/* Nordic Minimalist Design System 2025 */

:root {
  /* Colors - Nordic Neutral Warmth Palette */
  --color-arctic-white: #FAFBFB;
  --color-polar-sand: #EDE7DE;
  --color-nordic-stone: #C8C9C7;
  --color-forest-charcoal: #2F3A37;
  --color-fog-lilac: #D9D4E1;
  --color-warm-sage: #A9C3A2;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 4rem;
  
  /* Typography */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'Source Sans Pro', sans-serif;
  --font-accent: 'Spectral', serif;
  
  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --border-thin: 1px solid var(--color-nordic-stone);
  
  /* Shadows */
  --shadow-soft: 0 2px 8px rgba(47, 58, 55, 0.06);
  --shadow-medium: 0 4px 16px rgba(47, 58, 55, 0.08);
  
  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-smooth: 0.5s ease;
  
  /* Opacity Overlays */
  --overlay-light: rgba(255, 255, 255, 0.05);
  --overlay-medium: rgba(255, 255, 255, 0.06);
}

/* 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-body);
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-forest-charcoal);
  background-color: var(--color-arctic-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-forest-charcoal);
}

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

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

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

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

a:hover {
  color: var(--color-warm-sage);
}

/* Header */
.site-header {
  background: var(--color-arctic-white);
  padding: var(--space-md) var(--space-lg);
  border-bottom: var(--border-thin);
  position: relative;
  transition: transform var(--transition-smooth);
}

.site-header.hidden {
  transform: translateY(-100%);
}

.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-heading);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  color: var(--color-forest-charcoal);
  letter-spacing: -0.02em;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
  align-items: center;
}

.nav-menu li a {
  font-size: 0.95rem;
  padding: var(--space-sm) var(--space-md);
  display: block;
}

.burger-button {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-forest-charcoal);
  font-size: 1.5rem;
  order: 999;
}

.burger-button:hover {
  color: var(--color-warm-sage);
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-arctic-white);
  border-bottom: var(--border-thin);
  padding: var(--space-lg);
  z-index: 1000;
}

.mobile-menu.active {
  display: block;
}

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

.mobile-menu a {
  display: block;
  padding: var(--space-sm) 0;
  font-size: 1rem;
}

/* Main Content */
main {
  min-height: calc(100vh - 200px);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-xxl) 0;
}

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

.section-content {
  max-width: 900px;
  margin: 0 auto;
}

/* Hero Banner */
.hero-banner {
  position: relative;
  width: 100%;
  height: 60vh;
  min-height: 400px;
  max-height: 600px;
  overflow: hidden;
  margin-bottom: var(--space-xxl);
}

.hero-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-medium);
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--color-forest-charcoal);
  z-index: 2;
  padding: var(--space-lg);
}

.hero-content h1 {
  margin-bottom: var(--space-md);
  color: var(--color-forest-charcoal);
}

/* Content Banners */
.content-banner {
  width: 100%;
  margin: var(--space-xl) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.content-banner img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Cards & Grids */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

.card {
  background: var(--color-polar-sand);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

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

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

.card-text {
  font-size: 0.95rem;
  color: var(--color-forest-charcoal);
  opacity: 0.9;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-warm-sage);
  color: var(--color-forest-charcoal);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn:hover {
  background: var(--color-forest-charcoal);
  color: var(--color-arctic-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.btn-secondary {
  background: transparent;
  border: var(--border-thin);
  color: var(--color-forest-charcoal);
}

.btn-secondary:hover {
  background: var(--color-polar-sand);
}

/* Forms */
.form-container {
  max-width: 600px;
  margin: var(--space-xl) auto;
  padding: var(--space-xl);
  background: var(--color-polar-sand);
  border-radius: var(--radius-lg);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  background: var(--color-arctic-white);
  color: var(--color-forest-charcoal);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-warm-sage);
}

.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: 0.25rem;
  cursor: pointer;
}

.checkbox-group label {
  font-size: 0.9rem;
  cursor: pointer;
}

/* Privacy Popup */
.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(47, 58, 55, 0.7);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

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

.popup-content {
  background: var(--color-arctic-white);
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
  position: relative;
}

.popup-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-forest-charcoal);
  padding: var(--space-sm);
}

.popup-close:hover {
  color: var(--color-warm-sage);
}

.popup-content h2 {
  margin-bottom: var(--space-lg);
}

.popup-content p {
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

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

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--color-polar-sand);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
  border-top: var(--border-thin);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: center;
  text-align: center;
}

.footer-menu {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  list-style: none;
}

.footer-menu a {
  font-size: 0.9rem;
  padding: var(--space-sm) var(--space-md);
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--color-forest-charcoal);
  opacity: 0.7;
}

/* Interactive Features */
.color-picker-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

.color-swatch {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  border: var(--border-thin);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.color-swatch:hover {
  transform: scale(1.05);
}

.slider-container {
  margin: var(--space-lg) 0;
}

.slider-label {
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
  font-size: 0.95rem;
}

.slider-input {
  width: 100%;
  height: 6px;
  border-radius: var(--radius-sm);
  background: var(--color-nordic-stone);
  outline: none;
  -webkit-appearance: none;
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-warm-sage);
  cursor: pointer;
}

.slider-input::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-warm-sage);
  cursor: pointer;
  border: none;
}

/* Drag and Drop */
.drag-container {
  background: var(--color-polar-sand);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
  min-height: 400px;
  position: relative;
}

.draggable-item {
  position: absolute;
  padding: var(--space-md);
  background: var(--color-arctic-white);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  cursor: move;
  user-select: none;
}

.draggable-item:hover {
  box-shadow: var(--shadow-soft);
}

/* Material Gallery */
.material-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
}

.material-card {
  background: var(--color-arctic-white);
  border: var(--border-thin);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-fast);
}

.material-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

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

.material-stats {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
  font-size: 0.85rem;
}

.stat-item {
  flex: 1;
  text-align: center;
  padding: var(--space-sm);
  background: var(--color-polar-sand);
  border-radius: var(--radius-sm);
}

/* Thank You Page */
.thank-you-container {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  max-width: 700px;
  margin: 0 auto;
}

.thank-you-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  color: var(--color-warm-sage);
}

/* 404 Page */
.error-container {
  text-align: center;
  padding: var(--space-xxl) var(--space-lg);
  max-width: 700px;
  margin: 0 auto;
}

.error-code {
  font-size: 6rem;
  font-weight: 300;
  color: var(--color-nordic-stone);
  margin-bottom: var(--space-md);
}

/* Date Display */
.date {
  font-size: 0.9rem;
  color: var(--color-forest-charcoal);
  opacity: 0.7;
  margin-top: var(--space-md);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .burger-button {
    display: block;
  }
  
  .hero-banner {
    height: 50vh;
    min-height: 300px;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-menu {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .section {
    padding: var(--space-xl) 0;
  }
  
  .form-container {
    padding: var(--space-lg);
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 var(--space-md);
  }
  
  .site-header {
    padding: var(--space-md);
  }
  
  .hero-banner {
    height: 55vh;
    min-height: 250px;
  }
  
  .map-container {
    height: 300px;
  }
  
  .color-picker-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 13px;
  }
  
  .card-grid,
  .material-grid {
    grid-template-columns: 1fr;
  }
  
  .btn {
    width: 100%;
    padding: var(--space-md);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

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

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

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

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

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

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

/* Additional Utility Classes */
.mt-xl {
  margin-top: var(--space-xl);
}

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

.ml-sm {
  margin-left: var(--space-sm);
}

.ml-md {
  margin-left: var(--space-md);
}

.mr-sm {
  margin-right: var(--space-sm);
}

.text-large {
  font-size: 1.1rem;
}

.text-small {
  font-size: 0.9rem;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.contact-icon {
  margin-right: var(--space-sm);
}

.policy-list {
  margin-left: 2rem;
  margin-bottom: var(--space-md);
}

.policy-list li {
  margin-bottom: var(--space-xs);
}

.btn-spacing {
  margin-top: var(--space-md);
}

.color-swatch-arctic {
  background-color: #FAFBFB;
  border: 1px solid #C8C9C7;
}

.color-swatch-sand {
  background-color: #EDE7DE;
  border: 1px solid #C8C9C7;
}

.color-swatch-stone {
  background-color: #C8C9C7;
  border: 1px solid #2F3A37;
}

.color-swatch-lilac {
  background-color: #D9D4E1;
  border: 1px solid #2F3A37;
}

.palette-preview {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  border-radius: var(--radius-md);
  border: var(--border-thin);
  background-color: rgb(169, 195, 162);
}

.palette-preview-label {
  margin-top: var(--space-md);
  font-size: 0.9rem;
}

.drag-instructions {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.draggable-initial {
  position: absolute;
}

.draggable-pos-1 {
  left: 50px;
  top: 50px;
}

.draggable-pos-2 {
  left: 200px;
  top: 100px;
}

.draggable-pos-3 {
  left: 350px;
  top: 50px;
}

.draggable-pos-4 {
  left: 100px;
  top: 200px;
}