/* LTB Performance Group — design system (V1 staging)
   Dark/charcoal premium. Strong typography. Proof-first. Restrained. */
:root{
  --bg:#0c0e11;
  --bg-2:#12151a;
  --bg-3:#181d24;
  --line:#242b35;
  --text:#f2f4f7;
  --muted:#9aa4b2;
  --faint:#6b7482;
  --accent:#d9a441;          /* muted brass — used sparingly */
  --accent-soft:rgba(217,164,65,.12);
  --good:#7fd08a;
  --radius:10px;
  --max:1180px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(12,14,17,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-in{display:flex;align-items:center;justify-content:space-between;height:68px}
.wordmark{font-weight:800;letter-spacing:.14em;font-size:15px}
.wordmark span{color:var(--accent)}
.nav{display:flex;gap:26px;align-items:center}
.nav a{font-size:14px;color:var(--muted);font-weight:500;letter-spacing:.02em}
.nav a:hover{color:var(--text)}
.nav a.active{color:var(--text)}
.header-ctas{display:flex;gap:10px}
.btn{
  display:inline-block;font-weight:700;font-size:14px;letter-spacing:.04em;
  padding:12px 22px;border-radius:8px;border:1px solid transparent;
  cursor:pointer;transition:transform .15s ease,opacity .15s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#141414}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--accent)}
.btn-sm{padding:9px 16px;font-size:13px}
.menu-toggle{display:none;background:none;border:0;color:var(--text);font-size:24px;cursor:pointer}

/* ---------- hero ---------- */
.hero{padding:96px 0 64px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 420px at 15% -10%,rgba(217,164,65,.09),transparent 60%),
    radial-gradient(700px 380px at 90% 110%,rgba(90,120,180,.07),transparent 60%);
}
.eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.28em;color:var(--accent);
  text-transform:uppercase;margin-bottom:18px;
}
h1{
  font-size:clamp(42px,7vw,84px);font-weight:800;letter-spacing:-.02em;line-height:1.02;
}
.hero-sub{font-size:clamp(20px,3vw,30px);font-weight:600;color:var(--text);margin-top:14px}
.hero-line{color:var(--muted);font-size:18px;max-width:640px;margin-top:16px}
.hero-ctas{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}

/* ---------- proof bar ---------- */
.proof-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:56px 0 0;
}
.proof{background:var(--bg-2);padding:28px 24px}
.proof .num{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-.02em;color:var(--text)}
.proof .num em{font-style:normal;color:var(--accent)}
.proof .lbl{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5}

/* ---------- sections ---------- */
.section{padding:72px 0}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kicker{font-size:12px;font-weight:700;letter-spacing:.24em;color:var(--accent);text-transform:uppercase;margin-bottom:14px}
h2{font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-.02em;line-height:1.1;margin-bottom:16px}
.lede{color:var(--muted);font-size:18px;max-width:680px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.card{
  background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;display:flex;flex-direction:column;gap:12px;
}
.card h3{font-size:19px;font-weight:700}
.card p{color:var(--muted);font-size:15px}
.card .meta{font-size:12.5px;color:var(--faint);margin-top:auto;padding-top:8px;border-top:1px solid var(--line)}
.path-card{padding:36px}
.path-card .btn{margin-top:8px;align-self:flex-start}

/* pillars */
.pillar-num{font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.18em}

/* case study */
.cs-flow{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:20px 0;
  font-weight:700;font-size:15px;
}
.cs-flow .step{background:var(--bg-3);border:1px solid var(--line);border-radius:8px;padding:10px 16px}
.cs-flow .arrow{color:var(--accent);font-weight:800}
.cs-stats{display:flex;gap:28px;flex-wrap:wrap;margin-top:8px}
.cs-stats .stat .n{font-size:28px;font-weight:800}
.cs-stats .stat .l{font-size:13px;color:var(--muted)}
.shot{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:28px;
  background:#000;
}
.shot img{width:100%}
.shot figcaption{font-size:13px;color:var(--muted);padding:12px 18px;background:var(--bg-2);border-top:1px solid var(--line)}

/* shop */
.disclosure{
  background:var(--accent-soft);border:1px solid rgba(217,164,65,.35);border-radius:var(--radius);
  padding:18px 22px;font-size:14px;color:var(--text);margin:24px 0 8px;
}
.disclosure strong{color:var(--accent)}
.cat-block{margin-top:56px}
.cat-block h3{font-size:22px;font-weight:800;margin-bottom:4px;display:flex;align-items:center;gap:12px}
.cat-count{font-size:13px;color:var(--faint);font-weight:500}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
.product{
  background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;display:flex;flex-direction:column;gap:10px;position:relative;
}
.product .badge{
  position:absolute;top:-11px;left:22px;background:var(--accent);color:#141414;
  font-size:11px;font-weight:800;letter-spacing:.08em;padding:4px 12px;border-radius:20px;
  text-transform:uppercase;
}
.product .cat{font-size:12px;color:var(--faint);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.product h4{font-size:18px;font-weight:700;line-height:1.3}
.product .rec{font-size:14.5px;color:var(--text);border-left:3px solid var(--accent);padding-left:12px;font-style:italic}
.product ul{list-style:none;display:flex;flex-direction:column;gap:6px}
.product ul li{font-size:14px;color:var(--muted);padding-left:18px;position:relative}
.product ul li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.product .evidence{font-size:12.5px;color:var(--faint);border-top:1px solid var(--line);padding-top:10px;margin-top:auto}
.product .btn{margin-top:6px;text-align:center}
.product .paid-link{display:block;font-size:12px;color:var(--faint);text-align:center;margin-top:4px}
.disclosure-line{font-size:13px;color:var(--muted);margin-top:22px}
.disclosure-line a{color:var(--accent)}
/* Headshot slot: reserved frame for Lee's approved real headshot (about page).
   Swap the placeholder for <img src="/assets/lee-headshot.jpg" alt="Lee Black"> at launch. */
.headshot-slot{
  width:230px;aspect-ratio:3/4;border-radius:var(--radius);
  border:1px dashed rgba(217,164,65,.5);background:var(--bg-3);
  display:flex;align-items:center;justify-content:center;text-align:center;
  color:var(--faint);font-size:13px;padding:16px;margin-top:28px;
}

/* results */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.stat{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.stat .n{font-size:clamp(24px,3vw,36px);font-weight:800;letter-spacing:-.02em}
.stat .n em{font-style:normal;color:var(--accent)}
.stat .l{font-size:13.5px;color:var(--muted);margin-top:6px}
.bars{display:flex;align-items:flex-end;gap:6px;height:220px;margin-top:32px;padding:0 4px}
.bar{flex:1;background:linear-gradient(180deg,var(--accent),rgba(217,164,65,.25));border-radius:4px 4px 0 0;min-height:4px;position:relative}
.bar.peak{background:linear-gradient(180deg,#f0c464,rgba(217,164,65,.35))}
.bar-lbls{display:flex;gap:6px;margin-top:10px}
.bar-lbls span{flex:1;font-size:10.5px;color:var(--faint);text-align:center;transform:rotate(0)}
.method{font-size:13.5px;color:var(--faint);margin-top:20px;max-width:760px}

/* form */
.form-card{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:36px;max-width:680px;margin-top:32px}
.field{margin-bottom:20px}
.field label{display:block;font-size:13px;font-weight:700;letter-spacing:.06em;margin-bottom:8px;color:var(--muted);text-transform:uppercase}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:8px;
  color:var(--text);padding:13px 15px;font-size:15px;font-family:var(--font);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field textarea{min-height:130px;resize:vertical}
.form-note{font-size:13px;color:var(--faint);margin-top:14px}
.form-status{margin-top:16px;font-size:15px;font-weight:600;display:none}
.form-status.ok{display:block;color:var(--good)}
.form-status.err{display:block;color:#e07a7a}

/* footer */
footer{border-top:1px solid var(--line);padding:48px 0 32px;margin-top:40px}
.footer-grid{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.footer-grid .col h5{font-size:12px;letter-spacing:.18em;color:var(--faint);margin-bottom:12px;text-transform:uppercase}
.footer-grid .col a{display:block;font-size:14px;color:var(--muted);margin-bottom:8px}
.footer-grid .col a:hover{color:var(--text)}
.copyright{font-size:13px;color:var(--faint);margin-top:36px;padding-top:20px;border-top:1px solid var(--line)}

/* cta band */
.cta-band{background:linear-gradient(180deg,var(--bg-2),var(--bg-3));border-top:1px solid var(--line);padding:80px 0;text-align:center}
.cta-band h2{max-width:640px;margin:0 auto 16px}
.cta-band p{color:var(--muted);max-width:560px;margin:0 auto 28px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* responsive */
@media(max-width:960px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .proof-bar{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .nav,.header-ctas{display:none}
  .menu-toggle{display:block}
  .nav.open{
    display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:18px 24px 24px;
    gap:16px;align-items:flex-start;
  }
  .nav.open+.header-ctas,.header-ctas.open{display:flex;position:absolute;top:300px;left:24px;right:24px;flex-direction:column}
  .grid-2,.grid-3,.grid-4,.product-grid,.stat-grid{grid-template-columns:1fr}
  .proof-bar{grid-template-columns:1fr 1fr}
  .hero{padding:64px 0 48px}
  .section{padding:52px 0}
  .form-card{padding:24px}
}