/* ==========================================================================
   Stats View Stylesheet - Trader-Style Vocabulary Journal & Calendar Heatmap
   ========================================================================== */

#tab-stats.tab-pane.active {
  display: flex;
  flex-direction: column;
  padding: 8px 12px 16px 12px;
  box-sizing: border-box;
}

.stats-bento-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  box-sizing: border-box;
  padding-bottom: 24px;
}

.stats-main-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  min-width: 0;
}

.stats-col-main {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

/* 1. Top Hero Stats Header (Clean Unboxed iOS Style) */
.stats-hero-banner {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 4px 2px 12px 2px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 6px;
  box-shadow: none;
  width: 100%;
  box-sizing: border-box;
}

@media (min-width: 580px) {
  .stats-hero-banner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
  }
}

[data-theme="light"] .stats-hero-banner {
  background: transparent;
  border: none;
  box-shadow: none;
}

.stats-hero-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  width: 100%;
}

@media (min-width: 580px) {
  .stats-hero-left {
    flex: 1;
    width: auto;
  }
}

.stats-hero-icon {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.stats-hero-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.stats-hero-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.25;
}

.stats-hero-subtitle {
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 400;
  margin: 0;
  line-height: 1.35;
}

.stats-hero-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.stats-pill-badge {
  font-size: 0.7rem;
  font-weight: 750;
  padding: 3px 9px;
  border-radius: var(--radius-full, 99px);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.stats-rank-pill {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.28);
}
[data-theme="dark"] .stats-rank-pill {
  background: rgba(245, 158, 11, 0.18);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.38);
}

.stats-score-pill {
  background: rgba(99, 102, 241, 0.12);
  color: #6366f1;
  border: 1px solid rgba(99, 102, 241, 0.28);
}
[data-theme="dark"] .stats-score-pill {
  background: rgba(99, 102, 241, 0.18);
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.38);
}

/* Section Header Styles for Stats View */
.stats-section-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 16px;
  width: 100%;
}

.stats-section-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 8px;
  padding: 0 2px;
  width: 100%;
  box-sizing: border-box;
}

.stats-section-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  flex-wrap: nowrap;
}

.stats-section-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.stats-section-title svg {
  color: var(--primary, #6366f1);
  flex-shrink: 0;
}

.stats-accuracy-pill {
  font-size: 0.72rem;
  font-weight: 750;
  padding: 3px 9px;
  border-radius: 99px;
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.28);
  white-space: nowrap;
  flex-shrink: 0;
}
[data-theme="dark"] .stats-accuracy-pill {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.38);
}

.bento-badge-forecast {
  font-size: 0.72rem;
  font-weight: 750;
  padding: 3px 9px;
  border-radius: 99px;
  background: rgba(99, 102, 241, 0.1);
  color: #6366f1;
  border: 1px solid rgba(99, 102, 241, 0.25);
  white-space: nowrap;
  flex-shrink: 0;
}
[data-theme="dark"] .bento-badge-forecast {
  background: rgba(99, 102, 241, 0.18);
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.38);
}

.stats-section-hint {
  font-size: 0.74rem;
  color: var(--text-secondary);
  line-height: 1.35;
  margin: 0;
  width: 100%;
}

.section-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.btn-open-calendar-modal {
  font-size: 0.7rem;
  font-weight: 750;
  padding: 3px 9px;
  border-radius: 99px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: var(--primary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.16s ease;
  touch-action: manipulation;
}

.btn-open-calendar-modal:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-1px);
}

/* ==========================================================================
   Bento Card Base
   ========================================================================== */
.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--shadow-sm);
  box-sizing: border-box;
}

[data-theme="light"] .bento-card {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}

/* ==========================================================================
   Dự Báo Lịch Ôn 7 Ngày (Forecast Capsules Grid)
   ========================================================================== */
.stats-group-forecast {
  width: 100%;
}

.forecast-capsules-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  width: 100%;
  box-sizing: border-box;
  margin-top: 4px;
}

.forecast-smart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 4px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
  cursor: pointer;
  box-sizing: border-box;
  transition: all 0.18s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-width: 0;
  overflow: hidden;
  user-select: none;
}

[data-theme="light"] .forecast-smart-card {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.02);
}

.forecast-smart-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.forecast-smart-card.is-today {
  border-color: var(--primary);
  box-shadow: 0 0 0 1.5px var(--primary);
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.1), transparent);
}

[data-theme="light"] .forecast-smart-card.is-today {
  background: linear-gradient(180deg, rgba(99, 102, 241, 0.08), #ffffff);
}

.fc-card-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  width: 100%;
}

.fc-card-day {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-primary);
  white-space: nowrap;
}

.forecast-smart-card.is-today .fc-card-day {
  color: var(--primary);
}

.fc-card-date {
  font-size: 0.62rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-muted);
  white-space: nowrap;
}

.fc-card-count {
  font-size: 1.15rem;
  font-weight: 900;
  font-family: var(--font-mono);
  line-height: 1.1;
  margin: 2px 0;
  color: var(--text-muted);
}

.fc-card-count.count-active.load-low {
  color: #10b981;
}
.fc-card-count.count-active.load-med {
  color: #f59e0b;
}
.fc-card-count.count-active.load-high {
  color: #ef4444;
}

[data-theme="light"] .fc-card-count.count-active.load-low {
  color: #059669;
}
[data-theme="light"] .fc-card-count.count-active.load-med {
  color: #d97706;
}
[data-theme="light"] .fc-card-count.count-active.load-high {
  color: #dc2626;
}

.fc-card-bar {
  width: 80%;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 99px;
  overflow: hidden;
  margin-top: 2px;
}

.fc-bar-fill {
  height: 100%;
  border-radius: 99px;
  transition: width 0.3s ease;
  background: var(--text-muted);
}

.fc-bar-fill.fill-active.load-low {
  background: #10b981;
}
.fc-bar-fill.fill-active.load-med {
  background: #f59e0b;
}
.fc-bar-fill.fill-active.load-high {
  background: #ef4444;
}

/* ==========================================================================
   Lịch Học Tập Theo Ngày (Calendar Month & Navigation)
   ========================================================================== */
.journal-calendar-card {
  padding: 14px 16px;
  width: 100%;
  box-sizing: border-box;
}

.journal-month-nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
  width: 100%;
}

.journal-period-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.period-title {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--text-primary);
  white-space: nowrap;
}

.journal-cal-summary-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 10px;
  margin-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.journal-cal-summary-strip strong {
  color: var(--primary);
  font-family: var(--font-mono);
}

/* 2. Navigation & View Mode Switcher Toolbar (Compact Header Integrated) */
.journal-nav-bar-compact {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.journal-month-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 2px 4px;
}

[data-theme="light"] .journal-month-nav {
  background: #f1f5f9;
  border-color: #e2e8f0;
}

.btn-journal-nav {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  padding: 0;
  touch-action: manipulation;
  flex-shrink: 0;
}

[data-theme="light"] .btn-journal-nav {
  color: #334155;
}

.btn-journal-nav:hover {
  background: var(--bg-card);
  color: var(--primary);
  transform: scale(1.08);
}

.btn-journal-nav:active {
  transform: scale(0.92);
}

.journal-month-title-wrap {
  padding: 0 4px;
  min-width: 82px;
  text-align: center;
}

.journal-month-title {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.btn-journal-today {
  padding: 0 8px;
  height: 26px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  color: var(--primary);
  font-size: 0.68rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  touch-action: manipulation;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.btn-journal-today:hover {
  background: var(--primary);
  color: #ffffff;
}

.journal-view-toggle {
  display: flex;
  align-items: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 2px;
  gap: 2px;
  height: 24px;
  box-sizing: border-box;
}

[data-theme="light"] .journal-view-toggle {
  background: #f1f5f9;
  border-color: #e2e8f0;
}

.btn-toggle-mode {
  padding: 0 7px;
  height: 18px;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  touch-action: manipulation;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.btn-toggle-mode.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .btn-toggle-mode.active {
  background: #ffffff;
  color: #0f172a;
}

/* 3. Monthly 4-Box Performance Metric Grid */
.journal-pnl-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
}

@media (min-width: 640px) and (max-width: 1023px) {
  .journal-pnl-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
  }
}

.pnl-stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 11px 13px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-height: 70px;
  box-sizing: border-box;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .pnl-stat-box {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.03);
}

.pnl-stat-box:hover {
  transform: translateY(-2px);
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

.pnl-box-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.pnl-box-icon {
  font-size: 0.95rem;
  line-height: 1;
}

.pnl-box-label {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.pnl-box-val {
  font-size: 1.35rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
  line-height: 1.15;
  margin: 3px 0 1px 0;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.pnl-unit {
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--text-secondary);
}

.pnl-profit .pnl-box-val {
  color: #10b981;
}

[data-theme="light"] .pnl-profit .pnl-box-val {
  color: #059669;
}

.pnl-box-sub {
  font-size: 0.68rem;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

/* 4. Legend & Calendar Wrapper */
.journal-legend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 600;
}

[data-theme="light"] .journal-legend {
  color: #475569;
}

.legend-cell {
  width: 11px;
  height: 11px;
  border-radius: 3px;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .legend-cell.heat-0 {
  background: #ffffff;
  border-color: #cbd5e1;
}
[data-theme="light"] .legend-cell.heat-1 {
  background: #ecfdf5;
  border-color: #a7f3d0;
}
[data-theme="light"] .legend-cell.heat-2 {
  background: #d1fae5;
  border-color: #6ee7b7;
}
[data-theme="light"] .legend-cell.heat-3 {
  background: #10b981;
  border-color: #059669;
}
[data-theme="light"] .legend-cell.heat-4 {
  background: #047857;
  border-color: #064e3b;
}

.journal-calendar-wrapper {
  padding: 10px 10px 12px 10px;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  overflow: hidden;
}

.calendar-weekdays-row {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  margin-bottom: 6px;
  text-align: center;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

.weekday-cell {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  min-width: 0;
  overflow: hidden;
  text-overflow: clip;
}

[data-theme="light"] .weekday-cell {
  color: #475569;
}

.weekday-cell.sun {
  color: #f43f5e;
}

[data-theme="light"] .weekday-cell.sun {
  color: #e11d48;
}

.calendar-grid-cells {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 4px;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

/* 5. Calendar Day Squares (Trader P&L Cells) */
.calendar-day-cell {
  height: clamp(34px, 4.2vw, 42px);
  min-height: 34px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 4px 5px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-sizing: border-box;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  position: relative;
}

[data-theme="light"] .calendar-day-cell {
  background: #f8fafc;
  border-color: #e2e8f0;
}

.calendar-day-cell.cell-empty-padding {
  background: transparent !important;
  border-color: transparent !important;
  cursor: default;
  pointer-events: none;
}

.calendar-day-cell:hover:not(.cell-empty-padding):not(.is-future) {
  transform: translateY(-2px) scale(1.03);
  z-index: 5;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.calendar-day-cell:active:not(.cell-empty-padding):not(.is-future) {
  transform: scale(0.95);
}

.calendar-day-cell.is-today {
  box-shadow: 0 0 0 2px var(--primary);
}

.calendar-day-cell.is-selected {
  box-shadow: 0 0 0 2px #06b6d4, 0 4px 16px rgba(6, 182, 212, 0.35);
  transform: scale(1.04);
  z-index: 10;
}

.calendar-day-cell.is-frozen {
  background: rgba(2, 132, 199, 0.12) !important;
  border-color: rgba(2, 132, 199, 0.45) !important;
}

.calendar-day-cell.is-recovered {
  background: rgba(99, 102, 241, 0.12) !important;
  border-color: rgba(99, 102, 241, 0.45) !important;
}

.calendar-day-cell.is-future {
  cursor: default;
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.05);
}

.calendar-day-cell.is-future .day-number {
  color: #64748b;
  font-weight: 500;
}

[data-theme="light"] .calendar-day-cell.is-future {
  background: #f8fafc;
  border-color: #f1f5f9;
}

[data-theme="light"] .calendar-day-cell.is-future .day-number {
  color: #94a3b8;
  font-weight: 600;
}

.day-cell-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.day-number {
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  color: var(--text-primary);
}

[data-theme="light"] .day-number {
  color: #1e293b;
  font-weight: 700;
}

.today-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 6px var(--primary);
}

.day-cell-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
}

.day-pnl-val {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 800;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
}

/* 6. Heatmap Profit Levels */
.heat-0 {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-muted);
}
.heat-0 .day-pnl-val {
  color: var(--text-muted);
  font-weight: 500;
  opacity: 0.6;
}

[data-theme="light"] .heat-0 {
  background: #ffffff;
  border-color: #e2e8f0;
}

[data-theme="light"] .heat-0 .day-number {
  color: #1e293b;
  font-weight: 700;
}

[data-theme="light"] .heat-0 .day-pnl-val {
  color: #94a3b8;
  font-weight: 600;
  opacity: 0.85;
}

.heat-1 {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.35);
}
.heat-1 .day-pnl-val {
  color: #34d399;
  font-weight: 800;
}
.heat-1 .day-number {
  color: #34d399;
  font-weight: 800;
}

[data-theme="light"] .heat-1 {
  background: #ecfdf5;
  border-color: #a7f3d0;
}
[data-theme="light"] .heat-1 .day-number {
  color: #065f46;
  font-weight: 800;
}
[data-theme="light"] .heat-1 .day-pnl-val {
  color: #047857;
  font-weight: 800;
}

.heat-2 {
  background: rgba(16, 185, 129, 0.28);
  border-color: rgba(16, 185, 129, 0.55);
}
.heat-2 .day-pnl-val {
  color: #10b981;
  font-weight: 800;
}
.heat-2 .day-number {
  color: #34d399;
  font-weight: 800;
}

[data-theme="light"] .heat-2 {
  background: #d1fae5;
  border-color: #6ee7b7;
}
[data-theme="light"] .heat-2 .day-number {
  color: #064e3b;
  font-weight: 800;
}
[data-theme="light"] .heat-2 .day-pnl-val {
  color: #065f46;
  font-weight: 800;
}

.heat-3 {
  background: rgba(16, 185, 129, 0.5);
  border-color: rgba(16, 185, 129, 0.8);
}
.heat-3 .day-pnl-val {
  color: #ffffff;
  font-weight: 800;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}
.heat-3 .day-number {
  color: #ffffff;
  font-weight: 800;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .heat-3 {
  background: #10b981;
  border-color: #059669;
}
[data-theme="light"] .heat-3 .day-number {
  color: #ffffff;
  font-weight: 800;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}
[data-theme="light"] .heat-3 .day-pnl-val {
  color: #ffffff;
  font-weight: 800;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.heat-4 {
  background: linear-gradient(135deg, #10b981, #059669);
  border-color: #34d399;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}
.heat-4 .day-pnl-val {
  color: #ffffff;
  font-weight: 900;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}
.heat-4 .day-number {
  color: #ffffff;
  font-weight: 800;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] .heat-4 {
  background: linear-gradient(135deg, #10b981, #047857);
  border-color: #047857;
}
[data-theme="light"] .heat-4 .day-number {
  color: #ffffff;
  font-weight: 900;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}
[data-theme="light"] .heat-4 .day-pnl-val {
  color: #ffffff;
  font-weight: 900;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* 7. Micro Day Popover Tooltip (Floating Quick Inspector on Hover/Touch) */
.day-popover-tooltip {
  position: fixed;
  z-index: 10000;
  min-width: 210px;
  max-width: 270px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #ffffff;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px) scale(0.95);
  transition: opacity 0.18s cubic-bezier(0.4, 0, 0.2, 1), transform 0.18s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: inherit;
}

.day-popover-tooltip.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

[data-theme="light"] .day-popover-tooltip {
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid #cbd5e1;
  color: #0f172a;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.18);
}

.popover-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .popover-header {
  border-bottom: 1px solid #f1f5f9;
}

.popover-date {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--primary);
}

[data-theme="light"] .popover-date {
  color: #4f46e5;
}

.popover-badge-total {
  font-size: 0.72rem;
  font-weight: 800;
  font-family: var(--font-mono);
  padding: 1px 7px;
  border-radius: 6px;
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
}

.popover-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.popover-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.74rem;
  color: var(--text-secondary);
}

[data-theme="light"] .popover-item {
  color: #64748b;
}

.popover-item strong {
  font-weight: 700;
  color: #ffffff;
  font-family: var(--font-mono);
}

[data-theme="light"] .popover-item strong {
  color: #0f172a;
}

/* 8. Year Matrix Grid */
.year-matrix-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 640px) {
  .year-matrix-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.year-month-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

[data-theme="light"] .year-month-card {
  background: #f8fafc;
  border-color: #e2e8f0;
}

.year-month-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}

.year-month-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.year-month-name {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-primary);
}

.year-month-pnl {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-muted);
}

.year-month-pnl.pnl-positive {
  color: #10b981;
}

[data-theme="light"] .year-month-pnl.pnl-positive {
  color: #059669;
}

.year-month-sub {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==========================================================================
   9. Cognitive Intelligence & Memory Pyramid Styles
   ========================================================================== */
.stats-rank-pill {
  font-weight: 800;
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: var(--radius-full);
}

.stats-score-pill {
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.stats-accuracy-pill {
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.25);
  white-space: nowrap;
}

[data-theme="dark"] .stats-accuracy-pill {
  color: #34d399;
  background: rgba(16, 185, 129, 0.15);
}

.cog-stat-retrievability .pnl-box-val {
  color: #10b981;
}

[data-theme="light"] .cog-stat-retrievability .pnl-box-val {
  color: #059669;
}

.cog-stat-deep .pnl-box-val {
  color: #06b6d4;
}

[data-theme="light"] .cog-stat-deep .pnl-box-val {
  color: #0891b2;
}

.cog-stat-reflex .pnl-box-val {
  color: var(--primary);
}

/* Stability Pyramid Card */
.memory-pyramid-card {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pyramid-segment-bar {
  width: 100%;
  height: 8px;
  border-radius: 99px;
  background: var(--bg-tertiary);
  overflow: hidden;
  display: flex;
}

[data-theme="light"] .pyramid-segment-bar {
  background: #e2e8f0;
}

.seg-fill {
  height: 100%;
  transition: width 0.4s ease;
}

.seg-tier5 {
  background: #10b981;
}
.seg-tier4 {
  background: #06b6d4;
}
.seg-tier3 {
  background: #3b82f6;
}
.seg-tier2 {
  background: #f59e0b;
}
.seg-tier1 {
  background: #a855f7;
}

.pyramid-tiers-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pyramid-tier-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: transform 0.15s ease;
}

[data-theme="light"] .pyramid-tier-row {
  background: #ffffff;
  border-color: #e2e8f0;
}

.pyramid-tier-row:hover {
  transform: translateY(-1px);
}

.tier-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.tier-icon {
  font-size: 1.05rem;
  line-height: 1;
  flex-shrink: 0;
}

.tier-meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.tier-name {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.tier-desc {
  font-size: 0.67rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tier-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.tier-count {
  font-size: 0.82rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.tier-5 .tier-count {
  color: #10b981;
}
[data-theme="light"] .tier-5 .tier-count {
  color: #059669;
}

.tier-4 .tier-count {
  color: #06b6d4;
}
[data-theme="light"] .tier-4 .tier-count {
  color: #0891b2;
}

.tier-3 .tier-count {
  color: #3b82f6;
}
[data-theme="light"] .tier-3 .tier-count {
  color: #2563eb;
}

.tier-2 .tier-count {
  color: #f59e0b;
}
[data-theme="light"] .tier-2 .tier-count {
  color: #d97706;
}

.tier-1 .tier-count {
  color: #a855f7;
}
[data-theme="light"] .tier-1 .tier-count {
  color: #7c3aed;
}

.tier-pct {
  font-size: 0.7rem;
  font-weight: 800;
  font-family: var(--font-mono);
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  min-width: 30px;
  text-align: center;
}

[data-theme="light"] .tier-pct {
  background: #f1f5f9;
  color: #475569;
}

/* Reflex Quality Card */
.reflex-quality-card {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.reflex-quad-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.reflex-pill-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 8px 6px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  min-height: 64px;
  text-align: center;
  box-sizing: border-box;
}

[data-theme="light"] .reflex-pill-item {
  background: #ffffff;
  border-color: #e2e8f0;
}

.reflex-pill-top {
  display: flex;
  align-items: center;
  gap: 3px;
}

.reflex-pill-icon {
  font-size: 0.78rem;
  line-height: 1;
}

.reflex-pill-name {
  font-size: 0.64rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.reflex-pill-val {
  font-size: 1.05rem;
  font-weight: 800;
  font-family: var(--font-mono);
  line-height: 1.2;
  margin: 2px 0;
}

.reflex-pill-pct {
  font-size: 0.66rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.reflex-easy .reflex-pill-val {
  color: #10b981;
}
[data-theme="light"] .reflex-easy .reflex-pill-val {
  color: #059669;
}

.reflex-good .reflex-pill-val {
  color: #3b82f6;
}
[data-theme="light"] .reflex-good .reflex-pill-val {
  color: #2563eb;
}

.reflex-hard .reflex-pill-val {
  color: #f59e0b;
}
[data-theme="light"] .reflex-hard .reflex-pill-val {
  color: #d97706;
}

.reflex-again .reflex-pill-val {
  color: #f43f5e;
}
[data-theme="light"] .reflex-again .reflex-pill-val {
  color: #e11d48;
}

.recovery-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 12px;
  border-radius: 10px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  gap: 10px;
}

[data-theme="light"] .recovery-strip {
  background: #eff6ff;
  border-color: #bfdbfe;
}

.recovery-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.recovery-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.recovery-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  font-size: 0.75rem;
  color: var(--text-primary);
  min-width: 0;
}

.recovery-text strong {
  font-weight: 700;
  white-space: nowrap;
}

.recovery-sub {
  font-size: 0.67rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recovery-badge {
  font-size: 0.82rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #059669;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.28);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

[data-theme="dark"] .recovery-badge {
  color: #34d399;
  background: rgba(16, 185, 129, 0.18);
}

/* ==========================================================================
   🖥️ DESKTOP FIT OPTIMIZATIONS (>= 860px) - Zero-Scroll Viewport
   ========================================================================== */
@media (min-width: 860px) {
  #tab-stats.tab-pane.active {
    padding: 12px 24px 32px 24px;
    align-items: center;
  }

  .stats-bento-container {
    max-width: 1080px;
    gap: 18px;
  }

  .stats-hero-banner {
    padding: 10px 18px;
    margin-bottom: 6px;
    border-radius: 14px;
  }

  .stats-hero-icon {
    width: 38px;
    height: 38px;
    font-size: 1.2rem;
  }

  .stats-hero-title {
    font-size: 1.05rem;
  }

  .journal-pnl-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 12px;
  }

  .forecast-capsules-grid {
    gap: 10px;
  }

  .forecast-smart-card {
    padding: 12px 6px;
  }
}

@media (min-width: 1240px) {
  .stats-bento-container {
    max-width: 1180px;
  }
}

/* ==========================================================================
   📅 Calendar Forecast Modal & Day Inspector
   ========================================================================== */
.calendar-forecast-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.calendar-forecast-modal-overlay.active {
  display: flex;
}

.calendar-forecast-dialog {
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 18px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-sizing: border-box;
  overflow-y: auto;
}

[data-theme="light"] .calendar-forecast-dialog {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.1);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.15);
}

.cal-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.cal-modal-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cal-modal-icon {
  font-size: 1.4rem;
}

.cal-modal-titles {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.cal-modal-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}

.cal-modal-sub {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin: 0;
}

.btn-cal-modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.btn-cal-modal-close:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

/* Navigation Bar inside Modal */
.cal-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
}

[data-theme="light"] .cal-nav-bar {
  background: #f8fafc;
}

.btn-cal-nav {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: transparent;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.cal-nav-center {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cal-nav-month {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-primary);
}

.btn-cal-today-jump {
  padding: 2px 8px;
  border-radius: 99px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: var(--primary);
  font-size: 0.68rem;
  font-weight: 750;
  cursor: pointer;
}

/* Summary Pills */
.cal-summary-pills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.cal-summary-pill {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2px;
}

[data-theme="light"] .cal-summary-pill {
  background: #f8fafc;
}

.cal-sum-label {
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.cal-sum-val {
  font-size: 0.82rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--primary);
}

/* Modal Calendar Grid */
.cal-grid-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cal-weekdays-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--text-muted);
  padding: 4px 0;
}

.cal-days-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-day-cell {
  min-height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 3px 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

[data-theme="light"] .cal-day-cell {
  background: #f8fafc;
}

.cal-day-cell:hover:not(.is-other-month) {
  border-color: var(--primary);
  transform: scale(1.04);
}

.cal-day-cell.is-other-month {
  opacity: 0.3;
  cursor: default;
}

.cal-day-cell.is-today {
  border-color: var(--primary);
  box-shadow: 0 0 0 1.5px var(--primary);
}

.cal-day-cell.is-selected {
  border-color: #06b6d4;
  box-shadow: 0 0 0 1.5px #06b6d4;
  background: rgba(6, 182, 212, 0.1);
}

.cal-day-cell-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cal-day-num {
  font-size: 0.68rem;
  font-weight: 750;
  color: var(--text-primary);
}

.cal-today-badge {
  font-size: 0.55rem;
  font-weight: 800;
  background: var(--primary);
  color: #ffffff;
  padding: 1px 3px;
  border-radius: 4px;
}

.cal-day-cell-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
}

.cal-count-badge {
  font-size: 0.72rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

.cal-day-cell.load-low .cal-count-badge {
  color: #10b981;
}
.cal-day-cell.load-medium .cal-count-badge {
  color: #f59e0b;
}
.cal-day-cell.load-high .cal-count-badge {
  color: #ef4444;
}

.cal-empty-dot {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Inspector */
.cal-day-inspector {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

[data-theme="light"] .cal-day-inspector {
  background: #f8fafc;
}

.inspector-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.inspector-header-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.inspector-date-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-primary);
}

.inspector-tags-row {
  display: flex;
  gap: 4px;
}

.inspector-today-tag {
  font-size: 0.62rem;
  font-weight: 750;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary);
  padding: 1px 6px;
  border-radius: 99px;
}

.inspector-count-tag {
  font-size: 0.62rem;
  font-weight: 750;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 1px 6px;
  border-radius: 99px;
}

.btn-inspector-study {
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--primary);
  color: #ffffff;
  border: none;
  font-size: 0.75rem;
  font-weight: 750;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 3px 8px rgba(99, 102, 241, 0.3);
}

.inspector-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.inspector-words-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
}

.inspector-word-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
}

[data-theme="light"] .inspector-word-item {
  background: #ffffff;
}

.btn-inspector-sound {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.inspector-word-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.inspector-word-top {
  display: flex;
  align-items: center;
  gap: 6px;
}

.inspector-word-text {
  font-size: 0.82rem;
  font-weight: 750;
  color: var(--text-primary);
}

.inspector-word-ipa {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.inspector-word-meaning {
  font-size: 0.72rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.inspector-word-stability {
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

/* ==========================================================================
   Bệnh Án Từ Vựng Hay Quên (Weak Words Clinic)
   ========================================================================== */
.weak-words-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.weak-word-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: all 0.2s ease;
}

[data-theme="light"] .weak-word-item {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
}

.weak-word-item:hover {
  border-color: rgba(239, 68, 68, 0.4);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.08);
}

.weak-word-left {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  flex: 1;
}

.weak-word-head {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.weak-word-text {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-primary);
}

.weak-word-ipa {
  font-size: 0.78rem;
  font-family: var(--font-mono, monospace);
  color: var(--text-muted);
}

.weak-word-pos {
  font-size: 0.65rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--bg-tertiary, rgba(0,0,0,0.06));
  color: var(--text-secondary);
}

.weak-word-meaning {
  font-size: 0.82rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.weak-word-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.weak-word-badge {
  font-size: 0.7rem;
  font-weight: 750;
  padding: 3px 8px;
  border-radius: 99px;
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.28);
  white-space: nowrap;
}

[data-theme="dark"] .weak-word-badge {
  background: rgba(239, 68, 68, 0.18);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.38);
}

.btn-weak-study-one {
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--primary, #4f46e5);
  color: #ffffff;
  font-size: 0.74rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-weak-study-one:hover {
  filter: brightness(1.1);
  transform: scale(1.02);
}

.btn-weak-sound {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--bg-tertiary, rgba(0,0,0,0.05));
  border: 1px solid var(--border);
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.15s ease;
  padding: 0;
}

.btn-weak-sound:hover {
  background: var(--primary-light, rgba(99, 102, 241, 0.15));
  color: var(--primary, #4f46e5);
}

.weak-words-empty {
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.84rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}