.message.has-attachment {
  overflow: hidden;
}

.message-attachment {
  display: block;
  margin: 0 0 6px;
}

button.message-image-link,
button.message-file {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.message-image-link {
  display: block;
  max-width: min(320px, 72vw);
  padding: 0;
  border-radius: 12px;
  overflow: hidden;
  line-height: 0;
  background: transparent;
}

.message-image {
  display: block;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 420px;
  object-fit: contain;
  border-radius: inherit;
}

.message-video {
  display: block;
  width: auto;
  height: auto;
  max-width: min(360px, 76vw);
  max-height: 420px;
  border-radius: 12px;
  background: #000;
}

.message-file {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: min(260px, 68vw);
  max-width: min(360px, 76vw);
  padding: 9px 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.07);
  color: inherit;
  text-decoration: none;
}

.message-file:hover,
.message-file:focus-visible {
  background: rgba(255, 255, 255, 0.11);
}

.message-file.unavailable {
  opacity: 0.72;
  cursor: default;
}

.message-file-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.message-file-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 2px;
}

.message-file-copy strong,
.message-file-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-file-copy strong {
  font-size: 13px;
  font-weight: 600;
}

.message-file-copy small {
  font-size: 11px;
  opacity: 0.72;
}

.message.selected-message {
  outline: 2px solid rgba(82, 169, 255, 0.95);
  outline-offset: 2px;
  filter: brightness(1.08);
}

body.message-selecting .message {
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

.message-selection-toolbar {
  position: fixed;
  z-index: 610;
  top: 0;
  left: 0;
  right: 0;
  min-height: 58px;
  padding: calc(8px + env(safe-area-inset-top)) 12px 8px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  background: rgba(23, 33, 43, 0.98);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.28);
}

.message-selection-toolbar[hidden] {
  display: none;
}

.message-selection-toolbar strong {
  text-align: center;
  font-size: 14px;
}

.message-selection-toolbar button,
.media-viewer-header button,
.media-viewer-download {
  min-height: 38px;
  padding: 8px 12px;
  border: 0;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font: inherit;
  text-decoration: none;
}

.message-selection-toolbar button.danger,
.media-viewer-header button.danger {
  background: rgba(214, 70, 70, 0.2);
  color: #ffb6b6;
}

.media-viewer {
  position: fixed;
  z-index: 600;
  inset: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: #0d141b;
  color: #fff;
}

.media-viewer[hidden] {
  display: none;
}

body.media-viewer-open {
  overflow: hidden;
}

.media-viewer-header {
  min-height: 58px;
  padding: calc(8px + env(safe-area-inset-top)) 10px 8px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  background: #17212b;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.media-viewer-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
  font-size: 14px;
}

.media-viewer-body {
  min-width: 0;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  overscroll-behavior: contain;
  background: #0d141b;
}

.media-viewer-image,
.media-viewer-video {
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.media-viewer-image {
  touch-action: pinch-zoom;
}

.media-viewer-video {
  background: #000;
}

.media-viewer-frame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.media-viewer-file-info {
  width: min(460px, calc(100vw - 32px));
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.media-viewer-file-info strong {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.media-viewer-file-info span:last-child {
  opacity: 0.7;
  font-size: 13px;
}

.media-viewer-file-icon {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  font-size: 12px;
  font-weight: 700;
}

.media-viewer-footer {
  min-height: 58px;
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  display: flex;
  justify-content: center;
  align-items: center;
  background: #17212b;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.media-viewer-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
}

.media-viewer-download[hidden] {
  display: none;
}

@media (pointer: coarse) {
  .message {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
  }
}

@media (max-width: 760px) {
  .message-image-link {
    max-width: min(300px, 74vw);
  }

  .message-image,
  .message-video {
    max-height: 360px;
  }

  .message-video {
    max-width: min(320px, 78vw);
  }

  .message-selection-toolbar {
    min-height: calc(58px + env(safe-area-inset-top));
  }

  .media-viewer-header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .media-viewer-delete {
    grid-column: 1 / -1;
    justify-self: end;
    min-height: 34px !important;
    padding: 6px 10px !important;
  }
}

/* 0.5.68: compact viewer chrome. Download lives in the top action slot; delete stays in chat actions. */
.media-viewer {
  grid-template-rows: auto minmax(0, 1fr);
}

.media-viewer-header {
  position: relative;
  min-height: 54px;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  padding: calc(8px + env(safe-area-inset-top)) 112px 8px 10px;
  background: rgba(19, 31, 42, 0.96);
  -webkit-backdrop-filter: blur(16px) saturate(112%);
  backdrop-filter: blur(16px) saturate(112%);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

.media-viewer-back {
  min-height: 36px !important;
  padding: 0 11px !important;
  border-radius: 999px !important;
  background: rgba(116, 145, 168, 0.13) !important;
  color: rgba(235, 243, 249, 0.92) !important;
  font-size: 13px !important;
  font-weight: 650 !important;
  box-shadow: inset 0 0 0 1px rgba(157, 184, 205, 0.06);
}

.media-viewer-back:hover,
.media-viewer-back:focus-visible {
  background: rgba(126, 158, 182, 0.20) !important;
  filter: none;
}

.media-viewer-title {
  font-size: 13.5px;
  font-weight: 680;
  letter-spacing: -0.01em;
}

.media-viewer-delete {
  display: none !important;
}

.media-viewer-footer {
  position: absolute;
  z-index: 3;
  top: calc(8px + env(safe-area-inset-top));
  right: 10px;
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  pointer-events: none;
}

.media-viewer-download {
  pointer-events: auto;
  min-width: 0;
  min-height: 36px;
  padding: 0 12px;
  gap: 6px;
  border-radius: 999px;
  background: rgba(69, 138, 201, 0.18);
  color: #cfe9ff;
  font-size: 13px;
  font-weight: 700;
  box-shadow: inset 0 0 0 1px rgba(98, 169, 228, 0.10);
}

.media-viewer-download::before {
  content: "↓";
  font-size: 15px;
  line-height: 1;
  transform: translateY(-1px);
}

.media-viewer-download:hover,
.media-viewer-download:focus-visible {
  background: rgba(69, 138, 201, 0.27);
}

@media (max-width: 760px) {
  .media-viewer-header {
    min-height: calc(54px + env(safe-area-inset-top));
    grid-template-columns: auto minmax(0, 1fr);
    padding-right: 106px;
  }

  .media-viewer-title {
    font-size: 13px;
  }
}

@media (max-width: 430px) {
  .media-viewer-header {
    padding-right: 56px;
    padding-left: 8px;
    gap: 6px;
  }

  .media-viewer-back {
    width: 38px;
    min-width: 38px;
    padding: 0 !important;
    font-size: 0 !important;
  }

  .media-viewer-back::before {
    content: "‹";
    font-size: 27px;
    font-weight: 400;
    line-height: 1;
    transform: translateY(-1px);
  }

  .media-viewer-footer {
    right: 8px;
  }

  .media-viewer-download {
    width: 38px;
    min-width: 38px;
    padding: 0;
    font-size: 0;
  }

  .media-viewer-download::before {
    font-size: 19px;
    transform: translateY(-1px);
  }
}

/* 0.5.69: use fixed SVG geometry instead of font glyph metrics for viewer actions. */
.media-viewer-back,
.media-viewer-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0 !important;
}

.media-viewer-back::before,
.media-viewer-download::before {
  content: "" !important;
  display: block;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 18px 18px;
  transform: none !important;
}

.media-viewer-back::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23eaf3fa' stroke-width='2.25' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m15 18-6-6 6-6'/%3E%3C/svg%3E");
}

.media-viewer-download::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23cfe9ff' stroke-width='2.1' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 3v11'/%3E%3Cpath d='m7.5 10.5 4.5 4.5 4.5-4.5'/%3E%3Cpath d='M5 20h14'/%3E%3C/svg%3E");
}

.media-viewer-back::after {
  content: "Назад";
  font-size: 13px;
  font-weight: 650;
  line-height: 1;
}

.media-viewer-download::after {
  content: "Скачать";
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

@media (max-width: 430px) {
  .media-viewer-back::before,
  .media-viewer-download::before {
    flex-basis: 20px;
    width: 20px;
    height: 20px;
    background-size: 20px 20px;
  }

  .media-viewer-back::after,
  .media-viewer-download::after {
    display: none;
  }
}