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

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

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Header Styles */
.header {
    padding: 2rem 0;
    text-align: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
}

.logo-container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: #b7ff2f;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.8;
    text-shadow: 0 0 10px rgba(183, 255, 47, 0.3);
}

.logo {
    height: 100px;
    width: auto;
    filter: 
        drop-shadow(0 0 10px rgba(183, 255, 47, 0.8))
        drop-shadow(0 0 20px rgba(183, 255, 47, 0.6))
        drop-shadow(0 0 30px rgba(183, 255, 47, 0.4))
        drop-shadow(0 0 40px rgba(183, 255, 47, 0.2));
    transition: all 0.3s ease;
    animation: neonPulse 3s ease-in-out infinite alternate;
}

.logo:hover {
    transform: scale(1.05);
    filter: 
        drop-shadow(0 0 15px rgba(183, 255, 47, 1))
        drop-shadow(0 0 25px rgba(183, 255, 47, 0.8))
        drop-shadow(0 0 35px rgba(183, 255, 47, 0.6))
        drop-shadow(0 0 45px rgba(183, 255, 47, 0.3));
}

@keyframes neonPulse {
    0% {
        filter: 
            drop-shadow(0 0 10px rgba(183, 255, 47, 0.8))
            drop-shadow(0 0 20px rgba(183, 255, 47, 0.6))
            drop-shadow(0 0 30px rgba(183, 255, 47, 0.4))
            drop-shadow(0 0 40px rgba(183, 255, 47, 0.2));
    }
    100% {
        filter: 
            drop-shadow(0 0 15px rgba(183, 255, 47, 1))
            drop-shadow(0 0 25px rgba(183, 255, 47, 0.8))
            drop-shadow(0 0 35px rgba(183, 255, 47, 0.6))
            drop-shadow(0 0 45px rgba(183, 255, 47, 0.4));
    }
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.hero-section {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #b7ff2f 50%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.highlight {
    color: #b7ff2f;
    font-weight: 900;
    text-shadow: 0 0 20px rgba(183, 255, 47, 0.5);
}

.hero-subtitle {
    margin-bottom: 3rem;
}

.hero-subtitle p {
    font-size: 1.3rem;
    font-weight: 400;
    color: #cccccc;
    margin-bottom: 0.5rem;
}

/* Features Section */
.features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: rgba(183, 255, 47, 0.1);
    border: 1px solid rgba(183, 255, 47, 0.3);
    border-radius: 12px;
    transition: all 0.3s ease;
    min-width: 150px;
}

.feature-item:hover {
    background: rgba(183, 255, 47, 0.15);
    border-color: rgba(183, 255, 47, 0.5);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(183, 255, 47, 0.2);
}

.feature-item i {
    font-size: 2rem;
    color: #b7ff2f;
    margin-bottom: 0.5rem;
}

.feature-item span {
    font-weight: 500;
    color: #ffffff;
    text-align: center;
}

/* CTA Section */
.cta-section {
    margin-top: 3rem;
}

.cta-text {
    font-size: 1.2rem;
    font-weight: 500;
    color: #cccccc;
    margin-bottom: 2rem;
}

.telegram-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 36px;
    background: linear-gradient(135deg, #b7ff2f 0%, #8fd622 100%);
    color: #0a0a0a;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 
        0 4px 15px rgba(183, 255, 47, 0.4),
        0 0 0 0 rgba(183, 255, 47, 0.5);
    animation: pulse 2s infinite;
}

.telegram-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 
        0 8px 25px rgba(183, 255, 47, 0.6),
        0 0 0 8px rgba(183, 255, 47, 0.1);
    background: linear-gradient(135deg, #8fd622 0%, #b7ff2f 100%);
}

.telegram-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.telegram-btn i {
    font-size: 1.3rem;
}

@keyframes pulse {
    0% {
        box-shadow: 
            0 4px 15px rgba(183, 255, 47, 0.4),
            0 0 0 0 rgba(183, 255, 47, 0.5);
    }
    70% {
        box-shadow: 
            0 4px 15px rgba(183, 255, 47, 0.4),
            0 0 0 10px rgba(183, 255, 47, 0);
    }
    100% {
        box-shadow: 
            0 4px 15px rgba(183, 255, 47, 0.4),
            0 0 0 0 rgba(183, 255, 47, 0);
    }
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    background: rgba(26, 26, 26, 0.8);
    border-top: 1px solid rgba(183, 255, 47, 0.2);
}

.footer p {
    color: #888;
    font-size: 0.9rem;
}

/* Background Effects */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(183, 255, 47, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(183, 255, 47, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(183, 255, 47, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle p {
        font-size: 1.1rem;
    }
    
    .features {
        flex-direction: row;
        justify-content: center;
        gap: 0.8rem;
        margin-bottom: 2rem;
    }
    
    .feature-item {
        min-width: 90px;
        max-width: 110px;
        padding: 1rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .feature-item i {
        font-size: 1.2rem;
        margin-bottom: 0.3rem;
    }
    
    .feature-item span {
        font-size: 0.75rem;
        line-height: 1.2;
    }
    
    .telegram-btn {
        padding: 16px 32px;
        font-size: 1rem;
    }
    
    .logo {
        height: 80px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle p {
        font-size: 1rem;
    }
    
    .features {
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }
    
    .feature-item {
        min-width: 80px;
        max-width: 90px;
        padding: 0.8rem 0.3rem;
    }
    
    .feature-item i {
        font-size: 1rem;
    }
    
    .feature-item span {
        font-size: 0.7rem;
    }
    
    .telegram-btn {
        padding: 14px 28px;
        font-size: 0.9rem;
    }
    
    .main-content {
        padding: 1rem;
    }
}