:root {
  --navy: #0f2238;
  --navy-2: #17324f;
  --navy-3: #22446a;
  --copper: #b8804f;
  --copper-2: #d4a373;
  --bg: #ffffff;
  --bg-alt: #f2f3f5;
  --line: #e1e4e8;
  --text: #1d2a3a;
  --muted: #5e6b7a;
  --radius: 3px;
  --display: "Bebas Neue", "Arial Narrow", sans-serif;
  --sans: "Barlow", system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: var(--sans); font-size: 17px; line-height: 1.65; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-weight: 400; line-height: 1; letter-spacing: .02em; margin: 0 0 .45em; color: var(--navy); }
h2 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h3 { font-size: 1.7rem; }
p { margin: 0 0 1em; }

.container { width: min(1200px, 100% - 32px); margin-inline: auto; }
.eyebrow { display: inline-flex; align-items: center; gap: .8rem; font-size: .78rem; letter-spacing: .24em; text-transform: uppercase; color: var(--copper); font-weight: 600; margin-bottom: 1rem; }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: currentColor; }
.copper { color: var(--copper-2); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 1rem 1.9rem; border: 2px solid transparent; border-radius: var(--radius); font: 600 .85rem/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; text-decoration: none; cursor: pointer; transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease), box-shadow .25s; }
.btn:hover { transform: translateY(-2px); }
.btn-copper { background: var(--copper); color: #fff; }
.btn-copper:hover { background: var(--copper-2); box-shadow: 0 10px 24px -10px rgba(184, 128, 79, .8); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-3); box-shadow: 0 10px 24px -10px rgba(15, 34, 56, .7); }
.btn-outline-light { border-color: rgba(255, 255, 255, .6); color: #fff; }
.btn-outline-light:hover { background: #fff; color: var(--navy); }
.btn-sm { padding: .75rem 1.2rem; font-size: .75rem; }
.btn-block { width: 100%; }

/* Top bar */
.topbar { background: var(--navy); color: rgba(255, 255, 255, .8); font-size: .82rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; height: 38px; gap: 1rem; }
.topbar i, .footer-motto i { color: var(--copper); font-style: normal; margin: 0 .3rem; }
.topbar-motto { letter-spacing: .14em; text-transform: uppercase; font-size: .72rem; }
.topbar-links { display: flex; gap: 1.6rem; }
.topbar a { text-decoration: none; }
.topbar a:hover { color: var(--copper-2); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: #fff; transition: box-shadow .3s; }
.site-header.scrolled { box-shadow: 0 6px 24px -12px rgba(15, 34, 56, .35); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 84px; transition: height .3s; }
.site-header.scrolled .header-inner { height: 68px; }
.logo { display: flex; align-items: center; gap: .7rem; color: var(--navy); text-decoration: none; }
.logo-mark { width: 34px; height: 40px; }
.logo-text { font-family: var(--display); font-size: 1.9rem; letter-spacing: .08em; text-transform: uppercase; color: var(--navy); line-height: .9; margin: 0; }
.logo-text small { display: block; font-family: var(--sans); font-size: .6rem; font-weight: 600; letter-spacing: .38em; color: var(--copper); margin-top: 4px; }
.nav { display: flex; align-items: center; gap: 2.2rem; }
.nav a:not(.btn) { position: relative; text-decoration: none; font-weight: 500; font-size: .95rem; color: var(--navy); }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 2px; background: var(--copper); transform: scaleX(0); transform-origin: right; transition: transform .3s var(--ease); }
.nav a:not(.btn):hover::after, .nav a.active::after { transform: scaleX(1); transform-origin: left; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: transform .3s, opacity .3s; }

/* Dot navigation */
.dots { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 40; display: flex; flex-direction: column; gap: 14px; }
.dots a { position: relative; width: 11px; height: 11px; border-radius: 50%; border: 2px solid var(--copper); background: transparent; transition: background .3s, transform .3s; }
.dots a.active { background: var(--copper); transform: scale(1.15); }
.dots a::before { content: attr(data-label); position: absolute; right: 22px; top: 50%; transform: translate(6px, -50%); white-space: nowrap; font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--copper); opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s; }
.dots a:hover::before { opacity: 1; transform: translate(0, -50%); }

/* Hero */
.hero { position: relative; min-height: calc(100svh - 122px); min-height: max(620px, calc(100svh - 122px)); display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--navy); padding-bottom: 120px; }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: blur(18px) saturate(.6); transform: scale(1.12); transition: filter 2.6s var(--ease), transform 2.6s var(--ease); }
.hero.ready .hero-video { filter: blur(0) saturate(.75); transform: scale(1); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(15, 34, 56, .94) 0%, rgba(15, 34, 56, .75) 45%, rgba(15, 34, 56, .35) 100%); }
.hero-net { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .55; }
.hero-content { position: relative; z-index: 1; }
.hero .eyebrow { color: var(--copper-2); }
.hero h1 { color: #fff; font-size: clamp(3.2rem, 8.5vw, 6.6rem); line-height: .95; margin-bottom: .35em; }
.hero h1 .line { display: block; overflow: hidden; padding-top: .08em; }
.hero h1 .line > span { display: inline-block; transform: translateY(105%); transition: transform 1s var(--ease); transition-delay: var(--d); }
.hero.ready h1 .line > span { transform: none; }
.hero-anim { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d); }
.hero.ready .hero-anim { opacity: 1; transform: none; }
.hero .lead { max-width: 58ch; font-size: 1.15rem; font-weight: 300; color: rgba(255, 255, 255, .88); margin-bottom: 2.2rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Pillars overlapping hero */
.pillars { position: relative; z-index: 2; margin-top: -90px; }
.pillars-grid { display: grid; grid-template-columns: repeat(3, 1fr); background: #fff; box-shadow: 0 30px 60px -30px rgba(15, 34, 56, .45); }
.pillar { padding: 2.4rem 2.2rem; border-top: 4px solid var(--copper); border-right: 1px solid var(--line); transition: background .35s; }
.pillar:last-child { border-right: 0; }
.pillar:hover { background: var(--navy); }
.pillar:hover h2 { color: #fff; }
.pillar:hover p { color: rgba(255, 255, 255, .75); }
.pillar svg { width: 46px; height: 46px; fill: none; stroke: var(--copper); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 1rem; }
.pillar h2 { font-size: 1.85rem; transition: color .35s; }
.pillar p { color: var(--muted); font-size: .97rem; margin: 0; transition: color .35s; }

/* Stats */
.stats { padding: 4.5rem 0 4rem; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; }
.stat { padding: 0 1rem; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; font-family: var(--display); font-weight: 400; font-size: clamp(3rem, 6vw, 4.6rem); line-height: 1; color: var(--copper); }
.stat > span { font-size: .85rem; letter-spacing: .14em; text-transform: uppercase; color: var(--navy); font-weight: 600; }

/* Sections */
.section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; }
.section-alt { background: var(--bg-alt); }
.section-navy { background: var(--navy); color: rgba(255, 255, 255, .78); }
.section-navy h2, .section-navy h3 { color: #fff; }
.section-head { max-width: 720px; margin: 0 auto 3.5rem; text-align: center; }
.section-head .eyebrow::after { content: ""; width: 34px; height: 2px; background: currentColor; }
.section-head > p:last-child { color: var(--muted); }
.section-navy .section-head > p:last-child { color: rgba(255, 255, 255, .7); }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
.service-card { background: #fff; border: 1px solid var(--line); transition: transform .4s var(--ease), box-shadow .4s; }
.service-card:hover { transform: translateY(-6px); box-shadow: 0 24px 44px -24px rgba(15, 34, 56, .45); }
.service-img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--navy); }
.service-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.service-card:hover .service-img img { transform: scale(1.07); }
.service-num { position: absolute; left: 0; bottom: 0; background: var(--copper); color: #fff; font-family: var(--display); font-size: 1.5rem; padding: .35rem .9rem .2rem; }
.service-body { padding: 1.6rem 1.6rem 1.8rem; }
.service-body p { color: var(--muted); font-size: .96rem; margin: 0; }

/* Founder */
.founder { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(2rem, 6vw, 5.5rem); align-items: center; }
.founder-visual { position: relative; }
.founder-frame { position: relative; background: linear-gradient(160deg, #f9f9fa 0%, #d3d7dd 100%); clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%); overflow: hidden; }
.founder-frame::before { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 32%; background: var(--navy); }
.founder-frame img { position: relative; width: 88%; margin: 3rem auto 0; }
.founder-badge { position: absolute; right: -18px; bottom: 12%; background: var(--copper); color: #fff; padding: 1.2rem 1.4rem; display: flex; align-items: center; gap: .8rem; box-shadow: 0 18px 30px -16px rgba(0, 0, 0, .5); }
.founder-badge strong { font-family: var(--display); font-weight: 400; font-size: 3.4rem; line-height: 1; }
.founder-badge span { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; line-height: 1.3; }
.founder-text h2 { margin-bottom: .1em; }
.founder-role { color: var(--copper); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; font-size: .9rem; }
.founder-text > p { color: var(--muted); }
.checks { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; grid-template-columns: 1fr 1fr; gap: .5rem 1.5rem; }
.checks li { position: relative; padding-left: 1.6rem; font-weight: 500; color: var(--navy); font-size: .95rem; }
.checks li::before { content: ""; position: absolute; left: 0; top: .35em; width: 12px; height: 7px; border-left: 2px solid var(--copper); border-bottom: 2px solid var(--copper); transform: rotate(-45deg); }
.founder-certs { font-size: .85rem; border-top: 1px solid var(--line); padding-top: 1.2rem; }

/* References */
.marquee { overflow: hidden; border-block: 1px solid rgba(255, 255, 255, .12); padding: 1.3rem 0; margin-bottom: 4rem; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 40s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee span { font-family: var(--display); font-size: 2.3rem; letter-spacing: .05em; color: rgba(255, 255, 255, .9); padding: 0 1.8rem; white-space: nowrap; display: inline-flex; align-items: center; gap: 3.6rem; }
.marquee span::after { content: "◆"; font-size: .9rem; color: var(--copper); position: relative; left: 1.8rem; }
@keyframes marquee { to { transform: translateX(-50%); } }
.refs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .12); }
.ref { background: var(--navy); padding: 2rem 1.8rem; transition: background .3s; }
.ref:hover { background: var(--navy-2); }
.ref-year { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .14em; color: var(--copper-2); margin-bottom: .6rem; }
.ref h3 { font-size: 1.6rem; }
.ref p { margin: 0; font-size: .93rem; }
.refs-extra { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; margin-top: 3.5rem; }
.refs-extra h3 { font-size: 1.45rem; padding-bottom: .6rem; border-bottom: 2px solid var(--copper); display: inline-block; }
.refs-extra p { font-size: .95rem; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: s; }
.steps li { position: relative; padding: 2rem 1.6rem; background: var(--bg-alt); border-bottom: 3px solid transparent; transition: border-color .3s, background .3s; }
.steps li:hover { background: #fff; border-color: var(--copper); box-shadow: 0 20px 40px -26px rgba(15, 34, 56, .5); }
.steps span { font-family: var(--display); font-size: 3.2rem; line-height: 1; color: var(--copper); display: block; margin-bottom: .6rem; }
.steps h3 { font-size: 1.45rem; }
.steps p { margin: 0; color: var(--muted); font-size: .95rem; }

/* Contact */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.contact-info > p { color: var(--muted); }
.contact-list { list-style: none; padding: 0; margin: 2rem 0 0; }
.contact-list li { display: grid; grid-template-columns: 120px 1fr; gap: 1rem; padding: 1rem 0; border-top: 1px solid var(--line); color: var(--navy); font-weight: 500; }
.contact-list span { font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 600; padding-top: .2em; }
.contact-list a { color: var(--navy); text-decoration: none; border-bottom: 1px solid var(--copper); justify-self: start; }
.contact-list a:hover { color: var(--copper); }
.contact-form { background: #fff; padding: clamp(1.5rem, 4vw, 2.6rem); border-top: 4px solid var(--copper); box-shadow: 0 30px 60px -36px rgba(15, 34, 56, .5); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { display: block; font-size: .8rem; font-weight: 600; letter-spacing: .04em; color: var(--navy); margin-bottom: 1rem; }
.contact-form input, .contact-form select, .contact-form textarea { display: block; width: 100%; margin-top: .4rem; padding: .85rem 1rem; background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius); color: var(--text); font: 400 1rem var(--sans); transition: border-color .2s, background .2s; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: var(--copper); background: #fff; }
.contact-form .invalid { border-color: #c0392b; }
.contact-form textarea { resize: vertical; }
.hp { position: absolute !important; left: -9999px; }
.form-status { margin: 1rem 0 0; font-size: .92rem; min-height: 1.4em; }
.form-status.ok { color: #1e7d4f; }
.form-status.err { color: #c0392b; }

/* Footer */
.site-footer { background: var(--navy); color: rgba(255, 255, 255, .7); padding: 2.8rem 0; font-size: .88rem; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.2rem; }
.footer-inner p { margin: 0; }
.site-footer .logo-text { color: #fff; font-size: 1.6rem; }
.footer-motto { margin-top: .5rem !important; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--copper-2); }

/* WhatsApp */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0, 0, 0, .25); transition: transform .25s; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; }

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--rd, 0s); }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .hero-anim, .hero h1 .line > span { opacity: 1; transform: none; transition: none; }
  .hero-video { filter: saturate(.75); transform: none; transition: none; }
  .marquee-track { animation: none; }
}

/* Responsive */
@media (max-width: 1100px) {
  .dots { display: none; }
}
@media (max-width: 1000px) {
  .services-grid, .refs-grid, .refs-extra { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .topbar-motto { display: none; }
  .topbar-inner { justify-content: center; }
  .nav-toggle { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; padding: .5rem 16px 1.5rem; box-shadow: 0 20px 30px -20px rgba(15, 34, 56, .4); clip-path: inset(0 0 100% 0); transition: clip-path .35s var(--ease); }
  .nav.open { clip-path: inset(0 0 -40px 0); }
  .nav a:not(.btn) { padding: 1rem 0; border-bottom: 1px solid var(--line); }
  .nav a:not(.btn)::after { display: none; }
  .nav .btn { margin-top: 1rem; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .pillars-grid { grid-template-columns: 1fr; }
  .pillar { border-right: 0; border-top-width: 0; border-bottom: 1px solid var(--line); }
  .pillar:first-child { border-top-width: 4px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 2.5rem; }
  .stat:nth-child(2) { border-right: 0; }
  .founder, .contact { grid-template-columns: 1fr; }
  .founder-badge { right: 12px; }
}
@media (max-width: 600px) {
  .topbar-links a:last-child { display: none; }
  .services-grid, .refs-grid, .refs-extra, .steps, .field-row, .checks { grid-template-columns: 1fr; }
  .field-row { gap: 0; }
  .hero-cta .btn { flex: 1 1 100%; }
  .contact-list li { grid-template-columns: 1fr; gap: .2rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* Mentions légales */
.legal { padding-top: 4rem; }
.legal-inner { max-width: 820px; }
.legal h1 { font-size: clamp(2.8rem, 6vw, 4.2rem); }
.legal h2 { font-size: 1.8rem; margin-top: 2.6rem; padding-bottom: .4rem; border-bottom: 2px solid var(--line); }
.legal p, .legal li { color: var(--muted); }
.legal ul { padding-left: 1.2rem; }
.legal li { margin-bottom: .35rem; }
.legal strong { color: var(--navy); }
.legal a { color: var(--navy); text-decoration-color: var(--copper); }
.legal-updated { font-size: .9rem; }
.legal mark { background: #fbeedd; color: #8a5a2b; padding: 0 .3em; border-radius: 2px; font-weight: 600; }