/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    padding: 20px 0;
    position: sticky;
    top: 0;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #ffffff;
}

.nav-actions {
    display: flex;
    gap: 12px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-large {
    padding: 16px 36px;
    font-size: 16px;
}

/* Hero Section */
.hero {
    padding: 80px 0 60px;
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 16px;
}

.version-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

/* Features Section */
.features {
    padding: 60px 0;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 32px;
    padding: 48px;
    margin-bottom: 32px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(168, 85, 247, 0.15);
}

.feature-card.reverse {
    grid-template-columns: 1fr 1fr;
}

.feature-card.reverse .card-visual {
    order: -1;
}

.card-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.card-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.card-visual {
    border-radius: 24px;
    padding: 48px;
    min-height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.purple-bg {
    background: linear-gradient(135deg, #d8b4fe 0%, #c084fc 100%);
}

.gray-bg {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

.device-mockup,
.hardware-device,
.setup-steps {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-frame {
    width: 180px;
    height: 320px;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 24px;
    border: 3px solid rgba(255, 255, 255, 0.1);
}

.hardware-device {
    width: 200px;
    height: 280px;
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    border-radius: 16px;
    position: relative;
}

.hardware-device::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.setup-steps {
    display: flex;
    gap: 24px;
}

.step {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.step.complete {
    background: #10b981;
    color: white;
}

.step.active {
    background: #059669;
    color: white;
    box-shadow: 0 8px 24px rgba(5, 150, 105, 0.4);
}

/* Feature List */
.feature-list {
    display: grid;
    gap: 24px;
}

.feature-item {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 32px;
    display: flex;
    align-items: center;
    gap: 32px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.04) 100%);
    transform: translateX(8px);
}

.phone-preview {
    width: 80px;
    height: 140px;
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

/* Security Section */
.security-section {
    margin-top: 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 48px;
    letter-spacing: -1.5px;
    line-height: 1.2;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.security-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 32px;
    transition: all 0.3s ease;
}

.security-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(168, 85, 247, 0.15);
}

.security-card.highlight {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.card-heading {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.card-heading-large {
    font-size: 28px;
    font-weight: 700;
}

.card-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.btn-arrow {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    font-size: 24px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: flex-end;
}

.btn-arrow:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateX(4px);
}

/* Coins Section */
.coins-section {
    padding: 80px 0;
    text-align: center;
}

.coin-icons {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.coin-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.coin-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.coin-icon.blue {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.coin-icon.teal {
    background: linear-gradient(135deg, #14b8a6 0%, #0d9488 100%);
}

.coin-icon.yellow {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
}

.coin-icon.orange {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
}

.coin-icon.white {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    color: #111827;
}

.coin-icon.yellow-alt {
    background: linear-gradient(135deg, #facc15 0%, #eab308 100%);
}

.coin-icon.gray {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
}

.coin-icon.white-alt {
    background: linear-gradient(135deg, #ffffff 0%, #f3f4f6 100%);
    color: #111827;
}

.coin-icon.checker {
    background: linear-gradient(135deg, #000000 0%, #1f2937 100%);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.coins-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 32px;
    letter-spacing: -1px;
}

.search-box {
    max-width: 500px;
    margin: 0 auto;
}

.search-input {
    width: 100%;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: white;
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.search-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(168, 85, 247, 0.5);
    box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.1);
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-tagline {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-heading {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

.contact-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: #ffffff;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }

    .feature-card {
        grid-template-columns: 1fr;
        padding: 32px;
    }

    .feature-card.reverse .card-visual {
        order: 0;
    }

    .card-title {
        font-size: 32px;
    }

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

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-large {
        width: 100%;
        max-width: 300px;
    }

    .feature-card {
        padding: 24px;
    }

    .card-title {
        font-size: 28px;
    }

    .card-visual {
        min-height: 250px;
        padding: 32px;
    }

    .section-title {
        font-size: 32px;
    }

    .coins-title {
        font-size: 28px;
    }

    .coin-icons {
        gap: 16px;
    }

    .coin-icon {
        width: 48px;
        height: 48px;
        font-size: 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .nav-actions {
        gap: 8px;
    }

    .btn-primary,
    .btn-secondary {
        padding: 10px 20px;
        font-size: 12px;
    }

    .feature-item {
        padding: 20px;
        gap: 20px;
    }

    .phone-preview {
        width: 60px;
        height: 100px;
    }

    .feature-title {
        font-size: 18px;
    }
}