/* ═══════════════════════════════════════════════════════
   STUDENT PORTAL — dashboard.css
   Stats grid, stat cards, dashboard panels, recent items,
   badges, chart cards, courses grid.
   ═══════════════════════════════════════════════════════ */

/* ── STATS CARDS ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 22px 22px 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

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

.stat-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.stat-body {
  flex: 1;
  min-width: 0;
}

.stat-number {
  font-family: 'Sora', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-trend {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  white-space: nowrap;
  align-self: flex-start;
}

.stat-trend.positive {
  background: #dcfce7;
  color: #15803d;
}

.stat-trend.neutral {
  background: #f1f5f9;
  color: var(--text-muted);
}

.stat-trend.negative {
  background: var(--red-soft);
  color: var(--red);
}

/* ── DASHBOARD PANELS ── */
.dashboard-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.dash-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.panel-title {
  font-family: 'Sora', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.panel-link {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.panel-link:hover {
  text-decoration: underline;
}

/* ── Recent Items ── */
.recent-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.recent-item:last-child {
  border-bottom: none;
}

.recent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-light);
  flex-shrink: 0;
}

.recent-info {
  flex: 1;
  min-width: 0;
}

.recent-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recent-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1px;
}

.recent-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  white-space: nowrap;
}

/* ── Badge Colors ── */
.badge-green {
  background: #dcfce7;
  color: #15803d;
}

.badge-amber {
  background: #fef9c3;
  color: #92400e;
}

.badge-red {
  background: var(--red-soft);
  color: var(--red);
}

.badge-blue {
  background: #dbeafe;
  color: #1d4ed8;
}

.badge-purple {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.badge-gray {
  background: #f1f5f9;
  color: #64748b;
}

/* ── CHART CARD ── */
.chart-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.chart-card.chart-full {
  width: 100%;
}

.chart-title {
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
}

.chart-wrap-lg {
  position: relative;
  height: 220px;
}

.chart-wrap-lg canvas {
  max-height: 220px;
}

/* ── COURSES GRID ── */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.course-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: box-shadow 0.2s, transform 0.2s;
}

.course-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.course-card-header {
  padding: 22px 22px 14px;
  position: relative;
}

.course-card-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.course-card-title {
  font-family: 'Sora', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 5px;
  margin-top: 8px;
}

.course-card-teacher {
  font-size: 0.8rem;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  gap: 5px;
}

.course-card-desc {
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-top: 8px;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-card-footer {
  padding: 14px 22px;
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: 16px;
}

.course-stat {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.course-stat svg {
  opacity: 0.7;
}