/* Frontend Styles for File Downloader Block */

.bmwp-file-downloader {
    margin: var(--dian-spacing-32) 0;
    max-width: 640px;
}

.bmwp-file-downloader.in-meta {
    margin: 0;
}

/* Toggle Button */
.bmwp-fd-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--dian-spacing-8);
    background: var(--dian-btn-bg) !important;
    color: var(--surface-0);
    border: none;
    padding: var(--dian-spacing-16) var(--dian-spacing-24);
    border-radius: 0;
    cursor: pointer;
    transition:
        background 0.2s ease,
        box-shadow 0.2s ease;
    outline: none;
    box-shadow: var(--dian-box-shadow);
}

.bmwp-fd-toggle-btn:hover,
.bmwp-fd-toggle-btn:active,
.bmwp-fd-toggle-btn.is-active {
    background: var(--dian-hover-btn-bg) !important;
}

/* Button Text */
.bmwp-fd-btn-text {
    font-family: var(--dian-bague-medium);
    font-size: var(--dian-body-18);
    line-height: var(--dian-line-height-body-sm);
    flex: 1;
    text-align: center;
}

/* Chevron Icon */
.bmwp-fd-chevron {
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

/* Chevron rotation when panel is closed */
.bmwp-fd-toggle-btn[aria-expanded="false"] .bmwp-fd-chevron {
    transform: rotate(180deg);
}

.bmwp-fd-toggle-btn[aria-expanded="true"] .bmwp-fd-chevron {
    transform: rotate(0deg);
}

/* File Panel */
.bmwp-fd-file-panel {
    background: #fff;
    border: 1px solid #e0e0e0;
    margin-top: 4px;
    overflow: hidden;
    animation: bmwp-fd-slide-down 0.3s ease;
    box-shadow: 8px 9px 0 0 rgba(0, 156, 167, 0.09);
}

@keyframes bmwp-fd-slide-down {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 1000px;
    }
}

/* File Row */
.bmwp-fd-file-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid #e8e8e8;
    text-decoration: none;
    transition:
        background 0.15s ease,
        color 0.15s ease;
    cursor: pointer;
}

.bmwp-fd-file-row:last-child {
    border-bottom: none;
}

.bmwp-fd-file-row:hover {
    background: #f8fafa;
}

.bmwp-fd-file-row:hover * {
    color: var(--primary);
}

.bmwp-fd-file-row:focus-visible {
    outline: 2px solid #009ca7;
    outline-offset: -2px;
}

/* File Name */
.bmwp-fd-file-name {
    font-family: var(--dian-bague-reg);
    font-size: var(--dian-body-18);
    line-height: var(--dian-line-height-body-sm);
    color: var(--surface-100);
    flex: 1;
}

/* File Extension */
.bmwp-fd-file-ext {
    font-family: var(--dian-bague-reg);
    font-size: var(--dian-body-18);
    line-height: var(--dian-line-height-body-sm);
    text-decoration: underline;
    margin-left: var(--dian-spacing-32);
    flex-shrink: 0;
    color: var(--contrast);
}

.bmwp-fd-all-downloads {
    position: fixed;
    display: none;
    background: var(--surface-0);
    max-height: 750px;
    overflow-y: auto;
    left: var(--dian-spacing-24);
    top: 50%;
    transform: translateY(-50%);
    left: calc(260px + var(--dian-spacing-32));
    z-index: 9999;
    animation: none;
}

.bmwp-fd-all-downloads.show {
    display: block;
}

/* Responsive Design */
@media (max-width: 600px) {
    .bmwp-file-downloader {
        max-width: 100%;
    }

    .bmwp-fd-toggle-btn {
        width: 100%;
        text-align: center;
    }

    .bmwp-fd-file-row {
        padding: 12px 16px;
    }

    .bmwp-fd-file-name {
        font-size: 14px;
    }

    .bmwp-fd-file-ext {
        font-size: 13px;
    }
}

@media (max-width: 1024px) {
    .bmwp-fd-toggle-btn {
        width: 100%;
    }
}

/* Focus States for Accessibility */
.bmwp-fd-toggle-btn:focus {
    outline: 2px solid #009ca7;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .bmwp-fd-toggle-btn {
        background: #333;
        color: #fff;
    }

    .bmwp-fd-file-panel {
        display: block !important;
        border: 1px solid #000;
    }

    .bmwp-fd-file-row {
        border-bottom: 1px solid #ccc;
    }
}