:root{color:#162433;font-synthesis:none;--blue:#164fa8;--ink:#162433;--muted:#536170;--line:#c7d0d9;--surface:#edf2f6;--red:#ad2525;--green:#116149;background:#fff;font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Malgun Gothic,sans-serif;font-size:16px;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,a,summary{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #b26d00}button{border-radius:8px}p,h1,h2{margin:0}input{min-width:0}button{min-height:44px}button:disabled{opacity:.48}button:active:not(:disabled){filter:brightness(.9)}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}[hidden]{display:none!important}.primary,.secondary,.danger{border:0;justify-content:center;align-items:center;width:100%;min-height:56px;font-size:20px;font-weight:700;display:flex}.primary{background:var(--blue);color:#fff}.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--line)}.danger{background:var(--red);color:#fff}.text-button{color:var(--muted);background:0 0;border:0;padding:6px 12px;font-weight:600}.error{color:var(--red);font-size:14px;line-height:1.5}.success{color:var(--green)}.muted{color:var(--muted);font-size:15px;line-height:1.6}.unit{color:var(--muted);margin-left:6px;font-size:14px;font-weight:500}.app-header{min-height:72px;padding:9px 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a[aria-current=page]{background:var(--blue);color:#fff}.input-main{max-width:480px;height:calc(100svh - 72px - env(safe-area-inset-top));min-height:488px;max-height:760px;margin:auto;padding:18px 16px 8px}.entry-form{flex-direction:column;height:100%;display:flex}.entry-fields{flex-shrink:0;grid-template-columns:minmax(132px,.9fr) minmax(0,1.4fr);align-items:start;gap:10px;display:grid}.field{border:2px solid var(--line);background:#fff;border-radius:8px;min-height:105px;padding:11px 11px 8px;position:relative}.field-active{border:3px solid var(--blue);background:#f1f6ff;padding:10px 10px 7px}.field label{white-space:nowrap;font-size:14px;font-weight:700;line-height:20px;display:block}.field-active label{color:var(--blue)}.digits{font-variant-numeric:tabular-nums;width:100%;height:52px;color:var(--ink);letter-spacing:-.03em;text-overflow:clip;background:0 0;border:0;border-radius:0;padding:4px 0 0;font-size:38px;font-weight:750;line-height:1.2}.digits::placeholder{color:#6a7886;opacity:1;letter-spacing:-.04em;font-size:27px;font-weight:500}.digits.digits-medium{font-size:24px}.digits.digits-long{font-size:clamp(16px,4.4vw,21px)}.digits:focus{outline:none}.field[data-replace-all=true] .digits{background:#dbe9ff;border-radius:4px}.field:focus-within{box-shadow:0 0 0 2px #b26d00}.field-error{border-color:var(--red)}.field-message{color:var(--red);overflow-wrap:anywhere;margin-top:2px;font-size:14px;line-height:1.4}.keypad{flex:1;grid-template-rows:repeat(4,minmax(48px,1fr));grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;min-height:216px;max-height:376px;margin-top:16px;display:grid}.key{font-variant-numeric:tabular-nums;background:var(--surface);color:var(--ink);border:1px solid #dbe2e8;border-radius:8px;min-height:48px;font-size:34px;font-weight:650;line-height:1}.key-function{color:var(--muted);font-size:29px}.key-function:first-of-type{font-size:16px}.key[aria-label=다음\ 입력칸]{font-size:16px;font-weight:600;line-height:1.2}.key[aria-label=다음\ 입력칸] span span{margin-top:4px;font-size:22px;display:block}.register-area{flex-shrink:0;margin-top:20px}.register{min-height:60px;font-size:23px}.entry-feedback{text-align:center;overflow-wrap:anywhere;min-height:42px;padding-top:7px;font-size:14px;line-height:1.5}.viewer-main{max-width:300px;padding:4px 8px 24px;padding-top:calc(4px + env(safe-area-inset-top));margin:0 auto}.viewer-toolbar{align-items:center;gap:4px;min-height:44px;margin-bottom:6px;display:flex}.viewer-heading{gap:2px;display:grid}.floating-message{margin:4px 0 10px;line-height:1.5}.viewer-toolbar h1{letter-spacing:-.04em;white-space:nowrap;font-size:17px;font-weight:750}.viewer-toolbar h1 span{font-variant-numeric:tabular-nums;color:var(--muted);margin-left:3px;font-size:13px}.viewer-toolbar .connection{white-space:nowrap;gap:4px;font-size:12px}.viewer-toolbar nav{align-items:center;margin-left:auto;display:flex}.viewer-toolbar 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