/* Bibee Learning v1.1 engine/UI overrides */
.choice.selected{background:#123f5b!important;color:#fff!important;border-color:#123f5b!important;box-shadow:0 0 0 3px rgba(18,63,91,.12)}
.choice.selected::after{content:"  ✓ Đã chọn";float:right;font-weight:900;color:#ffe58a}
.test-card.current{border:2px solid #2e79ad;background:#eef8ff}.test-card.done{border-color:#5bab84;background:#edf9f3}.test-card.draft{border-color:#e0a63b;background:#fff8df}
.status-chip{display:inline-block;margin-top:5px;padding:4px 7px;border-radius:999px;font-size:9px;font-weight:900;background:#eef3f6}.status-chip.draft{background:#fff0c8;color:#8a6500}.status-chip.done{background:#def3e9;color:#23765a}
.unit-test-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.unit-test-head .uicon{width:50px;height:50px}
.unit-test-head h2{margin:0}.unit-test-head p{margin:3px 0;color:var(--muted)}
.quick-feedback{margin-top:9px;border-radius:11px;padding:10px;line-height:1.5}.quick-feedback.good{background:#eaf8f1}.quick-feedback.bad{background:#fff1ef}
.quick-check{margin-top:7px}
.grammar-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.grammar-toolbar button{border:0;border-radius:999px;padding:8px 11px;background:#eef3f6;font-weight:900}.grammar-toolbar button.on{background:var(--navy);color:#fff}
.grammar-topic{position:relative}.unit-badge{position:absolute;right:14px;top:14px;font-size:9px;font-weight:900;background:#eef3f6;border-radius:999px;padding:4px 7px}
.ipa-small{font-size:12px!important;font-weight:500!important;color:#745db3!important;letter-spacing:0!important}
.vocab-row .vipa{font-size:12px!important;font-weight:500!important}
.skill-context{background:#eef7fb;border:1px solid #d8e9f2;border-radius:13px;padding:11px;margin-bottom:12px;font-size:12px}
.exam-kind{display:grid;grid-template-columns:1fr 1fr;gap:14px}.review-card{background:#f2f8f4;border:1px solid #d8eadd;border-radius:15px;padding:14px;margin-top:10px}
@media(max-width:760px){.exam-kind{grid-template-columns:1fr}.grammar-toolbar{overflow:auto;flex-wrap:nowrap;padding-bottom:4px}}

/* v1.1 */
.choice.selected::after{content:none!important}
.choice.selected{background:#123f5b!important;color:#fff!important;border-color:#123f5b!important;box-shadow:0 0 0 3px rgba(18,63,91,.12)}
.quick-check{display:none!important}
.bank-unit-tabs{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;margin-top:12px}
.bank-unit-tabs button{border:0;border-radius:10px;padding:9px 5px;background:#eef3f6;font-weight:900}
.bank-unit-tabs button.on{background:var(--navy);color:#fff}
.grammar-lab-shell{grid-column:1/-1;display:grid;grid-template-columns:310px minmax(0,1fr);gap:16px;align-items:start}
.grammar-list-side{position:sticky;top:100px}
.grammar-topic-list{display:grid;gap:6px;max-height:68vh;overflow:auto;padding-right:4px}
.grammar-list-item{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px;text-align:left;display:grid;gap:3px}
.grammar-list-item span{font-size:9px;color:var(--muted);font-weight:900}.grammar-list-item b{font-size:12px}
.grammar-list-item.on{background:#eaf5ff;border-color:#79acd0}
.grammar-detail{min-height:280px}.grammar-detail-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;position:relative}
.empty-state{background:#fff;border:1px dashed #cfdce3;border-radius:18px;padding:40px;text-align:center;color:var(--muted)}
.result-qno{display:inline-block;background:#173f59;color:#fff;border-radius:999px;padding:4px 8px;font-size:10px;font-weight:900;margin-bottom:6px}
.result-question{font-weight:800;margin:5px 0 8px}
.ipa-small{font-size:11px!important;font-weight:400!important}
.vocab-row .vipa{font-size:11px!important;font-weight:400!important}
@media(max-width:1100px){.bank-unit-tabs{grid-template-columns:repeat(5,1fr)}}
@media(max-width:760px){.bank-unit-tabs{grid-template-columns:repeat(2,1fr)}.grammar-lab-shell{grid-template-columns:1fr}.grammar-list-side{position:static}.grammar-topic-list{max-height:none}}

/* Bibee Learning v1.2 UX overrides */
.backbar{display:none!important}
.v12-top-actions{display:flex;gap:7px;margin-right:8px}.v12-top-actions button{border:1px solid var(--line);background:#fff;border-radius:11px;padding:9px 11px;font-weight:900;color:var(--ink)}
.v12-overview{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.v12-overview article{background:#fff;border:1px solid var(--line);border-radius:19px;padding:19px}.v12-overview .ico{font-size:29px}.v12-overview p{color:var(--muted);font-size:12px;line-height:1.55}
.v12-unit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.v12-unit-card{border:1px solid var(--line);background:#fff;border-radius:17px;padding:15px;text-align:left;display:grid;grid-template-columns:46px 1fr auto;gap:10px;align-items:center}.v12-unit-card:hover{border-color:#83abc3;background:#fafdff}.v12-unit-card .uico{width:44px;height:44px;border-radius:13px;background:#fff5ce;display:grid;place-items:center;font-size:23px}.v12-unit-card h4{margin:0}.v12-unit-card p{margin:4px 0 0;color:var(--muted);font-size:11px}.v12-unit-card small{font-weight:900;color:#8094a0}
.v12-unit-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:17px 0}.v12-unit-tabs button{border:0;background:#edf3f6;border-radius:999px;padding:8px 10px;font-weight:900}.v12-unit-tabs button.on{background:var(--navy);color:#fff}
.v12-vocab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:7px}.v12-word{border:1px solid var(--line);border-radius:13px;background:#fff;padding:11px;display:grid;grid-template-columns:1fr 36px;gap:7px;align-items:center}.v12-word button.word-main{border:0;background:transparent;text-align:left;padding:0}.v12-word b{display:block}.v12-word .ipa{font-size:11px!important;font-weight:400!important;color:#725aaa;margin-top:2px}.v12-word .meta{font-size:9px;color:var(--muted);margin-top:3px}.v12-word .speaker{width:34px;height:34px;border:0;border-radius:10px;background:#e9f5ff}
.v12-skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.v12-skill-grid article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.v12-skill-grid .big{font-size:30px}.v12-skill-grid p{color:var(--muted);font-size:12px;line-height:1.5}
.v12-filter{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 14px}.v12-filter button{border:0;background:#edf3f6;border-radius:999px;padding:8px 10px;font-weight:900}.v12-filter button.on{background:var(--navy);color:#fff}
.v12-long-note{background:#fff6d8;border:1px solid #ead79b;border-radius:12px;padding:11px;font-size:12px;line-height:1.5}
.v12-pron-q{border-left:4px solid #745db3;padding-left:12px}
.choice.selected::after{content:none!important}
.vocab-row .vipa,.ipa-small{font-size:11px!important;font-weight:400!important}
@media(max-width:1000px){.v12-overview,.v12-skill-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.v12-overview,.v12-skill-grid,.v12-unit-grid,.v12-vocab-grid{grid-template-columns:1fr}.v12-top-actions button span{display:none}}