/* ========================================
   Scroll Reveal Animations
   雨昕AI博 - 滚动动画
   ======================================== */

/* 滚动渐入基础状态 */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 延迟阶梯 */
.reveal[data-delay="0"] { transition-delay: 0s; }
.reveal[data-delay="1"] { transition-delay: 0.12s; }
.reveal[data-delay="2"] { transition-delay: 0.24s; }
.reveal[data-delay="3"] { transition-delay: 0.36s; }
.reveal[data-delay="4"] { transition-delay: 0.48s; }

/* 尊重用户偏好：减少动画 */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .gradient-orb {
        animation: none;
    }

    .gradient-text {
        animation: none;
    }
}