@import url("https://api.fontshare.com/v2/css?f[]=satoshi@400,500,700,900&display=swap");:root{--ucd-bg:#FBFBFD;--ucd-bg-2:#F5F5F7;--ucd-surface:#FFFFFF;--ucd-ink:#1D1D1F;--ucd-ink-2:#6E6E73;--ucd-muted:#86868B;--ucd-accent:#0071E3;--ucd-accent-hover:#0077ED;--ucd-accent-soft:rgba(0,113,227,0.10);--ucd-discovery:#5E5CE6;--ucd-alpha:#0071E3;--ucd-beta:#FF9F0A;--ucd-live:#30D158;--ucd-line:rgba(0,0,0,0.08);--ucd-glass:rgba(255,255,255,0.72);--ucd-shadow-sm:0 1px 3px rgba(0,0,0,0.06);--ucd-shadow:0 8px 30px rgba(0,0,0,0.08);--ucd-display:clamp(2.5rem,6vw,4.5rem);--ucd-h1:clamp(2rem,4.5vw,3.25rem);--ucd-h2:clamp(1.6rem,3vw,2.25rem);--ucd-h3:1.25rem;--ucd-lead:clamp(1.0625rem,1.5vw,1.375rem);--ucd-body:1.0625rem;--ucd-small:0.875rem;--ucd-label:0.75rem;--ucd-radius-sm:10px;--ucd-radius:18px;--ucd-radius-lg:24px;--ucd-radius-pill:980px;--ucd-gap:1.5rem;--ucd-section:clamp(4.5rem,10vw,8rem);--ucd-maxw:1120px;--ucd-readw:720px;--ucd-ease:cubic-bezier(0.22,1,0.36,1);--ucd-dur:500ms}:root[data-theme=dark]{--ucd-bg:#000000;--ucd-bg-2:#0A0A0C;--ucd-surface:#1C1C1E;--ucd-ink:#F5F5F7;--ucd-ink-2:#A1A1A6;--ucd-muted:#8E8E93;--ucd-accent:#0A84FF;--ucd-accent-hover:#409CFF;--ucd-accent-soft:rgba(10,132,255,0.16);--ucd-discovery:#7D7AFF;--ucd-alpha:#0A84FF;--ucd-beta:#FFB340;--ucd-live:#30D158;--ucd-line:rgba(255,255,255,0.10);--ucd-glass:rgba(28,28,30,0.72);--ucd-shadow-sm:0 1px 3px rgba(0,0,0,0.4);--ucd-shadow:0 8px 30px rgba(0,0,0,0.5)}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{margin:0;font-family:Satoshi,-apple-system,BlinkMacSystemFont,SF Pro Text,system-ui,sans-serif;font-size:var(--ucd-body);line-height:1.65;color:var(--ucd-ink);background:var(--ucd-bg);-webkit-font-smoothing:antialiased}a{color:var(--ucd-accent);text-decoration:none;transition:color var(--ucd-dur) var(--ucd-ease)}a:hover{color:var(--ucd-accent-hover)}img,svg{display:block;max-width:100%}:focus-visible{outline:2px solid var(--ucd-accent);outline-offset:2px}.skip-link{position:absolute;top:-100%;left:1rem;z-index:100;padding:.5rem 1rem;background:var(--ucd-accent);color:#fff;border-radius:var(--ucd-radius-sm);font-weight:500}.skip-link:focus{top:1rem}.container{width:100%;max-width:var(--ucd-maxw);margin:0 auto;padding:0 1.25rem}@media (min-width:768px){.container{padding:0 2rem}}.section{padding:var(--ucd-section) 0}.section--alt{background:var(--ucd-bg-2)}.section-label{font-size:var(--ucd-label);font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ucd-muted);margin-bottom:.75rem}.display{font-size:var(--ucd-display);font-weight:900;line-height:1.05;letter-spacing:-.03em;margin:0}.h1{font-size:var(--ucd-h1);line-height:1.1}.h1,.h2{font-weight:700;letter-spacing:-.02em;margin:0}.h2{font-size:var(--ucd-h2);line-height:1.2}.h3{font-size:var(--ucd-h3);font-weight:700;line-height:1.3;margin:0}.lead{font-size:var(--ucd-lead);color:var(--ucd-ink-2);line-height:1.6;max-width:68ch}.reading{max-width:var(--ucd-readw)}.prose p{margin:0 0 1.25rem}.prose p:last-child{margin-bottom:0}.prose ol,.prose ul{margin:0 0 1.25rem;padding-left:1.5rem}.prose li{margin-bottom:.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;font-size:var(--ucd-small);font-weight:500;border-radius:var(--ucd-radius-pill);border:none;cursor:pointer;transition:transform var(--ucd-dur) var(--ucd-ease),background var(--ucd-dur) var(--ucd-ease);text-decoration:none}@media (prefers-reduced-motion:reduce){.btn{transition:background var(--ucd-dur) var(--ucd-ease)}}.btn:hover{transform:translateY(-1px)}@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}}.btn--primary{background:var(--ucd-accent);color:#fff}.btn--primary:hover{background:var(--ucd-accent-hover);color:#fff}.btn--secondary{background:transparent;color:var(--ucd-ink);border:1px solid var(--ucd-line)}.btn--secondary:hover{background:var(--ucd-accent-soft);color:var(--ucd-accent)}.card{background:var(--ucd-surface);border:1px solid var(--ucd-line);border-radius:var(--ucd-radius);box-shadow:var(--ucd-shadow-sm);padding:1.5rem;transition:transform var(--ucd-dur) var(--ucd-ease),box-shadow var(--ucd-dur) var(--ucd-ease)}.card:hover{transform:translateY(-2px);box-shadow:var(--ucd-shadow)}@media (prefers-reduced-motion:reduce){.card{transition:box-shadow var(--ucd-dur) var(--ucd-ease)}.card:hover{transform:none}}.card--link{display:block;text-decoration:none}.card--link,.card--link:hover{color:inherit}.card-grid{display:grid;grid-gap:var(--ucd-gap);gap:var(--ucd-gap)}@media (min-width:640px){.card-grid--2{grid-template-columns:repeat(2,1fr)}.card-grid--3{grid-template-columns:repeat(3,1fr)}.card-grid--4{grid-template-columns:repeat(2,1fr)}}@media (min-width:900px){.card-grid--4{grid-template-columns:repeat(4,1fr)}}.phase-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.phase-dot--discovery{background:var(--ucd-discovery)}.phase-dot--alpha{background:var(--ucd-alpha)}.phase-dot--beta{background:var(--ucd-beta)}.phase-dot--live{background:var(--ucd-live)}.datasheet{border:1px solid var(--ucd-line);border-radius:var(--ucd-radius);overflow:hidden}.datasheet__row{display:grid;grid-template-columns:140px 1fr;grid-gap:1rem;gap:1rem;padding:1rem 1.25rem;border-bottom:1px solid var(--ucd-line)}.datasheet__row:last-child{border-bottom:none}.datasheet__label{font-size:var(--ucd-label);font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ucd-muted)}.datasheet__value{color:var(--ucd-ink)}.source-callout{padding:1.25rem 1.5rem;border:1px solid var(--ucd-line);border-radius:var(--ucd-radius);background:var(--ucd-bg-2);font-size:var(--ucd-small);color:var(--ucd-ink-2)}.source-callout a{font-weight:500}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:50;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:var(--ucd-glass);border-bottom:1px solid var(--ucd-line)}.nav__inner{display:flex;align-items:center;justify-content:space-between;height:3.5rem}.footer__logo,.nav__logo{display:inline-flex;align-items:center;gap:.625rem;font-weight:700;font-size:1rem;color:var(--ucd-ink);text-decoration:none}.footer__logo:hover,.nav__logo:hover{color:var(--ucd-ink);opacity:.72}.nav__logo-img{flex-shrink:0;width:auto;height:1.5rem}:root[data-theme=dark] .nav__logo-img{filter:invert(1)}.nav__logo-text{letter-spacing:-.02em}.footer__logo{margin-bottom:.75rem}.footer__logo .nav__logo-img{height:1.75rem}.nav__links{display:none;align-items:center;gap:1.75rem;list-style:none;margin:0;padding:0}@media (min-width:768px){.nav__links{display:flex}}.nav__link{font-size:var(--ucd-small);font-weight:500;color:var(--ucd-ink-2);text-decoration:none}.nav__link:hover{color:var(--ucd-ink)}.nav__actions{gap:.75rem}.nav__actions,.theme-toggle{display:flex;align-items:center}.theme-toggle{justify-content:center;width:36px;height:36px;border:1px solid var(--ucd-line);border-radius:50%;background:transparent;color:var(--ucd-ink-2);cursor:pointer;transition:background var(--ucd-dur) var(--ucd-ease)}.theme-toggle:hover{background:var(--ucd-accent-soft);color:var(--ucd-accent)}.menu-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--ucd-line);border-radius:50%;background:transparent;color:var(--ucd-ink);cursor:pointer}@media (min-width:768px){.menu-toggle{display:none}}.mobile-menu{display:none;padding:1rem 0;border-top:1px solid var(--ucd-line)}.mobile-menu--open{display:block}.mobile-menu__link{display:block;padding:.75rem 0;font-weight:500;color:var(--ucd-ink);text-decoration:none}.footer{padding:var(--ucd-section) 0 2rem;border-top:1px solid var(--ucd-line);background:var(--ucd-bg-2)}.footer__grid{display:grid;grid-gap:2rem;gap:2rem}@media (min-width:768px){.footer__grid{grid-template-columns:2fr 1fr 1fr}}.footer__heading{font-size:var(--ucd-small);font-weight:700;margin:0 0 1rem}.footer__links{list-style:none;margin:0;padding:0}.footer__links li{margin-bottom:.5rem}.footer__links a{font-size:var(--ucd-small);color:var(--ucd-ink-2)}.footer__links a:hover{color:var(--ucd-accent)}.footer__note{margin-top:2rem;padding-top:2rem;border-top:1px solid var(--ucd-line);font-size:var(--ucd-small);color:var(--ucd-muted)}.faq-item{border-bottom:1px solid var(--ucd-line);padding:1.25rem 0}.faq-item__question{font-weight:700;margin:0 0 .5rem}.faq-item__answer{color:var(--ucd-ink-2);margin:0}.affiliate-badge{display:inline-block;font-size:.625rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ucd-muted);padding:.15rem .5rem;border:1px solid var(--ucd-line);border-radius:var(--ucd-radius-pill);margin-bottom:.5rem}.phase-nav{display:flex;justify-content:space-between;gap:1rem;margin-top:3rem;padding-top:2rem;border-top:1px solid var(--ucd-line)}.phase-nav__link{font-size:var(--ucd-small);font-weight:500}.breadcrumb{font-size:var(--ucd-small);margin-bottom:1.5rem}.breadcrumb,.breadcrumb a{color:var(--ucd-muted)}.breadcrumb a:hover{color:var(--ucd-accent)}.cta-block{text-align:center;padding:3rem 2rem;background:var(--ucd-bg-2);border-radius:var(--ucd-radius-lg);border:1px solid var(--ucd-line)}.cta-block__actions{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-top:1.5rem}.reveal{opacity:0;transform:translateY(16px);transition:opacity var(--ucd-dur) var(--ucd-ease),transform var(--ucd-dur) var(--ucd-ease)}.reveal--visible{opacity:1;transform:translateY(0)}@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}.diagram-wrap{margin:2rem 0;padding:2rem;background:var(--ucd-surface);border:1px solid var(--ucd-line);border-radius:var(--ucd-radius-lg)}.point-number{font-size:var(--ucd-label);font-weight:700;color:var(--ucd-muted);margin-bottom:.5rem}