/* ===========================================
   MELLI MADERAS — SISTEMA DE DISEÑO
   =========================================== */

/* --- Variables CSS (cambiá colores/medidas acá) --- */
:root {
  /* Colores principales */
  --color-yellow: #FFC107;
  --color-yellow-hover: #E5AC00;
  --color-dark: #14222F;
  --color-dark-soft: #1F2D3A;
  --color-cream: #FFF6E6;
  --color-cream-soft: #FFFBF4;
  --color-gray-bg: #F5F5F5;
  --color-text: #1A1A1A;
  --color-text-soft: #4B5563;
  --color-text-muted: #9CA3AF;
  --color-border: #E5E7EB;
  --color-white: #FFFFFF;

  /* Tipografía */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Tamaños de fuente */
  --fs-hero: clamp(2.5rem, 5vw, 4.5rem);
  --fs-h1: clamp(2rem, 4vw, 3rem);
  --fs-h2: clamp(1.5rem, 3vw, 2.25rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.5rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  /* Espaciados */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Otros */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --max-width: 1280px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--fs-body);
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* --- Contenedores --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--space-lg); }
}

/* --- Tipografía --- */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.heading-hero {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.05;
}

.heading-section {
  font-size: var(--fs-h1);
  font-weight: 700;
  position: relative;
  padding-bottom: var(--space-sm);
  display: inline-block;
}

.heading-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 70px;
  height: 3px;
  background: var(--color-yellow);
}

.heading-section.centered::after {
  left: 50%;
  transform: translateX(-50%);
}

.subtitle {
  color: var(--color-text-soft);
  font-size: 1.125rem;
}

/* --- Botones --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-yellow);
  color: var(--color-text);
}

.btn-primary:hover {
  background: var(--color-yellow-hover);
  transform: translateY(-1px);
}

.btn-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.btn-dark:hover {
  background: var(--color-dark-soft);
}

.btn-outline {
  background: var(--color-white);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-dark);
}

.btn-full {
  width: 100%;
}

/* ===========================================
   HEADER (transparente sobre hero, oscuro al scrollear)
   =========================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: transparent;
  z-index: 100;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: var(--color-dark);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
}

.header-logo img {
  height: 44px;
  width: auto;
}

.header-nav {
  display: none;
  gap: var(--space-lg);
}

.header-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  color: white;
}

.header-nav a:hover,
.header-nav a.active {
  border-bottom-color: var(--color-yellow);
}

.header-cta {
  display: none;
}

/* Grupo de acciones a la derecha (carrito + cotizador + hamburguesa) */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Carrito en el header */
.header-cart {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: white;
  transition: var(--transition);
}
.header-cart:hover { color: var(--color-yellow); }
.cart-badge {
  position: absolute;
  top: -7px;
  right: -9px;
  background: var(--color-yellow);
  color: #1A1A1A;
  font-size: 0.68rem;
  font-weight: 700;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.header-burger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.header-burger span {
  width: 26px;
  height: 2px;
  background: white;
  transition: var(--transition);
}

.header-burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.header-burger.active span:nth-child(2) {
  opacity: 0;
}
.header-burger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Menú mobile */
.mobile-menu {
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-dark);
  padding: var(--space-lg) var(--space-md);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  overflow-y: auto;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 500;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: white;
}

.mobile-menu a.active {
  color: var(--color-yellow);
}

.mobile-menu .btn {
  margin-top: var(--space-md);
}

@media (min-width: 1024px) {
  .header-nav { display: flex; }
  .header-cta { display: inline-flex; }
  .header-burger { display: none; }
  .mobile-menu { display: none; }
}

/* ===========================================
   HERO
   =========================================== */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  width: 100vw;
  max-width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  background-image:
    linear-gradient(90deg, rgba(20, 34, 47, 0.7) 0%, rgba(20, 34, 47, 0.2) 100%),
    url('https://images.unsplash.com/photo-1567361808960-dec9cb578182?w=1920&q=80');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
  overflow: hidden;
}

.hero-content {
  padding: var(--space-2xl) 0;
  max-width: 700px;
}

.hero h1 {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: var(--space-md);
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  opacity: 0.95;
  max-width: 500px;
}

/* ===========================================
   HERO SLIDER (home)
   =========================================== */
.hero.hero-slider {
  /* Anula el flex y bg del .hero base, ya que cada slide se posiciona absoluto */
  display: block;
  padding: 0;
  background-image: none;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity 0.6s ease-in-out;
  background-size: cover;
  background-position: center;
  pointer-events: none;
}

.hero-slide.active {
  opacity: 1;
  pointer-events: auto;
}

/* Flechas (prev/next) */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.35);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 0 4px 0; /* compensación para centrar el carácter ‹/› */
  transition: background 0.2s;
}

.hero-arrow:hover { background: rgba(0, 0, 0, 0.6); }
.hero-arrow.prev  { left: 16px; }
.hero-arrow.next  { right: 16px; }

@media (max-width: 768px) {
  .hero-arrow { width: 36px; height: 36px; font-size: 1.4rem; }
  .hero-arrow.prev { left: 8px; }
  .hero-arrow.next { right: 8px; }
}

/* Bullets (dots) */
.hero-dots {
  position: absolute;
  bottom: 24px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 10;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.25s;
}

.hero-dot.active {
  background: var(--color-yellow);
  width: 28px;
  border-radius: 5px;
}

.hero-cta-banner {
  background: var(--color-yellow);
  color: var(--color-text);
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-md);
  margin-top: -3rem;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.hero-cta-banner h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.hero-cta-banner p {
  font-size: var(--fs-small);
  color: var(--color-text-soft);
}

/* Variante con imagen (Aberturas — Hojas a medida) */
.hero-cta-banner.with-image .cta-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.hero-cta-banner.with-image .cta-text {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

/* Variante dos columnas (Aberturas — Hojas a medida + Puertas estándar) */
.hero-cta-banner.cta-split {
  gap: var(--space-lg);
}

.hero-cta-banner.cta-split .cta-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.hero-cta-banner.cta-split .cta-col .btn {
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .hero-cta-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
  }
  .hero-cta-banner h3 { font-size: 1.5rem; }

  .hero-cta-banner.with-image .cta-image {
    width: 140px;
    height: 140px;
    flex-shrink: 0;
  }

  .hero-cta-banner.cta-split {
    align-items: stretch;
  }
  .hero-cta-banner.cta-split .cta-col {
    flex: 1 1 0;
  }
}

/* ===========================================
   SECCIONES GENERALES
   =========================================== */
.section {
  padding: var(--space-2xl) 0;
}

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

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

.section-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.section-header {
  margin-bottom: var(--space-xl);
}

.section-header.centered {
  text-align: center;
}

.section-header p {
  color: var(--color-text-soft);
  margin-top: var(--space-sm);
  max-width: 600px;
}

.section-header.centered p {
  margin-left: auto;
  margin-right: auto;
}

/* ===========================================
   CARDS DE PRODUCTO
   =========================================== */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .cards-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-card {
  background: var(--color-cream-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--color-border);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.product-card-image {
  aspect-ratio: 16 / 11;
  width: 100%;
  object-fit: contain;
  object-position: center;
  background: #f8f7f5;
}

/* Viviendas slider: fotos de ambientes deben cubrir el recuadro */
.modelo-1810-white .product-card-image {
  object-fit: cover;
  background: none;
}

.product-card-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.product-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.product-card p {
  color: var(--color-text-soft);
  font-size: var(--fs-small);
  flex: 1;
}

/* Línea con m² + dormitorios — visualmente destacada */
.product-card .card-spec {
  color: var(--color-text);
  font-size: var(--fs-small);
  flex: none;
  margin: 0;
  padding: 4px 10px;
  background: var(--color-cream-soft);
  border-left: 3px solid var(--color-yellow);
  border-radius: 2px;
  display: inline-block;
  width: fit-content;
}
.product-card .card-spec strong {
  color: var(--color-text);
}

.product-card .price-from {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
}

/* ===========================================
   FOOTER
   =========================================== */
.site-footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-col a {
  color: rgba(255,255,255,0.8);
  transition: var(--transition);
  font-size: 0.95rem;
}

.footer-col a:hover {
  color: var(--color-yellow);
}

.footer-logo {
  height: 60px;
  width: auto;
}

.footer-socials {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

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

.footer-socials a:hover {
  background: var(--color-yellow);
  color: var(--color-dark);
}

/* ===========================================
   FORMULARIOS
   =========================================== */
.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.form-field label {
  font-weight: 500;
  font-size: 0.95rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: var(--transition);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-yellow);
  box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.2);
}

.form-field textarea {
  resize: vertical;
  min-height: 100px;
}

@media (min-width: 768px) {
  .form-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-md);
    align-items: center;
  }
  .form-row label { margin-bottom: 0; }
}

/* ===========================================
   "NUESTRA HISTORIA" / SOBRE NOSOTROS
   =========================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.about-image {
  width: 100%;
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.about-text p {
  margin-bottom: var(--space-md);
  color: var(--color-text-soft);
}

.about-text p strong {
  color: var(--color-text);
}

/* ===========================================
   BREADCRUMBS
   =========================================== */
.breadcrumbs {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  font-size: 0.95rem;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

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

.breadcrumbs .current {
  color: var(--color-text);
  font-weight: 500;
}

/* Fila de navegación con filtro de categoría a la derecha */
.breadcrumb-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}
.breadcrumb-row .breadcrumbs {
  margin-bottom: 0;
}
.categoria-filtro {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.categoria-filtro label {
  white-space: nowrap;
  font-weight: 500;
  margin: 0;
}
.categoria-filtro select {
  width: auto;
  min-width: 150px;
}

/* ===========================================
   TABS (Aberturas — Eco / Premium / Especiales)
   =========================================== */
.tabs {
  display: flex;
  gap: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
  overflow-x: auto;
  padding-bottom: 2px;
}

.tab {
  padding: var(--space-sm) var(--space-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  transition: var(--transition);
  border: none;
  background: none;
  font-size: 1rem;
}

.tab.active {
  color: var(--color-text);
  font-weight: 600;
}

.tab.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 3px;
  background: var(--color-yellow);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===========================================
   TARJETA DE TIPO DE PUERTA (con BROCHURE)
   =========================================== */
.door-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

@media (min-width: 1024px) {
  .door-cards { grid-template-columns: repeat(4, 1fr); }
}

.door-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.door-card img {
  width: 100%;
  max-width: 220px;
  aspect-ratio: 3/4;
  object-fit: contain;
  object-position: center;
  background: #f8f7f5;
  border-radius: var(--radius-sm);
}

.door-card h4 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.brochure-btn {
  background: var(--color-yellow);
  color: var(--color-text);
  padding: 0.5rem 1.5rem;
  border-radius: 4px;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: var(--transition);
}

.brochure-btn:hover { background: var(--color-yellow-hover); }

/* ===========================================
   TABLAS DE DATOS
   =========================================== */
.data-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 500px;
}

.data-table thead {
  background: var(--color-gray-bg);
}

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.data-table tr:last-child td { border-bottom: none; }

/* Filas de "Puerta de abrir / pivotante" — destacadas con fondo crema */
.data-table tr.row-divider td {
  border-top: 2px solid var(--color-border);
}

.data-table tr.row-divider td,
.data-table tr.row-divider + tr td {
  background: var(--color-cream-soft);
  font-weight: 500;
}

/* Los ✓ en esas filas se ven más fuertes y en color amarillo oscuro */
.data-table tr.row-divider td:not(:first-child),
.data-table tr.row-divider + tr td:not(:first-child) {
  font-size: 1.1rem;
  color: var(--color-yellow-hover);
  font-weight: 700;
}

/* ===========================================
   PRIMERA COLUMNA STICKY EN MOBILE
   La columna izquierda queda fija y el resto scrollea
   =========================================== */
@media (max-width: 768px) {
  .data-table {
    /* sticky requiere border-collapse separate para funcionar bien */
    border-collapse: separate;
    border-spacing: 0;
  }

  .data-table th,
  .data-table td {
    border-bottom: 1px solid var(--color-border);
  }

  .data-table th:first-child,
  .data-table td:first-child {
    position: sticky;
    left: 0;
    z-index: 1;
    min-width: 110px;
    /* sombra a la derecha para indicar que hay contenido oculto */
    box-shadow: 4px 0 6px -4px rgba(0, 0, 0, 0.12);
  }

  /* Fondos sólidos para que no se transparente lo que pasa por debajo */
  .data-table tbody td:first-child {
    background: var(--color-white);
  }

  .data-table thead th:first-child {
    background: var(--color-gray-bg);
    z-index: 2;
  }
}

/* Tablas simples que deben entrar completas en mobile sin scroll horizontal */
@media (max-width: 767px) {
  .data-table--fit {
    min-width: 0;
    font-size: 0.8rem;
  }
  .data-table--fit th,
  .data-table--fit td {
    padding: 0.45rem 0.55rem;
    white-space: normal;
  }
  .data-table--fit th:first-child,
  .data-table--fit td:first-child {
    position: static;
    box-shadow: none;
    min-width: 0;
  }
}

/* ===========================================
   SECCIÓN "MEDIDAS MÁXIMAS DE FABRICACIÓN"
   =========================================== */
.medidas-max {
  background: var(--color-cream-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.medidas-max-header {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.medidas-max-header .icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-yellow);
  color: var(--color-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-style: italic;
  font-family: serif;
}

.medidas-max h3 {
  font-size: 1.15rem;
  margin-bottom: 0.25rem;
}

.medidas-max-header p {
  color: var(--color-text-soft);
  font-size: 0.95rem;
}

.medidas-max-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

@media (min-width: 640px) {
  .medidas-max-grid { grid-template-columns: 1fr 1fr; }
}

.medida-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
}

.medida-card svg {
  width: 100%;
  max-width: 220px;
  height: auto;
}

.medida-card h4 {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.95rem;
  color: var(--color-text-soft);
  font-weight: 600;
}

.medida-card .dato {
  font-size: 0.95rem;
  color: var(--color-text);
}

.medida-card .dato strong {
  font-weight: 700;
}

/* Contenedor cuando hay varios datos seguidos (ej: Ancho + Largo) */
.medida-card .dato-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.medida-card .dato-list .dato {
  line-height: 1.4;
}

/* ===========================================
   BANNER CTA AMARILLO
   =========================================== */
.cta-banner {
  background: var(--color-yellow);
  padding: var(--space-lg) var(--space-md);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
}

@media (min-width: 768px) {
  .cta-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
  }
}

.cta-banner h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

/* ===========================================
   VIVIENDAS — MODELO 1810 (Sección amarilla)
   =========================================== */
.yellow-feature {
  background: var(--color-yellow);
  padding: var(--space-2xl) 0;
  margin: var(--space-2xl) 0;
}

.yellow-feature h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-lg);
}

.yellow-feature h2 strong { font-weight: 800; }

.feature-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
  .feature-columns { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
}

/* ===========================================
   CARRUSEL DE MODELOS
   =========================================== */
.carousel {
  position: relative;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.carousel-btn.prev {
  background: var(--color-dark);
  color: var(--color-white);
}

.carousel-btn.next {
  background: var(--color-yellow);
  color: var(--color-text);
}

.carousel-btn:hover { transform: scale(1.05); }

/* ===========================================
   GALERÍA DE PRODUCTO (cotizador paso 2)
   =========================================== */
.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 1024px) {
  .product-detail-grid { grid-template-columns: 1fr 1fr; }
}

.product-gallery .main-image {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: contain;
  object-position: center;
  border-radius: var(--radius-md);
  background: #f8f7f5;
}

.product-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.product-thumbs img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  object-position: center;
  background: #f8f7f5;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

.product-thumbs img:hover,
.product-thumbs img.active {
  border-color: var(--color-yellow);
}

.product-config h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-xs);
}

.product-config .subtitle {
  margin-bottom: var(--space-lg);
}

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-lg) 0;
}

.config-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

@media (max-width: 480px) {
  .config-row { grid-template-columns: 1fr; }
}

.config-helper {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.product-features {
  display: flex;
  gap: var(--space-lg);
  font-size: 0.9rem;
  color: var(--color-text-soft);
  margin: var(--space-md) 0;
  flex-wrap: wrap;
}

.product-features span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.product-features span::before { content: '★'; color: var(--color-yellow); }

/* ===========================================
   CONTROLES DE CANTIDAD
   =========================================== */
.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.qty-control button {
  width: 36px;
  height: 36px;
  background: var(--color-gray-bg);
  color: var(--color-text);
  font-size: 1rem;
  transition: var(--transition);
}

.qty-control button:hover { background: var(--color-border); }

.qty-control input {
  width: 50px;
  height: 36px;
  text-align: center;
  border: none;
  outline: none;
  font-weight: 500;
}

.add-to-cart-bar {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  margin-top: var(--space-lg);
}

.add-to-cart-bar .btn { flex: 1; }

/* ===========================================
   COTIZACIÓN (carrito)
   =========================================== */
.cart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 1024px) {
  .cart-grid { grid-template-columns: 1.3fr 1fr; gap: var(--space-2xl); }
}

.cart-items { margin-bottom: var(--space-md); }

.cart-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}

@media (min-width: 768px) {
  .cart-item {
    grid-template-columns: 100px 1fr auto auto auto;
  }
}

.cart-item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cart-item-info h4 {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.cart-item-specs {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  font-size: var(--fs-small);
  color: var(--color-text-soft);
}

.cart-item-specs dt { font-weight: 600; color: var(--color-text); }
.cart-item-specs dd { color: var(--color-text-soft); }

.cart-item-price {
  font-weight: 600;
  font-size: 1rem;
}

.cart-item-remove {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 1.25rem;
  padding: 0.5rem;
  transition: var(--transition);
}

.cart-item-remove:hover { color: #DC2626; }

.cart-summary {
  background: var(--color-cream-soft);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-xs) 0;
}

.summary-row.total {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  font-weight: 700;
  font-size: 1.125rem;
}

.coupon-field {
  display: flex;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

.coupon-field input {
  flex: 1;
  padding: 0.6rem 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.coupon-field button {
  padding: 0.6rem 1rem;
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.cart-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-muted);
}

.cart-empty h3 {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

/* ===========================================
   CONTACTO — MAPA
   =========================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (min-width: 1024px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; }
}

.contact-info h2 {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-sm);
}

.contact-info ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-md) 0 var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-soft);
}

.map-container {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ===========================================
   MEDIDAS / DIAGRAMA DE PUERTA
   =========================================== */
.medidas-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  background: var(--color-gray-bg);
  padding: var(--space-md);
}

/* ===========================================
   NOTIFICACIÓN TOAST
   =========================================== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  z-index: 1000;
  transition: transform 0.3s ease;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.toast.show { transform: translateX(-50%) translateY(0); }

/* ===========================================
   CTA OVERLAP — Recuadro amarillo pisando el footer
   =========================================== */
.cta-overlap-wrapper {
  position: relative;
  padding-top: var(--space-xl);
}

/* Mitad inferior del wrapper = oscuro (= color del footer) */
.cta-overlap-wrapper::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--color-dark);
  z-index: 0;
}

.cta-overlap-wrapper > .container {
  position: relative;
  z-index: 1;
}

/* En páginas con CTA overlap, el footer ya pega arriba sin gap */
.cta-overlap-wrapper + #site-footer .site-footer {
  margin-top: 0;
}

/* ===========================================
   SECCIÓN AMARILLA PARCIAL (Viviendas — Modelo 1810)
   Dos secciones: amarilla arriba (texto) + blanca abajo (cards y botón)
   Las cards se "montan" sobre el amarillo via margin-top negativo
   =========================================== */
.modelo-1810-yellow {
  background: var(--color-yellow);
  padding-top: var(--space-2xl);
  padding-bottom: 200px;  /* espacio extra que será cubierto por las cards */
}

.modelo-1810-white {
  margin-top: -200px;       /* sube las cards 200px arriba del amarillo */
  padding-bottom: var(--space-2xl);
  position: relative;
  z-index: 1;
}

.modelo-1810-white .btn-full {
  margin-top: var(--space-lg);
}

@media (max-width: 768px) {
  .modelo-1810-yellow { padding-bottom: 140px; }
  .modelo-1810-white { margin-top: -140px; }
}

/* ===========================================
   CARRUSEL HORIZONTAL (8+ cards con scroll)
   =========================================== */
.carousel-track {
  display: flex;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;      /* Firefox */
  padding: 4px;               /* respiración para el hover/shadow */
  margin: -4px;
}

.carousel-track::-webkit-scrollbar {
  display: none;              /* Webkit (Chrome, Safari) */
}

.carousel-track > .product-card {
  flex: 0 0 calc((100% - var(--space-md) * 2) / 3);  /* 3 visibles */
  scroll-snap-align: start;
}

@media (max-width: 1024px) {
  .carousel-track > .product-card {
    flex: 0 0 calc((100% - var(--space-md)) / 2);    /* 2 visibles */
  }
}

@media (max-width: 640px) {
  .carousel-track > .product-card {
    flex: 0 0 85%;                                    /* 1 visible + asomo del siguiente */
  }
}

.carousel-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===========================================
   UTILIDADES
   =========================================== */
.text-center { text-align: center; }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.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;
}