:root{--ink:#202724;--muted:#66716c;--paper:#fbfaf6;--cream:#f1ede3;--green:#23483d;--gold:#b38b45;--line:#dcd7ca;--white:#fff;--danger:#8b332e;--shadow:0 12px 32px rgba(31,39,35,.08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}*{box-sizing:border-box}body{margin:0}a{color:var(--green)}img{max-width:100%}.container{width:min(1120px,calc(100% - 2rem));margin-inline:auto}.site-header{background:rgba(251,250,246,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.header-row{min-height:78px;display:flex;align-items:center;gap:2rem}.brand{font-family:Georgia,serif;font-weight:700;font-size:1.2rem;text-decoration:none;color:var(--ink);white-space:nowrap}.menu-toggle.button{display:none;margin-left:auto}.nav{display:flex;align-items:center;gap:.2rem;margin-left:auto;white-space:nowrap}.nav a{padding:.5rem .48rem;text-decoration:none;color:var(--ink);font-size:.8rem;border-radius:4px;white-space:nowrap}.nav a:hover,.nav a[aria-current=page]{background:var(--cream);color:var(--green)}main{min-height:70vh}.hero{padding:0;width:100%;background:url('/wordpair-approved-banner.webp') center center/cover no-repeat;aspect-ratio:2048/615;min-height:220px;max-height:none}.hero>.container{width:100%;max-width:none;height:100%;margin:0}.hero-grid{display:block;height:100%}.hero-grid>div{display:none}.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:var(--gold);font-size:.75rem;font-weight:750}.hero h1,h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.15}.hero h1{font-size:clamp(2.45rem,5vw,4.4rem);font-weight:500;margin:.5rem 0}.hero-placeholder{display:none}.choices{padding:1.05rem 0;border-bottom:1px solid var(--line);background:var(--paper)}.choice-list{display:flex;gap:.45rem;flex-wrap:nowrap;align-items:center;justify-content:center}.choice-list .pill{padding:.5rem .68rem;font-size:.8rem;white-space:nowrap}.pill,.button{display:inline-block;padding:.65rem 1rem;border:1px solid var(--green);border-radius:999px;text-decoration:none;color:var(--green);background:transparent;font:inherit;cursor:pointer}.button{border-radius:4px;background:var(--green);color:white}.button.secondary{background:white;color:var(--green)}.button.danger{background:var(--danger);border-color:var(--danger)}.catalog,.page{padding:4.5rem 0}.section-head{max-width:720px;margin-bottom:2.5rem}.section-head h2{font-size:2.4rem;margin:0 0 .5rem}.book-list{display:grid;gap:1.25rem}.book-card{display:grid;grid-template-columns:120px 1fr;gap:1.5rem;padding:1.3rem;background:white;border:1px solid var(--line);box-shadow:var(--shadow)}.cover{aspect-ratio:2/3;background:var(--green);color:white;display:grid;place-items:center;text-align:center;font-family:Georgia,serif;padding:.6rem;overflow:hidden}.cover img{width:100%;height:100%;object-fit:cover}.book-card h3{margin:.25rem 0;font-size:1.55rem}.author{color:var(--muted);margin:.1rem 0 1.1rem}.language-list{display:flex;gap:.45rem;flex-wrap:wrap;align-items:center}.language-list strong{margin-right:.3rem}.language-list a{background:var(--cream);padding:.32rem .65rem;border-radius:3px;text-decoration:none;font-size:.9rem}.quiet{color:var(--muted);font-style:italic}.site-footer{background:var(--ink);color:white;padding:2.5rem 0}.footer-row{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}.footer-links{display:flex;gap:1.25rem}.site-footer a{color:white}.prose{max-width:760px}.prose h1{font-size:2.7rem}.prose img{height:auto}.edition-grid{display:grid;grid-template-columns:190px 1fr;gap:2.5rem}.resource-area{margin-top:2.5rem;padding:1.5rem;border:1px solid var(--line);background:white}.resource-area h2{margin-top:0}.resource-tabs{display:flex;gap:.6rem;flex-wrap:wrap}.resource-content{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--line)}.admin-shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.admin-sidebar{background:var(--ink);color:white;padding:1.5rem}.admin-sidebar a{display:block;color:white;text-decoration:none;padding:.55rem 0}.admin-main{padding:2rem;width:min(1100px,100%)}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem}.stat,.panel{background:white;border:1px solid var(--line);padding:1.25rem}.panel{margin-bottom:1rem}.admin-table{width:100%;border-collapse:collapse;background:white}.admin-table th,.admin-table td{text-align:left;padding:.75rem;border-bottom:1px solid var(--line);vertical-align:top}.badge{font-size:.75rem;padding:.2rem .45rem;border-radius:999px;background:var(--cream)}.badge.published{background:#dceade;color:#204b2a}form{max-width:850px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.field{margin-bottom:1rem}.field.full{grid-column:1/-1}label{font-weight:650;display:block;margin-bottom:.3rem}input,select,textarea{width:100%;padding:.7rem;border:1px solid #aaa;background:white;font:inherit}textarea{min-height:180px}.editor-help{font-size:.82rem;color:var(--muted)}.actions{display:flex;gap:.6rem;flex-wrap:wrap}.notice{padding:.8rem;background:#e6f0e8;border-left:3px solid var(--green);margin-bottom:1rem}.login{max-width:430px;margin:7rem auto;padding:2rem;background:white;border:1px solid var(--line);box-shadow:var(--shadow)}body:has(main>.hero)>.site-header{display:none}.header-row{height:auto;padding:.55rem 0}.nav{flex-wrap:wrap;justify-content:flex-end;white-space:normal;row-gap:.15rem}@media(max-width:850px){.edition-grid{grid-template-columns:1fr}.choice-list{flex-wrap:wrap}.admin-shell{display:block}.admin-sidebar{position:static}.form-grid{grid-template-columns:1fr}}@media(max-width:600px){.menu-toggle.button{display:block}.nav{display:none;position:absolute;left:0;right:0;top:78px;background:var(--paper);padding:1rem;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;white-space:normal}.nav.open{display:flex}}@media(max-width:560px){.hero{aspect-ratio:2048/615;min-height:120px;background-size:cover}.book-card{grid-template-columns:1fr}.cover{width:130px}.footer-row{display:block}.footer-links{margin-bottom:1rem}.admin-main{padding:1rem}.admin-table{font-size:.82rem}.admin-table th,.admin-table td{padding:.45rem}}

/* Open, numbered book index on the homepage. */
.catalog{padding:3.5rem 0 5rem}.section-head{max-width:820px;margin-bottom:2rem}.book-list{display:block}.book-entry{border-top:1px solid var(--line);padding:1.9rem 0 2.3rem}.book-entry:last-child{border-bottom:1px solid var(--line)}.book-entry-head{display:flex;align-items:baseline;gap:1.25rem}.book-number{font-family:Georgia,serif;color:var(--gold);font-size:1.1rem;min-width:2rem}.book-entry h3{font-size:clamp(1.7rem,2.5vw,2rem);margin:0;color:var(--green)}.book-entry .author{font-size:1rem;margin:.1rem 0 .7rem}.book-entry-content{margin-left:3.25rem;display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:1.05rem 2.5rem}.book-entry-content section:last-child{grid-column:1/-1}.book-entry h4{font-family:Georgia,serif;font-size:1.12rem;color:var(--ink);margin:0 0 .15rem}.home-label{font-size:.93rem;margin:0 0 .2rem;color:var(--muted)}.home-links{display:flex;flex-wrap:wrap;align-items:center;gap:.15rem .45rem;font-size:1rem;line-height:1.9}.home-links a{text-decoration:none;border-bottom:1px solid var(--gold);color:var(--green)}.home-links a:hover,.home-links a:focus-visible{border-bottom-width:2px;color:#142e25}.home-dot{color:var(--gold)}.home-admin-books{display:flex;flex-direction:column;gap:.5rem}@media(max-width:700px){.book-entry-content{grid-template-columns:1fr;gap:.85rem;margin-left:0}.book-entry-content section:last-child{grid-column:auto}.book-entry{padding:1.45rem 0 1.8rem}.book-entry-head{gap:.75rem}.book-number{min-width:1.8rem}.catalog{padding:2.5rem 0}}

/* Each homepage choice group occupies its own row. */
.book-entry-content{display:block}.book-entry-content section{margin-top:.8rem}.book-entry-content .book-sample-row{margin-top:0}.home-language-links{flex-wrap:nowrap}.book-action-row .home-links a{font-family:Georgia,"Times New Roman",serif;font-size:1.12rem;font-weight:700}@media(max-width:850px){.home-language-links{flex-wrap:wrap}}

.home-language-list{list-style:disc;margin:.55rem 0 0;padding-left:1.35rem}.home-language-list li{margin:.28rem 0;line-height:1.55}.home-language-list a,.book-action-row a{text-decoration:none;border-bottom:1px solid var(--gold);color:var(--green)}.home-language-list a:hover,.home-language-list a:focus-visible,.book-action-row a:hover,.book-action-row a:focus-visible{border-bottom-width:2px;color:#142e25}.book-action-row{margin-top:1rem!important}
.book-action-row + .book-action-row{margin-top:2rem!important}
.home-purchase-list li{font-size:1rem}.home-purchase-list li>span:first-child{display:inline-block;min-width:155px;color:var(--green)}.home-purchase-list a,.companion-action-list a,.purchase-action a{font-weight:700}.purchase-coming-soon{color:var(--muted);font-style:italic}.companion-action-list{margin-top:.55rem}.study-materials-row{margin-top:2rem!important}.purchase-action{margin:1rem 0 1.5rem}.purchase-action a{display:inline-block;padding:.55rem .9rem;border:1px solid var(--green);border-radius:4px;text-decoration:none}.purchase-action-end{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--line)}@media(max-width:600px){.home-purchase-list li>span:first-child{display:inline;min-width:0}}
.amazon-link-fields{display:grid;gap:.85rem}.amazon-url-field{margin:0}.amazon-url-field input{font-family:ui-monospace,monospace}.amazon-save-status{display:block;margin-top:.3rem}.amazon-save-status.saved{color:#246332;font-weight:700}.amazon-save-status.empty{color:var(--muted)}

/* Unified publishing editor and protected library. */
.destination-banner{background:#f5f0e5;border-left:4px solid var(--gold);padding:1rem 1.2rem;margin:0 0 1.2rem}.destination-banner code{overflow-wrap:anywhere}.destination-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:.55rem}.destination-list a{display:flex;justify-content:space-between;gap:.75rem;padding:.7rem .85rem;border:1px solid var(--line);text-decoration:none;background:var(--paper)}.destination-list a:hover{border-color:var(--gold)}.rich-editor-field{max-width:none}.editor-toolbar{display:flex;flex-wrap:wrap;gap:.35rem;padding:.55rem;background:#ece9e0;border:1px solid #aaa;border-bottom:0;position:sticky;top:0;z-index:5}.editor-toolbar button,.color-tool{width:auto;border:1px solid #aaa;background:white;padding:.38rem .55rem;font:inherit;cursor:pointer;margin:0}.color-tool{display:flex;align-items:center;gap:.3rem;font-weight:400}.color-tool input{width:30px;height:24px;padding:0;border:0}.editor-status{font-size:.8rem;color:var(--muted);padding:.25rem .55rem;border-inline:1px solid #aaa;background:white}.visual-editor,.source-editor{min-height:620px;max-height:none;padding:1.25rem;border:1px solid #888;background:white;overflow:auto;font-family:Georgia,"Times New Roman",serif;font-size:1.05rem;line-height:1.7}.source-editor{width:100%;font-family:ui-monospace,monospace;font-size:.9rem;white-space:pre}.visual-editor:focus,.source-editor:focus{outline:3px solid rgba(35,72,61,.18);border-color:var(--green)}.rich-editor-field.is-fullscreen{position:fixed;inset:0;background:var(--paper);z-index:100;padding:1rem;overflow:auto}.rich-editor-field.is-fullscreen .visual-editor,.rich-editor-field.is-fullscreen .source-editor{min-height:calc(100vh - 175px)}.sticky-actions{position:sticky;bottom:0;background:rgba(251,250,246,.96);padding:.8rem 0;border-top:1px solid var(--line);z-index:6}.analytics-controls{display:flex;gap:.5rem;margin-bottom:1rem}.analytics-controls a{padding:.4rem .7rem;border:1px solid var(--line);background:white;text-decoration:none}.stat strong{display:block;font-size:1.8rem;color:var(--green)}.stat span{display:block;color:var(--muted)}.mini-chart{height:190px;display:flex;align-items:flex-end;gap:4px;padding:1rem;background:white;border:1px solid var(--line);overflow-x:auto}.mini-chart>div{height:150px;min-width:22px;display:flex;flex-direction:column;justify-content:flex-end;align-items:center}.mini-chart span{width:100%;background:var(--green);min-height:3px}.mini-chart small{font-size:.63rem;transform:rotate(-45deg);margin-top:.35rem}.internal-login{max-width:480px;margin-top:10vh;padding:2rem;background:white;border:1px solid var(--line);box-shadow:var(--shadow)}.internal-category{margin:2rem 0}.internal-category article{background:white;border:1px solid var(--line);padding:1rem 1.2rem;margin:.75rem 0}.internal-category h3{margin:.1rem 0}.prose table{border-collapse:collapse;width:100%;overflow-x:auto}.prose th,.prose td{border:1px solid var(--line);padding:.5rem;vertical-align:top}.prose pre{white-space:pre-wrap}.danger{background:var(--danger)!important}
@media(max-width:700px){.visual-editor,.source-editor{min-height:480px}.editor-toolbar{position:static}.destination-list{grid-template-columns:1fr}}
.inline-form{display:inline}

/* Clear destination editing controls. */
.editor-entry-notice{font-size:1.05rem}.destination-book-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.destination-book-head h2{margin:.1rem 0}.destination-book-head>span{color:var(--muted);font-size:.9rem}.destination-list{display:block}.destination-card{display:flex;align-items:center;justify-content:space-between;gap:1.25rem;padding:1rem;border-top:1px solid var(--line);background:white}.destination-card:first-child{border-top:0}.destination-card h3{font-family:inherit;font-size:1.05rem;margin:0 0 .35rem}.destination-card p{margin:0}.destination-card small{color:var(--muted)}.destination-actions{display:flex;gap:.55rem;flex-shrink:0}.destination-actions .button{min-width:112px;text-align:center;background:#fff;color:var(--green);border:1px solid var(--green)}.editor-paste-instruction{padding:.8rem 1rem;background:#fff8df;border:1px solid #d8bf72;border-bottom:0}.visual-editor:empty:before{content:attr(data-placeholder);color:#89918d;font-style:italic;pointer-events:none}@media(max-width:700px){.destination-book-head,.destination-card{display:block}.destination-book-head>span{display:block;margin:.5rem 0}.destination-actions{margin-top:.8rem}.destination-actions .button{min-width:0}.destination-card{padding:1rem 0}}

/* Guaranteed large content-editing surface. */
.visual-editor{display:block!important;min-height:1400px!important;width:100%!important;border:3px solid var(--green)!important;background:#fff!important;box-shadow:inset 0 0 0 1px #dcd7ca}.visual-editor:empty:before{content:attr(data-placeholder);display:block;color:#6f7a75;font-size:1.1rem;font-style:italic}.editor-paste-instruction{font-size:1.05rem;background:#fff1b8;border:2px solid #b38b45;padding:1rem}.editor-paste-instruction strong{color:#153f39;letter-spacing:.03em}@media(max-width:700px){.visual-editor{min-height:900px!important}}
.content-index-list{list-style:none;margin:1.5rem 0;padding:0;border-top:1px solid var(--line)}.content-index-list li{display:flex;align-items:center;gap:.65rem;padding:1rem .2rem;border-bottom:1px solid var(--line)}.content-index-list a{font-family:Georgia,"Times New Roman",serif;font-size:1.22rem;font-weight:700;text-decoration:none}.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1rem}.panel-heading h2,.panel-heading p{margin-top:0}.content-items-panel{margin-top:2rem}.short-textarea{min-height:110px}@media(max-width:650px){.panel-heading{display:block}.panel-heading .button{margin-top:.5rem}.content-index-list a{font-size:1.08rem}}

/* Unlisted Adapted Chinese Books catalog and Admin controls. */
.chinese-catalog-nav{padding:1.2rem 0}.chinese-nav a[aria-current=page]{background:var(--green);color:#fff}.chinese-book-description{margin:.55rem 0 0 3.25rem}.catalog-empty{padding:1.5rem;border-left:4px solid var(--gold);background:#f5f0e5}.badge.hidden{background:#ececec;color:#555}.book-entry-head>.badge{margin-left:auto}.chinese-catalog-nav+.catalog{padding-top:3.5rem}.chinese-catalog-nav+.catalog .section-head h1{font-size:clamp(2.2rem,4vw,3.2rem);margin:0 0 .6rem}@media(max-width:700px){.chinese-book-description{margin-left:0}.chinese-nav{justify-content:flex-start}.book-entry-head>.badge{margin-left:0}}

/* Synchronized 25% book index and 75% catalog content. */
.catalog-layout{display:grid;grid-template-columns:minmax(250px,1fr) minmax(0,2fr);gap:3rem;align-items:start}.book-index-panel{position:sticky;top:1.25rem;max-height:calc(100vh - 2.5rem);overflow:auto;border:1px solid var(--line);border-radius:14px;padding:1.2rem;background:#f7f3e9;box-shadow:0 8px 24px rgba(24,48,42,.07)}.book-index-panel summary{font-family:Georgia,"Times New Roman",serif;font-size:1.35rem;font-weight:700;color:var(--ink);cursor:default;list-style:none;margin:0 0 .8rem;padding:0 0 .75rem;border-bottom:1px solid var(--line)}.book-index-panel summary::-webkit-details-marker{display:none}.book-index-panel ol{list-style:none;margin:0;padding:0}.book-index-panel li{margin:.22rem 0}.book-index-panel a{display:grid;grid-template-columns:2.25rem minmax(0,1fr);gap:.45rem;align-items:start;padding:.62rem .65rem;border-radius:8px;text-decoration:none;line-height:1.35;color:var(--green);overflow-wrap:anywhere}.book-index-panel a span{color:var(--gold);font-family:Georgia,"Times New Roman",serif;font-size:.9em;letter-spacing:.03em}.book-index-panel a:hover,.book-index-panel a:focus-visible{background:#fff;box-shadow:inset 3px 0 var(--gold)}.book-index-panel a[aria-current]{background:#fff;box-shadow:inset 3px 0 var(--green);font-weight:700}.catalog-layout>.book-list{min-width:0}.book-entry{scroll-margin-top:1.5rem}.book-entry:focus{outline:none}.book-entry:target{animation:book-target 1.4s ease}@keyframes book-target{0%,45%{background:#f5f0e5}100%{background:transparent}}
@media(max-width:760px) and (pointer:coarse){.catalog-layout{display:block}.book-index-panel{position:static;max-height:none;overflow:visible;padding:0;margin:0 0 1.5rem;background:white}.book-index-panel summary{cursor:pointer;margin:0;padding:.85rem 1rem;border:0}.book-index-panel summary::after{content:'＋';float:right;color:var(--green)}.book-index-panel[open] summary::after{content:'−'}.book-index-panel nav{max-height:55vh;overflow:auto;border-top:1px solid var(--line);padding:.45rem}.book-index-panel a{padding:.55rem}.book-entry{scroll-margin-top:.75rem}}

/* Clean one-third catalogue index: headings belong to the main column. */
.catalog-main{min-width:0}.catalog-main>.section-head{margin-top:0}.book-index-panel{position:static!important;max-height:none!important;overflow:visible!important;border:0!important;border-right:1px solid var(--line)!important;border-radius:0!important;padding:.25rem 2rem 0 0!important;background:transparent!important;box-shadow:none!important}.book-index-panel a{display:block!important;padding:.52rem .35rem!important;border-radius:4px!important;overflow-wrap:anywhere}.book-index-panel a:hover,.book-index-panel a:focus-visible{background:var(--cream)!important;box-shadow:inset 3px 0 var(--gold)!important}.book-index-panel a[aria-current]{background:var(--cream)!important;box-shadow:inset 3px 0 var(--green)!important}.catalog-main .section-head h1,.catalog-main .section-head h2{margin-top:0}
@media(max-width:760px) and (pointer:coarse){.book-index-panel{border:1px solid var(--line)!important;padding:0!important}.catalog-main>.section-head{margin-top:1.75rem}}

/* Higher-specificity safeguards against the earlier numbered-index layout. */
.catalog-layout>.clean-book-index{position:static!important;width:100%!important;min-width:0!important;max-height:none!important;overflow:visible!important;border:0!important;border-right:1px solid var(--line)!important;border-radius:0!important;padding:.25rem 2rem 0 0!important;background:transparent!important;box-shadow:none!important}.catalog-layout>.clean-book-index nav,.catalog-layout>.clean-book-index ol,.catalog-layout>.clean-book-index li{display:block!important;width:100%!important;min-width:0!important}.catalog-layout>.clean-book-index a{display:block!important;width:100%!important;min-width:0!important;white-space:normal!important;word-break:normal!important;overflow-wrap:break-word!important;padding:.55rem .6rem!important}

/* Edge-aligned 25% catalogue index. */
@media(min-width:761px){
  main .catalog>.container{width:100%;max-width:none;margin:0;padding:0 2rem 0 1rem}
  main .catalog-layout{grid-template-columns:minmax(220px,25%) minmax(0,75%)!important;gap:2.5rem}
  main .catalog-layout>.clean-book-index{padding:.25rem 1.1rem 0 0!important}
  main .catalog-layout>.clean-book-index summary{padding-left:.35rem}
  main .catalog-layout>.clean-book-index a{padding:.52rem .35rem!important}
  main .catalog-main{padding-right:1rem}
}

/* Keep all Book Index lettering consistently green. */
.catalog-layout>.clean-book-index summary,
.catalog-layout>.clean-book-index a,
.catalog-layout>.clean-book-index a:visited,
.catalog-layout>.clean-book-index a:hover,
.catalog-layout>.clean-book-index a:focus-visible,
.catalog-layout>.clean-book-index a[aria-current]{color:var(--green)!important}

/* Each independent language library has its own localized banner image. */
.hero.foreign-library-hero{aspect-ratio:2048/615;min-height:220px;padding:0;background-position:center;background-size:cover;background-repeat:no-repeat;border-bottom:1px solid #b38b45}
.hero.foreign-library-hero-spanish{background-image:url('/wordpair-banner-spanish.webp')}
.hero.foreign-library-hero-french{background-image:url('/wordpair-banner-french.webp')}
.hero.foreign-library-hero-german{background-image:url('/wordpair-banner-german.webp')}
.hero.foreign-library-hero-japanese{background-image:url('/wordpair-banner-japanese.webp')}
@media(max-width:560px){.hero.foreign-library-hero{min-height:120px}}