* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: #999;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #fff;
}

.nav-right {
    display: flex;
    gap: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #a855f7, #ec4899);
    color: white;
    border: none;
    padding: 0.7rem 1.8rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    font-size: 0.95rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.7rem 1.8rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.95rem;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1rem;
}

main {
    margin-top: 80px;
}

.hero {
    max-width: 1400px;
    margin: 0 auto;
    padding: 8rem 2rem 6rem;
    text-align: center;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(135deg, #a855f7, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #999;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.hero-note {
    color: #666;
    font-size: 0.95rem;
}

.feature-card {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.card-reverse {
    direction: rtl;
}

.card-reverse > * {
    direction: ltr;
}

.card-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.card-content p {
    font-size: 1.1rem;
    color: #999;
    line-height: 1.8;
}

.card-visual {
    border-radius: 30px;
    padding: 3rem;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gradient-bg-purple {
    background: linear-gradient(135deg, #c084fc, #e879f9);
}

.gradient-bg-light {
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
}

.device-mockup {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
}

.phone-screen {
    width: 180px;
    height: 360px;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 1.5rem 1rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.screen-content {
    background: #0a0a0a;
    border-radius: 15px;
    height: 100%;
    padding: 1.5rem 1rem;
}

.crypto-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.crypto-item {
    display: grid;
    grid-template-columns: 30px 1fr auto;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.85rem;
}

.crypto-icon {
    font-size: 1.2rem;
}

.crypto-value {
    color: #4ade80;
    font-weight: 600;
}

.hardware-wallet {
    width: 120px;
    height: 200px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.device-mockup-horizontal {
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
}

.hardware-device {
    width: 200px;
    height: 100px;
    background: #1a1a1a;
    border-radius: 15px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.device-screen {
    background: #0a3d1a;
    border-radius: 5px;
    padding: 0.5rem;
    text-align: center;
}

.screen-display {
    font-size: 0.7rem;
    color: #4ade80;
    font-weight: 700;
}

.device-button {
    width: 40px;
    height: 8px;
    background: #333;
    border-radius: 4px;
    margin: 0 auto;
}

.verification-ring {
    width: 100px;
    height: 100px;
    border: 4px solid #4ade80;
    border-radius: 50%;
    position: relative;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.7;
    }
}

.setup-steps {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    opacity: 0.4;
}

.step.completed,
.step.active {
    opacity: 1;
}

.step-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #666;
}

.step.completed .step-icon {
    background: #4ade80;
    color: white;
}

.step.active .step-icon {
    background: #a855f7;
    color: white;
}

.step p {
    font-size: 0.85rem;
    color: #1a1a1a;
    font-weight: 600;
}

.features-list {
    max-width: 1200px;
    margin: 6rem auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    transition: all 0.3s;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(10px);
}

.feature-icon-box {
    width: 100px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.phone-preview {
    perspective: 1000px;
}

.phone-mini {
    width: 40px;
    height: 70px;
    background: linear-gradient(135deg, #1a1a1a, #333);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.phone-mini.security {
    background: linear-gradient(135deg, #a855f7, #ec4899);
}

.phone-mini.privacy {
    background: linear-gradient(135deg, #10b981, #059669);
}

.phone-mini.sync {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.phone-mini.deals {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.feature-text h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.feature-text p {
    color: #999;
    font-size: 0.95rem;
}

.security-features {
    max-width: 1200px;
    margin: 6rem auto;
    padding: 0 2rem;
}

.security-content h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-weight: 700;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.security-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    padding: 2.5rem;
    transition: all 0.3s;
}

.security-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.security-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.security-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.security-card p {
    color: #999;
    line-height: 1.8;
}

.security-card.accent {
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.btn-accent {
    background: white;
    color: #059669;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 1rem;
    transition: transform 0.2s;
}

.btn-accent:hover {
    transform: scale(1.05);
}

.crypto-support {
    max-width: 1200px;
    margin: 6rem auto;
    padding: 0 2rem;
    text-align: center;
}

.crypto-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.crypto-logo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.crypto-logo.btc {
    background: linear-gradient(135deg, #f7931a, #ff9500);
}

.crypto-logo.eth {
    background: linear-gradient(135deg, #627eea, #8c9eff);
}

.crypto-logo.bnb {
    background: linear-gradient(135deg, #f3ba2f, #ffcc00);
    color: #000;
}

.crypto-logo.usdt {
    background: linear-gradient(135deg, #26a17b, #50af95);
}

.crypto-logo.ada {
    background: linear-gradient(135deg, #0033ad, #3057d5);
}

.crypto-logo.sol {
    background: linear-gradient(135deg, #00ffa3, #dc1fff);
}

.crypto-logo.dot {
    background: linear-gradient(135deg, #e6007a, #ff1493);
}

.crypto-logo.xrp {
    background: linear-gradient(135deg, #23292f, #3c444d);
}

.crypto-support h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.search-bar {
    max-width: 600px;
    margin: 0 auto;
}

.search-bar input {
    width: 100%;
    padding: 1.2rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: white;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s;
}

.search-bar input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: #a855f7;
}

.search-bar input::placeholder {
    color: #666;
}

.footer {
    background: #050505;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 8rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column a {
    color: #999;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: #fff;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: #666;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #fff;
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }

    .feature-card {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .card-reverse {
        direction: ltr;
    }

    .security-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }

    .nav-menu {
        display: none;
    }

    .nav-left {
        gap: 1rem;
    }

    .hero {
        padding: 4rem 1rem 3rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .card-content h2 {
        font-size: 1.8rem;
    }

    .card-content p {
        font-size: 1rem;
    }

    .card-visual {
        padding: 2rem;
        min-height: 300px;
    }

    .device-mockup,
    .device-mockup-horizontal {
        flex-direction: column;
        gap: 1rem;
    }

    .setup-steps {
        gap: 0.8rem;
    }

    .step-icon {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }

    .step p {
        font-size: 0.7rem;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

    .security-content h2,
    .crypto-support h2 {
        font-size: 1.8rem;
    }

    .crypto-icons {
        gap: 1rem;
    }

    .crypto-logo {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .btn-large {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .nav-right {
        flex-direction: column;
        gap: 0.5rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 0.5rem 1.2rem;
        font-size: 0.85rem;
    }
}