:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--ink);background:var(--canvas);--canvas:#f7f6f2;--surface:#fff;--surface-muted:#eef0f3;--ink:#17212b;--ink-muted:#536170;--line:#d8dee6;--primary:#3157a6;--primary-strong:#244486;--accent:#c94735;--success:#18794e;--warning:#996a00;--danger:#b42318;--neutral:#687585;--focus:#244486;--action-primary:#3157a6;--action-primary-hover:#244486;--action-primary-ink:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--canvas:#0f141b;--surface:#171d27;--surface-muted:#202938;--ink:#e8eaed;--ink-muted:#b6bfcc;--line:#364152;--primary:#8ab4ff;--primary-strong:#aecbfa;--accent:#f28b82;--success:#81c995;--warning:#fdd663;--danger:#f28b82;--neutral:#9aa0a6;--focus:#8ab4ff;--action-primary:#3d5f98;--action-primary-hover:#4b70ad;--action-primary-ink:#f1f4f9}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}a{color:#8ab4ff;text-decoration:none}a:hover{text-decoration:underline}main{max-width:56rem;margin:0 auto;padding:1.5rem}nav{border-bottom:1px solid #1e2430;align-items:center;gap:1rem;padding:1rem 1.5rem;display:flex}nav .auth-user,nav .auth-link{margin-left:auto}.auth-user{align-items:center;gap:.5rem;font-size:.875rem;display:inline-flex}.auth-user img{border-radius:999px}.auth-user button{font:inherit;color:#e8eaed;cursor:pointer;background:0 0;border:1px solid #2a3344;border-radius:6px;padding:.2rem .55rem}.auth-user button:hover{border-color:#8ab4ff}.canvas-wrap{background:#000;border:1px solid #1e2430;border-radius:8px;height:min(70vh,520px);overflow:hidden}.status{opacity:.85;font-family:ui-monospace,monospace;font-size:.875rem}.lede{opacity:.85;margin-top:0}.muted{opacity:.65;font-size:.875rem}.source-card p:last-child{margin-bottom:0}.error{color:#f28b82;font-size:.875rem}.card{background:#11151c;border:1px solid #1e2430;border-radius:8px;margin:1.25rem 0;padding:1rem 1.15rem}.card h2{margin:0 0 .75rem;font-size:1rem;font-weight:600}.learning-set-main{max-width:90rem}.learning-set-controls{grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));align-items:end;gap:.75rem;display:grid}.learning-set-controls .field{min-width:0}.learning-set-header,.learning-pagination{justify-content:space-between;align-items:center;gap:1rem;display:flex}.learning-set-header h2{margin:0}.learning-set-table{min-width:50rem}.table-sort-button{color:inherit;font:inherit;font-size:inherit;font-weight:inherit;text-transform:inherit;letter-spacing:inherit;background:0 0;border:none;padding:0}.table-sort-button:hover:not(:disabled){color:#e8eaed;border:none}.learning-band{text-transform:lowercase;border-radius:999px;padding:.1rem .45rem;font-size:.72rem;font-weight:600;display:inline-block}.learning-band-unknown{color:#e8eaed;background:#5f6673}.learning-band-learning{color:#0b0d10;background:#fbbc04}.learning-band-familiar{color:#0b0d10;background:#8ab4f8}.learning-band-known{color:#0b0d10;background:#81c995}.learning-score,.learning-review-state{color:#9aa0a6;margin-top:.2rem;font-size:.75rem;display:block}.learning-skill-summary{flex-wrap:wrap;gap:.25rem;display:flex}.learning-skill-summary .learning-band{color:#e8eaed;background:#242b38;font-weight:400}.learning-pagination{margin-top:.9rem}.review-debug{max-width:90rem}.review-debug-controls{flex-wrap:wrap;align-items:end;gap:.75rem;display:flex}.review-debug-controls .field{flex:1;min-width:12rem}.review-debug-controls .review-limit-field{flex:0 7rem;min-width:7rem}.review-table-wrap{overflow-x:auto}.review-table{border-collapse:collapse;white-space:nowrap;width:100%;font-size:.875rem}.review-table th,.review-table td{text-align:left;border-bottom:1px solid #1e2430;padding:.55rem .65rem}.review-table th{color:#9aa0a6;text-transform:uppercase;letter-spacing:.04em;font-size:.75rem;font-weight:600}.review-unit-kind,.review-unit-id{font-size:.75rem;display:block}.review-unit-id{color:#6f7887}.review-reason{text-transform:uppercase;letter-spacing:.04em;border-radius:999px;padding:.1rem .45rem;font-size:.7rem;font-weight:600;display:inline-block}.review-reason-overdue{color:#0b0d10;background:#f28b82}.review-reason-unseen{color:#0b0d10;background:#fbbc04}.review-reason-fill{color:#0b0d10;background:#81c995}.review-json{margin:.75rem 0 0;font-size:.8rem;overflow:auto}.quiz-stem{margin:0 0 .75rem;font-size:1.25rem;line-height:1.6}.quiz-choices{flex-direction:column;gap:.4rem;margin:0 0 .75rem;padding:0;list-style:none;display:flex}.quiz-choice-id{color:#9aa0a6;text-transform:uppercase;min-width:1.4rem;margin-right:.5rem;font-weight:600;display:inline-block}.profile-list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.profile-list li{align-items:center;gap:.5rem;display:flex}.profile-select{text-align:left;font:inherit;color:inherit;cursor:pointer;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;flex-wrap:wrap;flex:1;align-items:center;gap:.5rem .75rem;padding:.55rem .75rem;display:flex}.profile-list li.selected .profile-select,.profile-select:hover{border-color:#8ab4ff}.profile-name{font-weight:600}.badge{text-transform:uppercase;letter-spacing:.04em;color:#0b0d10;background:#8ab4ff;border-radius:999px;padding:.1rem .45rem;font-size:.7rem}.row{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.today-plan-header{justify-content:space-between;align-items:start;gap:1rem;display:flex}.today-plan-header h2{margin-bottom:.15rem}.today-plan-header p{margin:0}.button-link{color:#0b0d10;background:#8ab4ff;border-radius:6px;flex:none;padding:.45rem .7rem;font-weight:600;text-decoration:none;display:inline-block}.button-link:hover{background:#aecbfa;text-decoration:none}.today-plan-day{margin:1rem 0 0}.today-plan-summary{background:#0b0d10;border:1px solid #2a3344;border-radius:6px;flex-wrap:wrap;gap:1rem 2rem;margin:1rem 0;padding:.85rem 1rem;display:flex}.today-plan-summary>div{flex-direction:column;gap:.1rem;display:flex}.today-plan-summary strong{font-size:1.15rem}.today-plan-summary span{color:#9aa0a6;font-size:.875rem}.today-plan-breakdown{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.today-plan-breakdown>div{border:1px solid #1e2430;border-radius:6px;padding:.75rem}.today-plan-breakdown h3{margin:0 0 .35rem;font-size:.9rem}.today-plan-breakdown p{margin:.25rem 0 0}.today-plan-count{font-size:1.05rem;font-weight:600}.today-plan-count span{color:#9aa0a6;font-size:.875rem;font-weight:400;display:block}.active-profile-curriculum{border-top:1px solid #1e2430;margin-top:1rem;padding-top:1rem}.active-profile-curriculum h3{margin:0 0 .15rem}.active-profile-curriculum p{margin:.25rem 0 .65rem}.active-profile-curriculum .curriculum-selection{color:#9aa0a6;flex-direction:column;gap:.3rem;max-width:20rem;font-size:.875rem;display:flex}.curriculum-progress-header{justify-content:space-between;align-items:start;gap:1rem;display:flex}.curriculum-progress-header h2{margin-bottom:.15rem}.curriculum-progress-header p{margin:0}.curriculum-progress-header label{color:#9aa0a6;flex-direction:column;gap:.3rem;min-width:10rem;font-size:.875rem;display:flex}.curriculum-progress-header select,.curriculum-selection select{width:100%}.curriculum-progress-total{color:#9aa0a6;margin:1rem 0 .75rem;font-size:.875rem}.curriculum-progress-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.curriculum-progress-kind{border:1px solid #1e2430;border-radius:6px;min-width:0;padding:.75rem}.curriculum-progress-kind-header{justify-content:space-between;align-items:baseline;gap:.75rem;display:flex}.curriculum-progress-kind h3{margin:0;font-size:.95rem}.curriculum-progress-kind-header strong{white-space:nowrap;font-size:.875rem}.curriculum-progress-kind p{margin:.45rem 0 0}.curriculum-progress-bar{background:#242b38;border-radius:999px;width:100%;height:.9rem;margin-top:.75rem;display:flex;overflow:hidden}.curriculum-progress-bar span{min-width:0;height:100%;display:block}.curriculum-progress-bar span+span{border-left:2px solid #11151c}.curriculum-progress-known,.legend-known{background:#81c995}.curriculum-progress-familiar,.legend-familiar{background:#8ab4f8}.curriculum-progress-learning,.legend-learning{background:#fbbc04}.curriculum-progress-unassessed,.legend-unassessed{background:#5f6673}.curriculum-progress-legend{color:#9aa0a6;flex-wrap:wrap;gap:.5rem 1rem;margin-top:.8rem;font-size:.8rem;display:flex}.curriculum-progress-legend span{align-items:center;gap:.3rem;display:inline-flex}.curriculum-progress-legend strong{color:#e8eaed;font-weight:600}.curriculum-progress-legend i{border-radius:2px;width:.65rem;height:.65rem;display:inline-block}.curriculum-forecast{border-top:1px solid #1e2430;margin-top:1.25rem;padding-top:1.25rem}.curriculum-forecast-header{justify-content:space-between;align-items:start;gap:1rem;display:flex}.curriculum-forecast-header h3{margin:0 0 .15rem}.curriculum-forecast-header p{margin:0}.forecast-kinds{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1rem;display:grid}.forecast-kind{border:1px solid #1e2430;border-radius:6px;padding:.75rem}.forecast-kind-header{justify-content:space-between;align-items:baseline;gap:.75rem;display:flex}.forecast-kind h4{margin:0}.forecast-kind-header strong{white-space:nowrap;font-size:.875rem}.forecast-result-primary{color:#e8eaed;margin:.8rem 0 .25rem;font-weight:600}.forecast-kind .status{margin-bottom:0}.forecast-meta{margin:1rem 0 0;font-size:.8rem}.forecast-both{color:#81c995;margin:.5rem 0 0;font-weight:600}.study-day-form{flex-wrap:wrap;align-items:end;gap:.65rem;display:flex}.study-day-form label{color:#9aa0a6;flex-direction:column;gap:.3rem;min-width:12rem;font-size:.875rem;display:flex}.study-day-form input{font:inherit;color:#e8eaed;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;padding:.5rem .65rem}select,button{font:inherit;color:#e8eaed;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;padding:.45rem .7rem}button{cursor:pointer}button:hover:not(:disabled),select:hover:not(:disabled){border-color:#8ab4ff}button:disabled,select:disabled{opacity:.5;cursor:not-allowed}button.ghost{color:#9aa0a6;background:0 0;border-color:#0000;padding:.35rem .5rem}button.ghost:hover:not(:disabled){color:#e8eaed;border-color:#2a3344}.page-head h1{margin-bottom:.25rem}.paste-form{flex-direction:column;gap:.75rem;display:flex}.field{flex-direction:column;gap:.3rem;display:flex}.field input,.field textarea,.field select{font:inherit;color:#e8eaed;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;width:100%;padding:.5rem .65rem}.field textarea{resize:vertical;min-height:8rem;font-size:1.05rem;line-height:1.6}.passage-list{flex-direction:column;gap:.4rem;margin:.75rem 0 0;padding:0;list-style:none;display:flex}.passage-link{color:inherit;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;flex-direction:column;gap:.15rem;padding:.55rem .7rem;text-decoration:none;display:flex}.passage-link:hover{border-color:#8ab4ff;text-decoration:none}.passage-title{font-weight:600}.passage-view{flex-direction:column;min-height:calc(100vh - 3.5rem);display:flex}.passage-view-head{border-bottom:1px solid #1e2430;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.75rem;padding:1rem 1.25rem .75rem;display:flex}.passage-view-head h1{margin:.2rem 0;font-size:1.25rem}.passage-view-head .back{font-size:.85rem}.tree-toolbar{gap:.25rem}.pad-x{padding:0 1.25rem}.passage-split{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:0;display:grid}@media (width<=860px){.passage-split{grid-template-rows:minmax(40vh,1fr) minmax(40vh,1fr);grid-template-columns:1fr}}.pane{background:#0b0d10;border-right:1px solid #1e2430;flex-direction:column;min-height:0;display:flex}.pane:last-child{border-right:none}.pane-title{text-transform:uppercase;letter-spacing:.06em;color:#9aa0a6;margin:0;padding:.65rem 1rem .25rem;font-size:.8rem}.pane-hint{margin:0;padding:0 1rem .5rem;font-size:.8rem}.pane-head-row{justify-content:space-between;align-items:baseline;gap:.5rem;padding-right:.75rem;display:flex}.passage-view-actions{justify-content:flex-end}.sentence-picker{align-items:center;gap:.25rem;display:flex}.sentence-picker button{padding:.1rem .45rem;font-size:.8rem}.sentence-picker-label{color:#9aa0a6;white-space:nowrap;font-size:.8rem}.pane-text{overflow:auto}.pane-tree{background:#11151c;overflow:auto}.tree-reading{color:#9aa0a6;flex-basis:100%;margin-top:-.1rem;padding-left:2rem;font-size:.82em}.tree-gloss{color:#c8ccd2;flex-basis:100%;margin-top:-.05rem;padding-left:2rem;font-size:.85em}.tree-l1.is-hidden{filter:blur(5px);-webkit-user-select:none;user-select:none;cursor:pointer}.tree-l1.is-hidden:hover{filter:blur(3px)}.tree-l1.is-revealed{cursor:pointer}.anno-text{letter-spacing:.02em;white-space:pre-wrap;word-break:break-word;cursor:default;padding:.5rem 1.15rem 1.5rem;font-size:1.35rem;line-height:2}.anno-seg{border-radius:3px;transition:background 80ms,box-shadow 80ms}.anno-has-clause{cursor:pointer}.anno-hover{background:#8ab4ff38;box-shadow:inset 0 -2px #8ab4ffa6}.anno-selected{background:#81c9952e;box-shadow:inset 0 -2px #81c995bf}.anno-hover.anno-selected{background:#8ab4ff47}.parse-tree{padding:.25rem .5rem 1.5rem;font-size:.9rem}.tree-row{cursor:pointer;border:1px solid #0000;border-radius:6px;flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;padding:.28rem .4rem;display:flex}.tree-row:hover,.tree-row.is-hovered{background:#8ab4ff1a}.tree-row.is-selected{background:#81c9951f;border-color:#81c99573}.tree-twist{color:#9aa0a6;cursor:pointer;background:0 0;border:none;flex:none;width:1.25rem;padding:.15rem;font-size:.65rem;line-height:1}.tree-twist.spacer{width:1.25rem;display:inline-block}.tree-twist:hover{color:#e8eaed;border:none}.role-tag-text,.role-tag-sentence,.role-tag-clause,.role-tag-phrase,.role-tag-unit{text-transform:uppercase;letter-spacing:.04em;border-radius:4px;padding:.05rem .35rem;font-size:.65rem;font-weight:600}.tree-label{font-weight:600}.tree-meta{color:#9aa0a6;font-size:.75rem}.tree-l1{color:#9aa0a6;flex:100%;margin-left:1.6rem;font-size:.8rem;font-style:italic}.quiz-toolbar{justify-content:space-between;align-items:center;gap:.75rem;display:flex}.quiz-toolbar-actions{gap:.4rem;display:flex}.quiz-item{max-width:40rem}.quiz-question-pane{min-width:0}.quiz-item-reviewed{grid-template-columns:minmax(0,1.05fr) minmax(18rem,.95fr);align-items:start;gap:1.25rem;max-width:76rem;display:grid}.quiz-review-tree{border-left:1px solid #2a3344;min-width:0;max-height:36rem;padding-left:1.25rem;overflow:auto}.quiz-review-tree h2{margin-bottom:.25rem}.quiz-review-tree .parse-tree{padding-left:0;padding-right:0}@media (width<=54rem){.quiz-item-reviewed{grid-template-columns:1fr}.quiz-review-tree{border-top:1px solid #2a3344;border-left:none;max-height:30rem;padding-top:1rem;padding-left:0}}.curriculum-picker{border:1px solid #2a3344;border-radius:8px;min-width:0;margin:1.25rem 0;padding:1rem}.curriculum-picker legend{padding:0 .35rem;font-weight:600}.curriculum-picker legend .muted{font-weight:400}.curriculum-help{color:#9aa0a6;max-width:42rem;margin:0 0 .9rem;font-size:.875rem}.curriculum-options{grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:.5rem;display:grid}.curriculum-option{cursor:pointer;background:#0b0d10;border:1px solid #2a3344;border-radius:6px;align-items:flex-start;gap:.65rem;min-height:4rem;padding:.7rem .75rem;display:flex}.curriculum-option:hover{border-color:#8ab4ff}.curriculum-option.is-selected{background:#171d27;border-color:#8ab4ff}.curriculum-option.is-disabled{cursor:not-allowed;opacity:.55}.curriculum-option.is-disabled:hover{border-color:#2a3344}.curriculum-option input{accent-color:#8ab4ff;flex:none;width:1.1rem;height:1.1rem;margin:.1rem 0 0}.curriculum-option-copy{flex-direction:column;gap:.1rem;display:flex}.curriculum-option-label{font-weight:600}.curriculum-option-description,.curriculum-option-count{color:#9aa0a6;font-size:.8rem}.curriculum-option-count{color:#6f7887}.curriculum-picker-footer{justify-content:space-between;align-items:center;gap:.75rem;margin-top:.75rem;display:flex}.curriculum-picker-footer .status{margin:0}@media (width<=32rem){.today-plan-header,.today-plan-breakdown,.curriculum-progress-header,.curriculum-progress-grid,.curriculum-forecast-header,.forecast-kinds{flex-direction:column;display:flex}.today-plan-header .button-link{text-align:center;align-self:stretch}.curriculum-picker-footer{flex-direction:column;align-items:flex-start}}.quiz-span{font:inherit;color:inherit;background:0 0;border:none;border-bottom:1px dotted #8ab4ff;border-radius:0;padding:0;display:inline}.quiz-span:hover:not(:disabled){border-bottom-style:solid}.quiz-span-hinted{border-bottom:1px solid #81c995}.quiz-reading-word{background:#ffd76047;border-bottom:2px solid #d19a00;border-radius:.15rem;padding-inline:.1rem}.quiz-answer-review{border-bottom:1px solid #8ab4ff}.quiz-unit-linked-hover{background:#8ab4ff38;box-shadow:inset 0 -2px #8ab4ffa6}.quiz-unit-linked-selected{background:#81c9952e;box-shadow:inset 0 -2px #81c995bf}.quiz-blank{color:#8ab4ff;letter-spacing:.1em}.quiz-hints{flex-direction:column;gap:.25rem;margin:0 0 .9rem;padding:0;list-style:none;display:flex}.quiz-hints li{align-items:baseline;gap:.5rem;font-size:.9rem;display:flex}.quiz-hint-reading{color:#81c995;font-weight:600}.quiz-hint-gloss{color:#c8ccd2}.quiz-choice-why{color:#9aa0a6;margin:.2rem 0 .4rem;padding-left:.4rem;font-size:.82rem}.quiz-result{margin:.25rem 0 0;font-weight:600}.quiz-result-correct{color:#81c995}.quiz-result-wrong{color:#f28b82}.quiz-translation{color:#c8ccd2;margin:.5rem 0 0;font-size:.9rem}body{background:var(--canvas);min-width:320px}a{color:var(--primary)}a:hover{color:var(--primary-strong)}button,select,input,textarea{color:var(--ink);background:var(--surface);border-color:var(--line)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid color-mix(in srgb, var(--focus) 35%, transparent);outline-offset:2px}.app-nav{z-index:10;background:color-mix(in srgb, var(--surface) 94%, transparent);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);align-items:center;gap:1.25rem;min-height:4.25rem;padding:.75rem max(1.25rem,50vw - 38rem);display:flex;position:sticky;top:0}.brand{color:var(--ink);letter-spacing:-.03em;font-weight:750;text-decoration:none}.brand:hover{color:var(--primary-strong);text-decoration:none}.nav-links{align-items:center;gap:.15rem;min-width:0;display:flex}.nav-links a{color:var(--ink-muted);border-radius:.4rem;padding:.45rem .6rem;font-size:.9rem;text-decoration:none}.nav-links a:hover,.nav-links a.is-active{color:var(--primary-strong);background:var(--surface-muted)}.nav-more{display:none}.auth-user{color:var(--ink-muted);align-items:center;gap:.55rem;margin-left:auto;font-size:.85rem;display:inline-flex}.auth-user img{border:1px solid var(--line)}.auth-user-name{text-overflow:ellipsis;white-space:nowrap;max-width:14rem;overflow:hidden}.nav-profile{color:var(--primary-strong);background:#e5ebf9;border-radius:999px;padding:.2rem .5rem;font-size:.72rem;font-weight:700}.button{min-height:2.65rem;font:inherit;cursor:pointer;border:1px solid #0000;border-radius:.45rem;justify-content:center;align-items:center;padding:.55rem .9rem;font-weight:650;text-decoration:none;display:inline-flex}.button:hover{text-decoration:none}.button-primary{color:var(--action-primary-ink);background:var(--action-primary)}.button-primary:hover{color:var(--action-primary-ink);background:var(--action-primary-hover)}.button-secondary{color:var(--primary-strong);background:var(--surface);border-color:var(--line)}.button-secondary:hover{color:var(--primary-strong);background:var(--surface-muted);border-color:var(--primary)}.button-quiet{min-height:auto;color:var(--ink-muted);background:0 0;border-color:#0000;padding:.25rem .45rem;font-size:.85rem}.button-quiet:hover{color:var(--primary-strong);background:var(--surface-muted)}.route-loading{max-width:76rem}.landing-page{max-width:76rem;margin:0 auto;padding:1.25rem clamp(1.25rem,4vw,4rem) 2rem}.landing-header{justify-content:space-between;align-items:center;min-height:3rem;display:flex}.text-link{font-size:.9rem;font-weight:650}.notice{border:1px solid var(--line);background:var(--surface);border-radius:.45rem;margin:.5rem 0 1rem;padding:.75rem .9rem}.notice-error{color:var(--danger);background:#fff7f6;border-color:#e9b8b3}.notice-info{color:var(--primary-strong);background:#f3f6fd;border-color:#b8c7e7}.eyebrow{color:var(--accent);letter-spacing:.09em;text-transform:uppercase;margin:0 0 .6rem;font-size:.75rem;font-weight:750}.landing-hero{max-width:52rem;padding:clamp(4.5rem,12vw,8rem) 0 clamp(4rem,10vw,7rem)}.landing-hero h1{letter-spacing:-.065em;max-width:13ch;margin:0;font-size:clamp(2.75rem,7vw,5.8rem);line-height:.98}.landing-lede{max-width:43rem;color:var(--ink-muted);margin:1.5rem 0 0;font-size:clamp(1.05rem,2vw,1.3rem);line-height:1.65}.landing-actions{flex-wrap:wrap;gap:.65rem;margin-top:2rem;display:flex}.landing-expectation{max-width:35rem;color:var(--ink-muted);margin:.85rem 0 0;font-size:.85rem}.landing-section{border-top:1px solid var(--line);padding:clamp(3rem,7vw,5rem) 0}.section-heading{max-width:38rem}.section-heading h2,.landing-trust h2{letter-spacing:-.04em;margin:0;font-size:clamp(1.8rem,4vw,3rem);line-height:1.05}.section-heading>p:last-child{color:var(--ink-muted);margin:1rem 0 0}.workflow-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin:2.5rem 0 0;padding:0;list-style:none;display:grid}.workflow-list li{background:var(--surface);border:1px solid var(--line);border-radius:.6rem;gap:.8rem;padding:1.2rem;display:flex}.step-number{color:#fff;background:var(--primary);border-radius:50%;flex:0 0 1.8rem;place-items:center;width:1.8rem;height:1.8rem;font-size:.8rem;font-weight:750;display:grid}.workflow-list h3,.benefit-card h3{margin:0;font-size:1rem}.workflow-list p,.benefit-card p{color:var(--ink-muted);margin:.45rem 0 0;font-size:.9rem}.benefit-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;margin-top:2.5rem;display:grid}.benefit-card{border-top:3px solid var(--primary);padding-top:1rem}.landing-trust{border-top:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(18rem,.8fr);gap:2rem;padding:2rem 0;display:grid}.landing-trust>p{color:var(--ink-muted);margin:0;line-height:1.65}.landing-footer{color:var(--ink-muted);border-top:1px solid var(--line);justify-content:space-between;gap:1rem;padding-top:2rem;font-size:.8rem;display:flex}.page-main{max-width:76rem}.page-heading{max-width:48rem;padding:2.5rem 0 1.5rem}.page-heading h1{letter-spacing:-.05em;margin:0;font-size:clamp(2rem,4vw,3.5rem)}.page-lede{max-width:42rem;color:var(--ink-muted);margin:1rem 0 0;font-size:1.05rem}.level-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:1rem;display:grid}.level-card{background:var(--surface-muted);border:1px solid var(--line);border-radius:.6rem;flex-direction:column;min-height:12rem;padding:1.25rem;display:flex}.level-card-available{background:var(--surface);border-color:#b8c7e7}.level-card-heading{justify-content:space-between;align-items:flex-start;gap:.75rem;display:flex}.level-label{color:var(--primary-strong);letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:.75rem;font-weight:750}.level-card h2{margin:.35rem 0 0;font-size:1.15rem}.status-badge{color:var(--neutral);border:1px solid var(--line);border-radius:999px;flex:none;padding:.2rem .45rem;font-size:.7rem;font-weight:700}.status-badge-available{color:var(--success);background:#f2fbf5;border-color:#abd5bd}.level-card .muted{margin:1rem 0}.level-card .button{align-self:flex-start;margin-top:auto}.page-footnote{color:var(--ink-muted);margin:1.5rem 0;font-size:.85rem}@media (width<=52rem){.level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.app-nav{flex-wrap:wrap;align-items:flex-start}.nav-links{flex-basis:100%;order:3;padding-bottom:.15rem;overflow-x:auto}.auth-user{margin-left:auto}.workflow-list,.benefit-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=36rem){main{padding:1.25rem}.landing-page{padding-inline:1.25rem}.landing-hero{padding-top:4rem}.workflow-list,.benefit-grid,.landing-trust{grid-template-columns:1fr}.landing-footer{flex-direction:column}.auth-user-name{display:none}}.page-main{min-height:calc(100vh - 4.25rem)}.card{color:var(--ink);background:var(--surface);border-color:var(--line);box-shadow:0 1px 2px #17212b0a}.page-heading{justify-content:space-between;align-items:flex-end;gap:2rem;display:flex}.today-heading{padding-bottom:2rem}.today-start-button{flex:none}.today-summary{background:var(--surface-muted);border:1px solid var(--line);border-radius:.5rem;flex-wrap:wrap;gap:1rem 2.5rem;margin:1.5rem 0;padding:1rem 1.1rem;display:flex}.today-summary>div{flex-direction:column;gap:.15rem;display:flex}.today-summary strong{font-size:1.2rem}.today-summary span{color:var(--ink-muted);font-size:.85rem}.card-heading-row{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.card-heading-row h2,.secondary-card h2,.empty-state h2{margin:0}.today-breakdown,.secondary-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.today-breakdown article{border:1px solid var(--line);border-radius:.5rem;padding:1rem}.today-breakdown h3{margin:0 0 .5rem;font-size:.95rem}.today-breakdown strong{font-size:1.25rem}.today-breakdown p{margin:.4rem 0 0}.explanation-disclosure{color:var(--ink-muted);margin-top:1rem;font-size:.9rem}.explanation-disclosure summary{color:var(--primary-strong);cursor:pointer;font-weight:650}.explanation-disclosure div{border-left:2px solid var(--line);max-width:46rem;padding:.75rem 0 0 1rem}.explanation-disclosure p{margin:.4rem 0}.empty-state p,.secondary-card p{max-width:42rem;color:var(--ink-muted)}.secondary-grid{margin-top:1rem}.secondary-card{min-height:10rem}.secondary-card a{font-weight:650}.inline-action{color:inherit;background:0 0;border:0;padding:0;text-decoration:underline}.onboarding-page{place-items:start center;padding-top:clamp(3rem,10vw,7rem);display:grid}.onboarding-hero,.onboarding-card{width:min(100%,45rem)}.onboarding-hero h1,.onboarding-card h1{letter-spacing:-.06em;max-width:15ch;margin:0;font-size:clamp(2.2rem,5vw,4.2rem);line-height:1}.onboarding-hero>p:not(.eyebrow):not(.muted),.onboarding-card>.page-lede{max-width:38rem;color:var(--ink-muted);margin:1.25rem 0;font-size:1.1rem;line-height:1.65}.onboarding-hero .button,.onboarding-card .button,.onboarding-hero .muted{margin-top:1rem}.focus-choices{border:0;margin:2rem 0 0;padding:0}.focus-choices legend{padding:0;font-size:1.1rem;font-weight:700}.section-help{max-width:44rem;color:var(--ink-muted);font-size:.9rem}.focus-choice-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:.5rem;margin-top:1rem;display:grid}.focus-choice{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:.45rem;flex-direction:column;gap:.75rem;min-height:6.75rem;padding:.75rem;display:flex}.focus-choice:hover:not(.is-disabled),.focus-choice.is-selected{border-color:var(--primary);background:#f3f6fd}.focus-choice.is-disabled{color:var(--neutral);background:var(--surface-muted);cursor:not-allowed}.focus-choice input{width:1.1rem;height:1.1rem;accent-color:var(--primary);margin:0}.focus-choice span{flex-direction:column;gap:.2rem;display:flex}.focus-choice small{color:var(--ink-muted);font-size:.75rem}.onboarding-points{color:var(--ink-muted);margin:1.5rem 0 0;padding-left:1.25rem}.onboarding-points li+li{margin-top:.5rem}.onboarding-actions{margin-top:.75rem}.settings-form{flex-wrap:wrap;align-items:flex-end;gap:.75rem;display:flex}.settings-form .field{min-width:min(100%,15rem)}.settings-form .field span{color:var(--ink-muted);font-size:.85rem}.settings-form input,.settings-form select,.settings-theme-field select{border:1px solid var(--line);border-radius:.4rem;width:100%;margin-top:.3rem;padding:.55rem .65rem}.settings-theme-field{max-width:18rem}@media (width<=52rem){.page-heading{flex-direction:column;align-items:flex-start}.focus-choice-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=36rem){.today-breakdown,.secondary-grid{grid-template-columns:1fr}.today-start-button{width:100%}.focus-choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.level-card-selected{outline:3px solid color-mix(in srgb, var(--primary) 22%, transparent);outline-offset:1px}.curriculum-progress-section{margin-top:1.25rem}.curriculum-progress-section .card-heading-row{margin-bottom:1rem}.coverage-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1.25rem;display:grid}.coverage-card{border:1px solid var(--line);border-radius:.5rem;padding:1rem}.coverage-card-heading{justify-content:space-between;align-items:baseline;gap:1rem;display:flex}.coverage-card h3{margin:0}.coverage-card .muted{margin-bottom:.65rem}.coverage-card a{font-size:.9rem;font-weight:650}.coverage-bar{background:var(--surface-muted);border:1px solid var(--line);border-radius:999px;height:.75rem;margin-top:1rem;display:flex;overflow:hidden}.coverage-bar span{min-width:0}.coverage-bar span+span{border-left:2px solid var(--surface)}.progress-known,.learning-band-known{background:#4f9f78}.progress-familiar,.learning-band-familiar{background:#6689c7}.progress-learning,.learning-band-learning{background:#d6a426}.progress-unassessed,.learning-band-unknown{background:#aab3bf}.coverage-legend{color:var(--ink-muted);flex-wrap:wrap;gap:.45rem .85rem;margin-top:.7rem;font-size:.76rem;display:flex}.coverage-legend span{align-items:center;gap:.3rem;display:inline-flex}.coverage-legend i{border-radius:2px;width:.6rem;height:.6rem}.curriculum-forecast{color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:.6rem;margin-top:1.25rem;padding:1.25rem;box-shadow:0 1px 2px #17212b0a}.curriculum-forecast-header{align-items:flex-start}.curriculum-forecast-header h3{font-size:1.15rem}.curriculum-forecast-header button{flex:none}.forecast-disclaimer{max-width:50rem;color:var(--warning);margin:.65rem 0 0;font-size:.85rem}.forecast-experimental-banner{color:var(--warning);background:#fff9e9;border:1px solid #ead59c;border-radius:.4rem;margin:1rem 0 0;padding:.7rem .8rem;font-weight:650}.forecast-controls{border-top:1px solid var(--line);grid-template-columns:minmax(15rem,.75fr) minmax(20rem,1.25fr);gap:1.25rem;margin-top:1.25rem;padding-top:1.25rem;display:grid}.forecast-target-control,.forecast-pace-control{border:0;flex-direction:column;gap:.65rem;min-width:0;padding:0;display:flex}.forecast-target-control input[type=range]{width:100%;accent-color:var(--primary)}.forecast-pace-control legend{padding:0;font-weight:700}.forecast-pace-control p{margin:0}.forecast-pace-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:.5rem;display:grid}.forecast-pace-options label{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:.4rem;gap:.45rem;min-height:4.2rem;padding:.65rem;display:flex}.forecast-pace-options label.is-selected{border-color:var(--primary);background:#f3f6fd}.forecast-pace-options input{accent-color:var(--primary);flex:none}.forecast-pace-options span{flex-direction:column;gap:.2rem;display:flex}.forecast-pace-options small{color:var(--ink-muted);font-size:.75rem}.forecast-input-status{color:var(--primary-strong);margin:1rem 0 0;font-size:.85rem;font-weight:650}.forecast-kind{background:var(--surface-muted);border-color:var(--line)}.forecast-result-primary,.forecast-both{color:var(--ink)}.learning-set-main{color:var(--ink);background:0 0}.learning-set-controls,.learning-set-main .card{color:var(--ink);background:var(--surface);border-color:var(--line)}.learning-set-controls .field,.learning-set-controls label{color:var(--ink-muted)}.learning-set-controls select,.learning-set-controls input{color:var(--ink);background:var(--surface);border-color:var(--line)}.review-table th,.review-table td{border-color:var(--line)}.review-table th{color:var(--ink-muted)}.review-table tbody tr:hover{background:var(--surface-muted)}.learning-band{color:var(--ink)}.learning-band-unknown,.learning-band-learning,.learning-band-familiar,.learning-band-known{border:1px solid color-mix(in srgb, var(--ink) 16%, transparent)}.quiz-translation{text-align:left;width:100%;color:var(--ink-muted);cursor:pointer;background:0 0;border:0;display:block}.learning-score,.learning-review-state{color:var(--ink-muted)}@media (width<=42rem){.coverage-grid{grid-template-columns:1fr}.curriculum-progress-section .card-heading-row{flex-direction:column;align-items:flex-start}}.passages-main{max-width:62rem}.paste-form .field>span,.density-choice legend{font-weight:650}.paste-form .field input,.paste-form .field textarea,.paste-form .field select{color:var(--ink);background:var(--surface);border-color:var(--line)}.paste-form .field textarea{min-height:12rem;font-family:ui-sans-serif,system-ui,sans-serif;font-size:1.1rem}.text-input-meta{justify-content:space-between;gap:1rem;display:flex}.density-choice{border:0;padding:0}.density-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:.6rem;margin-top:.75rem;display:grid}.density-options label{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:.45rem;gap:.6rem;padding:.75rem;display:flex}.density-options label.is-selected{border-color:var(--primary);background:#f3f6fd}.density-options input{accent-color:var(--primary);flex:none}.density-options span{flex-direction:column;gap:.2rem;display:flex}.density-options small{color:var(--ink-muted);font-size:.78rem}.form-submit-row{align-items:center;margin-top:.25rem}.passage-delete-confirm{flex-wrap:wrap;align-items:center;gap:.65rem 1rem;display:flex}.passage-delete-confirm>span{flex:20rem}.passage-delete-confirm .row{flex:none}.passage-view{color:var(--ink);background:var(--canvas)}.passage-view-head,.pane{background:var(--surface);border-color:var(--line)}.pane-tree{background:var(--surface-muted)}.pane-hint{max-width:55rem;color:var(--ink-muted);line-height:1.5}.anno-text{color:var(--ink)}.anno-seg{font:inherit;color:inherit;background:0 0;border:0;border-radius:3px;display:inline}button.anno-seg{cursor:pointer;padding:0 .08rem}button.anno-seg:hover,button.anno-seg:focus-visible{color:var(--primary-strong);background:#edf2fc}button.anno-unit{border-bottom:2px solid #4f9f78}button.anno-phrase{border-bottom:1px dotted var(--primary)}.tree-row{color:var(--ink)}.tree-row:focus-visible{outline:3px solid color-mix(in srgb, var(--focus) 35%, transparent);outline-offset:-2px}.tree-meta,.tree-reading,.tree-gloss{color:var(--ink-muted)}.tree-l1{color:var(--ink-muted);font:inherit;text-align:left;background:0 0;border:0}button.tree-l1{cursor:pointer}@media (width<=42rem){.density-options{grid-template-columns:1fr}.text-input-meta{flex-direction:column;align-items:flex-start;gap:.2rem}}@media (width<=52rem){.forecast-controls,.forecast-pace-options{grid-template-columns:1fr}body{padding-bottom:4.8rem}.app-nav{min-height:4.4rem;padding:.4rem max(.45rem, env(safe-area-inset-left)) max(.4rem, env(safe-area-inset-bottom));background:color-mix(in srgb, var(--surface) 97%, transparent);border-top:1px solid var(--line);border-bottom:0;align-items:stretch;display:flex;position:fixed;inset:auto 0 0;box-shadow:0 -4px 18px #17212b14}.app-nav>.brand,.app-nav>.auth-user{display:none}.nav-links{flex:1;order:0;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:.15rem;display:grid;overflow:visible}.nav-links a{color:var(--ink-muted);text-align:center;justify-content:center;align-items:center;padding:.35rem .2rem;font-size:.72rem;display:flex}.nav-links a.nav-read{display:none}.nav-links a:nth-child(3){color:var(--primary-strong);font-weight:750}.nav-more{flex:0 0 3.6rem;align-self:stretch;display:block;position:relative}.nav-more summary{height:100%;color:var(--ink-muted);cursor:pointer;justify-content:center;align-items:center;font-size:.72rem;list-style:none;display:flex}.nav-more summary::-webkit-details-marker{display:none}.nav-more[open] summary{color:var(--primary-strong)}.nav-more-menu{background:var(--surface);border:1px solid var(--line);border-radius:.5rem;flex-direction:column;gap:.25rem;min-width:12rem;padding:.5rem;display:flex;position:absolute;bottom:calc(100% + .5rem);right:0;box-shadow:0 8px 30px #17212b29}.nav-more-menu a{border-radius:.35rem;padding:.55rem .65rem}.nav-more-menu a:hover{background:var(--surface-muted)}.nav-more-menu .auth-user{border-top:1px solid var(--line);margin:.3rem 0 0;padding:.5rem .65rem 0;display:flex}}.quiz-start-actions,.quiz-submit-actions,.quiz-answer-actions{flex-wrap:wrap;gap:.75rem;margin-top:1rem;display:flex}.quiz-start-actions{align-items:center;gap:.75rem}.quiz-start-actions .muted{margin:0}.quiz-submit-actions button,.quiz-answer-actions button{min-width:9rem}.passages-main a,.passage-view a{color:var(--primary)}.passage-link{color:var(--ink);background:var(--surface);border-color:var(--line)}.passage-link:hover{background:var(--surface-muted);border-color:var(--primary)}.passage-view-head .back,.sentence-picker-label,.pane-title,.tree-twist,.tree-meta{color:var(--ink-muted)}.tree-twist:hover{color:var(--primary-strong)}.tree-gloss{color:var(--ink-muted)}.role-tag-text{color:var(--ink-muted);background:var(--surface-muted)}.role-tag-sentence{color:#765400;background:#fff6d6}.role-tag-clause{color:var(--primary-strong);background:#edf2fc}.role-tag-phrase{color:#7650a8;background:#f4edfb}.role-tag-unit{color:var(--success);background:#edf8f1}.auth-user button.button-quiet{color:var(--ink-muted);background:0 0;border-color:#0000}.auth-user button.button-quiet:hover:not(:disabled){color:var(--primary-strong);background:var(--surface-muted);border-color:#0000}.quiz-page .curriculum-picker{border-color:var(--line)}.quiz-page .curriculum-help,.quiz-page .curriculum-option-description,.quiz-page .curriculum-option-count{color:var(--ink-muted)}.quiz-page .curriculum-option{color:var(--ink);background:var(--surface);border-color:var(--line)}.quiz-page .curriculum-option:hover{border-color:var(--primary);background:var(--surface-muted)}.quiz-page .curriculum-option.is-selected{border-color:var(--primary);background:#edf2fc}.quiz-page .curriculum-option.is-disabled:hover{border-color:var(--line)}.quiz-page .quiz-control,.quiz-page .quiz-choice{color:var(--ink);background:var(--surface);border-color:var(--line)}.quiz-page .quiz-control:hover:not(:disabled),.quiz-page .quiz-choice:hover:not(:disabled){color:var(--ink);background:var(--surface-muted);border-color:var(--primary)}.quiz-page button.tree-l1,.quiz-page button.ghost{color:var(--ink-muted);background:0 0;border-color:#0000}.quiz-page button.quiz-span{color:inherit;border:0;border-bottom:1px dotted var(--primary);background:0 0}.quiz-page button.quiz-span.quiz-reading-word{background:#ffd76047;border-bottom:2px solid #d19a00;border-radius:.15rem;padding-inline:.1rem}.quiz-page .quiz-choice{text-align:left;width:100%}.quiz-page .quiz-choice-picked,.quiz-page .quiz-choice-picked:hover:not(:disabled){color:var(--ink);border-color:var(--primary);background:#edf2fc}.quiz-page .quiz-choice-correct{color:var(--ink);border-color:var(--success);background:#eff8f2}.quiz-page .quiz-choice-wrong{color:var(--ink);border-color:var(--danger);background:#fff4f2}.quiz-page .quiz-choice:disabled{opacity:1}:root[data-theme=dark] .notice-error{color:#f28b82;background:#321f24;border-color:#75404a}:root[data-theme=dark] .notice-info{color:#aecbfa;background:#202d45;border-color:#45628e}:root[data-theme=dark] .focus-choice:hover:not(.is-disabled),:root[data-theme=dark] .focus-choice.is-selected,:root[data-theme=dark] .density-options label.is-selected,:root[data-theme=dark] .quiz-page .curriculum-option.is-selected,:root[data-theme=dark] .quiz-page .quiz-choice-picked{background:#202d45}:root[data-theme=dark] .quiz-page .quiz-choice-correct{background:#20352a}:root[data-theme=dark] .quiz-page .quiz-choice-wrong{background:#382326}:root[data-theme=dark] .passage-delete-confirm,:root[data-theme=dark] .passage-view-head,:root[data-theme=dark] .pane,:root[data-theme=dark] .pane-tree,:root[data-theme=dark] .passage-link{background:var(--surface)}:root[data-theme=dark] .nav-profile{color:#c7d9fb;background:#283853}:root[data-theme=dark] .status-badge-available{color:#b7d9c3;background:#23372b;border-color:#3e684d}.forecast-result-primary{color:var(--ink)}.forecast-experimental-banner{color:var(--warning);background:color-mix(in srgb, var(--warning) 10%, var(--surface));border-color:color-mix(in srgb, var(--warning) 35%, var(--line))}.forecast-pace-options label.is-selected{background:color-mix(in srgb, var(--primary) 9%, var(--surface))}.learning-set-main .review-table th,.learning-set-main .review-table td{border-color:var(--line)}.learning-set-main .review-table th,.learning-set-main .learning-score,.learning-set-main .learning-review-state,.learning-set-main .review-unit-id{color:var(--ink-muted)}.learning-set-main .review-table tbody tr:hover{background:var(--surface-muted)}.learning-set-main .learning-band-unknown,.learning-set-main .learning-skill-summary .learning-band{color:var(--ink-muted);background:var(--surface-muted)}:root[data-theme=dark] .learning-set-main .learning-band-learning{color:#f8e6aa;background:#5e4d1b}:root[data-theme=dark] .learning-set-main .learning-band-familiar{color:#d3e1ff;background:#304a75}:root[data-theme=dark] .learning-set-main .learning-band-known{color:#c5e6cf;background:#28533a}.settings-page .settings-form input,.settings-page .settings-form select,.settings-page .settings-theme-field select{color:var(--ink);background:var(--surface);border-color:var(--line)}.settings-page .settings-form input:focus,.settings-page .settings-form select:focus,.settings-page .settings-theme-field select:focus{color:var(--ink);background:var(--surface)}