/**
 * Estilos específicos para Desktop - Layout estilo Instagram web
 */

/* Variables específicas Desktop */
:root {
  --sidebar-width: 245px;
  --info-sidebar-width: 0px; /* Eliminamos el sidebar derecho */
  --content-max-width: 1200px;
}

/* Layout principal para desktop */
body {
  background-color: var(--ig-secondary-background);
  overflow-x: hidden;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ===== SIDEBAR IZQUIERDO ===== */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background-color: var(--ig-elevated-background);
  border-right: 1px solid var(--ig-stroke);
  z-index: var(--ig-z-fixed);
  display: flex;
  flex-direction: column;
  overflow-y: auto; /* Agregar scroll vertical */
  overflow-x: hidden; /* Evitar scroll horizontal */
}

/* Estilos de la scrollbar del sidebar */
.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--ig-secondary-text);
  border-radius: 3px;
  opacity: 0.5;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--ig-primary-text);
  opacity: 0.8;
}

.sidebar__content {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: var(--ig-space-6) 0;
  flex: 1;
}

/* Logo del sidebar */
.sidebar__logo {
  padding: 0 var(--ig-space-6);
  margin-bottom: var(--ig-space-8);
}

.sidebar__logo h1 {
  font-size: var(--ig-font-size-2xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin: 0;
  cursor: pointer;
  transition: var(--transition-colors);
}

.sidebar__logo h1:hover {
  color: var(--ig-primary-button);
}

.sidebar__logo-img {
  width: 100%;
  max-width: 200px;
  height: auto;
  display: block;
  margin: 0 auto;
  transition: filter 0.3s ease;
}

/* Invertir logo en tema oscuro */
:root.dark-theme .sidebar__logo-img {
  filter: invert(1) brightness(1.1);
}

/* Fondo negro para sidebar en tema oscuro */
:root.dark-theme .sidebar {
  background-color: #000000;
}

/* Navegación del sidebar */
.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-4);
  padding: 0 var(--ig-space-3);
}

/* Contenedor horizontal para los botones */
.sidebar__nav-horizontal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--ig-space-2);
  padding: var(--ig-space-2);
  background-color: var(--ig-secondary-background);
  border-radius: var(--ig-radius-lg);
  border: 1px solid var(--ig-stroke);
}

.sidebar__nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--ig-radius-lg);
  color: var(--ig-primary-text);
  text-decoration: none;
  transition: all 0.2s ease;
  position: relative;
  border: none;
  background: none;
  cursor: pointer;
  flex-shrink: 0;
}

.sidebar__nav-item:hover {
  background-color: var(--ig-elevated-background);
  transform: scale(1.05);
}

.sidebar__nav-item--active {
  background-color: var(--ig-elevated-background);
  color: var(--ig-primary-text);
}

.sidebar__nav-item--active:hover {
  background-color: var(--ig-elevated-background);
  color: var(--ig-primary-text);
  transform: scale(1.05);
}

/* Eliminamos los estilos que ya no necesitamos */
.sidebar__nav-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.sidebar__nav-text {
  display: none; /* Ocultamos el texto */
}

/* Barra de búsqueda en sidebar */
.sidebar__search {
  position: relative;
  margin: 0 var(--ig-space-3) 0;
}

.sidebar__search-input {
  width: 100%;
  padding: var(--ig-space-3) var(--ig-space-10) var(--ig-space-3) var(--ig-space-3);
  border: 1px solid var(--ig-stroke);
  border-radius: var(--ig-radius-lg);
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-text);
  font-size: var(--ig-font-size-base);
  transition: var(--transition-colors);
  box-sizing: border-box;
}

.sidebar__search-input:focus {
  outline: none;
  border-color: var(--ig-primary-button);
  background-color: var(--ig-elevated-background);
}

.sidebar__search-input::placeholder {
  color: var(--ig-secondary-text);
}

.sidebar__search-icon {
  position: absolute;
  right: var(--ig-space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--ig-secondary-text);
  pointer-events: none;
}

/* Date Navigation */
.sidebar__date-nav {
  margin-top: var(--ig-space-4);
  padding-top: var(--ig-space-2);
  border-top: 1px solid var(--ig-stroke);
}

.sidebar__date-title {
  font-size: var(--ig-font-size-base);
  font-weight: 600;
  color: var(--ig-primary-text);
  margin: 0 0 var(--ig-space-3) 0;
  text-align: center;
}

.sidebar__date-list {
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-1);
}

.sidebar__no-dates {
  font-size: var(--ig-font-size-sm);
  color: var(--ig-secondary-text);
  text-align: center;
  margin: 0;
  padding: var(--ig-space-4);
}

/* Desktop Menu Year/Month Navigation */
.desktop-menu__year {
  margin-bottom: var(--ig-space-1);
}

.desktop-menu__year-header {
  display: flex;
  align-items: center;
  gap: var(--ig-space-1);
}

.desktop-menu__year-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  color: var(--ig-secondary-text);
  cursor: pointer;
  padding: 0;
  transition: var(--transition-colors);
}

.desktop-menu__year-toggle:hover {
  color: var(--ig-primary-text);
}

.desktop-menu__chevron {
  transition: transform 0.2s ease;
}

.desktop-menu__year-toggle--expanded .desktop-menu__chevron {
  transform: rotate(90deg);
}

.desktop-menu__year-link {
  display: flex;
  align-items: center;
  gap: var(--ig-space-2);
  padding: var(--ig-space-2) var(--ig-space-3);
  color: var(--ig-primary-text);
  text-decoration: none;
  border-radius: var(--ig-radius-base);
  transition: var(--transition-colors);
  flex: 1;
  font-size: var(--ig-font-size-sm);
}

.desktop-menu__year-link:hover {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-text);
}

.desktop-menu__year-link--active {
  background-color: var(--ig-primary-button) !important;
  color: white !important;
  font-weight: 600;
}

.desktop-menu__year-link--active:hover {
  background-color: var(--ig-primary-button-hover) !important;
  color: white !important;
}

.desktop-menu__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.desktop-menu__year-text {
  flex: 1;
}

.desktop-menu__count {
  font-size: var(--ig-font-size-xs);
  background-color: var(--ig-secondary-background);
  color: var(--ig-secondary-text);
  padding: 2px 6px;
  border-radius: var(--ig-radius-base);
  font-weight: 500;
  min-width: 20px;
  text-align: center;
}

.desktop-menu__year-link--active .desktop-menu__count {
  color: rgba(255, 255, 255, 0.9) !important;
  background-color: rgba(255, 255, 255, 0.2) !important;
  font-weight: 500;
}

.desktop-menu__months {
  margin-left: var(--ig-space-6);
  margin-top: var(--ig-space-1);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.desktop-menu__months--expanded {
  max-height: 300px;
}

.desktop-menu__month-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ig-space-2) var(--ig-space-3);
  color: var(--ig-primary-text);
  text-decoration: none;
  border-radius: var(--ig-radius-base);
  transition: var(--transition-colors);
  font-size: var(--ig-font-size-sm);
  margin-bottom: 2px;
}

.desktop-menu__month-link:hover {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-text);
}

.desktop-menu__month-link--active {
  background-color: var(--ig-primary-button) !important;
  color: white !important;
  font-weight: 600;
}

.desktop-menu__month-link--active:hover {
  background-color: var(--ig-primary-button-hover) !important;
  color: white !important;
}

.desktop-menu__month-text {
  flex: 1;
}

.desktop-menu__month-link .desktop-menu__count {
  background-color: var(--ig-secondary-background);
  color: var(--ig-secondary-text);
}

.desktop-menu__month-link--active .desktop-menu__count {
  color: rgba(255, 255, 255, 0.9) !important;
  background-color: rgba(255, 255, 255, 0.2) !important;
}

/* Sección inferior del sidebar */
.sidebar__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-2);
  padding: 0 var(--ig-space-3);
  border-top: 1px solid var(--ig-stroke);
  padding-top: var(--ig-space-4);
  margin-top: var(--ig-space-4);
}

/* Footer del sidebar */
.sidebar__footer {
  padding: var(--ig-space-4) var(--ig-space-6);
  border-top: 1px solid var(--ig-stroke);
  margin-top: auto;
}

.sidebar__version {
  font-size: var(--ig-font-size-xs);
  color: var(--ig-secondary-text);
  text-align: center;
  margin: 0;
}

/* ===== CONTENIDO PRINCIPAL ===== */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  margin-right: var(--info-sidebar-width);
  max-width: var(--content-max-width);
  padding: var(--ig-space-8) var(--ig-space-6);
  width: calc(100vw - var(--sidebar-width) - var(--info-sidebar-width));
  box-sizing: border-box;
}

/* Header del contenido */
.content-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--ig-space-8);
  padding-bottom: var(--ig-space-4);
  border-bottom: 1px solid var(--ig-stroke);
}

.content-header__title {
  font-size: var(--ig-font-size-3xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin: 0;
}

.content-header__stats {
  display: flex;
  gap: var(--ig-space-6);
}

.content-header__stat {
  font-size: var(--ig-font-size-base);
  color: var(--ig-secondary-text);
}

.content-header__stat strong {
  color: var(--ig-primary-text);
  font-weight: 600;
}

/* ===== ESTADO VACÍO ===== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--ig-space-12);
  background-color: var(--ig-elevated-background);
  border: 1px solid var(--ig-stroke);
  border-radius: var(--ig-radius-xl);
  min-height: 60vh;
}

.empty-state__icon {
  color: var(--ig-secondary-text);
  margin-bottom: var(--ig-space-6);
}

.empty-state__title {
  font-size: var(--ig-font-size-3xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin: 0 0 var(--ig-space-4) 0;
}

.empty-state__description {
  font-size: var(--ig-font-size-lg);
  color: var(--ig-secondary-text);
  max-width: 400px;
  line-height: 1.5;
  margin: 0 0 var(--ig-space-8) 0;
}

/* ===== GRID DE POSTS ===== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--ig-space-5); /* Espacio entre posts */
  margin-bottom: var(--ig-space-8);
  justify-items: center; /* Centrar los posts */
}

/* ===== POST CARDS ===== */
.post-card {
  background-color: var(--ig-elevated-background);
  border: 1px solid var(--ig-stroke);
  border-radius: var(--ig-radius-xl);
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  max-width: 380px; /* Tamaño óptimo para 3 columnas */
  width: 100%;
  min-width: 280px; /* Mínimo para que no se vea muy pequeño */
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ig-shadow-lg);
  border-color: var(--ig-secondary-text);
}

/* Media del post card */
.post-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  background-color: var(--ig-secondary-background);
  overflow: hidden;
  cursor: pointer;
}

.post-carousel {
  position: relative;
  width: 100%;
  height: 100%;
}

.post-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.post-image.active {
  opacity: 1;
}

/* Navegación del carousel */
.post-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: var(--ig-radius-full);
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 10;
  backdrop-filter: blur(4px);
}

.post-card:hover .post-nav {
  opacity: 1;
}

.post-nav:hover {
  background-color: rgba(0, 0, 0, 0.9);
  transform: translateY(-50%) scale(1.05);
}

.post-nav-prev {
  left: var(--ig-space-2);
}

.post-nav-next {
  right: var(--ig-space-2);
}

/* Indicadores del carousel */
.post-indicators {
  position: absolute;
  bottom: var(--ig-space-2);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--ig-space-1);
  z-index: 20; /* Mayor que el overlay para permanecer siempre visibles */
}

.post-indicator {
  width: 6px;
  height: 6px;
  border-radius: var(--ig-radius-full);
  background-color: rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
}

.post-indicator.active {
  background-color: white;
  transform: scale(1.3);
}

/* Contador de imágenes */
.post-counter {
  position: absolute;
  top: var(--ig-space-2);
  right: var(--ig-space-2);
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  padding: var(--ig-space-1) var(--ig-space-2);
  border-radius: var(--ig-radius-base);
  font-size: var(--ig-font-size-sm);
  font-weight: 500;
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 20; /* Mayor que el overlay para permanecer siempre visible */
}

.post-card:hover .post-counter {
  opacity: 1;
}

/* Post Overlay Animado */
.post-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 15;
  pointer-events: none;
}

.post-overlay--show {
  transform: translateY(0);
}

.post-overlay__content {
  padding: var(--ig-space-4) var(--ig-space-3) var(--ig-space-3);
  color: white;
  text-align: center;
}

.post-overlay__title {
  font-size: var(--ig-font-size-base);
  font-weight: 600;
  margin: 0 0 var(--ig-space-1) 0;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.7);
  line-height: 1.3;
}

.post-overlay__date {
  font-size: var(--ig-font-size-sm);
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.7);
  font-weight: 500;
}

/* No media state */
.post-card__no-media {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--ig-secondary-text);
  gap: var(--ig-space-3);
}

/* Información del post card */
/* Información simplificada y elegante */
.post-card__info {
  padding: var(--ig-space-5) var(--ig-space-4) var(--ig-space-4);
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-2);
  flex: 1;
  text-align: center;
  background: linear-gradient(135deg, 
    var(--ig-elevated-background) 0%, 
    rgba(255, 255, 255, 0.02) 100%);
  border-top: 1px solid var(--ig-stroke);
}


.post-card__date {
  font-size: var(--ig-font-size-sm);
  font-weight: 500;
  color: var(--ig-secondary-text);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.8;
  position: relative;
}

.post-card__date::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: calc(100% + 40px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ig-stroke), transparent);
  z-index: -1;
}

.post-card__date::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: calc(100% + 8px);
  height: 20px;
  background: var(--ig-elevated-background);
  z-index: -1;
  border-radius: var(--ig-radius-base);
}

/* Indicadores en el área de información */
.post-info-indicators {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--ig-space-2);
  margin-top: var(--ig-space-3);
  padding-top: var(--ig-space-3);
  border-top: 1px solid var(--ig-stroke);
}

.post-info-indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--ig-radius-full);
  background-color: var(--ig-secondary-text);
  opacity: 0.4;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.post-info-indicator.active {
  background-color: var(--ig-primary-button);
  opacity: 1;
  transform: scale(1.2);
}

.post-info-indicator:hover {
  opacity: 0.8;
  transform: scale(1.1);
}

.post-card__title {
  font-size: var(--ig-font-size-xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin: 0;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

/* Acciones del post card */
.post-card__actions {
  display: flex;
  gap: var(--ig-space-4);
  padding-top: var(--ig-space-3);
  border-top: 1px solid var(--ig-stroke);
}

.post-action-btn {
  display: flex;
  align-items: center;
  gap: var(--ig-space-2);
  padding: var(--ig-space-2);
  border-radius: var(--ig-radius-base);
  color: var(--ig-primary-text);
  font-size: var(--ig-font-size-sm);
  font-weight: 500;
  transition: all 0.2s ease;
  background: none;
  border: none;
  cursor: pointer;
}

.post-action-btn:hover {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-button);
  transform: translateY(-1px);
}

.post-action-count {
  font-size: var(--ig-font-size-sm);
  color: var(--ig-secondary-text);
}

/* Like button específico */
.like-btn.liked .like-icon-outline {
  display: none;
}

.like-btn.liked .like-icon-filled {
  display: block !important;
}

.like-btn.liked .post-action-count {
  color: #ed4956;
  font-weight: 600;
}

/* Bookmark button específico */
.bookmark-btn.bookmarked .bookmark-icon-outline {
  display: none;
}

.bookmark-btn.bookmarked .bookmark-icon-filled {
  display: block !important;
}

/* ===== SIDEBAR DERECHO ===== */
.info-sidebar {
  display: none; /* Ocultamos completamente el sidebar derecho */
}

.info-sidebar__card {
  background-color: var(--ig-elevated-background);
  border: 1px solid var(--ig-stroke);
  border-radius: var(--ig-radius-xl);
  padding: var(--ig-space-5);
  margin-bottom: var(--ig-space-4);
  transition: var(--transition-colors);
}

.info-sidebar__card:hover {
  border-color: var(--ig-secondary-text);
}

.info-sidebar__title {
  font-size: var(--ig-font-size-xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin: 0 0 var(--ig-space-4) 0;
}

.info-sidebar__description {
  font-size: var(--ig-font-size-base);
  color: var(--ig-secondary-text);
  line-height: 1.5;
  margin: 0;
}

/* Estadísticas en sidebar */
.info-sidebar__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: var(--ig-space-4);
}

.info-sidebar__stat {
  text-align: center;
  padding: var(--ig-space-3);
  background-color: var(--ig-secondary-background);
  border-radius: var(--ig-radius-lg);
}

.info-sidebar__stat-number {
  display: block;
  font-size: var(--ig-font-size-2xl);
  font-weight: 700;
  color: var(--ig-primary-text);
  margin-bottom: var(--ig-space-1);
}

.info-sidebar__stat-label {
  font-size: var(--ig-font-size-sm);
  color: var(--ig-secondary-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Enlaces en sidebar */
.info-sidebar__links {
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-2);
}

.info-sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--ig-space-3);
  padding: var(--ig-space-3);
  border-radius: var(--ig-radius-lg);
  color: var(--ig-primary-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-colors);
}

.info-sidebar__link:hover {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-button);
}

/* Footer del sidebar */
.info-sidebar__footer {
  text-align: center;
  font-size: var(--ig-font-size-sm);
  color: var(--ig-secondary-text);
  line-height: 1.4;
  margin-top: var(--ig-space-6);
}

.info-sidebar__footer p {
  margin: 0 0 var(--ig-space-1) 0;
}

/* ===== PAGINACIÓN ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--ig-space-6);
  padding: var(--ig-space-8);
  background-color: var(--ig-elevated-background);
  border: 1px solid var(--ig-stroke);
  border-radius: var(--ig-radius-xl);
  margin-top: var(--ig-space-8);
}

.pagination__btn {
  display: flex;
  align-items: center;
  gap: var(--ig-space-2);
  padding: var(--ig-space-3) var(--ig-space-5);
  border-radius: var(--ig-radius-lg);
  background-color: var(--ig-primary-button);
  color: white;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
}

.pagination__btn:hover {
  background-color: var(--ig-primary-button-hover);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--ig-shadow-base);
}

.pagination__pages {
  display: flex;
  gap: var(--ig-space-2);
}

.pagination__page {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--ig-radius-lg);
  color: var(--ig-primary-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-colors);
}

.pagination__page:hover {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-button);
}

.pagination__page--active {
  background-color: var(--ig-primary-button);
  color: white;
}

.pagination__page--active:hover {
  background-color: var(--ig-primary-button-hover);
  color: white;
}

/* ===== LIGHTBOX ===== */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: var(--ig-z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.lightbox__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
}

.lightbox__content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 95vw;
  max-width: 1400px;
  height: 90vh;
  background-color: transparent;
  display: flex;
  overflow: hidden;
}

.lightbox__close {
  position: absolute;
  top: var(--ig-space-4);
  right: var(--ig-space-4);
  width: 40px;
  height: 40px;
  border-radius: var(--ig-radius-full);
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  transition: var(--transition-colors);
}

.lightbox__close:hover {
  background-color: rgba(0, 0, 0, 0.8);
}

.lightbox__media {
  width: 100%;
  height: 100%;
  position: relative;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--ig-radius-xl);
}

.lightbox__image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center;
  border-radius: var(--ig-radius-xl);
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: var(--ig-radius-full);
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-colors);
}

.lightbox__nav:hover {
  background-color: rgba(0, 0, 0, 0.9);
}

.lightbox__nav--prev {
  left: var(--ig-space-4);
}

.lightbox__nav--next {
  right: var(--ig-space-4);
}

/* Nuevo overlay semitransparente */
.lightbox__overlay {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  max-width: calc(100% - 40px);
  width: auto;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  padding: var(--ig-space-4) var(--ig-space-5);
  border-radius: var(--ig-radius-lg);
  color: white;
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-1);
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.lightbox__title {
  font-size: var(--ig-font-size-lg);
  font-weight: 700;
  color: white;
  margin: 0;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.lightbox__date {
  font-size: var(--ig-font-size-sm);
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Indicadores en el lightbox */
.lightbox__indicators {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--ig-space-2);
  margin-top: var(--ig-space-3);
}

.lightbox-indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--ig-radius-full);
  background-color: rgba(255, 255, 255, 0.5);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.lightbox-indicator.active {
  background-color: white;
  transform: scale(1.2);
}

.lightbox-indicator:hover {
  background-color: rgba(255, 255, 255, 0.8);
  transform: scale(1.1);
}

.lightbox__actions {
  display: flex;
  flex-direction: column;
  gap: var(--ig-space-3);
  margin-top: auto;
}

.lightbox__action {
  display: flex;
  align-items: center;
  gap: var(--ig-space-3);
  padding: var(--ig-space-3);
  border-radius: var(--ig-radius-lg);
  background: none;
  border: 1px solid var(--ig-stroke);
  color: var(--ig-primary-text);
  font-weight: 500;
  transition: var(--transition-colors);
  cursor: pointer;
}

.lightbox__action:hover {
  background-color: var(--ig-secondary-background);
  border-color: var(--ig-primary-button);
  color: var(--ig-primary-button);
}

/* ===== RESPONSIVE PARA DESKTOP ===== */

/* Para pantallas muy grandes, mantener 3 columnas con más espacio */
@media (min-width: 1400px) {
  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ig-space-6);
    max-width: 1200px;
  }
}

@media (max-width: 1400px) {
  .info-sidebar {
    display: none;
  }
  
  .main-content {
    margin-right: 0;
    width: calc(100vw - var(--sidebar-width));
  }
}

@media (max-width: 1200px) {
  :root {
    --content-max-width: 100%;
  }
  
  .main-content {
    margin-left: var(--sidebar-width);
    margin-right: 0;
    max-width: none;
    width: calc(100vw - var(--sidebar-width));
  }
  
  /* Mantener 3 columnas siempre en desktop */
  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ig-space-4);
  }
}

/* Solo móviles (tablets pequeñas y phones) */
@media (max-width: 600px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding: var(--ig-space-6) var(--ig-space-4);
  }
  
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--ig-space-3);
  }
}

/* Tablets en landscape y pantallas medianas - mantener 3 columnas */
@media (min-width: 601px) and (max-width: 1199px) {
  .posts-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ig-space-4);
  }
  
  .post-card {
    max-width: 320px;
  }
}
  
  .lightbox__content {
    width: 98vw;
    height: 95vh;
  }
  
  .lightbox__overlay {
    padding: var(--ig-space-4) var(--ig-space-4) var(--ig-space-3);
  }
  
  .lightbox__title {
    font-size: var(--ig-font-size-base);
  }
  
  .lightbox__date {
    font-size: var(--ig-font-size-xs);
  }
}

/* Dark theme adjustments para desktop */
.dark-theme .post-nav,
.dark-theme .lightbox__nav {
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
}

.dark-theme .post-nav:hover,
.dark-theme .lightbox__nav:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.dark-theme .post-counter {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--ig-primary-text);
}

/* ===== ANIMACIONES ===== */
@keyframes postCardEnter {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.post-card {
  animation: postCardEnter 0.5s ease-out;
}

@keyframes lightboxEnter {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

.lightbox.active .lightbox__content {
  animation: lightboxEnter 0.3s ease-out;
}

/* Efectos de hover mejorados */
@media (hover: hover) and (pointer: fine) {
  .sidebar__nav-item {
    position: relative;
  }
  
  .sidebar__nav-item::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background-color: var(--ig-primary-button);
    border-radius: 1px;
    transition: transform 0.2s ease;
  }
  
  .sidebar__nav-item:hover::after {
    transform: translateX(-50%) scaleX(0); /* Quitamos la línea azul también del hover */
  }
  
  .sidebar__nav-item--active::after {
    transform: translateX(-50%) scaleX(0); /* Ocultamos la línea azul */
    background-color: transparent;
  }
}

/* ===== SEARCH STYLES ===== */
.post-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ig-space-2);
  margin-bottom: var(--ig-space-2);
}

.post-card__tag {
  background-color: var(--ig-secondary-background);
  color: var(--ig-primary-text);
  padding: var(--ig-space-1) var(--ig-space-2);
  border-radius: var(--ig-radius-base);
  font-size: var(--ig-font-size-xs);
  font-weight: 500;
  border: 1px solid var(--ig-stroke);
}

/* ===== INFINITE SCROLL LOADER ===== */
.infinite-loader {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--ig-space-3);
  padding: var(--ig-space-8);
  grid-column: 1 / -1;
  color: var(--ig-secondary-text);
}

.loader-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--ig-stroke);
  border-top: 3px solid var(--ig-primary-button);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.infinite-loader p {
  margin: 0;
  font-size: var(--ig-font-size-sm);
  font-weight: 500;
}