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var(--border)}.badge--speaking{background:var(--primary-soft);color:var(--speaking);border-color:#ddd6fe}.badge--writing{background:var(--info-soft);color:var(--writing);border-color:#bae6fd}.badge--reading{background:var(--success-soft);color:var(--reading);border-color:#a7f3d0}.badge--listening{background:var(--warning-soft);color:var(--listening);border-color:#fde68a}.badge--success{background:var(--success-soft);color:var(--success);border-color:#a7f3d0}.badge--danger{background:var(--danger-soft);color:var(--danger);border-color:#fecaca}.badge--warning{background:var(--warning-soft);color:var(--warning);border-color:#fde68a}.badge--primary{background:var(--tint-primary-bg);color:var(--primary);border-color:#c7d2fe}.badge--muted{background:var(--surface-2);color:var(--text-faint);border-color:var(--border)}.sc-speaking{--sc: var(--speaking)}.sc-writing{--sc: var(--writing)}.sc-reading{--sc: var(--reading)}.sc-listening{--sc: 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0}.spacer{flex:1}.stack{display:flex;flex-direction:column;gap:12px}.row{display:flex;align-items:center;gap:10px}.muted{color:var(--text-muted)}.faint{color:var(--text-faint)}.progress-track{height:6px;border-radius:999px;background:var(--surface-2);overflow:hidden}.progress-fill{height:100%;background:var(--primary);border-radius:999px;transition:width .3s ease}.passage{font-size:1.02rem;line-height:1.85;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px}.passage--rtl{direction:ltr}.question-text{font-weight:600;font-size:1rem;padding:var(--space-3) 14px;background:var(--primary-soft);border-radius:var(--radius-sm);border:1px solid var(--tint-primary-border)}.tips{margin:0;padding-left:20px;font-size:.86rem;color:var(--text-muted)}.tips li{margin-bottom:3px}.bk{font-size:var(--fs-md)}.bk__top{display:flex;justify-content:space-between;margin-bottom:4px}.stat{text-align:center}.stat__num,.metric__value{font-size:var(--fs-metric);font-weight:750;color:var(--primary);line-height:1.1;font-variant-numeric:tabular-nums}.metric__value--md{font-size:var(--fs-metric-lg)}.metric__value--lg{font-size:var(--fs-metric-xl)}.metric__value span{font-size:var(--fs-md);font-weight:500;color:var(--text-muted)}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain}mark.wrong{background:#fee2e2;color:#991b1b;border-radius:3px;padding:0 2px}mark.ok{background:#d1fae5;color:#065f46;border-radius:3px;padding:0 2px}mark.miss{background:#fef3c7;color:#92400e;border-radius:3px;padding:0 2px;text-decoration:underline;text-decoration-style:wavy}.option{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;cursor:pointer;background:var(--surface);touch-action:manipulation;transition:all .12s ease}.option:hover,.option--selected{border-color:var(--primary);background:var(--primary-soft)}.option--correct{border-color:var(--success);background:var(--success-soft)}.option--wrong{border-color:var(--danger);background:var(--danger-soft)}.option__key{font-weight:700;color:var(--text-muted);min-width:18px}.option input{margin-top:5px}.chip{border:1px solid var(--border-strong);background:var(--surface);border-radius:999px;padding:5px 14px;cursor:pointer;font-family:inherit;font-size:.88rem;color:var(--text);touch-action:manipulation;transition:all var(--dur-fast) ease}.chip:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.chip:disabled{cursor:not-allowed}.chip--active{background:var(--primary);color:#fff;border-color:var(--primary)}.chip--active:hover:not(:disabled){color:#fff}.chip--success{background:var(--success-soft);border-color:#6ee7b7;color:#065f46}.chip--used{opacity:.4;text-decoration:line-through}.card--accent{border-top:3px solid var(--sc, var(--primary))}.ring{display:inline-flex;align-items:center;justify-content:center;position:relative}.ring__label{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;font-weight:650;font-size:.95rem;line-height:1;white-space:nowrap;pointer-events:none}.table{width:100%;border-collapse:collapse;font-size:.88rem}.table th,.table td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border)}.table th{color:var(--text-muted);font-weight:600;font-size:.8rem;text-transform:none}.table tbody tr:hover{background:var(--surface-2)}.text-center{text-align:center}.mt-0{margin-top:0}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-0{margin-bottom:0}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.flex-wrap{flex-wrap:wrap}.nowrap{white-space:nowrap}.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-state__icon{font-size:2rem;margin-bottom:8px}.spin{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.fade-enter-active,.fade-leave-active{transition:opacity .2s ease}.fade-enter-from,.fade-leave-to{opacity:0}@media(max-width:640px){.container{padding:0 14px}.page{padding:18px 0 48px}.card{padding:16px}.row{flex-wrap:wrap}.btn-row{gap:8px}.btn-row>.btn{flex:1 1 auto;justify-content:center}.input,.textarea,.select{max-width:100%}.card__title{font-size:1rem}.passage{padding:12px 14px;font-size:1rem;line-height:1.75}.input,.textarea,.select{font-size:16px}.btn{padding:11px 16px}.btn--sm{padding:8px 12px;font-size:.85rem}.btn--lg{padding:13px 22px;font-size:1rem}.chip{padding:7px 14px}.table th,.table td{padding:8px 10px}.metric__value--lg{font-size:2rem}.study-clock-float{bottom:calc(14px + env(safe-area-inset-bottom,0px))!important;right:calc(14px + env(safe-area-inset-right,0px))!important}}