/* ======================= Modelos de escritos (negro y dorado, móvil primero) ======================= */
.bv-modelos { background-image: url("/img/fotos/biblioteca-leyes.webp"); }
.modelos-panel { max-width: 960px; margin: 0 auto; }
.mod-caso { position: relative; overflow: hidden; background: linear-gradient(160deg, #121212 0%, #1d1a14 100%); color: #fff; border: 1px solid #3a2f1a; border-radius: 16px; padding: 1.2rem 1.1rem 1.1rem; margin-bottom: 1.1rem; box-shadow: 0 10px 28px rgba(0, 0, 0, .18); }
.mod-caso::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--oro-degradado); }
.mod-caso h2 { color: #fff; font-size: 1.1rem; margin: .1rem 0 .25rem; }
.mod-caso > p { color: #cfc6b0; font-size: .82rem; margin: 0 0 .8rem; }
.mod-ejemplos { display: flex; gap: .4rem; margin: 0 -1.1rem .8rem; padding: 0 1.1rem; overflow-x: auto; scrollbar-width: none; }
.mod-ejemplos::-webkit-scrollbar { display: none; }
.mod-ejemplos button { flex: none; max-width: 78vw; text-align: left; background: #1d1a14; color: #f0c866; border: 1px solid #4a3d22; border-radius: 999px; padding: .42rem .8rem; font: 600 .72rem/1.25 var(--f-texto); cursor: pointer; }
.mod-ejemplos button:hover { border-color: var(--oro); }
.mod-caso textarea { width: 100%; min-height: 112px; resize: vertical; background: #0b0a08; color: #fff; border: 1px solid #4a3d22; border-radius: 12px; padding: .85rem .9rem; font: 400 .95rem/1.45 var(--f-texto); }
.mod-caso textarea::placeholder { color: #8d8571; }
.mod-caso textarea:focus { outline: none; border-color: var(--oro); box-shadow: 0 0 0 3px rgba(196, 142, 46, .22); }
.mod-caso .btn { width: 100%; height: 50px; margin-top: .75rem; font-size: 15px; }
.mod-analisis { margin-top: 1rem; padding-top: .9rem; border-top: 1px dashed #4a3d22; }
.mod-analisis .nota, .mod-analisis .vacio-mod { color: #cfc6b0; }
.mod-lectura { color: #e8e0cc; font-size: .88rem; margin: 0 0 .6rem; }
.mod-lectura strong { color: #f0c866; }
.mod-sub { font: 700 .7rem var(--f-texto); letter-spacing: .1em; text-transform: uppercase; color: #f0c866; margin: .8rem 0 .4rem; }
.mod-faltan { margin: 0; padding-left: 1.1rem; color: #e8e0cc; font-size: .84rem; }
.mod-faltan li { margin-bottom: .25rem; }

.mod-biblioteca h2 { font-size: 1.1rem; margin: 0 0 .6rem; }
.mod-buscar input:not([type=checkbox]):not([type=radio]) { width: 100%; height: 50px; margin: 0; border-radius: 14px; border: 1px solid var(--linea-fuerte); padding: 0 1rem 0 2.8rem; font-size: 1rem; background: #fff url("/img/lupa-dorada.svg") no-repeat .9rem center / 20px; }
.mod-filtros-wrap { margin: .7rem -1rem .3rem; }
.mod-filtros { display: flex; gap: .45rem; overflow-x: auto; padding: .2rem 1rem .35rem; scrollbar-width: none; }
.mod-filtros::-webkit-scrollbar { display: none; }
.mod-fil { flex: none; border: 1px solid var(--linea-fuerte); background: #fff; color: var(--pizarra); border-radius: 999px; padding: .45rem .9rem; font: 600 .78rem var(--f-texto); cursor: pointer; }
.mod-fil.activa { background: #121212; border-color: #121212; color: #f0c866; }

.mod-lista { display: grid; gap: .7rem; margin-top: .6rem; }
.mod-card { display: flex; align-items: center; gap: .8rem; width: 100%; text-align: left; background: #fff; border: 1px solid var(--linea); border-left: 4px solid var(--oro); border-radius: 14px; padding: .85rem .8rem; cursor: pointer; font: inherit; color: inherit; box-shadow: var(--sombra-1); transition: box-shadow .15s, transform .15s; }
.mod-card:hover { box-shadow: var(--sombra-2); transform: translateY(-1px); }
.mod-card:active { transform: scale(.995); }
.mod-tile { flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: #121212; color: #f0c866; box-shadow: inset 0 0 0 1px #3a2f1a; }
.mod-tile.grande { width: 56px; height: 56px; border-radius: 14px; }
.mod-ico { width: 24px; height: 24px; }
.mod-tile.grande .mod-ico { width: 30px; height: 30px; }
.mod-card-cuerpo { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.mod-card-cuerpo strong { font: 700 .95rem/1.25 var(--f-titulo); color: var(--obsidiana); }
.mod-resumen { font-size: .8rem; line-height: 1.35; color: var(--pizarra); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mod-chips { display: flex; flex-wrap: wrap; gap: .25rem; margin-top: .1rem; }
.mod-chips .chip { margin: 0; }
.chip.borrador { background: #fff6e0; border-color: #e3c47a; color: #7f5600; }
.chip.revisado { background: var(--actor-fondo); border-color: var(--actor-borde); color: var(--actor); }
.mod-flecha { margin-left: auto; flex: none; color: var(--oro); font: 400 1.6rem/1 var(--f-texto); }
.vacio-mod { text-align: center; color: var(--pizarra); font-size: .88rem; padding: 1.4rem .6rem; }
.mod-pie { margin-top: 1rem; text-align: center; }

.mod-volver { background: none; border: 0; padding: .3rem 0 .7rem; font: 700 .9rem var(--f-titulo); color: var(--oro-texto); cursor: pointer; }
.mod-det { background: #fff; border: 1px solid var(--linea); border-radius: 16px; box-shadow: var(--sombra-1); padding: 1.1rem 1rem 1.2rem; margin-bottom: 1rem; }
.mod-det-cab { display: flex; gap: .8rem; align-items: flex-start; margin-bottom: .6rem; }
.mod-det-cab h2 { font-size: 1.15rem; margin: 0 0 .3rem; }
.mod-resumen-det { color: var(--pizarra); margin: 0 0 .4rem; font-size: .92rem; }
.mod-sec { border-top: 1px solid var(--linea); padding-top: .8rem; margin-top: .9rem; }
.mod-sec h3 { font: 800 .72rem var(--f-titulo); letter-spacing: .1em; text-transform: uppercase; color: var(--oro-texto); margin: 0 0 .5rem; }
.mod-sec p { margin: 0 0 .4rem; font-size: .9rem; }
.mod-normas, .mod-checks, .mod-lista-simple { margin: 0; padding: 0; list-style: none; display: grid; gap: .45rem; font-size: .88rem; }
.mod-normas small { display: block; color: var(--pizarra); font-size: .76rem; }
.mod-checks li { position: relative; padding-left: 1.5rem; }
.mod-checks li::before { content: "✓"; position: absolute; left: 0; color: var(--oro); font-weight: 800; }
.mod-lista-simple li { position: relative; padding-left: 1rem; }
.mod-lista-simple li::before { content: ""; position: absolute; left: .1rem; top: .55em; width: 5px; height: 5px; border-radius: 50%; background: var(--oro); }
.mod-aviso { margin-top: 1rem; }
/* En el celular la acción principal queda fija justo encima de la barra inferior. */
.mod-barra { position: fixed; left: 0; right: 0; bottom: calc(60px + env(safe-area-inset-bottom)); z-index: 20; padding: 1.1rem 1rem .7rem; background: linear-gradient(180deg, rgba(250, 248, 243, 0), var(--marfil) 42%); }
.mod-barra .btn { width: 100%; height: 52px; box-shadow: 0 10px 24px rgba(169, 115, 31, .35); }
.modelos-panel:has(.mod-barra) { padding-bottom: 110px; }
.mod-sec details > summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; font: 800 .72rem var(--f-titulo); letter-spacing: .1em; text-transform: uppercase; color: var(--oro-texto); }
.mod-sec details > summary::-webkit-details-marker { display: none; }
.mod-sec details > summary::after { content: "+"; font: 400 1.3rem/1 var(--f-texto); color: var(--oro); }
.mod-sec details[open] > summary::after { content: "–"; }
.mod-sec details > :not(summary) { margin-top: .6rem; }
.mod-sec details > summary small { margin-left: .4rem; color: var(--pizarra); letter-spacing: 0; text-transform: none; font: 600 .72rem var(--f-texto); }

.mod-form h2 { font-size: 1.15rem; margin: 0 0 .3rem; }
.mod-grupo { border: 1px solid var(--linea); border-radius: 14px; background: #fff; padding: .9rem .9rem .5rem; margin: .9rem 0; min-width: 0; }
.mod-grupo legend { display: flex; align-items: center; gap: .5rem; padding: 0 .4rem; font: 800 .95rem var(--f-titulo); }
.mod-paso { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: #121212; color: #f0c866; font: 800 .75rem var(--f-titulo); }
.mod-campo { display: block; margin-bottom: .8rem; font-size: .82rem; font-weight: 600; }
.mod-campo input, .mod-campo select, .mod-campo textarea { width: 100%; margin-top: .3rem; font-size: 1rem; }
.mod-campo textarea { min-height: 130px; resize: vertical; line-height: 1.45; }
.mod-campo small { display: block; margin-top: .25rem; font-weight: 400; color: var(--pizarra); font-size: .74rem; }
.req { color: var(--demandado); }
.mod-pulir { margin: .4rem 0 .8rem; align-items: flex-start; }

.mod-ok { display: flex; align-items: center; gap: .8rem; margin-bottom: .9rem; }
.mod-ok > span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: #121212; color: #f0c866; font: 800 1.4rem var(--f-titulo); box-shadow: 0 0 0 3px rgba(196, 142, 46, .35); }
.mod-ok h2 { margin: 0; font-size: 1.2rem; }
.mod-ok p { margin: 0; color: var(--pizarra); font-size: .84rem; }
.aviso.ok { border-left-color: var(--actor); background: var(--actor-fondo); }
.mod-acciones { display: grid; gap: .6rem; margin: 1rem 0; }
.mod-acciones .btn { width: 100%; }
.mod-prev-wrap { background: #fff; border: 1px solid var(--linea); border-radius: 14px; padding: .7rem .9rem; margin-bottom: 1rem; }
.mod-prev-wrap summary { font: 700 .85rem var(--f-titulo); cursor: pointer; }
.mod-prev { white-space: pre-wrap; word-break: break-word; font: 400 .8rem/1.55 Georgia, "Times New Roman", serif; max-height: 52vh; overflow: auto; margin: .7rem 0 0; color: #222; background: #fcfbf7; border: 1px solid var(--linea); border-radius: 10px; padding: .8rem; }

@media (min-width: 760px) {
  .mod-lista { grid-template-columns: 1fr 1fr; }
  .mod-acciones { grid-template-columns: 1fr 1fr 1fr; }
  .mod-barra { position: static; padding: .6rem 0 0; background: none; }
  .modelos-panel:has(.mod-barra) { padding-bottom: 0; }
  .mod-barra .btn { max-width: 340px; }
  .mod-filtros-wrap { margin-left: 0; margin-right: 0; }
  .mod-filtros { padding-left: 0; padding-right: 0; }
  .mod-ejemplos { flex-wrap: wrap; overflow: visible; margin: 0 0 .8rem; padding: 0; }
  .mod-caso { padding: 1.4rem 1.6rem; }
}
@media print { .mod-barra, .mod-volver { display: none !important; } }

/* Sitio de demostración: sin formularios de registro, un solo botón de entrada. */
body.modo-demo .acceso-card, body.modo-demo #nav-ingresar, body.modo-demo #btn-instalar { display: none; }
body.modo-demo .hero-simple { grid-template-columns: 1fr; text-align: center; }
body.modo-demo .cta-fila { justify-content: center; }
#banner-demo { margin: 0 0 1rem; padding: .7rem 1rem; font-size: .8rem; }