/* 自定義動畫和樣式 */

/* 3D 翻轉效果 */
.preserve-3d {
    transform-style: preserve-3d;
}

.backface-hidden {
    backface-visibility: hidden;
}

.rotate-y-180 {
    transform: rotateY(180deg);
}

/* 卡片翻轉動畫 */
@keyframes cardFlip {
    from {
        transform: rotateY(0deg);
    }
    to {
        transform: rotateY(180deg);
    }
}

.card-flip {
    animation: cardFlip 0.5s ease-in-out;
}

/* 緩慢旋轉動畫 */
@keyframes spin-slow {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-spin-slow {
    animation: spin-slow 3s linear infinite;
}

/* 淡入動畫 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* 滑入動畫 */
@keyframes slideIn {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-from-bottom {
    animation: slideIn 0.7s ease-out;
}

/* 縮放動畫 */
@keyframes zoomIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.zoom-in-95 {
    animation: zoomIn 0.3s ease-out;
}

/* 彈跳動畫 */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.animate-bounce {
    animation: bounce 1s infinite;
}

/* 脈衝動畫 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* 旋轉動畫 */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* 文字描邊效果 */
.text-stroke-3 {
    -webkit-text-stroke: 3px black;
    text-stroke: 3px black;
}

/* 響應式設計輔助 */
@media (max-width: 768px) {
    .perspective-1000 {
        perspective: 800px;
    }
}

/* 確保卡片在翻轉時正確顯示 */
.card-container {
    perspective: 1000px;
}

.card-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.5s;
}

.card-wrapper.flipped {
    transform: rotateY(180deg);
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.card-back {
    transform: rotateY(0deg);
}

.card-front {
    transform: rotateY(180deg);
}