/* Pulsar field guides — light, high-contrast variant of the Direction J system.
   Built for a technician on site: bright sunlight, gloves, phone, poor signal, and printing. */
:root{
  --paper:#F4F5F3; --card:#FFFFFF; --ink:#0E1114; --ink-2:#3E464D; --line:#C9CFD4;
  --azure:#1780E7; --dusk:#1A1B41; --warn-bg:#FFF3E0; --warn-line:#C25E00; --warn-ink:#7A3B00;
  --ok:#1E5B44;
  --f-d:'Sora',system-ui,sans-serif; --f-b:'Hanken Grotesk',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--f-b);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--azure)}
img{max-width:100%}
.wrap{max-width:820px;margin:0 auto;padding:0 18px}
.skip{position:absolute;left:-9999px;background:var(--dusk);color:#fff;padding:12px 18px;z-index:50}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--azure);outline-offset:3px}
h1,h2,h3{font-family:var(--f-d);font-weight:800;line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(1.7rem,5.4vw,2.5rem);margin-bottom:8px}
h2{font-size:1.28rem;margin:34px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--ink)}
h3{font-size:1.05rem;font-weight:600;margin-bottom:4px}
p{margin-bottom:12px;max-width:68ch}
/* header */
header{background:var(--card);border-bottom:3px solid var(--dusk);position:sticky;top:0;z-index:20}
.hbar{display:flex;align-items:center;gap:12px;padding:10px 0;flex-wrap:wrap}
.hbar img{height:30px;width:auto;display:block}
.hbar .tagline{font-family:var(--f-d);font-weight:600;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);border-left:2px solid var(--line);padding-left:12px}
.hbar .home{margin-left:auto;font-size:.85rem;font-weight:700;text-decoration:none;color:var(--azure)}
.crumb{font-size:.8rem;color:var(--ink-2);padding:10px 0 0}
.crumb a{color:var(--ink-2)}
main{padding:8px 0 60px}
.lead{font-size:1.05rem;color:var(--ink-2);margin-bottom:20px}
/* the app caveat — the single most important message on these pages */
.caveat{background:var(--warn-bg);border:2px solid var(--warn-line);border-left-width:7px;border-radius:8px;padding:16px 18px;margin:18px 0}
.caveat b{display:block;font-family:var(--f-d);font-weight:700;color:var(--warn-ink);margin-bottom:5px;font-size:1rem}
.caveat p{color:var(--warn-ink);margin:0;font-size:.95rem}
/* cards & mount selector */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin:14px 0}
.mount{display:block;background:var(--card);border:2px solid var(--line);border-radius:10px;padding:15px 16px;text-decoration:none;color:var(--ink);min-height:64px}
.mount:hover,.mount:focus-visible{border-color:var(--azure);background:#F0F7FF}
.mount .mn{font-family:var(--f-d);font-weight:700;font-size:1.02rem;display:block}
.mount .mx{font-size:.84rem;color:var(--ink-2);display:block;margin-top:3px}
.mount .go{font-size:.8rem;font-weight:700;color:var(--azure);display:block;margin-top:7px}
.mount.nolink{border-style:dashed}
.mount.nolink .go{color:var(--warn-line)}
/* big primary buttons — glove-friendly */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:14px 22px;border-radius:10px;background:var(--azure);color:#fff;font-family:var(--f-b);font-weight:700;font-size:1rem;text-decoration:none;border:2px solid var(--azure)}
.btn:hover{background:#0F63B8;border-color:#0F63B8}
.btn.alt{background:var(--card);color:var(--ink)}
.btn.alt:hover{border-color:var(--azure);color:var(--azure);background:#F0F7FF}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
/* spec + contents tables */
table{width:100%;border-collapse:collapse;background:var(--card);border:2px solid var(--line);border-radius:8px;overflow:hidden;font-size:.95rem;margin:12px 0}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line)}
th{background:#E9ECEE;font-family:var(--f-d);font-weight:600;font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-2)}
td:last-child{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}
tr:last-child td{border-bottom:0}
/* checklist */
ol.steps{counter-reset:s;list-style:none;margin:12px 0}
ol.steps li{counter-increment:s;position:relative;padding:12px 0 12px 46px;border-bottom:1px solid var(--line)}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:11px;width:31px;height:31px;border-radius:50%;background:var(--dusk);color:#fff;font-family:var(--f-d);font-weight:700;font-size:.9rem;display:grid;place-items:center}
ol.steps li:last-child{border-bottom:0}
ul.check{list-style:none;margin:12px 0}
ul.check li{position:relative;padding:9px 0 9px 32px;border-bottom:1px solid var(--line);font-size:.97rem}
ul.check li::before{content:"";position:absolute;left:0;top:12px;width:17px;height:17px;border:2px solid var(--ink-2);border-radius:4px}
ul.check li:last-child{border-bottom:0}
.box{background:var(--card);border:2px solid var(--line);border-radius:10px;padding:16px 18px;margin:14px 0}
.box img{display:block;width:100%;border-radius:8px;background:#000;margin-top:10px}
.draft{background:#FFF8DB;border:2px dashed var(--warn-line);border-radius:8px;padding:13px 16px;margin:16px 0;font-size:.92rem;color:var(--warn-ink)}
.draft b{font-family:var(--f-d)}
.callnum{font-family:var(--f-d);font-weight:800;font-size:1.15rem;color:var(--dusk)}
footer{border-top:2px solid var(--line);padding:22px 0 40px;font-size:.86rem;color:var(--ink-2);margin-top:30px}
footer a{color:var(--azure)}
/* print — techs will print these */
@media print{
  :root{--paper:#fff}
  header{position:static;border-bottom:2px solid #000}
  .hbar .home,.skip,.btnrow{display:none}
  a{color:#000;text-decoration:underline}
  .mount{break-inside:avoid;border-color:#000}
  .mount .go::after{content:" — " attr(href);font-weight:400;font-size:.72rem;word-break:break-all}
  .caveat{border-color:#000}
  body{font-size:12pt}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}