:root {
  color-scheme: dark;
  --bg: #0c111b;
  --panel: #121b29;
  --line: #29374b;
  --text: #e8eef8;
  --muted: #a3b2c8;
  --blue: #75b5ff;
  --green: #79ddba;
  --amber: #f0cb8b;
  --red: #ffaba7;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.55 Arial, Helvetica, sans-serif; }
a { color: var(--blue); text-underline-offset: 4px; }
button, input, select { font: inherit; }
button, select { min-height: 44px; }
button, a, select, input { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: wait; opacity: .65; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.skip-link { position: absolute; top: 8px; left: 8px; padding: 10px; background: var(--panel); transform: translateY(-150%); z-index: 5; }
.skip-link:focus { transform: none; }
main { max-width: 1184px; margin: auto; padding: 38px 28px 24px; }
.hero { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px; }
.eyebrow { text-transform: uppercase; letter-spacing: 1.7px; color: var(--blue); font-size: 11px; margin: 0 0 7px; }
h1 { margin: 0 0 12px; font-size: clamp(29px, 4vw, 42px); font-weight: 500; letter-spacing: -1.5px; line-height: 1.15; }
h2 { margin: 0 0 6px; font-size: 21px; font-weight: 500; letter-spacing: -.4px; }
p { margin: 0; }
.intro, .data-status, .offer-count, .table-note, .history-heading p:not(.eyebrow), footer, .specs-note, .chart-note { color: var(--muted); }
.data-status { margin: 18px 0 0; font-size: 12px; }
.secondary-button, select, .periods button { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 7px; padding: 8px 13px; }
.secondary-button:hover, .periods button:hover { border-color: var(--blue); }
.notice { padding: 14px 17px; border: 1px solid var(--line); background: var(--panel); color: var(--muted); border-radius: 8px; margin-top: 18px; }
.error { border-color: var(--red); color: var(--red); }
.card-picker { display: flex; gap: 12px; flex-wrap: wrap; margin: 25px 0 24px; }
.gpu-choice { flex: 1; min-width: min(240px, 100%); padding: 15px 19px; text-align: left; color: var(--muted); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
.gpu-choice[aria-pressed=true] { background: #15253c; border-color: var(--blue); color: var(--text); }
.gpu-choice strong { display: block; font-size: 17px; font-weight: 500; margin-bottom: 3px; }
.gpu-choice small { color: var(--muted); font-size: 12px; }
.filters { display: flex; gap: 20px; flex-wrap: wrap; align-items: end; margin-bottom: 20px; }
.filter-field { display: grid; gap: 4px; }
.filter-field span { font-size: 12px; color: var(--muted); }
select { min-width: 180px; }
.stock-filter { display: flex; align-items: center; gap: 9px; min-height: 44px; color: var(--muted); }
.stock-filter input { width: 17px; height: 17px; accent-color: var(--blue); }
.offer-count { margin-left: auto; font-size: 12px; padding-bottom: 12px; }
.comparison { border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th { background: var(--panel); color: var(--muted); font-size: 11px; font-weight: 500; letter-spacing: .5px; text-transform: uppercase; text-align: left; padding: 14px; }
td { padding: 18px 14px; border-top: 1px solid var(--line); vertical-align: middle; }
td small { display: block; font-size: 11px; color: var(--muted); margin-top: 4px; }
.retailer-name { font-weight: 500; }
.price { font-size: 20px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.best, .in-stock, .price-drop { color: var(--green); }
.best { font-size: 11px; display: block; margin-top: 3px; }
.price-rise { color: var(--red); }
.pending, .out-of-stock { color: var(--muted); }
.stale, .preorder { color: var(--amber); }
.time-cell { font-variant-numeric: tabular-nums; }
.time-cell time { white-space: nowrap; }
.row-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row-actions button, .text-button { border: 0; padding: 8px 0; background: transparent; color: var(--blue); }
.row-actions a { white-space: nowrap; }
.row-selected { background: #122035; }
.table-note { font-size: 11px; margin-top: 12px; }
.empty { padding: 30px 18px; text-align: center; color: var(--muted); }
.history-panel { margin-top: 28px; padding: 24px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); }
.history-heading, .history-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.history-heading p:not(.eyebrow) { font-size: 12px; }
.periods { display: flex; gap: 5px; }
.periods button { color: var(--muted); padding: 6px 10px; font-size: 12px; }
.periods button[aria-pressed=true] { background: #243c5d; color: var(--text); border-color: #496b98; }
.history-toolbar { margin-top: 14px; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.legend-button { background: transparent; border: 0; color: var(--text); display: flex; gap: 7px; align-items: center; font-size: 12px; padding: 6px 0; }
.legend-button[aria-pressed=false] { opacity: .45; }
.legend-swatch { width: 18px; height: 3px; }
.text-button { font-size: 12px; }
.chart-message { color: var(--muted); padding: 45px 10px; text-align: center; }
.chart-container { position: relative; margin-top: 8px; }
#price-chart, #median-price-chart { display: block; width: 100%; height: 280px; overflow: visible; touch-action: pan-y; }
.chart-tooltip { padding: 10px 13px; background: #1b2d46; border: 1px solid var(--line); border-radius: 6px; font-size: 12px; margin: 8px 0; font-variant-numeric: tabular-nums; }
.chart-note { font-size: 11px; margin: 8px 0; }
.card-specs { display: flex; gap: 9px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 18px; margin-top: 20px; }
.spec { font-size: 12px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); overflow-wrap: anywhere; }
.specs-note { font-size: 11px; margin-top: 10px; }
details { margin-top: 14px; color: var(--muted); font-size: 12px; }
summary { cursor: pointer; padding: 8px 0; }
.history-table-wrap { max-height: 320px; overflow: auto; margin-top: 10px; }
.history-table-wrap th { position: sticky; top: 0; }
footer { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; font-size: 11px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
@media (max-width: 760px) {
  main { padding: 28px 16px 20px; }
  .hero { align-items: start; }
  .hero .secondary-button { font-size: 12px; }
  .gpu-choice { min-width: min(180px, 100%); padding: 13px; }
  .offer-count { margin-left: 0; padding: 0; width: 100%; }
  .comparison table, .comparison tbody { display: block; }
  .comparison thead { display: none; }
  .comparison tr { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 14px; padding: 17px; border-top: 1px solid var(--line); }
  .comparison tr:first-child { border-top: 0; }
  .comparison td { display: block; padding: 0; border: 0; min-width: 0; }
  .comparison td:first-child { grid-column: 1 / -1; }
  .comparison td:nth-child(4) { text-align: right; }
  .comparison td:nth-child(3) { order: 5; }
  .comparison td:nth-child(3)::before { content: 'Change: '; color: var(--muted); font-size: 11px; }
  .comparison td:nth-child(5) { grid-column: 1 / -1; order: 4; }
  .comparison td:nth-child(5)::before { content: 'Price checked · '; color: var(--muted); }
  .comparison td:last-child { order: 6; }
  .row-actions { justify-content: flex-end; }
  .history-panel { padding: 18px 14px; }
  .history-heading { align-items: start; }
  #price-chart, #median-price-chart { height: 240px; }
}
@media (prefers-reduced-motion: no-preference) { button { transition: background-color .15s, border-color .15s; } }

.median-grid {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.median-panel {min-width:0;background:#0c1320;border:1px solid #29374b;border-radius:12px;padding:18px}
.median-panel h3 {margin:0 0 4px;font-size:1rem;color:#e8eef8}
.median-panel .median-current {margin:0;font-size:1.5rem;color:#e8eef8}
.median-panel small {color:#a3b2c8}
.median-panel svg {display:block;width:100%;margin-top:12px}
.median-method {margin:18px 0;color:#a3b2c8}
.median-method summary {cursor:pointer}
#median-container {overflow:visible}
@media(max-width:700px){.median-grid{grid-template-columns:1fr}}