:root{color-scheme:light;--bg:#f8f9f6;--card:#fff;--ink:#172b28;--muted:#727d76;--line:#e0e6df;--green:#29634f;--soft:#eaf0e8;--hero:#eff3eb;--shadow:0 12px 32px #233c2809;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-synthesis:none}html[data-theme=dark]{color-scheme:dark;--bg:#111b18;--card:#17231e;--ink:#e2ece5;--muted:#9baca1;--line:#2d3b32;--green:#a1d1ab;--soft:#24392b;--hero:#19271f;--shadow:0 12px 32px #0002}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}header{max-width:1220px;margin:auto;height:100px;display:flex;align-items:center;justify-content:space-between;padding:0 40px;border-bottom:1px solid var(--line)}.brand{font-size:27px;letter-spacing:-1.3px;font-weight:750;display:flex;align-items:center;gap:9px}.brand-icon{width:34px;height:36px;background:var(--green);color:var(--bg);border-radius:9px;font-size:23px;text-align:center;letter-spacing:0}.brand-dot{color:var(--green);margin-left:-8px}nav{display:flex;gap:30px;align-items:center;font-size:13px;font-weight:550}nav a:hover{color:var(--green)}#theme-toggle{height:34px;width:34px;border:1px solid var(--line);background:var(--card);border-radius:50%;font-size:20px;display:grid;place-items:center}main{max-width:1140px;padding:0 0 75px;margin:auto;min-height:75vh}.hero{padding:76px 0 60px;position:relative}.eyebrow{font-size:10px;letter-spacing:2.1px;font-weight:700;color:var(--green);text-transform:uppercase;display:flex;align-items:center;gap:9px}.tiny-dot{width:6px;height:6px;border-radius:50%;background:var(--green)}h1{font-family:Georgia,"Times New 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.15s}.language-card:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--shadow)}.language-code{text-transform:uppercase;position:absolute;right:20px;top:19px;border:1px solid var(--line);border-radius:4px;font-size:9px;letter-spacing:1px;padding:1px 5px;color:var(--muted)}.language-native{font-size:25px;line-height:1.5;max-width:82%;color:var(--green);font-weight:450;align-self:flex-start;margin-top:5px;min-height:40px}.language-card h3{font-size:13px;font-weight:600;margin:8px 0 18px}.language-count{font-size:10px;color:var(--muted);display:flex;justify-content:space-between;margin-top:auto}.language-count span{font-size:15px;color:var(--green)}footer{max-width:1140px;margin:auto;padding:28px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;color:var(--muted);font-size:10px}footer a{color:var(--green)}.back{display:inline-block;color:var(--muted);font-size:12px;margin-top:32px}.back:hover{color:var(--green)}.page-heading{padding:37px 0 27px}.page-heading h1{font-size:50px;margin:16px 0;letter-spacing:-1.7px}.page-heading h1 em{font-size:30px;margin-left:14px}.page-heading p{color:var(--muted);font-size:13px}.filter-bar{display:flex;gap:12px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:13px}.search-label{display:flex;align-items:center;gap:12px;flex:1;background:var(--card);border:1px solid var(--line);border-radius:7px;padding:0 14px}.search-label>span{font-size:24px;color:var(--muted)}input,select,textarea{min-width:0;background:var(--card);border:1px solid var(--line);border-radius:7px;padding:10px 12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 2px var(--soft)}.search-label input{width:100%;border:0;padding-left:0;box-shadow:none}.button{display:inline-flex;align-items:center;justify-content:center;gap:5px;padding:10px 18px;background:var(--green);color:var(--bg);border:1px solid var(--green);border-radius:7px;font-size:12px;font-weight:600;cursor:pointer}.secondary{background:var(--card);color:var(--ink);border-color:var(--line)}.button:disabled{opacity:.45;cursor:wait}.word-row{display:grid;grid-template-columns:36% 1fr 24px;align-items:center;gap:30px;padding:21px 20px 21px 0;border-bottom:1px solid var(--line);transition:background .15s}.word-row:hover{background:var(--soft)}.word-row h2{font-size:20px;font-weight:500;line-height:1.5;margin:0 0 5px;text-align:start;overflow-wrap:anywhere}.type-tag{font-size:9px;letter-spacing:.3px;color:var(--green);background:var(--soft);padding:3px 7px;border-radius:4px;display:inline-block}.word-row>p{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.row-arrow{color:var(--green)}.pagination{display:flex;align-items:center;gap:15px;margin-top:26px;font-size:11px;color:var(--muted)}.entry{max-width:760px;margin:0 auto}.entry-heading{padding:50px 0 25px;border-bottom:1px solid var(--line)}.entry h1{font-size:57px;overflow-wrap:anywhere;line-height:1.2;letter-spacing:-1.8px}.pronunciation{color:var(--muted);font-size:17px}.entry section{padding:30px 0;border-bottom:1px solid var(--line)}.entry section>h2{font-size:16px;font-weight:600;margin:0 0 22px}.definition>p{font-family:Georgia,serif;font-size:25px;line-height:1.65}.examples{display:flex;flex-direction:column;gap:16px}.example{display:flex;gap:20px;background:var(--card);border:1px solid var(--line);border-radius:9px;padding:22px}.example>span{font-size:10px;letter-spacing:1px;color:var(--muted);padding-top:4px}.example p{margin:0;font-size:17px;line-height:1.9}.example .muted{font-size:13px;color:var(--muted);margin-top:6px}.example p:empty{display:none}.lexical-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.lexical-grid p{font-size:15px}.entry-note{font-size:12px;color:var(--muted)}.entry-note small{font-size:10px}.sources a{font-size:12px;color:var(--green);text-decoration:underline}.about{padding-top:60px;font-size:16px;line-height:1.9}.about h2{font-size:24px;margin-top:35px}.lead{font-size:23px;color:var(--green)}.empty,.rate-page{padding:90px 15px;text-align:center;color:var(--muted)}.rate-page .eyebrow{justify-content:center}.rate-page h1{color:var(--ink);font-size:55px}.rate-page .button{margin-top:20px}a:focus-visible,button:focus-visible{outline:2px solid var(--green);outline-offset:5px}.admin-head{display:flex;justify-content:space-between;align-items:center;margin:35px 0}.admin-head h1{font-size:40px}.toolbar{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin:15px 0}.toolbar input{flex:1;min-width:170px}.admin-table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;width:100%;font-size:12px;background:var(--card)}td,th{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:1px}td button{border:0;background:transparent;color:var(--green);font-weight:600}.worker{border:1px solid var(--line);border-radius:9px;padding:18px;margin-bottom:22px;background:var(--card)}.worker p{font-size:12px;color:var(--muted)}pre{font-size:11px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:260px;overflow:auto}.notice{font-size:12px;color:var(--green);min-height:22px}.login{max-width:400px;margin:90px auto}.login h1{font-size:45px}.login label{display:block;font-size:12px;margin:16px 0}.login input{display:block;width:100%;margin-top:7px}dialog{width:min(1000px,96vw);max-height:92vh;overflow:auto;border:1px solid var(--line);border-radius:12px;padding:28px;background:var(--bg);color:var(--ink)}dialog::backdrop{background:#0008}.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}.fields label{font-size:11px;overflow-wrap:anywhere;color:var(--muted)}.fields textarea,.fields input,.fields select{display:block;width:100%;margin-top:6px;font-size:14px;resize:vertical}.fields textarea{min-height:95px}dialog .toolbar{position:sticky;bottom:0;background:var(--bg);padding:15px 0;border-top:1px solid var(--line)}.table-meta{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);margin:16px 0}@media(min-width:1000px){.hero:after{content:'Aa 文';font-family:Georgia,serif;font-style:italic;font-size:120px;letter-spacing:-10px;position:absolute;right:16px;top:125px;color:var(--green);opacity:.11;transform:rotate(-8deg);pointer-events:none}}@media(max-width:1200px){main,footer{margin:0 40px}}@media(max-width:800px){.language-grid{grid-template-columns:repeat(3,minmax(0,1fr))}h1{font-size:58px}.word-row{gap:18px}.fields{grid-template-columns:1fr}}@media(max-width:580px){header{height:78px;padding:0 20px}.brand{font-size:23px}.brand-icon{font-size:20px;width:29px;height:32px}nav{gap:16px;font-size:11px}main,footer{margin:0 20px}.hero{padding:52px 0 40px}h1{font-size:47px;letter-spacing:-1.8px}.hero>p{font-size:14px}.desktop{display:none}.hero-stats{font-size:10px;gap:6px}.section-heading>span{display:none}.language-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.language-card{padding:18px 16px;min-height:166px}.language-native{font-size:23px}.language-code{right:13px;top:13px}.language-card h3{font-size:12px}.language-count{font-size:9px}footer{flex-direction:column;gap:8px}.page-heading h1{font-size:38px}.page-heading h1 em{display:block;font-size:24px;margin:12px 0}.filter-bar{flex-wrap:wrap;gap:8px}.search-label{flex-basis:100%}.filter-bar select{flex:1}.word-row{grid-template-columns:1fr 20px;gap:3px;padding:19px 5px}.word-row>p{grid-column:1;grid-row:2;margin:6px 0}.row-arrow{grid-row:1/3;grid-column:2}.word-row h2{font-size:19px}.entry h1{font-size:40px}.entry-heading{padding-top:35px}.definition>p{font-size:22px}.example{padding:17px;gap:12px}.example p{font-size:16px}.lexical-grid{grid-template-columns:1fr;gap:15px}.lexical-grid p{margin:7px 0}.about{padding-top:35px}.admin-head{align-items:start}.admin-head h1{font-size:32px}.rate-page h1{font-size:39px}dialog{padding:18px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* CEFR, type and letter filters follow the reference directory structure. */
.library-search{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;align-items:center;margin:0 0 26px}.library-search .search-label{max-width:360px}.library-search .button{min-width:112px;padding:12px 22px}.type-select{display:flex;align-items:center;gap:12px;margin-left:10px;font-size:12px;color:var(--muted)}.type-select select{min-width:150px}.cefr-filters{padding:20px;background:var(--soft);border-radius:10px;margin-bottom:28px}.cefr-filters>h2{font-size:10px;letter-spacing:1.5px;color:var(--muted);font-weight:600;margin:0 0 15px}.cefr-cards{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px}.cefr-card{--level:#87928b;border:1px solid var(--level);border-radius:8px;padding:13px 6px;display:flex;align-items:center;flex-direction:column;justify-content:center;min-height:113px;color:var(--level);background:color-mix(in srgb,var(--level) 7%,transparent);line-height:1.5;text-align:center;transition:box-shadow .15s,transform .15s}.cefr-card strong{font-size:22px;font-weight:700;line-height:1.3}.cefr-card>span{font-size:11px;min-height:20px}.cefr-card>small{font-size:10px;margin-top:7px}.cefr-a1{--level:#338349}.cefr-a2{--level:#258d87}.cefr-b1{--level:#426dd5}.cefr-b2{--level:#7852dc}.cefr-c1{--level:#a87313}.cefr-c2{--level:#bb4f73}.cefr-all{--level:var(--ink);background:var(--card);border-color:var(--line)}.cefr-card.selected{box-shadow:0 0 0 2px var(--level)}.cefr-card:hover{transform:translateY(-2px)}html[data-theme=dark] .cefr-a1{--level:#88d7a2}html[data-theme=dark] .cefr-a2{--level:#77d5c9}html[data-theme=dark] .cefr-b1{--level:#94b8f4}html[data-theme=dark] .cefr-b2{--level:#b2a3f7}html[data-theme=dark] .cefr-c1{--level:#e5c754}html[data-theme=dark] .cefr-c2{--level:#ec9caf}.cefr-all.selected{background:var(--ink);color:var(--bg);box-shadow:none}.cefr-note{font-size:10px;color:var(--muted);margin:14px 0 0}.letter-filters{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;background:var(--soft);border-radius:10px;padding:19px;margin-bottom:25px}.letter-button{min-width:37px;height:38px;border:1px solid var(--line);border-radius:5px;background:var(--card);color:var(--muted);font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;padding:0 10px}.letter-button.selected{background:var(--green);color:var(--bg);border-color:var(--green)}.result-summary{color:var(--muted);font-size:11px;margin:18px 0 5px}.type-tag:empty{display:none}@media(max-width:800px){.cefr-cards{grid-template-columns:repeat(4,minmax(0,1fr))}.type-select{margin-left:0}.library-search .search-label{max-width:none}}@media(max-width:580px){.library-search{padding:15px;gap:12px}.library-search .search-label{flex-basis:calc(100% - 100px)}.library-search .button{min-width:85px;padding:11px 15px}.type-select{width:100%;justify-content:space-between}.type-select select{flex:1;max-width:75%}.cefr-filters{padding:17px}.cefr-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.cefr-card{min-height:108px}.cefr-card>span{font-size:10px}.letter-filters{padding:14px;gap:7px}.letter-button{min-width:34px;height:35px;padding:0 8px}}
.markdown p{margin:0 0 .8em}.markdown p:last-child{margin-bottom:0}.markdown strong{font-weight:700}.markdown a{text-decoration:underline;color:var(--green)}.markdown code{font-family:ui-monospace,monospace;background:var(--soft);padding:1px 4px;border-radius:3px}.definition .markdown{font-family:Georgia,serif;font-size:25px;line-height:1.65}.example .markdown.muted p{color:var(--muted);font-size:13px}.entry-navigation{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:28px 0}.word-navigation-link{padding:17px 20px;border:1px solid var(--line);background:var(--card);border-radius:8px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}.word-navigation-link[rel=next]{text-align:right;align-items:flex-end}.word-navigation-link>span{font-size:10px;color:var(--muted)}.word-navigation-link strong{font-size:15px;font-weight:550;overflow-wrap:anywhere}.word-navigation-link:hover{border-color:var(--green)}@media(max-width:580px){.definition .markdown{font-size:22px}.word-navigation-link{padding:14px}.word-navigation-link strong{font-size:13px}}