:root{--bg-primary: #121212;--bg-surface: #1e1e1e;--bg-elevated: #2c2c2c;--accent-primary: #00f0ff;--accent-secondary: #ff0055;--accent-tertiary: #ccff00;--text-primary: #ffffff;--text-secondary: #a0a0a0;--text-muted: #666666;--success: #00ff88;--error: #ff3333;--warning: #ffcc00;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-xxl: 48px;--font-family: "Inter", system-ui, -apple-system, sans-serif;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.25rem;--text-xl: 1.5rem;--text-2xl: 2rem;--text-3xl: 3rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-full: 9999px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--glow-primary: 0 0 20px rgba(0, 240, 255, .3);--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-smooth: .4s cubic-bezier(.4, 0, .2, 1)}body{margin:0;padding:0;background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-family);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}#root{width:100%;min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:1200px;margin:0 auto;padding:var(--space-md)}.btn{background:var(--bg-surface);color:var(--text-primary);border:1px solid rgba(255,255,255,.1);padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);font-size:var(--text-base);font-weight:600;cursor:pointer;transition:all var(--transition-fast);display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);min-height:48px}.btn:hover{background:var(--bg-elevated);border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:var(--glow-primary)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--accent-primary);color:#000;border:none}.btn-primary:hover{background:#33f3ff;border-color:transparent;box-shadow:0 0 30px #00f0ff80}h1,h2,h3{margin:0;line-height:1.2}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.02)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}