.verificacion-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8px;
  margin-top: 12px;
}

.verificacion-box label {
  font-size: 13px;
  color: #333;
  margin-bottom: 6px;
  font-weight: 500;
}

.verificacion-box input[name="verificacion"] {
  width: 50px;
  text-align: center;
  font-size: 14px;
  padding: 4px 6px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);
}

.topbar-sombra {
  box-shadow:
    0 -1px 2px rgba(0, 123, 255, 0.25), /* línea superior azul */
    0 1px 2px rgba(0, 123, 255, 0.25);  /* línea inferior azul */
  transition: box-shadow 0.3s ease;
}

.centrado {
  text-align: center;
}

#nav-buttons .btn-nav {
    width: 40px;              /* más pequeño */
    height: 40px;
    border-radius: 50%;       /* círculo perfecto */
    background-color: rgba(248, 249, 250, 0.2); /* fondo semi-transparente */
    border: 1px solid rgba(222, 226, 230, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(2px); /* efecto vidrio sutil */
}

/* Ícono sólido, no afectado por la transparencia */
#nav-buttons .btn-nav i {
    font-size: 18px;
    color: navy; /* color sólido */
    line-height: 1;
}

/* Hover: círculo más visible, ícono blanco */
#nav-buttons .btn-nav:hover {
    background-color: rgba(13, 110, 253, 0.8); /* azul translúcido */
    border-color: rgba(13, 110, 253, 0.9);
    transform: scale(1.1);
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

#nav-buttons .btn-nav:hover i {
    color: yellow; /* ícono sólido en hover */
}

iframe {
    border: none;
    width: 100%;
    height: 90vh;
    opacity: 0;
    animation: fadeInIframe 0.6s ease-out forwards;
}

.botones-confirmar {
    display: none;
    justify-content: center;
    padding: 1rem;
    border-top: 1px solid #ccc;
    background: #f8f8f8;
}

.botones-confirmar button {
    background: #28a745;
    color: white;
    font-size: 16px;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.botones-confirmar button:hover {
    background: #218838;
}

#notificacion {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #28a745;
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 16px;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    z-index: 1055;
}

@keyframes fadeInIframe { from { opacity: 0; } to { opacity: 1; } }

/* 🎨 Estilo para el toast */
#toastAviso {
    border: 3px solid var(--toast-border-color, #0d6efd);
    min-height: 120px;
    border-radius: 0.5rem;
    background-color: #212529;
    color: #f8f9fa;
}

/* 🎨 Estilo para la modal de confirmación */
#modalConfirmacion .modal-content {
    border: 3px solid var(--toast-border-color, #0d6efd); /* usa misma variable */
    min-height: 140px;
    border-radius: 0.5rem;
    background-color: #212529;
    color: #f8f9fa;
}

#modalConfirmacion .modal-header {
    background-color: #343a40;
    color: #ffffff;
    border-bottom: none;
}

#modalConfirmacion .modal-title {
    font-weight: 600;
}

#modalConfirmacion .modal-body {
    font-weight: 500;
    font-size: 1.1rem;
}

#modalConfirmacion .modal-footer {
    border-top: none;
}

#modalConfirmacion .btn {
    min-width: 120px;
}

.custom-badge {
    border-radius: 50% !important;
    font-size: 0.90;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px; 
    min-height: 30px;
}

.alterno-badge {
    border-radius: 50% !important;
    font-size: 0.70em;
    margin: 0px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 25px; 
    min-height: 25px;
}

#contenedor1 {
    padding: 0px;
    margin: 0px;
    margin-top: -20px;
    margin-left: -30px;
}