:root {
    --fond: #fbfaf7;
    --encre: #1b1f1d;
    --doux: #515a56;
    --trait: #e3e0d8;
    --vert: #12302a;
    --accent: #1f7a5c;
    --clair: #eef5f1;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--encre);
    background: var(--fond);
    line-height: 1.6;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--accent); }
h1, h2 { line-height: 1.2; letter-spacing: -0.01em; }

.cadre { max-width: 72rem; margin: 0 auto; padding: 0 1.5rem; }
.etroit { max-width: 42rem; }

.entete { padding: 1.25rem 0; border-bottom: 1px solid var(--trait); }
.marque { font-weight: 700; font-size: 1.25rem; color: var(--vert); text-decoration: none; letter-spacing: -0.02em; }

.haut { padding: 5rem 0 4rem; }
.haut h1 { font-size: clamp(2rem, 5vw, 3.4rem); max-width: 22ch; margin: 0 0 1.5rem; color: var(--vert); }
.chapo { font-size: 1.2rem; color: var(--doux); max-width: 44rem; margin: 0 0 2rem; }

.bouton {
    display: inline-block; padding: 0.85rem 1.5rem; border: 0; border-radius: 0.5rem;
    background: var(--vert); color: #fff; font: inherit; font-weight: 600;
    text-decoration: none; cursor: pointer;
}
.bouton:hover, .bouton:focus-visible { background: var(--accent); }

.benefices { padding: 3rem 0; border-top: 1px solid var(--trait); }
.grille { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.benefices h2, .recit h2 { font-size: 1.2rem; color: var(--vert); margin: 0 0 0.75rem; }
.benefices p, .recit p { color: var(--doux); margin: 0; }

.recit { padding: 3rem 0; background: var(--clair); }
.deux { display: grid; gap: 2.5rem; grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr)); }

.inscription { padding: 4rem 0 5rem; }
.inscription h2 { font-size: 1.6rem; color: var(--vert); margin: 0 0 1.5rem; }
form label { display: block; font-weight: 600; margin-bottom: 0.35rem; }
input[type="email"] {
    width: 100%; padding: 0.75rem 0.9rem; font: inherit;
    border: 1px solid #b9b5aa; border-radius: 0.5rem; background: #fff;
}
input:focus-visible, .bouton:focus-visible { outline: 3px solid #8fd6bd; outline-offset: 2px; }
fieldset { border: 0; padding: 0; margin: 1.5rem 0 0; }
legend { font-weight: 600; margin-bottom: 0.5rem; }
label.choix { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 400; margin: 0 1.25rem 0.4rem 0; }
form .bouton { margin-top: 2rem; }
.consentement { font-size: 0.9rem; color: var(--doux); margin-top: 0.9rem; }
.piege { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.merci { font-size: 1.25rem; color: var(--vert); padding: 1.5rem; background: var(--clair); border-radius: 0.75rem; margin: 0; }
.erreur { color: #9b1c1c; background: #fdecec; padding: 0.75rem 1rem; border-radius: 0.5rem; }

.texte { padding: 4rem 0; }
.texte h1 { color: var(--vert); margin-top: 0; }
.texte h2 { font-size: 1.2rem; color: var(--vert); margin-top: 2.25rem; }
.texte .date { color: var(--doux); }

.pied { padding: 2rem 0; border-top: 1px solid var(--trait); color: var(--doux); font-size: 0.95rem; }