/* Tokens y estilos base de la maqueta aprobada (docs/maquetas/2026-10-21-maqueta-final.html). */
:root{
  --bg:#f6f7f9;--panel:#fff;--ink:#1d2433;--muted:#5b6475;--line:#e3e6ec;
  --brand:#2457c5;--brand-dark:#16213a;--brand-soft:#e8eefb;
  --ok:#1a7a43;--warn:#8a5a12;--bad:#c53030;--none:#5b6475;
  --ok-soft:#e5f5ec;--warn-soft:#fdf3e1;--bad-soft:#fde8e8;--none-soft:#eef0f3;
  --radius:10px;--shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{margin:0 0 .5rem;line-height:1.2}
h1{font-size:1.35rem}h2{font-size:1.12rem}h3{font-size:1rem}
h1:focus{outline:none}
.muted{color:var(--muted)}.small{font-size:.86rem}
.lect{max-width:70ch}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.prueba{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.04em;color:#6b4200;background:#fff3cd;border:1px solid #f1d58a;border-radius:4px;padding:0 .35rem;vertical-align:middle}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;border:1px solid #cfd4dd;background:var(--panel);border-radius:8px;padding:.5rem .9rem;cursor:pointer;min-height:42px;text-decoration:none}
.btn:hover{border-color:#aeb6c3}
.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn.danger{background:var(--bad);color:#fff;border-color:var(--bad)}
.btn.link{border:0;background:none;color:var(--brand);padding:.3rem .4rem;min-height:36px;text-decoration:underline}
.btn.link.danger{color:var(--bad);background:none}
:focus-visible{outline:3px solid #7f9fe6;outline-offset:2px}
.row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}
.grow{flex:1}
label.f,legend.f{display:block;font-weight:600;margin:.9rem 0 .3rem;padding:0}
.req{color:var(--bad)}
.hint{font-size:.84rem;color:var(--muted);margin-top:.25rem}
.err{font-size:.84rem;color:var(--bad);margin-top:.3rem;font-weight:600}
input[type=text],input[type=email],input[type=password],input[type=date],select,textarea{width:100%;border:1px solid #b9c0cc;border-radius:8px;padding:.55rem .65rem;background:#fff;min-height:44px}
[aria-invalid=true]{border-color:var(--bad)!important;box-shadow:0 0 0 2px var(--bad-soft)}
textarea{min-height:90px;resize:vertical}
fieldset{border:0;padding:0;margin:0;min-width:0}
.choice{display:flex;align-items:flex-start;gap:.55rem;padding:.55rem .7rem;border:1px solid var(--line);border-radius:8px;margin:.3rem 0;cursor:pointer;background:#fff}
.choice input{margin-top:.15rem;width:18px;height:18px;flex:none}
.choice.on{border-color:var(--brand);background:var(--brand-soft)}
.seg{display:inline-flex;border:1px solid #b9c0cc;border-radius:8px;overflow:hidden;flex-wrap:wrap}
.seg button{border:0;background:#fff;padding:.5rem 1rem;cursor:pointer;min-height:42px}
.seg button+button{border-left:1px solid #b9c0cc}
.seg button[aria-pressed=true]{background:var(--brand);color:#fff}
.seg.mini button{padding:.35rem .7rem;min-height:38px;font-size:.86rem}
.reto-estado{margin:.1rem 0 .5rem 2rem}
.dot{display:inline-block;width:.65rem;height:.65rem;border-radius:50%}
.st{display:inline-flex;align-items:center;gap:.35rem;font-size:.84rem;font-weight:600;border-radius:999px;padding:.12rem .55rem;white-space:nowrap;align-self:center}
.st.ok{color:var(--ok);background:var(--ok-soft)}.st.ok .dot{background:var(--ok)}
.st.warn{color:var(--warn);background:var(--warn-soft)}.st.warn .dot{background:var(--warn)}
.st.bad{color:var(--bad);background:var(--bad-soft)}.st.bad .dot{background:var(--bad)}
.st.none{color:var(--none);background:var(--none-soft)}.st.none .dot{background:var(--none)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:.55rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);font-weight:600;background:#fafbfc}
.tablewrap{overflow-x:auto;position:relative}
.empty{padding:2rem;text-align:center;color:var(--muted)}
.alerta{border-radius:8px;padding:.7rem .9rem;margin:.6rem 0}
.alerta.error{background:var(--bad-soft);border:1px solid #f3b9b9}
.alerta.ok{background:var(--ok-soft);border:1px solid #bfe3cd}
.alerta.info{background:var(--brand-soft);border:1px solid #c7d5f5}
.alerta.warn{background:var(--warn-soft);border:1px solid #f0d9a8}
.alerta ul{margin:.3rem 0 0;padding-left:1.2rem}
.toast{position:fixed;right:1rem;bottom:1rem;background:#1d2433;color:#fff;padding:.7rem 1rem;border-radius:8px;box-shadow:var(--shadow);z-index:60;max-width:min(420px,92vw)}
dialog{border:0;border-radius:12px;max-width:520px;width:calc(100% - 2rem);padding:1.2rem}
dialog::backdrop{background:rgba(16,24,40,.45)}
.clave{font:600 1.25rem/1.3 ui-monospace,Menlo,Consolas,monospace;letter-spacing:.06em;background:#f3f5f9;border:1px dashed #9aa5b8;border-radius:8px;padding:.7rem;text-align:center;word-break:break-all}
.chips{display:flex;gap:.35rem;flex-wrap:wrap}
.chip{font-size:.8rem;background:#eef2f8;border-radius:999px;padding:.1rem .55rem}
.tabs{display:flex;gap:.25rem;border-bottom:1px solid var(--line);margin-bottom:1rem;overflow-x:auto}
.tabs button{border:0;background:none;padding:.6rem .9rem;cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap;min-height:44px}
.tabs button[aria-selected=true]{border-color:var(--brand);color:var(--brand);font-weight:600}

/* Armazón */
.top{background:var(--brand-dark);color:#e6ebf5}
.top .in{padding:.5rem 1rem;display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;max-width:1400px;margin:0 auto}
.top .brand{font-weight:700;color:#fff;margin-right:.5rem}
.top nav{display:flex;gap:.25rem;flex-wrap:wrap}
.top nav button,.top .salir{background:transparent;color:#e6ebf5;border:1px solid transparent;border-radius:8px;padding:.45rem .75rem;cursor:pointer;min-height:40px}
.top nav button[aria-current=page]{background:#2b3a60;color:#fff;border-color:#4a5d8c}
main.wrap{max-width:1400px;margin:0 auto;padding:1.25rem 1rem}


/* Acceso */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}
.login .card{max-width:440px;width:100%}

/* Docente: lista + detalle */
.split{display:grid;grid-template-columns:340px minmax(0,1fr);min-height:calc(100vh - 56px)}
.lista{border-right:1px solid var(--line);background:#fff;overflow:auto;min-width:0}
.lista .cab{padding:.9rem 1rem;border-bottom:1px solid var(--line)}
.item{display:flex;width:100%;text-align:left;justify-content:space-between;align-items:center;gap:.5rem;padding:.75rem 1rem;border:0;border-bottom:1px solid var(--line);background:#fff;cursor:pointer;min-height:56px}
.item[aria-current=true]{background:var(--brand-soft);box-shadow:inset 4px 0 0 var(--brand)}
.item:hover{background:#f5f7fb}
.detalle{padding:1.25rem 1.5rem;overflow:auto;min-width:0}
.form{max-width:760px}
.barra-guardar{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 20%);padding:1rem 0 .5rem;margin-top:.5rem}
.solo-tel{display:none}

/* En el teléfono, la lista ocupa la pantalla; al abrir una asignación, la reemplaza. */
@media (max-width:820px){
  .top .in{gap:.4rem}
  .top .brand{width:100%}
  .split{grid-template-columns:minmax(0,1fr)}
  .split.abierto .lista{display:none}
  .split:not(.abierto) .detalle{display:none}
  .lista{border-right:0}
  .detalle{padding:1rem}
  .solo-tel{display:inline-flex}
}

/* Coordinación: panel */
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem}
.kpi{min-width:0}
.kpi .n{font-size:1.5rem;font-weight:700}
.kpi .chips{margin-top:.4rem}
.kpi .reto{font-weight:600;margin-top:.3rem}
.kpi button.st{border:0;cursor:pointer;font:inherit;font-size:.86rem}
.kpi button.st[aria-pressed=true]{box-shadow:inset 0 0 0 2px currentColor}
details.filtros{margin:1rem 0}
details.filtros summary{cursor:pointer;font-weight:600;min-height:44px;display:flex;align-items:center}
.filtros-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:.6rem;margin-top:.4rem}
.filtros-grid label{font-size:.84rem;font-weight:600;display:block;margin-bottom:.2rem}
.seg{margin-bottom:1rem}
.matrix th,.matrix td{text-align:center;border:1px solid var(--line);padding:.35rem}
/* La primera columna (el curso) queda fija al desplazar el mapa a los lados. */
.matrix th:first-child,.matrix td:first-child{text-align:left;white-space:nowrap;position:sticky;left:0;background:#fff;z-index:1}
.matrix thead th:first-child{background:#fafbfc}
.matrix tbody th{text-transform:none;letter-spacing:0;font-size:.9rem;color:var(--ink)}
.cell{display:block;width:100%;border:0;border-radius:6px;padding:.35rem .3rem;font-size:.82rem;cursor:pointer;min-width:96px;min-height:44px;line-height:1.25}
.cell+.cell{margin-top:.25rem}
.cell.ok{background:var(--ok-soft);color:var(--ok)}.cell.warn{background:var(--warn-soft);color:var(--warn)}.cell.bad{background:var(--bad-soft);color:var(--bad)}.cell.none{background:var(--none-soft);color:var(--none)}
.cell .ini{font-weight:700}
.linea{display:flex;justify-content:space-between;align-items:center;gap:.75rem;padding:.6rem .2rem;border-bottom:1px solid var(--line)}
.linea .btn.link{padding:0;min-height:auto;text-align:left}
.falta{border-top:1px solid var(--line);padding:.5rem 0}
.falta ul{margin:.2rem 0;padding-left:1.1rem}

@media (max-width:820px){
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  /* El historial: cada reporte es una tarjeta con la etiqueta de cada dato. */
  table.cards thead{display:none}
  table.cards tr{display:block;border:1px solid var(--line);border-radius:8px;margin:.5rem 0;background:#fff}
  table.cards td{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.4rem .75rem;border:0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}
  table.cards td::before{content:attr(data-l);font-weight:600;color:var(--muted);font-size:.8rem}
}

/* Informe de curso (maqueta): en pantalla, hojas; al imprimir, un curso por página y sin cortar las tablas. */
.hoja{background:#fff;max-width:820px;margin:1rem auto;padding:2rem 2.2rem;box-shadow:0 2px 12px rgba(0,0,0,.12);border-radius:4px}
.hoja header{border-bottom:2px solid var(--ink);padding-bottom:.6rem;margin-bottom:1rem}
.hoja h3{margin-top:1.2rem}
.barras td:nth-child(2){width:50%}
.bar{height:14px;background:var(--brand);border-radius:3px;print-color-adjust:exact;-webkit-print-color-adjust:exact}
@media print{
  .top,.no-imprimir,#errorSalir{display:none}
  body{background:#fff}
  main.wrap{padding:0;max-width:none}
  .hoja{box-shadow:none;margin:0;padding:0;max-width:none;break-after:page}
  .hoja:last-child{break-after:auto}
  /* Una tabla más larga que una página igual se parte; entonces no se corta ninguna fila y el encabezado se repite. */
  .hoja table,.hoja tr{break-inside:avoid}
  .hoja thead{display:table-header-group}
  .hoja h3,.hoja h4{break-after:avoid}
}
/* Reporte anulado (historia 60): fondo gris en vez de la opacidad de la maqueta, que bajaba el contraste de 4,5:1. */
tr.anulado{background:var(--none-soft)}
.anulado{color:var(--bad);font-weight:600}