@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;700&display=swap');
:root{--paper:#f7f6f2;--white:#fffefa;--ink:#283a32;--muted:#858a80;--line:#e6e8df;--orange:#d9583b;--green:#537862}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:14px Manrope,Segoe UI,sans-serif}button,input,select{font:inherit}button,a,label.import{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #e4a16d;outline-offset:4px}aside{position:fixed;inset:0 auto 0 0;width:240px;background:#eff0e8;border-right:1px solid var(--line);padding:34px 25px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-size:32px;font-weight:800;letter-spacing:-1.8px}.brand b{display:grid;place-items:center;background:var(--orange);color:white;border-radius:13px;width:48px;height:48px;font-family:'Noto Sans JP',sans-serif;font-size:30px;font-weight:400}.brand-sub{display:block;font-size:8px;letter-spacing:1px;margin-top:1px}.nav-label{font-size:10px;letter-spacing:1.8px;color:var(--muted);margin:58px 12px 17px}nav{display:grid;gap:9px}nav button{background:none;border:0;text-align:left;padding:14px;border-radius:9px;color:#6f786c;font-size:20px;display:flex;gap:17px;align-items:center}nav button span{font-size:14px;font-weight:700}nav button.active{background:#dde5d8;color:#365a42}nav button:hover{background:#e5e9de}.sidebar-note{margin-top:auto;padding:32px 10px 26px}.sun{color:#cf7547;font-size:34px}.sidebar-note h3{font-size:13px}.sidebar-note p,footer{font-size:11px;line-height:1.9;color:#7c8475}footer{border-top:1px solid #dce0d5;padding:20px 10px 0}footer button{display:block;border:0;background:none;padding:6px 0;color:var(--green);font-size:11px}.import{cursor:pointer}main{margin-left:240px;padding:0 48px 44px;max-width:1550px}header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:9px;letter-spacing:1.4px;color:#868d80}.save-indicator{letter-spacing:0;color:#7e8879}.page-heading{display:flex;justify-content:space-between;align-items:center;padding:32px 0 27px}.eyebrow{font-family:'Noto Sans JP',sans-serif;color:var(--orange);font-size:12px;letter-spacing:3px}h1{font-size:32px;letter-spacing:-1.5px;font-weight:800;margin:8px 0}p{line-height:1.7}.page-heading p{color:var(--muted);margin:8px 0 0}.count{display:grid;gap:4px;text-align:right}.count strong{font-size:27px}.count small{font-size:15px;font-weight:500;color:#a0a799}.count span{font-size:10px;color:var(--muted)}.workspace{display:grid;grid-template-columns:1fr 1fr;gap:22px}.panel{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:24px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.panel-heading h2{font-size:15px;margin:0}.panel-heading>span{font-size:10px;color:var(--muted)}.kana-row{display:flex;gap:10px;margin-top:23px}.kana-tile{flex:1;background:transparent;border:1px solid var(--line);border-radius:9px;padding:10px 2px 7px;color:#515e50;font-family:'Noto Sans JP',sans-serif;font-size:27px}.kana-tile small{display:block;font-family:Manrope,sans-serif;font-size:11px;color:#909589;margin-top:3px}.kana-tile.selected{background:#f8e9df;border-color:#eac2ad;color:var(--orange)}.kana-tile.done{box-shadow:inset 0 -3px #89a487}.sample{height:227px;display:grid;place-items:center;font-family:'Noto Sans JP',sans-serif;font-size:153px}.sample svg{width:210px;height:210px;overflow:visible}.center{text-align:center}.muted{color:var(--muted);font-weight:400}.lesson h2.center{margin:0;font-size:22px}.lesson p.center{font-size:12px;margin:12px 0 22px}.button-row{display:flex;gap:9px;justify-content:center;flex-wrap:wrap}.btn{border:1px solid var(--line);border-radius:8px;padding:11px 15px;background:var(--white);color:var(--ink);font-size:12px;font-weight:700}.btn:hover{background:#f1f2eb}.btn.primary{background:var(--green);border-color:var(--green);color:white}.btn.primary:hover{background:#41664f}.btn.warm{background:var(--orange);color:white;border-color:var(--orange)}.badge{background:#eef1e8;border-radius:4px;padding:5px 7px;font-size:9px!important;letter-spacing:1px}.modes{display:flex;background:#f2f2ec;border-radius:7px;padding:3px;margin:20px 0 16px}.modes button{flex:1;padding:9px 2px;border:0;border-radius:5px;background:none;color:#838979;font-size:11px}.modes button.active{background:white;box-shadow:0 1px 3px #0001;color:var(--ink);font-weight:700}.drawing{position:relative;aspect-ratio:1;max-width:330px;margin:0 auto;border:1px solid #e0e4d8;border-radius:10px;overflow:hidden;background:linear-gradient(45deg,transparent 49.8%,#e8e9df 50%,transparent 50.3%),linear-gradient(-45deg,transparent 49.8%,#e8e9df 50%,transparent 50.3%),#fbfbf5}.drawing:before{content:'';position:absolute;left:50%;top:0;bottom:0;border-left:1px dashed #dce1d2;pointer-events:none}.drawing:after{content:'';position:absolute;top:50%;left:0;right:0;border-top:1px dashed #dce1d2;pointer-events:none}canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;z-index:2}.ghost{position:absolute;inset:0;display:grid;place-items:center;font:200px 'Noto Sans JP',sans-serif;color:#dce1d3;pointer-events:none}.ghost svg{width:92%;height:92%}.practice p.center{font-size:10px;margin:13px 0}.drawing-tools{display:flex;justify-content:space-between;align-items:center;margin:17px 0;gap:10px}.text-btn{background:none;border:0;color:#879080;font-size:11px;padding:6px}.practice>.btn.primary{width:100%}.feedback{padding:10px 0;font-size:12px;line-height:1.6;min-height:35px}.feedback.good{color:#467455}.feedback.bad{color:#b95f40}.tip{background:#eeefe4;padding:17px 21px;border-radius:11px;margin-top:20px;font-size:12px;line-height:1.7;color:#74806b}.tip strong{color:#4d634b}.below-heading{display:flex;justify-content:space-between;align-items:center;margin:29px 0 17px}.below-heading h2{font-size:17px;margin:0}.below-heading span{font-size:10px;color:var(--muted)}.alphabet{display:grid;grid-template-columns:repeat(10,1fr);gap:8px}.group{border:1px solid var(--line);border-radius:9px;background:var(--white);padding:12px 3px;color:#6e7b66;display:grid;gap:6px;font-size:18px}.group small{font-size:9px}.group.active{border-color:#89a487;background:#e9eee2}.syllables{display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}.syllables button{background:white;border:1px solid var(--line);border-radius:7px;padding:9px;min-width:48px;font-size:17px}.syllables small{display:block;color:var(--muted);font-size:10px}.word-form{display:grid;grid-template-columns:1.1fr 1fr 1fr auto;gap:12px;align-items:end}.field{display:grid;gap:8px;font-size:11px;color:#77816f}input,select{width:100%;min-width:0;border:1px solid #dce1d4;background:white;color:var(--ink);padding:12px;border-radius:8px}.word-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}.word-card{padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--white)}.word-card .jp{font-size:28px;margin:10px 0}.word-card .translation{font-size:14px}.word-card .reading{font-size:11px;color:var(--muted);margin:7px 0 15px}.word-card .category{font-size:9px;text-transform:uppercase;letter-spacing:1px;color:var(--green)}.word-card .btn{padding:8px 11px}.review-panel{max-width:730px;margin:auto}.question{text-align:center;margin:30px 0}.question .jp{font-size:84px;font-family:'Noto Sans JP',sans-serif}.question 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i{display:block;height:100%;background:#88a481}.check-row{display:flex;align-items:center;gap:7px;font-size:11px}.check-row input{width:auto}.mobile-title{display:none}@media(min-width:1450px){main{margin:auto auto auto 240px;padding-left:70px;padding-right:70px}.drawing{max-width:350px}.sample{height:247px}}@media(max-width:1100px){aside{width:190px;padding:28px 17px}main{margin-left:190px;padding:0 25px 30px}.panel{padding:20px}.word-list{grid-template-columns:repeat(2,1fr)}.word-form{grid-template-columns:1fr 1fr}.brand{font-size:28px}.brand-sub{font-size:6px}.alphabet{grid-template-columns:repeat(5,1fr)}}@media(max-width:750px){aside{position:relative;width:auto;padding:16px 20px;display:block;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:25px}.brand b{width:38px;height:38px;font-size:26px}.brand-sub{font-size:7px}.nav-label,.sidebar-note,aside footer{display:none}nav{display:flex;margin-top:15px;gap:5px}nav button{flex:1;padding:10px 6px;justify-content:center;gap:7px;font-size:17px}nav button span{font-size:11px}main{margin:0;padding:0 18px 30px}header{height:48px;font-size:8px;letter-spacing:.6px}.page-heading{padding:25px 0}h1{font-size:25px}.count strong{font-size:23px}.workspace{grid-template-columns:1fr;gap:15px}.sample{height:195px}.sample svg{width:180px;height:180px}.drawing{max-width:360px}.word-list{grid-template-columns:1fr}.word-form{grid-template-columns:1fr}.page-heading p{font-size:12px}.wide-controls{align-items:stretch;flex-direction:column}.wide-controls select{width:100%}.answer-form{flex-wrap:wrap}.answer-form input{flex:1;min-width:150px}.panel-heading h2{font-size:14px}}