:root{--course-width: 1080px;--course-bg: #f6f7f3;--course-paper: #fffdf8;--course-ink: #172131;--course-muted: #657084;--course-line: #dfe4eb;--course-gold: #b9822f;--course-green: #516f61;--course-blue: #465f8a;--course-red: #b3533d;--course-action-ink: #172131;--course-action-thought: #486456;--course-action-soft: #f5f1e8;--course-shadow: 0 18px 44px -30px rgba(23, 33, 49, .42);--course-serif: "Songti SC", "Noto Serif SC", "STSong", serif}.course-page[data-astro-cid-aee76kgo]{background:var(--course-bg);color:var(--course-ink)}.course-page[data-astro-cid-aee76kgo] a[data-astro-cid-aee76kgo]{color:inherit}.eyebrow[data-astro-cid-aee76kgo]{margin:0 0 10px;color:var(--course-gold);font-size:12px;font-weight:900;letter-spacing:.08em}.course-hero[data-astro-cid-aee76kgo]{max-width:var(--course-width);margin:0 auto;padding:16px 0 8px;display:grid;grid-template-columns:minmax(0,1fr) 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