/* ============================================
   FUTURISTIC BLUEPRINT DESIGN SYSTEM
   Manual Brewing Methods - Technical Aesthetic
   ============================================ */

:root {
  /* Color Palette - Technical Blueprint Theme */
  --color-primary: #C0C0C0;        /* Titanium Silver */
  --color-accent-1: #2E5BFF;       /* Cyber Cobalt */
  --color-accent-2: #FFB000;       /* Amber Phosphor */
  --color-background: #050505;     /* Ink Black */
  --color-text-primary: #E8E8E8;
  --color-text-secondary: #A0A0A0;
  --color-border: rgba(192, 192, 192, 0.2);
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-secondary: 'Roboto Flex', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* Shadows & Effects */
  --shadow-sm: 0 2px 8px rgba(46, 91, 255, 0.1);
  --shadow-md: 0 4px 16px rgba(46, 91, 255, 0.2);
  --shadow-lg: 0 8px 32px rgba(46, 91, 255, 0.3);
  --glow-blue: 0 0 20px rgba(46, 91, 255, 0.5);
  --glow-amber: 0 0 20px rgba(255, 176, 0, 0.4);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Glassmorphism */
  --glass-bg: rgba(192, 192, 192, 0.05);
  --glass-border: rgba(192, 192, 192, 0.1);
  --glass-blur: blur(10px);
}

/* ============================================
   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-background);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: clamp(0.875rem, 2vw, 1rem);
}

a {
  color: var(--color-accent-1);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-2);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
}

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

.brand-name {
  font-size: clamp(0.8rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-primary);

}

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

.nav-menu a {
  color: var(--color-text-primary);
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: var(--space-xs) 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent-2);
  transition: width var(--transition-base);
}

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

/* Burger Menu Button */
.burger-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  color: var(--color-primary);
  font-size: 1.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  order: 999;
  z-index: 100001;
}

.burger-toggle:hover {
  border-color: var(--color-accent-2);
  box-shadow: var(--glow-amber);
}

.burger-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  margin: 4px 0;
  transition: all var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .burger-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-background);
    border-left: 1px solid var(--glass-border);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-xl) var(--space-md);
    gap: var(--space-md);
    transition: right var(--transition-base);
    z-index: 9999;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-menu a {
    width: 100%;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
  }
}

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

.hero-banner {
  width: 100vw;
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--color-background);
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(5, 5, 5, 0.5);
  z-index: 1;
}

.hero-content {
  max-width: 1200px;
  width: 100%;
  text-align: center;
  z-index: 2;
  position: relative;
}

.hero-text {
  margin-bottom: 0;
}

.hero-text h1 {
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-1));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-text p {
  color: var(--color-text-primary);
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
}

.hero-image-wrapper {
  display: none;
}

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

main {
  max-width: 1400px;
  margin: 0 auto;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: var(--space-sm);
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent-2), transparent);
}

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

.grid-container {
  display: grid;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.grid-two {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-three {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-item {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition-base);
}

.grid-item:hover {
  border-color: var(--color-accent-1);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.grid-item img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
}

/* ============================================
   ASYMMETRICAL LAYOUTS
   ============================================ */

.asymmetric-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-lg);
  align-items: center;
  margin: var(--space-lg) 0;
}

.asymmetric-layout.reverse {
  grid-template-columns: 1.2fr 1fr;
}

.asymmetric-layout .content-block {
  padding: var(--space-md);
}

.asymmetric-layout .image-block img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
}

@media (max-width: 768px) {
  .asymmetric-layout,
  .asymmetric-layout.reverse {
    grid-template-columns: 1fr;
  }
}

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

.contact-form {
  max-width: 600px;
  margin: var(--space-lg) auto;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm);
  background: rgba(5, 5, 5, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent-1);
  box-shadow: var(--glow-blue);
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  margin: var(--space-md) 0;
}

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

.checkbox-group label {
  font-size: 0.875rem;
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
}

.btn-primary {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
  color: var(--color-background);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  margin-top: 10px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-amber);
}

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

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  margin: var(--space-lg) 0;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(20%) contrast(1.1);
}

.map-iframe {
  border: 0;
  width: 100%;
  height: 100%;
}

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

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

.product-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: all var(--transition-base);
}

.product-card:hover {
  border-color: var(--color-accent-2);
  box-shadow: var(--shadow-lg);
  transform: translateY(-8px);
}

.product-card img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

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

.product-price {
  font-size: 1.5rem;
  color: var(--color-accent-2);
  font-weight: 700;
  margin: var(--space-sm) 0;
}

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

.site-footer {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-lg);
  margin-top: var(--space-xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: center;
}

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

.footer-nav a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-nav a:hover {
  color: var(--color-accent-2);
}

.footer-info {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* ============================================
   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); }

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

.max-width-800 {
  max-width: 800px;
  margin: 0 auto var(--space-lg);
}

.max-width-900 {
  max-width: 900px;
  margin: 0 auto;
}

.max-width-900-margin {
  max-width: 900px;
  margin: 0 auto var(--space-lg);
}

.input-narrow {
  max-width: 200px;
}

.result-display {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--glass-bg);
  border-radius: var(--radius-md);
}

.slider-thumb-default {
  left: 50%;
}

.slider-info {
  text-align: center;
  margin-top: var(--space-sm);
}

.slider-description {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.visualization-text {
  color: var(--color-background);
  font-weight: 600;
}

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

.map-iframe {
  border: 0;
}

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

.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  max-width: 400px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  z-index: 10000;
  box-shadow: var(--shadow-lg);
}

.privacy-popup.active {
  display: block;
}

.privacy-popup p {
  margin-bottom: var(--space-sm);
  font-size: 0.875rem;
}

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

.btn-accept,
.btn-decline {
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  cursor: pointer;
  font-size: 0.875rem;
  transition: all var(--transition-base);
}

.btn-accept {
  background: var(--color-accent-1);
  border-color: var(--color-accent-1);
}

.btn-accept:hover {
  background: var(--color-accent-2);
  border-color: var(--color-accent-2);
}

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

@media (max-width: 1024px) {


  
  .hero-banner {
    padding: var(--space-lg) var(--space-md);
    min-height: 50vh;
  }
}

@media (max-width: 768px) {
  :root {
    --space-lg: 3rem;
    --space-xl: 4rem;
  }
  
  .grid-two,
  .grid-three {
    grid-template-columns: 1fr;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form {
    padding: var(--space-md);
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .hero-banner {
    min-height: 40vh;
    padding: var(--space-md);
  }
  
  .privacy-popup {
    bottom: var(--space-sm);
    right: var(--space-sm);
    left: var(--space-sm);
    max-width: none;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  

  .brand-name {
    font-size: 1rem;
  }
}

/* ============================================
   ANIMATIONS & EFFECTS
   ============================================ */

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

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

@keyframes glow {
  0%, 100% {
    box-shadow: var(--glow-blue);
  }
  50% {
    box-shadow: var(--glow-amber);
  }
}

.glow-effect {
  animation: glow 3s ease-in-out infinite;
}

/* ============================================
   PAGE-SPECIFIC STYLES
   ============================================ */

.thank-you-message {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  max-width: 800px;
  margin: var(--space-xl) auto;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

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

.error-code {
  font-size: clamp(4rem, 10vw, 8rem);
  color: var(--color-accent-1);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.legal-page {
  max-width: 900px;
  margin: var(--space-xl) auto;
  padding: var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.legal-page h1 {
  margin-bottom: var(--space-md);
  text-align: center;
}

.legal-page h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}

.legal-page .date {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

/* Interactive Elements */
.interactive-slider {
  width: 100%;
  margin: var(--space-md) 0;
}

.slider-track {
  width: 100%;
  height: 8px;
  background: var(--color-border);
  border-radius: var(--radius-sm);
  position: relative;
  cursor: pointer;
}

.slider-thumb {
  width: 20px;
  height: 20px;
  background: var(--color-accent-2);
  border-radius: 50%;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  cursor: grab;
  box-shadow: var(--glow-amber);
}

.slider-thumb:active {
  cursor: grabbing;
}

.calculator-dashboard {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-lg) 0;
}

.visualization-3d {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--space-md) 0;
  position: relative;
  overflow: hidden;
}

.exploded-view {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.component-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--transition-base);
}

.component-card:hover {
  border-color: var(--color-accent-1);
  transform: scale(1.05);
}

.component-card img {
  width: 100%;
  height: auto;
  margin-bottom: var(--space-sm);
}