:root {
  --ink: #16181b;
  --steel: #22262b;
  --steel-2: #2d3238;
  --line: #e3e5e8;
  --paper: #ffffff;
  --paper-2: #f4f5f6;
  --muted: #5d646c;
  --amber: #f7941d;
  --amber-dark: #d97a06;
  --radius: 6px;
  --head: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Open Sans", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font: 400 1rem/1.7 var(--body); color: var(--ink); background: var(--paper); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.1; text-transform: uppercase; letter-spacing: .02em; margin: 0; }
ul, ol { list-style: none; margin: 0; padding: 0; }

.container { width: min(1160px, 100% - 2.5rem); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--amber); color: var(--ink); padding: .5rem 1rem; z-index: 100; }
.skip-link:focus { left: 1rem; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 2px; }

.eyebrow { font: 600 .8rem/1 var(--body); letter-spacing: .18em; text-transform: uppercase; color: var(--amber-dark); margin: 0 0 .75rem; }
.section-dark .eyebrow, .hero .eyebrow { color: var(--amber); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .85rem 1.5rem; border-radius: var(--radius); font: 700 1.05rem/1 var(--head); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.btn-primary { background: var(--amber); color: var(--ink); }
.btn-primary:hover { background: #ffa834; }
.btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }
.btn-ghost:hover { border-color: #fff; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(22,24,27,.96); backdrop-filter: blur(6px); border-bottom: 1px solid rgba(255,255,255,.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; }
.brand img { width: 108px; height: 60px; border-radius: 3px; background: #fff; }
.site-nav { display: flex; align-items: center; gap: 1.75rem; }
.site-nav a { color: #d7dade; text-decoration: none; font: 600 1.05rem/1 var(--head); letter-spacing: .1em; text-transform: uppercase; transition: color .2s; }
.site-nav a:hover { color: var(--amber); }
.site-nav .nav-cta { color: var(--ink); background: var(--amber); padding: .6rem 1rem; border-radius: var(--radius); }
.site-nav .nav-cta:hover { color: var(--ink); background: #ffa834; }
.nav-toggle { display: none; background: none; border: 0; padding: .5rem; cursor: pointer; }
.nav-toggle .bar { display: block; width: 26px; height: 2px; background: #fff; margin: 6px 0; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(2) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bar:nth-child(3) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .bar:nth-child(4) { transform: translateY(-8px) rotate(-45deg); }

/* Hero */
.hero { background: radial-gradient(ellipse at 80% 40%, #3a2b18 0%, transparent 55%), linear-gradient(160deg, var(--steel-2), var(--ink)); color: #fff; overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: center; padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.hero h1 { font-size: clamp(2.5rem, 5.5vw, 4.4rem); }
.lead { font-size: 1.125rem; color: #c3c8ce; max-width: 34rem; margin: 1.25rem 0 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; }
.hero-media { margin: 0; justify-self: center; position: relative; }
.hero-media::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; border: 2px solid var(--amber); border-radius: var(--radius); }
.hero-media img { position: relative; width: min(320px, 70vw); aspect-ratio: 286 / 400; object-fit: cover; border-radius: var(--radius); box-shadow: 0 30px 60px rgba(0,0,0,.45); }

/* Sections */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section-alt { background: var(--paper-2); }
.section-dark { background: var(--steel); color: #e6e8eb; }
.section-head { text-align: center; margin-bottom: 2.75rem; }
.section-head h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
.section-head h2::after { content: ""; display: block; width: 56px; height: 3px; background: var(--amber); margin: 1rem auto 0; }
.section-head-sub { margin-top: 4.5rem; }

.card-grid { display: grid; gap: 1.25rem; }
.card-grid li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem 1rem 1.5rem; text-align: center; transition: transform .2s, box-shadow .2s, border-color .2s; }
.card-grid li:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(22,24,27,.08); border-color: var(--amber); }
.card-grid img { margin: 0 auto 1rem; }
.card-grid h3 { font-size: 1.3rem; }
.services { grid-template-columns: repeat(4, 1fr); }
.values { grid-template-columns: repeat(4, 1fr); }
.values img { width: 140px; height: 140px; }

.about { max-width: 820px; }
.about-body p { margin: 0 0 1.25rem; font-size: 1.05rem; color: #c9cdd2; }
.about-body p:first-child { font-size: 1.2rem; color: #fff; }

.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; counter-reset: step; position: relative; }
.steps li { text-align: center; position: relative; }
.steps li:not(:last-child)::after { content: ""; position: absolute; top: 60px; left: calc(50% + 70px); right: calc(-50% + 70px); height: 2px; background: repeating-linear-gradient(90deg, var(--amber) 0 8px, transparent 8px 14px); }
.steps img { width: 120px; height: 120px; margin: 0 auto 1rem; background: #fff; border-radius: 50%; }
.step-num { display: block; font: 600 .75rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--amber-dark); margin-bottom: .4rem; }
.steps h3 { font-size: 1.2rem; }

.gallery { display: grid; grid-template-columns: repeat(6, 1fr); gap: .75rem; }
.gallery a { display: block; overflow: hidden; border-radius: var(--radius); aspect-ratio: 2 / 3; background: var(--paper-2); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.gallery a:hover img { transform: scale(1.05); }

.industries { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; }
.industries li { background: var(--paper); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.industries img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.industries h3 { font-size: 1.2rem; padding: 1rem; text-align: center; }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3.5rem; align-items: start; }
.contact h2 { font-size: clamp(2rem, 4vw, 2.9rem); margin-bottom: 2rem; }
.contact dl { margin: 0; }
.contact dt { font: 600 .75rem/1 var(--body); letter-spacing: .16em; text-transform: uppercase; color: var(--amber); margin-top: 1.5rem; }
.contact dd { margin: .5rem 0 0; font-size: 1.1rem; }
.contact dd a { text-decoration: none; }
.contact dd a:hover { color: var(--amber); }
.contact-form { background: var(--steel-2); padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: var(--radius); display: grid; gap: 1.1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.contact-form label { display: grid; gap: .4rem; font-size: .9rem; font-weight: 600; color: #d7dade; }
.contact-form label span { color: var(--amber); }
.contact-form input, .contact-form textarea { width: 100%; font: inherit; font-weight: 400; color: #fff; background: var(--ink); border: 1px solid #454b52; border-radius: var(--radius); padding: .75rem .9rem; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--amber); outline: none; box-shadow: 0 0 0 3px rgba(247,148,29,.25); }
.contact-form textarea { resize: vertical; }
.contact-form .btn { justify-self: start; }
.hidden-field { display: none; }
.form-status { margin: 0; min-height: 1.5em; }
.form-status.ok { color: #8fd18f; }
.form-status.err { color: #ff8f8f; }

/* Footer */
.site-footer { background: var(--ink); color: #8d949c; font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem 2rem; padding-block: 1.75rem; }
.footer-inner p { margin: 0; }

/* Lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: 92vw; max-height: 92vh; }
.lightbox::backdrop { background: rgba(10,11,12,.88); }
.lightbox img { height: min(80vh, 640px); width: auto; border-radius: var(--radius); }
.lightbox-close { position: absolute; top: .5rem; right: .5rem; width: 2.5rem; height: 2.5rem; border: 0; border-radius: 50%; background: rgba(0,0,0,.6); color: #fff; font-size: 1.6rem; line-height: 1; cursor: pointer; }

/* Simple content pages (thank-you, 404) */
.simple-page { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 4rem 1.25rem; }
.simple-page h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); margin-bottom: 1rem; }
.simple-page p { color: var(--muted); margin: 0 0 2rem; }

/* Responsive */
@media (max-width: 1000px) {
  .services, .values { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 2.5rem; }
  .steps li:not(:last-child)::after { display: none; }
  .gallery { grid-template-columns: repeat(4, 1fr); }
  .industries { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--ink); padding: .5rem 1.25rem 1.25rem; border-bottom: 1px solid rgba(255,255,255,.08); display: none; }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,.06); }
  .site-nav .nav-cta { margin-top: 1rem; text-align: center; border: 0; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { display: none; }
  .contact { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .industries { grid-template-columns: repeat(2, 1fr); }
  .field-row { grid-template-columns: 1fr; }
  .card-grid li { padding: 1.25rem .75rem; }
  .card-grid h3 { font-size: 1.1rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}