:root{--color-primary: #5965d8;--color-primary-hover: #6b76e0;--color-primary-active: #4a54c4;--color-primary-bg: #eef0fc;--color-text: #182033;--color-text-secondary: #667085;--color-text-tertiary: #98a2b3;--color-bg: #f4f6fa;--color-bg-container: #ffffff;--color-bg-subtle: #f9fafb;--color-border: #e4e7ec;--color-border-strong: #d0d5dd;--color-success: #12805c;--color-success-bg: #e7f6ef;--color-warning: #b54708;--color-warning-bg: #fdf1e2;--color-error: #d92d20;--color-error-bg: #feeceb;--color-info-bg: #eef4ff;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--shadow-card: 0 1px 2px rgb(16 24 40 / 6%), 0 1px 3px rgb(16 24 40 / 10%);--shadow-modal: 0 12px 32px rgb(16 24 40 / 18%);--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;--content-max-width: 1200px;--content-reading-max-width: 1440px;--content-data-max-width: 1920px;--content-gallery-max-width: 3200px;--page-gutter: clamp(12px, 1.25vw, 32px)}