:root{--color-neutral-50: #f8fafc;--color-neutral-100: #f1f5f9;--color-neutral-200: #e2e8f0;--color-neutral-300: #cbd5e1;--color-neutral-400: #94a3b8;--color-neutral-500: #64748b;--color-neutral-600: #475569;--color-neutral-700: #334155;--color-neutral-800: #1e293b;--color-neutral-900: #0f172a;--color-bg: #ffffff;--color-surface: #f8fafc;--color-surface-alt: #f1f5f9;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-soft: #dbeafe;--color-primary-contrast: #ffffff;--color-text: #0f172a;--color-text-muted: #64748b;--color-text-subtle: #94a3b8;--color-border: #e2e8f0;--color-border-strong: #cbd5e1;--color-success: #16a34a;--color-success-soft: #dcfce7;--color-warn: #f59e0b;--color-warn-soft: #fef3c7;--color-error: #dc2626;--color-error-soft: #fee2e2;--color-info: #0ea5e9;--color-info-soft: #e0f2fe;--color-focus-ring: rgba(37, 99, 235, .35);--font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--font-family-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;--font-size-xs: 11px;--font-size-sm: 12px;--font-size-base: 14px;--font-size-md: 15px;--font-size-lg: 16px;--font-size-xl: 18px;--font-size-2xl: 22px;--font-size-3xl: 28px;--line-height-tight: 1.2;--line-height-normal: 1.5;--line-height-relaxed: 1.7;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--radius-xs: 2px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-7: 28px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--shadow-xs: 0 1px 1px rgba(15, 23, 42, .04);--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08);--shadow-lg: 0 12px 24px rgba(15, 23, 42, .12);--z-sticky: 10;--z-dropdown: 50;--z-overlay: 1000;--z-modal: 1010;--z-toast: 1100;--z-tooltip: 1200;--layout-max-width: 1280px;--layout-shell-padding: var(--space-8);--transition-fast: .12s ease-out;--transition-normal: .2s ease-out}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}