/* ==========================================================================
   CONECTA TÉCNICOS BRASIL — Design Tokens & Variables
   Paleta corporativa focada em autoridade, confiança, tecnologia e clareza
   ========================================================================== */

:root {
  /* Brand Primary Colors */
  --color-primary: #0f2744;         /* Azul Marinho Corporativo - Autoridade */
  --color-primary-light: #1e3a5f;   /* Marinho Médio */
  --color-primary-dark: #0a192f;    /* Marinho Profundo */
  
  /* Brand Accent & Action */
  --color-accent: #2563eb;          /* Azul Tecnológico - Ações Primárias */
  --color-accent-hover: #1d4ed8;    /* Hover de Ações */
  --color-accent-light: #eff6ff;    /* Fundo de Destaque */
  
  /* Signal & Tech Accent */
  --color-cyan: #0284c7;            /* Destaque Telemetria / Satélite */
  --color-cyan-light: #e0f2fe;
  
  /* Feedback & Status */
  --color-success: #10b981;         /* Verde Conexão / Técnico Disponível / WhatsApp */
  --color-success-dark: #059669;
  --color-success-light: #ecfdf5;
  --color-warning: #f59e0b;         /* Amarelo Moderação / Pendente */
  --color-warning-light: #fffbeb;
  --color-danger: #ef4444;          /* Vermelho Erro / Suspenso */
  --color-danger-light: #fef2f2;
  
  /* Neutrals (Modo Claro) */
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-alt: #f1f5f9;
  --bg-surface-elevated: #ffffff;
  
  --border-subtle: #e2e8f0;
  --border-strong: #cbd5e1;
  --border-focus: #3b82f6;
  
  --text-primary: #0f172a;          /* Texto Principal - Alto Contraste */
  --text-secondary: #475569;        /* Texto Secundário */
  --text-muted: #94a3b8;            /* Texto de Apoio / Placeholders */
  --text-inverse: #ffffff;
  
  /* Typography */
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-family-heading: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
  
  --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 */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  /* Spacings */
  --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 */
  
  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.2);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 350ms cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Container widths */
  --container-max: 1200px;
  --container-narrow: 900px;
}

/* Dark Mode Tokens (Opcional ou ativado por classe .dark-mode) */
[data-theme="dark"] {
  --bg-page: #0a0f1d;
  --bg-surface: #111827;
  --bg-surface-alt: #1f2937;
  --bg-surface-elevated: #1e293b;
  
  --border-subtle: #2d3748;
  --border-strong: #4a5568;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  
  --color-accent-light: rgba(37, 99, 235, 0.15);
  --color-success-light: rgba(16, 185, 129, 0.15);
}