:root{font-family:DM Sans,Avenir Next,Microsoft YaHei UI,PingFang SC,system-ui,sans-serif;color-scheme:light;--canvas: #f4f1eb;--paper: #fffdf9;--ink: #1d2026;--muted: #74736f;--quiet: #a09d96;--line: #e5e0d7;--line-strong: #d3cdc2;--orange: #e86d46;--orange-soft: #fae5dc;--blue: #386bd6;--blue-soft: #e4ecff;--green: #278166;--red: #c24c5f;--red-soft: #f9e1e3;--shadow: 0 18px 48px rgba(71, 60, 44, .11)}:root[data-companion-theme=dark]{color-scheme:dark;--canvas: #191b1f;--paper: #24272b;--ink: #f5f2ec;--muted: #b2aea6;--quiet: #817d76;--line: #3c3d3d;--line-strong: #575852;--orange: #f08057;--orange-soft: #442b24;--blue: #82a8ff;--blue-soft: #263453;--green: #73c9a7;--red: #ff9aa7;--red-soft: #492a31;--shadow: 0 24px 60px rgba(0, 0, 0, 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