:root {
  --bg: #07090d;
  --bg-2: #0c1018;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-hi: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-hi: rgba(255, 255, 255, 0.16);
  --text: #e7ebf3;
  --text-dim: #9aa3b2;
  --text-mute: #6b7384;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --accent-glow: rgba(124, 92, 255, 0.35);
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

/* Background effects */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}
.bg-glow {
  position: fixed;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(closest-side, var(--accent-glow), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}

/* Layout */
main, .nav, .footer-inner {
  position: relative;
  z-index: 1;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 40px;
  max-width: 1200px;
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-logo {
  height: 40px;
  width: auto;
  display: block;
  transition: transform 0.2s ease;
}
.brand:hover .brand-logo { transform: scale(1.04); }

.nav-links { display: flex; gap: 28px; }
.nav-links a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.nav-cta { font-size: 14px; padding: 9px 16px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #5b3fff);
  color: white;
  box-shadow: 0 8px 24px -8px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 30px -8px var(--accent-glow); }
.btn-ghost {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface-hi); border-color: var(--border-hi); }

/* HERO */
.hero {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 40px 100px;
  text-align: center;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 28px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 12px #22c55e;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

.hero-title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 20px;
}
.grad {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 36px;
}
.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.stack {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.stack span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  padding: 5px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-mute);
}

/* Sections */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}
.section-head {
  text-align: center;
  margin-bottom: 56px;
}
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--accent-2);
  margin-bottom: 12px;
  display: block;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.section-head p {
  color: var(--text-dim);
  max-width: 540px;
  margin: 0 auto;
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(124, 92, 255, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hi);
  background: var(--surface-hi);
}
.card:hover::before { opacity: 1; }
.card-icon {
  font-size: 28px;
  margin-bottom: 14px;
  display: inline-block;
}
.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
}
.card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}

/* References */
.ref-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.ref {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.25s ease;
  position: relative;
}
.ref:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  background: var(--surface-hi);
  box-shadow: 0 12px 30px -10px var(--accent-glow);
}
.ref-logo {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.2), rgba(34, 211, 238, 0.15));
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  overflow: hidden;
}
.ref-logo-img {
  background: #ffffff;
  padding: 6px;
}
.ref-logo-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.ref-info { flex: 1; min-width: 0; }
.ref-name {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 2px;
}
.ref-domain {
  font-size: 13px;
  color: var(--text-mute);
  font-family: 'JetBrains Mono', monospace;
}
.ref-arrow {
  color: var(--text-mute);
  transition: transform 0.2s, color 0.2s;
}
.ref:hover .ref-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

/* Contact */
.contact { padding-bottom: 120px; }
.contact-card {
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.12), rgba(34, 211, 238, 0.06));
  border: 1px solid var(--border-hi);
  border-radius: 20px;
  padding: 56px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: "";
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(closest-side, var(--accent-glow), transparent 70%);
  filter: blur(60px);
  z-index: 0;
}
.contact-card > * { position: relative; z-index: 1; }
.contact-card h2 {
  font-size: clamp(26px, 4vw, 36px);
  margin: 6px 0 8px;
  letter-spacing: -0.02em;
}
.contact-card p { color: var(--text-dim); margin: 0 0 28px; }
.contact-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 24px 0;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-mute);
}
.footer-meta { font-family: 'JetBrains Mono', monospace; }

/* Responsive */
@media (max-width: 720px) {
  .nav { padding: 18px 20px; }
  .nav-links { display: none; }
  .nav-cta { padding: 8px 14px; font-size: 13px; }
  .hero { padding: 50px 20px 70px; }
  .section { padding: 60px 20px; }
  .footer-inner { padding: 0 20px; flex-direction: column; text-align: center; }
}