/* ============================================
   VINYL RECORD MAINTENANCE - FUTURISTIC DESIGN
   High-Tech Data-Analog Interface
   ============================================ */

:root {
  /* Base Colors - Groove Topography Theme */
  --color-deep-black: #0A0A0B;
  --color-sonic-silver: #C0C0C0;
  --color-ultraviolet: #6A0DAD;
  --color-oscilloscope: #39FF14;
  --color-dark-gray: #1A1A1C;
  --color-light-gray: #2A2A2C;
  --color-text-primary: #E0E0E0;
  --color-text-secondary: #B0B0B0;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Typography */
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --font-sans: 'Michroma', 'Arial', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 3rem;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --border-width: 1px;
  
  /* Shadows & Effects */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
  --glow-ultraviolet: 0 0 20px rgba(106, 13, 173, 0.5);
  --glow-oscilloscope: 0 0 15px rgba(57, 255, 20, 0.4);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --header-height: 80px;
  --max-width: 1400px;
}

/* ============================================
   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-mono);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-deep-black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1 {
  font-size: clamp(2rem, 5vw, var(--font-size-3xl));
}

h2 {
  font-size: clamp(1.5rem, 4vw, var(--font-size-2xl));
}

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

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

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

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(10, 10, 11, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: var(--border-width) solid var(--color-sonic-silver);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: var(--header-height);
}

.brand-text {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: var(--color-text-primary);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

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

.nav-menu li a {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: var(--space-sm) var(--space-md);
  border: var(--border-width) solid transparent;
  transition: all var(--transition-base);
}

.nav-menu li a:hover {
  border-color: var(--color-ultraviolet);
  box-shadow: var(--glow-ultraviolet);
}

/* Burger Menu Button */
.burger-toggle {
  display: none;
  background: transparent;
  border: var(--border-width) solid var(--color-sonic-silver);
  width: 44px;
  height: 44px;
  cursor: pointer;
  position: relative;
  padding: 0;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  z-index: 1000001;
  transition: all var(--transition-base);
}

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

.burger-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-sonic-silver);
  transition: all var(--transition-base);
}

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

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

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

/* Mobile Navigation */
.mobile-nav {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: rgba(10, 10, 11, 0.98);
  backdrop-filter: blur(15px);
  border-bottom: var(--border-width) solid var(--color-sonic-silver);
  padding: var(--space-lg);
  z-index: 999;
  transform: translateY(-100%);
  transition: transform var(--transition-base);
}

.mobile-nav.active {
  transform: translateY(0);
}

.mobile-nav-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-nav-menu li a {
  display: block;
  padding: var(--space-md);
  border: var(--border-width) solid var(--color-sonic-silver);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-base);
}

.mobile-nav-menu li a:hover {
  border-color: var(--color-ultraviolet);
  box-shadow: var(--glow-ultraviolet);
  background: rgba(106, 13, 173, 0.1);
}

/* Responsive Navigation */
@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
  }
  
  .mobile-nav {
    display: block;
  }
}

@media (min-width: 1024px) {
  .mobile-nav {
    display: none !important;
  }
}

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

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

/* ============================================
   HERO 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%);
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(106, 13, 173, 0.3), rgba(10, 10, 11, 0.7));
  z-index: 2;
}

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

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--space-xl);
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-lg);
  text-shadow: 0 0 30px rgba(106, 13, 173, 0.8);
  color: var(--color-text-primary);
}

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

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

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

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

.content-section .section-title {
  text-align: 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: 100px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-ultraviolet), transparent);
}

/* 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: rgba(26, 26, 28, 0.6);
  border: var(--border-width) solid var(--color-sonic-silver);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  backdrop-filter: blur(5px);
}

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

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

.grid-item-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

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

/* 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-image {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: var(--border-width) solid var(--color-sonic-silver);
}

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

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

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  border: var(--border-width) solid var(--color-sonic-silver);
  background: transparent;
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  margin-top: 10px;
}

.btn:hover {
  border-color: var(--color-ultraviolet);
  box-shadow: var(--glow-ultraviolet);
  background: rgba(106, 13, 173, 0.1);
  transform: scale(1.05);
  color: white;
}

.btn-primary {
  border-color: var(--color-ultraviolet);
  box-shadow: var(--glow-ultraviolet);
}

.btn-primary:hover {
  background: rgba(106, 13, 173, 0.2);
  color: white;
}

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

.contact-form {
  max-width: 600px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: rgba(26, 26, 28, 0.6);
  border: var(--border-width) solid var(--color-sonic-silver);
  border-radius: var(--radius-md);
  backdrop-filter: blur(5px);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(10, 10, 11, 0.8);
  border: var(--border-width) solid var(--color-sonic-silver);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-ultraviolet);
  box-shadow: var(--glow-ultraviolet);
}

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

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

.form-checkbox {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--color-ultraviolet);
}

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

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

.product-card {
  background: rgba(26, 26, 28, 0.6);
  border: var(--border-width) solid var(--color-sonic-silver);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  backdrop-filter: blur(5px);
}

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

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

.product-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

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

.product-price {
  font-size: var(--font-size-lg);
  color: var(--color-oscilloscope);
  font-weight: bold;
  font-family: var(--font-sans);
}

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

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

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

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

.site-footer {
  background: rgba(10, 10, 11, 0.95);
  border-top: var(--border-width) solid var(--color-sonic-silver);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
}

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

.footer-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

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

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

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

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

.footer-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.footer-copyright {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: var(--border-width) solid var(--color-sonic-silver);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* ============================================
   COMPLIANCE PAGES
   ============================================ */

.compliance-page {
  max-width: 900px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl) var(--space-lg);
}

.compliance-page h1 {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.compliance-page h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-ultraviolet);
}

.compliance-page p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.compliance-page ul {
  margin-left: var(--space-xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

.compliance-page li {
  margin-bottom: var(--space-sm);
}

.date {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-xl);
  padding: var(--space-md);
  border-top: var(--border-width) solid var(--color-sonic-silver);
}

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

.thank-you-container {
  max-width: 600px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
  text-align: center;
  background: rgba(26, 26, 28, 0.6);
  border: var(--border-width) solid var(--color-sonic-silver);
  border-radius: var(--radius-md);
  backdrop-filter: blur(5px);
}

.thank-you-title {
  font-size: clamp(2rem, 4vw, var(--font-size-3xl));
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.thank-you-message {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

/* ============================================
   404 PAGE
   ============================================ */

.error-container {
  max-width: 600px;
  margin: var(--space-xxl) auto;
  padding: var(--space-xl);
  text-align: center;
}

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

.error-message {
  font-size: var(--font-size-xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xl);
}

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

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

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

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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

@media (max-width: 768px) {
  :root {
    --space-xl: 2rem;
    --space-xxl: 3rem;
  }
  
  .content-section {
    padding: var(--space-xl) var(--space-md);
  }
  
  .hero-banner {
    min-height: 50vh;
  }
  
  .grid-container {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .two-column {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .contact-form {
    padding: var(--space-lg);
  }
}

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

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }
  
  .hero-banner {
    min-height: 40vh;
  }
}

/* ============================================
   ANIMATIONS & EFFECTS
   ============================================ */

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

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

@keyframes glow {
  0%, 100% {
    box-shadow: var(--glow-ultraviolet);
  }
  50% {
    box-shadow: 0 0 30px rgba(106, 13, 173, 0.8);
  }
}

.glow-effect {
  animation: glow 3s ease-in-out infinite;
}