:root{--bg: #eef1f6;--panel: #ffffff;--panel-2: #f6f8fb;--border: #e2e6ed;--border-strong: #d4d9e2;--text: #1a1d21;--muted: #646b75;--accent: #2563eb;--accent-soft: #eef4ff;--hover: #eef1f6;--ribbon: #ffffff;--shadow-1: 0 1px 2px rgba(20, 28, 45, .06), 0 1px 3px rgba(20, 28, 45, .05);--shadow-2: 0 6px 16px rgba(20, 28, 45, .1);--shadow-3: 0 20px 50px rgba(20, 28, 45, .22);--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 24px;--sp-6: 32px;--r-sm: 6px;--r-md: 8px;--r-lg: 12px;--fs-xs: 11px;--fs-sm: 12.5px;--fs-md: 14px;--fs-lg: 16px;--fs-xl: 19px}[data-theme=dark]{--bg: #15171b;--panel: #1f2227;--panel-2: #262a30;--border: #31353c;--border-strong: #3c414a;--text: #e8eaed;--muted: #969ca6;--accent: #5b93f6;--accent-soft: #283448;--hover: #2a2e35;--ribbon: #1b1e22;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4);--shadow-2: 0 6px 18px rgba(0, 0, 0, .45);--shadow-3: 0 20px 50px rgba(0, 0, 0, .55)}*{box-sizing:border-box}body{margin:0;font-family:Segoe 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