/* Gemini morph blob — beside Talk to AI */
.gemini-btn {
  --gem-c1: #7c3aed;
  --gem-c2: #06b6d4;
  --gem-c3: #a855f7;
  --size: 44px;
  position: relative;
  width: var(--size);
  height: var(--size);
  flex-shrink: 0;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  isolation: isolate;
  outline: none;
  pointer-events: none;
}

.gemini-btn--cta {
  --size: 56px;
}

.gemini-btn--float {
  --size: 48px;
}

.gemini-btn__bg,
.gemini-btn__glow,
.gemini-btn__shine {
  position: absolute;
  inset: 0;
  transition:
    transform 650ms cubic-bezier(0.22, 1, 0.36, 1),
    border-radius 700ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 400ms ease,
    opacity 400ms ease,
    box-shadow 500ms ease;
  will-change: transform, border-radius, filter;
}

.gemini-btn__glow {
  inset: -10px;
  z-index: 0;
  filter: blur(14px);
  opacity: 0.55;
  background:
    radial-gradient(circle at 30% 30%, rgba(124, 58, 237, 0.45), transparent 45%),
    radial-gradient(circle at 70% 35%, rgba(6, 182, 212, 0.38), transparent 40%),
    radial-gradient(circle at 55% 70%, rgba(168, 85, 247, 0.34), transparent 45%);
  border-radius: 42% 58% 55% 45% / 44% 43% 57% 56%;
  animation: gem-glow-morph 4.2s ease-in-out infinite alternate;
}

.gemini-btn__bg {
  z-index: 1;
  background: linear-gradient(135deg, var(--gem-c1), var(--gem-c2), var(--gem-c3), var(--gem-c2));
  background-size: 220% 220%;
  border-radius: 28% 72% 44% 56% / 42% 38% 62% 58%;
  box-shadow:
    0 10px 24px rgba(124, 58, 237, 0.26),
    0 4px 10px rgba(6, 182, 212, 0.16),
    inset 0 1px 1px rgba(255, 255, 255, 0.28);
  animation:
    gem-gradient-move 6.5s ease infinite,
    gem-blob-morph 4.6s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite alternate,
    gem-floaty 3.2s ease-in-out infinite;
}

.gemini-btn__shine {
  z-index: 2;
  opacity: 0.58;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, 0.82), transparent 22%),
    linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, 0.24) 48%, transparent 72%);
  mix-blend-mode: screen;
  border-radius: inherit;
  animation:
    gem-blob-morph 4.6s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite alternate,
    gem-shimmer 2.8s linear infinite;
  pointer-events: none;
}

.gemini-btn__icon {
  position: relative;
  z-index: 3;
  color: #fff;
  font-size: calc(var(--size) * 0.4);
  line-height: 1;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.28);
  transition: transform 650ms cubic-bezier(0.22, 1, 0.36, 1), filter 300ms ease;
  animation: gem-icon-pulse 3s ease-in-out infinite;
}

.contact-ai-trigger:hover .gemini-btn__bg,
.contact-ai-trigger:focus-visible .gemini-btn__bg,
.home-ai-trigger:hover .gemini-btn__bg,
.home-ai-trigger:focus-visible .gemini-btn__bg,
.contact-ai-float:hover .gemini-btn__bg,
.contact-ai-float:focus-visible .gemini-btn__bg,
.gemini-btn:hover .gemini-btn__bg,
.gemini-btn:focus-visible .gemini-btn__bg {
  transform: scale(1.12) rotate(12deg);
  border-radius: 58% 42% 63% 37% / 31% 61% 39% 69%;
  filter: brightness(1.12) saturate(1.14);
  box-shadow:
    0 14px 32px rgba(124, 58, 237, 0.35),
    0 8px 18px rgba(6, 182, 212, 0.22),
    inset 0 1px 1px rgba(255, 255, 255, 0.35);
}

.contact-ai-trigger:hover .gemini-btn__glow,
.contact-ai-trigger:focus-visible .gemini-btn__glow,
.home-ai-trigger:hover .gemini-btn__glow,
.home-ai-trigger:focus-visible .gemini-btn__glow,
.contact-ai-float:hover .gemini-btn__glow,
.contact-ai-float:focus-visible .gemini-btn__glow,
.gemini-btn:hover .gemini-btn__glow,
.gemini-btn:focus-visible .gemini-btn__glow {
  transform: scale(1.18) rotate(-8deg);
  opacity: 0.8;
  border-radius: 61% 39% 46% 54% / 36% 55% 45% 64%;
}

.contact-ai-trigger:hover .gemini-btn__shine,
.contact-ai-trigger:focus-visible .gemini-btn__shine,
.home-ai-trigger:hover .gemini-btn__shine,
.home-ai-trigger:focus-visible .gemini-btn__shine,
.contact-ai-float:hover .gemini-btn__shine,
.contact-ai-float:focus-visible .gemini-btn__shine,
.gemini-btn:hover .gemini-btn__shine,
.gemini-btn:focus-visible .gemini-btn__shine {
  transform: scale(1.1) rotate(10deg);
  opacity: 0.72;
}

.contact-ai-trigger:hover .gemini-btn__icon,
.contact-ai-trigger:focus-visible .gemini-btn__icon,
.home-ai-trigger:hover .gemini-btn__icon,
.home-ai-trigger:focus-visible .gemini-btn__icon,
.contact-ai-float:hover .gemini-btn__icon,
.contact-ai-float:focus-visible .gemini-btn__icon,
.gemini-btn:hover .gemini-btn__icon,
.gemini-btn:focus-visible .gemini-btn__icon {
  transform: scale(1.12) rotate(-10deg);
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.28));
}

.contact-ai-trigger:active .gemini-btn__bg,
.home-ai-trigger:active .gemini-btn__bg,
.contact-ai-float:active .gemini-btn__bg,
.gemini-btn:active .gemini-btn__bg {
  transform: scale(0.96) rotate(4deg);
}

.contact-ai-trigger:active .gemini-btn__icon,
.home-ai-trigger:active .gemini-btn__icon,
.contact-ai-float:active .gemini-btn__icon,
.gemini-btn:active .gemini-btn__icon {
  transform: scale(0.98);
}

@keyframes gem-gradient-move {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes gem-blob-morph {
  0% { border-radius: 28% 72% 44% 56% / 42% 38% 62% 58%; }
  50% { border-radius: 55% 45% 38% 62% / 52% 30% 70% 48%; }
  100% { border-radius: 44% 56% 64% 36% / 35% 61% 39% 65%; }
}

@keyframes gem-glow-morph {
  0% {
    transform: scale(1) rotate(0deg);
    border-radius: 42% 58% 55% 45% / 44% 43% 57% 56%;
  }
  100% {
    transform: scale(1.06) rotate(-6deg);
    border-radius: 58% 42% 40% 60% / 36% 57% 43% 64%;
  }
}

@keyframes gem-shimmer {
  0% { transform: translateX(-8%) rotate(0deg); }
  50% { transform: translateX(8%) rotate(4deg); }
  100% { transform: translateX(-8%) rotate(0deg); }
}

@keyframes gem-floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@keyframes gem-icon-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

body.is-scrolling .gemini-btn__glow,
body.is-scrolling .gemini-btn__bg,
body.is-scrolling .gemini-btn__shine,
body.is-scrolling .gemini-btn__icon {
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .gemini-btn__glow,
  .gemini-btn__bg,
  .gemini-btn__shine,
  .gemini-btn__icon {
    animation: none;
  }
}