/* ============ Tokens ============ */
:root {
  --color-bg: #f6ecd5;
  --color-surface: #faf3e4;
  --color-surface-alt: #f0e4c6;
  --color-text: #3c2a1e;
  --color-text-muted: #6f5a44;
  --color-text-inverse: #faf3e4;
  --color-primary: #6e1a1a;
  --color-primary-soft: #a24444;
  --color-accent: #8c1c13;
  --color-gold: #b8860b;
  --color-success: #4a6a2a;
  --color-blue: #2e547a;
  --color-warning: #b3752a;
  --color-orange: #c46b25;
  --color-border: #d8c9a5;
  --color-border-strong: #b09b6f;

  --font-display: "Prata", "Cormorant Garamond", "Times New Roman", serif;
  --font-body: "PT Serif", "Lora", Georgia, serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --max-width: 1180px;
}

[data-theme="dark"] {
  --color-bg: #1c1611;
  --color-surface: #241d16;
  --color-surface-alt: #2b241c;
  --color-text: #ece0c4;
  --color-text-muted: #b3a486;
  --color-text-inverse: #faf3e4;
  --color-primary: #c74a4a;
  --color-primary-soft: #7a2323;
  --color-accent: #d94b3d;
  --color-gold: #dcae4f;
  --color-success: #9ab568;
  --color-blue: #6ea1cf;
  --color-warning: #d1a15b;
  --color-orange: #e0894a;
  --color-border: #3a3024;
  --color-border-strong: #5a4a34;
}

/* ============ Base ============ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 var(--space-4);
  letter-spacing: 0.005em;
}
p { margin: 0 0 var(--space-4); }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 236, 213, 0.94);
  backdrop-filter: saturate(120%) blur(6px);
  border-bottom: 1px solid var(--color-border);
}
[data-theme="dark"] .site-header { background: rgba(28, 22, 17, 0.94); }
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  color: var(--color-text);
}
.brand-mark { width: 28px; height: 28px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; font-size: 18px; }
.brand-text small {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-top: 3px;
}
.site-nav {
  display: flex;
  gap: var(--space-5);
  margin-left: auto;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--color-text-muted);
  font-size: 14px;
  letter-spacing: 0.03em;
}
.site-nav a:hover { color: var(--color-primary); text-decoration: none; }
[data-theme-toggle] {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  border-radius: 999px;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
[data-theme-toggle]:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* ============ Common ============ */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.section-title {
  font-size: clamp(28px, 3.4vw, 40px);
  margin-bottom: var(--space-4);
}
.section-lead {
  color: var(--color-text-muted);
  font-size: 17px;
  max-width: 72ch;
  margin-bottom: var(--space-6);
}
.divider-rule {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-8) 0;
}
main > section { padding: var(--space-8) 0; }

/* ============ Hero ============ */
.hero {
  padding: var(--space-9) 0 var(--space-8);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(184, 134, 11, 0.10), transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(110, 26, 26, 0.08), transparent 55%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.hero h1 {
  font-size: clamp(38px, 6vw, 74px);
  margin-bottom: var(--space-5);
}
.hero .accent { color: var(--color-primary); }
.hero-eyebrow { color: var(--color-text-muted); }
.hero-sub {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--color-text-muted);
  max-width: 68ch;
  margin-bottom: var(--space-6);
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.hero-meta b { color: var(--color-text); font-weight: 700; }
.hero-scroll {
  color: var(--color-text-muted);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: var(--space-6);
}

/* ============ Map ============ */
.map-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.map-legend-chips {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface);
  font-size: 13px;
  color: var(--color-text);
}
.chip .dot { width: 8px; height: 8px; border-radius: 999px; background: currentColor; }
.chip.export .dot { background: var(--color-success); }
.chip.import .dot { background: var(--color-blue); }
.chip.transit .dot { background: var(--color-gold); }

.map-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr);
  gap: var(--space-6);
  align-items: start;
}
@media (max-width: 900px) {
  .map-grid { grid-template-columns: 1fr; }
}
.map-frame {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.map-frame svg { width: 100%; height: auto; display: block; }
.map-note {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
  font-size: 13px;
}

/* SVG map internals */
svg .water { fill: rgba(46, 84, 122, 0.08); }
svg .land { fill: var(--color-surface-alt); stroke: var(--color-border-strong); stroke-width: 1; }
svg .river { fill: none; stroke: rgba(46, 84, 122, 0.35); stroke-width: 2; stroke-linecap: round; }
svg .compass { color: var(--color-text-muted); }
svg .compass text { font-family: var(--font-body); fill: var(--color-text-muted); }

svg .route {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  cursor: pointer;
  opacity: 0.65;
  transition: opacity 0.2s, stroke-width 0.2s;
}
svg .route.export { stroke: var(--color-success); }
svg .route.import { stroke: var(--color-blue); }
svg .route.transit { stroke: var(--color-gold); }
svg .route.route-flow {
  stroke-width: 6;
  opacity: 0.18;
  filter: blur(2px);
}
svg .route.active { opacity: 1; stroke-width: 4; }
svg .route.active.route-flow { opacity: 0.35; }
svg .route.dim { opacity: 0.2; }

svg .route-label {
  fill: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.06em;
  pointer-events: none;
}

svg .node { cursor: pointer; }
svg .node .bg {
  fill: var(--color-surface);
  stroke: var(--color-primary);
  stroke-width: 2;
  transition: r 0.2s, fill 0.2s;
}
svg .node text {
  fill: var(--color-text);
  font-family: var(--font-body);
  font-size: 12px;
  pointer-events: none;
}
svg .node.hub .bg { fill: var(--color-primary); stroke: var(--color-primary); }
svg .node.hub text { font-weight: 700; }
svg .node.active .bg { fill: var(--color-primary); stroke: var(--color-primary); }
svg .node.active text { fill: var(--color-primary); font-weight: 700; }

/* Detail panel */
.detail-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  position: sticky;
  top: 84px;
}
.detail-eyebrow {
  display: block;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}
.detail-title { font-size: 24px; margin-bottom: var(--space-3); }
.detail-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(110, 26, 26, 0.10);
  color: var(--color-primary);
  font-size: 12px;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}
.detail-desc { color: var(--color-text); margin-bottom: var(--space-4); }
.flow-block { margin-bottom: var(--space-4); }
.flow-block h4 {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.flow-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.flow-list li {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
  font-size: 13px;
}
.flow-list.export li { border-left: 3px solid var(--color-success); }
.flow-list.import li { border-left: 3px solid var(--color-blue); }
.route-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.route-tab {
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}
.route-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.route-tab.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.detail-hint {
  margin: var(--space-4) 0 0;
  font-size: 12px;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============ Goods ============ */
.goods-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (max-width: 800px) {
  .goods-grid { grid-template-columns: 1fr; }
}
.goods-col h3 {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.goods-col.export h3 { color: var(--color-success); }
.goods-col.import h3 { color: var(--color-blue); }
.badge {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
}
.good-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  position: relative;
}
.good-card .ic {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.good-card h4 {
  font-size: 22px;
  margin-bottom: 2px;
}
.good-card .lat {
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 13px;
  margin-bottom: var(--space-3);
}
.good-card p { margin-bottom: var(--space-3); }
.stat {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--color-border);
}
.stat b { color: var(--color-text); }

/* ============ Budget ============ */
.budget-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 1fr);
  gap: var(--space-6);
  align-items: start;
}
@media (max-width: 900px) {
  .budget-layout { grid-template-columns: 1fr; }
}
.budget-bar { display: flex; flex-direction: column; gap: var(--space-3); }
.budget-row {
  cursor: pointer;
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  transition: background 0.15s;
}
.budget-row:hover, .budget-row.active { background: var(--color-surface); }
.budget-bar-track {
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  height: 26px;
  overflow: hidden;
}
.budget-bar-fill {
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 10px;
  color: var(--color-text-inverse);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  min-width: 40px;
}
.budget-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  margin-top: 6px;
}
.budget-meta .name { font-family: var(--font-display); font-size: 17px; color: var(--color-text); }
.budget-meta .pct { font-size: 12px; color: var(--color-text-muted); letter-spacing: 0.06em; }
.budget-detail {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  position: sticky;
  top: 84px;
}
.budget-detail h4 { font-size: 22px; margin-bottom: var(--space-3); }
.budget-note {
  padding-top: var(--space-3);
  border-top: 1px dashed var(--color-border);
  font-size: 13px;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ============ Veche ============ */
.veche-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.veche-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  position: relative;
}
.veche-card .num {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-family: var(--font-display);
  color: var(--color-primary);
  font-size: 26px;
  opacity: 0.4;
}
.veche-card h4 {
  font-size: 20px;
  padding-right: 40px;
  margin-bottom: var(--space-3);
}
.veche-prose {
  max-width: 78ch;
  padding: var(--space-5);
  background: var(--color-surface);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.veche-prose p:last-child { margin-bottom: 0; }
.veche-prose em { color: var(--color-primary); font-style: italic; }

/* ============ Compare ============ */
.compare-wrap { overflow-x: auto; margin-bottom: var(--space-5); }
.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}
.compare-table th,
.compare-table td {
  padding: var(--space-4);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-border);
}
.compare-table thead th {
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-border-strong);
}
.compare-table thead th .city {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--color-text);
  margin-bottom: 4px;
}
.compare-table thead th .sub {
  display: block;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.compare-table th[scope="row"] {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  color: var(--color-text);
  width: 22%;
}
.compare-table .row-hint {
  display: block;
  font-weight: 400;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}
.compare-cell .big {
  display: block;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--color-text);
  margin-bottom: 4px;
  line-height: 1.15;
}
.compare-cell.lead { background: rgba(184, 134, 11, 0.05); }
.compare-cell .tag {
  display: inline-block;
  margin-top: var(--space-3);
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}
.tag.high { background: rgba(74, 106, 42, 0.15); color: var(--color-success); }
.tag.low { background: rgba(110, 26, 26, 0.10); color: var(--color-primary); }
.tag.none { background: var(--color-surface-alt); color: var(--color-text-muted); }
.compare-foot {
  color: var(--color-text-muted);
  font-size: 14px;
  max-width: 80ch;
}
.compare-foot p { margin-bottom: var(--space-3); }
.compare-foot strong { color: var(--color-text); }

/* ============ Footer ============ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) 0 var(--space-6);
  margin-top: var(--space-8);
}
.footer-sources h4 {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.footer-sources ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2) var(--space-5);
}
.footer-sources li { font-size: 14px; }
.footer-sources a { color: var(--color-text-muted); }
.footer-sources a:hover { color: var(--color-primary); }
.footer-meta {
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 13px;
}

/* Back-link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.back-link:hover { color: var(--color-primary); text-decoration: none; }