:root{color-scheme:light;--ink:#142737;--muted:#60727e;--line:#dbe5ec;--blue:#1875b8;--soft:#eef6fb;--bg:#f5f8fa;--amber:#8a5300;--amber-bg:#fff3d8;font-family:system-ui,-apple-system,"Segoe UI","Noto Sans KR",sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6}a{color:var(--blue);text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}[hidden]{display:none!important}:focus-visible{outline:3px solid #f6b747;outline-offset:3px}.skip{position:absolute;top:-80px;background:white;padding:12px;z-index:10}.skip:focus{top:8px}.simulation-banner{background:var(--amber-bg);color:var(--amber);display:flex;gap:12px;justify-content:center;align-items:center;padding:8px 16px;font-size:13px}.simulation-banner strong{background:#865200;color:white;border-radius:4px;padding:1px 8px;white-space:nowrap}.header{background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px max(24px,calc((100% - 1100px)/2))}.brand{color:var(--ink);display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.04em;white-space:nowrap}.brand small{display:block;font-weight:500;color:var(--muted);font-size:11px;letter-spacing:0}.brand-mark{display:grid;place-items:center;background:var(--blue);color:white;border-radius:12px;width:44px;height:44px;font-size:26px;letter-spacing:-.06em}nav{display:flex;gap:20px;align-items:center;font-size:14px;flex-wrap:wrap}nav a{color:var(--muted)}nav a[aria-current=page]{color:var(--blue);font-weight:750}main{max-width:1100px;margin:0 auto;padding:42px 24px 72px}footer{max-width:1100px;margin:auto;padding:22px 24px;color:var(--muted);border-top:1px solid var(--line);font-size:12px}.eyebrow{text-transform:uppercase;letter-spacing:.15em;color:var(--blue);font-size:12px;font-weight:750}h1{font-size:clamp(27px,4vw,40px);letter-spacing:-.04em;line-height:1.3;margin:12px 0 16px}h2{font-size:22px;letter-spacing:-.03em;margin:0 0 20px}h3{font-size:17px;margin:0 0 8px}p{margin:0 0 16px}.muted{color:var(--muted)}.hero{display:grid;grid-template-columns:1.35fr 1fr;align-items:center;gap:48px;margin:0 0 38px}.hero-copy{font-size:16px;color:var(--muted);max-width:540px}.steps{display:grid;gap:12px;padding:26px;background:var(--soft);border:1px solid #d8eaf6;border-radius:20px}.step{display:flex;align-items:center;gap:14px}.step-number{display:grid;place-items:center;background:white;color:var(--blue);font-size:14px;width:36px;height:36px;border-radius:50%;flex-shrink:0}.step small{display:block;color:var(--muted)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel,.option-card{background:white;border:1px solid var(--line);border-radius:16px;padding:28px}.panel{margin-bottom:24px}.option-card .letter{font-size:13px;font-weight:750;color:var(--blue)}.amount{font-size:32px;font-weight:800;letter-spacing:-.04em;margin:12px 0 4px}.code-amount{font-weight:700;font-size:18px;color:var(--blue);margin-bottom:20px}.option-note{font-size:13px;color:var(--muted)}.primary,.secondary{display:inline-block;text-align:center;border-radius:8px;padding:11px 19px;font-weight:650;border:1px solid var(--blue);line-height:1.4}.primary{color:white;background:var(--blue)}.secondary{color:var(--blue);background:white}.text-button{border:0;background:none;color:var(--blue);padding:0}.callout{padding:16px 20px;border-radius:12px;background:var(--amber-bg);color:var(--amber);font-size:14px;margin:24px 0}.page-intro{max-width:740px;margin-bottom:28px}.form-wrap{max-width:760px;margin:auto}.login-wrap{max-width:440px;margin:20px auto}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}label.field{display:grid;align-content:start;gap:7px;font-size:14px;font-weight:650}.field small{color:var(--muted);font-size:12px;font-weight:400}input,select,textarea{min-width:0;width:100%;border:1px solid #c7d5df;border-radius:8px;padding:11px 12px;background:white;color:var(--ink)}input[type=checkbox],input[type=radio]{width:18px;min-width:18px;accent-color:var(--blue)}fieldset{border:0;margin:0 0 22px;padding:0;min-width:0}legend{font-weight:700;font-size:18px;margin-bottom:16px}.choice{display:flex;align-items:flex-start;gap:12px;border:1px solid var(--line);padding:18px;border-radius:12px;cursor:pointer}.choice:has(input:checked){border-color:var(--blue);background:var(--soft)}.choice input{margin-top:5px}.choice strong,.choice small{display:block}.choice small{color:var(--muted);font-size:12px}.consent{display:flex;align-items:flex-start;gap:12px;font-size:13px;margin:24px 0}.consent input{margin-top:3px}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:26px 0}.stat{background:white;border:1px solid var(--line);padding:20px;border-radius:12px}.stat strong{display:block;font-size:27px;color:var(--blue);line-height:1.4}.stat small{color:var(--muted)}.details{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:0}.details div{padding:10px 0;border-bottom:1px solid var(--line)}dt{color:var(--muted);font-size:12px}dd{margin:3px 0 0;overflow-wrap:anywhere}.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px}table{border-collapse:collapse;width:100%;font-size:13px;white-space:nowrap}th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}th{color:var(--muted);background:#f5f8fa;font-weight:600}tr:last-child td{border-bottom:0}.pill{display:inline-block;font-size:11px;border-radius:5px;padding:2px 7px;background:var(--soft);color:var(--blue)}.tools{display:flex;gap:12px;flex-wrap:wrap;align-items:end;margin:16px 0}.tools label{min-width:130px}.tools input,.tools select{max-width:240px}.tree-scroll{overflow:auto;border:1px solid var(--line);border-radius:12px;padding:22px;background:#f8fafc;max-height:620px}.tree-node{text-align:center;min-width:140px;display:flex;align-items:center;flex-direction:column}.node-card{padding:10px;border:1px solid #ccdce7;border-radius:9px;background:white;display:block;width:138px;white-space:normal;font-size:12px;color:var(--ink)}.node-card.mine{border:2px solid var(--blue);background:var(--soft)}.node-card strong{display:block;font-size:14px}.node-card small{display:block;color:var(--muted)}.branches{display:flex;padding-top:22px;gap:16px;border-top:1px solid #ccdce7;margin-top:16px}.empty-slot{min-width:140px;font-size:11px;color:var(--muted);padding-top:10px}.empty{padding:20px;color:var(--muted);text-align:center}#message{margin-bottom:20px;padding:14px 18px;border-radius:10px;background:var(--amber-bg);color:var(--amber);overflow-wrap:anywhere}.note-entry{display:flex;gap:14px;flex-wrap:wrap;align-items:end}.note-entry label{flex:1}.audit-item{border-bottom:1px solid var(--line);padding:14px 0;overflow-wrap:anywhere}.audit-item p{white-space:pre-wrap;margin:5px 0}.audit-item small{color:var(--muted)}.danger{background:#fff1ec;color:#8e4223;padding:12px;border-radius:8px}
@media(max-width:760px){.header{padding:16px 20px;gap:14px;flex-wrap:wrap}nav{gap:16px;font-size:13px;flex:1 1 100%;padding-top:10px;border-top:1px solid var(--line)}main{padding:28px 16px 48px}.hero{grid-template-columns:1fr;gap:24px}.hero h1{max-width:520px}.grid,.form-grid{grid-template-columns:1fr}.panel,.option-card{padding:22px}.stats{grid-template-columns:1fr 1fr;gap:10px}.stat{padding:15px}.stat strong{font-size:24px}.simulation-banner{justify-content:flex-start;gap:8px;font-size:11px}.details{gap:10px}.tools{gap:10px}.tools label{flex:1}.tools input,.tools select{max-width:none}.tree-scroll{padding:16px}.amount{font-size:30px}.login-wrap{margin:10px auto}.note-entry{display:grid;width:100%}}
@media(prefers-reduced-motion:no-preference){.primary,.secondary{transition:background .15s,border-color .15s}.primary:hover{background:#105f98}.secondary:hover{background:var(--soft)}}
.tree-scroll>.tree-node{width:max-content;min-width:100%}

.sms-phone{grid-column:1/-1}.sms-phone .sms-consent{margin:14px 0}.sms-code{max-width:180px}.sms-phone .actions{align-items:end}.sms-phone #sms-status{margin-top:12px;font-size:13px;overflow-wrap:anywhere}
@media(max-width:420px){.sms-phone .actions{display:grid;grid-template-columns:1fr}.sms-code{max-width:none}}