/* Keyframe Animations */

/* Slide In from Top */
@keyframes slide-in-top {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Slide In from Bottom */
@keyframes slide-in-bottom {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Fade In */
@keyframes fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scale Up */
@keyframes scale-up {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Rotate In */
@keyframes rotate-in {
    from {
        transform: rotate(-90deg) scale(0.5);
        opacity: 0;
    }
    to {
        transform: rotate(0deg) scale(1);
        opacity: 1;
    }
}

/* Pulse Effect */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

/* Wobble Effect */
@keyframes wobble {
    0% { transform: translateX(0%); }
    15% { transform: translateX(-25%) rotate(-5deg); }
    30% { transform: translateX(20%) rotate(3deg); }
    45% { transform: translateX(-15%) rotate(-3deg); }
    60% { transform: translateX(10%) rotate(2deg); }
    75% { transform: translateX(-5%) rotate(-1deg); }
    100% { transform: translateX(0%); }
}

/* Bounce Effect */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

/* Apply Animations to Elements */

/* Hero section elements */
.hero h1 {
    animation: slide-in-top 1s ease-out forwards;
}

.hero p {
    animation: slide-in-bottom 1s ease-out 0.3s forwards;
}

.hero .btn {
    animation: fade-in 1s ease-out 0.6s forwards;
}

/* Section titles */
section h2 {
    animation: fade-in 1s ease-out forwards;
}

/* About section image */
.about-image img {
    animation: scale-up 1s ease-out forwards;
}

/* Skill items */
.skill-item {
    animation: fade-in 0.8s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* Project cards */
.project-card {
    animation: slide-in-bottom 0.8s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* Certification items */
.certification-item {
    animation: slide-in-bottom 0.8s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* Hackathon items */
.hackathon-item {
    animation: slide-in-bottom 0.8s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* Gallery items */
.gallery-item {
    animation: scale-up 0.8s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* Contact form and info */
.contact-form,
.contact-info {
    animation: fade-in 1s ease-out forwards;
    opacity: 0; /* Start hidden */
}

/* On-scroll animations (handled by JS, but define initial state here) */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Specific animations for elements */
.btn:hover {
    animation: pulse 0.5s infinite;
}

nav ul li a:hover {
    animation: wobble 0.5s;
}