:root {
  --bg-canvas: #1e2530;
  --bg-surface: #303b49;
  --bg-surface-translucent: rgba(48, 59, 73, 0.85);
  --text-primary: #ffffff;
  --text-muted: #cbd5e1;
  --text-inverse: #1e2530;
  --accent-lime: #a3e635;
  --accent-lime-hover: #bef264;
  --border-subtle: rgba(255, 255, 255, 0.12);
  --border-lime: rgba(163, 230, 53, 0.4);
  --radius-card: 20px;
  --font-heading: "Arial Narrow", "Helvetica Neue", -apple-system, sans-serif;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-lime);
  color: var(--text-inverse);
  padding: 0.5rem 1rem;
  font-weight: 700;
  border-radius: 4px;
  z-index: 1000;
  text-decoration: none;
}
.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 3px solid var(--accent-lime);
  outline-offset: 3px;
}

/* Header */
.site-header {
  position: static;
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 1.5rem;
  width: 100%;
}

.header-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 0.5rem;
}

.brand-mark {
  display: inline-block;
  width: 14px;
  height: 14px;
  background-color: var(--accent-lime);
  border-radius: 3px;
}

.brand-name {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.header-nav-cluster {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-group-primary, .nav-group-secondary {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.25rem;
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.85rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
  padding-bottom: 2px;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-lime);
  transition: width 0.2s ease;
}

.nav-link:hover::after, .nav-link[aria-current="page"]::after {
  width: 100%;
}

.nav-cta {
  background-color: var(--accent-lime);
  color: var(--text-inverse);
  padding: 0.45rem 1rem;
  border-radius: 6px;
  font-weight: 700;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  font-size: 0.85rem;
  transition: background-color 0.2s;
}

.nav-cta:hover {
  background-color: var(--accent-lime-hover);
}

.nav-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}

/* Headings & Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.15;
  color: var(--text-primary);
  overflow-wrap: anywhere;
  hyphens: auto;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.4rem, 3.2vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

/* Buttons */
.btn-lime {
  display: inline-block;
  background-color: var(--accent-lime);
  color: var(--text-inverse);
  padding: 0.85rem 1.75rem;
  font-family: var(--font-heading);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
}

.btn-lime:hover {
  background-color: var(--accent-lime-hover);
}

.editorial-link {
  color: var(--accent-lime);
  text-decoration: none;
  position: relative;
  font-weight: 600;
  display: inline-block;
  padding-bottom: 1px;
}

.editorial-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background: var(--accent-lime);
  transition: width 0.2s ease-in-out;
}

.editorial-link:hover::after {
  width: 100%;
}

/* Layout Containers */
main {
  flex: 1 0 auto;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2rem);
}

.content-reader {
  max-width: 72ch;
  margin: 0 auto;
}

/* Sections */
.section-block {
  padding: clamp(3rem, 6vw, 5.5rem) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-slate {
  background-color: var(--bg-surface);
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 2px solid var(--accent-lime);
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-lime);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.hero-lead {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: #e2e8f0;
  max-width: 65ch;
  line-height: 1.6;
  margin-bottom: 2rem;
}

/* Split Section Layout (Alternating) */
.split-row {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 4vw, 4.5rem);
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.split-row:last-child {
  margin-bottom: 0;
}

.split-row.reverse {
  flex-direction: row-reverse;
}

.split-col-text {
  flex: 1 1 50%;
  min-width: 0;
}

.split-col-visual {
  flex: 1 1 50%;
  min-width: 0;
}

.render-panel {
  background-color: var(--bg-surface);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.render-image {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: calc(var(--radius-card) - 6px);
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
}

.render-caption {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-heading);
}

/* Cards & Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
  margin-top: 2rem;
}

.card-panel {
  background-color: var(--bg-surface-translucent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-panel:hover {
  border-color: var(--border-lime);
}

.card-media {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 1.25rem;
  background-color: var(--bg-canvas);
}

.fact-badge {
  align-self: flex-start;
  background: rgba(163, 230, 53, 0.15);
  color: var(--accent-lime);
  font-size: 0.75rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.85rem;
}

.highlight-box {
  background-color: var(--accent-lime);
  color: var(--text-inverse);
  padding: 2.5rem;
  border-radius: var(--radius-card);
  margin: 3rem 0;
}

.highlight-box h2, .highlight-box h3 {
  color: var(--text-inverse);
}

.highlight-box p {
  color: #1e2530;
  font-weight: 500;
}

/* Chronology / Timeline */
.timeline {
  position: relative;
  margin: 2.5rem 0;
  padding-left: 2rem;
  border-left: 3px solid var(--accent-lime);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(-2rem - 7px);
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-lime);
}

.timeline-era {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--accent-lime);
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

/* FAQ Disclosures */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--accent-lime);
  font-weight: 700;
  margin-left: 1rem;
}

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

.faq-content {
  padding: 0 1.5rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
  background-color: var(--bg-surface);
}

th, td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

th {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background-color: #262f3a;
  color: var(--accent-lime);
}

tr:last-child td {
  border-bottom: none;
}

/* Contact Form Tool */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  color: #e2e8f0;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: #262f3a;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-lime);
  outline: none;
}

.draft-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.draft-preview {
  background: #191f27;
  padding: 1.25rem;
  border-radius: 8px;
  font-family: monospace;
  font-size: 0.85rem;
  color: #e2e8f0;
  white-space: pre-wrap;
  min-height: 180px;
  margin-bottom: 1.25rem;
  flex-grow: 1;
  border: 1px solid var(--border-subtle);
}

.button-stack {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--accent-lime);
  color: var(--accent-lime);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 0.06em;
}

.btn-secondary:hover {
  background: rgba(163, 230, 53, 0.1);
}

/* Footer */
.site-footer {
  background-color: #171d26;
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

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

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--accent-lime);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: #94a3b8;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .header-nav-cluster {
    display: none;
    position: absolute;
    top: 60px;
    right: 1.5rem;
    left: 1.5rem;
    background: #252e3a;
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    z-index: 100;
  }

  .header-nav-cluster.active {
    display: flex;
  }

  .nav-group-primary, .nav-group-secondary {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 0.85rem;
  }

  .nav-cta {
    display: block;
    text-align: center;
    width: 100%;
  }

  .nav-toggle-btn {
    display: block;
  }

  .split-row, .split-row.reverse {
    flex-direction: column;
  }

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

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

@media (max-width: 480px) {
  .render-image {
    height: 220px;
  }
  .highlight-box {
    padding: 1.5rem;
  }
}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}