:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh;background-color:#f5f5f5}#root{min-height:100vh}*{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;background-color:#f5f5f5}.App{min-height:100vh}.layout{display:flex;min-height:100vh}.sidebar{width:250px;background-color:#2c3e50;color:#fff;padding:20px 0;position:fixed;height:100vh;overflow-y:auto}.sidebar-header{padding:0 20px 20px;border-bottom:1px solid #34495e;margin-bottom:20px}.sidebar-header h2{color:#ecf0f1;font-size:1.5rem}.sidebar-nav{list-style:none}.sidebar-nav li{margin-bottom:5px}.sidebar-nav a{display:block;padding:12px 20px;color:#bdc3c7;text-decoration:none;transition:all .3s ease}.sidebar-nav a:hover,.sidebar-nav a.active{background-color:#34495e;color:#ecf0f1}.main-content{flex:1;margin-left:250px;padding:20px;overflow-x:auto;min-width:0}.header{background-color:#fff;padding:15px 20px;box-shadow:0 2px 4px #0000001a;margin-bottom:20px;border-radius:8px}.header h1{color:#2c3e50;font-size:1.8rem}.card{background:#fff;border-radius:8px;box-shadow:0 2px 4px #0000001a;padding:20px;margin-bottom:20px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid #eee}.card-title{font-size:1.2rem;color:#2c3e50;font-weight:600}.btn{padding:10px 20px;border:none;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500;text-decoration:none;display:inline-block;transition:all .3s 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tr:hover{background-color:#f8f9fa}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-bottom:30px}.stat-card{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 4px #0000001a;text-align:center}.stat-value{font-size:2rem;font-weight:700;color:#2c3e50;margin-bottom:5px}.stat-label{color:#7f8c8d;font-size:.9rem}.login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-card{background:#fff;padding:40px;border-radius:12px;box-shadow:0 15px 35px #0003;width:100%;max-width:420px;position:relative}.login-title{text-align:center;margin-bottom:30px;color:#2c3e50;font-size:1.8rem;font-weight:700}.login-card .form-group{margin-bottom:25px}.login-card .form-label{font-weight:600;color:#2c3e50;margin-bottom:8px;font-size:14px}.login-card .form-input{padding:12px 16px;border:2px solid #e1e8ed;border-radius:8px;font-size:16px;transition:all .3s ease;background-color:#fafbfc}.login-card .form-input:focus{border-color:#3498db;box-shadow:0 0 0 3px #3498db1a;background-color:#fff}.login-card .btn-primary{padding:14px 20px;font-size:16px;font-weight:600;border-radius:8px;background:linear-gradient(135deg,#3498db,#2980b9);border:none;transition:all .3s ease}.login-card .btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #3498db4d}.login-card .btn-primary:disabled{opacity:.7;transform:none;cursor:not-allowed}.test-credentials{margin-top:25px;padding:20px;background-color:#f8f9fa;border-radius:8px;border-left:4px solid #3498db}.test-credentials p{margin:5px 0;font-size:13px;color:#666}.test-credentials strong{color:#2c3e50}.mobile-menu-toggle{display:none;position:fixed;top:15px;left:15px;z-index:1001;background-color:#2c3e50;color:#fff;border:none;padding:10px 15px;border-radius:4px;cursor:pointer;font-size:20px;box-shadow:0 2px 4px #0003}.mobile-menu-toggle:hover{background-color:#34495e}.header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}.header h1{flex:1;min-width:0;margin:0}.header>div{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.table-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:20px 0}.table{min-width:600px}.card-header{flex-wrap:wrap;gap:10px}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:10px}.modal-content{background-color:#fff;padding:20px;border-radius:8px;width:90%;max-width:800px;max-height:90vh;overflow-y:auto;margin:0}.form-group{width:100%}.btn-group{display:flex;gap:10px;flex-wrap:wrap}.btn-group .btn{flex:1;min-width:120px}@media (max-width: 1024px){.main-content{padding:15px}.header{padding:12px 15px}.header h1{font-size:1.5rem}.card{padding:15px}.table th,.table td{padding:8px;font-size:13px}}@media (max-width: 768px){.mobile-menu-toggle{display:block}.sidebar{width:250px;transform:translate(-100%);transition:transform .3s ease;z-index:1000}.sidebar.open{transform:translate(0)}.sidebar-overlay{display:none;position:fixed;inset:0;background-color:#00000080;z-index:999}.sidebar-overlay.open{display:block}.main-content{margin-left:0;padding:60px 10px 10px;width:100%}.header{padding:10px 15px;flex-direction:column;align-items:flex-start}.header h1{font-size:1.4rem;width:100%;margin-bottom:10px}.header>div{width:100%;justify-content:flex-start}.header>div>*{flex:1;min-width:0}.btn{padding:8px 16px;font-size:13px;white-space:nowrap}.card{padding:15px;margin-bottom:15px}.card-header{flex-direction:column;align-items:flex-start}.card-title{font-size:1.1rem;margin-bottom:10px}.table-wrapper{margin:15px -15px;padding:0 15px}.table{font-size:12px;min-width:800px}.table th,.table td{padding:8px 6px}.stats-grid{grid-template-columns:1fr;gap:15px}.stat-card{padding:15px}.stat-value{font-size:1.5rem}.login-container{padding:10px}.login-card{padding:30px 20px;max-width:100%}.login-title{font-size:1.5rem}.modal-content{width:95%;max-width:95%;padding:20px 15px;max-height:95vh}.form-input,.form-select{font-size:16px}}@media (max-width: 480px){.main-content{padding:50px 8px 8px}.header{padding:8px 12px}.header h1{font-size:1.2rem}.btn{padding:8px 12px;font-size:12px}.card{padding:12px}.table{font-size:11px;min-width:700px}.table th,.table td{padding:6px 4px}.modal-content{width:100%;max-width:100%;padding:15px 10px;border-radius:0;max-height:100vh}.sidebar{width:100%;max-width:280px}}