:root {
  --navy: #000052;
  --navy-hover: #1a1a6e;
  --ink: #15182a;
  --muted: #606775;
  --steel: #8a93a3;
  --silver: #f3f4f6;
  --line: #dfe2e8;
  --white: #fff;
  --error: #a52132;
  --focus: #285dd1;
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-6: 24px;
  --s-8: 32px;
  --s-10: 40px;
  --s-12: 48px;
  --s-16: 64px;
  --s-20: 80px;
  --s-24: 96px;
  --ease: cubic-bezier(.22,1,.36,1);
  --header-height: 88px;
  --shadow-dialog: 0 24px 80px rgb(0 0 52 / .2);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 24px); }
body { margin: 0; color: var(--ink); background: var(--white); font-family: "Archivo", sans-serif; font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
body.has-dialog { overflow: hidden; }
h1,h2,h3,h4,p,figure { margin: 0; }
h1,h2,h3,h4 { text-wrap: balance; }
h1,h2 { font-weight: 600; letter-spacing: -.035em; }
h2 { color: var(--navy); font-size: 48px; line-height: 1.08; }
h3 { font-weight: 600; font-size: 24px; line-height: 1.3; letter-spacing: -.025em; }
h4 { font-size: 20px; line-height: 1.4; }
p { text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
button,input,textarea,select { font: inherit; }
button,a,summary,input,textarea,select { -webkit-tap-highlight-color: transparent; }
button,summary,select { cursor: pointer; }
button { color: inherit; }
button { border: 0; }
button:disabled { cursor: not-allowed; opacity: .5; }
img { display: block; max-width: 100%; height: auto; }
ul { padding-left: 20px; }
::selection { color: var(--white); background: var(--navy); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; }
[hidden] { display: none !important; }
.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon,.service-icon { display: inline-block; flex-shrink: 0; width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; vertical-align: middle; }
.service-icon { width: 32px; height: 32px; }
.container { width: min(100%, 1536px); margin-inline: auto; padding-inline: var(--s-16); }
.section { padding-block: var(--s-24); }
.sr-only { position: absolute; height: 1px; width: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; inset: 12px auto auto 12px; padding: 12px 24px; color: var(--white); background: var(--navy); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.js-only { display: none; }
.js .js-only { display: flex; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: var(--s-8); min-height: 56px; padding: var(--s-3) var(--s-6); border: 1px solid transparent; border-radius: 2px; font-size: 16px; font-weight: 600; line-height: 1.25; transition: background-color 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease); }
.button .icon,.text-link .icon { transition: transform 240ms var(--ease); }
.button:hover .icon,.text-link:hover .icon { transform: translateX(4px); }
.button:active { transform: translateY(1px); }
.button-white { color: var(--navy); background: var(--white); }
.button-white:hover { background: #e7e9f0; }
.button-navy { color: var(--white); background: var(--navy); }
.button-navy:hover { background: var(--navy-hover); }
.button-outline-light { color: var(--white); border-color: rgb(255 255 255 / .65); background: transparent; }
.button-outline-light:hover { color: var(--navy); background: var(--white); }
.button-outline { color: var(--navy); border-color: var(--line); background: transparent; }
.button-outline:hover { background: var(--silver); border-color: var(--navy); }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 16px; font-weight: 600; color: var(--navy); padding-block: 8px; font-size: 14px; }
.text-link:hover { text-decoration: underline; text-underline-offset: 5px; }
.icon-button { display: grid; place-items: center; width: 48px; height: 48px; background: var(--white); color: var(--navy); border-radius: 2px; transition: background-color 200ms var(--ease); flex-shrink: 0; }
.icon-button:hover { background: var(--silver); }
.icon-button:active { transform: translateY(1px); }
.site-header { height: var(--header-height); position: sticky; top: 0; z-index: 30; background: var(--white); border-bottom: 1px solid rgb(0 0 52 / .08); }
.header-inner { display: flex; height: 100%; align-items: center; gap: var(--s-12); }
.brand { width: 188px; flex-shrink: 0; }
.brand img { width: 100%; }
.main-nav { display: flex; align-items: center; gap: var(--s-8); margin-left: auto; }
.main-nav > a { padding-block: 12px; position: relative; font-size: 14px; font-weight: 500; color: var(--navy); }
.main-nav > a:not(.mobile-nav-phone)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 5px; height: 2px; background: var(--navy); transform: scaleX(0); transform-origin: left; transition: transform 240ms var(--ease); }
.main-nav > a:hover::after,.main-nav > a[aria-current]::after { transform: scaleX(1); }
.header-phone { display: flex; align-items: center; gap: var(--s-3); color: var(--navy); font-size: 18px; font-weight: 600; white-space: nowrap; padding-block: 12px; }
.header-phone:hover { color: var(--navy-hover); }
.main-nav .mobile-nav-phone,.menu-toggle { display: none; }
.hero { min-height: clamp(680px, calc(100svh - var(--header-height)), 1000px); display: flex; align-items: center; position: relative; isolation: isolate; color: var(--white); background: var(--navy); }
.hero-picture,.hero-picture img,.hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-picture { z-index: -3; overflow: hidden; }
.hero-picture img { object-fit: cover; object-position: 50% 52%; animation: hero-settle 1200ms var(--ease) both; }
.hero-shade { z-index: -2; background: rgb(0 10 44 / .28); }
.hero-shade::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgb(0 8 39 / .6), transparent 85%); }
.hero-content { padding-top: var(--s-24); padding-bottom: 160px; position: relative; }
.hero h1 { font-size: 72px; line-height: 1.05; max-width: 960px; letter-spacing: -.03em; animation: hero-type 800ms var(--ease) both; }
.hero-content > p { max-width: 680px; font-size: 20px; line-height: 1.5; margin-top: var(--s-8); color: #f0f2fa; }
.hero-actions { display: flex; gap: var(--s-4); margin-top: var(--s-10); }
.hero-bottom { display: flex; position: absolute; bottom: 0; left: 0; right: 0; align-items: flex-end; justify-content: space-between; }
.hero-bottom-note { padding-bottom: var(--s-8); font-size: 12px; color: #e1e5ef; }
.hero-project { display: flex; gap: var(--s-8); align-items: center; padding: var(--s-6); min-width: 296px; background: var(--navy); transition: background-color 200ms var(--ease); }
.hero-project:hover { background: var(--navy-hover); }
.hero-project strong { display: block; font-size: 14px; font-weight: 500; }
.hero-project span span { display: block; font-size: 12px; color: #c2c8df; margin-top: 4px; }
.hero-project > .icon { margin-left: auto; }
.facts { background: var(--white); }
.facts-inner { display: grid; grid-template-columns: 1fr 1fr 1.5fr .95fr; padding-block: var(--s-8); }
.facts-inner > div { padding-right: var(--s-6); }
.facts-inner > div + div,.facts-inner > a { border-left: 1px solid var(--line); padding-left: var(--s-8); }
.facts strong { display: block; font-size: 24px; font-weight: 600; letter-spacing: -.025em; color: var(--navy); line-height: 1.3; }
.facts span { display: block; color: var(--muted); font-size: 12px; margin-top: 8px; }
.facts a { display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--navy); font-size: 14px; font-weight: 500; line-height: 1.5; }
.facts a:hover { text-decoration: underline; text-underline-offset: 5px; }
.investors { background: var(--silver); padding-block: var(--s-8) var(--s-10); }
.investors-intro { display: flex; justify-content: space-between; gap: 16px; align-items: center; font-size: 12px; color: var(--muted); }
.investors-intro p { font-weight: 500; color: var(--ink); }
.investor-names { display: flex; align-items: center; justify-content: space-between; gap: 32px; margin: 32px 0 0; list-style: none; padding: 0; }
.investor-names li { font-size: 30px; letter-spacing: -.025em; line-height: 1.1; font-weight: 600; color: #4b5266; }
.section-heading { display: grid; grid-template-columns: 1.35fr 1fr; gap: var(--s-24); align-items: end; margin-bottom: var(--s-12); }
.section-heading > p { color: var(--muted); max-width: 480px; padding-bottom: 4px; }
.services-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-16); align-items: start; }
.service-visual { position: sticky; top: calc(var(--header-height) + 24px); align-self: start; background: var(--silver); }
.service-visual > img { width: 100%; height: 464px; object-fit: cover; object-position: 56% 50%; }
.service-visual figcaption { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 24px; background: var(--navy); color: var(--white); font-size: 14px; }
.service-list { border-top: 1px solid var(--line); }
summary { list-style: none; }
summary::-webkit-details-marker { display: none; }
.service-item,.faq-list details { border-bottom: 1px solid var(--line); }
.service-item summary { display: flex; align-items: center; gap: var(--s-6); padding-block: var(--s-6); color: var(--navy); }
.service-item summary h3 { font-size: 24px; }
.plus { width: 20px; height: 20px; margin-left: auto; transition: transform 200ms var(--ease); }
details:not([data-expanded])[open] > summary .plus,details[data-expanded="true"] > summary .plus { transform: rotate(45deg); }
details[data-animating] { overflow: hidden; overflow-anchor: none; }
details[data-instant] > summary .plus { transition: none; }
.service-item summary:hover h3 { color: var(--navy-hover); }
.service-body { margin: 0 0 var(--s-8) 56px; }
.service-body p { color: var(--muted); font-size: 16px; }
.service-body ul { list-style: none; padding: 0; margin: 24px 0 16px; font-size: 14px; }
.service-body li { position: relative; margin-block: 8px; padding-left: 20px; }
.service-body li::before { content: ""; position: absolute; width: 4px; height: 4px; top: 9px; left: 0; background: var(--navy); }
.object-types { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; margin-top: var(--s-12); color: var(--muted); font-size: 12px; text-align: center; }
.object-types span { color: #a9afba; }
.portfolio { background: var(--silver); }
.portfolio-toolbar { justify-content: space-between; gap: var(--s-6); align-items: center; margin-bottom: var(--s-8); }
.filter-buttons { display: flex; gap: var(--s-2); flex-wrap: wrap; }
.filter-button { padding: 12px 16px; min-height: 44px; color: var(--muted); background: transparent; border-radius: 2px; font-size: 14px; transition: background-color 200ms var(--ease),color 200ms var(--ease); }
.filter-button:hover { background: #e4e7ee; color: var(--navy); }
.filter-button.is-active { background: var(--navy); color: var(--white); }
.area-filter { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 12px; white-space: nowrap; }
.area-filter select { min-height: 44px; padding: 8px 32px 8px 12px; font-size: 14px; color: var(--navy); border: 1px solid #c4c8d1; background: transparent; border-radius: 2px; }
.project-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--s-12) var(--s-6); align-items: start; }
.project-card { min-width: 0; }
.project-card summary { display: block; position: relative; }
.project-media { position: relative; overflow: hidden; background: #d8dce4; aspect-ratio: 4 / 3; }
.project-media > img { width: 100%; height: 100%; object-fit: cover; transition: transform 650ms var(--ease); }
.project-card summary:hover .project-media > img { transform: scale(1.035); }
.project-area { position: absolute; left: 0; bottom: 0; display: flex; align-items: baseline; gap: 5px; padding: 12px 16px; color: var(--white); background: var(--navy); font-size: 20px; font-weight: 500; }
.project-area small { font-size: 12px; font-weight: 400; }
.project-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 12px; margin-top: 20px; }
.project-meta > span:first-child { display: flex; align-items: center; gap: 4px; }
.project-meta .icon { width: 16px; height: 16px; }
.project-name { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-block: 8px; color: var(--navy); }
.project-name h3 { font-size: 24px; }
.project-name > .icon { width: 24px; height: 24px; transition: transform 220ms var(--ease); }
.project-card summary:hover .project-name > .icon { transform: translate(3px,-3px); }
.project-kind { font-size: 14px; color: var(--muted); }
.project-client { font-size: 12px; color: var(--muted); margin-top: 16px; padding-top: 12px; border-top: 1px solid #d6dae1; }
.project-client strong { color: var(--ink); font-weight: 500; }
.project-fallback { padding-top: 24px; font-size: 14px; }
.project-fallback h4 { font-size: 16px; }
.project-fallback ul { padding-left: 20px; }
.project-fallback li { margin-bottom: 8px; }
.portfolio-footer { display: flex; justify-content: space-between; gap: 16px; padding-top: 40px; font-size: 12px; color: var(--muted); }
.portfolio-empty { min-height: 260px; text-align: center; padding: 48px 24px; }
.portfolio-empty > svg { margin-bottom: 16px; color: var(--navy); }
.portfolio-empty p { margin-top: 12px; color: var(--muted); }
.portfolio-empty .button { margin-top: 24px; }
.about { color: var(--white); background: var(--navy); }
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-16); align-items: start; }
.about h2 { color: var(--white); font-size: 48px; }
.about-copy > p { max-width: 520px; color: #cbd0e5; margin-top: 24px; }
.about-copy .about-lead { color: var(--white); font-size: 24px; line-height: 1.4; margin-top: 32px; letter-spacing: -.02em; }
.light-link { color: var(--white); margin-top: 24px; }
.about-photo { padding-top: 8px; }
.about-photo img { width: 100%; height: 496px; object-fit: cover; object-position: 45% 50%; }
.about-photo figcaption { color: #cbd0e5; font-size: 12px; margin-top: 16px; }
.about-points { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--s-16); border-top: 1px solid #343475; padding-top: 40px; }
.about-points h3 { font-size: 20px; color: var(--white); margin-bottom: 12px; }
.about-points p { color: #cbd0e5; font-size: 14px; max-width: 340px; }
.references-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-24); }
.references-copy > p { max-width: 450px; color: var(--muted); margin-top: 24px; }
.references-copy .contractor-label { font-size: 12px; margin-top: 48px; }
.contractor-names { display: flex; gap: 20px 32px; align-items: center; flex-wrap: wrap; list-style: none; padding: 0; margin: 24px 0 0; max-width: 440px; color: var(--navy); }
.contractor-names li { font-size: 24px; font-weight: 600; letter-spacing: -.03em; line-height: 1.2; }
.reference-list { border-top: 1px solid var(--line); }
.reference-row { display: flex; gap: 24px; align-items: center; padding-block: 24px; border-bottom: 1px solid var(--line); transition: background-color 200ms var(--ease); }
.reference-row:hover { background: var(--silver); }
.reference-row > img { width: 72px; height: 96px; object-fit: contain; border: 1px solid var(--line); background: var(--white); }
.reference-row-copy { min-width: 0; }
.reference-row-copy > strong { font-size: 20px; display: block; font-weight: 500; color: var(--navy); line-height: 1.3; }
.reference-row-copy > span { display: block; font-size: 14px; color: var(--muted); margin-top: 4px; }
.reference-row-copy > .document-label { font-size: 12px; color: var(--navy); margin-top: 12px; }
.reference-row > .icon { margin-left: auto; color: var(--navy); }
.faq { background: var(--silver); }
.faq-layout { display: grid; grid-template-columns: 1fr 1.3fr; gap: var(--s-24); align-items: start; }
.faq-layout > div:first-child > p { color: var(--muted); margin-top: 24px; }
.faq-layout > div:first-child > .text-link { margin-top: 24px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding-block: 24px; }
.faq-list summary h3 { font-size: 18px; line-height: 1.4; font-weight: 500; letter-spacing: -.015em; }
.faq-list summary:hover h3 { color: var(--navy); }
.faq-list details > p { color: var(--muted); padding-bottom: 24px; font-size: 14px; }
.faq-list p a { text-decoration: underline; color: var(--navy); text-underline-offset: 3px; }
.contact-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: var(--s-24); align-items: start; }
.contact-copy > p { color: var(--muted); margin-top: 24px; }
.contact-phone { display: flex; align-items: center; gap: 24px; margin-top: 48px; font-size: 48px; line-height: 1.1; letter-spacing: -.03em; color: var(--navy); white-space: nowrap; }
.contact-phone > .icon { width: 32px; height: 32px; }
.contact-phone:hover { text-decoration: underline; text-underline-offset: 8px; }
.contact-copy .contact-person { font-size: 12px; margin-top: 12px; }
.contact-email { display: flex; gap: 16px; align-items: center; margin-top: 24px; font-size: 14px; color: var(--navy); overflow-wrap: anywhere; }
.contact-email:hover { text-decoration: underline; text-underline-offset: 5px; }
.contact-address { display: flex; align-items: center; gap: 16px; margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--line); color: var(--navy); max-width: 440px; }
.contact-address address { font-style: normal; font-size: 14px; line-height: 1.6; }
.contact-address > a { margin-left: auto; display: grid; place-items: center; width: 48px; height: 48px; }
.contact-address > a:hover { background: var(--silver); }
.direct-contact { display: grid; grid-template-columns: 1fr auto; margin-top: 32px; max-width: 440px; gap: 4px 16px; }
.direct-contact > span { grid-column: 1 / -1; color: var(--muted); font-size: 12px; }
.direct-contact > strong { font-size: 14px; font-weight: 500; }
.direct-contact > a { font-size: 14px; color: var(--navy); display: flex; gap: 16px; align-items: center; }
.direct-contact .icon { width: 16px; height: 16px; }
.js .enquiry-form { display: block; }
.enquiry-form { padding: 40px; background: var(--silver); min-width: 0; }
.enquiry-form h3 { font-size: 24px; color: var(--navy); }
.form-intro { font-size: 14px; color: var(--muted); margin-top: 12px; }
.form-required-note { font-size: 12px; color: var(--muted); margin-top: 20px; }
.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px 16px; margin-top: 16px; }
.field { display: flex; flex-direction: column; min-width: 0; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 12px; font-weight: 500; color: var(--ink); margin-bottom: 8px; }
input,textarea { border: 1px solid #7b8290; border-radius: 2px; color: var(--ink); background: var(--white); padding: 12px; width: 100%; font-size: 14px; line-height: 1.5; transition: border-color 200ms var(--ease); }
input { min-height: 48px; }
textarea { resize: vertical; min-height: 120px; }
input:hover,textarea:hover { border-color: var(--muted); }
input:focus,textarea:focus { border-color: var(--navy); }
input::placeholder,textarea::placeholder { color: var(--muted); opacity: 1; }
input[aria-invalid="true"],textarea[aria-invalid="true"] { border-color: var(--error); }
.field-error { color: var(--error); font-size: 12px; margin-top: 4px; }
.field-error:empty { display: none; }
.attachment-note { display: flex; align-items: flex-start; gap: 12px; color: var(--muted); font-size: 12px; margin-top: 20px; }
.attachment-note .icon { width: 18px; height: 18px; }
.form-submit { width: 100%; margin-top: 24px; }
.form-privacy { font-size: 12px; color: var(--muted); margin-top: 16px; }
.inline-link { background: transparent; color: var(--navy); padding: 0; font-size: inherit; text-decoration: underline; text-underline-offset: 3px; }
#form-feedback { font-size: 12px; color: var(--navy); margin-top: 12px; }
#form-feedback:empty { display: none; }
.email-preview { padding-top: 24px; margin-top: 24px; border-top: 1px solid #bec4d0; }
.email-preview h4 { font-size: 20px; color: var(--navy); }
.email-preview p { color: var(--muted); font-size: 14px; margin-top: 12px; }
.email-preview textarea { margin-top: 16px; font-size: 12px; }
.email-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.email-actions .button { font-size: 14px; min-height: 48px; padding: 12px 16px; gap: 16px; }
.email-preview .mail-recipient { font-size: 12px; overflow-wrap: anywhere; }
.nojs-contact { padding: 32px; background: var(--silver); }
.nojs-contact p { margin-block: 24px; }
.site-footer { background: var(--navy); color: #c2c8df; padding-block: 80px 32px; }
.site-footer :focus-visible { outline-color: var(--white); }
.footer-top { display: grid; grid-template-columns: 1.2fr .75fr 1.1fr 1.35fr; align-items: start; gap: 48px; }
.footer-top > * { min-width: 0; }
.footer-brand .brand { display: block; width: 208px; margin-bottom: 24px; }
.footer-brand .brand img { filter: grayscale(1) invert(1); mix-blend-mode: screen; }
.footer-brand > p { font-size: 14px; max-width: 260px; }
.footer-brand .footer-experience { margin-top: 24px; font-size: 12px; }
.footer-column h2 { margin-bottom: 24px; color: var(--white); font-size: 16px; font-weight: 600; line-height: 1.5; letter-spacing: 0; }
.footer-column ul { margin: -8px 0; padding: 0; list-style: none; }
.footer-column li a { display: inline-block; padding-block: 8px; font-size: 14px; line-height: 1.5; }
.footer-column a,.footer-meta a { text-underline-offset: 5px; text-decoration-thickness: 1px; }
.footer-phone { display: inline-flex; align-items: center; gap: 24px; color: var(--white); font-size: 24px; font-weight: 500; line-height: 1.3; letter-spacing: -.02em; }
.footer-email { display: block; width: fit-content; margin-top: 16px; font-size: 14px; overflow-wrap: anywhere; }
.footer-contact address { margin-top: 24px; font-size: 14px; font-style: normal; }
.footer-map { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; margin-top: 8px; font-size: 12px; }
.footer-map .icon { width: 16px; height: 16px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; padding-top: 32px; margin-top: 64px; position: relative; font-size: 12px; }
.footer-bottom::before { content: ""; position: absolute; top: 0; left: 64px; right: 64px; height: 1px; background: rgb(255 255 255 / .2); }
.footer-legal > p:first-child { color: var(--white); font-size: 14px; margin-bottom: 8px; }
.footer-legal > p:last-child { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.footer-meta { text-align: right; padding-right: 40px; }
.footer-meta > a { display: inline-block; padding-block: 8px; margin-top: -8px; }
.footer-meta > p { margin-top: 4px; }
.back-to-top { position: fixed; z-index: 25; right: 32px; bottom: max(32px, env(safe-area-inset-bottom)); display: grid; place-items: center; width: 56px; height: 56px; border: 1px solid rgb(255 255 255 / .65); border-radius: 2px; background: var(--navy); color: var(--white); transition: opacity 200ms var(--ease), transform 200ms var(--ease), background-color 200ms var(--ease), visibility 200ms; }
.back-to-top .icon { transform: rotate(-90deg); }
.js .back-to-top { opacity: 0; visibility: hidden; transform: translateY(12px); pointer-events: none; }
.js .back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
body.menu-is-open .back-to-top { display: none; }
@media (hover: hover) and (pointer: fine) {
  .footer-column a:hover,.footer-meta a:hover { color: var(--white); text-decoration: underline; }
  .back-to-top:hover { background: var(--navy-hover); }
  .back-to-top:hover .icon { transform: translateY(-3px) rotate(-90deg); }
  .back-to-top .icon { transition: transform 200ms var(--ease); }
}
.back-to-top:active { transform: translateY(1px); }
.privacy-fallback { margin-top: 24px; font-size: 14px; color: #c2c8df; }
.privacy-fallback p { margin-block: 16px; }
.privacy-fallback a { overflow-wrap: anywhere; }
.js .privacy-fallback { display: none; }
dialog { border: 0; color: var(--ink); padding: 0; width: min(1056px, calc(100vw - 48px)); max-height: calc(100dvh - 48px); background: var(--white); box-shadow: var(--shadow-dialog); overscroll-behavior: contain; }
dialog::backdrop { background: rgb(3 8 29 / .8); }
dialog[open] { animation: dialog-enter 250ms var(--ease); }
.dialog-close { position: absolute; top: 16px; right: 16px; z-index: 2; }
.gallery { position: relative; background: #e7e9ef; }
.gallery-image { width: 100%; height: 464px; object-fit: cover; }
.gallery-controls { position: absolute; bottom: 16px; right: 16px; display: flex; align-items: center; gap: 2px; background: var(--white); color: var(--navy); }
.gallery-controls .icon-button { border-radius: 0; }
.gallery-prev .icon { transform: rotate(180deg); }
.gallery-count { font-size: 12px; padding: 0 16px; min-width: 70px; text-align: center; }
.gallery-controls button:disabled { opacity: .35; }
.project-dialog-info { padding: 40px 48px 48px; }
.project-dialog-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.project-dialog-heading h2 { font-size: 36px; }
.project-dialog-heading > p { color: var(--muted); font-size: 14px; }
.project-dialog-meta { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; margin: 32px 0; padding-block: 24px; border-block: 1px solid var(--line); }
.project-dialog-meta dt { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.project-dialog-meta dd { margin: 0; font-size: 16px; color: var(--navy); }
.project-dialog-info h3 { font-size: 20px; }
.project-dialog-info > ul { font-size: 14px; color: var(--muted); columns: 2; gap: 40px; margin-block: 20px 32px; }
.project-dialog-info li { margin-bottom: 12px; break-inside: avoid; }
.project-dialog-note { margin-top: 24px; color: var(--muted); font-size: 12px; }
.reference-dialog { width: min(900px,calc(100vw - 48px)); }
.document-toolbar { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; gap: 24px; background: var(--white); padding: 12px 16px 12px 24px; border-bottom: 1px solid var(--line); }
.document-toolbar h2 { font-size: 18px; letter-spacing: -.02em; margin-right: auto; }
.document-toolbar .text-link { font-size: 12px; }
.document-image-wrap { padding: 24px; background: #e7e9ed; }
.document-image-wrap img { width: 100%; height: auto; min-height: 240px; object-fit: contain; }
.privacy-dialog { width: min(680px,calc(100vw - 48px)); padding: 56px 40px 40px; }
.privacy-dialog h2 { font-size: 30px; margin-bottom: 24px; }
.privacy-dialog p { font-size: 14px; color: var(--muted); margin-top: 16px; }
.privacy-dialog a { color: var(--navy); text-decoration: underline; overflow-wrap: anywhere; }
@keyframes hero-settle { from { transform: scale(1.035); } to { transform: scale(1); } }
@keyframes hero-type { from { transform: translateY(16px); clip-path: inset(0 0 8% 0); } to { transform: translateY(0); clip-path: inset(0); } }
@keyframes dialog-enter { from { opacity: .6; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (min-width: 1600px) {
  .hero-content { padding-top: 120px; }
  .hero h1 { font-size: 80px; }
}
@media (max-width: 1199px) {
  .container { padding-inline: 40px; }
  .header-inner { gap: 24px; }
  .main-nav { gap: 24px; }
  .brand { width: 160px; }
  .header-phone { font-size: 16px; gap: 8px; }
  .hero h1 { font-size: 60px; }
  .facts-inner { grid-template-columns: 1fr 1fr 1.4fr; }
  .facts-inner > a { display: none; }
  .facts strong { font-size: 20px; }
  .section-heading { gap: 48px; }
  .services-layout { gap: 40px; }
  .service-item summary { gap: 16px; }
  .service-item summary h3 { font-size: 20px; }
  .service-body { margin-left: 48px; }
  .about-layout,.references-layout,.faq-layout,.contact-layout { gap: 48px; }
  .about h2 { font-size: 40px; }
  .contact h2 { font-size: 40px; }
  .contact-phone { font-size: 36px; }
  .enquiry-form { padding: 32px; }
  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 64px; }
  .footer-bottom::before { left: 40px; right: 40px; }
}
@media (max-width: 959px) {
  :root { --header-height: 80px; }
  .container { padding-inline: 32px; }
  .section { padding-block: 80px; }
  .main-nav { gap: 16px; }
  .main-nav > a { font-size: 12px; }
  .header-inner { gap: 24px; }
  .header-phone .icon { display: none; }
  .brand { width: 144px; }
  .hero h1 { font-size: 60px; }
  .hero-content { padding-top: 80px; }
  .hero { min-height: 560px; display: block; }
  .investor-names li { font-size: 24px; }
  h2 { font-size: 40px; }
  .section-heading { gap: 32px; }
  .services-layout { gap: 32px; }
  .service-body { margin-left: 0; }
  .service-item summary { gap: 12px; }
  .service-icon { width: 28px; height: 28px; }
  .service-visual > img { height: 450px; }
  .service-visual figcaption { font-size: 12px; padding: 16px; }
  .project-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .portfolio-toolbar { align-items: flex-start; flex-direction: column; }
  .about-layout { gap: 40px; }
  .about h2 { font-size: 36px; }
  .about-photo img { height: 440px; }
  .references-layout,.faq-layout,.contact-layout { gap: 32px; }
  .reference-row { gap: 16px; }
  .reference-row > img { width: 56px; height: 80px; }
  .reference-row-copy > strong { font-size: 18px; }
  .reference-row-copy > span { font-size: 12px; }
  .contractor-names { gap: 20px; }
  .contact-layout { grid-template-columns: 1fr 1.15fr; }
  .contact h2 { font-size: 36px; }
  .contact-phone { font-size: 30px; gap: 16px; }
  .contact-email { font-size: 12px; gap: 8px; }
  .contact-email .icon { width: 18px; height: 18px; }
  .enquiry-form { padding: 24px; }
  .form-grid { grid-template-columns: 1fr; gap: 16px; }
  .footer-top { gap: 40px; }
  .footer-bottom::before { left: 32px; right: 32px; }
}
@media (max-width: 767px) {
  :root { --header-height: 72px; }
  .container { padding-inline: 24px; }
  .section { padding-block: 64px; }
  .site-header { position: sticky; }
  .header-inner { gap: 16px; }
  .brand { width: 144px; }
  .header-phone { margin-left: auto; font-size: 14px; min-height: 44px; }
  .header-phone .icon { display: none; }
  .js .menu-toggle { display: flex; position: relative; width: 44px; height: 44px; flex-shrink: 0; flex-direction: column; align-items: center; justify-content: center; gap: 6px; background: transparent; }
  .menu-toggle span { width: 22px; height: 1.5px; background: var(--navy); transition: transform 220ms var(--ease); }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
  .main-nav { display: none; }
  .js .main-nav { position: fixed; inset: var(--header-height) 0 auto; padding: 16px 24px 32px; background: var(--white); border-bottom: 1px solid var(--line); max-height: calc(100dvh - var(--header-height)); overflow-y: auto; }
  .js .main-nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav > a { font-size: 24px; padding-block: 16px; line-height: 1.25; }
  .main-nav > a:not(.mobile-nav-phone)::after { right: auto; width: 32px; bottom: 8px; }
  .main-nav .mobile-nav-phone { display: flex; justify-content: space-between; align-items: center; font-size: 18px; color: var(--white); background: var(--navy); padding: 20px 24px; margin-top: 16px; }
  body.menu-is-open { overflow: hidden; }
  .hero { min-height: 600px; }
  .hero-picture img { object-position: 59% 50%; }
  .hero-shade { background: rgb(0 10 44 / .55); }
  .hero-shade::after { background: rgb(0 8 39 / .18); }
  .hero-content { padding-top: 64px; padding-bottom: 128px; }
  .hero h1 { font-size: 48px; line-height: 1.04; max-width: 620px; letter-spacing: -.03em; }
  .hero-content > p { font-size: 18px; line-height: 1.5; margin-top: 24px; max-width: 480px; }
  .desktop-break { display: none; }
  .hero-actions { margin-top: 32px; gap: 12px; flex-wrap: wrap; }
  .hero-actions .button { padding: 16px 20px; gap: 24px; min-height: 52px; font-size: 14px; }
  .hero-bottom-note { display: none; }
  .hero-bottom { justify-content: flex-end; padding-inline: 0; }
  .hero-project { padding: 20px 24px; min-width: 280px; }
  .hero-project strong { font-size: 12px; }
  .hero-project span span { font-size: 12px; }
  .facts-inner { padding-block: 24px; grid-template-columns: 1fr 1fr; gap: 24px 16px; }
  .facts-inner > div { padding-right: 0; }
  .facts-inner > div:nth-child(2) { padding-left: 24px; }
  .facts-inner > div:nth-child(3) { grid-column: 1 / -1; border-left: 0; padding: 20px 0 0; border-top: 1px solid var(--line); display: flex; align-items: baseline; gap: 24px; }
  .facts-inner > div:nth-child(3) strong { font-size: 18px; }
  .facts-inner > div:nth-child(3) span { margin: 0; font-size: 12px; }
  .facts strong { font-size: 24px; }
  .investors { padding-block: 32px; }
  .investors-intro { flex-direction: column; align-items: flex-start; gap: 4px; font-size: 12px; }
  .investor-names { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 24px; margin-top: 24px; }
  .investor-names li { font-size: 24px; }
  h2 { font-size: 36px; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; margin-bottom: 32px; }
  .section-heading > p { font-size: 16px; max-width: 600px; }
  .services-layout { grid-template-columns: 1fr; gap: 32px; }
  .service-visual { position: static; }
  .service-visual > img { height: 320px; }
  .service-visual figcaption { padding: 16px 24px; }
  .service-item summary { padding-block: 24px; gap: 16px; }
  .service-item summary h3 { font-size: 24px; }
  .service-body { margin-left: 44px; }
  .object-types { gap: 8px 12px; justify-content: flex-start; text-align: left; font-size: 12px; margin-top: 32px; }
  .portfolio-toolbar { gap: 20px; margin-bottom: 24px; }
  .filter-buttons { gap: 4px; }
  .filter-button { padding: 12px; font-size: 12px; }
  .project-grid { gap: 40px 20px; }
  .project-media { aspect-ratio: 4 / 3; }
  .project-name h3 { font-size: 20px; }
  .project-area { font-size: 18px; padding: 8px 12px; }
  .project-meta { font-size: 12px; margin-top: 16px; }
  .project-client { font-size: 12px; }
  .project-kind { font-size: 12px; }
  .portfolio-footer { padding-top: 32px; }
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
  .about h2 { font-size: 40px; }
  .about-copy > p { max-width: 650px; }
  .about-copy .about-lead { font-size: 24px; }
  .about-photo { padding: 0; }
  .about-photo img { height: 360px; }
  .about-points { gap: 24px; padding-top: 32px; }
  .about-points h3 { font-size: 18px; }
  .references-layout { grid-template-columns: 1fr; gap: 40px; }
  .references-copy > p { max-width: 600px; }
  .references-copy .contractor-label { margin-top: 32px; }
  .contractor-names { max-width: 550px; gap: 20px 32px; }
  .reference-row { gap: 24px; }
  .reference-row > img { width: 64px; height: 88px; }
  .reference-row-copy > strong { font-size: 20px; }
  .faq-layout { grid-template-columns: 1fr; gap: 32px; }
  .faq-list summary { padding-block: 24px; gap: 16px; }
  .faq-list summary h3 { font-size: 18px; }
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
  .contact h2 { font-size: 40px; }
  .contact-phone { font-size: 48px; margin-top: 32px; }
  .contact-email { font-size: 14px; }
  .contact-address { margin-top: 32px; }
  .form-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .enquiry-form { padding: 32px; }
  .site-footer { padding-block: 56px 32px; }
  .footer-top { gap: 40px 24px; }
  .footer-brand { grid-column: 1 / -1; grid-row: auto; }
  .footer-brand .brand { width: 184px; }
  .footer-brand > p { max-width: none; }
  .footer-brand .footer-experience { margin-top: 16px; }
  .footer-column h2 { margin-bottom: 16px; }
  .footer-contact { grid-column: 1 / -1; grid-row: auto; padding-top: 32px; border-top: 1px solid rgb(255 255 255 / .2); }
  .footer-phone { font-size: 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; margin-top: 32px; padding-top: 32px; gap: 24px; padding-right: 80px; }
  .footer-meta { text-align: left; padding-right: 0; }
  .back-to-top { width: 48px; height: 48px; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); }
  .footer-bottom::before { left: 24px; right: 24px; }
  dialog { width: calc(100vw - 24px); max-height: calc(100dvh - 24px); }
  .gallery-image { height: 320px; }
  .project-dialog-info { padding: 24px; }
  .project-dialog-heading { align-items: flex-start; flex-direction: column; gap: 8px; }
  .project-dialog-heading h2 { font-size: 30px; }
  .project-dialog-meta { grid-template-columns: 1fr 1fr; gap: 16px; margin-block: 24px; padding-block: 20px; }
  .project-dialog-meta > div:last-child { grid-column: 1 / -1; }
  .project-dialog-info > ul { columns: 1; }
  .document-toolbar { gap: 12px; padding: 8px 12px 8px 16px; }
  .document-toolbar h2 { font-size: 14px; }
  .document-toolbar .text-link { gap: 8px; }
  .reference-dialog { width: calc(100vw - 16px); }
  .document-image-wrap { padding: 8px; }
}
@media (max-width: 479px) {
  .container { padding-inline: 24px; }
  .header-inner { gap: 8px; }
  .brand { width: 128px; }
  .header-phone { font-size: 14px; }
  .hero { min-height: 640px; }
  .hero-content { padding-top: 56px; }
  .hero h1 { font-size: 48px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; width: min(100%, 296px); gap: 12px; }
  .hero-actions .button { min-height: 52px; width: 100%; }
  .hero-content > p { font-size: 16px; line-height: 1.5; }
  .hero-project { min-width: 268px; }
  .facts-inner > div:nth-child(3) { display: block; }
  .facts-inner > div:nth-child(3) span { margin-top: 8px; }
  .facts strong { font-size: 20px; }
  .investor-names { gap: 24px 12px; }
  .investor-names li { font-size: 20px; }
  .service-visual > img { height: 300px; }
  .service-visual figcaption { padding-inline: 16px; font-size: 12px; }
  .service-item summary h3 { font-size: 20px; }
  .service-body { margin-left: 0; }
  .project-grid { grid-template-columns: 1fr; gap: 40px; }
  .project-name h3 { font-size: 24px; }
  .project-kind { font-size: 14px; }
  .project-meta { font-size: 12px; }
  .project-area { font-size: 20px; }
  .project-client { margin-top: 12px; }
  .portfolio-footer { flex-direction: column; gap: 8px; }
  .about h2,.contact h2 { font-size: 36px; }
  .about-photo img { height: 320px; }
  .about-points { grid-template-columns: 1fr; gap: 24px; }
  .about-points h3 { font-size: 20px; margin-bottom: 8px; }
  .contractor-names { gap: 20px 24px; }
  .contractor-names li { font-size: 24px; }
  .reference-row { gap: 16px; }
  .reference-row-copy > strong { font-size: 18px; }
  .reference-row > img { width: 56px; height: 80px; }
  .contact-phone { font-size: 36px; }
  .contact-email { gap: 8px; font-size: 12px; }
  .contact-phone > .icon { width: 24px; height: 24px; }
  .enquiry-form { padding: 24px; margin-inline: -8px; }
  .form-grid { grid-template-columns: 1fr; }
  input,textarea { font-size: 16px; }
  .form-intro { font-size: 14px; }
  .form-submit { font-size: 14px; padding-inline: 16px; }
  .gallery-image { height: 260px; }
  .gallery-controls { bottom: 12px; right: 12px; }
  .project-dialog-info { padding: 24px 20px; }
  .project-dialog-info > .button { width: 100%; font-size: 14px; }
  .privacy-dialog { width: calc(100vw - 24px); padding: 64px 24px 32px; }
  .privacy-dialog h2 { font-size: 24px; }
  .document-toolbar .text-link .icon { display: none; }
}
@media (max-width: 359px) {
  .container { padding-inline: 20px; }
  .brand { width: 112px; }
  .header-phone { font-size: 12px; }
  .hero h1 { font-size: 40px; }
  .hero-content { padding-top: 48px; }
  .hero { min-height: 600px; }
  .hero-project { min-width: 250px; }
  h2 { font-size: 30px; }
  .filter-button { font-size: 12px; padding: 10px; }
  .contact-phone { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
@media print {
  .site-header,.hero-actions,.portfolio-toolbar,.enquiry-form,.back-to-top,.dialog-close { display: none !important; }
  .hero { min-height: 0; color: var(--navy); }
  .hero-picture,.hero-shade,.hero-bottom { display: none; }
  .hero-content { padding-block: 24px; }
  .hero-content p { color: var(--ink); }
  .section { padding-block: 32px; }
  .container { padding-inline: 0; }
  .about { color: var(--ink); background: white; }
  .about h2,.about-copy > p,.about-points h3,.about-points p,.about-copy .about-lead,.light-link { color: var(--ink); }
  .project-card,.reference-row { break-inside: avoid; }
  .site-footer { color: var(--ink); background: white; }
  .footer-column h2,.footer-phone,.footer-legal > p:first-child { color: var(--ink); }
  .footer-brand .brand img { filter: none; mix-blend-mode: normal; }
}