/* Archivo histórico del centenario, comunicados oficiales y calendario escolar. Prefijo: arc-
   El café águila (--cafe) se reserva para el archivo; los comunicados usan la paleta institucional. */

:root {
  --arc-sepia-0: #F6EEDF;
  --arc-sepia-1: #EADBC0;
  --arc-sepia-2: #CDB592;
  --arc-sepia-3: #9C7652;
  --arc-cafe-oscuro: #3B2116;
  --arc-papel: #FBF6EC;
}

/* ===================================================================
   Tipos de fecha del calendario (color por tipo)
   =================================================================== */
.arc-t-institucional { --arc-c: #B5820F; --arc-cf: #FBF1DC; --arc-ct: #7A5206; }
.arc-t-civico { --arc-c: #176183; --arc-cf: #E2EDF4; --arc-ct: #12405A; }
.arc-t-evaluacion { --arc-c: #B23A3A; --arc-cf: #F8E3E1; --arc-ct: #8E2B2B; }
.arc-t-practica { --arc-c: #2E7D4F; --arc-cf: #E3F1E8; --arc-ct: #1F5C3A; }
.arc-t-tramite { --arc-c: #8257B0; --arc-cf: #EFE8F6; --arc-ct: #5A3A85; }
.arc-t-comunidad { --arc-c: #6E3B2B; --arc-cf: #F4EAE5; --arc-ct: #6E3B2B; }
.arc-t-internado { --arc-c: #14917E; --arc-cf: #DFF2EF; --arc-ct: #0E5E52; }
.arc-t-reunion { --arc-c: #3E5566; --arc-cf: #E7EDF3; --arc-ct: #2F4352; }
.arc-t-vacaciones { --arc-c: #8A929B; --arc-cf: #EEF0F2; --arc-ct: #4A4F57; }

.arc-chip-tipo { background: var(--arc-cf, var(--plata-claro)); color: var(--arc-ct, var(--tinta-2)); }
.arc-chip-tipo::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--arc-c, var(--gris)); }

/* Filtros en forma de píldora (calendario, acervo y galería pública) */
.arc-cal-tipos { display: flex; gap: 6px; overflow-x: auto; padding: 2px 2px 6px; scrollbar-width: thin; }
.arc-filtro {
  flex: none; display: inline-flex; align-items: center; gap: 6px;
  min-height: 36px; padding: 0 13px;
  border: 1px solid var(--linea-fuerte); border-radius: 999px;
  background: var(--blanco); color: var(--tinta-2);
  font-size: 14px; font-weight: 600; white-space: nowrap;
}
.arc-filtro:hover { border-color: var(--azul-200); background: var(--azul-50); }
.arc-filtro[aria-pressed='true'] { background: var(--azul-900); border-color: var(--azul-900); color: #fff; }
.arc-filtro-punto { width: 9px; height: 9px; border-radius: 50%; background: var(--arc-c, var(--gris)); }
.arc-filtro[aria-pressed='true'] .arc-filtro-punto { box-shadow: 0 0 0 2px #fff; }

/* ===================================================================
   Calendario escolar
   =================================================================== */
.arc-cal-proximas { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); }
.arc-cal-prox {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 12px 14px; text-align: left; color: inherit;
  background: var(--blanco); border: 1px solid var(--linea); border-left: 4px solid var(--arc-c);
  border-radius: 14px;
}
.arc-cal-prox:hover { background: var(--azul-50); }
.arc-cal-prox-fecha { flex: none; width: 46px; display: flex; flex-direction: column; align-items: center; line-height: 1.05; }
.arc-cal-prox-fecha b { font-family: var(--serif); font-size: 26px; color: var(--azul-900); }
.arc-cal-prox-fecha span { font-size: 12.5px; font-weight: 700; color: var(--tinta-3); text-transform: lowercase; }
.arc-cal-prox-texto { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.arc-cal-prox-texto b { font-size: 15px; line-height: 1.25; }
.arc-cal-prox-cuando { font-size: 12.5px; font-weight: 700; color: var(--arc-ct); }

.arc-cal-controles { display: flex; flex-direction: column; gap: 10px; }
.arc-cal-mes { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1100px) { .arc-cal-mes { grid-template-columns: minmax(0, 1fr) 340px; } }
.arc-cal-panel { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio-g); padding: 12px; min-width: 0; }
.arc-cal-nav { display: flex; align-items: center; gap: 4px; margin-bottom: 8px; }
.arc-cal-mes-titulo { flex: 1 1 auto; text-align: center; font-family: var(--serif); font-size: 21px; font-weight: 650; color: var(--azul-900); }
.arc-cal-rejilla { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 3px; }
.arc-cal-cab { text-align: center; font-size: 12.5px; font-weight: 700; color: var(--tinta-3); padding: 4px 0; }
.arc-cal-cab.es-finde { color: #8FA0AE; }
.arc-cal-dia {
  position: relative; display: flex; flex-direction: column; align-items: stretch; gap: 3px;
  min-height: 54px; padding: 5px 4px 6px;
  border: 1px solid transparent; border-radius: 10px;
  background: var(--cal); color: var(--tinta); text-align: left; overflow: hidden; min-width: 0;
}
.arc-cal-dia:hover { border-color: var(--azul-200); }
.arc-cal-dia.es-fuera { opacity: .45; }
.arc-cal-dia.es-inhabil { background: repeating-linear-gradient(135deg, #EEF1F4 0 6px, #F6F8FA 6px 12px); }
.arc-cal-dia.es-hoy { border-color: var(--oro); box-shadow: inset 0 0 0 1px var(--oro); }
.arc-cal-dia.es-sel { background: var(--azul-50); border-color: var(--azul-700); box-shadow: inset 0 0 0 1px var(--azul-700); }
.arc-cal-dia.es-normal .arc-cal-num { color: var(--oro-texto); }
.arc-cal-num { display: flex; align-items: center; gap: 3px; font-size: 13.5px; font-weight: 700; font-variant-numeric: tabular-nums; }
.arc-cal-dia.es-hoy .arc-cal-num { color: var(--oro-texto); }
.arc-cal-estrella { color: var(--oro); fill: var(--oro); }
.arc-cal-pildoras { display: none; flex-direction: column; gap: 2px; min-width: 0; }
.arc-cal-pildora {
  display: block; padding: 1px 5px; border-radius: 5px;
  background: var(--arc-cf); color: var(--arc-ct); border-left: 3px solid var(--arc-c);
  font-size: 11.5px; font-weight: 650; line-height: 1.35;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.arc-cal-pildora.es-continua { border-left-color: transparent; border-radius: 0 5px 5px 0; opacity: .85; }
.arc-cal-mas { font-size: 11px; color: var(--tinta-3); font-weight: 650; padding-left: 4px; }
.arc-cal-puntos { display: flex; gap: 3px; flex-wrap: wrap; margin-top: auto; }
.arc-cal-puntos i { width: 7px; height: 7px; border-radius: 50%; background: var(--arc-c); }
@media (min-width: 720px) {
  .arc-cal-dia { min-height: 92px; }
  .arc-cal-pildoras { display: flex; }
  .arc-cal-puntos { display: none; }
}
.arc-cal-leyenda { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; font-size: 13px; color: var(--tinta-2); }
.arc-cal-leyenda span { display: inline-flex; align-items: center; gap: 6px; }
.arc-ley-hoy { width: 14px; height: 14px; border-radius: 4px; border: 2px solid var(--oro); }
.arc-ley-inhabil { width: 14px; height: 14px; border-radius: 4px; background: repeating-linear-gradient(135deg, #DDE3E9 0 3px, #F6F8FA 3px 6px); border: 1px solid var(--linea); }
.arc-cal-agenda { display: flex; flex-direction: column; gap: 12px; background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio-g); padding: 16px; }
@media (min-width: 1100px) { .arc-cal-agenda { position: sticky; top: calc(var(--barra-alto) + 16px); } }

.arc-cal-grupo { display: flex; flex-direction: column; gap: 10px; }
.arc-cal-grupo-titulo { font-family: var(--serif); font-size: 21px; font-weight: 650; color: var(--azul-900); padding-bottom: 4px; border-bottom: 1px solid var(--linea); }
.arc-cal-fila {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 12px 14px; text-align: left; color: inherit;
  background: var(--blanco); border: 1px solid var(--linea); border-left: 4px solid var(--arc-c);
  border-radius: 14px;
}
.arc-cal-fila:hover { background: var(--azul-50); }
.arc-cal-fila.es-pasada { opacity: .62; }
.arc-cal-fila.es-normal { background: linear-gradient(90deg, var(--oro-claro), var(--blanco) 60%); }
.arc-cal-fila-fecha { flex: none; width: 42px; display: flex; flex-direction: column; align-items: center; line-height: 1.05; }
.arc-cal-fila-fecha b { font-family: var(--serif); font-size: 24px; color: var(--azul-900); }
.arc-cal-fila-fecha span { font-size: 12px; font-weight: 700; color: var(--tinta-3); }
.arc-cal-fila-texto { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.arc-cal-fila-titulo { display: flex; align-items: center; gap: 6px; font-weight: 650; font-size: 15.5px; }
.arc-cal-fila-detalle { font-size: 13.5px; color: var(--tinta-3); }
.arc-cal-fila-cuando { flex: none; font-size: 13px; font-weight: 650; color: var(--tinta-2); text-align: right; max-width: 92px; }
@media (max-width: 420px) { .arc-cal-fila-cuando { display: none; } }

.arc-ev-cabeza { display: flex; align-items: center; gap: 12px; }
.arc-ev-icono { flex: none; width: 46px; height: 46px; border-radius: 999px 999px 12px 12px; display: flex; align-items: center; justify-content: center; background: var(--arc-cf); color: var(--arc-c); }
.arc-ev-fecha { font-family: var(--serif); font-size: 19px; font-weight: 650; color: var(--azul-900); }
.arc-ev-com {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border-radius: 14px;
  background: var(--azul-50); border: 1px solid var(--azul-100);
  color: var(--tinta); text-decoration: none;
}
.arc-ev-com:hover { border-color: var(--azul-200); }
.arc-ev-com > .i:first-child { color: var(--azul-700); flex: none; }
.arc-ev-com > span { flex: 1 1 auto; display: flex; flex-direction: column; min-width: 0; }

/* ===================================================================
   Comunicados: bandeja
   =================================================================== */
.arc-barra-filtros { display: flex; }
.arc-com-lista, .arc-env-lista { display: flex; flex-direction: column; gap: 10px; }
.arc-com {
  position: relative; display: flex; gap: 12px; align-items: flex-start;
  padding: 14px 14px 14px 16px;
  background: var(--blanco); border: 1px solid var(--linea); border-radius: 16px;
  box-shadow: inset 4px 0 0 var(--arc-p, var(--plata));
}
.arc-com:hover { border-color: var(--azul-200); }
.arc-com.es-nuevo { background: linear-gradient(90deg, #FFFBF1, var(--blanco) 55%); }
.arc-com-informativo { --arc-p: var(--azul-500); }
.arc-com-importante { --arc-p: var(--ambar); }
.arc-com-urgente { --arc-p: var(--rojo); }
.arc-com-icono { flex: none; width: 40px; height: 40px; border-radius: 999px 999px 10px 10px; display: flex; align-items: center; justify-content: center; background: var(--azul-100); color: var(--azul-700); }
.arc-com-urgente .arc-com-icono { background: var(--rojo-fondo); color: var(--rojo); }
.arc-com-importante .arc-com-icono { background: var(--ambar-fondo); color: var(--ambar-texto); }
.arc-com-texto { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.arc-com-meta { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--tinta-3); }
.arc-punto-nuevo { width: 9px; height: 9px; border-radius: 50%; background: var(--oro); flex: none; }
.arc-com-titulo { font-family: var(--serif); font-size: 18.5px; font-weight: 650; line-height: 1.25; color: var(--azul-900); text-decoration: none; }
.arc-com-titulo::after { content: ''; position: absolute; inset: 0; border-radius: 16px; }
.arc-com-titulo:focus-visible { box-shadow: none; }
.arc-com-titulo:focus-visible::after { box-shadow: var(--enfoque); }
.arc-com-resumen { font-size: 14.5px; color: var(--tinta-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.arc-com-pie { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; margin-top: 4px; }
.arc-com-accion { position: relative; z-index: 1; flex: none; align-self: center; }
@media (max-width: 560px) {
  .arc-com { flex-wrap: wrap; }
  .arc-com-accion { width: 100%; padding-left: 52px; }
  .arc-com-accion .btn { width: 100%; }
}

.arc-env {
  display: flex; flex-direction: column; gap: 6px;
  padding: 14px 16px; border-radius: 16px;
  background: var(--blanco); border: 1px solid var(--linea);
  box-shadow: inset 4px 0 0 var(--arc-p, var(--plata));
  color: inherit; text-decoration: none;
}
.arc-env:hover { border-color: var(--azul-200); background: var(--azul-50); }
.arc-env-cabeza { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.arc-env-titulo { font-family: var(--serif); font-size: 18px; font-weight: 650; color: var(--azul-900); line-height: 1.25; }
.arc-env-avance { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px; margin-top: 4px; }
.arc-env-cifra { font-size: 13.5px; color: var(--tinta-2); white-space: nowrap; }
.arc-env-cifra b { color: var(--azul-900); }
@media (max-width: 420px) { .arc-env-avance { grid-template-columns: minmax(0, 1fr); gap: 6px; } }

/* ===================================================================
   Comunicados: detalle (oficio, confirmación y lectura)
   =================================================================== */
.arc-com-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: -8px; }
.arc-detalle { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1080px) { .arc-detalle { grid-template-columns: minmax(0, 1fr) minmax(0, 430px); } }
.arc-detalle-lado { display: flex; flex-direction: column; gap: 14px; min-width: 0; }

.arc-oficio {
  position: relative;
  background: var(--arc-papel); border: 1px solid #E6DCC8; border-radius: 6px 6px 16px 16px;
  box-shadow: inset 0 4px 0 var(--oro), var(--sombra);
  padding: 22px 20px 24px;
}
@media (min-width: 720px) { .arc-oficio { padding: 30px 36px 32px; } }
.arc-oficio-cabeza { display: flex; align-items: center; gap: 12px; padding-bottom: 14px; border-bottom: 1px solid #E6DCC8; }
.arc-oficio-cabeza img { width: 44px; height: auto; flex: none; }
.arc-oficio-esc { font-family: var(--serif); font-weight: 650; font-size: 16px; color: var(--azul-900); line-height: 1.25; }
.arc-oficio-folio { flex: none; display: flex; flex-direction: column; align-items: center; padding: 6px 10px; border: 1px solid var(--oro); border-radius: 10px; line-height: 1.15; }
.arc-oficio-folio span { font-size: 11.5px; color: var(--tinta-3); font-weight: 600; }
.arc-oficio-folio b { font-size: 14px; color: var(--azul-900); font-variant-numeric: tabular-nums; }
@media (max-width: 420px) { .arc-oficio-cabeza { flex-wrap: wrap; } .arc-oficio-folio { flex-direction: row; gap: 6px; } }
.arc-oficio-lugar { margin-top: 14px; text-align: right; font-size: 14px; color: var(--tinta-3); font-style: italic; font-family: var(--serif); }
.arc-oficio-titulo { margin-top: 12px; font-family: var(--serif); font-size: clamp(21px, 3.4vw, 25px); font-weight: 650; color: var(--azul-900); line-height: 1.22; }
.arc-oficio-cuerpo { margin-top: 12px; display: flex; flex-direction: column; gap: 12px; font-size: 16px; line-height: 1.62; color: var(--tinta); max-width: 68ch; }
.arc-oficio-lista { display: flex; flex-direction: column; gap: 6px; padding-left: 22px; }
.arc-oficio-lista li::marker { color: var(--oro); }
.arc-oficio-firma { margin-top: 22px; padding-top: 14px; border-top: 1px dashed #DCCFB6; display: flex; flex-direction: column; gap: 2px; }
.arc-lema { font-family: var(--serif); font-style: italic; color: var(--azul-800); margin-bottom: 8px; }

.arc-adjuntos { display: flex; flex-direction: column; gap: 8px; }
.arc-adjunto {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 10px 12px; text-align: left; color: inherit;
  background: var(--blanco); border: 1px solid var(--linea); border-radius: 12px;
}
button.arc-adjunto:hover { border-color: var(--azul-200); background: var(--azul-50); }
.arc-adjunto b { display: block; font-size: 14.5px; overflow-wrap: anywhere; }
.arc-adjunto .mini { display: block; }
.arc-adjunto > .i:last-child { color: var(--azul-700); flex: none; }
.arc-adjunto-icono { flex: none; width: 36px; height: 36px; border-radius: 10px; display: flex; align-items: center; justify-content: center; background: var(--rojo-fondo); color: var(--rojo); }
.arc-adjunto-fijo { padding: 8px 8px 8px 12px; }

.arc-confirmar {
  display: flex; flex-direction: column; gap: 12px;
  padding: 16px; border-radius: 16px;
  background: linear-gradient(180deg, var(--oro-claro), #fff 85%); border: 1px solid #EFD9A8;
}
.arc-confirmar-icono { flex: none; width: 42px; height: 42px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--oro); color: var(--azul-950); }
.arc-confirmado {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; border-radius: 16px;
  background: var(--verde-fondo); border: 1px solid #C3DFCC; color: var(--verde-texto);
}
.arc-confirmado > .i { flex: none; color: var(--verde); }
.arc-confirmado-info { background: var(--plata-claro); border-color: var(--linea); color: var(--tinta); }
.arc-confirmado-info > .i { color: var(--azul-700); }

.arc-lectura { display: flex; flex-direction: column; gap: 16px; }
.arc-lectura .tarjeta-cabeza { margin-bottom: 0; }
.arc-lectura-cabeza { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.arc-lectura-datos { flex: 1 1 200px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; min-width: 0; }
.arc-mini-dato { display: flex; flex-direction: column; padding: 8px 10px; border-radius: 12px; background: var(--cal); min-width: 0; }
.arc-mini-dato span { font-size: 12.5px; font-weight: 600; color: var(--tinta-3); }
.arc-mini-dato b { font-size: 22px; font-weight: 750; color: var(--azul-900); line-height: 1.15; font-variant-numeric: tabular-nums; }
.arc-mini-dato small { font-size: 12px; color: var(--tinta-2); overflow-wrap: anywhere; }
.arc-mini-dato.es-alerta { background: #FFF6F5; }
.arc-mini-dato.es-alerta b { color: var(--rojo); }
.arc-vivo { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--tinta-3); }
.arc-vivo-punto { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--verde); box-shadow: 0 0 0 0 rgba(46, 125, 79, .45); animation: arc-latido 2s ease-out infinite; }
@keyframes arc-latido { 0% { box-shadow: 0 0 0 0 rgba(46, 125, 79, .45); } 80%, 100% { box-shadow: 0 0 0 8px rgba(46, 125, 79, 0); } }
.arc-lectura-acciones { display: flex; flex-wrap: wrap; gap: 8px; }
.arc-lectura-acciones .btn { flex: 1 1 180px; }
.arc-faltan .lista-fila { min-height: 54px; padding: 8px 12px; }
.arc-faltan .avatar { width: 34px; height: 34px; font-size: 12.5px; }
.arc-canales ul { list-style: none; margin-top: 8px; font-size: 14.5px; }
.arc-canales .i { color: var(--azul-700); }
.arc-canales .mini { margin-top: 10px; }

/* ===================================================================
   Comunicados: redactar
   =================================================================== */
.arc-redactar-rejilla { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1080px) { .arc-redactar-rejilla { grid-template-columns: minmax(0, 1fr) 340px; } }
.arc-redactar-lado { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
@media (min-width: 1080px) { .arc-redactar-lado { position: sticky; top: calc(var(--barra-alto) + 16px); } }
.arc-paso-cabeza { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.arc-paso-num { flex: none; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--azul-900); color: var(--oro); font-weight: 800; font-size: 14px; }
.arc-seg-tipos { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr)); }
.arc-seg-op {
  display: flex; align-items: flex-start; gap: 10px; width: 100%;
  padding: 11px 12px; text-align: left; color: inherit;
  border: 1px solid var(--linea); border-radius: 14px; background: var(--blanco);
}
.arc-seg-op:hover { border-color: var(--azul-200); background: var(--azul-50); }
.arc-seg-op > .i { flex: none; color: var(--azul-700); margin-top: 1px; }
.arc-seg-op b { display: block; font-size: 14.5px; }
.arc-seg-op small { display: block; font-size: 12.5px; color: var(--tinta-3); }
.arc-seg-op[aria-pressed='true'] { border-color: var(--azul-700); background: var(--azul-50); box-shadow: inset 0 0 0 1px var(--azul-700); }
.arc-seg-valores { padding: 12px; border-radius: 14px; background: var(--cal); }
.arc-toggles { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.arc-toggles + .arc-toggles { margin-top: 6px; }
.arc-toggles-et { width: 28px; font-size: 13px; font-weight: 700; color: var(--tinta-3); }
.arc-toggle {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 40px; padding: 4px 12px;
  border: 1px solid var(--linea-fuerte); border-radius: 10px; background: var(--blanco);
  font-size: 14px; font-weight: 650; color: var(--tinta-2); line-height: 1.15;
}
.arc-toggle small { font-size: 11px; font-weight: 600; color: var(--tinta-3); }
.arc-toggle[aria-pressed='true'] { background: var(--azul-700); border-color: var(--azul-700); color: #fff; }
.arc-toggle[aria-pressed='true'] small { color: var(--azul-100); }
.arc-contador { display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 12px; background: var(--verde-fondo); color: var(--verde-texto); font-size: 14.5px; }
.arc-contador > .i { flex: none; }
.arc-contador.es-vacio { background: var(--ambar-fondo); color: var(--ambar-texto); }
.arc-plantillas { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.arc-plantilla { min-height: 32px; padding: 0 11px; border: 1px dashed var(--linea-fuerte); border-radius: 999px; background: var(--blanco); color: var(--azul-800); font-size: 13.5px; font-weight: 600; }
.arc-plantilla:hover { border-style: solid; background: var(--azul-50); }
.arc-adjuntar { align-self: flex-start; cursor: pointer; }
.arc-redactar-botones { margin-top: 4px; }

/* Vista previa en el celular */
.arc-telefono {
  width: min(100%, 320px); margin: 0 auto;
  border-radius: 34px; padding: 12px 12px 16px;
  background: var(--azul-950); box-shadow: var(--sombra-alta);
  display: flex; flex-direction: column; gap: 8px;
}
.arc-tel-barra { display: flex; justify-content: space-between; align-items: center; padding: 2px 12px; color: #fff; font-size: 12px; font-weight: 700; }
.arc-tel-app { display: flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 14px 14px 6px 6px; background: var(--azul-900); color: #fff; font-size: 14px; }
.arc-tel-tarjeta {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  padding: 12px; border-radius: 12px; background: #fff;
  box-shadow: inset 4px 0 0 var(--arc-p, var(--plata));
  min-height: 150px;
}
.arc-tel-meta { font-size: 11.5px; color: var(--tinta-3); font-weight: 600; }
.arc-tel-titulo { font-family: var(--serif); font-size: 16.5px; font-weight: 650; color: var(--azul-900); line-height: 1.25; overflow-wrap: anywhere; }
.arc-tel-texto { font-size: 13px; color: var(--tinta-2); line-height: 1.45; white-space: pre-line; overflow-wrap: anywhere; }
.arc-tel-adj { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; color: var(--rojo-texto); }
.arc-tel-boton { align-self: stretch; display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 34px; border-radius: 9px; background: var(--azul-700); color: #fff; font-size: 13px; font-weight: 700; }
.arc-tel-pie { font-size: 11.5px; color: var(--plata); text-align: center; padding: 0 8px; }

/* ===================================================================
   Archivo histórico: láminas y tarjetas de piezas
   =================================================================== */
.arc-img { display: block; width: 100%; height: 100%; object-fit: cover; }
.arc-lamina { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #3E2618; }
.arc-lamina-grande { border-radius: 14px; box-shadow: 0 2px 0 rgba(59, 33, 22, .08), var(--sombra-alta); background: #2B1910; }
.arc-lamina-grande .arc-img { object-fit: contain; }
.arc-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(43, 25, 16, .72); color: var(--arc-sepia-0); border: 1.5px solid rgba(246, 238, 223, .65);
}
.arc-play .i { margin-left: 2px; }
.arc-play-chico { width: 30px; height: 30px; }
.arc-insignia { position: absolute; top: 8px; right: 8px; width: 26px; height: 26px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--oro); color: var(--azul-950); box-shadow: 0 1px 3px rgba(0, 0, 0, .3); }

.arc-rejilla { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr)); }
@media (min-width: 900px) { .arc-rejilla { gap: 16px; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); } }
.arc-pieza {
  display: flex; flex-direction: column; width: 100%; min-width: 0;
  padding: 0; overflow: hidden; text-align: left; color: inherit; text-decoration: none;
  background: var(--arc-papel); border: 1px solid #E6DCC8; border-radius: 14px;
  transition: border-color .15s, box-shadow .15s;
}
.arc-pieza:hover { border-color: var(--arc-sepia-2); box-shadow: 0 6px 18px rgba(59, 33, 22, .12); }
.arc-pieza-cuerpo { display: flex; flex-direction: column; gap: 4px; padding: 10px 11px 12px; flex: 1 1 auto; }
.arc-pieza-meta { font-size: 12.5px; font-weight: 650; color: var(--cafe); }
.arc-pieza-titulo { font-family: var(--serif); font-size: 15.5px; font-weight: 650; line-height: 1.25; color: var(--arc-cafe-oscuro); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.arc-pieza-gen { font-size: 12.5px; color: var(--tinta-3); font-style: italic; font-family: var(--serif); }
.arc-pieza-pie { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: auto; padding-top: 6px; }
.arc-pieza-pie .chip { height: 24px; font-size: 12px; padding: 0 8px; }

.arc-tira { display: grid; grid-auto-flow: column; grid-auto-columns: 148px; gap: 10px; overflow-x: auto; padding: 2px 2px 8px; scrollbar-width: thin; }
.arc-tira-item {
  display: flex; flex-direction: column; gap: 3px; min-width: 0;
  padding: 0 0 8px; text-align: left; color: inherit; text-decoration: none;
  background: var(--arc-papel); border: 1px solid #E6DCC8; border-radius: 12px; overflow: hidden;
}
.arc-tira-item:hover { border-color: var(--arc-sepia-2); }
.arc-tira-img { position: relative; display: block; aspect-ratio: 4 / 3; background: #3E2618; }
.arc-tira-anio { padding: 4px 9px 0; font-size: 12px; font-weight: 700; color: var(--cafe); }
.arc-tira-titulo { padding: 0 9px; font-size: 13px; font-weight: 600; line-height: 1.25; color: var(--arc-cafe-oscuro); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Acervo */
.arc-filtros { display: flex; flex-direction: column; gap: 10px; padding: 14px; border-radius: var(--radio-g); background: var(--cafe-claro); border: 1px solid #E3CFC6; }
.arc-filtros .buscador { flex: none; }
.arc-filtros-selects { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 900px) { .arc-filtros-selects { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.arc-filtros .campo-etiqueta { font-size: 13px; color: var(--cafe); }
.arc-filtros .campo-control { min-height: 42px; padding-top: 8px; padding-bottom: 8px; }
.arc-aviso { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px; border-radius: 16px; background: var(--oro-claro); border: 1px solid #EFD9A8; }
.arc-aviso-img { flex: none; width: 76px; aspect-ratio: 4 / 3; border-radius: 8px; overflow: hidden; background: #3E2618; }
.arc-aviso-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.arc-aviso .crece { flex: 1 1 180px; }

/* Ficha de pieza */
.arc-item-rejilla { display: grid; gap: 20px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1000px) { .arc-item-rejilla { grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); } }
.arc-descripcion { font-family: var(--serif); font-size: 17.5px; line-height: 1.6; color: var(--arc-cafe-oscuro); max-width: 66ch; }
.arc-hito-liga {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border-radius: 14px;
  background: var(--cafe-claro); border: 1px solid #E3CFC6; color: var(--tinta); text-decoration: none;
}
.arc-hito-liga:hover { border-color: var(--arc-sepia-2); }
.arc-hito-liga-anio { flex: none; font-family: var(--serif); font-size: 26px; font-weight: 700; color: var(--cafe); }
.arc-hito-liga .crece { display: flex; flex-direction: column; }
.arc-portal-tarjeta .interruptor { align-items: flex-start; }
.arc-historial { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.arc-historial li { display: flex; flex-direction: column; padding-left: 14px; border-left: 2px solid var(--arc-sepia-2); }
.arc-historial span { color: var(--tinta-3); font-size: 13px; }

/* Subir y catalogar */
.arc-pendientes { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); }
.arc-pend { display: flex; gap: 12px; padding: 12px; border-radius: 16px; background: var(--blanco); border: 1px solid var(--linea); min-width: 0; }
.arc-pend.es-activo { border-color: var(--oro); box-shadow: inset 0 0 0 1px var(--oro); background: var(--oro-claro); }
.arc-pend-img { flex: none; width: 92px; aspect-ratio: 4 / 3; border-radius: 10px; overflow: hidden; background: #3E2618; }
.arc-pend-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.arc-pend-texto { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.arc-pend-titulo { font-family: var(--serif); font-size: 16.5px; font-weight: 650; color: var(--arc-cafe-oscuro); line-height: 1.25; }
@media (max-width: 400px) { .arc-pend { flex-direction: column; } .arc-pend-img { width: 100%; } }
.arc-subir-rejilla { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 1000px) { .arc-subir-rejilla { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); } .arc-subir-rejilla > .pila:first-child { position: sticky; top: calc(var(--barra-alto) + 16px); } }
.arc-vista-previa { display: flex; flex-direction: column; gap: 10px; }
.arc-vista-previa .cargando { height: 100%; color: var(--arc-sepia-1); }
.arc-vista-marca { position: absolute; left: 10px; bottom: 10px; padding: 4px 10px; border-radius: 999px; background: rgba(43, 25, 16, .78); color: var(--arc-sepia-0); font-size: 12.5px; font-weight: 600; }
.arc-archivo-sel { display: flex; align-items: center; gap: 10px; padding: 8px 8px 8px 12px; border-radius: 12px; background: var(--blanco); border: 1px solid var(--linea); }
.arc-archivo-sel > .i { color: var(--cafe); flex: none; }
.arc-archivo-sel b { display: block; font-size: 14px; overflow-wrap: anywhere; }
.arc-archivo-sel .mini { display: block; }
.arc-soltar {
  display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center;
  padding: 18px 14px; border-radius: 16px;
  border: 2px dashed var(--arc-sepia-2); background: var(--arc-papel); color: var(--arc-cafe-oscuro);
}
.arc-soltar > .i { color: var(--cafe); }
.arc-soltar.es-encima { border-color: var(--cafe); background: var(--cafe-claro); }
.arc-soltar .fila { justify-content: center; margin-top: 6px; }
.arc-soltar label { cursor: pointer; }
.arc-clave { font-size: 14px; color: var(--tinta-2); }
.arc-clave b { color: var(--cafe); }
.arc-subir-botones .btn { flex: 1 1 200px; }

/* Opciones de nivel de acceso */
.arc-niveles-ops { display: grid; gap: 8px; grid-template-columns: minmax(0, 1fr); }
.arc-nivel-op {
  display: flex; align-items: flex-start; gap: 12px; width: 100%;
  padding: 12px; text-align: left; color: inherit;
  border: 1px solid var(--linea); border-radius: 14px; background: var(--blanco);
}
.arc-nivel-op:hover:not([disabled]) { border-color: var(--azul-200); }
.arc-nivel-op[disabled] { opacity: .45; cursor: not-allowed; }
.arc-nivel-op b { display: flex; align-items: center; gap: 8px; font-size: 15px; }
.arc-nivel-op small { display: block; font-size: 13px; color: var(--tinta-3); }
.arc-nivel-op-icono { flex: none; width: 38px; height: 38px; border-radius: 12px; display: flex; align-items: center; justify-content: center; }
.arc-nivel-publico .arc-nivel-op-icono { background: var(--verde-fondo); color: var(--verde); }
.arc-nivel-comunidad .arc-nivel-op-icono { background: var(--azul-100); color: var(--azul-700); }
.arc-nivel-restringido .arc-nivel-op-icono { background: var(--cafe-claro); color: var(--cafe); }
.arc-nivel-op[aria-pressed='true'] { border-color: var(--azul-700); box-shadow: inset 0 0 0 1px var(--azul-700); background: var(--azul-50); }
.arc-sugerido { font-style: normal; font-size: 11.5px; font-weight: 700; color: var(--oro-texto); background: var(--oro-claro); padding: 1px 8px; border-radius: 999px; }

/* Línea del tiempo */
.arc-regla { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(66px, 1fr); gap: 4px; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; position: sticky; top: calc(var(--barra-alto) + var(--seg-arriba)); z-index: 5; background: var(--cal); padding-top: 6px; }
@media (min-width: 1024px) { .arc-regla { top: var(--barra-alto); } }
.arc-regla-op { display: flex; flex-direction: column; align-items: center; gap: 1px; padding: 6px 4px; border: 1px solid #E3CFC6; border-radius: 10px; background: var(--arc-papel); color: var(--arc-cafe-oscuro); }
.arc-regla-op b { font-family: var(--serif); font-size: 16px; }
.arc-regla-op span { font-size: 11.5px; color: var(--tinta-3); font-weight: 600; }
.arc-regla-op:hover { border-color: var(--cafe); }
.arc-regla-op.es-vacia { opacity: .55; }
.arc-linea { position: relative; display: flex; flex-direction: column; gap: 26px; padding-left: 26px; }
.arc-linea::before { content: ''; position: absolute; left: 8px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--arc-sepia-2), var(--cafe) 60%, var(--oro)); border-radius: 2px; }
.arc-decada { position: relative; display: flex; flex-direction: column; gap: 12px; scroll-margin-top: calc(var(--barra-alto) + 90px); }
.arc-decada::before { content: ''; position: absolute; left: -24px; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: var(--arc-papel); border: 3px solid var(--cafe); }
.arc-decada-marca { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.arc-decada-anio { font-family: var(--serif); font-size: 28px; font-weight: 700; color: var(--cafe); line-height: 1; }
.arc-decada-cuerpo { display: flex; flex-direction: column; gap: 12px; }
.arc-decada-otras { display: flex; flex-direction: column; gap: 8px; }
.arc-hito {
  display: flex; flex-direction: column; gap: 12px;
  padding: 16px; border-radius: 16px;
  background: var(--arc-papel); border: 1px solid #E6DCC8;
  box-shadow: inset 4px 0 0 var(--cafe);
  scroll-margin-top: calc(var(--barra-alto) + 90px);
}
.arc-hito.es-centenario { box-shadow: inset 4px 0 0 var(--oro); background: linear-gradient(180deg, var(--oro-claro), var(--arc-papel) 70%); }
.arc-hito.es-enfocado { border-color: var(--oro); box-shadow: inset 4px 0 0 var(--oro), 0 0 0 3px rgba(217, 161, 43, .3); }
.arc-hito-cabeza { display: flex; gap: 14px; align-items: flex-start; }
.arc-hito-anio { flex: none; font-family: var(--serif); font-size: 32px; font-weight: 700; color: var(--arc-cafe-oscuro); line-height: 1; }
.arc-hito-fecha { font-size: 13px; font-weight: 650; color: var(--oro-texto); }
.arc-hito-titulo { font-size: 18px; font-weight: 650; color: var(--tinta); margin: 2px 0 4px; }
@media (max-width: 420px) { .arc-hito-cabeza { flex-direction: column; gap: 6px; } }

/* Vincular piezas */
.arc-vincular { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.arc-vincular-fila { display: flex; align-items: center; gap: 10px; padding: 8px; border: 1px solid var(--linea); border-radius: 12px; cursor: pointer; }
.arc-vincular-fila:hover { background: var(--azul-50); }
.arc-vincular-fila input { width: 20px; height: 20px; accent-color: var(--azul-700); flex: none; }
.arc-vincular-img { flex: none; width: 64px; aspect-ratio: 4 / 3; border-radius: 6px; overflow: hidden; background: #3E2618; }
.arc-vincular-fila b { display: block; font-size: 14px; line-height: 1.3; }
.arc-vincular-fila .mini { display: block; }

/* Niveles de acceso */
.arc-niveles-tarjetas .tarjeta { display: flex; flex-direction: column; gap: 8px; }
.arc-nivel-cifra { font-family: var(--serif); font-size: 32px; font-weight: 700; color: var(--azul-900); line-height: 1; }
.arc-nivel-tarjeta.arc-nivel-publico { box-shadow: inset 0 3px 0 var(--verde); }
.arc-nivel-tarjeta.arc-nivel-comunidad { box-shadow: inset 0 3px 0 var(--azul-700); }
.arc-nivel-tarjeta.arc-nivel-restringido { box-shadow: inset 0 3px 0 var(--cafe); }
.arc-ejemplos { list-style: none; display: flex; flex-direction: column; gap: 4px; font-size: 13.5px; margin-top: auto; }
.arc-ejemplos a { color: var(--azul-700); text-decoration: none; }
.arc-ejemplos a:hover { text-decoration: underline; }
.arc-perm { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 999px; font-size: 12.5px; font-weight: 650; white-space: nowrap; }
.arc-perm-no { background: var(--gris-fondo); color: var(--gris-texto); }
.arc-perm-ver, .arc-perm-consultar { background: var(--azul-100); color: var(--azul-800); }
.arc-perm-compartir { background: var(--verde-fondo); color: var(--verde-texto); }
.arc-perm-descargar { background: #DDF0E4; color: var(--verde-texto); }
.arc-perm-solicitar { background: var(--ambar-fondo); color: var(--ambar-texto); }
.arc-perm-administrar { background: var(--cafe-claro); color: var(--cafe); }
.arc-sim-texto { font-size: 15.5px; }
.arc-reglas { display: flex; flex-direction: column; gap: 8px; padding-left: 18px; font-size: 14.5px; color: var(--tinta-2); }
.arc-solicitud { display: flex; flex-direction: column; gap: 6px; padding: 12px; border-radius: 14px; border: 1px solid var(--linea); background: var(--blanco); }
.arc-solicitud.es-pendiente { border-color: #F0DDB1; background: #FFFCF4; }

/* Reproductor de carretes */
.arc-carrete { position: relative; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden; background: #1C110A; box-shadow: var(--sombra-alta); isolation: isolate; }
.arc-carrete-escena { position: absolute; inset: 0; }
.arc-carrete-cuadro { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .7s ease; transform-origin: 55% 45%; }
.arc-carrete-cuadro.es-activo { opacity: 1; animation: arc-acercamiento 4.2s linear forwards; animation-play-state: paused; }
.arc-carrete.es-reproduciendo .arc-carrete-cuadro.es-activo { animation-play-state: running; }
@keyframes arc-acercamiento { from { transform: scale(1); } to { transform: scale(1.07) translate(-1%, -1%); } }
.arc-carrete-velo { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(28, 17, 10, .35), transparent 22%, transparent 58%, rgba(28, 17, 10, .88)); }
.arc-carrete.es-reproduciendo .arc-carrete-velo { animation: arc-parpadeo .18s steps(2) infinite; }
@keyframes arc-parpadeo { 50% { opacity: .93; } }
.arc-carrete-sello { position: absolute; top: 10px; left: 10px; display: inline-flex; align-items: center; gap: 6px; max-width: calc(100% - 20px); padding: 3px 10px; border-radius: 999px; background: rgba(28, 17, 10, .6); color: var(--arc-sepia-0); font-size: 12px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.arc-carrete-leyenda { position: absolute; left: 14px; right: 14px; bottom: 54px; color: #FFF8EA; font-family: var(--serif); font-style: italic; font-size: clamp(15px, 2.4vw, 19px); line-height: 1.3; text-shadow: 0 1px 3px rgba(0, 0, 0, .6); }
.arc-carrete-controles { position: absolute; left: 10px; right: 10px; bottom: 10px; display: flex; align-items: center; gap: 10px; }
.arc-carrete-btn { flex: none; width: 40px; height: 40px; border-radius: 50%; border: 0; display: flex; align-items: center; justify-content: center; background: var(--oro); color: var(--azul-950); }
.arc-carrete-btn:hover { background: var(--oro-hover); }
.arc-carrete-barra { flex: 1 1 auto; display: flex; gap: 3px; min-width: 0; }
.arc-carrete-seg { position: relative; flex: 1 1 0; min-width: 0; height: 20px; padding: 0; border: 0; background: none; }
.arc-carrete-seg::after { content: ''; position: absolute; left: 0; right: 0; top: 8px; height: 4px; border-radius: 2px; background: rgba(255, 248, 234, .3); }
.arc-carrete-seg i { position: absolute; left: 0; top: 8px; z-index: 1; display: block; height: 4px; width: 0; border-radius: 2px; background: var(--oro); }
.arc-carrete-tiempo { flex: none; font-size: 12px; font-weight: 700; color: #FFF8EA; font-variant-numeric: tabular-nums; }

/* ===================================================================
   Archivo histórico: vista pública (portal)
   =================================================================== */
.arc-pub { background: var(--cal); }
.arc-pub-portada { position: relative; overflow: hidden; background: var(--arc-cafe-oscuro); color: var(--arc-sepia-0); }
.arc-pub-portada-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; filter: saturate(.9); }
.arc-pub-portada-velo { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(43, 25, 16, .55) 0%, rgba(43, 25, 16, .82) 55%, rgba(43, 25, 16, .95) 100%); }
@media (min-width: 900px) { .arc-pub-portada-velo { background: linear-gradient(90deg, rgba(43, 25, 16, .95) 0%, rgba(43, 25, 16, .82) 45%, rgba(43, 25, 16, .3) 100%); } }
.arc-pub-portada-cuerpo { position: relative; padding-top: 48px; padding-bottom: 44px; display: flex; flex-direction: column; gap: 14px; }
@media (min-width: 900px) { .arc-pub-portada-cuerpo { padding-top: 84px; padding-bottom: 76px; } .arc-pub-portada-cuerpo > * { max-width: 640px; } }
.arc-pub-sobre { display: inline-flex; align-items: center; gap: 10px; font-family: var(--serif); font-style: italic; font-size: 17px; color: #F2D08C; }
.arc-pub-sobre::before { content: ''; width: 24px; height: 2px; background: var(--oro); }
.arc-pub-portada h1 { font-family: var(--serif); font-weight: 650; font-size: clamp(32px, 6vw, 54px); line-height: 1.06; letter-spacing: -.01em; color: #FFF8EA; }
.arc-pub-portada h1 em { color: #F2D08C; font-weight: 600; }
.arc-pub-texto { font-size: 18px; line-height: 1.55; color: #E9DCC4; max-width: 56ch; }
.arc-pub-buscar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.arc-pub-buscar select { flex: 1 1 240px; min-height: 50px; border-color: transparent; }
.arc-pub-buscar .btn { min-height: 50px; flex: 0 0 auto; }
@media (max-width: 420px) { .arc-pub-buscar .btn { flex: 1 1 100%; } }
.arc-pub-cifras { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 10px; padding-top: 16px; border-top: 1px solid rgba(233, 220, 196, .22); }
.arc-pub-cifra b { display: block; font-family: var(--serif); font-size: clamp(26px, 4vw, 36px); font-weight: 700; color: #FFF8EA; line-height: 1; }
.arc-pub-cifra span { display: block; margin-top: 4px; font-size: 13.5px; color: #D9C7A6; }

.arc-pub-gen { scroll-margin-top: 80px; }
.arc-rejilla-pub { margin-top: 4px; }
.arc-pub-vacio { display: flex; align-items: center; gap: 14px; padding: 18px; border-radius: 16px; border: 1px dashed var(--arc-sepia-2); background: var(--arc-papel); color: var(--arc-cafe-oscuro); margin: 6px 0 14px; }
.arc-pub-vacio > .i { flex: none; color: var(--cafe); }
.arc-pub-gen .nota { margin-top: 16px; }

.arc-pub-carrete { align-items: center; }
.arc-cita { margin: 0; padding: 14px 16px; border-left: 3px solid var(--oro); background: var(--blanco); border-radius: 0 14px 14px 0; }
.arc-cita p { font-family: var(--serif); font-style: italic; font-size: 18px; color: var(--arc-cafe-oscuro); line-height: 1.45; }
.arc-cita footer { margin-top: 6px; font-size: 13.5px; color: var(--tinta-3); }

.arc-pub-decadas { display: grid; gap: 10px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 700px) { .arc-pub-decadas { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .arc-pub-decadas { grid-template-columns: repeat(6, minmax(0, 1fr)); } }
.arc-pub-decada {
  position: relative; display: block; aspect-ratio: 4 / 3; padding: 0; overflow: hidden;
  border: 0; border-radius: 14px; background: #3E2618; text-align: left; color: #FFF8EA;
}
.arc-pub-decada[disabled] { opacity: .5; cursor: default; }
.arc-pub-decada-img { position: absolute; inset: 0; display: block; }
.arc-pub-decada-img .arc-img { transition: transform .4s ease; }
.arc-pub-decada:hover:not([disabled]) .arc-pub-decada-img .arc-img { transform: scale(1.04); }
.arc-pub-decada-texto { position: absolute; left: 0; right: 0; bottom: 0; display: flex; flex-direction: column; gap: 2px; padding: 26px 10px 9px; background: linear-gradient(180deg, transparent, rgba(28, 17, 10, .88)); }
.arc-pub-decada-texto b { font-family: var(--serif); font-size: 22px; line-height: 1; }
.arc-pub-decada-texto span { font-size: 12px; line-height: 1.25; color: #E9DCC4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.arc-pub-filtros { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px 16px; }
.arc-pub-filtros .arc-cal-tipos { flex: 1 1 320px; min-width: 0; }
.arc-pub-filtros .campo { flex: 0 1 220px; }

.arc-pub-dona {
  display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); align-items: center;
  padding: 24px 20px; border-radius: 22px;
  background: linear-gradient(135deg, #4A2A1C, var(--arc-cafe-oscuro)); color: #F6EEDF;
}
@media (min-width: 800px) { .arc-pub-dona { grid-template-columns: minmax(0, 1fr) auto; padding: 32px 36px; } }
.arc-pub-dona h2 { font-family: var(--serif); font-size: clamp(23px, 3.4vw, 30px); font-weight: 650; color: #FFF8EA; margin: 6px 0 8px; }
.arc-pub-dona p { color: #E2D3B8; max-width: 60ch; }
.arc-pub-dona .arc-pub-sobre { color: #F2D08C; }
.arc-pub-dona-accion .btn { min-height: 50px; }

/* Detalle de pieza pública (hoja) */
.arc-pub-detalle { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .arc-pub-detalle { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); align-items: start; } }
.arc-pub-anio { font-family: var(--serif); font-style: italic; color: var(--cafe); font-size: 15px; }
.arc-hoja-pieza .hoja-titulo { color: var(--arc-cafe-oscuro); }

@media (prefers-reduced-motion: reduce) {
  .arc-carrete-cuadro.es-activo { animation: none; }
  .arc-vivo-punto { animation: none; }
}