* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: #fff;
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            position: relative;
            z-index: 2;
        }

        /* 玻璃态效果 */
        .glass {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: 15px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
        }

        /* 标题区域 */
        .header {
            text-align: center;
            padding: 2rem;
            margin-bottom: 2rem;
        }

        .logo {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .custom-icon {
            width: 60px;
            height: 60px;
            border-radius: 10px;
            background: linear-gradient(135deg, #ff9a9e, #fad0c4);
            background-size: cover;
            background-position: center;
            border: 2px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
        }

        h1 {
            font-size: 2.5rem;
            background: linear-gradient(45deg, #fff, #a8e6cf);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
        }

        .subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        /* 主导航区域 - 堆叠卡片设计 */
        .nav-stack {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-bottom: 3rem;
            perspective: 1000px;
        }

        .nav-card {
            display: flex;
            padding: 1.5rem;
            text-decoration: none;
            color: white;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
            transform-style: preserve-3d;
        }

        .nav-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
            transition: left 0.5s;
        }

        .nav-card:hover::before {
            left: 100%;
        }

        .nav-card:hover {
            transform: translateY(-5px) scale(1.02);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
            background: rgba(255, 255, 255, 0.15);
        }

        .card-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 1.5rem;
            background: rgba(255, 255, 255, 0.1);
            font-size: 1.5rem;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .nav-card:hover .card-icon {
            transform: scale(1.1);
            background: rgba(255, 255, 255, 0.2);
        }

        .card-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .card-title {
            font-size: 1.2rem;
            font-weight: 500;
            margin-bottom: 0.5rem;
        }

        .card-desc {
            font-size: 0.9rem;
            opacity: 0.8;
        }

        /* 支持区域 */
        .support-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .support-box {
            padding: 2rem;
            text-align: center;
            transition: all 0.3s ease;
        }

        .support-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
        }

        .support-icon {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .support-box h3 {
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .support-box p {
            margin-bottom: 1.5rem;
            opacity: 0.9;
        }

        .support-btn {
            display: inline-block;
            padding: 0.8rem 1.5rem;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            text-decoration: none;
            color: white;
            font-weight: 500;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .support-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.05);
        }

        /* 页脚 */
        .footer {
            text-align: center;
            padding: 2rem;
            opacity: 0.7;
        }

        /* 背景元素 */
        .background-elements {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 1;
        }

        .bg-block {
            position: absolute;
            width: 100px;
            height: 100px;
            border-radius: 10px;
            opacity: 0.1;
            transform: rotate(45deg);
            animation: float 20s infinite linear;
        }

        .grass {
            background: linear-gradient(135deg, #7b9e3c, #5a7c2a);
            top: 10%;
            left: 5%;
            animation-delay: 0s;
        }

        .stone {
            background: linear-gradient(135deg, #9e9e9e, #757575);
            top: 70%;
            left: 80%;
            animation-delay: -5s;
        }

        .wood {
            background: linear-gradient(135deg, #8b4513, #654321);
            top: 40%;
            left: 90%;
            animation-delay: -10s;
        }

        .diamond {
            background: linear-gradient(135deg, #4ecdc4, #26a69a);
            top: 80%;
            left: 10%;
            animation-delay: -15s;
        }

        @keyframes float {
            0% {
                transform: rotate(45deg) translateY(0) rotate(0deg);
            }
            100% {
                transform: rotate(45deg) translateY(-1000px) rotate(360deg);
            }
        }

        /* QQ浏览器提示 */
        #qq-browser-tip {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s, visibility 0.3s;
        }

        #qq-browser-tip.show {
            opacity: 1;
            visibility: visible;
        }

        .tip-content {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            border-radius: 20px;
            padding: 2rem;
            max-width: 500px;
            width: 90%;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .tip-content h3 {
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .tip-content p {
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }

        .tip-btn {
            padding: 0.8rem 1.5rem;
            background: rgba(255, 255, 255, 0.2);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 50px;
            color: white;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .tip-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: scale(1.05);
        }

        /* 响应式设计 */
        /* 平板样式 */
        @media (min-width: 768px) and (max-width: 1024px) {
            .container {
                padding: 1.5rem;
            }
            
            h1 {
                font-size: 2.2rem;
            }
            
            .nav-stack {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            
            .nav-card {
                flex-direction: column;
                text-align: center;
            }
            
            .card-icon {
                margin-right: 0;
                margin-bottom: 1rem;
            }
            
            .support-section {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* 手机样式 */
        @media (max-width: 767px) {
            .container {
                padding: 1rem;
            }
            
            h1 {
                font-size: 2rem;
            }
            
            .logo {
                flex-direction: column;
                gap: 0.5rem;
            }
            
            .nav-stack {
                gap: 1rem;
            }
            
            .nav-card {
                flex-direction: column;
                text-align: center;
                padding: 1.2rem;
            }
            
            .card-icon {
                margin-right: 0;
                margin-bottom: 1rem;
            }
            
            .support-section {
                grid-template-columns: 1fr;
            }
            
            .support-box {
                padding: 1.5rem;
            }
        }

        /* 涟漪效果 */
        .ripple {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.6);
            transform: scale(0);
            animation: ripple-animation 0.6s linear;
        }

        @keyframes ripple-animation {
            to {
                transform: scale(4);
                opacity: 0;
            }
        }