.messages-dropdown {
  min-width: min(25rem, calc(100vw - 2rem));
}

.messages-dropdown-help {
  margin: 0;
  padding: 0.35rem 0.75rem 0.6rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.conversation-dropdown-list,
.message-conversation-list {
  display: grid;
  gap: 0.35rem;
}

.conversation-dropdown-list {
  max-height: min(31rem, calc(100vh - 10rem));
  overflow-y: auto;
}

.message-conversation-item {
  width: 100%;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.18rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: var(--panel);
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.message-conversation-item:hover,
.message-conversation-item:focus-visible {
  border-color: var(--accent);
  background: var(--panel-strong, var(--panel-2));
}

.message-conversation-item.active {
  border-color: var(--accent);
  box-shadow: inset 3px 0 0 var(--accent);
  background: var(--panel-strong, var(--panel-2));
}

.message-conversation-item.unread:not(.active) {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}

.message-conversation-heading {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.message-conversation-heading strong,
.message-conversation-preview {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-conversation-preview,
.message-conversation-item small {
  color: var(--muted);
  font-size: 0.78rem;
}

.message-unread-badge {
  flex: 0 0 auto;
  min-width: 1.35rem;
  min-height: 1.35rem;
  display: inline-grid;
  place-items: center;
  padding: 0 0.35rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-contrast, #fff);
  font-size: 0.72rem;
  line-height: 1;
}

.message-inbox {
  min-width: 0;
  display: grid;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--panel);
}

.message-inbox-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(14rem, 20rem);
  align-items: end;
  gap: 1rem;
}

.message-inbox-heading h4,
.message-thread-heading h2 {
  margin: 0;
}

.message-inbox-heading p {
  max-width: 42rem;
  margin: 0.3rem 0 0;
  color: var(--muted);
}

.message-inbox-heading label {
  margin: 0;
}

.message-conversation-list {
  max-height: min(36rem, 62vh);
  overflow-y: auto;
  align-content: start;
}

.message-conversation-dialog {
  width: min(56rem, calc(100vw - 2rem));
  height: min(50rem, calc(100dvh - 2rem));
  max-width: none;
  max-height: none;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line-bright);
  border-radius: 1.1rem;
  background: var(--panel);
  color: var(--text);
  box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.55);
}

.message-conversation-dialog::backdrop {
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(5px);
}

.message-conversation-shell {
  width: 100%;
  height: 100%;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}

.message-thread-heading {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel-strong, var(--panel-2));
}

.message-thread-heading > div {
  min-width: 0;
}

.message-thread-heading h2 {
  overflow: hidden;
  font-size: 1.25rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.message-thread-heading p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.message-conversation-close {
  flex: 0 0 auto;
}

.message-conversation-dialog .message-list {
  min-height: 0;
  max-height: none;
  overflow-y: auto;
  overscroll-behavior: contain;
  align-content: start;
  padding: 1rem;
  scrollbar-gutter: stable;
}

.message-thread-empty {
  align-self: center;
  justify-self: center;
  padding: 2rem;
  text-align: center;
}

.message-thread-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-top: 1px solid var(--line);
  background: var(--panel-strong, var(--panel-2));
}

.message-thread-composer label,
.message-thread-composer textarea {
  width: 100%;
  margin: 0;
}

.message-thread-composer textarea {
  min-height: 4.5rem;
  resize: vertical;
}

@media (max-width: 700px) {
  .messages-dropdown {
    min-width: min(22rem, calc(100vw - 1rem));
  }

  .message-inbox-heading {
    grid-template-columns: minmax(0, 1fr);
  }

  .message-conversation-list {
    max-height: 55vh;
  }

  .message-thread-composer {
    grid-template-columns: minmax(0, 1fr);
  }

  .message-thread-composer .button {
    width: 100%;
  }
}

/* Keep the v1.8.35 mobile baseline while restoring a visible, PC-style filter scrollbar. */
@media (max-width: 900px), (hover: none) and (pointer: coarse) and (max-device-width: 1200px) {
  html.mobile-device-layout #filtersPanel.filters.open,
  html.mobile-device-layout.mobile-filter-page-open #filtersPanel.filters.open {
    overflow-x: hidden !important;
    overflow-y: scroll !important;
    scrollbar-gutter: stable !important;
    scrollbar-width: auto !important;
    scrollbar-color: var(--gold, #d7ad62) var(--panel, #181410) !important;
  }

  html.mobile-device-layout #filtersPanel.filters.open::-webkit-scrollbar {
    display: block !important;
    width: 12px !important;
  }

  html.mobile-device-layout #filtersPanel.filters.open::-webkit-scrollbar-track {
    background: var(--panel, #181410) !important;
  }

  html.mobile-device-layout #filtersPanel.filters.open::-webkit-scrollbar-thumb {
    min-height: 44px !important;
    border: 3px solid var(--panel, #181410) !important;
    border-radius: 999px !important;
    background: var(--gold, #d7ad62) !important;
  }

  .message-conversation-dialog {
    width: 100dvw;
    height: 100dvh;
    max-width: none;
    max-height: none;
    margin: 0;
    border: 0;
    border-radius: 0;
  }

  .message-thread-heading {
    padding-top: max(0.9rem, env(safe-area-inset-top));
    padding-right: max(1rem, env(safe-area-inset-right));
    padding-left: max(1rem, env(safe-area-inset-left));
  }

  .message-conversation-close {
    width: 2.75rem !important;
    min-width: 2.75rem !important;
    height: 2.75rem !important;
    min-height: 2.75rem !important;
    padding: 0 !important;
  }

  .message-conversation-dialog .message-list {
    padding-right: max(1rem, env(safe-area-inset-right));
    padding-left: max(1rem, env(safe-area-inset-left));
  }

  .message-conversation-dialog .message-thread-composer {
    padding-right: max(1rem, env(safe-area-inset-right));
    padding-bottom: max(0.9rem, env(safe-area-inset-bottom));
    padding-left: max(1rem, env(safe-area-inset-left));
  }
}

/*
 * Mobile card details use two real, isolated containers:
 *   1. complete uncropped image and image actions
 *   2. card title, tags, statistics and rules below it
 * This block intentionally overrides every older fixed-height card-image rule.
 */
@media (max-width: 1000px), (hover: none) and (pointer: coarse) {
  .card-dialog {
    overflow: hidden !important;
  }

  .card-dialog .card-dialog-containers {
    /*
     * This must remain normal document flow. A fixed-height two-row grid lets
     * the browser size the rows to the viewport while the portrait overflows
     * its assigned row, which makes the information panel begin halfway over
     * tall images (for example Ada). The layout itself is the sole scroller;
     * the complete image container finishes before information can begin.
     */
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    max-height: 100% !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .card-dialog .card-dialog-image-container,
  .card-dialog .card-dialog-image-container.versions-open {
    position: static !important;
    inset: auto !important;
    z-index: 0 !important;
    grid-area: card-image !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    align-self: start !important;
    gap: 12px !important;
    width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    margin: 0 !important;
    padding: 68px 14px 18px !important;
    overflow: visible !important;
    isolation: isolate !important;
    box-sizing: border-box !important;
  }

  .card-dialog .card-dialog-image-container > #dialogImage,
  .card-dialog .card-dialog-image-container.versions-open > #dialogImage {
    position: static !important;
    inset: auto !important;
    display: block !important;
    flex: 0 0 auto !important;
    align-self: center !important;
    width: min(100%, 620px) !important;
    min-width: 0 !important;
    max-width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    margin: 0 auto !important;
    object-fit: contain !important;
    object-position: center !important;
    aspect-ratio: auto !important;
    clip-path: none !important;
    transform: none !important;
  }

  .card-dialog .card-dialog-image-container .dialog-image-actions {
    position: static !important;
    inset: auto !important;
    z-index: 0 !important;
    flex: 0 0 auto !important;
    width: min(100%, 620px) !important;
    margin: 2px auto 0 !important;
  }

  .card-dialog .card-dialog-information-container {
    position: static !important;
    inset: auto !important;
    z-index: 0 !important;
    grid-area: card-information !important;
    display: block !important;
    align-self: start !important;
    width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    margin: 0 !important;
    padding: 28px 18px max(110px, calc(80px + env(safe-area-inset-bottom))) !important;
    overflow: visible !important;
    clear: both !important;
    transform: none !important;
    border-top: 2px solid var(--line-bright) !important;
    background: var(--panel) !important;
    box-shadow: 0 -12px 28px rgba(0, 0, 0, 0.18) !important;
    isolation: isolate !important;
    box-sizing: border-box !important;
  }

  .card-dialog .card-dialog-information-container #dialogCategory,
  .card-dialog .card-dialog-information-container #dialogTitle,
  .card-dialog .card-dialog-information-container #dialogMeta,
  .card-dialog .card-dialog-information-container #dialogTags {
    position: static !important;
    inset: auto !important;
    float: none !important;
    width: auto !important;
    max-width: 100% !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    transform: none !important;
  }
}