:root{
  --bg: #12161C;
  --bg-panel: #171C24;
  --bg-panel-2: #1D232C;
  --ink: #ECE6D6;
  --ink-soft: #ABB2BE;
  --muted: #6E7580;
  --gold: #C79A4B;
  --gold-dim: #C79A4B99;
  --sage: #7EA688;
  --rust: #B5542A;
  --line: #ECE6D61a;
  --line-strong: #ECE6D63a;
  --radius: 4px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 15% -10%, #C79A4B0d, transparent 60%),
    var(--bg);
  color:var(--ink);
  font-family:'IBM Plex Sans', sans-serif;
  -webkit-font-smoothing:antialiased;
}

a{color:inherit;}
button{font-family:inherit;}
::selection{background:var(--gold); color:var(--bg);}
:focus-visible{outline:2px solid var(--gold); outline-offset:3px;}

.wrap{max-width:1180px; margin:0 auto; padding:0 32px;}

/* ---------- NAV ---------- */
nav{
  position:sticky; top:0; z-index:50;
  background:rgba(18,22,28,0.88);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-strong);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 32px; max-width:1180px; margin:0 auto;
}
.logo{
  display:flex; align-items:center; gap:10px;
  font-family:'Fraunces', serif;
  font-weight:600; font-size:21px; letter-spacing:0.01em;
  text-decoration:none; color:var(--ink);
}
.logo-mark{ width:20px; height:20px; position:relative; flex-shrink:0; }
.logo-mark::before, .logo-mark::after{ content:''; position:absolute; background:var(--gold); }
.logo-mark::before{ width:20px; height:2px; top:9px; left:0; }
.logo-mark::after{ width:2px; height:20px; top:0; left:9px; }
.nav-links{display:flex; gap:30px; list-style:none; margin:0; padding:0;}
.nav-links a{
  text-decoration:none; font-size:14px; font-weight:500; color:var(--ink-soft);
  font-family:'IBM Plex Mono', monospace; letter-spacing:0.02em;
}
.nav-links a:hover, .nav-links a.active{color:var(--gold);}
.nav-cta{
  font-family:'IBM Plex Mono', monospace; font-size:13px; font-weight:500;
  background:var(--gold); color:var(--bg); padding:10px 18px;
  border-radius:var(--radius); text-decoration:none; white-space:nowrap;
  border:1px solid var(--gold);
}
.nav-cta:hover{background:transparent; color:var(--gold);}
.nav-toggle-checkbox{display:none;}
.nav-toggle-label{
  display:none; cursor:pointer; width:28px; height:20px; position:relative; flex-shrink:0;
}
.nav-toggle-label span, .nav-toggle-label::before, .nav-toggle-label::after{
  content:''; position:absolute; left:0; width:28px; height:2px; background:var(--ink);
}
.nav-toggle-label::before{top:0;}
.nav-toggle-label span{top:9px;}
.nav-toggle-label::after{top:18px;}
.mobile-panel{ display:none; }
@media (max-width: 900px){
  .nav-links{display:none;}
  .nav-toggle-label{display:block;}
  .mobile-panel{
    display:block; max-height:0; overflow:hidden; background:var(--bg-panel);
    border-bottom:1px solid var(--line-strong); transition:max-height 0.25s ease;
  }
  .nav-toggle-checkbox:checked ~ .mobile-panel{max-height:280px;}
  .mobile-panel ul{list-style:none; margin:0; padding:20px 32px; display:flex; flex-direction:column; gap:18px;}
  .mobile-panel a{
    text-decoration:none; font-family:'IBM Plex Mono', monospace; font-size:14px; color:var(--ink-soft);
  }
  .mobile-panel a.active{color:var(--gold);}
}

/* ---------- FOOTER extras ---------- */
.foot-legal{display:flex; gap:18px; align-items:center; flex-wrap:wrap;}
.foot-legal a{font-size:12.5px; color:var(--muted); text-decoration:none;}
.foot-legal a:hover{color:var(--gold);}
.foot-bottom{
  max-width:1180px; margin:24px auto 0; padding:20px 32px 0; border-top:1px solid var(--line);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
}
.foot-copy{font-family:'IBM Plex Mono', monospace; font-size:12px; color:var(--muted);}

/* ---------- SECTION LABEL ---------- */
.eyebrow{
  font-family:'IBM Plex Mono', monospace; font-size:12px; letter-spacing:0.12em;
  color:var(--gold); text-transform:uppercase; margin:0 0 14px;
  display:flex; align-items:center; gap:10px;
}
.eyebrow::before{content:''; width:22px; height:1px; background:var(--gold);}

section{padding:96px 0;}
h1,h2,h3{font-family:'Fraunces', serif; margin:0; color:var(--ink); font-weight:600;}

/* ---------- HERO ---------- */
.hero{padding:72px 0 100px;}
.hero-grid{display:grid; grid-template-columns:1.05fr 0.95fr; gap:60px; align-items:center;}
@media (max-width:960px){ .hero-grid{grid-template-columns:1fr;} }
.hero h1{ font-size:clamp(34px, 4.6vw, 54px); line-height:1.08; letter-spacing:-0.01em; }
.hero h1 em{
  font-style:normal; color:var(--gold);
  text-decoration:underline; text-decoration-thickness:2px; text-underline-offset:6px;
}
.hero p.sub{ font-size:17.5px; line-height:1.65; color:var(--ink-soft); max-width:520px; margin:22px 0 32px; }
.hero-ctas{display:flex; gap:16px; flex-wrap:wrap;}
.btn-primary{
  font-family:'IBM Plex Mono', monospace; font-weight:500; font-size:14px;
  background:var(--gold); color:var(--bg); padding:14px 24px;
  border-radius:var(--radius); text-decoration:none; border:1px solid var(--gold);
  display:inline-block;
}
.btn-primary:hover{background:transparent; color:var(--gold);}
.btn-secondary{
  font-family:'IBM Plex Mono', monospace; font-weight:500; font-size:14px;
  color:var(--ink); padding:14px 24px; border-radius:var(--radius);
  text-decoration:none; border:1px solid var(--line-strong);
  display:inline-block;
}
.btn-secondary:hover{border-color:var(--gold); color:var(--gold);}

/* ---------- BLUEPRINT / SCAN CARD ---------- */
.blueprint-card{
  background:var(--bg-panel); border:1px solid var(--line-strong); border-radius:6px; padding:20px; position:relative;
}
.blueprint-card .tag{
  position:absolute; top:-11px; left:20px; background:var(--gold); color:var(--bg);
  font-family:'IBM Plex Mono', monospace; font-size:11px; padding:3px 10px; border-radius:3px; letter-spacing:0.04em;
}
.callout-label{ font-family:'IBM Plex Mono', monospace; font-size:11px; fill:var(--ink-soft); }
.callout-value{ font-family:'IBM Plex Mono', monospace; font-size:11px; fill:var(--gold); font-weight:600; }

/* ---------- SPLIT / TEXT BLOCKS ---------- */
.split{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:start;}
@media (max-width:860px){ .split{grid-template-columns:1fr;} }
.split h2{font-size:clamp(26px,3.2vw,36px); line-height:1.18; margin-bottom:20px;}
.split p{font-size:15.5px; line-height:1.7; color:var(--ink-soft);}

/* ---------- PROCESS STRIP ---------- */
.process-strip{border-top:1px solid var(--line-strong); border-bottom:1px solid var(--line-strong); background:var(--bg-panel);}
.process-grid{display:grid; grid-template-columns:repeat(3,1fr);}
@media (max-width:860px){ .process-grid{grid-template-columns:1fr;} }
.process-step{padding:40px 36px; border-right:1px solid var(--line-strong);}
.process-grid .process-step:last-child{border-right:none;}
@media (max-width:860px){ .process-step{border-right:none; border-bottom:1px solid var(--line-strong);} }
.process-num{ font-family:'IBM Plex Mono', monospace; font-size:13px; color:var(--gold); font-weight:600; margin-bottom:16px; display:block; }
.process-step h3{font-size:19px; margin-bottom:10px;}
.process-step p{font-size:14.5px; color:var(--ink-soft); line-height:1.65; margin:0;}

/* ---------- METRICS ---------- */
.metrics-panel{
  background:var(--bg-panel-2); border:1px solid var(--line-strong); border-radius:8px; padding:56px; position:relative; overflow:hidden;
}
.metrics-panel::before{
  content:'PLATFORM SCALE · ILLUSTRATIVE'; position:absolute; top:20px; right:24px;
  font-family:'IBM Plex Mono', monospace; font-size:10px; letter-spacing:0.1em; color:var(--muted);
}
@media (max-width:640px){ .metrics-panel{padding:36px 24px;} }
.metrics-head{max-width:520px; margin-bottom:48px;}
.metrics-head h2{font-size:clamp(24px,3vw,30px);}
.metrics-head p{color:var(--ink-soft); font-size:15px; line-height:1.6; margin-top:12px;}
.metrics-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line-strong);}
@media (max-width:760px){ .metrics-grid{grid-template-columns:repeat(2,1fr);} }
.metric{background:var(--bg-panel-2); padding:28px 24px;}
.metric .num{ font-family:'IBM Plex Mono', monospace; font-size:clamp(26px,3.2vw,34px); font-weight:600; color:var(--ink); display:block; line-height:1; }
.metric .num span{color:var(--gold);}
.metric .label{font-size:13px; color:var(--ink-soft); margin-top:10px; line-height:1.5;}
.metric .bar{height:3px; background:var(--line-strong); margin-top:16px; position:relative; border-radius:2px; overflow:hidden;}
.metric .bar-fill{position:absolute; left:0; top:0; bottom:0; background:var(--gold); border-radius:2px;}

/* ---------- USE CASE / OUTPUT CARD ---------- */
.usecase{display:grid; grid-template-columns:0.9fr 1.1fr; gap:56px; align-items:start;}
@media (max-width:900px){ .usecase{grid-template-columns:1fr;} }
.usecase-copy h2{font-size:clamp(24px,3vw,32px); line-height:1.22; margin-bottom:18px;}
.usecase-copy p{font-size:15.5px; line-height:1.7; color:var(--ink-soft); margin-bottom:16px;}
.usecase-copy ul{padding-left:0; list-style:none; margin:24px 0 0;}
.usecase-copy li{ font-size:14px; color:var(--ink); padding:10px 0; border-top:1px solid var(--line); display:flex; gap:10px; }
.usecase-copy li:first-child{border-top:none;}
.usecase-copy li::before{content:'→'; color:var(--gold); font-weight:600;}

.output-card{ background:var(--bg-panel); border:1px solid var(--line-strong); border-radius:6px; overflow:hidden; }
.output-head{
  background:var(--bg-panel-2); color:var(--ink); padding:14px 20px; border-bottom:1px solid var(--line-strong);
  font-family:'IBM Plex Mono', monospace; font-size:12px; letter-spacing:0.04em; display:flex; justify-content:space-between;
}
.output-body{padding:24px;}
.output-row{ display:flex; justify-content:space-between; align-items:center; padding:12px 0; border-bottom:1px dashed var(--line-strong); font-size:13.5px; gap:12px; }
.output-row:last-child{border-bottom:none;}
.output-row .k{color:var(--ink-soft); font-family:'IBM Plex Mono', monospace; font-size:12px;}
.output-row .v{font-weight:600; color:var(--ink); font-family:'IBM Plex Mono', monospace; font-size:12px; text-align:right;}
.output-row .v.ok{color:var(--sage);}
.output-row .v.flag{color:var(--rust);}
.tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:16px;}
.pill{ font-family:'IBM Plex Mono', monospace; font-size:11px; padding:5px 10px; border:1px solid var(--line-strong); border-radius:20px; color:var(--ink-soft); }

/* ---------- CARDS GRID ---------- */
.cards-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line-strong); border:1px solid var(--line-strong); border-radius:6px; overflow:hidden;}
@media (max-width:900px){ .cards-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .cards-grid{grid-template-columns:1fr;} }
.card{background:var(--bg); padding:32px 26px;}
.card .icon{
  width:36px; height:36px; border:1.5px solid var(--gold); border-radius:50%;
  display:flex; align-items:center; justify-content:center; margin-bottom:20px;
  font-family:'IBM Plex Mono', monospace; font-size:14px; color:var(--gold); font-weight:600;
}
.card h3{font-size:16.5px; margin-bottom:10px; line-height:1.35;}
.card p{font-size:13.5px; color:var(--ink-soft); line-height:1.6; margin:0;}

/* ---------- section heading helper ---------- */
.section-head{font-size:clamp(26px,3.2vw,36px); font-weight:600; max-width:660px; margin-bottom:40px; font-family:'Fraunces',serif;}

/* ---------- CTA ---------- */
.cta-section{ background:var(--bg-panel); border:1px solid var(--line-strong); border-radius:8px; padding:64px 56px; text-align:center; }
@media (max-width:640px){ .cta-section{padding:44px 24px;} }
.cta-section h2{font-size:clamp(24px,3.2vw,34px); margin-bottom:14px;}
.cta-section p{font-size:15.5px; color:var(--ink-soft); max-width:480px; margin:0 auto 30px;}
.cta-buttons{display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--line-strong); padding:40px 0;}
.footer-inner{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px;}
footer .logo{font-size:16px;}
footer .foot-meta{font-family:'IBM Plex Mono', monospace; font-size:12.5px; color:var(--muted);}
footer .foot-links{display:flex; gap:20px;}
footer .foot-links a{font-size:13px; color:var(--ink-soft); text-decoration:none;}
footer .foot-links a:hover{color:var(--gold);}

/* ---------- GENERIC PAGE HEADER (for sub-pages) ---------- */
.page-header{padding:64px 0 40px; border-bottom:1px solid var(--line-strong);}
.page-header h1{font-size:clamp(32px,4vw,46px); line-height:1.1;}
.page-header p{font-size:16.5px; color:var(--ink-soft); max-width:640px; margin-top:16px; line-height:1.65;}

/* ---------- TABLE ---------- */
.table{width:100%; border-collapse:collapse; font-size:14px;}
.table th{
  text-align:left; font-family:'IBM Plex Mono', monospace; font-size:11.5px; letter-spacing:0.05em;
  color:var(--gold); text-transform:uppercase; padding:12px 16px; border-bottom:1px solid var(--line-strong);
}
.table td{padding:14px 16px; border-bottom:1px solid var(--line); color:var(--ink-soft); vertical-align:top;}
.table tr td:first-child{color:var(--ink); font-weight:500;}

/* ---------- TIMELINE / METHOD STEPS ---------- */
.method-list{list-style:none; margin:0; padding:0;}
.method-list li{
  display:grid; grid-template-columns:44px 1fr; gap:20px; padding:26px 0; border-top:1px solid var(--line);
}
.method-list li:first-child{border-top:none;}
.method-num{
  font-family:'IBM Plex Mono', monospace; color:var(--gold); font-size:14px; font-weight:600; padding-top:2px;
}
.method-body h3{font-size:17px; margin-bottom:8px;}
.method-body p{font-size:14.5px; color:var(--ink-soft); line-height:1.65; margin:0;}

/* ---------- NOTE / DISCLAIMER BOX ---------- */
.note-box{
  border:1px dashed var(--line-strong); border-radius:6px; padding:20px 24px; background:var(--bg-panel);
  font-size:13.5px; color:var(--ink-soft); line-height:1.6;
}
.note-box strong{color:var(--gold); font-family:'IBM Plex Mono', monospace; font-size:12px; letter-spacing:0.04em; display:block; margin-bottom:8px;}