:root {
    --primary: #6366f1;
    --secondary: #a855f7;
    --bg: #0f172a;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #312e81, #1e1b4b);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite; /* Animowane tło */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: white;
}

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

.card {
    background: var(--glass);
    backdrop-filter: blur(12px); /* Efekt rozmytego szkła */
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-10px); /* Karta lekko unosi się po najechaniu */
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #818cf8, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent; /* Gradientowy tekst */
}

.skills-list {
    display: flex;
    gap: 12px;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin-top: 2rem;
}

.skills-list li {
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 12px;
    font-size: 0.85rem;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    cursor: default;
}

.skills-list li:hover {
    background: var(--primary);
    border-color: var(--secondary);
    box-shadow: 0 0 15px var(--primary);
    transform: scale(1.1);
}