.positive{color:var(--success)}.negative{color:var(--danger)}.sleep-quality{display:inline-block;padding:3px 8px;border-radius:20px;font-size:.7rem;font-weight:600}.quality-excellent{background:#e6f7f0;color:var(--success)}.quality-good{background:#ebf5ff;color:var(--primary)}.quality-fair{background:#fff4e6;color:var(--warning)}.quality-poor{background:#ffebee;color:var(--danger)}.action-btn{background:0 0;border:none;cursor:pointer;color:var(--gray);transition:color .2s;padding:5px;font-size:.9rem}.action-btn:hover{color:var(--primary)}.modal.active{opacity:1;pointer-events:all}