/* DVN Energy Solutions — framework-free, responsive site. */
:root {
  color-scheme: light;
  --bg: #fafbfd;
  --ink: #242a33;
  --muted: #747b86;
  --surface: #f3f5f7;
  --surface2: #e9edf1;
  --border: #dce0e5;
  --orange: #c65b1b;
  --orange-soft: #ffe0b5;
  --teal: #236187;
  --teal-deep: #225a7d;
  --white: #fff;
  --site-width: 1240px;
  --ease: cubic-bezier(.22,1,.36,1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 14px/1.6 "Open Sans", system-ui, -apple-system, Segoe UI, sans-serif; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4, p, figure, dl, dd, ol, ul { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3, h4 { font-weight: 600; letter-spacing: -.02em; line-height: 1.2; }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
::selection { background: #f3c29e; }
.container { width: min(100% - 40px, var(--site-width)); margin-inline: auto; }
.muted, .section-head > p, .about-section p, .strength-card p, .about-credential p, .cap-card > p, .roi-benefits p, .payback-grid p, .process-steps p, .signoff > p:not(.eyebrow), .flagship-copy > p:not(.flagship-at), .project-timeline p, .testimonial-copy > p, .cert-card p, .rotary > div > p:not(.eyebrow), .founder-copy > p:not(.eyebrow), .faq-list details > p, .enquiry-grid > div:first-child > p:not(.eyebrow), .careers-grid .section-head > p, .career-card > p:not(.eyebrow), .footer p, .footer address, .footer-columns a { color: var(--muted); }
.eyebrow { color: var(--orange); text-transform: uppercase; font-size: 11px; font-weight: 700; letter-spacing: .18em; line-height: 1.5; }
.orange-rule, .teal-rule { display: block; width: 28px; height: 2px; background: var(--orange); }
.teal-rule { background: var(--teal); }
.teal-text { color: var(--teal)!important; }
.number { color: var(--orange); font-size: 12px; font-weight: 700; font-variant-numeric: tabular-nums; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 20px; min-height: 46px; font-weight: 700; line-height: 1.3; font-size: 13px; white-space: nowrap; text-align: center; border: 1px solid transparent; transition: background .25s, border-color .25s, color .25s, opacity .25s, transform .25s; }
.btn:hover { transform: translateY(-1px); }
.btn-orange { color: #fff; background: var(--orange); border-color: var(--orange); }
.btn-orange:hover { background: #a84710; border-color: #a84710; }
.btn-ghost { color: #fff; border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.05); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: #ffbc80; color: #ffe0b5; }
.btn-outline-dark { border-color: var(--border); }
.skip-link { position: fixed; top: -70px; left: 16px; z-index: 150; background: var(--orange); padding: 10px 16px; color: #fff; font-weight: 700; }
.skip-link:focus { top: 16px; }
/* Fixed navigation transitions from transparent over hero to solid. */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; border-bottom: 1px solid transparent; color: #fff; transition: background .3s, color .3s, border-color .3s; }
.site-header.is-solid { color: var(--ink); background: rgba(250,251,253,.94); border-bottom-color: var(--border); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav-inner { height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.nav-brand { display: flex; align-items: center; flex: 0 0 auto; }
.nav-brand img { object-fit: contain; object-position: left center; width: auto; height: 44px; transition: height .25s; }
.nav-brand .logo-dark { display: none; }
.is-solid .nav-brand img { height: 36px; }
.is-solid .nav-brand .logo-light { display: none; }
.is-solid .nav-brand .logo-dark { display: block; }
.desktop-nav { display: flex; align-items: center; gap: clamp(13px,2vw,28px); white-space: nowrap; }
.desktop-nav > a:not(.btn) { position: relative; font-size: 13px; color: rgba(255,255,255,.88); transition: color .2s; }
.desktop-nav > a:not(.btn):hover, .desktop-nav > a.is-active { color: #ffbf89; }
.is-solid .desktop-nav > a:not(.btn) { color: var(--muted); }
.is-solid .desktop-nav > a:not(.btn):hover, .is-solid .desktop-nav > a.is-active { color: var(--orange); }
.desktop-nav > a:not(.btn).is-active::after { content: ""; position: absolute; left: 0; bottom: -5px; right: 0; height: 1px; background: var(--orange); }
.desktop-nav .nav-email { color: inherit!important; font-weight: 700; }
.desktop-nav .nav-cta { padding: 9px 13px; min-height: 38px; }
.menu-toggle { display: none; flex-direction: column; gap: 6px; align-items: center; justify-content: center; width: 40px; height: 40px; color: inherit; background: transparent; border: 1px solid currentColor; }
.menu-toggle span { display: block; height: 1px; width: 16px; background: currentColor; transition: transform .2s; }
.menu-toggle[aria-expanded=true] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded=true] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-nav { display: none; }
/* Hero slideshow: source imagery, faithful bottom-weighted treatment. */
.hero { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 100svh; overflow: hidden; background: #162632; color: #fff; isolation: isolate; }
.hero-slides, .hero-shade, .hero-top-shade { position: absolute; inset: 0; }
.hero-slide { position: absolute; inset: 0; opacity: 0; pointer-events: none; transition: opacity 1000ms ease; }
.hero-slide.is-active { opacity: 1; }
.hero-picture, .hero-picture img { display: block; width: 100%; height: 100%; }
.hero-picture img { object-fit: cover; }
.hero-shade { background: linear-gradient(to top, rgba(20,27,35,.9) 0%, rgba(20,27,35,.23) 54%, transparent 100%); pointer-events: none; }
.hero-top-shade { height: 130px; bottom: auto; background: linear-gradient(to bottom, rgba(20,27,35,.42), transparent); pointer-events: none; }
.hero-body { position: relative; display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: end; gap: 32px; padding-top: 105px; padding-bottom: 40px; text-shadow: 0 1px 16px #101d2e80; }
.hero-copy { min-width: 0; }
.hero-eyebrow { color: #fff; }
.hero h1 { margin-top: 15px; max-width: 780px; font-size: clamp(28px,3.5vw,48px); line-height: 1.1; letter-spacing: -.028em; text-wrap: balance; }
.hero h1 span { color: #ffd088; }
.hero-aside { display: flex; flex-direction: column; align-items: flex-end; gap: 14px; }
.hero-sub { color: #e4e8ed; font-size: 13px; line-height: 1.6; max-width: 380px; text-align: right; }
.hero-actions { display: flex; gap: 10px; justify-content: flex-end; }
.hero-dots { display: flex; align-items: center; gap: 8px; padding-top: 4px; }
.hero-dots button { height: 12px; width: 24px; border: none; background: transparent; padding: 4px 0; }
.hero-dots button::before { content: ""; display: block; height: 2px; width: 100%; background: rgba(255,255,255,.4); transition: background .3s; }
.hero-dots button.is-active { width: 48px; }
.hero-dots button.is-active::before { background: var(--orange); }
.hero-stat-bar { position: relative; border-top: 1px solid #ffffff38; background: #18263055; backdrop-filter: blur(12px); }
.hero-stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; padding-top: 22px; padding-bottom: 23px; }
.hero-stat-number { color: #fff; font-size: 23px; font-weight: 700; line-height: 1.3; font-variant-numeric: tabular-nums; }
.hero-stat-label { margin-top: 5px; color: #cbd3dd; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
/* About and shared section structure */
.about-section { background: var(--surface); border-bottom: 1px solid var(--border); }
.about-grid { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); gap: 25px; padding-top: 78px; padding-bottom: 78px; }
.about-intro { grid-column: span 4; padding-right: 14px; }
.about-intro h2 { margin-top: 12px; font-size: clamp(26px,3vw,38px); }
.about-intro > p:not(.eyebrow) { margin-top: 16px; line-height: 1.75; font-size: 14px; }
.about-intro h3 { margin-top: 24px; font-size: 19px; letter-spacing: .02em; text-transform: uppercase; }
.about-intro h3 + p { margin-top: 5px!important; }
.about-strengths { grid-column: span 8; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); background: var(--border); gap: 1px; border: 1px solid var(--border); }
.strength-card { background: #fff; padding: 25px; transition: background .2s; }
.strength-card:hover { background: var(--surface2); }
.strength-card h3 { margin-top: 12px; font-size: 15px; line-height: 1.4; }
.strength-card p { margin-top: 9px; font-size: 13px; line-height: 1.7; }
.about-credentials { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; border: 1px solid var(--border); background: var(--border); }
.about-credential { padding: 24px; background: var(--bg); }
.about-credential strong { display: block; color: var(--orange); margin-top: 12px; font-size: 28px; letter-spacing: -.03em; }
.about-credential h3 { margin-top: 2px; font-size: 14px; letter-spacing: 0; font-weight: 600; }
.about-credential p { margin-top: 9px; font-size: 12px; line-height: 1.7; }
.section { position: relative; border-top: 1px solid var(--border); }
.section.surface-soft { background: #f8f9fa; }
.section.surface { background: var(--surface); }
.section-inner { padding-block: 80px; }
.section-head { max-width: 780px; }
.section-kicker { display: flex; align-items: center; gap: 12px; }
.section-kicker i:first-child { width: 28px; height: 2px; background: var(--orange); }
.section-kicker i:nth-child(2) { width: 12px; height: 2px; background: #7dabbf; }
.section-kicker span { color: var(--orange); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .18em; }
.section-head h2 { margin-top: 15px; font-size: clamp(27px,3.5vw,48px); line-height: 1.12; letter-spacing: -.035em; text-wrap: balance; }
.section-head > p { margin-top: 16px; font-size: 15px; line-height: 1.8; white-space: pre-line; }
/* Capability system */
.capability-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; margin-top: 45px; border: 1px solid var(--border); background: var(--border); }
.cap-card { position: relative; min-width: 0; background: var(--bg); padding: 28px; transition: background .2s; }
.cap-card:hover { background: var(--surface2); }
.cap-n { position: absolute; right: 28px; top: 26px; font-size: 40px; color: #dce0e5; font-weight: 800; letter-spacing: -.05em; transition: color .2s; }
.cap-card:hover .cap-n { color: #d5a68b; }
.cap-card h3 { position: relative; margin-top: 19px; font-size: 19px; max-width: 85%; }
.cap-card > p { margin-top: 11px; font-size: 13px; line-height: 1.72; }
.tags { display: flex; flex-wrap: wrap; gap: 7px 9px; margin-top: 20px; }
.tags li { border: 1px solid var(--border); padding: 5px 8px; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; line-height: 1.35; }
.cap-bess { grid-column: span 2; }
.cap-bess h3 { max-width: none; }
.cap-bess > p { max-width: 730px; }
.bess-inner { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border: 1px solid var(--border); gap: 1px; background: var(--border); margin-top: 20px; }
.bess-inner > div { padding: 15px; background: var(--bg); }
.bess-inner span { display: block; color: var(--teal); font-size: 10px; line-height: 1.4; text-transform: uppercase; letter-spacing: .08em; }
.bess-inner p { margin-top: 10px; font-size: 12px; line-height: 1.72; color: var(--muted); }
.cap-bess-image { background: var(--surface2); min-height: 260px; }
.cap-bess-image img { width: 100%; height: 100%; object-fit: cover; }
/* Investment */
.payback-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1px; margin-top: 38px; border: 1px solid var(--border); background: var(--border); }
.payback-grid > article { background: var(--surface); padding: 29px; }
.payback-grid strong { display: block; color: var(--orange); font-size: clamp(29px,3vw,38px); line-height: 1.1; }
.payback-grid h3 { margin-top: 11px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.payback-grid p { margin-top: 12px; font-size: 13px; line-height: 1.75; }
.image-banner { position: relative; overflow: hidden; isolation: isolate; margin-top: 44px; }
.image-banner picture, .image-banner picture img, .image-banner > img { display: block; height: 100%; width: 100%; }
.image-banner img { object-fit: cover; }
.image-banner::after { content: ""; position: absolute; z-index: 0; inset: 0; pointer-events: none; }
.image-banner figcaption { position: absolute; z-index: 1; left: 0; bottom: 0; padding: 30px; color: #fff; max-width: 640px; }
.image-banner figcaption .eyebrow { color: #fff; opacity: .87; }
.image-banner figcaption > p:last-child { margin-top: 11px; font-size: 22px; line-height: 1.4; }
.roi-banner { height: 420px; }
.roi-banner::after { background: linear-gradient(to top,rgba(20,27,35,.84),rgba(20,27,35,.15), transparent); }
.roi-benefits { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 1px; }
.roi-benefits article { background: var(--bg); padding: 28px; }
.roi-benefits h3 { margin-top: 10px; font-size: 17px; }
.roi-benefits p { margin-top: 10px; font-size: 13px; line-height: 1.75; }
.roi-metrics { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 1px; }
.roi-metrics > div { background: var(--surface); padding: 27px; }
.roi-metrics strong { display: block; font-size: 27px; color: var(--orange); }
.roi-metrics span { display: block; margin-top: 6px; font-size: 12px; line-height: 1.6; color: var(--muted); }
/* Seven control points */
.process-banner { margin-top: 45px; height: 380px; }
.process-banner::after { background: linear-gradient(to right, rgba(20,27,35,.74),rgba(20,27,35,.03)); }
.process-banner figcaption { max-width: 430px; }
.process-banner figcaption > p:last-child { font-size: 20px; }
.process-steps { display: grid; grid-template-columns: repeat(12,minmax(0,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 1px; }
.process-steps li { grid-column: span 3; padding: 24px; background: var(--bg); }
.process-steps li:nth-child(n+5) { grid-column: span 4; }
.process-steps li > div { display: flex; align-items: baseline; gap: 11px; }
.process-steps h3 { font-size: 14px; line-height: 1.5; }
.process-steps p { margin-top: 10px; font-size: 12px; line-height: 1.8; }
.signoff { border: 1px solid var(--border); background: #fcf1e7; padding: 25px; margin-top: 1px; }
.signoff > p:not(.eyebrow) { max-width: 830px; margin-top: 10px; font-size: 13px; line-height: 1.75; }
/* Portfolio section */
.portfolio-title { position: relative; height: 165px; overflow: hidden; background: #172e40; margin-bottom: 50px; isolation: isolate; }
.portfolio-title > picture { position: absolute; inset: 0; z-index: -1; }
.portfolio-title > picture img { width: 100%; height: 100%; object-fit: cover; }
.portfolio-title::before { content: ""; position: absolute; inset: 0; background: rgba(21,30,40,.82); }
.portfolio-title > div { position: relative; display: flex; align-items: center; gap: 35px; padding: 50px 40px; min-height: 100%; color: #fff; }
.portfolio-title h3 { text-transform: uppercase; letter-spacing: .3em; font-size: 22px; white-space: nowrap; }
.portfolio-title i { display: block; height: 1px; background: #ffc183; flex: 1; }
.portfolio-title p { text-transform: uppercase; letter-spacing: .22em; max-width: 230px; font-weight: 700; font-size: 11px; }
.first-state { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 13px; margin-top: 20px; border-left: 4px solid var(--teal); background: #e9f0f6; padding: 12px 18px; }
.first-state span { font-size: 11px; color: var(--teal); text-transform: uppercase; font-weight: 800; letter-spacing: .15em; }
.first-state i { height: 21px; width: 1px; background: #a9c3d4; }
.first-state strong { color: var(--orange); font-size: clamp(18px,2.5vw,29px); line-height: 1.35; }
.flagship { border: 1px solid var(--border); background: var(--surface); margin-top: 42px; }
.flagship-top { display: grid; grid-template-columns: 5fr 7fr; }
.flagship-copy { padding: 40px; }
.flagship-copy h3 { font-size: clamp(44px,5vw,65px); line-height: 1; }
.flagship-at { font-size: clamp(20px,2.5vw,29px); margin-top: 6px; }
.days { display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 8px; margin-top: 20px; padding: 8px 14px; background: #fbe9dc; border-left: 4px solid var(--orange); }
.days strong { font-size: 28px; line-height: 1.15; color: var(--orange); }
.days span { font-size: 12px; }
.flagship-copy > p:not(.flagship-at) { margin-top: 17px; font-size: 14px; line-height: 1.73; }
.flagship-photo { min-height: 390px; }
.flagship-photo img { width: 100%; height: 100%; object-fit: cover; }
.flagship-stats { border-top: 1px solid var(--border); display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); }
.flagship-stats > div { padding: 25px; }
.flagship-stats > div + div { border-left: 1px solid var(--border); }
.flagship-stats strong { display: block; color: var(--orange); font-size: 23px; }
.flagship-stats span { font-size: 12px; color: var(--muted); }
.track-record { margin-top: 55px; }
.project-timeline { border-top: 1px solid var(--border); margin-top: 35px; }
.project-timeline li { position: relative; display: grid; grid-template-columns: 1fr 2.5fr 2.5fr 3.2fr 1.6fr; gap: 20px; align-items: center; padding: 24px 5px; border-bottom: 1px solid var(--border); isolation: isolate; }
.project-timeline li::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: var(--progress); background: #f6e8e0; z-index: -1; transition: background .25s; }
.project-timeline li:hover::before { background: #f1d7c6; }
.project-timeline time { color: var(--muted); font-size: 13px; }
.project-cap { color: var(--orange); font-size: 25px; font-weight: 700; white-space: nowrap; }
.project-cap small { color: var(--muted); font-size: 12px; font-weight: 500; }
.project-location { font-size: 13px; }
.project-timeline p { font-size: 12px; line-height: 1.6; }
.scope-tag { justify-self: end; color: var(--muted); border: 1px solid var(--border); font-size: 10px; text-transform: uppercase; letter-spacing: .06em; padding: 5px 8px; white-space: nowrap; }
/* Teal proof panel */
.scale-break { position: relative; background: var(--teal-deep); color: #fff; overflow: hidden; isolation: isolate; border-top: 1px solid var(--border); }
.scale-lines { position: absolute; inset: 0; width: 100%; height: 100%; color: #fff; opacity: .19; pointer-events: none; }
.scale-break .container { position: relative; padding-block: 78px; }
.scale-break h2 { font-weight: 500; text-align: center; font-size: clamp(25px,3vw,39px); }
.scale-break dl { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 26px; margin-top: 50px; }
.scale-break dl > div { text-align: center; }
.scale-break dt { color: #ffd08a; font-size: clamp(29px,4vw,52px); font-weight: 700; line-height: 1.2; }
.scale-break dd { margin: 12px auto 0; max-width: 230px; font-size: 13px; color: #dceaf3; line-height: 1.7; }
/* Client films, evidence */
.testimonial-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); border: 1px solid var(--border); background: var(--border); gap: 1px; margin-top: 45px; }
.testimonial-card { background: var(--bg); }
.video-wrap { position: relative; aspect-ratio: 16 / 9; background: var(--surface2); overflow: hidden; }
.video-wrap video { width: 100%; height: 100%; object-fit: cover; }
.video-play { position: absolute; inset: 0; width: 100%; display: flex; align-items: center; justify-content: center; background: #151c2e50; border: 0; transition: background .2s; }
.video-play:hover { background: #151c2e22; }
.video-play span { display: flex; width: 50px; height: 50px; align-items: center; justify-content: center; padding-left: 3px; background: var(--orange); color: #fff; font-size: 17px; transition: transform .25s; }
.video-play:hover span { transform: scale(1.09); }
.testimonial-copy { padding: 18px; }
.testimonial-copy h3 { font-size: 16px; margin-top: 7px; }
.testimonial-copy p { margin-top: 3px; font-size: 13px; }
/* Credentials and founder */
.subsection-title { margin-top: 40px; color: var(--orange); font-weight: 800; font-size: 14px; text-transform: uppercase; letter-spacing: .16em; }
.cert-grid { display: grid; grid-template-columns: repeat(2,1fr); border: 1px solid var(--border); gap: 1px; background: var(--border); margin-top: 17px; }
.cert-card { background: var(--bg); padding: 24px; display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.cert-card h4 { margin-top: 17px; font-size: 16px; }
.cert-card p { margin-top: 8px; font-size: 12px; line-height: 1.7; }
.cert-card img { width: 80px; height: 80px; object-fit: contain; }
.membership-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); border: 1px solid var(--border); gap: 1px; background: var(--border); margin-top: 17px; }
.membership-grid > div { display: flex; align-items: center; justify-content: center; background: var(--bg); height: 130px; padding: 23px 30px; }
.membership-grid img { max-height: 58px; max-width: 100%; width: auto; object-fit: contain; }
.rotary { display: flex; align-items: center; justify-content: space-between; gap: 36px; background: var(--surface); border: 1px solid var(--border); margin-top: 18px; padding: 30px; }
.rotary > div { max-width: 800px; }
.rotary h4 { font-size: 16px; margin-top: 12px; }
.rotary > div > p:not(.eyebrow) { font-size: 12px; line-height: 1.8; margin-top: 8px; }
.rotary img { max-width: 220px; max-height: 68px; object-fit: contain; flex: 0 0 auto; }
.founder-grid { display: grid; grid-template-columns: 4fr 8fr; border: 1px solid var(--border); gap: 1px; background: var(--border); margin-top: 44px; }
.founder-photo { min-height: 410px; background: var(--bg); }
.founder-photo img { width: 100%; height: 100%; max-height: 480px; object-fit: cover; object-position: top; }
.founder-copy { padding: 32px; background: var(--bg); }
.founder-copy h3 { margin-top: 13px; font-size: 25px; }
.founder-copy > .orange-rule { margin-top: 18px; }
.founder-copy > p:not(.eyebrow) { font-size: 13px; line-height: 1.82; margin-top: 18px; }
.founder-copy dl { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 1px; margin-top: 27px; border: 1px solid var(--border); background: var(--border); }
.founder-copy dl > div { background: var(--bg); padding: 14px; }
.founder-copy dt { font-size: 16px; color: var(--orange); font-weight: 700; }
.founder-copy dd { margin-top: 6px; color: var(--muted); font-size: 11px; line-height: 1.5; }
/* Accordion uses native details, keyboard and no JS dependency. */
.faq-list { border-top: 1px solid var(--border); margin-top: 45px; }
.faq-list details { border-bottom: 1px solid var(--border); }
.faq-list summary { list-style: none; display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; padding: 24px 0; cursor: pointer; font-weight: 700; font-size: 17px; line-height: 1.5; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary i::after { content: "+"; font-style: normal; color: var(--orange); font-size: 25px; line-height: 1; font-weight: 400; }
.faq-list details[open] summary i::after { content: "−"; }
.faq-list details > p { max-width: 800px; padding-bottom: 26px; font-size: 13px; line-height: 1.85; }
/* Contact */
.enquiry-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 55px; }
.enquiry-grid > div:first-child > h2 { margin-top: 20px; max-width: 470px; font-size: clamp(28px,3.4vw,47px); line-height: 1.12; }
.enquiry-grid > div:first-child > p:not(.eyebrow) { margin-top: 24px; font-size: 13px; }
.enquiry-grid > div:first-child > p > a { color: var(--orange); font-weight: 700; }
.enquiry-form { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; padding: 30px; border: 1px solid var(--border); background: var(--surface); }
.field { min-width: 0; }
.field-full { grid-column: 1 / -1; }
.field > label { display: block; font-size: 11px; font-weight: 600; color: #525b68; margin-bottom: 5px; }
.field > label > span { color: var(--orange); }
.field .optional { color: var(--muted); font-weight: 400; }
.field > input, .field > select, .field > textarea { display: block; width: 100%; min-height: 46px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 0; background: var(--bg); color: var(--ink); font-size: 13px; appearance: auto; }
.field > textarea { resize: vertical; min-height: 120px; }
.field > input:focus, .field > select:focus, .field > textarea:focus { border-color: var(--orange); outline: 1px solid var(--orange); outline-offset: -1px; }
.field > input::placeholder, .field > textarea::placeholder { color: #89919b; }
.enquiry-form > button { width: 100%; min-height: 49px; }
.form-status { font-size: 12px; line-height: 1.7; }
.form-status:empty { display: none; }
.form-status.is-error { color: #9a2222; }
.form-status.is-success { color: #276443; }
.honeypot { position: absolute!important; top: auto; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
/* Recruiting and footer */
.careers-grid { display: grid; grid-template-columns: 7fr 5fr; align-items: end; gap: 70px; }
.careers-grid .section-head h2 { max-width: 640px; }
.career-tags { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 8px; }
.career-tags li { border: 1px solid var(--border); background: var(--bg); padding: 7px 12px; border-radius: 100px; font-size: 11px; }
.career-card { padding: 25px; border: 1px solid var(--border); border-left: 4px solid var(--teal); background: var(--bg); }
.career-card > p:not(.eyebrow) { margin-top: 11px; font-size: 13px; }
.career-card .btn { margin-top: 20px; }
.footer { background: var(--surface); border-top: 1px solid var(--border); }
.footer-main { padding-block: 54px; display: grid; grid-template-columns: 5fr 7fr; gap: 60px; }
.footer-about img { height: 48px; width: auto; }
.footer-about > p { max-width: 390px; margin-top: 17px; font-size: 13px; line-height: 1.8; }
.footer address { display: flex; flex-direction: column; gap: 4px; margin-top: 25px; font-style: normal; font-size: 13px; line-height: 1.7; }
.footer address strong { color: var(--ink); }
.footer address a { color: var(--orange); }
.footer-columns { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 25px; align-self: center; }
.footer-columns h3 { font-size: 11px; color: var(--muted); font-weight: 500; letter-spacing: .15em; text-transform: uppercase; }
.footer-columns ul { margin-top: 16px; }
.footer-columns li { margin-top: 7px; }
.footer-columns a { font-size: 12px; transition: color .2s; }
.footer-columns a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid var(--border); }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 16px; padding-block: 23px; }
.footer-bottom p { font-size: 11px; }
.footer-bottom p:last-child { font-style: italic; }
/* Reveal motion is progressive enhancement: content is visible if JS fails. */
.js-ready .reveal-on-scroll { opacity: 0; transform: translateY(17px); transition: opacity .75s var(--ease), transform .75s var(--ease); }
.js-ready .reveal-on-scroll.is-visible { opacity: 1; transform: none; }
/* Responsive */
@media (max-width: 1180px) {
  .desktop-nav { gap: 13px; }
  .desktop-nav > a:not(.btn) { font-size: 12px; }
  .desktop-nav .nav-cta { font-size: 12px; padding-inline: 10px; }
  .hero-body { grid-template-columns: 1fr; }
  .hero-aside { align-items: flex-start; }
  .hero-sub { text-align: left; }
  .hero-actions { justify-content: flex-start; }
}
@media (max-width: 1023px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: flex; }
  .mobile-nav:not([hidden]) { display: flex; flex-direction: column; gap: 0; padding: 8px max(20px,calc((100vw - var(--site-width))/2)) 22px; background: var(--bg); border-top: 1px solid var(--border); max-height: calc(100svh - 64px); overflow-y: auto; }
  .mobile-nav a:not(.btn) { color: var(--ink); font-size: 14px; padding: 11px 0; border-bottom: 1px solid var(--border); }
  .mobile-nav .btn { margin-top: 12px; }
  .about-intro { grid-column: span 12; }
  .about-strengths { grid-column: span 12; }
  .about-grid { gap: 25px; }
  .capability-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .cap-bess-image { min-height: 360px; }
  .process-steps li { grid-column: span 6; }
  .process-steps li:nth-child(n+5) { grid-column: span 4; }
  .flagship-top { grid-template-columns: 1fr; }
  .flagship-photo { height: 360px; }
  .flagship-copy { padding: 32px; }
  .project-timeline li { grid-template-columns: 1fr 2fr 2.5fr 3fr; }
  .scope-tag { display: none; }
  .founder-grid { grid-template-columns: 4fr 8fr; }
  .founder-copy dl { grid-template-columns: repeat(2,1fr); }
  .careers-grid { gap: 36px; }
}
@media (max-width: 767px) {
  .container { width: calc(100% - 40px); }
  .section-inner { padding-block: 57px; }
  .section-head h2 { font-size: clamp(26px,7vw,38px); }
  .section-head > p { font-size: 14px; }
  .about-grid { padding-block: 53px; }
  .hero-body { padding-bottom: 28px; gap: 20px; }
  .hero h1 { font-size: clamp(26px,7vw,40px); }
  .hero-stats { grid-template-columns: repeat(2,1fr); row-gap: 20px; }
  .hero-stat-number { font-size: 20px; }
  .hero-actions { flex-wrap: wrap; }
  .hero-actions .btn { padding-inline: 17px; font-size: 12px; }
  .about-intro h3 { font-size: 17px; }
  .capability-grid { margin-top: 31px; }
  .cap-card { padding: 22px; }
  .cap-n { font-size: 34px; right: 22px; }
  .cap-card h3 { font-size: 18px; }
  .bess-inner { grid-template-columns: 1fr; }
  .tags li { font-size: 9px; }
  .roi-banner { height: 300px; }
  .roi-benefits { grid-template-columns: repeat(2,1fr); }
  .roi-benefits article { padding: 22px; }
  .roi-metrics { grid-template-columns: 1fr; }
  .process-banner { height: 280px; }
  .process-steps li { grid-column: span 6!important; }
  .process-steps li:last-child { grid-column: span 12!important; }
  .portfolio-title { height: auto; }
  .portfolio-title > div { min-height: 140px; padding: 28px; gap: 15px; }
  .portfolio-title h3 { font-size: 16px; letter-spacing: .2em; }
  .portfolio-title p { font-size: 10px; }
  .portfolio-title i { display: none; }
  .first-state { margin-top: 18px; }
  .flagship-stats { grid-template-columns: repeat(2,1fr); }
  .flagship-stats > div { border-bottom: 1px solid var(--border); }
  .flagship-stats > div:nth-child(3) { border-left: 0; }
  .project-timeline li { gap: 10px; grid-template-columns: 1fr 1.8fr; align-items: start; padding: 20px 0; }
  .project-timeline .project-location, .project-timeline p { grid-column: 1 / -1; }
  .scale-break .container { padding-block: 55px; }
  .scale-break dl { margin-top: 33px; }
  .testimonial-grid { margin-top: 30px; }
  .membership-grid { grid-template-columns: repeat(3,1fr); }
  .rotary { align-items: flex-start; }
  .rotary img { max-width: 150px; }
  .founder-grid { grid-template-columns: 1fr; }
  .founder-photo { min-height: 0; }
  .founder-photo img { max-height: 550px; object-fit: contain; background: #fff; }
  .enquiry-grid { grid-template-columns: 1fr; gap: 28px; }
  .enquiry-form { padding: 22px; }
  .careers-grid { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 40px; }
  .footer-columns { gap: 18px; }
}
@media (max-width: 520px) {
  .hero { min-height: 98svh; }
  .hero h1 { font-size: 26px; }
  .hero-sub { font-size: 12px; }
  .hero-body { padding-top: 105px; }
  .hero-actions { gap: 8px; }
  .hero-actions .btn { min-height: 43px; padding: 10px 13px; }
  .hero-stats { padding-block: 16px; gap: 12px; }
  .hero-stat-number { font-size: 18px; }
  .hero-stat-label { font-size: 9px; }
  .about-strengths { grid-template-columns: 1fr; }
  .about-credentials { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: 1fr; }
  .cap-bess { grid-column: auto; }
  .cap-bess-image { min-height: 280px; height: 300px; }
  .payback-grid { grid-template-columns: 1fr; }
  .payback-grid > article { padding: 24px; }
  .roi-benefits { grid-template-columns: 1fr; }
  .image-banner figcaption { padding: 20px; }
  .image-banner figcaption > p:last-child { font-size: 18px; }
  .process-steps li { grid-column: span 12!important; }
  .portfolio-title > div { flex-direction: column; align-items: flex-start; justify-content: center; gap: 15px; }
  .first-state { flex-direction: column; align-items: flex-start; gap: 8px; }
  .first-state i { display: none; }
  .flagship-copy { padding: 23px; }
  .flagship-photo { height: 290px; }
  .scale-break dl { grid-template-columns: repeat(2,1fr); gap: 32px 18px; }
  .scale-break dt { font-size: 29px; }
  .scale-break dd { font-size: 11px; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .membership-grid { grid-template-columns: repeat(2,1fr); }
  .membership-grid > div { padding: 18px; height: 105px; }
  .rotary { flex-direction: column; padding: 22px; }
  .founder-copy { padding: 24px; }
  .faq-list summary { font-size: 15px; }
  .enquiry-form { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .footer-columns { grid-template-columns: repeat(2,1fr); }
  .footer-bottom .container { flex-direction: column; gap: 7px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto!important; animation: none!important; transition: none!important; }
  .js-ready .reveal-on-scroll { opacity: 1; transform: none; }
}