/* ===== 固定样式（请勿删除或修改，根据实际路径微调logo图）===== */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

header {
    background-color: black;
    height: 80px;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
}

header ul {
    position: absolute;
    right: 5vw;
    top: 0;
    line-height: 80px;
    list-style: none;
}

h1 {
    color: white;
    position: absolute;
    left: 50px;
    top: 2px;
    width: 400px;
    height: 80px;
    line-height: 60px;
    /* 如果HTML文件在根目录，请将路径改为 images/logo1.png */
    background-image: url(../images/logo1.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    text-indent: -9999px;
}

header li {
    display: inline;
    margin-right: 4vw;
}

header a {
    color: white;
    text-decoration: none;
}

header a:hover {
    text-decoration: underline;
}

/* 底部按钮 */
footer a {
    position: fixed;
    bottom: 20px;
    right: 20px;
    color: white;
    text-decoration: none;
    border: 3px solid #ACACAC;
    padding: 10px 15px;
    border-radius: 5px;
    background-color: rgba(0, 0, 0, 0.5);
    text-align: center;
    z-index: 1000;
}

/* ===== 免责声明页面样式（独立，不影响固定样式）===== */
.disclaimer-page {
    padding: 100px 20px 60px;   /* 留出顶部固定导航栏的空间 */
    min-height: calc(100vh - 80px);
    background-image: url("../images/sanheguzhen2.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.disclaimer-doc {
    width: 100%;
    max-width: 900px;
    background-color: #fff;
    padding: 40px 50px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
    border: 1px solid #eee;
}

.disclaimer-title {
    font-size: 28px;
    color: #d94848;
    text-align: center;
    margin-bottom: 30px;
    font-weight: 800;
    border-bottom: 2px solid #d94848;
    padding-bottom: 15px;
}

.disclaimer-subtitle {
    font-size: 18px;
    color: #333;
    margin: 25px 0 15px;
    font-weight: 700;
}

.disclaimer-content {
    font-size: 16px;
    line-height: 1.8;
    color: #444;
}

.disclaimer-intro {
    margin-bottom: 20px;
    text-indent: 2em;
}

.disclaimer-content p {
    margin-bottom: 15px;
    text-indent: 2em;
}

.disclaimer-contact,
.disclaimer-date {
    margin-top: 30px;
    color: #666;
    font-size: 15px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .disclaimer-doc {
        padding: 20px 25px;
    }
    .disclaimer-title {
        font-size: 24px;
    }
    .disclaimer-subtitle {
        font-size: 16px;
    }
    .disclaimer-content {
        font-size: 15px;
    }
}