/* IPSEC — charte #0B2B5C #1D5299 #00B4D8 #708090 — thème sombre */
:root {
  --deep: #0b2b5c; --roy: #1d5299; --cyan: #00b4d8; --grey: #708090;
  --ink: #0a1322; --panel: #0e1b30; --panel2: #122340; --pale: #e6edf5;
  --muted: #8fa3ba; --border: rgba(80, 130, 190, .22);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--ink); color: var(--pale); font-family: "Segoe UI", Roboto, "Open Sans", sans-serif; line-height: 1.65; }
h1, h2, h3, .brand { font-family: "Segoe UI", "Montserrat", sans-serif; letter-spacing: .04em; }
a { color: var(--cyan); text-decoration: none; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* header */
header { position: sticky; top: 0; z-index: 50; background: rgba(10, 19, 34, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.nav img.logo { height: 58px; }
.menu { display: flex; gap: 26px; align-items: center; }
.menu a { color: var(--pale); font-weight: 600; font-size: 15px; padding: 8px 2px; border-bottom: 2px solid transparent; }
.menu a:hover, .menu a.active { color: var(--cyan); border-color: var(--cyan); }
.lang { border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; color: var(--cyan); font-weight: 700; }
.burger { display: none; background: none; border: 1px solid var(--border); color: var(--pale); font-size: 22px; padding: 4px 12px; border-radius: 8px; }

/* hero */
.hero { position: relative; overflow: hidden; padding: 110px 0 90px; text-align: center;
  background: radial-gradient(1200px 500px at 70% -10%, rgba(0, 180, 216, .16), transparent 60%),
              radial-gradient(900px 420px at 10% 110%, rgba(29, 82, 153, .25), transparent 60%), var(--ink); }
.hero h1 { font-size: clamp(30px, 5vw, 54px); font-weight: 800; }
.hero h1 span { background: linear-gradient(100deg, var(--cyan), var(--roy)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.sub { color: var(--muted); font-size: 19px; max-width: 760px; margin: 18px auto 34px; }
.cta { display: inline-flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.btn { display: inline-block; padding: 13px 30px; border-radius: 10px; font-weight: 700; font-size: 15px; }
.btn.primary { background: linear-gradient(100deg, var(--cyan), var(--roy)); color: #04101f; }
.btn.ghost { border: 1px solid var(--border); color: var(--pale); }
.badge { display: inline-block; margin-bottom: 22px; padding: 7px 16px; border-radius: 999px; border: 1px solid var(--border); color: var(--cyan); font-size: 13px; font-weight: 700; letter-spacing: .12em; }

/* sections */
section { padding: 84px 0; }
.kicker { color: var(--cyan); font-weight: 800; letter-spacing: .18em; font-size: 13px; text-transform: uppercase; }
h2.title { font-size: clamp(24px, 3.4vw, 38px); margin: 10px 0 14px; }
p.lead { color: var(--muted); max-width: 780px; }
.grid { display: grid; gap: 22px; margin-top: 44px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
.card { background: linear-gradient(160deg, var(--panel), var(--panel2)); border: 1px solid var(--border); border-radius: 16px; padding: 30px 26px; transition: transform .25s, border-color .25s; }
.card:hover { transform: translateY(-5px); border-color: rgba(0, 180, 216, .5); }
.card .ico { width: 52px; height: 52px; border-radius: 13px; display: flex; align-items: center; justify-content: center; font-size: 25px; margin-bottom: 18px; background: linear-gradient(135deg, rgba(0,180,216,.25), rgba(29,82,153,.35)); }
.card h3 { font-size: 19px; margin-bottom: 10px; color: #fff; }
.card p { color: var(--muted); font-size: 15px; }
.card ul { margin: 12px 0 0 18px; color: var(--muted); font-size: 14px; }
.card ul li { margin: 5px 0; }

/* partenaires */
.partners { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.chip { padding: 12px 22px; border-radius: 999px; border: 1px solid var(--border); background: var(--panel); color: var(--pale); font-weight: 700; font-size: 15px; }
.chip.ok { border-color: rgba(0, 180, 216, .6); box-shadow: 0 0 16px rgba(0, 180, 216, .15) inset; }
.chip.pending { color: var(--muted); border-style: dashed; }
.chip small { display: block; font-weight: 400; color: var(--muted); font-size: 11.5px; }

/* chiffres */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 40px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 26px 18px; text-align: center; }
.stat b { display: block; font-size: 34px; color: var(--cyan); }
.stat span { color: var(--muted); font-size: 14px; }

/* contact */
.contact-wrap { display: grid; grid-template-columns: 1.1fr 1fr; gap: 26px; }
.form-card { background: linear-gradient(160deg, var(--panel), var(--panel2)); border: 1px solid var(--border); border-radius: 16px; padding: 30px; }
.form-card label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
.form-card input, .form-card select, .form-card textarea { width: 100%; background: #0a1322; border: 1px solid var(--border); border-radius: 9px; padding: 11px 13px; color: var(--pale); font-size: 15px; }
.form-card input:focus, .form-card textarea:focus { outline: 1px solid var(--cyan); }
.info-card { background: linear-gradient(160deg, var(--panel), var(--panel2)); border: 1px solid var(--border); border-radius: 16px; padding: 30px; font-size: 15px; }
.info-card div { margin: 14px 0; color: var(--muted); }
.info-card b { color: var(--pale); }

/* footer */
footer { border-top: 1px solid var(--border); padding: 40px 0 46px; background: #08101d; }
footer .fgrid { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
footer small { color: var(--muted); }
.motto { color: var(--cyan); font-weight: 700; letter-spacing: .1em; font-size: 13px; }

@media (max-width: 900px) {
  .g3, .g2, .stats, .contact-wrap { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .menu { display: none; position: absolute; top: 84px; right: 16px; flex-direction: column; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px 22px; }
  .menu.open { display: flex; }
  .burger { display: block; }
}
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s, transform .6s; }
.reveal.in { opacity: 1; transform: none; }

/* bouton WhatsApp flottant */
.wa-fab { position: fixed; right: 22px; bottom: 22px; z-index: 90; width: 58px; height: 58px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 26px rgba(0,0,0,.4); transition: transform .2s, box-shadow .2s; }
.wa-fab:hover { transform: scale(1.08); box-shadow: 0 12px 30px rgba(0,0,0,.5); }
.wa-fab svg { width: 34px; height: 34px; fill: #fff; }

/* restructuration 2026-11 : pôles, IA souveraine, approche */
.poles .card { display: flex; flex-direction: column; }
.poles .tag { display: inline-block; align-self: flex-start; font-size: 11px; font-weight: 800; letter-spacing: .14em; color: var(--cyan); border: 1px solid rgba(0,180,216,.45); border-radius: 999px; padding: 5px 12px; margin-bottom: 16px; }
.ai-card { border-color: rgba(0,180,216,.35); }
.ai-card h3 { font-size: 17px; }
.ai-card h3 small { font-size: 12px; color: var(--muted); font-weight: 400; display: block; margin-top: 4px; }
.eco-line { color: var(--muted); font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; margin: 26px 0 2px; }
.chip.flat { color: var(--muted); font-weight: 600; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 40px; }
.step { position: relative; background: linear-gradient(160deg, var(--panel), var(--panel2)); border: 1px solid var(--border); border-radius: 16px; padding: 28px 26px; }
.step-num { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 12px; font-weight: 800; font-size: 18px; color: #04101f; background: linear-gradient(120deg, var(--cyan), var(--roy)); margin-bottom: 16px; }
.step h3 { font-size: 18px; color: #fff; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 15px; }
.nav-cta { margin-left: 6px; padding: 9px 18px !important; border-radius: 9px; }

@media (max-width: 900px) {
  .poles, .steps { grid-template-columns: 1fr; }
}