:root {
  --ink: #162c3a;
  --muted: #536773;
  --blue: #087bb4;
  --blue-dark: #075980;
  --navy: #0c2a3d;
  --green: #94b94a;
  --line: #d9e2e7;
  --pale: #f3f7f8;
  --white: #fff;
  --container: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "Segoe UI", Arial, sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; }
button, summary { cursor: pointer; }
button { color: inherit; }
button:disabled { cursor: default; }
[hidden] { display: none !important; }
::selection { background: #c8e1ee; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
.sector-section :focus-visible, .cta :focus-visible { outline-color: #d6ee91; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { line-height: 1.12; font-weight: 550; letter-spacing: -.045em; }
h1 { font-size: clamp(44px, 5.65vw, 78px); margin-bottom: 26px; }
h2 { font-size: clamp(30px, 3.3vw, 46px); margin-bottom: 24px; }
h3 { font-size: 25px; margin-bottom: 16px; }
p { margin-bottom: 20px; }
em { color: var(--blue); font-style: normal; }
.container { max-width: var(--container); margin-inline: auto; padding-inline: 32px; }
.section { padding-block: 88px; }
.eyebrow { display: block; color: var(--blue-dark); font-size: 11px; line-height: 1.5; font-weight: 650; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 22px; }
.eyebrow.light { color: #bddef0; }
.lead { font-size: 23px; line-height: 1.5; letter-spacing: -.02em; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: -100px; left: 20px; z-index: 100; background: var(--white); padding: 12px 20px; border: 2px solid var(--blue); }
.skip-link:focus { top: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; padding: 17px 23px; background: var(--blue); color: var(--white); border: 1px solid var(--blue); font-size: 14px; font-weight: 600; line-height: 1.4; transition: background .15s; }
.button:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.button span, .text-link span { font-size: 19px; font-weight: 400; }
.text-link { display: inline-flex; align-items: center; gap: 18px; color: var(--blue-dark); font-size: 14px; font-weight: 600; border-bottom: 1px solid #a4c3d0; padding-bottom: 4px; line-height: 1.6; }
.text-link:hover { color: var(--blue); border-color: var(--blue); }
.green-dot { display: inline-block; flex-shrink: 0; width: 8px; height: 8px; background: var(--green); border-radius: 50%; }

/* Navigation */
.site-header { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; min-height: 96px; gap: 24px; }
.brand { flex: 0 0 205px; }
.brand img { width: 205px; height: auto; }
.region { font-size: 10px; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); padding-left: 20px; border-left: 1px solid var(--line); white-space: nowrap; }
.site-nav { display: flex; align-items: center; gap: 23px; margin-left: auto; }
.site-nav > a { font-size: 13px; font-weight: 550; white-space: nowrap; }
.site-nav > a:not(.nav-contact) { position: relative; padding-block: 34px; }
.site-nav > a:hover, .site-nav > a[aria-current="page"] { color: var(--blue); }
.site-nav > a[aria-current="page"]::after { position: absolute; content: ""; height: 3px; background: var(--green); bottom: 0; left: 0; right: 0; }
.site-nav .nav-contact { background: var(--navy); color: white; padding: 12px 16px; display: flex; align-items: center; gap: 16px; margin-left: 6px; font-size: 12px; }
.site-nav .nav-contact:hover { background: var(--blue-dark); color: white; }
.menu-toggle { display: none; }

/* Home */
.home-hero { padding-block: 70px 72px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: .94fr 1.06fr; align-items: center; gap: 54px; }
.hero-copy h1 { font-size: clamp(52px,6.15vw,84px); line-height: 1.01; font-weight: 550; letter-spacing: -.065em; margin-bottom: 30px; }
.hero-description { font-size: 19px; color: var(--muted); line-height: 1.7; max-width: 460px; }
.hero-actions { display: flex; gap: 26px; align-items: center; margin-top: 34px; flex-wrap: wrap; }
.hero-actions .text-link { border: 0; }
.hero-note { display: flex; align-items: center; gap: 10px; margin-top: 38px; color: var(--muted); font-size: 12px; }
.hero-figure { margin: 12px 0 0; position: relative; isolation: isolate; }
.hero-figure::before { content: ""; position: absolute; top: -20px; right: -20px; width: 55%; height: 48%; background: var(--blue); z-index: -1; }
.hero-image { width: 100%; aspect-ratio: 1.24; overflow: hidden; background: #d9e8ef; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: 51% center; }
.hero-figure figcaption { display: flex; gap: 24px; align-items: center; justify-content: space-between; padding: 20px 22px; background: var(--pale); border-bottom: 3px solid var(--green); }
.hero-figure figcaption strong { display: block; font-size: 14px; font-weight: 650; }
.hero-figure figcaption small { display: block; font-size: 11px; color: var(--muted); margin-top: 3px; }
.hero-figure figcaption a { font-size: 24px; color: var(--blue); padding: 6px; }
.intro-section { border-top: 1px solid var(--line); }
.split-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 90px; }
.intro-copy { padding-top: 10px; color: var(--muted); }
.intro-copy .lead { color: var(--ink); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 48px; margin-bottom: 44px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { max-width: 400px; color: var(--muted); font-size: 16px; margin-bottom: 3px; }
.section-heading .text-link { flex-shrink: 0; margin-bottom: 4px; }
.sector-section { background: var(--navy); color: #fff; }
.light-heading > p { color: #bed0d9; }
.sector-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 72px; }
.sector { display: flex; align-items: start; gap: 22px; border-top: 1px solid #3d5868; padding-block: 30px 22px; }
.sector-number { font-size: 12px; color: #94bdcf; padding-top: 6px; }
.sector h3 { font-size: 26px; margin-bottom: 12px; }
.sector strong { display: block; font-size: 13px; font-weight: 600; color: #e8f3f8; margin-bottom: 12px; line-height: 1.6; }
.sector p { color: #b8cdd7; font-size: 14px; margin-bottom: 7px; line-height: 1.8; max-width: 390px; }
.sector > span:last-child { margin-left: auto; font-size: 25px; color: var(--green); }
.sector:hover h3 { color: #bddef0; }
.featured-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px 32px; }
.project-image { aspect-ratio: 1.88; background: var(--pale); overflow: hidden; }
.project-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.featured a:hover .project-image img { transform: scale(1.025); }
.project-meta { display: flex; gap: 10px 20px; justify-content: space-between; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); line-height: 1.7; padding-block: 18px 11px; }
.project-meta span:first-child { color: var(--blue-dark); font-weight: 650; }
.featured h3 { margin: 0 0 15px; font-size: 26px; }
.card-link { display: inline-flex; align-items: center; gap: 26px; font-size: 12px; color: var(--blue-dark); font-weight: 650; }
.card-link span { font-size: 18px; }
.services-strip { background: var(--pale); }
.service-preview-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 36px; }
.service-preview-grid > a { border-top: 1px solid #b9cdd7; padding-top: 28px; }
.service-preview-grid svg { width: 32px; height: 32px; color: var(--blue); margin-bottom: 24px; }
.service-preview-grid h3 { font-size: 24px; }
.service-preview-grid p { color: var(--muted); font-size: 15px; }
.leadership-banner { display: grid; grid-template-columns: 220px 1fr; gap: 28px 64px; align-items: start; }
.leader-photo { width: 220px; height: 240px; background: var(--pale); }
.leader-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 15%; }
.leadership-banner > div:nth-child(2) { grid-row: span 2; max-width: 580px; }
.leadership-banner p { color: var(--muted); }
.leader-caption { display: flex; flex-direction: column; gap: 3px; }
.leader-caption strong { font-size: 15px; }
.leader-caption span { font-size: 12px; color: var(--muted); }
.leader-caption small { font-size: 10px; color: var(--blue-dark); margin-top: 6px; }

/* Shared page introductions */
.page-intro { padding-block: 76px 62px; background: linear-gradient(115deg,#fff 45%,#f1f6f8); border-bottom: 1px solid var(--line); }
.page-intro h1 { max-width: 1030px; font-size: clamp(44px,5.15vw,70px); }
.page-intro .lead { max-width: 810px; color: var(--muted); font-size: 21px; margin-bottom: 0; }
.jump-links { display: flex; gap: 16px 36px; flex-wrap: wrap; margin-top: 36px; }
.jump-links a { color: var(--blue-dark); font-size: 13px; border-bottom: 1px solid var(--line); padding-bottom: 4px; }

/* Services */
.services-main { padding-block: 60px 88px; }
.service-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 64px; }
.service-block { display: flex; gap: 25px; border-top: 1px solid var(--line); padding-block: 34px 24px; scroll-margin-top: 28px; }
.service-icon { width: 40px; flex-shrink: 0; padding-top: 9px; color: var(--blue); }
.service-icon svg { width: 32px; height: 32px; }
.service-index { display: block; font-size: 11px; letter-spacing: .1em; color: var(--muted); margin-bottom: 13px; }
.service-block h2 { font-size: 27px; line-height: 1.2; margin-bottom: 16px; letter-spacing: -.025em; }
.service-block p { color: var(--muted); font-size: 15px; }
.service-block ul, .detail-body ul { padding-left: 18px; font-size: 13px; color: var(--muted); }
.service-block li, .detail-body li { padding-left: 4px; margin-bottom: 6px; }
.service-block li::marker, .detail-body li::marker { color: var(--blue); }
.bim-section { background: var(--pale); }
.bim-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.bim-image { height: 400px; padding: 20px; background: #fff; }
.bim-image img { width: 100%; height: 100%; object-fit: contain; }
.bim-grid p:not(.lead) { color: var(--muted); }
.image-note { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.process { display: grid; grid-template-columns: repeat(4,1fr); gap: 30px; list-style: none; margin: 0; padding: 0; }
.process li { border-top: 2px solid var(--green); padding-top: 22px; }
.process li > span { font-size: 12px; color: var(--blue); display: block; margin-bottom: 18px; }
.process h3 { font-size: 24px; margin-bottom: 15px; }
.process p { font-size: 14px; color: var(--muted); }
.brochures-section { background: var(--pale); }
.download-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 42px; margin-top: 38px; }
.download-grid > a { display: flex; align-items: center; gap: 18px; border-top: 1px solid #c3d2da; padding-block: 22px; }
.pdf-label { font-size: 10px; color: var(--blue-dark); border: 1px solid #a0bac8; padding: 8px; line-height: 1.5; letter-spacing: .04em; }
.download-grid strong { font-size: 15px; font-weight: 650; }
.download-grid small { display: block; color: var(--muted); font-size: 11px; margin-top: 3px; }
.download-arrow { margin-left: auto; font-size: 26px; color: var(--blue); }
.download-grid > a:hover strong { color: var(--blue); }

/* Portfolio */
.portfolio-section { padding-block: 48px 88px; }
.portfolio-controls { margin-bottom: 28px; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 9px; }
.filter-chip { background: white; color: var(--muted); padding: 10px 14px; border: 1px solid var(--line); font-size: 12px; line-height: 1.5; }
.filter-chip:hover { border-color: #85b1c7; }
.filter-chip.active { background: var(--navy); border-color: var(--navy); color: #fff; }
.search-row { display: flex; align-items: center; gap: 26px; margin-top: 22px; }
.search-row input { width: min(440px,100%); font-size: 13px; padding: 12px 15px; border: 1px solid var(--line); background: var(--pale); }
.search-row p { font-size: 12px; color: var(--muted); margin: 0 0 0 auto; white-space: nowrap; }
.portfolio-note { display: flex; align-items: start; gap: 12px; background: var(--pale); padding: 15px 20px; margin-block: 26px 38px; }
.portfolio-note .green-dot { margin-top: 6px; }
.portfolio-note p { margin: 0; font-size: 12px; color: var(--muted); line-height: 1.7; }
.portfolio-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px 24px; align-items: start; }
.portfolio-grid .project-card { border: 1px solid var(--line); background: white; scroll-margin-top: 130px; }
.project-content { padding: 0 20px 20px; }
.portfolio-grid .project-meta { display: block; font-size: 9px; padding-block: 18px 10px; }
.portfolio-grid .project-meta span { display: block; }
.portfolio-grid .project-meta span + span { margin-top: 5px; }
.attribution { display: inline-block; font-size: 9px; color: #4f6a32; padding-left: 8px; border-left: 2px solid var(--green); margin-bottom: 14px; line-height: 1.6; }
.portfolio-grid h3 { font-size: 23px; line-height: 1.18; margin-bottom: 14px; }
.portfolio-grid .project-content > p { font-size: 13px; color: var(--muted); line-height: 1.8; margin-bottom: 20px; }
.project-detail summary, .person-detail summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 12px; font-weight: 650; color: var(--blue-dark); padding-block: 14px 3px; border-top: 1px solid var(--line); list-style: none; }
summary::-webkit-details-marker { display: none; }
summary > span[aria-hidden] { font-size: 20px; font-weight: 400; }
details[open] > summary > span[aria-hidden] { transform: rotate(45deg); }
.detail-body { padding-top: 20px; }
.detail-body p { font-size: 13px; color: var(--muted); line-height: 1.8; }
.detail-body h3 { font-size: 14px; font-weight: 650; letter-spacing: 0; margin-top: 22px; }
.detail-body .photo-credit { font-size: 11px; margin-top: 18px; }
.photo-credit a { color: var(--blue-dark); text-decoration: underline; }
.detail-body dl { font-size: 12px; margin-block: 22px; }
.detail-body dl > div { padding-block: 9px; border-top: 1px solid var(--line); }
.detail-body dt { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .06em; }
.detail-body dd { margin: 3px 0 0; line-height: 1.6; }
.project-illustration { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: #bedcec; background-color: var(--navy); background-image: linear-gradient(#ffffff08 1px,transparent 1px),linear-gradient(90deg,#ffffff08 1px,transparent 1px); background-size: 25px 25px; }
.project-illustration svg { width: 40px; height: 40px; color: var(--green); margin-bottom: 3px; }
.project-illustration > span { font-size: 15px; line-height: 1.4; }
.project-illustration > small { font-size: 10px; }
.empty-state { text-align: center; padding: 80px 24px; font-size: 17px; color: var(--muted); }
.portfolio-end { display: flex; gap: 32px; justify-content: space-between; align-items: center; margin-top: 60px; border-top: 1px solid var(--line); padding-top: 30px; }
.portfolio-end p { margin: 0; font-size: 18px; }

/* Personnel */
.people-section { padding-top: 44px; }
.people-intro { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-bottom: 30px; }
.people-intro h2 { font-size: 24px; margin: 0; }
.people-intro p { color: var(--muted); font-size: 13px; margin: 0; }
.people-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.person-card { border: 1px solid var(--line); padding: 30px; }
.person-card:nth-child(-n+2) { border-top: 3px solid var(--blue); }
.person-top { display: flex; align-items: center; gap: 24px; }
.person-photo { width: 100px; height: 110px; flex-shrink: 0; background: var(--pale); }
.person-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; }
.person-top .eyebrow { font-size: 9px; margin-bottom: 9px; }
.person-top h2 { font-size: 25px; line-height: 1.15; margin-bottom: 9px; letter-spacing: -.025em; }
.person-role { font-size: 12px; font-weight: 600; margin-bottom: 9px; line-height: 1.6; }
.credentials { display: block; font-size: 10px; color: var(--muted); line-height: 1.7; }
.person-bio { font-size: 14px; color: var(--muted); line-height: 1.8; margin-top: 26px; }
.experience-note { border-left: 2px solid var(--green); padding-left: 12px; margin-top: 20px; font-size: 11px !important; }
.people-note { border-top: 1px solid var(--line); padding-top: 26px; margin-top: 40px; color: var(--muted); max-width: 820px; font-size: 12px; }

/* Contact */
.contact-section { padding-top: 60px; }
.contact-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 80px; }
.contact-information h2 { font-size: 33px; }
.contact-information address { font-style: normal; max-width: 330px; color: var(--muted); font-size: 15px; }
.directions-link { margin-top: 22px; }
.contact-details { margin-block: 35px; }
.contact-details > div { border-top: 1px solid var(--line); padding-block: 18px 12px; }
.contact-details dt { font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 5px; }
.contact-details dd { margin: 0; font-size: 16px; overflow-wrap: anywhere; }
.contact-details a:hover { color: var(--blue); }
.contact-details small { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }
.contact-photo { height: 190px; overflow: hidden; }
.contact-photo img { width: 100%; height: 100%; object-fit: cover; }
.enquiry-panel { padding: 36px; background: var(--pale); }
.enquiry-panel h2 { font-size: 30px; margin-bottom: 15px; }
.enquiry-panel > p { font-size: 14px; color: var(--muted); }
form { margin-top: 30px; }
form label, .email-fallback label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 7px; }
form label > span { color: var(--blue); }
form input, form select, form textarea, .email-fallback textarea { display: block; width: 100%; min-width: 0; background: #fff; border: 1px solid #bdcdd5; border-radius: 0; color: var(--ink); padding: 11px 12px; font-size: 14px; line-height: 1.5; margin-bottom: 20px; }
form input, form select { min-height: 44px; }
textarea { resize: vertical; }
form textarea::placeholder { font-size: 12px; color: #73838c; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-note { font-size: 11px; color: var(--muted); line-height: 1.8; margin-bottom: 24px; }
.email-fallback { margin-top: 30px; border-top: 1px solid #c3d2da; padding-top: 22px; }
.email-fallback p { font-size: 12px; line-height: 1.8; color: var(--muted); }
.email-fallback textarea { font-size: 12px; }
.copy-enquiry { background: transparent; border: 0; border-bottom: 1px solid #a4c3d0; padding-inline: 0; }

/* CTA and footer */
.cta { background: var(--blue); color: #fff; padding-block: 68px; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 60px; }
.cta h2 { font-size: clamp(32px,4vw,54px); margin-bottom: 0; }
.button-white { background: #fff; color: var(--blue-dark); border-color: #fff; flex-shrink: 0; }
.button-white:hover { color: var(--blue-dark); background: #eef6fa; border-color: #eef6fa; }
.site-footer { background: #fff; padding-top: 58px; }
.footer-grid { display: grid; grid-template-columns: 1.1fr .7fr 1fr; gap: 56px; }
.footer-brand { display: inline-block; max-width: 210px; margin-bottom: 20px; }
.footer-grid p { color: var(--muted); font-size: 13px; line-height: 1.8; margin-bottom: 18px; }
.footer-grid .footer-small { font-size: 11px; }
.footer-grid h2 { font-size: 11px; text-transform: uppercase; letter-spacing: .12em; margin-block: 6px 24px; font-weight: 650; }
.footer-links { display: flex; flex-direction: column; gap: 9px; font-size: 13px; }
.footer-links a:hover { color: var(--blue); }
.footer-grid > div:last-child > a { display: block; font-size: 13px; margin-bottom: 7px; overflow-wrap: anywhere; }
.footer-grid > div:last-child > p { margin-top: 18px; font-size: 11px; }
.footer-bottom { margin-top: 42px; padding-block: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 24px; font-size: 10px; color: var(--muted); }

@media (max-width: 1140px) {
  .region { display: none; }
  .site-nav { gap: 20px; }
  .hero-grid { gap: 36px; }
  .hero-description { font-size: 17px; }
  .contact-grid { gap: 44px; }
  .person-card { padding: 25px; }
  .person-top { gap: 18px; }
  .person-photo { width: 88px; height: 100px; }
}
@media (max-width: 920px) {
  .container { padding-inline: 26px; }
  .section { padding-block: 64px; }
  .header-inner { min-height: 84px; flex-wrap: wrap; position: relative; gap: 0; }
  .brand, .brand img { width: 185px; flex-basis: 185px; }
  .site-nav { width: 100%; padding-block: 12px; flex-wrap: wrap; gap: 14px 24px; }
  .site-nav > a:not(.nav-contact) { padding-block: 10px; }
  .site-nav .nav-contact { margin-left: auto; }
  .js .menu-toggle { display: inline-flex; align-items: center; gap: 14px; margin-left: auto; background: none; border: 1px solid var(--line); padding: 10px 12px; font-size: 12px; }
  .menu-lines { position: relative; width: 16px; height: 10px; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
  .menu-lines::after { content: ""; position: absolute; left: 0; right: 0; top: 4px; border-top: 1px solid currentColor; }
  .js .site-nav { display: none; margin: 0; position: absolute; top: 83px; left: 0; right: 0; width: auto; padding: 18px 26px 24px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px #0c2a3d10; }
  .js .site-nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 4px; }
  .js .site-nav .nav-contact { margin: 12px 0 0; justify-content: space-between; }
  .hero-grid { gap: 28px; }
  .home-hero { padding-block: 58px; }
  .hero-copy h1 { font-size: 62px; }
  .hero-actions { gap: 18px; }
  .hero-actions .button { padding: 14px 18px; font-size: 12px; gap: 18px; }
  .hero-note { font-size: 10px; }
  .hero-figure figcaption { padding: 16px; }
  .hero-figure figcaption strong { font-size: 12px; }
  .hero-figure figcaption small { font-size: 10px; }
  .split-heading { gap: 45px; }
  .sector-grid { column-gap: 34px; }
  .service-preview-grid { gap: 24px; }
  .service-preview-grid h3 { font-size: 21px; }
  .service-grid { column-gap: 34px; }
  .service-block { gap: 16px; }
  .bim-grid { gap: 40px; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .people-grid { gap: 20px; }
  .person-top { align-items: start; }
  .person-top h2 { font-size: 22px; }
  .person-photo { width: 70px; height: 84px; }
  .person-role { font-size: 11px; }
  .contact-grid { gap: 30px; grid-template-columns: .85fr 1.15fr; }
  .enquiry-panel { padding: 26px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .footer-grid { gap: 30px; }
}
@media (max-width: 680px) {
  html { scroll-padding-top: 100px; }
  .container { padding-inline: 22px; }
  .section { padding-block: 50px; }
  h1 { font-size: 43px; }
  h2 { font-size: 32px; }
  h3 { font-size: 23px; }
  .eyebrow { margin-bottom: 18px; font-size: 10px; }
  .lead { font-size: 20px; }
  .header-inner { min-height: 80px; }
  .brand, .brand img { flex-basis: 170px; width: 170px; }
  .js .site-nav { top: 79px; }
  .home-hero { padding-block: 42px 46px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-copy h1 { font-size: clamp(53px,12.5vw,70px); }
  .hero-description { font-size: 17px; max-width: 100%; }
  .hero-actions { gap: 26px; margin-top: 24px; }
  .hero-actions .button { padding: 16px 20px; font-size: 13px; }
  .hero-note { margin-top: 25px; font-size: 11px; }
  .hero-figure { margin: 0; }
  .hero-figure::before { right: -12px; top: -12px; }
  .hero-image { aspect-ratio: 1.65; }
  .hero-figure figcaption strong { font-size: 13px; }
  .split-heading, .bim-grid { grid-template-columns: 1fr; gap: 18px; }
  .intro-copy { padding: 0; }
  .section-heading { flex-direction: column; align-items: start; gap: 22px; margin-bottom: 30px; }
  .section-heading > p { margin-bottom: 0; }
  .sector-grid { grid-template-columns: 1fr; }
  .sector { gap: 18px; padding-block: 26px 18px; }
  .sector h3 { font-size: 25px; }
  .featured-grid { grid-template-columns: 1fr; gap: 34px; }
  .featured h3 { font-size: 25px; }
  .service-preview-grid { grid-template-columns: 1fr; gap: 25px; }
  .service-preview-grid > a { padding-top: 22px; }
  .service-preview-grid svg { margin-bottom: 16px; }
  .leadership-banner { grid-template-columns: 105px 1fr; gap: 18px 24px; }
  .leader-photo { width: 105px; height: 130px; }
  .leadership-banner > div:nth-child(2) { grid-row: auto; grid-column: 1 / -1; order: -1; }
  .leader-caption { padding-top: 5px; }
  .page-intro { padding-block: 46px 38px; }
  .page-intro h1 { font-size: clamp(37px,8vw,52px); line-height: 1.12; }
  .page-intro .lead { font-size: 18px; }
  .jump-links { gap: 15px 26px; margin-top: 26px; }
  .jump-links a { font-size: 12px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-block { padding-block: 27px 17px; gap: 22px; }
  .service-block h2 { font-size: 26px; }
  .service-icon { width: 31px; }
  .service-icon svg { width: 28px; height: 28px; }
  .bim-image { height: 290px; margin-bottom: 24px; }
  .process { grid-template-columns: 1fr 1fr; gap: 26px; }
  .process h3 { font-size: 22px; }
  .download-grid { grid-template-columns: 1fr; margin-top: 28px; }
  .download-grid > a { gap: 14px; }
  .download-grid small { font-size: 11px; max-width: 225px; }
  .portfolio-section { padding-block: 28px 50px; }
  .portfolio-grid { grid-template-columns: 1fr; gap: 26px; }
  .filter-chip { font-size: 11px; padding: 9px 12px; }
  .filter-chips { gap: 7px; }
  .search-row { gap: 15px; }
  .search-row input { font-size: 12px; padding: 11px; }
  .search-row p { font-size: 10px; }
  .portfolio-note { padding: 14px 16px; }
  .portfolio-note p { font-size: 11px; }
  .portfolio-grid .project-meta { font-size: 10px; }
  .portfolio-grid h3 { font-size: 25px; }
  .attribution { font-size: 10px; }
  .portfolio-end { flex-direction: column; align-items: start; gap: 18px; margin-top: 34px; }
  .portfolio-end p { font-size: 17px; }
  .people-intro { flex-direction: column; align-items: start; gap: 10px; }
  .people-grid { grid-template-columns: 1fr; gap: 24px; }
  .person-card { padding: 24px; }
  .person-top { gap: 20px; }
  .person-top h2 { font-size: 24px; }
  .person-photo { width: 80px; height: 95px; }
  .person-bio { font-size: 14px; margin-top: 22px; }
  .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .contact-information h2 { font-size: 31px; }
  .contact-photo { height: 190px; }
  .enquiry-panel { padding: 24px; }
  .enquiry-panel h2 { font-size: 27px; }
  .form-row { grid-template-columns: 1fr; }
  .cta { padding-block: 48px; }
  .cta-inner { flex-direction: column; align-items: start; gap: 28px; }
  .cta h2 { font-size: 37px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px 26px; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .footer-grid > div:first-child .footer-small { display: none; }
  .footer-brand { width: 180px; margin-bottom: 12px; }
  .footer-grid h2 { font-size: 10px; margin-bottom: 16px; }
  .footer-grid > div:last-child > a { font-size: 11px; }
  .footer-bottom { flex-direction: column; gap: 7px; margin-top: 28px; font-size: 9px; }
}
@media (max-width: 360px) {
  .container { padding-inline: 18px; }
  .hero-actions { gap: 16px; }
  .person-top { gap: 14px; }
  .person-photo { width: 65px; height: 82px; }
  .person-top h2 { font-size: 21px; }
  .person-card, .enquiry-panel { padding: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}
@media (max-width: 680px) {
  form input, form select, form textarea { font-size: 16px; }
}
@media (pointer: coarse) {
  .filter-chip, .menu-toggle, summary { min-height: 44px; }
}
@media print {
  .site-header { position: static; }
  .site-nav, .menu-toggle, .cta, .portfolio-controls, form { display: none !important; }
  .section, .page-intro { padding-block: 28px; }
  .portfolio-grid, .people-grid { grid-template-columns: 1fr 1fr; }
  .project-card, .person-card { break-inside: avoid; }
  body { color: #111; }
}