:root {
  --ad-primary: #e63946;
  --ad-secondary: #d4a373;
  --ad-accent: #ffb703;
  --ad-surface: #0d0f12;
  --ad-surface-card: #15181e;
  --ad-surface-border: #262a34;
  --ad-ink: #f0f2f5;
  --ad-ink-muted: #9ca3af;
  --ad-font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --ad-font-body: 'Newsreader', Georgia, serif;
}

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

body.ad-body {
  background-color: var(--ad-surface);
  color: var(--ad-ink);
  font-family: var(--ad-font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Header & Navigation */
.ad-header {
  background-color: rgba(13, 15, 18, 0.95);
  border-bottom: 2px solid var(--ad-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.ad-header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.ad-brand-stamp {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ad-ink);
}

.ad-brand-symbol {
  color: var(--ad-primary);
  font-family: var(--ad-font-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.05em;
}

.ad-brand-text {
  font-family: var(--ad-font-display);
  font-weight: 800;
  font-size: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ad-ink);
}

.ad-nav-list {
  display: flex;
  list-style: none;
  gap: 1.75rem;
  align-items: center;
}

.ad-nav-link {
  font-family: var(--ad-font-display);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ad-ink-muted);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid transparent;
}

.ad-nav-link:hover {
  color: var(--ad-accent);
  border-bottom-color: var(--ad-accent);
}

/* Main Layout Wrapper */
.ad-main-wrapper {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Hero Section - Asymmetric Editorial Split */
.ad-hero-asymmetric {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3.5rem;
  align-items: start;
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--ad-surface-border);
  margin-bottom: 4rem;
}

.ad-category-badge {
  display: inline-block;
  font-family: var(--ad-font-display);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ad-surface);
  background-color: var(--ad-accent);
  padding: 0.25rem 0.75rem;
  margin-bottom: 1.5rem;
  border-radius: 2px;
}

.ad-hero-title {
  font-family: var(--ad-font-display);
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ad-ink);
  margin-bottom: 1.5rem;
}

.ad-hero-lead {
  font-size: 1.35rem;
  line-height: 1.6;
  color: var(--ad-secondary);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.ad-hero-intro {
  font-size: 1.1rem;
  color: var(--ad-ink-muted);
  border-left: 3px solid var(--ad-primary);
  padding-left: 1.25rem;
}

.ad-positioning-card {
  background-color: var(--ad-surface-card);
  border: 1px solid var(--ad-surface-border);
  border-top: 4px solid var(--ad-primary);
  padding: 2.25rem;
  border-radius: 4px;
}

.ad-card-kicker {
  font-family: var(--ad-font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ad-primary);
  display: block;
  margin-bottom: 0.75rem;
}

.ad-positioning-heading {
  font-family: var(--ad-font-display);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ad-ink);
  margin-bottom: 1.5rem;
}

.ad-audience-callout {
  background-color: rgba(255, 183, 3, 0.05);
  border-left: 2px solid var(--ad-accent);
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  color: var(--ad-ink-muted);
}

.ad-audience-tag {
  font-family: var(--ad-font-display);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ad-accent);
  display: block;
  margin-bottom: 0.25rem;
}

/* Section Header */
.ad-section-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.ad-section-title {
  font-family: var(--ad-font-display);
  font-size: 1.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.ad-title-line {
  height: 1px;
  background-color: var(--ad-surface-border);
  width: 100%;
}

/* Pitch Grid */
.ad-pitch-section {
  margin-bottom: 4rem;
}

.ad-pitch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.ad-pitch-card {
  background-color: var(--ad-surface-card);
  border: 1px solid var(--ad-surface-border);
  padding: 1.75rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.ad-pitch-card:hover {
  transform: translateY(-3px);
  border-color: var(--ad-secondary);
}

.ad-pitch-card-title {
  font-family: var(--ad-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ad-secondary);
  margin-bottom: 0.75rem;
}

.ad-pitch-card-desc {
  font-size: 1rem;
  color: var(--ad-ink-muted);
  line-height: 1.6;
}

/* Feed Section */
.ad-feed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.ad-feed-card {
  background-color: var(--ad-surface-card);
  border: 1px solid var(--ad-surface-border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color 0.2s ease;
}

.ad-feed-card:hover {
  border-color: var(--ad-primary);
}

.ad-feed-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-family: var(--ad-font-display);
  font-size: 0.8rem;
}

.ad-feed-section-tag {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ad-primary);
  font-weight: 700;
}

.ad-feed-date {
  color: var(--ad-ink-muted);
}

.ad-feed-card-title {
  font-family: var(--ad-font-display);
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

.ad-feed-link {
  color: var(--ad-ink);
  text-decoration: none;
  transition: color 0.2s ease;
}

.ad-feed-link:hover {
  color: var(--ad-accent);
}

.ad-feed-card-desc {
  font-size: 1rem;
  color: var(--ad-ink-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.ad-read-more {
  font-family: var(--ad-font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ad-accent);
  text-decoration: none;
  align-self: flex-start;
}

.ad-read-more:hover {
  text-decoration: underline;
}

/* Single Article & Page Layout */
.ad-single-container {
  max-width: 820px;
  margin: 0 auto;
}

.ad-single-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--ad-surface-border);
}

.ad-single-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  font-family: var(--ad-font-display);
  font-size: 0.85rem;
}

.ad-single-section-tag {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ad-primary);
  font-weight: 700;
}

.ad-single-date {
  color: var(--ad-ink-muted);
}

.ad-single-title {
  font-family: var(--ad-font-display);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--ad-ink);
}

.ad-single-description {
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--ad-secondary);
  font-style: italic;
}

.ad-single-body {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--ad-ink);
}

.ad-single-body p {
  margin-bottom: 1.75rem;
}

.ad-single-body h2 {
  font-family: var(--ad-font-display);
  font-size: 2rem;
  font-weight: 700;
  margin: 2.5rem 0 1.25rem 0;
  color: var(--ad-ink);
  border-bottom: 1px solid var(--ad-surface-border);
  padding-bottom: 0.5rem;
}

.ad-single-body h3 {
  font-family: var(--ad-font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2rem 0 1rem 0;
  color: var(--ad-secondary);
}

.ad-single-body blockquote {
  border-left: 4px solid var(--ad-primary);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background-color: var(--ad-surface-card);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--ad-ink);
}

.ad-single-body ul, .ad-single-body ol {
  margin: 1.5rem 0;
  padding-left: 2rem;
}

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

.ad-single-body a {
  color: var(--ad-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.ad-single-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ad-surface-border);
}

.ad-back-link {
  font-family: var(--ad-font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ad-primary);
  text-decoration: none;
}

.ad-back-link:hover {
  text-decoration: underline;
}

/* List Layout */
.ad-list-container {
  max-width: 1000px;
  margin: 0 auto;
}

.ad-list-header {
  margin-bottom: 3.5rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid var(--ad-primary);
}

.ad-list-title {
  font-family: var(--ad-font-display);
  font-size: 3rem;
  font-weight: 800;
  margin-top: 0.75rem;
  margin-bottom: 1rem;
}

.ad-list-description {
  font-size: 1.25rem;
  color: var(--ad-ink-muted);
}

.ad-list-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.ad-list-card {
  background-color: var(--ad-surface-card);
  border: 1px solid var(--ad-surface-border);
  padding: 2rem;
  transition: border-color 0.2s ease;
}

.ad-list-card:hover {
  border-color: var(--ad-secondary);
}

.ad-list-card-meta {
  font-family: var(--ad-font-display);
  font-size: 0.8rem;
  color: var(--ad-ink-muted);
  margin-bottom: 0.75rem;
}

.ad-list-card-title {
  font-family: var(--ad-font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.ad-list-link {
  color: var(--ad-ink);
  text-decoration: none;
}

.ad-list-link:hover {
  color: var(--ad-accent);
}

.ad-list-card-desc {
  font-size: 1.1rem;
  color: var(--ad-ink-muted);
  margin-bottom: 1.25rem;
}

.ad-list-read-more {
  font-family: var(--ad-font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ad-accent);
  text-decoration: none;
}

/* Footer */
.ad-footer {
  background-color: #060709;
  border-top: 1px solid var(--ad-surface-border);
  padding: 4rem 2rem 3rem 2rem;
  margin-top: auto;
}

.ad-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.ad-footer-title {
  font-family: var(--ad-font-display);
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ad-primary);
  display: block;
  margin-bottom: 0.5rem;
}

.ad-footer-positioning {
  font-size: 0.95rem;
  color: var(--ad-ink-muted);
}

.ad-audience-label {
  font-family: var(--ad-font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ad-secondary);
  display: block;
  margin-bottom: 0.25rem;
}

.ad-audience-text {
  font-size: 0.95rem;
  color: var(--ad-ink-muted);
}

.ad-footer-copy {
  font-family: var(--ad-font-display);
  font-size: 0.8rem;
  color: var(--ad-ink-muted);
  text-align: right;
}

@media (max-width: 960px) {
  .ad-hero-asymmetric {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .ad-hero-title {
    font-size: 2.5rem;
  }
  .ad-footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .ad-footer-copy {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .ad-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .ad-nav-list {
    flex-wrap: wrap;
    gap: 1rem;
  }
  .ad-hero-title {
    font-size: 2rem;
  }
  .ad-single-title {
    font-size: 2.25rem;
  }
}