:root {
            --primary: #e67e22;
            --dark: #2c3e50;
            --blue: #1C97D4;
            --light: #ecf0f1;
            --danger: #e74c3c;
            --success: #2ecc71;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Microsoft YaHei', sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f5f5f5;
            background-image: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
            
            
                            url('https://picsum.photos/id/1015/1920/1080');
                            
                            
            background-size: cover;
            background-attachment: fixed;
            background-position: center;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
        }
        
        header {
            background-color: rgba(44, 62, 80, 0.9);
            color: white;
            padding: 20px 0;
            text-align: center;
            border-bottom: 5px solid var(--primary);
            position: relative;
        }
        
        header h1 {
            font-size: 2.2rem;
            margin-bottom: 10px;
        }
        
        .server-ip {
            background-color: var(--primary);
            display: inline-block;
            padding: 8px 20px;
            border-radius: 5px;
            font-weight: bold;
            font-size: 1.1rem;
            margin: 5px 0;
        }
        
        .server-info {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 10px;
        }
        
        #server-status h3 {
            margin: 0;
            font-size: 1rem;
        }
        
        nav {
            background-color: rgba(52, 73, 94, 0.9);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        nav ul {
            display: flex;
            list-style: none;
            justify-content: center;
            flex-wrap: wrap;
        }
        
        nav li {
            margin: 0 5px;
        }
        
        nav a {
            color: white;
            text-decoration: none;
            padding: 12px 15px;
            display: block;
            transition: all 0.3s;
            font-weight: bold;
            font-size: 0.95rem;
        }
        
        nav a:hover {
            background-color: var(--primary);
        }
        
        .main-content {
            background-color: rgba(255, 255, 255, 0.95);
            padding: 25px;
            margin: 25px 0;
            border-radius: 5px;
            box-shadow: 0 0 12px rgba(0, 0, 0, 0.1);
        }
        
        .section-title {
            color: var(--dark);
            border-bottom: 2px solid var(--primary);
            padding-bottom: 8px;
            margin-bottom: 18px;
            font-size: 1.6rem;
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 18px;
            margin: 25px 0;
        }
        
        .feature-card {
            background-color: white;
            padding: 18px;
            border-radius: 5px;
            box-shadow: 0 0 8px rgba(0, 0, 0, 0.08);
            border-top: 4px solid var(--primary);
            transition: all 0.3s ease;
        }
        
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        
        .feature-card h3 {
            margin-bottom: 8px;
            color: var(--dark);
            font-size: 1.1rem;
        }
        
        .feature-card p {
            font-size: 0.9rem;
            color: #555;
        }
        
        .server-settings {
            width: 100%;
            border-collapse: collapse;
            margin: 18px 0;
            font-size: 0.95rem;
        }
        
        .server-settings th, .server-settings td {
            padding: 10px 12px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        
        .server-settings th {
            background-color: var(--dark);
            color: white;
        }
        
        .server-settings tr:nth-child(even) {
            background-color: #f8f8f8;
        }
        
        .server-settings-map {
            width: 100%;
            border-collapse: collapse;
            margin: 18px 0;
            font-size: 0.95rem;
        }
        
        .server-settings-map th, .server-settings-map td {
            padding: 10px 12px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        
        .server-settings-map th {
            background-color: var(--blue);
            color: white;
        }
        
        .server-settings-map tr:nth-child(even) {
            background-color: #f8f8f8;
        }
        
        .rules-list {
            margin-left: 18px;
            margin-bottom: 18px;
            font-size: 0.95rem;
        }
        
        .rules-list li {
            margin-bottom: 8px;
        }
        
        .contact-methods {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 18px;
            margin: 25px 0;
        }
        
        .contact-card {
            text-align: center;
            padding: 18px;
            background-color: white;
            border-radius: 5px;
            box-shadow: 0 0 8px rgba(0, 0, 0, 0.08);
            transition: all 0.3s;
        }
        
        .contact-card:hover {
            transform: translateY(-3px);
        }
        
        .contact-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        
        footer {
            background-color: var(--dark);
            color: white;
            text-align: center;
            padding: 18px 0;
            margin-top: auto;
            font-size: 0.9rem;
        }
        
        .online-players {
            background-color: var(--success);
            color: white;
            padding: 4px 8px;
            border-radius: 3px;
            font-weight: bold;
            font-size: 0.9rem;
        }
        
        .digital-clock {
            font-family: 'Courier New', monospace;
            text-align: center;
            margin: 10px auto;
            padding: 8px 15px;
            background-color: rgba(0, 0, 0, 0.7);
            border: 2px solid var(--primary);
            border-radius: 5px;
            color: #0f0;
            text-shadow: 0 0 5px #0f0;
            max-width: 300px;
            width: 100%;
        }
        
        .digital-clock .date {
            font-size: 0.9rem;
            margin-bottom: 5px;
        }
        
        .digital-clock .time {
            font-size: 1.3rem;
            font-weight: bold;
        }
        
        button {
            cursor: pointer;
            transition: all 0.2s;
        }
        
        button:hover {
            opacity: 0.9;
        }
        
        button:active {
            transform: scale(0.98);
        }
        
        .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.8);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
        }
        
        .loading-spinner {
            width: 50px;
            height: 50px;
            border: 5px solid #f3f3f3;
            border-top: 5px solid var(--primary);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        
        @media (max-width: 768px) {
            header h1 {
                font-size: 1.8rem;
            }
            
            .server-ip {
                font-size: 1rem;
                padding: 6px 15px;
            }
            
            nav ul {
                flex-direction: column;
                padding: 5px 0;
            }
            
            nav li {
                margin: 3px 0;
            }
            
            nav a {
                padding: 10px;
            }
            
            .main-content {
                padding: 18px;
            }
            
            .section-title {
                font-size: 1.4rem;
            }
            
            .features {
                grid-template-columns: 1fr;
            }
            
            .digital-clock {
                max-width: 250px;
                padding: 6px 10px;
            }
        }