/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 导航栏样式 */
.main-nav {
    background-color: #2c3e50;
    padding: 1rem;
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.main-nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.main-nav a.active,
.main-nav a:hover {
    background-color: #34495e;
}

/* 页面容器样式 */
.page {
    display: none;
    padding: 2rem;
}

.page.active {
    display: block;
}

/* 日历样式 */
.calendar-container {
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: #f5f6fa;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background-color: #ddd;
}

.calendar-cell {
    background-color: white;
    padding: 1rem;
    min-height: 100px;
    cursor: pointer;
}

.calendar-cell:hover {
    background-color: #f8f9fa;
}

/* 表格样式 */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f5f6fa;
}

/* 表单样式 */
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
}

input, select, button {
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

button {
    background-color: #3498db;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #2980b9;
}

.hidden {
    display: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }

    .calendar-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}


/* 新增样式 */
.event-badge {
    background-color: #3498db;
    color: white;
    font-size: 0.8rem;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    margin-top: 0.5rem;
}

.event-item {
    font-size: 0.8rem;
    margin-top: 0.2rem;
    padding: 0.2rem;
    border-radius: 2px;
}

.event-item.basketball {
    background-color: #f1c40f;
}

.event-item.football {
    background-color: #2ecc71;
}

.event-item.volleyball {
    background-color: #e74c3c;
}

.today {
    background-color: #f8f9fa;
    border: 2px solid #3498db;
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-weight: bold;
}

.badge.gold {
    background-color: gold;
    color: #333;
}

.badge.silver {
    background-color: silver;
    color: #333;
}

.badge.bronze {
    background-color: #cd7f32;
    color: white;
}

.weather-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
}

.weather-icon img {
    width: 60px;
    height: 60px;
}

.team {
    margin-top: 1rem;
    padding: 1rem;
    background-color: