/* ==========================================================================
   Corcovado Tour — Sistema de Diseño Editorial & Selva Tropical
   Paleta: Dosel Oscuro, Musgo Medio, Musgo Claro, Ocre, Crema, Tinta
   Tipografías: Fraunces (Headlines) & Public Sans (Cuerpo y UI)
   ========================================================================== */

:root {
  /* Paleta Oficial Inspirada en la Selva Real (Auditoría PDF p. 9) */
  --dosel-oscuro: #182318;
  --musgo-medio: #2E3826;
  --musgo-claro: #6B7D4F;
  --ocre: #C9BA3F;
  --ocre-hover: #bdae36;
  --crema: #F2EAD9;
  --tinta: #241F19;

  /* Mapeo de tokens semánticos */
  --surface: #182318;
  --surface-dim: #131c13;
  --surface-bright: #243024;
  --surface-container-lowest: #101710;
  --surface-container-low: #1e2a1e;
  --surface-container: #263326;
  --surface-container-high: #2E3826;
  --surface-container-highest: #384530;
  --deep-canopy: #141c14;

  --primary: #F2EAD9;
  --primary-container: #2E3826;
  --on-primary: #182318;
  --on-primary-container: #F2EAD9;

  --secondary: #C9BA3F;
  --secondary-container: #3a381c;

  --tertiary: #6B7D4F;
  --tertiary-container: #222c1d;

  --mist-gray: #a6b59c;
  --earth-bark: #4a3e30;
  --on-surface: #F2EAD9;
  --on-surface-variant: #d5cfc2;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Base resets & typography */
body {
  font-family: var(--font-body);
  background-color: var(--dosel-oscuro);
  color: var(--crema);
  letter-spacing: normal;
  text-transform: none;
}

h1, h2, h3, h4, .font-editorial {
  font-family: var(--font-display);
  font-feature-settings: "liga", "clig";
  text-transform: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--surface-container-lowest);
}
::-webkit-scrollbar-thumb {
  background: var(--musgo-medio);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--musgo-claro);
}

/* Sistema Universal de Iconos SVG Sprite */
.icon {
  display: inline-block;
  width: 1.125rem;
  height: 1.125rem;
  stroke: currentColor;
  fill: currentColor;
  vertical-align: middle;
  flex-shrink: 0;
}

.icon-stroke {
  fill: none;
  stroke: currentColor;
}

.icon-fill {
  fill: currentColor;
  stroke: none;
}

/* Elegante transición de tarjetas sin efectos neón */
.tilt-card {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.25s ease;
  background-color: var(--surface-container-low);
  border: 1px solid rgba(107, 125, 79, 0.25);
}
.tilt-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.5);
  border-color: rgba(201, 186, 63, 0.4);
}

/* Tarjetas de Tour — 3 Niveles de Jerarquía (PDF p. 7) */
.tour-card-clean {
  background: var(--surface-container-low);
  border: 1px solid rgba(107, 125, 79, 0.2);
  border-radius: 0.75rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.tour-card-clean:hover {
  transform: translateY(-4px);
  border-color: rgba(201, 186, 63, 0.45);
  box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.6);
}

/* Tour Card Photos */
.tour-card-photo {
  position: relative;
  width: 100%;
  height: 14rem;
  background-color: var(--surface-container-high);
  overflow: hidden;
}
.tour-card-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}
.tour-card-clean:hover .tour-card-photo img {
  transform: scale(1.04);
}

/* Botones CTA Principales y Secundarios (PDF p. 6 & 9) */
.btn-cta-ochre {
  background-color: var(--ocre);
  color: var(--tinta);
  font-weight: 600;
  font-size: 0.875rem;
  line-height: 1.25rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-transform: none;
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.btn-cta-ochre:hover {
  background-color: var(--ocre-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
}

.btn-cta-secondary {
  background-color: transparent;
  color: var(--crema);
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1.25rem;
  padding: 0.875rem 1.5rem;
  border-radius: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-transform: none;
  border: 1px solid rgba(242, 234, 217, 0.3);
  transition: all 0.2s ease;
  cursor: pointer;
  text-decoration: none;
}
.btn-cta-secondary:hover {
  background-color: rgba(242, 234, 217, 0.08);
  border-color: var(--ocre);
  color: var(--ocre);
}

/* Tarjetas de Especies (Biodiversidad 79 Especies) */
.specimen-card {
  background: var(--surface-container-low);
  border: 1px solid rgba(107, 125, 79, 0.25);
  border-radius: 0.5rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.specimen-card:hover {
  border-color: var(--ocre);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px -6px rgba(0, 0, 0, 0.5);
}

.specimen-card .card-photo-box {
  width: 100%;
  height: 11rem;
  background-color: var(--surface-container-high);
  position: relative;
  overflow: hidden;
}
.specimen-card .card-photo-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease, opacity 0.4s ease;
  opacity: 0.85;
}
.specimen-card:hover .card-photo-box img {
  opacity: 1;
  transform: scale(1.04);
}

.specimen-card .card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem 0.25rem;
}
.specimen-card .icon-wrap {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--musgo-claro);
}

.specimen-card .minimap {
  width: 54px;
  height: 45px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid rgba(107, 125, 79, 0.3);
  background: #0f1d14;
}
.specimen-card .minimap svg {
  width: 100%;
  height: 100%;
  display: block;
}
.specimen-card .minimap .pin {
  fill: var(--ocre);
  stroke: var(--ocre);
  stroke-width: 1.5;
}

.specimen-card .card-body {
  padding: 0.75rem 1rem 1rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.specimen-card .card-body h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--crema);
  margin-bottom: 0.2rem;
}
.specimen-card .card-body .latin {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.8125rem;
  color: var(--musgo-claro);
  margin-bottom: 0.5rem;
}
.specimen-card .card-body p {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--on-surface-variant);
  flex-grow: 1;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.specimen-card .tap-hint {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--mist-gray);
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: color 0.2s ease;
}
.specimen-card:hover .tap-hint {
  color: var(--ocre);
}

/* Modal Overlay */
.species-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(16, 23, 16, 0.88);
  backdrop-filter: blur(6px);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.species-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.species-modal-container {
  background: var(--surface-container);
  border: 1px solid rgba(107, 125, 79, 0.4);
  border-radius: 0.75rem;
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.8);
  transform: translateY(15px) scale(0.98);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.species-modal-overlay.open .species-modal-container {
  transform: translateY(0) scale(1);
}

/* Language Toggle Button Active State */
.lang-btn.active {
  background-color: var(--musgo-claro);
  color: var(--crema);
  font-weight: 600;
}

/* Filter Stratum Tabs */
.stratum-tab {
  transition: all 0.2s ease;
  font-size: 0.8125rem;
  font-weight: 500;
}
.stratum-tab.active {
  background-color: var(--musgo-medio);
  border-color: var(--ocre);
  color: var(--ocre);
}

/* Game Canvas styling */
#corcovado-runner-canvas {
  background-color: #141f14;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  border: 1px solid rgba(107, 125, 79, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7);
  max-width: 100%;
}

/* Tour Multi-Image Gallery Styles */
.tour-gallery-box {
  position: relative;
  width: 100%;
  height: 16rem;
  background-color: var(--surface-container-high);
  overflow: hidden;
}
.tour-slide-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.4s ease;
}
.tour-gallery-box:hover .tour-slide-img {
  transform: scale(1.03);
}

/* Header Móvil y Menú Hamburguesa */
#mobile-menu-drawer {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}
#mobile-menu-drawer.closed {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}
#mobile-menu-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Custom Hide Scrollbar */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* Selector de Idioma (ES / EN / FR) */
.lang-btn {
  font-family: var(--font-body);
  transition: all 0.2s ease;
  cursor: pointer;
}
.lang-btn.active {
  background-color: var(--musgo-claro) !important;
  color: var(--crema) !important;
  font-weight: 700 !important;
}

/* ==========================================================================
   3D Coverflow Hero Carousel — Expediciones Corcovado
   ========================================================================== */
.hero-carousel-wrapper {
  position: relative;
  width: 100%;
  perspective: 1200px;
  overflow: visible;
}

.hero-carousel-stage {
  position: relative;
  width: 100%;
  max-width: 960px;
  height: 540px;
  margin: 0 auto;
  transform-style: preserve-3d;
}

@media (max-width: 768px) {
  .hero-carousel-stage {
    height: 510px;
  }
}

@media (max-width: 480px) {
  .hero-carousel-stage {
    height: 480px;
  }
}

.hero-card {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  border-radius: 1.5rem;
  overflow: hidden;
  background-color: var(--surface-container);
  border: 1px solid rgba(107, 125, 79, 0.35);
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              filter 0.65s ease,
              box-shadow 0.65s ease;
  will-change: transform, opacity;
  user-select: none;
  touch-action: pan-y;
}

/* Card Image Background */
.hero-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s ease;
}

.hero-card:hover .hero-card-img {
  transform: scale(1.03);
}

/* States in 3D Perspective */
.hero-card[data-state="active"] {
  transform: translateX(0) scale(1) translateZ(0);
  opacity: 1;
  z-index: 30;
  pointer-events: auto;
  cursor: default;
  filter: brightness(1);
  box-shadow: 0 0 0 1px rgba(201, 186, 63, 0.45), 0 30px 60px -15px rgba(0, 0, 0, 0.9);
}

.hero-card[data-state="prev"] {
  transform: translateX(-46%) scale(0.85) translateZ(-80px) rotateY(12deg);
  opacity: 0.55;
  z-index: 20;
  pointer-events: auto;
  cursor: pointer;
  filter: brightness(0.5) blur(0.5px);
}

.hero-card[data-state="next"] {
  transform: translateX(46%) scale(0.85) translateZ(-80px) rotateY(-12deg);
  opacity: 0.55;
  z-index: 20;
  pointer-events: auto;
  cursor: pointer;
  filter: brightness(0.5) blur(0.5px);
}

.hero-card[data-state="prev"]:hover,
.hero-card[data-state="next"]:hover {
  opacity: 0.8;
  filter: brightness(0.75);
}

.hero-card[data-state="hidden-left"] {
  transform: translateX(-85%) scale(0.7) translateZ(-160px) rotateY(25deg);
  opacity: 0;
  z-index: 10;
  pointer-events: none;
}

.hero-card[data-state="hidden-right"] {
  transform: translateX(85%) scale(0.7) translateZ(-160px) rotateY(-25deg);
  opacity: 0;
  z-index: 10;
  pointer-events: none;
}

/* Mobile responsive adjustments */
@media (max-width: 640px) {
  .hero-card {
    max-width: 88vw;
  }
  .hero-card[data-state="prev"] {
    transform: translateX(-35%) scale(0.88) translateZ(-50px);
    opacity: 0.35;
  }
  .hero-card[data-state="next"] {
    transform: translateX(35%) scale(0.88) translateZ(-50px);
    opacity: 0.35;
  }
}

/* Indicators */
.carousel-dot {
  transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.carousel-dot.active {
  width: 2.25rem !important;
  background-color: var(--ocre) !important;
}