/* Ballantine Laboratories — site styles
   Design tokens derived from the brand mark. Single accent: Ballantine red. */
:root{
  --red:#D63929;
  --red-dark:#B22C1E;
  --ink:#1c1c1c;
  --paper:#ffffff;
  --mist:#f5f4f2;
  --line:#e3e1dd;
  --muted:#6c6a66;
  --display:'IBM Plex Sans',system-ui,sans-serif;
  --body:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);font-weight:400;color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- header ---------- */
header.site{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(6px);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand .disc-img{width:36px;height:36px;flex:none}
.brand .name{font-family:var(--display);font-weight:400;font-size:19px;letter-spacing:-.01em;color:var(--ink)}
nav.main{display:flex;gap:30px}
nav.main a{font-size:14.5px;font-weight:500;text-decoration:none;color:var(--ink);padding:4px 0;position:relative;letter-spacing:.01em}
nav.main a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
nav.main a:hover::after,nav.main a.active::after{transform:scaleX(1)}
nav.main a.active{color:var(--red)}
.navtoggle{display:none;background:none;border:0;cursor:pointer;padding:8px;margin:-8px}
.navtoggle span{display:block;width:22px;height:2px;background:var(--ink);margin:4px 0;transition:.2s}

/* ---------- hero ---------- */
.hero{padding:84px 0 70px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin:0 0 22px}
.hero h1{font-family:var(--display);font-weight:300;font-size:clamp(34px,5.4vw,62px);line-height:1.04;letter-spacing:-.02em;margin:0;max-width:15ch}
.hero h1 b{font-weight:600}
.hero p.sub{font-size:18px;color:var(--muted);max-width:54ch;margin:26px 0 36px}
.hero .meta{display:flex;gap:40px;flex-wrap:wrap;font-family:var(--mono);font-size:12.5px;color:var(--muted);letter-spacing:.03em;border-top:1px solid var(--line);padding-top:22px;max-width:640px}
.hero .meta div span{display:block;color:var(--ink);font-size:15px;margin-top:4px}
.ghost{position:absolute;right:-60px;top:30px;font-family:var(--mono);font-size:230px;line-height:1;color:var(--mist);font-weight:600;z-index:-1;user-select:none}

/* ---------- section heads ---------- */
.shead{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin:0 0 30px;border-bottom:2px solid var(--ink);padding-bottom:14px}
.shead h1,.shead h2{font-family:var(--display);font-weight:300;font-size:34px;letter-spacing:-.01em;margin:0}
.shead .count{font-family:var(--mono);font-size:13px;color:var(--muted);letter-spacing:.06em;white-space:nowrap}

/* ---------- product index grid ---------- */
.products{padding:72px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--paper);padding:26px 24px 28px;text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:14px;transition:background .18s ease;position:relative;min-height:236px}
.card:hover{background:var(--mist)}
.card:hover .model{color:var(--red)}
.model{font-family:var(--mono);font-weight:600;font-size:22px;letter-spacing:.02em;transition:color .18s ease}
.card .thumb{aspect-ratio:16/10;background:var(--mist);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:11px;color:#b8b6b1;letter-spacing:.1em;text-transform:uppercase;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:contain;padding:10px}
.card h3{font-family:var(--body);font-weight:600;font-size:15.5px;margin:0;line-height:1.35}
.card .tag{font-size:13.5px;color:var(--muted);margin:-6px 0 0}
.card .arrow{margin-top:auto;font-family:var(--mono);font-size:12px;color:var(--red);letter-spacing:.05em;opacity:0;transform:translateX(-4px);transition:.18s ease}
.card:hover .arrow,.card:focus-visible .arrow{opacity:1;transform:translateX(0)}

/* ---------- contact band + buttons ---------- */
.contact{background:var(--mist);border-top:1px solid var(--line);padding:66px 0}
.contact .inner{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:start}
.contact h2{font-family:var(--display);font-weight:300;font-size:30px;margin:0 0 14px;letter-spacing:-.01em}
.contact p.lead{color:var(--muted);font-size:16px;margin:0 0 26px;max-width:42ch}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--red);color:#fff;text-decoration:none;font-weight:600;font-size:15px;padding:13px 24px;border-radius:2px;border:none;cursor:pointer;font-family:var(--body);transition:background .18s ease}
.btn:hover{background:var(--red-dark)}
.btn:disabled{opacity:.5;cursor:default}
.btn.ghost-btn{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.btn.ghost-btn:hover{background:var(--ink);color:#fff}
.cinfo{font-family:var(--mono);font-size:13.5px;line-height:2;color:var(--ink)}
.cinfo .lbl{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:11px;display:block;margin-top:18px}
.cinfo .lbl:first-child{margin-top:0}
.cinfo a{color:var(--red);text-decoration:none}
.cinfo a:hover{text-decoration:underline}

/* ---------- footer ---------- */
footer.site{background:var(--ink);color:#cfcdc8;padding:48px 0 40px;font-size:13.5px;margin-top:0}
footer.site .frow{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;align-items:center}
footer.site .fbrand{display:flex;align-items:center;gap:11px;color:#fff;font-family:var(--display);font-size:16px}
footer.site .fbrand .disc-img{width:28px;height:28px}
footer.site .fmono{font-family:var(--mono);font-size:12px;letter-spacing:.04em}
footer.site .fmono a{color:#cfcdc8;text-decoration:none}
footer.site .fine{font-family:var(--mono);font-size:11.5px;color:#86847f;margin-top:26px;letter-spacing:.02em;border-top:1px solid #333;padding-top:20px;line-height:1.8}

/* ---------- product detail ---------- */
.pcrumb{font-family:var(--mono);font-size:12.5px;letter-spacing:.05em;color:var(--muted);padding:26px 0 0}
.pcrumb a{color:var(--muted);text-decoration:none}
.pcrumb a:hover{color:var(--red)}
.phead{padding:18px 0 40px;border-bottom:1px solid var(--line)}
.stamp{display:inline-flex;align-items:center;position:relative;padding:10px 16px;border:1.5px solid var(--ink);margin-bottom:22px}
.stamp::before,.stamp::after{content:"";position:absolute;width:7px;height:7px;border:1.5px solid var(--red)}
.stamp::before{left:-4px;top:-4px;border-right:none;border-bottom:none}
.stamp::after{right:-4px;bottom:-4px;border-left:none;border-top:none}
.stamp .m{font-family:var(--mono);font-weight:600;font-size:30px;letter-spacing:.04em;line-height:1}
.phead h1{font-family:var(--display);font-weight:300;font-size:clamp(26px,3.6vw,40px);letter-spacing:-.01em;margin:0;max-width:22ch}
.pbody{display:grid;grid-template-columns:1fr 1fr;gap:56px;padding:50px 0 8px;align-items:start}
.pimg{background:var(--mist);border:1px solid var(--line);aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:12px;color:#b8b6b1;letter-spacing:.1em;text-transform:uppercase;position:sticky;top:130px;overflow:hidden}
.pimg img{width:100%;height:100%;object-fit:contain;padding:18px}
.pbody h4{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--red);margin:0 0 14px}
.pbody .desc p{margin:0 0 16px;font-size:15.5px;color:#33312e}
.specs{list-style:none;margin:34px 0 0;padding:0;border-top:1px solid var(--line)}
.specs li{padding:14px 0 14px 30px;border-bottom:1px solid var(--line);font-size:14.5px;position:relative}
.specs li::before{content:"";position:absolute;left:0;top:21px;width:11px;height:2px;background:var(--red)}
.pactions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px}
.revised{font-family:var(--mono);font-size:11.5px;color:var(--muted);letter-spacing:.04em;margin-top:30px}
.pending{font-size:15.5px;color:var(--muted)}

/* ---------- generic article (app notes / reps / etc) ---------- */
.page{padding:50px 0 70px}
.appgroup{margin:0 0 38px}
.appgroup h3{font-family:var(--display);font-weight:600;font-size:18px;margin:0 0 14px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.applist{list-style:none;margin:0;padding:0}
.applist li{padding:11px 0;border-bottom:1px solid var(--line);font-size:15px;display:flex;flex-wrap:wrap;gap:8px 12px;align-items:baseline}
.applist a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--red)}
.applist a:hover{color:var(--red)}
.applist .ext{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
.applist .nolink{color:var(--muted)}

.reps{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.rep{background:var(--paper);padding:24px}
.rep .country{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin:0 0 6px}
.rep h3{font-family:var(--display);font-weight:600;font-size:16px;margin:0 0 8px}
.rep address{font-style:normal;font-size:13.5px;line-height:1.7;color:#3a3835}
.rep address a{color:var(--red);text-decoration:none}
.lead-p{font-size:16px;color:var(--muted);max-width:60ch;margin:0 0 36px}

/* ---------- form ---------- */
.formwrap{max-width:640px}
.field{margin:0 0 20px}
.field label{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 7px}
.field input,.field textarea{width:100%;font-family:var(--body);font-size:15px;color:var(--ink);padding:12px 14px;border:1px solid var(--line);border-radius:2px;background:#fff;transition:border-color .15s ease}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--red)}
.field textarea{min-height:130px;resize:vertical}
.field.req label::after{content:" *";color:var(--red)}
.frow2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.formnote{font-size:12.5px;color:var(--muted);margin:6px 0 22px}
#form-status{font-size:14.5px;margin:18px 0 0;padding:14px 16px;border-radius:2px;display:none}
#form-status.ok{display:block;background:#eef6ec;border:1px solid #cfe3c8;color:#2c5e22}
#form-status.err{display:block;background:#fbecea;border:1px solid #f0c9c3;color:#9a2a1c}
.cf-turnstile{margin:4px 0 20px}

/* ---------- responsive ---------- */
@media(max-width:860px){
  nav.main{position:absolute;top:76px;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 28px 16px;display:none;box-shadow:0 10px 24px rgba(0,0,0,.06)}
  nav.main.open{display:flex}
  nav.main a{padding:12px 0;border-bottom:1px solid var(--line);font-size:16px}
  nav.main a:last-child{border-bottom:none}
  nav.main a::after{display:none}
  .navtoggle{display:block}
  .contact .inner,.pbody,.reps,.frow2{grid-template-columns:1fr}
  .pbody{gap:34px}
  .pimg{position:static}
  .ghost{display:none}
}
@media(max-width:560px){
  .grid{grid-template-columns:1fr}
  .hero{padding:56px 0 48px}
  .wrap{padding:0 20px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto}}

.reveal{opacity:0;transform:translateY(14px);animation:rise .6s ease forwards}
@keyframes rise{to{opacity:1;transform:none}}