:root{--cyan:#50aec4;--cyan-dark:#198299;--navy:#00273d;--pale:#eaf5f8;--gray:#f1f1f1}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:'Noto Sans JP',sans-serif;font-size:16px;font-weight:500;line-height:1.9;color:var(--navy);background:#fff}
a{color:var(--cyan-dark)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #eaa700;outline-offset:3px}
.l-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 24px;border-bottom:1px solid #e3edf0}
.l-brand{display:flex;gap:10px;align-items:center;font-size:22px;font-weight:800;letter-spacing:2px;color:var(--navy);text-decoration:none}
.l-brand svg{width:34px;height:34px;color:var(--cyan)}
.l-cta{background:var(--cyan-dark);color:#fff;text-decoration:none;font-size:14px;font-weight:700;padding:8px 18px;border-radius:999px;white-space:nowrap}
.l-main{max-width:760px;margin:0 auto;padding:44px 24px 72px}
.l-main h1{font-size:30px;line-height:1.5;margin:0 0 12px}
.l-lead{color:#4d6573;margin:0 0 32px;font-size:15px}
.l-main h2{font-size:19px;line-height:1.6;margin:36px 0 8px;padding-left:12px;border-left:5px solid var(--cyan)}
.l-main p,.l-main li{font-size:15px}
.l-main ul{padding-left:1.4em;margin:8px 0}
.l-table{width:100%;border-collapse:collapse;font-size:15px}
.l-table th,.l-table td{text-align:left;vertical-align:top;padding:14px 12px;border-bottom:1px solid #dbe7ec}
.l-table th{width:9em;background:var(--pale);font-weight:700}
.l-date{margin-top:40px;color:#647785;font-size:13px}
.l-form{display:grid;gap:18px;margin-top:8px}
.l-form label{display:grid;gap:6px;font-weight:700;font-size:14px}
.l-form .req{color:#c0392b;font-size:12px;margin-left:6px}
.l-form input,.l-form select,.l-form textarea{font:inherit;font-weight:500;padding:11px 12px;border:1px solid #b9cdd5;border-radius:8px;width:100%;color:var(--navy);background:#fff}
.l-form textarea{min-height:170px;resize:vertical}
.l-form .check{display:flex;gap:10px;align-items:flex-start;font-weight:500}
.l-form .check input{width:auto;margin-top:6px}
.l-form button{background:var(--cyan-dark);color:#fff;border:0;border-radius:999px;padding:14px 28px;font:inherit;font-weight:700;cursor:pointer}
.l-form button[disabled]{opacity:.6;cursor:wait}
.l-hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.l-status{margin-top:16px;padding:14px 16px;border-radius:8px;font-size:15px}
.l-status.ok{background:#e8f6ee}.l-status.ng{background:#fdeeee}
.l-footer{background:var(--pale);padding:32px 24px 44px;text-align:center;font-size:13px}
.l-footer nav{display:flex;gap:22px;justify-content:center;flex-wrap:wrap;margin-bottom:14px}
.l-footer a{color:var(--navy)}
@media(max-width:700px){.l-main{padding:32px 18px 56px}.l-main h1{font-size:25px}.l-header{padding:10px 16px}.l-table th{width:6.5em}.l-table th,.l-table td{display:block;width:100%}.l-table th{border-bottom:0;padding-bottom:4px}.l-table td{padding-top:6px}}