@font-face { font-family:'DM Sans'; font-style:normal; font-weight:400 700; font-display:swap; src:url("abb29c2e-4a7d-4fec-b554-4a29abc36f27") format('woff2'); }
* { box-sizing:border-box; }
html, body { margin:0; background:#010301; color:#edf2ea; font-family:'DM Sans', Arial, sans-serif; scrollbar-width:none; scroll-behavior:smooth; }
html::-webkit-scrollbar, body::-webkit-scrollbar { display:none; }
a { color:inherit; }
.shell { max-width:1140px; margin:0 auto; padding:0 32px; }
.nav-link { color:rgba(237,242,234,0.58); font-size:14.5px; font-weight:500; text-decoration:none; }
.nav-link.active { color:#3ef278; }
.button-primary { background:#3ef278; color:#050a05; font-size:13.5px; font-weight:800; padding:9px 22px; border-radius:100px; border:0; cursor:pointer; font-family:inherit; text-decoration:none; display:inline-flex; align-items:center; justify-content:center; }
.button-ghost { background:transparent; color:rgba(237,242,234,0.65); font-size:14px; font-weight:500; padding:8px 14px; border:0; cursor:pointer; font-family:inherit; text-decoration:none; }
.fixed-glow-layer { position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden; }
.fixed-glow-layer::before {
  content:""; position:absolute; left:50%; top:42%; width:min(1080px, 96vw); height:690px; transform:translate(-50%, -50%);
  background:radial-gradient(ellipse at 34% 40%, rgba(62,242,120,0.18) 0%, rgba(62,242,120,0.055) 36%, transparent 66%), radial-gradient(ellipse at 72% 28%, rgba(92,208,255,0.12) 0%, rgba(92,208,255,0.035) 32%, transparent 62%), radial-gradient(ellipse at 58% 72%, rgba(255,201,77,0.08) 0%, rgba(255,201,77,0.025) 28%, transparent 58%);
  filter:blur(2px); opacity:0.92; animation:glowMorph 13s ease-in-out infinite;
}
@keyframes glowMorph {
  0%, 100% { transform:translate(-50%, -50%) rotate(-2deg) scale(1); }
  33% { transform:translate(-48%, -53%) rotate(3deg) scale(1.05, 0.96); }
  66% { transform:translate(-53%, -47%) rotate(-4deg) scale(0.97, 1.06); }
}
main, footer { position:relative; z-index:1; }
nav { position:fixed; top:0; left:0; right:0; z-index:200; backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px); background:rgba(6,13,7,0.78); border-bottom:1px solid rgba(255,255,255,0.06); }
.nav-shell { height:68px; display:flex; align-items:center; gap:0; }
.brand { display:flex; align-items:center; gap:10px; flex-shrink:0; margin-right:auto; text-decoration:none; }
.brand img { width:34px; height:34px; display:block; }
.brand span { font-weight:700; font-size:17px; letter-spacing:-0.3px; color:#fff; }
.nav-links { display:flex; align-items:center; gap:36px; margin-right:32px; }
.auth { display:flex; align-items:center; gap:10px; }
.pill { display:inline-flex; align-items:center; gap:8px; color:#3ef278; font-size:11px; font-weight:900; letter-spacing:1.8px; text-transform:uppercase; }
.pill::before { content:""; width:7px; height:7px; border-radius:999px; background:#3ef278; box-shadow:0 0 18px rgba(62,242,120,0.7); }
.article-hero { padding:146px 0 56px; }
.article-hero-grid { display:grid; grid-template-columns:minmax(0, 1.08fr) minmax(300px, 0.92fr); gap:34px; align-items:end; }
h1 { color:#fff; font-size:clamp(44px,5.8vw,74px); line-height:1.04; letter-spacing:-1.9px; margin:18px 0 18px; }
.hero-copy { color:rgba(237,242,234,0.6); font-size:18px; line-height:1.75; max-width:720px; margin:0; }
.stat-panel { border:1px solid rgba(255,255,255,0.085); border-radius:8px; background:linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.024)); box-shadow:0 30px 90px rgba(0,0,0,0.34); overflow:hidden; }
.stat-panel-head { height:42px; display:flex; align-items:center; gap:8px; padding:0 14px; border-bottom:1px solid rgba(255,255,255,0.075); background:rgba(1,3,1,0.44); color:rgba(237,242,234,0.44); font-size:12px; font-weight:900; letter-spacing:1px; }
.dot { width:9px; height:9px; border-radius:999px; background:rgba(237,242,234,0.18); }
.dot.green { background:#3ef278; box-shadow:0 0 16px rgba(62,242,120,0.65); }
.stat-panel-body { padding:22px; display:grid; gap:12px; }
.metric-row { display:grid; grid-template-columns:1fr auto; gap:14px; align-items:center; padding:14px; border:1px solid rgba(255,255,255,0.07); border-radius:8px; background:rgba(1,3,1,0.34); }
.metric-row span { color:rgba(237,242,234,0.52); font-size:13px; line-height:1.45; }
.metric-row strong { color:#fff; font-size:15px; }
.metric-row b { color:#3ef278; font-size:12px; text-transform:uppercase; letter-spacing:1px; }
.article-layout { display:grid; grid-template-columns:270px minmax(0,1fr); gap:52px; align-items:start; padding:22px 0 106px; }
.article-toc { position:sticky; top:96px; border-top:1px solid rgba(255,255,255,0.08); padding-top:18px; }
.article-toc-title { color:rgba(237,242,234,0.36); font-size:11px; font-weight:900; letter-spacing:1.2px; text-transform:uppercase; margin-bottom:14px; }
.article-toc a { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:12px 0; color:rgba(237,242,234,0.62); text-decoration:none; font-size:14px; font-weight:800; border-bottom:1px solid rgba(255,255,255,0.055); }
.article-toc a span { color:rgba(62,242,120,0.72); font-size:12px; }
.article-section { scroll-margin-top:92px; padding:34px 0; border-bottom:1px solid rgba(255,255,255,0.075); }
.section-kicker { color:#3ef278; font-size:11px; font-weight:900; letter-spacing:1.25px; text-transform:uppercase; margin-bottom:10px; }
.article-section h2 { color:#fff; font-size:clamp(26px,3vw,36px); letter-spacing:-0.8px; line-height:1.12; margin:0 0 12px; }
.article-section h3 { color:#fff; font-size:20px; letter-spacing:-0.35px; margin:26px 0 10px; }
.article-section p { color:rgba(237,242,234,0.58); font-size:15.5px; line-height:1.78; max-width:790px; margin:0 0 16px; }
.article-section ul, .article-section ol { margin:16px 0 0; padding:0; display:grid; gap:10px; max-width:820px; }
.article-section li { list-style:none; border:1px solid rgba(255,255,255,0.07); border-radius:8px; padding:14px 16px; color:rgba(237,242,234,0.58); line-height:1.62; background:rgba(255,255,255,0.024); }
.article-section li strong { color:#fff; }
.grid-2 { display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:12px; margin-top:18px; }
.lesson-card { border:1px solid rgba(255,255,255,0.075); border-radius:8px; background:rgba(255,255,255,0.027); padding:18px; min-height:140px; }
.lesson-card b { color:#fff; display:block; font-size:15px; margin-bottom:8px; }
.lesson-card p { font-size:13.5px; line-height:1.65; margin:0; color:rgba(237,242,234,0.52); }
.checklist { border:1px solid rgba(62,242,120,0.17); border-radius:8px; background:linear-gradient(135deg, rgba(62,242,120,0.08), rgba(92,208,255,0.035)); padding:22px; margin-top:20px; }
.checklist h3 { margin-top:0; }
.next-strip { margin-top:34px; display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.next-strip a { border:1px solid rgba(255,255,255,0.08); border-radius:8px; padding:18px; text-decoration:none; background:rgba(255,255,255,0.026); }
.next-strip span { display:block; color:rgba(237,242,234,0.42); font-size:11px; font-weight:900; text-transform:uppercase; letter-spacing:1px; margin-bottom:8px; }
.next-strip strong { color:#fff; font-size:16px; }
footer { border-top:1px solid rgba(255,255,255,0.06); padding:44px 0; }
footer a { color:rgba(237,242,234,0.52); text-decoration:none; }
.footer-shell { display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.footer-brand { display:flex; align-items:center; gap:10px; }
.footer-brand img { width:30px; height:30px; display:block; }
.footer-brand span { font-weight:700; font-size:16px; color:#fff; }
.footer-links { display:flex; gap:22px; flex-wrap:wrap; font-size:14px; }
@media (max-width: 980px) {
  .article-hero-grid, .article-layout { grid-template-columns:1fr; }
  .article-toc { position:static; display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:0 18px; }
  .article-toc-title { grid-column:1 / -1; }
}
@media (max-width: 760px) {
  .nav-links, .auth { display:none !important; }
  .shell { padding:0 20px; }
  .article-hero { padding-top:126px; }
  .grid-2, .article-toc, .next-strip { grid-template-columns:1fr; }
}