.fob-live-chat {
  --fob-primary: #5A5EB9;
  --fob-primary-hover: #4a4ea0;
  --fob-primary-light: rgba(90, 94, 185, 0.1);
  --fob-bg: #ffffff;
  --fob-bg-secondary: #f7f8fc;
  --fob-text: #1a1a2e;
  --fob-text-secondary: #6b7280;
  --fob-border: #e5e7eb;
  --fob-visitor-bg: var(--fob-primary);
  --fob-visitor-text: #ffffff;
  --fob-admin-bg: #f0f2f5;
  --fob-admin-text: #1a1a2e;
  --fob-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
  --fob-radius: 16px;
  --fob-radius-sm: 8px;
  --fob-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --fob-offset-x: 20px;
  --fob-offset-y: 20px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
.fob-live-chat *, .fob-live-chat *::before, .fob-live-chat *::after {
  box-sizing: border-box;
}

.fob-position-bottom_right .fob-chat-button, .fob-position-right .fob-chat-button {
  right: var(--fob-offset-x);
  bottom: var(--fob-offset-y);
  left: auto;
  top: auto;
}
.fob-position-bottom_right .fob-chat-window, .fob-position-right .fob-chat-window {
  right: var(--fob-offset-x);
  bottom: calc(var(--fob-offset-y) + 76px);
  left: auto;
  top: auto;
  transform-origin: bottom right;
}

.fob-position-bottom_left .fob-chat-button, .fob-position-left .fob-chat-button {
  left: var(--fob-offset-x);
  bottom: var(--fob-offset-y);
  right: auto;
  top: auto;
}
.fob-position-bottom_left .fob-chat-window, .fob-position-left .fob-chat-window {
  left: var(--fob-offset-x);
  bottom: calc(var(--fob-offset-y) + 76px);
  right: auto;
  top: auto;
  transform-origin: bottom left;
}

.fob-position-center_right .fob-chat-button {
  right: var(--fob-offset-x);
  top: 50%;
  transform: translateY(-50%);
  left: auto;
  bottom: auto;
}
.fob-position-center_right .fob-chat-button:hover {
  transform: translateY(-50%) scale(1.08);
}
.fob-position-center_right .fob-chat-button:active {
  transform: translateY(-50%) scale(0.95);
}
.fob-position-center_right .fob-chat-window {
  right: var(--fob-offset-x);
  top: 50%;
  transform: translateY(-50%);
  left: auto;
  bottom: auto;
  transform-origin: center right;
}
.fob-position-center_right .fob-chat-window[data-status=open] {
  transform: translateY(-50%) scale(1);
}

.fob-position-center_left .fob-chat-button {
  left: var(--fob-offset-x);
  top: 50%;
  transform: translateY(-50%);
  right: auto;
  bottom: auto;
}
.fob-position-center_left .fob-chat-button:hover {
  transform: translateY(-50%) scale(1.08);
}
.fob-position-center_left .fob-chat-button:active {
  transform: translateY(-50%) scale(0.95);
}
.fob-position-center_left .fob-chat-window {
  left: var(--fob-offset-x);
  top: 50%;
  transform: translateY(-50%);
  right: auto;
  bottom: auto;
  transform-origin: center left;
}
.fob-position-center_left .fob-chat-window[data-status=open] {
  transform: translateY(-50%) scale(1);
}

@media (max-width: 480px) {
  .fob-hidden-on-mobile {
    display: none !important;
  }
}

.fob-chat-button {
  position: fixed;
  bottom: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--fob-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  box-shadow: var(--fob-shadow);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--fob-transition), background var(--fob-transition), box-shadow var(--fob-transition);
  outline: none;
}
.fob-chat-button:hover {
  transform: scale(1.08);
  background: var(--fob-primary-hover);
  box-shadow: 0 12px 48px rgba(90, 94, 185, 0.4);
}
.fob-chat-button:active {
  transform: scale(0.95);
}
.fob-chat-button[data-active=true] {
  background: var(--fob-primary-hover);
}
.fob-chat-button svg {
  width: 26px;
  height: 26px;
  transition: transform var(--fob-transition);
}

.fob-chat-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  min-width: 22px;
  height: 22px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  border: 2px solid #fff;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.fob-chat-window {
  position: fixed;
  bottom: 100px;
  width: 380px;
  max-width: calc(100vw - 48px);
  height: 520px;
  max-height: calc(100vh - 140px);
  background: var(--fob-bg);
  border-radius: var(--fob-radius);
  box-shadow: var(--fob-shadow);
  display: flex;
  flex-direction: column;
  z-index: 999998;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transform-origin: bottom right;
  transition: all var(--fob-transition);
}
.fob-chat-window[data-status=open] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.fob-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--fob-primary);
  color: #fff;
  flex-shrink: 0;
}

.fob-chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fob-chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.fob-chat-avatar svg {
  width: 20px;
  height: 20px;
}

.fob-chat-header-text {
  display: flex;
  flex-direction: column;
}

.fob-chat-title {
  font-weight: 600;
  font-size: 15px;
}

.fob-chat-status {
  font-size: 12px;
  opacity: 0.9;
}
.fob-chat-status::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--fob-status-color, #22c55e);
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.fob-chat-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--fob-transition);
}
.fob-chat-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.fob-chat-start {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--fob-bg-secondary);
}

.fob-chat-start-content {
  text-align: center;
  width: 100%;
  max-width: 280px;
}

.fob-chat-start-icon {
  color: var(--fob-primary);
  margin-bottom: 16px;
}
.fob-chat-start-icon svg {
  opacity: 0.8;
}

.fob-chat-start-text {
  color: var(--fob-text);
  margin-bottom: 20px;
  font-size: 15px;
}

.fob-chat-start-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fob-form-group {
  width: 100%;
}

.fob-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--fob-border);
  border-radius: var(--fob-radius-sm);
  font-size: 14px;
  background: var(--fob-bg);
  color: var(--fob-text);
  transition: border-color var(--fob-transition), box-shadow var(--fob-transition);
  outline: none;
}
.fob-input::-moz-placeholder {
  color: var(--fob-text-secondary);
}
.fob-input::placeholder {
  color: var(--fob-text-secondary);
}
.fob-input:focus {
  border-color: var(--fob-primary);
  box-shadow: 0 0 0 3px var(--fob-primary-light);
}

.fob-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--fob-radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--fob-transition);
  outline: none;
}

.fob-btn-primary {
  width: 100%;
  background: var(--fob-primary);
  color: #fff;
}
.fob-btn-primary:hover:not(:disabled) {
  background: var(--fob-primary-hover);
  transform: translateY(-1px);
}
.fob-btn-primary:active:not(:disabled) {
  transform: translateY(0);
}
.fob-btn-primary:disabled, .fob-btn-primary.fob-loading {
  opacity: 0.7;
  cursor: not-allowed;
}

.fob-chat-body {
  flex: 1;
  overflow: hidden;
  background: var(--fob-bg-secondary);
}

.fob-chat-messages {
  height: 100%;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.fob-chat-messages::-webkit-scrollbar {
  width: 6px;
}
.fob-chat-messages::-webkit-scrollbar-track {
  background: transparent;
}
.fob-chat-messages::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 3px;
}
.fob-chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.2);
}

.fob-msg {
  max-width: 85%;
  animation: fobMsgFadeIn 0.3s ease;
}

@keyframes fobMsgFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fob-msg-visitor {
  align-self: flex-end;
}
.fob-msg-visitor .fob-msg-content {
  background: var(--fob-visitor-bg);
  color: var(--fob-visitor-text);
  border-radius: 18px 18px 4px 18px;
}

.fob-msg-admin {
  align-self: flex-start;
}
.fob-msg-admin .fob-msg-content {
  background: var(--fob-admin-bg);
  color: var(--fob-admin-text);
  border-radius: 18px 18px 18px 4px;
}

.fob-msg-sender {
  font-size: 12px;
  color: var(--fob-text-secondary);
  margin-bottom: 4px;
  padding-left: 4px;
}

.fob-msg-content {
  padding: 10px 16px;
  font-size: 14px;
  line-height: 1.5;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.fob-chat-footer {
  padding: 12px 16px;
  background: var(--fob-bg);
  border-top: 1px solid var(--fob-border);
  flex-shrink: 0;
}

.fob-chat-send-form {
  display: flex;
  align-items: center;
  gap: 10px;
}
.fob-chat-send-form .fob-input {
  flex: 1;
  border-radius: 20px;
  padding: 10px 18px;
}

.fob-btn-send {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--fob-primary);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--fob-transition);
}
.fob-btn-send:hover {
  background: var(--fob-primary-hover);
  transform: scale(1.05);
}
.fob-btn-send:active {
  transform: scale(0.95);
}
.fob-btn-send svg {
  width: 20px;
  height: 20px;
}

.fob-chat-powered {
  padding: 8px 16px;
  text-align: center;
  font-size: 11px;
  color: var(--fob-text-secondary);
  background: var(--fob-bg);
  border-top: 1px solid var(--fob-border);
  flex-shrink: 0;
}
.fob-chat-powered a {
  color: var(--fob-primary);
  text-decoration: none;
}
.fob-chat-powered a:hover {
  text-decoration: underline;
}

.fob-toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 20px;
  border-radius: var(--fob-radius-sm);
  font-size: 14px;
  z-index: 1000000;
  animation: fobToastFadeIn 0.3s ease;
}

.fob-toast-error {
  background: #ef4444;
  color: #fff;
}

@keyframes fobToastFadeIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}
@media (max-width: 480px) {
  .fob-chat-button {
    width: 56px;
    height: 56px;
  }
  .fob-position-bottom_right .fob-chat-button,
  .fob-position-right .fob-chat-button {
    right: var(--fob-offset-x);
    bottom: var(--fob-offset-y);
    left: auto;
    top: auto;
  }
  .fob-position-bottom_left .fob-chat-button,
  .fob-position-left .fob-chat-button {
    left: var(--fob-offset-x);
    bottom: var(--fob-offset-y);
    right: auto;
    top: auto;
  }
  .fob-position-center_right .fob-chat-button {
    right: var(--fob-offset-x);
    bottom: var(--fob-offset-y);
    left: auto;
    top: auto;
    transform: none;
  }
  .fob-position-center_right .fob-chat-button:hover, .fob-position-center_right .fob-chat-button:active {
    transform: scale(1.08);
  }
  .fob-position-center_right .fob-chat-button:active {
    transform: scale(0.95);
  }
  .fob-position-center_left .fob-chat-button {
    left: var(--fob-offset-x);
    bottom: var(--fob-offset-y);
    right: auto;
    top: auto;
    transform: none;
  }
  .fob-position-center_left .fob-chat-button:hover, .fob-position-center_left .fob-chat-button:active {
    transform: scale(1.08);
  }
  .fob-position-center_left .fob-chat-button:active {
    transform: scale(0.95);
  }
  .fob-chat-window {
    right: 12px !important;
    left: 12px !important;
    bottom: 88px !important;
    top: auto !important;
    width: calc(100vw - 24px);
    max-width: none;
    height: calc(100vh - 120px);
    max-height: calc(100vh - 120px);
    transform: translateY(20px) scale(0.95) !important;
  }
  .fob-chat-window[data-status=open] {
    transform: translateY(0) scale(1) !important;
  }
  .fob-chat-header {
    padding: 14px 16px;
  }
  .fob-chat-start {
    padding: 20px;
  }
  .fob-chat-footer {
    padding: 10px 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .fob-live-chat {
    --fob-transition: 0s;
  }
  .fob-msg {
    animation: none;
  }
  .fob-toast {
    animation: none;
  }
}