/*
Theme Name: Quantum Trace
Theme URI: https://quantumtrace.co.uk
Author: Quantum Trace
Description: Custom one-page theme for Quantum Trace, a UK private investigation practice. Near-black, thin geometric type, a single warm-gold accent, with a circular abstract tile collage in the hero.
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: quantum-trace
*/

/* Quantum Trace commits to one visual world: near-black, thin geometric
   type, a single warm-gold accent. No light variant — this is deliberate. */
:root{
  --bg:#0A0A0A;
  --surface:#141416;
  --surface-2:#1B1B1D;
  --text:#D7DADD;
  --text-muted:#8B8E92;
  --text-faint:#57595C;
  --accent:#D8AB45;
  --accent-ink:#0A0A0A;
  --border:#232427;
  --border-soft:#1B1B1D;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Work Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
  padding-inline:24px;
}
.wrap{max-width:1160px;margin-inline:auto;}
h1,h2,h3{
  font-family:"Jost","Work Sans",sans-serif;
  font-weight:500;
  line-height:1.05;
  text-wrap:balance;
  margin:0;
  letter-spacing:-0.01em;
}
.label{
  font-family:"Jost","Work Sans",sans-serif;
  font-size:0.72rem;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:500;
}
p{color:var(--text-muted);line-height:1.7;margin:0;font-weight:400;}
a{color:inherit;}
.placeholder{
  font-style:italic;
  color:var(--accent);
  opacity:0.85;
  border-bottom:1px dotted var(--accent);
}

/* header */
header.site-header{
  padding-block:28px 22px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
}
.logo{
  font-family:"Jost",sans-serif;
  font-weight:400;
  font-size:2.6rem;
  letter-spacing:0.01em;
  text-transform:lowercase;
  display:flex;align-items:baseline;gap:0.4em;
  text-decoration:none;
  color:var(--text);
}
.logo .dot{color:var(--accent);}
nav{display:flex;align-items:center;gap:30px;flex-wrap:wrap;}
nav a{
  font-family:"Jost",sans-serif;
  font-size:0.74rem;
  letter-spacing:0.18em;
  text-transform:uppercase;
  text-decoration:none;
  color:var(--text-muted);
  padding-block:4px;
  font-weight:400;
  border-bottom:1px solid transparent;
  transition:color .2s ease, border-color .2s ease;
}
nav a:hover, nav a:focus-visible{color:var(--text);border-color:var(--accent);}
.btn{
  font-family:"Jost",sans-serif;
  font-size:0.76rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  text-decoration:none;
  padding:13px 24px;
  display:inline-block;
  border:1px solid var(--accent);
  color:var(--accent-ink);
  background:var(--accent);
  white-space:nowrap;
  font-weight:500;
  transition:filter .2s ease;
}
.btn:hover, .btn:focus-visible{ filter:brightness(1.1); }
.btn.ghost{
  background:transparent;
  color:var(--text);
  border-color:var(--border);
}
.btn.ghost:hover, .btn.ghost:focus-visible{border-color:var(--accent);color:var(--accent);filter:none;}

/* hero */
.hero{
  padding-block: 44px 88px;
  display:grid;
  grid-template-columns: 1fr 480px;
  gap:40px;
  align-items:center;
}
@media (max-width:940px){
  .hero{grid-template-columns:1fr;}
}
.hero-copy{display:grid;gap:22px;max-width:560px;}
.hero h1{font-size:clamp(2.6rem,5.6vw,4.4rem);font-weight:500;}
.hero p.lead{font-size:1.02rem;max-width:48ch;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:6px;}
.hero-meta{
  font-family:"Jost",sans-serif;
  font-size:0.72rem;
  letter-spacing:0.1em;
  color:var(--text-faint);
  text-transform:uppercase;
}

/* circular tile collage */
.collage{
  position:relative;
  width:100%;
  max-width:440px;
  aspect-ratio:1/1;
  margin-inline:auto;
}
.collage-ring{position:absolute;inset:0;}
.tile{
  position:absolute;
  border-radius:2px;
  border:1px solid var(--border-soft);
  box-shadow:0 12px 30px rgba(0,0,0,0.45);
}
.tile.a{background:linear-gradient(155deg,#232019,#0d0c0a);}
.tile.b{background:
    repeating-linear-gradient(115deg, rgba(215,218,221,0.08) 0 2px, transparent 2px 9px),
    #16150f;}
.tile.c{background:radial-gradient(circle at 30% 30%, rgba(216,171,69,0.55), rgba(10,10,10,0.9) 70%), #0d0c0a;}
.tile.d{background:
    repeating-radial-gradient(circle at 50% 50%, rgba(215,218,221,0.10) 0 1.5px, transparent 1.5px 7px),
    #131210;}
.tile.e{background:linear-gradient(200deg,#1c1a15 0%,#0a0a0a 55%,#26200f 100%);}
.tile.f{background:
    repeating-linear-gradient(0deg, rgba(215,218,221,0.06) 0 1px, transparent 1px 6px),
    #100f0c;}
.tile.g{background:radial-gradient(circle at 65% 40%, rgba(140,136,127,0.5), rgba(10,10,10,0.95) 70%), #0e0d0b;}
.tile.h{background:linear-gradient(120deg,#0c0b09,#1f1b12 60%,#0a0a0a);}
.tile.i{background:
    repeating-linear-gradient(60deg, rgba(216,171,69,0.14) 0 2px, transparent 2px 10px),
    #121110;}
.tile.j{background:linear-gradient(160deg,#191712,#0a0a0a 65%);}

.t1{ left:380px; top:220px; width:78px; height:96px; transform:translate(-50%,-50%) rotate(-3deg);}
.t2{ left:349px; top:314px; width:92px; height:74px; transform:translate(-50%,-50%) rotate(2deg);}
.t3{ left:269px; top:372px; width:70px; height:88px; transform:translate(-50%,-50%) rotate(-2deg);}
.t4{ left:171px; top:372px; width:96px; height:78px; transform:translate(-50%,-50%) rotate(3deg);}
.t5{ left:91px;  top:314px; width:74px; height:94px; transform:translate(-50%,-50%) rotate(-4deg);}
.t6{ left:60px;  top:220px; width:88px; height:70px; transform:translate(-50%,-50%) rotate(2deg);}
.t7{ left:91px;  top:126px; width:76px; height:92px; transform:translate(-50%,-50%) rotate(4deg);}
.t8{ left:171px; top:68px;  width:94px; height:76px; transform:translate(-50%,-50%) rotate(-2deg);}
.t9{ left:269px; top:68px;  width:72px; height:90px; transform:translate(-50%,-50%) rotate(3deg);}
.t10{left:349px; top:126px; width:90px; height:72px; transform:translate(-50%,-50%) rotate(-3deg);}

.collage-mark{
  position:absolute;
  left:220px;top:220px;
  transform:translate(-50%,-50%);
  width:52px;height:52px;
  border:1px solid var(--accent);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:"Jost",sans-serif;
  font-size:0.8rem;
  letter-spacing:0.05em;
  color:var(--accent);
  background:var(--bg);
}

section{padding-block:64px;border-top:1px solid var(--border);}
.site-hero{border-top:none;}
.section-head{
  display:flex;justify-content:space-between;align-items:end;
  gap:24px;flex-wrap:wrap;
  margin-bottom:40px;
}
.section-head h2{font-size:clamp(2rem,3.6vw,2.6rem);max-width:22ch;font-weight:500;}
.section-head p{max-width:38ch;}

/* services */
.services-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:36px;
}
.svc-card{display:flex;flex-direction:column;gap:12px;padding-top:20px;border-top:1px solid var(--border);}
.svc-card h3{font-size:1.45rem;font-weight:500;}
.svc-card p{font-size:0.92rem;}

/* process */
.process-list{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:32px;
}
.step{display:flex;gap:18px;align-items:flex-start;}
.step .num{
  font-family:"Jost",sans-serif;
  font-weight:300;
  font-size:2.1rem;
  color:var(--text-faint);
  line-height:1;
  flex:none;
  width:1.3em;
}
.step h3{font-size:1.18rem;font-weight:500;margin-bottom:6px;}
.step p{font-size:0.9rem;}

/* principles */
.principles{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:32px;
}
.principle{padding-top:20px;border-top:1px solid var(--border);}
.principle h3{font-size:1.18rem;font-weight:500;margin-bottom:8px;}
.principle p{font-size:0.92rem;}

/* about */
.about-box{display:grid;gap:20px;max-width:70ch;}
.about-box p{font-size:1rem;}
.note-card{
  border:1px solid var(--border);
  background:var(--surface);
  padding:18px 20px;
  font-size:0.85rem;
  color:var(--text-muted);
}
.note-card b{color:var(--text);font-weight:500;}

/* contact */
.contact-grid{display:grid;grid-template-columns: 1.1fr 1fr;gap:44px;}
@media (max-width:720px){ .contact-grid{grid-template-columns:1fr;} }
.contact-list{display:grid;gap:16px;margin-top:24px;}
.contact-row{
  display:flex;flex-direction:column;gap:3px;
  border-bottom:1px solid var(--border);
  padding-bottom:14px;
}
.contact-row .k{
  font-family:"Jost",sans-serif;
  font-size:0.68rem;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--text-faint);
}
.contact-row .v{font-size:1.05rem;text-decoration:none;color:var(--text);}
.contact-row .v.placeholder{color:var(--accent);}
.contact-panel{background:var(--surface);border:1px solid var(--border);padding:30px;}
.contact-panel .label{margin-bottom:16px;display:block;}
.contact-panel p{font-size:0.94rem;margin-bottom:22px;}

footer.site-footer{padding-block:40px 44px;display:grid;gap:20px;border-top:1px solid var(--border);}
.footer-top{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;}
footer nav{gap:22px;}
.footer-legal{font-size:0.76rem;color:var(--text-faint);max-width:80ch;line-height:1.6;}

@media (max-width:640px){
  header.site-header{padding-block:20px;}
  header.site-header nav{display:none;}
  .hero{padding-block:32px 56px;}
  .collage{max-width:320px;}
}