body {
    background: linear-gradient(-45deg, #0f172a, #1e293b, #020617, #172554);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
    color: #e2e8f0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

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

.glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px -10px rgba(56, 189, 248, 0.3);
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

.skill-tag {
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    color: #38bdf8;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: rgba(56, 189, 248, 0.2);
    transform: scale(1.05);
}

.contribution-link {
    transition: all 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contribution-link:hover {
    background: rgba(56, 189, 248, 0.1);
    border-color: rgba(56, 189, 248, 0.5);
    transform: translateX(5px);
}