/* Mobile-first layout. Wider layouts are progressive enhancements. */
.site-header{background:rgba(0,0,0,.85)}
.btn.download-active,.home-english .btn.download-active,.home-english .btn.download-active:hover{background:#168447;border-color:#37c878;color:#fff;box-shadow:0 0 22px rgba(40,196,109,.3);transform:none}
.home-english .btn.download-active::after{display:none}
.download-spinner{display:inline-block;flex-shrink:0;width:18px;height:18px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:download-spin .7s linear infinite}
@keyframes download-spin{to{transform:rotate(360deg)}}
.app-download-status{padding:16px 20px;border:1px solid #254970;border-radius:10px;background:#0a1422}
.app-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:28px 0}
.app-facts>div{padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:10px;min-width:0;transition:transform .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease}
@media(hover:hover) and (pointer:fine){.app-facts>div:hover{transform:translateY(-4px);background:#101923;border-color:#328cdd;box-shadow:0 8px 24px rgba(8,124,245,.14)}}
@media(prefers-reduced-motion:reduce){.app-facts>div{transition:none}.app-facts>div:hover{transform:none}}
.app-facts dt{font-size:12px;color:var(--muted);margin-bottom:8px}
.app-facts dd{font-size:15px;margin:0;line-height:1.6;overflow-wrap:anywhere;color:#e9f3ff}
.app-content-section{max-width:980px}
.app-install-steps{padding-inline-start:24px;display:grid;gap:16px}
.app-install-steps li::marker{color:#54a5ff;font-weight:800}
.app-faq details{border-bottom:1px solid var(--line);padding-block:8px}
.app-faq summary{padding:16px 4px;min-height:48px;line-height:1.6;cursor:pointer;font-weight:700}
.app-faq details[open] summary{color:#78b7ff}
.app-page .app-english .btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}
@media(min-width:768px){.app-facts{grid-template-columns:repeat(5,minmax(0,1fr))}}
html{scroll-padding-top:88px}
body{overflow-x:visible}
.page-shell{padding-inline:20px}
main,section,article,.hero-copy,.home-intro>*,.feature>div{min-width:0}
main h1,main h2,main h3,main p,main li{overflow-wrap:break-word}
.header-inner{display:flex;min-height:72px;padding:0 12px;justify-content:space-between;gap:8px}
.header-brand{gap:4px}
.header-brand .jetx-wordmark{font-size:20px}
.header-brand .brand-divider{display:none}
.header-brand .brand{width:48px;height:36px}
.header-brand .brand-logo{width:76px;height:76px}
.site-header .header-actions{gap:4px}
.lang-switch{gap:0;padding:3px;border:1px solid #303c4b;border-radius:12px;background:#090e15}
.lang-switch>span{display:none}
.lang-btn{display:inline-flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:6px;font-size:12px}
.lang-btn.active{background:#087cf5;color:#fff;border-radius:8px}
.site-header .menu-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;min-width:44px;min-height:44px;padding:10px}
.site-header .main-nav{display:none;position:fixed;top:72px;left:auto;right:0;bottom:0;width:min(360px,calc(100% - 24px));margin:0;align-items:stretch;flex-direction:column;gap:0;padding:24px;background:#0c1119;border:0;border-left:1px solid #2b3441;max-height:calc(100dvh - 72px);overflow:auto;overscroll-behavior:contain;direction:inherit}
.site-header .main-nav.open{display:flex}
.site-header .main-nav a{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-shrink:0;min-width:44px;min-height:58px;padding:14px 4px;font-size:15px;white-space:normal;text-align:start;border-bottom:1px solid #28313d}
.site-header .main-nav a::after{content:'→';color:#54a5ff;font-size:20px}
[dir="rtl"] .site-header .main-nav{direction:rtl}
[dir="rtl"] .site-header .main-nav a{justify-content:space-between}
[dir="rtl"] .site-header .main-nav a::after{content:'←'}
.mobile-nav-heading{margin:4px 0 20px;color:#54a5ff;font-size:11px;letter-spacing:1.2px;font-weight:800;text-transform:uppercase}
.site-header .menu-toggle{border:1px solid #303c4b;background:#101721;border-radius:8px;position:relative}
.site-header .menu-toggle span{display:block;width:21px;height:2px;flex-shrink:0;background:#e9eef6;transition:transform .18s ease}
.site-header .main-nav a{color:#e1e6ee}
.menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.menu-backdrop{position:fixed;inset:72px 0 0;z-index:90;background:rgba(3,7,13,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.menu-backdrop[hidden]{display:none}
body.menu-open{overflow:hidden}
@media(max-height:480px){.site-header .main-nav{padding:12px 24px}.mobile-nav-heading{margin:0 0 8px}.site-header .main-nav a{min-height:48px;padding-block:10px}}
.hero,.home-intro{grid-template-columns:minmax(0,1fr);gap:32px;min-height:0;padding:32px 0 40px}
.home-intro{gap:20px}
.home-intro>div:first-child{display:contents}
.home-intro>div:first-child>.kicker{order:0;margin:0}
.home-intro>div:first-child>h1{order:1;margin:0}
.home-intro>div:first-child>.hero-ctas{order:2;margin-top:0}
.home-intro>figure{order:3;margin-block:12px}
.home-intro>div:first-child>p:not(.kicker){order:4;margin:0}
.hero:before,.hero:after{display:none}
.hero-copy{text-align:start}
.hero .eyebrow,.hero .kicker{justify-content:flex-start}
main h1,.home-english h1,.mechanics-intro .page-title{font-size:clamp(32px,8vw,44px);line-height:1.18;letter-spacing:-1px;margin:16px 0 24px}
main h1 em{font-size:1.1em;letter-spacing:-1px}
main h2,.home-english h2{font-size:clamp(26px,6vw,34px);line-height:1.25;letter-spacing:-.5px}
html[lang="ar"] main h1,html[lang="ar"] main h2{line-height:1.4;letter-spacing:0}
html[lang="bn"] main h1,html[lang="bn"] main h2{line-height:1.45;letter-spacing:0}
.hero-text,.home-english p,.home-english li,.mechanics-article p,.why-copy p:not(.kicker),.step-card p,.feature p{font-size:16px;line-height:1.8}
.hero-ctas,.home-english .hero-ctas{display:flex;flex-direction:column;align-items:stretch;gap:12px}
.btn,.home-english .btn{min-height:48px;max-width:100%;font-size:14px;line-height:1.5;text-align:center;padding:14px 18px}
.home-english .hero-ctas .btn{flex:0 1 auto}
.trust-row{flex-wrap:wrap;gap:12px;justify-content:flex-start;font-size:12px;margin-top:24px}
.home-intro-art{max-width:520px;margin:auto}
.home-trust{flex-direction:column;gap:12px;font-size:13px}
.ticker{grid-template-columns:repeat(2,minmax(0,1fr));gap:0}
.ticker div{padding:14px 6px;gap:8px}
.ticker span{font-size:12px}
.steps,.feature-grid,.home-steps,.game-feature-cards,.app-options{grid-template-columns:minmax(0,1fr)}
.why-section{grid-template-columns:minmax(0,1fr);gap:28px;padding-bottom:48px}
.section-page .why-section{padding-top:32px}
.why-copy{max-width:none;text-align:start;margin:0}
.how-section{padding:48px 0}
.step-card,.feature,.app-card{padding:22px}
.home-section{padding:36px 0}
.final-cta{display:block;padding:36px 0;text-align:start}
.final-cta .btn{display:flex;margin-top:24px}
.footer-top{display:flex;flex-wrap:wrap;gap:16px}
.footer-top p,[dir="ltr"] .footer-top p{font-size:13px;max-width:100%;margin:0;flex-basis:100%}
.footer-links{display:flex;flex-wrap:wrap;gap:4px 16px;flex-basis:100%}
.footer-links a{display:inline-flex;align-items:center;min-width:44px;min-height:44px;font-size:13px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:12px;line-height:1.6}
.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:14px}
.mechanics-article{padding:32px 0 48px}
.mechanics-toc{padding:20px}
.mechanics-toc ol{gap:4px}
.mechanics-toc a{display:inline-block;padding-block:10px;min-height:44px;line-height:1.6}
.mechanics-equation{padding:16px;font-size:clamp(20px,5vw,30px);overflow-wrap:anywhere}
.home-table-wrap{max-width:100%;overscroll-behavior-inline:contain}
.home-table-wrap th,.home-table-wrap td{padding:12px;line-height:1.6}
.app-preview{max-width:380px}
.app-options{padding-bottom:32px}
.app-card{scroll-margin-top:88px}
.calculator-shell{padding:16px}
.calculator-heading{flex-wrap:wrap;gap:12px}
.calculator-inputs,.calculator-results,.calculator-simulation-results{grid-template-columns:minmax(0,1fr)}
.calculator-details>div{flex-wrap:wrap;gap:4px 12px}
.calculator-details dt{max-width:none;flex:1 1 140px}
.calculator-details dd{overflow-wrap:anywhere}
.calculator-simulation .calculator-heading{align-items:center}
.calculator-generate{max-width:none;min-height:48px}
.calculator-chart{min-height:0;aspect-ratio:700/260}
:is(a,button,input):focus-visible{outline:2px solid #78b7ff;outline-offset:3px}
@media(min-width:480px){
  .header-inner{padding-inline:20px}
  .header-brand{gap:8px}.header-brand .brand{width:64px}.header-brand .brand-logo{width:92px}
  .hero-ctas,.home-english .hero-ctas{flex-direction:row;flex-wrap:wrap}
  .hero-ctas .btn{flex:1 1 180px}
  .calculator-inputs,.calculator-simulation-results{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(min-width:768px){
  .page-shell{padding-inline:5.5%}
  .header-inner{padding-inline:5.5%}
  .home-steps,.game-feature-cards,.app-options{grid-template-columns:repeat(2,minmax(0,1fr))}
  .calculator-shell{padding:24px}.calculator-results{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(min-width:1024px){
  .hero{grid-template-columns:repeat(2,minmax(0,1fr));padding:56px 0 64px;gap:32px}
  .home-intro{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:48px;padding:56px 0 48px}
  .home-intro>div:first-child{display:block}
  .home-intro>div:first-child>h1{margin:18px 0 24px}
  .home-intro>div:first-child>p:not(.kicker){margin:16px 0}
  .home-intro>div:first-child>.hero-ctas{margin-top:28px}
  .home-intro-art{max-width:none}
  main h1{font-size:clamp(60px,6vw,96px)}
  .home-english h1,.mechanics-intro .page-title{font-size:clamp(44px,4.4vw,64px)}
  .page-title{font-size:60px}
  .home-english h2{font-size:44px}
  .hero-ctas .btn{flex:0 1 auto}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr))}
  .why-section{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:6%}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ticker{grid-template-columns:repeat(4,minmax(0,1fr))}
  .home-trust{flex-direction:row}
  .final-cta{display:flex;gap:32px;align-items:center;justify-content:space-between}
  .final-cta .btn{margin-top:0}
  .footer-top{flex-wrap:nowrap;gap:32px}.footer-top p,[dir="ltr"] .footer-top p{flex-basis:auto;max-width:300px}
  .footer-links{flex-basis:auto;margin-inline-start:auto}
  .calculator-inputs,.calculator-simulation-results{grid-template-columns:repeat(4,minmax(0,1fr))}
}
@media(min-width:1200px){
  html{scroll-padding-top:116px}
  .header-inner{min-height:96px;display:grid;grid-template-columns:auto 1fr auto;gap:32px}
  .header-brand .jetx-wordmark{font-size:26px}.header-brand .brand{width:76px}.header-brand .brand-logo{width:108px}
  .site-header .menu-toggle{display:none}
  .site-header .main-nav,.site-header .main-nav.open{display:flex;position:static;width:auto;flex-direction:row;align-items:center;gap:24px;padding:0;border:0;background:transparent;max-height:none;overflow:visible;justify-self:center}
  .site-header .main-nav a{font-size:13px;padding:12px 4px;border:0;min-height:48px}
  .site-header .main-nav a::after,.mobile-nav-heading,.menu-backdrop{display:none}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Shared footer: dark surfaces and the site's blue accent. */
:is(.why-english,.app-english)[lang="ar"] h1,:is(.why-english,.app-english)[lang="ar"] h2,:is(.why-english,.app-english)[lang="ar"] h3,:is(.why-english,.app-english)[lang="ar"] .kicker{letter-spacing:normal}
.why-english[dir="rtl"] .home-table-wrap table,.why-english[dir="rtl"] .home-table-wrap caption{text-align:start}
.why-english[dir="rtl"] .home-table-wrap td{overflow-wrap:anywhere}
.app-english[dir="rtl"] .home-table-wrap table,.app-english[dir="rtl"] .home-table-wrap caption{text-align:start}
.site-footer{position:relative;margin-top:64px;padding:64px 0 28px;border-top:1px solid #26384c;background:radial-gradient(ellipse at 50% 0,rgba(8,124,245,.08),transparent 65%)}
.site-footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:64px;padding:0 24px 52px}
.site-footer-identity{max-width:310px}
.site-footer-logo{display:inline-flex;align-items:center;gap:20px;min-height:52px;color:#f7f7fb;text-decoration:none;direction:ltr}
.site-footer-logo>span:first-child{font-size:44px;font-weight:800;font-style:italic;letter-spacing:-3px;line-height:1}
.site-footer-dot{color:#087cf5}
.site-footer-jetx{padding-left:20px;border-left:1px solid #2b3543;font-size:36px;font-style:italic;font-weight:800;letter-spacing:-2px;color:#54a5ff}
.site-footer-identity p{font-size:13px;line-height:1.9;color:#9299b0;margin:20px 0 0;max-width:280px}
.site-footer-register{display:flex;align-items:center;gap:10px;width:fit-content;min-height:44px;margin-top:16px;color:#54a5ff;font-size:14px;font-weight:700;text-decoration:none;transition:color .2s ease}
.site-footer-register:hover{color:#a4d0ff;text-decoration:underline;text-underline-offset:4px}
.site-footer-column{display:flex;flex-direction:column;align-items:flex-start;min-width:0}
.site-footer-column h2{font-size:12px;line-height:1.6;letter-spacing:.1em;text-transform:uppercase;color:#78b7ff;font-weight:800;margin:0 0 14px}
.site-footer-column a{display:inline-flex;align-items:center;min-height:44px;color:#c5cbd8;font-size:13px;line-height:1.6;text-decoration:none;transition:color .2s ease,transform .2s ease}
.site-footer-responsible{display:flex;align-items:center;justify-content:center;gap:16px;padding:26px 16px;border-block:1px solid #202937}
.site-footer-age{display:grid;place-items:center;flex-shrink:0;width:52px;height:52px;border:1px solid #328cdd;border-radius:50%;color:#78b7ff;font-size:19px;font-weight:800;direction:ltr}
.site-footer-responsible strong{display:block;font-size:13px;color:#c5cbd8;font-weight:600;line-height:1.7}
.site-footer-responsible div>span{display:block;font-size:12px;color:#9299b0;line-height:1.8;margin-top:2px}
.site-footer-legal{text-align:center;max-width:960px;margin:26px auto 0}
.site-footer-support{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;padding:24px 0;border-bottom:1px solid #202937}
.site-footer-support a{display:inline-flex;align-items:center;justify-content:center;gap:18px;min-height:48px;padding:12px 22px;border:1px solid #26384c;border-radius:8px;background:#0b121c;color:#c5cbd8;font-size:14px;font-weight:700;line-height:1.6;text-decoration:none;transition:background-color .2s ease,border-color .2s ease,color .2s ease}
.site-footer-support a span{color:#54a5ff}
@media(hover:hover) and (pointer:fine){.site-footer-support a:hover{background:#10233a;border-color:#54a5ff;color:#fff}}
@media(max-width:479px){.site-footer-support a{flex:1 1 160px}}
.site-footer-legal p{font-size:12px;line-height:1.9;color:#9299b0;margin:10px 0 0}
.site-footer-legal .site-footer-copyright{color:#c5cbd8;font-size:12px;margin:0}
@media(hover:hover) and (pointer:fine){.site-footer-column a:hover{color:#54a5ff;transform:translateY(-2px)}.site-footer-logo:hover .site-footer-jetx{color:#a4d0ff}}
@media(max-width:767px){.site-footer{margin-top:40px;padding-top:36px}.site-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;padding:0 0 32px}.site-footer-identity{grid-column:1/-1;max-width:none}.site-footer-identity p{max-width:360px;margin-top:12px}.site-footer-logo>span:first-child{font-size:38px}.site-footer-jetx{font-size:32px}.site-footer-column h2{letter-spacing:.04em}.site-footer-responsible{justify-content:flex-start;padding-inline:0}.site-footer-legal{margin-top:22px}}
@media(prefers-reduced-motion:reduce){.site-footer-column a:hover{transform:none}}
@media(hover:none){.step-card:hover,.feature:hover,.btn:hover{transform:none}}