.xd-page--ai-act{
      --ai-bg:var(--bg);--ai-panel:var(--bg-soft);--ai-panel-2:var(--panel);--ai-text:var(--ink);
      --ai-muted:var(--muted);--ai-brand:var(--blue);--ai-brand-soft:var(--blue);
      --ai-brand-light:var(--ice);--ai-line:var(--line);
      --ai-line-strong:var(--line-strong);--ai-shadow:0 24px 75px rgba(0,0,0,.30);
    }

    .xd-page--ai-act{
      background:
        radial-gradient(circle at 82% 5%,rgba(77,105,116,.16),transparent 31rem),
        radial-gradient(circle at 8% 48%,rgba(113,133,141,.06),transparent 28rem),
        var(--ai-bg);
    }
    .xd-page--ai-act:before{
      content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;opacity:.13;
      background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
      background-size:64px 64px;mask-image:linear-gradient(to bottom,#000,transparent 72%);
    }

    .ai-hero{padding:108px 0 72px}
    .ai-hero-grid{display:grid;grid-template-columns:minmax(0,1.52fr) minmax(280px,.72fr);gap:78px;align-items:end}
    .ai-eyebrow{margin:0 0 18px;color:var(--ai-brand-light);font-size:12px;letter-spacing:.19em;text-transform:uppercase;font-weight:750}
    .ai-hero h1{margin:0;max-width:930px;font-size:clamp(48px,6.3vw,86px);line-height:1.01;letter-spacing:-.055em;font-weight:630;text-wrap:balance}
    .ai-hero h1 em{font-style:normal;color:var(--ai-brand-light)}
    .ai-lead{margin:30px 0 0;max-width:780px;color:#c1cbcf;font-size:clamp(19px,2.1vw,24px);line-height:1.5}
    .ai-lead strong{color:#fff}
    .ai-hero-side{border-top:1px solid var(--ai-line);padding-top:24px}
    .ai-hero-side strong{display:block;font-size:18px;margin-bottom:8px}.ai-hero-side p{margin:0;color:var(--ai-muted);font-size:14px}

    .ai-freshness{padding-bottom:74px}
    .ai-freshness-inner{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;border:1px solid rgba(113,133,141,.28);border-radius:20px;padding:20px 22px;background:linear-gradient(135deg,rgba(77,105,116,.15),rgba(13,18,21,.76));box-shadow:var(--ai-shadow)}
    .ai-pulse{width:10px;height:10px;border-radius:50%;background:var(--ai-brand-light);box-shadow:0 0 0 7px rgba(166,178,182,.08)}
    .ai-freshness strong{display:block;font-size:15px}.ai-freshness p{margin:2px 0 0;color:#93a2a7;font-size:13px}.ai-freshness a{font-size:13px;color:#d7dfe1;border-bottom:1px solid rgba(215,223,225,.32)}

    .ai-section{padding:54px 0 90px}
    .ai-section-head{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:60px;align-items:end;margin-bottom:34px}
    .ai-section-head h2{margin:0;font-size:clamp(36px,5vw,64px);line-height:1.06;letter-spacing:-.045em;font-weight:580}
    .ai-section-head p{margin:0;color:var(--ai-muted);font-size:16px;max-width:650px}

    .ai-summary{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ai-line);border-bottom:1px solid var(--ai-line);margin-bottom:42px}
    .ai-summary-item{padding:26px 28px 27px 0}.ai-summary-item+.ai-summary-item{border-left:1px solid var(--ai-line);padding-left:28px}.ai-summary-label{display:block;color:#829399;font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:750;margin-bottom:8px}.ai-summary-value{font-size:18px;line-height:1.4;color:#e4e9eb}

    .ai-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-items:stretch}
    .ai-card{appearance:none;width:100%;min-height:292px;text-align:left;color:inherit;border:1px solid var(--ai-line);border-radius:22px;padding:22px;background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.012));cursor:pointer;transition:transform .2s,border-color .2s,background .2s;display:flex;flex-direction:column}
    .ai-card:hover,.ai-card:focus-visible{transform:translateY(-4px);border-color:rgba(166,178,182,.34);background:linear-gradient(160deg,rgba(255,255,255,.065),rgba(255,255,255,.018));outline:none}
    .ai-card-no{display:block;color:var(--ai-brand-soft);font-size:12px;letter-spacing:.15em;text-transform:uppercase;font-weight:750;margin-bottom:34px}
    .ai-card h3{margin:0 0 11px;font-size:22px;line-height:1.18;letter-spacing:-.025em;font-weight:590}.ai-card p{margin:0;color:#97a6ab;font-size:14px}.ai-card-more{margin-top:auto;padding-top:28px;display:flex;justify-content:space-between;align-items:center;color:#c6d0d3;font-size:13px;font-weight:650}.ai-card-more span:last-child{font-size:20px;color:var(--ai-brand-light)}

    .ai-risk-zone{border-top:1px solid var(--ai-line);border-bottom:1px solid var(--ai-line);background:rgba(255,255,255,.012)}
    .ai-risk-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .ai-risk{appearance:none;text-align:left;color:inherit;border:1px solid var(--ai-line);border-radius:20px;padding:20px;background:rgba(13,18,21,.66);cursor:pointer;transition:.2s;position:relative;overflow:hidden}
    .ai-risk:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--risk-color)}
    .ai-risk:hover,.ai-risk:focus-visible{transform:translateY(-3px);border-color:rgba(166,178,182,.28);outline:none}.ai-risk small{display:block;margin-top:4px;color:#7f8f94;text-transform:uppercase;letter-spacing:.13em;font-weight:750}.ai-risk strong{display:block;margin:15px 0 8px;font-size:19px}.ai-risk span{display:block;color:#9ba9ae;font-size:14px}

    .ai-usage-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:4px 0 34px}
    .ai-usage{border:1px solid var(--ai-line);border-radius:18px;background:rgba(13,18,21,.72);overflow:hidden;transition:border-color .2s,background .2s,transform .2s}
    .ai-usage:hover{border-color:rgba(166,178,182,.30)}
    .ai-usage[open]{grid-column:1/-1;border-color:rgba(166,178,182,.42);background:linear-gradient(145deg,rgba(77,105,116,.14),rgba(13,18,21,.82));box-shadow:0 18px 48px rgba(0,0,0,.16)}
    .ai-usage summary{list-style:none;cursor:pointer;padding:17px 18px;display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
    .ai-usage summary::-webkit-details-marker{display:none}
    .ai-usage summary:focus-visible{outline:2px solid var(--ai-brand-light);outline-offset:-4px}
    .ai-usage summary strong{display:block;font-size:15px;line-height:1.3;font-weight:650}.ai-usage summary small{display:block;color:#819197;font-size:12px;margin-top:3px}
    .ai-usage summary b{width:30px;height:30px;border:1px solid var(--ai-line);border-radius:50%;display:grid;place-items:center;color:var(--ai-brand-light);font-size:19px;font-weight:400;transition:transform .24s ease,background .24s ease}
    .ai-usage[open] summary b{transform:rotate(45deg);background:rgba(255,255,255,.05)}
    .ai-usage-answer{border-top:1px solid var(--ai-line);padding:28px;animation:aiUsageReveal .32s cubic-bezier(.22,1,.36,1)}
    .ai-usage-answer h3{margin:0 0 12px;font-size:clamp(27px,3vw,38px);line-height:1.08;letter-spacing:-.035em;font-weight:590}.ai-usage-answer>p{margin:0;color:#a8b5b9}
    @keyframes aiUsageReveal{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
    .ai-result-badge{display:inline-flex;align-self:flex-start;margin:0 0 16px;padding:7px 10px;border-radius:999px;background:#dfe7ea;color:#34464e;font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:800}
    .ai-result-why,.ai-result-human{margin-top:18px;padding:16px 17px;border:1px solid var(--ai-line);border-radius:15px;background:rgba(255,255,255,.028)}
    .ai-result-why strong,.ai-result-human strong{display:block;margin-bottom:5px;color:#e7edef;font-size:13px}.ai-result-why p,.ai-result-human p{margin:0;color:#99a8ad;font-size:14px}
    .ai-result-note{margin-top:17px!important;color:#75868c!important;font-size:12px!important}
    .ai-risk-grid{align-items:stretch}.ai-risk{display:flex;flex-direction:column;min-height:178px}.ai-risk span{margin-top:auto}

    .ai-case{padding:96px 0;border-bottom:1px solid var(--ai-line)}
    .ai-case-grid{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:80px;align-items:center}.ai-case h2{margin:0;font-size:clamp(38px,5vw,62px);line-height:1.06;letter-spacing:-.045em;font-weight:580}.ai-case-copy{padding:34px;border:1px solid var(--ai-line);border-radius:22px;background:rgba(13,18,21,.72)}.ai-case-copy p{margin:0 0 17px;color:#adb9bd;font-size:16px}.ai-case-copy p:last-child{margin-bottom:0}.ai-case-copy strong{color:#fff}.ai-case-link{display:inline-block;margin-top:10px;color:#d8e0e2;border-bottom:1px solid rgba(216,224,226,.28);font-size:14px}

    .ai-example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .ai-example-card{border:1px solid var(--ai-line);border-radius:22px;padding:26px;background:rgba(13,18,21,.72)}
    .ai-example-card>span{display:block;color:var(--ai-brand-soft);font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:750;margin-bottom:18px}
    .ai-example-card h3{margin:0 0 12px;font-size:21px;line-height:1.25;letter-spacing:-.02em;font-weight:590}
    .ai-example-card p{margin:0;color:#a7b3b7;font-size:14px}
    .ai-loop{padding:96px 0}
    .ai-loop-panel{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:56px;align-items:center;border:1px solid var(--ai-line);border-radius:28px;padding:42px;background:linear-gradient(145deg,rgba(77,105,116,.14),rgba(13,18,21,.78));box-shadow:var(--ai-shadow)}
    .ai-loop h2{margin:0 0 18px;font-size:clamp(38px,5vw,62px);line-height:1.04;letter-spacing:-.045em;font-weight:580}.ai-loop p{margin:0;color:var(--ai-muted)}
    .ai-loop-steps{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.ai-loop-step{padding:16px 17px;border:1px solid var(--ai-line);border-radius:16px;background:rgba(255,255,255,.028)}.ai-loop-step small{display:block;color:var(--ai-brand-soft);font-weight:750;letter-spacing:.1em}.ai-loop-step strong{display:block;margin:4px 0 2px}.ai-loop-step span{display:block;color:#89989d;font-size:13px}

    .ai-timeline{padding:10px 0 100px}.ai-timeline-list{display:grid;gap:10px}.ai-time{display:grid;grid-template-columns:170px 1fr;gap:28px;padding:18px 20px;border:1px solid var(--ai-line);border-radius:17px;background:rgba(255,255,255,.02)}.ai-time strong{color:#d4dde0}.ai-time p{margin:0;color:#93a2a7}.ai-time.is-now{border-color:rgba(113,133,141,.38);background:linear-gradient(90deg,rgba(77,105,116,.16),rgba(13,18,21,.45))}

    .ai-sources{padding:42px 0 78px;border-top:1px solid var(--ai-line)}.ai-sources-grid{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:60px}.ai-sources h2{margin:0;font-size:clamp(30px,4vw,46px);letter-spacing:-.035em}.ai-source-list{display:grid;gap:10px}.ai-source-list a{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--ai-line);color:#b9c4c7}.ai-source-list a span:last-child{color:#728389}.ai-legal-note{margin-top:22px;color:#718187;font-size:12px;max-width:780px}

    .ai-popover{inset:0 0 0 auto;margin:0;width:min(720px,100%);height:100dvh;max-width:none;max-height:none;overflow:auto;border:0;background:#f4f7f8;color:#182328;box-shadow:-24px 0 80px rgba(0,0,0,.42);padding:30px 32px 52px;opacity:0;transform:translateX(34px);transition:opacity .24s ease,transform .34s cubic-bezier(.22,1,.36,1),display .34s allow-discrete,overlay .34s allow-discrete}
    .ai-popover:popover-open{opacity:1;transform:none}
    @starting-style{.ai-popover:popover-open{opacity:0;transform:translateX(34px)}}
    .ai-popover::backdrop{background:rgba(0,0,0,.68);backdrop-filter:blur(6px);opacity:0;transition:opacity .28s ease,display .28s allow-discrete,overlay .28s allow-discrete}
    .ai-popover:popover-open::backdrop{opacity:1}
    @starting-style{.ai-popover:popover-open::backdrop{opacity:0}}
    .ai-close{position:sticky;top:0;margin-left:auto;display:grid;place-items:center;width:42px;height:42px;border-radius:50%;border:1px solid #d7e0e3;background:white;color:#314047;font-size:23px;cursor:pointer;z-index:2}.ai-close:focus-visible{outline:2px solid #71858D;outline-offset:3px}
    .ai-detail-tag{display:inline-block;margin-top:10px;color:#526c76;background:#e2eaed;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.1em}.ai-popover h2{margin:18px 0 18px;font-size:clamp(34px,5vw,52px);line-height:1.04;letter-spacing:-.045em}.ai-popover h3{margin:28px 0 8px;font-size:20px}.ai-popover p,.ai-popover li{color:#53636a}.ai-popover strong{color:#1b282e}.ai-popover ul,.ai-popover ol{padding-left:22px}.ai-detail-box{margin:20px 0;padding:18px 19px;border-radius:17px;background:white;border:1px solid #dbe4e7}.ai-detail-box.real{background:#e8eff1;border-left:4px solid #71858D}.ai-detail-box b{display:block;margin-bottom:5px;color:#26343a}.ai-detail-box p{margin:0}.ai-detail-source{font-size:12px;color:#7b8a90!important}
    @media(max-width:950px){.ai-hero-grid,.ai-section-head,.ai-case-grid,.ai-loop-panel,.ai-sources-grid{grid-template-columns:1fr;gap:38px}.ai-cards,.ai-risk-grid{grid-template-columns:1fr 1fr}.ai-summary{grid-template-columns:1fr}.ai-summary-item+.ai-summary-item{border-left:0;border-top:1px solid var(--ai-line);padding-left:0}.ai-freshness-inner{grid-template-columns:auto 1fr}.ai-freshness a{grid-column:2}.ai-loop-steps{grid-template-columns:1fr 1fr}}
    @media(max-width:620px){.ai-hero{padding:70px 0 52px}.ai-cards,.ai-risk-grid,.ai-loop-steps,.ai-usage-grid{grid-template-columns:1fr}.ai-section{padding:44px 0 70px}.ai-card{min-height:0}.ai-time{grid-template-columns:1fr;gap:4px}.ai-loop-panel{padding:28px 22px}.ai-case-copy{padding:25px 21px}.ai-freshness-inner{padding:18px}.ai-source-list a{display:block}.ai-source-list a span:last-child{display:block;margin-top:3px}.ai-usage[open]{grid-column:auto}.ai-usage-answer{padding:22px 18px}.ai-popover{inset:auto 0 0 0;width:100%;height:min(88dvh,760px);border-radius:28px 28px 0 0;padding:16px 18px 42px;transform:translateY(38px)}.ai-popover:popover-open{transform:none}.ai-popover::before{content:"";display:block;width:42px;height:4px;margin:0 auto 8px;border-radius:999px;background:rgba(24,35,40,.18)}.ai-popover h2{font-size:clamp(30px,9vw,40px)}@starting-style{.ai-popover:popover-open{opacity:0;transform:translateY(38px)}}}
    @media(prefers-reduced-motion:reduce){.ai-card,.ai-risk,.ai-usage,.ai-usage summary b,.ai-popover,.ai-popover::backdrop{transition:none}.ai-usage-answer{animation:none}}
    @media(max-width:920px){.ai-example-grid{grid-template-columns:1fr}.ai-example-card{padding:22px}}

    .xd-page--ai-act{margin:0;color:var(--ai-text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
    .ai-wrap{width:min(1160px,calc(100vw - 48px));margin-inline:auto}
    .ai-hero{padding-top:84px}
    .ai-law-hint{margin:0 0 42px;color:#84959b;font-size:13px;line-height:1.6}
    .ai-law-hint a,.ai-law-link{color:#dbe3e5;text-decoration:none;border-bottom:1px solid rgba(219,227,229,.36);font-weight:700;cursor:pointer}
    .ai-law-hint a:hover,.ai-law-link:hover{border-bottom-color:#fff;color:#fff}
    .ai-result-badge .ai-law-link{color:inherit;border-bottom-color:rgba(52,70,78,.35)}
    .ai-law-source::after{content:" ↗";font-size:.82em;font-weight:800}.ai-law-source{white-space:normal}
    .ai-risk{scroll-margin-top:32px}
    .ai-risk:target{border-color:rgba(237,241,242,.58);box-shadow:0 0 0 4px rgba(166,178,182,.12),0 18px 55px rgba(0,0,0,.28)}
    @keyframes aiAnchorPulse{0%{transform:scale(1)}35%{transform:scale(1.018)}100%{transform:scale(1)}}
    .ai-risk:target{animation:aiAnchorPulse .55s ease 2}
    @media(max-width:560px){.ai-wrap{width:calc(100vw - 28px)}.ai-hero{padding-top:58px}}



/* Modificateurs externalisés depuis les anciens styles inline. */
.ai-section-head--spaced{margin-top:58px}
.ai-risk--forbidden{--risk-color:#a36b6b}
.ai-risk--high{--risk-color:#b08b60}
.ai-risk--transparency{--risk-color:#71858D}
.ai-risk--minimal{--risk-color:#7e9b8d}