:root{--bg: #ffffff;--surface: #f4f6fb;--ink: #1c2430;--muted: #6b7380;--line: #e3e7ee;--line-strong: #cfd5df;--primary: #1d6fd1;--primary-dark: #1557a6;--primary-soft: #e3effc;--green: #36b24a;--green-dark: #278a37;--green-soft: #e4f7e7;--red: #e5484d;--red-dark: #b6333a;--red-soft: #fdeaea;--yellow: #ffc800;--orange: #ff8a00;--radius: 16px;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #121820;--surface: #1a222d;--ink: #e8edf3;--muted: #93a0b1;--line: #2a3542;--line-strong: #3a4757;--primary: #3b8ef0;--primary-dark: #2466b6;--primary-soft: #1b2e47;--green: #45c45a;--green-dark: #2e8f3e;--green-soft: #18301d;--red: #f0595e;--red-dark: #b03a40;--red-soft: #3a1d20;color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Nunito,system-ui,-apple-system,Segoe UI,sans-serif;font-size:17px;-webkit-tap-highlight-color:transparent}body{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}input,textarea,select{-webkit-user-select:text;user-select:text;-webkit-touch-callout:default}button{touch-action:manipulation;font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:default}.muted{color:var(--muted)}.small{font-size:.85rem}.center{text-align:center}.row{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}.btn{border:none;border-radius:var(--radius);padding:14px 24px;font-weight:900;letter-spacing:.04em;text-transform:uppercase;font-size:.92rem;min-width:150px;transition:transform .06s,box-shadow .06s,filter .15s;--shadow: rgba(0, 0, 0, .2);box-shadow:0 4px 0 var(--shadow)}.btn:active:not(:disabled){transform:translateY(4px);box-shadow:0 0 0 var(--shadow)}.btn:hover:not(:disabled){filter:brightness(1.05)}.btn:disabled{background:var(--line)!important;color:var(--muted)!important;box-shadow:0 4px 0 var(--line-strong)}.btn-primary{background:var(--primary);color:#fff;--shadow: var(--primary-dark)}.btn-green{background:var(--green);color:#fff;--shadow: var(--green-dark)}.btn-red{background:var(--red);color:#fff;--shadow: var(--red-dark)}.btn-outline,.btn-red-outline{background:var(--bg);border:2px solid var(--line);--shadow: var(--line)}.btn-red-outline{color:var(--red)}.icon-btn{background:none;border:none;font-size:1.4rem;color:var(--muted);padding:6px 10px;border-radius:10px}.icon-btn:hover{background:var(--surface)}.link-btn{background:none;border:none;color:var(--primary);font-weight:800;padding:10px;font-size:.9rem}.app,.session,.done{overflow-x:clip}.app{min-height:100dvh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;padding-top:max(10px,env(safe-area-inset-top));background:var(--bg);border-bottom:2px solid var(--line)}.brand{font-weight:900;font-size:1.45rem;color:var(--primary);letter-spacing:-.02em}.brand span{color:var(--yellow);-webkit-text-stroke:.5px #d9a400}.top-stats{display:flex;align-items:center;gap:8px}.pill{font-weight:900;padding:4px 10px;border-radius:999px;background:var(--surface);font-size:.95rem}.pill.flame{color:var(--orange)}.pill.dim{filter:grayscale(1);opacity:.7}.pill.xp{color:#c99700}.goal{position:relative;display:grid;place-items:center}.goal svg{transform:rotate(-90deg)}.goal span{position:absolute;font-size:.8rem}.goal-bg{fill:none;stroke:var(--line);stroke-width:4}.goal-fg{fill:none;stroke:var(--yellow);stroke-width:4;stroke-linecap:round;transition:stroke-dasharray .6s}.content{flex:1;width:100%;max-width:640px;margin:0 auto;padding:16px 16px 110px}.tabbar{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:center;gap:4px;background:var(--bg);border-top:2px solid var(--line);padding:6px 8px;padding-bottom:max(6px,env(safe-area-inset-bottom));z-index:5}.tabbar button{flex:1;max-width:140px;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:2px solid transparent;border-radius:14px;padding:6px 4px;font-weight:800;font-size:.78rem;color:var(--muted)}.tabbar button.on{color:var(--primary);border-color:var(--primary);background:var(--primary-soft)}.tab-icon{font-size:1.35rem}.unit{margin-bottom:28px}.unit-banner{position:relative;display:flex;justify-content:space-between;align-items:center;background:var(--unit);color:#fff;border-radius:18px;padding:16px 18px;box-shadow:0 4px color-mix(in srgb,var(--unit) 70%,#000);overflow:hidden}.unit-banner h2{margin:2px 0;font-size:1.35rem;font-weight:900}.unit-kicker{font-weight:800;text-transform:uppercase;font-size:.75rem;opacity:.85;letter-spacing:.08em}.unit-sub{opacity:.92;font-size:.92rem}.unit-emoji{font-size:2.6rem}.unit-meter{position:absolute;top:10px;right:14px;font-size:.72rem;font-weight:900;background:#0000002e;padding:2px 8px;border-radius:99px}.path{display:flex;flex-direction:column;align-items:center;gap:34px;padding:26px 0 8px}.node-wrap{position:relative;display:flex;flex-direction:column;align-items:center;width:140px}.node{display:grid;place-items:center;padding:0;line-height:1;overflow:hidden;width:72px;height:66px;border-radius:50%;border:none;font-size:1.7rem;background:var(--line);color:var(--muted);box-shadow:0 6px 0 var(--line-strong);transition:transform .06s,box-shadow .06s}.node:active{transform:translateY(6px);box-shadow:0 0 0 var(--line-strong)}.node.node-done{background:var(--yellow);color:#fff;box-shadow:0 6px #d9a400}.node.node-done svg{filter:drop-shadow(0 1px 0 rgba(0,0,0,.2))}.node.next{background:var(--unit);color:#fff;box-shadow:0 6px color-mix(in srgb,var(--unit) 65%,#000);outline:6px solid color-mix(in srgb,var(--unit) 22%,transparent);animation:bob 1.8s ease-in-out infinite}.node-dialog.node-done{background:var(--green);box-shadow:0 6px 0 var(--green-dark)}@keyframes bob{50%{transform:translateY(-4px)}}.node-label{margin-top:10px;font-weight:800;font-size:.85rem;text-align:center;color:var(--muted)}.node-count{color:#c99700}.node-tip{position:absolute;top:-38px;background:var(--bg);border:2px solid var(--line);color:var(--unit);font-weight:900;text-transform:uppercase;font-size:.75rem;padding:5px 10px;border-radius:10px;white-space:nowrap;animation:bob 1.8s ease-in-out infinite}.home-end{text-align:center;color:var(--muted);font-weight:800;padding:20px 0}.page-title{font-weight:900;font-size:1.7rem;margin:4px 0 12px}.section-title{margin:24px 0 8px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}.stat{border:2px solid var(--line);border-radius:var(--radius);padding:12px;text-align:center}.stat-num{font-size:1.6rem;font-weight:900;color:var(--primary)}.stat-label{font-size:.78rem;color:var(--muted);font-weight:700}.mode-card{display:flex;gap:14px;align-items:center;width:100%;text-align:left;background:var(--bg);border:2px solid var(--line);border-radius:18px;padding:16px;margin-bottom:12px;box-shadow:0 4px 0 var(--line);transition:transform .06s,box-shadow .06s}.mode-card:hover:not(:disabled){border-color:var(--c)}.mode-card:active:not(:disabled){transform:translateY(4px);box-shadow:none}.mode-card:disabled{opacity:.55}.mode-emoji{font-size:2rem;width:56px;height:56px;display:grid;place-items:center;border-radius:14px;background:color-mix(in srgb,var(--c) 15%,transparent);flex-shrink:0}.mode-body{display:flex;flex-direction:column;gap:2px}.mode-body strong{font-size:1.08rem;color:var(--c)}.mode-body span{color:var(--muted);font-size:.9rem}.phrase-list{list-style:none;padding:0;margin:0}.phrase-list li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}.pl-ca{font-weight:800}.pl-tr{font-size:.85rem;color:var(--muted)}.pl-count{margin-left:auto;color:var(--red);font-weight:900}.tip{border:2px solid var(--line);border-radius:var(--radius);margin-bottom:10px;padding:0 16px}.tip[open]{padding-bottom:12px}.tip summary{display:flex;gap:10px;align-items:center;padding:14px 0;font-weight:900;cursor:pointer;list-style:none}.tip summary::-webkit-details-marker{display:none}.tip summary:after{content:"▾";margin-left:auto;color:var(--muted);transition:transform .2s}.tip[open] summary:after{transform:rotate(180deg)}.tip-emoji{font-size:1.3rem}.tip p{margin:0 0 10px;line-height:1.5}.tip ul{list-style:none;padding:0;margin:0}.tip li{display:grid;grid-template-columns:auto 1fr;column-gap:10px;align-items:center;padding:8px 0;border-top:1px dashed var(--line)}.tip-ca{font-weight:800}.tip-tr{grid-column:2;color:var(--muted);font-size:.9rem}.setting{margin-bottom:26px}.setting h3{margin:0 0 10px}.segmented{display:flex;gap:8px;flex-wrap:wrap}.segmented button{flex:1;min-width:90px;background:var(--bg);border:2px solid var(--line);border-radius:14px;padding:10px 8px;font-weight:800;display:flex;flex-direction:column;align-items:center}.segmented button small{color:var(--muted);font-weight:700}.segmented button.on{border-color:var(--primary);background:var(--primary-soft);color:var(--primary)}select{width:100%;font:inherit;padding:12px;border-radius:12px;border:2px solid var(--line);background:var(--bg);color:var(--ink);margin-bottom:10px}.check{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:8px 0;font-weight:700}.check input{width:20px;height:20px;accent-color:var(--primary)}.range{display:flex;flex-direction:column;gap:6px;font-weight:700;margin:8px 0 14px}.range input{accent-color:var(--primary)}.warn{background:#fff6d6;color:#6b5200;border-radius:12px;padding:10px 14px;font-size:.9rem;line-height:1.45}@media(prefers-color-scheme:dark){.warn{background:#3a3010;color:#f3dc8a}}.session{min-height:100dvh;display:flex;flex-direction:column}.session-head{display:flex;align-items:center;gap:12px;width:100%;max-width:720px;margin:0 auto;padding:14px 16px;padding-top:max(14px,env(safe-area-inset-top))}.progress{flex:1;height:16px;border-radius:99px;background:var(--line);overflow:hidden}.progress-fill{height:100%;background:var(--green);border-radius:99px;transition:width .4s ease;box-shadow:inset 0 -4px #00000014,inset 0 4px #ffffff40}.session-main{flex:1;width:100%;max-width:640px;margin:0 auto;padding:8px 16px 24px;animation:slideIn .25s ease}@keyframes slideIn{0%{opacity:0;transform:translate(16px)}}.ex{display:flex;flex-direction:column;gap:18px}.ex-label{font-size:1.4rem;font-weight:900}.new-badge{color:#8a4fd6;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em}.prompt-text{display:flex;align-items:center;gap:12px;font-size:1.25rem;font-weight:700;line-height:1.35}.flag{font-size:1.1em}.intro-card{border:2px solid var(--line);border-radius:20px;padding:22px;display:flex;flex-direction:column;gap:16px}.intro-ca{display:flex;align-items:center;gap:14px;font-size:1.6rem;font-weight:900;color:var(--primary);line-height:1.25}.intro-tr{display:flex;flex-direction:column;gap:6px;font-size:1.05rem;color:var(--muted);font-weight:700}.note{background:var(--primary-soft);border-radius:12px;padding:12px 14px;line-height:1.45;font-size:.95rem}.audio-group{display:inline-flex;gap:6px;flex-shrink:0}.audio-btn{border:none;background:var(--primary);color:#fff;border-radius:12px;width:42px;height:42px;display:grid;place-items:center;font-size:1.3rem;box-shadow:0 3px 0 var(--primary-dark)}.audio-btn.slow{background:var(--primary-soft);box-shadow:0 3px 0 var(--line-strong);font-size:1.1rem}.audio-btn:active{transform:translateY(3px);box-shadow:none}.audio-sm .audio-btn{width:32px;height:32px;font-size:1rem;border-radius:9px}.audio-lg .audio-btn{width:52px;height:52px;font-size:1.6rem}.listen-buttons{display:flex;justify-content:center;gap:16px;padding:8px 0}.big-audio{border:none;width:96px;height:96px;border-radius:24px;background:var(--primary);color:#fff;font-size:2.8rem;display:grid;place-items:center;box-shadow:0 6px 0 var(--primary-dark)}.big-audio.slow{width:68px;height:68px;font-size:1.8rem;align-self:flex-end;background:var(--primary-soft);box-shadow:0 5px 0 var(--line-strong)}.big-audio:active{transform:translateY(5px);box-shadow:none}.choices{display:flex;flex-direction:column;gap:10px}.choice{display:flex;align-items:center;gap:12px;text-align:left;border:2px solid var(--line);background:var(--bg);border-radius:14px;padding:14px 16px;font-weight:700;font-size:1.05rem;box-shadow:0 3px 0 var(--line);transition:transform .05s}.choice:active:not(:disabled){transform:translateY(3px);box-shadow:none}.choice.selected{border-color:var(--primary);background:var(--primary-soft);color:var(--primary);box-shadow:0 3px 0 var(--primary)}.choice.wrong{border-color:var(--red);background:var(--red-soft);color:var(--red);text-decoration:line-through;box-shadow:none}.choice-key{flex-shrink:0;width:26px;height:26px;border:2px solid var(--line);border-radius:8px;display:grid;place-items:center;font-size:.8rem;color:var(--muted)}.choice.selected .choice-key{border-color:var(--primary);color:var(--primary)}.choices.compact .choice{padding:11px 14px;font-size:1rem}.answer-line{min-height:112px;display:flex;flex-wrap:wrap;align-content:flex-start;gap:8px;padding:10px 0;background-image:linear-gradient(var(--line) 2px,transparent 2px);background-size:100% 54px;background-position:0 50px}.tile-bank{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.tile{border:2px solid var(--line);background:var(--bg);border-radius:12px;padding:8px 14px;font-weight:700;font-size:1.05rem;box-shadow:0 3px 0 var(--line)}.tile:active:not(:disabled){transform:translateY(3px);box-shadow:none}.tile.used{background:var(--line);color:transparent;box-shadow:none}.type-input{width:100%;min-height:120px;resize:none;font:inherit;font-size:1.15rem;padding:14px;border-radius:16px;border:2px solid var(--line);background:var(--surface);color:var(--ink);outline:none}.type-input:focus{border-color:var(--primary)}.special-keys{display:flex;flex-wrap:wrap;gap:6px}.key{min-width:40px;padding:8px 10px;border-radius:10px;border:2px solid var(--line);background:var(--bg);font-weight:800;box-shadow:0 2px 0 var(--line)}.speak-prompt{display:flex;align-items:center;gap:12px}.bubble{position:relative;border:2px solid var(--line);border-radius:16px;padding:14px 16px;font-size:1.2rem;font-weight:700}.bubble:before{content:"";position:absolute;left:-9px;top:50%;width:14px;height:14px;background:var(--bg);border-left:2px solid var(--line);border-bottom:2px solid var(--line);transform:translateY(-50%) rotate(45deg)}.mic-area{display:flex;flex-direction:column;align-items:center;gap:12px;padding:18px 0 6px}.mic-btn{width:110px;height:110px;border-radius:50%;border:none;background:var(--primary);color:#fff;font-size:3rem;display:grid;place-items:center;box-shadow:0 7px 0 var(--primary-dark)}.mic-btn.on{background:var(--red);box-shadow:0 7px 0 var(--red-dark);animation:pulse 1.1s ease-out infinite}@keyframes pulse{0%{outline:0 solid color-mix(in srgb,var(--red) 45%,transparent)}to{outline:22px solid transparent}}.mic-hint{font-weight:800;color:var(--muted)}.heard{text-align:center;background:var(--surface);border-radius:12px;padding:12px 16px}.self-check{display:flex;flex-direction:column;align-items:center;gap:14px;padding:10px 0}.reveal{display:flex;align-items:center;gap:12px;font-size:1.35rem;color:var(--primary)}.mascot{line-height:1;display:inline-block}.mascot-party{animation:bob 1.4s ease-in-out infinite}.session-foot{position:sticky;bottom:0;border-top:2px solid var(--line);background:var(--bg);padding:16px;padding-bottom:max(16px,env(safe-area-inset-bottom));transition:background .2s}.session-foot.is-ok{background:var(--green-soft);border-color:transparent}.session-foot.is-bad{background:var(--red-soft);border-color:transparent}.foot-inner{max-width:640px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.foot-inner.column{flex-direction:column;align-items:stretch}.feedback{display:flex;gap:12px;align-items:flex-start;flex:1;min-width:220px}.feedback-icon{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#fff;background:var(--green);flex-shrink:0}.is-bad .feedback-icon{background:var(--red)}.feedback-text strong{font-size:1.2rem;color:var(--green-dark)}.is-bad .feedback-text strong{color:var(--red-dark)}.feedback-solution{font-weight:800;margin-top:2px}.feedback-detail{margin-top:4px;font-size:.9rem;color:var(--muted)}.feedback-spacer{flex:1}@media(prefers-color-scheme:dark){.feedback-text strong{color:var(--green)}.is-bad .feedback-text strong{color:var(--red)}}@media(max-width:520px){.foot-inner .btn{width:100%}}.dialog-intro{text-align:center;margin-bottom:18px}.dialog-title{font-weight:900;font-size:1.3rem}.chat{display:flex;flex-direction:column;gap:10px}.msg{display:flex;gap:8px;align-items:flex-end;animation:pop .25s ease}@keyframes pop{0%{opacity:0;transform:translateY(8px) scale(.97)}}.msg.you{justify-content:flex-end}.avatar{font-size:1.6rem}.msg-bubble{max-width:80%;text-align:left;border:2px solid var(--line);background:var(--bg);border-radius:18px 18px 18px 4px;padding:10px 14px;font-size:1.02rem;display:flex;flex-direction:column;gap:4px}.msg.you .msg-bubble{background:var(--primary);color:#fff;border-color:var(--primary);border-radius:18px 18px 4px}.msg-ca{font-weight:700}.msg-audio{margin-left:8px;font-size:.85rem;opacity:.7}.msg-tr{font-size:.88rem;opacity:.8}.typing{flex-direction:row;gap:4px;padding:14px 16px}.typing span{width:8px;height:8px;border-radius:50%;background:var(--muted);animation:blink 1s infinite}.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}@keyframes blink{50%{opacity:.25}}.dialog-main{padding-bottom:12px}.you-prompt{font-size:.95rem;color:var(--muted)}.you-prompt strong{color:var(--ink)}.why{background:var(--primary-soft);border-radius:12px;padding:10px 12px;font-size:.92rem;line-height:1.4}.done{min-height:100dvh;display:flex;flex-direction:column}.done-body{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px 16px;gap:6px}.done-body h1{font-weight:900;color:var(--primary);margin:12px 0 0;font-size:1.9rem}.done-stats{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;justify-content:center}.done-stat{width:82px;border-radius:16px;border:2px solid var(--c);overflow:hidden;display:flex;flex-direction:column}.done-stat span{background:var(--c);color:#fff;font-weight:900;font-size:.75rem;text-transform:uppercase;padding:4px;letter-spacing:.06em}.done-stat strong{font-size:1.4rem;padding:10px 4px;color:var(--c)}.done-stat.yellow{--c: #e6b400}.done-stat.green{--c: var(--green)}.done-stat.blue{--c: var(--primary)}.done-stat.orange{--c: var(--orange)}.done-foot{border-top:2px solid var(--line);padding:16px;padding-bottom:max(16px,env(safe-area-inset-bottom));display:flex;justify-content:center}.done-foot .btn{width:100%;max-width:400px}code{background:var(--surface);padding:1px 6px;border-radius:6px}:root{--seq-1: #cfe2fa;--seq-2: #94bff2;--seq-3: #4f97ea;--seq-4: #1d6fd1;--seq-5: #12498c;--heat-0: #eceff4}@media(prefers-color-scheme:dark){:root{--seq-1: #1c3657;--seq-2: #22508a;--seq-3: #2f6fc0;--seq-4: #4d95ec;--seq-5: #9cc8ff;--heat-0: #222c38}}.level-card{display:flex;gap:16px;align-items:center;border:2px solid var(--line);border-radius:18px;padding:16px;margin-bottom:14px}.level-badge{flex-shrink:0;width:76px;height:76px;border-radius:22px;background:var(--yellow);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 5px #d9a400;text-shadow:0 1px 0 rgba(0,0,0,.15)}.level-badge span{font-size:.7rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.level-badge strong{font-size:2rem;line-height:1;font-weight:900}.level-body{flex:1;display:flex;flex-direction:column;gap:6px}.hero-figure{font-size:2.6rem;font-weight:800;line-height:1}.hero-figure span{font-size:1rem;color:var(--muted)}.meter{height:12px;border-radius:99px;background:var(--seq-1);overflow:hidden}.meter-fill{height:100%;background:var(--seq-4);border-radius:99px;transition:width .6s}.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px}@media(min-width:560px){.tiles{grid-template-columns:repeat(3,1fr)}}.tile-stat{border:2px solid var(--line);border-radius:16px;padding:12px 14px}.tile-label{font-size:.8rem;font-weight:800;color:var(--muted)}.tile-value{font-size:1.55rem;font-weight:800;margin:2px 0}.tile-sub{font-size:.78rem;color:var(--muted)}.chart-card{border:2px solid var(--line);border-radius:18px;padding:14px 16px;margin-bottom:14px}.chart-card h3{margin:0 0 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- 8px));background:var(--ink);color:var(--bg);font-size:.78rem;font-weight:800;padding:5px 9px;border-radius:8px;white-space:nowrap;pointer-events:none;z-index:2}.skill-rows{display:flex;flex-direction:column;gap:10px}.skill-row{display:grid;grid-template-columns:9.5em 1fr 3em;align-items:center;gap:10px;font-size:.9rem}.skill-name{font-weight:700;display:flex;flex-direction:column}.weak-tag{font-size:.7rem;color:var(--orange);font-weight:800}.skill-track{height:12px;background:var(--seq-1);border-radius:99px;overflow:hidden}.skill-fill{display:block;height:100%;background:var(--seq-4);border-radius:99px}.skill-val{text-align:right;font-weight:800;font-variant-numeric:tabular-nums}.unit-stat{border:2px solid var(--line);border-radius:16px;margin-bottom:10px;overflow:hidden}.unit-stat-head{width:100%;display:flex;align-items:center;gap:12px;background:none;border:none;padding:12px 14px;text-align:left}.unit-stat-emoji{font-size:1.6rem}.unit-stat-title{flex:1;display:flex;flex-direction:column;gap:3px}.unit-meter{height:8px;border-radius:99px;background:color-mix(in srgb,var(--unit) 18%,transparent);overflow:hidden}.unit-meter span{display:block;height:100%;background:var(--unit);border-radius:99px}.chev{color:var(--muted)}.lesson-table{width:100%;border-collapse:collapse;font-size:.85rem}.lesson-table th{text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:6px 8px;border-top:1px solid var(--line)}.lesson-table td{padding:8px;border-top:1px solid var(--line);font-weight:700;vertical-align:top}.lesson-table td:first-child,.lesson-table th:first-child{padding-left:14px}.lesson-table .num,.lesson-table th:not(:first-child){text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.lesson-table tr.dim td{color:var(--muted)}.tiny{font-size:.72rem;font-weight:600}.records{display:flex;flex-direction:column;border:2px solid var(--line);border-radius:16px;overflow:hidden}.record{display:flex;align-items:center;gap:12px;padding:11px 14px;border-top:1px solid var(--line)}.record:first-child{border-top:none}.record-icon{font-size:1.3rem}.record-label{flex:1;font-weight:700}.record-value{font-weight:800;text-align:right;display:flex;flex-direction:column}.record-value small{font-size:.72rem;color:var(--muted);font-weight:600}.recent{list-style:none;padding:0;margin:0}.recent li{display:grid;grid-template-columns:auto 1fr auto;grid-template-areas:"kind name xp" "kind meta xp";column-gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}.recent-kind{grid-area:kind;font-size:.7rem;font-weight:900;text-transform:uppercase;background:var(--primary-soft);color:var(--primary);padding:3px 8px;border-radius:8px}.recent-name{grid-area:name;font-weight:800}.recent-meta{grid-area:meta;font-size:.8rem;color:var(--muted)}.recent-xp{grid-area:xp;font-weight:900;color:#c99700}.badge{--ring: #c7ccd4;--face: var(--surface);position:relative;display:inline-grid;place-items:center;border-radius:50%;background:var(--ring);box-shadow:0 4px color-mix(in srgb,var(--ring) 65%,#000);flex-shrink:0}.badge-inner{width:78%;height:78%;border-radius:50%;background:var(--face);display:grid;place-items:center;line-height:1}.badge-bronze{--ring: #cd7f32;--face: #fbeee0}.badge-silver{--ring: #a9b4c2;--face: #f1f4f8}.badge-gold{--ring: #f5b301;--face: #fff6d6}.badge-special{--ring: #8a4fd6;--face: #f1e8fc}.badge-locked{--ring: var(--line-strong);--face: var(--surface);box-shadow:0 4px 0 var(--line)}@media(prefers-color-scheme:dark){.badge-bronze{--face: #3a2a1a}.badge-silver{--face: #2a3038}.badge-gold{--face: #3a3110}.badge-special{--face: #2c2040}}.badge-emoji{filter:grayscale(1);opacity:.35}.badge-lock{position:absolute;right:-2px;bottom:-2px;font-size:.32em;background:var(--bg);border-radius:50%;padding:2px}.ach-head{display:flex;justify-content:space-between;align-items:baseline}.ach-count{font-weight:900;color:#c99700}.ach-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}@media(min-width:560px){.ach-grid{grid-template-columns:repeat(4,1fr)}}.ach{display:flex;flex-direction:column;align-items:center;gap:6px;background:none;border:2px solid transparent;border-radius:14px;padding:10px 4px 8px}.ach.on{border-color:var(--primary);background:var(--primary-soft)}.ach-title{font-size:.78rem;font-weight:800;text-align:center;line-height:1.2}.ach-pips{display:flex;gap:3px}.pip{width:8px;height:8px;border-radius:50%;background:var(--line)}.pip-1{background:#cd7f32}.pip-2{background:#a9b4c2}.pip-3{background:#f5b301}.ach-progress{width:100%;display:flex;flex-direction:column;align-items:center;gap:2px}.ach-bar{width:80%;height:6px;border-radius:99px;background:var(--seq-1);overflow:hidden}.ach-bar span{display:block;height:100%;background:var(--seq-4);border-radius:99px}.ach-num{font-size:.68rem;color:var(--muted);font-weight:700;font-variant-numeric:tabular-nums}.ach-detail{display:flex;gap:14px;align-items:flex-start;margin-top:12px;padding:14px;border-radius:14px;background:var(--surface);animation:pop .2s ease}.ach-detail-body ul{list-style:none;padding:0;margin:6px 0;display:flex;flex-direction:column;gap:4px;font-size:.88rem}.ach-detail-body li{display:flex;gap:6px;color:var(--muted)}.ach-detail-body li.got{color:var(--ink);font-weight:700}.ach-detail-body em{font-style:normal;font-weight:800;min-width:3.4em}.new-badges{margin-top:22px;display:flex;flex-direction:column;gap:10px;width:100%;max-width:360px}.new-badges-title{font-weight:900;color:#8a4fd6;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem}.unlock-row{display:flex;align-items:center;gap:12px;text-align:left;border:2px solid var(--line);border-radius:16px;padding:10px 12px;animation:badgeIn .5s cubic-bezier(.3,1.6,.5,1) both}@keyframes badgeIn{0%{opacity:0;transform:scale(.6)}}.done-body{overflow-y:auto}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0a0f168c;display:flex;align-items:flex-end;justify-content:center;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}}.modal{width:100%;max-width:480px;background:var(--bg);border-radius:24px 24px 0 0;padding:24px 20px;padding-bottom:max(24px,env(safe-area-inset-bottom));display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;animation:sheetUp .22s ease}.modal h2{margin:4px 0 0;font-weight:900}.modal p{margin:0 0 8px}.modal .btn{width:100%}@keyframes sheetUp{0%{transform:translateY(40px);opacity:0}}@media(min-width:560px){.modal-backdrop{align-items:center}.modal{border-radius:24px}}.sheet{max-height:88dvh;align-items:stretch;text-align:left;padding-top:10px;overflow:hidden}.sheet-grip{width:44px;height:5px;border-radius:99px;background:var(--line-strong);align-self:center;margin-bottom:6px}.sheet-head{display:flex;align-items:center;gap:14px}.sheet-emoji{font-size:2.2rem;width:58px;height:58px;border-radius:16px;display:grid;place-items:center;background:color-mix(in srgb,var(--unit) 16%,transparent);flex-shrink:0}.sheet-kicker{color:var(--unit);opacity:1}.sheet-head h2{margin:0}.sheet-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:6px 0 4px}.sheet-stats span{display:flex;flex-direction:column;align-items:center;font-size:.72rem;color:var(--muted);font-weight:700;background:var(--surface);border-radius:12px;padding:8px 4px;text-align:center}.sheet-stats strong{font-size:1.05rem;color:var(--ink)}.sheet-start{background:var(--unit)!important;--shadow: color-mix(in srgb, var(--unit) 65%, #000) !important}.sheet .link-btn{align-self:center}.sheet-list{overflow-y:auto;margin:0 -20px;padding:0 20px 8px;border-top:1px solid var(--line)}.sheet-phrase,.sheet-line{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}.sheet-line.you .sp-ca{color:var(--primary)}.sheet-phrase-body{flex:1;min-width:0}.sp-ca{font-weight:800;font-size:1.02rem}.sp-tr{font-size:.85rem;color:var(--muted)}.sp-note{font-size:.82rem;margin-top:4px;background:var(--primary-soft);border-radius:8px;padding:6px 8px}.sp-meter{flex-shrink:0;display:flex;align-items:flex-end;gap:2px;height:20px;padding-top:4px}.sp-meter span{width:4px;border-radius:2px;background:var(--line)}.sp-meter span.on{background:var(--seq-4)}.sp-meter span.redo:first-child{background:var(--red)}.conj-card{border:2px solid var(--line);border-radius:var(--radius);padding:18px 16px;text-align:center;display:grid;gap:6px}.conj-verb{font-size:2rem;font-weight:900;color:var(--primary)}.conj-mean{color:var(--muted);font-weight:600}.conj-tense{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-top:4px}.conj-chip{background:var(--primary-soft);color:var(--primary);font-weight:800;border-radius:999px;padding:4px 12px}.conj-row{display:flex;align-items:center;gap:10px}.conj-person{font-weight:800;font-size:1.1rem;white-space:nowrap;max-width:45%}.conj-input{min-height:0;flex:1;min-width:0}.conj-mode{display:grid;gap:10px;cursor:default}.conj-mode-main{display:flex;gap:14px;align-items:center;text-align:left;background:none;border:0;padding:0;color:inherit;font:inherit;cursor:pointer}.conj-mode-main:disabled{opacity:.5}.tense-chips,.verb-picker{display:flex;flex-wrap:wrap;gap:6px}.tense-chip{border:2px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:5px 12px;font:inherit;font-weight:700;font-size:.9rem}.tense-chip.on{border-color:var(--primary);background:var(--primary-soft);color:var(--primary)}.verbs{display:grid;gap:12px}.verb-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.verb-head strong{font-size:1.6rem;font-weight:900}.verb-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.verb-tense{border:2px solid var(--line);border-radius:var(--radius);padding:10px 12px}.verb-tense-name{font-weight:800;display:grid;margin-bottom:4px}.verb-row{display:grid;grid-template-columns:6.5em 1fr auto;align-items:center;width:100%;background:none;border:0;border-top:1px solid var(--line);padding:6px 0;font:inherit;color:inherit;text-align:left;cursor:pointer}.verb-row svg{color:var(--muted)}.verb-pron{color:var(--muted)}.verb-form{font-weight:700}.conj-mode:active:not(:disabled){transform:none;box-shadow:0 4px 0 var(--line)}.page>.segmented{margin-bottom:14px}