/* accompressorreplacementcost.net - cool-editorial design (talaria-site-designer)
   Home & Construction archetype: rugged, physical, worksite readout.
   Oswald UPPERCASE heads, Roboto body, JetBrains Mono figures.
   Token prefix: x- (per-site, not shared with sibling domains).
   Targets the site's real class names: header .wrap, .logo, .logomark,
   .logotype, .lt-name, .lt-tag, .hgrad, .hero, .calc, .fld, .qty,
   .result, .bar, .feats, .feat, .faq, .ad, .guides, .gcard,
   .related, .disc, .lead, .cta, footer .wrap, .cols, cc-banner */

:root {
  --x-accent:    #27a7e7;
  --x-accent-dk: #1378aa;
  --x-accent2:   #96cde9;
  --x-paper:     #f2f4f6;
  --x-panel:     #ffffff;
  --x-ink:       #171d24;
  --x-ink2:      #313c46;
  --x-muted:     #626d78;
  --x-line:      #dde2e7;
  --x-line2:     #cad1d8;
  --x-nav:       #12181f;
  --x-r:         4px;
  --x-maxw:      980px;
  --x-head:      'Oswald', 'Arial Narrow', sans-serif;
  --x-body:      'Roboto', system-ui, sans-serif;
  --x-mono:      'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
}

/* ---- reset / base ---- */
*, *::before, *::after { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  font-family: var(--x-body);
  color: var(--x-ink);
  background: var(--x-paper);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block }
a { color: var(--x-accent-dk); text-underline-offset: 2px }
a:hover { text-decoration: underline }
.wrap { max-width: var(--x-maxw); margin: 0 auto; padding: 0 22px }
h1, h2, h3, h4 {
  font-family: var(--x-head);
  font-weight: 600;
  line-height: 1.14;
  color: var(--x-ink);
  margin: 0 0 .5em;
  letter-spacing: -.01em;
}
h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; text-transform: uppercase; letter-spacing: .003em }
h2 { font-size: clamp(1.15rem, 2.2vw, 1.45rem); text-transform: uppercase; letter-spacing: .01em }
h3 { font-size: 1.08rem; text-transform: uppercase; letter-spacing: .01em }
p { margin: 0 0 1rem }
ul { padding-left: 1.4em; margin: .5rem 0 1rem }
li { margin-bottom: .4em }
:focus-visible { outline: 2px solid var(--x-accent); outline-offset: 2px }
a, button, select, input { transition: background-color .14s ease, border-color .14s ease, color .14s ease, transform .1s ease }
button:active, .cta:active { transform: scale(.98) }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; scroll-behavior: auto } }

/* ---- header ---- */
header {
  background: var(--x-nav);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
}
header .wrap {
  max-width: var(--x-maxw);
  margin: 0 auto;
  padding: 13px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* brand mark */
.logo { display: inline-flex; align-items: center; gap: 11px; text-decoration: none }
.logo:hover { text-decoration: none }
.logomark {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--x-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.logomark svg { width: 22px; height: 22px }
.logotype { display: flex; flex-direction: column; line-height: 1.1 }
.lt-name {
  font-family: var(--x-head);
  font-weight: 700;
  font-size: 1.14rem;
  text-transform: uppercase;
  color: #fff;
  letter-spacing: .005em;
}
.lt-name .ac { color: var(--x-accent2) }
.lt-tag {
  font-family: var(--x-mono);
  font-size: .58rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-top: 3px;
}
header nav a {
  color: rgba(255,255,255,.72);
  text-decoration: none;
  margin-left: 14px;
  font-family: var(--x-head);
  font-size: .84rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .03em;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
}
header nav a:hover { color: #fff; border-bottom-color: var(--x-accent); text-decoration: none }

/* hazard-style accent rule under header */
.hgrad { height: 3px; background: var(--x-accent) }

/* ---- hero ---- */
.hero { background: linear-gradient(160deg, #26313c, var(--x-nav) 72%); color: #fff; overflow: hidden }
.hero .wrap {
  max-width: var(--x-maxw);
  margin: 0 auto;
  padding: 40px 22px 46px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 30px;
  align-items: center;
}
.hero .wrap > div:first-child { display: flex; flex-direction: column; min-width: 0 }
.hero h1 { color: #fff; max-width: 16ch; margin: .12em 0 .38em }
.hero p { font-size: 1.06rem; color: rgba(255,255,255,.85); max-width: 48ch; margin-bottom: .3rem }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  color: var(--x-accent2);
  padding: 4px 12px;
  border-radius: 3px;
  font-family: var(--x-mono);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 14px;
  width: fit-content;
}
.hero .art { margin-top: 18px; width: 100%; max-width: 260px; display: flex; align-items: center; justify-content: center }
.hero .art svg { width: 100%; height: auto; display: block; max-width: 220px }
.aboutbanner .art svg, .aboutbanner svg.heroart { max-width: 200px; width: 100% }

/* byline */
.byline { display: flex; align-items: center; gap: 10px; color: var(--x-muted); font-size: .84rem; margin: 12px 0 0 }
.byline b { color: var(--x-ink); font-weight: 600 }
.byline .av {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--x-accent2) center/cover no-repeat;
  display: inline-block; object-fit: cover; border: 1px solid var(--x-line); flex: 0 0 auto;
}
.byline.light { color: rgba(255,255,255,.85) }
.byline.light b { color: #fff }
.hero .byline { display: none } /* no byline on the homepage hero, per house rule */

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding: 28px 22px 30px }
  .hero .art { max-width: 190px; margin: 18px auto 0 }
}

/* ---- main content ---- */
main { max-width: var(--x-maxw); margin: 0 auto; padding: 26px 22px }
main h2 {
  margin: 1.8em 0 .5em;
  padding-bottom: .3em;
  border-bottom: 2px solid var(--x-line);
}
main h2:first-child { margin-top: 0 }
main p { color: var(--x-ink2) }
main ul li { color: var(--x-ink2) }
main strong { color: var(--x-ink) }
body:not(:has(.calc-layout)) .tool-hero .wrap { max-width: 760px }

/* ---- calculator card (worksite readout) ---- */
.calc {
  background: var(--x-panel);
  border: 1px solid var(--x-line);
  border-top: 3px solid var(--x-accent);
  border-radius: var(--x-r);
  padding: 24px;
  margin: -46px 0 22px;
  position: relative;
  box-shadow: 0 10px 28px rgba(18,24,31,.16);
}
.calc h2 {
  font-family: var(--x-head);
  font-size: 1.2rem;
  border: none;
  margin: 0 0 16px;
  padding: 0;
}
.fld { display: flex; flex-direction: column; gap: 5px; margin: 13px 0; font-weight: 600; font-size: .88rem; color: var(--x-ink2) }
.fld select, .qty input {
  padding: 11px 12px;
  border: 1px solid var(--x-line2);
  border-radius: 3px;
  font-size: 1rem;
  font-family: var(--x-body);
  background: var(--x-paper);
  color: var(--x-ink);
}
.fld select:focus, .qty input:focus {
  outline: none; border-color: var(--x-accent); background: #fff;
  box-shadow: 0 0 0 3px rgba(39,167,231,.18);
}
.hint { display: block; color: var(--x-muted); font-weight: 400; font-size: .77rem; margin-top: 3px }
.qty { display: flex; align-items: center; gap: 12px; margin: 13px 0; font-weight: 600; font-size: .88rem; color: var(--x-ink2) }
.qty input { width: 88px }

/* result display - mono figures, gauge-readout feel */
.result {
  margin-top: 18px;
  padding: 20px 22px;
  background: var(--x-paper);
  border: 1px solid var(--x-line);
  border-radius: var(--x-r);
  text-align: center;
}
.result .big {
  font-family: var(--x-mono);
  font-size: 2rem;
  font-weight: 600;
  color: var(--x-accent-dk);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
  display: block;
  margin: 4px 0;
}
.bar { height: 6px; border-radius: 3px; background: linear-gradient(90deg, var(--x-accent2), var(--x-accent), var(--x-accent-dk)); margin: 14px 0 4px; position: relative }
.bar i { position: absolute; top: -4px; width: 3px; height: 14px; background: var(--x-nav); border-radius: 1px }

/* lead / CTA block */
.lead { margin-top: 16px; background: var(--x-panel); border: 1px solid var(--x-line); border-left: 3px solid var(--x-accent); border-radius: var(--x-r); padding: 18px 20px; text-align: left }
.lead h3 { margin: 0 0 4px; font-size: 1rem; font-family: var(--x-head) }
.lead small { color: var(--x-muted); font-size: .8rem }
.cta {
  display: inline-block; margin-top: 10px; background: var(--x-accent); color: #fff;
  padding: 12px 22px; border-radius: 3px; text-decoration: none; font-weight: 700;
  font-family: var(--x-head); text-transform: uppercase; letter-spacing: .03em; font-size: .88rem;
}
.cta:hover { background: var(--x-accent-dk); color: #fff; text-decoration: none }

/* ---- feature cards (varied roles, not an identical triplet) ---- */
.feats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin: 20px 0 }
.feat { background: var(--x-panel); border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 16px; display: flex; gap: 12px; align-items: flex-start }
.feat span { font-weight: 700; display: block; font-size: .9rem; color: var(--x-ink) }
.feat small { color: var(--x-muted); font-size: .8rem }

/* ---- data tables (spec-sheet) ---- */
table { width: 100%; border-collapse: collapse; margin: 12px 0 18px; background: var(--x-panel); border: 1px solid var(--x-line); border-radius: var(--x-r); overflow: hidden; font-size: .93rem }
th {
  font-family: var(--x-head); font-weight: 600; font-size: .74rem; text-transform: uppercase;
  letter-spacing: .06em; color: var(--x-muted); text-align: left; padding: 11px 14px;
  border-bottom: 2px solid var(--x-ink); background: var(--x-paper);
}
td { text-align: left; border-bottom: 1px solid var(--x-line); padding: 10px 14px; color: var(--x-ink2) }
tr:last-child td { border-bottom: 0 }
tr td:first-child { font-weight: 600; color: var(--x-ink) }
table td:nth-child(2), table td:nth-child(3), table td:nth-child(4) {
  font-family: var(--x-mono); font-variant-numeric: tabular-nums;
}

/* ---- FAQ ---- */
.faq { background: var(--x-panel); border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 2px 18px; margin: 8px 0 }
.faq summary, details.faq summary {
  font-family: var(--x-head); font-weight: 600; font-size: 1rem; cursor: pointer;
  padding: 14px 0; list-style: none; display: flex; justify-content: space-between;
  align-items: center; gap: 14px; color: var(--x-ink); text-transform: none;
}
.faq summary::-webkit-details-marker { display: none }
.faq summary::after { content: "+"; font-family: var(--x-mono); font-size: 1.25rem; color: var(--x-accent); font-weight: 400; flex: 0 0 auto }
.faq details[open] summary::after { content: "\2212" }

/* ---- guide cards ---- */
.guides { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 10px 0 20px }
.gcard {
  display: block; border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 16px 18px;
  background: var(--x-panel); text-decoration: none; color: var(--x-ink);
  transition: border-color .14s, transform .12s;
}
.gcard:hover { border-color: var(--x-accent); transform: translateY(-2px); text-decoration: none }
.gcard strong { display: block; color: var(--x-accent-dk); font-family: var(--x-head); font-size: .98rem; margin-bottom: 5px; line-height: 1.25; text-transform: none }
.gcard small { color: var(--x-muted); font-size: .8rem }

/* ---- related tags ---- */
.related { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 }
.related a { text-decoration: none; border: 1px solid var(--x-line2); background: var(--x-panel); padding: 7px 14px; border-radius: 18px; font-size: .87rem; color: var(--x-ink2) }
.related a:hover { border-color: var(--x-accent); color: var(--x-accent-dk); text-decoration: none }

/* ---- ad placeholder ---- */
.ad {
  margin: 22px 0; min-height: 90px; background: none; border: 1px dashed var(--x-line2);
  border-radius: var(--x-r); display: flex; align-items: center; justify-content: center;
  color: var(--x-muted); font-family: var(--x-mono); font-size: .64rem; letter-spacing: .14em; text-transform: uppercase;
}

/* ---- disclaimer ---- */
.disc { font-size: .8rem; color: var(--x-muted); background: var(--x-panel); border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 13px 16px; margin-top: 18px; line-height: 1.6 }

/* ---- ctabar ---- */
.ctabar { margin: 14px 0 18px }
.ctabar .cta { display: inline-block }

/* ---- form card (contact) ---- */
.form-card { background: var(--x-panel); border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 24px; max-width: 560px }
.field { display: flex; flex-direction: column; gap: 5px; margin: 12px 0; font-weight: 600; font-size: .88rem; color: var(--x-ink2) }
.field input, .field textarea { padding: 11px 12px; border: 1px solid var(--x-line2); border-radius: 3px; font-size: 1rem; font-family: var(--x-body); background: var(--x-paper); color: var(--x-ink) }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--x-accent); background: #fff; box-shadow: 0 0 0 3px rgba(39,167,231,.18) }
#formResult { margin-top: 10px; font-weight: 600; color: var(--x-accent-dk) }

/* ---- about banner ---- */
.aboutbanner { border-radius: var(--x-r); padding: 26px; display: flex; align-items: center; justify-content: center; margin: 10px 0 18px; background: linear-gradient(160deg,#26313c,var(--x-nav) 72%); border: 1px solid var(--x-line) }

/* ---- footer (dark bookend, HARD RULE: grid, never flex) ---- */
footer { background: var(--x-nav); color: rgba(255,255,255,.62); margin-top: 34px; border-top: 3px solid var(--x-accent) }
footer .wrap { max-width: var(--x-maxw); margin: 0 auto; padding: 38px 22px 24px; font-size: .87rem }
footer .cols { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 28px; align-items: start; margin-bottom: 18px }
footer .cols:has(> :nth-child(4)) { grid-template-columns: 1.3fr 1fr 1fr 1.3fr }
footer .cols a { display: block; margin: 0 0 9px; color: rgba(255,255,255,.72); text-decoration: none }
footer .cols a:hover { color: var(--x-accent2) }
footer .cols > div { min-width: 120px }
footer a { color: rgba(255,255,255,.72); text-decoration: none }
footer a:hover { color: var(--x-accent2); text-decoration: none }
footer strong { color: #fff }
footer small { color: rgba(255,255,255,.5) }
/* brand mark on dark footer: both pieces must stay visible */
.site-footer .brand svg rect, footer .cols svg rect { fill: #fff }
.site-footer .brand .name, footer strong { color: #fff }

/* related mesh in footer */
.related-mesh { margin-top: 14px; font-size: .8rem; line-height: 1.8; color: rgba(255,255,255,.42); border-top: 1px solid rgba(255,255,255,.1); padding-top: 14px }
.related-mesh a { color: rgba(255,255,255,.58); text-decoration: underline; text-underline-offset: 2px; margin-right: 0 }
.related-mesh a:hover { color: var(--x-accent2) }

@media (max-width: 760px) { footer .cols, footer .cols:has(> :nth-child(4)) { grid-template-columns: 1fr 1fr } }

/* ---- cookie consent banner ---- */
#cc-banner { background: var(--x-nav) !important; border-top: 1px solid rgba(255,255,255,.12) }
#cc-acc { background: var(--x-accent) !important; color: #fff !important; border: 0 !important; border-radius: 3px !important; padding: 8px 16px !important; cursor: pointer !important; font-weight: 600 !important }
#cc-acc:hover { background: var(--x-accent-dk) !important }
#cc-rej { background: transparent !important; color: rgba(255,255,255,.8) !important; border: 1px solid rgba(255,255,255,.2) !important; border-radius: 3px !important }

/* ---- inner page H1 (article/guide pages) ---- */
main h1 { font-size: clamp(1.7rem, 3.6vw, 2.3rem); line-height: 1.14; margin: 0 0 .35em }
main > .byline { margin-bottom: 14px }

/* ---- dataset page: summary table + cite block ---- */
.methodology { background: var(--x-panel); border: 1px solid var(--x-line); border-left: 3px solid var(--x-accent); border-radius: var(--x-r); padding: 16px 20px; margin: 16px 0 }
.cite-block { font-family: var(--x-mono); font-size: .8rem; color: var(--x-muted); background: var(--x-paper); border: 1px solid var(--x-line); border-radius: var(--x-r); padding: 12px 16px; margin: 14px 0 }
.csv-link { display: inline-flex; align-items: center; gap: 8px; font-family: var(--x-head); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; font-size: .85rem; color: var(--x-accent-dk); border: 1px solid var(--x-accent); border-radius: var(--x-r); padding: 9px 16px; text-decoration: none; margin: 8px 0 4px }
.csv-link:hover { background: var(--x-accent); color: #fff; text-decoration: none }

/* ---- number highlights (mono) ---- */
.num, .mono, .big { font-family: var(--x-mono); font-variant-numeric: tabular-nums }

/* ---- mobile ---- */
@media (max-width: 640px) {
  header .wrap { padding: 12px 16px }
  header nav a { margin-left: 10px; font-size: .8rem }
  .lt-name { font-size: 1rem }
  .lt-tag { display: none }
  main { padding: 20px 16px }
  .calc { margin: -30px 0 18px; padding: 18px }
  .result .big { font-size: 1.6rem }
  footer .wrap { padding: 26px 16px 18px }
  footer .cols { gap: 18px }
}