.chapter-editor{position:absolute;inset:0;z-index:65;display:flex;flex-direction:column;background:var(--book-bg,#f7f7fa);color:var(--book-text,#171719);border-radius:24px 24px 0 0;overflow:hidden}.chapter-editor>header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 18px;flex-shrink:0}.chapter-editor h2{font-size:18px;margin:0}.chapter-save{padding:11px 20px;border-radius:25px;background:#2787d2;color:#fff;font-weight:600}.chapter-editor>main{flex:1;min-height:0;overflow:auto;padding:0 16px 18px}.chapter-editor>footer{padding:12px 16px calc(14px + env(safe-area-inset-bottom));flex-shrink:0}.chapter-editor fieldset{padding:0;margin:0;border:0;min-width:0}.chapter-preview{max-height:32vh;overflow:auto;background:var(--book-card,#fff);border-radius:20px;padding:8px 14px}.chapter-preview-row{display:flex;align-items:center;gap:10px;min-height:52px}.chapter-preview-row>span{flex:1;min-width:0;overflow-wrap:anywhere}.chapter-preview-row small{color:#8e8e93;font-size:11px;white-space:nowrap}.chapter-preview-row button{background:transparent;color:#2787d2;font-size:24px;padding:8px}.chapter-preview-row input{width:19px;height:19px;flex-shrink:0;accent-color:#2787d2}.chapter-rule-heading{display:flex;align-items:center;justify-content:space-between}.chapter-rule-heading button{background:none;color:#2787d2}.chapter-rule{display:flex;align-items:center;gap:16px;padding:16px;background:var(--book-card,#fff);border-radius:18px;margin:8px 0}.chapter-rule>span{flex:1;min-width:0}.chapter-rule b{font-weight:500}.chapter-rule small,.chapter-custom small{display:block;color:#8e8e93;font-size:12px;line-height:1.6;margin-top:6px}.chapter-rule input{appearance:none;-webkit-appearance:none;position:relative;width:48px;height:29px;border:0;border-radius:20px;background:#c9c9ce;flex-shrink:0;transition:background .18s}.chapter-rule input:before{content:'';position:absolute;left:2px;top:2px;width:25px;height:25px;border-radius:50%;background:white;transition:transform .18s}.chapter-rule input:checked{background:#2787d2}.chapter-rule input:checked:before{transform:translateX(19px)}.chapter-select,.chapter-custom{display:block;padding:16px;background:var(--book-card,#fff);border-radius:18px;margin:10px 0}.chapter-select select,.chapter-custom input{width:100%;min-width:0;border:0;border-radius:12px;background:#f2f2f7;color:#111;padding:12px;font-size:16px;margin-top:10px}.chapter-directory-row{display:flex;align-items:center;text-align:left;gap:12px;width:100%;padding:16px;background:var(--book-card,#fff);border-radius:16px;margin:8px 0;color:inherit}.chapter-directory-row span{flex:1;min-width:0;overflow-wrap:anywhere}.chapter-directory-row small{color:#8e8e93;white-space:nowrap}.chapter-directory-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center}.chapter-directory-actions .books-row{margin:0!important}.chapter-editor .books-primary{border-radius:22px}.books-app{position:relative}@media(prefers-reduced-motion:reduce){.chapter-rule input,.chapter-rule input:before{transition:none}}