/* 设置页面容器 */
.settings-container {
    display: flex;
    max-width: 1200px;
    min-width: 320px;
    margin: 6rem auto 2rem;
    padding: 0 1rem;
    gap: 2rem;
    min-height: calc(100vh - 8rem); /* 确保容器有足够的高度 */
    box-sizing: border-box; /* 确保padding计入总宽度 */
    align-items: stretch; /* 确保子元素拉伸到相同高度 */
}

/* 设置html和body的最小宽度，防止整个页面缩小到320px以下 */
html, body {
    min-width: 320px;
    overflow-x: auto;
}

/* 侧边栏样式 */
.settings-sidebar {
    flex: 0 0 250px;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 6rem;
    height: calc(100vh - 8rem); /* 调整为固定视口高度 */
    max-height: none; /* 移除最大高度限制 */
    overflow-y: auto;
}

.settings-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.settings-nav-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
    background-color: transparent;
}

.settings-nav-item i {
    margin-right: 0.75rem;
    width: 20px;
    text-align: center;
}

.settings-nav-item:hover {
    background-color: var(--hover-bg);
    color: var(--primary-color);
}

.settings-nav-item.active {
    background-color: var(--hover-bg);
    color: var(--primary-color);
    font-weight: 500;
}

/* 内容区域样式 */
.settings-content {
    flex: 1;
    width: 650px; /* 使用固定宽度 */
    min-width: 0;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    min-height: calc(100vh - 8rem); /* 与侧边栏保持一致的高度 */
    box-sizing: border-box;
}

.settings-section {
    display: none;
    width: 100%;
    box-sizing: border-box;
}

.settings-section.active {
    display: block;
}

.settings-section h2 {
    margin-top: 0;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1.5rem;
    background-color: var(--bg-secondary);
}

.settings-group {
    background-color: var(--bg-primary);
    border-radius: 6px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    width: 100%;
    box-sizing: border-box;
    min-height: 400px;
}

/* 设置选项样式 */
.setting-item {
    width: 100%;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 2rem;
    box-sizing: border-box;
}

.setting-item:last-child {
    border-bottom: none;
}

/* 设置标签和控制区域布局 */
.setting-label {
    flex: 1;
    max-width: 60%; /* 限制文本区域最大宽度 */
}

.setting-label label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.setting-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.setting-control {
    flex: 0 0 auto;
    min-width: 120px;
    width: 40%; /* 设置控制区域宽度 */
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 1rem;
}

/* 开关按钮样式 */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

input:checked + .toggle-slider {
    background-color: #007AFF; /* Apple风格的蓝色 */
}

input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

/* 深色模式下的开关样式 */
html.dark input:checked + .toggle-slider {
    background-color: #0A84FF; /* 深色模式下稍微亮一些的蓝色 */
}

/* 给滑块添加动画效果 */
.toggle-slider, .toggle-slider:before {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 鼠标悬停效果 */
.toggle-switch:hover .toggle-slider {
    opacity: 0.9;
}

/* 字体大小按钮样式 */
.font-size-options {
    display: flex;
    gap: 0.5rem;
}

.font-size-btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: 1px solid #ddd;
    background-color: var(--input-bg);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s;
    margin-right: 8px;
    position: relative;
    overflow: hidden;
}

.font-size-btn:hover {
    background-color: rgba(74, 144, 226, 0.1);
}

.font-size-btn.active {
    background-color: #4a90e2;
    color: white;
    border-color: #4a90e2;
}

/* 选择框样式 */
select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    min-width: 150px;
}

/* 按钮样式 */
.btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn:hover {
    background-color: var(--hover-bg);
}

/* 隐私政策按钮特殊样式 */
a.btn[data-lang-key="view-privacy-policy"],
button#cookieSettings.btn {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    display: inline-block;
    text-align: center;
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    transition: all 0.2s ease;
}

a.btn[data-lang-key="view-privacy-policy"]:hover,
button#cookieSettings.btn:hover {
    background-color: var(--primary-color);
    color: #d0d0d0;
}

/* 按钮右对齐设置 */
.button-right-align .setting-control {
    justify-content: flex-end;
}

.button-right-align.setting-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
}

.button-right-align .setting-label {
    flex: 1;
}

.button-right-align .setting-control {
    width: auto;
}

/* 共享设置提示样式 */
.shared-settings-note {
    color: var(--text-secondary);
    font-style: italic;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: 4px;
    margin: 1rem 0;
}

/* 设置信息样式 */
.setting-info {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: 4px;
    margin-top: 1rem;
}

.setting-info p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

/* 时间输入框样式 */
input[type="time"] {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* 深色模式适配 */
body.dark .settings-sidebar,
body.dark .settings-content {
    background-color: var(--dark-bg-secondary);
}

body.dark .settings-nav-item:hover {
    background-color: var(--dark-hover-bg);
}

body.dark .settings-group {
    background-color: var(--dark-bg-primary);
}

/* 工具提示样式 */
[data-tooltip] {
    position: relative;
    cursor: help;
}

[data-tooltip]:hover::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem;
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    border-radius: 4px;
    font-size: 0.875rem;
    white-space: nowrap;
    z-index: 1000;
}

/* 滚动条样式 */
.settings-nav::-webkit-scrollbar {
    height: 4px;
}

.settings-nav::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.settings-nav::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.settings-nav::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color-dark);
}

/* 页面标题样式 */
.settings-page-title {
    margin: 0 0 2rem 0;
    color: var(--text-primary);
    font-size: 1.75rem;
    font-weight: 600;
    padding-top: 0.5rem;
}

/* 主题切换按钮样式 */
.theme-toggle-btn {
    position: relative;
    width: 80px;
    height: 36px;
    border-radius: 18px;
    background-color: #f0f0f0;
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
    transition: background-color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

html.dark .theme-toggle-btn {
    background-color: #333;
}

.theme-icon {
    z-index: 1;
    position: relative;
    font-size: 18px;
}

.sun-icon {
    color: #ff9800;
}

.moon-icon {
    color: #5c6bc0;
}

.toggle-indicator {
    position: absolute;
    width: 28px;
    height: 28px;
    background-color: #ffffff;
    border-radius: 50%;
    top: 4px;
    left: 4px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

html.dark .toggle-indicator {
    transform: translateX(44px);
    background-color: #ffffff;
}

.theme-toggle-btn:hover .toggle-indicator {
    box-shadow: 0 3px 6px rgba(0,0,0,0.25);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .settings-container {
        flex-direction: column;
        padding: 0.5rem;
        margin-top: 5rem;
    }

    .settings-sidebar {
        display: none; /* 在移动视图下隐藏设置侧边栏 */
    }

    .settings-content {
        width: 100%;
        padding: 1rem;
    }
    
    /* 隐藏无障碍功能选项和设置页面 */
    .settings-nav-item[data-section="accessibility"] {
        display: none;
    }
    
    #accessibility {
        display: none !important;
    }

    .settings-group {
        padding: 1rem;
        min-height: auto;
    }

    /* 调整设置项为竖立流式布局 */
    .setting-item {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.6rem 0;
    }
    
    /* 明暗模式设置项特殊处理，保持水平布局 */
    .dark-mode-setting {
        flex-direction: row !important;
        justify-content: space-between;
        align-items: center;
    }
    
    .dark-mode-setting .setting-label {
        flex: 1;
        max-width: 70%;
    }
    
    .dark-mode-setting .setting-control {
        width: auto;
    }
    
    /* 明暗切换按钮位置调整 */
    .theme-toggle-btn {
        margin-left: auto;
    }

    .setting-control {
        width: 100%;
        justify-content: flex-start;
    }
    
    /* 特定控件的设置控制区域居中 */
    .setting-control:has(.font-size-options),
    .setting-control:has(select),
    .setting-control:has(.btn) {
        justify-content: center;
    }
    
    /* 优化字体大小按钮组 */
    .font-size-options {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
    }
    
    .font-size-btn {
        flex: 1 0 30%;
        margin-bottom: 0.5rem;
        padding: 0.4rem 0.2rem;
        font-size: 0.9rem;
        text-align: center;
    }
    
    /* 确保下拉菜单和按钮在移动端有合适的宽度 */
    select, 
    .btn {
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        text-align: center;
    }
    
    /* 移动端按钮样式调整 */
    a.btn[data-lang-key="view-privacy-policy"],
    button#cookieSettings.btn {
        margin-top: 0.5rem;
        padding: 0.75rem 1rem;
        font-weight: 500;
        border-radius: 8px;
        width: auto;
        display: inline-block;
        max-width: 180px;
        margin-left: auto;
        margin-right: auto;
    }
    
    /* 调整时间选择器和开关组合 */
    input[type="time"] {
        width: 60%;
    }

    /* 显示所有设置部分，不需要切换 */
    .settings-section {
        display: block !important;
        margin-bottom: 2rem;
        padding-bottom: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .settings-section h2 {
        font-size: 1.3rem;
        padding-bottom: 0.5rem;
        margin-bottom: 1rem;
        border-bottom: 2px solid var(--primary-color);
    }

    /* 优化开关按钮在移动端的对齐 */
    .toggle-switch {
        margin-left: auto;
        width: 44px;
        height: 22px;
    }
    
    .toggle-slider:before {
        height: 14px;
        width: 14px;
    }
    
    input:checked + .toggle-slider:before {
        transform: translateX(22px);
    }

    /* 按钮右对齐设置项特殊处理 */
    .button-right-align {
        flex-direction: row !important;
        justify-content: space-between;
        align-items: center;
        padding: 0.8rem 0;
    }
    
    .button-right-align .setting-label {
        flex: 1;
        max-width: 70%;
    }
    
    .button-right-align .setting-control {
        width: auto;
        justify-content: flex-end !important;
    }
    
    /* 确保按钮宽度合适 */
    .button-right-align .btn {
        width: auto;
        min-width: 120px;
    }
}