:root{--ink:#0e1726;--ink-2:#3d4757;--muted:#6b7482;--line:#e4e7ec;--soft:#f6f7f9;--ok:#16603b;--ok-bg:#eaf5ee;--bad:#b42318;--bad-bg:#fdf0ef;--warn:#8a5a00;--warn-bg:#fdf6e6;--sans:Inter,"IBM Plex Sans",ui-sans-serif,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace}
*{box-sizing:border-box}body{margin:0;font:17px/1.7 var(--sans);color:var(--ink);background:#fff}
a{color:inherit;text-underline-offset:3px}a:hover{color:var(--ok)}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}.narrow{max-width:740px}
header.top{border-bottom:1px solid var(--line)}header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:650;text-decoration:none}.brand span{color:var(--muted);font-weight:400}
nav a{margin-left:22px;text-decoration:none;color:var(--ink-2);font-size:15px}
.crumbs{font-size:14px;color:var(--muted);margin:28px 0 10px}.crumbs a{color:var(--muted)}
h1{font-size:clamp(1.9rem,3.6vw,2.6rem);line-height:1.15;letter-spacing:-.022em;margin:0 0 12px}
h2{font-size:1.45rem;letter-spacing:-.015em;margin:42px 0 12px;line-height:1.25}h3{font-size:1.1rem;margin:28px 0 8px}
.meta{color:var(--muted);font-size:14px;margin-bottom:26px}
.lead{font-size:1.15rem;color:var(--ink-2)}
article p,article li{color:#1d2635}article li{margin:6px 0}
code{font-family:var(--mono);font-size:.86em;background:var(--soft);padding:2px 5px;border-radius:4px;word-break:break-all}
table{border-collapse:collapse;width:100%;margin:16px 0;font-size:15px}th,td{border:1px solid var(--line);padding:9px 11px;text-align:left;vertical-align:top}th{background:var(--soft)}
.note{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:36px}
.cta{border:1px solid var(--line);border-radius:14px;padding:22px 24px;margin:40px 0;background:var(--ok-bg)}.cta b{display:block;font-size:1.1rem;margin-bottom:6px}
.btn{display:inline-block;font:inherit;font-weight:560;font-size:15px;padding:10px 17px;border-radius:8px;border:1px solid var(--ink);background:var(--ink);color:#fff;cursor:pointer;text-decoration:none;margin-top:12px}.btn:hover{background:#000;color:#fff}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}.faq summary{cursor:pointer;font-weight:600}.faq p{margin:8px 0 0}
.related{margin:36px 0}.related a{display:block;margin:6px 0}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin:30px 0 60px}
.card{border:1px solid var(--line);border-radius:12px;padding:20px;text-decoration:none;display:block}.card:hover{border-color:var(--ink);color:inherit}.card h3{margin:0 0 8px}.card p{color:var(--ink-2);font-size:15px;margin:0}
footer{border-top:1px solid var(--line);margin-top:60px;padding:28px 0;color:var(--muted);font-size:14px}footer a{margin-right:16px}
label{display:block;font-size:14px;font-weight:600;margin:16px 0 6px}
input,select,textarea{width:100%;font:inherit;font-size:15px;padding:10px 12px;border:1px solid #cfd4dc;border-radius:8px}textarea{font-family:var(--mono);min-height:90px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:640px){.grid2{grid-template-columns:1fr}nav a{margin-left:12px}}
.out{background:var(--soft);border:1px solid var(--line);border-radius:10px;padding:16px;margin-top:18px;font-family:var(--mono);font-size:14px;white-space:pre-wrap;word-break:break-all}
.err{color:var(--bad);font-size:14px;margin-top:8px}.okc{color:var(--ok)}.warnc{color:var(--warn)}
.badge{display:inline-block;padding:2px 9px;border-radius:99px;font-size:13px;font-weight:600}.b-ok{background:var(--ok-bg);color:var(--ok)}.b-bad{background:var(--bad-bg);color:var(--bad)}.b-warn{background:var(--warn-bg);color:var(--warn)}
.tool{border:1px solid var(--line);border-radius:14px;padding:24px;margin:24px 0;box-shadow:0 12px 32px -14px rgba(16,24,40,.15)}

.navb,.navt{display:none}
@media (max-width:900px){header.top .wrap{flex-wrap:wrap;height:auto;min-height:60px}
 .navb{display:flex;align-items:center;justify-content:center;width:44px;height:44px;margin-right:-10px;cursor:pointer;border-radius:8px}
 .navb span,.navb span::before,.navb span::after{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:transform .15s}
 .navb span::before,.navb span::after{content:"";position:absolute;left:0}.navb span::before{top:-7px}.navb span::after{top:7px}
 .navt:checked+.navb span{background:transparent}.navt:checked+.navb span::before{top:0;transform:rotate(45deg)}.navt:checked+.navb span::after{top:0;transform:rotate(-45deg)}
 .navt~nav{display:none;flex-basis:100%;flex-direction:column;padding:0 0 10px}.navt:checked~nav{display:flex}
 .navt~nav a{margin:0!important;padding:12px 2px;font-size:16px;border-top:1px solid var(--line)}
 header.top nav a.keep{display:block}}
@media (max-width:640px){.wrap{padding:0 18px}html,body{overflow-x:clip}
 table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}table.t td:first-child{white-space:normal}
 .btn{min-height:44px;padding-top:11px;padding-bottom:11px}.ctas .btn{width:100%;text-align:center}footer a{display:inline-block;padding:6px 0}}