/* ============================================================
   VARIABLES & RESET
   ============================================================ */
:root {
  --color-primary: #1a3a5c;
  --color-accent: #c9a84c;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f8f6;
  --color-text: #2c2c2c;
  --color-text-light: #777777;
  --color-border: #e5e5e5;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 8px;
  --transition: 0.3s ease;
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.07);
  --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.11);
  --header-height: 70px;
  --max-width: 1200px;
  --section-pad: 80px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul { list-style: none; }

/* ============================================================
   UTILITIES
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: var(--section-pad) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section__header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section__divider {
  width: 56px;
  height: 3px;
  background: var(--color-accent);
  margin: 0 auto;
  border-radius: 2px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
  line-height: 1;
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.btn--primary:hover { background: #b8922e; transform: translateY(-2px); }

.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.75);
}
.btn--outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

.btn--dark {
  background: var(--color-primary);
  color: #fff;
}
.btn--dark:hover { background: #122a42; transform: translateY(-2px); }

.btn--whatsapp {
  background: #25d366;
  color: #fff;
}
.btn--whatsapp:hover { background: #1fb85a; transform: translateY(-2px); }

.btn--full { width: 100%; }

.btn--sm {
  padding: 0.55rem 1rem;
  font-size: 0.8125rem;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-bg);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

.header__logo img {
  height: 38px;
  width: auto;
}

.header__logo-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.header__nav {
  display: none;
  gap: 1.75rem;
  align-items: center;
}

.header__nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
  position: relative;
  padding-bottom: 3px;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.header__nav a:hover { color: var(--color-primary); }
.header__nav a:hover::after { width: 100%; }

.header__whatsapp {
  display: none;
  align-items: center;
  gap: 0.4rem;
  color: #25d366;
  font-weight: 600;
  font-size: 0.875rem;
  transition: opacity var(--transition);
  flex-shrink: 0;
}
.header__whatsapp:hover { opacity: 0.8; }
.header__whatsapp svg { width: 18px; height: 18px; flex-shrink: 0; }

.header__hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  flex-shrink: 0;
}

.header__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
  border-radius: 2px;
}

.header__hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.header__hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 0.5rem 1.5rem 1.5rem;
  z-index: 999;
  box-shadow: var(--shadow-md);
  flex-direction: column;
}

.nav-mobile.open { display: flex; }

.nav-mobile a {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
}

.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--color-primary); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  background-image: url('https://picsum.photos/seed/inmobhero/1920/1080');
  /* Para usar imagen local: background-image: url('../img/hero-bg.jpg'); */
  background-size: cover;
  background-position: center;
  text-align: center;
  padding-top: var(--header-height);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 58, 92, 0.65);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding: 2rem 1.5rem;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 6vw, 4rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: rgba(255,255,255,0.87);
  margin-bottom: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.01em;
}

.hero__ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   SERVICES
   ============================================================ */
.servicios__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.servicio-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--color-border);
}

.servicio-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.servicio-card__icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 1.25rem;
  color: var(--color-accent);
}

.servicio-card__icon svg { width: 100%; height: 100%; }

.servicio-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.servicio-card p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* ============================================================
   PROPERTIES
   ============================================================ */
.propiedades .section__header {
  padding-top: var(--section-pad);
  margin-bottom: 0;
  padding-bottom: 2.5rem;
}

/* Filter bar */
.filtros {
  position: sticky;
  top: var(--header-height);
  z-index: 90;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 0.875rem 0;
}

.filtros__inner {
  display: flex;
  gap: 0.875rem;
  flex-wrap: wrap;
  align-items: center;
}

.filtros__label {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  font-weight: 500;
  white-space: nowrap;
}

.filtro-select {
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.5rem 2.25rem 0.5rem 0.875rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23777' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.625rem center;
  transition: border-color var(--transition);
  min-width: 150px;
}

.filtro-select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.filtros__contador {
  margin-left: auto;
  font-size: 0.8125rem;
  color: var(--color-text-light);
  font-style: italic;
  white-space: nowrap;
}

/* Properties grid */
.propiedades__grilla {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  padding: 2rem 0 var(--section-pad);
  transition: opacity 0.2s ease;
}

.propiedades__grilla.filtering { opacity: 0.35; }

/* Property card */
.prop-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.prop-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.prop-card__img-wrap {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.prop-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.prop-card:hover .prop-card__img-wrap img { transform: scale(1.05); }

/* Operation badge */
.badge-op {
  position: absolute;
  top: 11px;
  left: 11px;
  padding: 0.22rem 0.7rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 2;
}

.badge-op--venta  { background: var(--color-primary); color: #fff; }
.badge-op--alquiler { background: var(--color-accent); color: #fff; }

/* Sold / rented diagonal band */
.sold-band {
  position: absolute;
  inset: 0;
  z-index: 3;
  overflow: hidden;
  pointer-events: none;
}

.sold-band::before {
  content: attr(data-text);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-32deg);
  background: rgba(15, 15, 15, 0.75);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.625rem 4rem;
  white-space: nowrap;
  width: 160%;
  text-align: center;
}

/* Card body */
.prop-card__body { padding: 1.25rem; }

.prop-card__precio {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.prop-card__tipo {
  font-size: 0.78rem;
  color: var(--color-accent);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}

.prop-card__titulo {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.875rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.prop-card__specs {
  display: flex;
  gap: 0.875rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.prop-card__spec {
  display: flex;
  align-items: center;
  gap: 0.28rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.prop-card__spec svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.prop-card__ubicacion {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 1.125rem;
}

.prop-card__ubicacion svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.prop-card__actions {
  display: flex;
  gap: 0.5rem;
}

.prop-card__actions .btn {
  flex: 1;
  font-size: 0.8rem;
}

/* No results */
.sin-resultados {
  text-align: center;
  padding: 5rem 1rem;
  color: var(--color-text-light);
  font-size: 1rem;
  grid-column: 1 / -1;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  z-index: 2000;
  overflow-y: auto;
  padding: 1.5rem 1rem 3rem;
  -webkit-overflow-scrolling: touch;
}

.modal-overlay.open {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.modal {
  background: var(--color-bg);
  border-radius: var(--radius);
  max-width: 880px;
  width: 100%;
  position: relative;
  box-shadow: 0 10px 60px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  margin: auto;
}

.modal__close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.375rem;
  color: #fff;
  background: rgba(0,0,0,0.52);
  border-radius: 50%;
  z-index: 10;
  transition: background var(--transition);
  line-height: 1;
  padding-bottom: 1px;
}
.modal__close:hover { background: rgba(0,0,0,0.85); }

/* Gallery */
.modal__gallery { background: #0a0a0a; }

.modal__gallery-main {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.modal__gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal__gallery-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(0,0,0,0.48);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: background var(--transition);
  z-index: 5;
  line-height: 1;
}

.modal__gallery-btn:hover { background: rgba(0,0,0,0.82); }
.modal__gallery-btn--prev { left: 10px; }
.modal__gallery-btn--next { right: 10px; }

.modal__gallery-thumbs {
  display: flex;
  gap: 4px;
  padding: 5px;
  overflow-x: auto;
  background: #111;
  scrollbar-width: thin;
  scrollbar-color: #444 #111;
}

.modal__gallery-thumbs::-webkit-scrollbar { height: 3px; }
.modal__gallery-thumbs::-webkit-scrollbar-thumb { background: #555; border-radius: 2px; }

.modal__thumb {
  width: 60px;
  height: 45px;
  object-fit: cover;
  border-radius: 3px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition);
  flex-shrink: 0;
  opacity: 0.65;
}

.modal__thumb:hover { opacity: 0.9; }
.modal__thumb.active { border-color: var(--color-accent); opacity: 1; }

/* Modal content */
.modal__content { padding: 1.75rem 2rem 2rem; }

.modal__top { margin-bottom: 1.25rem; }

.modal__badge {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.625rem;
}

.modal__badge--venta  { background: var(--color-primary); color: #fff; }
.modal__badge--alquiler { background: var(--color-accent); color: #fff; }

.modal__titulo {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  color: var(--color-primary);
  margin-bottom: 0.375rem;
  line-height: 1.25;
}

.modal__precio {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* Ficha tecnica */
.modal__ficha {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(105px, 1fr));
  gap: 0.875rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  margin-bottom: 1.5rem;
}

.modal__ficha-item { text-align: center; }

.modal__ficha-item svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent);
  margin: 0 auto 0.3rem;
}

.modal__ficha-valor {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.modal__ficha-label {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 1px;
}

/* Description */
.modal__descripcion { margin-bottom: 1.5rem; }

.modal__descripcion h4,
.modal__amenidades h4,
.modal__mapa-wrap h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 0.625rem;
}

.modal__descripcion p {
  color: var(--color-text);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* Amenidades */
.modal__amenidades { margin-bottom: 1.5rem; }

.amenidades-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.amenidad-tag {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 0.28rem 0.7rem;
  font-size: 0.8125rem;
  color: var(--color-text);
  text-transform: capitalize;
}

/* Map + address */
.modal__mapa-wrap { margin-bottom: 1.5rem; }

.modal__dir {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  color: var(--color-text-light);
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.modal__dir svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.modal__mapa {
  width: 100%;
  height: 240px;
  border-radius: var(--radius);
  border: none;
  display: block;
}

/* ============================================================
   ABOUT
   ============================================================ */
.nosotros__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.nosotros__texto h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.nosotros__texto p {
  color: var(--color-text-light);
  font-size: 0.9875rem;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.nosotros__acento {
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

.nosotros__stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.stat__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.375rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
}

.stat__label {
  display: block;
  font-size: 0.78rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.25rem;
}

.nosotros__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contacto__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.contacto__info h3,
.contacto__form h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.contacto__items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.contacto__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.contacto__item svg {
  width: 19px;
  height: 19px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.contacto__redes {
  display: flex;
  gap: 0.625rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.contacto__redes a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.contacto__redes a:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.contacto__redes svg { width: 17px; height: 17px; }

.contacto__mapa {
  width: 100%;
  height: 220px;
  border-radius: var(--radius);
  border: none;
  display: block;
}

/* Form */
.form__group { margin-bottom: 1rem; }

.form__group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition);
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form__group textarea {
  resize: vertical;
  min-height: 115px;
}

.form__submit {
  width: 100%;
  padding: 0.875rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  margin-bottom: 0.75rem;
}

.form__submit:hover { background: #122a42; transform: translateY(-2px); }

/* Honeypot — oculto visualmente, visible para bots */
.form__honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

/* Feedback del formulario */
.form-feedback {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 0.875rem;
  font-size: 0.9rem;
  line-height: 1.5;
  display: none;
}

.form-feedback--ok {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.form-feedback--err {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.form__wa-alt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.75rem;
  background: #25d366;
  color: #fff;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.form__wa-alt:hover { background: #1fb85a; transform: translateY(-2px); }
.form__wa-alt svg { width: 18px; height: 18px; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.8);
  padding: 4rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
}

.footer__logo-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}

.footer__logo img {
  height: 34px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__desc {
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.62);
  margin-bottom: 1.25rem;
}

.footer__redes {
  display: flex;
  gap: 0.625rem;
}

.footer__redes a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: #fff;
  transition: var(--transition);
}

.footer__redes a:hover { background: var(--color-accent); }
.footer__redes svg { width: 16px; height: 16px; }

.footer__col h4 {
  font-family: var(--font-heading);
  font-size: 0.9875rem;
  color: #fff;
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.62);
  transition: color var(--transition);
}

.footer__links a:hover { color: var(--color-accent); }

.footer__contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

.footer__contact-item svg {
  width: 15px;
  height: 15px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.375rem 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.42);
}

.footer__bottom a {
  color: var(--color-accent);
  transition: opacity var(--transition);
}

.footer__bottom a:hover { opacity: 0.8; }

/* ============================================================
   WHATSAPP FLOAT BUTTON
   ============================================================ */
.btn-wa-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  width: 56px;
  height: 56px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37,211,102,0.45);
  z-index: 1500;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 26px rgba(37,211,102,0.55);
}

.btn-wa-float svg { width: 28px; height: 28px; }

/* Screen-reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 480px) {
  .hero__ctas { flex-direction: row; }
}

@media (min-width: 640px) {
  .servicios__grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .propiedades__grilla {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .header__nav      { display: flex; }
  .header__whatsapp { display: flex; }
  .header__hamburger { display: none; }

  .hero { min-height: 100vh; }

  .nosotros__inner {
    grid-template-columns: 1fr 1fr;
  }

  .contacto__inner {
    grid-template-columns: 1fr 1fr;
  }

  .footer__grid {
    grid-template-columns: 1.75fr 1fr 1fr;
  }

  .modal__content { padding: 2rem 2.5rem 2.5rem; }
}

@media (min-width: 1024px) {
  .propiedades__grilla {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

@media (max-width: 767px) {
  :root { --section-pad: 60px; }
  .hero { min-height: 70vh; }
  .prop-card__actions { flex-direction: column; }
  .prop-card__actions .btn { flex: none; width: 100%; }
  .modal__content { padding: 1.25rem 1.25rem 2rem; }
  .modal__ficha { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 380px) {
  .filtros__inner { gap: 0.5rem; }
  .filtro-select { min-width: 120px; font-size: 0.8rem; }
  .filtros__contador { display: none; }
}