/* Shared chrome: palette, header (portfolio style), nav, footer, bg-animation */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --cream: #f8f5f0;
  --light-cream: #fdfcf9;
  --dark-cream: #e8e3d9;
  --charcoal: #2a2a2a;
  --gray: #6c6c6c;
  --accent: #a8927a;
  --accent-light: #c4b198;
  --dark-bg: #1a1a1a;
  --dark-card: #2a2a2a;
  --dark-text: #f0f0f0;
  --dark-border: #444;
  --dark-gray: #b0b0b0;
}
body.dark-mode {
  --cream: var(--dark-bg);
  --light-cream: var(--dark-card);
  --dark-cream: var(--dark-border);
  --charcoal: var(--dark-text);
  --gray: var(--dark-gray);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  background: var(--cream);
  color: var(--charcoal);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: var(--cream);
  overflow: hidden;
}
.bg-animation::before {
  content: '';
  position: absolute;
  width: 300%;
  height: 300%;
  background: radial-gradient(circle at 20% 50%, rgba(168, 146, 122, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(168, 146, 122, 0.12) 0%, transparent 50%);
  animation: chrome-float 25s ease-in-out infinite;
}
.particle {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(168, 146, 122, 0.5), transparent);
  animation: chrome-particle-float 20s infinite ease-in-out;
}
@keyframes chrome-float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(50px, -70px) rotate(120deg); }
  66% { transform: translate(-40px, 40px) rotate(240deg); }
}
@keyframes chrome-particle-float {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  50% { transform: translate(100px, -100px) scale(1.5); opacity: 0.8; }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 2.5rem;
  background: transparent;
  transition: border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  border-bottom-color: rgba(168, 146, 122, 0.08);
}
body.dark-mode .site-header.scrolled {
  border-bottom-color: rgba(255,255,255,0.04);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}
.logo img { height: 1.75rem; width: auto; display: block; }
.logo .logo-light { display: block; }
.logo .logo-dark { display: none; }
body.dark-mode .logo .logo-light { display: none; }
body.dark-mode .logo .logo-dark { display: block; }

/* Logo + enlace Galería (sustituye a Inicio) */
.header-leading {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}
.header-gallery-link {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--charcoal);
  opacity: 0.65;
  transition: opacity 0.2s, color 0.2s;
  white-space: nowrap;
}
body.dark-mode .header-gallery-link { color: var(--dark-text); }
.header-gallery-link:hover { opacity: 1; color: var(--accent); }
.header-gallery-link.is-active { opacity: 1; color: var(--accent); }

/* Nav en dos columnas alineado con el split 50/50 del hero (residencial, proyecto, etc.) */
.site-nav.site-nav-split {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  justify-items: center;
  pointer-events: none;
  z-index: 1;
}
.site-nav.site-nav-split a { pointer-events: auto; }

/* Nav simétrico al eje vertical del viewport (index): misma distancia del último
   carácter de «Galería» al centro que del centro al primero de «Residencial». */
.site-nav.site-nav-center {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: stretch;
  pointer-events: none;
  z-index: 1;
  --site-nav-center-pad: 1.125rem;
}
.site-nav.site-nav-center .site-nav-center-arm {
  flex: 1 1 50%;
  display: flex;
  align-items: center;
  min-width: 0;
  pointer-events: none;
}
.site-nav.site-nav-center .site-nav-center-arm--before {
  justify-content: flex-end;
  padding-right: var(--site-nav-center-pad);
}
.site-nav.site-nav-center .site-nav-center-arm--after {
  justify-content: flex-start;
  padding-left: var(--site-nav-center-pad);
}
.site-nav.site-nav-center a { pointer-events: auto; }

/* Nav lineal (página Galería) */
.site-nav.site-nav-simple {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  min-width: 0;
}

/* Enlaces de navegación (split, simple y legacy) */
.site-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--charcoal);
  opacity: 0.65;
  transition: opacity 0.2s, color 0.2s;
  white-space: nowrap;
}
body.dark-mode .site-nav a { color: var(--dark-text); }
.site-nav a:hover { opacity: 1; color: var(--accent); }
.site-nav a.is-active { opacity: 1; color: var(--accent); }

.site-nav-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.language-dropdown { position: relative; }
.language-button {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.8rem 1.2rem;
  border-radius: 50px;
  background: rgba(248, 245, 240, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--dark-cream);
  color: var(--charcoal);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}
body.dark-mode .language-button {
  background: rgba(42, 42, 42, 0.7);
  border-color: var(--dark-border);
  color: var(--dark-text);
}
.language-button:hover { background: rgba(248, 245, 240, 0.9); }
body.dark-mode .language-button:hover { background: rgba(42, 42, 42, 0.9); }
.language-button:active { transform: scale(0.98); }
.language-button:focus { outline: none; }
.language-text { font-weight: 600; }
.language-dropdown .dropdown-content {
  display: none;
  position: absolute;
  right: 0;
  left: auto;
  min-width: 180px;
  margin-top: 10px;
  padding: 12px;
  background: rgba(248, 245, 240, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--dark-cream);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  z-index: 10;
  animation: chrome-dropdownFade 0.3s ease;
}
@keyframes chrome-dropdownFade {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}
body.dark-mode .language-dropdown .dropdown-content {
  background: rgba(42, 42, 42, 0.95);
  border-color: var(--dark-border);
}
.language-dropdown .dropdown-content a {
  display: block;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--charcoal);
  transition: background 0.2s;
}
body.dark-mode .language-dropdown .dropdown-content a { color: var(--dark-text); }
.language-dropdown .dropdown-content a:hover { background: var(--dark-cream); }
body.dark-mode .language-dropdown .dropdown-content a:hover { background: var(--dark-border); }
.language-dropdown.active .dropdown-content { display: block; }

.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--dark-cream);
  background: rgba(248, 245, 240, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
body.dark-mode .theme-toggle {
  background: rgba(42, 42, 42, 0.7);
  border-color: var(--dark-border);
}
.theme-toggle:hover { background: rgba(248, 245, 240, 0.9); }
body.dark-mode .theme-toggle:hover { background: rgba(42, 42, 42, 0.9); }
.theme-toggle:focus { outline: none; }
.theme-toggle svg { width: 20px; height: 20px; fill: var(--charcoal); transition: transform 0.3s ease; }
body.dark-mode .theme-toggle svg { fill: var(--dark-text); }
.theme-toggle:hover svg { transform: scale(1.1); }
.theme-toggle .sun-icon { display: block; }
.theme-toggle .moon-icon { display: none; }
body.dark-mode .theme-toggle .sun-icon { display: none; }
body.dark-mode .theme-toggle .moon-icon { display: block; }

.site-footer {
  padding: 4rem 2.5rem 3rem;
  background: transparent;
  border-top: 1px solid rgba(168, 146, 122, 0.12);
  text-align: center;
}
body.dark-mode .site-footer { border-top-color: rgba(255,255,255,0.06); }
.site-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.site-footer h3 {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
  color: var(--charcoal);
  width: 100%;
  text-align: center;
}
body.dark-mode .site-footer h3 { color: var(--dark-text); }
.site-footer a {
  color: var(--charcoal);
  text-decoration: none;
}
body.dark-mode .site-footer a { color: var(--dark-text); }
.site-footer h3 a {
  opacity: 0.9;
  transition: opacity 0.2s, color 0.2s;
}
.site-footer h3 a:hover { opacity: 1; color: var(--accent); }
.site-footer .logo.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  opacity: 0.8;
  width: 100%;
  max-width: 22rem;
  padding: 0 1rem;
  box-sizing: border-box;
}
.site-footer .logo.footer-logo img {
  height: 1.75rem;
  width: auto;
  flex-shrink: 0;
  transform: translateX(-10px);
  margin-right: 0.25rem;
}
.site-footer .logo.footer-logo span {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  text-align: center;
}

@media (max-width: 768px) {
  .site-header {
    padding: 1rem 1.25rem;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem 0;
    align-items: center;
  }
  .header-leading { grid-column: 1; grid-row: 1; }
  .site-nav-wrap { grid-column: 2; grid-row: 1; justify-self: end; gap: 0.75rem; }
  .site-nav.site-nav-split,
  .site-nav.site-nav-simple {
    grid-column: 1 / -1;
    grid-row: 2;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 1.25rem;
    pointer-events: auto;
    width: 100%;
  }
  .site-nav.site-nav-center {
    grid-column: 1 / -1;
    grid-row: 2;
    position: relative;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: stretch;
    pointer-events: auto;
    width: 100%;
  }
  /*
   * Una sola fila: Residencial pegado al logo; Galería al centro del hueco; controles a la derecha.
   * nav usa display:contents para que los brazos participen en la grid del header.
   */
  .site-header:has(> .site-nav.site-nav-center) {
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    grid-template-rows: auto;
    align-items: center;
    gap: 0.1rem 0.35rem;
    justify-content: stretch;
  }
  .site-header:has(> .site-nav.site-nav-center) .header-leading,
  .site-header:has(> .site-nav.site-nav-center) .site-nav.site-nav-center,
  .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap {
    grid-column: unset;
    grid-row: unset;
  }
  .site-header:has(> .site-nav.site-nav-center) .header-leading {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }
  .site-header:has(> .site-nav.site-nav-center) .site-nav.site-nav-center {
    display: contents;
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
    --site-nav-center-pad: 0.35rem;
  }
  .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--after {
    grid-column: 2;
    grid-row: 1;
    flex: unset;
    justify-content: flex-start;
    align-items: center;
    padding-left: 0.05rem;
    padding-right: 0.25rem;
    min-width: 0;
  }
  .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--before {
    grid-column: 3;
    grid-row: 1;
    justify-content: center;
    justify-self: stretch;
    padding-left: 0.25rem;
    padding-right: 0.25rem;
    min-width: 0;
  }
  .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap {
    grid-column: 4;
    grid-row: 1;
    justify-self: end;
  }
  /* Galería: sin enlace Galería en móvil → Residencial junto al logo */
  body.page-galeria .site-header:has(> .site-nav.site-nav-center) {
    grid-template-columns: auto auto 1fr;
  }
  body.page-galeria .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--before {
    display: none;
  }
  body.page-galeria .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap {
    grid-column: 3;
    justify-self: end;
  }
  /* Proyecto: solo Galería junto al logo; Residencial oculto */
  body.page-proyecto .site-header:has(> .site-nav.site-nav-center) {
    grid-template-columns: auto auto 1fr;
  }
  body.page-proyecto .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--after {
    display: none;
  }
  body.page-proyecto .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--before {
    display: flex;
    grid-column: 2;
    grid-row: 1;
    justify-content: flex-start;
    justify-self: start;
    padding-left: 0.05rem;
    padding-right: 0.25rem;
  }
  body.page-proyecto .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap {
    grid-column: 3;
    justify-self: end;
  }
  /*
   * Index y Residencial móvil: logo | (Galería · Residencial centrados entre logo e idioma) | idioma | tema.
   * display:contents en wrap/controles para poder situar idioma y tema en columnas distintas.
   */
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center),
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) {
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    align-items: center;
    column-gap: 0.35rem;
  }
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .header-leading,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .header-leading {
    grid-column: 1;
    grid-row: 1;
  }
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .site-nav.site-nav-center,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .site-nav.site-nav-center {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem 0.75rem;
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    min-width: 0;
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    pointer-events: auto;
  }
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--before,
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--after,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--before,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .site-nav-center-arm--after {
    flex: 0 0 auto;
    min-width: 0;
    grid-column: auto;
    grid-row: auto;
    justify-content: center;
    align-items: center;
    padding-left: 0.1rem;
    padding-right: 0.1rem;
  }
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .site-nav-wrap {
    display: contents;
  }
  body:has(main.page-home) .site-header:has(> .site-nav.site-nav-center) .header-controls,
  body:has(main.page-residencial) .site-header:has(> .site-nav.site-nav-center) .header-controls {
    display: contents;
  }
  body:has(main.page-home) .site-header .language-dropdown,
  body:has(main.page-residencial) .site-header .language-dropdown {
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
    align-self: center;
  }
  body:has(main.page-home) .site-header .theme-toggle,
  body:has(main.page-residencial) .site-header .theme-toggle {
    grid-column: 4;
    grid-row: 1;
    justify-self: end;
    align-self: center;
  }
  /*
   * Index móvil: ambos enlaces = tono «Galería» del hero espejo.
   * Residencial móvil: ambos = tono «Residencial» del mismo criterio (oscuro en sitio claro, crema en sitio oscuro).
   */
  body:has(main.page-home) .site-header .site-nav.site-nav-center a,
  body:has(main.page-residencial) .site-header .site-nav.site-nav-center a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0.15rem 0.1rem;
    border: none !important;
    border-radius: 0;
    background: none !important;
    box-shadow: none !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    text-shadow: none;
  }
  body:has(main.page-home):not(.dark-mode) .site-header .site-nav.site-nav-center a {
    color: rgba(248, 245, 240, 0.65);
  }
  body:has(main.page-home).dark-mode .site-header .site-nav.site-nav-center a {
    color: rgba(42, 42, 42, 0.65);
  }
  body:has(main.page-residencial):not(.dark-mode) .site-header .site-nav.site-nav-center a {
    color: rgba(42, 42, 42, 0.65);
  }
  body:has(main.page-residencial).dark-mode .site-header .site-nav.site-nav-center a {
    color: rgba(248, 245, 240, 0.65);
  }
  body:has(main.page-home) .site-header .site-nav.site-nav-center a:hover,
  body:has(main.page-home) .site-header .site-nav.site-nav-center a.is-active,
  body:has(main.page-residencial) .site-header .site-nav.site-nav-center a:hover,
  body:has(main.page-residencial) .site-header .site-nav.site-nav-center a.is-active {
    opacity: 1;
    color: var(--accent);
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-button,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-button {
    background: rgba(248, 245, 240, 0.88);
    border-color: rgba(42, 42, 42, 0.18);
    color: #2a2a2a;
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-button:hover,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-button:hover {
    background: rgba(248, 245, 240, 0.98);
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-button svg,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-button svg {
    stroke: #2a2a2a;
  }
  body:has(main.page-home):not(.dark-mode) .site-header .theme-toggle,
  body:has(main.page-residencial):not(.dark-mode) .site-header .theme-toggle {
    background: rgba(248, 245, 240, 0.88);
    border-color: rgba(42, 42, 42, 0.18);
  }
  body:has(main.page-home):not(.dark-mode) .site-header .theme-toggle svg,
  body:has(main.page-residencial):not(.dark-mode) .site-header .theme-toggle svg {
    fill: #2a2a2a;
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-dropdown .dropdown-content,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-dropdown .dropdown-content {
    background: rgba(253, 252, 249, 0.98);
    border-color: rgba(42, 42, 42, 0.12);
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-dropdown .dropdown-content a,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-dropdown .dropdown-content a {
    color: #2a2a2a;
  }
  body:has(main.page-home):not(.dark-mode) .site-header .language-dropdown .dropdown-content a:hover,
  body:has(main.page-residencial):not(.dark-mode) .site-header .language-dropdown .dropdown-content a:hover {
    background: var(--dark-cream);
  }
  body:has(main.page-home).dark-mode .site-header .language-button,
  body:has(main.page-residencial).dark-mode .site-header .language-button {
    background: rgba(42, 42, 42, 0.35);
    border-color: rgba(248, 245, 240, 0.35);
    color: #f8f5f0;
  }
  body:has(main.page-home).dark-mode .site-header .language-button:hover,
  body:has(main.page-residencial).dark-mode .site-header .language-button:hover {
    background: rgba(42, 42, 42, 0.55);
  }
  body:has(main.page-home).dark-mode .site-header .language-button svg,
  body:has(main.page-residencial).dark-mode .site-header .language-button svg {
    stroke: #f8f5f0;
  }
  body:has(main.page-home).dark-mode .site-header .theme-toggle,
  body:has(main.page-residencial).dark-mode .site-header .theme-toggle {
    background: rgba(42, 42, 42, 0.35);
    border-color: rgba(248, 245, 240, 0.35);
  }
  body:has(main.page-home).dark-mode .site-header .theme-toggle svg,
  body:has(main.page-residencial).dark-mode .site-header .theme-toggle svg {
    fill: #f8f5f0;
  }
  body:has(main.page-home).dark-mode .site-header .language-dropdown .dropdown-content,
  body:has(main.page-residencial).dark-mode .site-header .language-dropdown .dropdown-content {
    background: rgba(34, 34, 34, 0.96);
    border-color: rgba(248, 245, 240, 0.2);
  }
  body:has(main.page-home).dark-mode .site-header .language-dropdown .dropdown-content a,
  body:has(main.page-residencial).dark-mode .site-header .language-dropdown .dropdown-content a {
    color: rgba(248, 245, 240, 0.92);
  }
  body:has(main.page-home).dark-mode .site-header .language-dropdown .dropdown-content a:hover,
  body:has(main.page-residencial).dark-mode .site-header .language-dropdown .dropdown-content a:hover {
    background: rgba(255, 255, 255, 0.08);
  }
  .site-header:has(> .site-nav.site-nav-center) .site-nav.site-nav-center a {
    font-size: 0.72rem;
    letter-spacing: 0.05em;
  }
  .language-button .language-text { display: none; }
}