:root {
  --color-basalt: #1B201E;
  --color-bone: #EFECE1;
  --color-lime: #CAF05B;
  --color-copper: #986D59;

  --color-basalt-raised: #252B28;
  --color-bone-muted: #B9B6AC;
  --color-line: rgba(239, 236, 225, 0.16);

  --font-display: "Space Grotesk", Arial, sans-serif;
  --font-body: Inter, Arial, sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;

  --radius: 4px;
  --container: 72rem;
  --focus-ring: 0 0 0 3px var(--color-basalt), 0 0 0 5px var(--color-lime);

  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --duration-fast: 0.2s;
  --duration-base: 0.45s;

  /* Escalón que remite a la construcción del logotipo */
  --step-shape: polygon(0 50%, 33% 50%, 33% 0, 66% 0, 66% 50%, 100% 50%, 100% 100%, 0 100%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-basalt);
  color: var(--color-bone);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

[hidden] {
  display: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 10;
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-lime);
  color: var(--color-basalt);
  font-weight: 700;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

/* Botones */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-5);
  border: 2px solid transparent;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color var(--duration-fast) ease,
    color var(--duration-fast) ease,
    border-color var(--duration-fast) ease,
    transform var(--duration-fast) var(--ease-out);
}

.button:active {
  transform: translateY(1px);
}

.button--primary {
  background-color: var(--color-lime);
  color: var(--color-basalt);
}

.button--primary:hover {
  background-color: var(--color-bone);
}

.button--ghost {
  border-color: var(--color-line);
  background-color: transparent;
  color: var(--color-bone);
}

.button--ghost:hover {
  border-color: var(--color-lime);
  color: var(--color-lime);
}

/* Encabezado */
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background-color: var(--color-basalt);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-2);
}

.site-header__brand {
  display: block;
}

.site-header__logo {
  width: 8.5rem;
}

.site-header__link {
  position: relative;
  display: inline-block;
  padding: var(--space-2) var(--space-3);
  font-weight: 600;
  text-decoration: none;
}

.site-header__link::after {
  content: "";
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: 0;
  height: 2px;
  background-color: var(--color-lime);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out);
}

.site-header__link:hover::after {
  transform: scaleX(0.4);
}

/* Catálogo */
.catalog {
  padding-block: var(--space-6) var(--space-8);
  scroll-margin-top: 4rem;
}

.catalog__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3) var(--space-4);
  margin-bottom: var(--space-5);
}

.catalog__heading {
  display: grid;
  gap: var(--space-2);
}

.catalog__eyebrow {
  color: var(--color-lime);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: slide-in var(--duration-base) var(--ease-out) both;
}

.catalog__title {
  position: relative;
  padding-bottom: var(--space-3);
  font-size: clamp(2.5rem, 9vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  animation: slide-in var(--duration-base) var(--ease-out) 0.08s both;
}

.catalog__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 3.5rem;
  height: 0.5rem;
  background-color: var(--color-lime);
  clip-path: var(--step-shape);
  transform-origin: left;
  animation: grow-x 0.6s var(--ease-out) 0.3s both;
}

.catalog__note {
  color: var(--color-bone-muted);
  font-size: 0.875rem;
}

.filters {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background-color: var(--color-basalt-raised);
}

.filters__field {
  display: grid;
  gap: var(--space-1);
}

.filters__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.filters__control {
  width: 100%;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background-color: var(--color-basalt);
  color: var(--color-bone);
  font: inherit;
  transition: border-color var(--duration-fast) ease;
}

.filters__control::placeholder {
  color: var(--color-bone-muted);
}

.filters__control:hover {
  border-color: var(--color-bone-muted);
}

.filters__control:focus-visible {
  border-color: var(--color-lime);
}

.catalog__count {
  margin-bottom: var(--space-4);
  color: var(--color-bone-muted);
  font-size: 0.875rem;
}

.catalog__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
}

/* El JS reinicia esta clase cuando cambia el conjunto visible, para escalonar la entrada */
.catalog__grid.is-animating > li {
  animation: card-in 0.55s var(--ease-out) both;
  animation-delay: calc(var(--stagger, 0) * 70ms);
}

.catalog__empty {
  display: grid;
  justify-items: start;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-5);
  border: 1px dashed var(--color-line);
  border-radius: var(--radius);
  animation: card-in var(--duration-base) var(--ease-out) both;
}

.catalog__empty[hidden] {
  display: none;
}

.catalog__empty-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
}

/* Tarjeta de producto */
.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background-color: var(--color-basalt-raised);
  transition:
    transform var(--duration-base) var(--ease-out),
    border-color var(--duration-base) ease;
}

.product-card__media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-bone);
}

/* Absoluta para que las fotos verticales no agranden el área y todas las tarjetas se comparen igual */
.product-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform-origin: var(--zoom-x, 50%) var(--zoom-y, 50%);
  transition: transform var(--duration-base) var(--ease-out);
}

.product-card__fallback {
  color: var(--color-basalt);
  font-size: 0.875rem;
  font-weight: 600;
}

.product-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex-grow: 1;
  padding: var(--space-4) var(--space-4) var(--space-5);
}

.product-card__brand {
  color: var(--color-bone-muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-card__model {
  font-size: 1.375rem;
  letter-spacing: -0.02em;
}

.product-card__details {
  display: grid;
  gap: var(--space-1);
  margin: 0;
  font-size: 0.9375rem;
}

.product-card__detail {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.product-card__detail dt {
  color: var(--color-bone-muted);
}

.product-card__detail dd {
  margin: 0;
}

.product-card__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
}

/* Precio */
.product-card__price {
  position: relative;
  padding-bottom: var(--space-2);
  color: var(--color-lime);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1;
}

.product-card__price-value {
  display: flex;
  align-items: flex-start;
  gap: 0.15em;
  transition: transform var(--duration-base) var(--ease-out);
}

.product-card__price-currency {
  padding-top: 0.2em;
  font-size: 1rem;
}

.product-card__price-amount {
  font-size: 2rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
}

.product-card__price-hint {
  display: none;
}

.product-card__price-amount.is-revealing {
  animation: price-reveal 0.6s var(--ease-out) both;
}

.product-card__price-code {
  align-self: flex-end;
  margin-left: 0.3em;
  padding-bottom: 0.25em;
  color: var(--color-bone-muted);
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.product-card__price::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 2.25rem;
  height: 0.375rem;
  background-color: var(--color-lime);
  clip-path: var(--step-shape);
  transition: left var(--duration-base) var(--ease-out);
}

/* Estado */
.status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  font-weight: 700;
}

.status--disponible {
  border-color: var(--color-lime);
  color: var(--color-lime);
}

.status--disponible::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background-color: var(--color-lime);
  animation: pulse 2.4s ease-in-out infinite;
}

/* Cobre solo como borde: como fondo de texto pequeño no alcanza contraste 4.5:1 */
.status--reservado {
  border-color: var(--color-copper);
  color: var(--color-bone);
}

.status--vendido {
  color: var(--color-bone-muted);
  text-decoration: line-through;
}

.product-card--unavailable .product-card__image {
  opacity: 0.6;
}

/* Pie de página */
/* Espacio inferior extra para que el botón flotante no tape el contacto */
.site-footer {
  padding-block: var(--space-6) calc(var(--space-6) + 4.5rem);
  border-top: 1px solid var(--color-line);
}

.site-footer__inner {
  display: grid;
  justify-items: start;
  gap: var(--space-3);
}

.site-footer__logo {
  width: 7rem;
}

.site-footer__text {
  color: var(--color-bone-muted);
  font-size: 0.875rem;
}

.site-footer__place {
  color: var(--color-bone);
  font-weight: 600;
}

.site-footer__link {
  color: var(--color-bone);
  font-weight: 600;
  text-decoration-color: var(--color-lime);
  text-underline-offset: 0.2em;
}

.site-footer__link:hover {
  color: var(--color-lime);
}

/* Botón flotante de WhatsApp */
.whatsapp-button {
  position: fixed;
  right: max(var(--space-4), env(safe-area-inset-right));
  bottom: max(var(--space-4), env(safe-area-inset-bottom));
  z-index: 20;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 999px;
  background-color: var(--color-lime);
  color: var(--color-basalt);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
  animation: float-in 0.6s var(--ease-out) 0.6s both;
  transition:
    transform var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) ease;
}

.whatsapp-button__icon {
  flex-shrink: 0;
}

.whatsapp-button__label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.whatsapp-button:hover {
  background-color: var(--color-bone);
  transform: translateY(-3px);
}

.whatsapp-button:active {
  transform: translateY(0);
}

/* Pantalla de carga */
body.is-loading {
  overflow: hidden;
}

/* Las animaciones de la página esperan a que se retire la pantalla de carga */
body.is-loading *,
body.is-loading *::before,
body.is-loading *::after {
  animation-play-state: paused;
}

body.is-loading .loader *,
body.is-loading .loader *::before,
body.is-loading .loader *::after {
  animation-play-state: running;
}

.loader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: var(--space-4);
  background-color: var(--color-basalt);
  transition:
    opacity 0.5s var(--ease-out),
    visibility 0.5s;
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__inner {
  display: grid;
  justify-items: center;
  gap: var(--space-5);
  width: min(18rem, 100%);
  transition: transform 0.5s var(--ease-out);
}

.loader.is-hidden .loader__inner {
  transform: translateY(-24px) scale(0.96);
}

.loader__logo {
  width: 100%;
  animation: loader-in 0.7s var(--ease-out) both;
}

.loader__count {
  display: flex;
  align-items: flex-start;
  color: var(--color-bone);
  font-family: var(--font-display);
  font-size: clamp(3rem, 14vw, 4.5rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
  line-height: 1;
  animation: loader-in 0.7s var(--ease-out) 0.1s both;
}

.loader__percent {
  padding-top: 0.15em;
  color: var(--color-lime);
  font-size: 0.4em;
  letter-spacing: 0;
}

.loader__bar {
  width: 100%;
  height: 4px;
  overflow: hidden;
  background-color: var(--color-line);
  animation: loader-in 0.7s var(--ease-out) 0.2s both;
}

.loader__bar-fill {
  display: block;
  width: 100%;
  height: 100%;
  background-color: var(--color-lime);
  transform: scaleX(0);
  transform-origin: left;
}

/* Interacciones con mouse */
@media (hover: hover) and (pointer: fine) {
  .product-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-lime);
  }

  .product-card:hover .product-card__price-value {
    transform: translateX(4px);
  }

  /* Con mouse el precio se oculta en reposo y se revela al posarse sobre la tarjeta.
     En pantallas táctiles queda siempre visible porque no existe el hover. */
  .product-card__price-value {
    opacity: 0;
    transition:
      opacity var(--duration-fast) ease,
      transform var(--duration-base) var(--ease-out);
  }

  .product-card:hover .product-card__price-value {
    opacity: 1;
  }

  .product-card__price-hint {
    position: absolute;
    left: 0;
    top: calc(50% - var(--space-1));
    display: block;
    color: var(--color-bone-muted);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transform: translateY(-50%);
    transition:
      opacity var(--duration-fast) ease,
      transform var(--duration-base) var(--ease-out);
  }

  .product-card:hover .product-card__price-hint {
    opacity: 0;
    transform: translateY(calc(-50% - 0.5em));
  }

  /* El escalón se desplaza hasta el final del monto en lugar de estirarse y deformarse */
  .product-card:hover .product-card__price::after {
    left: calc(100% - 2.25rem);
  }

  .product-card__media {
    cursor: zoom-in;
  }

  /* El origen sigue al puntero (variables seteadas desde JS) para recorrer la foto con zoom */
  .product-card__media:hover .product-card__image {
    transform: scale(1.8);
    transition-duration: var(--duration-fast);
  }
}

/* Animaciones */
@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
}

@keyframes slide-in {
  from {
    opacity: 0;
    transform: translateX(-16px);
  }
}

@keyframes grow-x {
  from {
    transform: scaleX(0);
  }
}

@keyframes price-reveal {
  from {
    opacity: 0;
    transform: translateY(0.45em);
    filter: blur(6px);
  }
}

@keyframes loader-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

@keyframes float-in {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.8);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.35;
  }
}

@media (min-width: 40rem) {
  .container {
    padding-inline: var(--space-6);
  }

  .filters {
    grid-template-columns: repeat(2, 1fr);
    align-items: end;
  }

  .filters__field--search {
    grid-column: 1 / -1;
  }

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

  .whatsapp-button {
    right: max(var(--space-6), env(safe-area-inset-right));
    bottom: max(var(--space-6), env(safe-area-inset-bottom));
    width: auto;
    padding-inline: var(--space-4) var(--space-5);
  }

  .whatsapp-button__label {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
  }
}

@media (min-width: 64rem) {
  .site-header__logo {
    width: 10rem;
  }

  .catalog {
    padding-top: var(--space-7);
  }

  .filters {
    grid-template-columns: 2fr repeat(3, 1fr) auto;
  }

  .filters__field--search {
    grid-column: auto;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .catalog__eyebrow,
  .catalog__title,
  .catalog__title::after,
  .catalog__grid.is-animating > li,
  .catalog__empty,
  .status--disponible::before,
  .whatsapp-button,
  .loader__logo,
  .loader__count,
  .loader__bar,
  .product-card__price-amount.is-revealing {
    animation: none;
  }

  .loader,
  .loader__inner,
  .whatsapp-button,
  .button,
  .site-header__link::after,
  .filters__control,
  .product-card,
  .product-card__image,
  .product-card__price-value,
  .product-card__price-hint,
  .product-card__price::after {
    transition: none;
  }

  .whatsapp-button:hover,
  .product-card:hover,
  .product-card:hover .product-card__price-value,
  .product-card__media:hover .product-card__image {
    transform: none;
  }

  .product-card__media {
    cursor: auto;
  }
}