*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: 'Source Sans 3', 'Segoe UI', system-ui, sans-serif;
  background: var(--fondo);
  color: var(--texto);
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 520px; margin: 0 auto; padding: 32px 16px 48px; }

.marca { text-align: center; margin-bottom: 22px; }
.logo { max-width: 240px; max-height: 110px; }
.marca h1 { font-size: 1.6rem; margin: 10px 0 4px; }
.sub { margin: 0; color: #666; font-size: .95rem; }

.card {
  background: #fff;
  border-radius: 20px;
  padding: 28px 30px 30px;
  box-shadow: 0 12px 34px rgba(0, 0, 0, .12);
}

/* Stepper */
.stepper { display: flex; justify-content: center; list-style: none; padding: 0; margin: 0 0 26px; }
.stepper li { position: relative; width: 64px; display: flex; justify-content: center; }
.stepper li::before {
  content: ''; width: 12px; height: 12px; border-radius: 50%;
  background: #DCD9D2; position: relative; z-index: 1;
}
.stepper li + li::after {
  content: ''; position: absolute; top: 5px; right: 50%; width: 100%; height: 2px; background: #DCD9D2;
}
.stepper li.hecho::before { background: var(--primario); box-shadow: 0 0 0 4px var(--suave); }
.stepper li.hecho::after { background: var(--primario); }

/* Formularios */
label {
  display: block; font-weight: 700; font-size: .85rem; letter-spacing: .12em;
  text-transform: uppercase; margin: 16px 0 8px; color: var(--primario-oscuro);
}
input:not([type=checkbox]), select {
  width: 100%; padding: 14px 18px; border: 1px solid #DAD7D2; border-radius: 999px;
  font: inherit; font-size: 1rem; background: #fff; color: inherit; text-transform: uppercase;
}
input[type=email] { text-transform: lowercase; }
input::placeholder { text-transform: uppercase; color: #9A9A9A; }
select { text-transform: none; appearance: none; padding-right: 44px; cursor: pointer;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23666' stroke-width='2'/%3E%3C/svg%3E") no-repeat right 18px center; }
input:focus, select:focus { outline: none; border-color: var(--acento); box-shadow: 0 0 0 3px color-mix(in srgb, var(--acento) 25%, transparent); }
input.invalido { border-color: var(--peligro); }
input[readonly] { background: #F3F3F3; color: #666; }
#notaNombre { margin: 6px 0 0 18px; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.fila2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.acciones { grid-template-columns: 2fr 3fr; margin-top: 22px; }

/* Botones */
.btn {
  display: block; width: 100%; border: 0; border-radius: 10px; padding: 15px 16px;
  font: inherit; font-weight: 700; font-size: 1rem; cursor: pointer; text-align: center;
  transition: filter .15s, transform .05s;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn:focus-visible { outline: 3px solid var(--acento); outline-offset: 2px; }
.btn.primario { background: var(--primario); color: #fff; margin-top: 20px; }
.acciones .btn, .fila2 .btn { margin-top: 0; }
.btn.primario:hover:not(:disabled) { filter: brightness(1.15); }
.btn.ok { background: var(--suave); color: var(--primario-oscuro); }
.btn.aviso { background: var(--aviso); color: var(--aviso-texto); }
.btn.borde { background: #fff; border: 1px solid #DAD7D2; color: var(--primario); margin-top: 12px; }
.btn.peligro { background: var(--peligro); color: #fff; }
.btn.link { background: none; color: var(--primario); padding: 10px 0; text-align: left; font-weight: 600; }
.btn.corto { width: auto; padding: 10px 20px; }
.btn.opcion { background: #fff; border: 2px solid #DAD7D2; color: var(--texto); }
.btn.opcion[aria-checked=true] { border-color: var(--primario); background: var(--suave); color: var(--primario-oscuro); }

/* Revisión de datos */
.tabla { border: 1px solid #E3E0DA; border-radius: 12px; margin: 16px 0; overflow: hidden; }
.tabla div { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; }
.tabla div + div { border-top: 1px solid #E3E0DA; }
.tabla dt { font-size: .72rem; font-weight: 700; letter-spacing: .12em; color: #888; text-transform: uppercase; flex-shrink: 0; padding-top: 2px; }
.tabla dd { margin: 0; text-align: right; word-break: break-word; }
.pregunta { font-weight: 600; margin: 18px 0 4px; }
.nota { color: #666; font-size: .95rem; }
.mini { color: #888; font-size: .82rem; }
.centro { text-align: center; }
.errores { color: var(--peligro); font-size: .9rem; margin-top: 10px; }
.errores:empty { display: none; }

/* Referidos */
.premio {
  display: flex; gap: 14px; align-items: flex-start; padding: 16px;
  background: linear-gradient(135deg, var(--primario), var(--primario-oscuro)); color: #fff; border-radius: 14px;
}
.premio-icono {
  flex-shrink: 0; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
  background: var(--acento); color: #fff;
}
.premio h2 { margin: 2px 0 4px; font-size: 1.15rem; color: var(--acento); }
.premio p { margin: 0; font-size: .95rem; line-height: 1.4; }
.referido { border: 1px solid #E3E0DA; border-radius: 14px; padding: 4px 16px 16px; margin: 14px 0 0; min-width: 0; }
.referido-cab { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.referido-cab strong { color: var(--primario); }
.quitar { background: none; border: 0; color: var(--peligro); cursor: pointer; font: inherit; font-size: .9rem; }
.referido label { margin-top: 10px; }
.check { display: flex; gap: 10px; align-items: flex-start; text-transform: none; letter-spacing: 0; font-weight: 400; font-size: .9rem; color: #555; margin-top: 12px; }
.check input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--primario); flex-shrink: 0; }

/* Redes */
.redes { display: grid; grid-template-columns: repeat(auto-fit, minmax(88px, 1fr)); gap: 12px; margin: 20px 0 8px; }
.red {
  display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 8px;
  border: 1px solid #E3E0DA; border-radius: 14px; text-decoration: none; color: var(--texto); font-weight: 600;
  transition: border-color .15s, transform .15s;
}
.red:hover { border-color: var(--acento); transform: translateY(-2px); }
.red svg { width: 34px; height: 34px; color: var(--primario); }
.animo, .gracias-redes { text-align: center; margin: 12px 0 0; font-weight: 600; }
.animo { color: var(--aviso-texto); }
.gracias-redes { color: var(--primario); }

/* Código */
.codigo {
  background: var(--primario-oscuro); color: #fff; border-radius: 12px; padding: 22px;
  text-align: center; font-size: 1.7rem; font-weight: 700; letter-spacing: .35em; margin: 18px 0 6px;
  border-bottom: 4px solid var(--acento);
}

/* Modales */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 10; }
.modal-caja { background: #fff; width: 100%; max-width: 640px; padding: 14px; max-height: 92vh; overflow: auto; }
.modal-caja.ancho { max-width: 900px; }
.modal-cab { background: var(--primario); color: #fff; padding: 16px; border-bottom: 3px solid var(--acento); }
.modal-cab h3 { margin: 0; font-weight: 600; font-size: 1.2rem; text-transform: uppercase; }
.modal-cuerpo { padding: 20px 18px; font-size: .95rem; line-height: 1.55; }
.justificado { text-align: justify; }
.modal-cuerpo a { color: var(--primario); }
.modal-cuerpo.info { display: flex; gap: 16px; align-items: flex-start; }
.modal-cuerpo.info p { margin: 10px 0 0; }
.i { flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; background: var(--primario-oscuro); color: #fff; display: grid; place-items: center; font: 700 1.4rem Georgia, serif; }
.modal-pie { padding: 4px 18px 10px; }
.modal-pie.fila2 { max-width: 460px; margin: 0 auto; }
.modal-pie.derecha { display: flex; justify-content: flex-end; border-top: 1px solid #eee; padding-top: 14px; }

@media (max-width: 480px) {
  .wrap { padding-top: 22px; }
  .card { padding: 22px 18px 24px; }
  .grid2, .fila2 { grid-template-columns: 1fr; }
  .acciones { grid-template-columns: 1fr 1.4fr; }
  .stepper li { width: 52px; }
  .tabla div { flex-direction: column; gap: 2px; }
  .tabla dd { text-align: left; }
  .codigo { font-size: 1.4rem; letter-spacing: .25em; }
}