:root{--background:#f8fafc;--foreground:#0f172a;--primary:#8b5cf6;--primary-hover:#7c3aed;--surface:#fff;--border:#e2e8f0;--text-muted:#64748b;--success:#10b981;--card-bg:var(--surface)}@media (prefers-color-scheme:dark){:root{--background:#0f172a;--foreground:#f8fafc;--primary:#8b5cf6;--primary-hover:#a78bfa;--surface:#1e293b;--border:#334155;--text-muted:#94a3b8;--card-bg:var(--surface)}}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--background);max-width:100vw;color:var(--foreground);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:.6rem 1.2rem;font-weight:500;transition:all .2s;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.btn:hover{background:var(--primary-hover);transform:translateY(-1px)}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.5rem;transition:all .3s;box-shadow:0 4px 6px -1px #0000000d}.input{border:1px solid var(--border);background:var(--background);width:100%;color:var(--foreground);border-radius:8px;padding:.6rem .8rem;transition:border-color .2s}.input:focus{border-color:var(--primary);outline:none}.table-container{border:1px solid var(--border);background:var(--surface);border-radius:12px;overflow-x:auto;box-shadow:0 4px 6px -1px #0000000d}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:1rem .75rem}th{background:var(--surface);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:.75rem;font-weight:600}tr:last-child td{border-bottom:none}.nav-link{border-radius:8px;padding:.75rem 1rem;font-weight:500;transition:all .2s;display:block}.nav-link:hover,.nav-link.active{background:var(--background);color:var(--primary)}.mobile-header{background:var(--surface);border-bottom:1px solid var(--border);z-index:40;align-items:center;gap:1rem;padding:1rem;display:none;position:fixed;top:0;left:0;right:0}.hamburger{cursor:pointer;color:var(--text);background:0 0;border:none;padding:.2rem;font-size:1.5rem;line-height:1}.sidebar-close{cursor:pointer;color:var(--text-muted);background:0 0;border:none;font-size:2rem;line-height:1;display:none}.sidebar-overlay{z-index:45;background:#00000080;display:none;position:fixed;inset:0}.sidebar{border-right:1px solid var(--border);background:var(--surface);z-index:50;flex-direction:column;flex-shrink:0;width:260px;padding:2rem 1.5rem;transition:transform .3s;display:flex}.main-content{flex:1;min-width:0;padding:2.5rem 3rem;overflow-y:auto}@media (max-width:768px){.mobile-header{display:flex}.sidebar{position:fixed;top:0;bottom:0;left:0;transform:translate(-100%);box-shadow:2px 0 10px #0000001a}.sidebar.open{transform:translate(0)}.sidebar-close,.sidebar-overlay{display:block}.main-content{padding:5.5rem 1rem 1.5rem}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr!important}}.grid-2{grid-template-columns:repeat(2,1fr);gap:1.5rem;display:grid}.grid-3{grid-template-columns:repeat(3,1fr);gap:1.5rem;display:grid}.grid-4{grid-template-columns:repeat(4,1fr);gap:1.5rem;display:grid}.users-layout{grid-template-columns:1fr 350px;gap:2rem;display:grid}@media (max-width:1024px){.users-layout{grid-template-columns:1fr}}.form-row{flex-wrap:wrap;gap:1rem;display:flex}.form-row>*{flex:1;min-width:250px}