/* 基本样式 */
body {
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #1A1A1A, #0D1B2A);
    color: #FFFFFF;
    font-family: 'Roboto', 'Poppins', sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 60px;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.navbar h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    color: #6FFFE9;
}

.navbar a {
    color: #00FFFF;
    text-decoration: none;
    margin-left: 15px;
    font-size: 16px;
    transition: color 0.3s ease;
}

.navbar a:hover {
    color: #FF7F50;
}

/* 侧边栏 */
.sidebar {
    position: fixed;
    top: 60px;
    left: 0;
    width: 200px;
    height: calc(100% - 60px);
    background: rgba(30, 30, 30, 0.9);
    padding: 20px;
    box-sizing: border-box;
    overflow-y: auto;
    transition: width 0.3s ease;
}

.sidebar h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    color: #6FFFE9;
    margin-bottom: 15px;
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar ul li {
    margin-bottom: 10px;
}

.sidebar ul li a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.sidebar ul li a:hover {
    color: #00FFFF;
}

/* 主内容区 */
.main-content {
    margin-left: 220px;
    margin-right: 220px;
    padding: 80px 20px 20px 20px;
    box-sizing: border-box;
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
}

.main-content h2, .main-content h3 {
    font-family: 'Orbitron', sans-serif;
    color: #6FFFE9;
}

.main-content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.main-content pre {
    background: rgba(0, 0, 0, 0.7);
    padding: 15px;
    border-radius: 10px;
    overflow: auto;
    margin-bottom: 20px;
}

.main-content code {
    color: #FF7F50;
    font-family: 'Courier New', Courier, monospace;
}

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

.main-content table, 
.main-content th, 
.main-content td {
    border: 1px solid #444;
}

.main-content th, 
.main-content td {
    padding: 10px;
    text-align: left;
}

.main-content th {
    background: rgba(111, 255, 233, 0.2);
}

.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin: 15px 0;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.card img {
    width: 100%;
    border-radius: 10px;
    margin-bottom: 15px;
}

.card h3 {
    color: #FF7F50;
    margin-bottom: 10px;
}

.card p {
    font-size: 14px;
    line-height: 1.4;
}

/* 悬浮操作面板 */
.floating-panel {
    position: fixed;
    right: 20px;
    top: 80px;
    width: 180px;
    background: rgba(30, 30, 30, 0.9);
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.floating-panel h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    color: #6FFFE9;
    margin-bottom: 10px;
}

.floating-panel ul {
    list-style: none;
    padding: 0;
}

.floating-panel ul li {
    margin-bottom: 10px;
}

.floating-panel ul li a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.floating-panel ul li a:hover {
    color: #00FFFF;
}

/* 响应式设计 */
@media (max-width: 1440px) {
    .floating-panel {
        width: 160px;
    }
}

@media (max-width: 1200px) {
    .sidebar {
        width: 180px;
    }
    .main-content {
        margin-left: 200px;
        margin-right: 200px;
    }
}

@media (max-width: 1024px) {
    .sidebar {
        width: 160px;
    }
    .main-content {
        margin-left: 180px;
        margin-right: 180px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .main-content {
        margin: 80px 20px 20px 20px;
    }
    .floating-panel {
        display: none;
    }
}

@media (max-width: 480px) {
    .navbar h1 {
        font-size: 20px;
    }
    .navbar a {
        font-size: 14px;
    }
    .main-content h2 {
        font-size: 20px;
    }
    .main-content h3 {
        font-size: 18px;
    }
    .main-content p, .main-content table, .main-content pre {
        font-size: 14px;
    }
}

@media (max-width: 320px) {
    .navbar h1 {
        font-size: 18px;
    }
    .navbar a {
        font-size: 12px;
    }
    .main-content h2 {
        font-size: 18px;
    }
    .main-content h3 {
        font-size: 16px;
    }
    .main-content p, .main-content table, .main-content pre {
        font-size: 12px;
    }
}

/* 动画效果 */
button, .button {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

button::before, .button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: scale(1) translate(-50%, -50%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
}

button:hover::before, .button:hover::before {
    transform: scale(30) translate(-50%, -50%);
    opacity: 0;
}

svg.icon {
    fill: #FFFFFF;
    transition: transform 0.3s ease;
}

svg.icon:hover {
    transform: scale(1.2);
}

/* 提示文字 */
.reference-note {
    text-align: center;
    font-size: 14px;
    color: #FF7F50;
    margin-top: 30px;
}