/* Amatsu · site v1 · charte v1.0 (Nuit céleste) */
@font-face{font-family:"Zen Kaku Gothic New";font-style:normal;font-weight:500;font-display:swap;src:url("/assets/fonts/zen-kaku-gothic-new-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"Zen Kaku Gothic New";font-style:normal;font-weight:700;font-display:swap;src:url("/assets/fonts/zen-kaku-gothic-new-latin-700-normal.woff2") format("woff2")}
@font-face{font-family:"Zen Kaku Gothic New";font-style:normal;font-weight:900;font-display:swap;src:url("/assets/fonts/zen-kaku-gothic-new-latin-900-normal.woff2") format("woff2")}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:400;font-display:swap;src:url("/assets/fonts/instrument-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:500;font-display:swap;src:url("/assets/fonts/instrument-sans-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"Instrument Sans";font-style:normal;font-weight:600;font-display:swap;src:url("/assets/fonts/instrument-sans-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("/assets/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url("/assets/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2")}
:root{
  --ground:#FAFBFD; --surface:#FFFFFF; --wash:#EEF2FC;
  --ink:#050A1C; --ink-soft:#4A5578; --ink-faint:#8B96B4;
  --rule:#C9D2E6; --rule-soft:#E2E8F4; --blue:#2A4FC7;
  --nuit:#050A1C; --nuit-2:#0B1330; --on-nuit:#DCE4F7; --azur:#8FA9F7; --clair:#7B9BFF; --bleu:#3D6BF5;
  --f-d:"Zen Kaku Gothic New","Hiragino Sans",system-ui,sans-serif;
  --f-b:"Instrument Sans","Helvetica Neue",Arial,sans-serif;
  --f-m:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#050A1C; --surface:#0B1330; --wash:#0E1838;
    --ink:#EDF1FA; --ink-soft:#A9B5D3; --ink-faint:#6F7CA0;
    --rule:#233057; --rule-soft:#18234A; --blue:#7B9BFF; --nuit-2:#0E1838;
  }
}
:root[data-theme="dark"]{
  --ground:#050A1C; --surface:#0B1330; --wash:#0E1838;
  --ink:#EDF1FA; --ink-soft:#A9B5D3; --ink-faint:#6F7CA0;
  --rule:#233057; --rule-soft:#18234A; --blue:#7B9BFF; --nuit-2:#0E1838;
}
*{box-sizing:border-box}
body{background:var(--ground);color:var(--ink);font-family:var(--f-b);font-size:17px;line-height:1.62;margin:0;-webkit-font-smoothing:antialiased}
.in{max-width:1080px;margin:0 auto;padding-inline:20px}
.narrow{max-width:680px;margin:0 auto;padding-inline:20px}
a:focus-visible,button:focus-visible{outline:2px solid var(--clair);outline-offset:3px}

/* ── ciel nuit : en-tete + hero ── */
.sky{position:relative;background:var(--nuit);color:var(--on-nuit);overflow:hidden}
.sky .stars{position:absolute;inset:0;width:100%;height:100%;color:#C9D6FF;pointer-events:none}
.sky .glow{position:absolute;right:-12%;top:-30%;width:70%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(closest-side,rgba(61,107,245,.34),rgba(61,107,245,0));pointer-events:none}
.top{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:22px}
.top .logo{width:132px;height:28px;color:#fff;display:block}
.brand{display:flex;flex-direction:column;gap:7px;text-decoration:none;line-height:1}
.brand .base{font-family:var(--f-b);font-size:12.5px;letter-spacing:.16em;color:var(--clair);padding-left:1px;white-space:nowrap}
.tabs{display:flex;gap:4px}
.tabs a{font-family:var(--f-m);font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;
  color:var(--azur);padding:9px 14px;border-radius:3px;transition:color .15s,background .15s}
.tabs a:hover{color:#fff}
.tabs a{white-space:nowrap}
@media (max-width:560px){.tabs{gap:0}.tabs a{padding:8px 6px;font-size:10.5px;letter-spacing:.06em}.top .logo{width:92px;height:20px}.brand .base{font-size:10px;letter-spacing:.12em}.brand{gap:5px}}

.tabs a[aria-current="page"]{color:#fff;background:rgba(123,155,255,.16)}
.hero{position:relative;padding-block:72px 96px}
.hero .ey{font-family:var(--f-m);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--azur)}
.hero h1{font-family:var(--f-d);font-weight:900;font-size:clamp(36px,6.2vw,68px);line-height:1.04;letter-spacing:-.035em;
  color:#fff;margin:18px 0 26px;max-width:17ch;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--clair)}
.hero p{font-size:19px;line-height:1.6;max-width:56ch;margin:0;color:var(--on-nuit)}
.hero p b{color:#fff;font-weight:600}
.hero .fa{position:absolute;color:var(--bleu)}
.fa1{width:92px;height:92px;right:14%;top:26%;transform:rotate(-8deg)}
.fa2{width:54px;height:54px;right:6%;top:12%;transform:rotate(10deg);color:#4470E4!important}
.fa3{width:34px;height:34px;right:24%;top:10%;transform:rotate(-16deg);color:#5478CE!important}

/* ── trois enjeux ── */
.stakes{padding-block:88px 24px}
.lbl{display:block;font-family:var(--f-m);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.h2{font-family:var(--f-d);font-weight:900;font-size:clamp(32px,5.4vw,58px);line-height:1.06;letter-spacing:-.035em;margin:0 0 48px;text-wrap:balance}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--surface);border:1px solid var(--rule-soft);border-radius:6px;padding:28px 26px 30px;display:flex;flex-direction:column;gap:12px}
.card .who{font-family:var(--f-m);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-faint)}
.card .n{font-family:var(--f-d);font-weight:900;font-size:52px;line-height:1;letter-spacing:-.05em;color:var(--blue);font-variant-numeric:tabular-nums}
.card .n .pre{display:block;font-family:var(--f-d);font-size:15px;font-weight:700;letter-spacing:-.01em;color:var(--ink-soft);margin-bottom:6px}
.card .nl{font-size:13.5px;line-height:1.4;color:var(--ink-faint);margin-top:-4px}
.card h3{font-family:var(--f-d);font-weight:700;font-size:20px;line-height:1.25;letter-spacing:-.015em;margin:10px 0 0;text-wrap:balance}
.card p{margin:0;font-size:15.5px;line-height:1.55;color:var(--ink-soft)}
.scarce{margin:56px 0 0;padding:48px 0 0;border-top:2px solid var(--blue);font-family:var(--f-d);font-weight:900;font-size:clamp(28px,4.6vw,50px);line-height:1.12;letter-spacing:-.03em;text-wrap:balance}
.scarce em{font-style:normal;color:var(--blue)}

/* ── ce que nous construisons ── */
.build{margin-top:88px;background:var(--nuit-2);color:var(--on-nuit)}
.build .in{padding-block:72px;display:grid;grid-template-columns:1fr 1.2fr;gap:56px;align-items:center}
.build .lbl{color:var(--azur)}
.build h2{font-family:var(--f-d);font-weight:700;font-size:clamp(26px,3.6vw,38px);line-height:1.12;letter-spacing:-.025em;margin:0;color:#fff;text-wrap:balance}
.build h2 em{font-style:normal;color:var(--clair)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(143,169,247,.22);border-radius:6px;overflow:hidden}
.split div{background:var(--nuit-2);padding:26px 24px}
.split span{display:block;font-family:var(--f-m);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--clair);margin-bottom:10px}
.split p{margin:0;font-size:17px;line-height:1.55;color:#fff}

/* ── principes ── */
.principles{padding-block:88px 24px}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pr{background:var(--wash);border-radius:6px;padding:26px 22px 28px;display:flex;flex-direction:column;gap:12px}
.pr svg{width:34px;height:34px;color:var(--blue)}
.pr h3{font-family:var(--f-d);font-weight:700;font-size:17.5px;line-height:1.3;margin:6px 0 0;letter-spacing:-.01em}
.pr p{margin:0;font-size:15px;line-height:1.5;color:var(--ink-soft)}

/* ── appel ── */
.call{padding-block:88px 16px}
.ctas{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:34px}
.cta{display:flex;flex-direction:column;gap:14px;padding:30px 28px 28px;background:var(--nuit-2);color:var(--on-nuit);border:1px solid rgba(143,169,247,.22);border-radius:6px;text-decoration:none;transition:border-color .15s}
.cta:hover{border-color:var(--clair)}
.cta .who{font-family:var(--f-m);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--azur)}
.cta strong{font-family:var(--f-d);font-weight:700;font-size:21px;line-height:1.3;letter-spacing:-.015em;color:#fff;text-wrap:balance}
.cta .go{margin-top:auto;padding-top:10px;font-family:var(--f-m);font-size:13px;color:var(--clair)}
.cta .go span{font-weight:500}
.call .more{display:flex;align-items:center;gap:24px;margin-top:4px;padding:24px 28px;background:var(--surface);border:1px solid var(--rule);border-left:4px solid var(--blue);border-radius:6px;color:var(--ink);text-decoration:none;transition:border-color .15s,background .15s}
.call .more:hover{border-color:var(--blue);background:var(--wash)}
.more .av{display:flex;flex:none}
.more .av img{width:56px;height:56px;border-radius:50%;object-fit:cover;border:3px solid var(--surface);display:block}
.more .av img + img{margin-left:-14px}
.more .mt{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}
.more .k{font-family:var(--f-m);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--blue)}
.more .t{font-family:var(--f-d);font-weight:700;font-size:clamp(20px,2.6vw,26px);line-height:1.2;letter-spacing:-.015em;color:var(--ink)}
.more .ar{font-family:var(--f-d);font-weight:700;font-size:30px;color:var(--blue);transition:transform .15s}
.call .more:hover .ar{transform:translateX(4px)}
@media (max-width:560px){.call .more{flex-wrap:wrap;gap:14px;padding:20px}.more .ar{display:none}}


#v-team{padding-block:64px 0}
.story .lbl{margin-bottom:12px}
.story h2{font-family:var(--f-d);font-weight:700;font-size:28px;line-height:1.22;letter-spacing:-.02em;text-wrap:balance;margin:0 0 18px}
.story p{margin:0 0 16px;color:var(--ink-soft);font-size:17.5px}
.story strong{font-weight:600;color:var(--ink)}
.people{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:8px 0 48px}
.people > div{display:flex;flex-direction:column;gap:4px}
.people .pic{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:6px;margin-bottom:14px}
.people .bio{font-size:14.5px;line-height:1.45;color:var(--ink-soft);margin:4px 0 0}
.people .nm{font-family:var(--f-d);font-weight:700;font-size:16px;line-height:1.25}
.people .rl{font-family:var(--f-m);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue)}
.li{align-self:flex-start;margin-top:8px;font-family:var(--f-m);font-size:11.5px;color:var(--ink-soft);text-decoration:none;border:1px solid var(--rule-soft);background:var(--surface);border-radius:3px;padding:5px 10px}
.li:hover{color:var(--blue);border-color:var(--blue)}

/* ── pied ── */
.foot{margin-top:72px;background:var(--nuit);color:var(--on-nuit)}
.foot .in{padding-block:40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px}
.foot .logo{width:110px;height:24px;color:#fff}
.foot nav{display:flex;flex-wrap:wrap;gap:8px}
.foot nav a{font-family:var(--f-m);font-size:12px;color:var(--on-nuit);text-decoration:none;border:1px solid rgba(143,169,247,.3);border-radius:3px;padding:7px 12px;transition:border-color .15s,color .15s}
.foot nav a:hover{border-color:var(--clair);color:#fff}
.foot .sig{width:100%;font-family:var(--f-m);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#56618A}
.foot .sig b{color:var(--clair);font-weight:500}

@media (max-width:900px){
  .cards{grid-template-columns:1fr}
  .pgrid{grid-template-columns:1fr 1fr}
  .build .in{grid-template-columns:1fr;gap:32px}
}
@media (max-width:560px){
  .hero{padding-block:44px 64px}
  .fa1{width:56px;height:56px;right:4%;top:auto;bottom:10%}
  .fa2,.fa3{display:none}
  .pgrid,.split,.ctas{grid-template-columns:1fr}
  .people{gap:12px}
  .stakes,.principles{padding-block:64px 16px}
  .tabs a{padding:8px 9px;font-size:11px}
  .top .logo{width:108px;height:23px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ── production additions ── */
.sprite{position:absolute;width:0;height:0;overflow:hidden}
.lang{display:inline-flex;align-items:center;gap:2px;font-family:var(--f-m);font-size:12px;letter-spacing:.14em;text-transform:uppercase;padding-left:6px}
.lang b{color:#fff;font-weight:500;padding:9px 6px}
.lang a{padding:9px 6px!important}
#v-team{padding-block:64px 0}
.legal{padding-block:64px 0}
.legal h1{font-family:var(--f-d);font-weight:900;font-size:clamp(30px,5vw,44px);line-height:1.08;letter-spacing:-.03em;margin:0 0 28px}
.legal h2{font-family:var(--f-d);font-weight:700;font-size:20px;line-height:1.3;margin:36px 0 10px}
.legal p,.legal li{color:var(--ink-soft);font-size:16px;line-height:1.6}
.legal a{color:var(--blue)}
.foot .legal-link{font-family:var(--f-m);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:#56618A;text-decoration:none}
.foot .legal-link:hover{color:var(--clair)}
.notfound{padding-block:120px 40px}