:root{--navy:#10294b;--blue:#0675b8;--brand-blue:#349edb;--pale:#edf6fd;--line:#d5e2ed;--white:#fff;--body:#263e59;--page:1200px;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--white);color:var(--navy);font-family:Figtree,"Segoe UI",sans-serif;font-size:17px;line-height:1.5}::selection{background:var(--navy);color:var(--white)}a{color:inherit;text-decoration:none;text-underline-offset:5px}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}h1,h2,h3,p,figure{margin:0}h1,h2,h3{text-wrap:balance;line-height:1.12;letter-spacing:-.025em}h2{font-size:clamp(28px,3.3vw,43px);font-weight:750}h3{font-size:23px;font-weight:700}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.symbols{position:absolute;width:0;height:0;overflow:hidden}.wrap{width:min(var(--page),calc(100% - 80px));margin-inline:auto}.skip{position:absolute;left:16px;top:-100px;background:var(--white);padding:12px;z-index:10}.skip:focus{top:12px}.header{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:100px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;font-size:25px;font-weight:800;letter-spacing:-.035em;white-space:nowrap}.brand img{object-fit:contain}.header nav{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:600}.header nav a{padding-block:12px}.header nav .account{padding:10px 22px;border:1px solid var(--blue);border-radius:4px;color:var(--blue);margin-left:10px}.menu-toggle{display:none;border:1px solid var(--line);background:var(--white);border-radius:4px;padding:9px 14px;color:var(--navy)}
.hero{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px;padding-block:22px 42px}.hero-copy{padding-block:30px}h1{font-size:clamp(38px,4.45vw,64px);font-weight:800;line-height:1.05;letter-spacing:-.035em}h1 span{color:var(--blue)}.hero-copy p{font-size:21px;line-height:1.5;margin-top:26px;max-width:44ch;color:var(--body)}.actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;gap:16px;min-height:52px;padding:14px 20px;border-radius:4px;font-size:15px;font-weight:700;transition:background-color .18s ease}.button:hover{text-decoration:none}.blue{background:var(--blue);color:var(--white)}.blue:hover{background:#055d93}.navy{background:var(--navy);color:var(--white)}.navy:hover{background:#244c78}.white{background:var(--white);color:var(--navy)}.white:hover{background:var(--pale)}.hero-figure{min-width:0}.photo,.cover{background-image:url('maquette-accueil-cerc.png');background-repeat:no-repeat;background-color:var(--pale)}.congress{aspect-ratio:517/411;background-size:194.0039% auto;background-position:100% 5.6946%}.hero-figure figcaption{font-size:13px;color:var(--blue);padding-top:10px}.agenda{background:var(--pale);padding-block:44px 48px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}.text-link{display:inline-flex;align-items:center;gap:10px;color:var(--blue);font-size:15px;font-weight:650;min-height:44px;text-decoration:underline}.events{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.event{background:var(--white);border-radius:4px;overflow:hidden;display:flex;flex-direction:column}.cover{aspect-ratio:299/166;background-size:335.4515% auto}.sages{background-position:5.398% 44.017%}.laser{background-position:50% 44.017%}.gemvi{background-position:94.602% 44.017%}.event-content{padding:22px 23px 19px;display:flex;flex-direction:column;flex:1}.date{font-size:14px;font-weight:650;color:var(--blue);margin-bottom:10px}.event h3{font-size:22px;line-height:1.2;margin-bottom:16px}.event .text-link{margin-top:auto}.expertise{padding-block:56px}.expertise h2{margin-bottom:30px}.expertise-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:46px;align-items:center}.foyer{aspect-ratio:517/284;background-size:194.0039% auto;background-position:7.819% 81.571%}.services>a{display:flex;align-items:center;gap:20px;padding-block:24px;min-height:110px;border-bottom:1px solid var(--line)}.services>a:last-child{border-bottom:0}.services>a:hover{text-decoration:none}.services>a:hover h3{text-decoration:underline;text-underline-offset:5px}.service-icon{width:60px;height:60px;flex-shrink:0;display:grid;place-items:center;background:var(--pale);color:var(--blue);border-radius:50%}.service-icon svg{width:32px;height:32px}.services h3{font-size:23px}.services p{font-size:15px;color:var(--body);margin-top:7px}.service-arrow{margin-left:auto;width:18px}.about{display:grid;grid-template-columns:1fr 1.65fr auto;align-items:center;gap:28px;border-top:1px solid var(--line);margin-top:42px;padding-top:30px}.about h3{font-size:25px}.about p{font-size:16px;color:var(--body);max-width:65ch}.contact{background:var(--blue);color:var(--white);padding-block:40px}.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}.contact h2{font-size:clamp(28px,3.3vw,43px)}.footer{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:110px;font-size:14px;flex-wrap:wrap;padding-block:25px}.footer .brand{font-size:21px}.footer p{font-size:13px}
@media(min-width:1440px){.hero{gap:50px}.hero-copy p{font-size:22px}}@media(max-width:1100px){.wrap{width:calc(100% - 48px)}.header nav{gap:17px}.brand{font-size:22px}.header nav .account{margin-left:0;padding-inline:14px}.hero{gap:25px}h1{font-size:clamp(35px,4.5vw,52px)}.hero-copy p{font-size:18px}.actions{gap:10px}.button{padding-inline:15px}.expertise-grid{gap:28px}.services h3{font-size:21px}.service-arrow{display:none}.about{grid-template-columns:1fr 2fr}.about>a{grid-column:2}.footer{justify-content:flex-start}.footer .brand{margin-right:auto}}
@media(max-width:850px){.header{min-height:82px;flex-wrap:wrap;gap:0;padding-block:12px}.brand{font-size:23px}.brand img{width:48px;height:42px}.menu-toggle{display:block;min-height:44px}.header nav{display:none;width:100%;padding-top:18px;align-items:stretch;gap:3px}.header nav.open{display:flex;flex-direction:column}.header nav a{padding:12px}.header nav .account{align-self:flex-start;margin-top:8px}.hero{grid-template-columns:1fr;gap:20px;padding-block:10px 32px}.hero-copy{padding-block:22px 0}h1{font-size:clamp(38px,7vw,60px)}.hero-copy p{max-width:52ch}.hero-figure{width:100%}.congress{aspect-ratio:517/411;max-width:100%}.events{gap:16px}.event-content{padding:18px 16px}.event h3{font-size:19px}.expertise-grid{grid-template-columns:1fr 1fr;gap:24px}.services>a{gap:12px;padding-block:18px}.service-icon{width:46px;height:46px}.services h3{font-size:19px}.services p{font-size:14px}.contact h2 br{display:none}.contact-inner{align-items:flex-start}.contact .button{flex-shrink:0}.footer p{width:100%}}
@media(max-width:600px){.wrap{width:calc(100% - 36px)}body{font-size:16px}.brand{font-size:20px;gap:9px}h1{font-size:clamp(34px,8.9vw,52px)}.hero-copy p{font-size:18px;margin-top:22px}.actions{display:grid;grid-template-columns:1fr;width:100%;margin-top:24px}.button{min-height:52px;font-size:15px;justify-content:space-between;padding-inline:20px}.hero{gap:26px}.hero-figure figcaption{font-size:12px}.agenda{padding-block:32px}.section-head{display:block;margin-bottom:22px}.section-head .text-link{margin-top:8px}.events{grid-template-columns:1fr;gap:24px}.event h3{font-size:24px;max-width:30ch}.event-content{padding:20px}.date{font-size:14px}.expertise{padding-block:36px}.expertise-grid{grid-template-columns:1fr;gap:12px}.services h3{font-size:22px}.services p{font-size:15px}.services>a{padding-block:22px}.service-icon{width:56px;height:56px}.service-arrow{display:block}.about{grid-template-columns:1fr;gap:14px;margin-top:28px;padding-top:28px}.about>a{grid-column:auto;justify-self:start}.contact{padding-block:32px}.contact-inner{flex-direction:column;gap:24px}.contact .button{align-self:stretch}.footer{gap:18px;padding-block:28px}.footer .brand{width:100%;margin-bottom:6px}.footer>a:not(.brand){min-height:44px;display:flex;align-items:center}.footer p{margin-top:8px}}
.site-header{position:sticky;top:0;z-index:20;background:#f3f8fc;box-shadow:0 4px 16px #10294b12;border-bottom:1px solid var(--line)}
.topbar{background:var(--navy);color:var(--white);font-size:12px}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:42px;flex-wrap:wrap;padding-block:8px}.topbar-account{margin-left:auto;font-weight:700}.socials{display:flex;gap:12px}.topbar a{padding-block:4px}.header{min-height:88px}.header nav a[aria-current="page"]{color:var(--blue);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:8px}
html{scroll-padding-top:160px}.skip{z-index:30}.hero{width:100%;margin:0;padding:0;gap:0;grid-template-columns:1fr 1fr;align-items:stretch;min-height:530px}.hero-copy{padding:70px 40px 70px max(40px,calc((100vw - var(--page))/2));display:flex;flex-direction:column;justify-content:center}.hero-figure{position:relative;width:100%;min-height:100%;height:100%;overflow:hidden}.congress-video{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:cover;background:var(--navy);aspect-ratio:auto}
@media(max-width:1100px){.topbar-inner{gap:12px;font-size:11px}.socials{gap:9px}.header nav{gap:20px}.header nav a{font-size:14px}.hero-copy{padding:56px 24px}.hero{min-height:480px}}
@media(max-width:850px){.topbar-inner{gap:8px 18px;font-size:12px}.topbar-inner>span{order:3;width:100%}.socials{display:none}.header{min-height:78px}.hero{grid-template-columns:1fr;min-height:0;gap:0}.hero-copy{padding:40px 24px}.hero-figure{height:auto;min-height:0;aspect-ratio:16/9}.congress-video{height:100%;object-fit:cover}.header nav{max-height:60vh;overflow:auto}.topbar-account{margin-left:auto}html{scroll-padding-top:175px}}
@media(max-width:600px){.topbar-inner{gap:6px 12px;font-size:11px}.topbar-inner>a:nth-child(2){order:2}.topbar-account{order:1}.topbar-inner>span{order:3;font-size:11px}.header{min-height:72px}.hero-copy{padding:36px 18px}.hero{padding:0}.hero-figure{width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}
.socials{margin-left:auto}.header nav .account{background:var(--blue);color:var(--white);border:0;padding:12px 20px;min-height:46px;font-weight:750;white-space:nowrap}.header nav .account:hover{background:#055d93;text-decoration:none}@media(min-width:851px) and (max-width:1100px){.header nav{gap:12px}.header nav .account{padding-inline:14px}.brand{font-size:20px}}@media(max-width:850px){.header nav .account{align-self:stretch;text-align:center;margin-top:10px}}
.header nav .registration{background:var(--blue);color:var(--white);padding:12px 18px;border-radius:4px;min-height:46px;font-weight:750;white-space:nowrap}.header nav .registration:hover{background:#055d93;text-decoration:none}.header nav .account{background:transparent;color:var(--blue);border:1px solid var(--blue)}.header nav .account:hover{background:var(--pale)}.header nav{gap:18px}@media(min-width:851px) and (max-width:1200px){.header nav{gap:10px}.header nav a{font-size:13px}.header nav .registration,.header nav .account{padding-inline:12px}.brand{font-size:19px;gap:8px}.header{gap:18px}}@media(max-width:850px){.header nav{gap:3px}.header nav .registration{margin-top:10px;text-align:center}}
.header nav{gap:38px}.menu-links,.menu-actions{display:flex;align-items:center}.menu-links{gap:18px}.menu-actions{gap:12px}.header nav .account{margin-left:0}@media(min-width:851px) and (max-width:1200px){.header nav{gap:24px}.menu-links{gap:10px}.menu-actions{gap:10px}}@media(max-width:1000px) and (min-width:851px){.header .brand{font-size:17px}.header .brand img{width:42px;height:38px}.header nav a{font-size:12px}.header nav .registration,.header nav .account{padding-inline:10px}.header{gap:12px}.header nav{gap:20px}}@media(max-width:850px){.menu-links,.menu-actions{flex-direction:column;align-items:stretch;gap:3px}.header nav{gap:22px}.menu-actions{gap:10px;padding-bottom:8px}.header nav .registration,.header nav .account{margin-top:0}}
@media(min-width:1201px){.header nav{gap:64px}}@media(min-width:1001px) and (max-width:1200px){.header nav{gap:36px}}
.footer-bottom{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding-top:18px;font-size:13px;color:var(--body)}.footer-bottom nav{display:flex;gap:28px;flex-wrap:wrap}.footer-bottom nav a{display:inline-flex;align-items:center;min-height:44px}@media(max-width:600px){.footer-bottom{align-items:flex-start;flex-direction:column;gap:8px}.footer-bottom nav{gap:8px 22px}}