/* 自定义动画 */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(16, 185, 129, 0.6);
    }
}

/* 动画类 */
.animate-fade-in-up {
    animation: fade-in-up 0.8s ease-out forwards;
}

.animation-delay-300 {
    animation-delay: 0.3s;
}

.animation-delay-600 {
    animation-delay: 0.6s;
}

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

.animate-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

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

/* 英雄区域背景 */
.hero-bg {
    background: linear-gradient(45deg, 
        rgba(16, 185, 129, 0.1) 0%, 
        rgba(59, 130, 246, 0.1) 25%, 
        rgba(147, 51, 234, 0.1) 50%, 
        rgba(236, 72, 153, 0.1) 75%, 
        rgba(16, 185, 129, 0.1) 100%);
    background-size: 400% 400%;
    animation: gradient-shift 8s ease infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 导航栏效果 */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #10b981, #3b82f6);
    transition: width 0.3s ease;
}

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

/* 卡片悬停效果 */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 图片遮罩效果 */
.image-overlay {
    position: relative;
    overflow: hidden;
}

.image-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
    z-index: 1;
}

.image-overlay:hover::before {
    left: 100%;
}

/* 光影效果 */
.light-effect {
    position: relative;
    overflow: hidden;
}

.light-effect::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.light-effect:hover::after {
    opacity: 1;
}

/* 梦幻粒子效果 */
.particle-bg {
    position: relative;
    overflow: hidden;
}

.particle-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(16, 185, 129, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(59, 130, 246, 0.3), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(147, 51, 234, 0.3), transparent);
    background-repeat: repeat;
    background-size: 150px 100px;
    animation: particle-float 20s linear infinite;
    pointer-events: none;
}

@keyframes particle-float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-100px); }
}

/* 渐变文字效果 */
.gradient-text {
    background: linear-gradient(45deg, #10b981, #3b82f6, #8b5cf6, #ec4899);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 3s ease infinite;
}

/* 按钮特效 */
.btn-magic {
    position: relative;
    overflow: hidden;
    background: linear-gradient(45deg, #10b981, #3b82f6);
    background-size: 200% 200%;
    transition: all 0.3s ease;
}

.btn-magic::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

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

.btn-magic:hover {
    background-position: 100% 100%;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

/* 滚动动画 */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* 概览区域特效 */
.overview-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.overview-card:hover {
    transform: translateY(-8px) scale(1.02);
}

.overview-data-card {
    transition: all 0.3s ease;
}

.overview-data-card .fas {
    transition: transform 0.5s ease;
}

.overview-data-card .text-3xl {
    transition: transform 0.3s ease;
}

.overview-feature-card {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.overview-feature-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.overview-feature-card:hover::before {
    opacity: 1;
}

.overview-feature-card span {
    transition: all 0.2s ease;
}

.overview-nav-button {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 概览区域动画 */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.animate-slide-in-left {
    animation: slideInFromLeft 0.8s ease-out forwards;
}

.animate-slide-in-right {
    animation: slideInFromRight 0.8s ease-out forwards;
}

.animate-slide-in-bottom {
    animation: slideInFromBottom 0.8s ease-out forwards;
}

/* 数据计数器动画 */
@keyframes countUp {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

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

/* 卡片阴影效果 */
.card-shadow-hover {
    transition: box-shadow 0.3s ease;
}

.card-shadow-hover:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1), 0 0 20px rgba(16, 185, 129, 0.1);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-bg {
        background-size: 200% 200%;
    }
    
    .overview-card {
        transform: none !important;
    }
    
    .overview-card:hover {
        transform: translateY(-4px) !important;
    }
    
    .particle-bg::before {
        background-size: 100px 80px;
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, #10b981, #3b82f6);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, #059669, #2563eb);
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 选中文本样式 */
::selection {
    background: rgba(16, 185, 129, 0.3);
    color: #1f2937;
}

/* 焦点样式 */
button:focus,
a:focus {
    outline: 2px solid #10b981;
    outline-offset: 2px;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(16, 185, 129, 0.3);
    border-radius: 50%;
    border-top-color: #10b981;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}