:root{--gap: 1rem;--panel-bg: #f5f6f8;--border: #d7dbe0;--text: #1c2733;--muted: #5b6672;--heat-gradient: linear-gradient( to right, rgba(0, 0, 255, .5), cyan, lime, yellow, red )}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);padding:var(--gap);max-width:1100px;margin-inline:auto}.app-header h1{margin:0 0 .25rem;font-size:clamp(1.25rem,4vw,1.9rem)}.subtitle{margin:0;color:var(--muted)}.controls{display:flex;flex-wrap:wrap;gap:var(--gap);margin:var(--gap) 0;padding:var(--gap);background:var(--panel-bg);border:1px solid var(--border);border-radius:8px}.control{display:flex;flex-direction:column;gap:.35rem;flex:1 1 200px}.control label{font-size:.85rem;font-weight:600}.control select,.control input[type=range]{width:100%}.map-wrap{position:relative}#map{width:100%;height:clamp(360px,70vh,720px);border-radius:8px;z-index:0}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#ffffffbf;z-index:500}.overlay[hidden]{display:none}.overlay-card{padding:.75rem 1.25rem;background:#fff;border:1px solid var(--border);border-radius:8px;box-shadow:0 2px 10px #0000001f;font-weight:600}.overlay.error .overlay-card{border-color:#e0b4b4;color:#a12c2c}.legend{position:absolute;right:12px;bottom:12px;z-index:500;background:#ffffffeb;border:1px solid var(--border);border-radius:6px;padding:.5rem .6rem;width:min(220px,60vw);font-size:.75rem}.legend-bar{height:10px;border-radius:3px;background:var(--heat-gradient)}.legend-labels{display:flex;justify-content:space-between;margin-top:.3rem;color:var(--muted)}.status{margin:var(--gap) 0 0;color:var(--muted);font-size:.9rem}.app-footer{margin-top:var(--gap);color:var(--muted);font-size:.8rem}.app-footer a{color:inherit}