.btn{border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;letter-spacing:.02em;border-radius:4px;justify-content:center;align-items:center;gap:8px;min-height:42px;padding:0 16px;font-size:.88rem;font-weight:700;transition:all .2s;display:inline-flex}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn:focus-visible{outline:2px solid color-mix(in srgb, var(--accent) 70%, white 12%);outline-offset:2px}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.btn-primary{background:linear-gradient(135deg, var(--primary), var(--primary-2));color:#fff;border-color:#0000}.btn-accent{background:linear-gradient(135deg, var(--accent), var(--accent-2));color:#101820;border-color:#0000}.btn-ghost{color:var(--text-muted);background:0 0;border-color:#0000}.btn-ghost:hover{color:var(--text);background:var(--bg-soft)}.error-state-root{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:48px 24px;display:flex}.error-state-icon{background:linear-gradient(135deg, var(--accent), var(--accent-2));color:#101820;border-radius:50%;place-items:center;width:48px;height:48px;font-size:1.4rem;font-weight:900;display:grid}.error-state-message{margin:0;font-size:.94rem;font-weight:600}.loading-root{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:48px 24px;display:flex}.loading-spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-message{text-transform:uppercase;letter-spacing:.08em;margin:0;font-size:.92rem;font-weight:600}