*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:-apple-system,British Gas,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.login-card{background:#fff;padding:3rem;border-radius:12px;box-shadow:0 10px 40px #0000001a;text-align:center;max-width:400px}.login-card h1{margin-bottom:1rem;color:#333}.login-card p{color:#666;margin-bottom:2rem}.dashboard{min-height:100vh;background:#f5f5f5}.dashboard-header{background:#fff;padding:1.5rem 2rem;box-shadow:0 2px 4px #0000001a;display:flex;justify-content:space-between;align-items:center}.dashboard-header h1{margin:0;color:#333;font-size:1.75rem}.user-info{display:flex;align-items:center;gap:1rem}.user-info span{color:#666}.query-panel{background:#fff;margin:2rem;padding:2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:#333;font-weight:500}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.input{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:6px;font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:#0078d4}.btn{padding:.75rem 1.5rem;border:none;border-radius:6px;font-size:1rem;cursor:pointer;transition:all .2s;font-weight:500}.btn-primary{background:#0078d4;color:#fff}.btn-primary:hover:not(:disabled){background:#106ebe}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:#f3f2f1;color:#323130}.btn-secondary:hover{background:#e1dfdd}.error-message{margin-top:1rem;padding:1rem;background:#fef0f0;border-left:4px solid #d13438;color:#d13438;border-radius:4px}.results{margin:0 2rem 2rem}.stats-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a}.stat-card h3{margin:0 0 .5rem;color:#666;font-size:.875rem;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:2.5rem;font-weight:600;color:#0078d4}.chart-section,.table-section{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 2px 8px #0000001a;margin-bottom:2rem}.chart-section h2,.table-section h2{margin-top:0;margin-bottom:1.5rem;color:#333}.table-container{overflow-x:auto}.data-table{width:100%;border-collapse:collapse}.data-table thead{background:#f3f2f1}.data-table th,.data-table td{padding:1rem;text-align:left;border-bottom:1px solid #e1dfdd}.data-table th{font-weight:600;color:#323130}.data-table tbody tr:hover{background:#fafafa}.data-table td{color:#605e5c}