* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: url("../assets/cursors/Cursor.svg"), auto;
}

body {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #e0e0e0;
  overflow-x: hidden;
}

h1,
h2 {
  font-family: "Orbitron", sans-serif;
}

body,
p,
li {
  font-family: "Poppins", sans-serif;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 20px 120px 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

#slides-container {
  flex-grow: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease-in-out;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  position: relative;
  animation: fadeIn 0.6s ease-in-out;
}

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

/* Intro Slide */
.intro-slide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.intro-left {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.intro-right {
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 240px);
  overflow-y: auto;
  padding-right: 15px;
}

.intro-right > div {
  display: contents;
}

.intro-right::-webkit-scrollbar {
  width: 8px;
}

.intro-right::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.intro-right::-webkit-scrollbar-thumb {
  background: #00d4ff;
  border-radius: 4px;
}

.intro-right::-webkit-scrollbar-thumb:hover {
  background: #00b8e6;
}

.intro-slide h1 {
  font-size: 2.5em;
  margin-bottom: 30px;
  color: #00d4ff;
  text-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  line-height: 1.3;
}

.intro-slide p {
  font-size: 1.1em;
  line-height: 1.8;
  color: #eaeaea;
  margin-bottom: 20px;
}

.intro-image {
  width: 100%;
  max-height: 500px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.intro-media {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 15px;
  padding: 20px;
}

/* Artifact Slide */
.artifact-slide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.artifact-left {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.artifact-right {
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 240px);
  overflow-y: auto;
  padding-right: 2em;
}

.artifact-right p {
  text-align: justify;
  text-justify: inter-word;
  margin-bottom: 1em;
  line-height: 1.6;
}

.artifact-right::-webkit-scrollbar {
  width: 8px;
}

.artifact-right::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.artifact-right::-webkit-scrollbar-thumb {
  background: #00d4ff;
  border-radius: 4px;
}

.artifact-right::-webkit-scrollbar-thumb:hover {
  background: #00b8e6;
}

.artifact-number {
  display: inline-block;
  font-size: 1em;
  color: #ffd700;
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid #ffd700;
  padding: 6px 16px;
  border-radius: 9999px;
  font-weight: bold;
  margin-bottom: 15px;
  letter-spacing: 0.5px;
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
  width: fit-content;
}

.artifact-slide h2 {
  font-size: 2.5em;
  margin-bottom: 30px;
  color: #00d4ff;
  line-height: 1.3;
}

.artifact-slide p {
  font-size: 1.1em;
  line-height: 1.8;
  color: #eaeaea;
}

@keyframes royalShine {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.artifact-media {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border-radius: 15px;
  position: relative;
  background: linear-gradient(
    135deg,
    #00d4ff,
    #0099cc,
    #ffd700,
    #ffb400,
    #00b8e6
  );
  background-size: 300% 300%;
  animation: royalShine 10s ease-in-out infinite;
}

.artifact-media::before {
  content: "";
  position: absolute;
  inset: 2px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 13px;
  z-index: 0;
}

.artifact-media img,
.artifact-media video {
  position: relative;
  z-index: 1;
  width: 100%;
  max-height: 500px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.citations {
  background: rgba(255, 255, 255, 0.05);
  padding: 20px;
  border-radius: 10px;
  border-left: 4px solid #00d4ff;
  margin-top: 20px;
}

.citations h3 {
  font-size: 1em;
  color: #00d4ff;
  margin-bottom: 15px;
}

.citations ul {
  list-style: none;
}

.citations li {
  font-size: 0.9em;
  line-height: 1.6;
  margin-bottom: 10px;
  color: #a0a0a0;
}

/* Navigation */
.navigation {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: linear-gradient(to top, #1a1a2e 0%, rgba(26, 26, 46, 0.95) 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.nav-group {
  display: flex;
  gap: 10px;
}

.nav-button {
  padding: 15px 30px;
  font-size: 1.1em;
  background: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  color: white;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.nav-button:disabled {
  background: #333;
  cursor: not-allowed;
  opacity: 0.5;
}

#firstBtn,
#lastBtn {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  padding: 0;
  font-size: 1.3em;
  display: flex;
  justify-content: center;
  align-items: center;
}

.pagination {
  display: flex;
  gap: 8px;
}

.pagination-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}

.pagination-dot.active {
  background: #00d4ff;
  transform: scale(1.3);
}

.pagination-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 0.9em;
  color: #fff;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: bold;
}

.pagination-number.active {
  background: #00d4ff;
  color: #000;
  transform: scale(1.1);
}

.slide-counter {
  font-size: 1.2em;
  color: #00d4ff;
  font-weight: bold;
}

.loading {
  text-align: center;
  padding: 100px 20px;
  font-size: 1.5em;
  color: #00d4ff;
}

.plyr--video {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.plyr__control--overlaid {
  background: rgba(0, 212, 255, 0.25);
  border: 2px solid #00d4ff;
  backdrop-filter: blur(8px);
  box-shadow: 0 0 25px rgba(0, 212, 255, 0.4);
  transition: all 0.3s ease;
}

.plyr__control--overlaid svg {
  width: 40px;
  height: 40px;
}

/* Image Lightbox */
.image-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

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

.image-lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 12px;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.6);
}

.image-lightbox .close-btn {
  position: absolute;
  top: 30px;
  right: 40px;
  font-size: 2em;
  color: white;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 50%;
  padding: 8px 16px;
  transition: background 0.3s;
}

.image-lightbox .close-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Responsive */
@media (max-width: 968px) {
  .container {
    padding: 20px 20px 20px 20px;
  }

  .navigation {
    position: relative;
    margin-top: 60px;
    padding: 30px 20px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: nowrap;
  }

  .nav-group {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 8px;
  }

  .nav-button {
    flex: 1;
    min-width: 90px;
    padding: 10px 20px;
    font-size: 0.85em;
  }

  #firstBtn,
  #lastBtn {
    flex: 0 0 auto;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2em;
  }

  .pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
  }

  .pagination-number {
    width: 30px;
    height: 30px;
    font-size: 0.8em;
  }

  .artifact-slide {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .artifact-right {
    max-height: none;
    overflow-y: visible;
    padding-right: 0;
  }

  .intro-slide h1 {
    font-size: 2.5em;
  }

  .artifact-slide h2 {
    font-size: 2em;
  }

  .intro-image {
    height: 350px;
  }
}

@media (max-width: 600px) {
  .container {
    padding: 20px 15px;
  }

  .intro-slide h1 {
    font-size: 1.8em;
  }

  .artifact-slide h2 {
    font-size: 1.6em;
  }

  .intro-text,
  .artifact-slide p {
    font-size: 1em;
  }

  .nav-button {
    padding: 12px 25px;
    font-size: 0.9em;
  }

  .pagination-dot {
    width: 8px;
    height: 8px;
  }

  .intro-image {
    height: 250px;
  }
}

@media (max-width: 480px) {
  .navigation {
    gap: 16px;
  }

  .nav-button {
    padding: 8px 16px;
    font-size: 0.8em;
  }

  #firstBtn,
  #lastBtn {
    width: 45px;
    height: 45px;
    font-size: 1.1em;
  }

  .pagination-number {
    width: 26px;
    height: 26px;
    font-size: 0.75em;
  }
}