/* =============================================================
   SERRA RESIDENCIAL — showroom web
   Paleta: blanco cálido, travertino claro, negro mate, acento dorado
   suave (coherente con los materiales del proyecto en CLAUDE.md).
   ============================================================= */

:root {
  --cream:        #f4f1ec;
  --cream-dark:   #e8e2d6;
  --ink:          #111111;
  --ink-soft:     #2a2a28;
  --stone:        #a89a80;
  --gold:         #d6c5a4;      /* SOLO detalle: acentos, no fondos grandes */
  --gold-soft:    rgba(214, 197, 164, 0.4);
  --white:        #ffffff;
  /* Cristal muy sutil, sin tinte marrón -- para riel/paneles flotantes */
  --glass-dark:   rgba(17, 17, 17, 0.5);
  --glass-light:  rgba(255, 255, 255, 0.08);
  --hairline:     rgba(255, 255, 255, 0.14);
  --ease: cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--ink);
  color: var(--ink);
  font-family: "Helvetica Neue", Arial, "Segoe UI", sans-serif;
  overflow: hidden; /* app de una sola pantalla, sin scroll de página */
}

img, video { display: block; max-width: 100%; }

.hidden { display: none !important; }

/* =============================================================
   PANTALLAS A PANTALLA COMPLETA (intro / descenso / fundido)
   ============================================================= */
.stage {
  position: fixed;
  inset: 0;
  width: 100vw;
  /* 100vh en móvil NO descuenta la barra del navegador: el fondo de la
     pantalla queda por debajo de ella y lo que se coloque abajo (el
     botón Ingresar) no se ve. dvh sí sigue la altura real visible. */
  height: 100vh;
  height: 100dvh;
  background: var(--ink);
  overflow: hidden;
  z-index: 10;
}

.stage-video, .stage-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#intro-screen.fading-out { opacity: 0; transition: opacity 0.9s var(--ease); pointer-events: none; }

#descenso-screen { opacity: 0; transition: opacity 0.9s var(--ease); z-index: 11; }
#descenso-screen.visible { opacity: 1; }

#fachada-fade { opacity: 0; transition: opacity 1.4s var(--ease); z-index: 12; }
#fachada-fade.visible { opacity: 1; }

/* Segundo vídeo (frente), tras cerrar la guía -- mismo patrón que el
   descenso, pero por encima del fondo fijo de fachada.webp (z-index 12). */
#frente-video-screen { opacity: 0; transition: opacity 0.9s var(--ease); z-index: 13; }
#frente-video-screen.visible { opacity: 1; }

/* Brillo de bienvenida: una sola pasada, sincronizada con el primer
   popup de la guía, sobre el contorno aproximado de todo el
   edificio en fachada.webp (aérea). Igual que el glow de cada planta
   (soft-light + backdrop-filter), pero cubriendo el edificio entero
   de una vez, no planta a planta. */
.building-glow {
  position: absolute;
  left: 28.5%;
  top: 13%;
  width: 69%;
  height: 80%;
  pointer-events: none;
  opacity: 0;
  border-radius: 6px;
}
.building-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,221,160,.6), rgba(255,190,110,.22) 60%, transparent 100%);
  mix-blend-mode: soft-light;
}
.building-glow.active {
  opacity: 1;
  backdrop-filter: brightness(1.16) saturate(1.12);
  -webkit-backdrop-filter: brightness(1.16) saturate(1.12);
  transition: opacity 1.1s ease-in, backdrop-filter 1.1s ease-in;
}
.building-glow.fade-out {
  opacity: 0;
  backdrop-filter: brightness(1) saturate(1);
  -webkit-backdrop-filter: brightness(1) saturate(1);
  transition: opacity 1.3s ease-out, backdrop-filter 1.3s ease-out;
}

/* Overlay sutil para que el botón INGRESAR resalte sobre el vídeo */
.intro-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.55) 0%, rgba(0,0,0,.05) 35%, rgba(0,0,0,.25) 100%);
  z-index: 1;
}

.btn-ingresar {
  position: absolute;
  left: 50%;
  bottom: 14%;
  transform: translateX(-50%);
  z-index: 2;
  padding: 1.1em 3em;
  font-size: 0.95rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--white);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 2px;
  cursor: pointer;
  transition: background .35s var(--ease), transform .35s var(--ease), letter-spacing .35s var(--ease);
}
.btn-ingresar:hover { background: rgba(255,255,255,0.18); letter-spacing: 0.34em; }
.btn-ingresar:active { transform: translateX(-50%) scale(0.97); }
.btn-ingresar.fading { opacity: 0; pointer-events: none; transition: opacity .5s var(--ease); }

/* Omitir intro: aparece durante el descenso, salta directo a la
   fachada clicable sin esperar a que el vídeo termine. */
/* Discreto y del mismo material que el resto de la interfaz (cristal
   difuminado, esquina redonda, sin borde duro): está para quien lo
   necesite, no para competir con el vídeo. */
.btn-skip-intro {
  position: absolute;
  top: clamp(1rem, 3.5vw, 2rem);
  right: clamp(1rem, 3.5vw, 2rem);
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.6em 1.1em;
  font-family: inherit;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  background: rgba(18, 17, 14, 0.42);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 999px;
  cursor: pointer;
  opacity: 0;
  animation: skip-fade-in .8s var(--ease) 1.2s forwards;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn-skip-intro::after {
  content: '';
  width: 11px;
  height: 11px;
  flex: none;
  background: currentColor;
  /* dos triángulos hacia la derecha, como el avance rápido */
  clip-path: polygon(0 0, 48% 50%, 0 100%, 52% 0, 100% 50%, 52% 100%);
}
.btn-skip-intro:hover {
  background: rgba(18, 17, 14, 0.66);
  color: #fff;
  border-color: rgba(255,255,255,0.34);
}
.btn-skip-intro:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
@keyframes skip-fade-in { to { opacity: 1; } }

/* =============================================================
   PANTALLA DE CARGA — por encima de todo (incl. el aviso de rotar).
   ============================================================= */
.loading-screen {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  transition: opacity .5s var(--ease);
}
.loading-screen.hidden { opacity: 0; pointer-events: none; }
.loading-brand {
  color: var(--white);
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  letter-spacing: 0.32em;
  font-weight: 600;
}
.loading-brand span { color: var(--gold); font-weight: 300; }
.loading-caption {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--stone);
}
.loading-percent {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

/* =============================================================
   IDENTIDAD — una línea, discreta, arriba a la izquierda. Nada de
   bloque de branding ni titular grande: la arquitectura habla sola.
   ============================================================= */
.site-nav {
  position: fixed;
  top: clamp(1.3rem, 3vw, 1.8rem);
  left: clamp(1.3rem, 3vw, 1.8rem);
  z-index: 30;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  pointer-events: none;
}
.site-nav:not(.hidden) { opacity: 1; transform: translateY(0); }

.nav-brand {
  color: var(--white);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  font-weight: 500;
  white-space: nowrap;
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}

/* Acciones superiores derechas: comparar + contacto, discretas */
.top-actions {
  position: fixed;
  top: clamp(1.2rem, 3vw, 1.7rem);
  right: clamp(1.2rem, 3vw, 1.7rem);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.top-actions:not(.hidden) { opacity: 1; transform: translateY(0); }
.top-action-btn, .compare-indicator {
  background: none;
  border: none;
  color: rgba(255,255,255,0.85);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0.4em 0;
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
  transition: opacity .2s var(--ease);
}
.top-action-btn:hover, .compare-indicator:hover { opacity: 0.7; }
.compare-indicator { color: var(--gold); }
.compare-indicator.hidden { display: none; }
.compare-indicator + .top-action-btn { border-left: 1px solid rgba(255,255,255,0.25); padding-left: 0.7rem; }

/* =============================================================
   INTRODUCCIÓN MÍNIMA — sustituye al hero. Se apaga en cuanto el
   usuario interactúa con el edificio (building.js).
   ============================================================= */
.explore-hint {
  position: fixed;
  left: clamp(1.3rem, 3vw, 1.8rem);
  bottom: clamp(4.2rem, 9vw, 5.2rem);
  z-index: 22;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
  pointer-events: none;
}
.explore-hint:not(.hidden) { opacity: 1; transform: translateY(0); pointer-events: auto; cursor: pointer; }
.explore-hint.dimmed { opacity: 0; transform: translateY(4px); pointer-events: none; }
.explore-hint-title {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white);
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}
.explore-hint-sub {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}

/* =============================================================
   SIDEBAR — riel ultrafino: icono + micro-label. Cada punto se
   expande un poco al pasar el cursor; el icono superior fija el
   panel completo abierto. Cristal oscuro muy sutil, sin tinte marrón.
   ============================================================= */
/* Menú anclado arriba a la izquierda: botón "☰ Menú" que despliega el
   listado debajo. Mismo comportamiento en móvil y escritorio -- un riel
   de nueve iconos sin etiqueta no se entiende en ninguno de los dos. */
.app-sidebar {
  position: fixed;
  top: clamp(0.9rem, 2.4vw, 1.4rem);
  left: clamp(0.9rem, 2.4vw, 1.4rem);
  z-index: 33;
  width: auto;
  background: var(--glass-dark);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 0;
  overflow: hidden;
  opacity: 0;
  transition: opacity .6s var(--ease), border-radius .3s var(--ease), width .3s var(--ease);
}
.app-sidebar:not(.hidden) { opacity: 1; }
.app-sidebar.hidden { pointer-events: none; }
/* Desplegado: deja de ser píldora y pasa a panel con el listado. */
.app-sidebar.expanded {
  width: 248px;
  border-radius: 16px;
  padding-bottom: 0.5rem;
  max-height: calc(100dvh - 2.4rem);
  overflow-y: auto;
  scrollbar-width: none;
}
.app-sidebar.expanded::-webkit-scrollbar { display: none; }

.sidebar-toggle {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.45rem 0.75rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--cream);
  font-family: inherit;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.sidebar-toggle svg { width: 14px; height: 14px; flex: none; }
.sidebar-toggle:hover { color: var(--gold); }
.sidebar-toggle-texto { white-space: nowrap; }
.app-sidebar.expanded .sidebar-toggle {
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 0.35rem;
}

/* Contador de viviendas guardadas para comparar. */
.sidebar-badge {
  position: absolute;
  top: 6px;
  left: 26px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--gold);
  color: var(--ink);
  font-size: 0.6rem;
  font-weight: 600;
  line-height: 1;
  box-shadow: 0 0 0 2px rgba(17,17,17,0.85);
  pointer-events: none;
}
.sidebar-badge.hidden { display: none; }
/* Llamada de atención al guardar una vivienda nueva: dos pulsos y para
   -- lo justo para que se vea, sin quedarse parpadeando. */
.sidebar-badge.pulse { animation: badgePulse .5s var(--ease) 2; }
@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.35); }
}
/* Dentro del ítem "Comparador" va en línea, al final de la fila. */
.sidebar-badge--item {
  position: static;
  margin-left: auto;
  margin-right: 12px;
  box-shadow: none;
}
.app-sidebar:not(.expanded) .sidebar-badge--item { display: none; }

/* Plegado solo se ve la píldora "Menú": el listado aparece al abrirlo. */
.sidebar-list { list-style: none; margin: 0; padding: 0; display: none; flex-direction: column; }
.app-sidebar.expanded .sidebar-list { display: flex; }
.sidebar-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  width: 100%;
  height: 40px;
  padding: 0 0.5rem 0 15px;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.62);
  text-align: left;
  transition: color .25s var(--ease);
}
.sidebar-icon { display: flex; flex-shrink: 0; }
.sidebar-icon svg { width: 17px; height: 17px; }
.sidebar-item:hover, .sidebar-item.active { color: var(--white); }
.sidebar-item.active .sidebar-icon { color: var(--gold); }
.sidebar-item { position: relative; }
/* Dentro del panel las etiquetas se ven siempre: es lo que hace que el
   menú se entienda sin tener que adivinar los iconos. */
.sidebar-label {
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
/* display:none, no solo alto 0: si siguen en el flujo, su texto marca
   el ancho mínimo y la píldora "Menú" sale mucho más ancha de lo que
   necesita. */
.sidebar-footer { display: none; }
.app-sidebar.expanded .sidebar-footer { display: block; }
.sidebar-footer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  padding: 0 15px;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  white-space: nowrap;
  transition: max-height .3s var(--ease), opacity .3s var(--ease), padding .3s var(--ease);
}
.sidebar-footer span { color: var(--gold); }
.app-sidebar.expanded .sidebar-footer { max-height: 2rem; opacity: 1; padding: 0.7rem 15px 0; margin-top: 0.3rem; border-top: 1px solid var(--hairline); }

.sidebar-restart-tutorial { display: none; }
.app-sidebar.expanded .sidebar-restart-tutorial { display: block; }
.sidebar-restart-tutorial {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  width: 100%;
  padding: 0 15px;
  margin: 0;
  background: none;
  border: none;
  text-align: left;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
  white-space: nowrap;
  transition: max-height .3s var(--ease), opacity .3s var(--ease), padding .3s var(--ease), color .2s var(--ease);
}
.sidebar-restart-tutorial:hover { color: var(--gold); }
.app-sidebar.expanded .sidebar-restart-tutorial { max-height: 1.6rem; opacity: 1; padding: 0.5rem 15px 0; }

/* =============================================================
   DRAWER GENÉRICO — reutiliza el look de .side-drawer (misma clase),
   solo cambia el contenido que registra cada sección.
   ============================================================= */
.section-drawer-body { padding-top: 0.5rem; }
.drawer-placeholder {
  color: var(--ink-soft);
  opacity: 0.7;
  font-size: 0.9rem;
  margin-top: 2rem;
  text-align: center;
}
.drawer-title {
  margin: 0.6rem 0 0.2rem;
  font-weight: 300;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.drawer-subtitle {
  margin: 0 0 1.4rem;
  color: var(--ink-soft);
  opacity: 0.75;
  font-size: 0.85rem;
}

/* --------------------- Selector de viviendas (drawer 02) --------------------- */
.sel-filters {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-bottom: 1.4rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--cream-dark);
}
.sel-filters label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.sel-filters select {
  font: inherit;
  padding: 0.5em 0.6em;
  border: 1px solid var(--stone);
  border-radius: 2px;
  background: var(--white);
  color: var(--ink);
  text-transform: none;
  letter-spacing: normal;
  font-size: 0.85rem;
}
.sel-count { font-size: 0.78rem; color: var(--ink-soft); opacity: 0.75; margin-bottom: 0.8rem; }
.sel-grid { display: flex; flex-direction: column; gap: 0.9rem; }
.sel-card {
  border: 1px solid var(--cream-dark);
  border-radius: 4px;
  padding: 1rem 1.1rem;
  transition: border-color .25s var(--ease);
}
.sel-card:hover { border-color: var(--gold); }
.sel-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.5rem; }
.sel-card-title { font-size: 1rem; font-weight: 600; letter-spacing: 0.03em; }
.sel-card-specs { display: flex; gap: 0.9rem; font-size: 0.8rem; color: var(--ink-soft); margin-bottom: 0.4rem; flex-wrap: wrap; }
.sel-card-price { margin: 0 0 0.8rem; font-size: 0.95rem; color: var(--gold); font-weight: 500; }
.sel-card-actions { display: flex; gap: 0.6rem; }
.btn-view, .btn-compare-mini {
  flex: 1;
  padding: 0.55em 0.4em;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease);
}
.btn-view { background: var(--ink); border: 1px solid var(--ink); color: var(--white); }
.btn-view:hover { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.btn-compare-mini { background: none; border: 1px solid var(--stone); color: var(--ink-soft); }
.btn-compare-mini:hover { border-color: var(--gold); color: var(--gold); }

/* =============================================================
   OVERLAY DEL COMPARADOR — tabla, necesita más ancho que un drawer.
   ============================================================= */
.comparator-overlay {
  position: fixed;
  inset: 0;
  z-index: 46;
  background: rgba(10,8,5,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}
.comparator-overlay.open { opacity: 1; pointer-events: auto; }
.comparator-panel {
  position: relative;
  background: var(--cream);
  border-radius: 6px;
  padding: clamp(1.6rem, 4vw, 2.6rem);
  width: min(900px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  transform: translateY(14px);
  transition: transform .35s var(--ease);
  box-shadow: 0 40px 90px -20px rgba(0,0,0,0.5);
}
.comparator-overlay.open .comparator-panel { transform: translateY(0); }
.compare-table-wrap { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.compare-table th, .compare-table td {
  padding: 0.7em 0.9em;
  text-align: left;
  border-bottom: 1px solid var(--cream-dark);
  white-space: nowrap;
}
.compare-table thead th {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
  position: relative;
}
.compare-table tbody th {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}
.compare-table-remove {
  background: none; border: none; cursor: pointer; color: var(--ink-soft);
  margin-left: 0.5em; font-size: 0.75rem;
}
.compare-table-remove:hover { color: var(--gold); }

/* =============================================================
   CALCULADORA DE HIPOTECA (drawer 08)
   ============================================================= */
.calc-form { display: flex; flex-direction: column; gap: 1.3rem; margin-bottom: 1.6rem; }
.calc-form label {
  display: flex; flex-direction: column; gap: 0.4rem;
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft);
}
.calc-form input[type="number"] {
  font: inherit; font-size: 1rem; padding: 0.6em 0.7em;
  border: 1px solid var(--stone); border-radius: 2px; background: var(--white); color: var(--ink);
}
.calc-form input[type="range"] {
  width: 100%; accent-color: var(--gold);
}
.calc-range-val { font-size: 0.8rem; color: var(--ink); text-transform: none; letter-spacing: normal; }
.calc-result {
  display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
  padding: 1.4rem; margin-bottom: 1rem;
  background: var(--cream-dark); border-radius: 6px; text-align: center;
}
.calc-result-label { font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); }
.calc-result-value { font-size: 2rem; font-weight: 300; color: var(--gold); font-variant-numeric: tabular-nums; }
.calc-disclaimer { font-size: 0.72rem; color: var(--ink-soft); opacity: 0.75; line-height: 1.5; }

/* =============================================================
   ASISTENTE SERRA — círculo discreto + etiqueta al lado, nunca una
   pastilla negra grande. Se siente parte de la interfaz, no un
   plugin añadido después.
   ============================================================= */
.ai-widget {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  bottom: clamp(1rem, 4vw, 2rem);
  z-index: 44;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  transition: opacity .3s var(--ease), transform .25s var(--ease);
}
.ai-widget.hidden { opacity: 0; pointer-events: none; transform: scale(0.9); }
.ai-widget-text {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  white-space: nowrap;
}
.ai-widget:hover .ai-widget-text { opacity: 0.85; transform: translateX(0); }
.ai-widget-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-dark);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--cream);
  border: 1px solid var(--hairline);
  cursor: pointer;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,0.5);
  transition: color .25s var(--ease), transform .25s var(--ease), border-color .25s var(--ease);
}
.ai-widget-btn svg { width: 18px; height: 18px; }
.ai-widget-btn:hover { color: var(--gold); border-color: var(--gold-soft); transform: scale(1.05); }

.ai-window {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  bottom: clamp(1rem, 4vw, 2rem);
  z-index: 45;
  width: min(400px, 92vw);
  max-height: min(500px, 76vh);
  background: var(--cream);
  border-radius: 14px;
  box-shadow: 0 30px 70px -15px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.ai-window.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.ai-window-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 1.2rem 1.3rem 0.7rem;
}
.ai-window-title { display: block; font-size: 0.72rem; letter-spacing: 0.22em; font-weight: 600; color: var(--ink); }
.ai-window-subtitle { display: block; margin-top: 0.2rem; font-size: 0.72rem; color: var(--ink-soft); opacity: 0.7; }
.ai-window-intro { margin: 0 1.3rem 0.9rem; font-size: 0.9rem; color: var(--ink); font-weight: 300; }
.ai-messages { flex: 1; overflow-y: auto; padding: 0 1.3rem; display: flex; flex-direction: column; gap: 0.6rem; }
.ai-msg { padding: 0.6em 0.9em; border-radius: 10px; font-size: 0.85rem; line-height: 1.45; max-width: 88%; }
.ai-msg--ai { background: var(--cream-dark); color: var(--ink); align-self: flex-start; }
.ai-msg--user { background: var(--ink); color: var(--white); align-self: flex-end; }
.ai-suggestions { display: flex; flex-wrap: wrap; gap: 0.4rem; padding: 0.8rem 1.3rem 0; }
.ai-suggestion {
  background: none; border: 1px solid var(--stone); color: var(--ink-soft);
  padding: 0.4em 0.7em; border-radius: 20px; font-size: 0.72rem; cursor: pointer;
  transition: border-color .25s var(--ease), color .25s var(--ease);
}
.ai-suggestion:hover { border-color: var(--gold); color: var(--gold); }
.ai-form { display: flex; gap: 0.5rem; padding: 0.9rem 1.3rem 1.2rem; }
.ai-form input {
  flex: 1; font: inherit; padding: 0.6em 0.8em;
  border: 1px solid var(--stone); border-radius: 20px; background: var(--white); color: var(--ink);
}
.ai-form button {
  width: 38px; height: 38px; border-radius: 50%; flex-shrink: 0;
  background: var(--ink); color: var(--white); border: none; cursor: pointer; font-size: 1rem;
  transition: background .25s var(--ease);
}
.ai-form button:hover { background: var(--gold); color: var(--ink); }

/* =============================================================
   PANELES INFORMATIVOS — Promoción / Calidades / Ubicación / Planos
   ============================================================= */
.promo-stats { display: flex; gap: 1.6rem; margin-bottom: 1.8rem; }
.promo-stat { display: flex; flex-direction: column; }
.promo-stat-num { font-size: 2.4rem; font-weight: 200; color: var(--gold); line-height: 1; }
.promo-stat-label { margin-top: 0.4rem; font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.promo-list { list-style: none; margin: 0; padding: 0; }
.promo-list li {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: 0.8rem 0; border-top: 1px solid var(--cream-dark);
  font-size: 0.88rem;
}
.promo-list li span:first-child { color: var(--ink-soft); }
.promo-list li span:last-child { color: var(--ink); text-align: right; }

.calidades-accordion { display: flex; flex-direction: column; }
.calidad-item { border-top: 1px solid var(--cream-dark); }
.calidad-item:last-child { border-bottom: 1px solid var(--cream-dark); }
.calidad-head {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  background: none; border: none; padding: 0.9rem 0; cursor: pointer;
  font-size: 0.88rem; color: var(--ink); text-align: left;
}
.calidad-chevron { color: var(--gold); font-size: 1rem; transition: transform .25s var(--ease); }
.calidad-item.open .calidad-chevron { transform: rotate(45deg); }
.calidad-body { max-height: 0; overflow: hidden; transition: max-height .3s var(--ease); }
.calidad-item.open .calidad-body { max-height: 300px; }
.calidad-body ul { margin: 0 0 1rem; padding-left: 1.1rem; color: var(--ink-soft); font-size: 0.82rem; line-height: 1.7; }

.ubicacion-map-placeholder {
  height: 160px; border: 1px dashed var(--stone); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--stone);
  margin-bottom: 1.4rem;
}
.ubicacion-cat { display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 0; border-top: 1px solid var(--cream-dark); font-size: 0.85rem; }
.ubicacion-cat-name { color: var(--ink); font-weight: 500; }
.ubicacion-cat-items { color: var(--ink-soft); opacity: 0.75; text-align: right; }

.drawer-note { font-size: 0.82rem; color: var(--ink-soft); line-height: 1.55; margin: 1rem 0 1.2rem; }

/* =============================================================
   MODAL DE CONTACTO
   ============================================================= */
.contact-modal-overlay {
  position: fixed; inset: 0; z-index: 47;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(1rem, 4vw, 2rem);
  opacity: 0; pointer-events: none;
  transition: opacity .3s var(--ease);
}
.contact-modal-overlay.open { opacity: 1; pointer-events: auto; }
.contact-modal-panel {
  position: relative;
  background: var(--cream);
  border-radius: 8px;
  padding: clamp(1.6rem, 4vw, 2.2rem);
  width: min(420px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  transform: translateY(14px);
  transition: transform .3s var(--ease);
  box-shadow: 0 40px 90px -20px rgba(0,0,0,0.5);
}
.contact-modal-overlay.open .contact-modal-panel { transform: translateY(0); }
.contact-form-short { display: flex; flex-direction: column; gap: 1rem; margin-top: 0.6rem; }
.contact-form-short label { display: flex; flex-direction: column; gap: 0.35rem; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.contact-form-short input, .contact-form-short select {
  font: inherit; padding: 0.65em 0.8em; border: 1px solid var(--stone); border-radius: 2px;
  background: var(--white); color: var(--ink); text-transform: none; letter-spacing: normal; font-size: 0.9rem;
}
.contact-form-actions { display: flex; flex-direction: column; gap: 0.6rem; margin-top: 0.4rem; }
.form-success { color: var(--gold); font-size: 0.92rem; text-align: center; padding: 1.2rem 0; }

/* =============================================================
   CONTROLES DE VISTA — botones individuales y mínimos, sin cápsula
   agrupando todo.
   ============================================================= */
.view-controls {
  position: fixed;
  left: clamp(1rem, 3vw, 1.8rem);
  bottom: clamp(1rem, 4vw, 2rem);
  z-index: 27;
  display: flex;
  gap: 0.5rem;
  opacity: 1;
  transition: opacity .4s var(--ease);
}
.view-controls.hidden { opacity: 0; pointer-events: none; }
.view-btn {
  width: 32px; height: 32px;
  /* Centrado real del icono: sin esto el contenido se coloca por línea
     base y queda descentrado dentro del círculo. */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 0;
  background: var(--glass-dark);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--hairline);
  border-radius: 50%;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
}
.view-btn svg { width: 15px; height: 15px; display: block; }
.view-btn:hover { color: var(--gold); border-color: var(--gold-soft); transform: translateY(-1px); }

#fachada-wrap { transition: transform .35s var(--ease); transform-origin: center center; }

/* =============================================================
   SELECTOR DE PLANTAS — flotante junto al edificio, secundario al
   hover directo sobre la fachada. Se genera desde JS (building.js).
   ============================================================= */
.floor-selector {
  position: fixed;
  top: 50%;
  right: clamp(1rem, 3vw, 2rem);
  transform: translateY(-50%);
  z-index: 26;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  opacity: 0.5;
  transition: opacity .35s var(--ease);
}
.floor-selector:hover { opacity: 1; }
.floor-selector.hidden { opacity: 0; pointer-events: none; }
.floor-selector-title {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0.3rem;
  text-shadow: 0 1px 6px rgba(0,0,0,.4);
}
.floor-selector-list { display: flex; flex-direction: column; gap: 0.3rem; }
.floor-item {
  position: relative;
  width: 30px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 3px;
  color: rgba(255,255,255,0.7);
  font-size: 0.62rem;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.floor-item:hover, .floor-item.active {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(214,197,164,0.1);
}
.floor-item-tooltip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  margin-right: 10px;
  white-space: nowrap;
  background: var(--glass-dark);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--hairline);
  color: var(--white);
  padding: 0.4em 0.7em;
  border-radius: 6px;
  font-size: 0.68rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s var(--ease);
}
.floor-item:hover .floor-item-tooltip { opacity: 1; }

/* =============================================================
   ESTADO DE DISPONIBILIDAD — colores apagados, nada saturado.
   ============================================================= */
.estado-badge {
  display: inline-block;
  margin: 0.3rem 0 0.9rem;
  padding: 0.28em 0.75em;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
}
.estado-badge--disponible { background: rgba(122,150,110,0.16); color: #5c7a4e; }
.estado-badge--reservado  { background: rgba(196,158,84,0.18); color: #8a6a2a; }
.estado-badge--vendido    { background: rgba(140,140,140,0.18); color: #6a6a6a; }

.unit-slice.estado-reservado { opacity: 0.82; }
.unit-slice.estado-vendido { opacity: 0.6; }

/* Acciones de cada ficha de vivienda dentro del panel */
.unit-card-actions { display: flex; flex-direction: column; gap: 0.5rem; }
.btn-compare, .btn-request {
  width: 100%;
  padding: 0.7em;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn-compare { background: none; border: 1px solid var(--stone); color: var(--ink-soft); }
.btn-compare:hover { border-color: var(--gold); color: var(--gold); }
.btn-request { background: var(--ink); border: 1px solid var(--ink); color: var(--white); }
.btn-request:hover { background: var(--gold); border-color: var(--gold); color: var(--ink); }

/* =============================================================
   CONTENIDO PRINCIPAL — el edificio a pantalla completa, sin scroll,
   sin secciones adicionales.
   ============================================================= */
#main-content {
  position: fixed;
  inset: 0;
  z-index: 5;
  opacity: 0;
  transition: opacity .8s var(--ease);
  background: var(--ink);
}
#main-content.visible { opacity: 1; }

.plantas-section {
  position: absolute;
  inset: 0;
  background: var(--ink);
  overflow: hidden;
}

/* La imagen se ajusta por COVER (llena toda la pantalla, en cualquier
   proporción de dispositivo, sin márgenes) con el foco centrado en el
   edificio. El tamaño/posición exactos (y los de cada hotspot) los
   calcula JS en cada resize -- ver layoutFachada() en script.js --
   para que, aunque se recorte la foto, los pisos sigan cayendo
   pixel a pixel sobre la fachada real. */
.fachada-wrap { position: absolute; inset: 0; }
/* max-width: none anula la regla global "img { max-width:100% }" --
   aquí el ancho SÍ debe poder superar el contenedor (es el recorte
   "cover" calculado por JS en layoutFachada()). */
.fachada-img { position: absolute; display: block; max-width: none; }

/* ---------------------------------------------------------------
   PLANTAS SELECCIONABLES — sin cajas ni bordes dibujados encima de
   la foto: la propia fachada se ilumina (backdrop-filter sobre los
   píxeles reales + un barrido de luz cálida en blend "soft-light"),
   como si esa franja de ventanas se encendiera.
   --------------------------------------------------------------- */
.planta-zone {
  position: absolute;
  z-index: 1;
  border: none;
  border-radius: 2px;
  margin: 0;
  padding: 0;
  cursor: pointer;
  background: transparent;
  outline: none;
  overflow: hidden;
  transition: transform .55s cubic-bezier(.3,1.35,.5,1), z-index 0s;
  /* Bordes difuminados: el brillo se apaga en degradado hacia el borde
     de la zona en vez de cortar en seco como una caja rectangular. */
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at center, #000 45%, transparent 100%);
  mask-image: radial-gradient(ellipse 70% 80% at center, #000 45%, transparent 100%);
}

/* Barrido de luz cálida, mezclado con la foto real (no una capa plana) */
.planta-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,214,150,.55), rgba(255,190,110,.18) 60%, transparent 100%);
  mix-blend-mode: soft-light;
  opacity: 0;
  transition: opacity .6s var(--ease);
}
/* Contorno de luz: invisible en reposo, solo aparece al iluminar */
.planta-zone::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0);
  transition: box-shadow .45s var(--ease);
  pointer-events: none;
}

.planta-zone:hover,
.planta-zone:focus-visible,
.planta-zone.hint-active {
  backdrop-filter: brightness(1.13) saturate(1.1);
  -webkit-backdrop-filter: brightness(1.13) saturate(1.1);
}
.planta-zone:hover::before,
.planta-zone:focus-visible::before,
.planta-zone.hint-active::before { opacity: 1; }
.planta-zone:hover::after,
.planta-zone:focus-visible::after,
.planta-zone.hint-active::after {
  box-shadow: inset 0 0 0 1px rgba(200,168,116,.5), 0 0 30px 4px var(--gold-soft);
}

/* Punto discreto siempre presente: la única pista visible en reposo,
   para que se sepa que la fachada es interactiva sin dibujar cajas. */
@keyframes hint-dot-pulse {
  0%, 100% { opacity: .4; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: .9; transform: translate(-50%, -50%) scale(1.25); }
}
.zone-hint-dot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 8px 2px var(--gold-soft);
  pointer-events: none;
  z-index: 2;
  animation: hint-dot-pulse 2.6s ease-in-out infinite;
  transition: opacity .3s var(--ease);
}
.planta-zone:hover .zone-hint-dot,
.planta-zone:focus-visible .zone-hint-dot,
.planta-zone.hint-active .zone-hint-dot,
.planta-zone.popped .zone-hint-dot { opacity: 0; }

/* Ya no hay etiqueta de esquina (PB/P1...) permanente: la propia
   fachada + el micro-tooltip de abajo bastan como identificación. El
   elemento lo sigue creando building.js por compatibilidad; se oculta
   aquí para no añadir otra caja más a la pantalla. */
.zone-badge { display: none; }

/* Micro-tooltip al pasar el cursor por una planta -- pequeño, junto
   al punto del cursor, no un bloque centrado grande. */
.zone-label {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  transform: translate(-50%, -50%) translateY(6px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  background: var(--glass-dark);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 0.5em 0.9em;
  color: var(--white);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
  pointer-events: none;
  text-align: center;
  white-space: nowrap;
}
.planta-zone:hover .zone-label,
.planta-zone:focus-visible .zone-label { opacity: 1; transform: translate(-50%, -50%) translateY(0); }

/* --------- Selección: geometría resaltada, outline finísimo, sin
   cajas ni sombras grandes --------- */
/* El difuminado del borde se MANTIENE al desplegar. Quitándolo, la
   zona iluminada se recortaba en seco y aparecía un rectángulo duro
   sobre la foto, que es lo que cantaba. Así la luz se apaga en
   degradado y no se ve ninguna caja. */
.planta-zone.popped {
  z-index: 5;
  transform: scale(1.03) translateY(-1%);
  backdrop-filter: brightness(1.08) saturate(1.05);
  -webkit-backdrop-filter: brightness(1.08) saturate(1.05);
  -webkit-mask-image: radial-gradient(ellipse 82% 92% at center, #000 55%, transparent 100%);
  mask-image: radial-gradient(ellipse 82% 92% at center, #000 55%, transparent 100%);
}
/* Destello al desplegar: la luz sube de golpe y baja al nivel de
   reposo. Es lo que hace que el toque "se note" en vez de aparecer la
   planta ya iluminada sin transición perceptible. */
@keyframes zonePopFlash {
  0%   { opacity: 0; }
  30%  { opacity: 1; }
  100% { opacity: .4; }
}
/* Versión táctil (la usa el bloque del final del archivo). Va aquí, en
   el nivel superior: dentro de un @media, las reglas que vengan
   detrás de un @keyframes anidado se pierden. */
@keyframes zonePopFlashTactil {
  0%   { opacity: 0; }
  28%  { opacity: .85; }
  100% { opacity: .5; }
}
.planta-zone.popped::before { opacity: .4; animation: zonePopFlash .75s var(--ease); }
/* Sin contorno: el realce lo da la luz, no una línea alrededor. */
.planta-zone.popped::after { box-shadow: none; }
.planta-zone.popped .zone-label,
.planta-zone.popped .zone-badge { display: none; }

/* Las viviendas (crujías) de la planta desplegada, seleccionables una
   a una. Sin líneas divisorias entre ellas -- sin "marco" A-B-C-D. */
.unit-slices {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease) .12s;
}
.planta-zone.popped .unit-slices { opacity: 1; pointer-events: auto; }

.unit-slice {
  flex: 1;
  position: relative;
  background: transparent;
  border: none;
  color: var(--white);
  cursor: pointer;
  padding: 0;
  transition: backdrop-filter .3s var(--ease);
}
.unit-slice:hover, .unit-slice:focus-visible {
  backdrop-filter: brightness(1.22) saturate(1.15);
  -webkit-backdrop-filter: brightness(1.22) saturate(1.15);
}

/* Vivienda elegida: se queda marcada. En táctil no hay hover, así que
   sin esto nada en el edificio decía cuál habías tocado. */
.unit-slice.selected {
  backdrop-filter: brightness(1.3) saturate(1.18);
  -webkit-backdrop-filter: brightness(1.3) saturate(1.18);
}
.unit-slice.selected::after {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1.5px rgba(214,197,164,.85);
  pointer-events: none;
  animation: sliceSelectFlash .6s var(--ease);
}
@keyframes sliceSelectFlash {
  0%   { box-shadow: inset 0 0 0 3px rgba(255,235,190,1); }
  100% { box-shadow: inset 0 0 0 1.5px rgba(214,197,164,.85); }
}

/* Etiqueta contextual de la vivienda: invisible hasta el hover (nada
   de letras sueltas siempre puestas encima de la foto). */
.slice-label {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.96);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  background: var(--glass-dark);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 0.5em 0.8em;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s var(--ease), transform .2s var(--ease);
  white-space: nowrap;
}
.unit-slice:hover .slice-label, .unit-slice:focus-visible .slice-label { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.slice-label-main { font-size: 0.78rem; letter-spacing: 0.06em; font-weight: 600; }
.slice-label-sub { font-size: 0.62rem; letter-spacing: 0.04em; color: rgba(255,255,255,0.7); }
.slice-label-estado { font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); margin-top: 0.1rem; }

/* Portal de entrada: no es una vivienda, no se selecciona -- mismo
   sitio en la crujía pero sin el brillo de "elígeme". */
.unit-slice--entrada { cursor: default; }
.unit-slice--entrada:hover, .unit-slice--entrada:focus-visible {
  backdrop-filter: brightness(1.04);
  -webkit-backdrop-filter: brightness(1.04);
}
.unit-slice--entrada .slice-label-main { font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; }

/* =============================================================
   PANEL LATERAL DE VIVIENDAS
   ============================================================= */
.panel-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10,8,5,0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s var(--ease);
  z-index: 40;
}
.panel-backdrop.open { opacity: 1; pointer-events: auto; }

.side-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(460px, 100vw);
  background: var(--cream);
  z-index: 41;
  padding: clamp(1.6rem, 4vw, 2.4rem);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .5s var(--ease);
  box-shadow: -20px 0 50px rgba(0,0,0,0.25);
}
.side-drawer.open { transform: translateX(0); }

/* =============================================================
   PANEL CONTEXTUAL — compacto, flotante, reactivo. Reemplaza al
   antiguo panel lateral ancho para la selección de planta/vivienda:
   solo aparece con algo que mostrar, nunca ocupa media pantalla.
   ============================================================= */
/* Ficha como panel lateral fijo, bajo el botón de menú. Tapa parte del
   render a propósito: es lo que se pidió. */
.context-panel {
  position: fixed;
  left: clamp(0.9rem, 2.4vw, 1.4rem);
  top: 5.9rem;                 /* justo debajo de la píldora del menú */
  transform: translateX(-10px);
  z-index: 32;
  width: 320px;
  max-width: calc(100vw - 1.8rem);
  max-height: calc(100dvh - 7.4rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
  background: var(--glass-dark);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 1.1rem 1.3rem 1.2rem;
  color: var(--cream);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.context-panel::-webkit-scrollbar { display: none; }
.context-panel.open { opacity: 1; pointer-events: auto; transform: translateX(0); }

/* --- Contenido de la ficha --- */
.ctx-cabecera {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
  padding-right: 1.6rem;   /* deja sitio a la ✕ */
}
.ctx-titulo {
  margin: 0 0 0.55rem;
  font-size: 1.14rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: #fff;
}
/* Línea única de datos con iconos, en vez de una tabla larga: de un
   vistazo y sin ocupar media pantalla. */
.ctx-resumen {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.85rem;
  margin: 0 0 0.9rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.82);
}
.ctx-resumen span { display: inline-flex; align-items: center; gap: 0.35rem; }
.ctx-ico { width: 14px; height: 14px; flex: none; color: var(--gold); }

.ctx-estado {
  display: inline-block;
  margin-bottom: 0.6rem;
  padding: 0.28em 0.7em;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.ctx-estado--disponible { background: rgba(143,174,124,0.22); color: #b9d6a5; }
.ctx-estado--reservado  { background: rgba(212,162,76,0.22);  color: #e2bd7c; }
.ctx-estado--vendido    { background: rgba(255,255,255,0.12); color: rgba(255,255,255,0.65); }
.ctx-estado--comun      { background: rgba(214,197,164,0.18); color: var(--gold); }

/* Botón principal a todo el ancho, como en la referencia. */
.ctx-cta {
  display: block;
  width: 100%;
  margin: 0 0 1rem;
  padding: 0.8em 1em;
  border: none;
  border-radius: 10px;
  background: var(--gold);
  color: var(--ink);
  font-family: inherit;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: filter .2s var(--ease);
}
.ctx-cta:hover { filter: brightness(1.08); }

/* Tabla de datos: etiqueta a la izquierda, valor a la derecha. */
.ctx-datos { margin-bottom: 1rem; }
.ctx-fila {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-top: 1px solid rgba(255,255,255,0.09);
  font-size: 0.8rem;
}
.ctx-fila:last-child { border-bottom: 1px solid rgba(255,255,255,0.09); }
.ctx-fila span { color: rgba(255,255,255,0.6); }
.ctx-fila b { font-weight: 500; color: #fff; }
.ctx-pie { margin: 0; font-size: 0.74rem; color: rgba(255,255,255,0.55); line-height: 1.5; }
.context-panel-close {
  position: absolute;
  top: 0.6rem; right: 0.7rem;
  background: none; border: none; color: rgba(255,255,255,0.5);
  font-size: 0.75rem; cursor: pointer; padding: 0.3em;
  transition: color .2s var(--ease);
}
.context-panel-close:hover { color: var(--gold); }

.ctx-eyebrow {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold);
  margin-bottom: 0.5rem;
}
.ctx-summary { margin: 0 0 0.9rem; font-size: 0.85rem; color: rgba(255,255,255,0.85); }
.ctx-specs { margin: 0; font-size: 1.05rem; font-weight: 300; color: var(--white); }
.ctx-specs-sub { margin: 0.15rem 0 0.7rem; font-size: 0.76rem; color: rgba(255,255,255,0.6); }
.ctx-price { margin: 0 0 0.9rem; font-size: 1.4rem; font-weight: 200; color: var(--gold); font-variant-numeric: tabular-nums; }
.ctx-cta {
  background: none; border: 1px solid rgba(255,255,255,0.28); color: var(--white);
  padding: 0.55em 1rem; font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  border-radius: 20px; cursor: pointer; transition: border-color .2s var(--ease), color .2s var(--ease);
}
.ctx-cta:hover { border-color: var(--gold); color: var(--gold); }
.ctx-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.ctx-btn {
  flex: 1; padding: 0.6em 0.5em; font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: 20px; cursor: pointer; border: 1px solid rgba(255,255,255,0.28); background: none; color: var(--white);
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.ctx-btn:hover { border-color: var(--gold); color: var(--gold); }
.ctx-btn--primary { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.ctx-btn--primary:hover { filter: brightness(1.08); color: var(--ink); }
.ctx-amenities { margin: 0; padding-left: 1.1rem; font-size: 0.78rem; color: rgba(255,255,255,0.75); line-height: 1.7; }
.estado-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-left: 0.3em; }
.estado-dot--disponible { background: #8fae7c; }
.estado-dot--reservado { background: #d4a24c; }
.estado-dot--vendido { background: #8a8a8a; }

.panel-close {
  background: none;
  border: none;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  cursor: pointer;
  padding: 0.4em 0;
}
.unit-plan-placeholder {
  height: 110px;
  border: 1px dashed var(--stone);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: 0.8rem;
}

/* =============================================================
   ONBOARDING — tarjetas interactivas tipo tutorial de videojuego,
   sustituyen cualquier título/instrucción fija en la página.
   ============================================================= */
.onboarding {
  position: fixed;
  left: 50%;
  bottom: clamp(1.4rem, 6vw, 3.2rem);
  transform: translateX(-50%) translateY(0) scale(1);
  z-index: 25;
  transition: opacity .4s var(--ease), transform .4s cubic-bezier(.34,1.56,.64,1);
}
.onboarding.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(18px) scale(0.94);
}

.onboarding-card {
  width: min(400px, 88vw);
  background: linear-gradient(165deg, #201b13, var(--ink) 60%);
  color: var(--cream);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  padding: 1.5rem 1.6rem 1.2rem;
  box-shadow: 0 30px 70px -15px rgba(0,0,0,0.65), 0 0 0 1px rgba(200,168,116,0.08);
}

.onboarding-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(200,168,116,0.14);
  border: 1px solid rgba(200,168,116,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
  color: var(--gold);
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.onboarding-icon svg { width: 18px; height: 18px; }

.onboarding-text {
  margin: 0 0 1.2rem;
  font-size: 0.95rem;
  line-height: 1.6;
  min-height: 2.6em;
  transition: opacity .22s var(--ease), transform .22s var(--ease);
}
.onboarding-fade .onboarding-icon,
.onboarding-fade .onboarding-text { opacity: 0; transform: translateY(4px); }

.onboarding-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.onboarding-dots { display: flex; gap: 0.4rem; }
.onboarding-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transition: background .3s var(--ease), transform .3s var(--ease), width .3s var(--ease);
}
.onboarding-dots span.active { background: var(--gold); width: 16px; border-radius: 3px; }

.onboarding-actions { display: flex; align-items: center; gap: 1rem; }
.onboarding-skip {
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 0.3em 0;
  transition: color .25s var(--ease);
}
.onboarding-skip:hover { color: var(--white); }
.onboarding-next {
  background: var(--gold);
  color: var(--ink);
  border: none;
  padding: 0.6em 1.4em;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 3px;
  cursor: pointer;
  transition: filter .25s var(--ease), transform .15s var(--ease);
}
.onboarding-next:hover { filter: brightness(1.12); }
.onboarding-next:active { transform: scale(0.96); }

/* Botón "?" flotante: reabre la guía una vez cerrada, sin dejar
   texto permanente en la página. */
.help-btn {
  position: fixed;
  right: clamp(1rem, 4vw, 2rem);
  /* Encima del widget del asistente IA (también abajo a la derecha),
     para que no se solapen. */
  bottom: calc(clamp(1rem, 4vw, 2rem) + 64px);
  z-index: 20;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  /* Mismo motivo que en .view-btn: sin centrado flex el signo se
     coloca por línea base y queda bajo respecto al círculo. */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  background: var(--ink);
  color: var(--cream);
  border: 1px solid rgba(255,255,255,0.2);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 30px -8px rgba(0,0,0,0.5);
  transition: opacity .35s var(--ease), transform .25s var(--ease), background .25s var(--ease);
}
.help-btn:hover { background: var(--gold); color: var(--ink); transform: scale(1.06); }
.help-btn.hidden { opacity: 0; pointer-events: none; transform: scale(0.8); }

/* =============================================================
   ROTA TU DISPOSITIVO — overlay a pantalla completa, solo móvil +
   vertical (JS decide cuándo mostrarlo, ver updateRotateOverlay()).
   ============================================================= */
.rotate-overlay {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(2rem, 10vh, 3.5rem);
  transition: opacity .4s var(--ease);
}
.rotate-overlay.hidden { opacity: 0; pointer-events: none; }

.rotate-brand {
  position: absolute;
  top: clamp(1.4rem, 6vw, 2.2rem);
  left: 50%;
  transform: translateX(-50%);
  color: var(--white);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  font-weight: 600;
  white-space: nowrap;
}
.rotate-brand span { color: var(--gold); font-weight: 400; }

.rotate-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.6rem;
  padding: 0 2rem;
}

.rotate-icon {
  position: relative;
  width: 72px;
  height: 72px;
  color: var(--gold);
}
.rotate-icon svg:first-child {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: rotate-phone 2.4s ease-in-out infinite;
}
.rotate-arrow {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 22px;
  height: 22px;
  color: rgba(200,168,116,0.7);
  animation: rotate-arrow-spin 2.4s ease-in-out infinite;
}
@keyframes rotate-phone {
  0%, 15%   { transform: rotate(0deg); }
  55%, 100% { transform: rotate(-90deg); }
}
@keyframes rotate-arrow-spin {
  0%, 15%   { opacity: 0; transform: rotate(0deg); }
  30%       { opacity: 1; }
  55%, 80%  { opacity: 1; transform: rotate(70deg); }
  100%      { opacity: 0; transform: rotate(70deg); }
}

.rotate-text {
  margin: 0;
  color: var(--cream);
  text-align: center;
  font-size: 1rem;
  line-height: 1.65;
  letter-spacing: 0.02em;
}
.rotate-hint {
  margin: -0.8rem 0 0;
  max-width: 280px;
  color: var(--stone);
  text-align: center;
  font-size: 0.78rem;
  line-height: 1.55;
  letter-spacing: 0.01em;
}

/* =============================================================
   TUTORIAL INTERACTIVO — onboarding tipo videojuego SOBRE la
   interfaz real (no una pantalla aparte). El fondo se atenúa muy
   levemente y de forma puramente visual: overlay y spotlight son
   pointer-events:none siempre, así que un paso que pide "haz clic en
   la planta" nunca bloquea ese clic real. Solo la tarjeta y el botón
   "Saltar" capturan clics (son lo único con pointer-events:auto).
   ============================================================= */
.tutorial-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
}
.tutorial-spotlight {
  position: fixed;
  left: 0; top: 0; width: 0; height: 0;
  border-radius: 8px;
  box-shadow: 0 0 0 9999px rgba(0,0,0,0.25);
  opacity: 0;
  pointer-events: none;
  transition: left .4s var(--ease), top .4s var(--ease), width .4s var(--ease), height .4s var(--ease), border-radius .4s var(--ease), opacity .3s var(--ease);
}
.tutorial-spotlight.visible { opacity: 1; }
/* Sin target (bienvenida / cierre): oscurece la pantalla entera, uniforme. */
.tutorial-spotlight.full {
  left: 0 !important; top: 0 !important; width: 100% !important; height: 100% !important;
  border-radius: 0 !important;
  background: rgba(0,0,0,0.25);
  box-shadow: none;
  opacity: 1;
}

.tutorial-skip {
  position: fixed;
  /* Debajo de #top-actions (Comparar / Contacto), que ocupa esa misma
     esquina -- si no, "Saltar visita" queda tapado/confundido con
     "Contacto" y parece que no existe. */
  top: clamp(3.4rem, 8vw, 4.1rem);
  right: clamp(1.3rem, 3vw, 1.8rem);
  z-index: 92;
  pointer-events: auto;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(255,255,255,0.92);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  text-shadow: none;
  cursor: pointer;
  padding: 0.65em 1.2em;
  box-shadow: 0 6px 20px rgba(0,0,0,0.28);
  transition: background .2s var(--ease), transform .2s var(--ease);
}
.tutorial-skip:hover { background: #fff; transform: translateY(-1px); }
.tutorial-skip:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.tutorial-card {
  position: fixed;
  z-index: 91;
  pointer-events: auto;
  width: min(300px, 84vw);
  background: var(--glass-dark);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  padding: 1.2rem 1.35rem 1.35rem;
  color: var(--cream);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .35s var(--ease), transform .35s var(--ease), left .4s var(--ease), top .4s var(--ease);
}
.tutorial-overlay:not(.hidden) .tutorial-card { opacity: 1; transform: translateY(0); }
.tutorial-overlay:not(.hidden) .tutorial-card.tutorial-card--fade { opacity: 0; transform: translateY(6px); }
.tutorial-card--center {
  left: 50% !important;
  top: 50% !important;
  transform: translate(-50%, -50%) !important;
  width: min(340px, 86vw);
  text-align: center;
}
.tutorial-overlay:not(.hidden) .tutorial-card--center { transform: translate(-50%, -50%) !important; }
/* Móvil / táctil (isMobileDevice() en tutorial.js): bottom-sheet en
   vez de tarjeta flotante junto al elemento -- no hay hover que
   perseguir, y así nunca tapa el edificio. */
.tutorial-card--sheet {
  left: 0.9rem !important;
  right: 0.9rem;
  bottom: 1.1rem;
  top: auto !important;
  width: auto;
}
.tutorial-card--sheet.tutorial-card--center { left: 50% !important; right: auto; top: 50% !important; bottom: auto; }

.tutorial-progress { display: flex; gap: 0.3rem; margin-bottom: 0.7rem; }
.tutorial-progress span { width: 5px; height: 5px; border-radius: 50%; background: rgba(255,255,255,0.25); transition: background .2s var(--ease); }
.tutorial-progress span.active { background: var(--gold); }

.tutorial-eyebrow {
  display: block;
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.tutorial-title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}
.tutorial-text {
  margin: 0 0 0.9rem;
  font-size: 0.85rem;
  line-height: 1.5;
  color: rgba(255,255,255,0.8);
}
.tutorial-card--center .tutorial-text { margin-bottom: 1.2rem; }
.tutorial-note {
  margin: -0.6rem 0 1rem;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.45);
}
.tutorial-hint {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0.7rem 0.85rem;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.tutorial-hint li {
  font-size: 0.74rem;
  color: rgba(255,255,255,0.65);
  font-style: italic;
}

.tutorial-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.tutorial-card--center .tutorial-actions { justify-content: center; }
.tutorial-btn {
  padding: 0.55em 1.1em;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: none;
  border: 1px solid rgba(255,255,255,0.3);
  color: rgba(255,255,255,0.8);
  border-radius: 20px;
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
}
.tutorial-btn:hover { border-color: var(--gold); color: var(--gold); }
.tutorial-btn--primary { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.tutorial-btn--primary:hover { filter: brightness(1.08); color: var(--ink); }

.tutorial-confirm {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin: 0.1rem auto;
  border-radius: 50%;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 1rem;
  line-height: 1;
  animation: tutorialConfirmPop .35s var(--ease);
}
@keyframes tutorialConfirmPop {
  0% { opacity: 0; transform: scale(0.85); }
  60% { opacity: 1; transform: scale(1.04); }
  100% { opacity: 1; transform: scale(1); }
}

/* Pulso sutil sobre el elemento REAL que se está enseñando (no un
   rectángulo aparte) -- funciona igual para una franja del edificio
   que para un botón de la interfaz. */
.tutorial-target-pulse { animation: tutorialTargetPulse 1.6s ease-in-out infinite; }
@keyframes tutorialTargetPulse {
  0%, 100% { filter: brightness(1) drop-shadow(0 0 0 rgba(214,197,164,0)); }
  50% { filter: brightness(1.08) drop-shadow(0 0 10px rgba(214,197,164,0.55)); }
}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 720px) {
  /* Más arriba en vertical: deja aire por encima de la barra del
     navegador aunque esta aparezca y desaparezca al hacer scroll. */
  .btn-ingresar { bottom: 20%; padding: 1em 2.2em; font-size: 0.85rem; }
  .nav-brand { font-size: 0.64rem; letter-spacing: 0.2em; }
  .explore-hint { bottom: 4.6rem; }
  .app-sidebar { left: 0.5rem; }
  .floor-selector { right: 0.6rem; }
  .side-drawer {
    width: 100%;
    top: auto;
    height: 88vh;
    border-radius: 12px 12px 0 0;
    transform: translateY(100%);
  }
  .side-drawer.open { transform: translateY(0); }
  .zone-label { font-size: 0.62rem; }

  /* El resto de overlays nuevos siguen el mismo criterio que
     .side-drawer en móvil: pantalla completa / bottom-sheet, nunca
     una landing vertical -- el edificio sigue siendo el protagonista
     detrás. */
  .comparator-panel, .contact-modal-panel {
    width: 100%;
    max-height: 92vh;
  }
  .compare-table th, .compare-table td { padding: 0.6em 0.6em; font-size: 0.78rem; }
  .ai-window { width: 100%; height: 100%; right: 0; bottom: 0; border-radius: 0; }
  .ai-widget-text { display: none; }
  .view-controls { left: 0.6rem; bottom: 0.6rem; }
  .sel-filters { grid-template-columns: 1fr; }
  .top-actions { top: 1rem; right: 1rem; gap: 0.5rem; }

  .tutorial-skip { top: 3.1rem; right: 0.9rem; }
}

/* =============================================================
   PANTALLA BAJA — el móvil en horizontal, que es como se usa esta
   web (hay puerta de rotación). Ahí sobran ~390px de alto y la
   consulta de 720px de ancho NO se aplica: sin esto, el menú
   lateral no cabe y los paneles se comen la pantalla.
   ============================================================= */
@media (max-height: 540px) {
  /* Con 390px de alto, cada píxel de alto de la ficha es una franja de
     edificio tapada: aquí va lo más compacta posible, para que el
     salto arriba/abajo tenga banda libre donde caber. */
  .ctx-eyebrow { margin-bottom: 0.25rem; font-size: 0.6rem; }
  .ctx-specs { font-size: 0.92rem; }
  .ctx-specs-sub { font-size: 0.68rem; margin: 0.1rem 0 0.4rem; }
  .ctx-price { font-size: 1.02rem; margin-bottom: 0.45rem; }
  .ctx-btn { padding: 0.38em 0.72em; font-size: 0.63rem; }
  .ctx-actions { gap: 0.35rem; }
  .ctx-amenities { font-size: 0.7rem; line-height: 1.5; }

  /* El texto del widget del asistente lo ensancha hasta meterse sobre
     la fachada, y tapaba la vivienda de la derecha. Solo el círculo. */
  .ai-widget-text { display: none; }
  .ctx-eyebrow { margin-bottom: 0.25rem; font-size: 0.6rem; }
  .ctx-specs { font-size: 0.92rem; }
  .ctx-specs-sub { font-size: 0.68rem; margin: 0.1rem 0 0.4rem; }
  .ctx-summary { margin-bottom: 0.45rem; font-size: 0.78rem; }
  .ctx-btn { padding: 0.38em 0.72em; font-size: 0.63rem; }
  .ctx-actions { gap: 0.35rem; }
  .ctx-amenities { font-size: 0.7rem; line-height: 1.5; }

  /* El texto del widget del asistente lo ensancha hasta meterse sobre
     la fachada, y tapaba la vivienda de la derecha. Solo el círculo. */
  .ai-widget-text { display: none; }
  .ctx-price { font-size: 1.15rem; margin-bottom: 0.6rem; }
  .ctx-summary, .ctx-specs { margin-bottom: 0.5rem; }
  .ctx-btn { padding: 0.45em 0.85em; font-size: 0.68rem; }

  .tutorial-card { padding: 0.9rem 1.05rem 1rem; width: min(270px, 80vw); }
  .tutorial-text { font-size: 0.8rem; margin-bottom: 0.7rem; }
  .tutorial-hint { padding: 0.5rem 0.7rem; margin-bottom: 0.7rem; }
  .tutorial-hint li { font-size: 0.7rem; }

  .side-drawer { padding: 1.2rem 1.3rem; }
  .drawer-title { font-size: 1.25rem; margin-top: 0.4rem; }
  .floor-selector-title { display: none; }

  .explore-hint { bottom: 3.5rem; left: 4.4rem; }
  .view-controls { left: 4.4rem; bottom: 0.7rem; flex-direction: row; }
}

/* =============================================================
   TÁCTIL — objetivos más grandes donde no hay ratón. Nada de esto
   afecta al escritorio.
   ============================================================= */
@media (pointer: coarse) {
  .floor-item { width: 36px; height: 32px; font-size: 0.68rem; }
  .sidebar-item { padding: 0.6rem 0; }
  .ctx-btn, .top-action-btn, .compare-indicator { padding: 0.6em 1em; }
  /* El tooltip de las flechas del edificio no sirve en táctil (no hay
     hover): se muestra al tocar, que es cuando el dedo ya está encima. */
  .unit-slice .slice-label { transition: opacity .15s var(--ease); }
}

/* =============================================================
   CONTROLES DE VISTA EN MÓVIL — pequeños y centrados abajo.
   Pegados a la izquierda quedaban descolgados junto al botón de menú
   y a distinta altura. Va al final del archivo para ganar a las
   reglas de arriba sin inflar la especificidad.
   ============================================================= */
@media (max-height: 540px), (max-width: 720px) {
  .view-controls {
    left: 50%;
    right: auto;
    bottom: max(0.5rem, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    flex-direction: row;
    gap: 0.4rem;
  }
  .view-btn { width: 30px; height: 30px; }
  .view-btn svg { width: 14px; height: 14px; }

  /* El panel de planta/vivienda sube lo justo para no pisarlos. */

  /* Con los controles ya en el centro, el rótulo baja a la altura del
     botón de menú, que es su fila natural. */
  .explore-hint { bottom: 1rem; left: 4.4rem; }
}

/* =============================================================
   SELECCIÓN EN TÁCTIL — más contundente que con ratón.
   Con ratón el hover ya va anticipando lo que va a pasar, así que
   basta un efecto sutil. En un móvil no hay ese paso previo: tocas y
   o pasa algo evidente, o parece que no ha respondido.
   ============================================================= */
@media (pointer: coarse), (max-width: 720px), (max-height: 540px) {
  /* Se nota que ha respondido, pero por la luz: nada de contornos ni
     de escalados grandes, que sobre una foto cantan como una caja
     pegada encima. */
  .planta-zone.popped {
    transform: scale(1.035) translateY(-1.2%);
    backdrop-filter: brightness(1.16) saturate(1.1);
    -webkit-backdrop-filter: brightness(1.16) saturate(1.1);
  }
  .planta-zone.popped::before { opacity: .5; animation: zonePopFlashTactil .85s var(--ease); }
  .planta-zone.popped::after { box-shadow: none; }

  .unit-slice.selected {
    backdrop-filter: brightness(1.3) saturate(1.16);
    -webkit-backdrop-filter: brightness(1.3) saturate(1.16);
  }
  /* Un filo finísimo solo en los lados, para separar la vivienda
     elegida de sus vecinas sin dibujarle un marco alrededor. */
  .unit-slice.selected::after {
    box-shadow: inset 1px 0 0 rgba(255,235,190,.45), inset -1px 0 0 rgba(255,235,190,.45);
  }
  /* Sin hover que la muestre, la etiqueta de la vivienda elegida se
     queda visible: es la que dice cuál has tocado. */
  .unit-slice.selected .slice-label { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}