.taiyoukai-pdf-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: taiyoukai-pdf-fade 0.15s ease-out;
}

@keyframes taiyoukai-pdf-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.taiyoukai-pdf-modal {
    background: #fff;
    width: min(960px, 100%);
    height: min(90vh, 100%);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.taiyoukai-pdf-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 20px;
    border-bottom: 1px solid #f3e7d5;
    background: #fffaf5;
    flex-shrink: 0;
}

.taiyoukai-pdf-modal__title {
    font-weight: bold;
    color: #333;
    font-size: 1rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.taiyoukai-pdf-modal__actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.taiyoukai-pdf-modal__open {
    color: var(--color-primary, #f58452);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: bold;
    padding: 6px 14px;
    border-radius: 16px;
    border: 1px solid var(--color-primary, #f58452);
    white-space: nowrap;
}

.taiyoukai-pdf-modal__open:hover {
    background: var(--color-primary, #f58452);
    color: #fff;
}

.taiyoukai-pdf-modal__close {
    background: none;
    border: none;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: #666;
    padding: 0 4px;
}

.taiyoukai-pdf-modal__close:hover {
    color: #000;
}

.taiyoukai-pdf-modal__body {
    flex: 1;
    background: #525659;
    min-height: 0;
}

.taiyoukai-pdf-modal__iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.taiyoukai-pdf-preview-btn {
    background: #fff;
    color: var(--color-primary, #f58452);
    border: 1px solid var(--color-primary, #f58452);
    padding: 12px 26px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    transition: background 0.15s ease, color 0.15s ease;
}

.taiyoukai-pdf-preview-btn:hover {
    background: var(--color-primary, #f58452);
    color: #fff;
}

.taiyoukai-pdf-preview-btn--sm {
    padding: 7px 14px;
    font-size: 0.85rem;
    border-radius: 20px;
    gap: 4px;
}

.taiyoukai-pdf-actions {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}