/* column 固有の変数 */
:root{
  --img-phead:url("../img/p-bright.webp");
}


/* ===== 下層ページ共通 ===== */
.phead{background:var(--deep);color:#fff;position:relative;overflow:hidden;}
.phead::before{content:"";position:absolute;inset:0;background-image:var(--img-phead);background-size:cover;background-position:center 40%;opacity:.28;}
.phead::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,24,48,.58) 0%,rgba(15,24,48,.84) 100%);}
.phead-in{position:relative;z-index:2;max-width:var(--col);margin:0 auto;padding:54px var(--pad) 50px;}
.crumb{font-size:11.5px;font-family:var(--fu);letter-spacing:.04em;opacity:.8;margin:0 0 20px;}
.crumb a{text-decoration:none;opacity:.85;}
.crumb a:hover{opacity:1;text-decoration:underline;}
.crumb span{margin:0 8px;opacity:.55;}
.phead .eyebrow{color:var(--blue-l);margin:0 0 8px;}
.phead h1{font-size:clamp(28px,4.4vw,44px);font-weight:900;letter-spacing:.06em;line-height:1.4;margin:0 0 16px;}
.phead p.pl{font-size:14.5px;line-height:2;margin:0;max-width:680px;opacity:.94;}

/* カテゴリフィルタ */
.filt{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:0 0 26px;}
.filt button{font-family:inherit;font-size:13px;font-weight:900;color:var(--navy);background:var(--surface);border:1.5px solid var(--line);border-radius:99px;padding:9px 20px;cursor:pointer;transition:background .2s,border-color .2s,color .2s;}
.filt button:hover{border-color:var(--blue);}
.filt button[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff;}
.filt button i{font-style:normal;font-family:var(--fu);font-size:11px;opacity:.7;margin-left:5px;}

/* 記事カード */
.arts{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;}
.art{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:22px 22px 20px;position:relative;transition:border-color .2s,box-shadow .2s;}
.art[hidden]{display:none;}
.art.on:hover{border-color:var(--blue);box-shadow:0 6px 18px rgba(30,50,90,.08);}
.art .meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin:0 0 11px;}
.cat{font-size:10.5px;font-weight:900;color:var(--navy);background:var(--frame);border-radius:99px;padding:3px 10px;}
.date{font-size:11px;font-weight:700;color:var(--muted);font-family:var(--fu);}
.soon{font-size:10.5px;font-weight:900;color:#B4741A;background:#FFF2D6;border-radius:3px;padding:2px 7px;}
.art h3{font-size:17.5px;font-weight:900;line-height:1.6;margin:0 0 10px;}
.art h3 a{text-decoration:none;}
.art h3 a::after{content:"";position:absolute;inset:0;}
.art p{font-size:13px;line-height:1.95;color:var(--muted);margin:0;}
.art .kw{display:block;margin-top:13px;padding-top:11px;border-top:1px dashed var(--line);font-size:11px;color:var(--muted);font-weight:700;}
.art .kw b{color:var(--blue);font-weight:900;}
.art .go{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:12.5px;font-weight:900;color:var(--navy);}
.art .go i{font-style:normal;font-size:10px;color:var(--blue);}
.art:not(.on){opacity:.72;}

/* 方針 */
.pol{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.pc{border:1px solid var(--line);border-radius:12px;padding:22px 20px 24px;background:var(--surface);}
.pc .pn{font-family:var(--fu);font-size:10.5px;font-weight:800;letter-spacing:.14em;color:var(--blue);margin:0 0 8px;}
.pc h3{font-size:16px;font-weight:900;margin:0 0 9px;line-height:1.55;}
.pc p{font-size:13px;line-height:1.95;color:var(--muted);margin:0;}

/* 最終CTA */
.fin{background:var(--deep);color:#fff;text-align:center;}
.fin h2{color:#fff;}
.fin p{opacity:.9;font-size:14px;line-height:2;}
.fin .fb{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--coral);color:#fff;text-decoration:none;font-weight:900;font-size:16px;border-radius:99px;padding:17px 44px;margin-top:22px;box-shadow:0 8px 22px rgba(239,136,128,.4);transition:transform .2s,box-shadow .2s;}
.fin .fb:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(239,136,128,.5);}
.fin .sub{display:block;margin-top:14px;font-size:12.5px;opacity:.75;}
.fin .sub a{color:var(--blue-l);font-weight:700;}

@media (max-width:900px){
  .phead-in{padding:34px var(--pad) 34px;}
  .crumb{margin-bottom:14px;}
  .arts,.pol{grid-template-columns:1fr;gap:12px;}
  .art{padding:18px 17px 16px;}
  .art h3{font-size:16px;}
  .filt button{font-size:12px;padding:8px 15px;}
  .fin .fb{font-size:15px;padding:16px 30px;width:100%;box-sizing:border-box;}
}