.snmi-cc-form .snmi-field,
.snmi-blocks-form .snmi-field {
    display: flex !important;
    align-items: center !important;
    height: 44px !important;
    min-height: 44px !important;
    max-height: 44px !important;
    padding: 0 12px !important;
    border: 1px solid #d0d3d8;
    border-radius: 6px;
    background: #fff;
    transition: border-color .15s ease, box-shadow .15s ease;
    box-sizing: border-box !important;
    overflow: hidden;
}
/* El iframe conserva su alto natural (~17-22px) definido por Collect.js;
   flex `align-items: center` lo centra verticalmente dentro del contenedor.
   Forzarle height:100% haría que el <input> interno quede pegado arriba. */
.snmi-cc-form .snmi-field > iframe,
.snmi-blocks-form .snmi-field > iframe {
    flex: 1 1 auto !important;
    width: 100% !important;
    display: block !important;
    border: 0 !important;
    outline: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    margin: 0 !important;
    padding: 0 !important;
    vertical-align: middle !important;
}
/* Algunos temas aplican estilos de input a cualquier <input> dentro del
   fieldset; el input real vive dentro del iframe, pero por si el tema o un
   plugin externo inyecta uno en el contenedor, lo neutralizamos. */
.snmi-cc-form .snmi-field > input {
    border: 0 !important;
    outline: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
    height: 100% !important;
}
.snmi-cc-form .snmi-field.snmi-invalid { border-color: #d63638; }
.snmi-cc-form .snmi-field:focus-within {
    border-color: #6b7280;
    box-shadow: 0 0 0 2px rgba(107, 114, 128, .15);
}
.snmi-cc-form label { display: block; margin-bottom: 6px; font-weight: 500; }
.snmi-3ds-mount { margin-top: 12px; min-height: 0; }
.snmi-3ds-mount:not(:empty) { min-height: 420px; }

/* Avisos de entorno / modo pruebas */
.snmi-badge {
    display: block;
    margin: 0 0 10px;
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 0.85em;
    font-weight: 600;
}
.snmi-badge-sandbox    { background: #fff8e1; border: 1px solid #f0c33c; color: #7a5a00; }
.snmi-badge-restricted { background: #e7f3fe; border: 1px solid #72aee6; color: #0a4b78; }

/* Checkout por bloques */
.snmi-blocks-form .snmi-blocks-row { margin-bottom: 12px; }
.snmi-blocks-form label { display: block; margin-bottom: 6px; font-weight: 500; }