:root {
    --paper: #ffffff;
    --ink: #111111;
    --muted: #66645f;
    --soft: #f5f5f3;
    --line: #deded9;
    --content-width: 46rem;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: Inter, system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-underline-offset: 0.2em;
}

.site-header,
.site-footer {
    width: min(68rem, calc(100% - 2rem));
    margin-inline: auto;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1.5rem;
    border-bottom: 1px solid var(--line);
}

.site-name {
    font-weight: 700;
    text-decoration: none;
}

.site-nav {
    color: var(--muted);
    font-size: 0.9rem;
}

.contact-shell {
    width: min(var(--content-width), calc(100% - 2rem));
    margin-inline: auto;
    padding-block: clamp(3.5rem, 8vw, 7rem);
}

.index-kicker {
    margin: 0 0 1.25rem;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.contact-title {
    margin: 0;
    font-size: clamp(2.4rem, 7vw, 4.7rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
}

.contact-intro {
    max-width: 42rem;
    margin: 1.5rem 0 0;
    color: var(--muted);
    font-size: clamp(1.05rem, 2.5vw, 1.25rem);
    line-height: 1.65;
}

.contact-card {
    margin-top: 3rem;
    padding: clamp(1.5rem, 5vw, 2.5rem);
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: var(--soft);
}

.contact-card p {
    margin: 0;
    line-height: 1.7;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.button {
    display: inline-flex;
    min-height: 2.8rem;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.1rem;
    border-radius: 999px;
    background: var(--ink);
    color: var(--paper);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
}

.button-secondary {
    border: 1px solid var(--line);
    background: var(--paper);
    color: var(--ink);
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 1.5rem 2.5rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.85rem;
}

@media (max-width: 38rem) {
    .site-header,
    .site-footer {
        align-items: flex-start;
        flex-direction: column;
    }
}