:root{--ink:#0f172a;--mut:#475569;--bg:#f8fafc;--pri:#0f766e;--pri2:#115e59;--bad:#dc2626;--warn:#d97706;--ok:#16a34a;--line:#e2e8f0}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Hiragino Sans","Noto Sans JP",sans-serif;color:var(--ink);background:var(--bg);line-height:1.75}
a{color:var(--pri)}.wrap{max-width:880px;margin:0 auto;padding:0 20px}.sr{position:absolute;left:-9999px}
.top{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:#fff;border-bottom:1px solid var(--line)}.top nav a{margin-left:16px;text-decoration:none;color:var(--mut)}.logo{font-weight:800;text-decoration:none;color:var(--ink)}
.hero{padding:56px 20px 24px;text-align:center}.hero h1{font-size:clamp(26px,5vw,40px);line-height:1.35;margin:0 0 12px}.hl{color:var(--bad)}.lead{font-size:18px;color:var(--mut)}
.scan{display:flex;gap:8px;max-width:640px;margin:24px auto 8px}.scan input{flex:1;padding:14px 16px;font-size:17px;border:2px solid var(--line);border-radius:10px}.scan input:focus{outline:none;border-color:var(--pri)}
.btn{display:inline-block;background:var(--pri);color:#fff;border:0;border-radius:10px;padding:14px 22px;font-size:16px;font-weight:700;cursor:pointer;text-decoration:none}.btn:hover{background:var(--pri2)}.btn:disabled{opacity:.6}.btn.big{font-size:18px;padding:16px 28px}
.small{font-size:13px;color:var(--mut)}.status{min-height:28px;margin-top:8px;color:var(--mut)}
.result{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:32px}.summary{display:flex;gap:20px;align-items:center}
.grade{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:8px;color:#fff;font-weight:800}.grade.big{width:88px;height:88px;font-size:48px;border-radius:16px;flex:none}
.g-A{background:var(--ok)}.g-B{background:#65a30d}.g-C{background:var(--warn)}.g-D{background:#ea580c}.g-F{background:var(--bad)}
.checks{list-style:none;padding:0}.checks li{border-left:5px solid var(--line);padding:8px 14px;margin:10px 0;background:var(--bg);border-radius:6px}.checks p{margin:4px 0 0;color:var(--mut)}
.c-ok{border-color:var(--ok)!important}.c-warn{border-color:var(--warn)!important}.c-bad{border-color:var(--bad)!important}.c-info{border-color:#94a3b8!important}
.cta{border:2px solid var(--pri);border-radius:14px;padding:20px;background:#f0fdfa;margin-top:20px;text-align:center}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.card.hot{border:2px solid var(--pri)}.price{font-size:28px;font-weight:800;margin:0}.price span{font-size:13px;font-weight:400;color:var(--mut)}
.ticks li{margin:4px 0}.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:8px 0}.faq summary{cursor:pointer;font-weight:700}
.linkish{background:none;border:0;color:var(--pri);text-decoration:underline;cursor:pointer;font:inherit;padding:0}
.foot{padding:32px 20px;color:var(--mut);font-size:13px;border-top:1px solid var(--line);margin-top:40px}
.rec{display:flex;gap:8px;align-items:flex-start;margin:4px 0 10px}.rec code,.rec pre{flex:1;background:#0f172a;color:#e2e8f0;padding:10px 12px;border-radius:8px;overflow-x:auto;font-size:13px;margin:0;word-break:break-all;white-space:pre-wrap}
.copy{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 10px;cursor:pointer}.kit{width:100%;border-collapse:collapse}.kit td{border-top:1px solid var(--line);padding:12px 8px;vertical-align:top}.kit td:first-child{width:28%;font-weight:700}
.notes li,.stages li{margin:8px 0}.note{background:#fff7ed;border:1px solid #fed7aa;border-radius:10px;padding:10px 14px}
.legal table{border-collapse:collapse;width:100%;background:#fff}.legal th,.legal td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}.legal th{width:28%;background:#f1f5f9}
@media (max-width:600px){.scan{flex-direction:column}.top nav{display:none}.summary{flex-direction:column;text-align:center}}