.login-wrapper {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    
    /* Imagen de fondo */
    background-image: url('https://www.vinaelectric.es/wp-content/uploads/2022/03/cabecera-contacto.jpg?id=3066');
    background-size: cover;        /* cubre todo sin deformar */
    background-position: center;   /* centrada */
    background-repeat: no-repeat;
    background-attachment: fixed;  /* la imagen no hace scroll */
}

.login-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(23, 32, 57, 0.08);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
}

.login-header {
    background: var(--corp-dark);
    padding: 32px;
    text-align: center;
}

.login-header .logo-box {
    width: 52px;
    height: 52px;
    border-radius: 10px;
    background: var(--corp-medium);
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-header h1 {
    color: #ffffff;
    font-size: 19px;
    font-weight: 500;
    margin-bottom: 4px;
}

.login-header p {
    color: var(--corp-light);
    font-size: 13px;
    margin: 0;
}

.login-body {
    padding: 32px;
}

.form-label-corp {
    font-size: 13px;
    font-weight: 500;
    color: var(--corp-dark);
    margin-bottom: 6px;
}

.form-control-corp {
    height: 42px;
    border: 1px solid var(--corp-light);
    border-radius: 6px;
    font-size: 14px;
}

.form-control-corp:focus {
    border-color: var(--corp-medium);
    box-shadow: 0 0 0 3px rgba(65, 78, 107, 0.15);
}

.btn-login {
    width: 100%;
    height: 44px;
    background: var(--corp-dark);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.15s;
}

.btn-login:hover {
    background: var(--corp-medium);
    color: #ffffff;
}

.form-link {
    color: var(--corp-medium);
    text-decoration: none;
    font-weight: 500;
}

.form-link:hover {
    text-decoration: underline;
    color: var(--corp-medium);
}