/* 动画效果样式 */

/* 页面加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 页面元素进入动画 */
.hero-section {
    animation: fadeInUp 0.8s ease-out;
}

.navbar {
    animation: fadeIn 0.6s ease-out;
}

.product-showcase {
    animation: fadeInUp 1s ease-out 0.3s both;
}

.compatibility-content {
    animation: fadeInUp 0.8s ease-out;
}

.feature-nav {
    animation: slideInLeft 0.8s ease-out 0.2s both;
}

.opensource-container {
    animation: scaleIn 0.8s ease-out;
}

.faq-container {
    animation: fadeInUp 0.8s ease-out;
}

/* 按钮悬停动画 */
.download-btn {
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.download-btn:hover::before {
    left: 100%;
}

.download-btn-platform {
    position: relative;
    overflow: hidden;
}

.download-btn-platform::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
    transition: left 0.5s ease;
}

.download-btn-platform:hover::before {
    left: 100%;
}

/* 网格项目悬停动画 */
.grid-item {
    position: relative;
    overflow: hidden;
}

.grid-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
    transition: left 0.5s ease;
}

.grid-item:hover::before {
    left: 100%;
}

/* 导航链接悬停动画 */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #8b5cf6;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 100%;
}

/* FAQ项目动画 */
.faq-item {
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.faq-answer {
    transition: max-height 0.3s ease, padding 0.3s ease;
}

/* 功能导航项动画 */
.feature-nav-item {
    position: relative;
    overflow: hidden;
}

.feature-nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.2), transparent);
    transition: left 0.5s ease;
}

.feature-nav-item:hover::before {
    left: 100%;
}

/* 笔记本电脑图片动画 */
.laptop-image {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.laptop-image:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

/* 汉堡菜单动画 */
.hamburger span {
    transition: all 0.3s ease;
}

/* 页面切换动画 */
.page-transition {
    animation: fadeIn 0.5s ease-in-out;
}

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

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

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

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

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

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

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

.animated-gradient {
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

/* 文字打字机效果 */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    0%, 50% {
        border-color: transparent;
    }
    51%, 100% {
        border-color: #8b5cf6;
    }
}

.typewriter {
    overflow: hidden;
    border-right: 2px solid #8b5cf6;
    white-space: nowrap;
    animation: typewriter 3s steps(40, end), blink 0.75s step-end infinite;
}

/* 加载动画 */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

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

/* 弹跳动画 */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.bounce {
    animation: bounce 1s ease-in-out;
}

/* 淡入淡出动画 */
@keyframes fadeInOut {
    0%, 100% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

.fade-in-out {
    animation: fadeInOut 2s ease-in-out infinite;
}

/* 滑动进入动画 */
@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-top {
    animation: slideInFromTop 0.6s ease-out;
}

@keyframes slideInFromBottom {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in-bottom {
    animation: slideInFromBottom 0.6s ease-out;
}

/* 缩放进入动画 */
@keyframes zoomIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

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

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

.shake {
    animation: shake 0.5s ease-in-out;
}