:root {
  --ink: #0f1417;
  --steel-900: #151b1f;
  --steel-800: #1d252a;
  --steel-700: #2a343a;
  --steel-500: #5b6870;
  --steel-300: #a9b4ba;
  --paper: #f3f5f6;
  --white: #ffffff;
  --green: #028831;
  --green-dark: #016a26;
  --gold: #c9a227;
  --line: rgba(255, 255, 255, .12);
  --line-dark: rgba(15, 20, 23, .12);
  --radius: 4px;
  --max: 1200px;
  --head: "Sora", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--body); color: var(--ink); background: var(--white); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--head); line-height: 1.1; letter-spacing: -.02em; font-weight: 600; }
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

.eyebrow { font-family: var(--mono); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--green); display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.dark .eyebrow, .hero .eyebrow { color: var(--gold); }

.btn { display: inline-flex; align-items: center; gap: 10px; font-family: var(--head); font-weight: 600; font-size: .95rem; padding: 15px 26px; border-radius: var(--radius); border: 2px solid transparent; transition: background .2s, color .2s, border-color .2s, transform .2s; cursor: pointer; }
.btn svg { width: 18px; height: 18px; transition: transform .2s; }
.btn:hover svg { transform: translateX(4px); }
.btn-primary { background: var(--green); color: var(--white); }
.btn-primary:hover { background: var(--green-dark); }
.btn-ghost { border-color: rgba(255,255,255,.4); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

/* Header */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .3s, box-shadow .3s; }
.site-header.solid, .site-header.always-solid { background: rgba(255,255,255,.97); box-shadow: 0 1px 0 var(--line-dark); backdrop-filter: blur(8px); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.logo { display: flex; align-items: center; background: var(--white); padding: 6px 10px; border-radius: var(--radius); }
.logo img { height: 42px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; }
.nav-links a { font-family: var(--head); font-size: .95rem; font-weight: 500; color: var(--white); position: relative; padding: 6px 0; }
.solid .nav-links a, .always-solid .nav-links a { color: var(--ink); }
.nav-links a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--green); transition: width .25s; }
.nav-links a:not(.btn):hover::after, .nav-links a[aria-current="page"]::after { width: 100%; }
.nav-links .btn { padding: 11px 20px; color: var(--white) !important; }
.nav { gap: 20px; }
.logo { margin-right: auto; }
.nav-links { order: 1; }
.lang-switch { order: 2; display: inline-flex; align-items: center; padding: 3px; border-radius: 999px; border: 1px solid rgba(255,255,255,.35); font-family: var(--mono); font-size: .75rem; font-weight: 500; letter-spacing: .06em; color: var(--white); }
.lang-switch > * { display: inline-flex; align-items: center; justify-content: center; min-width: 34px; height: 26px; padding: 0 8px; border-radius: 999px; transition: background .2s, color .2s; }
.lang-switch span { background: var(--white); color: var(--ink); }
.lang-switch a { opacity: .8; }
.lang-switch a:hover { opacity: 1; background: rgba(255,255,255,.12); }
.solid .lang-switch, .always-solid .lang-switch { border-color: var(--line-dark); color: var(--ink); }
.solid .lang-switch span, .always-solid .lang-switch span { background: var(--ink); color: var(--white); }
.solid .lang-switch a:hover, .always-solid .lang-switch a:hover { background: var(--paper); }
.menu-toggle { order: 3; display: none; background: none; border: 0; color: var(--white); cursor: pointer; padding: 8px; }
.solid .menu-toggle, .always-solid .menu-toggle { color: var(--ink); }
.menu-toggle svg { width: 28px; height: 28px; }

/* Hero */
.hero { position: relative; min-height: 100vh; display: flex; align-items: flex-end; color: var(--white); overflow: hidden; background: var(--steel-900); }
.hero video, .hero .hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15,20,23,.55) 0%, rgba(15,20,23,.35) 40%, rgba(15,20,23,.92) 100%); }
.hero-content { position: relative; z-index: 2; padding-top: 140px; padding-bottom: 80px; }
.hero h1 { max-width: 14ch; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--gold); }
.hero .lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); max-width: 60ch; color: rgba(255,255,255,.85); margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr 1.2fr 2.4fr 1fr; border-top: 1px solid var(--line); margin-top: 64px; }
.hero-stats span { display: block; line-height: 1.55; }
.stat-list { list-style: none; counter-reset: pole; display: grid; gap: 4px; font-family: var(--mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--steel-300); line-height: 1.55; }
.stat-list li { counter-increment: pole; position: relative; padding-left: 2.2em; }
.stat-list li::before { content: counter(pole) "."; position: absolute; left: 0; color: var(--gold); }
.facts .stat-list { font-family: var(--body); font-size: .95rem; letter-spacing: 0; text-transform: none; gap: 6px; }
.facts .stat-list li { padding-left: 1.5em; }
.hero-stats div { padding: 22px 20px 0 0; }
.hero-stats strong { display: block; font-family: var(--head); font-size: 1.05rem; font-weight: 600; }
.hero-stats span { font-family: var(--mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--steel-300); }

.page-hero { min-height: 72vh; }

/* Sections */
section { padding: 110px 0; }
.dark { background: var(--steel-900); color: var(--white); }
.paper { background: var(--paper); }
.section-head { max-width: 760px; margin-bottom: 60px; }
.section-head p { font-size: 1.1rem; color: var(--steel-500); margin-top: 18px; }
.dark .section-head p { color: var(--steel-300); }

.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 72px; align-items: center; }
.split .media { position: relative; }
.split .media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius); }
.split .media::before { content: ""; position: absolute; top: -18px; left: -18px; width: 120px; height: 120px; border-top: 3px solid var(--green); border-left: 3px solid var(--green); }
.split p { color: var(--steel-500); font-size: 1.08rem; margin-top: 20px; }
.checklist { list-style: none; margin-top: 30px; display: grid; gap: 14px; }
.checklist li { display: flex; gap: 14px; align-items: flex-start; font-weight: 500; }
.checklist li::before { content: ""; flex: none; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/14px no-repeat; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--line); border: 1px solid var(--line); }
.card { background: var(--steel-900); display: flex; flex-direction: column; }
.card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; filter: grayscale(.25); transition: filter .3s; }
.card:hover img { filter: none; }
.card-body { padding: 32px 30px 36px; flex: 1; }
.card-num { font-family: var(--mono); font-size: .8rem; color: var(--gold); letter-spacing: .1em; }
.card h3 { margin: 12px 0 14px; font-size: 1.35rem; }
.card p { color: var(--steel-300); }
.card p.card-note { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--white); font-size: .95rem; }

/* Process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { padding: 34px 28px 10px 0; border-top: 2px solid var(--line-dark); position: relative; }
.step::before { content: ""; position: absolute; top: -2px; left: 0; width: 48px; height: 2px; background: var(--green); }
.step .num { font-family: var(--mono); font-size: .85rem; color: var(--green); font-weight: 500; }
.step h3 { margin: 14px 0 12px; font-size: 1.15rem; }
.step p { color: var(--steel-500); font-size: .98rem; }

.steps.five { grid-template-columns: repeat(5, 1fr); }

/* Étapes avec barre de progression liée au défilement */
.steps.progress { position: relative; }
.steps.progress .step { border-top: 0; padding-top: 46px; }
.steps.progress .step::before { top: 0; width: 22px; height: 22px; border-radius: 50%; background: var(--white); border: 2px solid #c9d1d5; transition: background .3s, border-color .3s, box-shadow .3s; z-index: 1; }
.steps.progress .step.active::before { background: var(--green); border-color: var(--green); box-shadow: 0 0 0 6px rgba(2,136,49,.14); }
.steps.progress .step { transition: opacity .5s ease, transform .5s ease; }
.steps.progress .step:not(.active) { opacity: 0; transform: translateY(18px); }
.steps-track { position: absolute; border-radius: 3px; pointer-events: none; }
.steps-fill { position: absolute; inset: 0; background: var(--green); border-radius: 3px; transform-origin: 0 0; transform: scaleX(0); }
.steps-track.vertical .steps-fill { transform: scaleY(0); }

/* Pôles d'expertise */
.poles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pole { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 420px; padding: 32px; border-radius: var(--radius); overflow: hidden; color: var(--white); isolation: isolate; }
.pole img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s; }
.pole::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(15,20,23,.1) 20%, rgba(15,20,23,.92) 100%); }
.pole:hover img { transform: scale(1.05); }
.pole .card-num { margin-bottom: 10px; }
.pole h3 { font-size: 1.45rem; margin-bottom: 10px; }
.pole p { color: rgba(255,255,255,.8); font-size: .98rem; }
.pole .more { margin-top: 18px; font-family: var(--head); font-weight: 600; font-size: .9rem; color: var(--gold); display: inline-flex; align-items: center; gap: 8px; }
.pole .more svg { width: 16px; height: 16px; transition: transform .2s; }
.pole:hover .more svg { transform: translateX(4px); }

/* Catalogue de services */
.catalog { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cat { background: var(--white); border: 1px solid var(--line-dark); border-top: 4px solid var(--green); border-radius: var(--radius); padding: 34px 30px; }
.cat-icon { width: 48px; height: 48px; border-radius: var(--radius); background: rgba(2,136,49,.1); color: var(--green); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.cat-icon svg { width: 26px; height: 26px; }
.cat h3 { margin-bottom: 18px; }
.cat ul { list-style: none; display: grid; gap: 11px; }
.cat li { position: relative; padding-left: 20px; color: var(--steel-700); font-size: .98rem; line-height: 1.5; }
.cat li::before { content: ""; position: absolute; left: 0; top: .62em; width: 9px; height: 2px; background: var(--green); }
.badge { display: inline-block; font-family: var(--mono); font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; background: var(--gold); color: var(--ink); padding: 2px 7px; border-radius: 3px; margin-left: 6px; vertical-align: 2px; }

.toolbar { margin-top: 48px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.toolbar > div { border-top: 1px solid var(--line-dark); padding-top: 22px; }
.toolbar h4 { font-family: var(--mono); font-size: .75rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--steel-500); margin-bottom: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips span { font-size: .88rem; font-weight: 500; padding: 6px 12px; border-radius: 999px; background: var(--white); border: 1px solid var(--line-dark); }
.toolbar > .wide { grid-column: 1 / -1; }
.software-label { font-size: .8rem; font-weight: 600; color: var(--steel-500); margin: 4px 0 10px; }
.software-label:not(:first-child) { margin-top: 20px; }
.chips.software span { display: inline-flex; align-items: center; gap: 8px; padding-left: 10px; }
.chips.software svg, .chips.software img { width: 18px; height: 18px; flex: none; object-fit: contain; }
.dark .chips span { background: transparent; border-color: var(--line); color: var(--white); }

/* Sceaux d'ingénieurs : texte + carte */
.seals { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: center; }
.seals > div > p { color: var(--steel-500); font-size: 1.08rem; margin-top: 20px; }
.seal-group { margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line-dark); }
.seal-group h4 { font-family: var(--mono); font-size: .75rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--steel-500); margin-bottom: 10px; }
.seal-group p { font-weight: 500; }
.seal-map img { width: 100%; height: auto; }
.seal-map figcaption { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; font-size: .88rem; color: var(--steel-500); }
.seal-map .key { width: 14px; height: 14px; border-radius: 3px; }
.seal-map .key.on { background: var(--green); }
.seal-map .key.off { background: #dfe4e7; margin-left: 14px; }

/* Repères (page À propos) */
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--line); border: 1px solid var(--line); }
.facts > div { background: var(--steel-900); padding: 30px 28px; }
.facts strong { display: block; font-family: var(--head); font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
.facts span { color: var(--steel-300); font-size: .95rem; }
.split p + p { margin-top: 14px; }

/* Pages de texte (politique de confidentialité) */
.legal { max-width: 780px; }
.legal h2 { font-size: 1.4rem; margin: 40px 0 12px; }
.legal p { color: var(--steel-700); margin-bottom: 14px; }
.legal ul { margin: 0 0 14px 22px; color: var(--steel-700); }
.legal a { color: var(--green-dark); text-decoration: underline; }
.legal-date { font-family: var(--mono); font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; color: var(--steel-500) !important; }
.footer-bottom a:hover { color: var(--white); }

/* Bandeau promo */
.promo { display: grid; grid-template-columns: 1fr 1.1fr; border-radius: var(--radius); overflow: hidden; background: var(--steel-900); color: var(--white); }
.promo img { width: 100%; height: 100%; min-height: 320px; object-fit: cover; }
.promo-body { padding: 56px 52px; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
.promo-body p { color: var(--steel-300); margin: 16px 0 28px; font-size: 1.05rem; }

/* Listes en duo */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.duo-box { border-radius: var(--radius); padding: 40px 38px; }
.duo-box.light { background: var(--white); border: 1px solid var(--line-dark); }
.duo-box.dark { background: var(--steel-900); }
.duo-box h3 { margin-bottom: 22px; font-size: 1.4rem; }
.duo-box ul { list-style: none; display: grid; gap: 14px; }
.duo-box li { display: flex; gap: 14px; align-items: flex-start; line-height: 1.5; }
.duo-box li svg { flex: none; width: 20px; height: 20px; margin-top: 2px; }
.duo-box.light li svg { color: #c0392b; }
.duo-box.dark li svg { color: var(--gold); }
.duo-box.dark li { color: rgba(255,255,255,.9); }
.sectors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: -28px 0 40px; }
.sectors span { display: flex; align-items: center; gap: 10px; padding: 16px 20px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line-dark); font-family: var(--head); font-weight: 600; }
.sectors span::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }

/* Études de cas */
.cases { display: grid; gap: 40px; }
.case { background: var(--white); border: 1px solid var(--line-dark); border-radius: var(--radius); overflow: hidden; }
.case-media { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--line-dark); cursor: zoom-in; }
.case-media img { width: 100%; height: 300px; object-fit: cover; background: #c5cad0; }
.case-body { padding: 40px 42px 44px; }
.case-body h3 { font-size: 1.6rem; }
.case-project { font-family: var(--mono); font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--steel-500); margin: 8px 0 28px; }

/* Avant / Après */
.ba { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; }
.ba-side { border-radius: var(--radius); padding: 28px 30px 30px; display: grid; gap: 20px; align-content: start; }
.ba-side.before { background: #f7f2f1; border: 1px solid #ead8d4; }
.ba-side.after { background: #e9f5ed; border: 1px solid #b9dcc4; }
.ba-tag { justify-self: start; font-family: var(--head); font-weight: 700; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; padding: 5px 12px; border-radius: 999px; color: var(--white); }
.before .ba-tag { background: #a8483c; }
.after .ba-tag { background: var(--green); }
.ba h4 { font-family: var(--mono); font-size: .72rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--steel-500); margin-bottom: 8px; }
.ba ul { list-style: none; display: grid; gap: 7px; font-size: .96rem; line-height: 1.45; }
.ba li { position: relative; padding-left: 22px; }
.ba li::before { position: absolute; left: 0; top: 0; font-weight: 700; }
.before li::before { content: "×"; color: #a8483c; }
.after li::before { content: "✓"; color: var(--green); }
.ba .gains { color: var(--green-dark); font-weight: 600; }
.ba-arrow { align-self: center; width: 48px; height: 48px; margin: 0 -14px; z-index: 1; border-radius: 50%; background: var(--ink); color: var(--white); display: flex; align-items: center; justify-content: center; box-shadow: 0 0 0 6px var(--white); }
.ba-arrow svg { width: 22px; height: 22px; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 280px; gap: 12px; }
.gallery figure { position: relative; overflow: hidden; border-radius: var(--radius); background: var(--steel-800); cursor: zoom-in; }
.gallery figure.tall { grid-row: span 2; }
.gallery figure.wide { grid-column: span 2; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.gallery figure:hover img { transform: scale(1.05); }
.gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 18px 14px; background: linear-gradient(transparent, rgba(15,20,23,.85)); color: var(--white); font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; opacity: 0; transform: translateY(8px); transition: opacity .3s, transform .3s; }
.gallery figure:hover figcaption { opacity: 1; transform: none; }

.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(10,13,15,.94); display: none; align-items: center; justify-content: center; padding: 24px; }
.lightbox.open { display: flex; }
.lightbox img { max-height: 88vh; max-width: 100%; border-radius: var(--radius); }
.lightbox button { position: absolute; background: none; border: 0; color: var(--white); cursor: pointer; padding: 14px; }
.lightbox .lb-close { top: 12px; right: 12px; }
.lightbox .lb-prev { left: 8px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 8px; top: 50%; transform: translateY(-50%); }
.lightbox svg { width: 32px; height: 32px; }

/* CTA band */
.cta { position: relative; overflow: hidden; background: var(--green); color: var(--white); padding: 90px 0; }
.cta::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px); background-size: 40px 40px; }
.cta .wrap { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta h2 { max-width: 18ch; }
.cta p { margin-top: 14px; max-width: 56ch; color: rgba(255,255,255,.88); font-size: 1.08rem; }
.cta .btn { background: var(--white); color: var(--green-dark); }
.cta .btn:hover { background: var(--ink); color: var(--white); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: start; }
.form { background: var(--white); padding: 44px; border-radius: var(--radius); box-shadow: 0 30px 60px -30px rgba(15,20,23,.25); border-top: 4px solid var(--green); }
.form h2 { font-size: 1.7rem; margin-bottom: 8px; }
.form > p { color: var(--steel-500); margin-bottom: 30px; }
.field { margin-bottom: 20px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
label { display: block; font-family: var(--head); font-size: .85rem; font-weight: 500; margin-bottom: 8px; }
input, textarea { width: 100%; font: inherit; font-size: 1rem; padding: 14px 16px; border: 1.5px solid #d5dbde; border-radius: var(--radius); background: var(--paper); transition: border-color .2s, background .2s; }
input:focus, textarea:focus { outline: none; border-color: var(--green); background: var(--white); }
textarea { min-height: 160px; resize: vertical; }
.form .btn { width: 100%; justify-content: center; margin-top: 6px; }
.form-note { font-size: .85rem; color: var(--steel-500); margin-top: 14px; text-align: center; }
.form-status { margin-top: 16px; padding: 14px 16px; border-radius: var(--radius); font-weight: 500; display: none; }
.form-status.ok { display: block; background: #e5f4ea; color: var(--green-dark); }
.form-status.err { display: block; background: #fbe9e9; color: #a12020; }
.hp { position: absolute; left: -9999px; }

.info-panel { background: var(--steel-900); color: var(--white); border-radius: var(--radius); overflow: hidden; }
.info-panel img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.info-panel .inner { padding: 34px; }
.info-panel h3 { margin-bottom: 12px; }
.info-panel p { color: var(--steel-300); }
.info-list { list-style: none; margin-top: 26px; display: grid; gap: 18px; }
.info-list li { display: flex; gap: 14px; }
.info-list svg { flex: none; width: 20px; height: 20px; color: var(--gold); margin-top: 3px; }
.info-list small { display: block; font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel-300); }
.info-list a:hover { color: var(--gold); }

/* Footer */
.site-footer { background: var(--ink); color: var(--steel-300); padding: 80px 0 0; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.4fr; gap: 56px; padding-bottom: 60px; }
.footer-grid .logo { display: inline-flex; margin-bottom: 20px; }
.footer-grid h4 { font-family: var(--mono); font-size: .75rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--white); margin-bottom: 20px; }
.footer-grid ul { list-style: none; display: grid; gap: 10px; }
.footer-grid a:hover { color: var(--white); }
.footer-social { display: inline-flex; margin-top: 22px; width: 40px; height: 40px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: var(--radius); color: var(--white); }
.footer-social:hover { background: var(--green); border-color: var(--green); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom { border-top: 1px solid var(--line); padding: 24px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-family: var(--mono); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* Responsive */
.nav-links a { white-space: nowrap; }
@media (min-width: 961px) and (max-width: 1160px) {
  .nav { gap: 12px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: .88rem; }
  .nav-links .btn { padding: 10px 14px; }
  .logo img { height: 36px; }
}
@media (max-width: 960px) {
  section { padding: 80px 0; }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .split .media { max-width: 520px; }
  .cards { grid-template-columns: 1fr; }
  .steps, .steps.five { grid-template-columns: 1fr 1fr; gap: 0 28px; }
  .steps.five.progress { grid-template-columns: 1fr; gap: 0; }
  .steps.progress .step { padding: 0 0 34px 48px; }
  .steps.progress .step::before { top: 2px; }
  .poles, .catalog, .toolbar { grid-template-columns: 1fr; }
  .pole { min-height: 320px; }
  .promo, .duo, .facts { grid-template-columns: 1fr; }
  .seals { grid-template-columns: 1fr; gap: 36px; }
  .promo img { min-height: 240px; max-height: 320px; }
  .promo-body { padding: 40px 28px; }
  .case-media img { height: 220px; }
  .case-body { padding: 32px 26px; }
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 220px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .hero-stats .stat-wide { grid-column: 1 / -1; }
  .menu-toggle { display: block; margin-right: -8px; }
  .nav { gap: 12px; }
  .nav-links { position: fixed; inset: 80px 0 auto; flex-direction: column; align-items: stretch; gap: 0; background: var(--white); padding: 12px 24px 24px; box-shadow: 0 20px 30px -20px rgba(0,0,0,.3); transform: translateY(-16px); opacity: 0; visibility: hidden; transition: transform .25s, opacity .25s, visibility .25s; z-index: -1; }
  .nav-links.open { transform: none; opacity: 1; visibility: visible; }
  .nav-links a { color: var(--ink) !important; display: block; padding: 14px 0; border-bottom: 1px solid var(--line-dark); }
  .nav-links .btn { margin-top: 14px; justify-content: center; border: 0; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .steps, .steps.five, .gallery, .footer-grid, .field-row { grid-template-columns: 1fr; }
  .case-media img { height: 150px; }
  .case-body { padding: 26px 16px 20px; }
  .ba { grid-template-columns: 1fr; }
  .ba-side { padding: 22px 18px 24px; }
  .ba-arrow { justify-self: center; margin: -12px 0; transform: rotate(90deg); }
  .sectors { grid-template-columns: 1fr 1fr; gap: 10px; }
  .sectors span { padding: 12px 14px; font-size: .92rem; }
  .duo-box { padding: 30px 22px; }
  .gallery figure.tall { grid-row: span 1; }
  .gallery figure.wide { grid-column: span 1; }
  .form { padding: 28px 20px; }
  .hero-content { padding-bottom: 56px; }
  .logo img { height: 34px; }
}