/*
========================================================================================
    CSS LIBRI — NonSoloFitness
    Condiviso tra pagina dettaglio e pagina lista
========================================================================================
    Richiede: css_2026_Variabili_globali.css
========================================================================================

    INDICE:
    1. Skip link
    2. Stato carrello (condiviso)
    3. DETTAGLIO — Hero
    4. DETTAGLIO — Specifiche
    5. DETTAGLIO — Argomenti tag
    6. DETTAGLIO — Box acquisto
    7. DETTAGLIO — Nav post-aggiunta
    8. DETTAGLIO — Sezioni contenuto
    9. DETTAGLIO — Indice accordion
    10. DETTAGLIO — Anteprima iframe
    11. DETTAGLIO — Vedi anche (correlati)
    12. Navigazione tag fondo pagina (condiviso)
    13. Carrello libri menu badge (condiviso)
    14. DETTAGLIO — Responsive
    15. LISTA — Titolo pagina
    16. LISTA — Toolbar ricerca + ordinamento
    17. LISTA — Chip tag filtri
    18. LISTA — Messaggi stato
    19. LISTA — Sezioni e griglia
    20. LISTA — Card libro
    21. LISTA — Acquisto dentro card
    22. LISTA — Pulsante mostra catalogo
    23. LISTA — Responsive
    24. Toast carrello (condiviso)

========================================================================================
*/



/* ============================================
   1. SKIP LINK
   ============================================ */
.skip-link {
    position: absolute; top: -100px; left: 0; z-index: 9999;
    padding: 10px 16px; font-size: 14px; font-weight: 600;
    background: var(--nsf-red); color: var(--nsf-white);
    text-decoration: none; }

.skip-link:focus {
    top: 0; }



/* ============================================
   2. STATO CARRELLO (condiviso dettaglio+lista)
   ============================================ */
.libro-acquisto-stato {
    font-size: 14px; color: var(--nsf-gray-700); margin: 0 0 10px;
    padding: 8px 12px; background: var(--nsf-gray-50);
    border-left: 3px solid var(--nsf-info); }



/* ============================================
   3. DETTAGLIO — Hero
   ============================================ */
.libro-hero {
    display: flex; gap: 40px; margin-bottom: 40px; align-items: flex-start; }

.libro-hero-copertina {
    flex-shrink: 0; width: 300px; }

.libro-hero-copertina img {
    width: 100%; height: auto; }

.libro-hero-info {
    flex: 1; min-width: 0; }

.libro-hero-info .libro-titolo {
    font-size: 26px; font-weight: 600; color: var(--nsf-black-soft);
    margin: 0 0 6px; line-height: 1.3; }

.libro-hero-info .libro-sottotitolo {
    font-size: 15px; font-weight: 400; color: var(--nsf-gray-800);
    margin: 0 0 14px; font-style: italic; }



/* ============================================
   4. DETTAGLIO — Specifiche
   ============================================ */
.wrapper-specifiche {
    margin-bottom: 20px; border-top: 1px solid var(--nsf-gray-250); }

.specifiche-riga {
    display: flex; border-bottom: 1px solid var(--nsf-gray-250);
    opacity: 0; transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease; }

.specifiche-riga.visible {
    opacity: 1; transform: translateY(0); }

.specifiche-label {
    width: 100px; flex-shrink: 0; padding: 8px 0;
    font-size: 13px; font-weight: 700; color: var(--nsf-black-soft);
    text-transform: uppercase; }

.specifiche-valore {
    flex: 1; padding: 8px 0; font-size: 14px; color: var(--nsf-gray-800); }

.specifiche-valore a {
    color: var(--nsf-red); text-decoration: none; }

.specifiche-valore a:hover {
    opacity: 0.8; }

.specifiche-valore strong {
    font-weight: 600; color: var(--nsf-black-soft); }



/* ============================================
   5. DETTAGLIO — Argomenti tag
   ============================================ */
/* ============================================
   5. Argomenti tag (condiviso dettaglio+lista)
   ============================================ */
.libro-argomenti,
.libro-card-argomenti {
    display: flex; flex-wrap: wrap; gap: 6px; }

.libro-argomenti a,
.libro-card-argomenti a {
    display: inline-block; padding: 4px 12px; font-size: 12px; font-weight: 500;
    background: var(--nsf-gray-150); border: 1px solid var(--nsf-gray-350);
    color: var(--nsf-gray-800); text-decoration: none;
    transition: all 0.2s ease; }

.libro-argomenti a:hover,
.libro-card-argomenti a:hover {
    background: var(--nsf-red); color: var(--nsf-white); border-color: var(--nsf-red); }



/* ============================================
   6. DETTAGLIO — Box acquisto
   ============================================ */
.libro-acquisto {
    padding: 20px; border: 1px solid var(--nsf-gray-250);
    width: 100%; max-width: 400px; text-align: center; }

.libro-acquisto-prezzo {
    font-size: 30px; font-weight: 600; color: var(--nsf-black-soft); }

.libro-acquisto-riga {
    display: flex; flex-direction: column; align-items: center; gap: 12px; }

.libro-acquisto-prezzo-qty {
    display: flex; align-items: center; justify-content: center;
    gap: 16px; margin-bottom: 4px; }

.libro-acquisto-qty {
    display: inline-flex; align-items: center; gap: 6px; }

.libro-acquisto-qty label {
    font-size: 13px; color: var(--nsf-gray-800); }

.libro-acquisto-qty input[type="number"] {
    width: 56px; padding: 8px 6px; text-align: center; font-size: 15px;
    border: 1px solid var(--nsf-gray-450); }

.libro-acquisto .pulsante_ghost_default {
    max-width: 300px; min-width: 300px; font-size: 13px; font-weight: 600; }

.libro-acquisto .pulsante_ghost_default svg {
    width: 16px; height: 16px; }

.libro-acquisto-bottom {
    margin: 30px auto 40px; }

@media screen and (min-width: 769px) {
    .libro-hero .libro-acquisto {
        text-align: center; }

    .libro-hero .libro-acquisto-riga {
        align-items: center; }
}



/* ============================================
   7. DETTAGLIO — Nav post-aggiunta
   ============================================ */
.libro-acquisto-nav {
    display: none; flex-direction: column; gap: 8px;
    margin: 14px auto 0; max-width: 300px; }
    
.libro-acquisto-nav.lista-elementi {
    margin: 14px 0 0 0 !important; }    

.libro-acquisto-nav.visibile {
    display: flex; }

.libro-acquisto-nav a,
.libro-acquisto-nav button {
    position: relative; display: flex; align-items: center; justify-content: center;
    width: 100%; padding: 10px 32px; font-size: 14px; font-weight: 500;
    text-align: center; text-decoration: none;
    border: 1px solid var(--nsf-info); cursor: pointer;
    transition: all 0.2s ease; background: none; font-family: inherit;
    color: var(--nsf-info); }

.libro-acquisto-nav a:hover,
.libro-acquisto-nav button:hover {
    opacity: 0.5; }

.libro-acquisto-nav svg {
    position: absolute; top: 50%; transform: translateY(-50%);
    width: 16px; height: 16px; flex-shrink: 0; fill: currentColor; }

.libro-acquisto-nav .btn-continua svg {
    left: 5px; }

.libro-acquisto-nav .btn-carrello svg {
    right: 5px; }

.libro-acquisto-nav .btn-rimuovi svg {
    position: static; transform: none; }

.libro-acquisto-nav .btn-rimuovi {
    font-size: 13px; color: var(--nsf-info); border-color: var(--nsf-info); gap: 8px; }

.libro-acquisto-nav .btn-rimuovi:hover {
    opacity: 0.8; }



/* ============================================
   8. DETTAGLIO — Sezioni contenuto
   ============================================ */
.libro-sezione-titolo {
    font-size: 18px; font-weight: 600; color: var(--nsf-info); margin: 30px 0 16px;
    padding-bottom: 6px; border-bottom: 1px solid var(--nsf-gray-250); }

.libro-sezione-titolo.indice {
    border-bottom: none; }

.libro-descrizione {
    font-size: 15px; line-height: 1.7; color: var(--nsf-gray-900); margin-bottom: 20px; }



/* ============================================
   9. DETTAGLIO — Indice accordion
   ============================================ */
.libro-indice {
    font-size: 15px; line-height: 1.6; color: var(--nsf-gray-800); margin-bottom: 20px; }

.libro-indice details {
    margin-bottom: 0; border-bottom: 1px solid var(--nsf-gray-250); overflow: hidden; }

.libro-indice details:first-child {
    border-top: 1px solid var(--nsf-gray-250); }

.libro-indice summary {
    display: flex; justify-content: space-between; align-items: center;
    padding: 16px 10px 16px 0; cursor: pointer;
    font-size: 16px; font-weight: 600; line-height: 1.5;
    color: var(--nsf-black-soft); }

.libro-indice summary:hover {
    color: var(--nsf-red); }

.libro-indice summary::marker,
.libro-indice summary::-webkit-details-marker {
    display: none; }

.libro-indice summary::after {
    content: '+'; font-size: 1.4em; font-weight: 300; color: var(--nsf-gray-600);
    flex-shrink: 0; margin-left: 12px; }

.libro-indice details[open] summary::after {
    content: '−'; }

.libro-indice details[open] summary {
    color: var(--nsf-red); }

.libro-indice ul {
    list-style: none; padding: 0 0 10px; margin: 0; }

.libro-indice li {
    display: flex; align-items: baseline; justify-content: space-between;
    gap: 10px; padding: 7px 6px; font-size: 15px; line-height: 2;
    color: var(--nsf-gray-800); border-bottom: 1px solid var(--nsf-gray-150); }

.libro-indice li:last-child {
    border-bottom: none; }

.libro-indice li:nth-child(even) {
    background: var(--nsf-gray-50); }

.libro-indice-pag {
    flex-shrink: 0; font-size: 13px; color: var(--nsf-gray-600);
    white-space: nowrap; text-align: right; min-width: 30px; }

.libro-indice-media {
    flex-shrink: 0; display: inline-flex; align-items: center; gap: 6px;
    margin-left: auto; }

.libro-indice-media a {
    display: inline-flex; align-items: center; color: var(--nsf-red);
    text-decoration: none; transition: opacity 0.2s ease; }

.libro-indice-media a:hover {
    opacity: 0.7; }

.libro-indice-media svg {
    width: 18px; height: 18px; fill: var(--nsf-red); }



/* ============================================
   10. DETTAGLIO — Anteprima iframe
   ============================================ */
.libro-anteprima iframe {
    width: 100%; min-height: 400px; border: 1px solid var(--nsf-gray-250); }



/* ============================================
   11. DETTAGLIO — Vedi anche (correlati)
   ============================================ */
.libro-correlati-griglia {
    display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }

.libro-correlati-item {
    width: 180px; text-align: center; text-decoration: none; }

.libro-correlati-item img {
    width: 100%; height: auto; transition: transform 0.2s ease; }

.libro-correlati-item img:hover {
    transform: translateY(-3px); }

.libro-correlati-item span {
    display: block; margin-top: 8px; font-size: 13px; font-weight: 500;
    color: var(--nsf-gray-900); line-height: 1.3; }



/* ============================================
   12. Navigazione tag fondo pagina (condiviso)
   ============================================ */
.libro-nav-tag {
    margin: 40px 0 20px; padding-top: 20px;
    border-top: 1px solid var(--nsf-gray-250); }

.libro-nav-tag-titolo {
    font-size: 15px; font-weight: 600; color: var(--nsf-gray-900);
    margin-bottom: 12px; }

.libro-nav-tag-lista {
    display: flex; flex-wrap: wrap; gap: 8px; }

.libro-nav-tag-lista a {
    display: inline-block; padding: 6px 14px; font-size: 13px; font-weight: 500;
    background: var(--nsf-white); border: 1px solid var(--nsf-gray-350);
    color: var(--nsf-gray-800); text-decoration: none;
    transition: all 0.2s ease; }

.libro-nav-tag-lista a:hover {
    background: var(--nsf-red); color: var(--nsf-white); border-color: var(--nsf-red); }



/* ============================================
   13. Carrello libri menu badge (condiviso)
   ============================================ */
.carrello-libri-menu-wrapper {
    position: relative; display: inline-flex; align-items: center; }

.carrello-libri-badge {
    position: absolute; top: -4px; right: -4px; min-width: 18px; height: 18px;
    padding: 0 5px; font-size: 11px; font-weight: 700; line-height: 18px;
    text-align: center; color: #fff; background: var(--nsf-red);
    border-radius: 50%; pointer-events: none;
    animation: badge-pulse 3s ease-in-out infinite; }

@keyframes badge-pulse {
    0%, 85%, 100% { transform: scale(1); }
    90% { transform: scale(1.3); }
    95% { transform: scale(1); }
}



/* ============================================
   14. DETTAGLIO — Responsive
   ============================================ */
@media screen and (max-width: 768px) {

    .libro-hero {
        flex-direction: column; gap: 20px; align-items: center; }

    .libro-hero-copertina {
        width: 220px; }

    .libro-hero-info {
        text-align: center; }

    .libro-hero-info .libro-titolo {
        font-size: 22px; }

    .specifiche-label {
        width: 80px; font-size: 12px; }

    .specifiche-riga {
        text-align: left; }

    .libro-indice summary {
        font-size: 15px; padding: 14px 6px 14px 0; }

    .libro-indice li {
        font-size: 14px; padding: 6px 4px; }

    .libro-indice-media svg {
        width: 16px; height: 16px; }

    .libro-correlati-item {
        width: 140px; }
}



/* ========================================================================================
   PAGINA LISTA LIBRI
   ======================================================================================== */



/* ============================================
   15. LISTA — Titolo pagina
   ============================================ */
.libri-lista-titolo {
    font-size: 26px; font-weight: 600; color: var(--nsf-black-soft);
    margin: 0 0 6px; line-height: 1.3; }

.libri-lista-sottotitolo {
    font-size: 15px; color: var(--nsf-gray-700); margin: 0 0 24px;
    font-style: italic; }



/* ============================================
   16. LISTA — Toolbar ricerca + ordinamento
   ============================================ */
.libri-toolbar {
    display: flex; gap: 16px; align-items: center; margin-bottom: 20px; flex-wrap: wrap; }

.libri-toolbar-ricerca {
    flex: 1; min-width: 220px; position: relative; }

.libri-toolbar-icona-logo {
    position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 15px; 
    height: 15px; opacity: 0.4; pointer-events: none; }

.libri-toolbar-icona-ricerca {
    position: absolute; right: 16px; top: 50%; transform: translateY(-50%);
    width: 16px; height: 16px; fill: var(--nsf-gray-500); pointer-events: none; }

.libri-ricerca-input {
    width: 100%; padding: 14px 44px 14px 46px; font-size: 16px !important;
    border: 1px solid var(--nsf-gray-750); border-radius: 28px;
    background: var(--nsf-white); font-family: inherit; color: var(--nsf-black-soft);
    transition: border-color 0.2s ease, box-shadow 0.2s ease; }

.libri-ricerca-input:hover {
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.1); }

.libri-ricerca-input:focus {
    outline: none; border-color: var(--nsf-gray-400);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.15); }

.libri-ricerca-input::placeholder {
    color: var(--nsf-gray-500); font-size: 14px; }

.libri-ricerca-reset {
    position: absolute; right: 42px; top: 50%; transform: translateY(-50%);
    width: 28px; height: 28px; padding: 0; border: none; background: none;
    cursor: pointer; display: flex; align-items: center; justify-content: center; }

.libri-ricerca-reset svg {
    width: 14px; height: 14px; fill: var(--nsf-gray-500); }

.libri-ricerca-reset:hover svg {
    fill: var(--nsf-red); }
    
.libri-ricerca-input::-webkit-search-cancel-button {
    -webkit-appearance: none; appearance: none; display: none; }    


/* ============================================
   17. LISTA — Chip tag filtri
   ============================================ */
.libri-chip-tag {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }

.libri-chip {
    display: inline-block; padding: 6px 14px; font-size: 13px; font-weight: 500;
    background: var(--nsf-white); border: 1px solid var(--nsf-gray-350);
    color: var(--nsf-gray-800); text-decoration: none;
    transition: all 0.2s ease; }

.libri-chip:hover {
    border-color: var(--nsf-red); color: var(--nsf-red); }

.libri-chip.attivo {
    background: var(--nsf-red); color: var(--nsf-white);
    border-color: var(--nsf-red); }



/* ============================================
   18. LISTA — Messaggi stato
   ============================================ */
.libri-nessun-risultato {
    padding: 40px 20px; text-align: center; }

.libri-nessun-risultato p {
    font-size: 16px; color: var(--nsf-gray-600); margin: 0; }

.libri-contatore {
    font-size: 13px; color: var(--nsf-gray-600); margin-bottom: 16px; }



/* ============================================
   19. LISTA — Sezioni e griglia
   ============================================ */
.libri-sezione {
    margin-bottom: 30px; }

.libri-sezione-intestazione {
    font-size: 18px; font-weight: 600; color: var(--nsf-info);
    margin: 0 0 16px; padding-bottom: 6px;
    border-bottom: 1px solid var(--nsf-gray-250); }

.libri-griglia {
    display: flex; flex-direction: column; gap: 0; }



/* ============================================
   20. LISTA — Card libro
   ============================================ */
.libro-card {
    display: flex; gap: 20px; align-items: flex-start;
    padding: 20px 0; border-bottom: 1px solid var(--nsf-gray-200); }

.libro-card:last-child {
    border-bottom: none; }

.libro-card-copertina {
    flex-shrink: 0; width: 180px; }

.libro-card-copertina img {
    width: 100%; height: auto; transition: transform 0.2s ease; max-width:150px !important }

.libro-card-copertina:hover img {
    transform: translateY(-2px); }

.libro-card-info {
    flex: 1; min-width: 0; }

.libro-card-titolo {
    font-size: 20px; font-weight: 600; color: var(--nsf-black-soft);
    margin: 0 0 4px; line-height: 1.3; }

.libro-card-titolo a {
    color: inherit; text-decoration: none; }

.libro-card-titolo a:hover {
    color: var(--nsf-red); }

.libro-card-sottotitolo {
    font-size: 15px; color: var(--nsf-gray-800); margin: 0 0 4px;
    font-style: italic; line-height: 1.4; }

.libro-card-autore {
    font-size: 14px; color: var(--nsf-gray-700); margin: 0; line-height: 2; }

.libro-card-pagine {
    font-size: 14px; color: var(--nsf-gray-700); margin: 0; line-height: 2; }

.libro-card-argomenti {
    margin: 0 0 20px; }



/* ============================================
   21. LISTA — Acquisto dentro card
   ============================================ */
.libro-card-acquisto {
    max-width: 340px; }

.libro-card-acquisto .libro-acquisto-stato {
    font-size: 13px; padding: 6px 10px; margin: 0 0 8px; }

.libro-card-acquisto .libro-acquisto-prezzo-qty {
    display: flex; align-items: center; gap: 14px; margin-bottom: 8px;
    justify-content: flex-start; }

.libro-card-acquisto .libro-acquisto-prezzo {
    font-size: 22px; font-weight: 600; color: var(--nsf-black-soft); }

.libro-card-acquisto .libro-acquisto-qty label {
    font-size: 13px; }

.libro-card-acquisto .libro-acquisto-qty input[type="number"] {
    width: 50px; padding: 6px 4px; font-size: 14px; }

.libro-card-acquisto .pulsante_ghost_default {
    font-size: 13px; font-weight: 600; width: 100%; max-width: 300px; }

.libro-card-acquisto .pulsante_ghost_default svg {
    width: 16px; height: 16px; }

.libro-card-acquisto .libro-acquisto-nav {
    width: 100%; max-width: 300px; }



/* ============================================
   22. LISTA — Pulsante mostra catalogo
   ============================================ */
.libri-mostra-tutti-wrapper {
    text-align: center; margin: 30px 0 40px; }

.libri-mostra-tutti {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 32px; font-size: 15px; font-weight: 600;
    color: var(--nsf-white); background: var(--nsf-red);
    text-decoration: none; transition: all 0.2s ease;
    border: 2px solid var(--nsf-red); }

.libri-mostra-tutti:hover {
    background: var(--nsf-white); color: var(--nsf-red); }

.libri-mostra-tutti svg {
    width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }



/* ============================================
   23. LISTA — Responsive
   ============================================ */
@media screen and (max-width: 768px) {

    .libri-lista-titolo {
        font-size: 22px; }

    .libri-toolbar {
        flex-direction: column; gap: 12px; }

    .libri-toolbar-ricerca {
        min-width: 100%; }

    .libri-toolbar-ordinamento {
        width: 100%; }

    .libri-ordinamento-select {
        flex: 1; }

    .libro-card {
        gap: 14px; }

    .libro-card-copertina {
        width: 140px; }

    .libro-card-titolo {
        font-size: 18px; }

    .libro-card-autore {
        font-size: 13px; }

    .libro-card-acquisto .libro-acquisto-prezzo {
        font-size: 18px; }

    .libro-card-acquisto .libro-acquisto-prezzo-qty {
        flex-wrap: wrap; gap: 8px; }

    .libri-mostra-tutti {
        width: 100%; justify-content: center; padding: 12px 20px; font-size: 14px; }
}

@media screen and (max-width: 480px) {

    .libro-card-copertina {
        width: 100px; }

    .libro-card-acquisto .libro-acquisto-prezzo-qty {
        flex-direction: column; align-items: flex-start; gap: 6px; }
}



/* ============================================
   24. Toast carrello (condiviso)
   ============================================ */
.toast-carrello {
    position: absolute; z-index: 9999; padding: 12px 20px;
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 14px; font-weight: 500; color: var(--nsf-white);
    background: var(--nsf-success-alt); border-radius: 4px;
    pointer-events: none; opacity: 0; white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); }

.toast-carrello svg {
    width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }

@keyframes toast-sale {
    0%   { opacity: 1; transform: translateY(0); }
    70%  { opacity: 1; transform: translateY(-60px); }
    100% { opacity: 0; transform: translateY(-80px); }
}

@keyframes toast-scende {
    0%   { opacity: 1; transform: translateY(0); }
    70%  { opacity: 1; transform: translateY(60px); }
    100% { opacity: 0; transform: translateY(80px); }
}