/* Quickey site — shared styles (brand: Signal palette). Used by all pages except index.html
   (the landing page carries its own inline styles). Theme-aware: light + dark. */
:root{
  --cobalt:#1B54F0; --cobalt-700:#1440C4; --amber:#FFB300; --cyan:#22D3EE;
  --bg:#FFFFFF; --fg:#0F172A; --muted:#4A5568; --card:#F5F7FA; --border:#E4E8EF;
  --ok:#16A34A; --warn:#F59E0B;
  --display:"Segoe UI Variable Display","Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Code","SF Mono",Consolas,"Liberation Mono",monospace;
  --maxw:820px;
}
@media (prefers-color-scheme:dark){
  :root{ --bg:#0B1220; --fg:#EEF2F8; --muted:#94A3B8; --card:#141D2E; --border:#243149; }
}
:root[data-theme="light"]{ --bg:#FFFFFF; --fg:#0F172A; --muted:#4A5568; --card:#F5F7FA; --border:#E4E8EF; }
:root[data-theme="dark"]{ --bg:#0B1220; --fg:#EEF2F8; --muted:#94A3B8; --card:#141D2E; --border:#243149; }

*{ box-sizing:border-box; }
body{ margin:0; background:var(--bg); color:var(--fg); font-family:var(--display);
      -webkit-font-smoothing:antialiased; line-height:1.6; }
a{ color:var(--cobalt); text-decoration:none; }
a:hover{ text-decoration:underline; }
.wrap{ max-width:1120px; margin:0 auto; padding:0 24px; }
.mono{ font-family:var(--mono); }

/* nav */
nav.qbar{ position:sticky; top:0; z-index:50; backdrop-filter:blur(12px);
          background:color-mix(in srgb, var(--bg) 80%, transparent); border-bottom:1px solid var(--border); }
.qbar .row{ display:flex; align-items:center; gap:16px; height:64px; }
.brand{ display:flex; align-items:center; gap:11px; font-weight:800; font-size:19px; color:var(--fg); }
.brand:hover{ text-decoration:none; }
.brand svg{ width:32px; height:32px; display:block; }
.navlinks{ display:flex; gap:24px; margin-left:12px; }
.navlinks a{ color:var(--muted); font-size:14.5px; font-weight:600; }
.navlinks a:hover{ color:var(--fg); text-decoration:none; }
.spacer{ flex:1; }
.icon-btn{ width:40px; height:40px; border-radius:10px; border:1px solid var(--border);
           background:transparent; color:var(--fg); cursor:pointer; font-size:16px; display:grid; place-items:center; }
.icon-btn:hover{ border-color:var(--cobalt); }
.btn{ display:inline-flex; align-items:center; gap:9px; font-weight:700; font-size:15px; padding:12px 20px;
      border-radius:12px; border:1px solid transparent; cursor:pointer; }
.btn-cobalt{ background:var(--cobalt); color:#fff; } .btn-cobalt:hover{ background:var(--cobalt-700); text-decoration:none; }
.btn-amber{ background:var(--amber); color:#20160A; } .btn-amber:hover{ text-decoration:none; }
.btn-ghost{ background:transparent; color:var(--fg); border-color:var(--border); }
.btn-ghost:hover{ border-color:var(--cobalt); color:var(--cobalt); text-decoration:none; }
@media(max-width:760px){ .navlinks{ display:none; } }

/* document / content pages */
main.doc{ max-width:var(--maxw); margin:0 auto; padding:56px 24px 96px; }
.doc .eyebrow{ font-family:var(--mono); font-size:12px; letter-spacing:.16em; text-transform:uppercase; color:var(--cobalt); }
.doc h1{ font-size:clamp(30px,5vw,44px); line-height:1.08; letter-spacing:-.025em; font-weight:820; margin:10px 0 8px; text-wrap:balance; }
.doc .updated{ color:var(--muted); font-size:14px; font-family:var(--mono); margin:0 0 8px; }
.doc h2{ font-size:23px; letter-spacing:-.01em; margin:44px 0 12px; padding-top:8px; }
.doc h3{ font-size:17px; margin:26px 0 8px; }
.doc p, .doc li{ color:var(--fg); font-size:16px; }
.doc p{ margin:12px 0; }
.doc ul{ margin:12px 0; padding-left:22px; } .doc li{ margin:7px 0; }
.doc strong{ font-weight:700; }
.doc .lead{ color:var(--muted); font-size:18px; margin:14px 0 8px; }
.doc a{ font-weight:600; }
.doc .toc{ background:var(--card); border:1px solid var(--border); border-radius:14px; padding:18px 22px; margin:26px 0; }
.doc .toc h4{ margin:0 0 8px; font-family:var(--mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); }
.doc .toc a{ display:inline-block; margin:4px 14px 4px 0; font-size:14.5px; }
.callout{ border:1px solid var(--border); border-left:4px solid var(--cobalt); background:var(--card);
          border-radius:12px; padding:16px 18px; margin:18px 0; }
.callout.warn{ border-left-color:var(--warn); }
.callout.ok{ border-left-color:var(--ok); }
.callout p:first-child{ margin-top:0; } .callout p:last-child{ margin-bottom:0; }
.tbl{ width:100%; overflow-x:auto; }
table{ border-collapse:collapse; width:100%; font-size:14.5px; margin:12px 0; }
th,td{ text-align:left; padding:11px 12px; border-bottom:1px solid var(--border); vertical-align:top; }
th{ font-family:var(--mono); font-size:12px; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); }

/* footer */
footer.qf{ border-top:1px solid var(--border); padding:48px 0 40px; }
.fgrid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:26px; max-width:1120px; margin:0 auto; padding:0 24px; }
@media(max-width:760px){ .fgrid{ grid-template-columns:1fr 1fr; } }
.fgrid h5{ font-family:var(--mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); margin:0 0 12px; }
.fgrid a{ display:block; color:var(--muted); font-size:14px; padding:5px 0; }
.fgrid a:hover{ color:var(--cobalt); }
.fgrid p{ color:var(--muted); font-size:14px; }
.legal{ max-width:1120px; margin:34px auto 0; padding:20px 24px 0; border-top:1px solid var(--border);
        color:var(--muted); font-size:13px; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; }
:focus-visible{ outline:2px solid var(--cyan); outline-offset:2px; border-radius:6px; }