/* ==========================================================================
   STYLE.CSS - Core Design System & Global Styles
   Modern, Dark & Light Mode, Accessible, Spreadsheet-Optimized
   ========================================================================== */

:root {
  /* Colors - Light Theme Default */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: #1e293b;
  --bg-card-hover: #273548;
  --border-color: #334155;
  --border-subtle: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Brand / Accents */
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: rgba(59, 130, 246, 0.15);
  
  --success: #10b981;
  --success-hover: #059669;
  --success-bg: rgba(16, 185, 129, 0.18);
  --success-text: #34d399;
  
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --warning-text: #fbbf24;
  
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);
  --danger-text: #f87171;

  --info: #06b6d4;
  --purple: #8b5cf6;
  
  /* Spreadsheet Specific */
  --grid-border: #334155;
  --grid-cell-bg: #1e293b;
  --grid-header-bg: #0f172a;
  --grid-habit-col-bg: #162032;
  --grid-weekend-bg: rgba(15, 23, 42, 0.65);
  --grid-today-bg: rgba(59, 130, 246, 0.12);
  --grid-today-border: #3b82f6;
  --grid-hover-row: rgba(59, 130, 246, 0.08);
  --grid-hover-col: rgba(59, 130, 246, 0.06);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 15px rgba(59, 130, 246, 0.3);

  /* Radii & Layout */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* Light Theme Overrides */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --border-color: #e2e8f0;
  --border-subtle: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --grid-border: #e2e8f0;
  --grid-cell-bg: #ffffff;
  --grid-header-bg: #f8fafc;
  --grid-habit-col-bg: #f8fafc;
  --grid-weekend-bg: #f8fafc;
  --grid-today-bg: rgba(59, 130, 246, 0.08);
  --grid-today-border: #3b82f6;
  --grid-hover-row: rgba(241, 245, 249, 0.9);
  --grid-hover-col: rgba(241, 245, 249, 0.7);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Navigation Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  padding: 0 1.5rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  box-shadow: var(--shadow-sm);
}

.brand-badge {
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  margin-left: 4px;
}

.app-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.nav-link.active {
  color: var(--primary);
  background-color: var(--primary-light);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Icon Buttons */
.btn-icon {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* General Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-color);
}
.btn-secondary:hover {
  background-color: var(--bg-card-hover);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-primary);
}
.btn-outline:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--text-secondary);
}

.btn-danger {
  background-color: var(--danger);
  color: #fff;
}
.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

/* Page Layout */
.app-container {
  flex: 1;
  width: 100%;
  max-width: 1700px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Card components */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Metrics Row */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--text-muted);
}

.stat-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.stat-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.stat-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-success {
  background-color: var(--success-bg);
  color: var(--success-text);
}

.badge-warning {
  background-color: var(--warning-bg);
  color: var(--warning-text);
}

.badge-danger {
  background-color: var(--danger-bg);
  color: var(--danger-text);
}

.badge-neutral {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
}
.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Form Controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.85rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  color: var(--text-primary);
  font-size: 0.875rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  pointer-events: auto;
  animation: slideIn 0.25s ease forwards;
}

.toast.success {
  border-left: 4px solid var(--success);
}
.toast.info {
  border-left: 4px solid var(--primary);
}
.toast.error {
  border-left: 4px solid var(--danger);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Responsive */
@media (max-width: 768px) {
  .app-header {
    padding: 0 1rem;
  }
  .app-container {
    padding: 1rem;
    gap: 1rem;
  }
  .nav-text {
    display: none;
  }
  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

@keyframes flameFlicker {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15) rotate(-3deg); }
}

/* ==========================================================================
   Upgraded Add Habit UI, Presets, Live Preview & Manage Habits Modal
   ========================================================================== */

/* Enlarged & Upgraded Habit Modal */
.modal-habit-lg {
  max-width: 680px !important;
  border-radius: var(--radius-lg);
}

.modal-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.modal-section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background-color: var(--border-color);
}

/* Routine Presets / Quick Templates */
.habit-presets-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.habit-presets-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.habit-preset-chip {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition-fast);
  user-select: none;
}

.habit-preset-chip:hover {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

/* Enhanced Deluxe Live Preview Card */
.deluxe-habit-preview {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.deluxe-habit-preview::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary);
  transition: background-color 0.25s ease;
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
}

.deluxe-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.deluxe-preview-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
  flex: 1;
}

.deluxe-preview-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: #3b82f6;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: all 0.25s ease;
}

.deluxe-preview-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.deluxe-preview-badges {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.35rem;
  flex-wrap: wrap;
}

.deluxe-preview-sheet-sample {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.85rem;
  font-size: 0.8rem;
  gap: 0.75rem;
}

/* Palette & Swatches */
.color-picker-palette {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.35rem;
}

.color-swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.color-swatch:hover {
  transform: scale(1.18);
  box-shadow: 0 0 10px rgba(0,0,0,0.25);
}

.color-swatch.active {
  border-color: #ffffff;
  box-shadow: 0 0 0 2.5px var(--primary), 0 4px 10px rgba(0,0,0,0.3);
  transform: scale(1.12);
}

.color-swatch i {
  display: none;
}

.color-swatch.active i {
  display: block;
}

/* Icon picker */
.icon-picker-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
  margin-top: 0.35rem;
  max-height: 160px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  padding: 0.6rem;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
}

.icon-choice {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 1.05rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-choice:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.icon-choice.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-light);
}

/* Single Habit Delete button in Spreadsheet table */
.habit-item-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  width: 100%;
}

.btn-habit-action {
  background: none;
  border: none;
  color: var(--text-muted);
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.35;
  transition: all var(--transition-fast);
  font-size: 0.7rem;
  padding: 0;
  flex-shrink: 0;
}

.habit-item-info:hover .btn-habit-action,
.btn-habit-action:focus {
  opacity: 1;
}

.btn-habit-action.btn-habit-edit:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.btn-habit-action.btn-habit-move:hover {
  color: var(--warning);
  background: rgba(245, 158, 11, 0.15);
}

.btn-habit-action.btn-habit-del:hover {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.15);
}

.btn-habit-del {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  width: 22px;
  height: 22px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0.4;
  transition: all var(--transition-fast);
  font-size: 0.75rem;
  padding: 0;
  flex-shrink: 0;
}

.habit-item-info:hover .btn-habit-del,
.btn-habit-del:focus {
  opacity: 1;
  color: var(--danger);
  background: rgba(239, 68, 68, 0.14);
}

.manage-order-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  min-width: 26px;
  text-align: center;
}

.btn-move-arrow {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-move-arrow:hover:not(:disabled) {
  background-color: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.btn-move-arrow:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.btn-inline-edit {
  background: none;
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--primary);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-inline-edit:hover {
  background-color: var(--primary);
  color: #fff;
}

/* Manage / Remove Habits Modal */
.manage-habits-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  gap: 0.75rem;
}

.manage-habits-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 380px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.manage-habit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.manage-habit-row:hover {
  background-color: var(--bg-primary);
}

.manage-habit-row.is-selected {
  background-color: rgba(239, 68, 68, 0.06);
  border-color: rgba(239, 68, 68, 0.35);
}

.manage-habit-info {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex: 1;
}

.manage-habit-checkbox {
  width: 18px;
  height: 18px;
  accent-color: var(--danger);
  cursor: pointer;
}

.manage-habit-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-inline-del {
  background: none;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
  padding: 0.25rem 0.55rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-inline-del:hover {
  background-color: var(--danger);
  color: #fff;
}

/* User Profile Header Badge */
.header-profile-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.25rem 0.65rem 0.25rem 0.35rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.header-profile-link:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--primary);
  color: var(--primary);
}

.user-avatar-circle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: #ffffff;
  font-weight: 800;
  font-size: 0.72rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
}

.header-user-name {
  max-width: 90px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 680px) {
  .header-user-name {
    display: none;
  }
}