:root{--bg: #EAF2FF;--card: #EAF2FF;--primary: #2563EB;--sky: #60A5FA;--lavender: #7C83FD;--text: #0F172A;--muted: #64748B;--success: #16A34A;--danger: #DC2626;--pending: #D97706;--sh-l: rgba(255, 255, 255, .95);--sh-d: rgba(160, 180, 212, .55);--term-bg: #0B1220;--radius-sm: 14px;--radius-md: 18px;--radius-lg: 22px;--shadow-up: -6px -6px 14px var(--sh-l), 6px 6px 16px var(--sh-d);--shadow-up-sm: -4px -4px 9px var(--sh-l), 4px 4px 11px var(--sh-d);--shadow-in: inset -4px -4px 9px var(--sh-l), inset 4px 4px 10px var(--sh-d);--shadow-glow: 0 10px 22px color-mix(in srgb, var(--primary) 35%, transparent);--font-sans: "Manrope", system-ui, sans-serif;--font-mono: "JetBrains Mono", ui-monospace, 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a:hover{box-shadow:var(--shadow-in);color:var(--primary)}.checklist-teacher{display:grid;gap:8px}.checklist-teacher label{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:12px;box-shadow:var(--shadow-in)}.empty{padding:28px;text-align:center;color:var(--muted)}.teacher-steps{display:grid;gap:10px;margin-top:10px}.teacher-step{padding:12px 14px;border-radius:14px;box-shadow:var(--shadow-in)}.step-head{display:flex;gap:10px;align-items:center;margin-bottom:6px}.step-num{width:28px;height:28px;border-radius:10px;display:grid;place-items:center;font-size:12px;font-weight:800;color:var(--primary);box-shadow:var(--shadow-out);background:var(--card)}.dual-role{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}@media(max-width:720px){.dual-role{grid-template-columns:1fr}}.role-card{padding:10px 12px;border-radius:12px;box-shadow:var(--shadow-in)}.role-card p{margin:6px 0 0;color:var(--muted);font-size:13px}.screen-result{margin-top:8px;padding:8px 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