body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: #fcfcfc;
}

#controls {
    display: flex;
    align-items: center;
    background-color: #eee;
    padding: 10px 20px;
    border-bottom: 1px solid #ddd;
    font-size: 14px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 10;
    position: relative;
    gap: 8px;
}

#controls input[type="number"] {
    width: 60px;
    padding: 4px;
    text-align: center;
    border: 1px solid #ccc;
    border-radius: 4px;
}

#controls button {
    padding: 4px 8px;
    cursor: pointer;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
}

#controls button:hover {
    background: #ddd;
}

.spacer {
    flex-grow: 1;
}

.scroll-container {
    height: calc(100vh - 50px);
    width: 100vw;
    overflow-x: auto;
    overflow-y: hidden;
    position: relative;
    box-sizing: border-box;
}

#ephemeris-svg {
    display: block;
}

.month-label {
    font-size: 14px;
    font-weight: 600;
    fill: #333;
    text-anchor: middle;
    dominant-baseline: middle;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.day-label {
    font-size: 11px;
    fill: #444;
    text-anchor: end;
    dominant-baseline: middle;
}

.days-unit {
    font-size: 10px;
    fill: #444;
    text-anchor: end;
    font-style: italic;
}

.zodiac-header, .zodiac-footer {
    font-size: 13px;
    fill: #222;
    text-anchor: middle;
    dominant-baseline: middle;
}

.zodiac-header {
    font-weight: 600;
}

.planet-path {
    stroke-linecap: round;
    stroke-linejoin: round;
    opacity: 0.8;
}

.planet-label {
    font-size: 8px;
    font-weight: bold;
    letter-spacing: 1px;
    text-anchor: middle;
    pointer-events: none;
    opacity: 0.85;
}

#ephemeris-tooltip {
    position: absolute;
    display: none;
    background: rgba(30, 30, 30, 0.9);
    color: #f0f0f0;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    border: 1px solid #555;
    line-height: 1.4;
}

.planet-point {
    pointer-events: all;
    cursor: crosshair;
}
.planet-point:hover {
    fill: rgba(0, 0, 0, 0.5);
}

.planet-transit {
    pointer-events: all;
    cursor: crosshair;
    transition: transform 0.2s ease, fill 0.2s ease;
    transform-origin: center;
    transform-box: fill-box;
}
.planet-transit:hover {
    fill: #ffeb3b; /* yellow highlight on hover */
    transform: scale(1.5);
}