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ease}.vp-close{position:absolute;top:10px;right:16px;font-size:1.1rem;color:#1a6240;cursor:pointer;font-weight:900;line-height:1}.vp-close:hover{color:#c0392b}.vp-word{font-size:1.2rem;font-weight:900;color:#1a6240;margin-bottom:5px}.vp-meaning{font-size:.97rem;font-weight:600;color:#1a3d2a;line-height:1.6;margin-bottom:10px}.vp-speak-btn{background:#2e7d5e;color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:.9rem;font-weight:700;padding:7px 16px;border-radius:30px;cursor:pointer;box-shadow:0 3px #1a5a3e;display:inline-flex;align-items:center;gap:6px;transition:all .15s}.vp-speak-btn:hover{background:#3a9b72;transform:translateY(-2px)}.vocab-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:4px}.vocab-card{background:#f1ffe7;border-radius:26px 8px;border:3px solid #71a587;box-shadow:4px 5px #317555;padding:20px 14px 16px;text-align:center;cursor:pointer;transition:all 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.15s;flex-shrink:0}.vc-speak:hover{background:#3a9b72;transform:scale(1.1)}.ownership-table{width:100%;border-collapse:separate;border-spacing:0 8px;font-size:.97rem}.ownership-table thead tr th{background:linear-gradient(135deg,#2e7d5e,#57a87a);color:#fff;font-weight:800;padding:12px 18px;border-radius:12px 12px 0 0}.ownership-table thead tr th:first-child{border-radius:14px 4px 0 0}.ownership-table thead tr th:last-child{border-radius:4px 14px 0 0}.ownership-table tbody tr td{background:#f1ffe7;border:2px solid #90d9b5;padding:12px 18px;font-weight:700;color:#1a4a30}.ownership-table tbody tr td:first-child{border-radius:14px 4px 4px 14px}.ownership-table tbody tr td:last-child{border-radius:4px 14px 14px 4px}.table-emoji{margin-right:8px;font-size:1.2rem}.tf-row{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-bottom:18px;background:#f1ffe7;border:2px solid #71a587;border-radius:16px;padding:14px 18px;box-shadow:3px 4px #317555}.tf-stmt{flex:1;font-weight:700;color:#1a4a30;font-size:.97rem;line-height:1.5}.tf-btn-wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn-tf{background:#f1ffe7;border:2px solid #90c9a9;border-radius:30px;padding:8px 18px;font-family:Quicksand,sans-serif;font-size:.92rem;font-weight:700;color:#1a6240;cursor:pointer;box-shadow:0 4px #71a587;transition:all .15s}.btn-tf:hover:not(:disabled){background:#d4f0e0;transform:translateY(-2px);border-color:#2e7d5e}.btn-tf.tf-correct{background:#d4f0e0;border-color:#2e7d5e;color:#1a5a3e;box-shadow:0 2px #2e7d5e}.btn-tf.tf-wrong{background:#ffe4e4;border-color:#d05050;color:#c0392b;animation:shake .35s ease}@media (max-width: 820px){#mainStage{padding:22px 18px 36px}.vocab-grid{grid-template-columns:repeat(2,1fr)!important}.lesson-header-title{font-size:1.3rem}}@media (max-width: 540px){#mainStage{padding:16px 12px 28px}.section-block{padding:20px 16px 22px;border-radius:22px 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#317555;font-size:.9rem;font-weight:700;color:#1a4a30;min-height:54px}.match-item:hover:not(.matched):not(.wrong-flash){transform:translateY(-2px);box-shadow:5px 6px #2a6b4a;border-color:#2e7d5e}.match-item.selected{background:#c6f0d8;border-color:#2e7d5e;box-shadow:0 0 0 3px #90d9b588,4px 5px #1a5a3e}.match-item.matched{background:#d4f0e0;border-color:#1a6240;color:#1a5a3e;cursor:default;box-shadow:2px 2px #2e7d5e;opacity:.8}.match-item.wrong-flash{background:#ffe4e4;border-color:#d05050;animation:shake .35s ease}.mi-emoji{font-size:1.4rem;flex-shrink:0}.mi-text{line-height:1.4}.match-arrows{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:10px;padding-top:44px}.match-arrow{font-size:1.6rem;color:#2e7d5e;font-weight:900;animation:popIn .3s ease}.sound-hero{display:flex;align-items:center;gap:28px;flex-wrap:wrap;background:linear-gradient(135deg,#fff8e1,#fffde7);border:3px solid #f9d94a;border-radius:24px 8px;padding:24px 28px;box-shadow:6px 6px #f0c830;margin-bottom:10px}.sound-symbol{font-size:4.5rem;font-weight:900;color:#c0392b;text-shadow:3px 4px 0 #e74c3c44;line-height:1;font-family:Georgia,serif;min-width:80px;text-align:center}.sound-info{flex:1}.sound-name{font-size:1.4rem;font-weight:900;color:#1a6240;margin-bottom:6px}.sound-tip{font-size:.97rem;font-weight:600;color:#3a5a3a;line-height:1.65;margin-bottom:12px}.btn-demo-sound{background:linear-gradient(135deg,#c0392b,#e74c3c);color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:1rem;font-weight:700;padding:10px 22px;border-radius:100px;box-shadow:0 5px #922b21;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:8px}.btn-demo-sound:hover{transform:translateY(-2px);box-shadow:0 7px #922b21}.btn-demo-sound:active{transform:translateY(2px);box-shadow:0 2px #922b21}.sound-badge-row{margin-bottom:20px}.sound-badge{display:inline-flex;align-items:center;gap:14px;flex-wrap:wrap;background:linear-gradient(135deg,#fff8e1,#fffde7);border:2px solid #f9d94a;border-radius:16px;padding:12px 18px;box-shadow:3px 3px #f0c83066}.pron2-sound-badge{background:linear-gradient(135deg,#ffe8e8,#fff0f0);border-color:#f0a0a0;box-shadow:3px 3px #f0808044}.sound-badge-symbol{font-size:2rem;font-weight:900;color:#c0392b;font-family:Georgia,serif;line-height:1}.sound-badge-label{font-size:.95rem;font-weight:700;color:#1a4a30}.pron-group-block{margin-bottom:10px}.pron-group-header{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:linear-gradient(135deg,#e3f8ec,#d4f0e0);border:2px solid #90d9b5;border-radius:16px;padding:14px 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.2s;min-width:100px;display:flex;flex-direction:column;align-items:center;gap:6px}.pron-word-card:hover:not(.pwc-active){transform:translateY(-3px);box-shadow:6px 8px #2a6b4a;border-color:#2e7d5e}.pron-word-card.pwc-active{background:#d4f0e0;border-color:#2e7d5e;transform:scale(1.04);box-shadow:0 0 0 3px #90d9b588}.pron2-word-card{background:#fff8f1;border-color:#e09070;box-shadow:4px 5px #b05530}.pron2-word-card:hover:not(.pwc-active){border-color:#c0392b;box-shadow:6px 8px #922b21}.pron2-word-card.pwc-active{background:#ffe8e0;border-color:#c0392b}.pwc-word{font-size:1.15rem;font-weight:800;color:#1a3d2a;line-height:1.2}.pwc-normal{color:#1a3d2a}.pwc-red{color:#c0392b;font-weight:900}.pwc-ipa{font-size:.78rem;font-weight:700;color:#57a87a;background:#e3f8ec;border-radius:8px;padding:2px 8px}.pron2-word-card .btn-speak-sm,.pwc-speak2{background:#c0392b;box-shadow:0 3px #922b21}.pron2-word-card 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#317555}.fw-chip:hover:not(.fw-correct):not(.fw-wrong){transform:translateY(-2px);box-shadow:0 6px #2a6b4a;border-color:#2e7d5e}.fw-chip.fw-correct{background:#d4f0e0;border-color:#1a6240;color:#1a5a3e;box-shadow:0 2px #1a6240;cursor:default;animation:popIn .3s ease}.fw-chip.fw-wrong{background:#ffe4e4;border-color:#d05050;color:#c0392b;animation:shake .35s ease}.pron2-chip{background:#fff8f1;border-color:#e09070;box-shadow:0 4px #b05530}.pron2-chip:hover:not(.fw-correct):not(.fw-wrong){border-color:#c0392b;box-shadow:0 6px #922b21}.red-label{color:#c0392b;font-weight:800}.rhyme-pairs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.rhyme-pair-card{background:#f1ffe7;border:3px solid #71a587;border-radius:20px 6px;box-shadow:4px 5px #317555;padding:16px 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solid #c8f0d5;border-radius:20px 20px 20px 4px;padding:18px 22px;font-size:.95rem;font-weight:600;color:#1a3d2a;line-height:1.8;min-height:90px;box-shadow:4px 5px #d4f0e0}.bubble-speaker{font-size:.88rem;font-weight:800;color:#2e7d5e;margin-bottom:8px}.sample-bubble{background:#f1ffe7;border-color:#71a587;border-radius:20px 20px 4px}@media (max-width: 820px){.speak-layout{flex-direction:column}}@media (max-width: 540px){.qa-row{flex-direction:column;align-items:flex-start}.qa-label{min-width:unset}}.lesson-card.listen{width:1000px;max-width:3500px}.prereading-single-image-wrap{width:100%;max-width:600px;margin:0 auto 20px;border-radius:20px;overflow:hidden;box-shadow:0 8px 28px #2e7d5e33,5px 5px #90d9b5;border:3px solid #c8f0d5}.prereading-single-img{width:100%;height:auto;display:block;object-fit:cover}.prereading-multi-image-wrap{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:18px}.prereading-multi-img-card{background:#fffef7;border:3px 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#90d9b5;transform:translate(4px)}.so-slot-label{font-weight:900;font-size:1.3rem;color:#fff;background:linear-gradient(135deg,#2e7d5e,#57a87a);width:40px;height:40px;border-radius:12px 4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px #1a5a3e,0 6px 12px #2e7d5e44;font-family:Quicksand,sans-serif}.so-slot-content{flex:1;font-size:.97rem;font-weight:700;color:#1a4a30;font-style:italic;opacity:.6}.so-slot.so-slot-filled .so-slot-content{font-style:normal;opacity:1;color:#1a5a3e;font-weight:800}.so-pool-title{font-size:1.05rem;font-weight:900;color:#1a6240;margin-bottom:14px;display:flex;align-items:center;gap:8px;padding:10px 16px;background:linear-gradient(135deg,#e8fff4,#d4f0e0);border-radius:14px;border-left:5px solid #2e7d5e}.so-item{display:flex;align-items:center;gap:14px;background:linear-gradient(145deg,#f1ffe7,#e8fff0);border:3px solid #71a587;border-radius:20px 6px;padding:14px 18px;box-shadow:4px 5px #317555,0 2px 12px #2e7d5e18;cursor:pointer;transition:all .2s;font-size:1rem;font-weight:700;color:#1a4a30;letter-spacing:.2px;line-height:1.5}.so-item:hover:not(.so-placed):not(.so-wrong){transform:translate(6px) translateY(-2px);box-shadow:6px 8px #2a6b4a,0 6px 18px #2e7d5e25;border-color:#2e7d5e;background:linear-gradient(145deg,#d4f0e0,#c8f0d5);color:#0f4a2a}.so-item.so-placed{background:linear-gradient(145deg,#d4f0e0,#c0f0d8);border-color:#1a6240;color:#1a5a3e;cursor:default;opacity:.7;transform:none;box-shadow:2px 2px #2e7d5e}.so-item.so-wrong{background:linear-gradient(145deg,#ffe4e4,#ffd0d0);border-color:#d05050;animation:shake .4s ease}.so-num-badge{background:linear-gradient(135deg,#2e7d5e,#3a9b72);color:#fff;border-radius:50%;width:36px;height:36px;min-width:36px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.05rem;flex-shrink:0;box-shadow:0 4px #1a5a3e,0 5px 10px #2e7d5e44;font-family:Quicksand,sans-serif;transition:all .2s}.so-num-badge.so-badge-empty{background:linear-gradient(135deg,#c8e8d8,#aad8c0);color:#3a7a58;box-shadow:0 3px #90c0a8,0 4px 8px #2e7d5e22;font-size:1.2rem}.so-item:hover .so-num-badge:not(.so-badge-empty){transform:rotate(-8deg) scale(1.1);box-shadow:0 6px #1a5a3e}.so-item-emoji{font-size:1.7rem;flex-shrink:0;filter:drop-shadow(1px 2px 3px rgba(0,0,0,.15));transition:transform .2s}.so-item:hover .so-item-emoji{transform:scale(1.15) rotate(3deg)}#soResult{font-size:1.15rem!important;font-weight:800!important;padding:18px 24px!important;border-radius:22px!important;border:3px solid #57a87a!important;box-shadow:0 8px #90d9b5!important}.btn-soe-check-all{background:linear-gradient(135deg,#2e7d5e,#57a87a);color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:1rem;font-weight:800;padding:12px 28px;border-radius:100px;box-shadow:0 6px #1a5a3e,0 8px 20px #2e7d5e33;cursor:pointer;transition:all 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#57a87a}.btn-tc.tc-selected{transform:scale(1.12);border-width:3px}.btn-tc.tc-btn-correct{background:#d4f0e0;border-color:#2e7d5e;box-shadow:0 2px #2e7d5e}.btn-tc.tc-btn-wrong{background:#ffe4e4;border-color:#c0392b;box-shadow:0 2px #c0392b}.btn-tc:disabled{opacity:.7;cursor:not-allowed;transform:none}.tc-result-icon{font-size:1.3rem;min-width:24px;text-align:center}.tc-action-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}.btn-tc-check-all{background:linear-gradient(135deg,#2e7d5e,#57a87a);color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:.95rem;font-weight:700;padding:10px 24px;border-radius:100px;box-shadow:0 5px #1a5a3e;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:8px}.discussion-think-item{background:#e8fff4;border:2px solid #90d9b5;border-radius:14px;padding:12px 18px;font-size:.97rem;font-weight:600;color:#1a4a30;display:flex;align-items:flex-start;gap:10px;cursor:pointer;transition:all .18s}.btn-discuss-speak{background:linear-gradient(135deg,#2e7d5e,#57a87a);color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:.9rem;font-weight:700;padding:8px 18px;border-radius:100px;box-shadow:0 4px #1a5a3e;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:7px;margin-top:6px}.audio-card{background:linear-gradient(135deg,#e3f8ec,#d4f0e0);border:2px solid #90d9b5;border-radius:22px;padding:20px 24px;margin-bottom:18px}.audio-speaker{display:flex;align-items:center;gap:14px;margin-bottom:16px}.speaker-avatar{font-size:2.4rem;line-height:1}.speaker-info{flex:1}.speaker-name{font-size:1.1rem;font-weight:800;color:#1a6240}.speaker-sub{font-size:.88rem;font-weight:600;color:#3a7a58;margin-top:2px}.audio-controls{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.btn-play{background:linear-gradient(135deg,#2e7d5e,#57a87a);color:#fff;border:none;font-family:Quicksand,sans-serif;font-size:1rem;font-weight:700;padding:10px 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