/* category-detail.css — Page détail catégorie (livres filtrés)
 * Charte ulif.app : orange #E09620, papier chaud, typo éditoriale.
 */

.ulif_cat {
    --ulif-cat-orange: #E09620;
    --ulif-cat-orange-dark: #c86e14;
    --ulif-cat-orange-soft: #fff3df;
    --ulif-cat-ink: #1a1a1a;
    --ulif-cat-muted: #6b6560;
    --ulif-cat-line: rgba(26, 26, 26, 0.08);
    --ulif-cat-paper: #fbf8f2;
    --ulif-cat-white: #ffffff;
    --ulif-cat-shadow: 0 18px 48px rgba(57, 43, 18, 0.1);
    background:
        radial-gradient(ellipse 70% 45% at 100% 0%, rgba(224, 150, 32, 0.14), transparent 55%),
        radial-gradient(ellipse 55% 40% at 0% 30%, rgba(224, 150, 32, 0.07), transparent 50%),
        linear-gradient(180deg, #fffdf8 0%, var(--ulif-cat-paper) 42%, #f7f3ea 100%);
    color: var(--ulif-cat-ink);
    min-height: 70vh;
    padding: 28px 0 72px;
    overflow-x: clip;
}

.ulif_cat *,
.ulif_cat *::before,
.ulif_cat *::after {
    box-sizing: border-box;
}

.ulif_cat_inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 18px;
}

/* ——— Entrée bas → haut ——— */
.ulif_cat_reveal {
    opacity: 0;
    transform: translateY(42px);
    transition:
        opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--ulif-cat-delay, 0ms);
}

.ulif_cat.is-ready .ulif_cat_reveal {
    opacity: 1;
    transform: translateY(0);
}

/* ——— Breadcrumb ——— */
.ulif_cat_breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
    color: var(--ulif-cat-muted);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none !important;
    transition: color 0.2s ease;
}

.ulif_cat_breadcrumb:hover {
    color: var(--ulif-cat-orange-dark);
    text-decoration: none !important;
}

.ulif_cat_breadcrumb .fa {
    font-size: 0.72rem;
}

/* ——— Hero ——— */
.ulif_cat_hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(220px, 0.85fr);
    gap: 28px;
    align-items: stretch;
    margin-bottom: 28px;
    padding: 28px;
    overflow: hidden;
    border: 1px solid var(--ulif-cat-line);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 248, 236, 0.88) 100%);
    box-shadow: var(--ulif-cat-shadow);
}

.ulif_cat_hero::before {
    content: "";
    position: absolute;
    inset: auto -40px -60px auto;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(224, 150, 32, 0.22), transparent 68%);
    pointer-events: none;
}

.ulif_cat_hero__copy {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.ulif_cat_hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    margin-bottom: 14px;
    padding: 7px 14px;
    border: 1px solid rgba(224, 150, 32, 0.28);
    border-radius: 999px;
    background: var(--ulif-cat-orange-soft);
    color: var(--ulif-cat-orange-dark);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.ulif_cat_hero__title {
    margin: 0 0 14px;
    color: var(--ulif-cat-ink);
    font-size: clamp(1.85rem, 3.6vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.08;
    text-transform: none;
}

.ulif_cat_hero__desc {
    margin: 0 0 22px;
    max-width: 36rem;
    color: var(--ulif-cat-muted);
    font-size: 0.98rem;
    line-height: 1.65;
}

.ulif_cat_hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.ulif_cat_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 20px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 800;
    text-decoration: none !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.ulif_cat_btn:hover {
    text-decoration: none !important;
    transform: translateY(-2px);
}

.ulif_cat_btn--primary {
    background: var(--ulif-cat-orange);
    color: #fff !important;
    box-shadow: 0 10px 24px rgba(224, 150, 32, 0.35);
}

.ulif_cat_btn--primary:hover {
    background: var(--ulif-cat-orange-dark);
    color: #fff !important;
}

.ulif_cat_btn--ghost {
    border: 1px solid rgba(26, 26, 26, 0.12);
    background: rgba(255, 255, 255, 0.75);
    color: var(--ulif-cat-ink) !important;
}

.ulif_cat_btn--ghost:hover {
    border-color: rgba(224, 150, 32, 0.45);
    color: var(--ulif-cat-orange-dark) !important;
}

.ulif_cat_hero__visual {
    position: relative;
    z-index: 1;
    align-self: center;
    width: 100%;
    max-width: 360px;
    margin-left: auto;
    aspect-ratio: 4 / 3;
    max-height: 260px;
    min-height: 0;
    border-radius: 22px;
    overflow: hidden;
    background: linear-gradient(145deg, #eee7da, #f8f1e4);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
}

.ulif_cat_hero__visual img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.ulif_cat_hero__visual-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 0;
    color: var(--ulif-cat-orange);
    font-size: 3rem;
    background:
        radial-gradient(circle at 30% 30%, rgba(224, 150, 32, 0.25), transparent 55%),
        linear-gradient(145deg, #f4ebe0, #fff8ee);
}

/* ——— Stats ——— */
.ulif_cat_stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 34px;
}

.ulif_cat_stat {
    padding: 18px 16px;
    border: 1px solid var(--ulif-cat-line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.78);
    text-align: center;
}

.ulif_cat_stat strong {
    display: block;
    margin-bottom: 4px;
    color: var(--ulif-cat-orange-dark);
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.ulif_cat_stat span {
    color: var(--ulif-cat-muted);
    font-size: 0.78rem;
    font-weight: 600;
}

/* ——— Perks ——— */
.ulif_cat_perks {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 36px;
}

.ulif_cat_perk {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 18px;
    border: 1px solid var(--ulif-cat-line);
    border-radius: 18px;
    background: var(--ulif-cat-white);
}

.ulif_cat_perk__icon {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--ulif-cat-orange-soft);
    color: var(--ulif-cat-orange-dark);
    font-size: 1.05rem;
}

.ulif_cat_perk strong {
    display: block;
    margin-bottom: 4px;
    font-size: 0.92rem;
    font-weight: 800;
}

.ulif_cat_perk p {
    margin: 0;
    color: var(--ulif-cat-muted);
    font-size: 0.82rem;
    line-height: 1.5;
}

/* ——— Books header ——— */
.ulif_cat_books_head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 22px;
}

.ulif_cat_books_head h2 {
    margin: 0 0 6px;
    font-size: clamp(1.35rem, 2.4vw, 1.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    text-transform: none;
}

.ulif_cat_books_head p {
    margin: 0;
    color: var(--ulif-cat-muted);
    font-size: 0.92rem;
}

.ulif_cat_filters {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 5px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid var(--ulif-cat-line);
}

.ulif_cat_filter {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--ulif-cat-muted);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.78rem;
    font-weight: 800;
    min-height: 36px;
    padding: 0 14px;
    border-radius: 999px;
    transition: background 0.2s ease, color 0.2s ease;
}

.ulif_cat_filter.is-active,
.ulif_cat_filter:hover {
    background: var(--ulif-cat-orange);
    color: #fff;
}

/* ——— Grille livres (statique desktop) ——— */
.ulif_cat_shelf {
    position: relative;
}

.ulif_cat_grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.ulif_cat_scroll_hint {
    display: none;
}

.ulif_cat_book {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 10px;
    border: 1px solid transparent;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 10px 28px rgba(57, 43, 18, 0.05);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.ulif_cat_book:hover {
    border-color: rgba(224, 150, 32, 0.35);
    box-shadow: 0 18px 40px rgba(57, 43, 18, 0.12);
    transform: translateY(-6px);
}

.ulif_cat_book[hidden] {
    display: none !important;
}

.ulif_cat_book__cover {
    position: relative;
    display: block;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    border-radius: 14px;
    background: linear-gradient(145deg, #ebe4d7, #f7f0e4);
    text-decoration: none !important;
}

.ulif_cat_book__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.45s ease;
}

.ulif_cat_book:hover .ulif_cat_book__cover img {
    transform: scale(1.04);
}

.ulif_cat_book__ribbon {
    position: absolute;
    top: 10px;
    left: 10px;
    bottom: auto;
    z-index: 1;
    padding: 5px 10px;
    border-radius: 999px;
    background: rgba(17, 17, 17, 0.82);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: none;
    pointer-events: none;
}

.ulif_cat_book__ribbon.is-free {
    background: rgba(83, 137, 61, 0.92);
}

.ulif_cat_book__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 14px 6px 4px;
    min-width: 0;
}

.ulif_cat_book__title {
    margin: 0 0 8px;
    color: var(--ulif-cat-ink);
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1.35;
    text-decoration: none !important;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.ulif_cat_book__title:hover {
    color: var(--ulif-cat-orange-dark);
}

.ulif_cat_book__excerpt {
    margin: 0 0 14px;
    color: var(--ulif-cat-muted);
    font-size: 0.8rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.ulif_cat_book__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    margin-top: auto;
}

.ulif_cat_book__actions .ulif_cat_btn {
    min-height: 36px;
    padding: 0 6px;
    font-size: 0.7rem;
    border-radius: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ulif_cat_filter_empty {
    display: none;
    margin-top: 18px;
    padding: 18px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.8);
    color: var(--ulif-cat-muted);
    text-align: center;
    font-weight: 600;
}

.ulif_cat_filter_empty.is-visible {
    display: block;
}

/* ——— Login nudge ——— */
.ulif_cat_nudge {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin: 36px 0 40px;
    padding: 22px 24px;
    border-radius: 20px;
    background: linear-gradient(120deg, #1f1b16 0%, #2c2419 55%, #3a2c18 100%);
    color: #fff;
    box-shadow: 0 16px 40px rgba(34, 28, 20, 0.28);
}

.ulif_cat_nudge h3 {
    margin: 0 0 6px;
    font-size: 1.15rem;
    font-weight: 800;
}

.ulif_cat_nudge p {
    margin: 0;
    max-width: 34rem;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.9rem;
    line-height: 1.5;
}

.ulif_cat_nudge .ulif_cat_btn--primary {
    flex: 0 0 auto;
}

/* ——— Empty ——— */
.ulif_cat_empty {
    padding: 48px 24px;
    border: 1px dashed rgba(224, 150, 32, 0.35);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 8px;
}

.ulif_cat_empty i {
    display: block;
    margin-bottom: 12px;
    color: var(--ulif-cat-orange);
    font-size: 2rem;
}

.ulif_cat_empty strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.ulif_cat_empty p {
    margin: 0 auto 18px;
    max-width: 28rem;
    color: var(--ulif-cat-muted);
}

/* ——— Autres catégories ——— */
.ulif_cat_others {
    margin-top: 40px;
    padding-top: 8px;
}

.ulif_cat_others h2 {
    margin: 0 0 14px;
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: none;
}

.ulif_cat_chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ulif_cat_chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 16px;
    border: 1px solid var(--ulif-cat-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--ulif-cat-ink) !important;
    font-size: 0.84rem;
    font-weight: 700;
    text-decoration: none !important;
    transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.ulif_cat_chip:hover,
.ulif_cat_chip.is-current {
    border-color: rgba(224, 150, 32, 0.45);
    background: var(--ulif-cat-orange-soft);
    color: var(--ulif-cat-orange-dark) !important;
    transform: translateY(-1px);
    text-decoration: none !important;
}

/* ——— Responsive ——— */
@media (max-width: 991.98px) {
    .ulif_cat_hero {
        grid-template-columns: 1fr;
    }

    /* Mobile : texte au-dessus, image en dessous (ordre DOM naturel) */
    .ulif_cat_hero__copy {
        order: 0;
    }

    .ulif_cat_hero__visual {
        order: 1;
        max-width: 100%;
        max-height: 200px;
        aspect-ratio: 16 / 10;
        margin-left: 0;
    }

    .ulif_cat_grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 767.98px) {
    .ulif_cat {
        padding: 18px 0 56px;
    }

    .ulif_cat_hero {
        padding: 20px;
        border-radius: 22px;
        gap: 18px;
    }

    .ulif_cat_hero__actions {
        flex-wrap: nowrap;
        gap: 8px;
        width: 100%;
    }

    .ulif_cat_hero__actions .ulif_cat_btn {
        flex: 1 1 0;
        min-width: 0;
        min-height: 42px;
        padding: 0 10px;
        font-size: 0.78rem;
        white-space: nowrap;
    }

    .ulif_cat_hero__actions .ulif_cat_btn i {
        font-size: 0.85rem;
    }

    .ulif_cat_stats,
    .ulif_cat_perks {
        grid-template-columns: 1fr;
    }

    /* Mobile : bleed horizontal uniquement sur le carrousel */
    .ulif_cat_shelf {
        margin-right: 0;
    }

    .ulif_cat_grid {
        display: flex;
        flex-wrap: nowrap;
        gap: 14px;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        scroll-padding-left: 2px;
        -webkit-overflow-scrolling: touch;
        margin-right: -18px;
        padding: 4px 18px 8px 2px;
        scrollbar-width: none;
    }

    .ulif_cat_grid::-webkit-scrollbar {
        display: none;
    }

    .ulif_cat_book {
        flex: 0 0 min(72vw, 240px);
        max-width: min(72vw, 240px);
        scroll-snap-align: start;
    }

    .ulif_cat_book__excerpt {
        display: none;
    }

    .ulif_cat_book__actions {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }

    .ulif_cat_book__actions .ulif_cat_btn {
        min-height: 34px;
        padding: 0 4px;
        font-size: 0.68rem;
    }

    .ulif_cat_scroll_hint {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        box-sizing: border-box;
        width: 100%;
        max-width: 100%;
        margin: 12px auto 0;
        padding: 12px 14px;
        border: 1px dashed rgba(224, 150, 32, 0.45);
        border-radius: 14px;
        background: rgba(255, 243, 223, 0.75);
        color: var(--ulif-cat-orange-dark);
        cursor: pointer;
        font-family: inherit;
        font-size: 0.82rem;
        font-weight: 800;
        text-align: center;
        transition: opacity 0.25s ease, transform 0.25s ease;
    }

    .ulif_cat_scroll_hint[hidden] {
        display: none !important;
    }

    .ulif_cat_scroll_hint__arrow {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border-radius: 50%;
        background: var(--ulif-cat-orange);
        color: #fff;
        font-size: 0.95rem;
        animation: ulif_cat_hint_nudge 1.35s ease-in-out infinite;
    }

    @keyframes ulif_cat_hint_nudge {
        0%, 100% { transform: translateX(0); }
        50% { transform: translateX(6px); }
    }

    .ulif_cat_books_head {
        align-items: stretch;
    }

    .ulif_cat_filters {
        width: 100%;
        justify-content: center;
    }

    .ulif_cat_nudge {
        text-align: center;
        justify-content: center;
    }

    .ulif_cat_reveal {
        transform: translateY(28px);
    }
}

@media (max-width: 419.98px) {
    .ulif_cat_book {
        flex-basis: 78vw;
        max-width: 78vw;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ulif_cat_reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .ulif_cat_scroll_hint__arrow {
        animation: none;
    }

    .ulif_cat_book,
    .ulif_cat_btn,
    .ulif_cat_chip,
    .ulif_cat_book__cover img {
        transition: none;
    }

    .ulif_cat_book:hover,
    .ulif_cat_btn:hover {
        transform: none;
    }
}