*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 200px 1fr 250px;
    grid-template-rows: auto 1fr auto;
    grid-template-areas:
        "header header header"
        "nav    main   aside"
        "footer footer footer";
}
#Logo{
    color:#ffff;
    font-size: 1.bream;
}
#Logo span{
    color: #3498db;
}
.encabezado-principal {
    grid-area: header;
    background-color: #1a252f;
    padding: 15px 5%;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.menu-nav {
    grid-area: nav;
    background-color: #1f4e79;
    padding-top: 20px;
}
.menu-nav ul {
    list-style: none;
}

.menu-nav a {
    display: block;
    padding: 14px 20px;
    color: #ffffff;
    text-decoration: none;
    transition: background-color 0.3s;
}

.menu-nav a:hover{
    background-color: #3498db;
}
main {
    grid-area: main;
    padding: 25px;
    background-color: #ebe9d8;
}

footer {
    grid-area: footer;
    background-color: #1a252f;
    color: #ffffff;
    text-align: center;
    padding: 15px;
}
.tarjeta{
    background-color: #ffffff;
    padding: 25px;
    width: 100%;
    margin: 0px 0;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 5px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
    box-shadow: 0.3s ease;
}
.tarjeta h3{
    font-size: 1.4rem;
    color: #2c3e50;
    margin-top: 10px;
}
.num{
    display: inline-block;
    margin-top: 15px;
    font-size: 1.8rem;
    font-weight: bold;
    color:#3498db;
}
.resumen-metricas{
    padding: 0;
}
.grid-tarjetas{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.avisos {
    grid-area: aside;
    padding: 25px 20px;
}
@media (max-width: 768px) {
    body {
        grid-template-columns: 1fr;
        grid-template-areas:
            "header"
            "nav"
            "main"
            "aside"
            "footer";
    }
}
.seccion-tabla{
    background-color: #ffffff;
     border-radius: 8px;
     border: 1px solid #e0e0e0;
     box-shadow: 0 4px 5px rgba(0,0,0,0.05);
     margin-top: 20px;
    padding: 20px;
}
.seccion-tabla h2{
    color: #2c3e50;
    margin: 0 0 20px 0;
    padding: 0;
}

table{
    width: 100%;
    border-collapse: collapse;
}

th, td{
    padding: 14px 12px;
    text-align: left;
    border-bottom: 1px solid #f8e0be;
}

th{
    background-color: #fff3e2;
    color: #2c3e50;
}   
.fila{
    background-color: #fff3e2;
    
}

.estado{
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: bold;
}

.entregado{
    background-color: #d4edda;
    color: #1e7e34;
}

.pendiente{
    background-color: #fdebc8;
    color: #a66a00;
}
.bienvenida{
    color: #ffffff;
    font-size: 1.1rem;
}