/* AvanCourt website — brand: avancourt-brand-guidelines.md (Oct 2026)
   Layout concept: "Measured" — white header, navy hero, stone content bands, navy footer;
   architect's dimension lines are the recurring structural device. Single light look by design. */
/* Manrope is self-hosted (SIL OFL, see fonts/OFL.txt) so no visitor data goes to Google */
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 500; font-display: swap; src: url('fonts/manrope-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 700; font-display: swap; src: url('fonts/manrope-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Manrope'; font-style: normal; font-weight: 800; font-display: swap; src: url('fonts/manrope-latin-800-normal.woff2') format('woff2'); }
:root {
  --ac-navy: #18222F;
  --ac-copper: #B5652A;        /* highlights and figures on light */
  --ac-copper-light: #D98A4E;  /* accents and buttons on navy */
  --ac-copper-deep: #9E5622;   /* buttons with white text on white */
  --ac-stone: #F4F2EE;
  --ac-slate: #4A525B;
  --ac-mist: #C9CED4;
  --ac-white: #FFFFFF;
  --ac-line: #DCD8D0;          /* hairlines on stone/white (stone, darkened) */
  --ac-font: 'Manrope', Arial, sans-serif;
  --wrap: 1180px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--ac-white);
  color: var(--ac-navy);
  font-family: var(--ac-font);
  font-weight: 500;
  font-size: 17px;
  line-height: 1.55;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--ac-copper-deep); text-underline-offset: 3px; }
a:hover { color: var(--ac-navy); }
:focus-visible { outline: 3px solid var(--ac-copper); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3 { font-weight: 800; letter-spacing: -0.025em; line-height: 1.12; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.3; }
p { margin: 0; }
.lead { font-size: 1.15rem; color: var(--ac-slate); max-width: 62ch; }
.small { font-size: 0.8125rem; }
.muted { color: var(--ac-slate); }

/* Bands and wrapper */
.band { padding-block: clamp(56px, 8vw, 96px); }
.band--stone { background: var(--ac-stone); }
.band--navy { background: var(--ac-navy); color: var(--ac-white); }
.band--navy .lead, .band--navy .muted { color: var(--ac-mist); }
.band--navy a { color: var(--ac-copper-light); }
.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
.stack { display: grid; gap: 20px; }
.stack--lg { display: grid; gap: 40px; }
.section-head { display: grid; gap: 16px; max-width: 760px; margin-bottom: 44px; }

/* Dimension-line label: thin line, upright end ticks, label centred on the line */
.dim {
  display: flex; align-items: center; gap: 12px;
  max-width: 340px; height: 16px;
  border-left: 1.5px solid currentColor; border-right: 1.5px solid currentColor;
  color: var(--ac-navy);
}
.dim::before, .dim::after { content: ""; flex: 1; height: 1.5px; background: currentColor; }
.dim span {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ac-slate); white-space: nowrap;
}
.band--navy .dim { color: var(--ac-white); }
.band--navy .dim span { color: var(--ac-mist); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: 700 1rem/1 var(--ac-font); text-decoration: none;
  padding: 15px 22px; border-radius: 4px; border: 1.5px solid transparent;
  cursor: pointer; transition: background-color .15s, color .15s, border-color .15s;
}
.btn.btn--primary { background: var(--ac-copper-deep); color: var(--ac-white); }
.btn.btn--primary:hover { background: var(--ac-navy); color: var(--ac-white); }
.btn.btn--onnavy { background: var(--ac-copper-light); color: var(--ac-navy); }
.btn.btn--onnavy:hover { background: var(--ac-white); color: var(--ac-navy); }
.btn--ghost { border-color: var(--ac-navy); color: var(--ac-navy); background: transparent; }
.btn--ghost:hover { background: var(--ac-navy); color: var(--ac-white); }
.band--navy .btn.btn--ghost, .hero .btn.btn--ghost { border-color: var(--ac-mist); color: var(--ac-white); }
.band--navy .btn.btn--ghost:hover, .hero .btn.btn--ghost:hover { background: var(--ac-white); color: var(--ac-navy); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Header */
.site-header { background: var(--ac-white); border-bottom: 1px solid var(--ac-line); position: relative; z-index: 5; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 16px; }
.logo img { width: 170px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--ac-navy); text-decoration: none; font-weight: 700; font-size: 0.95rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ac-copper-deep); }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 8px; }
.nav .btn { color: var(--ac-white); padding: 12px 18px; }
.nav .btn:hover { color: var(--ac-white); }
.menu { display: none; }
@media (max-width: 900px) {
  .nav { display: none; }
  .menu { display: block; }
  .menu summary {
    list-style: none; cursor: pointer; font-weight: 700; padding: 10px 14px;
    border: 1.5px solid var(--ac-navy); border-radius: 4px;
  }
  .menu summary::-webkit-details-marker { display: none; }
  .menu[open] .menu-panel {
    position: absolute; left: 0; right: 0; top: 100%;
    background: var(--ac-white); border-bottom: 1px solid var(--ac-line);
    padding: 8px max(20px, env(safe-area-inset-right, 0px)) 20px max(20px, env(safe-area-inset-left, 0px));
    display: grid; gap: 4px;
  }
  .menu-panel a { color: var(--ac-navy); text-decoration: none; font-weight: 700; padding: 12px 0; border-bottom: 1px solid var(--ac-stone); }
  .menu-panel .btn { color: var(--ac-white); margin-top: 12px; border-bottom: 0; }
}

/* Hero */
.hero { background: var(--ac-navy); color: var(--ac-white); padding-block: clamp(56px, 9vw, 112px); }
.hero .wrap { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: end; }
.hero h1 { color: var(--ac-white); }
.hero h1 em { font-style: normal; color: var(--ac-copper-light); }
.hero .lead { color: var(--ac-mist); margin-top: 20px; }
.hero .btn-row { margin-top: 32px; }
.hero-ledger { border-top: 1.5px solid var(--ac-mist); }
.hero-ledger div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding-block: 18px; border-bottom: 1px solid rgba(201,206,212,.35); }
.hero-ledger dt { font-size: 0.75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ac-copper-light); padding-top: 3px; }
.hero-ledger dd { margin: 0; color: var(--ac-white); }
.page-hero { background: var(--ac-navy); color: var(--ac-white); padding-block: clamp(48px, 7vw, 88px); }
.page-hero .wrap { display: grid; gap: 20px; }
.page-hero h1 { max-width: 20ch; }
.page-hero .lead { color: var(--ac-mist); }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; align-items: start; } }

/* Facts strip */
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1.5px solid var(--ac-navy); }
.fact { padding: 22px 20px 6px 0; display: grid; gap: 6px; align-content: start; }
.fact + .fact { padding-left: 20px; border-left: 1px solid var(--ac-line); }
.fact strong { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 800; letter-spacing: -0.025em; color: var(--ac-copper); line-height: 1; font-variant-numeric: tabular-nums; }
.fact span { color: var(--ac-slate); font-size: 0.95rem; }
@media (max-width: 760px) {
  .facts { grid-template-columns: 1fr 1fr; }
  .fact:nth-child(3) { padding-left: 0; border-left: 0; }
  .fact:nth-child(n+3) { border-top: 1px solid var(--ac-line); }
}

/* Two service lines */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.panel { background: var(--ac-white); border: 1px solid var(--ac-line); padding: clamp(24px, 4vw, 40px); display: grid; gap: 18px; align-content: start; min-width: 0; }
.band--white .panel { background: var(--ac-stone); border-color: transparent; }
.panel .tag { font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ac-copper); }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 26px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .72em; width: 14px; height: 1.5px; background: var(--ac-copper); }
.ticks li::after { content: ""; position: absolute; left: 0; top: calc(.72em - 5px); width: 1.5px; height: 11px; background: var(--ac-copper); }
@media (max-width: 760px) { .split { grid-template-columns: 1fr; } }

/* Process steps — a real sequence, so numbered */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; counter-reset: step; border-top: 1.5px solid currentColor; }
.steps li { counter-increment: step; padding: 24px 24px 28px 0; display: grid; gap: 10px; align-content: start; border-bottom: 1px solid var(--ac-line); min-width: 0; }
.band--navy .steps li { border-bottom-color: rgba(201,206,212,.3); }
.steps li::before { content: "Stage " counter(step); font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ac-copper); }
.band--navy .steps li::before { color: var(--ac-copper-light); }
.steps p { color: var(--ac-slate); }
.band--navy .steps p { color: var(--ac-mist); }
.steps .see { font-size: .9rem; color: var(--ac-navy); }
.steps .see b { font-weight: 700; }
.band--navy .steps .see { color: var(--ac-white); }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } .steps li { padding-right: 0; } }

/* Quote document */
.quote-wrap { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.quote-doc { background: var(--ac-white); border: 1px solid var(--ac-line); box-shadow: 0 18px 40px -24px rgba(24,34,47,.35); min-width: 0; }
.quote-doc header { background: var(--ac-navy); color: var(--ac-white); padding: 18px 22px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.quote-doc header img { width: 140px; }
.quote-doc header span { font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ac-mist); }
.table-scroll { overflow-x: auto; }
.quote-doc table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.quote-doc th { background: var(--ac-stone); text-align: left; font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ac-slate); padding: 10px 22px; }
.quote-doc td { padding: 12px 22px; border-top: 1px solid var(--ac-stone); vertical-align: top; }
.quote-doc td:first-child { font-weight: 700; white-space: nowrap; }
.quote-doc td:last-child { color: var(--ac-slate); }
.quote-doc tfoot td { border-top: 1.5px solid var(--ac-navy); color: var(--ac-copper-deep); font-weight: 800; }
.quote-doc .doc-note { padding: 12px 22px 18px; font-size: .8125rem; color: var(--ac-slate); }
@media (max-width: 860px) { .quote-wrap { grid-template-columns: 1fr; } }

/* Project cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 20px; }
.card { background: var(--ac-white); border: 1px solid var(--ac-line); padding: 26px; display: grid; gap: 14px; grid-template-rows: auto auto 1fr auto; min-width: 0; }
.card-top { display: flex; justify-content: space-between; gap: 12px; font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ac-slate); }
.card-top .type { color: var(--ac-copper); }
.card h3 { font-size: 1.45rem; font-weight: 800; letter-spacing: -0.02em; }
.card .scope { color: var(--ac-slate); font-size: .95rem; }
.card-link { display: inline-flex; gap: 8px; align-items: center; font-weight: 700; text-decoration: none; padding-top: 14px; border-top: 1px solid var(--ac-stone); }
.card-link:hover { text-decoration: underline; }
.placeholder { background: #FBEFD9; color: var(--ac-navy); padding: 0 4px; border-radius: 2px; font-weight: 700; }

/* Scope rows (residential) */
.scope-list { display: grid; gap: 0; border-top: 1.5px solid var(--ac-navy); }
.scope-row { display: grid; grid-template-columns: 240px 1fr; gap: 32px; padding-block: 28px; border-bottom: 1px solid var(--ac-line); }
.scope-row ol { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; color: var(--ac-slate); }
.scope-row ol li::marker { color: var(--ac-copper); font-weight: 700; }
.scope-row h3 { font-size: 1.35rem; font-weight: 800; }
.scope-row .muted { margin-top: 8px; font-size: .95rem; }
@media (max-width: 760px) { .scope-row { grid-template-columns: 1fr; gap: 14px; } }

/* Credentials */
.creds { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 0; border-top: 1.5px solid var(--ac-navy); }
.creds li { list-style: none; padding: 18px 16px 18px 0; border-bottom: 1px solid var(--ac-line); display: grid; gap: 4px; }
.creds strong { font-weight: 700; }
.creds span { color: var(--ac-slate); font-size: .9rem; }
.creds { margin: 0; padding: 0; }

/* CTA band */
.cta .wrap { display: flex; justify-content: space-between; align-items: center; gap: 32px; flex-wrap: wrap; }
.cta h2 { color: var(--ac-white); max-width: 22ch; }

/* Form */
.form-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
form.quote { display: grid; gap: 18px; background: var(--ac-white); border: 1px solid var(--ac-line); padding: clamp(22px, 4vw, 36px); min-width: 0; }
.field { display: grid; gap: 6px; min-width: 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label, legend { font-weight: 700; font-size: .95rem; }
label .opt { font-weight: 500; color: var(--ac-slate); }
input[type=text], input[type=email], input[type=tel], select, textarea {
  font: 500 1rem var(--ac-font); color: var(--ac-navy); background: var(--ac-white);
  border: 1.5px solid var(--ac-mist); border-radius: 4px; padding: 12px 14px; width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--ac-navy); outline: none; box-shadow: 0 0 0 3px rgba(181,101,42,.25); }
textarea { min-height: 140px; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 10px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; }
.choices label { font-weight: 500; display: inline-flex; gap: 8px; align-items: center; border: 1.5px solid var(--ac-mist); border-radius: 4px; padding: 9px 12px; cursor: pointer; }
.choices label:has(input:checked) { border-color: var(--ac-copper-deep); background: var(--ac-stone); }
.choices input { accent-color: var(--ac-copper-deep); }
.consent { display: flex; gap: 10px; align-items: flex-start; font-weight: 500; font-size: .9rem; color: var(--ac-slate); }
.consent input { margin-top: 4px; accent-color: var(--ac-copper-deep); }
.form-status { font-weight: 700; padding: 12px 14px; border-radius: 4px; }
.form-status.ok { background: var(--ac-stone); color: var(--ac-navy); border-left: 4px solid var(--ac-copper); }
.form-status.err { background: #FBEFD9; color: var(--ac-navy); border-left: 4px solid var(--ac-copper-deep); }
.hp { position: absolute; left: -9999px; }
@media (max-width: 860px) { .form-grid { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .field-row { grid-template-columns: 1fr; } }

.contact-list { display: grid; gap: 18px; margin: 0; }
.contact-list div { display: grid; gap: 2px; }
.contact-list dt { font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ac-slate); }
.contact-list dd { margin: 0; font-weight: 700; font-size: 1.1rem; }
.contact-list a { color: var(--ac-navy); }

.prose { max-width: 70ch; display: grid; gap: 16px; }
.prose h2 { font-size: 1.5rem; margin-top: 16px; }

/* Footer */
.site-footer { background: var(--ac-navy); color: var(--ac-mist); padding-block: 56px 32px; font-size: .95rem; }
.site-footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid rgba(201,206,212,.3); }
.site-footer img { width: 160px; }
.site-footer h4 { margin: 0 0 12px; color: var(--ac-white); font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 700; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer a { color: var(--ac-white); text-decoration: none; }
.site-footer a:hover { color: var(--ac-copper-light); }
.site-footer .legal { padding-top: 24px; font-size: .8125rem; line-height: 1.6; }
@media (max-width: 760px) { .site-footer .cols { grid-template-columns: 1fr; gap: 28px; } }
.card--cta { background: var(--ac-stone); border-color: transparent; }
.band--stone .card--cta { background: var(--ac-navy); color: var(--ac-white); }
.band--stone .card--cta .scope, .band--stone .card--cta .card-top { color: var(--ac-mist); }
.band--stone .card--cta .card-top .type, .band--stone .card--cta .card-link { color: var(--ac-copper-light); }
.band--stone .card--cta .card-link { border-top-color: rgba(201,206,212,.3); }