.tc-container {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #fff;
}
.tc-container h1 {
    text-align: center;
    margin-bottom: 20px;
}
.tc-row {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 15px;
}
.tc-field {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.tc-field label {
    margin-bottom: 5px;
    font-weight: bold;
}
.tc-field input, .tc-field select {
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
.tc-buttons, .tc-presets {
    text-align: center;
    margin-bottom: 15px;
}
.tc-buttons button, .tc-presets button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    background-color: #4CAF50;
    color: white;
    font-size: 14px;
    cursor: pointer;
    margin: 5px 3px;
}
.tc-buttons button:hover, .tc-presets button:hover {
    background-color: #45a049;
}
.tc-result {
    display: none;
    padding: 15px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
}
.tc-result p {
    margin: 8px 0;
    font-weight: bold;
}