:root {
  --bg-color: #f7f5f0;
  --text-color: #2c2c2c;
  --accent-color: #1a1a1a;
  --subtle-color: #595959;
  --line-color: rgba(0, 0, 0, 0.1);
  
  --font-serif: "Playfair Display", serif;
  --font-sans: "Inter", sans-serif;
  
  --spacing-unit: 8px;
  --container-width: 1200px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.5s ease;
}

/* Real Rice Paper Texture Background */
.noise-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none;
  z-index: -1;
  /* Authentic high-res rice paper/washi texture */
  background-image: url("https://images.unsplash.com/photo-1586075010923-2dd4570fb338?q=80&w=1920&auto=format&fit=crop");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 1;
  filter: contrast(0.95) brightness(1.05); /* Soften the texture slightly */
}

/* Typography */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  margin: 0;
  line-height: 1.1;
}

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.3s ease;
}

a:hover { opacity: 0.6; }

/* Layout Utilities */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow { max-width: 700px; }

.text-center { text-align: center; }

/* Header */
.art-header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 32px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  mix-blend-mode: normal; /* Removed difference mode for better readability on light paper */
  color: var(--text-color);
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.5px;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.logo-text:hover {
  opacity: 0.7;
}

.art-nav {
  display: flex;
  gap: 32px;
  align-items: center;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.lang-btn {
  background: none;
  border: 1px solid currentColor;
  color: inherit;
  padding: 4px 12px;
  border-radius: 50px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 12px;
  transition: all 0.3s ease;
}

.lang-btn:hover {
  background: rgba(255,255,255,0.2);
}

/* Hero Section */
.art-hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.hero-content {
  opacity: 0;
  animation: fadeUp 1s ease-out forwards 0.3s;
}

.art-hero h1 {
  font-size: clamp(40px, 8vw, 100px);
  color: var(--accent-color);
  margin-bottom: 24px;
  font-style: italic;
}

.hero-divider {
  width: 1px;
  height: 60px;
  background: var(--accent-color);
  margin: 0 auto 24px;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--subtle-color);
  max-width: 500px;
  margin: 0 auto;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0.5;
}

.scroll-indicator .line {
  width: 1px;
  height: 40px;
  background: var(--text-color);
}

/* Sections */
.art-section {
  padding: 120px 0;
}

.art-label {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--subtle-color);
  margin-bottom: 16px;
}

.art-heading {
  font-size: 48px;
  margin-bottom: 32px;
}

.art-text {
  font-size: 20px;
  color: var(--text-color);
}

/* Gallery */
.art-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 64px;
}

.gallery-item {
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform 0.4s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-image-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background-color: #e5e5e5;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.gallery-image-placeholder::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(45deg, rgba(0,0,0,0.05), transparent);
}

.item-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--line-color);
  padding-bottom: 12px;
}

.item-title {
  font-family: var(--font-serif);
  font-size: 24px;
}

.item-category {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--subtle-color);
}

.item-desc {
  font-size: 15px;
  color: var(--subtle-color);
}

/* Contact / Dark Section */
.art-section.dark-mode {
  background-color: rgba(44, 44, 44, 0.9); /* Dark overlay for footer */
  backdrop-filter: blur(0);
  color: #f4f3ef;
  margin-top: 60px;
  padding-bottom: 60px;
}

.dark-mode .art-label, 
.dark-mode .art-text,
.dark-mode .footer-note {
  color: rgba(255,255,255,0.7);
}

.contact-links {
  margin-top: 40px;
}

.art-link {
  font-family: var(--font-serif);
  font-size: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.3);
  padding-bottom: 4px;
}

.footer-note {
  margin-top: 100px;
  font-size: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .art-header { padding: 24px; }
  .art-nav a { display: none; } /* Hide links on mobile for simplicity, keep logo/lang */
  .art-hero h1 { font-size: 48px; }
}