.pfm-container {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    color: #0f172a;
    box-sizing: border-box;
}

.pfm-container * {
    box-sizing: border-box;
}

.pfm-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    background: #ffffff;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border: 1px solid #f1f5f9;
}

.pfm-search-wrap {
    position: relative;
    flex: 1;
    min-width: 280px;
}

.pfm-search {
    width: 100%;
    padding: 14px 20px 14px 48px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
    background: #f8fafc;
    color: #0f172a;
}

.pfm-search::placeholder {
    color: #94a3b8;
}

.pfm-search:focus {
    border-color: #3b82f6;
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.pfm-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    display: flex;
}

.pfm-filters-and-sort {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.pfm-filters {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.pfm-filter-btn {
    padding: 10px 18px;
    border: 1px solid #e2e8f0;
    background: #ffffff;
    border-radius: 30px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: #475569;
    transition: all 0.2s ease;
}

.pfm-filter-btn:hover {
    background: #f1f5f9;
    color: #0f172a;
}

.pfm-filter-btn.active {
    background: #0f172a;
    color: #ffffff;
    border-color: #0f172a;
}

.pfm-sort-select {
    padding: 10px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: #0f172a;
    background: #ffffff;
    outline: none;
    cursor: pointer;
    min-width: 140px;
    appearance: auto;
}

.pfm-sort-select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.pfm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.pfm-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    border: 1px solid #f1f5f9;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.pfm-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: #e2e8f0;
}

.pfm-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.pfm-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: #f8fafc;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pfm-card-icon svg {
    width: 28px;
    height: 28px;
}

.pfm-card-icon[data-type="pdf"] { background: #fef2f2; color: #ef4444; }
.pfm-card-icon[data-type="doc"], .pfm-card-icon[data-type="docx"] { background: #eff6ff; color: #3b82f6; }
.pfm-card-icon[data-type="xls"], .pfm-card-icon[data-type="xlsx"], .pfm-card-icon[data-type="csv"] { background: #f0fdf4; color: #22c55e; }
.pfm-card-icon[data-type="zip"], .pfm-card-icon[data-type="rar"] { background: #fefce8; color: #eab308; }
.pfm-card-icon[data-type="png"], .pfm-card-icon[data-type="jpg"] { background: #f5f3ff; color: #8b5cf6; }

.pfm-ext-badge {
    background: #f1f5f9;
    color: #475569;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.pfm-card-content {
    flex: 1;
}

.pfm-card-title {
    margin: 0 0 12px 0;
    font-size: 18px;
    font-weight: 600;
    color: #0f172a;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.pfm-card-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 24px;
}

.pfm-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #64748b;
    font-weight: 500;
}

.pfm-card-actions {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.pfm-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.pfm-btn-download {
    flex: 1;
    background: #0f172a;
    color: #ffffff;
}

.pfm-btn-download:hover {
    background: #3b82f6;
    color: #ffffff;
}

.pfm-btn-preview {
    background: #f8fafc;
    color: #475569;
    border: 1px solid #e2e8f0;
}

.pfm-btn-preview:hover {
    background: #e2e8f0;
    color: #0f172a;
}

.pfm-no-docs {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: #64748b;
    background: #f8fafc;
    border-radius: 16px;
    font-size: 16px;
}

@media (max-width: 768px) {
    .pfm-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pfm-filters-and-sort {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pfm-sort-select {
        width: 100%;
    }
}