:root {
  /* Paleta oficial CAM: blanco, azul rey y oro (tomada del logo institucional) */
  --azul-rey: #1e3c8c;
  --azul-rey-oscuro: #142a63;
  --azul-rey-claro: #e8ecf8;
  --oro: #c9a227;
  --oro-claro: #f7efd9;
  --texto: #1c1c1c;
  --gris: #646464;
  --borde: #d9dee0;
  --rojo: #b3261e;
  --fondo: #f7f8f7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--fondo);
  color: var(--texto);
}

.barra-superior {
  background: var(--azul-rey);
  color: white;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 18px;
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 3px solid var(--oro);
}

.marca {
  display: flex;
  align-items: center;
  gap: 10px;
}

.marca img {
  height: 32px;
  width: 32px;
  background: white;
  border-radius: 6px;
  padding: 2px;
}

.estado-sync {
  font-size: 13px;
  opacity: 0.85;
}

#app {
  max-width: 820px;
  margin: 0 auto;
  padding: 20px 16px 80px;
}

.encabezado-pantalla {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.encabezado-pantalla h2 {
  margin: 0;
  font-size: 22px;
}

.btn, .btn-secundario {
  border: none;
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 16px;
  cursor: pointer;
  min-height: 48px;
}

.btn {
  background: var(--azul-rey);
  color: white;
}

.btn-secundario {
  background: white;
  color: var(--azul-rey);
  border: 1px solid var(--azul-rey);
}

.vacio, .aviso {
  color: var(--gris);
  background: white;
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 16px;
}

.aviso-sellado {
  background: var(--azul-rey-claro);
  color: var(--azul-rey);
  border-color: var(--azul-rey);
}

.aviso-error {
  background: #fdecea;
  border-color: var(--rojo);
  color: var(--rojo);
  margin-bottom: 16px;
}

.aviso-error-titulo {
  font-weight: 600;
  margin: 0 0 6px;
}

.aviso-error ul {
  margin: 0;
  padding-left: 20px;
}

.campo-incompleto .control,
.campo-incompleto .opciones {
  outline: 2px solid var(--rojo);
  border-radius: 8px;
}

.lista-exalumnos {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tarjeta-exalumno {
  text-align: left;
  background: white;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  font: inherit;
}

.tarjeta-titulo {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.tarjeta-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #eee;
  color: #444;
}

.chip-ok { background: var(--azul-rey-claro); color: var(--azul-rey); }
.chip-pendiente { background: var(--oro-claro); color: #7a5f12; }

.hero-tronera {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 20px;
  min-height: 140px;
  background: var(--azul-rey-oscuro);
}

.hero-tronera img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
  opacity: 0.85;
}

.hero-tronera .hero-texto {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 16px;
  background: linear-gradient(to top, rgba(20, 42, 99, 0.85), transparent);
  color: white;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.acciones {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.lista-hijas {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fila-hija {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: white;
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.nav-inferior {
  display: flex;
  gap: 10px;
  margin-top: 24px;
  justify-content: center;
}

.seccion {
  background: white;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
}

.seccion h3 {
  margin-top: 0;
  color: var(--azul-rey);
}

.seccion h4 {
  margin: 20px 0 10px;
  color: var(--gris);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.campo {
  margin-bottom: 18px;
}

.campo label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
}

.campo .ayuda {
  font-size: 13px;
  color: var(--gris);
  margin: 0 0 8px;
}

.control {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  border: 1px solid var(--borde);
  border-radius: 8px;
  font-family: inherit;
}

.opciones {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.opciones-likert {
  flex-wrap: wrap;
}

.opcion-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--borde);
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
  min-height: 44px;
}

.opcion-chip:has(input:checked) {
  background: var(--azul-rey);
  border-color: var(--azul-rey);
  color: white;
}

.opcion-chip input {
  accent-color: white;
}

.pie-formulario {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
}

.form-config {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: white;
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 18px;
  margin-bottom: 16px;
}

.form-config label {
  font-size: 13px;
  color: var(--gris);
  margin-top: 10px;
}