body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
    background: #f6f7fb;
    margin: 0;
    padding: 16px;
}

.card {
    max-width: 980px;
    margin: 0 auto;
    background: #fff;
    padding: 16px;
    border-radius: 8px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
}

h1 {
    margin-top: 0
}

.btn {
    display: inline-block;
    padding: 10px 14px;
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid #ddd;
    background: #fafafa
}

.muted, .small {
    color: #666;
    font-size: 0.9em
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 12px
}

.table th, .table td {
    text-align: left;
    padding: 8px;
    border-bottom: 1px solid #eee
}

@media (max-width: 600px) {
    .card {
        padding: 12px
    }

    .table thead {
        display: none
    }

    .table tr {
        display: block;
        margin-bottom: 12px;
        border: 1px solid #eee;
        border-radius: 6px
    }

    .table td {
        display: block;
        padding: 8px
    }
}