.ai-assistant {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 10000;
  font-family: Arial, sans-serif;
}

.ai-assistant,
.ai-assistant * {
  box-sizing: border-box;
}

.ai-assistant__button {
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 50%;
  background: #477EEC;
  color: #fff;
  box-shadow: 0 10px 28px rgba(37, 52, 91, 0.28);
  cursor: pointer;
  font-weight: 700;
  position: relative;
  overflow: hidden;
}

.ai-assistant__button::before,
.ai-assistant__button::after {
  content: '';
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.76) rotate(0deg);
  transition: opacity 320ms ease, transform 420ms ease;
  pointer-events: none;
}

.ai-assistant__button::before {
  background:
    radial-gradient(circle at 28% 28%, rgba(255, 255, 255, 0.96) 0 10%, transparent 24%),
    radial-gradient(circle at 70% 34%, rgba(125, 232, 255, 0.95) 0 12%, transparent 32%),
    radial-gradient(circle at 35% 74%, rgba(148, 127, 255, 0.9) 0 15%, transparent 36%),
    radial-gradient(circle at 72% 72%, rgba(43, 255, 198, 0.85) 0 12%, transparent 34%),
    conic-gradient(from 20deg, #ffffff, #69d9ff, #7f6fff, #38ffc0, #ffffff);
  filter: blur(2px) saturate(1.24);
}

.ai-assistant__button::after {
  inset: 13px;
  background: radial-gradient(circle, rgba(255,255,255,0.98) 0 12%, rgba(255,255,255,0.26) 28%, transparent 60%);
  filter: blur(4px);
}

.ai-assistant_thinking .ai-assistant__button::before {
  opacity: 1;
  transform: scale(1.08) rotate(360deg);
  animation: aiAssistantIridescence 1.45s ease-in-out infinite alternate;
}

.ai-assistant_thinking .ai-assistant__button::after {
  opacity: 0.82;
  transform: scale(1.18) rotate(-24deg);
  animation: aiAssistantCorePulse 920ms ease-in-out infinite alternate;
}

.ai-assistant__icon {
  display: block;
  width: 46px;
  height: 46px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  transition: opacity 260ms ease, transform 340ms ease, filter 340ms ease;
}

.ai-assistant__icon_manager {
  position: absolute;
  inset: 5px;
  opacity: 0;
  transform: scale(0.72) rotate(-8deg);
}

.ai-assistant_manager .ai-assistant__icon_robot {
  opacity: 0;
  transform: scale(0.72) rotate(8deg);
}

.ai-assistant_manager .ai-assistant__icon_manager {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.ai-assistant_thinking .ai-assistant__icon {
  opacity: 0;
  transform: scale(0.72) rotate(14deg);
  filter: blur(6px);
}

@keyframes aiAssistantIridescence {
  0% {
    border-radius: 46% 54% 48% 52%;
    filter: blur(2px) saturate(1.18) hue-rotate(0deg);
  }

  50% {
    border-radius: 58% 42% 54% 46%;
    filter: blur(3px) saturate(1.38) hue-rotate(18deg);
  }

  100% {
    border-radius: 42% 58% 44% 56%;
    filter: blur(2px) saturate(1.26) hue-rotate(-16deg);
  }
}

@keyframes aiAssistantCorePulse {
  0% {
    opacity: 0.38;
    transform: scale(0.86);
  }

  100% {
    opacity: 0.92;
    transform: scale(1.2);
  }
}

.ai-assistant__panel {
  position: absolute;
  right: 0;
  bottom: 68px;
  display: none;
  width: 360px;
  max-width: calc(100vw - 32px);
  height: 470px;
  max-height: calc(100vh - 110px);
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(37, 52, 91, 0.28);
  overflow: hidden;
  transform-origin: 100% 100%;
}

.ai-assistant_open .ai-assistant__panel {
  display: flex;
  flex-direction: column;
  animation: aiAssistantPanelIn 260ms cubic-bezier(0.18, 0.89, 0.32, 1.18) both;
}

@keyframes aiAssistantPanelIn {
  0% {
    opacity: 0;
    transform: translateY(12px);
  }

  65% {
    opacity: 1;
    transform: translateY(-2px);
  }

  100% {
    opacity: 1;
    transform: none;
  }
}

.ai-assistant__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px;
  background: #25345B;
  color: #fff;
}

.ai-assistant__title {
  font-size: 16px;
  font-weight: 700;
}

.ai-assistant__subtitle {
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.86;
}

.ai-assistant__close {
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.ai-assistant__messages {
  flex: 1;
  padding: 14px;
  overflow: auto;
  background: #f5f7fb;
}

.ai-assistant__message {
  max-width: 86%;
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.4;
}

.ai-assistant__message_bot {
  background: #fff;
  color: #25345B;
}

.ai-assistant__message_bot a {
  color: #477EEC;
  text-decoration: underline;
  word-break: break-word;
}

.ai-assistant__message-label {
  margin-bottom: 4px;
  font-size: 12px;
  font-weight: 700;
  color: #26724d;
}

.ai-assistant__message_manager {
  position: relative;
  max-width: 88%;
  padding-left: 14px;
  border: 1px solid #bfe8d2;
  background: #e9f8f0;
  color: #25345B;
}

.ai-assistant__message_manager:before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 4px;
  border-radius: 8px;
  background: #24a365;
}

.ai-assistant__message_system {
  max-width: 100%;
  margin: 8px auto 12px;
  padding: 8px 10px;
  background: #eef3fb;
  color: #66728a;
  text-align: center;
  font-size: 12px;
  font-weight: 700;
}

.ai-assistant__message_user {
  margin-left: auto;
  background: #477EEC;
  color: #fff;
}

.ai-assistant__suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 12px 0;
  border-top: 1px solid #e3e7ef;
  background: #fff;
}

.ai-assistant__suggestions[hidden] {
  display: none;
}

.ai-assistant__suggestion {
  max-width: 100%;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid #c9dcff;
  border-radius: 8px;
  background: #f5f8ff;
  color: #477EEC;
  cursor: pointer;
  font-size: 12px;
  line-height: 1.25;
  text-align: left;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.ai-assistant__suggestion:hover,
.ai-assistant__suggestion:focus {
  border-color: #477EEC;
  background: #477EEC;
  color: #fff;
  outline: none;
}

.ai-assistant__form {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 0;
  background: #fff;
}

.ai-assistant__input {
  min-width: 0;
  flex: 1;
  height: 40px;
  padding: 0 12px;
  border: 1px solid #d5dbe8;
  border-radius: 8px;
  font-size: 14px;
}

.ai-assistant__send {
  height: 40px;
  padding: 0 16px;
  border: 0;
  border-radius: 8px;
  background: #477EEC;
  color: #fff;
  cursor: pointer;
  font-weight: 700;
}

@media (max-width: 640px) {
  .ai-assistant {
    right: 16px;
    bottom: 78px;
  }

  .ai-assistant__panel {
    right: -4px;
    bottom: 68px;
    width: calc(100vw - 24px);
  }
}