/* MatchingOS コラム — LP本体と同一のポップ・オレンジデザイン */
:root{
  --orange:#F96E1E; --orange-deep:#EE5A0C;
  --yellow:#FFC21A; --yellow-deep:#F5A800;
  --coral:#FF4D6D; --coral-deep:#E63956;
  --ink:#2A211C; --ink-2:#6E635C;
  --cream:#FFF8F0; --white:#ffffff;
  --line:rgba(42,33,28,.10);
  --shadow-sm:0 4px 14px rgba(238,90,12,.10);
  --shadow:0 22px 48px -18px rgba(238,90,12,.38);
  --jp:"Zen Kaku Gothic New",sans-serif;
  --round:"M PLUS Rounded 1c",sans-serif;
  --en:"Baloo 2",cursive;
  --maxw:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--round);color:var(--ink);background:var(--cream);line-height:1.9;
  -webkit-font-smoothing:antialiased;font-weight:500;font-size:15.5px}
a{color:inherit;text-decoration:none}
::selection{background:var(--yellow);color:var(--ink)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* header */
.bheader{position:sticky;top:0;z-index:90;background:rgba(255,248,240,.86);
  backdrop-filter:saturate(150%) blur(12px);-webkit-backdrop-filter:saturate(150%) blur(12px);
  border-bottom:1px solid var(--line)}
.bnav{display:flex;align-items:center;justify-content:space-between;height:66px}
.blogo{display:flex;align-items:center;gap:9px;font-family:var(--en);font-weight:800;font-size:23px;color:var(--ink)}
.blogo .mark{width:32px;height:32px;border-radius:11px;background:linear-gradient(135deg,var(--orange),var(--coral));display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-sm)}
.blogo .mark svg{width:17px;height:17px}
.blogo b{color:var(--orange-deep);font-weight:800}
.blogo small{font-family:var(--round);font-weight:700;font-size:10px;letter-spacing:.14em;color:var(--ink-2);margin-left:3px}
.bnav .cta{font-family:var(--round);font-weight:800;font-size:13px;color:#fff;
  background:linear-gradient(135deg,var(--orange),var(--orange-deep));padding:11px 22px;border-radius:999px;white-space:nowrap;box-shadow:var(--shadow-sm)}
.bnav .cta:hover{transform:translateY(-2px)}
.bnav .back{font-size:13px;font-weight:700;color:var(--ink-2);margin-right:18px}
.bnav .back:hover{color:var(--orange-deep)}

/* blog hero band */
.bhero{background:linear-gradient(160deg,#FFB347 0%,var(--orange) 48%,var(--orange-deep) 100%);color:#fff;text-align:center;padding:66px 0 60px;position:relative;overflow:hidden}
.bhero::after{content:"";position:absolute;width:320px;height:320px;border-radius:46% 54% 58% 42%/52% 44% 56% 48%;background:rgba(255,255,255,.12);top:-140px;right:-80px}
.bhero .eyebrow{font-family:var(--en);font-weight:800;font-size:15px;letter-spacing:.06em;color:#fff;background:rgba(255,255,255,.2);padding:6px 20px;border-radius:999px;display:inline-block}
.bhero h1{font-family:var(--jp);font-weight:900;font-size:clamp(26px,4vw,40px);line-height:1.35;margin-top:16px;text-shadow:0 3px 16px rgba(180,55,0,.25)}
.bhero p{font-weight:700;font-size:14px;margin-top:14px;opacity:.97}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin:40px 0 32px}
.fchip{font-family:var(--round);font-weight:800;font-size:13.5px;cursor:pointer;
  padding:9px 20px;border-radius:999px;border:2px solid #fff;background:#fff;color:var(--ink-2);box-shadow:var(--shadow-sm);transition:all .2s}
.fchip:hover{border-color:#ffe1cf;color:var(--orange-deep)}
.fchip.on{background:linear-gradient(135deg,var(--orange),var(--orange-deep));color:#fff;border-color:transparent}

/* article list */
.plist{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding-bottom:90px}
.pcard{background:#fff;border:2px solid #fff;border-radius:22px;padding:26px;display:flex;flex-direction:column;
  box-shadow:var(--shadow-sm);transition:transform .22s,border-color .22s,box-shadow .22s;position:relative;overflow:hidden}
.pcard::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--orange),var(--coral));opacity:0;transition:opacity .22s}
.pcard:hover{transform:translateY(-5px);border-color:#ffe1cf;box-shadow:var(--shadow)}
.pcard:hover::before{opacity:1}
.pcard .cat{font-family:var(--round);font-weight:800;font-size:11px;letter-spacing:.06em;color:var(--orange);background:#fff5ec;padding:5px 12px;border-radius:999px;align-self:flex-start}
.pcard h2{font-family:var(--jp);font-weight:900;font-size:17px;line-height:1.55;margin:12px 0 10px}
.pcard p{font-size:12.5px;color:var(--ink-2);line-height:1.8;font-weight:500;flex:1}
.pcard .date{font-family:var(--en);font-weight:800;font-size:14px;color:#c9b8a8;margin-top:14px}
.count{text-align:center;font-size:13px;color:var(--ink-2);font-weight:700;margin-bottom:26px}

/* ===== article page ===== */
.article{max-width:760px;margin:0 auto;padding:52px 22px 40px}
.crumb{font-size:13px;color:var(--ink-2);font-weight:600;margin-bottom:24px}
.crumb a{color:var(--orange-deep);font-weight:700}
.crumb a:hover{text-decoration:underline}
.article .cat{display:inline-block;font-family:var(--round);font-weight:800;font-size:12px;letter-spacing:.06em;
  color:#fff;background:linear-gradient(135deg,var(--orange),var(--coral));padding:6px 16px;border-radius:999px}
.article h1{font-family:var(--jp);font-weight:900;font-size:clamp(24px,3.4vw,33px);line-height:1.5;margin:16px 0 8px}
.article .date{font-family:var(--en);font-weight:800;font-size:15px;color:#c9b8a8;margin-bottom:32px;display:block}
.article .lead{font-size:16px;line-height:2.05;color:var(--ink);font-weight:600;background:#fff;border:2px solid #ffe1cf;
  border-radius:18px;padding:20px 22px;margin-bottom:36px;box-shadow:var(--shadow-sm)}
.article h2{font-family:var(--jp);font-weight:900;font-size:21px;line-height:1.5;margin:44px 0 16px;
  padding-left:16px;border-left:6px solid var(--orange)}
.article h3{font-family:var(--jp);font-weight:700;font-size:17px;margin:28px 0 10px}
.article p{margin-bottom:18px;line-height:2.0;font-weight:500}
.article ul,.article ol{margin:0 0 18px 20px;line-height:1.95;font-weight:500}
.article li{margin-bottom:6px}
.article strong{color:var(--orange-deep);font-weight:800}
.article table{width:100%;border-collapse:collapse;font-size:13.5px;margin:6px 0 24px;font-weight:600}
.article th,.article td{padding:11px 14px;border:1px solid var(--line);text-align:left;line-height:1.7}
.article th{background:#fff5ec;font-family:var(--jp);font-weight:700;font-size:12.5px;white-space:nowrap}
.article .tbl{overflow-x:auto;border-radius:14px;border:1px solid var(--line);margin-bottom:6px}
.article .tbl table{margin:0}
.article blockquote{border-left:4px solid var(--yellow);padding:4px 0 4px 18px;color:var(--ink-2);margin-bottom:18px;font-size:14px}

/* CTA boxes */
.cta-box{background:linear-gradient(135deg,var(--orange),var(--orange-deep));
  color:#fff;border-radius:24px;padding:32px 30px;text-align:center;margin:44px 0;box-shadow:var(--shadow);position:relative;overflow:hidden}
.cta-box::after{content:"";position:absolute;width:200px;height:200px;border-radius:46% 54% 58% 42%/52% 44% 56% 48%;background:rgba(255,255,255,.1);top:-90px;right:-60px}
.cta-box .t{font-family:var(--jp);font-weight:900;font-size:20px;line-height:1.6;position:relative}
.cta-box .t b{color:#FFE45C}
.cta-box p{font-size:13.5px;margin:12px 0 22px;line-height:1.9;font-weight:600;opacity:.97;position:relative}
.cta-box .btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--round);font-weight:800;font-size:15px;
  color:var(--orange-deep);background:#fff;padding:15px 34px;border-radius:999px;box-shadow:0 12px 30px rgba(0,0,0,.18);transition:transform .2s;position:relative}
.cta-box .btn:hover{transform:translateY(-3px)}
.cta-box .sub-link{display:inline-block;margin-left:14px;font-size:13.5px;font-weight:700;color:#fff;border-bottom:2px solid rgba(255,255,255,.6);padding-bottom:2px;position:relative}
.note{font-size:12px;color:var(--ink-2);background:#fff7ee;border:2px dashed #ffd9b0;border-radius:16px;
  padding:15px 18px;line-height:1.9;margin-top:40px;font-weight:500}

/* back to list */
.backlist{text-align:center;margin:40px 0 0}
.backlist a{font-size:14px;font-weight:800;color:var(--orange-deep);border-bottom:2px solid var(--orange);padding-bottom:2px}

/* footer */
.bfooter{background:#2a211c;color:#fff;text-align:center;padding:44px 0 48px;margin-top:60px}
.bfooter .flinks{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;margin:6px 0 14px;font-weight:700;font-size:14px}
.bfooter .flinks a{color:rgba(255,255,255,.8)}
.bfooter .flinks a:hover{color:var(--yellow)}
.bfooter .cr{font-size:12px;color:rgba(255,255,255,.55);font-weight:500}

@media(max-width:920px){.plist{grid-template-columns:1fr 1fr}}
@media(max-width:620px){
  .plist{grid-template-columns:1fr}
  .bhero{padding:50px 0 44px}
  .article{padding-top:38px}
  .blogo small{display:none}
  .cta-box .sub-link{margin-left:0;margin-top:12px}
}
@media (prefers-reduced-motion: reduce){*{transition:none!important;scroll-behavior:auto}}