/* ===== 坐标点添加页通用 ===== */

/* 提示条 */
.hint-bar {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 997;
    background: rgba(102, 126, 234, 0.9);
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 12px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    display: none;
    text-align: center;
    max-width: 90vw;
}
.hint-bar.show { display: block; }

/* 地图中心十字准星 */
.center-crosshair {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 996;
    pointer-events: none;
    display: none;
}
.center-crosshair.show { display: block; }
.center-crosshair::before,
.center-crosshair::after {
    content: '';
    position: absolute;
    background: rgba(40, 167, 69, 0.7);
    border-radius: 1px;
}
.center-crosshair::before { width: 2px; height: 24px; top: -12px; left: -1px; }
.center-crosshair::after  { width: 24px; height: 2px; top: -1px; left: -12px; }