/* 保持原有样式 */
* {
    box-sizing: border-box;
}
html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: sans-serif;
}

.section {
    padding: 10px 0;
    width: 100%;
    border-bottom: 1px solid #ccc;
}

.select-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
}

.button-group {
    display: flex;
    gap: 15px;
    width: 100%;
}
.button-group button {
    flex: 1;
    padding: 10px;
    border: 1px solid #999;
    background-color: #ddd;
    border-radius: 4px;
    cursor: pointer;
}
.button-group button.active {
    background-color: #3498db;
    color: white;
}

.radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
}

.radio-group label {
    font-size: 16px;
}

input[type="text"] {
    width: 100%;
    padding: 10px;
    font-size: 16px;
}

button.submit-btn {
    padding: 10px 20px;
    font-size: 16px;
}
img {
    max-width: 100%;
    height: auto;
    border: 1px solid #ccc;
}


/* 独立的主操作按钮 */
.primary-btn {
    display: inline-block;
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    background-color: #2ecc71;  /* 绿色主按钮 */
    color: #fff;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.primary-btn:hover {
    background-color: #27ae60;
}

.primary-btn:active {
    background-color: #1e8449;
    transform: scale(0.97);  /* 点击时轻微缩小 */
}


.task-info {
  /*background: #fafafa;*/
  /*border: 1px solid #ddd;*/
  border-radius: 10px;
  padding: 15px 20px;
  line-height: 1.6;
  font-size: 15px;
}
.task-info h2 {
  color: #b22222;
  margin-bottom: 10px;
}
.task-info ul {
  margin-left: 20px;
  list-style-type: disc;
}
.task-info b {
  color: #333;
}

.server-select {
    margin: 10px 0;
    font-size: 15px;
}
.server-select input[type="radio"] {
    accent-color: #3b82f6; /* 蓝色 */
}