:root {
  --azul: #14218A;        /* UNMDP */
  --azul-osc: #0D1661;
  --teal: #00A99D;        /* Facultad de Ingeniería */
  --gris: #3A3536;
  --fondo: #F4F6FA;
  --borde: #D8DCE6;
  --texto: #1F2330;
  --tenue: #5F6577;
  --aviso: #E69F00;       /* Okabe-Ito naranja */
  --aviso-fondo: #FFF4DC;
  --error: #D55E00;       /* Okabe-Ito bermellón */
  --error-fondo: #FBE6DA;
  --ok: #0072B2;          /* Okabe-Ito azul */
  --ok-fondo: #E1EEF8;
  --radio: 8px;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif; color: var(--texto); background: var(--fondo); }
a { color: var(--azul); }
h1 { font-size: 1.45rem; margin: .2rem 0 .8rem; color: var(--azul-osc); }
h2 { font-size: 1.1rem; margin: 0 0 .6rem; color: var(--azul-osc); }
h3 { font-size: 1rem; }
code { background: #EBEEF5; padding: 0 .3em; border-radius: 4px; }

/* encabezado */
.encabezado { background: #fff; border-bottom: 4px solid var(--teal); display: flex; justify-content: space-between; align-items: center; padding: .6rem 1.2rem; gap: 1rem; flex-wrap: wrap; }
.marca { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.logos { display: flex; gap: 1rem; align-items: center; }
.logos img { height: 42px; width: auto; }
.titulos { border-left: 2px solid var(--borde); padding-left: 1.1rem; }
.app-titulo { font-weight: 700; font-size: 1.15rem; color: var(--azul); }
.app-sub { color: var(--gris); font-size: .9rem; }
.usuario { display: flex; align-items: center; gap: .6rem; font-size: .9rem; color: var(--tenue); }
.sel-periodo { display: flex; align-items: center; gap: .4rem; }
.sel-periodo select { font-weight: 600; }
.menu { background: var(--azul); display: flex; flex-wrap: wrap; padding: 0 1rem; }
.menu a { color: #fff; text-decoration: none; padding: .6rem .8rem; font-size: .93rem; border-bottom: 3px solid transparent; }
.menu a:hover { background: var(--azul-osc); }
.menu a.act { border-bottom-color: var(--teal); background: var(--azul-osc); font-weight: 600; }
.menu .sep { flex: 1; }
main { padding: 1.2rem; max-width: 1500px; margin: 0 auto; }
.pie { text-align: center; color: var(--tenue); font-size: .8rem; padding: 1.5rem; }

/* componentes */
.tarjeta { background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: 1rem 1.2rem; margin-bottom: 1rem; }
.aviso-borde { border-left: 6px solid var(--aviso); }
.dos-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 1rem; }
.barra-titulo { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .6rem; }
.barra-titulo h1 { margin: 0; }
.nota { color: var(--tenue); font-size: .88rem; }
.btn { display: inline-block; padding: .42rem .85rem; border: 1px solid var(--borde); background: #fff; color: var(--texto); border-radius: 6px; cursor: pointer; font: inherit; font-size: .9rem; text-decoration: none; }
.btn:hover { border-color: var(--azul); }
.btn.prim { background: var(--azul); border-color: var(--azul); color: #fff; }
.btn.prim:hover { background: var(--azul-osc); }
.btn.peligro { color: var(--error); border-color: #EBC2A8; }
.btn.chico { padding: .2rem .5rem; font-size: .82rem; }
.flash { padding: .6rem .9rem; border-radius: 6px; margin-bottom: .8rem; border: 1px solid; }
.flash.ok { background: var(--ok-fondo); border-color: var(--ok); }
.flash.aviso { background: var(--aviso-fondo); border-color: var(--aviso); }
.flash.error { background: var(--error-fondo); border-color: var(--error); }
.flash .ico { font-weight: 700; }
.etq { display: inline-block; font-size: .78rem; padding: .05rem .45rem; border-radius: 10px; background: #EBEEF5; border: 1px solid var(--borde); white-space: nowrap; margin: 1px 0; }
.etq.docente { background: var(--aviso-fondo); border-color: var(--aviso); }
.etq.carrera { background: var(--ok-fondo); border-color: var(--ok); border-style: dashed; }
.etq.grupo { background: #E7F6F4; border-color: var(--teal); }
.etq.falta { background: var(--aviso-fondo); border-color: var(--aviso); border-style: dashed; }
.etq.ok { background: var(--ok-fondo); border-color: var(--ok); }
.etq.tachado { text-decoration: line-through; opacity: .7; }
.nw { white-space: nowrap; }
.borrar { margin-top: 1.5rem; text-align: right; }
.acciones { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; margin: .5rem 0 1rem; }

/* tablas */
.tabla { width: 100%; border-collapse: collapse; background: #fff; font-size: .9rem; }
.tabla th { background: #EEF0F7; text-align: left; padding: .45rem .55rem; border-bottom: 2px solid var(--borde); color: var(--azul-osc); position: sticky; top: 0; }
.tabla td { padding: .4rem .55rem; border-bottom: 1px solid var(--borde); vertical-align: top; }
.tabla tr:hover td { background: #FAFBFE; }
.tabla tr.inactivo td { opacity: .55; }
.tabla.editable td { vertical-align: middle; }
.tabla.editable { margin-bottom: .6rem; }

/* formularios */
.form label { display: flex; flex-direction: column; gap: .2rem; font-size: .88rem; color: var(--tenue); margin-bottom: .6rem; }
.form label.check { flex-direction: row; align-items: center; gap: .4rem; color: var(--texto); }
.form small { color: var(--tenue); font-size: .78rem; }
input, select, textarea { font: inherit; font-size: .92rem; padding: .35rem .5rem; border: 1px solid var(--borde); border-radius: 5px; background: #fff; color: var(--texto); max-width: 100%; }
input:focus, select:focus { outline: 2px solid var(--teal); outline-offset: 0; border-color: var(--teal); }
.grid-campos { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 0 1rem; align-items: start; }
.grid-campos .ancho2 { grid-column: span 2; }
.grid-campos .ancho3 { grid-column: 1 / -1; }
.filtros { display: flex; flex-wrap: wrap; gap: .4rem 1rem; align-items: flex-end; background: #fff; border: 1px solid var(--borde); border-radius: var(--radio); padding: .7rem 1rem; margin-bottom: 1rem; }
.filtros label { display: flex; flex-direction: column; font-size: .8rem; color: var(--tenue); gap: .15rem; }

/* login */
.pantalla-login main { display: flex; justify-content: center; padding-top: 3rem; }
.tarjeta.login { width: 380px; }
.tarjeta.login .btn { width: 100%; }

/* inicio */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.kpi { background: #fff; border: 1px solid var(--borde); border-top: 4px solid var(--teal); border-radius: var(--radio); padding: .8rem 1rem; text-decoration: none; color: var(--texto); display: flex; flex-direction: column; }
.kpi b { font-size: 1.9rem; color: var(--azul); }
.kpi.alerta { border-top-color: var(--aviso); background: var(--aviso-fondo); }
.carreras-accesos { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: .8rem 1.2rem; }
.acceso .nombre { font-weight: 600; text-decoration: none; }
.chips { display: flex; flex-wrap: wrap; gap: .25rem; margin-top: .3rem; }
.chip { border: 1px solid var(--borde); border-radius: 12px; padding: 0 .55rem; font-size: .82rem; text-decoration: none; background: #F7F8FC; }
.chip:hover { background: var(--azul); color: #fff; border-color: var(--azul); }
.lista-compacta { margin: .3rem 0 .6rem; padding-left: 1.1rem; }
.lista-compacta li { margin: .15rem 0; }
details { margin-bottom: .6rem; }
summary { cursor: pointer; }

/* grilla semanal */
.grilla-scroll { overflow: auto; max-height: calc(100vh - 120px); min-height: 420px; border: 1px solid var(--borde); border-radius: var(--radio); background: #fff; overscroll-behavior: contain; }
.grilla { display: grid; background: #fff; min-width: 100%; width: max-content; }
.grilla.compacta { width: 100%; grid-template-columns: 54px repeat(var(--ndias, 5), minmax(0, 1fr)) !important; }
.grilla .cab-dia { height: 34px; display: flex; align-items: center; justify-content: center; font-weight: 700; background: var(--azul); color: #fff; font-size: .9rem; position: sticky; top: 0; z-index: 6; }
.grilla .col-horas { position: sticky; left: 0; z-index: 7; background: #fff; border-right: 1px solid var(--borde); }
.grilla .col-horas .cab-dia { z-index: 8; }
.grilla-scroll.arrastrando { cursor: grabbing; user-select: none; }
.ayuda-grilla { display: flex; justify-content: space-between; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: .4rem; }
.grilla .col-horas .cab-dia { background: var(--azul); }
.grilla .cuerpo { position: relative; height: calc(var(--filas) * 26px); }
.grilla .col-dia { border-left: 1px solid var(--borde); }
.grilla .hora { position: absolute; right: 6px; font-size: .74rem; color: var(--tenue); transform: translateY(-50%); }
.grilla .hora:first-child { transform: none; }
.grilla .linea { position: absolute; left: 0; right: 0; border-top: 1px solid #EDEFF4; }
.bloque { position: absolute; background: var(--f); border: 1px solid rgba(0,0,0,.18); border-left: 5px solid var(--c); border-radius: 5px; padding: 2px 5px; font-size: .74rem; line-height: 1.2; overflow: hidden; color: #111; text-decoration: none; display: flex; flex-direction: column; gap: 1px; }
a.bloque:hover { z-index: 5; box-shadow: 0 3px 10px rgba(0,0,0,.25); overflow: visible; height: auto !important; min-height: 2em; }
.bloque .b-hora { font-weight: 600; font-size: .7rem; color: #333; }
.bloque .b-tit { font-weight: 700; }
.bloque .b-lugar, .bloque .b-doc { color: #333; font-size: .7rem; }
.bloque.conflicto { border: 3px dashed #000; border-left-width: 5px; border-left-style: solid;
  background-image: repeating-linear-gradient(45deg, transparent 0 6px, rgba(0,0,0,.09) 6px 9px); }
.bloque .marca-conf { position: absolute; right: 3px; top: 1px; background: #000; color: #FFD34D; border-radius: 3px; padding: 0 3px; font-size: .78rem; }
.leyenda { margin-top: .4rem; }

/* planilla */
.planilla { background: #fff; padding: 1rem; border: 1px solid var(--borde); border-radius: var(--radio); }
.planilla-cab { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: .8rem; flex-wrap: wrap; }
.planilla-tit { text-align: right; color: var(--azul-osc); }
.planilla-tabla td { font-size: .82rem; }
.planilla-tabla .rol { font-weight: 700; font-size: .72rem; color: var(--tenue); }
.logos-lista { list-style: none; padding: 0; }
.logos-lista li { display: flex; align-items: center; gap: .5rem; margin-bottom: .5rem; }
.logos-lista img { height: 40px; border: 1px solid var(--borde); padding: 3px; background: #fff; }

@media print {
  .menu, .usuario, .no-print, .pie, .flash, .filtros { display: none !important; }
  body { background: #fff; font-size: 11px; }
  main { padding: 0; max-width: none; }
  .encabezado { border-bottom-width: 2px; padding: .3rem 0; }
  .tarjeta, .planilla { border: none; padding: 0; }
  .grilla .cuerpo { height: calc(var(--filas) * 19px); }
  .grilla { grid-template-columns: 40px repeat(var(--ndias, 5), 1fr) !important; }
  .grilla-scroll { overflow: visible; max-height: none; border: none; }
  .grilla { width: 100%; }
  .grilla .cab-dia, .grilla .col-horas { position: static; }
  .bloque { font-size: 8px; }
  .planilla-tabla tr { page-break-inside: avoid; }
  .tabla th { position: static; }
  @page { size: A4 landscape; margin: 10mm; }
}
@media (max-width: 800px) {
  .grid-campos .ancho2 { grid-column: auto; }
  .logos img { height: 30px; }
}
.conmutador { display: flex; gap: .3rem; align-self: flex-end; }
.filtro-periodo { display: flex; gap: .4rem 1rem; align-items: flex-end; padding-right: 1rem; border-right: 1px solid var(--borde); }
.caja-checks { border: 1px solid var(--borde); border-radius: 6px; padding: .4rem .8rem .2rem; margin: 0 0 .8rem; }
.caja-checks legend { font-size: .85rem; color: var(--tenue); padding: 0 .3rem; }
.caja-checks label.check { margin-bottom: .3rem; }