:root{
  --bg:#0a0a0b; --bg2:#101012; --card:#141416; --card2:#18181b;
  --yellow:#FFE600; --yellow-dim:rgba(255,230,0,.14);
  --text:#f4f4f2; --muted:#9b9b97; --line:rgba(255,255,255,.09);
  --font-d:'Space Grotesk',system-ui,sans-serif; --font-b:'Inter',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-b);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:var(--yellow);color:#111}
a{color:inherit;text-decoration:none}
img{max-width:100%}

/* ---------- noise + cursor ---------- */
.noise{position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E")}
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;border-radius:50%;pointer-events:none;z-index:2100;transform:translate(-50%,-50%)}
.cursor-dot{width:7px;height:7px;background:var(--yellow)}
.cursor-ring{width:38px;height:38px;border:1px solid rgba(255,230,0,.5);transition:width .25s,height .25s,background .25s}
.cursor-ring.big{width:70px;height:70px;background:rgba(255,230,0,.08)}
@media (hover:none),(pointer:coarse){.cursor-dot,.cursor-ring{display:none}}

/* ---------- progress + nav ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:3px;background:var(--yellow);transform-origin:0 50%;transform:scaleX(0);z-index:1002}
nav{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;
  padding:16px clamp(20px,4vw,48px);background:rgba(10,10,11,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);transition:transform .4s ease}
nav.hide{transform:translateY(-100%)}
.logo{font-family:var(--font-d);font-weight:700;font-size:1.25rem;letter-spacing:.02em}
.logo b{color:var(--yellow)}
.nav-links{display:flex;gap:clamp(14px,2.4vw,34px);align-items:center}
.nav-links a{font-size:.86rem;color:var(--muted);position:relative;padding:4px 0;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--yellow);transition:width .3s}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.lang-toggle{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;cursor:pointer;font-size:.78rem;font-weight:600}
.lang-toggle span{padding:6px 13px;color:var(--muted);transition:.25s}
.lang-toggle span.on{background:var(--yellow);color:#111}
@media(max-width:820px){.nav-links a{display:none}.nav-links .lang-toggle span{display:block}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;
  padding:120px clamp(20px,5vw,60px) 90px;overflow:hidden}
#net{position:absolute;inset:0;width:100%;height:100%}
.hero::before{content:"";position:absolute;width:70vw;height:70vw;max-width:900px;max-height:900px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,230,0,.09),transparent 62%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none}
.hero>*{position:relative;z-index:2}
.surtitle{font-size:.8rem;letter-spacing:.42em;text-transform:uppercase;color:var(--yellow);margin-bottom:26px;font-weight:600}
h1{font-family:var(--font-d);font-weight:700;font-size:clamp(2.6rem,9.5vw,7.2rem);line-height:1.02;letter-spacing:-.02em;text-transform:uppercase}
h1 .ln{display:block;overflow:hidden}
h1 .ch{display:inline-block;transform:translateY(115%)}
h1 .thin{color:transparent;-webkit-text-stroke:1.5px rgba(244,244,242,.75)}
.role{margin-top:26px;font-size:clamp(.95rem,2vw,1.2rem);color:var(--text);font-weight:500}
.role em{color:var(--yellow);font-style:normal}
.rot-line{margin-top:10px;font-family:var(--font-d);font-size:clamp(1.05rem,2.6vw,1.55rem);color:var(--muted);display:flex;gap:.55ch;justify-content:center;align-items:baseline;flex-wrap:wrap}
.rot-box{display:inline-block;position:relative;height:1.45em;overflow:hidden;vertical-align:bottom;min-width:9ch;text-align:left}
.rot-word{position:absolute;left:0;top:0;white-space:nowrap;color:var(--yellow);font-weight:600}
.pitch{margin-top:30px;max-width:640px;color:var(--muted);font-size:clamp(.95rem,1.6vw,1.08rem)}
.stats{margin-top:56px;display:flex;gap:clamp(26px,5vw,70px);flex-wrap:wrap;justify-content:center}
.stat{text-align:center}
.stat b{font-family:var(--font-d);font-size:clamp(1.9rem,4.5vw,3.2rem);color:var(--yellow);font-weight:700;display:block;line-height:1}
.stat span{font-size:.8rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--muted);font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;z-index:2}
.scroll-cue .bar{width:1px;height:52px;background:linear-gradient(var(--yellow),transparent);animation:drop 1.8s ease-in-out infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- sections communes ---------- */
section{position:relative}
.wrap{max-width:1180px;margin:0 auto;padding:clamp(90px,13vh,150px) clamp(20px,5vw,60px)}
.sec-head{position:relative;margin-bottom:clamp(46px,7vh,80px)}
.sec-num{position:absolute;top:-.55em;left:-.05em;font-family:var(--font-d);font-weight:700;font-size:clamp(5rem,14vw,10rem);
  color:transparent;-webkit-text-stroke:1px rgba(255,230,0,.16);line-height:1;pointer-events:none;user-select:none}
h2{position:relative;font-family:var(--font-d);font-weight:700;font-size:clamp(1.9rem,4.6vw,3.3rem);letter-spacing:-.01em}
h2::after{content:"";display:block;width:64px;height:4px;background:var(--yellow);margin-top:16px;border-radius:2px}
.fade-up{opacity:0;transform:translateY(46px)}
.hl{color:var(--yellow);font-weight:600}
.chip{display:inline-block;padding:5px 13px;border:1px solid var(--line);border-radius:999px;font-size:.76rem;color:var(--muted);transition:.25s}
.chip:hover{border-color:var(--yellow);color:var(--yellow)}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(30px,5vw,70px);align-items:start}
.about-txt{font-size:clamp(1.05rem,2vw,1.35rem);line-height:1.75;color:#d9d9d5}
.about-side{border:1px solid var(--line);border-radius:20px;padding:28px;background:linear-gradient(160deg,var(--card),var(--bg2))}
.about-side h3{font-family:var(--font-d);font-size:.85rem;letter-spacing:.25em;text-transform:uppercase;color:var(--yellow);margin-bottom:18px}
.about-side ul{list-style:none}
.about-side li{padding:11px 0;border-bottom:1px solid var(--line);font-size:.92rem;color:var(--muted);display:flex;gap:12px;align-items:baseline}
.about-side li:last-child{border-bottom:none}
.about-side li::before{content:"▸";color:var(--yellow)}
@media(max-width:860px){.about-grid{grid-template-columns:1fr}}

/* ---------- timeline ---------- */
.tl{position:relative;padding:20px 0}
.tl-line{position:absolute;left:50%;top:0;bottom:0;width:2px;background:var(--line);transform:translateX(-50%)}
.tl-fill{position:absolute;left:0;top:0;width:100%;height:100%;background:linear-gradient(var(--yellow),rgba(255,230,0,.35));transform:scaleY(0);transform-origin:top}
.tl-item{position:relative;display:grid;grid-template-columns:1fr 90px 1fr;margin-bottom:clamp(34px,6vh,64px)}
.tl-dot{grid-column:2;justify-self:center;align-self:start;width:15px;height:15px;border-radius:50%;background:var(--bg);
  border:3px solid var(--yellow);margin-top:34px;box-shadow:0 0 0 6px rgba(255,230,0,.1);z-index:2}
.tl-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px 28px;transition:border-color .3s,transform .3s,box-shadow .3s}
.tl-card:hover{border-color:rgba(255,230,0,.55);transform:translateY(-5px);box-shadow:0 22px 46px -18px rgba(0,0,0,.7)}
.tl-item:nth-child(odd) .tl-card{grid-column:1;text-align:right}
.tl-item:nth-child(odd) .tl-tags{justify-content:flex-end}
.tl-item:nth-child(even) .tl-card{grid-column:3}
.tl-date{font-family:var(--font-d);color:var(--yellow);font-weight:600;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase}
.tl-card h3{font-family:var(--font-d);font-size:clamp(1.05rem,2.2vw,1.35rem);margin:8px 0 2px}
.tl-co{color:var(--muted);font-size:.86rem;font-weight:600;letter-spacing:.05em}
.tl-card p{color:var(--muted);font-size:.92rem;margin-top:12px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
@media(max-width:860px){
  .tl-line{left:8px}
  .tl-item{grid-template-columns:40px 1fr;margin-bottom:30px}
  .tl-dot{grid-column:1;margin-top:30px;justify-self:start;margin-left:1px}
  .tl-item:nth-child(odd) .tl-card,.tl-item:nth-child(even) .tl-card{grid-column:2;text-align:left}
  .tl-item:nth-child(odd) .tl-tags{justify-content:flex-start}
}
.edu{margin-top:70px;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.edu-card{border:1px dashed rgba(255,230,0,.35);border-radius:16px;padding:24px;background:rgba(255,230,0,.03)}
.edu-card .tl-date{font-size:.78rem}
.edu-card h4{font-family:var(--font-d);margin:6px 0 4px;font-size:1.02rem}
.edu-card p{color:var(--muted);font-size:.87rem}

/* ---------- projets (horizontal) ---------- */
#projets{background:rgba(16,16,18,.80)}
.proj-head{max-width:1180px;margin:0 auto;padding:clamp(90px,13vh,150px) clamp(20px,5vw,60px) 10px}
.proj-hint{color:var(--muted);font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;display:flex;align-items:center;gap:10px;margin-top:14px}
.proj-hint::after{content:"⟶";color:var(--yellow);animation:slideX 1.6s ease-in-out infinite}
@keyframes slideX{0%,100%{transform:translateX(0)}50%{transform:translateX(10px)}}
.proj-stage{position:relative;overflow:hidden}
.proj-track{display:flex;gap:clamp(20px,3vw,42px);padding:40px clamp(20px,5vw,60px) 110px;width:max-content;align-items:stretch}
.pcard{position:relative;width:clamp(300px,72vw,540px);flex-shrink:0;background:var(--card);border:1px solid var(--line);
  border-radius:24px;padding:clamp(26px,3.4vw,44px);display:flex;flex-direction:column;gap:16px;overflow:hidden;
  transition:border-color .35s,box-shadow .35s;transform-style:preserve-3d;will-change:transform}
.pcard:hover{border-color:rgba(255,230,0,.6);box-shadow:0 30px 70px -25px rgba(0,0,0,.85)}
.pcard::before{content:"";position:absolute;top:-40%;right:-30%;width:75%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(255,230,0,.13),transparent 65%);pointer-events:none}
.pcard .pidx{font-family:var(--font-d);font-weight:700;font-size:clamp(2.6rem,6vw,4rem);color:transparent;-webkit-text-stroke:1px rgba(255,230,0,.4);line-height:1}
.pcard .pico{width:52px;height:52px;border-radius:14px;background:var(--yellow-dim);display:grid;place-items:center}
.pcard .pico svg{width:26px;height:26px;stroke:var(--yellow)}
.pcard h3{font-family:var(--font-d);font-size:clamp(1.2rem,2.6vw,1.6rem);line-height:1.25}
.pcard p{color:var(--muted);font-size:.94rem;flex-grow:1}
.ptags{display:flex;flex-wrap:wrap;gap:8px}
@media(max-width:899px){.proj-track{width:auto;flex-direction:column;padding-bottom:70px}.pcard{width:100%}}

/* ---------- compétences ---------- */
.sk-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(34px,5vw,70px)}
.sk-col h3{font-family:var(--font-d);font-size:.85rem;letter-spacing:.25em;text-transform:uppercase;color:var(--yellow);margin-bottom:26px}
.bar{margin-bottom:24px}
.bar .lab{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:9px}
.bar .lab b{font-weight:600}
.bar .lab span{color:var(--yellow);font-family:var(--font-d)}
.track{height:8px;background:#1d1d20;border-radius:99px;overflow:hidden}
.fill{height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,rgba(255,230,0,.55),var(--yellow));box-shadow:0 0 14px rgba(255,230,0,.5)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips .chip{font-size:.84rem;padding:8px 16px}
.sk-lang{margin-top:30px;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line);padding-top:20px}
@media(max-width:860px){.sk-grid{grid-template-columns:1fr}}

/* ---------- outils marquee ---------- */
#outils{overflow:hidden;background:rgba(16,16,18,.80)}
#outils .wrap{padding-bottom:40px}
.marq{display:flex;gap:18px;width:max-content;padding:12px 0;animation:marq 30s linear infinite}
.marq.rev{animation:marq2 34s linear infinite}
.marq:hover{animation-play-state:paused}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes marq2{from{transform:translateX(-50%)}to{transform:translateX(0)}}
.tool{font-family:var(--font-d);font-weight:500;font-size:clamp(1rem,2.4vw,1.5rem);padding:14px 30px;border:1px solid var(--line);
  border-radius:999px;color:var(--muted);white-space:nowrap;transition:.3s;display:flex;align-items:center;gap:12px}
.tool i{width:9px;height:9px;border-radius:50%;background:var(--yellow);display:inline-block}
.tool:hover{color:var(--text);border-color:rgba(255,230,0,.6);transform:translateY(-3px)}
.marq-zone{margin-top:10px;padding-bottom:clamp(60px,9vh,110px)}

/* ---------- valeur ---------- */
.statement{font-family:var(--font-d);font-size:clamp(1.45rem,3.6vw,2.5rem);line-height:1.4;font-weight:500;max-width:980px;margin-bottom:clamp(50px,8vh,90px)}
.statement .w{opacity:.13;transition:opacity .3s}
.sub-h{font-family:var(--font-d);font-size:.85rem;letter-spacing:.25em;text-transform:uppercase;color:var(--yellow);margin:0 0 22px}
.any-row{display:flex;flex-wrap:wrap;gap:14px 34px;margin-bottom:clamp(46px,7vh,70px)}
.any-row div{display:flex;gap:10px;align-items:baseline;color:#d9d9d5;font-size:.98rem}
.any-row div::before{content:"→";color:var(--yellow);font-family:var(--font-d)}
.val-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.vcard{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:28px;transition:.35s;position:relative;overflow:hidden}
.vcard::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .45s}
.vcard:hover{transform:translateY(-6px);border-color:rgba(255,230,0,.5)}
.vcard:hover::after{transform:scaleX(1)}
.vcard b{font-family:var(--font-d);color:var(--yellow);font-size:.82rem;letter-spacing:.18em}
.vcard h3{font-family:var(--font-d);font-size:1.12rem;margin:10px 0 10px}
.vcard p{color:var(--muted);font-size:.9rem}

/* ---------- contact ---------- */
#contact{background:radial-gradient(ellipse 80% 70% at 50% 110%,rgba(255,230,0,.13),transparent 60%),rgba(16,16,18,.80)}
#contact .wrap{text-align:center;padding-bottom:60px}
#contact h2{font-size:clamp(2.2rem,6vw,4.4rem)}
#contact h2::after{margin:22px auto 0}
.c-sub{color:var(--muted);max-width:560px;margin:26px auto 44px;font-size:1.02rem}
.btn-row{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.btn{font-family:var(--font-d);font-weight:600;font-size:1rem;padding:16px 36px;border-radius:999px;display:inline-flex;align-items:center;gap:10px;transition:.3s;will-change:transform}
.btn.solid{background:var(--yellow);color:#111}
.btn.solid:hover{box-shadow:0 14px 40px -8px rgba(255,230,0,.55);transform:translateY(-3px)}
.btn.ghost{border:1px solid var(--line);color:var(--text)}
.btn.ghost:hover{border-color:var(--yellow);color:var(--yellow);transform:translateY(-3px)}
footer{border-top:1px solid var(--line);padding:30px clamp(20px,5vw,60px);text-align:center;color:var(--muted);font-size:.82rem}
footer b{color:var(--yellow)}

/* ---------- section vidéo ---------- */
#video{background:rgba(16,16,18,.62)}
.vid-sub{color:var(--muted);max-width:660px;margin:-26px 0 44px;font-size:1.02rem}
.vid-shell{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line);background:#000;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9);cursor:pointer;transition:border-color .35s,box-shadow .35s}
.vid-shell:hover{border-color:rgba(255,230,0,.55);box-shadow:0 46px 110px -30px rgba(0,0,0,.95),0 0 60px -18px rgba(255,230,0,.35)}
.vid-shell video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;background:#000}
.vid-play{position:absolute;inset:0;margin:auto;width:96px;height:96px;border-radius:50%;background:var(--yellow);border:none;cursor:pointer;
  display:grid;place-items:center;transition:.3s;box-shadow:0 0 0 14px rgba(255,230,0,.14),0 18px 50px -10px rgba(255,230,0,.5)}
.vid-play svg{width:38px;height:38px;fill:#111;margin-left:5px}
.vid-play:hover{transform:scale(1.09)}
.vid-shell.playing .vid-play{opacity:0;pointer-events:none}
.vid-ui{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;background:linear-gradient(transparent,rgba(0,0,0,.78));
  opacity:0;transition:.3s;display:flex;flex-direction:column;gap:10px}
.vid-shell:hover .vid-ui,.vid-shell.playing .vid-ui{opacity:1}
.vid-bar{height:6px;background:rgba(255,255,255,.18);border-radius:99px;cursor:pointer}
.vid-fill{height:100%;width:0;background:var(--yellow);border-radius:99px;box-shadow:0 0 10px rgba(255,230,0,.6)}
.vid-ctrls{display:flex;align-items:center;gap:12px}
.vid-time{font-family:var(--font-d);font-size:.8rem;color:#ddd}
.vid-btn{background:rgba(255,255,255,.12);border:none;color:#fff;width:38px;height:38px;border-radius:10px;cursor:pointer;display:grid;place-items:center;transition:.25s}
.vid-btn:hover{background:var(--yellow);color:#111}
.vid-badge{position:absolute;top:14px;right:14px;background:rgba(10,10,11,.72);backdrop-filter:blur(8px);border:1px solid var(--line);
  color:var(--yellow);font-family:var(--font-d);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;padding:7px 14px;border-radius:999px;pointer-events:none}
.vid-shell:fullscreen{border-radius:0}
.vid-shell:fullscreen video{height:100%;aspect-ratio:auto;object-fit:contain}

/* ---------- fond vidéo scrollytelling (v3) ---------- */
#bgwrap{position:fixed;inset:0;z-index:0;pointer-events:none;background:var(--bg)}
#bgvid{width:100%;height:100%;object-fit:cover}
#bgveil{position:absolute;inset:0;background:linear-gradient(rgba(10,10,11,.30),rgba(10,10,11,.58)),
  radial-gradient(ellipse 78% 66% at 50% 38%,rgba(10,10,11,.08),rgba(10,10,11,.64))}
.hero,section,footer{position:relative;z-index:1}
@media(max-width:820px){#bgwrap{display:none}}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .fade-up{opacity:1;transform:none}
  h1 .ch{transform:none}
}
section{scroll-margin-top:72px}.rot-box{transition:width .35s ease}

/* utilitaires (remplacent les styles inline pour la CSP) */
.mt60{margin-top:60px}.pb10{padding-bottom:10px}.mb20{margin-bottom:20px}.mb0{margin-bottom:0}.flex1{flex:1}