:root {
  --ink: #0c0d0e;
  --surface: #151719;
  --paper: #f3f1ec;
  --white: #fff;
  --muted: #c6c8c8;
  --gold: #d6b767;
  --gold-dark: #b99845;
  --line: rgba(255,255,255,.16);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ink); color: var(--white); font: 400 1rem/1.6 Arial, Helvetica, sans-serif; }
img { display: block; max-width: 100%; }
a { color: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; background: var(--gold); color: var(--ink); font-weight: 800; }
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 0 max(1rem, calc((100vw - var(--max))/2)); background: rgba(8,9,10,.92); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.brand img { width: 162px; height: auto; }
.site-nav { position: fixed; inset: 76px 0 auto; display: none; flex-direction: column; padding: 1.25rem; background: var(--ink); border-bottom: 1px solid var(--line); }
.site-nav.open { display: flex; }
.site-nav a { min-height: 48px; display: flex; align-items: center; text-decoration: none; font-size: .85rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.site-nav a.active, .site-nav a:hover { color: var(--gold); }
.menu-toggle { width: 48px; height: 48px; display: grid; place-content: center; gap: 5px; padding: 0; color: var(--white); border: 1px solid var(--line); background: transparent; }
.menu-toggle span { width: 21px; height: 2px; background: currentColor; }
.site-header .header-cta { display: none; }

.hero { position: relative; min-height: 100svh; display: grid; align-items: end; overflow: hidden; padding: 7.5rem 1rem 8.5rem; }
.hero-image, .hero-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image { object-fit: cover; object-position: 52% center; }
.hero-overlay { background: linear-gradient(90deg, rgba(7,8,9,.96) 0%, rgba(7,8,9,.74) 55%, rgba(7,8,9,.24) 100%), linear-gradient(0deg, rgba(7,8,9,.75), transparent 50%); }
.hero-content { position: relative; z-index: 2; width: min(100%, var(--max)); margin: 0 auto; }
.eyebrow { margin: 0 0 1rem; color: var(--gold); font-size: .74rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1 { max-width: 850px; margin: 0; font-size: clamp(2.75rem, 9.4vw, 6.8rem); line-height: .94; letter-spacing: -.055em; text-transform: uppercase; }
h1 span { color: var(--gold); }
.hero-copy { max-width: 650px; margin: 1.5rem 0 0; color: #e0e1e1; font-size: clamp(1rem, 2vw, 1.25rem); }
.hero-actions { display: flex; flex-direction: column; align-items: stretch; gap: .75rem; margin-top: 2rem; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; padding: .8rem 1.25rem; background: var(--gold); color: var(--ink); border: 1px solid var(--gold); text-decoration: none; font-size: .8rem; font-weight: 900; letter-spacing: .07em; text-transform: uppercase; transition: background .2s, color .2s, transform .2s; }
.button:hover { background: var(--gold-dark); transform: translateY(-2px); }
.button-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,.55); }
.button-ghost:hover { background: var(--white); color: var(--ink); }
.phone-link { display: inline-block; margin-top: 1.25rem; color: #e7e7e7; text-underline-offset: 4px; }
.hero-trust { position: absolute; z-index: 2; inset: auto 1rem 1.25rem; display: flex; gap: .8rem 1.5rem; flex-wrap: wrap; color: #d8d8d8; font-size: .67rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.hero-trust span::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: .55rem; background: var(--gold); transform: rotate(45deg); }

.section { padding: 5.5rem 1rem; }
.section-shell { width: min(100%, var(--max)); margin-inline: auto; }
.section-light { background: var(--paper); color: var(--ink); }
.section-heading { display: grid; gap: 1.5rem; align-items: end; margin-bottom: 3rem; }
.section-heading > p { max-width: 560px; margin: 0; color: #a9adae; }
.section-light .section-heading > p { color: #5a5d60; }
h2 { margin: 0; font-size: clamp(2.35rem, 7.5vw, 5.25rem); line-height: .96; letter-spacing: -.05em; text-transform: uppercase; }
h2 span { color: var(--gold-dark); }
h3 { margin: 0; font-size: 1.3rem; line-height: 1.15; }
.services { background: var(--surface); }
.service-grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.service-card { position: relative; min-height: 330px; padding: 1.5rem; background: var(--surface); transition: transform .25s, background .25s; }
.service-card:hover { z-index: 2; background: #1d2022; transform: translateY(-4px); }
.service-card > svg { width: 36px; height: 36px; color: var(--gold); stroke-width: 1.5; }
.card-number { position: absolute; right: 1.5rem; top: 1.25rem; margin: 0; color: #737778; font: 700 .7rem/1 Arial, sans-serif; letter-spacing: .12em; }
.service-card h3 { margin: 3.75rem 0 1rem; font-size: 1.55rem; }
.service-card > p:not(.card-number) { margin: 0; color: #aeb1b1; }
.service-card > span { position: absolute; inset: auto 1.5rem 1.5rem; color: var(--gold); font-size: .71rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.about-grid { display: grid; gap: 3rem; align-items: center; }
.about-media { position: relative; }
.about-media::before { content: ""; position: absolute; inset: -1rem auto auto -1rem; width: 42%; height: 45%; border: 1px solid var(--gold-dark); }
.about-media img { position: relative; width: 100%; max-height: 650px; object-fit: cover; filter: saturate(.72) contrast(1.04); }
.media-label { position: absolute; right: -1px; bottom: -1px; display: flex; align-items: center; gap: .7rem; padding: 1rem; background: var(--ink); color: var(--white); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.media-label span { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--gold); color: var(--gold); }
.about-copy .lead { margin: 1.7rem 0 1rem; font-size: clamp(1.2rem, 2.4vw, 1.55rem); font-weight: 700; line-height: 1.4; }
.about-copy > p:not(.eyebrow):not(.lead) { color: #515457; }
.check-list { display: grid; gap: .75rem; margin: 1.75rem 0; padding: 0; list-style: none; }
.check-list li { display: flex; align-items: center; gap: .75rem; font-weight: 700; }
.check-list svg { width: 20px; color: var(--gold-dark); }
.text-link { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); font-weight: 900; text-underline-offset: 5px; text-transform: uppercase; letter-spacing: .05em; }
.text-link svg { width: 18px; }

.sectors { background: var(--ink); }
.sector-grid { display: grid; gap: 1rem; }
.sector-card { position: relative; min-height: 360px; display: flex; flex-direction: column; padding: 1.5rem; border: 1px solid var(--line); overflow: hidden; background: linear-gradient(145deg, rgba(255,255,255,.04), transparent); }
.sector-card::after { content: ""; position: absolute; right: -60px; bottom: -100px; width: 220px; height: 220px; border: 1px solid rgba(214,183,103,.25); transform: rotate(45deg); }
.sector-index { margin: 0 0 auto; color: var(--gold); font-size: .68rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.sector-card h3 { max-width: 260px; margin-top: 4rem; font-size: clamp(1.75rem, 4vw, 2.4rem); text-transform: uppercase; }
.sector-card > p:not(.sector-index) { max-width: 380px; color: #bbbebe; }
.sector-card ul { display: flex; flex-wrap: wrap; gap: .55rem 1rem; margin: 1.5rem 0 0; padding: 0; list-style: none; color: #d8d9d9; font-size: .75rem; font-weight: 700; }
.sector-card li::before { content: "/"; margin-right: .35rem; color: var(--gold); }

.project-toolbar { display: flex; gap: .5rem; overflow-x: auto; margin-bottom: 1.75rem; padding-bottom: .35rem; }
.filter-button { min-height: 44px; padding: .65rem 1rem; background: transparent; border: 1px solid #c7c4bc; color: var(--ink); font-size: .72rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; cursor: pointer; }
.filter-button.active, .filter-button:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }
.project-grid { display: grid; gap: 1.5rem; }
.project-card[hidden] { display: none; }
.project-image { position: relative; width: 100%; aspect-ratio: 4/3; padding: 0; border: 0; background: #ddd; overflow: hidden; cursor: zoom-in; }
.project-image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.72); transition: transform .45s, filter .45s; }
.project-image:hover img { transform: scale(1.035); filter: saturate(1); }
.project-image > span { position: absolute; right: 1rem; bottom: 1rem; width: 46px; height: 46px; display: grid; place-items: center; background: var(--gold); color: var(--ink); }
.project-image svg { width: 19px; }
.project-caption { padding: 1.2rem 0 .25rem; border-bottom: 1px solid #c9c6be; }
.project-caption > p:first-child { margin: 0 0 .35rem; color: #77746d; font-size: .67rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.project-caption h3 { font-size: 1.55rem; text-transform: uppercase; }
.project-caption h3 a { text-decoration: none; }
.project-caption h3 a:hover { color: var(--gold-dark); }
.project-caption > p:last-child { margin: .55rem 0 1.2rem; color: #585b5d; }
.portfolio-section-cta { display: flex; justify-content: center; margin-top: 2.5rem; }
.portfolio-section-cta svg { width: 18px; margin-left: .55rem; }
.portfolio-card-image { display: block; cursor: pointer; }
.project-attribution { position: absolute; left: .75rem; top: .75rem; z-index: 2; padding: .55rem .65rem; background: rgba(12,13,14,.9); color: var(--white); font-size: .62rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.project-attribution.experience { border-left: 3px solid var(--gold); }
.project-attribution.arca { background: var(--gold); color: var(--ink); }
.project-service-tags { display: flex; flex-wrap: wrap; gap: .45rem; margin: 0 0 1.25rem; padding: 0; list-style: none; }
.project-service-tags li { padding: .35rem .5rem; background: #e3e0d8; color: #505357; font-size: .65rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }

.portfolio-page { background: var(--paper); color: var(--ink); }
.portfolio-hero { min-height: 70svh; display: grid; align-items: end; padding: 10rem 1rem 5rem; background: linear-gradient(120deg, rgba(8,9,10,.98), rgba(8,9,10,.72)), url('/assets/projects/large-scale-commercial-systems/img-5591-1800.webp') center 42% / cover; color: var(--white); }
.portfolio-hero h1 { max-width: 980px; }
.portfolio-hero > .section-shell > p:last-child { max-width: 680px; margin: 1.5rem 0 0; color: #d6d8d8; font-size: clamp(1rem, 2vw, 1.25rem); }
.portfolio-intro { display: grid; gap: 1.5rem; align-items: end; margin-bottom: 3rem; }
.portfolio-intro > p { max-width: 560px; margin: 0; color: #56595c; }
.portfolio-filters { display: grid; gap: 1rem; margin-bottom: 1rem; padding: 1rem; border: 1px solid #cfcbc2; background: #eae7df; }
.portfolio-filter-group { display: flex; gap: .5rem; overflow-x: auto; }
.service-filter { display: grid; gap: .35rem; color: #55585a; font-size: .67rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.service-filter select { min-height: 44px; padding: .65rem 2.4rem .65rem .75rem; border: 1px solid #bbb7ae; border-radius: 0; background: #fff; color: var(--ink); font: inherit; }
.portfolio-results { margin: 0 0 1rem; color: #686b6d; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.portfolio-grid { display: grid; gap: 2rem 1.25rem; }
.portfolio-card[hidden] { display: none; }
.portfolio-card { display: flex; flex-direction: column; }
.portfolio-card-copy { flex: 1; }
.portfolio-card-copy > p:last-of-type { min-height: 4.8em; }
.portfolio-empty { padding: 3rem 1rem; border: 1px dashed #aaa69d; color: #5c5f61; text-align: center; }
.attribution-guide { display: grid; gap: 1.5rem; margin-top: 4rem; padding: 1.5rem; background: var(--ink); color: var(--white); }
.attribution-guide h2 { font-size: clamp(1.65rem, 4vw, 2.8rem); }
.attribution-guide p { margin: 0; color: #c8caca; }
.attribution-guide p + p { margin-top: 1rem; }
.attribution-guide strong { color: var(--gold); }

.project-detail-page { background: var(--ink); }
.project-detail-hero { display: grid; padding-top: 76px; background: var(--ink); }
.project-detail-cover { min-height: 52svh; background: #222; overflow: hidden; }
.project-detail-cover img { width: 100%; height: 100%; min-height: 52svh; object-fit: cover; }
.project-detail-heading { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding: 3rem 1rem 4rem; }
.project-back-link { display: inline-flex; align-items: center; gap: .55rem; margin-bottom: 3rem; color: #bfc1c2; font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; text-underline-offset: 4px; }
.project-back-link svg { width: 17px; }
.project-detail-heading h1 { max-width: 760px; font-size: clamp(2.7rem, 8.5vw, 6.2rem); }
.project-detail-heading > p:not(.eyebrow) { max-width: 620px; margin: 1.5rem 0 0; color: #c5c8c8; }
.detail-attribution { margin-top: 2rem; padding: .65rem .8rem; font-size: .66rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.detail-attribution.experience { border: 1px solid var(--gold); color: var(--gold); }
.detail-attribution.arca { background: var(--gold); color: var(--ink); }
.project-overview-grid { display: grid; gap: 3rem; }
.project-description { max-width: 650px; margin: 1.75rem 0 0; color: #55585b; font-size: clamp(1.05rem, 2vw, 1.25rem); }
.project-facts { margin: 0; border-top: 1px solid #c9c5bc; }
.project-facts > div { display: grid; grid-template-columns: minmax(120px, .72fr) 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid #c9c5bc; }
.project-facts dt { color: #73716c; font-size: .68rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.project-facts dd { margin: 0; font-weight: 700; }
.project-facts .project-service-tags { margin: 0; }
.project-gallery-section { background: #111315; color: var(--white); }
.project-gallery-heading { display: grid; gap: 1.5rem; align-items: end; margin-bottom: 2.5rem; }
.project-gallery-heading > p { max-width: 520px; margin: 0; color: #adb0b1; }
.project-gallery-grid { display: grid; gap: .75rem; }
.gallery-item { position: relative; aspect-ratio: 4 / 3; padding: 0; border: 0; background: #242627; overflow: hidden; cursor: zoom-in; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s, filter .4s; }
.gallery-item:hover img { transform: scale(1.025); filter: saturate(1.08); }
.gallery-item > span { position: absolute; right: .75rem; bottom: .75rem; width: 44px; height: 44px; display: grid; place-items: center; background: rgba(12,13,14,.9); color: var(--gold); border: 1px solid rgba(214,183,103,.55); }
.gallery-item svg { width: 18px; }
.project-disclaimer { display: grid; grid-template-columns: 34px 1fr; gap: 1rem; margin-top: 2rem; padding: 1.25rem; border: 1px solid rgba(214,183,103,.35); background: rgba(214,183,103,.08); }
.project-disclaimer > svg { width: 24px; color: var(--gold); }
.project-disclaimer h2 { margin: 0 0 .35rem; color: var(--gold); font-size: .74rem; letter-spacing: .09em; text-transform: uppercase; }
.project-disclaimer p { margin: 0; color: #c5c7c7; font-size: .9rem; }
.next-project { padding: 3rem 1rem; background: var(--paper); color: var(--ink); }
.next-project p { margin: 0 0 .4rem; color: #77746d; font-size: .68rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.next-project a { display: inline-flex; align-items: center; gap: .65rem; font-size: clamp(1.35rem, 4vw, 2.5rem); font-weight: 900; line-height: 1.1; text-transform: uppercase; text-underline-offset: 6px; }
.next-project svg { width: 26px; color: var(--gold-dark); }
.project-lightbox { width: min(96vw, 1400px); max-width: none; height: min(92vh, 980px); max-height: none; padding: 0; border: 0; background: #08090a; color: var(--white); overflow: visible; }
.project-lightbox::backdrop { background: rgba(0,0,0,.9); backdrop-filter: blur(5px); }
.project-lightbox figure { width: 100%; height: 100%; display: grid; grid-template-rows: 1fr auto; margin: 0; }
.project-lightbox img { width: 100%; height: 100%; min-height: 0; object-fit: contain; }
.project-lightbox figcaption { padding: .8rem 4rem; color: #c8caca; font-size: .8rem; text-align: center; }
.project-lightbox-close, .project-lightbox-nav { position: absolute; z-index: 2; display: grid; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.35); background: rgba(8,9,10,.9); color: var(--white); cursor: pointer; }
.project-lightbox-close { right: 0; top: -50px; width: 46px; height: 46px; }
.project-lightbox-nav { top: 50%; width: 48px; height: 64px; transform: translateY(-50%); }
.project-lightbox-nav.previous { left: 0; }
.project-lightbox-nav.next { right: 0; }
.project-lightbox-close svg, .project-lightbox-nav svg { width: 22px; }

.process { background: #111315; }
.process-layout { display: grid; gap: 3rem; }
.process-intro { align-self: start; }
.process-intro > p:not(.eyebrow) { max-width: 480px; color: #afb2b3; }
.process-intro .button { margin-top: 1rem; }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.process-list li { display: grid; grid-template-columns: 52px 1fr; gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.process-list li > span { color: var(--gold); font-size: .7rem; font-weight: 900; letter-spacing: .1em; }
.process-list h3 { margin-bottom: .45rem; font-size: 1.5rem; text-transform: uppercase; }
.process-list p { margin: 0; color: #aeb1b2; }

.commitments { background: var(--ink); border-top: 1px solid var(--line); }
.commitment-heading { margin-bottom: 3rem; }
.commitment-list { border-top: 1px solid var(--line); }
.commitment { min-height: 94px; display: grid; grid-template-columns: 45px 1fr 38px; align-items: center; gap: 1rem; border-bottom: 1px solid var(--line); }
.commitment span { color: #6f7374; font-size: .67rem; font-weight: 900; }
.commitment h3 { font-size: clamp(1.15rem, 3vw, 1.8rem); font-weight: 600; text-transform: uppercase; }
.commitment > svg { width: 25px; color: var(--gold); stroke-width: 1.5; }

.cta-band { position: relative; padding: 5rem 1rem; background: var(--gold); color: var(--ink); overflow: hidden; }
.cta-band::after { content: ""; position: absolute; inset: -80% -10% auto auto; width: 55vw; height: 55vw; border: 1px solid rgba(12,13,14,.24); transform: rotate(45deg); }
.cta-band .section-shell { position: relative; z-index: 1; }
.cta-band .eyebrow { color: #302915; }
.cta-band h2 { max-width: 900px; font-size: clamp(3rem, 10vw, 7.6rem); }
.cta-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 1.25rem; margin-top: 2rem; }
.cta-band .button { background: var(--ink); border-color: var(--ink); color: var(--white); }
.cta-phone { display: inline-flex; align-items: center; gap: .65rem; font-weight: 900; font-size: 1.05rem; text-underline-offset: 5px; }
.cta-phone svg { width: 20px; }

.contact-grid { display: grid; gap: 3rem; }
.contact-intro > p:not(.eyebrow) { max-width: 520px; color: #54575a; }
.contact-methods { display: grid; gap: 1rem; margin-top: 2rem; }
.contact-methods > * { display: grid; grid-template-columns: 42px 1fr; align-items: center; gap: .8rem; color: var(--ink); text-decoration: none; }
.contact-methods > * > svg { width: 22px; color: var(--gold-dark); }
.contact-methods span { display: grid; color: #73767a; font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-methods strong { margin-top: .15rem; color: var(--ink); font-size: .9rem; letter-spacing: 0; text-transform: none; overflow-wrap: anywhere; }
.quote-form { display: grid; gap: 1rem; padding: 1.5rem; background: var(--white); box-shadow: 0 20px 55px rgba(19,20,20,.09); }
.field { display: grid; align-content: start; }
.field label { margin-bottom: .35rem; font-size: .72rem; font-weight: 900; letter-spacing: .07em; text-transform: uppercase; }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: .75rem; border: 1px solid #c8c6c0; border-radius: 0; background: #fbfaf7; color: var(--ink); font: inherit; }
.field textarea { min-height: 130px; resize: vertical; }
.field input[aria-invalid="true"], .field select[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #9f2f25; box-shadow: inset 3px 0 #9f2f25; }
.field small { margin-top: .35rem; color: #6e7173; }
.field-error { min-height: 1.35rem; margin-top: .2rem; color: #942a21; font-size: .78rem; font-weight: 700; }
.form-footer { display: flex; flex-direction: column; align-items: stretch; gap: .75rem; }
.form-footer p { margin: 0; color: #707274; font-size: .72rem; }
.form-footer .button { cursor: pointer; }
.form-footer svg { width: 18px; margin-left: .5rem; }
.form-status { display: none; padding: 1rem; background: #f3ead1; border-left: 4px solid var(--gold-dark); color: #37301e; }
.form-status.visible { display: block; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.site-footer { padding: 4.5rem 1rem 1.5rem; background: #08090a; color: #c4c6c7; }
.footer-grid { display: grid; gap: 2.5rem; }
.footer-brand img { width: 180px; }
.footer-brand p { max-width: 300px; color: #929697; }
.footer-grid h2 { margin-bottom: 1rem; color: var(--white); font-size: .77rem; letter-spacing: .1em; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; align-items: flex-start; }
.footer-grid a { min-height: 32px; color: #b7babb; text-decoration: none; }
.footer-grid a:hover { color: var(--gold); }
.footer-grid p { margin: .25rem 0; }
.social-links { display: flex; gap: .55rem; margin-top: 1rem; }
.social-links a { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); }
.social-links svg { width: 18px; }
.footer-bottom { display: flex; flex-direction: column; gap: 1rem; margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid var(--line); font-size: .78rem; }
.footer-bottom p { margin: 0; }
.footer-bottom a { display: inline-flex; align-items: center; gap: .4rem; color: var(--white); }
.footer-bottom svg { width: 16px; }

.lightbox { width: min(94vw, 1200px); max-height: 92vh; padding: 0; border: 0; background: #090a0b; color: var(--white); overflow: visible; }
.lightbox::backdrop { background: rgba(0,0,0,.86); backdrop-filter: blur(4px); }
.lightbox figure { margin: 0; }
.lightbox img { width: 100%; max-height: 80vh; object-fit: contain; }
.lightbox figcaption { padding: .8rem 1rem; color: #c6c8c8; font-size: .85rem; }
.lightbox-close { position: absolute; right: 0; top: -50px; width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.45); background: #090a0b; color: var(--white); cursor: pointer; }
.lightbox-close svg { width: 22px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (min-width: 760px) {
  .hero { padding-inline: 2rem; }
  .hero-actions { flex-direction: row; }
  .hero-trust { left: max(2rem, calc((100vw - var(--max))/2)); right: auto; }
  .section { padding: 7rem 2rem; }
  .section-heading { grid-template-columns: minmax(0, 1.25fr) minmax(260px, .75fr); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: minmax(280px, .82fr) minmax(0, 1.18fr); gap: 5rem; }
  .sector-grid { grid-template-columns: repeat(3, 1fr); }
  .sector-card { min-height: 460px; }
  .project-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card:first-child { grid-column: 1 / -1; }
  .project-card:first-child .project-image { aspect-ratio: 16/8.5; }
  .portfolio-intro { grid-template-columns: minmax(0, 1.25fr) minmax(260px, .75fr); }
  .portfolio-filters { grid-template-columns: 1fr minmax(220px, 320px); align-items: end; padding: 1.25rem; }
  .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .portfolio-grid .portfolio-card:first-child { grid-column: auto; }
  .portfolio-grid .portfolio-card:first-child .project-image { aspect-ratio: 4/3; }
  .attribution-guide { grid-template-columns: .8fr 1.2fr; padding: 2rem; }
  .project-overview-grid { grid-template-columns: minmax(0, 1fr) minmax(320px, .9fr); gap: 5rem; }
  .project-gallery-heading { grid-template-columns: 1.1fr .9fr; }
  .project-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-item:first-child { grid-column: 1 / -1; aspect-ratio: 16 / 8.5; }
  .project-disclaimer { grid-template-columns: 40px 1fr; padding: 1.5rem; }
  .process-layout { grid-template-columns: minmax(0, .85fr) minmax(340px, 1.15fr); gap: 6rem; }
  .process-intro { position: sticky; top: 120px; }
  .commitment { grid-template-columns: 60px 1fr 48px; min-height: 110px; }
  .cta-band { padding: 7rem 2rem; }
  .cta-actions { flex-direction: row; align-items: center; gap: 2rem; }
  .contact-grid { grid-template-columns: minmax(0, .8fr) minmax(420px, 1.2fr); gap: 5rem; }
  .quote-form { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 2rem; }
  .field-wide { grid-column: 1 / -1; }
  .form-footer { flex-direction: row; align-items: center; justify-content: space-between; }
  .footer-grid { grid-template-columns: 1.3fr repeat(3, 1fr); }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

@media (min-width: 1020px) {
  .site-header { height: 88px; }
  .menu-toggle { display: none; }
  .site-nav { position: static; display: flex; flex-direction: row; gap: 1.6rem; padding: 0; background: transparent; border: 0; }
  .site-nav a { min-height: 44px; }
  .site-header .header-cta { display: inline-flex; }
  .button-small { min-height: 46px; padding-inline: 1rem; }
  .hero { padding-top: 10rem; padding-bottom: 8.5rem; }
  .service-grid { grid-template-columns: repeat(3, 1fr); }
  .project-grid { grid-template-columns: 1.2fr .8fr; }
  .portfolio-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .project-detail-hero { min-height: 100svh; grid-template-columns: minmax(0, 1.18fr) minmax(380px, .82fr); padding-top: 88px; }
  .project-detail-cover { min-height: calc(100svh - 88px); }
  .project-detail-cover img { min-height: calc(100svh - 88px); }
  .project-detail-heading { padding: 4rem clamp(2rem, 5vw, 6rem); }
  .project-gallery-grid { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .gallery-item { grid-column: span 4; }
  .gallery-item:first-child { grid-column: span 8; grid-row: span 2; aspect-ratio: auto; min-height: 620px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
}