/* ══════════════════════════════════════
   GROUPE OPTIMAL
   Noir · blanc cassé · orange en accent
   ══════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange: #FF6A13;        /* couleur de marque (logo, filets, détails) */
  --orange-strong: #C9500A; /* boutons et liens : contraste suffisant avec le blanc */
  --orange-hover: #A94208;
  --ink: #161616;
  --ink-2: #222222;
  --ink-3: #3A3A3A;
  --white: #FFFFFF;
  --paper: #F5F3EF;
  --line: #E2DED7;
  --line-strong: #CBC5BC;
  --muted: #5F5A55;
  --radius: 10px;
  --radius-lg: 18px;
  --ease: .2s ease;
  --out: cubic-bezier(.2,.7,.2,1);
  --head: 'Archivo', system-ui, sans-serif;
  interpolate-size: allow-keywords;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: 'Source Sans 3', system-ui, sans-serif; font-size: 17px; color: var(--ink); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: var(--head); font-weight: 700; line-height: 1.15; letter-spacing: -.015em; }
/* titres dans l'esprit du nom OPTIMAL : Archivo extra-gras, élargi */
h1, h2 { font-weight: 800; font-stretch: 110%; letter-spacing: -.02em; }
a { color: inherit; }
img, svg { display: block; }
strong { font-weight: 700; }
:focus-visible { outline: 2px solid var(--orange-strong); outline-offset: 2px; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 32px; }

/* ── Boutons ── */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 24px; border-radius: var(--radius); font-family: var(--head); font-weight: 600; font-size: 15px; letter-spacing: .005em; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: background var(--ease), color var(--ease), border-color var(--ease), transform .3s var(--out); }
.btn-primary { background: var(--orange-strong); color: #fff; }
.btn-primary:hover { background: var(--orange-hover); }
.btn-secondary { background: #fff; border-color: var(--line-strong); color: var(--ink); }
.btn-secondary:hover { border-color: var(--ink); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-3); }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--paper); }
.btn-outline-light { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-outline-light:hover { border-color: #fff; }
.btn-outline-dark { border-color: rgba(22,22,22,.45); color: var(--ink); }
.btn-outline-dark:hover { border-color: var(--ink); background: rgba(22,22,22,.06); }
.btn-sm { padding: 10px 16px; font-size: 14px; }
.btn-block { width: 100%; }

.link-arrow { display: inline-block; font-family: var(--head); font-weight: 600; font-size: 15px; color: var(--orange-strong); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
.link-arrow::after { content: "→"; display: inline-block; margin-left: 6px; transition: transform .3s var(--out); }
.link-arrow:hover { color: var(--orange-hover); }
.link-arrow:hover::after { transform: translateX(4px); }

/* ── Topbar ── */
.topbar { background: var(--ink); color: #B5B0AA; font-size: 13.5px; padding: 8px 0; }
.topbar-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.topbar-mail { text-decoration: none; }
.topbar-mail:hover { color: #fff; }

/* ── Nav ── */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); transition: transform .35s var(--out), box-shadow .3s ease; }
.nav.scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.06); }
.nav.hidden { transform: translateY(-100%); }
.progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; background: var(--orange); transform: scaleX(var(--p, 0)); transform-origin: left; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
/* logo officiel (fichiers SVG de la trousse) : aucun effet, aucune rotation */
.logo { display: flex; align-items: center; flex: none; text-decoration: none; }
.logo img { display: block; height: 44px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { position: relative; text-decoration: none; font-size: 15.5px; font-weight: 600; color: var(--ink-3); transition: color var(--ease); }
.nav-links a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1.5px; background: var(--orange-strong); transform: scaleX(0); transform-origin: right; transition: transform .35s var(--out); }
.nav-links a:not(.btn):hover { color: var(--ink); }
.nav-links a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }
.nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-links .nav-phone { font-family: var(--head); color: var(--ink); margin-left: 0; padding-left: 28px; border-left: 1px solid var(--line); }
.nav-links .nav-phone::after { left: 28px; }
.burger { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; flex-direction: column; justify-content: center; gap: 5px; padding: 8px; }
.burger span { height: 2px; background: var(--ink); transition: transform var(--ease), opacity var(--ease); }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ── */
.hero { position: relative; overflow: hidden; background: var(--paper); padding: 72px 0 0; border-bottom: 1px solid var(--line); }
/* grille de plan révélée autour du curseur */
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(var(--line-strong) 1px, transparent 1px), linear-gradient(90deg, var(--line-strong) 1px, transparent 1px); background-size: 44px 44px; background-position: -1px -1px; -webkit-mask-image: radial-gradient(280px circle at var(--hx, 50%) var(--hy, 50%), #000, transparent 75%); mask-image: radial-gradient(280px circle at var(--hx, 50%) var(--hy, 50%), #000, transparent 75%); opacity: 0; transition: opacity .5s ease; }
.hero.lit::before { opacity: .8; }
.hero > .wrap { position: relative; }
.hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 64px; align-items: start; }
.kicker { font-family: var(--head); font-size: 12.5px; font-weight: 700; letter-spacing: .24em; text-transform: uppercase; color: var(--orange-strong); margin-bottom: 18px; line-height: 1.4; }
.hero h1 { font-size: clamp(34px, 4.4vw, 52px); margin-bottom: 24px; max-width: 18ch; }
.lead { font-size: 19px; color: var(--ink-3); max-width: 560px; margin-bottom: 32px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; }

.facts { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 64px; border-top: 1px solid var(--line-strong); }
.facts div { padding: 22px 24px 26px 0; }
.facts div + div { padding-left: 24px; border-left: 1px solid var(--line); }
.facts dt { font-family: var(--head); font-weight: 600; font-size: 16px; }
.facts dd { color: var(--muted); font-size: 15px; }

/* Entrée du hero au chargement */
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }
.js .hero-copy > *, .js .form-card, .js .facts { animation: rise .9s var(--out) both; }
.js .hero-copy > :nth-child(2) { animation-delay: .08s; }
.js .hero-copy > :nth-child(3) { animation-delay: .16s; }
.js .hero-copy > :nth-child(4) { animation-delay: .24s; }
.js .form-card { animation-delay: .2s; }
.js .facts { animation-delay: .34s; }

/* ── Formulaire ── */
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; display: flex; flex-direction: column; gap: 14px; box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 12px 32px rgba(0,0,0,.06); }
.form-card h2, .section .form-card h2 { font-size: 22px; }
.form-sub { color: var(--muted); font-size: 15px; margin-top: -8px; margin-bottom: 4px; }
.form-card label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: var(--ink-3); }
.form-card .opt { font-weight: 400; color: var(--muted); }
.form-card label:has(.opt) { display: block; }
.form-card label:has(.opt) input { margin-top: 6px; }
.form-card textarea { font: inherit; font-size: 16px; min-height: 120px; padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: var(--radius); resize: vertical; width: 100%; color: var(--ink); transition: border-color var(--ease), box-shadow var(--ease); }
.form-card textarea:hover { border-color: var(--muted); }
.form-card textarea:focus { outline: none; border-color: var(--orange-strong); box-shadow: 0 0 0 3px rgba(201,80,10,.15); }
.form-card input:not([type=checkbox]), .form-card select { font: inherit; font-size: 16px; font-weight: 400; height: 46px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: #fff; color: var(--ink); transition: border-color var(--ease), box-shadow var(--ease); width: 100%; }
.form-card input:not([type=checkbox]):hover, .form-card select:hover { border-color: var(--muted); }
.form-card input:focus, .form-card select:focus { outline: none; border-color: var(--orange-strong); box-shadow: 0 0 0 3px rgba(201,80,10,.15); }
.form-card .invalid { border-color: #B3261E !important; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-card .consent { flex-direction: row; align-items: flex-start; gap: 10px; font-weight: 400; font-size: 13.5px; color: var(--muted); line-height: 1.45; }
.consent input { margin-top: 2px; accent-color: var(--orange-strong); width: 16px; height: 16px; flex: none; }
.form-msg { font-size: 14.5px; font-weight: 600; min-height: 1em; }
.form-msg.ok { color: #1E6B3A; }
.form-msg.err { color: #B3261E; }

/* ── Sections ── */
.section { padding: 96px 0; }
.section-alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-dark { background: var(--ink); color: #fff; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section h2 { font-size: clamp(28px, 3.2vw, 38px); }
.section-intro { color: var(--muted); font-size: 18px; margin-top: 14px; }

/* ── Vidéo explicative ── */
.video-frame { position: relative; aspect-ratio: 784 / 490; border-radius: var(--radius-lg); overflow: hidden; background: #E6EFF3; border: 1px solid var(--line); box-shadow: 0 24px 50px -30px rgba(22,22,22,.35); }
.video-frame video { display: block; width: 100%; height: 100%; object-fit: cover; }
.video-toggle { position: absolute; right: 14px; bottom: 14px; width: 44px; height: 44px; display: grid; place-items: center; border: 0; border-radius: 50%; background: rgba(22,22,22,.78); color: #fff; cursor: pointer; transition: background var(--ease); }
.video-toggle[hidden] { display: none; }
.video-toggle:hover { background: var(--ink); }
.video-toggle svg { width: 20px; height: 20px; fill: currentColor; }
.video-toggle .i-play, .video-toggle.paused .i-pause { display: none; }
.video-toggle.paused .i-play { display: block; }

.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
.split-head { position: sticky; top: 112px; }
.split-head p { color: var(--muted); font-size: 18px; margin: 14px 0 24px; }
.split-head p a { color: var(--ink); font-weight: 600; }

/* Signes */
.signs { list-style: none; display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; border-top: 1px solid var(--ink); }
.signs li { position: relative; padding: 22px 0 24px; border-bottom: 1px solid var(--line); }
.signs li::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--orange-strong); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--out); }
.signs h3 { font-size: 18px; margin-bottom: 4px; transition: color .25s ease, transform .35s var(--out); }
.signs p { color: var(--muted); font-size: 16px; transition: transform .35s var(--out); }
@media (hover: hover) {
  .signs li:hover::after { transform: scaleX(1); }
  .signs li:hover h3 { color: var(--orange-strong); transform: translateX(6px); }
  .signs li:hover p { transform: translateX(6px); }
}

/* Avant / après */
.ba-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.ba-list { list-style: none; display: grid; gap: 12px; margin-top: 28px; }
.ba-list li { position: relative; padding-left: 26px; animation: rise .5s var(--out) both; }
.ba-list li:nth-child(2) { animation-delay: .06s; }
.ba-list li:nth-child(3) { animation-delay: .12s; }
.ba-list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 12px; height: 2px; }
.ba-list .bad::before { background: #B3261E; }
.ba-list .good::before { background: #1E6B3A; }

/* Caméra thermique */


/* Services : cartes avec lueur qui suit le curseur */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service { position: relative; overflow: hidden; padding: 30px 28px 32px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); transition: border-color .3s ease, transform .4s var(--out), box-shadow .4s var(--out); }
.service h3 { font-size: 20px; margin-bottom: 8px; transition: color .25s ease; }
.service p { color: var(--muted); font-size: 16.5px; transition: color .25s ease; }
.service > * { position: relative; }
.spot::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(380px circle at var(--mx, 50%) var(--my, 50%), rgba(255,106,19,.11), transparent 60%); opacity: 0; transition: opacity .35s ease; }
@media (hover: hover) {
  .spot:hover::before { opacity: 1; }
  .service:focus-visible { outline-offset: 4px; }
  .service:hover, .service:focus-within { border-color: rgba(201,80,10,.35); transform: translateY(-4px); box-shadow: 0 18px 40px rgba(0,0,0,.07); }
  .service:hover h3, .service:focus-within h3 { color: var(--orange-strong); }
  .service:hover p, .service:focus-within p { color: var(--ink); }
}

/* Processus */
.steps { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); column-gap: 28px; }
.steps li { position: relative; padding-top: 24px; border-top: 1px solid #4A4A4A; }
/* ligne orange tracée à l'apparition */
.steps li::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 2px; background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .8s var(--out) calc(var(--d, 0s) + .2s); }
.steps li.in::before { transform: scaleX(1); }
.step-n { display: block; font-family: var(--head); font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: #9A948E; margin-bottom: 10px; transition: color .25s ease; }
.steps h3 { font-size: 19px; margin-bottom: 8px; }
.steps p { color: #B5B0AA; font-size: 16px; }

/* Processus : description révélée au survol (souris seulement) */
@media (hover: hover) {
  .steps li:focus-visible { outline-offset: 6px; }
  .steps h3 { position: relative; padding-right: 32px; }
  .steps h3::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-weight: 400; font-size: 24px; line-height: 1; color: #9A948E; transition: transform .25s ease, color .25s ease; }
  .steps p { opacity: 0; transform: translateY(6px); transition: opacity .3s ease, transform .3s ease; }
  .steps li:hover .step-n, .steps li:focus-within .step-n { color: var(--orange); }
  .steps li:hover h3::after, .steps li:focus-within h3::after { transform: translateY(-50%) rotate(45deg); color: var(--orange); }
  .steps li:hover p, .steps li:focus-within p { opacity: 1; transform: none; }
}

/* Subventions */
.subv { display: grid; grid-template-columns: 1.1fr .9fr; gap: 72px; align-items: center; }
.subv h2 { margin-bottom: 16px; }
.subv > div > p:not(.fine) { color: var(--ink-3); font-size: 18px; margin-bottom: 28px; max-width: 560px; }
.subv .fine { font-size: 14px; color: var(--muted); margin-top: 18px; max-width: 520px; }
.subv-box { border: 1px solid var(--line-strong); border-radius: var(--radius-lg); padding: 32px; }
.subv-box h3 { font-size: 19px; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.checks { list-style: none; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 26px; }
.checks li::before { content: ""; position: absolute; left: 2px; top: .45em; width: 6px; height: 11px; border: solid var(--orange-strong); border-width: 0 2px 2px 0; transform: rotate(45deg); }

/* Engagements */
.why { display: grid; grid-template-columns: repeat(4, 1fr); column-gap: 32px; }
.why-item { padding-top: 22px; border-top: 1px solid var(--ink); }
.why-item h3 { font-size: 19px; margin-bottom: 6px; }
.why-item p { color: var(--muted); font-size: 16px; }
.family { margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--line-strong); display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; }
.family h3 { font-size: 19px; }
.family p { color: var(--ink-3); }

/* FAQ */
.faq { border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; position: relative; font-family: var(--head); font-weight: 600; font-size: 18px; transition: color var(--ease); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 9px; height: 9px; border: solid var(--ink); border-width: 0 1.5px 1.5px 0; transform: translateY(-70%) rotate(45deg); transition: transform .35s var(--out); }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq summary:hover { color: var(--orange-strong); }
.faq details p { color: var(--muted); padding: 0 40px 24px 0; }
/* ouverture fluide (navigateurs récents) */
.faq details::details-content { block-size: 0; overflow: hidden; transition: block-size .4s var(--out), content-visibility .4s allow-discrete; }
.faq details[open]::details-content { block-size: auto; }

/* CTA final */
.cta-band { padding: 0 0 96px; }
.cta-inner { position: relative; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; background: var(--orange); color: var(--ink); border-radius: 24px; padding: 52px 56px; }
.cta-inner > * { position: relative; }
.cta-inner.spot::before { background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.24), transparent 60%); }
.cta-band h2 { font-size: clamp(24px, 2.5vw, 30px); }
.cta-band p { margin-top: 6px; color: rgba(22,22,22,.78); }
.cta-mark { width: 44px; height: 44px; margin-bottom: 18px; }

/* Footer */
.footer { background: var(--ink); color: #B5B0AA; padding: 64px 0 0; font-size: 15.5px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer .logo img { height: 40px; }
.footer-tag { margin-top: 16px; max-width: 280px; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.footer-grid a:not(.logo) { display: block; width: fit-content; text-decoration: none; margin-bottom: 8px; transition: color var(--ease), transform .3s var(--out); }
.footer-grid a:not(.logo):hover { color: #fff; transform: translateX(4px); }
.footer-bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--ink-3); padding-top: 20px; padding-bottom: 20px; font-size: 13.5px; }
.footer-bottom a { text-decoration: none; }
.footer-bottom a:hover { color: #fff; }

/* Barre mobile */
.mobile-bar { display: none; }

/* ══════════ Pages intérieures ══════════ */

/* En-tête de page */
.page-hero { padding: 56px 0 72px; }
.crumbs { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; font-size: 14px; color: var(--muted); margin-bottom: 22px; }
.crumbs a { text-decoration: none; transition: color var(--ease); }
.crumbs a:hover { color: var(--orange-strong); }
.crumbs li + li::before { content: "/"; margin-right: 8px; color: var(--line-strong); }
.page-hero h1 { max-width: 22ch; }
.page-hero .lead { margin-bottom: 0; }
/* grand symbole de la marque dans l'en-tête des pages intérieures */
.page-hero > .wrap { display: grid; grid-template-columns: 1fr auto; gap: 64px; align-items: center; }
.hero-mark { width: 216px; height: 216px; margin-right: 24px; }
.hero-mark > * { transform-box: fill-box; transform-origin: center; }
.js .hero-mark > * { animation: rise .8s var(--out) both; }
.js .hero-mark > :nth-child(2) { animation-delay: .1s; }
.js .hero-mark > :nth-child(3) { animation-delay: .2s; }
.js .hero-mark circle { animation: pop .7s var(--out) .45s both; }
@keyframes pop { from { opacity: 0; transform: scale(.4); } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }

/* Texte légal (politique de confidentialité) */
.legal { max-width: 760px; }
.legal h2 { font-size: clamp(22px, 2.4vw, 28px); margin: 48px 0 14px; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: var(--ink-3); }
.legal p + p { margin-top: 12px; }
.legal ul { padding-left: 22px; margin-top: 12px; }
.legal li + li { margin-top: 6px; }
.legal ul + p { margin-top: 12px; }
.legal a { color: var(--orange-strong); }
.legal-date { font-size: 14px; color: var(--muted); margin-top: 48px; }
.chips a { padding: 8px 15px; border: 1px solid var(--line-strong); border-radius: 999px; background: #fff; text-decoration: none; font-family: var(--head); font-weight: 600; font-size: 14px; transition: border-color var(--ease), color var(--ease), transform .3s var(--out); }
.chips a:hover { border-color: var(--orange-strong); color: var(--orange-strong); transform: translateY(-2px); }

/* Subventions sur fond foncé (page Services) */
.subv-dark > div > p:not(.fine) { color: #B5B0AA; }
.subv-dark strong { color: #fff; }
.subv-dark .fine { color: #9A948E; }
.subv-dark .subv-box, .subv-dark .subv-box h3 { border-color: #3A3A3A; }
.subv-dark .checks { color: #D8D3CD; }
.subv-dark .checks li::before { border-color: var(--orange); }
.cta-band.cta-top { padding-top: 96px; }

/* Cartes de services cliquables (accueil) */
a.service { display: block; text-decoration: none; color: inherit; }
.service-more { display: inline-block; margin-top: 16px; font-family: var(--head); font-weight: 600; font-size: 14.5px; color: var(--orange-strong); }
.service-more::after { content: "→"; display: inline-block; margin-left: 6px; transition: transform .3s var(--out); }
.service:hover .service-more::after { transform: translateX(4px); }
.section-head-row { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; }
.section-head-row > div { max-width: 640px; }
.more-about { margin-top: 48px; }

/* Page Services : fiche détaillée */
.svc { padding: 88px 0; }
.svc-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 72px; align-items: start; }
.svc-n { display: block; font-family: var(--head); font-weight: 600; font-size: 14px; letter-spacing: .08em; color: var(--orange-strong); margin-bottom: 12px; }
.svc-lead { font-size: 19px; color: var(--ink-3); margin: 16px 0 14px; max-width: 560px; }
.svc-copy > p:not(.svc-lead) { color: var(--muted); margin-bottom: 26px; max-width: 560px; }
.svc-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 32px; }
.svc-box h3 { font-size: 17px; margin-bottom: 14px; }
.svc-box ul + h3 { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.dash { list-style: none; display: grid; gap: 10px; }
.dash li { position: relative; padding-left: 24px; color: var(--ink-3); }
.dash li::before { content: ""; position: absolute; left: 0; top: .78em; width: 12px; height: 2px; background: var(--orange); }

/* Listes numérotées (À propos, Nous joindre) */
.numbered { list-style: none; counter-reset: n; border-top: 1px solid var(--ink); }
.numbered li { counter-increment: n; display: grid; grid-template-columns: 64px 1fr; padding: 28px 0; border-bottom: 1px solid var(--line); }
.numbered li::before { content: counter(n, decimal-leading-zero); font-family: var(--head); font-weight: 600; font-size: 15px; color: var(--orange-strong); padding-top: 3px; }
.numbered h3 { font-size: 20px; margin-bottom: 6px; }
.numbered p { color: var(--muted); }
.numbered.sm li { grid-template-columns: 44px 1fr; padding: 18px 0; }
.numbered.sm h3 { font-size: 17px; margin-bottom: 2px; }
.numbered.sm p { font-size: 15.5px; }

/* À propos : famille d'entreprises */
.fam-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fam-card { padding: 30px 28px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; }
.fam-card.is-us { background: var(--ink); border-color: var(--ink); color: #fff; }
.fam-tag { display: block; font-family: var(--head); font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--orange-strong); margin-bottom: 10px; }
.fam-card.is-us .fam-tag { color: var(--orange); }
.fam-card h3 { font-size: 21px; margin-bottom: 6px; }
.fam-card p { color: var(--muted); }
.fam-card.is-us p { color: #B5B0AA; }
.why.cols-3 { grid-template-columns: repeat(3, 1fr); }

/* Nous joindre */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
.contact-list { display: grid; gap: 12px; }
.contact-item { display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: center; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; text-decoration: none; transition: border-color .3s ease, transform .4s var(--out), box-shadow .4s var(--out); }
a.contact-item:hover { border-color: rgba(201,80,10,.35); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,0,0,.06); }
.contact-ico { width: 44px; height: 44px; border-radius: 12px; background: var(--paper); display: grid; place-items: center; color: var(--orange-strong); }
.contact-ico svg { width: 20px; height: 20px; }
.contact-item h3 { font-family: 'Source Sans 3', system-ui, sans-serif; font-size: 14px; font-weight: 600; color: var(--muted); letter-spacing: 0; margin-bottom: 1px; }
.contact-item p { font-family: var(--head); font-weight: 600; font-size: 17px; line-height: 1.35; }
.next-steps { margin-top: 40px; }
.next-steps > h2 { font-size: 22px; margin-bottom: 16px; }
.map { margin-top: 56px; height: 420px; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--paper); }
.map iframe { display: block; width: 100%; height: 100%; border: 0; }

/* Apparition au défilement (classes posées par script.js) */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease var(--d, 0s), transform .9s var(--out) var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

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

/* ── Responsive ── */
@media (max-width: 1080px) {
  .nav-links { gap: 22px; }
  .nav-links .nav-phone { display: none; }
}
@media (max-width: 1024px) {
  .hero-grid, .ba-grid, .subv, .split, .family { grid-template-columns: 1fr; gap: 40px; }
  .family { gap: 8px; }
  .split-head { position: static; }
  .hero h1 { max-width: 20ch; }
  .services { grid-template-columns: repeat(2, 1fr); }
  .why { grid-template-columns: repeat(2, 1fr); row-gap: 36px; }
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 36px; }
  .facts { grid-template-columns: repeat(2, 1fr); }
  .facts div:nth-child(3) { padding-left: 0; border-left: 0; }
  .facts div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .svc-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .why.cols-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .fam-grid { grid-template-columns: 1fr; }
  .page-hero > .wrap { grid-template-columns: 1fr; }
  .hero-mark { display: none; }
  .nav-links a[aria-current="page"] { color: var(--orange-strong); }
}
@media (max-width: 860px) {
  .burger { display: flex; }
  .nav-links { position: absolute; top: 72px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); padding: 8px 24px 20px; display: none; }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav-links a:not(.btn)::after { display: none; }
  .nav-links .nav-phone { display: block; padding-left: 0; border-left: 0; }
  .nav-links .btn { margin-top: 16px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .topbar-inner { justify-content: center; text-align: center; }
  .topbar-mail { display: none; }
  .hero { padding-top: 48px; }
  .lead { font-size: 17px; }
  .hero-ctas .btn { width: 100%; }
  .facts { margin-top: 48px; }
  .facts div, .facts div + div { padding: 16px 12px 18px 0; }
  .facts div:nth-child(even) { padding-left: 12px; }
  .form-card { padding: 24px 18px; }
  .field-row { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .cta-band { padding-bottom: 64px; }
  .cta-inner { padding: 36px 24px; border-radius: 20px; }
  .logo img { height: 38px; }
  .signs, .services, .steps, .why { grid-template-columns: 1fr; }
  .service { padding: 24px 22px 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer { padding-bottom: 76px; }
  .mobile-bar { display: grid; grid-template-columns: 1fr 1.4fr; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: #fff; border-top: 1px solid var(--line); }
  .mobile-bar .btn { padding: 13px 10px; }
  .page-hero { padding: 40px 0 56px; }
  .cta-band.cta-top { padding-top: 64px; }
  .section-head-row { flex-direction: column; align-items: flex-start; }
  .svc { padding: 64px 0; }
  .svc-box { padding: 24px 20px; }
  .why.cols-3 { grid-template-columns: 1fr; }
  .video-frame { border-radius: var(--radius); }
  .video-toggle { right: 10px; bottom: 10px; width: 40px; height: 40px; }
  .numbered li { grid-template-columns: 48px 1fr; padding: 22px 0; }
  .map { height: 320px; margin-top: 40px; }
}