:root{
  --bg:#f5f3ee; --card:#fff; --ink:#14201f; --muted:#51615f; --line:#e2ded3;
  --brand:#0f3d3e; --brand2:#165a5b; --gold:#f2b84b; --good:#0b6b3a; --bad:#a3361f; --badbg:#fdf0ec;
  --r:16px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
.wrap{max-width:720px;margin:0 auto;padding:0 16px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hero{background:linear-gradient(160deg,var(--brand),var(--brand2));color:#fff;padding:28px 0 56px}
.tag{display:inline-block;margin:0 0 14px;padding:6px 12px;border-radius:99px;background:rgba(242,184,75,.18);color:var(--gold);font-weight:600;font-size:13px}
h1{margin:0 0 10px;font-size:clamp(28px,8vw,40px);line-height:1.12;letter-spacing:-.02em;font-weight:800}
.sub{margin:0;color:#d6e6e4;font-size:17px}
main{margin-top:-32px;padding-bottom:8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 16px;margin-bottom:14px;box-shadow:0 1px 2px rgba(20,32,31,.04),0 8px 24px rgba(20,32,31,.05)}
h2{margin:0 0 12px;font-size:19px;letter-spacing:-.01em}
h3{margin:0 0 6px;font-size:16px;display:flex;align-items:center;gap:8px}
.field{margin-bottom:18px}.field:last-child{margin-bottom:0}
label,.label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.input-row{display:flex;align-items:center;border:1.5px solid #b9b4a6;border-radius:12px;background:#fff;padding:0 14px;min-height:52px}
.input-row:focus-within{border-color:var(--brand2);box-shadow:0 0 0 3px rgba(22,90,91,.2)}
.input-row input{flex:1;min-width:0;border:0;outline:0;background:transparent;font:inherit;font-size:20px;font-weight:700;color:var(--ink);padding:10px 0;width:100%}
.pre,.post{color:var(--muted);font-weight:600}.pre{margin-right:6px;font-size:20px}.post{margin-left:6px}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:8px}.pair .input-row{padding:0 10px}.pair .input-row input{font-size:18px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.chips button{flex:1 1 0;min-width:64px;min-height:44px;border:1.5px solid var(--line);background:#faf9f5;border-radius:99px;font:inherit;font-weight:600;font-size:14px;color:var(--ink);cursor:pointer}
.chips button[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:#fff}
.chips button:focus-visible,summary:focus-visible,.foot a:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.hint{margin:8px 0 0;color:var(--muted);font-size:14px}
.lbl{display:block;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.big{background:var(--brand);color:#fff;border-color:var(--brand)}
.big h2{color:#fff}.big .lbl{color:#a9c9c6}.big .hint{color:#c3dad8}
.emi-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.num{display:block;font-size:clamp(26px,8vw,36px);font-weight:800;letter-spacing:-.02em;line-height:1.15;word-break:break-word}
.num.sm{font-size:clamp(21px,6vw,26px)}
.num.good{color:var(--good)}
.extra{margin:16px 0 0;padding-top:14px;border-top:1px solid rgba(255,255,255,.2);font-size:17px}
.extra strong{color:var(--gold);font-size:24px;margin-left:6px}
.opt{padding:14px 0;border-bottom:1px solid var(--line)}
.opt p{margin:4px 0}
.badge{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;background:var(--brand);color:#fff;font-size:14px}
.total{margin-top:8px!important}
.total strong{font-size:20px}.total small{color:var(--muted);font-size:14px}
.gap{margin-top:16px;padding:16px;border-radius:12px;background:#fff6e0;border:1.5px solid var(--gold)}
.gap strong{display:block;font-size:clamp(20px,6vw,26px);line-height:1.2;margin-top:2px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:14px}.stats .wide{grid-column:1/-1}
.warn{margin:0 0 14px;padding:12px 14px;border-radius:12px;background:var(--badbg);color:var(--bad);border:1px solid #efc3b8;font-weight:500}
.warn.inline{margin-top:10px}
details summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:44px}
details summary::-webkit-details-marker{display:none}
details summary h2{margin:0}
details summary::after{content:"+";font-size:26px;font-weight:600;color:var(--brand2)}
details[open] summary::after{content:"\2212"}
.table-wrap{overflow-x:auto;margin-top:10px}
table{width:100%;border-collapse:collapse;font-size:14px;font-variant-numeric:tabular-nums}
th,td{padding:9px 6px;text-align:right;border-bottom:1px solid var(--line);white-space:nowrap}
th:first-child,td:first-child{text-align:left}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}
.fine{color:var(--muted);font-size:13px;margin:18px 2px 8px}
.foot{padding:12px 16px 36px;text-align:center}
.foot a{color:var(--brand2);font-weight:600}
[hidden]{display:none!important}
@media (max-width:520px){.two{grid-template-columns:1fr;gap:0}.two .field{margin-bottom:18px}}
@media (min-width:768px){
  .hero{padding:48px 0 72px}.card{padding:28px}.wrap{padding:0 24px}
  .stats{grid-template-columns:repeat(3,1fr)}.stats .wide{grid-column:auto}
}