/* S-BOS — minimal overrides on top of Tailwind CDN */

/* Smooth panel slide-in */
.panel {
  transition: transform 0.2s ease-out, opacity 0.2s ease-out;
}

/* Task card hover */
.task-card {
  transition: box-shadow 0.15s ease, transform 0.1s ease;
  cursor: pointer;
}
.task-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.10);
  transform: translateY(-1px);
}

/* Severity badges */
.badge-high   { background: #fee2e2; color: #b91c1c; }
.badge-medium { background: #fef3c7; color: #92400e; }
.badge-low    { background: #dbeafe; color: #1e40af; }

/* Violation dot on task card */
.violation-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}
.violation-dot.high   { background: #ef4444; }
.violation-dot.medium { background: #f59e0b; }
.violation-dot.low    { background: #3b82f6; }

/* Toast */
.toast {
  pointer-events: auto;
  animation: slideUp 0.25s ease-out;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scrollbar (webkit) */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* Intelligence indicator pulse */
@keyframes pulse-indigo {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}
.intelligence-pulse {
  animation: pulse-indigo 2s ease-in-out infinite;
}

/* ============================================================
   Phase 2 — Grid Workspace CSS tokens and layout
   ============================================================ */

:root {
  --color-background-primary:   #f8fafc;
  --color-background-secondary: #ffffff;
  --color-background-tertiary:  #f1f5f9;
  --color-border:               #e2e8f0;
  --color-text-primary:         #1e293b;
  --color-text-secondary:       #64748b;
  --color-accent:               #6366f1;
  --color-accent-hover:         #4f46e5;
  --color-danger:               #ef4444;
  --color-success:              #22c55e;
  --color-warning:              #f59e0b;
  --color-blue:                 #3b82f6;
  --shadow-card:  0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-modal: 0 20px 60px rgba(0,0,0,0.3);
  --radius-card:  8px;
  --radius-modal: 12px;
}

/* Two-panel layout */
.grid-workspace {
  display: grid;
  grid-template-columns: 320px 1fr;
  flex: 1;
  overflow: hidden;
}
.grid-sidebar {
  background: var(--color-background-secondary);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.grid-main {
  background: var(--color-background-primary);
  overflow: auto;
  padding: 1.5rem;
}

/* Sidebar */
.sidebar-header {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.sidebar-task {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.45rem 1rem;
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8125rem;
  color: var(--color-text-primary);
  user-select: none;
}
.sidebar-task-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 500;
}
.sidebar-task-meta {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  padding-left: 1.1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.sidebar-task:hover { background: var(--color-background-tertiary); }
.sidebar-task.placed { opacity: 0.4; }

/* Subtask tree — toggle chevron */
.sidebar-task-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  font-size: 0.6rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.15s;
  user-select: none;
}
.sidebar-task-toggle.expanded { transform: rotate(90deg); }
.sidebar-task-toggle:hover { color: var(--color-accent); }

/* Subtask rows — indented, slightly muted */
.sidebar-subtask {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.35rem 1rem 0.35rem 2.25rem;
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.775rem;
  color: var(--color-text-secondary);
  user-select: none;
  background: var(--color-background-secondary);
}
.sidebar-subtask:hover { background: var(--color-background-tertiary); }
.sidebar-subtask.placed { opacity: 0.4; }
.sidebar-subtask-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.775rem;
  font-weight: 400;
}

/* Tree toggle in sidebar (alias used in design doc) */
.tree-toggle {
  display: inline-block;
  width: 1rem;
  text-align: center;
  cursor: pointer;
  user-select: none;
  color: var(--color-text-secondary);
  font-size: 0.7rem;
}
.tree-toggle:hover { color: var(--color-accent); }

#sidebar-list {
  overflow-y: auto;
  flex: 1;
}

/* Grid table */
.grid-table { border-collapse: collapse; }
.grid-cell {
  min-width: 160px;
  height: 110px;
  border: 1px dashed var(--color-border);
  vertical-align: top;
  padding: 0.25rem;
  position: relative;
  transition: background 0.1s;
}
.grid-cell.drag-over {
  background: #ede9fe;
  border-color: var(--color-accent);
  border-style: solid;
}

/* Kanban drop target highlight */
.kanban-col.kanban-drop-target {
  background-color: #eef2ff;
  border: 2px dashed #6366f1;
  border-radius: 0.5rem;
}

/* Kanban drop target highlight */
.kanban-col.kanban-drop-target {
  background-color: #eef2ff;
  border: 2px dashed #6366f1;
  border-radius: 0.5rem;
}
.grid-row-label {
  width: 2rem;
  text-align: center;
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  vertical-align: middle;
  padding: 0 0.25rem;
}

/* Card tile */
.card-tile {
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 0.5rem 0.625rem;
  cursor: pointer;
  transition: box-shadow 0.15s;
  font-size: 0.8125rem;
  position: relative;
  height: 100%;
  box-sizing: border-box;
  overflow: hidden;
}
.card-tile:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.15); }
.card-tile-title {
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 0.2rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 1rem;
}
.card-tile-meta { font-size: 0.7rem; color: var(--color-text-secondary); }
.card-tile-close {
  position: absolute;
  top: 0.2rem;
  right: 0.375rem;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1;
  z-index: 1;
}
.card-tile-close:hover { color: var(--color-danger); }

/* Step 28: Branch card — indigo left border + badge */
.card-tile-branch {
  border-left: 3px solid #6366f1;
  background: #fafafe;
}
.card-tile-branch:hover { box-shadow: 0 4px 12px rgba(99,102,241,0.18); }
.card-branch-badge {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 600;
  color: #6366f1;
  background: #ede9fe;
  border-radius: 3px;
  padding: 1px 5px;
  margin-bottom: 3px;
  letter-spacing: 0.02em;
}

/* Project group header row in sidebar — shown when all projects selected */
.sidebar-project-header {
  padding: 4px 10px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #6366f1;
  background: #f0f0ff;
  border-top: 1px solid #e0e7ff;
  border-bottom: 1px solid #e0e7ff;
  user-select: none;
}

/* PBS health score row — appears below project header in sidebar */
.sidebar-pbs-row {
  padding: 3px 10px;
  display: flex;
  gap: 4px;
  align-items: center;
  background: #faf5ff;
  border-bottom: 1px solid #e0e7ff;
  cursor: pointer;
  transition: background 0.1s;
}
.sidebar-pbs-row:hover {
  background: #f3e8ff;
}

/* Step 28: Branch task row in sidebar — indigo left accent */
.sidebar-task-branch {
  border-left: 3px solid #6366f1;
  padding-left: calc(0.75rem - 3px);
  background: #fafafe;
}
.sidebar-task-branch:hover { background: #ede9fe; }
.card-tile-arrows {
  display: flex;
  gap: 0.2rem;
  margin-top: 0.3rem;
}
.card-tile-arrows button {
  font-size: 0.6rem;
  padding: 0.1rem 0.2rem;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  background: transparent;
  cursor: pointer;
  color: var(--color-text-secondary);
  line-height: 1;
}
.card-tile-arrows button:hover {
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
}

/* Violation dot */
.card-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  margin-right: 0.25rem;
  flex-shrink: 0;
}
.card-dot.red    { background: var(--color-danger); }
.card-dot.blue   { background: var(--color-blue); }
.card-dot.yellow { background: var(--color-warning); }
.card-dot.green  { background: var(--color-success); }
.card-dot.grey   { background: #94a3b8; }

/* Modal overlay — transparent pass-through; panel is positioned independently */
.modal-overlay {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(0,0,0,0.35);
  z-index: 50;
  /* No flex centering — panel uses its own fixed position */
  pointer-events: auto;
}
.modal-overlay.hidden { display: none; }
.modal-panel {
  position: fixed;
  /* Initial position: centred in viewport (overridden by JS after first drag) */
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-background-secondary);
  border-radius: var(--radius-modal);
  box-shadow: var(--shadow-modal);
  width: 520px;
  max-width: 95vw;
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: row;
  z-index: 51;
  /* Smooth appearance; no transition on transform after drag starts */
}
.modal-panel.dragging {
  /* Remove CSS transform once JS takes over top/left positioning */
  transform: none;
  transition: none;
  user-select: none;
}
.modal-drag-rail {
  flex-shrink: 0;
  width: 15px;
  cursor: grab;
  background: #f5f3ff;
  border-radius: var(--radius-modal) 0 0 var(--radius-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  transition: background 0.15s;
}
.modal-drag-rail:hover {
  background-color: #ede9fe;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3E%3Cpath d='M4 0L3 2h2zM4 8L3 6h2zM0 4l2-1v2zM8 4L6 3v2z' fill='%23000000'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center center;
  background-size: 8px 8px;
}
.modal-drag-rail:active { cursor: grabbing; background-color: #ddd6fe; }
.modal-scroll-area {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  min-width: 0;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  cursor: default;
  user-select: none;
}
.modal-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
}
.modal-close {
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 1.25rem;
  line-height: 1;
}
.modal-close:hover { color: var(--color-text-primary); }
.modal-field { margin-bottom: 0.75rem; }
.modal-field label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 0.2rem;
}
.modal-field.highlight label { color: var(--color-accent); }
.modal-field.highlight input,
.modal-field.highlight select {
  border-color: var(--color-accent) !important;
  box-shadow: 0 0 0 2px rgba(99,102,241,0.2);
}
.modal-actions { display: flex; gap: 0.5rem; margin-top: 1rem; }

/* Add row button */
.add-row-btn {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0.375rem 0.75rem;
  border: 1px dashed var(--color-border);
  border-radius: 6px;
  background: transparent;
  display: block;
}
.add-row-btn:hover { background: var(--color-background-tertiary); }

/* UV06 idle card pulse */
.card-idle-pulse { animation: idle-pulse 2s infinite; }
@keyframes idle-pulse {
  0%, 100% { box-shadow: var(--shadow-card); }
  50%       { box-shadow: 0 0 0 3px var(--color-warning); }
}

/* ============================================================
   Flow Design v1.1 — Sidebar project row + add-task row
   ============================================================ */

/* Row 1: project dropdown + new-project (+) button */
.sidebar-project-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px 6px;
  border-bottom: 1px solid var(--color-border);
}
.sidebar-project-select {
  flex: 1;
  font-size: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 4px 6px;
  background: white;
  color: var(--color-text-primary);
  min-width: 0;
}
.sidebar-project-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(99,102,241,0.15);
}
.sidebar-new-project-btn {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: white;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.sidebar-new-project-btn:hover {
  background: var(--color-background-tertiary);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Row 2: add-task button */
.sidebar-add-task-row {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
}
.sidebar-add-task-btn {
  width: 100%;
  padding: 6px 12px;
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}
.sidebar-add-task-btn:hover { background: var(--color-accent-hover); }

/* ============================================================
   Checklist items (inside modal)
   ============================================================ */
.cl-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 0;
  font-size: 0.8rem;
  color: #374151;
}
.cl-item input[type="checkbox"] {
  accent-color: #6366f1;
  cursor: pointer;
  flex-shrink: 0;
}
.cl-text {
  flex: 1;
}
.cl-text-done {
  text-decoration: line-through;
  color: #94a3b8;
}
.cl-delete {
  background: none;
  border: none;
  color: #d1d5db;
  cursor: pointer;
  font-size: 0.9rem;
  padding: 0 2px;
  line-height: 1;
  flex-shrink: 0;
}
.cl-delete:hover {
  color: #dc2626;
}

/* Gantt: resize handle hover (inline handlers removed for CSP compliance) */
#gantt-label-resize-handle:hover {
  background: rgba(99,102,241,0.12) !important;
}
#gantt-label-resize-handle:hover > span {
  opacity: 1 !important;
}

/* Gantt: PBS band row hover (constant bg — CSS is safe) */
[data-action="openPbsModal"]:hover {
  background: #f3e8ff !important;
}