:root {
  --max-width: 800px;
  --border-radius: 30px;
  --transition-speed: 0.2s;
  --input-width: calc(100% - 40px);
  --input-min-height: 100px;
}

.input-area {
  position: fixed;
  cursor: text;
  display: flex;
  flex-direction: column;
  left: 50%;
  transform: translateX(-50%);
  bottom: 20px;
  width: var(--input-width);
  max-width: var(--max-width);
  height: auto;
  max-height: 90vh;
  background-color: #ffffff;
  border-radius: var(--border-radius);
  box-shadow: 0 0 18px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 0;
  z-index: 2;
  transition:
    bottom var(--transition-speed) ease,
    transform var(--transition-speed) ease;
}

.input-area textarea {
  width: 100%;
  padding: 0.75rem 1.5rem 0 1.5rem;
  background-color: transparent;
  border: none;
  border-radius: 30px 30px 0px 0px;
  font-size: 1rem;
  line-height: 1.5;
  outline: none;
  resize: none;
  overflow-y: auto;
  box-sizing: border-box;
}


body:not(.chat-active) .input-area {
  top: 40%;
  bottom: auto;
  transform: translateX(-50%);
}
.input-content {
  display: flex;
  flex-direction: column;
  width: 100%;
}