.text-tool-container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}
.tool-title {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: bold;
    color: #333;
}
.tool-box {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}
.form-item {
    margin-bottom: 16px;
}
.form-item label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}
.input-text {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}
textarea {
    width: 100%;
    height: 220px;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    resize: vertical;
    font-size: 14px;
    line-height: 1.6;
}
.option-group {
    display: flex;
    gap: 20px;
    margin: 10px 0;
}
.option-item {
    display: flex;
    align-items: center;
    gap: 6px;
}
.btn-group {
    display: flex;
    gap: 12px;
    margin: 20px 0;
}
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
}
.btn-primary {
    background: #409eff;
    color: #fff;
}
.btn-default {
    background: #f5f5f5;
    color: #333;
}
.btn-danger {
    background: #f56c6c;
    color: #fff;
}
.result-box {
    margin-top: 24px;
}
.result-title {
    font-weight: 500;
    margin-bottom: 10px;
}