:root{--primary-color: #6366f1;--primary-dark: #4f46e5;--primary-light: #818cf8;--secondary-color: #f59e0b;--accent-color: #10b981;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--info-color: #3b82f6;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--bg-dark: #0f172a;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--text-inverse: #ffffff;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--transition-fast: .15s ease-in-out;--transition-normal: .25s ease-in-out;--transition-slow: .35s ease-in-out}@media (prefers-color-scheme: dark){:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:16px;line-height:1.6;color:var(--text-primary);background-color:var(--bg-secondary);margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25;margin:0 0 var(--space-4) 0;color:var(--text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.75rem}h4{font-size:1.5rem}h5{font-size:1.25rem}h6{font-size:1rem}p{margin:0 0 var(--space-4) 0;color:var(--text-secondary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border:none;border-radius:var(--radius-md);font-weight:500;font-size:.875rem;text-decoration:none;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left var(--transition-slow)}.btn:hover:before{left:100%}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:var(--text-inverse);box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--gray-200);box-shadow:var(--shadow-sm)}.btn-secondary:hover{background:var(--gray-50);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-outline{background:transparent;color:var(--primary-color);border:2px solid var(--primary-color)}.btn-outline:hover{background:var(--primary-color);color:var(--text-inverse)}.form-control{position:relative;margin-bottom:var(--space-4)}.form-control input,.form-control textarea,.form-control select{width:100%;padding:var(--space-4);border:2px solid var(--gray-200);border-radius:var(--radius-md);font-size:1rem;background:var(--bg-primary);color:var(--text-primary);transition:all var(--transition-normal)}.form-control input:focus,.form-control textarea:focus,.form-control select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #6366f11a}.form-control label{position:absolute;left:var(--space-4);top:50%;transform:translateY(-50%);color:var(--text-muted);transition:all var(--transition-normal);pointer-events:none;background:var(--bg-primary);padding:0 var(--space-2)}.form-control input:focus+label,.form-control input:not(:placeholder-shown)+label,.form-control textarea:focus+label,.form-control textarea:not(:placeholder-shown)+label{top:0;font-size:.875rem;color:var(--primary-color)}.card{background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--space-6);border:1px solid var(--gray-100);transition:all var(--transition-normal)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-xl)}.glass{background:#ffffff1a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg)}.fade-in{animation:fadeIn .6s ease-in-out}.slide-up{animation:slideUp .5s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-1{margin-bottom:var(--space-1)}.mb-2{margin-bottom:var(--space-2)}.mb-3{margin-bottom:var(--space-3)}.mb-4{margin-bottom:var(--space-4)}.mb-5{margin-bottom:var(--space-5)}.mb-6{margin-bottom:var(--space-6)}.mt-1{margin-top:var(--space-1)}.mt-2{margin-top:var(--space-2)}.mt-3{margin-top:var(--space-3)}.mt-4{margin-top:var(--space-4)}.mt-5{margin-top:var(--space-5)}.mt-6{margin-top:var(--space-6)}.p-1{padding:var(--space-1)}.p-2{padding:var(--space-2)}.p-3{padding:var(--space-3)}.p-4{padding:var(--space-4)}.p-5{padding:var(--space-5)}.p-6{padding:var(--space-6)}.vcr{font-family:VCR Mono,monospace;font-size:2.5rem;color:var(--primary-color);text-shadow:0 0 10px rgba(99,102,241,.3)}@media (max-width: 768px){:root{--space-4: .75rem;--space-6: 1rem;--space-8: 1.5rem}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}.card{padding:var(--space-4)}}