/* ---------------------------------------------------------
   SimonvilsTech
   Type large et serrée, espace généreux, couleur rare,
   mouvement lié au défilement.
   --------------------------------------------------------- */

@font-face{
  font-family:'Geist';
  src:url('fonts/Geist-Variable.woff2') format('woff2-variations');
  font-weight:100 900;
  font-style:normal;
  font-display:swap;
}

:root{
  --paper:#FBFBFD;
  --surface:#F1F1F4;
  --ink:#1C1C1E;
  --muted:#6B6B70;
  --dark:#08080A;
  --blue:#0A66D9;
  --blue-lift:#4D9BFF;
  --hairline:rgba(0,0,0,.10);
  --hairline-dark:rgba(255,255,255,.13);

  --gut:clamp(1.25rem,5vw,2.5rem);
  --max:58rem;
  --nav-h:52px;

  --ease:cubic-bezier(.16,1,.3,1);
}

*{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  scroll-padding-top:calc(var(--nav-h) + 1rem);
}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Geist',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  font-size:17px;
  font-weight:400;
  line-height:1.5;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit}
p{margin:0}
h1,h2,h3{
  margin:0;
  font-weight:600;
  letter-spacing:-.032em;
  line-height:1.06;
  text-wrap:balance;
}

.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gut)}
.center{text-align:center}

.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--ink);color:var(--paper);padding:.7rem 1.1rem;border-radius:0 0 10px 0;
}
.skip:focus{left:0}

/* =========================================================
   BARRE DE NAVIGATION
   ========================================================= */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(251,251,253,.78);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--hairline);
  transition:background .35s ease,border-color .35s ease;
}
.nav-inner{
  max-width:var(--max);margin:0 auto;padding:0 var(--gut);
  height:var(--nav-h);
  display:flex;align-items:center;gap:1rem;
}
.mark{
  font-size:.95rem;font-weight:550;letter-spacing:-.022em;
  text-decoration:none;margin-right:auto;
  transition:color .35s ease;
}
.links{display:flex;align-items:center;gap:1.5rem}
.links a{
  font-size:.8rem;color:var(--muted);text-decoration:none;
  transition:color .2s;
}
.links a:hover{color:var(--ink)}
.menu-only{display:none}

#lang{
  font:inherit;font-size:.72rem;font-weight:550;
  color:var(--muted);background:none;
  border:1px solid var(--hairline);
  border-radius:980px;padding:.2rem .58rem;cursor:pointer;
  transition:color .2s,border-color .2s;
  flex-shrink:0;
}
#lang:hover{color:var(--ink);border-color:var(--ink)}

/* --- bouton hamburger, masqué sur grand écran --- */
.burger{
  display:none;
  width:40px;height:40px;margin-left:calc(var(--gut) * -.4);
  background:none;border:none;padding:0;cursor:pointer;
  place-items:center;align-content:center;gap:5px;
  flex-shrink:0;
}
.burger span{
  display:block;width:19px;height:1.5px;border-radius:2px;
  background:var(--ink);
  transition:transform .3s var(--ease),opacity .2s ease,background .35s ease;
}

/* --- variante foncée quand une section noire passe dessous --- */
.nav.dark{
  background:rgba(8,8,10,.72);
  border-bottom-color:var(--hairline-dark);
}
.nav.dark .mark{color:var(--paper)}
.nav.dark .links a{color:rgba(251,251,253,.6)}
.nav.dark .links a:hover{color:var(--paper)}
.nav.dark #lang{color:rgba(251,251,253,.6);border-color:rgba(255,255,255,.22)}
.nav.dark .burger span{background:var(--paper)}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  text-align:center;
  padding:clamp(4rem,13vh,8.5rem) var(--gut) clamp(4.5rem,12vh,7rem);
}
.hero-inner{max-width:50rem;margin:0 auto}
.eyebrow{font-size:.8rem;color:var(--muted);margin-bottom:1.1rem}
.hero h1{font-size:clamp(2.35rem,7.2vw,4.5rem);letter-spacing:-.042em}
.sub{
  margin-top:1.4rem;
  font-size:clamp(1.05rem,2.4vw,1.4rem);
  line-height:1.4;color:var(--muted);font-weight:400;
  max-width:33rem;margin-inline:auto;
}
.actions{
  margin-top:2.2rem;
  display:flex;flex-wrap:wrap;gap:.9rem 2rem;
  align-items:center;justify-content:center;
}
.pill{
  background:var(--blue);color:#fff;text-decoration:none;
  font-size:1rem;font-weight:450;padding:.78rem 1.6rem;border-radius:980px;
  transition:background .2s,transform .25s var(--ease);
}
.pill:hover{background:#0854B4}
.pill:active{transform:scale(.96)}
.chev{color:var(--blue);text-decoration:none;font-size:1rem}
.chev::after{content:" \203A"}
.chev:hover{text-decoration:underline}
.micro{margin-top:1.6rem;font-size:.82rem;color:var(--muted)}

/* =========================================================
   SECTION ÉPINGLÉE
   ========================================================= */
.pin{background:var(--dark);color:var(--paper)}
.pin-track{padding:clamp(4rem,11vh,7rem) 0}
.pin h2{font-size:clamp(1.75rem,4.8vw,3rem);letter-spacing:-.036em}
.pin-foot{margin-top:2.4rem;color:rgba(251,251,253,.5);font-size:.92rem}

/* L'épinglage n'est activé par le script que si la scène tient
   dans l'écran. Sinon la section défile normalement. */
.pin-track.pinned{height:300vh;padding:0}
.pin-track.pinned .pin-stage{
  position:sticky;top:0;min-height:100svh;
  display:flex;align-items:center;
}

.tasks{
  list-style:none;margin:2.75rem auto 0;padding:0;
  max-width:38rem;text-align:left;
}
.tasks li{
  display:flex;align-items:baseline;justify-content:space-between;gap:1.5rem;
  padding:1.05rem 0;
  border-bottom:1px solid var(--hairline-dark);
  font-size:.98rem;
}
.tasks li:first-child{border-top:1px solid var(--hairline-dark)}
.tasks .t{position:relative;color:rgba(251,251,253,.62);transition:color .4s var(--ease)}
.tasks .t::after{
  content:"";position:absolute;left:0;top:53%;
  height:1px;width:0;background:rgba(251,251,253,.45);
}
.tasks b{
  font-weight:400;font-size:.85rem;white-space:nowrap;
  color:var(--blue-lift);opacity:0;transform:translateX(6px);
}
.tasks li.done .t{color:rgba(251,251,253,.34)}
.tasks li.done .t::after{width:100%;transition:width .5s var(--ease)}
.tasks li.done b{
  opacity:1;transform:none;
  transition:opacity .4s var(--ease) .3s,transform .4s var(--ease) .3s;
}

/* =========================================================
   SECTIONS CLAIRES
   ========================================================= */
.section{padding:clamp(4.5rem,12vh,8rem) 0}
.section.alt{background:var(--surface)}
.section h2{font-size:clamp(1.8rem,4.6vw,2.85rem);margin-bottom:3rem}

/* --- tuiles --- */
.tiles{display:grid;gap:1rem;grid-template-columns:repeat(2,1fr)}
.tile{
  background:#fff;border-radius:22px;
  padding:clamp(1.6rem,4vw,2.4rem);
  box-shadow:0 1px 2px rgba(0,0,0,.05),0 14px 34px -22px rgba(0,0,0,.3);
  display:flex;flex-direction:column;
}
.tile-wide{grid-column:1 / -1;background:var(--ink);color:var(--paper)}
.tile-wide .body{color:rgba(251,251,253,.68)}
.tile-wide .price{color:var(--paper)}
.tile-wide .price span{color:rgba(251,251,253,.55)}
.tag{font-size:.76rem;color:var(--blue-lift);margin-bottom:.9rem}
.tile h3{font-size:1.35rem;margin-bottom:.7rem}
.tile .body{color:var(--muted);font-size:.97rem;flex:1}
.price{margin-top:1.8rem;font-size:1.55rem;font-weight:600;letter-spacing:-.035em}
.price span{
  display:block;font-size:.8rem;font-weight:400;
  letter-spacing:-.011em;color:var(--muted);margin-top:.25rem;
}
.fine{margin-top:2rem;font-size:.8rem;color:var(--muted);max-width:36rem}

/* --- méthode --- */
.steps{
  list-style:none;counter-reset:s;margin:0;padding:0;
  display:grid;gap:2.6rem;grid-template-columns:repeat(2,1fr);
}
.steps li{counter-increment:s;padding-top:2.6rem;position:relative}
.steps li::before{
  content:counter(s);
  position:absolute;top:0;left:0;
  font-size:.78rem;color:var(--muted);
  border-top:1.5px solid var(--ink);padding-top:.55rem;width:1.4rem;
}
.steps h3{font-size:1.2rem;margin-bottom:.6rem}
.steps p{color:var(--muted);font-size:.97rem;max-width:24rem}

/* --- carrousel --- */
.carousel-section{padding-bottom:clamp(3.5rem,9vh,6rem)}
.carousel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem}
.carousel-head h2{margin-bottom:0}
.arrows{display:flex;gap:.5rem;flex-shrink:0}
.arrow{
  width:36px;height:36px;border-radius:50%;
  border:none;background:rgba(0,0,0,.055);color:var(--ink);
  display:grid;place-items:center;cursor:pointer;
  transition:background .2s,opacity .2s;
}
.arrow svg{width:18px;height:18px}
.arrow:hover{background:rgba(0,0,0,.1)}
.arrow[disabled]{opacity:.3;cursor:default}
.arrow[disabled]:hover{background:rgba(0,0,0,.055)}

.rail{
  list-style:none;margin:2.5rem 0 0;
  padding:.5rem var(--gut) 1.5rem;
  display:flex;gap:1rem;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{display:none}
.card{
  flex:0 0 min(80vw,21rem);
  scroll-snap-align:center;
  background:var(--ink);color:var(--paper);
  border-radius:22px;padding:1.9rem;
  min-height:19rem;display:flex;flex-direction:column;
}
.card-kicker{font-size:.76rem;color:var(--blue-lift);margin-bottom:.8rem}
.card h3{font-size:1.5rem;margin-bottom:.8rem;letter-spacing:-.03em}
.card p{color:rgba(251,251,253,.66);font-size:.95rem;flex:1}
.stack{
  margin-top:1.4rem !important;font-size:.78rem;
  color:rgba(251,251,253,.42) !important;flex:none !important;
}

/* --- fermeture --- */
.closing{padding:clamp(5rem,15vh,9.5rem) 0;background:var(--surface)}
.closing h2{font-size:clamp(1.9rem,5vw,3rem)}

/* =========================================================
   PIED DE PAGE
   ========================================================= */
footer{
  border-top:1px solid var(--hairline);
  padding:2.75rem 0 3.25rem;
  text-align:center;
}
.credit{
  font-size:.9rem;color:var(--muted);
}
.credit strong{
  display:block;margin-top:.2rem;
  font-weight:550;font-size:1rem;color:var(--ink);
  letter-spacing:-.02em;
}
.footer-links{
  margin-top:1.4rem;font-size:.85rem;
  display:flex;justify-content:center;align-items:center;gap:.6rem;
}
.footer-links a{color:var(--muted);text-decoration:none;transition:color .2s}
.footer-links a:hover{color:var(--blue)}
.legal{
  margin-top:1.1rem;font-size:.75rem;color:var(--muted);opacity:.75;
  display:flex;justify-content:center;align-items:center;gap:.5rem;
  flex-wrap:wrap;
}
.dot{opacity:.5}

/* --- révélation --- */
html.js:not(.reduced) .reveal{opacity:0;transform:translateY(24px)}
html.js:not(.reduced) .reveal.in{
  opacity:1;transform:none;
  transition:opacity .9s var(--ease),transform .9s var(--ease);
}

:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* =========================================================
   MOBILE
   ========================================================= */
@media (max-width:820px){

  /* barre : hamburger à gauche, marque au centre, langue à droite */
  .nav-inner{
    display:grid;
    grid-template-columns:40px 1fr 40px;
    align-items:center;gap:.5rem;
  }
  .burger{display:grid;justify-self:start;margin-left:-9px}
  .mark{justify-self:center;margin-right:0;font-size:1rem}
  #lang{justify-self:end}

  /* panneau déroulant */
  .links{
    position:absolute;top:100%;left:0;right:0;
    display:block;
    background:rgba(251,251,253,.94);
    -webkit-backdrop-filter:saturate(180%) blur(20px);
    backdrop-filter:saturate(180%) blur(20px);
    border-bottom:1px solid var(--hairline);
    max-height:0;overflow:hidden;
    transition:max-height .38s var(--ease);
  }
  .nav.dark .links{
    background:rgba(8,8,10,.94);
    border-bottom-color:var(--hairline-dark);
  }
  .links a{
    display:block;padding:1.05rem var(--gut);
    font-size:1.05rem;color:var(--ink);
    border-top:1px solid var(--hairline);
  }
  .nav.dark .links a{color:var(--paper);border-top-color:var(--hairline-dark)}
  .menu-only{display:block}
  .nav.open .links{max-height:20rem}

  /* hamburger qui devient une croix */
  .nav.open .burger span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav.open .burger span:nth-child(2){opacity:0}
  .nav.open .burger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

  .tiles{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:2.2rem}
  .arrows{display:none}
  .tasks li{flex-direction:column;gap:.25rem;align-items:flex-start}
  .tasks{margin-top:2.25rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rail{scroll-behavior:auto}
  .pill,.tasks li.done .t::after,.tasks li.done b,.tasks .t,
  .burger span,.links{transition:none}
}