/* Keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes scrollDown {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes glitch {
    0%, 100% {
        transform: translate(0);
        filter: hue-rotate(0deg);
    }
    20% {
        transform: translate(-1px, 1px);
        filter: hue-rotate(90deg);
    }
    40% {
        transform: translate(1px, -1px);
        filter: hue-rotate(180deg);
    }
    60% {
        transform: translate(-1px, -1px);
        filter: hue-rotate(270deg);
    }
    80% {
        transform: translate(1px, 1px);
        filter: hue-rotate(360deg);
    }
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Stagger Animation */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
}

.stagger-item.active {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-item:nth-child(1) { transition-delay: 0.1s; }
.stagger-item:nth-child(2) { transition-delay: 0.2s; }
.stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-item:nth-child(4) { transition-delay: 0.4s; }
.stagger-item:nth-child(5) { transition-delay: 0.5s; }

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s;
}

.hover-lift:hover {
    transform: translateY(-10px);
}

.hover-glow {
    transition: all 0.3s;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

/* Loading States */
.skeleton {
    background: linear-gradient(90deg,
        var(--color-surface) 25%,
        var(--color-border) 50%,
        var(--color-surface) 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

/* Parallax Effect */
.parallax {
    will-change: transform;
}

/* Text Effects */
.text-glitch {
    position: relative;
}

.text-glitch::before,
.text-glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.text-glitch::before {
    animation: glitch 0.3s infinite;
    color: var(--color-accent);
    z-index: -1;
}

.text-glitch::after {
    animation: glitch 0.3s infinite reverse;
    color: var(--color-accent-alt);
    z-index: -2;
}