:root{
  --paper:#F2F1EC;
  --ink:#141412;
  --muted:#8A887F;
  --line:#DCDAD2;
  --accent:#141412;
  --card-h: min(66vh, 640px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  font-size:15px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;flex-direction:column;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.mono{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase}

/* ---------- HEADER ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 40px;
  background:linear-gradient(var(--paper) 60%, transparent);
}
.logo{
  font-family:'Archivo',sans-serif;
  font-weight:700;font-size:17px;letter-spacing:-.02em;
  font-stretch:110%;
}
.status{display:flex;align-items:center;gap:8px;color:var(--muted)}
.status .dot{width:7px;height:7px;border-radius:50%;background:#3A9D5C;animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
nav{display:flex;gap:34px}
nav a{font-size:13px;color:var(--muted);transition:color .2s}
nav a:hover,nav a.active{color:var(--ink)}

/* ---------- FOOTER BAR ---------- */
.bottombar{
  position:absolute;bottom:0;left:0;right:0;z-index:40;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:end;
  padding:20px 40px;
  background:linear-gradient(transparent, var(--paper) 45%);
  pointer-events:none;
}
.bottombar > *{pointer-events:auto}
.who{font-size:12.5px;line-height:1.45}
.who em{font-style:italic;color:var(--muted)}
.dashes{display:flex;gap:8px;align-self:center;justify-self:center}
.dashes button{
  width:34px;height:14px;border:none;background:none;cursor:pointer;
  display:grid;align-items:center;
}
.dashes button::after{
  content:"";display:block;height:2px;background:var(--line);transition:all .3s;
}
.dashes button.on::after{height:4px;background:var(--ink)}
#currentName{
  justify-self:end;
  font-family:'Archivo',sans-serif;
  font-weight:800;font-stretch:125%;
  font-size:clamp(18px,2.4vw,30px);
  letter-spacing:.02em;text-transform:uppercase;
  white-space:nowrap;
}

/* ---------- FOOTER LÉGAL ---------- */
.sitefooter{
  display:flex;flex-wrap:wrap;gap:10px 28px;align-items:center;justify-content:space-between;
  padding:20px 40px;
  border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted);
}
.sitefooter nav{gap:22px}
.sitefooter a{color:var(--muted);transition:color .2s}
.sitefooter a:hover{color:var(--ink)}

/* ---------- CARROUSEL ---------- */
#projets{position:relative}
#stage{
  height:100vh;height:100svh;
  display:flex;flex-direction:column;justify-content:center;
}
.rail{
  display:flex;gap:22px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:30px 40px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.card{
  flex:0 0 auto;
  scroll-snap-align:center;
  position:relative;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  transition:transform .35s cubic-bezier(.2,.7,.2,1);
}
.card:hover{transform:translateY(-8px)}
.card .apptitle{
  font-family:'Archivo',sans-serif;font-weight:800;font-stretch:120%;
  font-size:clamp(19px,2.2vw,27px);letter-spacing:.02em;text-transform:uppercase;
  text-align:center;
}
.card .tag{font-size:14.5px;color:var(--muted);text-align:center;max-width:30ch}

/* ---------- PHONE MOCKUP ---------- */
.phone{
  width:calc(var(--card-h) * .46);
  height:var(--card-h);
  background:#0B0B0C;
  border-radius:38px;
  padding:9px;
  box-shadow:0 24px 50px -22px rgba(20,20,18,.4);
  position:relative;
}
.phone .screen{
  width:100%;height:100%;
  border-radius:30px;
  overflow:hidden;
  position:relative;
  background:var(--sc-bg,#fff);
}
.phone .screen img.shot{display:block;width:100%;height:100%;object-fit:cover}
/* éléments génériques des mini-écrans */

/* ---------- PAGES INTERNES ---------- */
main.page,section.page{
  flex:1;
  width:100%;max-width:1020px;margin:0 auto;
  padding:130px 40px 160px;
}
.crumb{color:var(--muted);display:inline-flex;gap:8px;align-items:center;margin-bottom:26px}
.crumb:hover{color:var(--ink)}
h1.giant{
  font-family:'Archivo',sans-serif;font-weight:800;font-stretch:118%;
  font-size:clamp(44px,9vw,104px);letter-spacing:-.02em;line-height:.95;
  text-transform:uppercase;margin:10px 0 12px;
}
.tagline{font-size:17px;color:var(--muted);max-width:44ch}
.hero-app{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.hero-app .phone{--card-h:400px}
.meta{
  display:flex;flex-wrap:wrap;gap:34px;
  margin:44px 0;padding:22px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.meta div span{display:block;font-size:11px;color:var(--muted);font-family:'JetBrains Mono',monospace;letter-spacing:.08em;text-transform:uppercase;margin-bottom:5px}
.meta div b{font-weight:500;font-size:14px}
.sec-title{color:var(--accent);display:block;margin:56px 0 18px}
.desc{max-width:62ch;font-size:16px}
.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.feat li{
  list-style:none;padding:18px;border:1px solid var(--line);
  font-size:14px;background:#fff;
}
.feat li::before{content:"→";display:block;color:var(--accent);margin-bottom:8px;font-weight:700}
.stack{display:flex;flex-wrap:wrap;gap:10px}
.stack span{
  font-family:'JetBrains Mono',monospace;font-size:11.5px;
  padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;
}
.gallery{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:14px}
.gallery .shot{
  aspect-ratio:9/16.5;background:var(--accent);
  display:grid;place-items:center;color:#fff;overflow:hidden;border-radius:6px;
}
.gallery .shot img{width:100%;height:100%;object-fit:cover}
.gallery .shot .ph{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.1em;opacity:.55;text-transform:uppercase}
.store{
  display:inline-block;margin-top:50px;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:16px;
  padding:16px 26px;border-radius:999px;
  background:var(--ink);color:var(--paper);
  transition:transform .2s;
}
.store:hover{transform:translateY(-3px)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-cta .store{margin-top:0}
.store.soon{background:none;border:1px dashed var(--muted);color:var(--muted);pointer-events:none}
.pagenav{
  display:flex;justify-content:space-between;gap:20px;
  margin-top:80px;padding-top:28px;border-top:1px solid var(--line);
}
.pagenav a{font-family:'Archivo',sans-serif;font-weight:600;font-size:15px;color:var(--muted)}
.pagenav a:hover{color:var(--ink)}

/* Sur moi / Contact */
p.big{
  font-family:'Archivo',sans-serif;font-weight:500;
  font-size:clamp(20px,3vw,30px);line-height:1.35;letter-spacing:-.01em;
  max-width:26em;
}
.facts{display:flex;flex-wrap:wrap;gap:40px;margin-top:48px}
.facts div strong{display:block;font-family:'Archivo',sans-serif;font-weight:700;font-size:30px;letter-spacing:-.02em}
.facts div span{font-size:12.5px;color:var(--muted)}
.contactlinks{display:flex;flex-direction:column;gap:14px;margin-top:36px}
.contactlinks a{
  font-family:'Archivo',sans-serif;font-weight:600;font-size:clamp(20px,2.6vw,28px);
  letter-spacing:-.01em;width:fit-content;
  border-bottom:2px solid var(--line);transition:border-color .2s;
}
.contactlinks a:hover{border-color:var(--ink)}
.applist{margin-top:56px;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.applist a{
  padding:16px 18px;border:1px solid var(--line);background:#fff;
  display:flex;justify-content:space-between;align-items:center;
  font-family:'Archivo',sans-serif;font-weight:600;font-size:15px;
  transition:transform .2s;
}
.applist a:hover{transform:translateY(-3px)}
.applist a i{font-style:normal;width:10px;height:10px;border-radius:99px;background:var(--c)}

/* ---------- MOBILE ---------- */
@media (max-width:720px){
  html,body{overflow-x:clip}
  header{padding:14px 20px}
  nav{gap:18px}
  .status{display:none}

  /* Carrousel : hauteur bornée pour ne passer ni sous le header ni sous la bottombar */
  :root{
    --card-h:min(52vh, calc(100vh - 240px), 460px);
    --card-h:min(52svh, calc(100svh - 240px), 460px);
  }
  #stage{padding:60px 0 76px}
  .rail{padding:12px 20px}
  .card .apptitle{font-size:18px}
  .card .tag{font-size:13px;max-width:26ch}

  /* Bottombar */
  .bottombar{padding:12px 20px;grid-template-columns:auto 1fr;align-items:center;gap:12px}
  #currentName{display:none}
  .who{font-size:11.5px}
  .dashes{justify-self:end;flex-wrap:wrap;gap:6px}
  .dashes button{width:18px}

  /* Pages internes */
  main.page,section.page{padding:96px 20px 110px}
  .sitefooter{padding:16px 20px}
  h1.giant{font-size:clamp(26px,9.6vw,40px)}
  p.big{font-size:clamp(17px,4.6vw,22px)}
  .facts{gap:22px 28px}
  .facts div strong{font-size:24px}
  .meta{gap:18px 28px}
  .gallery{grid-auto-flow:row;grid-template-columns:repeat(2,1fr)}
  .hero-app{grid-template-columns:1fr}
  .hero-app .phone{--card-h:340px;justify-self:center}
  .contactlinks a{font-size:clamp(16px,5.2vw,22px);overflow-wrap:anywhere}
}
@media (max-width:380px){
  nav{gap:14px}
  .dashes{gap:5px}
  .dashes button{width:14px}
  .who{font-size:11px}
}