:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--text-primary: #f0f0f0;--text-secondary: #d1d5db;--text-muted: #9ca3af;--accent: #3b82f6;--accent-bg: #3b82f6;--border: rgba(255, 255, 255, .06);--card-bg: #2a2f38;--sidebar-bg: #1e2228;--topbar-bg: #252a33;--page-bg: #1a1d23;--input-bg: #1e2228;--input-border: #404552}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--page-bg);color:var(--text-primary)}#root{min-height:100vh}.auth-loading{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--page-bg);color:var(--text-muted);font-size:1rem}.sidebar{width:var(--sidebar-width, 240px);min-width:var(--sidebar-width, 240px);height:100%;background:var(--sidebar-bg, #1e2228);border-right:1px solid var(--border, rgba(255, 255, 255, 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