/* 灵动动画效果 */

/* 按钮点击缩放 */
@keyframes btnScale {
    0% { transform: scale(1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

.btn:active,
button:active,
.nav-item:active,
.menu-item:active,
.contact-item:active,
.resource-item:active,
.post-item:active {
    animation: btnScale 0.15s ease;
}

/* 卡片悬浮效果 */
.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* 页面淡入 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* 页面滑动进入 */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

/* 弹窗滑入 */
@keyframes modalSlideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

/* 点赞心形动画 */
@keyframes heartBeat {
    0% { transform: scale(1); }
    25% { transform: scale(1.3); }
    50% { transform: scale(1); }
    75% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.heart-beat {
    animation: heartBeat 0.4s ease;
}

/* 脉冲动画 */
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(79, 70, 229, 0); }
    100% { box-shadow: 0 0 0 0 rgba(79, 70, 229, 0); }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Toast 动画 */
@keyframes toastSlide {
    from {
        transform: translateX(-50%) translateY(-100px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

.toast.show {
    animation: toastSlide 0.3s ease forwards;
}

/* 加载旋转 */
@keyframes spin {
    to { transform: rotate(360deg); }
}

.spinner {
    animation: spin 1s linear infinite;
}

/* 浮动动画 */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* 渐变动画 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-animate {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

/* 触摸反馈 */
.touch-feedback {
    position: relative;
    overflow: hidden;
}

.touch-feedback::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.touch-feedback:active::after {
    width: 200%;
    height: 200%;
}

/* 滑动列表项 */
.slide-item {
    transition: transform 0.2s ease;
}

.slide-item:active {
    transform: translateX(5px);
}