:root {
  --ground: #f4f2ec;
  --ground-2: #eae7de;
  --panel: #ffffff;
  --panel-2: #faf9f4;
  --slab: #e7e4da;
  --ink: #1a2b33;
  --ink-soft: #3a4a51;
  --ink-dim: #7b8388;
  --petrol: #1d5c7a;
  --petrol-soft: #e2ebf0;
  --moss: #2f7d5f;
  --moss-soft: #e3efe8;
  --brass: #9a7520;
  --brass-soft: #f8f0dc;
  --rust: #a4402c;
  --rust-soft: #f7e6e1;
  --line: #d6d2c4;
  --line-soft: #e7e4da;
  --radius: 10px;
  --radius-sm: 7px;
  --shadow: 0 1px 2px rgba(26, 43, 51, 0.06), 0 14px 30px -22px rgba(26, 43, 51, 0.4);
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SFMono-Regular", Consolas, Menlo, "Liberation Mono", monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --maxw: 1140px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    repeating-linear-gradient(0deg, rgba(26, 43, 51, 0.028) 0 1px, transparent 1px 34px),
    radial-gradient(1000px 380px at 88% -10%, rgba(29, 92, 122, 0.06), transparent 70%),
    var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
}

.skip { position: absolute; left: -9999px; }
.skip:focus {
  left: 12px; top: 12px; z-index: 10;
  padding: 10px 14px; background: var(--ink); color: #fff; border-radius: var(--radius-sm);
}

a { color: var(--petrol); }

.top {
  position: sticky; top: 0; z-index: 5;
  background: rgba(244, 242, 236, 0.93);
  backdrop-filter: blur(8px);
  border-bottom: 2px solid var(--ink);
}

.bar {
  max-width: var(--maxw); margin: 0 auto; padding: 14px 22px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 18.5px;
  letter-spacing: -0.01em; color: var(--ink); text-decoration: none; margin-right: auto;
}
.mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 6px;
  background: var(--petrol); color: #fff;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em;
}

.menu { display: flex; gap: 3px; flex-wrap: wrap; }
.menu a {
  padding: 7px 11px; border-radius: 6px; color: var(--ink-soft);
  text-decoration: none; font-size: 14.5px;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}
.menu a:hover { background: var(--slab); color: var(--ink); }
.menu a[aria-current="page"] { background: var(--petrol); color: #fff; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 7px;
  background: var(--petrol); color: #fff;
  font-weight: 600; font-size: 14.5px; text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform 160ms var(--ease), background 160ms var(--ease);
}
.btn:hover { transform: translateY(-1px); background: #174b63; }

.ghost {
  display: inline-flex; align-items: center; padding: 10px 16px; border-radius: 7px;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  font-weight: 600; font-size: 14.5px; text-decoration: none;
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}
.ghost:hover { border-color: var(--petrol); transform: translateY(-1px); }

.shell { max-width: var(--maxw); margin: 0 auto; padding: 0 22px 72px; }
main { display: block; }

.page-hero { padding: 46px 0 30px; }
.crumb-line {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-dim);
}
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 30px; margin-top: 14px;
}
.hero-grid:has(.gate) { grid-template-columns: minmax(0, 1fr) minmax(0, 0.98fr); }
@media (max-width: 940px) { .hero-grid:has(.gate) { grid-template-columns: minmax(0, 1fr); } }

.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--petrol);
}
h1 {
  font-family: var(--display);
  font-size: clamp(31px, 4.5vw, 47px);
  line-height: 1.06; letter-spacing: -0.02em; margin: 12px 0 0; font-weight: 700;
}
.lede { margin: 16px 0 0; font-size: 18.5px; color: var(--ink-soft); max-width: 62ch; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

/* Signature component: the gate strip. */
.gate {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-top: 3px solid var(--petrol);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.gate-cap {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-dim);
  border-bottom: 1px dashed var(--line); padding-bottom: 10px;
}
.gate-head { padding: 14px 0 6px; }
.gate-mark { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--brass); }
.gate-head h3 { margin: 6px 0 0; font-family: var(--display); font-size: 20px; letter-spacing: -0.01em; }
.gate-body { display: grid; gap: 10px; margin-top: 12px; }
.gate-row {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--petrol);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.gate-row:nth-child(2) { border-left-color: var(--brass); }
.gate-row:nth-child(3) { border-left-color: var(--moss); }
.gr-label { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.gr-label b { font-size: 14.5px; font-family: var(--mono); letter-spacing: -0.01em; }
.gr-label span { font-family: var(--mono); font-size: 12px; color: var(--ink-dim); }
.gate-row p { margin: 7px 0 0; font-size: 14px; color: var(--ink-soft); }
.gate-foot {
  margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--line);
  font-size: 13px; color: var(--ink-soft);
}
.gate-flag {
  display: inline-block; margin-right: 8px; padding: 2px 8px; border-radius: 999px;
  background: var(--brass-soft); color: var(--brass);
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase;
}

section {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 30px 26px 24px;
  margin: 22px 0;
  box-shadow: var(--shadow);
}
/* A folder tab on each card, the file motif carried through the whole page. */
section::before {
  content: "";
  position: absolute;
  top: -9px;
  left: 22px;
  width: 58px;
  height: 9px;
  border-radius: 5px 5px 0 0;
  background: var(--petrol);
}
section h2 {
  display: flex; align-items: baseline; gap: 12px;
  font-family: var(--display); font-size: 24px; letter-spacing: -0.015em;
  margin: 0 0 14px; line-height: 1.2;
}
section h2 .n {
  font-family: var(--mono); font-size: 12.5px; color: var(--petrol);
  background: var(--petrol-soft); border-radius: 5px; padding: 3px 7px;
}
.ref-tag {
  position: absolute; top: 14px; right: 20px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-dim);
}
section p { margin: 0 0 12px; }
section > p:last-child { margin-bottom: 0; }
section h3 { font-family: var(--display); font-size: 18px; margin: 18px 0 8px; letter-spacing: -0.01em; }
em { font-style: italic; }
code {
  font-family: var(--mono); font-size: 0.9em;
  background: var(--slab); border-radius: 5px; padding: 1px 5px;
}

.jumplist {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-size: 14px; color: var(--ink-dim); margin: 18px 0 4px;
}
.jumplist a { text-decoration: none; border-bottom: 2px solid var(--petrol-soft); padding-bottom: 1px; }
.jumplist a:hover { border-color: var(--petrol); }
.jumplist span { color: var(--line); }

.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 14px 0; }
.chips li {
  font-family: var(--mono); font-size: 12px; padding: 5px 11px;
  border-radius: 6px; background: var(--slab); color: var(--ink-soft);
}
.chips li.teal { background: var(--petrol-soft); color: var(--petrol); }
.chips li.amber { background: var(--brass-soft); color: var(--brass); }
.chips li.coral { background: var(--rust-soft); color: var(--rust); }
.chips li.mint { background: var(--moss-soft); color: var(--moss); }

.legend { list-style: none; display: flex; flex-direction: column; gap: 6px; padding: 12px 0 0; margin: 0; font-size: 14px; }
.legend li { display: flex; align-items: center; gap: 9px; }
.sw { width: 13px; height: 13px; border-radius: 3px; display: inline-block; }
.sw.teal { background: var(--petrol); }
.sw.mint { background: var(--moss); }
.sw.amber { background: var(--brass); }
.sw.coral { background: var(--rust); }

.callout {
  border-left: 3px solid var(--petrol);
  background: var(--petrol-soft);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 15px 17px; margin: 16px 0; font-size: 15px;
}
.callout p:last-child { margin-bottom: 0; }

.band {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border: 1px solid var(--line); border-top: 3px solid var(--brass);
  border-radius: var(--radius); background: var(--panel-2);
  padding: 20px; margin-top: 20px;
}
.band h3 { margin: 6px 0 6px; font-family: var(--display); font-size: 20px; }
.band p { margin: 0; color: var(--ink-soft); font-size: 15px; max-width: 52ch; }

.checklist { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 10px; }
.checklist li {
  padding: 12px 14px 12px 42px; background: var(--panel-2);
  border: 1px solid var(--line-soft); border-left: 3px solid var(--petrol);
  border-radius: var(--radius-sm); position: relative; font-size: 15px;
}
.checklist li::before {
  content: ""; position: absolute; left: 16px; top: 18px;
  width: 12px; height: 12px; border-radius: 3px; background: var(--petrol);
}

.rundown { overflow-x: auto; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
caption {
  text-align: left; font-family: var(--mono); font-size: 11.5px;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-dim); padding-bottom: 9px;
}
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
th {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--ink-dim); border-bottom: 2px solid var(--line);
}
tbody tr:hover { background: var(--panel-2); }
td.teal { color: var(--petrol); font-weight: 600; }
td.amber { color: var(--brass); font-weight: 600; }
td.coral { color: var(--rust); font-weight: 600; }
td.mono { font-family: var(--mono); }

.ledger { margin: 16px 0; }
.ledger dl { display: grid; gap: 8px; margin: 0; }
.ledger dl > div {
  display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 16px;
  padding: 11px 14px; background: var(--panel-2);
  border-radius: var(--radius-sm); border: 1px solid var(--line-soft);
}
.ledger dt { font-weight: 650; font-size: 14.5px; }
.ledger dd { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.ledger dl > div.left { border-left: 3px solid var(--rust); }
.ledger dl > div.gain { border-left: 3px solid var(--moss); }
.ledger dl > div.hold { border-left: 3px solid var(--brass); }
@media (max-width: 680px) { .ledger dl > div { grid-template-columns: 1fr; gap: 4px; } }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 16px 0; }
.stat {
  background: var(--panel-2); border: 1px solid var(--line-soft);
  border-bottom: 3px solid var(--petrol);
  border-radius: var(--radius-sm); padding: 14px;
  display: flex; flex-direction: column; gap: 3px;
}
.stat .k { font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-dim); }
.stat .v { font-family: var(--mono); font-size: 22px; color: var(--petrol); letter-spacing: -0.01em; }
.stat .d { font-size: 13px; color: var(--ink-soft); }

.fields { display: grid; gap: 8px; margin: 16px 0; }
.row {
  display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: 14px;
  padding: 11px 13px; background: var(--panel-2);
  border-radius: var(--radius-sm); border: 1px solid var(--line-soft); font-size: 14.5px;
}
.row .code { font-family: var(--mono); font-size: 11.5px; color: var(--ink-dim); letter-spacing: 0.04em; }
.row.teal { border-left: 3px solid var(--petrol); }
.row.mint { border-left: 3px solid var(--moss); }
.row.amber { border-left: 3px solid var(--brass); }
.row.coral { border-left: 3px solid var(--rust); }
@media (max-width: 620px) { .row { grid-template-columns: 1fr; gap: 4px; } }

.flagger { display: grid; gap: 10px; margin: 16px 0; }
.flagger > div {
  display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 14px; align-items: start;
  padding: 13px 14px; border-radius: var(--radius-sm);
  background: var(--panel-2); border: 1px solid var(--line-soft);
}
.flagger .chip {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 5px; justify-self: start;
}
.flagger p { margin: 0; font-size: 14.5px; }
.flagger .go .chip { background: var(--moss-soft); color: var(--moss); }
.flagger .hold .chip { background: var(--brass-soft); color: var(--brass); }
.flagger .stop .chip { background: var(--rust-soft); color: var(--rust); }
.flagger .info .chip { background: var(--petrol-soft); color: var(--petrol); }
@media (max-width: 620px) { .flagger > div { grid-template-columns: 1fr; gap: 7px; } }

.recap {
  border: 1px dashed var(--line); border-radius: var(--radius-sm);
  background: var(--panel-2); padding: 16px 17px; margin: 18px 0 0;
}
.recap h3 { margin: 0 0 8px; font-size: 16px; }
.recap p { margin: 0; font-size: 15px; color: var(--ink-soft); }

.split { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 22px; margin: 16px 0; }
.side { background: var(--panel-2); border: 1px solid var(--line-soft); border-radius: var(--radius-sm); padding: 17px; }
.side h3 { margin-top: 0; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }

.faq { display: grid; gap: 12px; margin-top: 8px; }
.qa { background: var(--panel-2); border: 1px solid var(--line-soft); border-left: 3px solid var(--petrol); border-radius: var(--radius-sm); padding: 15px 16px; }
.qa h3 { margin: 0 0 7px; font-family: var(--display); font-size: 17px; }
.qa p { margin: 0; font-size: 15px; color: var(--ink-soft); }

.fn { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; font-size: 13.5px; color: var(--ink-soft); }
.fn li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 10px; }
.fn b {
  font-family: var(--mono); font-size: 11px; color: var(--brass);
  background: var(--brass-soft); border-radius: 5px; text-align: center; padding: 2px 0; height: fit-content;
}

.figure { margin: 20px 0; }
.trace {
  width: 100%; height: auto; background: var(--panel-2);
  border: 1px solid var(--line-soft); border-radius: var(--radius-sm);
}
figcaption { margin-top: 9px; font-size: 13.5px; color: var(--ink-dim); }

.footer { border-top: 2px solid var(--ink); background: var(--panel); padding: 40px 22px 30px; }
.foot-grid {
  max-width: var(--maxw); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) minmax(0, 1fr); gap: 26px;
}
.foot-grid > div { display: flex; flex-direction: column; gap: 7px; font-size: 14px; }
.foot-grid strong { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-dim); }
.foot-grid a { text-decoration: none; color: var(--ink-soft); width: fit-content; }
.foot-grid a:hover { color: var(--petrol); }
.foot-grid .brand { margin-bottom: 6px; }
.foot-grid p { margin: 0; color: var(--ink-dim); font-size: 13.5px; }
.fine { max-width: var(--maxw); margin: 26px auto 0; font-size: 12px; line-height: 1.6; color: var(--ink-dim); }
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}