/* ============================================================
   Traegon LLC — brand stylesheet
   Palette derived from the logo mark: bronze bar + near-black
   ============================================================ */

:root{
  --navy:#0F1A2D;
  --navy-2:#18283F;
  --navy-3:#22364F;
  --ink:#1E1C1D;
  --bronze:#D8A466;
  --bronze-deep:#9C6F3A;
  --paper:#FFFFFF;
  --paper-2:#F4F4F2;
  --body:#3A4351;
  --body-light:#B8C2D0;
  --rule:rgba(15,26,45,.12);
  --rule-dark:rgba(216,164,102,.22);

  --display:'Jost',system-ui,sans-serif;
  --text:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;

  --wrap:1120px;
  --gutter:clamp(1.25rem,5vw,3.5rem);
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}

body{
  margin:0;
  background:var(--paper);
  color:var(--body);
  font-family:var(--text);
  font-size:1.0625rem;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}

a{color:var(--bronze-deep);text-underline-offset:3px}
a:hover{color:var(--ink)}

:focus-visible{outline:2px solid var(--bronze);outline-offset:3px}

.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}

.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--bronze);color:var(--navy);
  padding:.75rem 1.25rem;font-family:var(--mono);font-size:.8rem;
}
.skip:focus{left:0}

/* ---------- Signature: the bronze bar from the logo mark ---------- */

.eyebrow{
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--bronze-deep);
  display:flex;
  align-items:center;
  gap:.75rem;
  margin:0 0 1.25rem;
  font-weight:500;
}
.eyebrow::before{
  content:"";
  width:26px;height:4px;
  background:var(--bronze);
  flex:none;
}
.on-dark .eyebrow{color:var(--bronze)}

/* ---------- Type ---------- */

h1,h2,h3{
  font-family:var(--display);
  color:var(--ink);
  font-weight:400;
  line-height:1.12;
  margin:0 0 1rem;
  letter-spacing:-.005em;
}

h1{font-size:clamp(2.3rem,6vw,4.05rem)}
h2{font-size:clamp(1.75rem,3.6vw,2.6rem)}
h3{font-size:clamp(1.15rem,2vw,1.4rem);line-height:1.3}

.on-dark h1,.on-dark h2,.on-dark h3{color:#FFF}
.on-dark{color:var(--body-light)}

.lead{font-size:clamp(1.1rem,1.8vw,1.3rem);line-height:1.65;color:var(--body)}
.on-dark .lead{color:#E4E9F0}

p{margin:0 0 1.25rem;max-width:66ch}

.muted{color:#6A7383;font-size:.95rem}
.on-dark .muted{color:#8C9AAC}

/* ---------- Header ---------- */

.site-head{background:var(--navy);border-bottom:1px solid rgba(255,255,255,.07)}
.site-head .wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:1.5rem;padding-block:1.4rem;flex-wrap:wrap;
}
.brand{display:block;flex:none}
.brand img{width:190px}

.nav{display:flex;gap:clamp(1rem,2.4vw,2.1rem);flex-wrap:wrap;align-items:center}
.nav a{
  font-family:var(--mono);
  font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;
  color:#C3CCD9;text-decoration:none;padding-block:.3rem;
  border-bottom:1px solid transparent;
}
.nav a:hover{color:#FFF;border-bottom-color:var(--bronze)}
.nav a[aria-current="page"]{color:var(--bronze);border-bottom-color:var(--bronze)}

/* ---------- Sections ---------- */

.band{padding-block:clamp(3.5rem,8vw,6.5rem)}
.band-dark{background:var(--navy);color:var(--body-light)}
.band-tint{background:var(--paper-2)}
.band-tight{padding-block:clamp(2.75rem,5vw,4rem)}

/* ---------- Hero ---------- */

.hero{
  background:var(--navy);
  background-image:radial-gradient(rgba(216,164,102,.10) 1px,transparent 1px);
  background-size:34px 34px;
  padding-block:clamp(4rem,11vw,8.5rem);
}
.hero h1{max-width:17ch}
.hero .lead{max-width:52ch;margin-top:1.75rem}
.hero-note{
  margin-top:2.5rem;padding-top:1.5rem;
  border-top:1px solid var(--rule-dark);
  font-family:var(--mono);font-size:.76rem;letter-spacing:.06em;
  color:#93A2B5;max-width:60ch;
}

/* ---------- Buttons ---------- */

.btn{
  display:inline-block;
  font-family:var(--mono);
  font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;
  padding:1rem 1.9rem;
  text-decoration:none;
  border:1px solid var(--bronze);
  color:var(--navy);background:var(--bronze);
  transition:background .18s ease,color .18s ease;
}
.btn:hover{background:#E8BC85;border-color:#E8BC85;color:var(--navy)}
.btn-ghost{background:transparent;color:var(--bronze)}
.btn-ghost:hover{background:var(--bronze);color:var(--navy)}
.btn-row{margin-top:2.25rem;display:flex;gap:1rem;flex-wrap:wrap}

/* ---------- Problem cards ---------- */

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(255px,1fr));
  gap:clamp(1.5rem,3vw,2.75rem);
  margin-top:3rem;
}
.card{border-top:3px solid var(--bronze);padding-top:1.5rem}
.card h3{margin-bottom:.75rem}
.card p{margin-bottom:0;font-size:1rem}

/* ---------- Service blocks ---------- */

.svc{
  border-top:1px solid var(--rule);
  padding-block:clamp(2.25rem,4vw,3.25rem);
  display:grid;gap:1.5rem clamp(2rem,5vw,4rem);
}
@media(min-width:860px){.svc{grid-template-columns:1fr 1.35fr}}
.svc:last-of-type{border-bottom:1px solid var(--rule)}
.svc-head h2{font-size:clamp(1.4rem,2.4vw,1.85rem)}
.svc dl{margin:1.5rem 0 0;display:grid;gap:.85rem}
.svc dt{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--bronze-deep);
}
.svc dd{margin:.15rem 0 0}

.ticks{list-style:none;margin:0 0 1.25rem;padding:0;display:grid;gap:.6rem}
.ticks li{position:relative;padding-left:1.6rem;max-width:60ch}
.ticks li::before{
  content:"";position:absolute;left:0;top:.7em;
  width:12px;height:2px;background:var(--bronze);
}

/* ---------- Platform tags ---------- */

.tags{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.5rem 0 0;padding:0;list-style:none}
.tags li{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.07em;
  border:1px solid var(--rule);padding:.4rem .8rem;color:var(--body);
}
.on-dark .tags li{border-color:var(--rule-dark);color:#D6DEE8}

/* ---------- Publications ---------- */

.pubs{list-style:none;margin:2.5rem 0 0;padding:0}
.pubs li{border-top:1px solid var(--rule);padding-block:1.6rem}
.pubs li:last-child{border-bottom:1px solid var(--rule)}
.pubs .src{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--bronze-deep);display:block;margin-bottom:.4rem;
}
.pubs h3{margin-bottom:.4rem}
.pubs a{text-decoration:none}
.pubs a:hover{text-decoration:underline}

/* ---------- Form ---------- */

.form{max-width:620px;margin-top:2.5rem;display:grid;gap:1.4rem}
.form label{
  display:block;font-family:var(--mono);font-size:.7rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--ink);
  margin-bottom:.5rem;
}
.form input,.form select,.form textarea{
  width:100%;padding:.9rem 1rem;
  border:1px solid var(--rule);border-radius:0;
  font-family:var(--text);font-size:1rem;color:var(--ink);
  background:var(--paper);
}
.form input:focus,.form select:focus,.form textarea:focus{
  border-color:var(--bronze);outline:2px solid rgba(216,164,102,.3);outline-offset:0;
}
.form textarea{min-height:150px;resize:vertical}
.form button{
  justify-self:start;cursor:pointer;font-family:var(--mono);
  font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;
  padding:1rem 2rem;border:1px solid var(--bronze);
  background:var(--bronze);color:var(--navy);
}
.form button:hover{background:#E8BC85;border-color:#E8BC85}
.hp{position:absolute;left:-9999px}

/* ---------- CTA band ---------- */

.cta{text-align:center}
.cta .eyebrow{justify-content:center}
.cta p{margin-inline:auto}
.cta .btn-row{justify-content:center}

/* ---------- Footer ---------- */

.site-foot{background:var(--navy);color:#8C9AAC;padding-block:3rem;font-size:.9rem}
.site-foot .wrap{display:flex;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;align-items:center}
.site-foot img{width:150px;opacity:.85}
.site-foot a{color:#C3CCD9}
.foot-links{display:flex;gap:1.5rem;flex-wrap:wrap;font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase}
.foot-legal{width:100%;border-top:1px solid rgba(255,255,255,.08);padding-top:1.5rem;font-size:.78rem;color:#6E7C8E}

/* ---------- Motion ---------- */

.rise{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.rise.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rise{opacity:1;transform:none;transition:none}
  *{animation-duration:.01ms!important;transition-duration:.01ms!important}
}