:root{
    --ink:#000000; --ink-soft:#171D28;
    --paper:#FCFCFA; --paper-alt:#CECECE;
    --gold:#C9A227; --gold-deep:#8A6D1D; --gold-soft:#F1E4BA;
    --indigo:#1800AD;
    --slate:#000000; --slate-light:#4D4D4D;
    --line:#BDBDBD; --emerald:#1F7A5C; --emerald-soft:#DDEEE6;
    --white:#FFFFFF;
    --r-lg:28px; --r-md:16px; --r-pill:999px;
    --shadow:0 24px 60px -24px rgba(11,14,20,.28);
    --container:1180px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth; scroll-padding-top:100px;}
  section[id]{scroll-margin-top:100px;}
  body{
    font-family:'Playfair Display',Georgia,serif;
    font-size:17px; font-weight:400;
    background:var(--paper); color:var(--ink); line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img,svg{display:block; max-width:100%;}
  a{color:inherit; text-decoration:none;}
  button{font-family:inherit; cursor:pointer; border:none; background:none;}
  ul{list-style:none;}
  .accent{font-family:'Playfair Display',Georgia,serif; font-style:italic; font-weight:600; font-size:30px; line-height:1.2; color:var(--gold-deep);}
  .mono{font-family:'IBM Plex Mono',monospace;}
  .container{max-width:var(--container); margin:0 auto; padding:0 24px;}
  section{padding:88px 0;}
  h1,h2{font-family:'Inter',-apple-system,sans-serif; font-weight:700; font-size:clamp(32px,5vw,40px); letter-spacing:-0.02em; line-height:1.12; color:var(--ink);}
  h3{font-family:'Inter',-apple-system,sans-serif; font-weight:500; font-size:16px; letter-spacing:-0.01em; line-height:1.3; color:var(--ink);}
  .eyebrow{
    font-family:'Inter',sans-serif; font-size:14px; font-weight:500; letter-spacing:.12em; text-transform:uppercase;
    color:var(--slate-light); display:flex; align-items:center; gap:10px; margin-bottom:18px;
  }
  /* trait décoratif supprimé devant les eyebrows (Formation IA, Outils couverts, Catalogue, Le Club, etc.) */
  .btn{
    font-family:'Inter',sans-serif;
    display:inline-flex; align-items:center; gap:8px; padding:16px 28px; border-radius:var(--r-pill);
    font-weight:600; font-size:15.5px; transition:transform .18s ease, box-shadow .18s ease;
    white-space:nowrap;
  }
  .btn:hover{transform:translateY(-2px);}
  .btn:focus-visible{outline:3px solid var(--indigo); outline-offset:3px;}
  .btn-dark{background:var(--ink); color:var(--white); box-shadow:var(--shadow);}
  .btn-cyan{background:var(--indigo); color:var(--white);}
  .btn-ghost{background:transparent; color:var(--ink); border:1.5px solid var(--line);}

  .stroke{position:relative; display:inline-block;}
  .stroke svg{position:absolute; left:0; bottom:-6px; width:100%; height:10px; overflow:visible;}
  .type-cursor{display:inline-block; margin-left:2px; animation:blink 1s step-end infinite; transition:opacity .3s ease;}
  @keyframes blink{50%{opacity:0;}}

  /* ---------- HEADER ---------- */
  header{
    position:sticky; top:0; z-index:50; background:rgba(252,252,250,.86); backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; min-height:76px; padding:10px 0;}
  .brand-group{display:flex; align-items:center; gap:10px; margin-left:38px;}
  .brand-logo-icon{height:38px; width:auto; object-fit:contain;}
  .logo-block{display:flex; flex-direction:column; gap:2px;}
  .logo-phone{font-family:'Inter',sans-serif; font-size:11.5px; font-weight:500; color:var(--slate-light); line-height:1.15;}
  .logo-phone:hover{color:var(--indigo);}
  .logo{font-family:'Inter',sans-serif; font-size:20px; font-weight:700; color:var(--ink); line-height:1.15;}
  .logo span{color:var(--indigo); font-family:'Playfair Display',serif; font-style:italic; font-weight:600;}
  .nav-links{display:none; gap:22px; font-family:'Inter',sans-serif; font-size:14px; font-weight:500; color:var(--ink);}
  .nav-links a:hover{color:var(--indigo);}
  .nav-cta{display:none;}
  .nav-burger{width:40px; height:40px; display:flex; align-items:center; justify-content:center; border-radius:var(--r-pill); border:1.5px solid var(--line);}
  @media(min-width:900px){
    .nav-links{display:flex;}
    .nav-cta{display:inline-flex;}
    .nav-burger{display:none;}
  }
  .mobile-menu{
    display:none; flex-direction:column; gap:2px; position:absolute; top:76px; left:0; right:0;
    background:var(--white); border-bottom:1px solid var(--line); padding:14px 24px 22px;
    box-shadow:0 24px 40px -20px rgba(0,0,0,.16);
  }
  .mobile-menu.open{display:flex;}
  .mobile-menu a{font-family:'Inter',sans-serif; padding:13px 2px; font-size:15px; font-weight:500; border-bottom:1px solid var(--line); color:var(--ink);}
  .mobile-menu a.btn{border-bottom:none; justify-content:center; margin-top:12px;}
  @media(min-width:900px){.mobile-menu{display:none !important;}}

  /* ---------- HERO ---------- */
  .hero{
    position:relative; overflow:hidden;
    padding:110px 0 100px; min-height:640px;
    display:flex; align-items:center;
  }
  /* Les 2 photos de fond, superposées, chacune animée en alternance (voir @keyframes heroBgCycle).
     transform:scale(1.06) masque le halo créé par le flou sur les bords. */
  .hero-bg{
    position:absolute; inset:0; z-index:0;
    background-size:cover; background-repeat:no-repeat; background-position:center;
    background-color:#05070A;
    opacity:0; animation:heroBgCycle 18s ease-in-out infinite;
  }
  .hero-bg-1{ background-image:url('/assets/img-01.jpg'); animation-delay:0s; }
  .hero-bg-2{ background-image:url('/assets/img-02.jpg'); animation-delay:-6s; }
.hero-bg-3{ background-image:url('/assets/img-03.jpg'); animation-delay:-12s; }
  /* Cycle de 12s : 1s fondu entrant, 4s pleinement visible, 1s fondu sortant, 6s masqué
     (le temps que l'autre calque, décalé de -6s, prenne le relais). */
  @keyframes heroBgCycle{
    0%{opacity:0;}
    5.56%{opacity:1;}
    27.78%{opacity:1;}
    33.33%{opacity:0;}
    100%{opacity:0;}
  }
  /* Overlay sombre fixe au-dessus des 2 photos : garantit la lisibilité quelle que soit l'image affichée */
  .hero-overlay{
    position:absolute; inset:0; z-index:1;
    background:linear-gradient(180deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.45) 45%, rgba(0,0,0,.6) 100%);
  }
  /* Dégradé sombre supplémentaire en bas (renfort de lisibilité, bonus demandé) */
  .hero-bottom-fade{
    position:absolute; left:0; right:0; bottom:0; height:40%; z-index:1;
    background:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,.85) 100%);
  }
  .hero .container{position:relative; z-index:2; width:100%;}
  .hero-inner{max-width:760px; margin:0 auto; text-align:center;}
  .hero h1{min-height:3.4em; color:#fff;}
  .hero p.sub{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:rgba(255,255,255,.9); margin:22px auto 32px; max-width:520px;}
  .hero .eyebrow{display:inline-flex; color:rgba(255,255,255,.8);}
  /* trait décoratif supprimé ici aussi (variante hero) */
  .hero-ctas{display:flex; flex-wrap:wrap; gap:16px; align-items:center; justify-content:center;}
  .hero-badges{display:flex; flex-wrap:wrap; gap:10px; margin-top:30px; justify-content:center;}
  .btn-ghost-light{background:rgba(255,255,255,.1); color:#fff; border:1.5px solid rgba(255,255,255,.55); backdrop-filter:blur(4px);}
  .badge-mini{
    font-family:'Inter',sans-serif; font-size:14px; font-weight:500; padding:9px 16px; border-radius:var(--r-pill);
    background:var(--paper-alt); color:var(--ink); border:1px solid var(--line);
  }

  /* ---------- VIDEO TEASER ---------- */
  .teaser-wrap{margin-top:0;}
  .teaser{
    position:relative; border-radius:var(--r-lg); overflow:hidden;
    aspect-ratio:16/9; box-shadow:var(--shadow);
    cursor:pointer; border:none; padding:0; display:block; width:100%;
    background-image:url('/assets/img-04.jpg');
    background-size:cover; background-position:center;
  }

  /* ---------- PITCH ---------- */
  .pitch-grid{display:grid; gap:20px; grid-template-columns:1fr;}
  @media(min-width:800px){.pitch-grid{grid-template-columns:repeat(3,1fr);}}
  .pitch-card{padding:34px 28px; border-radius:var(--r-md); background:var(--paper-alt); border:1px solid var(--line); text-align:center;}
  /* Cartes avec photo : image nette du haut jusqu'aux 2/3, puis fondu progressif en blanc jusqu'au pied de l'image */
  .pitch-card-photo{
    position:relative; background:#fff; padding:230px 28px 34px; overflow:hidden;
  }
  .pitch-card-photo::before{
    content:''; position:absolute; top:0; left:0; right:0; height:230px; z-index:0;
    background-size:cover; background-position:center top;
  }
  .pitch-card-photo::after{
    content:''; position:absolute; top:0; left:0; right:0; height:230px; z-index:1;
    background:linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0) 66.67%, #fff 100%);
  }
  .pitch-card-photo .pitch-icon, .pitch-card-photo h3, .pitch-card-photo p{position:relative; z-index:2;}
  .pitch-card-1::before{ background-image:url('/assets/img-05.jpg'); }
  .pitch-card-2::before{ background-image:url('/assets/img-06.jpg'); }
  .pitch-card-3::before{ background-image:url('/assets/img-07.jpg'); }
  .pitch-icon{width:56px; height:56px; border-radius:50%; background:var(--white); display:flex; align-items:center; justify-content:center; margin:0 auto 20px; box-shadow:0 10px 24px -12px rgba(24,0,173,.35);}
  .pitch-card h3{font-family:'Playfair Display',Georgia,serif; font-style:italic; font-weight:600; font-size:18px; margin-bottom:12px; color:#1800AD;}
  .pitch-card p{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:var(--ink); line-height:1.7;}

  /* ---------- MARQUEE ---------- */
  .marquee-wrap{overflow:hidden; padding:22px 0; margin-top:10px;}
  .marquee{display:flex; gap:18px; width:max-content; animation:scroll 24s linear infinite;}
  .marquee-wrap:hover .marquee{animation-play-state:paused;}
  @keyframes scroll{from{transform:translateX(0);} to{transform:translateX(-50%);}}
  .tool-badge{
    width:58px; height:58px; border-radius:18px; flex-shrink:0;
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 10px 24px -10px rgba(0,0,0,.35);
  }

  /* ---------- OUTILS ---------- */
  .outils p.lead{font-family:'Playfair Display',Georgia,serif; color:var(--ink); font-size:17px; font-weight:400; max-width:560px; margin-top:20px;}
  .outils-grid{display:grid; gap:18px; margin-top:48px; grid-template-columns:1fr;}
  @media(min-width:700px){.outils-grid{grid-template-columns:repeat(4,1fr);}}
  @media(min-width:700px){.skills-grid{grid-template-columns:repeat(3,1fr) !important;}}
  .outils-card{padding:26px 22px; border-radius:var(--r-md); background:var(--paper-alt); border:1px solid var(--line);}
  .outils-card .num{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--ink); font-weight:600;}
  .outils-card h4{font-family:'Inter',sans-serif; font-weight:500; font-size:16px; margin:10px 0 6px; color:var(--ink);}
  .outils-card p{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:var(--ink);}

  /* ---------- CATALOGUE ---------- */
  .cat-header{display:flex; justify-content:space-between; align-items:flex-end; flex-wrap:wrap; gap:20px; margin-bottom:42px;}
  .cat-grid{display:grid; gap:16px; grid-template-columns:1fr;}
  @media(min-width:700px){.cat-grid{grid-template-columns:repeat(2,1fr);}}
  @media(min-width:1024px){.cat-grid{grid-template-columns:repeat(3,1fr);}}
  .mod-card{
    display:block; padding:24px; border-radius:var(--r-md); border:1px solid var(--line); background:var(--paper-alt);
    transition:border-color .2s ease, transform .2s ease;
  }
  .mod-card:hover{border-color:var(--indigo); transform:translateY(-3px);}
  .mod-num{font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--ink); font-weight:600;}
  /* structure simplifiée : plus de flex hand+text, juste un h4 classique */
  /* Titres de module : même police/taille que "NexIA Academy" du header (Inter Bold 20px), noir,
     avec un effet de brillance (reflet qui balaye le texte périodiquement). Statique, sans JS. */
  .mod-title-text{
    font-family:'Inter',sans-serif; font-weight:700; font-size:20px; line-height:1.3;
    display:inline-block;
    background-image:linear-gradient(120deg, #000 35%, #fff 50%, #000 65%);
    background-size:250% 100%;
    -webkit-background-clip:text; background-clip:text; color:transparent;
    animation:titleShine 4s ease-in-out infinite;
  }
  @keyframes titleShine{
    0%{background-position:180% 0;}
    100%{background-position:-80% 0;}
  }
  .mod-card p{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:var(--ink); margin-bottom:16px;}
  .mod-cta{font-family:'Inter',sans-serif; font-size:12.5px; font-weight:600; color:var(--indigo);}

  /* ---------- CLUB ---------- */
  .club{background:var(--ink); color:var(--white); border-radius:var(--r-lg); padding:56px 40px;}
  .club-grid{display:grid; gap:40px; grid-template-columns:1fr;}
  @media(min-width:900px){.club-grid{grid-template-columns:1.1fr .9fr;}}
  .club h2{color:var(--white);}
  .club-list{margin-top:24px; display:flex; flex-direction:column; gap:16px;}
  .club-list li{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; display:flex; gap:14px; color:rgba(255,255,255,.9);}
  .club-list .dot{width:6px; height:6px; border-radius:50%; background:var(--indigo); margin-top:9px; flex-shrink:0;}
  .prime-card{background:var(--ink-soft); border:1px solid rgba(255,255,255,.1); border-radius:var(--r-md); padding:30px;}
  .prime-amount{font-family:'IBM Plex Mono',monospace; font-size:28px; font-weight:600; color:var(--white);}
  .points-grid{display:flex; flex-direction:column; gap:10px; margin-top:20px;}
  .points-row{font-family:'Inter',sans-serif; display:flex; justify-content:space-between; font-size:13.5px; color:rgba(255,255,255,.75); border-bottom:1px dashed rgba(255,255,255,.12); padding-bottom:10px;}
  .points-row b{color:var(--white); font-family:'IBM Plex Mono',monospace; font-weight:600;}

  /* ---------- COMMUNAUTE ---------- */
  .member-carousel-wrap{overflow:hidden; margin-top:40px; padding:12px 0;}
  .member-carousel{display:flex; gap:26px; width:max-content; animation:scrollRight 32s linear infinite;}
  .member-carousel-wrap:hover .member-carousel{animation-play-state:paused;}
  @keyframes scrollRight{from{transform:translateX(-50%);} to{transform:translateX(0);}}
  .member-item{display:flex; flex-direction:column; align-items:center; gap:10px; flex-shrink:0; width:120px;}
  .member-avatar{
    width:104px; height:104px; border-radius:50%;
    background-size:cover; background-position:center;
    box-shadow:0 16px 32px -14px rgba(0,0,0,.35);
  }
  .member-item span{font-family:'Inter',sans-serif; font-size:12.5px; font-weight:400; color:var(--ink); text-align:center;}

  /* ---------- TEMOIGNAGES ---------- */
  .temoi-grid{display:grid; gap:20px; grid-template-columns:1fr; margin-top:44px;}
  @media(min-width:800px){.temoi-grid{grid-template-columns:repeat(3,1fr);}}
  .temoi-card{padding:28px; border-radius:var(--r-md); background:var(--paper-alt); border:1px solid var(--line); position:relative;}
  .temoi-tag{font-family:'Inter',sans-serif; position:absolute; top:18px; right:18px; font-size:10.5px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--indigo); background:var(--white); padding:4px 9px; border-radius:var(--r-pill);}
  .temoi-card p{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:var(--ink); margin:8px 0 18px; font-style:italic;}
  .temoi-name{font-family:'Inter',sans-serif; font-size:14px; font-weight:500; color:var(--ink);}
  .temoi-role{font-family:'Inter',sans-serif; font-size:12.5px; font-weight:400; color:var(--ink);}

  /* ---------- IA CHALLENGE INTER-SCHOOL ---------- */
  .challenge-intro{overflow:hidden;}
  .challenge-flyer{
    float:left; width:320px; max-width:46%; margin:4px 32px 20px 0;
    border-radius:var(--r-md); box-shadow:var(--shadow); display:block;
  }
  .challenge-intro-text p{font-family:'Playfair Display',Georgia,serif; font-size:17px; color:var(--ink); margin-bottom:16px; line-height:1.7;}
  .challenge-tagline{font-family:'Playfair Display',Georgia,serif; font-style:italic; font-weight:600; font-size:20px; color:#1800AD; display:block; margin:10px 0 20px;}
  .challenge-badges{clear:both; display:flex; flex-wrap:wrap; gap:10px; padding-top:8px; margin-bottom:8px;}
  .challenge-block{padding:36px 0; border-top:1px solid var(--line);}
  .challenge-block h3{font-family:'Inter',sans-serif; font-weight:700; font-size:22px; color:var(--ink); margin-bottom:16px;}
  .challenge-block p{font-family:'Playfair Display',Georgia,serif; font-size:17px; color:var(--ink); margin-bottom:14px; line-height:1.7;}
  .challenge-list{display:flex; flex-direction:column; gap:12px; margin-bottom:16px;}
  .challenge-list li{font-family:'Playfair Display',Georgia,serif; font-size:17px; color:var(--ink); display:flex; gap:12px; line-height:1.5;}
  .challenge-list li::before{content:'✓'; color:var(--emerald); font-weight:700; font-family:'Inter',sans-serif; flex-shrink:0;}
  .challenge-steps{list-style:none; counter-reset:step; display:flex; flex-direction:column; gap:16px;}
  .challenge-steps li{counter-increment:step; display:flex; align-items:flex-start; gap:14px; font-family:'Playfair Display',Georgia,serif; font-size:17px; color:var(--ink);}
  .challenge-steps li::before{
    content:counter(step); font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:14px; color:#1800AD;
    flex-shrink:0; width:30px; height:30px; border-radius:50%; background:var(--paper-alt);
    display:flex; align-items:center; justify-content:center; margin-top:1px;
  }
  .challenge-dark{background:var(--ink); color:#fff; border-radius:var(--r-lg); padding:44px 36px; margin:36px 0;}
  .challenge-dark h3{color:#fff;}
  .challenge-dark p{color:rgba(255,255,255,.85);}
  .challenge-dark .challenge-list li{color:rgba(255,255,255,.9);}
  .challenge-prize{background:var(--paper-alt); border-radius:var(--r-lg); padding:44px 36px; margin:36px 0; border:1px solid var(--line);}
  .challenge-closing{background:var(--ink); border-radius:var(--r-lg); padding:56px 36px; margin-top:24px; text-align:center;}
  .challenge-closing h2{color:#fff;}
  .challenge-closing .challenge-tagline{color:#5C6BFF; margin-top:12px;}
  .challenge-ctas{display:flex; flex-wrap:wrap; justify-content:center; gap:16px; margin-top:28px;}

  /* ---------- FAQ ---------- */
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{font-family:'Inter',sans-serif; width:100%; display:flex; justify-content:space-between; align-items:center; padding:24px 4px; font-size:16px; font-weight:500; text-align:left; color:var(--ink);}
  .faq-q:focus-visible{outline:2px solid var(--indigo); outline-offset:4px;}
  .faq-plus{font-size:20px; color:var(--indigo); transition:transform .25s ease; flex-shrink:0; margin-left:16px;}
  .faq-item[data-open="true"] .faq-plus{transform:rotate(45deg);}
  .faq-a{display:grid; grid-template-rows:0fr; transition:grid-template-rows .3s ease;}
  .faq-item[data-open="true"] .faq-a{grid-template-rows:1fr;}
  .faq-a > div{overflow:hidden;}
  .faq-a p{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; color:var(--ink); padding-bottom:22px; max-width:640px;}

  /* ---------- OFFRE ---------- */
  .offer{background:var(--paper-alt); border-radius:var(--r-lg); padding:52px 36px; border:1px solid var(--line);}
  .offer-top{display:flex; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; gap:24px;}
  .price-row{display:flex; align-items:baseline; gap:14px; margin:18px 0 6px;}
  .price-new{font-family:'IBM Plex Mono',monospace; font-size:44px; font-weight:600; color:var(--ink);}
  .price-unit{font-family:'Inter',sans-serif; font-size:14px; color:var(--ink);}
  .offer-list{margin:26px 0 30px; display:flex; flex-direction:column; gap:12px;}
  .offer-list li{font-family:'Playfair Display',Georgia,serif; font-size:17px; font-weight:400; display:flex; gap:12px; color:var(--ink);}
  .offer-list .check{color:var(--indigo); font-weight:700; flex-shrink:0;}
  .offer-note{font-family:'Inter',sans-serif; margin-top:18px; font-size:12.5px; color:var(--slate-light);}
  .places-badge{font-family:'Inter',sans-serif; font-size:12.5px; font-weight:600; padding:8px 14px; border-radius:var(--r-pill); background:var(--white); border:1px solid var(--indigo); color:var(--indigo);}

  /* ---------- FOOTER ---------- */
  footer{background:var(--ink); color:rgba(255,255,255,.7); padding:64px 0 32px;}
  .foot-grid{display:grid; gap:36px; grid-template-columns:1fr;}
  @media(min-width:700px){.foot-grid{grid-template-columns:2fr 1fr 1fr;}}
  footer h5{font-family:'Inter',sans-serif; color:var(--white); font-size:14px; font-weight:500; margin-bottom:16px;}
  footer ul{display:flex; flex-direction:column; gap:10px; font-family:'Inter',sans-serif; font-size:14px; font-weight:400;}
  footer a:hover{color:var(--white);}
  .foot-bottom{border-top:1px solid rgba(255,255,255,.12); margin-top:44px; padding-top:24px; font-family:'Inter',sans-serif; font-size:12.5px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; color:rgba(255,255,255,.45);}

  /* ---------- WHATSAPP FLOAT ---------- */
  .wa-float{
    position:fixed; bottom:24px; right:24px; z-index:60; width:60px; height:60px; border-radius:50%;
    background:#25D366; display:flex; align-items:center; justify-content:center; box-shadow:0 12px 30px rgba(37,211,102,.4);
    opacity:0; transform:scale(.6);
    animation:waAppear .4s ease forwards; animation-delay:1.2s;
  }
  @keyframes waAppear{ to{ opacity:1; transform:scale(1); } }
  .wa-float:focus-visible{outline:3px solid var(--ink); outline-offset:3px;}
  .wa-ring{position:absolute; inset:0; border-radius:50%; border:2px solid #25D366; animation:ring 2.2s ease-out infinite;}
  @keyframes ring{0%{transform:scale(1); opacity:.7;} 100%{transform:scale(1.7); opacity:0;}}

  /* ---------- MOBILE STICKY BAR ---------- */
  .sticky-bar{
    position:fixed; left:0; right:0; bottom:0; z-index:55; background:var(--white); border-top:1px solid var(--line);
    padding:14px 20px; display:flex; align-items:center; justify-content:space-between; gap:16px;
    transform:translateY(120%); transition:transform .3s ease; box-shadow:0 -8px 24px rgba(0,0,0,.06);
  }
  .sticky-bar.show{transform:translateY(0);}
  .sticky-bar .price{font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:15px; color:var(--ink);}
  .sticky-bar .price small{display:block; font-family:'Inter',sans-serif; font-weight:400; font-size:11px; color:var(--slate-light);}
  @media(min-width:900px){.sticky-bar{display:none;}}

  /* ---------- SCROLL REVEAL ---------- */
  .reveal.pre{opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s ease;}
  .reveal.pre.is-visible{opacity:1; transform:translateY(0);}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
    html{scroll-behavior:auto;}
    .hero-bg{animation:none !important;}
    .hero-bg-1{opacity:1 !important;}
    .hero-bg-2{opacity:0 !important;}
    .hero-bg-3{opacity:0 !important;}
  }

  /* ---------- PAGE DÉDIÉE (formations/club/ressources/challenge/faq) ---------- */
  .breadcrumb{
    font-family:'Inter',sans-serif; font-size:13px; font-weight:500; color:var(--slate-light);
    display:flex; align-items:center; gap:8px; margin-bottom:22px;
  }
  .breadcrumb a{color:var(--slate-light);}
  .breadcrumb a:hover{color:var(--indigo);}
  .breadcrumb span[aria-hidden]{color:var(--line);}
  .breadcrumb span[aria-current]{color:var(--ink); font-weight:600;}
  .page-intro{padding:64px 0 8px;}
  .page-intro h1{max-width:760px;}
  .page-intro .lead{font-family:'Playfair Display',Georgia,serif; font-size:18px; color:var(--slate-light); margin-top:18px; max-width:620px;}
  .page-cta-band{
    background:var(--ink); border-radius:var(--r-lg); padding:48px 40px; margin:0 0 8px;
    display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:24px;
  }
  .page-cta-band h3{color:#fff; font-size:22px; max-width:420px;}
  .page-cta-band .btns{display:flex; flex-wrap:wrap; gap:12px;}