:root{--bg: #0b0e14;--panel: #131826;--border: rgba(255, 255, 255, .08);--text: #e6e9f0;--muted: #8a93a6;--up: #ff4d4f;--down: #3dd68c;--accent: #ffb142;--radius: 10px;--maxw: 960px;--header-h: 56px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Helvetica Neue", Arial, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{min-height:100vh;background:var(--bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button{font-family:inherit}.up{color:var(--up)}.down{color:var(--down)}.dim{color:var(--muted)}.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}.site-header{position:sticky;top:0;z-index:20;background:#0b0e14d9;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px 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solid var(--border);background:radial-gradient(120% 120% at 50% 0%,#182136,#0b0e14 70%);display:flex;align-items:center;justify-content:center}.watermark{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;font-size:160px;font-weight:900;color:#ffffff08;letter-spacing:8px;-webkit-user-select:none;user-select:none;pointer-events:none}.stage-price{font-size:72px;font-weight:800;font-variant-numeric:tabular-nums;opacity:.85;z-index:1}.chart-wrap{position:absolute;top:0;right:6px;bottom:0;left:0;z-index:0}.chart{display:block;width:100%;height:100%}.chart-empty{color:var(--muted);z-index:0}.chart-dot{position:absolute;width:10px;height:10px;border-radius:50%;background:currentColor;transform:translate(-50%,-50%);box-shadow:0 0 10px currentColor}.chart-max,.chart-min{position:absolute;left:8px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.chart-max{transform:translateY(calc(-100% - 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