.fb-tool{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);margin-bottom:var(--space-8);padding:clamp(18px,3vw,28px)}.fb-tool>h2{color:var(--color-text);font-size:clamp(1.2rem,2.5vw,1.55rem);line-height:1.35;margin:0 0 18px}.fb-downloader{display:grid;gap:18px}.fb-tool .control-group{display:grid;gap:8px}.fb-tool .label{color:var(--color-text);font-size:.9rem;font-weight:700}.fb-tool .input{background:var(--color-bg);border:1px solid var(--color-border);border-radius:12px;box-sizing:border-box;color:var(--color-text);font:inherit;min-height:48px;padding:12px 14px;width:100%}.fb-tool .input:focus{border-color:var(--color-primary);outline:2px solid var(--color-primary);outline-offset:2px}.fb-tool .input::placeholder{color:var(--color-text-muted)}.fb-tool small{color:var(--color-text-secondary);font-size:.82rem;line-height:1.5}.fb-tool .btn{align-items:center;border:1px solid var(--color-primary);border-radius:12px;box-sizing:border-box;cursor:pointer;display:inline-flex;font:inherit;font-weight:700;justify-content:center;min-height:46px;padding:11px 20px;text-align:center;text-decoration:none}.fb-tool .btn--primary{background:var(--color-primary);color:#fff}.fb-tool .btn--outline{background:var(--color-bg);color:var(--color-primary)}.fb-tool .btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:3px}.fb-tool .btn:disabled{cursor:wait;opacity:.65}.fb-tool .hidden{display:none!important}.fb-tool .loading-state{align-items:center;color:var(--color-text-secondary);display:flex;gap:12px;padding:14px}.fb-tool .loading-state p{margin:0}.fb-tool .spinner{animation:fb-spin .8s linear infinite;border:3px solid var(--color-border);border-radius:50%;border-top-color:var(--color-primary);flex:0 0 25px;height:25px}.fb-tool .error-state{background:color-mix(in srgb,var(--color-error) 8%,var(--color-bg));border:1px solid var(--color-error);border-radius:12px;color:var(--color-text);padding:14px 16px}.fb-tool .error-state p{margin:0}.fb-tool .result-state{background:var(--color-bg);border:1px solid var(--color-border);border-radius:14px;padding:18px}.fb-tool .result-state h3{color:var(--color-text);font-size:1.1rem;margin:0 0 6px}.fb-tool .result-state p{color:var(--color-text-secondary);line-height:1.55;margin:0 0 15px}.fb-tool .download-actions{display:flex;flex-wrap:wrap;gap:10px}@keyframes fb-spin{to{transform:rotate(1turn)}}@media (max-width:560px){.fb-tool .control-actions .btn,.fb-tool .download-actions .btn{width:100%}}@media (prefers-reduced-motion:reduce){.fb-tool .spinner{animation:none}}