/* 专业深色主题 */
:root {
  --container-width: 1200px;
  --nav-padding: 30px;
  --primary: #CC0000;
  --go-primary: #FF0000;
  --background: linear-gradient(to bottom, #333333, #111111);
  --backend: linear-gradient(to bottom, #111111, #222222);
  --surface: #111111;
  --border: rgba(255,255,255,0.15);
  --text-primary: #FFFFFF;
  --text-secondary: #EEEEEE;
}

* {
    font-style: normal !important; /* 临时全局重置 */
}

body {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0px;
  box-sizing: border-box;
  background: var(--background);
  color: var(--text-primary);
  font-family: 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  position: relative;
  min-height: 100vh;
  font-size: 14px;
}

/* 导航栏样式 */
.navbar {
	border: 1px solid var(--border);
    background-color: #111111CC;
    padding: 10px 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    position: relative;
    z-index: 1000;
    border-radius: 0 0 10px 10px;
}

.navbar-container {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.navbar-logo {
    background: url('/image/logo.png') no-repeat center/contain;
    width: 35px;
    height: 35px;

	padding-left:30px;
}

.navbar-title {
    color: #EEEEEE;
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 1px;
}

.navbar-nav {
    display: flex;
    margin-left: auto;
    gap: 10px;
}

.nav-item {
	  align-items: center;
    justify-content: center;
    user-select: none;
    min-width: fit-content;   /* 宽度自适应文字 */
    height: 20px;
    letter-spacing: 2px;
    color: #EEEEEE;
    padding: 10px 20px;       /* 通过 padding 控制背景色宽度 */
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 16px;
    text-decoration: none;
}

.nav-item:hover {
    background-color: #333333;
    transform: translateY(-2px);
}

.nav-item:active {
    background-color: #FF0000;
    transform: translateY(-2px);
}

.navbar-nav a.nav-item {
    text-decoration: none;
}

.navbar-link {
        text-decoration: none;
        color: inherit;
        display: flex;
        align-items: center;
        cursor: pointer;
        transition: transform 0.3s ease; /* 平滑过渡动画 */
        position: relative; /* 用于伪元素定位 */
    }

    .navbar-link:hover {
		color: #FFFFFF; /* 文字颜色改为红色 */
        transform: translateX(10px); /* 向右移动10px */
		

    }


	
 /* "下载首页" 提示文字（带红色边框） */
    .navbar-link::after {
        content: "下载首页";
        position: absolute;
        right: -100px; /* 调整位置，避免重叠 */
        opacity: 0;
		background-color: #333333;
        color: #EEEEEE; /* 文字颜色改为红色 */
        font-size: 14px;
        padding: 4px 8px; /* 内边距 */
        border: 2px solid #FF0000; /* 红色边框 */
        border-radius: 12px; /* 圆角 */
        transition: opacity 0.3s ease, right 0.3s ease;
    }
	
    .navbar-link:active::after {
       color: #FFFFFF;
	   background-color: #CC0000;
    }

    .navbar-link:hover::after {
        opacity: 1;
        right: -90px; /* 悬停时微调位置 */
    }


/* 激活状态样式 */
.nav-item.active {
	  align-items: center;
    justify-content: center;
	  font-weight: bold;
    background-color: var(--primary);
    color: #FFFFFF
    font-weight: 600;
}

.nav-item.active:hover {
    background-color: var(--go-primary);
}

.nav-item.active:active {
	  transition: all 0.3s ease;
    background-color: var(--primary);
}

.nav-item.active::after {
    content: '';
    display: block;
    width: 30px;
    height: 3px;
    margin: 5px auto 0;
    border-radius: 3px;
}






/* 主内容区 */
#fileview {
  padding-top: 20px;

}

/* 软件介绍区域样式 */

.software-intro {
    background: var(--surface);
    border-radius: 10px;
    padding: 0rem 2rem 1rem 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    border: 1px solid var(--border);
}

.intro-header {
    border-bottom: 1px solid var(--border);
}
.right-text {
    margin-left: auto;
    color: #999999;

}

.intro-header h2 {
	  position: relative;    
    top: -20px;   /* 上移5px */
    right: 20px;  /* 右移15px */
    font-size: 18px;
}

.intro-header b {
    color: #CCCCCC;
}

.intro-meta {	
	  height: 30px;
    display: flex;
    gap: 1.5rem;
    color: #999999;
    font-size: 0.9rem;
}

.meta-item i {
    margin-right: 5px;
}


.history-btn {
  margin-left: 10px;
  padding: 3px 8px;
  background: #CC0000;
  border: 0px solid #CC0000; /* 红色边框 */
  border-radius: 5px;
  color: #EEEEEE;
  text-decoration: none;
  font-size: 12px;
}

.history-btn:hover {
  transform: translateY(-2px);
  color: #FFFFFF;
  background: #FF0000;
}


/* Flex 容器（确保子元素顶部对齐） */
.intro-content {
    padding: 15px 0px;
    display: flex;
    gap: 1rem;
    align-items: flex-start; /* 关键：顶部对齐 */
}

/* 左侧面板 */
.intro-left {
    background: #111111;
    padding: 1rem 2rem;
    flex: 0 0 40%; /* 固定宽度 40% */
    border-radius: 10px;
	margin: 0 auto;
}

.intro-left h2 {
   text-align: center;
}


/* 右侧面板 */
.intro-right {
    background: #111111;
    padding: 1rem 2rem;
    flex: 1; /* 占据剩余空间 */
    position: relative;
    border-radius: 10px;
	margin: 0 auto;
	border: 1px solid var(--border);
}

.intro-right h2 {
  margin-left: 12rem;
  margin-top: 11rem;
  color: #333;
  font-size: 1.5rem;
}

.screenshot {
    margin-bottom: 1.5rem;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.main-thumb {
	 height: 300px;
}
.screenshot img {
    width: 100%;
    display: block;
}
.mini-screenshot {
	 width: 80px;
}
.mini-thumb {
	 height: 45px;
}
.screenshot-nav {
    display: flex;
    padding: 0.5rem;
    background: rgba(0,0,0,0.2);
}

.screenshot-thumb {
	text-align: center;
    width: 80px;
    height: 70px;
    margin-right: 10px;
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
    cursor: pointer;
}

.screenshot-thumb.active {
    background: var(--primary);
    border: 2px solid #CC0000;
}

.thumb-caption {
    font-size: 14px;
    color: white;
    text-align: center;
    line-height: 1.6;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.feature-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.tag {
    background: rgba(255,68,68,0.1);
    color: var(--primary);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
}

.intro-desc {
    margin-bottom: 1.5rem;
}

.intro-desc h3, .feature-list h3 {
    color: var(--text-primary);
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

.intro-desc p {
    margin-bottom: 0.8rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.feature-list ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.feature-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
}

.feature-list i {
    color: var(--primary);
    margin-right: 0.8rem;
}

.download-cta {
    display: flex;
    gap: 1rem;
    margin: 1rem 2rem;
}

.download-btn, .video-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    font-style: normal !important; /* 强制取消斜体 */
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
}

.download-btn {
    background: var(--primary);
    color: #EEEEEE;
}

.download-btn:hover {
	  color: #FFFFFF;
    background: #FF0000;
    transform: translateY(-2px);
}

.video-btn {
	  margin-left: 2rem;
    background: #555555;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.video-btn:hover {
    background: #CC0000;
}



/* 响应式调整 */
@media (max-width: 768px) {
    .intro-content {
        flex-direction: column;
    }
    
    .intro-left, .intro-right {
        flex: 1;
    }
    
    .download-cta {
        flex-direction: column;
    }
    
    .download-btn, .video-btn {
        width: 100%;
        justify-content: center;
    }
}



/* 专业卡片设计 */
.file-box {
  background: var(--surface);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  border: 1px solid var(--border);
}

/* 文件项增强 - 修改部分开始 */
.mbx {
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
  margin: 0.75rem 0;
  padding: 12px 15px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

/* 新增文件项容器样式 */
.file-item-container {
  display: flex;
  align-items: center;
  width: 100%;
}

.mlink {
  display: flex !important;
  align-items: center;
  flex: 1;
  text-decoration: none;
  color: inherit;
}

/* 保留原始类名 */
.minPx-top {
  /* 原有样式保留 */
}

.mbx::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 3px;
  background: var(--primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mbx:hover {
  transform: translateX(8px);
  background: rgba(255,255,255,0.05);
}

.mbx:hover::before {
  opacity: 1;
}


.parent-container {
    display: flex !important;
    align-items: center !important; /* 垂直居中 */
}
/* 文件图标强制控制 */
.fileimg {
    width: 30px !important;
    height: 30px !important;
    border-radius: 8px !important;
    margin-right: 30px !important;
    margin-bottom: 20px !important; 
    flex-shrink: 0 !important;
    background-size: contain !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
}


/* 如果是方形图标想填满容器 */
.fileimg.fill-mode {
    background-size: cover !important;
}

.filename {
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-right: 10px;
}

.filesize {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

/* 下载图标样式 */
.folderdown {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 10px;
}

.folderdown-2 {
  width: 30px;
  height: 30px;
  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="currentColor" d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>') center/contain no-repeat;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.mlink:hover .folderdown-2 {
  opacity: 1;
}
/* 文件项增强 - 修改部分结束 */

/* 加载动画 */
.load2 {
  display: flex;
  justify-content: center;
  padding: 3rem;
}

.loader {
  width: 40px;
  height: 40px;
  border: 3px solid var(--primary);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 按钮增强 */
#filemore {
  background: linear-gradient(135deg, var(--primary), #FF6666);
  color: white !important;
  border: none;
  padding: 0.8rem 2rem;
  border-radius: 30px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-block;
  box-shadow: 0 4px 15px rgba(255,68,68,0.3);
}

#filemore:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,68,68,0.4);
}

#filemore:active {
  transform: translateY(0);
}

/* 搜索框专业设计 */
.search {
  background: rgba(255,255,255,0.08);
  color: var(--text-secondary);
  padding: 0.8rem 1.5rem;
  border-radius: 30px;
  margin: 1rem 2rem;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 1px solid var(--border);
}

.search:hover {
  background: rgba(255,255,255,0.12);
}

.sinput {
  background: rgba(255,255,255,0.08) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border) !important;
  border-radius: 30px !important;
  padding: 0.9rem 1.5rem !important;
}

/* 底部样式 */
.n_foot {
  text-align: center;
  padding: 10px 0;
  font-size: 14px;
  margin-top: 2rem;
  border-top: 2px solid #333333;
  border-radius: 10px;
}


.n_foot a {
  color: #999999 !important;
  text-decoration: none;
}


.n_foot a:hover {
  color: var(--go-primary) !important;
}

.n_foot a:active {
  color: var(--primary) !important;
}

.n_copy {
  display: inline-block;
  margin-bottom: 8px;
  color: #999999 !important;
  opacity: 0.7;
}


/* 响应式设计 */
@media (max-width: 768px) {
  #fileview {
    padding: 1rem;
  }

  .mbx {
    padding: 1rem !important;
  }

  .fileimg {
    width: 20px;
    height: 20px;
    margin-right: 1rem !important;
  }

  .user-name {
    font-size: 1.1rem;
  }

  .navbar {
    padding: 1rem;
  }

  .navbar-title {
    font-size: 20px;
  }
}


/* 新增二维码表格样式 */
.qrcode-table {
    border-collapse: collapse;
    margin: 0;
    border: none;
}
.qrcode-table td {
    vertical-align: top;
    padding: 0 30px;
    text-align: center;
    border: none;
}

    .qrcode-container {
        float: right;
        margin: 10px 20px 0 0;
        text-align: center;
    }

    .qrcode-group {
        display: flex;
        gap: 25px;
    }

    .qrcode-item img {
        width: 50px;
        height: 50px;
    border-radius: 50%;
    border: 3px solid transparent;
    transition: all 0.3s ease;
    padding: 3px; /* 防止图片内容溢出边框 */
}

.qrcode-item img:hover {
    border-color: #CC0000;
    box-shadow: 0 0 10px rgba(204,0,0,0.3); /* 可选悬停阴影效果 */
}

.qrcode-item img:active {
    border-color: #FF0000;
    box-shadow: 0 0 15px rgba(255,0,0,0.5); /* 可选点击扩散效果 */
}
    .feature-table {
        width: 800px;		
        border-collapse: collapse;
        margin: 0px 20px;
        clear: both;
    }

    .feature-table td, .feature-table th {
        border: 1px solid #FF0000;
        padding: 5px 15px;
        text-align: left;
    }

    .contact-button {
        background: #CC0000;
        color: white;
        padding: 5px 20px;
        border: none;
        cursor: pointer;
        text-decoration: none;
        display: inline-block;
    }

    .contact-button:active {
        background: #FF0000;
    }

    .contact-info {
        clear: both;
        padding: 10px;     
        margin: 10px;
        position: relative;
        flex-grow: 1; /* 让底部信息区域占据剩余空间 */
    }

    .contact-info .qrcode-container {
        position: absolute;
        right: 10px;
        top: 0px;
        transform: translateY(-50%);
        margin: 0px;
    }
    
    
    /* 原有页面元素暗黑风格改造 */
.user-top {
    height: 30px;
    padding: 10px;
    background-color: #1a1a1a;
    border-bottom: 1px solid #333;
}

.user-ico { float: left; }
.user-ico-img {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    position: absolute;
}
.user-ico-div {
    background: #444;
    width: 30px;
    height: 25px;
    border-radius: 50%;
    padding-top: 5px;
}
.user-ico-div-1 {
    background: #666;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin: auto;
}
.user-ico-div-2 {
    background: #666;
    width: 20px;
    height: 10px;
    border-radius: 50%;
    margin: auto;
    margin-top: 1px;
}
.user-name {
    float: left;
    font-size: 14px;
    line-height: 30px;
    color: #AAAAAA;
    margin-left: 10px;
}

.appfile {
	background: #111111;
    text-align: center;
    padding-top: 0px;
    padding-bottom: 20px;
}







.appinfoempty {
    display: block; /* 每个 span 独占一行 */

    margin: 5px; /* 可选：调整行间距 */
}
.apptxt {
	margin: 0 auto;
    width: 85%;
    line-height: 1.6;
    text-align: left; 
    color: #EEEEEE;
    background-color: #333333;
     padding: 5px 20px 20px 20px; /* 上 右 下 左 */
    border-radius: 6px;
    font-size: 14px;

}
.apptxt h3{
    font-size: 16px;

}

/* 积分活动面板样式 */
    .points-panel {
		margin: 0 auto;
        width: 90%;
        margin-top: 20px;
        border-radius: 8px;
        overflow: hidden;
        background: #222222;
        position: relative;
        border: 2px solid #CC0000;
    }

    .panel-header {
        padding: 12px 15px;
        background: #222222;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 16px;
        color: #EEEEEE;
        transition: background 0.2s;
    }

    .panel-header:hover {
        background: #CC0000;
    }

    .arrow {
        transition: transform 0.3s;
    }
    
    .panel-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1); /* 更平滑的动画曲线 */
        padding: 0 20px;
    }
    
    .panel-content.active {
        max-height: 1000px; /* 足够大的高度值 */
        padding: 20px;
    }
    
    .share-link {
        display: flex;
        margin-bottom: 20px;
    }
    
    .share-link input {
        flex: 1;
        padding: 10px;
        border: 1px solid #444;
        background: #333;
        color: #EEE;
        border-radius: 4px 0 0 4px;
        font-size: 13px;
    }
    
    .share-link button {
        padding: 10px 15px;
        background: #4CAF50;
        color: white;
        border: none;
        border-radius: 0 4px 4px 0;
        cursor: pointer;
        transition: background 0.2s;
    }
    
    .share-link button:hover {
        background: #3e8e41;
    }
    
    .points-info {
		text-align: center;
        margin-bottom: 10px;
        font-size: 13px;
        color: #EEEEEE;
        line-height: 1.5;
    }
    
    .highlight {
        color: #FF6666;
        font-weight: bold;
    }
    
    .qr-code {
        text-align: center;
        margin: 0 auto 25px;
        width: 150px;
    }
    
    .qr-code img {
        width: 150px;
        height: 150px;
        margin-bottom: 15px;
        display: block;
        border: 1px solid #444;
        border-radius: 4px;
    }
    
    .qr-code p {
        font-size: 13px;
        color: #AAAAAA;
        margin-top: 10px;
    }

/* 复制成功提示样式 */
.copy-toast {
    position: fixed;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #4CAF50;
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    animation: toast-popup 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
    opacity: 0;
}

@keyframes toast-popup {
    0% {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* 淡出效果 */
.copy-toast.fade-out {
    animation: toast-fadeout 0.5s ease forwards;
}

@keyframes toast-fadeout {
    0% {
        opacity: 1;
        transform: translate(-50%, 0);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
}



/* 下载按钮暗黑风格 */
.appa {
    width: 120px;
    color: #FFFFFF;
    font-weight: 700;
    background: #CC0000;
    border-radius: 7px;
    display: block;
    margin: 20px;
    line-height: 45px;
    height: 45px;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}
.appa:hover {
    background: #FF0000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255,0,0,0.3);
}
.appa:active {
    background: #000000;
    transform: translateY(1px);
}

.appdown{
    width: 150px;
    margin: auto;
     border: none;
    }
.appreport{
	position: initial;
    border-radius: 0px;
	background: #fff;
    padding: 0px;
    font-size: 14px;
	line-height: inherit;
    margin-left: 10px;}

/* 描述框样式 */
.appdes {
    padding: 20px;
    padding-bottom: 30px;
    line-height: 1.7em;
    background-color: #1a1a1a;
    margin: 20px;
    border-radius: 8px;
}

/* 加载动画 */
#mla {
    display:none;
    position: absolute;
    right: 0px;
    left: 0px;
    padding: 28px 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9;
    opacity: .5;
}
.loader,
.loader:before,
.loader:after { border-radius: 50%; }
.loader:before,
.loader:after {
    position: absolute;
    content: '';
}
.loader:before {
    width: 16px;
    height: 32px;
    background: #fff;
    border-radius: 32px 0 0 32px;
    top: -1px;
    left: -1px;
    transform-origin: 16px 16px;
    animation: load2 1s infinite ease 1.5s;
}
.loader {
    font-size: 11px;
    text-indent: -99999em;
    margin: auto;
    position: relative;
    width: 30px;
    height: 30px;
    box-shadow: inset 0 0 0 4px #666;
}
.loader:after {
    width: 16px;
    height: 32px;
    background: #fff;
    border-radius: 0 31px 31px 0;
    top: -1px;
    left: 15px;
    transform-origin: 0px 16px;
    animation: load2 1s infinite ease;
}

/* 广告区域 */
.appad {
    padding: 20px;
    background-color: #1a1a1a;
    margin: 20px;
    border-radius: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #111111;
        flex-direction: column;
        padding: 15px;
    }
    
    .nav-item {
        width: 100%;
        text-align: center;
    }
    
    .navbar-title {
        font-size: 20px;
    }
    
    .navbar-container {
        justify-content: space-between;
    }
    
    .mobile-menu-btn {
        display: block !important;
        color: #EEEEEE;
        font-size: 24px;
        cursor: pointer;
    }
}

@keyframes load2 {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}




        /* 模态框核心样式 */
        #wechat-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 9999;
            justify-content: center;
            align-items: center;
        }

        #wechat-modal.active {
            display: flex;
            animation: modalFadeIn 0.3s;
        }

        .modal-content {
        	width: 280px;
            height: 280px;
            background: #222222;
            border: 2px solid #CC0000;
            padding: 20px 20px;
            border-radius: 12px;
            text-align: center;
            position: relative;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .close-btn {
            position: absolute;
            top: 0px;
            right: 10px;
            font-size: 40px;
            cursor: pointer;
            color: #CC0000;
            transition: color 0.2s;
        }

        .close-btn:hover {
            color: #FF0000;
        }

        .qr-code {
            width: 150px;
            height: 150px;
            margin-top: 20px;            
            padding: 0px;
        }

        @keyframes modalFadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* 移动端优化 */
        @media (max-width: 480px) {
            .modal-content {
                width: 85%;
                padding: 20px;
            }
            
            .qr-code {
                width: 180px;
                height: 180px;
            }
        }