body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; margin: 20px; background-color: #f9f9f9; }
h1, h2 { color: #333; }
table { width: 100%; border-collapse: collapse; background-color: white; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
th, td { border: 1px solid #ddd; padding: 12px; text-align: left; }
th { background-color: #f8f9fa; font-weight: 600; }
/* tr:hover { background-color: #f5f5f5; } */
form { margin-bottom: 20px; background-color: white; padding: 20px; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
input, select, textarea { margin: 5px; padding: 8px; border: 1px solid #ccc; border-radius: 4px; }
button { padding: 8px 12px; background-color: #007bff; color: white; border: none; border-radius: 4px; cursor: pointer; }
button:hover { background-color: #0056b3; }

.action-btn {
    background: none;
    border: none;
    color: #007bff;
    text-decoration: underline;
    cursor: pointer;
    padding: 0;
    font-size: inherit;
}
.action-btn:hover {
    color: #0056b3;
}
#filters { margin-bottom: 20px; display: flex; gap: 10px; flex-wrap: wrap; }
#filters input, #filters select { flex: 1; min-width: 150px; }

.message {
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    color: white;
}
.success {
    background-color: green;
}
.error {
    background-color: red;
}

@media (max-width: 768px) {
    table { font-size: 14px; }
    th, td { padding: 8px; }
    #filters { flex-direction: column; }
}