/* ============================================================
   ABC LOGISTICS — spec-sheet / engineering-drawing design system
   ============================================================ */

:root{
  --ink:        #14161a;
  --panel:      #1c1f25;
  --panel-2:    #22262e;
  --steel:      #8b93a1;
  --steel-dim:  #565d68;
  --gold:       #f0a913;
  --gold-dim:   #b98411;
  --paper:      #efece4;
  --paper-2:    #e2ddd0;
  --off:        #f7f5f0;
  --line:       rgba(139,147,161,0.25);
  --line-dark:  rgba(0,0,0,0.12);

  --display: "Oswald", "Arial Narrow", sans-serif;
  --body:    "IBM Plex Sans", -apple-system, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  --gap: clamp(1rem, 3vw, 2rem);
  --edge: clamp(1.25rem, 5vw, 4rem);
  --maxw: 1280px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{ font-family:var(--display); margin:0; text-transform:uppercase; letter-spacing:0.01em; }
p{ margin:0; }
ul{ margin:0; padding:0; list-style:none; }

:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:3px;
}

.wrap{ max-width:var(--maxw); margin-inline:auto; padding-inline:var(--edge); }

/* ---------- eyebrow / drawing-number label (signature device) ---------- */
.spec{
  display:inline-flex;
  align-items:center;
  gap:0.6em;
  font-family:var(--mono);
  font-size:0.72rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--gold);
}
.spec::before{
  content:"";
  width:22px; height:1px;
  background:var(--gold);
  flex:0 0 auto;
}
.spec--dark{ color:var(--gold); }
.spec--onlight{ color:var(--gold-dim); }

/* corner-bracket frame, evokes a drawing viewport */
.brk{ position:relative; }
.brk::before,.brk::after{
  content:"";
  position:absolute;
  width:18px; height:18px;
  border:2px solid var(--gold);
  opacity:0.85;
  pointer-events:none;
}
.brk::before{ top:-1px; left:-1px; border-right:none; border-bottom:none; }
.brk::after{ bottom:-1px; right:-1px; border-left:none; border-top:none; }

/* ================= header ================= */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(20,22,26,0.98);
  border-bottom:1px solid rgba(139,147,161,0.18);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{ display:flex; align-items:center; gap:0.75rem; text-decoration:none; }
.brand img{ height:40px; width:auto; }
.brand-text{ display:flex; flex-direction:column; line-height:1.05; }
.brand-text strong{ font-family:var(--mono); font-size:0.68rem; letter-spacing:0.16em; color:var(--steel); text-transform:uppercase; }

.nav-toggle{
  display:flex; flex-direction:column; gap:5px;
  width:36px; height:28px; justify-content:center;
  background:none; border:0; cursor:pointer; padding:0;
}
.nav-toggle span{ display:block; height:2px; background:var(--off); transition:transform .25s ease, opacity .25s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

.main-nav{
  position:fixed; inset:76px 0 0 0;
  background:var(--ink);
  transform:translateX(100%);
  transition:transform .3s ease;
  overflow-y:auto;
  border-top:1px solid var(--line);
}
.main-nav.is-open{ transform:translateX(0); }
.main-nav ul{ display:flex; flex-direction:column; padding:1.5rem var(--edge); gap:0; }
.main-nav li{ border-bottom:1px solid var(--line); }
.main-nav a{
  display:flex; align-items:center; gap:0.75rem;
  padding:1.1rem 0; text-decoration:none;
  font-family:var(--display); text-transform:uppercase; letter-spacing:0.04em;
  font-size:1.05rem; color:var(--off);
}
.main-nav a small{ font-family:var(--mono); color:var(--gold); font-size:0.7rem; }
.nav-cta{
  margin-top:1.5rem;
  display:inline-block; text-align:center;
  background:var(--gold); color:var(--ink);
  padding:0.85rem 1.25rem; font-family:var(--mono);
  font-size:0.78rem; letter-spacing:0.1em; text-transform:uppercase;
  text-decoration:none; font-weight:600;
}

@media (min-width:900px){
  .nav-toggle{ display:none; }
  .main-nav{
    position:static; inset:auto; transform:none; background:none; border:0; overflow:visible;
  }
  .main-nav ul{ flex-direction:row; align-items:center; padding:0; gap:1.9rem; }
  .main-nav li{ border:0; }
  .main-nav a{ padding:0; font-size:0.85rem; }
  .main-nav a small{ display:none; }
  .nav-cta{ margin-top:0; padding:0.65rem 1.15rem; }
}

/* ================= hero ================= */
.hero{
  position:relative;
  background:var(--ink);
  color:var(--off);
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:44px 44px;
  opacity:0.35;
  mask-image:linear-gradient(180deg, black, transparent 85%);
}
.hero-inner{
  position:relative; z-index:1;
  display:grid; gap:2.2rem;
  padding-block:3rem 2.5rem;
}
.hero-copy .spec{ margin-bottom:1.1rem; }
.hero h1{
  font-size:clamp(2.35rem, 8vw, 4.4rem);
  line-height:0.98;
  font-weight:600;
}
.hero h1 em{ font-style:normal; color:var(--gold); }
.hero-sub{
  margin-top:1.1rem;
  max-width:46ch;
  color:var(--steel);
  font-size:1.02rem;
}
.hero-ctas{ display:flex; flex-wrap:wrap; gap:0.9rem; margin-top:1.8rem; }
.btn{
  font-family:var(--mono);
  font-size:0.78rem; letter-spacing:0.09em; text-transform:uppercase;
  padding:0.95rem 1.5rem;
  text-decoration:none;
  display:inline-flex; align-items:center; gap:0.6em;
  border:1px solid transparent;
  transition:background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-primary{ background:var(--gold); color:var(--ink); font-weight:600; }
.btn-primary:hover{ background:#ffbe33; }
.btn-ghost{ border-color:var(--steel-dim); color:var(--off); }
.btn-ghost:hover{ border-color:var(--gold); color:var(--gold); }

.hero-photo{
  position:relative;
  aspect-ratio:16/11;
  overflow:hidden;
}
.hero-photo img{ width:100%; height:100%; object-fit:cover; }
.hero-photo .brk{ position:absolute; inset:14px; }
.hero-photo .brk::before,.hero-photo .brk::after{ width:26px; height:26px; }

.hero-stats{
  position:relative; z-index:1;
  border-top:1px solid var(--line);
  display:grid; grid-template-columns:repeat(2,1fr);
}
.hero-stats div{
  padding:1.4rem var(--edge);
  border-right:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.hero-stats div:nth-child(2n){ border-right:0; }
.hero-stats b{ display:block; font-family:var(--display); font-size:1.7rem; color:var(--gold); }
.hero-stats span{ font-family:var(--mono); font-size:0.66rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--steel); }

@media (min-width:900px){
  .hero-inner{ grid-template-columns:1.05fr 0.95fr; align-items:center; padding-block:5rem; }
  .hero-stats{ grid-template-columns:repeat(4,1fr); }
  .hero-stats div{ border-bottom:0; }
  .hero-stats div:nth-child(2n){ border-right:1px solid var(--line); }
  .hero-stats div:last-child{ border-right:0; }
}

/* ================= section shell ================= */
section{ padding-block:clamp(3rem,7vw,5.5rem); }
.section-head{ max-width:62ch; margin-bottom:2.6rem; }
.section-head h2{ font-size:clamp(1.7rem,4.2vw,2.6rem); margin-top:0.6rem; }
.section-head p{ margin-top:0.9rem; color:#4a4a45; }
.on-dark .section-head p{ color:var(--steel); }

.on-dark{ background:var(--ink); color:var(--off); }
.on-panel{ background:var(--panel); color:var(--off); }

/* ================= about / mission-vision ================= */
.about-grid{ display:grid; gap:1.75rem; }
.about-lead{ font-size:1.08rem; color:#3c3c37; max-width:60ch; }
.about-lead + .about-lead{ margin-top:1rem; }
.pillars{ display:grid; gap:1.25rem; margin-top:2.2rem; }
.pillar{
  background:var(--off);
  border:1px solid var(--line-dark);
  border-left:3px solid var(--gold);
  padding:1.4rem 1.5rem;
}
.pillar h3{ font-size:1.05rem; display:flex; align-items:center; gap:0.6em; }
.pillar h3 .spec{ font-size:0.62rem; }
.pillar p{ margin-top:0.6rem; color:#4a4a45; font-size:0.95rem; }

@media (min-width:900px){
  .about-grid{ grid-template-columns:1fr 1fr; gap:3rem; }
  .pillars{ grid-template-columns:1fr; }
}

/* ================= services ================= */
.svc-list{ display:grid; gap:2.4rem; }
.svc-card{ display:grid; gap:1.3rem; }
.svc-photo{ position:relative; aspect-ratio:16/10; overflow:hidden; }
.svc-photo img{ width:100%; height:100%; object-fit:cover; }
.svc-photo .brk{ position:absolute; inset:10px; }
.svc-body h3{ font-size:1.5rem; }
.svc-num{ font-family:var(--mono); color:var(--gold-dim); font-size:0.72rem; letter-spacing:0.12em; }
.svc-body p{ margin-top:0.7rem; color:#4a4a45; max-width:58ch; }
.svc-tags{ margin-top:1rem; display:flex; flex-wrap:wrap; gap:0.5rem; }
.svc-tags li{
  font-family:var(--mono); font-size:0.7rem; letter-spacing:0.03em;
  border:1px solid var(--line-dark); padding:0.35rem 0.65rem;
  color:#3c3c37;
}

@media (min-width:900px){
  .svc-card{ grid-template-columns:1fr 1fr; align-items:center; gap:2.5rem; }
  .svc-card:nth-child(even) .svc-photo{ order:2; }
}

/* ================= stormwater (technical / cross-section styling) ================= */
.sw-grid{ display:grid; gap:1.6rem; }
.sw-card{
  background:var(--panel);
  border:1px solid var(--line);
  padding:1.6rem;
  position:relative;
}
.sw-card .svc-photo{ aspect-ratio:16/9; margin-top:1rem; }
.sw-card h3{ font-size:1.2rem; color:var(--off); }
.sw-card .svc-num{ color:var(--gold); }
.sw-list{ margin-top:1rem; display:grid; gap:0.45rem; }
.sw-list li{
  font-size:0.88rem; color:var(--steel);
  display:flex; gap:0.6em; align-items:baseline;
}
.sw-list li::before{ content:"—"; color:var(--gold); font-family:var(--mono); }

@media (min-width:760px){ .sw-grid{ grid-template-columns:repeat(3,1fr); } }

/* ================= commitment / HSE ================= */
.commit-grid{ display:grid; gap:2.5rem; }
.commit-photo{ aspect-ratio:4/3; overflow:hidden; position:relative; }
.commit-photo img{ width:100%; height:100%; object-fit:cover; }
.commit-photo .brk{ position:absolute; inset:10px; }
.commit-cols{ display:grid; gap:1.5rem; }
.commit-item{ border-top:1px solid var(--line-dark); padding-top:1.1rem; }
.commit-item h3{ font-size:1.05rem; }
.commit-item p{ margin-top:0.5rem; color:#4a4a45; font-size:0.93rem; }

@media (min-width:900px){
  .commit-grid{ grid-template-columns:0.95fr 1.05fr; align-items:start; }
  .commit-cols{ grid-template-columns:1fr 1fr; }
}

/* ================= plant + transport ================= */
.fleet-photo{ aspect-ratio:16/8; overflow:hidden; position:relative; margin-bottom:2.4rem; }
.fleet-photo img{ width:100%; height:100%; object-fit:cover; }
.fleet-photo .brk{ position:absolute; inset:10px; }
.fleet-caption{
  position:absolute; left:14px; bottom:14px;
  background:rgba(20,22,26,0.82); color:var(--off);
  font-family:var(--mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase;
  padding:0.55rem 0.9rem; border-left:2px solid var(--gold);
}
.equip-table{ width:100%; border-collapse:collapse; }
.equip-table caption{ text-align:left; margin-bottom:1rem; }
.equip-table th,.equip-table td{
  text-align:left; padding:0.85rem 0.6rem;
  border-bottom:1px solid var(--line);
  font-size:0.92rem;
}
.equip-table th{
  font-family:var(--mono); font-size:0.68rem; letter-spacing:0.1em;
  text-transform:uppercase; color:var(--gold); font-weight:400;
}
.equip-table td{ color:var(--off); }
.equip-wrap{ overflow-x:auto; }

.transport-list{ display:grid; gap:0.6rem; margin-top:1.6rem; }
.transport-list li{
  display:flex; justify-content:space-between; gap:1rem;
  padding:0.8rem 0; border-bottom:1px solid var(--line-dark);
  font-size:0.95rem;
}
.transport-list li span:last-child{ font-family:var(--mono); font-size:0.7rem; color:var(--gold-dim); text-transform:uppercase; }

@media (min-width:900px){
  .fleet-and-list{ display:grid; grid-template-columns:1.1fr 0.9fr; gap:3rem; align-items:start; }
}

/* ================= why us / clients ================= */
.why-grid{ display:grid; gap:1.2rem; }
.why-item{ display:flex; gap:0.9rem; align-items:flex-start; padding:1rem 0; border-bottom:1px solid var(--line-dark); }
.why-item .mk{
  flex:0 0 auto; width:28px; height:28px; border:1px solid var(--gold);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:0.75rem; color:var(--gold);
}
.why-item p{ font-size:0.95rem; color:#3c3c37; padding-top:0.15rem; }
@media (min-width:760px){ .why-grid{ grid-template-columns:1fr 1fr; column-gap:2.5rem; } }

.clients-strip{
  margin-top:2.6rem; padding-top:2rem; border-top:1px solid var(--line-dark);
}
.clients-strip .spec{ margin-bottom:1rem; }
.clients-row{ display:flex; flex-wrap:wrap; gap:0.6rem 1.8rem; }
.clients-row li{ font-family:var(--mono); font-size:0.78rem; color:#5a5a52; letter-spacing:0.02em; }

.accred{
  margin-top:2.4rem; display:inline-flex; gap:1rem; flex-wrap:wrap;
  background:var(--ink); padding:1.1rem 1.4rem;
}
.accred b{ color:var(--gold); font-family:var(--mono); font-size:0.85rem; letter-spacing:0.06em; }
.accred span{ color:var(--steel); font-size:0.85rem; }

/* ================= contact / footer ================= */
.contact{ background:var(--ink); color:var(--off); }
.contact-grid{ display:grid; gap:2.4rem; }
.contact-form{ display:grid; gap:1rem; }
.field{ display:grid; gap:0.4rem; }
.field label{ font-family:var(--mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--steel); }
.field input,.field textarea{
  background:var(--panel-2); border:1px solid var(--line); color:var(--off);
  padding:0.85rem 0.9rem; font-family:var(--body); font-size:0.95rem; resize:vertical;
}
.field input:focus,.field textarea:focus{ outline:2px solid var(--gold); outline-offset:1px; border-color:var(--gold); }
.form-note{ font-size:0.8rem; color:var(--steel-dim); margin-top:0.2rem; }

.contact-info{ display:grid; gap:1.4rem; align-content:start; }
.info-row{ display:flex; gap:1rem; align-items:flex-start; padding-bottom:1.2rem; border-bottom:1px solid var(--line); }
.info-row .lbl{ font-family:var(--mono); font-size:0.66rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--gold); width:82px; flex:0 0 auto; padding-top:0.2rem; }
.info-row a,.info-row p{ text-decoration:none; font-size:0.98rem; }

@media (min-width:900px){ .contact-grid{ grid-template-columns:1fr 1fr; gap:3.5rem; } }

.site-footer{
  background:var(--ink); border-top:1px solid var(--line);
  padding-block:1.6rem;
}
.footer-row{
  display:flex; flex-direction:column; gap:0.8rem;
  font-size:0.8rem; color:var(--steel-dim);
}
.footer-row .brand{ margin-bottom:0.4rem; }
@media (min-width:760px){
  .footer-row{ flex-direction:row; justify-content:space-between; align-items:center; }
}
.back-top{
  font-family:var(--mono); font-size:0.7rem; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--gold); text-decoration:none;
}

/* reveal-on-scroll */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.is-visible{ opacity:1; transform:none; }