.art{max-width:800px;margin:0 auto}
.art .meta{display:flex;align-items:center;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.art .meta .dt{font-family:'Jost',sans-serif;font-size:13px;color:var(--gold);letter-spacing:.08em}
.art .meta .cat{font-family:'Jost',sans-serif;font-size:10px;letter-spacing:.16em;color:var(--muted);border:1px solid var(--line);padding:3px 12px;text-transform:uppercase}
.art h1{font-size:clamp(24px,3vw,36px);font-weight:500;line-height:1.75;letter-spacing:.05em;color:var(--ink);font-family:'Zen Kaku Gothic New',sans-serif;padding-bottom:32px;border-bottom:1px solid var(--line);margin-bottom:36px}
.art .lead{color:var(--muted);font-size:15px;line-height:2.1;margin-bottom:36px}
.art .eyecatch{overflow:hidden;margin-bottom:44px}
.art .eyecatch img{width:100%;aspect-ratio:16/9;object-fit:cover}
/* 目次 */
.toc{border:1px solid var(--line);background:var(--panel);padding:28px 32px;margin-bottom:52px}
.toc h4{font-family:'Jost',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--gold);text-transform:uppercase;margin-bottom:16px}
.toc ol{list-style:none;counter-reset:t}
.toc li{counter-increment:t;padding:8px 0;border-bottom:1px solid var(--line)}
.toc li:last-child{border-bottom:none}
.toc a{color:var(--ink);font-size:14px;transition:.3s;display:flex;gap:14px}
.toc a::before{content:"0" counter(t);font-family:'Cormorant Garamond','Zen Kaku Gothic New',sans-serif;color:var(--gold);font-size:15px}
.toc a:hover{color:var(--gold-soft)}
/* 本文 */
.art .body h2{font-size:clamp(19px,2.2vw,24px);font-weight:500;letter-spacing:.05em;color:var(--ink);font-family:'Zen Kaku Gothic New',sans-serif;margin:56px 0 24px;padding:14px 0 14px 22px;border-left:2px solid var(--gold);background:linear-gradient(90deg,rgba(185,152,90,.1),transparent)}
.art .body h3{font-size:17px;font-weight:500;color:var(--gold-soft);margin:36px 0 16px;letter-spacing:.05em;font-family:'Zen Kaku Gothic New',sans-serif}
.art .body p{color:var(--muted);font-size:15px;line-height:2.15;margin-bottom:24px}
.art .body strong{color:var(--ink);font-weight:600}
.art .imgbox{background:#fff;padding:36px;margin:36px 0;display:flex;align-items:center;justify-content:center}
.art .imgbox img{max-height:440px;width:auto;max-width:100%}
/* 表 */
.art table{width:100%;border-collapse:collapse;margin:28px 0;font-size:13.5px}
.art th,.art td{border:1px solid var(--line);padding:13px 16px;text-align:left;color:var(--muted);font-weight:400}
.art th{background:var(--panel);color:var(--gold-soft);font-family:'Jost',sans-serif;font-size:12px;letter-spacing:.1em;white-space:nowrap}
.art td strong{color:var(--ink)}
/* まとめボックス */
.pointbox{border:1px solid var(--line-gold);background:rgba(185,152,90,.06);padding:30px 32px;margin:44px 0}
.pointbox h4{font-family:'Jost',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--gold);text-transform:uppercase;margin-bottom:14px}
.pointbox p{color:var(--ink)!important;font-size:14.5px!important}
/* 関連記事 */
.rel{margin-top:80px;border-top:1px solid var(--line);padding-top:48px}
.rel h4{font-family:'Jost',sans-serif;font-size:11px;letter-spacing:.3em;color:var(--gold);text-transform:uppercase;margin-bottom:26px}
.rel .row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rel a{border:1px solid var(--line);background:var(--panel);padding:20px 22px;font-size:13.5px;color:var(--ink);line-height:1.8;transition:.35s;display:block}
.rel a:hover{border-color:var(--line-gold)}
.rel a small{display:block;font-family:'Jost',sans-serif;font-size:10px;letter-spacing:.16em;color:var(--gold);margin-bottom:8px;text-transform:uppercase}
/* 記事内 自動CTA：予約導線バナー（h2 3本ごとにJSで挿入） */
.auto-cta{position:relative;overflow:hidden;margin:52px 0;border:1px solid var(--line-gold);text-align:center;isolation:isolate}
.auto-cta::before{content:"";position:absolute;inset:8px;border:1px solid rgba(205,178,127,.35);z-index:3;pointer-events:none}
.auto-cta .bgi{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.auto-cta::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,10,11,.94) 30%,rgba(10,10,11,.72));z-index:2}
.auto-cta .in{position:relative;z-index:4;padding:44px 36px}
.auto-cta .em{width:52px;height:auto;margin:0 auto 14px;opacity:.95}
.auto-cta .t1{font-family:'Jost',sans-serif;font-size:10.5px;letter-spacing:.42em;color:var(--gold-soft);text-transform:uppercase;margin-bottom:12px}
.auto-cta .t2{font-family:'Cormorant Garamond','Zen Kaku Gothic New',sans-serif;font-size:clamp(19px,2.4vw,26px);font-weight:400;color:#fff;line-height:1.7;margin-bottom:8px;letter-spacing:.06em}
.auto-cta .t2 em{font-style:normal;color:var(--gold-soft)}
.auto-cta .t3{font-size:13px;color:var(--muted);margin-bottom:24px}
.auto-cta .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.auto-cta .btns a{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-size:13.5px;letter-spacing:.12em;padding:16px 38px;transition:.35s}
.auto-cta .btns .f{background:linear-gradient(120deg,var(--gold-soft),var(--gold));color:var(--bg);font-weight:600;box-shadow:0 8px 24px rgba(185,152,90,.35)}
.auto-cta .btns .f:hover{filter:brightness(1.1);transform:translateY(-1px)}
.auto-cta .btns .tel{border:1px solid rgba(255,255,255,.4);color:#fff;background:rgba(10,10,11,.35);backdrop-filter:blur(3px)}
.auto-cta .btns .tel:hover{border-color:var(--gold-soft);color:var(--gold-soft)}
.auto-cta .nt{margin-top:16px;font-family:'Jost',sans-serif;font-size:10.5px;letter-spacing:.2em;color:var(--faint)}
/* 執筆者プロフィール（全記事共通・最下部固定） */
.author{position:relative;margin-top:72px;padding:1px;background:linear-gradient(135deg,rgba(205,178,127,.55),rgba(205,178,127,.08) 40%,rgba(205,178,127,.08) 60%,rgba(205,178,127,.45))}
.author .inbox{background:linear-gradient(160deg,#141416,#0c0c0e);padding:44px 46px;display:grid;grid-template-columns:118px 1fr;gap:38px;align-items:center;position:relative;overflow:hidden}
.author .inbox::before{content:"";position:absolute;right:-70px;top:-90px;width:260px;height:260px;border:1px solid rgba(205,178,127,.14);border-radius:50%}
.author .inbox::after{content:"";position:absolute;right:-30px;top:-50px;width:260px;height:260px;border:1px solid rgba(255,255,255,.05);border-radius:50%}
.author .av{width:118px;height:118px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 35% 30%,#1d1d21,#0a0a0b);border:1px solid rgba(205,178,127,.5);box-shadow:0 0 0 6px rgba(205,178,127,.07),0 14px 34px rgba(0,0,0,.5);position:relative;z-index:2}
.author .av img{width:84px;height:auto}
.author .bd2{position:relative;z-index:2}
.author .lbl{display:flex;align-items:center;gap:14px;font-family:'Jost',sans-serif;font-size:10px;letter-spacing:.4em;color:var(--gold);text-transform:uppercase}
.author .lbl::after{content:"";flex:1;max-width:90px;height:1px;background:linear-gradient(90deg,var(--line-gold),transparent)}
.author .nm{font-family:'Cormorant Garamond','Zen Kaku Gothic New',sans-serif;font-size:24px;color:var(--ink);margin:10px 0 2px;letter-spacing:.06em}
.author .rl{font-family:'Jost',sans-serif;font-size:11px;letter-spacing:.14em;color:var(--gold-soft);margin-bottom:14px}
.author p{color:var(--muted);font-size:13.5px;line-height:2.05;margin-bottom:18px}
.author .lk{display:flex;gap:10px;flex-wrap:wrap}
.author .lk a{font-family:'Jost',sans-serif;font-size:10.5px;letter-spacing:.16em;color:var(--gold-soft);border:1px solid var(--line-gold);padding:8px 20px;transition:.35s;text-transform:uppercase}
.author .lk a:hover{background:var(--gold);color:var(--bg);border-color:var(--gold)}
.pn{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;margin-top:60px;border-top:1px solid var(--line);padding-top:34px;align-items:center;max-width:800px;margin-left:auto;margin-right:auto}
.pn a{font-family:'Jost',sans-serif;font-size:12px;letter-spacing:.2em;color:var(--muted);transition:.35s;text-transform:uppercase}
.pn a:hover{color:var(--gold-soft)}
.pn .list{text-align:center;border:1px solid var(--line);padding:13px 32px}
.pn .next{text-align:right}
@media(max-width:640px){
  .rel .row{grid-template-columns:1fr}
  .art .imgbox{padding:18px}
  .toc{padding:22px 20px}
  .art table{font-size:12.5px}
  .art th,.art td{padding:10px 10px}
  .auto-cta .in{padding:32px 20px}
  .auto-cta .btns a{width:100%}
  .author .inbox{grid-template-columns:1fr;padding:32px 26px;gap:22px;justify-items:center;text-align:center}
  .author .av{width:96px;height:96px}
  .author .lbl{justify-content:center}
  .author .lbl::after{display:none}
  .author .lk{justify-content:center}
}

/* ===== 白背景の記事エリア ===== */
.sec.paper{background:#fff}
.paper .art h1{color:#1a1a1e;border-color:rgba(0,0,0,.1)}
.paper .art .lead{color:#585862}
.paper .art .meta .cat{color:#7c7c86;border-color:rgba(0,0,0,.18)}
.paper .toc{background:#f7f6f4;border-color:rgba(0,0,0,.08)}
.paper .toc a{color:#26262b}
.paper .toc li{border-color:rgba(0,0,0,.08)}
.paper .art .body h2{color:#1a1a1e;background:linear-gradient(90deg,rgba(185,152,90,.14),transparent)}
.paper .art .body h3{color:#8a6d35}
.paper .art .body p{color:#4b4b54}
.paper .art .body strong{color:#1a1a1e}
.paper .art th{background:#f4f0e8;color:#8a6d35;border-color:rgba(0,0,0,.14)}
.paper .art td{border-color:rgba(0,0,0,.14);color:#4b4b54}
.paper .pointbox{background:rgba(185,152,90,.09);border-color:rgba(185,152,90,.5)}
.paper .pointbox p{color:#1a1a1e!important}
.paper .art .imgbox{border:1px solid rgba(0,0,0,.09)}
.paper .rel{border-color:rgba(0,0,0,.1)}
.paper .rel a{background:#f7f6f4;border-color:rgba(0,0,0,.08);color:#26262b}
.paper .rel a:hover{border-color:var(--gold)}
.paper .pn{border-color:rgba(0,0,0,.1)}
.paper .pn a{color:#7c7c86}
.paper .pn a:hover{color:#8a6d35}
.paper .pn .list{border-color:rgba(0,0,0,.18)}