:root{
  --black:#0a0a0a;
  --black-2:#111110;
  --black-3:#171714;
  --line:#262420;
  --white:#fafaf9;
  --gray-100:#e7e5df;
  --gray-300:#a8a59a;
  --gray-400:#7c7a70;
  --gray-500:#57554c;
  --accent:#c8ff00;
  --accent-dim:#9ecc00;
  --danger:#ff6b4a;
  --max:1140px;
  --font:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--black);
  color:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"ss01","cv11";
}
::selection{background:var(--accent);color:var(--black)}
a{color:var(--white);text-decoration:none;border-bottom:1px solid rgba(200,255,0,.35);transition:border-color .15s}
a:hover{border-bottom-color:var(--accent)}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}

/* NAV */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,10,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 0}
.brand{display:flex;align-items:center;gap:10px}
.brand a{
  border:none;font-weight:800;font-size:1.02rem;letter-spacing:-.01em;color:var(--white);
  display:flex;align-items:center;gap:10px;
}
.brand-dot{width:10px;height:10px;border-radius:2px;background:var(--accent);box-shadow:0 0 18px rgba(200,255,0,.7)}
.nav-links{display:flex;flex-wrap:wrap;gap:22px}
.nav-links a{color:var(--gray-300);font-size:.92rem;border:none;font-weight:500}
.nav-links a:hover{color:var(--white)}

/* HERO */
.hero{padding:88px 0 56px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(900px 380px at 15% 0%,rgba(200,255,0,.07),transparent 60%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--black-2);
  font-size:.78rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--gray-300);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero h1{
  margin:22px 0 18px;
  font-size:clamp(2.6rem,6.2vw,5rem);
  line-height:1;letter-spacing:-.035em;font-weight:800;
}
.hero h1 .accent{color:var(--accent)}
.hero .lede{
  max-width:780px;font-size:clamp(1.08rem,1.6vw,1.28rem);
  color:var(--gray-300);margin:0 0 32px;
}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 22px;border-radius:10px;font-weight:700;font-size:.96rem;
  border:1px solid transparent;transition:transform .15s ease,background .15s;
}
.btn:hover{transform:translateY(-1px);border-bottom:1px solid transparent}
.btn.primary{background:var(--accent);color:var(--black);border-color:var(--accent)}
.btn.primary:hover{background:#d6ff3d}
.btn.secondary{background:transparent;color:var(--white);border-color:var(--line)}
.btn.secondary:hover{border-color:var(--gray-400);background:var(--black-2)}
.btn .arrow{font-size:1.1em;line-height:1}

/* STAT STRIP */
.stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  margin-top:48px;border:1px solid var(--line);border-radius:14px;
  background:var(--black-2);overflow:hidden;
}
.stat{padding:22px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .k{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--gray-400);font-weight:600}
.stat .v{display:block;font-size:1.28rem;font-weight:700;margin-top:6px;color:var(--white);font-family:var(--mono)}
.stat .v .unit{color:var(--gray-300);font-size:.82em;font-weight:500;margin-left:4px}

/* SECTIONS */
.section{padding:72px 0;border-bottom:1px solid var(--line)}
.section-head{margin-bottom:36px;max-width:760px}
.kicker{
  display:inline-block;font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;
  color:var(--accent);font-weight:700;margin-bottom:14px;
}
.section h2{
  font-size:clamp(1.85rem,3.6vw,2.7rem);line-height:1.08;letter-spacing:-.025em;
  margin:0 0 14px;font-weight:800;
}
.section .sub{color:var(--gray-300);font-size:1.04rem;max-width:680px;margin:0}

/* TOPIC GRID */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.topic{
  padding:26px;border:1px solid var(--line);border-radius:14px;
  background:var(--black-2);transition:border-color .15s,transform .15s;
  display:flex;flex-direction:column;
}
.topic:hover{border-color:rgba(200,255,0,.4);transform:translateY(-2px)}
.topic .num{
  font-family:var(--mono);font-size:.78rem;color:var(--accent);
  font-weight:600;letter-spacing:.06em;margin-bottom:14px;
}
.topic h3{margin:0 0 10px;font-size:1.2rem;letter-spacing:-.01em;font-weight:700}
.topic p{margin:0 0 18px;color:var(--gray-300);font-size:.95rem;flex:1}
.topic .go{color:var(--accent);font-size:.9rem;font-weight:600;border:none}
.topic .go:hover{color:#d6ff3d}

/* KEYWORD CHIPS */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip{
  display:inline-block;padding:8px 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--black-2);
  color:var(--gray-100);font-size:.85rem;font-weight:500;
}
.chip:hover{border-color:var(--accent);color:var(--white)}

/* ARTICLE */
.content{padding:56px 0 80px}
.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.article{max-width:100%}
.breadcrumb{font-size:.84rem;color:var(--gray-400);margin-bottom:22px}
.breadcrumb a{color:var(--gray-300);border:none}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{margin:0 8px;color:var(--gray-500)}
.article h1{font-size:clamp(2.1rem,4.4vw,3.3rem);line-height:1.05;letter-spacing:-.03em;margin:0 0 16px;font-weight:800}
.article .lede{font-size:1.12rem;color:var(--gray-300);margin:0 0 36px;max-width:70ch}
.article h2{
  font-size:1.55rem;letter-spacing:-.015em;margin:44px 0 14px;font-weight:800;
  padding-top:6px;
}
.article h3{font-size:1.14rem;margin:28px 0 10px;font-weight:700}
.article p{margin:0 0 16px;color:var(--gray-100);max-width:72ch}
.article ul,.article ol{padding-left:22px;margin:0 0 18px;color:var(--gray-100)}
.article li{margin:8px 0}
.article li::marker{color:var(--accent)}
.article strong{color:var(--white);font-weight:700}

/* TABLES */
.table-wrap{overflow-x:auto;margin:22px 0 26px;border:1px solid var(--line);border-radius:12px;background:var(--black-2)}
table{width:100%;border-collapse:collapse;font-size:.94rem}
thead th{
  text-align:left;padding:14px 16px;background:var(--black-3);
  font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;
  color:var(--gray-300);font-weight:700;border-bottom:1px solid var(--line);
}
tbody td{padding:14px 16px;border-bottom:1px solid var(--line);color:var(--gray-100);vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(200,255,0,.02)}

/* CALLOUT */
.callout{
  margin:26px 0;padding:22px 24px;border-radius:12px;
  background:var(--black-2);border:1px solid var(--line);
  border-left:3px solid var(--accent);
}
.callout.warn{border-left-color:var(--danger)}
.callout h3{margin:0 0 8px;font-size:1.02rem;font-weight:700}
.callout p{margin:0;color:var(--gray-300);font-size:.94rem}

/* FAQ */
.faq{margin-top:30px}
.faq details{
  border:1px solid var(--line);border-radius:10px;
  background:var(--black-2);margin-bottom:10px;padding:0;
}
.faq summary{
  list-style:none;cursor:pointer;padding:16px 20px;
  font-weight:600;color:var(--white);font-size:1rem;
  display:flex;justify-content:space-between;align-items:center;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:1.3rem;font-weight:400}
.faq details[open] summary::after{content:"−"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .a{padding:16px 20px;color:var(--gray-300);font-size:.96rem}
.faq .a p{margin:0 0 10px;max-width:none}
.faq .a p:last-child{margin:0}

/* SIDEBAR */
.sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:18px}
.sidecard{
  padding:22px;border:1px solid var(--line);border-radius:14px;background:var(--black-2);
}
.sidecard h3{
  margin:0 0 14px;font-size:.78rem;text-transform:uppercase;
  letter-spacing:.1em;color:var(--gray-400);font-weight:700;
}
.sidecard ul{list-style:none;padding:0;margin:0}
.sidecard li{margin:0;border-bottom:1px solid var(--line)}
.sidecard li:last-child{border-bottom:none}
.sidecard li a{
  display:block;padding:11px 0;color:var(--gray-100);font-size:.93rem;border:none;
}
.sidecard li a:hover{color:var(--accent)}
.cta-card{
  padding:24px;border-radius:14px;
  background:linear-gradient(180deg,rgba(200,255,0,.08),rgba(200,255,0,.02));
  border:1px solid rgba(200,255,0,.3);
}
.cta-card h3{margin:0 0 10px;font-size:1.08rem;color:var(--white);letter-spacing:-.01em;font-weight:700}
.cta-card p{margin:0 0 16px;color:var(--gray-300);font-size:.9rem}
.cta-card .btn{width:100%;justify-content:center;padding:12px 18px;font-size:.9rem}

/* TAKEAWAYS */
.takeaways{
  margin:0 0 32px;padding:22px 26px;border:1px solid var(--line);
  border-radius:14px;background:var(--black-2);
}
.takeaways .label{
  font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;
  color:var(--accent);font-weight:700;margin-bottom:12px;display:block;
}
.takeaways ul{margin:0;padding-left:20px}
.takeaways li{color:var(--gray-100);margin:6px 0;font-size:.96rem}

/* FOOTER */
.footer{padding:52px 0 70px;border-top:1px solid var(--line);background:var(--black-2);margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px}
.footer h4{
  font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;
  color:var(--gray-400);font-weight:700;margin:0 0 14px;
}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:8px 0}
.footer a{color:var(--gray-300);font-size:.92rem;border:none}
.footer a:hover{color:var(--accent)}
.footer .about{color:var(--gray-400);font-size:.88rem;max-width:320px;line-height:1.6}
.disclaimer{
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
  color:var(--gray-500);font-size:.8rem;max-width:900px;line-height:1.6;
}

@media (max-width:900px){
  .topic-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:none}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .content-grid{grid-template-columns:1fr;gap:32px}
  .sidebar{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-links{gap:16px;font-size:.88rem}
  .nav-links a{font-size:.86rem}
  .hero{padding:64px 0 40px}
  .section{padding:52px 0}
}
@media (max-width:560px){
  .stats{grid-template-columns:1fr}
  .stat{border-right:none!important;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:none}
  .footer-grid{grid-template-columns:1fr}
  .nav-links{display:none}
}