/* ============================================
   WINTER STORAGE PREPARATION - FUTURISTIC DESIGN
   Secure Hangar / Tech-Vault Aesthetic
   ============================================ */

:root {
  /* Color Palette */
  --color-frostbite-navy: #001B2E;
  --color-plasma-white: #E0FBFC;
  --color-industrial-amber: #FF9F1C;
  --color-isothermal-grey: #415A77;
  --color-dark-accent: #0A1A2E;
  --color-light-accent: #C8E6E9;
  
  /* Typography */
  --font-heading: 'Syncopate', sans-serif;
  --font-body: 'Inconsolata', monospace;
  --font-primary: 'Poppins', 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: 12px;
  --radius-xl: 16px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 27, 46, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 27, 46, 0.2);
  --shadow-lg: 0 8px 24px rgba(0, 27, 46, 0.3);
  --shadow-glow: 0 0 20px rgba(224, 251, 252, 0.3);
  --shadow-amber: 0 0 15px rgba(255, 159, 28, 0.4);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
}

/* ============================================
   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-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-plasma-white);
  background-color: var(--color-frostbite-navy);
  overflow-x: hidden;
  position: relative;
}

/* Frost Overlay Effect */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(224, 251, 252, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(224, 251, 252, 0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

/* Atmospheric Particles (Snow/Ice Crystals) */
.particle-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--color-plasma-white);
  border-radius: 50%;
  opacity: 0.3;
  animation: float 20s infinite linear;
}

@keyframes float {
  0% {
    transform: translateY(-100vh) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(100vh) translateX(100px);
    opacity: 0;
  }
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-plasma-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-light-accent);
}

a {
  color: var(--color-plasma-white);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-industrial-amber);
}

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

.site-header {
  position: relative;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(0, 27, 46, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(224, 251, 252, 0.1);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand-text {
  font-family: var(--font-heading);
  font-size: clamp(0.9rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-plasma-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-shadow: 0 0 10px rgba(224, 251, 252, 0.5);
}

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

.main-navigation li a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid transparent;
  transition: all var(--transition-base);
}

.main-navigation li a:hover {
  border-color: var(--color-industrial-amber);
  color: var(--color-industrial-amber);
}

/* Burger Menu Button - Always Last in Header */
.burger-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-plasma-white);
  color: var(--color-plasma-white);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  font-size: 1.5rem;
  transition: all var(--transition-base);
  order: 999;
  z-index: 1001;
}

.burger-toggle:hover {
  border-color: var(--color-industrial-amber);
  color: var(--color-industrial-amber);
}

.burger-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: currentColor;
  margin: 5px 0;
  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 Menu */
.mobile-nav {
  display: none;
  position: fixed;
  top: 50px;
  left: 0;
  width: 100%;
  background: rgba(0, 27, 46, 0.98);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(224, 251, 252, 0.1);
  padding: var(--space-lg);
  z-index: 999;
  transform: translateY(-100%);
  transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.mobile-nav.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

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

.mobile-nav ul li a {
  display: block;
  padding: var(--space-md);
  border-bottom: 1px solid rgba(224, 251, 252, 0.1);
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   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%);
  background: linear-gradient(135deg, var(--color-frostbite-navy) 0%, var(--color-dark-accent) 100%);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 27, 46, 0.6);
  z-index: 1;
}

.hero-banner.hero-index {
  background-image: url('../gallery/freepik__35mm-film-photography-bicycles-in-a-city-basement-__52281.webp');
}

.hero-banner.hero-about {
  background-image: url('../gallery/freepik__35mm-film-photography-city-bikes-lined-in-a-garage__52274.webp');
}

.hero-banner.hero-contact {
  background-image: url('../gallery/freepik__35mm-film-photography-bicycles-in-a-city-basement-__52281.webp');
}

.hero-banner.hero-services {
  background-image: url('../gallery/freepik__35mm-film-photography-group-of-commuter-bikes-lean__52277.webp');
}

.hero-banner.hero-process {
  background-image: url('../gallery/freepik__35mm-film-photography-group-of-commuter-bikes-lean__52280.webp');
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: var(--max-width);
  width: 100%;
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.hero-text {
  margin-bottom: 0;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-lg);
  text-shadow: 2px 2px 8px rgba(0, 27, 46, 0.8), 0 0 20px rgba(224, 251, 252, 0.5);
  color: var(--color-plasma-white);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-plasma-white);
  max-width: 800px;
  margin: 0 auto;
  text-shadow: 1px 1px 4px rgba(0, 27, 46, 0.8);
  background: rgba(0, 27, 46, 0.4);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  backdrop-filter: blur(5px);
}

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

main {
  position: relative;
  z-index: 10;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.content-section {
  margin-bottom: var(--space-xxl);
  padding: var(--space-xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  background: rgba(65, 90, 119, 0.05);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(224, 251, 252, 0.05);
  transition: all var(--transition-base);
}

.content-section:hover {
  background: rgba(65, 90, 119, 0.08);
  border-color: rgba(224, 251, 252, 0.1);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  padding-bottom: var(--space-md);
  grid-column: 1 / -1;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: var(--color-industrial-amber);
  box-shadow: var(--shadow-amber);
}

.section-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  align-items: start;
}

.section-text {
  display: grid;
  gap: var(--space-md);
}

.section-text p {
  margin-bottom: 0;
}

/* ============================================
   CARDS & GRIDS
   ============================================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  grid-column: 1 / -1;
}

.card-grid.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
}

.card-grid.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
}

.card-grid.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(245px, 1fr));
}

.feature-card {
  background: rgba(65, 90, 119, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(224, 251, 252, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(224, 251, 252, 0.1), transparent);
  transition: left var(--transition-slow);
}

.feature-card:hover::before {
  left: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-industrial-amber);
  box-shadow: var(--shadow-amber);
}

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

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-plasma-white);
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-light-accent);
  line-height: 1.6;
}

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

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 2px solid var(--color-industrial-amber);
  background: transparent;
  color: var(--color-industrial-amber);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border-radius: var(--radius-sm);
  margin-top: 10px;
}

.btn:hover {
  background: var(--color-industrial-amber);
  color: var(--color-frostbite-navy);
  box-shadow: var(--shadow-amber);
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--color-industrial-amber);
  color: var(--color-frostbite-navy);
}

.btn-primary:hover {
  background: var(--color-plasma-white);
  border-color: var(--color-plasma-white);
}

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

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(65, 90, 119, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(224, 251, 252, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

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

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

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  background: rgba(0, 27, 46, 0.5);
  border: 1px solid rgba(224, 251, 252, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-plasma-white);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-industrial-amber);
  box-shadow: 0 0 10px rgba(255, 159, 28, 0.3);
}

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

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

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

.checkbox-group label {
  font-size: 0.85rem;
  color: var(--color-light-accent);
  line-height: 1.5;
}

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

.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-xl) 0;
  border: 1px solid rgba(224, 251, 252, 0.1);
}

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

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

.site-footer {
  background: rgba(0, 27, 46, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(224, 251, 252, 0.1);
  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(200px, 1fr));
  gap: var(--space-xl);
}

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

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

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

.footer-nav a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-light-accent);
  transition: color var(--transition-base);
}

.footer-nav a:hover {
  color: var(--color-industrial-amber);
}

.footer-info {
  font-size: 0.85rem;
  color: var(--color-light-accent);
  line-height: 1.8;
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(224, 251, 252, 0.1);
  font-size: 0.85rem;
  color: var(--color-light-accent);
}

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

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

.centered-section {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.centered-text {
  max-width: 600px;
  margin: var(--space-lg) auto;
}

.centered-text-small {
  max-width: 600px;
  margin: var(--space-md) auto;
  color: var(--color-light-accent);
}

.button-group {
  margin-top: var(--space-xl);
}

.button-group .btn {
  margin-left: var(--space-md);
}

.button-group .btn:first-child {
  margin-left: 0;
}

.error-code {
  font-size: 8rem;
  margin-bottom: var(--space-md);
}

.date-display {
  text-align: center;
  color: var(--color-light-accent);
  margin-bottom: var(--space-xl);
}

.map-container iframe {
  border: 0;
}

.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); }

.image-section {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(65, 90, 119, 0.2);
  padding: var(--space-sm);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-section img {
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: block;
  transition: transform var(--transition-slow);
}

.image-section:hover img {
  transform: scale(1.03);
}

/* Grid variations for different content layouts */
.content-section.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.content-section.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.content-section.grid-text-image {
  grid-template-columns: 1fr 0.9fr;
  gap: var(--space-lg);
  align-items: start;
}

.content-section.grid-image-text {
  grid-template-columns: 0.9fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.content-section.grid-image-text .image-section {
  order: -1;
}

.content-section.grid-text-image .image-section,
.content-section.grid-image-text .image-section {
  max-height: 280px;
  height: 280px;
}

.content-section.grid-text-image .image-section img,
.content-section.grid-image-text .image-section img {
  height: 280px;
  width: 100%;
  object-fit: cover;
}

/* Standalone image sections (full width but smaller) */
.content-section > .image-section:not(.grid-image-text .image-section):not(.grid-text-image .image-section) {
  grid-column: 1 / -1;
  max-height: 320px;
  max-width: 700px;
  margin: var(--space-lg) auto;
  width: 100%;
}

.content-section > .image-section:not(.grid-image-text .image-section):not(.grid-text-image .image-section) img {
  height: 320px;
  width: 100%;
  object-fit: cover;
}

@media (max-width: 768px) {
  .content-section.grid-text-image,
  .content-section.grid-image-text {
    grid-template-columns: 1fr;
  }
  
  .content-section.grid-text-image .image-section,
  .content-section.grid-image-text .image-section {
    order: 0;
    height: 250px;
    max-height: 250px;
  }
  
  .content-section.grid-text-image .image-section img,
  .content-section.grid-image-text .image-section img {
    height: 250px;
    max-height: 250px;
  }
  
  .content-section > .image-section:not(.grid-image-text .image-section):not(.grid-text-image .image-section) {
    max-height: 280px;
    max-width: 100%;
  }
  
  .content-section > .image-section:not(.grid-image-text .image-section):not(.grid-text-image .image-section) img {
    height: 280px;
    max-height: 280px;
  }
}

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

@media (max-width: 1023px) {
  .main-navigation {
    display: none;
  }
  
  .burger-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  
  .mobile-nav {
    display: block;
  }
  
  .site-header {
    flex-wrap: nowrap;
  }
}

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

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

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }
  
  main {
    padding: var(--space-lg) var(--space-md);
  }
  
  .hero-content {
    padding: var(--space-lg) var(--space-md);
  }
}

@media (max-width: 320px) {
  html {
    font-size: 12px;
  }
  
  .card-grid {
    gap: var(--space-md);
  }
  
  .feature-card {
    padding: var(--space-md);
  }
}

/* ============================================
   SPECIAL EFFECTS
   ============================================ */

.glow-effect {
  position: relative;
}

.glow-effect::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(224, 251, 252, 0.1) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* Scroll-triggered lock effect */
.lock-indicator {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 50px;
  height: 50px;
  background: rgba(65, 90, 119, 0.8);
  border: 2px solid var(--color-industrial-amber);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  z-index: 100;
  transition: transform var(--transition-base);
}

.lock-indicator.locked {
  transform: scale(1.1);
  box-shadow: var(--shadow-amber);
}

/* Spring Readiness Timer */
.spring-timer {
  background: rgba(65, 90, 119, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(224, 251, 252, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  margin-top: var(--space-lg);
}

.timer-display {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-industrial-amber);
  margin: var(--space-sm) 0;
}