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.coin{filter:brightness(1.06)}a.node:active .coin{box-shadow:0 2px 0 var(--fam-edge);transform:translateY(5px)}.node.open .coin{background:var(--surface);color:var(--fam);border:3px solid var(--fam);box-shadow:0 7px 0 var(--fam-edge)}.node.done .coin{background:var(--gold);color:var(--gold-ink);box-shadow:0 7px 0 var(--gold-edge), inset 0 0 0 5px #ffffff59}.node-label{margin-top:6px;font-size:.92rem;font-weight:800}.node.recommended .coin{position:relative}.node.recommended .coin:before{content:"";border:6px solid color-mix(in srgb, var(--fam) 25%, transparent);pointer-events:none;border-radius:50%;width:100px;height:100px;animation:2.2s ease-in-out infinite breathe;position:absolute;top:calc(50% + 3.5px);left:50%;transform:translate(-50%,-50%)}@keyframes breathe{50%{border-color:color-mix(in srgb, var(--fam) 10%, transparent);transform:translate(-50%,-50%)scale(1.08)}}.start-bubble{border:2px solid 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.lemma{color:var(--ink);font-size:1.3rem}.target{color:var(--sea);margin:6px 0 0;font-size:1.2rem;font-weight:900}.answer-field{margin-bottom:12px}.greek-input{font-family:var(--greek-font);border:2px solid var(--line-strong);border-radius:var(--radius-small);background:var(--panel);width:100%;min-width:0;color:var(--ink);padding:.5rem .8rem;font-size:1.5rem}.greek-input:focus{border-color:var(--sea);background:var(--surface);box-shadow:0 0 0 4px color-mix(in srgb, var(--sea) 22%, transparent);outline:none}.greek-input::placeholder{font-family:var(--ui-font);color:var(--muted);font-size:1rem}.option-groups{flex-direction:column;gap:10px;display:flex}.options{border-radius:var(--radius);border:2px dashed #0000;align-items:center;gap:12px;padding:10px 12px;display:flex}.options.active{border-color:var(--sea);background:var(--sea-tint)}.options-label{flex:none;min-width:5rem;font-weight:900}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{padding:.45rem .85rem;font-weight:800}.chip kbd{color:var(--muted);margin-right:.2em;font-size:.72em}.chip[aria-pressed=true]{background:var(--sea-tint);border-color:var(--sea);color:var(--sea)}.chip[aria-pressed=true] kbd{color:inherit;border-color:currentColor}.missing{color:var(--red-ink);font-weight:800}.answer-bar{bottom:var(--tabbar);z-index:10;margin:24px calc(-1 * var(--gutter)) 0;padding:16px var(--gutter);border-top:2px solid var(--line);background:var(--bg);justify-content:flex-end;display:flex;position:sticky}.focus-mode .answer-bar,.focus-mode .feedback.sheet{bottom:0}.feedback.sheet{bottom:var(--tabbar);z-index:11;margin:24px calc(-1 * var(--gutter)) 0;padding:18px var(--gutter) 20px;background:var(--olive-tint);border-top:2px solid color-mix(in srgb, var(--olive) 35%, transparent);animation:.22s ease-out rise;position:sticky}.feedback.sheet.bad{background:var(--red-tint);border-top-color:color-mix(in srgb, var(--red) 35%, transparent)}@keyframes 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.note-link{color:var(--olive-ink)}.feedback.bad .note-link{color:var(--red-ink)}details.keyboard-toggle{margin-top:12px}details.keyboard-toggle summary{cursor:pointer;color:var(--muted);align-items:center;gap:8px;font-size:.92rem;font-weight:800;display:inline-flex}.keyboard{margin-top:10px}.keys{flex-wrap:wrap;gap:6px;margin-bottom:6px;display:flex}.key{font-family:var(--greek-font);min-width:2.6rem;padding:.2rem .4rem;font-size:1.25rem;font-weight:400}@media (width<=700px){.stage-owl{width:64px;height:64px}.shown-form{font-size:2.1rem}.instruction{font-size:1.35rem}.options{flex-direction:column;align-items:flex-start;gap:6px}.answer-bar .btn,.sheet-inner .btn{width:100%}.sheet-inner{flex-direction:column;align-items:stretch}.combo{min-width:0}}.table-stage{border:2px solid var(--line);border-radius:var(--radius);padding:16px 18px;display:block}.table-head h2{color:var(--muted);margin:6px 0 12px;font-size:1.05rem}.table-scroll{overflow-x:auto}.paradigm{border-collapse:separate;border-spacing:0;border:2px solid var(--line);border-radius:var(--radius-small);width:100%;margin-bottom:14px;overflow:hidden}.paradigm caption{text-align:left;padding:4px 0 8px;font-weight:900}.paradigm th,.paradigm td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);text-align:left;vertical-align:top;padding:.4rem .55rem}.paradigm tr:last-child th,.paradigm tr:last-child td{border-bottom:0}.paradigm th:last-child,.paradigm td:last-child{border-right:0}.paradigm thead th,.paradigm thead td{background:var(--panel)}.paradigm thead th,.paradigm tbody th{color:var(--muted);white-space:nowrap;font-size:.85rem;font-weight:800}.paradigm td.given{font-family:var(--greek-font);font-size:1.25rem}.paradigm .greek-input{padding:.3rem .5rem;font-size:1.2rem}.paradigm td.right .greek-input{border-color:var(--olive);background:var(--olive-tint)}.paradigm td.wrong .greek-input{border-color:var(--red);background:var(--red-tint)}.cell-result{margin-top:.25rem;font-size:.85rem;font-weight:800}.cell-result .form{font-size:1.15rem}fieldset.segmented,.segmented{border:0;flex-wrap:wrap;gap:8px;margin:0 0 16px;padding:0;display:flex}.segmented legend{margin-bottom:6px;padding:0;font-weight:900}.segmented label{position:relative}.segmented input{opacity:0;cursor:pointer;margin:0;position:absolute;inset:0}.segmented label span{border:2px solid var(--line-strong);border-radius:var(--radius-small);border-bottom-width:4px;padding:.4rem .9rem;font-weight:800;display:inline-block}.segmented input:checked+span{border-color:var(--sea);background:var(--sea-tint);color:var(--sea)}.segmented input:focus-visible+span{outline:3px solid var(--focus);outline-offset:2px}@media (width<=480px){.paradigm th,.paradigm td{padding:.25rem}.paradigm .greek-input{padding:.2rem .3rem;font-size:1.05rem}}.lesson-done{text-align:center;flex-direction:column;align-items:center;padding-top:32px;display:flex;position:relative}.lesson-done h1{color:var(--gold-ink);margin:16px 0 4px;font-size:2.2rem}.done-stats{grid-template-columns:repeat(3,minmax(0,9.5rem));gap:14px;margin:24px 0 8px;padding:0;list-style:none;display:grid}.tile{border:2px solid var(--tile);border-radius:var(--radius);background:var(--tile);overflow:hidden}.tile-label{color:var(--tile-ink);padding:4px 6px;font-size:.85rem;font-weight:900;display:block}.tile-value{border-radius:calc(var(--radius) - 4px);background:var(--bg);color:var(--tile-text);justify-content:center;align-items:center;gap:6px;padding:14px 6px;font-size:1.35rem;font-weight:900;display:flex}.tile.gold{--tile:var(--gold);--tile-ink:#3d2a00;--tile-text:var(--gold-ink)}.tile.olive{--tile:var(--olive);--tile-ink:var(--on-fill);--tile-text:var(--olive-ink)}.tile.sea{--tile:var(--sea);--tile-ink:var(--on-fill);--tile-text:var(--sea)}.done-goal{border:2px solid var(--line);border-radius:var(--radius);text-align:left;width:min(100%,30rem);margin-top:12px;padding:14px 18px}.done-goal p{align-items:center;gap:6px;margin:0 0 6px;font-weight:800;display:flex}.done-goal .flame{color:var(--flame)}.goal-bar{background:var(--locked);border-radius:99px;height:14px;overflow:hidden}.goal-bar span{border-radius:inherit;background:var(--gold);height:100%;display:block}.confetti{pointer-events:none;height:70vh;position:fixed;inset:0 0 auto;overflow:hidden}.confetti span{background:var(--gold);opacity:0;border-radius:3px;width:10px;height:16px;animation:2.6s cubic-bezier(.2,.6,.4,1) forwards fall;position:absolute;top:-20px}.confetti span:nth-child(4n+1){background:var(--olive)}.confetti span:nth-child(4n+2){background:var(--sea);border-radius:50%;width:8px;height:8px}.confetti span:nth-child(4n+3){background:var(--fam-verb)}@keyframes fall{0%{opacity:1;transform:translateY(0)rotate(0)}to{opacity:0;transform:translate(var(--drift), 65vh) rotate(var(--spin))}}@media (width<=520px){.done-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.tile-value{font-size:1.1rem}}.set-groups{padding:0;list-style:none}.set-groups h2{margin:20px 0 10px}.sets{grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:10px;padding:0;list-style:none;display:grid}.set-tile{text-align:left;flex-direction:column;gap:2px;width:100%;height:100%;padding:12px 14px;display:flex}.set-tile:hover{border-color:var(--fam-decl3)}.set-label{font-weight:900}.set-model{color:var(--muted);font-size:.9rem;font-weight:600}.set-best{color:var(--gold-ink);align-items:center;gap:4px;font-size:.85rem;display:inline-flex}.sprint-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 16px;margin-top:8px;font-weight:800;display:flex}.clock{font-variant-numeric:tabular-nums;align-items:center;gap:6px;font-size:1.2rem;font-weight:900;display:inline-flex}.clock.low{color:var(--red-ink)}.time-bar{background:var(--locked);border-radius:99px;height:10px;margin:8px 0 20px;overflow:hidden}.time-bar span{background:var(--fam-decl3);border-radius:inherit;height:100%;transition:width .25s linear;display:block}.sprint .stage{border:2px solid var(--line);border-radius:var(--radius);padding:18px 20px;display:block}.ending-row{align-items:center;gap:6px;margin:10px 0 0;display:flex}.ending-row .stem{font-size:2rem}.ending-input.greek-input{max-width:10rem}.last{min-height:1.6em;font-size:1.1rem}.sprint-done{text-align:center;flex-direction:column;align-items:center;display:flex}.sprint-done h2{margin:12px 0 0;font-size:1.8rem}.sprint-score{flex-direction:column;margin:8px 0;display:flex}.sprint-score strong{color:var(--fam-decl3);font-size:3.2rem;font-weight:900;line-height:1.1}.new-best{color:var(--gold-ink);font-size:1.2rem;font-weight:900}.stat-row{grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));gap:12px;margin:16px 0;display:grid}.stat{border:2px solid var(--line);border-radius:var(--radius);flex-direction:column;padding:12px 16px;display:flex}.stat-label{color:var(--muted);font-size:.9rem;font-weight:800}.stat strong{font-size:1.7rem;font-weight:900}.xp-chart{border:2px solid var(--line);border-radius:var(--radius);margin:24px 0;padding:16px 20px}.xp-chart figcaption h2{margin:0}.xp-chart figcaption .muted{font-size:.9rem}.xp-plot{border-bottom:2px solid var(--line-strong);height:180px;margin-top:16px;position:relative}.goal-line{border-top:2px dashed var(--gold-edge);position:absolute;left:0;right:0}.xp-plot ol{grid-template-columns:repeat(7,1fr);gap:2px;margin:0;padding:0;list-style:none;display:grid;position:absolute;inset:0}.xp-plot li{flex-direction:column;justify-content:flex-end;align-items:center;display:flex;position:relative}.bar-wrap{flex-direction:column;justify-content:flex-end;align-items:center;width:100%;height:100%;display:flex;position:relative}.bar{background:var(--sea);border-radius:4px 4px 0 0;width:min(60%,36px);min-height:2px;display:block}.today .bar{background:var(--olive)}.bar-value{color:var(--muted);visibility:hidden;font-size:.8rem;font-weight:800}.today .bar-value,.xp-plot li:hover .bar-value{visibility:visible}.bar-day{color:var(--muted);font-size:.8rem;font-weight:800;position:absolute;top:calc(100% + 6px)}.xp-chart{padding-bottom:40px}.heat{overflow-x:auto}.heat-map td{white-space:nowrap;font-size:.85rem}.heat-map .n{color:var(--muted);font-size:.75rem}.heat-1{background:var(--heat-1)}.heat-2{background:var(--heat-2)}.heat-3{background:var(--heat-3)}.heat-4{background:var(--heat-4)}.actions-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}label.file{flex-direction:column;gap:4px;font-size:.9rem;display:inline-flex}fieldset{border:2px solid var(--line);border-radius:var(--radius);margin:0 0 16px;padding:14px 18px}fieldset.family{border-style:dashed;margin:12px 0 0}legend{padding:0 6px;font-weight:900}.choice{align-items:baseline;gap:10px;padding:3px 0;display:flex}.choice input{accent-color:var(--olive);width:1.05rem;height:1.05rem}.goal-choices .segmented{margin:4px 0 6px}.section-note{color:var(--muted);margin:24px 0 12px;font-weight:800}input[type=number]{font:inherit;border:2px solid var(--line-strong);background:var(--surface);width:5rem;color:var(--ink);border-radius:8px;padding:.25rem .5rem}.note-group h2{margin:24px 0 10px}.note-list{grid-template-columns:repeat(auto-fill,minmax(14rem,1fr));gap:10px;padding:0;list-style:none;display:grid}.note-list a{border:2px solid var(--line);border-radius:var(--radius-small);height:100%;color:var(--ink);border-bottom-width:4px;padding:12px 16px;font-weight:800;text-decoration:none;display:block}.note-list a:hover{border-color:var(--sea);color:var(--sea)}.note{font-weight:500;line-height:1.65}.note p,.note li{max-width:42rem}.note h2{margin-top:1.6em}.note .greek{font-size:1.12em}.note-table{margin:14px 0;overflow-x:auto}.note-table .paradigm{width:auto;min-width:16rem;margin-bottom:4px}.note-table td.given{font-size:1.15rem}.ending{color:var(--sea);font-weight:700}.crumbs{margin:4px 0 0;font-size:.95rem}.note-table:focus-visible,.heat:focus-visible{outline-offset:4px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}.confetti{display:none}}