:root{color-scheme:dark;--navy:#102a43;--deep:#091e31;--green:#1baa73;--light:#e6f1f7;--muted:#b9cedc;--line:#ffffff24;--gold:#ffc83d}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--navy);color:white;font:17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}button{font:inherit;cursor:pointer}a,button,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible,video:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--gold);outline-offset:5px}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.08;letter-spacing:-.04em}h1{font-size:clamp(44px,6vw,80px);font-weight:850}h2{font-size:clamp(32px,4.2vw,54px);font-weight:800}h3{font-size:25px;font-weight:750}p{margin-top:18px}p,li{max-width:66ch}.wrap{width:min(1200px,calc(100% - 64px));margin:auto}.skip{position:fixed;top:-100px;left:20px;background:white;color:var(--navy);padding:10px;z-index:100}.skip:focus{top:10px}.nav{border-bottom:1px solid var(--line);background:#102a43f5;position:sticky;top:0;z-index:20}.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:88px}.brand{display:block;position:relative;width:166px;height:42px;overflow:hidden;flex-shrink:0}.brand img{position:absolute;width:491px;max-width:none;left:-162px;top:-54px}.nav-links{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:650}.nav-links a{text-decoration:none}.nav-links a:hover{color:#6de6b8}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:50px;padding:12px 22px;background:var(--green);color:#061e19;border:0;border-radius:10px;text-decoration:none;font-weight:800;line-height:1.3}.button:hover{background:#43d39c}.button.secondary{background:transparent;border:1px solid #ffffff65;color:white}.button.light{background:var(--navy);color:white}.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:#75dfb6;margin:0 0 20px}.hero{padding:76px 0 62px;position:relative;background:radial-gradient(ellipse at 85% 45%,#205377 0,transparent 52%)}.hero-grid{display:grid;grid-template-columns:1fr 1.08fr;gap:46px;align-items:center}.hero h1 em{font-style:normal;color:#6be0b1}.hero .lead{font-size:20px;color:#d1e1eb;max-width:38ch}.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:28px}.small{font-size:13px;color:var(--muted)}.device{padding:10px;background:#05121e;border:1px solid #7794a3;border-radius:25px;box-shadow:0 28px 65px #0005;transform:rotate(-3deg)}.device img{border-radius:17px;width:100%}.media-caption{font-size:12px;color:var(--muted);margin-top:22px;text-align:center}.trust{display:flex;gap:22px;flex-wrap:wrap;padding:24px 0;border-top:1px solid var(--line);color:#d7e7ed;font-size:14px}.trust span:before{content:'✓';color:#68e0af;margin-right:9px}.section{padding:84px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}.section-head p{color:var(--muted)}.light-section{background:var(--light);color:var(--navy)}.light-section .eyebrow{color:#17694d}.light-section .small{color:#426070}.light-section p{color:#34556b}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.feature{padding:28px;border:1px solid #163e5d24;border-radius:18px;background:#f7fbfd}.feature .number{font-size:13px;color:#276b54;display:block;margin-bottom:28px;font-weight:800}.feature p{font-size:16px}.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.shot{border-radius:18px;border:1px solid var(--line);background:var(--deep);width:100%}.pill{display:inline-block;background:#ffffff10;border:1px solid var(--line);padding:5px 11px;border-radius:50px;font-size:12px;margin:0 8px 10px 0;color:#d1e1eb}.gallery-controls{display:flex;gap:10px}.gallery-controls button{border:1px solid #ffffff50;background:transparent;color:white;border-radius:50%;width:48px;height:48px}.gallery{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 24px;scrollbar-color:var(--green) var(--deep)}.gallery>article,.gallery>figure{scroll-snap-align:start;flex:0 0 300px;margin:0}.gallery video{display:block;width:100%;aspect-ratio:9/16;background:#071927;border-radius:16px;object-fit:contain}.gallery h3{font-size:22px;margin-top:20px}.gallery p{color:var(--muted);font-size:14px;margin-top:10px}.gallery details{font-size:13px;margin-top:12px;color:var(--muted)}summary{cursor:pointer;min-height:44px;padding:10px 0}.screens>figure{flex-basis:72%}.screens img{width:100%;aspect-ratio:2.08;object-fit:contain;background:#071927;border-radius:16px}.screens figcaption{padding:16px 0;font-size:15px;color:var(--muted)}.level{border-top:3px solid var(--green);background:#16364f;padding:28px;border-radius:0 0 16px 16px}.level:nth-child(2){border-color:#ffc83d}.level:nth-child(3){border-color:#c4a2ee}.level p{color:var(--muted);font-size:16px}.level small{display:block;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-size:11px;margin-bottom:20px}.coverage{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.coverage article{padding:20px 22px;background:#fff8;border:1px solid #102a4322;border-radius:12px}.coverage h3{font-size:19px;letter-spacing:-.02em}.coverage p{font-size:14px;margin-top:8px}.teacher-callout{padding:48px;background:#193f59;border-radius:24px;border:1px solid var(--line);display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center}.teacher-callout p{color:var(--muted)}.teacher-callout .actions{justify-content:end}.faq{max-width:850px;margin:auto}.faq h2{margin-bottom:28px}.faq details{border-bottom:1px solid var(--line);padding:12px 0}.faq summary{font-size:19px;font-weight:700}.faq details p{color:var(--muted);margin:8px 0 18px}.download{padding:68px 0;text-align:center;background:#163c4b}.download p{margin:20px auto}.download .actions{justify-content:center}.footer{padding:32px 0;display:flex;justify-content:space-between;gap:24px;font-size:13px;color:var(--muted);flex-wrap:wrap}.footer nav{display:flex;gap:22px;flex-wrap:wrap}.lesson{padding:30px;background:white;border-radius:16px}.lesson h3{margin:16px 0}.lesson ol{padding-left:22px;color:#34556b}.lesson li{margin-top:14px}.lesson .eyebrow{margin:0}.teacher-hero{max-width:850px;padding:0 0 35px}.teacher-hero .lead{max-width:60ch}.teacher-videos video{width:100%;max-height:590px;aspect-ratio:9/16;background:#071927;border-radius:16px}.teacher-videos{display:grid;grid-template-columns:1fr 1fr;gap:26px}.teacher-videos h3{margin-top:20px}.print-link{margin-top:24px;display:inline-block}.note{border-left:3px solid var(--green);padding-left:20px;margin-top:28px;color:var(--muted)}@media(max-width:850px){.wrap{width:calc(100% - 36px)}.nav-inner{min-height:76px;flex-wrap:wrap;padding:14px 0;gap:8px}.nav-links{gap:17px;font-size:13px}.nav-links .button{min-height:40px;padding:9px 13px}.hero{padding:45px 0}.hero-grid,.split,.teacher-callout{grid-template-columns:1fr;gap:34px}.hero-grid .device{max-width:640px;margin:12px auto 0;transform:none}.hero .lead{max-width:55ch}.grid3{grid-template-columns:1fr}.section{padding:56px 0}.coverage{grid-template-columns:1fr 1fr}.teacher-callout{padding:28px}.teacher-callout .actions{justify-content:start}.section-head{align-items:start}.screens>figure{flex-basis:94%}.teacher-videos{gap:16px}}@media(max-width:480px){.nav-links{width:100%;justify-content:space-between;gap:10px}.brand{width:166px}.nav-inner{padding-bottom:12px}.coverage{grid-template-columns:1fr}.section-head{flex-wrap:wrap}.teacher-videos{grid-template-columns:1fr}.teacher-videos video{max-height:550px}.trust{gap:10px 20px}.hero h1{font-size:46px}.footer{padding-bottom:40px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.gallery{scroll-behavior:auto}}@media print{body,.light-section{background:white;color:black}.nav,.footer,.actions,.teacher-videos,.download,.gallery-controls,.skip{display:none}.section,.hero{padding:20px 0}.wrap{width:100%}.split,.grid3{display:block}.lesson{break-inside:avoid}.eyebrow,p,.small,.note{color:black!important}.lesson{border:1px solid #aaa;margin:15px 0}}
/* Shared support and privacy layouts. Policy and help copy is unchanged. */
.content-page{padding:64px 0 76px}.page-intro{max-width:850px;padding-bottom:52px}.page-intro h1{max-width:15ch}.page-intro .lead{font-size:20px;color:#d1e1eb}.page-intro .button{margin-top:26px}.content-page .faq{max-width:850px;margin:0}.content-page .faq ul{color:var(--muted);padding-left:24px}.content-page li{margin:10px 0}.contact-card{margin-top:60px;padding:36px;background:#193f59;border:1px solid var(--line);border-radius:24px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.contact-card p{color:var(--muted)}.contact-card h2{font-size:36px}.contact-card p:first-child{margin-top:0}.policy-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:58px;align-items:start}.policy-summary{background:#193f59;border:1px solid var(--line);border-radius:18px;padding:28px;position:sticky;top:116px}.policy-summary h2{font-size:25px}.policy-summary ul{padding-left:20px;color:#d1e1eb}.policy-copy{min-width:0}.policy-copy section{padding:0 0 36px;margin-bottom:36px;border-bottom:1px solid var(--line)}.policy-copy h2{font-size:30px;letter-spacing:-.025em}.policy-copy p,.policy-copy li{color:#d1e1eb}.policy-copy a{color:white}.effective-date{font-size:13px;color:var(--muted)}.nav-links [aria-current="page"],.footer [aria-current="page"]{text-decoration:underline;text-decoration-color:var(--green);text-underline-offset:7px}
@media(max-width:850px){.content-page{padding:40px 0 56px}.policy-layout{grid-template-columns:1fr;gap:36px}.policy-summary{position:static}.policy-summary ul{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.contact-card{grid-template-columns:1fr;gap:20px;padding:28px}.page-intro{padding-bottom:40px}}
@media(max-width:480px){.policy-summary ul{grid-template-columns:1fr}.policy-copy h2{font-size:27px}.page-intro h1{font-size:46px}}
@media print{.policy-layout{display:block}.policy-summary{position:static;background:white}.policy-copy p,.policy-copy li,.policy-copy a{color:black}}