.bookbot-main{max-width:1208px;margin:auto;padding:35px 28px 80px}.bookbot-nav{display:flex;gap:24px;align-items:center}.bookbot-intro{display:grid;grid-template-columns:1fr auto;align-items:start;gap:45px;padding:14px 0 34px;border-bottom:1px solid var(--line)}.bookbot-eyebrow{font-size:13px;color:var(--accent);font-weight:750;letter-spacing:.05em;margin-bottom:8px}.bookbot-intro h1{font-size:clamp(30px,4vw,44px);text-wrap:balance}.bookbot-intro>div>p:not(.bookbot-eyebrow){color:var(--muted);margin-top:17px;max-width:42rem}.bookbot-how{border-left:3px solid var(--line);padding:4px 0 5px 22px;max-width:300px}.bookbot-how>span{font-size:13px;color:var(--muted)}.bookbot-how strong{display:block;font-size:29px;letter-spacing:-.03em;font-variant-numeric:tabular-nums;margin:6px 0}.bookbot-intro .bookbot-how p{margin-top:0;font-size:13px}.bookbot-filters{display:flex;gap:25px;align-items:end;justify-content:space-between;padding:30px 0 22px}.grade-filters{border:0;margin:0;padding:0;display:flex;gap:8px;flex-wrap:wrap}.grade-filters legend{font-size:13px;font-weight:700;margin-bottom:9px}.grade-filters button{background:transparent;border:1px solid var(--line);padding:9px 15px;min-height:44px;border-radius:9px;font-size:14px;font-weight:650;transition:background .2s}.grade-filters button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.grade-filters button:hover{box-shadow:0 0 0 2px var(--line)}.book-search{width:min(300px,40%)}.book-search label{font-size:13px}.book-search input{min-height:44px;width:100%;background:var(--paper);border:1px solid var(--line);border-radius:9px;padding:9px 13px;color:var(--ink)}#bookbot-status{margin-bottom:22px;min-height:24px}#chat-config-note{padding:10px 0 20px}.minecraft-book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:38px 26px}.minecraft-book{min-width:0;display:flex;flex-direction:column}.minecraft-practice{display:block;text-decoration:none;flex:1}.minecraft-cover{width:100%;height:auto;aspect-ratio:1;object-fit:contain;border-radius:5px;box-shadow:3px 4px 0 var(--shadow);background:var(--paper);transition:transform .2s ease}.minecraft-practice:hover .minecraft-cover{transform:translateY(-4px)}.minecraft-practice>.book-meta{display:block;margin-top:15px;color:var(--accent);font-size:11px;font-weight:750;letter-spacing:.01em}.minecraft-practice h2{font-size:19px;line-height:1.4;margin-top:7px;text-wrap:pretty}.minecraft-book-actions{display:flex;gap:0;border-top:1px solid var(--line);margin-top:13px}.minecraft-book-actions>a,.minecraft-book-actions>button{display:flex;justify-content:center;align-items:center;flex:1;min-height:46px;background:none;border:0;text-decoration:none;font-size:14px;font-weight:750;color:var(--accent);transition:background .2s}.minecraft-book-actions>*+*{border-left:1px solid var(--line)!important}.minecraft-book-actions a:hover{background:var(--soft)}.minecraft-book-actions button:disabled{color:var(--muted)}.cover-missing{display:flex;align-items:center;justify-content:center;text-align:center;padding:24px;background:var(--soft);font-size:20px}.bookbot-empty{padding:65px 20px;text-align:center}.bookbot-empty h2{font-size:24px}.bookbot-empty p{color:var(--muted);margin:12px 0 20px}.bookbot-play-main{padding-top:28px}.bookbot-scene .scene-heading{align-items:start}.bookbot-scene .scene-heading h1{font-size:26px;line-height:1.35;text-wrap:pretty}.bookbot-scene .scene-frame>img{max-height:500px;aspect-ratio:5/4;object-fit:contain}.bookbot-scene .scene-frame figcaption{align-items:center;padding-top:3px}.bookbot-page-controls{display:grid;grid-template-columns:44px 1fr 44px;gap:14px;align-items:end;margin:18px 0 8px}.bookbot-page-controls>div{min-width:0}.bookbot-page-controls label{font-size:12px;margin-bottom:5px}.bookbot-page-controls .button{padding:8px;min-height:48px}.bookbot-page-controls select{min-height:48px}.bookbot-page-audio{margin:18px 0 8px}.bookbot-page-audio audio{display:block;width:100%;margin-top:8px}.bookbot-mode-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:4px;background:var(--soft);border-radius:14px;gap:3px;margin-bottom:17px}.bookbot-mode-tabs button{border:0;border-radius:10px;background:transparent;color:var(--muted);font-size:14px;font-weight:750;min-height:66px;line-height:1.4;transition:background .2s}.bookbot-mode-tabs span{display:block;font-size:11px;font-weight:500;margin-top:3px}.bookbot-mode-tabs button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink)}.bookbot-progress{border-top:1px solid var(--line);padding-top:16px;margin-top:22px}.bookbot-progress strong{font-size:14px;font-variant-numeric:tabular-nums}.bookbot-progress p{font-size:12px;color:var(--muted);margin:7px 0 12px}.bookbot-progress .stickers{overflow:hidden}.bookbot-practice-page .coach-topline{margin-bottom:16px}.bookbot-practice-page .simple-answer .translation{margin-top:7px}.bookbot-practice-page .scene-context>.english{white-space:pre-wrap}.bookbot-practice-page .question-list-item{grid-template-columns:28px 1fr}.bookbot-practice-page .question-list-item>div>small{white-space:normal}#bookbot-coaching>.translation{margin-top:6px}.bookbot-portal{padding:20px 24px;margin:25px 0 0;display:flex;justify-content:space-between;gap:18px;align-items:center;background:var(--soft);border-radius:14px}.bookbot-portal h3{font-size:20px;margin-bottom:5px}.bookbot-portal p{font-size:14px;color:var(--muted)}.button,a{transition:background .2s,color .2s,transform .2s}.primary:hover{filter:brightness(.94)}
.bookbot-portal{max-width:1172px;width:calc(100% - 36px);margin:30px auto 0}.minecraft-practice h2{overflow-wrap:anywhere}
@media(min-width:1500px){.bookbot-scene .scene-frame>img{max-height:580px}}
@media(max-width:600px){.bookbot-shelf-page .site-header{height:auto;flex-wrap:wrap;gap:4px}.bookbot-shelf-page .bookbot-nav{width:100%;justify-content:space-between}.bookbot-shelf-page .bookbot-nav .text-link{min-height:44px}}
@media(max-width:900px){.minecraft-book-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:32px 23px}.bookbot-how{display:none}.bookbot-intro{grid-template-columns:1fr}.bookbot-play-main .workspace{grid-template-columns:1fr}.bookbot-scene{position:static;max-width:720px;width:100%;margin:auto}.bookbot-play-main .coach-column{max-width:720px;width:100%;margin:auto}.bookbot-practice-page .play-header .brand{display:none}}
@media(max-width:600px){.bookbot-main{padding:20px 20px 50px}.bookbot-nav{gap:12px;font-size:13px}.bookbot-shelf-page .brand span{display:none}.bookbot-intro{padding-bottom:25px;gap:0}.bookbot-intro h1{font-size:29px}.bookbot-intro>div>p:not(.bookbot-eyebrow){font-size:14px;line-height:1.7}.bookbot-filters{align-items:stretch;flex-direction:column;gap:20px;padding-top:23px}.grade-filters{gap:6px}.grade-filters button{font-size:13px;padding-inline:12px}.book-search{width:100%}.minecraft-book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:29px 18px}.minecraft-practice h2{font-size:16px}.minecraft-book-actions{margin-top:10px}.minecraft-book-actions>a,.minecraft-book-actions>button{font-size:13px}.bookbot-scene .scene-heading h1{font-size:23px}.bookbot-scene .scene-heading .button{font-size:11px;padding-inline:8px}.bookbot-scene .scene-frame>img{max-height:380px}.bookbot-mode-tabs button{font-size:13px;min-height:63px}.bookbot-practice-page .play-header>.text-link{font-size:12px}.bookbot-portal{padding:18px;align-items:start;flex-direction:column}.bookbot-portal .button{width:100%}.bookbot-practice-page .question-topline{gap:10px}}