:root {
  --navy: #0b1730;
  --navy-2: #12224a;
  --blue: #1d4ed8;
  --blue-2: #2563eb;
  --teal: #0ea5a4;
  --ink: #0f172a;
  --text: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-alt: #f5f8fc;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-lg: 0 20px 50px rgba(11, 23, 48, .18);
  --head: "Plus Jakarta Sans", system-ui, sans-serif;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 16px/1.65 var(--font); color: var(--text); background: var(--bg); overflow-x: hidden; }
body.no-scroll { overflow: hidden; }
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5 { font-family: var(--head); color: var(--ink); margin: 0; line-height: 1.2; letter-spacing: -.01em; }
p { margin: 0; }
[hidden] { display: none !important; }
svg:not([fill]) { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
:focus-visible { outline: 2px solid var(--blue-2); outline-offset: 3px; border-radius: 6px; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }

/* ---------- Boutons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 15px/1 var(--head); padding: 14px 22px; border-radius: 12px; border: 1px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .2s, background .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: linear-gradient(135deg, var(--blue-2), var(--blue)); color: #fff; box-shadow: 0 8px 20px rgba(37, 99, 235, .3); }
.btn--primary:hover { box-shadow: 0 12px 26px rgba(37, 99, 235, .38); }
.btn--ghost { color: #fff; border-color: rgba(255, 255, 255, .28); background: rgba(255, 255, 255, .06); }
.btn--ghost:hover { background: rgba(255, 255, 255, .12); }
.btn--sm { padding: 10px 16px; font-size: 14px; border-radius: 10px; }
.btn--block { width: 100%; }

.eyebrow { display: inline-block; font: 700 12.5px/1 var(--head); letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 14px; }
.eyebrow--light { color: #7dd3fc; }

/* ---------- En-tête ---------- */
.header { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h); display: flex; align-items: center; transition: background .25s, box-shadow .25s; }
.header.is-scrolled { background: rgba(11, 23, 48, .92); backdrop-filter: blur(12px); box-shadow: 0 1px 0 rgba(255, 255, 255, .06); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 700 20px/1 var(--head); color: #fff; letter-spacing: -.01em; }
.brand b { font-weight: 800; background: linear-gradient(90deg, #60a5fa, #2dd4bf); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav > a, .nav__droplink { display: inline-flex; align-items: center; gap: 6px; padding: 10px 14px; border-radius: 10px; font: 500 15px/1 var(--font); color: rgba(255, 255, 255, .82); transition: color .2s, background .2s; }
.nav > a:hover, .nav__droplink:hover, .nav a.is-current { color: #fff; background: rgba(255, 255, 255, .08); }
.nav .nav__cta { color: #fff; margin-left: 10px; background: linear-gradient(135deg, var(--blue-2), var(--blue)); }
.nav .nav__cta:hover { background: linear-gradient(135deg, #3b82f6, var(--blue-2)); }

.nav__drop { position: relative; }
.mega { position: absolute; top: calc(100% + 10px); left: 50%; transform: translate(-50%, 8px); width: 860px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px 18px; padding: 22px; background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg); border: 1px solid var(--line); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; }
.mega::before { content: ""; position: absolute; inset: -14px 0 auto; height: 14px; }
.nav__drop:hover .mega, .nav__drop:focus-within .mega { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.mega h5 { font: 700 11.5px/1 var(--head); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding: 6px 10px 10px; }
.mega__col a { display: flex; gap: 12px; align-items: flex-start; padding: 10px; border-radius: 12px; transition: background .15s; }
.mega__col a:hover { background: var(--bg-alt); }
.mega__col b { display: block; font: 600 14.5px/1.3 var(--head); color: var(--ink); }
.mega__col small { display: block; font-size: 12.5px; line-height: 1.4; color: var(--muted); margin-top: 2px; }
.mega__ico { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, #fff); }
.mega__ico svg { width: 18px; height: 18px; }
.mega__all { grid-column: 1 / -1; margin-top: 8px; padding: 12px; text-align: center; border-top: 1px solid var(--line); font: 600 14px/1 var(--head); color: var(--blue); }

.burger { display: none; width: 44px; height: 44px; border: 0; border-radius: 10px; background: rgba(255, 255, 255, .08); cursor: pointer; padding: 0; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.burger span { width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: transform .25s, opacity .2s; }
.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; background: var(--navy); color: #cbd5e1; padding: calc(var(--header-h) + 72px) 0 96px; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; background:
  radial-gradient(700px 420px at 85% 15%, rgba(37, 99, 235, .35), transparent 60%),
  radial-gradient(600px 400px at 5% 90%, rgba(14, 165, 164, .22), transparent 60%),
  linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 44px 44px,
  linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 44px 44px; }
.hero__inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(36px, 5vw, 58px); font-weight: 800; letter-spacing: -.025em; margin-bottom: 20px; }
.grad { background: linear-gradient(90deg, #60a5fa, #2dd4bf); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 18px; color: #b6c2d6; max-width: 560px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 40px; }
.hero__facts { list-style: none; margin: 0; padding: 0; display: flex; gap: 36px; flex-wrap: wrap; }
.hero__facts li { display: flex; flex-direction: column; }
.hero__facts strong { font: 800 26px/1.1 var(--head); color: #fff; }
.hero__facts span { font-size: 13.5px; color: #94a3b8; }

.hero__visual { position: relative; }
.mock { background: #0f1f42; border: 1px solid rgba(255, 255, 255, .1); border-radius: 18px; box-shadow: 0 30px 80px rgba(0, 0, 0, .45); overflow: hidden; }
.mock__bar { display: flex; align-items: center; gap: 6px; padding: 12px 14px; background: rgba(255, 255, 255, .04); border-bottom: 1px solid rgba(255, 255, 255, .07); }
.mock__bar i { width: 10px; height: 10px; border-radius: 50%; background: #334155; }
.mock__bar i:nth-child(1) { background: #f87171; } .mock__bar i:nth-child(2) { background: #fbbf24; } .mock__bar i:nth-child(3) { background: #34d399; }
.mock__bar span { margin-left: 12px; font-size: 12px; color: #94a3b8; background: rgba(255, 255, 255, .05); padding: 4px 12px; border-radius: 6px; }
.mock__body { display: grid; grid-template-columns: 54px 1fr; min-height: 330px; }
.mock__side { border-right: 1px solid rgba(255, 255, 255, .06); padding: 16px 12px; display: flex; flex-direction: column; gap: 12px; }
.mock__side b { height: 30px; border-radius: 8px; background: rgba(255, 255, 255, .06); }
.mock__side b:first-child { background: linear-gradient(135deg, var(--blue-2), var(--teal)); }
.mock__main { padding: 18px; display: flex; flex-direction: column; gap: 16px; }
.mock__kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock__kpis div { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .06); border-radius: 12px; padding: 12px; }
.mock__kpis small { display: block; font-size: 11px; color: #94a3b8; }
.mock__kpis strong { display: block; font: 700 17px/1.3 var(--head); color: #fff; margin-top: 4px; }
.mock__kpis em { font-style: normal; font-size: 11.5px; color: #34d399; }
.mock__chart { flex: 1; min-height: 120px; display: flex; align-items: flex-end; gap: 8px; padding: 14px; border-radius: 12px; background: rgba(255, 255, 255, .03); border: 1px solid rgba(255, 255, 255, .06); }
.mock__chart span { flex: 1; height: var(--h); border-radius: 6px 6px 2px 2px; background: linear-gradient(180deg, #60a5fa, rgba(37, 99, 235, .35)); }
.mock__chart span:last-child { background: linear-gradient(180deg, #2dd4bf, rgba(14, 165, 164, .35)); }
.mock__rows { display: grid; gap: 8px; }
.mock__rows b { height: 12px; border-radius: 6px; background: rgba(255, 255, 255, .06); }
.mock__rows b:nth-child(2) { width: 82%; } .mock__rows b:nth-child(3) { width: 64%; }
.chip { position: absolute; display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: #fff; color: var(--ink); border-radius: 12px; font: 600 13px/1.2 var(--head); box-shadow: var(--shadow-lg); animation: float 6s ease-in-out infinite; }
.chip svg { width: 18px; height: 18px; color: #fff; padding: 3px; border-radius: 6px; stroke-width: 2.6; }
.chip--a { left: -28px; bottom: 54px; } .chip--a svg { background: #10b981; }
.chip--b { right: -18px; top: -18px; animation-delay: -3s; } .chip--b svg { background: var(--blue-2); }
@keyframes float { 50% { transform: translateY(-8px); } }

/* ---------- Bandeau ---------- */
.strip { background: var(--navy-2); color: #cbd5e1; border-top: 1px solid rgba(255, 255, 255, .06); }
.strip__inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 22px 0; font-size: 14.5px; }
.strip__inner div { display: flex; align-items: center; gap: 10px; }
.strip svg { width: 22px; height: 22px; color: #2dd4bf; flex: none; }

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }
.section--dark { background: var(--navy); color: #b6c2d6; }
.section--dark h2 { color: #fff; }
.section__head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section__head h2, .about h2, .contact h2 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 16px; }
.section__head p { font-size: 17px; color: var(--muted); }

.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }

.service { padding: 30px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.service:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(15, 23, 42, .1); border-color: #c7d6f5; }
.service__ico { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px; color: var(--blue); background: linear-gradient(135deg, #e0ebff, #d5f5f3); }
.service__ico svg { width: 26px; height: 26px; }
.service h3 { font-size: 19px; margin-bottom: 10px; }
.service p { color: var(--muted); font-size: 15px; }

/* ---------- Solutions ---------- */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: -24px 0 36px; }
.filter { font: 600 14px/1 var(--head); padding: 11px 18px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--text); cursor: pointer; transition: all .2s; }
.filter:hover { border-color: #b8c7e6; }
.filter.is-active { background: var(--navy); color: #fff; border-color: var(--navy); }

.sol { position: relative; padding: 26px; display: flex; flex-direction: column; overflow: hidden; transition: transform .2s, box-shadow .2s; }
.sol::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--c); }
.sol:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(15, 23, 42, .1); }
.sol__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.sol__ico { width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center; color: #fff; background: var(--c); box-shadow: 0 8px 18px color-mix(in srgb, var(--c) 35%, transparent); }
.sol__ico svg { width: 24px; height: 24px; }
.tag { font: 600 11.5px/1 var(--head); padding: 6px 10px; border-radius: 999px; color: var(--muted); background: var(--bg-alt); border: 1px solid var(--line); }
.sol h3 { font-size: 20px; }
.sol__hook { font: 600 14px/1.4 var(--head); color: var(--c); margin: 4px 0 12px; }
.sol p:not(.sol__hook) { font-size: 14.5px; color: var(--muted); flex: 1; }
.sol__link { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 22px; padding: 12px 14px; border-radius: 12px; background: var(--bg-alt); border: 1px solid var(--line); font: 600 14px/1.2 var(--head); color: var(--ink); transition: background .2s, color .2s, border-color .2s; }
.sol__link small { display: block; font: 500 12px/1.4 var(--font); color: var(--muted); margin-top: 2px; }
.sol__link svg { flex: none; stroke-width: 2.2; transition: transform .2s; }
.sol__link:hover { background: var(--c); border-color: var(--c); color: #fff; }
.sol__link:hover small { color: rgba(255, 255, 255, .8); }
.sol__link:hover svg { transform: translate(2px, -2px); }

.solutions__cta { margin-top: 40px; padding: 30px 34px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: linear-gradient(135deg, #eef4ff, #e9faf8); border-color: #d6e3fb; }
.solutions__cta h3 { font-size: 20px; margin-bottom: 4px; }
.solutions__cta p { color: var(--muted); }

/* ---------- Méthode ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; counter-reset: s; }
.step { position: relative; padding: 26px 22px; border-radius: var(--radius); background: var(--bg-alt); border: 1px solid var(--line); }
.step__n { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; font: 800 15px/1 var(--head); color: #fff; background: linear-gradient(135deg, var(--blue-2), var(--teal)); margin-bottom: 18px; }
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--muted); }

/* ---------- À propos ---------- */
.about { display: grid; grid-template-columns: 1.15fr 1fr; gap: 64px; align-items: center; }
.about > div > p { font-size: 17px; margin-bottom: 24px; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 32px; }
.checks li::before { content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 6px; background: rgba(45, 212, 191, .16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232dd4bf' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 13px no-repeat; }
.about__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about__stats div { padding: 28px 24px; border-radius: var(--radius); background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .08); }
.about__stats strong { display: block; font: 800 34px/1.1 var(--head); color: #fff; margin-bottom: 6px; }
.about__stats span { font-size: 14px; color: #94a3b8; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: start; }
.contact__info > p { font-size: 17px; color: var(--muted); margin-bottom: 32px; }
.contact__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.contact__list li { display: flex; align-items: center; gap: 16px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--bg-alt); }
.contact__list small { display: block; font-size: 12.5px; color: var(--muted); }
.contact__list a, .contact__list span:not(.contact__ico) { font: 600 16px/1.4 var(--head); color: var(--ink); word-break: break-word; }
.contact__list a:hover { color: var(--blue); }
.contact__ico { flex: none; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--blue-2), var(--teal)); }
.contact__ico svg { width: 22px; height: 22px; }

.form { padding: 32px; display: grid; gap: 16px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font: 600 13.5px/1.2 var(--head); color: var(--ink); }
.form input, .form select, .form textarea { width: 100%; font: 400 15px/1.4 var(--font); color: var(--ink); padding: 12px 14px; border: 1px solid #cfd8e6; border-radius: 10px; background: #fff; transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; min-height: 120px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--blue-2); box-shadow: 0 0 0 4px rgba(37, 99, 235, .12); }
.form .is-invalid { border-color: #ef4444; }
.form__note { font-size: 13px; color: var(--muted); text-align: center; }
.form__note.is-error { color: #dc2626; }
.form__note.is-ok { color: #059669; }

/* ---------- Pied de page ---------- */
.footer { background: #08112a; color: #94a3b8; padding: 64px 0 0; font-size: 14.5px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer__grid p { margin-top: 16px; max-width: 320px; }
.footer h4 { font-size: 14px; color: #fff; margin-bottom: 16px; letter-spacing: .02em; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer a:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 22px 0; border-top: 1px solid rgba(255, 255, 255, .08); font-size: 13.5px; }

/* ---------- Animations ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
  .mega { width: 720px; }
}

@media (max-width: 960px) {
  .burger { display: flex; }
  .header { background: rgba(11, 23, 48, .96); }
  .nav { position: fixed; top: var(--header-h); left: 0; right: 0; bottom: 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 16px 16px 32px; background: var(--navy); overflow-y: auto; transform: translateX(100%); transition: transform .3s ease; }
  .nav.is-open { transform: none; }
  .nav > a, .nav__droplink { padding: 14px; font-size: 16px; justify-content: space-between; }
  .nav .nav__cta { margin: 12px 0 0; justify-content: center; }
  .mega { position: static; width: auto; transform: none; opacity: 1; visibility: visible; display: none; grid-template-columns: 1fr; padding: 8px; margin: 4px 0 8px; background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .08); box-shadow: none; }
  .nav__drop:hover .mega, .nav__drop:focus-within .mega { transform: none; }
  .nav__drop.is-open .mega { display: grid; }
  .nav__drop.is-open .nav__droplink svg { transform: rotate(180deg); }
  .mega h5 { color: #7dd3fc; }
  .mega__col a:hover { background: rgba(255, 255, 255, .06); }
  .mega__col b { color: #fff; }
  .mega__col small { color: #94a3b8; }
  .mega__all { border-color: rgba(255, 255, 255, .1); color: #7dd3fc; }

  .hero { padding: calc(var(--header-h) + 48px) 0 72px; }
  .hero__inner, .about, .contact { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { max-width: 560px; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .strip__inner { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .section { padding: 76px 0; }
}

@media (max-width: 640px) {
  .grid--3, .steps, .form__row { grid-template-columns: 1fr; }
  .strip__inner { grid-template-columns: 1fr; gap: 12px; }
  .hero__facts { gap: 24px; }
  .hero__actions .btn { flex: 1 1 100%; }
  .chip { display: none; }
  .mock__body { grid-template-columns: 1fr; min-height: 0; }
  .mock__side { display: none; }
  .mock__kpis strong { font-size: 14px; }
  .solutions__cta { flex-direction: column; align-items: flex-start; padding: 24px; }
  .form { padding: 22px; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .section__head { margin-bottom: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .chip { animation: none; }
  * { transition-duration: .01ms !important; }
}