/* 导航 */
.导航 {
    left: 0px;
    top: 0px;
    /* width: 1440px; */
    height: 60px;
    opacity: 1;
    background: rgba(255, 255, 255, 1);
    border-width: 0px 0px 1px 0px;
    border-style: solid;
    border-color: rgba(220, 223, 230, 1);
    /* 添加以下固定定位样式 */
    position: fixed !important;
    width: 100% !important;
    z-index: 1000 !important;
    top: 0 !important;
    left: 0 !important;
}

.导航 .logo img {
    width: 127px;
    height: 26px;
    margin-left: 30px;
    margin-top: 17px;
}

.导航 .word {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 0px;
    line-height: 22px;
    color: #808080;
}

.nav-head-item {
    float: left;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 60px;

}

/* 悬浮效果 */
.nav-head-item:hover {
    color: rgba(26, 26, 26, 1);
}

/* 选中效果 */
.nav-head-item.active {
    color: rgba(26, 26, 26, 1);
}

.立即预约 {
    height: 188px;
    background: rgba(255, 255, 255, 1);
}

#to-reservation {
    width: 248px;
    height: 40px;
    opacity: 1;
    border-radius: 20px;
    background: rgba(26, 26, 26, 1);

    border: 0.5px solid rgba(102, 102, 102, 1);

    display: flex;
    justify-content: center;
    align-items: center;
}

/* 右上角联系电话背景 */
.lxdh {
    left: 1249px;
    top: 10px;
    width: 161px;
    height: 40px;
    opacity: 1;
}

/* 联系方式 */
.联系方式 {
    height: 86px;
    background: rgba(255, 255, 255, 1);
}

/* 版权 */
.版权 {
    height: 32px;
    background: rgba(26, 26, 26, 1);

    font-size: 12px;
    font-weight: 100;
    letter-spacing: 0px;
    line-height: 17.38px;
    color: rgba(255, 255, 255, 1);
}

/* 服务 */
.服务 {
    height: 90px;
    background: rgba(255, 255, 255, 1);

}

.btn-close-about {

    box-sizing: content-box;
    width: 1em;
    height: 1em;
    padding: .25em .25em;
    color: #000;
    background: transparent url(../img/about/close.png) center / 1em auto no-repeat;
    border: 0;
    border-radius: .25rem;
    opacity: .5;

    position: absolute;
    right: 15%;
    top: 80px;
    z-index: 100;
    width: 25px;
    height: 25px;
    background-size: contain;
}

/* 自定义模态框背景：模糊+阴影+半透明 */
.modal-backdrop {
    /* 背景模糊效果（让背后内容变虚） */
    backdrop-filter: blur(20px) !important;
    /* 阴影叠加（增强层次感） */
    box-shadow: inset 0 0 200px rgba(0, 0, 0, 1) !important;
    /* 半透明黑色，可调整透明度 */
    background-color: rgba(0, 0, 0, 0.6) !important;
}

.modal-backdrop.show {
    opacity: 1 !important;
    /* 覆盖 Bootstrap 默认的 opacity: 0.5 */
}

/* 模态框内容区：去掉默认背景，让内容更清晰 */
.modal-content {
    background-color: rgba(255, 255, 255, 0.9) !important;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    /* 内容内边距，让文字不贴着边缘 */
    padding: 0px;
}

/* 在主页面的样式中添加 */
#aboutModal .modal-content {
    background-color: transparent !important;
    border: none !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 1) !important;
}

/* 确保iframe容器无背景 */
#aboutModal .modal-body {
    background-color: transparent !important;
}

/* 主页面样式 */
#aboutModal {
    opacity: 0;
    transition: opacity 0.3s ease;
}

#aboutModal.show {
    opacity: 1;
}

/* 添加以下样式隐藏主页面滚动条 */
body.modal-open {
    overflow: hidden !important;
}

/* 新增：隐藏浏览器滚动轴 */
/* WebKit浏览器 (Chrome, Safari) */
::-webkit-scrollbar {
    display: none !important;
}

/* IE 和 Edge */
html {
    -ms-overflow-style: none !important;
}

/* Firefox */
body {
    scrollbar-width: none !important;
}

/* 旋转加载图标样式 */
.loading-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff; /* 与按钮文字颜色一致 */
    animation: spin 1s ease-in-out infinite;
    margin-right: 8px; /* 图标与文字间距 */
    vertical-align: middle; /* 图标与文字对齐 */
}

/* 旋转动画 */
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 禁用状态按钮样式（可选，增强视觉反馈） */
.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    background-color: rgba(0, 150, 136, 1);
}