/* =================================================================
   SIDI - Design Tokens Unificados
   Sistema de Ordens de Serviço
   Arquivo central de variáveis visuais para todo o sistema
   Criado: 2026-02-20
   ================================================================= */

:root {
    /* ===== PALETA DE CORES PRIMÁRIA ===== */
    --sidi-primary-50: #eff6ff;
    --sidi-primary-100: #dbeafe;
    --sidi-primary-200: #bfdbfe;
    --sidi-primary-300: #93c5fd;
    --sidi-primary-400: #60a5fa;
    --sidi-primary-500: #3b82f6;
    --sidi-primary-600: #2563eb;
    --sidi-primary-700: #1d4ed8;
    --sidi-primary-800: #1e40af;
    --sidi-primary-900: #1e3a8a;

    /* ===== CORES INDIGO (Accent - Menu/Cards) ===== */
    --sidi-indigo-300: #a5b4fc;
    --sidi-indigo-400: #818cf8;
    --sidi-indigo-500: #6366f1;
    --sidi-indigo-600: #4f46e5;
    --sidi-indigo-700: #4338ca;

    /* ===== CORES SEMÂNTICAS ===== */
    --sidi-success: #10b981;
    --sidi-success-light: #d1fae5;
    --sidi-success-dark: #059669;
    --sidi-warning: #f59e0b;
    --sidi-warning-light: #fef3c7;
    --sidi-warning-dark: #d97706;
    --sidi-danger: #ef4444;
    --sidi-danger-light: #fee2e2;
    --sidi-danger-dark: #dc2626;
    --sidi-info: #06b6d4;
    --sidi-info-light: #cffafe;
    --sidi-info-dark: #0891b2;

    /* ===== CORES NEUTRAS (Tailwind Gray) ===== */
    --sidi-gray-50: #f9fafb;
    --sidi-gray-100: #f3f4f6;
    --sidi-gray-200: #e5e7eb;
    --sidi-gray-300: #d1d5db;
    --sidi-gray-400: #9ca3af;
    --sidi-gray-500: #6b7280;
    --sidi-gray-600: #4b5563;
    --sidi-gray-700: #374151;
    --sidi-gray-800: #1f2937;
    --sidi-gray-900: #111827;
    --sidi-gray-950: #0f172a;

    /* ===== CORES DE FUNDO ===== */
    --sidi-bg-light: #f9fafb;
    --sidi-bg-page: #f1f5f9;
    --sidi-bg-card: #ffffff;
    --sidi-bg-dark: #0f172a;
    --sidi-bg-sidebar: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);

    /* ===== TIPOGRAFIA ===== */
    --sidi-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sidi-font-size-xs: 0.75rem;    /* 12px */
    --sidi-font-size-sm: 0.875rem;   /* 14px */
    --sidi-font-size-base: 1rem;     /* 16px */
    --sidi-font-size-lg: 1.125rem;   /* 18px */
    --sidi-font-size-xl: 1.25rem;    /* 20px */
    --sidi-font-size-2xl: 1.5rem;    /* 24px */
    --sidi-font-size-3xl: 1.875rem;  /* 30px */
    --sidi-font-size-4xl: 2.25rem;   /* 36px */
    --sidi-font-weight-light: 300;
    --sidi-font-weight-normal: 400;
    --sidi-font-weight-medium: 500;
    --sidi-font-weight-semibold: 600;
    --sidi-font-weight-bold: 700;

    /* ===== ESPAÇAMENTO ===== */
    --sidi-space-1: 0.25rem;   /* 4px */
    --sidi-space-2: 0.5rem;    /* 8px */
    --sidi-space-3: 0.75rem;   /* 12px */
    --sidi-space-4: 1rem;      /* 16px */
    --sidi-space-5: 1.25rem;   /* 20px */
    --sidi-space-6: 1.5rem;    /* 24px */
    --sidi-space-8: 2rem;      /* 32px */
    --sidi-space-10: 2.5rem;   /* 40px */
    --sidi-space-12: 3rem;     /* 48px */

    /* ===== BORDER RADIUS ===== */
    --sidi-radius-sm: 0.375rem;   /* 6px */
    --sidi-radius-md: 0.5rem;     /* 8px */
    --sidi-radius-lg: 0.75rem;    /* 12px */
    --sidi-radius-xl: 1rem;       /* 16px */
    --sidi-radius-2xl: 1.5rem;    /* 24px */
    --sidi-radius-full: 9999px;

    /* ===== SOMBRAS ===== */
    --sidi-shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --sidi-shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --sidi-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --sidi-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --sidi-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --sidi-shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --sidi-shadow-inner: inset 0 2px 4px 0 rgb(0 0 0 / 0.05);
    --sidi-shadow-glow-primary: 0 0 40px rgba(59, 130, 246, 0.3);

    /* ===== LAYOUT ===== */
    --sidi-sidebar-width: 260px;
    --sidi-sidebar-collapsed: 70px;
    --sidi-header-height: 4rem;

    /* ===== TRANSIÇÕES ===== */
    --sidi-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --sidi-transition-normal: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --sidi-transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --sidi-transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ===== Z-INDEX ===== */
    --sidi-z-dropdown: 1000;
    --sidi-z-sticky: 1020;
    --sidi-z-fixed: 1030;
    --sidi-z-modal-backdrop: 1040;
    --sidi-z-modal: 1050;
    --sidi-z-popover: 1060;
    --sidi-z-tooltip: 1070;
    --sidi-z-toast: 1080;

    /* ===== SCROLLBAR PADRÃO ===== */
    --sidi-scrollbar-width: 6px;
    --sidi-scrollbar-thumb: var(--sidi-gray-400);
    --sidi-scrollbar-thumb-hover: var(--sidi-gray-500);
    --sidi-scrollbar-track: transparent;
}

/* ===== SCROLLBAR GLOBAL ===== */
::-webkit-scrollbar {
    width: var(--sidi-scrollbar-width);
    height: var(--sidi-scrollbar-width);
}

::-webkit-scrollbar-track {
    background: var(--sidi-scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--sidi-scrollbar-thumb);
    border-radius: var(--sidi-radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--sidi-scrollbar-thumb-hover);
}

/* ===== ACESSIBILIDADE GLOBAL ===== */

/* Classe para leitores de tela */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus visível para navegação por teclado */
:focus-visible {
    outline: 2px solid var(--sidi-primary-500);
    outline-offset: 2px;
}

/* Reduzir movimento para usuários sensíveis */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== SELECTION ===== */
::selection {
    background: var(--sidi-primary-200);
    color: var(--sidi-primary-900);
}