:root{color-scheme:light;--paper:#f7f6f0;--ink:#263629;--muted:#677162;--green:#416044;--line:#dce0d4;--serif:"Songti SC","STSong","Noto Serif CJK SC",Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid #98732d;outline-offset:5px}a{touch-action:manipulation}.site-shell{max-width:1160px;padding:0 40px;margin:auto}.skip-link{position:absolute;top:-100px;left:16px;z-index:5;background:white;padding:14px}.skip-link:focus{top:12px}.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:112px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-family:var(--serif);font-size:24px;font-weight:700;letter-spacing:2px}.brand-mark{display:grid;place-items:center;background:var(--green);color:white;border-radius:12px;width:46px;height:46px;font-size:29px;letter-spacing:0}.brand small{display:block;font:10px/1.6 var(--sans);letter-spacing:2.5px;color:var(--muted)}.header-link{display:flex;align-items:center;gap:12px;font-size:12px;min-height:44px}.header-link>span[lang]{font-size:11px;color:var(--muted)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;padding:72px 0 80px}.eyebrow{color:var(--green);font-size:10px;font-weight:700;letter-spacing:2px;margin:0 0 23px}h1{font:500 clamp(34px,4.1vw,52px)/1.4 var(--serif);letter-spacing:-1px;margin:0}h1 span{color:var(--green)}.hero-english{font-family:Georgia,serif;font-size:19px;line-height:1.6;color:var(--green);max-width:380px;margin:17px 0}.hero-description{font-size:14px;line-height:1.9;color:var(--muted);margin:18px 0 28px}.primary-link{display:inline-flex;align-items:center;gap:14px;border-bottom:1px solid var(--green);min-height:48px;font-size:13px}.primary-link span[lang]{font-size:11px;color:var(--muted)}.paper-scene{position:relative;padding:24px 20px 35px}.paper-back{position:absolute;inset:29px 13px 36px 33px;background:#e8e9dc;transform:rotate(6deg);border:1px solid #d9dccd}.practice-paper{position:relative;background:#fffefa;padding:23px 25px 28px;box-shadow:0 10px 32px #31462b0b;transform:rotate(-4deg);border:1px solid #e7e6da}.paper-top{display:flex;justify-content:space-between;font-size:9px;color:#79816f;margin-bottom:24px;letter-spacing:1px}.specimen{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #ccd4c0;border-left:1px solid #ccd4c0}.specimen>span{display:grid;place-items:center;aspect-ratio:1;border-right:1px solid #ccd4c0;border-bottom:1px solid #ccd4c0;font:clamp(26px,4vw,46px)/1 var(--serif);color:#526b4c;background-image:linear-gradient(90deg,transparent calc(50% - .5px),#dce2d3 calc(50% - .5px),#dce2d3 calc(50% + .5px),transparent calc(50% + .5px)),linear-gradient(transparent calc(50% - .5px),#dce2d3 calc(50% - .5px),#dce2d3 calc(50% + .5px),transparent calc(50% + .5px))}.specimen .trace{color:#b2bdab}.paper-bottom{font:11px var(--serif);text-align:center;color:#7b866f;margin-top:24px;letter-spacing:2px}.paper-note{position:absolute;bottom:0;right:15px;font:italic 13px Georgia,serif;color:var(--muted);transform:rotate(-4deg)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin:0 0 27px}.section-heading .eyebrow{margin-bottom:12px}h2{font:500 27px/1.5 var(--serif);margin:0}.section-heading p[lang]{font:14px/1.5 Georgia,serif;color:var(--muted);margin:8px 0 0}.section-count{font:30px Georgia,serif;color:var(--green);white-space:nowrap}.section-count span{display:block;font:9px var(--sans);letter-spacing:1px;margin-top:6px}.hanzi-card{display:grid;grid-template-columns:1fr 1fr;border:1px solid #cbd5c2;border-radius:18px;overflow:hidden;background:#fcfcf6}.hanzi-summary{padding:32px;background:#edf0e5}.card-top{display:flex;align-items:center;gap:20px;margin-bottom:24px}.category-mark{font:44px var(--serif);width:66px;height:66px;display:grid;place-items:center;background:#f8f9f1;border:1px solid #cbd5c2;border-radius:12px}.status{color:#416044;font-size:11px;line-height:1.7}.status>span{font-size:8px;margin-right:4px}.hanzi-summary h3{font:500 27px var(--serif);margin:0 0 18px}.hanzi-summary h3>span{display:block;font:15px Georgia,serif;margin-top:8px;color:var(--green)}.hanzi-summary p{font-size:13px;line-height:1.9;margin:0;color:#596651}.hanzi-summary .english-description{font-size:12px;margin-top:8px}.features{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}.features span{font-size:10px;border:1px solid #d1d9c8;border-radius:4px;padding:6px 8px;color:#596651}.locale-panel{padding:34px}.locale-panel h4{font-size:15px;font-weight:500;margin:0}.locale-panel>p{font-size:11px;color:var(--muted);margin:8px 0 23px}.locale-links{display:grid;grid-template-columns:1fr 1fr;gap:12px}.locale-links a{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:91px;padding:17px 14px;border:1px solid #dce0d3;border-radius:9px;background:#fffefa;font-size:15px;transition:background .15s,border-color .15s}.locale-links a:hover{background:#edf1e6;border-color:#718b65}.locale-links small{display:block;font-size:10px;color:var(--muted);margin-top:9px;line-height:1.6}.locale-links a>span:last-child{font-size:18px;color:#627a56}.upcoming-heading{display:flex;align-items:baseline;gap:16px;margin:32px 0 16px}.upcoming-heading h3{font-size:13px;font-weight:500;margin:0}.upcoming-heading p{font-size:11px;color:var(--muted);margin:0}.upcoming-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.upcoming-card{padding:22px;border:1px solid var(--line);border-radius:12px;background:#f4f4ec}.letter{display:block;font:34px Georgia,serif;color:#697863;margin-bottom:20px}.letter.arabic{font-family:serif;text-align:left}.upcoming-card h4{font-size:15px;font-weight:500;margin:0;text-align:left}.upcoming-card p{font-size:11px;color:var(--muted);margin:8px 0 20px;line-height:1.5}.coming{display:inline-block;font-size:9px;color:#687160;background:#e9ebdf;border-radius:4px;padding:5px 7px;line-height:1.6}.closing-note{display:flex;align-items:center;justify-content:center;gap:19px;padding:52px 0;color:#68775d}.closing-note>span{font-size:26px}.closing-note p{font:15px/1.8 var(--serif);margin:0}.closing-note p>span{display:block;font:12px/1.8 Georgia,serif}footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;padding:25px 0 30px;font-size:11px;color:var(--muted)}footer p{margin:0}footer span[lang],footer p span{font-size:10px;margin-left:9px}@media(max-width:900px){.hero{gap:24px;padding:55px 0 65px}.site-shell{padding:0 28px}.locale-panel,.hanzi-summary{padding:25px}.locale-links{grid-template-columns:1fr}.locale-links a{min-height:65px;padding:12px 14px}.locale-links small{margin-top:4px}.upcoming-card{padding:18px}}@media(max-width:640px){.site-shell{padding:0 20px}.site-header{min-height:94px;gap:10px}.brand{font-size:20px;gap:9px}.brand-mark{width:40px;height:40px}.header-link{font-size:11px;gap:6px}.header-link>span[lang]{display:none}.hero{grid-template-columns:1fr;gap:20px;padding:42px 0 45px}.hero-copy{text-align:center}.eyebrow{font-size:9px;margin-bottom:19px}h1{font-size:clamp(32px,7.6vw,44px);letter-spacing:0}.hero-english{font-size:17px;max-width:300px;margin:15px auto}.hero-description{font-size:13px}.primary-link{gap:9px;font-size:12px}.primary-link span[lang]{font-size:10px}.paper-scene{max-width:340px;width:100%;margin:auto;padding:20px 23px 29px}.practice-paper{padding:19px 20px}.specimen>span{font-size:36px}.paper-top{margin-bottom:16px;font-size:8px}.paper-bottom{margin-top:17px}.paper-note{font-size:11px}.section-heading{gap:12px}.section-heading h2{font-size:22px}.section-heading p[lang]{font-size:12px;max-width:235px}.section-count{font-size:24px}.section-count span{font-size:8px}.hanzi-card{grid-template-columns:1fr}.hanzi-summary{padding:25px}.card-top{margin-bottom:19px}.hanzi-summary h3{font-size:25px}.hanzi-summary p br{display:none}.locale-panel{padding:25px}.locale-links{grid-template-columns:1fr 1fr;gap:10px}.locale-links a{min-height:87px;padding:12px 10px;font-size:14px}.locale-links small{font-size:10px;max-width:105px}.upcoming-heading{display:block;margin-top:28px}.upcoming-heading p{margin-top:7px}.upcoming-grid{grid-template-columns:1fr 1fr;gap:12px}.upcoming-card{padding:20px 16px}.letter{font-size:30px;margin-bottom:15px}.upcoming-card h4{font-size:14px}.upcoming-card p{font-size:10px}.coming{font-size:8px;padding:5px}.closing-note{padding:37px 0;gap:13px}.closing-note p{font-size:13px}.closing-note p>span{font-size:11px}footer{align-items:flex-start;font-size:10px}footer p{text-align:right;line-height:1.8}footer p span{display:block;margin:0;font-size:9px}footer>span>span{display:block;margin:7px 0 0!important}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.locale-links a{transition:none}}

.tool-entry{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:72px;padding:18px;border:1px solid #cbd5c2;border-radius:9px;background:#fffefa;font-size:15px;line-height:1.6}.tool-entry:hover{background:#edf1e6}.locale-panel{display:flex;flex-direction:column;justify-content:center}.locale-panel>p{line-height:1.8;font-size:12px}.paper-note{max-width:95%;text-align:right}html[lang="en"] h1{font-size:clamp(30px,3.7vw,46px)}@media(max-width:640px){.section-heading h2{overflow-wrap:anywhere}.section-count{flex-shrink:0}.paper-bottom{letter-spacing:0;line-height:1.5}html[lang="en"] .header-link{max-width:115px;line-height:1.5}html[lang="en"] h1{font-size:32px}.brand{letter-spacing:1px}.tool-entry{font-size:14px}}
/* A single, progressively enhanced language disclosure. */
.header-actions{display:flex;align-items:center;gap:24px;min-width:0}.language-picker{position:relative;flex-shrink:0;z-index:10}.language-picker summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 10px;cursor:pointer;border:1px solid transparent;border-radius:8px;font-size:12px;touch-action:manipulation}.language-picker summary::-webkit-details-marker{display:none}.language-picker summary:hover,.language-picker[open] summary{background:#e7eddf;border-color:#d1d9c8}.language-picker summary:focus-visible{outline:3px solid #98732d;outline-offset:3px}.globe{width:23px;height:23px;flex-shrink:0}.chevron{width:12px;height:12px}.language-picker[open] .chevron{transform:rotate(180deg)}.language-menu{position:absolute;inset-inline-end:0;top:calc(100% + 10px);width:250px;max-width:calc(100vw - 40px);max-height:min(560px,70vh);overflow:auto;overscroll-behavior:contain;padding:8px;background:#fffefa;border:1px solid #dce0d4;border-radius:12px;box-shadow:0 12px 36px #26362920}.language-menu p{font-size:11px;color:var(--muted);padding:10px 12px;margin:0;border-bottom:1px solid var(--line)}.language-menu a{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:44px;padding:10px 12px;border-radius:6px;font-size:14px;line-height:1.5}.language-menu a:hover{background:#f0f2e9}.language-menu a[aria-current]{background:#e7eddf;color:var(--green);font-weight:600}.language-menu a:focus-visible{outline-offset:-3px}.hero-copy,.hanzi-summary,.locale-panel{min-width:0}.hero-copy h1,.header-link,.tool-entry,.upcoming-card{overflow-wrap:anywhere}.upcoming-card h4{text-align:start}.paper-scene{direction:ltr}html[dir="rtl"] .eyebrow{letter-spacing:0}html[dir="rtl"] .hero-copy,html[dir="rtl"] .locale-panel,html[dir="rtl"] .hanzi-summary{text-align:right}html[dir="rtl"] .paper-top,html[dir="rtl"] .paper-bottom{direction:rtl}html[dir="rtl"] .status>span{margin-right:0;margin-inline-end:4px}@media(max-width:640px){.header-actions{gap:8px}.header-actions .header-link{display:none}.current-language{display:none}.language-picker summary{padding:8px}.language-menu{max-height:65vh}.site-header{position:relative}html[dir="rtl"] .hero-copy{text-align:center}.paper-bottom{overflow-wrap:anywhere}}
/* Shipped practice subjects sit alongside Hanzi, with truthful interface notices. */
.practice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}.practice-card{display:flex;flex-direction:column;min-width:0;padding:28px;border:1px solid #cbd5c2;border-radius:16px;background:#fcfcf6;overflow-wrap:anywhere}.practice-card .card-top{justify-content:space-between;gap:16px;margin-bottom:20px}.practice-sample{display:block;font:36px/1.2 Georgia,"Noto Serif CJK JP",serif;color:var(--green)}.practice-card h3{font:500 24px/1.35 var(--serif);margin:0 0 12px}.practice-description{font-size:13px;line-height:1.8;color:#596651;margin:0 0 20px}.practice-interface{font-size:11px;line-height:1.7;color:var(--muted);margin:auto 0 12px}.practice-interface.is-fallback{padding-inline-start:10px;border-inline-start:2px solid #cbd5c2}.practice-card .tool-entry{min-height:58px;padding:14px 16px;font-size:13px}.upcoming-grid{grid-template-columns:repeat(2,minmax(0,1fr))}html[dir="rtl"] .practice-card{text-align:right}@media(max-width:640px){.practice-grid{grid-template-columns:1fr;gap:14px;margin-top:14px}.practice-card{padding:23px}.practice-card h3{font-size:23px}.practice-card .card-top{margin-bottom:16px}.practice-description{margin-bottom:16px}}
/* Static, locale-specific model and trace examples. No webfont or script needed. */
figure.paper-scene{margin:0;min-width:0}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.specimen{--sample-font:Georgia,"Times New Roman",serif}
.specimen>span{font-family:var(--sample-font);min-width:0}
.specimen-hanzi{--sample-font:"Songti SC","STSong","Noto Serif CJK SC",serif}
.specimen-traditional{--sample-font:"Songti TC","Noto Serif CJK TC","PMingLiU",serif}
.specimen-japanese{--sample-font:"Yu Mincho","Hiragino Mincho ProN","Noto Serif CJK JP",serif}
.specimen-korean{--sample-font:"Batang","Noto Serif CJK KR",serif}
.specimen-ruled{display:grid;grid-template-columns:minmax(0,1fr);border:0;gap:8px}
.specimen-ruled>span{display:block;aspect-ratio:auto;min-height:64px;padding:9px 12px 13px;border:0;border-bottom:1px solid #ccd4c0;font-size:clamp(28px,3.3vw,42px);line-height:1;white-space:nowrap;text-align:start;background-image:linear-gradient(transparent 43%,#e4e8de 43%,#e4e8de calc(43% + 1px),transparent calc(43% + 1px));}
.specimen-arabic{--sample-font:"Noto Naskh Arabic","Amiri","Geeza Pro",serif}
.specimen-arabic>span{line-height:1.5;padding-block:0;min-height:64px;letter-spacing:0}
.paper-top{gap:12px;line-height:1.5;flex-wrap:wrap}
.paper-bottom{letter-spacing:0;line-height:1.6;overflow-wrap:anywhere}
html[dir="rtl"] .paper-note{direction:rtl}
@media(max-width:640px){figure.paper-scene{margin-inline:auto}.specimen-ruled>span{font-size:32px;min-height:58px;padding-inline:8px}.specimen-arabic>span{font-size:34px;line-height:1.55}}

/* Whole phrases retain natural spacing; relative sizing follows the paper, not viewport. */
.specimen-ruled{container-type:inline-size}
.specimen-ruled>span{font-size:clamp(14px,8cqi,28px);line-height:1.35;min-height:64px;padding:12px 8px;white-space:nowrap}
.specimen-arabic>span{font-size:clamp(20px,12cqi,38px);line-height:1.65;padding-block:0;letter-spacing:0}
.specimen-korean>span{font-size:clamp(22px,13cqi,36px);line-height:1.5}

/* Consistent card actions; keep the selected language in each accessible name. */
.hanzi-card .tool-entry,.practice-card .tool-entry{min-height:58px;padding:14px 16px;font-size:13px;line-height:1.6}.practice-card .tool-entry{margin-top:auto}