:root{
  --a0045-bg:#0b1220;
  --a0045-surface:#0f1b31;
  --a0045-ink:#eaf2ff;
  --a0045-muted:#9bb0d1;
  --a0045-accent:#2dd4bf;
  --a0045-border:rgba(148,163,184,.18);
}

html,body{height:100%;}
body.theme-a0045{background:radial-gradient(800px 420px at 20% 10%, rgba(45,212,191,.14), transparent 60%), var(--a0045-bg);color:var(--a0045-ink);} 

.top{
  position:sticky;top:0;z-index:60;
  background:rgba(15,27,49,.86);
  backdrop-filter:saturate(1.2) blur(10px);
  border-bottom:1px solid var(--a0045-border);
}
.top .inner{max-width:1120px;margin:0 auto;padding:12px 16px;display:flex;gap:12px;align-items:center;justify-content:space-between;}

#logo a{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--a0045-ink);} 
.logo-img{height:30px;width:auto;display:block;} 
.logo-text{font-weight:800;letter-spacing:.2px;} 

.hint{color:var(--a0045-muted);font-size:13px;} 

.panes{max-width:1120px;margin:16px auto 0;padding:0 16px;display:grid;gap:16px;grid-template-columns:minmax(0, 1fr) 320px;}
.doc{background:rgba(15,27,49,.82);border:1px solid var(--a0045-border);border-radius:16px;padding:18px;min-height:56vh;}
.rail{position:sticky;top:86px;background:rgba(15,27,49,.62);border:1px solid var(--a0045-border);border-radius:16px;padding:14px;}
.rail label{display:block;color:var(--a0045-muted);font-size:13px;margin-bottom:6px;}
.rail input{width:100%;border:1px solid var(--a0045-border);background:rgba(255,255,255,.04);color:var(--a0045-ink);border-radius:10px;padding:10px 10px;}
.rail a{display:block;margin-top:8px;text-decoration:none;color:var(--a0045-muted);padding:8px 10px;border-radius:10px;border:1px solid transparent;}
.rail a:hover{background:rgba(45,212,191,.10);color:var(--a0045-ink);} 
.rail a.active{border-color:rgba(45,212,191,.30);background:rgba(45,212,191,.10);color:var(--a0045-ink);} 

@media (max-width: 980px){
  .panes{grid-template-columns:1fr;}
  .rail{position:relative;top:auto;}
}

#footer .container{max-width:1120px;margin:0 auto;padding:18px 16px;color:var(--a0045-muted);} 
.sr-only{position:absolute;left:-9999px;}