/* ================================================================
 * DS 全文搜索 v4.0 样式
 * - 热门词云
 * - 搜索历史(个人中心)
 * - 0 结果推荐
 * ================================================================ */

/* 热门词云 */
.ds-hot-keywords { margin: 24px 0; padding: 20px; background: var(--ds-color-white, #fff); border: 1px solid var(--ds-color-border, #ebeef5); border-radius: var(--ds-radius-md, 8px); }
.ds-hot-keywords-title { font-size: 16px; font-weight: 700; margin: 0 0 16px; color: var(--ds-color-text-1, #222); }
.ds-hot-keywords-list { display: flex; flex-wrap: wrap; gap: 12px 18px; align-items: baseline; }
.ds-hot-keyword { text-decoration: none; padding: 4px 8px; border-radius: 4px; transition: all 0.2s; line-height: 1.4; display: inline-block; }
.ds-hot-keyword:hover { background: var(--ds-color-primary, #FF7D00); color: #fff !important; transform: scale(1.05); }

/* 搜索历史(个人中心) */
.ds-search-history { margin: 24px 0; padding: 20px; background: var(--ds-color-white, #fff); border: 1px solid var(--ds-color-border, #ebeef5); border-radius: var(--ds-radius-md, 8px); }
.ds-search-history-title { font-size: 16px; font-weight: 700; margin: 0 0 16px; color: var(--ds-color-text-1, #222); display: flex; align-items: center; justify-content: space-between; }
.ds-search-history-clear { background: transparent; border: 1px solid var(--ds-color-border, #ebeef5); padding: 4px 10px; font-size: 12px; color: var(--ds-color-text-3, #909399); border-radius: 4px; cursor: pointer; transition: all 0.2s; }
.ds-search-history-clear:hover { color: #f56c6c; border-color: #f56c6c; }
.ds-search-history-list { list-style: none; padding: 0; margin: 0; }
.ds-search-history-list li { border-bottom: 1px dashed var(--ds-color-border, #ebeef5); }
.ds-search-history-list li:last-child { border-bottom: 0; }
.ds-search-history-item { display: flex; align-items: center; gap: 12px; padding: 10px 0; text-decoration: none; color: var(--ds-color-text-1, #222); transition: color 0.2s; }
.ds-search-history-item:hover { color: var(--ds-color-primary, #FF7D00); }
.ds-search-history-kw { flex: 1; font-size: 14px; }
.ds-search-history-time { font-size: 12px; color: var(--ds-color-text-3, #909399); }
.ds-search-history-cnt { font-size: 12px; color: var(--ds-color-text-3, #909399); background: var(--ds-color-bg, #fafafa); padding: 2px 8px; border-radius: 10px; }
.ds-search-history-empty { padding: 40px 20px; text-align: center; color: var(--ds-color-text-3, #909399); font-size: 14px; }

/* 0 结果推荐 */
.ds-search-zero-result { margin: 32px auto; max-width: 700px; padding: 32px; background: var(--ds-color-white, #fff); border: 1px solid var(--ds-color-border, #ebeef5); border-radius: var(--ds-radius-md, 8px); text-align: center; }
.ds-search-zero-title { font-size: 18px; color: var(--ds-color-text-1, #222); margin: 0 0 12px; font-weight: 600; }
.ds-search-zero-title em { color: var(--ds-color-primary, #FF7D00); font-style: normal; padding: 0 4px; }
.ds-search-zero-tip { font-size: 14px; color: var(--ds-color-text-2, #606266); margin: 0 0 24px; }
.ds-search-zero-suggest { color: var(--ds-color-primary, #FF7D00); text-decoration: none; padding: 4px 10px; background: rgba(255,125,0,.1); border-radius: 4px; }
.ds-search-zero-suggest:hover { background: var(--ds-color-primary, #FF7D00); color: #fff; }
.ds-search-zero-suggest-list { margin: 24px 0; text-align: left; }
.ds-search-zero-suggest-list h3 { font-size: 14px; color: var(--ds-color-text-2, #606266); margin: 0 0 12px; }
.ds-search-zero-suggest-list ul { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.ds-search-zero-suggest-list a { display: block; padding: 8px 12px; background: var(--ds-color-bg, #fafafa); border-radius: 4px; text-decoration: none; color: var(--ds-color-text-1, #222); font-size: 13px; transition: all 0.2s; }
.ds-search-zero-suggest-list a:hover { background: var(--ds-color-primary, #FF7D00); color: #fff; }
.ds-search-zero-actions { margin-top: 24px; }
.ds-search-zero-actions .ds-btn { display: inline-block; padding: 8px 24px; background: var(--ds-color-primary, #FF7D00); color: #fff; border-radius: 4px; text-decoration: none; font-size: 14px; }
.ds-search-zero-actions .ds-btn:hover { background: #ff6a00; }

/* 搜索高亮(沿用 v3) */
mark.ds-search-highlight { background: rgba(255, 125, 0, 0.25); color: #FF7D00; font-weight: 600; padding: 0 2px; border-radius: 2px; }

/* 搜索建议下拉 */
.ds-search-suggest-dropdown { background: #fff; border: 1px solid var(--ds-color-border, #ebeef5); border-radius: 6px; box-shadow: 0 8px 24px rgba(0,0,0,.12); max-height: 400px; overflow-y: auto; z-index: 99999; padding: 8px 0; }
.ds-search-suggest-section { padding: 6px 14px; font-size: 12px; color: var(--ds-color-text-3, #909399); font-weight: 600; background: #fafafa; }
.ds-search-suggest-row { display: flex; align-items: center; gap: 8px; padding: 8px 14px; color: var(--ds-color-text-1, #222); text-decoration: none; font-size: 14px; transition: background 0.15s; }
.ds-search-suggest-row:hover { background: var(--ds-color-bg, #f5f7fa); color: var(--ds-color-primary, #FF7D00); }
.ds-search-suggest-icon { width: 18px; text-align: center; }
.ds-search-suggest-thumb { width: 32px; height: 32px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }

/* 暗黑模式适配 */
[data-ds-theme="dark"] .ds-hot-keywords, [data-ds-theme="dark"] .ds-search-history, [data-ds-theme="dark"] .ds-search-zero-result { background: #1e1e1e; border-color: #333; }
[data-ds-theme="dark"] .ds-hot-keywords-title, [data-ds-theme="dark"] .ds-search-history-title, [data-ds-theme="dark"] .ds-search-zero-title { color: #e0e0e0; }
[data-ds-theme="dark"] .ds-hot-keyword { color: #e0e0e0; }
[data-ds-theme="dark"] .ds-search-history-list li { border-color: #333; }
[data-ds-theme="dark"] .ds-search-history-item { color: #e0e0e0; }
[data-ds-theme="dark"] .ds-search-history-cnt { background: #2a2a2a; color: #999; }
[data-ds-theme="dark"] .ds-search-zero-suggest-list a { background: #2a2a2a; color: #e0e0e0; }
[data-ds-theme="dark"] .ds-search-zero-tip { color: #aaa; }

/* 移动端 */
@media (max-width: 768px) {
    .ds-hot-keywords, .ds-search-history { padding: 14px; }
    .ds-hot-keywords-list { gap: 8px 12px; }
    .ds-hot-keyword { padding: 3px 6px; }
    .ds-search-zero-result { padding: 20px; }
    .ds-search-zero-suggest-list ul { grid-template-columns: 1fr; }
}