/* 动画效果样式表 */

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

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

/* 页面淡出效果 */
@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

/* 向上滑入效果 */
@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(50px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

/* 向右滑入效果 */
@keyframes slideRight {
    from { 
        opacity: 0;
        transform: translateX(-50px);
    }
    to { 
        opacity: 1;
        transform: translateX(0);
    }
}

/* 放大效果 */
@keyframes zoomIn {
    from { 
        opacity: 0;
        transform: scale(0.8);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}

/* 弹跳效果 */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

/* 脉冲效果 */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* 摇晃效果 */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* 旋转效果 */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* 应用动画的类 */
.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.fade-out {
    animation: fadeOut 0.5s ease forwards;
}

.slide-up {
    animation: slideUp 0.5s ease forwards;
}

.slide-right {
    animation: slideRight 0.5s ease forwards;
}

.zoom-in {
    animation: zoomIn 0.5s ease forwards;
}

.bounce {
    animation: bounce 1s ease;
}

.pulse {
    animation: pulse 1.5s infinite ease-in-out;
}

.shake {
    animation: shake 0.5s ease;
}

.rotate {
    animation: rotate 2s linear infinite;
}

/* 延迟动画类 */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* 页面过渡效果 */
.course-page {
    opacity: 0;
}

.course-page.active {
    animation: fadeIn 0.5s ease forwards;
}

/* 特定元素动画 */
.character-dialogue {
    opacity: 0;
    transform: translateY(20px);
    animation: slideUp 0.5s ease forwards;
}

.drag-item {
    opacity: 0;
    animation: zoomIn 0.3s ease forwards;
}

.map-hotspot {
    animation: pulse 2s infinite ease-in-out;
}

.emergency-card:hover .card-img img {
    animation: pulse 1s ease;
}

.primary-btn:active {
    animation: pulse 0.3s ease;
}

/* 验证动画 */
.option.correct {
    background-color: rgba(76, 175, 80, 0.2);
    animation: pulse 0.5s ease;
}

.option.incorrect {
    background-color: rgba(244, 67, 54, 0.2);
    animation: shake 0.5s ease;
}

/* 成功完成动画 */
.success-animation {
    text-align: center;
    margin: 30px 0;
}

.success-animation img {
    animation: bounce 1s ease;
}

/* 加载动画 */
.loader {
    width: 48px;
    height: 48px;
    border: 5px solid var(--gray);
    border-bottom-color: var(--primary-color);
    border-radius: 50%;
    display: inline-block;
    animation: rotate 1s linear infinite;
}

/* 进度条动画 */
.progress-bar .progress-fill {
    transition: width 0.5s ease;
}

/* 收据弹出动画 */
.modal-content {
    transform: scale(0.8);
    opacity: 0;
}

.modal.active .modal-content {
    animation: zoomIn 0.3s ease forwards;
}

/* 卡片翻转效果 */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

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

.flip-card-front, .flip-card-back {
    backface-visibility: hidden;
}

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

/* 目标达成动画 */
@keyframes confetti {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translate(var(--x, 0), 100vh) rotate(var(--r, 0));
        opacity: 0;
    }
}

.confetti-piece {
    position: fixed;
    width: 10px;
    height: 20px;
    top: -20px;
    animation: confetti 5s ease-in-out forwards;
}

/* 特定内容的动画序列 */
.animated-list li {
    opacity: 0;
    transform: translateY(20px);
}

.animated-list li:nth-child(1) { animation: slideUp 0.3s ease 0.1s forwards; }
.animated-list li:nth-child(2) { animation: slideUp 0.3s ease 0.2s forwards; }
.animated-list li:nth-child(3) { animation: slideUp 0.3s ease 0.3s forwards; }
.animated-list li:nth-child(4) { animation: slideUp 0.3s ease 0.4s forwards; }
.animated-list li:nth-child(5) { animation: slideUp 0.3s ease 0.5s forwards; }