*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #4CAF50;--primary-dark: #388E3C;--primary-light: #81C784;--secondary: #2196F3;--accent: #FF9800;--dark: #0a0a1a;--dark-light: #121228;--gray: #6c757d;--light: #f8f9fa;--white: #ffffff;--gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%)}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--dark);color:var(--white);line-height:1.6;overflow-x:hidden}.main-header{position:fixed;top:0;left:0;right:0;z-index:1000;display:flex;justify-content:space-between;align-items:center;padding:15px 40px;background:#0a0a1acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.1)}.header-logo{display:flex;align-items:center;gap:10px;cursor:pointer;font-size:1.5rem;font-weight:700}.header-logo .logo-icon{font-size:2rem}.header-nav{display:flex;gap:15px}.btn-header{padding:10px 24px;border-radius:25px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .3s ease;border:none}.btn-login{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.3)}.btn-login:hover{background:#ffffff1a;border-color:#ffffff80}.btn-register{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--white);box-shadow:0 4px 15px #4caf504d}.btn-register:hover{transform:translateY(-2px);box-shadow:0 6px 20px #4caf5066}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;padding:20px}.auth-background{position:absolute;top:0;left:0;right:0;bottom:0;overflow:hidden;z-index:0}.auth-container{position:relative;z-index:1;width:100%;max-width:420px}.auth-logo{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:30px;cursor:pointer;font-size:1.8rem;font-weight:700}.auth-logo .logo-icon{font-size:2.5rem}.auth-box{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:40px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 20px 60px #0000004d}.auth-box h2{font-size:1.8rem;margin-bottom:8px;text-align:center}.auth-box>p{color:#ffffffb3;text-align:center;margin-bottom:30px}.input-group{margin-bottom:20px}.input-group label{display:block;margin-bottom:8px;font-size:.9rem;font-weight:500;color:#ffffffe6}.input-group input,.input-group select{width:100%;padding:14px 18px;border-radius:12px;border:2px solid rgba(255,255,255,.1);background:#ffffff0d;color:var(--white);font-size:1rem;transition:all .3s ease}.input-group input:focus,.input-group select:focus{outline:none;border-color:var(--primary);background:#ffffff14}.input-group input::placeholder{color:#fff6}.input-group select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg 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p{color:#fff9;margin-bottom:8px}.link-auth{color:var(--primary-light);text-decoration:none;font-weight:600;transition:color .3s ease}.link-auth:hover{color:var(--primary)}.hero{min-height:100vh;position:relative;display:flex;flex-direction:column;padding-top:80px}.hero-background{position:absolute;top:0;left:0;right:0;bottom:0;z-index:0}.gradient-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5}.orb-1{width:600px;height:600px;background:var(--gradient-1);top:-200px;right:-200px}.orb-2{width:400px;height:400px;background:var(--gradient-2);bottom:10%;left:-100px}.orb-3{width:300px;height:300px;background:var(--gradient-3);top:40%;right:20%}.hero-content{position:relative;z-index:1;flex:1;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding:40px;max-width:1400px;margin:0 auto;width:100%}.hero-text{max-width:600px}.badge{display:inline-block;background:#4caf5033;color:var(--primary-light);padding:8px 16px;border-radius:50px;font-size:.9rem;font-weight:600;margin-bottom:20px}.hero h1{font-size:4rem;line-height:1.1;margin-bottom:24px}.hero h1 .highlight{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{font-size:1.25rem;color:#fffc;margin-bottom:32px}.hero-buttons{display:flex;gap:16px;margin-bottom:40px;flex-wrap:wrap}.btn-primary{display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border:none;padding:18px 32px;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px #4caf5066}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 30px #4caf5080}.btn-secondary{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3);padding:18px 32px;border-radius:50px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.btn-secondary:hover{background:#ffffff1a;border-color:#ffffff80}.stats{display:flex;gap:40px}.stat{display:flex;flex-direction:column}.stat-number{font-size:2rem;font-weight:700;color:var(--primary-light)}.stat-label{font-size:.9rem;color:#fff9}.hero-visual{display:flex;justify-content:center;align-items:center}.game-preview{position:relative;width:400px;height:300px}.preview-screen{width:100%;height:100%;background:linear-gradient(135deg,#1a1a3e,#2a2a5e);border-radius:20px;border:3px solid rgba(255,255,255,.1);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;box-shadow:0 20px 60px #00000080}.billy-avatar{font-size:6rem;animation:bounce 2s infinite}.preview-ui{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:space-between;font-weight:700}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.features{padding:100px 20px;position:relative}.section-header{text-align:center;margin-bottom:60px}.section-badge{display:inline-block;background:#4caf5033;color:var(--primary-light);padding:8px 16px;border-radius:50px;font-size:.9rem;font-weight:600;margin-bottom:16px}.section-header h2{font-size:2.5rem;margin-bottom:16px}.section-header p{color:#ffffffb3;font-size:1.1rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:30px;max-width:1200px;margin:0 auto}.feature-card{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:40px;transition:all .3s ease}.feature-card:hover{background:#ffffff1a;border-color:#fff3;transform:translateY(-5px)}.feature-icon{font-size:3rem;margin-bottom:20px}.feature-card h3{font-size:1.3rem;margin-bottom:12px}.feature-card p{color:#ffffffb3;line-height:1.6}.cta{padding:100px 20px;position:relative;overflow:hidden;text-align:center}.cta h2{font-size:2.5rem;margin-bottom:20px}.cta>p{color:#fffc;font-size:1.1rem;margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto}.btn-cta{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border:none;padding:20px 40px;border-radius:50px;font-size:1.2rem;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 20px #4caf5066}.btn-cta:hover{transform:translateY(-3px);box-shadow:0 8px 30px #4caf5080}@media (max-width: 968px){.main-header{padding:15px 20px}.header-nav{gap:10px}.btn-header{padding:8px 16px;font-size:.85rem}.hero-content{grid-template-columns:1fr;text-align:center}.hero h1{font-size:2.5rem}.hero-buttons,.stats{justify-content:center}.hero-visual{order:-1}.game-preview{width:300px;height:220px}.auth-box{padding:30px 20px}}