/* AI 챗봇 — ChatGPT 메인(채팅) 느낌 + Summet 사이드바 토큰 보조 */

/* 입력창은 뷰포트 하단 고정(--viewport-fixed). 대화는 .main-content 전체 스크롤 */
:root {
  /* JS 가 composer 실제 높이로 갱신 (없으면 기본값 사용) */
  --summet-chat-composer-clearance: 200px;
}
.main-content:has(.summet-chat-sticky-layout) {
  padding: 0 0 var(--summet-chat-composer-clearance, 200px) 0 !important;
  scroll-padding-bottom: var(--summet-chat-composer-clearance, 200px);
}

body.drawer-collapsed .main-content:has(.summet-chat-sticky-layout),
body.hide-sidebar .main-content:has(.summet-chat-sticky-layout) {
  padding-bottom: var(--summet-chat-composer-clearance, 200px) !important;
  scroll-padding-bottom: var(--summet-chat-composer-clearance, 200px);
}

/* 마지막 메시지가 fixed 입력창에 가려지지 않도록 메시지 컨테이너 자체에도 여유.
   composer 실측 높이 + 추가 여백(48px)을 그대로 padding-bottom 으로 사용. */
.summet-chat-history,
.summet-chat-body {
  padding-bottom: calc(var(--summet-chat-composer-clearance, 200px) + 48px) !important;
  scroll-padding-bottom: calc(var(--summet-chat-composer-clearance, 200px) + 48px);
}

.content-root:has(.summet-chat-sticky-layout) {
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.summet-chat-sticky-layout {
  min-height: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 48rem;
  margin: 0 auto;
  padding: 0 1rem;
  box-sizing: border-box;
}

.summet-chat-page {
  --summet-chat-font-scale: 1;
  --summet-chat-user-bg: #ececf1;
  --summet-chat-composer-bg: #ffffff;
  --summet-chat-composer-border: rgba(0, 0, 0, 0.1);
  --summet-chat-suggest-bg: #ffffff;
  /* clearance 는 :root 에서 JS 로 실측 갱신되므로 여기서 재정의하지 않음 */
  min-height: 0;
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

[data-theme="dark"] .summet-chat-page {
  --summet-chat-user-bg: #2f2f2f;
  --summet-chat-composer-bg: #404040;
  --summet-chat-composer-border: rgba(255, 255, 255, 0.12);
  --summet-chat-suggest-bg: #404040;
}

.summet-chat--toolbar-fade {
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* 히어로 — GPT 메인 타이포, 장식 최소 */
.summet-chat-hero {
  flex-shrink: 0;
  text-align: center;
  padding: 2rem 0.5rem 1.25rem;
}

.summet-chat-headline {
  font-family: "Plus Jakarta Sans", "Inter", ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(1.5rem, 4.5vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  margin: 0 0 0.5rem;
  color: var(--text-color);
  line-height: 1.15;
}

.summet-chat-sub {
  margin: 0 auto;
  max-width: 26rem;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-muted);
  font-weight: 400;
}

/* 카드형 박스 제거 — 페이지 배경과 이어짐 */
.summet-chat-shell {
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.summet-chat-toolbar-row {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 0 0.75rem;
  border-bottom: none;
  background: transparent;
}

.summet-chat-toolbar-row .summet-chat-model-wrap {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: flex-end;
  padding: 0;
  border: none;
}

/* 앱 좌측 네비(.sidebar-panel 272px)와 동일 — 대화 패널은 네비 바로 오른쪽에서 열림 */
.summet-chat-drawer-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 272px;
  z-index: 220;
  margin: 0;
  border: none;
  padding: 0;
  background: rgba(15, 23, 42, 0.4);
  cursor: pointer;
}

.summet-chat-drawer-backdrop[hidden],
.summet-chat-drawer[hidden] {
  display: none !important;
}

.summet-chat-drawer {
  position: fixed;
  top: 0;
  left: 272px;
  bottom: 0;
  width: min(300px, calc(100vw - 272px - 12px));
  z-index: 221;
  background: var(--surface-color);
  border-right: 1px solid var(--border-color);
  box-shadow: 8px 0 28px rgba(0, 0, 0, 0.12);
  box-sizing: border-box;
}

/* 네비 접힘·숨김 페이지: 패널은 화면 왼쪽부터 */
body.drawer-collapsed .summet-chat-drawer-backdrop,
body.hide-sidebar .summet-chat-drawer-backdrop {
  left: 0;
}

body.drawer-collapsed .summet-chat-drawer,
body.hide-sidebar .summet-chat-drawer {
  left: 0;
  width: min(300px, 92vw);
}

.summet-chat-drawer-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

.summet-chat-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 12px 10px;
  border-bottom: 1px solid var(--border-color);
}

.summet-chat-drawer-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-color);
}

.summet-chat-drawer-new {
  margin: 10px 12px 8px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--input-bg);
  color: var(--text-color);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.summet-chat-drawer-new:hover {
  background: var(--sidebar-hover);
}

.summet-chat-drawer-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 4px 8px 16px;
  -webkit-overflow-scrolling: touch;
}

.summet-chat-drawer-item {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  margin-bottom: 6px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: var(--input-bg);
  color: var(--text-color);
  cursor: pointer;
  box-sizing: border-box;
}

.summet-chat-drawer-item:hover {
  border-color: var(--border-color);
}

.summet-chat-drawer-item--active {
  border-color: var(--primary-color);
  background: rgba(14, 165, 233, 0.08);
}

.summet-chat-drawer-item-title {
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.summet-chat-drawer-item-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.summet-chat-model-wrap .chatbot-model-toolbar {
  margin-bottom: 0 !important;
}

.summet-chat-model-wrap .custom-model-select {
  max-width: 220px !important;
}

.summet-chat-model-wrap .model-select-trigger {
  border-radius: 999px !important;
  border: 1px solid var(--border-color) !important;
  background: var(--surface-color) !important;
  padding: 6px 12px !important;
  font-size: 13px !important;
}

.summet-chat-model-wrap .model-select-panel {
  border-radius: 12px !important;
}

.summet-chat-model-wrap .model-option {
  font-size: 14px !important;
}

.summet-chat-attach-row {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 6px 0 4px;
  min-height: 0;
}

.summet-chat-attach-row[hidden] {
  display: none !important;
}

.summet-chat-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  background: var(--summet-chat-user-bg);
  color: var(--text-color);
  border: 1px solid var(--summet-chat-composer-border);
  max-width: 100%;
}

.summet-chat-chip__name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 200px;
}

.summet-chat-chip__remove {
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 2px;
  line-height: 1;
  color: var(--text-muted);
  border-radius: 6px;
}

.summet-chat-chip__remove:hover {
  color: var(--text-color);
}

.summet-chat-chip--loading {
  opacity: 0.8;
  pointer-events: none;
}

.summet-chat-body {
  min-height: 0;
  display: flex;
  flex-direction: column;
  position: relative;
}

.summet-chat-history {
  min-height: 0;
  padding: 8px 0 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.summet-msg {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  max-width: 100%;
}

.summet-msg--user {
  flex-direction: row-reverse;
}

.summet-msg__avatar {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  object-fit: contain;
  flex-shrink: 0;
  margin-top: 2px;
}

.summet-msg--user .summet-msg__avatar {
  display: none;
}

.summet-msg__bubble {
  max-width: min(100%, 100%);
  padding: 10px 14px;
  border-radius: 1.25rem;
  line-height: 1.55;
  word-break: break-word;
}

.summet-msg--bot .summet-msg__bubble {
  background: transparent;
  border: none;
  padding: 8px 12px 8px 4px;
  color: var(--text-color);
  font-size: calc(0.9375rem * var(--summet-chat-font-scale, 1));
}

.summet-msg--bot.streaming .summet-msg__bubble {
  white-space: pre-wrap;
}

/* 사용자 말풍선 — GPT 스타일 연한 캡슐 */
.summet-msg--user .summet-msg__bubble {
  background: var(--summet-chat-user-bg);
  color: var(--text-color);
  border: none;
  box-shadow: none;
  border-bottom-right-radius: 0.35rem;
}

/* 사용자 말풍선: 이미지 + 텍스트 스택 (GPT 스타일 미리보기) */
.summet-msg__bubble--user-rich {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px 10px 10px;
  max-width: min(100%, 420px);
}

.summet-msg__thumb {
  display: block;
  width: 100%;
  max-height: 220px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .summet-msg__thumb {
  background: rgba(255, 255, 255, 0.06);
}

.summet-msg__text {
  font-size: calc(0.9375rem * var(--summet-chat-font-scale, 1));
  line-height: 1.5;
}

.summet-msg__text--caption {
  font-size: calc(0.8125rem * var(--summet-chat-font-scale, 1));
  color: var(--text-muted);
}

/* 봇 응답 마크다운 */
.summet-msg__bubble--md {
  font-size: calc(0.9375rem * var(--summet-chat-font-scale, 1));
  line-height: 1.6;
}

.summet-msg__bubble--md p {
  margin: 0 0 0.65em;
}

.summet-msg__bubble--md p:last-child {
  margin-bottom: 0;
}

.summet-msg__bubble--md h1,
.summet-msg__bubble--md h2,
.summet-msg__bubble--md h3 {
  margin: 0.85em 0 0.4em;
  font-size: 1.05em;
  font-weight: 600;
  line-height: 1.3;
}

.summet-msg__bubble--md h1:first-child,
.summet-msg__bubble--md h2:first-child,
.summet-msg__bubble--md h3:first-child {
  margin-top: 0;
}

.summet-msg__bubble--md ul,
.summet-msg__bubble--md ol {
  margin: 0.35em 0 0.65em;
  padding-left: 1.35em;
}

.summet-msg__bubble--md li {
  margin: 0.25em 0;
}

.summet-msg__bubble--md pre {
  margin: 0.5em 0;
  padding: 10px 12px;
  border-radius: 10px;
  overflow-x: auto;
  font-size: 0.84em;
  background: rgba(0, 0, 0, 0.06);
  border: 1px solid var(--summet-chat-composer-border);
}

[data-theme="dark"] .summet-msg__bubble--md pre {
  background: rgba(255, 255, 255, 0.06);
}

.summet-msg__bubble--md code {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.9em;
}

.summet-msg__bubble--md p code,
.summet-msg__bubble--md li code {
  padding: 0.12em 0.35em;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .summet-msg__bubble--md p code,
[data-theme="dark"] .summet-msg__bubble--md li code {
  background: rgba(255, 255, 255, 0.08);
}

.summet-msg__bubble--md pre code {
  padding: 0;
  background: none;
}

.summet-msg__bubble--md strong {
  font-weight: 600;
}

.summet-msg__bubble--md blockquote {
  margin: 0.5em 0;
  padding-left: 0.85em;
  border-left: 3px solid var(--text-muted);
  color: var(--text-muted);
}

/* KaTeX (챗봇 마크다운 수식) */
.summet-msg__bubble--md .katex-display {
  margin: 0.65em 0;
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
}

.summet-msg__bubble--md .katex {
  font-size: 1em;
}

.summet-msg__bubble--md p .katex-display {
  margin: 0.5em 0;
}

/* 코드·표·디스플레이 수식 — 오른쪽 상단 복사 */
.summet-copy-block {
  position: relative;
  margin: 0.5em 0;
}

.summet-copy-block--math {
  margin: 0.65em 0;
}

.summet-copy-block--math .katex-display {
  margin: 0;
}

/* 연속 디스플레이 수식 묶음 — 복사 버튼 하나 */
.summet-copy-block--math-run {
  position: relative;
  margin: 0.65em 0;
}

.summet-math-fragment .katex-display {
  margin: 0.4em 0;
}

.summet-math-fragment:first-child .katex-display {
  margin-top: 0;
}

.summet-math-fragment:last-child .katex-display {
  margin-bottom: 0;
}

.summet-copy-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

[data-theme="dark"] .summet-copy-btn {
  background: rgba(255, 255, 255, 0.1);
}

.summet-copy-btn:hover {
  background: rgba(0, 0, 0, 0.1);
  color: var(--text-color);
}

[data-theme="dark"] .summet-copy-btn:hover {
  background: rgba(255, 255, 255, 0.16);
}

.summet-copy-btn--done {
  color: var(--primary-color, #16a34a);
}

.summet-copy-block--fence pre {
  margin: 0;
  padding-top: 36px;
  padding-right: 36px;
}

.summet-copy-block--fence table {
  margin: 0;
}

/* 하단 입력 — GPT 큰 둥근 필드 */
.summet-chat-composer-wrap {
  flex-shrink: 0;
  padding: 12px 0 8px;
  margin-top: auto;
  border-top: none;
  background: transparent;
}

/* 뷰포트 하단 고정: 페이지·메인을 스크롤해도 입력창은 보임 (사이드바 272px 기준) */
.summet-chat-composer-wrap--viewport-fixed {
  position: fixed;
  z-index: 100;
  bottom: 0;
  right: 0;
  left: 272px;
  margin-top: 0;
  padding: 12px 40px calc(10px + env(safe-area-inset-bottom, 0));
  border-top: 1px solid var(--summet-chat-composer-border);
  background: var(--bg-color);
  box-sizing: border-box;
}

body.drawer-collapsed .summet-chat-composer-wrap--viewport-fixed {
  left: 0;
  padding-left: var(--drawer-collapsed-pad-x);
  padding-right: var(--drawer-collapsed-pad-x);
}

body.hide-sidebar .summet-chat-composer-wrap--viewport-fixed {
  left: 0;
  padding-left: max(12px, env(safe-area-inset-left, 0));
  padding-right: max(12px, env(safe-area-inset-right, 0));
}

.summet-chat-composer-wrap--viewport-fixed .summet-chat-composer {
  max-width: 48rem;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

.summet-chat-composer {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px 6px 10px;
  border-radius: 1.625rem;
  border: 1px solid var(--summet-chat-composer-border);
  background: var(--summet-chat-composer-bg);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .summet-chat-composer {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.summet-chat-composer:focus-within {
  border-color: var(--text-muted);
  box-shadow: 0 0 0 1px var(--primary-color);
}

.summet-chat-icon-btn {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}

.summet-chat-icon-btn:hover {
  background: var(--sidebar-hover);
  color: var(--text-color);
}

.summet-chat-composer textarea {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-color);
  font-size: 0.9375rem;
  line-height: 1.45;
  resize: none;
  min-height: 44px;
  max-height: 120px;
  height: 44px;
  padding: 10px 4px;
  overflow-y: auto;
  font-family: inherit;
  box-sizing: border-box;
}

.summet-chat-composer textarea:focus {
  outline: none;
}

.summet-chat-send {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: var(--text-color);
  color: var(--surface-color);
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s, transform 0.1s;
}

[data-theme="dark"] .summet-chat-send {
  background: #ececf1;
  color: #212121;
}

.summet-chat-send:hover:not(:disabled) {
  opacity: 0.88;
}

.summet-chat-send:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.summet-chat-send--stop {
  background: #c2410c !important;
  color: #fff !important;
}

.summet-chat-url-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--border-color, #e2e8f0) 90%, var(--primary-color, #6366f1));
  background: linear-gradient(
    165deg,
    color-mix(in srgb, var(--surface-color, #fff) 97%, var(--primary-color, #6366f1)) 0%,
    var(--surface-color, #fff) 100%
  );
}

.summet-chat-url-input {
  flex: 1 1 160px;
  min-width: 0;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border-color, #e2e8f0);
  background: var(--input-bg, #f8fafc);
  color: var(--text-color);
  font-size: 13px;
}

.summet-chat-url-btn {
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color, #e2e8f0);
  background: var(--surface-color, #fff);
  color: var(--text-color);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.summet-chat-url-btn--primary {
  background: var(--text-color, #0f172a);
  color: var(--surface-color, #fff);
  border-color: transparent;
}

.summet-chat-banner {
  margin: 0 0 10px;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 13px;
  background: rgba(234, 179, 8, 0.12);
  border: 1px solid rgba(234, 179, 8, 0.35);
  color: var(--text-color);
}

.summet-chat-banner[hidden] {
  display: none !important;
}

@media (max-width: 640px) {
  .summet-chat-sticky-layout {
    padding: 0 0.75rem;
  }

  .summet-msg__bubble {
    max-width: 94%;
  }

  .summet-chat-page {
    --summet-chat-composer-clearance: 160px;
  }
}

@media (max-width: 768px) {
  .summet-chat-composer-wrap--viewport-fixed {
    left: 0 !important;
    padding: 10px 12px calc(8px + env(safe-area-inset-bottom, 0)) !important;
  }
  .summet-chat-drawer-backdrop,
  .summet-chat-drawer {
    left: 0 !important;
  }
  .main-content:has(.summet-chat-sticky-layout) {
    padding: 0 0 var(--summet-chat-composer-clearance, 160px) 0 !important;
  }
}

@media (max-width: 480px) {
  .summet-chat-hero {
    padding: 48px 16px 24px;
  }
  .summet-chat-hero h2 {
    font-size: 1.3rem;
  }
  .summet-chat-composer {
    border-radius: 16px;
  }
  .summet-chat-composer__textarea {
    font-size: 14px;
    min-height: 40px;
  }
  .summet-msg__bubble {
    max-width: 96%;
    font-size: 14px;
    padding: 10px 14px;
  }
}