:root {
    --color-bg: #fafafa;
    --color-fg: #1a1a1a;
    --color-muted: #6b6b6b;
    --color-accent: #2b4a6f;
    --color-border: #e0e0e0;
    --font-serif: Georgia, 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-fg);
    font-family: var(--font-sans);
    line-height: 1.6;
    font-size: 16px;
}

header {
    border-bottom: 1px solid var(--color-border);
    padding: 1.2rem 2rem;
}

header nav {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

header .logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    text-decoration: none;
    color: var(--color-fg);
    font-weight: 400;
}

header ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1.5rem;
}

header ul a {
    text-decoration: none;
    color: var(--color-muted);
    font-size: 0.95rem;
}

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

main {
    max-width: 900px;
    margin: 3rem auto;
    padding: 0 2rem;
}

.hero { text-align: center; padding: 2rem 0 3rem; }

.hero h1 {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 400;
    margin: 0 0 0.5rem;
}

.hero .tagline {
    color: var(--color-muted);
    font-style: italic;
    margin: 0 0 1.5rem;
}

.hero .lead {
    max-width: 600px;
    margin: 0 auto 2rem;
    color: var(--color-fg);
}

.hero .cta {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    text-decoration: none;
    border-radius: 2px;
}

.hero .cta:hover { background: var(--color-accent); color: white; }

.teasers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    border-top: 1px solid var(--color-border);
    padding-top: 2rem;
}

.teasers article h2 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 400;
    margin: 0 0 0.5rem;
    color: var(--color-accent);
}

.teasers article p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.95rem;
}

.page h1 {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    margin: 0 0 1.5rem;
}

.page h2 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 400;
    margin: 2rem 0 0.8rem;
    color: var(--color-accent);
}

.page p { margin: 0 0 1rem; }

.projects { list-style: none; padding: 0; }

.projects li {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.projects li:last-child { border-bottom: none; }

.projects h3 {
    font-family: var(--font-serif);
    font-weight: 400;
    margin: 0 0 0.3rem;
    font-size: 1.1rem;
}

.projects p { margin: 0; color: var(--color-muted); }

footer {
    border-top: 1px solid var(--color-border);
    padding: 2rem;
    text-align: center;
    color: var(--color-muted);
    font-size: 0.9rem;
    margin-top: 4rem;
}

footer p { margin: 0.3rem 0; }

footer a { color: var(--color-muted); text-decoration: underline; }

@media (max-width: 700px) {
    .teasers { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.8rem; }
    header nav { flex-direction: column; align-items: flex-start; }
}