/* 
  sitznova-de - Premium Corporate Tech Design System
  Theme: Workday Ergonomics & Spine Health
  Colors: Ice Blue, Slate Steel, Active Teal, Ocean Blue
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color Tokens */
  --color-bg: #F4F7FA;
  --color-bg-card: #FFFFFF;
  --color-bg-elevated: #EBF1F6;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;
  
  --color-text-primary: #1E293B;
  --color-text-secondary: #475569;
  --color-text-muted: #64748B;
  
  /* Ergonomic Highlights */
  --color-teal: #0EA5E9;
  --color-teal-hover: #0284C7;
  --color-teal-light: #E0F2FE;
  --color-green: #10B981;
  --color-green-light: #D1FAE5;
  --color-orange: #F97316;
  --color-orange-light: #FFEDD5;
  
  /* Shadows & Layouts */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-premium: 0 20px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base styling */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text-secondary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border-hover);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-teal);
}

/* Grid & Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.section-subtitle {
  font-family: var(--font-heading);
  color: var(--color-teal);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(2rem, 3.2vw, 2.5rem);
  margin-bottom: 1rem;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.divider {
  width: 50px;
  height: 4px;
  background-color: var(--color-teal);
  margin: 1rem auto var(--space-md) auto;
  border-radius: 2px;
}

.divider.left {
  margin-left: 0;
}

/* Premium Card Module */
.premium-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.premium-card:hover {
  transform: translateY(-4px);
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow: var(--shadow-premium);
}

/* Header & Sticky Nav */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background-color var(--transition-normal), border-color var(--transition-normal), padding var(--transition-normal);
  padding: 1.5rem 0;
  background-color: transparent;
}

header.sticky-header {
  padding: 0.9rem 0;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.02);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.logo-dot {
  width: 7px;
  height: 7px;
  background-color: var(--color-teal);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--color-teal);
}

nav ul {
  display: none;
  list-style: none;
  gap: 2rem;
}

@media (min-width: 768px) {
  nav ul {
    display: flex;
  }
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.4rem 0;
  position: relative;
  color: var(--color-text-secondary);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-teal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-teal);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Hamburger Trigger */
.hamburger {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 26px;
  z-index: 110;
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer Menu */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 270px;
  height: 100vh;
  background-color: var(--color-bg-card);
  border-left: 1px solid var(--color-border);
  z-index: 105;
  transition: right var(--transition-normal);
  padding: 6rem 2rem 2rem 2rem;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.4);
  z-index: 104;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  backdrop-filter: blur(4px);
}

.mobile-nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  display: block;
  padding: 0.4rem 0;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: var(--color-teal);
}

/* CTA Buttons */
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-teal);
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.85rem 2rem;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.2);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
  cursor: pointer;
  border: none;
}

.btn-cta:hover {
  background-color: var(--color-teal-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(14, 165, 233, 0.3);
}

.btn-cta:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.8rem;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--color-teal);
  background-color: var(--color-teal-light);
}

/* Hero Section */
.hero {
  padding: 9rem 0 5rem 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.hero-meta {
  color: var(--color-teal);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  color: var(--color-text-primary);
  letter-spacing: -0.025em;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-text-secondary);
  font-weight: 400;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  background-color: #fff;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover {
  transform: scale(1.005);
}

/* Product Showcase Grid */
.product-showcase {
  padding: var(--space-lg) 0;
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.product-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.gallery-main-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  background-color: #fff;
  border: 1px solid var(--color-border);
}

.gallery-main-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background-color: #fff;
  display: block;
  transition: opacity 0.3s ease, transform var(--transition-slow);
}

.gallery-main-img:hover {
  transform: scale(1.02);
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem;
}

.gallery-thumb-btn {
  background-color: #fff;
  border: 2px solid transparent;
  padding: 0;
  cursor: pointer;
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast);
}

.gallery-thumb-btn.active {
  border-color: var(--color-teal);
  box-shadow: 0 0 8px rgba(14, 165, 233, 0.2);
}

.gallery-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: opacity var(--transition-fast);
}

.gallery-thumb-img:hover {
  opacity: 0.8;
}

/* Tabbed Specifications Layout */
.specs-tabs-container {
  margin-top: 1.5rem;
}

.specs-tabs-headers {
  display: flex;
  gap: 0.4rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
  overflow-x: auto;
}

.specs-tab-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.specs-tab-btn:hover {
  color: var(--color-text-primary);
}

.specs-tab-btn.active {
  color: var(--color-teal);
  border-bottom-color: var(--color-teal);
}

.specs-tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.specs-tab-content.active {
  display: block;
}

.specs-grid-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

@media (min-width: 576px) {
  .specs-grid-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.specs-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.85rem;
}

.specs-label {
  color: var(--color-text-muted);
}

.specs-value {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* Product Badges & Pricing */
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--color-teal-light);
  border: 1px solid rgba(14, 165, 233, 0.15);
  border-radius: 20px;
  padding: 0.3rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-teal-hover);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.star-rating {
  color: var(--color-orange);
}

.price-box {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 1.25rem;
  border-radius: 8px;
  margin: 1.5rem 0;
}

.price-original {
  font-size: 1rem;
  text-decoration: line-through;
  color: var(--color-text-muted);
  margin-right: 0.5rem;
}

.price-tag {
  font-size: 2.1rem;
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-text-primary);
}

.price-tag span {
  color: var(--color-teal);
}

/* Ergonomic Adjustment Guide Styling */
.ergonomics-section {
  padding: var(--space-lg) 0;
}

.setup-guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

@media (min-width: 992px) {
  .setup-guide-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.setup-display-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-md);
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.chair-visualizer {
  position: relative;
  width: 100%;
  max-width: 420px;
  height: 250px;
  background-color: var(--color-bg);
  border: 1px dashed var(--color-border-hover);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chair-base-icon {
  width: 120px;
  height: 160px;
  border: 2px solid var(--color-border-hover);
  border-radius: 6px;
  position: relative;
  background-color: var(--color-bg-card);
  transition: all var(--transition-normal);
}

.chair-base-icon::before {
  /* Spine element */
  content: '';
  position: absolute;
  left: 50%;
  top: 10px;
  width: 6px;
  height: 90px;
  background-color: var(--color-text-muted);
  transform: translateX(-50%);
  border-radius: 3px;
  transition: background-color var(--transition-normal);
}

/* Interactive alignment markers */
.ergonomic-marker {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--color-text-muted);
  border: 2px solid #fff;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.ergonomic-marker.lumbar {
  left: calc(50% - 7px);
  top: 65px;
}

.ergonomic-marker.armrest {
  left: 20px;
  top: 85px;
}

.ergonomic-marker.armrest.right {
  left: auto;
  right: 20px;
  top: 85px;
}

.ergonomic-marker.height {
  left: calc(50% - 7px);
  bottom: 30px;
}

.chair-base-icon.height-active {
  transform: translateY(-10px);
  border-color: var(--color-teal);
  box-shadow: 0 8px 16px rgba(14, 165, 233, 0.1);
}

.chair-base-icon.height-active .ergonomic-marker.height {
  background-color: var(--color-teal);
  transform: scale(1.3);
  box-shadow: 0 0 10px var(--color-teal);
}

.chair-base-icon.lumbar-active::before {
  background-color: var(--color-teal);
  width: 8px;
}

.chair-base-icon.lumbar-active .ergonomic-marker.lumbar {
  background-color: var(--color-teal);
  transform: scale(1.3);
  box-shadow: 0 0 10px var(--color-teal);
}

.chair-base-icon.armrest-active .ergonomic-marker.armrest {
  background-color: var(--color-teal);
  transform: scale(1.3);
  box-shadow: 0 0 10px var(--color-teal);
}

.visualizer-overlay-text {
  position: absolute;
  bottom: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.setup-options-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.setup-option-btn {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.2rem;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.setup-option-btn:hover {
  border-color: var(--color-border-hover);
  background-color: var(--color-bg);
}

.setup-option-btn.active {
  border-color: var(--color-teal);
  background-color: var(--color-teal-light);
}

.setup-option-btn h4 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.setup-option-btn.active h4 {
  color: var(--color-teal-hover);
}

.setup-option-btn p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* Editorial Review Elements */
.review-teaser {
  padding: var(--space-lg) 0;
}

.quote-card {
  font-family: var(--font-heading);
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  font-style: italic;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-primary);
  border-left: 4px solid var(--color-teal);
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.rating-breakdown-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  border-radius: 10px;
  margin: 2rem 0;
}

.rating-bar-group {
  margin-bottom: 1rem;
}

.rating-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.3rem;
}

.rating-bar-track {
  width: 100%;
  height: 6px;
  background-color: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
}

.rating-bar-fill {
  height: 100%;
  background-color: var(--color-teal);
  border-radius: 3px;
}

.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin: 2rem 0;
}

@media (min-width: 768px) {
  .pros-cons-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.pros-box, .cons-box {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.pros-box {
  background-color: var(--color-green-light);
  border-color: rgba(16, 185, 129, 0.15);
}

.cons-box {
  background-color: var(--color-orange-light);
  border-color: rgba(249, 115, 22, 0.15);
}

.pros-box h4, .cons-box h4 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.pros-box h4 { color: var(--color-green); }
.cons-box h4 { color: var(--color-orange); }

.pros-cons-list {
  list-style: none;
}

.pros-cons-list li {
  font-size: 0.85rem;
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
}

.pros-box li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-green);
  font-weight: bold;
}

.cons-box li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--color-orange);
  font-weight: bold;
}

/* Call To Action Banner */
.cta-banner-box {
  background: linear-gradient(135deg, var(--color-teal-light), var(--color-bg-card));
  border: 1px solid rgba(14, 165, 233, 0.2);
  padding: var(--space-md);
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  margin: 2rem 0;
}

.cta-banner-box h2 {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.cta-banner-box p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem auto;
}

.affiliate-notice {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
}

/* Footer Section */
footer {
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0 var(--space-md) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
  max-width: 320px;
}

.footer-owner-info {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.footer-owner-info strong {
  color: var(--color-text-primary);
  display: block;
}

.footer-owner-info a {
  color: var(--color-teal);
}

.footer-owner-info a:hover {
  text-decoration: underline;
}

.footer-col h4 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-teal);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Cookie Banner Styling */
.cookie-popup {
  position: fixed;
  bottom: -200px;
  left: 0;
  width: 100%;
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--color-border);
  padding: 1.25rem 0;
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
  transition: bottom var(--transition-normal);
}

.cookie-popup.show {
  bottom: 0;
}

.cookie-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 768px) {
  .cookie-container {
    flex-direction: row;
    justify-content: space-between;
  }
}

.cookie-text {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  max-width: 760px;
  text-align: center;
}

@media (min-width: 768px) {
  .cookie-text {
    text-align: left;
  }
}

.cookie-text a {
  color: var(--color-teal);
  text-decoration: underline;
}

.cookie-btns {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

.cookie-btn-accept {
  background-color: var(--color-teal);
  color: #FFFFFF;
  border: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.55rem 1.15rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.cookie-btn-accept:hover {
  background-color: var(--color-teal-hover);
}

.cookie-btn-decline {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.55rem 1.15rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cookie-btn-decline:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-muted);
}

/* Page Loader Styling */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-bg);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.fade-out {
  opacity: 0;
  visibility: hidden;
}

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

.loader-bar {
  width: 140px;
  height: 4px;
  background-color: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto 0.5rem auto;
}

.loader-progress {
  width: 0%;
  height: 100%;
  background-color: var(--color-teal);
  animation: loadProgress 1s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.loader-sub {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes loadProgress {
  0% { width: 0%; margin-left: 0; }
  50% { width: 35%; margin-left: 30%; }
  100% { width: 0%; margin-left: 100%; }
}

/* Contact Page Styling */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr 1.5fr;
  }
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.checkbox-group {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
  margin-top: 0.25rem;
  accent-color: var(--color-teal);
}

.checkbox-group label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.checkbox-group label a {
  color: var(--color-teal);
  text-decoration: underline;
}

.contact-alert {
  padding: 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  display: none;
}

.contact-alert-success {
  background-color: var(--color-green-light);
  color: var(--color-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.contact-alert-error {
  background-color: var(--color-orange-light);
  color: var(--color-orange);
  border: 1px solid rgba(249, 115, 22, 0.2);
}

/* Mobile Responsive Optimization (Viewport < 768px) */
@media (max-width: 767px) {
  :root {
    --space-md: 1.25rem;
    --space-lg: 2.25rem;
  }

  body, html {
    overflow-x: hidden;
  }

  /* Prevent long German words from causing layout breaking */
  h1, h2, h3, h4, h5, h6, p, li, span, a, label {
    overflow-wrap: break-word;
    word-wrap: break-word;
    hyphens: auto;
  }

  /* Reduce margins and paddings globally */
  .hero {
    padding: 6.5rem 0 3.5rem 0;
  }

  /* Reduce space in cards to prevent content squishing */
  .premium-card {
    padding: 1.25rem;
  }

  /* Force buttons to wrap elegantly */
  .hero-content div {
    flex-direction: column;
    width: 100%;
  }

  .hero-content .btn-cta, 
  .hero-content .btn-secondary {
    width: 100%;
    text-align: center;
    margin-bottom: 0.5rem;
  }
  
  .hero-content .btn-secondary {
    margin-bottom: 0;
  }

  /* Keep specs values and labels wrapping on very small widths (e.g. 320px) */
  .specs-item {
    flex-wrap: wrap;
    gap: 0.25rem;
    align-items: flex-start;
  }

  .specs-label, .specs-value {
    flex-basis: 100%;
  }

  .specs-value {
    text-align: left;
  }

  /* Optimize adjustment guide simulator */
  .setup-display-card {
    min-height: auto;
    padding: 1rem;
  }

  .chair-visualizer {
    height: 220px;
    padding: 0.5rem;
  }

  .chair-base-icon {
    transform: scale(0.85);
  }

  .chair-base-icon.height-active {
    transform: translateY(-8px) scale(0.85);
  }

  /* Optimize quote card paddings on review teaser */
  .review-teaser .premium-card {
    padding: 1.5rem;
  }

  /* Impressum & contact form layout issues */
  .contact-grid {
    gap: var(--space-md);
  }
  
  /* Footer adjustments */
  footer {
    padding: var(--space-lg) 0 var(--space-md) 0;
  }
  
  .footer-brand p {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  /* Cookie popup positioning and stacking */
  .cookie-popup {
    bottom: -300px;
    padding: 1.25rem 0;
  }

  .cookie-popup.show {
    bottom: 0;
  }

  .cookie-container {
    padding: 0 var(--space-sm);
    gap: 0.75rem;
  }

  .cookie-btns {
    width: 100%;
    flex-direction: column;
    gap: 0.5rem;
  }

  .cookie-btn-accept, 
  .cookie-btn-decline {
    width: 100%;
    text-align: center;
  }
  
  .gallery-thumbs {
    grid-template-columns: repeat(6, 1fr);
    gap: 0.25rem;
  }
  
  .gallery-thumb-btn {
    min-width: 0;
  }
  
  .rating-badge {
    flex-direction: column;
    align-items: flex-start;
    border-radius: 12px;
    padding: 0.5rem 0.8rem;
    gap: 0.2rem;
  }
}