client/src/index.css - develop - kan64/spreadsheet-lab

client/src/index.css
2 690 строк48 KB
Anton Kravchenkov
feat(ui): Insert copied rows above below
30 мар 2026, 21:56
30 мар 2026, 21:56d7502fe
/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f3f3f3;
  --bg-toolbar: #f8f9fa;
  --bg-header: #f0f0f0;
  --bg-header-active: #d6e4f0;
  --bg-selected: #d4e6f9;
  --bg-range: rgba(46, 115, 252, 0.08);
  --border-color: #e0e0e0;
  --border-selected: #1a73e8;
  --text-primary: #202124;
  --text-muted: #bdbdbd;
  --text-secondary: #5f6368;
  --text-header: #444;
  --accent: #1a73e8;
  --accent-hover: #1557b0;
  --danger: #d93025;
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size: 13px;
}

html, body {
  height: 100%;
  font-family: var(--font-family);
  font-size: var(--font-size);
  color: var(--text-primary);
  background: var(--bg-primary);
}

#root {
  height: 100%;
}

/* Страница таблицы: не отдавать горизонтальный overscroll браузеру (назад/вперёд) */
html.spreadsheet-page-active,
body.spreadsheet-page-active,
body.spreadsheet-page-active #root,
body.spreadsheet-page-active .app {
  overscroll-behavior-x: none;
}

.grid-canvas-scroll {
  overscroll-behavior-x: none;
  overscroll-behavior-y: none;
  overscroll-behavior: none;
}

/* App layout */
.app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* =================== Toolbar =================== */
.toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px 8px;
  background: var(--bg-toolbar);
  border-bottom: 1px solid var(--border-color);
  min-height: 40px;
  flex-shrink: 0;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 2px;
}

.toolbar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 14px;
  transition: background 0.15s;
}

.toolbar-btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.06);
}

.toolbar-btn:active:not(:disabled) {
  background: rgba(0, 0, 0, 0.1);
}

.toolbar-btn.active {
  background: rgba(26, 115, 232, 0.12);
  color: var(--accent);
}

.toolbar-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.toolbar-separator {
  width: 1px;
  height: 24px;
  background: var(--border-color);
  margin: 0 4px;
}

.toolbar-select {
  height: 30px;
  padding: 0 8px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-primary);
  font-size: 12px;
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
}

.toolbar-select:focus {
  border-color: var(--accent);
}

.toolbar-column-width {
  display: flex;
  align-items: center;
  gap: 6px;
}

.toolbar-label {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.toolbar-input {
  width: 56px;
  height: 28px;
  padding: 0 6px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-primary);
  font-size: 12px;
  text-align: right;
}

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

.toolbar-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.toolbar-unit {
  font-size: 11px;
  color: var(--text-secondary);
}

.toolbar-color-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: background 0.15s;
}

.toolbar-color-label:hover {
  background: rgba(0, 0, 0, 0.06);
}

.color-input {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  overflow: hidden;
}

/* =================== Color Picker =================== */
.color-picker-wrapper {
  position: relative;
}

.color-picker-trigger {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  width: 36px !important;
  padding-bottom: 2px;
}

.color-picker-trigger .color-indicator {
  width: 18px;
  height: 3px;
  border-radius: 1px;
  margin-top: 1px;
  flex-shrink: 0;
}

.color-picker-arrow {
  position: absolute;
  right: 2px;
  bottom: 4px;
  opacity: 0.5;
}

.color-picker-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  padding: 8px;
  z-index: 50;
  min-width: 230px;
}

.color-picker-reset {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 6px 8px;
  border: none;
  background: none;
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-primary);
  cursor: pointer;
  font-family: var(--font-family);
  transition: background 0.1s;
}

.color-picker-reset:hover {
  background: rgba(0, 0, 0, 0.06);
}

.color-picker-sep {
  height: 1px;
  background: var(--border-color);
  margin: 6px 0;
}

.color-picker-grid {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 2px 0;
}

.color-picker-row {
  display: flex;
  gap: 2px;
}

.color-picker-swatch {
  width: 20px;
  height: 20px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 3px;
  cursor: pointer;
  padding: 0;
  transition: transform 0.1s, box-shadow 0.1s;
}

.color-picker-swatch:hover {
  transform: scale(1.2);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.25);
  z-index: 1;
  position: relative;
}

.color-picker-swatch.active {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.color-picker-custom {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  color: var(--text-secondary);
  transition: background 0.1s;
  position: relative;
}

.color-picker-custom:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

/* =================== Border Picker =================== */
.border-picker-wrapper {
  position: relative;
}

.toolbar-freeze-wrapper {
  position: relative;
}

.toolbar-freeze-btn {
  display: flex;
  align-items: center;
  gap: 2px;
}

.toolbar-freeze-chevron {
  opacity: 0.7;
}

.toolbar-freeze-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  display: flex;
  flex-direction: row;
  gap: 2px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  padding: 6px;
  z-index: 50;
}

.border-picker-wrapper .toolbar-btn {
  position: relative;
  padding-bottom: 4px;
}

.border-picker-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  padding: 8px;
  z-index: 50;
  min-width: 180px;
}

.border-picker-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

.border-picker-option {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  color: var(--text-primary);
  transition: background 0.15s, border-color 0.15s;
}

.border-picker-option:hover {
  background: rgba(0, 0, 0, 0.06);
  border-color: var(--border-color);
}

.border-picker-separator {
  height: 1px;
  background: var(--border-color);
  margin: 8px 0;
}

.border-picker-color-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 0;
}

.border-picker-color-label {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.border-picker-color-swatch {
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.border-picker-color-preview {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

/* =================== Formula Bar =================== */
.formula-bar {
  display: flex;
  align-items: center;
  height: 32px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-primary);
  flex-shrink: 0;
}

.formula-bar-cell-name {
  width: 80px;
  padding: 0 8px;
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  color: var(--text-primary);
  border-right: 1px solid var(--border-color);
  line-height: 32px;
  user-select: none;
}

.formula-bar-separator {
  width: 0;
}

.formula-bar-fx {
  padding: 0 8px;
  border-right: 1px solid var(--border-color);
  line-height: 32px;
  user-select: none;
}

.fx-label {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
}

.formula-bar-input {
  flex: 1;
  height: 100%;
  border: none;
  outline: none;
  padding: 0 8px;
  font-size: 13px;
  font-family: var(--font-family);
  color: var(--text-primary);
  background: var(--bg-primary);
}

.formula-bar-input:focus {
  background: #fff;
}

/* =================== Grid =================== */
.grid-container {
  flex: 1;
  outline: none;
  background: var(--bg-primary);
  overflow: hidden;
  overscroll-behavior: none;
  user-select: none;
  min-height: 0;
  position: relative;
  /* Изоляция перерисовки canvas от остального UI */
  contain: layout style paint;
  isolation: isolate;
}

.col-headers-viewport,
.row-headers-viewport {
  background: var(--bg-header);
}

.grid-body {
  background: var(--bg-primary);
  overflow-anchor: auto; /* Prevent scroll jump when new cells load */
}

.grid-corner {
  background: var(--bg-header);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid #c0c0c0;
}

/* Column headers */
.col-header {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-header);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid #c0c0c0;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-header);
  user-select: none;
  position: relative;
}

.col-header.active {
  background: var(--bg-header-active);
  color: var(--accent);
  font-weight: 600;
}

.col-resize-handle {
  position: absolute;
  right: -3px;
  top: 0;
  width: 6px;
  height: 100%;
  cursor: col-resize;
  z-index: 5;
}

.col-resize-handle:hover {
  background: rgba(26, 115, 232, 0.3);
}

/* Row headers */
.row-header {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-header);
  border-right: 1px solid #c0c0c0;
  border-bottom: 1px solid var(--border-color);
  font-size: 11px;
  font-weight: 500;
  color: var(--text-header);
  user-select: none;
  position: relative;
}

.row-header.active {
  background: var(--bg-header-active);
  color: var(--accent);
  font-weight: 600;
}

.row-resize-handle {
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 100%;
  height: 6px;
  cursor: row-resize;
  z-index: 5;
}

.row-resize-handle:hover {
  background: rgba(26, 115, 232, 0.3);
}

/* Grid cells */
.grid-cell {
  display: flex;
  align-items: center;
  border: 0 solid var(--border-color);
  border-right-width: 1px;
  border-bottom-width: 1px;
  padding: 0 4px;
  overflow: hidden;
  cursor: cell;
  background: var(--bg-primary);
  user-select: none;
}



/* INP: instant selection feedback via DOM class, no React re-render */
.grid-cell.selected-optimistic {
  box-shadow: inset 0 0 0 9999px rgba(46, 115, 252, 0.08),
    inset 0 2px 0 0 var(--border-selected),
    inset 0 -2px 0 0 var(--border-selected),
    inset 2px 0 0 0 var(--border-selected),
    inset -2px 0 0 0 var(--border-selected);
}

.grid-cell.clipboard-highlight {
  outline: 2px dashed var(--accent);
  outline-offset: -1px;
}

.grid-cell.editing {
  z-index: 10;
  font-size: 13px;
  font-family: var(--font-family);
  resize: none;
  overflow: visible;
  line-height: 1.4;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Editing: preserve same look as view mode (no extra padding, border, background) */
.grid-cell.editing.text-vertical {
  display: flex;
  justify-content: center;
  align-items: center;
}

.grid-cell.editing .cell-edit-inner {
  display: block;
  width: 100%;
  outline: none;
}

.cell-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.grid-cell.merged {
  z-index: 1;
}

.grid-cell.frozen {
  /* Container uses position:sticky for zero-jitter freeze */
}

.grid-cell.freeze-border-bottom {
  box-shadow: 0 2px 0 0 #bababa;
  clip-path: inset(0 0 -4px 0);
}

.grid-cell.freeze-border-right {
  box-shadow: 2px 0 0 0 #bababa;
  clip-path: inset(0 -4px 0 0);
}

.grid-cell.freeze-border-bottom.freeze-border-right {
  box-shadow: 2px 2px 0 0 #bababa;
  clip-path: inset(0 -4px -4px 0);
}

.col-header.freeze-border-right {
  box-shadow: 2px 0 0 0 #bababa;
  clip-path: inset(0 -4px 0 0);
}

.row-header.freeze-border-bottom {
  box-shadow: 0 2px 0 0 #bababa;
  clip-path: inset(0 0 -4px 0);
}

.grid-cell.wrap-text {
  align-items: flex-start;
  padding-top: 2px;
}

.grid-cell.wrap-text .cell-text {
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-wrap: break-word;
  text-overflow: clip;
  line-height: 1.4;
}

/* Vertical text: поворот -90° против часовой стрелки */
.grid-cell.text-vertical {
  justify-content: center;
  align-items: center;
}

.grid-cell.text-vertical .cell-text-vertical-inner {
  display: inline-block;
  white-space: nowrap;
  transform-origin: center center;
}

.grid-cell.text-vertical .cell-text-vertical-inner .cell-text,
.grid-cell.text-vertical .cell-text-vertical-inner .cell-rich-text {
  white-space: nowrap;
}

/* Fill handle for date autofill */
.grid-cell.has-fill-handle {
  overflow: visible;
}

.grid-cell .cell-fill-handle {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 10px;
  height: 10px;
  background: var(--accent, #1a73e8);
  cursor: crosshair;
  z-index: 20;
  border-radius: 2px 0 0 0;
  border: 1px solid rgba(255,255,255,0.5);
}

.grid-cell .cell-fill-handle:hover {
  background: var(--accent-hover, #1557b0);
}


/* =================== Sheet Tabs =================== */
.sheet-tabs {
  display: flex;
  align-items: center;
  height: 32px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 0 4px;
  flex-shrink: 0;
  gap: 2px;
  overflow: hidden;
}

.sheet-tabs-nav {
  display: flex;
  align-items: center;
  gap: 1px;
  flex-shrink: 0;
}

.sheet-tabs-nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.sheet-tabs-nav-btn:hover:not(:disabled) {
  background: rgba(0, 0, 0, 0.08);
  color: var(--text-primary);
}

.sheet-tabs-nav-btn:disabled {
  opacity: 0.3;
  cursor: default;
}

.sheet-tabs-scroll {
  display: flex;
  align-items: center;
  gap: 2px;
  overflow-x: auto;
  flex: 1;
  min-width: 0;
  scrollbar-width: none;
}

.sheet-tabs-scroll::-webkit-scrollbar {
  display: none;
}

.sheet-tab {
  display: flex;
  align-items: center;
  padding: 0 16px;
  height: 26px;
  border-radius: 4px 4px 0 0;
  background: var(--bg-secondary);
  border: 1px solid transparent;
  border-bottom: none;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: background 0.15s;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.sheet-tab:hover {
  background: #e8e8e8;
}

.sheet-tab.active {
  background: var(--bg-primary);
  border-color: var(--border-color);
  color: var(--text-primary);
  font-weight: 500;
}

.sheet-tab-add {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 26px;
  border: none;
  background: transparent;
  border-radius: 4px;
  font-size: 18px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s;
  flex-shrink: 0;
}

.sheet-tab-add:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.sheet-tab-input {
  border: 1px solid var(--accent);
  border-radius: 2px;
  padding: 0 4px;
  font-size: 12px;
  height: 20px;
  width: 80px;
  outline: none;
}

.sheet-tab[draggable="true"] {
  cursor: grab;
}

.sheet-tab[draggable="true"]:active {
  cursor: grabbing;
}

.sheet-tab.drop-left {
  border-left: 2px solid var(--accent);
}

.sheet-tab.drop-right {
  border-right: 2px solid var(--accent);
}

.sheet-tab-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}

/* =================== Tooltip =================== */
.tooltip {
  position: fixed;
  transform: translate(-50%, -100%);
  padding: 4px 10px;
  background: #333;
  color: #fff;
  font-size: 12px;
  line-height: 1.4;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 10000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  animation: tooltip-fade-in 0.12s ease-out;
}

@keyframes tooltip-fade-in {
  from { opacity: 0; transform: translate(-50%, -100%) translateY(4px); }
  to   { opacity: 1; transform: translate(-50%, -100%) translateY(0); }
}

.tooltip-link {
  white-space: normal;
  max-width: 280px;
}

.tooltip-link-url {
  font-size: 11px;
  opacity: 0.9;
  word-break: break-all;
}

/* =================== Context Menu =================== */
.context-menu {
  position: fixed;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
  padding: 4px 0;
  z-index: 100;
  min-width: 180px;
}

.context-menu-item {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 8px 16px;
  border: none;
  background: none;
  text-align: left;
  font-size: 13px;
  color: var(--text-primary);
  cursor: pointer;
  font-family: var(--font-family);
  transition: background 0.1s;
}

.context-menu-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: 10px;
  flex-shrink: 0;
  color: var(--text-secondary);
}

.context-menu-item:hover:not(:disabled) {
  background: rgba(26, 115, 232, 0.08);
}

.context-menu-item:disabled {
  color: var(--text-secondary);
  opacity: 0.5;
  cursor: default;
}

.context-menu-separator {
  height: 1px;
  background: var(--border-color);
  margin: 4px 0;
}

/* =================== Scrollbar styling =================== */
.grid-container::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

.grid-container::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

.grid-container::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 6px;
  border: 3px solid var(--bg-secondary);
}

.grid-container::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

.grid-container::-webkit-scrollbar-corner {
  background: var(--bg-secondary);
}

/* =================== Paste Progress Overlay =================== */
.paste-progress-overlay {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-primary, #fff);
  border: 1px solid var(--border-color, #d0d0d0);
  border-radius: 8px;
  padding: 8px 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  min-width: 240px;
  pointer-events: none;
}

.paste-progress-bar {
  flex: 1;
  height: 6px;
  background: var(--bg-secondary, #f0f0f0);
  border-radius: 3px;
  overflow: hidden;
}

.paste-progress-fill {
  height: 100%;
  background: #217346;
  border-radius: 3px;
  transition: width 0.15s ease;
}

.paste-progress-text {
  font-size: 12px;
  color: var(--text-secondary, #555);
  white-space: nowrap;
  min-width: 100px;
  text-align: right;
}

/* =================== Cell Text Editor Overlay =================== */
.cell-editor-overlay {
  position: absolute;
  z-index: 10;
  background: transparent;
  pointer-events: auto;
  user-select: text;
  overflow: hidden;
}

.cell-editor-overlay [contenteditable] {
  user-select: text;
  -webkit-user-select: text;
}

.cell-editor-overlay [contenteditable]:focus {
  outline: none;
}

.cell-editor-overlay [contenteditable] ::selection {
  background: rgba(46, 115, 252, 0.3);
}

/* =================== Files Page =================== */
.files-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: #f8f9fa;
  overflow: auto;
}

.files-header {
  background: #217346;
  color: white;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.files-header-content {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.files-header-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.files-header-username {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

.files-header-logout {
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.15s;
}

.files-header-logout:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

.files-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.files-logo h1 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.files-main {
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
  padding: 32px 24px;
  flex: 1;
}

.files-section {
  margin-bottom: 40px;
}

.files-section-header h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

/* Create area */
.files-create-area {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.files-create-card {
  width: 160px;
  height: 140px;
  border: 2px dashed #ccc;
  border-radius: 12px;
  background: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-family);
  font-size: 13px;
  color: var(--text-secondary);
}

.files-create-card:hover {
  border-color: #217346;
  background: #f0faf4;
  color: #217346;
  box-shadow: 0 4px 12px rgba(33,115,70,0.1);
}

.files-create-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.files-new-input-wrapper {
  width: 160px;
  height: 140px;
  border: 2px solid #217346;
  border-radius: 12px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.files-new-input {
  width: 100%;
  border: none;
  border-bottom: 2px solid #217346;
  font-size: 14px;
  font-family: var(--font-family);
  padding: 4px 0;
  outline: none;
  text-align: center;
}

/* File list */
.files-list {
  background: white;
  border-radius: 12px;
  border: 1px solid #e0e0e0;
  overflow: hidden;
}

.files-list-header {
  display: grid;
  grid-template-columns: 1fr 120px 130px 140px 80px;
  padding: 12px 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: #fafafa;
  border-bottom: 1px solid #e0e0e0;
}

.files-list-item {
  display: grid;
  grid-template-columns: 1fr 120px 130px 140px 80px;
  padding: 14px 20px;
  align-items: center;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  transition: background 0.15s;
}

.files-list-item:last-child {
  border-bottom: none;
}

.files-list-item:hover {
  background: #f5f8ff;
}

.files-col-name {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
  min-width: 0;
}

.files-item-icon {
  flex-shrink: 0;
}

.files-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.files-col-date {
  font-size: 13px;
  color: var(--text-secondary);
}

.files-col-actions {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
}

.files-action-btn {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.files-action-btn:hover {
  background: #e8eaed;
  color: var(--text-primary);
}

.files-action-delete:hover {
  background: #fce8e6;
  color: var(--danger);
}

.files-rename-input {
  border: none;
  border-bottom: 2px solid var(--accent);
  font-size: 14px;
  font-family: var(--font-family);
  padding: 2px 4px;
  outline: none;
  width: 100%;
  min-width: 0;
  background: transparent;
}

/* Empty state */
.files-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
  color: var(--text-secondary);
  gap: 12px;
}

.files-empty p {
  font-size: 16px;
  font-weight: 500;
}

.files-empty-hint {
  font-size: 13px !important;
  font-weight: 400 !important;
  color: #999;
}

.files-total-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 11px;
  background: #e8eaed;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-left: 8px;
}

.files-section-header {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.files-list-loading {
  opacity: 0.5;
  pointer-events: none;
  transition: opacity 0.2s;
}

/* Pagination */
.files-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 0;
}

.files-pagination-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  background: white;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-family);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.15s;
}

.files-pagination-btn:hover:not(:disabled) {
  background: #f5f8ff;
  border-color: var(--accent);
  color: var(--accent);
}

.files-pagination-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.files-pagination-info {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  min-width: 60px;
  text-align: center;
}

/* =================== Spreadsheet Page top bar =================== */
.spreadsheet-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background: #217346;
  color: white;
  height: 36px;
  flex-shrink: 0;
}

.back-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,0.15);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}

.back-btn:hover {
  background: rgba(255,255,255,0.3);
}

.spreadsheet-topbar {
  justify-content: flex-start;
}

.spreadsheet-file-name {
  font-size: 14px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

.spreadsheet-avatars {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.spreadsheet-avatars .spreadsheet-user-avatar {
  margin-left: -6px;
  border: 2px solid #217346;
}

.spreadsheet-avatars .spreadsheet-user-avatar:first-child {
  margin-left: 0;
}

.spreadsheet-user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: default;
  user-select: none;
}

.spreadsheet-user-avatar.owner {
  background: rgba(255, 255, 255, 0.3);
  z-index: 1;
}

.spreadsheet-user-avatar.shared {
  background: rgba(255, 255, 255, 0.15);
  font-size: 11px;
}

/* Not found */
.spreadsheet-not-found {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  gap: 16px;
  color: var(--text-primary);
}

.spreadsheet-not-found h2 {
  font-size: 24px;
}

.spreadsheet-not-found p {
  color: var(--text-secondary);
}

.spreadsheet-not-found button {
  padding: 10px 24px;
  border: none;
  border-radius: 8px;
  background: #217346;
  color: white;
  font-size: 14px;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.15s;
}

.spreadsheet-not-found button:hover {
  background: #1a5c38;
}

/* =================== Cell links =================== */
.grid-cell.has-link .cell-text {
  color: #1a73e8;
  text-decoration: underline;
  cursor: pointer;
}

.cell-rich-text {
  display: inline;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-wrap: break-word;
  width: 100%;
  line-height: 1.4;
}

.cell-rich-link {
  color: #1a73e8;
  text-decoration: underline;
  cursor: pointer;
}

.grid-cell.editing a {
  color: #1a73e8;
  text-decoration: underline;
}

.grid-cell.editing [contenteditable]:focus {
  outline: none;
}

/* =================== Link Dialog =================== */
.link-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.link-dialog {
  background: white;
  border-radius: 12px;
  padding: 24px;
  width: 420px;
  max-width: 90vw;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  font-family: var(--font-family);
}

.link-dialog-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.link-dialog-field {
  margin-bottom: 16px;
}

.link-dialog-field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.link-dialog-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 14px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.15s;
}

.link-dialog-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.15);
}

.link-dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  gap: 8px;
}

.link-dialog-actions-right {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.link-dialog-btn {
  padding: 8px 18px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.15s;
}

.link-dialog-btn-primary {
  background: var(--accent);
  color: white;
}

.link-dialog-btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.link-dialog-btn-primary:disabled {
  opacity: 0.5;
  cursor: default;
}

.link-dialog-btn-secondary {
  background: #f1f3f4;
  color: var(--text-primary);
}

.link-dialog-btn-secondary:hover {
  background: #e0e2e3;
}

.link-dialog-btn-danger {
  background: transparent;
  color: var(--danger);
}

.link-dialog-btn-danger:hover {
  background: #fce8e6;
}

/* =================== Auth Page =================== */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #f0faf4 0%, #e8f5e9 50%, #f8f9fa 100%);
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: white;
  border-radius: 16px;
  padding: 40px 36px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.04);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.auth-logo h1 {
  font-size: 24px;
  font-weight: 700;
  color: #217346;
  letter-spacing: -0.5px;
}

.auth-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.auth-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--font-family);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: #fafafa;
}

.auth-input:focus {
  border-color: #217346;
  box-shadow: 0 0 0 3px rgba(33, 115, 70, 0.12);
  background: white;
}

.auth-input::placeholder {
  color: #a0a0a0;
}

.auth-error {
  padding: 10px 14px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: #dc2626;
  font-size: 13px;
  line-height: 1.4;
}

.auth-submit {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: #217346;
  color: white;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  margin-top: 4px;
}

.auth-submit:hover:not(:disabled) {
  background: #1a5c38;
}

.auth-submit:active:not(:disabled) {
  transform: scale(0.98);
}

.auth-submit:disabled {
  opacity: 0.6;
  cursor: default;
}

.auth-switch {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-secondary);
}

.auth-switch-btn {
  background: none;
  border: none;
  color: #217346;
  font-weight: 600;
  font-size: 13px;
  font-family: var(--font-family);
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.auth-switch-btn:hover {
  color: #1a5c38;
}

/* =================== Files page: owner column, public badge =================== */
.files-col-owner {
  font-size: 13px;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.files-col-role {
  font-size: 12px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  width: fit-content;
  white-space: nowrap;
}

.files-role-owner {
  color: #217346;
  background: #e8f5e9;
}

.files-role-edit {
  color: #1565c0;
  background: #e3f2fd;
}

.files-role-read {
  color: #e65100;
  background: #fff3e0;
}

.files-role-view {
  color: #757575;
  background: #f5f5f5;
}

.files-public-badge {
  display: inline-flex;
  align-items: center;
  color: #217346;
  margin-left: 4px;
  flex-shrink: 0;
}

/* =================== Spreadsheet topbar extras =================== */
.spreadsheet-readonly-badge {
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.8);
  font-size: 11px;
  font-weight: 500;
  flex-shrink: 0;
}

.spreadsheet-share-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-family);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.spreadsheet-share-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

/* =================== Cells loading indicator =================== */
.cells-loading-indicator {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  font-size: 12px;
  color: var(--text-secondary);
  z-index: 500;
}

.cells-loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: cells-loading-spin 0.7s linear infinite;
}

@keyframes cells-loading-spin {
  to { transform: rotate(360deg); }
}

/* =================== Share Dialog =================== */
.share-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.share-dialog {
  background: white;
  border-radius: 12px;
  padding: 24px;
  width: 480px;
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  font-family: var(--font-family);
}

.share-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.share-dialog-header h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.share-dialog-close {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
}

.share-dialog-close:hover {
  background: #f0f0f0;
  color: var(--text-primary);
}

.share-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.share-toggle-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.share-toggle-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
}

.share-toggle-hint {
  font-size: 12px;
  color: var(--text-secondary);
}

.share-toggle-btn {
  position: relative;
  width: 44px;
  height: 24px;
  border: none;
  border-radius: 12px;
  background: #d0d5dd;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
  padding: 0;
}

.share-toggle-btn.active {
  background: #217346;
}

.share-toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s;
}

.share-toggle-btn.active .share-toggle-knob {
  transform: translateX(20px);
}

.share-separator {
  height: 1px;
  background: #e0e0e0;
  margin: 16px 0;
}

.share-grant-section h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.share-grant-row {
  display: flex;
  gap: 8px;
}

.share-search-wrapper {
  flex: 1;
  position: relative;
  min-width: 0;
}

.share-grant-input {
  width: 100%;
  padding: 8px 30px 8px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.15s;
}

.share-grant-input:focus {
  border-color: #217346;
}

.share-search-chevron {
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, transform 0.15s;
}

.share-search-chevron:hover {
  color: var(--text-primary);
}

.share-search-chevron.open svg {
  transform: rotate(180deg);
}

.share-search-dropdown {
  position: fixed;
  background: white;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
  z-index: 2000;
  max-height: 240px;
  overflow-y: auto;
  padding: 4px 0;
}

.share-search-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  text-align: left;
  font-size: 13px;
  font-family: var(--font-family);
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.1s;
}

.share-search-item:hover,
.share-search-item.highlighted {
  background: rgba(26, 115, 232, 0.08);
}

.share-search-item-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #e8eaed;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.share-search-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.share-grant-select {
  padding: 8px 10px;
  border: 1px solid #d0d5dd;
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-family);
  background: white;
  cursor: pointer;
  outline: none;
}

/* =================== SearchableDropdown & SelectDropdown =================== */
.searchable-dropdown-wrapper,
.select-dropdown-wrapper {
  position: relative;
  flex: 1;
  min-width: 0;
}

.searchable-dropdown-input {
  width: 100%;
  padding: 8px 30px 8px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  transition: border-color 0.15s;
  background: white;
}

.searchable-dropdown-wrapper:has(.searchable-dropdown-clear) .searchable-dropdown-input {
  padding-right: 56px;
}

.searchable-dropdown-input:focus {
  border-color: #217346;
}

.searchable-dropdown-clear {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
}

.searchable-dropdown-clear:hover {
  color: var(--text-primary);
}

.searchable-dropdown-chevron {
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, transform 0.15s;
}

.searchable-dropdown-chevron:hover {
  color: var(--text-primary);
}

.searchable-dropdown-chevron.open svg {
  transform: rotate(180deg);
}

.searchable-dropdown-list {
  position: fixed;
  background: white;
  border: 1px solid #d0d5dd;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
  z-index: 2000;
  max-height: 240px;
  overflow-y: auto;
  padding: 4px 0;
}

.searchable-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  text-align: left;
  font-size: 13px;
  font-family: var(--font-family);
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.1s;
}

.searchable-dropdown-item:hover,
.searchable-dropdown-item.highlighted {
  background: rgba(26, 115, 232, 0.08);
}

.select-dropdown-wrapper .searchable-dropdown-chevron {
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
}

.select-dropdown-trigger {
  width: 100%;
  padding: 8px 30px 8px 12px;
  border: 1px solid #d0d5dd;
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-family);
  background: white;
  color: var(--text-primary);
  cursor: pointer;
  outline: none;
  text-align: left;
  transition: border-color 0.15s;
}

.select-dropdown-trigger:hover {
  border-color: #b0b5bb;
}

.select-dropdown-trigger:focus {
  border-color: #217346;
}

.select-dropdown-placeholder {
  color: var(--text-secondary);
}

.share-grant-select-wrap {
  flex: 0 0 auto;
  min-width: 140px;
}

.share-grant-btn {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background: #217346;
  color: white;
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-family);
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.share-grant-btn:hover:not(:disabled) {
  background: #1a5c38;
}

.share-grant-btn:disabled {
  opacity: 0.5;
  cursor: default;
}

.share-error {
  padding: 8px 12px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 6px;
  color: #dc2626;
  font-size: 13px;
  margin-top: 10px;
}

.share-permissions-list h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.share-permission-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
}

.share-permission-item:last-child {
  border-bottom: none;
}

.share-permission-user {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.share-permission-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #e8eaed;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.share-permission-username {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.share-permission-level {
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.share-permission-revoke {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  flex-shrink: 0;
}

.share-permission-revoke:hover {
  background: #fce8e6;
  color: var(--danger);
}

.share-readonly-info {
  padding: 16px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

/* =================== Comment Panel =================== */
.comment-panel {
  position: absolute;
  width: 320px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  animation: comment-panel-in 0.15s ease-out;
}

@keyframes comment-panel-in {
  from { opacity: 0; transform: translateX(8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.comment-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.comment-panel-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.comment-panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
}

.comment-panel-close:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.comment-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
}

.comment-empty {
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
  padding: 20px 0;
}

.comment-item {
  margin-bottom: 12px;
}

.comment-item:last-child {
  margin-bottom: 0;
}

.comment-reply {
  margin-left: 28px;
  padding-left: 12px;
  border-left: 2px solid var(--border-color);
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.comment-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  flex-shrink: 0;
}

.comment-meta {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.comment-author {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.comment-date {
  font-size: 10px;
  color: var(--text-secondary);
}

.comment-actions {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.15s;
}

.comment-item:hover > .comment-header > .comment-actions {
  opacity: 1;
}

.comment-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: none;
  background: transparent;
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
}

.comment-action-btn:hover {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.comment-action-delete:hover {
  color: #d32f2f;
}

.comment-text {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  padding-left: 32px;
}

.comment-reply-btn {
  border: none;
  background: transparent;
  color: var(--accent);
  font-size: 12px;
  cursor: pointer;
  padding: 2px 0;
  margin-left: 32px;
  margin-top: 2px;
}

.comment-reply-btn:hover {
  text-decoration: underline;
}

.comment-replies {
  margin-top: 8px;
}

.comment-reply-area,
.comment-edit-area {
  margin-top: 8px;
  padding-left: 32px;
}

.comment-textarea {
  width: 100%;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  resize: vertical;
  outline: none;
  min-height: 40px;
  box-sizing: border-box;
}

.comment-textarea:focus {
  border-color: var(--accent);
}

.comment-edit-btns {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.comment-btn {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  border-radius: 4px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-primary);
}

.comment-btn:hover {
  background: var(--bg-secondary);
}

.comment-btn-primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.comment-btn-primary:hover {
  background: #1a6637;
}

.comment-btn-primary:disabled {
  opacity: 0.5;
  cursor: default;
}

.comment-panel-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}

.comment-send-btn {
  margin-top: 6px;
  width: 100%;
}

/* Comment indicator on cells */
.cell-comment-indicator {
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-top: 6px solid #f57c00;
  pointer-events: none;
  z-index: 1;
}

.grid-cell.comment-highlight {
  background-color: #fff8e1 !important;
}