* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

.header-dashboard h2 {
    color: #b3e5fc;
}
.header-dashboard h2 span {
    color: #ffffff; 
}

body {
    min-height: 100vh;
    display: grid;
    grid-template-areas:
        "header  header  header"
        "nav     main    aside"
        "footer  footer  footer";
    grid-template-columns: 200px 1fr 250px;
    grid-template-rows: auto 1fr auto;
    gap: 0;
}

.header-dashboard {
    grid-area: header;
    background-color: #0b3d91;
    color: white;
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-lateral {
    grid-area: nav;
    background-color: #084bbf;
    color: white;
    padding: 20px 10px;
    border-right: none;
    margin: 0;
}

.nav-lateral ul {
    list-style: none;
}

.nav-lateral li {
    margin: 15px 0;
}

.nav-lateral a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 8px 12px;
    border-radius: 4px;
}

.nav-lateral a:hover {
    background-color: #1565c0;
}

.main-dashboard {
    grid-area: main;
    background-color: #f5f7fa;
    padding: 20px;
    overflow-y: auto;
}

.aside-avisos {
    grid-area: aside;
    background-color: #ffffff;
    padding: 20px;
    border-left: 3px solid #ffffff;
}

.footer-dashboard {
    grid-area: footer;
    background-color: #263238;
    color: white;
    text-align: center;
    padding: 12px;
    font-size: 0.9em;
}

.metricas {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}


.tarjeta {
    background-color: #ffffff;
    padding: 25px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    text-align: center;
    min-width: 140px;
    flex: 1;
    transition: transform 0.3s ease;
}

.tarjeta:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 15px rgba(0,0,0,0.1);
}

.tarjeta h3 {
    color: #333333;
    font-size: 1rem;
    margin-bottom: 8px;
}

.tarjeta p {
    font-size: 1.8em;
    font-weight: bold;
    color: #0b3d91;
}

.tabla-entregas h3 {
    margin-bottom: 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #0b3d91;
    color: white;
}

tbody tr:nth-child(even) {
    background-color: #f0f4ff;
}

.entregado {
    color: #2e7d32;
    font-weight: bold;
    background-color: #e8f5e9;
    padding: 4px 10px;
    border-radius: 4px;
    display: inline-block;
}

.pendiente {
    color: #ef6c00;
    font-weight: bold;
    background-color: #fff3e0;
    padding: 4px 10px;
    border-radius: 4px;
    display: inline-block;
}

@media (max-width: 768px) {
    body {
        grid-template-areas:
            "header"
            "nav"
            "main"
            "aside"
            "footer";
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr auto auto;
    }

    .metricas {
        flex-direction: column;
    }

    .tarjeta {
        margin: 5px 0;
    }
}
.contenedor-regresar {
    padding: 10px 20px;
    background-color: #f1f5f9;
}

.btn-regresar {
    display: inline-block;
    background-color: #1e3a5f;
    color: white;
    padding: 10px 15px;
    text-decoration: none;
    border-radius: 6px;
    font-family: Arial, sans-serif;
}

.btn-regresar:hover {
    background-color: #2563eb;
}