/* ratefeed.io shared stylesheet.
   Terminal-ledger aesthetic, dark-first: ink grounds, ledger green as
   phosphor, filing rust as the second series, monospace-forward, serif
   statement headings. Light theme via prefers-color-scheme or data-theme.
   No webfonts, no JS, no third-party requests. */

:root {
  --paper: #10181E;
  --panel: #17222A;
  --ink: #E6EDF1;
  --ink-2: #A9B8C0;
  --ink-3: #71828C;
  --rule: #24313A;
  --rule-hard: #E6EDF1;
  --accent: #2FA98C;
  --req: #2FA98C;
  --ind: #D07443;
  --chip: #1B2F2A;
  --code-bg: #0B1116;
  --code-ink: #C7D4DB;
  --code-key: #6FC7B2;
  --code-str: #E0B074;
  --code-com: #66757F;
  --glow: 0 0 16px rgba(47, 169, 140, 0.28);
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --paper: #FAFBFC; --panel: #F1F4F5; --ink: #16232E; --ink-2: #45565F;
    --ink-3: #7A8A92; --rule: #DDE4E7; --rule-hard: #16232E;
    --accent: #0F8A70; --req: #0F8A70; --ind: #B4552D; --chip: #E4EFEA;
    --code-bg: #10181E; --code-ink: #C7D4DB;
    --glow: none;
    color-scheme: light;
  }
}
:root[data-theme="dark"] {
  --paper: #10181E; --panel: #17222A; --ink: #E6EDF1; --ink-2: #A9B8C0;
  --ink-3: #71828C; --rule: #24313A; --rule-hard: #E6EDF1;
  --accent: #2FA98C; --req: #2FA98C; --ind: #D07443; --chip: #1B2F2A;
  --code-bg: #0B1116; --code-ink: #C7D4DB;
  --glow: 0 0 16px rgba(47, 169, 140, 0.28);
  color-scheme: dark;
}
:root[data-theme="light"] {
  --paper: #FAFBFC; --panel: #F1F4F5; --ink: #16232E; --ink-2: #45565F;
  --ink-3: #7A8A92; --rule: #DDE4E7; --rule-hard: #16232E;
  --accent: #0F8A70; --req: #0F8A70; --ind: #B4552D; --chip: #E4EFEA;
  --code-bg: #10181E; --code-ink: #C7D4DB;
  --glow: none;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: var(--paper); }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
code { font-family: var(--mono); font-size: 0.88em; background: var(--panel); border: 1px solid var(--rule); padding: 1px 5px; }
pre code { background: none; border: none; padding: 0; font-size: inherit; }
.mono { font-family: var(--mono); }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 24px; }

/* ---------- masthead ---------- */
.masthead {
  border-bottom: 2px solid var(--rule-hard);
  padding: 26px 0 18px;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px 28px; flex-wrap: wrap;
}
.brand {
  font-family: var(--mono); font-size: 26px; font-weight: 700;
  letter-spacing: -0.5px; color: var(--ink); text-decoration: none;
}
.brand em { font-style: normal; color: var(--accent); }
.masthead nav { display: flex; gap: 22px; flex-wrap: wrap; }
.masthead nav a {
  font-family: var(--mono); font-size: 12.5px; text-transform: uppercase;
  letter-spacing: 0.09em; color: var(--ink-2); text-decoration: none;
  border-bottom: 1px solid transparent; padding-bottom: 2px;
}
.masthead nav a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.masthead nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

.fileline {
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  padding: 10px 0 0; letter-spacing: 0.02em;
}

/* ---------- hero ---------- */
.hero { padding: 52px 0 8px; }
.kicker {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--accent); margin: 0 0 14px;
}
h1 {
  font-family: var(--serif); font-weight: 500; font-size: clamp(32px, 5.4vw, 50px);
  line-height: 1.12; letter-spacing: -0.01em; margin: 0 0 18px;
  max-width: 21ch; text-wrap: balance;
}
.hero .sub { color: var(--ink-2); font-size: 17.5px; max-width: 60ch; margin: 0 0 26px; }
.cta-row { display: flex; gap: 26px; flex-wrap: wrap; align-items: baseline; margin-bottom: 14px; }
.cta {
  font-family: var(--mono); font-size: 14px; font-weight: 600;
  color: var(--paper); background: var(--accent); text-decoration: none;
  padding: 11px 18px; display: inline-block; border: 1px solid var(--accent);
}
.cta:hover { background: var(--ink); border-color: var(--ink); }
.cta-quiet { font-family: var(--mono); font-size: 13.5px; }

/* ---------- landing: live terminal hero (index.html only) ---------- */
.term { border: 1px solid var(--rule); background: var(--code-bg); margin: 34px 0 0; }
.term-cap {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--code-com);
  border-bottom: 1px solid #1C2830; padding: 9px 18px;
}
.term-cap .ok { color: var(--code-key); }
.term pre { margin: 0; max-height: 520px; overflow: auto; background: none; }
.term .p { color: var(--code-key); user-select: none; }
.term .cur {
  display: inline-block; width: 0.55em; height: 1.05em; vertical-align: -0.15em;
  background: var(--code-key); animation: rf-blink 1.2s steps(1) infinite;
}
@keyframes rf-blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .term .cur { animation: none; } }
pre .hl { background: rgba(111, 199, 178, 0.12); padding: 1px 4px; margin: 0 -4px; }

.readouts {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 1px; background: var(--rule);
  border: 1px solid var(--rule); border-top: none;
}
.readout { background: var(--panel); padding: 13px 16px 10px; }
.readout b {
  display: block; font-family: var(--mono); font-size: 23px; font-weight: 700;
  letter-spacing: -0.5px; font-variant-numeric: tabular-nums;
  color: var(--accent); text-shadow: var(--glow);
}
.readout span {
  font-family: var(--mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--ink-3);
}

.agents { margin: 30px 0 0; }
.agents-note { font-size: 14px; color: var(--ink-2); margin: 0 0 10px; }
.agents pre { margin: 0; }

/* ---------- section scaffolding ---------- */
section { margin: 64px 0 0; }
.sec-head {
  display: flex; align-items: baseline; gap: 14px;
  border-top: 1px solid var(--rule); padding-top: 14px; margin-bottom: 6px;
}
.sec-head .num { font-family: var(--mono); font-size: 12.5px; color: var(--accent); font-weight: 700; }
.sec-head .label {
  font-family: var(--mono); font-size: 12.5px; text-transform: uppercase;
  letter-spacing: 0.11em; color: var(--ink-3); font-weight: 600;
}
h2 {
  font-family: var(--serif); font-weight: 500; font-size: clamp(23px, 3vw, 29px);
  line-height: 1.2; margin: 10px 0 10px; letter-spacing: -0.01em; text-wrap: balance;
}
h3 { font-size: 17px; margin: 26px 0 8px; letter-spacing: -0.1px; }
p { max-width: 66ch; }
.lede { color: var(--ink-2); max-width: 64ch; margin: 0 0 22px; }
.footnote { font-size: 13.5px; color: var(--ink-3); max-width: 66ch; }

/* margin-note layout (methodology, data) */
.doc-grid { display: grid; grid-template-columns: 168px 1fr; gap: 12px 36px; }
.doc-grid > .marg {
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.1em; padding-top: 20px;
  border-top: 1px solid var(--rule); line-height: 1.7;
}
.doc-grid > .marg b { display: block; color: var(--accent); font-size: 12.5px; }
.doc-grid > .body { border-top: 1px solid var(--rule); padding: 14px 0 34px; min-width: 0; }
.doc-grid > .body > :first-child { margin-top: 0; }
@media (max-width: 720px) {
  .doc-grid { grid-template-columns: 1fr; gap: 0; }
  .doc-grid > .marg { padding-top: 14px; border-top: 1px solid var(--rule); }
  .doc-grid > .body { border-top: none; padding-top: 6px; }
}

/* ---------- exhibit panel ---------- */
.exhibit { border: 1px solid var(--rule); margin-top: 20px; }
.exhibit-cap {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-2); background: var(--panel);
  border-bottom: 1px solid var(--rule); padding: 9px 18px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.exhibit-body { padding: 22px 18px 20px; }

.legend { display: flex; gap: 20px; font-size: 13px; color: var(--ink-2); margin: 0 0 16px; flex-wrap: wrap; }
.legend i { display: inline-block; width: 11px; height: 11px; margin-right: 7px; vertical-align: -1px; }

.spread-row { margin-bottom: 18px; }
.spread-row:last-of-type { margin-bottom: 0; }
.spread-row .who { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; margin-bottom: 5px; flex-wrap: wrap; }
.spread-row .who b { font-weight: 600; }
.spread-row .who span { color: var(--ink-3); font-family: var(--mono); font-size: 12px; font-variant-numeric: tabular-nums; }
.barpair { display: grid; gap: 2px; padding-right: 64px; }
.bar { height: 15px; position: relative; min-width: 2px; }
.bar.req { background: var(--req); }
.bar.ind { background: var(--ind); }
.bar output {
  position: absolute; left: calc(100% + 8px); top: 50%; transform: translateY(-50%);
  font-size: 12px; font-family: var(--mono); color: var(--ink-2);
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.spread-note {
  background: var(--chip); border-left: 3px solid var(--accent);
  padding: 13px 16px; font-size: 14.5px; margin: 26px 0 0; max-width: 66ch;
}

/* ---------- surfaces ---------- */
.surfaces { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
@media (max-width: 820px) { .surfaces { grid-template-columns: 1fr; } }
.surface { border: 1px solid var(--rule); padding: 18px 18px 16px; display: flex; flex-direction: column; min-width: 0; }
.surface h3 { margin: 0 0 8px; font-family: var(--mono); font-size: 14px; text-transform: uppercase; letter-spacing: 0.07em; }
.surface p { font-size: 14px; color: var(--ink-2); margin: 0 0 14px; }
.surface pre { margin-top: auto; min-width: 0; }
.tools { list-style: none; padding: 0; margin: auto 0 0; }
.tools li { padding: 7px 0; border-top: 1px solid var(--rule); font-size: 13px; color: var(--ink-2); }
.tools li:first-child { border-top: none; }
.tools code { color: var(--accent); background: none; border: none; padding: 0; white-space: nowrap; }

/* ---------- coverage grid ---------- */
.covgrid { display: flex; flex-wrap: wrap; gap: 6px; margin: 20px 0 14px; max-width: 720px; }
.st {
  font-family: var(--mono); font-size: 12.5px; font-weight: 600;
  width: 40px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--rule); color: var(--ink-2); background: var(--panel);
}
.st.full { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.st.soon { background: none; border: 1px dashed var(--ind); color: var(--ind); }

/* ---------- pricing ---------- */
.tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 22px; }
@media (max-width: 680px) { .tiers { grid-template-columns: 1fr; } }
.tier { border: 1px solid var(--rule); padding: 20px 22px 18px; }
.tier.hi { border: 2px solid var(--accent); }
.tier .tname { font-family: var(--mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-2); }
.tier .price { font-size: 34px; font-weight: 700; margin: 6px 0 2px; font-variant-numeric: tabular-nums; font-family: var(--mono); letter-spacing: -1px; }
.tier .price small { font-size: 13px; font-weight: 400; color: var(--ink-3); font-family: var(--sans); letter-spacing: 0; }
.tier ul { list-style: none; padding: 0; margin: 14px 0 0; }
.tier li { display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; padding: 6px 0; border-top: 1px dotted var(--rule); color: var(--ink-2); }
.tier li b { color: var(--ink); font-weight: 600; }

/* ---------- tables ---------- */
.tablewrap { overflow-x: auto; border: 1px solid var(--rule); margin: 16px 0; }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th {
  text-align: left; font-family: var(--mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--ink-3); padding: 9px 12px;
  border-bottom: 1px solid var(--rule); background: var(--panel); font-weight: 600; white-space: nowrap;
}
td { padding: 9px 12px; border-bottom: 1px solid var(--rule); vertical-align: top; }
tr:last-child td { border-bottom: none; }
td .mono, td code { font-size: 12.5px; }
td:first-child code { white-space: nowrap; }

/* ---------- code ---------- */
pre {
  background: var(--code-bg); color: var(--code-ink); padding: 16px 18px;
  overflow-x: auto; font-size: 12.8px; line-height: 1.6; margin: 14px 0;
  font-family: var(--mono);
}
pre .k { color: var(--code-key); }
pre .s { color: var(--code-str); }
pre .c { color: var(--code-com); }

/* ---------- docs endpoint blocks ---------- */
.endpoint { border-top: 1px solid var(--rule); padding: 20px 0 8px; margin-top: 8px; }
.endpoint h3 { margin: 0 0 6px; font-family: var(--mono); font-size: 15px; font-weight: 700; }
.endpoint h3 .verb { color: var(--accent); margin-right: 8px; }
.endpoint .what { font-size: 14px; color: var(--ink-2); max-width: 66ch; margin: 0 0 12px; }
.params { list-style: none; padding: 0; margin: 0 0 12px; font-size: 13.5px; }
.params li { padding: 5px 0; border-bottom: 1px dotted var(--rule); display: grid; grid-template-columns: 190px 1fr; gap: 14px; }
.params li:last-child { border-bottom: none; }
.params code { background: none; border: none; padding: 0; color: var(--accent); }
.params span { color: var(--ink-2); }
@media (max-width: 600px) { .params li { grid-template-columns: 1fr; gap: 2px; } }

/* toc for docs */
.toc { list-style: none; padding: 0; margin: 14px 0 0; column-width: 220px; column-gap: 40px; }
.toc li { padding: 4px 0; font-family: var(--mono); font-size: 13px; break-inside: avoid; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--accent); }

/* roadmap tag */
.tag {
  display: inline-block; font-family: var(--mono); font-size: 10.5px;
  text-transform: uppercase; letter-spacing: 0.08em; padding: 2px 7px;
  border: 1px solid var(--ind); color: var(--ind); vertical-align: 2px; margin-left: 6px;
}
.tag.ok { border-color: var(--accent); color: var(--accent); }

/* ---------- footer ---------- */
footer { margin-top: 84px; border-top: 2px solid var(--rule-hard); }
.foot-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px;
  padding: 26px 0 10px; font-size: 13.5px;
}
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr; gap: 18px; } }
.foot-grid .fbrand { font-family: var(--mono); font-weight: 700; font-size: 16px; margin-bottom: 6px; }
.foot-grid .fbrand em { font-style: normal; color: var(--accent); }
.foot-grid p { color: var(--ink-2); margin: 0; font-size: 13px; max-width: 34ch; }
.foot-grid h4 { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-3); margin: 0 0 8px; }
.foot-grid ul { list-style: none; padding: 0; margin: 0; }
.foot-grid li { padding: 3px 0; }
.foot-grid a { color: var(--ink-2); text-decoration: none; }
.foot-grid a:hover { color: var(--accent); text-decoration: underline; }
.foot-line {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-3);
  border-top: 1px solid var(--rule); padding: 12px 0 26px; margin-top: 14px;
  display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap;
}

@media print {
  .masthead nav, .cta-row, footer .foot-grid { display: none; }
}