:root{--bg-app: #fafafa;--bg-surface: #ffffff;--bg-surface-2: #f4f4f5;--bg-overlay: rgba(20, 20, 23, .55);--text-primary: #1a1a1a;--text-secondary: #4a4a4f;--text-muted: #76767d;--text-inverse: #ffffff;--text-on-accent: #ffffff;--border: #e5e5e5;--border-strong: #d4d4d6;--border-focus: #2c3e50;--accent-100: #e8eef4;--accent-300: #8fa3b8;--accent-500: #2c3e50;--accent-600: #1f2d3d;--success: #1f8a4c;--success-bg: #e6f4ec;--warning: #b26a00;--warning-bg: #fbf1de;--danger: #b23a3a;--danger-bg: #f7e6e6;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;--fs-xs: .75rem;--fs-sm: .8125rem;--fs-base: .9375rem;--fs-md: 1rem;--fs-lg: 1.125rem;--fs-xl: 1.375rem;--fs-2xl: 1.75rem;--fs-3xl: 2.25rem;--lh-tight: 1.25;--lh-base: 1.5;--lh-loose: 1.7;--fw-regular: 400;--fw-medium: 500;--fw-semibold: 600;--fw-bold: 700;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--radius-sm: 4px;--radius: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-pill: 999px;--shadow-1: 0 1px 2px rgba(15, 15, 20, .04), 0 1px 1px rgba(15, 15, 20, .03);--shadow-2: 0 2px 4px rgba(15, 15, 20, .06), 0 1px 2px rgba(15, 15, 20, .04);--shadow-3: 0 4px 12px rgba(15, 15, 20, .08);--shadow-focus: 0 0 0 3px rgba(44, 62, 80, .18);--sidebar-w: 240px;--topbar-h: 56px;--content-max: 960px;--transition-fast: .12s ease;--transition: .18s ease}[data-theme=dark]{--bg-app: #121212;--bg-surface: #1a1a1d;--bg-surface-2: #202024;--bg-overlay: rgba(0, 0, 0, .7);--text-primary: #ededed;--text-secondary: #b8b8bd;--text-muted: #7e7e85;--text-inverse: #121212;--text-on-accent: #ffffff;--border: #262626;--border-strong: #333336;--border-focus: #8fa3b8;--accent-100: #1e2a3a;--accent-300: #6e84a0;--accent-500: #6e84a0;--accent-600: #8fa3b8;--success: #4fb07b;--success-bg: #1a2e25;--warning: #d6a04b;--warning-bg: #2e261a;--danger: 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