:root{
  --navy:#0B1D35;
  --ink:#22334A;
  --muted:#6B7A90;
  --orange:#F76B1C;
  --orange-dk:#E85E12;
  --line:#DDE7F1;
  --bg:#F4F7FB;
  --card:#fff;
  --maxw:1140px;
  --shadow:0 18px 48px rgba(22,36,58,.09);
  --shadow-card:0 10px 30px rgba(22,36,58,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Noto Sans JP',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;letter-spacing:.01em;overflow-x:hidden}
a{color:inherit;text-decoration:none}.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}.hl{color:var(--orange)}
.site-header{position:sticky;top:0;z-index:300;background:#fff;box-shadow:0 2px 16px rgba(22,36,58,.09)}
.header-inner{max-width:var(--maxw);margin:0 auto;height:76px;padding:0 24px;display:flex;align-items:center;gap:24px}.logo{display:flex;align-items:baseline;gap:10px;min-width:0}.logo-name{font-size:26px;font-weight:900;color:var(--navy);letter-spacing:-.03em}.logo-sub{font-size:13px;color:#66758A;white-space:nowrap}.nav{display:flex;align-items:center;gap:26px;margin-left:auto;list-style:none}.nav a{font-size:15px;font-weight:800;color:#1f2937;white-space:nowrap}.nav a:hover,.nav a[aria-current="page"]{color:var(--orange)}.cta{display:inline-flex;align-items:center;justify-content:center;background:var(--orange);color:#fff;font-size:15px;font-weight:900;padding:13px 22px;border-radius:10px;box-shadow:0 8px 18px rgba(247,107,28,.26)}.burger{display:none;margin-left:auto;width:40px;height:40px;border:0;background:transparent;flex-direction:column;justify-content:center;gap:5px}.burger span{display:block;width:22px;height:2.5px;background:var(--navy);border-radius:2px;margin:0 auto}.mobile-nav{display:none;background:#fff;border-top:1px solid var(--line);padding:12px 24px 24px}.mobile-nav.open{display:flex;flex-direction:column}.mobile-nav a{padding:13px 4px;border-bottom:1px solid var(--line);font-weight:800}.mobile-nav .cta{margin-top:16px;border-bottom:0;color:#fff}
.main{padding:52px 0 90px}.hero{padding:42px 0}.eyebrow{display:inline-flex;flex-direction:column;gap:10px;color:var(--orange);font-size:13px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;margin-bottom:22px}.eyebrow::after{content:"";width:42px;height:3px;background:var(--orange);border-radius:999px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(330px,.95fr);gap:38px;align-items:center}.hero-title{font-size:clamp(34px,4.8vw,56px);line-height:1.18;font-weight:900;color:var(--navy);letter-spacing:-.035em;text-wrap:balance}.hero-title--case-split{font-size:clamp(28px,3.6vw,44px);word-break:keep-all;line-break:strict}.hero-title .phrase-nowrap{display:inline-block;white-space:nowrap}.hero-lead{margin-top:20px;max-width:650px;font-size:17px;font-weight:700;line-height:1.9}.hero-card{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:24px}.hero-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:18px;border:1px solid var(--line)}.crumbs{margin-bottom:22px;color:var(--muted);font-size:13px;font-weight:700}.crumbs a{color:var(--navy)}
.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.metric{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;text-align:center;box-shadow:0 8px 24px rgba(22,36,58,.05)}.metric-label{display:block;color:var(--muted);font-size:12px;font-weight:800}.metric-value{display:block;margin-top:4px;color:var(--orange);font-size:clamp(20px,2.6vw,30px);font-weight:900;line-height:1.15;white-space:nowrap}.panel{background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:clamp(26px,4vw,44px);margin-top:28px}.section-title{font-size:clamp(25px,3.2vw,38px);font-weight:900;color:var(--navy);line-height:1.35;letter-spacing:-.02em}.section-lead{margin-top:12px;font-size:15.5px;line-height:1.9}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}.info-card{border:1px solid var(--line);border-radius:16px;padding:22px;background:#FBFCFE}.info-card h3{font-size:18px;font-weight:900;color:var(--navy);margin-bottom:10px}.info-card ul{list-style:none;display:grid;gap:9px}.info-card li{position:relative;padding-left:24px;font-weight:700}.info-card li::before{content:"✓";position:absolute;left:0;top:0;color:var(--orange);font-weight:900}.quote{margin-top:22px;border-left:4px solid var(--orange);background:#FFF6F0;border-radius:14px;padding:20px 22px;color:var(--navy);font-size:18px;font-weight:900;line-height:1.65}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.case-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-card);padding:26px;display:flex;flex-direction:column}.case-tag{align-self:flex-start;color:var(--orange);border:1.5px solid var(--orange);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:900;margin-bottom:14px}.case-card h2{font-size:clamp(18px,1.35vw,20px);line-height:1.45;color:var(--navy);font-weight:900;word-break:keep-all;line-break:strict;text-wrap:balance}.case-card .case-headline--compact{font-size:clamp(17px,1.25vw,19px)}.case-card .case-nowrap{display:inline-block;white-space:nowrap}.case-card p{margin-top:12px;font-size:14.2px;line-height:1.85}.case-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border:1px solid var(--line);border-radius:14px;margin:18px 0}.case-card .metric-row{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:auto}.case-card .metric{padding:10px 8px}.case-card .metric-value{font-size:17px}.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:10px;font-weight:900}.btn.primary{background:var(--orange);color:#fff;box-shadow:0 12px 24px rgba(247,107,28,.24)}.btn.outline{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}.next-prev{display:flex;justify-content:space-between;gap:16px;margin-top:32px}.next-prev a{flex:1;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;font-weight:900;color:var(--navy);box-shadow:0 8px 20px rgba(22,36,58,.05)}.next-prev a:last-child{text-align:right}.footer{background:#101D2F;color:#fff;padding:44px 0 24px}.footer a,.footer p{color:rgba(255,255,255,.75)}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(2,1fr);gap:30px}.footer h3,.footer h4{color:#fff}.footer ul{list-style:none;display:grid;gap:8px;margin-top:10px}.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);font-size:12px}.back-top{position:fixed;right:24px;bottom:24px;width:52px;height:52px;border:0;border-radius:50%;background:var(--orange);color:#fff;font-weight:900;box-shadow:0 12px 28px rgba(247,107,28,.35);cursor:pointer}.source-note{margin-top:22px;color:var(--muted);font-size:12.5px;line-height:1.7}
@media(max-width:980px){.nav,.header-inner>.cta{display:none}.burger{display:flex}.hero-grid,.two-col,.case-grid,.footer-grid{grid-template-columns:1fr}.main{padding-top:32px}.case-card h2{font-size:20px}.hero-card{order:-1}.metric-row{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:560px){.header-inner{height:70px;padding:0 20px}.logo-name{font-size:24px}.logo-sub{font-size:12px}.wrap{padding:0 18px}.main{padding-bottom:70px}.hero{padding:28px 0}.hero-title{font-size:29px}.hero-lead{font-size:14.5px;line-height:1.75}.panel{padding:22px 18px;border-radius:20px}.metric-row{gap:8px}.metric{padding:12px 8px}.metric-label{font-size:10.5px}.metric-value{font-size:18px}.two-col{gap:14px}.quote{font-size:15.5px}.case-card{padding:20px}.case-card h2{font-size:18px}.btn{width:100%}.next-prev{flex-direction:column}.next-prev a:last-child{text-align:left}.back-top{width:42px;height:42px;right:12px;bottom:12px}.footer{padding-bottom:64px}}



/* 2026-06-23: use real case photos as the primary visual */
.case-card{
  overflow:hidden;
  padding:0;
}
.case-card > :not(img){
  margin-left:26px;
  margin-right:26px;
}
.case-card img{
  order:-1;
  width:100%;
  max-width:none;
  aspect-ratio:16/10;
  min-height:235px;
  object-fit:cover;
  object-position:center;
  border:0;
  border-bottom:1px solid var(--line);
  border-radius:20px 20px 0 0;
  margin:0 0 22px;
}
.case-card .case-tag{ margin-top:0; }
.case-card .metric-row{ margin-top:auto; }
.case-card .btn-row{ margin-bottom:26px; }
.hero-grid{grid-template-columns:minmax(0,.92fr) minmax(420px,1.08fr);}
.hero-card{
  padding:14px;
  border-radius:28px;
  box-shadow:0 28px 70px rgba(22,36,58,.12);
}
.hero-card img{
  aspect-ratio:4/3;
  border-radius:22px;
  object-fit:cover;
}
@media(max-width:980px){
  .case-card > :not(img){ margin-left:20px; margin-right:20px; }
  .case-card img{ min-height:220px; margin-bottom:20px; }
  .case-card .btn-row{ margin-bottom:22px; }
  .hero-grid{grid-template-columns:1fr;}
  .hero-card{padding:12px;}
  .hero-card img{aspect-ratio:16/11;}
}
/* 2026-06-23: article-style case study pages */
.section-kicker{
  display:inline-block;
  color:var(--orange);
  font-size:12px;
  font-weight:900;
  letter-spacing:.18em;
  margin-bottom:10px;
}
.case-article-v2 .hero{padding-top:34px;}
.case-hero-v2 .hero-grid{align-items:center;gap:42px;}
.meta-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.meta-pills span{display:inline-flex;align-items:center;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;color:var(--navy);font-size:12px;font-weight:900;}
.article-hero-photo figcaption,.article-photo figcaption{font-size:12.5px;line-height:1.65;color:var(--muted);font-weight:700;margin-top:10px;}
.article-hero-photo img{width:100%;height:auto;display:block;}
.intro-panel{margin-top:14px;}
.article-body{margin-top:28px;display:grid;gap:28px;}
.article-section{display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,.86fr);gap:34px;align-items:center;}
.article-section--reverse{grid-template-columns:minmax(340px,.86fr) minmax(0,1fr);}
.article-section--reverse .article-copy{order:2;}
.article-section--reverse .article-photo{order:1;}
.article-copy p{font-size:15.5px;line-height:2;margin-top:14px;font-weight:650;color:var(--ink);}
.article-photo{margin:0;}
.article-photo img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:18px;border:1px solid var(--line);box-shadow:0 14px 34px rgba(22,36,58,.08);}
.article-section--video{grid-template-columns:minmax(0,1fr) minmax(240px,.48fr);}
.case-video-card{margin:0;display:grid;justify-items:center;align-content:start;}
.case-video-frame{width:min(100%,360px);aspect-ratio:9/16;overflow:hidden;border-radius:20px;border:1px solid var(--line);background:#101D2F;box-shadow:0 14px 34px rgba(22,36,58,.12);}
.case-video-frame video{display:block;width:100%;height:100%;object-fit:cover;background:#101D2F;}
.case-video-card figcaption{width:min(100%,360px);font-size:12.5px;line-height:1.65;color:var(--muted);font-weight:700;margin-top:10px;}
.process-list{list-style:none;margin-top:26px;display:grid;gap:16px;counter-reset:step;}
.process-list li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;align-items:start;background:#FBFCFE;border:1px solid var(--line);border-radius:16px;padding:18px;}
.process-num{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:#FFF2EA;color:var(--orange);font-weight:900;letter-spacing:.04em;}
.process-list h3{font-size:17px;color:var(--navy);font-weight:900;line-height:1.45;margin-bottom:4px;}
.process-list p{font-size:14.5px;line-height:1.85;font-weight:650;color:var(--ink);}
.insight-box{margin-top:24px;background:linear-gradient(135deg,#FFF7F1,#fff);border:1px solid rgba(247,107,28,.26);border-radius:18px;padding:22px 24px;}
.insight-box h3{font-size:18px;color:var(--navy);font-weight:900;margin-bottom:6px;}
.insight-box p{font-size:15px;line-height:1.9;font-weight:700;}
.case-card--article .case-read-points{margin-top:18px;background:#F8FAFD;border:1px solid var(--line);border-radius:14px;padding:14px 16px;font-size:13px;line-height:1.7;}
.case-card--article .case-read-points strong{display:block;color:var(--navy);font-size:13px;margin-bottom:5px;}
.case-card--article .case-read-points ul{list-style:none;display:grid;gap:3px;}
.case-card--article .case-read-points li{position:relative;padding-left:18px;font-weight:750;color:var(--ink);}
.case-card--article .case-read-points li::before{content:"✓";position:absolute;left:0;color:var(--orange);font-weight:900;}
.case-card--article h2 .phrase-nowrap{display:inline-block;white-space:nowrap;}
.cases-index-v2 .case-card p{font-size:14px;}
/* 2026-06-23: improve Japanese line breaking across case pages */
:where(.hero-title,.section-title,.case-card h2,.process-list h3,.insight-box h3){
  line-break:strict;
  word-break:normal;
  word-break:auto-phrase;
  overflow-wrap:break-word;
  text-wrap:balance;
}
:where(.hero-lead,.section-lead,.article-copy p,.case-card p,.case-read-points li,.article-hero-photo figcaption,.article-photo figcaption){
  line-break:strict;
  overflow-wrap:break-word;
  text-wrap:pretty;
}
.phrase-nowrap{
  display:inline-block;
  white-space:nowrap;
}
.phrase-space{
  display:inline;
}
@media(max-width:560px){
  .phrase-nowrap,
  .hero-title .phrase-nowrap,
  .section-title .phrase-nowrap,
  .case-card--article h2 .phrase-nowrap{
    display:inline;
    white-space:normal;
  }
}
@media(max-width:980px){
  .article-section,.article-section--reverse{grid-template-columns:1fr;gap:20px;}
  .article-section--reverse .article-copy,.article-section--reverse .article-photo{order:initial;}
  .article-photo{order:-1;}
  .case-hero-v2 .hero-card{order:-1;}
}
@media(max-width:560px){
  .case-article-v2 .hero{padding-top:22px;}
  .meta-pills span{font-size:11px;padding:5px 10px;}
  .article-section{padding:20px 18px;}
  .article-copy p{font-size:14px;line-height:1.9;}
  .process-list li{grid-template-columns:44px minmax(0,1fr);gap:12px;padding:14px;}
  .process-num{width:36px;height:36px;font-size:12px;}
  .process-list h3{font-size:15.5px;}
  .process-list p{font-size:13.5px;}
  }
/* 2026-06-23: prevent case detail hero photos from being cropped */
.case-article-v2 .article-hero-photo img{
  object-fit:contain;
  background:#fff;
  aspect-ratio:16/10;
}
.case-article-v2 .article-hero-photo{
  background:#fff;
}

/* 2026-06-23: hierarchical footer for case pages */
.footer-grid{grid-template-columns:1.25fr 1.35fr 1fr 1fr;}
.footer .footer-group-label{margin:14px 0 2px;color:#fff;font-size:12px;font-weight:900;letter-spacing:.04em;}
.footer .footer-group-label:first-child{margin-top:0;}
.footer .footer-subitem a{position:relative;padding-left:12px;}
.footer .footer-subitem a::before{content:"";position:absolute;left:0;top:.85em;width:4px;height:1px;background:currentColor;opacity:.6;}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr;}}

/* footer: サービス列を2カラム化して縦長を解消 */
@media(min-width:981px){.footer-grid{grid-template-columns:1.1fr 1.8fr 1fr 1fr;}}
.footer .footer-nav-list{columns:160px;column-gap:30px;}
.footer .footer-nav-list .footer-group-label,.footer .footer-nav-list .footer-subitem{break-inside:avoid;}

/* ============================================================
   NEWS（お知らせ一覧＋記事詳細）— 2026-07-06 追加
   ============================================================ */
/* 記事詳細ヒーローの日付/カテゴリ */
.news-meta-row{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.news-date{font-size:14px;font-weight:800;color:#647083;letter-spacing:.02em}
.news-tag{display:inline-block;font-size:12.5px;font-weight:800;padding:4px 12px;border-radius:999px;letter-spacing:.04em}
.news-tag--oshirase{background:#EAF1FC;color:#1E50C8}
.news-tag--service{background:#FFF0E8;color:#D95A0F}
.news-tag--case{background:#E3F5EF;color:#1FA37A}
/* 出典（PR TIMES）ボックス */
.news-source{margin:28px 0 4px;padding:18px 22px;background:#F6F9FC;border:1px solid var(--line,#E3ECF3);border-radius:14px;font-size:14.5px;color:#3A4657;line-height:1.7}
.news-source a{color:#1E50C8;font-weight:800;text-decoration:none}
.news-source a:hover{text-decoration:underline}
/* 関連ニュース */
.news-related{margin-top:8px}
.news-related h2{font-size:20px;font-weight:900;color:#16243A;margin-bottom:14px}
.news-related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news-related-card{display:block;padding:18px 20px;background:#fff;border:1px solid var(--line,#E3ECF3);border-radius:14px;box-shadow:0 8px 20px rgba(22,36,58,.05);text-decoration:none;transition:.2s}
.news-related-card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(22,36,58,.1)}
.news-related-card .d{font-size:12.5px;font-weight:800;color:#647083}
.news-related-card .t{margin-top:6px;font-size:15px;font-weight:800;color:#16243A;line-height:1.6}
@media(max-width:640px){.news-related-grid{grid-template-columns:1fr}}

/* 一覧ページ */
.news-index-v2 .news-filter{display:flex;flex-wrap:wrap;gap:10px;margin:6px 0 30px}
.news-index-v2 .nf-tab{appearance:none;border:1.5px solid var(--line,#E3ECF3);background:#fff;color:#3A4657;font-family:inherit;font-size:14px;font-weight:800;padding:9px 20px;border-radius:999px;cursor:pointer;transition:.15s}
.news-index-v2 .nf-tab:hover{border-color:#c9dcfb;color:#1E50C8}
.news-index-v2 .nf-tab.active{background:#16243A;border-color:#16243A;color:#fff}
.nx-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.nx-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line,#E3ECF3);border-radius:16px;overflow:hidden;box-shadow:0 10px 26px rgba(22,36,58,.06);text-decoration:none;transition:.2s}
.nx-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(22,36,58,.12)}
.nx-thumb{aspect-ratio:16/9;width:100%;object-fit:cover;background:#EEF3F8;display:block}
.nx-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.nx-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.nx-title{font-size:17px;font-weight:900;color:#16243A;line-height:1.55;letter-spacing:-.01em}
.nx-excerpt{margin-top:10px;font-size:14px;color:#4A5666;line-height:1.75;flex:1}
.nx-more{margin-top:16px;font-size:14px;font-weight:800;color:#1E50C8}
.nx-card:hover .nx-more{text-decoration:underline}
.nx-empty{grid-column:1/-1;padding:40px;text-align:center;color:#647083;font-weight:700}
@media(max-width:900px){.nx-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.nx-grid{grid-template-columns:1fr}}

/* NEWS リリース画像ギャラリー — 2026-07-06 */
.news-gallery{margin-top:8px}
.news-gallery h2{font-size:20px;font-weight:900;color:#16243A;margin-bottom:6px}
.news-gallery p.ng-note{font-size:13px;color:#647083;margin-bottom:16px}
.news-gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.news-gallery-grid figure{margin:0}
.news-gallery-grid img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;border:1px solid var(--line,#E3ECF3);background:#eef3f8;display:block;box-shadow:0 6px 16px rgba(22,36,58,.06)}
@media(max-width:760px){.news-gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:440px){.news-gallery-grid{grid-template-columns:1fr}}

/* 2026-07: back-to-top icon normalized to match TOP UI */
.back-top{display:flex;align-items:center;justify-content:center;line-height:1}.back-top svg{width:19px;height:19px;display:block}

/* 2026-07: news article hero images should not crop text-heavy visuals on mobile */
.news-hero-photo{background:#fff;}
.news-hero-photo img{object-fit:contain!important;background:#fff;}
@media(max-width:560px){.news-hero-photo img{aspect-ratio:16/10;}}
/* 2026-07: mobile article long-word wrapping */
.crumbs,.hero-lead,.section-lead,.article-body p,.panel p,.case-card p,.case-read-points,.metric-label,.metric-value{overflow-wrap:anywhere;}
@media(max-width:560px){
  .crumbs,.hero-title,.section-title,.case-card h2,.hero-lead,.section-lead,.article-body p{overflow-wrap:anywhere;word-break:normal;}
}
/* 2026-07: mobile article container width normalization */
.wrap,.main,.hero-grid,.hero-grid>*,.hero-copy,.article-copy,.article-body,.panel,.hero-lead,.section-lead{min-width:0;max-width:100%;}
@media(max-width:560px){
  .hero-lead,.section-lead,.article-body p,.panel p{width:100%;max-width:100%;white-space:normal!important;overflow-wrap:anywhere!important;}
}

/* 2026-07: mobile metrics must fit inside one viewport */
@media(max-width:560px){
  .case-article-v2 .metric-row,
  .cases-index-v2 .case-card .metric-row{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:10px;
  }
  .case-article-v2 .metric-row .metric:nth-child(3):last-child,
  .cases-index-v2 .case-card .metric-row .metric:nth-child(3):last-child{
    grid-column:1 / -1;
  }
  .metric{
    min-width:0;
  }
  .metric-value{
    white-space:normal;
    font-size:clamp(17px,5.1vw,22px);
  }
  .case-card .metric-value{
    font-size:clamp(16px,4.8vw,20px);
  }
}

/* ===== ブログ本文（WP移植記事）2026-07-10 ===== */
.blog-prose{ max-width:820px; margin:0 auto; color:var(--ink,#1A2530); line-height:1.95; font-size:16px; }
.blog-prose > *:first-child{ margin-top:0; }
.blog-prose h2{ font-size:clamp(21px,2.4vw,27px); font-weight:900; color:var(--navy,#16243A); line-height:1.4; margin:52px 0 18px; padding:14px 0 14px 18px; border-left:5px solid var(--blue,#1E50C8); background:linear-gradient(90deg,rgba(30,80,200,.06),transparent 80%); border-radius:0 8px 8px 0; }
.blog-prose h3{ font-size:clamp(18px,2vw,21px); font-weight:800; color:var(--navy,#16243A); margin:38px 0 14px; padding-bottom:9px; border-bottom:2px solid var(--border,#E3ECF3); }
.blog-prose h4{ font-size:17px; font-weight:800; color:var(--navy,#16243A); margin:28px 0 10px; }
.blog-prose p{ margin:0 0 18px; }
.blog-prose a{ color:var(--blue,#1E50C8); font-weight:700; text-decoration:underline; text-underline-offset:2px; }
.blog-prose a:hover{ color:#F76B1C; }
.blog-prose strong,.blog-prose b{ font-weight:800; color:var(--navy,#16243A); background:linear-gradient(transparent 62%, rgba(247,107,28,.20) 0); padding:0 1px; }
.blog-prose ul,.blog-prose ol{ margin:0 0 22px; padding-left:1.4em; }
.blog-prose li{ margin:0 0 9px; padding-left:4px; }
.blog-prose ul li::marker{ color:var(--blue,#1E50C8); }
.blog-prose img{ max-width:100%; height:auto; display:block; margin:24px auto; border-radius:12px; box-shadow:0 6px 20px rgba(22,36,58,.10); }
.blog-prose figure{ margin:24px 0; }
.blog-prose figcaption{ font-size:13px; color:var(--ink-faint,#7B8A98); text-align:center; margin-top:8px; }
.blog-prose blockquote{ margin:24px 0; padding:16px 22px; background:#F5F9FE; border-left:4px solid var(--blue,#1E50C8); border-radius:0 10px 10px 0; color:var(--ink-soft,#4A5A68); }
.blog-prose table{ width:100%; border-collapse:collapse; margin:22px 0; font-size:14.5px; overflow-x:auto; display:block; }
.blog-prose th,.blog-prose td{ border:1px solid var(--border,#E3ECF3); padding:11px 14px; text-align:left; vertical-align:top; }
.blog-prose th{ background:#F0F5FC; font-weight:800; color:var(--navy,#16243A); }
.blog-prose h2+*{ margin-top:0; }
.panel-h2{ font-size:20px; font-weight:900; color:var(--navy,#16243A); margin:0 0 18px; }
@media(max-width:600px){ .blog-prose{ font-size:15.5px; } .blog-prose h2{ padding-left:14px; } }
/* ブログ追加カテゴリタグ 2026-07-10 */
.news-tag--ads{background:#EEF0FF;color:#3B4FD8}
.news-tag--area{background:#EAF7EF;color:#0E9F6E}
.nx-thumb img{width:100%;height:100%;object-fit:cover;display:block}