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ease!important}.card-checkbox-badge:hover{transform:scale(1.08)!important;background:#fff!important}.card-checkbox-badge .lib-checkbox{margin:0!important;width:17px!important;height:17px!important}.library-selection-bar{position:fixed!important;bottom:calc(18px + env(safe-area-inset-bottom,0px))!important;left:50%!important;transform:translate(-50%)!important;width:calc(100% - 24px)!important;max-width:440px!important;background:#18181b!important;color:#fff!important;border-radius:26px!important;padding:8px 14px!important;display:flex!important;align-items:center!important;justify-content:space-between!important;gap:8px!important;box-shadow:0 16px 48px #00000073!important;z-index:999999!important;box-sizing:border-box!important;margin:0!important}.selection-bar-left{display:flex;align-items:center;gap:8px;min-width:0;flex-shrink:0}.selection-count{font-size:13px;font-weight:600;white-space:nowrap}.selection-count strong{color:#60a5fa}.selection-bar-right{display:flex;align-items:center;gap:6px;flex-shrink:0}.selection-pill-btn{border:none;border-radius:18px;padding:6px 11px;font-size:12.5px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:5px;transition:all .15s ease;background:#ffffff29;color:#fff;white-space:nowrap;flex-shrink:0}.selection-pill-btn:hover:not(:disabled){background:#ffffff47}.selection-pill-btn:disabled{opacity:.4;cursor:not-allowed}.selection-pill-btn.delete{background:#dc2626;color:#fff}.selection-pill-btn.delete:hover:not(:disabled){background:#b91c1c}.selection-pill-btn.download{background:#2563eb;color:#fff}.selection-pill-btn.download:hover:not(:disabled){background:#1d4ed8}.selection-pill-btn.cancel{padding:6px;border-radius:50%;background:#ffffff24}.selection-pill-btn.cancel:hover{background:#ffffff47}@media(max-width:600px){.library-selection-bar{bottom:calc(14px + env(safe-area-inset-bottom,0px))!important;left:50%!important;transform:translate(-50%)!important;width:calc(100vw - 16px)!important;max-width:calc(100vw - 16px)!important;padding:6px 8px!important;gap:4px!important;border-radius:20px!important}.selection-pill-btn{padding:5px 7px;font-size:11.5px;gap:3px}.selection-count{font-size:11px}}.settings-section-subtitle{font-size:13px;color:#6e6e80;margin:0 0 12px;line-height:1.4}.save-location-options{display:flex;flex-direction:column;gap:10px}.save-loc-card{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;border-radius:10px;border:1px solid rgba(0,0,0,.08);background:#fbfbfb;cursor:pointer;transition:border-color .15s,background-color .15s}.save-loc-card:hover{background:#f4f4f4;border-color:#00000029}.save-loc-card.selected{border-color:#10a37f;background:#10a37f0d}.save-loc-radio{padding-top:2px}.radio-dot{width:18px;height:18px;border-radius:50%;border:2px solid #ccc;display:flex;align-items:center;justify-content:center;transition:border-color .15s}.radio-dot.checked{border-color:#10a37f}.radio-dot.checked:after{content:"";width:9px;height:9px;border-radius:50%;background:#10a37f}.save-loc-content{flex:1;min-width:0}.save-loc-title{font-size:14px;font-weight:500;color:#111827;margin-bottom:2px}.save-loc-desc{font-size:12.5px;color:#6e6e80;line-height:1.35}.save-loc-dir-box{margin-top:10px;padding:8px 12px;background:#fff;border:1px solid rgba(0,0,0,.1);border-radius:8px;display:flex;flex-direction:column;gap:8px}.save-loc-dir-info{display:flex;align-items:center;gap:8px;font-size:13px;color:#111827;font-weight:500;word-break:break-all}.save-loc-dir-info .dir-icon{color:#10a37f;flex-shrink:0}.save-loc-btn-group{display:flex;align-items:center;gap:8px}.save-loc-pick-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;font-size:12.5px;font-weight:500;border-radius:6px;border:1px solid rgba(0,0,0,.15);background:#f7f7f8;color:#2d3748;cursor:pointer;transition:background .15s,border-color .15s}.save-loc-pick-btn:hover{background:#ececf1;border-color:#00000040}.save-loc-reset-btn{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px;border:1px solid rgba(0,0,0,.1);background:transparent;color:#718096;cursor:pointer;transition:background .15s,color .15s}.save-loc-reset-btn:hover{background:#0000000d;color:#e53e3e}@media(prefers-color-scheme:dark){.save-loc-card{background:#1e1e1e;border-color:#ffffff14}.save-loc-card:hover{background:#252525;border-color:#ffffff2e}.save-loc-card.selected{border-color:#10a37f;background:#10a37f1f}.save-loc-title{color:#f3f4f6}.save-loc-desc{color:#9ca3af}.save-loc-dir-box{background:#141414;border-color:#ffffff1f}.save-loc-dir-info{color:#e5e7eb}.save-loc-pick-btn{background:#2a2a2a;color:#e5e7eb;border-color:#ffffff26}.save-loc-pick-btn:hover{background:#333;border-color:#ffffff40}.save-loc-reset-btn{border-color:#ffffff1a;color:#9ca3af}.save-loc-reset-btn:hover{background:#ffffff14;color:#fc8181}.radio-dot{border-color:#555}}

/* Ensure 3 dots button is always visible and clickable on mobile and touch devices */
@media (max-width: 1024px), (max-width: 768px), (hover: none), (pointer: coarse) {
  .history-item {
    position: relative !important;
  }
  .history-item-btn {
    padding-right: 34px !important;
  }
  .history-item-more {
    opacity: 0.8 !important;
    visibility: visible !important;
    display: flex !important;
    color: #606060 !important;
    z-index: 30 !important;
    pointer-events: auto !important;
  }
  .history-item:hover .history-item-more,
  .history-item.active .history-item-more,
  .history-item.menu-open .history-item-more,
  .history-item-more:active,
  .history-item-more.active {
    opacity: 1 !important;
    color: #0d0d0d !important;
    background: #dcdcdc !important;
  }
}

/* Tile/grid mode icons for Library */
.card-icon-preview {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  height: 100% !important;
  background: #f7f7f8 !important;
}
.card-icon-preview .lib-icon-badge {
  width: 56px !important;
  height: 56px !important;
  border-radius: 14px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05) !important;
}
.card-icon-preview .lib-icon-badge svg {
  width: 28px !important;
  height: 28px !important;
}
.card-image-preview {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  display: block !important;
}

/* Stable, accessible chat actions for desktop and touch layouts. */
.history-item {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) 34px !important;
  column-gap: 2px !important;
  align-items: center !important;
}
.history-item-btn {
  grid-column: 1 !important;
  min-width: 0 !important;
  padding-right: 0 !important;
}
.history-item-more {
  position: relative !important;
  inset: auto !important;
  grid-column: 2 !important;
  justify-self: end !important;
  width: 32px !important;
  height: 32px !important;
  opacity: 0.72 !important;
  visibility: visible !important;
  display: flex !important;
  flex: 0 0 32px !important;
  color: #4b4b4b !important;
  background: transparent !important;
  pointer-events: auto !important;
  z-index: 2 !important;
}
.history-item-more svg {
  display: block !important;
  width: 18px !important;
  height: 18px !important;
  min-width: 18px !important;
  overflow: visible !important;
  color: inherit !important;
}
.history-item-more circle {
  fill: currentColor !important;
}
.history-item:hover .history-item-more,
.history-item:focus-within .history-item-more,
.history-item.active .history-item-more,
.history-item.menu-open .history-item-more,
.history-item-more:hover,
.history-item-more.active {
  opacity: 1 !important;
  color: #0d0d0d !important;
}
.history-item-more:hover,
.history-item-more.active {
  background: #d7d7d7 !important;
}
.history-item-more:focus-visible {
  outline: 2px solid #438ded !important;
  outline-offset: 1px !important;
}
@media (hover: hover) and (pointer: fine) {
  .history-item:not(:hover):not(:focus-within):not(.active):not(.menu-open) .history-item-more {
    opacity: 0 !important;
  }
}
@media (max-width: 768px), (hover: none), (pointer: coarse) {
  .history-item {
    height: 44px !important;
    grid-template-columns: minmax(0, 1fr) 40px !important;
    padding-right: 2px !important;
  }
  .history-item-more {
    width: 40px !important;
    height: 40px !important;
    flex-basis: 40px !important;
    opacity: 1 !important;
    color: #333 !important;
  }
}


/* === Compact chat history list (Image 1) === */
.history-list {
  display: grid;
  align-content: start;
  gap: 1px !important;
}
.history-item {
  position: relative;
  display: flex;
  align-items: center;
  border-radius: 8px !important;
  height: 33px !important;
  padding: 0 4px 0 10px !important;
  width: 100%;
  box-sizing: border-box;
  transition: background .15s;
}
.history-item-btn {
  font-size: 13.5px !important;
  line-height: 18px !important;
}
.history-item-more {
  top: 3.5px !important;
  height: 26px !important;
  width: 26px !important;
}

/* === Preserve multiline formatting & line breaks on paste and user text === */
.user-message-text {
  word-break: break-word;
  white-space: pre-wrap !important;
}
.user-bubble {
  white-space: pre-wrap;
}
.composer textarea {
  white-space: pre-wrap !important;
}

/* === User message footer with copy button === */
.user-bubble-footer {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}
.user-copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 5px;
  color: rgba(0, 0, 0, 0.45);
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
  transition: color 0.15s, background-color 0.15s;
}
.user-copy-btn:hover {
  color: rgba(0, 0, 0, 0.85);
  background: rgba(0, 0, 0, 0.06);
}
.user-copy-btn.copied {
  color: #10a37f;
}

/* === Gray code blocks with top-right copy button (Image 2) === */
.code-block-wrapper {
  position: relative;
  margin: 10px 0;
  border-radius: 12px;
  background: #f4f4f4;
  overflow: hidden;
}
.code-block-wrapper pre {
  margin: 0 !important;
  padding: 12px 42px 12px 14px !important;
  background: transparent !important;
  border-radius: 12px !important;
  overflow-x: auto;
  font-family: 'Cascadia Code', Consolas, Monaco, monospace;
  font-size: 13.5px;
  line-height: 1.5;
}
.code-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.04);
  color: #666666;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  z-index: 2;
}
.code-copy-btn:hover {
  background: rgba(0, 0, 0, 0.09);
  color: #111111;
}
.code-copy-btn.copied {
  color: #10a37f !important;
  background: rgba(16, 163, 127, 0.12) !important;
}

/* === White document card artifact (Image 3 - without edit button) === */
.chat-document-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.09);
  border-radius: 14px;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.03);
  margin: 14px 0;
  padding: 0;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}
.chat-document-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  padding: 8px 12px 4px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}
.chat-document-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 0;
  background: transparent;
  color: #666666;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.chat-document-action-btn:hover {
  background: rgba(0, 0, 0, 0.06);
  color: #111111;
}
.chat-document-action-btn.copied {
  color: #10a37f !important;
  background: rgba(16, 163, 127, 0.12) !important;
}
.chat-document-body {
  padding: 12px 16px 14px;
  font-size: 15px;
  line-height: 1.6;
  color: #1a1a1a;
}
.chat-document-body p {
  margin: 0 0 10px;
}
.chat-document-body p:last-child {
  margin-bottom: 0;
}

/* Centered & raised three dots */

.history-item-more {
  position: absolute !important;
  right: 6px !important;
  top: 50% !important;
  transform: translateY(-52%) !important;
  height: 24px !important;
  width: 26px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 !important;
}
.history-item-more svg {
  display: block !important;
  margin: auto !important;
  transform: translateY(-0.5px) !important;
}

/* === Library Sort Button Removed === */
.sort-menu-anchor {
  display: none !important;
}

/* === Visible Scrollbar in Composer Prompt Textarea === */
.composer textarea,
.composer.single-line textarea,
.composer.multiline textarea {
  overflow-y: auto !important;
  scrollbar-width: thin !important;
  scrollbar-color: #949494 #ebebeb !important;
}
.composer textarea::-webkit-scrollbar,
.composer.single-line textarea::-webkit-scrollbar,
.composer.multiline textarea::-webkit-scrollbar {
  width: 6px !important;
  display: block !important;
}
.composer textarea::-webkit-scrollbar-track,
.composer.single-line textarea::-webkit-scrollbar-track,
.composer.multiline textarea::-webkit-scrollbar-track {
  background: #f1f1f1 !important;
  border-radius: 4px !important;
}
.composer textarea::-webkit-scrollbar-thumb,
.composer.single-line textarea::-webkit-scrollbar-thumb,
.composer.multiline textarea::-webkit-scrollbar-thumb {
  background: #949494 !important;
  border-radius: 4px !important;
}
.composer textarea::-webkit-scrollbar-thumb:hover,
.composer.single-line textarea::-webkit-scrollbar-thumb:hover,
.composer.multiline textarea::-webkit-scrollbar-thumb:hover {
  background: #666666 !important;
}

/* === White Document Fragment Card matching ChatGPT (Screen 4) === */
.chat-document-card {
  background: #ffffff !important;
  border: 1px solid rgba(0, 0, 0, 0.12) !important;
  border-radius: 16px !important;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04) !important;
  margin: 16px 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  transition: box-shadow 0.2s ease;
}
.chat-document-header {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 6px !important;
  padding: 8px 12px !important;
  background: #fafafa !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05) !important;
}
.chat-document-action-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: 6px !important;
  border: 0 !important;
  background: transparent !important;
  color: #666666 !important;
  cursor: pointer !important;
  transition: background 0.15s, color 0.15s;
}
.chat-document-action-btn:hover {
  background: rgba(0, 0, 0, 0.06) !important;
  color: #111111 !important;
}
.chat-document-body {
  padding: 16px 20px 20px !important;
  font-size: 15px !important;
  line-height: 1.65 !important;
  color: #1a1a1a !important;
  word-break: break-word !important;
}
.chat-document-body p {
  margin: 0 0 12px !important;
}
.chat-document-body p:last-child {
  margin-bottom: 0 !important;
}
.chat-document-body ul,
.chat-document-body ol {
  margin: 0 0 12px !important;
  padding-left: 20px !important;
}
.chat-document-body li {
  margin-bottom: 4px !important;
}
.chat-document-body a {
  color: #2563eb !important;
  text-decoration: underline !important;
}

/* === Perfect Composer Scrollbar === */
.composer.multiline textarea {
  max-height: 140px !important;
  overflow-y: auto !important;
  scrollbar-width: thin !important;
  scrollbar-color: #888888 #f1f1f1 !important;
  padding-right: 6px !important;
}
@media (max-width: 768px) {
  .composer.multiline textarea {
    max-height: 110px !important;
  }
}
.composer textarea::-webkit-scrollbar,
.composer.multiline textarea::-webkit-scrollbar {
  width: 6px !important;
  display: block !important;
}
.composer textarea::-webkit-scrollbar-track,
.composer.multiline textarea::-webkit-scrollbar-track {
  background: #f1f1f1 !important;
  border-radius: 3px !important;
}
.composer textarea::-webkit-scrollbar-thumb,
.composer.multiline textarea::-webkit-scrollbar-thumb {
  background: #888888 !important;
  border-radius: 3px !important;
}
.composer textarea::-webkit-scrollbar-thumb:hover,
.composer.multiline textarea::-webkit-scrollbar-thumb:hover {
  background: #555555 !important;
}


/* === Bulletproof Dark Code Blocks with 100% Text Legibility === */
.code-block-wrapper {
  position: relative !important;
  margin: 12px 0 !important;
  border-radius: 12px !important;
  background: #1e1e1e !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  overflow: hidden !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12) !important;
}
.code-block-wrapper pre {
  margin: 0 !important;
  padding: 14px 46px 14px 16px !important;
  background: transparent !important;
  border-radius: 12px !important;
  overflow-x: auto !important;
  font-family: 'Cascadia Code', Consolas, Monaco, monospace !important;
  font-size: 13.5px !important;
  line-height: 1.55 !important;
  color: #f3f4f6 !important;
}
.code-block-wrapper pre code,
.code-block-wrapper code,
.code-block-wrapper span {
  color: #f3f4f6 !important;
  font-family: inherit !important;
  font-size: inherit !important;
  background: transparent !important;
}
.code-copy-btn {
  position: absolute !important;
  top: 8px !important;
  right: 8px !important;
  width: 28px !important;
  height: 28px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  border: 0 !important;
  border-radius: 6px !important;
  background: rgba(255, 255, 255, 0.12) !important;
  color: #d1d5db !important;
  cursor: pointer !important;
  transition: background 0.15s, color 0.15s !important;
  z-index: 2 !important;
}
.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.22) !important;
  color: #ffffff !important;
}
.code-copy-btn.copied {
  color: #10a37f !important;
  background: rgba(16, 163, 127, 0.25) !important;
}

/* === High-Contrast Prompt Navigation Minimap (Always Visible on Mobile & Desktop) === */
.prompt-nav-container {
  position: fixed !important;
  right: 6px !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  z-index: 70 !important;
  display: flex !important;
  flex-direction: row-reverse !important;
  align-items: center !important;
  gap: 8px !important;
  user-select: none !important;
  pointer-events: auto !important;
}
.prompt-nav-track {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-end !important;
  justify-content: center !important;
  padding: 10px 5px !important;
  cursor: pointer !important;
  border-radius: 20px !important;
  background: rgba(230, 232, 238, 0.95) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid rgba(0, 0, 0, 0.16) !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15), 0 1px 3px rgba(0, 0, 0, 0.08) !important;
  max-height: min(440px, 70vh) !important;
  min-height: 28px !important;
  outline: none !important;
  transition: all 0.18s ease !important;
  box-sizing: border-box !important;
}
.prompt-nav-track:hover {
  background: rgba(218, 221, 229, 0.98) !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2) !important;
  transform: scale(1.05) !important;
}
.prompt-nav-track:focus-visible {
  outline: 2px solid #2563eb !important;
  outline-offset: 2px !important;
}
.prompt-nav-bar {
  display: block !important;
  width: 14px !important;
  height: 3px;
  border-radius: 2px !important;
  background-color: #4b5563 !important;
  margin: 2.5px 0;
  transition: width 0.18s ease, background-color 0.18s ease !important;
  pointer-events: none !important;
  box-sizing: border-box !important;
}
.prompt-nav-bar.active {
  width: 20px !important;
  background-color: #111827 !important;
}

/* Floating outline popup card */
.prompt-nav-card {
  background: #ffffff !important;
  border: 1px solid rgba(0, 0, 0, 0.12) !important;
  border-radius: 14px !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.16), 0 2px 6px rgba(0, 0, 0, 0.06) !important;
  padding: 8px !important;
  min-width: 190px !important;
  max-width: min(300px, calc(100vw - 32px)) !important;
  max-height: min(420px, 70vh) !important;
  overflow-y: auto !important;
  overscroll-behavior: contain !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 4px !important;
  scrollbar-width: thin !important;
  scrollbar-color: rgba(0, 0, 0, 0.2) transparent !important;
  box-sizing: border-box !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
}
.prompt-nav-card::-webkit-scrollbar {
  width: 4px !important;
}
.prompt-nav-card::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2) !important;
  border-radius: 4px !important;
}
.prompt-nav-item {
  display: block !important;
  width: 100% !important;
  flex-shrink: 0 !important;
  min-height: 34px !important;
  height: auto !important;
  text-align: left !important;
  background: transparent !important;
  border: 0 !important;
  border-radius: 8px !important;
  padding: 8px 10px !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
  font-size: 13.5px !important;
  line-height: 1.45 !important;
  color: #1f2937 !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  transition: background-color 0.15s, color 0.15s !important;
  box-sizing: border-box !important;
}
.prompt-nav-item:hover {
  background-color: #f3f4f6 !important;
  color: #111827 !important;
}
.prompt-nav-item.active {
  background-color: #e5e7eb !important;
  color: #111827 !important;
  font-weight: 600 !important;
}

/* Flash highlight animation for target message */
@keyframes promptTargetHighlight {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 163, 127, 0.4);
    transform: scale(1);
  }
  30% {
    box-shadow: 0 0 0 4px rgba(16, 163, 127, 0.25);
    transform: scale(1.008);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 163, 127, 0);
    transform: scale(1);
  }
}

.prompt-highlighted-msg .user-bubble {
  animation: promptTargetHighlight 1.4s ease-out !important;
}

/* Mobile specific tuning */
@media (max-width: 768px) {
  .prompt-nav-container {
    right: 3px !important;
  }
  .prompt-nav-track {
    padding: 10px 4px !important;
    background: rgba(220, 223, 230, 0.96) !important;
    border: 1px solid rgba(0, 0, 0, 0.18) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2) !important;
  }
  .prompt-nav-bar {
    width: 15px !important;
  }
  .prompt-nav-bar.active {
    width: 22px !important;
    background-color: #000000 !important;
  }
}

/* === Document Fullscreen Modal === */
.doc-fullscreen-backdrop {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  background: #ffffff !important;
  z-index: 999999 !important;
  display: flex !important;
  flex-direction: column !important;
  
}

@keyframes docFadeIn {
  from { opacity: 0; transform: scale(0.99); }
  to { opacity: 1; transform: scale(1); }
}

.doc-fullscreen-modal {
  background: #ffffff !important;
  width: 100% !important;
  height: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important;
}

@media (min-width: 769px) {
  .doc-fullscreen-backdrop {
    background: rgba(0, 0, 0, 0.65) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    padding: 24px !important;
    align-items: center !important;
    justify-content: center !important;
  }
  .doc-fullscreen-modal {
    max-width: 860px !important;
    max-height: 90vh !important;
    border-radius: 16px !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35) !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
  }
}

.doc-fullscreen-header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  padding: 12px 18px !important;
  background: #ffffff !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08) !important;
  flex-shrink: 0 !important;
}

.doc-fullscreen-title {
  display: flex !important;
  align-items: center !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  color: #111827 !important;
}

.doc-fullscreen-actions {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
}

.doc-fullscreen-content {
  flex: 1 !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch !important;
  padding: 20px 20px 48px !important;
  max-width: 780px !important;
  margin: 0 auto !important;
  width: 100% !important;
  box-sizing: border-box !important;
  font-size: 15.5px !important;
  line-height: 1.68 !important;
  color: #1a1a1a !important;
  background: #ffffff !important;
  word-break: break-word !important;
}

.doc-fullscreen-content p {
  margin: 0 0 14px !important;
}
.doc-fullscreen-content p:last-child {
  margin-bottom: 0 !important;
}
.doc-fullscreen-content ul,
.doc-fullscreen-content ol {
  margin: 0 0 14px !important;
  padding-left: 22px !important;
}
.doc-fullscreen-content li {
  margin-bottom: 6px !important;
}
.doc-fullscreen-content a {
  color: #2563eb !important;
  text-decoration: underline !important;
}

/* User asset card styles */
.user-image-card {
  position: relative !important;
  display: inline-block !important;
  border-radius: 10px !important;
  overflow: hidden !important;
  max-width: 100% !important;
}
.user-image-card img {
  display: block !important;
  max-height: 200px !important;
  max-width: 100% !important;
  border-radius: 10px !important;
  object-fit: cover !important;
  cursor: pointer !important;
  transition: opacity 0.15s ease !important;
}
.user-image-card:hover img {
  opacity: 0.95 !important;
}
.user-asset-download-btn {
  position: absolute !important;
  right: 6px !important;
  bottom: 6px !important;
  background: rgba(17, 24, 39, 0.78) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: 6px !important;
  padding: 4px 8px !important;
  cursor: pointer !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  font-size: 11.5px !important;
  font-weight: 500 !important;
  backdrop-filter: blur(6px) !important;
  -webkit-backdrop-filter: blur(6px) !important;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.22) !important;
  transition: background-color 0.15s ease, transform 0.1s ease !important;
  z-index: 2 !important;
}
.user-asset-download-btn:hover {
  background: rgba(17, 24, 39, 0.92) !important;
  transform: scale(1.03) !important;
}
.user-file-card {
  transition: background 0.15s ease, transform 0.1s ease !important;
}
.user-file-card:hover {
  background: rgba(0, 0, 0, 0.1) !important;
  transform: translateY(-1px) !important;
}

/* Desktop Fullscreen Button */
.desktop-fullscreen-btn {
  display: none !important;
}

@media (min-width: 769px) {
  .desktop-fullscreen-btn {
    position: fixed !important;
    top: 14px !important;
    right: 18px !important;
    z-index: 99 !important;
    width: 36px !important;
    height: 36px !important;
    border-radius: 9px !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    background: rgba(255, 255, 255, 0.88) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    color: #4b5563 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06) !important;
    transition: all 0.15s ease !important;
    padding: 0 !important;
  }
  .desktop-fullscreen-btn:hover {
    background: #ffffff !important;
    color: #111827 !important;
    border-color: rgba(0, 0, 0, 0.2) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12) !important;
    transform: scale(1.05) !important;
  }
  .desktop-fullscreen-btn:active {
    transform: scale(0.95) !important;
  }
}

/* ==========================================================================
   Clean & Perfect Mobile Adaptation for Phones & Telegram Mini App
   ========================================================================== */

@media (max-width: 768px), (hover: none) and (pointer: coarse) {
  html, body, #root {
    height: 100% !important;
    min-height: 100% !important;
    max-height: 100% !important;
    overflow: hidden !important;
    background: #ffffff !important;
    -webkit-tap-highlight-color: transparent !important;
  }

  .app-shell,
  .app-shell.sidebar-collapsed {
    width: 100vw !important;
    height: 100% !important;
    height: 100dvh !important;
    min-height: 100% !important;
    max-height: 100dvh !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
  }

  .main-area {
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    flex: 1 1 auto !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    position: relative !important;
  }

  /* Chat container */
  .chat-container {
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    flex: 1 1 auto !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    position: relative !important;
  }

  /* Standard Clean Mobile Header */
  .mobile-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    height: 52px !important;
    min-height: 52px !important;
    padding: 0 10px !important;
    background: #ffffff !important;
    border-bottom: 1px solid #f0f0f0 !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 50 !important;
    flex-shrink: 0 !important;
    box-sizing: border-box !important;
  }

  .mobile-header-btn {
    width: 42px !important;
    height: 42px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 50% !important;
    border: none !important;
    background: transparent !important;
    color: #1f2937 !important;
    cursor: pointer !important;
    flex-shrink: 0 !important;
    padding: 0 !important;
  }
  .mobile-header-btn:active {
    background: rgba(0, 0, 0, 0.06) !important;
  }

  .mobile-header-title {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
  }

  .mobile-header-title .model-pill-trigger {
    height: 36px !important;
    padding: 0 12px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    border-radius: 18px !important;
    background: #f4f4f5 !important;
    border: none !important;
    font-size: 14.5px !important;
    font-weight: 500 !important;
    color: #18181b !important;
    cursor: pointer !important;
  }
  .mobile-header-title .model-pill-trigger:active {
    background: #e4e4e7 !important;
  }

  /* Model Selector Popup on mobile */
  .model-popup-card {
    position: fixed !important;
    top: 58px !important;
    left: 50% !important;
    right: auto !important;
    bottom: auto !important;
    transform: translateX(-50%) !important;
    width: min(320px, calc(100vw - 32px)) !important;
    background: #ffffff !important;
    border: 1px solid #e4e4e7 !important;
    border-radius: 16px !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15) !important;
    z-index: 1200 !important;
    padding: 8px !important;
  }

  /* Empty chat screen */
  .empty-chat {
    width: 100% !important;
    height: calc(100% - 52px) !important;
    flex: 1 1 auto !important;
    min-height: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 20px 16px max(16px, env(safe-area-inset-bottom, 0px)) !important;
    box-sizing: border-box !important;
    overflow-y: auto !important;
  }
  .empty-center {
    width: 100% !important;
    max-width: 480px !important;
    transform: none !important;
    margin: auto 0 !important;
  }
  .empty-center h1 {
    font-size: 24px !important;
    font-weight: 600 !important;
    margin: 0 0 24px !important;
    text-align: center !important;
    color: #18181b !important;
    letter-spacing: -0.3px !important;
  }

  /* Conversation view */
  .conversation {
    width: 100% !important;
    height: calc(100% - 52px) !important;
    flex: 1 1 auto !important;
    min-height: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    overflow: hidden !important;
  }
  .message-scroll {
    flex: 1 1 auto !important;
    min-height: 0 !important;
    padding: 12px 14px calc(115px + max(12px, env(safe-area-inset-bottom, 0px))) !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  /* Composer bar on mobile */
  .conversation-composer {
    position: absolute !important;
    inset: auto 0 0 !important;
    padding: 0 12px max(12px, env(safe-area-inset-bottom, 0px)) !important;
    background: linear-gradient(0deg, #ffffff 80%, rgba(255, 255, 255, 0)) !important;
    z-index: 20 !important;
  }

  /* Sidebar drawer on mobile */
  .sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    width: min(290px, 80vw) !important;
    z-index: 1000 !important;
    background: #ffffff !important;
    box-shadow: 12px 0 40px rgba(0, 0, 0, 0.22) !important;
    padding: 14px 10px max(14px, env(safe-area-inset-bottom, 0px)) !important;
    box-sizing: border-box !important;
  }

  /* Canvas header */
  .canvas-header {
    padding: 10px 14px !important;
  }

  /* Library container */
  .library-container {
    height: 100% !important;
    min-height: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
  }
}