:root{--c-bg: #f7f3ff;--c-screen: #faf9fc;--c-stage: #ece9f1;--c-surface: #ffffff;--c-surface-2: #f5f2f8;--c-surface-warm: #efe7ff;--c-line: #ddd2f2;--c-line-soft: #eee6fb;--c-text: #191225;--c-text-2: #443856;--c-text-3: #746985;--c-primary: #7c3aed;--c-primary-hover: #6d28d9;--c-primary-active: #5b21b6;--c-primary-600: #5b21b6;--c-primary-soft: #f2ebfc;--c-meta: #6d28d9;--c-correct: #047857;--c-correct-soft: #e3f5ed;--c-correct-ink: #145c45;--c-wrong: #b42318;--c-wrong-soft: #fff0ef;--c-wrong-ink: #7a211b;--c-warn: #b45309;--c-warn-soft: #fdf4e8;--c-ink: #211630;--font-display: "Space Grotesk", "Avenir Next", "PingFang SC", "Hiragino Sans GB", system-ui, sans-serif;--font-body: "Montserrat", "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--text-xs: 12px;--text-sm: 14px;--text-base: 16px;--text-lg: 19px;--text-xl: 26px;--text-2xl: 40px;--leading-body: 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