body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
.dark ::-webkit-scrollbar-track {
    background: #1f2937;
}
::-webkit-scrollbar-thumb {
    background: #535da1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #454e8a;
}

.gradient-bg {
    background: linear-gradient(135deg, #535da1 0%, #6b75b5 100%);
}
.secondary-gradient {
    background: linear-gradient(135deg, #14b789 0%, #1bc997 100%);
}
.card-shadow {
    box-shadow: 0 10px 25px rgba(83, 93, 161, 0.1);
}
.dark .card-shadow {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}
.smooth-scroll {
    scroll-behavior: smooth;
}
.nav-link {
    transition: all 0.3s ease;
}
.nav-link:hover {
    color: #535da1;
    transform: translateY(-2px);
}
.btn-primary {
    background: linear-gradient(135deg, #535da1 0%, #6b75b5 100%);
    transition: all 0.3s ease;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(83, 93, 161, 0.3);
}
.btn-secondary {
    background: linear-gradient(135deg, #14b789 0%, #1bc997 100%);
    transition: all 0.3s ease;
}
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(20, 183, 137, 0.3);
}
.skill-card {
    transition: all 0.3s ease;
}
.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(83, 93, 161, 0.15);
}
.dark .skill-card:hover {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}
.project-card {
    transition: all 0.3s ease;
}
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(83, 93, 161, 0.2);
}
.dark .project-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}
/* Zoom effect on project card image hover */
.project-image {
    transition: transform 0.3s ease-in-out;
}
.project-card:hover .project-image {
    transform: scale(1.05);
}
/* Zoom effect for certification images */
.cert-image {
    transition: transform 0.3s ease-in-out;
}
.card-shadow:hover .cert-image {
    transform: scale(1.05);
}