:root {
  --bg-canvas: #13261d;
  --bg-surface: #1c3629;
  --bg-surface-elevated: #244434;
  --text-primary: #efe6d2;
  --text-muted: #b8c4ba;
  --accent-brass: #b8923a;
  --accent-brass-hover: #cfab52;
  --border-brass: #b8923a;
  --border-subtle: rgba(184, 146, 58, 0.35);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --radius-panel: 20px;
  --max-width: 1200px;
  --content-width: 70ch;
}

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

html {
  font-size: 16px;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  line-height: 1.65;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  overflow-wrap: anywhere;
  hyphens: auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent-brass);
  text-decoration: none;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

a:hover, a:focus-visible {
  color: var(--accent-brass-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-panel);
  object-fit: cover;
}

/* ARCHIVE TOP BAR */
.archive-bar {
  background-color: #0d1a14;
  color: var(--accent-brass);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* PRIMARY HEADER (moves up on scroll) */
.site-header {
  position: relative;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-brass);
  padding: 1rem 1.5rem;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--accent-brass);
  border-radius: 8px;
  background-color: var(--bg-canvas);
  color: var(--accent-brass);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
}

.brand-name {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.75rem;
  color: var(--accent-brass);
  text-transform: uppercase;
  display: block;
}

/* NAVIGATION */
.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  border: 1px solid transparent;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent-brass);
  border-color: var(--border-subtle);
  background-color: var(--bg-canvas);
  text-decoration: none;
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-brass);
  color: var(--accent-brass);
  font-size: 1.4rem;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  cursor: pointer;
  line-height: 1;
}

/* HERO SECTION */
.hero-archive {
  position: relative;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-brass);
  padding: 3.5rem 1.5rem;
  text-align: center;
}

.hero-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-brass);
  margin-bottom: 1rem;
  padding: 0.25rem 0.75rem;
  background: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 30px;
}

.hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-lead {
  max-width: var(--content-width);
  margin: 0 auto 2rem auto;
  font-size: 1.15rem;
  color: var(--text-muted);
}

.hero-media-wrapper {
  position: relative;
  margin-top: 2rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--border-brass);
  overflow: hidden;
  max-height: 520px;
}

.hero-media-wrapper img {
  width: 100%;
  height: 100%;
  max-height: 520px;
  border-radius: 0;
}

.hero-media-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(19, 38, 29, 0.9);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: left;
  border-top: 1px solid var(--border-subtle);
}

/* BUTTONS & LINKS */
.btn-brass {
  display: inline-block;
  background-color: var(--accent-brass);
  color: #13261d;
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-panel);
  border: 1px solid var(--accent-brass);
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
  text-decoration: none;
}

.btn-brass:hover {
  background-color: var(--accent-brass-hover);
  color: #13261d;
  text-decoration: none;
  transform: translateY(-2px);
}

.link-expand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-brass);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--border-brass);
}

.link-expand:hover {
  color: var(--accent-brass-hover);
  text-decoration: none;
  gap: 0.75rem;
}

/* MAIN LAYOUT WRAPPERS */
.page-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  flex: 1;
  width: 100%;
}

.editorial-body {
  max-width: var(--content-width);
  margin: 0 auto 3rem auto;
}

.editorial-body h2 {
  font-size: 1.8rem;
  margin: 2.2rem 0 1rem 0;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.5rem;
}

.editorial-body h3 {
  font-size: 1.3rem;
  margin: 1.75rem 0 0.75rem 0;
  color: var(--accent-brass);
}

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

.editorial-body ul, .editorial-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-muted);
}

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

/* SECTIONS & PANELS */
.archive-section {
  margin-bottom: 4rem;
}

.section-head {
  margin-bottom: 2rem;
  text-align: left;
}

.section-mono-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-brass);
  display: block;
  margin-bottom: 0.4rem;
}

.section-title {
  font-size: 1.85rem;
  color: var(--text-primary);
  font-weight: 700;
}

/* DENSE STAT STRIP */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-brass);
  border-radius: var(--radius-panel);
  padding: 1.5rem;
}

.stat-item {
  border-left: 2px solid var(--border-brass);
  padding-left: 1rem;
}

.stat-metric {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-brass);
  line-height: 1.2;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

/* FLAT CARDS (1px brass outline, 20px radius, 0 shadow) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.heritage-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-brass);
  border-radius: var(--radius-panel);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.heritage-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-subtle);
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-brass);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  display: block;
}

.heritage-card h3 {
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.heritage-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* ACCORDIONS */
.accordion-wrapper {
  border: 1px solid var(--border-brass);
  border-radius: var(--radius-panel);
  background-color: var(--bg-surface);
  overflow: hidden;
}

.accordion-item {
  border-bottom: 1px solid var(--border-subtle);
}

.accordion-item:last-child {
  border-bottom: none;
}

.accordion-trigger {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.accordion-trigger:hover, .accordion-trigger:focus-visible {
  background-color: var(--bg-surface-elevated);
  color: var(--accent-brass);
}

.accordion-icon {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--accent-brass);
  transition: transform 0.2s ease;
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  display: none;
  padding: 0 1.5rem 1.25rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.accordion-item.open .accordion-content {
  display: block;
}

/* INTERACTIVE HERITAGE FINDER TOOL */
.tool-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-brass);
  border-radius: var(--radius-panel);
  padding: 2rem;
  margin: 2.5rem 0;
}

.tool-controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tool-control-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent-brass);
  margin-bottom: 0.4rem;
}

.tool-select, .form-input, .form-textarea {
  width: 100%;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

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

.tool-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.tool-result-item {
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1rem;
}

.tool-result-item h4 {
  font-size: 1rem;
  color: var(--accent-brass);
  margin-bottom: 0.25rem;
}

.tool-result-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.tool-result-desc {
  font-size: 0.85rem;
  color: var(--text-primary);
}

/* TABLE STYLING */
.table-container {
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--border-brass);
  border-radius: var(--radius-panel);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

thead th {
  background-color: #0e1e17;
  color: var(--accent-brass);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  padding: 1rem;
  border-bottom: 1px solid var(--border-brass);
}

tbody td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

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

tbody tr:hover {
  background-color: var(--bg-surface-elevated);
}

/* CONTACT FORM & DISPATCH */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 2rem;
}

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

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-brass);
  margin-bottom: 0.4rem;
}

.dispatch-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.dispatch-status {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.75rem;
  border-radius: 8px;
  display: none;
}

.dispatch-status.visible {
  display: block;
  background-color: #0e1e17;
  border: 1px solid var(--border-brass);
  color: var(--accent-brass);
}

/* FOOTER */
.site-footer {
  background-color: #0b1712;
  border-top: 1px solid var(--border-brass);
  padding: 3rem 1.5rem 2rem 1.5rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-brand-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.footer-brand-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 45ch;
  line-height: 1.5;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-brass);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.footer-bottom {
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal-note {
  font-size: 0.75rem;
  color: #7d8b80;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 768px) {
  .archive-bar {
    font-size: 0.65rem;
    padding: 4px 1rem;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    background-color: #0e1e17;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    border-bottom: 2px solid var(--border-brass);
    z-index: 99;
  }
  .main-nav.mobile-active {
    display: flex;
  }
  .main-nav a {
    width: 100%;
    padding: 0.6rem 0;
    font-size: 1rem;
  }
  .mobile-toggle {
    display: block;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .stat-strip {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .stat-strip {
    grid-template-columns: 1fr;
  }
  .hero-archive {
    padding: 2rem 1rem;
  }
  .page-container {
    padding: 2rem 1rem;
  }
}

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