:root{--bg:#f7f8fa;--surface:#fff;--text:#1a1d21;--muted:#6b7280;--border:#e5e7eb;--primary:#1d4ed8;--primary-dark:#1e40af;--danger:#dc2626;--radius:10px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans KR,sans-serif;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:1080px;margin:0 auto;padding:24px 20px}.narrow{max-width:640px}.topnav{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 20px;display:flex;align-items:center;justify-content:space-between;position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{font-weight:800;font-size:18px;color:var(--text)}.brand small{font-weight:400;color:var(--muted);font-size:12px;margin-left:8px}.nav-links{display:flex;gap:16px;align-items:center;font-size:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.page-header{margin:8px 0 20px}.page-header h1{margin:0 0 4px;font-size:24px}.muted{color:var(--muted)}.btn{display:inline-block;background:var(--primary);color:#fff;border:none;border-radius:8px;padding:12px 20px;font-size:15px;font-weight:600;cursor:pointer}.btn:hover{background:var(--primary-dark);text-decoration:none;color:#fff}.btn:disabled{background:#9ca3af;cursor:not-allowed}.btn-secondary{background:#eef2ff;color:var(--primary)}.btn-secondary:hover{background:#e0e7ff;color:var(--primary-dark)}.btn-lg{padding:15px 32px;font-size:17px;border-radius:10px}.btn-ghost{background:transparent;color:var(--muted)}.btn-danger{background:var(--danger)}.field{display:block;margin-bottom:14px}.field-label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}.field-hint{display:block;font-size:12px;color:var(--muted);margin-top:4px}input[type=email],input[type=number],input[type=password],input[type=text],input[type=url],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:15px;font-family:inherit;background:#fff;color:var(--text)}textarea{min-height:90px;resize:vertical}.grid{display:grid;grid-gap:16px;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width:720px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.kpi{text-align:center}.kpi .num{font-size:32px;font-weight:800}.kpi .lbl{font-size:13px;color:var(--muted)}table.data{width:100%;border-collapse:collapse;font-size:14px}table.data td,table.data th{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border)}table.data th{color:var(--muted);font-weight:600;font-size:13px}.badge{display:inline-block;font-size:12px;font-weight:600;padding:2px 10px;border-radius:999px;background:#eef2ff;color:var(--primary)}.badge.gray{background:#f3f4f6;color:var(--muted)}.badge.green{background:#ecfdf5;color:#047857}.big-actions{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:12px;gap:12px}@media (max-width:720px){.big-actions{grid-template-columns:repeat(2,1fr)}}.big-btn{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 12px;font-size:17px;font-weight:700;cursor:pointer;position:relative}.big-btn:disabled{cursor:not-allowed;opacity:.75}.big-btn .soon{position:absolute;top:8px;right:8px;font-size:11px;font-weight:600;background:#fef3c7;color:#92400e;border-radius:999px;padding:2px 8px}.choice-cards{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:12px;gap:12px}@media (max-width:720px){.choice-cards{grid-template-columns:1fr}}.choice{border:2px solid var(--border);border-radius:var(--radius);padding:18px;cursor:pointer;background:var(--surface)}.choice.selected{border-color:var(--primary);background:#eff6ff}.choice h3{margin:0 0 6px;font-size:17px}.choice p{margin:0;font-size:14px;color:var(--muted)}.wizard-steps{display:flex;gap:6px;margin-bottom:20px;flex-wrap:wrap}.wizard-steps .step{font-size:12px;padding:4px 10px;border-radius:999px;background:#f3f4f6;color:var(--muted)}.wizard-steps .step.done{background:#dbeafe;color:var(--primary-dark)}.wizard-steps .step.now{background:var(--primary);color:#fff}.wizard-nav{display:flex;justify-content:space-between;margin-top:20px}.checkline{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-size:15px}.checkline input{width:auto}.alert{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:14px}.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert-ok{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.hero{text-align:center;padding:60px 20px}.hero h1{font-size:34px;margin:0 0 12px}.hero p{color:var(--muted);font-size:17px;margin:0 0 24px}.hero .cta-row{display:flex;gap:12px;justify-content:center}