:root {
    font-size: 100%;
    --font-scale: 1;

    /* Tema Claro - Paleta Azul Escandinavo (Acessível) */
    --bg-primary: #f4f7fa;
    --bg-card: #ffffff;
    --text-primary: #0a192f;
    --accent: #0052cc;
    --accent-hover: #003d99;
    --focus-outline: #ff9900;
}

/* Tema Escuro - Paleta Azul Noturno */
[data-theme="dark"] {
    --bg-primary: #0a192f;
    --bg-card: #172a45;
    --text-primary: #f4f7fa;
    --accent: #3385ff;
    --accent-hover: #80b3ff;
}

/* Alto Contraste - WCAG Exigente */
[data-contrast="high"] {
    --bg-primary: #000000 !important;
    --bg-card: #000000 !important;
    --text-primary: #ffff00 !important;
    --accent: #00ffff !important;
    --focus-outline: #ffffff !important;
}