.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(251, 254, 252, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(16, 39, 28, 0.08);
}
.site-header-inner {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.site-brand {
    color: var(--ink);
    text-decoration: none;
    font-family: var(--font-ui);
    display: inline-flex;
    align-items: baseline;
    gap: 1px;
}
.site-brand-name {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--brand-dark);
}
.site-brand-tld {
    font-size: 0.82rem;
    opacity: 0.5;
    font-weight: 600;
}
.site-nav {
    display: flex;
    gap: 4px 16px;
    flex-wrap: wrap;
    font-family: var(--font-ui);
}
.site-nav-link {
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.86rem;
    padding: 2px 0;
    border-bottom: 1px solid transparent;
    transition: color 150ms ease, border-color 150ms ease;
}
.site-nav-link:hover {
    color: var(--brand-dark);
    border-bottom-color: rgba(12, 107, 66, 0.35);
}

.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--line);
    background: rgba(251, 254, 252, 0.78);
    font-family: var(--font-ui);
}
.site-footer-inner {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
    padding: 24px 0 32px;
    display: grid;
    gap: 14px;
}
.site-footer-brand {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.site-footer-brand span { color: var(--muted); font-weight: 500; }
.site-footer-copy { color: var(--muted); font-size: 0.88rem; margin: 4px 0 0; }
.site-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
}
.site-footer-links a {
    color: var(--brand-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.86rem;
}
.site-footer-links a:hover { text-decoration: underline; }

@media (max-width: 700px) {
    .site-header-inner { min-height: 44px; }
    .site-nav { gap: 4px 12px; }
}