:root{--bg:#F1F4F9;--pn:#fff;--hd:#0B1226;--tx:#334155;--mu:#64748b;--ln:rgba(15,23,42,.1);--ac:#1F5BFF;--ac2:#1749D6;--a1:rgba(31,91,255,.1);--sh:rgba(15,23,42,.1);--hb:rgba(241,244,249,.85);color-scheme:light}
:root[data-theme=dark]{--bg:#0A0F1E;--pn:#111833;--hd:#fff;--tx:#C9D3EA;--mu:#8593B5;--ln:rgba(255,255,255,.1);--ac:#3B7BFF;--ac2:#2F66E0;--a1:rgba(59,123,255,.16);--sh:rgba(0,0,0,.5);--hb:rgba(10,15,30,.85);color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.65 "Plus Jakarta Sans",system-ui,sans-serif;transition:background-color .2s,color .2s}
a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--ac);outline-offset:3px;border-radius:6px}
svg.i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;display:block}
.w{max-width:1120px;margin:0 auto;padding:0 20px}
.lg-d,:root[data-theme=dark] .lg-l{display:none}:root[data-theme=dark] .lg-d{display:block}
header{position:sticky;top:0;z-index:50;background:var(--hb);backdrop-filter:blur(12px);border-bottom:1px solid var(--ln)}
.hb{display:flex;align-items:center;gap:8px;height:64px}
.br{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.1em;color:var(--hd);margin-right:auto}.br img{height:30px;width:auto}
nav.nv{display:flex;gap:4px}nav.nv a{padding:8px 14px;border-radius:999px;font-weight:600;font-size:15px;color:var(--tx)}
nav.nv a:hover{background:var(--a1)}nav.nv a[aria-current=page]{color:var(--ac);background:var(--a1)}
.ib{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;color:var(--mu)}.ib:hover{background:var(--a1);color:var(--hd)}
.lang{display:inline-flex;border:1px solid var(--ln);border-radius:10px;overflow:hidden;height:38px}.lang button{padding:0 10px;font-size:12px;font-weight:700;color:var(--mu)}.lang button[aria-pressed=true]{background:var(--a1);color:var(--ac)}
.b{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:999px;font-weight:700;font-size:15px;background:var(--ac);color:#fff;box-shadow:0 8px 20px rgba(31,91,255,.25);transition:.15s}.b:hover{background:var(--ac2);transform:translateY(-1px)}
.b.g{background:var(--pn);color:var(--hd);box-shadow:none;border:1px solid var(--ln)}.b.g:hover{background:var(--a1)}
#mb,.mo{display:none}
.hero{display:grid;gap:48px;align-items:center;padding:72px 20px 56px}
.bd{display:inline-block;padding:5px 14px;border-radius:999px;background:var(--a1);color:var(--ac);font-weight:600;font-size:13px}
h1{margin:16px 0;font-size:clamp(34px,5vw,54px);line-height:1.1;font-weight:800;color:var(--hd);letter-spacing:-.02em}
h2{margin:0 0 10px;font-size:clamp(26px,3.4vw,36px);line-height:1.2;font-weight:800;color:var(--hd)}h3{margin:0 0 6px;font-size:18px;color:var(--hd)}
.lead{font-size:18px;color:var(--mu);max-width:560px}.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
section{padding:48px 0}.sh{text-align:center;max-width:640px;margin:0 auto 32px}.sh p{color:var(--mu);margin:0}
.gr{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.cd{background:var(--pn);border:1px solid var(--ln);border-radius:18px;padding:26px;box-shadow:0 1px 2px var(--sh)}.cd p{margin:0;color:var(--mu);font-size:15px}
.ic{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--a1);color:var(--ac);margin-bottom:14px}
.n{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--ac);color:#fff;font-weight:800;margin-bottom:14px}
.pl{display:flex;flex-direction:column;gap:14px}.pl.pop{border:2px solid var(--ac)}.pr{font-size:34px;font-weight:800;color:var(--hd);line-height:1.1}.pr small{font-size:14px;color:var(--mu);font-weight:500}
.pl ul{margin:0;padding:0;list-style:none;display:grid;gap:8px;font-size:15px;flex:1}.pl li::before{content:"✓ ";color:var(--ac);font-weight:800}
details{background:var(--pn);border:1px solid var(--ln);border-radius:14px;padding:16px 20px;margin-bottom:10px}summary{cursor:pointer;font-weight:700;color:var(--hd)}details p{margin:10px 0 0;color:var(--mu)}
.band{text-align:center;background:var(--ac);color:#fff;border-radius:24px;padding:48px 20px}.band h2{color:#fff}.band p{margin:0 0 22px;opacity:.9}.band .b{background:#fff;color:#1749D6;box-shadow:none}
footer{border-top:1px solid var(--ln);margin-top:48px;padding:28px 0;font-size:14px;color:var(--mu)}.fb{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between}.fb nav{display:flex;gap:18px;flex-wrap:wrap}
@media(min-width:900px){.hero{grid-template-columns:1.05fr .95fr}}
@media(max-width:820px){#mb{display:grid}nav.nv .mo{display:block;color:var(--ac);font-weight:800}nav.nv{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--bg);padding:10px 20px 16px;border-bottom:1px solid var(--ln)}nav.nv.open{display:flex}.hb>.b{display:none}.hero{padding-top:40px}}

/* animations au survol des cartes (comme les boutons) */
.cd,.ic,.n,details,.mock{transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,border-color .25s,background-color .25s,color .25s}
@media(hover:hover){.cd:hover{transform:translateY(-6px);box-shadow:0 18px 40px var(--sh);border-color:var(--ac)}.cd:hover .ic{background:var(--ac);color:#fff;transform:scale(1.1) rotate(-6deg)}.cd:hover .n{transform:scale(1.15)}details:hover{border-color:var(--ac);transform:translateY(-2px)}.mock:hover{transform:translateY(-4px)}}
.tb{overflow-x:auto;border:1px solid var(--ln);border-radius:18px;background:var(--pn)}table{width:100%;border-collapse:collapse;min-width:560px}
th,td{padding:14px 18px;text-align:center;border-bottom:1px solid var(--ln);font-size:15px}th:first-child,td:first-child{text-align:left;font-weight:600;color:var(--hd)}thead th{color:var(--hd)}tbody tr{transition:background-color .2s}tbody tr:hover{background:var(--a1)}tr:last-child td{border-bottom:0}
.fm{display:grid;gap:14px}.fm label{display:grid;gap:6px;font-weight:600;font-size:14px;color:var(--hd)}.fm input,.fm textarea{font:inherit;font-weight:400;padding:12px 14px;border-radius:12px;border:1px solid var(--ln);background:var(--bg);color:var(--hd);resize:vertical}
@media(prefers-reduced-motion:reduce){.cd,.ic,.n,details,.mock,.b{transition:none}.cd:hover,.cd:hover .ic,.cd:hover .n,details:hover,.mock:hover,.b:hover{transform:none!important}html{scroll-behavior:auto}}
.fm .r2{align-items:end;display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:620px){.fm .r2{grid-template-columns:1fr}}

.dm{display:block;overflow:hidden;border:1px solid var(--ln);border-radius:18px;box-shadow:0 24px 60px var(--sh);background:var(--bg)}
.dh{display:flex;gap:6px;padding:10px 14px;background:var(--pn);border-bottom:1px solid var(--ln)}.dh i{width:9px;height:9px;border-radius:50%;background:var(--ln)}
.db{display:flex;min-height:300px}
.ds{width:152px;flex:none;background:#0B1226;padding:12px 8px;display:flex;flex-direction:column;gap:2px;font-size:10.5px;font-weight:600;color:#C9D3EA}
.ds .dbr{display:flex;align-items:center;gap:6px;padding:2px 6px 12px;color:#fff;letter-spacing:.1em;font-size:10px;font-weight:800}.ds .dbr img{height:16px;width:auto}
.ds span{padding:6px 8px;border-radius:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ds .on{background:#1F5BFF;color:#fff}
.dc{flex:1;min-width:0;padding:14px;display:grid;gap:10px;align-content:start}.dc h4{margin:0;font-size:15px;color:var(--hd)}
.dk{display:grid;grid-template-columns:1fr 1fr;gap:8px}.dk div{background:var(--pn);border:1px solid var(--ln);border-radius:10px;padding:8px 10px}.dk b{display:block;font-size:20px;line-height:1.2;color:var(--hd)}.dk span{font-size:10.5px;color:var(--mu)}
.dl{background:var(--pn);border:1px solid var(--ln);border-radius:10px}.dl>div{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:7px 10px;border-bottom:1px solid var(--ln)}.dl>div:last-child{border:0}
.dt b{display:block;font-size:11px;line-height:1.3;color:var(--hd)}.dt small{font-size:10px;color:var(--mu)}
.dl em{font-style:normal;font-size:9.5px;font-weight:700;padding:2px 8px;border-radius:999px;white-space:nowrap}
.ca{background:rgba(239,68,68,.14);color:#dc2626}.cb{background:rgba(245,158,11,.16);color:#b45309}.cc{background:rgba(16,185,129,.16);color:#047857}
:root[data-theme=dark] .ca{color:#fca5a5}:root[data-theme=dark] .cb{color:#fcd34d}:root[data-theme=dark] .cc{color:#6ee7b7}
.cap{margin:10px 0 0;text-align:center;font-size:12px;color:var(--mu)}
@media(max-width:520px){.ds{display:none}}
.g3{grid-template-columns:repeat(3,1fr)}@media(max-width:900px){.g3{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.g3{grid-template-columns:1fr}}
.kbt{display:flex;flex-direction:column;align-items:center;line-height:1}.kbt strong{padding-left:.1em;font-weight:800}
.kbt em{font-style:normal;font-size:10px;font-weight:600;letter-spacing:.34em;padding-left:.34em;margin-top:4px;color:var(--mu)}

/* animations fluides : apparition au défilement, en-tête, menu mobile */
.rv:not(.in){opacity:0;transform:translateY(26px)}
.rv.in{animation:rvIn .75s cubic-bezier(.22,.8,.24,1) var(--d,0s) backwards}
@keyframes rvIn{from{opacity:0;transform:translateY(26px)}}
@keyframes kfade{from{opacity:0}}
@keyframes kdrop{from{opacity:0;transform:translateY(-8px)}}
header{animation:kfade .6s ease backwards}
nav.nv a,.ib,.lang button{transition:background-color .2s,color .2s}
@media(max-width:820px){nav.nv.open{animation:kdrop .25s ease}}
@media(prefers-reduced-motion:reduce){.rv:not(.in){opacity:1;transform:none}.rv.in,header,nav.nv.open{animation:none}}