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0}.student-portal__stat-card--quiz:before{background:linear-gradient(90deg,#6366f1,#8b5cf6)}.student-portal__stat-card--annotations:before{background:linear-gradient(90deg,#10b981,#14b8a6)}.student-portal__stat-card--schedule:before{background:linear-gradient(90deg,#0ea5e9,#06b6d4)}.student-portal__stat-card--badges:before{background:linear-gradient(90deg,#f59e0b,#eab308)}.student-portal__stat-label{font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:8px}.student-portal__stat-value{font-size:2rem;font-weight:800;line-height:1.1;letter-spacing:-.03em}.student-portal__stat-hint{font-size:.85rem;color:var(--text-muted);margin-top:6px}.student-portal__charts{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:28px}@media (max-width: 900px){.student-portal__charts{grid-template-columns:1fr}}.student-portal__chart-card{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:16px;padding:20px;box-shadow:var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, .06))}.student-portal__chart-title{font-size:1rem;font-weight:700;margin:0 0 4px}.student-portal__chart-desc{font-size:.8rem;color:var(--text-muted);margin:0 0 16px}.student-portal__chart-wrap{width:100%;height:260px}.student-portal__chart-wrap--sm{height:220px}.student-portal__table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--border-primary)}.student-portal__table{width:100%;border-collapse:collapse;font-size:.95rem}.student-portal__table th{text-align:left;padding:12px 16px;background:var(--bg-tertiary);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}.student-portal__table td{padding:14px 16px;border-top:1px solid var(--border-primary)}.student-portal__table tbody tr:nth-child(2n){background:#00000005}.student-portal__score-pill{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-weight:700;font-size:.9rem;background:linear-gradient(135deg,#6366f126,#8b5cf626);color:var(--accent-primary, #6366f1)}.student-portal__schedule-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.student-portal__toggle{display:inline-flex;border-radius:10px;padding:4px;background:var(--bg-tertiary);border:1px solid var(--border-primary)}.student-portal__toggle button{border:none;background:transparent;padding:8px 16px;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;color:var(--text-muted)}.student-portal__toggle button.active{background:var(--bg-secondary);color:var(--text-primary);box-shadow:0 1px 3px #00000014}.student-cal{background:var(--bg-secondary);border:1px solid 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