:root {
    --bg-color: #fafafa;
    --text-color: #1a1a1a;
    --accent-color: #666;
    --link-color: #000;
    --spacing-unit: 1.5rem;
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #111;
        --text-color: #eee;
        --accent-color: #888;
        --link-color: #fff;
    }
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-stack);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: var(--spacing-unit);
}

.container {
    max-width: 600px;
    width: 100%;
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}

header {
    margin-bottom: calc(var(--spacing-unit) * 3);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}

.tagline {
    color: var(--accent-color);
    font-size: 1.1rem;
    font-weight: 400;
}

section {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

h2 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
    margin-bottom: var(--spacing-unit);
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.social-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.social-links a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease, opacity 0.2s ease;
}

.social-links a:hover {
    border-bottom-color: var(--link-color);
    opacity: 0.8;
}

footer {
    margin-top: calc(var(--spacing-unit) * 4);
    font-size: 0.9rem;
    color: var(--accent-color);
}

.project-list {
    list-style: none;
}

.project-list li {
    margin-bottom: 0.5rem;
}

.project-title {
    font-weight: 600;
    color: var(--text-color);
}

.project-desc {
    color: var(--accent-color);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}