:root{--bg: #f6f8fc;--surface: #ffffff;--surface-2: #f0f4fa;--surface-hover: #e8eef8;--border: #dce3ee;--border-strong: #c4cfdf;--text: #172033;--text-muted: #61708a;--text-dim: #95a1b4;--accent: #2563eb;--accent-strong: #1d4ed8;--accent-soft: #e5edff;--accent-line: #bfd2ff;--green: #1f9d72;--green-soft: #e3f4ec;--amber: #d98a2b;--amber-soft: #f9eedb;--red: #d65745;--red-soft: #fae6e2;--lime: #6fae3a;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);--shadow-md: 0 8px 22px rgba(15, 23, 42, .08);--shadow-card: 0 1px 3px rgba(15, 23, 42, .05), 0 10px 30px -12px rgba(15, 23, 42, .12);--header-h: 68px;--radius: 12px;--radius-lg: 16px;--shell-max: 1380px;--shell-pad: 28px;font-size:14px;color-scheme:light}:root[data-theme=dark]{--bg: #111827;--surface: #182235;--surface-2: #202c40;--surface-hover: #293850;--border: #334155;--border-strong: #475569;--text: #eef4ff;--text-muted: #a9b6c9;--text-dim: #708096;--accent: #70a5ff;--accent-strong: #9bc2ff;--accent-soft: #1e3a66;--accent-line: 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