:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--primary-gradient-hover: linear-gradient(135deg, #5568d3 0%, #6a3d8f 100%);--secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--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: #0f172a;--text-secondary: #64748b;--text-tertiary: #94a3b8;--text-inverse: #ffffff;--border-color: #e2e8f0;--border-radius: 12px;--border-radius-lg: 16px;--border-radius-sm: 8px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, .25);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: .3s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-secondary);color:var(--text-primary);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}html{scroll-behavior:smooth}*:focus-visible{outline:2px solid #667eea;outline-offset:2px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}.fade-in{animation:fadeIn var(--transition-base) ease-out}.slide-in{animation:slideIn var(--transition-base) ease-out}