:root{--bg:#f7f8fa;--card:#ffffff;--ink:#16202c;--muted:#5d6b7a;--line:#e2e7ee;--brand:#1f6f5c;--brand-soft:#e8f3ef;--warn:#8a6d1f;--warn-soft:#fdf6e3;--radius:12px;--max:780px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Malgun Gothic,Segoe UI,Roboto,sans-serif;font-size:17px;line-height:1.75;-webkit-text-size-adjust:100%}a{color:var(--brand)}.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}.site-header{background:var(--card);border-bottom:1px solid var(--line)}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}.brand{font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}.nav{display:flex;gap:18px;font-size:15px}.nav a{text-decoration:none;color:var(--muted)}.nav a:hover{color:var(--brand)}main{padding:32px 0 64px}h1{font-size:30px;line-height:1.4;margin:0 0 16px;letter-spacing:-.4px}h2{font-size:21px;line-height:1.5;margin:40px 0 12px;letter-spacing:-.2px}h3{font-size:17px;margin:24px 0 8px}p{margin:0 0 14px}.lead{font-size:18px;color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin:18px 0}.notice{background:var(--warn-soft);border:1px solid #f0e2b8;color:var(--warn);border-radius:var(--radius);padding:14px 16px;font-size:14.5px;line-height:1.65;margin:18px 0}.btn{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;border:none;border-radius:10px;padding:15px 26px;font-size:17px;font-weight:600;cursor:pointer;font-family:inherit}.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-ghost{background:transparent;border:1px solid var(--brand)}.badge,.btn-ghost{color:var(--brand)}.badge{display:inline-block;background:var(--brand-soft);border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600}.badge-warn{background:var(--warn-soft);color:var(--warn)}ol,ul{margin:0 0 14px;padding-left:22px}li{margin-bottom:8px}fieldset{border:none;margin:0 0 28px;padding:0}legend{font-weight:700;font-size:18px;margin-bottom:6px;padding:0}.help{color:var(--muted);font-size:14.5px;margin:0 0 12px}.choice{display:block;border:1px solid var(--line);border-radius:10px;padding:13px 16px;margin-bottom:8px;cursor:pointer;background:var(--card)}.choice:hover{border-color:var(--brand)}.choice input{margin-right:10px}.choice.selected{border-color:var(--brand);background:var(--brand-soft)}label.field{display:block;margin-bottom:14px;font-size:15px;font-weight:600}input[type=tel],input[type=text],select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font-size:16px;font-family:inherit;margin-top:6px;background:#fff;color:var(--ink);font-weight:400}textarea{min-height:90px;resize:vertical}.progress{color:var(--muted);font-size:14px;margin-bottom:10px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.guide-list{list-style:none;padding:0}.guide-list li{margin-bottom:14px}.guide-list a{font-weight:600;text-decoration:none}.muted{color:var(--muted);font-size:14.5px}.site-footer{border-top:1px solid var(--line);background:var(--card);padding:24px 0;color:var(--muted);font-size:14px}.status-ok{color:var(--brand);font-size:13px}.status-check{color:var(--warn);font-size:13px}.error{color:#b3261e;font-size:15px;margin-top:10px}@media (max-width:520px){h1{font-size:25px}body{font-size:16px}}