:root{--ink:#0c1a2e;--ink2:#3d4e66;--muted:#6a7a91;--line:#dbe3ee;--blue:#1f4fa3;--blue2:#2f6fd6;--metal:linear-gradient(120deg,#0f2f6b 0%,#2a62c6 32%,#7fd4f5 52%,#2c5fb8 72%,#12336f 100%);--cta:linear-gradient(120deg,#07803f 0%,#14a85a 34%,#5fe39a 54%,#17b062 72%,#0a7a3d 100%)}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,"Noto Sans JP","Hiragino Sans",sans-serif;color:var(--ink);background:linear-gradient(180deg,#f3f7fb,#eaf0f7);line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:var(--blue2)}
.sub-wrap{width:min(880px,100% - 40px);margin-inline:auto}
.sub-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.sub-header-in{display:flex;align-items:center;justify-content:space-between;height:56px}
.sub-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none}
.sub-mark{width:24px;height:24px;border-radius:7px;background:var(--metal)}
.sub-back{font-size:13px;font-weight:700;text-decoration:none}
.sub-main{padding:56px 0 72px}
.sub-en{font-size:11px;font-weight:700;letter-spacing:.3em;color:var(--blue2)}
h1{margin-top:6px;font-size:clamp(24px,3.4vw,34px);font-weight:900;line-height:1.4}
h1::after{content:"";display:block;width:56px;height:3px;margin-top:16px;border-radius:3px;background:var(--metal)}
h2{margin-top:36px;font-size:17px;font-weight:800}
p{margin-top:12px;font-size:14.5px;color:var(--ink2)}
ul{margin:12px 0 0 1.2em;font-size:14.5px;color:var(--ink2)}
.sub-table{width:100%;margin-top:28px;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;font-size:14px}
.sub-table th,.sub-table td{padding:15px 18px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.sub-table tr:last-child th,.sub-table tr:last-child td{border-bottom:0}
.sub-table tbody th{width:30%;background:#f5f8fc;font-weight:700;color:var(--ink)}
.sub-price thead th{background:#eaf1fa;font-weight:700}
.sub-note{font-size:13px;color:var(--muted)}
.sub-return{margin-top:48px;text-align:center}
.sub-btn{display:inline-block;padding:14px 32px;border-radius:999px;background:var(--cta);color:#fff;font-weight:700;text-decoration:none;box-shadow:0 14px 30px -12px rgba(10,122,61,.6)}
.sub-footer{background:#08142a;color:#9fb0c8;padding:34px 0;font-size:12.5px}
.sub-footer nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.sub-footer nav a{color:#d4ddea;text-decoration:none}
.sub-footer p{color:#6f819b;font-size:12px;margin-top:14px}
@media (max-width:640px){.sub-table tbody th{width:auto;display:block;border-bottom:0;padding-bottom:4px}.sub-table tbody td{display:block}.sub-main{padding:40px 0 56px}}
.sub-btn{transition:transform .18s,box-shadow .18s}.sub-btn:hover{transform:translateY(3px);box-shadow:0 4px 10px -6px rgba(10,122,61,.7)}