:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f8fafc;--color-bg-nav: #0f172a;--color-text-primary: #0f172a;--color-text-secondary: #64748b;--color-text-nav: #e2e8f0;--color-border: #e2e8f0;--color-accent: #3b82f6;--color-accent-hover: #2563eb}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--color-text-primary);background:var(--color-bg-primary)}#app{display:flex;min-height:100vh}#nav{width:240px;background:var(--color-bg-nav);color:var(--color-text-nav);display:flex;flex-direction:column;border-right:1px solid var(--color-border)}.nav-header{padding:1.5rem 1rem;border-bottom:1px solid rgba(255,255,255,.1)}.nav-header h2{font-size:1.25rem;font-weight:600}.nav-links{list-style:none;padding:1rem 0;flex:1}.nav-links li{margin:0}.nav-link{display:block;padding:.75rem 1rem;color:var(--color-text-nav);text-decoration:none;transition:background-color .2s}.nav-link:hover{background:#ffffff1a}.nav-footer{padding:1rem;border-top:1px solid rgba(255,255,255,.1)}.user-badge{padding:.75rem;background:#ffffff0d;border-radius:.5rem}.user-email{font-size:.875rem;font-weight:500;margin-bottom:.25rem}.user-role{font-size:.75rem;color:#94a3b8;text-transform:uppercase;letter-spacing:.05em}#content{flex:1;overflow-y:auto;background:var(--color-bg-secondary)}h1{font-size:2rem;font-weight:600;margin-bottom:1rem}h2{font-size:1.5rem;font-weight:600;margin-bottom:.75rem}p{margin-bottom:1rem}.container{max-width:1200px;margin:0 auto;padding:2rem}.card{background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:.5rem;padding:1.5rem}@media(max-width:768px){#nav{width:100%;max-width:100%;border-right:none;border-bottom:1px solid var(--color-border)}#app{flex-direction:column}}