:root{--primary-color:#0070f3;--primary-dark:#0050d0;--primary-light:#3291ff;--secondary-color:#7928ca;--secondary-dark:#6622aa;--background-color:#fafafa;--card-background:#ffffff;--text-color:#000000;--text-secondary:#666666;--border-color:#eaeaea;--border-color-light:#f5f5f5;--border-hover:#999999;--error-color:#ff0000;--success-color:#0070f3;--warning-color:#f5a623;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow:0 5px 10px rgba(0,0,0,0.08);--shadow-lg:0 10px 20px rgba(0,0,0,0.12);--radius-sm:5px;--radius:8px;--radius-lg:30px;--transition:all 0.2s ease;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif;--font-mono:Menlo,Monaco,Lucida Console,Liberation Mono,DejaVu Sans Mono,Bitstream Vera Sans Mono,Courier New,monospace}@media 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