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.ico{background:var(--mira-green);color:#fff;font-weight:800}.pt .mp-item.mp-done b{color:#15803d}.pt .s3-banner{background:var(--flow-gradient-soft);border:1px solid var(--blue-200);color:var(--mira-navy);border-radius:12px;align-items:flex-start;gap:8px;margin:0 0 16px;padding:10px 14px;font-size:13px;line-height:1.55;display:flex}.pt .s3-banner>svg{color:var(--mira-amber);flex:none;margin-top:2px;animation:2.2s ease-in-out infinite tutor-twinkle}@media (max-width:768px){.pt .mira-fab{width:46px;height:46px;font-size:19px;bottom:96px;right:12px}.pt .mira-fab .sp{width:19px;height:19px}.pt .mira-panel{bottom:150px;right:12px}.pt .qg-head .mira-ask{padding:4px 10px;font-size:11.5px}.pt .q-vn{margin-left:22px}.pt .s3-banner{margin-bottom:12px;padding:9px 12px;font-size:12.5px}}.pt[data-fontsize=small] .passage-body p,.pt[data-fontsize=small] .q-instruction,.pt[data-fontsize=small] .q-body,.pt[data-fontsize=small] .check-item,.pt[data-fontsize=small] 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