/* ============================================================================
   SIANCO — components.css
   Piezas de contenido: oferta, índice de servicios, bloques partidos, pasos,
   galería, productos, acordeón y contacto.

   Criterio: superficies planas y filetes finos. Nada de tarjetas con sombra y
   borde elevándose al pasar el ratón, ni insignias, ni numeración decorativa.
   ========================================================================== */

/* ----------------------------------------------------------------------------
   1. APARICIÓN AL HACER SCROLL
   Sólo opacidad: sin desplazamiento ni cascada. Menos "efecto" y más calma.
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transition: opacity 600ms var(--ease);
}

.reveal.is-in {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
  }
}

/* ----------------------------------------------------------------------------
   2. LAS TRES LÍNEAS DE NEGOCIO
   -------------------------------------------------------------------------- */
.offers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
}

.offer {
  display: block;
}

.offer__media {
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--paper-2);
}

.offer__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 700ms var(--ease);
}

.offer:hover .offer__media img {
  transform: scale(1.03);
}

.offer h3 {
  margin-top: 1.1rem;
}

.offer p {
  margin-top: 0.5rem;
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--ink-mute);
}

.offer .link {
  margin-top: 0.9rem;
}

/* ----------------------------------------------------------------------------
   3. ÍNDICE DE SERVICIOS
   Lista tipográfica en dos columnas: mucha información con muy poco ruido.
   -------------------------------------------------------------------------- */
.index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 3vw, 3.5rem);
  border-top: 1px solid var(--line);
}

.index li {
  border-bottom: 1px solid var(--line);
}

.index a,
.index__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  color: var(--ink);
  font-size: var(--fs-body);
  transition: color var(--dur) var(--ease);
}

.index a:hover {
  color: var(--gold-text);
}

.index small {
  font-size: var(--fs-xs);
  color: var(--ink-mute);
  white-space: nowrap;
}

/* ----------------------------------------------------------------------------
   4. BLOQUE PARTIDO (texto + imagen)
   -------------------------------------------------------------------------- */
.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: clamp(1.75rem, 4vw, 4rem);
}

.split--flip .split__media {
  order: 2;
}

.split__body {
  min-width: 0;
}

.split__media {
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--paper-2);
}

.split__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.split h2 {
  max-width: 20ch;
}

.split .lead {
  margin-top: 1rem;
}

.split .checks {
  margin-top: 1.5rem;
}

/* ----------------------------------------------------------------------------
   5. LISTA CON MARCAS
   -------------------------------------------------------------------------- */
.checks {
  display: grid;
  gap: 0.65rem;
}

.checks li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: var(--fs-sm);
  line-height: 1.6;
}

.checks li svg {
  width: 16px;
  height: 16px;
  flex: none;
  margin-top: 3px;
  color: var(--gold-text);
}

.dark .checks li {
  color: var(--on-dark-soft);
}

.dark .checks li svg {
  color: var(--gold);
}

/* ----------------------------------------------------------------------------
   6. PASOS DEL PROCESO
   Cada paso es una tarjeta con su número en un disco, aire dentro y separación
   entre ellas. Antes eran columnas pegadas separadas solo por un filete, y el
   texto quedaba apretado.
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(0.7rem, 1.1vw, 1.1rem);
}

/* Variante para procesos cortos */
.steps--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.steps li {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.15rem, 1.7vw, 1.6rem);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  transition: border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.steps li:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
}

/* Número en disco */
.steps b {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 0.15rem;
  border-radius: 50%;
  background: rgba(250, 183, 15, 0.16);
  color: var(--gold-text);
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0;
}

.steps span {
  display: block;
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
}

.steps p {
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--ink-mute);
}

/* --- Sobre fondo oscuro --- */
.dark .steps li {
  background: rgba(244, 240, 231, 0.045);
  border-color: var(--line-dark);
}

.dark .steps li:hover {
  border-color: rgba(244, 240, 231, 0.22);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

.dark .steps b {
  background: rgba(250, 183, 15, 0.16);
  color: var(--gold);
}

.dark .steps span {
  color: var(--on-dark);
}

.dark .steps p {
  color: var(--on-dark-soft);
}

/* Botones de contacto al pie de un proceso */
.steps-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: clamp(1.75rem, 2.5vw, 2.5rem);
}

/* ----------------------------------------------------------------------------
   7. GALERÍA
   Rejilla limpia con el pie siempre visible: nada oculto tras un hover.
   -------------------------------------------------------------------------- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.75rem;
}

.filters button {
  padding: 0.45rem 0.9rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--ink-mute);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  transition: all var(--dur) var(--ease);
}

.filters button:hover {
  color: var(--ink);
  border-color: var(--ink-mute);
  transform: translateY(-1px);
}

.filters button.is-active {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.75rem);
}

/* Tarjeta de proyecto: imagen arriba, texto y botón abajo */
.tile {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}

.tile:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
}

.tile__media {
  overflow: hidden;
  background: var(--paper-2);
}

.tile img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 750ms var(--ease);
}

.tile:hover img {
  transform: scale(1.05);
}

/* Cuerpo centrado: el texto y el botón comparten el eje de la tarjeta y todas
   las tarjetas de una fila quedan alineadas entre sí. */
.tile__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  align-items: center;
  text-align: center;
  gap: 0.4rem;
  padding: 1.4rem 1.3rem 1.35rem;
}

.tile h3 {
  max-width: 17ch;
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.tile__body p {
  max-width: 24ch;
  margin-bottom: 0.7rem;
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--ink-mute);
}

/* Botón de cada tarjeta, a todo el ancho útil para que las filas cuadren */
.tile__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  margin-top: auto;
  padding: 0.72rem 1rem;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--display);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-radius: var(--r-pill);
  transition: background-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.tile__btn svg {
  width: 0.85em;
  height: 0.85em;
  flex: none;
  transition: transform var(--dur) var(--ease);
}

.tile__btn:hover {
  background: var(--gold);
  color: #2A2103;
}

.tile__btn:hover svg {
  transform: translateX(3px);
}

.tile[hidden] {
  display: none;
}

/* ----------------------------------------------------------------------------
   8. PRODUCTOS (OUTLET)
   -------------------------------------------------------------------------- */
.products {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
}

.product__media {
  overflow: hidden;
  border-radius: var(--r-lg);
  background: var(--paper-2);
}

.product__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.product__cat {
  display: block;
  margin-top: 0.85rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.product h3 {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin-top: 0.25rem;
}

.product p {
  margin-top: 0.35rem;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--ink-mute);
}

.product__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.product__price {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
}

/* ----------------------------------------------------------------------------
   9. ACORDEÓN
   -------------------------------------------------------------------------- */
.acc {
  border-top: 1px solid var(--line);
}

.acc__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  padding: 1.15rem 0;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  transition: color var(--dur) var(--ease);
}

.acc__btn:hover {
  color: var(--gold-text);
}

.acc__btn svg {
  width: 16px;
  height: 16px;
  flex: none;
  color: var(--ink-mute);
  transition: transform var(--dur) var(--ease);
}

.acc__btn[aria-expanded="true"] svg {
  transform: rotate(45deg);
}

.acc__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur) var(--ease);
}

.acc__panel > div {
  overflow: hidden;
}

.acc.is-open .acc__panel {
  grid-template-rows: 1fr;
}

.acc__panel ul {
  padding-bottom: 1.15rem;
  display: grid;
  gap: 0.5rem;
  border-bottom: 1px solid transparent;
}

.acc__panel li {
  font-size: var(--fs-sm);
  line-height: 1.7;
  color: var(--ink-soft);
  padding-left: 1rem;
  position: relative;
}

.acc__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold-line);
}

/* ----------------------------------------------------------------------------
   10. CONTACTO
   -------------------------------------------------------------------------- */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(1.75rem, 4vw, 4rem);
  align-items: start;
}

.contact__list {
  display: grid;
  margin-top: 1.75rem;
  border-top: 1px solid var(--line-dark);
}

.contact__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.contact__row svg {
  width: 16px;
  height: 16px;
  color: var(--gold);
}

.contact__row span {
  display: block;
  font-size: var(--fs-xs);
  color: var(--on-dark-soft);
  opacity: 0.75;
}

.contact__row strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--on-dark);
}

a.contact__row:hover strong {
  color: var(--gold);
}

.contact__form {
  padding: clamp(1.35rem, 2.5vw, 2.25rem);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}

.contact__form .form-grid {
  margin-top: 1.5rem;
}

.contact__form .btn {
  margin-top: 1.5rem;
}

.form-note {
  margin-top: 1rem;
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--ink-mute);
}

.form-note a {
  color: var(--gold-text);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ----------------------------------------------------------------------------
   11. FILA DE DATOS CLAVE
   -------------------------------------------------------------------------- */
.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

.facts dt {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.facts dd {
  margin: 0.2rem 0 0;
  font-size: var(--fs-sm);
  color: var(--ink-mute);
}

/* ----------------------------------------------------------------------------
   12. RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .offers,
  .products,
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split {
    grid-template-columns: minmax(0, 1fr);
  }

  .split--flip .split__media {
    order: 0;
  }

  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps--3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact {
    grid-template-columns: minmax(0, 1fr);
  }

  .facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .index {
    grid-template-columns: minmax(0, 1fr);
  }

  .products,
  .gallery {
    grid-template-columns: minmax(0, 1fr);
  }

  .offers {
    grid-template-columns: minmax(0, 1fr);
  }

  .facts {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
  }

  .product__foot {
    flex-direction: column;
    align-items: stretch;
  }

  .product__foot .btn {
    width: 100%;
  }
}