/* Neural Weave - Futuristic Macramé Design System */

:root {
  --color-void: #0A0A0C;
  --color-bioluminescent: #7FFFD4;
  --color-isotope: #4A4A4E;
  --color-fiber: #F5F5F0;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #B0B0B0;
  --color-overlay: rgba(10, 10, 12, 0.85);
  
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Archivo Narrow', sans-serif;
  
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --shadow-glow: 0 0 20px rgba(127, 255, 212, 0.3);
  --shadow-deep: 0 10px 40px rgba(0, 0, 0, 0.5);
  --shadow-float: 0 5px 20px rgba(127, 255, 212, 0.2);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--color-void);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Elastic Scrolling Effect */
html {
  scroll-behavior: smooth;
}

body {
  overscroll-behavior-y: contain;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: 0.05em;
}

h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 3rem);
  margin-bottom: var(--space-lg);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: var(--space-md);
}

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

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

a:hover {
  color: var(--color-text-primary);
}

/* Header */
.site-header {
  position: relative;
  padding: var(--space-md) var(--space-lg);
  background: rgba(10, 10, 12, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-isotope);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand-text {
  font-family: var(--font-primary);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 200;
  color: var(--color-bioluminescent);
  text-shadow: var(--shadow-glow);
}

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

.nav-link {
  position: relative;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-bioluminescent);
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

.nav-link:hover::after {
  width: 80%;
}

/* Burger Menu */
.burger-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-isotope);
  padding: var(--space-sm);
  cursor: pointer;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  z-index: 10000001;
  transition: all var(--transition-base);
  order: 999;
}

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

.burger-line {
  width: 100%;
  height: 2px;
  background: var(--color-bioluminescent);
  transition: all var(--transition-base);
}

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

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

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

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-overlay);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-isotope);
  padding: var(--space-lg);
  flex-direction: column;
  gap: var(--space-md);
  z-index: 999;
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav .nav-link {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-isotope);
}

/* Hero Banner */
.hero-banner {
  position: relative;
  width: 100vw;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
}

.banner-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.4;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10, 10, 12, 0.7) 0%, rgba(10, 10, 12, 0.9) 100%);
  z-index: 2;
}

.banner-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.banner-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 30px rgba(127, 255, 212, 0.5);
}

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

/* Section Styles */
.content-section {
  padding: var(--space-xxl) var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
}

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

.section-title::before,
.section-title::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 30%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-bioluminescent), transparent);
}

.section-title::before {
  left: 0;
}

.section-title::after {
  right: 0;
}

/* 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: rgba(74, 74, 78, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-isotope);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-align: center;
  max-width: 400px;
  margin: 0 auto;
}

.grid-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(127, 255, 212, 0.1), transparent);
  transition: left var(--transition-slow);
}

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

.grid-item:hover {
  border-color: var(--color-bioluminescent);
  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);
}

.content-section {
  text-align: center;
}

.grid-container {
  justify-items: center;
  align-items: start;
}

/* 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: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.column-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-deep);
  margin: 0 auto;
  display: block;
}

.column-text {
  padding: var(--space-lg);
  text-align: left;
}

.two-column {
  text-align: center;
}

/* 3D Knot Viewer */
.knot-viewer-container {
  position: relative;
  width: 100%;
  height: 500px;
  background: var(--color-void);
  border: 1px solid var(--color-isotope);
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
  overflow: hidden;
}

.knot-canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
}

.knot-canvas:active {
  cursor: grabbing;
}

.knot-hud {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: rgba(10, 10, 12, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-bioluminescent);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-family: var(--font-secondary);
  font-size: 0.85rem;
  z-index: 10;
}

.hud-item {
  margin-bottom: var(--space-sm);
  color: var(--color-bioluminescent);
}

.fiber-selector {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.fiber-btn {
  padding: var(--space-sm) var(--space-lg);
  background: rgba(74, 74, 78, 0.5);
  border: 1px solid var(--color-isotope);
  color: var(--color-text-primary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  margin-top: 10px;
}

.fiber-btn:hover,
.fiber-btn.active {
  background: var(--color-bioluminescent);
  color: var(--color-void);
  border-color: var(--color-bioluminescent);
  box-shadow: var(--shadow-glow);
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: rgba(74, 74, 78, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-isotope);
  border-radius: var(--radius-lg);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-bioluminescent);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(10, 10, 12, 0.7);
  border: 1px solid var(--color-isotope);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-secondary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-bioluminescent);
  box-shadow: 0 0 10px rgba(127, 255, 212, 0.3);
}

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

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

.checkbox-input {
  margin-top: 4px;
  cursor: pointer;
}

.checkbox-label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.submit-btn {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bioluminescent);
  color: var(--color-void);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--transition-base);
  font-weight: 600;
  margin-top: 10px;
}

.submit-btn:hover {
  background: var(--color-text-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
  color: black;
}

.submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Products Grid */
.product-card {
  background: rgba(74, 74, 78, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-isotope);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.product-card:hover {
  border-color: var(--color-bioluminescent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-5px);
}

.product-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

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

.product-price {
  font-size: 1.5rem;
  color: var(--color-text-primary);
  font-weight: 600;
  margin-top: var(--space-md);
}

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

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

/* Footer */
.site-footer {
  background: rgba(10, 10, 12, 0.95);
  border-top: 1px solid var(--color-isotope);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
}

.footer-content {
  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-bioluminescent);
  margin-bottom: var(--space-md);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

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

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

.footer-links a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-bioluminescent);
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-isotope);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
}

/* Privacy Popup */
.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 12, 0.95);
  backdrop-filter: blur(10px);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

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

.popup-content {
  background: rgba(74, 74, 78, 0.95);
  border: 1px solid var(--color-bioluminescent);
  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: 1px solid var(--color-isotope);
  color: var(--color-text-primary);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.popup-close:hover {
  border-color: var(--color-bioluminescent);
  background: var(--color-bioluminescent);
  color: var(--color-void);
}

/* 404 Page */
.error-page {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xxl);
}

.error-code {
  font-size: clamp(4rem, 10vw, 8rem);
  color: var(--color-bioluminescent);
  margin-bottom: var(--space-lg);
  text-shadow: var(--shadow-glow);
}

/* 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 Design */
@media (max-width: 1023px) {
  .main-nav {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .hero-banner {
    min-height: 60vh;
  }
  
  .grid-container {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
  }
  
  .two-column {
    grid-template-columns: 1fr;
  }
  
  .knot-viewer-container {
    height: 400px;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: var(--space-md);
  }
  
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .banner-content {
    padding: var(--space-lg);
  }
  
  .grid-container {
    grid-template-columns: 1fr;
  }
  
  .contact-form {
    padding: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .knot-viewer-container {
    height: 300px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-md);
  }
  
  .hero-banner {
    min-height: 40vh;
  }
  
  .knot-viewer-container {
    height: 250px;
  }
  
  .fiber-selector {
    flex-direction: column;
  }
  
  .fiber-btn {
    width: 100%;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 12px;
  }
  
  .site-header {
    padding: var(--space-sm);
  }
  
  .content-section {
    padding: var(--space-md) var(--space-sm);
  }
}