/* Direction : une nuit étoilée où chaque élément se relie au suivant, comme une constellation. */
:root{
  color-scheme:dark;
  --night:#070A1F;
  --dusk:#111638;
  --star:#EEF1FF;
  --mist:#AEB6DA;
  --violet:#9A7EFF;
  --cyan:#4FDCEB;
  --rose:#FF7DB6;
  --line:rgba(174,182,218,.2);
  --glass:rgba(150,160,230,.07);
  --aurora:linear-gradient(100deg,var(--violet),var(--cyan) 52%,var(--rose));
  --display:"Syne","Trebuchet MS",system-ui,sans-serif;
  --text:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.16,.84,.3,1);
  --g:clamp(16px,4vw,56px);
  --w:min(1168px,calc(100vw - 2*var(--g)));
}
@font-face{font-family:"Syne";src:url(fonts/syne.woff2) format("woff2");font-weight:400 800;font-display:swap}
@font-face{font-family:"Instrument Sans";src:url(fonts/instrument-sans.woff2) format("woff2");font-weight:400 700;font-display:swap}
@view-transition{navigation:auto}
::view-transition-old(root){animation:vt-out .32s ease both}
::view-transition-new(root){animation:vt-in .55s var(--ease) both}
@keyframes vt-out{to{opacity:0;transform:scale(.985)}}
@keyframes vt-in{from{opacity:0;transform:scale(1.015)}}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{background:var(--night);-webkit-text-size-adjust:100%}
body{position:relative;z-index:0;margin:0;min-height:100svh;display:flex;flex-direction:column;background:var(--night);color:var(--star);font:400 1.0625rem/1.6 var(--text);overflow-x:clip}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;line-height:1.08;margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:3px}
.wrap{width:100%;max-width:1280px;margin-inline:auto;padding-left:max(var(--g),env(safe-area-inset-left,0px));padding-right:max(var(--g),env(safe-area-inset-right,0px))}
.skip{position:absolute;left:-999px;top:8px;z-index:20;background:var(--star);color:var(--night);padding:8px 12px}
.skip:focus{left:8px}

/* Ciel */
#sky,.aurora,.halo{position:fixed;inset:0;pointer-events:none}
#sky{z-index:-1;width:100%;height:100%}
.aurora{z-index:-2;overflow:hidden}
.aurora i{position:absolute;display:block;width:70vmax;height:70vmax;border-radius:50%;opacity:.3}
.aurora i:nth-child(1){left:-22vmax;top:-30vmax;background:radial-gradient(closest-side,var(--violet),transparent);animation:drift1 24s ease-in-out infinite alternate}
.aurora i:nth-child(2){right:-28vmax;top:8vmax;background:radial-gradient(closest-side,#1f8fb0,transparent);animation:drift2 30s ease-in-out infinite alternate}
.aurora i:nth-child(3){left:18vmax;bottom:-46vmax;background:radial-gradient(closest-side,#b23f86,transparent);opacity:.2;animation:drift1 34s ease-in-out infinite alternate-reverse}
@keyframes drift1{to{transform:translate(12vmax,9vmax) scale(1.14)}}
@keyframes drift2{to{transform:translate(-14vmax,10vmax) scale(.9)}}
.halo{z-index:-1;background:radial-gradient(340px circle at var(--px,-400px) var(--py,-400px),rgba(120,130,255,.13),transparent 70%)}

/* En-tête */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;view-transition-name:top}
.top::before{content:"";position:absolute;inset:0 0 -22px;z-index:-1;background:linear-gradient(rgba(7,10,31,.92) 62%,rgba(7,10,31,0));pointer-events:none}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:8px 24px;flex-wrap:wrap;padding-block:14px}
.brand{font:800 1.08rem/1.2 var(--display);text-decoration:none;white-space:nowrap}
.top nav{display:flex;flex-wrap:wrap;gap:2px clamp(10px,2vw,28px)}
.top nav a{position:relative;display:block;padding-block:5px;font-size:.98rem;color:var(--mist);text-decoration:none;transition:color .25s}
.top nav a:hover,.top nav a[aria-current]{color:var(--star)}
.top nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--aurora);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.top nav a:hover::after{transform:scaleX(1)}
.top nav a[aria-current]::after{transform:scaleX(1);view-transition-name:active-link}

main{flex:1;min-width:0}

/* Accueil */
.hero{position:relative;padding-block:clamp(28px,4vw,52px) clamp(28px,4vw,48px);overflow:clip}
.status{display:inline-flex;align-items:center;gap:10px;font-size:.98rem;color:var(--star);padding:6px 14px;border:1px solid var(--line);border-radius:99px;background:var(--glass)}
.pulse{position:relative;width:8px;height:8px;border-radius:50%;background:var(--cyan);flex:none}
.pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--cyan);animation:pulse 2.2s ease-out infinite}
@keyframes pulse{to{transform:scale(3.4);opacity:0}}
.name{position:relative;z-index:1;margin-block:clamp(20px,3vw,34px);font-weight:800;font-size:calc(var(--w)/8.8);line-height:1;letter-spacing:0}
.name span{display:block;width:fit-content}
.particles-on .name{color:transparent}
#dust{position:absolute;inset:0;width:100%;height:100%;z-index:2;pointer-events:none}
.hero-foot{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(20px,5vw,72px);align-items:start}
.role{font:700 clamp(1.5rem,3vw,2.5rem)/1.12 var(--display)}
.pitch{font-size:clamp(1.08rem,1.6vw,1.25rem);line-height:1.55;max-width:50ch}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{position:relative;display:inline-block;padding:13px 24px;border-radius:99px;font-weight:600;text-decoration:none;font-size:1.02rem;transition:transform .3s var(--ease),box-shadow .3s,background-color .3s;background:none;color:inherit;border:1px solid var(--line);cursor:pointer;font-family:var(--text)}
.btn:hover{transform:translateY(-2px);background:var(--glass)}
.btn.main{background:var(--star);color:var(--night);border-color:var(--star)}
.btn.main:hover{background:var(--star);box-shadow:0 0 34px rgba(120,190,255,.55)}

.statement{padding-block:clamp(16px,2.4vw,32px) clamp(32px,4vw,56px)}
.statement p{font:700 clamp(1.25rem,2.5vw,2.05rem)/1.28 var(--display);max-width:44ch}
.word{transition:opacity .25s linear}

.doors{padding-bottom:clamp(28px,4vw,56px)}
.door{position:relative;display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:6px clamp(20px,5vw,72px);align-items:center;padding-block:clamp(14px,1.8vw,22px);border-top:1px solid var(--line);text-decoration:none;overflow:hidden}
.door:last-child{border-bottom:1px solid var(--line)}
.door h2{font-size:min(calc(var(--w)/11.9),2.7rem);font-weight:800;transition:transform .55s var(--ease)}
.door p{color:var(--mist);font-size:1.1rem;transition:color .3s;max-width:44ch}
.door::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(154,126,255,.2),rgba(79,220,235,.08) 60%,transparent);transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease);z-index:-1}
.door:hover::before,.door:focus-visible::before{transform:scaleX(1)}
.door:hover h2,.door:focus-visible h2{transform:translateX(18px)}
.door:hover p{color:var(--star)}

/* Titres de page */
.page-head{padding-block:clamp(44px,7vw,96px) clamp(28px,4vw,52px)}
.page-head h1{font-size:min(calc(var(--w)/var(--em,7.6)),8.6rem);font-weight:800;line-height:1}
.page-head p{margin-top:18px;font-size:clamp(1.08rem,1.7vw,1.3rem);color:var(--mist);max-width:54ch}
.w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.14em;margin-bottom:-.14em}
.w>span{display:inline-block}

/* Projets */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:clamp(20px,3vw,32px)}
.filters button{font:500 .98rem/1 var(--text);color:var(--mist);padding:10px 16px;border-radius:99px;border:1px solid var(--line);background:none;cursor:pointer;transition:background-color .25s,color .25s,border-color .25s}
.filters button:hover{color:var(--star);border-color:var(--mist)}
.filters button[aria-pressed="true"]{background:var(--star);color:var(--night);border-color:var(--star)}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,1.6vw,20px);padding-bottom:clamp(56px,8vw,110px)}
.card{position:relative;min-width:0;display:flex;flex-direction:column;gap:10px;padding:clamp(20px,2.4vw,30px);background:var(--glass);border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:border-color .3s,transform .35s var(--ease);transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg))}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(320px circle at var(--x,50%) var(--y,0%),rgba(140,130,255,.24),transparent 70%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{border-color:rgba(174,182,218,.5)}
.card:hover::before{opacity:1}
.card>*{position:relative}
.card .where{font-size:.92rem;color:var(--cyan);font-weight:500}
.card h3{font-size:clamp(1.3rem,1.9vw,1.55rem)}
.card p{color:#D5DAF2}
.card .tools{margin-top:auto;padding-top:10px;font-size:.92rem;color:var(--mist)}
.card.wide{grid-column:1/-1}
.card.lead{padding:clamp(24px,4vw,52px)}
.card.lead h3{font-size:clamp(1.8rem,4.2vw,3.5rem);font-weight:800;max-width:20ch}
.card.lead p:not(.where):not(.tools){font-size:clamp(1.08rem,1.6vw,1.25rem);max-width:62ch}
.old-list{columns:3;column-gap:28px;margin-top:4px}
.old-list li{padding-block:3px;break-inside:avoid;color:#D5DAF2}
.card .links{display:flex;flex-wrap:wrap;gap:6px 22px;margin-top:8px;font-weight:600}
.card .links a{text-underline-offset:4px;text-decoration-color:var(--cyan)}

/* Parcours */
.path{position:relative;padding-block:4px clamp(32px,4vw,56px);--p:0;--dc:clamp(130px,16vw,210px);--gp:clamp(36px,5vw,64px)}
.path::before,.beam{content:"";position:absolute;top:0;bottom:0;left:calc(var(--dc) + var(--gp)/2);width:2px;margin-left:-1px}
.path::before{background:var(--line)}
.beam{background:linear-gradient(var(--violet),var(--cyan),var(--rose));transform:scaleY(var(--p));transform-origin:top;box-shadow:0 0 14px rgba(79,220,235,.7)}
.path-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:clamp(24px,3vw,40px)}
.path-bar .filters{margin-bottom:0}
.path ol{position:relative}
.path ol>li{position:relative;display:grid;grid-template-columns:var(--dc) minmax(0,1fr);column-gap:var(--gp);padding-bottom:clamp(30px,4vw,52px)}
.path ol>li:last-child{padding-bottom:12px}
.era::before{content:"";position:absolute;left:calc(var(--dc) + var(--gp)/2 - 7px);top:5px;width:14px;height:14px;background:var(--dusk);border:2px solid var(--mist);transform:rotate(45deg);transition:background-color .4s,box-shadow .4s,border-color .4s}
.era.lit::before{background:var(--cyan);border-color:var(--cyan);box-shadow:0 0 18px var(--cyan)}
.era time{display:block;text-align:right;font:700 clamp(1rem,1.5vw,1.15rem)/1.3 var(--display);color:var(--mist);transition:color .4s}
.era.lit time{color:var(--cyan)}
.cell{min-width:0;max-width:68ch}
.cell h2{font-size:clamp(1.4rem,2.6vw,2.1rem);margin-bottom:6px}
.org{font-weight:500;color:var(--cyan);margin-bottom:10px}
.cell>p:not(.org){color:#D5DAF2}
.cell a{text-underline-offset:4px;text-decoration-color:var(--cyan)}
.cell ul li{position:relative;padding:3px 0 3px 18px;color:#D5DAF2}
.cell ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;background:var(--rose);transform:rotate(45deg)}
.after{padding-bottom:clamp(48px,6vw,80px)}
.after h2{font-size:clamp(1.8rem,3.6vw,2.8rem);font-weight:800;margin-bottom:10px}
.after p{max-width:60ch;color:#D5DAF2}

/* Accueil développé */
.sec-title{font-size:clamp(1.5rem,2.8vw,2.3rem);font-weight:800;margin-bottom:clamp(18px,2.4vw,30px)}
.figures{padding-bottom:clamp(36px,4.6vw,64px)}
.figure-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,3vw,40px)}
.figure-list li{border-top:1px solid var(--mist);padding-top:16px;min-width:0}
.figure-list strong{display:block;font:800 clamp(1.9rem,3.5vw,3rem)/1.05 var(--display);font-variant-numeric:tabular-nums;margin-bottom:8px}
.figure-list li>span{color:#D5DAF2}
.steps{padding-bottom:clamp(36px,4.6vw,64px)}
.climb{position:relative}
.climb svg{position:absolute;left:0;top:0;width:100%;height:80px;overflow:visible;pointer-events:none}
.climb path{fill:none;stroke:var(--cyan);stroke-opacity:.7;stroke-width:1.4}
.climb ol{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:3%}
.climb li{position:relative;min-width:0;padding-top:30px}
.climb li:nth-child(1){margin-top:64px}
.climb li:nth-child(2){margin-top:32px}
.climb li::before{content:"";position:absolute;left:-7px;top:0;width:14px;height:14px;background:var(--cyan);transform:rotate(45deg);box-shadow:0 0 16px var(--cyan)}
.climb h3{font-size:clamp(1.5rem,2.6vw,2.2rem);font-weight:800;margin-bottom:8px}
.climb p{color:#D5DAF2}
.featured{padding-bottom:clamp(64px,10vw,130px)}
.featured .cards{padding-bottom:clamp(20px,2.6vw,32px)}
.about{padding-bottom:clamp(36px,4.6vw,64px)}
.traits{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.traits li{padding:5px 13px;border:1px solid var(--line);border-radius:99px;font-size:.95rem;background:var(--glass)}
.about-grid{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:start}
.about img{display:block;width:clamp(120px,14vw,188px);height:auto;border-radius:6px;box-shadow:0 0 0 1px var(--line),0 0 44px rgba(120,130,255,.4)}
.about .sec-title{margin-bottom:16px}
.about p{max-width:60ch;font-size:clamp(1.08rem,1.5vw,1.2rem)}
.about p+p{margin-top:12px}

/* Compétences */
.field{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(40px,5vw,72px) clamp(24px,4vw,56px);padding-bottom:clamp(48px,7vw,88px)}
.group{min-width:0}
.group h2{font-size:clamp(1.5rem,2.8vw,2.2rem);margin-bottom:8px}
.chartlet{display:block;width:100%;max-width:440px;height:auto;margin-bottom:10px}
.chartlet path{fill:none;stroke:var(--mist);stroke-opacity:.55;stroke-width:1;stroke-dasharray:1;stroke-dashoffset:0}
.chartlet circle{fill:var(--star);transition:r .25s,fill .25s}
.chartlet circle.on{fill:var(--cyan);r:7px}
.skill-list li{padding:6px 0;border-bottom:1px solid var(--line);transition:color .2s,padding-left .3s var(--ease);cursor:default}
.skill-list li.on{color:var(--cyan);padding-left:8px}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,56px);padding-bottom:clamp(56px,8vw,110px)}
.facts h2{font-size:1.3rem;padding-top:14px;border-top:1px solid var(--mist);margin-bottom:10px}
.facts li{padding-block:3px;color:#D5DAF2}
.facts a{text-underline-offset:4px;text-decoration-color:var(--cyan)}

/* Contact */
.mail{display:block;width:fit-content;max-width:100%;font:800 min(calc(var(--w)/16.2),4.4rem)/1.15 var(--display);text-decoration:none;background:var(--aurora);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:flow 9s linear infinite alternate}
@keyframes flow{to{background-position:100% 0}}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:clamp(20px,3vw,32px);padding-bottom:clamp(64px,10vw,140px)}
.prose{padding-bottom:clamp(64px,10vw,120px);max-width:70ch}
.prose h2{font-size:1.4rem;margin:28px 0 8px}
.prose p{color:#D5DAF2}

/* Page suivante et pied */
.next-page{display:block;padding-block:clamp(28px,5vw,60px);border-top:1px solid var(--line);text-decoration:none;position:relative;overflow:hidden}
.next-page .wrap{display:block}
.next-page small{display:block;font-size:1rem;color:var(--mist);margin-bottom:6px}
.next-page strong{display:block;font:800 min(calc(var(--w)/var(--em,7.6)),6.2rem)/1.04 var(--display);transition:transform .55s var(--ease)}
.next-page:hover strong,.next-page:focus-visible strong{transform:translateX(18px)}
footer{border-top:1px solid var(--line);color:var(--mist);font-size:.95rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 24px;padding-block:20px}
footer nav{display:flex;flex-wrap:wrap;gap:6px 20px}
footer a{text-underline-offset:4px}

@media (prefers-reduced-motion:no-preference){
  .js .reveal{opacity:.4;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);transition-delay:var(--d,0ms)}
  .js .reveal.in{opacity:1;transform:none}
  .js .card.reveal.in{transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:opacity .9s var(--ease),transform .35s var(--ease),border-color .3s}
  .js .w>span{transform:translateY(112%);transition:transform 1s var(--ease);transition-delay:var(--d,0ms)}
  .js .split-in .w>span{transform:none}
  .js .chartlet path{stroke-dashoffset:1;transition:stroke-dashoffset 1.6s ease-in-out .15s}
  .js .chartlet circle{opacity:0;transition:opacity .5s,r .25s,fill .25s;transition-delay:calc(var(--i)*.14s)}
  .js .in .chartlet path{stroke-dashoffset:0}
  .js .in .chartlet circle{opacity:1}
  .js .climb svg{clip-path:inset(-24px 100% -24px -24px);transition:clip-path 1.8s ease-in-out .2s}
  .js .climb.in svg{clip-path:inset(-24px -24px -24px -24px)}
}
@media (prefers-reduced-motion:reduce){
  ::view-transition-old(root),::view-transition-new(root){animation:none}
  .aurora i,.pulse::after,.mail{animation:none}
  .card{transform:none}
  .door h2,.next-page strong{transition:none}
}
@media (max-width:980px){
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .card.third{grid-column:1/-1}
  .old-list{columns:2}
  .field{grid-template-columns:repeat(2,minmax(0,1fr))}
  .figure-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .hero-foot,.door{grid-template-columns:1fr}
  .cards,.field,.facts{grid-template-columns:1fr}
  .card.third{grid-column:auto}
  .old-list{columns:1}
  .path::before,.beam{left:6px}
  .path ol>li{grid-template-columns:minmax(0,1fr);row-gap:8px;padding-left:30px}
  .era::before{left:0}
  .era time{text-align:left}
  .climb svg{display:none}
  .climb ol{grid-template-columns:1fr;row-gap:26px;padding-left:8px}
  .climb li:nth-child(n){margin-top:0}
  .about-grid{grid-template-columns:1fr}
}