/* ============================================================
   Bluebell Design System — UI Components
   Matched to Pencil designs · 2026-03-22
   Requires: theme.css (--bb-* custom properties)
   ============================================================ */

/* ==========================================================
   BUTTONS
   ========================================================== */

.bb-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 6px;
  font-family: var(--bb-font-body);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  text-decoration: none;
}

.bb-btn-primary {
  background: var(--bb-primary);
  color: #ffffff;
}
.bb-btn-primary:hover {
  opacity: 0.9;
}

.bb-btn-secondary {
  background: var(--bb-surface);
  color: var(--bb-text);
  border: 1px solid var(--bb-border);
}
.bb-btn-secondary:hover {
  background: var(--bb-hover);
}

.bb-btn-ghost {
  background: transparent;
  color: var(--bb-text-muted);
}
.bb-btn-ghost:hover {
  background: var(--bb-hover);
}

.bb-btn-danger {
  background: var(--bb-error);
  color: #ffffff;
}
.bb-btn-danger:hover {
  opacity: 0.9;
}

.bb-btn-warning {
  background: var(--bb-warning);
  color: #ffffff;
}
.bb-btn-warning:hover {
  opacity: 0.9;
}

.bb-btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.bb-btn-icon {
  padding: 8px;
  width: 32px;
  height: 32px;
  justify-content: center;
}

/* ==========================================================
   BADGES
   ========================================================== */

.bb-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--bb-font-body);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
}

/* Dot variant — 8px circle before text */
.bb-badge-dot::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* Status badges */
.bb-badge-backlog {
  background: var(--bb-badge-backlog-bg);
  color: var(--bb-badge-backlog-text);
}
.bb-badge-todo {
  background: var(--bb-badge-todo-bg);
  color: var(--bb-badge-todo-text);
}
.bb-badge-progress {
  background: var(--bb-badge-progress-bg);
  color: var(--bb-badge-progress-text);
}
.bb-badge-done {
  background: var(--bb-badge-done-bg);
  color: var(--bb-badge-done-text);
}

/* Priority badges */
.bb-badge-high {
  background: var(--bb-badge-high-bg);
  color: var(--bb-badge-high-text);
}
.bb-badge-medium {
  background: var(--bb-badge-medium-bg);
  color: var(--bb-badge-medium-text);
}
.bb-badge-low {
  background: var(--bb-badge-low-bg);
  color: var(--bb-badge-low-text);
}

/* Semantic badges */
.bb-badge-info {
  background: #dbeafe;
  color: #2563eb;
}
.bb-badge-success {
  background: #dcfce7;
  color: #16a34a;
}
.bb-badge-warning {
  background: #fef3c7;
  color: #d97706;
}
.bb-badge-error {
  background: #fee2e2;
  color: #dc2626;
}
.bb-badge-muted {
  background: #e2e8f0;
  color: #64748b;
}

/* Dark overrides for semantic badges */
.dark .bb-badge-info {
  background: #172554;
  color: #93c5fd;
}
.dark .bb-badge-success {
  background: #052e16;
  color: #86efac;
}
.dark .bb-badge-warning {
  background: #451a03;
  color: #fcd34d;
}
.dark .bb-badge-error {
  background: #450a0a;
  color: #fca5a5;
}
.dark .bb-badge-muted {
  background: #1e293b;
  color: #94a3b8;
}

/* ==========================================================
   FORM CONTROLS
   ========================================================== */

.bb-input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  border-radius: 6px;
  font-family: var(--bb-font-body);
  font-size: 14px;
  color: var(--bb-text);
  outline: none;
  transition: border-color 0.15s ease;
}
.bb-input:focus {
  border-color: var(--bb-primary);
}
.bb-input::placeholder {
  color: var(--bb-text-muted);
}

.bb-input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bb-input-label {
  font-family: var(--bb-font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--bb-text);
}

.bb-search {
  width: 100%;
  padding: 10px 14px 10px 36px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  border-radius: 6px;
  font-family: var(--bb-font-body);
  font-size: 14px;
  color: var(--bb-text);
  outline: none;
  transition: border-color 0.15s ease;
}
.bb-search:focus {
  border-color: var(--bb-primary);
}
.bb-search::placeholder {
  color: var(--bb-text-muted);
}

.bb-select {
  width: 100%;
  padding: 10px 36px 10px 14px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  border-radius: 6px;
  font-family: var(--bb-font-body);
  font-size: 14px;
  color: var(--bb-text);
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236c757d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.bb-select:focus {
  border-color: var(--bb-primary);
}

/* Toggle switch */
.bb-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.15s ease;
  flex-shrink: 0;
}
.bb-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ffffff;
  transition: transform 0.15s ease;
  box-shadow: var(--bb-shadow-sm);
}

.bb-toggle-off {
  background: var(--bb-border);
}
.bb-toggle-off::after {
  left: 2px;
  transform: translateX(0);
}

.bb-toggle-on {
  background: var(--bb-primary);
}
.bb-toggle-on::after {
  left: 2px;
  transform: translateX(20px);
}

/* Checkbox */
.bb-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--bb-font-body);
  font-size: 14px;
  color: var(--bb-text);
}
.bb-checkbox::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 1px solid var(--bb-border);
  border-radius: 4px;
  background: var(--bb-surface);
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.bb-checkbox-checked::before {
  background: var(--bb-primary);
  border-color: var(--bb-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

/* ==========================================================
   CARDS
   ========================================================== */

/* Metric card */
.bb-metric-card {
  padding: 20px;
  border-radius: 8px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.bb-metric-card .bb-metric-label {
  font-family: var(--bb-font-body);
  font-size: 13px;
  color: var(--bb-text-muted);
}
.bb-metric-card .bb-metric-value {
  font-family: var(--bb-font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--bb-text);
  line-height: 1.2;
}
.bb-metric-card .bb-metric-change {
  font-family: var(--bb-font-body);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Section card */
.bb-section-card {
  padding: 20px;
  border-radius: 8px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.bb-section-card-header {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

/* Task card */
.bb-task-card {
  padding: 16px;
  border-radius: 8px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ==========================================================
   TABLE
   ========================================================== */

.bb-table {
  border-radius: 8px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.bb-table-header {
  display: flex;
  flex-direction: row;
  padding: 12px 16px;
  background: var(--bb-chrome);
  font-family: var(--bb-font-body);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--bb-text-muted);
}

.bb-table-row {
  display: flex;
  flex-direction: row;
  padding: 12px 16px;
  border-bottom: 1px solid var(--bb-border);
  align-items: center;
}
.bb-table-row:last-child {
  border-bottom: none;
}

.bb-table-cell {
  flex: 1;
  font-family: var(--bb-font-body);
  font-size: 14px;
  color: var(--bb-text);
}

.bb-table-cell-fixed {
  flex: none;
}

/* ==========================================================
   MODAL
   ========================================================== */

.bb-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.bb-modal {
  background: var(--bb-surface);
  border-radius: 12px;
  border: 1px solid var(--bb-border);
  box-shadow: var(--bb-shadow-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 560px;
  width: 100%;
}

.bb-modal-header {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.bb-modal-title {
  font-family: var(--bb-font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--bb-text);
}

.bb-modal-footer {
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================
   FILTER BAR
   ========================================================== */

.bb-filter-bar {
  display: flex;
  flex-direction: row;
  padding: 8px 16px;
  gap: 8px;
  align-items: center;
  background: var(--bb-chrome);
  border-radius: 8px;
  border: 1px solid var(--bb-border);
}

.bb-filter-tab {
  padding: 6px 14px;
  border-radius: 6px;
  font-family: var(--bb-font-body);
  font-size: 13px;
  color: var(--bb-text-muted);
  cursor: pointer;
  border: none;
  background: transparent;
  transition: all 0.15s ease;
}
.bb-filter-tab:hover {
  background: var(--bb-hover);
}

.bb-filter-tab-active {
  background: var(--bb-primary);
  color: #ffffff;
  font-weight: 500;
}
.bb-filter-tab-active:hover {
  background: var(--bb-primary);
  opacity: 0.9;
}

/* ==========================================================
   ACTIVITY ENTRY
   ========================================================== */

.bb-activity-entry {
  display: flex;
  flex-direction: row;
  padding: 12px 16px;
  gap: 12px;
  align-items: flex-start;
  border-radius: 8px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
}

.bb-activity-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bb-activity-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

/* ==========================================================
   AVATAR
   ========================================================== */

.bb-avatar {
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--bb-font-body);
  font-weight: 600;
  color: #ffffff;
  flex-shrink: 0;
}

.bb-avatar-xs {
  width: 20px;
  height: 20px;
  font-size: 9px;
}
.bb-avatar-sm {
  width: 24px;
  height: 24px;
  font-size: 10px;
}
.bb-avatar-md {
  width: 28px;
  height: 28px;
  font-size: 11px;
}
.bb-avatar-lg {
  width: 32px;
  height: 32px;
  font-size: 12px;
}

/* ==========================================================
   KANBAN
   ========================================================== */

.bb-kanban {
  display: flex;
  gap: 16px;
  overflow-x: auto;
}

.bb-kanban-column {
  flex: 1;
  min-width: 280px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.bb-kanban-column-header {
  padding: 12px 16px;
  background: var(--bb-surface);
  border: 1px solid var(--bb-border);
  border-radius: 8px 8px 0 0;
  display: flex;
  flex-direction: row;
  gap: 8px;
  align-items: center;
  font-family: var(--bb-font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--bb-text);
}

.bb-kanban-column-body {
  padding: 8px;
  background: var(--bb-chrome);
  border: 1px solid var(--bb-border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 120px;
}

/* ── Activity feed ── */

.bb-activity-desc {
  font-size: 13px;
  color: var(--bb-text-secondary, var(--bb-text));
  line-height: 1.4;
}

.bb-activity-time {
  font-size: 11px;
  color: var(--bb-text-muted);
  margin-top: 2px;
}

/* ── Pagination ── */

.bb-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  border-radius: 4px;
  border: 1px solid var(--bb-border);
  background: transparent;
  color: var(--bb-text-muted);
  font-family: Inter, sans-serif;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}

.bb-page-btn:hover {
  background: var(--bb-hover);
}

.bb-page-btn.bb-page-active {
  background: var(--bb-primary);
  color: white;
  border-color: var(--bb-primary);
}

/* ── Task card priority ── */

.bb-task-card-priority {
  display: flex;
  gap: 2px;
  font-size: 12px;
}

/* ── Tasks view toggle ── */

.tasks-view-toggle {
  display: inline-flex;
  gap: 0;
  border: 1px solid var(--bb-border);
  border-radius: 8px;
  overflow: hidden;
}

.tasks-view-toggle button {
  padding: 6px 12px;
  background: transparent;
  color: var(--bb-text-muted);
  border: none;
  font-family: Inter, sans-serif;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}

.tasks-view-toggle button.active {
  background: var(--bb-primary);
  color: white;
}