/* Chain Tracker site — shared styles */
:root{
  --navy:#0b1520; --navy-2:#13202d; --ink:#1b2430; --body:#3a4552; --muted:#5b6672;
  --line:#dfe3e8; --paper:#ffffff; --tint:#f6f3ec; --amber:#b45309; --amber-bright:#e0a526;
  --amber-tint:#fdf4e7; --good:#15803d; --bad:#b42318;
  --serif:"Source Serif 4",Georgia,serif; --sans:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Consolas,monospace; --wrap:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--body);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--amber)}a:hover{color:#92400e}
h1,h2,h3{color:var(--ink);line-height:1.15;text-wrap:balance;margin:0}
h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.3rem,5vw,3.6rem)}
h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.7rem,3.2vw,2.3rem)}
h3{font-size:1.1rem;font-weight:650}
p{margin:0;text-wrap:pretty}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.eyebrow{font:700 .78rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--amber)}
.lead{font-size:1.15rem;color:var(--body);max-width:640px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:12px;background:#fff;padding:8px 12px;z-index:9}

/* header */
.site-head{background:var(--navy);color:#e8edf2;position:sticky;top:0;z-index:5;border-bottom:1px solid #22303e}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;letter-spacing:.14em;font-size:.95rem}
.brand:hover{color:#fff}
.brand svg{flex:none}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{color:#c9d3dd;text-decoration:none;padding:10px 12px;border-radius:6px;font-weight:500;font-size:.95rem}
.nav a:hover{color:#fff;background:var(--navy-2)}
.nav a[aria-current=page]{color:var(--amber-bright)}
.nav a.cta{background:var(--amber-bright);color:#1b1305;font-weight:650;margin-left:6px}
.nav a.cta:hover{background:#f0b839}

/* hero */
.hero{background:var(--navy);color:#dfe6ee;padding:72px 0 88px;position:relative;overflow:hidden}
.hero h1{color:#fff;margin:14px 0 18px}
.hero .lead{color:#b9c5d1}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center}
.hero-shot{border-radius:12px;border:1px solid #2a3a4c;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:8px;font-weight:650;text-decoration:none;border:1.5px solid transparent}
.btn-primary{background:var(--amber-bright);color:#1b1305}.btn-primary:hover{background:#f0b839;color:#1b1305}
.btn-ghost{border-color:#465a6e;color:#e8edf2}.btn-ghost:hover{border-color:#8193a6;color:#fff}
.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:var(--navy-2);color:#fff}
.btn-line{border-color:var(--line);color:var(--ink)}.btn-line:hover{border-color:var(--muted);color:var(--ink)}

/* sections */
section.band{padding:80px 0}
section.band.tint{background:var(--tint)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{margin:10px 0 14px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}
.card h3{margin:14px 0 8px}
.card p{font-size:.97rem}
.icon{width:42px;height:42px;border-radius:10px;background:var(--amber-tint);display:flex;align-items:center;justify-content:center;color:var(--amber)}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.step{position:relative;padding-top:56px}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:0;left:0;width:40px;height:40px;border-radius:50%;background:var(--navy);color:#fff;font:700 1rem/40px var(--sans);text-align:center}
.step h3{margin-bottom:6px}
.list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.list li{display:flex;gap:12px;align-items:flex-start}
.list svg{flex:none;margin-top:4px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.figure{margin:0}
.figure img{border-radius:10px;border:1px solid var(--line)}
.figure figcaption{font-size:.88rem;color:var(--muted);margin-bottom:10px}
.note{border:1px solid #e9c98a;background:var(--amber-tint);border-radius:10px;padding:14px 18px;font-size:.95rem;color:#5c3b0a}
.demo-tag{display:inline-block;font:700 .72rem/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#7c2d12;background:var(--amber-tint);border:1px solid #e9c98a;border-radius:999px;padding:6px 10px}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
.plan{display:flex;flex-direction:column;gap:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px}
.plan.featured{border:2px solid var(--amber);box-shadow:0 18px 40px rgba(180,83,9,.10)}
.plan .tag{align-self:flex-start;font:700 .72rem/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;background:var(--amber);color:#fff;border-radius:999px;padding:6px 10px}
.price{font:600 2.2rem/1 var(--serif);color:var(--ink)}
.price small{font:500 .95rem var(--sans);color:var(--muted)}
.plan ul{margin:0;padding:0;list-style:none;display:grid;gap:10px;font-size:.96rem}
.plan li{display:flex;gap:10px}
.plan li::before{content:"";flex:none;width:18px;height:18px;margin-top:3px;border-radius:50%;background:var(--amber-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23b45309' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.plan .btn{margin-top:auto}
table.rates{width:100%;border-collapse:collapse;font-size:.97rem}
table.rates th,table.rates td{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line)}
table.rates th{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
table.rates td.num{text-align:right;font-weight:650;color:var(--ink);white-space:nowrap}
.faq{display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 20px}
.faq summary{cursor:pointer;font-weight:650;color:var(--ink)}
.faq details p{margin-top:10px}

/* report anatomy */
.anatomy{display:grid;gap:56px}
.anatomy .row{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:center}
.anatomy .row:nth-child(even) .text{order:2}
.num-badge{display:inline-flex;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;align-items:center;justify-content:center;margin-bottom:12px}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:20px}
.stat{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff}
.stat .k{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.stat .v{font:600 1.3rem var(--sans);color:var(--ink);font-variant-numeric:tabular-nums;margin-top:4px}

/* cta + footer */
.cta-band{background:var(--navy);color:#cfd8e1;padding:64px 0}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff}
.site-foot{background:#081019;color:#93a2b1;padding:40px 0;font-size:.9rem}
.site-foot .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.site-foot a{color:#c9d3dd}
.site-foot .fine{max-width:560px;margin-top:10px;font-size:.84rem;color:#7d8c9b}

@media (max-width:900px){
  .hero-grid,.split,.anatomy .row,.grid-2{grid-template-columns:minmax(0,1fr)}
  .anatomy .row:nth-child(even) .text{order:0}
  .grid-3,.steps,.plans{grid-template-columns:minmax(0,1fr)}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero{padding:48px 0 56px}
  section.band{padding:56px 0}
  .site-head{position:static}
}
@media (max-width:520px){
  .grid-4,.stat-row{grid-template-columns:minmax(0,1fr)}
  table.rates th,table.rates td{padding:12px 6px}
  table.rates th:nth-child(2),table.rates td:nth-child(2){display:none}
  .nav a{padding:8px 9px}
}