:root{color:#1f2933;background:#f6f7f9;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer}.app-shell{width:min(1440px,100%);margin:0 auto;padding:24px}.topbar,.toolbar,.panel,.health{background:#fff;border:1px solid #d9dee7;border-radius:8px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 20px}.topbar h1{margin:0;font-size:26px;line-height:1.15}.topbar p{margin:4px 0 0;color:#667085}.topbar-controls,.toolbar,.date-controls,.panel-heading,.legend-row,.health{display:flex;align-items:center}.topbar-controls,.date-controls,.legend-row{gap:10px}select,input{min-height:38px;border:1px solid #cdd4df;border-radius:6px;background:#fff;color:#1f2933;padding:0 10px}.icon-button,.secondary-button,.primary-button,.segmented button{min-height:38px;border:1px solid #cdd4df;border-radius:6px;background:#fff;color:#1f2933}.icon-button{width:38px;display:inline-grid;place-items:center}.secondary-button,.primary-button{display:inline-flex;align-items:center;gap:8px;padding:0 14px}.primary-button{border-color:#b94a27;background:#d85a30;color:#fff}.toolbar{justify-content:space-between;gap:16px;margin-top:14px;padding:12px;flex-wrap:wrap}.segmented{display:grid;grid-template-columns:repeat(5,minmax(84px,1fr));gap:4px;padding:4px;background:#eef1f5;border-radius:8px}.segmented button{border-color:transparent;background:transparent}.segmented button.active{background:#fff;border-color:#cdd4df;color:#b94a27;box-shadow:0 1px 2px #10182814}.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:14px}.kpi{min-height:112px;padding:16px;background:#fff;border:1px solid #d9dee7;border-radius:8px;display:flex;flex-direction:column;justify-content:space-between}.kpi span,.kpi small,.footnote{color:#667085}.kpi strong{font-size:28px;line-height:1.1}.link-button{border:0;background:transparent;color:#2f6ea8;padding:0;text-align:left}.heat-text{color:#d85a30}.cool-text{color:#378add}.panel{margin-top:14px;padding:18px}.panel-heading{justify-content:space-between;gap:16px;margin-bottom:12px;flex-wrap:wrap}.panel-heading h2{margin:0;font-size:18px}.legend-row{color:#667085;font-size:13px}.swatch,.line-swatch,.dot{display:inline-block;vertical-align:middle;margin-right:6px}.swatch{width:11px;height:11px;border-radius:3px}.line-swatch{width:18px;height:3px}.heat{background:#d85a30}.cool,.high{background:#378add}.low{background:repeating-linear-gradient(90deg,#7bafdd 0 5px,transparent 5px 8px)}.idle{background:#9ba3af}.chart-frame{position:relative;width:100%}.heatmap{display:grid;grid-template-columns:42px repeat(24,minmax(18px,1fr));gap:4px;overflow-x:auto}.heatmap-row-fragment{display:contents}.heatmap-corner,.heatmap-hour,.heatmap-day{color:#667085;font-size:12px}.heatmap-hour,.heatmap-day{min-width:18px;text-align:center}.heatmap-day{text-align:right;padding-right:6px;line-height:22px}.heatmap-cell{min-width:18px;height:22px;border-radius:4px}.heatmap-cell.heat{background:#d85a30}.heatmap-cell.cool{background:#378add}.footnote{margin:8px 0 0;font-size:13px}.health{margin-top:14px;padding:12px 14px;gap:18px;flex-wrap:wrap;color:#667085;font-size:13px}.dot{width:9px;height:9px;border-radius:999px}.dot.ok{background:#2f9e64}.dot.warn{background:#d99a22}.dot.bad{background:#d34b4b}.alert-text{color:#b42318}.error-banner,.empty-state,.loading-overlay{margin-top:14px;border-radius:8px;padding:12px 14px}.error-banner{border:1px solid #f3b7b7;background:#fff4f4;color:#9f2a2a}.empty-state{border:1px solid #cdd4df;background:#fff;color:#667085}.loading-overlay{position:fixed;right:18px;bottom:18px;background:#1f2933;color:#fff;box-shadow:0 8px 20px #10182833}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1f29336b;display:grid;place-items:center;padding:18px;z-index:10}.settings-modal{width:min(720px,100%);background:#fff;border-radius:8px;border:1px solid #d9dee7;padding:18px;box-shadow:0 18px 48px #1018283d}.modal-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.modal-heading h2{margin:0;font-size:20px}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:16px}.settings-grid label{display:grid;gap:6px}.settings-grid span{color:#667085;font-size:13px}@media(max-width:900px){.app-shell{padding:14px}.topbar{align-items:stretch;flex-direction:column}.topbar-controls{justify-content:space-between}.kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.segmented{width:100%;grid-template-columns:repeat(2,minmax(0,1fr))}.settings-grid{grid-template-columns:1fr}}@media(max-width:560px){.kpi-grid{grid-template-columns:1fr}}