/* --- 1. Variables y Estilos Globales --- */
:root {
    /* Paleta Corporativa Principal */
    --color-brand-blue: #002A9C;         /* Azul Principal */
    --color-brand-blue-corp: #052896;    /* Azul Corporativo (similar al principal) */
    --color-brand-mustard: #D3A029;      /* Mostaza Principal (Líneas/Gráficos) */
    --color-brand-mustard-text: #f2bc1c; /* Mostaza Texto (Resalte sobre azul) */
    
    /* Paleta Alternativa / Variaciones */
    --color-brand-blue-80: rgba(62, 96, 170, 0.8); /* #3E60AA al 80% */
    --color-brand-blue-alt: #0075D4;     /* Azul Alternativo */
    --color-brand-blue-mid: #5C8AB5;     /* Azul Intermedio */
    --color-brand-blue-pale: #9DB6D4;    /* Azul Clarísimo */

    /* Neutros */
    --color-text-dark: #333333;
    --color-text-light: #ffffff;
    --color-background-light: #ffffff;
    
    /* Tipografía */
    --font-main: 'Roboto', sans-serif;
    --font-heading: 'Roboto Slab', serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    color: var(--color-text-dark);
    background-color: #f3f4f6; /* Gris muy suave para fondo general */
    line-height: 1.6;
}

/* --- Utilities Corporativas (Para uso en HTML) --- */
.bg-brand-blue { background-color: var(--color-brand-blue); }
.bg-brand-mustard { background-color: var(--color-brand-mustard); }

.text-brand-blue { color: var(--color-brand-blue); }
.text-brand-mustard { color: var(--color-brand-mustard-text); }

.border-brand-blue { border-color: var(--color-brand-blue); }
.border-brand-mustard { border-color: var(--color-brand-mustard); }

/* --- Componentes Específicos del Formulario --- */

/* Encabezados de Sección */
.section-header-corp {
    background-color: var(--color-brand-blue);
    color: var(--color-text-light);
    border-bottom: 4px solid var(--color-brand-mustard);
    padding: 1rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    border-radius: 8px 8px 0 0;
}

/* Botones */
.btn-corp {
    background-color: var(--color-brand-blue);
    color: var(--color-text-light);
    border: none;
    border-radius: 6px;
    padding: 12px 24px;
    font-weight: bold;
    text-transform: uppercase;
    transition: background-color 0.3s ease, transform 0.2s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn-corp:hover {
    background-color: var(--color-brand-blue-alt);
    transform: translateY(-2px);
}

/* Inputs y Selects */
.input-corp {
    width: 100%;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 10px 12px;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.input-corp:focus {
    border-color: var(--color-brand-blue-alt);
    box-shadow: 0 0 0 3px rgba(0, 117, 212, 0.2);
}

/* Tarjetas */
.card-corp {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border: 1px solid #e2e8f0;
    overflow: hidden;
}

/* Header Principal del Formulario */
.form-header-corp {
    background-color: var(--color-brand-mustard-text); /* Fondo amarillo intenso */
    color: var(--color-brand-blue);
    padding: 1.5rem;
    text-align: center;
    border-bottom: 5px solid var(--color-brand-blue);
}

/* Textos de ayuda */
.help-text-corp {
    color: var(--color-brand-blue-mid);
    font-size: 0.875rem;
    font-style: italic;
}

/* Labels */
.label-corp {
    display: block;
    color: var(--color-brand-blue-corp);
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}