/* ============================================================
   LOCAL POWER — Design System CSS
   "Elegance in public" — The Pragmatic Architect
   Version: 1.0.0-alpha
   ============================================================ */

/* ---- Custom Properties (Design Tokens) ---- */
:root {
  /* Colors */
  --color-primary: #1A1C1E;
  --color-secondary: #1A2530;
  --color-orange: #FF5A00;
  --color-orange-hover: #E65100;
  --color-bg: #F7F5F2;
  --color-white: #FFFFFF;
  --color-border: rgba(26, 28, 30, 0.1);
  --color-border-hover: rgba(255, 90, 0, 0.4);
  --color-overlay: rgba(26, 28, 30, 0.55);
  --color-overlay-heavy: rgba(26, 28, 30, 0.7);
  --color-text-muted: rgba(255, 255, 255, 0.6);

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Merriweather', Georgia, 'Times New Roman', serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 32px;
  --space-xl: 64px;
  --space-2xl: 120px;

  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Transitions */
  --transition-base: 300ms cubic-bezier(0.23, 1, 0.32, 1);
  --transition-slow: 600ms cubic-bezier(0.23, 1, 0.32, 1);

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
}


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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-primary);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

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


/* ============================================================
   NAVIGATION
   ============================================================ */
.global-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
  background: rgba(247, 245, 242, 0.85);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.global-nav.scrolled {
  background: rgba(247, 245, 242, 0.95);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.logo img {
  height: 36px;
  width: auto;
}

.global-nav nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
  align-items: center;
}

.global-nav nav a {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--color-primary);
  position: relative;
  padding: var(--space-xs) 0;
}

.global-nav nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-orange);
  transition: width var(--transition-base);
}

.global-nav nav a:hover {
  color: var(--color-orange);
}

.global-nav nav a:hover::after {
  width: 100%;
}

/* Hamburger (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}


/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-white);
  background-color: var(--color-orange);
  border: 2px solid var(--color-orange);
  border-radius: var(--radius-md);
  padding: 14px 36px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
}

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

.btn-secondary {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-orange);
  background-color: transparent;
  border: 2px solid var(--color-orange);
  border-radius: var(--radius-md);
  padding: 12px 28px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
}

.btn-secondary:hover {
  background-color: var(--color-orange);
  color: var(--color-white);
  transform: translateY(-1px);
}


/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-image: url('/localpower/hero_where_power_lives.jpeg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: var(--space-2xl) var(--space-lg);
  margin-top: 0;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(26, 28, 30, 0.3) 0%,
    rgba(26, 37, 48, 0.55) 50%,
    rgba(26, 28, 30, 0.7) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  color: var(--color-white);
}

.hero h1 {
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.2);
}

.hero .subtitle {
  font-family: var(--font-body);
  font-size: 1.25rem;
  line-height: 1.8;
  opacity: 0.9;
  max-width: 620px;
  margin: 0 auto var(--space-xl) auto;
}

.hero .btn-primary {
  font-size: 1.0625rem;
  padding: 16px 44px;
}


/* ============================================================
   SECTION DIVIDERS (Parallax Image Breaks)
   ============================================================ */
.section-divider {
  position: relative;
  height: 50vh;
  min-height: 320px;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

.section-divider::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 37, 48, 0.15);
}

.divider-river {
  background-image: url('/localpower/hero_river_bridge.jpeg');
}

.divider-block {
  background-image: url('/localpower/atmosphere_the_block.jpeg');
}

.divider-aerial {
  background-image: url('/localpower/aerial_the_grid.jpeg');
}


/* ============================================================
   MANIFESTO / AMERICA OS
   ============================================================ */
.manifesto {
  background-color: var(--color-bg);
  padding: var(--space-2xl) 0;
}

.manifesto h2 {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.lead-text {
  font-family: var(--font-body);
  font-size: 1.1875rem;
  line-height: 1.85;
  color: var(--color-primary);
  max-width: 720px;
  margin-bottom: var(--space-xl);
  opacity: 0.85;
}

.grid-three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.card-flat {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.card-flat:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.card-flat h3 {
  font-size: 1.375rem;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.card-flat p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-primary);
  opacity: 0.8;
}


/* ============================================================
   THE STOCK
   ============================================================ */
.the-stock {
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-2xl) 0;
}

.the-stock h2 {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
  color: var(--color-white);
}

.the-stock .lead-text {
  color: var(--color-white);
  opacity: 0.8;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.product-card-image {
  width: 100%;
  height: 260px;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
  transform: scale(1.04);
}

.product-info {
  padding: var(--space-lg);
  color: var(--color-primary);
}

.product-info h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

.product-info p {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
  opacity: 0.75;
}


/* ============================================================
   RESILIENCE ECONOMY
   ============================================================ */
.resilience-economy {
  background-color: var(--color-bg);
  padding: var(--space-2xl) 0;
}

.split-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.resilience-economy h2 {
  font-size: 3rem;
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.text-content p {
  font-size: 1.0625rem;
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  opacity: 0.85;
}

.clean-list {
  list-style: none;
  padding: 0;
}

.clean-list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--color-primary);
}

.clean-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 10px;
  background-color: var(--color-orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.image-content img {
  border-radius: var(--radius-lg);
  width: 100%;
  height: auto;
  transition: transform var(--transition-slow);
}

.image-content:hover img {
  transform: scale(1.02);
}


/* ============================================================
   BUILD IN PUBLIC
   ============================================================ */
.build-in-public {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-image: url('/localpower/place_town_hall.jpeg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: var(--space-2xl) var(--space-lg);
}

.build-in-public::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(26, 28, 30, 0.6) 0%,
    rgba(26, 37, 48, 0.75) 100%
  );
  z-index: 1;
}

.build-in-public .container {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.build-in-public h2 {
  font-size: 3rem;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.build-in-public p {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-white);
  opacity: 0.9;
  margin-bottom: var(--space-lg);
}


/* ============================================================
   FOOTER
   ============================================================ */
.global-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-xl) 0;
  text-align: center;
}

.global-footer h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  color: var(--color-white);
  letter-spacing: 0.05em;
}

.global-footer > .container > p {
  font-size: 1rem;
  opacity: 0.7;
  margin-bottom: var(--space-lg);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-base);
  letter-spacing: 0.01em;
}

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

.legal-text {
  font-size: 0.8125rem;
  opacity: 0.4;
  margin-top: var(--space-lg);
}


/* ============================================================
   SIGN-UP MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 28, 30, 0.6);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  backdrop-filter: blur(12px) saturate(120%);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: var(--space-lg);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  max-width: 440px;
  width: 100%;
  position: relative;
  transform: translateY(20px) scale(0.98);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition-base);
  color: var(--color-primary);
  font-size: 1.25rem;
  line-height: 1;
}

.modal-close:hover {
  background: rgba(26, 28, 30, 0.06);
}

.modal-card h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.modal-card .modal-subtitle {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.65;
  margin-bottom: var(--space-lg);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-primary);
  opacity: 0.6;
}

.form-group input {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  outline: none;
  transition: border-color var(--transition-base);
  width: 100%;
}

.form-group input::placeholder {
  color: rgba(26, 28, 30, 0.3);
}

.form-group input:focus {
  border-color: var(--color-orange);
}

.form-group input.input-error {
  border-color: #D32F2F;
}

.modal-error {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  color: #D32F2F;
  min-height: 20px;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.modal-error.visible {
  opacity: 1;
}

.modal-form .btn-primary {
  width: 100%;
  margin-top: var(--space-sm);
  position: relative;
}

.modal-form .btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Spinner inside button */
.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: var(--space-sm);
  vertical-align: middle;
}

.btn-primary.loading .btn-spinner {
  display: inline-block;
}

.btn-primary.loading .btn-label {
  opacity: 0.7;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Success state */
.modal-success {
  display: none;
  text-align: center;
  padding: var(--space-md) 0;
}

.modal-success.visible {
  display: block;
}

.modal-success-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  color: var(--color-white);
  font-size: 1.5rem;
}

.modal-success h3 {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.modal-success p {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-primary);
  opacity: 0.7;
}

/* Hide form when success is visible */
.modal-card.success .modal-form,
.modal-card.success h2,
.modal-card.success .modal-subtitle {
  display: none;
}

/* Responsive modal */
@media (max-width: 479px) {
  .modal-card {
    padding: 36px 24px;
  }

  .modal-card h2 {
    font-size: 1.5rem;
  }
}


/* ============================================================
   SCROLL-REVEAL ANIMATIONS
   Requires IntersectionObserver JS to add `.revealed` class
   ============================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.23, 1, 0.32, 1),
              transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children within grids */
.reveal.revealed .card-flat:nth-child(1),
.reveal.revealed .product-card:nth-child(1) {
  transition-delay: 0ms;
}

.reveal.revealed .card-flat:nth-child(2),
.reveal.revealed .product-card:nth-child(2) {
  transition-delay: 120ms;
}

.reveal.revealed .card-flat:nth-child(3),
.reveal.revealed .product-card:nth-child(3) {
  transition-delay: 240ms;
}

.card-flat, .product-card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.23, 1, 0.32, 1),
              transform 0.6s cubic-bezier(0.23, 1, 0.32, 1),
              border-color var(--transition-base);
}

.revealed .card-flat,
.revealed .product-card {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================================
   RESPONSIVE — Tablet (< 1200px)
   ============================================================ */
@media (max-width: 1199px) {
  .hero h1 {
    font-size: 3.5rem;
  }

  .manifesto h2,
  .the-stock h2,
  .resilience-economy h2,
  .build-in-public h2 {
    font-size: 2.5rem;
  }
}


/* ============================================================
   RESPONSIVE — Mobile (< 768px)
   ============================================================ */
@media (max-width: 767px) {
  :root {
    --space-2xl: 80px;
    --nav-height: 64px;
  }

  /* Mobile Nav */
  .nav-toggle {
    display: flex;
  }

  .global-nav nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-bg);
    flex-direction: column;
    padding: calc(var(--nav-height) + var(--space-lg)) var(--space-lg) var(--space-lg);
    transition: right var(--transition-base);
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }

  .nav-open nav {
    right: 0;
  }

  .global-nav nav ul {
    flex-direction: column;
    gap: var(--space-lg);
    align-items: flex-start;
  }

  .global-nav nav a {
    font-size: 1.125rem;
  }

  .global-nav .btn-primary {
    display: none;
  }

  /* Hero */
  .hero {
    background-attachment: scroll; /* Performance on mobile */
    min-height: 90vh;
  }

  .hero h1 {
    font-size: 2.75rem;
  }

  .hero .subtitle {
    font-size: 1.0625rem;
    line-height: 1.7;
  }

  /* Section Dividers */
  .section-divider {
    height: 35vh;
    min-height: 200px;
    background-attachment: scroll;
  }

  /* Grids */
  .grid-three-col,
  .product-grid {
    grid-template-columns: 1fr;
  }

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

  .image-content {
    order: -1;
  }

  /* Build in Public */
  .build-in-public {
    background-attachment: scroll;
    min-height: 60vh;
  }

  .build-in-public h2 {
    font-size: 2.25rem;
  }

  /* Section headings */
  .manifesto h2,
  .the-stock h2,
  .resilience-economy h2 {
    font-size: 2rem;
  }

  /* Footer */
  .footer-links {
    flex-direction: column;
    gap: var(--space-md);
  }
}


/* ============================================================
   RESPONSIVE — Small Mobile (< 480px)
   ============================================================ */
@media (max-width: 479px) {
  :root {
    --space-2xl: 60px;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .lead-text {
    font-size: 1.0625rem;
  }

  .container {
    padding: 0 var(--space-md);
  }

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


/* ============================================================
   UTILITY: Reduced Motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ============================================================
   LONG-FORM ARTICLE STYLES
   ============================================================ */
.article-container {
  max-width: 760px;
  margin: calc(var(--nav-height) + var(--space-xl)) auto var(--space-2xl) auto;
  padding: 0 var(--space-lg);
}

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

.article-meta {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: var(--space-sm);
  display: block;
}

.article-header h1 {
  font-size: 3.25rem;
  line-height: 1.15;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.article-thesis {
  font-family: var(--font-body);
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--color-primary);
  opacity: 0.9;
  border-left: 3px solid var(--color-orange);
  padding-left: var(--space-md);
  margin: var(--space-md) 0;
}

.article-content {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-primary);
}

.article-content p {
  margin-bottom: var(--space-lg);
  opacity: 0.9;
}

.article-content h2 {
  font-size: 1.875rem;
  line-height: 1.25;
  color: var(--color-primary);
  margin: var(--space-xl) 0 var(--space-md) 0;
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-lg);
}

.article-content li {
  margin-bottom: var(--space-sm);
  opacity: 0.9;
}

.article-content strong {
  color: var(--color-primary);
}

.article-footer {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.article-footer-cta {
  background: var(--color-secondary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.article-footer-cta h3 {
  font-size: 2rem;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.article-footer-cta p {
  font-size: 1rem;
  line-height: 1.6;
  opacity: 0.8;
  max-width: 500px;
  margin: 0 auto var(--space-lg) auto;
}

/* Back button */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  transition: color var(--transition-base);
}

.btn-back:hover {
  color: var(--color-orange);
}

/* Responsiveness for articles */
@media (max-width: 767px) {
  .article-header h1 {
    font-size: 2.25rem;
  }
  
  .article-thesis {
    font-size: 1.125rem;
  }
  
  .article-content {
    font-size: 1.0625rem;
  }
}