@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{color-scheme:light;--ink:#152c2e;--muted:#5b6b70;--lime:#dcf889;--line:#dbe2df}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:#f8faf8;color:var(--ink);font:16px/1.6 'DM Sans',sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,[tabindex]:focus-visible{outline:3px solid #749f18;outline-offset:5px}header,main,footer{max-width:1280px;margin:auto}header{padding:28px 40px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line)}.brand{font-size:16px;font-weight:800;letter-spacing:1px;display:flex;align-items:center;gap:10px}.mark{background:var(--ink);color:var(--lime);border-radius:8px;padding:1px 11px;font-size:26px}nav{display:flex;gap:32px;align-items:center;font-size:14px}.nav-course{border:1px solid var(--ink);padding:10px 18px;border-radius:6px}main{padding:0 40px}.hero{display:grid;grid-template-columns:1.6fr 1fr;gap:70px;padding:82px 0 72px;align-items:center}.eyebrow{font-size:12px;font-weight:700;letter-spacing:2px;margin:0 0 20px}h1,h2,h3{font-family:Manrope,'DM Sans',sans-serif;line-height:1.15;margin:0}h1{font-size:clamp(36px,4.2vw,58px);letter-spacing:-2px;font-weight:800}h1 span{color:#6e8480}h2{font-size:36px;letter-spacing:-1.2px}.intro{max-width:600px;font-size:18px;color:var(--muted);margin:24px 0}.actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.button{display:inline-block;background:var(--lime);color:var(--ink);padding:14px 22px;border-radius:6px;font-weight:700;font-size:15px}.button:hover{background:#c8ec65;text-decoration:none}.text-link{font-size:14px;font-weight:600}.small,small{font-size:12px;color:var(--muted)}.hero-note{background:var(--ink);color:#fff;border-radius:12px;padding:32px 36px;transform:rotate(2deg);box-shadow:12px 12px 0 #e5ece7}.hero-note .eyebrow{color:var(--lime)}.equation{display:flex;flex-direction:column;font:500 25px/1.7 Manrope,sans-serif;margin:28px 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small,th small{display:block}td small{font-size:12px;white-space:nowrap}.coin{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:#eaf0ec;font-size:16px}.rate{display:block;font:600 21px/1.5 Manrope,sans-serif;font-variant-numeric:tabular-nums}.state{display:block;font-size:12px;color:#3d7552}.state.stale{color:#966222}tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}.data-note{max-width:960px;font-size:13px;margin-top:20px}.empty{text-align:center;padding:50px}.method{display:grid;grid-template-columns:1fr 1.5fr;gap:80px;border-top:1px solid var(--line);padding:65px 0}.method article{display:flex;gap:24px;margin-bottom:28px}.method article>span{color:#738883;font-size:14px}.method h3{font-size:19px}.method p{font-size:15px;color:var(--muted);margin:10px 0 0}.course{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;background:var(--ink);color:white;padding:52px;border-radius:14px;margin-bottom:60px}.course .eyebrow{color:var(--lime)}.course p{color:#baccc7;max-width:530px}.course .button{margin-top:14px}.course-side{border-left:1px solid #4b6260;padding-left:45px;align-self:center}.course-side span{font-size:14px;letter-spacing:3px}.course-side strong{display:block;font:700 28px Manrope,sans-serif;color:var(--lime);margin:12px 0 24px}.course-side hr{border:0;border-top:1px solid #4b6260}.course-side small{color:#baccc7}footer{border-top:1px solid var(--line);padding:30px 40px;display:flex;align-items:center;gap:35px}footer .brand{font-size:13px;white-space:nowrap}footer p{font-size:12px;color:var(--muted);max-width:650px}footer>a:last-child{font-size:12px;white-space:nowrap;margin-left:auto}@media(max-width:850px){header{padding:20px}nav{gap:16px}nav>a:not(.nav-course){display:none}main{padding:0 20px}.hero{gap:32px;padding:45px 0;grid-template-columns:1fr}.hero-note{transform:none;max-width:100%;box-shadow:none}.equation{margin:16px 0}.section-heading{align-items:flex-start;flex-direction:column;gap:16px}h2{font-size:29px}.method{grid-template-columns:1fr;gap:30px;padding:40px 0}.course{grid-template-columns:1fr;padding:28px;gap:30px}.course-side{border-left:0;border-top:1px solid #4b6260;padding:24px 0 0}footer{padding:24px 20px;flex-wrap:wrap;gap:12px}.brand{font-size:13px}.nav-course{padding:8px 12px}.hero h1{letter-spacing:-1px}footer>a:last-child{margin-left:0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}