*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;font-family:Open Sans,Arial,sans-serif;font-size:14px;line-height:1.7;color:#666;background-color:#fbf6f1;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh;display:flex;flex-direction:column}.container{width:80%;max-width:1080px;margin:0 auto;position:relative}h1,h2,h3,h4,h5,h6{color:#333;padding-bottom:10px;line-height:1.2;font-weight:500}h1{font-size:30px}h2{font-size:26px}h3{font-size:22px}h4{font-size:18px}h5{font-size:16px}h6{font-size:14px}p{margin-bottom:1em}p:last-child{margin-bottom:0}a{color:#2ea3f2;text-decoration:none;transition:opacity .3s ease}a:hover{opacity:.7}#main-header{background-color:#fff;box-shadow:0 1px #0000001a;position:relative;z-index:1000;padding:15px 0}#main-header 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0}.btn{display:inline-block;padding:12px 24px;border:none;border-radius:25px;font-size:16px;font-weight:600;text-align:center;text-decoration:none;cursor:pointer;transition:all .3s ease;line-height:1.4}.btn-primary{background-color:#0c71c3;color:#fff}.btn-primary:hover{background-color:#094c87;transform:translateY(-2px)}.btn-secondary{background-color:#6c757d;color:#fff}.btn-secondary:hover{background-color:#545b62}.btn-outline{background-color:transparent;color:#2ea3f2;border:2px solid #2ea3f2}.btn-outline:hover{background-color:#2ea3f2;color:#fff}.hero-section{padding:80px 0;text-align:center;background:transparent;color:#333}.hero-title{font-size:3rem;margin-bottom:20px;color:#333}.hero-description{font-size:1.2rem;margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto}.hero-actions{margin-top:30px}.features-section{padding:80px 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ul{list-style-position:inside;color:#6c757d;margin:0;padding:0}.security-notice li{margin-bottom:8px;font-size:.95rem}.import-options{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:40px}.import-method{padding:20px;border:2px solid #e0e0e0;border-radius:10px;cursor:pointer;transition:all .3s ease;text-align:center;min-height:80px;display:flex;flex-direction:column;justify-content:center}.import-method:hover{border-color:#2ea3f2}.import-method.active{border-color:#2ea3f2;background-color:#f0f8ff}.import-method h3{margin-bottom:8px;font-size:1.1rem}.import-method p{margin:0;font-size:.9rem;color:#666;line-height:1.4}.import-form{background:#f8f9fa;padding:30px;border-radius:10px}.guide-text{margin-top:20px;padding:20px;background:#fff;border-radius:8px;border:1px solid #e9ecef}.guide-item{margin-bottom:15px}.guide-item:last-child{margin-bottom:0}.guide-item strong{display:block;color:#333;margin-bottom:5px;font-size:.95rem}.guide-item 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ul{list-style-position:inside;color:#856404}.security-reminder li{margin-bottom:5px}.done-section{padding:40px 0;min-height:70vh;display:flex;align-items:center}.done-content{max-width:500px;margin:0 auto;text-align:center;background:var(--background-white);padding:50px 40px;border-radius:15px;box-shadow:0 4px 20px #0000001a}.done-icon{font-size:5rem;margin-bottom:30px;display:block}.done-title{color:#f44336;margin-bottom:30px;font-size:1.8rem;font-weight:600;line-height:1.3}.done-message{margin-bottom:40px}.done-message p{font-size:1rem;color:var(--light-text-color);line-height:1.6;margin-bottom:15px}.done-message p:last-child{margin-bottom:0}.done-actions{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.wallet-setup-section{padding:60px 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768px){.import-content-mobile{max-width:500px;padding:50px 40px;border-radius:20px;box-shadow:0 10px 30px #0000001a}.guide-section{margin-bottom:50px}.guide-section .guide-item h3{font-size:1.3rem}.guide-section .guide-item p{font-size:1.1rem}.form-group-mobile textarea{min-height:140px;padding:25px;font-size:16px}.btn-import-mobile{padding:20px 30px;font-size:18px}}@media (max-width: 980px){.container{width:90%;padding:0 15px}.import-content{padding:0 10px}#main-header .container{flex-direction:column;gap:20px}#navigation{width:100%}.nav-menu{display:none;flex-direction:column;width:100%;background:#fff;box-shadow:0 2px 10px #0000001a;border-radius:5px;overflow:hidden}.nav-menu.active{display:flex}.nav-menu li{margin:0;border-bottom:1px solid #e0e0e0}.nav-menu a{display:block;padding:15px 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