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

html,
body,
#cesiumContainer {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: "Microsoft YaHei", sans-serif;
}

#cesiumContainer {
    background: #02060f;
}

.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2000;
    color: #d5ecff;
    background: rgba(0, 16, 32, 0.9);
    border: 1px solid rgba(58, 151, 255, 0.7);
    border-radius: 8px;
    padding: 12px 18px;
}

.panel {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 1200;
    min-width: 280px;
    max-width: 360px;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid rgba(58, 151, 255, 0.6);
    background: rgba(4, 20, 40, 0.86);
    color: #edf4ff;
    line-height: 1.6;
    backdrop-filter: blur(6px);
}

.panel h3 {
    font-size: 16px;
    margin-bottom: 8px;
    color: #78bbff;
}

.panel p {
    font-size: 13px;
    opacity: 0.95;
}

.panel code {
    color: #8cd5ff;
}

#btnResetView {
    margin-top: 10px;
    border: 1px solid rgba(120, 187, 255, 0.8);
    background: rgba(11, 56, 112, 0.85);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
}

#btnResetView:hover {
    background: rgba(19, 74, 145, 0.95);
}