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

        body {
            background: linear-gradient(rgba(26, 26, 46, 0.85), rgba(22, 33, 62, 0.85)), 
                                url('bg.jpg') no-repeat center center fixed;
            background-size: cover;
            color: #fff;
            min-height: 100vh;
            overflow: hidden;
            overflow-y: hidden;
            overflow-x: hidden;
        }

        #rwanim {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: #000;
            z-index: 9999;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 1;
            transition: opacity 0.5s ease;
        }

        #rwanim.fade-out {
            opacity: 0;
            pointer-events: none;
        }

        .rwlogo {
            width: 200px;
            height: 200px;
            position: relative;
            overflow: hidden;
        }

        .rwlogo-inner {
            width: 100%;
            height: 100%;
            background-image: url('icon.png');
            background-size: 80%; 
            background-repeat: no-repeat;
            background-position: center;
            animation: slide-in 0.2s linear forwards;
            transform: translateX(-100%);
        }

        .rwlogo-inner::after {
            display: none;
        }

        @keyframes slide-in {
            0% {
                transform: translateX(-100%);
            }

            100% {
                transform: translateX(0);
            }
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            flex-wrap: wrap;
            position: relative;
        }

        .topperbar {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        h1 {
            font-size: 2rem;
            background: linear-gradient(90deg, #ff6b6b, #ff8e8e);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 10px rgba(255, 107, 107, 0.3);
        }

        a {
            background-color: initial;
            color: #007bff;
            text-decoration: none;
        }

        .tagline {
            font-size: 0.9rem;
            color: #a0a0a0;
        }

        .mobilemenu {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 30px;
            height: 21px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 10;
        }

        .mobilemenu span {
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, #ff6b6b, #ff8e8e);
            border-radius: 10px;
            transition: all 0.3s linear;
            position: relative;
            transform-origin: 1px;
        }


        .mobilemenu.active span:nth-child(1) {
            transform: rotate(45deg);
        }

        .mobilemenu.active span:nth-child(2) {
            opacity: 0;
        }

        .mobilemenu.active span:nth-child(3) {
            transform: rotate(-45deg);
        }

        .nav-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            transition: all 0.3s ease;
        }

        .nav-button {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 8px;
            padding: 0.8rem 1.2rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(10px);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
        }

        .nav-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
            background: rgba(255, 255, 255, 0.08);
        }

        .main-content {
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 2rem;
        }

        .imprtanmain {
            text-align: center;
            padding: 13rem 0;
            animation: fadeIn 1s ease-out;
        }

        .imprtanmain h2 {
            font-size: 3rem;
            margin-bottom: 1rem;
            background: linear-gradient(90deg, #ff6b6b, #ff8e8e);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .imprtanmain p {
            font-size: 1.2rem;
            max-width: 600px;
            margin: 0 auto 2rem;
            color: #b0b0b0;
            line-height: 1.6;
        }

        .cta-button {
            display: inline-block;
            background: transparent;
            color: white;
            padding: 0.8rem 2rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
        }

        .rwanimb {
            position: absolute;
            width: 20px;
            height: 20px;
            background: #ff6b6b;
            animation: float 6s ease-in-out infinite;
            z-index: -1;
            /* 限制方块在视口范围内 */
            left: clamp(5%, var(--x, 50%), 95%);
            top: clamp(5%, var(--y, 50%), 95%);
        }

        .rwanimb:nth-child(2) {
            width: 15px;
            height: 15px;
            background: #4ecdc4;
            animation-delay: 1s;
            top: 20%;
            left: 10%;
        }

        .rwanimb:nth-child(3) {
            width: 25px;
            height: 25px;
            background: #ffe66d;
            animation-delay: 2s;
            top: 60%;
            left: 80%;
        }

        .rwanimb:nth-child(4) {
            width: 18px;
            height: 18px;
            background: #ff8e8e;
            animation-delay: 3s;
            top: 80%;
            left: 15%;
        }

        .rwanimb:nth-child(5) {
            width: 22px;
            height: 22px;
            background: #6aecd4;
            animation-delay: 4s;
            top: 30%;
            left: 85%;
        }

        .status-indicator {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #4ecdc4;
            box-shadow: 0 0 10px #4ecdc4;
            animation: pulse 2s infinite;
        }

        footer {
            text-align: center;
            margin-top: 5rem;
            padding: 2rem 0;
            color: #666;
            font-size: 0.9rem;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0) rotate(0deg);
            }

            50% {
                transform: translateY(-20px) rotate(180deg);
            }
        }

        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(78, 205, 196, 0.7);
            }

            70% {
                box-shadow: 0 0 0 10px rgba(78, 205, 196, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(78, 205, 196, 0);
            }
        }

        /* 移动端样式 */
        @media (max-width: 768px) {
            header {
                flex-direction: row;
                align-items: center;
                gap: 1rem;
            }

            .mobilemenu {
                display: flex;
                margin-left: auto;
            }

            .nav-buttons {
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem 0;
                opacity: 0;
                transform: translateY(-10px);
                transition: opacity 0.3s ease, transform 0.3s ease;
                display: none;
                background: rgba(26, 26, 46, 0.95);
                backdrop-filter: blur(10px);
                border-radius: 0 0 8px 8px;
                box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            }

            .nav-buttons.active {
                display: flex;
                opacity: 1;
                transform: translateY(0);
            }

            .nav-button {
                width: 100%;
                justify-content: center;
                transform: translateX(-20px);
                opacity: 0;
                transition: all 0.3s ease;
                margin: 0 1rem;
                width: calc(100% - 2rem);
            }

            .nav-buttons.active .nav-button {
                transform: translateX(0);
                opacity: 1;
            }


            .nav-buttons.active .nav-button:nth-child(1) {
                transition-delay: 0.1s;
            }
            
            .nav-buttons.active .nav-button:nth-child(2) {
                transition-delay: 0.2s;
            }
            
            .nav-buttons.active .nav-button:nth-child(3) {
                transition-delay: 0.3s;
            }
            
            .nav-buttons.active .nav-button:nth-child(4) {
                transition-delay: 0.4s;
            }

            .imprtanmain {
                padding: 8rem 0;
            }

            .imprtanmain h2 {
                font-size: 2.2rem;
            }
        }