/* ==========================================
   DASHBOARD - UNIFIED DESIGN SYSTEM
   ========================================== */

/* Color Palette */
:root {
  --color-primary: #1877f2;
  --color-success: #42b983;
  --color-warning: #f39c12;
  --color-danger: #e74c3c;
  --color-info: #3498db;

  --bg-card: #ffffff;
  --bg-section: #f8f9fa;
  --bg-hover: #f0f2f5;

  --text-primary: #1c1e21;
  --text-secondary: #65676b;
  --text-muted: #8a8d91;

  --border-light: #e4e6eb;
  --border-medium: #d1d5db;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
}

/* Dashboard Container */
.dashboard-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  padding: var(--spacing-lg) 0;
}

/* ==========================================
   SECTIONS
   ========================================== */

.dashboard-section {
  background: var(--bg-section);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-lg) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ==========================================
   OVERVIEW SECTION
   ========================================== */

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  transition: all 0.2s ease;
  border-left: 4px solid transparent;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card--primary { border-left-color: var(--color-primary); }
.stat-card--success { border-left-color: var(--color-success); }
.stat-card--warning { border-left-color: var(--color-warning); }
.stat-card--danger { border-left-color: var(--color-danger); }
.stat-card--info { border-left-color: var(--color-info); }

.stat-card__icon {
  font-size: 32px;
  line-height: 1;
  opacity: 0.9;
}

.stat-card__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-card__label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.stat-card__value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.metric-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  transition: all 0.2s ease;
}

.metric-card:hover {
  box-shadow: var(--shadow-md);
}

.metric-card__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.metric-card__value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
}

.metric-card__change {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
  align-self: flex-start;
}

.metric-card__change--up {
  color: var(--color-success);
  background: rgba(66, 185, 131, 0.1);
}

.metric-card__change--down {
  color: var(--color-danger);
  background: rgba(231, 76, 60, 0.1);
}

.metric-card__change--neutral {
  color: var(--text-muted);
  background: var(--bg-hover);
}

.metric-card__subtext {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================
   ANALYTICS SECTION
   ========================================== */

.charts-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.charts-row:last-child {
  margin-bottom: 0;
}

.chart-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

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

.chart-card:hover {
  box-shadow: var(--shadow-md);
}

.chart-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.chart-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.chart-card__subtitle {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.chart-card__body {
  min-height: 200px;
  position: relative;
}

/* Bar Chart (for profile chart) */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.bar-chart-item {
  display: grid;
  grid-template-columns: 80px 1fr 60px;
  gap: var(--spacing-sm);
  align-items: center;
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}

.bar-chart-item:hover {
  background: var(--bg-hover);
}

.bar-chart-item__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.bar-chart-item__bar-container {
  background: var(--border-light);
  border-radius: var(--radius-sm);
  height: 32px;
  overflow: hidden;
  position: relative;
}

.bar-chart-item__bar {
  background: linear-gradient(135deg, var(--color-primary) 0%, #4a9eff 100%);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: var(--spacing-xs);
  font-size: 12px;
  font-weight: 700;
  color: white;
  border-radius: var(--radius-sm);
  transition: width 0.4s ease;
  min-width: 2px;
}

.bar-chart-item__value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  text-align: right;
}

/* ==========================================
   PERFORMANCE COMPARISONS SECTION
   ========================================== */

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.comparison-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.comparison-card:hover {
  box-shadow: var(--shadow-md);
}

.comparison-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-light);
}

.comparison-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.comparison-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.comparison-item__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.comparison-item__label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.comparison-item__value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.comparison-item__bar {
  background: var(--border-light);
  border-radius: 100px;
  height: 8px;
  overflow: hidden;
}

.comparison-item__bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 0.4s ease;
}

.comparison-item__bar-fill--current {
  background: linear-gradient(90deg, var(--color-primary), #4a9eff);
}

.comparison-item__bar-fill--success {
  background: linear-gradient(90deg, var(--color-success), #5dd39e);
}

.comparison-item__subtext {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.comparison-item__change {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.comparison-item__change--up {
  color: var(--color-success);
  background: rgba(66, 185, 131, 0.12);
}

.comparison-item__change--down {
  color: var(--color-danger);
  background: rgba(231, 76, 60, 0.12);
}

.comparison-item__change--neutral {
  color: var(--text-muted);
  background: var(--bg-hover);
}

.comparison-divider {
  height: 1px;
  background: var(--border-light);
  margin: var(--spacing-xs) 0;
}

/* Success Comparison Grid */
.success-comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.success-comparison-card {
  background: linear-gradient(135deg, #f5f7fa 0%, #ffffff 100%);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all 0.2s ease;
}

.success-comparison-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-success);
}

.success-comparison-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-success);
}

.success-comparison-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

/* ==========================================
   DETAILS SECTION
   ========================================== */

.details-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.detail-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

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

.detail-card:hover {
  box-shadow: var(--shadow-md);
}

.detail-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-light);
}

.detail-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.detail-card__badge {
  background: var(--color-primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}

.detail-card__body {
  max-height: 400px;
  overflow-y: auto;
}

/* Performers List */
.performers-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.performer-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.performer-item:hover {
  background: var(--border-light);
  transform: translateX(4px);
}

.performer-item--gold {
  background: linear-gradient(135deg, #ffd700 20%, #fff9e6 100%);
  border: 2px solid #ffd700;
}

.performer-item--silver {
  background: linear-gradient(135deg, #c0c0c0 20%, #f5f5f5 100%);
  border: 2px solid #c0c0c0;
}

.performer-item--bronze {
  background: linear-gradient(135deg, #cd7f32 20%, #fff5e6 100%);
  border: 2px solid #cd7f32;
}

.performer-item__rank {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-secondary);
  min-width: 24px;
  text-align: center;
}

.performer-item__avatar {
  font-size: 24px;
  line-height: 1;
}

.performer-item__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.performer-item__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.performer-item__stats {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.performer-item__badge {
  background: var(--color-primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
}

/* Deadline List */
.deadline-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.deadline-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--color-info);
  transition: all 0.2s ease;
}

.deadline-item:hover {
  background: var(--border-light);
}

.deadline-item--warning {
  border-left-color: var(--color-warning);
  background: rgba(243, 156, 18, 0.05);
}

.deadline-item--danger {
  border-left-color: var(--color-danger);
  background: rgba(231, 76, 60, 0.05);
}

.deadline-item__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.deadline-item__title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.deadline-item__progress {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
}

.deadline-item__time {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 4px 10px;
  background: white;
  border-radius: var(--radius-sm);
}

/* Activity List */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--bg-hover);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.activity-item:hover {
  background: var(--border-light);
}

.activity-item__icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-success);
  color: white;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.activity-item__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.activity-item__text {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.4;
}

.activity-item__profile {
  font-weight: 700;
  color: var(--color-primary);
}

.activity-item__time {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================
   EMPTY STATES
   ========================================== */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--spacing-sm);
  opacity: 0.5;
}

.empty-state-text {
  font-size: 14px;
  font-weight: 500;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
  .charts-row {
    grid-template-columns: 1fr;
  }

  .chart-card--full {
    grid-column: auto;
  }
}

@media (max-width: 768px) {
  .dashboard-section {
    padding: var(--spacing-md);
  }

  .stats-grid,
  .metrics-grid,
  .comparison-grid,
  .success-comparison-grid,
  .details-grid {
    grid-template-columns: 1fr;
  }

  .detail-card--full {
    grid-column: auto;
  }

  .stat-card__value,
  .metric-card__value {
    font-size: 24px;
  }
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dashboard-section {
  animation: fadeInUp 0.4s ease forwards;
}

.dashboard-section:nth-child(1) { animation-delay: 0s; }
.dashboard-section:nth-child(2) { animation-delay: 0.1s; }
.dashboard-section:nth-child(3) { animation-delay: 0.2s; }
.dashboard-section:nth-child(4) { animation-delay: 0.3s; }
