/* Centre Thérapie Familiale Systémique — Benjamine Baudot */

@font-face { font-family: "Literata"; src: url("../fonts/literata.woff2") format("woff2"); font-weight: 400 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Literata"; src: url("../fonts/literata-italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Work Sans"; src: url("../fonts/work-sans.woff2") format("woff2"); font-weight: 400 600; font-style: normal; font-display: swap; }

:root {
  --accent: #0B7A86;
  --accent-fonce: #075A63;
  --turquoise: #12A4B4;
  --texte: #2A2E33;
  --texte-doux: #454B52;
  --gris: #5A6169;
  --fond: #F3F8F8;
  --blanc: #FFFFFF;
  --bordure: #DCE9EA;
  --bordure-champ: #A7B4B8;
  --serif: "Literata", Georgia, serif;
  --sans: "Work Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); font-size: 17px; line-height: 1.65; color: var(--texte); background: var(--fond); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
a:hover { color: var(--accent-fonce); }
li::marker { color: var(--turquoise); }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.2; margin: 0; }
h1 { font-size: clamp(36px, 5vw, 58px); line-height: 1.12; letter-spacing: -0.01em; }
h2 { font-size: clamp(30px, 3.6vw, 42px); }
p { margin: 0; }
.conteneur { max-width: 1160px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding-top: 96px; padding-bottom: 96px; }
.blanc { background: var(--blanc); border-top: 1px solid var(--bordure); }
.doux { color: var(--texte-doux); }
.surtitre { font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.lien-evitement { position: absolute; left: -9999px; top: 8px; background: var(--blanc); padding: 12px 16px; z-index: 100; }
.lien-evitement:focus { left: 8px; }

/* Boutons */
.bouton { display: inline-block; text-decoration: none; padding: 14px 26px; border-radius: 999px; font-weight: 500; font-family: inherit; font-size: inherit; line-height: 1.4; }
.bouton-plein { background: var(--accent); color: var(--blanc); border: 0; cursor: pointer; }
.bouton-plein:hover { background: var(--accent-fonce); color: var(--blanc); }
.bouton-contour { border: 1px solid var(--bordure-champ); color: var(--texte); background: var(--blanc); }
.bouton-contour:hover { border-color: var(--accent); color: var(--accent); }
.boutons { display: flex; flex-wrap: wrap; gap: 12px; }

/* En-tête */
.entete { background: var(--blanc); border-bottom: 1px solid #D3E3E5; }
.entete-int { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 32px; padding-top: 16px; padding-bottom: 16px; }
.marque { display: flex; align-items: center; gap: 14px; text-decoration: none; color: var(--texte); flex: 1 1 auto; min-width: 0; }
.marque img { height: 52px; width: auto; }
.marque-texte { display: flex; flex-direction: column; line-height: 1.2; }
.marque-nom { font-family: var(--serif); font-size: 20px; font-weight: 600; }
.marque-sous { font-size: 13px; color: var(--gris); }
.menu { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 24px; font-size: 15px; font-weight: 500; }
.menu a { text-decoration: none; padding: 10px 0; }
.menu a[aria-current="page"] { color: var(--texte); text-decoration: underline; text-underline-offset: 6px; }
.menu .bouton-plein { padding: 12px 20px; color: var(--blanc); }
.burger { display: none; width: 48px; height: 48px; flex: 0 0 auto; align-items: center; justify-content: center; border: 1px solid var(--bordure-champ); border-radius: 12px; background: var(--blanc); color: var(--texte); cursor: pointer; padding: 0; }
.burger .icone-fermer { display: none; }
.burger[aria-expanded="true"] .icone-ouvrir { display: none; }
.burger[aria-expanded="true"] .icone-fermer { display: block; }

@media (min-width: 900px) {
  .entete { position: sticky; top: 0; z-index: 10; }
  section[id] { scroll-margin-top: 100px; }
}
@media (max-width: 899px) {
  .burger { display: flex; }
  .menu { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 0; }
  .menu.ouvert { display: flex; }
  .menu a { padding: 14px 0; border-top: 1px solid var(--bordure); }
  .menu .bouton-plein { margin-top: 12px; border-top: 0; text-align: center; padding: 14px 20px; }
}

/* Accueil */
.hero { display: flex; flex-wrap: wrap; align-items: center; gap: 56px; padding-top: 80px; padding-bottom: 96px; }
.hero-texte { flex: 1 1 480px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.hero-intro { font-size: 19px; color: var(--texte-doux); max-width: 36em; }
.hero-photo { flex: 1 1 380px; min-width: 0; width: 100%; aspect-ratio: 4 / 5; max-height: 560px; object-fit: cover; object-position: 40% center; border-radius: 200px 200px 24px 24px; background: #D9EFF1; }

.deux-col { display: flex; flex-wrap: wrap; gap: 24px 64px; align-items: flex-end; }
.deux-col > * { flex: 1 1 400px; min-width: 0; }
.grille { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.grille-large { grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr)); }
.carte { background: var(--fond); border-radius: 20px; padding: 32px; display: flex; flex-direction: column; gap: 12px; }
.carte h3 { font-size: 22px; }
.carte p { color: var(--texte-doux); font-size: 16px; }
.carte-offre { background: var(--blanc); border: 1px solid var(--bordure); border-radius: 24px; padding: 40px; display: flex; flex-direction: column; gap: 16px; }
.carte-offre h3 { font-size: 28px; }
.carte-offre ul { margin: 0; padding-left: 20px; color: var(--texte-doux); display: flex; flex-direction: column; gap: 6px; }
.carte-offre .bouton { margin-top: auto; align-self: flex-start; padding: 12px 22px; }
.empile { display: flex; flex-direction: column; gap: 40px; }

/* Bloc séances / tarifs */
.bandeau { background: var(--accent); color: var(--blanc); }
.bandeau a:not(.bouton) { color: var(--blanc); }
.seances { display: flex; flex-wrap: wrap; gap: 56px; }
.seances-texte { flex: 1 1 420px; min-width: 0; display: flex; flex-direction: column; gap: 24px; }
.etapes { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 20px; }
.etapes li { display: flex; gap: 16px; }
.etapes .num { flex: 0 0 auto; font-family: var(--serif); font-size: 22px; opacity: 0.8; }
.tarifs { flex: 1 1 340px; min-width: 0; align-self: flex-start; background: var(--blanc); color: var(--texte); border-radius: 24px; padding: 36px; }
.tarifs h3 { font-size: 24px; margin-bottom: 12px; }
.tarifs dl { margin: 0; }
.tarif { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--bordure); }
.tarif:last-child { border-bottom: 0; }
.tarif dt small { display: block; font-size: 14px; color: var(--gris); }
.tarif dd { margin: 0; font-weight: 600; white-space: nowrap; }
.bouton-blanc { background: var(--blanc); color: var(--accent-fonce); font-weight: 600; }
.bouton-blanc:hover { color: var(--accent-fonce); background: #E8F4F5; }
.bouton-contour-blanc { border: 1px solid var(--blanc); color: var(--blanc); }
.bouton-contour-blanc:hover { background: rgba(255, 255, 255, 0.12); color: var(--blanc); }

/* À propos */
.apropos { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 56px; }
.apropos img { flex: 1 1 300px; min-width: 0; width: 100%; aspect-ratio: 1 / 1; max-width: 460px; object-fit: cover; border-radius: 24px; background: #D9EFF1; }
.apropos-texte { flex: 1 1 460px; min-width: 0; display: flex; flex-direction: column; gap: 28px; }
.apropos-texte h3 { font-family: var(--sans); font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.apropos-texte ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; font-size: 16px; }

/* FAQ */
.faq { max-width: 860px; }
.faq-liste { border-top: 1px solid var(--bordure); margin-top: 32px; }
.faq details { border-bottom: 1px solid var(--bordure); padding: 20px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 18px; }
.faq details p { margin-top: 12px; color: var(--texte-doux); }

/* Contact */
.contact { display: flex; flex-wrap: wrap; gap: 56px; }
.contact-infos { flex: 1 1 340px; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.coordonnees { display: flex; flex-direction: column; gap: 14px; font-size: 16px; font-style: normal; }
.etiquette { font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gris); }
.logo-contact { width: 100%; max-width: 280px; margin-top: 24px; }
.formulaire { flex: 1 1 460px; min-width: 0; background: var(--blanc); border-radius: 24px; padding: 36px; display: flex; flex-direction: column; gap: 18px; }
.champs-ligne { display: flex; flex-wrap: wrap; gap: 18px; }
.champs-ligne > label { flex: 1 1 200px; }
.formulaire label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; }
.formulaire input, .formulaire select, .formulaire textarea { font: inherit; font-weight: 400; font-size: 16px; padding: 12px 14px; border: 1px solid var(--bordure-champ); border-radius: 12px; background: var(--blanc); min-height: 48px; color: var(--texte); width: 100%; }
.formulaire textarea { resize: vertical; }
.formulaire input:focus, .formulaire select:focus, .formulaire textarea:focus { outline: 2px solid var(--turquoise); outline-offset: 1px; border-color: var(--accent); }
.obligatoire { color: var(--accent); }
.facultatif { font-weight: 400; color: var(--gris); }
.mention { font-size: 13px; line-height: 1.5; color: var(--gris); }
.formulaire .bouton { align-self: flex-start; min-height: 48px; }
.piege { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.alerte { padding: 14px 18px; border-radius: 12px; background: #FDECEA; color: #8A1C12; font-size: 15px; }

/* Pages intérieures */
.intro-page { padding-top: 80px; padding-bottom: 64px; display: flex; flex-direction: column; gap: 20px; }
.intro-page .hero-intro { max-width: 40em; }
.ancres { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 12px; }
.ancres a { text-decoration: none; padding: 12px 22px; background: var(--blanc); border: 1px solid var(--bordure-champ); border-radius: 999px; font-weight: 500; color: var(--texte); }
.ancres a:hover { border-color: var(--accent); color: var(--accent); }
.prestation { display: flex; flex-wrap: wrap; gap: 40px 72px; padding-top: 88px; padding-bottom: 88px; }
.prestation-cote { flex: 1 1 300px; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.prestation-cote h2 { font-size: clamp(30px, 3.4vw, 40px); }
.accroche { font-family: var(--serif); font-style: italic; font-size: 20px; line-height: 1.5; color: var(--accent); }
.prestation-texte { flex: 999 1 560px; min-width: 0; display: flex; flex-direction: column; gap: 16px; color: var(--texte-doux); line-height: 1.7; }
.encadre { background: var(--fond); border-radius: 20px; padding: 28px 32px; margin-top: 8px; color: var(--texte); }
.blanc .encadre { background: var(--fond); }
section:not(.blanc) .encadre { background: var(--blanc); }
.encadre h3 { font-family: var(--sans); font-size: 17px; font-weight: 600; margin-bottom: 12px; line-height: 1.5; }
.encadre ul { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; font-size: 16px; }
.conclusion { font-weight: 500; color: var(--texte); }
.devis { background: var(--fond); border-radius: 20px; padding: 24px; display: flex; flex-direction: column; gap: 4px; }
section:not(.blanc) .devis { background: var(--blanc); }
.devis strong { font-family: var(--serif); font-size: 28px; font-weight: 500; line-height: 1.2; }
.devis span { color: var(--gris); font-size: 15px; }
.champs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 20px; }
.champ { background: var(--blanc); border-radius: 20px; padding: 28px; display: flex; flex-direction: column; gap: 8px; }
.champ h4 { margin: 0; font-size: 17px; font-weight: 600; }
.champ p { color: var(--texte-doux); font-size: 15px; line-height: 1.6; }
.objectifs { background: var(--blanc); border-radius: 24px; padding: 36px 40px; display: flex; flex-direction: column; gap: 14px; }
.objectifs ul { margin: 0; padding-left: 20px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr)); gap: 8px 40px; font-size: 16px; }
.appel { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; padding-top: 72px; padding-bottom: 72px; }
.appel h2 { font-size: clamp(26px, 3vw, 34px); margin-bottom: 8px; }

/* Pages légales */
.texte-legal { max-width: 800px; padding-top: 72px; padding-bottom: 96px; display: flex; flex-direction: column; gap: 16px; }
.texte-legal h2 { font-size: 26px; margin-top: 24px; }
.texte-legal ul { margin: 0; padding-left: 20px; }

/* Pied de page */
.pied { background: var(--texte); color: #D5DCE0; font-size: 14px; }
.pied-int { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 40px; padding-bottom: 40px; }
.pied a { color: #D5DCE0; }
.pied nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }

/* Retour en haut */
.retour-haut { position: fixed; right: 24px; bottom: 24px; z-index: 20; width: 52px; height: 52px; border-radius: 50%; background: var(--accent); color: var(--blanc); display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(11, 122, 134, 0.3); opacity: 0; visibility: hidden; transition: opacity 0.2s, visibility 0.2s; }
.retour-haut.visible { opacity: 1; visibility: visible; }
.retour-haut:hover { background: var(--accent-fonce); color: var(--blanc); }

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