:root{
  --ink:#10141c; --ink2:#28303e; --muted:#5b6573; --muted2:#94a0b0;
  --line:#e4e8ee; --line2:#eef1f6; --bg:#f4f6f9; --card:#ffffff;
  --accent:#3538cd; --accent-d:#262a9e; --accent-soft:#eceefe;
  --pos:#0f766e; --neg:#b42318; --warn:#a15c07; --warn-soft:#fdf3e3;
  --num:"SF Mono",ui-monospace,"JetBrains Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);line-height:1.5;
  font-family:-apple-system,BlinkMacSystemFont,"Pretendard","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  -webkit-font-smoothing:antialiased}
.wrap{max-width:1200px;margin:0 auto;padding:26px 16px 90px}
/* header */
header.top{margin-bottom:18px}
.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--accent);font-weight:800;text-transform:uppercase}
h1{margin:4px 0 2px;font-size:23px;letter-spacing:-.02em}
h1 a{color:var(--ink2);text-decoration:underline;text-underline-offset:3px}
.sub{color:var(--muted);font-size:12.5px}
/* block tabs */
.blocktabs{display:flex;gap:6px;margin:16px 0 18px;background:var(--card);
  border:1px solid var(--line);border-radius:12px;padding:5px;width:max-content;max-width:100%}
.blocktabs button{font:inherit;font-weight:700;font-size:14px;border:0;cursor:pointer;
  padding:9px 22px;border-radius:8px;background:transparent;color:var(--muted);letter-spacing:-.01em}
.blocktabs button .meta{display:block;font-size:10.5px;font-weight:600;color:var(--muted2);letter-spacing:0}
.blocktabs button.on{background:var(--ink);color:#fff}
.blocktabs button.on .meta{color:#aab4c4}
.grid{display:grid;grid-template-columns:1.12fr 1fr;gap:18px;align-items:start}
@media(max-width:900px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.card+.card{margin-top:16px}
.card h2{margin:0 0 2px;font-size:14.5px;letter-spacing:-.01em;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card h2 .tag{font-size:10.5px;font-weight:700;color:var(--accent);background:var(--accent-soft);padding:2px 8px;border-radius:99px}
.hint{color:var(--muted2);font-size:11.5px;margin:2px 0 14px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:6px}
.field label{display:block;font-size:11.5px;color:var(--muted);margin-bottom:5px;font-weight:600}
select,input[type=number]{width:100%;font:inherit;font-size:13px;padding:7px 7px;border:1px solid var(--line);
  border-radius:9px;background:#fff;color:var(--ink)}
select:focus,input:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}
/* toggle row */
.switchrow{display:flex;align-items:center;gap:10px;padding:11px 0;border-top:1px solid var(--line2)}
.switchrow:first-child{border-top:0}
.switchrow .nm{flex:1;font-size:13.5px}
.switchrow .nm small{display:block;color:var(--muted2);font-size:11px;margin-top:1px}
.switchrow .pr{font-family:var(--num);font-size:12.5px;color:var(--muted)}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);cursor:pointer;flex:none}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;flex:none}
.seg button{font:inherit;font-size:12px;font-weight:600;border:0;background:#fff;color:var(--muted);
  padding:6px 8px;cursor:pointer;border-left:1px solid var(--line)}
.seg button:first-child{border-left:0}
.seg button.on{background:var(--accent);color:#fff}
.seg button:disabled{color:var(--muted2);background:var(--line2);cursor:not-allowed}
.optblock{margin-top:14px}
.optblock>.lbl{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted2);margin:14px 0 2px}
.gate{background:var(--warn-soft);border:1px solid #f0dcb8;color:var(--warn);font-size:12px;
  padding:9px 11px;border-radius:9px;margin:10px 0}
.disabled-area{opacity:.4;pointer-events:none}
/* summary */
.sum{position:sticky;top:16px}
.pilltabs{display:flex;gap:5px;background:var(--bg);border-radius:9px;padding:4px;margin-bottom:14px}
.pilltabs button{flex:1;font:inherit;font-weight:700;font-size:13px;border:0;cursor:pointer;
  padding:8px;border-radius:7px;background:transparent;color:var(--muted)}
.pilltabs button.on{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(16,20,28,.08)}
.hero{padding:6px 0 14px;border-bottom:1px solid var(--line2);margin-bottom:12px}
.hero .k{font-size:11.5px;color:var(--muted);font-weight:600}
.hero .v{font-family:var(--num);font-size:27px;font-weight:700;letter-spacing:-.02em;margin-top:3px;line-height:1.1}
.hero .v small{font-size:14px;color:var(--muted)}
.hero .raw{font-family:var(--num);font-size:12px;color:var(--muted2);margin-top:3px}
.lines{font-size:13px}
.lines .l{display:flex;justify-content:space-between;align-items:baseline;padding:6px 0;gap:12px}
.lines .l .n{color:var(--ink2)}
.lines .l .n small{color:var(--muted2);font-size:11px;margin-left:5px}
.lines .l .a{font-family:var(--num);font-size:13px;white-space:nowrap}
.lines .sep{border-top:1px dashed var(--line);margin:5px 0}
.lines .total{border-top:2px solid var(--ink);margin-top:6px;padding-top:9px;font-weight:700}
.lines .total .a{font-size:15px}
.neg .a{color:var(--neg)}
.muted-line .n,.muted-line .a{color:var(--muted2)}
.note{font-size:11px;color:var(--muted2);margin-top:12px;line-height:1.45}
.loanparams{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:4px 0 14px}
.loanparams .field label{font-size:11px}
.suffix{position:relative}
.suffix span{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--muted2);font-family:var(--num)}
.suffix input{padding-right:26px}
.foot{margin-top:18px;font-size:11px;color:var(--muted2);line-height:1.5}
.foot b{color:var(--muted)}

.adrow{text-align: center;}