/* 
 * Ethereal Wardrobe - Global Styles
 * Design Philosophy: Minimalism, Art Gallery, Neutral Tones
 */

:root {
  /* Color Palette */
  --color-bg: #fdfcf8; /* 暖白/米色背景 */
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #595959;
  --color-accent: #8c8c8c;
  --color-overlay: rgba(0, 0, 0, 0.4);
  
  /* Typography */
  --font-sans: "Helvetica Neue", "Noto Sans SC", "PingFang SC", "HarmonyOS Sans SC", sans-serif;
  --font-serif: "Georgia", "Songti SC", "SimSun", serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;
  
  /* Transitions */
  --transition-smooth: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast: all 0.3s ease-out;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  opacity: 0;
  animation: pageFadeIn 1s ease-out forwards;
}

a {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

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

ul {
  list-style: none;
}

/* Typography Utilities */
.text-serif { font-family: var(--font-serif); }
.text-center { text-align: center; }
.text-uppercase { text-transform: uppercase; letter-spacing: 0.1em; }
.font-light { font-weight: 300; }

h1, h2, h3 {
  font-weight: 400;
  letter-spacing: -0.02em;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  margin-bottom: var(--spacing-xs);
  position: relative;
  display: inline-block;
}

.section-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-lg);
  display: block;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: var(--spacing-md) var(--spacing-lg);
  z-index: 1000;
  display: flex;
  justify-content: center; /* Center alignment as requested */
  align-items: center;
  mix-blend-mode: difference; /* Ensure visibility on light/dark images */
  color: #fff;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.9rem;
  font-weight: 300;
  letter-spacing: 0.15em;
}

.nav-item {
  position: relative;
  padding: var(--spacing-xs) 0;
  transition: opacity 0.3s ease;
}

.nav-item:hover {
  opacity: 0.7;
}

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

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

.nav-separator {
  opacity: 0.5;
  font-weight: 100;
}

/* Home - Hero Carousel */
.hero-section {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

.carousel-track {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  z-index: 1;
}

.carousel-slide.active {
  opacity: 1;
  z-index: 2;
}

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

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  text-align: center;
  color: #fff;
  width: 80%;
  text-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  margin-bottom: var(--spacing-sm);
  font-weight: 300;
  opacity: 0;
  transform: translateY(20px);
  animation: slideUpFade 1s 0.5s forwards;
}

.hero-subtitle {
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  font-weight: 300;
  opacity: 0;
  transform: translateY(20px);
  animation: slideUpFade 1s 0.8s forwards;
}

.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  color: #fff;
  animation: bounce 2s infinite;
  cursor: pointer;
  mix-blend-mode: difference;
}

/* Content Sections */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

/* Intro Section */
.intro-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.intro-text h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.intro-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

/* Preview Grid */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.preview-card {
  position: relative;
  aspect-ratio: 1 / 1; /* Square */
  overflow: hidden;
  cursor: pointer;
}

.preview-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.preview-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-fast);
  color: #fff;
}

.preview-card:hover img {
  transform: scale(1.1);
}

.preview-card:hover .preview-overlay {
  opacity: 1;
}

.preview-link {
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid #fff;
  padding-bottom: 4px;
}

/* Gallery Page */
.filter-bar {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.filter-tag {
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  cursor: default;
  padding: 4px 8px;
  position: relative;
}
.filter-tag::after {
  content: "·";
  margin-left: var(--spacing-md);
  opacity: 0.3;
}
.filter-tag:last-child::after {
  display: none;
}

.masonry-grid {
  column-count: 3;
  column-gap: var(--spacing-md);
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  display: block;
  transition: transform 0.8s ease;
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-fast);
}

.gallery-text {
  color: #fff;
  font-weight: 300;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
  transform: translateY(10px);
  transition: var(--transition-fast);
}

.gallery-item:hover img {
  transform: scale(1.05);
}
.gallery-item:hover .gallery-overlay {
  opacity: 1;
}
.gallery-item:hover .gallery-text {
  transform: translateY(0);
}

/* Inspiration Page */
.story-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  align-items: center;
}

.story-block:nth-child(even) {
  direction: rtl; /* Alternate layout */
}
.story-block:nth-child(even) .story-content {
  direction: ltr;
}

.story-image {
  width: 100%;
  height: 100%;
  min-height: 400px;
  object-fit: cover;
}

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

.story-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.story-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  text-align: justify;
}
.story-text::first-letter {
  font-family: var(--font-serif);
  font-size: 3rem;
  float: left;
  line-height: 0.8;
  margin-right: 0.5rem;
  margin-top: 0.2rem;
  color: var(--color-text-primary);
}

/* Footer */
.site-footer {
  padding: var(--spacing-md) 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
  margin-top: auto;
  border-top: 1px solid rgba(0,0,0,0.05);
}

/* Animations */
@keyframes pageFadeIn {
  to { opacity: 1; }
}

@keyframes slideUpFade {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0); }
  40% { transform: translate(-50%, -10px); }
  60% { transform: translate(-50%, -5px); }
}

/* Responsive */
@media (max-width: 1024px) {
  :root {
    --spacing-xl: 4rem;
  }
  .preview-grid {
    grid-template-columns: repeat(2, 1fr); /* 2 cols on tablet */
  }
  .preview-card:nth-child(3) {
    grid-column: span 2; /* Full width for last item */
  }
  .preview-card:nth-child(3) img {
    aspect-ratio: 2/1;
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
  }
  
  .navbar {
    padding: var(--spacing-sm);
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(5px);
  }
  
  .hero-title { font-size: 2.5rem; }
  .section-title { font-size: 1.5rem; }
  
  .preview-grid {
    grid-template-columns: 1fr;
  }
  .preview-card:nth-child(3) {
    grid-column: auto;
  }
  
  .masonry-grid {
    column-count: 1;
  }
  
  .story-block, .story-block:nth-child(even) {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    direction: ltr;
  }
  
  .story-image {
    min-height: 300px;
  }
}

/* Utility */
.hide { display: none; }
.fade-in { animation: pageFadeIn 1s forwards; }

/* Dynamic Slots */
[data-slot="content-slot"] {
  min-height: 50px;
  /* Visual guide for dev, hidden in prod if needed */
  /* border: 1px dashed #ccc; */ 
}