/* ============================================
   Bio-Tech Manufacturing Interface Design System
   ============================================ */

:root {
  /* Color Palette */
  --color-silica-white: #FDFDFD;
  --color-chlorophyll-neon: #00FF41;
  --color-raw-earth-grey: #4B4B4B;
  --color-hemp-amber: #C2B280;
  --color-dark-bg: #1a1a1a;
  --color-text-primary: #2a2a2a;
  --color-text-secondary: #6a6a6a;
  
  /* Typography */
  --font-mono: 'Space Mono', monospace;
  --font-sans: 'Outfit', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 20px rgba(0, 255, 65, 0.3);
  
  /* 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;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  background-color: var(--color-silica-white);
  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-chlorophyll-neon);
}

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

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

h1 {
  font-size: clamp(1.1rem, 5vw, 4rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(0.9rem, 3vw, 1.75rem);
}

p {
  margin-bottom: var(--space-md);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
}

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

.site-header {
  position: relative;
  width: 100%;
  background: rgba(253, 253, 253, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(75, 75, 75, 0.1);
  z-index: 1000;
  padding: var(--space-md) var(--space-lg);
}

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

.brand-name {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: 0.05em;
}

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

.nav-menu li a {
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  color: var(--color-text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.nav-menu li a:hover {
  background: rgba(0, 255, 65, 0.1);
  color: var(--color-chlorophyll-neon);
}

.burger-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  order: 999;
  z-index: 100001;
}

.burger-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.burger-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.burger-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .burger-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--color-silica-white);
    flex-direction: column;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
    z-index: 999;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
  }
  
  .nav-menu.active {
    transform: translateX(0);
  }
  
  .nav-menu li {
    width: 100%;
  }
  
  .nav-menu li a {
    display: block;
    width: 100%;
    padding: var(--space-md);
    text-align: center;
  }
}

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

.hero-banner {
  width: 100vw;
  position: relative;
  min-height: 30vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-lg) 0;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-silica-white) 0%, rgba(194, 178, 128, 0.1) 100%);
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.hero-content {
  max-width: var(--max-width);
  width: 100%;
  text-align: center;
  z-index: 2;
  margin-bottom: var(--space-lg);
  padding: 0 var(--space-lg);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--color-text-secondary);
  max-width: 800px;
  margin: 0 auto;
  font-weight: 300;
}

.hero-image-wrapper {
  width: 100vw;
  margin-top: var(--space-lg);
  position: relative;
  z-index: 1;
  padding: 0;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.hero-image {
  width: 100%;
  height: auto;
  max-height: 40vh;
  border-radius: 0;
  box-shadow: none;
  object-fit: cover;
  display: block;
}

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

.main-content {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.content-section {
  margin-bottom: var(--space-3xl);
  padding: var(--space-xl) 0;
}

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  position: relative;
  padding-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-chlorophyll-neon);
}

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

.section-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .section-content {
    grid-template-columns: 1fr 1fr;
  }
  
  .section-content.reverse {
    direction: rtl;
  }
  
  .section-content.reverse > * {
    direction: ltr;
  }
}

.section-text {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.section-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

/* ============================================
   Tech Labels (Floating)
   ============================================ */

.tech-label {
  position: absolute;
  background: rgba(253, 253, 253, 0.95);
  backdrop-filter: blur(10px);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 255, 65, 0.3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-primary);
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.tech-label::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  background: var(--color-chlorophyll-neon);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-chlorophyll-neon);
}

/* ============================================
   Cards & Components
   ============================================ */

.card {
  background: var(--color-silica-white);
  border: 1px solid rgba(75, 75, 75, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.card-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.card-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

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

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-lg);
}

.product-card {
  background: var(--color-silica-white);
  border: 1px solid rgba(75, 75, 75, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-chlorophyll-neon), var(--color-hemp-amber));
}

.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.product-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

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

.product-description {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.product-price {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-chlorophyll-neon);
  margin-top: var(--space-md);
}

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

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
  background: var(--color-silica-white);
  border: 1px solid rgba(75, 75, 75, 0.1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid rgba(75, 75, 75, 0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 1rem;
  background: var(--color-silica-white);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-chlorophyll-neon);
  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;
  flex-shrink: 0;
}

.checkbox-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: var(--color-chlorophyll-neon);
  color: var(--color-dark-bg);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
  margin-top: 10px;
}

.btn:hover {
  background: #00e639;
  box-shadow: var(--shadow-glow);
  color: white;
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

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

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

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

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

.site-footer {
  background: var(--color-dark-bg);
  color: var(--color-silica-white);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-3xl);
}

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

.footer-section h3 {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
  color: var(--color-chlorophyll-neon);
}

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

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

.footer-menu a {
  color: rgba(253, 253, 253, 0.7);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-menu a:hover {
  color: var(--color-chlorophyll-neon);
}

.footer-info {
  font-size: 0.875rem;
  color: rgba(253, 253, 253, 0.7);
  line-height: 1.8;
}

.footer-bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.75rem;
  color: rgba(253, 253, 253, 0.5);
}

/* ============================================
   Special Pages
   ============================================ */

.thank-you-message {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  max-width: 800px;
  margin: 0 auto;
}

.thank-you-message h1 {
  color: var(--color-chlorophyll-neon);
  margin-bottom: var(--space-lg);
}

.error-page {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

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

.legal-page {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.legal-page h1 {
  margin-bottom: var(--space-xl);
}

.legal-page h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

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

.legal-page ul {
  margin-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

.legal-page li {
  margin-bottom: var(--space-sm);
}

.date {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(75, 75, 75, 0.1);
}

/* ============================================
   Interactive Features
   ============================================ */

.magnification-slider {
  margin: var(--space-xl) 0;
}

.slider-container {
  position: relative;
  width: 100%;
  margin-top: var(--space-md);
}

.slider-input {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: rgba(75, 75, 75, 0.2);
  outline: none;
  -webkit-appearance: none;
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-chlorophyll-neon);
  cursor: pointer;
  box-shadow: var(--shadow-glow);
}

.slider-input::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-chlorophyll-neon);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-glow);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.data-visualization {
  background: var(--color-dark-bg);
  color: var(--color-silica-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
}

.viz-title {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--color-chlorophyll-neon);
  margin-bottom: var(--space-md);
}

.viz-value {
  font-family: var(--font-mono);
  font-size: 3rem;
  color: var(--color-silica-white);
  margin: var(--space-md) 0;
}

.viz-label {
  font-size: 0.875rem;
  color: rgba(253, 253, 253, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

@media (max-width: 768px) {
  .hero-banner {
    min-height: 25vh;
    padding: var(--space-md) 0;
  }
  
  .hero-content {
    padding: 0 var(--space-md);
  }
  
  .hero-image-wrapper {
    padding: 0;
  }
  
  .hero-image {
    max-height: 30vh;
  }
  
  .main-content {
    padding: var(--space-lg) var(--space-md);
  }
  
  .content-section {
    margin-bottom: var(--space-xl);
    padding: var(--space-lg) 0;
  }
  
  .section-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .header-container {
    padding: var(--space-sm);
  }
  
  .hero-banner {
    padding: var(--space-md) 0;
  }
  
  .hero-image {
    max-height: 25vh;
  }
  
  .main-content {
    padding: var(--space-md) var(--space-sm);
  }
}

/* ============================================
   Animations
   ============================================ */

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

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}