/* ===== 启田美学 - 统一动画定义 ===== */
/* 包含所有页面共享的动画关键帧和过渡类 */

/* ===== 基础渐入 ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 淡入（无位移） ===== */
@keyframes fadeInSimple {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ===== 从下方滑入 ===== */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 从上方滑入 ===== */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 放大进入 ===== */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* ===== 脉冲动画 ===== */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ===== 滚动触发的入场动画类 ===== */
.fade-enter {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-enter.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 卡片列表入场延迟 ===== */
.fade-enter:nth-child(2) { transition-delay: 0.1s; }
.fade-enter:nth-child(3) { transition-delay: 0.2s; }
.fade-enter:nth-child(4) { transition-delay: 0.3s; }
.fade-enter:nth-child(5) { transition-delay: 0.4s; }
.fade-enter:nth-child(6) { transition-delay: 0.5s; }

/* ===== 按钮波纹效果 ===== */
@keyframes rippleEffect {
    to { transform: scale(4); opacity: 0; }
}
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    transform: scale(0);
    animation: rippleEffect 0.6s ease-out forwards;
    pointer-events: none;
}

/* ===== 卡片hover增强 ===== */
.card-hover {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
    will-change: transform;
}
.card-hover:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-hover);
}
.card-hover:active {
    transform: translateY(-2px) scale(0.98);
}
.card-hover img {
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.card-hover:hover img {
    transform: scale(1.05);
}

/* ===== 轮播增强动画 ===== */
@keyframes heroOverlayIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes heroContentIn {
    from { opacity: 0; transform: translate(-50%, -40%); }
    to { opacity: 1; transform: translate(-50%, -50%); }
}