/* ==========================================================================
   OMNI IPTV — Production Design System & Global Styles
   Archetype: Sports | Palette: Blue / Streaming (#2563EB)
   Canonical Domain: https://omni-iptv.shop/
   ========================================================================== */

:root {
  /* Brand Color Tokens (Blue / Streaming) */
  --color-primary: #2563EB;
  --color-primary-hover: #1D4ED8;
  --color-primary-active: #1E40AF;
  --color-secondary: #3B82F6;
  --color-primary-glow: rgba(37, 99, 235, 0.28);
  --color-primary-soft: rgba(37, 99, 235, 0.12);
  --color-primary-border: rgba(59, 130, 246, 0.35);

  /* Canvas & Surface Tokens */
  --bg-body: #07111F;
  --bg-surface: #0D1B2A;
  --bg-surface-elevated: #12263A;
  --bg-surface-card: #0F2137;
  --bg-surface-hover: #17304E;
  --border-subtle: #162E4D;
  --border-medium: #1E3A5F;
  --border-bright: #3B82F6;

  /* Text Tokens */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-subtle: #475569;

  /* WhatsApp Brand Token */
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5D;

  /* Typography */
  --font-family: 'Outfit', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.5rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 5rem;

  /* Layout */
  --container-max-width: 1200px;
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Images & Media */
img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

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

h1 { font-size: var(--font-size-4xl); letter-spacing: -0.03em; }
h2 { font-size: var(--font-size-3xl); letter-spacing: -0.02em; }
h3 { font-size: var(--font-size-xl); }
p { color: var(--text-secondary); }

.text-gradient {
  background: linear-gradient(135deg, #ffffff 40%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-blue,
.text-emerald {
  color: var(--color-primary);
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--spacing-2xl);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-border);
  margin-bottom: var(--spacing-sm);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  font-size: var(--font-size-lg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--color-primary-glow);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #05140b;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.25);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  color: #000;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

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

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--font-size-lg);
  border-radius: var(--border-radius-lg);
}

.btn-block {
  width: 100%;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(7, 17, 31, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.85rem 0;
}

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

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo img {
  height: 40px;
  width: auto;
}

.main-nav {
  display: none;
}

@media (min-width: 992px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.4rem 0.2rem;
  position: relative;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background-color: var(--bg-surface);
  border-left: 1px solid var(--border-medium);
  z-index: 200;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: right var(--transition-normal);
  overflow-y: auto;
}

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

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal);
}

.mobile-nav-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-close {
  align-self: flex-end;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav-links a {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-links a:hover {
  color: var(--color-primary);
}

/* Hero Section */
.hero-section {
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-content h1 {
  margin-bottom: var(--spacing-md);
}

.hero-lead {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: var(--spacing-xl);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-subtle);
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.hero-badge-item svg {
  color: var(--color-primary);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.hero-image-wrapper img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* Features Grid */
.features-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background-color: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Pricing Grid */
.pricing-section {
  padding: var(--spacing-3xl) 0;
}

.pricing-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: var(--spacing-2xl);
}

.tab-btn {
  background: var(--bg-surface-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
  padding: 0.65rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn.is-active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.pricing-panel {
  display: none;
}

.pricing-panel.is-active {
  display: block;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: stretch;
}

@media (min-width: 640px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pricing-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.pricing-card {
  background-color: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.10) 0%, var(--bg-surface-card) 40%);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.20);
  transform: scale(1.02);
}

.pricing-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-4px);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--color-primary);
  color: #ffffff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.pricing-header h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.pricing-price-wrap {
  margin: var(--spacing-lg) 0;
}

.pricing-amount {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--text-primary);
}

.pricing-duration {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.pricing-monthly {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-top: 0.25rem;
}

.pricing-features {
  margin: var(--spacing-lg) 0 var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--spacing-md);
}

.pricing-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.pricing-feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* Custom Plan Builder */
.builder-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.builder-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-2xl);
  max-width: 900px;
  margin: 0 auto;
}

.builder-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

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

.builder-group-label {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  display: block;
}

.pill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.pill-btn {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--border-radius-md);
  padding: 0.85rem 1rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.pill-btn:hover {
  border-color: var(--color-primary-border);
  color: var(--text-primary);
}

.pill-btn.is-active {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.builder-result-box {
  background: var(--bg-body);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
  text-align: center;
}

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

.builder-price-large {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.builder-specs {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Movie & Series Showcase Grids */
.showcase-section {
  padding: var(--spacing-3xl) 0;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

@media (min-width: 640px) {
  .media-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 992px) {
  .media-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.media-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  aspect-ratio: 240 / 336;
  position: relative;
}

.media-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary-border);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Devices & Setup Hub */
.devices-section {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-surface);
}

.setup-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 640px) {
  .setup-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .setup-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.setup-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.setup-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-3px);
}

.setup-card-media {
  background: #000;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.setup-card-media img {
  max-height: 100%;
  object-fit: contain;
}

.setup-card-body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.setup-card-body h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.setup-card-body p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

/* App Logos Grid */
.apps-logo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: var(--spacing-2xl);
}

@media (min-width: 640px) {
  .apps-logo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .apps-logo-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.app-logo-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 110px;
  transition: border-color var(--transition-fast);
}

.app-logo-card:hover {
  border-color: var(--color-primary-border);
}

.app-logo-card img {
  max-height: 48px;
  object-fit: contain;
}

.app-logo-card span {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: 500;
}

/* FAQ Accordion */
.faq-section {
  padding: var(--spacing-3xl) 0;
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.is-open {
  border-color: var(--color-primary-border);
}

.faq-trigger {
  width: 100%;
  padding: var(--spacing-lg);
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq-item.is-open .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--text-secondary);
  font-size: var(--font-size-base);
}

.faq-item.is-open .faq-content {
  display: block;
}

/* Payment Methods Banner */
.payments-banner {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.payments-banner img {
  max-height: 48px;
  margin: 0 auto;
  filter: grayscale(10%) contrast(110%);
}

/* Blog Cards */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

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

.blog-card {
  background: var(--bg-surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.blog-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-3px);
}

.blog-card-body {
  padding: var(--spacing-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.blog-meta {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.blog-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 0.75rem;
}

.blog-card p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Article / Editorial Template */
.article-container {
  max-width: 840px;
  margin: 0 auto;
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.article-header {
  margin-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: var(--spacing-xl);
}

.article-header h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

.article-body {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--text-secondary);
}

.article-body h2 {
  font-size: var(--font-size-2xl);
  margin: 2.5rem 0 1rem;
  color: var(--text-primary);
}

.article-body h3 {
  font-size: var(--font-size-xl);
  margin: 2rem 0 0.75rem;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body ul, .article-body ol {
  margin: 1.5rem 0 1.5rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-callout {
  background: var(--bg-surface-elevated);
  border-left: 4px solid var(--color-primary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  margin: 2rem 0;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--text-subtle);
  margin-bottom: var(--spacing-lg);
}

.breadcrumbs a {
  color: var(--text-muted);
}

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

/* Footer */
.site-footer {
  margin-top: auto;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: var(--font-size-sm);
  margin-top: 1rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: var(--font-size-base);
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

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

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

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--text-subtle);
}

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

/* Sticky Mobile Action Bar (CRO Optimized) */
.mobile-action-bar {
  display: none;
}

@media (max-width: 767px) {
  .mobile-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    background: rgba(13, 27, 42, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-medium);
    padding: 0.65rem 1rem;
    gap: 0.75rem;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
  }

  .mobile-action-bar .btn {
    flex: 1;
    padding: 0.75rem 0.5rem;
    font-size: var(--font-size-sm);
  }

  body {
    padding-bottom: 70px; /* Space for action bar */
  }
}