:root{--bg:#F5F4F9;--paper:#fff;--line:#DDDCE6;--ink:#202331;--soft:#686A78;--navy:#101827;--purple:#7563D6;--purple-dark:#5D4CC2;--tint:#F0EDFF;--teal:#2EC5B6;--ok:#def8f2;--okc:#0f6b5b;--bad:#ffe8e8;--badc:#8f1d1d;--warn:#fff5dc;--warnc:#855400}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--purple-dark)}
h1{font-size:22px;margin:0 0 6px}h2{font-size:17px;margin:22px 0 10px}h3{font-size:15px;margin:16px 0 8px}
.bh-top{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:14px;padding:12px 18px;background:linear-gradient(135deg,#101827,#23205a);color:#fff}
.bh-top .bh-logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;white-space:nowrap}.bh-top .bh-logo img{border-radius:8px}
.bh-top .bh-logo b{background:linear-gradient(90deg,#a99cf5,#2ec5b6);-webkit-background-clip:text;background-clip:text;color:transparent}
.bh-nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}.bh-nav a{color:#d9d6f2;text-decoration:none;padding:7px 10px;border-radius:8px;font-size:14px;font-weight:600}.bh-nav a.on,.bh-nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.bh-user{font-size:13px;color:#cfcbe8;white-space:nowrap}.bh-user a{color:#fff;margin-left:8px}
.bh-wrap{max-width:1080px;margin:22px auto;padding:0 16px}
.bh-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:16px;box-shadow:0 4px 18px rgba(16,24,39,.04)}
.bh-plain{padding:16px}.bh-narrow{max-width:640px;margin:6vh auto}.bh-install{max-width:760px;margin:4vh auto}
.bh-brandrow{display:flex;gap:14px;align-items:center;margin-bottom:10px}.bh-brandrow img{border-radius:12px}
.bh-muted{color:var(--soft);font-size:13.5px}
.bh-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}.bh-span2{grid-column:1/-1}
.bh-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}.bh-stat{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px}.bh-stat b{display:block;font-size:26px;margin-top:4px}
label{display:block;font-size:13px;font-weight:700;color:var(--soft)}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=url],input:not([type]),select,textarea{display:block;width:100%;margin-top:5px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:15px Inter,-apple-system,sans-serif;color:var(--ink);background:#fff}
input:focus,select:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(117,99,214,.15)}
.bh-opt{display:flex;gap:10px;align-items:flex-start;font-weight:500;color:var(--ink);margin:8px 0}.bh-opt input{margin-top:3px;width:18px;height:18px;flex:0 0 auto}
.bh-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;padding:9px 14px;border:0;border-radius:10px;background:var(--purple);color:#fff;font:700 14px Inter,-apple-system,sans-serif;text-decoration:none;cursor:pointer}
.bh-btn:hover{background:var(--purple-dark)}.bh-btn2{background:var(--tint);color:var(--purple-dark)}.bh-btn2:hover{background:#e4defd}.bh-btn-bad{background:#fbe3e3;color:#a02020}.bh-btn-sm{min-height:32px;padding:6px 10px;font-size:13px}
.bh-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}
.bh-ok,.bh-err,.bh-warn{padding:11px 13px;border-radius:10px;margin:10px 0}.bh-ok{background:var(--ok);color:var(--okc)}.bh-err{background:var(--bad);color:var(--badc)}.bh-warn{background:var(--warn);color:var(--warnc)}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid #eee;font-size:14px;vertical-align:top}th{font-size:11.5px;color:var(--soft);text-transform:uppercase;letter-spacing:.03em}
.bh-badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:700;background:#eef0f5;color:#5b5f73}.bh-badge.on{background:var(--ok);color:var(--okc)}.bh-badge.off{background:#f0f0f3;color:#8a8d9c}.bh-badge.p{background:var(--tint);color:var(--purple-dark)}
.bh-code{font:800 18px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.1em;color:var(--purple-dark)}
.bh-copy{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin:8px 0}.bh-copy code{flex:1;min-width:0;background:#f7f7fb;border:1px solid var(--line);border-radius:8px;padding:9px 11px;word-break:break-all;font-size:13px}
.bh-inline{display:inline}
.bh-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}.bh-row>label{flex:1 1 200px}
code{font-size:13px}
.bh-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 20% -10%,#1d2f5a 0%,#021127 55%) fixed;padding:16px}
.bh-login .bh-card{width:100%;max-width:400px;padding:26px}
@media(max-width:760px){.bh-grid{grid-template-columns:1fr}.bh-stats{grid-template-columns:1fr 1fr}.bh-top{flex-wrap:wrap}.bh-nav{order:3;flex:1 1 100%;width:100%;flex-wrap:wrap;gap:6px}.bh-nav a{background:rgba(255,255,255,.08);padding:8px 11px}.bh-user{margin-left:auto}
 table.bh-cards thead{display:none}table.bh-cards tr{display:block;border:1px solid var(--line);border-radius:12px;padding:8px 10px;margin-bottom:10px}table.bh-cards td{display:block;border:0;padding:4px 0}table.bh-cards td[data-l]::before{content:attr(data-l) ": ";font-weight:700;color:var(--soft);font-size:12px}}