/**
 * 动画效果库
 */

/* 淡入 */
.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

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

/* 从下淡入 */
.fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 从左滑入 */
.slide-in-left {
    animation: slideInLeft 0.4s ease forwards;
}

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

/* 从右滑入 */
.slide-in-right {
    animation: slideInRight 0.4s ease forwards;
}

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

/* 缩放淡入 */
.scale-in {
    animation: scaleIn 0.3s ease forwards;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 弹跳 */
.bounce {
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    40% { transform: translateY(-15px); }
    60% { transform: translateY(-8px); }
}

/* 抖动 */
.shake {
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

/* 闪烁 */
.blink {
    animation: blink 1s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 霓虹发光 */
.neon-glow {
    animation: neonGlow 2s ease-in-out infinite alternate;
}

@keyframes neonGlow {
    from {
        text-shadow: 
            0 0 5px var(--primary),
            0 0 10px var(--primary),
            0 0 20px var(--primary);
    }
    to {
        text-shadow: 
            0 0 10px var(--primary),
            0 0 20px var(--primary),
            0 0 40px var(--primary);
    }
}

/* 边框流光 */
.border-flow {
    position: relative;
}

.border-flow::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(90deg, 
        var(--primary), 
        var(--secondary), 
        var(--accent), 
        var(--primary));
    background-size: 300% 100%;
    border-radius: inherit;
    z-index: -1;
    animation: borderFlow 3s linear infinite;
}

@keyframes borderFlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 300% 50%; }
}

/* 波纹扩散 */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 50%;
    left: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 60%);
    transform: translate(-50%, -50%) scale(0);
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    to {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
    }
}

/* 打字机效果 */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--primary);
    white-space: nowrap;
    animation: 
        typing 2s steps(20) forwards,
        cursor 0.5s step-end infinite alternate;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes cursor {
    50% { border-color: transparent; }
}

/* 数字滚动 */
.number-roll {
    display: inline-block;
    animation: numberRoll 0.5s ease-out;
}

@keyframes numberRoll {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 成功动画 */
.success-burst {
    position: relative;
}

.success-burst::before,
.success-burst::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    animation: burst 0.5s ease-out forwards;
}

.success-burst::before {
    border: 2px solid var(--accent);
}

.success-burst::after {
    border: 2px solid var(--primary);
    animation-delay: 0.1s;
}

@keyframes burst {
    to {
        transform: scale(2);
        opacity: 0;
    }
}

/* 悬浮粒子 */
.floating-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.floating-particles .particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    animation: floatingParticle 4s ease-in-out infinite;
}

@keyframes floatingParticle {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translateY(-50px) scale(0.5);
        opacity: 1;
    }
}

/* 光束扫描 */
.scan-line {
    position: relative;
    overflow: hidden;
}

.scan-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 240, 255, 0.2), 
        transparent);
    animation: scanLine 2s ease-in-out infinite;
}

@keyframes scanLine {
    to { left: 100%; }
}

/* 延迟动画工具类 */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* 持续时间工具类 */
.duration-fast { animation-duration: 0.2s; }
.duration-normal { animation-duration: 0.5s; }
.duration-slow { animation-duration: 1s; }