/* CSS Variables for Brand Colors */
:root {
  --bg-primary: #0A192F;
  --text-primary: #E2E8F0;
  --text-secondary: #94A3B8;
  --text-heading: #E2E8F0;
  --accent-primary: #00F5D4;
  --accent-secondary: #FF7B00;
  --card-bg: #1E293B;
  --border-color: #334155;
  --hover-bg: #2D3748;
  
  /* Common transitions */
  --transition-fast: all 0.3s ease;
  --transition-transform: transform 0.3s ease;
  --button-gradient: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  --button-gradient-hover: linear-gradient(135deg, var(--accent-primary), #00D4B8);
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

ul {
  list-style: disc;
  padding-left: 1.5rem;
}

.nav-menu,
.footer-section ul {
  list-style: none;
  padding-left: 0;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

::selection {
  background-color: var(--accent-primary);
  color: var(--bg-primary);
}

::-moz-selection {
  background-color: var(--accent-primary);
  color: var(--bg-primary);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: 600;
  margin-bottom: 1rem;
}

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

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

/* Header Styles */
.header {
  background-color: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.navbar {
  padding: 1rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-container {
  max-width: 800px;
  margin: 0 auto;
}

.cart-item {
  background-color: var(--card-bg);
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--border-color);
}

.cart-item-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.cart-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

#chaos-logo {
  display: block;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(0, 245, 212, 0.1), transparent 70%);
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.2rem;
  transition: all 0.3s ease;
}

.nav-logo:hover {
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.logo-text {
  margin-left: 0.75rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

@media (max-width: 1024px) {
  .nav-menu {
    gap: 1rem;
  }
  
  .nav-link {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }
  
  .nav-logo {
    font-size: 1.3rem;
  }
}

.nav-link {
  font-weight: 500;
  transition: var(--transition-fast);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
}

.nav-link:hover {
  background-color: var(--hover-bg);
}

.nav-link.active {
  background-color: var(--accent-primary);
  color: var(--bg-primary);
}

.cart-link {
  background: var(--button-gradient);
  color: var(--bg-primary);
  font-weight: 600;
  border-radius: 2rem;
  padding: 0.5rem 1rem;
  white-space: nowrap;
  transition: var(--transition-fast);
}

.cart-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 245, 212, 0.3);
  background: var(--button-gradient-hover);
  color: var(--bg-primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background-color: var(--text-heading);
  margin: 3px 0;
  transition: 0.3s;
}

/* Main Content */
main {
  /* Removed min-height to prevent excessive blank space */
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0.7;
  pointer-events: none;
}

.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-primary) 0%, #1a2332 100%);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header {
  padding: 3rem 0 2rem;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header h1::selection {
  background: var(--accent-primary);
  -webkit-text-fill-color: var(--bg-primary);
  color: var(--bg-primary);
}

.page-header h1::-moz-selection {
  background: var(--accent-primary);
  color: var(--bg-primary);
}

.content-section h2 {
  margin-top: 3rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  background: var(--button-gradient);
  color: var(--bg-primary);
  padding: 1rem 2rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition-fast);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 245, 212, 0.4);
  background: var(--button-gradient-hover);
  color: var(--bg-primary);
}

/* Product Gallery */
.product-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 3rem 0;
}

.product-card {
  background-color: var(--card-bg);
  border-radius: 1rem;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border-color);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 245, 212, 0.2);
  border-color: var(--accent-primary);
}

.product-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.product-image {
  width: 100%;
  height: 250px;
  object-fit: contain;
  transition: transform 0.3s ease;
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(255, 123, 0, 0.1));
}

.product-card:hover .product-image {
  transform: scale(1.05);
}

.product-info {
  padding: 1.5rem;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-heading);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
}

/* Forms */
.form-container {
  max-width: 500px;
  margin: 2rem auto;
  padding: 2rem;
  background-color: var(--card-bg);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-heading);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 245, 212, 0.1);
}

.btn {
  background: var(--button-gradient);
  color: var(--bg-primary);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: 1rem;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 245, 212, 0.3);
  background: var(--button-gradient-hover);
  color: var(--bg-primary);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-primary);
  border: 2px solid var(--accent-primary);
}

.btn-secondary:hover {
  background: var(--accent-primary);
  color: var(--bg-primary);
}

/* Cart */
.cart-items {
  margin: 2rem 0;
}

.cart-item {
  background-color: var(--card-bg);
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--border-color);
}

.cart-item-info h4 {
  margin-bottom: 0.25rem;
}

.cart-item-price {
  font-weight: 700;
  color: var(--accent-primary);
}

.cart-total {
  text-align: right;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin: 2rem 0;
}

/* Admin Tools */
.admin-container {
  max-width: 800px;
  margin: 3rem auto;
  padding: 2rem;
}

.tool-section {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.tool-section h3 {
  margin-bottom: 1rem;
  color: var(--accent-primary);
}

/* Footer */
.footer {
  background-color: var(--card-bg);
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  color: var(--accent-primary);
  margin-bottom: 1rem;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    flex-direction: column;
    background-color: var(--bg-primary);
    width: 100%;
    text-align: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    z-index: 999;
    padding: 0.5rem 0 1rem 0;
    height: auto;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-menu li {
    margin: 0.5rem 0;
  }

  .hamburger {
    display: flex;
    cursor: pointer;
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
  }

  .hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
  }

  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero {
    min-height: 100vh;
    padding: 2rem 0;
  }
  
  .hero-content {
    padding: 1rem 0 3rem;
  }
  
  .hero p {
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
  }
  
  .cta-button {
    margin-bottom: 2rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .products-gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-container {
    padding: 0 1rem;
  }
}

@media (min-width: 769px) and (max-width: 879px) {
  .nav-menu {
    position: static;
    flex-direction: row;
    background-color: transparent;
    width: auto;
    box-shadow: none;
    gap: 0.5rem;
  }
  
  .nav-menu li {
    margin: 0;
  }
  
  .nav-link {
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
  }
  
  .logo-text {
    font-size: 1.1rem;
  }
}

@media (min-width: 880px) {
  .hamburger {
    display: none;
  }
}

/* AI Description Styles */
.ai-description {
  background-color: rgba(0, 245, 212, 0.05);
  border-left: 4px solid var(--accent-primary);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  border-radius: 0 0.5rem 0.5rem 0;
}

.ai-description p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Search Page Styles */
.search-container {
  max-width: 600px;
  margin: 0 auto;
}

.search-form {
  margin: 2rem 0;
}

.search-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 245, 212, 0.1);
}

.search-results {
  margin-top: 2rem;
  padding: 1.5rem;
  background-color: var(--card-bg);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  display: none;
}

.search-results:not(:empty) {
  display: block;
}

.searching-message {
  color: var(--accent-primary);
  font-style: italic;
  text-align: center;
}

.no-results {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.search-suggestion {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.search-suggestion a {
  color: var(--accent-primary);
  text-decoration: none;
}

.search-suggestion a:hover {
  text-decoration: underline;
}

/* Explain Chaos Styles */
.explain-chaos-container {
  max-width: 600px;
  margin: 0 auto;
}

.product-dropdown {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
}

.product-dropdown:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 245, 212, 0.1);
}

.explanation-display {
  margin-top: 2rem;
  padding: 1.5rem;
  background-color: var(--card-bg);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  min-height: 100px;
  display: none;
}

.explanation-display:not(:empty) {
  display: block;
}

.explanation-content h3 {
  color: var(--accent-primary);
  margin-bottom: 1rem;
}

.explanation-display .error {
  color: #ff6b6b;
  font-style: italic;
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-4 { margin-top: 2rem; }

/* Page-specific styles */
.page-header {
  padding: 3rem 0 2rem;
  text-align: center;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header h1::selection {
  background: var(--accent-primary);
  -webkit-text-fill-color: var(--bg-primary);
  color: var(--bg-primary);
}

.page-header h1::-moz-selection {
  background: var(--accent-primary);
  color: var(--bg-primary);
}

.content-section {
  padding: 1rem 0;
}

.single-product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 3rem 0;
}

.single-product-image-container {
  width: 100%;
  height: 400px;
  border-radius: 1rem;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(255, 123, 0, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.single-product-info h1 {
  margin-bottom: 1rem;
}

.single-product-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
}

.single-product-description {
  margin: 1.5rem 0 2rem 0;
  line-height: 1.6;
}

.single-product-description h2,
.single-product-description h3,
.single-product-description h4 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

/* Gallery Styles */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding: 2rem 0;
}

.gallery-item {
  position: relative;
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 245, 212, 0.3);
}

.gallery-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.gallery-image-container {
  position: relative;
  width: 100%;
  height: 250px;
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(255, 123, 0, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(10, 25, 47, 0.9));
  color: var(--text-heading);
  padding: 2rem 1rem 1rem;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}

.gallery-item:hover .gallery-image {
  transform: scale(1.1);
}

.gallery-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-heading);
}

.gallery-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-primary);
}

/* Explore Page Styles */
.explore-header {
  text-align: center;
  margin-bottom: 3rem;
}

.explore-header h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.explore-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.explore-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.explore-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.explore-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 300px;
}

.explore-card-link:hover .explore-card {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  border-color: var(--accent-primary);
}

.card-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card-icon {
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
}

.explore-card h2 {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.explore-card p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.card-button {
  display: inline-block;
  background: var(--button-gradient);
  color: var(--bg-primary);
  text-decoration: none;
  padding: 0.875rem 2rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.card-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 245, 212, 0.4);
  text-decoration: none;
  background: var(--button-gradient-hover);
  color: var(--bg-primary);
}

@media (max-width: 768px) {
  .explore-cards {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .explore-card {
    padding: 1.5rem;
  }
  
  .explore-header h1 {
    font-size: 2.5rem;
  }
  
  .single-product {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .single-product-image-container {
    height: 300px;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
  }
  
  .gallery-image-container {
    height: 200px;
  }
}

/* Physics Gallery */
.physics-gallery {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 1;
  opacity: 0.7;
  pointer-events: none;
}

.simulation-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.simulation-canvas {
  width: 180px;
  height: 180px;
  border: 1px solid rgba(0, 245, 212, 0.3);
  border-radius: 8px;
  background: rgba(26, 35, 50, 0.2);
  backdrop-filter: blur(2px);
}

.simulation-label {
  font-size: 0.8rem;
  color: var(--accent-primary);
  text-align: center;
  opacity: 0.8;
  font-weight: 300;
}

@media (max-width: 768px) {
  .physics-gallery {
    flex-direction: column;
    justify-content: center;
    gap: 1rem;
  }
  
  .simulation-canvas {
    width: 120px;
    height: 120px;
  }
  
  .simulation-label {
    font-size: 0.7rem;
  }
}

/* Physics Showcase Section */
.physics-showcase {
  padding: 4rem 0;
  background: linear-gradient(135deg, #1a2332 0%, var(--bg-primary) 100%);
  text-align: center;
}

.physics-showcase h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.physics-showcase p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

/* Physics Gallery */
.physics-gallery {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.simulation-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.simulation-canvas {
  width: 200px;
  height: 200px;
  border: 2px solid var(--accent-primary);
  border-radius: 12px;
  background: rgba(26, 35, 50, 0.8);
  backdrop-filter: blur(4px);
  box-shadow: 0 8px 32px rgba(0, 245, 212, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.simulation-canvas:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(0, 245, 212, 0.3);
}

.simulation-label {
  font-size: 1rem;
  color: var(--accent-primary);
  text-align: center;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .physics-gallery {
    flex-direction: column;
    gap: 2rem;
  }
  
  .simulation-canvas {
    width: 160px;
    height: 160px;
  }
  
  .simulation-label {
    font-size: 0.9rem;
  }
}

/* Breadcrumb Navigation */
.breadcrumb {
  margin-bottom: 1.5rem;
  padding: 0;
}

.breadcrumb-button {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--card-bg);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  transition: var(--transition-fast);
}

.breadcrumb-button:hover {
  background-color: var(--accent-primary);
  color: var(--bg-primary);
  border-color: var(--accent-primary);
  transform: translateY(-1px);
}