:root {
    --form-preview-backdrop: rgba(14, 8, 25, 0.78);
    --form-preview-surface: #ffffff;
    --form-preview-border: #ece7f7;
    --form-preview-heading: #6a0dad;
    --form-preview-muted: #6c757d;
}

body.form-preview-open {
    overflow: hidden;
}

#globalFormPreviewModal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2100;
    background: var(--form-preview-backdrop);
    padding: 24px;
    overflow-y: auto;
}

#globalFormPreviewModal.is-open {
    display: block;
}

#globalFormPreviewModal .form-preview-dialog {
    width: min(100%, 980px);
    margin: 0 auto;
    background: var(--form-preview-surface);
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.28);
}

#globalFormPreviewModal .form-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.5rem 1.75rem;
    border-bottom: 1px solid var(--form-preview-border);
    background: linear-gradient(135deg, #fbfbff 0%, #f1f3f9 100%);
}

#globalFormPreviewModal .form-preview-title {
    margin: 0;
    color: var(--form-preview-heading);
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 700;
    line-height: 1.2;
}

#globalFormPreviewModal .form-preview-close {
    width: 48px;
    height: 48px;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: #a6a6a6;
    font-size: 2rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s ease, color 0.2s ease, background 0.2s ease;
}

#globalFormPreviewModal .form-preview-close:hover {
    color: var(--form-preview-heading);
    background: #f1e8ff;
    transform: scale(1.04);
}

#globalFormPreviewModal .form-preview-body {
    padding: 1.25rem;
    background: #fafafa;
}

#globalFormPreviewModal .form-preview-frame-wrap {
    background: #fff;
    border: 1px solid var(--form-preview-border);
    border-radius: 14px;
    overflow: hidden;
}

#globalFormPreviewModal .form-preview-frame,
#globalFormPreviewModal .form-preview-docx {
    width: 100%;
    height: min(68vh, 780px);
    border: 0;
}

#globalFormPreviewModal .form-preview-docx {
    display: none;
    overflow: auto;
    background: #fff;
    padding: 1rem;
}

#globalFormPreviewModal .form-preview-footer {
    padding: 1.25rem;
    border-top: 1px solid var(--form-preview-border);
    background: #fff;
}

#globalFormPreviewModal .form-preview-download {
    width: 100%;
    border: 0;
    border-radius: 14px;
    padding: 1rem 1.25rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--form-preview-muted);
    background: #f2f4f7;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    cursor: pointer;
}

#globalFormPreviewModal .form-preview-download:hover {
    color: #fff;
    background: linear-gradient(135deg, #6a0dad 0%, #9229f5 100%);
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    #globalFormPreviewModal {
        padding: 12px;
    }

    #globalFormPreviewModal .form-preview-dialog {
        border-radius: 18px;
    }

    #globalFormPreviewModal .form-preview-header {
        padding: 1.1rem 1rem;
    }

    #globalFormPreviewModal .form-preview-close {
        width: 42px;
        height: 42px;
        font-size: 1.7rem;
    }

    #globalFormPreviewModal .form-preview-body,
    #globalFormPreviewModal .form-preview-footer {
        padding: 0.9rem;
    }

    #globalFormPreviewModal .form-preview-frame,
    #globalFormPreviewModal .form-preview-docx {
        height: 62vh;
    }
}