/* Design System & Variáveis Globais */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Tipografia */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Cores - Light Mode (Padrão) */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  
  --border-color: #e2e8f0;
  --border-focus: #10b981;
  
  --brand-color: #059669; /* Verde Escoteiro Moderno */
  --brand-hover: #047857;
  --brand-light: #ecfdf5;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.15);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Kanban Colors */
  --kanban-column-bg: #f8fafc;
  --kanban-card-bg: #ffffff;
}

/* Suporte Automático a Dark Mode com base nas preferências do sistema */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #09090b;
    --bg-secondary: #121214;
    --bg-tertiary: #1a1a1e;
    
    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    --border-color: #27272a;
    --border-focus: #10b981;
    
    --brand-color: #10b981;
    --brand-hover: #34d399;
    --brand-light: #064e3b;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 25px rgba(16, 185, 129, 0.25);
    
    --kanban-column-bg: #121214;
    --kanban-card-bg: #18181b;
  }
}

/* Classes de Tema Forçado (Se o usuário quiser alternar manualmente no futuro) */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --border-color: #e2e8f0;
  --border-focus: #10b981;
  --brand-color: #059669;
  --brand-hover: #047857;
  --brand-light: #ecfdf5;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.15);
  --kanban-column-bg: #f8fafc;
  --kanban-card-bg: #ffffff;
}

[data-theme="dark"] {
  --bg-primary: #09090b;
  --bg-secondary: #121214;
  --bg-tertiary: #1a1a1e;
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;
  --border-color: #27272a;
  --border-focus: #10b981;
  --brand-color: #10b981;
  --brand-hover: #34d399;
  --brand-light: #064e3b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(16, 185, 129, 0.25);
  --kanban-column-bg: #121214;
  --kanban-card-bg: #18181b;
}

/* Reset básico e estilos fundamentais */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  outline: none;
}

/* Estilo comum para scrollbars elegantes */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

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

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