:root{--ink: #0f172a;--ink-soft: #334155;--muted: #64748b;--line: #e2e8f0;--line-strong: #cbd5e1;--bg: #f5f7fb;--surface: #ffffff;--surface-soft: #f8fafc;--primary: #2563eb;--primary-deep: #1d4ed8;--primary-soft: #eff6ff;--accent: #d97706;--danger: #dc2626;--danger-soft: #fef2f2;--nav: #ffffff;--nav-soft: #f8fafc;--radius: 14px;--radius-sm: 10px;--shadow-card: 0 1px 2px rgba(15, 23, 42, .04), 0 10px 28px -24px rgba(15, 23, 42, .28);--font: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;--el-color-primary: #2563eb;--el-color-primary-light-3: #5b93f5;--el-color-primary-light-5: #8bb6f8;--el-color-primary-light-7: #bcd4fb;--el-color-primary-light-8: #d5e4fd;--el-color-primary-light-9: #eff6ff;--el-color-primary-dark-2: #1d4ed8;--el-color-success: #059669;--el-color-warning: #d97706;--el-color-danger: #dc2626;--el-border-radius-base: 9px;--el-font-family: 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