.drill-item{scroll-margin-top:calc(var(--header-h) + var(--s-2));display:flex;flex-direction:column;gap:var(--s-4);margin-bottom:var(--s-6);min-width:0}.toolbar{align-items:center;justify-content:space-between;gap:var(--s-2) var(--s-4);min-height:52px;padding:var(--s-2) 0;background:var(--paper);box-shadow:var(--shadow-1)}.toolbar,.toolbar-record{display:flex;flex-wrap:wrap}.toolbar-record{align-items:baseline;gap:var(--s-1) var(--s-3);min-width:0}.toolbar-name{font-weight:700;font-size:1.25rem;line-height:1.4}.toolbar-count{font-family:var(--sans);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:.875rem;color:var(--graphite)}.count-score{font-feature-settings:normal;font-variant-numeric:normal}.toolbar-action{display:flex;align-items:center;gap:var(--s-3)}.toolbar-hint{font-size:.875rem;color:var(--muted)}.toolbar-clock{display:inline-flex;align-items:baseline;gap:var(--s-2)}@media (min-width:48rem){.toolbar{position:-webkit-sticky;position:sticky;top:var(--header-h);z-index:10}}@media (max-width:47.99rem){.drill-item:not(.locked):not(.drill-empty)>.toolbar{order:10;position:-webkit-sticky;position:sticky;bottom:0;z-index:10;margin:0 calc(var(--gutter) * -1);padding:var(--s-2) var(--gutter) calc(var(--s-2) + env(safe-area-inset-bottom));border-top:1px solid var(--line-soft);box-shadow:none;flex-wrap:nowrap}.drill-item:not(.locked):not(.drill-empty)>.toolbar .toolbar-record{flex-direction:column;gap:0}.drill-item:not(.locked):not(.drill-empty)>.toolbar .toolbar-name{font-size:1rem}.drill-item:not(.locked):not(.drill-empty)>.toolbar .button{min-height:56px;white-space:nowrap}.drill-item:not(.locked):not(.drill-empty)>.toolbar .toolbar-count{font-weight:600}.drill-item:not(.locked):not(.drill-empty)>.item-leave{order:11}.drill-item.is-exam:not(.locked):not(.drill-empty)>.toolbar .toolbar-record{flex-direction:row;flex-wrap:wrap;align-items:baseline;gap:var(--s-2)}.drill-item.is-exam .count-score,.drill-item.is-exam .count-word,.drill-item.is-exam>.delta-row,.drill-item.is-exam>.toolbar .toolbar-name{display:none}.drill-item.is-exam>.delta-meter{display:flex}}.delta-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-1);margin:0;padding:0;list-style:none;color:var(--ink)}.delta-item{display:inline-flex;align-items:center;gap:2px}.delta-item.current .delta{width:20px;height:20px}.delta-number{font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:.875rem;font-weight:700}.item-layout{display:flex;flex-direction:column;gap:var(--s-5);min-width:0}.item-question{min-width:0;max-width:44rem}.item-sheet{min-width:0}@media (min-width:64rem){.item-layout.has-sheet{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);grid-gap:var(--s-6);gap:var(--s-6);align-items:start}.item-layout.has-sheet .item-question{position:-webkit-sticky;position:sticky;top:calc(var(--header-h) + 64px)}}.drill-counter{font-family:var(--sans);font-feature-settings:normal;font-variant-numeric:normal;font-size:.875rem;color:var(--graphite);margin:0 0 var(--s-2)}.drill-clock{font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:1.25rem;font-weight:700;padding:0 var(--s-2);border:1px solid var(--line);border-radius:var(--r-box);background:var(--card)}.drill-clock.low{border-color:var(--bad);color:var(--bad)}.toolbar-clock .drill-counter{margin:0}.drill-prompt{font-size:1.25rem;line-height:1.4;font-weight:650}.drill-hint,.drill-prompt{max-width:40rem;margin:0 0 var(--s-3)}.drill-hint,.field-hint{font-size:.875rem;color:var(--muted)}.field-hint{margin:0}.choice-list{display:flex;flex-direction:column;gap:var(--s-2);margin:0 0 var(--s-4)}.choice-button{display:flex;align-items:center;gap:var(--s-2);min-height:56px;padding:var(--s-2) var(--s-4);border:1px solid var(--line);border-radius:var(--r-control);background:var(--card);color:var(--ink);font:inherit;text-align:left;cursor:pointer;transition:background-color var(--t-fast) var(--ease-out)}.choice-button:hover:not(:disabled){background:var(--raised)}.choice-button:disabled{cursor:default}.choice-button.chosen{border-color:var(--accent);background:var(--raised);box-shadow:inset 3px 0 0 var(--accent)}.choice-button.right,.choice-button.wrong{border-width:2px}.choice-button.right{border-color:var(--ok);background:var(--ok-soft)}.choice-button.wrong{border-color:var(--bad);background:var(--bad-soft)}.choice-button.right:after,.choice-button.wrong:after{margin-left:auto;padding-left:var(--s-3);font-size:.875rem;font-weight:600;white-space:nowrap}.choice-button.right:after{content:"Right answer";color:var(--ok)}.choice-button.wrong:after{content:"Your answer";color:var(--bad)}.numeric-row{display:flex;flex-wrap:wrap;align-items:flex-end;gap:var(--s-3) var(--s-4);margin-bottom:var(--s-4)}.numeric-row .field{min-width:10rem;flex:1 1 10rem}.drill-feedback{border-left:4px solid var(--line);border-radius:0 var(--r-card) var(--r-card) 0;background:var(--raised);padding:var(--s-3) var(--s-4);margin:0 0 var(--s-4)}.drill-feedback.right{border-left-color:var(--ok);background:var(--ok-soft)}.drill-feedback.wrong{border-left-color:var(--bad);background:var(--bad-soft)}.drill-feedback p{max-width:40rem;margin:0 0 var(--s-2)}.drill-feedback p:last-child{margin-bottom:0}.drill-verdict{font-weight:700}.drill-feedback.right .drill-verdict{color:var(--ok)}.drill-feedback.wrong .drill-verdict{color:var(--bad)}.drill-reference{font-family:var(--mono);font-size:.8125rem;color:var(--muted)}.item-leave{min-width:0}.item-leave .quit-warning{max-width:40rem}.delta-meter{display:none;align-items:center;gap:var(--s-3);font-size:.875rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--graphite)}.delta-meter-bar{flex:1 1 auto;height:4px;background:var(--line-soft);border-radius:2px;overflow:hidden}.delta-meter-bar>span{display:block;height:100%;background:var(--ink)}.drill-modes{display:flex;flex-direction:column;gap:0}.empty-panel{margin:0}.empty-line{font-size:1.25rem;line-height:1.4;font-weight:650;min-height:1.75rem}.empty-line.loading{color:var(--muted);font-weight:400}.mode-grid{display:flex;flex-direction:column;border-top:1px solid var(--line-soft)}.mode-button{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:0 var(--s-3);min-height:56px;padding:var(--s-3) var(--s-2);border:0;border-bottom:1px solid var(--line-soft);background:none;color:var(--ink);font:inherit;text-align:left;cursor:pointer;transition:background-color var(--t-fast) var(--ease-out)}.mode-button:hover:not(:disabled){background:var(--raised)}.mode-button:hover:not(:disabled) .mode-button-title{text-decoration:underline;text-underline-offset:3px}.mode-button:disabled{cursor:not-allowed;color:var(--muted)}.mode-button-title{font-weight:600;min-width:0}.mode-button-note{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:.875rem;color:var(--graphite)}.mode-button:disabled .mode-button-note{color:var(--muted)}.summary-score{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);margin-bottom:var(--s-2)}.revision-mark{width:44px;height:32px;flex:none;color:var(--ink)}.summary-number{font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:2.44rem;line-height:1.1;font-weight:700}.summary-par{font-size:.875rem;color:var(--muted)}.summary-verdict{font-weight:650}.summary-verdict.met{color:var(--ok)}.review-list{margin:0 0 var(--s-5);padding:0;list-style:none;border-top:1px solid var(--line-soft);counter-reset:review}.review-item{position:relative;padding:var(--s-3) 0 var(--s-3) 2.75rem;border-bottom:1px solid var(--line-soft);counter-increment:review}.review-item:before{content:counter(review);position:absolute;left:0;top:var(--s-3);width:2rem;font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:700;color:var(--graphite)}.review-prompt{margin:0 0 var(--s-1);max-width:40rem;font-weight:600}.review-note{margin:0;font-size:.875rem;color:var(--graphite);max-width:40rem}.review-mark{color:var(--muted)}.review-item.right .review-mark{color:var(--ok)}.review-item.wrong .review-mark{color:var(--bad)}.streak-row{display:flex;flex-wrap:wrap;gap:var(--s-5);margin-bottom:var(--s-4)}.streak-figure{display:flex;flex-direction:column}.streak-value{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:1.5625rem;font-weight:700}.streak-label{font-size:.875rem;color:var(--muted)}.record-fields{display:flex;flex-direction:column;gap:var(--s-3);margin-bottom:var(--s-4);max-width:32rem}.completion-record{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);padding:var(--s-5)}.completion-record h3{margin-top:0}.completion-meta{display:flex;flex-wrap:wrap;gap:var(--s-5);margin-bottom:var(--s-4)}.completion-meta div{display:flex;flex-direction:column}.completion-selfreport{border-left:4px solid var(--line);background:var(--raised);max-width:40rem;margin-top:var(--s-4)}.completion-selfreport,.import-error{border-radius:0 var(--r-card) var(--r-card) 0;padding:var(--s-3) var(--s-4);font-size:.875rem}.import-error{border-left:4px solid var(--bad);background:var(--bad-soft);margin:var(--s-3) 0 0}.locked-title{font-size:1.25rem;line-height:1.4}.locked-note p,.locked-title{margin:0 0 var(--s-2)}@media print{.breadcrumbs,.delta-row,.no-print,.page-header,.site-footer,.site-header,.toolbar{display:none!important}.print-head{font-size:8pt;letter-spacing:.04em;text-transform:uppercase;margin:0 0 2mm}.summary-number{font-size:20pt}.review-item{page-break-inside:avoid;break-inside:avoid}.completion-record{border:1px solid #000;padding:0}.completion-record,.completion-record *{color:#000;background:#fff;border-color:#000}.site-main{padding:0}}