@font-face{font-family:"Study Sans JP";src:url("/assets/fonts/study-sans-jp.4b29cd9880b2.woff") format("woff");font-style:normal;font-weight:100 900;font-display:swap;unicode-range:U+3000-30FF,U+31F0-31FF,U+3400-4DBF,U+4E00-9FFF,U+F900-FAFF,U+FF00-FFEF}
@font-face{font-family:"Study Sans KR";src:url("/assets/fonts/study-sans-kr.35ca4b1f93f1.woff") format("woff");font-style:normal;font-weight:100 900;font-display:swap}
:root{--ink:#28302f;--muted:#56615a;--brand:#a64e42;--brand-dark:#843c33;--coral:#bd6859;--border:#e5e6e1;--paper:#fff;--canvas:#f8f9f6;--soft:#faf1ed;--cream:#faf8f2;--radius:12px;--header-min-height:92px;--header-height:93px;--sticky-nav-height:58px;--toc-bar-height:60px;--text:"Study Sans JP","Study Sans KR","Noto Sans JP","Noto Sans KR","Yu Gothic","Malgun Gothic","Apple SD Gothic Neo",sans-serif;--jp:var(--text)}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 24px)}
body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--text);font-size:16px;font-weight:400;font-synthesis:none;letter-spacing:0;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:4px}
button,input,textarea{font:inherit}
button,a,input,textarea,summary{touch-action:manipulation}
button,a{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #cf9570;outline-offset:4px}
[hidden]{display:none!important}
.skip-link{position:fixed;left:16px;top:-70px;z-index:100;background:#fff;border:2px solid var(--brand);padding:12px 18px;border-radius:8px}
.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--border)}
.header-inner{max-width:1440px;min-height:var(--header-min-height);margin:auto;padding:20px 36px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:13px;min-width:0;color:var(--ink);flex:0 1 auto}
.brand:hover{text-decoration:none}
.brand img{width:44px;height:44px;flex:0 0 44px}
.brand-text{display:flex;flex-direction:column;gap:5px;min-width:0}
.brand-text strong{font-size:20px;font-weight:700;line-height:1.35;letter-spacing:-.6px;white-space:nowrap}
.brand-text small{font-size:12px;color:var(--muted);line-height:1.4;letter-spacing:.25px}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:27px;white-space:nowrap;font-size:14px;font-weight:500}
.main-nav a{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:8px 0;color:#525e57;line-height:1.5}
.main-nav a:hover{color:var(--brand);text-decoration:none}
.main-nav a[aria-current="page"]{color:var(--ink);font-weight:700}
.main-nav a[aria-current="page"]:after{position:absolute;content:"";height:2px;left:0;right:0;bottom:0;background:var(--coral)}
.preview-badge{flex:0 0 auto;padding:5px 9px;border:1px solid #e7d8cf;background:var(--cream);border-radius:5px;color:#69513f;font-size:12px;line-height:1.5;white-space:nowrap}
.preview-banner{margin:0;padding:10px 24px;text-align:center;background:var(--cream);border-bottom:1px solid var(--border);color:var(--muted);font-size:13px;line-height:1.8}
.site-shell{max-width:1440px;margin:0 auto;padding:32px 36px 80px;display:grid;grid-template-columns:280px minmax(0,1fr);gap:36px;align-items:start}
.contents{min-width:0;position:sticky;top:calc(var(--header-height) + 24px)}
#site-toc{max-height:calc(100vh - var(--header-height) - 54px);max-height:calc(100dvh - var(--header-height) - 54px);overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#cecec5 transparent;padding:8px 9px 16px 0}
#site-toc::-webkit-scrollbar{width:5px}
#site-toc::-webkit-scrollbar-thumb{background:#cecec5;border-radius:5px}
.toc-toggle{display:none}
.toc-caption{margin:0 10px 18px;font-size:13px;font-weight:700;color:#56615a;letter-spacing:1px;display:flex;align-items:center;justify-content:space-between}
.toc-close{display:none}
.toc-start{display:block;min-height:44px;margin:0 0 17px;padding:11px 12px;border:1px solid var(--border);border-radius:8px;color:var(--ink);font-size:15px;font-weight:700;background:#fff}
.toc-start:hover{background:var(--soft);text-decoration:none}
.toc-start[aria-current="page"]{color:var(--brand);border-color:#e3c9bc;background:var(--soft)}
.toc-group{margin:0 0 13px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.toc-group:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}
.toc-group summary{display:flex;align-items:center;min-height:44px;gap:8px;font-size:14px;font-weight:700;padding:8px 10px;margin:0 0 5px;color:#526058;cursor:pointer;list-style:none;line-height:1.8;user-select:none}
.toc-group summary::-webkit-details-marker{display:none}
.toc-group summary:after{content:"›";font-size:20px;line-height:1;transform:rotate(0deg);transition:transform .15s}
.toc-group[open]>summary:after{transform:rotate(90deg)}
.toc-topic-name{flex:1;min-width:0;overflow-wrap:anywhere}
.toc-count{font-size:12px;font-weight:500;color:#56615a;white-space:nowrap}
.topic-hub-link{white-space:nowrap;font-size:10px;font-weight:500}
.contents ol{padding:0;margin:0;list-style:none}
.contents li{margin:2px 0}
.contents li a{display:flex;align-items:flex-start;min-height:44px;gap:9px;padding:10px 9px;border-radius:7px;font-size:15px;line-height:1.8;color:#404e46;border-left:3px solid transparent}
.contents li a:hover{background:#eeefea;text-decoration:none}
.contents li a[aria-current="page"]{background:var(--soft);border-left-color:var(--coral);color:var(--brand-dark);font-weight:700}
.contents li a>span:nth-child(2){min-width:0;overflow-wrap:anywhere}
.toc-number{font-size:12px;color:#56615a;min-width:21px;line-height:2.15;font-variant-numeric:tabular-nums;font-weight:500}
.current-marker{margin-left:auto;color:var(--brand-dark);font-size:12px;white-space:nowrap;line-height:2.2;font-weight:700}
.toc-topics{display:flex;flex-wrap:wrap;gap:10px;padding:20px 10px 0;border-top:1px solid var(--border);margin-top:15px;font-size:12px}
.main-content{min-width:0;max-width:980px;background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:38px 44px 48px;overflow:clip}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:5px 9px;list-style:none;margin:0 0 29px;padding:0;font-size:13px;line-height:1.8;color:#56615a}
.breadcrumbs li+li:before{content:"/";color:#bec0b8;margin-right:9px}
.breadcrumbs a{color:#56615a}
.page-heading{margin:0 0 35px}
.eyebrow{margin:0 0 14px!important;font-size:12px;font-weight:700;letter-spacing:1px;color:var(--brand-dark);line-height:1.6}
h1{font-size:clamp(29px,2.5vw,36px);line-height:1.5;letter-spacing:-.02em;margin:0 0 23px;word-break:keep-all;overflow-wrap:anywhere;font-weight:700}
.intro{font-size:18px;line-height:2;margin:0;color:#526058;word-break:keep-all;overflow-wrap:anywhere}
.byline{font-size:12px;line-height:1.9;margin:18px 0 0;color:var(--muted)}
.page-local-nav{margin:0 0 35px;padding:10px 15px;background:#f8f9f6;border:1px solid var(--border);border-radius:8px;font-size:14px;line-height:1.85;display:flex;align-items:center;flex-wrap:wrap;gap:4px 15px}
.page-local-nav strong{color:#526058;font-size:13px;font-weight:700;margin-right:4px}
.page-local-nav a{display:inline-flex;align-items:center;min-height:44px;color:#46563f}
.page-local-nav ol,.page-local-nav ul{display:flex;flex-wrap:wrap;gap:7px 18px;padding:0;margin:0;list-style:none}
.article-body{font-size:18px;line-height:2;word-break:keep-all;overflow-wrap:anywhere}
.article-body p{margin:0 0 31px}
.article-body h2{font-size:25px;line-height:1.65;margin:56px 0 27px;letter-spacing:-.015em;scroll-margin-top:0}
.article-body h3{font-size:21px;line-height:1.7;margin:34px 0 19px;letter-spacing:-.01em;scroll-margin-top:0}
.article-body h4{font-size:18px;line-height:1.7;margin:31px 0 16px}
.article-body>h2:first-child{margin-top:0}
.article-body ul,.article-body ol{padding-left:25px;margin:0 0 31px}
.article-body li{margin:9px 0}
.article-body li p{margin:0 0 16px}
.article-body strong{font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--border);margin:40px 0}
.article-body blockquote{margin:28px 0 31px;border-left:3px solid #c6ac91;padding:19px 23px;background:var(--cream);color:#786754;font-size:16px}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body a{overflow-wrap:anywhere}
pre{max-width:100%;overflow-x:auto;border:1px solid var(--border);background:#f4f5f0;border-radius:8px;padding:20px;margin:25px 0 31px;line-height:1.8;font-size:14px;word-break:normal;overflow-wrap:normal;white-space:pre}
code{font-family:Consolas,"SFMono-Regular",monospace;background:#f2f3ee;padding:2px 5px;border-radius:4px;font-size:.88em;overflow-wrap:anywhere}
pre code{font-size:inherit;background:transparent;padding:0;overflow-wrap:normal}
.table-scroll{width:100%;max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;margin:26px 0 31px;border:1px solid var(--border);border-radius:8px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:16px;line-height:1.9;word-break:normal;overflow-wrap:normal}
th,td{padding:13px 16px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
th{background:#f5f6f1;font-weight:700;color:#5f6a5c}
tr:last-child td{border-bottom:0}
.article-body img{max-width:100%;height:auto;border-radius:8px}
[lang="ja"],.example-jp{font-family:var(--jp)}
.example-card{margin:23px 0 31px;padding:25px 27px 0;background:var(--cream);border:1px solid #e8e3d7;border-radius:9px;overflow:hidden}
.example-jp{font-size:25px;font-weight:500;line-height:1.85;letter-spacing:0;word-break:normal;overflow-wrap:anywhere;padding-bottom:18px}
.example-jp p{margin:0 0 21px}
.example-jp p:last-child{margin-bottom:21px}
.example-support{margin:0 -27px;border-top:1px solid #e6e0d2}
.example-support summary{padding:13px 27px;min-height:44px;color:#63543f;cursor:pointer;font-size:15px;line-height:1.8;font-weight:700}
.example-support[open] summary{border-bottom:1px solid #eee8dd;margin-bottom:18px}
.example-reading,.example-translation{padding:0 27px 18px}
.example-reading{font-family:var(--jp);font-size:18px;line-height:2;color:#695740;word-break:normal}
.example-translation{font-size:18px;color:#46543e;line-height:2}
.example-reading p,.example-translation p{margin-bottom:19px}
.example-reading:last-child,.example-translation:last-child{padding-bottom:20px}
.answer-panel{margin:35px 0 31px;border:1px solid #d9e2d3;background:#f7faf4;border-radius:9px;overflow:hidden}
.answer-panel>details>summary,.answer-panel>summary{padding:18px 22px;min-height:44px;cursor:pointer;font-size:16px;line-height:1.8;font-weight:700;color:#465a3c}
.answer-panel[open]>summary{border-bottom:1px solid #d9e2d3}
.answer-panel>:not(summary){margin-left:22px;margin-right:22px}
.answer-panel>:nth-child(2){margin-top:24px}
.answer-panel>:last-child:not(summary){margin-bottom:24px}
.answer-panel details[open]>summary{border-bottom:1px solid #e0e7d9}
.answer-panel details>div,.answer-panel .answer-body{padding:22px}
.answer-panel .answer-body>*:last-child,.answer-panel details>div>*:last-child{margin-bottom:0}
.answer-panel .answer-body{font-size:18px}
.answer-panel h2,.answer-panel h3{margin-top:20px;font-size:19px}
.answer-panel details>p,.answer-panel details>ol,.answer-panel details>ul{margin-left:22px;margin-right:22px}
.answer-panel details>p:first-of-type,.answer-panel details>ol:first-of-type,.answer-panel details>ul:first-of-type{margin-top:22px}
.exercise-list{padding-left:24px!important}
.exercise-list li{padding-left:7px;margin:0 0 26px}
.exercise-list li::marker{color:var(--brand);font-weight:700;font-size:15px}
.exercise-question{display:block}
.exercise-list [lang="ja"]{font-size:21px;line-height:1.9}
.study-note{padding:19px 22px;background:var(--cream);border-left:3px solid #c3a585;margin:24px 0 31px;font-size:15px;line-height:1.9;color:#756754}
.study-note p:last-child{margin-bottom:0}
.home-hero{padding:5px 0 31px;border-bottom:1px solid var(--border);margin-bottom:33px}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:12px;font-weight:700;letter-spacing:1.2px;line-height:1.6;margin:0 0 18px}
.hero-kicker:before{content:"";display:block;width:17px;height:2px;background:var(--coral)}
.home-hero h1{font-size:clamp(32px,3vw,43px);line-height:1.4;letter-spacing:-.02em;margin:0 0 22px;max-width:690px}
.hero-summary{font-size:18px;line-height:2;color:#526058;max-width:680px;margin:0 0 26px;word-break:keep-all;overflow-wrap:anywhere}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:0 0 27px}
.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;gap:10px;padding:12px 19px;border-radius:7px;font-size:15px;font-weight:700;line-height:1.8;border:1px solid var(--brand)}
.button-primary{color:#fff;background:var(--brand)}
.button-secondary{color:var(--brand);background:#fff;border-color:#ddccc1}
.button-primary:hover{background:var(--brand-dark);text-decoration:none}
.button-secondary:hover{background:var(--soft);text-decoration:none}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px 21px;color:#56615a;font-size:13px;line-height:1.9}
.hero-facts span,.hero-facts>div{display:inline-flex;align-items:baseline;gap:5px}
.hero-facts strong{color:#55654d;font-size:13px;font-weight:700}
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:0 0 36px}
.quick-link{display:flex;flex-direction:column;gap:7px;border:1px solid var(--border);border-radius:8px;padding:18px 20px;color:var(--ink);background:#fff}
.quick-link strong{font-size:16px;line-height:1.6;letter-spacing:-.3px}
.quick-link span{font-size:14px;color:#56615a;line-height:1.8}
.quick-link:hover{background:var(--cream);border-color:#d8cec1;text-decoration:none}
.group-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0 0 40px}
.group-card{padding:23px;background:#fff;border:1px solid var(--border);border-radius:9px;color:var(--ink)}
.group-number{display:block;font-size:12px;font-weight:700;letter-spacing:1.1px;color:var(--brand);margin-bottom:12px}
.group-card h2{font-size:18px;margin:0 0 10px;line-height:1.6;letter-spacing:-.4px}
.group-card p{font-size:16px;line-height:1.9;color:#526058;margin:0 0 17px;word-break:keep-all;overflow-wrap:anywhere}
.group-card small{display:block;color:#56615a;font-size:13px;line-height:1.8}
.group-card:hover{border-color:#d8cec1;text-decoration:none;background:var(--cream)}
.hub-section>h2,.home-section>h2{font-size:21px;margin:0 0 19px;line-height:1.6;letter-spacing:-.5px}
.section-intro{font-size:16px;color:#526058;line-height:1.9;margin:0 0 20px}
.article-list{padding:0;margin:0;list-style:none;display:grid;gap:14px}
.article-card{display:block;padding:23px 25px;border:1px solid var(--border);border-radius:9px;color:var(--ink)}
.article-card:hover{border-color:#d8cec1;text-decoration:none;background:var(--cream)}
.card-label{display:block;color:var(--brand);font-size:13px;font-weight:700;margin-bottom:10px;letter-spacing:.5px}
.article-card h2{font-size:20px;line-height:1.65;margin:0 0 12px;word-break:keep-all;overflow-wrap:anywhere;letter-spacing:-.5px}
.article-card p{font-size:16px;line-height:1.9;color:#526058;margin:0;word-break:keep-all;overflow-wrap:anywhere}
.card-arrow{display:block;margin-top:16px;font-size:14px;color:var(--brand);font-weight:700}
.sources{font-size:14px;line-height:1.9;border-top:1px solid var(--border);padding-top:23px;margin-top:38px;color:#7b8474}
.sources h2{font-size:17px;margin:0 0 14px}
.sources ul{padding-left:22px}
.chapter-navigation{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin:46px 0 0;padding-top:30px;border-top:1px solid var(--border)}
.chapter-navigation a,.empty-navigation{padding:18px 20px;border:1px solid var(--border);border-radius:8px;display:flex;flex-direction:column;gap:9px;line-height:1.7;min-width:0}
.chapter-navigation a:hover{background:var(--cream);border-color:#d8cec1;text-decoration:none}
.chapter-navigation .next{text-align:right}
.chapter-navigation span{font-size:13px;color:#56615a}
.chapter-navigation strong{font-size:16px;color:var(--ink);word-break:keep-all;overflow-wrap:anywhere}
.empty-navigation{color:var(--muted);background:#f8f9f6;font-size:13px}
.site-footer{border-top:1px solid var(--border);padding:31px 24px 35px;text-align:center;background:#fff;color:#56615a;font-size:13px;line-height:1.9}
.site-footer nav{display:flex;justify-content:center;gap:9px 22px;flex-wrap:wrap;margin-bottom:15px}
.site-footer a{display:inline-flex;align-items:center;min-height:44px;color:#526058}
.site-footer p{margin:0}
@media(min-width:1450px){.main-content{padding:43px 50px 52px}}
@media(max-width:1100px){.site-shell{gap:24px;grid-template-columns:245px minmax(0,1fr);padding:28px 24px 60px}.main-content{padding:32px}.header-inner{padding:20px 24px;gap:22px}.main-nav{gap:18px;font-size:14px}.brand-text strong{font-size:18px}.contents li a{font-size:15px;gap:7px}.group-card{padding:19px}}
@media(max-width:900px) and (min-width:801px){.header-inner{gap:12px}.main-nav{gap:12px;font-size:14px}.preview-badge{display:none}.site-shell{grid-template-columns:222px minmax(0,1fr);gap:20px;padding-left:18px;padding-right:18px}.main-content{padding:27px}.group-grid,.quick-grid{grid-template-columns:1fr}}
@media(max-width:800px),(max-width:1000px) and (max-height:500px){
 :root{--header-height:128px}
 html{scroll-padding-top:calc(var(--sticky-nav-height) + var(--toc-bar-height) + 22px)}
 .site-header{top:calc(var(--sticky-nav-height) - var(--header-height))}
 .header-inner{position:relative;min-height:0;display:flex;flex-wrap:wrap;gap:0;justify-content:space-between;padding:16px 20px 13px}
 .brand{gap:10px;max-width:calc(100% - 69px)}
 .brand img{width:35px;height:35px;flex-basis:35px}
 .brand-text{gap:3px}
 .brand-text strong{font-size:17px;letter-spacing:-.55px;line-height:1.4;white-space:normal;word-break:keep-all}
 .brand-text small{font-size:12px;letter-spacing:0;line-height:1.5}
 .preview-badge{font-size:12px;padding:4px 7px;margin-left:7px}
 .main-nav{order:3;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;width:100%;margin:9px 0 0;padding-top:6px;border-top:1px solid #eeefeb;font-size:14px;line-height:1.5}
 .main-nav a{padding:5px 0;flex:0 0 auto;min-height:44px}
 .site-shell{display:block;padding:12px 10px 43px}
 .contents{position:sticky;top:var(--sticky-nav-height);z-index:20;margin-bottom:14px;padding:6px 0;background:var(--canvas)}
 #site-toc{max-height:min(52vh,calc(100vh - var(--sticky-nav-height) - var(--toc-bar-height) - 80px));max-height:min(52dvh,calc(100dvh - var(--sticky-nav-height) - var(--toc-bar-height) - 80px));padding:16px 9px;overflow-y:auto;overflow-x:hidden;margin-top:8px;background:#fff;border:1px solid var(--border);border-radius:9px;box-shadow:0 8px 16px rgba(40,48,47,.07)}
 .js .contents:not([data-open="true"]) #site-toc{display:none}
 .toc-toggle{width:100%;min-height:48px;gap:10px;text-align:left;align-items:center;justify-content:space-between;border:1px solid #ccd6c5;border-radius:8px;padding:10px 16px;cursor:pointer;background:#f0f3eb;color:#3f5536;font-size:15px;font-weight:700;line-height:1.7}
 .js .toc-toggle{display:flex}
 .toc-toggle:after{content:"⌄";font-size:17px;line-height:1;transition:transform .15s}
 .toc-toggle[aria-expanded="true"]:after{transform:rotate(180deg)}
 .toc-caption{margin:0 3px 10px;letter-spacing:.5px;font-size:13px}
 .toc-close{display:block;min-height:44px;border:0;background:transparent;color:#526058;padding:8px 10px;cursor:pointer;font-size:14px;font-weight:700;line-height:1.7;letter-spacing:0}
 .toc-group summary{font-size:14px}
 .contents li a{font-size:15px;padding:10px 9px}
 .toc-number{font-size:12px}
 .main-content{padding:25px 16px 32px;border-radius:10px;max-width:none}
 .breadcrumbs ol{font-size:13px;margin-bottom:23px;gap:5px 7px}
 .breadcrumbs li+li:before{margin-right:7px}
 h1{font-size:27px;letter-spacing:-.02em;line-height:1.6;margin-bottom:20px}
 .eyebrow{font-size:12px;margin-bottom:12px!important;letter-spacing:.5px}
 .page-heading{margin-bottom:27px}
 .intro{font-size:18px;line-height:2}
 .page-local-nav{padding:8px 12px;gap:2px 14px;font-size:14px;margin-bottom:29px}
 .page-local-nav ol,.page-local-nav ul{gap:6px 13px}
 .article-body{font-size:18px;line-height:2}
 .article-body p{margin-bottom:31px}
 .article-body h2{font-size:23px;margin-top:45px;margin-bottom:24px;scroll-margin-top:0}
 .article-body h3{font-size:20px;scroll-margin-top:0}
 .article-body ul,.article-body ol{padding-left:22px}
 .article-body blockquote{padding:16px 18px;font-size:15px}
 .home-hero{padding-top:0;margin-bottom:27px;padding-bottom:26px}
 .hero-kicker{font-size:12px;letter-spacing:1.2px;margin-bottom:16px}
 .home-hero h1{font-size:31px;letter-spacing:-.02em;line-height:1.5;margin-bottom:19px}
 .hero-summary{font-size:18px;line-height:2;margin-bottom:23px}
 .hero-actions{gap:9px;margin-bottom:23px}
 .button-primary,.button-secondary{font-size:14px;padding:11px 14px}
 .hero-facts{font-size:13px;gap:7px 13px}
 .hero-facts strong{font-size:14px}
 .quick-grid{grid-template-columns:1fr;gap:9px;margin-bottom:29px}
 .quick-link{padding:14px}
 .quick-link strong{font-size:16px}
 .quick-link span{font-size:14px}
 .group-grid{grid-template-columns:1fr;gap:12px;margin-bottom:29px}
 .group-card{padding:20px}
 .group-card h2{font-size:18px}
 .group-card p{font-size:16px}
 .article-card{padding:20px}
 .article-card h2{font-size:18px}
 .article-card p{font-size:16px}
 .example-card{padding:20px 20px 0}
 .example-jp{font-size:25px;line-height:1.9;letter-spacing:0}
 .example-support{margin:0 -20px}
 .example-support summary{padding:12px 20px;font-size:15px}
 .example-reading,.example-translation{padding:0 20px 18px}
 .example-reading{font-size:18px}
 .example-translation{font-size:18px}
 .answer-panel>details>summary,.answer-panel>summary{padding:16px 18px;font-size:16px}
 .answer-panel>:not(summary){margin-left:18px;margin-right:18px}
 .answer-panel details>div,.answer-panel .answer-body{padding:19px}
 .answer-panel .answer-body{font-size:18px}
 .chapter-navigation{gap:11px;margin-top:36px;padding-top:25px}
 .chapter-navigation a,.empty-navigation{padding:15px}
 .chapter-navigation strong{font-size:16px}
 .chapter-navigation span{font-size:13px}
 table{min-width:480px;font-size:16px}
 th,td{padding:11px 13px}
 .site-footer{font-size:13px;padding:26px 22px 30px}
 .site-footer nav{gap:8px 16px}
 .preview-banner{padding:9px 17px;text-align:left;font-size:12px}
}
@media(max-width:370px){.header-inner{padding-left:16px;padding-right:16px}.brand-text strong{font-size:16px}.brand{gap:8px}.brand img{width:32px;height:32px;flex-basis:32px}.preview-badge{display:none}.brand{max-width:100%}.main-nav{font-size:14px;gap:5px}.main-content{padding:24px 16px 30px}.home-hero h1{font-size:28px}.hero-actions{align-items:stretch}.button-primary,.button-secondary{font-size:14px;padding:10px 12px}.quick-link{padding:15px 17px}.example-card{padding:18px 17px 0}.example-support{margin:0 -17px}.example-support summary,.example-reading,.example-translation{padding-left:17px;padding-right:17px}.example-jp{font-size:24px}.chapter-navigation{grid-template-columns:1fr}.chapter-navigation .next{text-align:left}}
.example-audio{margin:5px 0 20px;display:grid;gap:8px}
.table-fit{min-width:0;table-layout:fixed}
.table-fit th,.table-fit td{padding:10px 8px;overflow-wrap:anywhere;word-break:normal;line-break:strict}
.table-vocabulary th:nth-child(1){width:30%}
.table-vocabulary th:nth-child(2){width:33%}
.table-vocabulary th:nth-child(3){width:37%}
.table-kana th,.table-kana td{padding:9px 4px;text-align:center}
.table-kana td strong{font-size:24px;font-weight:700;line-height:1.5}
.table-kana .small{display:block;font-size:13px;line-height:1.6;margin-top:3px}
.source-citation{font-size:.85em;white-space:nowrap}
.source-citation a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:800px),(max-width:1000px) and (max-height:500px){.table-fit th,.table-fit td{padding:10px 6px}.table-kana th,.table-kana td{padding:9px 3px}}
.audio-label,.audio-status{display:block;font-size:14px;line-height:1.8;color:#56615a}
.audio-note{display:block;font-size:14px;line-height:1.8;color:#56615a;max-width:520px;word-break:keep-all;overflow-wrap:anywhere}
.audio-buttons{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;max-width:360px}
.audio-buttons button{min-height:44px;min-width:0;padding:7px 6px;border:1px solid #cbd3c6;border-radius:7px;background:#fff;color:#3f5536;font-size:16px;font-weight:500;line-height:1.7;white-space:normal;word-break:keep-all;overflow-wrap:anywhere;cursor:pointer}
.audio-buttons button:hover,.audio-buttons button[aria-pressed="true"]{background:#eef3e8;border-color:#758a66}
.audio-buttons button:disabled{color:#717b6c;background:#f6f7f3;border-color:#e2e6df;cursor:default}
.audio-guide{padding:15px 18px;margin:0 0 29px;border-left:3px solid #a1b492;background:#f4f7f0;color:#46533d;font-size:16px;line-height:1.9}
.audio-guide a{white-space:nowrap}
@media print{.example-audio,.audio-guide{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}
@media print{.site-header,.contents,.page-local-nav,.site-footer,.hero-actions,.chapter-navigation,.preview-badge{display:none}.site-shell{display:block;padding:0}.main-content{border:0;padding:0;max-width:none}.article-body{font-size:12pt;line-height:1.7}.table-scroll{overflow:visible}table{min-width:0}a{color:inherit}h2,h3{break-after:avoid}.example-card,.answer-panel{break-inside:avoid}}