*{box-sizing:border-box}:root{--p:#F4F2EE;--i:#1C2B4A;--t:#C1602E;--a:#DA8F0E;--l:#C9CED8;--m:#5B6578}
html{scroll-behavior:smooth}body{margin:0;background:var(--p);color:var(--i);font:17px/1.6 'IBM Plex Sans',system-ui,sans-serif}a{color:inherit;text-underline-offset:3px}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--a);outline-offset:2px}
.m{font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--m)}.k{color:var(--t)}h1,h2,h3{margin:0 0 10px;line-height:1.12;letter-spacing:-.02em}h1{font-size:clamp(28px,4.4vw,46px);font-weight:600}h2{font-size:clamp(23px,3vw,32px);font-weight:600;margin-top:40px}h3{font-size:19px}p{margin:0 0 14px}
header{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 24px;background:rgba(244,242,238,.96);border-bottom:1px solid var(--l)}header a{text-decoration:none}.bn img{height:28px;width:auto;display:block}
.btn{display:inline-block;background:var(--t);color:#fff;padding:12px 22px;text-decoration:none;font:600 16px 'IBM Plex Sans',sans-serif;border:0;cursor:pointer;min-height:44px}.btn.o{background:none;color:var(--i);border:1.5px solid var(--i)}.btn.d{background:var(--i)}
.mb{display:none;background:none;border:1.5px solid var(--i);padding:8px 14px;color:var(--i);cursor:pointer;min-height:42px}nav#mn{display:flex;gap:18px;align-items:center}nav#mn a:not(.btn){text-decoration:none}
@media(max-width:760px){header{padding:8px 14px}.mb{display:block}nav#mn{display:none;flex-direction:column;align-items:stretch;gap:0;width:100%;order:3;padding-top:6px}header.open nav#mn{display:flex}nav#mn a{padding:15px 4px;border-top:1px solid var(--l);font-size:14px}nav#mn a.btn{margin:8px 0;text-align:center}}
main{padding-top:72px}.w{max-width:1040px;margin:0 auto;padding:0 24px}.art{max-width:760px;margin:0 auto;padding:0 24px 40px}.crumb{padding:18px 0 6px}.crumb a{text-decoration:none;color:var(--m)}.crumb a:hover{text-decoration:underline}
.hero-img{width:100%;height:auto;display:block;border:1.5px solid var(--i);margin:14px 0 22px}.meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin:6px 0 14px}.dek{font-size:20px;line-height:1.45;color:#34415E;margin-bottom:18px}
.short{border:1.5px solid var(--i);border-left:8px solid var(--t);background:#FBFAF7;padding:16px 20px;margin:18px 0 8px}.short .m{display:block;margin-bottom:6px}.short p{margin:0}
.art ul,.art ol{padding-left:22px;margin:0 0 16px}.art li{margin-bottom:6px}.art table{width:100%;border-collapse:collapse;margin:16px 0;font-size:15.5px;display:block;overflow-x:auto}.art th,.art td{padding:10px 12px;border:1px solid var(--l);text-align:left;vertical-align:top}.art th{background:#E9ECF2;font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.06em;text-transform:uppercase}
.take{border-top:1.5px solid var(--i);margin-top:36px;padding-top:6px}.take li{margin-bottom:8px}details{border-top:1.5px solid var(--i);padding:13px 0}details:last-of-type{border-bottom:1.5px solid var(--i)}summary{font-weight:600;font-size:18px;cursor:pointer}details p{margin:10px 0 0}
.cta{background:var(--i);color:#fff;padding:22px 24px;margin:34px 0}.cta .m{color:#C9CED8}.cta h3{color:#fff;font-size:22px}.cta p{margin:0 0 14px}.cta .btn{background:var(--t)}.cta .btn.o{background:none;color:#fff;border-color:#fff}
.rel{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:16px 0 30px}.card{border:1.5px solid var(--i);background:#FBFAF7;text-decoration:none;display:flex;flex-direction:column}.card img{display:block;width:100%;height:auto;border-bottom:1.5px solid var(--i)}.card div{padding:14px 16px 16px}.card h3{font-size:18px;margin:4px 0 6px}.card p{font-size:15px;margin:0;color:var(--m)}.card:hover{background:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:22px;margin:24px 0 40px}.pagehead{padding:34px 0 10px}.pagehead p{font-size:20px;max-width:60ch;color:#34415E}
.fw{border-top:1.5px solid var(--i);margin-top:40px}footer{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:22px;max-width:1040px;margin:0 auto;padding:34px 24px}footer .m{display:block;margin-bottom:8px}footer a{display:block;padding:5px 0;text-decoration:none}footer a:hover{text-decoration:underline}footer small{display:block;font-size:13px;color:var(--m);line-height:1.5}.fb{border-top:1px solid var(--l);padding:14px 24px;font-size:13px;color:var(--m);text-align:center}
/* tools */
.tool{border:1.5px solid var(--i);background:#FBFAF7;padding:20px;margin:18px 0}.tool label{font:500 12px 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--m);display:grid;gap:6px;margin:0 0 14px}.tool input,.tool select,.tool textarea{width:100%;font:16px 'IBM Plex Sans',sans-serif;padding:11px;border:1.5px solid var(--i);background:#fff;color:var(--i);border-radius:0;min-height:46px}.tool .two{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.tool .three{display:grid;grid-template-columns:repeat(3,1fr);gap:0 16px}@media(max-width:620px){.tool .two,.tool .three{grid-template-columns:1fr}}
.q{border-top:1.5px solid var(--i);padding:14px 0}.q p{margin:0 0 10px;font-weight:600}.opts{display:flex;flex-wrap:wrap;gap:8px}.opts label{display:inline-flex;margin:0;font:600 15px 'IBM Plex Sans',sans-serif;letter-spacing:0;text-transform:none;color:var(--i);align-items:center;gap:8px;border:1.5px solid var(--i);padding:10px 14px;min-height:46px;cursor:pointer;background:#fff}.opts input{width:auto;min-height:0;accent-color:var(--t)}.opts label:has(input:checked){background:var(--i);color:#fff}
.bars{display:grid;gap:10px;margin:16px 0}.bar{display:grid;grid-template-columns:150px 1fr 48px;gap:10px;align-items:center;font-size:15px}.bar i{display:block;height:16px;background:#E1E5EE;border:1px solid var(--i);position:relative}.bar i b{position:absolute;inset:0 auto 0 0;background:var(--t)}@media(max-width:520px){.bar{grid-template-columns:100px 1fr 40px;font-size:13.5px}}
.res{border:1.5px solid var(--i);border-left:8px solid var(--t);background:#fff;padding:18px 20px;margin:18px 0}.res h3{font-size:24px}.out{font:14px/1.5 'IBM Plex Mono',monospace;background:#1C2B4A;color:#E7E9F0;padding:14px;overflow:auto;max-height:260px;white-space:pre;margin:8px 0 14px}.row{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0}.note{font-size:14.5px;color:var(--m)}
.ok{color:#2F7A3E;font-weight:600}.bad{color:var(--t);font-weight:600}svg text{font-family:'IBM Plex Mono',monospace}