/* ============================================
   Digital Archeology Theme - Vintage Decor Site
   ============================================ */

:root {
  /* Colors */
  --color-bg-primary: #0A0A0B;
  --color-bg-secondary: rgba(14, 14, 15, 0.8);
  --color-accent-green: #00FF41;
  --color-accent-copper: #B87333;
  --color-text-primary: #E0E0E0;
  --color-text-secondary: rgba(224, 224, 224, 0.7);
  --color-border: rgba(0, 255, 65, 0.3);
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Space Mono', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Border & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --border-thin: 1px solid var(--color-border);
  
  /* Shadows */
  --shadow-glow: 0 0 20px rgba(0, 255, 65, 0.2);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Glassmorphism */
  --glass-bg: rgba(10, 10, 11, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

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

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

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

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

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

h1 {
  font-size: clamp(1.4rem, 4vw, 3rem);
  font-family: var(--font-secondary);
  letter-spacing: -0.02em;
}

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

h3 {
  font-size: clamp(1rem, 2vw, 1rem);
}

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

/* ============================================
   Container & Layout
   ============================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xxl) 0;
  position: relative;
}

.section-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

.header {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-bottom: var(--border-thin);
  padding: var(--space-md) 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  position: relative;
}

.header-container nav {
  margin-left: auto;
}

.header-container .burger-btn {
  margin-left: var(--space-md);
}

.brand-name {
  font-family: var(--font-secondary);
  font-size: clamp(0.8rem, 2vw, 1.45rem);
  color: var(--color-accent-green);
  font-weight: 400;
}

.nav-menu {
  display: flex;
  gap: 15px;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  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: var(--color-accent-green);
  transition: width var(--transition-normal);
}

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

/* Burger Menu */
.burger-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  height: 30px;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 10001;
}

.burger-line {
  width: 25px;
  height: 2px;
  background: var(--color-accent-green);
  transition: all var(--transition-normal);
}

.burger-btn.active .burger-line:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

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

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

.burger-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-left: var(--border-thin);
  padding: var(--space-xxl) var(--space-lg);
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
}

.burger-menu.active {
  transform: translateX(0);
}

.burger-menu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-xxl);
}

.burger-menu-link {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-md) 0;
  border-bottom: var(--border-thin);
  display: block;
}


/* ============================================
   Hero Banner
   ============================================ */

.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xxl) 0;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: var(--space-lg);
}

.hero-text {
  margin-bottom: var(--space-xl);
}

.hero-title {
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.hero-image-wrapper {
  margin-top: var(--space-xl);
  position: relative;
  border: var(--border-thin);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.hero-image {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
}

.scan-line {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    transparent 0%,
    rgba(0, 255, 65, 0.1) 50%,
    transparent 100%
  );
  background-size: 100% 4px;
  animation: scan 3s linear infinite;
  pointer-events: none;
  opacity: 0.5;
}

.hero-image-wrapper:hover .scan-line {
  opacity: 0;
  transition: opacity var(--transition-normal);
}

@keyframes scan {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 0 100%;
  }
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  background: transparent;
  color: var(--color-text-primary);
  cursor: pointer;
  margin-top: 10px;
}

.btn:hover {
  background: var(--color-accent-green);
  color: var(--color-bg-primary);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-accent-green);
}

.btn-primary {
  background: var(--color-accent-green);
  color: var(--color-bg-primary);
  border-color: var(--color-accent-green);
}

.btn-primary:hover {
  background: transparent;
  color: var(--color-accent-green);
}

/* ============================================
   Products Grid
   ============================================ */

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

.product-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-accent-green);
}

.product-image-wrapper {
  position: relative;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

.product-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.product-description {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.product-price {
  font-family: var(--font-secondary);
  font-size: 1.5rem;
  color: var(--color-accent-copper);
  font-weight: 600;
}

.eco-impact {
  margin-top: var(--space-md);
  padding: var(--space-sm);
  background: rgba(0, 255, 65, 0.1);
  border-left: 3px solid var(--color-accent-green);
  font-size: 0.85rem;
  color: var(--color-accent-green);
}

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

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--glass-bg);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: all var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-green);
  box-shadow: 0 0 0 3px rgba(0, 255, 65, 0.1);
}

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

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

.checkbox-input {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--color-accent-green);
}

.checkbox-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

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

.footer {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-top: var(--border-thin);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-xxl);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.footer-menu {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  list-style: none;
  margin-bottom: var(--space-lg);
  justify-content: center;
}

.footer-link {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent-green);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: var(--border-thin);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

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

.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  max-width: 500px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  z-index: 2000;
  box-shadow: var(--shadow-glass);
}

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

@keyframes slideUp {
  from {
    transform: translateY(100px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

.privacy-popup-title {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  color: var(--color-accent-green);
}

.privacy-popup-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

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

.privacy-popup-btn {
  flex: 1;
  min-width: 120px;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
}

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

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

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

/* ============================================
   Content Sections
   ============================================ */

.content-section {
  margin-bottom: var(--space-xxl);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  padding-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: var(--color-accent-green);
}

.text-image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-xl);
}

.text-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.image-wrapper {
  position: relative;
  border: var(--border-thin);
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

/* ============================================
   Timeline (Provenance)
   ============================================ */

.timeline {
  position: relative;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-xxl);
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-content {
  width: 45%;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: var(--color-accent-green);
  border: 3px solid var(--color-bg-primary);
  border-radius: 50%;
  z-index: 2;
}

.timeline-date {
  font-family: var(--font-secondary);
  color: var(--color-accent-copper);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

/* ============================================
   Material Specs
   ============================================ */

.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.spec-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
}

.spec-card:hover {
  border-color: var(--color-accent-green);
  box-shadow: var(--shadow-glow);
}

.spec-title {
  font-size: 1.1rem;
  color: var(--color-accent-green);
  margin-bottom: var(--space-sm);
  font-family: var(--font-secondary);
}

.spec-list {
  list-style: none;
  margin-top: var(--space-md);
}

.spec-item {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.spec-item:last-child {
  border-bottom: none;
}

/* ============================================
   AR Visualization
   ============================================ */

.upload-area {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xxl);
  text-align: center;
  margin-top: var(--space-xl);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.upload-area:hover {
  border-color: var(--color-accent-green);
  background: rgba(0, 255, 65, 0.05);
}

.upload-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  color: var(--color-accent-green);
}

.upload-text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.upload-hint {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  opacity: 0.6;
}

/* ============================================
   Lighting Toggle
   ============================================ */

.lighting-toggle {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 100;
  display: flex;
  gap: var(--space-sm);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
}

.lighting-btn {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.lighting-btn.active {
  background: var(--color-accent-green);
  color: var(--color-bg-primary);
}

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

.error-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xxl) var(--space-md);
}

.error-code {
  font-size: clamp(4rem, 10vw, 8rem);
  font-family: var(--font-secondary);
  color: var(--color-accent-green);
  margin-bottom: var(--space-md);
}

.error-message {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--space-lg);
}

/* ============================================
   Thank You Page
   ============================================ */

.thank-you-content {
  text-align: center;
  max-width: 600px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xxl) var(--space-md);
}

.thank-you-icon {
  font-size: 4rem;
  color: var(--color-accent-green);
  margin-bottom: var(--space-lg);
}

.thank-you-title {
  margin-bottom: var(--space-md);
}

.thank-you-message {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

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

@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  
  .burger-btn {
    display: flex;
  }
  
  .burger-menu {
    display: block;
  }
  
  .burger-overlay {
    display: block;
  }
  
  .text-image-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    flex-direction: row !important;
    padding-left: var(--space-xxl);
  }
  
  .timeline-content {
    width: 100%;
  }
  
  .timeline-dot {
    left: 20px;
  }
  
  .lighting-toggle {
    bottom: var(--space-md);
    right: var(--space-md);
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-xl) 0;
  }
  
  .hero {
    min-height: 60vh;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .spec-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-menu {
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
  }
  
  .privacy-popup {
    left: var(--space-sm);
    right: var(--space-sm);
    bottom: var(--space-sm);
  }
  
  .map-container {
    height: 300px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
  
  .section-content {
    padding: 0 var(--space-sm);
  }
  
  .header-container {
    padding: 0 var(--space-sm);
  }
  
  .hero-content {
    padding: var(--space-md);
  }
  
  .product-card {
    padding: var(--space-md);
  }
}

@media (max-width: 320px) {
  html {
    font-size: 12px;
  }
  
  .btn {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
  }
}

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

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

.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);
}

.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);
}