/* ===== Ergosona – Dashboard Styles ===== */

.dashboard {
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.dashboard-header {
  margin-bottom: 32px;
}

.dashboard-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.dashboard-header p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

/* --- Summary Cards --- */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all var(--transition);
}

.summary-card:hover {
  border-color: var(--border-hover);
}

.summary-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.summary-icon svg {
  width: 22px;
  height: 22px;
}

.summary-icon.purple {
  background: var(--primary-muted);
  color: var(--primary-light);
}

.summary-icon.green {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.summary-icon.amber {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.summary-icon.red {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.summary-icon.blue {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}

.summary-info {
  flex: 1;
}

.summary-info .label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.summary-info .value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.summary-info .sub {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* --- Charts Section --- */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.chart-card.full-width {
  grid-column: 1 / -1;
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.chart-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.chart-container {
  position: relative;
  width: 100%;
  height: 280px;
}

.chart-container.small {
  height: 220px;
}

/* Chart period selector */
.period-select {
  display: flex;
  gap: 4px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.period-btn {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
}

.period-btn.active {
  background: var(--primary);
  color: #fff;
}

.period-btn:hover:not(.active) {
  color: var(--text);
}

/* --- Sessions Table --- */
.sessions-section {
  margin-bottom: 32px;
}

.sessions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.sessions-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.sessions-table-wrapper {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.sessions-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.sessions-table td {
  padding: 14px 16px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
}

.sessions-table tr:last-child td {
  border-bottom: none;
}

.sessions-table tr:hover td {
  background: var(--surface-alt);
}

.sessions-table .score-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.score-pill.good {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
}

.score-pill.warning {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
}

.score-pill.bad {
  background: rgba(239, 68, 68, 0.12);
  color: var(--danger);
}

.sessions-table .delete-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: transparent;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.sessions-table .delete-btn:hover {
  background: rgba(239, 68, 68, 0.12);
  color: var(--danger);
}

.sessions-table .delete-btn svg {
  width: 16px;
  height: 16px;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-dim);
}

.empty-state svg {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state h3 {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 0.875rem;
  margin-bottom: 20px;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .dashboard {
    padding: 16px;
  }

  .summary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .chart-container {
    height: 220px;
  }

  .sessions-table th:nth-child(n + 4),
  .sessions-table td:nth-child(n + 4) {
    display: none;
  }
}

@media (max-width: 480px) {
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .summary-card {
    padding: 16px;
  }
}

/* ── Dashboard Header Actions ── */
.dashboard-header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 8px;
}

.streak-display {
  font-size: 1rem;
  font-weight: 600;
  color: #f59e0b;
}

.level-display {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--primary-muted);
  padding: 4px 12px;
  border-radius: 8px;
}

/* ── Sessions Header Actions ── */
.sessions-header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

/* ── Achievements Section ── */
.achievements-section {
  margin-bottom: 32px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.section-header h3 {
  font-size: 1.2rem;
}

.achievements-progress {
  font-size: 0.85rem;
  color: var(--text-dim);
  background: var(--surface-alt);
  padding: 4px 12px;
  border-radius: 8px;
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.achievement-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s ease;
}

.achievement-card.unlocked {
  border-color: var(--border-hover);
}

.achievement-card.unlocked:hover {
  border-color: var(--primary);
}

.achievement-card.locked {
  opacity: 0.45;
  filter: grayscale(0.6);
}

.achievement-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
}

.achievement-info {
  min-width: 0;
}

.achievement-title {
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 2px;
}

.achievement-desc {
  font-size: 0.75rem;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .achievements-grid {
    grid-template-columns: 1fr;
  }

  .sessions-header-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ===== Weekly Comparison ===== */
.comparison-section {
  margin-bottom: 32px;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.comparison-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  transition: border-color 0.2s;
}

.comparison-item:hover {
  border-color: var(--border-hover);
}

.comparison-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 6px;
}

.comparison-current {
  font-size: 1.5rem;
  font-weight: 700;
  display: block;
  margin-bottom: 4px;
}

.comparison-change {
  font-size: 0.85rem;
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
}

.comparison-prev {
  font-size: 0.7rem;
  color: var(--text-dim);
  display: block;
}

.trend-positive {
  color: #10b981;
}
.trend-negative {
  color: #ef4444;
}
.trend-neutral {
  color: #f59e0b;
}

/* ===== Highlight Grid (Best Session + Goals) ===== */
.highlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.highlight-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.best-session-card {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 12px;
}

.best-session-score {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  min-width: 80px;
  text-align: center;
  background: var(--primary-muted);
  padding: 12px;
  border-radius: 12px;
}

.best-session-info {
  flex: 1;
}

.best-session-date {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.best-session-meta {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ===== Session Detail Modal ===== */
.session-detail-modal {
  position: fixed;
  inset: 0;
  z-index: 6000;
  background: rgba(10, 6, 20, 0.92);
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  overflow-y: auto;
  padding: 24px;
}

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

.session-detail-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.session-detail-close {
  flex-shrink: 0;
}

.detail-header {
  margin-bottom: 24px;
}

.detail-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.detail-summary {
  display: flex;
  align-items: center;
  gap: 16px;
}

.detail-score {
  font-size: 2.5rem;
  font-weight: 800;
  min-width: 70px;
  text-align: center;
}

.detail-stats {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.detail-section {
  margin-bottom: 20px;
}

.detail-section h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.detail-chart-container {
  width: 100%;
  height: 200px;
}

.detail-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.detail-metric {
  padding: 10px 12px;
  background: var(--surface-alt);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.detail-metric strong {
  color: var(--text);
}

.detail-emotion-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.detail-emotion-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg);
  border-radius: 8px;
  font-size: 0.8rem;
}

.detail-emotion-count {
  font-weight: 600;
  color: var(--primary);
}

@media (max-width: 900px) {
  .comparison-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .highlight-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .comparison-item {
    padding: 10px;
  }

  .comparison-current {
    font-size: 1.2rem;
  }

  .session-detail-content {
    padding: 20px;
  }

  .detail-metrics-grid {
    grid-template-columns: 1fr;
  }
}