/* =============================================================
   Ferrari Club México — Formulario Completo Multi-Paso
   pdv/completo/assets/completo.css
   Mobile-first · Sin frameworks
   ============================================================= */

/* ── Variables ─────────────────────────────────────────────── */
:root {
    --rojo:         #A6051A;
    --rojo-oscuro:  #8B0000;
    --negro:        #1a1a1a;
    --gris-fondo:   #f5f5f5;
    --gris-borde:   #ddd;
    --gris-texto:   #666;
    --blanco:       #ffffff;
    --verde:        #28a745;
    --azul:         #0064c8;
    --sombra:       0 2px 12px rgba(0,0,0,.10);
    --radio:        8px;
    --radio-lg:     16px;
    --trans:        .2s ease;
}

/* ── Reset básico ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }

body {
    font-family: 'Ferrari Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #000 0%, #1a1a1a 55%, var(--rojo) 100%);
    min-height: 100vh;
    /* padding-bottom: espacio para la nav flotante en móvil (≈70px) */
    padding: 14px 10px 72px;
    font-size: 16px;
    color: var(--negro);
    line-height: 1.55;
}

/* ── Contenedor principal ───────────────────────────────────── */
.main-container {
    max-width: 920px;
    margin: 0 auto;
    background: var(--blanco);
    border-radius: var(--radio-lg);
    box-shadow: 0 12px 48px rgba(0,0,0,.45);
    overflow: hidden;
}

/* =============================================================
   ENCABEZADO
   ============================================================= */
.encabezado {
    background: linear-gradient(135deg, var(--rojo) 0%, var(--rojo-oscuro) 100%);
    color: #fff;
    padding: 22px 20px 18px;
    text-align: center;
}
.encabezado .logo {
    height: 56px;
    display: block;
    margin: 0 auto 10px;
    object-fit: contain;
}
.encabezado h1 {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 3px;
}
.encabezado .subtitulo {
    font-size: 0.88rem;
    opacity: .88;
}

/* =============================================================
   BARRA DE PROGRESO
   ============================================================= */
.barra-progreso {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 12px;
    background: var(--gris-fondo);
    border-bottom: 1px solid var(--gris-borde);
    gap: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.paso-indicador {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    min-width: 56px;
    flex-shrink: 0;
}
.paso-indicador .circulo {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--gris-borde);
    color: var(--gris-texto);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: .9rem;
    border: 2px solid var(--gris-borde);
    transition: background var(--trans), color var(--trans), border-color var(--trans);
}
.paso-indicador .etiqueta {
    font-size: .68rem;
    color: var(--gris-texto);
    text-align: center;
    white-space: nowrap;
    transition: color var(--trans);
}

/* Estado: activo */
.paso-indicador.activo .circulo {
    background: var(--rojo);
    border-color: var(--rojo);
    color: #fff;
}
.paso-indicador.activo .etiqueta {
    color: var(--rojo);
    font-weight: 600;
}

/* Estado: completado */
.paso-indicador.completado .circulo {
    background: var(--negro);
    border-color: var(--negro);
    color: #fff;
}
.paso-indicador.completado .etiqueta { color: var(--negro); font-weight: 600; }

/* Línea conectora entre pasos */
.linea-progreso {
    flex: 1;
    height: 2px;
    background: var(--gris-borde);
    min-width: 16px;
    max-width: 72px;
    margin-bottom: 20px; /* alinea verticalmente con los círculos */
    transition: background var(--trans);
}
.linea-progreso.completada { background: var(--negro); }

/* =============================================================
   SECCIONES / PASOS
   ============================================================= */
.paso {
    display: none;
    padding: 22px 18px 16px;
}
.paso.paso--activo {
    display: block;
    animation: fadeSlideIn .22s ease-out;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.titulo-seccion {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--negro);
    padding-bottom: 8px;
    margin-bottom: 6px;
    border-bottom: 3px solid var(--rojo);
}
.desc-seccion {
    color: var(--gris-texto);
    font-size: .88rem;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* =============================================================
   GRUPOS DE FORMULARIO
   ============================================================= */
.form-row {
    display: grid;
    grid-template-columns: 1fr;     /* 1 col en móvil */
    gap: 0 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 16px;
}
.form-group label {
    font-size: .83rem;
    font-weight: 600;
    color: var(--negro);
}

/* Inputs, selects, textareas */
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 11px 13px;
    border: 1.5px solid var(--gris-borde);
    border-radius: var(--radio);
    font-size: .95rem;
    font-family: inherit;
    color: var(--negro);
    background: var(--blanco);
    transition: border-color var(--trans), box-shadow var(--trans);
    -webkit-appearance: none;
    appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--rojo);
    box-shadow: 0 0 0 3px rgba(166,5,26,.11);
}
.form-group textarea { resize: vertical; min-height: 82px; }

/* Flecha personalizada en selects */
.form-group select {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 15px;
    padding-right: 34px;
    cursor: pointer;
}

.campo-hint {
    font-size: .77rem;
    color: var(--gris-texto);
    line-height: 1.4;
}
.requerido { color: var(--rojo); }

/* ── Campo con error (teléfono o correo duplicado) ─────────── */
input.campo-error,
select.campo-error {
    border-color: #dc3545 !important;
    outline: 2px solid #dc3545 !important;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15) !important;
}

/* =============================================================
   RENOVACIÓN
   ============================================================= */
.renovacion-box {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff8f0;
    border: 1.5px dashed #e8a87c;
    border-radius: var(--radio);
    padding: 12px 15px;
    margin-bottom: 20px;
}
.renovacion-box-dep {
    /* Versión más compacta para dependientes */
    padding: 8px 12px;
    margin-bottom: 15px;
    font-size: .85rem;
}
.form-check input[type="checkbox"] {
    /* Checkbox personalizado que se rellena */
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gris-borde);
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s ease;
    background: white;
}
.form-check input[type="checkbox"]:hover {
    border-color: var(--gris-texto);
}
.form-check input[type="checkbox"]:checked {
    background: var(--rojo);
    border-color: var(--rojo);
}
.form-check label { font-size: .9rem; cursor: pointer; }
.renovacion-box-dep .form-check label { font-size: .85rem; }

/* =============================================================
   SELECTOR DE FECHA
   ============================================================= */
.selector-fecha {
    display: grid;
    grid-template-columns: 1fr 2fr 1.6fr;
    gap: 8px;
    margin-top: 6px;
}
.selector-fecha select {
    width: 100%;
    padding: 10px 9px;
    border: 1.5px solid var(--gris-borde);
    border-radius: var(--radio);
    font-size: .9rem;
    font-family: inherit;
    background: var(--blanco);
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 6px center;
    background-size: 13px;
    padding-right: 24px;
}
.selector-fecha select:focus {
    outline: none;
    border-color: var(--rojo);
    box-shadow: 0 0 0 3px rgba(166,5,26,.11);
}

/* =============================================================
   BADGE TIPO MEMBRESÍA
   ============================================================= */
.tipo-badge {
    display: inline-block;
    margin-top: 9px;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    transition: background var(--trans), color var(--trans);
}
.tipo-badge.ordinario {
    background: rgba(166,5,26,.10);
    color: var(--rojo);
    border: 1px solid rgba(166,5,26,.28);
}
.tipo-badge.junior {
    background: rgba(0,100,200,.10);
    color: var(--azul);
    border: 1px solid rgba(0,100,200,.28);
}

/* =============================================================
   RADIOS
   ============================================================= */
.opciones-radio {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 5px;
}
.opcion-radio {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: .9rem;
}
.opcion-radio input[type="radio"] {
    /* Radio button personalizado que se rellena */
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gris-borde);
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
    background: white;
}
.opcion-radio input[type="radio"]:hover {
    border-color: var(--gris-texto);
}
.opcion-radio input[type="radio"]:checked {
    background: var(--rojo);
    border-color: var(--rojo);
    box-shadow: inset 0 0 0 3px white;
}

/* =============================================================
   SEPARADOR
   ============================================================= */
.separador {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 20px 0 15px;
    color: var(--gris-texto);
    font-size: .76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .6px;
}
.separador::before,
.separador::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gris-borde);
}
.separador--azul { color: var(--azul); }
.separador--azul::before,
.separador--azul::after { background: rgba(0,100,200,.25); }

/* =============================================================
   PASO 2 — DEPENDIENTES
   ============================================================= */

/* Botón agregar */
.btn-agregar {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    background: var(--negro);
    color: #fff;
    border: none;
    border-radius: var(--radio);
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    margin-bottom: 20px;
    transition: background var(--trans), transform var(--trans);
    -webkit-tap-highlight-color: transparent;
}
.btn-agregar:hover { background: var(--rojo); }
.btn-agregar:active { transform: scale(.98); }

/* Mensaje sin dependientes */
.sin-dependientes {
    text-align: center;
    padding: 28px 20px;
    background: var(--gris-fondo);
    border-radius: var(--radio);
    border: 2px dashed var(--gris-borde);
    color: var(--gris-texto);
    font-size: .9rem;
    line-height: 1.7;
}

/* Tarjeta de dependiente */
.card-dependiente {
    background: var(--blanco);
    border: 1.5px solid var(--gris-borde);
    border-radius: var(--radio-lg);
    margin-bottom: 20px;
    overflow: hidden;
    box-shadow: var(--sombra);
    animation: fadeSlideIn .2s ease-out;
}

/* Encabezado de tarjeta (fondo negro) */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 16px;
    background: var(--negro);
    color: #fff;
}
.card-titulo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.card-num { font-size: .88rem; font-weight: 600; }

.tipo-badge-dep {
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 2px 10px;
    border-radius: 12px;
    letter-spacing: .3px;
}
.tipo-badge-dep.ordinario {
    background: rgba(166,5,26,.3);
    color: #ffb3ba;
}
.tipo-badge-dep.junior {
    background: rgba(0,130,255,.3);
    color: #aad3ff;
}

/* Botón eliminar tarjeta */
.btn-eliminar-dep {
    background: none;
    border: none;
    color: rgba(255,255,255,.6);
    font-size: 1rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: inherit;
    transition: color var(--trans), background var(--trans);
}
.btn-eliminar-dep:hover {
    color: #fff;
    background: rgba(255,255,255,.12);
}

/* Cuerpo de la tarjeta */
.card-body {
    padding: 16px 16px 4px;
}

/* Sección dirección dentro de tarjeta */
.seccion-direccion-dep { padding-bottom: 4px; }

/* Sección tutor (junior) */
.seccion-tutor-dep {
    background: #f0f7ff;
    padding: 12px 16px 8px;
    margin: 8px -16px -4px;
    border-top: 1px solid rgba(0,100,200,.18);
}

/* =============================================================
   PASO 3 — RESUMEN
   ============================================================= */
.lista-resumen { margin-bottom: 14px; }

.resumen-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 13px;
    border-radius: var(--radio);
    background: var(--gris-fondo);
    margin-bottom: 7px;
    gap: 10px;
}
.resumen-item .miembro-info { flex: 1; min-width: 0; }
.resumen-item .miembro-nombre {
    font-size: .9rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.resumen-item .miembro-tipo {
    font-size: .74rem;
    color: var(--gris-texto);
}
.resumen-item .miembro-precio {
    font-weight: 700;
    color: var(--rojo);
    white-space: nowrap;
    font-size: .95rem;
}

/* Desglose de precios */
.desglose-precios {
    border-top: 1px solid var(--gris-borde);
    padding-top: 10px;
    margin-bottom: 20px;
}
.desglose-fila {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: .9rem;
    border-bottom: 1px solid var(--gris-fondo);
}
.desglose-fila.descuento { color: var(--verde); }
.desglose-fila.total {
    font-size: 1.05rem;
    border-top: 2px solid var(--negro);
    border-bottom: none;
    padding-top: 10px;
    margin-top: 4px;
}

/* Caja código de descuento */
.codigo-descuento-box {
    background: #fff8f0;
    border: 1.5px dashed var(--rojo);
    border-radius: var(--radio);
    padding: 15px;
}
.codigo-descuento-box label {
    display: block;
    font-size: .84rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--negro);
}
.codigo-input-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.codigo-input-row input {
    width: 100%;
    padding: 10px 12px;
    border: 1.5px solid var(--gris-borde);
    border-radius: var(--radio);
    font-size: .95rem;
    font-family: inherit;
    text-transform: uppercase;
    background: var(--blanco);
    box-sizing: border-box;
}
.codigo-input-row input:focus {
    outline: none;
    border-color: var(--rojo);
}

/* =============================================================
   PASO 4 — CONFIRMACIÓN
   ============================================================= */
.confirmacion-bloque {
    border: 1.5px solid var(--gris-borde);
    border-radius: var(--radio);
    padding: 14px 15px;
    margin-bottom: 14px;
}
.confirmacion-bloque h3 {
    font-size: .88rem;
    font-weight: 700;
    color: var(--rojo);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.confirmacion-total-bloque {
    background: var(--gris-fondo);
    border-color: var(--gris-borde);
}

.conf-fila {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 3px 10px;
    margin-bottom: 5px;
    font-size: .87rem;
}
.conf-fila .etiq { color: var(--gris-texto); }
.conf-fila .val  { font-weight: 500; word-break: break-all; }

/* Aviso pre-pago */
.aviso-pago {
    text-align: center;
    background: #f0fff5;
    border-radius: var(--radio);
    padding: 12px 14px;
    margin-bottom: 15px;
    font-size: .83rem;
    color: #256941;
    line-height: 1.9;
}

/* Botón pagar */
.btn-pagar {
    display: block;
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--rojo), var(--rojo-oscuro));
    color: #fff;
    border: none;
    border-radius: var(--radio);
    font-size: 1.08rem;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    letter-spacing: .4px;
    transition: opacity var(--trans), transform var(--trans);
    -webkit-tap-highlight-color: transparent;
}
.btn-pagar:hover  { opacity: .91; }
.btn-pagar:active { transform: scale(.99); }

.placeholder-nota {
    text-align: center;
    color: var(--gris-texto);
    font-size: .76rem;
    margin-top: 9px;
}

/* =============================================================
   BOTONES GENERALES
   ============================================================= */
/* El botón Aplicar ocupa todo el ancho dentro de .codigo-input-row */
.codigo-input-row .btn-secundario {
    width: 100%;
}

.btn-secundario {
    display: inline-flex;
    align-items: center;
    padding: 10px 18px;
    background: var(--negro);
    color: #fff;
    border: none;
    border-radius: var(--radio);
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    transition: background var(--trans);
}
.btn-secundario:hover { background: #333; }

/* =============================================================
   NAVEGACIÓN ENTRE PASOS (fija en la parte inferior)
   ============================================================= */
.nav-pasos {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--blanco);
    border-top: 1px solid var(--gris-borde);
    padding: 10px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    box-shadow: 0 -4px 14px rgba(0,0,0,.09);
    z-index: 200;
}

.btn-nav {
    /* Tamaño fijo mínimo para que quepan ambos botones en móvil */
    flex: 0 0 auto;
    padding: 11px 16px;
    border: none;
    border-radius: var(--radio);
    font-size: .88rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    transition: background var(--trans), transform var(--trans);
    -webkit-tap-highlight-color: transparent;
}
.btn-nav:active { transform: scale(.97); }

.btn-anterior {
    background: var(--gris-fondo);
    color: var(--negro);
    border: 1.5px solid var(--gris-borde);
}
.btn-anterior:hover { background: #e8e8e8; }

.btn-siguiente {
    background: var(--rojo);
    color: #fff;
}
.btn-siguiente:hover { background: var(--rojo-oscuro); }

/* Oculto pero ocupa espacio para mantener el centrado del nav-info */
.btn-nav.oculto { visibility: hidden; pointer-events: none; }

.nav-info {
    flex: 1;
    font-size: .78rem;
    color: var(--gris-texto);
    text-align: center;
    white-space: nowrap;      /* evita que el texto se parta en varias líneas */
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 4px;
    line-height: 1.2;
}

/* =============================================================
   PIE DE PÁGINA
   ============================================================= */
.pie {
    background: var(--gris-fondo);
    border-top: 1px solid var(--gris-borde);
    padding: 18px 18px 14px;
    text-align: center;
    font-size: .76rem;
    color: var(--gris-texto);
    line-height: 1.6;
}

/* Fila de logos de tarjetas */
.pie-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}
.logo-tarjeta {
    height: 26px;
    width: auto;
    object-fit: contain;
    filter: grayscale(15%);
    opacity: .9;
}
.logo-openpay {
    height: 22px;   /* OpenPay tiene más texto, se ve mejor un poco más pequeño */
}

/* =============================================================
   BOTÓN DE AYUDA "?"
   ============================================================= */
.titulo-con-ayuda {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0;
}
/* .titulo-seccion ya tiene margin-bottom — lo anulamos dentro del wrapper */
.titulo-con-ayuda .titulo-seccion {
    margin-bottom: 0;
}

.btn-ayuda {
    flex-shrink: 0;
    min-width: 28px;
    height: 32px;
    border-radius: 6px;
    border: 2px solid var(--rojo);
    background: #fff;
    color: var(--rojo);
    font-size: .7rem;
    font-weight: 700;
    cursor: pointer;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--trans), color var(--trans);
    padding: 0 12px;
    font-family: inherit;
    letter-spacing: 0.5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.btn-ayuda:hover {
    background: var(--rojo);
    color: #fff;
}

/* =============================================================
   MODAL DE AYUDA
   ============================================================= */
/* hidden siempre gana sobre display:flex */
[hidden] { display: none !important; }

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .55);
    z-index: 900;
    display: flex;
    align-items: flex-end;          /* sube desde abajo en móvil */
    justify-content: center;
    padding: 0;
    animation: fadeInOverlay .18s ease;
}
@media (min-width: 600px) {
    .modal-overlay { align-items: center; padding: 20px; }
}
@keyframes fadeInOverlay {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.modal-contenido {
    background: var(--blanco);
    width: 100%;
    max-width: 520px;
    border-radius: 16px 16px 0 0;   /* esquinas arriba en móvil */
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp .22s ease;
}
@media (min-width: 600px) {
    .modal-contenido { border-radius: 12px; }
}
@keyframes slideUp {
    from { transform: translateY(40px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.modal-encabezado {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px 14px;
    border-bottom: 1.5px solid var(--gris-borde);
    flex-shrink: 0;
}
.modal-encabezado h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--negro);
    margin: 0;
}

.modal-cerrar {
    background: none;
    border: none;
    font-size: 1.15rem;
    color: var(--gris-texto);
    cursor: pointer;
    padding: 4px 6px;
    line-height: 1;
    border-radius: 4px;
    transition: color var(--trans), background var(--trans);
}
.modal-cerrar:hover { background: var(--gris-fondo); color: var(--negro); }

.modal-cuerpo {
    padding: 20px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    flex: 1;
}

.lista-instrucciones {
    margin: 0;
    padding-left: 18px;
    list-style: disc;
    color: var(--negro);
    font-size: .92rem;
    line-height: 1.7;
}
.lista-instrucciones li {
    margin-bottom: 14px;
}
.lista-instrucciones li:last-child {
    margin-bottom: 0;
}

/* =============================================================
   RESPONSIVE — DESKTOP (≥ 768px)
   ============================================================= */
@media (min-width: 768px) {

    body { padding: 24px 20px 80px; }

    .encabezado { padding: 28px 40px 24px; }
    .encabezado .logo { height: 68px; }
    .encabezado h1  { font-size: 1.35rem; }

    .paso { padding: 30px 40px 22px; }

    /* 2 columnas en desktop por defecto */
    .form-row { grid-template-columns: 1fr 1fr; }

    /* 3 columnas cuando se indica explícitamente */
    .form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

    .selector-fecha { max-width: 380px; }

    /* La card-body hereda el grid del form-row en desktop */
    .card-body .form-row.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

    /* Navegación ya no flotante en desktop — queda al final del contenedor */
    .nav-pasos {
        position: sticky;
        bottom: 0;
        border-radius: 0 0 var(--radio-lg) var(--radio-lg);
    }

    .conf-fila { grid-template-columns: 150px 1fr; }
}

@media (min-width: 900px) {
    .barra-progreso { padding: 18px 40px; }
}