:root {
    --primary-dark: #0a0a0a;
    --primary-bg: #0a0a0a;
    --accent-color: #a855f7;
    --gradient-start: #9333ea;
    --gradient-end: #4f46e5;
    --text-color: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
}

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

html, body {
    height: 100%;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: radial-gradient(circle at top right, rgba(168, 85, 247, 0.1), transparent 70%);
    position: relative;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
}

.logo {
    width: 120px;
    height: 120px;
    margin-bottom: 0.5rem;
    animation: pulse 2s infinite ease-in-out;
}

.logo img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(168, 85, 247, 0.5));
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #9333ea, #4f46e5);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.5px;
    text-transform: uppercase;
}

.subtitle {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    text-align: center;
}

.highlight {
    color: var(--accent-color);
    font-weight: 600;
}

p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 1rem;
    line-height: 1.6;
    text-align: center;
}

.features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
    width: 100%;
}

.feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    width: 140px;
    padding: 1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(168, 85, 247, 0.2);
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.feature-text {
    font-size: 0.9rem;
    font-weight: 500;
}

.app-link {
    margin-top: 1.5rem;
}

.android-btn {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 10px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 4px 20px rgba(147, 51, 234, 0.3);
}

.android-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(147, 51, 234, 0.5);
}

.download-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.download-content i {
    font-size: 1.8rem;
}

.download-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.download-text span {
    font-size: 0.7rem;
    font-weight: 400;
}

.download-text strong {
    font-size: 1.1rem;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    p {
        font-size: 1rem;
    }
    
    .logo {
        width: 100px;
        height: 100px;
    }
    
    .features {
        gap: 1rem;
    }
    
    .feature {
        width: 120px;
        padding: 0.8rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    .container {
        padding: 1.5rem;
    }
    
    .features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .feature {
        width: 100%;
        max-width: 200px;
    }
}