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.15s}.nav-lang-btn:hover{background:var(--color-hover-bg);color:var(--color-text-muted)}.nav-lang-btn.nav-lang-btn-active{background:var(--color-accent-bg);color:var(--color-accent)}.nav-theme-btn{align-items:center;background:none;border:none;border-radius:.5rem;color:var(--color-text-subtle);cursor:pointer;display:flex;flex-shrink:0;font-size:.8rem;height:2rem;justify-content:center;margin-left:.125rem;transition:color .15s,background .15s;width:2rem}.nav-theme-btn:hover{background:var(--color-hover-bg);color:var(--color-text)}.nav-theme-btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.nav-mobile-lang{border-bottom:1px solid var(--color-border);display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem;padding:.5rem 0 .75rem}.nav-mobile-lang-btn{border:1px solid var(--color-border);border-radius:.4rem;color:var(--color-text-subtle);font-size:.75rem;font-weight:700;letter-spacing:.08em;padding:.35rem .75rem;text-decoration:none;transition:color 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