/* Section-aware portfolio guide and cat companion. Keep this a lightweight optional layer. */
#ai-guide {
  position: fixed;
  z-index: 80;
  top: 64vh;
  left: calc(100vw - 82px);
  width: 68px;
  height: 68px;
  pointer-events: none;
  transition: top .32s cubic-bezier(.2,.75,.2,1), left .32s cubic-bezier(.2,.75,.2,1), opacity .16s ease;
}
#ai-guide-trigger {
  appearance: none;
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 2px;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 55%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 72%);
  cursor: pointer;
  pointer-events: auto;
  filter: drop-shadow(0 5px 8px rgba(10, 24, 45, .20));
  -webkit-tap-highlight-color: transparent;
}
#ai-guide-trigger img { display: block; width: 100%; height: 100%; object-fit: contain; }
#ai-guide-trigger:hover { transform: translateY(-2px) scale(1.025); }
#ai-guide-trigger:active { transform: scale(.96); }
#ai-guide-trigger:focus-visible,
#ai-guide-ask:focus-visible,
#ai-guide-dismiss:focus-visible,
.ai-header-voice:focus-visible,
.ai-header-close:focus-visible,
.ai-mic-btn:focus-visible,
.ai-send:focus-visible,
.ai-chip:focus-visible,
.ai-explore:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 80%, white);
  outline-offset: 3px;
}

#ai-guide-bubble {
  position: absolute;
  right: -3px;
  bottom: calc(100% + 10px);
  width: min(260px, calc(100vw - 92px));
  padding: 12px 13px 11px;
  border: 1px solid color-mix(in srgb, var(--line) 76%, var(--accent) 24%);
  border-radius: 18px 18px 8px 18px;
  color: var(--text);
  background: color-mix(in srgb, var(--card) 94%, var(--accent) 6%);
  box-shadow: 0 14px 34px rgba(8, 20, 42, .18), inset 0 1px 0 var(--glass-hl);
  backdrop-filter: blur(10px) saturate(135%);
  -webkit-backdrop-filter: blur(10px) saturate(135%);
  opacity: 0;
  transform: translateY(5px);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}
#ai-guide[data-side="left"] #ai-guide-bubble { right: auto; left: -3px; border-radius: 18px 18px 18px 8px; }
#ai-guide-bubble[hidden] { display: none !important; }
#ai-guide-bubble.ai-guide-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.ai-guide-bubble-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.ai-guide-label { color: var(--accent); font: 700 9px/1.2 'IBM Plex Mono', monospace; letter-spacing: .12em; text-transform: uppercase; }
#ai-guide-dismiss {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--text);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  font: 18px/1 sans-serif;
  cursor: pointer;
}
#ai-guide-copy { margin: 7px 0 10px; color: var(--text); font-size: 12px; line-height: 1.48; }
#ai-guide-ask {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  gap: 5px;
  padding: 7px 10px;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, var(--line));
  border-radius: 999px;
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 11%, var(--card));
  font-family: inherit;
  font-size: 10.5px;
  font-weight: 650;
  line-height: 1.2;
  cursor: pointer;
  transition: background .16s ease, transform .16s ease;
}
#ai-guide-ask:hover { background: color-mix(in srgb, var(--accent) 20%, var(--card)); transform: translateY(-1px); }

/* Chat avatars now share the generated samurai-cat artwork. */
.ai-header-avatar { overflow: hidden; border: 1px solid color-mix(in srgb, var(--line) 70%, var(--accent) 30%); background: color-mix(in srgb, var(--accent) 9%, var(--card)) !important; box-shadow: none !important; }
.ai-header-avatar img { display: block; width: 100%; height: 100%; object-fit: cover; }
.ai-msg-bot .ai-msg-avatar,
.ai-typing .ai-msg-avatar { overflow: hidden; background: color-mix(in srgb, var(--accent) 10%, var(--card)) !important; color: var(--text); }
.ai-msg-bot .ai-msg-avatar img,
.ai-typing .ai-msg-avatar img { display: block; width: 100%; height: 100%; object-fit: cover; }
.ai-header-status::before { background: var(--text-dim) !important; box-shadow: none !important; }
.ai-messages { scroll-behavior: auto !important; }
.ai-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
}
body.ai-panel-lock #ai-guide { opacity: 0; pointer-events: none; }
html.ai-guide-ready #ai-orb,
html.ai-guide-ready #ai-nudge { display: none !important; visibility: hidden !important; pointer-events: none !important; }

@media (max-width: 720px) {
  #ai-guide { width: 54px; height: 54px; }
  #ai-guide-bubble { width: min(226px, calc(100vw - 78px)); padding: 10px 11px; }
  #ai-guide-copy { font-size: 11.5px; }
  .ai-header-avatar { width: 38px !important; height: 38px !important; }
  .ai-msg-avatar, .ai-typing .ai-msg-avatar { width: 30px !important; height: 30px !important; }
}
@media (max-width: 760px), (pointer: coarse) {
  html.performance-lite #ai-guide-trigger { filter: none; }
  html.performance-lite #ai-guide-bubble { backdrop-filter: none; -webkit-backdrop-filter: none; box-shadow: 0 9px 24px rgba(8,20,42,.15); }
}
@media (prefers-reduced-motion: reduce) {
  #ai-guide, #ai-guide-trigger, #ai-guide-bubble, #ai-guide-ask, .ai-panel, .ai-msg, .ai-chip, .ai-explore { transition: none !important; animation: none !important; }
  #ai-guide-trigger:hover, #ai-guide-trigger:active, #ai-guide-ask:hover, .ai-chip:hover, .ai-explore:hover { transform: none !important; }
}