:root {
    --okxcrt-primary: #00AEEF;
    --okxcrt-primary-dark: #0088CC;
    --okxcrt-secondary: #00FF88;
    --okxcrt-accent: #7B68EE;
    --okxcrt-bg-dark: #0A0E17;
    --okxcrt-bg-card: #111827;
    --okxcrt-bg-card-hover: #1A2332;
    --okxcrt-border: #1E3A5F;
    --okxcrt-text-primary: #FFFFFF;
    --okxcrt-text-secondary: #9CA3AF;
    --okxcrt-text-muted: #6B7280;
    --okxcrt-success: #10B981;
    --okxcrt-warning: #F59E0B;
    --okxcrt-danger: #EF4444;
    --okxcrt-gradient-start: #00AEEF;
    --okxcrt-gradient-end: #7B68EE;
    --okxcrt-shadow: 0 4px 20px rgba(0, 174, 239, 0.15);
    --okxcrt-shadow-hover: 0 8px 30px rgba(0, 174, 239, 0.25);
    --okxcrt-radius: 12px;
    --okxcrt-radius-lg: 16px;
    --okxcrt-radius-sm: 8px;
    --okxcrt-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    background-color: var(--okxcrt-bg-dark);
    color: var(--okxcrt-text-primary);
    font-size: 18px;
    line-height: 1.7;
    overflow-x: hidden;
}

.okxcrt-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.okxcrt-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--okxcrt-border);
    transition: var(--okxcrt-transition);
}

.okxcrt-nav.scrolled {
    box-shadow: var(--okxcrt-shadow);
    padding: 12px 0;
}

.okxcrt-nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding: 0 24px;
}

.okxcrt-nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--okxcrt-text-primary);
}

.okxcrt-nav-logo-img {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--okxcrt-primary), var(--okxcrt-accent));
    border-radius: var(--okxcrt-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
    color: white;
}

.okxcrt-nav-logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--okxcrt-primary), var(--okxcrt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.okxcrt-nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.okxcrt-nav-link {
    text-decoration: none;
    color: var(--okxcrt-text-secondary);
    font-size: 18px;
    font-weight: 500;
    transition: var(--okxcrt-transition);
    position: relative;
}

.okxcrt-nav-link:hover {
    color: var(--okxcrt-primary);
}

.okxcrt-nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--okxcrt-primary);
    transition: var(--okxcrt-transition);
}

.okxcrt-nav-link:hover::after {
    width: 100%;
}

.okxcrt-nav-buttons {
    display: flex;
    gap: 16px;
}

.okxcrt-btn {
    padding: 12px 28px;
    border-radius: var(--okxcrt-radius);
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--okxcrt-transition);
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.okxcrt-btn-primary {
    background: linear-gradient(135deg, var(--okxcrt-primary), var(--okxcrt-primary-dark));
    color: white;
    box-shadow: var(--okxcrt-shadow);
}

.okxcrt-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--okxcrt-shadow-hover);
}

.okxcrt-btn-secondary {
    background: transparent;
    color: var(--okxcrt-text-primary);
    border: 2px solid var(--okxcrt-border);
}

.okxcrt-btn-secondary:hover {
    border-color: var(--okxcrt-primary);
    color: var(--okxcrt-primary);
}

.okxcrt-btn-download {
    background: linear-gradient(135deg, var(--okxcrt-secondary), #00CC6A);
    color: #0A0E17;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.3);
}

.okxcrt-btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 255, 136, 0.4);
}

.okxcrt-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    position: relative;
    overflow: hidden;
}

.okxcrt-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(0, 174, 239, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(123, 104, 238, 0.1) 0%, transparent 50%);
    animation: okxcrt-pulse 8s ease-in-out infinite;
}

@keyframes okxcrt-pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.okxcrt-hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.okxcrt-hero-subtitle {
    font-size: 22px;
    color: var(--okxcrt-primary);
    font-weight: 500;
    margin-bottom: 20px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.okxcrt-hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 28px;
    background: linear-gradient(135deg, var(--okxcrt-text-primary), var(--okxcrt-primary), var(--okxcrt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.okxcrt-hero-description {
    font-size: 20px;
    color: var(--okxcrt-text-secondary);
    margin-bottom: 48px;
    line-height: 1.8;
}

.okxcrt-hero-buttons {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
}

.okxcrt-section {
    padding: 100px 24px;
}

.okxcrt-section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-section-subtitle {
    font-size: 20px;
    color: var(--okxcrt-text-secondary);
    text-align: center;
    margin-bottom: 64px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.okxcrt-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.okxcrt-feature-card {
    background: var(--okxcrt-bg-card);
    border-radius: var(--okxcrt-radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--okxcrt-border);
    transition: var(--okxcrt-transition);
    position: relative;
    overflow: hidden;
}

.okxcrt-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--okxcrt-primary), var(--okxcrt-accent));
    transform: scaleX(0);
    transition: var(--okxcrt-transition);
}

.okxcrt-feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--okxcrt-shadow-hover);
    border-color: var(--okxcrt-primary);
}

.okxcrt-feature-card:hover::before {
    transform: scaleX(1);
}

.okxcrt-feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(0, 174, 239, 0.1), rgba(123, 104, 238, 0.1));
    border-radius: var(--okxcrt-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 24px;
    color: var(--okxcrt-primary);
}

.okxcrt-feature-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-feature-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    line-height: 1.7;
}

.okxcrt-stats {
    background: linear-gradient(180deg, rgba(0, 174, 239, 0.05) 0%, transparent 100%);
}

.okxcrt-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
}

.okxcrt-stat-card {
    text-align: center;
    padding: 32px;
}

.okxcrt-stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--okxcrt-primary);
    margin-bottom: 8px;
}

.okxcrt-stat-label {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
}

.okxcrt-download-section {
    background: linear-gradient(135deg, rgba(0, 174, 239, 0.1) 0%, rgba(123, 104, 238, 0.1) 100%);
    border-radius: var(--okxcrt-radius-lg);
    padding: 64px;
    text-align: center;
    margin-top: 48px;
}

.okxcrt-download-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-download-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    margin-bottom: 32px;
}

.okxcrt-download-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.okxcrt-btn-android {
    background: linear-gradient(135deg, #34A853, #2E8B4E);
    color: white;
    box-shadow: 0 4px 20px rgba(52, 168, 83, 0.3);
}

.okxcrt-btn-android:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(52, 168, 83, 0.4);
}

.okxcrt-btn-ios {
    background: linear-gradient(135deg, #5AC8FA, #007AFF);
    color: white;
    box-shadow: 0 4px 20px rgba(90, 200, 250, 0.3);
}

.okxcrt-btn-ios:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(90, 200, 250, 0.4);
}

.okxcrt-footer {
    background: var(--okxcrt-bg-card);
    border-top: 1px solid var(--okxcrt-border);
    padding: 64px 24px 32px;
}

.okxcrt-footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.okxcrt-footer-section {
    padding: 0 16px;
}

.okxcrt-footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.okxcrt-footer-logo-img {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--okxcrt-primary), var(--okxcrt-accent));
    border-radius: var(--okxcrt-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    color: white;
}

.okxcrt-footer-logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--okxcrt-text-primary);
}

.okxcrt-footer-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.okxcrt-footer-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--okxcrt-text-primary);
    margin-bottom: 20px;
}

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

.okxcrt-footer-link {
    text-decoration: none;
    color: var(--okxcrt-text-secondary);
    font-size: 18px;
    line-height: 2;
    transition: var(--okxcrt-transition);
}

.okxcrt-footer-link:hover {
    color: var(--okxcrt-primary);
}

.okxcrt-footer-bottom {
    border-top: 1px solid var(--okxcrt-border);
    padding-top: 32px;
    text-align: center;
}

.okxcrt-footer-copyright {
    font-size: 18px;
    color: var(--okxcrt-text-muted);
}

.okxcrt-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.okxcrt-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--okxcrt-border);
    transform: translateX(-50%);
}

.okxcrt-timeline-item {
    position: relative;
    padding: 40px 0;
    width: 50%;
}

.okxcrt-timeline-item:nth-child(odd) {
    padding-right: 60px;
    text-align: right;
}

.okxcrt-timeline-item:nth-child(even) {
    padding-left: 60px;
    margin-left: 50%;
}

.okxcrt-timeline-dot {
    position: absolute;
    top: 50%;
    width: 20px;
    height: 20px;
    background: var(--okxcrt-primary);
    border-radius: 50%;
    transform: translateY(-50%);
    border: 3px solid var(--okxcrt-bg-dark);
}

.okxcrt-timeline-item:nth-child(odd) .okxcrt-timeline-dot {
    right: -10px;
}

.okxcrt-timeline-item:nth-child(even) .okxcrt-timeline-dot {
    left: -10px;
}

.okxcrt-timeline-date {
    font-size: 18px;
    color: var(--okxcrt-primary);
    font-weight: 600;
    margin-bottom: 12px;
}

.okxcrt-timeline-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--okxcrt-text-primary);
    margin-bottom: 8px;
}

.okxcrt-timeline-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    line-height: 1.6;
}

.okxcrt-safety-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.okxcrt-safety-card {
    background: var(--okxcrt-bg-card);
    border-radius: var(--okxcrt-radius);
    padding: 32px;
    border: 1px solid var(--okxcrt-border);
    text-align: center;
    transition: var(--okxcrt-transition);
}

.okxcrt-safety-card:hover {
    border-color: var(--okxcrt-success);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.15);
}

.okxcrt-safety-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(0, 174, 239, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--okxcrt-success);
}

.okxcrt-safety-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-safety-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    line-height: 1.6;
}

.okxcrt-desktop-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.okxcrt-desktop-screenshot {
    background: linear-gradient(135deg, rgba(0, 174, 239, 0.1), rgba(123, 104, 238, 0.1));
    border-radius: var(--okxcrt-radius-lg);
    padding: 32px;
}

.okxcrt-desktop-screenshot-img {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--okxcrt-bg-card), #1A2332);
    border-radius: var(--okxcrt-radius);
    box-shadow: var(--okxcrt-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--okxcrt-primary);
    font-size: 24px;
    font-weight: 600;
}

.okxcrt-desktop-info {
    padding: 0 24px;
}

.okxcrt-desktop-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-desktop-description {
    font-size: 18px;
    color: var(--okxcrt-text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.okxcrt-app-features {
    list-style: none;
    margin-bottom: 32px;
}

.okxcrt-app-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 18px;
    color: var(--okxcrt-text-primary);
}

.okxcrt-app-feature-icon {
    width: 20px;
    height: 20px;
    background: var(--okxcrt-primary);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: white;
}

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

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

    .okxcrt-hero-description {
        font-size: 18px;
    }

    .okxcrt-section-title {
        font-size: 28px;
    }

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

    .okxcrt-btn {
        width: 100%;
        justify-content: center;
    }

    .okxcrt-timeline::before {
        left: 24px;
    }

    .okxcrt-timeline-item {
        width: 100%;
        padding-left: 60px !important;
        padding-right: 0 !important;
        margin-left: 0 !important;
        text-align: left !important;
    }

    .okxcrt-timeline-item:nth-child(odd) .okxcrt-timeline-dot,
    .okxcrt-timeline-item:nth-child(even) .okxcrt-timeline-dot {
        left: 14px;
        right: auto;
    }

    .okxcrt-desktop-showcase {
        grid-template-columns: 1fr;
    }
}