/* ===== 全局 ===== */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: 'Segoe UI', 'PingFang SC', Roboto, sans-serif;
            background: #f5f7fa;
            color: #2d3436;
            padding: 20px;
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: flex-start;
        }
		/* 背景层 */
#background{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    z-index:-1;
}
#content {
    text-align: center;
}
/* 漂浮图案 */
.shape{
    position:absolute;
    pointer-events:none;
    user-select:none;
}
/* Logo */
.logo img{
height:50px;
transition:0.3s;
}

.logo img:hover{
transform:scale(1.1);
}
/* 导航栏 */

.navbar{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px 50px;
    background:#1f1f1f;
    color:white;
}

.navbar a{
    color:white;
    margin-left:20px;
    text-decoration:none;
}

        .timeline-container {
            max-width: 900px;
            width: 100%;
            background: #ffffff;
            border-radius: 28px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
            padding: 32px 36px 44px;
        }
        h1 {
            font-size: 2rem;
            font-weight: 700;
            color: #1e1e2a;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        h1 i { color: #6c5ce7; }
        .subtitle {
            color: #636e72;
            font-size: 0.95rem;
            margin-bottom: 32px;
            border-bottom: 2px solid #f0f0f5;
            padding-bottom: 16px;
        }
 /* 在标题右侧添加按钮样式 */
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
        }
        .header-actions .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: #6c5ce7;
            color: #fff;
            border-radius: 30px;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            transition: 0.2s;
            border: none;
            cursor: pointer;
        }
        .header-actions .btn-link:hover {
            background: #5a4bd1;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
        }
        h1 {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
/* ===== 时间轴 ===== */
:root {
    --timeline-line: #e17055;   /* 竖线颜色（橙红） */
    --timeline-dot: #d63031;    /* 圆点颜色（深红） */
}

.timeline {
    position: relative;
    padding-left: 30px;
}

/* 竖线 */
.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--timeline-line);  /* 使用变量 */
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 32px;
    padding-left: 20px;
}

/* 圆点 */
.timeline-item::before {
    content: '';
    position: absolute;
    left: -26px;
    top: 6px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--timeline-dot);     /* 使用变量 */
    border: 3px solid #fff;
    box-shadow: 0 0 0 2px var(--timeline-dot);
    z-index: 1;
}

        .timeline-item .date {
            font-size: 0.85rem;
            font-weight: 600;
            color: #6c5ce7;
            margin-bottom: 4px;
            letter-spacing: 0.5px;
        }
        .timeline-item .title {
            font-size: 1.3rem;
            font-weight: 600;
            color: #2d3436;
            cursor: pointer;
            transition: 0.2s;
        }
        .timeline-item .title:hover {
            color: #6c5ce7;
            text-decoration: underline;
        }
        .timeline-item .location {
            font-size: 0.9rem;
            color: #636e72;
            margin-top: 2px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .timeline-item .location i {
            color: #6c5ce7;
            width: 16px;
        }

        /* 如果活动很多，紧凑一些 */
        .timeline-item:last-child {
            margin-bottom: 0;
        }

        /* 加载/空状态 */
        .loading, .empty {
            text-align: center;
            padding: 40px 20px;
            color: #b2bec3;
        }
        .loading i, .empty i {
            font-size: 2.4rem;
            display: block;
            margin-bottom: 12px;
            color: #dfe6e9;
        }
        .empty p {
            font-size: 1rem;
        }
		footer{
    background:#1f1f1f;
    color:white;
    text-align:center;
    padding:20px;
    bottom: 0;
    width: 100%;
    z-index: 999;
}

        /* 响应式 */
        @media (max-width: 600px) {
            .timeline-container { padding: 20px 18px 30px; }
            .timeline { padding-left: 20px; }
            .timeline-item { padding-left: 12px; }
            .timeline-item::before { left: -20px; width: 12px; height: 12px; }
            .timeline-item .title { font-size: 1.1rem; }
        }