/**
 * DOV Online - Design Tokens
 * Versão: 2.0.0
 *
 * Variáveis CSS centralizadas para todo o sistema.
 * Importar este arquivo em todas as páginas para consistência visual.
 *
 * Uso:
 *   <link rel="stylesheet" href="./src/styles/variables.css">
 */

:root {
    /* ============================================
       CORES PRIMÁRIAS
       ============================================ */

    /* Backgrounds */
    --dov-black: #000000;
    --dov-bg: #0a0a0a;
    --dov-bg-secondary: #111111;
    --dov-bg-tertiary: #1a1a1a;
    --dov-bg-elevated: #222222;
    --dov-bg-hover: rgba(255, 255, 255, 0.05);

    /* Grays (escala completa) */
    --dov-gray-50: #fafafa;
    --dov-gray-100: #f4f4f5;
    --dov-gray-200: #e4e4e7;
    --dov-gray-300: #d4d4d8;
    --dov-gray-400: #a1a1aa;
    --dov-gray-500: #71717a;
    --dov-gray-600: #52525b;
    --dov-gray-700: #3f3f46;
    --dov-gray-800: #27272a;
    --dov-gray-900: #18181b;
    --dov-gray-950: #09090b;

    /* Azul DOV (cor principal) */
    --dov-blue: #1E90FF;
    --dov-blue-hover: #1a7de6;
    --dov-blue-active: #1669c7;
    --dov-blue-dim: rgba(30, 144, 255, 0.15);
    --dov-blue-glow: rgba(30, 144, 255, 0.3);
    --dov-blue-light: #60a5fa;
    --dov-blue-dark: #1d4ed8;

    /* Texto */
    --dov-white: #ffffff;
    --dov-text-primary: #ffffff;
    --dov-text-secondary: #a3a3a3;
    --dov-text-muted: #737373;
    --dov-text-disabled: #525252;
    --dov-text-inverse: #0a0a0a;

    /* ============================================
       CORES SEMÂNTICAS
       ============================================ */

    /* Sucesso */
    --dov-success: #22c55e;
    --dov-success-hover: #16a34a;
    --dov-success-dim: rgba(34, 197, 94, 0.15);

    /* Erro/Perigo */
    --dov-error: #ef4444;
    --dov-danger: #ef4444;
    --dov-error-hover: #dc2626;
    --dov-error-dim: rgba(239, 68, 68, 0.15);
    --dov-danger-dim: rgba(239, 68, 68, 0.15);

    /* Alerta/Warning */
    --dov-warning: #f59e0b;
    --dov-warning-hover: #d97706;
    --dov-warning-dim: rgba(245, 158, 11, 0.15);

    /* Info */
    --dov-info: #3b82f6;
    --dov-info-hover: #2563eb;
    --dov-info-dim: rgba(59, 130, 246, 0.15);

    /* Roxo */
    --dov-purple: #a855f7;
    --dov-purple-dim: rgba(168, 85, 247, 0.15);

    /* Laranja */
    --dov-orange: #f97316;
    --dov-orange-dim: rgba(249, 115, 22, 0.15);

    /* Amarelo */
    --dov-yellow: #eab308;
    --dov-yellow-dim: rgba(234, 179, 8, 0.15);

    /* Teal/Cyan */
    --dov-teal: #14b8a6;
    --dov-teal-dim: rgba(20, 184, 166, 0.15);

    /* Pink */
    --dov-pink: #ec4899;
    --dov-pink-dim: rgba(236, 72, 153, 0.15);

    /* ============================================
       CORES DE CATEGORIAS METEOROLÓGICAS
       ============================================ */

    --dov-vfr: #22c55e;        /* Visual Flight Rules - Verde */
    --dov-vfr-dim: rgba(34, 197, 94, 0.15);
    
    --dov-mvfr: #3b82f6;       /* Marginal VFR - Azul */
    --dov-mvfr-dim: rgba(59, 130, 246, 0.15);
    
    --dov-ifr: #ef4444;        /* Instrument Flight Rules - Vermelho */
    --dov-ifr-dim: rgba(239, 68, 68, 0.15);
    
    --dov-lifr: #a855f7;       /* Low IFR - Roxo */
    --dov-lifr-dim: rgba(168, 85, 247, 0.15);

    /* ============================================
       BORDAS
       ============================================ */

    --dov-border: rgba(255, 255, 255, 0.1);
    --dov-border-light: rgba(255, 255, 255, 0.15);
    --dov-border-lighter: rgba(255, 255, 255, 0.2);
    --dov-border-focus: var(--dov-blue);
    --dov-border-error: var(--dov-error);
    --dov-border-success: var(--dov-success);

    /* ============================================
       SOMBRAS
       ============================================ */

    --dov-shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
    --dov-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --dov-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --dov-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --dov-shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.6);
    --dov-shadow-2xl: 0 35px 60px rgba(0, 0, 0, 0.7);
    --dov-shadow-glow: 0 0 20px var(--dov-blue-glow);
    --dov-shadow-glow-lg: 0 0 40px var(--dov-blue-glow);

    /* ============================================
       TIPOGRAFIA
       ============================================ */

    --dov-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --dov-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    --dov-font-display: 'Orbitron', var(--dov-font-sans);

    /* Tamanhos */
    --dov-text-2xs: 9px;
    --dov-text-xs: 10px;
    --dov-text-sm: 12px;
    --dov-text-base: 14px;
    --dov-text-md: 15px;
    --dov-text-lg: 16px;
    --dov-text-xl: 18px;
    --dov-text-2xl: 20px;
    --dov-text-3xl: 24px;
    --dov-text-4xl: 32px;
    --dov-text-5xl: 40px;

    /* Pesos */
    --dov-font-light: 300;
    --dov-font-normal: 400;
    --dov-font-medium: 500;
    --dov-font-semibold: 600;
    --dov-font-bold: 700;
    --dov-font-extrabold: 800;

    /* Line Heights */
    --dov-leading-none: 1;
    --dov-leading-tight: 1.25;
    --dov-leading-snug: 1.375;
    --dov-leading-normal: 1.5;
    --dov-leading-relaxed: 1.625;
    --dov-leading-loose: 2;

    /* Letter Spacing */
    --dov-tracking-tighter: -0.05em;
    --dov-tracking-tight: -0.025em;
    --dov-tracking-normal: 0;
    --dov-tracking-wide: 0.025em;
    --dov-tracking-wider: 0.05em;
    --dov-tracking-widest: 0.1em;

    /* ============================================
       ESPAÇAMENTO
       ============================================ */

    --dov-space-0: 0;
    --dov-space-px: 1px;
    --dov-space-0-5: 2px;
    --dov-space-1: 4px;
    --dov-space-1-5: 6px;
    --dov-space-2: 8px;
    --dov-space-2-5: 10px;
    --dov-space-3: 12px;
    --dov-space-3-5: 14px;
    --dov-space-4: 16px;
    --dov-space-5: 20px;
    --dov-space-6: 24px;
    --dov-space-7: 28px;
    --dov-space-8: 32px;
    --dov-space-9: 36px;
    --dov-space-10: 40px;
    --dov-space-11: 44px;
    --dov-space-12: 48px;
    --dov-space-14: 56px;
    --dov-space-16: 64px;
    --dov-space-20: 80px;
    --dov-space-24: 96px;
    --dov-space-28: 112px;
    --dov-space-32: 128px;

    /* ============================================
       BORDER RADIUS
       ============================================ */

    --dov-radius-none: 0;
    --dov-radius-sm: 4px;
    --dov-radius-md: 6px;
    --dov-radius-lg: 8px;
    --dov-radius-xl: 12px;
    --dov-radius-2xl: 16px;
    --dov-radius-3xl: 24px;
    --dov-radius-full: 9999px;

    /* ============================================
       TRANSIÇÕES
       ============================================ */

    --dov-transition-fast: 0.15s ease;
    --dov-transition-normal: 0.2s ease;
    --dov-transition-slow: 0.3s ease;
    --dov-transition-slower: 0.5s ease;

    /* Cubic bezier */
    --dov-ease-in: cubic-bezier(0.4, 0, 1, 1);
    --dov-ease-out: cubic-bezier(0, 0, 0.2, 1);
    --dov-ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --dov-ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ============================================
       Z-INDEX - HIERARQUIA DOV

       Regra: Mapa é o chão, painéis são camadas.
       Overlays precisam de zonas claras.
       ============================================ */

    /* Camada Base - Mapa/Canvas */
    --dov-z-hide: -1;
    --dov-z-base: 0;
    --dov-z-map: 1;                    /* Mapa sempre no fundo */
    --dov-z-map-controls: 10;          /* Controles do Leaflet (zoom, etc) */

    /* Camada de Conteúdo */
    --dov-z-content-header: 50;        /* Headers dentro do main content */
    --dov-z-dropdown: 100;             /* Dropdowns de formulários */

    /* Camada de Painéis (Overlays no Mapa) */
    --dov-z-panel: 200;                /* Painéis laterais (filters, list) */
    --dov-z-panel-toggle: 250;         /* Chevrons acoplados aos painéis */

    /* Camada de Navegação Global */
    --dov-z-sidebar: 300;              /* Sidebar principal */
    --dov-z-fixed: 300;                /* Alias para sidebar */
    --dov-z-sticky: 300;

    /* Camada de UI Flutuante */
    --dov-z-modal-backdrop: 400;       /* Backdrop de modais */
    --dov-z-modal: 500;                /* Modais/Dialogs */
    --dov-z-popover: 600;              /* Popovers */
    --dov-z-tooltip: 700;              /* Tooltips */

    /* Camada de Notificações */
    --dov-z-toast: 10000;              /* Toasts/Notificações */
    --dov-z-overlay: 10000;

    /* Camada Sistema */
    --dov-z-loading: 99999;            /* Telas de loading/auth */
    --dov-z-max: 99999;

    /* ============================================
       COMPONENTES - SIDEBAR
       ============================================ */

    --dov-sidebar-collapsed: 56px;
    --dov-sidebar-expanded: 200px;
    --dov-sidebar-bg: linear-gradient(180deg, #0a0a0a 0%, #000000 100%);
    --dov-sidebar-border: rgba(30, 144, 255, 0.2);

    /* ============================================
       COMPONENTES - HEADER
       ============================================ */

    --dov-header-height: 56px;
    --dov-header-bg: var(--dov-bg-secondary);

    /* ============================================
       COMPONENTES - CARDS
       ============================================ */

    --dov-card-bg: var(--dov-bg-secondary);
    --dov-card-border: var(--dov-border);
    --dov-card-radius: var(--dov-radius-xl);
    --dov-card-padding: var(--dov-space-4);

    /* ============================================
       COMPONENTES - INPUTS
       ============================================ */

    --dov-input-height: 40px;
    --dov-input-height-sm: 32px;
    --dov-input-height-lg: 48px;
    --dov-input-bg: var(--dov-bg-tertiary);
    --dov-input-border: var(--dov-border);
    --dov-input-radius: var(--dov-radius-lg);
    --dov-input-padding: 12px 16px;

    /* ============================================
       COMPONENTES - BUTTONS
       ============================================ */

    --dov-btn-height: 40px;
    --dov-btn-height-sm: 32px;
    --dov-btn-height-lg: 48px;
    --dov-btn-padding: 0 20px;
    --dov-btn-radius: var(--dov-radius-lg);

    /* ============================================
       BREAKPOINTS (para referência JS)
       ============================================ */

    --dov-breakpoint-sm: 640px;
    --dov-breakpoint-md: 768px;
    --dov-breakpoint-lg: 1024px;
    --dov-breakpoint-xl: 1280px;
    --dov-breakpoint-2xl: 1536px;
}

/* ============================================
   RESET BÁSICO
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

html, body {
    height: 100%;
}

body {
    font-family: var(--dov-font-sans);
    font-size: var(--dov-text-base);
    line-height: var(--dov-leading-normal);
    color: var(--dov-text-primary);
    background-color: var(--dov-bg);
}

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;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ============================================
   SCROLLBAR PERSONALIZADA
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dov-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--dov-gray-700);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dov-gray-600);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--dov-gray-700) var(--dov-bg-secondary);
}

/* ============================================
   SELEÇÃO DE TEXTO
   ============================================ */

::selection {
    background: var(--dov-blue);
    color: var(--dov-white);
}

/* ============================================
   FOCUS VISIBLE
   ============================================ */

:focus-visible {
    outline: 2px solid var(--dov-blue);
    outline-offset: 2px;
}

/* ============================================
   UTILITÁRIOS DE COR
   ============================================ */

.text-primary { color: var(--dov-text-primary); }
.text-secondary { color: var(--dov-text-secondary); }
.text-muted { color: var(--dov-text-muted); }
.text-blue { color: var(--dov-blue); }
.text-success { color: var(--dov-success); }
.text-error { color: var(--dov-error); }
.text-warning { color: var(--dov-warning); }
.text-info { color: var(--dov-info); }

.bg-primary { background-color: var(--dov-bg); }
.bg-secondary { background-color: var(--dov-bg-secondary); }
.bg-tertiary { background-color: var(--dov-bg-tertiary); }
.bg-blue { background-color: var(--dov-blue); }
.bg-blue-dim { background-color: var(--dov-blue-dim); }
.bg-success-dim { background-color: var(--dov-success-dim); }
.bg-error-dim { background-color: var(--dov-error-dim); }
.bg-warning-dim { background-color: var(--dov-warning-dim); }

/* ============================================
   UTILITÁRIOS DE DISPLAY
   ============================================ */

.hidden { display: none !important; }
.block { display: block; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* ============================================
   UTILITÁRIOS DE FLEXBOX
   ============================================ */

.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-grow { flex-grow: 1; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.gap-1 { gap: var(--dov-space-1); }
.gap-2 { gap: var(--dov-space-2); }
.gap-3 { gap: var(--dov-space-3); }
.gap-4 { gap: var(--dov-space-4); }
.gap-6 { gap: var(--dov-space-6); }
.gap-8 { gap: var(--dov-space-8); }

/* ============================================
   UTILITÁRIOS DE ESPAÇAMENTO
   ============================================ */

.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

.mt-1 { margin-top: var(--dov-space-1); }
.mt-2 { margin-top: var(--dov-space-2); }
.mt-3 { margin-top: var(--dov-space-3); }
.mt-4 { margin-top: var(--dov-space-4); }
.mt-6 { margin-top: var(--dov-space-6); }
.mt-8 { margin-top: var(--dov-space-8); }

.mb-1 { margin-bottom: var(--dov-space-1); }
.mb-2 { margin-bottom: var(--dov-space-2); }
.mb-3 { margin-bottom: var(--dov-space-3); }
.mb-4 { margin-bottom: var(--dov-space-4); }
.mb-6 { margin-bottom: var(--dov-space-6); }
.mb-8 { margin-bottom: var(--dov-space-8); }

.ml-2 { margin-left: var(--dov-space-2); }
.ml-4 { margin-left: var(--dov-space-4); }
.mr-2 { margin-right: var(--dov-space-2); }
.mr-4 { margin-right: var(--dov-space-4); }

.p-0 { padding: 0; }
.p-2 { padding: var(--dov-space-2); }
.p-3 { padding: var(--dov-space-3); }
.p-4 { padding: var(--dov-space-4); }
.p-6 { padding: var(--dov-space-6); }

.px-2 { padding-left: var(--dov-space-2); padding-right: var(--dov-space-2); }
.px-4 { padding-left: var(--dov-space-4); padding-right: var(--dov-space-4); }
.py-2 { padding-top: var(--dov-space-2); padding-bottom: var(--dov-space-2); }
.py-4 { padding-top: var(--dov-space-4); padding-bottom: var(--dov-space-4); }

/* ============================================
   UTILITÁRIOS DE TEXTO
   ============================================ */

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-xs { font-size: var(--dov-text-xs); }
.text-sm { font-size: var(--dov-text-sm); }
.text-base { font-size: var(--dov-text-base); }
.text-lg { font-size: var(--dov-text-lg); }
.text-xl { font-size: var(--dov-text-xl); }
.text-2xl { font-size: var(--dov-text-2xl); }
.text-3xl { font-size: var(--dov-text-3xl); }

.font-light { font-weight: var(--dov-font-light); }
.font-normal { font-weight: var(--dov-font-normal); }
.font-medium { font-weight: var(--dov-font-medium); }
.font-semibold { font-weight: var(--dov-font-semibold); }
.font-bold { font-weight: var(--dov-font-bold); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.whitespace-nowrap { white-space: nowrap; }

/* ============================================
   UTILITÁRIOS DE BORDA
   ============================================ */

.border { border: 1px solid var(--dov-border); }
.border-0 { border: none; }
.border-t { border-top: 1px solid var(--dov-border); }
.border-b { border-bottom: 1px solid var(--dov-border); }
.border-l { border-left: 1px solid var(--dov-border); }
.border-r { border-right: 1px solid var(--dov-border); }

.rounded { border-radius: var(--dov-radius-md); }
.rounded-lg { border-radius: var(--dov-radius-lg); }
.rounded-xl { border-radius: var(--dov-radius-xl); }
.rounded-full { border-radius: var(--dov-radius-full); }
.rounded-none { border-radius: 0; }

/* ============================================
   UTILITÁRIOS DE TAMANHO
   ============================================ */

.w-full { width: 100%; }
.w-auto { width: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.min-h-screen { min-height: 100vh; }

/* ============================================
   UTILITÁRIOS DE OVERFLOW
   ============================================ */

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-auto { overflow-x: auto; }

/* ============================================
   UTILITÁRIOS DE POSIÇÃO
   ============================================ */

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { inset: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* ============================================
   UTILITÁRIOS DE CURSOR
   ============================================ */

.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }
.cursor-not-allowed { cursor: not-allowed; }
.pointer-events-none { pointer-events: none; }

/* ============================================
   UTILITÁRIOS DE OPACIDADE
   ============================================ */

.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* ============================================
   SCREEN READER ONLY
   ============================================ */

.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;
}