/* ============================================
   THE GROOVE INTERFACE - Vinyl Record Maintenance
   Futuristic Space Station Music Archive Design
   ============================================ */

:root {
  /* Color Palette */
  --color-anti-static: #121214;
  --color-stylus-gold: #D4AF37;
  --color-vacuum-blue: #00F2FF;
  --color-signal-red: #FF3131;
  --color-text-primary: #E8E8E8;
  --color-text-secondary: #A0A0A0;
  --color-bg-overlay: rgba(18, 18, 20, 0.95);
  
  /* Typography */
  --font-matrix: 'Orbitron', monospace;
  --font-mono: 'JetBrains Mono', monospace;
  --font-primary: '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;
  --radius-full: 50%;
  
  /* Effects */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --shadow-glow-blue: 0 0 20px rgba(0, 242, 255, 0.3);
  --shadow-glow-gold: 0 0 15px rgba(212, 175, 55, 0.4);
}

/* ============================================
   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-primary);
  background-color: var(--color-anti-static);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Dust Particle Background */
.dust-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.dust-particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: rgba(212, 175, 55, 0.3);
  border-radius: var(--radius-full);
  animation: float 20s infinite linear;
}

@keyframes float {
  0% {
    transform: translateY(100vh) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100vh) translateX(100px);
    opacity: 0;
  }
}

.dust-clean-sweep {
  position: fixed;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--color-vacuum-blue), transparent);
  opacity: 0.6;
  z-index: 1000;
  pointer-events: none;
  animation: sweep 1s ease-out;
}

@keyframes sweep {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* RPM Scroll Indicator */
.rpm-indicator {
  position: fixed;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
  width: 120px;
  height: 120px;
  z-index: 100;
  pointer-events: none;
  opacity: 0.3;
}

.rpm-record {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-stylus-gold);
  background: radial-gradient(circle, var(--color-anti-static) 30%, transparent 70%);
  position: relative;
  transition: transform 0.1s linear;
}

.rpm-record::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: var(--color-stylus-gold);
  border-radius: var(--radius-full);
}

.rpm-tracks {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
}

.rpm-track {
  position: absolute;
  width: 2px;
  height: 20px;
  background: var(--color-vacuum-blue);
  left: 50%;
  top: 10px;
  transform-origin: 2px 50px;
  opacity: 0.5;
}

/* Scanning Laser Line */
.scan-line {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-vacuum-blue), transparent);
  box-shadow: 0 0 10px var(--color-vacuum-blue);
  z-index: 999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.scan-line.active {
  opacity: 1;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-matrix);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  letter-spacing: 0.05em;
}

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

h2 {
  font-size: clamp(1.5rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 2rem);
}

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

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

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

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

.site-header {
  position: relative;
  z-index: 200;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-overlay);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.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-matrix);
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: var(--color-stylus-gold);
  font-weight: 700;
}

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

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  position: relative;
}

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

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

.nav-link:hover {
  color: var(--color-vacuum-blue);
}

/* Burger Menu */
.burger-toggle {
  display: none;
  z-index: 100001;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  position: relative;
  margin-left: auto;
}

.burger-icon {
  width: 30px;
  height: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.burger-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-stylus-gold);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.burger-toggle.active .burger-icon span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.burger-toggle.active .burger-icon span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .burger-toggle {
    display: block;
  }
  
  nav {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    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-md);
    border-left: 1px solid rgba(212, 175, 55, 0.2);
    transition: right var(--transition-base);
    z-index: 100000;
    list-style: none;
    margin: 0;
    display: flex;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-link {
    width: 100%;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  }
  
  /* Overlay when menu is open */
  .nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 18, 20, 0.7);
    z-index: 99999;
    backdrop-filter: blur(2px);
  }
  
  .nav-overlay.active {
    display: block;
  }
}

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

main {
  position: relative;
  z-index: 10;
  min-height: calc(100vh - 200px);
}

/* ============================================
   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-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.4;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(18, 18, 20, 0.85) 0%, rgba(18, 18, 20, 0.98) 100%);
  z-index: 2;
}

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

.hero-title {
  color: var(--color-stylus-gold);
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 30px rgba(212, 175, 55, 0.5);
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

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

.content-section {
  padding: var(--space-xxl) var(--space-lg);
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

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

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

.section-title {
  text-align: center;
  color: var(--color-vacuum-blue);
  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: 100px;
  height: 2px;
  background: var(--color-stylus-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;
}

.grid-item {
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.grid-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 242, 255, 0.1), transparent);
  transition: left 0.5s;
}

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

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

.grid-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
}

.grid-title {
  color: var(--color-stylus-gold);
  margin-bottom: var(--space-sm);
  font-size: 1.5rem;
}

.grid-text {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Circular Grid (for special sections) */
.circular-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.circular-item {
  aspect-ratio: 1;
  border-radius: var(--radius-full);
  background: radial-gradient(circle, rgba(0, 242, 255, 0.1) 0%, transparent 70%);
  border: 2px solid var(--color-stylus-gold);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  text-align: center;
  position: relative;
  transition: all var(--transition-base);
}

.circular-item:hover {
  border-color: var(--color-vacuum-blue);
  box-shadow: var(--shadow-glow-gold);
  transform: scale(1.05);
}

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

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 2px solid var(--color-vacuum-blue);
  background: transparent;
  color: var(--color-vacuum-blue);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  position: relative;
  overflow: hidden;
  margin-top: 10px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--color-vacuum-blue);
  transition: left var(--transition-base);
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn:hover {
  color: var(--color-anti-static);
  box-shadow: var(--shadow-glow-blue);
}

.btn-gold {
  border-color: var(--color-stylus-gold);
  color: var(--color-stylus-gold);
}

.btn-gold::before {
  background: var(--color-stylus-gold);
  color: black;
}

.btn-gold:hover {
  color: var(--color-anti-static);
  box-shadow: var(--shadow-glow-gold);
}

.clean-button {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 150;
  padding: var(--space-md) var(--space-lg);
  background: rgba(0, 242, 255, 0.1);
  border: 2px solid var(--color-vacuum-blue);
  color: var(--color-vacuum-blue);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: all var(--transition-base);
}

.clean-button:hover {
  background: var(--color-vacuum-blue);
  color: var(--color-anti-static);
  box-shadow: var(--shadow-glow-blue);
}

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

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

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

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

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-stylus-gold);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.3);
  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-vacuum-blue);
  box-shadow: 0 0 10px rgba(0, 242, 255, 0.2);
}

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

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

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

.checkbox-group label {
  font-size: 0.85rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 2px solid rgba(212, 175, 55, 0.2);
}

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

.contact-info {
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.contact-info-item {
  margin-bottom: var(--space-md);
  font-family: var(--font-mono);
}

.contact-info-item strong {
  color: var(--color-stylus-gold);
  display: block;
  margin-bottom: var(--space-xs);
}

.contact-info-item span {
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

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

.product-card {
  background: rgba(212, 175, 55, 0.05);
  border: 1px solid rgba(212, 175, 55, 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-vacuum-blue);
  box-shadow: var(--shadow-glow-blue);
  transform: translateY(-5px);
}

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

.product-title {
  color: var(--color-stylus-gold);
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.product-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.product-price {
  font-family: var(--font-matrix);
  font-size: 1.75rem;
  color: var(--color-vacuum-blue);
  font-weight: 700;
}

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

.site-footer {
  margin-top: var(--space-xxl);
  padding: var(--space-xl) var(--space-lg);
  background: var(--color-bg-overlay);
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  position: relative;
  z-index: 10;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-sections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

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

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

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

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

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

.footer-copyright {
  text-align: center;
  padding-top: var(--space-xl);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  width: 100%;
}

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

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

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

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

.date {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

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

@media (max-width: 768px) {
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .circular-grid {
    grid-template-columns: 1fr;
  }
  
  .rpm-indicator {
    display: none;
  }
  
  .clean-button {
    bottom: var(--space-md);
    right: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .content-section {
    padding: var(--space-lg) var(--space-md);
  }
}

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

.privacy-popup {
  position: fixed;
  bottom: var(--space-lg);
  left: var(--space-lg);
  right: var(--space-lg);
  max-width: 600px;
  background: var(--color-bg-overlay);
  backdrop-filter: blur(20px);
  border: 2px solid var(--color-stylus-gold);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  z-index: 1000;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  transform: translateY(150%);
  transition: transform var(--transition-slow);
}

.privacy-popup.show {
  transform: translateY(0);
}

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

.privacy-popup-content p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
}

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

.privacy-popup-buttons .btn {
  flex: 1;
  min-width: 120px;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .privacy-popup {
    left: var(--space-md);
    right: var(--space-md);
    bottom: var(--space-md);
  }
}