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

:root {
  --color-white: #ffffff;
  --color-black: #1a1a1a;
  --color-gray-light: #f5f5f5;
  --color-gray: #9e9e9e;
  --color-gray-dark: #616161;
  --color-beige: #e8e2d9;
  --color-accent: #d4a5a5;
  --color-accent-blue: #a8c5d1;
  --color-accent-mint: #b8d4c8;
  --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-soft: 0 4px 16px rgba(0, 0, 0, 0.08);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  padding: 1.2rem 5%;
  transition: var(--transition-smooth);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-black);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-black);
  transition: var(--transition-smooth);
}

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

.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  margin-top: 60px;
}

.hero-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-caption {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--color-white);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  z-index: 10;
}

.hero-caption h1 {
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: 3px;
  margin-bottom: 1rem;
}

.preview-section {
  padding: 8rem 5%;
  background: var(--color-gray-light);
}

.preview-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
}

.preview-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: 2px;
  transition: var(--transition-smooth);
}

.preview-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-soft);
}

.preview-item img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.preview-item:hover img {
  transform: scale(1.05);
}

.preview-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  color: var(--color-white);
  font-size: 1.3rem;
  font-weight: 300;
  letter-spacing: 1px;
  opacity: 0;
  transition: var(--transition-smooth);
}

.preview-item:hover .preview-label {
  opacity: 1;
}

.category-filters {
  max-width: 1400px;
  margin: 2rem auto 4rem;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.8rem 2rem;
  background: transparent;
  border: 1px solid var(--color-gray);
  color: var(--color-gray-dark);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

.gallery {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.gallery-item {
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.gallery-item img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.gallery-title {
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 0.8rem;
  letter-spacing: 1px;
}

.gallery-desc {
  font-size: 0.9rem;
  color: var(--color-gray-dark);
  text-align: center;
  line-height: 1.5;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  backdrop-filter: blur(8px);
}

.modal.active {
  display: flex;
}

.modal-content {
  display: flex;
  max-width: 1200px;
  width: 100%;
  background: var(--color-white);
  border-radius: 4px;
  overflow: hidden;
  animation: modalFadeIn 0.4s ease;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-image {
  flex: 1.2;
  position: relative;
}

.modal-image img {
  width: 100%;
  height: 600px;
  object-fit: cover;
}

.modal-text {
  flex: 1;
  padding: 3rem;
  overflow-y: auto;
  max-height: 600px;
}

.modal-title {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
}

.modal-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-gray-dark);
  margin-bottom: 2rem;
}

.modal-details {
  list-style: none;
}

.modal-details li {
  font-size: 0.95rem;
  color: var(--color-gray-dark);
  margin-bottom: 0.8rem;
  padding-left: 1.5rem;
  position: relative;
}

.modal-details li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.modal-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  width: 40px;
  height: 40px;
  background: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  z-index: 10;
}

.modal-close:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.story-intro {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 60px;
}

.story-intro img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7);
}

.story-quote {
  position: relative;
  z-index: 10;
  color: var(--color-white);
  font-size: 2.5rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 2px;
  text-align: center;
  padding: 0 2rem;
}

.story-section {
  padding: 8rem 5%;
}

.story-block {
  max-width: 1200px;
  margin: 0 auto 8rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.story-block:nth-child(even) {
  direction: rtl;
}

.story-block:nth-child(even) > * {
  direction: ltr;
}

.story-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: 2px;
}

.story-text h2 {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
}

.story-text p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-gray-dark);
}

.story-ending {
  width: 100%;
  height: 60vh;
  overflow: hidden;
}

.story-ending img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer {
  padding: 2rem 5%;
  text-align: center;
  background: var(--color-gray-light);
}

.footer p {
  font-size: 0.85rem;
  color: var(--color-gray);
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .nav-links {
    gap: 1.5rem;
  }

  .hero-caption h1 {
    font-size: 2rem;
  }

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

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

  .modal-content {
    flex-direction: column;
  }

  .modal-text {
    max-height: 400px;
  }

  .story-block {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .story-quote {
    font-size: 1.5rem;
  }
}