@font-face{font-family:DM;src:url('/landing-assets/body.ttf') format('truetype');font-display:swap}@font-face{font-family:Barlow;src:url('/landing-assets/display.ttf') format('truetype');font-display:swap}
:root{--forest:#183c33;--ink:#213d34;--paper:#fafaf5;--lime:#d8e4b7;--line:#d2d8ce;--muted:#5b6c62;--rust:#a84527}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--paper);color:var(--ink);font-family:DM,sans-serif;font-size:17px;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--rust);outline-offset:5px}.skip{position:fixed;top:-80px;left:16px;z-index:50;background:white;padding:12px}.skip:focus{top:10px}.masthead{min-height:98px;max-width:1600px;margin:auto;padding:20px 4.5%;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{font-size:25px;font-weight:bold;letter-spacing:-1.1px;line-height:1.1;white-space:nowrap}.brand span{color:var(--rust)}.brand small{display:block;font-size:9px;letter-spacing:4px;margin-top:10px;font-weight:400}.masthead nav{display:flex;align-items:center;gap:28px;font-size:14px}.masthead nav>a:not(.button){padding:12px 0}.button{display:inline-flex;justify-content:center;align-items:center;min-height:54px;padding:15px 25px;background:var(--forest);color:white;font-weight:bold;font-size:15px;line-height:1.4;border:1px solid transparent;transition:background .2s,transform .2s}.button:hover{background:#2c5145;transform:translateY(-2px)}.button-small{min-height:46px;padding:12px 19px}.button-light{background:var(--lime);color:var(--forest)}.button-light:hover{background:#eef4d8}.text-link{display:inline-block;font-weight:bold;border-bottom:1px solid currentColor;padding:8px 0 4px;line-height:1.5}.text-link:hover{color:var(--rust)}.eyebrow{font-size:12px;letter-spacing:1.7px;line-height:1.6;font-weight:bold;margin:0 0 22px}.hero{max-width:1600px;margin:auto;display:grid;grid-template-columns:1fr 1.06fr;min-height:615px;padding:0 4.5% 34px}.hero-copy{padding:68px 36px 46px 0;align-self:center;position:relative;z-index:1}.hero-copy .eyebrow{color:var(--rust)}h1,h2,h3,p,figure{margin:0}h1,h2{font-family:Barlow,sans-serif;font-weight:600;line-height:.98;letter-spacing:-.025em}h1{font-size:clamp(64px,6.5vw,104px)}h1 span{color:#657e69}h2{font-size:clamp(44px,4.4vw,70px)}h3{font-size:23px;line-height:1.25;letter-spacing:-.5px}.hero-description{font-size:18px;max-width:435px;margin:28px 0;line-height:1.7;color:var(--muted)}.actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.micro{font-size:13px;line-height:1.6;color:var(--muted);margin-top:16px}.hero-visual{position:relative;min-height:580px;background:#e4e9e1;overflow:hidden}.hero-visual>img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:51% 50%}.hero-visual figcaption{position:absolute;bottom:0;left:0;right:0;padding:25px 30px;background:linear-gradient(0deg,#17362fea,#17362fcf);color:#fff}.hero-visual figcaption .eyebrow{display:block;color:#d8e4b7;margin-bottom:9px;font-size:11px}.hero-visual figcaption a{font-size:22px;display:flex;align-items:center;justify-content:space-between;gap:10px}.round-play{font-size:12px;display:grid;place-items:center;width:39px;height:39px;border:1px solid #d8e4b799;border-radius:50%}.visual-marker{position:absolute;left:25px;top:25px;font-size:11px;letter-spacing:2px;background:#fafaf5dc;padding:8px 12px}.contents-strip{border-block:1px solid var(--line);padding:23px 4.5%;display:flex;gap:36px;font-size:14px;max-width:1600px;margin:auto}.strip-end{margin-left:auto;font-size:11px;letter-spacing:1.3px;color:var(--muted)}.section{max-width:1456px;margin:auto;padding:95px 4.5%}.definition{display:grid;grid-template-columns:1fr 1.15fr;gap:80px}.definition .eyebrow,.topics .eyebrow,.questions .eyebrow{color:var(--rust)}.lead{font-size:27px;line-height:1.4;letter-spacing:-.5px}.definition-copy>p+p{margin-top:22px;color:var(--muted)}.definition-copy .text-link{margin-top:20px}.experience{border-top:1px solid var(--line);padding-top:75px}.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin-bottom:44px}.section-heading>p{max-width:320px;color:var(--muted);font-size:16px}.experience-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:65px}.lesson-preview{background:#e8ede3;position:relative;align-self:start}.lesson-preview img{width:100%;height:310px;object-fit:cover;display:block}.lesson-preview figcaption{padding:23px 27px}.lesson-preview figcaption>span{font-size:11px;letter-spacing:1.8px}.lesson-preview strong{display:block;font-family:Barlow,sans-serif;font-size:34px;margin:6px 0}.lesson-preview a{font-size:14px}.steps{margin:0;padding:0;list-style:none}.steps li{border-top:1px solid var(--line);padding:28px 0;display:flex;gap:23px}.steps li:first-child{padding-top:10px;border:0}.step-number{font-family:Barlow,sans-serif;font-size:24px;color:var(--rust);line-height:1.3}.steps p{margin-top:12px;color:var(--muted);font-size:16px}.home-base{max-width:none;background:var(--forest);color:var(--paper);display:grid;grid-template-columns:1fr 1fr;gap:100px;padding-inline:max(6%,calc((100vw - 1310px)/2))}.airport-type{align-self:center}.airport-type>span{font-size:11px;letter-spacing:2px;color:var(--lime)}.airport-type>strong{font-family:Barlow,sans-serif;font-weight:600;font-size:clamp(110px,15vw,230px);line-height:1.05;display:block;letter-spacing:-.04em;color:var(--lime)}.airport-type>div{display:flex;justify-content:space-between;font-size:12px;letter-spacing:2px}.airport-type hr{border:0;border-top:1px solid #d8e4b74a;margin:24px 0}.airport-type p{font-size:20px;line-height:1.45;color:#c7d7cd}.airport-copy>p:not(.eyebrow){margin-top:24px;color:#c7d7cd}.airport-copy .button{margin-top:28px}.airport-copy .micro{max-width:410px;font-size:12px}.topic-list a{display:flex;align-items:center;border-top:1px solid var(--line);padding:23px 0;gap:30px;font-size:23px}.topic-list a:last-child{border-bottom:1px solid var(--line)}.topic-list a:hover{color:var(--rust)}.topic-list span{font-family:Barlow;font-size:19px;color:var(--muted)}.topic-list small{margin-left:auto;font-size:14px;color:var(--muted)}.scope-note{display:grid;grid-template-columns:1fr 2fr;gap:50px;margin-top:36px;font-size:14px;color:var(--muted)}.scope-note strong{color:var(--ink);font-size:16px}.questions{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;border-top:1px solid var(--line)}.questions h2{max-width:320px}.faq-list details{border-bottom:1px solid var(--line);padding:20px 0}.faq-list details:first-child{padding-top:0}.faq-list summary{cursor:pointer;font-weight:bold;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:20px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:'+';font-size:24px;font-weight:400;line-height:1}.faq-list details[open] summary:after{content:'−'}.faq-list p{margin:16px 30px 0 0;color:var(--muted);font-size:16px}.faq-list .text-link{font-size:14px;margin-top:12px}.closing{max-width:none;text-align:center;background:#23493e;color:var(--paper);padding-block:80px}.closing .eyebrow{color:var(--lime)}.closing h2{font-size:clamp(55px,6vw,90px)}.closing .button{margin-top:33px}.closing>p:last-child{font-size:14px;margin-top:23px;color:#d0ddd4}.closing>p a{text-decoration:underline;text-underline-offset:4px}footer{padding:35px 4.5%;display:flex;align-items:center;justify-content:space-between;gap:30px;font-size:13px}footer .brand{font-size:20px}footer>span{color:var(--muted)}footer>div{display:flex;gap:20px;align-items:center}footer button{color:inherit;border:0;background:none;padding:12px 0;cursor:pointer;font-size:13px}footer a:not(.brand){padding:12px 0}
@media(prefers-reduced-motion:no-preference){.hero-copy{animation:reveal .65s ease both}.hero-visual{animation:reveal .9s .1s ease both}@keyframes reveal{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media(min-width:1700px){.hero{min-height:700px}.hero-visual{min-height:630px}}
@media(max-width:1050px){.masthead nav{gap:20px}.nav-detail{display:none}.hero{grid-template-columns:1fr 1fr}.hero-copy{padding-right:22px}.hero-visual{min-height:520px}h1{font-size:72px}.actions{gap:16px}.section{padding-block:65px}.definition,.experience-layout{gap:36px}.home-base{gap:50px}.strip-end{display:none}.section-heading{align-items:flex-start}.scope-note{gap:30px}footer{flex-wrap:wrap}footer>span{display:none}}
@media(max-width:700px){html{scroll-padding-top:20px}.masthead{min-height:81px;padding:17px 20px;gap:15px}.brand{font-size:20px}.brand small{font-size:8px;letter-spacing:2.8px;margin-top:7px}.masthead nav{gap:15px;font-size:14px}.masthead .button{display:none}.hero{display:flex;flex-direction:column;padding:0 20px 26px}.hero-copy{padding:36px 0 30px}.eyebrow{font-size:11px;letter-spacing:1.4px;margin-bottom:18px}h1{font-size:clamp(58px,12vw,82px);line-height:1.02}.hero-description{font-size:16px;margin:22px 0}.actions{gap:20px}.actions .text-link{font-size:14px}.button{min-height:50px;padding:14px 20px}.hero .micro{margin-top:14px;font-size:12px}.hero-visual{min-height:340px}.hero-visual>img{object-position:center 46%}.hero-visual figcaption{padding:20px}.hero-visual figcaption a{font-size:20px}.visual-marker{top:17px;left:18px;font-size:10px}.contents-strip{padding:17px 20px;gap:18px;flex-wrap:wrap;font-size:12px}.contents-strip span:last-of-type{display:none}.section{padding:55px 24px}.definition,.experience-layout,.questions,.home-base{display:block}.definition h2 br{display:none}.definition-copy{margin-top:25px}.lead{font-size:23px}.definition-copy>p+p{font-size:16px;margin-top:17px}h2{font-size:48px}.section-heading{display:block;margin-bottom:28px}.section-heading>p{margin-top:20px;max-width:none}.lesson-preview img{height:240px}.steps{margin-top:32px}.steps li{padding-block:22px}.steps h3{font-size:21px}.home-base{padding:55px 26px}.airport-type{margin-bottom:48px}.airport-type>strong{font-size:140px}.airport-type p{display:none}.airport-copy p{font-size:16px}.airport-copy h2 br{display:none}.topic-list a{flex-wrap:wrap;column-gap:17px;row-gap:3px;font-size:21px;padding:19px 0}.topic-list small{width:100%;margin-left:36px}.scope-note{display:block;margin-top:28px}.scope-note p{margin-top:10px}.questions h2{max-width:none}.faq-list{margin-top:30px}.faq-list summary{font-size:16px;min-height:30px}.closing{padding:60px 24px}.closing h2{font-size:62px}.closing .eyebrow{font-size:10px}footer{padding:30px 24px;gap:20px}footer>div{gap:20px;flex-wrap:wrap;font-size:12px}footer button{font-size:12px}}

/* GS3D identity: the approved trainer in the header and a fully visible hero. */
.brand{display:inline-flex;align-items:center;gap:12px;white-space:normal;flex-shrink:0}
.brand-plane{width:80px;height:40px;object-fit:contain}
.brand .brand-type{display:block;color:var(--forest)}
.brand .brand-type strong{display:block;font-size:29px;line-height:1.05;letter-spacing:-1px}
.brand .brand-type small{font-size:8px;letter-spacing:1.3px;margin-top:5px;color:var(--forest)}
.hero-visual{background:#fff;display:flex;flex-direction:column;justify-content:center;min-height:0}
.hero-visual>img{position:static;display:block;width:100%;height:auto;object-fit:contain;margin:auto 0;padding:34px 12px}
.hero-visual figcaption{position:static;background:var(--forest)}
.hero-visual .visual-marker{color:var(--forest)}
@media(max-width:700px){.brand{gap:8px}.brand-plane{width:62px;height:34px}.brand .brand-type strong{font-size:25px}.brand .brand-type small{font-size:7px;letter-spacing:.7px}.hero-visual{min-height:0}.hero-visual>img{padding:35px 8px 18px}.masthead{gap:12px}.masthead nav{gap:12px}}
.study-paths{border-top:1px solid var(--line)}.study-path-links{display:flex;gap:18px 32px;flex-wrap:wrap;margin-top:25px;font-size:15px}
@media(max-width:700px){.study-paths .topic-list a{display:grid;grid-template-columns:22px minmax(0,1fr);gap:6px 14px;font-size:21px}.study-paths .topic-list small{grid-column:2;margin-left:0}.study-path-links{flex-direction:column;align-items:flex-start}}