/* ============================================
   THE SOURDOUGH HERITAGE - STYLE SHEET
   Laboratory of Nature Design System
   ============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --color-obsidian: #0A0A0A;
  --color-amber: #FFB347;
  --color-silver: #E1E1E1;
  --color-moss: #1A2421;
  --color-white: #FFFFFF;
  --color-dark: #000000;
  
  /* Typography */
  --font-primary: 'Montserrat', sans-serif;
  --font-mono: 'Courier New', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(255, 179, 71, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Glassmorphism */
  --glass-bg: rgba(225, 225, 225, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --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-obsidian);
  color: var(--color-silver);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

h1 {
  font-size: clamp(1.4rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.2rem, 4vw, 3rem);
}

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

p {
  margin-bottom: var(--space-md);
  font-size: clamp(0.875rem, 2vw, 1.125rem);
}

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

a:hover {
  color: var(--color-white);
}

/* Header */
.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-lg) var(--space-md);
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0.8) 100%);
  backdrop-filter: var(--glass-blur);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand-text {
  font-size: clamp(1rem, 2vw, 1.45rem);
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-menu li a {
  color: var(--color-silver);
  font-size: clamp(0.875rem, 2vw, 1rem);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.nav-menu li a:hover {
  background: var(--glass-bg);
  color: var(--color-amber);
}

/* Burger Menu */
.burger-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--color-silver);
  width: 44px;
  height: 44px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  z-index: 100001;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  order: 999;
}

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

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

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

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

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

/* Mobile Navigation */
@media (max-width: 1023px) {
  .burger-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: linear-gradient(135deg, rgba(26, 36, 33, 0.98) 0%, rgba(10, 10, 10, 0.98) 100%);
    backdrop-filter: var(--glass-blur);
    flex-direction: column;
    padding: var(--space-xxl) var(--space-lg);
    gap: var(--space-md);
    transition: right var(--transition-base);
    z-index: 999;
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-menu li {
    width: 100%;
  }
  
  .nav-menu li a {
    display: block;
    width: 100%;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(225, 225, 225, 0.1);
  }
  
  .nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 998;
  }
  
  .nav-overlay.active {
    display: block;
  }
}

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

.hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: var(--space-xl);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  max-width: 800px;
  margin: 0 var(--space-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.hero-title {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 20px rgba(255, 179, 71, 0.5);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  color: var(--color-silver);
  margin-bottom: var(--space-xl);
}

/* Sections */
.content-section {
  padding: var(--space-xxl) var(--space-md);
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  padding-bottom: var(--space-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-amber), transparent);
}

/* Glass Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  width: 100%;
  max-width: 1000px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.glass-card .product-info {
  width: 100%;
  text-align: center;
}

.glass-card .form-container {
  width: 100%;
  max-width: 600px;
  text-align: left;
}

.glass-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.glass-card img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  max-height: 300px;
  object-fit: cover;
  width: 100%;
}

/* Grid Layouts */
.grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  width: 100%;
  max-width: 1000px;
}

.grid-three {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  width: 100%;
  max-width: 1000px;
}

.grid-four {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  width: 100%;
  max-width: 1100px;
}

/* Live Bio-Sensor Dashboard */
.bio-dashboard {
  background: linear-gradient(135deg, rgba(26, 36, 33, 0.8) 0%, rgba(10, 10, 10, 0.9) 100%);
  border: 2px solid var(--color-amber);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-glow);
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255, 179, 71, 0.3);
}

.dashboard-title {
  font-family: var(--font-mono);
  font-size: clamp(0.875rem, 2vw, 1.125rem);
  color: var(--color-amber);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.dashboard-status {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-amber);
  box-shadow: 0 0 10px var(--color-amber);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

.dashboard-item {
  background: rgba(0, 0, 0, 0.3);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-amber);
}

.dashboard-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-silver);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
  opacity: 0.7;
}

.dashboard-value {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--color-amber);
  font-weight: 700;
}

.dashboard-unit {
  font-size: 0.875rem;
  color: var(--color-silver);
  margin-left: var(--space-xs);
}

.waveform-container {
  height: 60px;
  margin-top: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 3px;
}

.waveform-bar {
  width: 4px;
  background: var(--color-amber);
  border-radius: 2px;
  animation: waveform 1.5s ease-in-out infinite;
}

.waveform-bar:nth-child(1) { animation-delay: 0s; height: 20px; }
.waveform-bar:nth-child(2) { animation-delay: 0.1s; height: 35px; }
.waveform-bar:nth-child(3) { animation-delay: 0.2s; height: 50px; }
.waveform-bar:nth-child(4) { animation-delay: 0.3s; height: 40px; }
.waveform-bar:nth-child(5) { animation-delay: 0.4s; height: 30px; }
.waveform-bar:nth-child(6) { animation-delay: 0.5s; height: 45px; }
.waveform-bar:nth-child(7) { animation-delay: 0.6s; height: 35px; }
.waveform-bar:nth-child(8) { animation-delay: 0.7s; height: 25px; }

@keyframes waveform {
  0%, 100% {
    transform: scaleY(0.5);
    opacity: 0.7;
  }
  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

/* Growth Bar */
.growth-bar-container {
  position: fixed;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 200px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  z-index: 100;
  display: none;
}

@media (min-width: 1024px) {
  .growth-bar-container {
    display: block;
  }
}

.growth-bar-fill {
  width: 100%;
  background: linear-gradient(180deg, var(--color-amber) 0%, var(--color-moss) 100%);
  border-radius: 2px;
  transition: height var(--transition-slow);
  box-shadow: 0 0 10px var(--color-amber);
}

/* Product Cards */
.product-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}

.product-image {
  width: 100%;
  max-width: 400px;
  height: auto;
  max-height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin: 0 auto var(--space-md);
  display: block;
}

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

.product-title {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  margin-bottom: var(--space-sm);
  color: var(--color-white);
}

.product-description {
  color: var(--color-silver);
  font-size: clamp(0.875rem, 2vw, 1rem);
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

.product-price {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--color-amber);
  font-weight: 700;
}

/* Forms */
.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-xl);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-silver);
  font-size: clamp(0.875rem, 2vw, 1rem);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-white);
  font-family: var(--font-primary);
  font-size: clamp(0.875rem, 2vw, 1rem);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 10px rgba(255, 179, 71, 0.3);
}

.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 {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
}

.checkbox-label {
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  color: var(--color-silver);
  line-height: 1.5;
}

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: linear-gradient(135deg, var(--color-amber) 0%, rgba(255, 179, 71, 0.8) 100%);
  color: var(--color-dark);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 10px;
}

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

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

.btn-secondary:hover {
  background: var(--color-amber);
  color: var(--color-dark);
}

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

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

/* Footer */
.site-footer {
  background: linear-gradient(180deg, rgba(10, 10, 10, 0.95) 0%, rgba(26, 36, 33, 0.95) 100%);
  padding: var(--space-xl) var(--space-md);
  margin-top: var(--space-xxl);
  border-top: 1px solid rgba(255, 179, 71, 0.2);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.footer-section h4 {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--space-md);
  color: var(--color-amber);
}

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

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

.footer-menu a {
  color: var(--color-silver);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  transition: color var(--transition-base);
}

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

.footer-info {
  color: var(--color-silver);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  opacity: 0.8;
}

.footer-copyright {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(255, 179, 71, 0.1);
  color: var(--color-silver);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  opacity: 0.7;
}

/* Privacy Policy Popup */
.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-md);
  left: var(--space-md);
  right: var(--space-md);
  max-width: 500px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  z-index: 2000;
  box-shadow: var(--shadow-lg);
}

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

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

.privacy-popup-title {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: var(--space-sm);
  color: var(--color-white);
}

.privacy-popup-text {
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  color: var(--color-silver);
  line-height: 1.6;
}

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

.privacy-popup-btn {
  flex: 1;
  min-width: 120px;
  padding: var(--space-sm) var(--space-md);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

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

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

.hidden {
  display: none;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero-banner {
    min-height: 50vh;
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-md);
  }
  
  .grid-two,
  .grid-three,
  .grid-four {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
  
  .glass-card {
    max-width: 100%;
  }
  
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  .glass-card .form-container {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: var(--space-lg);
  }
  
  .glass-card {
    padding: var(--space-md);
  }
  
  .form-container {
    padding: var(--space-md);
  }
}

/* Animation for page load */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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