/* Animations and widgets for the chat thinking indicators. */
.chat-thinking-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  color: #0c4a6e;
  font-size: 0.75rem;
  letter-spacing: 0.01em;
  box-shadow: 0 6px 12px rgba(15, 23, 42, 0.08);
}

.chat-thinking-wheel {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 140px;
  height: 140px;
  border-radius: 999px;
  z-index: 6;
  display: grid;
  place-items: center;
  pointer-events: none;
  background: radial-gradient(
    circle at 30% 30%,
    color-mix(in srgb, var(--chat-bubble-bg) 70%, #ffffff 30%),
    color-mix(in srgb, var(--chat-bubble-bg) 90%, #0f172a 10%) 55%,
    color-mix(in srgb, var(--chat-bubble-bg) 80%, #0f172a 20%) 100%
  );
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.18);
  border: 1px solid var(--chat-border-color);
}

.chat-thinking-wheel .wheel-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--chat-border-color) 30%, transparent);
  border-top-color: color-mix(in srgb, var(--chat-border-color) 85%, transparent);
  border-right-color: color-mix(in srgb, var(--chat-border-color) 55%, transparent);
  animation: wheel-spin 1.2s linear infinite;
}

.chat-thinking-wheel .wheel-core {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 35% 35%,
    color-mix(in srgb, var(--chat-bubble-bg) 70%, #ffffff 30%) 0%,
    color-mix(in srgb, var(--chat-border-color) 55%, var(--chat-bubble-bg) 45%) 45%,
    color-mix(in srgb, var(--chat-border-color) 85%, #0f172a 15%) 100%
  );
  display: grid;
  place-items: center;
  gap: 0.2rem;
  padding: 0.25rem;
  text-align: center;
  color: var(--chat-text-color);
  font-size: 0.7rem;
  box-shadow:
    inset 0 8px 16px rgba(255, 255, 255, 0.45),
    inset 0 -10px 18px rgba(15, 23, 42, 0.35),
    0 0 18px color-mix(in srgb, var(--chat-border-color) 45%, transparent),
    0 0 36px color-mix(in srgb, var(--chat-border-color) 25%, transparent);
  animation: hal-pulse 1.6s ease-in-out infinite;
}

.chat-thinking-wheel .wheel-time {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 0.85rem;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.6), 0 0 8px rgba(15, 23, 42, 0.15);
}

@keyframes wheel-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes hal-pulse {
  0%,
  100% {
    transform: scale(1);
    filter: saturate(1);
  }
  50% {
    transform: scale(1.04);
    filter: saturate(1.15);
  }
}

.chat-thinking-pill .thinking-time {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.chat-thinking-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border-radius: var(--chat-radius);
  padding: 0.85rem 1rem;
  border: 1px solid var(--chat-border-color);
  background: var(--chat-panel-bg);
  color: var(--chat-input-text-color);
  font-size: var(--chat-font-size);
  align-self: stretch;
  margin-top: 0;
  z-index: 6;
  pointer-events: none;
  box-shadow: var(--chat-shadow);
  position: absolute;
}

.chat-thinking-status::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 4.4rem;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(15, 23, 42, 0.08) 100%
  );
  border-top-right-radius: var(--chat-radius);
  border-bottom-right-radius: var(--chat-radius);
  pointer-events: none;
  display: none;
}

.chat-thinking-status .thinking-time {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.chat-thinking-overlay {
  position: absolute;
  left: 0.8rem;
  top: 0.5rem;
  z-index: 3;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: thinking-float 2.8s ease-in-out infinite;
}

.chat-thinking-overlay .thinking-bubble {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem 0.6rem 3.1rem;
  border-radius: 999px;
  background: var(--chat-panel-bg);
  border: 1px solid var(--chat-border-color);
  color: var(--chat-text-color);
  font-size: 0.8rem;
  letter-spacing: 0.01em;
  box-shadow:
    0 14px 26px rgba(15, 23, 42, 0.12),
    inset 0 0 0 1px rgba(255, 255, 255, 0.7);
}

.chat-thinking-overlay .thinking-logo {
  position: absolute;
  top: 50%;
  left: 0.5rem;
  width: 1.7rem;
  height: 1.7rem;
  transform: translateY(-50%);
  border-radius: 10px;
  background: var(--chat-button-bg) url("../assets/aia-logo.gif") center/80% no-repeat;
  box-shadow: 0 8px 16px rgba(15, 23, 42, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.chat-thinking-overlay .thinking-bubble::after {
  content: "";
  position: absolute;
  inset: -6px -10px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.25), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.18), transparent 50%);
  filter: blur(8px);
  opacity: 0.9;
  z-index: -1;
}

.chat-thinking-overlay .thinking-time {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.chat-thinking-overlay .thinking-dots {
  display: inline-flex;
  gap: 0.2rem;
  margin-left: 0.2rem;
}

.chat-thinking-overlay .thinking-dots span {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 999px;
  background: var(--chat-border-color);
  opacity: 0.7;
  animation: thinking-pulse 1.2s ease-in-out infinite;
}

.chat-thinking-overlay .thinking-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.chat-thinking-overlay .thinking-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes thinking-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes thinking-pulse {
  0%,
  100% {
    transform: scale(0.9);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.15);
    opacity: 1;
  }
}

.chat-preview-message.thinking .bubble {
  border-style: dashed;
  background: #f8fafc;
}

.chat-preview-message.thinking .thinking-time {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}