/* Homepage only: the interior pages retain their existing visual system. */
.fd-home{--ink:#102b40;--muted:#536678;--line:#d8e1e9;--blue:#086ce8;background:#f6f8fa;color:var(--ink)}
.fd-home .site-header{max-width:none;padding:20px max(32px,calc((100vw - 1280px)/2));background:#081c2d;color:#fff;border-bottom:1px solid #ffffff1c;gap:28px}
.fd-home .brand{color:inherit;white-space:nowrap}.fd-home .site-header nav{gap:22px}.fd-home .site-header nav a{color:#d6e1eb;font-size:13px}.fd-home .fd-sign-in,.fd-home .fd-profile-link{color:white;border-color:#5d7388}.fd-home .fd-header-actions{gap:22px}
.fd-home main{max-width:none;margin:0;padding:0}.home-hero{position:relative;background:#071c2e;color:#fff;isolation:isolate}.home-hero-photo{object-fit:cover;object-position:center 55%;z-index:-3}.home-hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#05182be8 0%,#071c2bb8 43%,#071c2b15 80%),linear-gradient(0deg,#071a2ae6,transparent 40%);z-index:-2}.home-hero-inner{max-width:1280px;padding:84px 32px 68px;margin:auto}.home-kicker{font-size:11px;font-weight:700;letter-spacing:2px;margin:0 0 18px;color:#436580}.home-hero .home-kicker{color:#c5d7e7;display:flex;align-items:center;gap:10px}.home-hero .home-kicker>span{width:7px;height:7px;background:#59b9ff;border-radius:50%}.home-hero h1{font-size:clamp(44px,5.5vw,76px);letter-spacing:-.055em;line-height:1.07;margin:0 0 24px;max-width:760px;color:#fff}.home-hero h1 em{font-style:normal;color:#75beff}.home-intro{color:#e0e8f0;font-size:18px;line-height:1.7;max-width:560px}.home-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 22px}.home-button{display:inline-flex;align-items:center;justify-content:space-between;gap:34px;background:#0876f9;color:#fff;padding:14px 22px;border:1px solid transparent;border-radius:6px;text-decoration:none;font-weight:700;font-size:14px;min-height:50px;transition:background .2s,transform .2s}.home-button:hover{background:#005dcc;transform:translateY(-2px)}.home-button-outline{background:#0c213e88;border-color:#9eb3c9}.home-button-outline:hover{background:#203f60}.home-hero-note{color:#b9c9d9;font-size:12px}.home-hero-footer{display:flex;justify-content:space-between;gap:20px;max-width:1216px;padding:19px 0;margin:auto;border-top:1px solid #ffffff30;color:#c5d5e4;font-size:11px;letter-spacing:1.3px}.home-hero-footer>span:last-child{display:flex;align-items:center;gap:14px;letter-spacing:.3px}.home-hero-footer i{width:3px;height:3px;border-radius:50%;background:#7595b3}.home-content{max-width:1280px;padding:0 32px;margin:auto}.home-return{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:28px 0;border-bottom:1px solid var(--line);min-height:109px}.home-return strong{font-size:19px}.home-return p{margin:4px 0;font-size:14px;color:var(--muted)}.home-text-link{background:none;border:0;padding:0;color:#075abd;font:700 14px 'DM Sans',sans-serif;text-decoration:none;white-space:nowrap;cursor:pointer}.home-learning{padding:62px 0 48px;scroll-margin-top:24px}.home-section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:26px}.home-section-heading h2{font-size:32px;margin:0}.home-section-heading .home-kicker{margin-bottom:12px}.home-section-heading>p{font-size:14px;color:var(--muted);margin:0}.home-subjects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.home-subject{border:1px solid var(--line);border-radius:9px;overflow:hidden;background:white;text-decoration:none;transition:transform .2s,box-shadow .2s}.home-subject:hover{transform:translateY(-4px);box-shadow:0 12px 32px #173a5110}.home-subject-art{position:relative;height:195px;background:#dde8ef;overflow:hidden}.home-subject-art img{width:100%;height:100%;object-fit:cover}.home-subject-art>span{position:absolute;left:16px;bottom:13px;background:#071f33ed;color:#e0eaf3;padding:4px 9px;font-size:9px;letter-spacing:1.5px}.home-subject:nth-child(3) .home-subject-art{background:linear-gradient(140deg,#dce9f1,#99b5c9)}.home-subject:nth-child(3) img{object-fit:contain;padding:22px}.home-subject-copy{padding:23px}.home-subject-copy>div{display:flex;justify-content:space-between;gap:12px}.home-subject h3{font-size:22px;margin:0}.home-subject-copy>div>span{color:#0069d8}.home-subject-copy p{font-size:14px;min-height:46px;color:var(--muted);margin:12px 0 23px}.home-subject-meta{display:flex;justify-content:space-between;border-top:1px solid #e5ebf0;padding-top:13px;font-size:11px;font-weight:700;gap:8px}.home-subject-meta>span{color:#667787;font-weight:400}.home-explorer{display:flex;align-items:center;gap:17px;text-decoration:none;padding:24px 0 0;font-size:13px;color:var(--muted)}.home-explorer strong{color:var(--ink);margin-right:5px}.home-explorer-mark{display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;width:36px;height:36px;flex-shrink:0;color:#1269b8;font-size:20px}.home-explorer>.home-text-link{margin-left:auto}.home-acs{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;border-radius:10px;background:radial-gradient(ellipse at top right,#143a55,transparent 65%),#081e30;color:white;padding:52px;position:relative;overflow:hidden}.home-acs:before{content:'';position:absolute;top:0;left:52px;width:64px;height:3px;background:#1c91ff}.home-acs .home-kicker{color:#83bce6}.home-acs h2{font-size:44px;line-height:1.15;margin:0 0 20px;color:white}.home-acs-copy>p:not(.home-kicker){color:#bbcedd;font-size:15px;max-width:400px}.home-acs .home-button{margin:18px 0 8px}.home-acs-copy .home-acs-note{font-size:11px!important}.home-bank-count{display:flex;align-items:center;gap:20px;padding-bottom:20px;border-bottom:1px solid #ffffff25}.home-bank-count>strong{font:700 64px/1 Manrope,sans-serif;letter-spacing:-4px}.home-bank-count>span{color:#bbcedd;font-size:12px}.home-acs ul{list-style:none;padding:0;margin:8px 0 0}.home-acs li{display:flex;gap:20px;padding:17px 0 0}.home-acs li>span{font:12px monospace;color:#66b6fc;padding-top:4px}.home-acs li strong{font-size:15px}.home-acs li p{font-size:12px;line-height:1.6;color:#bbcedd;margin:4px 0 0}.home-tools{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:80px;padding:64px 52px 70px}.home-tools h2{font-size:40px;margin:0 0 20px}.home-tools p:not(.home-kicker){color:var(--muted);font-size:14px;max-width:440px}.home-button-dark{background:#112f46;margin-top:15px}.home-tools .home-tool-note{font-size:11px!important;margin-top:17px}.home-e6b-art{display:grid;place-items:center;min-width:0}.home-e6b-dial{position:relative;width:310px;aspect-ratio:1;border:12px solid #e2e8ed;border-radius:50%;background:repeating-conic-gradient(from -1deg,#7490a4 0deg 1deg,transparent 1deg 10deg),#eff3f6;box-shadow:0 15px 40px #122d4015;max-width:100%}.home-dial-core{position:absolute;inset:35px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#102e45;color:white;border-radius:50%;border:8px solid #c8d5df;outline:1px solid #8198aa;transform:none}.home-dial-core strong{font:800 53px/1.3 Manrope,sans-serif;letter-spacing:-3px}.home-dial-core small,.home-dial-core>span{font-size:8px;letter-spacing:1.8px;color:#b5ccdc}.home-e6b-dial>span{position:absolute;background:#eff3f6;font:700 11px monospace;padding:2px}.home-dial-n{top:5px;left:48%;color:#096be0}.home-dial-s{bottom:5px;left:48%}.home-dial-w{top:47%;left:6px}.home-dial-e{top:47%;right:6px}.fd-home .site-footer{max-width:none;background:#eaf0f4;padding:26px max(32px,calc((100vw - 1216px)/2));color:#526b7d}.home-return-account{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding:32px 0}.home-return-account .home-kicker{font-size:10px;margin:0 0 8px}.home-return h2{font-size:24px;margin:0 0 16px}.home-resume{display:flex;justify-content:space-between;align-items:center;gap:16px;text-decoration:none;font-size:14px;font-weight:700;color:#075abd}.home-resume small{display:block;color:var(--muted);font-size:11px;font-weight:400;margin-top:4px}.home-progress-summary>div:first-child{display:flex;justify-content:space-between;align-items:center;font-size:12px}.home-progress-summary strong{font-size:30px}.home-progress-summary progress{display:block;width:100%;height:6px;margin:12px 0;border:none;border-radius:9px;overflow:hidden;accent-color:#0876f9}.home-progress-summary progress::-webkit-progress-bar{background:#dce5ed}.home-progress-summary progress::-webkit-progress-value{background:#0876f9}.home-progress-summary p{font-size:11px}.home-subject-progress{display:flex;gap:18px;margin-top:14px}.home-subject-progress a{display:flex;flex-direction:column;font-size:10px;text-decoration:none;color:var(--muted)}.home-subject-progress span{color:var(--ink);font-weight:700}.fd-home :is(a,button):focus-visible{outline:3px solid #2299ff;outline-offset:5px}
@media(min-width:1450px){.home-hero-inner{padding-top:100px;padding-bottom:90px}}
@media(max-width:1100px){.fd-home .site-header{flex-wrap:wrap;padding:18px 32px}.fd-home .fd-header-actions{width:100%;justify-content:space-between}.home-hero-footer{margin:0 32px}.home-acs{gap:40px;padding:40px}.home-tools{gap:40px;padding:52px 20px}.home-subject-copy{padding:18px}.home-subject-meta{flex-wrap:wrap}.home-return-account{gap:40px}}
@media(max-width:760px){.home-hero-inner{padding-top:60px;padding-bottom:42px}.home-hero h1{font-size:52px}.home-hero-footer>span:first-child{display:none}.home-subjects{gap:12px}.home-subject h3{font-size:18px}.home-subject-art{height:145px}.home-subject-copy{padding:15px}.home-subject-copy p{font-size:12px;min-height:60px}.home-section-heading{align-items:flex-start;flex-direction:column;gap:14px}.home-section-heading>p br{display:none}.home-acs{gap:32px;padding:32px}.home-acs h2{font-size:36px}.home-tools{gap:24px;padding:48px 0}.home-e6b-dial{width:250px}.home-dial-core{inset:26px}.home-dial-core strong{font-size:44px}.home-dial-core small,.home-dial-core>span{font-size:7px}.home-return-account{gap:28px}}
@media(max-width:600px){.fd-home .site-header{padding:17px 20px;gap:15px}.fd-home .fd-header-actions{flex-wrap:wrap;gap:14px}.fd-home .site-header nav{width:100%;display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;gap:8px 20px}.fd-home .site-header nav a{padding:4px 0;font-size:12px}.fd-home .fd-auth-controls{margin:0}.home-content{padding:0 20px}.home-hero-inner{padding:48px 20px 34px}.home-hero h1{font-size:44px}.home-kicker{font-size:9px;letter-spacing:1.6px}.home-intro{font-size:15px;max-width:350px}.home-desktop-break{display:none}.home-hero-shade{background:linear-gradient(90deg,#061b2ce8,#061b2c70),linear-gradient(0deg,#061b2c,transparent)}.home-hero-photo{object-position:65% center}.home-actions{gap:10px}.home-button{padding:13px 17px;font-size:13px;gap:20px}.home-hero-note{font-size:11px}.home-hero-footer{margin:0 20px;padding:17px 0}.home-hero-footer>span:last-child{font-size:9px;gap:8px;flex-wrap:wrap}.home-return{align-items:flex-start;gap:18px;padding:24px 0}.home-return p{font-size:12px}.home-return strong{font-size:16px}.home-return .home-text-link{font-size:12px;padding-top:4px}.home-learning{padding:38px 0 30px}.home-section-heading h2{font-size:28px}.home-section-heading>p{font-size:13px}.home-subjects{grid-template-columns:1fr;gap:18px}.home-subject-art{height:180px}.home-subject-copy{padding:20px}.home-subject h3{font-size:23px}.home-subject-copy p{font-size:14px;min-height:0;margin-bottom:18px}.home-subject-meta{font-size:11px}.home-explorer{flex-wrap:wrap;gap:12px;font-size:13px}.home-explorer>span:nth-child(2){flex:1}.home-explorer>.home-text-link{margin-left:48px}.home-acs{grid-template-columns:1fr;padding:32px 24px;gap:28px}.home-acs h2{font-size:38px}.home-bank-count>strong{font-size:54px}.home-acs-details{border-top:1px solid #ffffff25;padding-top:24px}.home-acs:before{left:24px}.home-tools{grid-template-columns:1fr;gap:32px;padding:42px 4px}.home-tools h2{font-size:36px}.home-e6b-dial{width:250px}.home-return-account{grid-template-columns:1fr;gap:22px}.home-return h2{font-size:22px}.home-subject-progress{justify-content:space-between}.fd-home .site-footer{padding:26px 20px;align-items:flex-start;gap:14px}}
@media(prefers-reduced-motion:reduce){.fd-home *{transition:none!important;scroll-behavior:auto!important}.home-button:hover,.home-subject:hover{transform:none}}

/* Compact study sections leave the aircraft explorer as the main feature. */
.home-learning{padding:38px 0 30px}
.home-section-heading{margin-bottom:18px}
.home-subject-art{height:110px}
.home-subject-art>span{font-size:8px;bottom:8px;left:12px}
.home-subject-copy{padding:17px}
.home-subject h3{font-size:20px}
.home-subject-copy p{margin:9px 0 14px;min-height:42px;font-size:13px}
.home-subject-meta{padding-top:10px}
.home-aircraft{display:grid;grid-template-columns:1fr 1.45fr;align-items:center;min-height:370px;background:#e7eef3;border:1px solid #d6e0e8;border-radius:10px;overflow:hidden;margin-bottom:28px}
.home-aircraft-copy{padding:36px}
.home-aircraft h2{font-size:36px;margin:0 0 18px;max-width:350px}
.home-aircraft-copy>p:not(.home-kicker){color:var(--muted);font-size:15px;max-width:350px}
.home-aircraft ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;padding:0;margin:22px 0;font-size:12px;color:#304e65}
.home-aircraft li{border-bottom:1px solid #b7c9d7;padding-bottom:4px}
.home-aircraft-preview{position:relative;display:block;align-self:stretch;min-width:0;background:#123443;overflow:hidden}
.home-aircraft-preview img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}
.home-aircraft-preview>span{position:absolute;bottom:20px;right:20px;display:flex;gap:28px;align-items:center;padding:10px 16px;border:1px solid #a4c1d266;border-radius:5px;background:#0a2338e8;color:white;font-size:12px}
.home-aircraft-preview:hover>span{background:#075abd}
.home-acs{padding:28px 36px;gap:40px;grid-template-columns:1.3fr 1fr;align-items:center}
.home-acs h2{font-size:30px;margin-bottom:12px}
.home-acs .home-kicker{margin-bottom:10px}
.home-acs-copy>p:not(.home-kicker){font-size:13px;max-width:480px}
.home-acs .home-button{margin:10px 0 4px;min-height:44px;padding:10px 18px}
.home-bank-count{padding-bottom:15px}
.home-bank-count>strong{font-size:48px;letter-spacing:-2px}
.home-acs-modes{font-size:12px;color:#bbcedd;line-height:1.8;margin:14px 0 0}
@media(max-width:900px){.home-aircraft{grid-template-columns:1fr 1.15fr}.home-aircraft-copy{padding:26px}.home-aircraft h2{font-size:30px}.home-aircraft-preview img{object-fit:contain}.home-acs{gap:26px;padding:26px}.home-subject-meta>span{display:none}}
@media(max-width:600px){.home-learning{padding:30px 0 24px}.home-subjects{gap:10px}.home-subject{display:grid;grid-template-columns:82px minmax(0,1fr)}.home-subject-art{height:100%;min-height:132px}.home-subject-art>span{display:none}.home-subject-art img{object-fit:contain}.home-subject:nth-child(3) img{padding:10px}.home-subject-copy{padding:14px}.home-subject h3{font-size:18px}.home-subject-copy p{font-size:12px;min-height:0;margin:8px 0 10px}.home-subject-meta{font-size:10px;padding-top:8px}.home-aircraft{grid-template-columns:1fr;margin-bottom:24px}.home-aircraft-copy{padding:26px 22px}.home-aircraft h2{font-size:30px}.home-aircraft-preview{min-height:265px}.home-aircraft-preview img{object-fit:cover}.home-aircraft ul{margin:18px 0}.home-aircraft-preview>span{bottom:14px;right:14px}.home-acs{grid-template-columns:1fr;padding:24px;gap:16px}.home-acs h2{font-size:28px}.home-acs-details{padding-top:16px}.home-bank-count{border-bottom:0;padding-bottom:0}.home-bank-count>strong{font-size:38px}.home-acs-modes{margin-top:10px}}