@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
  --color-primary: #000000;
  --color-secondary: #ffffff;
  --color-accent: #990000;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-bg: #f8f8f8;
  --font-primary: 'Noto Sans SC', sans-serif;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --border-radius: 4px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-accent);
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-link {
  font-weight: 400;
  color: var(--color-text);
  cursor: pointer;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.3s ease;
}

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

.hero {
  height: 100vh;
  position: relative;
  overflow: hidden;
}

.carousel {
  height: 100%;
  position: relative;
}

.carousel-item {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.carousel-item.active {
  opacity: 1;
}

.carousel-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--color-secondary);
  z-index: 10;
}

.hero-title {
  font-size: 3rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-lg);
}

.cta-button {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  background-color: transparent;
  border: 1px solid var(--color-secondary);
  color: var(--color-secondary);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  transition: var(--transition);
  cursor: pointer;
}

.cta-button:hover {
  background-color: var(--color-secondary);
  color: var(--color-primary);
}

.section {
  padding: var(--spacing-lg) 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 300;
  margin-bottom: var(--spacing-lg);
  letter-spacing: 0.1em;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background-color: var(--color-secondary);
  aspect-ratio: 3/4;
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-image {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  color: var(--color-secondary);
  padding: var(--spacing-md);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}

.gallery-title {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.gallery-description {
  font-size: 0.9rem;
  opacity: 0.9;
}

.filter-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.filter-tab {
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: transparent;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  border-color: var(--color-primary);
}

.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.item-card {
  background-color: var(--color-secondary);
  overflow: hidden;
  transition: var(--transition);
}

.item-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.item-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.item-content {
  padding: var(--spacing-md);
}

.item-title {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.item-description {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

.blog-list {
  display: grid;
  gap: var(--spacing-lg);
}

.blog-card {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-md);
  background-color: var(--color-secondary);
  overflow: hidden;
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateX(10px);
}

.blog-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-content {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-title {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
}

.blog-excerpt {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.footer {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  text-align: center;
  padding: var(--spacing-md) 0;
}

@media (max-width: 768px) {
  .nav-menu {
    gap: var(--spacing-sm);
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .gallery {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
  }

  .blog-card {
    grid-template-columns: 1fr;
  }

  .items-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .nav-menu {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .items-grid {
    grid-template-columns: 1fr;
  }
}