#appforce-chatbot {
  --af-primary: #0645d1;
  --af-primary-dark: #0335a5;
  --af-light-blue: #1594f4;
  --af-text: #44516b;
  --af-dark: #0b1733;
  --af-border: #dce6f4;
  --af-surface: #f5f8fd;
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 360px;
  max-width: calc(100% - 40px);
  font-family: "Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.35s ease;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 12px;
}

#appforce-chatbot.rtc-ready {
  opacity: 1;
}

.rtc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--af-primary-dark) 0%, var(--af-primary) 55%, var(--af-light-blue) 100%);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 64px;
  height: 64px;
  padding: 0 16px;
  font-weight: 700;
  box-shadow: 0 14px 32px rgba(6, 69, 209, 0.22);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, width 0.22s ease, border-radius 0.22s ease;
  overflow: hidden;
  position: relative;
}

.rtc-toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(6, 69, 209, 0.30);
}

.rtc-toggle:focus {
  outline: 3px solid rgba(21, 148, 244, 0.38);
  outline-offset: 4px;
}

.rtc-toggle-dot {
  width: 28px;
  height: 28px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Icona chat SVG inline */
.rtc-toggle-dot::before {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z'/%3E%3Ccircle cx='8' cy='10' r='1.5'/%3E%3Ccircle cx='12' cy='10' r='1.5'/%3E%3Ccircle cx='16' cy='10' r='1.5'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* Icona X quando la chat è aperta */
.rtc-open .rtc-toggle-dot::before,
.rtc-collapsed .rtc-toggle:hover .rtc-toggle-dot::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z'/%3E%3Ccircle cx='8' cy='10' r='1.5'/%3E%3Ccircle cx='12' cy='10' r='1.5'/%3E%3Ccircle cx='16' cy='10' r='1.5'/%3E%3C/svg%3E");
}

.rtc-toggle-dot::after {
  display: none;
}

.rtc-toggle-label {
  font-size: 14px;
  letter-spacing: 0.2px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.rtc-toggle:hover .rtc-toggle-label,
.rtc-toggle:focus .rtc-toggle-label,
.rtc-open .rtc-toggle .rtc-toggle-label {
  opacity: 1;
  transform: translateX(0);
}

.rtc-toggle:hover,
.rtc-toggle:focus,
.rtc-open .rtc-toggle {
  width: 172px;
  border-radius: 999px;
  animation: none;
}

.rtc-toggle:not(:focus):not(:hover):not(.rtc-open) {
  animation: rtc-pulse 2s infinite;
}

.rtc-chat-window {
  margin-top: 0;
  border: 1px solid var(--af-border);
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 18px 46px rgba(11, 23, 51, 0.18);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.32s ease, transform 0.32s ease, visibility 0.32s;
}

.rtc-open .rtc-chat-window {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
  pointer-events: auto;
}

.rtc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: linear-gradient(135deg, var(--af-primary-dark) 0%, var(--af-primary) 58%, var(--af-light-blue) 100%);
  color: #fff;
}

.rtc-header-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.rtc-title {
  font-weight: 700;
  letter-spacing: 0.3px;
}

.rtc-status {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.78);
}

.rtc-close {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.24);
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}

.rtc-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.rtc-messages {
  max-height: 400px;
  overflow-y: auto;
  padding: 14px;
  margin-bottom: 0;
  background: linear-gradient(180deg, #ffffff 0%, var(--af-surface) 100%);
}

.rtc-message {
  padding: 8px 12px;
  margin-bottom: 10px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.5;
  word-wrap: break-word;
  box-shadow: 0 8px 20px rgba(11, 23, 51, 0.05);
  position: relative;
}

.rtc-message.rtc-user {
  background: linear-gradient(135deg, var(--af-primary-dark), var(--af-primary));
  color: #fff;
  margin-left: 40px;
  border: 1px solid var(--af-primary);
}

.rtc-message.rtc-bot {
  background: #ffffff;
  color: var(--af-text);
  margin-right: 40px;
  border: 1px solid var(--af-border);
}

.rtc-message-new {
  animation: rtc-pop 0.25s ease;
}

.rtc-typing {
  opacity: 0.7;
  font-style: italic;
}

.rtc-input-row {
  display: flex;
  gap: 10px;
  padding: 12px;
  border-top: 1px solid var(--af-border);
  background: #fff;
}

#rtc-input {
  flex: 1;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--af-border);
  font-size: 14px;
  background: var(--af-surface);
  color: var(--af-dark);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#rtc-input:focus {
  outline: none;
  border-color: var(--af-light-blue);
  box-shadow: 0 0 0 4px rgba(21, 148, 244, 0.12);
  background: #fff;
}

#rtc-send {
  padding: 10px 16px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, var(--af-primary-dark) 0%, var(--af-primary) 55%, var(--af-light-blue) 100%);
  color: #ffffff;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 700;
  letter-spacing: 0.2px;
  box-shadow: 0 10px 20px rgba(6, 69, 209, 0.22);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

#rtc-send:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(6, 69, 209, 0.30);
}

#rtc-send:disabled {
  background: #c9d3e4;
  box-shadow: none;
  cursor: not-allowed;
}

@keyframes rtc-pop {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes rtc-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(21, 148, 244, 0.35);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(21, 148, 244, 0.04);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(21, 148, 244, 0);
  }
}

@media (max-width: 480px) {
  #appforce-chatbot {
    width: auto;
    left: 10px;
    right: 10px;
    bottom: 10px;
  }

  .rtc-message.rtc-user,
  .rtc-message.rtc-bot {
    margin: 0 8px 10px;
  }
}