/* ==========================================================================
   Primaxeyep Design System - Design DNA ID: D-0101D0-01
   Archetype: Archetype Content Sales Funnel
   Layout: Layout Zoned Sections
   Nav: Nav Sticky Compact
   Hero: Hero Guide Introduction
   Typography: Type Monospace Accent
   Color: Color Deep Teal
   Grid: Grid Modular 12
   Cards: Cards Horizontal Reference
   Sections: Sections Dense Modules
   Density: Density Balanced
   ========================================================================== */

/* 1. CSS Custom Properties / Design Tokens */
:root {
  /* Color System - color-deep-teal */
  --bg-color: #F0F4F4;
  --surface-color: #FFFFFF;
  --text-primary: #0F2929;
  --text-secondary: #4D6666;
  --accent-color: #0F766E;
  --border-color: #CCE0E0;
  --muted-bg: #E0EBEB;
  --interactive-color: #115E59;
  --interactive-hover: #094e48;

  /* Typography System - type-monospace-accent */
  --font-sans: 'IBM Plex Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: ui-serif, Georgia, serif;
  --font-mono: 'IBM Plex Mono', 'Space Mono', "SFMono-Regular", Consolas, Menlo, monospace;

  /* Spacing Tokens */
  --space-xxs: 4px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 80px;

  /* Dimensions */
  --max-width: 1200px;
  --header-height: 64px;
  --border-radius: 2px; /* Sharp corners preferred per creative constraints */
}

/* 2. Global Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  width: 100%;
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 3. Typography Rules */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-mono);
  color: var(--text-primary);
  margin-top: 0;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2.5rem;
  line-height: 1.2;
  font-weight: 500;
  margin-bottom: var(--space-md);
}

h2 {
  font-size: 1.75rem;
  line-height: 1.25;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

h3 {
  font-size: 1.25rem;
  line-height: 1.3;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
  max-width: 75ch;
}

a {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--interactive-color);
}

/* Accessibility: Skip Link & Focus Outline */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--text-primary);
  color: #FFFFFF;
  padding: 8px 16px;
  z-index: 9999;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  border-radius: var(--border-radius);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Responsive Media Default */
img, table, video, iframe, canvas {
  max-width: 100%;
  height: auto;
}

/* 4. Semantic Global Layout Architecture (CSS applied directly to semantic tags) */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  width: 100%;
  transition: padding 0.2s ease, box-shadow 0.2s ease;
}

header.scrolled {
  box-shadow: 0 2px 10px rgba(15, 41, 41, 0.06);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: var(--header-height);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.brand-logo svg {
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-lg);
}

.nav-links li a {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-primary);
  text-decoration: none;
  padding: 8px 0;
  position: relative;
  transition: color 0.2s ease;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--accent-color);
}

.nav-links li a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-color);
}

/* Nav CTA Button */
.btn-nav-cta {
  background-color: var(--accent-color);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 18px !important;
  border-radius: var(--border-radius);
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  min-width: 44px;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-nav-cta:hover {
  background-color: var(--interactive-color) !important;
}

/* Mobile Menu Toggle Button */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--border-radius);
  align-items: center;
  justify-content: center;
}

.menu-toggle svg {
  display: block;
  width: 24px;
  height: 24px;
}

/* Main Container */
main {
  width: 100%;
  min-height: calc(100vh - var(--header-height) - 300px);
}

/* Section System - sections-dense-modules & layout-zoned-sections */
section {
  padding: var(--space-3xl) var(--space-md);
  width: 100%;
  position: relative;
}

/* Alternating Section Backgrounds */
section.zone-default {
  background-color: var(--bg-color);
}

section.zone-surface {
  background-color: var(--surface-color);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

section.zone-muted {
  background-color: var(--muted-bg);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

section.zone-accent {
  background-color: #0b1f1f;
  color: #F0F4F4;
  border-top: 1px solid #1a3c3c;
  border-bottom: 1px solid #1a3c3c;
}

section.zone-accent h1,
section.zone-accent h2,
section.zone-accent h3 {
  color: #FFFFFF;
}

section.zone-accent p {
  color: #c2d6d6;
}

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

.container-narrow {
  max-width: 840px;
  margin: 0 auto;
  width: 100%;
}

/* Section Headers */
.section-header {
  margin-bottom: var(--space-xl);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-color);
  background-color: var(--muted-bg);
  padding: 4px 10px;
  border-radius: var(--border-radius);
  margin-bottom: var(--space-xs);
  border: 1px solid var(--border-color);
}

section.zone-accent .section-tag {
  background-color: #143535;
  color: #5eead4;
  border-color: #1e4b4b;
}

.section-title {
  margin-bottom: var(--space-xs);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 65ch;
  margin-bottom: 0;
}

/* 5. Hero System - hero-guide-introduction */
.hero-guide {
  background-color: var(--surface-color);
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-2xl) var(--space-md) var(--space-xl);
}

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.breadcrumbs a {
  color: var(--text-secondary);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--accent-color);
}

.breadcrumbs span.separator {
  color: var(--border-color);
}

.hero-guide h1 {
  max-width: 900px;
  margin-bottom: var(--space-md);
}

.hero-lead {
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 800px;
  margin-bottom: var(--space-lg);
}

.hero-search-bar {
  display: flex;
  max-width: 640px;
  margin-bottom: var(--space-md);
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  padding: 4px;
}

.hero-search-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-primary);
  outline: none;
}

.hero-search-btn {
  background-color: var(--accent-color);
  color: #FFFFFF;
  border: none;
  padding: 0 16px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
}

.hero-quicklinks {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hero-quicklinks span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.hero-quicklinks a {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: var(--border-radius);
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

.hero-quicklinks a:hover {
  background: var(--muted-bg);
  color: var(--accent-color);
  border-color: var(--accent-color);
}

/* 6. Grid Modular 12 System */
.grid {
  display: grid;
  gap: var(--space-md);
  width: 100%;
}

.grid-12 {
  grid-template-columns: repeat(12, 1fr);
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }

/* 7. Card System - cards-horizontal-reference */
.card-horizontal {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease, transform 0.15s ease;
  position: relative;
}

.card-horizontal:hover {
  border-color: var(--accent-color);
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title {
  font-size: 1.1875rem;
  margin-bottom: var(--space-xs);
}

.card-title a {
  color: var(--text-primary);
  text-decoration: none;
}

.card-title a:hover {
  color: var(--accent-color);
}

.card-excerpt {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

/* Feature & Metric Cards */
.card-metric {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-md);
  border-left: 3px solid var(--accent-color);
}

.metric-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

/* 8. Article Reference Layout System */
article {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-xl) var(--space-lg);
  margin-bottom: var(--space-xl);
}

.article-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.toc-box {
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: var(--space-md);
  margin-bottom: var(--space-xl);
}

.toc-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-list li {
  margin-bottom: 6px;
}

.toc-list a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.toc-list a:hover {
  color: var(--accent-color);
  text-decoration: underline;
}

.callout {
  background-color: var(--muted-bg);
  border-left: 4px solid var(--accent-color);
  padding: var(--space-md);
  margin: var(--space-lg) 0;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.callout p:last-child {
  margin-bottom: 0;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0;
}

.checklist li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
}

.checklist li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-color);
  font-weight: 700;
  font-family: var(--font-mono);
}

.steps-list {
  counter-reset: step-counter;
  list-style: none;
  padding: 0;
  margin: var(--space-md) 0;
}

.steps-list li {
  counter-increment: step-counter;
  position: relative;
  padding-left: 44px;
  margin-bottom: var(--space-md);
}

.steps-list li::before {
  content: counter(step-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-color);
  background: var(--muted-bg);
  padding: 2px 6px;
  border: 1px solid var(--border-color);
}

/* 9. Conversion Bridge Block (Блок-міст) */
.conversion-bridge {
  background: linear-gradient(145deg, #0d2828 0%, #061818 100%);
  color: #F0F4F4;
  border: 1px solid #1c4444;
  padding: var(--space-xl) var(--space-lg);
  margin: var(--space-2xl) 0 0 0;
  position: relative;
}

.conversion-bridge h3 {
  color: #FFFFFF;
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
}

.conversion-bridge p {
  color: #c7dede;
  max-width: 65ch;
  margin-bottom: var(--space-md);
}

.bridge-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.bridge-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-sm);
  font-size: 0.875rem;
}

.bridge-item strong {
  display: block;
  color: #5eead4;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-color);
  color: #FFFFFF !important;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  text-decoration: none !important;
  border-radius: var(--border-radius);
  border: none;
  cursor: pointer;
  min-height: 44px;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.btn-primary:hover {
  background-color: var(--interactive-color) !important;
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  padding: 12px 24px;
  text-decoration: none;
  min-height: 44px;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--muted-bg);
  border-color: var(--accent-color);
}

/* 10. Single Photographic Asset Presentation (Only on Order & Homepage) */
.product-showcase {
  display: flex;
  flex-direction: column;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.product-img-wrap {
  width: 100%;
  background: #f7fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.product-img-wrap img {
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: contain;
  display: block;
}

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--accent-color);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* 11. Pricing Packages (Order Page) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.package-card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  position: relative;
}

.package-card.featured {
  border: 2px solid var(--accent-color);
  box-shadow: 0 4px 16px rgba(15, 118, 110, 0.12);
}

.package-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-color);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  padding: 2px 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.package-title {
  font-size: 1.125rem;
  margin-bottom: 6px;
}

.package-subtitle {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

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

.price-current {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.price-old {
  font-family: var(--font-mono);
  font-size: 1rem;
  text-decoration: line-through;
  color: var(--text-secondary);
  margin-left: 8px;
}

.package-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg) 0;
  flex-grow: 1;
}

.package-features li {
  font-size: 0.875rem;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border-color);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 12. Checkout & Order Form */
.order-form-container {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-xl) var(--space-lg);
}

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

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
  outline: none;
  border-radius: var(--border-radius);
  transition: border-color 0.2s ease;
}

.form-control:focus {
  border-color: var(--accent-color);
  background: #FFFFFF;
}

.form-radio-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--space-md);
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
  cursor: pointer;
  border-radius: var(--border-radius);
}

.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent-color);
}

.radio-option.selected {
  border-color: var(--accent-color);
  background: var(--muted-bg);
}

/* Guarantees & Trust Badges */
.trust-badges-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.badge-item {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: var(--space-md);
  text-align: center;
}

.badge-item svg {
  margin-bottom: 8px;
  color: var(--accent-color);
}

.badge-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.badge-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* 13. FAQ Accordion (Accessible details/summary) */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
}

.faq-item summary {
  padding: var(--space-md);
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 500;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  font-family: var(--font-mono);
  color: var(--accent-color);
}

.faq-item[open] summary::after {
  content: '−';
}

.faq-content {
  padding: 0 var(--space-md) var(--space-md);
  color: var(--text-secondary);
  border-top: 1px dashed var(--border-color);
  margin-top: 4px;
  padding-top: var(--space-sm);
}

/* 14. Footer System - footer-information-dense */
footer {
  background-color: #0b1c1c;
  color: #c2d6d6;
  border-top: 1px solid #1a3c3c;
  padding: var(--space-3xl) var(--space-md) var(--space-xl);
  font-size: 0.875rem;
  width: 100%;
}

footer a {
  color: #92b8b8;
  text-decoration: none;
}

footer a:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-xl);
  max-width: var(--max-width);
  margin: 0 auto var(--space-2xl);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  margin-bottom: var(--space-md);
  border-bottom: 1px solid #1a3c3c;
  padding-bottom: 8px;
}

.footer-col p {
  color: #8faaaa;
  font-size: 0.8125rem;
  line-height: 1.5;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li {
  margin-bottom: 8px;
}

.footer-disclaimer-box {
  background: #071414;
  border: 1px solid #163333;
  padding: var(--space-md);
  margin-top: var(--space-sm);
  font-size: 0.75rem;
  color: #7b9696;
  line-height: 1.5;
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  border-top: 1px solid #163333;
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #7b9696;
}

/* 15. Responsive Adaptations */
@media (max-width: 1024px) {
  .grid-12 {
    grid-template-columns: repeat(8, 1fr);
  }
  .col-8 { grid-column: span 8; }
  .col-6 { grid-column: span 8; }
  .col-4 { grid-column: span 4; }
  .col-3 { grid-column: span 4; }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .trust-badges-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

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

  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: var(--surface-color);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-lg) var(--space-md);
    gap: var(--space-md);
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.2s ease;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links li a {
    font-size: 1.125rem;
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
  }

  .btn-nav-cta {
    width: 100%;
    text-align: center;
    margin-top: var(--space-sm);
  }

  .grid-12 {
    grid-template-columns: 1fr;
  }

  .col-12, .col-8, .col-6, .col-4, .col-3 {
    grid-column: span 1;
  }

  .hero-search-bar {
    flex-direction: column;
    gap: 8px;
    background: transparent;
    border: none;
    padding: 0;
  }

  .hero-search-input {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
  }

  .hero-search-btn {
    justify-content: center;
  }

  .trust-badges-row {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}