body{margin:0;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:#f8f9fa}.container{max-width:1200px;margin:0 auto;padding:20px}.dashboard-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem 0;margin-bottom:2rem;border-radius:8px}.dashboard-header h1{margin:0;text-align:center;font-size:2.5rem;font-weight:300}.energy-table{background:#fff;border-radius:8px;box-shadow:0 2px 10px #0000001a;overflow:hidden}.energy-table table{width:100%;margin:0}.energy-table th{background-color:#343a40;color:#fff;padding:1rem;text-align:left;font-weight:500;border:none}.energy-table td{padding:1rem;border-bottom:1px solid #dee2e6;vertical-align:middle}.energy-table tr:last-child td{border-bottom:none}.energy-table tr:hover{background-color:#f8f9fa}.metric-value{font-weight:600;color:#495057}.temperature-value{color:#fd7e14}.gas-value{color:#20c997}.electric-value{color:#007bff}.water-value{color:#6f42c1}.loading{text-align:center;padding:2rem;color:#6c757d}.error{background-color:#f8d7da;color:#721c24;padding:1rem;border-radius:4px;margin:1rem 0;border:1px solid #f5c6cb}@media (max-width: 768px){.energy-table{overflow-x:auto}.energy-table table{min-width:800px}}