/* Tremplin Scolaire — couleurs tirées du logo */
:root {
  --encre: #19496D;      /* bleu marine de « TREMPLIN » */
  --feuille: #6B8A3F;    /* vert de « SCOLAIRE » */
  --feuille-fonce: #56702F;
  --ciel: #93C5EA;       /* bleu pâle des feuilles */
  --sauge: #A1C1BD;      /* vert-gris des spirales */
  --papier: #F6F9F8;     /* fond légèrement froid */
  --blanc: #FFFFFF;
  --texte: #1E3346;
  --texte-doux: #4A6072;
  --ligne: #D6E3E1;
  --rayon: 18px;
  --titre: 'Bricolage Grotesque', 'Figtree', system-ui, sans-serif;
  --corps: 'Figtree', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--corps);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--texte);
  background: var(--papier);
}
img { max-width: 100%; display: block; }
a { color: var(--encre); }
:focus-visible { outline: 3px solid var(--ciel); outline-offset: 3px; border-radius: 6px; }

h1, h2, h3 { font-family: var(--titre); color: var(--encre); line-height: 1.08; margin: 0; letter-spacing: -0.015em; }
h1 { font-size: clamp(2.5rem, 5.6vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 700; }
h3 { font-size: 1.3rem; font-weight: 600; }
p { margin: 0; }

.contenant { width: min(1140px, 100% - 32px); margin-inline: auto; }
.etroit { max-width: 62ch; }

/* Boutons */
.bouton {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.95rem 1.6rem; border-radius: 999px; border: 2px solid transparent;
  font: 600 1rem/1 var(--corps); text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, color .15s ease;
}
.bouton-plein { background: var(--feuille); color: var(--blanc); }
.bouton-plein:hover { background: var(--feuille-fonce); }
.bouton-contour { border-color: var(--encre); color: var(--encre); background: transparent; }
.bouton-contour:hover { background: var(--encre); color: var(--blanc); }

/* En-tête */
.entete { position: sticky; top: 0; z-index: 20; background: rgba(246, 249, 248, 0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ligne); }
.entete .contenant { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-block: 0.8rem; }
.entete .logo img { height: 48px; width: auto; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a { text-decoration: none; font-weight: 500; color: var(--texte); }
.nav a:hover { color: var(--feuille); }
.nav .bouton { padding: 0.7rem 1.2rem; color: var(--blanc); }
.menu-bouton { display: none; background: none; border: 0; font: 600 1rem var(--corps); color: var(--encre); padding: .5rem; cursor: pointer; }

/* Accueil */
.accueil { padding-block: clamp(3rem, 7vw, 6rem) clamp(3rem, 6vw, 5rem); overflow: hidden; }
.accueil .contenant { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.accueil .lieu { font-weight: 600; color: var(--feuille); margin-bottom: 1.1rem; }
.accueil h1 { max-width: 13ch; }
.accueil .sous-titre { font-size: 1.25rem; color: var(--texte-doux); margin-top: 1.4rem; max-width: 40ch; }
.accueil .actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.accueil .offre-mini { margin-top: 1.4rem; font-size: .98rem; color: var(--texte-doux); }
.accueil .offre-mini strong { color: var(--encre); }

.visuel { position: relative; aspect-ratio: 4 / 5; }
.visuel .photo {
  position: absolute; inset: 0; border-radius: 200px 200px var(--rayon) var(--rayon);
  background: var(--sauge) center / cover no-repeat; overflow: hidden;
}
.visuel .photo img { width: 100%; height: 100%; object-fit: cover; }
.visuel .spirale { position: absolute; width: 30%; left: -13%; top: -4%; transform: rotate(-12deg); filter: drop-shadow(0 8px 18px rgba(25, 73, 109, .15)); }
.visuel .etiquette {
  position: absolute; right: -4%; top: 12%; background: var(--blanc); border-radius: 14px; padding: .9rem 1.1rem;
  box-shadow: 0 10px 30px rgba(25, 73, 109, .12); max-width: 15rem; font-size: .95rem; line-height: 1.4;
}
.visuel .etiquette b { display: block; font-family: var(--titre); color: var(--encre); font-size: 1.05rem; }

/* Problème */
.probleme { background: var(--encre); color: #E4EEF6; padding-block: clamp(3.5rem, 7vw, 6rem); }
.probleme .contenant { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: end; }
.probleme h2 { color: var(--blanc); }
.probleme p { font-size: 1.15rem; }
.probleme p + p { margin-top: 1rem; }
.chiffre { border-top: 2px solid var(--ciel); padding-top: 1.2rem; }
.chiffre .valeur { font-family: var(--titre); font-size: clamp(3rem, 6vw, 4.5rem); color: var(--ciel); line-height: 1; font-weight: 700; }
.chiffre .legende { margin-top: .6rem; }
.chiffre .source { font-size: .85rem; color: #A9C3D8; margin-top: .6rem; }
.chiffre .source a { color: #A9C3D8; }

/* Méthode : le chemin en spirale */
.methode { padding-block: clamp(4rem, 8vw, 7rem); }
.methode .intro { max-width: 60ch; }
.methode .intro p { margin-top: 1rem; font-size: 1.15rem; color: var(--texte-doux); }
.chemin { position: relative; margin-top: 3.5rem; }
.chemin svg.trace { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.chemin svg.trace path { fill: none; stroke: var(--sauge); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 6 10; }
.etapes { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; position: relative; }
.etape { position: relative; padding-top: 5.2rem; }
.etape:nth-child(2) { margin-top: 4rem; }
.etape:nth-child(3) { margin-top: 8rem; }
.etape .pastille {
  position: absolute; top: 0; left: 0; width: 4rem; height: 4rem; border-radius: 50% 50% 50% 8px;
  display: grid; place-items: center; font: 700 1.6rem var(--titre); color: var(--blanc); background: var(--feuille);
}
.etape:nth-child(2) .pastille { background: var(--ciel); color: var(--encre); }
.etape:nth-child(3) .pastille { background: var(--encre); }
.etape .quand { font-weight: 600; color: var(--feuille); font-size: .95rem; margin-bottom: .35rem; }
.etape p { color: var(--texte-doux); margin-top: .6rem; }
.etape .livrable { margin-top: 1rem; padding: .8rem 1rem; background: var(--blanc); border-left: 4px solid var(--ciel); border-radius: 0 10px 10px 0; font-size: .96rem; color: var(--texte); }

/* Tuteurs */
.tuteurs { background: var(--blanc); padding-block: clamp(4rem, 8vw, 6.5rem); }
.tuteurs .contenant { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.tuteurs .intro p { margin-top: 1rem; color: var(--texte-doux); font-size: 1.1rem; }
.engagements { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.4rem; }
.engagements li { display: grid; grid-template-columns: 2.2rem 1fr; gap: 1rem; }
.engagements .feuille-icone { width: 2.2rem; height: 2.2rem; }
.engagements h3 { font-size: 1.15rem; }
.engagements p { color: var(--texte-doux); margin-top: .25rem; }

/* Où et pour qui */
.pratique { padding-block: clamp(4rem, 8vw, 6rem); }
.pratique .grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; margin-top: 2.5rem; }
.pratique h3 { margin-bottom: .5rem; }
.pratique p { color: var(--texte-doux); }
.pratique .grille > div { border-top: 3px solid var(--sauge); padding-top: 1.2rem; }

/* Offre + formulaire */
.demande { background: linear-gradient(180deg, var(--papier) 0, #EAF3F1 100%); padding-block: clamp(4rem, 8vw, 6.5rem); }
.demande .contenant { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(2rem, 6vw, 4.5rem); align-items: start; }
.offre { position: sticky; top: 6.5rem; }
.offre .rabais { font-family: var(--titre); font-size: clamp(3.5rem, 8vw, 5.5rem); font-weight: 700; color: var(--feuille); line-height: 1; margin-top: 1.4rem; }
.offre .rabais-texte { font-size: 1.15rem; margin-top: .5rem; }
.offre ul { margin: 1.4rem 0 0; padding-left: 1.2rem; color: var(--texte-doux); }
.offre ul li + li { margin-top: .4rem; }
.offre .petit { margin-top: 1.4rem; font-size: .9rem; color: var(--texte-doux); }

form.formulaire { background: var(--blanc); border-radius: var(--rayon); padding: clamp(1.4rem, 4vw, 2.4rem); box-shadow: 0 20px 50px rgba(25, 73, 109, .08); }
.formulaire h3 { font-size: 1.5rem; margin-bottom: 1.2rem; }
.champs { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.2rem; }
.champ { display: grid; gap: .35rem; }
.champ.large { grid-column: 1 / -1; }
.champ label, fieldset legend { font-weight: 600; font-size: .95rem; color: var(--texte); }
.champ input, .champ select, .champ textarea {
  font: inherit; font-size: 1rem; padding: .8rem .9rem; border: 1.5px solid var(--ligne); border-radius: 10px; background: var(--papier); color: var(--texte);
}
.champ input:focus, .champ select:focus, .champ textarea:focus { outline: none; border-color: var(--encre); background: var(--blanc); }
.champ textarea { min-height: 6rem; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; grid-column: 1 / -1; }
.cases { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .5rem; }
.cases label { display: inline-flex; align-items: center; gap: .45rem; padding: .5rem .85rem; border: 1.5px solid var(--ligne); border-radius: 999px; font-weight: 500; cursor: pointer; background: var(--papier); }
.cases input { accent-color: var(--feuille); }
.cases label:has(input:checked) { border-color: var(--feuille); background: #EEF4E6; }
.consentement { grid-column: 1 / -1; display: flex; gap: .6rem; align-items: flex-start; font-size: .92rem; color: var(--texte-doux); }
.consentement input { margin-top: .3rem; accent-color: var(--feuille); }
.formulaire .bouton { width: 100%; margin-top: 1.4rem; font-size: 1.05rem; padding: 1.05rem; }
.formulaire .bouton[disabled] { opacity: .6; cursor: wait; }
.message-envoi { margin-top: 1rem; padding: .9rem 1rem; border-radius: 10px; display: none; }
.message-envoi.ok { display: block; background: #EEF4E6; color: #3E5420; }
.message-envoi.erreur { display: block; background: #FBEDEA; color: #8A2B1B; }
.piege { position: absolute; left: -9999px; }

/* Questions */
.questions { padding-block: clamp(4rem, 8vw, 6rem); }
.questions .liste { margin-top: 2rem; max-width: 820px; }
details { border-bottom: 1px solid var(--ligne); padding-block: 1.1rem; }
summary { cursor: pointer; font: 600 1.15rem var(--titre); color: var(--encre); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; font-size: 1.5rem; line-height: 1; color: var(--feuille); transition: transform .2s ease; }
details[open] summary::after { transform: rotate(45deg); }
details p { margin-top: .7rem; color: var(--texte-doux); max-width: 70ch; }

/* Bandeau tuteurs */
.recrutement { background: var(--feuille); color: var(--blanc); padding-block: 3rem; }
.recrutement .contenant { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.recrutement h2 { color: var(--blanc); font-size: clamp(1.5rem, 3vw, 2rem); }
.recrutement p { margin-top: .4rem; color: #EAF2DD; }
.recrutement .bouton { background: var(--blanc); color: var(--feuille-fonce); }
.recrutement .bouton:hover { background: #EAF2DD; }

/* Pied de page */
.pied { background: var(--encre); color: #C9DAE7; padding-block: 3rem 2rem; font-size: .95rem; }
.pied .contenant { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 2rem; }
.pied .logo-pied { background: var(--blanc); border-radius: 12px; padding: .6rem .9rem; display: inline-block; }
.pied .logo-pied img { height: 44px; width: auto; }
.pied h3 { color: var(--blanc); font-size: 1rem; margin-bottom: .6rem; }
.pied a { color: #C9DAE7; }
.pied ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .35rem; }
.pied .bas { grid-column: 1 / -1; border-top: 1px solid rgba(201, 218, 231, .25); padding-top: 1.2rem; font-size: .85rem; }

/* Pages secondaires */
.page-entete { padding-block: clamp(3rem, 7vw, 5rem) 2rem; }
.page-entete p { margin-top: 1rem; font-size: 1.2rem; color: var(--texte-doux); max-width: 55ch; }
.page-corps { padding-bottom: 5rem; }
.page-corps h2 { font-size: 1.6rem; margin-top: 2.5rem; margin-bottom: .8rem; }
.page-corps p, .page-corps li { color: var(--texte-doux); max-width: 70ch; }
.page-corps ul { padding-left: 1.2rem; }
.page-corps li + li { margin-top: .4rem; }
.avantages { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem 2.5rem; margin-top: 1.5rem; }
.avantages div { border-top: 3px solid var(--sauge); padding-top: 1rem; }
.avantages h3 { margin-bottom: .4rem; }
.taux { font-family: var(--titre); font-size: clamp(2.6rem, 6vw, 4rem); color: var(--feuille); font-weight: 700; line-height: 1; }

/* Mobile */
@media (max-width: 900px) {
  .accueil .contenant, .probleme .contenant, .tuteurs .contenant, .demande .contenant { grid-template-columns: 1fr; }
  .visuel { max-width: 420px; margin-inline: auto; width: 88%; }
  .etapes { grid-template-columns: 1fr; gap: 2.5rem; }
  .etape:nth-child(2), .etape:nth-child(3) { margin-top: 0; }
  .chemin svg.trace { display: none; }
  .etapes { border-left: 3px dashed var(--sauge); padding-left: 1.4rem; }
  .pratique .grille, .avantages { grid-template-columns: 1fr; }
  .offre { position: static; }
  .pied .contenant { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .menu-bouton { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--papier); border-bottom: 1px solid var(--ligne); padding: .5rem 16px 1rem; }
  .nav.ouvert { display: flex; }
  .nav a { padding: .8rem 0; border-bottom: 1px solid var(--ligne); }
  .nav .bouton { margin-top: .8rem; border-bottom: 0; }
  .entete .logo img { height: 40px; }
  .champs { grid-template-columns: 1fr; }
  .visuel .etiquette { right: -4%; top: auto; bottom: -9%; }
  .accueil { padding-bottom: 4.5rem; }
}

/* Témoignages (section désactivée tant qu'il n'y a pas de vrais témoignages) */
.temoignages { background: var(--blanc); padding-block: clamp(4rem, 8vw, 6rem); }
.temoignages[hidden] { display: none; }
.temoignages-entete { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: end; }
.stat { text-align: right; max-width: 22rem; }
.stat-valeur { font-family: var(--titre); font-size: clamp(3rem, 7vw, 4.8rem); font-weight: 700; color: var(--feuille); line-height: 1; }
.stat-texte { margin-top: .4rem; }
.stat-source { margin-top: .4rem; font-size: .85rem; color: var(--texte-doux); }
.temoignages-grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; margin-top: 2.5rem; }
.temoignage { margin: 0; padding: 1.6rem; background: var(--papier); border-radius: var(--rayon); border-top: 4px solid var(--ciel); }
.temoignage blockquote { margin: 0; font-size: 1.08rem; color: var(--texte); }
.temoignage figcaption { margin-top: 1rem; color: var(--texte-doux); font-size: .95rem; }
.temoignage figcaption b { color: var(--encre); }
@media (max-width: 900px) { .temoignages-entete, .temoignages-grille { grid-template-columns: 1fr; } .stat { text-align: left; } }