/* ==========================================================================
   BingeBear Arabic library page (library.html). RTL. Same tokens as style.css.
   Data fetched same-origin from /library-data/v2/. Class contract matches
   library.js exactly: .lib-card > .lib-card-media (img + .lib-card-q) +
   .lib-card-body (.lib-card-title + .lib-card-meta); .lib-tab.is-active;
   modal facts use .lib-modal-fact-k / .lib-modal-fact-v; body.lib-modal-open.
   Brand: white surfaces, #061226 ink, #EA720F accent.
   ========================================================================== */
.lib-body {
    background: #ffffff;
}

body.lib-modal-open {
    overflow: hidden;
}

.lib-sr {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* --- Hero band --- */
.lib-hero {
    padding: 140px 0 40px;
    background: linear-gradient(180deg, #FAFAFA 0%, #ffffff 100%);
    border-bottom: 1px solid var(--border, #E8EAF0);
}

.lib-hero-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(234, 114, 15, 0.1);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 16px;
}

.lib-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 12px;
}

.lib-hero-sub {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary, #40424D);
    max-width: 640px;
    margin: 0 0 24px;
}

/* --- Search --- */
.lib-search {
    position: relative;
    max-width: 560px;
    margin-bottom: 20px;
}

.lib-search-icon {
    position: absolute;
    inset-inline-start: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted, #6E7180);
    pointer-events: none;
    display: flex;
}

.lib-search-input {
    width: 100%;
    min-height: 52px;
    border-radius: 999px;
    border: 1px solid var(--border, #E8EAF0);
    background: #ffffff;
    padding: 12px 52px;
    font-family: var(--font-ar);
    font-size: 1rem;
    color: var(--text-primary);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.lib-search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(234, 114, 15, 0.15);
}

.lib-search-clear {
    position: absolute;
    inset-inline-end: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 999px;
    border: none;
    background: #F2F3F7;
    color: var(--text-primary);
    cursor: pointer;
    transition: background var(--transition);
}

.lib-search-clear:hover { background: #E8EAF0; }

.lib-hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 28px;
    color: var(--text-secondary, #40424D);
    font-size: 0.95rem;
}

.lib-hero-stats strong {
    color: var(--text-primary);
    font-weight: 700;
}

/* --- Sticky type tabs --- */
.lib-tabs-wrap {
    position: sticky;
    top: 64px;
    z-index: 30;
    background: rgba(255, 255, 255, 0.92);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border, #E8EAF0);
}

@media (min-width: 1024px) {
    .lib-tabs-wrap { top: 72px; }
}

.lib-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 12px 0;
    scrollbar-width: none;
}

.lib-tabs::-webkit-scrollbar { display: none; }

.lib-tab {
    flex-shrink: 0;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    border: 1px solid var(--border, #E8EAF0);
    background: #ffffff;
    padding: 8px 18px;
    font-family: var(--font-ar);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary, #40424D);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition);
}

.lib-tab:hover { border-color: var(--primary); color: var(--text-primary); }

.lib-tab.is-active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

.lib-tab:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px var(--primary);
}

/* --- Main grid --- */
.lib-main {
    padding: 28px 0 80px;
    min-height: 50vh;
}

.lib-status {
    font-size: 0.9rem;
    color: var(--muted, #6E7180);
    margin-bottom: 16px;
    min-height: 20px;
}

.lib-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
}

@media (min-width: 768px) {
    .lib-grid { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 20px; }
}

/* Card is a <button> with a <span> media + <span> body (library.js). */
.lib-card {
    position: relative;
    display: flex;
    flex-direction: column;
    border-radius: 16px;
    border: 1px solid var(--border, #E8EAF0);
    background: #ffffff;
    overflow: hidden;
    cursor: pointer;
    text-align: start;
    padding: 0;
    font-family: var(--font-ar);
    transition: transform var(--transition), box-shadow var(--transition);
}

.lib-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -10px rgba(6, 18, 38, 0.2);
}

.lib-card:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px var(--primary);
}

.lib-card-media {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 2 / 3;
    background: #0B1A33; /* overwritten inline with a deterministic tint */
    overflow: hidden;
}

.lib-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.lib-card-q {
    position: absolute;
    top: 8px;
    inset-inline-end: 8px;
    font-size: 0.62rem;
    font-weight: 700;
    color: #061226;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 999px;
    padding: 3px 8px;
    z-index: 1;
}

.lib-card-body {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px 12px 14px;
}

.lib-card-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.lib-card-meta {
    font-size: 0.72rem;
    color: var(--muted, #6E7180);
}

/* --- Skeleton (12 plain cells injected by library.js) --- */
#libSkeleton {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

#libSkeleton[hidden] { display: none; }

#libSkeleton > * {
    border-radius: 16px;
    aspect-ratio: 2 / 3;
    background: linear-gradient(90deg, #F2F3F7 25%, #E8EAF0 37%, #F2F3F7 63%);
    background-size: 400% 100%;
    animation: libShimmer 1.4s ease infinite;
}

@keyframes libShimmer {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

@media (prefers-reduced-motion: reduce) {
    #libSkeleton > * { animation: none; }
}

/* --- States --- */
.lib-empty,
.lib-error {
    text-align: center;
    padding: 48px 20px;
    max-width: 480px;
    margin: 0 auto;
}

.lib-empty[hidden],
.lib-error[hidden],
.lib-more-row[hidden] { display: none; }

.lib-empty-title,
.lib-error-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 8px;
}

.lib-empty-sub,
.lib-error-sub {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary, #40424D);
    margin: 0 0 20px;
}

.lib-error-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.lib-more-row {
    display: flex;
    justify-content: center;
    margin-top: 36px;
}

/* --- Preview modal --- */
.lib-modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.lib-modal[hidden] { display: none; }

.lib-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(6, 18, 38, 0.6);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.lib-modal-sheet {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 560px;
    max-height: 88vh;
    overflow-y: auto;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 30px 60px -20px rgba(6, 18, 38, 0.5);
}

.lib-modal-close {
    position: absolute;
    top: 14px;
    inset-inline-end: 14px;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(6, 18, 38, 0.15);
}

.lib-modal-body {
    display: flex;
    flex-direction: column;
}

.lib-modal-poster {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #0B1A33;
    overflow: hidden;
}

.lib-modal-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.lib-modal-info {
    padding: 24px;
}

.lib-modal-type {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(234, 114, 15, 0.1);
    border-radius: 999px;
    padding: 4px 12px;
    margin-bottom: 12px;
}

.lib-modal-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 14px;
}

.lib-modal-facts {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lib-modal-facts li {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-size: 0.9rem;
}

.lib-modal-fact-k {
    flex-shrink: 0;
    min-width: 72px;
    font-weight: 700;
    color: var(--text-primary);
}

.lib-modal-fact-v {
    color: var(--text-secondary, #40424D);
}

.lib-modal-note {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--muted, #6E7180);
    margin: 0 0 20px;
}

.lib-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}