/* ========================================================
   CHAT WIDGET - TRỢ LÝ HỒ SƠ JULIA
   ======================================================== */

/* Floating Launcher Button */
.chat-launcher-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background-color: var(--red-primary, #A84432);
  color: #FFFFFF;
  border: none;
  border-radius: 28px;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(168, 68, 50, 0.35);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s, background-color 0.2s, box-shadow 0.2s;
}

.chat-launcher-btn:hover {
  background-color: var(--red-hover, #8F3727);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(168, 68, 50, 0.45);
}

.chat-launcher-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Chat Window Modal */
.chat-widget-window {
  position: fixed;
  bottom: 84px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 32px);
  height: 520px;
  max-height: calc(100vh - 100px);
  background: #FFFFFF;
  border: 1px solid var(--border, #E2D9CC);
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(44, 38, 35, 0.16);
  z-index: 1000;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: chatFadeIn 0.25s ease-out;
}

.chat-widget-window.active {
  display: flex;
}

@keyframes chatFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Header */
.chat-header {
  background: var(--cream, #FAF7F2);
  border-bottom: 1px solid var(--border, #E2D9CC);
  padding: 14px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.chat-header-title {
  font-family: 'Fraunces', serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ink, #2C2623);
}

.chat-header-status {
  font-size: 0.76rem;
  color: var(--sage, #3D5A45);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 5px;
}

.chat-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--sage, #3D5A45);
}

.chat-close-btn {
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--ink-muted, #6B625B);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
  transition: color 0.2s;
}

.chat-close-btn:hover {
  color: var(--red-primary, #A84432);
}

/* Messages Body */
.chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #FFFFFF;
}

.chat-msg {
  max-width: 84%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.88rem;
  line-height: 1.55;
  word-break: break-word;
}

.chat-msg-ai {
  align-self: flex-start;
  background: var(--cream-card, #F4EFE6);
  color: var(--ink, #2C2623);
  border-bottom-left-radius: 4px;
  border: 1px solid var(--border, #E2D9CC);
}

.chat-msg-user {
  align-self: flex-end;
  background: var(--red-primary, #A84432);
  color: #FFFFFF;
  border-bottom-right-radius: 4px;
}

/* Quick Suggestions */
.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.chat-suggestion-chip {
  background: var(--cream, #FAF7F2);
  border: 1px solid var(--border, #E2D9CC);
  color: var(--ink-muted, #6B625B);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}

.chat-suggestion-chip:hover {
  border-color: var(--sage, #3D5A45);
  color: var(--sage, #3D5A45);
  background: #FFFFFF;
}

/* Typing Indicator */
.chat-typing {
  align-self: flex-start;
  background: var(--cream-card, #F4EFE6);
  border: 1px solid var(--border, #E2D9CC);
  padding: 8px 14px;
  border-radius: 12px;
  display: none;
  align-items: center;
  gap: 4px;
}

.chat-typing.active {
  display: flex;
}

.chat-dot {
  width: 6px;
  height: 6px;
  background: var(--ink-muted, #6B625B);
  border-radius: 50%;
  animation: chatBounce 1.2s infinite ease-in-out;
}

.chat-dot:nth-child(2) {
  animation-delay: 0.2s;
}

.chat-dot:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes chatBounce {
  0%, 80%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  40% {
    transform: translateY(-4px);
    opacity: 1;
  }
}

/* Footer / Input Area */
.chat-footer {
  border-top: 1px solid var(--border, #E2D9CC);
  background: var(--cream, #FAF7F2);
  padding: 10px 14px 8px;
}

.chat-input-form {
  display: flex;
  gap: 8px;
  align-items: center;
}

.chat-input {
  flex: 1;
  padding: 9px 12px;
  border: 1px solid var(--border, #E2D9CC);
  border-radius: var(--radius-sm, 8px);
  font-family: inherit;
  font-size: 0.88rem;
  background: #FFFFFF;
  color: var(--ink, #2C2623);
  outline: none;
  transition: border-color 0.2s;
}

.chat-input:focus {
  border-color: var(--red-primary, #A84432);
}

.chat-send-btn {
  background: var(--red-primary, #A84432);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-sm, 8px);
  padding: 9px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.chat-send-btn:hover {
  background: var(--red-hover, #8F3727);
}

.chat-send-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.chat-quota-note {
  font-size: 0.72rem;
  color: var(--ink-muted, #6B625B);
  text-align: center;
  margin-top: 6px;
}

/* Mobile responsive */
@media (max-width: 480px) {
  .chat-widget-window {
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    max-width: 100%;
    height: 82vh;
    border-radius: 16px 16px 0 0;
  }

  .chat-launcher-btn {
    bottom: 16px;
    right: 16px;
    padding: 10px 16px;
    font-size: 0.85rem;
  }
}