/* ==========================================================================
   Componentes: botones, formularios, buscador, fichas, filtros, detalle,
   galería, menú mobile y avisos
   ========================================================================== */

/* --------------------------------------------------------------- Botones -- */
.btn {
  --btn-bg: var(--ink-900);
  --btn-fg: #fff;
  --btn-border: var(--ink-900);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 1px solid var(--btn-border);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  text-align: center;
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              transform var(--t-fast) var(--ease);
}
.btn:hover { --btn-bg: #000; --btn-border: #000; }
.btn:active { transform: translateY(1px); }

.btn--accent { --btn-bg: var(--accent); --btn-border: var(--accent); }
.btn--accent:hover { --btn-bg: var(--accent-hover); --btn-border: var(--accent-hover); }

.btn--outline { --btn-bg: transparent; --btn-fg: var(--ink-900); --btn-border: var(--line-strong); }
.btn--outline:hover { --btn-bg: var(--ink-900); --btn-fg: #fff; --btn-border: var(--ink-900); }

.btn--ghost {
  --btn-bg: transparent; --btn-fg: var(--ink-700); --btn-border: transparent;
  padding-inline: 0.5rem;
}
.btn--ghost:hover { --btn-bg: transparent; --btn-fg: var(--ink-900); --btn-border: transparent; text-decoration: underline; text-underline-offset: 4px; }

.btn--block { width: 100%; }
.btn--lg { padding: 1rem 1.75rem; font-size: 1rem; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.btn__icon { width: 18px; height: 18px; flex: none; }

/* Enlace con flecha */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink-900);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 0.35rem;
  transition: border-color var(--t-fast) var(--ease), gap var(--t-fast) var(--ease);
}
.link-arrow:hover { border-color: var(--ink-900); gap: 0.75rem; }

/* ----------------------------------------------------------- Formularios -- */
.field { display: flex; flex-direction: column; gap: 0.4rem; }

.field__label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-500);
  font-weight: 500;
}

.field__control {
  width: 100%;
  padding: 0.8rem 0.9rem;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--ink-900);
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}
.field__control::placeholder { color: var(--ink-300); }
.field__control:hover { border-color: var(--ink-300); }
.field__control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea.field__control { min-height: 132px; resize: vertical; }

select.field__control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%2346443F' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}

.field__error {
  font-size: 0.8125rem;
  color: #9C2A2A;
  min-height: 1.2em;
}
.field--invalid .field__control { border-color: #9C2A2A; }
.field--invalid .field__control:focus { box-shadow: 0 0 0 3px rgba(156, 42, 42, 0.12); }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.form-grid .field--full { grid-column: 1 / -1; }
.form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}
.form-note { font-size: 0.8125rem; color: var(--ink-500); }

/* Confirmación de envío */
.form-success {
  border: 1px solid var(--accent-line);
  background: var(--accent-soft);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: grid;
  gap: var(--space-3);
  justify-items: start;
}
.form-success__title { font-size: var(--step-3); color: var(--accent); }
.form-success__text { color: var(--ink-700); }

/* Campo trampa antispam: fuera de la vista, pero no oculto con display:none
   (algunos robots ignoran los campos ocultos de esa forma). */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Aviso cuando el envío falla */
.form-alert {
  border: 1px solid #D9B8B8;
  background: #FBF3F2;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: var(--space-5);
  display: grid;
  gap: var(--space-3);
}
.form-alert__title { font-family: var(--font-display); font-size: var(--step-2); color: #8A2A2A; }
.form-alert__text { color: var(--ink-700); font-size: 0.9375rem; }
.form-alert__acciones { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-2); }

/* ---------------------------------------------------- Buscador del hero --- */
.search-bar {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 0.5rem;
  box-shadow: var(--shadow-lg);
  color: var(--ink-900);
  max-width: 940px;
}
.search-bar .field { gap: 0.25rem; padding: 0.35rem 0.5rem; }
.search-bar .field + .field { border-left: 1px solid var(--line); }
.search-bar .field__control {
  border: 0;
  padding: 0.15rem 0;
  background: transparent;
  font-size: 0.9375rem;
}
.search-bar .field__control:focus { box-shadow: none; }
.search-bar select.field__control { background-position: right 0 center; padding-right: 1.5rem; }
.search-bar .btn { align-self: stretch; padding-inline: 2rem; }

/* ------------------------------------------------------ Ficha (property) -- */
.property-card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  height: 100%;
}
.property-card__media {
  position: relative;
  overflow: hidden;
  background: var(--paper-deep);
  aspect-ratio: 4 / 3;
}
.property-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}
.property-card:hover .property-card__media img,
.property-card:focus-within .property-card__media img { transform: scale(1.04); }

.badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: rgba(255,255,255,0.94);
  color: var(--ink-900);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-sm);
}
.badge--accent { background: var(--accent); color: #fff; }

.property-card__body { padding-top: var(--space-5); display: flex; flex-direction: column; flex: 1; }
.property-card__meta {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin-bottom: var(--space-3);
}
.property-card__title { font-size: var(--step-2); margin-bottom: var(--space-2); }
.property-card__place { color: var(--ink-700); font-size: 0.9375rem; }
.property-card__price {
  font-family: var(--font-display);
  font-size: var(--step-2);
  margin-top: var(--space-4);
}
.property-card__price small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--ink-500);
  margin-top: 2px;
}
.property-card__specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
  color: var(--ink-700);
}
/* `auto` empuja el botón al fondo: así los "Ver propiedad" quedan alineados
   entre fichas con títulos de distinto largo. */
.property-card__foot { margin-top: auto; padding-top: var(--space-5); }
.property-card__foot .btn { width: 100%; }

/* ------------------------------------------- Destacada única (portada) ---- */
/* Cuando sólo hay una propiedad publicada, ocupa el ancho completo en vez de
   quedar como una ficha suelta dentro de una grilla vacía. */
.featured-single {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(1.75rem, 3.5vw, 3.5rem);
  align-items: center;
}

.featured-single__media {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--paper-deep);
  aspect-ratio: 4 / 3;
}
.featured-single__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease);
}
.featured-single:hover .featured-single__media img { transform: scale(1.03); }

.featured-single__body { display: flex; flex-direction: column; }
.featured-single__title { font-size: var(--step-4); margin-bottom: var(--space-2); }
.featured-single__price {
  font-family: var(--font-display);
  font-size: var(--step-3);
  margin-top: var(--space-5);
}
.featured-single__price small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--ink-500);
  margin-top: 4px;
}
.featured-single__text {
  color: var(--ink-700);
  margin-top: var(--space-5);
  max-width: 52ch;
}
.featured-single__acciones {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

/* --------------------------------------------------------------- Filtros -- */
.listing {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.filters {
  position: sticky;
  top: calc(var(--header-h) + var(--space-5));
  border: 1px solid var(--line);
  padding: var(--space-5);
  background: var(--paper);
}
.filters__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.filters__title { font-size: var(--step-1); font-family: var(--font-display); }
.filters__group { display: grid; gap: var(--space-4); }
.filters__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.filters__reset { font-size: 0.8125rem; color: var(--ink-500); background: none; border: 0; cursor: pointer; padding: 0; }
.filters__reset:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* Selector de opciones tipo "chips" (operación / dormitorios) */
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  border: 1px solid var(--line-strong);
  background: var(--paper);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  color: var(--ink-700);
  cursor: pointer;
  transition: all var(--t-fast) var(--ease);
}
.chip:hover { border-color: var(--ink-500); color: var(--ink-900); }
.chip[aria-pressed='true'] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.listing-wrap { padding-bottom: var(--section-y); }
.listing-head { margin-bottom: var(--space-6); }

/* En el listado las fichas son algo más compactas para mostrar tres por fila. */
.listing .property-grid { grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); }

/* Cuando sólo hay una ficha en la grilla (por ejemplo, la propiedad
   relacionada al pie de una ficha), se mantiene a un ancho razonable. */
.property-grid--unica {
  grid-template-columns: repeat(auto-fit, minmax(278px, 420px));
  justify-content: start;
}

.results-order {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  white-space: nowrap;
}
.results-order .field__label { margin: 0; }
.results-order select { padding: 0.45rem 2rem 0.45rem 0.6rem; }

.results-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.results-count { font-size: 0.9375rem; color: var(--ink-700); }
.results-count strong { color: var(--ink-900); font-weight: 600; }

.empty-state {
  border: 1px dashed var(--line-strong);
  padding: clamp(2rem, 5vw, 4rem);
  text-align: center;
  display: grid;
  gap: var(--space-4);
  justify-items: center;
}
.empty-state__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-2);
}
.empty-state__title { font-size: var(--step-3); }
.empty-state__text { color: var(--ink-700); max-width: 42ch; }

/* Botón que pliega los filtros en pantallas pequeñas (ver responsive.css) */
.filters-toggle {
  display: none;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0.9rem 1.1rem;
  margin-bottom: var(--space-5);
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
}
.filters-toggle:hover { border-color: var(--ink-500); }
.filters-toggle::after {
  content: '';
  width: 9px; height: 9px;
  border-right: 1.5px solid var(--ink-700);
  border-bottom: 1.5px solid var(--ink-700);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform var(--t-base) var(--ease);
}
.filters-toggle[aria-expanded='true']::after { transform: rotate(-135deg) translate(-2px, -2px); }
.filters-toggle__conteo {
  margin-left: auto;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ------------------------------------------------------ Detalle propiedad - */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--ink-500);
  padding-block: var(--space-5);
  flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--ink-900); text-decoration: underline; text-underline-offset: 3px; }

.detail-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}
.detail-head__title { font-size: var(--step-5); max-width: 20ch; }
.detail-head__place { color: var(--ink-700); margin-top: var(--space-3); }
.detail-head__price { font-family: var(--font-display); font-size: var(--step-4); }
.detail-head__price small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--ink-500);
  margin-top: 4px;
}

/* Galería */
.gallery { display: grid; gap: var(--space-3); }
.gallery__stage {
  position: relative;
  background: var(--paper-deep);
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
/* Copia ampliada y difuminada de la misma fotografía: rellena el marco cuando
   la imagen es vertical, sin inventar un color ni dejar franjas vacías. */
.gallery__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.12);
  filter: blur(26px) saturate(0.7) brightness(0.85);
}
/* La fotografía se ve completa: en una propiedad, recortar un baño o un
   dormitorio a una franja horizontal deja la imagen sin información. */
.gallery__photo {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.gallery__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.92);
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  color: var(--ink-900);
  transition: background var(--t-fast) var(--ease);
}
.gallery__nav:hover { background: #fff; }
.gallery__nav--prev { left: var(--space-4); }
.gallery__nav--next { right: var(--space-4); }
.gallery__counter {
  position: absolute;
  right: var(--space-4);
  bottom: var(--space-4);
  background: rgba(26,25,24,0.72);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
}
.gallery__thumbs {
  display: grid;
  grid-auto-flow: column;
  /* Ancho mínimo por miniatura: con muchas fotografías la tira se desplaza en
     vez de encogerlas hasta hacerlas ilegibles. */
  grid-auto-columns: minmax(108px, 1fr);
  gap: var(--space-3);
  overflow-x: auto;
  padding-bottom: var(--space-1);
}
.gallery__thumb {
  padding: 0;
  border: 0;
  background: var(--paper-deep);
  aspect-ratio: 4 / 3;
  cursor: pointer;
  overflow: hidden;
  position: relative;
}
.gallery__thumb img { width: 100%; height: 100%; object-fit: cover; transition: opacity var(--t-fast) var(--ease); opacity: 0.72; }
.gallery__thumb:hover img { opacity: 1; }
.gallery__thumb[aria-current='true'] img { opacity: 1; }
.gallery__thumb[aria-current='true']::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--ink-900);
}

.detail-main { grid-area: main; }

/* Cuerpo del detalle */
.detail-body {
  display: grid;
  grid-template-columns: 1fr 360px;
  grid-template-areas: 'main aside';
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
  margin-top: var(--space-8);
}

.detail-block + .detail-block { margin-top: var(--space-8); }
.detail-block__title {
  font-size: var(--step-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--line);
}
.detail-text { color: var(--ink-700); font-size: var(--step-1); }
.detail-text p + p { margin-top: var(--space-4); }

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-5) var(--space-4);
}
.spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.spec__label {
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.spec__value { font-family: var(--font-display); font-size: var(--step-2); }

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3) var(--space-5);
}
.feature-list li {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  color: var(--ink-700);
  font-size: 0.9375rem;
}
.feature-list li::before {
  content: '';
  width: 6px; height: 6px;
  margin-top: 0.6rem;
  background: var(--accent);
  flex: none;
}

.info-table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.info-table th, .info-table td {
  text-align: left;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.info-table th { font-weight: 500; color: var(--ink-500); width: 45%; }
.info-table td { color: var(--ink-900); }

/* Tarjeta lateral de contacto */
.detail-aside {
  grid-area: aside;
  position: sticky;
  top: calc(var(--header-h) + var(--space-5));
  border: 1px solid var(--line);
  background: var(--paper-warm);
  padding: clamp(1.5rem, 2.5vw, 2rem);
}
.detail-aside__price { font-family: var(--font-display); font-size: var(--step-3); }
.detail-aside__price small { display: block; font-family: var(--font-body); font-size: 0.8125rem; color: var(--ink-500); margin-top: 4px; }
.detail-aside__text { color: var(--ink-700); font-size: 0.9375rem; margin: var(--space-5) 0; }
.detail-aside .btn + .btn { margin-top: var(--space-3); }
.detail-aside__advisor {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--line);
}
.detail-aside__advisor img { width: 48px; height: 48px; border-radius: 999px; object-fit: cover; background: var(--paper-deep); }
.detail-aside__advisor-name { font-size: 0.9375rem; }
.detail-aside__advisor-role { font-size: 0.8125rem; color: var(--ink-500); }

/* ----------------------------------------------------------- Menú mobile -- */
.menu-toggle {
  width: 44px; height: 44px;
  display: none; /* Sólo aparece en mobile; ver responsive.css */
  place-items: center;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--ink-900);
}
.menu-toggle__bars { display: grid; gap: 5px; width: 18px; }
.menu-toggle__bars span {
  height: 1.5px;
  background: currentColor;
  transition: transform var(--t-base) var(--ease), opacity var(--t-fast) var(--ease);
}
.menu-toggle[aria-expanded='true'] .menu-toggle__bars span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded='true'] .menu-toggle__bars span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded='true'] .menu-toggle__bars span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--paper);
  padding: calc(var(--header-h) + var(--space-6)) var(--gutter) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease), visibility var(--t-base);
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: none; }
/* `display: flex` gana sobre el atributo [hidden]: hay que anularlo a mano. */
.mobile-menu[hidden] { display: none; }
.mobile-menu__nav { display: grid; gap: var(--space-2); }
.mobile-menu__link {
  font-family: var(--font-display);
  font-size: var(--step-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--line);
}
.mobile-menu__link[aria-current='page'] { color: var(--accent); }
.mobile-menu__foot { margin-top: auto; display: grid; gap: var(--space-3); }

/* -------------------------------------------------------------- Avisos --- */
.toast-stack {
  position: fixed;
  left: 50%;
  bottom: var(--space-6);
  transform: translateX(-50%);
  z-index: 300;
  display: grid;
  gap: var(--space-3);
  width: min(440px, calc(100vw - 2rem));
  pointer-events: none;
}
.toast {
  background: var(--ink-900);
  color: #fff;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
  animation: toast-in var(--t-base) var(--ease);
}
@keyframes toast-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .toast { animation: none; }
}