/* ===== Formulario de captación (hero) =====
   Usa las variables de style.css (--ink, --field, --line, --muted, --white, --serif...),
   así que hereda la estética de la web. Todas las clases empiezan por "lf-" para no
   afectar a nada más. No hay estilos en línea porque la CSP de vercel.json no los permite. */

.lf { display: flex; flex-direction: column; gap: 1.2rem; }
.lf [hidden] { display: none !important; }
.lf [tabindex="-1"]:focus { outline: none; }

/* Progreso */
.lf-meta { display: grid; gap: .6rem; }
.lf-prog { font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.lf-bar { height: 2px; background: var(--line); }
.lf-bar i { display: block; height: 100%; width: 0; background: var(--white); transition: width .25s ease; }

/* Pasos */
.lf fieldset { border: 0; padding: 0; margin: 0; min-width: 0; display: flex; flex-direction: column; gap: 1rem; }
.lf legend { padding: 0; margin: 0 0 1rem; width: 100%; }
.lf legend .card-title { margin-bottom: 0; }
.lf-hint { font-size: .95rem; }
.lf .field { margin-bottom: 0; }

/* Resaltado amarillo para lo importante */
.lf-hl {
  background: #ffe23d;
  color: var(--ink);
  font-weight: 600;
  padding: 0 .3em;
  border-radius: 2px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

/* Opciones de respuesta */
.lf-opts { display: grid; gap: .6rem; }
.lf-opt { position: relative; display: block; cursor: pointer; color: var(--white); font-size: .95rem; }
.lf-opt input {
  position: absolute; inset: 0; width: 100%; height: 100%;
  margin: 0; padding: 0; border: 0; opacity: 0; background: transparent; cursor: pointer;
}
.lf-opt span {
  display: flex; align-items: center; gap: .8rem;
  padding: .8rem .9rem;
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color .2s ease;
}
.lf-opt span::before {
  content: ""; flex: none; width: 1rem; height: 1rem;
  border: 1.5px solid var(--muted); border-radius: 50%;
}
.lf-opt:hover span { border-color: #5a5a5a; }
.lf-opt input:checked + span { border-color: var(--white); box-shadow: inset 0 0 0 1px var(--white); }
.lf-opt input:checked + span::before { border-color: var(--white); background: radial-gradient(var(--white) 45%, transparent 50%); }
.lf-opt input:focus-visible + span { outline: 2px solid var(--white); outline-offset: 2px; }

/* Casilla suelta ("¿Sigues en la misma situación?") */
.lf-check {
  display: flex; align-items: center; gap: .8rem;
  padding: .8rem .9rem;
  background: var(--field);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--white); font-size: .95rem; cursor: pointer;
}
.lf-check input { width: 1.1rem; height: 1.1rem; margin: 0; padding: 0; flex: none; accent-color: var(--white); }

.lf-count { font-size: .8rem; color: var(--muted); }
.lf-count.ok { color: #8fd3a9; }

/* Navegación */
.lf-nav { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-top: .4rem; }
.lf-nav .btn { margin-left: auto; }
.lf .btn:disabled { opacity: .35; cursor: not-allowed; }
.lf-back {
  background: none; border: 0; padding: .5rem 0;
  color: var(--muted); font: inherit; font-size: .9rem;
  text-decoration: underline; text-underline-offset: 3px; cursor: pointer;
}
.lf-back:hover { color: var(--white); }

/* Avisos */
.lf-note {
  border-left: 3px solid var(--muted);
  background: var(--field);
  padding: .7rem .9rem;
  font-size: .9rem; color: #c9c5be;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.lf-note.done { border-left-color: #8fd3a9; color: var(--white); }
.lf-error { color: #f2a49b; font-size: .88rem; }

/* Pantallas finales */
.lf-result { display: flex; flex-direction: column; gap: 1rem; }
.lf-choice {
  width: 100%; text-align: left;
  padding: .8rem .9rem;
  background: var(--field); color: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; font-size: .95rem; cursor: pointer;
  transition: border-color .2s ease;
}
.lf-choice:hover { border-color: var(--white); }
.lf-choice:focus-visible { outline: 2px solid var(--white); outline-offset: 2px; }
.lf .btn { text-align: center; }

/* Campo trampa antispam: invisible para personas, los bots lo rellenan */
.lf-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Formulario en 2 pasos (paso 1: contacto · paso 2: cualificación opcional) */
.lf form { display: flex; flex-direction: column; gap: 1rem; }
.lf .lf-optional { color: var(--muted); font-size: .8rem; }
.lf input[aria-invalid="true"] { border-color: #f2a49b; }
.lf-legal { font-size: .78rem; line-height: 1.5; color: var(--muted); }
.lf-legal a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.lf .lf-qt { margin: 0 0 .7rem; font-size: 1rem; font-weight: 600; line-height: 1.35; color: var(--white); }
.lf .lf-q { gap: .8rem; }
.lf-opts-row { grid-template-columns: 1fr 1fr; }
.lf [tabindex="-1"] { scroll-margin-top: 96px; }