* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    background: #ffffff;
    color: #000000;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    font-size: 14px;
    line-height: 1.4;
}

body {
    padding-top: 220px;  /* matches fixed-bar height */
}

#controls {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid #000;
    padding: 16px 24px;
    z-index: 100;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

#controls h1 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

#controls h1 a {
    color: #0a3d91;
    text-decoration: none;
}

#controls h1 a:hover {
    text-decoration: underline;
}

#controls h1 .paper-link {
    font-size: 13px;
    font-weight: 400;
}

#sliders {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px 24px;
}

.slider-row {
    display: grid;
    grid-template-columns: 56px 1fr 90px;
    align-items: center;
    gap: 4px;
}

.slider-row label {
    font-family: "Latin Modern Math", "STIX Two Math", "Cambria Math", serif;
    font-size: 15px;
    white-space: nowrap;
}

.reset-label {
    cursor: pointer;
    user-select: none;
}

.reset-label:hover {
    color: #0a3d91;
}

.slider-row input[type="range"] {
    width: 100%;
    accent-color: #0a3d91;  /* matches our blue */
    cursor: pointer;
}

.slider-row input[type="number"] {
    width: 90px;
    border: 1px solid #000;
    background: #fff;
    color: #000;
    padding: 2px 4px;
    font: inherit;
    font-variant-numeric: tabular-nums;
    /* no up/down spinner arrows */
    -moz-appearance: textfield;
    appearance: textfield;
}

.slider-row input[type="number"]::-webkit-inner-spin-button,
.slider-row input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.slider-row input[type="number"]:focus {
    outline: 1px solid #0a3d91;
}

.slider-row label sub,
.slider-row label sup {
    font-size: 75%;
}

#save-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
}

#memo-name {
    width: 220px;
    border: 1px solid #000;
    background: #fff;
    color: #000;
    padding: 3px 6px;
    font: inherit;
}

#memo-name:focus {
    outline: 1px solid #0a3d91;
}

#save-btn {
    border: 1px solid #000;
    background: #fff;
    color: #000;
    padding: 3px 14px;
    font: inherit;
    cursor: pointer;
}

#save-btn:hover {
    background: #0a3d91;
    color: #fff;
}

#status {
    font-size: 12px;
    color: #555;
    margin-left: 4px;
}

#legend {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #fff;
    border-top: 1px solid #000;
    padding: 8px 24px;
    z-index: 100;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 18px;
    box-shadow: 0 -1px 4px rgba(0, 0, 0, 0.04);
}

.legend-empty {
    font-size: 12px;
    color: #888;
}

.legend-item {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    cursor: pointer;
}

.legend-item .legend-name:hover {
    text-decoration: underline;
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex: none;
}

.legend-del {
    cursor: pointer;
    color: #999;
    font-weight: 700;
    line-height: 1;
    padding: 0 2px;
}

.legend-del:hover {
    color: #000;
}

.legend-tip {
    display: none;
    position: absolute;
    bottom: 100%;
    left: 0;
    margin-bottom: 8px;
    background: #fff;
    border: 1px solid #000;
    padding: 6px 10px;
    font-size: 12px;
    line-height: 1.5;
    white-space: nowrap;
    z-index: 200;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.15);
}

.legend-tip sub,
.legend-tip sup {
    font-size: 75%;
}

.legend-item:hover .legend-tip {
    display: block;
}

#plots {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.plot {
    padding: 8px 12px 4px 12px;
    background: #fff;
}

.plot-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 4px;
}

.plot h2 {
    font-size: 13px;
    font-weight: 600;
}

.plot-head .toggle {
    font-size: 12px;
    color: #000;
    cursor: pointer;
    user-select: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.plot-head .toggle input {
    accent-color: #0a3d91;
    cursor: pointer;
}

.plot canvas {
    display: block;
    width: 100%;
    height: 320px;
}

/* sky-map panel: keep the native 2:1+colourbar aspect, so override height */
#skymap-plot canvas {
    height: auto;
    max-width: 760px;
    margin: 0 auto;
}

.skymap-ctrls {
    display: flex;
    align-items: center;
    gap: 12px;
}

#skymap-lmax {
    font: inherit;
    border: 1px solid #000;
    background: #fff;
    color: #000;
}

#skymap-roll {
    border: 1px solid #000;
    background: #fff;
    color: #000;
    padding: 3px 12px;
    font: inherit;
    cursor: pointer;
}

#skymap-roll:hover:not(:disabled) {
    background: #0a3d91;
    color: #fff;
}

#skymap-roll:disabled {
    color: #aaa;
    border-color: #ccc;
    background: #f5f5f5;
    cursor: default;
}