* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    font-family: Arial, "Microsoft YaHei", sans-serif;
}

.index-page {
    width: 100%;
    min-height: 100vh;
    background: linear-gradient(180deg, #f5f7fa 0%, #e8ecf1 100%);
}

/* 内容包装器 */
.index-page .content-wrapper {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    position: relative;
}

/* 图片区域 */
.index-page .image-section {
    position: relative;
    background: #fff;
    border-radius: 0;
    overflow: hidden;
    margin-bottom: 0;
    box-shadow: none;
}

.index-page .event-image {
    width: 100%;
    height: auto;
    display: block;
}

/* 按钮覆盖层 */
.index-page .button-overlay {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 80px;
    z-index: 50;
}

/* 进入按钮 */
.index-page .enter-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 20px 70px;
    margin: 15px auto; /* 关键：控制按钮间距 */
    background: rgba(255, 255, 255, 0.8);
    color: #2c5ae9;
    text-decoration: none;
    font-size: 26px;
    font-weight: 700;
    border-radius: 35px;
    border: none;
    box-shadow: none;
    transition: none;
    white-space: nowrap;
    text-shadow: 
        -0.3px -0.3px 0 #fff,
        0.3px -0.3px 0 #fff,
        -0.3px 0.3px 0 #fff,
        0.3px 0.3px 0 #fff;
}

.index-page .btn-icon {
    width: 38px;
    height: 38px;
    display: inline-block;
    flex-shrink: 0;
}

.index-page .enter-btn:hover {
    background: rgba(255, 255, 255, 0.8);
}

.index-page .enter-btn:active {
    background: rgba(255, 255, 255, 0.8);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .index-page .content-wrapper {
        padding: 0;
    }
    
    .index-page .button-overlay {
        gap: 35px;
    }
    
    .index-page .enter-btn {
        padding: 16px 50px;
        font-size: 22px;
    }
    
    .index-page .btn-icon {
        width: 32px;
        height: 32px;
    }
}

@media (max-width: 480px) {
    .index-page .button-overlay {
        gap: 25px;
    }
    
    .index-page .enter-btn {
        padding: 14px 40px;
        font-size: 20px;
    }
    
    .index-page .btn-icon {
        width: 28px;
        height: 28px;
    }
}