/* Original leveled readers share the existing English library and native reader. */
#english-books .english-section-heading{gap:12px;margin-bottom:12px}
#kids-english-count{white-space:nowrap;font-size:11px;color:#7b7969}
.english-collections{display:flex;gap:18px;border-bottom:1px solid #e4dfd2;margin:0 0 12px}
.english-collections>button{display:flex;align-items:center;gap:6px;min-height:40px;padding:7px 0;font-size:13px;color:#7a786b;border-bottom:2px solid transparent;border-radius:0}
.english-collections>button[aria-pressed=true]{color:#3d624c;border-bottom-color:#5f7c5c;font-weight:600}
.english-collections small{font:11px Georgia,serif;color:#969783}
#english-books .graded-levels{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 10px;min-width:0}
#english-books .graded-levels button{display:flex;align-items:center;gap:6px;min-height:34px;padding:5px 9px;border:1px solid #deded2;border-radius:3px;font-size:11px;color:#687461;background:#fffdf7}
#english-books .graded-levels button small{font-size:10px;font-weight:400}
#english-books .graded-levels button[aria-pressed=true]{background:#e8eddf;color:#385b40;border-color:#9cac8c}
.graded-level-guide{font-size:11px;color:#727b65;line-height:1.8;margin:0 0 16px}
.graded-level-guide summary{cursor:pointer;padding:3px 0;min-height:28px}
.graded-level-guide>p{margin:5px 0}
.graded-level-guide dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px;margin:10px 0 16px}
.graded-level-guide dt{font-weight:600}.graded-level-guide dd{margin:2px 0 0}
.children-view .graded-book>p{min-height:36px;font-size:11px}
.graded-cover,.graded-mini-cover{position:relative;display:block;aspect-ratio:2/3;background:var(--graded-paper,#e1ecdb);color:#344e42;overflow:hidden}
.graded-cover:before,.graded-mini-cover:before{content:'';position:absolute;inset:9px;border:1px solid #506b482b;pointer-events:none}
.graded-cover-code{position:absolute;left:15px;top:15px;border-bottom:1px solid #58744b5c;font:600 24px/1.1 Georgia,serif;padding-bottom:5px}
.graded-cover-copy{position:absolute;left:15px;right:15px;top:30%;display:flex;flex-direction:column;text-align:left;gap:8px}
.graded-cover-copy small{font:6px/1.5 sans-serif;letter-spacing:1.4px;color:#6e7965}
.graded-cover-copy strong{font:600 clamp(17px,1.8vw,25px)/1.14 Georgia,serif;overflow-wrap:normal}
.graded-cover-copy em{font-size:9px;line-height:1.6;font-style:normal;color:#5f725c}
.graded-cover-symbol{position:absolute;left:15px;bottom:37px;color:#6b856b;opacity:.55;transform:rotate(-8deg)}
.graded-cover-symbol .icon{width:33px;height:33px}
.graded-cover-foot{position:absolute;left:15px;right:10px;bottom:16px;font-size:8px;letter-spacing:.5px;color:#61735c}
.graded-reader .child-reader-layout{grid-template-columns:26% minmax(0,1fr)}
.graded-reader-aside{display:block;background:#f0f1e7;padding:20px 18px;top:57px}
.graded-mini-cover{box-shadow:2px 4px 10px #354c3219;border:1px solid #71856530;border-radius:3px}
.graded-reader-aside>p{font-size:11px;line-height:2;color:#74816b;margin:15px 0 0}
.graded-book-subtitle{font-size:12px;color:#7a866f;margin:-5px 0 15px}
.graded-page-tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid #e1e5d7;padding-bottom:12px;margin-bottom:20px}
.graded-page-tabs button{width:34px;flex:0 0 34px;display:grid;place-items:center;padding:0;font:13px Georgia,serif;min-width:34px;min-height:34px;border:1px solid #dde3d4;border-radius:3px;color:#64775e}
.graded-page-tabs button[aria-current=page]{color:#fff;background:#5e775a;border-color:#5e775a}
.graded-story-text{min-height:135px}.graded-page-label{display:block;font:11px/1.6 sans-serif;letter-spacing:1px;color:#879478;margin-bottom:12px}
.graded-reader .graded-page-actions{align-items:center;margin-top:12px;padding-top:12px}
.graded-reader .graded-page-actions>span{max-width:none;flex:1;text-align:center}
.graded-support{font-size:12px;line-height:1.9;color:#64745a;border-bottom:1px solid #e2e6d9;padding:10px 0}
.graded-support>summary,.graded-support details>summary{cursor:pointer;min-height:28px;line-height:28px}
.graded-support p{margin:7px 0;white-space:pre-line}
.graded-question-list{padding-left:22px;margin:12px 0}.graded-question-list li{padding:0 0 8px 4px}
.graded-question-list p[lang=en]{font:17px/1.7 Georgia,serif;color:#3e5945}
.graded-question-list p[lang=zh-CN]{font-size:11px;color:#7e8872;margin-top:0}
.graded-speaking{background:#f0f3e8;border-left:2px solid #acb784;padding:10px 14px;margin:12px 0}
.graded-speaking>span{font-size:10px}.graded-speaking>p{font:17px/1.7 Georgia,serif}
.graded-sibling-books{border-bottom:1px solid #e2e6d9;padding:12px 0;color:#7a866e;font-size:11px}
.graded-sibling-books>div{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.graded-sibling-books button{padding:6px 8px;min-height:34px;border:1px solid #dce3d1;border-radius:3px;font-size:11px}
.graded-sibling-books button[aria-pressed=true]{background:#e8eddf;color:#385b40}
.english-collections>button:focus-visible,.graded-levels>button:focus-visible,.graded-level-guide>summary:focus-visible{outline:2px solid #75945f;outline-offset:3px}
.dark .english-collections{border-color:#46513e}.dark .english-collections>button{color:#c1c9b6}.dark .english-collections>button[aria-pressed=true]{color:#e0ebd3;border-color:#a1b386}
.dark #english-books .graded-levels button{background:#30392c;color:#c4cfb9;border-color:#526148}.dark #english-books .graded-levels button[aria-pressed=true]{background:#4a5d40;color:#edf4e5;border-color:#94aa7a}
.dark .graded-level-guide,.dark #kids-english-count{color:#bdc7af}
@media(max-width:850px){.graded-reader .child-reader-layout{grid-template-columns:24% minmax(0,1fr)}.graded-reader-aside{padding:15px 11px}.graded-mini-cover .graded-cover-copy strong{font-size:18px}.graded-mini-cover .graded-cover-code{font-size:21px}}
@media(max-width:560px){
  #english-books .english-section-heading{flex-direction:row;align-items:flex-start}#english-books .english-section-heading h2 small{display:none}#kids-english-count{font-size:10px;padding-top:8px}
  .english-collections{gap:18px;margin-bottom:10px}.english-collections>button{font-size:12px;min-height:38px}.english-collections small{font-size:10px}
  #english-books .graded-levels{gap:5px}#english-books .graded-levels button{min-height:34px;padding:5px 8px;font-size:11px}#english-books .graded-levels button small{font-size:9px}
  .graded-level-guide{font-size:10px}.graded-level-guide dl{grid-template-columns:1fr;gap:7px}
  .graded-cover-copy{left:13px;right:12px;top:29%;gap:7px}.graded-cover-copy strong{font-size:18px}.graded-cover-code{left:13px;top:14px;font-size:23px}.graded-cover-copy small{font-size:5px;letter-spacing:.5px}.graded-cover-copy em{font-size:8px}
  .graded-cover-foot{left:13px;bottom:14px;font-size:7px}.graded-cover-symbol{left:13px;bottom:35px}.graded-cover-symbol .icon{width:25px;height:25px}
  .children-view .graded-book>p{font-size:10px;min-height:34px}.graded-reader .child-reader-layout{display:block}.graded-reader-aside{display:none}
  .graded-reader .child-reader-content{padding:18px 16px}.graded-reader #english-reader-title{font-size:29px}.graded-page-tabs{gap:6px;margin-bottom:16px}.graded-page-tabs button{min-width:33px;min-height:36px}
  .graded-story-text{min-height:120px}.graded-reader .graded-page-actions button{font-size:12px;padding:8px 10px;min-height:40px}.graded-question-list p[lang=en]{font-size:17px}.graded-support{font-size:12px}
}

/* Original story illustrations: cropped covers, complete reading scenes. */
.graded-cover .graded-cover-illustration,.graded-mini-cover .graded-cover-illustration{position:absolute;inset:auto 0 0;width:100%;height:57%;object-fit:cover;object-position:center;opacity:1;filter:none;mask-image:linear-gradient(to bottom,transparent,#000 10%)}
.graded-cover:before,.graded-mini-cover:before{z-index:1}
.graded-cover-copy,.graded-cover-code,.graded-cover-foot{z-index:2}
.graded-cover-copy{top:19%;gap:5px}
.graded-cover-copy small,.graded-cover-symbol{display:none}
.graded-cover-copy strong{font-size:clamp(16px,1.6vw,22px);line-height:1.12}
.graded-cover-copy em{font-size:9px}
.graded-cover-foot{bottom:10px;left:12px;right:12px;background:#fffcf0ed;padding:3px 5px;border-radius:2px;color:#42533b;text-align:left}
.graded-story-picture{margin:0 0 18px;min-width:0;color:#69785f;font-size:11px}
.graded-story-picture>summary{cursor:pointer;min-height:34px;line-height:34px}
.graded-story-picture figure{margin:0;border:1px solid #dedfce;background:#fffcf3;border-radius:3px;overflow:hidden}
.graded-story-picture img{display:block;width:100%;height:auto;max-height:340px;object-fit:contain}
.graded-story-picture figcaption{padding:6px 10px;font-size:10px;line-height:1.6;color:#7a806b;border-top:1px solid #e6e5d7}
.graded-picture-fallback{padding:10px 0}
.graded-story-picture [hidden],.graded-cover-illustration[hidden]{display:none}
.graded-story-picture>summary:focus-visible{outline:2px solid #75945f;outline-offset:2px}
@media(max-width:560px){.graded-cover-copy{top:20%;gap:4px}.graded-cover-copy strong{font-size:16px}.graded-cover-copy em{font-size:8px}.graded-cover-foot{font-size:7px}.graded-story-picture{margin-bottom:14px}.graded-story-picture img{max-height:none}}

/* Current knowledge-room English shelf shares the illustrated cover renderer. */
.kr-english-grid .ch-graded-cover{position:relative;display:block;width:126px;height:189px;min-height:0;flex:0 0 126px;padding:0;gap:0;justify-content:normal;color:#344e42;background:var(--graded-paper,#e1ecdb);text-align:left;min-width:0}
.kr-english-grid .ch-graded-cover img{position:absolute;width:100%;height:57%;max-width:100%;border-radius:0;flex-shrink:1}
.kr-english-grid .ch-graded-cover .graded-cover-code{font-size:18px;left:11px;top:11px}
.kr-english-grid .ch-graded-cover .graded-cover-copy{left:11px;right:10px;top:23%}
.kr-english-grid .ch-graded-cover .graded-cover-copy strong{font-size:15px}
.kr-english-grid .ch-graded-cover .graded-cover-copy em{font-size:8px}
.kr-english-grid .ch-graded-cover .graded-cover-foot{font-size:6px;left:8px;right:8px;bottom:8px;padding:3px}
.kr-english-grid article>div{min-width:0}
@media(max-width:400px){.kr-english-grid .ch-graded-cover{width:108px;height:162px;flex-basis:108px}.kr-english-grid .ch-graded-cover .graded-cover-copy strong{font-size:13px}.kr-english-grid .ch-graded-cover .graded-cover-copy em{font-size:7px}}

/* Picture-led covers: every graded reader shows its actual story artwork. */
.graded-cover .graded-cover-illustration,.graded-mini-cover .graded-cover-illustration,.kr-english-grid .ch-graded-cover .graded-cover-illustration{inset:0;width:100%;height:100%;object-fit:cover;object-position:center;mask-image:none}
.graded-cover:before,.graded-mini-cover:before{inset:0;border:0;background:linear-gradient(180deg,#152c4320 0%,transparent 35%,#102c469c 100%)}
.graded-cover-code,.graded-mini-cover .graded-cover-code,.kr-english-grid .ch-graded-cover .graded-cover-code{left:10px;top:10px;padding:4px 7px;border:0;border-radius:4px;background:#ffffffed;color:#24558a;font:700 14px/1.2 system-ui}
.graded-cover-copy,.graded-mini-cover .graded-cover-copy,.kr-english-grid .ch-graded-cover .graded-cover-copy{top:auto;bottom:13px;left:12px;right:12px;gap:5px;text-shadow:0 1px 3px #162e4380}
.graded-cover-copy strong,.graded-mini-cover .graded-cover-copy strong,.kr-english-grid .ch-graded-cover .graded-cover-copy strong{color:#fff;font:700 clamp(16px,1.6vw,22px)/1.2 system-ui;overflow-wrap:anywhere}
.graded-cover-copy em,.kr-english-grid .ch-graded-cover .graded-cover-copy em{color:#fff;font-size:11px}
.graded-cover-foot,.kr-english-grid .ch-graded-cover .graded-cover-foot{display:none}
.graded-mini-cover .graded-cover-copy strong,.kr-english-grid .ch-graded-cover .graded-cover-copy strong{font-size:16px}