/* Main Styles */
.section {
    padding: 4rem 0;
}

/* Download Section */
.download-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.step-card {
    background: #f8fafc;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.step-card img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1rem;
}

/* Auth Guide */
.auth-guide {
    max-width: 600px;
    margin: 0 auto;
}

.auth-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.auth-step-number {
    background: #4F46E5;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    flex-shrink: 0;
}

/* Referral Section */
.referral-info {
    background: linear-gradient(135deg, #4F46E5 0%, #6366F1 100%);
    color: white;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.referral-code {
    background: white;
    color: #4F46E5;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.5rem;
    font-weight: bold;
    text-align: center;
    margin: 1rem 0;
}

/* Trust Signals */
.trust-signals {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.trust-card {
    text-align: center;
    padding: 2rem;
    background: #f8fafc;
    border-radius: 12px;
}

.trust-card img {
    width: 64px;
    height: 64px;
    margin-bottom: 1rem;
}

/* Tutorial Section */
.tutorial-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.tutorial-video {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.tutorial-video iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Withdrawal Guide */
.withdrawal-guide {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    margin: 2rem 0;
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}

.payment-method {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgb(0 0 0 / 0.1);
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 2rem auto;
}

.faq-item {
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 0;
}

.faq-question {
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    margin-top: 1rem;
    color: #64748b;
}

/* Footer */
footer {
    background: #1e293b;
    color: white;
    padding: 4rem 0;
    margin-top: 4rem;
}

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

.footer-content a {
    color: white;
    text-decoration: none;
}

.footer-content a:hover {
    text-decoration: underline;
}

.legal {
    display: flex;
    gap: 2rem;
}

.copyright {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 2rem;
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    .container {
        padding: 0 1rem;
    }

    .footer-content {
        text-align: center;
    }

    .legal {
        justify-content: center;
    }
}

/* Loading States */
.lazy-image {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy-image.loaded {
    opacity: 1;
}