body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f5f5f5;
}
h1 {
    text-align: center;
    color: #333;
}
.container {
    max-width: 1920px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    overflow: hidden;
}
.note {
    background-color: #e6f3ff;
    border: 1px solid #b3d9ff;
    border-radius: 4px;
    padding: 10px;
    margin: 20px;
    color: #3AB4E8;
}
.tabs {
    display: flex;
    background-color: #f1f1f1;
    border-bottom: 1px solid #ddd;
}
.tab {
    padding: 15px 20px;
    cursor: pointer;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: bold;
    color: #666;
    transition: all 0.3s ease;
}
.tab:hover {
    background-color: #e0e0e0;
}
.tab.active {
    background-color: white;
    color: #3AB4E8;
    border-bottom: 3px solid #3AB4E8;
}
.tab-content {
    padding: 20px;
    display: none;
}
.tab-content.active {
    display: block;
}
.tab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}
.tab-header h2 {
    margin: 0;
    color: #3AB4E8;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 14px;
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}
th {
    background-color: #3AB4E8;
    color: white;
    font-weight: bold;
}
tr:hover {
    background-color: #f0f8ff;
}
.form-group {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

/* 趋势标签页的表单样式 */
#trend .form-group {
    display: flex;
    align-items: center;
    gap: 5px;
    justify-content: flex-start;
}

#trend .form-group .form-item {
    display: flex;
    align-items: center;
    gap: 3px;
}

#trend .form-group label {
    display: inline-block;
    width: auto;
    font-weight: bold;
    color: #3AB4E8;
    margin: 0;
    white-space: nowrap;
    font-size: 14px;
}

#trend .form-group input {
    padding: 8px;
    width: 150px;
    border: 1px solid #3AB4E8;
    border-radius: 4px;
}

#trend .form-group button {
    margin: 0;
}

/* 其他标签页的表单样式 */
#report .form-group {
    display: flex;
    align-items: center;
    gap: 5px;
}

#report .form-group .form-item {
    display: flex;
    align-items: center;
    gap: 3px;
}

#report .form-group label {
    display: inline-block;
    width: auto;
    font-weight: bold;
    color: #3AB4E8;
    margin: 0;
    white-space: nowrap;
    font-size: 14px;
}

#report .form-group input {
    padding: 8px;
    width: 150px;
    border: 1px solid #3AB4E8;
    border-radius: 4px;
}
.btn {
    background-color: #3AB4E8;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}
.btn:hover {
    background-color: #3AB4E8;
}
.btn-download {
    margin: 0;
}
.pagination-container {
    margin-top: 24px;
    margin-bottom: 16px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding-right: 8px;
}
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    padding: 10px 0;
}
.pagination button {
    background-color: white;
    color: #3AB4E8;
    border: 1px solid #3AB4E8;
    border-radius: 4px;
    padding: 8px 12px;
    margin: 0 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.pagination button:hover {
    background-color: #3AB4E8;
    color: white;
}
.pagination button.active {
    background-color: #3AB4E8;
    color: white;
    font-weight: bold;
}
.pagination button:disabled {
    background-color: #f0f0f0;
    color: #999;
    cursor: not-allowed;
    border-color: #ddd;
}

.stats-container {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
    gap: 20px;
}

.stat-card {
    flex: 1;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 20px;
    text-align: center;
}

.stat-card h3 {
    margin: 0 0 10px 0;
    color: #333;
    font-size: 14px;
    font-weight: bold;
}

.stat-card p {
    margin: 0;
    font-size: 24px;
    font-weight: bold;
    color: #3AB4E8;
}

.chart-container {
    position: relative;
    margin: 20px 0;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

#trendChart {
    max-height: 400px;
    width: 100%;
}