/* ==========================================================================
   components.css — Stili per card, filtri, selezione, pulsanti, badge, toast
   ========================================================================== */

/* ==========================================================================
   Product Card
   ========================================================================== */

.product-card {
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    cursor: pointer;
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.product-card:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.product-card__image-container {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    background-color: var(--color-background);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-card__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-sm);
}

.product-card__image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 2rem;
    opacity: 0.4;
    background-color: var(--color-background);
}

.product-card__info {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.product-card__brand {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-card__model {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.product-card__color {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.product-card__price {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-primary);
    margin-top: var(--spacing-xs);
}

/* ==========================================================================
   Mobile Filter Toggle Button
   ========================================================================== */

.filter-toggle-btn {
    display: none;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    min-height: var(--touch-target-min);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text);
    cursor: pointer;
    margin-bottom: var(--spacing-md);
    transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.filter-toggle-btn:hover {
    background-color: var(--color-primary-light);
    border-color: var(--color-primary);
}

.filter-toggle-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.filter-toggle-btn__icon {
    font-size: var(--font-size-lg);
}

.filter-toggle-btn__text {
    flex: 1;
    text-align: left;
}

.filter-toggle-btn__arrow {
    font-size: var(--font-size-sm);
    transition: transform var(--transition-fast);
}

.filter-toggle-btn--open .filter-toggle-btn__arrow {
    transform: rotate(180deg);
}

/* ==========================================================================
   Pannello Filtri
   ========================================================================== */

.filters-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.filters-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
}

.filters-result-count {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ---------- Gruppo filtro ---------- */

.filter-group {
    border-bottom: 1px solid var(--color-border);
}

.filter-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md);
    min-height: var(--touch-target-min);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-align: left;
    transition: background-color var(--transition-fast);
}

.filter-group-header:hover {
    background-color: var(--color-background);
}

.filter-group-header:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.filter-group-label {
    flex: 1;
}

.filter-group-icon {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

/* ---------- Contenuto gruppo filtro ---------- */

.filter-group-content {
    padding: 0 var(--spacing-md) var(--spacing-md);
    max-height: 300px;
    overflow-y: auto;
    transition: max-height var(--transition-normal), padding var(--transition-normal), opacity var(--transition-normal);
    opacity: 1;
}

.filter-group-content--collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    overflow: hidden;
    opacity: 0;
}

/* ---------- Item filtro (checkbox / radio) ---------- */

.filter-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    min-height: var(--touch-target-min);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.filter-item:hover {
    color: var(--color-primary);
}

.filter-checkbox,
.filter-radio {
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--color-primary);
}

/* Garantisce touch target minimo 44x44px per gli input */
.filter-checkbox-label,
.filter-radio-label {
    position: relative;
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
}

.filter-item-text {
    line-height: 1.4;
    word-break: break-word;
}

/* ---------- Filtro prezzo (range slider) ---------- */

.filter-price-content {
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
}

.filter-price-labels {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.filter-price-value {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.filter-price-sliders {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.filter-price-slider-label {
    display: block;
}

.filter-range-slider {
    width: 100%;
    height: 6px;
    min-height: var(--touch-target-min);
    cursor: pointer;
    accent-color: var(--color-primary);
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
}

.filter-range-slider::-webkit-slider-runnable-track {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
}

.filter-range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 50%;
    margin-top: -7px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.filter-range-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.filter-range-slider::-moz-range-track {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    border: none;
}

.filter-range-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--color-primary);
    border-radius: 50%;
    border: none;
    cursor: pointer;
}

.filter-range-slider:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ---------- Pulsante Reset Filtri ---------- */

.filters-reset-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: calc(100% - var(--spacing-md) * 2);
    margin: var(--spacing-md);
    min-height: var(--touch-target-min);
}


/* ==========================================================================
   Pagina Dettaglio Prodotto
   ========================================================================== */

.product-detail {
    max-width: 1000px;
    margin: 0 auto;
}

.product-detail__header {
    margin-bottom: var(--spacing-lg);
}

.product-detail__back {
    text-decoration: none;
}

.product-detail__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* ---------- Immagine ---------- */

.product-detail__image-container {
    background-color: var(--color-surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1;
}

.product-detail__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--spacing-lg);
}

.product-detail__image--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-background);
}

.product-detail__placeholder-icon {
    font-size: 4rem;
    opacity: 0.4;
}

/* ---------- Info Prodotto ---------- */

.product-detail__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-detail__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
}

.product-detail__price {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-primary);
}

/* ---------- Specifiche (dt/dd) ---------- */

.product-detail__specs {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-background);
    border-radius: var(--border-radius-md);
}

.product-detail__spec-label {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.product-detail__spec-value {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    word-break: break-word;
}

/* ---------- Pulsante aggiungi ---------- */

.product-detail__add-btn {
    margin-top: var(--spacing-lg);
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

/* ---------- Loading e Error States ---------- */

.product-detail__loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.product-detail__error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    gap: var(--spacing-md);
}


/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-surface);
    z-index: 9999;
    animation: toast-in 0.3s ease, toast-out 0.3s ease 3.7s;
    box-shadow: var(--shadow-lg);
    max-width: 90%;
    text-align: center;
}

.toast-error {
    background-color: var(--color-error);
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    to {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}


/* ==========================================================================
   Pagina Selezione
   ========================================================================== */

.selection-page {
    max-width: 1100px;
    margin: 0 auto;
}

.selection-page__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

/* ---------- Stato vuoto ---------- */

.selection-page--empty {
    text-align: center;
    padding-top: var(--spacing-2xl);
}

.selection-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
}

.selection-empty__text {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
}

.selection-empty__link {
    min-width: 200px;
}

/* ---------- Tabella selezione ---------- */

.selection-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.selection-table__th {
    padding: var(--spacing-md);
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    background-color: var(--color-background);
    border-bottom: 2px solid var(--color-border);
    white-space: nowrap;
}

.selection-table__th--image {
    width: 80px;
}

.selection-table__th--price,
.selection-table__th--total {
    text-align: right;
}

.selection-table__th--qty {
    text-align: center;
    width: 100px;
}

.selection-table__th--action {
    width: 60px;
    text-align: center;
}

.selection-table__row {
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.selection-table__row:hover {
    background-color: var(--color-background);
}

.selection-table__td {
    padding: var(--spacing-md);
    vertical-align: middle;
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.selection-table__td--image {
    width: 80px;
    padding: var(--spacing-sm);
}

.selection-table__td--price,
.selection-table__td--total {
    text-align: right;
    font-weight: 500;
    white-space: nowrap;
}

.selection-table__td--qty {
    text-align: center;
}

.selection-table__td--action {
    text-align: center;
}

.selection-table__img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
    background-color: var(--color-background);
}

.selection-table__img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--color-background);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-lg);
    opacity: 0.4;
}

.selection-table__qty-input {
    width: 70px;
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: center;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    min-height: var(--touch-target-min);
    transition: border-color var(--transition-fast);
}

.selection-table__qty-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.btn-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--touch-target-min);
    height: var(--touch-target-min);
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.btn-remove:hover {
    color: var(--color-error);
    background-color: #fce8e6;
}

/* ---------- Riepilogo ---------- */

.selection-summary {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-surface);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.selection-summary__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.selection-summary__item--total {
    margin-left: auto;
}

.selection-summary__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.selection-summary__value {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
}

.selection-summary__item--total .selection-summary__value {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

/* ---------- Azioni ---------- */

.selection-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.selection-actions__btn {
    min-width: 160px;
}

/* ---------- Toast success ---------- */

.toast-success {
    background-color: var(--color-success);
}

/* ==========================================================================
   Spinner Overlay — Overlay per operazioni asincrone (es. invio selezione)
   ========================================================================== */

.spinner-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9998;
}

.spinner-overlay__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background-color: var(--color-surface);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.spinner-overlay__message {
    margin: 0;
    font-size: var(--font-size-base);
    color: var(--color-text);
    font-weight: 500;
}


/* ==========================================================================
   Admin Import Page
   ========================================================================== */

.admin-import-page {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.admin-import-page__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.admin-import-page__desc {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.admin-import-page__form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.admin-import-page__label {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.admin-import-page__file-input {
    padding: var(--spacing-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
}

.admin-import-page__btn {
    align-self: flex-start;
}

.admin-import-page__status {
    margin-top: var(--spacing-lg);
}

/* ==========================================================================
   Sezione Admin — tab (Import catalogo / Import Brand)
   ========================================================================== */
.admin-page {
    max-width: 960px;
    margin: 0 auto;
    padding: var(--spacing-lg, 24px) var(--spacing-md, 16px);
}

.admin-title {
    margin-bottom: var(--spacing-md, 16px);
}

.admin-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid var(--color-border);
    margin-bottom: var(--spacing-lg, 24px);
}

.admin-tab {
    padding: 10px 20px;
    text-decoration: none;
    color: var(--color-text-secondary, #666);
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: 6px 6px 0 0;
    margin-bottom: -2px;
    font-weight: 500;
    transition: color 0.15s, background-color 0.15s, border-color 0.15s;
}

.admin-tab:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.admin-tab.active {
    color: var(--color-primary);
    border-color: var(--color-border);
    border-bottom: 2px solid var(--color-bg, #fff);
    background-color: var(--color-bg, #fff);
}

.admin-tab:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}