/* ============================================
   Neo-Classical Gallery - Editorial Futurism
   Vintage Decor Sourcing Website
   ============================================ */

:root {
  /* Color Palette */
  --color-parchment: #FDFCF8;
  --color-ink-black: #1A1A1A;
  --color-burnished-gold: #8C7851;
  --color-heritage-red: #E63946;
  --color-white: #FFFFFF;
  --color-light-gray: #F5F5F5;
  --color-medium-gray: #CCCCCC;
  --color-dark-gray: #666666;
  
  /* Typography */
  --font-primary: 'Playfair Display', serif;
  --font-secondary: 'Inter', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;
  --font-size-6xl: 4.5rem;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
  --border-thin: 1px solid var(--color-ink-black);
  --border-thick: 2px solid var(--color-ink-black);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(26, 26, 26, 0.05);
  --shadow-md: 0 4px 6px rgba(26, 26, 26, 0.1);
  --shadow-lg: 0 10px 25px rgba(26, 26, 26, 0.15);
  --shadow-xl: 0 20px 40px rgba(26, 26, 26, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1400px;
  --header-height: 80px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

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

body {
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-ink-black);
  background-color: var(--color-parchment);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-burnished-gold);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition-base);
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

h1 {
  font-size: clamp(1.5rem, 4vw, 3rem);
}

h2 {
  font-size: clamp(1.2rem, 3vw, 2rem);
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
}

h4 {
  font-size: clamp(1rem, 1vw, 1rem);
}

p {
  margin-bottom: var(--space-md);
}

/* ============================================
   Header
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-lg) var(--space-xl);
  background-color: var(--color-parchment);
  border-bottom: var(--border-thin);
  z-index: 1000;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-xl);
}

.brand-name {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-ink-black);
}

.nav-menu {
  display: flex;
  gap: var(--space-xl);
  list-style: none;
  align-items: center;
}

.nav-link {
  font-size: var(--font-size-base);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: var(--space-sm) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-burnished-gold);
  transition: width var(--transition-base);
}

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

.burger-button {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  height: 30px;
  padding: 0;
  background: transparent;
  border: none;
  z-index: 10001;
  cursor: pointer;
  order: 999;
}

.burger-line {
  width: 100%;
  height: 2px;
  background-color: var(--color-ink-black);
  transition: all var(--transition-base);
}

.burger-button.active .burger-line:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.burger-button.active .burger-line:nth-child(2) {
  opacity: 0;
}

.burger-button.active .burger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.burger-button.active {
  display: none;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-parchment);
  padding: var(--space-2xl);
  z-index: 9999;
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
}

.mobile-menu.active {
  display: block;
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-lg);
  border-bottom: var(--border-thin);
  position: relative;
  z-index: 10000;
}

.mobile-menu-close {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 2rem;
  color: var(--color-ink-black);
  line-height: 1;
  padding: 0;
}

.mobile-menu-close:hover {
  color: var(--color-burnished-gold);
}

.mobile-nav-menu {
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-lg);
  list-style: none;
  padding: 0;
  margin: 0;
  width: 100%;
  display: flex;
}

.mobile-nav-menu li {
  width: 100%;
  display: block;
}

.mobile-nav-menu .nav-link {
  font-size: var(--font-size-xl);
  color: var(--color-ink-black);
  display: block;
  width: 100%;
  padding: var(--space-md) 0;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 26, 26, 0.1);
}

.mobile-nav-menu .nav-link:hover {
  color: var(--color-burnished-gold);
  border-bottom-color: var(--color-burnished-gold);
}

.mobile-nav-menu .nav-link::after {
  display: none;
}

/* ============================================
   Hero Banners (Full-Width)
   ============================================ */

.hero-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--color-ink-black);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  width: 100%;
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  color: var(--color-white);
}

.hero-title {
  font-family: var(--font-primary);
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-white);
  text-shadow: 2px 2px 15px rgba(0, 0, 0, 0.7);
}

.hero-subtitle {
  font-size: clamp(var(--font-size-base), 1.8vw, var(--font-size-lg));
  font-weight: 300;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  opacity: 0.95;
  text-shadow: 1px 1px 8px rgba(0, 0, 0, 0.6);
}

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
  z-index: 1;
}

.hero-text-overlay {
  position: relative;
  z-index: 3;
  padding: var(--space-xl);
  background: rgba(26, 26, 26, 0.7);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  max-width: 800px;
  margin: 0 auto;
}

/* ============================================
   Main Content
   ============================================ */

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4xl) var(--space-xl);
}

.content-section {
  margin-bottom: var(--space-4xl);
  padding: var(--space-3xl) var(--space-xl);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-3xl);
  position: relative;
  padding-bottom: var(--space-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background-color: var(--color-burnished-gold);
}

.section-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  align-items: center;
}

.text-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-lg);
}

.image-content {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  aspect-ratio: 16/10;
  max-width: 100%;
}

.image-content img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.image-content:hover img {
  transform: scale(1.03);
}

/* ============================================
   Chronological Timeline Navigation
   ============================================ */

.timeline-container {
  position: fixed;
  right: var(--space-xl);
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.timeline-line {
  width: 2px;
  height: 400px;
  background: linear-gradient(to bottom, var(--color-burnished-gold), var(--color-ink-black));
  position: relative;
}

.timeline-marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-burnished-gold);
  border: 2px solid var(--color-parchment);
  cursor: pointer;
  transition: all var(--transition-base);
}

.timeline-marker:hover {
  transform: translateX(-50%) scale(1.5);
  background-color: var(--color-heritage-red);
}

.timeline-marker.active {
  background-color: var(--color-heritage-red);
  box-shadow: 0 0 10px rgba(230, 57, 70, 0.5);
}

.timeline-label {
  position: absolute;
  right: 20px;
  transform: translateY(-50%);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-ink-black);
  white-space: nowrap;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.timeline-marker:hover .timeline-label,
.timeline-marker.active .timeline-label {
  opacity: 1;
}

.timeline-marker[data-year="1920"] { top: 0%; }
.timeline-marker[data-year="1950"] { top: 25%; }
.timeline-marker[data-year="1980"] { top: 50%; }
.timeline-marker[data-year="2000"] { top: 75%; }
.timeline-marker[data-year="2020"] { top: 100%; }

/* ============================================
   Product Cards
   ============================================ */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.product-card {
  background-color: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-burnished-gold);
}

.product-image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image {
  transform: scale(1.1);
}

.product-info {
  padding: var(--space-lg);
}

.product-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
}

.product-description {
  font-size: var(--font-size-sm);
  color: var(--color-dark-gray);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.product-price {
  font-family: var(--font-primary);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-burnished-gold);
}

.product-tag {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: var(--space-xs) var(--space-md);
  background-color: var(--color-heritage-red);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
}

/* ============================================
   Forms
   ============================================ */

.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-3xl);
  background-color: var(--color-white);
  border: var(--border-thin);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
  color: var(--color-ink-black);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  background-color: var(--color-parchment);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-burnished-gold);
  box-shadow: 0 0 0 3px rgba(140, 120, 81, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.form-checkbox {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-burnished-gold);
}

.form-checkbox-label {
  font-size: var(--font-size-sm);
  line-height: 1.5;
  cursor: pointer;
}

.submit-button {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-white);
  background-color: var(--color-ink-black);
  border: var(--border-thick);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  margin-top: var(--space-lg);
}

.submit-button:hover {
  background-color: var(--color-burnished-gold);
  color: white;
  border-color: var(--color-burnished-gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ============================================
   Google Maps
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  margin-top: var(--space-2xl);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  background-color: var(--color-ink-black);
  color: var(--color-white);
  padding: var(--space-3xl) var(--space-xl);
  margin-top: var(--space-4xl);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2xl);
}

.footer-section h4 {
  font-family: var(--font-primary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  color: var(--color-burnished-gold);
}

.footer-menu {
  list-style: none;
}

.footer-menu li {
  margin-bottom: var(--space-sm);
}

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--color-medium-gray);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-burnished-gold);
}

.footer-contact {
  font-size: var(--font-size-sm);
  color: var(--color-medium-gray);
  line-height: 1.8;
}

.footer-bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-medium-gray);
}

/* ============================================
   Privacy Policy Popup
   ============================================ */

.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  max-width: 600px;
  width: calc(100% - 2 * var(--space-xl));
  padding: var(--space-xl);
  background-color: var(--color-white);
  border: var(--border-thick);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: 10000;
}

.privacy-popup.active {
  display: block;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.privacy-popup-content {
  margin-bottom: var(--space-lg);
}

.privacy-popup-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-md);
}

.privacy-popup-text {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.privacy-popup-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

.privacy-button {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

.privacy-button.accept {
  background-color: var(--color-ink-black);
  color: var(--color-white);
}

.privacy-button.accept:hover {
  background-color: var(--color-burnished-gold);
  border-color: var(--color-burnished-gold);
}

.privacy-button.decline {
  background-color: transparent;
  color: var(--color-ink-black);
}

.privacy-button.decline:hover {
  background-color: var(--color-light-gray);
}

/* ============================================
   Utility Classes
   ============================================ */

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

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

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

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.date {
  font-size: var(--font-size-sm);
  color: var(--color-dark-gray);
  font-style: italic;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  
  .burger-button {
    display: flex;
  }
  
  .burger-button.active {
    display: none;
  }
  
  .mobile-menu {
    display: none;
  }
  
  .mobile-menu.active {
    display: block;
  }
  
  .timeline-container {
    display: none;
  }
  
  .hero-content {
    padding: var(--space-2xl) var(--space-lg);
  }
  
  .section-content {
    grid-template-columns: 1fr;
    max-width: 100%;
    padding: 0 var(--space-lg);
  }
  
  .image-content {
    order: -1;
    max-width: 100%;
  }
  
  .content-section {
    padding: var(--space-2xl) var(--space-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .site-header {
    padding: var(--space-md) var(--space-lg);
  }
  
  .brand-name {
    font-size: var(--font-size-xl);
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  main {
    padding: var(--space-2xl) var(--space-lg);
  }
  
  .content-section {
    margin-bottom: var(--space-2xl);
    padding: var(--space-xl) 0;
  }
  
  .form-container {
    padding: var(--space-xl) var(--space-lg);
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .hero-content {
    padding: var(--space-lg) var(--space-md);
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  main {
    padding: var(--space-xl) var(--space-md);
  }
  
  .form-container {
    padding: var(--space-lg) var(--space-md);
  }
  
  .privacy-popup {
    width: calc(100% - 2 * var(--space-md));
    padding: var(--space-lg);
  }
}

@media (max-width: 320px) {
  .brand-name {
    font-size: var(--font-size-lg);
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .content-section {
    padding: var(--space-lg) 0;
  }
}

/* ============================================
   Hover Effects & Animations
   ============================================ */

.hover-zoom {
  position: relative;
  overflow: hidden;
}

.hover-zoom::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
  z-index: 2;
  pointer-events: none;
}

.hover-zoom:hover::before {
  width: 300px;
  height: 300px;
}

.fade-in {
  animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   Grid Distortion Effect
   ============================================ */

.grid-distort {
  transition: transform var(--transition-slow);
}

.grid-distort:hover {
  transform: perspective(1000px) rotateX(2deg) rotateY(-2deg);
}

/* ============================================
   404 Page
   ============================================ */

.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
}

.error-code {
  font-family: var(--font-primary);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 700;
  color: var(--color-burnished-gold);
  margin-bottom: var(--space-lg);
}

.error-message {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2xl);
  max-width: 600px;
}