body {
    background: linear-gradient(135deg, #fffaf0, #e0f7fa);
    font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    margin: 0;
    padding: 40px 0;
}
.card {
    max-width: 1000px;
    margin: auto;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    background: #ffffff;
    animation: fadeIn 0.8s ease-in-out;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 20px;
}
th, td {
    border: 1px solid #dee2e6;
    padding: 12px;
    text-align: center;
}
thead {
    background-color: #f0f4f8;
    font-weight: bold;
}
tbody tr:nth-child(even) {
    background-color: #f9fbfc;
}
.btn {
    border-radius: 10px !important;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

#log-content th {
    color: #0d6efd;
}