/* =========================================
   VARIABLES GLOBALES
   ========================================= */
:root {
    --bg-bbva: #004481; /* Azul corporativo BBVA */
    --color-primario: #1464A5; /* Azul medio para botones/enlaces */
    --color-primario-hover: #072146; /* Azul marino oscuro para hover */
}

/* =========================================
   FONDO Y CONTENEDOR PRINCIPAL
   ========================================= */
body, html {
    margin: 0;
    padding: 0;
    background-color: var(--bg-bbva);
    font-family: 'Lexend', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Estilos para títulos con Montserrat */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

.login-wrapper {
    background-color: var(--bg-bbva); 
    /* Opcional: Degradado sutil */
    /* background: linear-gradient(135deg, #004481 0%, #072146 100%); */
}

/* =========================================
   LA TARJETA UNIFICADA (Efecto de flotación)
   ========================================= */
.login-card {
    max-width: 1050px; /* Ampliado para soportar la proporción 7/5 */
    border-radius: 0.75rem;
    overflow: hidden; /* Mantiene los bordes redondeados limpios */
    box-shadow: 0 20px 50px rgba(0,0,0,0.3) !important; /* Sombra fuerte */
}

/* Mitad izquierda (Imagen) */
.login-image-panel {
    perspective: 1200px;
    background-color: #072146; /* Color de fondo base */
}

.flip-card {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    overflow: hidden;
}

.flip-card-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0.2, 0.2, 1);
    transform-style: preserve-3d;
    position: relative;
}

.login-image-panel:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    backface-visibility: hidden;
    border-radius: 0.75rem 0 0 0.75rem;
}

.flip-card-front {
    background-image: url('../../imagenes/logima.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.flip-card-back {
    background: linear-gradient(180deg, rgba(7, 33, 70, 0.95), rgba(7, 33, 70, 0.95));
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: white;
    transform: rotateY(180deg);
}

/* =========================================
   ESTILOS DE TEXTO Y BADGES
   ========================================= */
.brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: var(--color-primario);
    color: white;
    border-radius: 10px;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Variante de badge para lado oscuro */
.brand-badge.bg-white {
    color: var(--bg-bbva) !important;
}

.brand-logo {
    width: 45px;
    height: 45px;
    object-fit: contain;
    flex-shrink: 0;
}

.text-white-75 { color: rgba(255, 255, 255, 0.75); }
.text-white-50 { color: rgba(255, 255, 255, 0.50); }
.text-muted-soft { color: #8c98a4; }
.brand-title { font-weight: 700; color: #333; }
.login-title { font-weight: 600; color: #2b2b2b; }

.forget-link {
    color: var(--color-primario);
    font-size: 0.9rem;
    font-weight: 500;
}
.forget-link:hover { color: var(--color-primario-hover); }

/* =========================================
   EFECTO DE INPUTS (Línea Inferior Limpia)
   ========================================= */
.input-flotante {
    border: none;
    border-bottom: 2px solid #e0e0e0;
    border-radius: 0;
    background-color: transparent;
    padding-left: 0;
    padding-right: 0;
    box-shadow: none !important;
    transition: border-color 0.3s ease;
    font-size: 1rem;
}

.input-flotante:focus {
    border: none;
    border-bottom: 2px solid var(--color-primario);
    box-shadow: none !important;
    background-color: transparent;
}

.form-label {
    font-size: 0.85rem;
    color: #6c757d;
    margin-bottom: 4px;
    font-weight: 600;
}

/* Solución para el fondo de autocompletado de Chrome */
.input-flotante:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px white inset !important;
    -webkit-text-fill-color: #333 !important;
    border-bottom: 2px solid #e0e0e0 !important;
}
.input-flotante:-webkit-autofill:focus {
    border-bottom: 2px solid var(--color-primario) !important;
}

/* =========================================
   BOTONES Y CHECKBOX
   ========================================= */
.btn-login {
    background-color: var(--color-primario);
    color: white;
    border: none;
    font-weight: 600;
    padding: 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background-color: var(--color-primario-hover);
    color: white;
    transform: translateY(-2px);
}

.custom-checkbox:checked {
    background-color: var(--color-primario);
    border-color: var(--color-primario);
}
.custom-checkbox:focus {
    box-shadow: 0 0 0 0.25rem rgba(20, 100, 165, 0.25);
    border-color: var(--color-primario);
}