body {
  font-family: 'Montserrat', sans-serif;
  background: #181c28;
  margin: 0;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  height: 100dvh;
}

/* Animated background canvas is always full screen */
.call-anim-bg {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}
#anim-canvas {
  width: 100vw;
  height: 100dvh;
  display: block;
}

.center-ui {
  z-index: 2;
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.start-btn {
  background: linear-gradient(90deg, #4e54c8 0%, #8f94fb 100%);
  color: #fff;
  font-size: 1.25em;
  border: none;
  border-radius: 32px;
  padding: 18px 34px;
  cursor: pointer;
  font-weight: 700;
  box-shadow: 0 4px 18px #4e54c855;
  transition: background 0.25s, transform 0.13s;
  outline: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  pointer-events: auto;
  min-width: 170px;
  margin-bottom: 26px;
}
.start-btn:active {
  background: linear-gradient(-90deg,#4e54c8 0%,#8f94fb 100%);
  transform: scale(0.99);
}
.mic-icon {
  width: 28px;
  height: 28px;
  display: inline-block;
  background: url('https://img.icons8.com/ios-filled/50/ffffff/microphone.png') no-repeat center/contain;
  margin-top: -2px;
}

.listening-indicator {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: center;
  font-size: 1.15em;
  height: 38px;
  color: #8f94fb;
  font-weight: 600;
  background: rgba(70,72,125,0.32);
  border-radius: 14px;
  padding: 5px 18px;
  pointer-events: none;
  box-shadow: 0 2px 10px #4e54c822;
}

.hidden {
  display: none;
}
.pulse {
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4e54c8 0, #8f94fb 100%);
  opacity: 0.74;
  animation: pulse 1.12s infinite cubic-bezier(.4,0,.6,1);
  box-shadow: 0 0 10px #8f94fbcc, 0 0 2px #fff4;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.74;}
  33% { transform: scale(1.3); opacity: 1;}
  66% { transform: scale(1.1); opacity: 0.93;}
  100% { transform: scale(1); opacity: 0.74;}
}

/* Hide scrollbar everywhere */
::-webkit-scrollbar {width: 0;}
::-webkit-input-placeholder {color: #ccc;}
html, body {
  height: 100%;
}