/* ==================== 搜索结果页样式 ==================== */
:root {
    --search-primary: #2D7AF1;
    --search-primary-dark: #1E5FC7;
    --search-primary-light: #EBF5FF;
    --search-secondary: #FF6B35;
    --search-success: #22C55E;
    --search-warning: #F59E0B;
    --search-danger: #EF4444;
    --search-text-dark: #1F2937;
    --search-text-gray: #6B7280;
    --search-text-light: #9CA3AF;
    --search-border: #E5E7EB;
    --search-bg-gray: #F9FAFB;
    --search-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --search-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
    --search-shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --search-radius: 12px;
    --search-radius-sm: 8px;
}

.search-page-wrapper {
    background: var(--search-bg-gray);
    padding-top: 80px;
}

/* ==================== 面包屑 ==================== */
.search-breadcrumb {
    background: #fff;
    border-bottom: 1px solid var(--search-border);
    padding: 12px 0;
}

.search-breadcrumb-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.search-breadcrumb-inner a {
    color: var(--search-text-gray);
    text-decoration: none;
    transition: color 0.3s;
}

.search-breadcrumb-inner a:hover {
    color: var(--search-primary);
}

.search-breadcrumb-inner i {
    color: var(--search-text-light);
    font-size: 12px;
}

.search-breadcrumb-inner span {
    color: var(--search-text-dark);
    font-weight: 500;
}

/* ==================== 搜索结果头部 ==================== */
.search-header-section {
    background: linear-gradient(135deg, var(--search-primary), var(--search-primary-dark));
    padding: 40px 24px;
    text-align: center;
    color: #fff;
}

.search-header-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.search-query-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.2);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.search-query-badge i {
    font-size: 16px;
}

.search-query-badge span {
    font-size: 14px;
    font-weight: 500;
}

.search-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 12px;
    color: #fff;
}

.search-stats {
    font-size: 16px;
    opacity: 0.95;
    line-height: 1.6;
    color: #fff;
}

.search-stats strong {
    font-weight: 600;
}

/* 搜索框 */
.search-container {
    max-width: 600px;
    margin: 24px auto 0;
    display: flex;
    background: #fff;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: var(--search-shadow-lg);
}

.search-container input {
    flex: 1;
    height: 48px;
    padding: 0 24px;
    border: none;
    outline: none;
    font-size: 16px;
    color: var(--search-text-dark);
}

.search-container input::placeholder {
    color: var(--search-text-light);
}

.search-container button {
    background: var(--search-primary);
    color: #fff;
    border: none;
    padding: 0 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-container button:hover {
    background: var(--search-primary-dark);
}

/* 搜索分类切换 */
.search-filter-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 10px 24px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.1);
    color: #fff;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    text-decoration: none;
}

.filter-tab:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
}

.filter-tab.active {
    background: #fff;
    color: var(--search-primary);
    border-color: #fff;
}

/* ==================== 搜索结果主体布局 ==================== */
.search-content-section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 32px 24px;
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 32px;
}

/* ==================== 章节标题 ==================== */
.search-section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--search-text-dark);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--search-primary);
    display: inline-block;
}

/* ==================== 搜索结果列表 ==================== */
.search-results-list {
    background: #fff;
    border-radius: var(--search-radius);
    box-shadow: var(--search-shadow-sm);
    overflow: hidden;
}

.search-result-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    border-bottom: 1px solid var(--search-border);
    transition: all 0.3s;
}

.search-result-item:hover {
    background: var(--search-bg-gray);
    transform: translateX(4px);
}

.search-result-item:last-child {
    border-bottom: none;
}

/* 缩略图 */
.result-thumbnail {
    width: 120px;
    height: 80px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--search-primary-light), #E0E7FF);
    border-radius: var(--search-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.result-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--search-radius-sm);
}

.result-thumbnail i {
    font-size: 32px;
    color: var(--search-primary);
}

.result-thumbnail.bg-orange {
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
}

.result-thumbnail.bg-orange i {
    color: var(--search-secondary);
}

.result-thumbnail.bg-green {
    background: linear-gradient(135deg, #D1FAE5, #A7F3D0);
}

.result-thumbnail.bg-green i {
    color: var(--search-success);
}

.result-thumbnail.bg-purple {
    background: linear-gradient(135deg, #EEF2FF, #DDD6FE);
}

.result-thumbnail.bg-purple i {
    color: #8B5CF6;
}

.result-thumbnail.bg-red {
    background: linear-gradient(135deg, #FEE2E2, #FECACA);
}

.result-thumbnail.bg-red i {
    color: var(--search-danger);
}

/* 内容区域 */
.result-content-wrap {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.result-title {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* 结果标签 */
.result-tag {
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    flex-shrink: 0;
}

.tag-news {
    background: #EBF5FF;
    color: #2D7AF1;
}

.tag-tutorial {
    background: #FEF3C7;
    color: #D97706;
}

.result-title h3 {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.5;
    margin: 0;
}

.result-title h3 a {
    color: #1F2937;
    text-decoration: none;
    transition: color 0.3s;
}

.result-title h3 a:hover {
    color: var(--search-primary);
}

.result-content {
    font-size: 14px;
    color: var(--search-text-gray);
    line-height: 1.7;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.result-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    color: var(--search-text-light);
}

.result-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 搜索结果高亮 */
.search-highlight {
    background: #FFF3CD;
    color: #856404;
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 500;
}

/* 空结果 */
.search-empty {
    text-align: center;
    padding: 60px 24px;
    color: var(--search-text-gray);
}

.search-empty i {
    font-size: 48px;
    color: var(--search-text-light);
    margin-bottom: 16px;
}

.search-empty h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--search-text-dark);
}

.search-empty p {
    font-size: 14px;
}

/* ==================== 分页 ==================== */
.search-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
    padding: 24px;
    background: #fff;
    border-radius: var(--search-radius);
    box-shadow: var(--search-shadow-sm);
    flex-wrap: wrap;
}

.search-pagination a,
.search-pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--search-bg-gray);
    color: var(--search-text-gray);
    text-decoration: none;
    border-radius: var(--search-radius-sm);
    font-size: 14px;
    transition: all 0.3s;
}

.search-pagination a:hover {
    background: var(--search-primary);
    color: #fff;
}

.search-pagination span.active {
    background: var(--search-primary);
    color: #fff;
}

.search-pagination a.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.search-pagination .ellipsis {
    background: transparent;
    color: var(--search-text-light);
}

.search-page-jump {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 16px;
    padding-left: 16px;
    border-left: 1px solid var(--search-border);
}

.search-page-jump label {
    font-size: 14px;
    color: var(--search-text-gray);
}

.search-page-jump input {
    width: 60px;
    height: 36px;
    border: 1px solid var(--search-border);
    border-radius: var(--search-radius-sm);
    text-align: center;
    font-size: 14px;
    color: var(--search-text-dark);
}

.search-page-jump button {
    height: 36px;
    padding: 0 16px;
    background: var(--search-primary);
    color: #fff;
    border: none;
    border-radius: var(--search-radius-sm);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.search-page-jump button:hover {
    background: var(--search-primary-dark);
}

/* ==================== 侧边栏 ==================== */
.search-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.search-widget {
    background: #fff;
    border-radius: var(--search-radius);
    padding: 24px;
    box-shadow: var(--search-shadow-sm);
    border: 1px solid var(--search-border);
}

.search-widget-header {
    font-size: 16px;
    font-weight: 700;
    color: var(--search-text-dark);
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--search-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-widget-header i {
    color: var(--search-primary);
}

/* 热门教程 */
.hot-articles-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hot-article-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px dashed var(--search-border);
}

.hot-article-item:last-child {
    border-bottom: none;
}

.hot-article-num {
    width: 22px;
    height: 22px;
    background: #E5E7EB;
    color: #9CA3AF;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.hot-article-num.top-1 {
    background: #EF4444;
    color: #fff;
}

.hot-article-num.top-2 {
    background: #F97316;
    color: #fff;
}

.hot-article-num.top-3 {
    background: #EAB308;
    color: #fff;
}

.hot-article-link {
    font-size: 13px;
    color: var(--search-text-dark);
    line-height: 1.5;
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s;
}

.hot-article-link:hover {
    color: var(--search-primary);
}

/* 相关搜索 */
.related-searches {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.related-searches a {
    padding: 6px 14px;
    background: var(--search-bg-gray);
    color: var(--search-text-gray);
    text-decoration: none;
    border-radius: 20px;
    font-size: 13px;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.related-searches a:hover {
    background: var(--search-primary-light);
    color: var(--search-primary);
    border-color: var(--search-primary);
}

/* 下载卡片 */
.search-download-card {
    background: linear-gradient(135deg, var(--search-primary), var(--search-primary-dark));
    border-radius: var(--search-radius);
    padding: 28px;
    text-align: center;
    color: #fff;
}

.search-download-card h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: #fff;
}

.search-download-card p {
    font-size: 13px;
    opacity: 0.85;
    margin-bottom: 20px;
    color: #fff;
}

.search-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--search-primary);
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.search-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    .search-content-section {
        grid-template-columns: 1fr;
    }

    .search-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .search-page-wrapper {
        padding-top: 0;
    }

    .search-title {
        font-size: 24px;
    }

    .search-container {
        flex-direction: column;
        border-radius: var(--search-radius);
    }

    .search-container button {
        padding: 14px;
        justify-content: center;
    }

    .search-result-item {
        flex-direction: column;
    }

    .result-thumbnail {
        width: 100%;
        height: 100px;
    }

    .search-pagination {
        flex-wrap: wrap;
    }

    .search-page-jump {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        width: 100%;
        justify-content: center;
        margin-top: 12px;
    }

    .no-results-container {
        padding: 40px 24px;
    }

    .no-results-title {
        font-size: 20px;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
    }

    .recommended-section {
        margin-top: 32px;
        padding-top: 24px;
    }

    .recommended-item {
        padding: 12px;
        flex-direction: column;
        gap: 12px;
    }

    .recommended-cover {
        width: 100%;
        height: 140px;
    }

    .recommended-item-title {
        font-size: 14px;
    }

    .recommended-excerpt {
        font-size: 12px;
    }

    .recommended-meta {
        flex-wrap: wrap;
        gap: 10px;
    }
}

/* ==================== 无结果状态 ==================== */
.no-results-container {
    background: #fff;
    border-radius: var(--search-radius);
    box-shadow: var(--search-shadow-sm);
    padding: 60px 40px;
    text-align: center;
}

.no-results-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #FEF3C7, #FDE68A);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.no-results-icon i {
    font-size: 48px;
    color: var(--search-warning);
}

.no-results-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--search-text-dark);
    margin-bottom: 16px;
}

.no-results-message {
    font-size: 16px;
    color: var(--search-text-gray);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.no-results-message strong {
    color: var(--search-primary);
}

.suggestions-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--search-text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.suggestions-title i {
    color: var(--search-primary);
}

.suggestions-list {
    text-align: left;
    max-width: 500px;
    margin: 0 auto 32px;
    background: var(--search-bg-gray);
    border-radius: var(--search-radius);
    padding: 24px;
}

.suggestion-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--search-border);
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-num {
    width: 24px;
    height: 24px;
    background: var(--search-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.suggestion-text {
    font-size: 14px;
    color: var(--search-text-gray);
    line-height: 1.6;
}

.suggestion-text a {
    color: var(--search-primary);
    text-decoration: none;
    font-weight: 500;
}

.suggestion-text a:hover {
    text-decoration: underline;
}

.action-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.action-btn.primary {
    background: var(--search-primary);
    color: #fff;
}

.action-btn.primary:hover {
    background: var(--search-primary-dark);
    transform: translateY(-2px);
}

.action-btn.secondary {
    background: var(--search-bg-gray);
    color: var(--search-text-dark);
    border: 1px solid var(--search-border);
}

.action-btn.secondary:hover {
    background: var(--search-primary-light);
    color: var(--search-primary);
    border-color: var(--search-primary);
}

/* ==================== 推荐教程（无结果时） ==================== */
.recommended-section {
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--search-border);
    text-align: left;
}

.recommended-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--search-text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--search-primary);
}

.recommended-title i {
    color: var(--search-primary);
}

.recommended-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.recommended-item {
    display: flex;
    gap: 16px;
    padding: 16px;
    margin: 0 -16px;
    border-bottom: 1px solid var(--search-border);
    border-radius: var(--search-radius-sm);
    transition: background 0.2s;
}

.recommended-item:last-child {
    border-bottom: none;
}

.recommended-item:hover {
    background: var(--search-bg-gray);
}

.recommended-cover {
    flex-shrink: 0;
    width: 160px;
    height: 100px;
    border-radius: var(--search-radius-sm);
    overflow: hidden;
}

.recommended-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.recommended-item:hover .recommended-cover img {
    transform: scale(1.05);
}

.recommended-body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.recommended-item-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--search-text-dark);
    text-decoration: none;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recommended-item-title:hover {
    color: var(--search-primary);
}

.recommended-excerpt {
    font-size: 13px;
    color: var(--search-text-gray);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-top: 6px;
}

.recommended-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    color: var(--search-text-light);
    margin-top: 8px;
}

.recommended-meta i {
    margin-right: 3px;
}