/* Cross-page nav: "Онлайн компилятор" and "На главную" share the same button geometry. */
.site-nav-page-link,
.site-nav-theme-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-sizing: border-box;
    padding: 9px 19px;
    margin: 0;
    flex-shrink: 0;
    border: 1px solid rgba(59, 89, 152, 0.35);
    border-radius: 4px;
    background: rgba(59, 89, 152, 0.08);
    color: #3b5998;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: inherit;
    font-weight: bold;
    line-height: normal;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.site-nav-page-link:hover,
.site-nav-theme-btn:hover {
    background: rgba(59, 89, 152, 0.14);
}

.tabs > .site-nav-page-link {
    margin-left: auto;
}

.site-nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
    flex-shrink: 0;
}

body.dark-mode .site-nav-page-link,
body.dark-mode .site-nav-theme-btn {
    background: #1e1e1e;
    border-color: #444;
    color: #e0e0e0;
}

body.dark-mode .site-nav-page-link:hover,
body.dark-mode .site-nav-theme-btn:hover {
    background: #333;
    border-color: #5a7ab8;
}

@media (max-width: 768px) {
    .tabs > .site-nav-page-link,
    .site-nav-actions {
        margin-left: 0;
    }

    .site-nav-actions {
        width: 100%;
        flex-direction: column;
    }

    .site-nav-page-link,
    .site-nav-theme-btn {
        width: 100%;
    }
}