/* 滚动提示样式 */
            .withu-scroll-hint {
                display: flex;
                justify-content: center;
                align-items: center;
                padding: 30px 0 50px;
            }

            .withu-scroll-hint-inner {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }

            /* 鼠标图标 - PC 端 */
            .withu-scroll-mouse {
                width: 26px;
                height: 42px;
                border: 2px solid rgba(0, 0, 0, 0.2);
                border-radius: 15px;
                position: relative;
                display: flex;
                justify-content: center;
            }

            .withu-scroll-wheel {
                width: 4px;
                height: 8px;
                background: rgba(0, 0, 0, 0.3);
                border-radius: 2px;
                position: absolute;
                top: 8px;
                animation: scrollWheel 1.8s ease-in-out infinite;
            }

            @keyframes scrollWheel {
                0% {
                    opacity: 1;
                    transform: translateY(0);
                }

                50% {
                    opacity: 0.5;
                    transform: translateY(10px);
                }

                100% {
                    opacity: 0;
                    transform: translateY(16px);
                }
            }

            /* 手指滑动图标 - 移动端 */
            .withu-scroll-touch {
                display: none;
                flex-direction: column;
                align-items: center;
                position: relative;
                height: 60px;
            }

            .withu-scroll-touch-hand {
                font-size: 28px;
                color: rgba(0, 0, 0, 0.35);
                animation: touchSwipe 1.8s ease-in-out infinite;
            }

            .withu-scroll-touch-trail {
                position: absolute;
                bottom: 0;
                width: 2px;
                height: 20px;
                background: linear-gradient(to bottom, rgba(0, 0, 0, 0.15), transparent);
                border-radius: 1px;
                animation: touchTrail 1.8s ease-in-out infinite;
            }

            @keyframes touchSwipe {
                0%, 100% {
                    transform: translateY(20px);
                    opacity: 0.3;
                }
                50% {
                    transform: translateY(-5px);
                    opacity: 1;
                }
            }

            @keyframes touchTrail {
                0%, 100% {
                    opacity: 0;
                    height: 0;
                }
                30%, 70% {
                    opacity: 0.5;
                    height: 20px;
                }
            }

            .withu-scroll-text {
                font-size: 13px;
                color: rgba(0, 0, 0, 0.4);
                font-family: 'Noto Serif SC', serif;
                letter-spacing: 0.1em;
            }

            .withu-scroll-text-mobile {
                display: none;
            }

            @media (max-width: 768px) {
                .withu-scroll-hint {
                    padding: 20px 0 40px;
                }

                .withu-scroll-mouse {
                    display: none;
                }

                .withu-scroll-touch {
                    display: flex;
                }

                .withu-scroll-text-pc {
                    display: none;
                }

                .withu-scroll-text-mobile {
                    display: block;
                }

                .withu-scroll-text {
                    font-size: 12px;
                }
            }