:root {
  color-scheme: dark;
  --bg: #050606;
  --panel: #0a0d0e;
  --panel-strong: #111617;
  --text: #f7faf3;
  --muted: #aab6b0;
  --dim: #74817b;
  --line: rgba(226, 255, 244, 0.15);
  --line-strong: rgba(226, 255, 244, 0.3);
  --green: #bbff2a;
  --cyan: #38dff1;
  --amber: #ffbe4d;
  --radius: 6px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  line-height: 1.5;
}

button,
select {
  font: inherit;
}

a {
  color: inherit;
}

h1,
h2,
p {
  margin: 0;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
}

.gta-inflation-app {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.chart-tool {
  min-width: 0;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
  background: var(--panel);
}

.chart-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 190px;
  gap: 12px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding: 14px;
}

.control-block {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.control-block > span,
.control-block > select,
.segmented-control button,
.chart-key,
.method-panel summary,
.source-links a {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.control-block > span {
  color: var(--muted);
}

.region-control select {
  width: min(360px, 100%);
  min-height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 12px;
  background: #070909;
  color: var(--text);
  cursor: pointer;
}

.region-control select:hover,
.region-control select:focus-visible {
  border-color: var(--green);
  outline: none;
}

.segmented-control {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  min-height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: #070909;
}

.segmented-control button {
  min-width: 0;
  border: 0;
  border-right: 1px solid var(--line-strong);
  padding: 0 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.segmented-control button:last-child {
  border-right: 0;
}

.segmented-control button:hover,
.segmented-control button:focus-visible,
.segmented-control button[aria-selected="true"] {
  background: var(--green);
  color: #071004;
  outline: none;
}

.segmented-control button:disabled {
  background: #090b0c;
  color: #53605a;
  cursor: not-allowed;
}

.chart-key {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  min-height: 40px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 8px 14px;
  color: var(--muted);
}

.chart-key span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.chart-key span::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
}

.chart-key .key-bar::before {
  background: var(--cyan);
  color: var(--cyan);
}

.chart-key .key-marker::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text);
  color: var(--text);
}

.chart-key .key-status::before {
  background: var(--green);
  color: var(--green);
}

.price-chart {
  width: 100%;
  height: 540px;
}

.price-chart.is-single-row {
  height: 300px;
}

.chart-fallback {
  border-top: 1px solid var(--line);
  padding: 14px;
  color: var(--amber);
}

.method-panel {
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 24px;
}

.method-panel summary {
  position: relative;
  padding: 17px 32px 17px 0;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.method-panel summary::-webkit-details-marker {
  display: none;
}

.method-panel summary::after {
  content: "+";
  position: absolute;
  top: 10px;
  right: 0;
  color: var(--green);
  font-size: 24px;
}

.method-panel[open] summary::after {
  content: "−";
}

.method-panel summary:hover,
.method-panel summary:focus-visible {
  color: var(--green);
  outline: none;
}

.method-content {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  padding: 0 0 24px;
}

.method-content section {
  display: grid;
  align-content: start;
  gap: 8px;
  min-width: 0;
}

.method-content h2 {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0;
  text-transform: uppercase;
}

.method-content p {
  color: var(--muted);
  font-size: 13px;
}

.method-content a,
.source-links a {
  color: var(--cyan);
  text-underline-offset: 3px;
}

.method-content a:hover,
.method-content a:focus-visible,
.source-links a:hover,
.source-links a:focus-visible {
  color: var(--green);
  outline: none;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 12px;
}

.source-links a {
  font-size: 9px;
}

@media (max-width: 720px) {
  .gta-inflation-app {
    width: 100%;
  }

  .chart-toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding: 10px;
  }

  .region-control select,
  .segmented-control {
    min-height: 40px;
  }

  .region-control select,
  .segmented-control button {
    padding-right: 6px;
    padding-left: 6px;
    font-size: 9px;
  }

  .chart-key {
    min-height: 35px;
    gap: 6px 11px;
    padding: 6px 10px;
    font-size: 8px;
  }

  .price-chart {
    height: 450px;
  }

  .price-chart.is-single-row {
    height: 250px;
  }

  .method-panel {
    margin-right: 12px;
    margin-left: 12px;
  }

  .method-content {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

@media (max-width: 430px) {
  .chart-key .key-status {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}