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h1{font-size:1.4rem;width:100%;order:1}.btn-back{order:2}.header-actions{order:3;width:100%;justify-content:flex-start;gap:8px}.btn-add,.btn-study{flex:1;padding:10px 16px;font-size:13px}.detail-main{padding:20px 16px}.word-cards-controls{justify-content:flex-start;margin-bottom:16px}.sort-controls{flex-direction:column;align-items:flex-start;gap:8px;width:100%}.sort-select{width:100%;min-width:unset}.word-card-item{grid-template-columns:1fr;gap:16px;padding:20px;overflow:visible}.card-word-column{order:1;width:100%}.card-meanings-column{order:2;width:100%}.card-actions-column{position:absolute;top:12px;right:12px;width:auto;height:auto;padding:0;margin:0;z-index:10;gap:6px}.card-word{font-size:1.3rem}.word-card-item .btn-edit-small,.word-card-item .btn-delete-small{position:relative;display:flex;width:26px;height:26px}}.empty-state p{margin:10px 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#e0e0e0;border-radius:8px;padding:16px;margin-bottom:16px}.meaning-box-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.meaning-label-with-arrows{display:flex;align-items:center;gap:8px}.meaning-label{display:block;color:#555;font-weight:600;font-size:14px;margin:0}.meaning-arrows{display:flex;flex-direction:row;gap:4px}.btn-move-arrow{background:none;border:none;color:#667eea;cursor:pointer;padding:2px 4px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background .2s,transform .2s;line-height:1}.btn-move-arrow:hover{background:#f0f4ff;transform:scale(1.1)}.btn-move-arrow:active{transform:scale(.95)}.btn-remove-meaning{background:none;border:none;color:#e74c3c;cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background .2s}.btn-remove-meaning:hover{background:#fee}.meaning-content{display:flex;flex-direction:column;gap:12px}.meaning-content 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