:root{--ink:#eef4f6;--muted:#a8b4bb;--line:rgba(143,222,230,.2);--glass:rgba(15,24,31,.76);--accent:#82e8ef;--bg:#060b10}
*{box-sizing:border-box}body.subpage{margin:0;background:radial-gradient(circle at 50% 0,#12212b 0,#080e14 40%,#05090d 100%);color:var(--ink);font-family:"Noto Sans JP",sans-serif;min-height:100vh}.subpage .site-header{position:sticky;top:0;background:rgba(7,14,20,.72);border:1px solid rgba(175,225,231,.14);backdrop-filter:blur(22px);box-shadow:0 14px 50px rgba(0,0,0,.22)}.subpage .search-open{text-decoration:none}.subpage .mobile-nav{position:fixed}.archive-main{width:min(1180px,calc(100% - 36px));margin:auto;padding:72px 0 110px}.archive-eyebrow{color:var(--accent);font-size:.72rem;letter-spacing:.28em}.archive-title{font:600 clamp(2rem,5vw,4.5rem)/1.15 "Noto Serif JP",serif;margin:.3em 0}.archive-intro{color:var(--muted);max-width:680px;line-height:1.9}.archive-tools{display:grid;grid-template-columns:1fr 240px;gap:12px;margin:42px 0 28px}.archive-tools input,.archive-tools select{width:100%;padding:15px 17px;color:var(--ink);border:1px solid var(--line);border-radius:12px;background:var(--glass);font:inherit;outline:none}.archive-tools select option{background:#111a21}.result-count{color:var(--muted);font-size:.85rem;margin-bottom:18px}.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.article-card{display:flex;flex-direction:column;min-height:100%;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:var(--glass);text-decoration:none;transition:.25s transform,.25s border-color}.article-card:hover{transform:translateY(-4px);border-color:rgba(130,232,239,.65)}.article-thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#142933,#091118);overflow:hidden;display:grid;place-items:center;color:var(--accent);letter-spacing:.18em;font-size:.72rem}.article-thumb img{width:100%;height:100%;object-fit:cover}.article-card-body{padding:21px;display:flex;flex-direction:column;flex:1}.article-meta{display:flex;gap:10px;align-items:center;color:var(--accent);font-size:.7rem;letter-spacing:.05em}.article-card h2{font:600 1.05rem/1.65 "Noto Serif JP",serif;margin:13px 0}.article-tags{margin-top:auto;color:var(--muted);font-size:.75rem}.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:42px}.pagination button{border:1px solid var(--line);border-radius:9px;background:var(--glass);color:var(--ink);padding:9px 13px;cursor:pointer}.pagination button[aria-current="page"]{background:var(--accent);color:#061016}.empty,.loading{grid-column:1/-1;padding:70px 20px;text-align:center;color:var(--muted)}.article-shell{width:min(920px,calc(100% - 36px));margin:auto;padding:72px 0 110px}.back-link{display:inline-block;margin-bottom:32px;color:var(--accent);text-decoration:none}.article-head{padding-bottom:34px;border-bottom:1px solid var(--line)}.article-head h1{font:600 clamp(1.8rem,4.5vw,3.6rem)/1.45 "Noto Serif JP",serif;margin:.4em 0}.article-featured{margin:36px 0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--glass)}.article-featured img{display:block;width:100%;max-height:520px;object-fit:cover}.article-content{font-size:1rem;line-height:2;color:#dbe4e8}.article-content h2,.article-content h3,.article-content h4{font-family:"Noto Serif JP",serif;color:#fff;line-height:1.55;margin:2.2em 0 .8em}.article-content img{max-width:100%;height:auto;border-radius:10px}.article-content a{color:var(--accent)}.article-content blockquote{margin:2em 0;padding:1px 22px;border-left:3px solid var(--accent);color:var(--muted)}.article-content table{display:block;max-width:100%;overflow:auto;border-collapse:collapse}.article-content td,.article-content th{border:1px solid var(--line);padding:10px}.article-footer-nav{margin-top:60px;padding-top:24px;border-top:1px solid var(--line)}.site-footer{text-align:center;padding:34px;color:#7f8b92;border-top:1px solid var(--line);font-size:.75rem;display:block}
@media(max-width:860px){.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.archive-main,.article-shell{padding-top:45px}.archive-tools{grid-template-columns:1fr}.article-grid{grid-template-columns:1fr}.archive-title{font-size:2.2rem}.article-head h1{font-size:1.8rem}}

/* Keep the same floating header shape on archive and article pages */
.subpage .site-header{
  top:14px;
  left:auto;
  right:auto;
  width:calc(100% - clamp(24px,3.6vw,64px));
  margin:14px auto 0;
  border-radius:999px;
  overflow:hidden;
}
@media(max-width:900px){
  .subpage .site-header{
    top:10px;
    width:calc(100% - 20px);
    margin-top:10px;
  }
}
.tag-filter{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 18px}
.tag-filter b{padding:6px 14px;border:1px solid rgba(123,229,233,.5);border-radius:999px;color:#7be5e9;font-size:13px;font-weight:600}
.tag-filter a{font-size:12px;color:#aabcb9;text-decoration:underline}
.article-featured img{height:auto;max-height:none;object-fit:contain}
.article-crumbs{font-size:12px;color:#8fa3a8;margin-bottom:6px}.article-crumbs a{color:inherit}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:40px 0 0}
.article-tags a{padding:5px 12px;border:1px solid rgba(123,229,233,.35);border-radius:999px;font-size:12px;color:#7be5e9}

/* WP（SWELL）の装飾ボックスを新サイトの配色で表示（emboss_box・shadow・sticky_box など共通） */
.article-content [class*="is-style-"]:is(.wp-block-group,.swell-block-box,div,p):not(.wp-block-button):not([class*="btn"]):not([class*="list"]):not([class*="num_"]):not(.wp-block-image):not(.wp-block-columns):not(.wp-block-column){margin:1.8em 0;padding:1.2em 1.4em;border:1px solid rgba(123,229,233,.28);border-radius:12px;background:rgba(18,32,40,.55);box-shadow:0 10px 28px rgba(0,0,0,.25)}
.article-content [class*="is-style-"] [class*="is-style-"]{margin:0;padding:0;border:0;background:none;box-shadow:none}
.article-content .is-style-emboss_box{background:linear-gradient(160deg,rgba(26,44,54,.8),rgba(12,22,30,.8));box-shadow:0 12px 30px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.06)}
.article-content .is-style-sticky_box{border-left:4px solid #7be5e9;border-radius:6px}
.article-content .is-style-kakko_box,.article-content .is-style-crease{border-style:dashed}
.article-content [class*="is-style-"] > .wp-block-group__inner-container > :first-child,.article-content [class*="is-style-"] > :first-child{margin-top:0}
.article-content [class*="is-style-"] > .wp-block-group__inner-container > :last-child,.article-content [class*="is-style-"] > :last-child{margin-bottom:0}
.theme-reset{display:inline-block;margin-top:10px;color:var(--accent);font-size:.85rem;text-decoration:none;border-bottom:1px solid rgba(130,232,239,.35)}
.article-ad-note{margin:0 0 18px;padding:8px 14px;border-left:2px solid rgba(123,229,233,.5);background:rgba(123,229,233,.06);color:#b7c3c6;font-size:12px;line-height:1.7}