.tool-container{padding:24px;max-width:1300px;margin:0 auto;}
.page-head{margin-bottom:30px;}
.page-head h2{font-size:22px;color:#222;margin:0 0 8px;}
.page-head p{color:#666;font-size:14px;}
/*搜索框*/
.search-wrap{background:#fff;padding:20px;border-radius:14px;box-shadow:0 2px 14px rgba(0,0,0,0.06);margin-bottom:28px;}
#searchInput{width:100%;padding:12px 16px;border:1px solid #e4e7ed;border-radius:10px;font-size:15px;outline:none;}
#searchInput:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,0.1)}
/*分类标签*/
.tag-group{margin:16px 0;display:flex;flex-wrap:wrap;gap:10px;}
.tag-item{padding:6px 14px;background:#f0f6ff;border-radius:20px;color:#2563eb;cursor:pointer;font-size:14px;transition:.2s}
.tag-item.active{background:#2563eb;color:#fff;}
/*字词卡片列表*/
.word-wrap{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;}
.word-card{background:#fff;padding:18px;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,0.05);}
.word-top{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.word-name{font-size:20px;font-weight:bold;color:#1f2937;}
.word-yin{color:#2563eb;font-size:15px;}
.word-wrong{font-size:13px;color:#f53f3f;margin:6px 0}
.word-desc{font-size:14px;color:#555;line-height:1.6}
.empty-tip{text-align:center;padding:60px 0;color:#999;font-size:15px;}