/* 首页增强动画效果 */

/* 标题动画 */
.animate-title {
    animation: titleBounce 2s ease-in-out infinite;
}

@keyframes titleBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* 星星容器脉冲动画 */
.animate-pulse {
    animation: starPulse 2s ease-in-out infinite;
}

@keyframes starPulse {
    0%, 100% { 
        transform: scale(1); 
        box-shadow: 0 4px 10px rgba(255, 215, 0, 0.3);
    }
    50% { 
        transform: scale(1.08); 
        box-shadow: 0 6px 20px rgba(255, 215, 0, 0.5);
    }
}

/* 关卡卡片渐入动画 */
.level-card {
    animation: fadeInUp 0.5s ease-out backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 为每个卡片设置不同延迟 */
.level-card:nth-child(1) { animation-delay: 0.05s; }
.level-card:nth-child(2) { animation-delay: 0.1s; }
.level-card:nth-child(3) { animation-delay: 0.15s; }
.level-card:nth-child(4) { animation-delay: 0.2s; }
.level-card:nth-child(5) { animation-delay: 0.25s; }

/* 项目标题动画 */
.game-title {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 项目区域浮动效果 */
.game-section {
    animation: floatUp 0.8s ease-out;
    transition: transform 0.3s ease;
}

.game-section:hover {
    transform: translateY(-5px);
}

@keyframes floatUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 按钮悬停动画 */
.btn {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* 关卡卡片悬停旋转 */
.level-card:not(.locked):hover {
    animation: cardHover 0.5s ease forwards;
}

@keyframes cardHover {
    0% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(3deg); }
    100% { transform: translateY(-5px) rotate(0deg); }
}

/* 星星闪烁动画 */
.star {
    animation: starTwinkle 1.5s ease-in-out infinite;
}

@keyframes starTwinkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

/* 成就解锁动画 */
@keyframes achievementUnlock {
    0% {
        opacity: 0;
        transform: scale(0.5) rotate(-10deg);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

/* 报告数字跳动动画 */
@keyframes numberJump {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* 进度条填充动画 */
@keyframes progressFill {
    from { width: 0; }
    to { width: 100%; }
}

/* 模态框弹出优化 */
.modal.active .modal-content {
    animation: modalPop 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes modalPop {
    0% {
        opacity: 0;
        transform: scale(0.7) translateY(30px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* 锁定关卡摇晃提示 */
.level-card.locked:active {
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}