:root{--bg:#fbfafc;--card:#fff;--ink:#17141c;--muted:#67606e;--line:#e6e1ec;--mag:#d9186f;--lil:#f1e9f8;--max:920px}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.85}
img{max-width:100%;display:block;height:auto}
a{color:var(--mag);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.38;margin:0;font-weight:800;letter-spacing:-.02em}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.narrow{max-width:680px}
.lbl{font-family:ui-monospace,Menlo,monospace;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--mag);margin-bottom:12px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:10px;top:10px;background:var(--ink);color:#fff;padding:8px 12px;z-index:99}

.hd{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.hd-in{display:flex;align-items:center;gap:18px;min-height:62px}
.br{display:inline-flex;align-items:center;gap:9px;color:var(--ink);font-size:14.5px}
.br:hover{text-decoration:none}
.qmark{width:22px;height:22px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:800}
.nv{display:flex;gap:18px;font-size:13px;margin-left:auto}
.nv a{color:var(--muted)}
.nv a:hover{color:var(--mag);text-decoration:none}
.yt{font-size:12px;font-weight:700;border:1px solid var(--line);padding:5px 11px;border-radius:999px;color:var(--ink)}
.yt:hover{background:var(--mag);border-color:var(--mag);color:#fff;text-decoration:none}
.bg{display:none;background:none;border:0;padding:10px;cursor:pointer;margin-left:auto}
.bg span{display:block;width:20px;height:2px;background:var(--ink);margin:5px 0}

.hero{padding:56px 0 34px}
.hero h1{font-size:clamp(30px,5.2vw,48px);line-height:1.22}
.hl{background:linear-gradient(transparent 62%,#f8d0e2 62%)}
.lead{color:var(--muted);margin-top:18px;max-width:36em;font-size:15px}
.acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.go{background:var(--mag);color:#fff;font-weight:700;font-size:14px;padding:12px 22px;border-radius:999px}
.go:hover{text-decoration:none;filter:brightness(1.07)}
.go2{border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:700;font-size:14px;padding:12px 22px;border-radius:999px}
.go2:hover{border-color:var(--mag);color:var(--mag);text-decoration:none}
.counts{display:flex;gap:34px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
.counts b{display:block;font-size:22px;font-family:ui-monospace,monospace;color:var(--mag)}
.counts span{font-size:11.5px;color:var(--muted)}

.h2{font-size:18px;margin:38px 0 14px}
.more{margin-top:14px;font-size:13.5px}
.inbox{border:1px solid var(--line);background:#fff;border-radius:14px;overflow:hidden}
.row{display:grid;grid-template-columns:34px 1fr auto auto 46px;gap:12px;align-items:center;padding:13px 15px;border-bottom:1px solid var(--line);color:var(--ink);font-size:14px}
.row:last-child{border-bottom:0}
.row:hover{background:#fdf7fa;text-decoration:none}
.no{font-family:ui-monospace,monospace;font-size:11px;color:#b7a9c4}
.rt{font-weight:700;line-height:1.6}
.rc{font-size:11px;color:var(--muted);white-space:nowrap}
.rs{font-size:10.5px;font-weight:700;padding:1px 7px;border-radius:999px;white-space:nowrap}
.rs.a{background:#e9f7ef;color:#1a7a45}
.rs.b{background:#fdf3e3;color:#9a6a12}
.rd{font-family:ui-monospace,monospace;font-size:11px;color:#b7a9c4;text-align:right}

.shape{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.shape div{background:#fff;padding:16px}
.shape span{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:var(--lil);color:var(--mag);font-size:11px;font-weight:800;margin-bottom:8px}
.shape b{display:block;font-size:13.5px;margin-bottom:5px}
.shape p{font-size:12.5px;color:var(--muted)}

.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:13px 15px;margin-bottom:8px}
.faq summary{cursor:pointer;list-style:none;font-weight:700;font-size:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q. ";color:var(--mag);font-family:ui-monospace,monospace;font-size:12px}
.faq p{font-size:13.5px;color:var(--muted);margin-top:9px}
.hsub{color:var(--muted);font-size:13.5px;margin-top:12px}
.cta{background:var(--lil);border-radius:14px;padding:22px;text-align:center;margin:20px 0 46px}
.cta p{color:#5b4a6b;font-size:13.5px;margin-bottom:12px}
.cta a{display:inline-block;background:var(--ink);color:#fff;padding:11px 22px;border-radius:999px;font-size:13px;font-weight:700}
.cta a:hover{text-decoration:none;background:#2b2533}

.bc{font-family:ui-monospace,monospace;font-size:11px;color:var(--muted);padding:20px 0 10px}
.bc a{color:var(--muted)}
h1{font-size:clamp(24px,4vw,32px);margin-top:6px}
.qhead{padding-bottom:16px;border-bottom:1px solid var(--line)}
.qbig{font-size:clamp(21px,3.4vw,28px);font-weight:800;line-height:1.5;margin-top:6px;letter-spacing:-.02em}
.qbig span{color:var(--mag);margin-right:8px;font-family:ui-monospace,monospace}
.from{font-size:11.5px;color:var(--muted);margin-top:12px}
.answer{background:var(--lil);border-radius:12px;padding:16px 18px;margin:20px 0 6px}
.albl{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.18em;color:var(--mag);margin-bottom:6px}
.ashort{font-size:17px;font-weight:700;line-height:1.65}
.body{padding:18px 0}
.body h2{font-size:16px;margin:26px 0 8px}
.body p{font-size:15px;color:#2f2a36;margin:10px 0}
.steps{margin:8px 0;padding-left:1.3em;font-size:15px;color:#2f2a36}
.steps li{margin:5px 0}
.avoid{background:#fdf3ec;border:1px solid #f0d6c3;border-left:3px solid #c26a2c;border-radius:8px;padding:12px 15px}
.avoid p{font-size:14.5px;margin:0}
.note{background:#fff;border:1px dashed var(--line);border-radius:8px;padding:12px 15px}
.note p{font-size:14px;margin:0;color:var(--muted)}
.pn{display:flex;gap:10px;margin-top:26px}
.pn a{flex:1;background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 13px;font-size:12.5px;color:var(--ink)}
.pn a:hover{border-color:var(--mag);text-decoration:none}
.pn span{display:block;font-size:10px;color:var(--muted);margin-bottom:3px}
.pn .nx{text-align:right}
.ph{flex:1}
.rel{border-top:1px solid var(--line);margin-top:28px;padding-top:16px}
.rel h2{font-size:13px;margin-bottom:8px}
.rel ul{list-style:none;padding:0;margin:0}
.rel li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.rel li span{font-size:11px;color:var(--muted)}
.back{margin:22px 0 46px;font-size:13.5px}
.nf{padding:70px 0 90px}
.addr{background:var(--ink);color:#fff;font-family:ui-monospace,monospace;font-size:15px;padding:14px 18px;border-radius:10px;margin:12px 0}
.box{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin:18px 0}
.box p{font-size:13px;margin:3px 0;color:var(--muted)}
.tbl{width:100%;border-collapse:collapse;font-size:13.5px;margin:16px 0;background:#fff}
.tbl th,.tbl td{border:1px solid var(--line);padding:8px 11px;text-align:left;vertical-align:top}
.tbl th{background:#faf7fc;color:var(--muted);font-weight:400;white-space:nowrap}
code{font-family:ui-monospace,monospace;font-size:12px;background:#f4eef8;padding:1px 5px;border-radius:4px}
.ul{list-style:none;padding:0;margin:12px 0;font-size:14.5px;color:#2f2a36}
.ul li{padding:4px 0 4px 16px;position:relative}
.ul li::before{content:"?";position:absolute;left:0;color:var(--mag);font-size:12px}
.upd{font-family:ui-monospace,monospace;font-size:11px;color:var(--muted);margin-top:8px}

.ft{border-top:1px solid var(--line);background:#fff;padding:34px 0 28px;font-size:12.5px;margin-top:20px}
.fg{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:26px}
.fd{color:var(--muted);font-size:12px;margin:10px 0;line-height:1.8}
.fyt{font-size:12px;font-weight:700}
.ft nav h3{font-size:10px;letter-spacing:.16em;color:var(--muted);margin-bottom:8px}
.ft nav a{display:block;color:var(--ink);padding:2px 0;font-size:12px}
.fl2{border-top:1px solid var(--line);margin-top:24px;padding-top:14px;font-size:11px;color:var(--muted)}
.fl2 p{margin:2px 0}
.cp{margin-top:8px}

@media(max-width:860px){
.nv{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;gap:0;padding:6px 20px 16px}
.nv.open{display:flex}
.nv a{padding:11px 0;border-bottom:1px solid var(--line)}
.yt{display:none}
.bg{display:block}
.shape{grid-template-columns:1fr 1fr}
.fg{grid-template-columns:1fr}
.row{grid-template-columns:28px 1fr auto;row-gap:4px}
.rc{display:none}
.rd{display:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}