.shop-cs-lock {
  overflow: hidden;
}

.shop-cs-float {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(24px, calc(18px + env(safe-area-inset-bottom)));
  z-index: 2147482000;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 52px;
  height: 52px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #165dff, #4080ff);
  box-shadow: 0 12px 32px rgba(22, 93, 255, 0.28);
  cursor: pointer;
  font: 600 14px/1.2 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.shop-cs-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 38px rgba(22, 93, 255, 0.34);
}

.shop-cs-float:active {
  transform: translateY(0);
  opacity: 0.88;
}

.shop-cs-float.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px) scale(0.96);
}

.shop-cs-float__icon {
  width: 22px;
  height: 22px;
  display: block;
  object-fit: contain;
}

.shop-cs-float__svg {
  width: 22px;
  height: 22px;
  display: block;
}

.shop-cs-float__label {
  white-space: nowrap;
}

.shop-cs-overlay {
  position: fixed;
  inset: 0;
  z-index: 2147482100;
  visibility: hidden;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, visibility 0s linear 0.2s;
}

.shop-cs-overlay.is-open {
  visibility: visible;
  pointer-events: auto;
  opacity: 1;
  transition-delay: 0s;
}

.shop-cs-panel {
  position: absolute;
  right: 22px;
  bottom: 22px;
  width: min(420px, calc(100vw - 32px));
  height: min(620px, calc(100vh - 48px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  color: #1d2129;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.18);
  transform: translateY(14px) scale(0.98);
  transition: transform 0.2s ease;
  pointer-events: none;
}

.shop-cs-overlay.is-open .shop-cs-panel {
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.shop-cs-overlay:not(.is-open) .shop-cs-drawer {
  pointer-events: none;
}

.shop-cs-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border-bottom: 1px solid #f2f3f5;
}

.shop-cs-avatar {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 50%;
  background: #f2f3f5;
  color: #165dff;
  font-weight: 700;
}

.shop-cs-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shop-cs-title-wrap {
  min-width: 0;
  flex: 1;
}

.shop-cs-title {
  margin: 0;
  color: #1d2129;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.35;
}

.shop-cs-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  color: #86909c;
  font-size: 12px;
}

.shop-cs-status__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #c9cdd4;
}

.shop-cs-status.is-online {
  color: #00b42a;
}

.shop-cs-status.is-online .shop-cs-status__dot {
  background: #00b42a;
  box-shadow: 0 0 0 3px rgba(0, 180, 42, 0.12);
}

.shop-cs-close {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #86909c;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.shop-cs-close:hover {
  background: #f2f3f5;
  color: #1d2129;
}

.shop-cs-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 16px;
  background: #f7f8fa;
}

.shop-cs-empty,
.shop-cs-loading {
  padding: 54px 20px;
  text-align: center;
  color: #86909c;
  font-size: 14px;
}

.shop-cs-notice {
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #fff7e8;
  color: #d25f00;
  font-size: 12px;
  line-height: 1.6;
}

.shop-cs-message {
  display: flex;
  margin-bottom: 12px;
}

.shop-cs-message.is-buyer {
  justify-content: flex-end;
}

.shop-cs-message.is-seller,
.shop-cs-message.is-system {
  justify-content: flex-start;
}

.shop-cs-message > div {
  width: fit-content;
  min-width: 50%;
  max-width: 82%;
  display: flex;
  flex-direction: column;
}

.shop-cs-message.is-buyer > div {
  align-items: flex-end;
}

.shop-cs-message.is-seller > div,
.shop-cs-message.is-system > div {
  align-items: flex-start;
}

.shop-cs-bubble {
  width: 100%;
  box-sizing: border-box;
  padding: 9px 12px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.65;
  word-break: break-word;
  white-space: pre-wrap;
}

.shop-cs-message.is-buyer .shop-cs-bubble {
  border-top-right-radius: 4px;
  background: #165dff;
  color: #fff;
}

.shop-cs-message.is-seller .shop-cs-bubble,
.shop-cs-message.is-system .shop-cs-bubble {
  border: 1px solid #eef0f3;
  border-top-left-radius: 4px;
  background: #fff;
  color: #1d2129;
}

.shop-cs-message.is-system .shop-cs-bubble {
  color: #4e5969;
  background: #f2f3f5;
}

.shop-cs-time {
  margin-top: 4px;
  color: #c9cdd4;
  font-size: 11px;
}

.shop-cs-message.is-buyer .shop-cs-time {
  text-align: right;
}

.shop-cs-image {
  max-width: 220px;
  max-height: 220px;
  display: block;
  border-radius: 10px;
  object-fit: cover;
}

.shop-cs-footer {
  padding: 12px;
  border-top: 1px solid #f2f3f5;
  background: #fff;
}

.shop-cs-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.shop-cs-tool {
  min-width: 54px;
  height: 30px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  background: #f2f7ff;
  color: #165dff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.shop-cs-tool:hover {
  background: #e8f3ff;
}

.shop-cs-tool:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.shop-cs-file {
  display: none;
}

.shop-cs-input {
  width: 100%;
  min-height: 72px;
  max-height: 128px;
  resize: none;
  box-sizing: border-box;
  border: 0;
  border-radius: 12px;
  outline: none;
  background: #f7f8fa;
  color: #1d2129;
  padding: 10px 12px;
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shop-cs-input:focus {
  background: #f2f7ff;
  box-shadow: inset 0 0 0 1px rgba(22, 93, 255, 0.25);
}

.shop-cs-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}

.shop-cs-tip {
  color: #86909c;
  font-size: 12px;
}

.shop-cs-send {
  min-width: 82px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: #165dff;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.shop-cs-send:hover {
  background: #4080ff;
}

.shop-cs-send:disabled,
.shop-cs-input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.shop-cs-drawer {
  position: absolute;
  right: 456px;
  bottom: 22px;
  width: min(390px, calc(100vw - 48px));
  max-height: min(540px, calc(100vh - 64px));
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 16px;
  background: #fff;
  color: #1d2129;
  box-shadow: 0 22px 70px rgba(15, 23, 42, 0.16);
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px) scale(0.98);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.shop-cs-drawer.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.shop-cs-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 14px 10px;
}

.shop-cs-drawer__title {
  font-size: 15px;
  font-weight: 700;
}

.shop-cs-drawer__close {
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #86909c;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.shop-cs-drawer__close:hover {
  background: #f2f3f5;
  color: #1d2129;
}

.shop-cs-drawer__search {
  padding: 0 14px 10px;
}

.shop-cs-search-row {
  display: flex;
  gap: 8px;
}

.shop-cs-search-input {
  flex: 1;
  min-width: 0;
  height: 34px;
  box-sizing: border-box;
  border: 0;
  border-radius: 8px;
  outline: none;
  background: #f7f8fa;
  color: #1d2129;
  padding: 0 10px;
  font-size: 13px;
}

.shop-cs-search-input:focus {
  background: #f2f7ff;
  box-shadow: inset 0 0 0 1px rgba(22, 93, 255, 0.22);
}

.shop-cs-search-button {
  width: 58px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: #165dff;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.shop-cs-drawer__body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 0 14px 14px;
}

.shop-cs-picker-empty {
  padding: 42px 12px;
  text-align: center;
  color: #86909c;
  font-size: 13px;
}

.shop-cs-picker-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  padding: 10px;
  border: 0;
  border-radius: 12px;
  background: #f7f8fa;
  color: #1d2129;
  text-align: left;
  cursor: pointer;
}

.shop-cs-picker-item:hover {
  background: #f2f7ff;
}

.shop-cs-picker-cover {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 10px;
  background: #e8f3ff;
  color: #165dff;
  font-size: 15px;
  font-weight: 700;
}

.shop-cs-picker-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shop-cs-picker-item__main {
  flex: 1;
  min-width: 0;
}

.shop-cs-picker-item__title {
  overflow: hidden;
  color: #1d2129;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shop-cs-picker-item__meta {
  margin-top: 3px;
  overflow: hidden;
  color: #86909c;
  font-size: 12px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.shop-cs-picker-item__side {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
}

.shop-cs-picker-item__side strong {
  color: #f53f3f;
  font-size: 14px;
}

.shop-cs-picker-item__side span {
  color: #4e5969;
  font-size: 12px;
}

.shop-cs-load-more {
  width: 100%;
  height: 36px;
  margin-top: 2px;
  border: 0;
  border-radius: 10px;
  background: #f2f7ff;
  color: #165dff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.shop-cs-load-more:disabled {
  cursor: default;
  opacity: 0.65;
}

.shop-cs-card-msg {
  width: 100%;
  min-width: 220px;
  white-space: normal;
}

.shop-cs-card-msg__label {
  display: inline-flex;
  margin-bottom: 6px;
  padding: 2px 7px;
  border-radius: 999px;
  background: #e8f3ff;
  color: #165dff;
  font-size: 11px;
  font-weight: 700;
}

.shop-cs-card-msg__title {
  color: inherit;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
}

.shop-cs-card-msg__meta {
  margin-top: 4px;
  color: inherit;
  opacity: 0.72;
  font-size: 12px;
  line-height: 1.4;
}

.shop-cs-card-msg__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 6px;
  color: inherit;
  font-size: 12px;
}

.shop-cs-card-msg__row span {
  opacity: 0.7;
}

.shop-cs-card-msg__row strong {
  color: #f53f3f;
  font-size: 14px;
}

.shop-cs-message.is-buyer .shop-cs-card-msg__row strong {
  color: #fff;
}

.shop-cs-card-msg__row em {
  font-style: normal;
}

.shop-cs-card-msg__link {
  display: inline-flex;
  margin-top: 8px;
  color: #165dff;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.shop-cs-message.is-buyer .shop-cs-card-msg__link {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.shop-cs-card__secret {
  margin-top: 8px;
  padding: 8px;
  border-radius: 8px;
  background: rgba(22, 93, 255, 0.08);
  color: inherit;
  font-size: 12px;
  line-height: 1.5;
}

.shop-cs-toast {
  position: fixed;
  left: 50%;
  bottom: 84px;
  z-index: 2147483001;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(29, 33, 41, 0.9);
  color: #fff;
  font-size: 13px;
  transform: translateX(-50%) translateY(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.shop-cs-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
  .shop-cs-float {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(18px, calc(14px + env(safe-area-inset-bottom)));
    min-width: 48px;
    height: 48px;
    padding: 0 14px;
    box-shadow: 0 10px 28px rgba(22, 93, 255, 0.28);
  }

  .shop-cs-overlay {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 12px;
    background: rgba(15, 23, 42, 0.34);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }

  .shop-cs-panel {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    height: min(86vh, calc(100vh - 24px));
    border-radius: 18px 18px 12px 12px;
    transform: translateY(32px);
  }

  .shop-cs-header {
    padding: 14px 14px 12px;
  }

  .shop-cs-body {
    padding: 14px 12px;
  }

  .shop-cs-footer {
    padding: 10px 12px calc(12px + env(safe-area-inset-bottom));
  }

  .shop-cs-tools {
    gap: 6px;
    margin-bottom: 8px;
  }

  .shop-cs-tool {
    flex: 1;
    min-width: 0;
    height: 32px;
    padding: 0 8px;
  }

  .shop-cs-bubble {
    max-width: 100%;
  }

  .shop-cs-input {
    min-height: 64px;
  }

  .shop-cs-drawer {
    left: 12px;
    right: 12px;
    bottom: max(12px, env(safe-area-inset-bottom));
    width: auto;
    max-height: min(72vh, calc(100vh - 48px));
    border-radius: 18px 18px 12px 12px;
    transform: translateY(30px);
    z-index: 2;
  }

  .shop-cs-drawer__body {
    padding-bottom: calc(14px + env(safe-area-inset-bottom));
  }

  .shop-cs-picker-item {
    padding: 9px;
  }

  .shop-cs-picker-cover {
    width: 40px;
    height: 40px;
    flex-basis: 40px;
  }

  .shop-cs-card-msg {
    min-width: min(230px, 68vw);
  }
}