/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", Arial, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    font-size: 14px;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px;
}

/* 顶部操作栏 */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.header h1 {
    font-size: 1.5rem;
    color: #2c3e50;
}

/* 按钮通用样式 */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.add-btn {
    background-color: #27ae60;
    color: #fff;
}

.add-btn:hover {
    background-color: #219653;
}

.delete-btn {
    background-color: #e74c3c;
    color: #fff;
}

.delete-btn:hover {
    background-color: #c0392b;
}

.submit-btn {
    background-color: #3498db;
    color: #fff;
}

.submit-btn:hover {
    background-color: #2980b9;
}

.cancel-btn {
    background-color: #95a5a6;
    color: #fff;
}

.cancel-btn:hover {
    background-color: #7f8c8d;
}

/* 表格样式 */
.list-container {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow-x: auto; /* 移动端横向滚动 */
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
    white-space: nowrap; /* 表头不换行 */
}

.data-table tr:hover {
    background-color: #f9f9f9;
}

/* 模态框样式 */
.modal {
    display: none; /* 默认隐藏 */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fff;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    padding: 20px;
    position: relative;
    animation: modalFade 0.3s ease;
}

@keyframes modalFade {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.close-btn:hover {
    color: #000;
}

.modal-content h2 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: #2c3e50;
}

/* 表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.3);
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn-group .btn {
    flex: 1;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
    }

    .data-table th,
    .data-table td {
        padding: 10px 8px;
        font-size: 13px;
    }

    .modal-content {
        width: 95%;
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .btn {
        padding: 6px 12px;
        font-size: 13px;
    }

    .form-group input,
    .form-group select {
        padding: 8px;
    }
}

/* 顶部按钮组排版（新增） */
.btn-group-header {
    display: flex;
    gap: 10px; /* 按钮之间的间距 */
    flex-wrap: wrap;
}

/* 刷新按钮样式（新增） */
.refresh-btn {
    background-color: #3498db;
    color: #fff;
}



/* 刷新按钮旋转动画（可选） */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* 移动端适配调整（补充） */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
    }
    .btn-group-header {
        width: 100%; /* 移动端按钮组占满宽度 */
    }
    .refresh-btn, .add-btn {
        flex: 1; /* 移动端按钮平分宽度 */
    }
}