:root {
  --bg-primary: #0a0a1a;
  --bg-secondary: #0f0f2a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-1: #00d4ff;
  --accent-2: #7c3aed;
  --accent-3: #f59e0b;
  --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #f59e0b 100%);
  --accent-gradient-2: linear-gradient(135deg, #7c3aed 0%, #00d4ff 100%);
  --border-color: rgba(255, 255, 255, 0.06);
  --border-glow: rgba(0, 212, 255, 0.15);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --shadow-card: 0 4px 30px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-1) var(--bg-primary);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }
ul { list-style: none; }

::selection {
  background: var(--accent-gradient-2);
  color: white;
}

#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-ring {
  width: 60px;
  height: 60px;
  border: 3px solid transparent;
  border-top-color: var(--accent-1);
  border-right-color: var(--accent-2);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loader-text {
  margin-top: 20px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
}

#cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-1);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  mix-blend-mode: difference;
  transition: transform 0.1s ease;
  transform: translate(-50%, -50%);
}

#cursor-blur {
  position: fixed;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: transform 0.2s ease-out;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradient-shift 4s ease-in-out infinite;
}

@media (max-width: 768px) {
  body { cursor: auto; }
  #cursor, #cursor-blur { display: none; }
}