/* B GROUP | site institutionnel · main.css */
:root{--ink:#071b2e;--ink2:#0a2540;--blue:#0d6ea8;--sky:#9ed2f1;--orange:#f39a2d;--cream:#f4f1ea;--paper:#fbfaf7;--line:#e3e1db;--txt:#10202f;--mut:#5d6872;--ease:cubic-bezier(.22,1,.36,1);--r:26px;--hdr:84px}
*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}html.lenis{scroll-behavior:auto}
body{margin:0;font-family:Manrope,system-ui,sans-serif;color:var(--txt);background:var(--paper);line-height:1.6;overflow-x:clip;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:inherit}h1,h2,h3,h4{font-family:Syne,sans-serif;margin:0;letter-spacing:-.04em;line-height:1}
.ital{font-family:'Instrument Serif',Georgia,serif;font-style:italic;font-weight:400;letter-spacing:-.01em}
.wrap{width:min(1240px,calc(100% - 48px));margin-inline:auto}.sr{position:absolute;left:-9999px}
.skip{position:fixed;left:16px;top:-60px;z-index:5000;background:#fff;color:var(--ink);padding:12px 18px;border-radius:99px;font-weight:800;transition:top .2s}.skip:focus{top:16px}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}
/* loader + transition */
.loader{position:fixed;inset:0;z-index:9000;background:var(--ink);display:grid;place-items:center;transition:transform 1s var(--ease)}.loader.hide{transform:translateY(-100%)}
.loader-in{display:grid;justify-items:center;gap:26px}.loader img{width:210px;animation:pulse 1.6s ease-in-out infinite}.loader i{display:block;width:190px;height:2px;background:#ffffff22;overflow:hidden;border-radius:9px}.loader i:after{content:'';display:block;height:100%;width:100%;background:var(--orange);transform-origin:left;animation:fill 1.1s var(--ease) forwards}
@keyframes pulse{50%{transform:scale(1.03)}}@keyframes fill{from{transform:scaleX(0)}}
.curtain{position:fixed;inset:0;z-index:8000;background:var(--ink);transform:translateY(100%);pointer-events:none}.curtain.go{transition:transform .55s var(--ease);transform:none}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;transform:scaleX(0);transform-origin:left;background:var(--orange);z-index:4001}
/* header */
.hdr{position:fixed;inset:0 0 auto 0;z-index:4000;height:var(--hdr);display:flex;align-items:center;color:#fff;transition:transform .5s var(--ease),background .4s,height .4s}
.hdr.scrolled{background:#071b2eed;backdrop-filter:blur(16px);height:68px;border-bottom:1px solid #ffffff14}.hdr.hide{transform:translateY(-100%)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;height:100%;width:min(1400px,calc(100% - 56px))}
.logo{flex-shrink:0;display:block}.logo img{height:44px;width:auto;transition:height .4s var(--ease)}.hdr.scrolled .logo img{height:38px}
.nav{display:flex;align-items:center;gap:6px;height:100%}.nav>li{list-style:none;height:100%;display:flex;align-items:center}.nav ul{margin:0;padding:0}
.nav{margin:0 auto}.nav a.l{display:flex;align-items:center;gap:7px;height:100%;padding:0 13px;text-decoration:none;white-space:nowrap;font-size:13.5px;font-weight:700;position:relative;opacity:.92}
.nav a.l:after{content:'';position:absolute;left:14px;right:14px;bottom:22px;height:2px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.nav>li:hover>a.l:after,.nav a.l[aria-current]:after{transform:scaleX(1)}
.chev{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7}
.drop{position:absolute;top:100%;left:0;right:0;background:var(--ink);color:#fff;border-top:1px solid #ffffff14;opacity:0;visibility:hidden;transform:translateY(-8px);transition:.35s var(--ease);box-shadow:0 40px 80px #0007}
.nav>li:hover .drop,.nav>li:focus-within .drop{opacity:1;visibility:visible;transform:none}
.drop-in{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;padding:44px 0 50px}.drop-in.two{grid-template-columns:.8fr 1fr 1fr}.drop h5{margin:0 0 16px;font:800 11px Manrope;letter-spacing:.18em;text-transform:uppercase;color:var(--sky)}
.drop a{display:block;text-decoration:none;padding:9px 0;font-size:15px;font-weight:600;color:#dbe5ee;transition:.3s var(--ease)}.drop a:hover{color:#fff;transform:translateX(8px)}.drop a small{display:block;font-weight:500;font-size:12px;color:#8ea3b6}
.drop .lead{font:400 28px/1.15 'Instrument Serif',serif;font-style:italic;color:#fff;max-width:20ch}
.hdr-r{display:flex;align-items:center;gap:14px;flex-shrink:0}.lang{display:flex;border:1px solid #ffffff3a;border-radius:99px;padding:3px;font-size:11px;font-weight:800}.lang a{text-decoration:none;padding:6px 11px;border-radius:99px;opacity:.7}.lang a[aria-current]{background:#fff;color:var(--ink);opacity:1}
.btn{white-space:nowrap;display:inline-flex;align-items:center;gap:10px;text-decoration:none;border-radius:99px;padding:15px 24px;font-weight:800;font-size:13px;border:1px solid transparent;cursor:pointer;font-family:inherit;transition:background .35s,color .35s,border-color .35s,transform .35s var(--ease);will-change:transform}
.btn .ar{transition:transform .35s var(--ease)}.btn:hover .ar{transform:translate(4px,-3px)}
.btn.or{background:var(--orange);color:var(--ink)}.btn.or:hover{background:#fff}.btn.wh{background:#fff;color:var(--ink)}.btn.wh:hover{background:var(--orange)}
.btn.gh{border-color:#ffffff55;color:#fff}.btn.gh:hover{background:#ffffff1c}.btn.dk{background:var(--ink);color:#fff}.btn.dk:hover{background:var(--blue)}.btn.ol{border-color:#10202f33}.btn.ol:hover{background:var(--ink);color:#fff}
.btn.sm{padding:11px 18px}
.burger{display:none;width:46px;height:46px;border-radius:50%;border:1px solid #ffffff44;background:none;color:#fff;cursor:pointer;position:relative}.burger i{position:absolute;left:14px;right:14px;height:1.5px;background:currentColor;transition:.4s var(--ease)}.burger i:nth-child(1){top:19px}.burger i:nth-child(2){top:26px}
.menu-open .burger i:nth-child(1){top:22px;transform:rotate(45deg)}.menu-open .burger i:nth-child(2){top:22px;transform:rotate(-45deg)}
.mob{position:fixed;inset:0;z-index:3900;background:var(--ink);color:#fff;padding:110px 24px 40px;overflow:auto;clip-path:circle(0 at calc(100% - 46px) 42px);transition:clip-path .8s var(--ease);visibility:hidden}.menu-open .mob{clip-path:circle(150% at calc(100% - 46px) 42px);visibility:visible}
.mob a{display:block;text-decoration:none;font:700 clamp(28px,8vw,40px) Syne;letter-spacing:-.04em;padding:10px 0;opacity:0;transform:translateY(24px);transition:.6s var(--ease)}.menu-open .mob a{opacity:1;transform:none}
.mob .sub a{font:600 16px Manrope;letter-spacing:0;color:#aebccb;padding:5px 0 5px 18px}.mob details{border-bottom:1px solid #ffffff14}.mob summary{list-style:none;font:700 clamp(28px,8vw,40px) Syne;letter-spacing:-.04em;padding:10px 0;cursor:pointer}.mob summary::-webkit-details-marker{display:none}
/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;background:#061728;isolation:isolate;overflow:hidden}
.hero-bg{position:absolute;inset:-6% 0;z-index:-4;background:linear-gradient(135deg,#0a2a47,#061728 60%,#0b3358);will-change:transform}.hero-bg img{width:100%;height:100%;object-fit:cover;animation:kb 18s ease-in-out infinite alternate}
@keyframes kb{to{transform:scale(1.12)}}
.hero:before{content:'';position:absolute;inset:0;z-index:-3;background:linear-gradient(90deg,#061728f4 0%,#061728c4 46%,#06172840 100%),linear-gradient(0deg,#061728e6,transparent 55%)}
.orb{position:absolute;border-radius:50%;filter:blur(70px);z-index:-2;opacity:.45;animation:float 14s ease-in-out infinite alternate}.orb.a{width:520px;height:520px;background:#0d6ea8;right:-120px;top:8%}.orb.b{width:380px;height:380px;background:#f39a2d;opacity:.18;right:22%;bottom:-120px;animation-delay:-6s}
@keyframes float{to{transform:translate3d(-60px,50px,0) scale(1.15)}}
.grid-bg{position:absolute;inset:0;z-index:-1;background-image:linear-gradient(#ffffff0a 1px,transparent 1px),linear-gradient(90deg,#ffffff0a 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(to bottom,#000,transparent 85%)}
.spot{position:absolute;inset:0;z-index:-1;background:radial-gradient(520px circle at var(--mx,70%) var(--my,30%),#9ed2f11c,transparent 60%);pointer-events:none}
.hero .wrap{padding-top:170px;padding-bottom:84px;width:min(1240px,calc(100% - 48px))}
.eyebrow{display:flex;align-items:center;gap:14px;letter-spacing:.2em;text-transform:uppercase;font-size:11px;font-weight:800;color:#cbd5df}.eyebrow:before{content:'';width:36px;height:2px;background:var(--orange)}
.hero h1{font-size:clamp(3.6rem,8.6vw,8.8rem);letter-spacing:-.06em;line-height:.9;margin:28px 0 30px;max-width:11ch}.hero h1 .ital{color:var(--sky);letter-spacing:-.03em;font-size:1.04em}
.sp .w{display:inline-block;overflow:hidden;vertical-align:top;padding:0 .05em .14em 0;margin:0 -.05em -.14em 0}.sp .w>span{display:inline-block;transform:translateY(110%) rotate(4deg);transition:transform 1.1s var(--ease);transition-delay:calc(var(--i)*70ms + var(--d,0ms))}.sp.in .w>span{transform:none}
.hero-row{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:end}.hero p.lead{font-size:clamp(16px,1.5vw,19px);color:#d5dfe9;max-width:620px;line-height:1.7}.acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:#ffffff1f;border:1px solid #ffffff1f;border-radius:22px;overflow:hidden}.metric{padding:22px 24px;background:#0a2036b0;backdrop-filter:blur(10px)}.metric b{display:block;font:700 34px Syne;letter-spacing:-.04em}.metric small{color:#aebccb;font-size:12px}
.scrollhint{position:absolute;right:26px;bottom:40px;writing-mode:vertical-rl;font-size:10px;letter-spacing:.28em;color:#fff9;text-transform:uppercase}.scrollhint:after{content:'';display:inline-block;width:1px;height:56px;background:linear-gradient(#fff,transparent);margin-top:12px;animation:drip 2s ease-in-out infinite}@keyframes drip{50%{transform:scaleY(.4);transform-origin:top}}
/* inner hero */
.phero{position:relative;color:#fff;background:var(--ink);padding:clamp(150px,20vh,210px) 0 clamp(70px,10vh,110px);overflow:hidden;isolation:isolate}
.phero .bgimg{position:absolute;inset:-8% 0;z-index:-3;opacity:.38}.phero .bgimg img{width:100%;height:100%;object-fit:cover}.phero:before{content:'';position:absolute;inset:0;z-index:-2;background:linear-gradient(100deg,#071b2e 12%,#071b2ecc 60%,#071b2e88)}
.phero .orb{opacity:.3}.crumb{display:flex;gap:10px;font-size:12px;color:#9fb2c4;font-weight:600;margin-bottom:26px;flex-wrap:wrap}.crumb a{text-decoration:none}.crumb a:hover{color:#fff}.crumb span:not(:last-child):after{content:'/';margin-left:10px;opacity:.5}
.phero h1{font-size:clamp(2.8rem,6.6vw,6.6rem);letter-spacing:-.055em;line-height:.93;max-width:14ch;margin-bottom:26px}.phero h1 .ital{color:var(--sky);font-size:1.04em}.phero p.lead{max-width:640px;color:#d0dbe5;font-size:18px;line-height:1.7}
.phero .big{position:absolute;right:-1%;bottom:-.22em;font:800 clamp(12rem,30vw,30rem) Syne;line-height:.8;color:#ffffff07;letter-spacing:-.08em;z-index:-1;pointer-events:none}
/* sections */
.sec{padding:clamp(80px,11vw,140px) 0;position:relative;overflow-x:clip}.sec.cream{background:var(--cream)}.sec.dark{background:var(--ink);color:#fff}.sec.blue{background:var(--blue);color:#fff}
.kicker{color:var(--blue);font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-weight:800;display:flex;align-items:center;gap:12px}.kicker:before{content:'';width:28px;height:2px;background:var(--orange)}.dark .kicker,.blue .kicker{color:var(--sky)}
.shead{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;margin-bottom:clamp(40px,6vw,72px)}.shead h2{font-size:clamp(2.5rem,5.2vw,5.4rem);letter-spacing:-.05em;line-height:.96;max-width:13ch;margin-top:18px}.shead h2 .ital{color:var(--blue)}.dark .shead h2 .ital,.blue .shead h2 .ital{color:var(--sky)}.shead p{max-width:440px;color:var(--mut);margin:0}.dark .shead p,.blue .shead p{color:#b9c8d6}
.prose{max-width:720px;font-size:17px;line-height:1.8;color:#33424f}.prose p{margin:0 0 1.2em}.prose h3{font-size:28px;margin:1.6em 0 .6em;letter-spacing:-.03em}.prose ul{padding-left:1.1em}.prose li{margin:.4em 0}.dark .prose{color:#c5d1dc}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,6vw,90px);align-items:center}.split.top{align-items:start}.split h2{font-size:clamp(2.2rem,4.4vw,4.4rem);letter-spacing:-.05em;margin:18px 0 26px}.split h2 .ital{color:var(--blue)}.dark .split h2 .ital{color:var(--sky)}
.img-card{border-radius:var(--r);overflow:hidden;position:relative;aspect-ratio:4/5;background:linear-gradient(135deg,#0d3a63,#071b2e)}.img-card img{width:100%;height:112%;object-fit:cover;will-change:transform}.img-card.wide{aspect-ratio:16/10}
.art{position:absolute;inset:0;display:grid;place-items:center;color:#ffffff1f;font:800 14rem Syne;letter-spacing:-.08em}
/* needs */
.needs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.need{position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:330px;padding:30px;border-radius:var(--r);background:#fff;border:1px solid var(--line);text-decoration:none;overflow:hidden;isolation:isolate;transition:translate .6s var(--ease),color .4s,border-color .4s}
.need:before{content:'';position:absolute;inset:0;z-index:-1;background:var(--ink);transform:translateY(101%);transition:transform .7s var(--ease)}.need:after{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(380px circle at var(--mx,50%) var(--my,50%),#0d6ea855,transparent 60%);opacity:0;transition:opacity .4s}
.need:hover{color:#fff;translate:0 -6px;border-color:var(--ink)}.need:hover:before{transform:none}.need:hover:after{opacity:1}
.need .n{font:700 12px Manrope;color:var(--orange);letter-spacing:.14em}.need h3{font-size:clamp(1.5rem,2.2vw,2.15rem);letter-spacing:-.04em;line-height:1.02;margin:16px 0 14px}.need p{margin:0;font-size:14px;color:var(--mut);transition:color .4s}.need:hover p{color:#c4d3e0}
.need .foot{display:flex;justify-content:space-between;align-items:center;margin-top:30px;font-size:12px;font-weight:800;letter-spacing:.06em}.need .arr{width:46px;height:46px;border-radius:50%;border:1px solid currentColor;display:grid;place-items:center;transition:.5s var(--ease);opacity:.7}.need:hover .arr{background:var(--orange);border-color:var(--orange);color:var(--ink);transform:rotate(-45deg);opacity:1}
/* method */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:20px}.steps:before{content:'';position:absolute;left:0;right:0;top:34px;height:1px;background:#ffffff26}.steps .fillbar{position:absolute;left:0;top:34px;height:2px;background:var(--orange);width:calc(var(--p,0)*100%)}
.step{position:relative;padding-top:78px}.step .dot{position:absolute;top:24px;left:0;width:21px;height:21px;border-radius:50%;background:var(--ink);border:2px solid #ffffff44;transition:.5s var(--ease)}.step.on .dot{background:var(--orange);border-color:var(--orange);box-shadow:0 0 0 8px #f39a2d26}
.step .num{font:800 clamp(3rem,5vw,5rem) Syne;letter-spacing:-.07em;color:#ffffff14;line-height:1;transition:color .5s}.step.on .num{color:#ffffff}.step h3{font-size:24px;margin:10px 0 12px;letter-spacing:-.03em}.step p{color:#aebfcf;font-size:14px;margin:0}
.chips{display:flex;gap:10px;flex-wrap:wrap}.chip{border:1px solid #ffffff33;border-radius:99px;padding:9px 16px;font-size:12px;font-weight:700}.chip.dk{border-color:#10202f2a;color:var(--txt)}
/* projects */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.pcard{position:relative;display:block;border-radius:var(--r);overflow:hidden;min-height:480px;color:#fff;text-decoration:none;isolation:isolate;background:#0b2a47;transition:translate .7s var(--ease)}.pcard:hover{translate:0 -8px}
.pcard .bg{position:absolute;inset:0;z-index:-2;transition:transform 1.2s var(--ease)}.pcard:hover .bg{transform:scale(1.07)}.pcard .bg img{width:100%;height:100%;object-fit:cover}.pcard:after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,#061728f2 8%,#06172800 65%)}
.pcard .in{position:absolute;left:0;right:0;bottom:0;padding:30px}.pcard .tag{display:inline-block;padding:6px 12px;border:1px solid #ffffff44;border-radius:99px;font-size:11px;font-weight:700;margin-bottom:16px;backdrop-filter:blur(6px)}.pcard h3{font-size:28px;letter-spacing:-.04em;line-height:1.02}.pcard p{margin:10px 0 0;font-size:13px;color:#cbd7e2}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}.filters button{font:700 13px Manrope;border:1px solid #10202f26;background:none;border-radius:99px;padding:11px 18px;cursor:pointer;transition:.3s var(--ease)}.filters button:hover{border-color:var(--ink)}.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}.pcard.off{display:none}
.notice{display:inline-flex;gap:10px;align-items:center;background:#f39a2d1c;border:1px solid #f39a2d66;color:#7a4a08;padding:10px 16px;border-radius:14px;font-size:12px;font-weight:700}
/* companies stack */
.stack{position:relative}.co{position:sticky;top:0;min-height:92vh;display:grid;align-items:end;overflow:hidden;border-radius:34px 34px 0 0;background:#0a2036;color:#fff;margin-top:-1px;isolation:isolate}
.co:nth-child(2){top:14px}.co:nth-child(3){top:28px}.co:nth-child(4){top:42px}.co:nth-child(5){top:56px}
.co .bg{position:absolute;inset:0;z-index:-2}.co .bg img{width:100%;height:100%;object-fit:cover}.co:after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#061728ef 0%,#061728b4 50%,#06172838 100%),linear-gradient(0deg,#061728dd,transparent 55%)}
.co .wrap{padding-top:150px;padding-bottom:64px;width:min(1240px,calc(100% - 48px))}.co .nm{font-size:12px;letter-spacing:.2em;color:#b9c7d4;font-weight:700}.co h3{font-size:clamp(3rem,7vw,7rem);letter-spacing:-.06em;line-height:.9;max-width:10ch;margin:16px 0 20px}.co p{max-width:560px;color:#d3dee8;margin:0}.co .tags{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.co .tags span{padding:7px 12px;border:1px solid #ffffff33;border-radius:99px;font-size:11px}
.endorse{display:inline-flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:var(--orange);margin-bottom:6px}.endorse:before{content:'';width:20px;height:2px;background:var(--orange)}
.co-art{position:absolute;inset:0;z-index:-3;background:radial-gradient(900px circle at 80% 20%,#0d6ea855,transparent 60%),linear-gradient(135deg,#0d3a63,#061728)}
/* values / cards */
.cards{display:grid;grid-template-columns:repeat(var(--c,4),1fr);gap:16px}.card{border:1px solid var(--line);background:#fff;border-radius:24px;padding:30px;min-height:260px;position:relative;overflow:hidden;transition:.5s var(--ease)}.card:before{content:'';position:absolute;right:-40px;bottom:-80px;width:170px;height:170px;border-radius:50%;background:var(--orange);opacity:.08;transition:.6s var(--ease)}
.card:hover{translate:0 -8px;background:var(--ink);color:#fff;border-color:var(--ink)}.card:hover:before{transform:scale(2.4)}.card .n{font-size:12px;font-weight:800;color:var(--orange)}.card h3{font-size:24px;margin:22px 0 12px;letter-spacing:-.03em}.card p{margin:0;font-size:14px;color:var(--mut)}.card:hover p{color:#ccd7e1}
.cream .card{background:#fff}.dark .card{background:#0c2540;border-color:#ffffff14}.dark .card p{color:#aebfcf}
/* timeline */
.tl{position:relative;display:grid;gap:0;margin-top:20px}.tl:before{content:'';position:absolute;left:140px;top:0;bottom:0;width:1px;background:var(--line)}.tl .fillbar{position:absolute;left:140px;top:0;width:2px;background:var(--orange);height:calc(var(--p,0)*100%)}
.ti{display:grid;grid-template-columns:140px 1fr;gap:0 44px;padding:0 0 70px;position:relative}.ti .yr{font:800 clamp(1.4rem,2.2vw,2rem) Syne;letter-spacing:-.04em;padding-top:2px}.ti:before{content:'';position:absolute;left:134px;top:8px;width:13px;height:13px;border-radius:50%;background:var(--paper);border:2px solid var(--line);transition:.5s var(--ease)}.ti.on:before{background:var(--orange);border-color:var(--orange);box-shadow:0 0 0 8px #f39a2d26}
.ti h3{font-size:26px;letter-spacing:-.03em;margin-bottom:10px;padding-left:20px}.ti p{margin:0;padding-left:20px;color:var(--mut);max-width:560px}
/* people */
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.person{border-radius:24px;overflow:hidden;background:#fff;border:1px solid var(--line)}.person .ph{aspect-ratio:4/5;background:linear-gradient(160deg,#0d3a63,#071b2e);display:grid;place-items:center;color:#ffffff30;font:800 5rem Syne}.person .tx{padding:22px}.person b{font:700 18px Syne;letter-spacing:-.03em;display:block}.person span{font-size:13px;color:var(--mut)}
/* faq */
details.faq{border-top:1px solid var(--line);padding:22px 0}details.faq:last-child{border-bottom:1px solid var(--line)}details.faq summary{list-style:none;cursor:pointer;font:700 20px Syne;letter-spacing:-.03em;display:flex;justify-content:space-between;gap:20px}details.faq summary::-webkit-details-marker{display:none}details.faq summary:after{content:'+';font-size:26px;line-height:1;transition:transform .4s var(--ease)}details.faq[open] summary:after{transform:rotate(45deg)}details.faq p{margin:14px 0 0;color:var(--mut);max-width:680px}
/* marquee */
.marq{background:var(--orange);overflow:hidden;white-space:nowrap;color:var(--ink)}.marq-t{display:inline-flex;animation:mq 30s linear infinite;padding:16px 0}.marq span{font-weight:800;font-size:13px;letter-spacing:.1em;text-transform:uppercase;padding-right:46px}.marq span:after{content:'✦';margin-left:46px}@keyframes mq{to{transform:translateX(-50%)}}
/* CTA band */
.cta{background:var(--orange);color:var(--ink);padding:clamp(80px,10vw,130px) 0;position:relative;overflow:hidden}.cta:after{content:'B';position:absolute;right:-30px;bottom:-.32em;font:800 28rem Syne;color:#fff3;line-height:1;pointer-events:none}.cta h2{font-size:clamp(3rem,7vw,7rem);letter-spacing:-.06em;line-height:.92;max-width:11ch;margin:18px 0 0}.cta h2 .ital{font-size:1.04em}.cta .row{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-top:44px;position:relative;z-index:1}.cta p{max-width:520px;margin:0;font-size:17px}.cta .kicker{color:var(--ink)}.cta .acts{margin:0}
/* ring */
.ring{width:min(440px,80vw);aspect-ratio:1;position:relative;margin-inline:auto}.ring svg{width:100%;height:100%;animation:spin 40s linear infinite}.ring .c{position:absolute;inset:0;display:grid;place-items:center;text-align:center;font:800 clamp(2rem,4vw,3.6rem) Syne;letter-spacing:-.05em;color:#fff}@keyframes spin{to{transform:rotate(360deg)}}
/* form */
.form{display:grid;gap:18px}.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.fld label,.fld legend{display:block;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;color:#33424f}.fld input,.fld textarea,.fld select{width:100%;font:500 16px Manrope;color:var(--txt);background:#fff;border:1px solid #cfd3d6;border-radius:14px;padding:15px 16px;transition:border-color .3s,box-shadow .3s}.fld textarea{min-height:140px;resize:vertical}.fld input:focus,.fld textarea:focus,.fld select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px #0d6ea826}
fieldset.fld{border:0;padding:0;margin:0}.checks{display:flex;flex-wrap:wrap;gap:10px}.checks label{margin:0;text-transform:none;letter-spacing:0;font-size:14px;font-weight:600;position:relative}.checks input{position:absolute;opacity:0}.checks span{display:inline-block;border:1px solid #cfd3d6;border-radius:99px;padding:10px 16px;background:#fff;cursor:pointer;transition:.3s var(--ease)}.checks input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}.checks input:focus-visible+span{outline:3px solid var(--orange)}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:13px;color:var(--mut)}.consent input{width:20px;height:20px;margin-top:2px;accent-color:var(--blue)}.hp{position:absolute;left:-9999px}.fmsg{padding:18px 20px;border-radius:16px;font-weight:700;display:none}.fmsg.ok{display:block;background:#e5f4ea;color:#14582b}.fmsg.err{display:block;background:#fdeaea;color:#8a1f1f}
.formcard{background:#fff;border:1px solid var(--line);border-radius:30px;padding:clamp(26px,4vw,48px);box-shadow:0 30px 80px #071b2e12}
.side{display:grid;gap:14px}.sidecard{border-radius:22px;padding:26px;background:var(--ink);color:#fff}.sidecard b{font:700 20px Syne;letter-spacing:-.03em;display:block;margin-bottom:8px}.sidecard p,.sidecard a{color:#b9c8d6;font-size:14px;margin:0}
/* footer */
.ftr{background:#061728;color:#fff;padding:90px 0 28px;position:relative;overflow:hidden}.ftr .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}.ftr img{height:52px;width:auto}.ftr h4{font:700 14px Syne;margin-bottom:16px;letter-spacing:-.01em;color:#fff}.ftr p,.ftr a{color:#97a9ba;font-size:14px;text-decoration:none;line-height:2}.ftr a:hover{color:#fff}.ftr li{list-style:none}.ftr ul{padding:0;margin:0}.ftr .tag{font:400 30px/1.15 'Instrument Serif',serif;font-style:italic;color:#fff;max-width:18ch;margin:22px 0}
.ftr .bot{margin-top:60px;padding-top:22px;border-top:1px solid #ffffff18;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:12px;color:#71808d}.ftr .bot a{font-size:12px}
.wa{position:fixed;right:18px;bottom:18px;z-index:3500;display:flex;align-items:center;gap:10px;background:#25d366;color:#063d1b;padding:13px 18px;border-radius:99px;font-weight:800;font-size:13px;text-decoration:none;box-shadow:0 14px 34px #0004;transition:transform .4s var(--ease)}.wa:hover{transform:translateY(-4px)}.wa svg{width:20px;height:20px}
.cursor{position:fixed;left:0;top:0;width:12px;height:12px;border-radius:50%;background:var(--orange);z-index:9500;pointer-events:none;mix-blend-mode:difference;transition:width .3s var(--ease),height .3s var(--ease),margin .3s var(--ease);opacity:0}.cursor.on{opacity:1}.cursor.big{width:54px;height:54px;margin:-21px 0 0 -21px;background:#fff}
/* reveal */
.rv{opacity:0;transform:translateY(34px);transition:opacity 1s var(--ease),transform 1s var(--ease);transition-delay:var(--d,0ms)}.rv.in{opacity:1;transform:none}
.clip{clip-path:inset(0 0 100% 0);transition:clip-path 1.4s var(--ease)}.clip.in{clip-path:inset(0)}
@media(max-width:1260px){.nav{display:none}.burger{display:block}.hdr-r .btn{display:none}}
@media(max-width:1100px){.needs,.pgrid{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:repeat(2,1fr)}.team{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr);gap:50px 28px}.steps:before,.steps .fillbar{display:none}.ftr .top{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.hero-row,.split,.shead,.cta .row{grid-template-columns:1fr;display:grid;gap:30px}.shead{display:block}.shead p{margin-top:22px}.row2{grid-template-columns:1fr}.co{min-height:86vh;border-radius:22px 22px 0 0}.co:nth-child(n){top:0}.scrollhint{display:none}.tl:before,.tl .fillbar{left:84px}.ti{grid-template-columns:84px 1fr;gap:0 22px}.ti:before{left:78px}.ti .yr{font-size:1.1rem}}
@media(max-width:600px){.wrap{width:min(100% - 32px,1240px)}.needs,.pgrid,.cards,.team,.steps{grid-template-columns:1fr}.pcard{min-height:420px}.ftr .top{grid-template-columns:1fr}.logo img{height:38px}.cta:after{font-size:16rem}.metrics{grid-template-columns:1fr 1fr}.hero .wrap{padding-top:140px;padding-bottom:70px}.wa span{display:none}.wa{padding:14px}.lang{display:none}.mob .lang{display:flex;width:max-content;margin-top:30px}}
@media(hover:none){.cursor{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition-duration:.01ms!important}.rv,.clip{opacity:1;transform:none;clip-path:none}.sp .w>span{transform:none}.loader{display:none}}
.mob .lang{display:flex;width:max-content;margin-top:34px;border-color:#ffffff3a}.mob .lang a{font:800 12px Manrope;letter-spacing:.04em;padding:8px 14px;opacity:.75;transform:none;transition:none;display:block}.mob .lang a[aria-current]{opacity:1}
.hdr .drop .wrap{display:block;height:auto;align-items:initial}.hdr .drop .drop-in{display:grid;align-items:start}

/* hero v2 : diaporama, réseau, compteurs */
.hero-slides{position:absolute;inset:-5% 0;z-index:-4;background:#061728}
.hs{position:absolute;inset:0;background:linear-gradient(135deg,#0a2a47,#061728 60%,#0b3358);clip-path:inset(0 100% 0 0);transition:clip-path 1.5s var(--ease);z-index:0}
.hs.prev{clip-path:inset(0);z-index:1}.hs.on{clip-path:inset(0);z-index:2}
.hs img{width:100%;height:100%;object-fit:cover;transform:scale(1.02)}.hs.on img{animation:kb 9s ease-out forwards}.hs.prev img{transform:scale(1.14)}
@keyframes kb{from{transform:scale(1.02)}to{transform:scale(1.14)}}
.net{position:absolute;inset:0;width:100%;height:100%;z-index:-2;pointer-events:none}
.hero-c{will-change:transform,opacity}
.stats{display:grid;border-left:1px solid #ffffff2a;padding-left:clamp(20px,2.4vw,36px)}
.stat{display:flex;align-items:baseline;gap:20px;padding:16px 0;border-bottom:1px solid #ffffff1c}.stat:first-child{padding-top:0}.stat:last-child{border:0;padding-bottom:0}
.stat b{font:700 clamp(2.6rem,4.2vw,4rem) Syne;letter-spacing:-.05em;line-height:1;min-width:3.1ch;font-variant-numeric:tabular-nums}.stat small{font-size:13px;color:#b9c8d6;max-width:20ch;line-height:1.4}
.hbar{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:clamp(40px,6vh,64px)}
.hb{position:relative;background:none;border:0;color:#fff;text-align:left;cursor:pointer;padding:16px 0 0;font:inherit;opacity:.5;transition:opacity .5s}.hb:hover,.hb.on{opacity:1}
.hb i{position:absolute;top:0;left:0;right:0;height:2px;background:#ffffff2e;overflow:hidden}.hb i:after{content:'';position:absolute;inset:0;background:var(--orange);transform:scaleX(0);transform-origin:left}
.hb.on i:after{animation:hbfill 6s linear forwards}@keyframes hbfill{to{transform:scaleX(1)}}
.hb span{display:block;font-size:10px;letter-spacing:.22em;color:#ffffffa0;font-weight:700}.hb b{font:700 13px Manrope;display:block;margin-top:4px}
/* manifeste */
.mani-sec{background:var(--paper);padding-top:clamp(90px,12vw,170px);padding-bottom:clamp(90px,12vw,170px)}
.mani{font:700 clamp(1.9rem,4.5vw,4.4rem)/1.12 Syne;letter-spacing:-.045em;margin:34px 0 0;max-width:24ch}.mani .wd{color:#10202f1f;transition:color .45s ease}.mani .wd.lit{color:var(--ink)}
/* méthode épinglée */
.pin{position:relative;overflow-x:clip;height:420vh;background:var(--ink);color:#fff}
.pin-st{position:sticky;top:0;height:100vh;display:flex;align-items:center;overflow:hidden}.pin-st:before{content:'';position:absolute;width:70vmax;height:70vmax;right:-20vmax;top:-20vmax;background:radial-gradient(closest-side,#0d6ea840,transparent);pointer-events:none}
.pin-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(30px,6vw,90px);align-items:center;position:relative}
.pin-h{font-size:clamp(2.4rem,4.6vw,4.6rem);letter-spacing:-.05em;line-height:.96;margin:18px 0 34px}.pin-h .ital{color:var(--sky)}
.pin-list{list-style:none;margin:0 0 34px;padding:0;display:grid;gap:4px}.pin-list li{display:flex;gap:18px;padding:12px 0 12px 22px;border-left:2px solid #ffffff1f;color:#ffffff4d;transition:color .5s,border-color .5s}.pin-list li.on{color:#fff;border-color:var(--orange)}
.pin-list li span{font:700 12px Manrope;letter-spacing:.14em;color:var(--orange);padding-top:6px}.pin-list li b{font:700 clamp(1.3rem,2.2vw,2rem) Syne;letter-spacing:-.03em}.pin-list li p{display:none;margin:8px 0 0;font-size:14px;color:#b9c8d6}
.pin-r{position:relative;height:min(64vh,540px);border-radius:var(--r);background:linear-gradient(145deg,#0c2d4d,#071b2e);border:1px solid #ffffff14;overflow:hidden}
.pin-prog{position:absolute;left:0;top:0;height:3px;background:var(--orange);width:calc(var(--p,0)*100%);z-index:2}
.pin-s{position:absolute;inset:0;padding:clamp(28px,4vw,56px);display:flex;flex-direction:column;justify-content:flex-end;opacity:0;transform:translateY(40px);transition:opacity .7s var(--ease),transform .9s var(--ease)}.pin-s.on{opacity:1;transform:none}
.pin-s .num{position:absolute;right:16px;top:-6px;font:800 clamp(10rem,22vw,19rem) Syne;color:#ffffff0d;letter-spacing:-.08em;line-height:1}.pin-s h3{font-size:clamp(2rem,3.6vw,3.4rem);margin-bottom:14px;position:relative}.pin-s p{color:#b9c8d6;max-width:44ch;margin:0;position:relative}
@media(max-width:900px){.pin{height:auto}.pin-st{position:static;height:auto;padding:90px 0}.pin-grid{grid-template-columns:1fr}.pin-r{display:none}.pin-list li{color:#fff;border-color:var(--orange)}.pin-list li p{display:block}}
@media(max-width:820px){.stats{border-left:0;padding-left:0;border-top:1px solid #ffffff2a;padding-top:22px}.hbar{gap:8px}.hb b{display:none}}