.avanzia-library .hero-section {
    background: linear-gradient(135deg, var(--avanzia-primary-hover, var(--bs-primary, #0d6efd)) 0%, var(--bs-primary, #0d6efd) 100%);
    color: #fff;
    padding: 4rem 0 6rem;
    margin-bottom: -3rem;
    position: relative;
    z-index: 1;
}

.avanzia-library .search-container {
    background: var(--bs-body-bg, #fff);
    padding: 0.5rem;
    border-radius: 50px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.avanzia-library .search-input {
    border: none;
    font-size: 1.1rem;
    flex: 1;
    min-width: 0;
    outline: none;
    background: transparent;
    color: var(--bs-body-color, #212529);
}

.avanzia-library .search-btn {
    background-color: var(--bs-primary, #0d6efd);
    color: #fff;
    border-radius: 50px;
    padding: 0.6rem 2rem;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
    white-space: nowrap;
}

.avanzia-library .search-btn:hover,
.avanzia-library .search-btn:focus-visible {
    background-color: var(--bs-primary, #0d6efd);
    transform: translateY(-1px);
}

.avanzia-library .input-group {
    display: flex;
    align-items: center;
    width: 100%;
}

.avanzia-library .input-group-text {
    background: transparent !important;
    border: none !important;
    padding-left: 0.5rem;
}

.avanzia-library .category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 2rem;
    justify-content: flex-start;
}

.avanzia-library .filter-pill {
    background: var(--bs-body-bg, #fff);
    border: 1px solid var(--bs-border-color, #e9ecef);
    color: var(--bs-secondary-color, #6c757d);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    font-weight: 500;
    font-size: 0.9rem;
}

.avanzia-library .filter-pill:hover,
.avanzia-library .filter-pill:focus-visible {
    border-color: var(--bs-primary, #0d6efd);
    color: var(--bs-primary, #0d6efd);
}

.avanzia-library .filter-pill.active {
    background-color: var(--bs-primary, #0d6efd);
    color: #fff;
    border-color: var(--bs-primary, #0d6efd);
}

.avanzia-library .resource-card {
    background: var(--bs-body-bg, #fff);
    border-radius: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
    overflow: hidden;
    border: 1px solid var(--bs-border-color-translucent, rgba(0, 0, 0, 0.05));
}

.avanzia-library .resource-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.avanzia-library .card-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.avanzia-library .icon-blue {
    background-color: rgba(13, 110, 253, 0.1);
    color: #0d6efd;
}

.avanzia-library .icon-green {
    background-color: rgba(25, 135, 84, 0.1);
    color: #198754;
}

.avanzia-library .icon-purple {
    background-color: rgba(102, 16, 242, 0.1);
    color: #6610f2;
}

.avanzia-library .icon-orange {
    background-color: rgba(253, 126, 20, 0.1);
    color: #fd7e14;
}

.avanzia-library .card-title {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--avanzia-primary-hover, var(--bs-primary, #0d6efd));
}

.avanzia-library .card-text {
    font-size: 0.9rem;
    color: var(--bs-secondary-color, #6c757d);
    line-height: 1.5;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.avanzia-library .btn-visit {
    width: 100%;
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem;
}

.avanzia-library .stats-section {
    background: var(--bs-body-bg, #fff);
    padding: 3rem 0;
    border-bottom: 1px solid var(--bs-border-color, #e9ecef);
}

.avanzia-library .stat-item h3 {
    font-weight: 800;
    color: var(--bs-primary, #0d6efd);
    margin-bottom: 0;
}

.avanzia-library .loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.8);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}