:root{--ink:#283f3d;--cream:#fffbed;--orange:#d94b20}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:'Yu Gothic','Meiryo',sans-serif;line-height:1.7}a{color:inherit}header{max-width:1000px;margin:auto;padding:18px 20px;display:flex;justify-content:space-between;gap:15px;font-size:12px}header a{font-weight:bold}.heading{max-width:800px;margin:auto;padding:25px 20px}.heading small{color:#936a22;font-weight:bold}h1{font-size:clamp(24px,5vw,36px);line-height:1.5}.lead{font-size:14px}.episodes{max-width:900px;margin:auto;padding:10px 20px 50px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.episode{background:white;border:2px solid var(--ink);border-radius:14px;overflow:hidden;text-decoration:none;display:block}.episode .preview{height:125px;overflow:hidden;background:#ffe8a6}.episode img{width:100%;height:auto;display:block}.episode .body{padding:16px}.episode b{font-size:11px;color:#a9501e}.episode h2{font-size:16px;margin:7px 0}.episode p{font-size:12px}.episode.pending{border-color:#c6cfc3;color:#637568}.pending .preview{display:grid;place-items:center;font-size:25px;background:#e8ede4}.reader-controls{max-width:724px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px;font-size:12px}.reader-controls button{font:inherit;border:1px solid var(--ink);border-radius:6px;background:white;color:var(--ink);padding:8px 12px;cursor:pointer}.reader-frame{max-width:724px;margin:auto;overflow-x:auto;background:white}.reader-frame img{width:100%;height:auto;display:block}.reader-frame.zoomed img{width:150%;max-width:none}.reader-frame:focus-visible{outline:3px solid #126bc5;outline-offset:-3px}.after{max-width:724px;padding:28px 20px;margin:auto}.after h2{font-size:21px}.after p{font-size:14px}.lesson{background:#fff0b0;border-radius:12px;padding:20px}.pager{display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap;margin:25px 0}.pager a{padding:12px 18px;border:2px solid var(--ink);border-radius:30px;font-size:13px;background:white;text-decoration:none;font-weight:bold}.pager .next{background:var(--orange);color:white}.notice{font-size:12px;color:#637568}.complete{padding:20px;background:#e4f1e6;border-radius:12px}footer{text-align:center;font-size:11px;padding:25px}a:focus-visible,button:focus-visible{outline:3px solid #126bc5;outline-offset:3px}@media(max-width:650px){.episodes{grid-template-columns:1fr 1fr;gap:12px;padding:8px 12px 35px}.episode .body{padding:12px}.episode h2{font-size:14px}.episode .preview{height:105px}.heading{padding:20px 16px}.reader-controls{font-size:11px;padding:10px}.pager a{padding:10px 13px}.reader-frame{width:100%}}@media(max-width:360px){.episodes{grid-template-columns:1fr}}
.guide-nav{display:flex;gap:10px;flex-wrap:wrap;max-width:900px;margin:0 auto;padding:0 20px 25px}.guide-nav a{background:#ffe8a6;border:2px solid var(--ink);border-radius:30px;padding:10px 17px;font-size:12px;font-weight:bold;text-decoration:none}.curriculum-group{scroll-margin-top:20px}.curriculum-group>.heading{max-width:900px;padding-bottom:8px}.curriculum-group h2{font-size:26px;margin:0}.episode.pending .body>b{font-size:10px}.episode.pending:hover{border-color:#d94b20;color:#283f3d}.episode .body p:last-child{font-weight:bold}
