/* QR Switch — panel. Un solo fichero, sin dependencias externas. */
:root{
  --bg:#0e1116; --rail:#151b25; --card:#161d28; --card2:#1b2331;
  --line:#26303f; --tx:#e8edf5; --mut:#8b98ab; --acc:#2dd4a7; --acc2:#0f766e;
  --warn:#f7b955; --err:#ff6b6b; --ok:#2dd4a7; --r:12px;
  --fuente:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--tx);font:15px/1.45 var(--fuente);-webkit-text-size-adjust:100%}
a{color:inherit;text-decoration:none}
a:hover{color:#fff}
code{font-family:var(--mono);font-size:.92em}
.mut{color:var(--mut)}
.mini{font-size:12px}
.gris{opacity:.7}
h1{font-size:22px;margin:6px 0 4px;line-height:1.25}
h2{font-size:15px;margin:0 0 10px;color:#c7d2e0;text-transform:uppercase;letter-spacing:.06em}
input,select,textarea{font:inherit;color:var(--tx);background:var(--card2);border:1px solid var(--line);
  border-radius:9px;padding:9px 11px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--acc2);outline-offset:1px}
input[type=checkbox]{width:auto;accent-color:var(--acc)}

/* ------------------------------- estructura ------------------------------- */
body.panel{display:grid;grid-template-columns:300px 1fr;min-height:100vh}
.rail{background:var(--rail);border-right:1px solid var(--line);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;overflow:hidden}
.marca{padding:16px 16px 10px;display:flex;flex-direction:column;gap:2px;border-bottom:1px solid var(--line)}
.marca b{font-size:16px;letter-spacing:.02em}
.arbol{flex:1;overflow-y:auto;padding:10px 8px}
.rail-pie{border-top:1px solid var(--line);padding:12px;display:flex;flex-direction:column;gap:8px}
.lienzo{padding:22px 26px 60px;max-width:1100px;width:100%}
.burger{display:none}
.velo{display:none}

/* --------------------------------- árbol --------------------------------- */
.node{display:flex;align-items:center;border-radius:9px;padding-left:calc(6px + var(--n,0) * 15px)}
.node+.node{margin-top:1px}
.node .lnk{display:flex;align-items:center;gap:8px;flex:1;min-width:0;padding:7px 8px;border-radius:9px;
  overflow:hidden;white-space:nowrap}
.node .lnk .tx{overflow:hidden;text-overflow:ellipsis}
.node .ico{flex:0 0 auto;opacity:.95}
.node.campana .lnk{color:#cbd6e6}
.node .cnt{flex:0 0 auto;margin-left:auto;font-size:11px;color:var(--mut);background:#0e131c;
  border:1px solid var(--line);border-radius:20px;padding:1px 7px}
.node:hover{background:#1b2432}
.node.on{background:#1d2a3a}
.node.on>.lnk,.node.on:hover>a{color:#fff}
.node.on{box-shadow:inset 2px 0 0 var(--acc)}
.node .acts{display:none;gap:2px;padding-right:6px;flex:0 0 auto}
.node:hover .acts{display:flex}
.node .acts a{opacity:.75;font-size:13px;padding:2px 3px;border-radius:6px}
.node .acts a:hover{opacity:1;background:#0e131c}
.node.home:before,.node.sueltos:before{content:""}
.node.home,.node.sueltos{padding-left:6px;margin-bottom:6px}

/* --------------------------------- cabecera ------------------------------- */
.cab{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start;justify-content:space-between;margin-bottom:16px}
.migas{font-size:13px;color:var(--mut);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.migas a{color:#a9b7ca}
.migas .sep{opacity:.5}
.acciones{display:flex;gap:8px;flex-wrap:wrap}
.acc{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.acc.pie{margin-top:2px}
.acc.mini{margin-top:8px;justify-content:center}

/* --------------------------------- botones -------------------------------- */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--card2);
  color:var(--tx);border-radius:9px;padding:8px 13px;font:inherit;font-size:14px;cursor:pointer}
.btn:hover{border-color:#37455b;background:#202a3a}
.btn.pri{background:var(--acc);border-color:var(--acc);color:#06231c;font-weight:600}
.btn.pri:hover{background:#49e3ba;color:#04170f}
.btn.danger{color:#ffc9c9;border-color:#4a2b30}
.btn.danger:hover{background:#3a1f24;border-color:#6b3540}
.btn.ancho{width:100%;justify-content:center}

/* --------------------------------- avisos --------------------------------- */
.aviso{border-radius:10px;padding:11px 13px;margin:0 0 14px;border:1px solid}
.aviso.ok{background:#10251f;border-color:#1d5747;color:#a8ecda}
.aviso.warn{background:#2a2213;border-color:#5d4a1e;color:#f4d9a3}
.aviso.err{background:#2a1618;border-color:#5d2b31;color:#ffc2c2}

/* --------------------------------- bloques -------------------------------- */
.bloque{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px}
.tarjeta{display:flex;gap:11px;align-items:center;background:var(--card2);border:1px solid var(--line);
  border-radius:10px;padding:12px 13px}
.tarjeta:hover{border-color:#3b4b62;background:#1e2735}
.tarjeta .tico{font-size:20px}
.tarjeta .ttx{display:flex;flex-direction:column;gap:3px;min-width:0}
.tarjeta b{font-weight:600}
.cols{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.cols>div{flex:1 1 320px;min-width:280px}

/* -------------------------- filas plegables (elementos) ------------------- */
.lista{display:flex;flex-direction:column;gap:8px}
.fila{background:var(--card2);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.fila.off{opacity:.62}
.fila>summary{display:flex;align-items:center;gap:10px;padding:11px 13px;cursor:pointer;list-style:none;
  flex-wrap:wrap}
.fila>summary::-webkit-details-marker{display:none}
.fila:hover{border-color:#3b4b62}
.fila[open]{border-color:#3b4b62}
.chip{font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:#9fb0c6;background:#0f151e;
  border:1px solid var(--line);border-radius:20px;padding:2px 8px;flex:0 0 auto}
.fila .meta{margin-left:auto;font-size:13px;color:var(--mut);white-space:nowrap}
.chev{color:var(--mut);transition:transform .15s;flex:0 0 auto}
details[open] .chev{transform:rotate(180deg)}
.cuerpo{padding:4px 13px 14px;border-top:1px solid var(--line)}
.tag{font-size:11px;border-radius:20px;padding:2px 8px;border:1px solid var(--line);background:#0f151e;color:#a9b7ca}
.tag.alt{border-color:#3d3357;color:#c9b6ff;background:#191533}
.tag.ok{border-color:#1d5747;color:#8fe6cf;background:#10251f}
.tag.off{border-color:#5d2b31;color:#ffbdbd;background:#2a1618}
.bloque>details>summary,.herra>summary{cursor:pointer;list-style:none}

/* ------------------------------- herramientas ----------------------------- */
.herramientas{display:flex;flex-direction:column;gap:8px}
.herra{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:0}
.herra>summary{padding:13px 16px;font-weight:600;display:flex;align-items:center;gap:8px}
.herra[open]>summary{border-bottom:1px solid var(--line)}
.herra>.cuerpo{padding:14px 16px 16px;border-top:0}
.herra.ajustes{background:transparent}
.rejilla-form{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.rejilla-form label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--mut);flex:1 1 190px}
.rejilla-form label.ancho{flex:1 1 320px}
.rejilla-form label.check{flex-direction:row;align-items:center;gap:8px;font-size:14px;color:var(--tx);flex:0 0 auto}
.rejilla-form .acc{flex:0 0 auto}

/* --------------------------------- QR ------------------------------------- */
.qrmini{flex:0 0 auto;text-align:center}
.qrbox{background:#fff;padding:10px;border-radius:10px;width:180px;margin:0 auto}
.qrbox svg{display:block;width:100%;height:auto}

/* --------------------------------- tablas --------------------------------- */
.tbl{width:100%;border-collapse:collapse}
.tbl td{padding:7px 10px;border-bottom:1px solid var(--line);font-size:14px}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;color:var(--mut)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.center{max-width:380px;margin:12vh auto}

/* --------------------------------- suelto (login) ------------------------- */
body.suelto{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
body.suelto .card{width:100%;max-width:360px}
body.suelto h1{margin:0 0 14px;font-size:20px}
body.suelto form{display:flex;flex-direction:column;gap:12px}
body.suelto label{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--mut)}

/* --------------------------------- móvil ---------------------------------- */
@media (max-width:900px){
  body.panel{grid-template-columns:1fr}
  .rail{position:fixed;inset:0 auto 0 0;width:290px;z-index:30;transform:translateX(-100%);
    transition:transform .18s ease}
  body.abierto .rail{transform:none}
  body.abierto .velo{display:block;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:20}
  .burger{display:inline-flex;align-items:center;gap:8px;background:var(--card2);color:var(--tx);
    border:1px solid var(--line);border-radius:9px;padding:8px 12px;font:inherit;margin-bottom:14px;cursor:pointer}
  .lienzo{padding:16px 14px 60px}
  h1{font-size:19px}
  .fila .meta{margin-left:0;width:100%}
  .qrbox{width:150px}
}