/* =====================
   PROYECTO PAGE
===================== */

body.proyecto-page { background: var(--bg); }

/* Header siempre visible en páginas de proyecto */
body.proyecto-page #header {
  background: rgba(247, 246, 244, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-light);
}
body.proyecto-page .logo { color: var(--black); }
body.proyecto-page .logo-img { filter: brightness(0); }
body.proyecto-page #nav a { color: var(--gray); }
body.proyecto-page #nav a:hover { color: var(--black); }
body.proyecto-page .menu-toggle span { background: var(--black); }

/* =====================
   HERO PROYECTO
===================== */
.proy-hero {
  position: relative;
  height: 85vh;
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  margin-top: var(--header-h);
}

.proy-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: #CFCCC7;
  transition: transform 8s ease-out;
  transform: scale(1.04);
}
.proy-hero-bg.loaded { transform: scale(1); }

.proy-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.05) 0%,
    rgba(0,0,0,0.0) 30%,
    rgba(0,0,0,0.6) 100%
  );
}

.proy-hero-content {
  position: relative;
  z-index: 2;
  padding: 0 64px 64px;
  width: 100%;
}

@keyframes proyFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.proy-back {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 32px;
  transition: color var(--transition);
  animation: proyFadeUp 0.6s ease 0.1s both;
}
.proy-back:hover { color: var(--white); }

.proy-categoria {
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
  animation: proyFadeUp 0.6s ease 0.3s both;
}

.proy-titulo {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 100;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 12px;
  animation: proyFadeUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.45s both;
}

.proy-lugar {
  font-size: 0.75rem;
  font-weight: 200;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.55);
  animation: proyFadeUp 0.6s ease 0.7s both;
}

/* =====================
   FICHA + DESCRIPCIÓN
===================== */
.proy-datos {
  padding: 80px 0 72px;
}

.proy-datos-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 64px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
}

.proy-ficha {
  border-top: 1px solid var(--gray-light);
}

.ficha-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 0;
  border-bottom: 1px solid var(--gray-light);
}

.ficha-label {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
}

.ficha-item span:last-child {
  font-size: 0.85rem;
  font-weight: 200;
  color: var(--black);
  line-height: 1.6;
}

.ficha-press a {
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--gray-light);
  transition: border-color var(--transition), color var(--transition);
}
.ficha-press a:hover {
  color: var(--gray);
  border-bottom-color: var(--gray);
}

.proy-descripcion {
  padding-top: 4px;
}

.desc-memoria-titulo {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 100;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
  line-height: 1.25;
  margin-bottom: 24px;
}

.desc-subtitulo {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--black);
  margin-top: 32px;
  margin-bottom: 12px;
}

.desc-cita {
  margin: 32px 0;
  padding: 24px 0 24px 24px;
  border-left: 1px solid var(--gray-light);
}

.desc-cita p {
  font-family: var(--font-serif);
  font-size: 0.92rem;
  font-weight: 200;
  font-style: italic;
  color: var(--black);
  line-height: 1.7;
  margin-bottom: 8px !important;
}

.desc-cita cite {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  font-style: normal;
}

.proy-desc-lead {
  font-size: 1.08rem;
  font-weight: 200;
  color: var(--black);
  line-height: 1.75;
  margin-bottom: 28px;
  letter-spacing: 0.01em;
}

.proy-descripcion p {
  font-size: 0.88rem;
  font-weight: 300;
  color: #3a3a3a;
  line-height: 1.9;
  margin-bottom: 16px;
}

/* =====================
   GALERÍA CARRUSEL
===================== */
.proy-galeria {
  padding: 0 0 80px;
  position: relative;
}

.galeria-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: 80vh;
  overflow: hidden;
  background: var(--bg);
  cursor: grab;
}
.galeria-carousel:active { cursor: grabbing; }

.galeria-track {
  display: flex;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.galeria-item {
  flex: 0 0 100%;
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #1a1a1a;
}

/* Arrows */
.galeria-prev,
.galeria-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(247,246,244,0.7);
  border: 1px solid rgba(17,17,17,0.15);
  color: var(--black);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}
.galeria-prev { left: 24px; }
.galeria-next { right: 24px; }
.galeria-prev:hover,
.galeria-next:hover {
  background: rgba(247,246,244,0.95);
  border-color: rgba(17,17,17,0.35);
}

/* Counter */
.galeria-counter {
  position: absolute;
  bottom: 20px;
  right: 28px;
  z-index: 10;
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  color: rgba(17,17,17,0.5);
}

/* Dots */
.galeria-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 20px 0 0;
}
.galeria-dot {
  width: 18px;
  height: 1px;
  background: var(--gray-light);
  border: none;
  cursor: pointer;
  padding: 4px 0;
  transition: all var(--transition);
}
.galeria-dot.active {
  width: 32px;
  background: var(--black);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0,0,0,0.95);
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.6);
  font-size: 1.5rem;
  cursor: pointer;
  letter-spacing: 0.1em;
  font-weight: 200;
  transition: color var(--transition);
}
.lightbox-close:hover { color: var(--white); }

/* =====================
   MEMORIA DESCRIPTIVA
===================== */
.proy-memoria {
  padding: 100px 0 80px;
  border-top: 1px solid var(--gray-light);
}

.proy-memoria-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 64px;
}

.memoria-encabezado {
  max-width: 760px;
  margin-bottom: 80px;
}

.memoria-supertitulo {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 24px;
}

.memoria-titulo {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 100;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
  line-height: 1.2;
  margin-bottom: 32px;
}

.memoria-intro {
  font-size: 0.88rem;
  font-weight: 300;
  color: #3a3a3a;
  line-height: 1.9;
  margin-bottom: 16px;
}

.memoria-cita {
  margin: 48px 0 0;
  padding: 32px 0 32px 32px;
  border-left: 1px solid var(--gray-light);
}

.memoria-cita p {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 200;
  letter-spacing: 0.04em;
  font-style: italic;
  color: var(--black);
  line-height: 1.7;
  margin-bottom: 12px;
}

.memoria-cita cite {
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  font-style: normal;
}

.memoria-cuerpo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px 80px;
  border-top: 1px solid var(--gray-light);
  padding-top: 64px;
}

.memoria-bloque {}

.memoria-subtitulo {
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 20px;
}

.memoria-bloque p {
  font-size: 0.84rem;
  font-weight: 300;
  color: #555;
  line-height: 1.9;
  margin-bottom: 12px;
}

@media (max-width: 1024px) {
  .proy-memoria-inner { padding: 0 40px; }
  .memoria-cuerpo { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .proy-memoria { padding: 64px 0 56px; }
  .proy-memoria-inner { padding: 0 24px; }
  .memoria-encabezado { margin-bottom: 56px; }
  .memoria-cuerpo { padding-top: 48px; gap: 40px; }
}

/* =====================
   NAVEGACIÓN ENTRE PROYECTOS
===================== */
.proy-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 48px 64px;
  border-top: 1px solid var(--gray-light);
  background: var(--bg);
}

.proy-nav-prev,
.proy-nav-next {
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: opacity var(--transition);
}
.proy-nav-prev:hover,
.proy-nav-next:hover { opacity: 0.55; }

.proy-nav-next { text-align: right; align-items: flex-end; }

.proy-nav-label {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
}

.proy-nav-nombre {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 200;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--black);
  position: relative;
  display: inline-block;
}

.proy-nav-nombre::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--black);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.proy-nav-prev:hover .proy-nav-nombre::after,
.proy-nav-next:hover .proy-nav-nombre::after {
  width: 100%;
}

.proy-nav-all {
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray);
  text-align: center;
  padding: 12px 24px;
  border: 1px solid var(--gray-light);
  transition: all var(--transition);
}
.proy-nav-all:hover {
  background: var(--black);
  border-color: var(--black);
  color: var(--white);
}

/* =====================
   RESPONSIVE
===================== */
@media (max-width: 1024px) {
  .proy-datos-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 0 40px;
  }
  .proy-ficha { display: grid; grid-template-columns: 1fr 1fr; }
  .galeria-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 280px; }
  .galeria-img.grande { grid-column: span 2; grid-row: span 1; }
  .galeria-img.ancho { grid-column: span 2; }
}

@media (max-width: 768px) {
  .proy-hero-content { padding: 0 24px 48px; }
  .proy-datos { padding: 56px 0 48px; }
  .proy-datos-inner { padding: 0 24px; gap: 40px; }
  .proy-ficha { grid-template-columns: 1fr; }
  .galeria-grid { grid-template-columns: 1fr; grid-auto-rows: 260px; gap: 4px; padding: 0 4px; }
  .galeria-img.grande,
  .galeria-img.ancho { grid-column: span 1; }
  .proy-nav { grid-template-columns: 1fr 1fr; padding: 36px 24px; }
  .proy-nav-all { display: none; }
}

/* =====================
   NUEVO FORMATO — CARRUSEL STICKY
   (aplica a todas las páginas de proyecto v3)
===================== */

/* Sección sticky: el carrusel queda fijo mientras el contenido sube encima */
.car-section {
  position: sticky;
  top: var(--header-h);
  z-index: 1;
}

.car-wrap {
  position: relative;
  width: 100%;
  height: 88svh;
  max-height: 860px;
  min-height: 400px;
  overflow: hidden;
  background: #111;
  cursor: grab;
  user-select: none;
  margin-top: var(--header-h);
}
.car-wrap:active { cursor: grabbing; }

.car-track {
  display: flex;
  height: 100%;
  transition: transform 0.65s cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.car-slide {
  flex: 0 0 100%;
  height: 100%;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #111;
}

.car-prev,
.car-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.85);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(4px);
}
.car-prev { left: 24px; }
.car-next { right: 24px; }
.car-prev:hover, .car-next:hover {
  background: rgba(0,0,0,0.55);
  border-color: rgba(255,255,255,0.55);
  color: var(--white);
}

.car-counter {
  position: absolute;
  bottom: 20px;
  right: 28px;
  z-index: 10;
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.5);
}

.car-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 1px;
  background: rgba(255,255,255,0.35);
  z-index: 10;
  transition: width 0.5s ease;
}

.car-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 16px 0;
}
.car-dot {
  width: 20px;
  height: 1px;
  background: var(--gray-light);
  border: none;
  cursor: pointer;
  padding: 4px 0;
  background-clip: content-box;
  transition: all var(--transition);
}
.car-dot.active {
  width: 36px;
  background: var(--black);
  background-clip: content-box;
}

.car-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.45);
  font-size: 0.55rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  animation: scrollHintFade 2.5s ease-in-out infinite;
}
.car-scroll-hint-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.45), transparent);
}
@keyframes scrollHintFade {
  0%, 100% { opacity: 0.4; transform: translateX(-50%) translateY(0); }
  50%       { opacity: 0.9; transform: translateX(-50%) translateY(5px); }
}

/* Caja de contenido que sube sobre el carrusel */
.proy-content-box {
  position: relative;
  z-index: 10;
  background: var(--bg);
  box-shadow: 0 -8px 40px rgba(0,0,0,0.10);
}

/* Cabecera: back link + título grande */
.proy-head {
  padding: 56px 64px 0;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* Overrides para proy-back y proy-titulo dentro del nuevo formato (fondo claro) */
.proy-head .proy-back {
  color: var(--gray);
  animation: none;
}
.proy-head .proy-back:hover { color: var(--black); }

.proy-head .proy-titulo {
  font-size: clamp(3.5rem, 8vw, 8rem);
  font-weight: 100;
  letter-spacing: 0.04em;
  color: var(--black);
  line-height: 0.95;
  margin-bottom: 0;
  animation: none;
}

/* Separador entre cabecera y ficha/descripción */
.proy-content-box .proy-datos {
  border-top: 1px solid var(--gray-light);
  margin-top: 56px;
}

/* Nav y footer deben cubrir el carrusel sticky */
.proy-nav {
  position: relative;
  z-index: 10;
}
.footer {
  position: relative;
  z-index: 10;
}

/* Responsive del nuevo formato */
@media (max-width: 1024px) {
  .proy-head { padding: 56px 40px 0; }
}

@media (max-width: 768px) {
  .proy-head { padding: 36px 24px 0; }
  .car-wrap {
    aspect-ratio: auto;
    height: 70svh;
    min-height: 380px;
  }
  .car-prev { left: 12px; width: 40px; height: 40px; }
  .car-next { right: 12px; width: 40px; height: 40px; }
  .car-scroll-hint { bottom: 52px; }
  .proy-head .proy-titulo { font-size: clamp(2.8rem, 10vw, 5rem); }
  .proy-content-box .proy-datos { margin-top: 36px; }
  .proy-nav-nombre { font-size: 1rem; overflow-wrap: break-word; word-break: break-word; }
}

@media (max-width: 480px) {
  .car-wrap { height: 65svh; min-height: 320px; }
  .proy-head .proy-titulo { font-size: clamp(2.2rem, 11vw, 3.5rem); }
  .proy-nav { padding: 28px 16px; gap: 12px; }
  .proy-nav-nombre { font-size: 0.9rem; }
}