@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{--navy:#071923;--navy2:#0d2731;--ink:#10242b;--mint:#38d9b4;--cream:#f7f7f2;--paper:#fff;--line:#d8e2df;--muted:#66787b;--display:'Manrope',Arial,sans-serif;--body:'DM Sans',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--cream);font-family:var(--body)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img,video{max-width:100%}.shell{width:min(100% - 80px,1390px);margin-inline:auto}.skip-link{position:absolute;left:16px;top:-70px;z-index:99;background:#fff;color:#000;padding:12px}.skip-link:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}a:focus-visible,button:focus-visible,input:focus-visible,video:focus-visible{outline:3px solid var(--mint);outline-offset:4px}
.site-header{height:82px;position:relative;z-index:20;color:#e9f2ef;background:var(--navy);border-bottom:1px solid #24414a}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap;font-family:var(--display);font-size:17px;font-weight:700;letter-spacing:-.04em;line-height:1}.brand strong{font-weight:800}.brand small{display:block;letter-spacing:.35em;font:700 8px var(--body);color:var(--mint);margin-top:6px}.brand-mark{width:34px;height:34px;display:grid;place-items:center}.brand-mark svg{width:33px;height:33px;fill:none;stroke:var(--mint);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.desktop-nav{display:flex;gap:36px;color:#b6c8c9;font-size:13px}.desktop-nav a:hover,.footer-links a:hover{color:var(--mint)}.header-cta{border:1px solid #45616a;padding:12px 18px;font-size:12px;font-weight:700;letter-spacing:.04em}.header-cta span{color:var(--mint);margin-left:20px}.header-cta:hover{border-color:var(--mint)}.menu-toggle,.mobile-nav{display:none}
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}.hero-grid{position:absolute;inset:0;opacity:.26;background-image:linear-gradient(#254651 1px,transparent 1px),linear-gradient(90deg,#254651 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(90deg,transparent,#000 60%)}.hero-layout{position:relative;display:grid;grid-template-columns:48% 52%;align-items:center;min-height:680px;padding-top:45px;padding-bottom:72px}.eyebrow,.kicker{font-size:11px;font-weight:800;letter-spacing:.18em;color:#188d78}.eyebrow{color:var(--mint);display:flex;align-items:center;gap:10px}.status-dot{width:7px;height:7px;background:var(--mint);border-radius:50%;box-shadow:0 0 0 5px #38d9b427}.hero h1,h2,h3,p{margin-top:0}.hero h1{font:800 clamp(54px,5.2vw,88px)/1.08 var(--display);letter-spacing:-.07em;margin:29px 0 26px}.hero h1 em,h2 em{font-style:normal;color:var(--mint)}.hero-lead{color:#a9c0c2;font-size:17px;line-height:1.75;max-width:590px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:35px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:36px;padding:16px 20px;font-size:13px;font-weight:800;min-height:52px;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--mint);color:#06242b}.button-primary:hover{background:#73eccf}.button-ghost{border:1px solid #56707a;color:#e4f2f1}.button-ghost:hover{background:#16343d}.hero-meta{display:flex;gap:37px;margin-top:60px;padding-top:24px;border-top:1px solid #36515a;color:#abc1c3;font-size:12px}.hero-meta strong{display:block;color:#f5fffc;font:800 29px var(--display);letter-spacing:-.05em}.hero-visual{position:relative;padding-left:55px}.visual-frame{border:1px solid #3c5d64;padding:8px;background:#102c35;box-shadow:0 38px 95px #00101680}.visual-frame img{width:100%;aspect-ratio:1.38;object-fit:cover;object-position:64% center;display:block}.visual-caption{display:flex;justify-content:space-between;padding:13px 6px 5px;color:#94b2b4;font-size:9px;letter-spacing:.16em;font-weight:700}.floating-label{position:absolute;bottom:-23px;left:10px;background:var(--mint);color:#03242b;padding:20px 22px 17px;font:800 16px/1.35 var(--display);letter-spacing:-.03em;box-shadow:0 16px 45px #0005}.floating-label span{margin-left:22px}.hero-foot{position:relative;display:flex;justify-content:space-between;padding:0 0 25px;color:#678891;font-size:9px;font-weight:800;letter-spacing:.18em}.hero-foot span:last-child span{color:var(--mint);margin-left:10px}
.intro-band{background:#dcf3eb;border-bottom:1px solid #c2e8dc}.intro-inner{display:flex;align-items:center;justify-content:space-between;padding:47px 0;gap:40px}.intro-inner p{max-width:990px;margin:0;font:600 clamp(22px,2.3vw,34px)/1.4 var(--display);letter-spacing:-.045em;color:#163a3c}.intro-inner strong{color:#079b7b}.intro-index{min-width:125px;font-size:10px;line-height:1.9;letter-spacing:.13em;font-weight:800;color:#39877b}.section{padding-top:108px;padding-bottom:116px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:70px;margin-bottom:45px}.section-heading h2,.tour-copy h2,.about-section h2{font:800 clamp(38px,4vw,62px)/1.13 var(--display);letter-spacing:-.065em;margin:16px 0 0}.section-heading h2 em,.tour-copy h2 em{color:#158f79}.section-heading>p{max-width:420px;margin:0 0 6px;color:var(--muted);line-height:1.75;font-size:15px}.feature-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(290px,.7fr);gap:20px}.video-panel{background:var(--navy);padding:16px;color:#fff}.video-topline,.video-bottomline{display:flex;align-items:center;justify-content:space-between;gap:15px;font-weight:800;font-size:10px;letter-spacing:.12em;color:#b0c4c7}.video-topline{padding:2px 3px 16px}.video-topline i{display:inline-block;background:var(--mint);height:6px;width:6px;border-radius:50%;vertical-align:2px;margin-right:6px}.video-panel video{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;background:#000}.video-bottomline{padding:16px 3px 2px}.video-bottomline a{color:var(--mint)}.video-bottomline a:hover{text-decoration:underline}.feature-notes{background:#e9eeea;padding:35px 34px}.note-number{color:#2aa58e;font-size:11px;font-weight:800;letter-spacing:.15em}.feature-notes h3{font:800 24px var(--display);letter-spacing:-.04em;margin:18px 0 17px}.feature-notes ol{padding:0;margin:0;list-style:none}.feature-notes li{display:flex;gap:18px;padding:16px 0;border-top:1px solid #cfdbd5}.feature-notes li>span{color:#1e9b82;font-size:11px;font-weight:800}.feature-notes li strong{font-size:13px}.feature-notes li p{color:#708080;font-size:12px;line-height:1.5;margin:5px 0 0}.text-link{display:inline-flex;gap:30px;align-items:center;border-bottom:1px solid #13997f;padding-bottom:8px;color:#0e806c;font-size:13px;font-weight:800}.text-link:hover{color:#064e45}.feature-notes .text-link{margin-top:25px}
.tour-section{background:#e8efec}.tour-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:80px;align-items:center}.tour-copy p{color:#647579;line-height:1.8;max-width:400px;margin:23px 0 29px}.button-outline{border:1px solid #8bb8ac;color:#166c61}.button-outline:hover{background:#d8ece4}.tour-video-wrap{background:#0a202a;padding:10px}.tour-video-wrap video{display:block;width:100%;aspect-ratio:16/9;background:#000}.tour-under{display:flex;justify-content:space-between;color:#a7c1c1;font-size:10px;letter-spacing:.13em;font-weight:800;padding:17px 8px 8px}.tour-under a{color:var(--mint)}
.library-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;padding-bottom:27px;border-bottom:1px solid var(--line);margin-bottom:26px}.filter-group{display:flex;gap:6px;flex-wrap:wrap}.filter{background:transparent;border:1px solid transparent;color:#637879;padding:11px 13px;font-size:13px;font-weight:700}.filter span{font-size:10px;margin-left:7px;opacity:.7}.filter.active{color:#083a39;background:#dceee7;border-color:#c5e4d9}.filter:hover{color:#0c816c}.search-wrap{display:flex;align-items:center;gap:9px;border-bottom:1px solid #a5bdb7;padding:8px 2px;min-width:220px}.search-wrap svg{width:17px;fill:none;stroke:#63817c;stroke-width:1.8}.search-wrap input{border:0;outline:0;background:transparent;width:100%;font-size:13px;color:var(--ink)}.lesson-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.lesson-card{text-align:left;border:1px solid #dbe5e0;background:#fff;padding:22px;display:flex;min-height:204px;flex-direction:column;justify-content:space-between;transition:transform .2s,border-color .2s,box-shadow .2s}.lesson-card:hover{transform:translateY(-4px);border-color:#73cdb6;box-shadow:0 15px 35px #0a302217}.lesson-card-top{display:flex;justify-content:space-between;align-items:start}.lesson-code{font:800 12px var(--display);color:#0f8f77;letter-spacing:.08em}.lesson-arrow{font-size:21px;color:#0f8f77}.lesson-card h3{font:800 18px/1.3 var(--display);letter-spacing:-.04em;margin:0 0 14px}.lesson-type{color:#7b8b8c;text-transform:uppercase;letter-spacing:.14em;font-size:10px;font-weight:800}.empty-state{padding:40px;color:var(--muted)}
.resources-section{background:#0b222c;color:#eef9f5}.resources-section .section-heading h2 em{color:var(--mint)}.resources-section .section-heading>p{color:#acc3c5}.resources-section .kicker{color:var(--mint)}.resource-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}.resource-card{border:1px solid #3b5860;padding:31px;display:grid;grid-template-columns:54px 1fr auto;gap:20px;align-items:start;min-height:210px;transition:background .2s,border-color .2s}.resource-card:hover{background:#133540;border-color:var(--mint)}.resource-icon{border:1px solid var(--mint);color:var(--mint);height:45px;width:45px;display:grid;place-items:center;font:800 12px var(--display)}.resource-type{color:var(--mint);font-size:10px;font-weight:800;letter-spacing:.16em}.resource-card h3{font:800 23px var(--display);letter-spacing:-.04em;margin:19px 0 9px}.resource-card p{color:#a1b9bc;font-size:13px;line-height:1.6;margin:0}.resource-arrow{font-size:22px;color:var(--mint)}.about-section{display:grid;grid-template-columns:.5fr 1fr;gap:80px;align-items:center}.about-mark{font:800 clamp(100px,14vw,210px) var(--display);letter-spacing:-.12em;color:#dbe8e3;white-space:nowrap}.about-mark span{color:#25bd9b}.about-section p{color:#667a7d;max-width:690px;line-height:1.85;font-size:15px;margin:25px 0}.site-footer{background:#061720;color:#e9f3f1}.footer-top{display:flex;justify-content:space-between;padding:57px 0 67px}.footer-top p{color:#90aaae;font-size:13px;margin:24px 0 0}.footer-links{display:grid;grid-template-columns:repeat(2,auto);gap:20px 65px;color:#b5c7c9;font-size:13px}.footer-bottom{border-top:1px solid #2b444c;padding:20px 0 28px;display:flex;justify-content:space-between;color:#78979b;font-size:11px}
.lesson-dialog{border:0;padding:0;width:min(1000px,calc(100% - 32px));max-height:calc(100vh - 32px);background:#0b222c;color:#fff;box-shadow:0 30px 80px #0008}.lesson-dialog::backdrop{background:#04141bdc}.dialog-inner{padding:22px}.dialog-head{display:flex;justify-content:space-between;gap:20px;align-items:start;padding-bottom:20px}.dialog-head .kicker{color:var(--mint)}.dialog-head h2{font:800 clamp(22px,3vw,34px) var(--display);letter-spacing:-.05em;margin:7px 0 0}.dialog-close{border:1px solid #57717a;background:transparent;color:#fff;width:37px;height:37px;font-size:28px;line-height:1}.lesson-dialog video{display:block;width:100%;max-height:65vh;aspect-ratio:16/9;background:#000}.dialog-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;padding-top:18px;color:var(--mint);font-size:13px;font-weight:700}.dialog-actions button{background:none;border:0;color:var(--mint);margin-left:auto}.dialog-actions a:hover,.dialog-actions button:hover{text-decoration:underline}
@media(max-width:1100px){.shell{width:min(100% - 48px,1390px)}.desktop-nav{gap:17px}.hero-layout{grid-template-columns:1fr 1fr}.hero-visual{padding-left:20px}.lesson-grid{grid-template-columns:repeat(3,1fr)}.tour-layout{gap:35px}}
@media(max-width:760px){.shell{width:min(100% - 36px,1390px)}.site-header{height:69px}.desktop-nav,.header-cta{display:none}.menu-toggle{display:flex;flex-direction:column;gap:5px;padding:10px;border:0;background:none}.menu-toggle span{display:block;width:23px;height:2px;background:#fff}.mobile-nav{position:absolute;top:69px;left:0;right:0;background:#0c2630;border-bottom:1px solid #38515a;padding:16px 18px;flex-direction:column}.mobile-nav:not([hidden]){display:flex}.mobile-nav a{padding:13px;font-size:14px}.hero-layout{grid-template-columns:1fr;padding-top:70px;padding-bottom:50px;gap:60px}.hero h1{font-size:clamp(49px,12vw,75px)}.hero-lead{font-size:15px}.hero-meta{margin-top:42px;gap:24px}.hero-meta strong{font-size:25px}.hero-visual{padding:0 24px 0 0}.floating-label{left:auto;right:-4px;bottom:-25px}.hero-foot{padding-top:24px}.intro-inner{align-items:start;padding:32px 0}.intro-index{display:none}.section{padding-top:75px;padding-bottom:80px}.section-heading{display:block;margin-bottom:33px}.section-heading>p{margin:22px 0 0}.section-heading h2,.tour-copy h2,.about-section h2{font-size:42px}.feature-layout,.tour-layout,.about-section{grid-template-columns:1fr}.feature-notes{padding:29px}.tour-layout{gap:35px}.lesson-grid{grid-template-columns:repeat(2,1fr)}.library-toolbar{align-items:stretch;flex-direction:column}.search-wrap{max-width:320px}.resource-grid{grid-template-columns:1fr}.about-section{gap:5px}.about-mark{font-size:95px}.footer-top{gap:40px;flex-direction:column}}
@media(max-width:500px){.hero-actions{display:grid}.hero-meta{gap:15px;font-size:10px}.hero-meta strong{font-size:22px}.visual-frame img{aspect-ratio:1.25}.hero-foot span:last-child{display:none}.section-heading h2,.tour-copy h2,.about-section h2{font-size:36px}.lesson-grid{grid-template-columns:1fr}.lesson-card{min-height:154px}.filter{font-size:11px;padding:9px}.resource-card{grid-template-columns:45px 1fr auto;padding:20px;gap:13px}.resource-card h3{font-size:20px}.footer-links{gap:18px 25px}.footer-bottom{gap:13px;flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media(min-width:761px) and (max-width:950px){.hero-layout{grid-template-columns:1fr;gap:50px;min-height:0}.hero-copy{max-width:650px}.hero-visual{padding:0;max-width:660px}.hero-visual .visual-frame img{aspect-ratio:16/9;object-fit:contain}.floating-label{left:auto;right:-15px}}
@media(max-width:760px){.hero-visual .visual-frame img{aspect-ratio:16/9;object-fit:contain}}
.hero-visual .visual-frame img{aspect-ratio:16/9;object-fit:contain}

:root{--release-bg:#0a202a;--release-paper:#fff;--release-ink:#142d37;--release-muted:#526875;--release-border:#dce5e8;--release-accent:#087966;--space-1:8px;--space-2:16px;--space-3:24px;--space-4:32px;--space-5:48px;--space-6:64px;--radius-card:16px}
.shell{max-width:1240px}.section{scroll-margin-top:28px}.button,.header-cta{border-radius:6px}.lesson-card{border-radius:8px}.hero h1{letter-spacing:-.055em}.hero-meta strong{font-size:26px}.release-section{background:var(--release-bg);color:#edf5f6;padding-block:96px}.release-heading{display:flex;justify-content:space-between;align-items:end;gap:48px;margin-bottom:48px;scroll-margin-top:32px}.release-heading .kicker,.release-onboarding .kicker{color:#63dfc4}.release-heading h2{font:750 clamp(34px,3.8vw,52px)/1.16 var(--display);letter-spacing:-.045em;margin:16px 0 0}.release-heading h2 em{color:#69dfc5}.release-heading>p{font-size:15px;line-height:1.8;color:#bbced3;max-width:360px;margin:0 0 4px}.release-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:64px;align-items:start}.release-card{background:var(--release-paper);color:var(--release-ink);border:1px solid #fff;border-radius:var(--radius-card);padding:40px;box-shadow:0 18px 60px #0002}.release-card-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:28px}.release-app-icon{width:52px;height:52px;border-radius:12px;display:grid;place-items:center;background:#e9f6f2;color:var(--release-accent)}.release-app-icon svg{width:32px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}.release-tag{background:#eff3f5;color:#48616d;border:1px solid #e3e9ec;padding:8px 12px;font-size:10px;font-weight:800;letter-spacing:.09em;border-radius:5px}.release-card h3{display:flex;align-items:center;gap:14px;font:800 32px/1.2 var(--display);letter-spacing:-.04em;margin:0 0 14px}.release-card h3>span{font:600 13px var(--body);color:var(--release-muted);letter-spacing:0;border:1px solid var(--release-border);padding:5px 8px;border-radius:4px}.release-description{color:var(--release-muted);font-size:15px;line-height:1.75;margin:0 0 28px}.release-specs{display:grid;grid-template-columns:1.15fr .8fr 1fr;gap:16px;border-block:1px solid var(--release-border);padding-block:20px;margin-bottom:28px}.release-specs span,.release-included>span{display:block;font-size:9px;font-weight:800;letter-spacing:.12em;color:var(--release-muted);margin-bottom:8px}.release-specs strong{font-size:12px;font-weight:700;white-space:nowrap}.release-download{display:flex;align-items:center;justify-content:center;gap:12px;background:var(--release-accent);color:#fff;min-height:56px;border-radius:7px;padding:16px;font-size:14px;font-weight:700;transition:background .15s,transform .15s}.release-download svg{width:19px;height:19px;fill:currentColor}.release-download>span:last-child{margin-left:auto;font-size:20px}.release-download>span:nth-child(2){margin-right:auto}.release-download:hover{background:#055f51;transform:translateY(-1px)}.release-download:focus-visible{outline:3px solid #123f50;outline-offset:4px}.release-access{text-align:center;color:var(--release-muted);font-size:11px;margin:12px 0 28px}.release-included p{font-size:12px;line-height:1.9;color:#3d5662;margin:0}.release-included b{padding-inline:4px;color:#8b9da5}.release-details{margin-top:24px;border-top:1px solid var(--release-border);padding-top:8px}.release-details summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:44px;font-size:12px;font-weight:700}.release-details summary::-webkit-details-marker{display:none}.release-details[open] summary>span{transform:rotate(45deg)}.release-details p{font-size:12px;line-height:1.8;color:var(--release-muted);margin:8px 0 12px}.release-details>div{display:grid;gap:4px}.release-details a{color:var(--release-accent);font-size:12px;min-height:36px;display:flex;align-items:center;text-decoration:underline;text-underline-offset:4px}.release-details summary:focus-visible{outline:2px solid var(--release-accent);outline-offset:2px}.release-onboarding{padding:24px 0}.release-onboarding h3{font:700 30px/1.3 var(--display);letter-spacing:-.035em;margin:18px 0 32px}.release-onboarding ol{list-style:none;padding:0;margin:0}.release-onboarding li{display:flex;gap:20px;margin-bottom:28px}.release-onboarding li>span{display:grid;place-items:center;flex-shrink:0;width:36px;height:36px;background:#163640;border:1px solid #33525c;border-radius:50%;color:#71dec9;font-size:11px;font-weight:700}.release-onboarding h4{font-size:15px;margin:3px 0 8px;font-weight:700}.release-onboarding li p{font-size:13px;line-height:1.8;color:#b4cbd1;max-width:330px;margin:0}.release-tutorial{display:flex;align-items:center;gap:16px;padding:22px 0;border-top:1px solid #34515c;margin-top:8px}.play-outline{width:42px;height:42px;display:grid;place-items:center;border:1px solid #5e7c83;border-radius:50%;font-size:23px;color:#69dfc5}.release-tutorial strong{display:block;font-size:13px;color:#e8f5f5}.release-tutorial small{display:block;font-size:11px;color:#b4cbd1;margin-top:5px}.release-tutorial>span:last-child{margin-left:auto;color:#69dfc5}.release-tutorial:hover strong{text-decoration:underline;text-underline-offset:4px}#development-guide{padding-block:72px}#development-guide .section-heading{margin-bottom:32px}#development-guide .section-heading h2{font-size:38px}#development-guide .resource-card{border:1px solid #ccdcd7;border-radius:12px;background:#fff;padding:32px}#development-guide .resource-card h3{font-size:23px}#development-guide .resource-icon{border-radius:8px}.hero-foot{color:#9eb6bd}
@media(max-width:900px){.release-layout{gap:32px}.release-card{padding:28px}.release-heading{gap:32px}.release-heading>p{max-width:290px}.release-specs{gap:8px}.release-specs strong{font-size:11px}}
@media(max-width:760px){.release-section{padding-block:64px}.release-heading{display:block;margin-bottom:32px}.release-heading>p{margin-top:20px;max-width:430px}.release-layout{grid-template-columns:1fr;gap:32px}.release-onboarding{padding:0 8px}.release-onboarding h3 br{display:none}.release-onboarding li p{max-width:100%}.release-card{padding:28px}.release-card h3{font-size:29px}.release-heading h2{font-size:36px}.release-specs strong{font-size:12px}#development-guide .section-heading h2{font-size:32px}#development-guide .resource-card{padding:24px}.hero-actions .button{min-height:52px}.video-bottomline{flex-wrap:wrap}.download-meta{overflow-wrap:anywhere}}
@media(max-width:380px){.release-card{padding:22px}.release-tag{font-size:9px;padding:7px}.release-specs{gap:8px}.release-specs strong{font-size:10px}.release-card h3{font-size:26px}.release-download{font-size:12px}.wide-only{display:none}}
@media(prefers-reduced-motion:reduce){.release-download{transition:none}.release-download:hover{transform:none}}