:root {
  --ink: #1d2430;
  --muted: #5e675c;
  --line: #e3d8c6;
  --paper: #f7f1e6;
  --card: #fffaf2;
  --sun: #e39b2b;
  --sun-deep: #8a5a12;
  --leaf: #1f6b4a;
  --leaf-soft: #e5f2eb;
  --danger: #8d2f24;
  --shadow: 0 10px 30px rgba(60, 42, 16, 0.06);
}

* { box-sizing: border-box; }

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--leaf);
  outline-offset: 2px;
}

[hidden] { display: none !important; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(880px 380px at 110% -8%, rgba(227, 155, 43, 0.2), transparent 60%),
    radial-gradient(640px 320px at -12% -6%, rgba(31, 107, 74, 0.12), transparent 55%),
    var(--paper);
  font-family: "Noto Sans Armenian", "Noto Sans", "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.45;
}

header {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 22px 28px 8px;
}

.app-header {
  gap: 16px 28px;
  padding: 18px 28px 6px;
}

.role-title {
  margin: 0;
  font-size: 22px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

a.brand {
  color: inherit;
  text-decoration: none;
}

.mark {
  font-family: "Noto Serif Armenian", "Noto Serif", Georgia, "Times New Roman", serif;
  font-size: 28px;
  letter-spacing: 0.12em;
  line-height: 1;
}

.mark::before {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--sun);
  box-shadow: 0 0 0 5px rgba(227, 155, 43, 0.22);
  transform: translateY(-1px);
}

.sub {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

nav {
  display: flex;
  gap: 8px;
  flex: 1;
}

nav button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 14px;
  font: inherit;
  cursor: pointer;
}

nav button.active {
  background: var(--ink);
  color: #f7f1e6;
  border-color: var(--ink);
}

.nav-link {
  align-self: center;
  margin-left: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.nav-link:hover { color: var(--ink); }

.pill {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--leaf);
  max-width: 240px;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px 18px;
  padding: 8px 28px 0;
}

.period-block { margin-right: 8px; }

.period {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 650;
  color: var(--ink);
}

.presets { display: flex; gap: 6px; flex-wrap: wrap; }

.presets button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  padding: 6px 12px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.presets button.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.forecast-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

input, select {
  font: inherit;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 10px;
  min-width: 180px;
}

main { padding: 18px 28px 40px; }

.lede {
  margin: 8px 0 14px;
  max-width: 68ch;
  color: var(--muted);
}

.claim {
  margin: 6px 0 16px;
  max-width: 68ch;
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink);
}

.fine {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
  max-width: 68ch;
}

.kpis {
  display: grid;
  grid-template-columns: 1.25fr 1.25fr 0.9fr 0.9fr;
  gap: 12px;
}

.kpis.three { grid-template-columns: 1.35fr 1.35fr 0.9fr; }

.card, .panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.card {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 112px;
}

.card span, .card em {
  color: var(--muted);
  font-style: normal;
  font-size: 13px;
}

.card strong {
  font-family: "Noto Serif Armenian", "Noto Serif", Georgia, "Times New Roman", serif;
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.card.accent {
  background: var(--leaf-soft);
  border-color: #c9e2d4;
}

.card.hero strong { font-size: 34px; }

.card.quiet {
  background: transparent;
  box-shadow: none;
  min-height: 0;
  padding-top: 8px;
}

.card.quiet strong {
  font-family: "Noto Sans Armenian", "Noto Sans", "Segoe UI", sans-serif;
  font-size: 22px;
  font-weight: 650;
}

.panel { margin-top: 12px; padding: 16px 16px 12px; }

.panel h2 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 650;
}

.panel .section-head h2 { margin: 0; }

.app-header,
#workspace,
main,
#error {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.note {
  margin: 0 0 8px;
  max-width: 68ch;
  color: var(--muted);
  font-size: 13px;
}

.note.caption { margin: 8px 0 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.section-head h2 { margin: 0; }

.chart-box { position: relative; height: 260px; }
.chart-box.tall { height: 340px; }

tbody tr.total { cursor: default; font-weight: 650; }
tbody tr.total:hover { background: transparent; }

tbody tr[data-station] td:first-child,
thead th:first-child {
  position: sticky;
  left: 0;
  background: var(--card);
}

.open-hint {
  color: var(--leaf);
  font-weight: 650;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.facts {
  margin: 8px 0 0;
  padding-left: 18px;
}

.facts li { margin: 6px 0; }

.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

tbody tr { cursor: pointer; }
tbody tr:hover { background: #fbf6ec; }
tbody tr:hover td:first-child { background: #fbf6ec; }
tbody tr.total td:first-child { background: var(--card); }

.error {
  margin: 12px 28px 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fdeceb;
  color: var(--danger);
}

.essay {
  max-width: 760px;
  padding-bottom: 64px;
}

.essay h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 8px 0 12px;
}

.essay h2 {
  font-size: 22px;
  margin: 32px 0 8px;
}

.essay h3 { margin: 0 0 6px; font-size: 16px; }

.kicker {
  margin: 18px 0 0;
  color: var(--leaf);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lead {
  font-size: 18px;
  color: var(--muted);
}

.essay p, .essay li { font-size: 16px; }

.essay a { color: var(--leaf); }

.roles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.roles article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

.tariff {
  font-family: "Noto Serif Armenian", "Noto Serif", Georgia, "Times New Roman", serif;
  font-size: 28px;
  line-height: 1.1;
  margin: 0 0 8px;
  color: var(--ink);
}

body.present {
  font-family: "Noto Sans Armenian", "Noto Sans", "Segoe UI", sans-serif;
}

body.present .mark,
body.present .essay h1,
body.present .stat strong {
  font-family: "Noto Serif Armenian", "Noto Serif", Georgia, "Times New Roman", serif;
}

.lang-switch {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.lang-switch button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 12px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.lang-switch button.active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.back {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 14px;
  font: inherit;
  cursor: pointer;
}

.back:hover { border-color: var(--ink); }

.gates {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 8px;
  align-items: stretch;
}

.gate {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 10px;
  text-align: left;
  padding: 22px 22px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--leaf);
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow);
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.gate:nth-child(2) { border-top-color: var(--sun); }
.gate:nth-child(3) { border-top-color: var(--ink); }

.gate .gate-name {
  color: var(--leaf);
  font-size: 14px;
  font-weight: 650;
}

.gate:nth-child(2) .gate-name { color: var(--sun-deep); }
.gate:nth-child(3) .gate-name { color: var(--ink); }

.gate strong {
  font-family: "Noto Serif Armenian", "Noto Serif", Georgia, "Times New Roman", serif;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.gate p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.gate:hover { border-color: var(--sun); }

.essay { max-width: 820px; }

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-top: 16px;
}

.flow span {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 14px;
}

.flow .arrow {
  background: none;
  border: 0;
  padding: 0;
  color: var(--sun-deep);
}

.steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
}

.steps li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--leaf-soft);
  color: var(--leaf);
  display: grid;
  place-items: center;
  font-weight: 650;
}

.stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}

.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
}

.stat strong {
  display: block;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 6px;
}

.stat span {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 800px) {
  .essay h1 { font-size: 32px; }
  .roles, .stats, .gates { grid-template-columns: 1fr; }
  .gate strong { font-size: 28px; }
}

@media (max-width: 980px) {
  header { flex-wrap: wrap; gap: 12px; }
  .kpis, .kpis.three, .split { grid-template-columns: 1fr 1fr; }
  .card.hero strong { font-size: 28px; }
  .header-actions { margin-left: 0; }
}

@media (max-width: 680px) {
  header, .filters, main { padding-left: 16px; padding-right: 16px; }
  .kpis, .split { grid-template-columns: 1fr; }
  nav { order: 3; width: 100%; }
}