:root{--primary:#4f46e5;--primary-hover:#4338ca;--bg-color:#f3f4f6;--sidebar-bg:#1f2937;--sidebar-text:#f9fafb;--sidebar-active:#374151;--card-bg:#fff;--text-main:#111827;--text-muted:#6b7280;--border:#e5e7eb;--danger:#ef4444;--success:#10b981}*{box-sizing:border-box}body{background-color:var(--bg-color);color:var(--text-main);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.button,button{background-color:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:.375rem;padding:.5rem 1rem;font-weight:500;transition:background-color .15s}button:hover{background-color:var(--primary-hover)}button.danger{background-color:var(--danger)}button.danger:hover{background-color:#dc2626}button.secondary{border:1px solid var(--border);color:var(--text-main);background-color:#0000}button.secondary:hover{background-color:var(--bg-color)}input,textarea,select{border:1px solid var(--border);border-radius:.375rem;width:100%;margin-bottom:1rem;padding:.5rem;font-family:inherit}table{border-collapse:collapse;width:100%}th,td{border-bottom:1px solid var(--border);text-align:left;padding:.75rem}th{color:var(--text-muted);font-weight:600}.card{background-color:var(--card-bg);border-radius:.5rem;margin-bottom:1.5rem;padding:1.5rem;box-shadow:0 1px 3px #0000001a}.app-container{min-height:100vh;display:flex}.main-content{flex-grow:1;margin-left:250px;padding:2rem}.auth-container{justify-content:center;align-items:center;height:100vh;display:flex}.flex{display:flex}.justify-between{justify-content:space-between}.items-center{align-items:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}