/* ============================================
   UNIPLAN SOFTWARE — Chatbot Widget v2
   ============================================ */

/* --- FAB con label --- */
.chatbot-fab-wrap {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 10px;
}

.chatbot-fab-label {
  background: var(--color-core);
  color: #FFFFFF;
  padding: 8px 16px;
  border-radius: 10px 10px 0 10px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(27, 73, 101, 0.25);
  animation: fab-label-in 0.5s ease 1s both;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.chatbot-fab-label--hidden {
  opacity: 0;
  transform: translateX(10px);
  pointer-events: none;
}

@keyframes fab-label-in {
  from { opacity: 0; transform: translateX(10px); }
  to { opacity: 1; transform: translateX(0); }
}

.chatbot-fab {
  width: 60px;
  height: 60px;
  border: none;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-core) 0%, var(--color-core-accent) 100%);
  color: #FFFFFF;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(27, 73, 101, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  flex-shrink: 0;
}

.chatbot-fab:hover {
  transform: scale(1.06);
  box-shadow: 0 8px 28px rgba(27, 73, 101, 0.45);
}

.chatbot-fab:active {
  transform: scale(0.96);
}

.chatbot-fab svg {
  width: 26px;
  height: 26px;
  position: absolute;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.chatbot-fab__icon-close {
  opacity: 0;
  transform: rotate(-90deg);
}

.chatbot-fab-wrap--open .chatbot-fab__icon-chat {
  opacity: 0;
  transform: rotate(90deg);
}

.chatbot-fab-wrap--open .chatbot-fab__icon-close {
  opacity: 1;
  transform: rotate(0);
}

.chatbot-fab-wrap--open .chatbot-fab-label {
  display: none;
}

/* --- Finestra chat --- */
.chatbot-window {
  position: fixed;
  bottom: 96px;
  right: 24px;
  z-index: 899;
  width: 400px;
  max-width: calc(100vw - 32px);
  height: 580px;
  max-height: calc(100vh - 120px);
  background: var(--color-bg);
  border-radius: 20px;
  border: 1px solid var(--color-border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.chatbot-window--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* --- Header --- */
.chatbot-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: linear-gradient(135deg, var(--color-core) 0%, #0c1a2a 100%);
  color: #FFFFFF;
  flex-shrink: 0;
}

.chatbot-header__logo {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.chatbot-header__logo-u {
  color: var(--color-intel);
}

.chatbot-header__logo-s {
  color: var(--color-intel);
}

.chatbot-header__info {
  flex: 1;
  min-width: 0;
}

.chatbot-header__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1.2;
}

.chatbot-header__status {
  font-size: 0.6875rem;
  opacity: 0.6;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chatbot-header__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5DC270;
  display: inline-block;
}

.chatbot-header__reset,
.chatbot-header__close {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #FFFFFF;
  cursor: pointer;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  transition: opacity 0.15s, background 0.15s;
  flex-shrink: 0;
}

.chatbot-header__reset:hover,
.chatbot-header__close:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.15);
}

/* --- Area messaggi --- */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chatbot-messages::-webkit-scrollbar {
  width: 4px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

/* --- Bolla messaggio --- */
.chatbot-msg {
  max-width: 88%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.8125rem;
  line-height: 1.55;
  word-wrap: break-word;
}

.chatbot-msg a {
  color: var(--color-core);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
}

.chatbot-msg--bot {
  align-self: flex-start;
  background: var(--color-bg-alt);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}

.chatbot-msg--user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-core) 0%, var(--color-core-accent) 100%);
  color: #FFFFFF;
  border-bottom-right-radius: 4px;
}

.chatbot-msg--user a {
  color: #FFFFFF;
}

/* --- Welcome --- */
.chatbot-welcome {
  text-align: center;
  padding: 4px 0 8px;
}

.chatbot-welcome__icon {
  font-size: 1.75rem;
  margin-bottom: 6px;
}

.chatbot-welcome strong {
  font-size: 0.875rem;
}

.chatbot-welcome small {
  display: none;
}

/* --- Selezione modalità --- */
.chatbot-mode-select {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 10px;
}

.chatbot-mode-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, background 0.15s, transform 0.15s;
}

.chatbot-mode-btn:hover {
  border-color: var(--color-core);
  background: var(--color-core-bg);
  transform: translateX(3px);
}

.chatbot-mode-btn__icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.chatbot-mode-btn strong {
  font-size: 0.8125rem;
}

.chatbot-mode-btn small {
  font-size: 0.6875rem;
  color: var(--color-text-secondary);
  font-weight: 400;
}

/* --- Quick questions bar --- */
.chatbot-quick {
  display: none;
  gap: 6px;
  padding: 8px 14px;
  overflow-x: auto;
  flex-shrink: 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
  -webkit-overflow-scrolling: touch;
}

.chatbot-quick::-webkit-scrollbar {
  height: 0;
}

.chatbot-quick__btn {
  flex-shrink: 0;
  padding: 6px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-core);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.chatbot-quick__btn:hover {
  background: var(--color-core);
  border-color: var(--color-core);
  color: #FFFFFF;
}

/* --- Indicatore typing --- */
.chatbot-typing {
  display: none;
  align-self: flex-start;
  padding: 10px 14px;
  background: var(--color-bg-alt);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
}

.chatbot-typing--visible {
  display: flex;
}

.chatbot-typing__dots {
  display: flex;
  align-items: center;
  gap: 4px;
}

.chatbot-typing__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-secondary);
  opacity: 0.4;
  animation: chatbot-bounce 1.2s infinite;
}

.chatbot-typing__dot:nth-child(2) { animation-delay: 0.15s; }
.chatbot-typing__dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes chatbot-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* --- Input area --- */
.chatbot-input {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
  background: var(--color-bg);
}

.chatbot-input__field {
  flex: 1;
  padding: 10px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--color-text);
  background: var(--color-bg);
  outline: none;
  transition: border-color 0.15s;
}

.chatbot-input__field:focus {
  border-color: var(--color-core);
}

.chatbot-input__field::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.5;
}

.chatbot-input__field:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chatbot-input__send {
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-core) 0%, var(--color-core-accent) 100%);
  color: #FFFFFF;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: opacity 0.15s, transform 0.15s;
}

.chatbot-input__send:hover {
  transform: scale(1.05);
}

.chatbot-input__send:active {
  transform: scale(0.95);
}

.chatbot-input__send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chatbot-input__send svg {
  width: 18px;
  height: 18px;
}

/* --- Footer branding --- */
.chatbot-footer {
  padding: 6px 14px;
  text-align: center;
  font-size: 0.625rem;
  color: var(--color-text-secondary);
  opacity: 0.6;
  background: var(--color-bg);
  flex-shrink: 0;
}

.chatbot-footer a {
  color: var(--color-core);
  text-decoration: underline;
}

/* --- Mobile --- */
@media (max-width: 480px) {
  .chatbot-window {
    bottom: 0;
    right: 0;
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    border: none;
  }

  .chatbot-fab-wrap {
    bottom: 16px;
    right: 16px;
  }

  .chatbot-fab-label {
    display: none;
  }
}