:root{--bg:#d9dee5;--font-display:"Cinzel", Georgia, serif;--font-editorial:"Newsreader", Georgia, serif;--font-ui:"Inter", system-ui, -apple-system, sans-serif;--font-data:"IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;--type-body:400 14.5px/1.7 var(--font-ui);--type-body-strong:600 13.5px/1.6 var(--font-ui);--type-button:600 13px/1 var(--font-ui);--canvas:#fbfcfd;--surface:#fff;--well:#eef1f5;--ink:#121b38;--ink-body:#2a3352;--ink-soft:#5c6580;--ink-faint:#8992a8;--action:#1c6b65;--action-hover:#14524e;--action-tint:#eaf2f1;--action-history:#b7d4d0;--gold:#b88e4c;--gold-light:#e6d3a8;--gold-text:#8a6a34;--hairline:#121b3812;--border:#121b381c;--border-strong:#121b3847;--cta-fill:#1c6b65;--cta-text:#fff;--ring-from:#b88e4c;--ring-to:#e6d3a8;--live:#2e9d77;--stale:#b88e4c;--alert:#c86a5a;--not-wired:#121b3838;--color-porcelain:var(--canvas);--color-white:var(--surface);--color-cloud:#f3f4f7;--color-cream:#f5f1e6;--color-ink:var(--ink);--color-ink-body:var(--ink-body);--color-ink-muted:#3e4863;--color-slate:var(--ink-soft);--color-slate-muted:var(--ink-faint);--color-ink-deep:#07101d;--color-ink-panel:#0d1b2a;--color-teal:var(--action);--color-teal-deep:var(--action-hover);--color-teal-live:#1aa79d;--color-teal-tint:var(--action-tint);--color-gold:var(--gold);--color-gold-light:var(--gold-light);--color-gold-deep:var(--gold-text);--color-line:var(--border);--color-line-quiet:var(--hairline);--color-dark-body:#f5f1e6e0;--color-dark-muted:#f5f1e6b8;--color-dark-faint:#f5f1e67a;--color-dark-line:#f5f1e629;--color-dark-line-quiet:#f5f1e61a}[data-theme=porcelain-dark-v1-navy]{--canvas:#0e1630;--surface:#16203d;--raised:#1b2547;--ink:#f4f6fa;--ink-soft:#f4f6fad1;--ink-muted:#f4f6fa94;--ink-faint:#f4f6fa66;--action:#2c8b82;--action-bright:#8fd5cc;--action-tint:#2c8b822e;--gold:#c9a05e;--gold-light:#edcf9a;--hairline:#ffffff14;--border:#ffffff24;--cta-fill:#f4f6fa;--cta-text:#121b38;--ring-from:#c9a05e;--ring-to:#edcf9a}[data-theme=v6-blue-black]{--canvas:#070a12;--surface:#11141c;--shell:#13161e;--raised:#181b23;--ink:#f4f1ea;--ink-mist:#d8dee9;--ink-muted:#a7a9b4;--ink-faint:#6c7080;--action:#1aa79d;--gold:#e4c177;--gold-warm:#f4d89f;--gold-bronze:#b88a44;--hairline:#ffffff1a;--border:#ffffff21;--cta-fill:#f4f1ea;--cta-text:#070a12;--ring-from:#b88a44;--ring-to:#f4d89f}[data-theme=mission-control-olive-STALE-DOC]{--bg:#0e0f0d;--sur:#171815;--sur2:#1f201b;--rule:#2a2b25;--ink:#e8e6dc;--body:#c6c4b6;--soft:#a7a596;--faint:#6f6e62;--acc:#e0a23c;--acc2:#b9842f;--live:#5fae78;--stale:#d8a93c;--cta-fill:#e0a23c;--cta-text:#141310}[data-theme=porcelain-dark]{--canvas:#07101d;--surface:#0c1626;--raised:#121d30;--ink:#f5f1e6;--ink-soft:#f5f1e6d1;--ink-muted:#f5f1e6ad;--ink-faint:#f5f1e666;--action:#1aa79d;--action-deep:#0e4d4a;--action-tint:#1aa79d29;--gold:#e6c883;--gold-bronze:#b88a44;--hairline:#f5f1e61a;--border:#f5f1e624;--cta-fill:#f5f1e6;--cta-text:#07101d;--ring-from:#b88a44;--ring-to:#e6c883;--live:#5dd5a8;--stale:#e5bc6f;--alert:#e08a7a;--not-wired:#f5f1e647}@property --ang{syntax:"<angle>";inherits:false;initial-value:0deg}@keyframes aina-spin{to{--ang:360deg}}.aina-cta-ring{background:conic-gradient(from var(--ang), transparent 0deg 62deg, var(--ring-from) 108deg, var(--ring-to) 130deg, var(--ring-from) 152deg, transparent 200deg 360deg);border-radius:999px;padding:1.5px;animation:3.6s linear infinite aina-spin;display:inline-flex;position:relative}.aina-cta-ring>button{background:var(--cta-fill);color:var(--cta-text);cursor:pointer;white-space:nowrap;border:none;border-radius:999px;padding:15px 30px;font-family:Inter,sans-serif;font-size:15px;font-weight:600}@media (prefers-reduced-motion:reduce){.aina-cta-ring{animation:none}}:root{--marketing-porcelain:var(--canvas);--marketing-ink:var(--ink);--marketing-body:var(--ink-body);--marketing-muted:var(--ink-soft);--marketing-faint:var(--ink-faint);--marketing-teal:var(--action);--marketing-teal-dark:var(--action-hover);--marketing-gold:var(--gold);--marketing-gold-text:var(--gold-text);--marketing-gold-light:var(--gold-light);--marketing-navy:var(--color-ink-deep);--marketing-navy-2:var(--color-ink-panel);--marketing-cream:var(--color-cream);--marketing-line:var(--hairline);--marketing-border:var(--border)}html{scroll-behavior:smooth}body.marketing-body{background:var(--marketing-porcelain);color:var(--marketing-body);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;text-wrap:pretty;margin:0;line-height:1.6}.marketing-body *,.marketing-body :before,.marketing-body :after{box-sizing:border-box}.marketing-body a{color:var(--marketing-teal)}.marketing-body a:hover{color:var(--marketing-teal-dark)}.marketing-body :focus-visible{outline:3px solid var(--color-teal-live);outline-offset:4px}.marketing-header{z-index:50;border-bottom:1px solid var(--marketing-line);background:color-mix(in oklab, var(--marketing-porcelain) 90%, transparent);-webkit-backdrop-filter:blur(14px);position:sticky;top:0}.marketing-header__inner{align-items:center;gap:22px;width:min(1180px,100%);min-height:68px;margin:0 auto;padding:10px 24px;display:flex}.marketing-header__brand{flex:none;align-items:center;display:inline-flex}.marketing-header__brand img{width:auto;height:28px;display:block}.marketing-header__desktop-nav{font:500 13px/1 var(--font-ui);align-items:center;gap:20px;margin-left:auto;display:flex}.marketing-header__desktop-nav a,.marketing-header__signin{color:var(--marketing-muted);white-space:nowrap;text-decoration:none}.marketing-header__desktop-nav a:hover,.marketing-header__desktop-nav a.is-active,.marketing-header__signin:hover{color:var(--marketing-ink)}.marketing-header__desktop-nav a.is-active{color:var(--marketing-gold-text)}.marketing-header__actions{align-items:center;gap:12px;margin-left:auto;display:flex}.marketing-header__signin{font:600 13px/1 var(--font-ui)}.marketing-cta-ring{--marketing-ring-angle:0deg;background:conic-gradient(from var(--marketing-ring-angle), transparent 0deg 62deg, var(--ring-from) 108deg, var(--ring-to) 130deg, var(--ring-from) 152deg, transparent 200deg 360deg);border-radius:999px;padding:1.5px;animation:3.6s linear infinite marketing-ring-spin;display:inline-flex;position:relative}@property --marketing-ring-angle{syntax:"<angle>";inherits:false;initial-value:0deg}@keyframes marketing-ring-spin{to{--marketing-ring-angle:360deg}}.marketing-cta-ring>a{background:var(--marketing-teal);color:#fff;border-radius:999px}.marketing-cta-ring>a:hover{background:var(--marketing-teal-dark);color:#fff}.marketing-header__lesson-link{min-height:42px;font:600 13px/1 var(--font-ui);white-space:nowrap;align-items:center;padding:0 17px;text-decoration:none;display:inline-flex}.marketing-header__lesson-short{display:none}.marketing-header__menu{display:none;position:relative}.marketing-header__menu summary{cursor:pointer;border:1px solid var(--marketing-border);width:38px;height:38px;color:var(--marketing-ink);border-radius:999px;place-items:center;list-style:none;display:grid}.marketing-header__menu summary::-webkit-details-marker{display:none}.marketing-header__menu nav{background:var(--marketing-porcelain);border:1px solid var(--marketing-border);border-radius:11px;gap:2px;width:190px;padding:8px;display:grid;position:absolute;top:calc(100% + 12px);right:0;box-shadow:0 12px 32px #1420331f}.marketing-header__menu nav a{color:var(--marketing-body);font:500 13px/1.2 var(--font-ui);border-radius:8px;padding:10px;text-decoration:none}.marketing-header__menu nav a:hover{background:var(--action-tint);color:var(--marketing-ink)}.marketing-footer{border-top:1px solid var(--marketing-line)}.marketing-footer__inner{grid-template-columns:1.2fr 1fr;gap:26px 52px;width:min(1180px,100%);margin:0 auto;padding:34px 24px 42px;display:grid}.marketing-footer__brand img{width:auto;height:26px;display:block}.marketing-footer__brand p{color:var(--marketing-muted);font:16px/1.5 var(--font-editorial);margin:10px 0 0;font-style:italic}.marketing-footer nav{font:500 13px/1.4 var(--font-ui);flex-wrap:wrap;align-content:start;gap:8px 18px;padding-top:4px;display:flex}.marketing-footer nav a{color:var(--marketing-muted);text-decoration:none}.marketing-footer nav a:hover{color:var(--marketing-ink)}.marketing-footer__copy{border-top:1px solid var(--marketing-line);color:var(--marketing-faint);font:11px/1.5 var(--font-data);grid-column:1/-1;margin:0;padding-top:16px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--marketing-teal);padding:8px 14px;font-weight:600;position:absolute;top:0;left:-9999px;color:#fff!important}.skip-link:focus{top:16px;left:16px}@media (width<=900px){.marketing-header__inner{gap:12px;padding-inline:18px}.marketing-header__desktop-nav{display:none}.marketing-header__actions{gap:9px}.marketing-header__menu{display:block}.marketing-header__lesson-link{min-height:40px;padding-inline:13px}.marketing-header__lesson-full{display:none}.marketing-header__lesson-short{display:inline}}@media (width<=520px){.marketing-header__inner{min-height:62px;padding-inline:14px}.marketing-header__brand img{max-width:122px;height:24px}.marketing-header__actions{margin-left:auto}.marketing-header__signin{font-size:12px}.marketing-header__lesson-link{min-height:38px;padding-inline:11px;font-size:12px}.marketing-footer__inner{grid-template-columns:1fr;padding-inline:18px}.marketing-footer__copy{grid-column:auto}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.marketing-cta-ring{animation:none}}