:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-card-hover: rgba(255,255,255,.08);--text-primary: #ffffff;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--text-dark: #cbd5e1;--accent: #60a5fa;--accent-hover: #3b82f6;--success: #34d399;--success-bg: rgba(52,211,153,.15);--success-text: #6ee7b7;--danger: #f87171;--danger-hover: #ef4444;--danger-bg: rgba(248,113,113,.15);--danger-text: #fca5a5;--border: rgba(255,255,255,.1);--radius: .5rem;--radius-lg: 1rem;--shadow: 0 25px 50px -12px rgba(0,0,0,.5);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);min-height:100vh}.app-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:url(https://images.unsplash.com/photo-1634768291716-4f1fa5cea55d?w=1600&q=80) center/cover 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