:root {
  color-scheme: light dark;

  --bg: light-dark(#fafaf9, #0b0d0f);
  --bg-raised: light-dark(#ffffff, #14171a);
  --border: light-dark(#e2e2df, #262b30);
  --text: light-dark(#191a19, #e8eaed);
  --text-dim: light-dark(#5b5e5a, #9aa0a6);
  --brand: light-dark(#b45309, #e8a64c);
  --brand-contrast: light-dark(#ffffff, #14100a);
  --accent: var(--brand);
  --good: light-dark(#1a7a4c, #4ade80);
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 6px;
  --max: 1080px;

  accent-color: var(--accent);
}

* { box-sizing: border-box; }

html { color-scheme: light dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); }
a:not(:hover) { text-decoration-color: color-mix(in srgb, var(--brand) 40%, transparent); }

.wrap {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 20px;
}

header.site {
  border-bottom: 1px solid var(--border);
  padding-block: 14px;
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { font-family: var(--mono); font-weight: 600; font-size: 15px; letter-spacing: 0.02em; }
.brand a { text-decoration: none; color: var(--text); }
.brand span { color: var(--brand); }
nav.site-links { display: flex; gap: 18px; font-size: 14px; }
nav.site-links a { text-decoration: none; color: var(--text-dim); }
nav.site-links a:hover { color: var(--text); }

main { padding-block: 8px 64px; }

section { padding-block: 44px; }
section + section { border-top: 1px solid var(--border); }

h1, h2, h3 { font-weight: 600; line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); margin: 0 0 10px; }
h2 { font-size: 1.35rem; margin: 0 0 6px; }
h3 { font-size: 1rem; margin: 0 0 4px; }
.eyebrow { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--brand); margin: 0 0 10px; }
.section-intro { color: var(--text-dim); max-width: 640px; margin: 0 0 28px; }

/* Hero */
.hero { padding-block: 56px 40px; }
.hero .sub { font-size: 1.1rem; max-width: 620px; color: var(--text-dim); margin: 0 0 6px; }
.hero .verified { font-size: 13px; color: var(--text-dim); font-family: var(--mono); }
.hero .cta-row { display: flex; gap: 14px; align-items: center; margin-top: 24px; flex-wrap: wrap; }

.btn {
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 10px 18px;
  cursor: pointer;
  background: var(--bg-raised);
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn:hover { border-color: var(--brand); }
.btn.primary { background: var(--brand); color: var(--brand-contrast); border-color: var(--brand); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.link { border: none; background: none; padding: 10px 4px; color: var(--text-dim); text-decoration: underline; }

/* Currency */
.currency-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 16px; font-size: 13.5px;
}
.currency-bar label { color: var(--text-dim); }
.currency-bar select {
  font: inherit; font-size: 13.5px; padding: 6px 10px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-raised); color: var(--text);
}
.fx-status { font-family: var(--mono); font-size: 11.5px; color: var(--text-dim); }
.fx-status.stale { color: light-dark(#8a4b00, #ffb454); }
.price-note { font-size: 11.5px; color: var(--text-dim); display: block; }
.calc-fx-note { font-size: 12px; color: var(--text-dim); margin-top: 2px; }

/* Preset row */
.presets { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.preset-btn {
  font: inherit; font-size: 13px; font-family: var(--mono);
  border: 1px solid var(--border); background: var(--bg-raised); color: var(--text);
  border-radius: 999px; padding: 7px 14px; cursor: pointer;
}
.preset-btn:hover, .preset-btn:focus-visible { border-color: var(--brand); color: var(--brand); }
.preset-btn[aria-pressed="true"] { background: var(--brand); color: var(--brand-contrast); border-color: var(--brand); }

/* Configurator */
.configurator-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
@media (min-width: 720px) {
  .configurator-grid { grid-template-columns: 1fr 1fr; }
}

fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px 16px;
  margin: 0 0 16px;
}
legend { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); padding: 0 6px; }

.option-row { display: flex; flex-wrap: wrap; gap: 8px; }
.option-row label {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 12px; font-size: 13.5px; cursor: pointer;
}
.option-row input { margin: 0; }
.option-row label:has(input:checked) { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 12%, transparent); }

.field-row { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.field-row[hidden] { display: none; }
.field-row label { font-size: 13px; color: var(--text-dim); }
.field-row select, .field-row input[type="number"] {
  font: inherit; font-size: 14px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-raised); color: var(--text);
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Recommendations */
.rec-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 860px) {
  .rec-grid { grid-template-columns: repeat(3, 1fr); }
}
.rec-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--bg-raised);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.rec-card.best { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.rec-kicker { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); }
.rec-cost { font-size: 1.7rem; font-weight: 700; font-family: var(--mono); }
.rec-cost small { font-size: 0.85rem; font-weight: 500; color: var(--text-dim); }
.rec-split { font-size: 13px; color: var(--text-dim); font-family: var(--mono); }
.rec-alloc { list-style: none; margin: 0; padding: 0; font-size: 13.5px; display: flex; flex-direction: column; gap: 4px; }
.rec-alloc li::before { content: "→ "; color: var(--brand); }
.rec-why, .rec-limit { font-size: 13.5px; margin: 0; }
.rec-limit { color: var(--text-dim); }
.rec-assumptions { font-size: 12px; color: var(--text-dim); border-top: 1px dashed var(--border); padding-top: 8px; margin-top: 4px; }
.rec-perworker { font-size: 12px; color: var(--text-dim); }
.rec-budget-flag {
  align-self: flex-start;
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em;
  color: light-dark(#8a4b00, #ffb454);
  border: 1px solid color-mix(in srgb, var(--brand) 45%, transparent);
  border-radius: 999px; padding: 3px 10px;
}

/* Tables */
.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
thead th { font-family: var(--mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-dim); background: var(--bg); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:nth-child(even) { background: color-mix(in srgb, var(--text) 3%, transparent); }
tbody tr:hover { background: color-mix(in srgb, var(--brand) 6%, transparent); }
.provider-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 7px; }

.caveat {
  font-size: 13px; color: var(--text-dim); border-left: 3px solid var(--brand);
  padding: 8px 14px; margin: 14px 0 0; background: color-mix(in srgb, var(--brand) 6%, transparent);
}

/* API calculator */
.calc-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; background: var(--bg-raised); max-width: 480px; }

.current-setup {
  container-type: inline-size;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 20px;
  background: var(--bg-raised);
}
.current-setup summary {
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-dim);
}
.current-setup summary:hover { color: var(--text); }
.current-setup[open] summary { margin-bottom: 12px; }
.current-setup-fields { display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 10px; }
@container (min-width: 480px) {
  .current-setup-fields { grid-template-columns: 2fr 1fr; }
}
.current-setup-hint { font-size: 13px; color: var(--text-dim); margin: 0; }
.current-setup-compare { display: flex; gap: 18px; font-family: var(--mono); font-size: 13.5px; margin-bottom: 4px; flex-wrap: wrap; }
.current-setup-verdict { font-size: 13.5px; margin: 0; }
.current-setup-verdict.good { color: var(--good); }
.calc-result { font-family: var(--mono); font-size: 1.5rem; font-weight: 700; margin-top: 6px; }
.calc-result span { font-size: 0.85rem; color: var(--text-dim); font-weight: 500; }

/* Editorial */
.editorial ul { padding-left: 20px; }
.editorial li { margin-bottom: 8px; }

/* Funnel */
.funnel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  background: var(--bg-raised);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.funnel .cta-row { display: flex; gap: 12px; flex-wrap: wrap; }

footer.site {
  border-top: 1px solid var(--border);
  padding-block: 28px;
  font-size: 12.5px;
  color: var(--text-dim);
}
footer.site ul { padding-left: 18px; margin: 8px 0; }
footer.site a { color: var(--text-dim); }

.visually-hidden {
  position: absolute !important; width: 1px !important; height: 1px !important;
  overflow: hidden !important; clip-path: inset(50%) !important; white-space: nowrap !important; margin: -1px !important; padding: 0 !important; border: 0 !important;
}

:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

@media (prefers-reduced-motion: no-preference) {
  .rec-card { transition: transform 0.15s ease; }
}