/* Import des polices — doit être tout en haut du fichier */
@import url('https://fonts.googleapis.com/css2?family=Fontdiner+Swanky&family=Inter:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

/* Style global du body */
body {
    margin: 0;
    background: #000000;
    color: #ffffff;

    font-family: Inter, "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

    font-size: clamp(1.125rem, 2.2vw, 1.4375rem);
    line-height: 1.5;

    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 48.75rem;
    margin: 0 auto;
    padding: clamp(5rem, 10vw, 7.5rem) clamp(1.25rem, 4vw, 2.125rem) 4.5rem;
    isolation: isolate;
    line-height: 1.6;
}


/* ============================
   WIDGET CENTRÉ — VERSION PROPRE
   ============================ */

.details-widget {
  width: 100%;
  display: flex;
  justify-content: center;   /* centre le widget */
  margin: 2rem 0;
  padding: 0;

  /* IMPORTANT : retirés car empêchent le centrage */
  /* max-width: 48rem; */
  /* text-align: left; */

  color: #ffffff;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.1875rem;
  line-height: 1.65;
}

.details-widget details {
  width: 100%;
  max-width: 800px;          /* largeur granite */
  margin: 0 auto;            /* centrage réel */
  padding: 1.2rem 1.4rem;
  border: 0.0625rem solid rgba(255, 255, 255, 0.18);
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.035);
  box-sizing: border-box;
}

/* Option granite : centrer le titre du summary */
.details-widget summary {
  cursor: pointer;
  list-style-position: outside;
  text-align: center;        /* centrage du titre */
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.1875rem;
  line-height: 1.45;
  color: #868a85;
}

.details-widget summary::marker {
  color: #ffffff;
}

.details-content {
  margin-top: 1rem;
  padding-left: 1.4rem;
  text-align: left;          /* lisibilité interne */
}

.details-content p {
  margin: 0;
  font-size: 1.1875rem;
  line-height: 1.65;
}

.details-widget a,
.details-widget a:visited {
  color: #868a85;
  text-decoration: underline;
  transition: color .25s ease;
}

.details-widget a:hover,
.details-widget a:focus {
  color: #ffffff;
}

.details-widget a:active {
  color: #6c746b;
}



/* =========================================================
   ANIMATION H1 — AGIBIOSPHERIC.NET
   ========================================================= */

h1 {
    position: relative;
    display: block;
    color: #4df1fa;
    opacity: 0;
    /* Ajout de la police ici */
    font-family: "Fontdiner Swanky", cursive;
    /* Ajout d'un poids standard (400) car Fontdiner Swanky est unique */
    font-weight: 400; 
    
    transform: translateY(1.15rem) scale(.985);
    text-shadow:
        0 0 .35rem rgba(143, 191, 159, .28),
        0 0 1.15rem rgba(57, 255, 20, .10),
        0 0 2.4rem rgba(135, 206, 235, .08);
    animation:
        agiH1Reveal 1.35s cubic-bezier(.16, 1, .3, 1) .15s forwards,
        agiH1MeditationBreath 7.2s ease-in-out 1.55s infinite;
    will-change: opacity, transform, text-shadow;
}



h1::after {

    content: "";

    position: absolute;

    left: 50%;

    bottom: -.85rem;

    width: min(24rem, 85%);

    height: .18rem;

    border-radius: 999px;

    pointer-events: none;

    opacity: 0;

    transform: translateX(-50%) scaleX(0);

    transform-origin: center;

    background: linear-gradient(

        90deg,

        transparent 0%,

        rgba(143, 191, 159, .25) 16%,

        rgba(57, 255, 20, .92) 50%,

        rgba(135, 206, 235, .35) 84%,

        transparent 100%

    );

    box-shadow:

        0 0 .55rem rgba(57, 255, 20, .65),

        0 0 1.45rem rgba(57, 255, 20, .32),

        0 0 2.2rem rgba(135, 206, 235, .18);

    animation:

        agiH1LineReveal 1.35s cubic-bezier(.16, 1, .3, 1) .55s forwards,

        agiH1LineMeditationBreath 7.2s ease-in-out 1.9s infinite;

}

h1, .credit {
    text-align: center;
}




@keyframes agiH1Reveal {

    0% {

        opacity: 0;

        transform: translateY(1.15rem) scale(.985);

        letter-spacing: .14em;

        filter: blur(.35rem);

    }



    58% {

        opacity: 1;

        filter: blur(0);

    }



    100% {

        opacity: 1;

        transform: translateY(0) scale(1);

        letter-spacing: .08em;

        filter: blur(0);

    }

}



/* Respiration méditative : cycle lent de 7.2 s, sans battement brusque. */

@keyframes agiH1MeditationBreath {

    0%, 100% {

        text-shadow:

            0 0 .30rem rgba(143, 191, 159, .20),

            0 0 .95rem rgba(57, 255, 20, .07),

            0 0 2.05rem rgba(135, 206, 235, .055);

        filter: saturate(1) blur(0);

    }



    38% {

        text-shadow:

            0 0 .50rem rgba(57, 255, 20, .50),

            0 0 1.8rem rgba(57, 255, 20, .35),

            0 0 3.5rem rgba(57, 255, 20, .15);

        filter: saturate(1.2) blur(0.01rem);

    }



    52% {

        text-shadow:

            0 0 .65rem rgba(57, 255, 20, .65),

            0 0 2.2rem rgba(57, 255, 20, .45),

            0 0 4.5rem rgba(57, 255, 20, .25);

        filter: saturate(1.3) blur(0.02rem);

    }



    78% {

        text-shadow:

            0 0 .34rem rgba(143, 191, 159, .23),

            0 0 1.05rem rgba(57, 255, 20, .08),

            0 0 2.2rem rgba(135, 206, 235, .065);

        filter: saturate(1.05) blur(0);

    }

}



   @keyframes agiH1MeditationBreath {
    0%, 100% {
        text-shadow:
            0 0 .32rem rgba(143, 191, 159, .22),
            0 0 1rem rgba(57, 255, 20, .08),
            0 0 2rem rgba(135, 206, 235, .06);
        filter: saturate(1);
    }

    38% {
        text-shadow:
            0 0 .46rem rgba(143, 191, 159, .34),
            0 0 1.45rem rgba(57, 255, 20, .14),
            0 0 2.85rem rgba(135, 206, 235, .11);
        filter: saturate(1.08);
    }

    52% {
        text-shadow:
            0 0 .50rem rgba(143, 191, 159, .38),
            0 0 1.55rem rgba(57, 255, 20, .16),
            0 0 3rem rgba(135, 206, 235, .12);
        filter: saturate(1.1);
    }

    78% {
        text-shadow:
            0 0 .34rem rgba(143, 191, 159, .23),
            0 0 1.05rem rgba(57, 255, 20, .08),
            0 0 2.2rem rgba(135, 206, 235, .065);
        filter: saturate(1.02);
    }
}

@keyframes agiH1LineReveal {
    0% {
        opacity: 0;
        transform: translateX(-50%) scaleX(0);
    }

    100% {
        opacity: .72;
        transform: translateX(-50%) scaleX(1);
    }
}

@keyframes agiH1LineMeditationBreath {
    0%, 100% {
        opacity: .32;
        filter: blur(0);
        transform: translateX(-50%) scaleX(.88);
    }

    38% {
        opacity: .85;
        filter: blur(.015rem);
        transform: translateX(-50%) scaleX(1.04);
        box-shadow:
            0 0 .85rem rgba(57, 255, 20, .85),
            0 0 1.85rem rgba(57, 255, 20, .50);
    }

    52% {
        opacity: 1;
        filter: blur(.025rem);
        transform: translateX(-50%) scaleX(1.08);
        box-shadow:
            0 0 1.25rem rgba(57, 255, 20, 1),
            0 0 2.5rem rgba(57, 255, 20, .70);
    }

    78% {
        opacity: .42;
        filter: blur(0);
        transform: translateX(-50%) scaleX(.94);
    }
}

@media (prefers-reduced-motion: reduce) {
    h1 {
        opacity: 1;
        transform: none;
        animation: none;
        will-change: auto;
    }

    h1::after {
        opacity: .55;
        transform: translateX(-50%) scaleX(1);
        animation: none;
    }
}

h2,
h3,
h4,
h5,
h6 {
    /* Remplace "IBM Plex Serif", Georgia, Inter, serif; par ceci : */
    font-family: "Fontdiner Swanky", cursive;
    font-size: clamp(1.8125rem, 4vw, 2.0625rem);


    line-height: 1.25;
    font-weight: 400; /* Fontdiner Swanky n'a qu'une graisse, 400 est préférable */
    margin: 0 0 1.75rem;
    color: #4df1fa;
}

.subtitle {
    text-align: center;
    color: hsl(54, 92%, 61%);
    font-size: clamp(2.5rem, 5.5vw, 3.1rem);
    letter-spacing: .08em;
    text-transform: uppercase;
    margin: 0 0 5.625rem;
}


.credit {

    font-size: .9375rem;

    line-height: 1.4;

    margin: 0 0 3.125rem;

    color: #7f7f7f;

    text-align: center;

}



p {



    font-size: clamp(1.125rem, 2.2vw, 1.5rem);



    line-height: 2;



    margin: 0 0 2.5em;



}



blockquote {
    font-family: Inter, "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 5rem auto;
    max-width: 42.5rem;
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    line-height: 1.7;
    text-align: center;
    font-style: italic;
    color: #ffd34a !important;
    background: rgba(0,0,0,0.08);
    padding: 1.5rem;
    border-radius: 1rem;    
}




.separator {

    width: 5.625rem;

    height: .0625rem;

    background: #3d3d3d;

    margin: 6.875rem auto;

}



.final {

    text-align: center;

    font-size: clamp(1.6rem, 4vw, 2.2rem);

    font-style: italic;

    margin-top: 6.875rem;

}



a {

    color: #a3a3a3;

    text-decoration: none;

    border-bottom: .0625rem solid #555555;

    transition: .25s;

}



a:hover {

    color: #d8d8d8;

    border-bottom: .0625rem solid #888888;

}



.references {

    margin-top: 5.625rem;

    font-size: .95rem;

    color: #7f7f7f;

    line-height: 2.1;

}



.references a {

    color: #9a9a9a;

}



html {

    scroll-behavior: smooth;

}



#header {

    position: fixed;

    top: 0;

    left: 0;

    width: 100%;

    z-index: 9999;

    background: linear-gradient(to bottom, rgba(0,0,0,.92), rgba(0,0,0,0));

    backdrop-filter: blur(.125rem);

}



.header-inner {

    max-width: 68.75rem;

    margin: auto;

    padding: 1.125rem 1.75rem;

    display: flex;

    justify-content: space-between;

    align-items: center;

}

main.container{
    padding-top:7rem;
}

.logo {

    color: #9a9a9a;

    font-size: .82rem;

    letter-spacing: .22em;

    text-decoration: none;

    border: none;

    text-transform: uppercase;

}



.logo:hover {

    color: #d6d6d6;

}



.nav {

    display: flex;

    align-items: center;

}



.nav a {

    margin-left: 1.125rem;

    color: #8fbf9f;

    font-size: .82rem;

    letter-spacing: .08em;

    border-bottom: none;

    text-transform: uppercase;

}



.nav a:hover {

    color: #d8d8d8;

}



#footer {

    margin-top: 1rem;

    text-align: center;

    color: #7d7d7d;

    font-size: 1rem;

    line-height: 2;

}



#footer em,

footer em {

    font-style: italic !important;

}



#footer strong,

footer strong {

    font-weight: 700 !important;

}



.capsule-video-block {

    position: relative;

    display: block;

    margin: 2.5rem auto;

    width: 100%;

    max-width: 50rem;

    background-color: #000000;

}



.capsule-video-block video {

    width: 100%;

    height: auto;

    display: block;

    margin: 0 auto;

}



.audio-control-btn {

    position: absolute;

    bottom: 3.75rem;

    right: .9375rem;

    background-color: #000000;

    color: #ffffff;

    border: .0625rem solid #333333;

    padding: .5rem .75rem;

    cursor: pointer;

    font-size: .8rem;

    letter-spacing: .03125rem;

    transition: border-color .2s;

    z-index: 10;

}



.audio-control-btn:hover {

    border-color: #ffffff;

}



.capsule-video-block figcaption {

    margin-top: .9375rem;

    font-size: .9rem;

    color: #98b498;

    letter-spacing: .03125rem;

    line-height: 1.4;

    background-color: #000000;

    text-align: center;

}



.img-flux-wrapper {

    position: relative;

    display: block;

    width: 100%;

    max-width: 100%;

    margin: 1.875rem auto 2.5rem;

    text-align: center;

    pointer-events: none;

}



.img-flux-wrapper img {

    display: inline-block;

    width: 100%;

    height: auto;

    border: 0 none;

    border-radius: .9375rem;

    cursor: zoom-in;

    pointer-events: auto;

    transition: transform .4s cubic-bezier(.16, 1, .3, 1);

    will-change: transform;

}









.img-flux-wrapper.active {

    z-index: 9999;

}



.img-flux-wrapper.active img {

    cursor: zoom-out;

    transform: scale(1.15);

    position: relative;

    z-index: 2;

}



.img-flux-wrapper.active::before {

    opacity: .9;

    transform: translate(-50%, 0) scale(1.2);

}



@keyframes fluxCirculaireContinu {

    0% {

        background-position: 0% 0%;

    }



    50% {

        background-position: 0% 100%;

    }



    100% {

        background-position: 0% 0%;

    }

}



/* Séparateur chlorophylle électrique — version fine */
.wave-separator {
  position: relative;
  width: min(80%, 720px);
  height: 2px; /* plus fin */
  margin: 32px auto;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(57, 255, 20, 0.12);
  box-shadow:
    0 0 4px rgba(57, 255, 20, 0.7),
    0 0 12px rgba(57, 255, 20, 0.45),
    0 0 24px rgba(57, 255, 20, 0.25);
}

.wave-separator::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    #39ff14 18%,
    #b6ff00 35%,
    #00ff88 50%,
    #b6ff00 65%,
    #39ff14 82%,
    transparent 100%
  );
  transform: translateX(-100%);
  animation: electricWave 2.4s ease-in-out infinite;
  filter: blur(0.2px); /* plus fin */
}

.wave-separator::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 28%; /* plus fin */
  height: 10px; /* plus fin */
  transform: translate(-50%, -50%);
  background: radial-gradient(
    ellipse,
    rgba(57, 255, 20, 0.45) 0%,
    rgba(57, 255, 20, 0.15) 45%,
    transparent 72%
  );
  animation: pulseGlow 2.4s ease-in-out infinite;
  pointer-events: none;
}


@keyframes electricWave {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(0.8);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
  }
}

/* interconnexion des huit sites */



.sites-wave-grid {

    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 1rem;

    max-width: 72rem;

    margin: 0 auto;

}



.wave-site {

    position: relative;

    min-height: 7rem;

    padding: 1.25rem;

    border-radius: 1.5rem;

    overflow: hidden;

    display: flex;

    align-items: center;

    justify-content: center;

    text-decoration: none;

    background:

        radial-gradient(circle at 20% 20%, rgba(150,230,255,.9), transparent 35%),

        linear-gradient(135deg,#001a44,#005bea,#00c6ff);

    box-shadow: 0 .75rem 2rem rgba(0,120,255,.3);

    animation: waveFloat 5s ease-in-out infinite;

    transition: .3s ease;

}



.wave-site::before {

    content: "";

    position: absolute;

    inset: -40%;

    background:

        linear-gradient(

            120deg,

            transparent 25%,

            rgba(255,255,255,.25) 50%,

            transparent 75%

        );

    animation: waveLight 4s ease-in-out infinite;

}



.wave-site span {

    position: relative;

    z-index: 2;

    color: #ffffff;

    font-family: Georgia, Inter, Arial, sans-serif;

    font-size: 1.25rem;

    font-weight: 700;

    text-align: center;

    text-shadow: 0 .125rem .25rem rgba(0,0,0,.4);

}



.wave-site:hover {

    transform: translateY(-.25rem) scale(1.03);

}



@keyframes waveFloat {

    0%,100% {

        transform: translateY(0);

        border-radius: 1.5rem 2.2rem 1.5rem 2rem;

    }

    50% {

        transform: translateY(-.35rem);

        border-radius: 2.2rem 1.5rem 2rem 1.5rem;

    }

}



@keyframes waveLight {

    0% {

        transform: translateX(-50%) rotate(12deg);

    }

    50% {

        transform: translateX(25%) rotate(12deg);

    }

    100% {

        transform: translateX(-50%) rotate(12deg);

    }

}



.wave-site:nth-child(2){animation-delay:-.5s;}

.wave-site:nth-child(3){animation-delay:-1s;}

.wave-site:nth-child(4){animation-delay:-1.5s;}

.wave-site:nth-child(5){animation-delay:-2s;}

.wave-site:nth-child(6){animation-delay:-2.5s;}

.wave-site:nth-child(7){animation-delay:-3s;}

.wave-site:nth-child(8){animation-delay:-3.5s;}



@media (max-width:60rem) {

    .sites-wave-grid {

        grid-template-columns: repeat(2,1fr);

    }

}



@media (max-width:36rem) {

    .sites-wave-grid {

        grid-template-columns: 1fr;

    }

}

  



.container img,

main img,

article img {

    max-width: 100% !important;

    height: auto !important;

}



.container div[style*="text-align:center"],

main div[style*="text-align:center"],

article div[style*="text-align:center"] {

    margin-top: 2rem !important;

    margin-bottom: 2rem !important;

}



/* interconnexion des huit sites */



.sites-wave-grid {

    display: grid;

    grid-template-columns: repeat(4, 1fr);

    gap: 1rem;

    max-width: 72rem;

    margin: 0 auto;

}



.wave-site {

    position: relative;

    min-height: 7rem;

    padding: 1.25rem;

    border-radius: 1.5rem;

    overflow: hidden;

    display: flex;

    align-items: center;

    justify-content: center;

    text-decoration: none;

    background:

        radial-gradient(circle at 20% 20%, rgba(150,230,255,.9), transparent 35%),

        linear-gradient(135deg,#001a44,#005bea,#00c6ff);

    box-shadow: 0 .75rem 2rem rgba(0,120,255,.3);

    animation: waveFloat 5s ease-in-out infinite;

    transition: .3s ease;

}



.wave-site::before {

    content: "";

    position: absolute;

    inset: -40%;

    background:

        linear-gradient(

            120deg,

            transparent 25%,

            rgba(255,255,255,.25) 50%,

            transparent 75%

        );

    animation: waveLight 4s ease-in-out infinite;

}



.wave-site span {

    position: relative;

    z-index: 2;

    color: #ffffff;

    font-family: Georgia, Inter, Arial, sans-serif;

    font-size: 1.25rem;

    font-weight: 700;

    text-align: center;

    text-shadow: 0 .125rem .25rem rgba(0,0,0,.4);

}



.wave-site:hover {

    transform: translateY(-.25rem) scale(1.03);

}



@keyframes waveFloat {

    0%,100% {

        transform: translateY(0);

        border-radius: 1.5rem 2.2rem 1.5rem 2rem;

    }

    50% {

        transform: translateY(-.35rem);

        border-radius: 2.2rem 1.5rem 2rem 1.5rem;

    }

}



@keyframes waveLight {

    0% {

        transform: translateX(-50%) rotate(12deg);

    }

    50% {

        transform: translateX(25%) rotate(12deg);

    }

    100% {

        transform: translateX(-50%) rotate(12deg);

    }

}



.wave-site:nth-child(2){animation-delay:-.5s;}

.wave-site:nth-child(3){animation-delay:-1s;}

.wave-site:nth-child(4){animation-delay:-1.5s;}

.wave-site:nth-child(5){animation-delay:-2s;}

.wave-site:nth-child(6){animation-delay:-2.5s;}

.wave-site:nth-child(7){animation-delay:-3s;}

.wave-site:nth-child(8){animation-delay:-3.5s;}



@media (max-width:60rem) {

    .sites-wave-grid {

        grid-template-columns: repeat(2,1fr);

    }

}



@media (max-width:36rem) {

    .sites-wave-grid {

        grid-template-columns: 1fr;

    }

}



/* ==========================

   VIDEO AGIBIOSPHERIC

   ========================== */



.veo-video-container {

    width: 100%;

    max-width: 900px;

    margin: 40px auto;

    text-align: center;

    box-sizing: border-box;

}



.veo-video {

    width: 100%;

    height: auto;

    display: block;



    aspect-ratio: 16 / 9;

    object-fit: cover;



    background: #000;



    border-radius: 20px;



    border: 2px solid rgba(66, 180, 255, 0.25);



    box-shadow:

        0 0 25px rgba(66, 180, 255, 0.15),

        inset 0 0 25px rgba(66, 180, 255, 0.05),

        0 12px 30px rgba(0, 0, 0, 0.45);



    transition: all 0.4s ease;

}



.veo-video:hover {

    transform: scale(1.01);



    box-shadow:

        0 0 35px rgba(66, 180, 255, 0.25),

        inset 0 0 30px rgba(66, 180, 255, 0.08),

        0 18px 40px rgba(0, 0, 0, 0.55);

}



.veo-video-caption {

    margin-top: 14px;



    color: #b8d7f0;



    font-size: 1rem;

    line-height: 1.6;



    font-style: italic;



    opacity: 0.95;



    max-width: 800px;

    margin-left: auto;

    margin-right: auto;

}



/* Responsive */



@media (max-width: 768px) {



    .veo-video-container {

        margin: 25px auto;

    }



    .veo-video {

        border-radius: 14px;

    }



    .veo-video-caption {

        font-size: 0.95rem;

        padding: 0 10px;

    }

}







/* =========================================================

   PARAGRAPHES SPÉCIFIQUES — EFFET VISIBLE ET CIBLÉ

   Ces règles ne touchent que les <p class="paragraphe-ajuste">.

   ========================================================= */



main.container p.paragraphe-ajuste,

main p.paragraphe-ajuste,

.container p.paragraphe-ajuste,

article p.paragraphe-ajuste,

p.paragraphe-ajuste {

    position: relative !important;

    overflow: hidden !important;

    z-index: 0 !important;

    margin-top: 0 !important;

    margin-bottom: 1.15rem !important;

    padding: 1.15rem 1.35rem 1.15rem 1.5rem !important;

    line-height: 1.68 !important;

    color: #f2fff7 !important;

    border-left: .25rem solid rgba(57, 255, 20, .95) !important;

    border-radius: .85rem !important;

    background:

        linear-gradient(90deg, rgba(57, 255, 20, .18), rgba(135, 206, 235, .11) 48%, rgba(0, 0, 0, .22)),

        rgba(7, 22, 15, .75) !important;

    box-shadow:

        0 0 .75rem rgba(57, 255, 20, .25),

        inset 0 0 1.25rem rgba(135, 206, 235, .10) !important;

    text-shadow:

        0 0 .18rem rgba(245, 255, 248, .32),

        0 0 .85rem rgba(57, 255, 20, .22) !important;

    animation: agiParagraphMeditativeGlow 7.2s ease-in-out infinite !important;

    will-change: box-shadow, border-color, text-shadow, background-position !important;

}



main.container p.paragraphe-ajuste::before,

main p.paragraphe-ajuste::before,

.container p.paragraphe-ajuste::before,

article p.paragraphe-ajuste::before,

p.paragraphe-ajuste::before {

    content: "" !important;

    position: absolute !important;

    inset: 0 !important;

    z-index: -1 !important;

    pointer-events: none !important;

    background: linear-gradient(

        115deg,

        transparent 0%,

        transparent 28%,

        rgba(57, 255, 20, .22) 44%,

        rgba(135, 206, 235, .25) 50%,

        rgba(57, 255, 20, .15) 56%,

        transparent 72%,

        transparent 100%

    ) !important;

    transform: translateX(-115%) !important;

    animation: agiParagraphSlowPassage 7.2s ease-in-out infinite !important;

}



@keyframes agiParagraphMeditativeGlow {

    0%, 100% {

        border-left-color: rgba(57, 255, 20, .65);

        box-shadow: 0 0 .55rem rgba(57, 255, 20, .20);

    }

    38% {

        border-left-color: rgba(57, 255, 20, 1);

        box-shadow: 0 0 1.05rem rgba(57, 255, 20, .40);

    }

    52% {

        border-left-color: rgba(135, 206, 235, 1);

        box-shadow: 0 0 1.25rem rgba(135, 206, 235, .45);

    }

    78% {

        border-left-color: rgba(57, 255, 20, .80);

        box-shadow: 0 0 .75rem rgba(57, 255, 20, .28);

    }

}



@keyframes agiParagraphSlowPassage {

    0%, 18% { opacity: 0; transform: translateX(-115%); }

    38% { opacity: .9; transform: translateX(-22%); }

    52% { opacity: 1; transform: translateX(12%); }

    78%, 100% { opacity: 0; transform: translateX(115%); }

}

.bio-slideshow-wrapper{
    width:100%;
    max-width:100%;
    margin:2.5rem auto;
    padding:0 1rem;
    box-sizing:border-box;
}

.bio-slideshow{
    position:relative;

    width:min(100%, 42rem);
    max-width:42rem;

    aspect-ratio:1/1;

    margin-inline:auto;

    overflow:hidden;

    background:#000000;

    border-radius:1rem;

    box-shadow:
        0 0 1.8rem rgba(255,255,255,.08),
        0 0 3rem rgba(57,255,20,.04);

    isolation:isolate;
    box-sizing:border-box;
}

.bio-slide{
    position:absolute;
    inset:0;

    opacity:0;

    transform:scale(1.025);

    filter:
        brightness(.96)
        contrast(1.05);

    will-change:opacity, transform, filter;

    animation:bioFade 40s infinite ease-in-out;
}

.bio-slide img{
    width:100%;
    height:100%;

    display:block;

    object-fit:cover;
}

.bio-slide::after{
    content:"";

    position:absolute;
    inset:0;

    background:
        radial-gradient(
            circle at 35% 45%,
            transparent 0 42%,
            rgba(0,0,0,.14) 72%,
            rgba(0,0,0,.28) 100%
        ),
        linear-gradient(
            120deg,
            transparent 0 45%,
            rgba(255,255,255,.06) 50%,
            transparent 55%
        );

    opacity:0;

    pointer-events:none;

    animation:bioVeil 40s infinite ease-in-out;
}

.s1{animation-delay:0s;}
.s2{animation-delay:4s;}
.s3{animation-delay:8s;}
.s4{animation-delay:12s;}
.s5{animation-delay:16s;}
.s6{animation-delay:20s;}
.s7{animation-delay:24s;}
.s8{animation-delay:28s;}
.s9{animation-delay:32s;}
.s10{animation-delay:36s;}

.s1::after{animation-delay:0s;}
.s2::after{animation-delay:4s;}
.s3::after{animation-delay:8s;}
.s4::after{animation-delay:12s;}
.s5::after{animation-delay:16s;}
.s6::after{animation-delay:20s;}
.s7::after{animation-delay:24s;}
.s8::after{animation-delay:28s;}
.s9::after{animation-delay:32s;}
.s10::after{animation-delay:36s;}

@keyframes bioFade{
    0%{
        opacity:0;
        transform:scale(1.055) translateY(.35rem);
        filter:brightness(.82) contrast(1.12) saturate(.92);
    }

    4%{
        opacity:1;
        transform:scale(1.032) translateY(0);
        filter:brightness(1) contrast(1.06) saturate(1);
    }

    9.5%{
        opacity:1;
        transform:scale(1.018);
        filter:brightness(1.02) contrast(1.08) saturate(1.02);
    }

    12.5%{
        opacity:0;
        transform:scale(1.005) translateY(-.25rem);
        filter:brightness(.86) contrast(1.12) saturate(.94);
    }

    100%{
        opacity:0;
        transform:scale(1.055);
    }
}

@keyframes bioVeil{
    0%{
        opacity:0;
        transform:translateX(-35%) skewX(-8deg);
    }

    3.5%{
        opacity:.55;
        transform:translateX(-8%) skewX(-8deg);
    }

    7%{
        opacity:.18;
        transform:translateX(18%) skewX(-8deg);
    }

    11.5%{
        opacity:0;
        transform:translateX(38%) skewX(-8deg);
    }

    100%{
        opacity:0;
        transform:translateX(38%) skewX(-8deg);
    }
}

.bio-caption{
    width:min(100%, 42rem);
    max-width:42rem;

    margin:1.25rem auto 0;

    text-align:center;

    font-size:1.0625rem;
    line-height:1.6;

    color:#ffffff;
}

@media (max-width:48rem){
    .bio-slideshow-wrapper{
        margin:2rem auto;
        padding:0 .75rem;
    }

    .bio-slideshow{
        width:min(100%, 32rem);
        max-width:32rem;
        border-radius:.85rem;
    }

    .bio-caption{
        width:min(100%, 32rem);
        max-width:32rem;
    }
}

@media (max-width:30rem){
    .bio-slideshow-wrapper{
        padding:0 .5rem;
    }

    .bio-slideshow{
        width:100%;
        max-width:100%;
    }

    .bio-caption{
        width:100%;
        max-width:100%;
        font-size:1rem;
    }
}

@media (prefers-reduced-motion:reduce){
    .bio-slide,
    .bio-slide::after{
        animation:none;
    }

    .s1{
        opacity:1;
        transform:none;
    }
}


/* FOOTER UNIFIÉ - Styles */

.biospheric-footer {
  background: linear-gradient(180deg, #000000 0%, #1a1f3a 100%);
  color: #e0e6f0;
  padding: 60px 40px 30px;
  margin-top: 1px;
  border-top: 1px solid rgba(0, 255, 200, 0.1);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* SECTION 1 : SOUTIEN */
.footer-support {
  margin-bottom: 60px;
  text-align: center;
}

.footer-support h3 {
  font-size: 1.5em;
  margin-bottom: 15px;
  color: #00ffc8;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.footer-support > p {
  font-size: 0.95em;
  margin-bottom: 30px;
  line-height: 1.6;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.support-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.support-card {
  background: rgba(0, 255, 200, 0.05);
  border: 1px solid rgba(0, 255, 200, 0.2);
  border-radius: 8px;
  padding: 25px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
}

.support-card:hover {
  background: rgba(0, 255, 200, 0.1);
  border-color: rgba(0, 255, 200, 0.4);
  box-shadow: 0 0 20px rgba(0, 255, 200, 0.15);
}

.support-card-free {
  background: rgba(100, 200, 255, 0.05);
  border-color: rgba(100, 200, 255, 0.2);
}

.support-card-free:hover {
  background: rgba(100, 200, 255, 0.1);
  border-color: rgba(100, 200, 255, 0.4);
  box-shadow: 0 0 20px rgba(100, 200, 255, 0.15);
}

.support-amount {
  font-size: 1.8em;
  font-weight: 700;
  color: #00ffc8;
  margin-bottom: 10px;
}

.support-card-free .support-amount {
  color: #64c8ff;
}

.support-label {
  font-size: 0.85em;
  color: #b0b8c8;
  margin-bottom: 15px;
  line-height: 1.4;
}

.btn-donate {
  display: inline-block;
  background: linear-gradient(135deg, #00ffc8 0%, #00d9a3 100%);
  color: #0a0e27;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9em;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-donate:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 255, 200, 0.3);
}

.btn-donate-free {
  background: linear-gradient(135deg, #64c8ff 0%, #3aa8ff 100%);
}

.support-note {
  font-size: 0.85em;
  color: #888;
  margin-top: 20px;
}

/* SECTION 2 : TRANSMISSION SOCIALE */
.footer-transmission {
  margin-bottom: 60px;
  text-align: center;
  padding: 40px 0;
  border-top: 1px solid rgba(0, 255, 200, 0.1);
  border-bottom: 1px solid rgba(0, 255, 200, 0.1);
}

.footer-transmission h3 {
  font-size: 1.3em;
  margin-bottom: 10px;
  color: #00ffc8;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.footer-transmission > p {
  font-size: 0.95em;
  color: #b0b8c8;
  margin-bottom: 30px;
  line-height: 1.6;
}

.social-networks {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
  max-width: 800px;
  margin: 0 auto;
}

.social-networks a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background: rgba(0, 255, 200, 0.1);
  border: 1px solid rgba(0, 255, 200, 0.2);
  border-radius: 50%;
  color: #00ffc8;
  transition: all 0.3s ease;
  text-decoration: none;
}

.social-networks a:hover {
  background: rgba(0, 255, 200, 0.2);
  border-color: rgba(0, 255, 200, 0.4);
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(0, 255, 200, 0.2);
}

.social-networks svg {
  width: 22px;
  height: 22px;
}

/* SECTION 3 : SIGNATURE */
.footer-signature {
  margin-bottom: 40px;
  text-align: center;
}

.footer-text {
  font-size: 0.9em;
  line-height: 1.6;
  margin-bottom: 15px;
  color: #b0b8c8;
}

.footer-vision {
  font-size: 1.1em;
  font-style: italic;
  color: #00ffc8;
  font-weight: 500;
}

.footer-philosophy {
  font-size: 1.3em;
  color: #888;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.footer-navigation {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 25px;
  flex-wrap: wrap;
}

.nav-link {
  color: #00ffc8;
  text-decoration: none;
  font-size: 0.9em;
  font-weight: 500;
  transition: all 0.3s ease;
  padding: 5px 10px;
  border-radius: 3px;
}

.nav-link:hover {
  background: rgba(0, 255, 200, 0.1);
  transform: translateY(-2px);
}

/* SECTION 4 : LIENS LÉGAUX */
.footer-legal {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0, 255, 200, 0.1);
}

.legal-link {
  color: #888;
  text-decoration: none;
  font-size: 0.85em;
  transition: color 0.3s ease;
}

.legal-link:hover {
  color: #00ffc8;
}

/* COPYRIGHT */
.footer-copyright {
  text-align: center;
  font-size: 0.8em;
  color: #555;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .biospheric-footer {
    padding: 40px 20px 20px;
  }

  .footer-support h3,
  .footer-transmission h3 {
    font-size: 1.2em;
  }

  .support-options {
    grid-template-columns: 1fr;
  }

  .social-networks {
    gap: 10px;
  }

  .footer-navigation {
    gap: 15px;
  }

  .footer-legal {
    gap: 10px;
  }
}

/* ========================================================
   INTRODUCTION FOOTER
   ======================================================== */

.footer-intro {
    max-width: 1000px;
    margin: 0 auto 20px auto;
    padding: 20px 25px;
    text-align: center;
}

.footer-intro p {
    margin: 0;
    font-size: 1.15rem;
    line-height: 1.8;
    font-weight: 300;
    letter-spacing: 0.02em;
}

.footer-intro strong {
    color: #000000;
    font-weight: 600;
}
#top {
    scroll-margin-top: 200px; /* hauteur réelle de ton header */
    display: block;
    height: 0;
    margin: 0;
    padding: 0;
}
.header-spacer {
    height: 120px; /* hauteur exacte de ton header */
}

/* Mobile */
@media (max-width: 600px) {
    .header-spacer {
        height: 160px; /* header mobile plus haut */
    }
}
/* ————————————————————————————————
   SYSTÈME GRANITE D’ESPACEMENT VERTICAL
   agibiospheric.net — Version stable 2026
   ———————————————————————————————— */

.spacer-s  { height: 40px; }
.spacer-m  { height: 70px; }
.spacer-l  { height: 110px; }
.spacer-xl { height: 160px; }
.spacer-xxl { height: 220px; }

/* ——— Version mobile ——— */
@media (max-width: 600px) {
  .spacer-s  { height: 30px; }
  .spacer-m  { height: 50px; }
  .spacer-l  { height: 80px; }
  .spacer-xl { height: 120px; }
  .spacer-xxl { height: 160px; }
}

/* ————————————————————————————————
   SECTIONS RESPIRANTES (optionnel)
   ———————————————————————————————— */

.section {
  padding-top: 80px;
  padding-bottom: 80px;
}

@media (max-width: 600px) {
  .section {
    padding-top: 50px;
    padding-bottom: 50px;
  }
}

/* ————————————————————————————————
   TITRES AUTO-ESPACÉS (optionnel)
   ———————————————————————————————— */

h2 {
  margin-top: 90px;
  margin-bottom: 40px;
}

@media (max-width: 600px) {
  h2 {
    margin-top: 60px;
    margin-bottom: 30px;
  }
}

/* Espacement de 40px pour l’ancre */
#limites {
    padding-top: 40px;
}

/* Bouton "Plonge" */
.plonge-center {
    text-align: center;
    margin: 40px 0;
}

.plonge-btn {
    display: inline-block;
    padding: 14px 32px;
    background: #57d4ff;
    color: #08131f;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.plonge-btn:hover {
    background: #ffffff;
    color: #08131f;
    transform: translateY(-4px);
}

body > *:last-child {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}


/*    color: #F5EB27; */
/* =========================================================
   LETTRINES — AGIBIOSPHERIC.NET
   Mise à jour avec Fontdiner Swanky
   ========================================================= */

.lettrine {
    float: left;
    font-size: 6.4em;
    font-weight: 400; /* Fontdiner Swanky n'a généralement qu'un style (normal) */
    line-height: 0.78;
    margin-right: 0.12em;
    margin-top: 0.05em;
    padding: 0;
    /* Remplacement de la pile de polices par Fontdiner Swanky */
    font-family: "Fontdiner Swanky", cursive;
    color: #F5EB27;
    text-shadow:
        0 0 0.4rem rgba(245, 235, 39, 0.3),
        0 0 1.2rem rgba(245, 235, 39, 0.1);
    transition: text-shadow 0.4s ease;
}

/* Légère respiration au survol */
.lettrine:hover {
    text-shadow:
        0 0 0.6rem rgba(245, 235, 39, 0.5),
        0 0 1.8rem rgba(245, 235, 39, 0.2);
}

/* Ajustement pour les lettrines dans les titres h2/h3 */
h2 .lettrine,
h3 .lettrine {
    font-size: em;
    line-height: 0.85;
    margin-right: 0.06em;
    margin-top: 0;
}

/* Éviter le débordement du float sur le paragraphe suivant */
p:has(.lettrine),
h2:has(.lettrine),
h3:has(.lettrine) {
    overflow: hidden;
}

/* Responsive : réduire légèrement la taille sur mobile */
@media (max-width: 600px) {
    .lettrine {
        font-size: 6.4em;
        margin-right: 0.08em;
    }

    h2 .lettrine,
    h3 .lettrine {
        font-size: 6.4em;
    }
}

/* --- Style Conteneur Principal --- */
#nav-ascenseur {
    /* Positionnement fixe dans la fenêtre, même en scrollant */
    position: fixed;
    /* Légèrement décollé du bord droit pour plus d'élégance */
    right: 5%; 
    /* Centré verticalement par rapport à l'écran */
    bottom: 18%; /* Remonté un peu plus haut pour ne pas gêner le footer */
    
    /* Flexbox pour aligner les boutons en colonne */
    display: flex;
    flex-direction: column;
    gap: 18px; /* Espacement aéré entre les boutons */
    
    /* Priorité d'affichage au-dessus des autres éléments */
    z-index: 9999;
    
    /* Animation d'apparition initiale */
    animation: fadeIn 1s ease-in-out;
}

/* --- Style des liens et images --- */
#nav-ascenseur a {
    /* Annule les styles par défaut des liens */
    display: block;
    line-height: 0;
    text-decoration: none;
    
    /* Comportement fluide des transitions sur l'élément parent */
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#nav-ascenseur img.btn-img {
    /* Taille des images en haute résolution, paraîtra net sur écran Retina */
    width: 32px;
    height: 32px;
    
    /* Transparence initiale pour la sobriété */
    opacity: 0.4; 
    
    /* Propriétés du filtre pour adoucir l'impact visuel */
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.3));
    
    /* Transition spécifique pour l'état normal */
    transition: opacity 0.3s ease, filter 0.3s ease;
}

/* --- Effets au survol (Hover) --- */
#nav-ascenseur a {
    display: block;
    color: rgba(255, 255, 255, 0.5); /* Blanc semi-transparent */
    transition: color 0.3s ease;
}

#nav-ascenseur a:hover {
    color: #ffffff; /* Blanc pur au survol */
}

/* --- Adaptation Responsive --- */
/* Pour les tablettes et mobiles (largeur écran < 768px) */
@media (max-width: 768px) {
    #nav-ascenseur {
        /* Rapprochement des boutons et réduction des marges */
        right: 15px; 
        bottom: 10px;
        gap: 10px;
    }
    #nav-ascenseur img.btn-img {
        /* Taille réduite sur petits écrans */
        width: 26px;
        height: 26px;
    }
}

/* --- Keyframes de l'animation d'apparition --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.quote-yellow {
  font-family: Inter, "IBM Plex Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 5rem auto;
  max-width: 42.5rem;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  line-height: 1.7;
  text-align: center;
  font-style: italic;
  color: #f2d16b !important;
  text-shadow: 0 0 0.4rem rgba(0, 0, 0, 0.45);
}

/* =========================================================
   BOUTON LIVRE BLANC — AGIBIOSPHERIC
   ========================================================= */

.btn-livre-blanc-container {
  position: relative;
  display: inline-block;
  margin: 3rem auto;
  text-align: center;
}

.btn-livre-blanc {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem 2.5rem;
  background: linear-gradient(135deg, rgba(7, 22, 15, 0.9), rgba(0, 26, 68, 0.9));
  border: 1px solid rgba(57, 255, 20, 0.4);
  border-radius: 999px;
  color: #f2fff7;
  font-family: Inter, "IBM Plex Sans", system-ui, sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  overflow: hidden;
  z-index: 1;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow:
    0 0 15px rgba(57, 255, 20, 0.15),
    inset 0 0 20px rgba(135, 206, 235, 0.1);
}

.btn-livre-blanc::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(57, 255, 20, 0.2) 45%,
    rgba(135, 206, 235, 0.3) 50%,
    rgba(57, 255, 20, 0.2) 55%,
    transparent 100%
  );
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-livre-blanc::after {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: -2;
  background: linear-gradient(
    90deg,
    rgba(57, 255, 20, 0),
    rgba(57, 255, 20, 0.8),
    rgba(135, 206, 235, 0.8),
    rgba(57, 255, 20, 0)
  );
  border-radius: 999px;
  opacity: 0;
  transition: opacity 0.4s ease;
  animation: btnLumiereTournante 3s linear infinite;
}

.btn-livre-blanc:hover {
  color: #ffffff;
  border-color: rgba(135, 206, 235, 0.8);
  transform: translateY(-4px) scale(1.02);
  box-shadow:
    0 8px 25px rgba(135, 206, 235, 0.3),
    0 0 15px rgba(57, 255, 20, 0.4),
    inset 0 0 25px rgba(135, 206, 235, 0.2);
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

.btn-livre-blanc:hover::before {
  transform: translateX(100%);
}

.btn-livre-blanc:hover::after {
  opacity: 1;
}

.btn-livre-blanc:focus-visible {
  outline: 3px solid #f5eb27;
  outline-offset: 5px;
}

.btn-livre-blanc svg {
  width: 24px;
  height: 24px;
  margin-right: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.4s ease;
}

.btn-livre-blanc:hover svg {
  transform: translateX(-4px);
  filter: drop-shadow(0 0 5px rgba(135, 206, 235, 0.8));
}

.btn-pulse-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(57, 255, 20, 0.6);
  border-radius: 999px;
  transform: translate(-50%, -50%);
  z-index: 0;
  opacity: 0;
  pointer-events: none;
  animation: btnPulseRing 3s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes btnLumiereTournante {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes btnPulseRing {
  0% {
    transform: translate(-50%, -50%) scale(0.95);
    opacity: 0.8;
    border-width: 2px;
  }
  70%, 100% {
    transform: translate(-50%, -50%) scale(1.15);
    opacity: 0;
    border-width: 1px;
  }
}

@media (max-width: 600px) {
  .btn-livre-blanc {
    padding: 1rem 1.75rem;
    font-size: 1rem;
  }

  .btn-livre-blanc svg {
    width: 20px;
    height: 20px;
    margin-right: 10px;
  }
}

/* =========================================================
   CORRECTIF RESPONSIVE — BOUTON LIVRE BLANC
   À placer APRÈS les styles actuels du bouton.
   ========================================================= */

.btn-livre-blanc-container {
  max-width: 100%;
  box-sizing: border-box;
}

.btn-livre-blanc {
  box-sizing: border-box;
  max-width: 100%;
  min-height: 3.875rem;
  line-height: 1.25;
  text-align: center;
}

@media (max-width: 600px) {
  .btn-livre-blanc-container {
    display: block;
    width: min(22rem, calc(100% - 2rem));
    max-width: calc(100% - 2rem);
    margin: 2rem auto;
  }

  .btn-livre-blanc {
    width: 100%;
    padding: 1rem 1.125rem;
    font-size: clamp(0.8125rem, 3.8vw, 1rem);
    letter-spacing: 0.04em;
    white-space: normal;
  }

  .btn-livre-blanc svg {
    flex: 0 0 1.25rem;
    width: 1.25rem;
    height: 1.25rem;
    margin-right: 0.625rem;
  }

  /* L’onde s’étend au-delà du bouton : elle est retirée sur mobile
     pour empêcher l’apparition d’une barre de défilement horizontale. */
  .btn-pulse-ring {
    display: none;
    animation: none;
  }

  .btn-livre-blanc:hover {
    transform: translateY(-2px);
  }
}

@media (max-width: 360px) {
  .btn-livre-blanc-container {
    width: calc(100% - 1.25rem);
    max-width: calc(100% - 1.25rem);
  }

  .btn-livre-blanc {
    padding: 0.9375rem;
    font-size: 0.8125rem;
    letter-spacing: 0.02em;
  }

  .btn-livre-blanc svg {
    flex-basis: 1.125rem;
    width: 1.125rem;
    height: 1.125rem;
    margin-right: 0.5rem;
  }
}