:root{--bg: #14110f;--bg2: #1d1916;--card: #241f1b;--line: #3a322b;--text: #f1e9df;--muted: #a99c8d;--accent: #e0582b;--accent2: #f2c14e;--good: #3fb37f;--bad: #e04b4b;--warn: #e6a23c;--hv: #f2c14e;--radius: 14px;--shadow: 0 6px 24px rgba(0, 0, 0, .35);color-scheme:dark}@media (prefers-color-scheme: light){:root{--bg: #faf6f0;--bg2: #f1e9de;--card: #ffffff;--line: #e3d7c8;--text: #2a211a;--muted: #7d6e60;--hv: #a2420f;--shadow: 0 4px 18px rgba(80, 50, 20, .12);color-scheme:light}}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--text)}body{font:16px/1.55 Inter,system-ui,-apple-system,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--accent2);text-decoration:none}@media (prefers-color-scheme: light){a{color:var(--accent)}}h1,h2,h3,.brand{font-family:Cinzel,Georgia,serif;letter-spacing:.02em}h1{font-size:1.9rem;margin:.4em 0 .3em}h2{font-size:1.35rem;margin:1.2em 0 .5em}h3{font-size:1.08rem;margin:.4em 0 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var(--line);border-radius:6px;padding:0 6px;color:var(--muted)}.badge{font-size:.85rem}.toggle{display:flex;gap:10px;align-items:center;margin:10px 0}.welcome{margin-bottom:14px}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:12px 0}@media (max-width: 760px){.stat-row{grid-template-columns:repeat(2,1fr)}}.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;display:flex;flex-direction:column}.stat b{font-size:1.45rem}.stat span{color:var(--muted);font-size:.82rem}.mini-bar{height:6px;background:var(--bg2);border-radius:99px;overflow:hidden;margin-top:6px}.mini-bar>div{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:99px}.howto li{margin:6px 0}.units{display:flex;flex-direction:column;gap:10px;margin:18px 0}.unit-card{display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:var(--radius);background:var(--card);border:1px solid 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li:before{content:"◇";position:absolute;left:4px;color:var(--accent2)}.lesson-list{display:flex;flex-direction:column;gap:8px;margin:16px 0}.lesson-item{display:flex;align-items:center;gap:14px;padding:13px 16px;border-radius:12px;background:var(--card);border:1px solid var(--line);color:var(--text)}.lesson-item:hover,.lesson-item.next{border-color:var(--accent)}.lesson-item.done .lesson-icon{background:var(--good);color:#fff}.lesson-icon{width:36px;height:36px;border-radius:10px;background:var(--bg2);display:grid;place-items:center;flex-shrink:0;font-weight:700}.lesson-text{display:flex;flex-direction:column;flex:1}.lesson{max-width:760px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.lesson-top{display:flex;align-items:center;gap:12px;padding:16px 18px}.bar{flex:1;height:14px;background:var(--bg2);border-radius:99px;overflow:hidden;border:1px solid var(--line)}.bar>div{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:99px;transition:width .35s}.lesson-body{flex:1;padding:6px 20px 140px}.ex-q{font-family:Inter,sans-serif;font-size:1.35rem;font-weight:700;letter-spacing:0;margin:10px 0 14px}.ex-hv{font-size:1.4rem;margin:8px 0 18px;line-height:1.5}.ex-hv.big,.big{font-size:1.7rem}.en{font-weight:600}.options{display:flex;flex-direction:column;gap:10px}.options.inline{flex-direction:row;flex-wrap:wrap}.option{-webkit-appearance:none;-moz-appearance:none;appearance:none;text-align:left;font:inherit;font-size:1.05rem;padding:13px 16px;border-radius:12px;cursor:pointer;background:var(--card);color:var(--text);border:2px solid var(--line);box-shadow:0 3px 0 var(--line);display:flex;gap:12px;align-items:center}.option:hover:not(:disabled){border-color:var(--accent2)}.option.sel{border-color:var(--accent2);background:color-mix(in srgb,var(--accent2) 14%,var(--card))}.option.right{border-color:var(--good);background:color-mix(in srgb,var(--good) 18%,var(--card))}.option.bad{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 16%,var(--card))}.option.matched{opacity:.35}.option:disabled{cursor:default}.key{width:26px;height:26px;border-radius:7px;border:1px solid var(--line);display:grid;place-items:center;font-size:.8rem;color:var(--muted);flex-shrink:0}.match{display:grid;grid-template-columns:1fr 1fr;gap:12px}.match .col{display:flex;flex-direction:column;gap:10px}.match .option{justify-content:center;text-align:center}.shake{animation:shake .4s}@keyframes shake{25%{transform:translate(-5px)}75%{transform:translate(5px)}}.answer-line{min-height:58px;border-bottom:2px solid var(--line);display:flex;flex-wrap:wrap;gap:8px;padding:8px 0;margin-bottom:18px}.bank{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.tile{font:inherit;font-size:1.02rem;padding:8px 14px;border-radius:10px;background:var(--card);color:var(--text);border:2px solid var(--line);box-shadow:0 3px 0 var(--line);cursor:pointer}.tile.hv{color:var(--hv)}.tile:disabled{opacity:.25;cursor:default}.tile.small{padding:3px 10px;font-size:1rem}.answer-input{width:100%;font:inherit;font-size:1.15rem;padding:12px 14px;border-radius:12px;background:var(--bg2);border:2px solid var(--line);color:var(--text);resize:vertical}.macron-bar{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:8px}.blank{display:inline-block;min-width:70px;border-bottom:3px solid var(--accent2);margin:0 6px;text-align:center;color:var(--hv)}.feedback{position:fixed;left:0;right:0;bottom:0;padding:16px 20px calc(18px + env(safe-area-inset-bottom));z-index:40;animation:up .18s}.feedback.correct{background:color-mix(in srgb,var(--good) 22%,var(--bg));border-top:2px solid var(--good)}.feedback.macrons{background:color-mix(in srgb,var(--warn) 22%,var(--bg));border-top:2px solid var(--warn)}.feedback.wrong{background:color-mix(in srgb,var(--bad) 20%,var(--bg));border-top:2px solid var(--bad)}.feedback-inner{max-width:760px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:16px}@keyframes up{0%{transform:translateY(100%)}}.lecture h2{font-size:1.3rem}.lecture table,.md table{border-collapse:collapse;margin:12px 0;width:100%;font-size:.95rem}.md th,.md td{border:1px solid var(--line);padding:6px 10px;text-align:left;vertical-align:top}.md th{background:var(--bg2)}.md code{background:var(--bg2);padding:1px 5px;border-radius:5px}.md blockquote{border-left:3px solid var(--accent);margin:10px 0;padding:4px 14px;color:var(--muted);background:var(--bg2);border-radius:0 8px 8px 0}.md em{color:var(--hv);font-style:italic}.md .table-scroll,.md table{display:block;overflow-x:auto}.tip{background:color-mix(in srgb,var(--accent2) 12%,var(--card));border:1px solid color-mix(in srgb,var(--accent2) 40%,var(--line));border-radius:var(--radius);padding:6px 18px}.tip:before{content:"💡 Tip";display:block;font-weight:700;margin-top:10px;color:var(--accent2)}.hv-word{cursor:pointer;border-bottom:1px dotted color-mix(in srgb,var(--hv) 55%,transparent)}.hv-word:hover{background:color-mix(in srgb,var(--hv) 15%,transparent);border-radius:3px}.teach-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;text-align:center;box-shadow:var(--shadow);margin:14px 0}.teach-word{font-size:2.2rem}.teach-en{font-size:1.3rem;font-weight:600;margin:6px 0}.note{color:var(--muted);font-style:italic}.example{background:var(--bg2);border-radius:10px;padding:10px 14px;margin:10px 0;text-align:left}.dialogue .line{display:flex;flex-direction:column;align-items:flex-start;margin:10px 0}.dialogue .line.right{align-items:flex-end}.dialogue .who{font-size:.78rem;color:var(--muted);margin:0 8px 2px}.dialogue .bubble{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:10px 15px;max-width:85%;font-size:1.12rem}.stress{font-family:ui-monospace,Menlo,monospace;font-size:1.15rem;letter-spacing:.04em;color:var(--accent2)}.lesson-done{text-align:center}.done-badge{font-size:4rem;margin-top:30px}.stats{display:flex;justify-content:center;gap:14px;margin:20px 0;flex-wrap:wrap}.stats div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 20px;display:flex;flex-direction:column;min-width:120px}.stats b{font-size:1.6rem}.stats span{font-size:.8rem;color:var(--muted)}.mistake{text-align:left;padding:8px 0;border-bottom:1px solid var(--line)}.dict-list{display:flex;flex-direction:column;margin:10px 0}.dict-row{display:grid;grid-template-columns:minmax(120px,.9fr) minmax(120px,.8fr) 2fr auto;gap:12px;align-items:baseline;padding:9px 6px;border-bottom:1px solid var(--line);color:var(--text)}a.dict-row:hover{background:var(--bg2)}@media (max-width: 760px){.dict-row{grid-template-columns:1fr auto}.dict-row .gloss{grid-column:1 / -1}.dict-row>.muted.small:nth-child(2){display:none}}.form-hits{padding:12px 16px}.entry h1{font-size:2.3rem;font-family:Inter,sans-serif}.senses li{margin:4px 0;font-size:1.08rem}.table-wrap{overflow-x:auto;margin:10px 0}table.infl{border-collapse:collapse;font-size:.9rem;min-width:100%}table.infl th,table.infl td{border:1px solid var(--line);padding:5px 9px;white-space:nowrap}table.infl th{background:var(--bg2);font-weight:600;color:var(--muted);text-align:left}table.infl th.title{background:var(--card);color:var(--text);text-align:left}.deck-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px;margin:12px 0}.deck{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:5px}.deck .row{margin:6px 0 0}.flashcard{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:36px 24px;text-align:center;box-shadow:var(--shadow);min-height:260px;display:flex;flex-direction:column;justify-content:center;gap:12px;margin-top:20px;cursor:pointer}.fc-front{font-size:1.7rem;font-weight:600}.fc-back{font-size:1.35rem;padding-top:12px;border-top:1px solid var(--line)}.fc-back.wrong{color:var(--bad)}.fc-back.correct .hv{color:var(--good)}.fc-extra{font-size:.95rem}.grades{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:18px}.grade{flex-direction:column;gap:0}.grade small{font-weight:400;color:var(--muted);font-size:.75rem}.g1{border-color:var(--bad)}.g2{border-color:var(--warn)}.g3{border-color:var(--good)}.g4{border-color:#3a7bd5}.popover-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50}.popover{position:fixed;z-index:51;width:320px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px;box-shadow:0 12px 40px #00000080;animation:pop .12s}@keyframes pop{0%{transform:scale(.96);opacity:0}}.popover-head{display:flex;justify-content:space-between;align-items:center;font-size:1.15rem}.popover-hit{padding:8px 0;border-top:1px solid var(--line)}.welcome-screen{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 50% 20%,color-mix(in srgb,var(--accent) 25%,var(--bg)),var(--bg) 60%)}.welcome-box{max-width:480px;text-align:center}.welcome-box form{display:flex;flex-direction:column;gap:12px;margin-top:20px}.logo-big{font-size:4.5rem}.reference .lecture{line-height:1.65}.option.hv,.option .hv{color:var(--hv)}.flashcard .pill{align-self:center}.pron{margin:10px 0 14px}.pron-main{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;font-size:1.1rem}.pron.compact{margin:6px 0}.pron.compact .pron-main{justify-content:center}.pron.compact .pron-src{text-align:center}.teach-card .pron-main,.teach-card .pron-src{justify-content:center;text-align:center}.syllables{font-family:ui-monospace,Menlo,monospace;letter-spacing:.03em}.syl-word+.syl-word{margin-left:.7em}.syl.stressed{color:var(--accent2);font-weight:700}.syl-dot{color:var(--muted);margin:0 1px}.pron-src{margin-top:2px}.pron-tips{margin:8px 0 0;padding-left:18px;font-size:.9rem;color:var(--muted)}.pron-tips li{margin:2px 0}.icon-btn.speak{font-size:1rem;padding:2px 6px}.icon-btn.speak.rec{color:var(--good)}.dict-row .icon-btn.speak{font-size:.85rem;padding:0 4px;vertical-align:middle}.popover-head .syllables{font-size:.85rem}.teach-card .pron-tips,.flashcard .pron-tips{list-style:none;padding:0;text-align:center}.guides{margin-top:8px;display:flex;flex-direction:column;gap:6px}.guide-text{font-family:ui-monospace,Menlo,monospace;font-size:1.05rem;letter-spacing:.02em;color:var(--text)}.guide-key{display:flex;flex-wrap:wrap;gap:2px 14px;margin:2px 0 0 1.6em}.guides.compact,.teach-card .guides{align-items:center}.teach-card .guide-key{justify-content:center;margin-left:0}.popover .guides{align-items:flex-start;margin:4px 0 6px}.voice-list{display:flex;flex-direction:column;gap:8px;margin:6px 0 14px}.voice-opt{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;cursor:pointer;background:var(--bg2)}.voice-opt.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,var(--bg2))}.voice-text{display:flex;flex-direction:column;flex:1}