/* SpoolRecycling: spec-sheet look. Cable black, reel plywood, safety orange (CTA only), galvanized grey, chalk. */
:root {
  --black: #111111;
  --ply: #c8a06a;
  --ply-deep: #8a6a3c; /* plywood darkened for text on chalk (AA) */
  --orange: #f26b1d;
  --grey: #8a9399;
  --grey-text: #5b6368; /* galvanized grey darkened for small text on chalk (AA) */
  --chalk: #faf8f3;
  --paper: #ffffff;
  --rule: #d9d6cc;
  --ok: #2f6b3a;
  --warn: #8a4b00;
  --error: #b3261e;
  --wrap: 1180px;
  --body: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --label: "Atkinson Hyperlegible", "Archivo", system-ui, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--chalk);
  color: var(--black);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-stretch: 100%;
}
img, svg { max-width: 100%; }
a { color: var(--black); text-decoration-color: var(--ply); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--black); }
:focus-visible { outline: 3px solid var(--black); outline-offset: 2px; }
.band-dark :focus-visible, .site-footer :focus-visible { outline-color: var(--ply); }

h1, h2, h3, .footer-mark, .wordmark, .spec-n, .route-name, .callout, .stats dd {
  font-family: var(--body);
  font-stretch: 75%;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.005em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); margin: 0 0 0.4em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); margin: 1.6em 0 0.5em; }
h3 { font-size: 1.35rem; margin: 1.4em 0 0.4em; font-weight: 750; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

.small, .hint, .kicker, label, legend, th, .crumbs, .opt-tag, .callout-label, .route-label, .stats dt, .specsheet dt, .field-error, figcaption {
  font-family: var(--label);
}
.small { font-size: 0.9rem; color: var(--grey-text); }
.block { display: block; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--black); color: var(--chalk); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; }

/* ---------------------------------------------------------------- header */
.site-header { border-bottom: 2px solid var(--black); background: var(--chalk); }
.header-row { display: flex; align-items: center; gap: 12px 24px; flex-wrap: wrap; padding-top: 14px; padding-bottom: 14px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 1.6rem; font-weight: 700; }
.wordmark b { font-weight: 900; }
.main-nav { order: 3; flex-basis: 100%; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 18px; }
.main-nav a { font-family: var(--label); font-size: 0.95rem; text-decoration: none; padding: 4px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a[aria-current="page"] { border-bottom-color: var(--ply); }
.header-cta { margin-left: auto; }
@media (min-width: 1000px) {
  .main-nav { order: 0; flex-basis: auto; margin-left: auto; }
  .header-cta { margin-left: 0; }
}

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 22px; border-radius: 999px; border: 2px solid var(--black);
  font-family: var(--label); font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
  background: var(--paper); color: var(--black);
}
.btn-cta { background: var(--orange); border-color: var(--orange); color: var(--black); }
.btn-cta:hover { background: #ff7d33; }
.btn-dark { background: var(--black); color: var(--chalk); }
.btn-dark:hover { background: #2a2a2a; }
.btn-light { background: var(--chalk); color: var(--black); border-color: var(--chalk); }
.btn-ghost { background: transparent; }
.btn-small { min-height: 36px; padding: 6px 14px; font-size: 0.9rem; }
.btn-big { min-height: 54px; padding: 14px 30px; font-size: 1.1rem; }
.btn[disabled] { opacity: 0.6; cursor: progress; }

/* ---------------------------------------------------------------- page */
.page { padding-top: 20px; padding-bottom: 56px; }
.narrow-page { max-width: 820px; }
.page-head { margin: 12px 0 28px; max-width: 860px; }
.kicker { text-transform: none; font-weight: 700; font-size: 0.95rem; color: var(--ply-deep); margin-bottom: 0.4em; letter-spacing: 0.02em; }
.lede { font-size: 1.2rem; max-width: 62ch; }
.crumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.85rem; color: var(--grey-text); }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: var(--grey); }
.section { margin-top: 48px; }
.split { display: grid; gap: 32px; grid-template-columns: minmax(0, 1fr); }
.split-main, .split-side, .field, .field-row > * { min-width: 0; }
select { max-width: 100%; text-overflow: ellipsis; }
@media (min-width: 960px) {
  .split { grid-template-columns: minmax(0, 1fr) 360px; gap: 56px; align-items: start; }
  .split-side { position: sticky; top: 20px; }
}
.split-side h2 { margin-top: 0; font-size: 1.6rem; }

/* ---------------------------------------------------------------- hero */
.hero { border-bottom: 1px solid var(--rule); background:
  linear-gradient(var(--rule) 1px, transparent 1px) 0 0 / 32px 32px,
  linear-gradient(90deg, var(--rule) 1px, transparent 1px) 0 0 / 32px 32px, var(--chalk);
  background-blend-mode: normal; }
.hero-grid { display: grid; gap: 24px; padding-top: 40px; padding-bottom: 40px; }
.hero-grid > div:first-child { background: var(--chalk); padding: 4px 0; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.05fr 1fr; align-items: center; gap: 48px; padding-top: 64px; padding-bottom: 64px; } }

/* ---------------------------------------------------------------- drawing */
.drawing { margin: 0; color: var(--black); background: var(--paper); border: 1px solid var(--black); padding: 12px; position: relative; }
.drawing::before, .drawing::after { content: ""; position: absolute; width: 14px; height: 14px; border: 2px solid var(--black); }
.drawing::before { top: -2px; left: -2px; border-right: 0; border-bottom: 0; }
.drawing::after { bottom: -2px; right: -2px; border-left: 0; border-top: 0; }
.drawing svg { display: block; width: 100%; height: auto; }
.drawing text { font-family: var(--label); font-size: 13px; fill: var(--black); }
.drawing .d-label { font-size: 11px; fill: var(--grey-text); letter-spacing: 0.08em; }
.d-grid line { stroke: var(--grey); stroke-width: 1; stroke-dasharray: 14 4 2 4; }
.d-flange { fill: rgba(200, 160, 106, 0.28); stroke: var(--black); stroke-width: 2; }
.d-ring { fill: none; stroke: var(--ply-deep); stroke-width: 1; stroke-dasharray: 3 3; }
.d-drum { fill: var(--chalk); stroke: var(--black); stroke-width: 2; }
.d-drum-side { fill: rgba(200, 160, 106, 0.5); stroke: var(--black); stroke-width: 2; }
.d-arbor { fill: var(--black); }
.d-drive { fill: none; stroke: var(--black); stroke-width: 1.5; }
.d-dim line { stroke: var(--black); stroke-width: 1.2; }
.d-dim line.ext { stroke: var(--grey); stroke-width: 0.8; }
.drawing figcaption { border-top: 1px solid var(--rule); margin-top: 8px; padding-top: 8px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.callout-label { font-size: 0.8rem; color: var(--grey-text); }
.callout { font-size: 1.8rem; }

/* ---------------------------------------------------------------- spec rows */
.spec { list-style: none; padding: 0; margin: 0 0 24px; border-top: 2px solid var(--black); }
.spec-row { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 8px 16px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.spec-n { font-size: 2.2rem; color: var(--ply-deep); line-height: 1; }
.spec-body h3 { margin: 0 0 6px; font-size: 1.3rem; }
.spec-body p:last-child, .spec-body ul:last-child { margin-bottom: 0; }
@media (min-width: 720px) { .spec-row { grid-template-columns: 88px minmax(0, 1fr); } .spec-n { font-size: 2.8rem; } }

/* ---------------------------------------------------------------- tables */
.table-wrap { overflow-x: auto; margin: 0 0 24px; border-top: 2px solid var(--black); -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
caption { text-align: left; font-family: var(--label); font-size: 0.85rem; color: var(--grey-text); padding: 8px 0; caption-side: bottom; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--rule); }
thead th { font-size: 0.82rem; font-weight: 700; color: var(--grey-text); white-space: nowrap; }
tbody th { font-weight: 700; }
td.num, th.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
table.dense { font-size: 0.88rem; }
.directory table { min-width: 1100px; }
.directory td { max-width: 260px; }
.directory td:nth-child(6) { min-width: 240px; }
.source { font-family: var(--label); font-size: 0.85rem; }
.source::after { content: " ↗"; }
.cost { font-family: var(--label); font-weight: 700; white-space: nowrap; }
.c-free { color: var(--ok); }
ul.tight { margin: 0; padding-left: 18px; }

/* ---------------------------------------------------------------- dark band */
.band-dark { background: var(--black); color: var(--chalk); padding: 48px 0; margin-top: 56px; }
.band-dark h2 { margin-top: 0; }
.band-dark a { color: var(--chalk); text-decoration-color: var(--ply); }
.band-dark a.btn-light { color: var(--black); }
.band-dark .table-wrap { border-top-color: var(--ply); }
table.on-dark th, table.on-dark td { border-bottom-color: #333; }
table.on-dark thead th { color: var(--ply); }

/* ---------------------------------------------------------------- forms */
.tool-form, .lead-form { max-width: 760px; }
.tool-form { background: var(--paper); border: 1px solid var(--black); padding: 18px; margin-bottom: 24px; }
.tool-form.compact { margin-top: 16px; }
fieldset { border: 0; margin: 0 0 16px; padding: 0; min-width: 0; }
legend { font-weight: 700; padding: 0; margin-bottom: 8px; font-size: 1rem; }
.group { border-top: 2px solid var(--black); padding-top: 18px; margin-bottom: 28px; }
.group > legend { font-family: var(--body); font-stretch: 75%; font-weight: 800; font-size: 1.6rem; float: left; width: 100%; margin-bottom: 14px; }
.group > legend + * { clear: both; }
.step { color: var(--ply-deep); margin-right: 8px; }
.field { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.field-row { display: flex; flex-wrap: wrap; gap: 0 16px; }
.field-row > .field { flex: 1 1 160px; }
.field-row > .field.grow { flex: 2 1 220px; }
.field-row > .field.narrow { flex: 1 1 110px; }
.field-row.dims > .field { flex: 1 1 120px; }
label { font-weight: 700; font-size: 0.98rem; }
.opt-tag { font-weight: 400; color: var(--grey-text); font-size: 0.85rem; }
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], select, textarea {
  font: inherit; font-family: var(--label); font-size: 1rem; color: var(--black);
  width: 100%; min-height: 48px; padding: 10px 12px; background: var(--paper);
  border: 1.5px solid var(--black); border-radius: 4px;
}
textarea { min-height: 110px; resize: vertical; }
input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"], fieldset[aria-invalid="true"] .opt { border-color: var(--error); box-shadow: 0 0 0 1px var(--error); }
.hint { font-size: 0.88rem; color: var(--grey-text); margin: 0; }
.field-error { color: var(--error); font-size: 0.92rem; font-weight: 700; margin: 0; }
.field-error[hidden], .suggest[hidden], .form-alert[hidden] { display: none; }
.choice { display: grid; gap: 8px; }
.choice.inline { display: flex; flex-wrap: wrap; gap: 8px; }
.choice.inline legend { width: 100%; }
.opt { display: flex; align-items: flex-start; gap: 10px; border: 1.5px solid var(--black); border-radius: 999px; padding: 10px 16px; background: var(--paper); cursor: pointer; font-weight: 700; }
.choice:not(.inline) .opt { border-radius: 10px; }
.opt input { margin-top: 5px; accent-color: var(--black); width: 18px; height: 18px; }
.opt small { display: block; font-weight: 400; color: var(--grey-text); font-size: 0.88rem; }
.opt:has(input:checked) { background: var(--ply); }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; margin: 4px 0 16px; }
.check input { width: 20px; height: 20px; margin-top: 3px; accent-color: var(--black); flex: none; }
.trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-alert { border: 2px solid var(--error); background: #fff4f2; padding: 12px 16px; margin-bottom: 20px; }
.form-alert ul { margin: 0; padding-left: 18px; }
.form-alert a { color: var(--error); }
.suggest { border-left: 4px solid var(--ply); background: var(--paper); padding: 10px 12px; margin-top: 4px; }
.suggest p { margin: 0 0 8px; }
.submit-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; border-top: 2px solid var(--black); padding-top: 20px; }
.submit-row .small { flex: 1 1 260px; margin: 0; }
.filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 0 16px; background: var(--paper); border: 1px solid var(--black); padding: 16px 16px 0; margin-bottom: 8px; }
.filters .field { flex: 1 1 170px; }
.filters .btn { margin-bottom: 16px; }
.filters .reset { margin-bottom: 26px; font-family: var(--label); }
.input-table input { min-width: 90px; }
.input-table th, .input-table td { vertical-align: middle; }

/* ---------------------------------------------------------------- results */
.result { margin: 8px 0 32px; }
.result > h2 { margin-top: 8px; }
.route { border-left: 6px solid var(--black); background: var(--paper); padding: 14px 18px; margin: 20px 0; }
.route-label { font-size: 0.85rem; color: var(--grey-text); margin: 0; }
.route-name { font-size: 2rem; margin: 2px 0 6px; }
.route-headline { margin: 0; font-weight: 600; }
.verdict { font-family: var(--label); font-weight: 700; white-space: nowrap; }
.v-likely { color: var(--ok); }
.v-check { color: var(--warn); }
.v-unlikely { color: var(--error); }
.result-cta { margin-top: 20px; }
.stats { display: flex; flex-wrap: wrap; gap: 0; margin: 0 0 24px; border-top: 2px solid var(--black); border-bottom: 1px solid var(--rule); }
.stats > div { flex: 1 1 150px; padding: 14px 16px 14px 0; }
.stats dt { font-size: 0.85rem; color: var(--grey-text); }
.stats dd { margin: 0; font-size: 2.2rem; }
.calc { border-top: 1px solid var(--rule); padding-top: 4px; }
.math { font-variant-numeric: tabular-nums; padding-left: 20px; }
.math li { margin-bottom: 4px; }
.ok { color: var(--ok); font-weight: 700; }
.warn { color: var(--warn); font-weight: 700; }

/* ---------------------------------------------------------------- spec sheet (program) */
.specsheet { margin: 0 0 24px; border-top: 2px solid var(--black); }
.specsheet > div { display: grid; grid-template-columns: 1fr; gap: 2px 20px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
@media (min-width: 640px) { .specsheet > div { grid-template-columns: 180px minmax(0, 1fr); } }
.specsheet dt { font-weight: 700; color: var(--grey-text); font-size: 0.92rem; }
.specsheet dd { margin: 0; }
.checklist { padding-left: 0; list-style: none; }
.checklist li { padding-left: 28px; position: relative; margin-bottom: 6px; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 6px; width: 14px; height: 14px; border: 2px solid var(--black); border-radius: 50%; box-shadow: inset 0 0 0 3px var(--paper), inset 0 0 0 7px var(--ply); }
.contacts { list-style: none; padding: 0; }
.contacts li { padding: 6px 0; border-bottom: 1px solid var(--rule); }
.contacts span { font-family: var(--label); color: var(--grey-text); }
ul.plain { list-style: none; padding: 0; }
ul.plain li { padding: 8px 0; border-bottom: 1px solid var(--rule); }

/* ---------------------------------------------------------------- prose */
.prose { max-width: 72ch; }
.prose h2:first-child { margin-top: 0.4em; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin-bottom: 6px; }
.article .prose { margin-bottom: 32px; }
.index-list { list-style: none; padding: 0; counter-reset: g; border-top: 2px solid var(--black); }
.index-list li { padding: 14px 0; border-bottom: 1px solid var(--rule); }
.index-list a { font-family: var(--body); font-stretch: 75%; font-weight: 800; font-size: 1.35rem; text-decoration: none; }
.index-list a:hover { text-decoration: underline; }
.index-list p { margin: 4px 0 0; color: var(--grey-text); font-size: 0.98rem; }

/* ---------------------------------------------------------------- faq */
.faq { margin: 40px 0; max-width: 860px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq details:first-of-type { border-top: 2px solid var(--black); }
.faq summary { cursor: pointer; padding: 14px 0; font-weight: 700; font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--body); font-weight: 800; color: var(--ply-deep); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 16px; max-width: 70ch; }

/* ---------------------------------------------------------------- CTA band */
.cta-band { border-top: 2px solid var(--black); border-bottom: 2px solid var(--black); background: var(--paper); margin-top: 48px; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 32px; padding-top: 28px; padding-bottom: 28px; }
.cta-row h2 { margin: 0 0 6px; }
.cta-row p { margin: 0; max-width: 60ch; }

/* ---------------------------------------------------------------- footer */
.site-footer { background: var(--black); color: var(--chalk); padding: 40px 0 24px; margin-top: 0; }
.site-footer a { color: var(--chalk); text-decoration-color: var(--ply); }
.site-footer .small { color: #c9c7c0; }
.footer-grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.footer-mark { font-size: 1.7rem; margin: 0 0 8px; }
.footer-h { font-family: var(--label); color: var(--ply); font-weight: 700; margin: 0 0 6px; font-size: 0.9rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0 0 16px; }
.site-footer li { padding: 3px 0; font-size: 0.95rem; }
.footer-base { border-top: 1px solid #333; margin-top: 24px; padding-top: 16px; }

.mono-num { font-variant-numeric: tabular-nums; }

@media print {
  .site-header, .site-footer, .cta-band, .tool-form, .filters { display: none; }
  body { background: #fff; }
}