:root {
  --green: #1A4731;
  --green-2: #24604A;
  --teal: #0D9B8A;
  --gold: #B8973A;
  --mint: #EBF5F0;
  --ink: #1F2A24;
  --muted: #5F6B65;
  --line: #D9E5DE;
  --white: #fff;
  --radius: 14px;
  --serif: "Source Serif 4", Cambria, Georgia, serif;
  --sans: "Inter", Calibri, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--white); line-height: 1.6; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; }
h1, h2, h3 { font-family: var(--serif); color: var(--green); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.2vw, 3.3rem); color: var(--white); max-width: 22ch; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); max-width: 26ch; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.container { width: min(1160px, 92vw); margin: 0 auto; }
.eyebrow { font-size: .78rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--teal); margin-bottom: .8rem; }
.gold { color: var(--gold) !important; }
.note { font-size: .85rem; color: var(--muted); font-style: italic; }
.section { padding: 96px 0; }
.section.tint { background: var(--mint); }
.section-lead { font-size: 1.1rem; color: var(--muted); max-width: 62ch; margin-bottom: 2.5rem; }

/* Buttons */
.btn { display: inline-block; padding: 14px 26px; border-radius: 999px; font-weight: 600; font-size: .98rem; border: 2px solid transparent; cursor: pointer; transition: transform .15s, background .15s; font-family: var(--sans); }
.btn:hover { transform: translateY(-1px); }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: #a3842f; }
.btn-ghost { border-color: rgba(255,255,255,.5); color: var(--white); }
.btn-ghost:hover { background: rgba(255,255,255,.08); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }

/* Header */
.site-header { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, box-shadow .25s; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.brand img { height: 46px; width: auto; }
.brand .logo-dark { display: none; }
.site-header.scrolled { background: rgba(255,255,255,.97); box-shadow: 0 1px 0 var(--line); }
.site-header.scrolled .logo-dark { display: block; }
.site-header.scrolled .logo-light { display: none; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--white); font-weight: 500; font-size: .95rem; }
.site-header.scrolled .nav a:not(.btn) { color: var(--green); }
.nav a:not(.btn):hover { color: var(--gold); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); margin: 5px 0; }
.site-header.scrolled .nav-toggle span { background: var(--green); }

/* Hero */
.hero { position: relative; background: var(--green); padding: 180px 0 120px; overflow: hidden; }
.hero-net { position: absolute; right: -40px; top: 60px; width: min(46vw, 600px); opacity: .9; }
.hero-inner { position: relative; }
.lead { color: #C8D8CB; font-size: 1.15rem; max-width: 58ch; margin: 1.2rem 0 2rem; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* Stats */
.stats { background: var(--white); padding: 48px 0 20px; border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat { display: flex; flex-direction: column; }
.stat .num { font-family: var(--serif); font-size: 2.8rem; font-weight: 700; color: var(--teal); line-height: 1; }
.stat .lbl { color: var(--muted); margin-top: 6px; }

/* Cards & grids */
.card { background: var(--white); border-radius: var(--radius); padding: 30px; box-shadow: 0 1px 2px rgba(26,71,49,.06), 0 8px 24px rgba(26,71,49,.06); }
.section.tint .card { box-shadow: none; }
.card.dark, .card.highlight { background: var(--green); color: #C8D8CB; }
.card.dark h3, .card.highlight h3 { color: var(--white); }
.grid { display: grid; gap: 22px; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.poles { grid-template-columns: repeat(5, 1fr); }
.poles .card { padding: 26px 22px; }
.poles ul { list-style: none; padding: 0; margin: 0; font-size: .92rem; }
.poles li { padding: 7px 0; border-top: 1px solid var(--line); }
.poles .highlight li { border-color: rgba(255,255,255,.12); }
.pill-ico { width: 44px; height: 44px; border-radius: 50%; background: var(--teal); color: var(--white); display: grid; place-items: center; font-weight: 700; font-size: .85rem; margin-bottom: 16px; }
.highlight .pill-ico { background: var(--gold); }
.sectors { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.sectors span { border: 1px solid var(--teal); color: var(--green); border-radius: 999px; padding: 8px 18px; font-size: .9rem; background: var(--white); }

/* Cabinet */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; margin-top: 2rem; }
.identity p { color: #C8D8CB; }
.facts { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.facts li { display: flex; gap: 16px; padding: 10px 0; border-top: 1px solid rgba(255,255,255,.12); color: var(--white); }
.facts span { width: 90px; color: #9FC7B8; font-weight: 600; font-size: .9rem; }
.mvv { display: grid; gap: 28px; }
.mvv-item { display: flex; gap: 18px; }
.mvv-item p { color: var(--muted); }
.ico { flex: 0 0 52px; height: 52px; border-radius: 50%; background: var(--teal); color: var(--white); display: grid; place-items: center; font-size: 1.3rem; }
.ico.gold-bg { background: var(--gold); }

/* Solutions */
.product h3 { font-size: 1.8rem; letter-spacing: .02em; }
.tag { font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); margin-bottom: .5rem; }
.tag.teal { color: var(--teal); }
.product p { color: inherit; }
.card.product:not(.dark) { background: var(--mint); box-shadow: none; }
.checks { list-style: none; padding: 0; margin: 1rem 0 0; }
.checks li { padding: 6px 0 6px 30px; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: 11px; width: 16px; height: 9px; border-left: 2px solid var(--teal); border-bottom: 2px solid var(--teal); transform: rotate(-45deg); }
.checks.light li { color: var(--white); }
.checks.light li::before { border-color: #7FD3C7; }
.layers { display: grid; gap: 10px; margin-top: 28px; }
.layer { display: grid; grid-template-columns: 170px 1fr; align-items: center; background: var(--mint); border-radius: 10px; overflow: hidden; }
.layer b { background: var(--green); color: var(--white); padding: 14px 18px; height: 100%; display: flex; align-items: center; }
.layer.gold b { background: var(--gold); }
.layer span { padding: 14px 20px; color: var(--ink); }

/* Qualité */
.dark-section { background: var(--green); }
.dark-section h2, .dark-section h3 { color: var(--white); }
.dark-section p { color: #C8D8CB; }
.steps { list-style: none; padding: 0; margin: 2.5rem 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; counter-reset: s; }
.steps li { background: var(--green-2); border-radius: var(--radius); padding: 22px 18px; }
.steps span { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--teal); color: var(--white); font-weight: 700; font-size: .85rem; margin-bottom: 14px; }
.steps li:nth-child(5) span { background: var(--gold); }
.steps p { font-size: .92rem; margin: 0; }
.commitments > div { border-top: 2px solid var(--gold); padding-top: 18px; }

/* Formations */
.meta { font-weight: 600; color: var(--teal); font-size: .9rem; margin: 0; }

/* Contact */
.contact { grid-template-columns: 1fr 1.15fr; margin-top: 0; }
.coords { list-style: none; padding: 0; margin: 0; }
.coords li { display: flex; gap: 16px; padding: 12px 0; border-top: 1px solid var(--line); }
.coords span { width: 80px; font-weight: 600; color: var(--green); }
.form { display: grid; gap: 16px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .88rem; font-weight: 600; color: var(--green); }
.form input, .form select, .form textarea { font: inherit; font-weight: 400; color: var(--ink); padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: #FAFCFB; width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--teal); border-color: transparent; }
.form .hp { position: absolute; left: -9999px; }
.form button { justify-self: start; }
.form-status { margin: 0; font-size: .95rem; }
.form-status.ok { color: var(--teal); font-weight: 600; }
.form-status.err { color: #B5473A; }

/* Footer */
.site-footer { background: #133826; color: #9FC7B8; padding: 48px 0; font-size: .88rem; }
.footer-inner { display: grid; gap: 10px; }
.footer-logo { height: 44px; width: auto; margin-bottom: 10px; }
.copy { color: #6F9C88; }

/* Responsive */
@media (max-width: 1080px) {
  .grid.poles { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav { position: absolute; top: 78px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--white); padding: 10px 4vw 20px; box-shadow: 0 10px 20px rgba(0,0,0,.08); display: none; }
  .nav.open { display: flex; }
  .nav a { color: var(--green) !important; padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav a.btn { color: var(--white) !important; text-align: center; margin-top: 12px; border: 0; }
  .split, .contact, .grid.two, .grid.three { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 140px 0 90px; }
  .hero-net { opacity: .25; width: 90vw; }
  .section { padding: 72px 0; }
  .layer { grid-template-columns: 1fr; }
  .form .row { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid.poles, .steps { grid-template-columns: 1fr; }
}