body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #FF6B35;--primary-dark: #E55A2B;--secondary-color: #004E89;--text-dark: #1A1A1A;--text-light: #666666;--bg-light: #F8F9FA;--bg-white: #FFFFFF;--border-color: #E0E0E0;--shadow: 0 4px 20px rgba(0, 0, 0, .08);--shadow-hover: 0 8px 30px rgba(0, 0, 0, .12);--transition: all .3s ease}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-dark);line-height:1.6;overflow-x:hidden}.app{min-height:100vh;display:flex;flex-direction:column}main{flex:1;width:100%}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0;position:relative}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:20px;color:var(--text-dark)}.section-subtitle{font-size:1.2rem;text-align:center;color:var(--text-light);max-width:700px;margin:0 auto 60px;line-height:1.8}.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 10px #0000000d;transition:var(--transition)}.header.scrolled{box-shadow:var(--shadow)}.header-container{max-width:1200px;margin:0 auto;padding:20px;display:flex;justify-content:space-between;align-items:center}.logo a{font-size:1.8rem;font-weight:700;color:var(--primary-color);text-decoration:none;letter-spacing:2px;transition:var(--transition)}.logo a:hover{color:var(--primary-dark)}.menu-toggle{background:none;border:none;cursor:pointer;padding:10px;z-index:1001}.hamburger{display:flex;flex-direction:column;gap:5px;width:24px}.hamburger span{width:100%;height:3px;background:var(--text-dark);border-radius:2px;transition:var(--transition)}.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(8px,8px)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}.mobile-menu{position:fixed;top:0;right:0;bottom:0;width:280px;background:var(--bg-white);box-shadow:-4px 0 20px #0000001a;padding:80px 30px 30px;z-index:1000}.mobile-menu ul{list-style:none}.mobile-menu li{margin-bottom:20px}.mobile-menu a{font-size:1.2rem;color:var(--text-dark);text-decoration:none;font-weight:500;transition:var(--transition);display:block;padding:10px 0}.mobile-menu a:hover{color:var(--primary-color);padding-left:10px}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding-top:80px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:.3}.hero-container{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}.hero-content{text-align:center;max-width:800px;margin:0 auto}.hero-title{font-size:3.5rem;font-weight:800;margin-bottom:30px;line-height:1.2;text-shadow:0 2px 20px rgba(0,0,0,.2)}.hero-subtitle{font-size:1.4rem;margin-bottom:50px;opacity:.95;line-height:1.6}.hero-buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.app-button{display:flex;align-items:center;gap:12px;padding:14px 28px;background:#ffffff26;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.3);border-radius:12px;color:#fff;text-decoration:none;font-weight:600;transition:var(--transition);cursor:pointer}.app-button:hover{background:#ffffff40;border-color:#ffffff80;transform:translateY(-2px);box-shadow:0 8px 25px #0003}.app-icon{font-size:1.8rem}.app-button-text{display:flex;flex-direction:column;align-items:flex-start}.app-button-label{font-size:.75rem;opacity:.9}.app-button-store{font-size:1.1rem;font-weight:700}.how-it-works{background:var(--bg-white);padding:100px 0}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:60px}.step-card{background:var(--bg-white);border:2px solid var(--border-color);border-radius:16px;padding:40px 30px;text-align:center;position:relative;transition:var(--transition);overflow:hidden}.step-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-hover);transform:translateY(-5px)}.step-icon{width:80px;height:80px;margin:0 auto 20px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:2rem}.step-title{font-size:1.3rem;font-weight:700;margin-bottom:12px;color:var(--text-dark)}.step-description{color:var(--text-light);line-height:1.6}.step-number{position:absolute;top:15px;right:15px;width:35px;height:35px;background:var(--bg-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--primary-color);font-size:.9rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-top:80px}.feature-card{background:linear-gradient(135deg,#f5f7fa,#c3cfe2);border-radius:16px;padding:40px;text-align:center}.feature-card h3{font-size:1.5rem;font-weight:700;margin-bottom:15px;color:var(--text-dark)}.feature-card p{color:var(--text-light);line-height:1.8}.security{background:var(--bg-light);padding:100px 0}.security-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-top:60px}.security-card{background:var(--bg-white);border-radius:16px;padding:40px;text-align:center;box-shadow:var(--shadow);transition:var(--transition)}.security-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-5px)}.security-icon{width:70px;height:70px;margin:0 auto 20px;background:linear-gradient(135deg,var(--secondary-color),#0066CC);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.8rem}.security-title{font-size:1.3rem;font-weight:700;margin-bottom:12px;color:var(--text-dark)}.security-description{color:var(--text-light);line-height:1.8}.contact{background:var(--bg-white);padding:100px 0}.contact-content{max-width:700px;margin:0 auto}.contact-form{background:var(--bg-light);border-radius:20px;padding:50px;box-shadow:var(--shadow)}.form-group{margin-bottom:25px}.form-group label{display:flex;align-items:center;gap:10px;font-weight:600;margin-bottom:10px;color:var(--text-dark)}.form-icon{color:var(--primary-color)}.form-group input,.form-group textarea{width:100%;padding:15px;border:2px solid var(--border-color);border-radius:10px;font-size:1rem;font-family:inherit;transition:var(--transition);background:var(--bg-white)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #ff6b351a}.form-group textarea{resize:vertical;min-height:120px}.submit-button{width:100%;padding:18px;background:linear-gradient(135deg,var(--primary-color),var(--primary-dark));color:#fff;border:none;border-radius:10px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:var(--transition);margin-top:10px}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #ff6b354d}.submit-button:disabled{opacity:.6;cursor:not-allowed}.form-message{padding:15px;border-radius:10px;margin-bottom:20px;font-weight:500}.form-message-success{background:#d4edda;color:#155724;border:1px solid #c3e6cb}.form-message-error{background:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.contact-info{text-align:center;margin-top:40px;padding:30px;background:var(--bg-light);border-radius:16px}.contact-info-text{color:var(--text-light);margin-bottom:15px}.contact-email{font-size:1.2rem;color:var(--primary-color);text-decoration:none;font-weight:600;transition:var(--transition)}.contact-email:hover{color:var(--primary-dark);text-decoration:underline}.footer{background:var(--text-dark);color:#fff;padding:40px 0;text-align:center}.footer-content{max-width:1200px;margin:0 auto;padding:0 20px}.footer-content p{margin-bottom:10px}.footer-content a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}.footer-content a:hover{color:var(--primary-dark);text-decoration:underline}@media(max-width:768px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}.section-title{font-size:2rem}.section-subtitle{font-size:1rem}.steps-grid,.security-grid,.features-grid{grid-template-columns:1fr}.contact-form{padding:30px 20px}.hero-buttons{flex-direction:column;align-items:stretch}.app-button{justify-content:center}}@media(max-width:480px){.hero-title{font-size:2rem}.section-title{font-size:1.8rem}section{padding:60px 0}}