:root{--ink:#17334a;--muted:#627484;--brand:#f45a4f;--orange:#ff9d3d;--blue:#1687c8;--line:#dce6eb;--soft:#f5fafc;--cream:#fff9ee;--shadow:0 18px 55px rgba(28,66,88,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;color:var(--ink);background:#fff;line-height:1.7}img{max-width:100%;height:auto}.container{width:min(1120px,calc(100% - 32px));margin-inline:auto}a{color:inherit}.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.navin{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{font-weight:1000;font-size:24px;color:var(--ink);text-decoration:none}.logo-with-bantaro{display:inline-flex;align-items:center;gap:10px;min-width:0}.logo-with-bantaro .bantaro-logo-icon{display:block!important;width:52px!important;height:52px!important;max-width:52px!important;object-fit:contain!important;flex:0 0 52px!important;animation:bantaro-logo-dance 3.5s ease-in-out infinite;transform-origin:50% 85%}.logo-word{display:inline-flex;align-items:baseline;white-space:nowrap;letter-spacing:-.02em}.logo-school{color:var(--brand);margin-left:2px}.navlinks{display:flex;align-items:center;gap:24px}.navlinks a{font-weight:800;text-decoration:none;white-space:nowrap}.hero{padding:70px 0 54px;background:linear-gradient(135deg,#fff8ee 0%,#eef9ff 100%)}.eyebrow{color:var(--brand);font-weight:900;letter-spacing:.14em;text-transform:uppercase}.hero h1{font-size:clamp(38px,5.5vw,68px);line-height:1.15;margin:.2em 0}.lead{font-size:18px;line-height:1.9;color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding:52px 0 72px}.card{border:1px solid var(--line);border-radius:24px;padding:18px;background:#fff;box-shadow:var(--shadow);display:flex;flex-direction:column;min-width:0}.card-image{display:block;overflow:hidden;border-radius:16px;margin-bottom:16px;background:var(--soft)}.card img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease}.card:hover img{transform:scale(1.03)}.meta{display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--brand);font-weight:900;letter-spacing:.05em}.meta span{color:var(--muted);font-weight:700}.card h2{font-size:22px;line-height:1.45;margin:.45em 0}.card h2 a{text-decoration:none}.card p{color:var(--muted);margin:0 0 18px}.text-link{margin-top:auto;color:var(--brand);font-weight:900;text-decoration:none}.btn{display:inline-block;padding:14px 24px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--orange));color:#fff!important;text-decoration:none;font-weight:900;border:0;cursor:pointer;box-shadow:0 10px 25px rgba(244,90,79,.2)}.btn:disabled{opacity:.55;cursor:wait}.btn.alt{background:#fff;color:var(--ink)!important;border:2px solid var(--line);box-shadow:none}.article{max-width:960px;padding:64px 0 80px}.article-head{max-width:900px;margin-bottom:30px}.article h1{font-size:clamp(32px,4.2vw,50px);line-height:1.35;letter-spacing:.01em;margin:.35em 0;word-break:auto;overflow-wrap:anywhere}.article-lead{font-size:18px;color:var(--muted);line-height:1.9}.article-cover{margin:34px 0 46px}.article-cover img{display:block;width:100%;max-height:620px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}.article-body{font-size:17px;line-height:2.05;max-width:820px;margin-inline:auto}.article-body h2{font-size:30px;line-height:1.45;margin:2em 0 .7em;padding-left:16px;border-left:5px solid var(--brand)}.article-body h3{font-size:23px;margin:1.8em 0 .6em}.article-body p{margin:1.2em 0}.article-body img{display:block;max-width:100%;height:auto;border-radius:20px;margin-inline:auto}.article-body figure{margin:34px 0;text-align:center}.article-body figcaption{font-size:13px;color:var(--muted);margin-top:8px}.article-body ul,.article-body ol{padding-left:1.5em}.cta{margin:64px auto;padding:38px;border-radius:30px;background:linear-gradient(135deg,#fff1e4,#eef9ff);text-align:center;max-width:900px}.cta h2{font-size:clamp(24px,3vw,34px);margin:.5em 0}.back-link{max-width:900px;margin:0 auto}.footer{background:#17334a;color:#fff;padding:38px 0;margin-top:50px}.footer-brand-row{display:flex;align-items:center;justify-content:space-between;gap:24px}.footer-logo{color:#fff}.footer-logo .logo-school{color:var(--brand)}.empty{grid-column:1/-1;padding:40px;text-align:center;background:var(--soft);border-radius:20px}.admin-site{background:#f4f8fa}.admin{max-width:1080px;margin:38px auto 80px;padding:0 18px}.admin h1{font-size:clamp(30px,4vw,46px);margin:.4em 0}.admin h2{font-size:22px;margin:0 0 16px}.admin-top{display:flex;justify-content:space-between;align-items:center;gap:20px}.admin-panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;margin:20px 0;box-shadow:0 8px 28px rgba(28,66,88,.07)}.field{margin:14px 0}.field label{display:block;font-weight:900;margin-bottom:7px}.field small,.help{font-weight:400;color:var(--muted)}.field input,.field select,.field textarea,.body-editor{width:100%;padding:13px 14px;border:1px solid #cbd8df;border-radius:12px;font:inherit;background:#fff;color:var(--ink)}.field input:focus,.field select:focus,.field textarea:focus,.body-editor:focus{outline:3px solid rgba(22,135,200,.13);border-color:var(--blue)}.field textarea.short{min-height:100px}.body-editor{min-height:420px;resize:vertical;line-height:1.8;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.editor-toolbar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:10px}.editor-toolbar button,.upload-inline{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 13px;font:inherit;font-weight:800;cursor:pointer}.upload-inline{background:#eef9ff;color:#126c9d}.upload-status{min-height:28px;font-weight:800;color:var(--blue)}.cover-preview{display:block;width:min(100%,720px);max-height:420px;object-fit:cover;border-radius:18px;margin:12px 0 20px}.drop-zone{display:flex!important;min-height:150px;border:2px dashed #b7ccd7;border-radius:18px;background:#f8fcfd;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;text-align:center;padding:20px;transition:.2s}.drop-zone span{font-size:13px;color:var(--muted)}.drop-zone input{position:absolute;opacity:0;width:1px!important;height:1px}.drop-zone.dragging{border-color:var(--blue);background:#e9f7ff;transform:scale(1.01)}.publish-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;align-items:center}.check{display:flex;gap:9px;align-items:center;font-weight:800}.check input{width:auto;transform:scale(1.15)}.save-bar{position:sticky;bottom:12px;z-index:10;display:flex;align-items:center;gap:18px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);padding:14px 18px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.save-bar span{color:var(--muted);font-size:14px}.notice{padding:14px 16px;border-radius:12px;background:#eef9ff}.notice.success{background:#eefaf1;color:#176536}.notice.error{background:#fff0ef;color:#a53229}.table{width:100%;border-collapse:collapse;background:#fff}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left}.table-wrap{overflow:auto;border-radius:16px;border:1px solid var(--line)}
@keyframes bantaro-logo-dance{0%,100%{transform:translateY(0) rotate(0)}20%{transform:translateY(-4px) rotate(-4deg)}42%{transform:translateY(0) rotate(3deg)}62%{transform:translateY(-3px) rotate(-2deg)}80%{transform:translateY(0) rotate(1deg)}}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.navlinks{gap:14px}.navlinks a{font-size:14px}.publish-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.container{width:min(100% - 24px,1120px)}.navin{min-height:68px}.navlinks{display:none}.logo{font-size:20px}.logo-with-bantaro .bantaro-logo-icon{width:44px!important;height:44px!important;max-width:44px!important;flex-basis:44px!important}.hero{padding:48px 0 38px}.grid,.row,.publish-grid{grid-template-columns:1fr}.grid{padding:32px 0 52px}.article{padding:42px 0 60px}.article h1{font-size:clamp(30px,9vw,42px);line-height:1.4}.article-cover{margin:24px 0 34px}.article-cover img{border-radius:20px}.article-body{font-size:16px}.article-body h2{font-size:25px}.cta{padding:28px 20px;margin:48px 0}.footer-brand-row{align-items:flex-start;flex-direction:column}.admin{margin-top:20px}.admin-panel{padding:18px;border-radius:18px}.admin-top{align-items:flex-start;flex-direction:column}.save-bar{align-items:stretch;flex-direction:column}.save-bar .btn{width:100%}.save-bar span{text-align:center}.body-editor{min-height:360px}.table th:nth-child(1),.table td:nth-child(1){white-space:nowrap}}
@media(prefers-reduced-motion:reduce){.bantaro-logo-icon{animation:none!important}*{scroll-behavior:auto!important}}
/* 2026-07-27 admin upload stability fix */
.admin-site .save-bar{position:static;margin-top:22px;clear:both}
.admin-site .upload-status:not(:empty){margin-top:12px;padding:12px 14px;border-radius:12px;background:#eef9ff;border:1px solid #cfe9f7}
.admin-site .admin-panel{overflow:visible}
.admin-actions{display:flex;gap:14px;align-items:center;white-space:nowrap}.admin-actions form{margin:0}.delete-link{border:0;background:none;padding:0;color:#d84949;text-decoration:underline;cursor:pointer;font:inherit}.delete-link:hover{opacity:.72}

.admin-site .view-count{font-weight:900;white-space:nowrap}.admin-site .view-count small{font-size:11px;color:var(--muted);font-weight:700}

/* 画像未選択時の空プレビューを確実に非表示 */
[hidden]{display:none!important;}
.save-status{min-height:1.5em;margin:12px 0;color:#31526b;font-weight:700;}
button:disabled{opacity:.65;cursor:wait;}

.speech-dictionary-table td{vertical-align:top}.speech-dictionary-table td:nth-child(1),.speech-dictionary-table td:nth-child(2){min-width:180px}.speech-dictionary-table td:nth-child(3){min-width:160px}


/* 2026-08-07 v3: 読みやすさを優先した控えめな記事装飾 */
.article-body h2{
  position:relative;
  margin:2.1em 0 .75em;
  padding:0 0 .32em 16px;
  border-left:5px solid #f45a4f;
  border-bottom:1px solid #edf1f3;
  background:none;
  border-radius:0;
  box-shadow:none;
  font-size:clamp(23px,3.2vw,29px);
  line-height:1.5;
}
.article-body strong{font-weight:900;color:#173f5f}
.article-body mark,
.article-body span[style*="linear-gradient(transparent 62%,#ffe68a 62%)"]{
  background:linear-gradient(transparent 67%,#ffe9a3 67%)!important;
  color:inherit!important;
  font-weight:800!important;
  padding:0 .04em!important;
}
.blog-message{
  position:relative;
  margin:34px 0;
  padding:21px 22px 19px;
  border-radius:14px;
  background:#f7fbfd;
  border:1px solid #dfeaf0;
  box-shadow:none;
}
.blog-message-title{
  display:block;
  margin:0 0 10px;
  padding:0 0 7px;
  border-radius:0;
  background:transparent;
  color:#d66b32;
  font-weight:900;
  box-shadow:none;
  border-bottom:1px dashed #e5c8b5;
}
.blog-message-title:before{content:""}
.blog-message p{margin:.65em 0!important}
@media(max-width:700px){
  .article-body h2{margin-top:1.9em;padding-left:12px;font-size:22px}
  .blog-message{padding:18px 16px}
}