:root{--bg:#f7f8fa;--fg:#14171f;--mut:#5b6472;--pri:#128c4a;--card:#fff;--line:#e3e6eb}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top .wrap{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;align-items:center;padding:10px 16px}
.logo{font-weight:800;color:var(--fg);text-decoration:none}nav a{margin-left:12px;color:var(--mut);text-decoration:none;font-size:14px}
h1{font-size:clamp(26px,6vw,40px);line-height:1.15;margin:28px 0 8px}h2{margin:36px 0 12px}
.muted{color:var(--mut)}.small{font-size:13px}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:8px}
input,select,button{font:inherit;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff}
.tablewrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:14px}th,td{padding:10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th[data-k]{cursor:pointer;white-space:nowrap}th[data-k]:after{content:" ↕";color:#aab}.num{text-align:right;white-space:nowrap}
td.inc{min-width:220px;color:var(--mut)}tr.unv td{background:#fffaf0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-top:36px}
.card h2{margin-top:0}.grid{display:grid;grid-template-columns:1fr;gap:10px}
.grid label{display:flex;flex-direction:column;font-size:14px;color:var(--mut);gap:4px}
@media(min-width:700px){.grid{grid-template-columns:1fr 1fr 1fr}.grid label:first-child{grid-column:1/-1}}
.result{margin-top:14px;padding:14px;border-radius:10px;background:#eef8f2}.result .big{font-size:28px;font-weight:800;color:var(--pri)}
.accent{background:#0f3d2a;color:#fff;border:0}.accent form{display:flex;flex-wrap:wrap;gap:8px}.accent input{flex:1;min-width:200px}
button,.btn{background:var(--pri);color:#fff;border:0;cursor:pointer;font-weight:600;border-radius:8px;padding:10px 16px;text-decoration:none;display:inline-block}
footer{padding:30px 16px}