/* SceneReferences - Expandable References Tab */

/* Scene container */
.sceneReferences {
  position: relative;
  width: 100vw;
  min-height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 6vh 0 15vh 0;
  gap: 5vh;
  background: #0a0a0c;
  z-index: 2000;
}

/* About This Project section */
.sceneReferences__about {
  max-width: 650px;
  padding: 2rem 2.5rem;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  
  /* Gentle fade-in */
  animation: fadeInAbout 1.2s ease-out forwards;
}

@keyframes fadeInAbout {
  from {
    opacity: 0;
    transform: translateY(25px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.sceneReferences__about-title {
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 1.2rem 0;
  letter-spacing: 0.02em;
}

.sceneReferences__about-text {
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin: 0;
}

.sceneReferences__about-text p {
  margin: 0;
}

.sceneReferences__about-text p + p {
  margin-top: 1rem;
}

.sceneReferences__about-text a {
  color: rgba(180, 200, 255, 0.85);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

.sceneReferences__about-text a:hover {
  color: rgba(200, 220, 255, 1);
  text-decoration: underline;
}

/* References tab button - cute, academic */
.sceneReferences__tab {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.8rem;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  cursor: pointer;
  
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.02em;
  
  transition: all 0.3s ease;
  
  /* Gentle fade-in animation */
  animation: fadeInTab 1s ease-out forwards;
}

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

.sceneReferences__tab:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.sceneReferences__tab-icon {
  font-size: 1.1rem;
}

/* Expanded panel */
.sceneReferences__panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 0;
  overflow: hidden;
  background: rgba(15, 15, 18, 0.96);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 9999;
  
  transition: max-height 0.5s ease, padding 0.5s ease;
}

.sceneReferences__panel.open {
  max-height: 80vh;
  padding: 2rem 0;
  overflow-y: auto;
}

/* Panel inner content */
.sceneReferences__panel-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Close button */
.sceneReferences__close {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1.5rem;
}

.sceneReferences__close-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  cursor: pointer;
  
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  
  transition: all 0.2s ease;
}

.sceneReferences__close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.9);
}

/* References heading */
.sceneReferences__heading {
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1.6rem;
  font-weight: 600;
  color: white;
  margin-bottom: 2rem;
  text-align: center;
  letter-spacing: 0.02em;
}

/* References list */
.sceneReferences__list {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

/* Individual reference entry */
.sceneReferences__entry {
  font-family: Helvetica, 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  padding-left: 2rem;
  text-indent: -2rem;
}

.sceneReferences__entry a {
  color: rgba(180, 200, 255, 0.9);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

.sceneReferences__entry a:hover {
  color: rgba(200, 220, 255, 1);
  text-decoration: underline;
}

/* Scrollbar styling for panel */
.sceneReferences__panel::-webkit-scrollbar {
  width: 6px;
}

.sceneReferences__panel::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

.sceneReferences__panel::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

.sceneReferences__panel::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .sceneReferences__tab {
    padding: 0.8rem 1.4rem;
    font-size: 0.9rem;
  }
  
  .sceneReferences__panel.open {
    max-height: 85vh;
  }
  
  .sceneReferences__panel-inner {
    padding: 0 1.2rem;
  }
  
  .sceneReferences__heading {
    font-size: 1.4rem;
  }
  
  .sceneReferences__entry {
    font-size: 0.9rem;
    padding-left: 1.5rem;
    text-indent: -1.5rem;
  }
}