:root{
  --bg:#0b1a17; --surface:#0f1413; --line:#20302a;
  --accent:#f5c542; --text:#f3f0e6; --muted:#a8b3a6
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif}
.tartan{
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,.12) 0 2px, transparent 2px 20px),
    repeating-linear-gradient(90deg, rgba(0,0,0,.12) 0 2px, transparent 2px 20px),
    linear-gradient(135deg,#0d2a24,#0b1a17);
  min-height:100vh;
}

/* NAV */
.nav{position:sticky;top:0;backdrop-filter:blur(6px);border-bottom:1px solid #1a2722;background:rgba(15,20,19,.6);z-index:10}
.nav-wrap{max-width:1120px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 16px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:36px;height:36px;border-radius:8px;border:2px solid var(--accent);background:#000}
.brand-name{font-weight:900;letter-spacing:.02em}
.links a{color:var(--text);text-decoration:none;margin:0 8px;font-weight:600}
.links a:hover{opacity:.85}

/* LAYOUT */
.container{max-width:1120px;margin:0 auto;padding:24px}
.hero{text-align:center;padding:56px 0}
.lead{color:var(--muted);font-size:18px;max-width:70ch;margin:12px auto 0}
.cta{display:flex;gap:12px;justify-content:center;margin-top:18px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:12px;text-decoration:none;background:#111;border:1px solid #333;color:var(--text);font-weight:800;cursor:pointer}
.btn.primary{background:var(--accent);color:#201500;border:none}
.btn.copy{background:#121a18;border:1px solid #2a3a35}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn:hover{transform:translateY(-1px);transition:transform .1s ease}

/* SECTIONS */
.section{padding:32px 0;border-top:1px solid #1a2722}
h1{font-size:42px;margin:0 0 6px}
h2{font-size:28px;margin:0 0 12px}
h3{font-size:18px;margin:0 0 6px}
p{margin:0 0 10px}
.muted{color:var(--muted)}
.small{font-size:13px}

/* CARDS / GRIDS */
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:12px}
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:14px}

/* CA PANEL */
.panel{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.12);border-radius:16px;padding:18px;margin:18px 0;box-shadow:0 8px 24px rgba(0,0,0,.35)}
.panel-header .kicker{letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:#cdbf87;font-size:12px}
.panel-body{display:flex;gap:10px;margin-top:10px}
.input{flex:1;padding:14px 12px;border-radius:12px;border:1px solid #2a3a35;background:#0e1513;color:var(--text);font-family:ui-monospace,Menlo,Consolas,monospace;font-size:16px}
.badges{display:flex;gap:10px;margin-top:10px}
.chip{display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;border:1px solid #2a3a35;background:#121a18;color:var(--text);text-decoration:none;font-weight:700}

/* FOOTER */
.footer{padding:30px 0;color:#7d8b83;font-size:14px;text-align:center;border-top:1px solid #1a2722;margin-top:28px}