/* Little Elm Concrete — BLUEPRINT redesign
   Dark asphalt base + steel + high-vis safety yellow. Space Grotesk / Manrope / Azeret Mono.
   Signature: the slab-on-clay cross-section (anatomy) + coverage grid. Divider: tape-measure ticks. */

:root {
  --ink: #15171A;      /* asphalt base */
  --panel: #1E2227;    /* card surface */
  --panel-2: #262B31;  /* raised surface */
  --line: #343A41;     /* hairline on dark */
  --paper: #ECEAE4;    /* off-white text */
  --muted: #9AA2AA;    /* steel muted text */
  --hi: #F4C20D;       /* high-vis safety yellow CTA/accent */
  --hi-dark: #D6A800;
  --steel: #6E93A6;    /* blueprint line / cool accent */
  --clay: #C8643A;     /* warm clay, used sparingly for the soil layer only */

  --max: 1180px;
  --pad: clamp(20px, 5vw, 60px);

  --d: 'Space Grotesk', system-ui, sans-serif;
  --b: 'Manrope', system-ui, -apple-system, sans-serif;
  --m: 'Azeret Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--b);
  font-size: 17px;
  line-height: 1.62;
  color: var(--paper);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--hi); text-underline-offset: 3px; }

.wrap { max-width: var(--max); margin: 0 auto; padding-inline: var(--pad); }
.narrow { max-width: 820px; }

h1, h2, h3 { font-family: var(--d); font-weight: 700; line-height: 1.02; letter-spacing: -0.01em; margin: 0 0 .5em; color: #fff; }
h1 { font-size: clamp(2.5rem, 6.4vw, 4.6rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }
p { margin: 0 0 1.1em; }
.lead { font-size: 1.2rem; line-height: 1.55; color: var(--paper); }
.muted { color: var(--muted); }
.kicker {
  font-family: var(--m); font-size: .72rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: .2em; color: var(--hi);
  display: inline-flex; align-items: center; gap: .55em; margin-bottom: 1.1rem;
}
.kicker::before { content: ""; width: 26px; height: 2px; background: var(--hi); display: inline-block; }
strong { color: #fff; font-weight: 700; }

/* tape-measure tick divider */
.rule { height: 14px; border: 0; margin: 0;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 24px);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  opacity: .7;
}

/* buttons */
.btn { display: inline-flex; align-items: center; gap: .5em; font-family: var(--d); font-weight: 700;
  font-size: 1.08rem; letter-spacing: -0.01em; padding: .85em 1.4em; border-radius: 2px;
  text-decoration: none; cursor: pointer; border: 2px solid transparent; line-height: 1; }
.btn-call { background: var(--hi); color: #161616; }
.btn-call:hover { background: var(--hi-dark); }
.btn-ghost { background: transparent; color: #fff; border-color: var(--line); }
.btn-ghost:hover { border-color: var(--hi); color: var(--hi); }
.btn-lg { font-size: 1.22rem; padding: .95em 1.6em; }
.btn .ph { font-family: var(--m); font-size: .82em; font-weight: 500; }

/* header */
.site-head { position: sticky; top: 0; z-index: 50; background: rgba(21,23,26,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-head .bar { display: flex; align-items: center; gap: 1.4rem; height: 74px; }
.brand { display: flex; align-items: center; gap: .65rem; text-decoration: none; color: #fff; margin-right: auto; }
.brand svg { width: 40px; height: 40px; display: block; }
.brand .wm { font-family: var(--d); font-weight: 700; font-size: 1.32rem; line-height: .95; letter-spacing: -0.01em; }
.brand .wm small { display: block; font-family: var(--m); font-size: .54rem; letter-spacing: .24em; color: var(--muted); margin-top: 3px; font-weight: 500; }
.nav { display: flex; gap: 1.4rem; align-items: center; }
.nav a { font-family: var(--b); font-weight: 600; font-size: .95rem; text-decoration: none; color: var(--paper); }
.nav a:hover { color: var(--hi); }
.head-call { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--d); font-weight: 700; font-size: 1.02rem; background: var(--hi); color: #161616; padding: .55em 1em; border-radius: 2px; text-decoration: none; }
.head-call:hover { background: var(--hi-dark); }
.menu-btn { display: none; }
.mnav { display: none; }
@media (max-width: 940px) {
  .nav, .head-call.desk { display: none; }
  .menu-btn { display: inline-flex; margin-left: auto; background: var(--hi); color: #161616; border: 0; font-family: var(--d); font-weight: 700; font-size: 1rem; padding: .55em .9em; border-radius: 2px; cursor: pointer; }
  .brand { margin-right: 0; }
  .mnav { display: none; flex-direction: column; padding: .4rem 0 1rem; border-top: 1px solid var(--line); }
  .mnav.open { display: flex; }
  .mnav a { padding: .75rem var(--pad); text-decoration: none; color: var(--paper); font-weight: 600; border-bottom: 1px solid var(--line); }
}

/* split hero */
.hero { border-bottom: 1px solid var(--line);
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.05) 1px, transparent 0);
  background-size: 28px 28px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.5rem, 4vw, 3.2rem); align-items: center;
  padding: clamp(2.4rem, 5vw, 4.6rem) 0; }
.hero .eyebrow { color: var(--hi); }
.hero h1 { margin-bottom: .35em; }
.hero h1 .hl { color: var(--hi); }
.hero .sub { font-size: 1.22rem; color: var(--paper); max-width: 46ch; margin-bottom: 1.7rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-pts { display: flex; flex-wrap: wrap; gap: .9rem 1.5rem; margin-top: 1.7rem; font-family: var(--m); font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.hero-pts span { display: inline-flex; align-items: center; gap: .5rem; }
.hero-pts span::before { content: "+"; color: var(--hi); font-family: var(--m); }

/* slab cross-section (signature) */
.xsec { background: var(--panel); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.xsec .cap { display: flex; justify-content: space-between; align-items: center; padding: .7rem 1rem; border-bottom: 1px solid var(--line); font-family: var(--m); font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
.xsec .cap b { color: var(--hi); font-weight: 500; }
.xsec svg { display: block; width: 100%; height: auto; }

section { padding: clamp(2.8rem, 6vw, 4.8rem) 0; }
.sec-head { max-width: 62ch; margin-bottom: 2.1rem; }

/* trust bar */
.trustbar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--panel); }
.trustbar .row { display: grid; grid-template-columns: repeat(4, 1fr); }
.trustbar .cell { padding: 1.4rem 1.2rem; border-right: 1px solid var(--line); }
.trustbar .cell:last-child { border-right: 0; }
.trustbar .n { font-family: var(--m); font-size: .7rem; color: var(--hi); letter-spacing: .12em; text-transform: uppercase; }
.trustbar h3 { font-size: 1.05rem; margin: .5rem 0 .25rem; }
.trustbar p { margin: 0; font-size: .9rem; color: var(--muted); }

/* service grid cards */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.svc-card { background: var(--ink); padding: 0; text-decoration: none; color: var(--paper); display: flex; flex-direction: column; transition: background .15s; }
.svc-card:hover { background: var(--panel); }
.svc-thumb { width: 100%; height: 158px; object-fit: cover; display: block; border-bottom: 1px solid var(--line); }
.svc-body { padding: 1.3rem 1.4rem; display: flex; flex-direction: column; flex: 1; }
.svc-no { font-family: var(--m); font-size: .72rem; color: var(--hi); letter-spacing: .1em; }
.svc-card h3 { margin: .6rem 0 .4rem; font-size: 1.2rem; }
.svc-card p { margin: 0; font-size: .92rem; color: var(--muted); flex: 1; }
.svc-card .go { font-family: var(--m); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--hi); margin-top: 1rem; }

.feature { width: 100%; height: clamp(220px, 32vw, 360px); object-fit: cover; display: block; border-bottom: 1px solid var(--line); }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.gallery img { width: 100%; height: 172px; object-fit: cover; display: block; }
@media (max-width: 760px) { .gallery { grid-template-columns: 1fr 1fr; } }

/* simple service rows (hub, area pages, blog, related) */
.srow { display: grid; grid-template-columns: 1fr auto; gap: 1rem 2rem; align-items: center; padding: 1.3rem 0; border-top: 1px solid var(--line); text-decoration: none; color: var(--paper); }
.srow:last-child { border-bottom: 1px solid var(--line); }
.srow:hover h3 { color: var(--hi); }
.srow .sr-main { display: flex; gap: 1.1rem; align-items: baseline; }
.srow .sr-no { font-family: var(--m); font-size: .76rem; color: var(--hi); }
.srow h3 { margin: 0 0 .15em; }
.srow .sr-desc { color: var(--muted); font-size: .96rem; max-width: 62ch; }
.srow .sr-spec { font-family: var(--m); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--hi); white-space: nowrap; }
.srow .arrow { font-family: var(--d); color: var(--hi); font-size: 1.3rem; }

/* anatomy section (full signature) */
.anatomy { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.anatomy .grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(1.5rem,4vw,3rem); align-items: center; }
.layerlist { list-style: none; margin: 1.2rem 0 0; padding: 0; }
.layerlist li { display: grid; grid-template-columns: auto 1fr; gap: .9rem; padding: .8rem 0; border-top: 1px solid var(--line); }
.layerlist .sw { width: 18px; height: 18px; border-radius: 3px; margin-top: 3px; border: 1px solid rgba(255,255,255,.2); }
.layerlist b { color: #fff; font-family: var(--d); }
.layerlist span { color: var(--muted); font-size: .94rem; }

/* engineered spec band (service pages) */
.spec { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.spec-cell { background: var(--ink); padding: 1.2rem 1.2rem; }
.spec-cell .k { font-family: var(--m); font-size: .68rem; text-transform: uppercase; letter-spacing: .12em; color: var(--hi); margin-bottom: .5rem; }
.spec-cell .v { font-family: var(--d); font-weight: 700; font-size: 1.5rem; line-height: 1; color: #fff; }
.spec-cell .u { font-size: .85rem; color: var(--muted); margin-top: .45rem; }

/* prose */
.prose p { max-width: 70ch; color: var(--paper); }
.prose h2 { margin-top: 1.7rem; }
.prose ul { max-width: 70ch; padding-left: 1.1rem; color: var(--paper); }
.prose li { margin-bottom: .5rem; }
.prose a { color: var(--hi); }

/* process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.step { background: var(--ink); padding: 1.5rem 1.3rem; position: relative; }
.step .n { font-family: var(--m); font-size: 1.6rem; color: var(--hi); font-weight: 500; }
.step h3 { margin: .5rem 0 .4rem; font-size: 1.12rem; }
.step p { margin: 0; font-size: .92rem; color: var(--muted); }

/* coverage / areas */
.areas { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.area-cell { background: var(--ink); padding: 1.05rem 1.2rem; text-decoration: none; color: var(--paper); display: flex; align-items: center; justify-content: space-between; }
.area-cell:hover { background: var(--panel); color: var(--hi); }
.area-cell span { font-family: var(--d); font-weight: 700; font-size: 1.12rem; }
.area-cell .ar { font-family: var(--m); color: var(--hi); }

/* faq */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
.faq summary { font-family: var(--d); font-weight: 700; font-size: 1.18rem; color: #fff; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--hi); font-family: var(--m); }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: .9rem 0 0; color: var(--muted); max-width: 74ch; }

/* cta */
.cta { background: var(--hi); color: #161616; text-align: center; }
.cta h2 { color: #161616; }
.cta p { color: #2a2a2a; max-width: 52ch; margin-inline: auto; }
.cta .btn-call { background: #161616; color: #fff; }
.cta .btn-call:hover { background: #000; }

/* footer */
.site-foot { background: #101216; border-top: 1px solid var(--line); padding: clamp(2.6rem,5vw,3.6rem) 0 6.5rem; font-size: .94rem; color: var(--muted); }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 1.8rem; }
.site-foot h4 { font-family: var(--d); font-weight: 700; color: #fff; font-size: 1rem; margin: 0 0 .9rem; }
.site-foot a { color: var(--muted); text-decoration: none; }
.site-foot a:hover { color: var(--hi); }
.site-foot ul { list-style: none; margin: 0; padding: 0; }
.site-foot li { margin-bottom: .5rem; }
.foot-brand .wm { font-family: var(--d); font-weight: 700; color: #fff; font-size: 1.4rem; }
.foot-phone { font-family: var(--d); font-weight: 700; font-size: 1.7rem; color: var(--hi); text-decoration: none; display: inline-block; margin: .35rem 0; }
.disclaimer { border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1.3rem; font-size: .78rem; color: #6b727a; line-height: 1.6; }
.foot-legal { margin-top: .8rem; font-size: .82rem; }

/* sticky mobile call bar */
.callbar { display: none; }
@media (max-width: 940px) {
  .callbar { display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 60; background: var(--hi); }
  .callbar a { flex: 1; display: flex; align-items: center; justify-content: center; gap: .5rem; padding: 1rem; color: #161616; text-decoration: none; font-family: var(--d); font-weight: 700; font-size: 1.18rem; }
  .callbar .num { font-family: var(--m); font-size: .88rem; font-weight: 500; }
}

/* breadcrumb + inner page */
.crumbs { font-family: var(--m); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding-top: 1.5rem; }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--hi); }
.page-hero { padding: 1.2rem 0 2rem; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(2.1rem, 5vw, 3.5rem); max-width: 18ch; }
.page-hero .sub { font-size: 1.15rem; color: var(--muted); max-width: 62ch; }

.two-col { display: grid; grid-template-columns: 1.35fr .85fr; gap: 2.4rem; align-items: start; }
.callcard { background: var(--panel); border: 1px solid var(--line); border-top: 3px solid var(--hi); padding: 1.5rem; position: sticky; top: 96px; }
.callcard .k { font-family: var(--m); font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; color: var(--hi); }
.callcard .num { font-family: var(--d); font-weight: 700; font-size: 2rem; color: #fff; text-decoration: none; display: block; margin: .25rem 0 .9rem; }
.callcard ul { list-style: none; padding: 0; margin: 1rem 0 0; font-size: .9rem; }
.callcard li { padding: .45rem 0; border-top: 1px solid var(--line); color: var(--muted); }

/* related cards reuse svc-grid */
@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; }
  .xsec { order: 2; }
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .spec-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .trustbar .row { grid-template-columns: 1fr 1fr; }
  .trustbar .cell:nth-child(2n) { border-right: 0; }
  .anatomy .grid { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .callcard { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .svc-grid, .spec-grid, .steps, .trustbar .row { grid-template-columns: 1fr; }
  .trustbar .cell { border-right: 0; }
  .foot-grid { grid-template-columns: 1fr; }
}

/* === Photo hero backgrounds === */
.hero.hero-bg, .page-hero.hero-bg {
  position: relative;
  border-bottom: 1px solid var(--line);
  background-image:
    linear-gradient(180deg, rgba(21,23,26,.72) 0%, rgba(21,23,26,.82) 55%, rgba(21,23,26,.93) 100%),
    var(--hero-bg);
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}
.page-hero.hero-bg { padding: clamp(2.6rem, 6vw, 5rem) 0 clamp(2.2rem, 5vw, 4rem); }
.hero.hero-bg .hero-inner { padding: clamp(3rem, 7vw, 6rem) 0; max-width: 64ch; }