/* faq 固有の変数 */
:root{
  --img-phead:url("../img/p-first.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 42%;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;}

/* 検索 */
.srch{max-width:560px;margin:0 auto 20px;position:relative;}
.srch input{width:100%;box-sizing:border-box;font-family:inherit;font-size:15px;font-weight:700;color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:99px;padding:14px 46px 14px 20px;transition:border-color .2s;}
.srch input:focus{outline:none;border-color:var(--blue);}
.srch input::placeholder{color:#9aa7bd;font-weight:500;}
.srch::after{content:"";position:absolute;right:20px;top:50%;width:13px;height:13px;margin-top:-9px;border:2px solid var(--blue);border-radius:50%;pointer-events:none;}
.srch b{position:absolute;right:18px;top:50%;margin-top:3px;width:7px;height:2px;background:var(--blue);transform:rotate(45deg);pointer-events:none;}

/* 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;}

/* カテゴリ見出し */
.chd{display:flex;align-items:baseline;gap:12px;border-bottom:2px solid var(--navy);padding-bottom:7px;margin:34px 0 14px;max-width:820px;margin-inline:auto;}
.chd:first-of-type{margin-top:0;}
.chd[hidden]{display:none;}
.chd b{font-size:16px;font-weight:900;}
.chd span{font-family:var(--fu);font-size:11px;color:var(--muted);letter-spacing:.1em;}

/* Q&A */
.qlist{max-width:820px;margin:0 auto 6px;}
.qlist[hidden]{display:none;}
.qa{border:1px solid var(--line);border-radius:10px;margin-bottom:10px;background:var(--surface);overflow:hidden;}
.qa[hidden]{display:none;}
.qa>summary{cursor:pointer;list-style:none;padding:16px 48px 16px 44px;position:relative;font-weight:900;font-size:14.5px;line-height:1.7;}
.qa>summary::-webkit-details-marker{display:none;}
.qa>summary::before{content:"Q";position:absolute;left:18px;top:17px;font-family:var(--fu);font-size:13px;font-weight:800;color:var(--blue);}
.qa>summary::after{content:"";position:absolute;right:20px;top:50%;width:9px;height:9px;margin-top:-7px;border-right:2.2px solid var(--blue);border-bottom:2.2px solid var(--blue);transform:rotate(45deg);transition:transform .2s;}
.qa[open]>summary::after{transform:rotate(-135deg);margin-top:-2px;}
.qa[open]>summary{color:var(--navy);}
.qa>div{padding:15px 20px 18px 44px;font-size:13.5px;line-height:2;color:var(--muted);border-top:1px solid var(--frame);position:relative;}
.qa>div::before{content:"A";position:absolute;left:18px;top:15px;font-family:var(--fu);font-size:13px;font-weight:800;color:var(--muted);opacity:.6;}
mark{background:#FFF2C4;color:inherit;padding:0 1px;border-radius:2px;}

.empty{text-align:center;color:var(--muted);font-size:13.5px;padding:34px 0;}
.empty[hidden]{display:none;}

/* 解決しないとき */
.help{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.hc{border:1px solid var(--line);border-radius:12px;padding:22px 20px 24px;background:var(--surface);}
.hc b{display:block;font-size:15px;font-weight:900;color:var(--navy);margin:0 0 9px;}
.hc p{font-size:13px;line-height:1.95;color:var(--muted);margin:0 0 12px;}
.hc a{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:900;color:var(--navy);text-decoration:none;border-bottom:2px solid var(--blue-l);padding-bottom:2px;}
.hc a i{font-style:normal;font-size:10px;color:var(--blue);}

/* 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;}
  .help{grid-template-columns:1fr;gap:12px;}
  .filt button{font-size:12px;padding:8px 15px;}
  .qa>summary{font-size:13.5px;padding:14px 42px 14px 38px;}
  .qa>summary::before{left:15px;top:15px;font-size:12px;}
  .qa>div{padding:13px 16px 16px 38px;font-size:13px;}
  .qa>div::before{left:15px;font-size:12px;}
  .srch input{font-size:14px;padding:13px 42px 13px 17px;}
  .fin .fb{font-size:15px;padding:16px 30px;width:100%;box-sizing:border-box;}
}