/*
 * GRIGOTEC SRL — Single Product (single-product.css)
 * Scoped la single-product.php. Toate clasele incep cu .grg-product sau .grg-configurator.
 *
 * Layout: 2 coloane desktop (galerie 55% / config 45%), stack mobil (galerie sus).
 * Configurator cards = radio/checkbox vizuale (input ascuns, label = pseudo).
 * Tab-uri: underline animat. Galerie: thumb strip vertical desktop / orizontal mobil.
 *
 * Foloseste exclusiv tokens declarate in global-styles.css. Mobile first.
 * ==========================================================================
 */

/* ==========================================================================
   0. RESET ASTRA / WC
   ========================================================================== */
body.single-product .ast-container,
body.woocommerce.single-product .ast-container {
    max-width: 100% !important;
    padding: 0 !important;
}

body.single-product .site-content,
body.woocommerce.single-product .site-content {
    background-color: var(--grg-bg) !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

body.single-product .product,
body.woocommerce.single-product .product {
    display: block !important;
}

body.single-product .woocommerce-product-gallery,
body.single-product .summary,
body.single-product .woocommerce-tabs,
body.single-product .related,
body.single-product .upsells {
    display: none !important;
}

/* ==========================================================================
   1. WRAPPER + CONTAINER
   ========================================================================== */
.grg-product {
    background-color: var(--grg-bg);
    padding: var(--grg-s-6) 0 var(--grg-s-20);
    min-height: 60vh;
}

.grg-product__container {
    display: block;
}

/* ==========================================================================
   2. BREADCRUMB
   ========================================================================== */
.grg-product__breadcrumb {
    margin-bottom: var(--grg-s-6);
}

.grg-product__breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    gap: var(--grg-s-2);
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.85rem;
    color: var(--grg-text-muted);
}

.grg-product__breadcrumb li + li::before {
    content: "›";
    margin-right: var(--grg-s-2);
    color: var(--grg-border-deep);
}

.grg-product__breadcrumb a {
    color: var(--grg-accent-deep);
}

.grg-product__breadcrumb a:hover,
.grg-product__breadcrumb a:focus {
    color: var(--grg-cta);
}

.grg-product__breadcrumb [aria-current="page"] {
    color: var(--grg-text);
    font-weight: 500;
}

/* ==========================================================================
   3. LAYOUT 2 COLOANE
   ========================================================================== */
.grg-product__layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: var(--grg-s-10);
    align-items: start;
    margin-bottom: var(--grg-s-12);
}

@media (max-width: 960px) {
    .grg-product__layout {
        grid-template-columns: 1fr;
        gap: var(--grg-s-6);
    }
}

/* ==========================================================================
   4. GALERIE
   ========================================================================== */
.grg-product__gallery {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: var(--grg-s-4);
    position: sticky;
    top: var(--grg-s-6);
}

@media (max-width: 768px) {
    .grg-product__gallery {
        grid-template-columns: 1fr;
        position: static;
    }
}

.grg-product__gallery-main {
    grid-column: 2 / 3;
    background-color: var(--grg-surface);
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (max-width: 768px) {
    .grg-product__gallery-main { grid-column: 1; }
}

.grg-product__gallery-main img,
.grg-product__gallery-main svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.grg-product__gallery-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grg-product__gallery-fallback svg { width: 100%; height: 100%; }

.grg-product__gallery-thumbs {
    grid-column: 1 / 2;
    grid-row: 1;
    display: flex;
    flex-direction: column;
    gap: var(--grg-s-2);
}

@media (max-width: 768px) {
    .grg-product__gallery-thumbs {
        grid-column: 1;
        grid-row: 2;
        flex-direction: row;
        overflow-x: auto;
    }
}

.grg-product__gallery-thumb {
    width: 80px;
    height: 80px;
    background: var(--grg-surface);
    border: 2px solid var(--grg-border);
    border-radius: var(--grg-r);
    padding: 0;
    overflow: hidden;
    cursor: pointer;
    flex-shrink: 0;
    transition: border-color var(--grg-dur) var(--grg-ease);
}

.grg-product__gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.grg-product__gallery-thumb:hover,
.grg-product__gallery-thumb:focus-visible {
    border-color: var(--grg-accent);
    outline: none;
}

.grg-product__gallery-thumb.is-active {
    border-color: var(--grg-cta);
}

/* ==========================================================================
   5. INFO COLOANA
   ========================================================================== */
.grg-product__info {
    display: flex;
    flex-direction: column;
}

.grg-product__cat-tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--grg-accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--grg-s-3);
}

.grg-product__title {
    font-family: var(--grg-font-display);
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    color: var(--grg-accent-deep);
    line-height: 1.15;
    margin: 0 0 var(--grg-s-4);
}

.grg-product__short-desc {
    color: var(--grg-text-muted);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--grg-s-5);
}

.grg-product__short-desc p { margin: 0; }

/* ==========================================================================
   6. PRET BOX
   ========================================================================== */
.grg-product__price-box {
    background: linear-gradient(135deg, var(--grg-surface-warm) 0%, var(--grg-bg-alt) 100%);
    border: 1px solid var(--grg-border);
    border-left: 4px solid var(--grg-cta);
    border-radius: var(--grg-r);
    padding: var(--grg-s-4) var(--grg-s-5);
    margin-bottom: var(--grg-s-6);
}

.grg-product__price-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--grg-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 2px;
}

.grg-product__price {
    font-family: var(--grg-font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--grg-cta);
    line-height: 1.1;
    display: block;
}

.grg-product__price .woocommerce-Price-amount {
    color: var(--grg-cta);
    font-family: var(--grg-font-display);
}

.grg-product__price-quote {
    font-style: italic;
    color: var(--grg-accent-deep);
    font-size: 1.25rem;
}

/* Dots (stock indicator) */
.grg-product__dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 4px;
}
.grg-product__dot--success { background-color: var(--grg-success); }
.grg-product__dot--info    { background-color: var(--grg-info); }
.grg-product__dot--warn    { background-color: var(--grg-warning); }

/* ==========================================================================
   7. CONFIGURATOR — comun pentru toate categoriile
   ========================================================================== */
.grg-product__configurator {
    background-color: var(--grg-surface);
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r-lg);
    padding: var(--grg-s-6);
}

.grg-configurator {
    display: flex;
    flex-direction: column;
    gap: var(--grg-s-5);
}

.grg-configurator__group {
    border: none;
    padding: 0;
    margin: 0;
}

.grg-configurator__legend {
    display: block;
    font-family: var(--grg-font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--grg-accent-deep);
    margin-bottom: var(--grg-s-3);
    padding: 0;
}

.grg-configurator__hint {
    display: block;
    margin-top: var(--grg-s-2);
    font-size: 0.8rem;
    color: var(--grg-text-muted);
}

/* ---- CARDS (radio / checkbox vizuale) ---- */
.grg-configurator__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--grg-s-2);
}

.grg-configurator__cards--3col { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 600px) {
    .grg-configurator__cards,
    .grg-configurator__cards--3col {
        grid-template-columns: repeat(2, 1fr);
    }
}

.grg-configurator__card {
    position: relative;
    display: block;
    cursor: pointer;
}

.grg-configurator__card input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    margin: 0;
}

.grg-configurator__card-inner {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--grg-s-3) var(--grg-s-4);
    background-color: var(--grg-surface);
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r);
    text-align: center;
    transition: background-color var(--grg-dur) var(--grg-ease),
                border-color var(--grg-dur) var(--grg-ease),
                color var(--grg-dur) var(--grg-ease),
                box-shadow var(--grg-dur) var(--grg-ease);
    min-height: 56px;
    justify-content: center;
}

.grg-configurator__card--compact .grg-configurator__card-inner {
    min-height: 44px;
    padding: var(--grg-s-2) var(--grg-s-3);
}

.grg-configurator__card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--grg-text);
    line-height: 1.2;
}

.grg-configurator__card-meta {
    font-size: 0.78rem;
    color: var(--grg-text-muted);
    font-weight: 500;
}

.grg-configurator__card:hover .grg-configurator__card-inner {
    border-color: var(--grg-accent);
    background-color: var(--grg-bg-alt);
}

.grg-configurator__card input:focus-visible + .grg-configurator__card-inner {
    outline: 2px solid var(--grg-accent);
    outline-offset: 2px;
}

.grg-configurator__card input:checked + .grg-configurator__card-inner {
    border-color: var(--grg-accent-deep);
    background-color: var(--grg-bg-alt);
    box-shadow: 0 0 0 2px var(--grg-accent-deep) inset;
}

.grg-configurator__card input:checked + .grg-configurator__card-inner .grg-configurator__card-title {
    color: var(--grg-accent-deep);
}

/* ---- QUANTITY (patiserie) ---- */
.grg-configurator__qty {
    display: inline-flex;
    align-items: stretch;
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r);
    overflow: hidden;
    background: var(--grg-surface);
}

.grg-configurator__qty-btn {
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    font-size: 1.2rem;
    color: var(--grg-accent-deep);
    cursor: pointer;
    transition: background-color var(--grg-dur) var(--grg-ease);
}

.grg-configurator__qty-btn:hover,
.grg-configurator__qty-btn:focus {
    background-color: var(--grg-bg-alt);
}

.grg-configurator__qty input {
    width: 80px;
    border: none;
    border-left: 1px solid var(--grg-border);
    border-right: 1px solid var(--grg-border);
    text-align: center;
    font-family: var(--grg-font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--grg-accent-deep);
    background: transparent;
}

.grg-configurator__qty input:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--grg-accent) inset;
}

.grg-configurator__chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--grg-s-2);
    margin-top: var(--grg-s-3);
}

.grg-configurator__chip {
    background: var(--grg-surface);
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r-pill);
    padding: 4px var(--grg-s-3);
    font-size: 0.8rem;
    color: var(--grg-text);
    cursor: pointer;
    transition: background-color var(--grg-dur) var(--grg-ease),
                border-color var(--grg-dur) var(--grg-ease),
                color var(--grg-dur) var(--grg-ease);
}

.grg-configurator__chip:hover,
.grg-configurator__chip.is-active {
    background: var(--grg-accent);
    color: var(--grg-text-inverse);
    border-color: var(--grg-accent);
}

/* ---- FIELDS (input / textarea) ---- */
.grg-configurator__form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--grg-s-4);
}

@media (max-width: 600px) {
    .grg-configurator__form-grid { grid-template-columns: 1fr; }
}

.grg-configurator__field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.grg-configurator__field-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--grg-accent-deep);
}

.grg-configurator__field input,
.grg-configurator__field textarea,
.grg-configurator__field select {
    width: 100%;
    padding: var(--grg-s-3);
    font-family: var(--grg-font-body);
    font-size: 0.95rem;
    color: var(--grg-text);
    background-color: var(--grg-surface);
    border: 1px solid var(--grg-border);
    border-radius: var(--grg-r);
    transition: border-color var(--grg-dur) var(--grg-ease),
                box-shadow var(--grg-dur) var(--grg-ease);
}

.grg-configurator__field input:focus,
.grg-configurator__field textarea:focus,
.grg-configurator__field select:focus {
    outline: none;
    border-color: var(--grg-accent);
    box-shadow: 0 0 0 3px rgba(200, 137, 58, 0.12);
}

.grg-configurator__field textarea {
    resize: vertical;
    min-height: 80px;
    font-family: var(--grg-font-body);
}

.grg-configurator__field input:invalid:not(:placeholder-shown) {
    border-color: var(--grg-danger);
}

.grg-configurator__checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--grg-s-2);
    font-size: 0.9rem;
    color: var(--grg-text);
    cursor: pointer;
}

.grg-configurator__checkbox input { margin-top: 4px; }

/* ---- HONEYPOT (anti-spam) ---- */
.grg-honeypot {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
    padding: 0;
    margin: -1px;
}

/* ---- ESTIMATE (torturi) ---- */
.grg-configurator__estimate {
    background-color: var(--grg-bg-alt);
    border: 1px dashed var(--grg-accent);
    border-radius: var(--grg-r);
    padding: var(--grg-s-4);
    text-align: center;
}

.grg-configurator__estimate-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--grg-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--grg-s-2);
}

.grg-configurator__estimate-value {
    display: block;
    font-family: var(--grg-font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--grg-cta);
    margin-bottom: var(--grg-s-2);
}

.grg-configurator__estimate small {
    display: block;
    font-size: 0.8rem;
    color: var(--grg-text-muted);
    line-height: 1.5;
}

/* ---- FEEDBACK (success/error AJAX) ---- */
.grg-configurator__feedback {
    padding: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    border-radius: var(--grg-r);
}

.grg-configurator__feedback:not(:empty) {
    padding: var(--grg-s-3) var(--grg-s-4);
    border: 1px solid var(--grg-border);
    background-color: var(--grg-surface-warm);
}

.grg-configurator__feedback.is-success {
    background-color: rgba(107, 142, 35, 0.1);
    border-color: var(--grg-success);
    color: var(--grg-success);
}

.grg-configurator__feedback.is-error {
    background-color: rgba(166, 55, 28, 0.08);
    border-color: var(--grg-danger);
    color: var(--grg-danger);
}

/* ---- NOTICE (b2b, restock) ---- */
.grg-configurator__notice {
    background-color: var(--grg-bg-alt);
    border: 1px solid var(--grg-border);
    border-left: 4px solid var(--grg-accent);
    border-radius: var(--grg-r);
    padding: var(--grg-s-4);
    font-size: 0.92rem;
    color: var(--grg-text);
    line-height: 1.6;
}

.grg-configurator__notice strong {
    color: var(--grg-accent-deep);
}

.grg-configurator__notice--b2b {
    margin-bottom: var(--grg-s-4);
}

.grg-configurator__notice h3 {
    font-family: var(--grg-font-display);
    color: var(--grg-accent-deep);
    margin: 0 0 var(--grg-s-2);
    font-size: 1.2rem;
}

.grg-configurator__notice p {
    margin: 0;
    color: var(--grg-text);
}

.grg-configurator--restock {
    display: flex;
    flex-direction: column;
    gap: var(--grg-s-4);
}

/* ---- STOCK NOTE ---- */
.grg-configurator__stock-note {
    margin: var(--grg-s-2) 0 0;
    font-size: 0.85rem;
    color: var(--grg-text-muted);
    display: flex;
    align-items: center;
    gap: var(--grg-s-2);
}

.grg-configurator__stock-note strong {
    color: var(--grg-success);
}

/* ---- LOADING BUTTON STATE ---- */
.grg-btn.is-loading {
    pointer-events: none;
    opacity: 0.7;
    position: relative;
}

.grg-btn.is-loading::after {
    content: "";
    width: 14px;
    height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    margin-left: var(--grg-s-2);
    animation: grg-spin 0.6s linear infinite;
}

@keyframes grg-spin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .grg-btn.is-loading::after { animation: none; }
}

/* ==========================================================================
   8. TAB-URI
   ========================================================================== */
.grg-product__tabs {
    margin-bottom: var(--grg-s-12);
}

.grg-product__tab-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--grg-s-1);
    border-bottom: 1px solid var(--grg-border);
    margin-bottom: var(--grg-s-5);
}

.grg-product__tab {
    background: transparent;
    border: none;
    padding: var(--grg-s-3) var(--grg-s-5);
    font-family: var(--grg-font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--grg-text-muted);
    cursor: pointer;
    position: relative;
    transition: color var(--grg-dur) var(--grg-ease);
}

.grg-product__tab:hover,
.grg-product__tab:focus-visible {
    color: var(--grg-accent-deep);
    outline: none;
}

.grg-product__tab::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: var(--grg-s-5);
    right: var(--grg-s-5);
    height: 2px;
    background-color: var(--grg-cta);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--grg-dur) var(--grg-ease);
}

.grg-product__tab.is-active {
    color: var(--grg-accent-deep);
}

.grg-product__tab.is-active::after {
    transform: scaleX(1);
}

.grg-product__tab-panel {
    color: var(--grg-text);
    font-size: 0.95rem;
    line-height: 1.7;
}

.grg-product__tab-panel p { margin: 0 0 var(--grg-s-3); }

/* ==========================================================================
   9. PRODUSE SIMILARE
   ========================================================================== */
.grg-product__related {
    border-top: 1px solid var(--grg-divider);
    padding-top: var(--grg-s-10);
}

.grg-product__related-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--grg-s-6);
    gap: var(--grg-s-4);
    flex-wrap: wrap;
}

.grg-product__related-head h2 {
    margin: 0;
    font-size: clamp(1.4rem, 2vw, 1.75rem);
}

.grg-product__related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--grg-s-5);
}

@media (max-width: 1024px) {
    .grg-product__related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .grg-product__related-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   10. RESPONSIVE FINAL
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    .grg-product__tab::after { transition: none; }
}