@font-face { font-family: Inter; src: url("assets/fonts/Inter-Regular.ttf"); font-display: swap; }
@font-face { font-family: Inter; font-weight: 600; font-display: swap;
  src: url("assets/fonts/Inter-SemiBold.ttf"); }

:root { --page: #F8F8F8; --panel: #fff; --ink: #122121; --muted: #536363; --rule: #DCDEDE;
  --link: #122121; --wash: #EFF1F1; --baseline: #3B4545; --actual: #6D3FE0; --history: #637373;
  --bad: #C41F17; --shade: rgba(18, 33, 33, .05); --bar: #CFD6D6; }
@media (prefers-color-scheme: dark) {
  :root { --page: #151717; --panel: #1E2020; --ink: #F8F8F8; --muted: #BDC2C2; --rule: #3A3D3D;
    --link: #F8F8F8; --wash: #2C2F2F; --baseline: #BDC2C2; --actual: #b79aff;
    --history: #999E9E; --bad: #FF928A; --shade: rgba(255, 255, 255, .06); --bar: #4A4F4F; }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font-family: Inter, sans-serif;
  font-size: 14px; line-height: 1.5; }
a { color: var(--link); }
:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }
.page { max-width: 1280px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px) 32px; }

.only-dark { display: none; }
@media (prefers-color-scheme: dark) {
  .only-light { display: none; }
  .only-dark { display: block; }
}

.sp-logo { width: 80px; height: auto; flex: none; }
.intro { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center;
  gap: 8px 24px; padding: 28px 0 24px; }
.sp-header h1 { font-size: 32px; font-weight: 600; line-height: 1.25; margin: 0; }
.sp-header nav { display: flex; gap: 24px; font-size: 13px; }
.sp-header nav a { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.sp-header nav img { height: 18px; width: auto; }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 12px; font-weight: 500;
  color: var(--muted); }

#workspace { display: flex; flex-direction: column; gap: 16px; }
#controls, #about, #results, #scores { background: var(--panel); border: 1px solid var(--rule);
  border-radius: 4px; }

/* The controls: one row above the charts, wrapping when it runs out of width */
#controls { padding: 16px 22px 18px; display: flex; flex-wrap: wrap; align-items: flex-end;
  gap: 14px 20px; }
/* Room for the first forecast's controls and headline while the page loads */
#controls:has(#size .chips:empty) { min-height: 96px; }
#result-head { min-height: 44px; }
#example-field { flex: 1 1 220px; max-width: 340px; min-width: 0; }
.field, legend { display: block; color: var(--muted); font-size: 12px; padding: 0;
  margin: 0 0 6px; }
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
fieldset[hidden] { display: none; }
#example { appearance: none; width: 100%; font: inherit; font-size: 13px; color: var(--ink);
  border: 1px solid var(--rule); border-radius: 3px; padding: 7px 34px 7px 12px;
  background: var(--panel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0h10L5 6z' fill='%238A9999'/%3E%3C/svg%3E") no-repeat right 14px center;
  text-overflow: ellipsis; cursor: pointer; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  border: 1px solid var(--rule); border-radius: 3px; padding: 7px 11px; font-size: 13px;
  text-align: center; white-space: nowrap; transition: background-color .15s, border-color .15s; }
.chip:hover, #example:hover { border-color: var(--muted); }
#size .chip, #cutoff .chip, #horizon .chip { font-variant-numeric: tabular-nums; }
.chip input[type=radio] { position: absolute; opacity: 0; pointer-events: none; }
.chip:has(input:checked) { border-color: var(--ink); background: var(--wash); font-weight: 600; }
.chip:has(input:focus-visible) { outline: 2px solid var(--link); outline-offset: 2px; }
fieldset:disabled { opacity: .45; }
fieldset:disabled .chip { cursor: default; }

#results { padding: 22px; min-width: 0; }
/* The headline and the chart key share a row */
#result-head { display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: baseline; gap: 10px 24px; }
.result-head h2 { font-size: 24px; font-weight: 600; margin: 0; line-height: 1.25;
  animation: rise .3s ease-out; }
.result-head p, .small { color: var(--muted); font-size: 12px; margin: 6px 0; }
.bad { color: var(--bad); }
.chart-key { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 12px; color: var(--muted); }
.chart-key span { display: inline-flex; align-items: center; gap: 7px; }
.chart-key i { width: 22px; border-top: 2px solid var(--history); }
.chart-key .lead { border-color: #09A1A9; border-top-width: 3px; }
.chart-key .baseline { border-color: var(--baseline); border-top-style: dashed; }
.chart-key .actual { border-color: var(--actual); }
.chart-key .band { border: 0; height: 10px; background: #09A1A955; border-radius: 1px; }
#main-plot { min-height: 380px; }
#workspace.loading #results > :not(#result-head), #workspace.loading #below { opacity: .35;
  pointer-events: none; }
.chart-missing, .noscript { color: var(--muted); margin: 0; padding: 48px 0; text-align: center; }
#covariate-plot[hidden] { display: none; }

/* Scores and the series note, side by side under the charts */
#below { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 16px; }
#scores, #about { padding: 20px 22px; }
#scores:has(#sp-scores:empty) { display: none; }
#about p { color: var(--muted); font-size: 13px; line-height: 1.6; margin: 8px 0 0; }
#about p + .eyebrow { margin-top: 20px; }
#about .eyebrow:has(+ p:empty) { display: none; }
.scores-head { font-size: 16px; font-weight: 600; }
.scores-head span { font-weight: 400; font-size: 12px; color: var(--muted); }
#sp-scores table { width: 100%; border-collapse: collapse; margin: 10px 0 0; font-size: 13px; }
#sp-scores th, #sp-scores td { text-align: right; padding: 10px 8px;
  border-bottom: 1px solid var(--rule); white-space: nowrap; }
#sp-scores td { font-variant-numeric: tabular-nums; }
#sp-scores th { font-size: 11px; color: var(--muted); font-weight: 400; }
#sp-scores th:first-child, #sp-scores td:first-child { text-align: left; padding-left: 0; }
#sp-scores tbody tr:first-child td { font-weight: 600; }
/* MASE as a bar: the chosen forecast in the accent, the others grey */
#sp-scores td.bar { width: 45%; padding-right: 0; }
#sp-scores td.bar i { display: block; height: 10px; min-width: 2px; background: var(--bar);
  border-radius: 1px; transform-origin: left; animation: grow .45s ease-out; }
#sp-scores tr:first-child td.bar i { background: #09A1A9; }

@keyframes rise { from { opacity: 0; transform: translateY(4px); } }
@keyframes grow { from { transform: scaleX(0); } }
@media (prefers-reduced-motion: reduce) {
  .result-head h2, #sp-scores td.bar i { animation: none; }
  .chip { transition: none; }
}

/* The page footer: credits on the left, the one Abel logo on the right */
#footer { display: flex; justify-content: space-between; align-items: center; gap: 32px;
  margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--rule); color: var(--muted);
  font-size: 12px; }
#footer p { margin: 0; }
#footer a { white-space: nowrap; color: inherit; }

@media (max-width: 760px) {
  .sp-header nav { gap: 12px; font-size: 11px; }
  .sp-header nav img { height: 15px; }
  .sp-header h1 { font-size: 26px; }
  .intro { padding: 20px 0 16px; }
  #controls, #about, #results, #scores { padding: 14px; }
  #controls { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }
  #controls:has(#size .chips:empty) { min-height: 262px; }
  #example-field { max-width: none; }
  #example { font-size: 12px; }
  .chips { display: grid; }
  #size .chips { grid-template-columns: repeat(4, 1fr); }
  #cutoff .chips, #horizon .chips { grid-template-columns: repeat(3, 1fr); }
  .chip { padding: 7px 4px; }
  #cutoff .chip { font-size: 12px; }
  #result-head { min-height: 80px; }
  .result-head h2 { font-size: 21px; }
  #below { grid-template-columns: minmax(0, 1fr); }
  #sp-scores th, #sp-scores td { padding: 10px 4px; font-size: 12px; }
  #sp-scores td.bar { width: 30%; }
  .chart-key { gap: 8px 14px; font-size: 11px; }
  #footer { flex-direction: column; align-items: flex-start; gap: 16px; }
  #footer .sp-logo { align-self: flex-end; }
}