@charset "utf-8";
/* ------------------------------------------------------------------
   Trois couleurs injectées par le système, et rien d'autre.
   Toutes les autres teintes sont dérivées en color-mix : la maquette
   tient avec un fond clair comme avec un fond très sombre.
   ------------------------------------------------------------------ */
:root {
  --fond: #f7f4ee;
  --accent: #a8412f;
  --texte: #241f1b;
}
/* DÉMO : seconde palette, opposée. À retirer à l'intégration. */
html[data-palette="sombre"] {
  --fond: #12151c;
  --accent: #56c79b;
  --texte: #eef1f6;
}

:root {
  --surface: color-mix(in oklab, var(--texte) 5%, var(--fond));
  --surface-2: color-mix(in oklab, var(--texte) 11%, var(--fond));
  --bord: color-mix(in oklab, var(--texte) 18%, var(--fond));
  --bord-fort: color-mix(in oklab, var(--texte) 34%, var(--fond));
  --doux: color-mix(in oklab, var(--texte) 62%, var(--fond));
  --accent-doux: color-mix(in oklab, var(--accent) 14%, var(--fond));
  --sur-accent: color-mix(in oklab, var(--fond) 92%, var(--accent));
  --ombre: color-mix(in oklab, var(--texte) 12%, transparent);
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  text-wrap: pretty;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--texte); text-decoration-color: var(--bord-fort); text-underline-offset: 3px; }
a:hover { color: var(--accent); text-decoration-color: var(--accent); }
h1, h2, h3 { margin: 0; line-height: 1.12; font-weight: 600; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.pt { color: var(--bord-fort); padding: 0 .5em; }

/* étiquette de famille */
.fam {
  display: inline-block;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
}
.meta { font-size: 13.5px; color: var(--doux); letter-spacing: .01em; }
.meta time { color: inherit; }

/* démo palette */
.demo {
  display: flex; align-items: center; justify-content: flex-end; gap: 14px;
  padding: 8px 20px; background: var(--surface-2);
  border-bottom: 1px solid var(--bord);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase;
}
.demo-l { color: var(--doux); }
.demo-b { display: flex; gap: 6px; }
.demo-b button {
  border: 1px solid var(--bord-fort); background: transparent; color: var(--texte);
  padding: 4px 10px; border-radius: 999px; cursor: pointer;
  font-family: inherit; font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
}
.demo-b button[aria-pressed="true"] { background: var(--accent); color: var(--sur-accent); border-color: var(--accent); }

/* en-tête de site */
.site { border-bottom: 1px solid var(--bord); background: var(--fond); }
.site-in {
  max-width: 1240px; margin: 0 auto; padding: 18px 24px;
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.marque { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.profil { border-radius: 50%; background: var(--surface-2); flex: none; }
.marque-t { display: flex; flex-direction: column; }
.gn { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: -.01em; }
.tl { font-size: 13.5px; color: var(--doux); }
.site-fin { margin-left: auto; display: flex; align-items: center; gap: 28px; }
.nav { display: flex; gap: 22px; font-size: 14.5px; }
.nav a { text-decoration: none; white-space: nowrap; padding: 4px 0; border-bottom: 1.5px solid transparent; }
.nav a[aria-current="page"] { border-bottom-color: var(--accent); }
.burger { display: none; }

/* réseaux */
.reseaux { display: flex; align-items: center; gap: 10px; }
.ico {
  display: grid; place-items: center; width: 34px; height: 34px;
  border-radius: 50%; color: var(--texte); text-decoration: none;
  border: 1px solid transparent; background: none; cursor: pointer; padding: 0;
}
.ico svg { width: 19px; height: 19px; }
a.ico:hover, button.ico:hover { border-color: var(--bord-fort); color: var(--accent); }
.ico-vide { opacity: .32; cursor: default; pointer-events: none; }

/* pied de page */
.pied { border-top: 1px solid var(--bord); margin-top: 88px; background: var(--surface); }
.pied-in {
  max-width: 1240px; margin: 0 auto; padding: 56px 24px 40px;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px;
}
.pied-marque { display: flex; gap: 14px; align-items: flex-start; }
.pied-marque .tl { display: block; margin-top: 4px; max-width: 26ch; }
.pied-col { display: flex; flex-direction: column; gap: 9px; align-items: flex-start; }
.pied-col h2 {
  font-family: var(--sans); font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--doux); margin-bottom: 4px; font-weight: 600;
}
.pied-col a { font-size: 14.5px; text-decoration: none; }
.pied-col a:hover { text-decoration: underline; }
.r-pied { margin-left: -8px; }
.propulse {
  max-width: 1240px; margin: 0 auto; padding: 18px 24px 28px;
  border-top: 1px solid var(--bord); font-size: 12.5px; color: var(--doux);
}

/* boutons */
.btn {
  display: inline-block; background: var(--accent); color: var(--sur-accent);
  border: 1px solid var(--accent); border-radius: 2px;
  padding: 12px 22px; font-size: 15px; font-weight: 600; text-decoration: none;
  cursor: pointer; letter-spacing: .01em;
}
.btn:hover { background: color-mix(in oklab, var(--accent) 82%, var(--texte)); color: var(--sur-accent); }
.btn-2 { background: transparent; color: var(--texte); border-color: var(--bord-fort); }
.btn-2:hover { background: var(--surface-2); color: var(--texte); border-color: var(--texte); }

/* bouton flottant + pop-up d'aide */
.fab {
  position: fixed; left: 24px; bottom: 24px; z-index: 40;
  background: var(--accent); color: var(--sur-accent); border: none; border-radius: 999px;
  padding: 15px 24px; font-size: 15px; font-weight: 600; cursor: pointer;
  box-shadow: 0 6px 22px var(--ombre);
}
.fab:hover { background: color-mix(in oklab, var(--accent) 84%, var(--texte)); }
.voile {
  position: fixed; inset: 0; z-index: 60;
  background: color-mix(in oklab, var(--texte) 55%, transparent);
  display: grid; place-items: center; padding: 24px; overflow: auto;
}
.modale {
  position: relative; width: min(620px, 100%); background: var(--fond);
  border: 1px solid var(--bord-fort); border-radius: 4px; padding: 38px 36px 34px;
  box-shadow: 0 24px 60px var(--ombre);
}
.modale h2 { font-family: var(--serif); font-size: 27px; }
.modale-s { margin-top: 10px; color: var(--doux); font-size: 14.5px; max-width: 46ch; }
.modale-x {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px;
  display: grid; place-items: center; background: none; border: 1px solid transparent;
  border-radius: 50%; cursor: pointer;
}
.modale-x:hover { border-color: var(--bord-fort); }
.modale-x svg { width: 18px; height: 18px; }
.form { margin-top: 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.champ { display: flex; flex-direction: column; gap: 6px; }
.champ-l { grid-column: 1 / -1; }
.champ label { font-size: 13px; font-weight: 600; letter-spacing: .02em; }
.champ input, .champ textarea, .comm-f input, .comm-f textarea {
  font: inherit; font-size: 15px; color: var(--texte);
  background: var(--surface); border: 1px solid var(--bord-fort); border-radius: 2px;
  padding: 11px 12px; width: 100%; resize: vertical;
}
.champ input:focus, .champ textarea:focus { border-color: var(--accent); }
.champ [aria-invalid="true"] { border-color: color-mix(in oklab, var(--accent) 70%, var(--texte)); }
.aide-t { font-size: 12.5px; color: var(--doux); }
.err {
  font-size: 12.5px; font-weight: 600;
  color: color-mix(in oklab, var(--accent) 72%, var(--texte));
}
.envoye { margin-top: 24px; display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.envoye-t { font-family: var(--serif); font-size: 19px; font-weight: 600; }

/* chat */
.chat { position: fixed; right: 24px; bottom: 24px; z-index: 40; display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.chat-bulle {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: var(--fond); color: var(--texte); border: 1px solid var(--bord-fort);
  cursor: pointer; box-shadow: 0 6px 22px var(--ombre); order: 2;
}
.chat-bulle:hover { border-color: var(--accent); color: var(--accent); }
.chat-bulle svg { width: 24px; height: 24px; }
.chat-panneau {
  order: 1; width: min(340px, calc(100vw - 48px)); background: var(--fond);
  border: 1px solid var(--bord-fort); border-radius: 4px; overflow: hidden;
  box-shadow: 0 18px 44px var(--ombre);
}
.chat-tete {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 13px 15px; border-bottom: 1px solid var(--bord); font-size: 14.5px; font-weight: 600;
}
.chat-note { font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--doux); font-weight: 400; }
.chat-corps { height: 168px; background: var(--surface); }
.chat-barre { display: flex; gap: 2px; padding: 8px 10px; border-top: 1px solid var(--bord); flex-wrap: wrap; }
.chat-barre .ico { width: 32px; height: 32px; }
.chat-barre .ico svg { width: 17px; height: 17px; }

/* corps d'article — commun aux 5 gabarits */
.chapo { color: var(--doux); }
.body > * + * { margin-top: 1.25em; }
.body h2 {
  font-family: var(--serif); font-size: 1.42em; margin-top: 2em;
  letter-spacing: -.01em;
}
.body p { line-height: 1.72; }

/* bloc call_to_action */
.cta {
  margin-top: 52px; padding: 32px; border: 1px solid var(--accent);
  background: var(--accent-doux);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px;
}
.cta-t { font-family: var(--serif); font-size: 21px; max-width: 40ch; line-height: 1.3; }

/* commentaires */
.comm { margin-top: 64px; padding-top: 34px; border-top: 1px solid var(--bord); }
.comm h2 { font-family: var(--serif); font-size: 24px; display: flex; align-items: center; gap: 12px; }
.comm-n {
  font-family: var(--sans); font-size: 12px; font-weight: 600; letter-spacing: .06em;
  background: var(--surface-2); color: var(--doux); padding: 3px 9px; border-radius: 999px;
}
.comm-l { margin-top: 26px; display: flex; flex-direction: column; gap: 22px; }
.comm-l li { padding-left: 16px; border-left: 2px solid var(--bord); }
.comm-a { font-size: 13px; font-weight: 600; margin-bottom: 5px; }
.comm-a time { font-weight: 400; color: var(--doux); margin-left: 10px; }
.comm-f { margin-top: 34px; display: flex; flex-direction: column; gap: 7px; align-items: flex-start; max-width: 560px; }
.comm-f label { font-size: 13px; font-weight: 600; margin-top: 10px; }
.comm-f button { margin-top: 16px; }

/* accessibilité clavier */
.saut {
  position: absolute; left: -9999px; top: 0; background: var(--fond); color: var(--texte);
  padding: 12px 18px; z-index: 80; border: 1px solid var(--texte);
}
.saut:focus { left: 12px; top: 12px; }

@media (max-width: 900px) {
  .pied-in { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  body { font-size: 16px; }
  .site-in { padding: 14px 18px; }
  .burger {
    display: grid; gap: 4px; margin-left: auto; background: none;
    border: 1px solid var(--bord-fort); border-radius: 2px; padding: 9px 8px; cursor: pointer;
  }
  .burger span { display: block; width: 20px; height: 1.5px; background: var(--texte); }
  .site-fin {
    margin-left: 0; width: 100%; display: none;
    flex-direction: column; align-items: flex-start; gap: 16px; padding-top: 14px;
  }
  .site.ouvert .site-fin { display: flex; }
  .nav { flex-direction: column; gap: 12px; font-size: 16px; }
  .form { grid-template-columns: 1fr; }
  .modale { padding: 32px 22px 26px; }
  .fab { left: 16px; bottom: 16px; padding: 13px 18px; font-size: 14px; }
  .chat { right: 16px; bottom: 16px; }
  .pied-in { grid-template-columns: 1fr; gap: 30px; padding: 42px 18px 30px; }
  .cta { padding: 24px; }
}
@media (max-width: 400px) {
  .fab { font-size: 13px; padding: 12px 15px; }
  .chat-bulle { width: 50px; height: 50px; }
}

/* ============ 1 — MAGAZINE : une + grille 3 colonnes, dense, éditorial ============ */
.gn { letter-spacing: 0; }
main { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

.intro { padding: 30px 0 26px; }
.banniere { width: 100%; aspect-ratio: 1640 / 856; object-fit: cover; background: var(--surface-2); }
.intro-d { margin-top: 24px; max-width: 62ch; font-size: 19px; line-height: 1.55; color: var(--doux); }

.filtre {
  display: flex; gap: 26px; overflow-x: auto; padding: 14px 0;
  border-top: 1px solid var(--texte); border-bottom: 1px solid var(--bord);
  font-size: 11px; font-weight: 700; letter-spacing: .14em;
}
.filtre a { text-decoration: none; white-space: nowrap; color: var(--doux); }
.filtre a:hover, .filtre a[aria-current] { color: var(--accent); }

/* la une */
.une { display: grid; grid-template-columns: 1.15fr .85fr; gap: 44px; padding: 44px 0 52px; border-bottom: 2px solid var(--texte); }
.une-p .carte-v { display: block; }
.une-p img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; background: var(--surface-2); }
.une-p h3 { font-family: var(--serif); font-size: clamp(32px, 4vw, 47px); font-weight: 400; margin-top: 20px; letter-spacing: -.015em; }
.une-p h3 a { text-decoration: none; }
.une-p .chapo { margin-top: 14px; font-size: 18px; max-width: 46ch; }
.une-p .meta { margin-top: 14px; }
.une-p .fam { margin-bottom: 0; }
.une-s { display: flex; flex-direction: column; gap: 26px; border-left: 1px solid var(--bord); padding-left: 32px; }
.une-s .carte { display: grid; grid-template-columns: 78px 1fr; gap: 16px; padding-bottom: 26px; border-bottom: 1px solid var(--bord); }
.une-s .carte:last-child { border-bottom: none; padding-bottom: 0; }
.une-s img { aspect-ratio: 1; object-fit: cover; background: var(--surface-2); }
.une-s h3 { font-family: var(--serif); font-size: 21px; font-weight: 400; line-height: 1.2; margin-top: 6px; }
.une-s h3 a { text-decoration: none; }
.une-s .chapo { display: none; }
.une-s .meta { margin-top: 8px; font-size: 12.5px; }

.fam-sec { padding: 42px 0 0; }
.fam-t {
  font-family: var(--sans); font-size: 12px; font-weight: 700; letter-spacing: .16em;
  padding-bottom: 12px; border-bottom: 1px solid var(--texte); color: var(--texte);
}
.grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px 32px; padding-top: 30px; }
.carte img { aspect-ratio: 1; object-fit: cover; width: 100%; background: var(--surface-2); }
.carte-t { margin-top: 14px; }
.carte h3 { font-family: var(--serif); font-size: 23px; font-weight: 400; line-height: 1.18; margin-top: 8px; letter-spacing: -.01em; }
.carte h3 a { text-decoration: none; }
.carte .chapo { margin-top: 10px; font-size: 15px; }
.carte .meta { margin-top: 11px; font-size: 12.5px; }

/* article */
.art { max-width: 760px; margin: 0 auto; padding-top: 52px; }
.art-tete h1 { font-family: var(--serif); font-size: clamp(34px, 5vw, 54px); font-weight: 400; margin-top: 14px; letter-spacing: -.02em; }
.art-tete .chapo { margin-top: 18px; font-size: 20px; line-height: 1.5; }
.art-tete .meta { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--bord); }
.art-fig { margin: 34px 0 0; }
.art-img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; background: var(--surface-2); }
.body { margin-top: 34px; font-size: 18px; }
.suite { max-width: 1240px; margin: 78px auto 0; }

/* service */
.serv { max-width: 760px; margin: 0 auto; padding-top: 52px; }
.serv-tete h1 { font-family: var(--serif); font-size: clamp(32px, 4.6vw, 48px); font-weight: 400; margin-top: 14px; letter-spacing: -.02em; }
.serv-tete .chapo { margin-top: 16px; font-size: 19px; }
.liste { display: flex; flex-direction: column; gap: 10px; }
.liste li { padding-left: 18px; border-left: 2px solid var(--accent); }
.serv-autres { margin-top: 64px; }
.serv-l { display: flex; flex-wrap: wrap; gap: 14px; padding-top: 22px; }
.serv-l a { display: inline-block; padding: 10px 18px; border: 1px solid var(--bord-fort); text-decoration: none; font-size: 15px; }
.serv-l a:hover { border-color: var(--accent); }

@media (max-width: 900px) {
  .une { grid-template-columns: 1fr; gap: 34px; padding-bottom: 38px; }
  .une-s { border-left: none; padding-left: 0; border-top: 1px solid var(--bord); padding-top: 26px; }
  .grille { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 767px) {
  main { padding: 0 18px; }
  .grille { grid-template-columns: 1fr; gap: 30px; }
  .une-p h3 { font-size: 31px; }
  .art, .serv { padding-top: 34px; }
  .body { font-size: 17px; }
}