* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #0b0f14;
  color: #f5f5f5;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  overflow: hidden;
}
#app {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
}
#camara-contenedor {
  position: relative;
  flex: 1;
  overflow: hidden;
  background: #000;
}
#video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
#marco-escaneo {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 65vw;
  max-width: 320px;
  height: 65vw;
  max-height: 320px;
  transform: translate(-50%, -50%);
  border: 4px solid rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  box-shadow: 0 0 0 2000px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}
#barra-superior {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 14px 16px;
  text-align: center;
  background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  pointer-events: none;
}
#boton-camara {
  position: absolute;
  bottom: 18px;
  right: 18px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.4);
  color: #fff;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 14px;
}
#panel-mensaje {
  position: fixed;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  z-index: 10;
}
#panel-mensaje.visible { display: flex; }
.estado-exito { background: #0d7a3f; }
.estado-error { background: #a32424; }
.estado-advertencia { background: #b36b00; }
.estado-info { background: #16324d; }
.icono-estado {
  font-size: 64px;
  margin-bottom: 8px;
}
.titulo-estado {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 18px;
}
.tarjeta-datos {
  background: rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 18px 22px;
  width: 100%;
  max-width: 360px;
  text-align: left;
  margin-bottom: 24px;
}
.fila-dato {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 15px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.fila-dato:last-child { border-bottom: none; }
.fila-dato span:first-child { opacity: 0.75; }
.fila-dato span:last-child { font-weight: 600; text-align: right; }
.mensaje-texto {
  font-size: 16px;
  max-width: 320px;
  margin-bottom: 24px;
  line-height: 1.4;
}
#boton-continuar {
  background: #fff;
  color: #111;
  border: none;
  border-radius: 999px;
  padding: 14px 36px;
  font-size: 17px;
  font-weight: 700;
}
#boton-reintentar {
  background: rgba(255,255,255,0.2);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 999px;
  padding: 12px 28px;
  font-size: 15px;
  margin-top: 10px;
}
.spinner {
  width: 46px;
  height: 46px;
  border: 5px solid rgba(255,255,255,0.25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: girar 0.8s linear infinite;
  margin-bottom: 18px;
}
@keyframes girar { to { transform: rotate(360deg); } }