/**
 * CONVENIUM - Design System Tokens
 * Sistema Premium de Variáveis CSS
 * Identidade Visual: #1D353E (azul escuro) e #E63A34 (vermelho)
 *
 * Este arquivo contém TODAS as variáveis do design system.
 * Deve ser importado PRIMEIRO em todos os outros CSS.
 */

/* ============================================
   RESET CSS / NORMALIZE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
    text-rendering: optimizeSpeed;
    line-height: 1.5;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

/* ============================================
   DESIGN TOKENS - VARIÁVEIS CSS GLOBAIS
   ============================================ */
:root {
    /* ----------------------------------------
       CORES PRIMÁRIAS - Identidade Convenium
       ---------------------------------------- */
    --color-primary: #1D353E;
    --color-primary-rgb: 29, 53, 62;
    --color-primary-hover: #152a32;
    --color-primary-light: #2a4a56;
    --color-primary-lighter: #e8eef0;

    --color-secondary: #E63A34;
    --color-secondary-rgb: 230, 58, 52;
    --color-secondary-hover: #c42f2a;
    --color-secondary-light: #eb5f5a;
    --color-secondary-lighter: #fdeaea;

    /* Alias para conveniência */
    --color-accent: var(--color-secondary);
    --color-accent-hover: var(--color-secondary-hover);

    /* Alias dark (legado) */
    --color-primary-dark: #152a32;
    --color-secondary-dark: #c42f2a;

    /* ----------------------------------------
       ESCALA DE CINZA (usada por style.css e beneficiario.css)
       ---------------------------------------- */
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;

    /* ----------------------------------------
       CORES DE STATUS
       ---------------------------------------- */
    --color-success: #10B981;
    --color-success-rgb: 16, 185, 129;
    --color-success-hover: #059669;
    --color-success-light: #D1FAE5;
    --color-success-dark: #065F46;

    --color-warning: #F59E0B;
    --color-warning-rgb: 245, 158, 11;
    --color-warning-hover: #D97706;
    --color-warning-light: #FEF3C7;
    --color-warning-dark: #92400E;

    --color-danger: #EF4444;
    --color-danger-rgb: 239, 68, 68;
    --color-danger-hover: #DC2626;
    --color-danger-light: #FEE2E2;
    --color-danger-dark: #991B1B;

    --color-info: #3B82F6;
    --color-info-rgb: 59, 130, 246;
    --color-info-hover: #2563EB;
    --color-info-light: #DBEAFE;
    --color-info-dark: #1E40AF;

    /* ----------------------------------------
       CORES DE BACKGROUND
       ---------------------------------------- */
    --color-bg-page: #F3F4F6;
    --color-bg-card: #FFFFFF;
    --color-bg-sidebar: var(--color-primary);
    --color-bg-header: #FFFFFF;
    --color-bg-input: #FFFFFF;
    --color-bg-hover: #F9FAFB;
    --color-bg-active: #F3F4F6;
    --color-bg-disabled: #E5E7EB;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);
    --color-bg-skeleton: #E5E7EB;

    /* ----------------------------------------
       CORES DE TEXTO
       ---------------------------------------- */
    --color-text-primary: #111827;
    --color-text-secondary: #4B5563;
    --color-text-muted: #9CA3AF;
    --color-text-disabled: #D1D5DB;
    --color-text-inverse: #FFFFFF;
    --color-text-link: var(--color-primary);
    --color-text-link-hover: var(--color-secondary);

    /* ----------------------------------------
       CORES DE BORDA
       ---------------------------------------- */
    --color-border: #E5E7EB;
    --color-border-light: #F3F4F6;
    --color-border-dark: #D1D5DB;
    --color-border-focus: var(--color-primary);
    --color-border-error: var(--color-danger);
    --color-border-success: var(--color-success);

    /* ----------------------------------------
       TIPOGRAFIA
       ---------------------------------------- */
    --font-family-primary: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-family-heading: var(--font-family-primary);
    --font-family-mono: 'Fira Code', 'Consolas', 'Monaco', monospace;

    /* Tamanhos de fonte */
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */

    /* Pesos de fonte */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Alturas de linha */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Espaçamento entre letras */
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;
    --letter-spacing-wider: 0.05em;
    --letter-spacing-widest: 0.1em;

    /* ----------------------------------------
       ESPAÇAMENTO (Escala Consistente)
       ---------------------------------------- */
    --space-0: 0;
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */

    /* ----------------------------------------
       SOMBRAS (Escala Progressiva)
       ---------------------------------------- */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08), 0 4px 6px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.08), 0 8px 10px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 20px rgba(var(--color-primary-rgb), 0.15);
    --shadow-glow-accent: 0 0 20px rgba(var(--color-secondary-rgb), 0.2);
    --shadow-none: none;

    /* ----------------------------------------
       BORDAS (Raios)
       ---------------------------------------- */
    --radius-none: 0;
    --radius-sm: 0.375rem;    /* 6px */
    --radius-md: 0.5rem;      /* 8px */
    --radius-lg: 0.75rem;     /* 12px */
    --radius-xl: 1rem;        /* 16px */
    --radius-2xl: 1.5rem;     /* 24px */
    --radius-full: 9999px;    /* Circular */

    /* ----------------------------------------
       TRANSIÇÕES
       ---------------------------------------- */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ----------------------------------------
       Z-INDEX (Escala Organizada)
       ---------------------------------------- */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-overlay: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
    --z-toast: 800;
    --z-max: 9999;

    /* ----------------------------------------
       LAYOUT
       ---------------------------------------- */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
    --header-height: 64px;
    --content-max-width: 1400px;
    --mobile-nav-height: 64px;

    /* ----------------------------------------
       BREAKPOINTS (para referência em JS)
       ---------------------------------------- */
    --breakpoint-xs: 480px;
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    --breakpoint-2xl: 1536px;

    /* ----------------------------------------
       INPUTS
       ---------------------------------------- */
    --input-height: 44px;
    --input-height-sm: 36px;
    --input-height-lg: 52px;
    --input-padding-x: var(--space-4);
    --input-padding-y: var(--space-3);
    --input-border-width: 1px;
    --input-border-radius: var(--radius-md);
    --input-focus-ring-width: 3px;
    --input-focus-ring-color: rgba(var(--color-primary-rgb), 0.15);

    /* ----------------------------------------
       BOTÕES
       ---------------------------------------- */
    --btn-padding-x: var(--space-5);
    --btn-padding-y: var(--space-2);
    --btn-padding-x-sm: var(--space-3);
    --btn-padding-y-sm: var(--space-1);
    --btn-padding-x-lg: var(--space-8);
    --btn-padding-y-lg: var(--space-3);
    --btn-border-radius: var(--radius-md);
    --btn-font-weight: var(--font-weight-semibold);
    --btn-min-height: 44px;

    /* ----------------------------------------
       CARDS
       ---------------------------------------- */
    --card-padding: var(--space-6);
    --card-padding-sm: var(--space-4);
    --card-border-radius: var(--radius-lg);
    --card-shadow: var(--shadow-sm);
    --card-shadow-hover: var(--shadow-md);

    /* ----------------------------------------
       TABELAS
       ---------------------------------------- */
    --table-cell-padding-x: var(--space-4);
    --table-cell-padding-y: var(--space-4);
    --table-header-bg: var(--color-bg-page);
    --table-border-color: var(--color-border);
    --table-hover-bg: var(--color-bg-hover);
    --table-stripe-bg: var(--color-bg-page);

    /* ----------------------------------------
       MODAIS
       ---------------------------------------- */
    --modal-padding: var(--space-6);
    --modal-border-radius: var(--radius-xl);
    --modal-shadow: var(--shadow-xl);
    --modal-width-sm: 400px;
    --modal-width-md: 560px;
    --modal-width-lg: 720px;
    --modal-width-xl: 900px;
    --modal-backdrop-bg: rgba(0, 0, 0, 0.6);

    /* ----------------------------------------
       ALERTAS
       ---------------------------------------- */
    --alert-padding: var(--space-4);
    --alert-border-radius: var(--radius-md);
    --alert-border-width: 4px;

    /* ----------------------------------------
       BADGES
       ---------------------------------------- */
    --badge-padding-x: var(--space-3);
    --badge-padding-y: var(--space-1);
    --badge-border-radius: var(--radius-full);
    --badge-font-size: var(--font-size-xs);
    --badge-font-weight: var(--font-weight-semibold);
}

/* ============================================
   TIPOGRAFIA BASE
   ============================================ */
body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-page);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: inherit;
    margin-bottom: var(--space-4);
}

h1 {
    font-size: var(--font-size-4xl);
    letter-spacing: var(--letter-spacing-tight);
}

h2 {
    font-size: var(--font-size-3xl);
    letter-spacing: var(--letter-spacing-tight);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

p {
    margin-bottom: var(--space-4);
}

a {
    color: var(--color-text-link);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-text-link-hover);
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

small {
    font-size: var(--font-size-sm);
}

strong, b {
    font-weight: var(--font-weight-semibold);
}

/* ============================================
   CLASSES UTILITÁRIAS - CORES DE TEXTO
   ============================================ */
.text-primary { color: var(--color-primary) !important; }
.text-secondary { color: var(--color-secondary) !important; }
.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-info { color: var(--color-info) !important; }
.text-muted { color: var(--color-text-muted) !important; }
.text-body { color: var(--color-text-primary) !important; }
.text-inverse { color: var(--color-text-inverse) !important; }

/* ============================================
   CLASSES UTILITÁRIAS - BACKGROUNDS
   ============================================ */
.bg-primary { background-color: var(--color-primary) !important; }
.bg-secondary { background-color: var(--color-secondary) !important; }
.bg-success { background-color: var(--color-success) !important; }
.bg-warning { background-color: var(--color-warning) !important; }
.bg-danger { background-color: var(--color-danger) !important; }
.bg-info { background-color: var(--color-info) !important; }
.bg-light { background-color: var(--color-bg-page) !important; }
.bg-white { background-color: var(--color-bg-card) !important; }

/* Backgrounds de status com opacidade */
.bg-success-light { background-color: var(--color-success-light) !important; }
.bg-warning-light { background-color: var(--color-warning-light) !important; }
.bg-danger-light { background-color: var(--color-danger-light) !important; }
.bg-info-light { background-color: var(--color-info-light) !important; }
.bg-primary-light { background-color: var(--color-primary-lighter) !important; }
.bg-secondary-light { background-color: var(--color-secondary-lighter) !important; }

/* ============================================
   CLASSES UTILITÁRIAS - SOMBRAS
   ============================================ */
.shadow-none { box-shadow: var(--shadow-none) !important; }
.shadow-xs { box-shadow: var(--shadow-xs) !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }

/* ============================================
   CLASSES UTILITÁRIAS - BORDAS
   ============================================ */
.rounded-none { border-radius: var(--radius-none) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-2xl { border-radius: var(--radius-2xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* ============================================
   TRANSIÇÕES UTILITÁRIAS
   ============================================ */
.transition-none { transition: none !important; }
.transition-fast { transition: all var(--transition-fast) !important; }
.transition-normal { transition: all var(--transition-normal) !important; }
.transition-slow { transition: all var(--transition-slow) !important; }

/* ============================================
   FOCO VISÍVEL (ACESSIBILIDADE)
   ============================================ */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.focus-ring:focus {
    box-shadow: 0 0 0 var(--input-focus-ring-width) var(--input-focus-ring-color);
}

/* ============================================
   SCROLLBAR ESTILIZADA
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-page);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-border-dark) var(--color-bg-page);
}

/* ============================================
   SELEÇÃO DE TEXTO
   ============================================ */
::selection {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

/* ============================================
   ANIMAÇÕES DE LOADING
   ============================================ */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Classes de animação */
.animate-spin { animation: spin 1s linear infinite; }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-shimmer {
    background: linear-gradient(90deg, var(--color-bg-skeleton) 25%, var(--color-border-light) 50%, var(--color-bg-skeleton) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}
.animate-fade-in { animation: fadeIn var(--transition-normal) ease-out; }
.animate-fade-in-up { animation: fadeInUp var(--transition-normal) ease-out; }
.animate-fade-in-down { animation: fadeInDown var(--transition-normal) ease-out; }
.animate-scale-in { animation: scaleIn var(--transition-normal) ease-out; }
.animate-slide-in-right { animation: slideInRight var(--transition-normal) ease-out; }
.animate-slide-in-left { animation: slideInLeft var(--transition-normal) ease-out; }

/* ============================================
   MEDIA QUERIES - RESPONSIVIDADE BASE
   ============================================ */
@media (max-width: 767px) {
    :root {
        --sidebar-width: 100%;
        --header-height: 56px;
        --card-padding: var(--space-4);
    }

    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
    h3 { font-size: var(--font-size-xl); }
    h4 { font-size: var(--font-size-lg); }
}

@media (max-width: 480px) {
    :root {
        --input-height: 48px;
        --btn-min-height: 48px;
    }

    h1 { font-size: var(--font-size-2xl); }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    * {
        background: transparent !important;
        color: black !important;
        box-shadow: none !important;
    }

    a, a:visited {
        text-decoration: underline;
    }

    .no-print {
        display: none !important;
    }
}