/* Pages du guide (texte) : légères, lisibles, même identité claire que l'accueil */
:root {
  --fond: #fbfaf8;
  --fond-2: #f2efea;
  --encre: #1d2a2b;
  --encre-2: #5d6b6c;
  --eau: #13939b;
  --eau-clair: #e3f5f5;
  --sauge: #8aa38f;
  --ligne: rgba(29, 42, 43, .12);
  --serif: "Fraunces", Georgia, serif;
  --sans: "Manrope", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--fond); color: var(--encre); font-family: var(--sans); font-size: 17px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: var(--eau); }
img { max-width: 100%; display: block; }

header.site { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px clamp(16px, 4vw, 44px);
  background: rgba(251, 250, 248, .92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--ligne); }
.logo { font-family: var(--serif); font-size: 21px; text-decoration: none; color: var(--encre); }
.logo b { font-weight: 500; color: var(--eau); }
header.site nav { display: flex; gap: 22px; font-size: 14px; font-weight: 600; }
header.site nav a { text-decoration: none; color: var(--encre-2); }
header.site nav a:hover, header.site nav a.actif { color: var(--eau); }
.burger { display: none; border: 1px solid var(--ligne); background: #fff; border-radius: 10px; padding: 7px 12px; font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; }

.ariane { max-width: 1100px; margin: 24px auto 0; padding: 0 clamp(16px, 4vw, 30px); font-size: 13px; color: var(--encre-2); }
.ariane a { color: var(--encre-2); text-decoration: none; }
.ariane a:hover { color: var(--eau); }

.page { max-width: 1100px; margin: 0 auto; padding: 10px clamp(16px, 4vw, 30px) 80px; display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 56px; }
.page.pleine { grid-template-columns: minmax(0, 1fr); max-width: 820px; }
article h1 { font-family: var(--serif); font-weight: 300; font-size: clamp(34px, 4.6vw, 54px); line-height: 1.08; margin: 18px 0 14px; }
article h1 em { color: var(--eau); }
.chapo { font-size: 19px; color: var(--encre-2); margin: 0 0 18px; }
.meta { font-size: 13px; color: var(--encre-2); display: flex; gap: 16px; flex-wrap: wrap; padding-bottom: 22px; border-bottom: 1px solid var(--ligne); margin-bottom: 30px; }
article h2 { font-family: var(--serif); font-weight: 500; font-size: clamp(26px, 3vw, 34px); line-height: 1.2; margin: 52px 0 14px; scroll-margin-top: 90px; }
article h3 { font-size: 19px; margin: 30px 0 8px; }
article p, article li { color: #2c3a3b; }
article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }
.illustration { margin: 30px 0; border-radius: 20px; overflow: hidden; background: #fff; border: 1px solid var(--ligne); }
.illustration figcaption { font-size: 13px; color: var(--encre-2); padding: 10px 16px; }

.encadre { margin: 26px 0; padding: 18px 22px; border-radius: 18px; background: var(--eau-clair); }
.encadre strong { display: block; margin-bottom: 4px; }
.encadre.attention { background: #fff3e6; }
.encadre.attention strong { color: #a85a12; }

.tableau { overflow-x: auto; margin: 24px 0; border: 1px solid var(--ligne); border-radius: 16px; background: #fff; }
.tableau table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
.tableau th, .tableau td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--ligne); vertical-align: top; }
.tableau th { background: var(--fond-2); font-size: 13px; text-transform: uppercase; letter-spacing: .06em; }
.tableau tr:last-child td { border-bottom: 0; }

.choix { display: grid; gap: 18px; margin: 26px 0; }
.carte-choix { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; padding: 22px 24px; border-radius: 20px; background: #fff; border: 1px solid var(--ligne); }
.carte-choix .badge { display: inline-block; padding: 4px 10px; border-radius: 99px; background: var(--eau); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .04em; }
.carte-choix h3 { margin: 10px 0 6px; }
.carte-choix p { margin: 0; font-size: 15px; color: var(--encre-2); }
.btn-amz { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 12px; background: #ff9900; color: #111; font-weight: 700; font-size: 14px; text-decoration: none; white-space: nowrap; }
.btn-amz:hover { background: #ffad33; }

.faq details { border-bottom: 1px solid var(--ligne); padding: 14px 0; }
.faq summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--eau); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; }

.suite { margin-top: 50px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.suite a { display: block; padding: 18px 20px; border-radius: 16px; background: #fff; border: 1px solid var(--ligne); text-decoration: none; color: var(--encre); font-weight: 700; }
.suite a span { display: block; font-weight: 400; font-size: 14px; color: var(--encre-2); margin-top: 4px; }
.suite a:hover { border-color: var(--eau); }

aside.sommaire { position: sticky; top: 96px; align-self: start; padding-top: 30px; font-size: 14px; }
aside.sommaire strong { display: block; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--encre-2); margin-bottom: 10px; }
aside.sommaire a { display: block; text-decoration: none; color: var(--encre-2); padding: 6px 0 6px 12px; border-left: 2px solid var(--ligne); }
aside.sommaire a:hover { color: var(--eau); border-color: var(--eau); }
aside .encart { margin-top: 26px; padding: 18px; border-radius: 16px; background: #fff; border: 1px solid var(--ligne); }
aside .encart p { margin: 6px 0 12px; color: var(--encre-2); }

.mention-affil { font-size: 13px; color: var(--encre-2); padding: 12px 16px; border-radius: 12px; background: var(--fond-2); margin: 0 0 26px; }

form.contact { display: grid; gap: 14px; margin-top: 20px; }
form.contact label { display: grid; gap: 6px; font-size: 14px; font-weight: 700; }
form.contact input, form.contact textarea { font: inherit; font-size: 16px; padding: 12px 14px; border: 1px solid var(--ligne); border-radius: 12px; background: #fff; }
form.contact button { justify-self: start; border: 0; padding: 13px 22px; border-radius: 12px; background: var(--eau); color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.statut { font-weight: 700; }

footer.site { border-top: 1px solid var(--ligne); padding: 40px clamp(16px, 4vw, 44px); font-size: 14px; color: var(--encre-2); background: #fff; }
footer.site .colonnes { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; }
footer.site strong { display: block; color: var(--encre); margin-bottom: 10px; }
footer.site a { display: block; color: var(--encre-2); text-decoration: none; margin: 5px 0; }
footer.site a:hover { color: var(--eau); }
footer.site .bas { max-width: 1100px; margin: 30px auto 0; padding-top: 20px; border-top: 1px solid var(--ligne); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: 13px; }
footer.site .bas a { display: inline; }

@media (max-width: 900px) {
  header.site nav { display: none; }
  header.site.ouvert nav { display: flex; flex-direction: column; position: absolute; top: 100%; left: 12px; right: 12px; padding: 12px; gap: 0; background: #fff; border: 1px solid var(--ligne); border-radius: 14px; }
  header.site.ouvert nav a { padding: 10px; }
  .burger { display: block; }
  .page { grid-template-columns: minmax(0, 1fr); gap: 0; }
  aside.sommaire { position: static; padding-top: 0; }
  .carte-choix { grid-template-columns: 1fr; }
  .suite { grid-template-columns: 1fr; }
  footer.site .colonnes { grid-template-columns: 1fr 1fr; }
}