/**
 * Download Manager Rmutto - Elite Frontend Styling
 * University Theme: RMUTTO Academic Prestige
 * Compatibility: WordPress 6.x+, Salient Theme (js_composer_salient), WPBakery Page Builder
 */

:root {
    --wpdm-primary: #0526BE;
    --wpdm-primary-hover: #041ea0;
    --wpdm-navy: #07144E;
    --wpdm-gold: #C9A84C;
    --wpdm-bg: #F8FAFC;
    --wpdm-border: #E2E8F0;
    --wpdm-text: #1E293B;
    --wpdm-text-muted: #64748B;
    --wpdm-radius: 10px;
    --wpdm-shadow: 0 4px 18px rgba(7, 20, 78, 0.06);
}

/* =========================================================================
   Package Hub Wrapper & Breadcrumbs
   ========================================================================= */
.wpdm-package-hub-wrapper {
    font-family: -apple-system, BlinkMacSystemFont, "Sarabun", "Kanit", "Segoe UI", Roboto, sans-serif !important;
    color: var(--wpdm-text) !important;
    margin: 20px 0 35px 0 !important;
    max-width: 100% !important;
}

.wpdm-hub-breadcrumb {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    font-size: 13px !important;
    color: var(--wpdm-text-muted) !important;
    margin-bottom: 16px !important;
    flex-wrap: wrap !important;
}

.wpdm-hub-breadcrumb a {
    color: var(--wpdm-primary) !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
}

.wpdm-hub-breadcrumb a:hover {
    text-decoration: underline !important;
}

.wpdm-breadcrumb-separator {
    color: #CBD5E1 !important;
}

.wpdm-breadcrumb-current {
    color: var(--wpdm-navy) !important;
    font-weight: 600 !important;
}

/* =========================================================================
   Hero Card
   ========================================================================= */
.wpdm-hub-hero-card {
    background: #FFFFFF !important;
    border: 1px solid var(--wpdm-border) !important;
    border-radius: var(--wpdm-radius) !important;
    box-shadow: var(--wpdm-shadow) !important;
    padding: 28px !important;
    margin-bottom: 22px !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: 24px !important;
    flex-wrap: wrap !important;
}

.wpdm-hub-hero-main {
    display: flex !important;
    align-items: center !important;
    gap: 20px !important;
    flex: 1 !important;
    min-width: 280px !important;
}

.wpdm-hub-icon-container {
    width: 68px !important;
    height: 68px !important;
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%) !important;
    border-radius: 14px !important;
    border: 1px solid #BFDBFE !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
    box-shadow: 0 4px 10px rgba(5, 38, 190, 0.08) !important;
}

.wpdm-hub-main-icon {
    width: 42px !important;
    height: 42px !important;
    object-fit: contain !important;
}

.wpdm-hub-title-section {
    flex: 1 !important;
}

.wpdm-hub-title-row {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    margin-bottom: 10px !important;
    flex-wrap: wrap !important;
}

.wpdm-hub-package-title {
    margin: 0 !important;
    font-size: 24px !important;
    font-weight: 700 !important;
    color: var(--wpdm-navy) !important;
    line-height: 1.3 !important;
}

.wpdm-hub-version-tag {
    background: var(--wpdm-navy) !important;
    color: var(--wpdm-gold) !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    padding: 3px 9px !important;
    border-radius: 20px !important;
    letter-spacing: 0.5px !important;
}

.wpdm-hub-meta-pills {
    display: flex !important;
    gap: 10px !important;
    flex-wrap: wrap !important;
}

.wpdm-pill {
    display: inline-flex !important;
    align-items: center !important;
    gap: 5px !important;
    padding: 4px 10px !important;
    border-radius: 6px !important;
    font-size: 12px !important;
    font-weight: 500 !important;
    border: 1px solid transparent !important;
}

.wpdm-pill .dashicons {
    font-size: 14px !important;
    width: 14px !important;
    height: 14px !important;
}

.wpdm-pill-cat { background: #F1F5F9 !important; color: #475569 !important; border-color: #E2E8F0 !important; }
.wpdm-pill-files { background: #EEF2FF !important; color: #4338CA !important; border-color: #C7D2FE !important; }
.wpdm-pill-size { background: #F0FDF4 !important; color: #15803D !important; border-color: #BBF7D0 !important; }
.wpdm-pill-downloads { background: #FEF3C7 !important; color: #B45309 !important; border-color: #FDE68A !important; }

.wpdm-hub-hero-actions {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    flex-wrap: wrap !important;
}

.wpdm-btn-hero-download {
    display: inline-flex !important;
    align-items: center !important;
    gap: 12px !important;
    background: linear-gradient(135deg, #0526BE 0%, #07144E 100%) !important;
    color: #FFFFFF !important;
    padding: 12px 22px !important;
    border-radius: 8px !important;
    text-decoration: none !important;
    box-shadow: 0 4px 14px rgba(5, 38, 190, 0.3) !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
}

.wpdm-btn-hero-download:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(5, 38, 190, 0.4) !important;
    color: #FFFFFF !important;
}

.wpdm-btn-hero-download .dashicons {
    font-size: 24px !important;
    width: 24px !important;
    height: 24px !important;
}

.wpdm-btn-hero-download .wpdm-btn-text {
    display: flex !important;
    flex-direction: column !important;
    text-align: left !important;
    line-height: 1.2 !important;
}

.wpdm-btn-hero-download .wpdm-btn-text strong {
    font-size: 15px !important;
}

.wpdm-btn-hero-download .wpdm-btn-text small {
    font-size: 11px !important;
    opacity: 0.85 !important;
    font-weight: normal !important;
}

.wpdm-btn-hero-share {
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    background: #F8FAFC !important;
    color: #475569 !important;
    border: 1px solid var(--wpdm-border) !important;
    padding: 12px 16px !important;
    border-radius: 8px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
}

.wpdm-btn-hero-share:hover {
    background: #E2E8F0 !important;
    color: #0F172A !important;
}

/* =========================================================================
   Description Card
   ========================================================================= */
.wpdm-hub-description-card {
    background: #FFFFFF !important;
    border: 1px solid var(--wpdm-border) !important;
    border-radius: var(--wpdm-radius) !important;
    padding: 22px 28px !important;
    box-shadow: var(--wpdm-shadow) !important;
    margin-bottom: 22px !important;
}

.wpdm-hub-section-title {
    margin: 0 0 14px 0 !important;
    font-size: 17px !important;
    font-weight: 700 !important;
    color: var(--wpdm-navy) !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
}

.wpdm-hub-section-title .dashicons {
    color: var(--wpdm-primary) !important;
    font-size: 20px !important;
    width: 20px !important;
    height: 20px !important;
}

.wpdm-badge-counter {
    background: #EFF6FF !important;
    color: var(--wpdm-primary) !important;
    font-size: 12px !important;
    padding: 2px 9px !important;
    border-radius: 12px !important;
    font-weight: 700 !important;
    border: 1px solid #BFDBFE !important;
}

.wpdm-hub-description-content {
    font-size: 14px !important;
    line-height: 1.7 !important;
    color: #334155 !important;
}

/* =========================================================================
   Itemized Files Explorer (Card & Live Search)
   ========================================================================= */
.wpdm-hub-files-card {
    background: #FFFFFF !important;
    border: 1px solid var(--wpdm-border) !important;
    border-radius: var(--wpdm-radius) !important;
    box-shadow: var(--wpdm-shadow) !important;
    overflow: hidden !important;
}

.wpdm-hub-files-header {
    background: #F8FAFC !important;
    padding: 18px 24px !important;
    border-bottom: 1px solid var(--wpdm-border) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    flex-wrap: wrap !important;
    gap: 14px !important;
}

.wpdm-hub-files-header-left .wpdm-hub-section-title {
    margin: 0 !important;
}

.wpdm-hub-files-search-wrap {
    position: relative !important;
    min-width: 300px !important;
    flex: 1 !important;
    max-width: 450px !important;
}

.wpdm-search-icon-inside {
    position: absolute !important;
    left: 12px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: #94A3B8 !important;
    font-size: 16px !important;
    pointer-events: none !important;
}

.wpdm-package-files-search-input {
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 9px 14px 9px 36px !important;
    background: #FFFFFF !important;
    border: 1px solid var(--wpdm-border) !important;
    border-radius: 20px !important;
    font-size: 13px !important;
    color: var(--wpdm-text) !important;
    outline: none !important;
    transition: all 0.2s ease !important;
}

.wpdm-package-files-search-input:focus {
    border-color: var(--wpdm-primary) !important;
    box-shadow: 0 0 0 3px rgba(5, 38, 190, 0.12) !important;
}

.wpdm-hub-files-list {
    padding: 16px 20px !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
}

/* Individual File Entry Card */
.wpdm-file-entry-card {
    background: #FFFFFF !important;
    border: 1px solid var(--wpdm-border) !important;
    border-radius: 8px !important;
    padding: 14px 18px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 16px !important;
    transition: all 0.18s ease !important;
}

.wpdm-file-entry-card:hover {
    border-color: #93C5FD !important;
    background: #F0F7FF !important;
    box-shadow: 0 3px 12px rgba(5, 38, 190, 0.05) !important;
    transform: translateY(-1px) !important;
}

.wpdm-entry-left {
    display: flex !important;
    align-items: center !important;
    gap: 14px !important;
    flex: 1 !important;
    min-width: 200px !important;
}

.wpdm-entry-icon-box {
    width: 38px !important;
    height: 38px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex-shrink: 0 !important;
}

.wpdm-entry-icon {
    width: 32px !important;
    height: 32px !important;
    object-fit: contain !important;
}

.wpdm-entry-details {
    flex: 1 !important;
}

.wpdm-entry-title-row {
    margin-bottom: 4px !important;
}

.wpdm-entry-filename {
    margin: 0 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--wpdm-navy) !important;
    line-height: 1.4 !important;
}

.wpdm-entry-meta {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    font-size: 12px !important;
    color: var(--wpdm-text-muted) !important;
}

.wpdm-badge-ext {
    background: #E2E8F0 !important;
    color: #334155 !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    padding: 2px 6px !important;
    border-radius: 4px !important;
    letter-spacing: 0.5px !important;
}

.wpdm-entry-size {
    font-family: monospace !important;
    color: #475569 !important;
    font-size: 12px !important;
}

.wpdm-entry-hint {
    color: #059669 !important;
    font-size: 11px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 2px !important;
}

.wpdm-entry-hint .dashicons {
    font-size: 12px !important;
    width: 12px !important;
    height: 12px !important;
}

/* Action Buttons (Strict Horizontal Flex) */
.wpdm-entry-actions {
    display: inline-flex !important;
    align-items: center !important;
    gap: 8px !important;
    flex-shrink: 0 !important;
}

.wpdm-action-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    padding: 8px 14px !important;
    border-radius: 6px !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    cursor: pointer !important;
    line-height: 1.2 !important;
    transition: all 0.15s ease !important;
    border: none !important;
    box-sizing: border-box !important;
}

.wpdm-action-btn .dashicons {
    font-size: 15px !important;
    width: 15px !important;
    height: 15px !important;
}

.wpdm-action-preview {
    background: #EFF6FF !important;
    color: #1D4ED8 !important;
    border: 1px solid #BFDBFE !important;
}

.wpdm-action-preview:hover {
    background: #DBEAFE !important;
    color: #1E40AF !important;
}

.wpdm-action-download {
    background: var(--wpdm-primary) !important;
    color: #FFFFFF !important;
    box-shadow: 0 2px 6px rgba(5, 38, 190, 0.25) !important;
}

.wpdm-action-download:hover {
    background: var(--wpdm-primary-hover) !important;
    color: #FFFFFF !important;
    transform: translateY(-1px) !important;
}

.wpdm-action-copy {
    background: #F8FAFC !important;
    color: #64748B !important;
    border: 1px solid var(--wpdm-border) !important;
    padding: 8px 10px !important;
}

.wpdm-action-copy:hover {
    background: #E2E8F0 !important;
    color: #0F172A !important;
}

/* =========================================================================
   Interactive PDF / Media Preview Lightbox Modal
   ========================================================================= */
.wpdm-preview-modal-overlay {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: rgba(7, 20, 78, 0.85) !important;
    display: none;
    align-items: center !important;
    justify-content: center !important;
    z-index: 99999999 !important;
    backdrop-filter: blur(4px) !important;
}

.wpdm-preview-modal-box {
    background: #FFFFFF !important;
    width: 92% !important;
    max-width: 1020px !important;
    height: 88vh !important;
    border-radius: 12px !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
}

.wpdm-preview-modal-header {
    background: var(--wpdm-navy) !important;
    color: #FFFFFF !important;
    padding: 14px 22px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.wpdm-preview-modal-title {
    margin: 0 !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    color: #FFFFFF !important;
}

.wpdm-preview-modal-close {
    background: none !important;
    border: none !important;
    color: #FFFFFF !important;
    font-size: 26px !important;
    cursor: pointer !important;
    line-height: 1 !important;
    padding: 0 !important;
}

.wpdm-preview-iframe {
    width: 100% !important;
    height: 100% !important;
    border: none !important;
    background: #F1F5F9 !important;
}

/* =========================================================================
   Responsive Breakdown
   ========================================================================= */
@media (max-width: 768px) {
    .wpdm-hub-hero-card {
        flex-direction: column !important;
        align-items: stretch !important;
    }
    .wpdm-hub-hero-actions {
        width: 100% !important;
    }
    .wpdm-btn-hero-download {
        flex: 1 !important;
        justify-content: center !important;
    }
    .wpdm-file-entry-card {
        flex-direction: column !important;
        align-items: stretch !important;
    }
    .wpdm-entry-actions {
        width: 100% !important;
        justify-content: flex-end !important;
    }
    .wpdm-hub-files-search-wrap {
        min-width: 100% !important;
    }
}