@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&family=Noto+Serif+JP:wght@400;500;600&display=swap');
:root{--bg:#f6f5f0;--paper:#fffefb;--ink:#233033;--muted:#78807b;--line:#e3e4dc;--orange:#bb613e;--soft:#f1e3d8;--green:#527560;--shadow:0 12px 35px #23303306;font-family:'Noto Sans JP',sans-serif;color:var(--ink);font-size:14px;line-height:1.7;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg)}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}button,a{touch-action:manipulation}a{color:inherit;text-underline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #b5663b;outline-offset:4px}button{border:0;background:none}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}.loading{padding:50px}.skip-link{position:fixed;top:-100px;left:16px;background:var(--ink);color:white;padding:10px;z-index:100}.skip-link:focus{top:12px}.sidebar{width:224px;position:fixed;inset:0 auto 0 0;background:#eeefe9;border-right:1px solid var(--line);padding:32px 20px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;gap:11px;align-items:center;padding:0 8px 34px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:38px;height:42px;border-radius:11px;background:var(--ink);color:#f5f0e8;font-family:Georgia,serif;font-size:33px;line-height:1}.brand-title{font-size:12px;letter-spacing:.03em;font-weight:700}.brand-title span{display:block;font-size:8px;letter-spacing:.2em;color:var(--muted);margin-top:4px}.nav-label{font-size:9px;letter-spacing:.15em;color:var(--muted);margin:8px 15px 12px;font-weight:600}.nav{display:flex;flex-direction:column;gap:7px}.nav button{padding:13px 14px;display:flex;align-items:center;gap:13px;text-align:left;font-size:12px;border-radius:7px;color:#67716c;transition:background .15s}.nav button:hover{background:#e4e6de}.nav button.active{background:var(--ink);color:white;box-shadow:0 4px 10px #2330330e}.nav button .count{margin-left:auto;border-radius:50%;min-width:21px;height:21px;font-size:10px;display:grid;place-items:center;background:#ffffff1e}.goal-box{margin-top:34px;padding:18px 15px;border-top:1px solid #d7dbd1;border-bottom:1px solid #d7dbd1}.eyebrow{font-size:9px;letter-spacing:.15em;color:var(--muted);font-weight:600;text-transform:uppercase}.goal-box strong{display:block;font-size:15px;margin:5px 0}.goal-box p{font-size:10px;margin:7px 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29px;position:relative;overflow:hidden;min-height:260px;display:flex;flex-direction:column;justify-content:space-between}.daily-top{display:flex;justify-content:space-between;position:relative;z-index:2}.badge{display:inline-flex;gap:7px;align-items:center;padding:4px 9px;background:#ffffff82;border:1px solid #dce0d1;border-radius:4px;font-size:9px;color:#5d7058;font-weight:500}.badge.warm{background:#f6e8de;border-color:#e8ceba;color:#955433}.duration{font-size:10px;color:#6d7b65;display:flex;align-items:center;gap:5px}.duration svg{width:14px}.daily-card h2{font-family:'Noto Serif JP',serif;font-size:28px;font-weight:500;letter-spacing:.03em;line-height:1.6;margin:23px 0 4px;position:relative;z-index:2;max-width:80%}.daily-card p{font-size:10px;position:relative;z-index:2;color:#6c7667;margin:0 0 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var(--orange);color:var(--orange);background:#fbf2eb}.week-number{font-family:Georgia,serif;font-size:31px;line-height:1;margin-bottom:9px}.week-number span{font:10px 'Noto Sans JP',sans-serif;color:var(--muted);margin-left:7px}.week-card p{font-size:9px;color:var(--muted);margin:auto 0 0;padding-top:14px;border-top:1px solid var(--line)}.section-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:30px 0 16px}.section-top h2{font-size:14px;font-weight:600;margin:0}.section-top h2 small{font-size:9px;color:var(--muted);font-weight:400;margin-left:12px;letter-spacing:.04em}.subject-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}.subject-card{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:16px;text-align:left;transition:transform .15s,border-color 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0}.roadmap{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.roadmap-card{border:1px solid var(--line);border-radius:9px;background:var(--paper);padding:25px}.roadmap-card .year{font:28px Georgia,serif;color:#b7baa9}.roadmap-card h2{font-size:16px;margin:15px 0 12px}.roadmap-card.current{border-color:#a6b69a;background:#f0f2e8}.roadmap-card p{font-size:11px;color:var(--muted);line-height:2}.roadmap-card ul{padding-left:17px;font-size:11px;line-height:2.1;color:#6d7865}.source-links{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0;font-size:10px}.source-links a{color:#778267}.parent-progress{margin-top:20px}.progress-row{display:flex;align-items:center;gap:15px;padding:13px 0;border-bottom:1px solid var(--line)}.progress-row .subject-line{flex:1;margin:0;height:5px}.progress-row .value{width:60px;text-align:right;font-size:11px}.progress-row .name{width:35px;font-size:11px}.ai-form{margin-top:20px;border-top:1px solid #d8dece;padding-top:18px}.ai-form textarea{resize:vertical;min-height:76px;font-size:11px}.ai-form .secondary{font-size:10px;margin-top:8px;width:100%}.ai-answer{white-space:pre-wrap;font-size:11px;line-height:1.9;background:white;padding:14px;margin-top:12px;border-radius:5px}.issue-btn{font-size:9px;color:#959b8d;margin-top:16px;text-decoration:underline}.dialog{border:1px solid var(--line);border-radius:12px;padding:28px;max-width:450px;width:calc(100% - 32px);color:var(--ink);background:var(--paper)}.dialog::backdrop{background:#23303355}.dialog h2{font-size:17px}.dialog p{font-size:12px;color:var(--muted);line-height:1.9}.dialog .dialog-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:25px}#toast{position:fixed;left:50%;bottom:25px;transform:translateX(-50%) translateY(90px);background:var(--ink);color:white;padding:12px 22px;border-radius:7px;box-shadow:0 5px 20px #0002;font-size:11px;z-index:100;transition:transform 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@media(min-width:1600px){.main{padding-left:65px;padding-right:65px}.welcome{padding-top:40px;padding-bottom:32px}.daily-card{min-height:280px}}
@media(max-width:1180px){.sidebar{width:195px;padding:29px 14px}.main{margin-left:195px;padding:0 26px 25px}.hero-grid,.bottom-grid{gap:16px;grid-template-columns:minmax(0,1.7fr) minmax(225px,1fr)}.daily-card{padding:24px}.daily-card h2{font-size:25px}.subject-card{padding:13px}.subject-grid{gap:9px}.topic-grid{grid-template-columns:repeat(2,1fr)}.learning-grid{grid-template-columns:minmax(0,1.5fr) minmax(240px,1fr)}.question-card{padding:24px}.daily-card .small{display:none}}
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