/* 基础样式 */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --background-color: #f5f6fa;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--primary-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部样式 */
header {
    background-color: var(--primary-color);
    color: white;
    padding: 40px 0;
    margin-bottom: 30px;
}

header h1 {
    margin: 0 0 15px 0;
}

header .description {
    font-size: 1rem;
    max-width: 800px;
    line-height: 1.5;
    margin-bottom: 15px;
}

/* 导航栏样式 */
.main-nav {
    margin: 20px 0;
}

.main-nav ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.main-nav li {
    margin-right: 15px;
}

.main-nav a {
    display: block;
    padding: 8px 16px;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.main-nav a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.main-nav a.active {
    background-color: var(--secondary-color);
}

/* 搜索区域样式 */
.search-section {
    margin-bottom: 30px;
}

.search-container {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

#searchInput {
    flex: 1;
    padding: 10px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

#searchInput:focus {
    border-color: var(--secondary-color);
    outline: none;
}

#clearSearch {
    padding: 10px 20px;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#clearSearch:hover {
    background-color: #2980b9;
}

.search-stats {
    color: #666;
    font-size: 0.9rem;
}

/* 表格样式 */
.table-container {
    overflow-x: auto;
    margin-top: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: var(--secondary-color);
    color: white;
    position: sticky;
    top: 0;
    z-index: 10;
    cursor: pointer;
}

th.sortable:after {
    content: '⇕';
    margin-left: 5px;
    opacity: 0.5;
}

th.sort-asc:after {
    content: '↑';
    opacity: 1;
}

th.sort-desc:after {
    content: '↓';
    opacity: 1;
}

tr:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

/* 代码样式 */
code {
    font-family: 'Consolas', 'Monaco', monospace;
    background-color: rgba(0, 0, 0, 0.05);
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.9em;
}

pre {
    background-color: rgba(0, 0, 0, 0.05);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    margin: 15px 0;
}

pre code {
    background-color: transparent;
    padding: 0;
}

/* 信息框样式 */
.info-box {
    background-color: rgba(0, 0, 0, 0.03);
    border-left: 4px solid var(--secondary-color);
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 0 5px 5px 0;
}

.info-box h2 {
    margin-top: 0;
    color: var(--secondary-color);
}

.equipment-info {
    margin-bottom: 30px;
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: 20px;
    color: #666;
}

.loading:after {
    content: '...';
    animation: dots 1.5s steps(5, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60% { content: '...'; }
    80%, 100% { content: ''; }
}

/* 页脚样式 */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 20px 0;
    margin-top: 40px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    header {
        padding: 20px 0;
    }

    .container {
        padding: 0 15px;
    }

    th, td {
        padding: 8px 10px;
    }
}

@media (max-width: 480px) {
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav li {
        margin-right: 0;
        margin-bottom: 10px;
    }

    .search-container {
        flex-direction: column;
    }

    #clearSearch {
        width: 100%;
    }
}

/* 键盘按键样式 */
kbd {
    background-color: #f7f7f7;
    border: 1px solid #ccc;
    border-radius: 3px;
    box-shadow: 0 1px 0 rgba(0,0,0,0.2);
    color: #333;
    display: inline-block;
    font-size: .85em;
    font-weight: 700;
    line-height: 1;
    padding: 2px 4px;
    white-space: nowrap;
}