/* ============================================
   CSS Variables - Pure Calm 2025 Palette
   ============================================ */
:root {
  /* Colors */
  --color-feather-white: #FBFBF8;
  --color-oat-linen: #D9D1C5;
  --color-muted-sage: #B6C4B1;
  --color-fog-grey: #C9CFD4;
  --color-deep-walnut: #3B3028;
  --color-primary: #B6C4B1;
  --color-secondary: #FBFBF8;
  --color-text: #3B3028;
  --color-text-light: #6B6560;
  --color-border: #D9D1C5;
  
  /* Typography */
  --font-heading: 'DM Sans', sans-serif;
  --font-body: 'Inter', 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: 8px;
  --radius-md: 12px;
  --radius-lg: 30px;
  --radius-xl: 40px;
  
  /* Shadows */
  --shadow-soft: 0 4px 20px rgba(59, 48, 40, 0.08);
  --shadow-pillow: 0 8px 32px rgba(59, 48, 40, 0.12);
  --shadow-air-glow: 0 0 40px rgba(182, 196, 177, 0.3);
  
  /* Transitions */
  --transition-fast: 0.3s ease;
  --transition-smooth: 0.5s ease;
}

/* ============================================
   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;
  color: var(--color-text);
  background-color: var(--color-feather-white);
  line-height: 1.6;
  overflow-x: hidden;
  font-style: normal;
}

/* ============================================
   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-deep-walnut);
}

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);
}

p {
  margin-bottom: var(--space-md);
  font-size: clamp(1rem, 2vw, 1.125rem);
}

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

a:hover {
  color: var(--color-deep-walnut);
}

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
  background-color: var(--color-feather-white);
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--shadow-soft);
  position: relative;
  z-index: 1000;
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.brand-text {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2vw, 1.75rem);
  font-weight: 700;
  color: var(--color-deep-walnut);
  flex-shrink: 0;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  flex: 1;
  justify-content: center;
}

.nav-menu li a {
  color: var(--color-text);
  font-size: clamp(0.9rem, 2vw, 1rem);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.nav-menu li a:hover {
  background-color: var(--color-oat-linen);
  color: var(--color-deep-walnut);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-deep-walnut);
  font-size: 1.5rem;
  order: 999;
}

.menu-toggle:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   Mobile Navigation
   ============================================ */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-feather-white);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-xxl) var(--space-lg);
    box-shadow: var(--shadow-pillow);
    transition: right var(--transition-smooth);
    z-index: 9999;
    gap: var(--space-md);
    align-items: flex-start;
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-menu li {
    width: 100%;
  }
  
  .nav-menu li a {
    display: block;
    width: 100%;
    padding: var(--space-md);
  }
  
  .menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(59, 48, 40, 0.5);
    z-index: 9998;
  }
  
  .menu-overlay.active {
    display: block;
  }
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xxl) var(--space-lg);
  background: linear-gradient(135deg, var(--color-feather-white) 0%, var(--color-oat-linen) 100%);
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  text-align: center;
  padding: var(--space-xl);
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-lg);
  color: var(--color-deep-walnut);
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-lg);
  font-size: clamp(0.9rem, 2vw, 1.125rem);
  font-weight: 600;
  text-align: center;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
}

.btn-primary {
  background-color: var(--color-muted-sage);
  color: var(--color-deep-walnut);
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background-color: var(--color-deep-walnut);
  color: var(--color-feather-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-pillow);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-deep-walnut);
  border-color: var(--color-deep-walnut);
}

.btn-secondary:hover {
  background-color: var(--color-deep-walnut);
  color: var(--color-feather-white);
}

/* ============================================
   Main Content Sections
   ============================================ */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

.content-section {
  margin-bottom: var(--space-xxl);
  padding: var(--space-xl) 0;
}

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

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 3px;
  background-color: var(--color-muted-sage);
  margin: var(--space-md) auto 0;
  border-radius: var(--radius-sm);
}

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

.card {
  background-color: var(--color-feather-white);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
  transition: all var(--transition-smooth);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-pillow);
}

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

.card-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, transparent 0%, rgba(182, 196, 177, 0.2) 100%);
  border-radius: var(--radius-md);
}

.card-title {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  margin-bottom: var(--space-sm);
  color: var(--color-deep-walnut);
}

.card-text {
  color: var(--color-text-light);
  font-size: clamp(0.9rem, 1.8vw, 1rem);
  margin-bottom: var(--space-md);
}

/* ============================================
   Material Cards
   ============================================ */
.material-card {
  background: linear-gradient(135deg, var(--color-feather-white) 0%, var(--color-oat-linen) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
  transition: all var(--transition-smooth);
}

.material-card:hover {
  box-shadow: var(--shadow-air-glow);
  transform: scale(1.02);
}

.safety-rating {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
  padding: var(--space-sm);
  background-color: var(--color-fog-grey);
  border-radius: var(--radius-md);
}

.rating-bar {
  flex: 1;
  height: 8px;
  background-color: var(--color-oat-linen);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.rating-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-muted-sage) 0%, var(--color-primary) 100%);
  border-radius: var(--radius-sm);
  transition: width var(--transition-smooth);
}

.allergy-badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-muted-sage);
  color: var(--color-deep-walnut);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  margin: var(--space-xs);
}

/* ============================================
   Forms
   ============================================ */
.form-container {
  max-width: 600px;
  margin: var(--space-xl) auto;
  background-color: var(--color-feather-white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

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

.form-label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-deep-walnut);
  font-weight: 600;
  font-size: clamp(0.9rem, 2vw, 1rem);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1rem);
  background-color: var(--color-feather-white);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-muted-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: 4px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checkbox-group label {
  font-size: clamp(0.875rem, 1.8vw, 0.95rem);
  color: var(--color-text-light);
}

/* ============================================
   Map Container
   ============================================ */
.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-soft);
}

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

/* ============================================
   Privacy Popup
   ============================================ */
.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(59, 48, 40, 0.7);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

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

.popup-content {
  background-color: var(--color-feather-white);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-pillow);
  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-deep-walnut);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.popup-close:hover {
  background-color: var(--color-oat-linen);
}

/* ============================================
   Sensitivity Selector
   ============================================ */
.sensitivity-selector {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin: var(--space-xl) 0;
}

.sensitivity-option {
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  background-color: var(--color-feather-white);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: clamp(0.9rem, 2vw, 1rem);
  font-weight: 600;
}

.sensitivity-option:hover {
  border-color: var(--color-muted-sage);
  background-color: var(--color-oat-linen);
}

.sensitivity-option.active {
  background-color: var(--color-muted-sage);
  border-color: var(--color-muted-sage);
  color: var(--color-deep-walnut);
}

/* ============================================
   Comparison Slider
   ============================================ */
.comparison-container {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--space-xl) auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-pillow);
}

.comparison-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background-color: var(--color-deep-walnut);
  color: var(--color-feather-white);
  padding: var(--space-xl) var(--space-lg);
  margin-top: var(--space-xxl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
}

.footer-section h3 {
  color: var(--color-feather-white);
  margin-bottom: var(--space-md);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
}

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

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

.footer-menu a {
  color: var(--color-oat-linen);
  transition: color var(--transition-fast);
}

.footer-menu a:hover {
  color: var(--color-feather-white);
}

.footer-bottom {
  text-align: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(251, 251, 248, 0.2);
  color: var(--color-oat-linen);
  font-size: clamp(0.875rem, 1.8vw, 0.95rem);
}

/* ============================================
   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); }
.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); }

.date {
  font-size: clamp(0.875rem, 1.8vw, 0.95rem);
  color: var(--color-text-light);
  font-style: italic;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
  .hero-section {
    min-height: 60vh;
    padding: var(--space-lg);
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .sensitivity-selector {
    flex-direction: column;
  }
  
  .sensitivity-option {
    width: 100%;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .header-container {
    padding: var(--space-sm);
  }
  
  main {
    padding: var(--space-lg) var(--space-md);
  }
  
  .form-container {
    padding: var(--space-lg);
  }
  
  .popup-content {
    padding: var(--space-lg);
  }
}

@media (min-width: 320px) and (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .hero-content {
    padding: var(--space-md);
  }
}