.tool-container{padding:20px;max-width:1300px;margin:0 auto;box-sizing:border-box;}
/* 筛选区域样式 */
.filter-box{background:#fff;padding:20px;border-radius:16px;box-shadow:0 2px 12px rgba(0,0,0,0.06);margin-bottom:25px;}
.filter-row{display:flex;flex-wrap:wrap;gap:15px;align-items:center;margin-bottom:15px;}
.filter-row:last-child{margin-bottom:0;}
.filter-item label{font-size:14px;color:#333;margin-right:8px;}
.filter-item select,.filter-item input{height:40px;padding:0 12px;border:1px solid #e5e7eb;border-radius:8px;outline:none;font-size:14px;min-width:160px;}
.search-btn,.reset-btn{height:40px;padding:0 20px;border:none;border-radius:8px;cursor:pointer;font-size:14px;transition:0.2s;}
.search-btn{background:#1677ff;color:#fff;}
.search-btn:hover{background:#0f66e0;}
.reset-btn{background:#f0f2f5;color:#666;margin-left:8px;}
.reset-btn:hover{background:#e5e7eb;}

/* 题材分类标签 */
.tag-group{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:25px;}
.tag-group span{padding:8px 16px;background:#fff;border:1px solid #e5e7eb;border-radius:20px;font-size:14px;cursor:pointer;transition:all 0.2s;}
.tag-group span.active{background:#1677ff;color:#fff;border-color:#1677ff;}
.tag-group span:hover{border-color:#1677ff;}

/* 书籍列表卡片 */
.book-list{display:flex;flex-direction:column;gap:22px;}
.book-card{background:#fff;border-radius:16px;padding:24px;box-shadow:0 2px 12px rgba(0,0,0,0.05);transition:all 0.3s;}
.book-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px rgba(0,0,0,0.08);}

/* 作者头部信息 */
.author-top{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid #f2f2f2;}
.author-name{font-size:18px;font-weight:600;color:#1677ff;}
.author-tag{font-size:12px;padding:3px 10px;border-radius:14px;background:#e6f4ff;color:#1677ff;}
.author-style{font-size:13px;color:#666;}

/* 书籍标题与标签 */
.book-head{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:18px;}
.book-title{font-size:19px;font-weight:600;color:#111;}
.book-tag{font-size:12px;padding:4px 10px;border-radius:16px;white-space:nowrap;}
.tag-wan{background:#fff7e6;color:#faad14;}
.tag-state{background:#f0fdf4;color:#00b42a;}
.tag-new{background:#fef0f0;color:#f53f3f;}
.tag-data{background:#f0f5ff;color:#2f54eb;}

/* 基础信息行 */
.book-info{font-size:14px;color:#444;line-height:1.8;margin:6px 0;}
.book-info strong{color:#222;display:inline-block;width:115px;font-weight:500;}

/* 简介区域 直接展示 */
.book-desc{font-size:14px;color:#555;line-height:1.95;padding:16px;background:#f7f8fa;border-radius:12px;margin-top:16px;text-align:justify;}

/* 空数据提示 */
.empty-tip{text-align:center;padding:60px;font-size:15px;color:#999;background:#fff;border-radius:16px;}

/* 移动端适配优化 */
@media (max-width:768px){
    .filter-row{gap:10px;}
    .book-info strong{width:95px;}
    .book-card{padding:18px;}
    .author-top{gap:8px;}
}