/* ============================================
   BESPOKE BIRDHOUSE DESIGN - FUTURISTIC STYLES
   Bio-Tech Blueprint / Aerodynamic Laboratory
   ============================================ */

:root {
  /* Color Palette */
  --color-anthracite: #121212;
  --color-biolume-amber: #FFB800;
  --color-sky-teal: #94A3B8;
  --color-leaf-green: #4ADE80;
  --color-white: #ffffff;
  --color-dark-bg: #0a0a0a;
  --color-glass-bg: rgba(255, 255, 255, 0.05);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-header: 'Michroma', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* 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, 184, 0, 0.3);
}

/* ============================================
   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-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-sky-teal);
  background-color: var(--color-anthracite);
  overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-header);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

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-biolume-amber);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-leaf-green);
}

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

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-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-lg);
  position: relative;
}

.brand-name {
  font-family: var(--font-header);
  font-size: clamp(0.6rem, 2vw, 1.35rem);
  color: var(--color-white);
  font-weight: 400;
}

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

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

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

/* Burger Menu - Always in Header */
.burger-toggle {
  display: flex;
  background: transparent;
  border: 1px solid var(--color-glass-border);
  padding: var(--space-sm);
  cursor: pointer;
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-size: 1.5rem;
  width: 44px;
  height: 44px;
  z-index: 1000001;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  margin-left: auto;
}

.burger-toggle:hover {
  background: var(--color-glass-bg);
  border-color: var(--color-biolume-amber);
}

.burger-toggle.active {
  background: var(--color-biolume-amber);
  color: var(--color-anthracite);
}

@media (min-width: 1024px) {
  .burger-toggle {
    display: none;
  }
}

@media (max-width: 1023px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--color-anthracite);
    border-left: 1px solid var(--color-glass-border);
    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;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3);
  }
  
  .main-nav.active {
    right: 0;
  }
  
  .main-nav a {
    width: 100%;
    text-align: left;
    padding: var(--space-md);
    border-bottom: 1px solid var(--color-glass-border);
  }
  
  .main-nav li:last-child a {
    border-bottom: none;
  }
}

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

main {
  min-height: calc(100vh - 200px);
}

/* ============================================
   FULL-WIDTH BANNERS
   ============================================ */

.hero-banner {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-anthracite) 0%, var(--color-dark-bg) 100%);
}

.banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  padding: var(--space-xl);
  text-align: center;
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  margin: var(--space-lg);
}

.banner-content h1 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  text-shadow: 0 0 20px rgba(255, 184, 0, 0.5);
}

.banner-content p {
  color: var(--color-sky-teal);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  max-width: 800px;
  margin: 0 auto;
}

/* ============================================
   SECTIONS
   ============================================ */

.content-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xxl) var(--space-lg);
  text-align: center;
}

.content-section > * {
  text-align: left;
}

.content-section > .section-title,
.content-section > .text-center,
.content-section > h1,
.content-section > h2 {
  text-align: center;
}

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

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 2px;
  background: var(--color-biolume-amber);
  margin: var(--space-md) auto;
}

/* Grid Layouts */
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.grid-item {
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  text-align: center;
}

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

.grid-item img {
  width: 100%;
  max-width: 300px;
  height: 200px;
  border-radius: var(--radius-sm);
  margin: 0 auto var(--space-md);
  object-fit: cover;
  display: block;
}

.grid-item h3 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.grid-item p {
  color: var(--color-sky-teal);
  font-size: 0.9375rem;
}

/* Two Column Layout */
.two-column {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.two-column img {
  width: 100%;
  max-width: 500px;
  height: 300px;
  border-radius: var(--radius-md);
  object-fit: cover;
  margin: 0 auto;
  display: block;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  background: var(--color-biolume-amber);
  color: var(--color-anthracite);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-header);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  margin-top: 10px;
}

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

.btn-secondary {
  background: transparent;
  border: 1px solid var(--color-biolume-amber);
  color: var(--color-biolume-amber);
}

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

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

.contact-form {
  max-width: 600px;
  margin: var(--space-xl) auto;
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

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

.form-group label {
  display: block;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
  font-size: 0.9375rem;
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-biolume-amber);
  box-shadow: 0 0 0 3px rgba(255, 184, 0, 0.1);
}

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

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

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

.checkbox-group label {
  margin-bottom: 0;
  font-size: 0.875rem;
  color: var(--color-sky-teal);
}

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

.product-card {
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-biolume-amber);
  box-shadow: var(--shadow-glow);
}

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

.product-card h3 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.product-card .price {
  font-family: var(--font-header);
  font-size: 1.5rem;
  color: var(--color-biolume-amber);
  margin: var(--space-md) 0;
}

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

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

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

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

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

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.footer-section ul {
  list-style: none;
}

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

.footer-section a {
  color: var(--color-sky-teal);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-glass-border);
  color: var(--color-sky-teal);
  font-size: 0.875rem;
}

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

.privacy-popup {
  display: none;
  position: fixed;
  bottom: var(--space-lg);
  left: var(--space-lg);
  right: var(--space-lg);
  max-width: 500px;
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  z-index: 10000;
  box-shadow: var(--shadow-lg);
}

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

.privacy-popup p {
  color: var(--color-sky-teal);
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
}

.privacy-popup .btn {
  margin-right: var(--space-sm);
}

/* ============================================
   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); }
.mt-xl { margin-top: var(--space-xl); }

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

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

@media (max-width: 768px) {
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .banner-content {
    padding: var(--space-lg);
    margin: var(--space-md);
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .two-column {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .privacy-popup {
    left: var(--space-md);
    right: var(--space-md);
    bottom: var(--space-md);
  }
}

@media (max-width: 320px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-sm);
  }
  
  .banner-content {
    padding: var(--space-md);
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

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

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

.data-ticker {
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-lg) 0;
  text-align: center;
}

.data-ticker .pulse-indicator {
  display: inline-block;
  width: 12px;
  height: 12px;
  background: var(--color-leaf-green);
  border-radius: 50%;
  margin-right: var(--space-sm);
  animation: pulse 1.5s ease-in-out infinite;
}

.heat-map {
  width: 100%;
  height: 300px;
  background: linear-gradient(135deg, var(--color-biolume-amber) 0%, var(--color-leaf-green) 100%);
  border-radius: var(--radius-md);
  margin: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-anthracite);
  font-family: var(--font-header);
}

.upload-area {
  border: 2px dashed var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-xxl);
  text-align: center;
  background: var(--color-glass-bg);
  backdrop-filter: blur(10px);
  margin: var(--space-lg) 0;
  transition: all var(--transition-base);
}

.upload-area:hover {
  border-color: var(--color-biolume-amber);
  background: rgba(255, 184, 0, 0.05);
}