@font-face{font-family:"Dictionary Serif";src:url("/assets/fonts/dictionary-serif.woff2") format("woff2");font-weight:200 900;font-display:swap}
:root{--ink:#181f26;--muted:#616c73;--accent:#135750;--blue:#135750;--line:#d6dcdd;--pale:#f4f6f6;--width:1200px;--serif:"Dictionary Serif","Yu Mincho","Hiragino Mincho ProN",serif}
.ad-placement{clear:both;width:min(100%,780px);margin:44px auto;padding:18px 0 28px;border-block:1px solid var(--line)}.ad-label{margin:0 0 12px;color:var(--muted);font-size:11px;letter-spacing:.08em;text-align:center}.ad-placement .adsbygoogle{width:100%}
h1,h2{font-family:var(--serif);font-weight:600}.masthead{border-top:0}.header-inner{min-height:108px}.wrap{padding-inline:48px}.brand{font-family:var(--serif);font-size:32px;font-weight:700;letter-spacing:.025em}.brand small{font-size:.77em;margin-left:0}.brand-caption{font-family:"Yu Gothic",Meiryo,sans-serif;font-size:11px;font-weight:500;letter-spacing:.1em;color:var(--ink);margin-top:4px}.nav{gap:32px;align-items:center;flex-wrap:nowrap}.nav a{font-size:13px;white-space:nowrap}.nav a:hover{border:0;color:var(--accent)}.nav .nav-search{border-left:1px solid #aab2b5;padding:0 0 0 26px}.icon{display:inline-block;flex:none;vertical-align:middle}.crumbs{font-size:12px;padding-block:26px}.crumbs ol{gap:12px}.crumbs li:not(:last-child)::after{margin-left:12px}.eyebrow{font-size:11px;font-weight:500;letter-spacing:.18em}.dictionary-hero{position:relative;isolation:isolate;max-width:1440px;margin:auto;overflow:hidden}.hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-1}.hero-inner{position:relative;padding-top:65px;padding-bottom:26px}.hero-copy{max-width:690px}.hero-copy h1{font-size:clamp(48px,5.3vw,68px);font-weight:600;line-height:1.45;letter-spacing:.05em;color:#101416;margin-bottom:18px}.hero-subtitle{font-family:var(--serif);font-weight:500;font-size:24px;letter-spacing:.03em;margin-bottom:36px}.hero-search{max-width:620px}.hero-search label{font-size:14px}.search-form{border:1px solid #b9c1c2;min-height:56px;margin-top:10px;border-radius:2px;overflow:hidden;box-shadow:none}.search-form input{padding:15px 18px;font-size:15px}.search-form input::placeholder{color:#747d80}.search-form:focus-within{outline:2px solid var(--accent);outline-offset:2px}.search-form input:focus{outline:0}.search-form button,.button{background:var(--accent);padding:15px 28px;display:inline-flex;justify-content:center;align-items:center;gap:10px;font-size:15px;font-weight:500}.search-form button .icon{filter:invert(1)}.search-form button:hover,.button:hover{background:#083d38;color:#fff}.quick-links{gap:14px;margin-top:20px;font-size:12px}.quick-links span{font-size:11px;margin-right:6px}.quick-links a{background:transparent;border:0;padding:0;text-decoration:underline;font-weight:600}.hero-vertical{position:absolute;right:55px;top:48px;writing-mode:vertical-rl;line-height:2.2;font-family:var(--serif);font-size:15px;letter-spacing:.25em}.hero-caption{display:flex;gap:26px;align-items:center;border-top:1px solid #c9cecd;margin-top:30px;padding-top:18px;max-width:740px;font-size:12px;color:#515c60}.hero-caption span+span{border-left:1px solid #ccd1d0;padding-left:25px}.hero-caption strong{font-family:var(--serif);font-size:21px;color:var(--ink);font-weight:600;margin-left:14px}.home-index{padding-top:35px;padding-bottom:40px}.section-head{border-bottom:1px solid #535e61;margin-bottom:26px}.section-head h2{font-size:28px}.section-head p,.section-head span{font-size:12px;color:var(--muted);margin:0;line-height:1.8}.index-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}.index-columns section+section{border-left:1px solid var(--line);padding-left:32px}.index-columns h3{display:flex;align-items:center;gap:20px;margin:0 0 15px;font-weight:500;font-size:17px}.index-columns h3 a{border:0;padding:0;color:var(--ink)}.index-number{font-family:var(--serif);color:var(--accent);font-size:25px;line-height:1.35;border-bottom:1px solid var(--accent)}.index-columns a{display:flex;align-items:center;justify-content:space-between;gap:8px;text-decoration:none;font-size:14px;color:#38454c;border-bottom:1px solid var(--line);padding:12px 0;line-height:1.6}.index-columns a:hover{color:var(--accent);background:#f7f9f8}.index-columns .icon{opacity:.6}.index-columns .index-more{border:0;color:var(--accent);font-size:11px;padding-top:14px}.kana-index{margin-top:30px;background:var(--pale);padding:18px 24px;display:flex;align-items:center;gap:25px}.kana-index h2{font-family:inherit;font-size:15px;white-space:nowrap;margin:0;font-weight:500}.kana-index>div{display:flex;flex-wrap:wrap;flex:1;gap:6px;justify-content:space-between}.kana-index a{min-width:28px;min-height:36px;display:grid;place-items:center;color:var(--ink);text-decoration:none;font-size:15px}.kana-index a:hover{background:#e3ebe8}.kana-index p{font-size:11px;border-left:1px solid var(--line);padding-left:22px;margin:0;color:var(--muted);line-height:1.8}.home-about{display:flex;align-items:baseline;gap:30px;border-top:1px solid var(--line);margin-top:40px;padding-top:25px;color:var(--muted)}.home-about h2{font-size:17px;white-space:nowrap;color:var(--ink)}.home-about p{font-size:12px;line-height:1.9;flex:1}.home-about a{font-size:12px;white-space:nowrap}
.article-layout{grid-template-columns:minmax(0,1fr) 205px;column-gap:42px;row-gap:0;padding-bottom:70px}.article-layout>article{display:contents}.article-header{grid-column:1;grid-row:1;padding:12px 0 8px;border:0}.article-header h1{font-size:clamp(38px,5.5vw,66px);font-weight:600;margin:0 0 30px;line-height:1.5}.meta{font-size:13px;color:#6b757e;margin-bottom:22px}.note{grid-column:1;grid-row:2;border-left:2px solid var(--accent);background:var(--pale);display:flex;align-items:flex-start;gap:17px;padding:15px 18px;font-size:13px;color:#4c5963;margin:8px 0 30px}.note .icon{opacity:.8;margin-top:2px}.note p{margin:0}.article-content{grid-column:1/-1;grid-row:3}.article-content section{padding-top:26px;scroll-margin-top:25px}.article-content h2{display:flex;align-items:baseline;gap:30px;border-bottom:1px solid #929c9e;padding-bottom:15px;font-size:32px;line-height:1.6;font-weight:600;margin-bottom:24px}.section-number{font-family:var(--serif);color:var(--accent);font-size:32px;font-weight:500;align-self:stretch;border-bottom:2px solid var(--accent);margin-bottom:-16px;padding-bottom:15px;min-width:44px}.section-body{padding-left:74px;padding-bottom:12px}.article-content p{margin:0 0 1.2em}.article-content strong{color:#253f40}.article-aside{display:contents}.toc{grid-column:2;grid-row:1/3;align-self:start;border-top:0;border-left:1px solid var(--line);padding:0 0 0 24px;margin:15px 0 0}.toc h2{font-family:inherit;font-size:12px;font-weight:600;margin:0 0 12px}.toc a{display:flex;gap:20px;padding:15px 0;font-size:14px;color:var(--ink)}.toc a:last-child{border-bottom:0}.toc a:hover{color:var(--accent)}.toc a span{font-family:var(--serif);color:var(--accent);font-size:13px}.back-to-top{grid-column:1/-1;grid-row:4;justify-self:end;display:flex;align-items:center;gap:12px;font-size:12px;margin:20px 0 35px;text-decoration:none}.article-footer{grid-column:1;grid-row:5;margin:0;padding-top:25px}.article-footer h2{font-size:19px}.tags a{font-size:12px}.article-aside .aside-box{grid-column:2;grid-row:5}.article-aside>.button{grid-column:2;grid-row:6;align-self:start;margin-top:14px}.aside-box{border-top:1px solid var(--line);background:transparent;padding:25px 0 0;margin-bottom:24px}.aside-box h2{font-size:18px}.aside-box li{border-top:0;border-bottom:1px solid var(--line);font-size:14px}.page-header{padding:14px 0 28px}.page-header h1{margin-bottom:20px}.page-header .search-form{margin-top:25px}.listing-layout{grid-template-columns:220px minmax(0,1fr);gap:54px;padding-bottom:70px}.sidebar-nav{border-top:1px solid #586762}.sidebar-nav h2{font-family:inherit;font-size:15px;margin:22px 0}.sidebar-nav a{line-height:1.8}.sidebar-nav a[aria-current=page]{font-weight:700;background:var(--pale)}.article-list li{padding:26px 0}.article-list h2{font-size:24px;margin-bottom:10px}.subcategories{margin-bottom:35px}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 32px}.category-tile{gap:14px;padding:18px 0;line-height:1.8;font-size:15px}.category-tile:hover{background:var(--pale)}.category-tile span{font-size:12px}.site-footer{background:#f8f9f8;padding:35px 0 30px}.site-footer .brand{font-size:24px}.footer-links{gap:20px;font-size:12px;line-height:1.8}.footer-note{font-size:12px;line-height:1.9}.copyright{font-size:11px}
@media(min-width:1440px){.hero-photo{object-position:center 54%}}
@media(max-width:1000px){.wrap{padding-inline:38px}.header-inner{min-height:86px}.brand{font-size:28px}.brand-caption{font-size:10px}.nav{gap:24px}.nav a{font-size:12px}.hero-inner{padding-top:48px;padding-bottom:24px}.hero-copy{max-width:610px}.hero-copy h1{font-size:58px;line-height:1.4}.hero-subtitle{font-size:23px;margin-bottom:30px}.hero-search{max-width:505px}.hero-caption{max-width:590px}.hero-vertical{right:40px}.index-columns{gap:24px}.index-columns section+section{padding-left:24px}.index-columns h3{gap:15px;font-size:16px}.index-columns a{font-size:13px}.kana-index{gap:18px;padding:16px 20px}.kana-index p{display:none}.article-layout{grid-template-columns:minmax(0,1fr) 160px;gap:0 24px}.article-header h1{font-size:58px}.article-content{font-size:16px}.toc{padding-left:20px}.toc a{gap:16px}.section-body{padding-left:65px}.listing-layout{grid-template-columns:190px minmax(0,1fr);gap:36px}}
@media(max-width:700px){.wrap{padding-inline:24px}.header-inner{min-height:0;padding-block:20px 15px;flex-direction:column;align-items:flex-start;gap:18px}.brand{font-size:28px}.nav{width:100%;justify-content:space-between;gap:12px}.nav a{font-size:12px;padding:5px 0}.nav .nav-search{padding-left:16px}.nav-search .icon{width:20px;height:20px}.hero-inner{padding-top:35px;padding-bottom:24px}.hero-copy h1{font-size:43px;line-height:1.5;letter-spacing:.035em;margin-bottom:18px}.hero-subtitle{font-size:17px;letter-spacing:0;margin-bottom:28px}.hero-photo{object-position:58% center;opacity:.34}.hero-vertical{display:none}.hero-search label{font-size:13px}.search-form{min-height:54px}.search-form input{font-size:14px;padding:14px 12px}.search-form button{padding:14px 18px;font-size:14px;gap:6px}.search-form button .icon{width:15px;height:15px}.quick-links{gap:10px;font-size:11px;line-height:1.8;margin-top:15px}.quick-links span{flex-basis:100%;margin:0}.hero-caption{display:block;margin-top:23px;padding-top:14px}.hero-caption span+span{display:block;border:0;padding:10px 0 0;font-size:11px}.hero-caption strong{font-size:20px}.home-index{padding-top:29px}.section-head{display:block;margin-bottom:24px}.section-head h2{font-size:26px}.section-head p{margin-top:9px;font-size:11px}.index-columns{display:block}.index-columns section+section{border-left:0;padding-left:0;border-top:1px solid var(--line);margin-top:22px;padding-top:24px}.index-columns h3{font-size:17px;margin-bottom:10px;gap:18px}.index-columns a{font-size:14px;padding:13px 0}.index-columns .index-more{font-size:12px}.kana-index{display:block;margin-top:26px;padding:20px}.kana-index>div{justify-content:flex-start;gap:10px;margin-top:12px}.kana-index a{min-width:36px;min-height:40px}.home-about{display:block;margin-top:28px;padding-top:22px}.home-about h2{font-size:18px;margin-bottom:14px}.home-about p{font-size:12px}.home-about br{display:none}.crumbs{font-size:11px;padding-block:19px}.crumbs ol{gap:7px}.crumbs li:not(:last-child)::after{margin-left:7px}.article-layout{display:flex;flex-direction:column;padding-block:0 45px}.article-header{order:0;padding-top:8px}.article-header h1{font-size:38px;margin-bottom:20px;letter-spacing:.02em;line-height:1.5}.meta{font-size:11px;line-height:1.9;margin-bottom:10px}.note{order:1;padding:13px 12px;gap:10px;margin:10px 0 24px;font-size:12px}.note .icon{width:18px;height:18px}.toc{order:2;border-left:0;border-block:1px solid var(--line);padding:16px 0;display:flex;flex-wrap:wrap;gap:8px 22px;margin:0 0 4px;align-self:stretch}.toc h2{flex-basis:100%;margin:0 0 2px}.toc a{padding:6px 0;border:0;gap:8px;font-size:13px}.article-content{order:3;font-size:16px;line-height:2}.article-content section{padding-top:29px}.article-content h2{font-size:27px;gap:18px;padding-bottom:12px;margin-bottom:20px}.section-number{font-size:26px;min-width:34px;margin-bottom:-13px;padding-bottom:12px}.section-body{padding-left:0;padding-bottom:0}.back-to-top{order:4;align-self:flex-end;margin-top:18px}.article-footer{order:5}.article-aside .aside-box{order:6;margin-top:30px}.article-aside>.button{order:7;align-self:flex-start}.listing-layout{display:block;padding-bottom:45px}.sidebar-nav{margin-bottom:30px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}.category-tile{font-size:13px;gap:8px}.page-header{padding-top:8px}.page-header h1{font-size:32px}.article-list h2{font-size:23px}.footer-row{display:block}.footer-links{margin-top:22px;gap:14px;font-size:11px}.simple-page h2{font-size:24px}}
.hero-photo{height:112%;top:-2%}.index-columns .index-more{display:none}.index-columns a{padding-block:8px}.index-columns h3{margin-bottom:10px}.home-index>.section-head{margin-bottom:22px}.home-index .section-head{padding-bottom:8px}.article-header{padding-top:0}.article-header h1{line-height:1.35;margin-bottom:22px}.crumbs{padding-block:20px}.note{margin-bottom:22px}.article-content section{padding-top:20px}
@media(min-width:701px) and (max-width:1000px){.header-inner{min-height:80px}.hero-copy h1{font-size:54px;line-height:1.35;margin-bottom:12px}.hero-subtitle{margin-bottom:26px}.hero-search .search-form{min-height:50px}.hero-search .search-form input{padding-block:12px}.hero-search .search-form button{padding-block:12px}.hero-search{max-width:475px}.quick-links{margin-top:18px}.hero-caption{margin-top:24px}.home-index{padding-top:28px}.index-columns h3 a{font-size:16px}.index-columns h3{gap:17px}}
@media(max-width:700px){.index-columns a{padding-block:13px}.index-columns .index-more{display:flex}.hero-photo{height:100%;top:0}.article-header h1{line-height:1.5}.article-content section{padding-top:29px}.hero-copy h1{font-weight:600}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}a,button{transition:color .15s,background-color .15s}}
@media(max-width:700px){.hero-copy h1{font-size:clamp(33px,11vw,43px)}.listing-layout{display:flex;flex-direction:column;gap:0}.listing-layout>.sidebar-nav{order:2;margin-top:30px;margin-bottom:0}}
@media print{.back-to-top{display:none}.article-layout,.article-layout>article{display:block}.wrap{max-width:100%;padding:0}.section-body{padding-left:0}}
.medical-references { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid #d9e4df; font-size: .9rem; line-height: 1.85; }
.medical-references h2 { font-size: 1.3rem; }
.medical-references .reference-list { padding-left: 1.4rem; }
.medical-references .reference-list li { margin: 1.1rem 0; overflow-wrap: anywhere; }
.medical-references .reference-list span, .medical-references .reference-list small { display: block; color: #53645e; }
.medical-references .revision-changes { padding-left: 1.4rem; }
.note p { overflow-wrap: anywhere; }
.revised-article .medical-references { grid-column: 1 / -1; grid-row: 4; order: 4; margin-top: 1.5rem; }
.revised-article .back-to-top { grid-row: 5; order: 5; }
.revised-article .article-footer { grid-row: 6; order: 6; }
.revised-article .article-aside .aside-box { grid-row: 6; order: 7; }
.revised-article .article-aside > .button { grid-row: 7; order: 8; }
.patient-guide .section-body { border-left: 3px solid var(--accent); margin-left: 74px; padding: 4px 20px 12px; background: #f3f7f5; }
.patient-guide .section-body p { margin: 0; }
.guided-article .toc a { padding-block: 8px; }
.guided-article .note { align-self: start; }
@media(max-width:700px){.patient-guide .section-body{margin-left:0;padding:12px 15px}}