:root {
    --bg-dark: #121212;
    --bg-gradient: linear-gradient(145deg, #1e1e1e, #2a2a2a);
    --text-light: #f5f5f5;
    --accent: #00bcd4;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-gradient);
    color: var(--text-light);
    line-height: 1.6;
    padding: 2rem;
}

nav {
    position: sticky;
    top: 0;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(6px);
    z-index: 1000;
    padding: 1rem 0;
    text-align: center;
}

nav a {
    color: var(--text-light);
    margin: 0 1rem;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--accent);
}

.container {
    max-width: 1000px;
    margin: auto;
    background-color: rgba(255, 255, 255, 0.02);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.4);
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile-pic {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto 1rem;
    border: 3px solid #333;
}

h1, h2 {
    text-align: center;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 2rem;
}

p.bio {
    text-align: center;
    margin-bottom: 2rem;
    opacity: 0.8;
}

.section {
    margin-top: 2.5rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    justify-items: center;
    text-align: center;
}

.grid-item img {
    width: 40px;
    height: 40px;
    margin-bottom: 0.5rem;
    filter: grayscale(100%) brightness(1.2);
    transition: transform 0.3s, filter 0.3s;
}

.grid-item:hover img {
    filter: none;
    transform: scale(1.1);
}

.download-btn {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    background-color: var(--accent);
    color: #fff;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.download-btn:hover {
    background-color: #00acc1;
}

ul {
    list-style: none;
    padding-left: 0;
}

ul li {
    margin-bottom: 0.5rem;
}

footer {
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.6;
    margin-top: 4rem;
}

@media (max-width: 500px) {
    .grid-item span {
        font-size: 0.9rem;
    }
}

.grid-item img {
    filter: brightness(10) invert(1);
}