:root{--bg-color:#f8f9fa;--text-color:#333;--text-color-light:#555;--text-color-lighter:#777;--logo-color:#4285f4;--link-color:#007bff;--card-bg:#fff;--card-border:#dfe1e5;--menu-bg:#fff;--menu-border:#dfe1e5;--menu-shadow:#0000001a;--menu-shadow-hover:#00000026;--modal-bg:#fff;--modal-border:#ccc;--modal-shadow:#0003;--sidebar-bg:#f8f9fa;--sidebar-link-hover:#e9ecef;--form-input-bg:#fff;--form-input-border:#ccc;--form-input-focus-border:#007bff;--button-bg:#007bff;--button-text:#fff;--button-hover-bg:#0056b3}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg-color:#1a1a1a;--text-color:#e0e0e0;--text-color-light:#bbb;--text-color-lighter:#888;--logo-color:#5a9bff;--link-color:#5a9bff;--card-bg:#2a2a2a;--card-border:#444;--menu-bg:#2a2a2a;--menu-border:#444;--menu-shadow:#0000004d;--menu-shadow-hover:#0006;--modal-bg:#333;--modal-border:#555;--modal-shadow:#0006;--sidebar-bg:#1a1a1a;--sidebar-link-hover:#343a40;--form-input-bg:#333;--form-input-border:#555;--form-input-focus-border:#5a9bff;--button-bg:#5a9bff;--button-text:#1a1a1a;--button-hover-bg:#7aaeff}}[data-theme=dark]{--bg-color:#1a1a1a;--text-color:#e0e0e0;--text-color-light:#bbb;--text-color-lighter:#888;--logo-color:#5a9bff;--link-color:#5a9bff;--card-bg:#2a2a2a;--card-border:#444;--menu-bg:#2a2a2a;--menu-border:#444;--menu-shadow:#0000004d;--menu-shadow-hover:#0006;--modal-bg:#333;--modal-border:#555;--modal-shadow:#0006;--sidebar-bg:#1a1a1a;--sidebar-link-hover:#343a40;--form-input-bg:#333;--form-input-border:#555;--form-input-focus-border:#5a9bff;--button-bg:#5a9bff;--button-text:#1a1a1a;--button-hover-bg:#7aaeff}body{background-color:var(--bg-color);color:var(--text-color);min-height:100vh;margin:0;padding:0;transition:background-color .2s,color .2s}