:root{--bg:#0c1015;--panel:#121821;--panel2:#171f2a;--ink:#f4f6f8;--muted:#9ba8b7;--accent:#d7a84a;--line:#263241;--ok:#83d4a1}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--ink);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.65}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;max-width:1220px;margin:auto;padding:24px 28px;display:flex}a{color:inherit}.brand{letter-spacing:.16em;white-space:nowrap;font-weight:850;text-decoration:none}.topbar nav{align-items:center;gap:24px;display:flex}.topbar nav a{color:var(--muted);font-size:14px;text-decoration:none}.topbar nav .nav-register{background:var(--accent);color:#17120a;border-radius:7px;padding:8px 12px;font-weight:800}.shell{max-width:1120px;margin:auto;padding:72px 28px}.hero{padding-top:110px;padding-bottom:110px}.academy-hero{isolation:isolate;background-image:url(/hero.jpg);background-position:50% 42%;background-size:cover;align-items:flex-end;min-height:clamp(620px,78vh,900px);display:flex;position:relative}.academy-hero-overlay{z-index:-1;background:linear-gradient(#05080c14 0%,#05080c2e 34%,#05080cb8 72%,#05080cf5 100%);position:absolute;inset:0}.academy-hero-content{width:100%;padding-top:240px;padding-bottom:64px}.academy-hero-content h1{text-shadow:0 2px 18px #0000008c;max-width:900px}.academy-hero-content .lede{color:#d7dee7;text-shadow:0 1px 10px #000000b3}.academy-hero-content .button.secondary{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#080c1194}.hero-free-note{color:var(--ok);margin:14px 0 0;font-weight:750}.eyebrow{letter-spacing:.17em;color:var(--accent);font-size:12px;font-weight:800}h1,h2,h3{line-height:1.08}h1{letter-spacing:-.045em;max-width:920px;margin:18px 0 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a{text-decoration:none}.course-card h3{margin:0 0 12px;font-size:24px}.course-start-link{color:var(--accent);margin-top:4px;font-weight:750;display:inline-block}.course-meta{flex-wrap:wrap;gap:10px;margin:14px 0;display:flex}.tag{border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:4px 9px;font-size:12px}.free{color:var(--ok);border-color:#315c43}.module{border-top:1px solid var(--line);padding:26px 0}.lesson-link{color:var(--ink);justify-content:space-between;gap:18px;padding:12px 0;text-decoration:none;display:flex}.lesson-link span:last-child{color:var(--muted);font-size:13px}.prose{max-width:820px}.prose h1,.prose h2,.prose h3{letter-spacing:-.02em}.prose h1{font-size:44px}.prose code{background:var(--panel2);border-radius:4px;padding:2px 5px}.prose pre{border:1px solid var(--line);background:#080b0f;border-radius:10px;padding:18px;overflow:auto}.notice{border-left:3px solid var(--accent);background:var(--panel);color:var(--muted);margin:24px 0;padding:14px 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var(--line);max-width:1220px;color:var(--muted);justify-content:space-between;gap:20px;margin:auto;padding:42px 28px 60px;font-size:14px;display:flex}footer a{color:var(--accent)}@media (max-width:760px){.topbar{gap:12px;padding:14px 16px}.brand{letter-spacing:.12em;font-size:15px}.topbar nav{gap:8px}.topbar nav>a:not(.nav-register),.topbar nav .nav-button{display:none}.topbar nav .nav-register{padding:8px 10px;font-size:12px;display:inline-block}.shell{padding:44px 20px}.hero{padding-top:72px;padding-bottom:72px}.academy-hero{background-color:#080c11;background-position:top;background-repeat:no-repeat;background-size:100%;min-height:auto;display:block}.academy-hero-overlay{background:linear-gradient(#05080c05 0%,#05080c0d 28%,#05080cb8 56%,#0c1015 82% 100%)}.academy-hero-content{padding-top:52vw;padding-bottom:38px}.academy-hero-content h1{margin:12px 0 18px;font-size:clamp(38px,11vw,50px)}.academy-hero-content 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a.lang-active{color:var(--accent);border-color:var(--accent)}.certificate-checkout{gap:10px;margin-top:16px;display:grid}.certificate-checkout label{font-size:13px;font-weight:750}.certificate-checkout input{width:100%;color:var(--ink);border:1px solid var(--line);font:inherit;background:#0a0e13;border-radius:8px;padding:11px}.certificate-checkout .button{justify-self:start}.checkout-note{margin:0;font-size:12px}