:root{--ink:#12232e;--muted:#5a6b74;--line:#e3e8eb;--accent:#0f766e;--accent2:#0b5b54;--up:#b42318;--down:#067647;--bg:#f4f6f7;--warn:#fbf7ec;--warnline:#efe4c4;--soft:#f4f9f8}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-text-size-adjust:100%}
a{color:var(--accent)}a:hover{color:var(--accent2)}
.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.nav .in{max-width:900px;margin:0 auto;padding:0 20px;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:10px 18px;flex-wrap:wrap}
.logo{font-weight:800;letter-spacing:-.02em;font-size:19px;color:var(--ink);text-decoration:none}.logo span{color:var(--accent)}
.nav .links{display:flex;gap:6px 16px;align-items:center;flex-wrap:wrap;font-size:14.5px}
.nav .links a{color:var(--ink);text-decoration:none;font-weight:600}.nav .links a:hover{color:var(--accent)}
.nav .links a.cta{background:var(--accent);color:#fff;padding:7px 13px;border-radius:8px}
main{max-width:900px;margin:0 auto;padding:26px 20px 56px;background:#fff}
.crumbs{font-size:13.5px;color:var(--muted);margin:0 0 14px}.crumbs a{color:var(--muted)}
.kicker{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 10px}
h1{font-size:33px;line-height:1.15;letter-spacing:-.02em;margin:0 0 10px}
.dek{font-size:19px;color:var(--muted);margin:0 0 8px}
.meta{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:16px;margin:0 0 24px}
h2{font-size:23px;letter-spacing:-.01em;margin:34px 0 8px;line-height:1.25}
h3{font-size:18px;margin:22px 0 6px}
p,li{max-width:74ch}
.tablewrap{overflow-x:auto;margin:14px 0;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:15.5px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);background:#fbfdfd;white-space:nowrap}
tr:last-child td{border-bottom:none}
td.num,th.num{text-align:right;white-space:nowrap}
.up{color:var(--up);font-weight:700}.old{color:var(--muted);text-decoration:line-through}.new{font-weight:700}
.tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;border-radius:20px;padding:2px 8px;background:#e6f4f1;color:var(--accent2);white-space:nowrap}
.tag.soft{background:#eef1f3;color:#4a5a63}
.callout{background:var(--warn);border:1px solid var(--warnline);border-radius:10px;padding:14px 18px;margin:22px 0;font-size:16px}
.note{font-size:15px;color:var(--muted)}
.chartbox{margin:16px 0;border:1px solid var(--line);border-radius:10px;padding:10px 6px 4px;background:#fff}
.chart{width:100%;height:auto;display:block}
.chart .grid{stroke:#e3e8eb;stroke-width:1}.chart .tick{stroke:#9aa7ae}
.chart .ax{font:12px -apple-system,Segoe UI,Roboto,Arial,sans-serif;fill:#5a6b74}
.chart .lbl{font:600 12.5px -apple-system,Segoe UI,Roboto,Arial,sans-serif}
.chartcap{font-size:13.5px;color:var(--muted);margin:2px 10px 8px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin:18px 0}
.card{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff}
.card h3{margin:0 0 4px;font-size:17px}.card p{margin:4px 0;font-size:14.5px;color:var(--muted)}
.card a.more{font-weight:700;font-size:14.5px;text-decoration:none}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:18px 0}
.stat{background:var(--soft);border:1px solid #d5ebe7;border-radius:12px;padding:12px 14px}
.stat b{display:block;font-size:26px;letter-spacing:-.02em;line-height:1.1}.stat span{font-size:13.5px;color:var(--muted)}
.faq h3{margin-top:18px}
.related{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin-top:30px}
.related a{display:block;padding:3px 0;font-weight:600}
.cta{background:linear-gradient(160deg,#0f766e,#0b5b54);color:#fff;border-radius:12px;padding:22px 24px;margin:32px 0 0}
.cta h2{color:#fff;margin:0 0 8px}.cta p{color:#d5f5f0;margin:0 0 12px}
.cta a{background:#fff;color:var(--accent2);text-decoration:none;padding:10px 18px;border-radius:9px;font-weight:700;display:inline-block}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:12px 0}
.filters label{font-size:13.5px;color:var(--muted);display:flex;flex-direction:column;gap:3px}
.filters select,.calc input{font:inherit;font-size:15px;padding:7px 9px;border:1px solid #c9d2d7;border-radius:8px;background:#fff;color:var(--ink)}
.calc input{width:120px}
.calc .tabs{display:flex;gap:8px;margin:10px 0}
.calc .tabs button{font:inherit;font-size:14.5px;font-weight:600;padding:8px 12px;border-radius:8px;border:1px solid #c9d2d7;background:#fff;cursor:pointer}
.calc .tabs button[aria-pressed=true]{background:var(--accent);color:#fff;border-color:var(--accent)}
.calc .total{font-size:20px;font-weight:800;margin:12px 0}
footer{max-width:900px;margin:0 auto;padding:22px 20px 40px;font-size:13.5px;color:var(--muted)}
footer a{color:var(--muted)}
@media (max-width:560px){h1{font-size:27px}main{padding:20px 14px 44px}.nav .in{padding:8px 14px}.chartbox{overflow-x:auto}.chart{min-width:600px}}
@media (max-width:640px){
#calc-root .tablewrap{overflow:visible;border:0;margin:8px 0}
#calc-root table,#calc-root tbody,#calc-root tr,#calc-root td{display:block;width:100%}
#calc-root thead{display:none}
#calc-root tr{border:1px solid var(--line);border-radius:10px;margin:0 0 12px;padding:8px 12px;background:#fff}
#calc-root td{border:0;padding:3px 0;text-align:left;white-space:normal}
#calc-root td.num{text-align:left;white-space:normal}
#calc-root td[data-label]::before{content:attr(data-label) ": ";color:var(--muted);font-size:13.5px}
#calc-root td[data-out]{font-weight:800}
}
pre.tpl{white-space:pre-wrap;word-wrap:break-word;background:var(--soft,#f4f6f6);border:1px solid #d9e0df;border-radius:10px;padding:16px 18px;font:15px/1.55 ui-monospace,Consolas,monospace;overflow-x:auto}