:root {
  --ink: #171817;
  --paper: #f4f3ee;
  --white: #fff;
  --muted: #6a6d68;
  --line: rgba(23, 24, 23, .16);
  --accent: #e4492e;
  --accent-dark: #be331f;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font-sans); font-size: 16px; line-height: 1.6; font-optical-sizing: auto; font-synthesis: none; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 1000; padding: .75rem 1rem; background: var(--white); }
.skip-link:focus { top: 1rem; }
.container { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.eyebrow { margin: 0 0 .9rem; color: var(--accent); font-size: .75rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.lede { max-width: 760px; color: #424540; font-size: clamp(1.1rem, 1.9vw, 1.4rem); line-height: 1.55; }
.muted { color: var(--muted); }
.rule { border-top: 1px solid var(--line); }
.site-header { position: fixed; inset: 0 0 auto; z-index: 100; color: var(--white); transition: background .25s, color .25s, border-color .25s; border-bottom: 1px solid rgba(255,255,255,.18); }
.site-header.is-scrolled, .site-header.on-light { color: var(--ink); background: rgba(244,243,238,.94); border-color: var(--line); backdrop-filter: blur(14px); }
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: .8rem; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.brand img { width: 118px; height: auto; filter: brightness(0) invert(1); }
.site-header.is-scrolled .brand img, .site-header.on-light .brand img { filter: none; }
.nav-list { display: flex; align-items: center; gap: 1.7rem; margin: 0; padding: 0; list-style: none; }
.nav-list a { position: relative; font-size: .875rem; font-weight: 700; letter-spacing: .045em; text-transform: uppercase; }
.nav-list a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.45rem; height: 2px; background: var(--accent); transition: right .2s; }
.nav-list a:hover::after, .nav-list a[aria-current="page"]::after { right: 0; }
.lang-link { padding: .45rem .65rem; border: 1px solid currentColor; }
.menu-toggle { position: relative; display: none; width: 44px; height: 44px; flex: 0 0 44px; padding: 0; border: 0; color: inherit; background: transparent; cursor: pointer; -webkit-tap-highlight-color: transparent; }
.menu-toggle span { position: absolute; top: calc(50% - 1px); left: 10px; display: block; width: 24px; height: 2px; margin: 0; background: currentColor; transition: transform .2s ease; }
.menu-toggle span:first-child { transform: translateY(-4px); }
.menu-toggle span:last-child { transform: translateY(4px); }
.menu-toggle[aria-expanded="true"] span:first-child { transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: rotate(-45deg); }
.menu-toggle:focus-visible, .nav-list a:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
.hero { position: relative; min-height: 92vh; display: grid; align-items: end; color: var(--white); background: #232522 center/cover no-repeat; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15,16,15,.9) 0%, rgba(15,16,15,.54) 52%, rgba(15,16,15,.14) 100%); }
.hero::after { content: ""; position: absolute; right: 7vw; top: 0; width: 1px; height: 100%; background: rgba(255,255,255,.25); box-shadow: -18vw 0 rgba(255,255,255,.08), -36vw 0 rgba(255,255,255,.08); }
.hero-home { background-image: url('../images/bg_1.jpg'); }
.hero-home::before { background: linear-gradient(90deg, rgba(16,18,17,.94) 0%, rgba(16,18,17,.72) 46%, rgba(16,18,17,.12) 100%); }
.hero-inner { position: relative; z-index: 1; padding: 10rem 0 6rem; }
.hero h1 { max-width: 960px; margin: 0; font-size: clamp(3rem, 7vw, 6.75rem); font-weight: 500; letter-spacing: -.06em; line-height: .94; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero-copy { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 2rem; margin-top: 2.8rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.32); }
.hero-copy p { max-width: 620px; margin: 0; font-size: clamp(1rem, 1.8vw, 1.28rem); }
.hero-index { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; }
.page-hero { min-height: 62vh; background-image: url('../images/bg_2.jpg'); }
.page-hero h1 { max-width: 1120px; font-size: clamp(3rem, 6.4vw, 6.4rem); text-wrap: balance; }
.page-hero .hero-inner { padding-bottom: 4.5rem; }
.hero-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .75rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .7rem; min-height: 52px; padding: .85rem 1.25rem; border: 1px solid var(--ink); background: transparent; font-size: .875rem; font-weight: 700; letter-spacing: .045em; text-transform: uppercase; transition: .2s; }
.button:hover { color: var(--white); background: var(--ink); }
.button-accent { color: var(--white); background: var(--accent); border-color: var(--accent); }
.button-accent:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.button-light { color: var(--white); border-color: rgba(255,255,255,.72); }
.button-light:hover { color: var(--ink); background: var(--white); border-color: var(--white); }
.button:focus-visible, .text-link:focus-visible, .service-index a:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
.text-link { display: inline-flex; gap: .55rem; align-items: center; font-size: .875rem; font-weight: 700; letter-spacing: .045em; text-transform: uppercase; }
.text-link::after { content: "\2197"; color: var(--accent); font-size: 1rem; }
.section { padding: clamp(5rem, 9vw, 8.5rem) 0; }
.section-compact { padding: clamp(2.6rem, 5vw, 4.5rem) 0; }
.section-dark { color: var(--white); background: var(--ink); }
.section-accent { color: var(--white); background: var(--accent); }
.eyebrow-light { color: rgba(255,255,255,.74); }
.on-dark { color: rgba(255,255,255,.7); }
.closing-copy { max-width: 690px; margin: 1.5rem 0 0; color: rgba(255,255,255,.82); }
.section-head { display: grid; grid-template-columns: minmax(190px, .6fr) 1.6fr; gap: 2rem; align-items: start; margin-bottom: 4rem; }
.section-head h2, .statement h2 { max-width: 880px; margin: 0; font-size: clamp(2.35rem, 5vw, 5rem); font-weight: 500; letter-spacing: -.05em; line-height: 1.03; text-wrap: balance; }
.section-head > .eyebrow { padding-top: .45rem; }
.section-head p { margin: .4rem 0 0; }
.section-head > div > .lede { max-width: 720px; margin-top: 1.25rem; }
.statement { display: grid; grid-template-columns: 1.5fr .7fr; gap: 3rem; align-items: end; }
.statement p { margin: 0; }
.statement > .lede { max-width: 620px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metric { padding: 2.2rem 2rem 2.2rem 0; }
.metric + .metric { padding-left: 2rem; border-left: 1px solid var(--line); }
.metric strong { display: block; font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; }
.metric span { display: block; margin-top: .75rem; color: var(--muted); font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; }
.credential-strip { color: var(--white); background: var(--ink); border-top: 1px solid rgba(255,255,255,.16); }
.credential-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.credential-grid article { padding: 1.7rem 2rem 1.7rem 0; }
.credential-grid article + article { padding-left: 2rem; border-left: 1px solid rgba(255,255,255,.16); }
.credential-grid strong, .credential-grid span { display: block; }
.credential-grid strong { font-size: 1.08rem; font-weight: 700; letter-spacing: .03em; }
.credential-grid span { margin-top: .25rem; color: rgba(255,255,255,.62); font-size: .8rem; }
.service-overview-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid rgba(255,255,255,.18); border-left: 1px solid rgba(255,255,255,.18); }
.service-overview { display: flex; min-height: 320px; flex-direction: column; padding: clamp(1.6rem, 3vw, 2.6rem); border-right: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.18); }
.service-overview .num, .service-entry header span, .expertise-card > span { color: var(--accent); font-size: .75rem; font-weight: 700; letter-spacing: .12em; }
.service-overview h3 { margin: 1.5rem 0 .8rem; font-size: clamp(1.55rem, 2.6vw, 2.35rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.08; }
.service-overview p { margin: 0 0 2rem; color: rgba(255,255,255,.66); }
.service-overview .text-link { margin-top: auto; }
.section-link { margin-top: 2rem; }
.rail-card .project-meta span { display: inline-block; margin-top: .8rem; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.service-index { border-bottom: 1px solid var(--line); }
.service-index__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-index a { min-height: 132px; padding: 1.5rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 1.08rem; font-weight: 700; line-height: 1.3; }
.service-index a:hover { background: var(--white); }
.service-index a span { display: block; margin-bottom: .65rem; color: var(--accent); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.service-group { scroll-margin-top: 82px; }
.service-catalogue { border-top: 1px solid var(--line); }
.service-entry { display: grid; grid-template-columns: minmax(250px, .8fr) 1.35fr; gap: 1.5rem clamp(2rem, 6vw, 6rem); padding: clamp(2rem, 4vw, 3.5rem) 0; border-bottom: 1px solid var(--line); }
.service-entry header { grid-row: span 2; }
.service-entry h3 { max-width: 420px; margin: .8rem 0 0; font-size: clamp(1.55rem, 2.8vw, 2.45rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.1; }
.service-entry > p { max-width: 70ch; margin: 0; color: var(--muted); }
.service-entry .deliverables { padding-top: 1rem; border-top: 1px solid var(--line); font-size: .92rem; }
.deliverables strong { display: block; margin-bottom: .35rem; color: var(--ink); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.section-dark .service-catalogue, .section-dark .service-entry, .section-dark .service-entry .deliverables { border-color: rgba(255,255,255,.18); }
.section-dark .service-entry > p { color: rgba(255,255,255,.68); }
.section-dark .deliverables strong { color: var(--white); }
.about-intro { border-bottom: 1px solid var(--line); }
.expertise-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.18); }
.expertise-card { min-width: 0; padding: clamp(1.7rem, 3vw, 2.7rem); background: var(--ink); }
.expertise-card h3 { margin: 1rem 0 .9rem; font-size: clamp(1.55rem, 2.5vw, 2.25rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.12; }
.expertise-card p { margin: 0; color: rgba(255,255,255,.68); }
.service-list { border-top: 1px solid var(--line); }
.service-row { display: grid; grid-template-columns: 70px .8fr 1.5fr; gap: 2rem; padding: 2.1rem 0; border-bottom: 1px solid var(--line); }
.service-row .num { color: var(--accent); font-size: .75rem; font-weight: 700; letter-spacing: .1em; }
.service-row h3 { margin: 0; font-size: clamp(1.35rem, 2.4vw, 2.15rem); font-weight: 500; letter-spacing: -.03em; line-height: 1.12; }
.service-row p { max-width: 660px; margin: 0; color: var(--muted); }
.section-dark .service-list, .section-dark .service-row { border-color: rgba(255,255,255,.18); }
.section-dark .service-row p { color: rgba(255,255,255,.68); }
.project-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.project-card { position: relative; min-height: 520px; overflow: hidden; background: #d8d8d3; }
.project-card:nth-child(1), .project-card:nth-child(4) { grid-column: span 7; }
.project-card:nth-child(2), .project-card:nth-child(3) { grid-column: span 5; }
.project-card img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.75) contrast(1.04); transition: transform .7s ease, filter .3s; }
.project-card:hover img { transform: scale(1.035); filter: saturate(1); }
.project-card::after { content: ""; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(10,10,10,.88)); }
.project-meta { position: absolute; z-index: 1; left: 1.5rem; right: 1.5rem; bottom: 1.4rem; color: var(--white); }
.project-meta small { color: rgba(255,255,255,.72); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }
.project-meta h3 { margin: .3rem 0 0; font-size: clamp(1.4rem, 2.4vw, 2.2rem); font-weight: 500; letter-spacing: -.025em; line-height: 1.12; }
.project-card.compact { min-height: 390px; }
.project-rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(320px, 44vw); gap: 1rem; overflow-x: auto; padding: 0 max(1rem, calc((100vw - var(--max)) / 2)) 1.25rem; scroll-snap-type: x mandatory; scrollbar-width: thin; }
.rail-card { position: relative; min-height: 500px; overflow: hidden; color: var(--white); background: var(--ink); scroll-snap-align: start; }
.rail-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.rail-card:hover img { transform: scale(1.03); }
.rail-card::after { content: ""; position: absolute; inset: 44% 0 0; background: linear-gradient(transparent, rgba(10,10,10,.9)); }
.rail-card .project-meta { z-index: 1; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 7vw, 7rem); align-items: center; }
.split-media { min-height: 620px; }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.prose h2 { margin: 0 0 1.5rem; font-size: clamp(2.3rem, 4.4vw, 4.7rem); font-weight: 500; letter-spacing: -.05em; line-height: 1.04; }
.prose p { max-width: 64ch; color: #4d504c; }
.prose p:first-of-type { font-size: 1.2rem; color: var(--ink); }
.values { margin-top: 3rem; border-top: 1px solid var(--line); }
.value { display: grid; grid-template-columns: 45px 1fr; gap: 1rem; padding: 1.15rem 0; border-bottom: 1px solid var(--line); }
.value strong { font-size: .78rem; color: var(--accent); }
.value span { font-weight: 700; }
.team-section { padding-bottom: clamp(3rem, 6vw, 6rem); }
.team-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.team-card { display: flex; min-width: 0; flex-direction: column; background: var(--paper); }
.team-photo { position: relative; aspect-ratio: 4 / 5; overflow: hidden; background: #deded8; }
.team-photo::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px rgba(23,24,23,.06); pointer-events: none; }
.team-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: saturate(.72) contrast(1.02); transition: transform .6s ease, filter .3s ease; }
.team-card:hover .team-photo img { transform: scale(1.025); filter: saturate(.95) contrast(1.02); }
.team-info { display: flex; flex: 1; flex-direction: column; padding: 1.55rem; }
.team-info h3 { margin: 0 0 .35rem; font-size: clamp(1.4rem, 2vw, 1.8rem); font-weight: 500; letter-spacing: -.025em; line-height: 1.1; }
.team-info > p:not(.team-role) { margin: 0; color: var(--muted); font-size: .94rem; }
.team-role { margin: 0 0 .9rem; color: var(--accent); font-size: .69rem; font-weight: 700; letter-spacing: .11em; line-height: 1.45; text-transform: uppercase; }
.team-links { display: flex; flex-wrap: wrap; gap: .8rem 1.1rem; margin-top: auto; padding-top: 1.5rem; }
.team-links a { position: relative; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.team-links a::after { content: "\2197"; margin-left: .35rem; color: var(--accent); }
.team-links a[href^="mailto"]::after { content: "\2192"; }
.team-links a:hover { color: var(--accent); }
.discipline-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.discipline { min-height: 260px; padding: 2rem; background: var(--paper); }
.discipline h3 { margin: 0 0 1rem; font-size: 1.55rem; font-weight: 500; letter-spacing: -.025em; }
.discipline p { margin: 0; color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 1rem; }
.contact-main, .contact-side { padding: clamp(2rem, 5vw, 4rem); }
.contact-main { color: var(--white); background: var(--ink); }
.contact-main h2 { margin: 0 0 2rem; max-width: 680px; font-size: clamp(2.5rem, 5vw, 5.2rem); font-weight: 500; letter-spacing: -.055em; line-height: 1; }
.contact-main > p:not(.eyebrow) { max-width: 58ch; margin: 0; color: rgba(255,255,255,.72); }
.contact-main a { color: var(--white); }
.contact-main .email { display: inline-block; margin-top: 2rem; color: var(--accent); font-size: clamp(1.1rem, 2.2vw, 1.65rem); border-bottom: 1px solid currentColor; }
.contact-side { border: 1px solid var(--line); }
.contact-side h3 { margin: 0 0 1.6rem; font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 500; letter-spacing: -.035em; }
.contact-side dl { margin: 0; }
.contact-side dt { margin-top: 1.6rem; color: var(--muted); font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.contact-side dt:first-child { margin-top: 0; }
.contact-side dd { margin: .2rem 0 0; font-size: 1.1rem; }
.contact-side > p:not(.eyebrow) { max-width: 48ch; }
.contact-phone, .icon-links, .footer-socials { display: flex; flex-wrap: wrap; align-items: center; gap: .7rem; }
.icon-link { display: inline-grid; width: 44px; height: 44px; flex: 0 0 44px; place-items: center; color: var(--ink); border: 1px solid var(--line); transition: color .2s, background .2s, border-color .2s; }
.icon-link svg { width: 22px; height: 22px; overflow: visible; }
.icon-link:hover { color: var(--white); background: var(--ink); border-color: var(--ink); }
.icon-link:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
.icon-link--whatsapp { color: #168c53; border-color: rgba(22,140,83,.45); }
.icon-link--whatsapp:hover { background: #168c53; border-color: #168c53; }
.site-footer { padding: 4rem 0 2rem; color: rgba(255,255,255,.76); background: #101110; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 3rem; }
.footer-logo { display: inline-flex; margin-bottom: 1.2rem; }
.footer-logo img { width: 132px; height: auto; filter: brightness(0) invert(1); }
.site-footer .icon-link { color: var(--white); border-color: rgba(255,255,255,.24); }
.site-footer .icon-link:hover { color: var(--ink); background: var(--white); border-color: var(--white); }
.footer-links { display: grid; gap: .5rem; }
.footer-links a:hover { color: var(--white); }
.footer-label { margin-bottom: .8rem; color: rgba(255,255,255,.42); font-size: .75rem; letter-spacing: .13em; text-transform: uppercase; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.14); font-size: .75rem; }
.footer-legal { min-width: 0; white-space: nowrap; }
.footer-legal em { color: rgba(255,255,255,.72); font-style: italic; font-weight: 400; }
.reveal { opacity: 1; transform: none; }
@media (max-width: 1020px) {
  .site-header { --header-height: 82px; }
  .nav-wrap { position: relative; gap: 1rem; }
  .nav-wrap > nav { position: absolute; top: 0; right: 0; width: 0; height: 0; }
  .brand, .menu-toggle { position: relative; z-index: 2; }
  .menu-toggle { display: block; margin-left: auto; }
  .site-header.is-menu-open { color: var(--white); background: var(--ink); border-color: rgba(255,255,255,.18); backdrop-filter: none; }
  .site-header.is-menu-open .brand img { filter: brightness(0) invert(1); }
  .nav-list { position: fixed; inset: var(--header-height) 0 0; z-index: 1; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: clamp(.35rem, 1.5vh, .9rem); padding: clamp(1rem, 4vh, 2.5rem) max(1rem, calc((100vw - var(--max)) / 2)) max(1.5rem, env(safe-area-inset-bottom)); overflow-y: auto; overscroll-behavior: contain; color: var(--white); background: var(--ink); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, visibility .2s ease; }
  .nav-list > li { flex-shrink: 0; max-width: 100%; }
  .nav-list a { display: inline-flex; align-items: center; min-height: 44px; max-width: 100%; font-size: clamp(1.25rem, 3vw, 1.6rem); line-height: 1.35; }
  .nav-list a::after { bottom: 2px; }
  .nav-list .lang-link { margin-top: .35rem; font-size: 1rem; }
  .nav-list.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
  .section-head, .statement, .split, .contact-grid, .service-entry { grid-template-columns: 1fr; }
  .hero-actions { justify-content: flex-start; }
  .service-index__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-entry header { grid-row: auto; }
  .section-head > .eyebrow { padding-top: 0; }
  .service-row { grid-template-columns: 45px 1fr; }
  .service-row p { grid-column: 2; }
  .project-card:nth-child(n) { grid-column: span 6; min-height: 420px; }
  .project-rail { grid-auto-columns: minmax(300px, 72vw); }
  .split-media { min-height: 460px; }
  .team-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .site-header { --header-height: 70px; }
  .container { width: min(calc(100% - 1.4rem), var(--max)); }
  .nav-wrap { min-height: 70px; }
  .brand img { width: 102px; }
  .hero { min-height: 800px; }
  .hero-inner { padding: 8rem 0 3rem; }
  .hero-copy { grid-template-columns: 1fr; }
  .hero-actions { width: 100%; }
  .hero-actions .button { width: 100%; }
  .page-hero { min-height: 520px; }
  .section { padding: 4.2rem 0; }
  .section-head { margin-bottom: 2.5rem; }
  .metrics { grid-template-columns: 1fr; }
  .metric, .metric + .metric { padding: 1.4rem 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .service-row { gap: .7rem; padding: 1.5rem 0; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card:nth-child(n) { grid-column: 1; min-height: 360px; }
  .project-rail { grid-auto-columns: 86vw; }
  .rail-card { min-height: 400px; }
  .credential-grid, .service-overview-grid, .service-index__grid, .expertise-grid, .team-grid, .discipline-grid, .footer-grid { grid-template-columns: 1fr; }
  .credential-grid article, .credential-grid article + article { padding: 1.25rem 0; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.16); }
  .credential-grid article:last-child { border-bottom: 0; }
  .service-overview { min-height: auto; }
  .service-index a { min-height: auto; }
  .discipline { min-height: auto; }
  .footer-bottom { flex-direction: column; }
  .footer-legal { white-space: normal; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}