:root {
  --bg: #050508;
  --bg-secondary: #0a0a10;
  --bg-card: #12121a;
  --bg-glass: rgba(18, 18, 26, 0.95);
  --text: #ffffff;
  --text-secondary: #6b6b7b;
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, 0.3);
  --success: #00ff88;
  --success-glow: rgba(0, 255, 136, 0.3);
  --danger: #ff3366;
  --danger-glow: rgba(255, 51, 102, 0.3);
  --purple: #b829dd;
  --gold: #ffd700;
  --border: rgba(255, 255, 255, 0.08);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Background */
.bg-grid {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

.bg-glow {
  position: fixed;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  top: -200px; right: -200px;
  pointer-events: none;
  z-index: 0;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, 50px); }
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 800;
  font-size: 18px;
}

.brand img {
  width: 36px; height: 36px;
  border-radius: 50%;
  box-shadow: 0 0 20px var(--accent-glow);
}

.nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 12px;
  transition: all 0.3s;
}

.nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.nav-cta {
  background: linear-gradient(135deg, var(--accent), var(--purple)) !important;
  color: #fff !important;
  box-shadow: 0 0 20px var(--accent-glow);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px var(--accent-glow);
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--purple));
  color: #fff;
  box-shadow: 0 0 30px var(--accent-glow);
}

.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px var(--accent-glow);
}

.button.secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.button.secondary:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 40px 24px;
  color: var(--text-secondary);
  font-size: 13px;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 10;
}

/* Mobile */
@media (max-width: 900px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #0a0a12;
    border-bottom: 1px solid var(--border);
    padding: 16px;
    flex-direction: column;
    gap: 4px;
    z-index: 99;
  }
  
  .nav.active {
    display: flex;
  }
  
  .nav a {
    padding: 12px 16px;
    text-align: left;
    width: 100%;
    border-radius: 8px;
    font-size: 15px;
  }
  
  .nav a:hover {
    background: rgba(0, 212, 255, 0.1);
  }
  
  .nav a.nav-cta {
    margin-top: 8px;
    text-align: center;
  }
}