:root{--ink:#14161a;--muted:#5d6470;--line:#e3e6ea;--bg:#f7f8fa;--card:#fff;--blue:#1d4ed8;--bad:#b42318;--badbg:#fef3f2;--warn:#a15c07;--warnbg:#fffaeb;--ok:#067647;--okbg:#ecfdf3;--info:#475467;--infobg:#f2f4f7}
*{box-sizing:border-box}
body{margin:0;font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Hiragino Sans","Noto Sans JP",Arial,sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
.top{background:#fff;border-bottom:1px solid var(--line);padding-top:40px}   /* room for the hub's injected nav.yj-lang (absolute, top-right) */
.top .wrap{display:flex;align-items:center;gap:16px;min-height:52px;flex-wrap:wrap}
.brand{font-weight:700;color:var(--ink);text-decoration:none}
.top nav{display:flex;gap:14px;flex:1}
.top nav a{color:var(--muted);text-decoration:none;font-size:14px}
.langs{display:flex;gap:4px}
.langs button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:3px 7px;font-size:12px;cursor:pointer}
.langs button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.hero{padding:22px 0 8px}
.kicker{color:var(--muted);font-size:13px;margin:0 0 6px}
h1{font-size:30px;line-height:1.2;margin:0 0 12px;letter-spacing:-.01em}
h2{font-size:20px;margin:0 0 10px}
.lede{font-size:15.5px;background:#fff;border-left:4px solid var(--bad);padding:10px 14px;margin:0 0 12px;border-radius:0 8px 8px 0}
.points{margin:0 0 14px;padding-left:20px}
.points li{margin:0 0 6px}
.check{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;margin:0 0 12px}
.check label{font-weight:600;font-size:14px;display:block;margin-bottom:6px}
.check .row{display:flex;gap:8px}
.check input{flex:1;min-width:0;font-size:17px;padding:11px 12px;border:1px solid #c9ced6;border-radius:8px}
button.go{background:var(--blue);color:#fff;border:0;border-radius:8px;padding:0 18px;font-size:16px;font-weight:600;cursor:pointer;white-space:nowrap}
button.go:disabled{opacity:.6}
.hint{color:var(--muted);font-size:14px;margin:8px 0}
button.ghost{background:none;border:1px solid var(--line);border-radius:8px;padding:7px 12px;cursor:pointer;font-size:14px}
.buy{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 12px}
.btn{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;border-radius:8px;padding:10px 14px;font-size:15px}
.btn.alt{background:#fff;color:var(--ink);border:1px solid var(--ink)}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin:14px 0}
.muted{color:var(--muted)}
.result:empty{display:none}
.result{margin:14px 0}
.banner{background:var(--infobg);border:1px dashed #98a2b3;border-radius:8px;padding:8px 12px;font-size:14px;margin:0 0 10px}
.sum{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 6px}
.pill{border-radius:999px;padding:3px 11px;font-weight:600;font-size:14px}
.pill.bad{background:var(--badbg);color:var(--bad)}.pill.warn{background:var(--warnbg);color:var(--warn)}.pill.ok{background:var(--okbg);color:var(--ok)}
.read{font-size:13px;color:var(--muted);margin:0 0 12px}
.pxs{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:10px;margin:0 0 12px}
.px{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff}
.px h3{margin:0 0 6px;font-size:16px;font-family:ui-monospace,Menlo,Consolas,monospace}
.px dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:3px 10px;font-size:14px}
.px dt{color:var(--muted)}
.px dd{margin:0}
.ev{display:inline-block;background:var(--infobg);border-radius:5px;padding:0 6px;margin:1px 3px 1px 0;font-size:12.5px}
.ev.x2{background:var(--badbg);color:var(--bad);font-weight:700}
.fs{list-style:none;padding:0;margin:0}
.f{border-radius:9px;padding:9px 12px;margin:0 0 8px;border:1px solid var(--line)}
.f.bad{background:var(--badbg);border-color:#fecdca}.f.warn{background:var(--warnbg);border-color:#fedf89}.f.ok{background:var(--okbg);border-color:#abefc6}.f.info{background:var(--infobg)}
.f b.sev{font-size:12px;text-transform:uppercase;letter-spacing:.04em;margin-right:6px}
.f .fix{display:block;font-size:14px;margin-top:4px;color:#344054}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.grid3 label{font-size:13px;color:var(--muted)}
.grid3 input,.pro input,.pro textarea,.pro select{width:100%;font-size:16px;padding:8px 10px;border:1px solid #c9ced6;border-radius:8px;margin-top:4px;color:var(--ink)}
.cout{margin-top:10px;font-size:16px}
.cout b{color:var(--bad)}
.pro .row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pro label{display:block;font-size:13px;color:var(--muted);margin:8px 0 0}
.pro .acts{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.pro button{background:var(--ink);color:#fff;border:0;border-radius:8px;padding:8px 14px;cursor:pointer;font-size:14px}
.pro button.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.msg{font-size:14px;margin:6px 0}
.msg.err{color:var(--bad)}.msg.ok{color:var(--ok)}
.store{border-top:1px solid var(--line);padding:12px 0}
table.h{width:100%;border-collapse:collapse;font-size:14px;margin-top:6px}
table.h th,table.h td{border-bottom:1px solid var(--line);text-align:left;padding:5px 6px;vertical-align:top}
.pay ul{padding-left:20px}
.rel ul{padding-left:20px;margin:0}
.foot{color:var(--muted);font-size:13px;padding:10px 0 30px}
.printhead{display:none}
@media (max-width:640px){h1{font-size:24px}.check .row{flex-direction:column}button.go{padding:11px}.grid3,.pro .row2{grid-template-columns:1fr}.top nav{display:none}}
@media print{.noprint,.top,.foot,#pay,#faq,.acts,.pro form,button{display:none!important}body{background:#fff}.card,.px,.f{break-inside:avoid;border-color:#bbb}.printhead{display:block}.wrap{max-width:none}}
.points li:empty{display:none}