@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #fafafa;
  --color-text: #2a2a2a;
  --color-overlay: rgba(0, 0, 0, 0.3);
  --transition-smooth: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 300;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

.nav-transparent {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
}

.nav-item {
  position: relative;
  transition: var(--transition-smooth);
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--color-text);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

.nav-item:hover::after,
.nav-item.active::after {
  width: 100%;
}

.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: subtleZoom 20s ease-in-out infinite alternate;
}

@keyframes subtleZoom {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.05);
  }
}

.hero-quote {
  position: absolute;
  bottom: 15%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1.5rem;
  color: white;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  letter-spacing: 0.1em;
  animation: fadeInUp 1.5s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate(-50%, 20px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

.carousel-container {
  position: relative;
  overflow: hidden;
}

.carousel-item {
  transition: var(--transition-smooth);
  cursor: pointer;
}

.carousel-item:hover {
  transform: scale(1.02);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  padding: 2rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 3/4;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-keywords {
  color: white;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-align: center;
  padding: 1rem;
}

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.4s ease-out;
}

.lightbox.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: none;
  padding: 1.5rem 1rem;
  cursor: pointer;
  font-size: 1.5rem;
  transition: var(--transition-smooth);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: 2rem;
}

.lightbox-next {
  right: 2rem;
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  z-index: 2001;
  transition: var(--transition-smooth);
}

.lightbox-close:hover {
  transform: rotate(90deg);
}

.detail-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 4rem;
  min-height: calc(100vh - 80px);
  align-items: center;
}

.detail-image {
  width: 100%;
  height: auto;
  cursor: zoom-in;
}

.detail-text h2 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.detail-text p {
  font-size: 1rem;
  line-height: 1.8;
  letter-spacing: 0.05em;
  color: #666;
}

footer {
  text-align: center;
  padding: 3rem 0;
  color: #999;
  font-size: 0.9rem;
  letter-spacing: 0.2em;
}

@media (max-width: 768px) {
  .hero-quote {
    font-size: 1rem;
    bottom: 10%;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1rem;
  }
  
  .detail-container {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 1rem;
  }
  
  .lightbox-nav {
    padding: 1rem 0.5rem;
    font-size: 1.2rem;
  }
  
  .lightbox-prev {
    left: 0.5rem;
  }
  
  .lightbox-next {
    right: 0.5rem;
  }
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

.slide-up {
  animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}