:root{
    --bg:#06060b; --cyan:#00f0ff; --violet:#7b2ff7; --line:#f8f8fa; --text:#f8f8fa; --muted:#aeb0bd;
    --warm:#ffcf7a; --warm2:#ffcf7a;
    --display:'Clash Display',sans-serif; --body:'General Sans',sans-serif; --mono:'Space Mono',monospace;
    --grad:linear-gradient(120deg,var(--cyan),var(--violet));
    --gradw:linear-gradient(120deg,var(--warm),var(--warm2));
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  html,body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body)}

  /* ===== Ambiances fixes enchaînées (crossfade façon accueil) ===== */
  .oamb{position:fixed;inset:0;z-index:1;overflow:hidden;pointer-events:none;will-change:opacity}
  .oamb video{width:100%;height:100%;object-fit:cover;transform-origin:center;transform:scale(1.14);transition:transform 1.2s cubic-bezier(.22,1,.36,1)}
  .oamb.act video{transform:scale(1)}
  .oamb::after{content:"";position:absolute;inset:0;
    background:radial-gradient(62% 64% at 50% 46%, #06060b00 0%, #06060b66 66%, #06060bcc 100%)}
  #ambEpure video{filter:brightness(.62) saturate(1.05)}
  #ambCold{opacity:0}
  #ambCold video{filter:brightness(.5) saturate(1.1)}
  #ambWarm{opacity:0}
  #ambWarm video{filter:brightness(.52) saturate(1.12)}
  #ambFaq{opacity:0}
  #ambFaq video{filter:brightness(.5) saturate(1.12)}
  .oamb__head{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);width:min(900px,90vw);text-align:center;will-change:opacity,transform}
  .oamb__head h1{filter:drop-shadow(0 2px 18px #06060bcc)}.oamb__head p{text-shadow:0 2px 20px #06060bcc,0 0 4px #06060b99}

  /* ===== Fil de contenu ===== */
  .page{position:relative;z-index:2}
  .eyebrow{font-family:var(--mono);font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);margin:0 0 22px}
  .eyebrow--warm{color:var(--warm)!important;margin:0 0 18px;text-shadow:none;filter:none}
  h1{font-family:var(--display);font-weight:700;line-height:1.03;letter-spacing:-.01em;font-size:clamp(2.4rem,6.4vw,4.8rem);margin:0 0 20px;text-shadow:0 2px 34px #06060b}
  h1 em{font-style:normal;color:#ffcf7a}
  .hero__lede{font-size:clamp(1.02rem,1.8vw,1.28rem);color:var(--text);max-width:56ch;margin:0 auto;line-height:1.6}
  .hero__cue{display:inline-block;margin-top:34px;font-family:var(--mono);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:#8a8a96}
  .hero__cue span{display:inline-block;animation:bob 1.6s ease-in-out infinite}
  @keyframes bob{50%{transform:translateY(5px)}}

  .reveal{opacity:0;transform:translateY(40px) scale(.97);transition:opacity .75s cubic-bezier(.22,1,.36,1),transform .75s cubic-bezier(.22,1,.36,1);transition-delay:calc(var(--i,0)*90ms)}
  .reveal.in{opacity:1;transform:none}

  .sec{position:relative;padding:clamp(70px,12vh,150px) 6vw}
  .sec__wrap{position:relative;z-index:2;max-width:1120px;margin:0 auto}
  .sec__head{max-width:62ch;margin:0 0 clamp(36px,6vh,64px)}
  .sec__title{font-family:var(--display);font-weight:700;line-height:1.08;letter-spacing:-.01em;font-size:clamp(1.9rem,4.4vw,3rem);margin:0 0 16px}
  .sec__title em{font-style:normal;color:#ffcf7a}
  .sec__title em.w{background:none;color:#ffcf7a;-webkit-text-fill-color:#ffcf7a;text-shadow:none;filter:none}
  .sec__lead{font-size:clamp(1rem,1.6vw,1.18rem);color:var(--muted);line-height:1.62;margin:0}
  .sec__lead b{color:var(--text);font-weight:600}

  /* le hero occupe une pleine hauteur d'ambiance avant que le contenu monte */
  .hero-pad{height:100vh}
  /* respiration à chaque changement d'ambiance, sans trou plein écran */
  .sec--amb{padding-top:clamp(84px,20vh,210px)}

  /* ===== Signature : montée en gamme en scènes épinglées ===== */
  .climb{position:relative;height:540vh}
  .climb__pin{position:sticky;top:0;height:100vh;overflow:hidden;display:grid;place-items:center}
  .climb__pin::before{content:"";position:absolute;inset:0;z-index:0;background:radial-gradient(60% 58% at 50% 48%,#06060bd9,#06060b9e 55%,#06060b3d 100%);pointer-events:none}
  .climb__eyebrow{position:absolute;top:clamp(78px,13vh,128px);left:50%;transform:translateX(-50%);z-index:3;margin:0;
    font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:#8a8a96;white-space:nowrap}
  .climb__ecg{position:absolute;left:0;right:0;bottom:14vh;width:100%;height:60px;z-index:1;opacity:.4;overflow:visible;pointer-events:none}
  .climb__ecg path{fill:none;stroke:url(#ecgGrad);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:16 12;animation:footflow 2.6s linear infinite}
  .step{grid-area:1/1;z-index:2;display:grid;place-items:center;text-align:center;padding:0 7vw;opacity:0;will-change:opacity,transform,filter}
  .step__inner{max-width:60ch}
  .step__no{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;color:#7a7a88}
  .step__k{display:block;font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin:10px 0 6px}
  .step__price{font-family:var(--display);font-weight:700;line-height:1;letter-spacing:-.01em;font-size:clamp(2.8rem,8vw,5.4rem);margin:6px 0 2px;
    background:none;color:#ffcf7a;-webkit-text-fill-color:#ffcf7a;text-shadow:none;filter:none}
  .step__price small{display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);-webkit-text-fill-color:var(--muted);margin-bottom:4px;font-weight:400}
  .step__name{font-family:var(--display);font-weight:600;font-size:clamp(1.5rem,3.4vw,2.4rem);margin:16px 0 14px;line-height:1.12}
  .step__add{font-size:clamp(1rem,1.7vw,1.22rem);color:var(--text);line-height:1.55;max-width:50ch;margin:0 auto 20px}
  .step__add b{background:none;color:#ffcf7a;-webkit-text-fill-color:#ffcf7a;text-shadow:none;filter:none;font-weight:600}
  .step__list{list-style:none;display:flex;flex-wrap:wrap;gap:8px 10px;justify-content:center;margin:0;padding:0}
  .step__list li{font-family:var(--mono);font-size:.68rem;letter-spacing:.03em;color:var(--cyan);background:#00f0ff16;padding:.36rem .82rem;
    clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}
  .step__badge{display:inline-block;font-family:var(--mono);font-size:.56rem;letter-spacing:.12em;text-transform:uppercase;color:#1a1206;background:var(--gradw);padding:4px 12px;margin:0 0 12px;
    clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),calc(100% - 6px) 100%,0 100%,0 6px)}
  .step--hot .step__price,.step--hot .step__add b{background:none;color:#ffcf7a;-webkit-text-fill-color:#ffcf7a;text-shadow:none;filter:none}
  .step--hot .step__list li{color:var(--warm);background:#e8a24c1c}
  .climb__dots{position:absolute;bottom:clamp(38px,7vh,66px);left:50%;transform:translateX(-50%);z-index:3;display:flex;gap:11px}
  .climb__dots i{width:30px;height:3px;border-radius:2px;background:#ffffff1f;transition:background .35s ease,box-shadow .35s ease,transform .35s ease}
  .climb__dots i.on{background:var(--grad);box-shadow:0 0 12px #00f0ff7a;transform:scaleY(1.7)}

  .note{border:1px solid #ffffff14;border-radius:0;padding:22px 24px;margin:0 auto;max-width:900px;background:#0a0a12cc;backdrop-filter:blur(3px);font-size:.95rem;color:var(--muted);line-height:1.62}
  .note b{color:var(--text);font-weight:600}
  .maint{display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;margin:22px auto 0;max-width:900px}
  .maint p{margin:0;color:var(--muted);font-size:.98rem;line-height:1.55}
  .maint b{color:var(--text);font-weight:600}

  /* ===== Au-delà du site ===== */
  .reel{position:relative;border:1px solid #ffffff16;border-radius:0;overflow:hidden;background:#0a0a12;margin:0 0 clamp(26px,4vh,40px);box-shadow:0 30px 70px -40px #00f0ff44}
  .reel video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#000}
  .reel__cap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 18px;padding:14px 20px;border-top:1px solid #ffffff12}
  .reel__cap b{color:var(--text);font-weight:600;font-size:.95rem}
  .reel__cap span{font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
  .spots{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:0 0 clamp(30px,5vh,46px)}
  .spot{border:1px solid #ffffff14;border-radius:0;overflow:hidden;background:#0b0b16}
  .spot video{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#000}
  .spot__cap{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 13px}
  .spot__cap b{font-size:.84rem;color:var(--text);font-weight:600}
  .spot__cap span{font-family:var(--mono);font-size:.6rem;color:var(--muted)}

  .duo{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
  .offer{display:flex;flex-direction:column;border:1px solid #ffffff14;border-radius:0;padding:28px 26px;background:#0b0b16cc;backdrop-filter:blur(3px)}
  .offer__k{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
  .offer h3{font-family:var(--display);font-weight:600;font-size:1.22rem;margin:12px 0 8px;line-height:1.24}
  .offer__desc{font-size:.92rem;color:var(--muted);margin:0 0 16px;line-height:1.55}
  .tiers{list-style:none;margin:0 0 16px;padding:0;display:flex;flex-direction:column;gap:9px}
  .tiers li{display:flex;align-items:baseline;justify-content:space-between;gap:14px;font-size:.9rem;color:var(--text);border-bottom:1px dashed #ffffff14;padding-bottom:8px}
  .tiers li:last-child{border-bottom:none;padding-bottom:0}
  .tiers .t{color:var(--muted)}
  .tiers .p{font-family:var(--display);font-weight:600;color:var(--text);white-space:nowrap}
  .offer__fine{font-size:.8rem;color:var(--muted);line-height:1.55;margin:auto 0 0}
  .offer__fine b{color:var(--text);font-weight:600}
  .logos{display:flex;flex-wrap:wrap;align-items:center;gap:26px 34px;margin:clamp(26px,4vh,40px) 0 0;opacity:.85}
  .logos span{font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);width:100%}
  .logos img{height:30px;width:auto;object-fit:contain;filter:grayscale(1) brightness(1.7);opacity:.8;transition:opacity .2s ease,filter .2s ease}
  .logos img:hover{opacity:1;filter:none}

  /* ===== Audit offert ===== */
  .audit__card{position:relative;border:1px solid #00f0ff33;border-radius:0;padding:clamp(30px,5vw,50px);background:linear-gradient(160deg,#0b1016cc,#0a0a12cc);overflow:hidden}
  .audit__card::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 120% at 100% 0%,#00f0ff14,transparent 60%);pointer-events:none}
  .audit__k{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin:0 0 14px}
  .audit__card h3{font-family:var(--display);font-weight:700;font-size:clamp(1.5rem,3vw,2.1rem);margin:0 0 12px;line-height:1.14}
  .audit__card p{color:var(--muted);line-height:1.62;max-width:52ch;margin:0 0 24px}
  .audit__card p b{color:var(--text);font-weight:600}

  /* ===== Boutons signature : tracé ECG (pouls), contour biseauté complet ===== */
  /* la bordure = le fond de .btn ; ::after pose le fond intérieur en retrait, donc le liseré suit aussi le biseau */
  .btn{position:relative;display:inline-flex;align-items:center;gap:.7rem;font-family:var(--body);font-weight:600;font-size:.96rem;color:var(--text);
    text-decoration:none;cursor:pointer;background:#00f0ff5c;padding:.86rem 1.5rem;
    clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
    transition:transform .2s ease,filter .25s ease,background .25s ease}
  .btn::after{content:"";position:absolute;inset:1.5px;z-index:-1;background:#0a0a12;
    clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px)}
  .btn::before{content:"";width:30px;height:16px;flex:none;opacity:.92;
    background:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='58'%20height='16'%20viewBox='0%200%2058%2016'%3E%3Cpath%20d='M0%208H17l3-5%204%2010%203-12%203%207h25'%20fill='none'%20stroke='%2300f0ff'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E") repeat-x left center/58px 16px;
    animation:ecgscroll 1.9s linear infinite}
  @keyframes ecgscroll{to{background-position-x:-58px}}
  .btn svg{width:16px;height:16px;transition:transform .25s ease}
  .btn:hover{transform:translateY(-2px);background:var(--cyan);filter:drop-shadow(0 8px 18px #00f0ff88)}
  .btn:hover::after{background:#0d1420}
  .btn:hover::before{animation-duration:.85s}
  .btn:hover svg{transform:translateX(4px)}
  .btn--warm{background:var(--warm)}
  .btn--warm::after{background:#140c03;transform-origin:right;transition:transform .4s cubic-bezier(.22,1,.36,1)}
  .btn--warm::before{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='58'%20height='16'%20viewBox='0%200%2058%2016'%3E%3Cpath%20d='M0%208H17l3-5%204%2010%203-12%203%207h25'%20fill='none'%20stroke='%23e8a24c'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E")}
  .btn--warm:hover{transform:translateY(-2px);background:var(--warm);color:#1a1206;filter:none}
  .btn--warm:hover::after{transform:scaleX(0)}
  .btn--warm:hover::before{filter:brightness(0)}

  /* ===== FAQ ===== */
  .faq__list{display:flex;flex-direction:column;gap:13px;max-width:900px}
  .qa{border:1px solid #ffffff14;border-radius:0;background:#0a0a12cc;backdrop-filter:blur(3px);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
  .qa[open]{border-color:#00f0ff40;box-shadow:0 18px 44px -28px #00f0ff55}
  .qa summary{list-style:none;cursor:pointer;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-family:var(--display);font-weight:600;font-size:clamp(1rem,1.5vw,1.14rem);color:var(--text);transition:color .2s ease}
  .qa summary::-webkit-details-marker{display:none}
  .qa summary::after{content:"";flex:none;width:15px;height:15px;
    background:linear-gradient(var(--cyan),var(--cyan)) no-repeat center/15px 2px,linear-gradient(var(--cyan),var(--cyan)) no-repeat center/2px 15px;
    transition:transform .3s cubic-bezier(.22,1,.36,1)}
  .qa[open] summary::after{transform:rotate(135deg)}
  .qa summary:hover{color:var(--cyan)}
  .qa__a{padding:0 22px 22px;color:var(--muted);line-height:1.68;font-size:.98rem}
  .qa__a strong{color:var(--text);font-weight:600}
  .qa__a a{color:var(--cyan);text-decoration:none;border-bottom:1px solid #00f0ff44}

  /* ===== Conversion (configurateur, chaud) ===== */
  .convert{--accent:var(--warm)}
  .convert .sec__title em{background:none;color:#ffcf7a;-webkit-text-fill-color:#ffcf7a;text-shadow:none;filter:none}
  .convert__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(20px,3vw,34px);align-items:start}
  .cfg{border:1px solid #ffffff16;border-radius:0;padding:clamp(24px,3.5vw,38px);background:#120d08cc;backdrop-filter:blur(4px);box-shadow:0 30px 70px -40px #e8a24c66}
  .cfg__step{margin:0 0 26px}
  .cfg__lab{font-family:var(--mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--warm);margin:0 0 14px}
  .cfg__opts{display:flex;flex-wrap:wrap;gap:10px}
  .cfg__opt{position:relative}
  .cfg__opt input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer;margin:0}
  .cfg__opt span{display:block;padding:12px 16px;border:1px solid #ffffff1f;border-radius:0;font-size:.92rem;color:var(--muted);transition:border-color .2s ease,color .2s ease,background .2s ease}
  .cfg__opt input:checked + span{border-color:var(--warm);color:var(--text);background:#e8a24c1a}
  .cfg__opt input:focus-visible + span{outline:2px solid var(--warm);outline-offset:2px}
  .cfg__sum{border-top:1px solid #ffffff14;padding-top:20px;display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px}
  .cfg__sumlab{font-size:.95rem;color:var(--text);font-weight:600}
  .cfg__price{text-align:right}
  .cfg__price small{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:2px}
  .cfg__price b{font-family:var(--display);font-weight:700;font-size:1.6rem;color:var(--text)}
  .cfg__send{margin-top:22px}
  .cfg__note{font-size:.8rem;color:var(--muted);margin:14px 0 0;line-height:1.5}
  .reach{display:flex;flex-direction:column;gap:14px}
  .reach__card{border:1px solid #ffffff14;border-radius:0;padding:20px 22px;background:#0b0a12b3;backdrop-filter:blur(3px)}
  .reach__card h3{font-family:var(--display);font-weight:600;font-size:1.05rem;margin:0 0 15px;color:var(--text)}
  .reach__row{display:flex;align-items:center;gap:12px;margin:0 0 13px;text-decoration:none;color:var(--text);font-size:.95rem}
  .reach__row:last-child{margin-bottom:0}
  .reach__row svg{width:18px;height:18px;color:var(--warm);flex:none}
  .reach__row b{font-weight:600;display:block}
  .reach__row b span{display:block;color:var(--muted);font-size:.8rem;font-weight:400;margin-top:1px}
  .reach__meta{font-size:.86rem;color:var(--muted);line-height:1.6;margin:0}
  .reach__meta b{color:var(--text);font-weight:600}

  /* ===== En-tête d'ancres ===== */
  .nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:14px clamp(16px,4vw,38px);background:linear-gradient(180deg,#06060bcc,#06060b00);
    backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:background .3s ease,border-color .3s ease}
  .nav.scrolled{background:#06060be6;border-bottom-color:#ffffff12}
  .nav__logo{display:inline-flex;align-items:center;gap:11px;font-family:var(--display);font-weight:800;letter-spacing:.14em;font-size:.86rem;color:var(--text);text-decoration:none;white-space:nowrap}
  .nav__logo img{display:block;height:23px;width:auto}
    .nav__right{display:flex;align-items:center;gap:24px}
  .nav__links{display:flex;align-items:center;gap:24px}
  .nav__links a{font-size:.88rem;color:var(--muted);text-decoration:none;transition:color .2s ease}
  .nav__links a:hover,.nav__links a[aria-current="page"]{color:var(--text)}
  .nav__links a[aria-current="page"]{position:relative}
  .nav__links a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--grad);border-radius:2px}
  .nav__cta{position:relative;display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.86rem;color:var(--text);
    background:#e8a24c70;padding:.56rem 1.1rem;text-decoration:none;white-space:nowrap;
    clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
    transition:transform .2s ease,filter .25s ease,background .25s ease}
  .nav__cta::after{content:"";position:absolute;inset:1.4px;z-index:-1;background:#120d07;
    clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px)}
  .nav__cta svg{width:15px;height:15px}
  .nav__cta:hover{transform:translateY(-2px);background:var(--warm);filter:drop-shadow(0 8px 16px #e8a24c88)}
  .nav__cta:hover::after{background:#1a1206}
  @media (max-width:760px){ .nav__links{display:none} .nav__right{gap:0} }

  /* ===== Footer signature ===== */
  .foot{position:relative;z-index:40;overflow:hidden;background:#07070d;border-top:1px solid #ffffff14;padding:clamp(50px,7vh,88px) 6vw clamp(18px,3vh,30px);color:var(--muted)}
  .foot::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 130% at 50% 0%,#7b2ff716,transparent 68%);pointer-events:none}
  .foot__pulse{display:block;width:100%;height:42px;margin:clamp(34px,5vh,56px) 0 clamp(16px,3vh,26px);opacity:.55;overflow:visible}
  .foot__pulse path{fill:none;stroke:url(#footGrad);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:14 10;animation:footflow 2.6s linear infinite}
  @keyframes footflow{to{stroke-dashoffset:-48}}
  .foot__wrap{position:relative;z-index:2;max-width:1180px;margin:0 auto}
  .foot__cta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;padding:0 0 clamp(34px,5vh,52px);margin:0 0 clamp(34px,5vh,52px);border-bottom:1px solid #ffffff14}
  .foot__cta h2{font-family:var(--display);font-weight:700;font-size:clamp(1.5rem,3.4vw,2.5rem);line-height:1.1;margin:0;color:var(--text);letter-spacing:-.01em}
  .foot__cta h2 em{font-style:normal;color:#ffcf7a}
  .foot__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px 24px}
  .foot__brand p{margin:0 0 9px;font-size:.9rem;line-height:1.6;max-width:36ch}
  .foot__brand a{color:var(--muted);text-decoration:none}
  .foot__brand a:hover{color:var(--text)}
  .foot__col h4{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 15px}
  .foot__col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
  .foot__col a{font-size:.9rem;color:#b8bac4;text-decoration:none;transition:color .2s ease}
  .foot__col a:hover{color:var(--cyan)}
  .foot__lockup{display:flex;align-items:center;gap:13px;margin:0 0 14px}
  .foot__mark{width:clamp(52px,6vw,70px);height:auto;flex:none;opacity:.95;animation:footglow 4.5s ease-in-out infinite}
  .foot__name{font-family:var(--display);font-weight:800;font-size:.98rem;color:var(--text);letter-spacing:.14em}
    @keyframes footglow{0%,100%{filter:drop-shadow(0 0 7px #00f0ff40)}50%{filter:drop-shadow(0 0 15px #00f0ff82) drop-shadow(0 0 30px #7b2ff755)}}
  .foot__bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:.8rem}
  .foot__bottom p{margin:0}

  @media (max-width:900px){ .duo{grid-template-columns:1fr} .convert__grid{grid-template-columns:1fr} }
  @media (max-width:820px){ .foot__top{grid-template-columns:1fr 1fr} .foot__brand{grid-column:1/-1} }
  @media (max-width:680px){ .spots{grid-template-columns:1fr 1fr} }
  @media (max-width:480px){ .foot__top{grid-template-columns:1fr} .foot__bottom{flex-direction:column;align-items:flex-start} }

  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none;transition:none}
    .foot__pulse path,.foot__mark,.hero__cue span,.climb__ecg path,.btn::before{animation:none}
    .oamb video{transform:scale(1.08)!important;transition:none}
    #ambEpure{opacity:.18}
    /* la montée en gamme redevient une échelle lisible, de haut en bas */
    .climb{height:auto}
    .climb__pin{position:static;height:auto;display:block;padding:10vh 6vw}
    .climb__eyebrow{position:static;transform:none;margin:0 0 30px}
    .step{grid-area:auto;opacity:1!important;transform:none!important;filter:none!important;padding:0 0 clamp(34px,7vh,60px);border-bottom:1px solid #ffffff12;margin-bottom:clamp(34px,7vh,60px)}
    .step:last-of-type{border-bottom:none}
    .climb__dots,.climb__ecg{display:none}
  }

  /* Fidélité : tarif dégressif de Sérénité, en frise */
  .fid{background:linear-gradient(180deg,transparent,#0b0a06cc 40%,transparent)}
  .fid__eyebrow{font-family:var(--mono);font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;color:#ffcf7a;margin:0 0 14px}
  .fid__lede{max-width:62ch;color:#f2f3f8;font-size:clamp(1rem,1.5vw,1.15rem);line-height:1.6;margin:0 0 clamp(36px,6vh,60px)}
  .fid__steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);position:relative;counter-reset:fid}
  .fid__steps::before{content:"";position:absolute;left:0;right:0;top:14px;height:2px;background:linear-gradient(90deg,#ffcf7a,#ffcf7a55 70%,transparent)}
  .fid__step{position:relative;padding:44px 16px 0;display:grid;gap:6px;justify-items:start}
  .fid__step::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;background:#ffcf7a;transform:rotate(45deg);box-shadow:0 0 18px #ffcf7a88}
  .fid__when{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:#f2f3f8}
  .fid__price{font-family:var(--display);font-weight:800;font-size:clamp(2.4rem,5vw,3.6rem);line-height:1;color:#ffcf7a;letter-spacing:-.02em}
  .fid__unit{font-size:.92rem;color:#f2f3f8}
  .fid__step--last .fid__price{color:#fff;text-shadow:none}
  .fid__foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:clamp(40px,7vh,64px);padding-top:26px;border-top:1px solid #ffffff1f}
  .fid__foot p{margin:0;max-width:52ch;color:#f2f3f8;font-size:.95rem;line-height:1.6}
  @media (max-width:820px){
    .fid__steps{grid-template-columns:1fr;gap:26px}
    .fid__steps::before{top:0;bottom:0;left:6px;right:auto;width:2px;height:auto;background:linear-gradient(180deg,#ffcf7a,#ffcf7a55 70%,transparent)}
    .fid__step{padding:0 0 0 36px}
    .fid__step::before{left:0;top:6px}
  }