:root{color-scheme:light dark;--bg: #e8e8e4;--surface: #ffffff;--surface-2: #f5f5f3;--border: #e5e5e3;--border-strong: #d4d4d2;--text: #1c1c1b;--text-2: #5a5a58;--text-3: #8a8a88;--brand-ink: #071936;--brand-ai: #03d39d;--accent: #6366f1;--accent-light: #eef0ff;--accent-strong: #4f46e5;--accent-text: #ffffff;--blue: #2563eb;--blue-light: #eff5ff;--green: #059669;--green-light: #ecfdf5;--green-strong: #047857;--amber: #d97706;--amber-light: #fffbeb;--red: #dc2626;--red-light: #fef2f2;--cyan: #0891b2;--cyan-light: #ecfeff;--purple: #7c3aed;--purple-light: #f5f3ff;--red-text: #dc2626;--green-text: #047857;--amber-text: #b45309;--blue-text: #1d4ed8;--cyan-text: #0e7490;--purple-text: #6d28d9;--radius: 8px;--radius-sm: 5px;--shadow: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 2px 8px rgba(0,0,0,.06);--font: "Sarabun", "IBM Plex Sans Thai", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--mono: "JetBrains Mono", "SF Mono", "Consolas", monospace;--sidebar-w: 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