/* Keltar core: the felt avatar in its red mug, and the shared voice-call UI. */

.kav {
  --kav-h: 64px;
  --kav-ar: .8066;
  --kav-level: 0;
  --kav-mic: 0;
  --kav-pupil: 26%;
  position: relative;
  display: inline-block;
  width: calc(var(--kav-h) * var(--kav-ar) * 1.18);
  height: calc(var(--kav-h) * 1.07);
  line-height: 0;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.kav-nomug { height: var(--kav-h); width: calc(var(--kav-h) * var(--kav-ar)); }

.kav-float {
  position: absolute;
  inset: 0;
  transform-origin: 42% 90%;
  animation: kavBob 4.4s ease-in-out infinite;
}
.kav-reduced .kav-float { animation: none; }

.kav-body {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  width: calc(var(--kav-h) * var(--kav-ar));
  height: var(--kav-h);
  transform-origin: 50% 85%;
  will-change: transform;
}
.kav-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
  filter: drop-shadow(0 calc(var(--kav-h) * .02) calc(var(--kav-h) * .04) rgba(0, 0, 0, .28));
}
.kav-eye {
  position: absolute;
  border-radius: 50%;
  overflow: hidden;
  pointer-events: none;
}
.kav-pupil {
  position: absolute;
  left: 50%;
  top: 50%;
  width: var(--kav-pupil);
  aspect-ratio: 1 / 1;
  margin: calc(var(--kav-pupil) / -2) 0 0 calc(var(--kav-pupil) / -2);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #4b4136 0, #1c140e 46%, #0b0705 100%);
  box-shadow: 0 0 0 .5px rgba(30, 20, 12, .5);
  will-change: transform;
}
.kav-glint {
  position: absolute;
  left: 20%;
  top: 16%;
  width: 30%;
  height: 30%;
  border-radius: 50%;
  background: rgba(255, 255, 255, .5);
}
.kav-lid {
  position: absolute;
  inset: -6%;
  background: #2b9373 url(img/felt.webp) center / 300% auto;
  border-bottom: 1px solid rgba(20, 50, 40, .55);
  transform: translateY(-112%);
}
.kav-lid.kav-blink { animation: kavBlink .18s ease-in-out; }
.kav-lid.kav-blink2 { animation: kavBlink .16s ease-in-out 2; }

.kav-mug-back, .kav-mug-front {
  position: absolute;
  left: 0;
  top: calc(var(--kav-h) * .565);
  width: calc(var(--kav-h) * var(--kav-ar) * 1.173);
  height: calc(var(--kav-h) * var(--kav-ar) * .625);
  pointer-events: none;
}
.kav-mug-back { z-index: 2; }
.kav-mug-front { z-index: 4; filter: drop-shadow(0 calc(var(--kav-h) * .03) calc(var(--kav-h) * .04) rgba(0, 0, 0, .3)); }
.kav-mug-back svg, .kav-mug-front svg { width: 100%; height: 100%; display: block; overflow: visible; }
.kav-nomug .kav-mug-back, .kav-nomug .kav-mug-front { display: none; }

.kav-glow {
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 46%;
  width: calc(var(--kav-h) * 1.45);
  height: calc(var(--kav-h) * 1.45);
  margin: calc(var(--kav-h) * -.725) 0 0 calc(var(--kav-h) * -.725);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(120, 255, 214, .55) 0, rgba(120, 140, 255, .22) 38%, rgba(255, 60, 180, 0) 68%);
  opacity: calc(.22 + var(--kav-level) * .7 + var(--kav-mic) * .35);
  transform: scale(calc(.85 + var(--kav-level) * .35));
  pointer-events: none;
  transition: opacity .2s;
}
.kav-glyph {
  position: absolute;
  left: 42%;
  top: 44%;
  z-index: 1;
  font: 700 calc(var(--kav-h) * .13) / 1 Georgia, "Linux Libertine", "Times New Roman", serif;
  color: #14866d;
  text-shadow: 0 0 calc(var(--kav-h) * .05) rgba(120, 255, 214, .8);
  pointer-events: none;
  will-change: transform, opacity;
}
.kav-glyph:nth-child(3n) { color: #6b4ba1; text-shadow: 0 0 calc(var(--kav-h) * .05) rgba(200, 140, 255, .8); }
.kav-glyph:nth-child(4n) { color: #3366cc; text-shadow: 0 0 calc(var(--kav-h) * .05) rgba(120, 170, 255, .8); }
.kav-reduced .kav-glyph { display: none; }

.kav-hop { animation: kavHop .55s cubic-bezier(.3, 1.6, .5, 1) !important; }
.kav-mood-excited .kav-float { animation: kavExcited .5s ease-in-out 3, kavBob 4.4s ease-in-out 1.5s infinite; }
.kav-mood-thinking .kav-glow { animation: kavThink 1.6s ease-in-out infinite; }
.kav-mood-speaking .kav-float { animation-duration: 2.6s; }
.kav-mood-dizzy .kav-float { animation: kavDizzy 1.2s linear 2; }

@keyframes kavBob {
  0%, 100% { transform: translateY(0) rotate(-1.2deg); }
  50% { transform: translateY(-5%) rotate(1.4deg); }
}
@keyframes kavBlink {
  0% { transform: translateY(-112%); }
  45%, 55% { transform: translateY(0); }
  100% { transform: translateY(-112%); }
}
@keyframes kavHop {
  0% { transform: translateY(0) scale(1, 1); }
  25% { transform: translateY(2%) scale(1.06, .92); }
  55% { transform: translateY(-16%) scale(.95, 1.07); }
  80% { transform: translateY(1%) scale(1.04, .96); }
  100% { transform: translateY(0) scale(1, 1); }
}
@keyframes kavExcited {
  0%, 100% { transform: translateY(0) rotate(0); }
  30% { transform: translateY(-12%) rotate(-6deg); }
  65% { transform: translateY(-6%) rotate(6deg); }
}
@keyframes kavThink {
  0%, 100% { opacity: .25; transform: scale(.9); }
  50% { opacity: .65; transform: scale(1.08); }
}
@keyframes kavDizzy {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}

/* ------------------------------------------------------------ voice call UI (launcher panel and chat page) */

.kcall {
  --kc-ink: #eef2ff;
  --kc-dim: #9aa6c8;
  --kc-accent: #78ffd6;
  --kc-pink: #ff4fb3;
  position: relative;
  display: flex;
  flex-direction: column;
  color: var(--kc-ink);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
.kcall-stage {
  position: relative;
  height: 250px;
  overflow: hidden;
  border-radius: 10px;
  background: #050512;
  isolation: isolate;
}
.kcall-stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.kcall-stage .kav { position: absolute; left: 50%; top: 50%; transform: translate(-46%, -52%); z-index: 2; }
.kcall-rings { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.kcall-rings i {
  position: absolute;
  left: 50%;
  top: 56%;
  width: 120px;
  height: 120px;
  margin: -60px 0 0 -60px;
  border-radius: 50%;
  border: 1.5px solid rgba(120, 255, 214, .55);
  opacity: 0;
  transform: scale(calc(.8 + var(--kc-level, 0) * 2.2));
  transition: transform .08s linear, opacity .2s;
}
.kcall.is-live .kcall-rings i { opacity: calc(.15 + var(--kc-level, 0) * .8); }
.kcall-rings i:nth-child(2) { width: 170px; height: 170px; margin: -85px 0 0 -85px; border-color: rgba(255, 79, 179, .4); transition-delay: .05s; }
.kcall-rings i:nth-child(3) { width: 230px; height: 230px; margin: -115px 0 0 -115px; border-color: rgba(120, 140, 255, .35); transition-delay: .1s; }

.kcall-status {
  position: absolute;
  left: 10px;
  top: 10px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px 3px 7px;
  border-radius: 999px;
  background: rgba(5, 5, 20, .62);
  color: var(--kc-ink);
  font-size: 12px;
  letter-spacing: .02em;
  backdrop-filter: blur(4px);
}
.kcall-status b { width: 8px; height: 8px; border-radius: 50%; background: #9aa6c8; display: inline-block; }
.kcall.is-connecting .kcall-status b { background: #ffcf5a; animation: kcPulse 1s ease-in-out infinite; }
.kcall.is-live .kcall-status b { background: #ff4f6d; box-shadow: 0 0 8px #ff4f6d; animation: kcPulse 1.4s ease-in-out infinite; }
.kcall-timer { position: absolute; right: 10px; top: 10px; z-index: 3; font: 600 12px/1.6 ui-monospace, Menlo, Consolas, monospace; color: var(--kc-dim); }

.kcall-captions {
  position: relative;
  margin-top: 10px;
  min-height: 74px;
  max-height: 150px;
  overflow-y: auto;
  padding: 8px 12px;
  border-radius: 10px;
  background: #0b0d22;
  border: 1px solid #23284d;
  scroll-behavior: smooth;
}
.kcall-line { margin: 0 0 6px; }
.kcall-line.k { font: 16px/1.45 Georgia, "Linux Libertine", "Times New Roman", serif; color: #f4f1ff; }
.kcall-line.u { color: #9fb0d8; font-size: 13.5px; }
.kcall-line.u::before { content: "You: "; color: #6f7ca3; }
.kcall-line.partial { opacity: .65; }
.kcall-empty { color: #6f7ca3; font-size: 13px; }

.kcall-controls { display: flex; gap: 8px; margin-top: 10px; }
.kcall-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid #2c3366;
  border-radius: 8px;
  background: #141838;
  color: var(--kc-ink);
  font: 600 14px/1.2 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  cursor: pointer;
}
.kcall-btn:hover { background: #1d2250; }
.kcall-btn:focus-visible { outline: 2px solid var(--kc-accent); outline-offset: 2px; }
.kcall-btn svg { width: 17px; height: 17px; }
.kcall-btn.is-end { background: #b0213b; border-color: #d33c57; }
.kcall-btn.is-end:hover { background: #c92a46; }
.kcall-btn.is-primary { background: linear-gradient(135deg, #14866d, #3366cc 60%, #8a3bd1); border-color: transparent; }
.kcall-btn.is-on { background: #3a2a10; border-color: #c08a2c; }
.kcall-btn[hidden] { display: none; }
.kcall-note { margin-top: 8px; color: var(--kc-dim); font-size: 12px; }
.kcall-error { margin-top: 8px; color: #ffb3c0; font-size: 13px; }

@keyframes kcPulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

@media (prefers-reduced-motion: reduce) {
  .kcall-rings i { transition: none; }
}