:root {
    font-family: system-ui, -apple-system, sans-serif;
    color: #e8edf5;
    background: #0d1117;
    scroll-behavior: smooth;
}

* { box-sizing: border-box; }

body { margin: 0; line-height: 1.6; }

header {
    border-bottom: 1px solid #30363d;
}

nav {
    max-width: 1050px;
    margin: auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
}

.nav-links { display: flex; gap: 24px; }
a { color: #9ab5e9; text-decoration: none; }
a:hover { color: white; }

main { max-width: 1050px; margin: auto; padding: 0 24px; }

.hero {
    padding: 125px 0 110px;
}

.eyebrow {
    color: #7da8ff;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); margin: 8px 0; }
h2 { font-size: 1.8rem; }
.hero > p:not(.eyebrow) { max-width: 620px; color: #aab4c4; }

.button {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 22px;
    background: #4478e6;
    border-radius: 8px;
    color: white;
}

section:not(.hero) { padding: 40px 0 80px; }

.project {
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 24px;
    background: #161b22;
}

footer {
    text-align: center;
    padding: 30px;
    color: #8b949e;
    border-top: 1px solid #30363d;
}

@media (max-width: 600px) {
    .nav-links { gap: 12px; font-size: 0.85rem; }
    .hero { padding: 80px 0; }
}