/* YS: 각진 UI */
.ai-chat-panel,
.ai-chat-hint-bubble,
.ai-chat-panel__header-icon,
.ai-chat-message__bubble,
.ai-chat-session-list li,
.ai-chat-session-list__item,
.ai-chat-session-list__delete,
.ai-chat-panel__input textarea,
.ai-chat-panel__image-preview,
.ai-chat-panel__send,
.ai-chat-panel__image-remove,
.ai-chat-inventory-card,
.ai-chat-inventory-card__vendor,
.ai-chat-inventory-card__btn,
.ai-chat-inventory-card__facility-select,
.ai-chat-message__image,
.ai-chat-message__markdown code,
.ai-chat-message__markdown pre {
  border-radius: 0;
}

/* AI Chat ? header icon */
#header .hdt-link .util > ul > li.chatbot > a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.2rem;
  height: 1.2rem;
  overflow: visible;
}

#header .hdt-link .util > ul > li.chatbot > a:hover {
  transform: none;
}

#header .hdt-link .util > ul > li.chatbot > a:before {
  content: none;
  display: none;
}

#header .hdt-link .util > ul > li.chatbot {
  position: relative;
  overflow: visible;
}

#header .hdt-link .util > ul > li.chatbot > a:hover .util-icon {
  animation: icon-chat-pop 0.45s ease-in-out;
  -webkit-animation: icon-chat-pop 0.45s ease-in-out;
  -moz-animation: icon-chat-pop 0.45s ease-in-out;
}

@keyframes icon-chat-pop {
  0%, 100% {
    transform: translateY(0) scale(1);
    -webkit-transform: translateY(0) scale(1);
    -moz-transform: translateY(0) scale(1);
  }
  40% {
    transform: translateY(-2px) scale(1.12);
    -webkit-transform: translateY(-2px) scale(1.12);
    -moz-transform: translateY(-2px) scale(1.12);
  }
  70% {
    transform: translateY(0) scale(1.04);
    -webkit-transform: translateY(0) scale(1.04);
    -moz-transform: translateY(0) scale(1.04);
  }
}
/* AI Chat Panel */
.ai-chat-hint-bubble {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  width: max-content;
  max-width: 14rem;
  box-sizing: border-box;
  padding: 0.35rem 0.75rem;
  background: var(--color-white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  z-index: 999;
  pointer-events: none;
  max-width: 14rem;
}

.ai-chat-hint-bubble::before {
  content: "";
  position: absolute;
  top: -0.45rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 0.38rem solid transparent;
  border-right: 0.38rem solid transparent;
  border-bottom: 0.45rem solid var(--color-secondary-200);
}

.ai-chat-hint-bubble::after {
  content: "";
  position: absolute;
  top: -0.36rem;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 0.3rem solid transparent;
  border-right: 0.3rem solid transparent;
  border-bottom: 0.36rem solid var(--color-white);
}

.ai-chat-hint-bubble__text {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-secondary-700);
  white-space: nowrap;
  animation: ai-chat-hint-in 0.5s ease-out;
}

.ai-chat-hint-bubble--notice {
  width: max-content;
  min-width: 12rem;
  max-width: 16rem;
  border-color: var(--color-primary);
  background: var(--color-secondary-100);
}

.ai-chat-hint-bubble--notice .ai-chat-hint-bubble__text {
  white-space: normal;
  word-break: keep-all;
  overflow-wrap: break-word;
  font-weight: 600;
  color: var(--color-primary);
}

@keyframes ai-chat-hint-in {
  from {
    opacity: 0;
    transform: translateY(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ai-chat-panel {
  position: fixed;
  top: 4.5rem;
  right: 2rem;
  width: 22rem;
  max-width: calc(100vw - 2rem);
  height: 32rem;
  max-height: calc(100vh - 6rem);
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
  z-index: 999;
  overflow: hidden;
  will-change: opacity;
}

.ai-chat-panel[aria-hidden="true"] {
  pointer-events: none;
}

.ai-chat-panel__header-wrap {
  position: relative;
  flex-shrink: 0;
  z-index: 10;
}

.ai-chat-panel__header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-gray-200);
  background: linear-gradient(135deg, var(--color-surface-100) 0%, #E8EDF2 100%);
}

.ai-chat-panel__header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-chat-panel__header-info {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.ai-chat-panel__header-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--color-secondary-700);
  color: var(--color-white);
  flex-shrink: 0;
}

.ai-chat-panel__header-text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.ai-chat-panel__header strong {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.2;
}

.ai-chat-panel__header-toolbar {
  display: flex;
  align-items: stretch;
  gap: 0.4rem;
}

.ai-chat-panel__action-btn {
  flex: 1;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  min-width: 0;
  padding: 0 0.5rem !important;
}

.ai-chat-panel__action-btn--active {
  border-color: var(--color-secondary-200) !important;
  background: var(--color-secondary-100, #E8F0F5) !important;
  color: var(--color-secondary-700) !important;
}

.ai-chat-panel__status {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--color-gray-600);
}

.ai-chat-panel__status-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: #1a8a3e;
  flex-shrink: 0;
}

.ai-chat-panel__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--color-gray-700);
}

.ai-chat-session-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 10;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  box-shadow: 0 4px 12px var(--color-overlay-10);
  max-height: 14rem;
  overflow-y: auto;
}

.ai-chat-session-list {
  padding: 0.5rem 0.75rem;
}

.ai-chat-session-list__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.ai-chat-session-list__label {
  flex-shrink: 0;
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.ai-chat-session-list__notice {
  font-size: 0.62rem;
  font-weight: 400;
  color: var(--color-gray-500);
  text-align: right;
  line-height: 1.3;
}

.ai-chat-session-list__empty {
  margin: 0;
  padding: 0.75rem 0;
  font-size: 0.72rem;
  color: var(--color-gray-500);
  text-align: center;
}

.ai-chat-session-list ul {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-chat-session-list li {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  transition: background 0.15s;
}

.ai-chat-session-list li:hover {
  background: var(--color-gray-100);
}

.ai-chat-session-list li.active {
  background: var(--color-secondary-100, #E8F0F5);
}

.ai-chat-session-list__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  padding: 0.35rem 0.45rem;
  border: none;
  background: transparent;
  text-align: left;
  cursor: pointer;
  min-width: 0;
}

.ai-chat-session-list__title {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-gray-800);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

.ai-chat-session-list__date {
  font-size: 0.62rem;
  color: var(--color-gray-500);
}

.ai-chat-session-list__delete {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--color-gray-400);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s, background 0.15s;
}

.ai-chat-session-list li:hover .ai-chat-session-list__delete {
  opacity: 1;
}

.ai-chat-session-list__delete:hover {
  color: #D22544;
  background: rgba(210, 37, 68, 0.08);
}

.ai-chat-panel__messages {
  position: relative;
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ai-chat-panel__error {
  font-size: 0.75rem;
  color: #D22544;
  text-align: center;
  padding: 1rem 0;
}

.ai-chat-message {
  display: flex;
  align-items: flex-end;
  gap: 0.4rem;
}

.ai-chat-message--user {
  justify-content: flex-end;
}

.ai-chat-message--assistant {
  justify-content: flex-start;
}

.ai-chat-message__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 50%;
  background: var(--color-secondary-700);
  color: var(--color-white);
  flex-shrink: 0;
}

.ai-chat-message__bubble {
  max-width: 85%;
  padding: 0.55rem 0.8rem;
  font-size: 0.78rem;
  line-height: 1.45;
  word-break: break-word;
}

.ai-chat-message--user .ai-chat-message__bubble {
  background: var(--color-secondary-700);
  color: var(--color-white);
}

.ai-chat-message--assistant .ai-chat-message__bubble {
  background: var(--color-gray-150);
  color: var(--color-gray-900);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.ai-chat-message__bubble--typing {
  padding: 0.65rem 0.9rem;
}

.ai-chat-message__text {
  margin: 0;
  white-space: pre-wrap;
}

.ai-chat-message__markdown {
  margin: 0;
}

.ai-chat-message__markdown > *:first-child {
  margin-top: 0;
}

.ai-chat-message__markdown > *:last-child {
  margin-bottom: 0;
}

.ai-chat-message__markdown p {
  margin: 0 0 0.5rem;
  white-space: pre-wrap;
}

.ai-chat-message__markdown p:last-child {
  margin-bottom: 0;
}

.ai-chat-message__markdown h1,
.ai-chat-message__markdown h2,
.ai-chat-message__markdown h3,
.ai-chat-message__markdown h4 {
  margin: 0.6rem 0 0.35rem;
  font-weight: 600;
  line-height: 1.35;
}

.ai-chat-message__markdown h1 { font-size: 1rem; }
.ai-chat-message__markdown h2 { font-size: 0.92rem; }
.ai-chat-message__markdown h3 { font-size: 0.85rem; }
.ai-chat-message__markdown h4 { font-size: 0.8rem; }

.ai-chat-message__markdown ul,
.ai-chat-message__markdown ol {
  margin: 0.35rem 0;
  padding-left: 1.2rem;
}

.ai-chat-message__markdown li {
  margin: 0.15rem 0;
}

.ai-chat-message__markdown code {
  padding: 0.1rem 0.3rem;
  background: rgba(0, 0, 0, 0.07);
  font-size: 0.85em;
  font-family: 'Consolas', 'Monaco', monospace;
}

.ai-chat-message--user .ai-chat-message__markdown code {
  background: rgba(255, 255, 255, 0.2);
}

.ai-chat-message__markdown pre {
  margin: 0.4rem 0;
  padding: 0.5rem 0.65rem;
  background: rgba(0, 0, 0, 0.06);
  overflow-x: auto;
}

.ai-chat-message__markdown pre code {
  padding: 0;
  background: transparent;
  font-size: 0.75rem;
}

.ai-chat-message__markdown blockquote {
  margin: 0.4rem 0;
  padding: 0.3rem 0.6rem;
  border-left: 3px solid var(--color-gray-300);
  color: var(--color-gray-600);
}

.ai-chat-message__markdown a {
  color: var(--color-primary, #1a73e8);
  text-decoration: underline;
}

.ai-chat-message--user .ai-chat-message__markdown a {
  color: #B8D4F0;
}

.ai-chat-message__markdown table {
  width: 100%;
  margin: 0.4rem 0;
  border-collapse: collapse;
  font-size: 0.72rem;
}

.ai-chat-message__markdown th,
.ai-chat-message__markdown td {
  padding: 0.3rem 0.45rem;
  border: 1px solid var(--color-gray-300);
  text-align: left;
}

.ai-chat-message__markdown th {
  background: var(--color-gray-100);
  font-weight: 600;
}

.ai-chat-message__markdown hr {
  margin: 0.5rem 0;
  border: none;
  border-top: 1px solid var(--color-gray-300);
}

.ai-chat-typing {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  height: 0.5rem;
}

.ai-chat-typing span {
  display: block;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--color-gray-500);
  animation: ai-chat-dot-bounce 1.2s infinite;
}

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

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

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

.ai-chat-panel__input {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid var(--color-gray-200);
}

.ai-chat-panel__input textarea {
  flex: 1;
  resize: none;
  padding: 0.5rem;
  border: 1px solid var(--color-gray-300);
  font-size: 0.78rem;
  font-family: inherit;
  height: 3.6rem;
  min-height: 3.6rem;
  box-sizing: border-box;
}

.ai-chat-panel__send {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.6rem;
  height: 3.6rem;
  padding: 0;
  border: none;
  background: var(--color-secondary-700);
  color: var(--color-white);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.ai-chat-panel__send:hover:not(:disabled) {
  background: var(--color-secondary-800, #2a4a6b);
}

.ai-chat-panel__send:active:not(:disabled) {
  transform: scale(0.95);
}

.ai-chat-panel__send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.ai-chat-panel__overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(239, 242, 244, 0.92);
  backdrop-filter: blur(2px);
  pointer-events: auto;
}

.ai-chat-panel__overlay-content {
  text-align: center;
  padding: 1.5rem;
  max-width: 16rem;
}

.ai-chat-panel__overlay-content strong {
  display: block;
  font-size: 0.9rem;
  color: var(--color-gray-900);
  margin-bottom: 0.5rem;
}

.ai-chat-panel__overlay-content p {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--color-gray-600);
}

.ai-chat-panel__overlay-content button {
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--color-gray-300);
  border-radius: 0.35rem;
  background: var(--color-white);
  font-size: 0.75rem;
  cursor: pointer;
}

.ai-chat-panel__overlay-content button:hover {
  background: var(--color-gray-150);
}

.ai-chat-panel__header-wrap,
.ai-chat-panel__header,
.ai-chat-panel__close {
  position: relative;
  z-index: 6;
}

/* ???? ????? ???? (??? ??? ?? ???? */
.ai-chat-panel__image-preview {
  position: relative;
  display: inline-flex;
  align-items: flex-start;
  margin: 0 0.5rem 0.4rem;
  border: 1px solid var(--color-gray-300);
  overflow: hidden;
  max-width: 120px;
}

.ai-chat-panel__image-preview img {
  display: block;
  width: 120px;
  height: 80px;
  object-fit: cover;
}

.ai-chat-panel__image-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  border: none;
  cursor: pointer;
  color: var(--color-white);
  padding: 0;
  line-height: 1;
}

.ai-chat-panel__image-remove:hover {
  background: rgba(0, 0, 0, 0.8);
}

/* ???? input ???????? (?? textarea + ?? ??) ???? */
.ai-chat-panel__input-row {
  display: flex;
  align-items: stretch;
  gap: 0.4rem;
}

/* ???? ???????? ???????????? */
.ai-chat-panel--drag-over {
  outline: 2px dashed var(--color-primary, #1a73e8);
  outline-offset: -4px;
}

.ai-chat-panel__drag-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 115, 232, 0.08);
  font-size: 0.85rem;
  color: var(--color-primary, #1a73e8);
  font-weight: 500;
  pointer-events: none;
  z-index: 10;
}

/* ???? ??? ??????? ????????? */
.ai-chat-message__image {
  display: block;
  max-width: 180px;
  max-height: 120px;
  object-fit: cover;
  margin-bottom: 0.4rem;
  border: 1px solid var(--color-gray-200);
}

/* ???? ?????? ??? ??? ?? ???? */
.ai-chat-inventory-card {
  margin: 0.5rem 0.75rem;
  padding: 0.75rem 0.875rem;
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-left: 3px solid var(--color-primary, #1a73e8);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.07);
  font-size: 0.78rem;
}

.ai-chat-inventory-card__header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
}

.ai-chat-inventory-card__header strong {
  font-size: 0.82rem;
  color: var(--color-gray-800);
}

.ai-chat-inventory-card__icon {
  font-size: 0.9rem;
}

.ai-chat-inventory-card__vendor {
  margin-left: auto;
  font-size: 0.72rem;
  color: var(--color-gray-500);
  background: var(--color-gray-100);
  padding: 0.1rem 0.45rem;
}

.ai-chat-inventory-card__info {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.75rem;
  row-gap: 0.25rem;
  margin: 0 0 0.7rem;
}

.ai-chat-inventory-card__info dt {
  color: var(--color-gray-500);
  font-weight: 500;
  white-space: nowrap;
}

.ai-chat-inventory-card__info dd {
  margin: 0;
  color: var(--color-gray-800);
}

.ai-chat-inventory-card__confidence {
  font-weight: 600;
}

.ai-chat-inventory-card__confidence--high {
  color: #1a8a3e;
}

.ai-chat-inventory-card__confidence--medium {
  color: #b45309;
}

.ai-chat-inventory-card__confidence--low {
  color: #D22544;
}

.ai-chat-inventory-card__actions {
  display: flex;
  gap: 0.5rem;
}

.ai-chat-inventory-card__btn {
  flex: 1;
  padding: 0.4rem 0;
  font-size: 0.78rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s;
}

.ai-chat-inventory-card__btn--primary {
  background: var(--color-primary, #1a73e8);
  color: var(--color-white);
  border-color: var(--color-primary, #1a73e8);
}

.ai-chat-inventory-card__btn--primary:hover:not(:disabled) {
  background: #1558c0;
}

.ai-chat-inventory-card__btn--secondary {
  background: var(--color-white);
  color: var(--color-gray-700);
  border-color: var(--color-gray-300);
}

.ai-chat-inventory-card__btn--secondary:hover:not(:disabled) {
  background: var(--color-gray-100);
}

.ai-chat-inventory-card__btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.ai-chat-inventory-card__error {
  color: #D22544;
  font-size: 0.72rem;
  margin: 0 0 0.5rem;
}

.ai-chat-inventory-card__success {
  color: #1a8a3e;
  font-size: 0.78rem;
  font-weight: 500;
  text-align: center;
  padding: 0.3rem 0;
}

.ai-chat-inventory-card__facility {
  margin-bottom: 0.7rem;
}

.ai-chat-inventory-card__facility-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-gray-600);
  margin-bottom: 0.3rem;
}

.ai-chat-inventory-card__required {
  color: #D22544;
}

.ai-chat-inventory-card__facility-select {
  width: 100%;
  padding: 0.35rem 0.5rem;
  font-size: 0.78rem;
  border: 1px solid var(--color-gray-300);
  background: var(--color-white);
  color: var(--color-gray-800);
}

.ai-chat-inventory-card__facility-select:focus {
  outline: none;
  border-color: var(--color-primary, #1a73e8);
}

.ai-chat-inventory-card__facility-loading {
  font-size: 0.72rem;
  color: var(--color-gray-500);
  margin: 0;
}