:root{--brand-primary: #00a9a5;--brand-primary-strong: #008f8b;--brand-primary-soft: #e8f8f7;--brand-cyan: #00c8c3;--brand-blue: #0096f0;--text-primary: #17233c;--text-secondary: #5e6b82;--text-muted: #8c97aa;--surface-page: #f4f7fa;--surface-panel: #ffffff;--surface-subtle: #f8fafc;--border-color: #e3e9f0;--border-strong: #d5dde7;--success: #19a974;--warning: #e99a2e;--danger: #df4c57;--market-up: #ef232a;--market-down: #28a745;--shadow-sm: 0 1px 3px rgba(21, 35, 56, .06);--shadow-md: 0 12px 32px rgba(21, 35, 56, .1);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;font-family:PingFang SC,Microsoft YaHei,Noto Sans SC,Arial,sans-serif;color:var(--text-primary);background:var(--surface-page);font-synthesis:none}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{min-width:320px;background:var(--surface-page)}button,input,select,textarea{font:inherit}button,a{color:inherit}.admin-shell{min-height:100vh;display:flex}.sidebar{position:fixed;inset:0 auto 0 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