:root {
  --chat-accent: var(--color-primary, #FF6200);
  --chat-accent-hover: var(--color-primary-dark, #E55800);
  --chat-accent-light: #fff4eb;
  --chat-text: var(--color-text, #212529);
  --chat-text-muted: var(--color-text-muted, #6C757D);
  --chat-border: var(--color-border, #DEE2E6);
  --chat-bg: var(--color-bg-white, #FFFFFF);
  --chat-bg-muted: var(--color-bg-light, #F8F9FA);
}

.chat-launcher {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: var(--chat-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md, 0 4px 20px rgba(33, 37, 41, 0.1));
  cursor: pointer;
  border: 2px solid var(--chat-accent);
  outline: none;
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
  z-index: 1000;
}

.chat-launcher:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg, 0 8px 40px rgba(255, 98, 0, 0.12));
  border-color: var(--chat-accent-hover);
}

.chat-launcher .icon {
  width: 28px;
  height: 28px;
  color: var(--chat-accent);
}

.chat-widget {
  position: fixed;
  bottom: 100px;
  right: 24px;
  width: 360px;
  max-width: calc(100vw - 32px);
  height: 480px;
  max-height: calc(100vh - 120px);
  background: var(--chat-bg);
  border-radius: 24px;
  box-shadow: var(--shadow-md, 0 4px 20px rgba(33, 37, 41, 0.1));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--chat-border);
  z-index: 1000;
  font-family: var(--font-family, 'Inter', sans-serif);
}

.chat-header {
  padding: 14px 16px;
  background: var(--chat-bg);
  border-bottom: 1px solid var(--chat-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--chat-text);
}

.chat-header-left {
  display: flex;
  gap: 10px;
  align-items: center;
}

.chat-avatar {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--chat-accent-light);
  border: 2px solid var(--chat-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--chat-accent);
}

.chat-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--chat-text);
}

.chat-subtitle {
  font-size: 11px;
  color: var(--chat-text-muted);
}

.chat-close {
  border: none;
  background: transparent;
  color: var(--chat-accent);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  transition: color 0.12s ease;
}

.chat-close:hover {
  color: var(--chat-accent-hover);
}

.chat-messages {
  flex: 1;
  padding: 14px 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  background: var(--chat-bg);
}

.chat-message {
  max-width: 80%;
  border-radius: 14px;
  padding: 8px 11px;
  font-size: 13px;
  line-height: 1.35;
  word-wrap: break-word;
  white-space: pre-wrap;
  color: var(--chat-text);
}

.chat-message.user {
  margin-left: auto;
  background: var(--chat-accent-light);
  border: 1px solid rgba(255, 98, 0, 0.25);
  border-bottom-right-radius: 4px;
}

.chat-message.bot {
  margin-right: auto;
  background: var(--chat-bg-muted);
  border: 1px solid var(--chat-border);
  border-bottom-left-radius: 4px;
}

.chat-footer {
  padding: 10px 10px 12px;
  border-top: 1px solid var(--chat-border);
  background: var(--chat-bg);
  display: flex;
  gap: 8px;
  align-items: center;
}

.chat-input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid var(--chat-border);
  padding: 7px 12px;
  background: var(--chat-bg);
  color: var(--chat-text);
  font-size: 13px;
  outline: none;
  transition: border-color 0.12s ease;
}

.chat-input:focus {
  border-color: var(--chat-accent);
}

.chat-input::placeholder {
  color: #adb5bd;
}

.chat-send {
  border-radius: 999px;
  border: 2px solid var(--chat-accent);
  padding: 7px 12px;
  background: var(--chat-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s ease, border-color 0.12s ease;
}

.chat-send:hover:not(:disabled) {
  background: var(--chat-accent-light);
  border-color: var(--chat-accent-hover);
}

.chat-send:disabled {
  opacity: 0.5;
  cursor: default;
}

.chat-send .icon {
  width: 18px;
  height: 18px;
  color: var(--chat-accent);
}

.chat-typing-indicator {
  display: inline-flex;
  gap: 2px;
}

.chat-dot {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: var(--chat-accent);
  animation: chat-blink 1s infinite ease-in-out;
}

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

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

@keyframes chat-blink {
  0%, 80%, 100% { opacity: 0.2; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-1px); }
}

@media (max-width: 576px) {
  .chat-widget {
    right: 12px;
    bottom: 88px;
    width: calc(100vw - 24px);
  }

  .chat-launcher {
    right: 12px;
    bottom: 16px;
  }
}