/*
Theme Name: 北方四島の記録 for RE:DIVER
Description: 写真に依存せず、地図と文字で読ませる資料サイト用の子テーマ。
Template: rediver
Version: 0.3.0
Requires at least: 6.2
Requires PHP: 7.4
Text Domain: hoppo-shito
*/

/* 配色と文字組み。外部フォントを読み込まず表示の遅延を避けます。 */
:root{--ink:#18343e;--muted:#526970;--teal:#266860;--sea:#e9f0ee;--paper:#fafbf8;--white:#fff;--line:#d5dfdb;--gold:#8b703e;--serif:"Yu Mincho","Hiragino Mincho ProN","Noto Serif CJK JP",serif;--sans:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;--width:1184px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body.hs-site{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased}body.hs-site a:where(:not(.wp-element-button):not(.wp-block-button__link):not(.dbp-button-link)){color:inherit;text-decoration:none}body.hs-site a:where(:not(.wp-element-button):not(.wp-block-button__link):not(.dbp-button-link)):hover{color:var(--teal)}body.hs-site a:focus-visible,body.hs-site button:focus-visible,body.hs-site input:focus-visible,body.hs-site summary:focus-visible,[tabindex="0"]:focus-visible{outline:3px solid var(--gold);outline-offset:5px}img,svg{max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}.hs-wrap{width:min(var(--width),calc(100% - 80px));margin-inline:auto}.hs-skip{position:absolute;top:-100px;left:20px;z-index:1000;background:var(--white);padding:12px}.hs-skip:focus{top:12px}.hs-eyebrow{font-family:var(--sans);font-size:11px;letter-spacing:.19em;font-weight:600;color:var(--teal);margin:0 0 16px}.hs-arrow{font-size:21px;line-height:1;font-family:var(--sans);font-weight:400}.hs-link{display:inline-flex;align-items:center;gap:24px;font-weight:600;font-size:13px;border-bottom:1px solid var(--line);padding-block:7px}.hs-button{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;background:var(--ink);color:white!important;padding:14px 22px;font-size:14px;border:1px solid var(--ink);transition:background .15s}.hs-button:hover{background:var(--teal);border-color:var(--teal)}

/* 共通ヘッダー。375pxでは標準のdetails要素でメニューを開閉します。 */
.hs-topline{border-bottom:1px solid var(--line);font-size:10px;letter-spacing:.13em;padding:7px 0;color:var(--muted)}.hs-topline .hs-wrap{display:flex;justify-content:space-between}.hs-header{border-bottom:1px solid var(--line);background:var(--paper)}.hs-header-row{display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:99px}.hs-brand{display:flex;align-items:center;gap:14px;flex-shrink:0}.hs-brand-symbol{width:39px;height:45px;color:var(--teal)}.hs-brand-title{font-family:var(--serif);font-size:25px;font-weight:700;letter-spacing:.12em;line-height:1.5}.hs-brand-sub{display:block;font-family:var(--sans);font-size:9px;font-weight:500;letter-spacing:.16em;color:var(--muted)}.hs-nav{display:flex;align-items:center;gap:27px;font-size:12px;font-weight:600}.hs-search-link{display:flex;align-items:center;gap:7px;border-left:1px solid var(--line);padding-left:22px}.hs-search-icon{width:16px;height:16px}.hs-mobile-menu{display:none}.hs-mobile-menu summary{list-style:none;cursor:pointer;font-size:12px;padding:10px 0}.hs-mobile-menu summary::-webkit-details-marker{display:none}

/* トップの編集的な二段組みと、SVGによる軽量な模式図。 */
.hs-hero{display:grid;grid-template-columns:.94fr 1.06fr;gap:30px;align-items:center;padding-top:48px;padding-bottom:34px;min-height:500px}.hs-hero-copy{padding:14px 0 18px}.hs-hero h1{font-family:var(--serif);font-size:clamp(35px,4.2vw,53px);line-height:1.68;letter-spacing:.08em;font-weight:500;margin:16px 0 22px;white-space:nowrap}.hs-hero-description{font-size:14px;line-height:2.05;color:var(--muted);margin:0 0 27px}.hs-hero-figure{margin:0;position:relative}.hs-hero-map{display:block;width:100%;aspect-ratio:600/420}.hs-map-caption{font-size:10px;color:var(--muted);text-align:right;margin-top:6px}.hs-index-strip{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:22px 0;margin-bottom:64px;align-items:center}.hs-index-caption{font-family:var(--serif);font-size:16px;letter-spacing:.08em}.hs-stat{border-left:1px solid var(--line);padding-left:30px;display:flex;flex-wrap:wrap;align-items:baseline;gap:10px}.hs-stat strong{font-family:Georgia,serif;font-size:29px;font-weight:400;letter-spacing:.01em;line-height:1.2}.hs-stat span{font-size:11px;color:var(--muted)}

/* セクション。角丸カードを重ねず、細い罫線で情報の階層をつくります。 */
.hs-section{padding-block:0 66px}.hs-section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px}.hs-section-heading .hs-eyebrow{margin-bottom:8px}.hs-section h2,.hs-about h2{font-family:var(--serif);font-size:29px;letter-spacing:.07em;font-weight:500;margin:0;line-height:1.6}.hs-section-intro{font-size:13px;color:var(--muted);margin:8px 0 0}.hs-islands{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.hs-island{display:flex;flex-direction:column;padding:23px 25px 22px;position:relative;min-width:0}.hs-island+.hs-island{border-left:1px solid var(--line)}.hs-island-top{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-family:Georgia,serif;font-size:12px;letter-spacing:.09em}.hs-island svg{width:110px;height:72px;margin:15px auto 10px;fill:var(--teal);transition:transform .2s}.hs-island:hover svg{transform:translateY(-4px)}.hs-island h3{font-family:var(--serif);font-size:23px;letter-spacing:.12em;margin:7px 0 1px;font-weight:500}.hs-island-reading{font-size:10px;letter-spacing:.1em;color:var(--muted)}.hs-island p{font-size:12px;color:var(--muted);margin:13px 0 16px;line-height:1.9;flex-grow:1}.hs-island-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:13px;font-size:11px}.hs-island-bottom b{font-family:Georgia,serif;font-size:22px;font-weight:400;margin-right:4px}.hs-feature{background:var(--sea);border:1px solid var(--line);display:grid;grid-template-columns:130px 1fr auto;align-items:center;gap:30px;padding:28px 34px;margin-bottom:66px}.hs-feature-number{font-family:Georgia,serif;font-size:43px;line-height:1.1;color:var(--teal);border-right:1px solid #bacfca;padding-right:25px}.hs-feature-number small{font-family:var(--sans);font-size:10px;display:block;letter-spacing:.16em;margin-top:8px}.hs-feature .hs-eyebrow{margin-bottom:5px;font-size:10px}.hs-feature h2{font-size:21px;font-family:var(--serif);font-weight:500;letter-spacing:.06em;margin:0 0 5px}.hs-feature p{color:var(--muted);font-size:12px;margin:0}.hs-feature .hs-link{white-space:nowrap;border-color:#bacfca}.hs-categories{display:grid;grid-template-columns:1fr 1fr;column-gap:48px;border-top:1px solid var(--line)}.hs-category{display:grid;grid-template-columns:30px 1fr 35px;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:23px 0;min-width:0}.hs-category-index{font-family:Georgia,serif;color:var(--gold);font-size:15px;align-self:start;padding-top:2px}.hs-category h3{font-size:17px;font-family:var(--serif);font-weight:600;margin:0 0 4px;letter-spacing:.05em}.hs-category p{font-size:11px;color:var(--muted);margin:0}.hs-category-count{font-family:Georgia,serif;font-size:17px;color:var(--muted);text-align:right}.hs-category-count small{display:block;font-family:var(--sans);font-size:9px}.hs-timeline{background:var(--ink);color:#fff;padding:45px 44px;margin-bottom:66px;position:relative;overflow:hidden}.hs-timeline .hs-eyebrow{color:#aac9bd}.hs-timeline-head{display:flex;align-items:center;justify-content:space-between;gap:25px}.hs-timeline h2{font-family:var(--serif);font-weight:500;font-size:28px;letter-spacing:.08em;margin:0}.hs-timeline .hs-link{border-color:#718a90;color:white}.hs-years{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:35px}.hs-year{border-top:1px solid #6e898c;padding-top:18px;position:relative}.hs-year::before{content:"";position:absolute;left:0;top:-4px;width:7px;height:7px;border-radius:50%;background:#b8c9ab}.hs-year strong{font-family:Georgia,serif;font-size:32px;font-weight:400;line-height:1.2}.hs-year p{font-size:12px;color:#d7e2e2;margin:10px 0 0;line-height:1.8}.hs-reading-list{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.hs-reading-item{border-top:1px solid var(--ink);padding-top:16px}.hs-reading-item .hs-eyebrow{font-size:10px;letter-spacing:.04em;margin-bottom:10px}.hs-reading-item h3{font-family:var(--serif);font-size:19px;line-height:1.9;margin:0 0 14px;font-weight:600;letter-spacing:.02em}.hs-reading-item>p{font-size:12px;color:var(--muted);line-height:1.9}.hs-reading-item .hs-link{font-size:11px;gap:18px}.hs-about{border-top:1px solid var(--line);padding:38px 0 50px;display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}.hs-about h2{font-size:24px}.hs-about p{font-size:13px;color:var(--muted);line-height:2;margin-top:0}.hs-about-links{display:flex;gap:28px}.hs-footer{background:#edf1ed;border-top:1px solid var(--line);padding:35px 0}.hs-footer-row{display:flex;justify-content:space-between;gap:20px;align-items:start}.hs-footer-title{font-family:var(--serif);font-size:20px;letter-spacing:.1em}.hs-footer p{font-size:10px;color:var(--muted)}.hs-footer-links{display:flex;gap:24px;font-size:11px}.hs-copyright{margin-top:27px!important;letter-spacing:.04em}.hs-preview-note{font-size:11px;text-align:center;margin:0;padding:7px 15px;background:#f0eadd;color:#665126;border-bottom:1px solid #d7c9a9}.hs-demo-ad{height:110px;border:1px dashed var(--line);display:grid;place-content:center;text-align:center;font-size:10px;letter-spacing:.13em;color:var(--muted);margin:0 0 50px}.hs-demo-ad small{display:block;font-size:10px;letter-spacing:0;margin-top:6px}.hs-ad{margin:40px 0;text-align:center}.hs-ad:empty{display:none}.hs-ad-label{font-size:10px;letter-spacing:.1em;color:var(--muted);margin-bottom:10px}

/* 記事・アーカイブ。本文タグにclassがない原稿も、この領域だけで整えます。 */
.hs-breadcrumb{font-size:11px;color:var(--muted);padding-block:23px;margin:0;display:flex;gap:10px;flex-wrap:wrap;list-style:none}.hs-breadcrumb li+li::before{content:"/";margin-right:10px;color:#8ca29f}.hs-article-layout{display:grid;grid-template-columns:minmax(0,790px) minmax(0,270px);gap:76px;padding-bottom:70px;align-items:start}.hs-article{min-width:0}.hs-article-header{border-bottom:1px solid var(--line);padding:16px 0 26px;margin-bottom:30px}.hs-article-header h1{font-family:var(--serif);font-size:32px;line-height:1.8;letter-spacing:.055em;font-weight:600;margin:10px 0 16px;overflow-wrap:anywhere}.hs-article-meta{font-size:11px;color:var(--muted);display:flex;gap:18px;flex-wrap:wrap}.hs-article-category{font-size:11px;letter-spacing:.1em;color:var(--teal)!important}.hs-provenance{border-left:2px solid var(--teal);font-size:12px;line-height:1.9;color:var(--muted);padding:8px 15px;margin:0 0 30px;background:var(--sea)}.hs-provenance a{text-decoration:underline!important;text-underline-offset:3px}.hs-toc{border:1px solid var(--line);background:#f2f5f1;padding:17px 23px;margin:30px 0}.hs-toc summary{font-weight:600;font-size:13px;cursor:pointer;list-style-position:inside}.hs-toc nav{padding-top:10px}.hs-toc ol{list-style:none;padding:0;margin:0;counter-reset:toc}.hs-toc li{font-size:13px;border-top:1px solid var(--line);padding:8px 0;display:flex;gap:13px}.hs-toc li::before{counter-increment:toc;content:counter(toc,decimal-leading-zero);font-family:Georgia,serif;color:var(--teal)}.hs-toc li.hs-toc-sub{padding-left:29px;font-size:12px}.hs-toc li.hs-toc-sub::before{content:"—";counter-increment:none}.hs-content{font-size:18px;line-height:1.95;overflow-wrap:anywhere;letter-spacing:.015em}.hs-content p{margin:0 0 1.55em}.hs-content h2:not([class]):not([style]),.hs-content h2.wp-block-heading:not([style]):not(.has-text-color):not(.has-background){font-family:var(--serif);font-size:26px;font-weight:600;letter-spacing:.055em;line-height:1.7;border-bottom:1px solid var(--line);border-top:2px solid var(--teal);padding:17px 0 16px;margin:2.5em 0 1.1em;scroll-margin-top:30px}.hs-content h3:not([class]):not([style]),.hs-content h3.wp-block-heading:not([style]):not(.has-text-color):not(.has-background){font-size:20px;font-weight:700;line-height:1.8;border-left:3px solid var(--teal);padding-left:14px;margin:2em 0 1em;scroll-margin-top:30px}.hs-content strong{font-weight:700}.hs-content a:not([class]):not([style]){color:var(--teal)!important;text-decoration:underline!important;text-decoration-color:#8cab9e!important;text-underline-offset:4px}.hs-content a:not([class]):not([style]):hover{text-decoration-thickness:2px!important}.hs-content ul,.hs-content ol{padding-left:1.5em;margin:1.7em 0}.hs-content li{margin:0 0 .75em;padding-left:.2em}.hs-content ul>li:has(>strong:first-child+br){list-style:none;padding:16px 18px 16px 32px;margin:0;background:#f0f4ef;border-bottom:1px solid var(--line);position:relative}.hs-content ul:has(>li>strong:first-child+br){padding-left:0}.hs-content ul>li:has(>strong:first-child+br)::before{content:"";position:absolute;left:15px;top:31px;width:4px;height:4px;background:var(--teal)}.hs-content li>strong:first-child:has(+br){color:var(--teal);display:inline-block;margin-left:-.35em;margin-bottom:3px}.hs-content ul>li:has(>strong:first-child+br){text-indent:0;font-size:16px;line-height:1.95}.hs-table-scroll{width:100%;max-width:100%;overflow:auto;overscroll-behavior-x:contain;border:1px solid var(--line);margin:1.8em 0 0;max-height:65vh;background:white}.hs-table-hint{font-size:10px;letter-spacing:.02em;color:var(--muted);margin:6px 0 24px!important}.hs-content table:not(.wp-block-table table){border-collapse:separate;border-spacing:0;width:100%;font-size:13px;line-height:1.8;letter-spacing:0;margin:0;min-width:570px;font-variant-numeric:tabular-nums}.hs-content th:not(.wp-block-table th),.hs-content td:not(.wp-block-table td){padding:13px 15px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);border-right:1px solid var(--line);font-weight:400}.hs-content th:not(.wp-block-table th):last-child,.hs-content td:not(.wp-block-table td):last-child{border-right:0}.hs-content th:not(.wp-block-table th){font-weight:600;background:#e2eae5;color:var(--ink);position:sticky;top:0;z-index:1}.hs-content tbody:not(.wp-block-table tbody) tr:nth-child(even) td{background:#f3f6f2}.hs-content tbody:not(.wp-block-table tbody) tr:last-child td{border-bottom:0}.hs-content table:not(.wp-block-table table):not(.unused){word-break:normal;overflow-wrap:normal}.hs-content>table{display:block;overflow:auto;max-width:100%;min-width:0}.hs-content>table th,.hs-content>table td{min-width:110px}.hs-article-sidebar{padding-top:28px;position:sticky;top:24px}.hs-sidebar-box{border-top:2px solid var(--teal);border-bottom:1px solid var(--line);padding:18px 0 22px;margin-bottom:30px}.hs-sidebar-box h2{font-family:var(--serif);font-size:17px;letter-spacing:.08em;margin:0 0 15px}.hs-sidebar-box .hs-eyebrow{font-size:9px;margin-bottom:8px}.hs-sidebar-box ul{list-style:none;margin:0;padding:0}.hs-sidebar-box li+li{border-top:1px solid var(--line)}.hs-sidebar-box li a{display:block;padding:12px 0;font-size:12px;line-height:1.9}.hs-sidebar-box .hs-side-map{width:100%;display:block;margin:0 0 14px}.hs-related{margin-top:45px;border-top:2px solid var(--ink);padding-top:25px}.hs-related h2{font-family:var(--serif);font-size:23px;font-weight:500;margin:0 0 17px}.hs-related a{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid var(--line);font-size:14px}.hs-archive-header{padding:20px 0 34px;border-bottom:1px solid var(--ink);margin-bottom:10px}.hs-archive-header h1{font-family:var(--serif);font-size:37px;font-weight:500;letter-spacing:.08em;margin:8px 0 14px}.hs-archive-header p{font-size:14px;color:var(--muted);max-width:640px}.hs-archive-layout{display:grid;grid-template-columns:minmax(0,790px) minmax(0,270px);gap:76px;padding-bottom:70px;align-items:start}.hs-archive-list{list-style:none;padding:0;margin:0;counter-reset:archive}.hs-archive-item{padding:26px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:32px 1fr;gap:18px}.hs-archive-item::before{counter-increment:archive;content:counter(archive,decimal-leading-zero);font-family:Georgia,serif;font-size:14px;color:var(--gold);padding-top:5px}.hs-archive-item h2{font-family:var(--serif);font-size:21px;line-height:1.8;font-weight:600;margin:0 0 8px}.hs-archive-item p{font-size:12px;color:var(--muted);margin:0 0 10px}.hs-archive-item small{font-size:10px;color:var(--teal)}.hs-page{max-width:790px;padding-bottom:65px}.hs-search-form{display:flex;gap:10px;margin:25px 0;max-width:620px}.hs-search-form input{border:1px solid #8aa29a;background:white;padding:13px 16px;min-width:0;flex:1;color:var(--ink);border-radius:0}.hs-search-form button{border:0;background:var(--ink);color:white;padding:10px 23px}.hs-empty{padding:30px;background:var(--sea);margin:25px 0;font-size:14px;line-height:2}.hs-pagination{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hs-pagination .page-numbers{padding:7px 15px;border:1px solid var(--line)}.hs-pagination .current{background:var(--ink);color:white}.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hs-no-results{padding:25px 0;color:var(--muted)}

/* タブレットとスマートフォン。本文を優先し、表だけ横にスクロールします。 */
@media(min-width:1500px){.hs-hero{min-height:530px}.hs-hero h1{font-size:56px}}
@media(max-width:1080px){.hs-nav{gap:17px;font-size:11px}.hs-header-row{gap:20px}.hs-brand-title{font-size:22px}.hs-brand-symbol{width:32px}.hs-search-link{padding-left:15px}.hs-hero h1{font-size:40px}.hs-article-layout,.hs-archive-layout{grid-template-columns:minmax(0,1fr) 230px;gap:40px}.hs-island{padding:20px}.hs-feature{gap:23px;padding:25px}.hs-feature h2{font-size:19px}.hs-feature .hs-link{font-size:11px;gap:14px}.hs-stat{padding-left:24px}.hs-stat strong{font-size:25px}}
@media(max-width:860px){.hs-wrap{width:calc(100% - 48px)}.hs-header-row{min-height:83px}.hs-nav{display:none}.hs-mobile-menu{display:block;position:relative}.hs-mobile-nav{position:absolute;right:0;top:48px;z-index:5;width:265px;background:var(--paper);border:1px solid var(--line);box-shadow:0 12px 20px #18343e0d;padding:15px 20px}.hs-mobile-nav a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px}.hs-mobile-nav a:last-child{border:0}.hs-hero{gap:10px;min-height:410px;padding-top:28px}.hs-hero h1{font-size:32px}.hs-hero-description{font-size:12px}.hs-hero-description br{display:none}.hs-hero .hs-eyebrow{font-size:9px}.hs-hero .hs-button{font-size:12px;padding:12px 16px;gap:20px}.hs-index-strip{grid-template-columns:1fr 1fr 1fr;padding:18px 0;margin-bottom:46px}.hs-index-caption{display:none}.hs-stat:first-of-type{border-left:0;padding-left:0}.hs-stat{padding-left:20px;gap:5px}.hs-stat strong{font-size:24px}.hs-stat span{font-size:10px}.hs-island{padding:18px 16px}.hs-island h3{font-size:20px}.hs-island p{font-size:11px}.hs-island svg{width:90px}.hs-feature{grid-template-columns:100px 1fr;margin-bottom:50px}.hs-feature>.hs-link{grid-column:2;justify-self:start}.hs-feature-number{font-size:36px;grid-row:span 2}.hs-feature h2{font-size:20px}.hs-feature p{font-size:12px}.hs-categories{column-gap:25px}.hs-category{gap:10px;grid-template-columns:23px 1fr 25px}.hs-category h3{font-size:16px}.hs-category p{font-size:10px}.hs-timeline{padding:32px 28px}.hs-timeline h2{font-size:23px}.hs-timeline-head .hs-link{font-size:11px;gap:15px}.hs-reading-list{gap:22px}.hs-reading-item h3{font-size:17px}.hs-about{gap:30px}.hs-article-layout,.hs-archive-layout{grid-template-columns:minmax(0,1fr);gap:0}.hs-article-sidebar{position:static;display:none}.hs-article{max-width:790px}.hs-footer-links{gap:14px}}
@media(max-width:600px){.hs-wrap{width:calc(100% - 40px)}.hs-topline{font-size:8px;padding-block:6px;letter-spacing:.06em}.hs-topline .hs-topline-right{display:none}.hs-brand-title{font-size:20px;letter-spacing:.1em}.hs-brand-sub{font-size:7px;letter-spacing:.12em}.hs-brand{gap:10px}.hs-brand-symbol{width:29px;height:36px}.hs-header-row{min-height:75px}.hs-mobile-menu summary{font-size:10px}.hs-hero{display:flex;flex-direction:column;align-items:stretch;padding-top:34px;padding-bottom:20px;gap:14px}.hs-hero-copy{padding:0}.hs-hero .hs-eyebrow{font-size:9px;margin-bottom:12px}.hs-hero h1{font-size:35px;letter-spacing:.05em;line-height:1.7;margin:12px 0 16px}.hs-hero-description{font-size:12px;line-height:2;margin-bottom:20px;max-width:330px}.hs-hero .hs-button{font-size:12px;gap:37px;padding:11px 18px}.hs-hero-figure{margin-top:7px}.hs-hero-map{aspect-ratio:600/400}.hs-map-caption{font-size:8px;margin-top:0}.hs-index-strip{padding:17px 0;margin-bottom:39px}.hs-stat{display:block;padding-left:15px}.hs-stat strong{display:block;font-size:23px}.hs-stat span{display:block;font-size:9px;margin-top:4px}.hs-section{padding-bottom:42px}.hs-section-heading{margin-bottom:20px;gap:15px}.hs-section h2{font-size:23px;letter-spacing:.05em}.hs-section-heading .hs-eyebrow{font-size:9px;margin-bottom:7px}.hs-section-heading>.hs-link{font-size:10px;gap:9px;flex-shrink:0}.hs-section-intro{font-size:11px;margin-top:7px}.hs-islands{grid-template-columns:repeat(2,1fr)}.hs-island{padding:18px 17px}.hs-island:nth-child(3){border-left:0}.hs-island:nth-child(n+3){border-top:1px solid var(--line)}.hs-island h3{font-size:21px}.hs-island svg{width:100px;height:65px;margin:13px auto 5px}.hs-island p{font-size:11px;margin:10px 0 12px}.hs-island-reading{font-size:9px}.hs-island-bottom{font-size:9px}.hs-island-bottom b{font-size:21px}.hs-feature{grid-template-columns:66px 1fr;gap:13px 19px;padding:23px 20px;margin-bottom:43px}.hs-feature-number{font-size:30px;padding-right:12px}.hs-feature-number small{font-size:8px;letter-spacing:.02em}.hs-feature .hs-eyebrow{font-size:8px}.hs-feature h2{font-size:18px;line-height:1.7;letter-spacing:.02em}.hs-feature p{font-size:11px}.hs-feature .hs-link{padding-top:0;font-size:10px}.hs-categories{grid-template-columns:1fr}.hs-category{padding:20px 0;grid-template-columns:25px 1fr 29px;gap:14px}.hs-category h3{font-size:17px}.hs-category p{font-size:11px}.hs-timeline{padding:28px 23px;margin-bottom:42px}.hs-timeline-head{display:block}.hs-timeline h2{font-size:22px;line-height:1.8}.hs-timeline .hs-eyebrow{font-size:9px;margin-bottom:10px}.hs-timeline-head .hs-link{margin-top:12px;font-size:11px}.hs-years{grid-template-columns:repeat(2,1fr);gap:25px 22px;margin-top:30px}.hs-year strong{font-size:29px}.hs-year p{font-size:10px;margin-top:9px}.hs-reading-list{grid-template-columns:1fr;gap:22px}.hs-reading-item{padding-top:17px}.hs-reading-item h3{font-size:19px;margin-bottom:10px}.hs-reading-item>p{font-size:12px}.hs-about{grid-template-columns:1fr;gap:20px;padding:29px 0 36px}.hs-about h2{font-size:22px}.hs-about p{font-size:12px}.hs-about-links{gap:20px}.hs-about-links a{font-size:11px;gap:12px}.hs-footer{padding:28px 0}.hs-footer-row{display:block}.hs-footer-links{flex-wrap:wrap;margin-top:23px;gap:12px 22px;font-size:10px}.hs-footer-title{font-size:19px}.hs-copyright{font-size:9px!important;margin-top:21px!important}.hs-preview-note{font-size:9px;padding:6px 12px}.hs-breadcrumb{font-size:10px;padding:20px 0;gap:7px}.hs-breadcrumb li+li::before{margin-right:7px}.hs-article-header{padding-top:5px;padding-bottom:22px;margin-bottom:24px}.hs-article-header h1{font-size:25px;line-height:1.8;letter-spacing:.03em;margin:12px 0 15px}.hs-article-meta{font-size:10px;gap:12px}.hs-provenance{font-size:11px;padding:9px 12px;margin-bottom:25px}.hs-toc{padding:15px 17px;margin:25px 0}.hs-toc li{font-size:12px;gap:10px}.hs-toc li.hs-toc-sub{font-size:11px;padding-left:24px}.hs-content{font-size:17px;line-height:1.95;letter-spacing:.01em}.hs-content h2:not([class]):not([style]),.hs-content h2.wp-block-heading:not([style]):not(.has-text-color):not(.has-background){font-size:22px;padding:14px 0 13px;margin-top:2.1em}.hs-content h3:not([class]):not([style]),.hs-content h3.wp-block-heading:not([style]):not(.has-text-color):not(.has-background){font-size:18px;padding-left:11px;margin-top:1.8em}.hs-content ul>li:has(>strong:first-child+br){font-size:15px;padding:14px 14px 14px 28px}.hs-content ul>li:has(>strong:first-child+br)::before{left:12px;top:28px}.hs-content table:not(.wp-block-table table){font-size:12px;min-width:570px}.hs-content th:not(.wp-block-table th),.hs-content td:not(.wp-block-table td){padding:11px 12px}.hs-related h2{font-size:22px}.hs-related a{font-size:13px;padding:15px 0}.hs-article-layout{padding-bottom:42px}.hs-archive-header{padding-top:7px;padding-bottom:24px}.hs-archive-header h1{font-size:28px;margin:8px 0 12px}.hs-archive-header p{font-size:12px}.hs-archive-item{padding:23px 0;grid-template-columns:24px 1fr;gap:12px}.hs-archive-item h2{font-size:18px}.hs-archive-item p{font-size:11px}.hs-archive-item::before{font-size:12px}.hs-search-form{gap:7px}.hs-search-form input{font-size:14px;padding:12px}.hs-search-form button{padding:10px 16px;font-size:13px}.hs-page{padding-bottom:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
/* 日付のまとまりを375pxでも維持し、左端の補助罫線を省きます。 */
@media(max-width:860px){.hs-stat:nth-child(2){border-left:0;padding-left:0}}
@media(max-width:600px){.hs-stat:nth-child(2) strong{font-size:20px;white-space:nowrap}}

/* ブロック編集用トップと、Diver Blocksの見出し・ボタンを共存させます。 */
.hs-search-icon{fill:none;stroke:currentColor}
.hs-home-blocks .hs-hero.wp-block-columns{margin:0;gap:30px;align-items:center}
.hs-home-blocks .hs-hero>.wp-block-column{min-width:0}
.hs-hero-figure img{display:block;width:100%;height:auto;aspect-ratio:600/420}
.hs-hero-figure .wp-element-caption{font-size:10px;text-align:right;color:var(--muted);margin-top:6px}
.hs-hero-action .wp-block-button__link{background:var(--ink);color:white;font-size:14px;border-radius:0;padding:14px 22px;text-decoration:none}
.hs-hero-action .wp-block-button__link:hover{background:var(--teal);color:white}
.hs-content .wp-block-table{max-width:100%;overflow:auto}
.hs-content .wp-block-table table{min-width:0}
.hs-content .alignfull,.hs-content .alignwide{max-width:100%;margin-inline:0}
@media(max-width:600px){.hs-home-blocks .hs-hero.wp-block-columns{gap:14px}.hs-hero-action .wp-block-button__link{font-size:12px;padding:11px 18px}.hs-hero-figure .wp-element-caption{font-size:8px}}

/* 設定済みの写真を表示。本文とカテゴリの画像は縦横比を保ち、一覧だけ小さく切り抜きます。 */
.hs-featured,.hs-category-image{margin:0 0 28px;max-width:790px}
.hs-featured img,.hs-category-image img{display:block;width:100%;max-width:100%;height:auto}
.hs-image-caption{font-size:11px;line-height:1.8;color:var(--muted);margin-top:8px}
.hs-category-image{margin-top:24px}
.hs-category-content{margin:22px 0 35px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.hs-content img,.hs-archive-header img{max-width:100%;height:auto}
.hs-content figure{max-width:100%;margin-inline:0}
.hs-content .wp-element-caption{font-size:12px;line-height:1.8;color:var(--muted);margin-top:8px}
.hs-archive-record{min-width:0}
.hs-archive-record.hs-has-image{display:grid;grid-template-columns:180px minmax(0,1fr);gap:22px;align-items:start}
.hs-archive-copy{min-width:0}
.hs-card-image{display:block;overflow:hidden;aspect-ratio:16/9;background:var(--sea)}
.hs-card-image img{display:block;width:100%;height:100%;object-fit:cover}
.hs-reading-item>.hs-card-image{margin-bottom:17px}

/* 追従ナビの先頭を検索にし、8カテゴリを2列で収めます。低い画面でも欄内をスクロール可能です。 */
:root{--hs-sidebar-top:24px}
body.admin-bar{--hs-sidebar-top:56px}
.hs-article-sidebar{padding-top:0;top:var(--hs-sidebar-top);max-height:calc(100vh - var(--hs-sidebar-top) - 20px);max-height:calc(100dvh - var(--hs-sidebar-top) - 20px);overflow-y:auto;scrollbar-width:thin;scrollbar-gutter:stable;overscroll-behavior-y:contain;padding-right:6px}
.hs-article-sidebar .hs-sidebar-box{margin:0 0 18px;padding:15px 0 17px}
.hs-article-sidebar .hs-sidebar-box h2{font-size:17px;line-height:1.65;margin:0 0 10px}
.hs-article-sidebar .hs-eyebrow{margin:0 0 6px}
.hs-search-prompt{font-size:12px;line-height:1.85;color:var(--muted);margin:0 0 13px}
.hs-sidebar-search .hs-search-form{margin:0;gap:6px}
.hs-sidebar-search .hs-search-form input{padding:10px 9px;font-size:12px}
.hs-sidebar-search .hs-search-form button{padding:10px 12px;font-size:12px}
.hs-sidebar-categories ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 12px;margin:0;padding:0;list-style:none}
.hs-sidebar-categories li,.hs-sidebar-categories li+li{margin:0;border-top:0;border-bottom:1px solid var(--line);padding:0}
.hs-sidebar-categories li a{font-size:11px;line-height:1.65;padding:9px 0;min-height:38px;display:flex;align-items:center}
.hs-sidebar-map{margin:0 0 18px;border-block:1px solid var(--line);padding:12px 0}
.hs-sidebar-map summary{font-size:12px;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px}
.hs-sidebar-map summary::-webkit-details-marker{display:none}
.hs-sidebar-map summary::after{content:"＋";font-size:16px;color:var(--teal)}
.hs-sidebar-map[open] summary::after{content:"−"}
.hs-sidebar-map .hs-side-map{display:block;width:100%;height:auto;margin:13px 0 7px}
.hs-mobile-search{display:none}
@media(max-width:1080px){.hs-archive-record.hs-has-image{grid-template-columns:150px minmax(0,1fr);gap:18px}.hs-sidebar-categories ul{gap:0 9px}.hs-sidebar-categories li a{font-size:10px}}
@media(max-width:860px){.hs-article-sidebar{display:none}.hs-mobile-search{display:block;border-bottom:1px solid var(--line);padding-block:10px}.hs-mobile-search summary{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:12px;list-style:none;color:var(--teal)}.hs-mobile-search summary::-webkit-details-marker{display:none}.hs-mobile-search details>div{padding-top:13px}.hs-mobile-search .hs-search-form{margin:0 0 5px}.hs-mobile-search .hs-search-prompt{margin-bottom:9px}.hs-archive-record.hs-has-image{grid-template-columns:180px minmax(0,1fr)}}
@media(max-width:600px){.hs-featured,.hs-category-image{margin-bottom:23px}.hs-archive-record.hs-has-image{grid-template-columns:96px minmax(0,1fr);gap:13px}.hs-archive-record.hs-has-image h2{font-size:16px}.hs-archive-record.hs-has-image .hs-archive-copy>p{display:none}.hs-category-content{margin-top:20px}}