@charset "UTF-8";
:root {
  --file-content-height: clamp(1320px, 129vh, 1680px);
  --scrollbar-size: 11px;
  --gh-bg: #f6f8fa;
  --gh-canvas: #ffffff;
  --gh-text: #1f2328;
  --gh-muted: #57606a;
  --gh-border: #d0d7de;
  --gh-border-2: #2ea043;
  --gh-accent: #0969da;
  --gh-accent-hover: #0860ca;
  --gh-success: #1f883d;
  --gh-header: #ffffff;
  --gh-header-text: #1f2328;
  --gh-danger: #cf222e;
  --gh-row-hover: #f3f4f6;
  --gh-button-hover: #f3f4f6;
  --gh-header-border: #d8dee4;
  --gh-subtle-bg: #f6f8fa;
  --gh-divider-soft: #d8dee4;
  --gh-btn-bg: #f6f8fa;
  --gh-input-bg: #ffffff;
  --gh-user-pill-bg: #ddf4ff;
  --gh-user-pill-border: #a5d6ff;
  --gh-user-pill-text: #0969da;
  --gh-icon-color: #57606a;
  --gh-editor-bg: #ffffff;
  --gh-editor-text: #1f2328;
  --gh-danger-bg: #ffebe9;
  --gh-danger-border: #ff818266;
  --gh-success-bg: #dafbe1;
  --gh-success-border: #1f883d66;
  --gh-success-text: #1f883d;
  --gh-shadow: #1f23281f;
  --gh-scrollbar-track: #eef1f4;
  --gh-scrollbar-thumb: #c1c9d2;
  --gh-scrollbar-thumb-hover: #98a6b3;
  --modal-overlay: #24292f33;
  --modal-card: var(--gh-canvas);
  --modal-card-border: var(--gh-border);
  --modal-title: var(--gh-text);
  --modal-input-bg: var(--gh-input-bg);
  --modal-input-border: var(--gh-border);
  --modal-input-focus-shadow: #0969da26;
  --modal-button-bg: var(--gh-accent);
  --modal-button-bg-hover: var(--gh-accent-hover);
}

@media (prefers-color-scheme: dark) {
  :root {
    --gh-bg: #0d1117;
    --gh-canvas: #161b22;
    --gh-text: #c9d1d9;
    --gh-muted: #8b949e;
    --gh-border: #30363d;
    --gh-accent: #2f81f7;
    --gh-accent-hover: #58a6ff;
    --gh-success: #238636;
    --gh-header: #161b22;
    --gh-header-text: #f0f6fc;
    --gh-danger: #f85149;
    --gh-row-hover: #21262d;
    --gh-button-hover: #30363d;
    --gh-header-border: #21262d;
    --gh-subtle-bg: #1f242d;
    --gh-divider-soft: #30363d;
    --gh-btn-bg: #21262d;
    --gh-input-bg: #0d1117;
    --gh-user-pill-bg: #1f2a3a;
    --gh-user-pill-border: #303f52;
    --gh-user-pill-text: #c9d1d9;
    --gh-icon-color: #f0f6fc;
    --gh-editor-bg: #0d1117;
    --gh-editor-text: #c9d1d9;
    --gh-danger-bg: #3a1f1f;
    --gh-danger-border: #6e2f2f;
    --gh-success-bg: #0f3d2e;
    --gh-success-border: #3fb95066;
    --gh-success-text: #7ee787;
    --gh-shadow: #01040959;
    --gh-scrollbar-track: #161b22;
    --gh-scrollbar-thumb: #3d444d;
    --gh-scrollbar-thumb-hover: #59636e;
    --modal-overlay: #01040999;
  }
  body {
    color-scheme: dark;
  }
}
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

.auto-direction {
  direction: auto;
  unicode-bidi: plaintext;
}

html {
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: 0 1rem 3rem;
  background: var(--gh-bg);
  color: var(--gh-text);
  color-scheme: light;
  font-family: "Segoe UI", "Noto Sans", sans-serif;
}

html,
body,
#file-list,
#fileContentBody,
#fileContentTextarea,
#file-history-box,
#file-info-box,
.file-preview-lines,
.history-list,
#binItemsList,
.metadata-content {
  scrollbar-width: thin;
  scroll-behavior: smooth;
  scrollbar-color: var(--gh-scrollbar-thumb) var(--gh-scrollbar-track);
}
html::-webkit-scrollbar,
body::-webkit-scrollbar,
#file-list::-webkit-scrollbar,
#fileContentBody::-webkit-scrollbar,
#fileContentTextarea::-webkit-scrollbar,
#file-history-box::-webkit-scrollbar,
#file-info-box::-webkit-scrollbar,
.file-preview-lines::-webkit-scrollbar,
.history-list::-webkit-scrollbar,
#binItemsList::-webkit-scrollbar,
.metadata-content::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}
html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
#file-list::-webkit-scrollbar-track,
#fileContentBody::-webkit-scrollbar-track,
#fileContentTextarea::-webkit-scrollbar-track,
#file-history-box::-webkit-scrollbar-track,
#file-info-box::-webkit-scrollbar-track,
.file-preview-lines::-webkit-scrollbar-track,
.history-list::-webkit-scrollbar-track,
#binItemsList::-webkit-scrollbar-track,
.metadata-content::-webkit-scrollbar-track {
  background: var(--gh-scrollbar-track);
}
html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
#file-list::-webkit-scrollbar-thumb,
#fileContentBody::-webkit-scrollbar-thumb,
#fileContentTextarea::-webkit-scrollbar-thumb,
#file-history-box::-webkit-scrollbar-thumb,
#file-info-box::-webkit-scrollbar-thumb,
.file-preview-lines::-webkit-scrollbar-thumb,
.history-list::-webkit-scrollbar-thumb,
#binItemsList::-webkit-scrollbar-thumb,
.metadata-content::-webkit-scrollbar-thumb {
  background: var(--gh-scrollbar-thumb);
  border-radius: 999px;
  border: 2px solid var(--gh-scrollbar-track);
}
html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
#file-list::-webkit-scrollbar-thumb:hover,
#fileContentBody::-webkit-scrollbar-thumb:hover,
#fileContentTextarea::-webkit-scrollbar-thumb:hover,
#file-history-box::-webkit-scrollbar-thumb:hover,
#file-info-box::-webkit-scrollbar-thumb:hover,
.file-preview-lines::-webkit-scrollbar-thumb:hover,
.history-list::-webkit-scrollbar-thumb:hover,
#binItemsList::-webkit-scrollbar-thumb:hover,
.metadata-content::-webkit-scrollbar-thumb:hover {
  background: var(--gh-scrollbar-thumb-hover);
}

#topBar {
  width: calc(100% + 2rem);
  margin: 0 -1rem 1.25rem;
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  background: var(--gh-header);
  color: var(--gh-header-text);
  border-bottom: 1px solid var(--gh-header-border);
  user-select: none;
}

.typing-svg {
  padding-top: 0.3rem;
}

#sessionControls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

#currentUser {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  max-width: 220px;
  padding: 0.2rem 0.65rem 0.2rem 0.2rem;
  border: 1.5px solid var(--gh-border);
  border-radius: 999px;
  background: var(--gh-canvas);
  color: var(--gh-text);
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

#userAvatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--gh-accent) 14%, var(--gh-canvas));
  color: var(--gh-accent);
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1;
  letter-spacing: -0.01em;
  user-select: none;
}

#userName {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

#logoutBtn {
  display: none;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--gh-border);
  border-radius: 6px;
  background: var(--gh-btn-bg);
  color: var(--gh-muted);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
#logoutBtn .logout-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
#logoutBtn:hover {
  background: color-mix(in srgb, var(--gh-danger) 6%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-danger) 30%, var(--gh-border));
  color: var(--gh-danger);
}

#workspaceLayout {
  width: min(1300px, 100%);
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(0, 3fr);
  gap: 0.9rem;
  align-items: start;
}

#treePane,
#fileView {
  min-width: 0;
}

#treePane {
  height: min(var(--file-content-height), (100vh - 120px) * 1.5);
  display: grid;
  grid-template-rows: 2fr 2fr 2fr;
  gap: 0.8rem;
  overflow-wrap: anywhere;
  user-select: none;
  min-height: 850px;
}

#explorerPane,
#historyPane,
#metadataPane {
  min-height: 0;
}

#explorerPane {
  display: grid;
  grid-template-rows: auto auto auto 1fr;
}

#historyPane,
#metadataPane {
  display: flex;
  min-width: 0;
  overflow: hidden;
}

#fileView {
  display: grid;
  gap: 1rem;
}

#explorerHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.72rem 0 0.5rem;
  background: var(--gh-subtle-bg);
  border: 1px solid var(--gh-border);
  border-bottom: 0;
  border-radius: 8px 8px 0 0;
}

#explorerHeader h2 {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gh-muted);
  text-transform: uppercase;
}

.explorer-header-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.explorer-bin-btn {
  position: relative;
  width: 30px;
  height: 30px;
  min-width: 30px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.explorer-bin-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  background: var(--gh-icon-color);
  -webkit-mask-image: url("/Assets/Delete.png");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("/Assets/Delete.png");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
.explorer-bin-btn:hover {
  background: var(--gh-button-hover);
  border-color: var(--gh-border);
}
.explorer-bin-btn:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 1px;
}

#binPanel {
  width: min(1300px, 100%);
  max-height: min(var(--file-content-height), (100vh - 120px) * 1.5);
  margin: 0 auto 0.9rem;
  border-radius: 8px;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
  overflow: hidden;
  user-select: none;
  display: flex;
  flex-direction: column;
}

#binItemsList {
  max-height: min(45vh, 300px);
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1 1 auto;
  overflow-y: auto;
}

.bin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  padding: 0.6rem 0.8rem;
  background: var(--gh-subtle-bg);
  border-bottom: 1px solid var(--gh-border);
}
.bin-header h3 {
  margin: 0;
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gh-muted);
}

.bin-footer {
  padding: 0.5rem 0.8rem;
  border-top: 1px solid var(--gh-divider-soft);
  background: var(--gh-subtle-bg);
  display: flex;
  justify-content: center;
}

.bin-empty-btn {
  border: 1px solid color-mix(in srgb, var(--gh-danger) 50%, var(--gh-border));
  background: color-mix(in srgb, var(--gh-danger) 8%, var(--gh-canvas));
  color: var(--gh-danger);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  font-size: 0.75rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.bin-empty-btn:hover {
  background: color-mix(in srgb, var(--gh-danger) 14%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-danger) 70%, var(--gh-border));
}
.bin-empty-btn:focus-visible {
  outline: 2px solid var(--gh-danger);
  outline-offset: 1px;
}

.bin-close-btn,
.metadata-close-btn {
  width: 26px;
  height: 26px;
  min-width: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--gh-border);
  border-radius: 999px;
  background: var(--gh-btn-bg);
  color: var(--gh-muted);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.12s ease;
}
.bin-close-btn:hover,
.metadata-close-btn:hover {
  color: var(--gh-text);
  border-color: color-mix(in srgb, var(--gh-accent) 35%, var(--gh-border));
  transform: scale(1.05);
}
.bin-close-btn:focus-visible,
.metadata-close-btn:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 2px;
}

.bin-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.8rem;
  border-bottom: 1px solid var(--gh-divider-soft);
  font-size: 0.84rem;
  transition: background-color 0.15s ease;
}
.bin-item:last-child {
  border-bottom: none;
}
.bin-item:hover {
  background: var(--gh-row-hover);
}

.bin-item-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.bin-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--gh-text);
  flex-shrink: 1;
  min-width: 0;
}

.bin-item-meta {
  color: var(--gh-muted);
  font-size: 0.75rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.bin-item-actions {
  display: flex;
  gap: 0.4rem;
  flex-shrink: 0;
  margin-left: auto;
}

.bin-restore-btn.icon-btn {
  position: relative;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--gh-success) 50%, var(--gh-border));
  background: color-mix(in srgb, var(--gh-success) 8%, var(--gh-canvas));
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.bin-restore-btn.icon-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 15px;
  height: 15px;
  transform: translate(-50%, -50%);
  background: var(--gh-success);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='1 4 1 10 7 10'/%3E%3Cpath d='M3.51 15a9 9 0 1 0 2.13-9.36L1 10'/%3E%3C/svg%3E");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='1 4 1 10 7 10'/%3E%3Cpath d='M3.51 15a9 9 0 1 0 2.13-9.36L1 10'/%3E%3C/svg%3E");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
.bin-restore-btn.icon-btn:hover {
  background: color-mix(in srgb, var(--gh-success) 20%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-success) 65%, var(--gh-border-2));
}
.bin-restore-btn.icon-btn:focus-visible {
  outline: 2px solid var(--gh-success);
  outline-offset: 1px;
}

.bin-delete-btn.icon-btn {
  position: relative;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--gh-danger) 50%, var(--gh-border));
  background: color-mix(in srgb, var(--gh-danger) 8%, var(--gh-canvas));
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.bin-delete-btn.icon-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  background: var(--gh-danger);
  -webkit-mask-image: url("/Assets/Delete.png");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("/Assets/Delete.png");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
.bin-delete-btn.icon-btn:hover {
  background: color-mix(in srgb, var(--gh-danger) 14%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-danger) 70%, var(--gh-border));
}
.bin-delete-btn.icon-btn:focus-visible {
  outline: 2px solid var(--gh-danger);
  outline-offset: 1px;
}

.bin-empty {
  padding: 1rem 0.8rem;
  text-align: center;
  color: var(--gh-muted);
  font-size: 0.84rem;
}

#explorerSearchToggle {
  position: relative;
  width: 30px;
  height: 30px;
  min-width: 30px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
#explorerSearchToggle::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  background: var(--gh-icon-color);
  -webkit-mask-image: url("/Assets/Search.png");
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: url("/Assets/Search.png");
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
#explorerSearchToggle:hover {
  background: var(--gh-button-hover);
  border-color: var(--gh-border);
}
#explorerSearchToggle.active::before {
  background: var(--gh-accent);
}
#explorerSearchToggle:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 1px;
}

#explorerSearchWrap {
  padding: 0.4rem 0.5rem;
  background: var(--gh-subtle-bg);
  border: 1px solid var(--gh-border);
  border-top: 0;
  border-bottom: 0;
}

#explorerSearchInput {
  width: 100%;
  padding: 0.4rem 0.55rem;
  font-size: 0.78rem;
  border: 1px solid var(--gh-border);
  border-radius: 6px;
  background: var(--gh-input-bg);
  color: var(--gh-text);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}
#explorerSearchInput:focus {
  border-color: var(--gh-accent);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.1490196078);
}
#explorerSearchInput::placeholder {
  color: var(--gh-muted);
}

#explorerPath {
  display: block;
  max-width: 100%;
  margin: 0;
  padding: 0.38rem 0.72rem;
  font-size: 0.75rem;
  color: var(--gh-muted);
  background: var(--gh-subtle-bg);
  border: 1px solid var(--gh-border);
  border-top: 0;
  border-bottom: 0;
  font-family: Consolas, "Courier New", monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  direction: rtl;
  text-align: left;
}

#file-list {
  margin-top: 0;
  margin-bottom: 0;
  padding: 0;
  list-style: none;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
  border-radius: 0 0 8px 8px;
  overflow: hidden;
  max-height: none;
  height: 100%;
  overflow-y: auto;
  scrollbar-gutter: stable;
}

#file-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.38rem 0.6rem 0.38rem 0;
  border-bottom: 1px solid var(--gh-divider-soft);
  line-height: 1.35;
  font-size: 0.86rem;
}
#file-list li::before {
  content: "";
  width: 0;
  margin-right: 0;
}
#file-list li.folder .item-label::before {
  content: "📁 ";
  color: var(--gh-muted);
}
#file-list li.file .item-label::before {
  content: "📄 ";
  color: var(--gh-muted);
}
#file-list li:last-child {
  border-bottom: 0;
}
#file-list li:hover {
  background: var(--gh-row-hover);
}
#file-list li.active {
  background: color-mix(in srgb, var(--gh-accent) 12%, var(--gh-canvas));
  border-left: 3px solid var(--gh-accent);
  padding-left: calc(0.6rem - 3px);
}
#file-list li button {
  border: 1px solid var(--gh-border);
  background: var(--gh-btn-bg);
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
#file-list li button:hover {
  background: var(--gh-button-hover);
}
#file-list li button {
  color: var(--gh-text);
  padding: 0.2rem 0.55rem;
  font-size: 0.78rem;
}
#file-list li button.icon-btn {
  position: relative;
  width: 30px;
  height: 30px;
  padding: 0;
}
#file-list li button.icon-btn:hover {
  border-color: color-mix(in srgb, var(--gh-accent) 50%, var(--gh-border));
}
#file-list li button.icon-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  background: var(--gh-icon-color);
  -webkit-mask-image: var(--icon-url);
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: var(--icon-url);
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
#file-list li button.icon-btn-delete {
  --icon-url: url("/Assets/Delete.png");
}
#file-list li button.icon-btn-download {
  --icon-url: url("/Assets/Download.png");
}
#file-list li button.icon-btn-history {
  --icon-url: url("/Assets/History.png");
}
#file-list li button.icon-btn-rename {
  --icon-url: url("/Assets/Rename.png");
}
#file-list li button.icon-btn-metadata {
  --icon-url: url("/Assets/MetaData.png");
}
#file-list li button.icon-btn:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 1px;
}

.item-label {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  align-self: center;
}

.item-label-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  flex-shrink: 0;
}

#quickActions {
  width: min(1300px, 100%);
  margin: 0 auto 0.9rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  user-select: none;
}

.action-group {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  border-radius: 8px;
  padding: 0.6rem;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
}
.action-group input[type=text] {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--gh-border);
  border-radius: 6px;
  padding: 0.45rem 0.62rem;
  background: var(--gh-input-bg);
  color: var(--gh-text);
  font-size: 0.95em;
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#fileInput {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

#fileInputLabel,
#folderInputLabel {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  min-width: 0;
  padding: 0.45rem 0.62rem;
  background: var(--gh-input-bg);
  color: var(--gh-muted);
  border: 1px solid var(--gh-border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95em;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
#fileInputLabel:hover,
#folderInputLabel:hover {
  border-color: var(--gh-accent);
}

#fileInputName,
#folderInputName {
  color: var(--gh-text);
  font-size: 0.95em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#fileInputName:empty::before {
  content: "Select a file";
  color: var(--gh-muted);
}

#folderInputName:empty::before {
  content: "Select a folder";
  color: var(--gh-muted);
}

#uploadBtn,
#uploadFolderBtn,
#createFileBtn,
#createFolderBtn {
  flex-shrink: 0;
}

#fileInput:focus + #fileInputLabel {
  border-color: var(--gh-accent);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.1490196078);
}

#folderName:focus,
#folderInputLabel:focus,
#fileInputLabel:focus,
#fileNameInput:focus {
  outline: none;
  border-color: var(--gh-accent);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.1490196078);
}

#createFolderBtn,
#uploadBtn,
#uploadFolderBtn,
#createFileBtn {
  border: 1.5px solid color-mix(in srgb, var(--gh-success) 50%, var(--gh-border));
  background: color-mix(in srgb, var(--gh-success) 8%, var(--gh-canvas));
  color: var(--gh-success);
  border-radius: 6px;
  padding: 0.42rem 0.72rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.031372549);
  min-width: 120px;
  max-width: 120px;
}
#createFolderBtn:hover,
#uploadBtn:hover,
#uploadFolderBtn:hover,
#createFileBtn:hover {
  background: color-mix(in srgb, var(--gh-success) 14%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-success) 70%, var(--gh-border));
  color: #1a7f37;
  box-shadow: 0 2px 6px rgba(31, 136, 61, 0.1019607843);
  filter: brightness(1.25);
}
#createFolderBtn:active,
#uploadBtn:active,
#uploadFolderBtn:active,
#createFileBtn:active {
  background: color-mix(in srgb, var(--gh-success) 20%, var(--gh-canvas));
  box-shadow: none;
}
#createFolderBtn:focus-visible,
#uploadBtn:focus-visible,
#uploadFolderBtn:focus-visible,
#createFileBtn:focus-visible {
  outline: 2px solid var(--gh-success);
  outline-offset: 2px;
}

#file-content-box {
  height: min(var(--file-content-height), (100vh - 120px) * 1.5);
  border-radius: 8px;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  min-height: 850px;
}

#file-content-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 0.75rem;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--gh-border);
  background: var(--gh-subtle-bg);
  min-height: 48px;
  user-select: none;
}

#file-content-meta {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex: 1;
  overflow: hidden;
}

#fileContentTitle {
  margin: 0;
  color: var(--gh-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
  flex-shrink: 0;
}

#fileContentPath {
  flex: 1 1 auto;
  min-width: 0;
  color: var(--gh-muted);
  font-size: 0.76rem;
  font-family: Consolas, "Courier New", monospace;
  opacity: 0.95;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  direction: rtl;
  text-align: left;
}

#file-content-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  justify-self: end;
}
#file-content-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  color: var(--gh-text);
  padding: 0.32rem 0.7rem;
  border: 1px solid var(--gh-border);
  background: var(--gh-btn-bg);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
#file-content-actions button:hover {
  background: var(--gh-button-hover);
}
#file-content-actions button:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 2px;
}

#shareBtn.icon-btn {
  position: relative;
  width: 30px;
  height: 30px;
  padding: 0;
  min-width: 30px;
}
#shareBtn.icon-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  background: var(--gh-icon-color);
  -webkit-mask-image: var(--icon-url);
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  mask-image: var(--icon-url);
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
}
#shareBtn.icon-btn:focus-visible {
  outline: 2px solid var(--gh-accent);
  outline-offset: 1px;
}
#shareBtn.icon-btn:hover {
  border-color: color-mix(in srgb, var(--gh-accent) 50%, var(--gh-border));
}
#shareBtn.icon-btn-share {
  --icon-url: url("/Assets/Share.png");
}

#editBtn {
  color: #ffffff;
  border-color: color-mix(in srgb, var(--gh-accent) 78%, rgba(0, 0, 0, 0.1333333333));
  background: linear-gradient(180deg, color-mix(in srgb, var(--gh-accent) 88%, rgba(255, 255, 255, 0.0705882353)), color-mix(in srgb, var(--gh-accent) 100%, rgba(0, 0, 0, 0.0705882353)));
  font-weight: 600;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1490196078), 0 1px 2px rgba(0, 0, 0, 0.1411764706);
}
#editBtn:hover {
  background: linear-gradient(180deg, color-mix(in srgb, var(--gh-accent-hover) 82%, rgba(255, 255, 255, 0.0784313725)), color-mix(in srgb, var(--gh-accent-hover) 100%, rgba(0, 0, 0, 0.0705882353)));
  border-color: color-mix(in srgb, var(--gh-accent-hover) 84%, rgba(0, 0, 0, 0.1333333333));
  transform: translateY(-1px);
}
#editBtn:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--gh-accent) 80%, rgba(255, 255, 255, 0.1254901961));
  outline-offset: 2px;
}

#saveBtn {
  background: var(--gh-success) !important;
  color: #ffffff !important;
  border-color: #1a7f37 !important;
}
#saveBtn:hover {
  filter: brightness(0.95);
}

#cancelBtn {
  color: var(--gh-muted);
}
#cancelBtn:hover {
  color: var(--gh-text);
}

#fileContentBody {
  overflow-y: auto;
  padding: 1rem 0.5rem 1.5rem 0.5rem;
}

#fileContentBody,
.file-preview-lines {
  margin: 0;
  min-height: 0;
  white-space: wrap;
  scrollbar-gutter: stable;
  font-family: "Fira Mono", "Consolas", "Menlo", "Monaco", monospace;
  color: var(--gh-editor-text);
  line-height: 1.2;
  background: var(--gh-editor-bg);
  border-radius: 6px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.0666666667);
}
#fileContentBody.media-preview,
.file-preview-lines.media-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: normal;
  font-family: "Segoe UI", "Noto Sans", sans-serif;
  color: var(--gh-text);
}
#fileContentBody.binary-preview,
.file-preview-lines.binary-preview {
  font-family: "Segoe UI", "Noto Sans", sans-serif;
  color: var(--gh-muted);
}
#fileContentBody.word-preview,
.file-preview-lines.word-preview {
  display: block;
  white-space: normal;
  font-family: "Segoe UI", "Noto Sans", sans-serif;
  color: var(--gh-text);
  overflow-y: auto;
}

.file-preview-media {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  background: var(--gh-editor-bg);
}

audio.file-preview-media {
  width: 100%;
  min-height: 56px;
  max-height: none;
  object-fit: unset;
}

.file-preview-pdf {
  width: 100%;
  height: 100%;
  min-height: 60vh;
  border: none;
  border-radius: 6px;
}

.word-preview-content {
  max-width: 800px;
  padding: 1.5rem 2rem;
  line-height: 1.7;
}
.word-preview-content h1,
.word-preview-content h2,
.word-preview-content h3,
.word-preview-content h4 {
  margin: 1.2em 0 0.4em;
}
.word-preview-content p {
  margin: 0.5em 0;
}
.word-preview-content table {
  border-collapse: collapse;
  margin: 1em 0;
}
.word-preview-content td,
.word-preview-content th {
  border: 1px solid var(--gh-border);
  padding: 0.35em 0.75em;
}

.excel-preview-content {
  padding: 20px;
  font-family: "Inter", "Segoe UI", sans-serif;
  color: #222;
}

.excel-sheet h3 {
  margin: 20px 0 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--gh-text);
}

.excel-preview-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 25px;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.08);
}

.excel-preview-content table th {
  background: #f3f4f6;
  font-weight: 600;
  padding: 10px;
  border-bottom: 1px solid #ddd;
  text-align: left;
}

.excel-preview-content table td {
  padding: 10px;
  border-bottom: 1px solid #eee;
}

.excel-preview-content table tr:nth-child(even) td {
  background: #fafafa;
}

.excel-preview-content table tr:last-child td {
  font-weight: 600;
  background: #f0f7ff;
  border-top: 2px solid #cde2ff;
}

.excel-preview-content td:nth-child(2),
.excel-preview-content td:nth-child(3),
.excel-preview-content td:nth-child(4) {
  text-align: left;
}

#fileContentTextarea {
  margin: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  padding: 1.5rem;
  border: none;
  border-radius: 6px;
  background: var(--gh-editor-bg);
  color: var(--gh-editor-text);
  font-family: Consolas, "Courier New", monospace;
  font-size: 1rem;
  resize: none;
  outline: none;
  white-space: pre;
  overflow: auto;
  scrollbar-gutter: stable;
  transition: outline 0.2s ease;
}
#fileContentTextarea:focus {
  outline: 1px solid var(--gh-accent);
  outline-offset: -1px;
}

#file-info-box {
  margin-top: 0;
  width: 100%;
  height: 100%;
  border-radius: 8px;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
  font-size: 0.84rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
#file-info-box h3 {
  margin: 0;
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gh-muted);
}

.metadata-content {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 0.55rem 0.8rem;
  scrollbar-gutter: stable;
}
.metadata-content p {
  margin: 0.32rem 0;
}

.metadata-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.8rem;
  background: var(--gh-subtle-bg);
  border-bottom: 1px solid var(--gh-border);
  flex-shrink: 0;
}
.metadata-header h3 {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gh-muted);
}

#file-history-box {
  margin-top: 0;
  width: 100%;
  height: 100%;
  border-radius: 8px;
  background: var(--gh-canvas);
  border: 1px solid var(--gh-border);
  font-size: 0.84rem;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  overflow-y: auto;
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.55rem 0.8rem;
  background: var(--gh-subtle-bg);
  border-bottom: 1px solid var(--gh-border);
  flex-shrink: 0;
}
.history-header h3 {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gh-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-nav {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.8rem;
  background: var(--gh-subtle-bg);
  border-bottom: 1px solid var(--gh-divider-soft);
  flex-shrink: 0;
}

.history-nav-btn {
  border: 1px solid var(--gh-border);
  background: var(--gh-btn-bg);
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.history-nav-btn:hover {
  background: var(--gh-button-hover);
}
.history-nav-btn {
  color: var(--gh-text);
  padding: 0.2rem 0.5rem;
  font-size: 0.76rem;
  white-space: nowrap;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}
.history-nav-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.history-nav-status {
  text-align: center;
  font-size: 0.78rem;
  color: var(--gh-muted);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.history-list {
  margin: 0;
  list-style: none;
  padding: 0;
  flex: 1 1 auto;
  min-height: 0;
  scrollbar-gutter: stable;
  overflow-y: auto;
  scrollbar-width: thin;
  scroll-behavior: smooth;
  scrollbar-color: var(--gh-scrollbar-thumb) var(--gh-scrollbar-track);
}
.history-list::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}
.history-list::-webkit-scrollbar-track {
  background: var(--gh-scrollbar-track);
}
.history-list::-webkit-scrollbar-thumb {
  background: var(--gh-scrollbar-thumb);
  border-radius: 999px;
  border: 2px solid var(--gh-scrollbar-track);
}
.history-list::-webkit-scrollbar-thumb:hover {
  background: var(--gh-scrollbar-thumb-hover);
}

.history-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--gh-divider-soft);
}
.history-item:last-child {
  border-bottom: none;
}

.history-version {
  font-weight: 600;
  color: var(--gh-accent);
  min-width: 2rem;
}

.history-date {
  flex: 1;
  color: var(--gh-muted);
  font-size: 0.8rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.history-restore-btn {
  border: 1px solid var(--gh-border);
  background: var(--gh-btn-bg);
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.history-restore-btn:hover {
  background: var(--gh-button-hover);
}
.history-restore-btn {
  color: var(--gh-text);
  padding: 0.2rem 0.55rem;
  font-size: 0.78rem;
  white-space: nowrap;
}

.history-close-btn {
  border: 1px solid var(--gh-border);
  background: var(--gh-btn-bg);
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}
.history-close-btn:hover {
  background: var(--gh-button-hover);
}
.history-close-btn {
  margin-top: 0.4rem;
  color: var(--gh-muted);
  padding: 0.25rem 0.72rem;
  font-size: 0.8rem;
  width: 100%;
  transition: background-color 0.18s ease, color 0.18s ease;
}
.history-close-btn:hover {
  color: var(--gh-text);
  background: var(--gh-button-hover);
}

.rename-input {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--gh-divider-soft);
  border-radius: 0.5rem;
  background: var(--gh-surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  color: var(--gh-text);
}

.rename-input:focus {
  outline: none;
  border-color: var(--gh-accent);
}

.file-preview-line {
  display: flex;
  align-items: center;
  min-height: 1.2em;
}

.file-preview-linenum {
  padding: 0 8px 0 0;
  min-width: 2.5em;
  width: max-content;
  text-align: right;
  color: #999;
  white-space: nowrap;
  font-family: inherit;
  font-size: 1em;
  user-select: none;
  opacity: 0.7;
  display: inline-block;
  border-right: 3px solid #1f242d;
  background: inherit;
  box-sizing: border-box;
}

.file-preview-code {
  padding-left: 0.75em;
  flex: 1 1 auto;
  white-space: pre;
  font-family: inherit;
}

#spinner-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(36, 41, 47, 0.2);
  backdrop-filter: blur(1px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: all;
}

.loading-wave {
  width: 300px;
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.loading-bar {
  width: 20px;
  height: 10px;
  margin: 0 5px;
  background-color: #3498db;
  border-radius: 5px;
  animation: loading-wave-animation 1s ease-in-out infinite;
}

.loading-bar:nth-child(2) {
  animation-delay: 0.1s;
}

.loading-bar:nth-child(3) {
  animation-delay: 0.2s;
}

.loading-bar:nth-child(4) {
  animation-delay: 0.3s;
}

@keyframes loading-wave-animation {
  0% {
    height: 10px;
  }
  50% {
    height: 50px;
  }
  100% {
    height: 10px;
  }
}
#loginModal {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--modal-overlay);
  backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}
#loginModal > div {
  width: min(430px, 100%);
  background: var(--modal-card);
  padding: 2.2rem 1.8rem 1.8rem;
  border-radius: 12px;
  box-shadow: 0 16px 40px var(--gh-shadow);
  text-align: left;
  border: 1px solid var(--modal-card-border);
  animation: modal-pop 0.28s ease-out;
}
#loginModal h2 {
  margin: 0 0 1.2rem;
  font-size: 1.3rem;
  letter-spacing: 0;
  color: var(--modal-title);
  transform-origin: 50% 50%;
}

@keyframes text-roll-swap {
  0% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
  }
  49% {
    opacity: 0;
    transform: translateY(-9px) rotateX(88deg);
  }
  50% {
    opacity: 0;
    transform: translateY(9px) rotateX(-88deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0deg);
  }
}
#modalTitle.text-roll,
.roll-text.text-roll {
  animation: text-roll-swap 0.3s ease;
  transform-origin: 50% 50%;
  backface-visibility: hidden;
}

.roll-text {
  display: inline-block;
  transform-origin: 50% 50%;
}

#modalUserName,
#modalPassword {
  width: 100%;
  margin-bottom: 0.8rem;
  padding: 0.78rem 0.85rem;
  font-size: 1rem;
  border: 1px solid var(--modal-input-border);
  border-radius: 6px;
  background: var(--modal-input-bg);
  color: var(--gh-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
#modalUserName:focus,
#modalPassword:focus {
  outline: none;
  border-color: var(--gh-accent);
  box-shadow: 0 0 0 3px var(--modal-input-focus-shadow);
}

#modalSubmit {
  width: 100%;
  margin-top: 0.2rem;
  padding: 0.72rem 1.2rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0;
  background: var(--modal-button-bg);
  color: white;
  border: 1px solid rgba(27, 31, 36, 0.1490196078);
  border-radius: 6px;
  cursor: pointer;
  box-shadow: none;
  transition: transform 0.15s ease, background 0.2s ease, filter 0.2s ease;
}
#modalSubmit:hover {
  background: var(--modal-button-bg-hover);
}
#modalSubmit:active {
  transform: translateY(1px);
}

#modalModeToggle {
  width: 100%;
  margin-top: 0.55rem;
  padding: 0.62rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--modal-input-border);
  background: var(--modal-input-bg);
  color: var(--gh-text);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
#modalModeToggle:hover {
  background: color-mix(in oklab, var(--modal-input-bg), black 4%);
  border-color: var(--gh-accent);
}

#modalError {
  display: block;
  min-height: 1.15rem;
  margin: 0.05rem 0 0.65rem;
  font-size: 0.85rem;
  line-height: 1.15rem;
  color: var(--gh-danger);
  opacity: 1;
  visibility: visible;
  transition: opacity 0.16s ease, visibility 0.16s ease;
}

#modalError.hidden {
  opacity: 0;
  visibility: hidden;
}

#errorMessage {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  width: min(1300px, 100%);
  max-height: 2.5em;
  min-height: 2.5em;
  overflow: hidden;
  margin: 0.5rem auto 1rem auto;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: clamp(0.7rem, 2vw, 0.9rem);
  transition: opacity 0.2s, visibility 0.2s;
  opacity: 1;
  visibility: visible;
  box-sizing: border-box;
  min-width: 250px;
  user-select: none;
  padding: 0.2rem 0.4rem;
  line-height: 1.8em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#errorMessage span {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  padding-right: 0.5rem;
  min-width: 0;
}

#errorMessage.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.confirm-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  min-height: 1.8em;
}
.confirm-actions button {
  border-radius: 6px;
  padding: 0.3rem;
  font-size: 0.7rem;
  text-align: center;
  cursor: pointer;
  width: 3rem;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.confirm-yes-btn {
  background: var(--gh-success-bg);
  color: var(--gh-success-text);
  border: 1.2px solid var(--gh-success-border);
}
.confirm-yes-btn:hover {
  background: color-mix(in srgb, var(--gh-success) 20%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-success) 65%, var(--gh-border-2));
  filter: brightness(1.25);
}

.confirm-no-btn {
  background: var(--gh-danger-bg);
  color: var(--gh-danger);
  border: 1.2px solid var(--gh-danger-border);
}
.confirm-no-btn:hover {
  background: color-mix(in srgb, var(--gh-danger) 12%, var(--gh-canvas));
  border-color: color-mix(in srgb, var(--gh-danger) 50%, var(--gh-border));
  filter: brightness(1.25);
}

@keyframes modal-pop {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@media (max-width: 1000px) {
  :root {
    --file-content-height: clamp(1110px, 120vh, 1470px);
    --scrollbar-size: 10px;
  }
  #treePane {
    height: min(var(--file-content-height), (100vh - 110px) * 1.5);
  }
  #file-content-box {
    height: min(var(--file-content-height), (100vh - 110px) * 1.5);
  }
  #fileContentBody {
    font-size: 0.8rem;
  }
}
@media (max-width: 640px) {
  :root {
    --file-content-height: clamp(690px, 112vh, 1050px);
    --scrollbar-size: 8px;
  }
  body {
    padding: 0 0.75rem 2rem;
  }
  #topBar {
    width: calc(100% + 1.5rem);
    margin: 0 -0.75rem 1rem;
    padding-inline: 0.75rem;
  }
  #workspaceLayout {
    grid-template-columns: 1fr;
  }
  #treePane {
    height: auto;
    grid-template-rows: auto auto auto;
    min-height: auto;
  }
  #historyPane,
  #metadataPane {
    display: block;
  }
  #file-history-box,
  #metadataPane,
  #explorerPane {
    height: auto;
    max-height: min(45vh, 300px);
    overflow-y: auto;
  }
  #quickActions {
    grid-template-columns: 1fr;
  }
  #file-content-box {
    height: min(var(--file-content-height), (100vh - 125px) * 1.5);
    min-height: 450px;
  }
  #file-list {
    height: auto;
    max-height: min(34vh, 260px);
  }
  #file-content-header {
    row-gap: 0.55rem;
    align-items: start;
  }
  #fileContentBody {
    font-size: 0.8rem;
  }
  #currentUser {
    max-width: 38px;
    padding: 0.2rem;
  }
  #currentUser #userName {
    display: none;
  }
  #logoutBtn .logout-text {
    display: none;
  }
  .action-group {
    overflow: hidden;
  }
  .confirm-actions button {
    padding: 0.2rem;
    font-size: 0.65rem;
  }
  #file-content-actions {
    justify-self: start;
    flex-wrap: wrap;
  }
  .item-actions {
    margin-left: 0;
    justify-content: flex-end;
  }
  .bin-item {
    padding: 0.4rem 0.55rem;
    gap: 0.35rem;
    font-size: 0.78rem;
  }
  .bin-item-info {
    gap: 0.35rem;
  }
  .bin-item-meta {
    font-size: 0.68rem;
  }
  .bin-restore-btn.icon-btn,
  .bin-delete-btn.icon-btn {
    width: 26px;
    height: 26px;
  }
  .bin-restore-btn.icon-btn::before,
  .bin-delete-btn.icon-btn::before {
    width: 13px;
    height: 13px;
  }
}