:root{--bg: #f7f7f8;--surface: #ffffff;--border: #d4d4d8;--border-soft: #e4e4e7;--text: #18181b;--text-secondary: #52525b;--accent: #6d28d9;--accent-soft: #ede9fe;--accent-ink: #4c1d95;--positive-bg: #dcfce7;--positive-ink: #14532d;--negative-bg: #fee2e2;--negative-ink: #7f1d1d;--neutral-bg: #f4f4f5;--neutral-ink: #3f3f46;--radius: 12px;--gap: 16px;--sidebar-width: 220px;--content-max: 1040px;color-scheme:light}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--accent)}a:focus-visible,button:focus-visible,select:focus-visible{outline:2px solid 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