/* =========================================================================
   EXPLORER — la bibliothèque
   ========================================================================= */

.explore-head {
    padding: 44px 0 32px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
}

.explore-head h1 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-size: clamp(2.3rem, 1.6rem + 2.4vw, 3.4rem);
    letter-spacing: -.03em;
    margin-bottom: 8px;
}

.explore-head .lead { margin-bottom: 24px; }
.explore-searchbar { max-width: 760px; }

.explore-layout {
    display: grid;
    grid-template-columns: 270px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
}

.explore-aside { position: sticky; top: calc(var(--nav-h) + 20px); }

.filters-toggle { position: absolute; opacity: 0; pointer-events: none; }
.filters-open { display: none; }

.explore-filters { padding: 20px; }
.explore-filters .field { margin-bottom: 14px; }
.explore-filters label { font-size: .84rem; }
.explore-filters select, .explore-filters input { min-height: 42px; font-size: .92rem; }

.explore-filters-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 14px;
}

.explore-filters-head h2 { margin: 0; font-size: 1.05rem; }
.explore-reset { font-size: .86rem; font-weight: 600; color: var(--danger); }

.explore-more { margin: 4px 0 16px; padding-top: 12px; border-top: 1px solid var(--line-soft); }
.explore-more > summary {
    list-style: none;
    cursor: pointer;
    font-weight: 600;
    font-size: .88rem;
    color: var(--ink-2);
    padding: 4px 0 10px;
}
.explore-more > summary::-webkit-details-marker { display: none; }
.explore-more > summary::after { content: " +"; color: var(--ink-3); }
.explore-more[open] > summary::after { content: " −"; }

.explore-results-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}

.explore-results-head h2 { margin: 0 0 4px; font-size: 1.35rem; }
.explore-results-head p { margin: 0; font-size: .9rem; }

.explore-sort { display: flex; align-items: center; gap: 10px; }
.explore-sort label { margin: 0; font-size: .86rem; color: var(--ink-2); font-weight: 500; white-space: nowrap; }
.explore-sort select { min-height: 40px; width: auto; font-size: .9rem; }

/* Grille : couverture à gauche, fiche à droite */
.explore-grid { display: grid; gap: 18px; }

.ecard {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 24px;
    padding: 22px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-1);
    transition: border-color .15s ease, box-shadow .2s ease;
}

.ecard:hover { border-color: #D6DAE6; box-shadow: var(--shadow-2); }
.ecard-cover .cover { font-size: 10px; width: 100%; }

.ecard-body { min-width: 0; display: flex; flex-direction: column; }
.ecard .mcard-title { font-size: 1.32rem; margin: 6px 0 4px; }
.ecard-by { margin: 0 0 10px; font-size: .92rem; font-weight: 550; color: var(--ink); }
.ecard-by span { color: var(--ink-3); font-weight: 400; }

.ecard-abstract {
    margin: 0 0 16px;
    color: var(--ink-2);
    font-size: .95rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ecard-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--line-soft);
}

.ecard-actions-end { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; }
.ecard-actions .btn-chip .faint { font-weight: 500; }

.review-list { display: grid; gap: 0; margin: 10px 0 6px; }
.review { padding: 14px 0; border-top: 1px solid var(--line); }
.review:first-child { border-top: 0; }
.review-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.review-text { margin: 0 0 8px; font-size: .95rem; }
.review-form { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.review-form h4 { margin-bottom: 12px; }
.drawer h4 { margin: 0; }

@media (max-width: 960px) {
    .explore-layout { grid-template-columns: 1fr; gap: 16px; }
    .explore-aside { position: static; }
    .filters-open { display: inline-flex; }
    .explore-filters { display: none; margin-top: 12px; }
    .filters-toggle:checked ~ .explore-filters { display: block; }
}

@media (max-width: 620px) {
    .ecard { grid-template-columns: 76px minmax(0, 1fr); gap: 14px; padding: 16px; }
    .ecard-cover .cover { font-size: 5px; }
    .ecard-cover .cover .cover-inst, .ecard-cover .cover .cover-kind, .ecard-cover .cover .cover-foot { visibility: hidden; }
    .ecard-cover .cover .cover-title { font-size: 1.4em; -webkit-line-clamp: 4; }
    .ecard .mcard-title { font-size: 1.08rem; margin-top: 2px; }
    .ecard-abstract { display: none; }
    .ecard-actions { gap: 6px; }
    .ecard-actions .btn-chip { padding: 5px 10px; min-height: 34px; }
    .ecard-actions-end { margin-left: 0; }
    .explore-sort { width: 100%; }
    .explore-sort select { flex: 1; }
}