*{margin:0;padding:0;box-sizing:border-box}
body{font-family:Arial,sans-serif;background-color:#101523;color:#e4e4e7;line-height:1.6}
header{background-color:#030817;position:sticky;top:0;z-index:1000;padding:10px}
.topbar{display:flex;align-items:center;justify-content:space-between;max-width:100%;margin:0 auto;padding:0 10px}
.branding{width:180px;height:42px;flex-shrink:0}
.branding a{display:block;width:100%;height:100%}
.branding img{width:100%;height:100%;object-fit:contain}
.navigation{display:flex;gap:28px;flex-wrap:wrap}
.navigation a,.navigation .current-page{color:#e4e4e7;text-decoration:none;font-size:15px;transition:color 0.3s}
.navigation a:hover{color:#38bfdf}
.navigation .current-page{color:#38bfdf;font-weight:600}
.auth-controls{display:flex;gap:12px;flex-shrink:0}
.link-signin{background:transparent;border:1px solid #38bfdf;color:#38bfdf;padding:8px 20px;border-radius:5px;text-decoration:none;font-size:14px;transition:all 0.3s}
.link-signin:hover{background:#38bfdf;color:#030817}
.link-signup{background:#38bfdf;color:#030817;padding:8px 20px;border-radius:5px;text-decoration:none;font-size:14px;font-weight:600;transition:background 0.3s}
.link-signup:hover{background:#2da5c4}
.menu-trigger{display:none;background:transparent;border:none;cursor:pointer;flex-direction:column;gap:5px;width:30px;flex-shrink:0}
.menu-trigger span{display:block;width:100%;height:3px;background:#38bfdf;border-radius:2px;transition:all 0.3s}
.mobile-panel{display:none;position:fixed;top:0;left:0;width:280px;height:100%;background:#030817;z-index:2000;flex-direction:column;transform:translateX(-100%);transition:transform 0.3s}
.mobile-panel.visible{display:flex;transform:translateX(0)}
.panel-top{display:flex;justify-content:space-between;align-items:center;padding:15px}
.panel-top img{width:180px;height:42px}
.panel-close{background:transparent;border:none;color:#38bfdf;font-size:36px;cursor:pointer;line-height:1;padding:0;width:40px;height:40px}
.panel-navigation{display:flex;flex-direction:column;padding:20px 0}
.panel-navigation a{color:#e4e4e7;text-decoration:none;padding:15px 20px;font-size:16px;transition:background 0.2s}
.panel-navigation a:hover{background:#0a1428}
.panel-auth{display:flex;flex-direction:column;padding:20px;margin-top:auto}
.panel-auth a{margin-bottom:12px;text-align:center;display:block}
main{max-width:100%;margin:0 auto;padding:10px}
.app-intro{display:flex;gap:40px;align-items:center;padding:60px 20px;background:#0d1421;border-radius:8px;margin-bottom:40px;max-width:1400px;margin-left:auto;margin-right:auto;position:relative;overflow:hidden}
.app-intro::before{content:"";position:absolute;top:-50%;right:-10%;width:300px;height:300px;background:radial-gradient(circle,rgba(56,191,223,0.15),transparent);border-radius:50%;z-index:0}
.app-intro::after{content:"";position:absolute;bottom:-30%;left:-5%;width:250px;height:250px;background:radial-gradient(circle,rgba(56,191,223,0.1),transparent);border-radius:50%;z-index:0}
.intro-text{flex:1;position:relative;z-index:1}
.intro-text h1{font-size:42px;margin-bottom:20px;color:#38bfdf;line-height:1.2}
.intro-text p{font-size:17px;line-height:1.7;margin-bottom:30px;color:#d4d4d8}
.intro-mockup{flex-shrink:0;position:relative;z-index:1}
.intro-mockup img{width:250px;height:500px;object-fit:contain;filter:drop-shadow(0 10px 30px rgba(0,0,0,0.5))}
.download-buttons{display:flex;gap:15px;flex-wrap:wrap}
.platform-button{display:flex;align-items:center;gap:12px;background:#38bfdf;color:#030817;padding:12px 24px;border-radius:6px;text-decoration:none;font-size:16px;font-weight:600;transition:all 0.3s;box-shadow:0 4px 12px rgba(56,191,223,0.3)}
.platform-button:hover{background:#2da5c4;transform:translateY(-2px);box-shadow:0 6px 16px rgba(56,191,223,0.4)}
.platform-button img{width:32px;height:32px;object-fit:contain}
.android-btn{background:linear-gradient(135deg,#3ddc84,#2ab36a)}
.android-btn:hover{background:linear-gradient(135deg,#2ab36a,#1f8c54)}
.ios-btn{background:linear-gradient(135deg,#007aff,#0051d5)}
.ios-btn:hover{background:linear-gradient(135deg,#0051d5,#003ea8)}
.action-center{text-align:center;margin:30px 0}
.action-button{display:inline-block;background:#38bfdf;color:#030817;padding:14px 36px;border-radius:6px;text-decoration:none;font-size:16px;font-weight:700;transition:background 0.3s;box-shadow:0 4px 12px rgba(56,191,223,0.3)}
.action-button:hover{background:#2da5c4;box-shadow:0 6px 16px rgba(56,191,223,0.4)}
section{padding:50px 20px;margin-bottom:30px;max-width:1400px;margin-left:auto;margin-right:auto}
h2{font-size:32px;margin-bottom:25px;color:#38bfdf;line-height:1.3}
h3{font-size:24px;margin:30px 0 15px 0;color:#e4e4e7;line-height:1.3}
p{margin-bottom:18px;font-size:16px;color:#d4d4d8;line-height:1.7}
.app-features{background:#0d1421;border-radius:8px}
.features-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin:35px 0}
.feature-block{background:#1a2332;border-radius:8px;padding:25px;transition:transform 0.3s,box-shadow 0.3s}
.feature-block:hover{transform:translateY(-5px);box-shadow:0 8px 20px rgba(56,191,223,0.15)}
.block-icon{font-size:42px;margin-bottom:15px}
.feature-block h3{font-size:20px;margin:0 0 12px 0;color:#38bfdf}
.feature-block p{font-size:15px;color:#d4d4d8;margin-bottom:0}
.installation-guide{background:#0d1421;border-radius:8px}
.app-vs-browser{background:#0d1421;border-radius:8px}
.comparison-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:25px 0}
.comparison-matrix{width:100%;border-collapse:collapse;background:#1a2332;border-radius:8px;overflow:hidden}
.comparison-matrix thead{background:#0a1428}
.comparison-matrix th{padding:15px;text-align:left;color:#38bfdf;font-size:16px;font-weight:600}
.comparison-matrix td{padding:12px 15px;color:#d4d4d8;font-size:15px}
.comparison-matrix tbody tr{transition:background 0.2s}
.comparison-matrix tbody tr:hover{background:#1f2937}
.comparison-matrix tbody tr:nth-child(even){background:rgba(26,35,50,0.5)}
.troubleshooting{background:#0d1421;border-radius:8px}
.problem-block{background:#1a2332;border-radius:8px;padding:20px;margin-bottom:20px}
.problem-block h3{font-size:19px;color:#38bfdf;margin:0 0 12px 0}
.problem-block p{font-size:15px;color:#d4d4d8;margin-bottom:0}
footer{background:#030817;padding:40px 20px;margin-top:50px}
.payment-provider-displays{max-width:1200px;margin:0 auto 35px auto}
.payment-provider-displays h3{font-size:18px;color:#38bfdf;margin-bottom:15px;text-align:center}
.payment-display,.provider-display{margin-bottom:30px}
.display-track{display:flex;justify-content:center;align-items:center;gap:25px;flex-wrap:wrap;padding:20px 0}
.display-track img{opacity:0.8;transition:opacity 0.3s;filter:brightness(0.9)}
.display-track img:hover{opacity:1;filter:brightness(1)}
.legal-navigation{display:flex;justify-content:center;flex-wrap:wrap;gap:20px;max-width:900px;margin:0 auto 30px auto;padding-bottom:25px}
.legal-navigation a{color:#a1a1aa;text-decoration:none;font-size:14px;transition:color 0.3s}
.legal-navigation a:hover{color:#38bfdf}
.regulatory-notice{max-width:800px;margin:0 auto 25px auto;text-align:center;padding-top:25px}
.regulatory-notice p{font-size:13px;color:#a1a1aa;line-height:1.8;margin-bottom:0}
.copyright-notice{text-align:center;padding-top:20px}
.copyright-notice p{font-size:13px;color:#71717a;margin-bottom:0}
@media(max-width:1200px){
.app-intro{padding:50px 15px}
.features-showcase{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1080px){
.navigation,.auth-controls{display:none}
.menu-trigger{display:flex}
.app-intro{flex-direction:column;text-align:center}
.intro-text h1{font-size:34px}
.intro-mockup img{width:220px;height:440px}
}
@media(max-width:1024px){
.features-showcase{grid-template-columns:repeat(2,1fr);gap:20px}
}
@media(max-width:968px){
.features-showcase{grid-template-columns:repeat(2,1fr)}
.intro-text h1{font-size:30px}
.intro-text p{font-size:15px}
h2{font-size:28px}
section{padding:40px 15px}
.comparison-matrix th,.comparison-matrix td{font-size:14px;padding:10px}
}
@media(max-width:768px){
.features-showcase{grid-template-columns:1fr}
.app-intro{padding:40px 15px}
.download-buttons{flex-direction:column}
.platform-button{justify-content:center}
}
@media(max-width:480px){
.intro-text h1{font-size:26px}
.intro-text p{font-size:14px}
h2{font-size:24px}
h3{font-size:20px}
p{font-size:14px}
.display-track{gap:15px}
.app-intro{padding:30px 10px}
section{padding:30px 10px}
.intro-mockup img{width:180px;height:360px}
.comparison-matrix th,.comparison-matrix td{font-size:13px;padding:8px}
}
@media(max-width:320px){
.branding{width:150px;height:35px}
.intro-text h1{font-size:22px}
h2{font-size:20px}
.topbar{padding:0 5px}
}
@media(max-width:300px){
.mobile-panel{width:100%}
}