:root {
  --ink: #1b1d1f;
  --mute: #5b6066;
  --rule: #d5d9dd;
  --paper: #ffffff;
  --alt: #f3f4f5;
  --dark: #1e2226;
  --dark2: #2a2f34;
  --band: #f2c200;
  --band-ink: #1e2226;
  --on-dark: #e9ecef;
  --on-dark-mute: #a9b0b7;
  --display: "Bahnschrift", "DIN Alternate", "Barlow", "Segoe UI", system-ui, sans-serif;
  --body: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --w: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.6 var(--body); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; letter-spacing: .01em; line-height: 1.15; margin: 0 0 .5em; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.05rem; margin-bottom: .25em; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--band); color: var(--band-ink); padding: 8px 14px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--band); outline-offset: 2px; }

/* ---------------------------------------------------------- header */
.top { position: sticky; top: 0; z-index: 50; background: var(--dark); color: #fff; border-bottom: 3px solid var(--band); }
.bar { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; }
.logo b { display: block; font-family: var(--display); font-size: 1.45rem; letter-spacing: .14em; line-height: 1; }
.logo small { display: block; font-size: .62rem; letter-spacing: .32em; color: #c8ccd0; margin-top: 3px; }
nav#nav { display: flex; align-items: center; gap: 28px; }
nav#nav a { text-decoration: none; font-size: .95rem; color: var(--on-dark); }
nav#nav a:hover { color: var(--band); }
nav#nav a.btn { color: var(--band-ink); }
.menu { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.menu span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: transform .2s, opacity .2s; }

.btn { display: inline-block; background: var(--band); color: var(--band-ink); font-family: var(--display); font-weight: 600; letter-spacing: .04em;
  text-decoration: none; padding: 13px 24px; border: 2px solid var(--band); transition: background .15s, color .15s; }
.btn:hover { background: #ffd633; border-color: #ffd633; }
.btn.small { padding: 8px 16px; font-size: .9rem; }
.btn.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.btn.ghost:hover { border-color: var(--band); color: var(--band); }

/* ---------------------------------------------------------- hero */
.hero { background: var(--dark); color: #fff; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 80% 20%, rgba(242,194,0,.10), transparent 55%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 80px; position: relative; }
.eyebrow { font-family: var(--display); letter-spacing: .22em; text-transform: uppercase; font-size: .8rem; color: var(--band); margin-bottom: 1.2em; }
.eyebrow.dark { color: var(--mute); }
.eyebrow.dark::before { content: ""; display: inline-block; width: 22px; height: 3px; background: var(--band); vertical-align: middle; margin-right: 10px; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.7rem); font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--band); }
.lede { font-size: 1.12rem; color: var(--on-dark); max-width: 36em; }
.ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-img { margin: 0; border: 1px solid #3a4148; background: #111; }
.hero-img img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.hero-img figcaption { font-size: .8rem; color: var(--on-dark-mute); padding: 10px 14px; border-top: 1px solid #3a4148; }
.hazard { height: 14px; background: repeating-linear-gradient(-45deg, var(--band) 0 14px, var(--dark) 14px 28px); }

.stats { background: var(--dark2); color: #fff; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-grid div { padding: 28px 22px; border-left: 1px solid #3a4148; }
.stat-grid div:first-child { border-left: 0; padding-left: 0; }
.stat-grid b { display: block; font-family: var(--display); font-size: 2.1rem; color: var(--band); line-height: 1.1; }
.stat-grid span { font-size: .9rem; color: var(--on-dark-mute); }

/* ---------------------------------------------------------- sections */
.section { padding: 96px 0; }
.section.alt { background: var(--alt); }
.section.dark { background: var(--dark); color: #fff; }
.section.dark p { color: var(--on-dark); }
.intro { font-size: 1.1rem; color: var(--mute); max-width: 46em; margin-bottom: 48px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.tag { font-family: var(--display); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mute); margin-bottom: .5em; }

.spot { display: grid; grid-template-columns: 340px 1fr; gap: 48px; background: var(--dark); color: #fff; padding: 48px; position: relative; }
.spot::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 6px; background: var(--band); }
.spot .tag { color: var(--band); }
.spot h3 { font-size: 2rem; }
.spot p { color: var(--on-dark); }
.spot-art { display: flex; align-items: center; justify-content: center; background: radial-gradient(circle at 50% 40%, #2f3a44, #15191d 70%); padding: 24px; }
.spot-art img { width: 230px; }
.ticks { list-style: none; padding: 0; margin: 0 0 24px; }
.ticks li { position: relative; padding-left: 28px; margin-bottom: 8px; color: var(--on-dark); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .45em; width: 12px; height: 12px; background: var(--band); }

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.chips div { border: 1px solid var(--rule); padding: 6px 12px; }
.spot .chips div { border-color: #3a4148; }
.chips dt { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.spot .chips dt { color: var(--on-dark-mute); }
.chips dd { margin: 0; font-family: var(--display); font-weight: 600; }

.range { margin: 56px 0 64px; }
.range-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 20px; }
.mini { display: flex; gap: 16px; align-items: flex-start; border-top: 3px solid var(--ink); padding-top: 16px; }
.mini img { width: 70px; flex: none; }
.mini p { font-size: .92rem; color: var(--mute); margin: 0; }
.note { margin-top: 20px; color: var(--mute); font-size: .95rem; }

.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.card { border: 1px solid var(--rule); padding: 32px; display: flex; flex-direction: column; transition: border-color .15s, transform .15s; }
.card:hover { border-color: var(--ink); transform: translateY(-2px); }
.card-art { height: 180px; display: flex; align-items: center; justify-content: center; background: var(--alt); margin: -32px -32px 24px; border-bottom: 1px solid var(--rule); }
.card-art img { max-height: 150px; width: auto; }
.card p { color: var(--mute); }
.card .chips { margin-top: auto; }

.flow { list-style: none; counter-reset: f; padding: 0; margin: 0; }
.flow li { counter-increment: f; position: relative; padding: 16px 0 16px 64px; border-bottom: 1px solid var(--rule); }
.flow li::before { content: counter(f, decimal-leading-zero); position: absolute; left: 0; top: 14px; font-family: var(--display); font-size: 1.5rem; font-weight: 700; color: var(--band-ink);
  background: var(--band); width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; }

.sectors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 40px; }
.sectors div { border-top: 3px solid var(--band); padding-top: 18px; }
.sectors p { color: var(--mute); font-size: .95rem; }

.certs { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.certs li { border: 1px solid #3a4148; padding: 18px; }
.certs b { display: block; font-family: var(--display); font-size: 1.15rem; color: var(--band); }
.certs span { font-size: .9rem; color: var(--on-dark-mute); }

.panel { background: var(--alt); padding: 32px; border-left: 6px solid var(--band); }
.section.alt .panel { background: #fff; }
.contact { margin: 0; display: grid; gap: 18px; }
.contact dt { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--mute); }
.contact dd { margin: 2px 0 0; }
.contact a { text-decoration-color: var(--band); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.group { background: #fbfcfb; border: 1px solid var(--rule); }

/* ---------------------------------------------------------- footer */
.foot { background: var(--dark); color: var(--on-dark-mute); padding: 48px 0 32px; border-top: 6px solid var(--band); font-size: .9rem; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; }
.foot .logo { margin-bottom: 16px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 10px 24px; align-content: start; }
.foot nav a { text-decoration: none; color: var(--on-dark); }
.foot nav a:hover { color: var(--band); }
.foot .legal { grid-column: 1 / -1; border-top: 1px solid #3a4148; padding-top: 20px; margin: 8px 0 0; }

/* ---------------------------------------------------------- 404 */
.nf { min-height: 70vh; display: flex; align-items: center; }
.nf h1 { font-size: clamp(2rem, 5vw, 3rem); }

/* ---------------------------------------------------------- responsive */
@media (max-width: 980px) {
  .hero-grid, .two { grid-template-columns: 1fr; gap: 40px; }
  .spot { grid-template-columns: 1fr; padding: 32px; }
  .spot-art img { width: 180px; }
  .range-grid, .sectors { grid-template-columns: 1fr 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .stat-grid div { border-left: 0; padding-left: 0; }
}
@media (max-width: 760px) {
  .menu { display: block; }
  nav#nav { position: absolute; top: 71px; left: 0; right: 0; background: var(--dark); flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 20px;
    border-bottom: 3px solid var(--band); display: none; }
  nav#nav.open { display: flex; }
  nav#nav a { padding: 12px 0; border-bottom: 1px solid #3a4148; }
  nav#nav a.btn { margin-top: 14px; text-align: center; border-bottom: 2px solid var(--band); }
  .menu[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .wrap { padding: 0 16px; }
  .section { padding: 64px 0; }
  .hero-grid { padding-top: 40px; padding-bottom: 48px; }
  .cards, .range-grid, .sectors, .certs, .foot-grid { grid-template-columns: 1fr; }
  .card { padding: 24px; } .card-art { margin: -24px -24px 20px; }
  .spot { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .btn, .menu span { transition: none; }
}