* { box-sizing: border-box; }

html, body {
    margin: 0;
    height: 100%;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: #1f2933;
}

#map {
    position: absolute;
    inset: 0;
    z-index: 1;
}

#panel {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 1000;
    width: 320px;
    max-height: calc(100% - 32px);
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 12px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
    padding: 18px;
}

#panel header h1 {
    margin: 0;
    font-size: 22px;
    color: #0e7c5a;
}

.brand-logo {
    display: block;
    max-width: 200px;
    height: auto;
    margin: 2px 0;
}

.tagline {
    margin: 2px 0 14px;
    font-size: 13px;
    color: #52606d;
}

#panel h2 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #52606d;
    margin: 18px 0 8px;
}

.controls label {
    display: block;
    font-size: 13px;
    color: #52606d;
    margin-bottom: 10px;
}

.controls select {
    display: block;
    width: 100%;
    margin-top: 4px;
    padding: 7px 8px;
    border: 1px solid #cbd2d9;
    border-radius: 8px;
    font-size: 14px;
    background: #fff;
}

.legend-bar {
    height: 12px;
    border-radius: 6px;
    background: linear-gradient(to right, #16a34a, #eab308, #dc2626);
}

.legend-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #52606d;
    margin-top: 3px;
}

.legend-low {
    margin-top: 8px;
    font-size: 12px;
    color: #52606d;
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-low .swatch {
    display: inline-block;
    width: 16px;
    height: 10px;
    border-radius: 3px;
    background: #9aa0a6;
    opacity: 0.5;
}

#rankings-list {
    margin: 0;
    padding-left: 22px;
    font-size: 14px;
}

#rankings-list li {
    margin: 4px 0;
}

#rankings-list .score {
    color: #52606d;
    font-size: 12px;
}

.muted { color: #9aa0a6; }

footer { margin-top: 18px; }

.apk {
    display: block;
    text-align: center;
    background: #0e7c5a;
    color: #fff;
    text-decoration: none;
    padding: 10px;
    border-radius: 8px;
    font-weight: 600;
    margin-bottom: 10px;
}

.privacy {
    font-size: 11px;
    color: #9aa0a6;
    margin: 0;
    line-height: 1.4;
}

@media (max-width: 640px) {
    #panel { left: 16px; width: auto; }
}