/* ====================================================
   Design System - CSS Custom Properties (Tokens)
   OpenLux Public Lighting Asset Management System
   Created: 2026-07-14
   ==================================================== */

:root {
  /* =====================================================
     COLORS - SEMANTIC PALETTE
     ===================================================== */

  /* Primary Colors */
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #3b82f6;
  --color-primary-600: #2563eb;
  --color-primary-700: #1d4ed8;
  --color-primary-800: #1e40af;
  --color-primary-900: #1e3a8a;

  /* Accent/Warning Colors
     ATENCAO: --color-accent (ambar) e --accent (azul) sao papeis DIFERENTES:
       --color-accent  -> destaque de valor numerico (KPI de potencia, .text-accent)
                          use preferencialmente o alias semantico --metric-destaque
       --accent        -> cor da marca, definida pelo admin em site_config.dados.accent
                          (padrao #1d4ed8); nao e definida aqui, vem do JS em runtime */
  --color-accent: #fbbf24;
  --color-accent-dark: #f59e0b;
  --color-accent-light: #fcd34d;

  /* Status Colors */
  --color-success: #10b981;
  --color-success-light: #6ee7b7;
  --color-warning: #f59e0b;
  --color-warning-light: #fcd34d;
  --color-error: #ef4444;
  --color-error-light: #fca5a5;
  --color-info: #06b6d4;
  --color-info-light: #22d3ee;

  /* =====================================================
     TOKENS SEMANTICOS DE DOMINIO
     Nomeados pelo SIGNIFICADO no parque luminotecnico, nao pela matiz —
     padrao adotado dos dashboards DIP/Rotativo (--chart-consumo, --chart-pago).
     Fonte de verdade unica: o JS le estes valores em TOK (index.html) via
     getComputedStyle, porque Leaflet e Chart.js precisam de cor literal
     (var() nao resolve em atributo de apresentacao SVG nem em canvas).
     Ao mudar uma cor de status, mude AQUI — nao nos literais do JS.
     ===================================================== */

  /* Saude do ativo (health_status) — usado em colorForHealth e healthStatusBadge */
  --saude-bom: #10b981;          /* verde   — operando normalmente */
  --saude-manutencao: #f59e0b;   /* amarelo — requer manutencao */
  --saude-critico: #ef4444;      /* vermelho— critico */
  --saude-nao-mapeado: #6b7280;  /* cinza   — sem classificacao */

  /* Tipo de ativo */
  --ativo-nao-luminaria: #38bdf8; /* caixas e demais ativos no mapa */

  /* Recortes territoriais — cada camada tem cor propria para nao se confundirem */
  --zona-bairro: #60a5fa;        /* limites de bairro e do municipio */
  --zona-bairro-fill: #3b82f6;
  --zona-comunidade: #f97316;    /* ZEIS (Mapa 8 do Plano Diretor) */
  --zona-area-desenhada: #38bdf8; /* poligono desenhado a mao pelo usuario.
                                     NOTA: mesma matiz de --ativo-nao-luminaria por
                                     heranca do codigo; sao papeis distintos e podem
                                     divergir sem quebrar nada. */

  /* Gradiente do coropletico: interpola pendente -> totalmente modernizado */
  --gradiente-pendente: #f59e0b;
  --gradiente-led: #22c55e;

  /* Destaque de valor numerico (KPIs). Alias semantico de --color-accent;
     preferir este nome em codigo novo. */
  --metric-destaque: var(--color-accent);

  /* Numeros nos chips de indicador. Tons proprios, mais claros que os de --saude-*,
     porque aparecem como texto sobre fundo escuro (contraste, nao preenchimento). */
  --metric-led: #4ade80;
  --metric-pendente: #fbbf24;
  --metric-alta: #4ade80;        /* variacao positiva (mais LED) */
  --metric-baixa: #f87171;       /* variacao negativa */
  --metric-estavel: #9ca3af;     /* sem variacao no periodo */

  /* Neutral Colors */
  --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;

  /* Dark Theme Backgrounds */
  --bg-primary: #0b0f14;
  --bg-secondary: #0f151c;
  --bg-tertiary: #1a1f2e;
  --bg-overlay: rgba(0, 0, 0, 0.6);
  --bg-panel: #0f151c;
  --bg-chip: #111a24;

  /* Dark Theme Text */
  --text-primary: #f3f4f6;
  --text-secondary: #d1d5db;
  --text-tertiary: #9ca3af;

  /* Borders */
  --border-color: #374151;
  --border-color-light: #4b5563;
  --border-color-lighter: #1f2a37;

  /* =====================================================
     TYPOGRAPHY SCALE
     ===================================================== */

  --font-family-base: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Roboto", sans-serif;

  /* Font Sizes */
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 13px;
  --font-size-lg: 14px;
  --font-size-xl: 16px;
  --font-size-2xl: 18px;
  --font-size-3xl: 20px;
  --font-size-4xl: 24px;
  --font-size-5xl: 28px;

  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Line Heights */
  --line-height-tight: 1;
  --line-height-snug: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;

  /* =====================================================
     SPACING SCALE
     ===================================================== */

  --space-0: 0;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 16px;
  --space-xl: 24px;
  --space-2xl: 32px;
  --space-3xl: 40px;
  --space-4xl: 48px;

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

  --radius-none: 0;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-2xl: 16px;
  --radius-full: 999px;

  /* =====================================================
     SHADOWS
     ===================================================== */

  --shadow-none: 0 0 #0000;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* =====================================================
     Z-INDEX HIERARCHY
     ===================================================== */

  --z-hide: -1;
  --z-base: 0;
  --z-sticky: 1000;
  --z-fixed: 1001;
  --z-dropdown: 1001;

  /* Camadas da interface, do fundo para a frente. Cada faixa tem UM papel;
     empate de z-index deixa a ordem do DOM decidir quem cobre quem, e era
     dai que vinha a sobreposicao de paineis.
       overlay     paineis sobre o mapa (detail, stats, poligonoPanel, legend,
                   densCtl, timelineCtl, advancedFiltersCtl) — exclusividade
                   dentro do grupo e responsabilidade de abrirPainel(), nao do z-index
       map-ctl     controles ancorados no mapa (drawCtl), acima dos paineis
       sidebar     painel lateral e seu botao hamburguer
       modal       janelas modais (tableModal, loginModal, bulkModal)
       fullscreen  telas cheias (adminConsole)
       modal-over  modais abertos DE DENTRO de uma tela cheia — precisam ficar
                   acima dela, senao abrem invisiveis por tras
       toast       avisos, sempre visiveis
       splash      abertura */
  --z-overlay: 1000;
  --z-map-ctl: 1050;
  --z-sidebar: 1100;
  --z-sidebar-toggle: 1101;
  --z-modal: 1200;
  --z-fullscreen: 1400;
  --z-modal-over: 1500;
  --z-toast: 2000;
  --z-splash: 3000;

  /* Mantidos por compatibilidade com regras antigas; prefira os nomes acima. */
  --z-modal-lg: 1500;
  --z-modal-xl: 1400;

  /* =====================================================
     TRANSITIONS
     ===================================================== */

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

  /* =====================================================
     BREAKPOINTS (as reference)
     ===================================================== */

  /* sm: 640px (mobile)
     md: 768px (tablet)
     lg: 1024px (desktop)
     xl: 1400px (wide) */

  /* =====================================================
     COMPONENT TOKENS
     ===================================================== */

  /* Input & Form Elements */
  --input-bg: var(--bg-primary);
  --input-bg-focus: var(--bg-secondary);
  --input-border: var(--border-color-lighter);
  --input-border-focus: var(--color-primary-600);
  --input-text: var(--text-primary);
  --input-placeholder: var(--text-tertiary);

  /* Buttons */
  --btn-primary-bg: var(--color-primary-600);
  --btn-primary-hover: var(--color-primary-700);
  --btn-primary-text: #ffffff;
  --btn-secondary-bg: var(--bg-tertiary);
  --btn-secondary-hover: var(--bg-secondary);
  --btn-secondary-text: var(--text-primary);
  --btn-secondary-border: var(--border-color-light);

  /* Cards & Panels */
  --card-bg: var(--bg-secondary);
  --card-border: var(--border-color);
  --card-shadow: var(--shadow-md);
  --card-shadow-hover: var(--shadow-lg);

  /* Modal */
  --modal-bg: var(--bg-secondary);
  --modal-border: var(--border-color);
  --modal-overlay: rgba(0, 0, 0, 0.5);
}

/* =====================================================
   LIGHT THEME OVERRIDES
   ===================================================== */

@media (prefers-color-scheme: light) {
  :root[data-theme="light"],
  :root:not([data-theme]) {
    /* Light Background Colors */
    --bg-primary: #f9fafb;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f3f4f6;
    --bg-overlay: rgba(0, 0, 0, 0.4);
    --bg-panel: #ffffff;
    --bg-chip: #f9f9f9;

    /* Light Text Colors */
    --text-primary: #111827;
    --text-secondary: #374151;
    --text-tertiary: #6b7280;

    /* Light Borders */
    --border-color: #e5e7eb;
    --border-color-light: #d1d5db;
    --border-color-lighter: #e0e0e0;
  }
}

/* Explicit dark theme (fallback) */
:root[data-theme="dark"] {
  --bg-primary: #0b0f14;
  --bg-secondary: #0f151c;
  --bg-tertiary: #1a1f2e;
  --bg-overlay: rgba(0, 0, 0, 0.6);
  --bg-panel: #0f151c;
  --bg-chip: #111a24;

  --text-primary: #f3f4f6;
  --text-secondary: #d1d5db;
  --text-tertiary: #9ca3af;

  --border-color: #374151;
  --border-color-light: #4b5563;
  --border-color-lighter: #1f2a37;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */

/* Text Utilities */
.text-xs {
  font-size: var(--font-size-xs);
  line-height: var(--line-height-tight);
}

.text-sm {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-snug);
}

.text-base {
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
}

.text-lg {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-normal);
}

.text-xl {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-normal);
}

.text-2xl {
  font-size: var(--font-size-2xl);
  line-height: var(--line-height-snug);
}

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-accent { color: var(--color-accent); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

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

/* Spacing Utilities */
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

.m-xs { margin: var(--space-xs); }
.m-sm { margin: var(--space-sm); }
.m-md { margin: var(--space-md); }
.m-lg { margin: var(--space-lg); }
.m-xl { margin: var(--space-xl); }

/* Radius Utilities */
.rounded-none { border-radius: var(--radius-none); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadow Utilities */
.shadow-none { box-shadow: var(--shadow-none); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* Button Variants */
.btn-primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border: 1px solid var(--btn-primary-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--btn-primary-hover);
  border-color: var(--btn-primary-hover);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background-color: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 1px solid var(--btn-secondary-border);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--btn-secondary-hover);
  border-color: var(--color-primary-600);
}

/* Input Styles */
.input-base {
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--input-text);
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family-base);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.input-base:focus {
  outline: none;
  border-color: var(--input-border-focus);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.input-base::placeholder {
  color: var(--input-placeholder);
}

.input-error {
  border-color: var(--color-error);
  background-color: rgba(239, 68, 68, 0.05);
}

.input-error:focus {
  border-color: var(--color-error);
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

/* Card Styles */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: var(--color-primary-600);
}

/* Panel Styles */
.panel {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
}

/* =====================================================
   WCAG AA FOCUS STATES
   ===================================================== */

/* Visible focus ring for all interactive elements */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-primary-600);
  outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* =====================================================
   RESPONSIVE BREAKPOINTS (Media Queries)
   ===================================================== */

/* Mobile-first approach: base styles are mobile (sm: 640px) */
/* sm: 640px - Mobile phones */
@media (min-width: 640px) {
  /* Adjustments for mobile phones */
}

/* md: 768px - Tablets */
@media (min-width: 768px) {
  /* Adjustments for tablets */
}

/* lg: 1024px - Desktops */
@media (min-width: 1024px) {
  /* Adjustments for desktops */
}

/* xl: 1400px - Wide screens */
@media (min-width: 1400px) {
  /* Adjustments for wide screens */
}

/* Touch devices */
@media (hover: none) and (pointer: coarse) {
  button {
    min-height: 48px;
    min-width: 48px;
  }
}