:root {
  --marca: #0E7C86;
  --marca-suave: color-mix(in srgb, var(--marca) 12%, white);
  --tinta: #1d2326;
  --tinta-2: #55606a;
  --linea: #e3e6e8;
  --fondo: #f7f5f1;
  --papel: #ffffff;
  --ok: #2f7d4f;
  --error: #b3261e;
  --radio: 14px;
  --sombra: 0 1px 2px rgba(20, 30, 40, .06), 0 8px 24px rgba(20, 30, 40, .06);
  font-family: 'DM Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--tinta);
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--fondo); }
body { min-height: 100vh; line-height: 1.5; font-size: 16px; }
h1, h2, h3 { font-family: 'Fraunces', Georgia, serif; font-weight: 600; letter-spacing: -.01em; line-height: 1.15; margin: 0 0 .4em; }
h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); }
h2 { font-size: clamp(1.35rem, 3.4vw, 1.8rem); }
p { margin: 0 0 1em; }
a { color: var(--marca); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Cabecera de marca */
.barra { display: flex; align-items: center; gap: 12px; padding: 18px 20px; max-width: 760px; margin: 0 auto; }
.barra img { height: 34px; width: auto; }
.barra .nombre { font-weight: 700; font-size: 1.05rem; }
.barra .sub { color: var(--tinta-2); font-size: .85rem; }
.inicial { width: 36px; height: 36px; border-radius: 10px; background: var(--marca); color: #fff; display: grid; place-items: center; font-weight: 700; }

.contenedor { max-width: 760px; margin: 0 auto; padding: 0 16px 48px; }
.tarjeta { background: var(--papel); border-radius: var(--radio); box-shadow: var(--sombra); padding: clamp(20px, 4vw, 36px); }
.entradilla { color: var(--tinta-2); font-size: 1.08rem; max-width: 56ch; }
.etiqueta-sup { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--marca); margin-bottom: 10px; }

/* Progreso */
.progreso { height: 6px; background: var(--linea); border-radius: 99px; overflow: hidden; margin: 0 0 22px; }
.progreso > i { display: block; height: 100%; width: 0; background: var(--marca); transition: width .35s ease; }
.paso-num { color: var(--tinta-2); font-size: .85rem; margin-bottom: 6px; }

/* Formularios */
label.campo { display: block; margin: 0 0 16px; }
label.campo > span { display: block; font-weight: 600; margin-bottom: 6px; }
label.campo > small { display: block; color: var(--tinta-2); margin-top: 4px; }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=password], select, textarea {
  width: 100%; font: inherit; color: inherit; padding: 13px 14px; border: 1.5px solid var(--linea); border-radius: 10px; background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--marca); box-shadow: 0 0 0 3px var(--marca-suave); }
.fila { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .fila { grid-template-columns: 1fr; } }

/* Opciones tipo tarjeta (radio / checkbox) */
.opciones { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin: 0 0 18px; }
.opciones.dos { grid-template-columns: 1fr 1fr; }
.opcion { position: relative; }
.opcion input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.opcion .caja { display: flex; flex-direction: column; gap: 2px; padding: 14px; border: 1.5px solid var(--linea); border-radius: 12px; background: #fff; height: 100%; transition: border-color .15s, background .15s; }
.opcion .caja b { font-weight: 600; }
.opcion .caja em { font-style: normal; color: var(--tinta-2); font-size: .88rem; }
.opcion .emoji { font-size: 1.4rem; line-height: 1; margin-bottom: 4px; }
.opcion input:checked + .caja { border-color: var(--marca); background: var(--marca-suave); }
.opcion input:focus-visible + .caja { box-shadow: 0 0 0 3px var(--marca-suave); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip span { display: inline-block; padding: 9px 14px; border-radius: 99px; border: 1.5px solid var(--linea); background: #fff; font-weight: 500; }
.chip input:checked + span { background: var(--marca); border-color: var(--marca); color: #fff; }

.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .92rem; color: var(--tinta-2); margin: 0 0 12px; }
.consent input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--marca); flex: none; }

/* Botones */
.acciones { display: flex; justify-content: space-between; gap: 12px; margin-top: 8px; }
.btn { font: inherit; font-weight: 600; border: 0; border-radius: 12px; padding: 14px 22px; cursor: pointer; background: var(--marca); color: #fff; transition: transform .05s, filter .15s; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.btn:hover { filter: brightness(1.06); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { opacity: .55; cursor: wait; }
.btn.sec { background: transparent; color: var(--tinta-2); padding-left: 6px; padding-right: 6px; }
.btn.ancho { width: 100%; }

.aviso { padding: 12px 14px; border-radius: 10px; background: #fdecea; color: var(--error); margin: 0 0 14px; font-size: .95rem; }
.aviso.ok { background: #e8f4ec; color: var(--ok); }
.oculto { display: none !important; }
.pie { text-align: center; color: var(--tinta-2); font-size: .82rem; margin-top: 22px; }
.pie a { color: inherit; }

/* Resultado */
.cifra { font-family: 'Fraunces', Georgia, serif; font-size: clamp(3rem, 12vw, 5rem); font-weight: 700; color: var(--marca); line-height: 1; }
.datos { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 18px 0; }
.dato { border: 1px solid var(--linea); border-radius: 12px; padding: 14px; }
.dato b { display: block; font-size: 1.35rem; }
.dato span { color: var(--tinta-2); font-size: .88rem; }
.paso { animation: entra .3s ease; }
@keyframes entra { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }