:root {
  --tf-primary: #357f4c;
  --tf-primary-hover: #50c878;
  --tf-primary-light: #92ddab;
  --tf-primary-pale: #e8f5ee;
  --tf-primary-bg: #f0f9f4;
  --tf-accent: #00210c;
  --tf-dark-green: #1b4428;
  --tf-bg: #f5f7f6;
  --tf-card-bg: #ffffff;
  --tf-border: #e0e7e2;
  --tf-text: #00210c;
  --tf-text-secondary: #4a5c50;
  --tf-text-light: #6b7e72;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--tf-bg);
  color: var(--tf-text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
p {
  margin: 0;
}

.subtle {
  color: var(--tf-text-light);
  font-size: 0.88rem;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid rgba(146, 221, 171, 0.15);
  background: linear-gradient(135deg, var(--tf-accent), var(--tf-dark-green));
  position: sticky;
  top: 0;
  z-index: 10;
  color: #e2f7e9;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  width: auto;
  height: 34px;
}

.top-bar h1 {
  color: #ffffff;
  font-size: 1.45rem;
  margin-bottom: 0.1rem;
}

.title-button {
  background: transparent;
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  padding: 0;
  margin: 0;
  cursor: pointer;
  text-align: left;
  color: inherit;
  font: inherit;
  line-height: inherit;
}

.title-button h1 {
  margin: 0;
}

.title-with-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.title-button:focus-visible {
  outline: 2px solid #92ddab;
  outline-offset: 4px;
  border-radius: 6px;
}

.version-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.25);
  color: #e2f7e9;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.top-actions {
  display: flex;
  align-items: flex-end;
  flex-direction: column;
  gap: 0.75rem;
}

.top-actions-controls {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.compact-btn {
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
}

.language-select {
  height: 34px;
  border: 1px solid rgba(146, 221, 171, 0.45);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: #d7f6e1;
  font-weight: 600;
  padding: 0 0.45rem;
}

.language-select option {
  color: #173823;
}

.auto-sync-label {
  color: #c6f0d3;
  font-weight: 600;
  max-width: 320px;
  text-align: right;
}

.auto-sync-label.ok {
  color: #b9f6cc;
}

.auto-sync-label.err {
  color: #ffd3d3;
}

#dataFile {
  display: none;
}

.file-label {
  background: var(--tf-primary);
  color: #fff;
  border-radius: 8px;
  padding: 0.65rem 0.95rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.9rem;
  border: none;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.file-label.secondary {
  background: transparent;
  border: 1px solid rgba(146, 221, 171, 0.4);
  color: #c6f0d3;
}

.file-label:hover {
  background: var(--tf-primary-hover);
  color: var(--tf-accent);
  box-shadow: 0 6px 16px rgba(53, 127, 76, 0.3);
  transform: translateY(-1px);
}

.file-label.secondary:hover {
  background: rgba(80, 200, 120, 0.18);
  color: #e9fff0;
  border-color: rgba(146, 221, 171, 0.7);
  box-shadow: none;
}

.view-switcher {
  display: flex;
  gap: 0;
  padding: 0 1.2rem;
  max-width: 1300px;
  margin: 0 auto;
  border-bottom: 1px solid var(--tf-border);
  background: var(--tf-card-bg);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}

.view-switcher-btn {
  padding: 0.65rem 1.2rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--tf-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  margin-bottom: -1px;
  white-space: nowrap;
  flex: 0 0 auto;
}

.view-switcher-btn:hover {
  color: var(--tf-primary);
}

.view-switcher-btn.active {
  color: var(--tf-primary);
  border-bottom-color: var(--tf-primary);
}

.dashboard {
  max-width: 1300px;
  margin: 0 auto;
  padding: 1.2rem;
  display: grid;
  gap: 1rem;
}

.dashboard-view[hidden],
.board-view[hidden] {
  display: none !important;
}

/* Board view (Planner-style Kanban) */
.board-view {
  padding: 1rem 1.2rem 2rem;
  max-width: 100%;
  overflow: hidden;
}

.board-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.board-hint {
  margin: 0;
  font-size: 0.85rem;
}

.board-quick-filters {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.timeline-quick-filters {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.board-quick-filter-group {
  border: 1px solid var(--tf-border);
  border-radius: 10px;
  padding: 0.5rem 0.6rem;
  background: #fff;
}

.board-quick-filter-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.35rem;
}

.quick-filter-clear-btn {
  border: 1px solid var(--tf-border);
  border-radius: 999px;
  background: #fff;
  color: var(--tf-text-secondary);
  font-size: 0.74rem;
  padding: 0.12rem 0.5rem;
  cursor: pointer;
}

.quick-chip-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.quick-chip {
  border: 1px solid var(--tf-border);
  border-radius: 999px;
  background: #fff;
  color: var(--tf-text-secondary);
  font-size: 0.76rem;
  padding: 0.18rem 0.52rem;
  cursor: pointer;
}

.quick-chip.active {
  border-color: var(--tf-primary);
  background: var(--tf-primary-pale);
  color: var(--tf-primary);
  font-weight: 600;
}

.board-columns {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  min-height: 420px;
  align-items: flex-start;
}

.board-column {
  flex: 0 0 300px;
  min-width: 300px;
  background: var(--tf-primary-bg);
  border: 1px solid var(--tf-border);
  border-radius: 10px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 220px);
}

.board-column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.6rem;
  margin-bottom: 0.5rem;
  border-bottom: 2px solid var(--tf-primary);
  flex-shrink: 0;
}

.board-column-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--tf-text);
}

.board-column-count {
  background: var(--tf-primary-pale);
  color: var(--tf-primary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
}

.board-column-cards {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.board-completed-section {
  margin-top: 0.6rem;
  border-top: 1px dashed var(--tf-border);
  padding-top: 0.5rem;
}

.board-completed-section summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.83rem;
  color: var(--tf-text-secondary);
  padding: 0.1rem 0.1rem 0.1rem 0.2rem;
}

.board-completed-section summary::-webkit-details-marker {
  display: none;
}

.board-completed-section summary::after {
  content: "▾";
  margin-left: 0.4rem;
  color: var(--tf-text-light);
  font-size: 0.85rem;
}

.board-completed-section:not([open]) summary::after {
  content: "▸";
}

.board-completed-count {
  font-weight: 600;
  color: var(--tf-text-light);
  margin-left: auto;
  padding-left: 0.6rem;
}

.board-completed-cards {
  margin-top: 0.5rem;
  padding-left: 0.55rem;
  border-left: 2px solid rgba(53, 127, 76, 0.2);
  display: grid;
  gap: 0.45rem;
}

.board-card {
  background: var(--tf-card-bg);
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.75rem;
  box-shadow: 0 1px 3px rgba(0, 33, 12, 0.06);
  transition: box-shadow 0.15s ease;
}

.board-card:hover {
  box-shadow: 0 4px 12px rgba(0, 33, 12, 0.1);
}

.board-card[draggable="true"] {
  cursor: grab;
}

.board-card[draggable="true"]:active {
  cursor: grabbing;
}

.board-card.board-card-dragging {
  opacity: 0.6;
  box-shadow: 0 8px 20px rgba(0, 33, 12, 0.2);
}

.board-card-completed {
  opacity: 0.92;
  background: #f8fbf9;
  border-style: dashed;
}

.board-column-drag-over .board-drop-zone {
  background: rgba(53, 127, 76, 0.08);
  border: 2px dashed var(--tf-primary);
  border-radius: 8px;
}

.task-details-overlay {
  position: fixed;
  inset: 0;
  z-index: 140;
  background: rgba(0, 0, 0, 0.35);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
}

.task-details-overlay[hidden] {
  display: none;
}

.task-details-modal {
  width: min(920px, 100%);
  max-height: 90vh;
  background: var(--tf-card-bg);
  border-radius: 12px;
  border: 1px solid var(--tf-border);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.24);
  display: flex;
  flex-direction: column;
}

.task-details-header,
.task-details-footer {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--tf-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.task-details-footer {
  border-top: 1px solid var(--tf-border);
  border-bottom: 0;
}

.task-details-close {
  border: 0;
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  color: var(--tf-text-secondary);
}

.task-details-body {
  overflow: auto;
  padding: 0.9rem 1rem 1rem;
  display: grid;
  gap: 0.9rem;
}

.task-details-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(200px, 1fr));
  gap: 0.7rem;
}

.field-inline,
.field-stack {
  display: grid;
  gap: 0.25rem;
}

.field-inline span,
.field-stack span {
  font-size: 0.82rem;
  color: var(--tf-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.35px;
}

.field-inline input,
.field-inline select,
.field-stack textarea {
  width: 100%;
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.5rem 0.6rem;
  font: inherit;
}

.task-section {
  border: 1px solid var(--tf-border);
  border-radius: 10px;
  padding: 0.7rem;
}

.task-section h3 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
}

.task-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.task-quick-chip-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.task-quick-chip {
  border: 1px solid var(--tf-border);
  border-radius: 999px;
  background: #fff;
  color: var(--tf-text);
  padding: 0.25rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
}

.task-quick-chip.active {
  background: rgba(53, 127, 76, 0.15);
  border-color: var(--tf-primary);
  color: var(--tf-primary-dark);
}

.task-label-chip {
  background: var(--task-label-bg, #eff8f1);
  color: var(--task-label-fg, var(--tf-primary-dark));
  border-color: transparent;
}

.task-label-chip.active {
  outline: 2px solid rgba(0, 33, 12, 0.25);
  outline-offset: 1px;
}

.task-secondary-btn {
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  background: #fff;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  font-weight: 600;
}

.task-checklist {
  display: grid;
  gap: 0.45rem;
}

.task-checklist-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.5rem;
  align-items: center;
}

.task-checklist-item input[type="text"] {
  border: 1px solid var(--tf-border);
  border-radius: 6px;
  padding: 0.38rem 0.48rem;
}

.task-checklist-remove {
  border: 0;
  background: transparent;
  color: #b91c1c;
  cursor: pointer;
}

.task-attachments {
  display: grid;
  gap: 0.35rem;
}

.task-attachments-compose {
  display: grid;
  grid-template-columns: 1.5fr 1fr auto;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.task-attachments-compose input {
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  font: inherit;
}

.task-attachment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.4rem 0.55rem;
  background: #fbfdfb;
}

.task-attachment-link {
  color: var(--tf-primary);
  text-decoration: none;
  overflow-wrap: anywhere;
}

.task-attachment-link:hover {
  text-decoration: underline;
}

.task-attachment-remove {
  border: 1px solid var(--tf-border);
  border-radius: 999px;
  background: #fff;
  color: #7b1f1f;
  font-size: 0.76rem;
  padding: 0.2rem 0.5rem;
  cursor: pointer;
  white-space: nowrap;
}

.task-comments-list {
  display: grid;
  gap: 0.55rem;
  max-height: 220px;
  overflow: auto;
  padding-right: 0.2rem;
  margin-bottom: 0.6rem;
}

.task-comment-item {
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  background: #fbfdfb;
  padding: 0.5rem 0.6rem;
}

.task-comment-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.task-comment-meta strong {
  color: var(--tf-text);
  font-size: 0.86rem;
}

.task-comment-meta span {
  color: var(--tf-text-secondary);
  font-size: 0.78rem;
  white-space: nowrap;
}

.task-comment-item p {
  margin: 0;
  color: var(--tf-text);
  line-height: 1.35;
  white-space: pre-wrap;
  word-break: break-word;
}

.task-comments-compose {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem;
  align-items: end;
}

.task-comments-compose textarea {
  width: 100%;
  min-height: 78px;
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.55rem 0.65rem;
  font: inherit;
  resize: vertical;
}

.task-comments-compose .task-secondary-btn {
  min-height: 40px;
  padding-inline: 0.8rem;
}

.board-card-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--tf-text);
  margin-bottom: 0.4rem;
  line-height: 1.3;
}

.board-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.4rem;
}

.board-card-due {
  font-size: 0.8rem;
  color: var(--tf-text-secondary);
}

.board-card-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.5rem;
}

.board-card-labels .label-chip {
  font-size: 0.72rem;
  padding: 0.1rem 0.35rem;
}

.board-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--tf-text-secondary);
  padding-top: 0.4rem;
  border-top: 1px solid rgba(0, 33, 12, 0.06);
}

.board-card-owner {
  font-weight: 500;
  color: var(--tf-text);
}

.board-card-progress {
  font-weight: 600;
  color: var(--tf-primary);
}

.kpi-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.panel-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(260px, 1fr));
}

.wide {
  grid-column: 1 / -1;
}

.card {
  background: var(--tf-card-bg);
  border: 1px solid var(--tf-border);
  border-radius: 12px;
  padding: 1rem;
  box-shadow: 0 1px 3px rgba(0, 33, 12, 0.04);
}

.sync-card {
  background: linear-gradient(180deg, #ffffff, #f7fcf8);
}

.sync-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field label {
  font-size: 0.85rem;
  color: var(--tf-text-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font: inherit;
  background: #fff;
}

.field textarea {
  resize: vertical;
}

.sync-actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.8rem;
  align-items: center;
  flex-wrap: wrap;
}

.explorer-toolbar {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) repeat(4, minmax(150px, 1fr)) auto;
  gap: 0.7rem;
  margin-bottom: 0.8rem;
  align-items: center;
}

.explorer-toolbar input,
.explorer-toolbar select {
  width: 100%;
  border: 1px solid var(--tf-border);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font: inherit;
  background: #fff;
}

.project-list-wrap {
  max-height: 420px;
  overflow: auto;
}

.gantt-container {
  display: grid;
  gap: 0.45rem;
  max-height: 430px;
  overflow: auto;
  padding-right: 0.2rem;
}

.timeline-view .card {
  min-height: calc(100vh - 170px);
}

.timeline-view .gantt-container {
  max-height: calc(100vh - 260px);
}

.gantt-header,
.gantt-row {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) minmax(550px, 5fr);
  gap: 0.75rem;
  align-items: center;
}

.gantt-header {
  font-size: 0.77rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--tf-text-light);
  position: sticky;
  top: 0;
  background: #fff;
  padding: 0.35rem 0;
  z-index: 2;
}

.gantt-scale-row {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) minmax(550px, 5fr);
  gap: 0.75rem;
  align-items: stretch;
  position: sticky;
  top: 2rem;
  background: var(--tf-card-bg);
  z-index: 1;
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--tf-border);
}

.gantt-scale-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--tf-text-light);
  align-self: center;
}

.gantt-scale-track {
  position: relative;
  height: 26px;
  min-height: 26px;
}

.gantt-scale-ticks {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.gantt-scale-tick {
  position: absolute;
  transform: translateX(-50%);
  font-size: 0.7rem;
  color: var(--tf-text-light);
  white-space: nowrap;
  top: 2px;
}

.gantt-today {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: #dc2626;
  pointer-events: none;
  z-index: 2;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.gantt-track .gantt-today {
  top: 0;
  bottom: 0;
  height: 28px;
}

.gantt-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.88rem;
  color: var(--tf-text-secondary);
}

.gantt-label-wrap {
  min-width: 0;
  display: grid;
  gap: 0.2rem;
}

.gantt-inline-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.gantt-inline-chip {
  border: 1px solid var(--tf-border);
  border-radius: 999px;
  background: #fff;
  color: var(--tf-text-light);
  font-size: 0.68rem;
  padding: 0.1rem 0.42rem;
  line-height: 1.2;
  cursor: pointer;
}

.gantt-inline-chip:hover {
  border-color: var(--tf-primary);
  color: var(--tf-primary);
}

.gantt-track {
  position: relative;
  height: 28px;
  border-radius: 8px;
  background: repeating-linear-gradient(
    to right,
    rgba(0, 33, 12, 0.035) 0,
    rgba(0, 33, 12, 0.035) 1px,
    transparent 1px,
    transparent 8.33%
  );
  border: 1px solid rgba(0, 33, 12, 0.05);
}

.gantt-bar {
  position: absolute;
  top: 5px;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--tf-primary), var(--tf-primary-hover));
  box-shadow: 0 2px 8px rgba(53, 127, 76, 0.25);
}

.gantt-bar.overdue {
  background: linear-gradient(90deg, #dc2626, #ef4444);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.7rem;
  border-bottom: 1px solid var(--tf-border);
  padding-bottom: 0.6rem;
}


.kpi h2 {
  color: var(--tf-text-light);
  font-size: 0.85rem;
  margin-bottom: 0.45rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.kpi-value {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--tf-accent);
}

canvas {
  width: 100%;
  max-height: 290px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 0.7rem 0.45rem;
  border-bottom: 1px solid rgba(0, 33, 12, 0.06);
  font-size: 0.92rem;
}

th {
  color: var(--tf-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.75rem;
  background: var(--tf-primary-bg);
  border-bottom: 2px solid rgba(80, 200, 120, 0.2);
}

tbody tr:hover {
  background: rgba(80, 200, 120, 0.04);
}

/* Version History modal (same pattern as Maintenance Dashboard) */
.version-history-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 33, 12, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1.5rem;
}

.version-history-overlay[hidden] {
  display: none;
}

.version-history-modal {
  background: var(--tf-card-bg);
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 33, 12, 0.2);
  border: 1px solid var(--tf-border);
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.version-history-modal-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--tf-border);
  flex-shrink: 0;
}

.version-history-modal-header h2 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--tf-text);
}

.version-badge-current {
  background: var(--tf-primary-pale) !important;
  color: var(--tf-primary) !important;
  border: none !important;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
}

.version-history-close {
  margin-left: auto;
  background: none;
  border: 0;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--tf-text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 6px;
}

.version-history-close:hover {
  color: var(--tf-text);
  background: var(--tf-bg);
}

.version-history-modal-body {
  overflow-y: auto;
  padding: 1rem 1.5rem 1.5rem;
}

.version-timeline {
  position: relative;
  padding-left: 1.25rem;
}

.version-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 2px;
  background: var(--tf-primary);
  border-radius: 1px;
}

.version-timeline-entry {
  position: relative;
  padding-bottom: 1.25rem;
}

.version-timeline-entry:last-child {
  padding-bottom: 0;
}

.version-timeline-dot {
  position: absolute;
  left: -1.2rem;
  top: 0.35rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--tf-primary);
  border: 2px solid var(--tf-card-bg);
  box-shadow: 0 0 0 1px var(--tf-primary);
}

.version-timeline-content {
  margin-left: 0;
}

.version-timeline-version {
  font-weight: 700;
  font-size: 1rem;
  color: var(--tf-text);
  margin-bottom: 0.2rem;
}

.version-timeline-meta {
  font-size: 0.85rem;
  color: var(--tf-text-secondary);
  margin-bottom: 0.5rem;
}

.version-timeline-changes {
  margin: 0 0 0 1rem;
  padding-left: 0.5rem;
  color: var(--tf-text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.version-timeline-changes li {
  margin-bottom: 0.35rem;
}

.version-timeline-changes li:last-child {
  margin-bottom: 0;
}

.features-intro {
  margin-bottom: 0.65rem;
}

.features-section {
  border: 1px solid var(--tf-border);
  border-radius: 10px;
  padding: 0.35rem 0.65rem 0.2rem;
  margin-bottom: 0.55rem;
  background: #fbfdfb;
}

.features-section summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--tf-text);
  padding: 0.2rem 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.features-section summary::-webkit-details-marker {
  display: none;
}

.features-section summary::before {
  content: "▸";
  color: var(--tf-primary);
  font-size: 0.9rem;
}

.features-section[open] summary::before {
  content: "▾";
}

.features-list {
  margin: 0.35rem 0 0.15rem 0;
  padding: 0.1rem 0 0.2rem 0;
  border-left: 2px solid rgba(53, 127, 76, 0.25);
}

.features-list li {
  list-style: none;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem;
  align-items: start;
  margin: 0 0 0.55rem 0.5rem;
  color: var(--tf-text-secondary);
  line-height: 1.45;
}

.features-list li:last-child {
  margin-bottom: 0.15rem;
}

.features-bullet {
  color: var(--tf-primary);
  font-weight: 700;
  transform: translateY(-0.01rem);
}

.version-table td:last-child {
  min-width: 380px;
  color: var(--tf-text-secondary);
}

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 0.18rem 0.52rem;
  font-size: 0.78rem;
  font-weight: 600;
}

.status-OnTrack {
  background: var(--tf-primary-pale);
  color: var(--tf-primary);
}

.status-AtRisk {
  background: #fef3c7;
  color: #92400e;
}

.status-Blocked,
.status-Overdue {
  background: #fee2e2;
  color: #991b1b;
}

tr.open-task-row {
  cursor: pointer;
}

tr.open-task-row:hover td {
  background: rgba(53, 127, 76, 0.06);
}

.label-stack {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  max-width: 280px;
}

.label-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  padding: 0.12rem 0.45rem;
  font-size: 0.78rem;
  line-height: 1.2;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

@media (max-width: 880px) {
  .panel-grid {
    grid-template-columns: 1fr;
  }

  .top-bar {
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1rem 0.9rem;
  }

  .top-actions {
    align-items: flex-start;
  }

  .top-actions-controls {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
  }

  .compact-btn {
    padding: 0.42rem 0.68rem;
    font-size: 0.8rem;
  }

  .language-select {
    height: 32px;
    min-width: 118px;
  }

  .brand-logo {
    height: 30px;
  }

  .top-bar h1 {
    font-size: 1.18rem;
  }

  .auto-sync-label {
    text-align: left;
    max-width: 100%;
  }

  .view-switcher {
    padding: 0 0.6rem;
  }

  .view-switcher-btn {
    padding: 0.6rem 0.9rem;
    font-size: 0.9rem;
  }

  .dashboard {
    padding: 0.8rem;
    gap: 0.8rem;
  }

  .board-view {
    padding: 0.8rem;
  }

  .board-columns {
    gap: 0.75rem;
  }

  .board-column {
    flex: 0 0 86vw;
    min-width: 260px;
    max-width: 340px;
    max-height: calc(100vh - 260px);
  }

  .project-list-wrap {
    max-height: 52vh;
  }

  .gantt-container {
    max-height: 52vh;
  }

  .explorer-toolbar {
    grid-template-columns: 1fr;
  }

  .gantt-header,
  .gantt-scale-row,
  .gantt-row {
    grid-template-columns: 1fr;
  }

  .timeline-view .card {
    min-height: auto;
  }

  .timeline-view .gantt-container {
    max-height: 430px;
  }

  .task-details-grid {
    grid-template-columns: 1fr;
  }

  .task-attachments-compose {
    grid-template-columns: 1fr;
  }

  .task-comments-compose {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 13px;
  }

  .brand-wrap {
    gap: 0.55rem;
  }

  .version-badge {
    font-size: 0.73rem;
    padding: 0.16rem 0.46rem;
  }

  .card {
    padding: 0.8rem;
    border-radius: 10px;
  }

  .board-column {
    flex-basis: 92vw;
    min-width: 250px;
  }

  .task-details-overlay {
    padding: 0;
  }

  .task-details-modal {
    width: 100%;
    max-height: 100vh;
    height: 100vh;
    border-radius: 0;
    border: 0;
  }

  .task-details-body {
    padding: 0.75rem;
  }

  .task-details-header,
  .task-details-footer {
    padding: 0.75rem;
  }

  .version-history-modal {
    width: 100%;
    max-height: 100vh;
    height: 100vh;
    border-radius: 0;
  }

  .version-history-modal-body {
    max-height: none;
  }
}