/* ============================================================
   modual DocVault — Frontend Library & Product Tab Styles
   ============================================================ */

:root {
    --mdv-yellow: #F5C800;
    --mdv-dark:   #2D2D2D;
    --mdv-grey:   #6b7280;
    --mdv-light:  #f9fafb;
    --mdv-border: #e5e7eb;
    --mdv-radius: 10px;
    --mdv-shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 12px rgba(0,0,0,.05);
}

/* ============================================================
   PUBLIC LIBRARY SHORTCODE [modual_docs]
   ============================================================ */

.mdv-library {
    font-family: inherit;
    color: var(--mdv-dark);
}

/* ---- Toolbar ---- */
.mdv-library-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}
.mdv-library-search-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
}
.mdv-lib-search {
    width: 100%;
    padding: 10px 16px 10px 40px;
    border: 1px solid var(--mdv-border);
    border-radius: 24px;
    font-size: 15px;
    outline: none;
    transition: border-color .2s;
    box-sizing: border-box;
}
.mdv-lib-search:focus { border-color: var(--mdv-yellow); box-shadow: 0 0 0 3px rgba(245,200,0,.15); }
.mdv-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
    pointer-events: none;
}

/* ---- View Toggle ---- */
.mdv-lib-view-toggle { display: flex; gap: 4px; }
.mdv-view-btn {
    background: var(--mdv-light);
    border: 1px solid var(--mdv-border);
    border-radius: 6px;
    padding: 8px 10px;
    cursor: pointer;
    color: var(--mdv-grey);
    display: flex;
    align-items: center;
    transition: all .15s;
}
.mdv-view-btn.active,
.mdv-view-btn:hover { background: var(--mdv-yellow); color: var(--mdv-dark); border-color: var(--mdv-yellow); }

/* ---- Type Tabs ---- */
.mdv-lib-type-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.mdv-lib-type-tab {
    padding: 8px 18px;
    border-radius: 24px;
    border: 1px solid var(--mdv-border);
    background: #fff;
    font-size: 14px;
    cursor: pointer;
    color: var(--mdv-grey);
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.mdv-lib-type-tab:hover { border-color: var(--mdv-yellow); color: var(--mdv-dark); }
.mdv-lib-type-tab.active {
    background: var(--mdv-yellow);
    border-color: var(--mdv-yellow);
    color: var(--mdv-dark);
    font-weight: 600;
}
.mdv-tab-count {
    background: rgba(0,0,0,.08);
    border-radius: 10px;
    padding: 1px 7px;
    font-size: 11px;
    font-weight: 700;
}
.mdv-lib-type-tab.active .mdv-tab-count { background: rgba(0,0,0,.12); }

/* ---- Group Bar ---- */
.mdv-lib-group-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 8px;
}
.mdv-lib-results-count { font-size: 13px; color: var(--mdv-grey); }
.mdv-lib-group-toggle { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--mdv-grey); }
.mdv-group-btn {
    padding: 4px 12px;
    border-radius: 12px;
    border: 1px solid var(--mdv-border);
    background: #fff;
    font-size: 12px;
    cursor: pointer;
    color: var(--mdv-grey);
    transition: all .15s;
}
.mdv-group-btn.active { background: var(--mdv-dark); color: #fff; border-color: var(--mdv-dark); }

/* ---- Loading / Empty ---- */
.mdv-lib-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 60px 20px;
    color: var(--mdv-grey);
    font-size: 15px;
}
.mdv-spinner {
    width: 24px; height: 24px;
    border: 3px solid var(--mdv-border);
    border-top-color: var(--mdv-yellow);
    border-radius: 50%;
    animation: mdv-spin .7s linear infinite;
}
@keyframes mdv-spin { to { transform: rotate(360deg); } }

.mdv-lib-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--mdv-grey);
}
.mdv-lib-empty-icon { font-size: 48px; display: block; margin-bottom: 12px; }

/* ---- Group Headings ---- */
.mdv-lib-group {
    margin-bottom: 32px;
}
.mdv-lib-group-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--mdv-dark);
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--mdv-yellow);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* ---- Document Cards (grid) ---- */
.mdv-lib-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.mdv-lib-grid[data-cols="2"] { grid-template-columns: repeat(2, 1fr); }
.mdv-lib-grid[data-cols="4"] { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .mdv-lib-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .mdv-lib-grid { grid-template-columns: 1fr; } }

.mdv-doc-card {
    background: #fff;
    border: 1px solid var(--mdv-border);
    border-radius: var(--mdv-radius);
    padding: 16px 18px;
    box-shadow: var(--mdv-shadow);
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform .15s, box-shadow .15s;
}
.mdv-doc-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,.1);
}

.mdv-doc-card-top { display: flex; align-items: center; gap: 6px; }
.mdv-doc-type-icon { font-size: 20px; flex-shrink: 0; line-height: 1; }
.mdv-doc-badges    { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.mdv-doc-type-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}
.mdv-doc-type-badge.datasheet         { background: #dbeafe; color: #1d4ed8; }
.mdv-doc-type-badge.warranty          { background: #d1fae5; color: #065f46; }
.mdv-doc-type-badge.manual            { background: #fef3c7; color: #92400e; }
.mdv-doc-type-badge.electrical_schema { background: #ede9fe; color: #5b21b6; }
.mdv-doc-version-badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    background: var(--mdv-light);
    color: var(--mdv-grey);
    border: 1px solid var(--mdv-border);
}

.mdv-doc-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--mdv-dark);
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.mdv-doc-desc {
    font-size: 12px;
    color: var(--mdv-grey);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.mdv-doc-products { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.mdv-doc-product-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
    white-space: nowrap;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mdv-doc-products-more {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 11px;
    background: var(--mdv-light);
    color: var(--mdv-grey);
    border: 1px solid var(--mdv-border);
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.mdv-doc-products-more:hover { background: var(--mdv-border); color: var(--mdv-dark); }
.mdv-doc-products-hidden { display: flex; flex-wrap: wrap; gap: 4px; width: 100%; margin-top: 4px; }

/* Footer: meta + download combined */
.mdv-doc-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
    padding-top: 8px;
    border-top: 1px solid var(--mdv-border);
}
.mdv-doc-meta-text {
    font-size: 11px;
    color: var(--mdv-grey);
    white-space: nowrap;
}

.mdv-doc-download {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 14px;
    background: var(--mdv-yellow);
    color: var(--mdv-dark);
    border-radius: 6px;
    font-weight: 600;
    font-size: 12px;
    text-decoration: none;
    transition: background .15s, transform .1s;
    white-space: nowrap;
    flex-shrink: 0;
}
.mdv-doc-download:hover { background: #e6b800; transform: translateY(-1px); color: var(--mdv-dark); }

/* ---- List View ---- */
.mdv-lib-list { display: flex; flex-direction: column; gap: 0; }
.mdv-lib-list .mdv-doc-card {
    flex-direction: row;
    align-items: center;
    border-radius: 0;
    border-bottom: 0;
    padding: 12px 18px;
    gap: 14px;
}
.mdv-lib-list .mdv-doc-card:first-child { border-radius: var(--mdv-radius) var(--mdv-radius) 0 0; }
.mdv-lib-list .mdv-doc-card:last-child  { border-radius: 0 0 var(--mdv-radius) var(--mdv-radius); border-bottom: 1px solid var(--mdv-border); }
.mdv-lib-list .mdv-doc-type-icon { font-size: 18px; }
.mdv-lib-list .mdv-doc-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mdv-lib-list .mdv-doc-title { font-size: 13px; -webkit-line-clamp: 1; line-clamp: 1; }
.mdv-lib-list .mdv-doc-badges { gap: 4px; }
.mdv-lib-list .mdv-doc-meta-text { font-size: 11px; white-space: nowrap; }
.mdv-lib-list .mdv-doc-download { padding: 5px 12px; font-size: 12px; }
.mdv-lib-list .mdv-doc-desc { display: none; }

/* ============================================================
   WC PRODUCT PAGE TAB
   ============================================================ */

.mdv-product-docs-group { margin-bottom: 28px; }
.mdv-product-docs-type  { font-size: 16px; font-weight: 700; color: var(--mdv-dark); margin-bottom: 12px; }
.mdv-product-docs-grid  { display: flex; flex-direction: column; gap: 8px; }

.mdv-product-doc-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    background: var(--mdv-light);
    border: 1px solid var(--mdv-border);
    border-radius: 8px;
    transition: background .15s;
}
.mdv-product-doc-card:hover { background: #fff; box-shadow: var(--mdv-shadow); }
.mdv-product-doc-icon  { font-size: 24px; flex-shrink: 0; }
.mdv-product-doc-info  { flex: 1; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mdv-product-doc-title { font-weight: 600; font-size: 14px; }
.mdv-product-doc-version { font-size: 12px; color: var(--mdv-grey); background: #fff; border: 1px solid var(--mdv-border); border-radius: 10px; padding: 1px 8px; }
.mdv-product-doc-size   { font-size: 12px; color: var(--mdv-grey); }
.mdv-product-doc-download {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    background: var(--mdv-yellow);
    color: var(--mdv-dark);
    border-radius: 6px;
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
    white-space: nowrap;
    transition: background .15s;
}
.mdv-product-doc-download:hover { background: #e6b800; color: var(--mdv-dark); }

/* ============================================================
   B2B HUB TAB
   ============================================================ */

.mdv-hub-tab { padding: 20px 0; }
.mdv-hub-toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.mdv-hub-search-wrap { flex: 1; min-width: 180px; }
.mdv-hub-search {
    width: 100%;
    padding: 9px 14px;
    border: 1px solid var(--mdv-border);
    border-radius: 20px;
    font-size: 14px;
    outline: none;
    box-sizing: border-box;
}
.mdv-hub-search:focus { border-color: var(--mdv-yellow); box-shadow: 0 0 0 3px rgba(245,200,0,.15); }
.mdv-hub-filter-wrap { display: flex; gap: 6px; flex-wrap: wrap; }
.mdv-hub-filter-btn {
    padding: 5px 12px;
    border-radius: 16px;
    border: 1px solid var(--mdv-border);
    background: #fff;
    font-size: 13px;
    cursor: pointer;
    color: var(--mdv-grey);
    transition: all .15s;
}
.mdv-hub-filter-btn:hover { border-color: var(--mdv-yellow); color: var(--mdv-dark); }
.mdv-hub-filter-btn.active { background: var(--mdv-yellow); color: var(--mdv-dark); border-color: var(--mdv-yellow); font-weight: 600; }

.mdv-hub-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 14px;
}
@media (max-width: 580px) { .mdv-hub-grid { grid-template-columns: 1fr; } }

.mdv-hub-card {
    background: #fff;
    border: 1px solid var(--mdv-border);
    border-radius: var(--mdv-radius);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-shadow: var(--mdv-shadow);
    transition: transform .15s, box-shadow .15s;
}
.mdv-hub-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,.1);
}

.mdv-hub-card-header { display: flex; gap: 6px; align-items: center; }
.mdv-type-badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}
.mdv-type-badge.mdv-type-datasheet         { background: #dbeafe; color: #1d4ed8; }
.mdv-type-badge.mdv-type-warranty          { background: #d1fae5; color: #065f46; }
.mdv-type-badge.mdv-type-manual            { background: #fef3c7; color: #92400e; }
.mdv-type-badge.mdv-type-electrical_schema { background: #ede9fe; color: #5b21b6; }
.mdv-hub-ver {
    font-size: 11px;
    color: var(--mdv-grey);
    background: var(--mdv-light);
    border: 1px solid var(--mdv-border);
    border-radius: 10px;
    padding: 1px 7px;
}

.mdv-hub-card-title {
    font-weight: 600;
    font-size: 13px;
    line-height: 1.35;
    color: var(--mdv-dark);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.mdv-hub-card-desc {
    font-size: 11px;
    color: var(--mdv-grey);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.mdv-hub-card-products { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.mdv-hub-ptag {
    display: inline-block;
    padding: 1px 7px;
    border-radius: 9px;
    font-size: 10px;
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
    white-space: nowrap;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.mdv-hub-ptag-more {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 9px;
    font-size: 10px;
    background: var(--mdv-light);
    color: var(--mdv-grey);
    border: 1px solid var(--mdv-border);
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.mdv-hub-ptag-more:hover { background: var(--mdv-border); color: var(--mdv-dark); }
.mdv-hub-ptag-hidden { display: flex; flex-wrap: wrap; gap: 4px; width: 100%; margin-top: 4px; }

.mdv-hub-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
    padding-top: 6px;
    border-top: 1px solid var(--mdv-border);
}
.mdv-hub-meta {
    font-size: 10px;
    color: var(--mdv-grey);
    white-space: nowrap;
}
.mdv-hub-dl {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    background: var(--mdv-yellow);
    color: var(--mdv-dark);
    border-radius: 6px;
    font-weight: 600;
    font-size: 11px;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    transition: background .15s;
}
.mdv-hub-dl:hover { background: #e6b800; color: var(--mdv-dark); }

.mdv-hub-loading, .mdv-hub-empty { text-align: center; color: var(--mdv-grey); padding: 40px 20px; font-size: 14px; }
.mdv-error { color: #dc2626; }