/**
 * 게스트 상담 런처 — 채널톡형 원형 + iOS 스프링 메신저 패널
 * 참고: transform/opacity만 애니 (레이아웃 리플로우 회피)
 * cubic-bezier spring: https://kinetics.colorion.co/ · iMessage-style scale+offset
 */
.wh-air-fab {
  --wh-air-size: 56px;
  --wh-air-spring: cubic-bezier(0.32, 0.72, 0, 1);
  --wh-air-spring-out: cubic-bezier(0.34, 1.2, 0.64, 1);
  position: fixed;
  z-index: 12050;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: calc(88px + env(safe-area-inset-bottom, 0px));
  width: var(--wh-air-size);
  height: var(--wh-air-size);
  border: 0;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--wh-brand, #681dc7);
  color: #fff;
  cursor: pointer;
  box-shadow:
    0 4px 14px rgba(25, 31, 40, 0.18),
    0 1px 3px rgba(25, 31, 40, 0.08);
  -webkit-tap-highlight-color: transparent;
  /* CT(#ch-plugin) 붙기 전엔 숨김 — 우하단 점프 방지 */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    transform 0.38s var(--wh-air-spring-out),
    box-shadow 0.28s ease,
    background 0.2s ease,
    opacity 0.22s ease,
    visibility 0s linear 0.22s;
  will-change: transform, opacity;
}

.wh-air-fab.is-docked {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    transform 0.38s var(--wh-air-spring-out),
    box-shadow 0.28s ease,
    background 0.2s ease,
    opacity 0.22s ease,
    visibility 0s linear 0s;
}

.wh-air-fab:hover,
.wh-air-fab:focus-visible {
  background: var(--wh-brand-hover, #5416a3);
  color: #fff;
  outline: none;
  box-shadow:
    0 6px 18px rgba(25, 31, 40, 0.22),
    0 2px 4px rgba(25, 31, 40, 0.1);
}

.wh-air-fab:active {
  transform: scale(0.9);
  transition-duration: 0.12s;
}

.wh-air-fab.is-open:active {
  transform: scale(0.9) rotate(90deg);
}

.wh-air-fab.is-open {
  transform: rotate(90deg);
}

.wh-air-fab__icon {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
  transition:
    opacity 0.22s ease,
    transform 0.38s var(--wh-air-spring-out);
  will-change: opacity, transform;
}

.wh-air-fab__icon--chat {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.wh-air-fab__icon--close {
  opacity: 0;
  transform: scale(0.5) rotate(-90deg);
  pointer-events: none;
}

.wh-air-fab.is-open .wh-air-fab__icon--chat {
  opacity: 0;
  transform: scale(0.5) rotate(90deg);
  pointer-events: none;
}

.wh-air-fab.is-open .wh-air-fab__icon--close {
  opacity: 1;
  transform: scale(1) rotate(0deg);
  pointer-events: auto;
}

.wh-air-fab__icon svg {
  display: block;
}

/* 런치 안내 말풍선 — FAB 위, iOS 스프링 */
.wh-air-tip {
  --wh-air-spring-bounce: cubic-bezier(0.34, 1.15, 0.64, 1);
  --wh-air-spring: cubic-bezier(0.32, 0.72, 0, 1);
  position: fixed;
  z-index: 12052;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: calc(88px + var(--wh-air-size, 56px) + 14px + env(safe-area-inset-bottom, 0px));
  max-width: min(260px, calc(100vw - 32px));
  padding: 12px 36px 12px 14px;
  background: #fff;
  color: #191f28;
  border-radius: 16px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  box-shadow:
    0 10px 28px rgba(25, 31, 40, 0.16),
    0 2px 6px rgba(25, 31, 40, 0.06);
  font-family: Pretendard, -apple-system, sans-serif;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transform-origin: calc(100% - 28px) 100%;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(0, 10px, 0) scale(0.92);
  transition:
    opacity 0.28s ease,
    transform 0.48s var(--wh-air-spring-bounce),
    visibility 0s linear 0.4s;
  will-change: transform, opacity;
}

.wh-air-tip[hidden] {
  display: none !important;
}

.wh-air-tip.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate3d(0, 0, 0) scale(1);
  transition:
    opacity 0.28s ease,
    transform 0.48s var(--wh-air-spring-bounce),
    visibility 0s linear 0s;
}

.wh-air-tip::after {
  content: '';
  position: absolute;
  right: 22px;
  bottom: -7px;
  width: 14px;
  height: 14px;
  background: #fff;
  border-right: 1px solid rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transform: rotate(45deg);
  border-radius: 2px;
}

.wh-air-tip__text {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--wh-brand, #681dc7);
  letter-spacing: -0.02em;
  transition:
    opacity 0.22s ease,
    transform 0.38s var(--wh-air-spring-bounce);
  will-change: opacity, transform;
}

.wh-air-tip.is-swap .wh-air-tip__text {
  opacity: 0;
  transform: translate3d(0, 6px, 0) scale(0.96);
}

.wh-air-tip__dismiss {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: #8b95a1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.wh-air-tip__dismiss:hover,
.wh-air-tip__dismiss:focus-visible {
  background: rgba(0, 0, 0, 0.04);
  color: #4e5968;
  outline: none;
}

.wh-air-tip__dismiss:active {
  transform: scale(0.9);
}

html.wh-air-panel-open .wh-air-tip {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* tip도 FAB과 같이 dock 후에만 노출 (showTip 타이밍과 맞춤) */
.wh-air-tip:not(.is-docked) {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* 메신저 패널 — FAB 우하단에서 스프링 팝 */
.wh-air-panel {
  --wh-air-spring: cubic-bezier(0.32, 0.72, 0, 1);
  --wh-air-spring-bounce: cubic-bezier(0.34, 1.15, 0.64, 1);
  --wh-air-panel-bottom: calc(156px + env(safe-area-inset-bottom, 0px));
  --wh-air-panel-top-gap: max(12px, env(safe-area-inset-top, 0px));
  position: fixed;
  z-index: 12045;
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: var(--wh-air-panel-bottom);
  width: min(380px, calc(100vw - 32px));
  max-width: calc(100vw - 32px);
  height: min(640px, 70vh);
  /* 노치·Dynamic Island 아래로 유지 */
  max-height: calc(100dvh - var(--wh-air-panel-top-gap) - var(--wh-air-panel-bottom));
  display: flex;
  flex-direction: column;
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-sizing: border-box;
  box-shadow:
    0 12px 40px rgba(25, 31, 40, 0.22),
    0 2px 8px rgba(25, 31, 40, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.06);
  transform-origin: calc(100% - 28px) calc(100% + 40px);
  opacity: 0;
  transform: translate3d(0, 18px, 0) scale(0.88);
  pointer-events: none;
  visibility: hidden;
  transition:
    opacity 0.22s ease,
    transform 0.42s var(--wh-air-spring-bounce),
    visibility 0s linear 0.42s,
    box-shadow 0.3s ease;
  will-change: transform, opacity;
}

.wh-air-panel[hidden] {
  display: none !important;
}

.wh-air-panel.is-open {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  pointer-events: auto;
  visibility: visible;
  transition:
    opacity 0.28s ease,
    transform 0.48s var(--wh-air-spring-bounce),
    visibility 0s linear 0s,
    box-shadow 0.3s ease;
}

.wh-air-panel.is-closing {
  opacity: 0;
  transform: translate3d(0, 12px, 0) scale(0.92);
  pointer-events: none;
  visibility: visible;
  transition:
    opacity 0.2s ease,
    transform 0.32s var(--wh-air-spring),
    visibility 0s linear 0.32s;
}

.wh-air-panel__frame {
  flex: 1 1 auto;
  width: 100%;
  height: 100%;
  border: 0;
  background: #f2f4f6;
  display: block;
}

.wh-air-panel__frame[hidden] {
  display: none !important;
}

/* 게스트/호스트 역할 선택 — 패널 열릴 때마다 */
.wh-air-role {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 22px;
  background: #f2f4f6;
  box-sizing: border-box;
  min-height: 0;
}

.wh-air-role[hidden] {
  display: none !important;
}

.wh-air-role__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  color: #191f28;
  letter-spacing: -0.03em;
  line-height: 1.35;
}

.wh-air-role__sub {
  margin: 8px 0 0;
  font-size: 14px;
  color: #8b95a1;
  line-height: 1.45;
}

.wh-air-role__actions {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.wh-air-role__btn {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  text-align: left;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  background: #fff;
  padding: 14px 14px;
  cursor: pointer;
  color: #191f28;
  box-shadow: 0 1px 3px rgba(25, 31, 40, 0.04);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
  -webkit-tap-highlight-color: transparent;
}

.wh-air-role__btn:hover,
.wh-air-role__btn:focus-visible {
  border-color: rgba(104, 29, 199, 0.35);
  box-shadow: 0 2px 10px rgba(104, 29, 199, 0.12);
  outline: none;
}

.wh-air-role__btn:active {
  transform: scale(0.98);
}

.wh-air-role__btn-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(104, 29, 199, 0.1);
  color: #681dc7;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.wh-air-role__btn-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.wh-air-role__btn-text strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.wh-air-role__btn-text span {
  font-size: 13px;
  color: #8b95a1;
  line-height: 1.4;
}

@media (max-width: 639px) {
  .wh-air-panel {
    right: 12px;
    left: 12px;
    width: auto;
    --wh-air-panel-bottom: calc(156px + env(safe-area-inset-bottom, 0px));
    bottom: var(--wh-air-panel-bottom);
    height: min(75vh, calc(100dvh - var(--wh-air-panel-top-gap) - var(--wh-air-panel-bottom)));
    max-height: calc(100dvh - var(--wh-air-panel-top-gap) - var(--wh-air-panel-bottom));
    border-radius: 16px;
    /* 모바일: 아래에서 올라오는 시트감 */
    transform-origin: 50% 100%;
    transform: translate3d(0, 28px, 0) scale(0.96);
  }

  .wh-air-panel.is-open {
    transform: translate3d(0, 0, 0) scale(1);
  }

  .wh-air-panel.is-closing {
    transform: translate3d(0, 20px, 0) scale(0.97);
  }
}

@media (min-width: 1024px) {
  /* PC shell (index/sp/rooms/…): 하단 탭바 없음 */
  html[class*="force-desktop-ui"] .wh-air-fab {
    --wh-air-size: 60px;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    right: max(24px, env(safe-area-inset-right, 0px));
  }

  html[class*="force-desktop-ui"] .wh-air-tip {
    bottom: calc(24px + 60px + 14px + env(safe-area-inset-bottom, 0px));
    right: max(24px, env(safe-area-inset-right, 0px));
  }

  html[class*="force-desktop-ui"] .wh-air-panel {
    right: max(24px, env(safe-area-inset-right, 0px));
    bottom: calc(100px + env(safe-area-inset-bottom, 0px));
  }
}

/* 채널톡 런처 위에 스택 (모바일: 하단 탭바 + CT) — solo-launcher면 아래 override */
html:has(#ch-plugin) .wh-air-fab,
body:has(#ch-plugin) .wh-air-fab {
  bottom: calc(160px + env(safe-area-inset-bottom, 0px));
}

html:has(#ch-plugin) .wh-air-tip,
body:has(#ch-plugin) .wh-air-tip {
  bottom: calc(160px + var(--wh-air-size, 56px) + 14px + env(safe-area-inset-bottom, 0px));
}

html:has(#ch-plugin) .wh-air-panel,
body:has(#ch-plugin) .wh-air-panel {
  bottom: calc(228px + env(safe-area-inset-bottom, 0px));
}

/* FAB가 CT 자리를 차지 — CT 버튼 숨김 시 FAB를 CT 기본 위치에 */
html.wh-air-solo-launcher .wh-air-fab,
html.wh-air-solo-launcher:has(#ch-plugin) .wh-air-fab,
body:has(#ch-plugin) html.wh-air-solo-launcher .wh-air-fab {
  bottom: calc(88px + env(safe-area-inset-bottom, 0px));
}

html.wh-air-solo-launcher .wh-air-tip,
html.wh-air-solo-launcher:has(#ch-plugin) .wh-air-tip,
body:has(#ch-plugin) html.wh-air-solo-launcher .wh-air-tip {
  bottom: calc(88px + var(--wh-air-size, 56px) + 14px + env(safe-area-inset-bottom, 0px));
}

html.wh-air-solo-launcher .wh-air-panel,
html.wh-air-solo-launcher:has(#ch-plugin) .wh-air-panel,
body:has(#ch-plugin) html.wh-air-solo-launcher .wh-air-panel {
  bottom: calc(156px + env(safe-area-inset-bottom, 0px));
}

@media (min-width: 1024px) {
  /* PC: CT(24px) 바로 위 — 탭바 오프셋(160px) 쓰지 않음 */
  html[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-fab {
    bottom: calc(24px + 60px + 14px + env(safe-area-inset-bottom, 0px));
  }

  html[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-tip {
    bottom: calc(24px + 60px + 14px + 60px + 14px + env(safe-area-inset-bottom, 0px));
  }

  html[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-panel {
    bottom: calc(24px + 60px + 14px + 60px + 16px + env(safe-area-inset-bottom, 0px));
  }

  html.wh-air-solo-launcher[class*="force-desktop-ui"] .wh-air-fab,
  html.wh-air-solo-launcher[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-fab {
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
  }

  html.wh-air-solo-launcher[class*="force-desktop-ui"] .wh-air-tip,
  html.wh-air-solo-launcher[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-tip {
    bottom: calc(24px + 60px + 14px + env(safe-area-inset-bottom, 0px));
  }

  html.wh-air-solo-launcher[class*="force-desktop-ui"] .wh-air-panel,
  html.wh-air-solo-launcher[class*="force-desktop-ui"]:has(#ch-plugin) .wh-air-panel {
    bottom: calc(24px + 60px + 16px + env(safe-area-inset-bottom, 0px));
  }
}

/* 앱 WebView(html.wh-wehome-app)에서도 FAB 노출 — 하단 탭바 여백은 기본 bottom 유지 */

@media (prefers-reduced-motion: reduce) {
  .wh-air-fab,
  .wh-air-fab__icon,
  .wh-air-panel,
  .wh-air-panel.is-open,
  .wh-air-panel.is-closing,
  .wh-air-tip,
  .wh-air-tip.is-visible,
  .wh-air-tip__text,
  .wh-air-tip__dismiss {
    transition: none !important;
  }

  .wh-air-fab.is-open {
    transform: none;
  }

  .wh-air-panel {
    transform: none;
    opacity: 1;
  }

  .wh-air-panel:not(.is-open) {
    opacity: 0;
  }

  .wh-air-tip {
    transform: none;
  }

  .wh-air-tip.is-swap .wh-air-tip__text {
    transform: none;
  }
}