/* ========================================
   网站动画效果 - 参考 silexdts.com
   ======================================== */

/* 基础动画类 - 初始状态 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* 动画激活状态 */
.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* 从左侧滑入 */
.animate-from-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-from-left.animated {
    opacity: 1;
    transform: translateX(0);
}

/* 从右侧滑入 */
.animate-from-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-from-right.animated {
    opacity: 1;
    transform: translateX(0);
}

/* 缩放淡入 */
.animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-scale.animated {
    opacity: 1;
    transform: scale(1);
}

/* 延迟类 - 用于序列动画 */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }
.delay-700 { transition-delay: 0.7s; }
.delay-800 { transition-delay: 0.8s; }

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

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

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 页面加载动画类 */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.scale-in {
    animation: scaleIn 0.6s ease-out forwards;
}

/* 悬停效果 */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* 图片悬停效果 */
.img-hover-zoom {
    overflow: hidden;
}

.img-hover-zoom img {
    transition: transform 0.5s ease;
}

.img-hover-zoom:hover img {
    transform: scale(1.1);
}

/* 按钮悬停效果 */
.btn-hover-effect {
    position: relative;
    overflow: hidden;
    transition: color 0.3s ease;
}

.btn-hover-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.3s ease;
}

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

/* 导航链接下划线动画 */
.nav-link-animate {
    position: relative;
}

.nav-link-animate::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
}

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

/* 分割线动画 */
@keyframes lineExpand {
    from { width: 0; }
    to { width: 100%; }
}

.line-animate {
    position: relative;
}

.line-animate::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.8s ease-out;
}

.line-animate.animated::after {
    width: 100%;
}

/* 视差滚动效果 */
.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

@media (max-width: 768px) {
    .parallax-bg {
        background-attachment: scroll;
    }
}

/* 计数器动画 */
@keyframes countUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.count-animate {
    animation: countUp 0.6s ease-out forwards;
}

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

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

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

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

.pulse-animate {
    animation: pulse 2s infinite;
}

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

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

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

.rotate-animate {
    animation: rotate 10s 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%; }
}

.gradient-animate {
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

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

.typing-effect {
    overflow: hidden;
    white-space: nowrap;
    animation: typing 2s steps(40, end);
}

/* 滚动指示器动画 */
@keyframes scrollIndicator {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.5; }
    100% { transform: translateY(0); opacity: 1; }
}

.scroll-indicator {
    animation: scrollIndicator 1.5s ease-in-out infinite;
}

/* 页面过渡效果 */
.page-transition {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.page-transition.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   首页 Hero 文字动画
   ======================================== */

/* Hero 文字动画初始状态 */
.hero-content .hero-top-text,
.hero-content .hero-title,
.hero-content .hero-description {
    opacity: 0 !important;
    transform: translateX(100px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* Hero 文字动画激活状态 */
.hero-content .hero-top-text.hero-text-visible,
.hero-content .hero-title.hero-text-visible,
.hero-content .hero-description.hero-text-visible {
    opacity: 1 !important;
    transform: translateX(0);
}