.aa-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  flex: none;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: var(--tg-badge-bg);
  color: var(--tg-variant);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 0.35s ease, color 0.35s ease;
}

.aa-status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.aa-status[data-state="working"],
.aa-status[data-state="done"] {
  background: rgba(var(--tg-accent-rgb), 0.1);
  color: var(--tg-accent);
}

.aa-status[data-state="working"]::before {
  box-shadow: 0 0 0 0 rgba(var(--tg-accent-rgb), 0.5);
  animation: tg-live 1s ease-out infinite;
}

.aa-chat,
.aa-board {
  position: absolute;
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  background: var(--tg-surface-card);
  border: 1px solid var(--tg-line);
  box-shadow: var(--tg-card-shadow);
}

.aa-chat {
  padding: 0.75rem;
  gap: 0.6rem;
}

.aa-thread {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.6rem;
  min-height: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 28px);
  mask-image: linear-gradient(180deg, transparent, #000 28px);
}

.aa-msg {
  flex: none;
  font-size: 0.8rem;
  line-height: 1.4;
  animation: aa-in 0.35s var(--tg-ease) both;
}

.aa-msg--user {
  align-self: flex-end;
  max-width: 82%;
  padding: 0.45rem 0.75rem;
  border-radius: 14px 14px 4px 14px;
  background: rgba(var(--tg-accent-rgb), 0.12);
}

.aa-msg--agent {
  display: flex;
  gap: 0.5rem;
  max-width: 94%;
}

.aa-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: rgba(var(--tg-accent-rgb), 0.1);
  color: var(--tg-accent);
}

.aa-sparkle {
  width: 15px;
  height: 15px;
  fill: currentColor;
}

.aa-msg__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.35rem;
  min-width: 0;
  padding-top: 0.15rem;
}

.aa-msg__text {
  margin: 0;
  color: var(--tg-ink);
}

.aa-typing {
  display: inline-flex;
  gap: 4px;
  padding: 0.45rem 0;
}

.aa-typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--tg-outline);
  animation: aa-dot 1s ease-in-out infinite;
}

.aa-typing i:nth-child(2) {
  animation-delay: 0.15s;
}

.aa-typing i:nth-child(3) {
  animation-delay: 0.3s;
}

.aa-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.6rem 0.22rem 0.45rem;
  border-radius: 8px;
  background: var(--tg-surface-subtle);
  border: 1px solid var(--tg-border-subtle);
  color: var(--tg-variant);
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  animation: aa-in 0.35s var(--tg-ease) both;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.aa-chip .tg-icon {
  width: 13px;
  height: 13px;
}

.aa-chip[data-state="doing"] {
  background: rgba(var(--tg-accent-rgb), 0.08);
  border-color: rgba(var(--tg-accent-rgb), 0.25);
  color: var(--tg-accent);
}

.aa-chip[data-state="done"] > .tg-icon {
  color: var(--tg-accent);
}

.aa-chip--legend {
  padding: 0.15rem;
  animation: none;
}

.aa-chip--legend .tg-icon {
  width: 11px;
  height: 11px;
}

.aa-composer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex: none;
  height: 36px;
  padding: 0 0.6rem 0 0.85rem;
  border-radius: 999px;
  background: var(--tg-input-bg);
  font-size: 0.8rem;
  transition: box-shadow 0.3s ease;
}

.aa-composer__text {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.aa-composer__text:empty::before {
  content: "Message Smartodo AI…";
  color: var(--tg-muted);
}

.aa-composer.is-typing {
  box-shadow: 0 0 0 2px rgba(var(--tg-accent-rgb), 0.3);
}

.aa-composer.is-typing .aa-composer__text::after {
  content: "";
  display: inline-block;
  width: 1.5px;
  height: 0.95em;
  margin-left: 1px;
  vertical-align: -0.12em;
  background: var(--tg-accent);
  animation: aa-caret 0.9s steps(1) infinite;
}

.aa-send {
  flex: none;
  width: 18px;
  height: 18px;
  fill: var(--tg-outline);
  transition: fill 0.3s ease;
}

.aa-composer.is-typing .aa-send {
  fill: var(--tg-accent);
}

.aa-board {
  padding: 0.75rem 0.9rem;
  gap: 0.6rem;
}

.aa.is-complete .aa-board {
  border-color: rgba(var(--tg-accent-rgb), 0.5);
}

.aa-board__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--tg-divider);
}

.aa-board__title {
  font-size: 0.88rem;
  font-weight: 600;
}

.aa-board__count {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 0.5rem;
  border-radius: 999px;
  background: var(--tg-badge-bg);
  color: var(--tg-variant);
  font-size: 0.7rem;
  font-weight: 600;
}

.aa-list {
  position: relative;
  flex: 1;
}

.aa-list__empty {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  color: var(--tg-muted);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.aa-board.is-empty .aa-list__empty {
  opacity: 1;
}

.aa-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.aa-link {
  transition: opacity 0.3s ease;
}

.aa-link[data-state="hidden"] {
  opacity: 0;
}

.aa-link__line {
  fill: none;
  stroke: var(--tg-accent);
  stroke-width: 1.75;
  stroke-dasharray: 1 2;
  stroke-dashoffset: 1;
  transition: stroke 0.5s ease;
}

.aa-link[data-state="linked"] .aa-link__line {
  stroke: rgba(var(--tg-accent-rgb), 0.45);
}

.aa-link__port {
  fill: var(--tg-port-fill);
  stroke: rgba(var(--tg-accent-rgb), 0.6);
  stroke-width: 1.5;
}

.aa-link__port--to {
  fill: var(--tg-accent);
  stroke: var(--tg-surface);
}

.aa-task {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  height: 46px;
  padding: 0.45rem 0.4rem 0 2.25rem;
  border-radius: 10px;
  transition: opacity 0.4s var(--tg-ease);
}

.aa-task[data-state="hidden"] {
  opacity: 0;
}

.aa-task.is-changed {
  animation: aa-changed 1.4s ease-out;
}

.aa-task .tg-icon {
  width: 15px;
  height: 15px;
  margin-top: 1px;
}

.aa-task__text {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
  line-height: 1.25;
}

.aa-task__title {
  font-size: 0.84rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.aa-task__meta {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 15px;
  opacity: 0;
  transform: translateY(-3px);
  transition: opacity 0.35s ease, transform 0.35s var(--tg-ease);
}

.aa-task.is-linked .aa-task__meta {
  opacity: 1;
  transform: none;
}

.aa-task__level {
  height: 15px;
  min-width: 22px;
  padding: 0 5px;
  border-radius: 5px;
  font-size: 9.5px;
}

.aa-task__note {
  font-size: 0.72rem;
  color: var(--tg-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.aa-task__due {
  flex: none;
  padding: 0.15rem 0.45rem;
  border-radius: 6px;
  background: rgba(var(--tg-accent-rgb), 0.1);
  color: var(--tg-accent);
  font-size: 0.7rem;
  font-weight: 600;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.3s ease, transform 0.35s var(--tg-ease);
}

.aa-task.has-due .aa-task__due {
  opacity: 1;
  transform: none;
}

.aa-edge__line {
  fill: none;
  stroke: var(--tg-edge-base);
  stroke-width: 1.5;
  transition: stroke 0.3s ease;
}

.aa-edge.is-flowing .aa-edge__line {
  stroke: rgba(var(--tg-accent-rgb), 0.55);
  stroke-width: 2;
}

.aa-edge.is-flowing .tg-edge__head {
  opacity: 1;
}

.aa-swatch {
  flex: none;
  width: 14px;
  height: 9px;
  border: 1.75px solid rgba(var(--tg-accent-rgb), 0.55);
  border-right: none;
  border-radius: 6px 0 0 6px;
}

@keyframes aa-in {
  0% {
    opacity: 0;
    transform: translateY(6px);
  }
  100% {
    opacity: 1;
    transform: none;
  }
}

@keyframes aa-dot {
  0%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

@keyframes aa-caret {
  50% {
    opacity: 0;
  }
}

@keyframes aa-changed {
  0% {
    background: rgba(var(--tg-accent-rgb), 0.14);
  }
  100% {
    background: rgba(var(--tg-accent-rgb), 0);
  }
}

@media (max-width: 520px) {
  .aa .tg-header {
    flex-wrap: wrap;
    align-items: flex-start;
  }
}