/* ИТВИК-бот — аватар на базе fa-robot (лого сайта) */

.itvik-bot {
  --itvik-bot-size: 4.5rem;
  --itvik-bot-accent: var(--color-accent, #76b900);
  --itvik-bot-glow: color-mix(in srgb, var(--itvik-bot-accent) 22%, transparent);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
}

.itvik-bot--row {
  flex-direction: row;
  text-align: left;
  align-items: flex-start;
  gap: var(--space-4);
}

.itvik-bot--compact {
  --itvik-bot-size: 3.25rem;
  gap: var(--space-2);
}

.itvik-bot__avatar {
  flex-shrink: 0;
  width: var(--itvik-bot-size);
  height: var(--itvik-bot-size);
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--itvik-bot-accent) 45%, var(--color-border-default, #2a2a2a));
  background:
    radial-gradient(circle at 35% 30%, var(--itvik-bot-glow), transparent 55%),
    linear-gradient(145deg, color-mix(in srgb, var(--color-bg-surface, #111) 70%, #000), var(--color-bg-surface, #111));
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 8px 24px rgba(0, 0, 0, 0.35);
  color: var(--itvik-bot-accent);
  font-size: calc(var(--itvik-bot-size) * 0.46);
  animation: itvikBotFloat 4.5s ease-in-out infinite;
}

.itvik-bot__bubble {
  position: relative;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  max-width: 28ch;
  border-radius: calc(var(--radius-md) + 2px);
  border: 1px solid color-mix(in srgb, var(--itvik-bot-accent) 30%, var(--color-border-default, #2a2a2a));
  background: color-mix(in srgb, var(--color-bg-surface, #111) 88%, transparent);
  color: var(--color-text-primary);
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 600;
  line-height: 1.45;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.itvik-bot--row .itvik-bot__bubble {
  margin-top: calc(var(--itvik-bot-size) * 0.08);
  max-width: none;
  flex: 1;
}

.itvik-bot--compact .itvik-bot__bubble {
  font-size: 14px;
  font-weight: 600;
  padding: var(--space-2) var(--space-3);
  max-width: none;
}

.itvik-bot__bubble::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  background: inherit;
  border: inherit;
  border-right: none;
  border-bottom: none;
}

.itvik-bot:not(.itvik-bot--row) .itvik-bot__bubble::before {
  top: -7px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
}

.itvik-bot--row .itvik-bot__bubble::before {
  left: -7px;
  top: 1.1rem;
  transform: rotate(-45deg);
}

.itvik-bot__bubble-sub {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82em;
  font-weight: 400;
  color: var(--color-text-secondary);
}

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

@media (prefers-reduced-motion: reduce) {
  .itvik-bot__avatar {
    animation: none;
  }
}

@media (max-width: 520px) {
  .itvik-bot--row {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .itvik-bot--row .itvik-bot__bubble::before {
    top: -7px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
  }
}