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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

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

.main-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.blue-text {
    color: #3b82f6;
    display: inline-block;
    margin-right: 0.5rem;
}

.white-text {
    color: white;
    display: inline-block;
}

.subtitle {
    font-size: clamp(1rem, 3vw, 1.5rem);
    font-weight: 400;
    color: #a1a1aa;
    margin-bottom: 3rem;
    letter-spacing: 0.05em;
}

.whatsapp-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.whatsapp-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.whatsapp-button:hover::before {
    left: 100%;
}

.whatsapp-button:hover {
    background: linear-gradient(135deg, #1ea952 0%, #0f7a6b 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.whatsapp-button:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.whatsapp-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }
    
    .main-title {
        margin-bottom: 1rem;
    }
    
    .subtitle {
        margin-bottom: 2rem;
    }
    
    .whatsapp-button {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
        gap: 0.5rem;
    }
    
    .whatsapp-icon {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1rem;
    }
    
    .blue-text,
    .white-text {
        display: block;
        margin-right: 0;
    }
    
    .blue-text {
        margin-bottom: 0.25rem;
    }
    
    .whatsapp-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .blue-text {
        color: #60a5fa;
    }
    
    .whatsapp-button {
        border: 2px solid #25d366;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .whatsapp-button {
        transition: none;
    }
    
    .whatsapp-button::before {
        display: none;
    }
    
    .whatsapp-button:hover {
        transform: none;
    }
}