:root {
  --bg: #f5f1e8;
  --ink: #202426;
  --muted: #667074;
  --line: #d9d0bf;
  --panel: #fffaf0;
  --accent: #126b5f;
  --accent-dark: #0d4d45;
  --warn: #b53d2a;
  --gold: #c58b1d;
  --shadow: 0 20px 50px rgba(32, 36, 38, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(18, 107, 95, 0.12), transparent 36%),
    linear-gradient(315deg, rgba(197, 139, 29, 0.18), transparent 32%),
    var(--bg);
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 22px;
  min-height: 100vh;
  padding: 22px;
}

.sidebar {
  position: sticky;
  top: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: calc(100vh - 44px);
  padding: 26px;
  color: #f9f4e9;
  background: #21302e;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.sidebar h1 {
  margin: 8px 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1.05;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.sidebar .eyebrow {
  color: #e8bd64;
}

.status-panel {
  display: grid;
  gap: 10px;
  margin: 28px 0;
}

.status-panel div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.status-panel span {
  color: rgba(249, 244, 233, 0.72);
}

.workspace {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.panel {
  padding: 22px;
  background: rgba(255, 250, 240, 0.88);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(32, 36, 38, 0.08);
}

.panel-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.panel h2 {
  margin: 4px 0 0;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(130px, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 7px;
}

label span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--ink);
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 6px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(18, 107, 95, 0.16);
}

.toggles,
.actions-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.toggle {
  display: inline-flex;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  min-height: 34px;
}

.toggle input {
  width: 18px;
  min-height: 18px;
  accent-color: var(--accent);
}

.primary-button,
.secondary-button,
.ghost-button,
.danger-button {
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
}

.primary-button {
  color: #fffaf0;
  background: var(--accent);
}

.primary-button:hover {
  background: var(--accent-dark);
}

.secondary-button {
  color: var(--accent-dark);
  background: #e7f0ed;
  border-color: rgba(18, 107, 95, 0.2);
}

.ghost-button {
  color: #fffaf0;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.28);
}

.danger-button {
  min-height: 34px;
  color: #fffaf0;
  background: var(--warn);
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 18px;
}

.deal-list,
.track-list,
.history-list {
  display: grid;
  gap: 10px;
}

.deal,
.track,
.history-item {
  display: grid;
  gap: 8px;
  padding: 14px;
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.deal-top,
.track-top,
.history-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.deal-actions,
.source-summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.source-badge {
  width: max-content;
  padding: 4px 8px;
  color: #344046;
  background: #e8ecee;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
}

.source-aeroflot {
  color: #174b87;
  background: #e2edfb;
}

.source-s7 {
  color: #315d14;
  background: #e6f4d9;
}

.source-aviasales {
  color: #075c77;
  background: #dff3fa;
}

.source-demo {
  color: #6b5a29;
  background: #f4ebcd;
}

.confidence-badge {
  width: max-content;
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
}

.confidence-high {
  color: #18551d;
  background: #dcefdc;
}

.confidence-medium {
  color: #6b4a00;
  background: #f7e8bc;
}

.confidence-low {
  color: #7c3025;
  background: #f6dfdb;
}

.browser-parser-panel {
  border-color: rgba(18, 107, 95, 0.38);
}

.parser-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.parser-summary div {
  display: grid;
  gap: 5px;
  padding: 12px;
  background: #edf5f2;
  border: 1px solid rgba(18, 107, 95, 0.16);
  border-radius: 7px;
}

.parser-summary span {
  color: var(--muted);
  font-size: 12px;
}

.source-summary {
  min-height: 28px;
  margin-bottom: 12px;
}

.browser-deal-list,
.verified-deal-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.error-message {
  color: var(--warn);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  align-items: end;
  gap: 12px;
  margin-bottom: 18px;
}

.compact-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.error-fare-panel {
  border-color: rgba(197, 139, 29, 0.5);
}

.chart {
  min-height: 280px;
  overflow: hidden;
}

.chart svg {
  display: block;
  width: 100%;
  min-width: 480px;
}

.chart text {
  fill: var(--muted);
  font-size: 11px;
}

.chart-axis {
  stroke: var(--line);
  stroke-width: 1;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 800;
}

.chart-legend span::before {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 5px;
  background: var(--legend-color);
  border-radius: 50%;
  content: "";
}

.price {
  color: var(--accent-dark);
  font-size: 24px;
  font-weight: 900;
}

.meta {
  color: var(--muted);
  font-size: 13px;
}

.badge {
  width: max-content;
  padding: 4px 8px;
  color: #6b4200;
  background: #ffe4a9;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
}

.message {
  min-height: 20px;
  margin: 0;
  color: var(--muted);
}

.empty-state {
  color: var(--muted);
  min-height: 72px;
  place-items: center;
}

a {
  color: var(--accent-dark);
  font-weight: 800;
}

@media (max-width: 980px) {
  .app-shell,
  .split-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .browser-deal-list,
  .verified-deal-list {
    grid-template-columns: 1fr;
  }

  .filter-grid,
  .parser-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .app-shell {
    padding: 12px;
  }

  .panel,
  .sidebar {
    padding: 16px;
  }

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

  .parser-summary {
    grid-template-columns: 1fr;
  }

  .filter-grid,
  .compact-filters {
    grid-template-columns: 1fr;
  }

  .panel-heading,
  .deal-top,
  .track-top,
  .history-top {
    display: grid;
  }
}