:root{
    --noir:#0d141a;
    --noir-2:#1d1e20;
    --noir-3:#11181f;
    --or:#b8975a;
    --or-clair:#d4b878;
    --blanc:#f4f1ea;
    --gris:#9aa0a6;
    --gris-fonce:#6b7178;
    --bordure:rgba(184,151,90,.22);
    --serif:'Cormorant Garamond',Georgia,serif;
    --sans:'Roboto',-apple-system,sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    background:var(--noir);
    color:var(--blanc);
    font-family:var(--sans);
    font-weight:300;
    line-height:1.7;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.12;letter-spacing:.01em}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{max-width:1180px;margin:0 auto;padding:0 32px}
  .eyebrow{
    font-family:var(--sans);font-size:11px;font-weight:500;letter-spacing:.32em;
    text-transform:uppercase;color:var(--or);margin-bottom:22px;
  }
  .gold{color:var(--or)}
  .italic{font-style:italic}

  /* ---------- topbar ---------- */
  .topbar{
    background:var(--noir-3);text-align:center;
    font-size:10.5px;letter-spacing:.42em;text-transform:uppercase;
    color:var(--or);padding:11px 0;border-bottom:1px solid var(--bordure);
  }

  /* ---------- nav ---------- */
  nav{
    position:sticky;top:0;z-index:50;
    background:rgba(13,20,26,.86);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--bordure);
  }
  .nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
  .brand{display:flex;align-items:center;gap:12px}
  .brand-logo{width:40px;height:40px;border-radius:50%;object-fit:cover;border:1px solid var(--bordure)}
  .brand-emblem{
    width:38px;height:38px;border:1px solid var(--or);border-radius:50%;
    display:grid;place-items:center;font-family:var(--serif);font-size:13px;
    color:var(--or);letter-spacing:.04em;
  }
  .brand-name{font-family:var(--serif);font-size:21px;letter-spacing:.18em;color:var(--blanc)}
  .nav-links{display:flex;gap:34px;list-style:none}
  .nav-links a{
    font-size:13px;font-weight:400;letter-spacing:.05em;color:var(--gris);
    transition:color .25s;position:relative;padding:6px 0;
  }
  .nav-links a:hover{color:var(--or)}
  .nav-links a::after{
    content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
    background:var(--or);transition:width .3s;
  }
  .nav-links a:hover::after{width:100%}
  .burger{display:none;flex-direction:column;gap:5px;cursor:pointer}
  .burger span{width:24px;height:2px;background:var(--or)}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-block;background:linear-gradient(135deg,var(--or),var(--or-clair));
    color:var(--noir);font-family:var(--sans);font-weight:600;font-size:13px;
    letter-spacing:.13em;text-transform:uppercase;padding:17px 40px;border:none;
    cursor:pointer;transition:transform .3s,box-shadow .3s;
    box-shadow:0 10px 34px -12px rgba(184,151,90,.6);
  }
  .btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(184,151,90,.75)}
  .btn-ghost{
    display:inline-block;border:1px solid var(--bordure);color:var(--gris);
    font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:13px 28px;
    transition:border-color .3s,color .3s;
  }
  .btn-ghost:hover{border-color:var(--or);color:var(--or)}

  /* ---------- hero ---------- */
  .hero{
    position:relative;text-align:center;padding:96px 0 110px;overflow:hidden;
    background:
      radial-gradient(1200px 500px at 50% -8%,rgba(184,151,90,.16),transparent 60%),
      linear-gradient(180deg,rgba(10,16,20,.82),rgba(13,20,26,.9) 55%,rgba(10,14,18,.95)),
      #0a0e12 url('texture.webp') center/cover no-repeat;
  }
  .hero::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background:radial-gradient(900px 380px at 50% 120%,rgba(184,151,90,.10),transparent 70%);
  }
  .hero-emblem{
    width:118px;height:118px;margin:0 auto 26px;border:1px solid var(--or);
    border-radius:50%;display:grid;place-items:center;position:relative;
    box-shadow:0 0 60px -18px rgba(184,151,90,.7);
  }
  .hero-emblem img{width:100%;height:100%;border-radius:50%;object-fit:cover}
  .hero-emblem .e-name{font-family:var(--serif);font-size:24px;letter-spacing:.14em;color:var(--or)}
  .hero-emblem .e-sub{font-size:7px;letter-spacing:.34em;color:var(--gris);text-transform:uppercase;margin-top:3px}
  .hero-tag{font-size:10.5px;letter-spacing:.34em;text-transform:uppercase;color:var(--gris-fonce);margin-bottom:40px}
  .hero h1{font-size:clamp(40px,6.4vw,82px);font-weight:500}
  .hero h1 .l2{display:block;color:var(--or);font-style:italic;font-weight:400}
  .hero-lede{
    max-width:680px;margin:34px auto 44px;font-size:17px;color:var(--gris);font-weight:300;
  }
  .hero-lede b{color:var(--blanc);font-weight:500}
  .hero-note{font-size:12px;letter-spacing:.04em;color:var(--gris-fonce);margin-top:26px}
  .hero-q{margin-top:18px}

  /* ---------- generic section ---------- */
  section.block{padding:118px 0;position:relative}
  .alt{background:var(--noir-2)}
  .lead{font-size:18px;color:var(--gris);max-width:620px;font-weight:300}

  /* ---------- réponse + grid ---------- */
  .resp h2{font-size:clamp(34px,4.6vw,56px);margin-bottom:26px}
  .two-col{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:start}
  .card-q{
    background:linear-gradient(160deg,rgba(184,151,90,.08),rgba(255,255,255,.02));
    border:1px solid var(--bordure);padding:38px;position:relative;
  }
  .card-q h4{font-size:23px;color:var(--or);margin-bottom:14px}
  .card-q p{font-size:14.5px;color:var(--gris)}

  /* ---------- case study ---------- */
  .case{margin-top:96px;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
  .case-visual{
    background:linear-gradient(150deg,#0f1822,#0b1015);border:1px solid var(--bordure);
    padding:28px;position:relative;min-height:300px;
    display:flex;flex-direction:column;justify-content:center;gap:18px;
  }
  .case-img{width:100%;border-radius:6px;box-shadow:0 30px 70px -28px rgba(0,0,0,.7)}
  .km-card{background:#fff;color:#1a2330;border-radius:8px;padding:18px 20px;font-family:var(--sans);box-shadow:0 24px 60px -24px rgba(0,0,0,.6)}
  .km-head{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;color:#1a2330}
  .km-dot{width:26px;height:26px;border-radius:6px;background:linear-gradient(135deg,#2b3a52,#5a6b86)}
  .km-line{height:7px;border-radius:4px;background:#e7ebf1;margin-top:12px}
  .km-line.s{width:62%}
  .km-tag{margin-top:16px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:#8a93a3}
  .case-body h3{font-size:clamp(28px,3.4vw,42px);margin:10px 0 26px}
  .case-step{margin-bottom:22px}
  .case-step .t{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--or);margin-bottom:6px}
  .case-step p{font-size:14.5px;color:var(--gris)}
  .quote{
    border-left:2px solid var(--or);padding:8px 0 8px 24px;margin-top:30px;
    font-family:var(--serif);font-style:italic;font-size:22px;color:var(--or-clair);
  }
  .quote cite{display:block;font-family:var(--sans);font-style:normal;font-size:12px;
    letter-spacing:.08em;color:var(--gris-fonce);margin-top:10px}

  /* ---------- guarantee strip ---------- */
  .guarantee{
    text-align:center;padding:88px 0;
    background:
      radial-gradient(700px 280px at 50% 0,rgba(184,151,90,.12),transparent 65%),
      var(--noir-3);
    border-top:1px solid var(--bordure);border-bottom:1px solid var(--bordure);
  }
  .guarantee .eyebrow{margin-bottom:18px}
  .guarantee p{font-family:var(--serif);font-size:clamp(26px,3.4vw,40px);color:var(--blanc);max-width:760px;margin:0 auto;line-height:1.25}
  .guarantee p .gold{font-style:italic}

  /* ---------- comparison ---------- */
  .compare-head{text-align:center;margin-bottom:64px}
  .compare-head h2{font-size:clamp(32px,4.4vw,52px);margin:0 auto 30px;max-width:760px}
  .compare-head h2 .gold{font-style:italic}
  .pairs{display:flex;flex-direction:column;gap:30px}
  .pair{display:grid;grid-template-columns:1fr 1fr;gap:30px}
  .cmp{padding:36px 34px;border:1px solid var(--bordure);position:relative;overflow:hidden}
  .cmp .lbl{font-size:11px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:16px;display:flex;align-items:center;gap:10px}
  .cmp h3{font-size:24px;margin-bottom:14px;font-weight:500}
  .cmp p{font-size:14.5px;color:var(--gris)}
  .cmp.bad{background:rgba(184,94,90,.05)}
  .cmp.bad .lbl{color:#c97a76}
  .cmp.bad::before{content:"✕";position:absolute;top:24px;right:26px;color:#b85e5a;font-size:18px}
  .cmp.good{background:linear-gradient(160deg,rgba(90,184,99,.07),rgba(184,151,90,.05))}
  .cmp.good .lbl{color:#7fae6f}
  .cmp.good h3{color:var(--or-clair)}
  .cmp.good::before{content:"✓";position:absolute;top:24px;right:26px;color:#5ab863;font-size:18px}
  .compare-cta{text-align:center;margin-top:56px}

  /* ---------- door divider ---------- */
  .door{
    height:520px;position:relative;display:grid;place-items:center;
    background:#0a0f14 url('door.webp') center/cover no-repeat;
    overflow:hidden;text-align:center;
  }
  .door::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(10,15,20,.55),rgba(10,15,20,.2) 40%,rgba(10,15,20,.75));
  }
  .door span{position:relative;z-index:1;font-size:11px;letter-spacing:.4em;text-transform:uppercase;color:var(--or-clair)}

  /* ---------- ecosystem + results ---------- */
  .eco{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:110px}
  .eco-card{background:rgba(255,255,255,.02);border:1px solid var(--bordure);padding:34px}
  .eco-card .pill{display:inline-block;font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--or);border:1px solid var(--bordure);padding:5px 12px;margin-bottom:18px}
  .eco-logo{font-family:var(--serif);font-size:30px;letter-spacing:.04em;color:var(--blanc);text-align:center;padding:30px;border:1px dashed var(--bordure);margin-top:22px}
  .eco-logo b{color:var(--or)}
  .eco-logo-img{width:170px;margin:22px auto 0;display:block;filter:drop-shadow(0 10px 24px rgba(0,0,0,.5))}
  .agio-img{max-width:420px;width:100%;border-radius:10px;box-shadow:0 30px 80px -30px rgba(0,0,0,.8);border:1px solid var(--bordure)}
  /* ---------- méthode AGIO détaillée ---------- */
  .agio-head{text-align:center;max-width:680px;margin:0 auto 84px}
  .agio-head .eyebrow{margin-bottom:18px}
  .agio-head h2{font-size:clamp(34px,4.6vw,56px);margin-bottom:18px}
  .agio-head h2 em{font-style:italic;color:var(--or-clair)}
  .agio-hdiv{display:flex;align-items:center;justify-content:center;gap:16px;margin:26px 0 22px}
  .agio-hdiv span{display:block;width:40px;height:1px;background:var(--or)}
  .agio-hdiv i{font-style:normal;font-family:var(--serif);font-size:18px;color:var(--or)}
  .agio-sub{font-size:17px;color:var(--gris);line-height:1.75;max-width:560px;margin:0 auto}
  .agio-block{max-width:900px;margin:0 auto 84px}
  .agio-block:last-of-type{margin-bottom:0}
  .agio-block-head{display:flex;align-items:center;gap:30px;margin-bottom:34px;padding-bottom:24px;border-bottom:1px solid var(--bordure)}
  .agio-badge{flex-shrink:0;position:relative;width:78px;height:78px;border-radius:50%;border:1px solid var(--or);background:var(--noir-3);display:grid;place-items:center}
  .agio-num{position:absolute;top:-20px;left:50%;transform:translateX(-50%);font-family:var(--sans);font-size:10px;font-weight:500;letter-spacing:.2em;color:var(--or);white-space:nowrap}
  .agio-char{font-family:var(--serif);font-size:38px;font-weight:600;color:var(--or-clair);line-height:1}
  .agio-block-title{font-family:var(--serif);font-weight:500;font-size:clamp(26px,3vw,38px);color:var(--blanc);line-height:1.2}
  .agio-angles{display:grid;gap:22px}
  .agio-angle{padding:24px 28px;background:var(--noir-2);border-left:2px solid var(--or);border-radius:0 6px 6px 0}
  .agio-angle-label{font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--or);margin-bottom:11px}
  .agio-angle-text{font-size:15px;color:var(--gris);line-height:1.75}
  @media(max-width:700px){
    .agio-head{margin-bottom:56px}
    .agio-block{margin-bottom:60px}
    .agio-block-head{flex-direction:column;align-items:flex-start;gap:22px}
    .agio-badge{width:64px;height:64px}
    .agio-char{font-size:30px}
    .agio-num{left:14px;transform:none}
    .agio-angle{padding:20px 22px}
  }
  /* ---------- diagnostic IA ---------- */
  .diag-head{text-align:center;max-width:680px;margin:0 auto 40px}
  .diag-head h2{font-size:clamp(30px,4vw,48px);margin-bottom:16px}
  .diag-ai-badge{font-size:13px;color:var(--gris-fonce);letter-spacing:.02em}
  .diag-search{position:relative;max-width:560px;margin:0 auto}
  .diag-input{width:100%;padding:16px 20px;font-size:16px;font-family:var(--sans);color:var(--blanc);background:var(--noir-3);border:1px solid var(--bordure);border-radius:12px;outline:none;transition:border-color .2s}
  .diag-input:focus{border-color:var(--or)}
  .diag-input::placeholder{color:var(--gris-fonce)}
  .diag-suggestions{position:absolute;left:0;right:0;top:calc(100% + 6px);background:var(--noir-3);border:1px solid var(--bordure);border-radius:12px;overflow:hidden;z-index:5}
  .diag-suggestion{display:flex;flex-direction:column;gap:3px;width:100%;text-align:left;padding:12px 18px;background:none;border:none;border-bottom:1px solid var(--bordure);cursor:pointer;color:var(--blanc);font-family:var(--sans)}
  .diag-suggestion:last-child{border-bottom:none}
  .diag-suggestion:hover{background:var(--noir-2)}
  .diag-sug-name{font-size:15px}
  .diag-sug-meta{font-size:12px;color:var(--gris-fonce)}
  .diag-empty{color:var(--gris-fonce);cursor:default}
  .diag-loading{text-align:center;color:var(--or);font-family:var(--serif);font-style:italic;font-size:20px;padding:40px 0}
  .diag-result{max-width:980px;margin:48px auto 0}
  .diag-result-head{text-align:center;font-family:var(--serif);font-size:clamp(22px,2.6vw,30px);color:var(--blanc);margin-bottom:32px;line-height:1.3}
  .diag-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .diag-card{background:var(--noir-2);border-left:2px solid var(--or);border-radius:0 8px 8px 0;padding:24px}
  .diag-card-title{font-family:var(--serif);font-weight:500;font-size:21px;color:var(--or-clair);margin-bottom:16px;line-height:1.25}
  .diag-card-text{font-size:14px;color:var(--gris);line-height:1.7;margin-bottom:12px}
  .diag-card-text:last-child{margin-bottom:0}
  .diag-card-label{display:block;font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--or);margin-bottom:4px}
  .diag-note{text-align:center;font-size:13px;color:var(--gris-fonce);font-style:italic;margin:30px auto 22px;max-width:620px;line-height:1.6}
  .diag-cta{display:block;width:max-content;margin:0 auto}
  @media(max-width:860px){.diag-cards{grid-template-columns:1fr}}
  /* ---------- calculateur ROI ---------- */
  .calc-head{text-align:center;max-width:680px;margin:0 auto 40px}
  .calc-head h2{font-size:clamp(30px,4vw,48px);margin-bottom:16px}
  .calc-ai-badge{font-size:13px;color:var(--gris-fonce);letter-spacing:.02em}
  .calc-questions{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:30px}
  .calc-q-label{font-family:var(--serif);font-size:clamp(18px,2.2vw,22px);color:var(--blanc);margin-bottom:16px;text-align:center}
  .calc-options{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
  .calc-option{padding:12px 20px;font-size:15px;font-family:var(--sans);color:var(--gris);background:var(--noir-3);border:1px solid var(--bordure);border-radius:30px;cursor:pointer;transition:border-color .2s,color .2s,background .2s}
  .calc-option:hover{border-color:var(--or);color:var(--blanc)}
  .calc-option.is-selected{border-color:var(--or);background:var(--noir-2);color:var(--or-clair)}
  .calc-submit{display:block;width:max-content;margin:40px auto 0}
  .calc-submit:disabled{opacity:.4;cursor:not-allowed}
  .calc-loading{text-align:center;color:var(--or);font-family:var(--serif);font-style:italic;font-size:20px;padding:40px 0}
  .calc-result{max-width:820px;margin:48px auto 0}
  .calc-numbers{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:32px}
  .calc-number{background:var(--noir-2);border-left:2px solid var(--or);border-radius:0 8px 8px 0;padding:24px;text-align:center}
  .calc-number .calc-number-val{font-family:var(--serif);font-size:clamp(24px,3vw,34px);color:var(--or-clair);line-height:1.2;display:block;margin-bottom:8px}
  .calc-number .calc-number-lbl{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--or)}
  .calc-narratif{background:var(--noir-2);border-radius:8px;padding:24px;margin-bottom:24px}
  .calc-narratif p{font-size:14px;color:var(--gris);line-height:1.7;margin-bottom:12px}
  .calc-narratif p:last-child{margin-bottom:0}
  .calc-narratif .calc-narratif-label{display:block;font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--or);margin-bottom:4px}
  .calc-starter{text-align:center;font-family:var(--serif);font-size:clamp(20px,2.4vw,26px);color:var(--blanc);margin-bottom:8px}
  .calc-starter strong{color:var(--or-clair)}
  .calc-note{text-align:center;font-size:13px;color:var(--gris-fonce);font-style:italic;margin:24px auto 22px;max-width:640px;line-height:1.6}
  .calc-cta{display:block;width:max-content;margin:0 auto}
  @media(max-width:860px){.calc-numbers{grid-template-columns:1fr}}

  /* ---------- gating placeholder (diag + calc) ---------- */
  .diag-gating-placeholder,.lm-gating-placeholder{
    text-align:center;background:var(--noir-2);border:1px dashed var(--bordure);
    border-radius:8px;padding:32px 24px;margin:24px auto;max-width:560px;
  }
  .diag-gating-icon,.lm-gating-icon{font-size:28px;margin-bottom:12px;opacity:.7}
  .diag-gating-text,.lm-gating-text{
    font-family:var(--serif);font-style:italic;font-size:18px;
    color:var(--gris-fonce);line-height:1.5;
  }

  /* ---------- formulaire de capture lead magnet ---------- */
  .lm-capture-form{
    max-width:620px;margin:36px auto 0;padding:32px;
    background:var(--noir-2);border:1px solid var(--bordure);border-radius:12px;
  }
  .lm-rgpd{margin-bottom:24px;padding:18px;background:rgba(184,151,90,.06);border-radius:8px;border-left:2px solid var(--or)}
  .lm-rgpd-title{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--or);margin-bottom:10px}
  .lm-rgpd-text{font-size:12px;color:var(--gris-fonce);line-height:1.65;margin-bottom:8px}
  .lm-rgpd-text:last-child{margin-bottom:0}
  .lm-rgpd-link{color:var(--or);text-decoration:underline;text-underline-offset:3px}
  .lm-field{margin-bottom:18px}
  .lm-label{display:block;font-size:12px;font-weight:500;letter-spacing:.08em;color:var(--gris);margin-bottom:8px}
  .lm-input{
    width:100%;padding:13px 16px;font-size:15px;font-family:var(--sans);
    color:var(--blanc);background:var(--noir-3);
    border:1px solid var(--bordure);border-radius:8px;outline:none;
    transition:border-color .2s;
  }
  .lm-input:focus{border-color:var(--or)}
  .lm-input::placeholder{color:var(--gris-fonce)}
  .lm-checkbox-wrap{margin-bottom:16px}
  .lm-checkbox-label{display:flex;align-items:flex-start;gap:12px;cursor:pointer}
  .lm-checkbox{width:16px;height:16px;flex-shrink:0;margin-top:2px;accent-color:var(--or);cursor:pointer}
  .lm-checkbox-text{font-size:13px;color:var(--gris);line-height:1.6}
  .lm-consent{font-size:12px;color:var(--gris-fonce);line-height:1.6;margin-bottom:20px;font-style:italic}
  .lm-submit{
    display:block;width:100%;padding:15px 24px;
    background:linear-gradient(135deg,#C9A84C,#E8C56A);
    color:#0D1117;font-family:var(--sans);font-size:13px;font-weight:600;
    letter-spacing:.12em;text-transform:uppercase;
    border:none;border-radius:6px;cursor:pointer;
    transition:transform .2s,box-shadow .2s;
  }
  .lm-submit:hover{transform:translateY(-2px);box-shadow:0 10px 28px -8px rgba(184,151,90,.6)}
  .lm-submit:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
  .lm-error{font-size:12px;color:#e05555;margin-top:6px;line-height:1.5}
  .lm-error-network{margin-top:10px;text-align:center}
  .lm-success{padding:24px;text-align:center}
  .lm-success-text{font-family:var(--serif);font-size:20px;color:var(--or-clair);font-style:italic;line-height:1.4}

  .cmp-illus{width:100%;border-radius:8px;margin-bottom:22px;border:1px solid var(--bordure)}
  .results-head{text-align:center;margin-bottom:60px}
  .results-head h2{font-size:clamp(30px,4vw,50px);max-width:680px;margin:0 auto}
  .results-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px}
  .res h4{font-size:21px;color:var(--or-clair);margin-bottom:14px}
  .res p{font-size:14px;color:var(--gris)}

  /* ---------- about ---------- */
  .about{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:center}
  .about-photo{
    aspect-ratio:4/5;border:1px solid var(--bordure);
    background:linear-gradient(160deg,#16202b,#0c1117);position:relative;overflow:hidden;
    display:grid;place-items:center;
  }
  .about-photo img{width:100%;height:100%;object-fit:cover}
  .about-photo .ph{font-family:var(--serif);font-size:64px;color:rgba(184,151,90,.45)}
  .about-photo::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(160deg,transparent 55%,rgba(184,151,90,.14))}
  .about h2{font-size:clamp(30px,4vw,50px);margin:8px 0 24px}
  .about .sig{font-family:var(--serif);font-style:italic;font-size:22px;color:var(--or-clair);margin:24px 0}
  .about p{color:var(--gris);margin-bottom:16px;font-size:15px}
  .about .who{font-size:13px;letter-spacing:.05em;color:var(--gris-fonce);border-top:1px solid var(--bordure);padding-top:18px;margin-top:26px}

  /* ---------- final cta ---------- */
  .final{
    text-align:center;padding:130px 0;position:relative;overflow:hidden;
    background:
      radial-gradient(900px 460px at 50% 120%,rgba(184,151,90,.20),transparent 64%),
      linear-gradient(180deg,rgba(8,12,16,.86),rgba(17,24,31,.92)),
      #11181f url('texture-top.webp') center/cover no-repeat;
  }
  .final h2{font-size:clamp(38px,6vw,76px);margin:24px auto 30px;max-width:900px}
  .final h2 .gold{font-style:italic}
  .final p{max-width:620px;margin:0 auto 40px;color:var(--gris);font-size:16px}
  .final .micro{font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:var(--gris-fonce);margin-top:40px}

  /* ---------- footer ---------- */
  footer{background:#080c10;border-top:1px solid var(--bordure);padding:70px 0 40px}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:46px}
  .foot h4{font-family:var(--serif);font-size:24px;color:var(--blanc);margin-bottom:14px;letter-spacing:.04em}
  .foot p,.foot a{font-size:14px;color:var(--gris);margin-bottom:8px;display:block}
  .foot a:hover{color:var(--or)}
  .foot .ttl{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--or);margin-bottom:18px}
  .foot-bottom{margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.06);
    display:flex;justify-content:space-between;font-size:12px;color:var(--gris-fonce);letter-spacing:.06em}

  /* ---------- reveal (gated on .js so content is visible without JS / for crawlers) ---------- */
  .js .reveal{opacity:0;transform:translateY(28px);transition:opacity .9s ease,transform .9s ease}
  .js .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){
    .js .reveal{opacity:1;transform:none;transition:none}
  }

  /* chatbot bubble */
  .bot{position:fixed;right:24px;bottom:24px;width:54px;height:54px;border-radius:50%;
    background:linear-gradient(135deg,var(--or),var(--or-clair));display:grid;place-items:center;
    color:var(--noir);font-size:22px;z-index:60;cursor:pointer;box-shadow:0 14px 34px -10px rgba(184,151,90,.7)}

  /* ---------- responsive ---------- */
  @media(max-width:900px){
    .nav-links{position:fixed;inset:72px 0 auto 0;background:var(--noir-3);flex-direction:column;
      gap:0;padding:10px 0;transform:translateY(-130%);transition:transform .35s;border-bottom:1px solid var(--bordure)}
    .nav-links.open{transform:none}
    .nav-links li{padding:14px 32px;border-top:1px solid rgba(255,255,255,.05)}
    .burger{display:flex}
    .two-col,.case,.eco,.about,.pair{grid-template-columns:1fr;gap:34px}
    .results-grid{grid-template-columns:1fr 1fr;gap:28px}
    section.block{padding:80px 0}
  }
  @media(max-width:560px){
    .wrap{padding:0 22px}
    .results-grid{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr;gap:30px}
    .foot-bottom{flex-direction:column;gap:10px}
  }

/* ---------- section vidéo d'accueil ---------- */
.video-accueil{padding:100px 0 90px;background:var(--noir-3);border-top:1px solid var(--bordure);border-bottom:1px solid var(--bordure)}
.video-titre{
  font-size:clamp(28px,3.6vw,44px);text-align:center;margin:0 auto 44px;
  max-width:680px;font-weight:500;
}
.video-container{
  position:relative;max-width:900px;margin:0 auto;
  aspect-ratio:16/9;
  background:var(--noir);border:1px solid var(--bordure);
  box-shadow:0 32px 80px -24px rgba(0,0,0,.7),0 0 0 1px rgba(184,151,90,.12);
  border-radius:4px;overflow:hidden;
}
.video-player{
  width:100%;height:100%;display:block;
  object-fit:cover;background:#000;
}
.video-note{
  text-align:center;max-width:680px;margin:28px auto 0;
  font-size:14px;color:var(--gris-fonce);letter-spacing:.02em;line-height:1.65;
}
@media(max-width:900px){
  .video-accueil{padding:72px 0 64px}
  .video-container{max-width:100%}
}
@media(max-width:560px){
  .video-accueil{padding:56px 0 50px}
}

/* puces écosystème brAIn (page accueil) */
.eco-guarantees{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:16px}
.eco-guarantees li{position:relative;padding-left:28px;font-size:14.5px;color:var(--gris);line-height:1.62}
.eco-guarantees li::before{content:"◇";position:absolute;left:0;top:0;color:var(--or);font-size:13px}
.eco-guarantees strong{color:var(--blanc);font-weight:600}

/* Guide vidéo interactif */
  .guide-head{text-align:center;max-width:680px;margin:0 auto 40px}
  .guide-head h2{font-size:clamp(30px,4vw,48px);margin-bottom:16px}
  .guide-ai-badge{font-size:13px;color:var(--gris-fonce);letter-spacing:.02em}
  .guide-questions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:760px;margin:0 auto 36px}
  .guide-q{padding:12px 20px;font-size:15px;font-family:var(--sans);color:var(--gris);background:var(--noir-3);border:1px solid var(--bordure);border-radius:30px;cursor:pointer;transition:border-color .2s,color .2s,background .2s}
  .guide-q:hover{border-color:var(--or);color:var(--blanc)}
  .guide-q.is-selected{border-color:var(--or);background:var(--noir-2);color:var(--or-clair)}
  .guide-player{position:relative;max-width:900px;margin:0 auto;aspect-ratio:16/9;background:var(--noir);border:1px solid var(--bordure);box-shadow:0 32px 80px -24px rgba(0,0,0,.7),0 0 0 1px rgba(184,151,90,.12);border-radius:4px;overflow:hidden}
  .guide-video{width:100%;height:100%;display:block;object-fit:cover;background:#000}
  .guide-hint{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;font-family:var(--serif);font-style:italic;font-size:clamp(16px,2vw,20px);color:var(--gris);pointer-events:none}
  .guide-cta{display:block;width:max-content;margin:36px auto 0}
  @media(max-width:900px){.guide-player{max-width:100%}}

/* lien LinkedIn pied de page */
.foot-li{display:inline-flex;align-items:center;gap:8px;color:var(--or);font-size:14px;margin-top:10px;font-weight:500;transition:color .2s}
.foot-li:hover{color:var(--or-clair)}
.foot-li svg{flex:none}
/* bloc LinkedIn page contact */
.li-btn{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--bordure);border-radius:8px;padding:12px 20px;color:var(--or);font-weight:600;font-size:15px;transition:border-color .25s,color .25s,background .25s}
.li-btn:hover{border-color:var(--or);color:var(--or-clair);background:rgba(184,151,90,.06)}
.li-btn svg{flex:none}