*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:Arial,sans-serif;line-height:1.6;color:#333;background:#1a1a2e;}
.main-header{background:#16213e;padding:0 10px;position:fixed;top:0;width:100%;z-index:1000;box-shadow:0 2px 10px rgba(0,0,0,0.3);}
.header-container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;height:70px;}
.logo-container{flex-shrink:0;}
.main-logo{display:block;}
.desktop-navigation{display:flex;}
.nav-menu{display:flex;list-style:none;gap:30px;}
.nav-link{color:#fff;text-decoration:none;font-weight:500;transition:color 0.3s;}
.nav-link:hover{color:#f39c12;}
.nav-current{color:#f39c12;font-weight:600;}
.desktop-auth{display:flex;gap:15px;}
.auth-btn{padding:10px 20px;text-decoration:none;border-radius:5px;font-weight:600;transition:all 0.3s;}
.login-btn{background:transparent;color:#fff;border:2px solid #f39c12;}
.register-btn{background:#f39c12;color:#fff;}
.login-btn:hover{background:#f39c12;color:#fff;}
.register-btn:hover{background:#d68910;}
.mobile-menu-toggle{display:none;background:none;border:none;flex-direction:column;gap:4px;cursor:pointer;}
.hamburger-line{width:25px;height:3px;background:#fff;transition:all 0.3s;}
.mobile-navigation{display:none;position:absolute;top:100%;left:0;width:100%;background:#16213e;box-shadow:0 5px 15px rgba(0,0,0,0.3);}
.mobile-nav-menu{list-style:none;padding:20px;}
.mobile-nav-link,.mobile-auth-btn{display:block;color:#fff;text-decoration:none;padding:15px 0;border-bottom:1px solid #2c3e50;transition:color 0.3s;}
.mobile-nav-current{display:block;color:#f39c12;font-weight:600;padding:15px 0;border-bottom:1px solid #2c3e50;}
.mobile-auth-btn{background:#f39c12;margin:10px 0;padding:15px;text-align:center;border-radius:5px;border:none;}
.mobile-navigation.active{display:block;}
.main-content{margin-top:70px;padding:0 10px;}
.section-container{max-width:1200px;margin:0 auto;padding:60px 0;}
.section-intro{text-align:center;font-size:1.2rem;margin-bottom:40px;opacity:0.8;}
.cta-button{padding:15px 30px;text-decoration:none;border-radius:5px;font-weight:600;transition:all 0.3s;display:inline-block;}
.primary-cta{background:#f39c12;color:#fff;}
.primary-cta:hover{background:#d68910;transform:translateY(-2px);}
.large-cta{padding:18px 50px;font-size:1.2rem;}
.aviator-banner{background:url('/images/aviator-bg.webp') no-repeat center center/cover;padding:80px 0;color:#fff;position:relative;}
.aviator-banner::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(26,26,46,0.8);}
.banner-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;position:relative;z-index:2;}
.banner-content h1{font-size:3rem;margin-bottom:20px;line-height:1.2;}
.banner-text{font-size:1.2rem;margin-bottom:30px;opacity:0.9;}
.what-is-aviator{background:#fff;color:#333;}
.what-is-aviator h2{text-align:center;font-size:2.5rem;margin-bottom:20px;color:#1a1a2e;}
.game-concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.concept-card{background:#f8f9fa;padding:30px;border-radius:10px;text-align:center;}
.concept-icon{font-size:3rem;margin-bottom:15px;}
.concept-card h3{color:#1a1a2e;margin-bottom:10px;}
.how-to-play-guide{background:#1a1a2e;color:#fff;}
.how-to-play-guide h2{text-align:center;font-size:2.5rem;margin-bottom:20px;}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px;}
.step-card{background:#16213e;padding:25px;border-radius:10px;text-align:center;position:relative;}
.step-number{background:#f39c12;color:#fff;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:bold;margin:0 auto 20px;}
.step-card h3{margin-bottom:10px;color:#f39c12;}
.play-cta-container{text-align:center;}
.key-features{background:#fff;color:#333;}
.key-features h2{text-align:center;font-size:2.5rem;margin-bottom:20px;color:#1a1a2e;}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.feature-card{background:#f8f9fa;padding:25px;border-radius:10px;}
.feature-card h3{color:#1a1a2e;margin-bottom:10px;}
.aviator-strategy{background:#1a1a2e;color:#fff;}
.aviator-strategy h2{text-align:center;font-size:2.5rem;margin-bottom:20px;}
.aviator-strategy .section-intro{color:#ffc107;}
.strategy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.strategy-card{background:#16213e;padding:30px;border-radius:10px;border-left:4px solid #f39c12;}
.strategy-card h3{color:#f39c12;margin-bottom:15px;}
.social-gaming{background:#fff;color:#333;}
.social-gaming h2{text-align:center;font-size:2.5rem;margin-bottom:20px;color:#1a1a2e;}
.social-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.social-feature{background:#f8f9fa;padding:30px;border-radius:10px;text-align:center;}
.social-icon{font-size:3rem;margin-bottom:15px;}
.social-feature h3{color:#1a1a2e;margin-bottom:10px;}
.interface-breakdown{background:#1a1a2e;color:#fff;}
.interface-breakdown h2{text-align:center;font-size:2.5rem;margin-bottom:20px;}
.interface-details{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.interface-info h3{font-size:2rem;color:#f39c12;margin-bottom:20px;}
.interface-list{list-style:none;margin:25px 0;}
.interface-list li{margin-bottom:15px;line-height:1.5;padding-left:25px;position:relative;}
.interface-list li::before{content:"➔";color:#f39c12;position:absolute;left:0;}
.game-stats{background:#fff;color:#333;}
.game-stats h2{text-align:center;font-size:2.5rem;margin-bottom:20px;color:#1a1a2e;}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.stat-card{background:#f8f9fa;padding:30px;border-radius:10px;text-align:center;}
.stat-card h3{color:#1a1a2e;margin-bottom:10px;}
.aviator-mobile{background:#1a1a2e;color:#fff;}
.aviator-mobile h2{text-align:center;font-size:2.5rem;margin-bottom:20px;}
.mobile-features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-bottom:40px;}
.mobile-feature{background:#16213e;padding:30px;border-radius:10px;text-align:center;}
.mobile-icon{font-size:3rem;margin-bottom:15px;}
.mobile-feature h3{color:#f39c12;margin-bottom:10px;}
.mobile-cta-container{text-align:center;}
.aviator-faq{background:#fff;color:#333;}
.aviator-faq h2{text-align:center;font-size:2.5rem;margin-bottom:20px;color:#1a1a2e;}
.faq-grid{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:20px;}
.faq-item{background:#f8f9fa;padding:20px;border-radius:10px;border-left:4px solid #f39c12;}
.faq-item h3{color:#1a1a2e;margin-bottom:10px;}
.final-cta{background:#16213e;color:#fff;padding:60px 0;text-align:center;}
.final-cta h2{font-size:2.5rem;margin-bottom:20px;}
.main-footer{background:#0d1421;color:#fff;padding:50px 10px 20px;}
.footer-container{max-width:1200px;margin:0 auto;}
.footer-content{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-bottom:40px;}
.footer-section h3{margin-bottom:20px;color:#f39c12;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a,.footer-menu a{color:#bdc3c7;text-decoration:none;transition:color 0.3s;}
.footer-links a:hover,.footer-menu a:hover{color:#f39c12;}
.footer-menu{list-style:none;}
.footer-menu li{margin-bottom:8px;}
.payment-methods-footer,.providers-footer{margin-bottom:30px;}
.payment-methods-footer h3,.providers-footer h3{margin-bottom:20px;color:#f39c12;}
.payment-icons,.provider-logos{display:flex;flex-wrap:wrap;gap:15px;align-items:center;}
.payment-icons img,.provider-logos img{opacity:0.8;transition:opacity 0.3s;}
.payment-icons img:hover,.provider-logos img:hover{opacity:1;}
.footer-bottom{border-top:1px solid #2c3e50;padding-top:20px;text-align:center;}
.footer-legal p{color:#7f8c8d;font-size:0.9rem;margin-bottom:5px;}
@media (max-width:1080px){
.desktop-navigation,.desktop-auth{display:none;}
.mobile-menu-toggle{display:flex;}
.banner-container,.interface-details{grid-template-columns:1fr;text-align:center;}
.banner-content h1{font-size:2.5rem;}
.game-concept-grid,.steps-grid,.features-grid,.strategy-grid,.social-features-grid,.stats-grid,.mobile-features-grid{grid-template-columns:1fr;gap:20px;}
.footer-content{grid-template-columns:1fr;}
}
@media (max-width:768px){
.banner-content h1{font-size:2rem;}
.section-container{padding:40px 0;}
.steps-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:480px){
.banner-content h1{font-size:1.8rem;}
.banner-text{font-size:1rem;}
.section-container{padding:30px 0;}
.steps-grid{grid-template-columns:1fr;}
}
@media (max-width:320px){
.banner-content h1{font-size:1.5rem;}
.header-container{height:60px;}
.main-content{margin-top:60px;}
}