/* OWNER LINK コラム（販売HP と同じ色：墨・生成り・赤の差し色） */
:root{--ink:#141414;--ink2:#3a3a3a;--sub:#6e6e6e;--line:#e6e4df;--bg:#f6f5f2;--soft:#efede8;--red:#b3122e;--green:#06c755}
*{box-sizing:border-box}
body{margin:0;background:#fff;color:var(--ink);font-family:"Helvetica Neue",Arial,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI",Meiryo,sans-serif;font-size:16.5px;line-height:1.95;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;border:1px solid var(--ink);background:var(--ink);color:#fff;text-decoration:none;font-weight:700;font-size:14.5px;border-radius:2px;letter-spacing:.04em}
.btn:hover{background:#000}.btn.ghost{background:#fff;color:var(--ink)}.btn.line{background:var(--green);border-color:var(--green)}.btn.sm{padding:7px 14px;font-size:13px}
.hd{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;gap:20px;height:60px}
.hd .logo{display:flex;align-items:center;gap:9px;text-decoration:none}
.hd .logo b{font-family:"Cormorant Garamond",Georgia,serif;font-weight:600;font-size:19px;letter-spacing:.26em;white-space:nowrap}
.hd nav{display:flex;gap:18px;margin-left:auto;font-size:13.5px;font-weight:600}
.hd nav a{text-decoration:none;white-space:nowrap}.hd nav a[aria-current]{border-bottom:2px solid var(--ink)}
.crumb{font-size:12px;color:var(--sub);padding:14px 0;display:flex;gap:8px;flex-wrap:wrap}
.crumb a{text-decoration:none}
.ahead,.colhead{max-width:820px;margin:0 auto;padding:10px 20px 0}
.cat{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--red)}
.ahead h1,.colhead h1{font-size:clamp(25px,3.4vw,34px);line-height:1.5;margin:8px 0 6px}
.dates{font-size:12px;color:var(--sub);margin:0 0 16px}
.ahero{position:relative;margin:0 0 18px}
.ahero img{width:100%;aspect-ratio:3/2;object-fit:cover}
.ahero .acatch{position:absolute;left:0;bottom:0;background:rgba(20,20,20,.82);color:#fff;font-weight:700;padding:10px 16px;font-size:15px;max-width:90%}
.ahero .ai{position:absolute;right:8px;top:8px;font-size:10.5px;background:rgba(255,255,255,.85);padding:1px 8px}
.supervisor{font-size:13px;color:var(--ink2);background:var(--bg);padding:12px 16px;border-left:3px solid var(--ink);line-height:1.8}
.supervisor .sup-note{display:block;color:var(--sub);font-size:12px;margin-top:4px}
.read{max-width:820px;margin:0 auto;padding:22px 20px 10px}
.read h2{font-size:23px;line-height:1.55;margin:52px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--ink)}
.read h3{font-size:18px;margin:28px 0 8px}
.read p{margin:0 0 16px}
.read ul,.read ol{margin:0 0 18px;padding-left:1.4em}.read li{margin:4px 0}
.read .def{font-size:17px;background:#fff;border:1px solid var(--line);padding:18px 20px}
.read table{width:100%;border-collapse:collapse;margin:8px 0 20px;font-size:15px;display:block;overflow-x:auto}
.read table th,.read table td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top;min-width:6em}
.read table th{background:var(--soft);white-space:nowrap}
.read .note{font-size:14px;color:var(--ink2);background:var(--bg);padding:12px 16px}
.read figure{margin:24px 0}
.read figure img{width:100%;border:1px solid var(--line)}
.read figcaption{font-size:12.5px;color:var(--sub);margin-top:6px}
.read .src{font-size:12.5px;color:var(--sub)}
.read .src a{word-break:break-all}
.toc{background:var(--bg);padding:16px 22px;margin:22px 0}
.toc .th2{font-weight:700;margin-bottom:6px}.toc ol{margin:0;padding-left:1.3em}.toc a{text-decoration:none}
.cta-box{border:1px solid var(--ink);padding:24px 22px;margin:36px 0}
.cta-box h3{margin:0 0 8px;font-size:18px}.cta-box .btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.summary{background:var(--bg);padding:18px 22px;margin:34px 0}
.summary .h{font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:6px}
.summary svg{width:20px;height:20px;fill:none;stroke:var(--ink);stroke-width:2}
.related{padding-top:10px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.rel{text-decoration:none;border:1px solid var(--line);background:#fff}
.rel .th img{aspect-ratio:3/2;object-fit:cover;width:100%}
.rel .bd{padding:10px 12px}.rel .c{font-size:11px;color:var(--red);font-weight:700}.rel h4{font-size:14.5px;margin:4px 0 0;line-height:1.6}
.lp-back{background:var(--ink);color:#fff;padding:44px 0;margin-top:56px;text-align:center}
.lp-back p{font-weight:700;font-size:17px;margin:0 0 16px}.lp-back .btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.lp-back .btn{background:#fff;color:var(--ink);border-color:#fff}.lp-back .btn.ghost{background:transparent;color:#fff;border-color:#777}
footer{padding:26px 0;font-size:12px;color:var(--sub)}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
footer .fl{display:flex;align-items:center;gap:8px}footer .fl b{font-family:"Cormorant Garamond",Georgia,serif;letter-spacing:.22em;color:var(--ink)}
footer .r{margin-left:auto}
.colhead p{color:var(--ink2)}
.catsec{max-width:1080px;margin:40px auto 0;padding:0 20px}
.catsec h2{font-size:21px;border-bottom:2px solid var(--ink);padding-bottom:6px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{text-decoration:none;border:1px solid var(--line);background:#fff}
.card img{aspect-ratio:3/2;object-fit:cover;width:100%}
.card .bd{padding:12px 14px}.card h3{font-size:16px;line-height:1.6;margin:4px 0 6px}.card p{font-size:13px;color:var(--sub);margin:0;line-height:1.7}
.card.pillar{border-color:var(--ink)}
@media (max-width:860px){.hd nav{display:none}.hd .btn{margin-left:auto}.rel-grid,.cards{grid-template-columns:1fr 1fr}}
.hd .btn{white-space:nowrap}
@media (max-width:560px){body{font-size:16px}.hd .wrap{gap:10px}.hd .logo b{font-size:16px;letter-spacing:.16em}.hd .btn.sm{padding:6px 10px;font-size:12px}
  .read table td,.read table th{min-width:8.5em}.read table th:first-child,.read table td:first-child{min-width:7em}.rel-grid,.cards{grid-template-columns:1fr}.read h2{font-size:20.5px}.ahero .acatch{font-size:13px;padding:7px 12px}footer .r{margin-left:0}.read table{font-size:14px}}