/* ==========================================================================
   SJCC LEARN — ADVANCED STUDENT DASHBOARD CSS
   Markrite & Magnar aesthetics with GitHub Attendance Heatmap Matrix
   ========================================================================== */

/* 1. Top Greeting Banner */
.dash-greeting-banner {
  background: linear-gradient(135deg, rgba(29, 63, 214, 0.05) 0%, rgba(111, 131, 234, 0.08) 100%);
  border: 1px solid rgba(29, 63, 214, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .dash-greeting-banner {
  background: linear-gradient(135deg, rgba(29, 63, 214, 0.12) 0%, rgba(111, 131, 234, 0.15) 100%);
  border-color: rgba(111, 131, 234, 0.25);
}

.dash-greeting-title {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.dash-greeting-sub {
  font-size: var(--text-sm);
  color: var(--text-2);
  margin-bottom: var(--space-5);
}

/* 2. Quick Action Pill Tiles (Magnar Style) */
.quick-actions-row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.quick-action-tile {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 9999px;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--ink);
  text-decoration: none;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.quick-action-tile:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(29, 63, 214, 0.12);
}

.quick-action-tile .material-symbols-rounded {
  font-size: 18px;
  color: var(--primary);
}

/* 3. 4-Column KPI Metric Cards (Markrite Style) */
.kpi-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.kpi-metric-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-metric-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-soft);
}

.kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.kpi-label {
  font-size: var(--text-xs);
  color: var(--text-2);
  font-weight: var(--font-medium);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.kpi-value {
  font-size: clamp(1.75rem, 2.2vw, 2.25rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.kpi-trend {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
}

.kpi-trend.up {
  color: #10B981;
}

.kpi-trend.neutral {
  color: var(--text-3);
}

/* 4. GitHub-Style Learning Attendance & Contribution Heatmap Matrix */
.github-heatmap-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-6);
}

.heatmap-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: var(--space-4);
}

.heatmap-stats-pill-group {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--text-2);
}

.heatmap-stat-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.heatmap-stat-item strong {
  color: var(--ink);
  font-size: var(--text-sm);
}

.heatmap-scroll-wrap {
  overflow-x: auto;
  padding-bottom: 8px;
}

.heatmap-layout-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.heatmap-matrix-container {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  background-color: var(--surface-2);
  border: 1px solid var(--border-light);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  width: fit-content;
}

.heatmap-days-legend {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 19px 4px 4px 0;
  font-size: 10px;
  color: var(--text-3);
  height: 122px;
  user-select: none;
}

.heatmap-weeks-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.heatmap-months-row {
  display: grid;
  grid-template-columns: repeat(26, 14px);
  gap: 4px;
  font-size: 10px;
  color: var(--text-3);
  font-weight: 600;
  margin-bottom: 4px;
  user-select: none;
}

.heatmap-grid-cells {
  display: grid;
  grid-template-columns: repeat(26, 14px);
  grid-template-rows: repeat(7, 14px);
  grid-auto-flow: column;
  gap: 4px;
  width: max-content;
}

.heatmap-cell {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background-color: var(--border-light);
  transition: transform 0.12s cubic-bezier(0.4, 0, 0.2, 1), outline 0.12s ease;
  cursor: pointer;
  position: relative;
}

.heatmap-cell:hover {
  transform: scale(1.4);
  z-index: 10;
  outline: 2px solid var(--primary);
}

/* Right-side Telemetry Insights Box */
.heatmap-insights-panel {
  flex: 1;
  min-width: 260px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.insight-metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: var(--text-xs);
}

.insight-metric-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

/* Activity Intensity Levels (Royal Blue Theme) */
.heatmap-cell[data-level="0"] { background-color: rgba(220, 226, 245, 0.45); }
.heatmap-cell[data-level="1"] { background-color: #A5BAFB; }
.heatmap-cell[data-level="2"] { background-color: #6F83EA; }
.heatmap-cell[data-level="3"] { background-color: #2D55EA; }
.heatmap-cell[data-level="4"] { background-color: #1D3FD6; }

[data-theme="dark"] .heatmap-cell[data-level="0"] { background-color: rgba(255, 255, 255, 0.06); }
[data-theme="dark"] .heatmap-cell[data-level="1"] { background-color: #2D3F75; }
[data-theme="dark"] .heatmap-cell[data-level="2"] { background-color: #3F5EC4; }
[data-theme="dark"] .heatmap-cell[data-level="3"] { background-color: #5275F0; }
[data-theme="dark"] .heatmap-cell[data-level="4"] { background-color: #6F83EA; }

.heatmap-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-4);
  font-size: 11px;
  color: var(--text-3);
}

.heatmap-legend {
  display: flex;
  align-items: center;
  gap: 4px;
}

.heatmap-legend-cell {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

/* 5. Main 2-Column Dashboard Grid */
.student-dashboard-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

/* Continue Learning Hero Card */
.continue-learning-card {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: var(--space-6);
  align-items: center;
  margin-bottom: var(--space-6);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.continue-learning-card:hover {
  border-color: var(--primary-soft);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.continue-thumb {
  width: 170px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

/* Tasks / Deadlines Widget (Magnar Style) */
.cia-tasks-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-6);
}

.cia-task-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  border-radius: var(--radius-md);
  background-color: var(--surface-2);
  border: 1px solid var(--border-light);
  margin-bottom: var(--space-3);
  transition: all var(--transition-fast);
}

.cia-task-item:hover {
  border-color: var(--border);
  background-color: var(--surface);
}

.cia-task-item:last-child {
  margin-bottom: 0;
}

/* Responsive Breakpoints */
@media (max-width: 1100px) {
  .kpi-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .student-dashboard-grid {
    grid-template-columns: 1fr;
  }
  .continue-learning-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .continue-thumb {
    width: 100%;
  }
}

@media (max-width: 600px) {
  .kpi-metrics-grid {
    grid-template-columns: 1fr;
  }
  .dash-greeting-banner {
    padding: var(--space-5) var(--space-4);
  }
  .quick-actions-row {
    flex-direction: column;
  }
  .quick-action-tile {
    width: 100%;
    justify-content: center;
  }
}