body {
    background-color: #f0f2f5;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* 登录遮罩动画 */
#login-overlay {
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
#login-overlay.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Quill 编辑器样式修正 */
#editor-container {
    height: 160px;
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
    font-size: 16px;
}
.ql-toolbar {
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    background: #f8f9fa;
    border-color: #dee2e6 !important;
}
.ql-container {
    border-color: #dee2e6 !important;
}

/* 列表卡片样式 */
.item-card {
    transition: transform 0.2s, box-shadow 0.2s;
    background: white;
    border-radius: 12px;
    overflow: hidden;
}
.item-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.1)!important;
}

/* 文件上传区域 */
.upload-area {
    border: 2px dashed #ced4da;
    transition: all 0.2s;
    cursor: pointer;
    background-color: #fff;
}
.upload-area:hover, .upload-area.dragover {
    border-color: #0d6efd;
    background-color: #eef2ff;
}

/* 列表内容视图 */
.content-html-view {
    font-size: 0.95rem;
    max-height: 180px;
    overflow-y: auto;
    background: #fff;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #f1f3f5;
    word-wrap: break-word;
    white-space: pre-wrap; 
}
.content-html-view img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

/* 图标样式 */
.type-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.3rem;
}
.bg-text { background-color: #e0f2fe; color: #0284c7; }
.bg-file { background-color: #fce7f3; color: #db2777; }