.chart-stage{position:relative;overflow:hidden;border-radius:10px;background:linear-gradient(rgba(9,33,50,.25),rgba(1,7,13,.2));cursor:grab;user-select:none;touch-action:none}
.chart-stage.dragging{cursor:grabbing}.chart-stage #chart{display:block;background:transparent}
.chart-tools{position:absolute;right:14px;top:14px;display:flex;gap:6px;z-index:3;padding:5px;border:1px solid rgba(54,181,229,.28);border-radius:9px;background:rgba(2,12,22,.82);backdrop-filter:blur(9px)}
.chart-tools button{width:34px;height:30px;border:1px solid #1b5675;border-radius:6px;background:#071a29;color:#8ddfff;font-size:16px;cursor:pointer}.chart-tools button:hover{color:#08111a;background:#55d9ff;border-color:#7de5ff}
.chart-help{position:absolute;left:14px;bottom:11px;padding:6px 9px;border-radius:6px;background:rgba(1,10,18,.7);color:#668aa4;font-size:9px;letter-spacing:.5px;pointer-events:none}
@media(max-width:600px){.chart-help{display:none}.chart-tools{right:8px;top:8px}.chart-tools button{width:31px;height:28px}}