/* Linux 命令速查表样式 */

.linux-commands-main {
    flex: 1;
    padding: 100px 20px 60px;
    background: var(--background-light);
}

.dark-mode .linux-commands-main {
    background: var(--background-dark);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* 页面标题 */
.page-header {
    text-align: center;
    margin-bottom: 40px;
    animation: fadeInDown 0.6s ease-out;
}

.page-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.page-header h1 i {
    margin-right: 15px;
    color: var(--primary-light);
}

.page-header .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary-light);
    margin: 0;
}

.dark-mode .page-header .subtitle {
    color: var(--text-secondary-dark);
}

/* 搜索区域 */
.search-section {
    margin-bottom: 30px;
    animation: fadeIn 0.8s ease-out;
}

.search-wrapper {
    position: relative;
    max-width: 600px;
    margin: 0 auto 25px;
}

.search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary-light);
    font-size: 1.1rem;
}

.dark-mode .search-icon {
    color: var(--text-secondary-dark);
}

#commandSearch {
    width: 100%;
    padding: 16px 50px 16px 55px;
    border: 2px solid var(--border-light);
    border-radius: 50px;
    font-size: 1rem;
    background: var(--card-light);
    color: var(--text-light);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.dark-mode #commandSearch {
    background: var(--card-dark);
    color: var(--text-dark);
    border-color: var(--border-dark);
}

#commandSearch:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.2);
}

.clear-search {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-secondary-light);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 5px;
    transition: all 0.3s ease;
}

.clear-search:hover {
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.2);
}

/* 过滤按钮 */
.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.filter-btn {
    padding: 10px 20px;
    border: 2px solid var(--border-light);
    background: var(--card-light);
    color: var(--text-light);
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.dark-mode .filter-btn {
    background: var(--card-dark);
    color: var(--text-dark);
    border-color: var(--border-dark);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* 统计条 */
.stats-bar {
    background: var(--card-light);
    padding: 15px 25px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    animation: fadeIn 1s ease-out;
}

.dark-mode .stats-bar {
    background: var(--card-dark);
}

.stats-text {
    color: var(--text-secondary-light);
    font-size: 0.95rem;
}

.dark-mode .stats-text {
    color: var(--text-secondary-dark);
}

.stats-text span {
    font-weight: 700;
    color: var(--primary-color);
}

.stats-text i {
    margin-right: 8px;
}

/* 命令网格 */
.commands-grid-wrapper {
    background: var(--card-light);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    animation: fadeInUp 0.8s ease-out;
}

.dark-mode .commands-grid-wrapper {
    background: var(--card-dark);
}

.commands-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
}

.command-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-light);
    background: var(--background-light);
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
    font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    width: auto;
    min-width: 60px;
    flex: 0 0 auto;
}

.dark-mode .command-item {
    color: var(--text-dark);
    background: var(--background-dark);
    border-color: var(--border-dark);
}

.command-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    z-index: 1;
}
.highlight {
    background-color: #fde047;
    color: #000;
    border-radius: 2px;
    padding: 0 2px;
    font-weight: bold;
}

.dark-mode .highlight {
    background-color: #854d0e;
    color: #fff;
}

/* 分类颜色微调 - 边框和背景 */
.command-item.cat-file { border-left: 3px solid #3b82f6; }
.command-item.cat-system { border-left: 3px solid #ec4899; }
.command-item.cat-network { border-left: 3px solid #10b981; }
.command-item.cat-process { border-left: 3px solid #f59e0b; }
.command-item.cat-text { border-left: 3px solid #6366f1; }
.command-item.cat-compress { border-left: 3px solid #d946ef; }
.command-item.cat-user { border-left: 3px solid #14b8a6; }
.command-item.cat-disk { border-left: 3px solid #f97316; }
.command-item.cat-other { border-left: 3px solid #6b7280; }

.command-item:hover.cat-file { background: #eff6ff; border-color: #3b82f6; }
.command-item:hover.cat-system { background: #fdf2f8; border-color: #ec4899; }
.command-item:hover.cat-network { background: #ecfdf5; border-color: #10b981; }
.command-item:hover.cat-process { background: #fffbeb; border-color: #f59e0b; }
.command-item:hover.cat-text { background: #eef2ff; border-color: #6366f1; }
.command-item:hover.cat-compress { background: #fdf4ff; border-color: #d946ef; }
.command-item:hover.cat-user { background: #f0fdfa; border-color: #14b8a6; }
.command-item:hover.cat-disk { background: #fff7ed; border-color: #f97316; }
.command-item:hover.cat-other { background: #f9fafb; border-color: #6b7280; }

.dark-mode .command-item:hover.cat-file { background: rgba(59, 130, 246, 0.2); }
.dark-mode .command-item:hover.cat-system { background: rgba(236, 72, 153, 0.2); }
.dark-mode .command-item:hover.cat-network { background: rgba(16, 185, 129, 0.2); }
.dark-mode .command-item:hover.cat-process { background: rgba(245, 158, 11, 0.2); }
.dark-mode .command-item:hover.cat-text { background: rgba(99, 102, 241, 0.2); }
.dark-mode .command-item:hover.cat-compress { background: rgba(217, 70, 239, 0.2); }
.dark-mode .command-item:hover.cat-user { background: rgba(20, 184, 166, 0.2); }
.dark-mode .command-item:hover.cat-disk { background: rgba(249, 115, 22, 0.2); }
.dark-mode .command-item:hover.cat-other { background: rgba(107, 114, 128, 0.2); }

.category-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--border-light);
    color: var(--text-light);
    white-space: nowrap;
}

.dark-mode .category-badge {
    background: var(--border-dark);
    color: var(--text-dark);
}

.category-badge.cat-file { background: #dbeafe; color: #1e40af; }
.category-badge.cat-system { background: #fce7f3; color: #9f1239; }
.category-badge.cat-network { background: #d1fae5; color: #065f46; }
.category-badge.cat-process { background: #fef3c7; color: #92400e; }
.category-badge.cat-text { background: #e0e7ff; color: #3730a3; }
.category-badge.cat-compress { background: #fce7f3; color: #831843; }
.category-badge.cat-user { background: #ccfbf1; color: #115e59; }
.category-badge.cat-disk { background: #fed7aa; color: #9a3412; }
.category-badge.cat-other { background: #e5e7eb; color: #374151; }

/* 深色模式下的分类标签 */
.dark-mode .category-badge.cat-file { background: #1e3a8a; color: #bfdbfe; }
.dark-mode .category-badge.cat-system { background: #831843; color: #fbcfe8; }
.dark-mode .category-badge.cat-network { background: #064e3b; color: #a7f3d0; }
.dark-mode .category-badge.cat-process { background: #78350f; color: #fde68a; }
.dark-mode .category-badge.cat-text { background: #312e81; color: #c7d2fe; }
.dark-mode .category-badge.cat-compress { background: #701a75; color: #f9a8d4; }
.dark-mode .category-badge.cat-user { background: #134e4a; color: #99f6e4; }
.dark-mode .category-badge.cat-disk { background: #7c2d12; color: #fed7aa; }
.dark-mode .category-badge.cat-other { background: #1f2937; color: #d1d5db; }

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    animation: fadeIn 0.5s ease-out;
}

.empty-state i {
    font-size: 4rem;
    color: var(--text-secondary-light);
    margin-bottom: 20px;
    opacity: 0.3;
}

.dark-mode .empty-state i {
    color: var(--text-secondary-dark);
}

.empty-state h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.dark-mode .empty-state h3 {
    color: var(--text-dark);
}

.empty-state p {
    color: var(--text-secondary-light);
    font-size: 1rem;
}

.dark-mode .empty-state p {
    color: var(--text-secondary-dark);
}

/* 动画 */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .linux-commands-main {
        padding: 80px 15px 40px;
    }
    
    .page-header h1 {
        font-size: 1.8rem;
    }
    
    .page-header .subtitle {
        font-size: 0.95rem;
    }
    
    .filter-buttons {
        gap: 8px;
        justify-content: flex-start; /* 移动端左对齐，方便横向滑动 */
        overflow-x: auto;
        padding-bottom: 10px;
        flex-wrap: nowrap; /* 不换行，改为横向滚动 */
        -webkit-overflow-scrolling: touch;
    }
    
    .filter-btn {
        padding: 8px 15px;
        font-size: 0.85rem;
        flex-shrink: 0; /* 防止按钮被压缩 */
    }
    
    .commands-grid-wrapper {
        padding: 15px;
    }
    
    .commands-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); /* 使用 Grid 布局自适应 */
        gap: 8px;
    }
    
    .command-item {
        font-size: 0.85rem;
        padding: 8px 4px;
        width: 100%; /* 占满网格单元 */
        min-width: 0; /* 允许缩小 */
    }
}

@media (max-width: 480px) {
    .page-header h1 {
        font-size: 1.5rem;
    }
    
    .filter-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    #commandSearch {
        padding: 14px 45px 14px 50px;
        font-size: 0.9rem;
    }
}