:root{--navy:#020b18;--panel:#071a31;--panel2:#0a2443;--silver:#b9c5d1;--muted:#8fa2b5;--white:#f4f7fa;--yellow:#f4b51b;--blue:#2b78bd;--line:#29425d;--glow:rgba(244,181,27,.16)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--navy);color:var(--white);font-family:Arial,Helvetica,sans-serif;line-height:1.55}.shell{min-height:100vh;background:radial-gradient(circle at 78% 8%,rgba(36,105,170,.2),transparent 27%),linear-gradient(180deg,#020b18,#041223 55%,#020b18)}a{color:inherit;text-decoration:none}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;width:min(1320px,calc(100% - 48px));margin:auto;border-bottom:1px solid rgba(185,197,209,.24)}.brand{display:flex;flex-direction:column;line-height:1}.brand-main{font-size:21px;letter-spacing:.13em;font-weight:900}.brand-main span{color:var(--yellow)}.brand-sub{font-size:9px;letter-spacing:.24em;color:var(--silver);margin-top:8px}.topbar nav{display:flex;align-items:center;gap:30px;font-size:12px;font-weight:800;letter-spacing:.12em}.topbar nav a:hover{color:var(--yellow)}.topbar .nav-cta{border:1px solid var(--yellow);padding:11px 18px;color:var(--yellow)}
.hero{width:min(1320px,calc(100% - 48px));min-height:650px;margin:auto;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px;padding:70px 0}.hero-aviation{position:relative;isolation:isolate;overflow:hidden}.aircraft-watermark{position:absolute;z-index:0;pointer-events:none;mix-blend-mode:screen;background-position:center;background-size:contain;background-repeat:no-repeat}.aircraft-a380{left:-23%;bottom:-19%;width:74%;height:78%;opacity:.13;background-image:url("assets/a380-watermark.png")}.aircraft-b777{right:-6%;bottom:-13%;width:63%;height:76%;opacity:.16;background-image:url("assets/b777-watermark.png")}.hero-copy,.systems-visual{position:relative;z-index:1;min-width:0}.hero-copy{padding:28px;background:linear-gradient(90deg,rgba(2,11,24,.94),rgba(2,11,24,.72) 74%,transparent)}.eyebrow{font-size:11px;letter-spacing:.2em;font-weight:900;color:var(--silver)}.eyebrow span{color:var(--navy);background:var(--yellow);padding:6px 9px;margin-right:10px}.hero h1,.program-intro h1,.login-message h1{font-size:clamp(46px,5.4vw,80px);line-height:.98;letter-spacing:-.045em;margin:24px 0;max-width:800px}.hero h1 em,.program-intro h1 em{color:var(--yellow);font-style:normal}.lead{font-size:18px;color:#b9c7d4;max-width:670px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:34px 0}.button{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;font-size:12px;letter-spacing:.11em;font-weight:900;border:1px solid transparent;cursor:pointer}.button.primary{background:var(--yellow);color:#091321}.button.primary:hover{background:#ffd15c}.button.secondary{border-color:#5f7389;color:var(--white);background:rgba(7,26,49,.5)}.button.full{width:100%;margin-top:24px}.trustline{color:var(--muted);font-size:12px;letter-spacing:.08em}.trustline span{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--yellow);box-shadow:0 0 14px var(--yellow);margin-right:10px}
.systems-visual{position:relative;aspect-ratio:1;max-width:580px;width:100%;margin:auto;background:radial-gradient(circle,rgba(43,120,189,.18),transparent 60%);overflow:hidden}.radar-grid{position:absolute;inset:9%;border:1px solid rgba(185,197,209,.14);background-image:linear-gradient(rgba(185,197,209,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(185,197,209,.08) 1px,transparent 1px);background-size:42px 42px;transform:rotate(8deg)}.orbit{position:absolute;left:50%;top:50%;border:1px solid rgba(185,197,209,.38);border-radius:50%;transform:translate(-50%,-50%)}.orbit-a{width:66%;height:66%}.orbit-b{width:88%;height:88%;border-style:dashed}.core{position:absolute;left:50%;top:50%;width:170px;height:170px;transform:translate(-50%,-50%);border:1px solid var(--yellow);background:#071a31;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 0 50px var(--glow)}.core strong{font-size:38px;letter-spacing:.12em;color:var(--yellow)}.core small{text-align:center;letter-spacing:.18em;color:var(--silver);margin-top:8px}.signal{position:absolute;background:rgba(7,26,49,.92);border-left:3px solid var(--yellow);padding:10px 14px;min-width:138px;box-shadow:0 12px 28px rgba(0,0,0,.25)}.signal b{display:block;font-size:11px;letter-spacing:.15em}.signal span{font-size:11px;color:var(--muted)}.signal-a{top:13%;left:5%}.signal-b{top:18%;right:2%}.signal-c{bottom:14%;left:2%}.signal-d{bottom:10%;right:5%}
.metric-strip{width:min(1320px,calc(100% - 48px));margin:auto;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:rgba(7,26,49,.75)}.metric-strip div{padding:25px 28px;border-right:1px solid var(--line)}.metric-strip div:last-child{border:0}.metric-strip strong{display:block;color:var(--yellow);font-size:30px}.metric-strip span{font-size:10px;color:var(--silver);letter-spacing:.16em;font-weight:800}.statement{width:min(1000px,calc(100% - 48px));margin:130px auto;text-align:center}.statement h2{font-size:clamp(34px,4vw,58px);line-height:1.1;margin:18px auto}.statement>p:last-child{max-width:760px;margin:auto;color:var(--muted);font-size:17px}.feature-grid{width:min(1320px,calc(100% - 48px));margin:0 auto 130px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-grid article{padding:34px;background:linear-gradient(145deg,var(--panel),#061426);border:1px solid var(--line);min-height:260px}.feature-grid article>span{color:var(--yellow);font-size:12px;font-weight:900;letter-spacing:.2em}.feature-grid h3{font-size:24px;margin:36px 0 12px}.feature-grid p{color:var(--muted)}.series-band{width:min(1320px,calc(100% - 48px));margin:0 auto 100px;border-top:1px solid var(--silver);padding-top:45px}.series-band h2{font-size:36px;margin-top:8px}.platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.platforms>div{padding:25px;border:1px solid var(--line);background:var(--panel);display:grid;gap:8px}.platforms .active{border-color:var(--yellow);box-shadow:0 0 35px var(--glow)}.platforms .future{opacity:.5}.platforms small{letter-spacing:.15em;color:var(--silver)}.platforms strong{font-size:28px;color:var(--yellow)}.platforms span{color:var(--muted)}footer{border-top:1px solid var(--line);padding:32px 24px;text-align:center;color:#7f92a5;font-size:11px;max-width:1100px;margin:auto}
.program-page{width:min(1180px,calc(100% - 48px));margin:auto}.program-intro{padding:100px 0 70px}.program-aviation{position:relative;isolation:isolate;overflow:hidden;min-height:560px;display:flex;flex-direction:column;justify-content:center}.program-aviation>*:not(.helicopter-watermark){position:relative;z-index:1}.helicopter-watermark{position:absolute;z-index:0;inset:0;background:url("assets/helicopter-watermark.png") center right/contain no-repeat;opacity:.34;pointer-events:none;mix-blend-mode:screen;-webkit-mask-image:linear-gradient(90deg,transparent 4%,#000 38%,#000 100%);mask-image:linear-gradient(90deg,transparent 4%,#000 38%,#000 100%)}.program-intro>p:last-child{max-width:700px;color:var(--muted);font-size:18px;padding:18px;background:linear-gradient(90deg,rgba(2,11,24,.92),rgba(2,11,24,.55),transparent)}.curriculum{display:grid;gap:12px}.curriculum article{display:grid;grid-template-columns:100px 1fr;gap:22px;padding:28px;border:1px solid var(--line);background:linear-gradient(100deg,var(--panel),rgba(7,26,49,.45));transition:.2s}.curriculum article:hover{border-color:#71869b;transform:translateX(5px)}.curriculum article>b{font-size:42px;color:var(--yellow);font-weight:900}.curriculum small{letter-spacing:.16em;color:var(--silver)}.curriculum h2{margin:4px 0;font-size:25px}.curriculum p{margin:0;color:var(--muted)}.price-panel{margin:70px 0 110px;padding:40px;display:flex;justify-content:space-between;gap:40px;align-items:center;background:var(--panel2);border:1px solid var(--yellow);box-shadow:0 0 50px var(--glow)}.price-panel h2{font-size:48px;margin:8px 0}.price-panel h2 small{font-size:16px;color:var(--silver)}.price-panel p{color:var(--muted);max-width:670px}
.login-page{min-height:100vh;background:radial-gradient(circle at 20% 20%,rgba(43,120,189,.22),transparent 35%),var(--navy)}.login-layout{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.login-message{padding:8vw;display:flex;flex-direction:column;justify-content:center}.login-message .brand{position:absolute;top:44px}.login-message .eyebrow{margin-top:70px}.login-message h1{font-size:clamp(42px,5vw,76px)}.login-message>p:last-child{max-width:660px;color:var(--muted);font-size:18px}.login-card{align-self:center;width:min(500px,calc(100% - 50px));padding:42px;background:var(--panel);border:1px solid var(--silver);box-shadow:0 30px 70px rgba(0,0,0,.4)}.status{font-size:10px;letter-spacing:.15em;color:var(--silver)}.status span,.secure-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#4bdd9a;box-shadow:0 0 12px #4bdd9a;margin-right:8px}.login-card h2{font-size:34px;margin:18px 0}.login-card label{display:block;font-size:11px;font-weight:800;letter-spacing:.1em;color:var(--silver);margin:18px 0 7px}.login-card input{width:100%;height:48px;background:#03101f;color:#fff;border:1px solid #51657a;padding:0 14px;font-size:16px}.login-card input:focus{outline:2px solid var(--yellow);outline-offset:1px}.login-links{display:flex;justify-content:space-between;margin-top:18px;font-size:12px;color:#9dcbff}.login-note{font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px;margin-top:24px}
.console-page{background:#03101f;min-height:100vh}.console-shell{display:grid;grid-template-columns:270px 1fr;min-height:100vh}.console-side{position:sticky;top:0;height:100vh;padding:34px 26px;background:#020a15;border-right:1px solid var(--line);display:flex;flex-direction:column}.platform-tag{margin:52px 0 35px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;gap:5px}.platform-tag small{color:var(--yellow);letter-spacing:.14em}.platform-tag strong{font-size:28px}.platform-tag span{font-size:12px;color:var(--muted)}.console-nav{display:grid;gap:8px}.console-nav a{padding:12px 14px;color:var(--muted);border-left:2px solid transparent;font-size:13px}.console-nav a:hover,.console-nav a.active{color:var(--white);border-color:var(--yellow);background:rgba(244,181,27,.07)}.side-footer{margin-top:auto;color:var(--muted);font-size:10px}.console-main{padding:55px clamp(25px,5vw,75px);max-width:1500px;width:100%;margin:auto}.console-head{display:flex;justify-content:space-between;gap:35px;align-items:center}.console-head h1{font-size:48px;margin:4px 0}.console-head>div>p:last-child{color:var(--muted)}.overall-progress{display:flex;align-items:center;gap:18px}.overall-progress>div:last-child{display:grid;gap:5px}.overall-progress span{font-size:11px;color:var(--muted)}.progress-ring{--progress:0deg;width:105px;height:105px;border-radius:50%;background:conic-gradient(var(--yellow) var(--progress),#19304a 0);display:grid;place-content:center;text-align:center;position:relative}.progress-ring:before{content:"";position:absolute;inset:8px;border-radius:50%;background:#03101f}.progress-ring strong,.progress-ring small{position:relative}.progress-ring strong{font-size:24px;color:var(--yellow)}.progress-ring small{font-size:8px;letter-spacing:.12em;color:var(--silver)}.resume-panel{margin:40px 0 24px;padding:30px;display:flex;align-items:center;justify-content:space-between;gap:30px;background:linear-gradient(110deg,#0b3158,#071a31 72%);border:1px solid #3e6588;border-left:4px solid var(--yellow)}.resume-panel small{color:var(--yellow);letter-spacing:.15em;font-weight:900}.resume-panel h2{font-size:25px;margin:7px 0}.resume-panel p{margin:0;color:var(--muted)}.console-tools{display:flex;justify-content:space-between;align-items:end;gap:20px;margin:35px 0 18px}.search-box{display:grid;gap:7px;flex:1;max-width:540px}.search-box span{font-size:9px;letter-spacing:.15em;color:var(--silver);font-weight:900}.search-box input{height:46px;background:var(--panel);border:1px solid var(--line);color:#fff;padding:0 14px;font-size:15px}.text-button{background:none;border:0;color:var(--yellow);font-size:10px;font-weight:900;letter-spacing:.13em;cursor:pointer}.course-sections{display:grid;gap:10px}.course-section{border:1px solid var(--line);background:var(--panel)}.course-section[open]{border-color:#4d6680}.course-section summary{list-style:none;display:grid;grid-template-columns:58px 1fr 22px;align-items:center;gap:20px;padding:21px 24px;cursor:pointer}.course-section summary::-webkit-details-marker{display:none}.section-number{font-size:25px;font-weight:900;color:var(--yellow)}.course-section summary span:nth-child(2){display:grid;gap:3px}.course-section summary small{color:var(--muted);letter-spacing:.13em;font-size:9px}.course-section summary strong{font-size:17px}.course-section summary i{width:10px;height:10px;border-right:2px solid var(--silver);border-bottom:2px solid var(--silver);transform:rotate(45deg);transition:.2s}.course-section[open] summary i{transform:rotate(225deg)}.lesson-list{border-top:1px solid var(--line)}.lesson-list a{display:grid;grid-template-columns:58px 1fr 60px;gap:20px;align-items:center;padding:15px 24px;border-bottom:1px solid rgba(41,66,93,.7);color:#c9d5df}.lesson-list a:last-child{border-bottom:0}.lesson-list a:hover{background:#0a2747;color:#fff}.lesson-list b{color:var(--yellow);font-size:13px}.lesson-list em{font-style:normal;font-size:9px;letter-spacing:.12em;color:#8cbce8;text-align:right}.lesson-list a.completed em{color:#4bdd9a}.lesson-list a.completed em:after{content:"ED"}.lesson-list a.completed em{font-size:0}.lesson-list a.completed em:before{content:"COMPLET";font-size:9px}.course-section.filtered-out,.lesson-list a.filtered-out{display:none}
@media(max-width:950px){.hero{grid-template-columns:1fr;padding-top:75px}.systems-visual{max-width:520px}.feature-grid,.platforms{grid-template-columns:1fr}.login-layout{grid-template-columns:1fr}.login-message{min-height:50vh;padding:70px 30px 30px}.login-message .brand{top:25px}.login-card{margin:20px auto 70px}.console-shell{display:block}.console-side{position:relative;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:24px}.console-side .platform-tag,.console-side .console-nav,.console-side .side-footer{display:none}.console-main{padding-top:35px}}
@media(max-width:680px){.topbar{width:calc(100% - 28px);height:auto;padding:20px 0;align-items:flex-start}.topbar nav{gap:12px;flex-wrap:wrap;justify-content:flex-end}.topbar nav a{font-size:10px}.topbar .nav-cta{padding:8px 10px}.hero,.metric-strip,.feature-grid,.series-band,.statement,.program-page{width:calc(100% - 28px)}.hero{min-height:0;padding:65px 0 40px}.hero-copy{padding:18px}.aircraft-a380{left:-42%;bottom:-13%;width:96%;opacity:.1}.aircraft-b777{right:-26%;bottom:-5%;width:86%;opacity:.13}.hero h1,.program-intro h1{font-size:42px}.systems-visual{display:none}.helicopter-watermark{opacity:.25;background-position:68% center;background-size:cover}.metric-strip{grid-template-columns:repeat(2,1fr)}.metric-strip div:nth-child(2){border-right:0}.metric-strip div:nth-child(-n+2){border-bottom:1px solid var(--line)}.statement{margin:85px auto}.feature-grid{margin-bottom:85px}.curriculum article{grid-template-columns:58px 1fr;padding:20px}.curriculum article>b{font-size:30px}.curriculum h2{font-size:19px}.price-panel{display:block;padding:26px}.price-panel .button{margin-top:20px;width:100%}.console-head{display:block}.overall-progress{margin-top:25px}.resume-panel{display:block}.resume-panel .button{margin-top:20px;width:100%}.console-tools{display:block}.text-button{margin-top:14px}.course-section summary{grid-template-columns:42px 1fr 18px;padding:18px 14px;gap:10px}.lesson-list a{grid-template-columns:38px 1fr;padding:14px;gap:8px}.lesson-list em{display:none}.login-links{display:grid;gap:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.lesson-list a.completed em{color:#4bdd9a;font-size:0}.lesson-list a.completed em:before{content:"COMPLETED";font-size:9px}.lesson-list a.completed em:after{content:none}

/* Public four-page journey */
.topbar nav a.active{color:var(--yellow)}
.curriculum-page,.pricing-page,.free-lesson-page{width:min(1180px,calc(100% - 48px));margin:auto}
.curriculum-hero{min-height:590px;padding:90px 0 70px;display:flex;align-items:center}
.curriculum-copy{max-width:760px;position:relative;z-index:1;padding:30px;background:linear-gradient(90deg,rgba(2,11,24,.96),rgba(2,11,24,.7) 72%,transparent)}
.curriculum-copy h1,.pricing-hero h1,.lesson-preview-head h1{font-size:clamp(48px,6vw,82px);line-height:.98;letter-spacing:-.045em;margin:24px 0}
.curriculum-copy h1 em,.pricing-hero h1 em,.lesson-preview-head h1 em{color:var(--yellow);font-style:normal}
.curriculum-copy>p:last-of-type{max-width:700px;color:#b9c7d4;font-size:18px}
.curriculum-facts{display:flex;gap:28px;flex-wrap:wrap;margin-top:34px;color:var(--silver);font-size:10px;letter-spacing:.13em;font-weight:800}
.curriculum-facts span{display:flex;align-items:center;gap:9px}.curriculum-facts b{color:var(--yellow);font-size:25px;letter-spacing:0}
.public-course-sections{display:grid;gap:12px;margin:25px 0 80px}
.public-course{border:1px solid var(--line);background:linear-gradient(110deg,var(--panel),rgba(7,26,49,.5))}
.public-course[open]{border-color:#58708a}
.public-course summary{list-style:none;display:grid;grid-template-columns:75px 1fr 20px;align-items:center;gap:22px;padding:26px 28px;cursor:pointer}
.public-course summary::-webkit-details-marker{display:none}.public-course summary>span:nth-child(2){display:grid;gap:4px}
.public-course summary small{color:var(--yellow);font-size:9px;letter-spacing:.16em}.public-course summary strong{font-size:22px}.public-course summary em{color:var(--muted);font-size:13px;font-style:normal}
.public-course summary i,.faq summary i{width:10px;height:10px;border-right:2px solid var(--silver);border-bottom:2px solid var(--silver);transform:rotate(45deg);transition:.2s}.public-course[open] summary i,.faq details[open] summary i{transform:rotate(225deg)}
.public-lesson-list{border-top:1px solid var(--line)}.public-lesson-list>div{display:grid;grid-template-columns:60px 1fr auto;gap:18px;align-items:center;min-height:54px;padding:12px 28px;border-bottom:1px solid rgba(41,66,93,.62);color:#c8d4df}.public-lesson-list>div:last-child{border-bottom:0}.public-lesson-list b{color:var(--yellow)}.public-lesson-list a{font-size:9px;letter-spacing:.12em;font-weight:900;color:#091321;background:var(--yellow);padding:8px 10px}.preview-lesson{background:rgba(244,181,27,.06)}
.journey-cta,.preview-next,.final-enrol{margin:70px 0 110px;padding:38px;display:flex;align-items:center;justify-content:space-between;gap:38px;border:1px solid var(--yellow);background:linear-gradient(110deg,#0b3158,#071a31 72%);box-shadow:0 0 50px var(--glow)}
.journey-cta h2,.preview-next h2,.final-enrol h2{font-size:34px;margin:8px 0}.journey-cta p:last-child,.preview-next p:last-child{color:var(--muted);max-width:720px}

/* Pricing */
.pricing-hero{min-height:690px;padding:85px 0;display:grid;grid-template-columns:1fr 430px;gap:70px;align-items:center}.pricing-hero>div:first-child{max-width:690px}.price-card{padding:40px;background:linear-gradient(145deg,#0b294a,#061528);border:1px solid var(--yellow);box-shadow:0 26px 80px rgba(0,0,0,.38),0 0 48px var(--glow)}.price-label{font-size:10px;letter-spacing:.17em;color:var(--silver);font-weight:900}.price-amount{display:flex;align-items:start;margin:8px 0 -4px;color:var(--yellow)}.price-amount sup{font-size:30px;margin-top:12px}.price-amount strong{font-size:76px;line-height:1}.one-time{font-size:11px;letter-spacing:.18em;font-weight:900}.price-card ul{list-style:none;padding:20px 0;margin:25px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.price-card li{padding:7px 0;color:#c7d3de}.price-card li:before{content:"✓";color:var(--yellow);font-weight:900;margin-right:10px}.price-card>small{display:block;margin-top:16px;color:var(--muted);font-size:10px;text-align:center}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0 100px}.value-grid article{min-height:250px;padding:30px;border:1px solid var(--line);background:var(--panel)}.value-grid article>b{color:var(--yellow);letter-spacing:.15em}.value-grid h2{font-size:23px;margin:34px 0 12px}.value-grid p{color:var(--muted)}.buying-steps{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start;margin:100px 0}.buying-steps h2{font-size:38px;line-height:1.08}.buying-steps ol{list-style:none;padding:0;margin:0;display:grid;gap:10px}.buying-steps li{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:22px;border:1px solid var(--line);background:var(--panel)}.buying-steps li>span{display:grid;place-content:center;width:44px;height:44px;border:1px solid var(--yellow);color:var(--yellow);font-weight:900}.buying-steps b{font-size:17px}.buying-steps p{margin:5px 0 0;color:var(--muted)}.faq{margin:80px 0}.faq>details{border-bottom:1px solid var(--line)}.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 5px;cursor:pointer;font-size:18px;font-weight:800}.faq summary::-webkit-details-marker{display:none}.faq details>p{color:var(--muted);max-width:850px;margin:0;padding:0 5px 25px}.final-enrol{margin-bottom:100px}

/* Free full lesson */
.lesson-preview-head{padding:90px 0 60px;display:grid;grid-template-columns:1fr 320px;gap:70px;align-items:end}.lesson-preview-head>div>p:last-child{color:var(--silver);letter-spacing:.1em}.lesson-preview-head aside{padding:25px;border:1px solid var(--line);background:var(--panel);display:grid;gap:9px}.lesson-preview-head aside b{font-size:10px;letter-spacing:.16em;color:var(--yellow);margin-bottom:7px}.lesson-preview-head aside span{color:#c4d0da;font-size:13px}.lesson-preview-head aside span:before{content:"✓";color:var(--yellow);margin-right:8px}.lesson-frame-wrap{border:1px solid #60758a;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.4)}.lesson-frame-bar{min-height:54px;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:#071a31;color:var(--silver);font-size:10px;letter-spacing:.12em;font-weight:900}.lesson-frame-bar a{color:var(--yellow)}.lesson-frame{display:block;width:100%;height:1200px;border:0;background:#fff}.preview-next{margin-bottom:100px}
.lesson-launch-card{position:relative;isolation:isolate;overflow:hidden;min-height:390px;padding:54px;display:grid;grid-template-columns:130px 1fr 220px;gap:36px;align-items:center;border:1px solid #60758a;background:linear-gradient(120deg,#0b3158 0,#071a31 58%,#04101e 100%);box-shadow:0 30px 80px rgba(0,0,0,.4);transition:transform .2s,border-color .2s,box-shadow .2s}.lesson-launch-card:before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 80% 35%,rgba(244,181,27,.12),transparent 34%),linear-gradient(135deg,transparent 0 49.8%,rgba(174,189,203,.12) 50%,transparent 50.2%);pointer-events:none}.lesson-launch-card:hover{transform:translateY(-4px);border-color:var(--yellow);box-shadow:0 36px 90px rgba(0,0,0,.48),0 0 42px var(--glow)}.lesson-launch-number{display:grid;place-items:center;width:120px;height:120px;border:1px solid var(--yellow);color:var(--yellow);font-size:44px;font-weight:900;letter-spacing:-.04em}.lesson-launch-copy h2{margin:9px 0 15px;font-size:clamp(30px,4vw,48px);line-height:1.02}.lesson-launch-copy>p:not(.eyebrow){max-width:700px;color:#b9c7d4}.lesson-launch-button{display:inline-flex;align-items:center;gap:16px;margin-top:24px;padding:15px 18px;background:var(--yellow);color:#091321;font-size:11px;font-weight:900;letter-spacing:.1em}.lesson-launch-button b{font-size:18px}.lesson-launch-mark{display:grid;place-items:center;gap:8px;min-height:190px;border:1px solid rgba(174,189,203,.36);background:rgba(2,11,24,.52)}.lesson-launch-mark strong{color:var(--yellow);font-size:34px;letter-spacing:.15em}.lesson-launch-mark small{color:var(--silver);letter-spacing:.17em}.preview-next{margin-bottom:100px}

/* Login public return navigation */
.login-public-nav{position:absolute;top:106px;display:flex;gap:20px;flex-wrap:wrap;font-size:10px;font-weight:900;letter-spacing:.1em;color:var(--silver)}.login-public-nav a:hover{color:var(--yellow)}

@media(max-width:980px){.pricing-hero{grid-template-columns:1fr;gap:30px}.price-card{max-width:560px}.value-grid{grid-template-columns:1fr}.buying-steps{grid-template-columns:1fr;gap:25px}.lesson-preview-head{grid-template-columns:1fr;gap:25px}.lesson-preview-head aside{max-width:520px}}
@media(max-width:980px){.lesson-launch-card{grid-template-columns:110px 1fr;padding:38px}.lesson-launch-number{width:100px;height:100px}.lesson-launch-mark{display:none}}
@media(max-width:680px){.curriculum-page,.pricing-page,.free-lesson-page{width:calc(100% - 28px)}.curriculum-hero{min-height:520px;padding:60px 0}.curriculum-copy{padding:18px}.curriculum-copy h1,.pricing-hero h1,.lesson-preview-head h1{font-size:42px}.public-course summary{grid-template-columns:45px 1fr 16px;gap:10px;padding:20px 14px}.public-course summary strong{font-size:17px}.public-course summary em{font-size:11px}.public-lesson-list>div{grid-template-columns:45px 1fr;padding:12px 14px;gap:8px}.public-lesson-list a{grid-column:2;width:max-content}.journey-cta,.preview-next,.final-enrol{display:block;padding:25px}.journey-cta .button,.final-enrol .button{width:100%;margin-top:20px}.pricing-hero{padding:60px 0}.price-card{padding:27px}.price-amount strong{font-size:62px}.buying-steps{margin:75px 0}.lesson-preview-head{padding:60px 0 35px}.lesson-frame{height:800px}.lesson-frame-bar{align-items:flex-start;flex-direction:column;padding:14px}.login-public-nav{top:92px;gap:12px}.login-message .eyebrow{margin-top:115px}}

/* Page-specific aviation artwork — restrained silver technical watermarks. */
.page-aircraft,.program-aviation>.page-aircraft{position:absolute;z-index:0;pointer-events:none;background-position:center;background-repeat:no-repeat;background-size:contain;mix-blend-mode:screen}
.program-aviation>*:not(.page-aircraft),.lesson-preview-head>*:not(.page-aircraft),.pricing-hero>*:not(.page-aircraft){position:relative;z-index:1}
.curriculum-hero,.lesson-preview-head,.pricing-hero{position:relative;isolation:isolate;overflow:hidden}
.art-aw139{right:-5%;top:2%;width:48%;height:58%;opacity:.17;background-image:url("assets/aw139-watermark.png")}
.art-md520{right:29%;bottom:-8%;width:33%;height:46%;opacity:.14;background-image:url("assets/md520-watermark.png")}
.art-bell427{right:-10%;bottom:-12%;width:42%;height:49%;opacity:.13;background-image:url("assets/bell427-watermark.png")}
.art-constellation{right:-8%;top:0;width:64%;height:100%;opacity:.18;background-image:url("assets/constellation-watermark.png");-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 26%);mask-image:linear-gradient(90deg,transparent 0,#000 26%)}
.lesson-preview-head>div:not(.page-aircraft),.lesson-preview-head>aside{background:linear-gradient(90deg,rgba(2,11,24,.94),rgba(2,11,24,.66) 75%,transparent)}
.pricing-hero{min-height:690px}
.pricing-copy{max-width:690px}
.art-f18{right:18%;top:-2%;width:48%;height:48%;opacity:.12;background-image:url("assets/f18-watermark.png")}
.art-f15{left:-9%;bottom:-12%;width:58%;height:55%;opacity:.11;background-image:url("assets/f15-watermark.png");transform:rotate(-2deg)}
.pricing-hero>div:not(.page-aircraft){background:linear-gradient(90deg,rgba(2,11,24,.94),rgba(2,11,24,.60) 80%,transparent)}
.pricing-hero>.price-card{background:linear-gradient(145deg,#0b294a,#061528)}

@media(max-width:980px){.art-aw139{right:-12%;width:62%}.art-md520{right:34%;width:42%}.art-bell427{right:-16%;width:54%}.art-constellation{right:-18%;width:82%;opacity:.14}.art-f18{right:-10%;width:66%}.art-f15{left:-20%;width:72%}}
@media(max-width:680px){.art-aw139{right:-22%;top:0;width:92%;opacity:.14}.art-md520{display:none}.art-bell427{right:18%;bottom:-20%;width:70%;opacity:.1}.art-constellation{right:-28%;width:112%;opacity:.12}.art-f18{right:-28%;top:1%;width:92%;opacity:.11}.art-f15{left:-32%;bottom:-20%;width:92%;opacity:.08}}
@media(max-width:680px){.lesson-launch-card{min-height:0;grid-template-columns:1fr;gap:22px;padding:26px}.lesson-launch-number{width:74px;height:74px;font-size:30px}.lesson-launch-button{width:100%;justify-content:center;text-align:center}.preview-next{margin-top:55px}}