/* ============ TOKENS ============ */
:root{
  --abysse:#06272E;
  --marine:#0C4C57;
  --eau:#1E8B94;
  --eau-clair:#5FB8B8;
  --rainette:#A8D93F;
  --corail:#F04E32;
  --calcaire:#E9EDE9;
  --calcaire-2:#DDE4DF;
  --encre:#08191D;
  --brume:rgba(233,237,233,.62);

  --display:'Syne',system-ui,sans-serif;
  --texte:'Familjen Grotesk',system-ui,sans-serif;
  --data:'Martian Mono',ui-monospace,monospace;

  --gouttiere:clamp(20px,5vw,72px);
  --rythme:clamp(72px,10vw,144px);
  --max:1360px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--calcaire);color:var(--encre);
  font-family:var(--texte);font-size:clamp(16.5px,1.08vw,18px);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}

h1,h2,h3,h4{
  font-family:var(--display);margin:0;
  
  line-height:.95;letter-spacing:-.014em;font-weight:800;
  text-wrap:balance;
}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}

.wrap{max-width:var(--max);margin-inline:auto;padding-inline:var(--gouttiere)}
.band{padding-block:var(--rythme)}

/* eyebrow / étiquette technique */
.tag{
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:10px;letter-spacing:.055em;
  text-transform:uppercase;font-weight:400;opacity:.72;
}

.regle{height:1px;background:currentColor;opacity:.16;border:0;margin:0}

:focus-visible{outline:2.5px solid var(--rainette);outline-offset:3px;border-radius:2px}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:120;
  display:flex;align-items:center;gap:24px;
  padding:14px var(--gouttiere);
  color:var(--calcaire);
  /* fond sombre discret : nav toujours lisible */
  background:linear-gradient(rgba(6,39,46,.52) 0%,rgba(6,39,46,.0) 100%);
  backdrop-filter:blur(2px);
  transition:background .3s ease,color .3s ease,box-shadow .3s,backdrop-filter .3s;
}
.nav.is-pale{
  background:rgba(233,237,233,.94);
  backdrop-filter:blur(16px) saturate(1.5);
  color:var(--encre);
  box-shadow:0 1px 0 rgba(8,25,29,.12);
}
.marque{display:flex;align-items:center;gap:11px;text-decoration:none;flex:0 0 auto}
.marque svg{height:34px;width:auto;color:currentColor;flex:0 0 auto}
.marque-txt b{
  font-family:var(--display);font-weight:800;
  font-size:16px;letter-spacing:.02em;line-height:1;display:block;
}
.marque-txt>span{
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:9.5px;letter-spacing:.02em;
  text-transform:uppercase;opacity:.66;display:block;margin-top:3px;
}
.nav-liens{display:flex;gap:22px;min-width:0;margin-left:auto;align-items:center}
.nav-liens a{
  text-decoration:none;font-size:14.5px;font-weight:500;
  padding:6px 0;position:relative;white-space:nowrap;
}
.nav-liens a:not(.btn)::after{
  content:'';position:absolute;left:0;right:100%;bottom:2px;height:1.5px;
  background:var(--rainette);transition:right .3s cubic-bezier(.2,.8,.2,1);
}
.nav-liens a:not(.btn):hover::after{right:0}

.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 22px;border-radius:999px;border:0;cursor:pointer;
  font-family:var(--display);font-weight:700;
  font-size:14.5px;letter-spacing:.005em;text-decoration:none;
  background:var(--corail);color:#fff;
  transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s;
  box-shadow:0 6px 20px -8px rgba(240,78,50,.85);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px -10px rgba(240,78,50,.95)}
.btn:active{transform:translateY(0)}
.btn--vert{background:var(--rainette);color:var(--abysse);box-shadow:0 6px 20px -8px rgba(168,217,63,.8)}
.btn--vert:hover{box-shadow:0 12px 28px -10px rgba(168,217,63,.9)}
.btn--nu{
  background:transparent;color:inherit;box-shadow:none;
  border:1.5px solid currentColor;opacity:.9;
}
.btn--nu:hover{box-shadow:none;opacity:1}
.btn--sm{padding:10px 18px;font-size:13.5px}
.nav-liens .btn{margin-left:8px;letter-spacing:.01em}

.burger{
  display:none;margin-left:auto;background:none;border:0;cursor:pointer;
  padding:8px;color:inherit;
}
.burger span{display:block;width:24px;height:2px;background:currentColor;margin:5px 0;transition:.3s}
.nav.ouvert .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.ouvert .burger span:nth-child(2){opacity:0}
.nav.ouvert .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ HERO : vu depuis sous la surface ============ */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  background:linear-gradient(178deg,#3FA2A8 0%,#1B7C88 22%,#0C4C57 58%,#06272E 100%);
  color:var(--calcaire);overflow:hidden;isolation:isolate;
}
.caustiques{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.caustiques i{
  position:absolute;display:block;border-radius:50%;
  background:radial-gradient(closest-side,rgba(255,255,255,.55),transparent 72%);
  filter:blur(34px);mix-blend-mode:soft-light;
  animation:derive 19s ease-in-out infinite alternate;
}
.caustiques i:nth-child(1){width:56vw;height:34vh;top:-10vh;left:-6vw;animation-duration:17s}
.caustiques i:nth-child(2){width:44vw;height:28vh;top:-4vh;left:38vw;animation-duration:23s;animation-delay:-6s}
.caustiques i:nth-child(3){width:38vw;height:22vh;top:8vh;left:66vw;animation-duration:20s;animation-delay:-11s}
.caustiques i:nth-child(4){width:30vw;height:18vh;top:22vh;left:12vw;opacity:.5;animation-duration:26s;animation-delay:-3s}
@keyframes derive{
  0%{transform:translate3d(0,0,0) scale(1)}
  100%{transform:translate3d(7vw,4vh,0) scale(1.22)}
}
.surface{position:absolute;top:0;left:0;width:100%;height:26vh;z-index:1;pointer-events:none;opacity:.5}
.surface path{fill:none;stroke:rgba(255,255,255,.7);stroke-width:1.4}
.surface g{animation:ondule 11s ease-in-out infinite alternate}
.surface g:nth-child(2){animation-duration:15s;animation-delay:-4s;opacity:.6}
.surface g:nth-child(3){animation-duration:19s;animation-delay:-8s;opacity:.4}
@keyframes ondule{from{transform:translateX(-4%)}to{transform:translateX(4%)}}

.filigrane{
  position:absolute;z-index:1;right:-7vw;bottom:-14vh;height:132vh;width:auto;
  color:rgba(233,237,233,.075);pointer-events:none;
  transform:rotate(-14deg);
}
.filigrane use{fill:currentColor}
@media(max-width:900px){.filigrane{height:78vh;right:-22vw;bottom:6vh;opacity:.75}}
.hero__in{position:relative;z-index:3;width:100%;padding-block:150px 60px}
.hero__eyebrow{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:26px;color:var(--rainette)}
.hero h1{
  font-size:clamp(34px,6.4vw,88px);font-weight:800;
  letter-spacing:-.028em;
  max-width:16ch;margin-bottom:28px;
}
.hero h1 em{
  font-style:normal;color:var(--rainette);
  font-weight:500;
}
.hero__sous{max-width:52ch;font-size:clamp(16px,1.35vw,19px);color:rgba(233,237,233,.86);margin-bottom:34px}
.hero__actes{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

.hero__indice{
  position:absolute;bottom:26px;right:var(--gouttiere);z-index:3;
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:9.5px;letter-spacing:.15em;text-transform:uppercase;
  color:rgba(233,237,233,.6);display:flex;align-items:center;gap:10px;
}
.hero__indice::after{
  content:'';width:1px;height:44px;background:linear-gradient(rgba(233,237,233,.7),transparent);
  animation:coule 2.4s ease-in-out infinite;transform-origin:top;
}
@keyframes coule{0%,100%{transform:scaleY(.35);opacity:.4}50%{transform:scaleY(1);opacity:1}}

/* bandeau chiffres, calé sur le bas du hero */
.chiffres{background:var(--abysse);color:var(--calcaire);overflow:hidden;padding-block:0}
.piste{display:flex;width:max-content;animation:defile 46s linear infinite}
.chiffres:hover .piste{animation-play-state:paused}
@keyframes defile{to{transform:translateX(-50%)}}
.piste ul{display:flex;list-style:none;margin:0;padding:0}
.piste li{
  display:flex;align-items:baseline;gap:11px;padding:20px 30px;
  border-right:1px solid rgba(233,237,233,.14);white-space:nowrap;
}
.piste b{
  font-family:var(--display);font-size:26px;font-weight:800;
  color:var(--rainette);line-height:1;
}
.piste span{font-family:var(--data);font-variation-settings:'wdth' 84;font-size:10px;letter-spacing:.04em;text-transform:uppercase;opacity:.72}

/* ============ LA DESCENTE (scroll) ============ */
.descente{position:relative;height:460vh;background:var(--abysse)}
.scene{
  position:sticky;top:0;height:100svh;overflow:hidden;
  color:var(--calcaire);isolation:isolate;
  background:var(--fondEau,#1B7C88);
}
.rayons{
  position:absolute;inset:-20% -30%;z-index:1;pointer-events:none;
  background:repeating-linear-gradient(97deg,
    rgba(255,255,255,.30) 0 2px,
    rgba(255,255,255,0) 2px 46px,
    rgba(255,255,255,.15) 46px 51px,
    rgba(255,255,255,0) 51px 120px);
  filter:blur(7px);transform:skewX(-9deg);
  opacity:var(--rayonsOp,.45);
  mask-image:linear-gradient(to bottom,#000 0%,rgba(0,0,0,.35) 45%,transparent 78%);
}
.bulles{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.bulles b{
  position:absolute;bottom:-8vh;border-radius:50%;display:block;
  border:1px solid rgba(255,255,255,.5);
  background:radial-gradient(circle at 32% 28%,rgba(255,255,255,.55),rgba(255,255,255,.04) 62%);
  animation:monte linear infinite;
}
@keyframes monte{
  0%{transform:translate3d(0,0,0);opacity:0}
  12%{opacity:.85}
  85%{opacity:.6}
  100%{transform:translate3d(var(--dx,14px),-118vh,0);opacity:0}
}
.fond-sable{
  position:absolute;left:0;right:0;bottom:0;height:34vh;z-index:2;pointer-events:none;
  opacity:var(--sableOp,0);transition:opacity .3s linear;
  background:radial-gradient(120% 100% at 50% 118%,#1A3038 0%,rgba(6,39,46,0) 70%);
}
.poissons{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.poissons i{
  position:absolute;display:block;right:-12vw;
  width:var(--pw,34px);height:auto;color:rgba(233,237,233,.32);
  animation:traverse-g linear infinite;
  animation-duration:var(--pd,22s);animation-delay:var(--pt,0s);
  top:var(--py,20%);
}
.poissons i svg{width:100%;height:auto;display:block;animation:ondoie 1.6s ease-in-out infinite}
.poissons i:nth-child(even) svg{animation-duration:1.9s}
@keyframes traverse-g{
  0%{transform:translate3d(0,0,0) scaleX(-1)}
  100%{transform:translate3d(calc(-100vw - 24vw),0,0) scaleX(-1)}
}
@keyframes ondoie{
  0%,100%{transform:skewY(0deg)}
  50%{transform:skewY(3deg)}
}

.nageuse{
  position:absolute;right:8vw;top:0;left:auto;z-index:4;width:clamp(72px,8.5vw,120px);
  color:rgba(233,237,233,.82);
  transform:translateY(var(--frogY,0px)) rotate(calc(196deg + var(--frogR,0deg)));
  filter:drop-shadow(0 12px 30px rgba(2,15,20,.5));
  will-change:transform;
}
.nageuse svg{width:100%;height:auto;display:block;animation:brasse 2.6s ease-in-out infinite}
@keyframes brasse{
  0%,100%{transform:scale(1,1)}
  40%{transform:scale(1.09,.93)}
  62%{transform:scale(.94,1.06)}
}

/* === JAUGE : colonne verticale gauche, jamais plus de 72px de large === */
.jauge{
  position:absolute;left:0;top:0;bottom:0;
  z-index:6;pointer-events:none;
  width:72px;
  display:flex;flex-direction:column;
  align-items:flex-start;
  padding:9vh 0 9vh 16px;
}
/* chiffre de profondeur : petit, lisible, en haut de la colonne */
.jauge__val{
  display:flex;align-items:baseline;gap:3px;
  font-family:var(--display);
  flex:0 0 auto;margin-bottom:14px;
}
.jauge__val b{
  font-size:clamp(18px,2vw,26px);font-weight:800;
  line-height:1;letter-spacing:-.03em;
  font-variant-numeric:tabular-nums;min-width:2ch;text-align:right;
}
.jauge__val i{
  font-style:normal;font-family:var(--data);
  font-variation-settings:'wdth' 84;font-size:9px;opacity:.65;
}
/* réglette : occupe toute la hauteur restante */
.reglette{position:relative;width:18px;flex:1}
.reglette::before{
  content:'';position:absolute;left:0;top:0;bottom:0;
  width:1px;background:rgba(233,237,233,.28);
}
.reglette u{
  position:absolute;left:0;height:1px;
  background:rgba(233,237,233,.32);width:5px;text-decoration:none;
}
.reglette u[data-gros]{width:12px;background:rgba(233,237,233,.6)}
.reglette u[data-gros]::after{
  content:attr(data-gros);position:absolute;left:16px;top:-7px;
  font-family:var(--data);font-variation-settings:'wdth' 84;
  font-size:8px;letter-spacing:.02em;color:rgba(233,237,233,.5);
  white-space:nowrap;
}
.curseur{
  position:absolute;left:-4px;width:9px;height:9px;border-radius:50%;
  background:var(--rainette);
  box-shadow:0 0 0 5px rgba(168,217,63,.25);
  top:var(--curY,0%);transform:translateY(-50%);
}

/* === PALIERS : zone de texte, part après la colonne jauge === */
.paliers{
  position:absolute;
  top:0;bottom:0;
  left:80px;          /* après la colonne jauge (72px + marge) */
  right:24vw;         /* laisse la grenouille respirer à droite */
  z-index:5;
  display:flex;align-items:center;
}
.palier{
  position:absolute;max-width:44ch;
  opacity:0;transform:translateY(36px);
  transition:opacity .5s ease,transform .58s cubic-bezier(.2,.8,.2,1);
  pointer-events:none;
}
.palier.actif{opacity:1;transform:none}
.palier .tag{color:var(--rainette);opacity:1;display:block;margin-bottom:12px}
.palier h3{font-size:clamp(22px,3vw,40px);margin-bottom:14px}
.palier p{color:rgba(233,237,233,.84);font-size:clamp(14.5px,1.15vw,17px);max-width:40ch}

@media(max-width:820px){
  .jauge{width:50px;padding-left:10px;padding-top:7vh}
  .jauge__val b{font-size:15px}
  .reglette u[data-gros]::after{display:none}
  .paliers{left:58px;right:5vw}
  .palier{max-width:28ch}
  .nageuse{width:50px;right:5vw}
}
.palier.actif{pointer-events:auto}
.palier .btn{margin-top:22px}


/* ============ ÉQUIPE ============ */
.equipe{background:var(--abysse);color:var(--calcaire)}
.equipe .tete .tag{color:var(--rainette)}
.equipe .tete p{opacity:.78}
.membres{display:grid;gap:12px;margin-top:6px}
@media(min-width:600px){.membres{grid-template-columns:repeat(2,1fr)}}
@media(min-width:900px){.membres{grid-template-columns:repeat(3,1fr)}}
.membre{
  display:flex;align-items:center;gap:16px;
  background:rgba(233,237,233,.07);border:1px solid rgba(233,237,233,.12);
  border-radius:14px;padding:18px 20px;
}
.membre__initiale{
  width:44px;height:44px;border-radius:50%;background:var(--eau);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  font-family:var(--display);font-weight:800;font-size:18px;color:var(--calcaire);
  letter-spacing:-.02em;
}
.membre--directeur .membre__initiale{background:var(--rainette);color:var(--abysse)}
.membre__nom{font-weight:600;font-size:16px;line-height:1.2}
.membre__role{font-family:var(--data);font-variation-settings:'wdth' 84;font-size:9.5px;letter-spacing:.03em;text-transform:uppercase;opacity:.6;margin-top:4px}

/* ============ TÊTES DE SECTION ============ */
.tete{display:grid;grid-template-columns:1fr;gap:18px;margin-bottom:clamp(38px,5vw,64px)}
.tete h2{font-size:clamp(30px,5vw,64px);max-width:18ch}
.tete p{max-width:58ch;font-size:clamp(16px,1.2vw,18px);opacity:.78}
@media(min-width:900px){
  .tete{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:end;gap:48px}
}
.tete .tag{color:var(--eau)}

/* ============ GROUPES : échelle par âge ============ */
.groupes{background:var(--calcaire)}
.echelle{display:grid;gap:10px}
.niv{
  position:relative;background:#fff;border-radius:14px;
  padding:20px 22px 26px;border:1px solid rgba(8,25,29,.09);
  display:grid;gap:8px;overflow:hidden;
  transition:transform .3s var(--ease-out),box-shadow .3s,border-color .3s;
}
@media(min-width:820px){
  .niv{grid-template-columns:minmax(0,232px) minmax(0,1fr);gap:12px 42px;align-items:start}
}
.niv::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c,var(--eau));transform:scaleY(.28);transform-origin:top;
  transition:transform .45s var(--ease-out);
}
.niv:hover{transform:translateY(-2px);box-shadow:0 18px 36px -22px rgba(8,25,29,.42);border-color:transparent}
.niv:hover::before{transform:scaleY(1)}
.niv__id{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 12px}
.niv__id h3{font-size:clamp(19px,1.9vw,24px);letter-spacing:-.015em}
.niv__age{
  font-family:var(--ui);font-weight:600;font-size:12px;letter-spacing:.04em;
  color:var(--c,var(--eau));white-space:nowrap;
}
.niv__puce{
  font-family:var(--ui);font-weight:500;font-size:10.5px;letter-spacing:.05em;
  text-transform:uppercase;padding:3px 9px;border-radius:999px;
  background:rgba(168,217,63,.22);color:#3D5A0A;white-space:nowrap;
}
.niv__txt{font-size:14.5px;opacity:.74;line-height:1.55;margin:0}
/* barre d'âge : position proportionnelle sur l'échelle 4→20 ans */
.niv__barre{
  grid-column:1/-1;position:relative;height:4px;border-radius:2px;
  background:rgba(8,25,29,.07);margin-top:4px;
}
.niv__barre i{
  position:absolute;top:0;bottom:0;border-radius:2px;background:var(--c,var(--eau));
  left:calc((var(--d) - 4) / 16 * 100%);
  right:calc(100% - min(100%, (var(--f) - 4) / 16 * 100%));
  opacity:.85;
}
.niv:last-child .niv__barre i{right:0}

.orientation{
  margin-top:clamp(24px,3vw,38px);
  display:flex;gap:18px;align-items:flex-start;
  background:var(--abysse);color:var(--calcaire);
  border-radius:16px;padding:clamp(22px,2.6vw,30px);
}
.orientation__ic{
  flex:0 0 40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(168,217,63,.16);color:var(--rainette);
}
.orientation__ic svg{width:21px;height:21px}
.orientation strong{
  font-family:var(--display);font-weight:800;font-size:16.5px;
  display:block;margin-bottom:7px;
}
.orientation p{font-size:14.5px;opacity:.8;margin:0;max-width:70ch}
.orientation b{color:var(--rainette);font-weight:600}

/* ============ SAUVETAGE ============ */
.sauvetage{background:var(--abysse);color:var(--calcaire)}
.sauvetage .tete .tag{color:var(--rainette)}
.sauvetage .tete p{opacity:.72}
.duo{display:grid;gap:18px}
@media(min-width:860px){.duo{grid-template-columns:1fr 1fr;gap:22px}}
.disc{
  border-radius:18px;padding:clamp(26px,3vw,40px);
  border:1px solid rgba(233,237,233,.16);position:relative;overflow:hidden;
}
.disc--plate{background:linear-gradient(165deg,rgba(30,139,148,.30),rgba(12,76,87,.12))}
.disc--cotier{background:linear-gradient(165deg,rgba(168,217,63,.16),rgba(12,76,87,.10))}
.disc h3{font-size:clamp(23px,2.4vw,33px);margin-bottom:8px}
.disc>.tag{color:var(--rainette);display:block;margin-bottom:16px}
.disc>p{opacity:.78;font-size:15.5px;margin-bottom:24px;max-width:42ch}
.epreuves{list-style:none;margin:0;padding:0;border-top:1px solid rgba(233,237,233,.16)}
.epreuves li{
  display:flex;gap:14px;align-items:baseline;padding:11px 0;
  border-bottom:1px solid rgba(233,237,233,.11);font-size:15px;
}
.epreuves i{
  font-style:normal;font-family:var(--data);font-variation-settings:'wdth' 84;font-size:9.5px;letter-spacing:.025em;
  opacity:.5;flex:0 0 26px;
}
.epreuves li span{opacity:.9}


/* ============ PALMARÈS ============ */
/* ============ CARTE ============ */
.carte-bloc{
  margin-top:22px;border-radius:16px;overflow:hidden;
  border:1px solid rgba(8,25,29,.12);
  box-shadow:0 20px 46px -30px rgba(8,25,29,.4);
}
.carte-bloc iframe{display:block;width:100%;height:340px;border:0;filter:saturate(.9)}
.carte-bloc__bas{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  padding:14px 20px;background:#fff;
}
.carte-bloc__bas strong{font-family:var(--display);font-weight:800;font-size:14.5px}
.carte-bloc__bas span{font-size:13px;opacity:.62}
.carte-bloc__bas a{
  margin-left:auto;font-family:var(--ui);font-weight:600;font-size:13px;
  color:var(--eau);text-decoration:none;display:inline-flex;align-items:center;gap:6px;
}
.carte-bloc__bas a:hover{text-decoration:underline}

/* ============ PARTENAIRES ============ */
.partenaires{background:var(--calcaire-2)}
.partenaires .tete .tag{color:var(--eau)}
.logos-row{display:grid;gap:12px;margin-top:6px}
@media(min-width:640px){.logos-row{grid-template-columns:repeat(3,1fr)}}
.partner-logo{
  display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;
  background:#fff;border:1px solid rgba(8,25,29,.09);border-radius:14px;
  padding:26px 20px 22px;text-decoration:none;color:inherit;
  transition:transform .3s var(--ease-out),box-shadow .3s,border-color .3s;
}
.partner-logo:hover{transform:translateY(-3px);box-shadow:0 18px 36px -22px rgba(8,25,29,.4);border-color:transparent}
.partner-logo img{height:64px;width:auto;object-fit:contain;transition:transform .35s var(--ease-out)}
/* les logos circulaires ont besoin de plus de hauteur pour peser autant qu'un logo large */
.partner-logo--rond img{height:78px}
.partner-logo:hover img{transform:scale(1.05)}
.partner-logo b{
  font-family:var(--ui);font-weight:600;font-size:13.5px;line-height:1.3;color:var(--encre);
}
.partner-logo span{
  font-family:var(--ui);font-size:11px;font-weight:500;letter-spacing:.06em;
  text-transform:uppercase;color:rgba(8,25,29,.45);
}
.affiliation{
  margin-top:clamp(24px,3vw,36px);padding-top:clamp(20px,2.4vw,28px);
  border-top:1px solid rgba(8,25,29,.14);
  font-size:14.5px;color:rgba(8,25,29,.65);max-width:82ch;
}
.affiliation a{color:var(--eau);text-decoration:none}
.affiliation a:hover{text-decoration:underline}

/* ============ PLANNING — BASSIN VU DU DESSUS ============ */
.planning-pool{
  background:
    /* joints du carrelage de plage */
    repeating-linear-gradient(90deg, rgba(255,255,255,.30) 0 1px, transparent 1px 132px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.30) 0 1px, transparent 1px 132px),
    repeating-linear-gradient(90deg, rgba(120,105,80,.05) 0 1px, transparent 1px 132px),
    radial-gradient(120% 80% at 50% 0%, rgba(255,255,255,.5), transparent 60%),
    linear-gradient(158deg,#E7E1D4 0%,#DED5C4 45%,#D2C7B2 100%);
  background-position:0 0, 0 0, 1px 0, 0 0, 0 0;
  padding-block:0;
}
.planning-pool .tete{padding-block:var(--rythme) 34px}
.note-planning{
  margin-top:26px;font-size:13.5px;color:rgba(8,25,29,.6);
  display:flex;gap:10px;align-items:flex-start;padding-bottom:var(--rythme);
}
.note-planning::before{content:'';flex:0 0 3px;align-self:stretch;background:var(--eau);border-radius:2px;opacity:.55}

.pp-pin{position:relative;height:80vh;min-height:540px;max-height:780px;overflow:hidden}
.pp-track{
  display:flex;gap:clamp(20px,3vw,44px);height:100%;align-items:center;
  padding-inline:var(--gouttiere);will-change:transform;
}

.pp-pool{
  flex:0 0 auto;width:min(82vw,1020px);
  display:flex;flex-direction:column;gap:15px;height:min(100%,580px);
}
.pp-pool__head{display:flex;align-items:baseline;gap:13px;flex-wrap:wrap}
.pp-pool__head h3{font-size:clamp(20px,2.1vw,27px);letter-spacing:-.02em}
.pp-pool__head span{
  font-family:var(--ui);font-size:11.5px;font-weight:600;letter-spacing:.09em;
  text-transform:uppercase;color:rgba(8,25,29,.42);
}

/* margelle blanche */
.pp-basin{
  position:relative;flex:1;border-radius:10px;padding:clamp(10px,1.1vw,16px);
  background:linear-gradient(158deg,#FCFBF8,#E8E6DF 60%,#DAD6CB);
  box-shadow:
    0 46px 80px -40px rgba(6,20,24,.5),
    0 2px 0 rgba(255,255,255,.9) inset,
    0 -3px 10px rgba(120,110,90,.18) inset;
}

/* l'eau */
.pp-water{
  position:relative;display:flex;height:100%;border-radius:4px;overflow:hidden;
  background:
    /* carrelage du fond */
    repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.05) 0 1px, transparent 1px 34px),
    /* bandes d'ondulation */
    repeating-linear-gradient(178deg, rgba(4,60,80,.16) 0 12px, transparent 12px 66px),
    /* profondeur */
    linear-gradient(172deg,#219EB4 0%,#17869E 24%,#116E8A 50%,#0B5772 76%,#07445C 100%);
  box-shadow:
    inset 0 18px 40px -16px rgba(2,30,42,.65),
    inset 0 -22px 40px -18px rgba(2,30,42,.55),
    inset 0 0 0 2px rgba(6,40,52,.5);
}
/* caustiques : voile de lumière qui dérive */
.pp-water::before,
.pp-water::after{
  content:'';position:absolute;inset:-14%;pointer-events:none;z-index:1;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='c'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.013' numOctaves='2' seed='4'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='table' tableValues='0 1 0'/%3E%3C/feComponentTransfer%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23c)'/%3E%3C/svg%3E");
  background-size:340px 340px;
  mix-blend-mode:screen;opacity:.3;
  animation:pp-derive 30s linear infinite alternate;
}
.pp-water::after{
  background-size:560px 560px;opacity:.17;
  animation-duration:44s;animation-direction:alternate-reverse;
}
@keyframes pp-derive{
  from{transform:translate3d(0,0,0) scale(1)}
  to{transform:translate3d(3.5%,2.5%,0) scale(1.09)}
}
/* reflet de surface en haut du bassin */
.pp-water > .pp-sheen{
  position:absolute;left:0;right:0;top:0;height:36%;z-index:2;pointer-events:none;
  background:linear-gradient(to bottom, rgba(255,255,255,.22), transparent 78%);
}

/* colonne = tranche horaire */
.pp-col{position:relative;height:100%;z-index:3;border-right:1px solid rgba(4,44,58,.32)}
.pp-col:last-child{border-right:0}
/* plaque horaire type panneau de bassin */
.pp-col__time{
  position:absolute;top:9px;left:50%;transform:translateX(-50%);z-index:6;
  display:flex;flex-direction:column;align-items:center;gap:1px;pointer-events:none;
  background:linear-gradient(#0A3F52,#062C3A);
  border:1px solid rgba(255,255,255,.22);border-radius:6px;
  padding:5px 11px;white-space:nowrap;
  box-shadow:0 3px 10px rgba(2,20,28,.4);
}
.pp-col__time b{
  font-family:var(--ui);font-weight:600;font-size:clamp(11px,1vw,13px);
  color:#EAF6F8;letter-spacing:.03em;font-variant-numeric:tabular-nums;
}
.pp-col__time em{
  font-style:normal;font-family:var(--ui);font-weight:500;
  font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--rainette);
}
.pp-col__lanes{position:absolute;inset:46px 0 8px;display:flex;flex-direction:column}

/* ligne d'eau */
.pp-lane{
  flex:1;position:relative;display:flex;align-items:center;justify-content:center;
  overflow:hidden;isolation:isolate;
}
/* projecteur sous-marin qui suit le curseur */
.pp-lane::before{
  content:'';position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(58px 42px at var(--mx,50%) var(--my,50%),
      rgba(255,255,255,.72), transparent 70%),
    radial-gradient(210px 140px at var(--mx,50%) var(--my,50%),
      rgba(180,246,255,.42), rgba(120,220,240,.16) 46%, transparent 76%);
  opacity:0;transition:opacity .35s var(--ease-out);
}
.pp-lane:hover::before{opacity:1}
/* scintillement des caustiques sous le projecteur */
.pp-lane::after{
  content:'';position:absolute;inset:0;z-index:2;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='s'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.02' numOctaves='2' seed='13'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='table' tableValues='0 1 0'/%3E%3C/feComponentTransfer%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23s)'/%3E%3C/svg%3E");
  background-size:250px 250px;mix-blend-mode:screen;
  -webkit-mask-image:radial-gradient(190px 130px at var(--mx,50%) var(--my,50%),#000 12%,transparent 74%);
  mask-image:radial-gradient(190px 130px at var(--mx,50%) var(--my,50%),#000 12%,transparent 74%);
  opacity:0;transition:opacity .4s var(--ease-out);
  animation:pp-scintille 7s linear infinite alternate;
}
.pp-lane:hover::after{opacity:.55}
@keyframes pp-scintille{from{background-position:0 0}to{background-position:60px 34px}}
/* étiquette du groupe */
.pp-lane__tag{
  position:relative;z-index:3;display:inline-flex;flex-direction:column;align-items:center;gap:2px;
  padding:5px 14px;border-radius:7px;
  background:rgba(4,40,54,.32);
  backdrop-filter:blur(2px);
  border:1px solid rgba(255,255,255,.14);
  transition:background .3s,border-color .3s,transform .3s var(--ease-out);
}
.pp-lane:hover .pp-lane__tag{
  background:rgba(4,40,54,.5);border-color:rgba(255,255,255,.34);transform:scale(1.05);
}
.pp-lane__nom{
  font-family:var(--display);font-weight:800;
  font-size:clamp(12px,1.05vw,15px);letter-spacing:-.01em;color:#fff;
  text-shadow:0 1px 6px rgba(0,4,10,.55);line-height:1.1;white-space:nowrap;
}
.pp-lane__age{
  font-family:var(--ui);font-weight:500;font-size:9.5px;letter-spacing:.07em;
  text-transform:uppercase;color:rgba(255,255,255,.66);white-space:nowrap;
}
.pp-lane--formation .pp-lane__tag{background:rgba(60,84,10,.4);border-color:rgba(168,217,63,.5)}
.pp-lane--formation:hover .pp-lane__tag{background:rgba(72,101,12,.58);border-color:rgba(168,217,63,.75)}

/* ligne de flotteurs */
.pp-rope{
  flex:0 0 9px;position:relative;z-index:5;border-radius:5px;margin-block:-1px;
  background-image:
    linear-gradient(rgba(255,255,255,.75), rgba(0,0,0,.16) 62%, rgba(0,0,0,.28)),
    repeating-linear-gradient(90deg,
      #E6392B 0 22px, #F2F2EE 22px 44px, #1F5FAE 44px 66px, #F2F2EE 66px 88px);
  background-blend-mode:soft-light, normal;
  box-shadow:0 2px 5px rgba(2,24,34,.45), 0 0 0 1px rgba(2,24,34,.18);
}
/* petits disques du flotteur */
.pp-rope::after{
  content:'';position:absolute;inset:0;border-radius:5px;
  background:repeating-linear-gradient(90deg, rgba(0,0,0,.16) 0 1px, transparent 1px 11px);
}

/* zones (quadrillage étanche) */
.pp-col--grid .pp-col__lanes{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:9px;padding-inline:9px}
.pp-zone{
  position:relative;display:flex;align-items:center;justify-content:center;border-radius:7px;
  overflow:hidden;isolation:isolate;
  background:rgba(255,255,255,.05);
  border:2px solid rgba(255,255,255,.55);
  box-shadow:inset 0 0 18px rgba(2,30,42,.28), 0 1px 4px rgba(2,24,34,.25);
  transition:border-color .3s,background .3s;
}
.pp-zone::before{
  content:'';position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(50px 40px at var(--mx,50%) var(--my,50%), rgba(255,255,255,.7), transparent 70%),
    radial-gradient(170px 130px at var(--mx,50%) var(--my,50%), rgba(180,246,255,.4), transparent 76%);
  opacity:0;transition:opacity .35s var(--ease-out);
}
.pp-zone:hover{border-color:rgba(255,255,255,.85);background:rgba(255,255,255,.1)}
.pp-zone:hover::before{opacity:1}
.pp-zone .pp-lane__tag{background:rgba(4,40,54,.3)}

/* créneau pleine largeur */
.pp-col--full .pp-col__lanes{display:flex;padding-inline:9px}
.pp-lane--full .pp-lane__tag{
  flex-direction:row;gap:10px;padding:8px 16px;
  max-width:calc(100% - 10px);align-items:center;
}
.pp-lane--full .pp-lane__nom{white-space:normal;text-align:left;text-wrap:balance}
.pp-lane--full svg{width:22px;height:22px;color:rgba(255,255,255,.9);flex:0 0 auto}

@media(max-width:860px){
  .pp-pin{
    height:auto;overflow-x:auto;overflow-y:hidden;
    scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:8px;
  }
  .pp-track{height:auto;will-change:auto}
  .pp-pool{width:88vw;height:470px;scroll-snap-align:start}
  .pp-col__lanes{inset:40px 0 6px}
  .pp-lane__age{display:none}
  /* l'étiquette horaire doit tenir dans sa colonne */
  .pp-col__time{
    padding:4px 7px;border-radius:5px;
    max-width:calc(100% - 8px);
  }
  .pp-col__time b{font-size:9.5px;letter-spacing:0}
  .pp-col__time em{font-size:8px;letter-spacing:.04em}
  .pp-lane__tag{padding:4px 9px;border-radius:6px}
  .pp-lane__nom{font-size:11px}
  .pp-rope{flex-basis:7px}
  .pp-col--grid .pp-col__lanes{gap:6px;padding-inline:6px}
  .pp-lane--full .pp-lane__tag{flex-direction:column;gap:6px;padding:8px 10px}
  .pp-lane--full .pp-lane__nom{text-align:center}
  .pp-lane--full svg{width:19px;height:19px}
}

/* ============ FORMATIONS ============ */
.formations{background:var(--calcaire)}
.form-grille{display:grid;gap:16px}
@media(min-width:860px){.form-grille{grid-template-columns:1fr 1fr}}

.fiche-form{
  display:flex;flex-direction:column;gap:16px;
  background:#fff;border:1px solid rgba(8,25,29,.11);border-radius:16px;
  padding:26px 26px 24px;
  transition:transform .3s var(--ease-out),box-shadow .3s;
}
.fiche-form:hover{transform:translateY(-3px);box-shadow:0 20px 40px -24px rgba(8,25,29,.35)}
.fiche-form--fort{background:var(--abysse);color:var(--calcaire);border-color:var(--abysse)}

.fiche-form__head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.fiche-form__sigle{
  font-family:var(--display);font-weight:800;font-size:30px;letter-spacing:-.02em;line-height:1;
  color:var(--eau);
}
.fiche-form--fort .fiche-form__sigle{color:var(--rainette)}
.fiche-form__full{
  font-family:var(--ui);font-weight:500;font-size:12px;letter-spacing:.02em;
  opacity:.6;max-width:26ch;line-height:1.3;
}
.fiche-form__intro{font-family:var(--display);font-weight:700;font-size:16.5px;letter-spacing:-.01em;line-height:1.3;margin:0}

.fiche-form__meta{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:0;font-size:13.5px}
.fiche-form__meta dt{
  font-family:var(--ui);font-weight:600;font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;
  opacity:.5;white-space:nowrap;padding-top:1px;
}
.fiche-form__meta dd{margin:0;line-height:1.5;opacity:.86}

.fiche-form__prog{
  border-top:1px solid rgba(8,25,29,.1);padding-top:14px;
}
.fiche-form--fort .fiche-form__prog{border-top-color:rgba(233,237,233,.16)}
.fiche-form__prog-tag{
  display:block;font-family:var(--ui);font-weight:600;font-size:10.5px;letter-spacing:.07em;
  text-transform:uppercase;opacity:.5;margin-bottom:9px;
}
.fiche-form__prog ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
.fiche-form__prog li{
  position:relative;padding-left:17px;font-size:13.5px;line-height:1.5;opacity:.86;
}
.fiche-form__prog li::before{
  content:'';position:absolute;left:0;top:.55em;width:6px;height:6px;border-radius:50%;
  background:var(--eau);
}
.fiche-form--fort .fiche-form__prog li::before{background:var(--rainette)}

.fiche-form__validite{
  font-family:var(--ui);font-weight:500;font-size:12px;
  padding-top:12px;border-top:1px solid rgba(8,25,29,.1);opacity:.6;
}
.fiche-form--fort .fiche-form__validite{border-top-color:rgba(233,237,233,.16)}

.form-rec{
  display:flex;align-items:flex-start;gap:20px;
  background:var(--calcaire-2);border-radius:14px;padding:20px 24px;margin-top:16px;
}
.form-rec .sigle{
  font-family:var(--display);font-weight:800;font-size:22px;color:var(--eau);flex:0 0 auto;
}
.form-rec h4{font-size:15px;font-weight:700;margin-bottom:4px}
.form-rec p{font-size:13.5px;opacity:.72;margin:0;line-height:1.5}

/* ============ INSCRIPTION ============ */
.inscription{background:var(--marine);color:var(--calcaire)}
.inscription .tete .tag{color:var(--rainette)}
.inscription .tete p{opacity:.8}
.boite{
  background:var(--calcaire);color:var(--encre);border-radius:22px;
  padding:clamp(24px,3.4vw,46px);max-width:1000px;
}
.etapes{display:flex;gap:4px;margin-bottom:32px;flex-wrap:wrap}
.etape-pill{
  flex:1 1 110px;min-width:0;padding-top:11px;border-top:3px solid rgba(8,25,29,.15);
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:9.5px;letter-spacing:.03em;text-transform:uppercase;
  opacity:.5;transition:border-color .35s,opacity .35s;
}
.etape-pill.fait{border-top-color:var(--eau);opacity:.85}
.etape-pill.encours{border-top-color:var(--corail);opacity:1;font-weight:500}

.ecran{display:none}
.ecran.actif{display:block;animation:apparait .35s ease}
.ecran h3{font-size:clamp(22px,2.6vw,32px);margin-bottom:6px}
.ecran>.intro{font-size:15px;opacity:.7;margin-bottom:26px;max-width:56ch}

.champs{display:grid;gap:16px}
@media(min-width:680px){
  .champs{grid-template-columns:1fr 1fr}
  .large{grid-column:1/-1}
}
.champ{display:flex;flex-direction:column;gap:6px}
.champ label{
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:10px;letter-spacing:.03em;text-transform:uppercase;opacity:.72;
}
.champ label .req{color:var(--corail);opacity:1}
.champ input,.champ select,.champ textarea{
  background:#fff;border:1.5px solid rgba(8,25,29,.16);border-radius:10px;
  padding:12px 14px;font-size:15.5px;width:100%;
  transition:border-color .22s,box-shadow .22s;
}
.champ textarea{resize:vertical;min-height:88px}
.champ input:focus,.champ select:focus,.champ textarea:focus{
  outline:none;border-color:var(--eau);box-shadow:0 0 0 4px rgba(30,139,148,.16);
}
.champ input[aria-invalid="true"],.champ select[aria-invalid="true"]{border-color:var(--corail)}
.champ .aide{font-size:12.5px;opacity:.6}


.cases{display:grid;gap:11px;grid-column:1/-1}
.case{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border-radius:11px;
  padding:14px 16px;border:1.5px solid rgba(8,25,29,.12);cursor:pointer;
  transition:border-color .22s,background .22s;
}
.case:hover{border-color:var(--eau)}
.case input{margin-top:3px;width:18px;height:18px;accent-color:var(--eau);flex:0 0 auto}
.case:has(input:checked){border-color:var(--eau);background:rgba(30,139,148,.07)}
.case span{font-size:14.5px;line-height:1.5}
.case small{display:block;opacity:.62;font-size:13px;margin-top:2px}

.pilotage{
  display:flex;gap:12px;align-items:center;flex-wrap:wrap;
  margin-top:30px;padding-top:22px;border-top:1px solid rgba(8,25,29,.14);
}
.pilotage .recul{
  background:none;border:0;cursor:pointer;font-size:14.5px;opacity:.68;
  text-decoration:underline;text-underline-offset:4px;padding:8px 0;
}
.pilotage .recul:hover{opacity:1}
.pilotage .btn{margin-left:auto}

.recap{display:grid;gap:2px;margin-bottom:26px}
.recap__bloc{background:#fff;border-radius:12px;padding:18px 20px;border:1px solid rgba(8,25,29,.1)}
.recap__bloc h4{font-size:13px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:12px;color:var(--eau)}
.recap__bloc dl{display:grid;grid-template-columns:auto 1fr;gap:7px 20px;margin:0;font-size:14.5px}
.recap__bloc dt{font-family:var(--data);font-variation-settings:'wdth' 84;font-size:12px;opacity:.58;letter-spacing:.05em}
.recap__bloc dd{margin:0}
.fini{text-align:center;padding:34px 10px}
.fini svg{width:52px;color:var(--rainette);margin:0 auto 20px}
.fini h3{margin-bottom:12px}
.fini p{opacity:.72;max-width:44ch;margin-inline:auto}

/* ============ INFOS ============ */
.infos{background:var(--calcaire-2)}
.lieux{display:grid;gap:14px;margin-bottom:44px}
@media(min-width:700px){.lieux{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1080px){.lieux{grid-template-columns:repeat(4,1fr)}}
.lieu{background:#fff;border-radius:14px;padding:22px;border:1px solid rgba(8,25,29,.09)}
.lieu h4{font-size:17px;margin-bottom:8px;}
.lieu p{font-size:14px;opacity:.72;line-height:1.5}
.lieu a{font-family:var(--data);font-variation-settings:'wdth' 84;font-size:13.5px;color:var(--eau);text-decoration:none;display:inline-block;margin-top:8px}
.lieu a:hover{text-decoration:underline}

.contact{display:grid;gap:26px}
@media(min-width:860px){.contact{grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}}
.contact h3{font-size:clamp(24px,3vw,38px);margin-bottom:14px}
.coord{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.coord li{display:grid;gap:2px;padding-bottom:14px;border-bottom:1px solid rgba(8,25,29,.13)}
.coord .tag{color:var(--eau)}
.coord a{text-decoration:none;font-size:16px}
.coord a:hover{text-decoration:underline}

/* ============ FOOTER ============ */
.pied{background:var(--abysse);color:var(--calcaire);padding-block:56px 30px}
.pied__haut{display:grid;gap:34px;padding-bottom:38px;border-bottom:1px solid rgba(233,237,233,.16)}
@media(min-width:820px){.pied__haut{grid-template-columns:1.4fr 1fr 1fr;gap:48px}}
.pied h4{font-size:12px;letter-spacing:.05em;text-transform:uppercase;margin-bottom:16px;color:var(--rainette)}
.pied ul{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.pied ul a{text-decoration:none;font-size:14.5px;opacity:.78}
.pied ul a:hover{opacity:1;color:var(--rainette)}
.pied__marque svg{width:40px;color:var(--calcaire);margin-bottom:16px}
.pied__marque p{font-size:14.5px;opacity:.72;max-width:34ch}
.pied__bas{
  display:flex;flex-wrap:wrap;gap:10px 26px;padding-top:22px;
  font-family:var(--data);font-variation-settings:'wdth' 84;font-size:10px;letter-spacing:.02em;opacity:.55;
}

/* ============ MOBILE NAV ============ */
@media(max-width:1200px){
  .burger{display:block}
  .nav-liens{
    position:fixed;inset:0 0 auto;top:0;padding:88px var(--gouttiere) 32px;
    background:var(--abysse);color:var(--calcaire);
    flex-direction:column;align-items:flex-start;gap:4px;
    transform:translateY(-102%);transition:transform .42s cubic-bezier(.4,0,.2,1);
    box-shadow:0 20px 50px -20px rgba(0,0,0,.6);
  }
  .nav.ouvert .nav-liens{transform:none}
  .nav-liens a{font-size:22px;font-family:var(--display);font-weight:700;padding:11px 0;width:100%}
  .nav-liens a.btn{margin-top:16px;font-size:15px;justify-content:center}
  .nav.ouvert{background:var(--abysse);color:var(--calcaire)}
  .marque,.burger{position:relative;z-index:3}
}
@media(max-width:420px){.marque-txt>span{display:none}}

/* ============ MOUVEMENT RÉDUIT ============ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .descente{height:auto}
  .scene{position:relative;height:auto;padding-block:60px}
  .paliers{position:relative;inset:auto;display:grid;gap:60px;place-items:start}
  .palier{grid-area:auto;opacity:1;transform:none;pointer-events:auto}
  .nageuse,.bulles{display:none}
}