/* ============================================================
   PROYECTOS — Página de Galerías de Proyectos
   Arquitectura · Diseño
   ============================================================ */

/* Sección Hero de Proyectos */
#proyectos-hero {
  animation: fadeInDown 0.8s ease-out;
}

#proyectos-hero h1 {
  animation: slideInUp 0.8s ease-out 0.1s both;
}

#proyectos-hero p {
  animation: slideInUp 0.8s ease-out 0.2s both;
}

/* Contenedor de Proyectos */
#proyectos-container {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

/* Proyecto Individual */
.proyecto-item {
  animation: fadeIn 0.6s ease-out;
  border-bottom: 2px solid #E5E0DB;
  padding-bottom: 3rem;
}

.proyecto-item:last-child {
  border-bottom: none;
}

/* Header Flex - Imagen a la derecha */
.proyecto-header-flex {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .proyecto-header-flex {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .proyecto-header-flex {
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
  }
}

/* Informacion del Proyecto */
.proyecto-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.proyecto-info h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.75rem;
  font-weight: 600;
  color: #1A1A1A;
  letter-spacing: -0.5px;
  margin: 0;
}

@media (min-width: 768px) {
  .proyecto-info h2 {
    font-size: 2rem;
  }
}

.proyecto-info p {
  color: #6B6560;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* Boton Ver Mas */
.btn-ver-mas {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: #5A5A5A;
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  width: fit-content;
}

.btn-ver-mas:hover {
  background: #4A4A4A;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(90, 90, 90, 0.3);
}

.btn-ver-mas svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.btn-ver-mas.active svg {
  transform: rotate(180deg);
}

/* Imagen Principal */
.proyecto-imagen-principal {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 1;
  background-color: #F5F0EB;
  cursor: pointer;
}

.proyecto-imagen-principal img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              filter 0.5s ease;
}

.proyecto-imagen-principal:hover img {
  transform: scale(1.08);
  filter: brightness(0.95);
}

/* Galeria Expandible */
.proyecto-galeria-expandible {
  animation: slideDown 0.4s ease-out;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #E5E0DB;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
    max-height: 0;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    max-height: 1000px;
  }
}

/* Grid de Galería */
.proyecto-galeria {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .proyecto-galeria {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .proyecto-galeria {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

@media (min-width: 1400px) {
  .proyecto-galeria {
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
  }
}

/* Imagen de Galería */
.galeria-imagen {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 1;
  background-color: #F5F0EB;
  cursor: pointer;
  group: "galeria";
}

.galeria-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              filter 0.5s ease;
}

.galeria-imagen:hover img {
  transform: scale(1.08);
  filter: brightness(0.95);
}

/* Overlay en hover */
.galeria-overlay {
  position: absolute;
  inset: 0;
  background: rgba(200, 169, 143, 0.15);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
}

.galeria-imagen:hover .galeria-overlay {
  opacity: 1;
}

.galeria-overlay-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.8);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.galeria-imagen:hover .galeria-overlay-icon {
  transform: scale(1);
}

.galeria-overlay-icon svg {
  width: 24px;
  height: 24px;
  color: #C8A98F;
}

/* Modal Lightbox */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 1rem;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
  animation: zoomIn 0.3s ease-out;
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Botones de navegación del Lightbox */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
}

.lightbox-nav-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
}

.lightbox-nav-btn.prev {
  left: 1rem;
}

.lightbox-nav-btn.next {
  right: 1rem;
}

/* Botón cerrar */
.lightbox-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 11;
}

.lightbox-close-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
}

.lightbox-close-btn svg {
  width: 20px;
  height: 20px;
}

/* Contador de imágenes */
.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Animaciones */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive ajustes */
@media (max-width: 768px) {
  .proyecto-header h2 {
    font-size: 1.5rem;
  }

  .proyecto-galeria {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .lightbox-nav-btn {
    width: 40px;
    height: 40px;
  }

  .lightbox-nav-btn.prev {
    left: 0.5rem;
  }

  .lightbox-nav-btn.next {
    right: 0.5rem;
  }

  .lightbox-close-btn {
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 480px) {
  .proyecto-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
  }

  .proyecto-header h2 {
    font-size: 1.25rem;
  }

  .proyecto-galeria {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .galeria-imagen {
    border-radius: 8px;
  }

  .lightbox-nav-btn {
    width: 36px;
    height: 36px;
    font-size: 0.875rem;
  }

  .lightbox-counter {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    bottom: 1rem;
  }
}

/* CTA Section */
#cta-proyectos {
  background: linear-gradient(135deg, #5A5A5A 0%, #4A4A4A 100%);
}

#cta-proyectos h2 {
  animation: slideInUp 0.8s ease-out;
}

#cta-proyectos p {
  animation: slideInUp 0.8s ease-out 0.1s both;
}

#cta-proyectos a {
  animation: slideInUp 0.8s ease-out 0.2s both;
}

/* Efecto reveal para elementos */
.reveal {
  opacity: 0;
  animation: slideInUp 0.8s ease-out forwards;
}

/* Estilos para el footer en la página de proyectos */
.footer-logo-link {
  display: inline-block;
  transition: transform 0.3s ease;
}

.footer-logo-link:hover {
  transform: scale(1.05);
}

.footer-logo-image {
  max-height: 160px;
  max-width: 520px;
  width: auto;
  object-fit: contain;
}

/* Botón flotante de WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  overflow: hidden;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  z-index: 999;
  transition: all 0.3s ease;
  background: transparent;
  padding: 0;
}

.whatsapp-float-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.whatsapp-float:active {
  transform: translateY(0) scale(1);
}

@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
  }
}

@media (max-width: 480px) {
  .whatsapp-float {
    bottom: 1rem;
    right: 1rem;
    width: 52px;
    height: 52px;
  }
}