:root { --bleu:#0b78d0; --bleu-clair:#4cb2ff; --rouge:#d62828; --fond:#eef4fa; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font-family: system-ui, Arial, sans-serif; background:var(--fond); color:#222; line-height:1.6; }
.hero { background:linear-gradient(135deg,var(--bleu),var(--bleu-clair)); color:#fff; text-align:center; padding:36px 18px; }
.hero h1 { margin:0; letter-spacing:8px; font-size:2.2rem; }
.hero p { margin:8px auto 18px; max-width:520px; }
.page { max-width:720px; margin:-20px auto 24px; padding:0 14px; display:grid; gap:20px; }
.card { background:#fff; border-radius:14px; box-shadow:0 4px 18px rgba(0,0,0,.12); padding:22px; }
.info h2 { color:var(--bleu); margin-top:0; }
.info h3 { color:var(--rouge); margin:22px 0 4px; }
.info ul { padding-left:20px; }
.slogan { font-size:1.2rem; font-weight:800; color:var(--bleu); text-align:center; margin:20px 0; }
.note { background:#fff6e0; border-left:4px solid #f0a500; padding:8px 12px; border-radius:4px; }
.actions { display:flex; flex-wrap:wrap; gap:10px; margin-top:16px; }
.btn { display:inline-block; padding:11px 20px; background:var(--bleu); color:#fff; border-radius:8px; text-decoration:none; font-weight:700; }
.hero .btn { background:var(--rouge); }
.btn-alt { background:#fff; color:var(--bleu); border:2px solid var(--bleu); }
.form-head { display:flex; justify-content:space-between; align-items:center; gap:10px; flex-wrap:wrap; }
.form-head h2 { margin:0; color:var(--rouge); font-size:1.2rem; }
.prix { background:var(--bleu); color:#fff; padding:4px 12px; border-radius:20px; font-weight:700; }
form { display:grid; gap:14px; margin-top:16px; }
label { display:grid; gap:4px; font-weight:600; font-size:.9rem; }
input, select { padding:10px; border:1px solid #bbb; border-radius:8px; font-size:1rem; width:100%; }
input:focus, select:focus { outline:2px solid var(--bleu); border-color:transparent; }
input.err, select.err { border-color:var(--rouge); }
.row { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
@media (max-width:480px) { .row { grid-template-columns:1fr; } }
.hp { position:absolute; left:-9999px; }
#preview { width:110px; height:140px; object-fit:cover; border-radius:8px; border:2px solid var(--bleu); }
button { padding:12px; border:0; border-radius:8px; background:var(--bleu); color:#fff; font-size:1rem; font-weight:700; cursor:pointer; }
button:disabled { opacity:.6; }
#msg { margin:0; font-weight:600; text-align:center; }
#msg.ok { color:#1a8a3a; }
#msg.ko { color:var(--rouge); }
footer { text-align:center; padding:16px; color:#667; font-size:.85rem; }

/* Paiement */
.reprise { text-align:center; margin:14px 0 0; font-size:.9rem; }
.reprise a { color:var(--bleu); }
.etapes { padding-left:20px; }
.comptes { display:grid; gap:10px; margin:14px 0; }
.compte { display:flex; align-items:center; gap:12px; flex-wrap:wrap; padding:12px 14px; border:2px solid #d5e3f2; border-radius:10px; }
.compte.actif { border-color:var(--bleu); background:#eef7ff; }
.compte .numero { font-size:1.25rem; font-weight:800; letter-spacing:1px; color:var(--bleu); }
.compte .copier { margin-left:auto; padding:6px 12px; font-size:.85rem; }
.badge { display:inline-block; padding:3px 12px; border-radius:20px; font-size:.85rem; font-weight:700; color:#fff; background:#888; }
.s-en_attente_paiement { background:#e08a00; }
.s-paiement_declare { background:var(--bleu); }
.s-paye { background:#1a8a3a; }
.s-rejete { background:var(--rouge); }
@media print { .hero, .actions, footer { display:none; } .card { box-shadow:none; } }