/**
 * Stili per il componente Carousel
 * Version: 1.2.0 - Custom properties per personalizzazione simboli e colori
 * Version: 1.2.1 - Diminuita la dimensione delle immagini, nascosto excerpt
 * Version: 1.2.2 - Riordinate le regole per il dimensionamento responsive e diminuita ulteriormente la dimensione delle immagini, dei titoli e del meta
 */

/* ========================================
   CUSTOM PROPERTIES - Personalizzazione
   ======================================== */

:root {
    /* Simboli frecce - Personalizza questi valori */
    /*--carousel-prev-symbol: '◁';
    --carousel-next-symbol: '▷';*/
    --carousel-prev-symbol: '◀';
    --carousel-next-symbol: '▶';

    /* Colori controlli */
    --carousel-control-bg: rgba(214, 0, 0, 0.8);
    --carousel-control-bg-hover: rgba(214, 0, 0, 0.8);
    --carousel-control-color: white;
    --carousel-control-size: 50px;
    --carousel-control-font-size: 2rem;
}

/* ========================================
   CAROUSEL SECTION - Container principale
   ======================================== */

.carousel-section {
    /*margin: 2rem 0;*/
    position: relative;
}

/* ========================================
   CAROUSEL CONTAINER
   ======================================== */

.carousel-container {
    position: relative;
    overflow: hidden;
    /*padding: 1rem 0;*/
}

/* ========================================
   CAROUSEL TRACK - Il binario che scorre
   ======================================== */

.carousel-track {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.carousel-track.is-transitioning {
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-track.no-transition {
    transition: none;
}

/* ========================================
   CAROUSEL ITEMS
   ======================================== */

.carousel-item {
    flex: 0 0 auto;
    width: var(--carousel-item-width);  /* era 400px */
    scroll-snap-align: start;
}

.carousel-item-duplicate {
    /* Gli items duplicati mantengono lo stesso stile */
    opacity: 1;
}

/* ========================================
   CAROUSEL CARD
   ======================================== */

.carousel-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.carousel-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ========================================
   THUMBNAIL
   ======================================== */

.carousel-thumbnail {
    position: relative;
    overflow: hidden;
    background: #f5f5f5;
    aspect-ratio: unset;                /* rimuovi aspect-ratio */
    height: var(--carousel-thumbnail-height);
}

.carousel-thumbnail a {
    display: block;
    height: 100%;
}

.carousel-thumbnail img.carousel-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.carousel-card:hover .carousel-thumbnail img.carousel-img {
    transform: scale(1.05);
}

/* ========================================
   LAYOUT OVERLAY
   ======================================== */

.carousel-overlay-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.carousel-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    /*
    background: linear-gradient(
            to top,
            rgba(0, 0, 0, 0.9) 0%,
            rgba(0, 0, 0, 0.7) 50%,
            transparent 100%
    );
    */
    padding: 1.5rem 1rem 1rem;
    color: white;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.carousel-card:hover .carousel-overlay {
    transform: translateY(-5px);
}

.carousel-overlay .carousel-title {
    /* color: #ff3232; */
    color: white;
    /*color: #ff0000;*/
    /*text-shadow: 10px 10px 10px #000;*/
    /*text-shadow: 10px 10px 30px #000;*/
    /*text-shadow: 10px 10px 5px #000;*/
    /*text-shadow: 2px 2px 5px #000;*/
    /*text-shadow: 2px 2px 10px #000;*/
    text-shadow:
        -1px -1px 1px #444,
         1px -1px 1px #444,
        -1px  1px 1px #444,
         2px  2px 5px #000;
    font-weight: 1000;
    margin: 0 0 0.5rem 0;
    font-size: var(--carousel-title-font-size); 
    font-style: italic;
    line-height: 1.5;
}

.carousel-overlay .article-meta {
    color: rgba(255, 255, 255, 0.9);
}

.carousel-overlay .article-meta svg {
    filter: brightness(0) invert(1);
}

.carousel-overlay .carousel-excerpt {
    /**/display: none;/**/
    /*/
    color: rgba(255, 0, 0, 0);
    text-shadow: 1px 1px #000000;
    /*/
    color: rgba(255, 255, 255, 1);
    text-shadow: 2px 2px 10px #000;
    /**/
    font-size: 1em;
    font-weight: bold;
    font-style: italic;
}

.carousel-overlay .category-badge {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 0.5px solid rgba(255, 255, 255, 0.3);
}

/* ========================================
   CONTENT
   ======================================== */

.carousel-content {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Quando non è overlay, il content è normale */
.carousel-overlay-mode .carousel-content:not(.carousel-overlay) {
    padding: 1rem;
}

.carousel-title {
    margin: 0;
    font-size: var(--carousel-title-font-size); 
    line-height: 1.4;
    font-weight: 600;
}

.carousel-title a {
    color: #333;
    text-decoration: none;
    transition: color 0.2s ease;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.carousel-title a:hover {
    color: #0066cc;
}

/* ========================================
   METADATA
   ======================================== */

.carousel-card .article-meta {
    display: flex;
    gap: 1rem;
    /*font-size: 0.85rem;*/
    font-size: var(--article-meta-font-size);
    font-weight: var(--article-meta-font-weight);
    
    /*color: var(--color-text-secondary, #666);*/
    flex-wrap: wrap;
}

.carousel-card .article-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.carousel-card .article-meta svg {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

/* ========================================
   EXCERPT
   ======================================== */

.carousel-excerpt {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #666;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* Category badge nello excerpt */
.carousel-excerpt .category-badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.15rem 0.5rem;
    font-size: 0.75rem;
    border-radius: 3px;
    background: #e6f2ff;
    color: #0066cc;
    white-space: nowrap;
}

/* ========================================
   CAROUSEL CONTROLS - Solo Laterali (Senza Pause)
   ======================================== */

.carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    align-items: center;
    pointer-events: none; /* Permette click sugli elementi sottostanti */
    padding: 0 1rem;
    z-index: 10;
}

.carousel-control {
    pointer-events: all; /* Riabilita click sui pulsanti */
    width: var(--carousel-control-size);
    height: var(--carousel-control-size);
    border: none;
    background: var(--carousel-control-bg);
    backdrop-filter: blur(4px);
    color: var(--carousel-control-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--carousel-control-font-size);
    transition: all 0.3s ease;
    user-select: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    padding-left: 20px;
    padding-bottom: 18px;
}

.carousel-control:hover:not(:disabled) {
    background: var(--carousel-control-bg-hover);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.carousel-control:active:not(:disabled) {
    transform: scale(0.95);
}

.carousel-control:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-control span {
    line-height: 1;
}

/* ✅ Usa simboli da custom properties */
.carousel-prev span::before {
    content: var(--carousel-prev-symbol);
    color: white;
}

.carousel-next span::before {
    content: var(--carousel-next-symbol);
    color: white;
}

/* Pulsante prev a sinistra */
.carousel-prev {
    margin-left: -0.5rem; /* Sporge leggermente */
}

/* Pulsante next a destra */
.carousel-next {
    margin-right: -0.5rem; /* Sporge leggermente */
}

/* ========================================
   STATI SPECIALI
   ======================================== */

/* Quando il carousel è in pausa */
.carousel-container.is-paused .carousel-track {
    animation-play-state: paused;
}

/* Quando non ci sono thumbnail */
.carousel-card.no-thumbnail .carousel-content {
    padding-top: 1.5rem;
}

/* ========================================
   DIMENSIONI CAROUSEL
   ======================================== */
:root {
    --carousel-title-font-size: clamp(0.7rem, 1.8vw, 1.3rem);
    --article-meta-font-size: 0.85rem;
    --article-meta-font-weight: 700;
    /*--carousel-item-width: 45vw;*/ 
    --carousel-item-width: 400px;
    --carousel-thumbnail-height: calc(var(--carousel-item-width) * 9 / 16);
    /* overlay: calc(var(--carousel-item-width) * 10 / 16) */
    /*--carousel-card-content-height: 110px; /* stima padding + titolo + meta */
    /*--carousel-card-height: calc(var(--carousel-thumbnail-height) + var(--carousel-card-content-height));*/
}
/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/*
* Schermo landscape desktop piccolo o grande tablet*/
@media screen and (min-width: 1025px) and (max-height: 900px) {
    :root {
        --carousel-item-width: calc(84vh - 350px);
        --carousel-title-font-size: clamp(0.7rem, 1.3vw, 1.3rem);
        /*--carousel-title-font-size: clamp(0.8rem, 2.4vw, 1.2rem);*/
        --article-meta-font-size: clamp(0.4rem, 1vw, 1.3rem);
        /*0.85rem;*/
    }
    .carousel-overlay .carousel-title,
    .carousel-overlay .article-meta
    {
        margin:0px;
    }
}

@media screen and (min-width: 1025px) and (max-height: 770px) {
    :root {
        --carousel-item-width: 100vw;
        --carousel-thumbnail-height: 2em;
    }

    .carousel-thumbnail {
        background-color: #d60000;
    }
    .carousel-thumbnail img {
        display: none;
    }

    /* ── Singola riga: titolo + meta ── */
    .carousel-content,
    .carousel-overlay {
        flex-direction: row;
        align-items: baseline;
        gap: 0.75rem;
        flex-wrap: nowrap;
        padding: 0.5rem 1rem 0.5rem 4rem;
    }

    .carousel-content .carousel-title,
    .carousel-overlay .carousel-title {
        flex: 0 1 auto;          /* si restringe ma non espande */
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        margin: 0;
        -webkit-line-clamp: unset;   /* annulla il clamp a 2 righe */
    }

    .carousel-content .article-meta,
    .carousel-overlay .article-meta {
        flex: 0 0 auto;          /* non si restringe */
        flex-wrap: nowrap;
        margin: 0;
        gap: 0.5rem;
    }

    .carousel-card:hover .carousel-thumbnail img.carousel-img {
        transform: none;
    }

    .carousel-card:hover .carousel-overlay {
        transform: none;
    }

    .carousel-card:hover {
        transform: none;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);  /* valore base, senza hover */
    }

    .carousel-card.no-thumbnail .carousel-content,
    .carousel-card .carousel-content {
        padding-top: 0.5rem;
    }
}

/* Tablet */
@media screen and (max-width: 1024px) {

    .carousel-control {
        width: 44px;
        height: 44px;
        font-size: 1.75rem;
    }

    :root {
        /*--carousel-item-width: 350px;
        --carousel-item-width: 45vw;*/
        --carousel-item-width: 39vw; 
        --carousel-title-font-size: clamp(0.7rem, 1.8vw, 1.3rem);
        /*--carousel-title-font-size: clamp(0.8rem, 2.4vw, 1.2rem);*/
        --article-meta-font-size: clamp(0.4rem, 1.8vw, 1.3rem);
        /*0.85rem;*/
    }

    /*
    .carousel-overlay .carousel-title {
	text-shadow: 2px 2px 5px #000;
	font-weight: 900;
	margin: 0 0 0.5rem 0;
	font-size: 0.9em;
	line-height: 1;
    }
    */

    .carousel-overlay .carousel-excerpt {
        font-size: 0.7em;
    }
}

/* Mobile */
@media screen and (max-width: 768px) {

    .carousel-overlay .carousel-title,
    .carousel-overlay .article-meta
    {
        margin:0px;
    }

    /*
    .carousel-overlay .article-meta .meta-date {
        display:none;
    }
    */

    .carousel-track {
        gap: 1rem;
    }

    /*
    .carousel-title {
        font-size: 1rem;
    }
    */

    .carousel-excerpt {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
    }

    .carousel-control {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .carousel-pause {
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }

    /* Frecce meno sporgenti su mobile */
    .carousel-prev,
    .carousel-next {
        margin-left: 0;
        margin-right: 0;
    }
}

/* Mobile piccoli */
@media screen and (max-width: 480px) {
/*
    :root {
        --carousel-item-width: 45vw; 
        --carousel-title-font-size: clamp(0.8rem, 2.8vw, 1.8rem);
    }
*/
:root {
        /*--carousel-item-width: 45vw;*/
        --carousel-item-width: 90vw; 
        --carousel-thumbnail-height: calc(var(--carousel-item-width) * 1 / 3);
        --carousel-title-font-size: clamp(0.7rem, 3.6vw, 1.3rem);
        /*--carousel-title-font-size: clamp(0.8rem, 2.4vw, 1.2rem);*/
        --article-meta-font-size: clamp(0.4rem, 3.6vw, 1.3rem);
        /*0.85rem;*/
    }
    
    .carousel-overlay .carousel-title {
        text-shadow: 2px 2px 5px #000;
        font-weight: 900;
        margin: 0 0 0.5rem 0;
        line-height: 1;
    }

/*
    .carousel-section {
        margin: 1.5rem 0;
    }

    .carousel-content {
        padding: 0.75rem;
    }
*/
    .carousel-card .article-meta {
        font-size: var(--article-meta-font-size);
        font-weight: var(--article-meta-font-weight);
    }

    .carousel-controls {
        padding: 0 0.5rem;
    }

    .carousel-control {
        width: 36px;
        height: 36px;
        font-size: 1.25rem;
    }
}

/* ========================================
   ACCESSIBILITÀ
   ======================================== */

/* Focus visibile per navigazione da tastiera */
.carousel-control:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}

.carousel-title a:focus-visible {
    outline: 2px solid #0066cc;
    outline-offset: 2px;
    border-radius: 2px;
}

/* Riduzione movimento per accessibilità */
@media (prefers-reduced-motion: reduce) {
    .carousel-track,
    .carousel-card,
    .carousel-control,
    .carousel-thumbnail img,
    .carousel-overlay {
        transition: none !important;
        animation: none !important;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .carousel-controls {
        display: none;
    }

    .carousel-track {
        flex-wrap: wrap;
    }

    .carousel-item {
        page-break-inside: avoid;
    }
}