/*! 
 * Viabbly Blog - Static CSS
 * Zero dependencies, modern design, dark mode support
 */

/* ============================================
   CSS VARIABLES & DESIGN TOKENS
   ============================================ */

:root {
  /* Colors - Light Mode */
  --color-bg-primary: #f6f6f6;
  --color-bg-secondary: #ffffff;
  --color-bg-tertiary: #e9ecef;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #4a5568;
  --color-text-muted: #718096;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  /* Brand Colors */
  --color-primary: #00303C;
  --color-primary-hover: #002028;
  --color-primary-light: #e0f2f5;
  --color-accent: #00A179;
  --color-accent-hover: #008f6b;

  /* Extended Palette */
  --color-bg-brand: #00303C;
  --color-bg-brand-light: #004554;
  --color-text-inverse: #ffffff;
  --viabbly-green: #00A179;
  --viabbly-green-hover: #008f6b;


  /* Viabbly Green System */
  --viabbly-green: #00A179;
  --viabbly-green-soft: #e6f6f2;
  /* Light green background */
  --viabbly-green-contrast: #005c45;
  /* Darker green for text */

  /* Semantic Colors */
  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  /* 4px */
  --space-sm: 0.5rem;
  /* 8px */
  --space-md: 1rem;
  /* 16px */
  --space-lg: 1.5rem;
  /* 24px */
  --space-xl: 2rem;
  /* 32px */
  --space-2xl: 3rem;
  /* 48px */
  --space-3xl: 4rem;
  /* 64px */
  --space-4xl: 6rem;
  /* 96px */

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

  --font-size-xs: 0.75rem;
  /* 12px */
  --font-size-sm: 0.875rem;
  /* 14px */
  --font-size-base: 1rem;
  /* 16px */
  --font-size-lg: 1.125rem;
  /* 18px */
  --font-size-xl: 1.25rem;
  /* 20px */
  --font-size-2xl: 1.5rem;
  /* 24px */
  --font-size-3xl: 1.875rem;
  /* 30px */
  --font-size-4xl: 2.25rem;
  /* 36px */
  --font-size-5xl: 3rem;
  /* 48px */

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Layout */
  --container-max-width: 1120px;
  --container-padding: 24px;
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;

  /* Z-index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-tooltip: 1070;
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg-primary: #0f172a;
    --color-bg-secondary: #1e293b;
    --color-bg-tertiary: #334155;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-border: #334155;
    --color-border-light: #1e293b;

    --color-primary: #3b82f6;
    --color-primary-hover: #60a5fa;
    --color-primary-light: #1e3a8a;
    --color-accent: #06b6d4;
    --color-accent: #00A179;
    --color-accent-hover: #22d3ee;
    /* Keep cyan popup for dark mode or switch to bright green? Let's use bright green */
    --color-accent-hover: #34d399;
    /* Bright green */

    --viabbly-green: #34d399;
    --viabbly-green-soft: rgba(0, 161, 121, 0.15);
    --viabbly-green-contrast: #6ee7b7;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
  }
}

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

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  min-height: 100vh;
}

hr {
  border: 0;
  height: 2px;
  background-color: var(--viabbly-green-soft);
  margin: var(--space-2xl) 0;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
}

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

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

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

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
}

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

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

a:hover {
  color: var(--viabbly-green);
  text-decoration: underline;
  text-decoration-color: var(--viabbly-green);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

strong {
  font-weight: var(--font-weight-semibold);
}

ul,
ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

li::marker {
  color: var(--viabbly-green);
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--color-bg-tertiary);
  padding: 0.125rem 0.375rem;
  border-radius: var(--border-radius-sm);
}

pre {
  background-color: var(--color-bg-secondary);
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  margin-bottom: var(--space-md);
}

pre code {
  background: none;
  padding: 0;
}

/* ============================================
   LAYOUT UTILITIES
   ============================================ */

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

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

.section--white {
  background-color: #ffffff;
}

.section--light {
  background-color: var(--color-bg-primary);
  /* #f6f6f6 */
}

.section--brand {
  background-color: var(--color-bg-brand);
  color: var(--color-text-inverse);
}

.section--brand .hero__title,
.section--brand .hero__subtitle,
.section--brand h2,
.section--brand p {
  color: var(--color-text-inverse);
}

.section--accent {
  background-color: var(--viabbly-green-soft);
}


.section--hero {
  padding: var(--space-4xl) 0;
}

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

.header {
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.9);
}

@media (prefers-color-scheme: dark) {
  .header {
    background-color: rgba(15, 23, 42, 0.9);
  }
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  gap: var(--space-xl);
}

.navbar__logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__logo:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* Mobile Menu Toggle (CSS Only) */
.navbar__toggle {
  display: none;
}

.navbar__hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
  padding: var(--space-sm);
}

.navbar__hamburger span {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
  justify-content: center;
}

.navbar__menu a {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.navbar__menu a:hover {
  color: var(--color-primary);
  background-color: var(--color-bg-secondary);
  text-decoration: none;
}

.navbar__cta {
  flex-shrink: 0;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .navbar__hamburger {
    display: flex;
  }

  .navbar__menu {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background-color: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    gap: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
  }

  .navbar__menu li {
    margin: 0;
  }

  .navbar__menu a {
    display: block;
    padding: var(--space-md);
  }

  .navbar__toggle:checked~.navbar__menu {
    max-height: 400px;
    opacity: 1;
  }

  .navbar__toggle:checked~.navbar__hamburger span:nth-child(1) {
    transform: rotate(45deg) translateY(9px);
  }

  .navbar__toggle:checked~.navbar__hamburger span:nth-child(2) {
    opacity: 0;
  }

  .navbar__toggle:checked~.navbar__hamburger span:nth-child(3) {
    transform: rotate(-45deg) translateY(-9px);
  }

  .navbar__cta {
    margin-top: var(--space-md);
  }
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  text-decoration: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  line-height: 1.5;
}

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

.btn--primary {
  background-color: var(--color-primary);
  color: white;
}

.btn--primary:hover {
  background-color: var(--viabbly-green-hover);
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: white;
  /* Ensure text remains readable */
}


.btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
  background-color: var(--viabbly-green-soft);
  color: var(--color-primary);
  border-color: var(--viabbly-green);
  text-decoration: none;
}

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

.btn--outline-white {
  background-color: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn--outline-white:hover {
  background-color: white;
  color: var(--color-primary);
  border-color: white;
  text-decoration: none;
}


/* ============================================
   CARDS
   ============================================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
}

.card-grid--2col {
  grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
}

.card-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
  .card-grid--3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {

  .card-grid,
  .card-grid--2col,
  .card-grid--3col {
    grid-template-columns: 1fr;
  }
}

.card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--viabbly-green);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  /* Improve interaction scope */
}

.card:hover {
  border-color: var(--color-border);
  border-top-color: var(--viabbly-green-hover);
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

.card:focus-within {
  border-color: var(--viabbly-green);
  box-shadow: 0 0 0 3px var(--viabbly-green-soft);
}

.card__category {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--viabbly-green-contrast);
  background-color: var(--viabbly-green-soft);
  padding: 6px 14px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  align-self: flex-start;
  display: inline-block;
  transition: background-color var(--transition-fast);
}

.card:hover .card__category {
  background-color: #d1fae5;
  /* Slightly darker/richer on hover */
}


.card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.card__title a {
  color: inherit;
  text-decoration: none;
}

/* Stretched link to make whole card clickable */
.card__title a::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.card__title a:hover {
  color: var(--viabbly-green);
  text-decoration: none;
}

.card__description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
  position: relative;
  z-index: 2;
  /* Allow selecting text if needed, though extended link usually blocks it. 
                 To keep selection, pointer-events: none on overlay? 
                 No, user wants clickable. 
                 If we want clickable card, z-index 1 on link::after is correct.
              */
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.card__date,
.card__reading-time {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

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

.hero {
  text-align: center;
  padding: var(--space-4xl) 0;
  background-color: var(--color-bg-brand);
  background-image: linear-gradient(135deg, var(--color-bg-brand) 0%, var(--color-bg-brand-light) 100%);
  color: var(--color-text-inverse);
  position: relative;
  border-bottom: 4px solid var(--viabbly-green);
}

.hero__title {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-lg);
  line-height: 1.1;
  color: var(--color-text-inverse);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-2xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}


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

/* ============================================
   BREADCRUMBS
   ============================================ */

.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
  margin: 0 0 var(--space-xl) 0;
  padding: 0;
  font-size: var(--font-size-sm);
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: 0;
}

.breadcrumbs li:not(:last-child)::after {
  content: "›";
  color: var(--color-text-muted);
  margin-left: var(--space-sm);
}

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

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

.breadcrumbs li:last-child a,
.breadcrumbs li:last-child span {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   ARTICLE / POST LAYOUT
   ============================================ */

.article {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-2xl) 0;
}

.article__header {
  margin-bottom: var(--space-2xl);
}

.article__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-md);
}

.article__meta {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.article__category-link {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--font-size-xs);
}

.article__intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2xl);
  padding: var(--space-lg);
  background-color: var(--color-bg-secondary);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius-md);
}

.article__content {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

.article__content h2 {
  margin-top: var(--space-3xl);
  scroll-margin-top: 80px;
}

.article__content h3 {
  margin-top: var(--space-2xl);
  scroll-margin-top: 80px;
}

.article__content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius-lg);
  margin: var(--space-xl) 0;
}

/* ============================================
   TABLE OF CONTENTS
   ============================================ */

.toc {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.toc__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

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

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

.toc__list a {
  color: var(--color-text-secondary);
  display: block;
  padding: var(--space-sm);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.toc__list a:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
  padding-left: var(--space-md);
}

/* ============================================
   CTA BANNER
   ============================================ */

.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-bg-brand-light) 100%);
  color: white;
  padding: var(--space-3xl);
  border-radius: var(--border-radius-xl);
  text-align: center;
  margin: var(--space-3xl) 0;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
}


.cta-banner__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-md);
  color: white;
}

.cta-banner__description {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn {
  background-color: white;
  color: var(--color-primary);
}

.cta-banner .btn:hover {
  background-color: var(--color-bg-secondary);
  transform: translateY(-2px);
}

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

.footer {
  background-color: var(--color-bg-brand);
  border-top: none;
  padding: var(--space-4xl) 0 var(--space-xl);
  margin-top: var(--space-4xl);
  color: white;
}


.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__section h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  color: white;
  font-weight: var(--font-weight-bold);
}


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

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

.footer__links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: white;
  text-decoration: none;
}

.footer__bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--font-size-sm);
}


/* ============================================
   TAGS
   ============================================ */

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.tag {
  display: inline-block;
  padding: 0.375rem 0.75rem;
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.tag:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

/* ============================================
   CATEGORY HEADER
   ============================================ */

.category-header {
  text-align: center;
  padding: var(--space-3xl) 0;
  background-color: var(--color-bg-secondary);
  border-radius: var(--border-radius-xl);
  margin-bottom: var(--space-3xl);
}

.category-header__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-md);
}

.category-header__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 2rem;
    --font-size-5xl: 2.5rem;
  }

  .section {
    padding: var(--space-2xl) 0;
  }

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

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

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

/* ============================================
   ACCESSIBILITY
   ============================================ */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background-color: var(--color-primary);
  color: white;
  padding: var(--space-md);
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {

  .header,
  .footer,
  .navbar,
  .cta-banner,
  .btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  a {
    text-decoration: underline;
  }
}