.join-hero {
    background: linear-gradient(135deg, #0b1220, #1e3a8a);
    color: #ffffff;
    border-radius: 28px;
    padding: 42px;
    margin-bottom: 28px;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.16);
}

.join-hero h1 {
    font-size: 46px;
    line-height: 1.08;
    letter-spacing: -1px;
    margin-bottom: 14px;
}

.join-hero p {
    color: #dbeafe;
    max-width: 860px;
    font-size: 17px;
}

.join-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.join-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-bottom: 28px;
}

.join-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

.join-card h3 {
    color: #0b1220;
    margin-bottom: 12px;
    font-size: 22px;
}

.join-card p {
    color: #64748b;
    line-height: 1.7;
}

.join-card ul {
    margin-top: 14px;
    padding-left: 20px;
    color: #475569;
}

.join-card li {
    margin-bottom: 8px;
}

.join-process {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 28px;
    margin-bottom: 28px;
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

.join-process h2 {
    margin-bottom: 18px;
    color: #0b1220;
    font-size: 30px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.process-step {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 18px;
}

.process-step strong {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 999px;
    background: #0b1220;
    color: #ffffff;
    margin-bottom: 12px;
}

.process-step h4 {
    color: #0b1220;
    margin-bottom: 8px;
}

.process-step p {
    color: #64748b;
    font-size: 14px;
    line-height: 1.6;
}

.join-highlight {
    background: linear-gradient(135deg, #facc15, #f59e0b);
    color: #111827;
    border-radius: 28px;
    padding: 34px;
    margin-bottom: 28px;
}

.join-highlight h2 {
    font-size: 34px;
    margin-bottom: 12px;
}

.join-highlight p {
    max-width: 860px;
    line-height: 1.8;
}

.join-highlight-actions {
    margin-top: 20px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.join-faq {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 24px;
    padding: 28px;
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

.join-faq h2 {
    margin-bottom: 20px;
    font-size: 30px;
    color: #0b1220;
}

.faq-item {
    border-bottom: 1px solid #e2e8f0;
    padding: 18px 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item strong {
    display: block;
    margin-bottom: 8px;
    color: #0b1220;
}

.faq-item p {
    color: #64748b;
    line-height: 1.7;
}

@media (max-width: 1100px) {
    .join-grid,
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 720px) {
    .join-grid,
    .process-steps {
        grid-template-columns: 1fr;
    }

    .join-hero {
        padding: 28px;
    }

    .join-hero h1 {
        font-size: 34px;
    }

    .join-highlight h2,
    .join-process h2,
    .join-faq h2 {
        font-size: 28px;
    }
}