:root {
  --ink: #111417;
  --graphite: #080b0d;
  --graphite-2: #111820;
  --steel: #52616a;
  --muted: #69747c;
  --line: #d9dedf;
  --line-dark: rgba(255, 255, 255, 0.16);
  --paper: #f7f6f2;
  --white: #ffffff;
  --teal: #007b75;
  --teal-dark: #005a56;
  --copper: #b67a3d;
  --logo-gold: #d6ab7e;
  --shadow: 0 24px 80px rgba(8, 11, 13, 0.14);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip-link { position: absolute; top: -48px; left: 18px; z-index: 50; padding: 9px 12px; color: var(--white); background: var(--graphite); }
.skip-link:focus { top: 18px; }
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 20; height: 76px; overflow: visible;
  display: flex; align-items: center; gap: 26px;
  padding: 0 clamp(18px, 4vw, 66px);
  color: var(--white);
  background: linear-gradient(180deg, rgba(8, 11, 13, 0.86), rgba(8, 11, 13, 0.18));
  transition: background 180ms ease, border-color 180ms ease;
}
.site-header.is-solid { background: rgba(8, 11, 13, 0.96); border-bottom: 1px solid var(--line-dark); }
.site-mark { display: inline-flex; align-items: center; gap: 11px; width: clamp(246px, 23vw, 312px); flex: 0 0 auto; color: var(--logo-gold); }
.brand-symbol { width: clamp(40px, 3.8vw, 50px); height: auto; flex: 0 0 auto; object-fit: contain; filter: drop-shadow(0 8px 22px rgba(0,0,0,0.2)); }
.brand-wordmark { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 2px; min-width: 0; height: 46px; color: var(--logo-gold); line-height: 1; text-align: left; text-transform: none; text-shadow: 0 8px 22px rgba(0,0,0,0.18); }
.brand-name, .brand-subline, .hero-brand-name, .hero-brand-subline { display: block; width: auto; font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif; white-space: nowrap; text-align: left; }
.brand-name { font-size: clamp(17px, 1.45vw, 22px); font-weight: 720; letter-spacing: 0.035em; }
.brand-subline { font-size: clamp(16px, 1.25vw, 18px); font-weight: 640; letter-spacing: 0.004em; }
.hero-brand { display: inline-flex; align-items: center; gap: 16px; margin: 0 0 28px; color: var(--logo-gold); filter: drop-shadow(0 20px 52px rgba(0,0,0,0.3)); }
.hero-brand-symbol { width: min(98px, 20vw); height: auto; flex: 0 0 auto; }
.hero-brand-wordmark { display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 5px; min-width: 0; color: var(--logo-gold); line-height: 1; text-align: left; text-transform: none; }
.hero-brand-name { font-size: clamp(30px, 3.8vw, 50px); font-weight: 720; letter-spacing: 0.035em; }
.hero-brand-subline { font-size: clamp(28px, 2.75vw, 36px); font-weight: 640; letter-spacing: 0.004em; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: clamp(14px, 2vw, 28px); color: rgba(255,255,255,0.78); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.site-nav a:hover, .site-nav a:focus, .site-nav a.is-active { color: var(--white); }
.nav-item.has-menu { position: relative; display: flex; align-items: center; min-height: 76px; }
.nav-item.has-menu > a::after { content: ""; display: inline-block; width: 6px; height: 6px; margin-left: 8px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-2px) rotate(45deg); }
.nav-menu { position: absolute; top: calc(100% - 8px); left: 50%; z-index: 40; width: min(720px, calc(100vw - 36px)); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; padding: 12px; color: var(--white); background: rgba(7, 10, 11, 0.995); border: 1px solid rgba(255,255,255,0.11); box-shadow: 0 28px 80px rgba(0,0,0,0.38); opacity: 0; pointer-events: none; transform: translate(-46%, 10px); transition: opacity 160ms ease, transform 160ms ease; }
.nav-menu-applications { width: min(560px, calc(100vw - 36px)); }
.nav-menu::before { content: ""; position: absolute; left: 0; right: 0; top: -18px; height: 18px; }
.has-menu:hover .nav-menu, .has-menu:focus-within .nav-menu, .has-menu.is-open .nav-menu { opacity: 1; pointer-events: auto; transform: translate(-46%, 0); }
.nav-menu a { display: grid; gap: 5px; min-height: 58px; padding: 12px 14px; color: rgba(255,255,255,0.92); background: rgba(255,255,255,0.035); border: 1px solid transparent; font-size: 13px; font-weight: 600; line-height: 1.32; letter-spacing: 0; text-transform: none; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
.nav-menu a:hover, .nav-menu a:focus { color: var(--white); border-color: rgba(214,171,126,0.34); background: rgba(0,123,117,0.2); }
.nav-menu span { color: var(--logo-gold); font-size: 10.5px; font-weight: 700; line-height: 1.2; letter-spacing: 0.075em; text-transform: uppercase; -webkit-font-smoothing: antialiased; }
.nav-cta { display: inline-flex; align-items: center; min-height: 38px; padding: 0 14px; border: 1px solid rgba(255,255,255,0.45); color: var(--white); font-size: 12px; font-weight: 800; letter-spacing: 0.07em; text-transform: uppercase; }
.hero { position: relative; min-height: min(820px, 94vh); display: grid; align-items: end; overflow: hidden; color: var(--white); background: var(--graphite); }
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 130px; background: linear-gradient(180deg, rgba(247,246,242,0), var(--paper)); pointer-events: none; }
.hero-media { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,11,13,0.92), rgba(8,11,13,0.56) 45%, rgba(8,11,13,0.18)), linear-gradient(180deg, rgba(8,11,13,0.2), rgba(8,11,13,0.72)), url("./pilot-plant-equipment-hero.jpg") center / cover no-repeat; transform: scale(1.01); }
.hero-content { position: relative; z-index: 1; width: min(900px, calc(100% - 36px)); margin: 0 0 clamp(86px, 13vh, 132px) clamp(18px, 7vw, 104px); }
.eyebrow { margin: 0 0 12px; color: var(--copper); font-size: 12px; font-weight: 900; letter-spacing: 0.14em; line-height: 1.2; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.05; letter-spacing: 0; }
.hero h1 { max-width: 840px; margin-bottom: 22px; font-size: clamp(48px, 7vw, 96px); }
.hero-copy { max-width: 720px; margin-bottom: 34px; color: rgba(255,255,255,0.78); font-size: clamp(18px, 2vw, 24px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border: 1px solid transparent; border-radius: 3px; font-weight: 900; cursor: pointer; letter-spacing: 0.02em; }
.button.primary { color: var(--white); background: var(--teal); box-shadow: 0 16px 42px rgba(0,90,86,0.28); }
.button.primary:hover, .button.primary:focus { background: var(--teal-dark); }
.button.secondary { color: var(--white); border-color: rgba(255,255,255,0.34); background: rgba(255,255,255,0.04); }
.button.ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.button.full { width: 100%; }
.hero-spec { position: relative; z-index: 1; width: min(1180px, calc(100% - 36px)); margin: 0 auto 34px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line-dark); background: rgba(8,11,13,0.58); backdrop-filter: blur(12px); }
.hero-spec div { padding: 18px 20px; border-right: 1px solid var(--line-dark); }
.hero-spec div:last-child { border-right: 0; }
.hero-spec span, .spec-table span, .proof-grid span, .machine-list span, .data-list span { display: block; color: var(--muted); font-size: 12px; font-weight: 900; letter-spacing: 0.11em; text-transform: uppercase; }
.hero-spec strong { display: block; margin-top: 4px; font-size: 17px; color: var(--white); }
section { padding: clamp(72px, 9vw, 122px) clamp(18px, 5vw, 76px); }
.statement { padding-top: clamp(88px, 11vw, 140px); }
.statement-inner, .section-head, .selection-strip, .page-hero-inner, .content-grid, .route-list, .wide-panel { width: min(1180px, 100%); margin: 0 auto; }
.statement-inner { display: grid; grid-template-columns: minmax(260px, 0.95fr) minmax(0, 1.05fr); gap: clamp(32px, 6vw, 88px); align-items: end; }
.statement h2, .section-head h2, .selection-strip h2, .page-hero h1, .quote h2 { margin-bottom: 0; font-size: clamp(34px, 5vw, 64px); }
.statement p:last-child, .section-head p, .selection-strip p, .page-hero p, .content-grid p, .wide-panel p, .quote p { color: var(--muted); font-size: 17px; }
.section-head { margin-bottom: 38px; }
.section-head.split { display: grid; grid-template-columns: minmax(280px, 0.9fr) minmax(0, 0.82fr); gap: clamp(30px, 5vw, 80px); align-items: end; }
.link-grid, .proof-grid, .machine-grid, .application-grid, .step-grid, .utility-grid { width: min(1180px, 100%); margin: 0 auto; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.link-grid, .proof-grid, .machine-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.index-tile, .proof-grid article, .machine-card, .application-card, .step-card, .utility-card { min-height: 260px; padding: 28px; background: var(--white); }
.index-tile { display: flex; flex-direction: column; justify-content: space-between; }
.index-tile span, .machine-card span, .step-card span { color: var(--copper); font-size: 12px; font-weight: 900; letter-spacing: 0.12em; }
.index-tile h3, .proof-grid h3, .machine-card h3, .application-card h3, .step-card h3, .utility-card h3 { margin: 18px 0 10px; font-size: 24px; }
.index-tile p, .proof-grid p, .machine-card p, .application-card p, .step-card p, .utility-card p { margin-bottom: 0; }
.index-tile:hover, .index-tile:focus { background: #fbfaf7; }
.dark-band { color: var(--white); background: var(--graphite); }
.dark-band .section-head p, .dark-band .proof-grid p, .dark-band .proof-grid span { color: rgba(255,255,255,0.66); }
.dark-band .proof-grid { background: var(--line-dark); border-color: var(--line-dark); }
.dark-band .proof-grid article { background: var(--graphite-2); }
.proof-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.proof-grid article { min-height: 250px; }
.selection-strip { display: grid; grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 76px); align-items: start; }
.route-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.route-list a { display: flex; justify-content: space-between; gap: 18px; padding: 20px 22px; background: var(--white); font-weight: 850; }
.route-list a::after { content: "Open"; color: var(--teal); font-size: 12px; font-weight: 900; letter-spacing: 0.1em; text-transform: uppercase; }
.page-hero { padding-top: 150px; color: var(--white); background: linear-gradient(90deg, rgba(8,11,13,0.94), rgba(8,11,13,0.72)), url("./pilot-plant-equipment-hero.jpg") center / cover no-repeat; }
.page-hero-inner { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.45fr); gap: clamp(34px, 5vw, 82px); align-items: end; }
.page-hero p { color: rgba(255,255,255,0.72); }
.page-summary { border-top: 1px solid var(--line-dark); padding-top: 18px; }
.page-summary strong { display: block; margin-bottom: 8px; font-size: 24px; }
.content-grid { display: grid; grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.1fr); gap: clamp(30px, 6vw, 90px); }
.content-grid h2, .wide-panel h2 { margin-bottom: 16px; font-size: clamp(30px, 4vw, 52px); }
.machine-list, .data-list { display: grid; gap: 16px; }
.machine-list article, .data-list article { border-top: 1px solid var(--line); padding-top: 18px; }
.machine-list h3, .data-list h3 { margin: 7px 0 8px; font-size: 22px; }
.machine-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.application-grid, .step-grid, .utility-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.spec-table { width: min(1180px, 100%); margin: 0 auto; overflow-x: auto; border: 1px solid var(--line); background: var(--white); box-shadow: var(--shadow); }
table { width: 100%; min-width: 760px; border-collapse: collapse; }
th, td { padding: 18px 20px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--white); background: var(--graphite); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
tbody tr:last-child td { border-bottom: 0; }
.quote { width: min(1180px, calc(100% - 36px)); margin: clamp(72px, 9vw, 122px) auto; padding: clamp(30px, 5vw, 62px); display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(320px, 0.78fr); gap: clamp(28px, 5vw, 72px); color: var(--white); background: var(--graphite); border: 1px solid rgba(255,255,255,0.14); }
.quote p { color: rgba(255,255,255,0.68); }
.quote-form { display: grid; gap: 14px; padding: 24px; color: var(--ink); background: var(--white); }
label span { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 900; letter-spacing: 0.05em; text-transform: uppercase; }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 0; padding: 12px 13px; color: var(--ink); background: var(--white); font: inherit; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(0,123,117,0.18); border-color: var(--teal); }
.form-status { margin: 0; color: var(--teal-dark); font-weight: 800; white-space: pre-wrap; }
.site-footer { display: flex; justify-content: space-between; gap: 24px; padding: 38px clamp(18px, 5vw, 76px); color: rgba(255,255,255,0.68); background: var(--graphite); border-top: 1px solid var(--line-dark); }
.footer-brand { display: inline-flex; align-items: center; gap: 11px; margin-bottom: 12px; color: var(--logo-gold); }
.footer-brand .brand-symbol { width: 48px; }
.footer-brand .brand-wordmark { height: 46px; }
.footer-brand .brand-name { font-size: 21px; letter-spacing: 0.035em; }
.footer-brand .brand-subline { font-size: 18px; letter-spacing: 0.004em; }
.site-footer strong { display: block; color: var(--white); margin-bottom: 0; }
.site-footer p { margin: 0; max-width: 620px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 16px; color: rgba(255,255,255,0.82); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }
@media (max-width: 980px) {
  .site-header { height: auto; min-height: 112px; flex-wrap: wrap; align-content: center; row-gap: 10px; padding-top: 12px; padding-bottom: 12px; background: rgba(8, 11, 13, 0.96); border-bottom: 1px solid var(--line-dark); }
  .site-mark { flex: 0 0 clamp(238px, 44vw, 306px); }
  .brand-symbol { width: 44px; }
  .site-nav { order: 3; width: 100%; margin-left: 0; display: flex; gap: 8px; overflow-x: auto; overflow-y: hidden; padding: 2px 0 4px; color: rgba(255,255,255,0.82); font-size: 11px; letter-spacing: 0.06em; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .site-nav a { flex: 0 0 auto; padding: 7px 10px; border: 1px solid rgba(255,255,255,0.16); background: rgba(255,255,255,0.05); }
  .nav-item.has-menu { min-height: auto; position: static; display: contents; }
  .nav-item.has-menu > a::after { display: none; }
  .nav-menu { position: static; width: auto; display: contents; opacity: 1; pointer-events: auto; transform: none; padding: 0; background: transparent; border: 0; box-shadow: none; }
  .has-menu:hover .nav-menu, .has-menu:focus-within .nav-menu, .has-menu.is-open .nav-menu { transform: none; }
  .nav-menu::before { display: none; }
  .nav-menu a { min-height: auto; display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; font-size: 11.5px; font-weight: 600; letter-spacing: 0; text-transform: none; background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.16); }
  .nav-menu span { color: var(--logo-gold); font-size: 9.5px; font-weight: 700; }
  .nav-cta { margin-left: auto; }
  .page-hero { padding-top: 190px; }
  .hero-spec, .link-grid, .machine-grid, .proof-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .statement-inner, .section-head.split, .selection-strip, .page-hero-inner, .content-grid, .quote { grid-template-columns: 1fr; }
  .application-grid, .step-grid, .utility-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .site-header { min-height: 116px; gap: 10px; padding-left: 14px; padding-right: 14px; }
  .site-mark { flex-basis: 214px; gap: 8px; }
  .brand-symbol { width: 34px; }
  .brand-wordmark { height: 39px; gap: 2px; }
  .brand-name { font-size: 16px; letter-spacing: 0.025em; }
  .brand-subline { font-size: 14px; letter-spacing: 0.004em; }
  .hero-brand { gap: 12px; margin-bottom: 22px; }
  .hero-brand-symbol { width: min(70px, 20vw); }
  .hero-brand-name { font-size: 28px; letter-spacing: 0.025em; }
  .hero-brand-subline { font-size: 22px; letter-spacing: 0.004em; }
  .site-nav { gap: 6px; font-size: 10px; }
  .site-nav a, .nav-menu a { padding: 6px 8px; }
  .nav-cta { margin-left: auto; min-height: 34px; padding: 0 8px; font-size: 10px; }
  .page-hero { padding-top: 192px; }
  .hero { min-height: 760px; }
  .hero-media { background-position: 62% center; }
  .hero-content { margin: 0 auto 46px; }
  .hero h1 { font-size: 44px; }
  .hero-actions { flex-direction: column; }
  .hero-spec, .link-grid, .machine-grid, .proof-grid { grid-template-columns: 1fr; }
  .hero-spec { width: calc(100% - 36px); }
  .hero-spec div { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .hero-spec div:last-child { border-bottom: 0; }
  .index-tile, .proof-grid article, .machine-card, .application-card, .step-card, .utility-card { min-height: auto; padding: 24px; }
  .quote { width: calc(100% - 28px); padding: 22px; }
  .quote-form { padding: 18px; }
  .site-footer { flex-direction: column; }
}
body.rfq-modal-open { overflow: hidden; }
.rfq-modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 24px; opacity: 0; pointer-events: none; transition: opacity 180ms ease; }
.rfq-modal.is-open { opacity: 1; pointer-events: auto; }
.rfq-backdrop { position: absolute; inset: 0; background: rgba(3, 6, 8, 0.72); backdrop-filter: blur(8px); }
.rfq-dialog { position: relative; width: min(760px, 100%); max-height: calc(100vh - 48px); overflow: auto; padding: clamp(24px, 4vw, 42px); color: var(--ink); background: var(--white); border: 1px solid rgba(255,255,255,0.18); box-shadow: 0 34px 100px rgba(0,0,0,0.42); }
.rfq-close { position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 0; color: var(--ink); background: var(--paper); font-size: 13px; font-weight: 900; cursor: pointer; }
.rfq-close:hover, .rfq-close:focus { color: var(--white); background: var(--teal-dark); border-color: var(--teal-dark); }
.rfq-intro { margin: 0 44px 22px 0; }
.rfq-intro h2 { margin: 0 0 10px; font-size: clamp(28px, 4vw, 46px); }
.rfq-intro p:last-child { margin-bottom: 0; color: var(--muted); font-size: 16px; }
.rfq-dialog .quote-form { padding: 0; background: transparent; }
@media (max-width: 620px) {
  .rfq-modal { padding: 12px; align-items: start; }
  .rfq-dialog { max-height: calc(100vh - 24px); padding: 22px; }
  .rfq-intro { margin-right: 38px; }
}

.equipment-visual { width: min(1180px, calc(100% - 36px)); margin: -34px auto 58px; overflow: hidden; border: 1px solid var(--line); background: var(--white); box-shadow: 0 28px 80px rgba(8,11,13,0.11); }
.equipment-visual img { display: block; width: 100%; height: auto; max-height: 760px; object-fit: contain; background: linear-gradient(180deg, rgba(255,255,255,0.72), rgba(243,241,236,0.68)); }
.equipment-visual figcaption { padding: 14px 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.55; }
.equipment-card-media { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: contain; margin: -8px 0 18px; border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,0.76), rgba(243,241,236,0.7)); }
a.machine-card .equipment-card-media { transition: transform 180ms ease, border-color 180ms ease; }
a.machine-card:hover .equipment-card-media, a.machine-card:focus-visible .equipment-card-media { transform: translateY(-2px); border-color: rgba(214,171,126,0.48); }
@media (max-width: 720px) { .equipment-visual { margin-top: -18px; margin-bottom: 42px; } .equipment-visual figcaption { font-size: 13px; } }