:root{--ink:#102334;--ink-deep:#071724;--ink-soft:#51636e;--paper:#f5f1e9;--paper-deep:#e8e2d7;--paper-light:#fbf9f4;--navy:#071724;--navy-soft:#0c2434;--sky:#9dc6d4;--orange:#ee7b3a;--orange-soft:#f6c4a6;--green:#2e7964;--line:#10233429;--line-dark:#ffffff29;--focus:#ff9a57;--serif:Georgia, "Times New Roman", serif;--sans:Arial, Helvetica, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);min-height:100vh;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;flex-direction:column;margin:0;display:flex}main{flex:1}a{color:inherit}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}::selection{background:var(--orange-soft);color:var(--ink-deep)}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}.skip-link{z-index:100;color:var(--ink-deep);background:#fff;padding:.75rem 1rem;font-weight:700;position:fixed;top:1rem;left:1rem;transform:translateY(-220%)}.skip-link:focus{transform:translateY(0)}.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}.shell{width:min(1180px,100% - 3rem);margin-inline:auto}.site-header{z-index:20;border-bottom:1px solid var(--line-dark);background:var(--navy);color:#fff;position:relative}.nav-shell{justify-content:space-between;align-items:center;min-height:78px;display:flex}.brand{letter-spacing:.16em;align-items:baseline;gap:.18rem;font-size:1.46rem;font-weight:800;text-decoration:none;display:inline-flex}.brand-dot{background:var(--orange);border-radius:50%;width:.31rem;height:.31rem}nav{align-items:center;gap:2rem;display:flex}nav a{color:#d6e1e5;font-size:.92rem;text-decoration:none}nav a:hover,.lesson-breadcrumb a:hover,.text-link:hover{color:var(--orange)}.progress-pill{color:#b8cbd2;white-space:nowrap;border:1px solid #fff3;border-radius:999px;align-items:center;gap:.52rem;padding:.52rem .78rem;font-size:.75rem;display:inline-flex}.progress-pip{background:var(--orange);border-radius:50%;width:.42rem;height:.42rem}.section-kicker,.eyebrow,.instrument-overline,.card-category,.lesson-number,.access-label,.step-index{text-transform:uppercase;letter-spacing:.16em;margin:0;font-size:.69rem;font-weight:800}.section-kicker,.eyebrow{color:#60727b}.primary-button,.secondary-button{border:1px solid var(--ink);cursor:pointer;border-radius:1px;justify-content:space-between;align-items:center;gap:2rem;min-height:52px;padding:.8rem 1.15rem .8rem 1.35rem;font-size:.9rem;font-weight:700;text-decoration:none;display:inline-flex}.primary-button{background:var(--ink);color:#fff}.primary-button span{color:var(--orange);font-size:1.25rem}.primary-button.light{background:var(--paper-light);color:var(--ink-deep);border-color:var(--paper-light)}.secondary-button{color:var(--ink);background:0 0}.secondary-button.on-dark{color:#fff;border-color:#fff6}.primary-button:hover{background:#19354a}.primary-button.light:hover{background:#fff}.secondary-button:hover{background:#1023340f}.secondary-button.on-dark:hover{background:#ffffff14}.home-hero{background:var(--paper);overflow:hidden}.hero-inner{min-height:calc(100vh - 78px);padding-block:clamp(4.8rem,10vh,8rem) 0}.home-hero h1{max-width:910px;font-family:var(--serif);letter-spacing:-.058em;margin:1rem 0 1.55rem;font-size:clamp(4rem,9vw,7.8rem);font-weight:400;line-height:.93}.home-hero h1 em{color:var(--orange);font-weight:400}.hero-copy{max-width:620px;color:var(--ink-soft);margin:0;font-size:clamp(1.08rem,2vw,1.32rem);line-height:1.58}.hero-actions{color:#687880;align-items:center;gap:1.4rem;margin-top:2.25rem;font-size:.82rem;display:flex}.hero-instrument{background:var(--navy);color:#fff;grid-template-columns:.72fr 1.28fr;min-height:310px;margin-top:clamp(4.2rem,10vh,7rem);display:grid;position:relative;overflow:hidden}.hero-instrument:before{content:"";background-image:linear-gradient(#9dc6d409 1px,#0000 1px),linear-gradient(90deg,#9dc6d409 1px,#0000 1px);background-size:32px 32px;position:absolute;inset:0}.instrument-copy{z-index:1;border-right:1px solid var(--line-dark);padding:clamp(2rem,4.8vw,3.8rem);position:relative}.instrument-overline{color:var(--sky)}.instrument-copy strong{color:var(--paper-light);font-family:var(--serif);letter-spacing:-.04em;margin-top:1.25rem;font-size:clamp(2.9rem,6vw,5.5rem);font-weight:400;line-height:.95;display:block}.instrument-copy p{color:#aec5ce;margin:1rem 0 0}.instrument-diagram{background:linear-gradient(#123246 0 58%,#0b1d27 58%);min-height:310px;position:relative}.instrument-diagram:after{content:"";border-top:1px solid #ffffff40;position:absolute;inset:58% 0 auto}.instrument-target,.instrument-actual{transform-origin:0;width:120%;position:absolute;left:-8%}.instrument-target{border-top:2px dashed #9dc6d4ad;top:62%;transform:rotate(-11deg)}.instrument-actual{border-top:3px solid var(--orange);top:33%;transform:rotate(-5deg)}.instrument-aircraft{width:66px;height:28px;position:absolute;top:25%;left:38%}.instrument-aircraft i,.instrument-aircraft b{background:#fff;display:block;position:absolute}.instrument-aircraft i{height:2px;top:13px;left:0;right:0}.instrument-aircraft b{width:3px;height:25px;top:2px;left:31px}.instrument-fix,.instrument-distance{color:#d2e7ec;letter-spacing:.12em;font-size:.65rem;font-weight:800;line-height:1.45;position:absolute}.instrument-fix{border-left:1px solid #9dc6d4a6;padding-left:.8rem;bottom:18%;right:9%}.instrument-distance{color:var(--orange-soft);bottom:8%;left:42%}.method-section,.access-section{padding-block:clamp(6rem,11vw,10rem)}.section-heading-row{grid-template-columns:1.2fr .8fr;align-items:end;gap:clamp(3rem,9vw,8rem);margin-bottom:4rem;display:grid}.section-heading-row.compact{grid-template-columns:1fr auto;align-items:center;gap:2rem;margin-bottom:2.4rem}.section-heading-row h2,.access-section h2,.final-cta h2{max-width:750px;font-family:var(--serif);letter-spacing:-.04em;margin:.75rem 0 0;font-size:clamp(2.65rem,5vw,4.7rem);font-weight:400;line-height:1.02}.section-heading-row>p{max-width:460px;color:var(--ink-soft);margin:0;line-height:1.65}.method-grid{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.method-grid article{min-height:260px;padding:2rem 2rem 2rem 0}.method-grid article+article{border-left:1px solid var(--line);padding-left:2rem}.method-grid span{color:var(--orange);letter-spacing:.16em;font-size:.72rem;font-weight:800}.method-grid h3{font-family:var(--serif);margin:3.5rem 0 .8rem;font-size:2rem;font-weight:400}.method-grid p{max-width:300px;color:var(--ink-soft);margin:0;line-height:1.62}.featured-section{background:var(--paper-deep);padding-block:clamp(5.5rem,10vw,9rem)}.text-link{gap:1.5rem;font-size:.83rem;font-weight:700;text-decoration:none;display:inline-flex}.text-link span{color:var(--orange)}.lesson-grid{grid-template-columns:repeat(3,1fr);gap:1rem;display:grid}.lesson-card{border-top:3px solid var(--ink);background:var(--paper-light);flex-direction:column;min-width:0;min-height:455px;padding:1.5rem;transition:transform .18s,box-shadow .18s;display:flex}.lesson-card.is-complete{border-top-color:var(--green)}.lesson-card:hover{transform:translateY(-3px);box-shadow:0 18px 44px #07172414}.lesson-card-topline,.lesson-card-meta,.card-link{justify-content:space-between;align-items:center;gap:1rem;display:flex}.lesson-number{color:var(--orange)}.access-label{border:1px solid var(--line);color:#536873;border-radius:999px;padding:.42rem .62rem;font-size:.59rem}.lesson-card-copy{margin-top:4.2rem}.card-category{color:#657781}.lesson-card h2{font-family:var(--serif);letter-spacing:-.035em;margin:.75rem 0 .45rem;font-size:clamp(2rem,3vw,2.7rem);font-weight:400;line-height:1}.lesson-card h2 a{text-decoration:none}.lesson-card h2 a:after{content:"";position:absolute;inset:0}.lesson-card{position:relative}.lesson-card h2 a:focus-visible:after{outline:3px solid var(--focus);outline-offset:4px}.lesson-card h2 a:focus-visible{outline:none}.lesson-card-copy>p:last-child{color:var(--ink-soft);margin:0;line-height:1.5}.lesson-card-meta{border-top:1px solid var(--line);color:#657781;flex-wrap:wrap;margin-top:auto;padding-block:1.5rem;font-size:.69rem}.card-progress.complete{color:var(--green);font-weight:700}.card-link{z-index:1;border-top:1px solid var(--line);padding-top:1.15rem;font-size:.79rem;font-weight:700;text-decoration:none;position:relative}.card-link span{color:var(--orange);font-size:1.15rem}.access-section{grid-template-columns:1.2fr .8fr;align-items:center;gap:clamp(3rem,10vw,8rem);display:grid}.access-main>p:last-child{max-width:610px;color:var(--ink-soft);font-size:1.1rem;line-height:1.7}.access-note{border-left:3px solid var(--orange);padding:1.2rem 0 1.2rem 2rem}.access-note>span{color:#657781;text-transform:uppercase;letter-spacing:.14em;font-size:.64rem;font-weight:800}.access-note h3{font-family:var(--serif);margin:.8rem 0;font-size:2rem;font-weight:400}.access-note p{color:var(--ink-soft);margin:0;line-height:1.65}.final-cta{background:var(--navy);color:#fff}.final-cta-inner{padding-block:clamp(5rem,10vw,8rem)}.final-cta .section-kicker{color:var(--sky)}.final-cta h2{max-width:800px;margin-bottom:2.5rem}.library-page{padding-bottom:clamp(6rem,10vw,10rem)}.library-hero{padding-block:clamp(4.5rem,9vw,8rem) clamp(4rem,7vw,6rem)}.library-hero h1,.lesson-header h1,.not-found-page h1{max-width:900px;font-family:var(--serif);letter-spacing:-.052em;margin:.85rem 0 1.35rem;font-size:clamp(3.35rem,7vw,6rem);font-weight:400;line-height:.98}.library-hero>p:last-child{max-width:660px;color:var(--ink-soft);margin:0;font-size:1.08rem;line-height:1.65}.library-toolbar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:1rem;min-height:64px;margin-bottom:1.2rem;display:flex}.library-toolbar p{color:#62737c;margin:0;font-size:.78rem}.text-button{color:var(--ink);text-underline-offset:.25rem;cursor:pointer;background:0 0;border:0;padding:.75rem 0;font-size:.76rem;font-weight:700;text-decoration:underline}.text-button:hover{color:var(--orange)}.lesson-page{padding-bottom:clamp(6rem,10vw,10rem)}.lesson-breadcrumb{padding-top:1.6rem}.lesson-breadcrumb a{color:#5e707a;gap:.7rem;font-size:.75rem;font-weight:700;text-decoration:none;display:inline-flex}.lesson-breadcrumb span{color:var(--orange)}.lesson-header{grid-template-columns:minmax(0,1fr) 280px;gap:2.5rem 5rem;padding-block:clamp(3rem,7vw,5.8rem) clamp(3rem,6vw,5rem);display:grid}.lesson-header h1{margin-bottom:.4rem}.lesson-subtitle{color:var(--ink-soft);margin:0;font-size:clamp(1.1rem,2vw,1.35rem)}.lesson-meta{border-top:1px solid var(--line);margin:1rem 0 0}.lesson-meta div{border-bottom:1px solid var(--line);grid-template-columns:.75fr 1.25fr;gap:1rem;padding:.8rem 0;display:grid}.lesson-meta dt,.lesson-meta dd{margin:0;font-size:.72rem}.lesson-meta dt{color:#687982}.lesson-meta dd{font-weight:700}.lesson-introduction{max-width:680px;color:var(--ink-soft);margin:0;font-size:1.05rem;line-height:1.7}.lesson-player{border-top:1px solid var(--line);padding-top:1rem}.player-progress{justify-content:space-between;align-items:center;gap:2rem;min-height:72px;display:flex}.player-progress ol{align-items:center;gap:0;margin:0;padding:0;list-style:none;display:flex}.player-progress li{color:#7a898f;text-transform:uppercase;letter-spacing:.11em;align-items:center;gap:.62rem;min-width:145px;font-size:.62rem;font-weight:800;display:flex;position:relative}.player-progress li:not(:last-child):after{content:"";border-top:1px solid #c6c3bc;width:35px;position:absolute;left:98px}.player-progress li span{border:1px solid #aaa9a4;border-radius:50%;place-items:center;width:1.65rem;height:1.65rem;font-size:.59rem;display:grid}.player-progress li.active{color:var(--ink)}.player-progress li.active span{border-color:var(--orange);background:var(--orange);color:var(--navy)}.player-progress li.done{color:var(--green)}.player-progress li.done span{border-color:var(--green);color:var(--green)}.review-badge{border:1px solid var(--line);color:var(--green);border-radius:999px;padding:.55rem .72rem;font-size:.67rem;font-weight:700}.lesson-stage{background:var(--paper-light);grid-template-columns:minmax(280px,.78fr) minmax(0,1.22fr);align-items:stretch;display:grid;box-shadow:0 22px 60px #07172412}.scenario-panel{background:var(--navy);color:#fff;padding:clamp(2rem,4vw,3.7rem)}.scenario-panel .section-kicker{color:var(--sky);margin-bottom:2.6rem}.scenario-panel>p:not(.section-kicker){font-family:var(--serif);font-size:clamp(1.32rem,2.1vw,1.75rem);line-height:1.42}.scenario-panel>p+p{color:#b7c9d0;font-family:var(--sans);font-size:.95rem;line-height:1.65}.scenario-facts{border-top:1px solid var(--line-dark);border-left:1px solid var(--line-dark);grid-template-columns:repeat(2,1fr);gap:0;margin:2.5rem 0 0;display:grid}.scenario-facts div{border-right:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);padding:.95rem}.scenario-facts dt{color:#8fb3c0;text-transform:uppercase;letter-spacing:.12em;margin-bottom:.5rem;font-size:.55rem;font-weight:800}.scenario-facts dd{color:#fff;letter-spacing:.05em;margin:0;font-size:.83rem;font-weight:700}.question-panel{padding:clamp(2rem,5vw,4.4rem)}.question-panel h2,.debrief-intro h2,.transfer-copy h2,.completion-panel h2{max-width:720px;font-family:var(--serif);letter-spacing:-.04em;margin:.8rem 0 2.4rem;font-size:clamp(2.2rem,4vw,3.8rem);font-weight:400;line-height:1.05}.choice-list{gap:.7rem;display:grid}.answer-choice{width:100%;min-height:64px;color:var(--ink);text-align:left;cursor:pointer;background:#fff;border:1px solid #cbc8c0;border-radius:1px;grid-template-columns:2rem 1fr;align-items:center;gap:.9rem;padding:.9rem 1rem;line-height:1.45;transition:border-color .14s,background .14s;display:grid}.answer-choice:hover:not(:disabled){border-color:var(--ink);background:#f9f6ef}.answer-choice:disabled{cursor:default;opacity:1}.choice-letter{color:#60717a;border:1px solid #b5b4ae;border-radius:50%;place-items:center;width:1.9rem;height:1.9rem;font-size:.67rem;font-weight:800;display:grid}.answer-choice.selected.correct{border-color:var(--green);background:#eef5f1}.answer-choice.selected.correct .choice-letter{border-color:var(--green);background:var(--green);color:#fff}.answer-choice.selected.review{background:#fff4ed;border-color:#cb6c39}.answer-choice.selected.review .choice-letter{color:#a64f22;border-color:#cb6c39}.answer-feedback{border-left:3px solid var(--orange);background:#f3eee5;grid-template-columns:2rem 1fr;gap:1rem;margin-top:1.2rem;padding:1.3rem;display:grid}.answer-feedback.is-correct{border-left-color:var(--green);background:#eaf2ee}.feedback-marker{color:#a85325;border:1px solid;border-radius:50%;place-items:center;width:1.75rem;height:1.75rem;font-weight:800;display:grid}.is-correct .feedback-marker{color:var(--green)}.answer-feedback h3{margin:0 0 .55rem;font-size:.96rem}.answer-feedback p{color:var(--ink-soft);margin:0;font-size:.9rem;line-height:1.62}.answer-feedback p+p{margin-top:.55rem}.stage-actions{gap:1rem;margin-top:1.4rem;display:flex}.debrief{padding-top:clamp(3.5rem,7vw,6rem)}.debrief-intro{margin-bottom:3.5rem}.debrief-intro h2{max-width:800px}.debrief-sections{border-top:1px solid var(--line)}.debrief-step{border-bottom:1px solid var(--line);grid-template-columns:.82fr 1.18fr;align-items:center;gap:clamp(2rem,7vw,6rem);padding-block:clamp(3rem,7vw,6rem);display:grid}.debrief-step:nth-child(2n) .debrief-step-copy{order:2}.debrief-step-copy{position:relative}.step-index{color:var(--orange);margin-bottom:3rem;display:block}.debrief-step-copy h3{font-family:var(--serif);letter-spacing:-.035em;margin:.7rem 0 1rem;font-size:clamp(2rem,3.5vw,3.1rem);font-weight:400;line-height:1.05}.debrief-step-copy>p:not(.section-kicker){color:var(--ink-soft);margin:0;line-height:1.7}.debrief-step-copy>p+p{margin-top:.8rem}.lesson-figure{margin:0}.visual-frame,.media-frame,.lesson-video{aspect-ratio:16/10;background:var(--navy);width:100%;position:relative;overflow:hidden}.media-frame img{object-fit:cover}.lesson-video{display:block}.lesson-figure figcaption{color:#647781;text-transform:uppercase;letter-spacing:.12em;margin-top:.75rem;font-size:.61rem;font-weight:800}.principle-panel{background:var(--navy);color:#fff;grid-template-columns:.35fr 1.65fr;gap:2rem;margin-top:clamp(3.5rem,7vw,6rem);padding:clamp(2rem,5vw,4rem);display:grid}.principle-panel>span{color:var(--sky);text-transform:uppercase;letter-spacing:.15em;font-size:.63rem;font-weight:800}.principle-panel blockquote{max-width:780px;font-family:var(--serif);margin:0;font-size:clamp(1.8rem,3.5vw,3rem);line-height:1.2}.end-actions{justify-content:flex-end;padding-top:1rem}.schematic{position:absolute;inset:0;overflow:hidden}.schematic:before{content:"";z-index:5;pointer-events:none;background-image:linear-gradient(#9dc6d40a 1px,#0000 1px),linear-gradient(90deg,#9dc6d40a 1px,#0000 1px);background-size:26px 26px;position:absolute;inset:0}.aircraft-shape{width:66px;height:28px;position:absolute}.aircraft-wing,.aircraft-body{background:#fff;display:block;position:absolute}.aircraft-wing{height:2px;top:13px;left:0;right:0}.aircraft-body{width:3px;height:25px;top:2px;left:31px}.approach-sky,.energy-sky{background:linear-gradient(#12384e,#285367);position:absolute;inset:0 0 36%}.approach-ground,.energy-ground{background:#0a1c24;position:absolute;inset:64% 0 0}.runway{z-index:1;clip-path:polygon(33% 0,48% 0,100% 100%,0 100%);opacity:.38;background:#d5d7d2;width:49%;height:25%;position:absolute;bottom:5%;right:-3%}.runway:after{content:"";background:repeating-linear-gradient(#fff 0 12px,#0000 12px 22px);width:3px;height:100%;position:absolute;left:40%}.desired-path,.actual-path{z-index:2;transform-origin:0;width:82%;position:absolute;left:-5%}.desired-path{border-top:2px dashed #d4eaefb3;top:47%;transform:rotate(11deg)}.unstable-approach .actual-path{border-top:3px solid var(--orange);top:23%;transform:rotate(5deg)}.go-around .actual-path{border-top:3px solid var(--orange);top:58%;transform:rotate(-18deg)}.aircraft-position{z-index:4;width:66px;height:28px;position:absolute}.unstable-approach .aircraft-position{top:17%;left:30%;transform:rotate(5deg)}.go-around .aircraft-position{top:31%;left:43%;transform:rotate(-18deg)}.data-flag,.decision-gate,.energy-altitude,.energy-speed,.drag-stream,.fix-label{z-index:4;color:#fff;letter-spacing:.13em;background:#071724b8;border:1px solid #ffffff47;padding:.48rem .58rem;font-size:.57rem;font-weight:800;position:absolute}.flag-high{top:19%;left:14%}.flag-fast{color:var(--orange-soft);top:13%;left:44%}.decision-gate{color:var(--sky);border-color:#9dc6d480;bottom:23%;right:26%}.decision-gate:after{content:"";border-left:1px dashed #9dc6d480;height:85px;position:absolute;top:100%;left:50%}.flag-climb{color:#d1eee4;border-color:#8fd1bb73;top:22%;left:55%}.pfd-schematic{background:#07131d;place-items:center;padding:6%;display:grid}.pfd-screen{background:#1f4f68;border:1px solid #cfe4e94d;width:min(88%,470px);height:78%;position:relative;overflow:hidden;box-shadow:0 0 0 8px #00000038}.sky-field,.ground-field{position:absolute;inset-inline:0}.sky-field{background:#316b88;inset-block:0 48%}.ground-field{background:#614a39;inset-block:52% 0}.horizon-line{z-index:1;border-top:3px solid #fff;width:120%;position:absolute;top:50%;left:-10%}.pitch-mark{z-index:2;border-top:2px solid #ffffffd1;width:16%;position:absolute;left:42%}.pitch-up{top:38%}.pitch-down{top:62%}.fixed-aircraft{z-index:3;border-top:4px solid #f4c74d;width:32%;height:18px;position:absolute;top:calc(50% - 2px);left:34%}.fixed-aircraft span{background:0 0;border:3px solid #f4c74d;border-radius:50%;width:10px;height:10px;position:absolute;top:-8px;left:calc(50% - 5px)}.glideslope-scale{z-index:3;flex-direction:column;justify-content:space-between;align-items:center;width:26px;display:flex;position:absolute;top:13%;bottom:13%;right:7%}.glideslope-scale i{border:1px solid #f1f2ef;border-radius:50%;width:5px;height:5px}.gs-pointer{border:2px solid #e852db;width:13px;height:13px;transition:top .3s;position:absolute;left:-10px;transform:rotate(45deg)}.gs-pointer.high{top:5%}.gs-pointer.near{top:31%}.gs-pointer.center{top:calc(50% - 7px)}.pfd-label,.speed-readout,.alt-readout{z-index:3;color:#fff;letter-spacing:.08em;font-size:.55rem;font-weight:800;position:absolute}.pfd-label{color:#f4a9ef;bottom:5%;right:6%}.speed-readout{background:#0a1921;padding:.3rem;top:47%;left:3%}.alt-readout{background:#0a1921;padding:.3rem;top:47%;right:16%}.relationship-note{z-index:4;color:#b8cfd7;text-transform:uppercase;letter-spacing:.1em;gap:.7rem;font-size:.48rem;font-weight:800;display:flex;position:absolute;bottom:5%;right:8%}.relationship-path:before,.relationship-aircraft:before{content:"";background:#e852db;border-radius:50%;width:8px;height:8px;margin-right:.35rem;display:inline-block}.relationship-aircraft:before{background:#f4c74d}.energy-target-path{z-index:2;transform-origin:0;border-top:2px dashed #c8e3eab3;width:118%;position:absolute;top:52%;left:-7%;transform:rotate(10deg)}.energy-aircraft{z-index:4;width:66px;height:28px;transition:left .3s,top .3s;position:absolute}.energy-high .energy-aircraft{top:22%;left:19%;transform:rotate(5deg)}.energy-manage .energy-aircraft{top:32%;left:33%;transform:rotate(8deg)}.energy-recovering .energy-aircraft{top:41%;left:51%;transform:rotate(9deg)}.fix-line{z-index:2;border-left:1px dashed #9dc6d48c;height:55%;position:absolute;top:42%;right:14%}.fix-label{color:var(--sky);bottom:9%;right:4%}.energy-altitude{color:var(--orange-soft);top:13%;left:12%}.energy-speed{color:var(--orange-soft);top:21%;left:42%}.energy-recovering .energy-altitude{color:#d2eee5;top:29%;left:39%}.energy-recovering .energy-speed{color:#d2eee5;top:30%;left:62%}.energy-manage .energy-speed{color:#d2eee5}.drag-stream{color:var(--orange-soft);border-color:#ee7b3a6b;bottom:13%;left:20%}.transfer-stage{background:var(--paper-light);grid-template-columns:.72fr 1.28fr;margin-top:clamp(2rem,5vw,4rem);display:grid;box-shadow:0 22px 60px #07172412}.transfer-copy{background:var(--navy);color:#fff;padding:clamp(2rem,4vw,3.5rem)}.transfer-copy .section-kicker{color:var(--sky)}.transfer-copy h2{margin-top:2.5rem;font-size:clamp(2.25rem,4vw,3.5rem)}.transfer-copy>p:last-child{color:#b8cbd2;line-height:1.65}.transfer-question{padding:clamp(2rem,5vw,4rem)}.transfer-question>h3{font-family:var(--serif);margin:0 0 2rem;font-size:clamp(1.55rem,2.7vw,2.3rem);font-weight:400;line-height:1.3}.completion-panel{background:var(--navy);color:#fff;text-align:center;margin-top:2rem;padding:clamp(3rem,8vw,7rem)}.completion-check{color:#a8dbc8;border:1px solid #7fc0a9;border-radius:50%;place-items:center;width:4rem;height:4rem;margin:0 auto 2rem;font-size:1.4rem;display:grid}.completion-panel .section-kicker{color:var(--sky)}.completion-panel h2{margin-inline:auto;margin-bottom:2rem}.completion-panel blockquote{max-width:780px;color:var(--paper-light);font-family:var(--serif);margin:0 auto 1.5rem;font-size:clamp(1.6rem,3vw,2.6rem);line-height:1.3}.completion-panel>p:not(.section-kicker){color:#adc2ca;max-width:610px;margin:0 auto;line-height:1.65}.completion-actions{justify-content:center;gap:1rem;margin-top:2.5rem;display:flex}.site-footer{border-top:1px solid var(--line-dark);background:var(--navy);color:#fff;padding-block:3.2rem}.footer-grid{justify-content:space-between;gap:3rem;display:flex}.footer-brand{font-size:1.15rem}.footer-grid p{color:#8fa9b3;margin:.8rem 0 0;font-size:.72rem}.footer-note{text-align:right}.footer-note p+p{color:#708892}.not-found-page{padding-block:clamp(6rem,14vw,12rem)}.not-found-page h1{max-width:780px}.not-found-page>p:not(.section-kicker){color:var(--ink-soft);margin:0 0 2rem}@media (max-width:920px){.lesson-grid{grid-template-columns:1fr}.lesson-card{min-height:380px}.lesson-card-copy{margin-top:3rem}.lesson-header{grid-template-columns:1fr;gap:2rem}.lesson-meta{max-width:520px}.lesson-stage,.transfer-stage,.debrief-step{grid-template-columns:1fr}.debrief-step:nth-child(2n) .debrief-step-copy{order:initial}.visual-frame{max-height:520px}}@media (max-width:720px){.shell{width:min(100% - 2rem,1180px)}.nav-shell{min-height:68px}.progress-pill{display:none}nav{gap:1rem}.hero-inner{min-height:auto;padding-top:4rem}.home-hero h1{font-size:clamp(3.55rem,17vw,5.2rem)}.hero-actions,.completion-actions{flex-direction:column;align-items:flex-start}.primary-button,.secondary-button{width:100%}.hero-instrument{grid-template-columns:1fr}.instrument-copy{border-right:0;border-bottom:1px solid var(--line-dark)}.instrument-diagram{min-height:250px}.section-heading-row,.section-heading-row.compact,.access-section{grid-template-columns:1fr;gap:1.7rem}.section-heading-row{margin-bottom:2.6rem}.method-grid{grid-template-columns:1fr}.method-grid article{min-height:auto;padding:2rem 0}.method-grid article+article{border-left:0;border-top:1px solid var(--line);padding-left:0}.method-grid h3{margin-top:1.8rem}.access-note{margin-top:1rem}.library-hero h1,.lesson-header h1,.not-found-page h1{font-size:clamp(3rem,14vw,4.4rem)}.library-toolbar,.player-progress{flex-direction:column;align-items:flex-start;padding-block:1rem}.player-progress li{min-width:96px}.player-progress li:not(:last-child):after{display:none}.scenario-panel,.question-panel,.transfer-copy,.transfer-question{padding:1.6rem}.scenario-facts{grid-template-columns:1fr 1fr}.answer-choice{grid-template-columns:1.8rem 1fr;padding-inline:.8rem}.stage-actions{flex-direction:column}.principle-panel{grid-template-columns:1fr}.footer-grid{flex-direction:column}.footer-note{text-align:left}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
:root{--orange-text:#a85325;--focus:#a85325}.section-kicker,.eyebrow{color:var(--ink-soft)}.home-hero h1 em,.step-index,.lesson-breadcrumb span,.text-button:hover,.text-link:hover{color:var(--orange-text)}.site-header nav a:hover{color:var(--orange)}
.auth-actions{align-items:center;gap:.55rem;display:inline-flex}.nav-auth-button{color:#d6e1e5;cursor:pointer;background:0 0;border:1px solid #ffffff4d;border-radius:999px;align-items:center;min-height:36px;padding:.42rem .78rem;font-size:.78rem;font-weight:700;text-decoration:none;display:inline-flex}.nav-auth-button:hover{border-color:var(--orange);color:#fff}.nav-auth-button.emphasized{border-color:var(--orange);background:var(--orange);color:var(--ink-deep)}.nav-auth-button.emphasized:hover{color:var(--ink-deep);background:#f18c53}.auth-page{grid-template-columns:minmax(0,1fr) minmax(320px,460px);align-items:start;gap:clamp(2rem,6vw,6rem);width:min(1080px,100% - 3rem);margin:0 auto;padding:clamp(3rem,8vw,7rem) 0;display:grid}.auth-page-copy h1{max-width:12ch;font-family:var(--serif);letter-spacing:-.035em;margin:.55rem 0 1rem;font-size:clamp(2.5rem,6vw,5.6rem);line-height:.96}.auth-page-copy>p:last-child{max-width:36rem;color:var(--ink-soft);font-size:1.05rem;line-height:1.7}.auth-component-wrap{justify-content:center;align-items:flex-start;min-height:32rem;display:flex}.auth-panel{width:100%}.auth-status{color:#d9e4e9;background:#121f2b;border:1px solid #354552;border-radius:1rem;padding:2rem}.auth-status h2{color:#f4f6f7;margin-top:0;font-size:1.5rem;line-height:1.3}.auth-status p{line-height:1.7}.auth-status .text-link{margin-top:1.5rem;display:block}@media (max-width:760px){.auth-actions .nav-auth-button:not(.emphasized){display:none}.nav-auth-button.emphasized{padding-inline:.7rem}.auth-page{grid-template-columns:1fr}}@media (max-width:560px){.auth-actions{display:none}}
:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#e3edf2;--ink-deep:#f5fafc;--ink-soft:#9fb2bd;--paper:#07131f;--paper-deep:#0a1a27;--paper-light:#102432;--navy:#050f18;--navy-soft:#0a1c29;--sky:#86b8c9;--orange:#ff8b4d;--orange-soft:#4a2a1b;--green:#65b99d;--line:#b5d3e12b;--line-dark:#ffffff24;--focus:#ff9a60}body{background:radial-gradient(circle at 78% 8%, #86b8c913, transparent 31rem), var(--paper);color:var(--ink)}::selection{color:#fff7f1;background:#60331f}.skip-link{color:var(--ink-deep);border:1px solid var(--line);background:#102432}.site-header{background:#050f18f5;box-shadow:0 10px 30px #00000029}nav a{color:#bbccd4}.progress-pill{color:#a9bec8}.section-kicker,.eyebrow{color:#92a7b2}.primary-button{color:#08131d;background:#ff8b4d;border-color:#ff8b4d}.primary-button:hover,.primary-button:focus-visible{color:#08131d;background:#ffa06f}.primary-button span{color:#08131d}.primary-button.light{color:#07131f;background:#d7e5eb;border-color:#d7e5eb}.secondary-button{color:var(--ink);background:#102432a8;border-color:#5f7887}.secondary-button:hover,.secondary-button:focus-visible{border-color:var(--orange);background:#142d3d}input,select,textarea{color:var(--ink);border-color:var(--line);background:#0b1d2a}input::placeholder,textarea::placeholder{color:#7f96a2}.card,.lesson-card,.lesson-panel,.instrument-card,.callout,.quiz-card,.scenario-card,.auth-component-wrap{color:var(--ink)}.answer-choice{color:#edf5f8;background:#0b1d2a;border-color:#516a78}.answer-choice:hover:not(:disabled){background:#122d3e;border-color:#8fb7c7}.choice-letter{color:#dcebf1;background:#102432;border-color:#718996}.answer-choice.selected.correct{color:#f2fffb;background:#12372f;border-color:#65b99d}.answer-choice.selected.correct .choice-letter{color:#fff;background:#2f7964;border-color:#65b99d}.answer-choice.selected.review{color:#fff4ed;background:#3a2419;border-color:#e1834f}.answer-choice.selected.review .choice-letter{color:#ffd7c1;background:#4a2a1b;border-color:#e1834f}.answer-feedback{color:#edf5f8;border-left-color:var(--orange);background:#162432}.answer-feedback h3{color:inherit}.answer-feedback p{color:#c4d5dc}.answer-feedback.is-correct{color:#f2fffb;background:#102d27;border-left-color:#65b99d}.answer-feedback.is-correct p{color:#cfe8df}.answer-feedback.is-review{color:#fff4ed;background:#342219;border-left-color:#e1834f}.answer-feedback.is-review p{color:#f1d0bd}.principle-panel,.completion-panel{color:#f5fafc}.principle-panel blockquote,.completion-panel blockquote,.completion-panel h2{color:#edf5f8}.site-footer{border-top-color:var(--line-dark);background:#040c13}.nav-auth-button.emphasized{border-color:var(--orange);background:var(--orange);color:#08131d}.nav-auth-button.emphasized:hover{color:#08131d;background:#ffa06f}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important}}
:root{--paper:#0b1420;--paper-deep:#0e1b29;--paper-light:#142335;--ink:#e7eef4;--ink-deep:#f6f8fa;--ink-soft:#aebdcc;--line:#b2c8de30}body{font-family:Arial,Helvetica,sans-serif;line-height:1.65}h1,h2,h3{text-wrap:balance}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.72}a,button,input,select,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline-offset:5px;outline:3px solid #ffb183}h2[tabindex="-1"]{scroll-margin-top:110px}.shell{width:min(1180px,100% - 64px)}.site-header{z-index:40;border-bottom:1px solid var(--line);box-shadow:none;background:#070f19f7;position:sticky;top:0}.nav-shell{min-height:82px}.brand{letter-spacing:-1.5px;font-size:31px;font-weight:800}.site-header nav{gap:30px;font-size:14px}.site-header nav a{align-items:center;min-height:44px;display:inline-flex}.nav-auth-button{border:1px solid #8494a4;border-radius:6px;padding:7px 20px}.academy-hero{align-items:center;min-height:685px;display:flex;position:relative;overflow:hidden}.academy-hero>img{object-fit:cover;object-position:center 49%}.hero-shade{background:linear-gradient(90deg,#050d16f2 0%,#050d16d1 28%,#050d1645 68%),linear-gradient(#0000 73%,#0b1420 100%);position:absolute;inset:0}.academy-hero-copy{padding:88px 0 108px;position:relative}.academy-hero-copy h1{letter-spacing:-4px;color:#f5f8fb;max-width:710px;margin:24px 0;font-size:clamp(48px,6.7vw,88px);font-weight:600;line-height:1.06}.academy-hero-copy h1 em{color:#ffad7e;font-style:normal}.academy-hero-copy>p:not(.eyebrow){color:#e1eaf2;max-width:535px;font-size:20px;line-height:1.7}.eyebrow{color:#c6d8e6;letter-spacing:2.2px;font-size:11px}.hero-actions{flex-wrap:wrap;align-items:center;gap:25px;margin-top:30px;display:flex}.primary-button,.secondary-button{border-radius:6px;gap:18px;min-height:48px;font-size:14px}.primary-button{color:#101923;background:#ffad7e;border-color:#ffad7e}.hero-secondary{color:#f5f8fb;text-underline-offset:6px;font-size:14px;text-decoration:underline}.hero-footnote{color:#c7d4df;margin-top:23px;font-size:12px;display:block}.hero-caption{color:#c6d4df;font-size:10px;position:absolute;bottom:22px;right:25px}.section-kicker{letter-spacing:1.8px;color:#a5bed0;font-size:11px}.method-section{padding-block:88px}.section-heading-row{gap:45px}.section-heading-row h2{letter-spacing:-1.4px;color:#f1f5f9;font-size:clamp(29px,3vw,43px);line-height:1.2}.section-heading-row>p{color:#afc0ce;max-width:370px;font-size:16px}.method-grid{border:1px solid var(--line);border-radius:10px;gap:0;margin-top:38px;overflow:hidden}.method-grid article{border-right:1px solid var(--line);background:#101e2d;padding:30px}.method-grid article:last-child{border-right:0}.method-grid article>span{letter-spacing:1.5px;color:#ffb58a;font-size:10px}.method-grid h3{margin:18px 0 10px;font-size:21px}.method-grid p{color:#b5c6d4;font-size:14px}.featured-section{background:#0d1927;padding:70px 0 82px}.lesson-grid{gap:24px}.photo-card{background:#132232;border:1px solid #34495b;border-radius:10px;flex-direction:column;padding:0;transition:transform .18s,border-color .18s;display:flex;overflow:hidden}.photo-card:hover{border-color:#87a1b7;transform:translateY(-3px)}.card-photo{isolation:isolate;height:190px;position:relative}.card-photo:after{content:"";pointer-events:none;background:linear-gradient(#0000 40%,#070f19cc);position:absolute;inset:0}.card-photo img{object-fit:cover}.photo-number{color:#f1f5f9;background:#070f19de;border:1px solid #ffffff4d;border-radius:4px;padding:2px 8px;font-size:12px;position:absolute;top:14px;left:16px}.photo-access{z-index:1;color:#fff;letter-spacing:1.5px;text-transform:uppercase;font-size:10px;position:absolute;bottom:13px;left:20px}.photo-card .lesson-card-copy{flex:1;padding:23px 24px 10px}.photo-card h3{letter-spacing:-.7px;margin:10px 0 12px;font-size:23px;line-height:1.2}.photo-card h3 a{color:#f3f7fb}.photo-card .lesson-card-copy>p:last-child{color:#b8c8d6;font-size:14px;line-height:1.65}.photo-card .card-category{letter-spacing:1.2px;color:#ffbb93;font-size:10px}.photo-card .lesson-card-meta{color:#adbdcc;border:0;justify-content:space-between;gap:12px;margin:0;padding:15px 24px;font-size:11px}.photo-card .card-link{color:#f7bd98;border-top:1px solid #34495b;margin:0;padding:16px 24px;font-size:13px}.photo-card .card-link span{font-size:19px}.membership-teaser{grid-template-columns:1fr 1fr;align-items:center;gap:65px;padding-block:100px;display:grid}.teaser-image{border-radius:10px;min-height:390px;position:relative;overflow:hidden}.teaser-image img{object-fit:cover}.membership-teaser h2{letter-spacing:-1.4px;margin:20px 0;font-size:40px;line-height:1.2}.membership-teaser p{color:#bdcbd7}.membership-teaser .primary-button{margin-top:15px}.teaser-list{gap:13px;margin:26px 0 10px;padding:0;list-style:none;display:grid}.teaser-list li{border-left:2px solid #7fc3ae;gap:3px;padding-left:15px;display:grid}.teaser-list strong{color:#eef5fa;font-size:14px}.teaser-list span{color:#b9c9d6;font-size:13px;line-height:1.55}.subtle-note{color:#a9bbc9;margin-top:18px;font-size:13px;line-height:1.7}.final-cta{border-block:1px solid var(--line);background:#132739}.final-cta h2{color:#eff5fa}.library-hero{padding-top:72px;padding-bottom:45px}.library-hero h1,.account-heading h1{letter-spacing:-2px;max-width:950px;font-size:clamp(37px,4.7vw,64px);line-height:1.12}.library-hero>p:not(.section-kicker),.account-heading>p:not(.section-kicker){color:#bbcad7;max-width:760px;font-size:17px}.library-content{padding-bottom:95px}.library-filters{grid-template-columns:minmax(220px,1fr) minmax(200px,290px);gap:20px;padding:20px 0;display:grid}.library-filters label{color:#bdcedb;font-size:12px;font-weight:600}.library-filters input,.library-filters select{color:#edf4fa;background:#111f2e;border:1px solid #607588;border-radius:6px;width:100%;min-height:49px;margin-top:7px;padding:10px 14px;display:block}.library-filters input::placeholder{color:#9cb0c0}.results-count{color:#b7c8d5;margin:8px 0 22px;font-size:13px}.course-groups{gap:72px;display:grid}.course-group{scroll-margin-top:28px}.course-group+.course-group{border-top:1px solid #34495b;padding-top:58px}.course-heading{justify-content:space-between;align-items:end;gap:32px;margin-bottom:20px;display:flex}.course-heading h2{color:#f2f7fb;letter-spacing:-1.2px;margin:8px 0 9px;font-size:clamp(30px,4vw,46px)}.course-heading>div>p:last-child{color:#b9cad7;max-width:760px;margin:0;line-height:1.7}.course-heading>span{color:#d4e1ea;border:1px solid #60778a;border-radius:999px;flex:none;padding:8px 12px;font-size:11px}.course-group .lesson-grid{margin-top:24px}.simulation-disclaimer{color:#cbd8e2;background:#1a2631;border:1px solid #6d665d;border-left:4px solid #f2a873;border-radius:7px;grid-column:1/-1;max-width:1040px;margin-top:24px;padding:20px 22px}.simulation-disclaimer p{margin:0;font-size:13px;line-height:1.72}.simulation-disclaimer p+p{margin-top:10px}.simulation-disclaimer strong{color:#fff3e9}.simulation-disclaimer.compact{max-width:none;margin-top:0;padding:14px 17px}.simulation-disclaimer.compact p{font-size:12px}.source-attribution{color:#aebfcb}.lesson-header>.simulation-disclaimer{grid-column:1/-1}.lesson-references li span{color:#aebfcb;margin-top:3px;font-size:12px;display:block}.completion-disclaimer{font-size:12px}.empty-state,.library-upsell{border:1px solid var(--line);background:#102031;border-radius:8px;margin-top:30px;padding:32px}.library-upsell h2{font-size:27px}.membership-intro{flex-wrap:wrap;gap:45px;padding-block:30px;display:flex}.membership-intro strong,.membership-intro span{display:block}.membership-intro strong{color:#ffc39d;font-size:23px}.membership-intro span{color:#b2c4d1;font-size:13px}.account-navigation{border-bottom:1px solid var(--line);align-items:center;gap:35px;padding-block:18px;display:flex}.account-navigation>span{color:#fbb88e;letter-spacing:2px;font-size:10px;font-weight:700}.account-navigation nav{flex-wrap:wrap;gap:27px;font-size:13px;display:flex}.account-navigation nav a{align-items:center;min-height:40px;display:inline-flex}.account-page{padding-top:55px;padding-bottom:85px}.account-heading{margin-bottom:35px}.dashboard-stats{background:#112132;border:1px solid #34495b;border-radius:10px;grid-template-columns:1fr 1fr 1.1fr;margin-block:32px;display:grid}.dashboard-stats>div{border-right:1px solid #34495b;padding:25px 28px}.dashboard-stats>div:last-child{border:0}.dashboard-stats span{color:#adbfce;font-size:12px;display:block}.dashboard-stats strong{color:#f2f7fb;letter-spacing:-.6px;margin-top:8px;font-size:29px;display:block}.dashboard-stats small{color:#b6c7d5;font-size:19px}.dashboard-stats .sync-label{font-size:23px}.continue-panel{background:linear-gradient(115deg,#1a3447,#162434);border:1px solid #52778f;border-radius:10px;justify-content:space-between;align-items:center;gap:35px;padding:32px;display:flex}.continue-panel h2{margin:6px 0 10px;font-size:31px}.continue-panel p{color:#c1d0dc}.continue-panel .primary-button{flex-shrink:0}.progress-track{background:#294357;border-radius:10px;height:5px;margin-block:25px;overflow:hidden}.progress-track span{background:#8adbc5;height:100%;display:block}.account-library{margin-top:58px}.account-library>h2{margin:8px 0;font-size:34px}.billing-grid{grid-template-columns:1fr 1fr;gap:25px;display:grid}.account-panel{background:#122232;border:1px solid #3f566b;border-radius:10px;padding:35px}.account-panel h2{margin:20px 0;font-size:33px}.account-panel p{color:#c0cfdc}.access-badge{color:#a2e6d1;background:#123b37;border:1px solid #4b8e80;border-radius:5px;padding:8px 12px;font-size:12px}.notice{color:#d8e9f5;background:#173248;border:1px solid #4b728e;border-radius:6px;padding:18px 22px;font-size:14px}.billing-manage{border-top:1px solid var(--line);margin-top:25px;padding-top:25px}.inline-error{color:#ffd2ba;font-size:14px}.profile-wrap{max-width:100%;overflow:hidden}.profile-wrap .cl-rootBox,.profile-wrap .cl-cardBox{width:100%;max-width:100%}.access-gate{background:#13283b;border:1px solid #4d708c;border-radius:10px;max-width:950px;padding:40px}.access-gate h1{letter-spacing:-1.5px;font-size:clamp(35px,4vw,56px)}.access-gate p{color:#c6d6e1;max-width:690px}.lesson-header{padding-bottom:30px}.lesson-header h1{font-size:clamp(40px,5.4vw,72px)}.lesson-banner{border-radius:10px;grid-column:1/-1;width:100%;height:270px;margin-top:22px;position:relative;overflow:hidden}.lesson-banner img{object-fit:cover;object-position:center 48%}.lesson-meta{min-width:0}.lesson-player{padding-bottom:90px}.player-progress{gap:12px;margin-bottom:35px;position:relative}.player-progress ol{flex-wrap:wrap;gap:17px}.player-progress li{color:#9db3c4;font-size:12px}.player-progress li.active{color:#f7c29e}.player-progress li.done{color:#9ddfc8}.briefing-panel,.practice-panel{background:#122233;border:1px solid #38546a;border-radius:10px;max-width:860px;margin:auto;padding:35px}.briefing-panel h2,.practice-panel h2{margin:16px 0 26px;font-size:34px;line-height:1.2}.objective-list{margin:25px 0 32px;padding:0;list-style:none}.objective-list li{color:#e3edf5;background:#192f40;border-left:3px solid #8bccb7;margin-bottom:10px;padding:10px 18px;line-height:1.65}.reading-copy{color:#c5d3de;max-width:72ch;line-height:1.85}.reading-copy p{margin-bottom:20px}.simulation-note{color:#acc0d0;margin-block:25px;font-size:12px}.scenario-panel{color:#e7eff6;background:#112335;border:1px solid #4a687f;border-radius:8px}.scenario-panel p{color:#d3e0e9;line-height:1.85}.scenario-facts{background:#172c3e;border-color:#425d72}.scenario-facts dt{color:#a9c0d1}.scenario-facts dd{color:#f2f7fb}.question-panel h2{line-height:1.35}.answer-choice{text-align:left;border-radius:6px;min-height:70px;line-height:1.7}.answer-choice:disabled{cursor:default;opacity:1}.answer-feedback{border-radius:5px}.debrief-intro h2{max-width:850px;font-size:37px}.debrief-step{align-items:start;gap:45px;padding-block:45px}.debrief-step h3{font-size:29px;line-height:1.25}.debrief-step-copy p:not(.section-kicker){color:#c0d0dc;font-size:16px;line-height:1.9}.lesson-photo{border:1px solid #456077;border-radius:10px;height:220px;position:relative;overflow:hidden}.lesson-photo img{object-fit:cover}.photographic-figure{margin:0;position:sticky;top:115px}.photographic-figure figcaption{color:#a5bacb;margin:14px 3px;font-size:10px;line-height:1.7}.cue-display{background:linear-gradient(135deg,#091b2b,#122b3c);border:1px solid #537085;border-radius:10px;margin-top:14px;padding:23px}.display-overline{text-transform:uppercase;color:#acc5d8;letter-spacing:1.5px;font-size:10px;display:block}.cue-display>strong{color:#a2e0c9;letter-spacing:-.5px;margin:14px 0 19px;font-size:26px;display:block}.display-cues{gap:9px;display:grid}.display-cues span{color:#d9e7f0;letter-spacing:1.2px;border-top:1px solid #355267;align-items:center;gap:15px;padding-top:9px;font-size:10px;display:flex}.display-cues b{color:#ffb78d;font-size:13px}.cue-display>p{color:#bdcedb;margin:20px 0 0;font-size:12px}.instrument-svg{width:100%;height:auto;margin-top:14px;display:block}.papi-explainer{background:#081725;border:1px solid #466278;border-radius:10px;margin-top:14px;padding:18px}.papi-row{color:#ddeaf2;grid-template-columns:90px 1fr;align-items:center;gap:9px;padding:9px 0;font-size:12px;display:grid}.papi-row small{color:#a7bdce;grid-column:1/-1;font-size:10px}.papi-lights{gap:12px;display:flex}.papi-lights i{border-radius:50%;width:18px;height:18px;display:block}.papi-lights .white{background:#fff9e3;box-shadow:0 0 10px #e7e5ce66}.papi-lights .red{background:#ff5656;box-shadow:0 0 10px #ef565677}.practice-steps{counter-reset:practice;margin-block:28px;padding:0;list-style:none}.practice-steps li{counter-increment:practice;color:#d1dfe9;border-bottom:1px solid #385268;align-items:flex-start;gap:18px;padding:20px 0;display:flex}.practice-steps li:before{content:counter(practice, decimal-leading-zero);color:#ffc095;padding-top:4px;font-size:13px}.practice-success,.reflection{background:#143033;border:1px solid #456c70;border-radius:7px;margin-block:30px;padding:22px}.practice-success h3,.reflection h3{color:#d0f1e6;margin:0 0 12px;font-size:18px}.practice-success p,.reflection p{color:#c6dfda}.pitfall-list{margin-block:18px 30px}.pitfall-list>div{border-bottom:1px solid #3a5367;padding:20px 0}.pitfall-list dt{color:#ffcaab;font-weight:600}.pitfall-list dd{color:#bdcedb;margin:8px 0 0}.lesson-references{color:#bfd0dc;padding:17px 0}.lesson-references summary{cursor:pointer;min-height:44px}.lesson-references a{color:#b2dafa;text-decoration:underline}.lesson-references p{font-size:12px}.completion-panel{background:#142f3e;border:1px solid #577e8f;border-radius:10px}.transfer-stage{border-radius:10px}.site-footer{padding-block:40px}.footer-disclaimer{color:#9db0be;border-top:1px solid #2b4052;margin-top:26px;padding-top:18px;font-size:12px;line-height:1.65}@media (max-width:1000px){.lesson-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.membership-teaser{gap:35px}.site-header nav{gap:20px}.dashboard-stats strong{font-size:23px}.debrief-step{gap:28px}}@media (max-width:800px){.shell{width:calc(100% - 36px)}.academy-hero{min-height:660px}.academy-hero-copy{padding-block:70px 105px}.academy-hero-copy h1{letter-spacing:-2px}.hero-shade{background:linear-gradient(90deg,#050d16eb,#050d168c),linear-gradient(#0000 50%,#0b1420)}.academy-hero-copy>p:not(.eyebrow){max-width:510px;font-size:18px}.method-section{padding-block:60px}.section-heading-row{align-items:start}.membership-teaser{grid-template-columns:1fr;padding-block:60px}.teaser-image{min-height:300px}.membership-teaser h2{font-size:35px}.dashboard-stats{grid-template-columns:1fr}.dashboard-stats>div{border-bottom:1px solid #34495b;border-right:0}.continue-panel{flex-direction:column;align-items:start;padding:25px}.billing-grid{grid-template-columns:1fr}.account-navigation{flex-wrap:wrap;gap:12px}.account-navigation nav{gap:18px}.debrief-step{flex-direction:column;display:flex}.photographic-figure{width:100%;position:static}.lesson-photo{height:280px}.instrument-svg{max-height:300px}.display-cues{grid-template-columns:repeat(3,minmax(0,1fr))}.display-cues span{flex-direction:column;align-items:start;font-size:9px}}@media (max-width:560px){.nav-shell{min-height:72px}.brand{font-size:26px}.site-header nav{flex-wrap:wrap;justify-content:flex-end;gap:13px;font-size:12px}.nav-auth-button{padding-inline:10px}.academy-hero-copy h1{font-size:49px}.hero-actions{flex-direction:column;align-items:flex-start;gap:20px}.hero-footnote{max-width:270px;font-size:11px;line-height:1.8}.section-heading-row{flex-direction:column;gap:15px}.method-grid{grid-template-columns:1fr}.method-grid article{border-right:0;border-bottom:1px solid var(--line)}.lesson-grid{grid-template-columns:1fr}.card-photo{height:205px}.library-filters{grid-template-columns:1fr;gap:14px}.course-groups{gap:52px}.course-group+.course-group{padding-top:42px}.course-heading{flex-direction:column;align-items:flex-start;gap:14px}.course-heading h2{font-size:34px}.simulation-disclaimer{padding:17px}.library-hero{padding-top:45px}.library-hero h1,.account-heading h1{letter-spacing:-1.5px;font-size:40px}.membership-intro{gap:24px}.membership-intro strong{font-size:20px}.account-navigation>span{display:none}.account-navigation nav{gap:16px;font-size:11px}.account-page{padding-top:35px}.account-panel,.access-gate{padding:25px}.briefing-panel,.practice-panel{padding:25px 20px}.lesson-banner{height:200px}.player-progress ol{gap:12px}.player-progress li{gap:6px;font-size:10px}.player-progress li span{width:22px;height:22px;font-size:9px}.debrief-intro h2{font-size:30px}.debrief-step-copy p:not(.section-kicker){font-size:16px}.lesson-photo{height:225px}.objective-list li{padding:10px 13px}.practice-steps li{gap:12px}.profile-wrap .cl-navbar{max-width:100%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.photo-card:hover{transform:none}}
