.site-header {
    border-bottom: 1px solid var(--border);
}

.header-inner {
    min-height: 6rem;
    display: flex;
    gap: 2rem;
    align-items: center;
}

.brand {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--text);
    text-decoration: none;
    font: 500 1.3rem/1.1 var(--font-heading);
    letter-spacing: -.055em;
    white-space: nowrap;
}

.brand strong {
    color: var(--brand);
    font-weight: 800;
}

.brand-cursor {
    color: var(--accent);
}

.brand-short {
    display: none;
    font-weight: 800;
    font-size: 2rem;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-left: auto;
}

.main-nav a {
    display: inline-flex;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    color: var(--text);
    font-size: 1rem;
    text-decoration: none;
}

.main-nav a:hover {
    text-decoration: underline;
}

.theme-toggle {
    display: inline-grid;
    width: 44px;
    min-width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--control-border);
    border-radius: var(--radius-control);
    background: transparent;
    color: var(--text);
    cursor: pointer;
    transition: background-color 180ms, color 180ms;
}

.theme-toggle:hover {
    background: var(--surface-raised);
}

.theme-icon {
    width: 1.25rem;
    height: 1.25rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.75;
}

.theme-icon-moon {
    display: none;
}

:root[data-theme='dark'] .theme-icon-sun {
    display: none;
}

:root[data-theme='dark'] .theme-icon-moon {
    display: block;
}

.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
}

.footer-inner {
    display: flex;
    gap: 1.5rem;
    justify-content: space-between;
    align-items: center;
    padding-block: 2.5rem;
    color: var(--text-muted);
    font-size: .9375rem;
}

.footer-inner p + p {
    margin-top: .3rem;
}

.footer-signature {
    color: var(--text);
    font-family: var(--font-heading);
    font-weight: 500;
}

.footer-social {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.social-link {
    display: inline-grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--control-border);
    border-radius: var(--radius-control);
    color: var(--text);
    text-decoration: none;
    transition: background-color 180ms, color 180ms;
}

.social-link:hover {
    background: var(--surface-raised);
}

.social-link svg {
    width: 1.15rem;
    height: 1.15rem;
}

.tags {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: .25rem .75rem;
}

.tag {
    display: inline-flex;
    align-items: center;
    min-width: 44px;
    min-height: 44px;
    font-size: .875rem;
    text-decoration: none;
}

.tag span {
    padding-right: .2em;
    color: var(--accent);
}

.tag:hover {
    text-decoration: underline;
}

.article-meta {
    font-size: .9375rem;
    color: var(--text-muted);
}

.button {
    display: inline-flex;
    gap: .75rem;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding: .65rem 1.1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-control);
    background: var(--brand);
    color: var(--on-brand);
    text-decoration: none;
    font-weight: 600;
    transition: background-color 180ms;
}

.button:hover {
    text-decoration: underline;
}

.button:active {
    transform: translateY(1px);
}

.button-secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--control-border);
}

.button-secondary:hover {
    background: var(--surface-raised);
}

.text-link, .back-link {
    display: inline-flex;
    gap: .75rem;
    align-items: center;
    min-height: 44px;
}

.back-link {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 2rem;
}

.pagination {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 1rem;
    margin-top: 2.5rem;
}

.pagination a {
    justify-self: start;
}

.pagination a:last-child {
    justify-self: end;
}

.page-number {
    color: var(--text-muted);
    font-size: .9375rem;
    text-align: center;
}

@media (max-width: 47.99rem) {
    .header-inner {
        min-height: 5rem;
        gap: 1rem;
        flex-wrap: wrap;
        padding-block: .75rem;
    }

    .brand-full {
        display: none;
    }

    .brand-short {
        display: inline;
    }

    .main-nav {
        gap: 1rem;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .pagination {
        grid-template-columns: 1fr 1fr;
    }

    .page-number {
        grid-column: 1 / -1;
        grid-row: 1;
    }

    .pagination .button {
        font-size: 1rem;
        padding-inline: .65rem;
    }

}