/* Compra de livros (modal nome+e-mail → Stripe) e botões de descarga.
 * Partilhado pelo template scripts/templates/livro-pago.html e por
 * livro.dc.html. Usa os tokens de tokens.css; o comportamento vive em
 * /assets/js/obra-aberta-acesso.js (ids #oa-* e atributos data-oa-*). */

.modal-overlay{position:fixed;inset:0;background:rgba(16,20,26,0.55);display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}
.modal-overlay[hidden]{display:none}
.modal-box{background:var(--parchment);border-radius:4px;max-width:420px;width:100%;padding:32px;box-shadow:0 30px 70px -20px rgba(0,0,0,0.5);max-height:92vh;overflow:auto}
.modal-box h3{font-family:Fraunces,serif;font-weight:500;font-size:21px;margin-bottom:10px}
.modal-box p.lead{color:var(--ink-soft);font-size:14.5px;margin-bottom:22px}
.modal-box label{display:block;font-size:13px;color:var(--ink-soft);margin-bottom:6px;font-weight:600}
.modal-box input[type=text],.modal-box input[type=email]{
  width:100%;padding:12px 14px;font-family:Inter,sans-serif;font-size:15px;border:1px solid var(--line);
  border-radius:2px;background:#fff;color:var(--ink);margin-bottom:16px;
}
.modal-box .consent{display:flex;gap:10px;align-items:flex-start;margin-bottom:20px}
.modal-box .consent input{margin-top:3px}
.modal-box .consent label{font-weight:400;font-size:13px;line-height:1.5}
.modal-box .consent a{color:var(--ink)}
.modal-box .err{color:#8C4A3A;font-size:13.5px;margin-bottom:14px;min-height:1.2em}
.modal-box .modal-actions{display:flex;gap:10px}
.modal-box .btn{display:inline-block;font-weight:600;font-size:15px;padding:14px 26px;border-radius:2px;text-decoration:none;transition:.18s;border:none;cursor:pointer;font-family:Inter,sans-serif;text-align:center}
.modal-box .btn-primary{background:var(--night);color:#F1EBDD;flex:1}
.modal-box .btn-primary:hover{background:var(--night-deep)}
.modal-box .btn-primary:disabled{opacity:.6;cursor:default}
.modal-box .btn-ghost{background:none;color:var(--ink);border:1px solid var(--line);flex:0 0 auto}
.modal-box .btn-ghost:hover{border-color:var(--ink)}

/* Bloco de compra do template (livros do pipeline content/livros/*.md) */
.compra .price small{font-family:Inter,sans-serif;font-size:13px;color:var(--ink-faint);margin-left:6px}
.compra .btn-comprar{display:block;width:100%;text-align:center;background:var(--night);color:#F1EBDD;font-weight:600;font-size:15px;padding:14px 24px;border:none;border-radius:2px;cursor:pointer;font-family:Inter,sans-serif}
.compra .btn-comprar:hover{background:var(--night-deep)}
.compra .ja-comprou{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-soft)}
.compra .ja-comprou .link-btn{margin-right:16px}
.link-btn{background:none;border:none;padding:0;font-family:Inter,sans-serif;color:var(--ink-soft);text-decoration:underline;cursor:pointer;font-size:14px}
.link-btn:hover{color:var(--ink)}
.ficha-livro{margin-top:14px;font-size:13px;color:var(--ink-faint)}
.ficha-livro span{margin-right:18px}