/* Fold Effect Styles - Specific to the fold section */
.fold-section {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.screen {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.wrapper-3d {
  position: relative;
  perspective: 20vw;
  transform-style: preserve-3d;
}

/* Logo group styles */
.logo-group {
  position: absolute;
  top: 50%;
  transform: translateY(-50%) !important;
  z-index: 10;
  cursor: pointer;
  transition: all 0.3s ease-out;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 1;
}

.left-logo-group {
  left: 10%;
}

.right-logo-group {
  right: 10%;
}

.logo-top,
.logo-bottom {
  width: clamp(40px, 6vw, 80px);
  height: auto;
  transition: all 0.3s ease;
}

/* Logo color classes removed - using direct SVG manipulation instead */

/* Logo hover effects */
.logo-group:hover .logo-top,
.logo-group:hover .logo-bottom {
  transform: scale(1.1);
  filter: brightness(1.2);
}

/* Logo group fade animations */
.logo-group.fade-out {
  opacity: 0;
  transform: translateY(-50%) scale(0.8);
}

.logo-group.fade-in {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

@keyframes textPulse {
  0%, 100% {
    text-shadow: 0 0 10px var(--primary-color);
  }
  50% {
    text-shadow: 0 0 20px var(--primary-color), 0 0 30px var(--primary-color);
  }
}

.vertical-text-left {
  left: 10%;
}

.vertical-text-right {
  right: 10%;
}

/* Enhanced trail effect styles */
.text-trail {
  position: absolute;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-color), transparent);
  z-index: 5;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  overflow: visible;
}

/* Trail segment styling */
.trail-segment {
  position: absolute;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-color), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 11;
}

/* Floating particle animation */
@keyframes floatParticle {
  0% {
    opacity: 0;
    transform: translateY(0) scale(0);
  }
  20% {
    opacity: 1;
    transform: translateY(-10px) scale(1);
  }
  80% {
    opacity: 0.8;
    transform: translateY(-30px) scale(0.8);
  }
  100% {
    opacity: 0;
    transform: translateY(-50px) scale(0.5);
  }
}

.floating-particle {
  z-index: 12;
  pointer-events: none;
}

.text-trail.left-trail {
  left: 10%;
}

.text-trail.right-trail {
  right: 10%;
}

/* Mobile responsive image sizing with viewport-based calculations */
@media (max-width: 768px) {
  .fold-image {
    width: 80vw;
    max-width: 250px;
    max-height: 250px;
    height: auto;
    aspect-ratio: 8/5;
  }
  
  .image-container {
    margin: 50px 0;
  }
  
  .logo-top,
  .logo-bottom {
    width: clamp(40px, 6vw, 80px);
  }
  
  .left-logo-group {
    left: 5%;
  }
  
  .right-logo-group {
    right: 5%;
  }
  
  .text-trail.left-trail {
    left: 5%;
  }
  
  .text-trail.right-trail {
    right: 5%;
  }
}

@media (max-width: 480px) {
  .fold-image {
    width: 85vw;
    max-width: 250px;
    max-height: 250px;
    height: auto;
    aspect-ratio: 8/5;
  }
  
  .image-container {
    margin: 10px 0;
  }
  
  .logo-top,
  .logo-bottom {
    width: clamp(30px, 5vw, 60px);
  }
  
  .left-logo-group {
    left: 2%;
  }
  
  .right-logo-group {
    right: 2%;
  }
  
  .text-trail.left-trail {
    left: 2%;
  }
  
  .text-trail.right-trail {
    right: 2%;
  }
}

@media (max-width: 360px) {
  .fold-image {
    width: 90vw;
    max-width: 200px;
    max-height: 200px;
    height: auto;
    aspect-ratio: 8/5;
  }
  
  .image-container {
    margin: 5px 0;
  }
  
  .logo-top,
  .logo-bottom {
    width: clamp(25px, 4vw, 50px);
  }
  
  .left-logo-group {
    left: 1%;
  }
  
  .right-logo-group {
    right: 1%;
  }
  
  .text-trail.left-trail {
    left: 1%;
  }
  
  .text-trail.right-trail {
    right: 1%;
  }
}

@media (min-width: 1200px) {
  .fold-image {
    width: 600px;
    height: 600px;
  }
  
  .logo-top,
  .logo-bottom {
    width: clamp(50px, 7vw, 100px);
  }
  
  .left-logo-group {
    left: 15%;
  }
  
  .right-logo-group {
    right: 15%;
  }
  
  .text-trail.left-trail {
    left: 15%;
  }
  
  .text-trail.right-trail {
    right: 15%;
  }
}

.fold {
  overflow: hidden;
  width: 60vw;
  height: 80vh;
}

.fold-top {
  position: absolute;
  transform-origin: bottom center;
  left: 0;
  right: 0;
  bottom: 100%;
  border-right: 3px solid var(--text-primary);
  border-left: 3px solid var(--text-primary);
}

.fold-bottom {
  position: absolute;
  transform-origin: top center;
  right: 0;
  left: 0;
  top: 100%;
  border-right: 3px solid var(--text-primary);
  border-left: 3px solid var(--text-primary);
}

.fold-center {
  border: 3px solid var(--text-primary);
}

.fold-align {
  width: 100%;
  height: 100%;
}

.fold-bottom .fold-align {
  transform: translateY(-100%);
}

.fold-top .fold-align {
  transform: translateY(100%);
}

.fold-bottom {
  transform-origin: top center;
  transform: rotateX(120deg);
}

.fold-top {
  transform-origin: bottom center;
  transform: rotateX(-120deg);
}

.fold-content {
  width: 100%;
  height: 100%;
}

/* Image sizing - responsive design */
.fold-content img {
  /* Remove fixed sizes to allow JavaScript to control sizing */
  object-fit: contain;
  margin: 2px 0;
  display: block;
  margin-left: auto;
  margin-right: auto;
  background-color: var(--bg-secondary);
}

/* Image container + in-page lightbox */
.image-container {
  text-align: center;
  margin: 2px 0;
}

.image-container a,
.fold-image-link {
  display: inline-block;
  text-decoration: none;
  transition: transform 0.3s ease;
  overflow: hidden;
  cursor: zoom-in;
}

.image-container a:hover,
.fold-image-link:hover {
  transform: scale(1.01);
}

.fold-image {
  object-fit: contain;
  display: block;
  background-color: var(--bg-secondary);
  transition: all 0.3s ease;
  pointer-events: none;
}

body.fold-lightbox-open {
  overflow: hidden;
}

/* Minimal in-page fold lightbox */
.fold-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: grid;
  place-items: center;
  padding: clamp(0.75rem, 3vw, 1.5rem);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.fold-lightbox[hidden] {
  display: none !important;
}

.fold-lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.fold-lightbox.is-closing {
  opacity: 0;
}

.fold-lightbox__backdrop {
  position: absolute;
  inset: 0;
  cursor: pointer;
  background: rgba(10, 8, 8, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.fold-lightbox__dialog {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
  display: grid;
  gap: 0.85rem;
  transform: translateY(12px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.fold-lightbox.is-open .fold-lightbox__dialog {
  transform: translateY(0);
  opacity: 1;
}

.fold-lightbox.is-closing .fold-lightbox__dialog {
  transform: translateY(8px);
  opacity: 0;
}

.fold-lightbox__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: #fff7f5;
}

.fold-lightbox__meta {
  display: inline-flex;
  align-items: baseline;
  gap: 0.65rem;
  min-width: 0;
}

.fold-lightbox__index {
  font-family: var(--font-english, inherit);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  opacity: 0.65;
  flex-shrink: 0;
}

.fold-lightbox__caption {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.35;
  opacity: 0.9;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fold-lightbox__caption[hidden] {
  display: none !important;
}

.fold-lightbox__close {
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid rgba(255, 247, 245, 0.28);
  background: transparent;
  color: #fff7f5;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.fold-lightbox__close span,
.fold-lightbox__close span::before {
  position: absolute;
  inset: 50% auto auto 50%;
  width: 0.9rem;
  height: 1.5px;
  background: currentColor;
  transform: translate(-50%, -50%) rotate(45deg);
}

.fold-lightbox__close span::before {
  content: '';
  inset: 0;
  transform: rotate(90deg);
}

.fold-lightbox__close:hover {
  background: rgba(255, 247, 245, 0.08);
  border-color: rgba(255, 247, 245, 0.5);
}

.fold-lightbox__frame {
  position: relative;
  min-width: 0;
  background: transparent;
}

.fold-lightbox__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(72vh, 760px);
  object-fit: contain;
  background: transparent;
  opacity: 1;
  transition: opacity 0.2s ease;
}

.fold-lightbox.is-swapping .fold-lightbox__img {
  opacity: 0.35;
}

.fold-lightbox__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  direction: ltr !important;
  unicode-bidi: isolate;
}

.fold-lightbox.is-rtl .fold-lightbox__controls {
  flex-direction: row-reverse;
}

.fold-lightbox__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.35rem;
  padding: 0.45rem 1.05rem;
  border: 1px solid rgba(255, 247, 245, 0.4);
  color: #fff7f5;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.fold-lightbox__cta:hover {
  background: rgba(255, 247, 245, 0.1);
  border-color: rgba(255, 247, 245, 0.75);
}

.fold-lightbox__cta[hidden] {
  display: none !important;
}

.fold-lightbox__nav {
  min-width: 2.75rem;
  height: 2.35rem;
  padding: 0 0.75rem;
  border: 1px solid rgba(255, 247, 245, 0.28);
  background: transparent;
  color: #fff7f5;
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  transition: background 0.2s ease, border-color 0.2s ease;
  direction: ltr !important;
}

.fold-lightbox__chevron {
  width: 0.55rem;
  height: 0.55rem;
  display: block;
  border-style: solid;
  border-color: currentColor;
  border-width: 0 2px 2px 0;
  box-sizing: border-box;
}

.fold-lightbox__chevron--prev {
  transform: rotate(135deg);
  margin-left: 0.15rem;
}

.fold-lightbox__chevron--next {
  transform: rotate(-45deg);
  margin-right: 0.15rem;
}

.fold-lightbox.is-rtl .fold-lightbox__chevron--prev {
  transform: rotate(-45deg);
  margin-left: 0;
  margin-right: 0.15rem;
}

.fold-lightbox.is-rtl .fold-lightbox__chevron--next {
  transform: rotate(135deg);
  margin-right: 0;
  margin-left: 0.15rem;
}

.fold-lightbox__nav:hover {
  background: rgba(255, 247, 245, 0.08);
  border-color: rgba(255, 247, 245, 0.5);
}

@media (max-width: 520px) {
  .fold-lightbox__controls {
    justify-content: space-between;
  }

  .fold-lightbox__nav {
    flex: 1;
  }

  .fold-lightbox__img {
    max-height: 58vh;
  }
}

/* Mobile responsive image sizing with viewport-based calculations */
@media (max-width: 768px) {
  .fold-content img {
    /* Let JavaScript handle sizing, but provide fallback constraints */
    max-width: 250px;
    max-height: 250px;
    margin: 20px 0;
  }
  
  .fold-content h1 {
    margin: 0.1rem 0;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .fold-content img {
    /* Let JavaScript handle sizing, but provide fallback constraints */
    max-width: 200px;
    max-height: 200px;
    margin: 10px 0;
  }
  
  .fold-content h1 {
    margin: 0.05rem 0;
    font-size: 0.8rem;
  }
}

@media (max-width: 360px) {
  .fold-content img {
    /* Let JavaScript handle sizing, but provide fallback constraints */
    max-width: 180px;
    max-height: 180px;
    margin: 5px 0;
  }
  
  .fold-content h1 {
    margin: 0rem 0;
    font-size: 0.7rem;
  }
}

.fold-content h1 {
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 400;
  margin: 0.5rem 0;
}