/* === BASE === */
:root {
  --bg: #0f172a;
  --bg-alt: #0f1929;
  --fg: #f1f5f9;
  --muted: #8892a4;
  --accent: #f59e0b;
  --accent-dim: rgba(245,158,11,0.12);
  --border: rgba(241,245,249,0.08);
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* === HERO === */
.hero {
  padding: 80px 48px 96px;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-left h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 4vw, 56px);
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-left h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 440px;
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-stat {}

.hero-stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

/* === MAP FRAME === */
.map-frame {
  background: #0c1a2e;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.map-header {
  background: rgba(255,255,255,0.04);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}

.map-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.map-dot.red { background: #ef4444; }
.map-dot.amber { background: var(--accent); }
.map-dot.green { background: #22c55e; }

.map-title {
  font-size: 11px;
  color: var(--muted);
  font-family: 'Courier New', monospace;
  margin-left: 4px;
}

.map-grid {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.map-row {
  display: flex;
  gap: 3px;
}

.map-cell {
  width: 56px;
  height: 48px;
  background: rgba(255,255,255,0.04);
  border-radius: 3px;
  position: relative;
  transition: background 0.2s;
}

.map-cell.has-structure.recorded {
  background: rgba(34,197,94,0.25);
  border: 1px solid rgba(34,197,94,0.4);
}

.map-cell.has-structure.undeclared {
  background: rgba(245,158,11,0.2);
  border: 1px solid rgba(245,158,11,0.5);
  position: relative;
}

.flag-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.4); }
}

.map-legend {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 20px;
}

.legend-item {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
}

.legend-dot.recorded { background: rgba(34,197,94,0.6); }
.legend-dot.undeclared { background: rgba(245,158,11,0.7); }

.legend-count {
  color: var(--accent);
  font-weight: 600;
}

/* === PROOF === */
.proof {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.proof-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.proof-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  white-space: nowrap;
}

.proof-list {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.proof-item {
  font-size: 14px;
  color: var(--fg);
  font-weight: 500;
}

.proof-divider {
  width: 1px;
  height: 16px;
  background: var(--border);
}

/* === FEATURES === */
.features {
  padding: 96px 48px;
}

.features-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.features-heading {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--fg);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.feature-card {
  padding: 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: rgba(245,158,11,0.3);
}

.feature-icon {
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.65;
}

/* === HOW === */
.how {
  padding: 96px 48px;
  background: var(--bg-alt);
}

.how-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.how-heading {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--fg);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
}

.step {
  padding: 32px 24px 32px 0;
  border-right: 1px solid var(--border);
  padding-right: 32px;
}

.step:last-child {
  border-right: none;
  padding-right: 0;
}

.step:not(:first-child) {
  padding-left: 32px;
}

.step-num {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 16px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--fg);
  margin-bottom: 10px;
}

.step-content p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* === CLOSING === */
.closing {
  padding: 120px 48px;
}

.closing-inner {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.closing-quote blockquote {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  color: var(--fg);
  line-height: 1.4;
  margin-bottom: 24px;
  font-style: italic;
  letter-spacing: -0.02em;
}

.closing-quote cite {
  font-size: 15px;
  color: var(--accent);
  font-style: normal;
}

/* === FOOTER === */
.footer {
  padding: 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 8px;
}

.footer-sub {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 20px;
}

.footer-links {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 8px;
  align-items: center;
}

.footer-sep {
  opacity: 0.4;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-right {
    order: -1;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .step {
    border-right: none;
    padding: 0;
  }
  .hero, .features, .how, .closing {
    padding-left: 24px;
    padding-right: 24px;
  }
  .nav {
    padding: 20px 24px;
  }
  .proof {
    padding: 32px 24px;
  }
  .proof-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}

@media (max-width: 600px) {
  .steps {
    grid-template-columns: 1fr;
  }
  .hero-stats {
    flex-direction: row;
    gap: 32px;
  }
}