:root{
  --bg:#0b0f17;--bg2:#111827;--card:#151d2c;--line:#243047;
  --text:#e8edf5;--muted:#9aa6b8;--accent:#f7b733;--accent2:#22d3a6;--down:#f05d6c;
  --radius:14px;--max:1100px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header.nav{position:sticky;top:0;z-index:20;background:rgba(11,15,23,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--text)}
.brand:hover{text-decoration:none}
.brand .logo{width:32px;height:32px}
.brand span b{color:var(--accent)}
.links{display:flex;gap:6px;align-items:center}
.links a{color:var(--muted);padding:8px 12px;border-radius:8px;font-weight:500;font-size:.95rem}
.links a:hover,.links a.active{color:var(--text);background:var(--card);text-decoration:none}
.links a.x{color:var(--text);border:1px solid var(--line)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:6px 10px;font-size:1.1rem}
@media(max-width:760px){
  .menu-btn{display:block}
  .links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--bg2);border-bottom:1px solid var(--line);padding:10px 16px}
  .links.open{display:flex}
}
.ticker{background:var(--bg2);border-bottom:1px solid var(--line);overflow:hidden;white-space:nowrap;font-size:.85rem}
.ticker-track{display:inline-block;padding:8px 0;animation:scroll 40s linear infinite}
.ticker-item{display:inline-block;margin:0 22px;color:var(--muted)}
.ticker-item b{color:var(--text);margin-right:6px}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){.ticker-track{animation:none}}
.hero{padding:80px 0 60px;text-align:center;background:radial-gradient(ellipse at top,rgba(247,183,51,.12),transparent 60%)}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.15;font-weight:800;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{color:var(--muted);font-size:1.15rem;max-width:620px;margin:18px auto 30px}
.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:700;border:1px solid var(--line);color:var(--text);background:var(--card)}
.btn:hover{text-decoration:none;border-color:var(--accent)}
.btn.primary{background:var(--accent);color:#1a1300;border-color:var(--accent)}
section{padding:56px 0}
.page-head{padding:56px 0 20px}
.page-head h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800}
.page-head p{color:var(--muted);max-width:640px;margin-top:8px}
h2{font-size:1.7rem;margin-bottom:8px}
.sub{color:var(--muted);margin-bottom:28px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{font-size:1.1rem;margin-bottom:6px}
.card p{color:var(--muted);font-size:.95rem}
.card .icon{font-size:1.6rem;margin-bottom:10px}
.tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--accent2);margin-bottom:8px}
a.card{color:inherit;display:block;transition:border-color .15s,transform .15s}
a.card:hover{text-decoration:none;border-color:var(--accent);transform:translateY(-2px)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;min-width:560px}
th,td{padding:14px 16px;text-align:right;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
th{color:var(--muted);font-weight:600;font-size:.82rem;text-transform:uppercase;background:var(--bg2)}
th:nth-child(-n+2),td:nth-child(-n+2){text-align:left}
tr:last-child td{border-bottom:none}
td .coin{display:flex;align-items:center;gap:10px;font-weight:600}
td .coin img{width:24px;height:24px}
td .sym{color:var(--muted);font-weight:500;text-transform:uppercase;font-size:.85rem}
.up{color:var(--accent2)}.down{color:var(--down)}
.note{color:var(--muted);font-size:.85rem;margin-top:12px}
.lesson{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;margin-bottom:22px;scroll-margin-top:84px}
.lesson h2{font-size:1.4rem}
.lesson p,.lesson li{color:#c8d1df;margin-top:10px}
.lesson ul{padding-left:20px}
.lesson .takeaway{margin-top:16px;padding:12px 16px;border-left:3px solid var(--accent);background:rgba(247,183,51,.07);border-radius:6px;color:var(--text)}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.toc a{background:var(--card);border:1px solid var(--line);color:var(--text);padding:6px 12px;border-radius:999px;font-size:.88rem}
.search{width:100%;padding:14px 16px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--text);font-size:1rem;margin-bottom:22px}
.search:focus{outline:2px solid var(--accent);border-color:transparent}
.term{padding:18px 0;border-bottom:1px solid var(--line)}
.term h3{font-size:1.05rem}
.term p{color:var(--muted);margin-top:4px}
.cta{background:linear-gradient(135deg,#1b2436,#141b29);border:1px solid var(--line);border-radius:var(--radius);padding:40px;text-align:center}
.cta p{color:var(--muted);margin:8px 0 20px}
footer{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:.88rem;margin-top:40px}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--muted)}
.disclaimer{font-size:.8rem;color:#6f7b8f;margin-top:10px;max-width:700px}
td.empty{text-align:center;color:var(--muted)}
.lesson h2.mt{margin-top:22px}
.notfound{text-align:center;padding:100px 20px}
.notfound p{margin:12px auto 24px}
[hidden]{display:none!important}