/* 公共样式 - H5摇一摇 */

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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #1a0a2e;
}

/* 图片默认样式 */
img {
    display: block;
    width: 100%;
    height: auto;
    pointer-events: none;
}

/* 页面容器 */
.page-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

/* 背景层 */
.background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 按钮通用样式 */
.btn {
    cursor: pointer;
    transition: transform 0.15s ease;
}

.btn:active {
    transform: scale(0.95);
}

.btn img {
    pointer-events: none;
}