:root {
  --vert: #369659;
  --vert-fonce: #0f5c32;
  --rouge: #ec0f0f;
  --gris: #f4f6f5;
  --texte: #1f2a24;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: "Segoe UI", Roboto, Arial, sans-serif; color: var(--texte); background: var(--gris); line-height: 1.5; }
.container { max-width: 880px; margin: 0 auto; padding: 0 20px; }

/* En-tête */
.hero { background: var(--vert-fonce); color: #fff; padding: 32px 0 28px; border-bottom: 5px solid var(--vert); }
.hero-inner { display: flex; gap: 24px; align-items: center; }
.hero-logo { width: 110px; height: 110px; border-radius: 50%; background: #fff; padding: 4px; flex: none; }
.hero-org { margin: 0; font-size: .85rem; letter-spacing: .12em; color: #cfe9d9; }
.hero h1 { margin: 6px 0 10px; font-size: 2.3rem; line-height: 1.15; }
.hero-theme { margin: 0 0 16px; font-style: italic; font-size: 1.15rem; }
.hero-meta { margin: 0; display: flex; flex-wrap: wrap; gap: 8px 32px; }

/* Cartes */
main { padding-top: 28px; padding-bottom: 40px; }
.card { background: #fff; border-radius: 10px; padding: 28px; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.card h2 { margin-top: 0; color: var(--vert-fonce); }
.center { text-align: center; }
.muted { color: #5d6b63; }
.small { font-size: .85rem; }

/* Formulaires */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.field { margin-bottom: 16px; }
.field > label, .field label:first-child { display: block; font-weight: 600; margin-bottom: 5px; }
input[type=text], input[type=email], input[type=number], select, input[type=file] {
  width: 100%; padding: 10px 12px; border: 1px solid #b9c5be; border-radius: 6px; font: inherit; background: #fff;
}
input:focus, select:focus { outline: 2px solid var(--vert); border-color: var(--vert); }
.radios { display: flex; gap: 22px; flex-wrap: wrap; }
.radio { font-weight: 400 !important; display: inline-flex !important; gap: 6px; align-items: center; margin: 0 !important; }
.tarif { margin: 6px 0 0; color: var(--vert-fonce); font-weight: 600; }
.errorlist { list-style: none; margin: 4px 0 0; padding: 0; color: var(--rouge); font-size: .9rem; }
.errors { background: #fdecec; border: 1px solid var(--rouge); border-radius: 6px; padding: 8px 12px; margin-bottom: 14px; }
[hidden] { display: none !important; }

.btn { background: var(--vert); color: #fff; border: 0; border-radius: 6px; padding: 12px 26px; font: inherit; font-weight: 700; cursor: pointer; }
.btn:hover { background: var(--vert-fonce); }

/* Paiement / confirmation */
.montant { display: flex; justify-content: space-between; align-items: center; background: #eaf5ee; border-left: 5px solid var(--vert); border-radius: 6px; padding: 14px 18px; margin: 18px 0; }
.montant strong { font-size: 1.5rem; color: var(--vert-fonce); }
.check { width: 64px; height: 64px; line-height: 64px; margin: 0 auto 10px; border-radius: 50%; background: var(--vert); color: #fff; font-size: 2rem; }
.recap { margin: 22px auto 0; text-align: left; border-collapse: collapse; width: 100%; max-width: 560px; }
.recap th, .recap td { padding: 8px 10px; border-bottom: 1px solid #e3e9e5; }
.recap th { width: 30%; color: #5d6b63; font-weight: 600; }

/* Messages */
.messages { list-style: none; margin: 0 0 16px; padding: 0; }
.msg { padding: 10px 14px; border-radius: 6px; margin-bottom: 8px; }
.msg-success { background: #e4f4ea; border: 1px solid var(--vert); }
.msg-error { background: #fdecec; border: 1px solid var(--rouge); }
.msg-warning { background: #fff6dd; border: 1px solid #e0b100; }

.footer { text-align: center; padding: 18px 0 28px; color: #5d6b63; font-size: .85rem; }

@media (max-width: 640px) {
  .hero-inner { flex-direction: column; text-align: center; }
  .hero h1 { font-size: 1.8rem; }
  .hero-meta { justify-content: center; }
  .grid-2 { grid-template-columns: 1fr; }
}

.bank { background: #f8faf9; border: 1px dashed var(--vert); border-radius: 6px; padding: 10px 16px; margin: 0 0 18px; }
.bank p { margin: 4px 0 0; }
.footer-nav { display: flex; justify-content: center; gap: 22px; flex-wrap: wrap; margin-bottom: 8px; }
.footer-nav a { color: var(--vert-fonce); font-weight: 600; text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; }

/* Champ fichier : l'input natif est masqué (mais reste focalisable) et remplacé par un bouton français */
.fichier { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; position: relative; }
.fichier-natif { position: absolute; width: 1px; height: 1px; opacity: 0; overflow: hidden; }
.fichier-natif:focus + .btn-clair { outline: 2px solid var(--vert); outline-offset: 2px; }
.btn-clair { display: inline-block; background: #eaf5ee; color: var(--vert-fonce); border: 1px solid var(--vert); cursor: pointer; padding: 9px 18px; border-radius: 6px; font-weight: 700; }
.btn-clair:hover { background: #d9eddf; }

.etapes { display: inline-block; text-align: left; margin: 0 0 12px; }

.actions-verif { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }