/* Design read: a calm aviation brand download page; variance 4, motion 3, density 4.
   Native CSS; original brand artwork and a generated aviation background. */
:root{color-scheme:light;--bg:#f4f7fb;--surface:#fff;--ink:#122c48;--muted:#53677d;--line:#d8e1ec;--blue:#174d8c;--button:#143c65;--soft:#e8eff7;--shadow:0 26px 70px #1f456a12;--focus:#126ee0;--radius:24px;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:100px}
:root[data-theme="dark"]{color-scheme:dark;--bg:#081424;--surface:#101f33;--ink:#edf4ff;--muted:#a9bbce;--line:#273b51;--blue:#8cbbef;--button:#bad9fb;--soft:#142b44;--shadow:0 26px 70px #0003;--focus:#9dccff}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit}button,a,summary{touch-action:manipulation}button{cursor:pointer}img{display:block;max-width:100%;height:auto}button[hidden]{display:none!important}figure,p,h1,h2,h3{margin:0}::selection{background:#c7dff7;color:#102944}:focus-visible{outline:3px solid var(--focus);outline-offset:5px}.shell{width:min(1200px,calc(100% - 96px));margin-inline:auto}.section{padding-block:92px}.skip{position:fixed;left:16px;top:-100px;padding:12px 20px;background:var(--surface);border:2px solid var(--focus);z-index:20}.skip:focus{top:10px}.site-header{border-bottom:1px solid var(--line)}.nav{height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand>img{width:38px;height:44px;object-fit:contain}.brand>span{font-weight:750;font-size:20px;line-height:1.35;letter-spacing:1px}.brand small{display:block;margin-top:4px;color:var(--muted);font-size:10px;font-weight:500;letter-spacing:1px}.nav-links{display:flex;gap:32px;margin-left:auto;font-size:14px;font-weight:550}.nav-links a{padding-block:12px}.nav-links a:hover,.footer a:hover{color:var(--blue)}.nav-end{display:flex;align-items:center;gap:22px;margin-left:20px}.theme-toggle{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--ink)}.icon{width:21px;height:21px;display:inline-block;flex-shrink:0;background:currentColor;mask-repeat:no-repeat;mask-position:center;mask-size:contain;-webkit-mask-repeat:no-repeat;-webkit-mask-position:center;-webkit-mask-size:contain}.theme-icon{mask-image:url('assets/moon.svg');-webkit-mask-image:url('assets/moon.svg');width:18px;height:18px}[data-theme="dark"] .theme-icon{mask-image:url('assets/sun.svg');-webkit-mask-image:url('assets/sun.svg')}.download-icon{mask-image:url('assets/download.svg');-webkit-mask-image:url('assets/download.svg')}.qr-icon{mask-image:url('assets/qr-code.svg');-webkit-mask-image:url('assets/qr-code.svg')}.airline-logo{display:flex;align-items:center;justify-content:center;width:220px;height:56px;flex-shrink:0;background:transparent}.airline-logo>img{display:block;width:100%;height:100%;max-width:100%;object-fit:contain}h1,h2,h3{text-wrap:balance}h1{font-size:clamp(40px,4.6vw,64px);font-weight:760;line-height:1.24;letter-spacing:-2px}h1 span{color:var(--blue)}h2{font-size:40px;line-height:1.3;font-weight:720;letter-spacing:-1px}h3{font-size:18px;font-weight:700;line-height:1.5}.hero{display:grid;grid-template-columns:1.06fr 1fr;align-items:center;gap:40px;padding-top:54px;padding-bottom:56px;min-height:650px}.eyebrow{color:var(--muted);font-size:12px;font-weight:650;letter-spacing:2.5px;margin-bottom:26px}.eyebrow span{padding-inline:10px;color:#92a8bd}.hero-description{margin-top:24px;color:var(--muted);font-size:16px;line-height:1.9}.download-area{margin-top:36px;scroll-margin-top:40px}.hero-actions{display:flex;gap:12px;align-items:center}.button{min-height:54px;display:inline-flex;align-items:center;justify-content:center;gap:11px;padding:14px 22px;border:1px solid transparent;border-radius:12px;font-size:15px;font-weight:600;line-height:1.5;transition:transform .2s,box-shadow .2s,background-color .2s}.button:hover{transform:translateY(-2px)}.button:active{transform:translateY(0)}.primary{color:#fff;background:var(--button);box-shadow:0 9px 20px #173d6520}.primary:hover{box-shadow:0 12px 28px #173d6530}.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.secondary:hover{background:var(--soft)}[data-theme="dark"] .primary{color:#102842}.button-arrow{margin-left:20px;font-size:20px;font-weight:400;line-height:1}.download-meta{margin-top:16px;color:var(--muted);font-size:12px}.download-meta>span{margin-inline:7px;color:#8da1b6}.download-feedback{height:24px;padding-top:7px;font-size:12px;color:var(--muted)}.hero-visual{height:532px;position:relative;isolation:isolate;overflow:hidden;border-radius:24px;background:#0a192a;box-shadow:var(--shadow)}.aviation-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:63% center;opacity:.65;z-index:-2}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#07182b18 45%,#051320e6);z-index:-1}.badge-stage{height:100%;display:grid;place-items:center;padding-bottom:38px}.hero-badge{width:330px;max-width:69%;height:auto;filter:drop-shadow(0 20px 20px #0007)}.hero-visual figcaption{position:absolute;left:32px;right:32px;bottom:26px;display:flex;justify-content:space-between;align-items:center;color:#d9e8f8;font-size:13px;letter-spacing:2px}.visual-caption{font-size:9px;letter-spacing:3px;opacity:.65}.capability-strip{display:flex;justify-content:space-around;gap:30px;border-block:1px solid var(--line);padding-block:22px;color:var(--muted);font-size:14px;font-weight:550;letter-spacing:2px}.features{display:grid;grid-template-columns:.9fr 1.1fr;gap:100px;align-items:center}.product-preview{justify-self:center}.phone{width:262px;overflow:hidden;border:6px solid #17283b;border-radius:38px;background:#f1f3f7;box-shadow:12px 24px 64px #183b5b24;transform:rotate(-3deg)}.phone img{width:100%;height:auto}.image-note{text-align:center;color:var(--muted);font-size:11px;margin-top:24px}.section-description{color:var(--muted);margin-top:18px;font-size:15px;line-height:1.85}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px 32px;margin-top:38px}.feature-grid article{position:relative}.feature-mark{display:flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:9px;background:var(--soft);color:var(--blue);font-weight:600;font-size:15px;margin-bottom:12px}.feature-grid p{margin-top:8px;font-size:13px;line-height:1.85;color:var(--muted)}.release-section{padding-top:20px;padding-bottom:0}.release-card{display:grid;grid-template-columns:.88fr 1.12fr;gap:80px;padding:58px 64px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.release-heading p{margin-top:20px;color:var(--muted);font-size:13px}.version-heading{display:flex;align-items:center;gap:18px;margin-bottom:22px}.version-heading strong{font-size:62px;font-weight:650;letter-spacing:-3px;line-height:1}.version-heading>span{font-size:11px;line-height:1.7;color:var(--muted);border-left:1px solid var(--line);padding-left:18px}.changelog{padding:0;margin:0;list-style:none;display:grid;gap:18px}.changelog li{display:grid;gap:3px}.changelog strong{font-size:14px;font-weight:650}.changelog span{font-size:13px;color:var(--muted);line-height:1.85}.checksum{margin-top:28px;border-top:1px solid var(--line);padding-top:17px;font-size:12px}.checksum>summary{font-size:12px}.checksum>div{padding-top:18px}.checksum p{color:var(--muted);margin-block:12px 6px}.checksum code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;display:block;word-break:break-all;font-size:11px;line-height:1.9;user-select:all}.text-button{padding:10px 0;border:0;background:transparent;color:var(--blue);font-size:12px;font-weight:600}.install-section{padding-top:92px}.install-heading{text-align:center}.install-steps{display:grid;grid-template-columns:1fr 1fr 1fr;gap:45px;padding:0;list-style:none;margin:48px 0}.install-steps li{display:flex;align-items:flex-start;gap:17px}.step-index{color:#91a8c0;font-size:26px;font-weight:400;line-height:1.4;font-variant-numeric:tabular-nums}.install-steps h3{font-size:16px}.install-steps p{font-size:13px;color:var(--muted);margin-top:9px;line-height:1.85}.faq{max-width:800px;margin-inline:auto;border-top:1px solid var(--line)}.faq details{border-bottom:1px solid var(--line);padding:19px 0}summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px;font-weight:550}summary::-webkit-details-marker{display:none}summary>span{font-size:21px;font-weight:350;color:var(--muted);transition:transform .2s}details[open]>summary>span{transform:rotate(45deg)}.faq p{font-size:13px;color:var(--muted);padding-top:15px;line-height:1.9}.footer{border-top:1px solid var(--line);display:flex;align-items:center;gap:40px;padding-block:30px;margin-top:10px}.footer-brand{display:flex;align-items:center;gap:11px;flex-shrink:0}.footer-brand img{width:34px;height:40px;object-fit:contain}.footer-brand>span{font-size:16px;font-weight:650;line-height:1.5}.footer-brand small{display:block;font-size:10px;font-weight:400;letter-spacing:1px;color:var(--muted)}.footer-links{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-left:auto;font-size:12px;color:var(--muted)}.footer-airline{transform:scale(.88);transform-origin:right center;margin-left:8px}.modal{padding:40px;width:min(430px,calc(100% - 40px));max-height:calc(100dvh - 40px);border:1px solid var(--line);border-radius:24px;background:var(--surface);color:var(--ink);box-shadow:0 30px 100px #0005;text-align:center}.modal::backdrop{background:#071627a6;backdrop-filter:blur(5px)}.modal-close{position:absolute;right:14px;top:10px;width:40px;height:40px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);font-size:26px;line-height:1}.modal-brand{margin:0 auto 20px;width:44px;height:50px;object-fit:contain}.modal h2{font-size:24px;letter-spacing:-.5px}.modal>p{margin-top:12px;color:var(--muted);font-size:13px}.qr-image{width:226px;height:226px;margin:22px auto 0;background:#fff;border-radius:12px;image-rendering:pixelated}.modal .qr-url{font-size:14px;color:var(--ink);font-weight:600;letter-spacing:.5px}.modal .copy-link{margin-top:20px;width:100%}.modal .copy-feedback{min-height:23px;overflow-wrap:anywhere}.copy-feedback{font-size:12px}.reveal{opacity:1;transform:none;transition:opacity .65s,transform .65s}.reveal-pending{opacity:0;transform:translateY(18px)}
@media(min-width:1500px){.hero{padding-top:64px;padding-bottom:66px}.hero-visual{height:560px}.hero-badge{width:350px}}
@media(max-width:1100px){.shell{width:calc(100% - 64px)}.nav-links{gap:22px}.nav-end{gap:14px;margin-left:0}.airline-logo{width:196px;height:50px}.hero{gap:28px;min-height:590px}.hero-visual{height:470px}h1{font-size:46px}.hero-description{font-size:14px}.hero-actions{gap:10px}.button{font-size:14px;padding:13px 16px}.button-arrow{margin-left:6px}.download-meta{font-size:11px}.download-meta>span{margin-inline:5px}.features{gap:60px}.feature-grid{gap:26px}.release-card{gap:50px;padding:48px}.footer{gap:24px}.footer-links{gap:16px}.footer-airline{display:none}}
@media(max-width:767px){:root{scroll-padding-top:20px}.shell{width:calc(100% - 40px)}.section{padding-block:60px}.nav{height:76px;gap:12px}.brand{gap:9px}.brand>img{width:30px;height:36px}.brand>span{font-size:17px;letter-spacing:.5px}.brand small{font-size:9px;letter-spacing:.3px}.nav-links{display:none}.nav-end{gap:12px}.airline-logo{width:155px;height:41px}.theme-toggle{width:34px;height:34px}.hero{display:flex;flex-direction:column;gap:30px;padding-top:38px;padding-bottom:34px;min-height:0;align-items:stretch}.hero-copy{position:relative}.eyebrow{font-size:10px;letter-spacing:2px;margin-bottom:18px}h1{font-size:clamp(36px,7.8vw,52px);letter-spacing:-1.4px;line-height:1.28}.hero-description{margin-top:18px;font-size:14px;line-height:1.85}.download-area{margin-top:25px}.hero-actions{gap:10px}.hero-actions .primary{flex:1}.hero-actions .secondary{flex:0 0 auto}.button{min-height:53px;font-size:14px;padding:13px 17px;border-radius:11px}.button-arrow{margin-left:10px}.download-meta{font-size:11px;margin-top:13px}.download-meta>span{margin-inline:5px}.download-feedback{height:20px;font-size:11px;padding-top:4px}.hero-visual{height:340px;border-radius:20px}.hero-badge{width:223px;max-width:60%}.badge-stage{padding-bottom:30px}.hero-visual figcaption{left:24px;right:24px;bottom:21px;font-size:11px;letter-spacing:2px}.visual-caption{font-size:8px;letter-spacing:2px}.aviation-background{object-position:70% center}.capability-strip{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;padding-block:23px;font-size:12px;text-align:center}.features{display:flex;flex-direction:column-reverse;gap:44px;align-items:stretch}.features-copy{padding-inline:5px}h2{font-size:32px;letter-spacing:-.7px}.section-description{font-size:13px;margin-top:15px}.desktop-break{display:none}.feature-grid{gap:28px 24px;margin-top:28px}.feature-grid h3{font-size:16px}.feature-grid p{font-size:12px;line-height:1.85}.feature-mark{margin-bottom:10px}.product-preview{align-self:center}.phone{width:230px;border-width:5px;border-radius:34px;transform:rotate(-2deg)}.image-note{margin-top:22px;font-size:10px}.release-section{padding-top:0;padding-bottom:0}.release-card{grid-template-columns:1fr;gap:28px;padding:30px 26px;border-radius:20px}.release-heading h2{font-size:29px}.release-heading p{margin-top:12px;font-size:12px}.version-heading strong{font-size:54px}.changelog{gap:17px}.changelog span{font-size:12px}.install-section{padding-top:60px}.install-heading{text-align:left;padding-inline:5px}.install-steps{grid-template-columns:1fr;gap:26px;margin:32px 5px}.step-index{width:35px;font-size:24px;flex-shrink:0}.install-steps li{gap:17px}.install-steps p{font-size:12px;margin-top:5px}.faq{margin-top:34px}.faq details{padding-block:18px}.faq summary{font-size:13px}.faq p{font-size:12px}.footer{flex-wrap:wrap;gap:24px;padding-block:26px;margin-top:0}.footer-links{gap:14px 22px;margin-left:0;font-size:11px;justify-content:flex-start;width:100%}.footer-airline{display:block;position:absolute;right:20px;transform:scale(.9)}.modal{padding:36px 24px 23px}.modal h2{font-size:22px}.modal>p{font-size:12px}.qr-image{width:220px;height:220px}}
@media(max-width:380px){.shell{width:calc(100% - 32px)}.brand small{display:none}.nav-end{gap:8px}.airline-logo{width:140px;height:37px}h1{font-size:35px}.hero-description{font-size:13px}.hero-actions .button{padding-inline:13px;font-size:13px;gap:8px}.hero-actions .button-arrow{display:none}.download-meta{font-size:10px}.download-meta>span{margin-inline:3px}.hero-visual{height:310px}.hero-badge{width:204px}.visual-caption{display:none}.feature-grid{gap:24px 18px}.release-card{padding:28px 22px}.footer-airline{right:16px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.reveal-pending{opacity:1;transform:none}.button:hover{transform:none}}
@media(prefers-reduced-transparency:reduce){.modal::backdrop{background:#071627ed;backdrop-filter:none}}

/* Keep both brands and the appearance control within a narrow phone header. */
@media(max-width:380px){.nav{gap:10px}.brand{gap:8px}.brand>img{width:26px;height:32px}.brand>span{font-size:16px}.theme-toggle{width:30px;height:30px}.nav-end{gap:8px}}

#apk-package-details{white-space:pre-line}