:root{--font-family:"Inter",sans-serif;--color-bg:#f8fafc;--color-surface:#fff;--color-text-main:#0f172a;--color-text-muted:#64748b;--color-primary:#0f52ba;--color-primary-light:#e0f2fe;--color-border:#e2e8f0;--color-safe:#16a34a;--color-safe-bg:#dcfce7;--color-caution:#d97706;--color-caution-bg:#fef3c7;--color-blocked:#dc2626;--color-blocked-bg:#fee2e2;--color-info:#64748b;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--radius-md:8px;--radius-lg:12px;--sidebar-width:200px;--header-height:50px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text-main);-webkit-font-smoothing:antialiased}.dashboard-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-width);background-color:var(--color-bg);display:flex;flex-direction:column;border-right:1px solid var(--color-border);z-index:10}.sidebar-header{height:var(--header-height);padding:0 16px}.logo,.sidebar-header{display:flex;align-items:center}.logo{text-decoration:none;gap:8px}.brand-logo{width:24px;height:24px}.logo-text{display:flex;flex-direction:column}.brand-name{font-size:16px;font-weight:700;color:var(--color-primary);line-height:1.1}.brand-tagline{font-size:7px;color:var(--color-primary);letter-spacing:.5px;text-transform:uppercase}.sidebar-nav{flex:1 1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;text-decoration:none;color:var(--color-text-main);font-weight:500;border-radius:var(--radius-md);font-size:13px}.nav-item:hover{background-color:var(--color-border)}.nav-item.active{background-color:var(--color-primary);color:#fff}.nav-item i{width:16px;height:16px}.sidebar-footer{margin-top:auto;text-align:center;position:relative}.illustration-wrapper{width:100%;height:90px;overflow:hidden}.illustration-wrapper img{width:100%;height:100%;object-fit:cover;object-position:bottom}.footer-text{position:absolute;bottom:12px;left:0;width:100%;display:flex;flex-direction:column;color:var(--color-primary);font-size:11px;font-weight:600}.main-content{flex:1 1;display:flex;flex-direction:column;overflow:hidden}.top-header{height:var(--header-height);background-color:var(--color-surface);justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--color-border);flex-shrink:0}.search-bar,.top-header{display:flex;align-items:center}.search-bar{background-color:var(--color-bg);border-radius:var(--radius-md);padding:6px 12px;width:300px;border:1px solid var(--color-border)}.search-icon{width:16px;height:16px;color:var(--color-text-muted)}.search-bar input{border:none;background:transparent;padding:2px 8px;font-size:13px;width:100%;outline:none}.header-right{display:flex;align-items:center;gap:20px}.notification-btn{background:none;border:none;position:relative;cursor:pointer;color:var(--color-text-main)}.notification-btn i{width:20px;height:20px}.notification-dot{position:absolute;top:0;right:0;width:6px;height:6px;background-color:var(--color-blocked);border-radius:50%}.user-profile{gap:8px;cursor:pointer}.avatar,.user-profile{display:flex;align-items:center}.avatar{width:30px;height:30px;background-color:var(--color-bg);font-weight:600;border-radius:50%;justify-content:center;font-size:12px}.user-info{display:flex;flex-direction:column}.user-name{font-size:12px;font-weight:600}.user-role{font-size:10px;color:var(--color-text-muted)}.water-stations-body{padding:12px 20px;display:flex;flex-direction:column;gap:12px;flex:1 1;overflow:hidden}.page-header-container{display:flex;justify-content:space-between;align-items:flex-end;flex-shrink:0}.breadcrumbs{font-size:12px;color:var(--color-text-muted);display:flex;align-items:center;gap:4px;margin-bottom:4px}.breadcrumbs i{width:12px;height:12px}.title-row{display:flex;align-items:center;gap:12px;margin-bottom:4px}.main-title{font-size:24px;font-weight:700;letter-spacing:-.5px}.status-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:20px;font-size:12px;font-weight:600}.status-pill.operational{background-color:var(--color-safe-bg);color:var(--color-safe)}.status-pill .dot{width:8px;height:8px;background-color:currentColor;border-radius:50%}.status-pill i{width:14px;height:14px}.location-row{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--color-text-muted)}.location-row i{width:14px;height:14px;color:var(--color-text-main)}.separator{color:var(--color-border)}.header-right-actions{display:flex;align-items:flex-end;gap:16px}.last-updated{display:flex;flex-direction:column;align-items:flex-end;font-size:11px;color:var(--color-text-muted)}.update-time{font-size:13px;font-weight:700;color:var(--color-text-main);margin-bottom:2px}.online-status{display:flex;align-items:center;gap:4px;font-weight:600;color:var(--color-safe)}.dot.green{width:6px;height:6px;border-radius:50%;background-color:var(--color-safe);display:inline-block}.btn-actions{display:flex;align-items:center;gap:6px;border:1px solid var(--color-border);background:var(--color-surface);padding:6px 12px;border-radius:var(--radius-md);font-size:13px;font-weight:500;cursor:pointer}.btn-actions i{width:14px;height:14px}.main-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-template-rows:minmax(0,1.4fr) minmax(0,.85fr) minmax(0,1.3fr);grid-gap:12px;gap:12px;flex:1 1;min-height:0}.card-component{background:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;overflow:hidden}.card-header{padding:10px 14px;justify-content:space-between;flex-shrink:0}.card-header,.card-header h2{display:flex;align-items:center}.card-header h2{font-size:14px;font-weight:700;gap:6px}.card-header .info-icon{width:14px;height:14px;color:var(--color-text-muted)}.updated-text{font-size:11px;color:var(--color-text-muted)}.dropdown-control{display:flex;align-items:center;gap:6px;border:1px solid var(--color-border);padding:4px 8px;border-radius:var(--radius-md);font-size:12px;font-weight:500}.dropdown-control i{width:12px;height:12px}.view-all-link{font-size:12px;color:var(--color-text-main);font-weight:500;text-decoration:none}.station-image-card{grid-area:1/1/2/4}.station-image-card img{width:100%;height:100%;object-fit:cover}.water-quality-card{grid-area:1/4/2/10}.quality-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(2,1fr);grid-gap:10px;gap:10px;padding:0 14px 14px;flex:1 1;min-height:0}.quality-item{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:10px;display:flex;align-items:flex-start;gap:12px}.q-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center}.q-icon i{width:20px;height:20px;color:var(--color-text-main)}.q-content{display:flex;flex-direction:column}.q-label{font-size:11px;color:var(--color-text-muted)}.q-val{font-size:16px;font-weight:700;line-height:1.1;margin:2px 0}.q-range{font-size:10px;color:var(--color-text-muted);margin-bottom:4px}.q-status{font-size:11px;font-weight:500;color:var(--color-safe);display:flex;align-items:center;gap:4px}.location-map-card{grid-area:1/10/2/13}.map-inner{position:relative;flex:1 1;min-height:0;background-color:var(--color-bg);overflow:hidden}.map-bg{width:100%;height:100%;object-fit:cover;opacity:.6;mix-blend-mode:multiply}.map-controls{position:absolute;top:10px;right:10px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);display:flex;flex-direction:column;z-index:5}.map-controls button{background:none;border:none;padding:4px;cursor:pointer;display:flex;align-items:center;justify-content:center}.map-controls button:first-child{border-bottom:1px solid var(--color-border)}.map-controls button i{width:14px;height:14px}.map-labels span{position:absolute;font-size:10px;font-weight:500;color:var(--color-text-muted);transform:translate(-50%,-50%)}.map-pin{position:absolute;display:flex;flex-direction:column;align-items:center;color:var(--color-primary);font-weight:700;font-size:11px;transform:translate(-50%,-100%)}.map-pin i{width:24px;height:24px;fill:var(--color-primary);color:#fff}.map-footer{padding:8px 14px;font-size:10px;color:var(--color-text-muted);border-top:1px solid var(--color-border);text-align:center}.map-footer .sep{margin:0 6px}.treatment-system-card{grid-area:2/1/3/9;position:relative}.treatment-flow{justify-content:space-between;padding:10px 24px;flex:1 1}.t-step,.treatment-flow{display:flex;align-items:center}.t-step{flex-direction:column;text-align:center;width:90px}.t-icon{margin-bottom:6px}.t-icon i{width:24px;height:24px;color:var(--color-text-main)}.t-name{font-size:11px;font-weight:500;margin-bottom:8px;line-height:1.2;height:26px}.t-status{font-size:10px;font-weight:600;padding:2px 8px;border-radius:12px}.t-status.green-light{background-color:var(--color-safe-bg);color:var(--color-safe)}.t-arrow{color:var(--color-text-muted)}.t-arrow i{width:16px;height:16px}.t-footer{position:absolute;bottom:10px;right:14px;font-size:10px;color:var(--color-text-muted);display:flex;align-items:center;gap:4px}.t-footer i{width:12px;height:12px}.supply-status-card{grid-area:2/9/3/13}.supply-content{padding:0 14px 14px;display:flex;flex-direction:column;flex:1 1;justify-content:space-between}.supply-highlight{background-color:var(--color-safe-bg);border-radius:var(--radius-md);padding:10px;display:flex;align-items:flex-start;gap:10px;margin-bottom:10px}.h-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center}.h-icon i{width:20px;height:20px}.h-icon i,.h-text h3{color:var(--color-safe)}.h-text h3{font-size:13px;font-weight:700;margin-bottom:2px}.h-text p{font-size:10px;color:var(--color-safe);line-height:1.3}.supply-stats{display:flex;flex-direction:column;gap:8px}.s-row{justify-content:space-between;font-size:11px}.s-label,.s-row{display:flex;align-items:center}.s-label{gap:6px;color:var(--color-text-main)}.s-label i{width:14px;height:14px;color:var(--color-text-muted)}.alerts-card{grid-area:3/1/4/7}.alerts-card .table-responsive{flex:1 1;min-height:0;overflow:hidden}.alerts-table{width:100%;border-collapse:collapse}.alerts-table th{text-align:left;padding:6px 14px;color:var(--color-text-muted);font-weight:600}.alerts-table td,.alerts-table th{font-size:11px;border-bottom:1px solid var(--color-border)}.alerts-table td{padding:8px 14px;color:var(--color-text-main)}.alerts-table tr:last-child td{border-bottom:none}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}.dot.yellow{background-color:var(--color-caution)}.dot.gray{background-color:var(--color-info)}.dot.red{background-color:var(--color-blocked)}.trends-card{grid-area:3/7/4/13;display:flex;flex-direction:column}.chart-container{position:relative;flex:1 1;min-height:0;width:100%;padding:0 14px 10px;display:flex;align-items:stretch;justify-content:stretch}canvas#parameterChart{width:100%!important;height:100%!important}.summary-cards{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px;margin-bottom:24px}.summary-card{background:var(--color-surface);border:1px solid var(--color-border);padding:16px;gap:16px;box-shadow:var(--shadow-sm)}.summary-card,.summary-icon{border-radius:var(--radius-md);display:flex;align-items:center}.summary-icon{width:48px;height:48px;justify-content:center}.summary-icon.blue{background:var(--color-info-bg,#eff6ff);color:var(--color-info,#3b82f6)}.summary-icon.green{background:var(--color-safe-bg);color:var(--color-safe)}.summary-icon.yellow{background:var(--color-caution-bg);color:var(--color-caution)}.summary-icon.red{background:var(--color-blocked-bg);color:var(--color-blocked)}.summary-info{display:flex;flex-direction:column}.s-val{font-size:24px;font-weight:700;color:var(--color-text-main);line-height:1.2}.s-label{font-size:13px;color:var(--color-text-muted);font-weight:500}.stations-grid{display:grid;grid-template-columns:2fr 1fr;grid-gap:20px;gap:20px;flex:1 1;overflow:hidden;min-height:500px}.stations-table-card{display:flex;flex-direction:column;overflow:hidden}.table-controls{display:flex;gap:12px}.table-responsive{flex:1 1;overflow-y:auto}.data-table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.data-table th{background:var(--color-bg);font-weight:600;color:var(--color-text-muted);position:-webkit-sticky;position:sticky;top:0;z-index:1}.data-table td,.data-table th{padding:12px 16px;border-bottom:1px solid var(--color-border)}.data-table td{vertical-align:middle}.data-table tr:hover td{background:var(--color-bg)}.data-table tr.selected-row td{background:var(--color-primary-light)}.btn-view{display:flex;align-items:center;gap:6px;padding:6px 12px;background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;color:var(--color-text-main);font-weight:500;font-size:12px}.btn-view:hover{background:var(--color-bg)}.station-detail-card{display:flex;flex-direction:column;gap:20px;overflow-y:auto}.detail-header{display:flex;justify-content:space-between;align-items:flex-start}.detail-header h2{font-size:18px;font-weight:700;color:var(--color-text-main);margin-bottom:4px}.district-label{font-size:13px;color:var(--color-text-muted);font-weight:500}.param-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}.param-tile{padding:16px;border-radius:var(--radius-md);display:flex;flex-direction:column;gap:4px}.param-tile.blue{background:#eff6ff;border:1px solid #bfdbfe}.param-tile.green{background:#f0fdf4;border:1px solid #bbf7d0}.param-tile.purple{background:#faf5ff;border:1px solid #e9d5ff}.param-name{font-size:12px;font-weight:600;color:var(--color-text-muted)}.param-val{font-size:18px;font-weight:700;color:var(--color-text-main)}.param-range{font-size:11px;color:var(--color-text-muted)}.chart-section{display:flex;flex-direction:column;gap:12px;flex:1 1}.chart-section h3{font-size:14px;font-weight:600}.detail-actions{display:flex;justify-content:flex-end;margin-top:auto}