/* Fuentes de la plantilla (Lato, Oswald) servidas desde el sitio, sin pasar por Google Fonts */
@font-face { font-family: 'Lato'; font-weight: 300; font-style: normal; font-display: swap; src: url('../webfonts/gj/lato-latin-300-normal.woff2') format('woff2'); }
@font-face { font-family: 'Lato'; font-weight: 400; font-style: normal; font-display: swap; src: url('../webfonts/gj/lato-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Lato'; font-weight: 700; font-style: normal; font-display: swap; src: url('../webfonts/gj/lato-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Oswald'; font-weight: 300; font-style: normal; font-display: swap; src: url('../webfonts/gj/oswald-latin-300-normal.woff2') format('woff2'); }
@font-face { font-family: 'Oswald'; font-weight: 400; font-style: normal; font-display: swap; src: url('../webfonts/gj/oswald-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Oswald'; font-weight: 700; font-style: normal; font-display: swap; src: url('../webfonts/gj/oswald-latin-700-normal.woff2') format('woff2'); }
/* Íconos: solo los 18 de Font Awesome 6.5 Free (solid) que usa el sitio, en un archivo de 3 KB.
   Font Awesome Free: íconos CC BY 4.0, fuente SIL OFL 1.1. Para sumar un ícono hay que regenerar
   fa-solid-900-gj.woff2 con pyftsubset e incluir su código acá. */
@font-face { font-family: 'Font Awesome 6 Free'; font-style: normal; font-weight: 900; font-display: block; src: url('../webfonts/gj/fa-solid-900-gj.woff2') format('woff2'); }
.fas { font-family: 'Font Awesome 6 Free'; font-weight: 900; font-style: normal; font-variant: normal; display: inline-block; line-height: 1; text-rendering: auto; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
.fa-video::before { content: "\f03d"; }
.fa-utensils::before { content: "\f2e7"; }
.fa-tree::before { content: "\f1bb"; }
.fa-tint::before { content: "\f043"; }
.fa-temperature-high::before { content: "\f769"; }
.fa-snowflake::before { content: "\f2dc"; }
.fa-shield-halved::before { content: "\f3ed"; }
.fa-ruler-combined::before { content: "\f546"; }
.fa-plug::before { content: "\f1e6"; }
.fa-map-marker-alt::before { content: "\f3c5"; }
.fa-handshake::before { content: "\f2b5"; }
.fa-gem::before { content: "\f3a5"; }
.fa-fire::before { content: "\f06d"; }
.fa-file-invoice-dollar::before { content: "\f571"; }
.fa-cube::before { content: "\f1b2"; }
.fa-check-double::before { content: "\f560"; }
.fa-bed::before { content: "\f236"; }
.fa-bath::before { content: "\f2cd"; }

/* ===========================
   RESET
   =========================== */
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
  margin: 0; padding: 0; border: 0; font-size: 100%; font: inherit; vertical-align: baseline;
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section { display: block; }
body { line-height: 1; }
ol, ul { list-style: none; }
blockquote, q { quotes: none; }
table { border-collapse: collapse; border-spacing: 0; }
body { -webkit-text-size-adjust: none; }
*, *:before, *:after { box-sizing: border-box; }

/* ===========================
   VARIABLES (Custom Properties)
   =========================== */
:root {
  --navy: #030041;
  --navy-light: #0a0a6b;
  --white-warm: #F5F3F0;
  --white: #ffffff;
  --gray-light: #E8E6E3;
  --gray-mid: #8A8A8A;
  --gray-dark: #333333;
  --copper: #B87333;
  --copper-dark: #965A28;
  --text-dark: #1a1a2e;
  --text-body: #3a3a4a;
  --text-light: #c2c2c2;
  --panel-bg: rgba(240, 240, 240, 0.85);
  --card-overlay: linear-gradient(0deg, rgba(3,0,65,0.7) 0%, rgba(3,0,65,0.25) 40%, transparent 100%);
  --header-bg: rgba(3, 0, 65, 0.82);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.10);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.22);
  --radius: 10px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===========================
   BASE TYPOGRAPHY
   =========================== */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}
body {
  background: transparent;
  line-height: 1.6;
  font-family: 'Lato', sans-serif;
  color: var(--text-body);
  font-size: 16px;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Sk-Modernist-Regular', 'Oswald', sans-serif;
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
}

a { text-decoration: none; color: inherit; }
strong { font-weight: 700; }
p { line-height: 1.7; }

/* ===========================
   BACKGROUND SYSTEM (Cemento)
   =========================== */
html {
  background-image: url('../../images/fondo.jpg');
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-position: center center;
  background-color: #c8c2b8;
  min-height: 100vh;
}
body, body.is-preload {
  background: transparent !important;
}

/* ===========================
   WRAPPER
   =========================== */
#wrapper {
  background: transparent;
  padding-top: 90px;
}

/* ===========================
   HEADER — Navy Glass
   =========================== */
#header {
  background-color: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 10000;
  padding: 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background-color var(--transition);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}
#header .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 4%;
  max-width: 1400px;
  margin: 0 auto;
}

/* Logo */
#header .logo {
  display: flex;
  align-items: center;
}
#header .logo .symbol {
  width: 3.5rem;
  height: auto;
  margin-right: 0.6rem;
  display: block;
}
#header .logo .symbol img {
  width: 100%;
  height: auto;
  filter: invert(1) sepia(0.3) saturate(1.5) hue-rotate(350deg) brightness(1.3);
}
#header .logo .title {
  color: var(--white-warm);
  font-family: 'Oswald', sans-serif;
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: 0.08rem;
  text-transform: none;
}

/* Desktop Nav */
#header .top-nav { display: none; }
@media screen and (min-width: 981px) {
  #header .top-nav { display: block; }
}
#header .top-nav ul {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0; padding: 0;
}
#header .top-nav ul li {
  margin-left: 2rem;
}
#header .top-nav ul li a {
  color: rgba(255,255,255,0.95);
  text-decoration: none;
  font-family: 'Lato', sans-serif;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  font-weight: 400;
  transition: color var(--transition);
  position: relative;
  padding-bottom: 4px;
}
#header .top-nav ul li a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--copper);
  transition: width var(--transition);
}
#header .top-nav ul li a:hover {
  color: var(--white);
}
#header .top-nav ul li a:hover::after {
  width: 100%;
}

/* Hamburger */
#header a[href="#menu"] {
  display: none;
  width: 3rem; height: 3rem;
  justify-content: center; align-items: center;
  flex-direction: column;
  position: relative;
}
.hamburger-icon span {
  display: block;
  width: 22px; height: 2px;
  background-color: var(--white);
  margin: 3px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}
@media screen and (max-width: 980px) {
  #header .top-nav { display: none; }
  #header a[href="#menu"] { display: flex; }
}

/* ===========================
   MOBILE MENU (Side Panel)
   =========================== */
#menu {
  transform: translateX(-20rem);
  transition: transform 0.5s ease;
  -webkit-overflow-scrolling: touch;
  background: rgba(3, 0, 65, 0.96);
  backdrop-filter: blur(20px);
  color: var(--white);
  width: 20rem;
  height: 100%;
  max-width: 80%;
  position: fixed;
  right: auto; left: 0; top: 0;
  z-index: 10001;
  overflow-y: auto;
  padding: 3rem 1.5rem;
}
#menu h2 {
  font-family: 'Oswald', sans-serif;
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}
#menu ul li a {
  font-family: 'Lato', sans-serif;
  color: rgba(255,255,255,0.75);
  font-size: 1rem;
  text-decoration: none;
  display: block;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: color var(--transition), padding-left var(--transition);
}
#menu ul li:last-child a { border-bottom: none; }
#menu ul li a:hover {
  color: var(--copper);
  padding-left: 0.5rem;
}
#menu .close { display: none !important; }
body.is-menu-visible #menu { transform: translateX(0); }

/* ===========================
   MAIN CONTENT
   =========================== */
#main {
  padding: 3rem 2rem;
  background: transparent;
  color: var(--text-body);
}
#main .inner {
  max-width: 1300px;
  margin: 0 auto;
  background: transparent;
}
#main header {
  text-align: center;
  margin-bottom: 3rem;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero-section {
  position: relative;
  background: var(--panel-bg);
  border-radius: var(--radius);
  padding: 4.5rem 3rem;
  text-align: center;
  margin-bottom: 3rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.hero-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, transparent, var(--copper), var(--navy), var(--copper), transparent);
}
.hero-section h1 {
  font-size: 2.8rem;
  color: var(--navy);
  margin-bottom: 0.5rem;
  font-weight: 700;
  letter-spacing: 1px;
}
.hero-section .hero-subtitle {
  font-family: 'Lato', sans-serif;
  font-size: 1.05rem;
  color: var(--gray-dark);
  font-weight: 400;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-top: 0.3rem;
}
.hero-section .hero-divider {
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--copper), var(--copper-dark));
  margin: 1.5rem auto;
  border-radius: 2px;
}

.hero-cta {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.85rem 2.2rem;
  background: linear-gradient(135deg, var(--copper), var(--copper-dark));
  color: #fff;
  font-family: 'Lato', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: 6px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}

/* ===========================
   STATS BAR (Cifras de confianza)
   =========================== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
  align-items: stretch;
}
.stat-item {
  background: var(--panel-bg);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 130px;
  border-top: 3px solid var(--copper);
}
.stat-item:hover {
  box-shadow: var(--shadow-md);
}
.stat-number {
  font-family: 'Oswald', sans-serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.stat-number .copper { color: var(--copper); }
.stat-label {
  font-family: 'Lato', sans-serif;
  font-size: 0.85rem;
  color: var(--text-body);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 0.5rem;
}

/* ===========================
   GEMELO DIGITAL 3D
   =========================== */
.gemelo-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
  padding: 2.5rem;
  background: var(--panel-bg);
  border-radius: var(--radius);
}
.gemelo-text h2 {
  font-size: 2rem;
  margin-bottom: 1.2rem;
}
.gemelo-text p {
  font-size: 1.05rem;
  color: var(--text-body);
  margin-bottom: 1rem;
  line-height: 1.7;
}
.gemelo-images {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.gemelo-pair h3 {
  font-size: 1rem;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.6rem;
  text-align: center;
  opacity: 0.7;
}
.gemelo-pair-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  align-items: stretch;
}
.gemelo-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy);
}
.gemelo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
  transition: transform 0.3s ease;
}
.gemelo-card:hover img {
  transform: scale(1.03);
}
.gemelo-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.6rem;
  background: rgba(26, 26, 78, 0.85);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

@media screen and (max-width: 768px) {
  .gemelo-section {
    grid-template-columns: 1fr;
    padding: 1.5rem;
  }
  .gemelo-pair-cards {
    grid-template-columns: 1fr 1fr;
  }
  .gemelo-pair-cards {
    align-items: stretch;
  }
}

/* ===========================
   FEATURED CARDS (Top 2)
   =========================== */
.featured-ventas-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  align-items: stretch;
}
/* Las sections son invisibles para el layout: los articles son hijos directos del grid */
.featured-ventas-container > section {
  display: contents;
}
.featured-ventas-container article {
  width: 100%;
  margin: 0;
  max-width: none;
  height: 380px;
  min-height: 380px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
/* La <a> cubre todo el article — toda la tarjeta clickeable */
.featured-ventas-container article > a {
  display: block;
  position: absolute;
  inset: 0;
  z-index: 5;
}
.featured-ventas-container article .image,
.featured-ventas-container article .image img {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: block;
  object-fit: cover;
  z-index: 1;
  transition: transform 0.6s ease;
}
.featured-ventas-container article:hover .image img {
  transform: scale(1.06);
}
.featured-ventas-container article::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: var(--card-overlay);
  z-index: 2;
  transition: opacity var(--transition);
}
.featured-ventas-container article .content {
  position: absolute;
  z-index: 10;
  bottom: 0; left: 0;
  width: 100%;
  padding: 2rem 1.5rem;
  text-align: left;
  background: transparent;
}
.featured-ventas-container article .content h2 {
  color: var(--white) !important;
  font-size: 1.6rem;
  margin-bottom: 0.3rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.featured-ventas-container article .content p {
  color: rgba(255,255,255,0.8) !important;
  font-size: 0.9rem;
  margin: 0;
}

@media screen and (max-width: 768px) {
  .featured-ventas-container { grid-template-columns: 1fr; }
  .featured-ventas-container article { height: 280px; }
}

/* ===========================
   TILES GRID (Obras)
   =========================== */
.tiles {
  display: grid;
  grid-gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media screen and (min-width: 737px) {
  #obras-destacadas.tiles {
    grid-template-columns: repeat(3, 1fr);
  }
}
.tiles article {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  min-height: 350px;
}
.tiles article:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
/* La <a> cubre TODO el article — toda la tarjeta es clickeable */
.tiles article > a {
  display: block;
  position: absolute;
  inset: 0;
  z-index: 5;
}
.tiles article a .image {
  display: block;
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.tiles article a .image img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  object-position: center;
}
.tiles article:hover .image img {
  transform: scale(1.06);
}

/* Card overlay gradient */
.tiles article a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 60%;
  background: var(--card-overlay);
  z-index: 2;
  pointer-events: none;
}
.tiles article a .content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  padding: 1.5rem;
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
}
.tiles article .content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0;
  color: var(--white);
  text-align: left;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.tiles article .content p {
  text-align: left;
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
}
.tiles article .content .subtitle {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
}
.tiles article .content .badge {
  display: inline-block;
  background-color: var(--copper);
  color: var(--white);
  padding: 0.35rem 0.8rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 0.5rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Ventas tiles */
#ventas.tiles {
  grid-template-columns: 1fr;
  max-width: 600px;
  margin: 0 auto;
  padding: 2rem 0;
}
#ventas.tiles article { min-height: 400px; }
#ventas-destacadas.tiles { margin-bottom: 0; }
#ventas-destacadas.tiles article { min-height: 380px; }

/* ===========================
   CONTENT PANELS (Semi-opaque over concrete)
   =========================== */
.content-panel {
  background: var(--panel-bg);
  border-radius: var(--radius);
  padding: 3rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* ===========================
   NOSOTROS PAGE
   =========================== */
.content-column {
  max-width: 850px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.content-column p {
  font-size: 1.05rem;
  line-height: 1.75;
  display: block;
  margin: 0 auto 1.2em auto;
  max-width: 72ch;
  text-align: left;
  color: var(--text-body);
}

/* Alternating blocks */
.story-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
  background: var(--panel-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.story-block.reverse { direction: rtl; }
.story-block.reverse > * { direction: ltr; }
.story-block-text {
  padding: 2.5rem;
}
.story-block-text h2 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  color: var(--navy);
}
.story-block-text p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-body);
}
.story-block-image {
  height: 100%;
  min-height: 280px;
  max-height: 380px;
}
.story-block-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
@media screen and (max-width: 768px) {
  .story-block, .story-block.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
  .story-block-image { min-height: 250px; }
  .story-block-text { padding: 2rem 1.5rem; }
}

/* Values cards */
.valores-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}
.valor-card {
  flex: 0 1 calc(33.333% - 1rem);
  min-width: 250px;
  max-width: 380px;
  background: var(--panel-bg);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 3px solid transparent;
}
.valor-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--copper);
}
.valor-card i {
  font-size: 2rem;
  color: var(--copper);
  margin-bottom: 1rem;
  display: block;
}
.valor-card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.7rem;
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.valor-card p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.6;
}

.content-column .valores-section { text-align: left; }
.content-column .image.main { width: 100%; max-width: 100%; }
#main .inner > h1.centered-title { font-size: 2.8rem; margin-bottom: 1em; text-align: center; }
#main .inner > h2.centered-title { font-size: 2rem; margin-bottom: 1.5em; text-align: center; }

/* ===========================
   VENTAS PAGE
   =========================== */
.ventas-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.ventas-content h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: var(--navy);
  font-weight: 700;
}
.ventas-content p {
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--text-body);
}
.ventas-content .consultation-text {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
  margin-top: 2rem;
}

/* ===========================
   GALLERY PAGES
   =========================== */
.gallery {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}
.gallery .project-section {
  margin-bottom: 3rem;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255,255,255,0.3);
}

/* Grid de imágenes: 2 columnas, último solo → centrado */
.gallery .project-section .gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}
/* Si la cantidad total es impar, el último se centra */
.gallery-grid .img-wrapper:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  max-width: calc(50% - 0.6rem);
  margin: 0 auto;
  width: 100%;
}

/* Wrapper individual por foto */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.img-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  height: 380px;
  background: linear-gradient(90deg, #d4cfc8 25%, #e0dbd4 50%, #d4cfc8 75%);
  background-size: 200% 100%;
  animation: shimmer 1.8s ease-in-out infinite;
}
.img-wrapper img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: var(--radius);
  position: relative;
  z-index: 1;
}
/* Mismo overlay que las cards del inicio */
.img-overlay {
  position: absolute;
  inset: 0;
  background: var(--card-overlay);
  opacity: 0;
  transition: opacity 0.4s ease;
  border-radius: var(--radius);
  pointer-events: none;
}
.img-wrapper:hover img {
  transform: scale(1.06);
}
.img-wrapper:hover .img-overlay {
  opacity: 1;
}
.img-wrapper:focus-within .img-overlay { opacity: 1; }
.gallery h2 {
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--navy);
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 700;
  position: relative;
  padding-bottom: 0.8rem;
}
.gallery h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: linear-gradient(90deg, var(--copper), var(--copper-dark));
  border-radius: 2px;
}

/* Image zoom classes */
.image-zoom-gallery img {
  transition: transform var(--transition), box-shadow var(--transition);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.image-zoom-gallery img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}
.image-zoom-no-shadow img {
  transition: transform var(--transition);
  border-radius: var(--radius);
}
.image-zoom-no-shadow:hover img {
  transform: scale(1.03);
}
.valores-section p > strong { font-weight: 900; }

/* ===========================
   GALLERY NAV BUTTONS
   =========================== */
.gallery-nav {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: stretch;
  gap: 1rem;
  margin: 2.5rem auto;
  max-width: 700px;
  width: 100%;
}
.gallery-nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex: 1 1 0;
  min-width: 200px;
  background-color: var(--navy);
  color: var(--white);
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-family: 'Lato', sans-serif;
  transition: background-color var(--transition), transform var(--transition);
}
.gallery-nav a:hover {
  background-color: var(--copper);
  transform: translateY(-2px);
}

/* ===========================
   FEATURED STORY (Nuestra Historia card)
   =========================== */
.featured-story { margin-bottom: 0; }
.featured-story article {
  max-width: none;
  margin: 0;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}
.featured-story article:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.featured-story article a {
  display: flex;
  flex-direction: column;
  position: relative;
  height: 100%;
}
.featured-story article .image {
  display: block;
  position: relative;
  height: 100%;
  width: 100%;
  overflow: hidden;
}
.featured-story article .image img {
  display: block;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
  object-position: center;
}
.featured-story article:hover .image img {
  transform: scale(1.06);
}
.featured-story article .content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  padding: 2rem 1.5rem;
  background: var(--card-overlay);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  min-height: 120px;
}
.featured-story article .content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0;
  color: var(--white);
  text-align: left;
}

/* ===========================
   FOOTER
   =========================== */
#footer {
  background: transparent;
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-body);
  margin-top: 2rem;
}
#footer h2 {
  font-size: 1.6rem;
  margin-bottom: 1.2rem;
  color: var(--navy);
}
#footer .icons {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
  gap: 0.5rem;
}
#footer .icons li {
  margin: 0;
}
#footer .icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem; height: 3rem;
  border-radius: 50%;
  background: var(--navy);
  transition: background-color var(--transition), transform var(--transition);
}
#footer .icons a:hover {
  background: var(--copper);
  transform: translateY(-3px);
}
#footer .icons a img {
  width: 1.4rem;
  height: auto;
  filter: brightness(0) invert(1);
}
.copyright {
  font-size: 0.8rem;
  color: var(--gray-mid);
}
.copyright li {
  display: inline-block;
  margin: 0 0.5rem;
}

/* Footer form (if used) */
#footer form { max-width: 500px; margin: 0 auto 3rem; }
#footer form .fields { display: flex; flex-wrap: wrap; justify-content: space-between; }
#footer form .field { width: 48%; margin-bottom: 1rem; }
#footer form input[type="text"],
#footer form input[type="email"],
#footer form textarea {
  width: 100%; padding: 0.75rem;
  border: 1px solid var(--gray-light);
  background: var(--white);
  color: var(--text-dark);
  border-radius: 6px;
  font-family: 'Lato', sans-serif;
}
#footer form textarea { resize: vertical; height: 100px; }
#footer .actions { display: flex; justify-content: center; margin-top: 1rem; }
#footer .actions input[type="submit"] {
  background: var(--navy);
  color: var(--white);
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color var(--transition);
  font-weight: 700;
  font-family: 'Lato', sans-serif;
}
#footer .actions input[type="submit"]:hover { background-color: var(--copper); }

/* ===========================
   WHATSAPP FLOATING BUTTON
   =========================== */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 9999;
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}
.whatsapp-float img {
  width: 32px;
  height: 32px;
  filter: brightness(0) invert(1);
}

/* ===========================
   RESPONSIVE — MOBILE
   =========================== */
@media screen and (max-width: 768px) {
  #wrapper { padding-top: 70px; }

  #main { padding: 1.5rem 1rem; }

  .hero-section {
    padding: 2.5rem 1.5rem;
  }
  .hero-section h1 { font-size: 2rem; }

  .stats-bar {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .stat-item { padding: 1.5rem 1rem; }
  .stat-number { font-size: 2.2rem; }

  .gallery-nav { flex-direction: column; align-items: center; }
  .gallery-nav a { width: 100%; max-width: 280px; }

  .gallery .project-section .gallery-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid .img-wrapper:last-child:nth-child(odd) {
    max-width: 100%;
  }
  .img-wrapper {
    height: 280px;
  }

  #main .inner > h1.centered-title { font-size: 2rem; }
  #main .inner > h2.centered-title { font-size: 1.6rem; }

  .content-column {
    width: 95%;
    margin-left: auto;
    margin-right: auto;
  }

  /* Mobile background fix */
  html {
    background-attachment: scroll;
  }
  body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background-image: url('../../images/fondo.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -1;
    pointer-events: none;
  }

  .whatsapp-float {
    bottom: 1.2rem;
    right: 1.2rem;
    width: 52px;
    height: 52px;
  }
  .whatsapp-float img {
    width: 26px; height: 26px;
  }

  #footer {
    border-radius: 0;
  }
}

@media screen and (max-width: 480px) {
  .gallery-nav { flex-direction: column; align-items: center; }
  .gallery-nav a { width: 100%; max-width: 280px; }
  .valores-grid { flex-direction: column; align-items: center; }
  .valor-card { flex: 0 1 100%; width: 100%; max-width: 100%; }
}

/* ===========================
   LIGHTBOX
   =========================== */
.gallery img {
  cursor: pointer;
}
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 20000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  cursor: zoom-out;
}
.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}
.lightbox-overlay img {
  max-width: 92vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.lightbox-overlay.active img {
  transform: scale(1);
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.15);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  z-index: 20001;
}
.lightbox-close:hover {
  background: rgba(255,255,255,0.3);
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.12);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  z-index: 20001;
}
.lightbox-nav:hover {
  background: rgba(255,255,255,0.25);
}
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* ===========================
   UTILITY — Title bar separators for mobile
   =========================== */
.salto-movil { display: none; }
.barra-celu { display: none; }
@media screen and (max-width: 768px) {
  .salto-movil { display: block; }
  .barra-celu { display: inline; }
}


/* ===========================
   MEJORAS GJ — GSAP + Design
   =========================== */

/* Header scrolled state */
#header.scrolled {
  background-color: rgba(3, 0, 65, 0.97);
  box-shadow: 0 4px 30px rgba(0,0,0,0.28);
}

/* Tipografía responsive hero */
.hero-section h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: 0.5px;
}
.hero-section h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--navy);
  font-weight: 700;
  letter-spacing: 0.5px;
}
.stat-number {
  font-size: clamp(2rem, 4vw, 2.8rem);
}

/* Acento copper en hover de tarjetas tiles */
.tiles article {
  border-bottom: 3px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.tiles article:hover { border-bottom-color: var(--copper); }

/* will-change para elementos animados */
.featured-ventas-container article,
#obras-destacadas article,
#footer .inner {
  will-change: transform, opacity;
}

/* WhatsApp float mejorado */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  z-index: 9999;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: box-shadow 0.3s ease;
}
.whatsapp-float:hover {
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
}
.whatsapp-float img {
  width: 30px;
  height: 30px;
  filter: brightness(0) invert(1);
}

/* Nav link activo */
#header .top-nav ul li a.active,
#header .top-nav ul li a[aria-current="page"] {
  color: var(--copper);
}
#header .top-nav ul li a.active::after {
  width: 100%;
}

/* Scrollbar personalizado */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-light); }
::-webkit-scrollbar-thumb {
  background: var(--navy);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--copper); }

/* ===========================
   SECTION DIVIDER (cobre decorativo)
   =========================== */
.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 1rem 0 2.5rem;
  gap: 1rem;
}
.section-divider::before,
.section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper), transparent);
  max-width: 200px;
}

/* ===========================
   SCROLL REVEAL ANIMATIONS
   =========================== */
@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: none;
}
.reveal.visible {
  animation: revealUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
/* Stagger delay para grids */
.reveal-delay-1 { animation-delay: 0.1s !important; }
.reveal-delay-2 { animation-delay: 0.2s !important; }
.reveal-delay-3 { animation-delay: 0.3s !important; }

/* Reduced motion — desactivar animaciones CSS también */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}