OhMyIWB/themes/materialis/layout/categories.ejs

<style>
.categories-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.categories-header {
    width: 100%;
    text-align: center;
    padding: 40px 32px;
    border-radius: 24px;
    background-color: rgb(var(--mdui-color-primary-container));
    color: rgb(var(--mdui-color-on-primary-container));
}

.categories-list {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 16px;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 32px;
    text-decoration: none;
    color: inherit;
    border-radius: 16px;
    background-color: rgb(var(--mdui-color-surface-container));
    transition: all 0.2s ease;
    border: 1px solid rgba(var(--mdui-color-outline), 0.2);
}

.category-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    background-color: rgb(var(--mdui-color-surface-container-high));
}

.category-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background-color: rgb(var(--mdui-color-primary-container));
    color: rgb(var(--mdui-color-on-primary-container));
    font-size: 24px;
}

.category-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}

.category-name {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 6px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.category-description {
    font-size: 14px;
    opacity: 0.7;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
}

.category-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    opacity: 0.7;
}

.category-arrow {
    flex-shrink: 0;
    color: rgb(var(--mdui-color-outline));
    transition: transform 0.2s ease;
}

.category-item:hover .category-arrow {
    transform: translateX(4px);
}

.categories-empty-state {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin-top: 40px;
}

.categories-empty-card {
    width: 100%;
    max-width: 500px;
    padding: 60px 40px;
    text-align: center;
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: rgb(var(--mdui-color-surface-container));
    color: rgb(var(--mdui-color-on-surface));
}

.categories-empty-icon {
    font-size: 80px;
    margin-bottom: 24px;
    opacity: 0.6;
    color: rgb(var(--mdui-color-primary-container));
}

.categories-empty-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* 平板设备 */
@media (max-width: 1024px) {
    .categories-page {
        padding: 32px 20px;
        gap: 20px;
    }
    
    .categories-header {
        padding: 32px 24px;
    }
    
    .category-item {
        padding: 18px 24px;
    }
}

/* 手机设备 */
@media (max-width: 768px) {
    .categories-page {
        padding: 24px 16px;
        gap: 16px;
    }
    
    .categories-header {
        padding: 24px 20px;
    }
    
    .category-item {
        padding: 16px 20px;
        gap: 12px;
    }
    
    .category-icon {
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
    
    .categories-empty-card {
        padding: 40px 24px;
    }
    
    .categories-empty-icon {
        font-size: 60px;
        margin-bottom: 20px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .categories-page {
        padding: 20px 12px;
        gap: 12px;
    }
    
    .categories-header {
        padding: 20px 16px;
    }
    
    .category-item {
        padding: 14px 16px;
        gap: 10px;
    }
    
    .category-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .category-name {
        font-size: 16px;
    }
    
    .category-description {
        font-size: 13px;
    }
    
    .category-meta {
        font-size: 12px;
    }
}
</style>

<div class="categories-page">
    <!-- 页面标题 -->
    <mdui-card class="categories-header">
        <mdui-typography variant="h3" style="margin-bottom: 12px; font-weight: 500;"><%= __('categories.title') %></mdui-typography>
        <mdui-typography variant="h6" style="opacity: 0.8; font-weight: 400;">
            <%= __('categories.count_prefix') %> <mdui-badge style="margin: 0 8px;"><%= site.categories.length %></mdui-badge> <%= __('categories.count_suffix') %>
        </mdui-typography>
    </mdui-card>

    <!-- 分类列表 -->
    <% if (site.categories.length > 0) { %>
        <div class="categories-list">
            <% site.categories.sort('name').each(function(category) { %>
                <a href="<%= url_for(category.path) %>" class="category-item">
                    <div class="category-icon">
                        <mdui-icon>folder</mdui-icon>
                    </div>
                    
                    <div class="category-content">
                        <div class="category-name">
                            <%= category.name %>
                        </div>
                        <% if (category.description) { %>
                            <div class="category-description">
                                <%= category.description %>
                            </div>
                        <% } %>
                        <div class="category-meta">
                            <span><%= category.posts.length %> <%= __('categories.articles') %></span>
                        </div>
                    </div>
                    
                    <mdui-icon class="category-arrow">chevron_right</mdui-icon>
                </a>
            <% }); %>
        </div>
    <% } %>

    <!-- 空状态 -->
    <% if (!site.categories || site.categories.length === 0) { %>
        <div class="categories-empty-state">
            <mdui-card class="categories-empty-card">
                <mdui-icon class="categories-empty-icon">category</mdui-icon>
                <div class="categories-empty-content">
                    <mdui-typography variant="h5" style="margin-bottom: 8px; font-weight: 500;">
                        <%= __('categories.empty') %>
                    </mdui-typography>
                    <mdui-typography variant="body" style="opacity: 0.7; line-height: 1.5;">
                        <%= __('categories.empty_desc') %>
                    </mdui-typography>
                </div>
            </mdui-card>
        </div>
    <% } %>
</div>