/* 
 * 自定义样式文件
 * 大部分样式应通过 Tailwind Utility Classes 或 shadcn.css 实现。
 * 仅在此处添加无法通过 Tailwind 实现的特殊样式。
 */

/* 自定义动画效果 */
@keyframes fadeInUp {
    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: -200px 0;
    }
    100% {
        background-position: 200px 0;
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

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

.animate-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    background-size: 200px 100%;
    animation: shimmer 2s infinite;
}

.animate-gradient {
    background: linear-gradient(-45deg, #3b82f6, #8b5cf6, #06b6d4, #10b981);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

/* Hero Section 背景动画 */
@keyframes gradient-shift {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

@keyframes spin-slow {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.animate-gradient-shift {
    animation: gradient-shift 8s ease-in-out infinite;
}

.animate-spin-slow {
    animation: spin-slow 20s linear infinite;
}

/* 脉冲光效 */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px 10px rgba(59, 130, 246, 0.1);
    }
    50% {
        box-shadow: 0 0 40px 20px rgba(59, 130, 246, 0.2);
    }
}

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

/* 滚动时显示动画 */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 悬停效果增强 */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* 卡片悬停光效 */
.card-glow {
    position: relative;
    overflow: hidden;
}

.card-glow::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;
}

.card-glow:hover::before {
    left: 100%;
}