*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;min-width:320px;min-height:100vh}.login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.login-card{background:#fff;padding:3rem;border-radius:12px;box-shadow:0 10px 40px #0000001a;width:100%;max-width:400px}.login-card h1{margin:0 0 .5rem;color:#333;font-size:1.8rem;text-align:center}.login-card h2{margin:0 0 2rem;color:#666;font-size:1.2rem;font-weight:400;text-align:center}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:#333;font-weight:500}.form-group input{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:6px;font-size:1rem;transition:border-color .3s}.form-group input:focus{outline:none;border-color:#667eea}.error-message{color:#e74c3c;background:#fdeaea;padding:.75rem;border-radius:6px;margin-bottom:1rem;font-size:.9rem}.login-button{width:100%;padding:.875rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.login-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 5px 20px #667eea66}.login-button:disabled{opacity:.6;cursor:not-allowed}.header{background:#fff;border-bottom:1px solid #e0e0e0;box-shadow:0 2px 4px #0000000d}.header-content{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem}.header h1{margin:0;font-size:1.5rem;color:#333}.header-actions{display:flex;align-items:center;gap:1.5rem}.user-info{color:#666;font-size:.95rem}.logout-button{padding:.5rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.logout-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.sidebar{width:260px;background:linear-gradient(180deg,#2c3e50,#34495e);color:#fff;display:flex;flex-direction:column;box-shadow:2px 0 5px #0000001a}.sidebar-header{padding:2rem 1.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header h2{margin:0;font-size:1.3rem;font-weight:600}.sidebar-nav{flex:1;padding:1rem 0}.sidebar-nav ul{list-style:none;margin:0;padding:0}.sidebar-nav li{margin:0}.sidebar-nav a{display:flex;align-items:center;padding:1rem 1.5rem;color:#fffc;text-decoration:none;transition:all .3s;gap:1rem}.sidebar-nav a:hover{background:#ffffff1a;color:#fff}.sidebar-nav a.active{background:#667eea4d;color:#fff;border-left:4px solid #667eea}.sidebar-nav .icon{font-size:1.3rem;width:1.5rem;text-align:center}.sidebar-nav .label{font-size:1rem;font-weight:500}.dashboard-layout{display:flex;height:100vh;overflow:hidden}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.content{flex:1;overflow-y:auto;padding:2rem;background-color:#f5f5f5}.page-content{background:#fff;border-radius:8px;padding:2rem;box-shadow:0 2px 4px #0000001a}.page-content h2{margin:0 0 1.5rem;color:#333;font-size:1.75rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:2rem}.stat-card{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem;border-radius:8px;box-shadow:0 4px 6px #0000001a}.stat-card h3{margin:0 0 1rem;font-size:1rem;font-weight:500;opacity:.9}.stat-value{font-size:2.5rem;font-weight:700;margin:0}.table-container{margin-top:1.5rem;overflow-x:auto}.data-table{width:100%;border-collapse:collapse;background:#fff}.data-table thead{background-color:#f8f9fa}.data-table th{padding:1rem;text-align:left;font-weight:600;color:#333;border-bottom:2px solid #dee2e6}.data-table td{padding:1rem;border-bottom:1px solid #dee2e6;color:#666}.data-table tbody tr:hover{background-color:#f8f9fa}.settings-container{display:flex;flex-direction:column;gap:2rem}.settings-section{padding:1.5rem;border:1px solid #e0e0e0;border-radius:8px}.settings-section h3{margin:0 0 1rem;color:#333}.settings-section p{margin:0;color:#666}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;color:#333;font-weight:500;font-size:.95rem}.form-group input,.form-group select{width:100%;padding:.75rem;border:2px solid #e0e0e0;border-radius:6px;font-size:1rem;transition:border-color .3s;font-family:inherit;background-color:#fff}.form-group input:focus,.form-group select:focus{outline:none;border-color:#667eea}.form-group select:disabled{background-color:#f5f5f5;cursor:not-allowed;opacity:.6}#root{width:100%;min-height:100vh}.loading{display:flex;justify-content:center;align-items:center;height:100vh;font-size:1.5rem;color:#666}