/* ============================================================
   Panel de administración
   ============================================================ */
:root {
    --fondo:        #0f1115;
    --superficie:   #171a21;
    --superficie-2: #1e222b;
    --borde:        #2a2f3a;
    --texto:        #e6e9ef;
    --texto-tenue:  #9aa3b2;
    --primario:     #f5a524;
    --primario-osc: #c47f10;
    --ok:           #2ecc71;
    --error:        #e74c3c;
    --aviso:        #f39c12;
    --radio:        10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--fondo);
    color: var(--texto);
    font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--primario); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
    background: var(--superficie-2);
    padding: 1px 6px;
    border-radius: 5px;
    font-size: .85em;
    color: #ffd08a;
}
hr { border: 0; border-top: 1px solid var(--borde); margin: 22px 0; }
kbd {
    background: var(--superficie-2); border: 1px solid var(--borde);
    border-radius: 4px; padding: 0 5px; font-size: .85em;
}

/* ---------- Barra superior ---------- */
.barra {
    display: flex; align-items: center; gap: 24px;
    padding: 12px 24px;
    background: var(--superficie);
    border-bottom: 1px solid var(--borde);
    position: sticky; top: 0; z-index: 50;
}
.marca { font-weight: 700; font-size: 17px; color: var(--texto); }
.marca:hover { text-decoration: none; }
.barra-nav { display: flex; gap: 6px; flex: 1; }
.barra-nav a {
    padding: 7px 14px; border-radius: var(--radio);
    color: var(--texto-tenue); font-weight: 500;
}
.barra-nav a:hover { background: var(--superficie-2); color: var(--texto); text-decoration: none; }
.barra-nav a.activo { background: var(--superficie-2); color: var(--primario); }
.barra-usuario { display: flex; align-items: center; gap: 12px; color: var(--texto-tenue); font-size: 14px; }

.contenedor { max-width: 1240px; margin: 0 auto; padding: 24px; }
.pie { text-align: center; color: var(--texto-tenue); font-size: 13px; padding: 32px 0; }

/* ---------- Cabecera de curso ---------- */
.curso-cabecera {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: 16px; flex-wrap: wrap; margin-bottom: 16px;
}
.curso-cabecera h1 { margin: 4px 0 0; font-size: 26px; }
.volver { font-size: 13px; color: var(--texto-tenue); }
.curso-links { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
    background: var(--superficie-2); border: 1px solid var(--borde);
    padding: 6px 12px; border-radius: 999px; font-size: 13px; color: var(--texto-tenue);
}
.chip:hover { color: var(--primario); text-decoration: none; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--borde); margin-bottom: 24px; flex-wrap: wrap; }
.tabs a {
    padding: 10px 16px; color: var(--texto-tenue);
    border-bottom: 2px solid transparent; font-weight: 500;
}
.tabs a:hover { color: var(--texto); text-decoration: none; }
.tabs a.activo { color: var(--primario); border-bottom-color: var(--primario); }

.titulo-fila {
    display: flex; justify-content: space-between; align-items: center;
    gap: 16px; flex-wrap: wrap; margin-bottom: 16px;
}
.titulo-fila h1 { margin: 0; font-size: 24px; }

/* ---------- Paneles ---------- */
.panel {
    background: var(--superficie);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    padding: 20px;
    margin-bottom: 20px;
}
.panel > summary {
    cursor: pointer; font-weight: 600; list-style: none;
    margin: -20px; padding: 20px; border-radius: var(--radio);
}
.panel > summary::-webkit-details-marker { display: none; }
.panel[open] > summary { margin-bottom: 8px; border-bottom: 1px solid var(--borde); border-radius: var(--radio) var(--radio) 0 0; }
.panel h2 { margin: 0 0 14px; font-size: 18px; }
.panel h3 { margin: 18px 0 8px; font-size: 15px; color: var(--texto-tenue); text-transform: uppercase; letter-spacing: .04em; }
.panel-peligro { border-color: #5a2a2a; }

.columnas { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 900px) { .columnas { grid-template-columns: 1fr; } }

/* ---------- Formularios ---------- */
label { display: block; margin-bottom: 14px; font-size: 14px; color: var(--texto-tenue); }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=search], input[type=tel], input[type=date], input[type=file], select, textarea {
    width: 100%;
    margin-top: 5px;
    padding: 9px 11px;
    background: var(--fondo);
    border: 1px solid var(--borde);
    border-radius: 8px;
    color: var(--texto);
    font: inherit;
    font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primario); outline-offset: -1px; }
input[disabled], input[readonly] { opacity: .65; }
input[type=color] { width: 100%; height: 38px; margin-top: 5px; padding: 2px; background: var(--fondo); border: 1px solid var(--borde); border-radius: 8px; }
textarea { resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; color: var(--texto); }
.check input { width: auto; margin: 0; }
.check.en-linea { display: inline-flex; margin: 0; }
.pista { display: block; color: var(--texto-tenue); font-size: 12px; margin-top: 4px; font-weight: 400; }

.rejilla-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.rejilla-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 16px; }
.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
@media (max-width: 700px) {
    .rejilla-2, .rejilla-3 { grid-template-columns: 1fr; }
    .col-2, .col-3 { grid-column: span 1; }
}

.acciones-fila { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.acciones-fila label { margin-bottom: 0; flex: 1; min-width: 220px; }

/* ---------- Botones ---------- */
.btn {
    display: inline-block;
    padding: 9px 16px;
    background: var(--superficie-2);
    border: 1px solid var(--borde);
    border-radius: 8px;
    color: var(--texto);
    font: inherit; font-size: 14px; font-weight: 500;
    cursor: pointer;
    text-align: center;
}
.btn:hover { background: #262b36; text-decoration: none; }
.btn-primario { background: var(--primario); border-color: var(--primario); color: #21160a; font-weight: 600; }
.btn-primario:hover { background: var(--primario-osc); }
.btn-mini { padding: 5px 10px; font-size: 12px; }
.btn-peligro { color: #ff8b7d; border-color: #5a2a2a; }
.btn-peligro:hover { background: #3a1e1e; }

/* ---------- Alertas ---------- */
.alerta {
    padding: 11px 14px; border-radius: 8px; margin-bottom: 14px;
    border-left: 3px solid; font-size: 14px;
}
.alerta-ok    { background: rgba(46,204,113,.12); border-color: var(--ok); }
.alerta-error { background: rgba(231,76,60,.12);  border-color: var(--error); }
.alerta-aviso { background: rgba(243,156,18,.12); border-color: var(--aviso); }

/* ---------- Tablas ---------- */
.tabla-scroll { overflow-x: auto; }
.tabla { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
.tabla th {
    text-align: left; padding: 10px 12px; font-size: 12px;
    text-transform: uppercase; letter-spacing: .05em; color: var(--texto-tenue);
    border-bottom: 1px solid var(--borde); white-space: nowrap;
}
.tabla td { padding: 12px; border-bottom: 1px solid var(--borde); vertical-align: middle; }
.tabla tr:hover td { background: rgba(255,255,255,.02); }
.fuerte { font-weight: 600; color: var(--texto); }
.tenue { color: var(--texto-tenue); font-size: 13px; }
.aviso-inline { color: var(--aviso); }
.acciones { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.acciones form { display: inline; margin: 0; }
.links-mini { font-size: 13px; display: flex; flex-direction: column; gap: 2px; }
.pastilla {
    display: inline-block; background: var(--superficie-2); border: 1px solid var(--borde);
    border-radius: 999px; padding: 2px 10px; font-size: 13px; font-weight: 600;
}
.estado { font-size: 12px; padding: 3px 9px; border-radius: 999px; }
.estado.on  { background: rgba(46,204,113,.15); color: #6ee7a0; }
.estado.off { background: rgba(231,76,60,.15);  color: #ff9b8f; }
.vacio { color: var(--texto-tenue); padding: 28px; text-align: center; background: var(--superficie); border: 1px dashed var(--borde); border-radius: var(--radio); }

.barra-busqueda { display: flex; gap: 8px; margin-bottom: 16px; }
.barra-busqueda input { margin-top: 0; }
.paginacion { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; }
.paginacion a, .paginacion .actual {
    padding: 6px 12px; border: 1px solid var(--borde); border-radius: 8px;
    background: var(--superficie); font-size: 13px;
}
.paginacion .actual { background: var(--primario); color: #21160a; font-weight: 600; }

/* ---------- Campos dinámicos ---------- */
.lista-campos { display: flex; flex-direction: column; gap: 10px; }
.campo-item { background: var(--superficie-2); border: 1px solid var(--borde); border-radius: 8px; padding: 12px 14px; }
.campo-item > summary { cursor: pointer; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; list-style: none; }
.campo-item > summary::-webkit-details-marker { display: none; }
.campo-item[open] > summary { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--borde); }
.arrastre { color: var(--texto-tenue); cursor: default; }
.etiqueta-tipo, .etiqueta-rol, .etiqueta-req, .etiqueta-off {
    font-size: 11px; padding: 2px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em;
}
.etiqueta-tipo { background: #2a2f3a; color: var(--texto-tenue); }
.etiqueta-rol  { background: rgba(245,165,36,.18); color: var(--primario); }
.etiqueta-req  { background: rgba(231,76,60,.18); color: #ff9b8f; }
.etiqueta-off  { background: rgba(154,163,178,.15); color: var(--texto-tenue); }

.lista-simple { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.lista-errores { color: #ffb1a6; font-size: 13px; max-height: 320px; overflow-y: auto; }
.resumen-import { list-style: none; padding: 0; display: flex; gap: 28px; flex-wrap: wrap; }
.resumen-import .numero { display: block; font-size: 30px; font-weight: 700; }
.resumen-import .numero.ok { color: var(--ok); }
.tabla-mapeo select { margin-top: 0; min-width: 200px; }

/* ---------- Miniaturas y links ---------- */
.miniatura {
    background: var(--fondo); border: 1px solid var(--borde); border-radius: 8px;
    padding: 8px; margin-bottom: 12px;
}
.miniatura img { width: 100%; display: block; border-radius: 4px; }
.campo-copiar { margin-bottom: 10px; }
.campo-copiar label { margin-bottom: 2px; font-size: 12px; }
.campo-copiar input { font-size: 12px; font-family: ui-monospace, monospace; }

/* ============================================================
   Diseñador de certificados
   ============================================================ */
.disenio-barra {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    background: var(--superficie); border: 1px solid var(--borde);
    border-radius: var(--radio); padding: 10px 14px; margin-bottom: 16px;
    position: sticky; top: 60px; z-index: 40;
}
.separador { width: 1px; height: 24px; background: var(--borde); }
.estado-guardado { margin-left: auto; font-size: 13px; color: var(--texto-tenue); }
.estado-guardado.pendiente { color: var(--aviso); }
.estado-guardado.ok { color: var(--ok); }
.estado-guardado.error { color: var(--error); }

.disenio-cuerpo { display: grid; grid-template-columns: 1fr 340px; gap: 16px; align-items: start; }
@media (max-width: 1100px) { .disenio-cuerpo { grid-template-columns: 1fr; } }

.lienzo-zona {
    background: var(--superficie); border: 1px solid var(--borde);
    border-radius: var(--radio); padding: 12px; overflow: hidden;
}
.lienzo { position: relative; margin: 0 auto; user-select: none; }
.lienzo img { width: 100%; height: 100%; display: block; pointer-events: none; }

.caja {
    position: absolute;
    border: 1px dashed rgba(245,165,36,.55);
    display: flex;
    cursor: move;
    overflow: hidden;
}
.caja:hover { border-color: var(--primario); background: rgba(245,165,36,.06); }
.caja.seleccionada { border: 1px solid var(--primario); background: rgba(245,165,36,.08); }
.caja.desbordada { border-color: var(--error); }
.caja-texto {
    width: 100%;
    white-space: pre-wrap;
    word-break: break-word;
    pointer-events: none;
}
.tirador {
    position: absolute; width: 10px; height: 10px;
    background: var(--primario); border: 1px solid #21160a; border-radius: 2px;
    display: none;
}
.caja.seleccionada .tirador { display: block; }
.tirador-nw { left: -5px;  top: -5px;    cursor: nwse-resize; }
.tirador-ne { right: -5px; top: -5px;    cursor: nesw-resize; }
.tirador-sw { left: -5px;  bottom: -5px; cursor: nesw-resize; }
.tirador-se { right: -5px; bottom: -5px; cursor: nwse-resize; }
.tirador-n  { left: 50%; top: -5px;    margin-left: -5px; cursor: ns-resize; }
.tirador-s  { left: 50%; bottom: -5px; margin-left: -5px; cursor: ns-resize; }
.tirador-w  { left: -5px;  top: 50%; margin-top: -5px; cursor: ew-resize; }
.tirador-e  { right: -5px; top: 50%; margin-top: -5px; cursor: ew-resize; }

.guia { position: absolute; background: #4dd2ff; display: none; z-index: 5; pointer-events: none; }
.guia-v { top: 0; bottom: 0; width: 1px; }
.guia-h { left: 0; right: 0; height: 1px; }

.propiedades {
    background: var(--superficie); border: 1px solid var(--borde);
    border-radius: var(--radio); padding: 16px;
    position: sticky; top: 130px;
    max-height: calc(100vh - 150px); overflow-y: auto;
}
.prop-vacio p { margin: 0 0 8px; }
.ayuda-lista { padding-left: 18px; font-size: 13px; }
.oculto { display: none !important; }
.prop-fila { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.prop-fila-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 8px; }
.prop-fila-4 label { font-size: 12px; }
.prop-caja { border: 1px solid var(--borde); border-radius: 8px; padding: 12px; margin: 8px 0 16px; }
.prop-caja legend { font-size: 12px; color: var(--texto-tenue); padding: 0 6px; }
.lista-elementos h3 { margin: 4px 0 8px; }
.lista-elementos ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; }
.lista-elementos li {
    padding: 7px 10px; background: var(--superficie-2); border: 1px solid transparent;
    border-radius: 6px; font-size: 13px; cursor: pointer;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lista-elementos li:hover { border-color: var(--borde); }
.lista-elementos li.activo { border-color: var(--primario); color: var(--primario); }

/* ============================================================
   Login e instalador
   ============================================================ */
.pagina-auth { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 24px; }
.caja-auth {
    background: var(--superficie); border: 1px solid var(--borde);
    border-radius: 14px; padding: 32px; width: 100%; max-width: 380px;
}
.caja-auth-ancha { max-width: 620px; }
.caja-auth h1 { margin: 0 0 4px; font-size: 22px; text-align: center; }
.caja-auth .sub { color: var(--texto-tenue); text-align: center; margin: 0 0 24px; font-size: 14px; }
.caja-auth h2.sub { text-align: left; text-transform: uppercase; font-size: 12px; letter-spacing: .05em; margin: 24px 0 12px; }
.caja-auth .btn { width: 100%; margin-top: 8px; }
.lista-chequeo { list-style: none; padding: 0; font-size: 14px; }
.lista-chequeo li { padding: 4px 0; }
.lista-chequeo .ok { color: var(--ok); }
.lista-chequeo .falla { color: var(--error); }