body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #ffffff;
}

.card {
    box-shadow: 0 4px 8px rgba(167, 20, 20, 0.1);
    border: none;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-5px);
}

.btn-primary {
    background-color: #000000;
    border-color: #000000;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

footer {
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}

.badge {
    font-size: 0.9em;
    font-weight: normal;
}

.form-control:focus {
    border-color: #0062cc;
    box-shadow: 0 0 0 0.2rem rgba(0, 98, 204, 0.25);
}

.alert {
    border-left: 4px solid;
}

.alert-info {
    border-left-color: #17a2b8;
}

.alert-success {
    border-left-color: #28a745;
}

.alert-danger {
    border-left-color: #dc3545;
}

.alert-warning {
    border-left-color: #ffc107;
}
/* Estilos para la línea de tiempo */
.timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 20px auto;
    padding: 0;
    max-width: 800px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 3px;
    background: #dee2e6;
    z-index: 1;
}

.timeline-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
    opacity: 0.3;
}

.timeline-step.active {
    opacity: 1;
}

.timeline-step.completed .circle {
    background-color: #28a745 !important;
}

.timeline-content {
    padding: 0 10px;
}

.circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #6c757d;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-size: 18px;
    border: 3px solid white;
    box-shadow: 0 0 0 3px #dee2e6;
}

.timeline-date {
    font-size: 12px;
    color: #6c757d;
    margin-bottom: 5px;
}

.timeline-title {
    font-weight: 500;
    margin-bottom: 0;
    font-size: 14px;
}

/* Colores para los estados */
.badge-recibido {
    background-color: #6c757d;
    color: white;
}

.badge-en_revision {
    background-color: #17a2b8;
    color: white;
}

.badge-en_proceso {
    background-color: #007bff;
    color: white;
}

.badge-recepcionado {
    background-color: #ffc107;
    color: #212529;
}

.badge-aceptado {
    background-color: #28a745;
    color: white;
}

.badge-rechazado {
    background-color: #dc3545;
    color: white;
}