/* ============================================================
   EXPLORADOR — Centro de especificación industrial (2026-08-25)
   Sustituye la experiencia del capítulo #explorador de productos.html.
   Identidad heredada del sitio: navy industrial, rojo de acción,
   marfil de lectura, Archivo, líneas técnicas.
   ============================================================ */

.exp-shell{ padding:34px 0 0; }

/* ---------- cabecera compacta (sin columna editorial permanente) ---------- */
.exp-top{
  display:grid; grid-template-columns:minmax(0,1fr) auto;
  gap:22px 34px; align-items:end;
  padding-bottom:20px; border-bottom:2px solid var(--ink-navy);
}
.exp-kicker{
  display:flex; align-items:center; gap:9px;
  font-family:'Archivo',sans-serif; font-size:11px; font-weight:800;
  letter-spacing:.14em; text-transform:uppercase; color:var(--brick);
  margin:0 0 9px;
}
.exp-kicker::before{ content:''; width:26px; height:2px; background:var(--brick); }
.exp-top h1,.exp-top .exp-h{
  font-family:'Archivo',sans-serif; font-weight:900; text-transform:uppercase;
  font-size:clamp(25px,2.9vw,38px); line-height:1.04; letter-spacing:-.015em;
  color:var(--ink-navy); margin:0;
}
.exp-bajada{
  margin:12px 0 0; max-width:52ch;
  font-size:14.5px; line-height:1.55; color:var(--gray-mid); font-weight:400;
}
.exp-contador{ margin:9px 0 0; font-size:13.5px; color:var(--gray-mid); font-weight:600; }
.exp-contador b{ color:var(--ink-navy); font-weight:800; font-variant-numeric:tabular-nums; }

.exp-tools{ display:flex; flex-direction:column; gap:10px; align-items:flex-end; }
.exp-tools-row{ display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end; align-items:center; }

.exp-buscador{ position:relative; width:min(420px,100%); }
.exp-buscador input{
  width:100%; height:52px; padding:0 46px; box-sizing:border-box;
  border:2px solid var(--ink-navy); border-radius:6px; background:#fff;
  font-family:'Archivo',sans-serif; font-size:15px; font-weight:500; color:var(--ink-navy);
  transition:box-shadow .15s ease, border-color .15s ease;
}
.exp-buscador input::placeholder{ color:var(--gray-mid); font-weight:400; }
.exp-buscador input:focus{ outline:none; border-color:var(--brick); box-shadow:0 0 0 3px rgba(215,0,0,.14); }
.exp-buscador svg{
  position:absolute; left:15px; top:50%; transform:translateY(-50%);
  width:19px; height:19px; color:var(--gray-mid); pointer-events:none;
}
.exp-q-clear{
  position:absolute; right:6px; top:50%; transform:translateY(-50%);
  width:40px; height:40px; border:0; border-radius:4px; background:none;
  color:var(--gray-mid); cursor:pointer; display:none; align-items:center; justify-content:center;
  font-size:15px;
}
.exp-q-clear.es-on{ display:flex; }
.exp-q-clear:hover{ color:var(--brick); background:#eef1f3; }
.exp-q-clear:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }

.exp-btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  min-height:44px; padding:0 17px; border-radius:6px;
  font-family:'Archivo',sans-serif; font-size:13px; font-weight:800; letter-spacing:.02em;
  text-decoration:none; cursor:pointer; border:1.5px solid transparent;
  transition:background-color .15s ease, border-color .15s ease, color .15s ease;
}
.exp-btn:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }
.exp-btn-rojo{ background:var(--brick); color:#fff; border-color:var(--brick); }
.exp-btn-rojo:hover{ background:var(--brick-deep); border-color:var(--brick-deep); color:#fff; }
.exp-btn-navy{ background:var(--ink-navy); color:#fff; border-color:var(--ink-navy); }
.exp-btn-navy:hover{ background:#0c2b4d; border-color:#0c2b4d; color:#fff; }
.exp-btn-linea{ background:#fff; color:var(--ink-navy); border-color:var(--gray-line); }
.exp-btn-linea:hover{ border-color:var(--brick); color:var(--brick); }
.exp-btn-linea[aria-pressed="true"]{ background:var(--brick); border-color:var(--brick); color:#fff; }
.exp-btn[disabled]{ opacity:.42; cursor:not-allowed; }
.exp-pdf{
  display:inline-flex; align-items:center; min-height:44px;
  font-family:'Archivo',sans-serif; font-size:12.5px; font-weight:700;
  color:var(--gray-mid); text-decoration:underline; text-underline-offset:3px;
}
.exp-pdf:hover{ color:var(--ink-navy); }
.exp-pdf:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }

.exp-order{ display:flex; align-items:center; gap:8px; min-height:44px; }
.exp-order > span{
  font-size:10px; font-weight:900; letter-spacing:.1em; text-transform:uppercase; color:var(--gray-mid);
}
.exp-order select{
  min-height:44px; padding:0 34px 0 12px; border:1.5px solid var(--gray-line); border-radius:5px;
  background:#fff; color:var(--ink-navy); font-family:'Archivo',sans-serif; font-size:12px; font-weight:800;
}
.exp-order select:focus-visible{ outline:3px solid var(--brick); outline-offset:2px; }

/* ---------- familias ---------- */
.exp-familias{
  --rail:#071d32;
  position:relative; isolation:isolate;
  display:grid; grid-template-columns:repeat(6,minmax(0,1fr)); gap:1px;
  padding:7px; margin-top:16px; border:1px solid #173652;
  background:var(--rail); box-shadow:0 18px 42px rgba(6,29,51,.16);
  clip-path:polygon(0 0,calc(100% - 18px) 0,100% 18px,100% 100%,18px 100%,0 calc(100% - 18px));
}
.exp-familias::before{
  content:'FAMILIAS / SISTEMA DE BÚSQUEDA'; position:absolute; z-index:-1; inset:0;
  color:transparent; pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:18px 18px;
}
.exp-familias::after{
  content:''; position:absolute; z-index:3; left:8px; right:24px; top:7px; height:2px;
  background:linear-gradient(90deg,var(--brick),rgba(215,0,0,.16) 48%,transparent 82%);
  pointer-events:none;
}
.exp-fam{
  position:relative; overflow:hidden; display:grid; grid-template-rows:auto 1fr auto;
  gap:8px; align-items:start; min-height:104px; padding:14px 14px 13px;
  border:0; border-radius:0; outline:1px solid rgba(255,255,255,.12);
  background:#f7f9fa; cursor:pointer; text-align:left;
  font-family:'Archivo',sans-serif;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
}
.exp-fam::before{ content:''; position:absolute; inset:0 auto 0 0; width:3px; background:var(--brick); transform:scaleY(0); transform-origin:bottom; transition:transform .2s ease; }
.exp-fam::after{ content:''; position:absolute; right:-30px; bottom:-34px; width:74px; height:74px; border:1px solid rgba(6,29,51,.10); transform:rotate(45deg); transition:transform .24s ease,border-color .2s ease; }
.exp-fam:hover{ z-index:2; transform:translateY(-4px); box-shadow:0 13px 26px rgba(0,0,0,.22); background:#fff; }
.exp-fam:hover::before{ transform:scaleY(1); }
.exp-fam:hover::after{ transform:rotate(45deg) translate(-5px,-5px); }
.exp-fam:focus-visible{ outline:3px solid var(--brick); outline-offset:2px; }
.exp-fam-top{ display:flex; width:100%; align-items:center; justify-content:space-between; gap:8px; }
.exp-fam-num{ display:inline-flex; align-items:center; gap:7px; font-size:9px; font-weight:900; letter-spacing:.16em; color:var(--brick); }
.exp-fam-num::before{ content:''; width:6px; height:6px; border-radius:50%; background:currentColor; box-shadow:0 0 0 3px rgba(215,0,0,.10); }
.exp-fam-arrow{ font-size:16px; font-weight:900; line-height:1; color:#607080; transition:transform .18s ease,color .18s ease; }
.exp-fam:hover .exp-fam-arrow{ transform:translate(2px,-2px); }
.exp-fam-nom{ position:relative; z-index:1; max-width:15ch; font-size:13px; line-height:1.08; font-weight:900; color:var(--ink-navy); letter-spacing:-.01em; }
.exp-fam-n{ position:relative; z-index:1; display:inline-flex; align-items:center; align-self:end; width:max-content; padding:4px 7px; background:#e8edf1; font-size:9.5px; font-weight:800; letter-spacing:.03em; color:#536473; font-variant-numeric:tabular-nums; }
.exp-fam[aria-selected="true"]{ z-index:2; transform:translateY(-4px); background:linear-gradient(145deg,#061d33,#0b3155); box-shadow:0 15px 30px rgba(0,0,0,.28),inset 0 0 0 1px rgba(255,255,255,.08); }
.exp-fam[aria-selected="true"]::before{ transform:scaleY(1); }
.exp-fam[aria-selected="true"]::after{ border-color:rgba(255,255,255,.13); }
.exp-fam[aria-selected="true"] .exp-fam-nom,
.exp-fam[aria-selected="true"] .exp-fam-arrow{ color:#fff; }
.exp-fam[aria-selected="true"] .exp-fam-n{ color:#fff; background:rgba(255,255,255,.12); }
.exp-fam[aria-selected="true"] .exp-fam-num{ color:#ff6b6b; }
.exp-fam[aria-selected="true"] .exp-fam-num::before{ box-shadow:0 0 0 3px rgba(255,107,107,.16),0 0 13px rgba(255,50,50,.9); }

.exp-tipos{ display:flex; gap:8px; flex-wrap:wrap; align-items:center; padding:14px 0 0; }
.exp-tipos[hidden]{ display:none; }
.exp-tipos-lbl{
  font-size:11px; font-weight:800; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gray-mid); margin-right:2px;
}
.exp-chip{
  min-height:44px; padding:0 14px; border-radius:999px;
  border:1.5px solid var(--gray-line); background:#fff;
  font-family:'Archivo',sans-serif; font-size:12.5px; font-weight:700;
  color:var(--ink-navy); cursor:pointer; display:inline-flex; align-items:center;
  transition:background-color .15s ease, border-color .15s ease, color .15s ease;
}
.exp-chip:hover{ border-color:var(--ink-navy); }
.exp-chip:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }
.exp-chip[aria-pressed="true"]{ background:var(--ink-navy); border-color:var(--ink-navy); color:#fff; }

.exp-movil{ display:none; }

/* ---------- grilla ---------- */
.exp-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:22px;
  padding:26px 0 44px; list-style:none; margin:0;
}
.exp-card{
  display:flex; flex-direction:column; min-width:0; background:#fff;
  border:1px solid var(--gray-line); border-radius:6px; overflow:hidden;
  transition:border-color .16s ease, box-shadow .16s ease;
}
.exp-card:hover{ border-color:var(--ink-navy); box-shadow:0 10px 26px rgba(6,29,51,.10); }
.exp-card:focus-within{ border-color:var(--ink-navy); }
.exp-card.es-elegido{ border-color:var(--brick); box-shadow:0 0 0 1px var(--brick); }

/* 8/5: area multimedia uniforme para fotografia y placa */
.exp-media{ position:relative; aspect-ratio:8/5; background:#eef1f3; overflow:hidden; }
.exp-media img{ width:100%; height:100%; object-fit:cover; display:block; }
.exp-media-capa{ position:absolute; inset:0; z-index:2; display:block; }

/* placa neutral: marfil, trama técnica, sin códigos ni siluetas */
.exp-placa{
  position:absolute; inset:0;
  background:
    repeating-linear-gradient(135deg,rgba(6,29,51,.045) 0 1px,transparent 1px 8px),
    linear-gradient(165deg,#f4f2ec 0%,#eceae3 100%);
  display:flex; flex-direction:column; justify-content:space-between;
  padding:13px 15px; color:var(--ink-navy);
  border-bottom:1px solid rgba(6,29,51,.09);
}
.exp-placa-top{ display:flex; flex-direction:column; gap:3px; }
.exp-placa-marca{ font-size:9.5px; font-weight:800; letter-spacing:.17em; text-transform:uppercase; color:rgba(6,29,51,.46); }
.exp-placa-fam{ font-size:10px; font-weight:700; letter-spacing:.07em; text-transform:uppercase; color:rgba(6,29,51,.34); }
.exp-placa-nom{ font-size:15px; font-weight:800; line-height:1.2; letter-spacing:-.01em; color:rgba(6,29,51,.72); margin:0; overflow-wrap:break-word; }
.exp-placa-msg{ display:flex; align-items:center; gap:8px; font-size:11px; font-weight:700; color:rgba(6,29,51,.55); line-height:1.3; margin:0; }
.exp-placa-msg::before{ content:''; flex:0 0 auto; width:18px; height:2px; background:var(--brick); }

.exp-media-fam{
  position:absolute; left:0; bottom:0; z-index:3;
  background:var(--ink-navy); color:#fff;
  font-family:'Archivo',sans-serif; font-size:10px; font-weight:800;
  letter-spacing:.09em; text-transform:uppercase; padding:7px 11px;
}

.exp-body{ padding:16px 17px 15px; display:flex; flex-direction:column; gap:9px; flex:1; min-width:0; }
.exp-nom{
  font-family:'Archivo',sans-serif; font-size:17.5px; font-weight:800; line-height:1.18;
  letter-spacing:-.012em; color:var(--ink-navy); margin:0;
  overflow-wrap:break-word; hyphens:auto;
}
.exp-desc{
  margin:0; font-size:13px; line-height:1.5; color:var(--gray-mid); font-weight:400;
  display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden;
}
.exp-formatos{
  display:inline-flex; align-items:center; gap:6px; align-self:flex-start;
  font-size:11px; font-weight:800; letter-spacing:.05em; text-transform:uppercase;
  color:#0c2b4d; background:rgba(12,43,77,.08); padding:5px 9px; border-radius:3px;
}
.exp-formatos::before{ content:''; width:6px; height:6px; border-radius:50%; background:var(--brick); }
.exp-acciones{ display:flex; gap:8px; margin-top:auto; padding-top:12px; }
.exp-acciones .exp-btn{ flex:1 1 auto; min-width:0; font-size:12.5px; padding:0 10px; }

.exp-vacio{
  grid-column:1/-1; text-align:center; padding:56px 22px;
  border:1.5px dashed var(--gray-line); border-radius:6px; background:#fff;
}
.exp-vacio h3{ font-size:21px; font-weight:800; color:var(--ink-navy); margin:0 0 9px; }
.exp-vacio p{ margin:0 auto 20px; max-width:430px; font-size:14px; line-height:1.6; color:var(--gray-mid); }
.exp-vacio-acciones{ display:flex; gap:10px; justify-content:center; flex-wrap:wrap; }

/* ---------- modal de orientación ---------- */
.exp-modal{ position:fixed; inset:0; z-index:90; background:rgba(6,29,51,.72); display:flex; align-items:center; justify-content:center; padding:22px; }
.exp-modal[hidden]{ display:none; }
.exp-modal-caja{ background:#fff; border-radius:8px; width:min(620px,100%); max-height:min(88vh,760px); overflow:auto; box-shadow:0 26px 70px rgba(0,0,0,.36); }
.exp-modal-head{ display:flex; justify-content:space-between; align-items:flex-start; gap:16px; padding:22px 24px 16px; border-bottom:1px solid var(--gray-line); }
.exp-modal-head h3{ font-size:20px; font-weight:900; text-transform:uppercase; letter-spacing:-.01em; margin:0; color:var(--ink-navy); }
.exp-modal-head p{ margin:6px 0 0; font-size:13px; color:var(--gray-mid); line-height:1.5; }
.exp-cerrar{ flex:0 0 auto; width:44px; height:44px; border:1px solid var(--gray-line); border-radius:6px; background:#fff; color:var(--ink-navy); font-size:20px; line-height:1; cursor:pointer; }
.exp-cerrar:hover{ border-color:var(--ink-navy); background:#eef1f3; }
.exp-cerrar:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }
.exp-modal-cuerpo{ padding:20px 24px 24px; }
.exp-paso{ font-size:10.5px; font-weight:800; letter-spacing:.13em; text-transform:uppercase; color:var(--brick); }
.exp-modal-cuerpo h4{ font-size:17px; font-weight:800; margin:6px 0 14px; color:var(--ink-navy); }
.exp-opciones{ display:grid; gap:9px; margin-bottom:18px; }
.exp-opcion{
  display:flex; align-items:center; gap:11px; min-height:52px; padding:11px 14px;
  border:1.5px solid var(--gray-line); border-radius:6px; background:#fff; cursor:pointer;
  text-align:left; font-family:'Archivo',sans-serif; font-size:14px; font-weight:600; color:var(--ink-navy);
  transition:border-color .15s ease, background-color .15s ease;
}
.exp-opcion:hover{ border-color:var(--ink-navy); background:#eef1f3; }
.exp-opcion:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }
.exp-opcion span:first-child{ flex:0 0 auto; width:26px; height:26px; border-radius:50%; background:#eef1f3; color:var(--gray-mid); display:flex; align-items:center; justify-content:center; font-size:11px; font-weight:800; }
.exp-modal-pie{ display:flex; justify-content:flex-end; gap:10px; flex-wrap:wrap; }
.exp-aviso{ background:var(--cream-panel,#f5f5f3); border-left:3px solid var(--brick); padding:13px 15px; margin:0 0 18px; font-size:13px; line-height:1.55; color:var(--ink-navy); }
.exp-sug{ list-style:none; margin:0 0 18px; padding:0; display:grid; gap:9px; }
.exp-sug li{ display:flex; justify-content:space-between; align-items:center; gap:12px; border:1px solid var(--gray-line); border-radius:6px; padding:12px 14px; }
.exp-sug-nom{ font-size:14.5px; font-weight:800; color:var(--ink-navy); }
.exp-sug-fam{ font-size:11px; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--gray-mid); }

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .exp-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
  .exp-familias{ grid-template-columns:repeat(3,minmax(0,1fr)); }
}
@media (max-width:880px){
  .exp-top{ grid-template-columns:1fr; align-items:start; gap:16px; }
  .exp-tools{ align-items:stretch; }
  .exp-tools-row{ justify-content:flex-start; }
  .exp-buscador{ width:100%; }
}
@media (max-width:700px){
  .exp-grid{ grid-template-columns:1fr; gap:16px; }
  .exp-familias,.exp-tipos{ display:none; }
  .exp-movil{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; padding:14px 0 0; }
  .exp-movil .exp-btn{ flex:1 1 auto; }
  .exp-panel{ position:fixed; inset:0; z-index:80; background:rgba(6,29,51,.72); display:flex; align-items:flex-end; }
  .exp-panel[hidden]{ display:none; }
  .exp-panel-caja{ background:#fff; width:100%; max-height:86vh; overflow:auto; border-radius:10px 10px 0 0; padding:20px 18px 26px; }
  .exp-panel-head{ display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; }
  .exp-panel-head h3{ font-size:17px; font-weight:900; text-transform:uppercase; margin:0; color:var(--ink-navy); }
  .exp-panel-grupo{ margin-bottom:20px; }
  .exp-panel-grupo h4{ font-size:11px; font-weight:800; letter-spacing:.11em; text-transform:uppercase; color:var(--gray-mid); margin:0 0 10px; }
  .exp-panel-ops{ display:grid; gap:7px; }
  .exp-panel-op{
    display:flex; justify-content:space-between; align-items:center; gap:10px;
    min-height:48px; padding:10px 14px; border:1.5px solid var(--gray-line);
    border-radius:6px; background:#fff; cursor:pointer;
    font-family:'Archivo',sans-serif; font-size:14px; font-weight:700; color:var(--ink-navy); text-align:left;
  }
  .exp-panel-op:focus-visible{ outline:3px solid var(--ink-navy); outline-offset:2px; }
  .exp-panel-op[aria-pressed="true"]{ border-color:var(--brick); background:rgba(215,0,0,.05); color:var(--brick); }
  .exp-panel-op b{ font-size:12px; font-weight:800; color:var(--gray-mid); font-variant-numeric:tabular-nums; }
  .exp-panel-op[aria-pressed="true"] b{ color:var(--brick); }
  .exp-panel-pie{ display:flex; gap:9px; position:sticky; bottom:0; background:#fff; padding-top:12px; }
  .exp-panel-pie .exp-btn{ flex:1; }
}
.exp-panel{ display:none; }
@media (max-width:700px){ .exp-panel{ display:flex; } .exp-panel[hidden]{ display:none; } }

@media (max-width:400px){
  .exp-acciones{ flex-direction:column; }
  .exp-acciones .exp-btn{ width:100%; }
}

@media (prefers-reduced-motion:reduce){
  .exp-fam,
  .exp-fam-arrow{ transition:none; }
  .exp-fam:hover .exp-fam-arrow{ transform:none; }
}

@media (prefers-reduced-motion:no-preference){
  @keyframes exp-fam-signal{ 50%{ opacity:.42; transform:scale(.72); } }
  .exp-fam[aria-selected="true"] .exp-fam-num::before{ animation:exp-fam-signal 2.2s ease-in-out infinite; }
}

/* Etiqueta solo para lectores de pantalla: productos.html no declara .sr-only,
   asi que la clase vive aqui junto al resto del explorador. */
.exp-shell .sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0;
}

/* La insignia de familia se apoya sobre la esquina inferior izquierda del
   area multimedia. En la placa neutral tapaba el mensaje de estado, asi que
   este reserva su altura. */
.exp-placa{ padding-bottom:44px; }
.exp-placa-msg{ position:relative; z-index:1; }