/* 轨迹记录 */
.track-mode-banner {
    position: fixed;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1300;
    display: none;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(40, 53, 147, 0.92);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    pointer-events: none;
}

.track-mode-banner.show {
    display: block;
}

/* 右上角面板 */
.track-panel {
    position: fixed;
    top: 110px;
    right: 10px;
    z-index: 1200;
    display: none;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 8px 10px;
    font-size: 13px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.track-panel.show {
    display: flex;
}

.track-panel .track-count,
.track-panel .track-segment-count {
    color: #3949ab;
    font-size: 15px;
}

.track-panel button {
    border: none;
    border-radius: 6px;
    color: #fff;
    padding: 6px 8px;
    cursor: pointer;
}

.track-panel .track-export-btn {
    background: #35a853;
}

.track-panel .track-export-btn:not(:disabled):hover {
    background: #2d9147;
}

/* 重置起点 */
.track-panel .track-reset-btn {
    background: #ea4335;
}

.track-panel .track-reset-btn:not(:disabled):hover {
    background: #d33426;
}

.track-panel button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* 导出轨迹弹窗：可折叠，可翻动，宽度固定 */
.track-export-popup {
    width: 340px;
    box-sizing: border-box;
}

.track-export-title {
    font-weight: bold;
    cursor: pointer;
    user-select: none;
}

.track-export-list {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 50vh;
    overflow-y: auto;
    scrollbar-width: none;   /* 隐藏滚动条 */
}

.track-export-list::-webkit-scrollbar {
    display: none;
}

.track-export-list[hidden] {
    display: none;
}

.track-export-label {
    margin-bottom: 3px;
    font-size: 12px;
    color: #666;
}

.track-export-popup .text-confirm-btn.copied {
    background: #1e7e34;
}
.track-export-popup .text-confirm-btn.copied:hover {
    background: #19692c;
}
.track-export-popup .text-confirm-btn.copy-failed {
    background: #ea4335;
}
.track-export-popup .text-confirm-btn.copy-failed:hover {
    background: #d33426;
}

/* 导出轨迹弹窗中的方向字符串 */
.track-export-text {
    flex: 1;
    min-width: 0;
    padding: 6px;
    border: 2px solid #ccc;
    border-radius: 4px;
    background: #f5f5f5;
    font-size: 14px;
    line-height: 1.4;
    word-break: break-all;
}

/* 响应式设计 */
@media (max-width: 600px) {
    .track-mode-banner {
        top: 8px;
        font-size: 10px;
        padding: 3px 8px;
    }

    .track-panel {
        top: 94px;
        right: 8px;
        gap: 4px;
        padding: 6px 8px;
        font-size: 12px;
    }

    .track-panel button {
        padding: 5px 8px;
        font-size: 12px;
    }

    .track-export-popup {
        width: min(340px, 90vw);
    }

    .track-export-text {
        padding: 5px;
        font-size: 12px;
    }
}