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

:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-green: #00ff41;
    --color-green-dark: #00cc33;
    --color-gray-dark: #0a0a0a;
    --color-gray: #1a1a1a;
    --color-gray-light: #2a2a2a;    text-align:center;
    --color-gray-border: #333333;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-border);
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--color-green), var(--color-green-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 18px;
    color: var(--color-black);
    border-radius: 8px;
    letter-spacing: -1px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-white);
}

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

.nav-link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-green);
    transition: width 0.3s ease;
}

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

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

.nav-link-primary {
    background: var(--color-green);
    color: var(--color-black);
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 600;
}

.nav-link-primary::after {
    display: none;
}

.nav-link-primary:hover {
    background: var(--color-green-dark);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 255, 65, 0.3);
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 120px 20px 60px;
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-dark) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 255, 65, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 255, 65, 0.05) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(0deg, rgba(0, 255, 65, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 65, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 255, 65, 0.1);
    border: 1px solid var(--color-green);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-green);
    margin-bottom: 24px;
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 10px rgba(0, 255, 65, 0.2); }
    50% { box-shadow: 0 0 20px rgba(0, 255, 65, 0.4); }
}

.hero-title {
    font-size: 72px;
    font-weight: 900;
    letter-spacing: 4px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--color-white), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 20px;
    color: #cccccc;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn {
    padding: 16px 36px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--color-green);
    color: var(--color-black);
}

.btn-primary:hover {
    background: var(--color-green-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 255, 65, 0.3);
}

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

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-black);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.stat-card {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-gray-border);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-green);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 48px;
    font-weight: 900;
    color: var(--color-green);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #999999;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.features {
    padding: 120px 20px;
    background: var(--color-black);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--color-white), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: #999999;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px 30px;
    background: var(--color-gray);
    border: 1px solid var(--color-gray-border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--color-gray-light);
    border-color: var(--color-green);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(0, 255, 65, 0.2), rgba(0, 255, 65, 0.1));
    border: 2px solid var(--color-green);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-green);
}

.feature-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-white);
}

.feature-description {
    font-size: 15px;
    color: #999999;
    line-height: 1.7;
}

.cta {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--color-gray-dark), var(--color-black));
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 65, 0.1) 0%, transparent 70%);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 20px;
    color: var(--color-white);
}

.cta-text {
    font-size: 18px;
    color: #cccccc;
    margin-bottom: 40px;
    line-height: 1.8;
}

.btn-cta {
    padding: 18px 48px;
    background: var(--color-green);
    color: var(--color-black);
    font-size: 18px;
}

.btn-cta:hover {
    background: var(--color-green-dark);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 65, 0.4);
}

.footer {
    background: var(--color-gray-dark);
    padding: 60px 20px 30px;
    border-top: 1px solid var(--color-gray-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo .logo-icon {
    width: 40px;
    height: 40px;
    font-size: 16px;
}

.footer-desc {
    color: #999999;
    font-size: 14px;
    line-height: 1.7;
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-white);
}

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

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

.footer-links a {
    color: #999999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-green);
}

.footer-links li:not(:has(a)) {
    color: #999999;
    font-size: 14px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-gray-border);
    color: #666666;
    font-size: 14px;
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 14px;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .hero-buttons {
        flex-direction: column;
    }

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

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