:root {
    --dr-primary: #9b51e0;
    --dr-secondary: #667eea;
    --dr-gradient: linear-gradient(135deg, #667eea 0%, #9b51e0 100%);
    --dr-text-dark: #2d3748;
    --dr-text-light: #718096;
    --dr-border: #e2e8f0;
    --dr-bg-light: #f7fafc;
    --dr-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --dr-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.dr-search-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.dr-search-box {
    position: relative;
    width: 100%;
    max-width: 480px;
}

.dr-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dr-text-light);
    pointer-events: none;
    transition: color 0.3s ease;
}

input[type=text].dr-search-input {
    width: 100%;
    padding: 16px 20px 16px 56px;
    font-size: 16px;
    border: 2px solid var(--dr-border);
    border-radius: 50px;
    background: #fff;
    color: var(--dr-text-dark);
    outline: none;
    transition: all 0.3s ease;
    box-shadow: var(--dr-shadow);
}

input[type=text].dr-search-input::placeholder {
    color: var(--dr-text-light);
}

input[type=text].dr-search-input:focus {
    border-color: var(--dr-primary);
    box-shadow: var(--dr-shadow-lg), 0 0 0 4px rgba(155, 81, 224, 0.1);
}

input[type=text].dr-search-input:focus + .dr-search-icon,
.dr-search-box:focus-within .dr-search-icon {
    color: var(--dr-primary);
}

.dr-resource-item.dr-hidden {
    display: none;
}

.dr-no-results {
    text-align: center;
    padding: 48px 24px;
    color: var(--dr-text-light);
    font-size: 16px;
    background: var(--dr-bg-light);
    border-radius: 12px;
    border: 2px dashed var(--dr-border);
    margin-top: 24px;
}

.dr-resources-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 32px 0;
}

.dr-resource-item {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: #fff;
    border-radius: 12px;
    padding: 0;
    box-shadow: var(--dr-shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--dr-border);
    overflow: hidden;
}

.dr-resource-item:hover {
    box-shadow: var(--dr-shadow-lg);
    transform: translateY(-4px);
}

.dr-resource-thumbnail {
    flex-shrink: 0;
    width: 100%;
    height: 180px;
    border-radius: 0;
    overflow: hidden;
    background: var(--dr-gradient);
}

.dr-resource-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dr-resource-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px;
}

.dr-resource-title {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
    color: var(--dr-text-dark);
}

.dr-resource-title a {
    color: var(--dr-text-dark);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s ease;
}

.dr-resource-title a:hover {
    color: var(--dr-primary);
}

.dr-external-icon {
    display: inline-flex;
    opacity: 0.6;
}

.dr-resource-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.dr-category-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--dr-gradient);
    color: #fff;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dr-resource-excerpt {
    color: var(--dr-text-light);
    line-height: 1.6;
    font-size: 15px;
}

.dr-home-widget {
    margin: 32px 0;
}

.dr-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--dr-border);
    padding-bottom: 0;
}

.dr-tab-button {
    background: none;
    border: none;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--dr-text-light);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 8px 8px 0 0;
    position: relative;
    bottom: -2px;
}

.dr-tab-button:hover {
    color: var(--dr-primary);
    background: var(--dr-bg-light);
}

.dr-tab-button.active {
    color: var(--dr-primary);
    background: linear-gradient(to bottom, var(--dr-bg-light) 0%, #fff 100%);
    border-bottom: 2px solid var(--dr-primary);
}

.dr-tab-content {
    position: relative;
}

.dr-tab-pane {
    display: none;
    animation: fadeIn 0.4s ease;
}

.dr-tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dr-home-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.dr-home-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--dr-shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--dr-border);
    display: flex;
    flex-direction: column;
}

.dr-home-card:hover {
    box-shadow: var(--dr-shadow-lg);
    transform: translateY(-4px);
}

.dr-home-card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--dr-gradient);
    position: relative;
}

.dr-home-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.1) 100%);
}

.dr-home-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dr-home-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.dr-home-card-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.dr-category-tag {
    display: inline-block;
    padding: 3px 10px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15) 0%, rgba(155, 81, 224, 0.15) 100%);
    color: var(--dr-primary);
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dr-home-card-title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--dr-text-dark);
    line-height: 1.3;
}

.dr-home-card-excerpt {
    color: var(--dr-text-light);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

.dr-home-card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--dr-gradient);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    align-self: flex-start;
    margin-top: auto;
}

.dr-home-card-link:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(155, 81, 224, 0.4);
}

.dr-home-card-link svg {
    transition: transform 0.3s ease;
}

.dr-home-card-link:hover svg {
    transform: translateX(4px);
}

.dr-no-resources {
    text-align: center;
    padding: 48px 24px;
    color: var(--dr-text-light);
    font-size: 16px;
    background: var(--dr-bg-light);
    border-radius: 12px;
    border: 2px dashed var(--dr-border);
}

@media (max-width: 1024px) {
    .dr-resources-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dr-resources-list {
        grid-template-columns: 1fr;
    }
    
    .dr-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .dr-tab-button {
        white-space: nowrap;
        flex-shrink: 0;
    }
    
    .dr-home-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .dr-resources-list {
        gap: 16px;
    }
    
    .dr-resource-content {
        padding: 16px;
    }
    
    .dr-resource-title {
        font-size: 18px;
    }
    
    .dr-home-card-body {
        padding: 16px;
    }
}