/* ============================================================
   AUSPEX PRODUCTS — design tokens
   Magenta mark, ink/paper ground, amber signal accent.
   Display: Fraunces (characterful serif) / Body: IBM Plex Sans
   Technical: IBM Plex Mono (specs, temps, coordinates)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,440;0,9..144,560;0,9..144,680;1,9..144,440&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:        #14110F;
  --graphite:   #3A3733;
  --paper:      #F6F3EE;
  --paper-2:    #EFEAE1;
  --line:       #DCD5C7;
  --magenta:    #E6007E;
  --magenta-deep:#B7005F;
  --amber:      #C98A2C;
  --white:      #FFFFFF;

  --display: 'Fraunces', serif;
  --body: 'IBM Plex Sans', -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --max: 1180px;
  --edge: clamp(20px, 5vw, 64px);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

::selection{ background:var(--magenta); color:var(--white); }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

a:focus-visible, button:focus-visible, .btn:focus-visible{
  outline:2px solid var(--magenta);
  outline-offset:3px;
}

/* ---------- type ---------- */
h1,h2,h3{
  font-family:var(--display);
  font-weight:560;
  line-height:1.06;
  letter-spacing:-0.01em;
  margin:0;
}
.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--magenta-deep);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:'';
  width:22px; height:1px;
  background:var(--magenta-deep);
  display:inline-block;
}
p{ margin:0 0 1em; color:var(--graphite); }
.lede{ font-size:1.18rem; color:var(--graphite); max-width:56ch; }

/* ---------- layout helpers ---------- */
.wrap{ max-width:var(--max); margin:0 auto; padding:0 var(--edge); }
.section{ padding:96px 0; position:relative; }
.section-tight{ padding:64px 0; }
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:56px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
@media (max-width:860px){
  .grid-2{ grid-template-columns:1fr; gap:36px; }
  .grid-3{ grid-template-columns:1fr; }
  .section{ padding:64px 0; }
}

hr.rule{ border:none; border-top:1px solid var(--line); margin:0; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:13px; letter-spacing:0.04em;
  padding:14px 24px;
  border:1px solid var(--ink);
  border-radius:2px;
  cursor:pointer;
  transition:background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
  background:transparent;
}
.btn:hover{ transform:translateY(-1px); }
.btn-primary{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.btn-primary:hover{ background:var(--magenta); border-color:var(--magenta); }
.btn-ghost{ border-color:var(--ink); color:var(--ink); }
.btn-ghost:hover{ background:var(--ink); color:var(--paper); }
.btn-on-dark{ border-color:rgba(246,243,238,0.4); color:var(--paper); }
.btn-on-dark:hover{ background:var(--magenta); border-color:var(--magenta); color:var(--white); }
.btn-arrow{ transition:transform .18s ease; }
.btn:hover .btn-arrow{ transform:translateX(3px); }

/* ---------- header / nav ---------- */
header.site{
  position:sticky; top:0; z-index:50;
  background:rgba(246,243,238,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:var(--max); margin:0 auto; padding:0 var(--edge);
  height:76px; display:flex; align-items:center; justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height:38px; width:auto; }
.brand-word{ font-family:var(--display); font-weight:560; font-size:19px; letter-spacing:0.01em; }
.navlinks{ display:flex; align-items:center; gap:2px; }
.navlinks a{
  font-family:var(--mono); font-size:12.5px; letter-spacing:0.06em; text-transform:uppercase;
  padding:10px 16px; color:var(--graphite);
  border-bottom:2px solid transparent;
  transition:color .15s ease, border-color .15s ease;
}
.navlinks a:hover{ color:var(--ink); }
.navlinks a.active{ color:var(--ink); border-color:var(--magenta); }
.nav-cta{ margin-left:8px; }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span{ display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; }

@media (max-width:860px){
  .nav-toggle{ display:block; }
  .navlinks{
    position:fixed; inset:76px 0 auto 0; background:var(--paper);
    flex-direction:column; align-items:stretch; padding:8px var(--edge) 20px;
    border-bottom:1px solid var(--line);
    transform:translateY(-8px); opacity:0; pointer-events:none;
    transition:opacity .18s ease, transform .18s ease;
  }
  .navlinks.open{ transform:translateY(0); opacity:1; pointer-events:auto; }
  .navlinks a{ padding:14px 4px; border-bottom:1px solid var(--line); }
  .nav-cta{ margin-left:4px; }
}

/* ---------- footer ---------- */
footer.site{
  background:var(--ink); color:var(--paper);
  padding:64px 0 28px;
}
footer.site .wrap{ display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:40px; }
footer.site h4{
  font-family:var(--mono); font-size:12px; letter-spacing:0.12em; text-transform:uppercase;
  color:var(--amber); margin:0 0 16px;
}
footer.site a, footer.site p{ color:rgba(246,243,238,0.72); font-size:14.5px; }
footer.site a:hover{ color:var(--white); }
footer.site .brand-word{ color:var(--paper); }
.foot-bottom{
  max-width:var(--max); margin:48px auto 0; padding:20px var(--edge) 0;
  border-top:1px solid rgba(246,243,238,0.14);
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
  font-family:var(--mono); font-size:11.5px; color:rgba(246,243,238,0.45);
}
@media (max-width:760px){
  footer.site .wrap{ grid-template-columns:1fr; gap:32px; }
}

/* ---------- signal / flight-path motif ---------- */
.flightpath{ position:absolute; inset:0; overflow:hidden; pointer-events:none; z-index:0; }
.flightpath svg{ position:absolute; }
.dot-trail{ stroke:var(--magenta); stroke-width:2; stroke-dasharray:1 9; stroke-linecap:round; fill:none; opacity:0.5; }
.dot-trail.amber{ stroke:var(--amber); opacity:0.4; }

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:120px 0 90px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero .wrap{ position:relative; z-index:1; }
.hero h1{
  font-size:clamp(2.6rem, 5.4vw, 4.6rem);
  max-width:14ch;
}
.hero h1 em{ font-style:italic; color:var(--magenta); }
.hero-sub{ display:flex; gap:56px; margin-top:52px; flex-wrap:wrap; }
.stat{ font-family:var(--mono); }
.stat .n{ font-family:var(--display); font-size:2.2rem; font-weight:560; color:var(--ink); display:block; }
.stat .l{ font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--graphite); }
.hero-actions{ display:flex; gap:14px; margin-top:40px; flex-wrap:wrap; }

/* ---------- quote block ---------- */
.quote-block{
  background:var(--ink); color:var(--paper);
  padding:88px 0;
  position:relative; overflow:hidden;
}
.quote-block blockquote{
  font-family:var(--display); font-style:italic; font-weight:440;
  font-size:clamp(1.5rem, 2.6vw, 2.15rem);
  line-height:1.35; max-width:38ch; margin:0 0 28px; color:var(--paper);
}
.quote-block cite{
  font-family:var(--mono); font-style:normal; font-size:13px;
  letter-spacing:0.05em; color:var(--amber);
}
.quote-mark{
  position:absolute; top:20px; right:var(--edge);
  font-family:var(--display); font-size:220px; color:rgba(230,0,126,0.14);
  line-height:1; user-select:none;
}

/* ---------- cards ---------- */
.card{
  border:1px solid var(--line);
  background:var(--white);
  padding:32px 28px;
  transition:border-color .18s ease, transform .18s ease;
}
.card:hover{ border-color:var(--magenta); transform:translateY(-3px); }
.card .num{ font-family:var(--mono); font-size:12px; color:var(--amber); letter-spacing:0.08em; }
.card h3{ font-size:1.32rem; margin:14px 0 12px; }
.card p{ font-size:14.5px; margin-bottom:0; }

/* ---------- product blocks ---------- */
.cat-block{
  border-top:1px solid var(--line);
  padding:56px 0;
  display:grid; grid-template-columns:0.9fr 1.6fr; gap:48px;
}
.cat-block:last-child{ border-bottom:1px solid var(--line); }
.cat-head .eyebrow{ margin-bottom:14px; }
.cat-head h2{ font-size:1.9rem; }
.tag-list{ display:flex; flex-wrap:wrap; gap:8px; margin-top:22px; }
.tag{
  font-family:var(--mono); font-size:11.5px; letter-spacing:0.03em;
  border:1px solid var(--line); padding:6px 12px; color:var(--graphite);
  background:var(--paper-2);
}
.sub-list{ display:grid; gap:18px; }
.sub-item{
  border:1px solid var(--line); background:var(--white);
  padding:18px 22px; display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.sub-item .si-title{ font-weight:500; }
.sub-item .si-code{ font-family:var(--mono); font-size:11.5px; color:var(--magenta-deep); white-space:nowrap; }
@media (max-width:860px){
  .cat-block{ grid-template-columns:1fr; gap:24px; }
}

/* ---------- featured product ---------- */
.product-feature{
  border:1px solid var(--line); background:var(--white);
  display:grid; grid-template-columns:1fr 1fr;
}
.product-feature + .product-feature{ margin-top:28px; }
.pf-panel{ padding:44px; }
.pf-panel.dark{ background:var(--ink); color:var(--paper); }
.pf-panel.dark h3, .pf-panel.dark .eyebrow{ color:var(--paper); }
.pf-panel.dark .eyebrow::before{ background:var(--amber); }
.pf-panel.dark p{ color:rgba(246,243,238,0.75); }
.pf-code{ font-family:var(--mono); color:var(--amber); font-size:12.5px; letter-spacing:0.06em; margin-bottom:10px; display:block; }
.pf-panel h3{ font-size:1.7rem; margin-bottom:14px; }
.pf-list{ list-style:none; padding:0; margin:20px 0 0; display:grid; gap:10px; }
.pf-list li{
  font-family:var(--mono); font-size:12.5px; color:var(--graphite);
  padding-left:18px; position:relative;
}
.pf-panel.dark .pf-list li{ color:rgba(246,243,238,0.75); }
.pf-list li::before{ content:'→'; position:absolute; left:0; color:var(--magenta); }
.pf-panel.dark .pf-list li::before{ color:var(--amber); }
@media (max-width:860px){
  .product-feature{ grid-template-columns:1fr; }
}

/* ---------- about page specifics ---------- */
.value-row{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:8px;}
.value-cell{ background:var(--paper); padding:30px; }
.value-cell h3{ font-size:1.1rem; margin-bottom:8px; }
.value-cell p{ font-size:14.5px; margin:0; }
@media (max-width:760px){ .value-row{ grid-template-columns:1fr; } }

.cert-strip{
  border:1px solid var(--line); background:var(--paper-2);
  padding:26px 30px; display:flex; align-items:center; gap:18px; margin-top:32px;
}
.cert-strip .badge{
  font-family:var(--mono); font-size:12px; letter-spacing:0.05em;
  border:1px solid var(--ink); padding:8px 14px; white-space:nowrap;
}

/* ---------- contact page ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); }
.contact-cell{ background:var(--paper); padding:44px; }
.contact-cell h4{ font-family:var(--mono); font-size:12px; letter-spacing:0.1em; text-transform:uppercase; color:var(--magenta-deep); margin:0 0 16px; }
.contact-line{ font-size:1.05rem; margin-bottom:6px; }
.contact-line a{ border-bottom:1px solid var(--line); }
.contact-line a:hover{ border-color:var(--magenta); color:var(--magenta); }
.coord{ font-family:var(--mono); font-size:12px; color:var(--graphite); margin-top:18px; }
@media (max-width:760px){ .contact-grid{ grid-template-columns:1fr; } }

.map-block{
  border:1px solid var(--line); border-top:none; background:var(--paper-2);
  height:340px; position:relative; overflow:hidden;
}
.map-block iframe{ display:block; }

/* ---------- reveal on scroll ---------- */
.reveal{ opacity:0; transform:translateY(14px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ---------- page hero (inner pages) ---------- */
.page-hero{
  padding:76px 0 56px; border-bottom:1px solid var(--line); position:relative; overflow:hidden;
}
.page-hero h1{ font-size:clamp(2.2rem, 4.4vw, 3.2rem); max-width:18ch; }
.page-hero .lede{ margin-top:18px; }