.pb-loading{animation:pb-loading-in .26s ease-out both}.pb-loading .pb-loading__thread{flex:1;min-height:0;overflow:hidden;padding:16px;display:flex;flex-direction:column;gap:12px}.pb-loading__msg{display:flex;gap:10px;max-width:100%}.pb-loading__msg--ai{align-self:flex-start;width:100%}.pb-loading__msg--user{justify-content:flex-end}.pb-loading__avatar{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:#e0e7ff}.pb-loading__bubble{display:flex;flex-direction:column;gap:7px;flex:1;padding:12px 14px;border-radius:12px;border-top-left-radius:4px;background:#f3f4f6}.pb-loading__bubble--user{flex:0 1 auto;max-width:80%;border-radius:12px;border-top-left-radius:12px;border-top-right-radius:4px;background:#2563eb}.pb-loading__bubble--user .pb-sk{background:linear-gradient(90deg,rgba(255,255,255,.18),rgba(255,255,255,.42) 50%,rgba(255,255,255,.18));background-size:200% 100%}.pb-loading__composer{padding:12px 16px 16px;border-top:1px solid #f0f1f3;flex-shrink:0}.pb-loading__cmp{display:flex;align-items:center;padding:10px 12px;border:1px solid #e5e7eb;border-radius:12px;background:#fafafa}.pb-loading__cmp .pb-sk--cmp-line{display:block;width:60%;height:14px}.pb-loading__cmp-hint{display:block;margin-top:8px;margin-left:4px}.pb-loading__vis{position:relative;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.05),transparent 42%),radial-gradient(circle at 70% 80%,rgba(255,255,255,.05),transparent 42%),#1a1a2e}.pb-loading__workspace{display:flex;align-items:flex-start;justify-content:center}.pb-loading__wsbar{display:flex;gap:8px;padding:12px 14px;width:100%}.pb-loading__spinner{display:flex;flex-direction:column;align-items:center;gap:12px;color:rgba(255,255,255,.85);font-size:13px;letter-spacing:.02em}.pb-loading__spinner-ring{width:36px;height:36px;border-radius:50%;border:2.5px solid rgba(255,255,255,.15);border-top-color:rgba(255,255,255,.85);animation:pb-spin .9s linear infinite}.pb-loading__spinner-label{opacity:.8}.pb-loading__artifacts{gap:12px}.pb-loading__artifacts,.pb-loading__card{display:flex;flex-direction:column;padding:12px}.pb-loading__card{gap:8px;border-radius:8px;background:#fff;border:1px solid #e5e7eb}.pb-sk{display:inline-block;border-radius:6px;background:linear-gradient(90deg,#e7e9ec,#f4f5f7 50%,#e7e9ec);background-size:200% 100%;animation:pb-shimmer 1.5s ease-in-out infinite}.pb-sk--text{height:12px;vertical-align:middle}.pb-sk--line{height:10px;width:100%}.pb-sk--btn{height:24px;border-radius:6px}.pb-sk--badge{height:16px;width:56px;border-radius:4px}.pb-sk--avatar{width:28px;height:28px;border-radius:50%}@keyframes pb-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}@keyframes pb-spin{to{transform:rotate(1turn)}}@keyframes pb-loading-in{0%{opacity:0}to{opacity:1}}@media (prefers-reduced-motion:reduce){.pb-loading,.pb-loading__spinner-ring,.pb-sk{animation:none}}