/* assets/css/style.css
   Estilos compartidos de toda la app. Mobile-first, sin frameworks. */

:root{
  --bg:#f5f6f8;
  --card:#ffffff;
  --ink:#1f2430;
  --muted:#6b7280;
  --accent:#2f6fed;
  --accent-dark:#1f52c9;
  --border:#e2e5eb;
  --danger:#e5484d;
  --danger-bg:#fdeceb;
  --ok:#1a9c6b;
  --ok-bg:#e8f7f0;
  --warn:#b9770e;
  --warn-bg:#fef6e7;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.5;
}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}

/* ---- Topbar / nav ---- */
.topbar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 20px;
  background:var(--card);
  border-bottom:1px solid var(--border);
}
.topbar-marca{font-weight:700;font-size:1.05rem;}
.topbar-nav{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:0.9rem;}
.topbar-logout{color:var(--danger);}

.contenedor-app{
  max-width:1080px;
  margin:0 auto;
  padding:24px 16px 60px;
}

/* ---- Cards / secciones ---- */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:20px;
  margin-bottom:20px;
  box-shadow:0 1px 3px rgba(0,0,0,0.04);
}
.card h2{margin-top:0;font-size:1.1rem;}
.card-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:16px;
}

/* ---- Alertas / flash messages ---- */
.alerta{
  padding:10px 14px;
  border-radius:8px;
  font-size:0.88rem;
  margin-bottom:16px;
}
.alerta-error{background:var(--danger-bg);color:var(--danger);}
.alerta-exito{background:var(--ok-bg);color:var(--ok);}
.alerta-warn{background:var(--warn-bg);color:var(--warn);}

/* ---- Formularios ---- */
form label{
  display:block;
  font-size:0.82rem;
  font-weight:600;
  margin:0 0 5px;
}
form input[type="text"],
form input[type="email"],
form input[type="password"],
form input[type="number"],
form input[type="date"],
form input[type="time"],
form input[type="datetime-local"],
form select,
form textarea{
  width:100%;
  padding:9px 11px;
  border:1px solid var(--border);
  border-radius:8px;
  font-size:0.92rem;
  margin-bottom:14px;
  font-family:inherit;
  background:#fff;
  color:var(--ink);
}
form input:focus,form select:focus,form textarea:focus{
  outline:none;
  border-color:var(--accent);
}
.form-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:0 16px;
}

/* ---- Botones ---- */
button,.btn{
  font-family:inherit;
  font-size:0.88rem;
  font-weight:600;
  padding:9px 16px;
  border-radius:8px;
  border:1px solid transparent;
  cursor:pointer;
  display:inline-block;
}
button:disabled{opacity:0.45;cursor:not-allowed;}
.btn-primario{background:var(--accent);color:#fff;}
.btn-primario:hover:not(:disabled){background:var(--accent-dark);}
.btn-secundario{background:#fff;border-color:var(--border);color:var(--ink);}
.btn-secundario:hover:not(:disabled){background:#f2f3f5;}
.btn-peligro{background:var(--danger);color:#fff;}
.btn-peligro:hover:not(:disabled){opacity:0.9;}
.btn-sm{padding:5px 10px;font-size:0.78rem;}
.btn-block{width:100%;}

/* ---- Tablas ---- */
.tabla-wrap{overflow-x:auto;}
table{
  width:100%;
  border-collapse:collapse;
  font-size:0.88rem;
}
th,td{
  padding:9px 10px;
  border-bottom:1px solid var(--border);
  text-align:left;
  white-space:nowrap;
}
th{color:var(--muted);font-weight:600;font-size:0.78rem;text-transform:uppercase;letter-spacing:.03em;}
tr:hover td{background:#fafbfc;}
.firma-mini{height:32px;border:1px solid var(--border);border-radius:4px;background:#fff;}

/* ---- Paginación ---- */
.paginacion{
  display:flex;
  flex-wrap:wrap;
  gap:4px;
  align-items:center;
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--border);
}
.pagina-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:32px;
  height:32px;
  padding:0 8px;
  border-radius:6px;
  font-size:0.82rem;
  text-decoration:none;
  color:var(--ink);
  border:1px solid var(--border);
  background:#fff;
}
.pagina-link:hover{background:#f2f3f5;}
.pagina-actual{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700;}
.pagina-disabled{color:var(--muted);opacity:0.5;cursor:default;}
.pagina-puntos{padding:0 4px;color:var(--muted);}

/* ---- Badges de estado ---- */
.badge{
  display:inline-block;
  padding:2px 9px;
  border-radius:999px;
  font-size:0.72rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.03em;
}
.badge-ok{background:var(--ok-bg);color:var(--ok);}
.badge-warn{background:var(--warn-bg);color:var(--warn);}
.badge-danger{background:var(--danger-bg);color:var(--danger);}
.badge-muted{background:#eceef1;color:var(--muted);}

/* ---- Modal ---- */
.modal{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(20,22,30,0.5);
  align-items:center;
  justify-content:center;
  padding:16px;
  z-index:50;
}
.modal.show{display:flex;}
.modal-caja{
  background:#fff;
  border-radius:14px;
  padding:24px;
  width:100%;
  max-width:520px;
  max-height:90vh;
  overflow-y:auto;
}
.modal-caja h2{margin-top:0;font-size:1.05rem;}
.modal-botones{display:flex;gap:10px;justify-content:flex-end;margin-top:8px;}

/* ---- Login ---- */
.pagina-login{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:100vh;
  padding:16px;
}
.caja-login{
  width:100%;
  max-width:380px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  padding:28px;
}
.caja-login h1{font-size:1.3rem;margin:0 0 4px;}
.caja-login .sub{color:var(--muted);font-size:0.88rem;margin:0 0 20px;}
.nota-login{font-size:0.82rem;color:var(--muted);text-align:center;margin-top:14px;}

/* ---- Firma / canvas ---- */
canvas.pad-firma{
  display:block;
  width:100%;
  height:160px;
  border:1.5px dashed #c7ccd6;
  border-radius:10px;
  background:#fcfcfd;
  touch-action:none;
  cursor:crosshair;
}

/* ---- Marcación de asistencia (marcar.php) ---- */
.contenedor-marcacion{
  max-width:420px;
  margin:60px auto;
  padding:0 16px;
  text-align:center;
}
.resultado{
  margin-top:20px;
  padding:12px 14px;
  border-radius:8px;
  font-size:0.9rem;
  min-height:20px;
}
.resultado.exito{background:var(--ok-bg);color:var(--ok);}
.resultado.error{background:var(--danger-bg);color:var(--danger);}
.resultado.cargando{background:#eef1f5;color:var(--muted);}

/* ---- Stats / dashboard ---- */
.stats-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
  gap:14px;
  margin-bottom:20px;
}
.stat-box{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:16px;
}
.stat-box .valor{font-size:1.6rem;font-weight:700;}
.stat-box .etiqueta{font-size:0.78rem;color:var(--muted);}

/* ---- Panel del coordinador: tarjetas de curso ----
   Toda la tarjeta es un <a> clicable (no solo un botón chiquito adentro):
   con varios cursos asignados, poder hacer clic en cualquier parte de la
   tarjeta reduce mucho la fricción para entrar a cada uno. */
.cursos-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
  gap:12px;
  margin-bottom:20px;
}
.curso-resumen-card{
  display:block;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:14px 16px;
  text-decoration:none;
  color:inherit;
  transition:border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.curso-resumen-card:hover{
  border-color:var(--accent);
  box-shadow:0 4px 14px rgba(47,111,237,0.14);
  transform:translateY(-1px);
}
.curso-resumen-encabezado{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;margin-bottom:10px;}
.curso-resumen-titulo{font-weight:700;font-size:0.95rem;margin-bottom:2px;}
.curso-resumen-metricas{display:flex;gap:20px;margin-bottom:10px;}
.curso-resumen-metricas .valor{font-weight:700;font-size:1.05rem;}
.curso-resumen-metricas .etiqueta{font-size:0.72rem;color:var(--muted);}
.curso-resumen-flecha{font-size:0.8rem;font-weight:600;color:var(--accent);}

/* ---- Casillas de selección múltiple (ej. cursos asignados a un coordinador) ---- */
.checklist-cursos{
  max-height:220px;
  overflow-y:auto;
  border:1px solid var(--border);
  border-radius:8px;
  padding:10px 12px;
  margin-bottom:14px;
  background:#fcfcfd;
}
.checkbox-linea{
  display:flex;
  align-items:center;
  gap:8px;
  padding:4px 0;
  font-size:0.86rem;
  font-weight:normal;
  cursor:pointer;
}
.checkbox-linea input[type="checkbox"]{width:auto;margin:0;}

/* ---- Utilidades ---- */
.text-muted{color:var(--muted);}
.text-right{text-align:right;}
.mt-0{margin-top:0;}
.qr-caja{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  padding:16px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:12px;
}

/* ---- Responsive ---- */
@media (max-width:640px){
  .topbar{padding:12px;}
  .topbar-nav{font-size:0.82rem;gap:10px;}
  .contenedor-app{padding:16px 10px 40px;}
  th,td{font-size:0.8rem;padding:7px 6px;}
}