:root{--ink:#1c2321;--muted:#5b6662;--line:#dfe5e2;--bg:#fff;--soft:#f4f7f5;--brand:#14532d;--brand2:#166534;--up:#9a3412;--down:#166534;--warn:#fff7ed;--warnline:#fdba74}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand2)}
.wrap{max-width:980px;margin:0 auto;padding:0 16px}
.top{border-bottom:1px solid var(--line);background:#fff}
.top-in{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;padding:10px 16px}
.logo{font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}
.logo-mark{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:7px;background:var(--brand);color:#fff;font-size:.95rem}
.nav{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:.93rem}
.nav a{text-decoration:none;color:var(--muted)}
.nav a:hover{color:var(--brand2)}
main{padding-bottom:40px}
.crumbs{font-size:.85rem;color:var(--muted);margin:14px 0 0}
.crumbs a{color:var(--muted)}
h1{font-size:1.75rem;line-height:1.2;margin:14px 0 8px}
h2{font-size:1.25rem;margin:30px 0 8px}
h3{font-size:1.05rem;margin:20px 0 6px}
.lead{font-size:1.07rem;color:#333;margin:0 0 14px}
.muted,.src{color:var(--muted);font-size:.86rem}
.src{margin:6px 0 0}
.tbl{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;margin:8px 0}
.tbl th,.tbl td{padding:7px 8px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.tbl th:first-child,.tbl td:first-child{text-align:left;white-space:normal}
.tbl thead th{font-size:.82rem;color:var(--muted);font-weight:600;background:var(--soft)}
.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.up{color:var(--up)}.down{color:var(--down)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px;margin:14px 0}
.kpi{border:1px solid var(--line);border-radius:10px;padding:12px;background:var(--soft)}
.kpi b{display:block;font-size:1.45rem;font-variant-numeric:tabular-nums}
.kpi span{font-size:.85rem;color:var(--muted)}
.note{border:1px solid var(--warnline);background:var(--warn);border-radius:10px;padding:12px 14px;margin:14px 0;font-size:.95rem}
.box{border:1px solid var(--line);border-radius:10px;padding:14px;margin:14px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:4px 16px;padding:0;list-style:none}
.grid a{text-decoration:none}
.ad{min-height:280px;margin:22px 0;background:repeating-linear-gradient(45deg,#fafafa,#fafafa 10px,#f3f3f3 10px,#f3f3f3 20px);border-radius:8px}
.ad::before{content:"Advertisement";display:block;font-size:.7rem;color:#aaa;text-align:center;padding-top:4px}
form.calc{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));align-items:end}
label{display:grid;gap:4px;font-size:.9rem;font-weight:600}
input,select,button{font:inherit;padding:9px 10px;border:1px solid #b9c4bf;border-radius:8px;background:#fff;min-width:0;width:100%}
button{background:var(--brand);color:#fff;border-color:var(--brand);font-weight:700;cursor:pointer}
.result{margin:16px 0;padding:16px;border-radius:10px;background:var(--soft);border:1px solid var(--line)}
.result .big{font-size:1.8rem;font-weight:800;font-variant-numeric:tabular-nums}
.foot{border-top:1px solid var(--line);background:var(--soft);font-size:.86rem;color:var(--muted);padding:12px 0}
details summary{cursor:pointer;font-weight:600}
code{background:var(--soft);padding:1px 4px;border-radius:4px;font-size:.9em}
@media (max-width:600px){h1{font-size:1.45rem}.tbl th,.tbl td{padding:6px 5px;font-size:.92rem}.ad{min-height:250px}}
mark.todo{background:#fde68a;color:#7c2d12;padding:0 3px;border-radius:3px;font-weight:600}
.notice{margin:12px 0 0;padding:8px 12px;border-radius:8px;background:#ecfdf5;border:1px solid #a7f3d0;font-size:.93rem}