/* ============================================
   LIVING LABORATORY DESIGN SYSTEM
   Futuristic Home Brewing & Fermentation Theme
   ============================================ */

:root {
  /* Color Palette - Living Laboratory */
  --color-petroleum: #08080A;
  --color-bioluminescent: #DFFF00;
  --color-titanium: #F0F0F0;
  --color-accent: #00FF88;
  --color-overlay: rgba(8, 8, 10, 0.85);
  --color-glass: rgba(240, 240, 240, 0.1);
  
  /* Typography */
  --font-heading: 'Michroma', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  
  /* 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;
  
  /* Border & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(223, 255, 0, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 80px;
}

/* ============================================
   RESET & BASE
   ============================================ */

* {
  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(--color-titanium);
  background-color: var(--color-petroleum);
  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-bioluminescent);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(1.4rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.2rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1rem, 3vw, 2rem);
}

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

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */

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

.section {
  padding: var(--space-3xl) 0;
  position: relative;
  width: 100%;
}

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

.site-header {
  position: relative;
  background: var(--color-overlay);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(223, 255, 0, 0.2);
  z-index: 1000;
}

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

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

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

.nav-link {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-sm) var(--space-md);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-bioluminescent);
  transition: width var(--transition-base);
}

.nav-link:hover::after {
  width: 80%;
}

/* Burger Menu */
.burger-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-bioluminescent);
  color: var(--color-bioluminescent);
  width: 40px;
  height: 40px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  transition: all var(--transition-base);
  position: relative;
  z-index: 1000001;
}

.burger-toggle:hover {
  background: rgba(223, 255, 0, 0.1);
}

.burger-line {
  width: 24px;
  height: 2px;
  background: var(--color-bioluminescent);
  transition: all var(--transition-base);
}

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

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

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

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

.hero-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.4;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-overlay), rgba(8, 8, 10, 0.6));
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  max-width: 800px;
  margin: 0 auto;
}

.banner-title {
  color: var(--color-titanium);
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.banner-text {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-titanium);
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.5);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
  margin: var(--space-2xl) auto;
  max-width: 100%;
  justify-items: center;
}

.grid-item {
  background: rgba(240, 240, 240, 0.05);
  border: 1px solid rgba(223, 255, 0, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  backdrop-filter: blur(5px);
  width: 100%;
  max-width: 100%;
  text-align: center;
}

.grid-item:hover {
  border-color: var(--color-bioluminescent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.grid-image {
  width: 100%;
  max-width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin: 0 auto var(--space-md);
  display: block;
}

.grid-title {
  color: var(--color-bioluminescent);
  margin-bottom: var(--space-sm);
}

.grid-text {
  color: rgba(240, 240, 240, 0.8);
  font-size: 0.95rem;
}

/* Two Column Grid */
.grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-2xl);
  align-items: center;
  max-width: 100%;
  margin: 0 auto;
}

/* Three Column Grid */
.grid-three {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  max-width: 100%;
  margin: 0 auto;
  justify-items: center;
}

/* ============================================
   BUTTONS & CTAs
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: transparent;
  border: 2px solid var(--color-bioluminescent);
  color: var(--color-bioluminescent);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  margin-top: 10px;
}

.btn:hover {
  background: var(--color-bioluminescent);
  color: var(--color-petroleum);
  box-shadow: var(--shadow-glow);
}

.btn-primary {
  background: var(--color-bioluminescent);
  color: var(--color-petroleum);
}

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

/* ============================================
   FORMS
   ============================================ */

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

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

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(240, 240, 240, 0.05);
  border: 1px solid rgba(223, 255, 0, 0.3);
  border-radius: var(--radius-md);
  color: var(--color-titanium);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-bioluminescent);
  box-shadow: 0 0 0 3px rgba(223, 255, 0, 0.1);
}

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

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

.checkbox-input {
  margin-top: 4px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checkbox-label {
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(240, 240, 240, 0.8);
}

/* ============================================
   PRODUCT CARDS
   ============================================ */

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  margin: var(--space-2xl) auto;
  max-width: 100%;
  justify-items: center;
}

.product-card {
  background: rgba(240, 240, 240, 0.05);
  border: 1px solid rgba(223, 255, 0, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.product-card:hover {
  border-color: var(--color-bioluminescent);
  box-shadow: var(--shadow-glow);
}

.product-title {
  color: var(--color-bioluminescent);
  margin-bottom: var(--space-md);
}

.product-price {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-titanium);
  margin: var(--space-md) 0;
}

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

.site-footer {
  background: var(--color-overlay);
  border-top: 1px solid rgba(223, 255, 0, 0.2);
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: var(--space-3xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-section h3 {
  font-size: 1rem;
  color: var(--color-bioluminescent);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

.footer-link {
  font-size: 0.9rem;
  color: rgba(240, 240, 240, 0.7);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(223, 255, 0, 0.1);
  color: rgba(240, 240, 240, 0.6);
  font-size: 0.85rem;
}

/* ============================================
   MAPS
   ============================================ */

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-2xl) 0;
  border: 1px solid rgba(223, 255, 0, 0.2);
}

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

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

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

.mt-lg {
  margin-top: var(--space-lg);
}

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

.section-title {
  text-align: center;
  color: var(--color-bioluminescent);
  margin-bottom: var(--space-2xl);
}

/* ============================================
   RESPONSIVE (Burger Menu up to 1023px)
   ============================================ */

@media (max-width: 1023px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-overlay);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-3xl) var(--space-xl);
    gap: var(--space-lg);
    transition: right var(--transition-base);
    z-index: 1000;
    border-left: 1px solid rgba(223, 255, 0, 0.2);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .header-container {
    padding: var(--space-md);
  }
  
  .nav-link {
    width: 100%;
    padding: var(--space-md);
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 3rem;
    --space-2xl: 2rem;
  }
  
  .content-grid,
  .grid-two,
  .grid-three {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .header-container {
    padding: var(--space-sm);
  }
  
  .brand-name {
    font-size: 1rem;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .header-container {
    padding: var(--space-xs);
  }
}