:root{--bg:#f8f9fb;--panel:#fff;--text:#1f2937;--muted:#6b7280;--line:#d1d5db;--accent:#0f766e}*{box-sizing:border-box}body{color:var(--text);background:var(--bg);margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.toolbar{border-bottom:1px solid var(--line);background:var(--panel);justify-content:space-between;align-items:center;gap:10px;padding:10px 14px;display:flex}.toolbar .title{font-weight:700}.toolbar button{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:6px;padding:6px 10px}.status{text-align:right;min-width:220px;color:var(--muted);font-size:12px}.value-input{border:1px solid var(--line);width:62px;color:var(--text);background:var(--panel);border-radius:4px;padding:2px 4px;font-size:12px}.value-input::-webkit-outer-spin-button{margin:0}.value-input::-webkit-inner-spin-button{margin:0}.value-badge{min-width:42px;color:var(--muted);text-align:right;font-size:12px}.layout{grid-template-columns:1fr 260px;gap:12px;height:calc(100vh - 58px);padding:12px;display:grid}.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}.graph-panel{position:relative}.graph-panel:before{content:"";opacity:.16;pointer-events:none;background-image:url(./assets/antarctica_contour.png);background-position:50%;background-repeat:no-repeat;background-size:68%;position:absolute;inset:0}#chart{z-index:1;width:100%;height:100%;display:block;position:relative}.side-panel{padding:12px;overflow:auto}.side-panel h3{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:8px 0;font-size:13px}.legend-item{align-items:center;gap:8px;margin:6px 0;font-size:12px;display:flex}.settings-card{background:linear-gradient(#f8fbff 0%,#f2f6fb 100%);border:1px solid #dce3ea;border-radius:10px;margin-top:10px;margin-bottom:10px;padding:10px}.settings-title{color:#334155;text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px;font-size:12px;font-weight:700}.settings-row{flex-direction:column;gap:6px;margin-bottom:10px;display:flex}.settings-row:last-child{margin-bottom:0}.settings-row label{color:#475569;font-size:12px}.settings-controls{grid-template-columns:1fr 68px;align-items:center;gap:8px;display:grid}.settings-controls input[type=range]{width:100%}.settings-input{border:1px solid var(--line);width:100%;color:var(--text);background:#fff;border-radius:4px;padding:4px 6px;font-size:12px}.inline-check{align-items:center;gap:8px;display:inline-flex}.settings-buttons{grid-template-columns:1fr 1fr;gap:8px;display:grid}.settings-buttons button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:6px;padding:6px 8px;font-size:12px}.selection-rect{fill:#0ea5e91f;stroke:#0284c7;stroke-width:1px;stroke-dasharray:4 2;pointer-events:none}.swatch{border:1px solid #0002;border-radius:2px;width:10px;height:10px}.info{color:var(--text);font-size:12px;line-height:1.5}.muted{color:var(--muted)}