:root{--bg:#fbfaf6;--card:#fff;--ink:#1d2129;--soft:#4b5260;--line:#e3dfd3;--acc:#7a5500;--acc-bg:#fbf1d9;--warn:#8a1f11;--warn-bg:#fdecea}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--acc)}a:hover{text-decoration-thickness:2px}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
header.top{background:#fff;border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:4px 18px;min-height:60px;padding-top:8px;padding-bottom:8px}
.brand{font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;margin-right:auto}.brand span{color:var(--acc)}
nav a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:6px 4px;display:inline-block}nav a[aria-current]{color:var(--acc);font-weight:700}
nav .lang{border:1px solid var(--line);border-radius:6px;padding:4px 8px}
main{padding:22px 0 40px}
h1{font-size:1.85rem;line-height:1.2;margin:.2em 0 .4em;letter-spacing:-.01em}
h2{font-size:1.35rem;line-height:1.3;margin:1.6em 0 .5em}h3{font-size:1.1rem;margin:1.3em 0 .3em}
.lead{color:var(--soft);font-size:1.08rem;margin:0 0 18px}
.tool{display:grid;gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.pricebar{min-height:118px;display:flex;flex-direction:column;justify-content:center;gap:4px;background:var(--acc-bg);border:1px solid #ecd9a6;border-radius:14px;padding:14px 18px;margin-bottom:18px}
.pricebar .big{font-size:1.05rem}.pricebar .meta{font-size:.85rem;color:var(--soft)}
.warn{color:var(--warn);background:var(--warn-bg);border-radius:8px;padding:6px 10px;font-size:.92rem;display:block}
label{display:block;font-weight:600;font-size:.95rem;margin-bottom:4px}
input,select,button{font:inherit;font-size:1.05rem}
input,select{width:100%;min-height:50px;padding:8px 12px;border:2px solid #cfc9b8;border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus{outline:3px solid #e8c56a;border-color:var(--acc)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.row .full{grid-column:1/-1}
.scrap .row{grid-template-columns:1.1fr 1fr 1.3fr auto;align-items:end;border-bottom:1px solid var(--line);padding-bottom:12px}
.scrap .rowval{grid-column:1/-2;font-weight:700;min-height:1.6em;font-size:.95rem}
.delrow{min-height:50px;width:50px;border:1px solid #cfc9b8;background:#fff;border-radius:10px;cursor:pointer}
.btn,.addrow{min-height:50px;padding:0 18px;border:0;border-radius:10px;background:var(--acc);color:#fff;font-weight:700;cursor:pointer}
.addrow{background:#fff;color:var(--acc);border:2px solid var(--acc)}
.result{min-height:150px;border-radius:12px;background:#fffdf7;border:2px solid #ecd9a6;padding:14px 16px;margin-top:6px;display:flex;flex-direction:column;justify-content:center}
.result p{margin:0}.result .lbl{font-weight:700;color:var(--soft);font-size:.95rem}
.result .val{font-size:2.3rem;font-weight:800;line-height:1.15;color:var(--ink);font-variant-numeric:tabular-nums}
.result .sub{color:var(--soft);font-size:.9rem;margin-top:4px}.result .hint{color:var(--soft)}
.note{font-size:.95rem;border-left:4px solid var(--acc);padding:4px 0 4px 12px;margin:14px 0 0;color:var(--ink)}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);font-size:.98rem}
td:last-child,th:last-child{text-align:right}
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px 10px}
td[data-pg]{min-width:7ch}
.prose{max-width:720px}.prose li{margin:.3em 0}
.src{font-size:.88rem;color:var(--soft)}
.grid2{display:grid;gap:12px}.grid2 a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-decoration:none;font-weight:600}
footer{border-top:1px solid var(--line);background:#fff;padding:22px 0;font-size:.88rem;color:var(--soft)}
footer ul{list-style:none;padding:0;margin:0 0 12px;display:flex;flex-wrap:wrap;gap:4px 16px}footer a{color:var(--ink)}
@media(min-width:900px){h1{font-size:2.3rem}.tool{grid-template-columns:1.05fr .95fr;align-items:start}.grid2{grid-template-columns:1fr 1fr 1fr}}