/* ============================================================
   ALTHEIS - studio créatif
   Système : le prisme. Une lumière, huit facettes, trois métiers.
   ============================================================ */

:root{
  /* spectre issu du logo */
  --v-deep:#6820FC;
  --v-core:#9868FC;
  --v-soft:#BC9CFC;
  --v-orchid:#D87CFC;
  --v-pale:#E4A4FC;

  --ink:#07040E;
  --ink-2:#0E0818;
  --ink-3:#160D26;
  --paper:#F4F0FA;
  --paper-dim:rgba(244,240,250,.56);
  --paper-faint:rgba(244,240,250,.44);
  --line:rgba(244,240,250,.15);

  --ff-display:"Bricolage Grotesque","Helvetica Neue",Arial,sans-serif;
  --ff-body:"Bricolage Grotesque","Helvetica Neue",Arial,sans-serif;
  --ff-serif:"Instrument Serif",Georgia,serif;
  --ff-mono:"DM Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --pad:clamp(1.25rem,4vw,4.5rem);
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.65,.05,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html:focus-within{scroll-behavior:smooth}
body{
  margin:0;background:var(--ink);color:var(--paper);
  font-family:var(--ff-body);font-weight:300;
  font-size:clamp(.95rem,.55vw + .82rem,1.05rem);line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
::selection{background:var(--v-orchid);color:var(--ink)}
:focus-visible{outline:2px solid var(--v-orchid);outline-offset:3px;border-radius:2px}

/* ---------- typographie utilitaire ---------- */
.label{
  font-family:var(--ff-mono);font-size:.66rem;font-weight:400;
  letter-spacing:.22em;text-transform:uppercase;color:var(--v-soft);
  display:inline-block;
}
.ital{font-family:var(--ff-serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
.h2{
  font-family:var(--ff-display);font-weight:700;
  font-size:clamp(2.4rem,7vw,6.4rem);line-height:.92;letter-spacing:-.045em;
  margin:.5em 0 0;
}
.h2 .ital{font-weight:400;letter-spacing:-.02em}

/* ============ GRAIN + PRISM ============ */
.prism{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.9}
.grain{
  position:fixed;inset:-200%;z-index:1;pointer-events:none;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 6s steps(6) infinite;will-change:transform;
}
@keyframes grain{
  0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-4%)}
  60%{transform:translate(-3%,-3%)}80%{transform:translate(4%,2%)}100%{transform:translate(0,0)}
}
main,.nav,.footer,.menu{position:relative;z-index:2}

/* ============ LOADER ============ */
.loader{
  position:fixed;inset:0;z-index:999;background:var(--ink);
  display:grid;place-items:center;
  transition:clip-path 1.1s var(--ease);
  clip-path:inset(0 0 0 0);
}
.loader.is-done{clip-path:inset(0 0 100% 0);pointer-events:none}
.loader__inner{display:flex;flex-direction:column;align-items:center;gap:1.4rem;width:min(320px,70vw)}
.loader__gem{width:88px;height:88px;overflow:visible}
.loader__gem .f{opacity:0;transform-origin:500px 500px;transform:scale(.6) rotate(-12deg);
  animation:facetIn .9s var(--ease) forwards}
.loader__gem .f:nth-child(1){animation-delay:.05s}
.loader__gem .f:nth-child(2){animation-delay:.12s}
.loader__gem .f:nth-child(3){animation-delay:.19s}
.loader__gem .f:nth-child(4){animation-delay:.26s}
.loader__gem .f:nth-child(5){animation-delay:.33s}
.loader__gem .f:nth-child(6){animation-delay:.40s}
.loader__gem .f:nth-child(7){animation-delay:.47s}
.loader__gem .f:nth-child(8){animation-delay:.54s}
@keyframes facetIn{to{opacity:1;transform:scale(1) rotate(0)}}
.loader__meta{display:flex;justify-content:space-between;width:100%;
  font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.26em;color:var(--paper-dim)}
.loader__bar{width:100%;height:1px;background:var(--line);overflow:hidden}
.loader__bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--v-deep),var(--v-pale))}

/* ============ CURSOR ============ */
.cursor,.cursor-dot{position:fixed;top:0;left:0;z-index:900;pointer-events:none;border-radius:50%;
  will-change:transform;mix-blend-mode:difference}
.cursor{width:38px;height:38px;border:1px solid rgba(244,240,250,.6);
  transition:width .4s var(--ease),height .4s var(--ease),background-color .4s var(--ease),border-color .4s var(--ease);
  display:grid;place-items:center}
.cursor-dot{width:4px;height:4px;background:var(--paper)}
.cursor.is-big{width:96px;height:96px;background:var(--paper);border-color:transparent}
.cursor__label{font-family:var(--ff-mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink);opacity:0;transition:opacity .25s;white-space:nowrap;mix-blend-mode:normal}
.cursor.is-big .cursor__label{opacity:1}
@media (hover:none),(pointer:coarse){.cursor,.cursor-dot{display:none}}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;gap:2rem;
  padding:1.15rem var(--pad);
  transition:transform .55s var(--ease),background-color .5s,backdrop-filter .5s,border-color .5s;
  border-bottom:1px solid transparent;
}
.nav.is-solid{background:rgba(7,4,14,.72);backdrop-filter:blur(18px) saturate(1.3);border-bottom-color:var(--line)}
.nav.is-hidden{transform:translateY(-115%)}
.nav__brand{display:flex;align-items:center;gap:.6rem;margin-right:auto}
.nav__gem{width:26px;height:26px;transition:transform .8s var(--ease)}
.nav__brand:hover .nav__gem{transform:rotate(180deg) scale(1.08)}
.nav__name{font-family:var(--ff-display);font-weight:700;letter-spacing:.18em;font-size:.82rem}
.nav__links{display:flex;gap:1.7rem}
.nav__links a{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--paper-dim);transition:color .3s}
.nav__links a:hover{color:var(--paper)}
.nav__cta{
  font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:100px;padding:.62rem 1.15rem;
  position:relative;overflow:hidden;isolation:isolate;
}
.nav__cta::before{content:"";position:absolute;inset:0;background:var(--paper);z-index:-1;
  transform:translateY(101%);transition:transform .5s var(--ease)}
.nav__cta:hover{color:var(--ink);border-color:var(--paper)}
.nav__cta:hover::before{transform:translateY(0)}
.nav__burger{display:none;background:none;border:0;padding:.5rem;cursor:pointer;width:40px}
.nav__burger i{display:block;height:1px;background:var(--paper);margin:5px 0;transition:transform .4s var(--ease),opacity .3s}
.nav__burger[aria-expanded="true"] i:first-child{transform:translateY(3px) rotate(45deg)}
.nav__burger[aria-expanded="true"] i:last-child{transform:translateY(-3px) rotate(-45deg)}

.menu{position:fixed;inset:0;z-index:99;background:var(--ink-2);
  display:grid;place-items:center;clip-path:inset(0 0 100% 0);
  transition:clip-path .8s var(--ease);pointer-events:none}
.menu.is-open{clip-path:inset(0 0 0 0);pointer-events:auto}
.menu__list{display:flex;flex-direction:column;gap:.3rem;padding:var(--pad)}
.menu__list a{font-family:var(--ff-display);font-weight:700;font-size:clamp(2rem,9vw,3.4rem);
  letter-spacing:-.04em;line-height:1.05;display:flex;align-items:baseline;gap:1rem;
  opacity:0;transform:translateY(24px);transition:opacity .5s var(--ease),transform .5s var(--ease),color .3s}
.menu.is-open .menu__list a{opacity:1;transform:none}
.menu__list a:nth-child(1){transition-delay:.16s}.menu__list a:nth-child(2){transition-delay:.22s}
.menu__list a:nth-child(3){transition-delay:.28s}.menu__list a:nth-child(4){transition-delay:.34s}
.menu__list a:nth-child(5){transition-delay:.40s}.menu__list a:nth-child(6){transition-delay:.46s}
.menu__list a em{font-family:var(--ff-mono);font-style:normal;font-size:.7rem;color:var(--v-soft);letter-spacing:.2em}
.menu__list a:hover{color:var(--v-orchid)}

/* ============ HERO ============ */
.hero{
  min-height:100svh;padding:calc(4.5rem + var(--pad)) var(--pad) 0;
  display:flex;flex-direction:column;justify-content:space-between;position:relative;
}
.hero__grid{position:absolute;inset:0;display:grid;grid-template-columns:repeat(5,1fr);pointer-events:none;opacity:.5}
.hero__grid i{border-left:1px solid rgba(244,240,250,.045)}
.hero__grid i:last-child{border-right:1px solid rgba(244,240,250,.045)}

.hero__top{display:flex;flex-wrap:wrap;gap:1rem 2rem;align-items:center}
.tag{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--paper-dim);display:inline-flex;align-items:center;gap:.5rem}
.tag--dim{color:var(--v-soft)}
.dot{width:6px;height:6px;border-radius:50%;background:#6EE7A8;box-shadow:0 0 0 0 rgba(110,231,168,.7);
  animation:pulse 2.4s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(110,231,168,0)}100%{box-shadow:0 0 0 0 rgba(110,231,168,0)}}

.hero__title{
  font-family:var(--ff-display);font-weight:800;
  font-size:clamp(4rem,20.5vw,20rem);line-height:.78;letter-spacing:-.055em;
  margin:clamp(2rem,7vh,5rem) 0 clamp(1.5rem,5vh,3rem);
  text-transform:uppercase;
}
.hero__title .ch{display:inline-block;will-change:transform}
.hero__title .ch:nth-child(odd){color:var(--paper)}
.hero__title .ch:nth-child(even){color:var(--paper)}

.hero__bottom{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;align-items:flex-end;
  padding-bottom:1.6rem}
.hero__lede{max-width:34ch;font-size:clamp(1.05rem,1.35vw,1.4rem);line-height:1.45;color:var(--paper-dim)}
.hero__lede .ital{color:var(--paper);font-size:1.12em}
.hero__side{display:flex;flex-direction:column;align-items:flex-end;gap:1.8rem;text-align:right}
.hero__by{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.1em;line-height:1.9;color:var(--paper)}
.hero__by span{color:var(--paper-faint)}
.scrolldown{display:flex;align-items:center;gap:.7rem;font-family:var(--ff-mono);font-size:.64rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--paper-dim)}
.scrolldown i{width:1px;height:44px;background:linear-gradient(var(--v-orchid),transparent);position:relative;overflow:hidden}
.scrolldown i::after{content:"";position:absolute;inset:0;background:var(--paper);animation:drop 2s var(--ease-io) infinite}
@keyframes drop{0%{transform:translateY(-100%)}60%,100%{transform:translateY(100%)}}

.hero__marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:.85rem 0;overflow:hidden;margin:0 calc(var(--pad) * -1)}
.marquee{display:flex;width:max-content;will-change:transform}
.marquee span{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--paper-faint);white-space:nowrap;padding-right:1.5rem}

/* ============ MANIFESTE ============ */
.manifeste{padding:clamp(6rem,16vh,12rem) var(--pad)}
.manifeste__text{
  font-family:var(--ff-display);font-weight:400;
  font-size:clamp(1.5rem,4.1vw,3.5rem);line-height:1.18;letter-spacing:-.03em;
  max-width:22ch;margin-top:2rem;max-width:min(100%,24ch);
}
.manifeste__text .w{color:rgba(244,240,250,.16);transition:color .35s var(--ease)}
.manifeste__text .w.on{color:var(--paper)}
.manifeste__foot{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1px;
  margin-top:clamp(4rem,10vh,8rem);background:var(--line);border-block:1px solid var(--line);
}
.manifeste__foot > div{background:var(--ink);padding:1.8rem 1.4rem}
.manifeste__foot strong{display:block;font-family:var(--ff-display);font-weight:700;
  font-size:clamp(2.2rem,4.5vw,3.6rem);letter-spacing:-.045em;line-height:1;
  background:linear-gradient(120deg,var(--v-pale),var(--v-core) 60%,var(--v-deep));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.manifeste__foot span{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--paper-faint);margin-top:.6rem;display:block}

/* ============ FACETTES ============ */
.facets{position:relative}
.facets__sticky{position:sticky;top:0;height:100svh;display:flex;flex-direction:column;
  justify-content:center;gap:clamp(2rem,5vh,4rem);overflow:hidden;padding:6rem 0 3rem}
.facets__head{padding:0 var(--pad)}
.facets__track{display:flex;gap:clamp(1rem,2.4vw,2.4rem);padding-left:var(--pad);will-change:transform}
.facet{
  flex:0 0 clamp(300px,42vw,700px);border:1px solid var(--line);border-radius:2px;
  padding:clamp(1.5rem,2.4vw,2.4rem);display:flex;flex-direction:column;gap:1rem;
  background:linear-gradient(160deg,rgba(255,255,255,.035),rgba(255,255,255,0));
  position:relative;overflow:hidden;min-height:clamp(360px,46vh,520px);
}
.facet::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--acc);
  transform:scaleX(0);transform-origin:left;transition:transform .8s var(--ease)}
.facet.in::before{transform:scaleX(1)}
.facet::after{content:"";position:absolute;width:340px;height:340px;right:-140px;bottom:-160px;
  background:radial-gradient(circle,var(--acc),transparent 70%);opacity:.16;filter:blur(20px)}
.facet__num{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.24em;color:var(--acc)}
.facet h3{font-family:var(--ff-display);font-weight:700;font-size:clamp(1.7rem,3vw,2.6rem);
  letter-spacing:-.04em;line-height:1}
.facet__claim{color:var(--paper-dim);font-size:.98rem;max-width:30ch}
.facet ul{margin-top:auto;display:grid;gap:.1rem;border-top:1px solid var(--line);padding-top:1rem}
.facet ul li{font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.06em;color:var(--paper-dim);
  padding:.34rem 0;border-bottom:1px solid rgba(244,240,250,.05)}
.facet__go{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--acc);display:inline-flex;gap:.6rem;margin-top:1rem;align-items:center}
.facet__go i{font-style:normal;transition:transform .4s var(--ease)}
.facet__go:hover i{transform:translateX(6px)}

/* ============ SECTION HEAD ============ */
.section__head{padding:clamp(6rem,14vh,11rem) var(--pad) clamp(3rem,7vh,5rem);max-width:1500px}
.section__intro{max-width:52ch;margin-top:2rem;color:var(--paper-dim);font-size:clamp(1rem,1.1vw,1.15rem)}

/* ============ PROJETS ============ */
.projects{display:flex;flex-direction:column;gap:clamp(6rem,14vh,12rem)}
.project{padding:0 var(--pad);display:grid;gap:clamp(2rem,5vw,4.5rem);
  grid-template-columns:minmax(0,1.25fr) minmax(0,.85fr);align-items:center}
.project--alt{direction:rtl}
.project--alt > *{direction:ltr}

.project__media{position:relative;padding-bottom:2.5rem}
.browser{border-radius:10px;overflow:hidden;border:1px solid rgba(244,240,250,.12);
  background:#120B1E;box-shadow:0 40px 90px -30px rgba(0,0,0,.9),0 0 0 1px rgba(0,0,0,.4);
  transform-style:preserve-3d;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.browser:hover{box-shadow:0 60px 120px -30px rgba(104,32,252,.35),0 0 0 1px rgba(216,124,252,.25)}
.browser__bar{display:flex;align-items:center;gap:.4rem;padding:.6rem .9rem;background:rgba(244,240,250,.045);
  border-bottom:1px solid rgba(244,240,250,.08)}
.browser__bar i{width:8px;height:8px;border-radius:50%;background:rgba(244,240,250,.2)}
.browser__bar span{margin-left:.8rem;font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.06em;
  color:var(--paper-faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.browser__view{aspect-ratio:16/10;overflow:hidden}
.browser__view img{width:100%;height:100%;object-fit:cover;object-position:top center}

.phone{position:absolute;right:-1rem;bottom:0;width:clamp(96px,12vw,164px);
  border-radius:18px;overflow:hidden;border:4px solid #17102A;
  box-shadow:0 30px 60px -18px rgba(0,0,0,.95);background:#17102A}
.phone img{width:100%;aspect-ratio:9/17;object-fit:cover;object-position:top center}

.project__num{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.24em;color:var(--v-soft)}
.project__title{font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.9rem,4.2vw,3.4rem);line-height:.98;letter-spacing:-.045em;margin:.7rem 0 1.1rem}
.project__desc{color:var(--paper-dim);max-width:44ch}
.project__meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1.2rem;
  margin:2rem 0;padding-top:1.4rem;border-top:1px solid var(--line)}
.project__meta dt{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--paper-faint);margin-bottom:.4rem}
.project__meta dd{font-size:.88rem}
.btn{display:inline-flex;align-items:center;gap:.8rem;border:1px solid var(--paper);border-radius:100px;
  padding:.85rem 1.5rem;font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;position:relative;overflow:hidden;isolation:isolate}
.btn::before{content:"";position:absolute;inset:0;background:var(--paper);z-index:-1;
  transform:translateY(101%);transition:transform .5s var(--ease)}
.btn:hover{color:var(--ink)}
.btn:hover::before{transform:translateY(0)}
.btn i{font-style:normal;transition:transform .4s var(--ease)}
.btn:hover i{transform:translate(3px,-3px)}

.project__strip{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:clamp(.8rem,1.6vw,1.6rem);
  margin-top:clamp(1.5rem,4vh,3rem)}
.project__strip img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top center;
  border-radius:6px;border:1px solid rgba(244,240,250,.08);filter:saturate(.92)}

/* ============ MOTION ============ */
.motion__feature{margin:0 var(--pad);display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:clamp(1.5rem,3vw,3rem);align-items:end}
.motion__feature video{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;
  border:1px solid rgba(244,240,250,.1);background:#0E0818}
.motion__feature figcaption{display:flex;flex-direction:column;gap:.9rem;padding-bottom:.5rem}
.motion__feature h3{font-family:var(--ff-display);font-weight:700;font-size:clamp(1.6rem,3vw,2.6rem);
  letter-spacing:-.04em;line-height:1}
.motion__feature p{color:var(--paper-dim);max-width:38ch}
.motion__fmt{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--paper-faint)}

.motion__grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(.8rem,1.6vw,1.6rem);
  margin:clamp(2rem,6vh,4.5rem) var(--pad) 0}
.mcard{position:relative;border-radius:8px;overflow:hidden;border:1px solid rgba(244,240,250,.1);
  background:#0E0818}
.mcard--wide{grid-column:span 6}
.mcard--tall{grid-column:span 3}
.mcard video{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.mcard--wide video{aspect-ratio:16/9}
.mcard--tall video{aspect-ratio:9/16}
.mcard:hover video{transform:scale(1.04)}
.mcard figcaption{position:absolute;inset:auto 0 0 0;padding:1.1rem;
  background:linear-gradient(transparent,rgba(7,4,14,.9));display:flex;flex-direction:column;gap:.25rem}
.mcard h4{font-family:var(--ff-display);font-weight:600;font-size:.95rem;letter-spacing:-.02em}
.mcard figcaption span{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--paper-faint)}

/* ============================================================
   BRANDING : cartes qui s'empilent au défilement
   Chaque carte se fige sous la précédente, avec un léger retrait
   et un assombrissement de celle qui passe dessous.
   La hauteur est bornée au viewport, sinon rien ne se fige.
   ============================================================ */
.brands{
  display:flex;flex-direction:column;
  gap:clamp(1.4rem,3.5vh,3rem);
  padding:0 var(--pad) clamp(4rem,12vh,9rem);
  --stack-base:clamp(5.2rem,11vh,7rem);
}
.brand{
  position:sticky;top:var(--stack-top,5rem);
  height:clamp(460px,76vh,690px);
  --brand-pad:clamp(1.4rem,2.8vw,2.8rem);
  padding:var(--brand-pad);
  background:var(--bg);color:var(--ink2);
  border-radius:8px;overflow:hidden;
  display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.3fr);
  gap:clamp(1.2rem,2.4vw,2.6rem);align-items:stretch;
  transform-origin:50% 0;will-change:transform,filter;
  box-shadow:0 -18px 50px -24px rgba(0,0,0,.75);
}
.brand:nth-child(1){--stack-top:var(--stack-base)}
.brand:nth-child(2){--stack-top:calc(var(--stack-base) + 15px)}
.brand:nth-child(3){--stack-top:calc(var(--stack-base) + 30px)}
.brand:nth-child(4){--stack-top:calc(var(--stack-base) + 45px)}
.brand:nth-child(5){--stack-top:calc(var(--stack-base) + 60px)}

.brand__head{display:flex;flex-direction:column;min-height:0;overflow:hidden}
.brand__num{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.24em;color:var(--ink)}
.brand h3{font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.7rem,3.4vw,2.9rem);letter-spacing:-.045em;line-height:1;
  margin:.5rem 0 .45rem;color:var(--ink)}
.brand__cat{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.14em;
  text-transform:uppercase;opacity:.7;margin-bottom:1rem}
.brand__desc{max-width:42ch;opacity:.85;font-size:.92rem;line-height:1.55}
.brand__deliv{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.2rem}
.brand__deliv li{font-family:var(--ff-mono);font-size:.58rem;letter-spacing:.1em;
  text-transform:uppercase;border:1px solid currentColor;border-radius:100px;
  padding:.3rem .68rem;opacity:.62}
.brand__link{margin-top:auto;padding-top:1.2rem}

/* galerie : une seule rangée qui se fait glisser */
.brand__gallery{
  display:flex;gap:.7rem;height:100%;min-height:0;
  overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x proximity;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;
  scroll-padding-left:0;
}
.brand__gallery::-webkit-scrollbar{display:none}
.g{
  flex:0 0 auto;height:100%;position:relative;
  border-radius:4px;overflow:hidden;background:rgba(0,0,0,.06);
  scroll-snap-align:start;
}
.g img,.g video{height:100%;width:auto;max-width:none;display:block;
  object-fit:cover;transition:transform 1s var(--ease)}
.g:hover img,.g:hover video{transform:scale(1.04)}
.g--sheet{background:rgba(0,0,0,.05);padding:clamp(.5rem,1vw,1rem)}
.g--sheet img{object-fit:contain}
.g--mark{background:#F3F0EE;display:grid;place-items:center;padding:clamp(1rem,2vw,2rem)}
.g--mark img{object-fit:contain;mix-blend-mode:multiply}
.g--video figcaption{position:absolute;left:.7rem;bottom:.7rem;font-family:var(--ff-mono);
  font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;
  background:rgba(0,0,0,.55);padding:.28rem .6rem;border-radius:100px;backdrop-filter:blur(6px)}

/* indice de glissement */
.brand__swipe{
  display:flex;align-items:center;gap:.8rem;margin-top:.8rem;
  font-family:var(--ff-mono);font-size:.56rem;letter-spacing:.16em;
  text-transform:uppercase;opacity:.5;grid-column:2;
}
.brand__swipe i{display:block;width:24px;height:1px;background:currentColor;position:relative;
  animation:swipeHint 2.4s var(--ease-io) infinite}
.brand__swipe i::after{content:"";position:absolute;right:0;top:-2px;width:5px;height:5px;
  border-top:1px solid currentColor;border-right:1px solid currentColor;transform:rotate(45deg)}
@keyframes swipeHint{0%,100%{transform:translateX(0)}50%{transform:translateX(6px)}}

@media (max-width:900px){
  .brand{
    grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr) auto;
    height:clamp(500px,82vh,700px);
  }
  .brand__desc{font-size:.86rem;max-width:none}
  .brand__deliv{margin-top:.9rem}
  .brand__link{margin-top:.9rem;padding-top:0}
  .brand__swipe{grid-column:1;margin-top:.6rem}
  .brands{--stack-base:4.6rem}
}
@media (prefers-reduced-motion:reduce){
  .brand{position:static;height:auto}
  .brand__gallery{height:auto}
  .g img,.g video{height:auto;width:100%}
  .brand__swipe i{animation:none}
}

/* ============ STUDIO ============ */
.studio{padding:clamp(7rem,16vh,13rem) var(--pad) clamp(4rem,10vh,8rem)}
.studio__grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(2rem,5vw,5rem)}
.studio__left{position:sticky;top:clamp(6rem,14vh,9rem);height:max-content}
.studio__role{font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--v-soft);margin-top:1.4rem}
.studio__lead{font-family:var(--ff-display);font-weight:400;font-size:clamp(1.3rem,2.5vw,2.1rem);
  line-height:1.24;letter-spacing:-.03em;margin-bottom:1.8rem}
.studio__right p{color:var(--paper-dim);max-width:56ch;margin-bottom:1.1rem}
.studio__right strong{color:var(--paper);font-weight:600}
.studio__facts{margin-top:2.6rem;border-top:1px solid var(--line)}
.studio__facts li{display:grid;grid-template-columns:minmax(90px,.28fr) 1fr;gap:1rem;
  padding:1rem 0;border-bottom:1px solid var(--line)}
.studio__facts span{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--paper-faint)}
.studio__facts strong{font-weight:400;font-size:.92rem}

.process{margin-top:clamp(5rem,12vh,9rem)}
.process__title{font-family:var(--ff-display);font-weight:700;font-size:clamp(1.8rem,4vw,3rem);
  letter-spacing:-.045em;margin-bottom:2.6rem}
.process ol{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line)}
.process li{background:var(--ink);padding:2rem 1.6rem;display:flex;flex-direction:column;gap:.7rem;
  transition:background-color .5s var(--ease)}
.process li:hover{background:var(--ink-3)}
.process li span{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.24em;color:var(--v-orchid)}
.process li h4{font-family:var(--ff-display);font-weight:600;font-size:1.15rem;letter-spacing:-.02em}
.process li p{color:var(--paper-dim);font-size:.88rem}

/* ============ CONTACT ============ */
.contact{padding:clamp(6rem,14vh,11rem) var(--pad) 0;text-align:center;
  display:flex;flex-direction:column;align-items:center}
.contact__big{font-family:var(--ff-display);font-weight:800;
  font-size:clamp(3rem,15vw,13rem);line-height:.85;letter-spacing:-.05em;
  margin:1.4rem 0 1.6rem;text-transform:uppercase}
.contact__big .ch{display:inline-block}
.contact__sub{max-width:44ch;color:var(--paper-dim)}
.contact__mail{margin:2.8rem 0 clamp(4rem,10vh,7rem);position:relative;
  font-family:var(--ff-display);font-weight:600;font-size:clamp(1.05rem,2.4vw,1.9rem);
  letter-spacing:-.03em;padding-bottom:.35rem}
.contact__mail::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--paper);transform:scaleX(1);transform-origin:right;transition:transform .5s var(--ease)}
.contact__mail:hover::after{transform:scaleX(0)}
.contact__marquee{width:100vw;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:1.1rem 0;overflow:hidden}
.contact__marquee .marquee span{font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.6rem,5vw,3.6rem);letter-spacing:-.04em;text-transform:none;
  color:var(--paper);padding-right:2rem}

/* ============ FOOTER ============ */
.footer{padding:clamp(4rem,9vh,7rem) var(--pad) 2rem}
.footer__row{display:grid;grid-template-columns:auto 1fr auto;gap:2.5rem;align-items:start;
  padding-bottom:3rem;border-bottom:1px solid var(--line)}
.footer__gem{width:44px;height:44px}
.footer__row p{color:var(--paper-dim);font-size:.9rem;line-height:1.7}
.footer__nav{display:grid;gap:.5rem;text-align:right}
.footer__nav a{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper-dim);transition:color .3s}
.footer__nav a:hover{color:var(--v-orchid)}
.footer__base{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;padding-top:1.6rem;
  font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper-faint)}

/* ============ REVEALS ============ */
[data-reveal]{opacity:0;transform:translateY(34px);
  transition:opacity 1s var(--ease),transform 1s var(--ease);
  transition-delay:calc(var(--i,0) * 80ms)}
[data-reveal].in{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .nav__links{display:none}
  .nav__cta{display:none}
  .nav__burger{display:block}
  .project,.project--alt{grid-template-columns:1fr;direction:ltr}
  .project__strip{grid-template-columns:1fr}
  .motion__feature{grid-template-columns:1fr}
  .mcard--wide{grid-column:span 12}
  .mcard--tall{grid-column:span 6}
  .studio__grid{grid-template-columns:1fr}
  .studio__left{position:static}
}
@media (max-width:680px){
  .hero{justify-content:flex-start}
  .hero__title{margin:clamp(1.5rem,5vh,3rem) 0 clamp(1.2rem,3vh,2rem)}
  .hero__bottom{padding-bottom:1rem;margin-top:auto}
  .hero__side{align-items:flex-start;text-align:left}
  .hero__bottom{flex-direction:column;align-items:flex-start}
  .footer__row{grid-template-columns:1fr;gap:1.6rem}
  .footer__nav{text-align:left;grid-template-columns:1fr 1fr}
  .project__strip{grid-template-columns:1fr}
  .phone{width:84px;right:0}
  .manifeste__foot{grid-template-columns:1fr 1fr}
  .facets__sticky{position:static;height:auto;padding:0 0 3rem}
  .facets__track{
    flex-direction:row;padding:.4rem var(--pad) 1.2rem;transform:none !important;
    overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;
    -webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;
  }
  .facets__track::-webkit-scrollbar{display:none}
  .facet{flex:0 0 84%;min-height:0;scroll-snap-align:center}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important}
  [data-reveal]{opacity:1;transform:none}
  .grain{animation:none}
  .manifeste__text .w{color:var(--paper)}
}

/* panneau de synthèse des facettes */
.facet--cta{background:linear-gradient(160deg,rgba(216,124,252,.14),rgba(104,32,252,.06));
  border-color:rgba(228,164,252,.3)}
.facet--cta .facet__claim{font-size:1.02rem;color:var(--paper);max-width:34ch}
.facet--cta h3{margin-bottom:.4rem}
.facet--cta .facet__go{margin-top:auto}

/* vignette logo sur fond clair dans une galerie sombre */

/* planches, chartes et menus : format portrait, jamais recadrés */

/* lien d'évitement clavier */
.skip{position:absolute;left:-9999px;top:0;z-index:1000;background:var(--paper);color:var(--ink);
  padding:.8rem 1.2rem;font-family:var(--ff-mono);font-size:.72rem;letter-spacing:.1em}
.skip:focus{left:1rem;top:1rem}

/* ============ MARQUEURS DE CHAPITRE ============
   Remplacent les micro-labels : on doit voir qu'on change de catégorie. */
.chapter{
  display:flex;align-items:center;gap:clamp(.9rem,2vw,1.8rem);
  padding-bottom:clamp(.9rem,1.8vh,1.3rem);
  border-bottom:1px solid var(--line);
  margin-bottom:clamp(1.6rem,4vh,3rem);
}
.chapter__num{
  font-family:var(--ff-display);font-weight:800;
  font-size:clamp(1.9rem,4.4vw,3.6rem);line-height:.82;letter-spacing:-.05em;
  color:transparent;-webkit-text-stroke:1.4px var(--v-core);
  flex:0 0 auto;
}
.chapter__name{
  font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.35rem,3.2vw,2.6rem);line-height:1;letter-spacing:.01em;
  text-transform:uppercase;
  background:linear-gradient(100deg,var(--v-pale),var(--v-core) 55%,var(--v-deep));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  flex:0 0 auto;
}
.chapter__rule{flex:1 1 auto;height:1px;
  background:linear-gradient(90deg,var(--v-core),transparent);opacity:.5}

/* le chapitre du manifeste et du contact ne vivent pas dans .section__head */
.manifeste .chapter,.contact .chapter,.facets__head .chapter,.studio__left .chapter{width:100%}
.contact .chapter{text-align:left}
@media (max-width:680px){
  .chapter{gap:.8rem}
  .chapter__rule{display:none}
}

/* ============ MARQUE EN HÉROS ============
   Le cristal doit être la première chose que l'on voit. */
.hero__mark{position:relative;display:flex;align-items:flex-end;
  margin-top:clamp(1.4rem,5vh,3.2rem)}
.hero__mark::after{content:"";position:absolute;left:-6%;top:-24%;
  width:clamp(240px,34vw,560px);aspect-ratio:1;
  background:radial-gradient(circle,rgba(152,104,252,.34),rgba(216,124,252,.10) 42%,transparent 68%);
  filter:blur(14px);pointer-events:none;z-index:-1}
.hero__gem{width:clamp(124px,16vw,286px);height:auto;overflow:visible;
  filter:drop-shadow(0 22px 56px rgba(104,32,252,.62))}
.hero__gem .f{opacity:0;transform-origin:500px 500px;transform:scale(.55) rotate(-14deg)}
body.is-ready .hero__gem .f{animation:facetIn .95s var(--ease) forwards}
body.is-ready .hero__gem .f:nth-child(1){animation-delay:.06s}
body.is-ready .hero__gem .f:nth-child(2){animation-delay:.13s}
body.is-ready .hero__gem .f:nth-child(3){animation-delay:.20s}
body.is-ready .hero__gem .f:nth-child(4){animation-delay:.27s}
body.is-ready .hero__gem .f:nth-child(5){animation-delay:.34s}
body.is-ready .hero__gem .f:nth-child(6){animation-delay:.41s}
body.is-ready .hero__gem .f:nth-child(7){animation-delay:.48s}
body.is-ready .hero__gem .f:nth-child(8){animation-delay:.55s}
body.is-ready .hero__gem{animation:gemFloat 7s ease-in-out 1.6s infinite}
@keyframes gemFloat{
  0%,100%{transform:translateY(0) rotate(0)}
  50%{transform:translateY(-11px) rotate(2.4deg)}
}
@media (prefers-reduced-motion:reduce){
  .hero__gem .f{opacity:1 !important;transform:none !important;animation:none !important}
  body.is-ready .hero__gem{animation:none}
}
/* le titre se resserre pour laisser la place à la marque */
.hero__title{margin-top:clamp(.8rem,2.4vh,1.8rem)}
@media (max-width:680px){
  .hero__mark{margin-top:1.2rem}
  .hero__gem{width:104px}
}

/* défilement filmé du site dans la maquette navigateur */
.browser__view--live{position:relative;background:#120B1E}
.browser__view--live video{width:100%;height:100%;object-fit:cover;object-position:top center}
.browser__view--live::after{
  content:"Défilement du site";position:absolute;left:.7rem;bottom:.7rem;
  font-family:var(--ff-mono);font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:rgba(7,4,14,.62);backdrop-filter:blur(6px);
  padding:.3rem .62rem;border-radius:100px;pointer-events:none;
  opacity:0;transition:opacity .4s var(--ease);
}
.browser:hover .browser__view--live::after{opacity:1}

/* ============ PRODUIT MAISON (InvoiCheck) ============ */
.product{
  margin:clamp(6rem,14vh,12rem) var(--pad) 0;
  padding:clamp(1.8rem,3.6vw,3.6rem);
  border:1px solid rgba(228,164,252,.22);border-radius:6px;
  background:
    radial-gradient(120% 80% at 12% 0%,rgba(104,32,252,.16),transparent 60%),
    linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(1.6rem,3vw,3.2rem);align-items:start;
}
.product__head{grid-column:1/-1}
.product__badge{
  font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--v-pale);border:1px solid rgba(228,164,252,.4);border-radius:100px;
  padding:.4rem .9rem;display:inline-block;
}
.product__title{
  font-family:var(--ff-display);font-weight:700;
  font-size:clamp(2.1rem,5.2vw,4.2rem);line-height:.95;letter-spacing:-.05em;
  margin:1rem 0 .8rem;
}
.product__claim{font-size:clamp(1.02rem,1.5vw,1.3rem);color:var(--paper);max-width:46ch;line-height:1.45}
.product__shot{border-radius:6px;overflow:hidden;border:1px solid rgba(244,240,250,.12);
  box-shadow:0 40px 90px -34px rgba(0,0,0,.9)}
.product__shot img{width:100%;display:block}
.product__body p{color:var(--paper-dim);margin-bottom:1rem;max-width:52ch}
.product__specs{margin:1.8rem 0;border-top:1px solid var(--line)}
.product__specs li{display:grid;grid-template-columns:minmax(88px,.3fr) 1fr;gap:1rem;
  padding:.85rem 0;border-bottom:1px solid var(--line)}
.product__specs span{font-family:var(--ff-mono);font-size:.6rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--paper-faint)}
.product__specs strong{font-weight:400;font-size:.88rem}
@media (max-width:1080px){
  .product{grid-template-columns:1fr}
}

/* indice de glissement : mobile uniquement */

/* lien externe d'une marque (Instagram, site) */
.brand__link{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.4rem;
  font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.1em;
  border-bottom:1px solid currentColor;padding-bottom:.2rem;transition:opacity .3s}
.brand__link:hover{opacity:.62}
.brand__link svg{flex:0 0 auto}

/* la capture produit se fond en bas : elle continue au-delà du cadre */
.product__shot{position:relative}
.product__shot::after{content:"";position:absolute;left:0;right:0;bottom:0;height:22%;
  background:linear-gradient(transparent,rgba(7,4,14,.86));pointer-events:none}

/* barre de progression de lecture */
.progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:101;pointer-events:none}
.progress i{display:block;height:100%;width:0;transform-origin:left;
  background:linear-gradient(90deg,var(--v-deep),var(--v-core),var(--v-orchid),var(--v-pale))}

/* ============================================================
   TARIFS : configurateur
   ============================================================ */
.pricing{padding-bottom:clamp(4rem,10vh,7rem)}
.config{
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.75fr);
  gap:clamp(1.4rem,3vw,3rem);padding:0 var(--pad);align-items:start;
}
.config__panel{display:flex;flex-direction:column;gap:clamp(1.8rem,4vh,3rem)}
.cfg{border:0;padding:0;margin:0;min-width:0}
.cfg__label{
  font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--v-soft);padding:0 0 .9rem;display:block;
}
.cfg__label--row{display:flex;justify-content:space-between;align-items:baseline}
.cfg__label--row strong{font-family:var(--ff-display);font-weight:700;font-size:1.6rem;
  letter-spacing:-.04em;color:var(--paper)}
.cfg__opts{display:flex;flex-direction:column;gap:.5rem}
.cfg__hint{font-family:var(--ff-mono);font-size:.6rem;letter-spacing:.06em;
  color:var(--paper-faint);margin-top:.7rem}

.opt{
  position:relative;display:flex;align-items:center;gap:1rem;
  border:1px solid var(--line);border-radius:4px;
  padding:.95rem 1.1rem;cursor:pointer;
  transition:border-color .35s var(--ease),background-color .35s var(--ease);
  background:rgba(255,255,255,.014);
}
.opt:hover{border-color:rgba(228,164,252,.4);background:rgba(255,255,255,.04)}
.opt input{position:absolute;opacity:0;width:0;height:0}
.opt__body{display:flex;flex-direction:column;gap:.2rem;margin-right:auto;min-width:0}
.opt__name{font-size:.94rem;line-height:1.3}
.opt__note{font-size:.78rem;color:var(--paper-faint);line-height:1.4}
.opt__price{font-family:var(--ff-mono);font-size:.78rem;letter-spacing:.04em;
  white-space:nowrap;color:var(--paper)}

/* case de sélection de formule */
.opt__mark{flex:0 0 auto;width:17px;height:17px;border:1px solid var(--paper-faint);
  border-radius:3px;position:relative;transition:border-color .3s,background-color .3s}
.opt__mark::after{content:"";position:absolute;inset:3px;border-radius:1px;
  background:var(--v-orchid);transform:scale(0);transition:transform .3s var(--ease)}
.opt input:checked ~ .opt__mark::after,
.opt--radio input:checked + .opt__mark::after{transform:scale(1)}
.opt--radio:has(input:checked){border-color:var(--v-orchid);background:rgba(216,124,252,.07)}
.opt--radio:has(input:checked) .opt__mark{border-color:var(--v-orchid)}

/* interrupteur d'option */
.opt__switch{flex:0 0 auto;width:38px;height:21px;border-radius:100px;
  border:1px solid var(--paper-faint);position:relative;transition:background-color .35s,border-color .35s}
.opt__switch::after{content:"";position:absolute;top:2px;left:2px;width:15px;height:15px;
  border-radius:50%;background:var(--paper-dim);transition:transform .35s var(--ease),background-color .35s}
.opt:has(input:checked) .opt__switch{background:var(--v-orchid);border-color:var(--v-orchid)}
.opt:has(input:checked) .opt__switch::after{transform:translateX(17px);background:var(--ink)}
.opt:has(input:checked){border-color:rgba(216,124,252,.45)}
.opt--mini{padding:.75rem .9rem}
.opt--mini .opt__name{font-size:.82rem}

/* curseur du nombre de pages */
#pageRange{-webkit-appearance:none;appearance:none;width:100%;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--v-orchid) var(--fill,0%),rgba(244,240,250,.16) var(--fill,0%));
  outline:none;cursor:pointer}
#pageRange::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;
  background:var(--paper);cursor:grab;box-shadow:0 0 0 5px rgba(216,124,252,.18);
  transition:box-shadow .3s,transform .2s}
#pageRange::-webkit-slider-thumb:active{cursor:grabbing;transform:scale(1.12)}
#pageRange::-moz-range-thumb{width:20px;height:20px;border:0;border-radius:50%;background:var(--paper);cursor:grab}

/* panneau de synthèse */
.config__sticky{position:sticky;top:clamp(5.5rem,13vh,8rem);
  display:flex;flex-direction:column;gap:clamp(1.6rem,3.5vh,2.4rem)}
.total{border:1px solid rgba(228,164,252,.28);border-radius:6px;
  padding:clamp(1.2rem,2.2vw,1.8rem);
  background:radial-gradient(120% 90% at 20% 0%,rgba(104,32,252,.2),transparent 65%),
             linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.01))}
.total__row{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  padding-bottom:.9rem;margin-bottom:.9rem;border-bottom:1px solid var(--line)}
.total__row span{font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--paper-dim)}
.total__row strong{font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.7rem,3vw,2.4rem);letter-spacing:-.045em;line-height:1;
  background:linear-gradient(120deg,var(--v-pale),var(--v-core));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.total__row--sub strong{font-size:clamp(1.1rem,1.8vw,1.4rem)}
.total__note{font-size:.72rem;color:var(--paper-faint);line-height:1.6;margin-top:1rem}
.btn--full{display:flex;justify-content:center;width:100%;margin-top:1.2rem}

@media (max-width:900px){
  .config{grid-template-columns:1fr}
  .config__sticky{position:static}
  /* ordre stable : libellé sur toute la largeur, puis prix à gauche et bascule à droite */
  .opt{flex-wrap:wrap;row-gap:.7rem}
  .opt__body{flex:1 1 100%;order:1;margin-right:0}
  .opt__price{order:2;margin-right:auto}
  .opt__mark,.opt__switch{order:3}
}

/* portrait détouré du fondateur */
.portrait{margin-top:clamp(1.6rem,4vh,3rem);position:relative;max-width:min(100%,420px)}
.portrait::before{content:"";position:absolute;left:50%;top:14%;transform:translateX(-50%);
  width:88%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(152,104,252,.32),rgba(216,124,252,.08) 45%,transparent 70%);
  filter:blur(18px);z-index:-1}
.portrait img{width:100%;height:auto;display:block;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.6)) saturate(.96)}
@media (max-width:1080px){.portrait{max-width:300px}}

/* ============================================================
   PAGE CONTACT
   ============================================================ */
.page-contact main{padding-top:clamp(5rem,11vh,7rem)}
.chead{padding:clamp(3rem,8vh,6rem) var(--pad) clamp(2rem,5vh,3.5rem);max-width:1500px}
.chead__title{font-family:var(--ff-display);font-weight:800;
  font-size:clamp(3rem,12vw,9rem);line-height:.86;letter-spacing:-.05em;
  text-transform:uppercase;margin:.4em 0 .35em}
.chead__title .ch{display:inline-block}
.chead__sub{max-width:46ch;color:var(--paper-dim);font-size:clamp(1rem,1.2vw,1.2rem)}
.chead__ways{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1px;
  margin-top:clamp(2.5rem,6vh,4rem);background:var(--line);border:1px solid var(--line)}
.way{background:var(--ink);padding:1.5rem 1.3rem;display:flex;gap:1rem;align-items:flex-start;
  transition:background-color .4s var(--ease)}
.way:hover{background:var(--ink-3)}
.way__num{font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.2em;color:var(--v-orchid)}
.way span em{font-style:normal;font-family:var(--ff-mono);font-size:.64rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--paper-faint)}

.h3b{font-family:var(--ff-display);font-weight:700;
  font-size:clamp(1.6rem,3.2vw,2.6rem);line-height:1;letter-spacing:-.045em;margin-bottom:1.2rem}

.formwrap{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);
  gap:clamp(1.8rem,4vw,4rem);padding:clamp(2rem,5vh,4rem) var(--pad);align-items:start}
.formwrap__aside{position:sticky;top:clamp(6rem,14vh,9rem);height:max-content}
.formwrap__aside p{color:var(--paper-dim);max-width:38ch;font-size:.94rem}
.formwrap__list{margin:1.8rem 0;border-top:1px solid var(--line)}
.formwrap__list li{display:flex;gap:1rem;padding:.9rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
.formwrap__list span{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.18em;color:var(--v-soft)}
.formwrap__note{font-size:.78rem !important;color:var(--paper-faint) !important}

.form{display:flex;flex-direction:column;gap:1.1rem;
  border:1px solid var(--line);border-radius:6px;padding:clamp(1.3rem,2.6vw,2.4rem);
  background:linear-gradient(160deg,rgba(255,255,255,.04),rgba(255,255,255,.01))}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field{display:flex;flex-direction:column;gap:.5rem;min-width:0}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field label,.field__legend{font-family:var(--ff-mono);font-size:.62rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--paper-dim)}
.field b{color:var(--v-orchid);font-weight:400}
.field input,.field select,.field textarea{
  font-family:var(--ff-body);font-size:.95rem;color:var(--paper);
  background:rgba(7,4,14,.5);border:1px solid var(--line);border-radius:4px;
  padding:.85rem .95rem;width:100%;transition:border-color .3s,background-color .3s}
.field textarea{resize:vertical;line-height:1.5}
.field input::placeholder,.field textarea::placeholder{color:rgba(244,240,250,.3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--v-orchid);background:rgba(216,124,252,.06)}
.field select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23BC9CFC' stroke-width='1.4'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 1rem center}
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;width:0;height:0}
.chip span{display:block;font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.08em;
  border:1px solid var(--line);border-radius:100px;padding:.55rem 1rem;
  transition:border-color .3s,background-color .3s,color .3s}
.chip:hover span{border-color:rgba(228,164,252,.5)}
.chip input:checked + span{background:var(--v-orchid);border-color:var(--v-orchid);color:var(--ink)}
.chip input:focus-visible + span{outline:2px solid var(--v-orchid);outline-offset:3px}
.cfgecho{font-family:var(--ff-mono);font-size:.74rem;line-height:1.7;color:var(--v-soft);
  border:1px dashed rgba(228,164,252,.35);border-radius:4px;padding:.9rem 1rem}
.form__legal{font-size:.72rem;color:var(--paper-faint);line-height:1.6}
.sent{border:1px solid rgba(110,231,168,.4);border-radius:6px;padding:clamp(1.6rem,3vw,2.6rem);
  background:rgba(110,231,168,.06)}
.sent__title{font-family:var(--ff-display);font-weight:700;font-size:1.6rem;
  letter-spacing:-.04em;margin-bottom:.6rem}
.sent p{color:var(--paper-dim)}
.sent a{color:var(--paper);border-bottom:1px solid currentColor}

.rdv{padding:clamp(3rem,8vh,6rem) var(--pad) clamp(4rem,10vh,7rem);
  display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(1.8rem,4vw,4rem);
  align-items:start}
.rdv__head p{color:var(--paper-dim);max-width:38ch;font-size:.94rem}

@media (max-width:900px){
  .formwrap,.rdv{grid-template-columns:1fr}
  .formwrap__aside{position:static}
  .field-row{grid-template-columns:1fr}
}

/* accueil : double sortie vers le contact */
.contact__actions{display:flex;flex-direction:column;align-items:center;gap:1.8rem;
  margin:2.6rem 0 clamp(4rem,10vh,7rem)}
.contact__actions .contact__mail{margin:0}
.btn--big{padding:1.05rem 2rem;font-size:.76rem}

/* l'attribut hidden doit l'emporter sur les display des composants */
[hidden]{display:none !important}

/* bascule entre les deux grilles tarifaires */
.ptabs{position:relative;display:inline-flex;gap:.3rem;margin-top:clamp(2rem,5vh,3rem);
  border:1px solid var(--line);border-radius:100px;padding:.3rem;isolation:isolate}
.ptab{
  position:relative;z-index:1;background:none;border:0;cursor:pointer;
  font-family:var(--ff-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--paper-dim);padding:.7rem 1.4rem;border-radius:100px;
  transition:color .35s var(--ease);
}
.ptab.is-on{color:var(--ink)}
.ptabs__ink{position:absolute;z-index:0;top:.3rem;bottom:.3rem;left:0;
  background:var(--paper);border-radius:100px;
  transition:transform .5s var(--ease),width .5s var(--ease)}
@media (max-width:520px){
  .ptabs{display:flex;width:100%}
  .ptab{flex:1 1 0;padding:.7rem .6rem;font-size:.62rem}
}

/* ============================================================
   AGENDA DE RENDEZ-VOUS
   ============================================================ */
.agenda{border:1px solid var(--line);border-radius:6px;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.04),rgba(255,255,255,.01))}
.agenda__days{display:flex;gap:.5rem;padding:clamp(1rem,2vw,1.4rem);
  overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--line);
  -webkit-overflow-scrolling:touch}
.agenda__days::-webkit-scrollbar{display:none}
.aday{flex:0 0 auto;width:62px;padding:.7rem .4rem;cursor:pointer;
  background:none;border:1px solid var(--line);border-radius:5px;color:var(--paper-dim);
  display:flex;flex-direction:column;align-items:center;gap:.15rem;
  transition:border-color .3s,background-color .3s,color .3s}
.aday em{font-style:normal;font-family:var(--ff-mono);font-size:.56rem;letter-spacing:.14em;
  text-transform:uppercase}
.aday strong{font-family:var(--ff-display);font-weight:700;font-size:1.25rem;letter-spacing:-.03em;
  line-height:1;color:var(--paper)}
.aday span{font-family:var(--ff-mono);font-size:.54rem;letter-spacing:.08em}
.aday:hover{border-color:rgba(228,164,252,.45);color:var(--paper)}
.aday.is-on{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.aday.is-on strong{color:var(--ink)}

.agenda__slots{padding:clamp(1.1rem,2.4vw,1.8rem)}
.agenda__daytitle{font-family:var(--ff-mono);font-size:.64rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--v-soft);margin-bottom:1rem}
.agenda__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:.5rem}
.aslot{font-family:var(--ff-mono);font-size:.8rem;letter-spacing:.06em;cursor:pointer;
  background:none;border:1px solid var(--line);border-radius:5px;color:var(--paper);
  padding:.75rem .5rem;transition:border-color .3s,background-color .3s,color .3s,transform .3s var(--ease)}
.aslot:hover{border-color:var(--v-orchid);background:rgba(216,124,252,.12);transform:translateY(-2px)}
.agenda__vide{color:var(--paper-dim);font-size:.9rem;text-align:center;padding:2rem 0}
.agenda__vide a{color:var(--paper);border-bottom:1px solid currentColor}

.agenda__form{padding:clamp(1.1rem,2.4vw,1.8rem);display:flex;flex-direction:column;gap:1rem}
.agenda__chosen{font-family:var(--ff-display);font-weight:600;font-size:clamp(1rem,1.8vw,1.3rem);
  letter-spacing:-.02em;padding:.9rem 1rem;border-radius:5px;
  border:1px solid rgba(216,124,252,.45);background:rgba(216,124,252,.09)}
.agenda__actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:.3rem}
.agenda__actions .btn{flex:1 1 auto;justify-content:center}
.btn--solid{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.btn--solid::before{background:var(--v-orchid)}
.btn--solid:hover{color:var(--ink)}
.agenda__tz{font-family:var(--ff-mono);font-size:.58rem;letter-spacing:.1em;color:var(--paper-faint);
  padding:0 clamp(1.1rem,2.4vw,1.8rem) clamp(1rem,2vw,1.4rem)}
@media (max-width:520px){
  .agenda__grid{grid-template-columns:repeat(auto-fill,minmax(74px,1fr))}
  .agenda__actions .btn{flex:1 1 100%}
}

/* ============================================================
   PAGE 404
   ============================================================ */
.nf{min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  align-items:flex-start;gap:1.1rem;padding:var(--pad);position:relative;z-index:2;
  max-width:1100px;margin:0 auto}
.nf__gem{width:clamp(72px,9vw,124px);height:auto;margin-bottom:.6rem;
  filter:drop-shadow(0 18px 44px rgba(104,32,252,.55));
  animation:gemFloat 7s ease-in-out infinite}
.nf__code{font-family:var(--ff-mono);font-size:.66rem;letter-spacing:.24em;
  text-transform:uppercase;color:var(--v-soft)}
.nf__title{font-family:var(--ff-display);font-weight:800;
  font-size:clamp(2.4rem,8vw,5.6rem);line-height:.9;letter-spacing:-.05em}
.nf__sub{max-width:44ch;color:var(--paper-dim);font-size:clamp(.98rem,1.2vw,1.15rem);
  margin-top:.4rem}
.nf__links{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.4rem}
.nf__nav{display:flex;flex-wrap:wrap;gap:1.4rem;margin-top:2.4rem;
  padding-top:1.6rem;border-top:1px solid var(--line);width:100%}
.nf__nav a{font-family:var(--ff-mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--paper-faint);transition:color .3s}
.nf__nav a:hover{color:var(--v-orchid)}

/* envoi en échec */
.sent--ko{border-color:rgba(252,180,120,.45);background:rgba(252,180,120,.07)}