.front-breadcrumb-wrap {
    background: linear-gradient(180deg, #f3f7ff, #eef4ff);
    border-top: 1px solid #dbe7ff;
    border-bottom: 1px solid #dbe7ff;
}

.front-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    align-items: center;
    min-height: 52px;
    padding: .8rem 0;
    color: #6884ae;
    font-size: .84rem;
}

.front-breadcrumb a {
    color: #1f56a5;
    text-decoration: none;
    font-weight: 600;
}

.elibrary-page {
    padding: 1.25rem 0 2rem;
}

.elibrary-shell {
    display: grid;
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.elibrary-filter-card,
.elibrary-stat-card,
.elibrary-grid-card {
    border: 1px solid #dbe7ff;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 14px 34px rgba(20,49,110,.08);
}

.elibrary-filter-card {
    padding: 1rem;
    position: sticky;
    top: 1rem;
}

.elibrary-stat-card {
    padding: 1rem 1.1rem;
    background: linear-gradient(145deg, #16376f, #2356aa);
    color: #fff;
    overflow: hidden;
    position: relative;
}

.elibrary-stat-card::after {
    content: "";
    position: absolute;
    inset: auto -40px -55px auto;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: rgba(255,255,255,.09);
}

.elibrary-stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: .35rem;
}

.elibrary-stat-label {
    font-size: .86rem;
    color: rgba(255,255,255,.84);
}

.elibrary-grid-card {
    padding: 1rem;
}

.elibrary-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.elibrary-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.elibrary-card {
    display: grid;
    grid-template-columns: 126px minmax(0, 1fr);
    gap: 1rem;
    padding: 1rem;
    border: 1px solid #e5eeff;
    border-radius: 16px;
    background: linear-gradient(180deg, #fff, #f8fbff);
    min-height: 220px;
}

.elibrary-cover {
    position: relative;
    display: block;
}

.elibrary-cover img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 12px 24px rgba(17,40,87,.18);
}

.elibrary-format {
    position: absolute;
    top: .55rem;
    left: .55rem;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .25rem .55rem;
    border-radius: 999px;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .02em;
    text-transform: uppercase;
    background: rgba(13,36,82,.86);
    color: #fff;
}

.elibrary-title {
    margin: 0 0 .5rem;
    font-size: 1.03rem;
    line-height: 1.35;
    color: #143466;
}

.elibrary-title a {
    color: inherit;
    text-decoration: none;
}

.elibrary-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    margin-bottom: .6rem;
}

.elibrary-chip {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .24rem .6rem;
    border-radius: 999px;
    background: #eef4ff;
    color: #2959a7;
    font-size: .74rem;
    font-weight: 600;
}

.elibrary-authors,
.elibrary-summary {
    color: #4c6793;
    font-size: .86rem;
    line-height: 1.6;
}

.elibrary-authors {
    margin-bottom: .5rem;
}

.elibrary-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .65rem;
    margin-top: 1rem;
}

.elibrary-filter-card .form-label {
    font-size: .8rem;
    font-weight: 700;
    color: #143466;
}

.elibrary-empty {
    padding: 2rem 1rem;
    text-align: center;
    color: #5c79a4;
}

.elibrary-detail-page {
    padding: 1.25rem 0 2rem;
}

.elibrary-hero {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.elibrary-info-card,
.elibrary-viewer-card,
.elibrary-side-card {
    border: 1px solid #dbe7ff;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 14px 34px rgba(20,49,110,.08);
}

.elibrary-info-card,
.elibrary-viewer-card,
.elibrary-side-card,
.school-detail-card,
.school-detail-side,
.school-filter-card,
.school-grid-card {
    padding: 1rem;
}

.elibrary-side-card {
    margin-bottom: 1rem;
}

.elibrary-cover-panel {
    padding: 1rem;
    background: linear-gradient(180deg, #f4f8ff, #e8f0ff);
    border-radius: 18px;
}

.elibrary-cover-panel img {
    width: 100%;
    max-width: 240px;
    display: block;
    margin: 0 auto;
    border-radius: 14px;
    box-shadow: 0 18px 34px rgba(13,38,86,.24);
}

.elibrary-detail-title {
    margin: 0 0 .75rem;
    font-size: 1.65rem;
    color: #123266;
    line-height: 1.25;
}

.elibrary-meta-grid,
.school-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
}

.elibrary-meta-grid {
    margin: 1rem 0;
}

.elibrary-meta-box,
.school-info-box {
    border-radius: 14px;
    border: 1px solid #e4edff;
    background: #f7faff;
}

.elibrary-meta-box {
    padding: .85rem .9rem;
}

.school-info-box {
    padding: .85rem;
}

.elibrary-meta-box .label,
.school-info-box .label {
    display: block;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #6987b0;
    margin-bottom: .3rem;
}

.elibrary-meta-box .value,
.school-info-box .value {
    font-size: .92rem;
    color: #16376f;
    font-weight: 700;
    line-height: 1.45;
}

.elibrary-description {
    color: #496492;
    line-height: 1.75;
    font-size: .92rem;
}

.pdf-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .75rem;
    align-items: center;
    margin-bottom: 1rem;
}

.pdf-toolbar-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    color: #5f7ca5;
    font-size: .84rem;
}

.flipbook-shell {
    padding: 1rem;
    border-radius: 16px;
    background: linear-gradient(180deg, #eef4ff, #f9fbff);
    min-height: 560px;
}

.flipbook-shell #df_manual_book {
    width: 100%;
    min-height: 520px;
}

.pdf-placeholder {
    color: #6a86ab;
    text-align: center;
    padding: 2rem 1rem;
}

.media-embed {
    width: 100%;
    min-height: 620px;
    border: 0;
    border-radius: 16px;
    background: #f4f8ff;
}

.resource-tags,
.school-tag-row,
.school-chip-row,
.school-type-nav {
    display: flex;
    flex-wrap: wrap;
}

.resource-tags {
    gap: .55rem;
}

.resource-tag,
.school-tag,
.school-chip,
.school-type-link {
    display: inline-flex;
    align-items: center;
    font-weight: 700;
}

.resource-tag,
.school-tag {
    gap: .35rem;
    padding: .28rem .7rem;
    border-radius: 999px;
    background: #eef4ff;
    color: #2457a5;
    font-size: .76rem;
}

.suggested-section {
    margin-top: 1.4rem;
}

.suggested-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    margin-bottom: .9rem;
}

.suggested-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(180px, 220px);
    gap: 1rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding-bottom: .35rem;
}

.suggested-card {
    border: 1px solid #dbe7ff;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 14px 30px rgba(20,49,110,.07);
    padding: .85rem;
    text-decoration: none;
}

.suggested-card img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: .7rem;
}

.suggested-card-title {
    color: #123266;
    font-weight: 700;
    line-height: 1.45;
    font-size: .9rem;
}

.suggested-card-meta {
    margin-top: .35rem;
    color: #6884af;
    font-size: .76rem;
}

.school-page,
.school-detail-page {
    padding: 1.2rem 0 2rem;
}

.school-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.school-filter-card,
.school-grid-card,
.school-type-nav,
.school-detail-card,
.school-detail-side {
    border: 1px solid #dbe7ff;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 12px 28px rgba(20,49,110,.08);
}

.school-type-nav {
    padding: .75rem;
    margin-bottom: 1rem;
    gap: .7rem;
}

.school-type-link {
    gap: .4rem;
    padding: .55rem .9rem;
    border-radius: 999px;
    background: #eef4ff;
    color: #2457a5;
    text-decoration: none;
}

.school-type-link.active {
    background: #1f56a5;
    color: #fff;
}

.school-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.school-card {
    border: 1px solid #e4ecff;
    border-radius: 16px;
    background: linear-gradient(180deg, #fff, #f8fbff);
    padding: 1rem;
}

.school-card-title {
    margin: 0 0 .35rem;
    font-size: 1.05rem;
    color: #123266;
    line-height: 1.4;
}

.school-chip-row {
    gap: .45rem;
    margin-bottom: .75rem;
}

.school-chip {
    gap: .3rem;
    padding: .25rem .65rem;
    border-radius: 999px;
    background: #eef4ff;
    color: #2959a7;
    font-size: .73rem;
}

.school-meta {
    color: #53709a;
    font-size: .86rem;
    line-height: 1.7;
}

.school-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
    margin-top: .95rem;
}

.school-empty {
    text-align: center;
    color: #5b79a5;
    padding: 2rem 1rem;
}

.school-title {
    margin: 0 0 .6rem;
    color: #123266;
}

.school-tag-row {
    gap: .45rem;
    margin-bottom: 1rem;
}

@media (max-width: 1199.98px) {
    .elibrary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    .elibrary-shell,
    .school-shell,
    .elibrary-hero {
        grid-template-columns: 1fr;
    }

    .elibrary-filter-card {
        position: static;
    }
}

@media (max-width: 767.98px) {
    .elibrary-grid,
    .school-list,
    .elibrary-meta-grid,
    .school-info-grid {
        grid-template-columns: 1fr;
    }

    .elibrary-card {
        grid-template-columns: 100px minmax(0, 1fr);
    }

    .elibrary-cover img {
        height: 150px;
    }

    .elibrary-toolbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .media-embed {
        min-height: 420px;
    }
}