem; }

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.threat-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.threat-card:hover { border-color: var(--border-hover); }
.threat-card .card-icon { font-size: 1.8rem; margin-bottom: 0.75rem; }
.threat-card .card-title { font-size: 1.2rem; margin-bottom: 0.75rem; }
.threat-card p { color: var(--text-dim); font-size: 0.92rem; margin-bottom: 1rem; }

.bullet-list { list-style: none; padding: 0; }
.bullet-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}
.bullet-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
}
.bullet-list strong { color: var(--text); }

.checklist {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}
.checklist-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.checklist-item:hover { border-color: var(--border-hover); }
.check-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(74, 222, 128, 0.15);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}
.check-body h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.check-body p { color: var(--text-dim); font-size: 0.92rem; }

.prose { max-width: 720px; margin: 0 auto; }
.prose h2 { font-size: 1.5rem; margin: 2rem 0 0.75rem; color: var(--text); }
.prose p { color: var(--text-dim); margin-bottom: 1rem; }
.prose ul { margin-left: 1.5rem; margin-bottom: 1rem; }
.prose li { color: var(--text-dim); margin-bottom: 0.5rem; }
.prose strong { color: var(--text); }

.cta { padding: 5rem 0; text-align: center; }
.cta-inner { display: flex; flex-direction: column; align-items: center; }
.cta-title { font-size: 2.25rem; font-weight: 800; margin-bottom: 0.75rem; }
.cta-subtitle { color: var(--text-dim); margin-bottom: 2rem; font-size: 1.05rem; }

.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  text-align: center;
}
.footer-inner { display: flex; flex-direction: column; gap: 0.5rem; align-items: center; }
.footer-brand { font-size: 1.1rem; font-weight: 600; }
.footer-text { color: var(--text-dim); font-size: 0.9rem; }
.footer-copy { color: var(--text-dim); font-size: 0.8rem; opacity: 0.7; }

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid, .content-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav {
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    background: rgba(10, 14, 20, 0.97);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-200%);
    transition: transform 0.3s;
  }
  .nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .stats-grid { grid-template-columns: 1fr; }
  .card-grid, .content-grid { grid-template-columns: 1fr; }
  .hero { padding: 4rem 0 2.5rem; }
  .section { padding: 3rem 0; }
}