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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #0c0c0c 0%, #1a1a1a 100%);
    color: #ffffff;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

.container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(120, 219, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.content {
    text-align: center;
    max-width: 800px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.logo h1 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: #b0b0b0;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.feature p {
    color: #b0b0b0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.signup-form {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 3rem;
}

.signup-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #ffffff;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: #ffffff;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder {
    color: #888;
}

button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

button:active {
    transform: translateY(0);
}

.message {
    margin-top: 1rem;
}

.success {
    color: #4ade80;
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.2);
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
}

.error {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
}

.social {
    margin-top: 2rem;
}

.social p {
    color: #b0b0b0;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.youtube-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #ff4444;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.8rem 1.5rem;
    border: 1px solid rgba(255, 68, 68, 0.3);
    border-radius: 8px;
    background: rgba(255, 68, 68, 0.1);
}

.youtube-link:hover {
    color: #ffffff;
    background: #ff4444;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 68, 68, 0.3);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .logo h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature {
        padding: 1.5rem;
    }
    
    .signup-form {
        padding: 2rem;
    }
    
    .container {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.6rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .signup-form {
        padding: 1.5rem;
    }
    
    .feature {
        padding: 1.2rem;
    }
    
    button {
        width: 100%;
        padding: 1.2rem;
    }
}