#ep-migration-overlay {
    position: fixed;
    inset: 0;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    z-index: 2147483647;
    display: none;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

#ep-migration-overlay.ep-visible {
    display: flex;
}

#ep-migration-card {
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    padding: 40px 48px;
    max-width: 520px;
    width: calc(100% - 40px);
    text-align: center;
    box-sizing: border-box;
}

#ep-migration-title {
    margin: 0 0 16px 0;
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    line-height: 1.3;
}

#ep-migration-body {
    margin: 0 0 28px 0;
    font-size: 16px;
    line-height: 1.5;
    color: #444;
}

#ep-migration-button {
    display: inline-block;
    background: #0066cc;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
}

#ep-migration-button:hover {
    background: #0052a3;
}

#ep-migration-button:focus {
    outline: 3px solid #99c2ff;
    outline-offset: 2px;
}