/* Factur-X pour WooCommerce — feuille de style
   Sobriété assumée : audience professionnelle française, aucune décoration gratuite. */

:root {
  --fond: #ffffff;
  --fond-doux: #f6f7f9;
  --fond-carte: #ffffff;
  --texte: #14181f;
  --texte-doux: #5b6472;
  --bord: #e2e5ea;
  --bord-fort: #cfd4dc;
  --accent: #12356b;
  --accent-clair: #eaeff8;
  --ok: #1a6b3c;
  --ombre: 0 1px 2px rgba(20, 24, 31, .05), 0 8px 24px rgba(20, 24, 31, .04);
  --rayon: 10px;
  --largeur: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fond: #10131a;
    --fond-doux: #161a23;
    --fond-carte: #171c26;
    --texte: #eef1f6;
    --texte-doux: #9aa4b4;
    --bord: #262c38;
    --bord-fort: #333b4a;
    --accent: #7fa6ff;
    --accent-clair: #1a2336;
    --ok: #7ddba3;
    --ombre: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.conteneur { max-width: var(--largeur); margin: 0 auto; padding: 0 24px; }

/* ---------- En-tête ---------- */

.entete {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--fond) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--bord);
}
.entete .conteneur { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.marque { font-weight: 700; letter-spacing: -.01em; color: var(--texte); }
.marque:hover { text-decoration: none; }
.marque-suite { color: var(--texte-doux); font-weight: 500; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--texte-doux); font-size: 15px; }
.nav a:hover { color: var(--texte); text-decoration: none; }

/* ---------- Boutons ---------- */

.bouton {
  display: inline-block; padding: 13px 22px; border-radius: var(--rayon);
  font-weight: 600; font-size: 16px; line-height: 1; border: 1px solid transparent;
  cursor: pointer; transition: transform .06s ease, background .15s ease;
}
.bouton:hover { text-decoration: none; }
.bouton:active { transform: translateY(1px); }
.bouton-principal { background: var(--accent); color: #fff; }
.bouton-principal:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }
.bouton-secondaire { background: transparent; color: var(--texte); border-color: var(--bord-fort); }
.bouton-secondaire:hover { background: var(--fond-doux); }
.bouton-petit { padding: 9px 16px; font-size: 14px; }
.bouton-large { display: block; width: 100%; text-align: center; }

/* ---------- Hero ---------- */

.hero { padding: 84px 0 64px; }
.sur-titre {
  font-size: 14px; font-weight: 600; letter-spacing: .02em; color: var(--accent);
  background: var(--accent-clair); display: inline-block; padding: 6px 12px;
  border-radius: 999px; margin: 0 0 26px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px); line-height: 1.12; letter-spacing: -.025em;
  margin: 0 0 22px; font-weight: 750;
}
.chapeau { font-size: 19px; color: var(--texte-doux); max-width: 60ch; margin: 0 0 32px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.note-sous-actions { font-size: 14px; color: var(--texte-doux); margin: 0; }

/* ---------- Bandeau chiffres ---------- */

.bandeau { border-top: 1px solid var(--bord); border-bottom: 1px solid var(--bord); background: var(--fond-doux); }
.bandeau-grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; padding-top: 26px; padding-bottom: 26px; }
.bandeau-grille div { display: flex; flex-direction: column; gap: 2px; }
.bandeau-grille strong { font-size: 20px; font-weight: 700; letter-spacing: -.01em; }
.bandeau-grille span { font-size: 14px; color: var(--texte-doux); }

/* ---------- Sections ---------- */

.section { padding: 76px 0; }
.section h2 { font-size: clamp(24px, 3vw, 34px); letter-spacing: -.02em; margin: 0 0 14px; font-weight: 720; }
.intro-section { color: var(--texte-doux); max-width: 64ch; margin: 0 0 40px; font-size: 18px; }
.section-duo { background: var(--fond-doux); border-top: 1px solid var(--bord); border-bottom: 1px solid var(--bord); }

/* ---------- Étapes ---------- */

.etapes { list-style: none; padding: 0; margin: 0; display: grid; gap: 34px; }
.etapes li { display: grid; grid-template-columns: 44px 1fr; gap: 20px; align-items: start; }
.numero {
  width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 17px;
}
.etapes h3 { margin: 4px 0 8px; font-size: 20px; font-weight: 650; letter-spacing: -.01em; }
.etapes p { margin: 0; color: var(--texte-doux); max-width: 72ch; }

/* ---------- Cartes ---------- */

.duo { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 24px; }
.carte { background: var(--fond-carte); border: 1px solid var(--bord); border-radius: var(--rayon); padding: 26px; }
.carte h3 { margin: 0 0 10px; font-size: 18px; font-weight: 650; }
.carte p { margin: 0; color: var(--texte-doux); font-size: 16px; }

.encart {
  background: var(--fond-carte); border: 1px solid var(--bord-fort);
  border-left: 3px solid var(--accent); border-radius: var(--rayon); padding: 24px 26px;
}
.encart h3 { margin: 0 0 8px; font-size: 17px; font-weight: 650; }
.encart p { margin: 0; color: var(--texte-doux); font-size: 16px; max-width: 80ch; }

/* ---------- Capture d'écran simulée ---------- */

.capture {
  max-width: 420px; border: 1px solid var(--bord); border-radius: var(--rayon);
  background: var(--fond-carte); overflow: hidden; box-shadow: var(--ombre);
}
.capture-titre { padding: 13px 18px; border-bottom: 1px solid var(--bord); font-weight: 650; font-size: 15px; }
.capture-ligne { display: flex; justify-content: space-between; padding: 10px 18px; font-size: 15px; border-bottom: 1px solid var(--bord); }
.capture-ligne:last-child { border-bottom: 0; }
.capture-ligne span { color: var(--texte-doux); }
.capture-ligne-forte { background: var(--accent-clair); }
.capture-ligne-forte strong { color: var(--accent); }

/* ---------- Tarifs ---------- */

.grille-tarifs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.tarif {
  background: var(--fond-carte); border: 1px solid var(--bord); border-radius: var(--rayon);
  padding: 28px; display: flex; flex-direction: column; position: relative;
}
.tarif-en-avant { border-color: var(--accent); box-shadow: var(--ombre); }
.etiquette {
  position: absolute; top: -12px; left: 28px; margin: 0;
  background: var(--accent); color: #fff; font-size: 12px; font-weight: 650;
  padding: 5px 11px; border-radius: 999px; letter-spacing: .01em;
}
.tarif h3 { margin: 0 0 12px; font-size: 19px; font-weight: 650; }
.prix { margin: 0; display: flex; align-items: baseline; gap: 7px; }
.montant { font-size: 40px; font-weight: 750; letter-spacing: -.03em; }
.unite { color: var(--texte-doux); font-size: 15px; }
.prix-note { margin: 4px 0 22px; color: var(--texte-doux); font-size: 14px; }

.liste { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; font-size: 15.5px; }
.liste li { padding-left: 24px; position: relative; color: var(--texte-doux); }
.liste li::before {
  content: ""; position: absolute; left: 6px; top: .62em; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent);
}
.tarif .bouton { margin-top: auto; }

.note-tarifs { margin: 28px 0 0; font-size: 14.5px; color: var(--texte-doux); max-width: 78ch; }

.liste-libre { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; max-width: 82ch; }
.liste-libre li { color: var(--texte-doux); padding-left: 20px; position: relative; }
.liste-libre li::before { content: "—"; position: absolute; left: 0; color: var(--bord-fort); }
.liste-libre strong { color: var(--texte); }

/* ---------- Questions ---------- */

details {
  border-bottom: 1px solid var(--bord); padding: 18px 0;
}
details summary {
  cursor: pointer; font-weight: 620; font-size: 17px; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; color: var(--texte-doux); font-weight: 400; font-size: 22px; }
details[open] summary::after { content: "–"; }
details p { margin: 12px 0 0; color: var(--texte-doux); max-width: 74ch; }

/* ---------- Appel final ---------- */

.section-appel { text-align: center; border-top: 1px solid var(--bord); }
.section-appel p { color: var(--texte-doux); max-width: 56ch; margin: 0 auto 28px; font-size: 18px; }

/* ---------- Pied ---------- */

.pied { border-top: 1px solid var(--bord); background: var(--fond-doux); padding: 48px 0 32px; font-size: 14.5px; color: var(--texte-doux); }
.pied-colonnes { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; margin-bottom: 32px; }
.pied-marque { font-weight: 650; color: var(--texte); margin: 0 0 8px; }
.pied-titre { font-weight: 650; color: var(--texte); margin: 0 0 10px; }
.pied a { display: block; color: var(--texte-doux); margin-bottom: 7px; }
.pied p { margin: 0 0 8px; }
.pied-bas { border-top: 1px solid var(--bord); padding-top: 22px; margin: 0; font-size: 13px; max-width: 88ch; }

/* ---------- Adaptations ---------- */

@media (max-width: 880px) {
  .grille-tarifs, .duo, .bandeau-grille { grid-template-columns: 1fr; }
  .bandeau-grille { gap: 16px; }
  .pied-colonnes { grid-template-columns: 1fr; gap: 22px; }
  .hero { padding: 56px 0 44px; }
  .section { padding: 56px 0; }
  .nav a:not(.bouton) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .bouton { transition: none; }
}