:root{--bg: #ffffff;--sunken: #f2f5fb;--text: #012169;--soft: #3d4e84;--faint: #4a5c8f;--line: #d3dced;--fill: #012169;--fill-hover: #001848;--on-fill: #ffffff;--accent: #c8102e;--accent-hover: #a00d26;--accent-text: #c8102e;--ok-wash: #e7eef9;--ok-text: #012169;--bad-wash: #fdecef;--focus: #012169;--desk: #e6eaf4}*,*:before,*:after{box-sizing:border-box}html{height:var(--app-height, 100dvh)}html,body,#root{height:100%}body{margin:0;min-height:0;display:flex;justify-content:center;background:var(--desk);color:var(--text);font-family:Onest,Segoe UI,sans-serif;font-size:16px;line-height:1.45}#root{display:flex;justify-content:center;width:100%}button,input{font:inherit;color:inherit}button{cursor:pointer}p,h1,h2,h3,ul{margin:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.icon{width:20px;height:20px;flex:none;display:block}.icon-lg{width:28px;height:28px;color:var(--faint)}.shell{width:100%;height:100%;min-height:0;display:flex;justify-content:center;background:var(--desk);color-scheme:light}.shell[data-theme=dark]{--bg: #000714;--sunken: #071433;--text: #ffffff;--soft: #d5def2;--faint: #b7c4e4;--line: #243e78;--fill: #39528a;--fill-hover: #4c68a4;--on-fill: #ffffff;--accent: #c8102e;--accent-hover: #e01438;--accent-text: #ff8c9a;--ok-wash: #10244c;--ok-text: #d5dff8;--bad-wash: #3a1522;--focus: #ffffff;--desk: #00040e;color-scheme:dark}.app{--tabs-size: 62px;position:relative;display:flex;flex-direction:column;width:100%;max-width:480px;height:100%;min-height:0;background:var(--bg);color:var(--text);overflow:hidden}.app-main{position:relative;flex:1;min-width:0;min-height:0}.screen{position:absolute;inset:0;display:flex;flex-direction:column;background:var(--bg);color:var(--text);overflow:hidden}.top{flex:none;position:relative;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:56px;padding:4px 8px;border-bottom:1px solid var(--line)}.top-home{padding-inline:16px}.app h1{font-size:18px;font-weight:600;letter-spacing:-.015em;line-height:1.25}.top:not(.top-home) h1{position:absolute;left:96px;right:96px;text-align:center;pointer-events:none}.top-home h1{font-size:22px;text-align:left}.app h1.stimulus{font-size:32px;font-weight:600;letter-spacing:-.03em;line-height:1.15}.lemma,.app h1.lemma{font-family:Literata,Georgia,Iowan Old Style,Palatino,serif;font-size:44px;font-weight:600;letter-spacing:-.03em;line-height:1.05}.lemma-phrase,.app h1.lemma-phrase{font-size:32px;line-height:1.2;letter-spacing:-.02em}.app h2{font-size:18px;font-weight:600;letter-spacing:-.015em}.back{display:inline-flex;align-items:center;gap:2px;min-height:44px;padding:0 8px 0 2px;border:0;border-radius:8px;background:transparent;color:var(--text);font-weight:500}.back:hover{background:var(--sunken)}.top-meta{margin-left:auto;padding-right:8px;color:var(--soft);font-variant-numeric:tabular-nums}.screen-body{flex:1;min-height:0;overflow:auto}.pad{padding:16px;display:flex;flex-direction:column;gap:16px}.pad-tight{padding:16px;display:flex;flex-direction:column;gap:8px}.dock{flex:none;display:flex;flex-direction:column;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);background:var(--bg)}.sheet-backdrop{position:absolute;inset:0;z-index:5;border:0;padding:0;background:#01216947}.sheet{position:absolute;left:0;right:0;bottom:0;z-index:6;max-height:78%;display:flex;flex-direction:column;background:var(--bg);border-top:1px solid var(--line)}.scheme{width:100%;border-collapse:collapse;font-size:14px}.scheme th,.scheme td{border-bottom:1px solid var(--line);padding:8px 6px;text-align:left;vertical-align:top}.scheme th{color:var(--soft);font-size:13px;font-weight:600}.scheme td:first-child,.scheme th:first-child{color:var(--soft)}.meter{height:4px;background:var(--sunken)}.meter-block{height:8px;border-radius:99px;overflow:hidden}.meter-bar{display:block;height:100%;background:var(--fill)}.soft{color:var(--soft)}.faint{color:var(--faint)}.wrong{color:var(--accent-text)}.right{color:var(--ok-text)}.en{font-family:Literata,Georgia,Iowan Old Style,Palatino,serif;font-weight:500}.continue{margin:8px 16px 0;padding:16px;border:1px solid var(--line);border-radius:8px;display:flex;flex-direction:column;gap:12px}.deck{display:flex;flex-direction:column;gap:12px;padding:16px}.dict{display:flex;flex-direction:column;gap:4px;width:100%;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--bg);color:inherit;text-align:left}.dict:hover{background:var(--sunken)}.dict .badge{align-self:flex-start}.dict-title{font-size:20px;font-weight:600;letter-spacing:-.02em}.continue h2{font-size:16px;font-weight:600;color:var(--soft);letter-spacing:0}.continue-lead{font-size:22px;font-weight:600;letter-spacing:-.02em;line-height:1.25}.list{border-top:1px solid var(--line)}.row{display:grid;grid-template-columns:22px minmax(0,1fr) auto;column-gap:10px;align-items:center;width:100%;min-height:56px;padding:12px 16px;border:0;border-bottom:1px solid var(--line);background:transparent;color:inherit;text-align:left}.row-nav{grid-template-columns:minmax(0,1fr) auto}.lesson{grid-template-columns:28px minmax(0,1fr) auto;align-items:start}.row:hover{background:var(--sunken)}.row-static{cursor:default}.row-static:hover{background:transparent}.row-main{min-width:0;display:flex;flex-direction:column;gap:2px}.row-title{font-weight:600}.num{color:var(--faint);font-variant-numeric:tabular-nums;padding-top:2px}.slot{width:20px;height:20px}.row>.icon{align-self:start;margin-top:3px}.chevron{color:var(--faint)}.score{display:flex;flex-direction:column;align-items:flex-end;text-align:right}.score-best{font-weight:600;font-variant-numeric:tabular-nums}.score-meta,.score-last{font-size:14px;color:var(--faint)}.badge{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:2px 8px;border-radius:999px;font-size:14px;font-weight:600;line-height:1.2;white-space:nowrap}.badge-due{background:var(--accent);color:#fff}.badge-new{background:var(--ok-wash);color:var(--text)}.badge-wait{color:var(--faint);font-weight:500}.badge-gap{margin-left:8px}.search{display:flex;align-items:center;gap:8px;min-height:48px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--faint)}.search input{flex:1;min-width:0;min-height:44px;border:0;background:transparent;color:var(--text)}.search input::placeholder{color:var(--faint)}.search input:focus{outline:none}.search:focus-within{outline:2px solid var(--fill);outline-offset:2px}.empty{padding:32px 16px 16px;display:flex;flex-direction:column;align-items:flex-start;gap:8px}.empty-title{font-size:22px;font-weight:600;letter-spacing:-.02em}.lemma-row{display:flex;align-items:center;justify-content:space-between;gap:8px}.sense{font-size:22px;font-weight:600}.sense+.sense{font-size:18px;font-weight:500;color:var(--soft)}.forms{margin:4px 0 0;color:var(--soft)}.form-link{border:0;padding:0;background:none;color:inherit;font:inherit;text-decoration:underline;cursor:pointer}.sense-block{margin-top:18px}.sense-block .soft{margin:2px 0 0}.example{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px;align-items:start;padding-top:12px;border-top:1px solid var(--line)}.example .en{font-size:18px}.example strong{font-weight:700;color:var(--text)}.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;position:relative;border:0;border-radius:8px;background:transparent;color:var(--text)}.icon-btn.busy .icon{opacity:0}.icon-btn.busy:after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--line);border-top-color:currentColor;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.icon-btn:hover{background:var(--sunken)}.icon-btn:focus-visible,.back:focus-visible,.btn:focus-visible,.form-link:focus-visible,.opt:focus-visible,.choice:focus-within,.dict:focus-visible,.row:focus-visible,.tab:focus-visible,.chip:focus-visible{outline:2px solid var(--text);outline-offset:3px}.seg input:focus{outline:none}.seg:has(input:focus-visible){outline:2px solid var(--text);outline-offset:3px}.speed{display:flex;align-items:center;justify-content:flex-start;gap:12px;margin-top:4px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--faint)}.card-speed .speed{margin:0 0 14px;padding-top:0;border-top:0}.speed .seg{width:auto;flex:none;font-size:13px}.speed .seg label{min-height:32px;padding:0 10px}.seg{width:min(100%,280px);flex:1;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:8px;overflow:hidden}.seg label{position:relative;display:flex;align-items:center;justify-content:center;min-height:44px;padding:0 8px;cursor:pointer}.seg label+label{border-left:1px solid var(--line)}.seg input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.seg label:has(input:checked){background:var(--fill);color:var(--on-fill)}.btn{display:flex;align-items:center;justify-content:center;width:100%;min-height:48px;padding:12px 16px;border-radius:8px;border:1px solid transparent;background:transparent;color:var(--text);font-weight:600;text-align:center}.btn-primary{background:var(--fill);color:var(--on-fill)}.btn-primary:hover{background:var(--fill-hover)}.btn-secondary{border-color:var(--line);background:transparent}.btn-secondary:hover{background:var(--sunken)}.btn-danger{background:var(--accent);color:#fff}.btn-danger:hover{background:var(--accent-hover)}.btn:disabled{opacity:.45;cursor:default}.choice{position:relative;display:flex;flex-direction:column;gap:2px;padding:14px 16px;border:1px solid var(--line);border-radius:8px;cursor:pointer}.choice input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}.choice:hover{background:var(--sunken)}.choice:has(input:checked){border-color:var(--fill);background:var(--ok-wash)}.choice-title{font-weight:600}.choice-text{color:var(--soft)}.choice:has(input:checked) .choice-text{color:var(--text)}.choice:has(input:disabled){opacity:.55;cursor:default}.opts{display:flex;flex-direction:column;gap:8px;padding:0 16px 16px}.opt{display:flex;align-items:center;width:100%;min-height:52px;padding:12px 16px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--text);font-family:Literata,Georgia,Iowan Old Style,Palatino,serif;font-size:20px;font-weight:600;text-align:left}.opt:hover{background:var(--sunken)}.opt-bad{border-color:var(--accent);color:var(--accent-text)}.opt-ok{border-color:var(--fill);background:var(--ok-wash)}.opt:disabled{cursor:default}.when{font-weight:600}.cells-label{flex:none;padding:8px 16px 0;color:var(--soft);font-size:14px}.cells{flex:none;display:grid;grid-template-columns:repeat(20,1fr);gap:3px;padding:6px 16px 10px}.cells span{display:block;height:7px;border-radius:2px;background:var(--line)}.cells span.on{background:var(--fill)}.run{flex:none;display:grid;grid-template-columns:repeat(20,1fr);gap:3px;align-items:end;padding:4px 16px 10px}.run-10{grid-template-columns:repeat(10,1fr)}.run span{display:block;height:8px;border-radius:2px;background:var(--line)}.run span.on{background:var(--fill)}.run span.bad{background:var(--accent)}.run span.here{box-shadow:inset 0 0 0 1.5px var(--fill)}.tabs{order:1;flex:none;z-index:3;display:grid;grid-template-columns:1fr 1fr 1fr;min-height:var(--tabs-size);padding-bottom:env(safe-area-inset-bottom,0px);border-top:1px solid var(--line);background:var(--bg)}.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border:0;background:transparent;color:var(--faint);font-size:10px;font-weight:500;line-height:1.1}.tab .icon{width:24px;height:24px}.tab:hover{background:var(--sunken)}.tab.on{color:var(--text);font-weight:600;box-shadow:inset 0 2px 0 var(--fill)}.field-block{display:flex;flex-direction:column;gap:8px}.field-label{font-weight:600}.field{width:100%;min-height:52px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--text)}.field.wrong{color:var(--accent-text)}.field-en{font-family:Literata,Georgia,Iowan Old Style,Palatino,serif;font-size:22px;font-weight:600}.field:focus-visible{outline:2px solid var(--fill);outline-offset:1px;border-color:var(--fill)}.flash{position:absolute;left:16px;right:16px;bottom:calc(76px + env(safe-area-inset-bottom,0px));z-index:8;margin:0;padding:12px 14px;border-radius:8px;background:var(--fill);color:var(--on-fill);font-weight:600}.banner{padding:12px 14px;border-radius:8px;font-weight:600}.banner-ok{background:var(--ok-wash);color:var(--ok-text)}.banner-bad{background:var(--bad-wash);color:var(--accent-text)}.typed .en{font-size:18px;font-weight:600}.well{min-height:72px;padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);display:flex;flex-wrap:wrap;align-items:center;gap:8px}.chip{display:inline-flex;align-items:center;min-height:44px;padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:var(--sunken);font-family:Literata,Georgia,Iowan Old Style,Palatino,serif;font-size:18px;font-weight:600}.chip-on{background:var(--fill);border-color:var(--fill);color:var(--on-fill)}.chip-bad{background:var(--bad-wash);border-color:var(--accent);color:var(--accent-text)}.typed-diff{display:flex;flex-wrap:wrap;align-items:center;gap:0;cursor:default}.typed-diff .wrong{color:var(--accent-text)}.bank{display:flex;flex-wrap:wrap;gap:8px}.prose{padding:16px;display:flex;flex-direction:column;gap:12px}.prose h2{font-size:20px;margin-top:8px}.prose h2:first-of-type{margin-top:0}.pair{display:flex;flex-direction:column;gap:2px;padding-top:8px}.pair .en{font-size:18px}.app a{color:inherit;text-underline-offset:3px}.price-value{font-size:32px;font-weight:600;letter-spacing:-.03em;line-height:1.1}.price-value span{font-size:18px;font-weight:500}.includes{padding-left:1.2em;display:flex;flex-direction:column;gap:8px}.score-xl{font-size:40px;font-weight:600;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}.score-xl span{font-size:16px;font-weight:500;color:var(--soft)}.fix{display:flex;flex-direction:column;gap:4px;padding-top:16px;border-top:1px solid var(--line)}.fix .en{font-size:20px;font-weight:600}.danger-title{color:var(--accent-text)}.theme-row input{width:18px;height:18px;accent-color:var(--fill)}@media(min-width:700px){.shell{padding:24px 16px;align-items:stretch}.app{max-width:720px;min-height:min(900px,calc(100dvh - 48px));height:min(900px,calc(100dvh - 48px));border:1px solid #c5d0e6;border-radius:16px}.shell[data-theme=dark] .app{border-color:#1c356e}}@media(min-width:900px){.app{--tabs-size: 0px;flex-direction:row;max-width:min(1080px,calc(100vw - 32px));min-height:calc(100dvh - 48px);height:calc(100dvh - 48px)}.tabs{order:0;width:200px;height:auto;align-content:start;grid-template-columns:1fr;gap:4px;padding:16px 12px;border-top:0;border-right:1px solid var(--line)}.tab{flex-direction:row;justify-content:flex-start;gap:10px;min-height:44px;padding:0 12px;border-radius:8px;font-size:14px}.tab.on{box-shadow:none;background:var(--sunken);color:var(--text)}.app-bare{flex-direction:column}}@media(max-width:699px){body,.shell{background:var(--bg)}.app{max-width:none}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
