:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--text-primary: #213547;--text-secondary: #666666;--border-color: #e0e0e0;--accent-color: #646cff;--accent-hover: #535bf2;--card-bg: #ffffff;--input-bg: #ffffff;--shadow-color: rgba(0, 0, 0, .1);color-scheme:light dark;color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[data-theme=dark]{--bg-primary: #1a1a1a;--bg-secondary: #242424;--text-primary: rgba(255, 255, 255, .87);--text-secondary: #a1a1a1;--border-color: #333333;--accent-color: #646cff;--accent-hover: #747bff;--card-bg: #242424;--input-bg: #333333;--shadow-color: rgba(0, 0, 0, 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var(--border-color);border-radius:4px;cursor:pointer;color:var(--text-secondary);transition:all .2s}.signout-btn:hover{background-color:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary)}.content-wrapper{display:flex;flex:1;overflow:hidden;position:relative}.sidebar{background-color:var(--bg-primary);border-right:1px solid var(--border-color);color:var(--text-primary);display:flex;flex-direction:column;padding:1rem .5rem;transition:width .3s ease,transform .3s ease,background-color .3s,border-color .3s;overflow:hidden;z-index:100;height:100%;position:absolute}.sidebar.collapsed{width:60px}.sidebar.expanded{width:250px;box-shadow:2px 0 8px var(--shadow-color)}.sidebar-nav{display:flex;flex-direction:column;gap:1rem;padding-top:1rem}.sidebar-nav a{display:flex;align-items:center;padding:.75rem;border-radius:4px;text-decoration:none;color:var(--text-secondary);font-weight:500;white-space:nowrap;transition:background-color .2s,color .2s}.sidebar-nav a svg{flex-shrink:0;min-width:24px}.sidebar-nav a .link-text{margin-left:1rem;opacity:0;transition:opacity .2s ease}.sidebar.expanded .sidebar-nav a .link-text{opacity:1}.sidebar-nav a:hover,.sidebar-nav a.active{background-color:var(--bg-secondary);color:var(--text-primary)}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden;margin-left:60px;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color 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