.estimador-wrap { max-width: 720px; margin: 0 auto; }

.estimador-progreso { display: flex; justify-content: space-between; margin-bottom: 2rem; gap: 0.5rem; }
.estimador-progreso-paso {
  flex: 1;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--concrete);
  border-bottom: 3px solid var(--line);
  padding-bottom: 0.6rem;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}
.estimador-progreso-paso small { display: block; font-family: var(--body, inherit); font-weight: 400; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; margin-top: 0.25rem; }
.estimador-progreso-paso.is-active,
.estimador-progreso-paso.is-done { color: var(--copper); border-color: var(--copper); }

.estimador-card {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  padding: 2rem;
}

.estimador-paso { display: none; }
.estimador-paso.is-active { display: block; }
.estimador-paso h2 { font-size: 1.4rem; margin-bottom: 0.75rem; }

.estimador-opciones { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.9rem; margin-top: 1.2rem; }
.estimador-opcion {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s var(--ease-out), background 0.2s var(--ease-out);
}
.estimador-opcion span { font-weight: 400; font-size: 0.85rem; color: var(--concrete); }
.estimador-opcion:hover { border-color: var(--copper); }
.estimador-opcion.is-selected { border-color: var(--copper); background: rgba(139, 90, 60, 0.06); }
.estimador-opciones-calidad { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

.estimador-campos { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-top: 1.2rem; }
.estimador-campos label { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--concrete); display: block; margin-bottom: 0.35rem; }
.estimador-campos input {
  width: 100%;
  padding: 0.7em 0.9em;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  font-size: 0.95rem;
  background: var(--paper);
  color: var(--ink);
}
.estimador-campos input:focus { outline: none; border-color: var(--copper); }

.estimador-nav { display: flex; justify-content: space-between; margin-top: 1.75rem; }
.estimador-nav .btn { flex-shrink: 0; }

.estimador-dropzone {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 140px;
  border: 2px dashed var(--line-strong);
  border-radius: 4px;
  margin-top: 1.2rem;
  cursor: pointer;
  color: var(--concrete);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease-out);
}
.estimador-dropzone:hover { border-color: var(--copper); }
.estimador-dropzone input { position: absolute; width: 1px; height: 1px; opacity: 0; }

.estimador-previews { display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 0.6rem; margin-top: 1rem; }
.estimador-preview { position: relative; aspect-ratio: 1; border-radius: 4px; overflow: hidden; border: 1px solid var(--line); }
.estimador-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.estimador-preview button {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(22, 24, 26, 0.75);
  color: var(--paper);
  border: none;
  font-size: 0.8rem;
  line-height: 1;
  cursor: pointer;
}

.estimador-error { color: #a04a2e; font-size: 0.88rem; margin-top: 1rem; }

.estimador-procesando { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; text-align: center; padding: 3.5rem 2rem; }
.estimador-spinner {
  width: 42px;
  height: 42px;
  border: 3px solid var(--line);
  border-top-color: var(--copper);
  border-radius: 50%;
  animation: estimador-spin 0.8s linear infinite;
}
@keyframes estimador-spin { to { transform: rotate(360deg); } }

.estimador-resultado { text-align: center; }
.estimador-kicker { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper); margin-bottom: 0.5rem; }
.estimador-rango { font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 700; color: var(--ink); margin-bottom: 1rem; }
.estimador-disclaimer { font-size: 0.9rem; color: var(--concrete); max-width: 46ch; margin: 0 auto 1.75rem; }
.estimador-disclaimer strong { color: var(--ink); }

.estimador-detalle { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; text-align: left; margin-bottom: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.estimador-detalle h3 { font-size: 0.95rem; margin-bottom: 0.6rem; }
.estimador-detalle ul { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; }
.estimador-detalle li { font-size: 0.9rem; color: var(--concrete); padding-left: 1rem; position: relative; }
.estimador-detalle li::before { content: '—'; position: absolute; left: 0; color: var(--copper); }

.estimador-lead { text-align: left; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.estimador-lead h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.estimador-lead .estimador-campos { margin-bottom: 1.2rem; }
.estimador-lead-ok { padding: 1.5rem 0; color: #4a7a4a; font-weight: 600; }

.estimador-ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.9rem; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }

@media (max-width: 640px) {
  .estimador-card { padding: 1.4rem; }
  .estimador-progreso-paso small { display: none; }
}