/* ============================================
   CYBER-MONASTERY THEME
   Bespoke Bookbinding - Futuristic Craftsmanship
   ============================================ */

:root {
  /* Color Palette */
  --color-neural-grey: #242424;
  --color-circuit-gold: #FFD700;
  --color-ultraviolet: #6D28D9;
  --color-text-primary: #f4f1de;
  --color-text-secondary: #d4d4d4;
  --color-bg-dark: #1a1a1a;
  --color-bg-overlay: rgba(36, 36, 36, 0.95);
  
  /* Typography */
  --font-blackletter: 'UnifrakturMaguntia', cursive;
  --font-sans: 'Inter', sans-serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 5rem;
  
  /* Layout */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* 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, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(255, 215, 0, 0.3);
}

/* ============================================
   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-sans);
  background-color: var(--color-neural-grey);
  color: var(--color-text-primary);
  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-base);
}

a:hover {
  color: var(--color-circuit-gold);
}

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

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

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-family: var(--font-blackletter);
  color: var(--color-circuit-gold);
  text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-family: var(--font-blackletter);
  color: var(--color-circuit-gold);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--color-text-primary);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  color: var(--color-text-primary);
}

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

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

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-overlay);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 215, 0, 0.2);
}

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

.brand-name {
  font-family: var(--font-blackletter);
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: var(--color-circuit-gold);
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

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

.main-navigation a {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-base);
}

.main-navigation a:hover {
  border-bottom-color: var(--color-circuit-gold);
}

.burger-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--color-circuit-gold);
  color: var(--color-circuit-gold);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  font-size: 1.5rem;
  z-index: 1000001;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.burger-toggle:hover {
  background: var(--color-circuit-gold);
  color: var(--color-neural-grey);
  box-shadow: var(--shadow-glow);
}

.burger-toggle.active {
  background: var(--color-circuit-gold);
  color: var(--color-neural-grey);
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .main-navigation {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--color-bg-overlay);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: var(--space-xxl) var(--space-lg);
    gap: var(--space-lg);
    border-left: 2px solid var(--color-circuit-gold);
    transition: right var(--transition-slow);
    z-index: 999;
    overflow-y: auto;
  }

  .main-navigation.active {
    right: 0;
  }

  .main-navigation li {
    width: 100%;
  }

  .main-navigation a {
    display: block;
    width: 100%;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    font-size: 1.1rem;
  }

  .burger-toggle {
    display: block;
    order: 999;
  }

  .header-container {
    flex-wrap: wrap;
  }
}

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

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

.banner-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.4;
  filter: grayscale(30%) brightness(0.6);
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(36, 36, 36, 0.9) 0%,
    rgba(109, 40, 217, 0.3) 50%,
    rgba(36, 36, 36, 0.9) 100%
  );
  z-index: 2;
}

.banner-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

.banner-content h1 {
  margin-bottom: var(--space-lg);
  animation: slideIn var(--transition-slow);
}

.banner-content p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

main {
  width: 100%;
  margin: 0 auto;
  padding: 0;
}

.content-section {
  margin-bottom: var(--space-xxl);
  padding: var(--space-xl) var(--space-md);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  padding-bottom: var(--space-md);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-circuit-gold), transparent);
  box-shadow: 0 0 10px var(--color-circuit-gold);
}

/* ============================================
   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;
  padding: 0 var(--space-md);
}

.grid-item {
  background: var(--color-bg-dark);
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.grid-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
  transition: left var(--transition-slow);
}

.grid-item:hover::before {
  left: 100%;
}

.grid-item:hover {
  border-color: var(--color-circuit-gold);
  box-shadow: var(--shadow-glow);
  transform: translateY(-5px);
}

.grid-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  filter: grayscale(20%);
  transition: filter var(--transition-base);
}

.grid-item:hover .grid-image {
  filter: grayscale(0%);
}

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

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-bg-dark);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 215, 0, 0.2);
  width: 100%;
}

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

.form-group label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-circuit-gold);
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  background: var(--color-neural-grey);
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: border-color var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-circuit-gold);
  box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.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-weight: 400;
  font-size: 0.9rem;
}

.submit-button {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: transparent;
  border: 2px solid var(--color-circuit-gold);
  color: var(--color-circuit-gold);
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 10px;
}

.submit-button:hover {
  background: var(--color-circuit-gold);
  color: var(--color-neural-grey);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

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

.product-card {
  background: var(--color-bg-dark);
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

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

.product-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.product-title {
  color: var(--color-circuit-gold);
  margin-bottom: var(--space-sm);
}

.product-price {
  font-size: 1.5rem;
  color: var(--color-circuit-gold);
  font-weight: 700;
  margin-top: var(--space-md);
}

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

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid rgba(255, 215, 0, 0.3);
  margin: var(--space-xl) 0;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(30%) brightness(0.8);
}

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

.site-footer {
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255, 215, 0, 0.2);
  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-lg);
}

.footer-section h4 {
  color: var(--color-circuit-gold);
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
}

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

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

.footer-section a {
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

.footer-section a:hover {
  color: var(--color-circuit-gold);
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 215, 0, 0.1);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

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

.text-center {
  text-align: center;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--space-md);
}

.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) {
  main {
    padding: 0;
  }

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

  .grid-container {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .hero-banner {
    min-height: 50vh;
  }

  .banner-content {
    padding: var(--space-lg);
  }

  .contact-form {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }

  .header-container {
    gap: var(--space-md);
  }

  .footer-container {
    grid-template-columns: 1fr;
  }
}

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

.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

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

.popup-content {
  background: var(--color-bg-dark);
  border: 2px solid var(--color-circuit-gold);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
}

.popup-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: transparent;
  border: 2px solid var(--color-circuit-gold);
  color: var(--color-circuit-gold);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.popup-close:hover {
  background: var(--color-circuit-gold);
  color: var(--color-neural-grey);
}

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

.metadata-card {
  background: var(--color-bg-dark);
  border: 1px solid rgba(109, 40, 217, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin: var(--space-md) 0;
}

.metadata-card h4 {
  color: var(--color-ultraviolet);
  margin-bottom: var(--space-md);
}

.metadata-item {
  display: flex;
  font-size: 0.5rem;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(255, 215, 0, 0.1);
}

.metadata-item:last-child {
  border-bottom: none;
}

.metadata-label {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.metadata-value {
  color: var(--color-circuit-gold);
}

/* ============================================
   ERROR PAGE (404)
   ============================================ */

.error-container {
  text-align: center;
  padding: var(--space-xxl) 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-circuit-gold);
  font-family: var(--font-blackletter);
  text-shadow: 0 0 30px rgba(255, 215, 0, 0.5);
  margin-bottom: var(--space-lg);
}

.error-message {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--space-xl);
}

/* ============================================
   THANK YOU PAGE
   ============================================ */

.thank-you-container {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.success-icon {
  font-size: 4rem;
  color: var(--color-circuit-gold);
  margin-bottom: var(--space-lg);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}