/* 公共重置样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* 基础响应式设置 */
body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    line-height: 1.6;
    color: #333;
    background-color: #f0f3f5;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

/* 容器响应式处理 */
table[width="90%"] {
    width: 100% !important;
    max-width: 1200px;
    margin: 0 auto;
}

/* 主内容区适配 */
tr[bgcolor="#DFE0D1"],
tr[bgcolor="#F5F7EE"] {
    background: #fff !important;
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
    body {
        font-size: 16px;
    }

    .title_page {
        font-size: 1.4rem !important;
        padding: 0 15px;
    }

    .content {
        font-size: 1.5rem !important;
        line-height: 1.8 !important;
        padding: 0 15px;
    }

    table[width="90%"] {
        padding: 10px;
    }


}

/* PC端优化 */
@media screen and (min-width: 769px) {
    body {
        font-size: 18px;
        padding: 20px 0;
    }

    .title_page {
        font-size: 1.8rem !important;
        margin-bottom: 1.5rem;
    }

    .content {
        font-size: 1.1rem !important;
        line-height: 1.8 !important;
    }
}

/* 通用文本样式 */
.title_page {
    color: #2c3e50 !important;
    font-weight: 600 !important;
    margin: 1.2rem 0;
    text-align: center;
}

.content {
    color: #444 !important;
    text-align: justify;
}

/* 链接样式优化 */
a {
    color: #2980b9 !important;
    transition: color 0.3s ease;
}

a:hover {
    color: #3498db !important;
    /*text-decoration: underline !important;*/
    text-decoration: none;
}

/* 表格样式优化 */
table[border="0"][cellspacing="1"] {
    background: #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
}

td[bgcolor="#F7F7F7"] {
    background: #f8f9fa !important;
    padding: 12px !important;
}

/* 页脚样式 */
a[target="_blank"] font {
    display: block;
    text-align: center;
    padding: 20px;
    color: #95a5a6 !important;
    font-size: 0.9rem;
}

/* 图片响应式 */
.content img {
    max-width: 100%;
    height: auto;
    margin: 1rem 0 !important;
    border-radius: 4px;
}

/* 辅助类 */
.text-right {
    text-align: right;
}

.mobile-hidden {
    display: none;
}

@media screen and (min-width: 769px) {
    .mobile-hidden {
        display: block;
    }
}


/* 底部按钮容器样式 */
.button-container {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.96);
    display: flex;
    justify-content: space-around;
    padding: 0.8rem 0;
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    border-radius: 24px 24px 0 0;
}

/* 基础按钮样式 */
.button {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.8rem;
    text-decoration: none;
    color: #5f6368;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 16px;
    width: 20%;
    background: transparent;
}

/* 中间功能按钮 */
.middle-button {
    background: #E6E6FA;        /* 淡紫色背景 #E6E6FA    #D8BFD8 */
    color: white;
    border-radius: 50%;
    padding: 1rem;
    margin-top: -2rem;
    box-shadow: 0 6px 12px rgb(206, 234, 243);
    height: 100px;
    width: 100px;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-decoration: none;
}

.middle-button i {
    font-size: 3rem;
    margin-bottom: 0.2rem;
    transition: transform 0.2s;
    font-weight: 700;
}

/* 按钮图标 */
.button i {
    font-size: 1.4rem;
    margin-bottom: 0.4rem;
    transition: transform 0.2s;
}

/* 文字标签 */
.button span {
    font-size: 0.75rem;
    font-weight: 500;
}

/* 悬停效果 */
.button:not(.middle-button):hover {
    background: rgba(74, 144, 226, 0.08);
    color: #4A90E2;

}

.middle-button:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 16px rgba(74, 144, 226, 0.3);
    text-decoration: none;
}

/* 活动状态 */
.button:active {
    transform: scale(0.95);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .button-container {
        padding: 0.6rem 0;
        border-radius: 16px 16px 0 0;
    }


    .button {
        width: 22%;
        padding: 0.6rem;
    }

    .middle-button {
        width: 80px;
        height: 80px;
    }

    .middle-button i {
        font-size: 2.5rem;
    }

    .button i {
        font-size: 1.2rem;
    }
}