/* PAI Components Design Tokens */
:root {
    /* Primary colors - Purple/Violet gradient system */
    --pai-color-primary-900: #4c1d95;
    --pai-color-primary-800: #5b21b6;
    --pai-color-primary-700: #6d28d9;
    --pai-color-primary-600: #7c3aed;
    --pai-color-primary-500: #8b5cf6;
    --pai-color-primary-400: #a78bfa;
    --pai-color-primary-300: #c4b5fd;
    --pai-color-primary-200: #ddd6fe;
    --pai-color-primary-100: #ede9fe;

    /* Secondary colors - Indigo/Blue */
    --pai-color-secondary-900: #312e81;
    --pai-color-secondary-800: #3730a3;
    --pai-color-secondary-700: #4338ca;
    --pai-color-secondary-600: #4f46e5;
    --pai-color-secondary-500: #6366f1;
    --pai-color-secondary-400: #818cf8;
    --pai-color-secondary-300: #a5b4fc;
    --pai-color-secondary-200: #c7d2fe;
    --pai-color-secondary-100: #e0e7ff;

    /* Grayscale */
    --pai-color-gray-900: #111827;
    --pai-color-gray-800: #1f2937;
    --pai-color-gray-700: #374151;
    --pai-color-gray-600: #4b5563;
    --pai-color-gray-500: #6b7280;
    --pai-color-gray-400: #9ca3af;
    --pai-color-gray-300: #d1d5db;
    --pai-color-gray-200: #e5e7eb;
    --pai-color-gray-100: #f3f4f6;
    --pai-color-gray-50: #f9fafb;

    /* Semantic colors */
    --pai-color-success: #10b981;
    --pai-color-warning: #f59e0b;
    --pai-color-error: #ef4444;
    --pai-color-info: #3b82f6;

    /* Surface colors */
    --pai-color-surface: #ffffff;
    --pai-color-surface-alt: #f9fafb;
    --pai-color-background: #fafafa;
    --pai-color-text: #111827;
    --pai-color-text-muted: #6b7280;

    /* Spacing */
    --pai-space-xs: 0.25rem;    /* 4px */
    --pai-space-sm: 0.5rem;     /* 8px */
    --pai-space-md: 1rem;       /* 16px */
    --pai-space-lg: 1.5rem;     /* 24px */
    --pai-space-xl: 2rem;       /* 32px */
    --pai-space-2xl: 3rem;      /* 48px */
    --pai-space-3xl: 4rem;      /* 64px */

    /* Border radius */
    --pai-radius-sm: 0.25rem;   /* 4px */
    --pai-radius-md: 0.5rem;    /* 8px */
    --pai-radius-lg: 1rem;      /* 16px */
    --pai-radius-xl: 1.5rem;    /* 24px */
    --pai-radius-full: 9999px;

    /* Font sizes */
    --pai-font-size-xs: 0.75rem;    /* 12px */
    --pai-font-size-sm: 0.875rem;   /* 14px */
    --pai-font-size-md: 1rem;       /* 16px */
    --pai-font-size-lg: 1.125rem;   /* 18px */
    --pai-font-size-xl: 1.25rem;    /* 20px */
    --pai-font-size-2xl: 1.5rem;    /* 24px */
    --pai-font-size-3xl: 1.875rem;  /* 30px */
    --pai-font-size-4xl: 2.25rem;   /* 36px */

    /* Transitions */
    --pai-transition-fast: 150ms;
    --pai-transition-base: 250ms;
    --pai-transition-slow: 350ms;

    /* Easing */
    --pai-ease-in: cubic-bezier(0.4, 0, 1, 1);
    --pai-ease-out: cubic-bezier(0, 0, 0.2, 1);
    --pai-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows */
    --pai-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --pai-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --pai-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --pai-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--pai-color-background);
    color: var(--pai-color-text);
    line-height: 1.5;
}

/* Error UI Styles */
#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 5px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}