:root {
  /* Color Palette */
  --color-deep-navy: #0A0E1A;
  --color-midnight: #1B263B;
  --color-blue-charcoal: #2E4057;
  --color-steel-blue: #3C5A73;
  --color-dusty-blue: #5C728A;
  --color-light-gray: #E9ECEF;
  --color-ghost-white: #F8F9FA;
  --color-pure-white: #FFFFFF;
  --color-accent: #D4AF37; /* Gold accent */

  /* Typography */
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Cormorant Garamond', serif;
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-md: 1.125rem;   /* 18px */
  --font-size-lg: 1.25rem;    /* 20px */
  --font-size-xl: 1.5rem;     /* 24px */
  --font-size-2xl: 1.875rem;  /* 30px */
  --font-size-3xl: 2.25rem;   /* 36px */
  --font-size-4xl: 3rem;      /* 48px */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.8;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;

  /* Borders & Shadows */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-radius-xl: 1.5rem;
  --border-radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Layout */
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
  --header-height: 5rem;
}

/* ======================================
 * RESET & BASE STYLES
 * ====================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-midnight);
  background-color: var(--color-ghost-white);
  overflow-x: hidden;
}

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

a {
  color: var(--color-steel-blue);
  text-decoration: none;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-blue-charcoal);
}

button {
  cursor: pointer;
  font-family: var(--font-primary);
  border: none;
  background: none;
}

ul, ol {
  list-style-position: inside;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 500;
  line-height: var(--line-height-tight);
  color: var(--color-deep-navy);
  margin-bottom: var(--space-md);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

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

input, textarea, select {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  padding: var(--space-sm);
  border: 1px solid var(--color-light-gray);
  border-radius: var(--border-radius-sm);
  width: 100%;
  transition: border-color var(--transition-normal);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-steel-blue);
}

/* ======================================
 * LAYOUT & CONTAINERS
 * ====================================== */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

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

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

.text-uppercase {
  text-transform: uppercase;
}

.section-title {
  margin-bottom: var(--space-lg);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 4rem;
  height: 2px;
  background-color: var(--color-steel-blue);
}

.page-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-lg);
  text-align: center;
}

.intro-text {
  font-size: var(--font-size-lg);
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  text-align: center;
  color: var(--color-steel-blue);
}

/* ======================================
 * BUTTONS & INTERACTIVE ELEMENTS
 * ====================================== */

.primary-btn, .secondary-btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  letter-spacing: 0.5px;
  text-align: center;
  transition: all var(--transition-normal);
}

.primary-btn {
  background-color: var(--color-midnight);
  color: var(--color-ghost-white);
  box-shadow: var(--shadow-md);
}

.primary-btn:hover {
  background-color: var(--color-blue-charcoal);
  color: var(--color-ghost-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.secondary-btn {
  background-color: transparent;
  color: var(--color-midnight);
  border: 1px solid var(--color-midnight);
}

.secondary-btn:hover {
  background-color: var(--color-midnight);
  color: var(--color-ghost-white);
}

.text-link {
  position: relative;
  font-weight: 500;
  padding-bottom: 3px;
}

.text-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-steel-blue);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-normal);
}

.text-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

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

.main-header {
  position: relative;
  width: 100%;
  z-index: 100;
  background-color: var(--color-ghost-white);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  position: relative;
}

.logo-wrapper {
  z-index: 101;
}

.text-logo {
  font-family: var(--font-secondary);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-deep-navy);
  margin: 0;
}

.text-logo-small {
  font-family: var(--font-secondary);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-deep-navy);
  margin: 0 0 var(--space-xs);
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 2rem;
  height: 1.5rem;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 101;
}

.menu-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-midnight);
  transition: all var(--transition-normal);
}

.menu-toggle.active .bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.main-nav {
  position: absolute;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: 0;
  background-color: var(--color-ghost-white);
  overflow: hidden;
  transition: height var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.main-nav.active {
  height: auto;
}

.nav-list {
  list-style: none;
  padding: var(--space-sm) 0;
}

.nav-link {
  display: block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-midnight);
  font-weight: 500;
  transition: all var(--transition-normal);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-steel-blue);
  background-color: rgba(92, 114, 138, 0.05);
}

/* Desktop Navigation */
@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
  
  .main-nav {
    position: static;
    height: auto;
    width: auto;
    background-color: transparent;
    box-shadow: none;
    overflow: visible;
  }
  
  .nav-list {
    display: flex;
    padding: 0;
  }
  
  .nav-link {
    padding: var(--space-sm);
    margin-left: var(--space-sm);
  }
  
  .nav-link.active {
    color: var(--color-steel-blue);
    background-color: transparent;
  }
  
  .nav-link.active::after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-steel-blue);
    margin-top: var(--space-xs);
  }
}

/* ======================================
 * HERO SECTION
 * ====================================== */

.hero-section {
  padding: var(--space-3xl) 0;
  background: linear-gradient(135deg, var(--color-ghost-white), var(--color-light-gray));
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 600px;
  position: relative;
  z-index: 2;
}

.hero-text {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  color: var(--color-blue-charcoal);
}

.hero-visual {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  z-index: 1;
  opacity: 0.6;
}

.visual-element {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 50%, var(--color-steel-blue) 0%, transparent 70%);
}

@media (max-width: 767px) {
  .hero-visual {
    width: 100%;
    opacity: 0.2;
  }
}

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

.featured-grid, .products-grid, .testimonials-grid, .materials-grid, .practices-grid, .certifications-grid, .process-grid, .info-crystalline-structure {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.featured-item, .product-card, .testimonial-item, .material-card, .practice-card, .certification-item, .process-step, .info-node {
  background-color: var(--color-pure-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.featured-item:hover, .product-card:hover, .material-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.featured-image, .product-image, .material-image {
  width: 100%;
  height: 0;
  padding-bottom: 75%; /* 4:3 aspect ratio */
  position: relative;
  overflow: hidden;
}

.featured-image img, .product-image img, .material-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.featured-item:hover .featured-image img, 
.product-card:hover .product-image img, 
.material-card:hover .material-image img {
  transform: scale(1.05);
}

.featured-title, .product-title, .material-title, .practice-title, .step-title, .node-title {
  margin: var(--space-md) var(--space-md) var(--space-sm);
  font-size: var(--font-size-lg);
}

.featured-item p, .material-card p, .practice-card p {
  padding: 0 var(--space-md);
  margin-bottom: var(--space-md);
}

.featured-item .text-link {
  margin: 0 var(--space-md) var(--space-md);
  display: inline-block;
}

/* ======================================
 * PHILOSOPHY/VISION SECTION
 * ====================================== */

.philosophy-section, .vision-section, .custom-section, .consultation-section {
  background-color: var(--color-midnight);
  color: var(--color-ghost-white);
  position: relative;
  overflow: hidden;
}

.philosophy-content, .vision-content, .custom-content, .consultation-content {
  max-width: 600px;
  position: relative;
  z-index: 2;
  padding: var(--space-xl) 0;
}

.philosophy-section .section-title, .vision-section .section-title, .custom-section .section-title, .consultation-section .section-title {
  color: var(--color-ghost-white);
}

.philosophy-section .section-title::after, .vision-section .section-title::after, .custom-section .section-title::after, .consultation-section .section-title::after {
  background-color: var(--color-ghost-white);
}

.philosophy-visual, .vision-visual, .custom-visual, .consultation-visual {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  z-index: 1;
}

.accent-shape, .geometric-accent {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 100%;
  height: 80%;
  background: linear-gradient(45deg, transparent 0%, var(--color-steel-blue) 100%);
  opacity: 0.15;
  border-radius: var(--border-radius-md);
}

/* ======================================
 * TESTIMONIALS SECTION
 * ====================================== */

.testimonials-section {
  background-color: var(--color-light-gray);
}

.testimonial-item {
  padding: var(--space-lg);
  text-align: center;
}

.quote-icon {
  font-size: var(--font-size-2xl);
  color: var(--color-steel-blue);
  margin-bottom: var(--space-sm);
  opacity: 0.5;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--space-md);
}

.client-name {
  font-weight: 600;
  color: var(--color-midnight);
}

/* ======================================
 * NEWSLETTER SECTION
 * ====================================== */

.newsletter-section {
  background-color: var(--color-ghost-white);
}

.newsletter-wrapper {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

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

.form-group {
  display: flex;
  margin-bottom: var(--space-sm);
}

.form-group input {
  flex: 1;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.form-group .primary-btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.consent-checkbox {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-md);
  text-align: left;
}

.consent-checkbox input {
  width: auto;
  margin-right: var(--space-sm);
  margin-top: 0.25rem;
}

/* ======================================
 * PRODUCT PAGE STYLES
 * ====================================== */

.product-card {
  display: flex;
  flex-direction: column;
}

.product-details {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-description {
  margin-bottom: var(--space-md);
  flex: 1;
}

.product-price {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-deep-navy);
  margin-bottom: var(--space-md);
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.feature-tag {
  background-color: var(--color-light-gray);
  color: var(--color-steel-blue);
  font-size: var(--font-size-xs);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-full);
}

/* ======================================
 * ECO PRACTICES PAGE STYLES
 * ====================================== */

.practice-card {
  padding: var(--space-lg);
}

.practice-icon, .step-icon, .node-icon {
  font-size: var(--font-size-2xl);
  color: var(--color-steel-blue);
  margin-bottom: var(--space-sm);
}

.certification-logo {
  width: 120px;
  height: 120px;
  margin: var(--space-md) auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.certification-logo img {
  max-width: 100%;
  max-height: 100%;
}

.certification-item {
  padding: var(--space-md);
  text-align: center;
}

.certification-title {
  margin-top: 0;
}

/* ======================================
 * CONTACT PAGE STYLES
 * ====================================== */

.contact-hero {
  background-color: var(--color-midnight);
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.luminous-membrane {
  position: relative;
  z-index: 1;
}

.contact-hero-content {
  text-align: center;
  color: var(--color-pure-white);
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.contact-hero .page-title {
  color: var(--color-pure-white);
}

.contact-hero .hero-text {
  color: var(--color-light-gray);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

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

.contact-form-container {
  background-color: var(--color-pure-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.form-topography {
  padding: var(--space-lg);
}

.input-membrane {
  margin-bottom: var(--space-md);
  position: relative;
}

.field-pulse {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-steel-blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-normal);
}

.input-membrane input:focus ~ .field-pulse,
.input-membrane textarea:focus ~ .field-pulse {
  transform: scaleX(1);
}

.field-pulse.large {
  height: 4px;
  opacity: 0.5;
}

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

@media (min-width: 576px) {
  .form-field-cluster {
    grid-template-columns: 1fr 1fr;
  }
}

.pulsating-btn {
  position: relative;
  overflow: hidden;
}

.pulsating-btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  transform: translate(-50%, -50%) scale(0);
  border-radius: 50%;
  transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
}

.pulsating-btn:hover::after {
  transform: translate(-50%, -50%) scale(1);
}

.contact-info-container {
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-midnight) 0%, var(--color-blue-charcoal) 100%);
  border-radius: var(--border-radius-lg);
  color: var(--color-ghost-white);
}

.info-node {
  padding: var(--space-lg);
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.info-node a {
  color: var(--color-light-gray);
}

.info-node a:hover {
  color: var(--color-pure-white);
}

.map-container {
  height: 450px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

.thankyou-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-ghost-white) 0%, var(--color-light-gray) 100%);
}

.thankyou-membrane {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl);
  background-color: var(--color-pure-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.particle-field {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  opacity: 0.3;
}

.appreciation-icon {
  font-size: var(--font-size-3xl);
  color: var(--color-steel-blue);
  margin-bottom: var(--space-md);
}

.appreciation-text {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
}

.next-steps {
  margin: var(--space-xl) 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.step-item {
  padding: var(--space-md);
  background-color: var(--color-light-gray);
  border-radius: var(--border-radius-md);
}

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

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

.error-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-midnight) 0%, var(--color-deep-navy) 100%);
  color: var(--color-ghost-white);
}

.dimensional-anomaly {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl);
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.fractal-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.2;
}

.error-code {
  font-size: 8rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--space-lg);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
}

.digit {
  position: relative;
  display: inline-block;
}

.digit-void {
  display: inline-block;
  width: 5rem;
  height: 8rem;
  background: linear-gradient(45deg, var(--color-steel-blue) 0%, transparent 100%);
  border-radius: var(--border-radius-md);
  position: relative;
}

.error-title {
  color: var(--color-pure-white);
  margin-bottom: var(--space-lg);
}

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

.navigation-options {
  margin: var(--space-xl) 0;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.option-link {
  padding: var(--space-md);
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-md);
  color: var(--color-pure-white);
  transition: all var(--transition-normal);
}

.option-link:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-5px);
  color: var(--color-pure-white);
}

.option-icon {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
}

/* ======================================
 * POLICY PAGES
 * ====================================== */

.policy-section {
  padding: var(--space-xl) 0 var(--space-3xl);
}

.policy-content {
  max-width: 800px;
  margin: 0 auto;
}

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

.policy-heading {
  font-family: var(--font-primary);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-deep-navy);
}

.policy-block ul, .policy-block ol {
  margin-left: var(--space-md);
  margin-bottom: var(--space-md);
}

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

.last-updated {
  font-style: italic;
  font-size: var(--font-size-sm);
  color: var(--color-steel-blue);
  text-align: right;
}

.cookies-table-wrapper {
  overflow-x: auto;
  margin-bottom: var(--space-md);
}

.cookies-table {
  width: 100%;
  border-collapse: collapse;
}

.cookies-table th, .cookies-table td {
  padding: var(--space-sm);
  text-align: left;
  border-bottom: 1px solid var(--color-light-gray);
}

.cookies-table th {
  background-color: var(--color-light-gray);
  font-weight: 600;
}

.cookies-table tr:nth-child(even) td {
  background-color: rgba(92, 114, 138, 0.05);
}

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

.site-footer {
  background-color: var(--color-midnight);
  color: var(--color-ghost-white);
  padding: var(--space-xl) 0;
}

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

@media (min-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 992px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

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

.address, .contact-info {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-loose);
}

.contact-info a {
  display: block;
  color: var(--color-light-gray);
}

.contact-info a:hover {
  color: var(--color-pure-white);
}

.footer-title {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-pure-white);
}

.footer-links ul {
  list-style: none;
}

.footer-links a {
  display: block;
  padding: var(--space-xs) 0;
  color: var(--color-light-gray);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

.copyright {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-light-gray);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ======================================
 * COOKIES CONSENT POPUP
 * ====================================== */

.cookies-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-midnight);
  color: var(--color-pure-white);
  padding: var(--space-md);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.cookies-popup.active {
  transform: translateY(0);
}

.cookies-content {
  max-width: 800px;
  margin: 0 auto;
}

.cookies-content h3 {
  color: var(--color-pure-white);
  margin-bottom: var(--space-sm);
}

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

.cookies-content a {
  color: var(--color-light-gray);
  text-decoration: underline;
}

.cookies-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ======================================
 * RESPONSIVE ADJUSTMENTS
 * ====================================== */

@media (max-width: 576px) {
  :root {
    --font-size-4xl: 2.5rem; /* 40px */
    --font-size-3xl: 2rem;   /* 32px */
    --font-size-2xl: 1.5rem; /* 24px */
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  section {
    padding: var(--space-lg) 0;
  }
  
  .featured-grid, .products-grid, .testimonials-grid, .materials-grid, .practices-grid, .certifications-grid {
    grid-template-columns: 1fr;
  }
  
  .cookies-buttons {
    flex-direction: column;
  }
}

@media (min-width: 577px) and (max-width: 767px) {
  .featured-grid, .products-grid, .testimonials-grid, .materials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .philosophy-visual, .vision-visual, .custom-visual, .consultation-visual {
    display: none;
  }
  
  .philosophy-content, .vision-content, .custom-content, .consultation-content {
    max-width: 100%;
  }
}
/* ======================================
 * RESPONSIVE LUMINOUS FIELD FOR 320px VIEWPORT
 * ====================================== */

@media (max-width: 320px) {
  /* Dimensional Chromatic Variables */
  :root {
    /* Typography Quantum Collapse */
    --font-size-4xl: 2rem;      /* 32px - compressed hero state */
    --font-size-3xl: 1.75rem;   /* 28px - section header resonance */
    --font-size-2xl: 1.5rem;    /* 24px - harmonic type scale */
    --font-size-xl: 1.25rem;    /* 20px - information density adjustment */
    --font-size-lg: 1.125rem;   /* 18px - elevated body text */
    
    /* Spatial Field Metamorphosis */
    --space-lg: 1.25rem;        /* breathing room compression */
    --space-xl: 1.75rem;        /* section padding realignment */
    --space-2xl: 2.25rem;       /* major spacing recalibration */
    --space-3xl: 3rem;          /* heroic vertical reduction */
    
    /* Membrane Boundaries */
    --container-padding: 0.75rem; /* edge proximity modulation */
    --header-height: 4rem;       /* vertical presence reduction */
  }
  
  /* Containment Vessel Architecture */
  .container {
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
  }
  
  /* Section Rhythmic Patterns */
  section {
    padding: var(--space-lg) 0;
  }
  
  /* Typographic Neural Networks */
  .page-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-md);
  }
  
  .section-title {
    margin-bottom: var(--space-md);
  }
  
  .intro-text {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-lg);
  }
  
  /* Neuromorphic Header Reconfiguration */
  .header-container {
    height: var(--header-height);
    padding: 0 var(--container-padding);
  }
  
  .text-logo {
    font-size: var(--font-size-lg);
  }
  
  .text-logo-small {
    font-size: var(--font-size-base);
  }
  
  .menu-toggle {
    width: 1.5rem;
    height: 1.25rem;
  }
  
  .main-nav {
    top: var(--header-height);
  }
  
  .nav-link {
    padding: 0.75rem var(--space-sm);
  }
  
  /* Hero Quantum Field Collapse */
  .hero-section {
    padding: var(--space-xl) 0;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-text {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-md);
  }
  
  .hero-visual .visual-element {
    opacity: 0.15;
  }
  
  /* Crystalline Grid Singularity */
  .featured-grid,
  .products-grid,
  .testimonials-grid,
  .materials-grid,
  .practices-grid,
  .certifications-grid,
  .process-grid,
  .info-crystalline-structure,
  .steps-grid,
  .options-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  /* Cellular Card Compression */
  .featured-item,
  .product-card,
  .testimonial-item,
  .material-card,
  .practice-card,
  .certification-item,
  .process-step,
  .info-node {
    padding: var(--space-md);
  }
  
  .featured-title,
  .product-title,
  .material-title,
  .practice-title,
  .step-title,
  .node-title {
    font-size: var(--font-size-md);
    margin: var(--space-sm) 0 var(--space-xs);
  }
  
  .featured-item p,
  .material-card p,
  .practice-card p {
    padding: 0;
    margin-bottom: var(--space-sm);
  }
  
  .featured-item .text-link {
    margin: 0 0 var(--space-sm);
  }
  
  /* Philosophical Section Realignment */
  .philosophy-content,
  .vision-content,
  .custom-content,
  .consultation-content {
    padding: var(--space-lg) 0;
    max-width: 100%;
  }
  
  .philosophy-visual,
  .vision-visual,
  .custom-visual,
  .consultation-visual {
    opacity: 0.1;
    width: 100%;
  }
  
  /* Interactive Membrane Transmutation */
  .primary-btn,
  .secondary-btn {
    padding: 0.75rem var(--space-sm);
    width: 100%;
    display: block;
    margin-bottom: var(--space-xs);
    text-align: center;
  }
  
  .form-group {
    flex-direction: column;
  }
  
  .form-group input {
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--space-xs);
  }
  
  .form-group .primary-btn {
    border-radius: var(--border-radius-sm);
  }
  
  .newsletter-wrapper {
    padding: 0 var(--space-xs);
  }
  
  .form-field-cluster {
    grid-template-columns: 1fr;
  }
  
  input, textarea, select {
    padding: 0.75rem;
  }
  
  .input-membrane {
    margin-bottom: var(--space-sm);
  }
  
  /* Contact Neural Network */
  .contact-grid {
    gap: var(--space-lg);
  }
  
  .form-topography {
    padding: var(--space-md);
  }
  
  .contact-info-container {
    padding: var(--space-md);
  }
  
  .info-node {
    padding: var(--space-md);
  }
  
  .map-container {
    height: 300px;
  }
  
  /* Appreciation Field */
  .thankyou-membrane {
    padding: var(--space-md);
  }
  
  .appreciation-icon {
    font-size: var(--font-size-2xl);
  }
  
  .appreciation-text {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-lg);
  }
  
  /* Error Dimensional Anomaly */
  .error-section .dimensional-anomaly {
    padding: var(--space-md);
  }
  
  .error-code {
    font-size: 5rem;
  }
  
  .digit-void {
    width: 3rem;
    height: 5rem;
  }
  
  .error-message {
    font-size: var(--font-size-base);
  }
  
  .option-link {
    padding: var(--space-sm);
  }
  
  /* Footer Biosphere */
  .site-footer {
    padding: var(--space-lg) 0;
  }
  
  .footer-grid {
    gap: var(--space-md);
  }
  
  .footer-title {
    margin-bottom: var(--space-xs);
  }
  
  .footer-links a {
    padding: calc(var(--space-xs) / 2) 0;
  }
  
  .copyright {
    padding-top: var(--space-md);
  }
  
  /* Cookie Consent Membrane */
  .cookies-popup {
    padding: var(--space-sm);
  }
  
  .cookies-buttons {
    flex-direction: column;
  }
  
  .cookies-buttons .primary-btn,
  .cookies-buttons .secondary-btn {
    width: 100%;
    margin-right: 0;
  }
  
  /* Policy Quantum Field */
  .policy-content {
    padding: 0 var(--space-xs);
  }
  
  .policy-block {
    margin-bottom: var(--space-lg);
  }
}