/* ============================================
   ORGANIC BRUTALISM DESIGN SYSTEM
   Pottery & Ceramics Studio
   ============================================ */

:root {
  /* Color Palette */
  --obsidian-ash: #121212;
  --liquid-chrome: #EBEBEB;
  --terracotta-neon: #FF4D00;
  --glaze-mint: #D1FFE8;
  --clay-brown: #8B4513;
  --kiln-glow: #FF6B35;
  
  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* Layout */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
  
  /* Kiln Glow Effect */
  --kiln-intensity: 0;
}

/* ============================================
   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-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--liquid-chrome);
  background-color: var(--obsidian-ash);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Kiln Glow Effect */
body.kiln-active {
  --kiln-intensity: 1;
}

body.kiln-active img {
  filter: brightness(1.2) contrast(1.1);
  border: 2px solid rgba(255, 77, 0, 0.6);
  box-shadow: 0 0 20px rgba(255, 77, 0, 0.4);
}

body.kiln-active .hero-banner,
body.kiln-active .section-banner {
  filter: brightness(1.3) contrast(1.2);
}

body.kiln-active h1,
body.kiln-active h2,
body.kiln-active h3 {
  text-shadow: 0 0 10px rgba(255, 77, 0, 0.5);
  filter: blur(0.5px);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(1.5rem, 8vw, 5rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.3rem, 6vw, 3.5rem);
}

h3 {
  font-size: clamp(1rem, 4vw, 2.5rem);
}

p {
  margin-bottom: var(--space-sm);
  font-size: clamp(1rem, 2vw, 1.125rem);
}

a {
  color: var(--terracotta-neon);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--kiln-glow);
}

/* ============================================
   HEADER
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-md);
  background: rgba(18, 18, 18, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--liquid-chrome);
  z-index: 100002;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-md);
  position: relative;
}

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: var(--liquid-chrome);
}

.nav-menu {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
}

.nav-menu li {
  position: relative;
}

.nav-menu a {
  color: var(--liquid-chrome);
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  display: block;
  transition: color var(--transition-base);
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.nav-menu a:hover {
  color: var(--terracotta-neon);
}

/* Burger Menu */
.burger-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-xs);
  cursor: pointer;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  z-index: 100003;
  transition: all var(--transition-base);
  order: 999;
  position: relative;
}

.burger-toggle:hover {
  border-color: var(--terracotta-neon);
}

.burger-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--liquid-chrome);
  transition: all var(--transition-base);
}

.burger-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.burger-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-nav {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: rgba(18, 18, 18, 0.98);
  backdrop-filter: blur(20px);
  z-index: 100001;
  padding: var(--space-xl) var(--space-md);
  overflow-y: auto;
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.5);
  visibility: hidden;
  opacity: 0;
}

.mobile-nav.active {
  transform: translateX(0);
  visibility: visible;
  opacity: 1;
}

.mobile-nav.active .nav-menu {
  display: flex !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.mobile-nav.active .nav-menu li {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.mobile-nav.active .nav-menu a {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  color: var(--liquid-chrome) !important;
}

.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  z-index: 99999;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-nav-overlay.active {
  display: block;
  opacity: 1;
}

.mobile-nav .nav-menu {
  display: flex !important;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  list-style: none;
  padding: 0;
  width: 100%;
}

.mobile-nav .nav-menu li {
  border-bottom: 1px solid rgba(235, 235, 235, 0.1);
  padding-bottom: var(--space-sm);
  width: 100%;
  display: block;
}

.mobile-nav .nav-menu a {
  font-size: 1.25rem;
  padding: var(--space-sm) 0;
  display: block;
  color: var(--liquid-chrome) !important;
  text-decoration: none;
  width: 100%;
  transition: color var(--transition-base);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-nav .nav-menu a:hover,
.mobile-nav .nav-menu a:focus {
  color: var(--terracotta-neon) !important;
}

/* Kiln Toggle Button */
.kiln-toggle {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  background: var(--terracotta-neon);
  color: var(--obsidian-ash);
  border: none;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  z-index: 999;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
}

.kiln-toggle:hover {
  background: var(--kiln-glow);
  transform: scale(1.05);
}

.kiln-toggle.active {
  background: var(--glaze-mint);
  color: var(--obsidian-ash);
}

/* ============================================
   HERO BANNERS (Full Width)
   ============================================ */

.hero-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  height: 70vh;
  min-height: 400px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-lg);
  background: rgba(18, 18, 18, 0.9);
  backdrop-filter: blur(15px);
  max-width: 800px;
  margin: 0 var(--space-md);
  border: 2px solid var(--liquid-chrome);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.hero-content h1 {
  color: var(--liquid-chrome);
  margin-bottom: var(--space-md);
}

.hero-content p {
  color: var(--liquid-chrome);
  font-size: clamp(1.125rem, 3vw, 1.5rem);
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-md);
}

.section-header h2 {
  color: var(--liquid-chrome);
  margin-bottom: var(--space-sm);
}

.section-header p {
  color: rgba(235, 235, 235, 0.8);
  max-width: 700px;
  margin: 0 auto;
}

/* Section Banners */
.section-banner {
  position: relative;
  width: 100%;
  max-width: 900px;
  height: 300px;
  margin: var(--space-lg) auto;
  overflow: hidden;
  border: 2px solid var(--liquid-chrome);
}

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

.section-banner:hover img {
  transform: scale(1.05);
}

/* Grid Layouts */
.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) auto;
  max-width: 1200px;
  padding: 0 var(--space-md);
}

.content-card {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-md);
  transition: all var(--transition-base);
}

.content-card:hover {
  border-color: var(--terracotta-neon);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.content-card h3 {
  color: var(--liquid-chrome);
  margin-bottom: var(--space-sm);
}

.content-card p {
  color: rgba(235, 235, 235, 0.8);
}

/* ============================================
   PRODUCTS
   ============================================ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) auto;
  max-width: 1200px;
  padding: 0 var(--space-md);
}

.product-card {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  overflow: hidden;
  transition: all var(--transition-base);
}

.product-card:hover {
  border-color: var(--terracotta-neon);
  transform: translateY(-4px);
}

.product-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

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

.product-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--liquid-chrome);
  margin-bottom: var(--space-sm);
}

.product-description {
  color: rgba(235, 235, 235, 0.8);
  margin-bottom: var(--space-sm);
}

.product-price {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--terracotta-neon);
}

/* ============================================
   CONTACT FORM
   ============================================ */

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.contact-form {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-lg);
}

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

.form-group label {
  display: block;
  color: var(--liquid-chrome);
  margin-bottom: var(--space-xs);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm);
  background: rgba(235, 235, 235, 0.1);
  border: 2px solid var(--liquid-chrome);
  color: var(--liquid-chrome);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--terracotta-neon);
}

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

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

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
}

.checkbox-group label {
  font-weight: normal;
  text-transform: none;
  font-size: 0.875rem;
}

.submit-button {
  background: var(--terracotta-neon);
  color: var(--obsidian-ash);
  border: none;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--transition-base);
  margin-top: var(--space-md);
}

.submit-button:hover {
  background: var(--kiln-glow);
  color: black;
  transform: scale(1.05);
}

.map-container {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-md);
  height: 500px;
}

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

.contact-info {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
}

.contact-info p {
  color: rgba(235, 235, 235, 0.8);
  margin-bottom: var(--space-sm);
}

.contact-info a {
  color: var(--terracotta-neon);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: rgba(18, 18, 18, 0.95);
  border-top: 2px solid var(--liquid-chrome);
  padding: var(--space-lg) var(--space-md);
  margin-top: var(--space-xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-nav {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  flex-wrap: wrap;
}

.footer-nav a {
  color: rgba(235, 235, 235, 0.8);
  font-size: 0.875rem;
  transition: color var(--transition-base);
}

.footer-nav a:hover {
  color: var(--terracotta-neon);
}

.footer-copyright {
  color: rgba(235, 235, 235, 0.6);
  font-size: 0.875rem;
}

/* ============================================
   SPECIAL PAGES
   ============================================ */

.scientific-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) auto;
  max-width: 1200px;
  padding: 0 var(--space-md);
}

.molecular-card {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-md);
}

.molecular-card h3 {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--glaze-mint);
  margin-bottom: var(--space-sm);
}

.chemical-composition {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: rgba(235, 235, 235, 0.7);
  margin-top: var(--space-sm);
}

.timeline-container {
  margin: var(--space-lg) auto;
  position: relative;
  padding: var(--space-lg);
  max-width: 1000px;
}

.timeline-item {
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: rgba(235, 235, 235, 0.05);
  border-left: 4px solid var(--terracotta-neon);
}

.timeline-time {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--terracotta-neon);
  min-width: 120px;
}

.timeline-content h3 {
  color: var(--liquid-chrome);
  margin-bottom: var(--space-xs);
}

.geometry-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) auto;
  max-width: 1200px;
  padding: 0 var(--space-md);
}

.geometry-card {
  background: rgba(235, 235, 235, 0.05);
  border: 2px solid var(--liquid-chrome);
  padding: var(--space-md);
  text-align: center;
}

.geometry-visual {
  width: 100%;
  height: 250px;
  background: linear-gradient(135deg, var(--terracotta-neon), var(--kiln-glow));
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.geometry-visual::before {
  content: '';
  position: absolute;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, transparent 30%, rgba(255, 77, 0, 0.3) 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================
   PRIVACY POPUP
   ============================================ */

.privacy-popup {
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  background: rgba(18, 18, 18, 0.98);
  border: 2px solid var(--terracotta-neon);
  padding: var(--space-md);
  z-index: 10000;
  max-width: 600px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

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

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

.privacy-link {
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--liquid-chrome);
  color: var(--liquid-chrome);
  font-size: 0.875rem;
}

.privacy-accept {
  background: var(--terracotta-neon);
  color: var(--obsidian-ash);
  border: none;
  padding: var(--space-xs) var(--space-md);
  font-family: var(--font-display);
  font-weight: 700;
  cursor: pointer;
  text-transform: uppercase;
  font-size: 0.875rem;
  transition: background var(--transition-base);
}

.privacy-accept:hover {
  background: var(--kiln-glow);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.date {
  font-family: var(--font-mono);
  color: rgba(235, 235, 235, 0.6);
  font-size: 0.875rem;
}

.thank-you-message {
  text-align: center;
  padding: var(--space-xl);
  max-width: 700px;
  margin: 0 auto;
}

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

.error-code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 8rem);
  color: var(--terracotta-neon);
  margin-bottom: var(--space-md);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1023px) {
  .header-container > nav > .nav-menu {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .header-container {
    flex-wrap: nowrap;
  }
  
  .mobile-nav {
    display: block;
    visibility: hidden;
    opacity: 0;
  }
  
  .mobile-nav.active {
    visibility: visible;
    opacity: 1;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 2rem;
    --space-xl: 3rem;
  }
  
  .hero-banner {
    height: 50vh;
    min-height: 300px;
  }
  
  .hero-content {
    padding: var(--space-md);
  }
  
  .content-grid,
  .product-grid,
  .scientific-grid,
  .geometry-showcase {
    grid-template-columns: 1fr;
  }
  
  .kiln-toggle {
    bottom: var(--space-sm);
    right: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm);
  }
  
  .brand-name {
    font-size: 1.25rem;
  }
  
  main {
    padding: var(--space-md) var(--space-sm);
  }
  
  .content-section {
    padding: var(--space-md);
  }
  
  .section-banner {
    height: 250px;
    max-width: 100%;
  }
  
  .content-grid,
  .product-grid,
  .scientific-grid,
  .geometry-showcase {
    grid-template-columns: 1fr;
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .hero-banner {
    min-height: 250px;
  }
  
  .hero-content {
    margin: 0 var(--space-xs);
    padding: var(--space-sm);
  }
}