/* 全局基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 导航栏样式 */
.navbar {
    background-color: #1a73e8;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* 登录页面样式 */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.login-box {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #1a73e8;
}

/* 表单样式 */
.form-group { margin-bottom: 1rem; }

/* 查询表单样式 */
.query-form { padding: 1.5rem; }
.form-row { display: flex; flex-wrap: wrap; margin: 0 -0.5rem; }
.form-group.col-md-4, .form-group.col-md-3, .form-group.col-md-2 { padding: 0 0.5rem; }
.form-row .form-group { flex: 1; min-width: 200px; }
.d-flex.align-items-end { align-items: flex-end !important; }

/* 查询结果样式 */
.query-results { padding: 1.5rem; }
.query-results h3 { margin-top: 0; margin-bottom: 1rem; }

.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: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #1a73e8;
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.form-card {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.form-actions {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

/* 按钮样式 */
.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: #1a73e8;
    color: white;
}

.btn-primary:hover {
    background-color: #1557b0;
}

.btn-secondary {
    background-color: #f1f3f4;
    color: #333;
}

.btn-secondary:hover {
    background-color: #e8eaed;
}

.btn-danger {
    background-color: #d93025;
    color: white;
}

.btn-danger:hover {
    background-color: #b32017;
}

.btn-link {
    background: none;
    border: none;
    color: #1a73e8;
    cursor: pointer;
    padding: 5px;
}

.btn-link:hover {
    text-decoration: underline;
}

/* 表格样式 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.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: 500;
}

.data-table tr:hover {
    background-color: #f8f9fa;
}

/* 消息提示样式 */
.alert {
    padding: 12px 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.alert-error {
    background-color: #fce8e6;
    color: #d93025;
    border: 1px solid #fbc4ab;
}

.alert-success {
    background-color: #e6f4ea;
    color: #137333;
    border: 1px solid #b7f0c5;
}

.alert-info {
    background-color: #e8f0fe;
    color: #1967d2;
    border: 1px solid #c6dafc;
}

/* 辅助样式 */
.mb-2 {
    margin-bottom: 10px;
}

.action-buttons {
    margin-bottom: 20px;
}

.remember {
    display: flex;
    align-items: center;
    gap: 5px;
}

.remember input {
    width: auto;
}

/* 表格数据背景颜色样式 */
.bg-white { background-color: #ffffff; }
.bg-blue-50 { background-color: #87CEFA; }
.bg-green-50 { background-color: #98FB98; }
.bg-green-100 { background-color: #e4e40c; }
.bg-green-200 { background-color: #ee7c0b; }
.bg-red-100 { background-color: #FF0000; }